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authoryuhzheng <yuhzheng@1d2547de-c912-0410-9cb9-b8ca96c0e9e2>2020-01-10 07:53:14 +0000
committeryuhzheng <yuhzheng@1d2547de-c912-0410-9cb9-b8ca96c0e9e2>2020-01-10 07:53:14 +0000
commit50ff3134dc87e8a059ea6f4a8cefdb85f2f6fd17 (patch)
tree7fe982d669c06b755140b122e86c21b16b34ffe5
parentc454f6e231815e0188e205731952ac758e1d955a (diff)
downloadfreertos-50ff3134dc87e8a059ea6f4a8cefdb85f2f6fd17.tar.gz
Introduce a port for T-HEAD CK802. A simple demo for T-HEAD CB2201 is also included.
git-svn-id: http://svn.code.sf.net/p/freertos/code/trunk@2802 1d2547de-c912-0410-9cb9-b8ca96c0e9e2
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/FreeRTOSConfig.h101
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.cdkws.cxx6
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.session45
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.tagsbin0 -> 2965504 bytes
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/compilation.dbbin0 -> 7168 bytes
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/refactoring.dbbin0 -> 1321984 bytes
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/Makefile9
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/RTOSDemo.session59
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/RTOSDemo.tagsbin0 -> 1015808 bytes
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/compilation.dbbin0 -> 7168 bytes
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/refactoring.dbbin0 -> 10240 bytes
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/Makefile9
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/RTOSDemo.cdkproj381
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/RTOSDemo.cdkws10
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/chip_name.c50
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/chip_name.h45
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/ckcpu.ld150
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/crt0.S195
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/flash.init4
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/gdb.init6
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/main.c123
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo_CDK.cdkws10
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/hobbit1_2_OTP_CDK.elfbin0 -> 29516 bytes
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/Readme.txt19
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/VERSION1
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/ck802/core_ck802.c328
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/ck802/core_ck802.h546
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/csi.mk7
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/csi_core_dummy.c145
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_gcc.h36
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_instr.h436
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_reg.h418
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_simd.h1472
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi_core.h284
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/Kconfig7
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csi.mk9
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/Kconfig9
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/Kconfig0
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/VERSION1
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/aes/ck_aes.c525
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/aes/ck_aes.h54
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/csi.mk52
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/eflash/ck_eflash.c441
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/eflash/ck_eflash.h33
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/pmu/ck_pmu.c366
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/pmu/ck_pmu.h57
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/rsa/ck_rsa.c1285
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/rsa/ck_rsa.h91
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/Kconfig20
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v1.c559
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v1.h61
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v2.c700
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v2.h63
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/Kconfig20
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/ck_trng.c233
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/ck_trng.h40
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/osr_trng.c241
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/osr_trng.h44
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/Kconfig25
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/ck_usart.c710
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/ck_usart.h89
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/dw_usart.c761
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/dw_usart.h116
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/Kconfig11
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/dw_wdt.c259
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/dw_wdt.h44
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/csi.mk14
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/Kconfig0
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/csi.mk5
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/devices.c829
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/ck_sys_freq.h68
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/pin_name.h83
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/pinmux.h122
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/soc.h333
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/isr.c229
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/pinmux.c157
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/Kconfig0
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/csi.mk5
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/devices.c804
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/pin_name.h93
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/pinmux.h99
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/soc.h206
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/isr.c244
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/pinmux.c138
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/Kconfig0
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/csi.mk5
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/devices.c843
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/pin_name.h88
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/pinmux.h221
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/soc.h327
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/isr.c216
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/pinmux.c150
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/config.h29
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_aes.h189
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_common.h47
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_crc.h150
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_dmac.h171
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eflash.h157
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_errno.h121
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth.h105
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth_mac.h422
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth_phy.h124
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_flash.h175
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_gpio.h192
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_iic.h288
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_intc.h163
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_pmu.h125
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_pwm.h94
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_rsa.h223
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_rtc.h161
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_sha.h172
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_spi.h320
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_tee.h640
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_timer.h168
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_trng.h118
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_usart.h495
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wdt.h119
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wifi.h1051
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wifi_wps.h101
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/system.c33
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/driver/uart.c101
-rw-r--r--FreeRTOS/Demo/T-HEAD_CB2201_CDK/driver/uart.h20
-rw-r--r--FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/port.c150
-rw-r--r--FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/portasm.S126
-rw-r--r--FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/portmacro.h159
125 files changed, 23809 insertions, 0 deletions
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/FreeRTOSConfig.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/FreeRTOSConfig.h
new file mode 100644
index 000000000..ace104cd2
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/FreeRTOSConfig.h
@@ -0,0 +1,101 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+#ifndef FREERTOS_CONFIG_H
+#define FREERTOS_CONFIG_H
+#include "stdio.h"
+/*-----------------------------------------------------------
+ * Application specific definitions.
+ *
+ * These definitions should be adjusted for your particular hardware and
+ * application requirements.
+ *
+ * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
+ * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
+ *
+ * See http://www.freertos.org/a00110.html.
+ *----------------------------------------------------------*/
+
+#define configUSE_PREEMPTION 1
+#define configUSE_IDLE_HOOK 0
+#define configUSE_TICK_HOOK 0
+#define configCPU_CLOCK_HZ ( ( unsigned long ) 24000000 )
+#define configTICK_RATE_HZ ( ( portTickType ) 1000 )
+#define configMINIMAL_STACK_SIZE ( ( unsigned short ) (256) )
+#define configTOTAL_HEAP_SIZE ( ( size_t ) 16384 )
+#define configMAX_TASK_NAME_LEN ( 12 )
+#define configUSE_TRACE_FACILITY 0
+#define configUSE_16_BIT_TICKS 0
+#define configIDLE_SHOULD_YIELD 1
+#define configUSE_CO_ROUTINES 0
+#define configUSE_MUTEXES 1
+#define configCHECK_FOR_STACK_OVERFLOW 1
+#define configUSE_RECURSIVE_MUTEXES 0
+#define configQUEUE_REGISTRY_SIZE 10
+#define configUSE_MALLOC_FAILED_HOOK 1
+#define configUSE_STATS_FORMATTING_FUNCTIONS 1
+#define configUSE_TIMERS 1
+#define configTIMER_TASK_PRIORITY 1
+#define configTIMER_QUEUE_LENGTH 36
+#define configTIMER_TASK_STACK_DEPTH 1024
+#define configUSE_TIME_SLICING 1
+#define configUSE_COUNTING_SEMAPHORES 1
+
+#define portCRITICAL_NESTING_IN_TCB 0
+
+
+
+
+/*#define configGENERATE_RUN_TIME_STATS 1*/
+
+#define configMAX_PRIORITIES ( 200 )
+#define configMAX_CO_ROUTINE_PRIORITIES ( 2 )
+
+/* Set the following definitions to 1 to include the API function, or zero
+to exclude the API function. */
+
+#define INCLUDE_vTaskPrioritySet 1
+#define INCLUDE_uxTaskPriorityGet 1
+#define INCLUDE_vTaskDelete 1
+#define INCLUDE_vTaskCleanUpResources 0
+#define INCLUDE_vTaskSuspend 1
+#define INCLUDE_vTaskDelayUntil 1
+#define INCLUDE_vTaskDelay 1
+
+#define configASSERT( a ) do {if ((a)==0){printf("Assert : %s %d\r\n", __FILE__, __LINE__);while(1);}}while(0)
+
+#define configKERNEL_INTERRUPT_PRIORITY ( ( unsigned char ) 7 << ( unsigned char ) 5 ) /* Priority 7, or 255 as only the top three bits are implemented. This is the lowest priority. */
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY ( ( unsigned char ) 5 << ( unsigned char ) 5 ) /* Priority 5, or 160 as only the top three bits are implemented. */
+
+extern volatile unsigned long ulHighFrequencyTimerTicks;
+/* There is already a high frequency timer running - just reset its count back
+to zero. */
+/*
+#define portCONFIGURE_TIMER_FOR_RUN_TIME_STATS() ( ulHighFrequencyTimerTicks = 0UL )
+#define portGET_RUN_TIME_COUNTER_VALUE() ulHighFrequencyTimerTicks
+*/
+#endif /* FREERTOS_CONFIG_H */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.cdkws.cxx b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.cdkws.cxx
new file mode 100644
index 000000000..26bca8d93
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.cdkws.cxx
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace>
+ <FindInFilesMask>
+ <![CDATA[*]]>
+ </FindInFilesMask>
+</Workspace>
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.session b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.session
new file mode 100644
index 000000000..06446e7cf
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.session
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Session Name="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\RTOSDemo_CDK\RTOSDemo_CDK.cdkws">
+ <int Value="4" Name="m_selectedTab"/>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\RTOSDemo_CDK\RTOSDemo_CDK.cdkws" Name="m_workspaceName"/>
+ <TabInfoArray Name="TabInfoArray">
+ <TabInfo>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\RTOSDemo_CDK\RTOSDemo\main.c" Name="FileName"/>
+ <int Value="109" Name="FirstVisibleLine"/>
+ <int Value="117" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ <TabInfo>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\csi\csi_driver\include\system.c" Name="FileName"/>
+ <int Value="0" Name="FirstVisibleLine"/>
+ <int Value="3" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ <TabInfo>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Source\portable\CDK\T-HEAD_CK802\port.c" Name="FileName"/>
+ <int Value="14" Name="FirstVisibleLine"/>
+ <int Value="25" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ <TabInfo>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Source\portable\CDK\T-HEAD_CK802\portmacro.h" Name="FileName"/>
+ <int Value="25" Name="FirstVisibleLine"/>
+ <int Value="35" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ <TabInfo>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\FreeRTOSConfig.h" Name="FileName"/>
+ <int Value="27" Name="FirstVisibleLine"/>
+ <int Value="49" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ </TabInfoArray>
+ <SerializedObject Name="m_breakpoints">
+ <long Value="0" Name="Count"/>
+ </SerializedObject>
+</Session>
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.tags b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.tags
new file mode 100644
index 000000000..cbc38e0cc
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/RTOSDemo_CDK.tags
Binary files differ
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/compilation.db b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/compilation.db
new file mode 100644
index 000000000..ffe8a393d
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/compilation.db
Binary files differ
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/refactoring.db b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/refactoring.db
new file mode 100644
index 000000000..bda411557
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/.cdk/refactoring.db
Binary files differ
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/Makefile b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/Makefile
new file mode 100644
index 000000000..01560dbca
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/Makefile
@@ -0,0 +1,9 @@
+.PHONY: clean All
+
+All:
+ @echo "----------Building project:[ RTOSDemo - BuildSet ]----------"
+ @
+ @cd "RTOSDemo" && make -f "RTOSDemo.mk" MakeIntermediateDirs && make -f "RTOSDemo.mk" -j 8
+clean:
+ @echo "----------Cleaning project:[ RTOSDemo - BuildSet ]----------"
+ @cd "RTOSDemo" && make -f "RTOSDemo.mk" clean
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/RTOSDemo.session b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/RTOSDemo.session
new file mode 100644
index 000000000..06a8eb6e9
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/RTOSDemo.session
@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Session Name="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\RTOSDemo_CDK\RTOSDemo\RTOSDemo.cdkws">
+ <int Value="1" Name="m_selectedTab"/>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\RTOSDemo_CDK\RTOSDemo\RTOSDemo.cdkws" Name="m_workspaceName"/>
+ <TabInfoArray Name="TabInfoArray">
+ <TabInfo>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\RTOSDemo_CDK\RTOSDemo\gdb.init" Name="FileName"/>
+ <int Value="0" Name="FirstVisibleLine"/>
+ <int Value="0" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ <TabInfo>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\RTOSDemo_CDK\RTOSDemo\main.c" Name="FileName"/>
+ <int Value="15" Name="FirstVisibleLine"/>
+ <int Value="29" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ <TabInfo>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\driver\uart.c" Name="FileName"/>
+ <int Value="0" Name="FirstVisibleLine"/>
+ <int Value="19" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ <TabInfo>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\csi\csi_driver\csky\hobbit1_2\devices.c" Name="FileName"/>
+ <int Value="6" Name="FirstVisibleLine"/>
+ <int Value="22" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ <TabInfo>
+ <wxString Value="d:\ubuntu-share\freertos\demo\t-head_cb2201_cdk\csi\csi_driver\include\config.h" Name="FileName"/>
+ <int Value="3" Name="FirstVisibleLine"/>
+ <int Value="19" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ <TabInfo>
+ <wxString Value="D:\Ubuntu-Share\FreeRTOS\Demo\T-HEAD_CB2201_CDK\RTOSDemo_CDK\RTOSDemo\chip_name.h" Name="FileName"/>
+ <int Value="21" Name="FirstVisibleLine"/>
+ <int Value="37" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ <TabInfo>
+ <wxString Value="d:\ubuntu-share\freertos\demo\t-head_cb2201_cdk\csi\csi_core\ck802\core_ck802.h" Name="FileName"/>
+ <int Value="44" Name="FirstVisibleLine"/>
+ <int Value="68" Name="CurrentLine"/>
+ <wxArrayString Name="Bookmarks"/>
+ <IntVector Name="CollapsedFolds"/>
+ </TabInfo>
+ </TabInfoArray>
+ <SerializedObject Name="m_breakpoints">
+ <long Value="0" Name="Count"/>
+ </SerializedObject>
+</Session>
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/RTOSDemo.tags b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/RTOSDemo.tags
new file mode 100644
index 000000000..48f59420d
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/RTOSDemo.tags
Binary files differ
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/compilation.db b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/compilation.db
new file mode 100644
index 000000000..ffe8a393d
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/compilation.db
Binary files differ
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/refactoring.db b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/refactoring.db
new file mode 100644
index 000000000..bc6fc0342
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/.cdk/refactoring.db
Binary files differ
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/Makefile b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/Makefile
new file mode 100644
index 000000000..307c9dcc4
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/Makefile
@@ -0,0 +1,9 @@
+.PHONY: clean All
+
+All:
+ @echo "----------Building project:[ RTOSDemo - BuildSet ]----------"
+ @
+ @make -f "RTOSDemo.mk" MakeIntermediateDirs && make -f "RTOSDemo.mk" -j 8
+clean:
+ @echo "----------Cleaning project:[ RTOSDemo - BuildSet ]----------"
+ @make -f "RTOSDemo.mk" clean
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/RTOSDemo.cdkproj b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/RTOSDemo.cdkproj
new file mode 100644
index 000000000..2b45bdf88
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/RTOSDemo.cdkproj
@@ -0,0 +1,381 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Project Name="RTOSDemo" Version="1" Language="C">
+ <Description/>
+ <Dependencies Name="Debug"/>
+ <VirtualDirectory Name="arch">
+ <File Name="crt0.S">
+ <FileOption/>
+ </File>
+ </VirtualDirectory>
+ <VirtualDirectory Name="inc">
+ <File Name="../../FreeRTOSConfig.h">
+ <FileOption/>
+ </File>
+ </VirtualDirectory>
+ <VirtualDirectory Name="script">
+ <File Name="ckcpu.ld">
+ <FileOption/>
+ </File>
+ <File Name="gdb.init">
+ <FileOption/>
+ </File>
+ <File Name="flash.init">
+ <FileOption/>
+ </File>
+ </VirtualDirectory>
+ <VirtualDirectory Name="src">
+ <File Name="main.c">
+ <FileOption/>
+ </File>
+ <File Name="../../driver/uart.c">
+ <FileOption/>
+ </File>
+ <File Name="../../Readme.txt">
+ <FileOption/>
+ </File>
+ </VirtualDirectory>
+ <MonitorProgress>
+ <FlashOperate>37</FlashOperate>
+ <DebugLaunch>47</DebugLaunch>
+ </MonitorProgress>
+ <VirtualDirectory Name="csi">
+ <File Name="../../csi/csi_driver/include/drv_usart.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_driver/csky/hobbit1_2/devices.c">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_driver/csky/hobbit1_2/isr.c">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_driver/csky/hobbit1_2/pinmux.c">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_driver/csky/hobbit1_2/include/pin_name.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_driver/csky/hobbit1_2/include/pinmux.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_driver/csky/hobbit1_2/include/soc.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_driver/csky/common/usart/dw_usart.c">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_driver/csky/common/usart/dw_usart.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_core/ck802/core_ck802.c">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_core/ck802/core_ck802.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_core/include/csi_core.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_core/include/csi-gcc/csi_gcc.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_core/include/csi-gcc/csi_instr.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_core/include/csi-gcc/csi_reg.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_core/include/csi-gcc/csi_simd.h">
+ <FileOption/>
+ </File>
+ <File Name="../../csi/csi_driver/include/system.c">
+ <FileOption/>
+ </File>
+ </VirtualDirectory>
+ <VirtualDirectory Name="FreeRTOS">
+ <File Name="../../../../Source/croutine.c">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/event_groups.c">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/list.c">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/queue.c">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/stream_buffer.c">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/tasks.c">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/timers.c">
+ <FileOption/>
+ </File>
+ <VirtualDirectory Name="inc">
+ <File Name="../../../../Source/include/atomic.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/croutine.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/deprecated_definitions.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/event_groups.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/FreeRTOS.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/list.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/message_buffer.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/mpu_prototypes.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/mpu_wrappers.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/portable.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/projdefs.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/queue.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/semphr.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/stack_macros.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/StackMacros.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/stdint.readme">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/stream_buffer.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/task.h">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/include/timers.h">
+ <FileOption/>
+ </File>
+ </VirtualDirectory>
+ <File Name="../../../../Source/portable/MemMang/heap_4.c">
+ <FileOption/>
+ </File>
+ <VirtualDirectory Name="port">
+ <File Name="../../../../Source/portable/ThirdParty/CDK/T-HEAD_CK802/port.c">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/portable/ThirdParty/CDK/T-HEAD_CK802/portasm.S">
+ <FileOption/>
+ </File>
+ <File Name="../../../../Source/portable/ThirdParty/CDK/T-HEAD_CK802/portmacro.h">
+ <FileOption/>
+ </File>
+ </VirtualDirectory>
+ </VirtualDirectory>
+ <DebugSessions>
+ <watchExpressions>uxDeletedTasksWaitingCleanUp:0</watchExpressions>
+ <memoryExpressions>0xe000e100;;;</memoryExpressions>
+ <statistics>;;MHZ</statistics>
+ <peripheralTabs/>
+ <WatchDisplayFormat>0</WatchDisplayFormat>
+ <LocalDisplayFormat>0</LocalDisplayFormat>
+ <debugLayout/>
+ <memoryTabColSizeExpressions>100:8;100:8;100:8;100:8;</memoryTabColSizeExpressions>
+ </DebugSessions>
+ <BuildConfigs>
+ <BuildConfig Name="BuildSet">
+ <Target>
+ <ROMBank Selected="1">
+ <ROM1>
+ <InUse>yes</InUse>
+ <Start>0x60000000</Start>
+ <Size>0x4000</Size>
+ </ROM1>
+ <ROM2>
+ <InUse>no</InUse>
+ <Start/>
+ <Size/>
+ </ROM2>
+ <ROM3>
+ <InUse>no</InUse>
+ <Start/>
+ <Size/>
+ </ROM3>
+ <ROM4>
+ <InUse>no</InUse>
+ <Start/>
+ <Size/>
+ </ROM4>
+ <ROM5>
+ <InUse>no</InUse>
+ <Start/>
+ <Size/>
+ </ROM5>
+ </ROMBank>
+ <RAMBank>
+ <RAM1>
+ <InUse>no</InUse>
+ <Start>0x20000000</Start>
+ <Size>0x80000</Size>
+ <Init>yes</Init>
+ </RAM1>
+ <RAM2>
+ <InUse>no</InUse>
+ <Start>0x50000000</Start>
+ <Size>0x800000</Size>
+ <Init>yes</Init>
+ </RAM2>
+ <RAM3>
+ <InUse>yes</InUse>
+ <Start>0x60004000</Start>
+ <Size>0xc000</Size>
+ <Init>yes</Init>
+ </RAM3>
+ <RAM4>
+ <InUse>no</InUse>
+ <Start/>
+ <Size/>
+ <Init>yes</Init>
+ </RAM4>
+ <RAM5>
+ <InUse>no</InUse>
+ <Start/>
+ <Size/>
+ <Init>yes</Init>
+ </RAM5>
+ </RAMBank>
+ <CPU>ck802</CPU>
+ <UseMiniLib>yes</UseMiniLib>
+ <Endian>little</Endian>
+ <UseHardFloat>no</UseHardFloat>
+ <UseEnhancedLRW>yes</UseEnhancedLRW>
+ <UseContinueBuild>no</UseContinueBuild>
+ <UseSemiHost>no</UseSemiHost>
+ </Target>
+ <Output>
+ <OutputName>$(ProjectName)</OutputName>
+ <Type>Executable</Type>
+ <CreateHexFile>no</CreateHexFile>
+ <CreateBinFile>no</CreateBinFile>
+ <Preprocessor>no</Preprocessor>
+ <Disasm>yes</Disasm>
+ <CallGraph>no</CallGraph>
+ <Map>yes</Map>
+ </Output>
+ <User>
+ <BeforeCompile>
+ <RunUserProg>no</RunUserProg>
+ <UserProgName/>
+ </BeforeCompile>
+ <BeforeMake>
+ <RunUserProg>no</RunUserProg>
+ <UserProgName/>
+ </BeforeMake>
+ <AfterMake>
+ <RunUserProg>no</RunUserProg>
+ <UserProgName/>
+ </AfterMake>
+ </User>
+ <Compiler>
+ <Define/>
+ <Undefine/>
+ <Optim>Optimize size (-Os)</Optim>
+ <DebugLevel>Default (-g)</DebugLevel>
+ <IncludePath>$(ProjectPath);$(ProjectPath)/../../driver;$(ProjectPath)/../../csi/csi_driver/include;$(ProjectPath)/../../csi/csi_driver/csky/hobbit1_2/include;$(ProjectPath)/../../csi/csi_driver/csky/common/usart;$(ProjectPath)/../../csi/csi_core/include;$(ProjectPath)/../../csi/csi_core/include/csi-gcc;$(ProjectPath)/../../csi/csi_core/ck802;$(ProjectPath)/../../;$(ProjectPath)/../../../../Source/include;$(ProjectPath)/../../../../Source/portable/ThirdParty/CDK/T-HEAD_CK802;$(ProjectPath)/../../../../Demo/Common/include</IncludePath>
+ <OtherFlags>-ffunction-sections -fdata-sections -mistack</OtherFlags>
+ <Verbose>no</Verbose>
+ <Ansi>no</Ansi>
+ <Syntax>no</Syntax>
+ <Pedantic>no</Pedantic>
+ <PedanticErr>no</PedanticErr>
+ <InhibitWarn>no</InhibitWarn>
+ <AllWarn>yes</AllWarn>
+ <WarnErr>no</WarnErr>
+ <OneElfS>no</OneElfS>
+ <Fstrict>no</Fstrict>
+ </Compiler>
+ <Asm>
+ <Define/>
+ <Undefine/>
+ <IncludePath>$(ProjectPath);$(CDKPath)/CSKY/csi/csi_core/include/;$(CDKPath)/CSKY/csi/csi_core/csi_cdk/;$(CDKPath)/CSKY/csi/csi_driver/include/</IncludePath>
+ <OtherFlags/>
+ <DebugLevel>gdwarf2</DebugLevel>
+ </Asm>
+ <Linker>
+ <Garbage>yes</Garbage>
+ <LDFile>$(ProjectPath)/ckcpu.ld</LDFile>
+ <LibName/>
+ <LibPath/>
+ <OtherFlags/>
+ <AutoLDFile>no</AutoLDFile>
+ </Linker>
+ <Debug>
+ <LoadApplicationAtStartup>yes</LoadApplicationAtStartup>
+ <Connector>ICE</Connector>
+ <StopAt>yes</StopAt>
+ <StopAtText>main</StopAtText>
+ <InitFile>$(ProjectPath)/gdb.init</InitFile>
+ <AutoRun>yes</AutoRun>
+ <ResetType>Soft Reset</ResetType>
+ <SoftResetVal>60000000</SoftResetVal>
+ <ResetAfterLoad>no</ResetAfterLoad>
+ <Dumpcore>no</Dumpcore>
+ <DumpcoreText>$(ProjectPath)/$(ProjectName).cdkcore</DumpcoreText>
+ <ConfigICE>
+ <IP>localhost</IP>
+ <PORT>1025</PORT>
+ <Clock>12000</Clock>
+ <Delay>10</Delay>
+ <WaitReset>50</WaitReset>
+ <DDC>yes</DDC>
+ <TRST>no</TRST>
+ <DebugPrint>no</DebugPrint>
+ <Connect>Normal</Connect>
+ <ResetType>soft</ResetType>
+ <SoftResetVal>0</SoftResetVal>
+ <RTOSType>None</RTOSType>
+ <DownloadToFlash>no</DownloadToFlash>
+ <ResetAfterConnect>yes</ResetAfterConnect>
+ <GDBName/>
+ <GDBServerType>Local</GDBServerType>
+ <OtherFlags/>
+ </ConfigICE>
+ <ConfigSIM>
+ <SIMTarget/>
+ <OtherFlags/>
+ <NoGraphic>yes</NoGraphic>
+ <Log>no</Log>
+ <SimTrace>no</SimTrace>
+ </ConfigSIM>
+ </Debug>
+ <Flash>
+ <InitFile>$(ProjectPath)/flash.init</InitFile>
+ <Erase>Erase Sectors</Erase>
+ <Algorithms Path="">hobbit1_2_OTP_CDK.elf</Algorithms>
+ <Program>no</Program>
+ <Verify>no</Verify>
+ <ResetAndRun>no</ResetAndRun>
+ <ResetType>Soft Reset</ResetType>
+ <SoftResetVal/>
+ <External>no</External>
+ <Command/>
+ <Arguments/>
+ </Flash>
+ </BuildConfig>
+ </BuildConfigs>
+</Project>
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/RTOSDemo.cdkws b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/RTOSDemo.cdkws
new file mode 100644
index 000000000..6c03663fe
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/RTOSDemo.cdkws
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<CDK_Workspace Name="RTOSDemo" Database="">
+ <Project Name="RTOSDemo" Path="RTOSDemo.cdkproj" Active="Yes"/>
+ <BuildMatrix>
+ <WorkspaceConfiguration Name="Debug" Selected="yes">
+ <Environment/>
+ <Project Name="RTOSDemo" ConfigName="BuildSet"/>
+ </WorkspaceConfiguration>
+ </BuildMatrix>
+</CDK_Workspace>
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/chip_name.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/chip_name.c
new file mode 100644
index 000000000..2ce840697
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/chip_name.c
@@ -0,0 +1,50 @@
+/*============================================================================
+ * Name : chip_name.c
+ * Author : $(UserName)
+ * Copyright : Your copyright notice
+ * Description : System Initialization before main
+ * 1 CPU initialization
+ * 2 memory & IO base address initialization
+ * 3 flash size & address initialization
+ * 4 interrupt resource initialization for the soc
+ *============================================================================
+ */
+#include "chip_name.h"
+/**
+ * @brief initial CPU based on user config in chip_name.h
+ */
+static void CPUInit(void)
+{
+ /**
+ * Config CPU's Unit such as MGU, Cache...
+ */
+
+ return;
+}
+
+/**
+ * @brief entry of whole chip initialization
+ * @Note anyone should not use any global variable in this function since this function is called
+ * at before data section's initialization.
+ * Since here SystemInit is a weak symbol, any vendor can override this symbol on its own wishes.
+ */
+
+ #define CONFIG_SYSTICK_HZ 100
+ #define CONFIG_SYSTEM_FREQ 24000000
+
+__attribute__((weak)) void SystemInit(void)
+{
+ /**
+ * initial CPU based on the config in chip_name.h
+ */
+ CPUInit();
+
+ /**
+ * TODO: initial IO, memory, flash...
+ */
+
+ drv_coret_config(CONFIG_SYSTEM_FREQ / CONFIG_SYSTICK_HZ, CORET_IRQn); //10ms
+ csi_vic_enable_sirq(CORET_IRQn);
+
+ return;
+} \ No newline at end of file
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/chip_name.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/chip_name.h
new file mode 100644
index 000000000..4f9dc236b
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/chip_name.h
@@ -0,0 +1,45 @@
+/*
+ * Description : chip_name.h - Define the system configuration such as:
+ * 1 CPU base config
+ * 2 memory & IO base address
+ * 3 flash size & address
+ * 4 interrupt resource for the soc.
+ *
+ * Copyright (C) : Hangzhou C-SKY Microsystems Co.,LTD.
+ * Date: 2016-08-22
+ */
+
+#ifndef __INCLUDE_CHIP_NAME_H__
+#define __INCLUDE_CHIP_NAME_H__
+
+typedef enum IRQn
+{
+/* ---------------------- CK801CM0 Specific Interrupt Numbers --------------------- */
+ CORET_IRQn = 0,
+} IRQn_Type;
+
+/* Configuration of the CK80# Processor and Core Peripherals */
+/* ToDo: set the defines according your Device */
+/* ToDo: define the correct core revision
+ __CK801_REV if your device is a CK801 device
+ __CK802_REV if your device is a CK802 device
+ __CK803S_REV if your device is a CK803S device */
+#define __NVIC_PRIO_BITS 2 /*!< Number of Bits used for Priority Levels */
+#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */
+#define __MGU_PRESENT 0 /*!< MGU present or not */
+
+/* Soft reset address */
+#define __RESET_CONST 0xabcd1234
+
+/**********************************************
+ * Config CPU
+ * Define the attribute for your CPU
+ *********************************************/
+//#include "CSICORE_CK802.H"
+
+/*******************************
+ * Config IO base address
+ ******************************/
+
+
+#endif /* __INCLUDE_CHIP_NAME_H__ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/ckcpu.ld b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/ckcpu.ld
new file mode 100644
index 000000000..68893e677
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/ckcpu.ld
@@ -0,0 +1,150 @@
+/*************************************************************
+// <<< Use Configuration Wizard in Context Menu >>>
+*************************************************************/
+
+/*************************************************************
+// <m> Entry Point <2>
+// <i> config start function for this application
+*************************************************************/
+MEMORY
+{
+ ROM : ORIGIN = 0x0 , LENGTH = 0x2000 /* ROM 8KB*/
+ EFLASH : ORIGIN = 0x60000000 , LENGTH = 0x4000 /* E-FLASH 252KB*/
+ SRAM : ORIGIN = 0x60004000 , LENGTH = 0xC000 /* on-chip SRAM 80KB*/
+}
+
+__min_heap_size = 0x200;
+PROVIDE (__ram_end = 0x60014000);
+PROVIDE (__heap_end = __ram_end);
+
+REGION_ALIAS("REGION_TEXT", EFLASH);
+REGION_ALIAS("REGION_RODATA", EFLASH);
+REGION_ALIAS("REGION_DATA", SRAM);
+REGION_ALIAS("REGION_BSS", SRAM);
+
+ENTRY(Reset_Handler)
+SECTIONS
+{
+ .text : {
+ . = ALIGN(0x4) ;
+ *startup.o(*.text)
+ __stext = . ;
+ *(.text)
+ *(.text*)
+ *(.text.*)
+ *(.gnu.warning)
+ *(.stub)
+ *(.gnu.linkonce.t*)
+ *(.glue_7t)
+ *(.glue_7)
+ *(.jcr)
+ KEEP (*(.init))
+ KEEP (*(.fini))
+ . = ALIGN (4) ;
+ PROVIDE(__ctbp = .);
+ *(.call_table_data)
+ *(.call_table_text)
+ . = ALIGN(0x10) ;
+ __etext = . ;
+ } > REGION_TEXT
+ .eh_frame_hdr : {
+ *(.eh_frame_hdr)
+ } > REGION_TEXT
+ .eh_frame : ONLY_IF_RO {
+ KEEP (*(.eh_frame))
+ } > REGION_TEXT
+ .gcc_except_table : ONLY_IF_RO {
+ *(.gcc_except_table .gcc_except_table.*)
+ } > REGION_TEXT
+ .rodata : {
+ . = ALIGN(0x4) ;
+ __srodata = .;
+ *(.rdata)
+ *(.rdata*)
+ *(.rdata1)
+ *(.rdata.*)
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata*)
+ *(.rodata.*)
+ *(.rodata.str1.4)
+ . = ALIGN(0x4) ;
+ __ctor_start__ = .;
+ KEEP (*(SORT(.ctors.*)))
+ KEEP (*(.ctors))
+ __ctor_end__ = .;
+ KEEP (*(SORT(.dtors.*)))
+ KEEP (*(.dtors))
+ __dtor_end__ = .;
+ . = ALIGN(0x4) ;
+ __erodata = .;
+ __rodata_end__ = .;
+ } > REGION_RODATA
+ .data : {
+ . = ALIGN(0x4) ;
+ __sdata = . ;
+ __data_start__ = . ;
+ data_start = . ;
+ KEEP(*startup.o(.vectors))
+ *(.got.plt)
+ *(.got)
+ *(.gnu.linkonce.r*)
+ *(.data)
+ *(.data*)
+ *(.data1)
+ *(.data.*)
+ *(.gnu.linkonce.d*)
+ *(.data1)
+ *(.gcc_except_table)
+ *(.gcc_except_table*)
+ __start_init_call = .;
+ *(.initcall.init)
+ __stop_init_call = .;
+ __start_cmd = .;
+ *(.bootloaddata.cmd)
+ . = ALIGN(4) ;
+ __stop_cmd = .;
+ *(.sdata)
+ *(.sdata.*)
+ *(.gnu.linkonce.s.*)
+ *(__libc_atexit)
+ *(__libc_subinit)
+ *(__libc_subfreeres)
+ *(.note.ABI-tag)
+ __edata = .;
+ __data_end__ = .;
+ . = ALIGN(0x4) ;
+ } > REGION_DATA AT > REGION_RODATA
+ .eh_frame : ONLY_IF_RW {
+ KEEP (*(.eh_frame))
+ } > REGION_DATA AT > REGION_RODATA
+ .gcc_except_table : ONLY_IF_RW {
+ *(.gcc_except_table .gcc_except_table.*)
+ __edata = .;
+ __data_end__ = .;
+ } > REGION_DATA AT > REGION_RODATA
+ .bss : {
+ . = ALIGN(0x4) ;
+ __sbss = ALIGN(0x4) ;
+ __bss_start__ = . ;
+ *(.dynsbss)
+ *(.sbss)
+ *(.sbss.*)
+ *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(.bss.*)
+ *(COMMON)
+ . = ALIGN(0x4) ;
+ __ebss = . ;
+ __bss_end__ = .;
+ __end = . ;
+ end = . ;
+ } > REGION_BSS AT > REGION_BSS
+ ._user_heap : {
+ . = ALIGN(0x4) ;
+ __heap_start = .;
+ . += __min_heap_size;
+ . = ALIGN(0x4) ;
+ } > REGION_BSS AT > REGION_BSS
+} \ No newline at end of file
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/crt0.S b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/crt0.S
new file mode 100644
index 000000000..a72543a71
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/crt0.S
@@ -0,0 +1,195 @@
+/*
+ * crt0.S
+ * 1 define and initial the stack pointer
+ * 2 exception handler table
+ * 3 call SystemInit
+ * 4 go to __main in entry.o
+ *
+ * Copyright (C) 2016~2017 Hangzhou C-SKY Microsystems Co., Ltd
+ * Modify by Jiang Long on 2016-09-14
+ */
+// <<< Use Configuration Wizard in Context Menu >>>
+
+/*
+ * For importing variable or functions from other c or assemble files.
+ */
+.import main
+
+/*
+ * default service routine
+ */
+.global Reset_Handler
+.global Misaligned_Access_Handler
+.global Access_Error_Handler
+.global Divided_By_Zero_Handler
+.global Illegal_Handler
+.global Privlege_Violation_Handler
+.global Trace_Exection_Handler
+.global Breakpoint_Exception_Handler
+.global Unrecoverable_Error_Handler
+.global Idly4_Error_Handler
+.global Auto_INT_Handler
+.global Auto_FINT_Handler
+.global Reserved_HAI_Handler
+.global Reserved_FP_Handler
+.global TLB_Ins_Empty_Handler
+.global TLB_Data_Empty_Handler
+.global Default_handler
+
+.weak Reset_Handler
+.weak Misaligned_Access_Handler
+.weak Access_Error_Handler
+.weak Divided_By_Zero_Handler
+.weak Illegal_Handler
+.weak Privlege_Violation_Handler
+.weak Trace_Exection_Handler
+.weak Breakpoint_Exception_Handler
+.weak Unrecoverable_Error_Handler
+.weak Idly4_Error_Handler
+.weak Auto_INT_Handler
+.weak Auto_FINT_Handler
+.weak Reserved_HAI_Handler
+.weak Reserved_FP_Handler
+.weak TLB_Ins_Empty_Handler
+.weak TLB_Data_Empty_Handler
+.weak Default_handler
+
+
+.export ckcpu_vsr_table /* Vector table base address. */
+.section .exp_table,"ax",@progbits
+/* Vector table space. */
+$d:
+.align 10
+ckcpu_vsr_table:
+ .long Reset_Handler
+ .long Misaligned_Access_Handler
+ .long Access_Error_Handler
+ .long Divided_By_Zero_Handler
+ .long Illegal_Handler
+ .long Privlege_Violation_Handler
+ .long Trace_Exection_Handler
+ .long Breakpoint_Exception_Handler
+ .long Unrecoverable_Error_Handler
+ .long Idly4_Error_Handler
+ .long Auto_INT_Handler
+ .long Auto_FINT_Handler
+ .long Reserved_HAI_Handler
+ .long Reserved_FP_Handler
+ .long TLB_Ins_Empty_Handler
+ .long TLB_Data_Empty_Handler
+
+.rept 32
+ .long NOVIC_IRQ_Default_Handler
+.endr
+$t:
+/* The ckcpu startup codes. */
+.text
+.align 2
+ /*
+ * This is the codes first entry point. This is where it all begins...
+ */
+Reset_Handler:
+ /*
+ * Init psr value, enable exception, disable interrupt and fast interrupt.
+ * psr = 0x80000100
+ */
+ bgeni r7, 31
+ bseti r7, 30
+ bseti r7, 29
+ bseti r7, 8
+ mtcr r7, psr
+
+ /*
+ * Setup initial vector base table for interrupts and exceptions
+ */
+ lrw a3, ckcpu_vsr_table
+ mtcr a3, vbr
+
+ /* Initialize the normal stack pointer from the linker definition. */
+ lrw r0, g_top_irqstack
+ mov sp, r0
+
+/*
+ * The ranges of copy from/to are specified by following symbols
+ * __etext: LMA of start of the section to copy from. Usually end of text
+ * __data_start__: VMA of start of the section to copy to
+ * __data_end__: VMA of end of the section to copy to
+ *
+ * All addresses must be aligned to 4 bytes boundary.
+ */
+ lrw r1, __erodata
+ lrw r2, __data_start__
+ lrw r3, __data_end__
+
+ subu r3, r2
+ cmpnei r3, 0
+ bf .L_loop0_done
+
+.L_loop0:
+ ldw r0, (r1, 0)
+ stw r0, (r2, 0)
+ addi r1, 4
+ addi r2, 4
+ subi r3, 4
+ cmpnei r3, 0
+ bt .L_loop0
+
+.L_loop0_done:
+
+/*
+ * The BSS section is specified by following symbols
+ * __bss_start__: start of the BSS section.
+ * __bss_end__: end of the BSS section.
+ *
+ * Both addresses must be aligned to 4 bytes boundary.
+ */
+ lrw r1, __bss_start__
+ lrw r2, __bss_end__
+
+ movi r0, 0
+
+ subu r2, r1
+ cmpnei r2, 0
+ bf .L_loop1_done
+
+.L_loop1:
+ stw r0, (r1, 0)
+ addi r1, 4
+ subi r2, 4
+ cmpnei r2, 0
+ bt .L_loop1
+.L_loop1_done:
+
+ jbsr main
+ /* Should never get here. */
+1:
+ br 1b
+Misaligned_Access_Handler:
+Access_Error_Handler:
+Divided_By_Zero_Handler:
+Illegal_Handler:
+Privlege_Violation_Handler:
+Trace_Exection_Handler:
+Breakpoint_Exception_Handler:
+Unrecoverable_Error_Handler:
+Idly4_Error_Handler:
+Auto_INT_Handler:
+Auto_FINT_Handler:
+Reserved_HAI_Handler:
+Reserved_FP_Handler:
+TLB_Ins_Empty_Handler:
+TLB_Data_Empty_Handler:
+Default_handler:
+ br Default_handler
+ rte
+
+.section .bss
+
+ .align 2
+ .global g_intstackalloc
+ .global g_intstackbase
+ .global g_top_irqstack
+g_intstackalloc:
+g_intstackbase:
+ .space 4096
+g_top_irqstack: \ No newline at end of file
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/flash.init b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/flash.init
new file mode 100644
index 000000000..6120b37d0
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/flash.init
@@ -0,0 +1,4 @@
+
+
+
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/gdb.init b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/gdb.init
new file mode 100644
index 000000000..8bc3f58ca
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/gdb.init
@@ -0,0 +1,6 @@
+set *0x4000202c=0xc0206
+set *0x40002004=0x8
+
+set $pc=0x60000000
+set $psr=0xe0000000
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/main.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/main.c
new file mode 100644
index 000000000..45c172810
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo/main.c
@@ -0,0 +1,123 @@
+/*============================================================================
+ * Name : main.c
+ * Author : $(username)
+ * Version : 0.0.0
+ * Copyright : Your copyright notice
+ * Description : Simple function in C, Ansi-style
+ *============================================================================
+ */
+
+
+#include "FreeRTOS.h"
+#include "task.h"
+#include "queue.h"
+
+extern void SystemInit(void);
+
+#define mainQUEUE_RECEIVE_TASK_PRIORITY ( tskIDLE_PRIORITY + 2 )
+
+#define mainQUEUE_SEND_TASK_PRIORITY ( tskIDLE_PRIORITY + 1 )
+
+#define mainQUEUE_SEND_FREQUENCY_MS ( 200 / portTICK_PERIOD_MS )
+
+
+/* The number of items the queue can hold. This is 1 as the receive task
+
+will remove items as they are added, meaning the send task should always find
+
+the queue empty. */
+
+#define mainQUEUE_LENGTH ( 1 )
+
+static QueueHandle_t xQueue = NULL;
+
+static void prvQueueSendTask( void *pvParameters )
+{
+ TickType_t xNextWakeTime;
+ const unsigned long ulValueToSend = 100UL;
+
+
+ /* Initialise xNextWakeTime - this only needs to be done once. */
+
+ xNextWakeTime = xTaskGetTickCount();
+
+ for( ;; )
+
+ {
+
+ /* Place this task in the blocked state until it is time to run again.
+
+ The block time is specified in ticks, the constant used converts ticks
+
+ to ms. While in the Blocked state this task will not consume any CPU
+
+ time. */
+
+ vTaskDelayUntil( &xNextWakeTime, mainQUEUE_SEND_FREQUENCY_MS );
+
+
+ /* Send to the queue - causing the queue receive task to unblock and
+
+ toggle an LED. 0 is used as the block time so the sending operation
+
+ will not block - it shouldn't need to block as the queue should always
+
+ be empty at this point in the code. */
+
+ xQueueSend( xQueue, &ulValueToSend, 0 );
+
+ }
+
+}
+
+static void prvQueueReceiveTask( void *pvParameters )
+{
+ unsigned int ulReceivedValue;
+
+ for( ;; )
+ {
+
+ /* Wait until something arrives in the queue - this task will block
+
+ indefinitely provided INCLUDE_vTaskSuspend is set to 1 in
+
+ FreeRTOSConfig.h. */
+
+ xQueueReceive( xQueue, &ulReceivedValue, portMAX_DELAY );
+
+
+
+ /* To get here something must have been received from the queue, but
+
+ is it the expected value? If it is, toggle the green LED. */
+
+ if( ulReceivedValue == 100UL )
+ {
+ printf("Recieve expected value : %d\n", ulReceivedValue);
+ }
+ else
+ {
+ printf("Recieve unexpected value : %d\n", ulReceivedValue);
+ }
+
+ }
+
+}
+
+int main()
+{
+ SystemInit();
+
+ xQueue = xQueueCreate( mainQUEUE_LENGTH, sizeof( unsigned long ) );
+ if (xQueue != NULL)
+ {
+ xTaskCreate( prvQueueReceiveTask, "Rx", configMINIMAL_STACK_SIZE, NULL, mainQUEUE_RECEIVE_TASK_PRIORITY, NULL );
+
+ xTaskCreate( prvQueueSendTask, "TX", configMINIMAL_STACK_SIZE, NULL, mainQUEUE_SEND_TASK_PRIORITY, NULL );
+
+ vTaskStartScheduler();
+ }
+
+
+ return 0;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo_CDK.cdkws b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo_CDK.cdkws
new file mode 100644
index 000000000..382f7dd85
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/RTOSDemo_CDK.cdkws
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<CDK_Workspace Name="RTOSDemo_CDK" Database="">
+ <Project Name="RTOSDemo" Path="RTOSDemo/RTOSDemo.cdkproj" Active="Yes"/>
+ <BuildMatrix>
+ <WorkspaceConfiguration Name="Debug" Selected="yes">
+ <Environment/>
+ <Project Name="RTOSDemo" ConfigName="BuildSet"/>
+ </WorkspaceConfiguration>
+ </BuildMatrix>
+</CDK_Workspace>
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/hobbit1_2_OTP_CDK.elf b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/hobbit1_2_OTP_CDK.elf
new file mode 100644
index 000000000..5cee76925
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/RTOSDemo_CDK/hobbit1_2_OTP_CDK.elf
Binary files differ
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/Readme.txt b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/Readme.txt
new file mode 100644
index 000000000..2a4e1bcd7
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/Readme.txt
@@ -0,0 +1,19 @@
+# T-HEAD CB2201 Demo Project
+
+The demo shows inter-task communication using a queue.
+The sender periodically sends a constant value to the queue. The receiver blocks until
+the next value is received and validates it. Receiver prints evaluation result to output.
+
+
+## References
+CB2201 development board: https://occ.t-head.cn/#/vendor_product_detail?id=635878225301471232&vendorId=3706716635429273600&module=4
+The latest version of CDK: https://occ.t-head.cn/community/download_detail?spm=a2oza.cdk.0.0.413b180fZ5hVxQ&id=575997419775328256
+
+
+## Getting started
+1. Download the latest version of CDK and follow CDK installation wizard to intall.
+2. Open RTOSDemo.cdkproj under ./RTOSDemo_CDK/RTOSDemo/
+3. Build project.
+4. Connect to T-HEAD Cb2201 board. (Make sure serial cable is connected correctly.)
+5. Run.
+6. Check messages in serial window. \ No newline at end of file
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/VERSION b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/VERSION
new file mode 100644
index 000000000..88acfb504
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/VERSION
@@ -0,0 +1 @@
+CSI-CORE v1.0
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/ck802/core_ck802.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/ck802/core_ck802.c
new file mode 100644
index 000000000..4c68b5a96
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/ck802/core_ck802.c
@@ -0,0 +1,328 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file core_ck802.c
+ * @brief CSI CK802 Core Peripheral Access Layer File
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#include <stdint.h>
+#include <core_ck802.h>
+#include <config.h>
+
+/*******************************************************************************
+ * Hardware Abstraction Layer
+ Core Function Interface contains:
+ - Core VIC Functions
+ - Core CORET Functions
+ - Core Register Access Functions
+ ******************************************************************************/
+/**
+ \defgroup CSI_Core_FunctionInterface Functions and Instructions Reference
+*/
+
+/* ########################## NVIC functions #################################### */
+/**
+ \ingroup CSI_Core_FunctionInterface
+ \defgroup CSI_Core_NVICFunctions NVIC Functions
+ \brief Functions that manage interrupts and exceptions via the NVIC.
+ @{
+ */
+
+/* Interrupt Priorities are WORD accessible only under CSKYv6M */
+/* The following MACROS handle generation of the register offset and byte masks */
+#define _BIT_SHIFT(IRQn) ( ((((uint32_t)(int32_t)(IRQn)) ) & 0x03UL) * 8UL)
+#define _IP_IDX(IRQn) ( (((uint32_t)(int32_t)(IRQn)) >> 2UL) )
+
+static uint32_t s_nvic_prio_bits = __NVIC_PRIO_BITS;
+
+/**
+ \brief initialize the NVIC interrupt controller
+ \param [in] prio_bits the priority bits of NVIC interrupt controller.
+ */
+void drv_nvic_init(uint32_t prio_bits)
+{
+ if (s_nvic_prio_bits >= 8U) {
+ return;
+ }
+
+ s_nvic_prio_bits = prio_bits;
+}
+
+/**
+ \brief Enable External Interrupt
+ \details Enables a device-specific interrupt in the NVIC interrupt controller.
+ \param [in] IRQn External interrupt number. Value cannot be negative.
+ */
+void drv_nvic_enable_irq(int32_t IRQn)
+{
+ NVIC->ISER[0U] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
+ NVIC->ISSR[0U] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
+}
+
+/**
+ \brief Disable External Interrupt
+ \details Disables a device-specific interrupt in the NVIC interrupt controller.
+ \param [in] IRQn External interrupt number. Value cannot be negative.
+ */
+void drv_nvic_disable_irq(int32_t IRQn)
+{
+ NVIC->ICER[0U] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
+}
+
+/**
+ \brief Enable External Secure Interrupt
+ \details Enables a secure device-specific interrupt in the NVIC interrupt controller.
+ \param [in] IRQn External interrupt number. Value cannot be negative.
+ */
+void drv_nvic_enable_sirq(int32_t IRQn)
+{
+ NVIC->ISSR[0U] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
+}
+
+/**
+ \brief Get Pending Interrupt
+ \details Reads the pending register in the NVIC and returns the pending bit for the specified interrupt.
+ \param [in] IRQn Interrupt number.
+ \return 0 Interrupt status is not pending.
+ \return 1 Interrupt status is pending.
+ */
+uint32_t drv_nvic_get_pending_irq(int32_t IRQn)
+{
+ return ((uint32_t)(((NVIC->ISPR[0U] & (1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL));
+}
+
+/**
+ \brief Set Pending Interrupt
+ \details Sets the pending bit of an external interrupt.
+ \param [in] IRQn Interrupt number. Value cannot be negative.
+ */
+void drv_nvic_set_pending_irq(int32_t IRQn)
+{
+ NVIC->ISPR[0U] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
+}
+
+/**
+ \brief Clear Pending Interrupt
+ \details Clears the pending bit of an external interrupt.
+ \param [in] IRQn External interrupt number. Value cannot be negative.
+ */
+void drv_nvic_clear_pending_irq(int32_t IRQn)
+{
+ NVIC->ICPR[0U] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
+}
+
+/**
+ \brief Get Wake up Interrupt
+ \details Reads the wake up register in the NVIC and returns the pending bit for the specified interrupt.
+ \param [in] IRQn Interrupt number.
+ \return 0 Interrupt is not set as wake up interrupt.
+ \return 1 Interrupt is set as wake up interrupt.
+ */
+uint32_t drv_nvic_get_wakeup_irq(int32_t IRQn)
+{
+ return ((uint32_t)(((NVIC->IWER[0U] & (1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL));
+}
+
+/**
+ \brief Set Wake up Interrupt
+ \details Sets the wake up bit of an external interrupt.
+ \param [in] IRQn Interrupt number. Value cannot be negative.
+ */
+void drv_nvic_set_wakeup_irq(int32_t IRQn)
+{
+ NVIC->IWER[0U] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
+}
+
+/**
+ \brief Clear Wake up Interrupt
+ \details Clears the wake up bit of an external interrupt.
+ \param [in] IRQn External interrupt number. Value cannot be negative.
+ */
+void drv_nvic_clear_wakeup_irq(int32_t IRQn)
+{
+ NVIC->IWDR[0U] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
+}
+
+/**
+ \brief Get Active Interrupt
+ \details Reads the active register in the NVIC and returns the active bit for the device specific interrupt.
+ \param [in] IRQn Device specific interrupt number.
+ \return 0 Interrupt status is not active.
+ \return 1 Interrupt status is active.
+ \note IRQn must not be negative.
+ */
+uint32_t drv_nvic_get_active(int32_t IRQn)
+{
+ return ((uint32_t)(((NVIC->IABR[0] & (1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL));
+}
+
+/**
+ \brief Set Threshold register
+ \details set the threshold register in the NVIC.
+ \param [in] VectThreshold specific vecter threshold.
+ \param [in] PrioThreshold specific priority threshold.
+ */
+void drv_nvic_set_threshold(uint32_t VectThreshold, uint32_t PrioThreshold)
+{
+ NVIC->IPTR = 0x80000000 | (((VectThreshold + 32) & 0xFF) << 8) | ((PrioThreshold & 0x3) << 6);
+}
+
+/**
+ \brief Set Interrupt Priority
+ \details Sets the priority of an interrupt.
+ \note The priority cannot be set for every core interrupt.
+ \param [in] IRQn Interrupt number.
+ \param [in] priority Priority to set.
+ */
+void drv_nvic_set_prio(int32_t IRQn, uint32_t priority)
+{
+ NVIC->IPR[_IP_IDX(IRQn)] = ((uint32_t)(NVIC->IPR[_IP_IDX(IRQn)] & ~(0xFFUL << _BIT_SHIFT(IRQn))) |
+ (((priority << (8U - s_nvic_prio_bits)) & (uint32_t)0xFFUL) << _BIT_SHIFT(IRQn)));
+}
+
+/**
+ \brief Get Interrupt Priority
+ \details Reads the priority of an interrupt.
+ The interrupt number can be positive to specify an external (device specific) interrupt,
+ or negative to specify an internal (core) interrupt.
+ \param [in] IRQn Interrupt number.
+ \return Interrupt Priority.
+ Value is aligned automatically to the implemented priority bits of the microcontroller.
+ */
+uint32_t drv_nvic_get_prio(int32_t IRQn)
+{
+ return ((uint32_t)(((NVIC->IPR[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn)) & (uint32_t)0xFFUL) >> (8U - s_nvic_prio_bits)));
+}
+
+
+/*@} end of CSI_Core_NVICFunctions */
+
+/* ################################## SysTick function ############################################ */
+/**
+ \ingroup CSI_Core_FunctionInterface
+ \defgroup CSI_Core_SysTickFunctions SysTick Functions
+ \brief Functions that configure the System.
+ @{
+ */
+
+
+/**
+ \brief CORE timer Configuration
+ \details Initializes the System Timer and its interrupt, and starts the System Tick Timer.
+ Counter is in free running mode to generate periodic interrupts.
+ \param [in] ticks Number of ticks between two interrupts.
+ \param [in] IRQn core timer Interrupt number.
+ \return 0 Function succeeded.
+ \return 1 Function failed.
+ \note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the
+ function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>
+ must contain a vendor-specific implementation of this function.
+ */
+uint32_t drv_coret_config(uint32_t ticks, int32_t IRQn)
+{
+ if ((ticks - 1UL) > CORET_LOAD_RELOAD_Msk) {
+ return (1UL); /* Reload value impossible */
+ }
+
+ CORET->LOAD = (uint32_t)(ticks - 1UL); /* set reload register */
+ //drv_nvic_set_prio(IRQn, (1UL << s_nvic_prio_bits) - 1UL); fix me /* set Priority for Systick Interrupt */
+ CORET->VAL = 0UL; /* Load the CORET Counter Value */
+ CORET->CTRL = CORET_CTRL_CLKSOURCE_Msk |
+ CORET_CTRL_TICKINT_Msk |
+ CORET_CTRL_ENABLE_Msk; /* Enable CORET IRQ and CORET Timer */
+ return (0UL); /* Function successful */
+}
+
+/**
+ \brief get CORE timer reload value
+ \return CORE timer counter value.
+ */
+uint32_t drv_coret_get_load(void)
+{
+ return CORET->LOAD;
+}
+
+/**
+ \brief get CORE timer counter value
+ \return CORE timer counter value.
+ */
+uint32_t drv_coret_get_value(void)
+{
+ return CORET->VAL;
+}
+
+/*@} end of CSI_Core_SysTickFunctions */
+
+#if 0
+/* ##################################### DCC function ########################################### */
+/**
+ \ingroup CSI_Core_FunctionInterface
+ \defgroup CSI_core_DebugFunctions HAD Functions
+ \brief Functions that access the HAD debug interface.
+ @{
+ */
+
+/**
+ \brief HAD Send Character
+ \details Transmits a character via the HAD channel 0, and
+ \li Just returns when no debugger is connected that has booked the output.
+ \li Is blocking when a debugger is connected, but the previous character sent has not been transmitted.
+ \param [in] ch Character to transmit.
+ \returns Character to transmit.
+ */
+uint32_t HAD_SendChar(uint32_t ch)
+{
+ DCC->DERJR = (uint8_t)ch;
+
+ return (ch);
+}
+
+
+/**
+ \brief HAD Receive Character
+ \details Inputs a character via the external variable \ref HAD_RxBuffer.
+ \return Received character.
+ \return -1 No character pending.
+ */
+int32_t HAD_ReceiveChar(void)
+{
+ int32_t ch = -1; /* no character available */
+
+ if (_FLD2VAL(DCC_EHSR_JW, DCC->EHSR)) {
+ ch = DCC->DERJW;
+ }
+
+ return (ch);
+}
+
+
+/**
+ \brief HAD Check Character
+ \details Checks whether a character is pending for reading in the variable \ref HAD_RxBuffer.
+ \return 0 No character available.
+ \return 1 Character available.
+ */
+int32_t HAD_CheckChar(void)
+{
+ return _FLD2VAL(DCC_EHSR_JW, DCC->EHSR); /* no character available */
+}
+
+#endif
+
+/*@} end of CSI_core_DebugFunctions */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/ck802/core_ck802.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/ck802/core_ck802.h
new file mode 100644
index 000000000..2b365d761
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/ck802/core_ck802.h
@@ -0,0 +1,546 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file core_ck802.h
+ * @brief CSI CK802 Core Peripheral Access Layer Header File
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef __CORE_CK802_H_GENERIC
+#define __CORE_CK802_H_GENERIC
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*******************************************************************************
+ * CSI definitions
+ ******************************************************************************/
+/**
+ \ingroup Ck802
+ @{
+ */
+
+/* CSI CK802 definitions */
+#define __CK802_CSI_VERSION_MAIN (0x04U) /*!< [31:16] CSI HAL main version */
+#define __CK802_CSI_VERSION_SUB (0x1EU) /*!< [15:0] CSI HAL sub version */
+#define __CK802_CSI_VERSION ((__CK802_CSI_VERSION_MAIN << 16U) | \
+ __CK802_CSI_VERSION_SUB ) /*!< CSI HAL version number */
+#ifndef __CK80X
+#define __CK80X (0x02U) /*!< CK80X Core */
+#endif
+
+/** __FPU_USED indicates whether an FPU is used or not.
+ This core does not support an FPU at all
+*/
+#define __FPU_USED 0U
+
+#if defined ( __GNUC__ )
+#if defined (__VFP_FP__) && !defined(__SOFTFP__)
+#error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
+#endif
+#endif
+
+#include "csi_gcc.h"
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __CORE_CK802_H_GENERIC */
+
+#ifndef __CSI_GENERIC
+
+#ifndef __CORE_CK802_H_DEPENDANT
+#define __CORE_CK802_H_DEPENDANT
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* check device defines and use defaults */
+//#if defined __CHECK_DEVICE_DEFINES
+#ifndef __CK802_REV
+#define __CK802_REV 0x0000U
+//#warning "__CK802_REV not defined in device header file; using default!"
+#endif
+
+#ifndef __NVIC_PRIO_BITS
+#define __NVIC_PRIO_BITS 2U
+//#warning "__NVIC_PRIO_BITS not defined in device header file; using default!"
+#endif
+
+#ifndef __Vendor_SysTickConfig
+#define __Vendor_SysTickConfig 0U
+//#warning "__Vendor_SysTickConfig not defined in device header file; using default!"
+#endif
+
+#ifndef __GSR_GCR_PRESENT
+#define __GSR_GCR_PRESENT 0U
+//#warning "__GSR_GCR_PRESENT not defined in device header file; using default!"
+#endif
+
+#ifndef __MGU_PRESENT
+#define __MGU_PRESENT 0U
+//#warning "__MGU_PRESENT not defined in device header file; using default!"
+#endif
+//#endif
+
+/* IO definitions (access restrictions to peripheral registers) */
+/**
+ \defgroup CSI_glob_defs CSI Global Defines
+
+ <strong>IO Type Qualifiers</strong> are used
+ \li to specify the access to peripheral variables.
+ \li for automatic generation of peripheral register debug information.
+*/
+#ifdef __cplusplus
+#define __I volatile /*!< Defines 'read only' permissions */
+#else
+#define __I volatile const /*!< Defines 'read only' permissions */
+#endif
+#define __O volatile /*!< Defines 'write only' permissions */
+#define __IO volatile /*!< Defines 'read / write' permissions */
+
+ /* following defines should be used for structure members */
+#define __IM volatile const /*! Defines 'read only' structure member permissions */
+#define __OM volatile /*! Defines 'write only' structure member permissions */
+#define __IOM volatile /*! Defines 'read / write' structure member permissions */
+
+ /*@} end of group CK802 */
+
+ /*******************************************************************************
+ * Register Abstraction
+ Core Register contain:
+ - Core Register
+ - Core NVIC Register
+ - Core SCB Register
+ - Core SysTick Register
+ ******************************************************************************/
+ /**
+ \defgroup CSI_core_register Defines and Type Definitions
+ \brief Type definitions and defines for CK80X processor based devices.
+ */
+
+ /**
+ \ingroup CSI_core_register
+ \defgroup CSI_CORE Status and Control Registers
+ \brief Core Register type definitions.
+ @{
+ */
+
+ /**
+ \brief 访问处理器状态寄存器(PSR)的联合体定义.
+ */
+ typedef union {
+ struct {
+ uint32_t C: 1; /*!< bit: 0 条件码/进位位 */
+ uint32_t _reserved0: 5; /*!< bit: 2.. 5 保留 */
+ uint32_t IE: 1; /*!< bit: 6 中断有效控制位 */
+ uint32_t IC: 1; /*!< bit: 7 中断控制位 */
+ uint32_t EE: 1; /*!< bit: 8 异常有效控制位 */
+ uint32_t MM: 1; /*!< bit: 9 不对齐异常掩盖位 */
+ uint32_t _reserved1: 6; /*!< bit: 10..15 保留 */
+ uint32_t VEC: 8; /*!< bit: 16..23 异常事件向量值 */
+ uint32_t _reserved2: 7; /*!< bit: 24..30 保留 */
+ uint32_t S: 1; /*!< bit: 31 超级用户模式设置位 */
+ } b; /*!< Structure 用来按位访问 */
+ uint32_t w; /*!< Type 整个寄存器访问 */
+ } PSR_Type;
+
+ /* PSR Register Definitions */
+#define PSR_S_Pos 31U /*!< PSR: S Position */
+#define PSR_S_Msk (1UL << PSR_S_Pos) /*!< PSR: S Mask */
+
+#define PSR_VEC_Pos 16U /*!< PSR: VEC Position */
+#define PSR_VEC_Msk (0x7FUL << PSR_VEC_Pos) /*!< PSR: VEC Mask */
+
+#define PSR_MM_Pos 9U /*!< PSR: MM Position */
+#define PSR_MM_Msk (1UL << PSR_MM_Pos) /*!< PSR: MM Mask */
+
+#define PSR_EE_Pos 8U /*!< PSR: EE Position */
+#define PSR_EE_Msk (1UL << PSR_EE_Pos) /*!< PSR: EE Mask */
+
+#define PSR_IC_Pos 7U /*!< PSR: IC Position */
+#define PSR_IC_Msk (1UL << PSR_IC_Pos) /*!< PSR: IC Mask */
+
+#define PSR_IE_Pos 6U /*!< PSR: IE Position */
+#define PSR_IE_Msk (1UL << PSR_IE_Pos) /*!< PSR: IE Mask */
+
+#define PSR_C_Pos 0U /*!< PSR: C Position */
+#define PSR_C_Msk (1UL << PSR_C_Pos) /*!< PSR: C Mask */
+
+ /**
+ \brief 访问高速缓存配置寄存器(CCR, CR<18, 0>)的联合体定义.
+ */
+ typedef union {
+ struct {
+ uint32_t MP: 1; /*!< bit: 0 内存保护设置位 */
+ uint32_t _reserved0: 6; /*!< bit: 1.. 6 保留 */
+ uint32_t BE: 1; /*!< bit: 7 Endian模式 */
+ uint32_t SCK: 3; /*!< bit: 8..10 系统和处理器的时钟比 */
+ uint32_t _reserved1: 2; /*!< bit: 11..12 保留 */
+ uint32_t BE_V2: 1; /*!< bit: 13 V2版本大小端 */
+ uint32_t _reserved2: 18; /*!< bit: 14..31 保留 */
+ } b; /*!< Structure 用来按位访问 */
+ uint32_t w; /*!< Type 整个寄存器访问 */
+ } CCR_Type;
+
+ /* CCR Register Definitions */
+#define CCR_BE_V2_Pos 13U /*!< CCR: BE_V2 Position */
+#define CCR_BE_V2_Msk (0x1UL << CCR_ISR_Pos) /*!< CCR: BE_V2 Mask */
+
+#define CCR_SCK_Pos 8U /*!< CCR: SCK Position */
+#define CCR_SCK_Msk (0x3UL << CCR_SCK_Pos) /*!< CCR: SCK Mask */
+
+#define CCR_BE_Pos 7U /*!< CCR: BE Position */
+#define CCR_BE_Msk (0x1UL << CCR_BE_Pos) /*!< CCR: BE Mask */
+
+#define CCR_MP_Pos 0U /*!< CCR: MP Position */
+#define CCR_MP_Msk (0x1UL << CCR_MP_Pos) /*!< CCR: MP Mask */
+
+ /**
+ \brief 访问可高缓和访问权限配置寄存器(CAPR, CR<19,0>)的联合体定义..
+ */
+ typedef union {
+ struct {
+ uint32_t X0: 1; /*!< bit: 0 不可执行属性设置位 */
+ uint32_t X1: 1; /*!< bit: 1 不可执行属性设置位 */
+ uint32_t X2: 1; /*!< bit: 2 不可执行属性设置位 */
+ uint32_t X3: 1; /*!< bit: 3 不可执行属性设置位 */
+ uint32_t X4: 1; /*!< bit: 4 不可执行属性设置位 */
+ uint32_t X5: 1; /*!< bit: 5 不可执行属性设置位 */
+ uint32_t X6: 1; /*!< bit: 6 不可执行属性设置位 */
+ uint32_t X7: 1; /*!< bit: 7 不可执行属性设置位 */
+ uint32_t AP0: 2; /*!< bit: 8.. 9 访问权限设置位 */
+ uint32_t AP1: 2; /*!< bit: 10..11 访问权限设置位 */
+ uint32_t AP2: 2; /*!< bit: 12..13 访问权限设置位 */
+ uint32_t AP3: 2; /*!< bit: 14..15 访问权限设置位 */
+ uint32_t AP4: 2; /*!< bit: 16..17 访问权限设置位 */
+ uint32_t AP5: 2; /*!< bit: 18..19 访问权限设置位 */
+ uint32_t AP6: 2; /*!< bit: 20..21 访问权限设置位 */
+ uint32_t AP7: 2; /*!< bit: 22..23 访问权限设置位 */
+ uint32_t S0: 1; /*!< bit: 24 安全属性设置位 */
+ uint32_t S1: 1; /*!< bit: 25 安全属性设置位 */
+ uint32_t S2: 1; /*!< bit: 26 安全属性设置位 */
+ uint32_t S3: 1; /*!< bit: 27 安全属性设置位 */
+ uint32_t S4: 1; /*!< bit: 28 安全属性设置位 */
+ uint32_t S5: 1; /*!< bit: 29 安全属性设置位 */
+ uint32_t S6: 1; /*!< bit: 30 安全属性设置位 */
+ uint32_t S7: 1; /*!< bit: 31 安全属性设置位 */
+ } b; /*!< Structure 用来按位访问 */
+ uint32_t w; /*!< Type 整个寄存器访问 */
+ } CAPR_Type;
+
+ /* CAPR Register Definitions */
+#define CAPR_S7_Pos 31U /*!< CAPR: S7 Position */
+#define CAPR_S7_Msk (1UL << CAPR_S7_Pos) /*!< CAPR: S7 Mask */
+
+#define CAPR_S6_Pos 30U /*!< CAPR: S6 Position */
+#define CAPR_S6_Msk (1UL << CAPR_S6_Pos) /*!< CAPR: S6 Mask */
+
+#define CAPR_S5_Pos 29U /*!< CAPR: S5 Position */
+#define CAPR_S5_Msk (1UL << CAPR_S5_Pos) /*!< CAPR: S5 Mask */
+
+#define CAPR_S4_Pos 28U /*!< CAPR: S4 Position */
+#define CAPR_S4_Msk (1UL << CAPR_S4_Pos) /*!< CAPR: S4 Mask */
+
+#define CAPR_S3_Pos 27U /*!< CAPR: S3 Position */
+#define CAPR_S3_Msk (1UL << CAPR_S3_Pos) /*!< CAPR: S3 Mask */
+
+#define CAPR_S2_Pos 26U /*!< CAPR: S2 Position */
+#define CAPR_S2_Msk (1UL << CAPR_S2_Pos) /*!< CAPR: S2 Mask */
+
+#define CAPR_S1_Pos 25U /*!< CAPR: S1 Position */
+#define CAPR_S1_Msk (1UL << CAPR_S1_Pos) /*!< CAPR: S1 Mask */
+
+#define CAPR_S0_Pos 24U /*!< CAPR: S0 Position */
+#define CAPR_S0_Msk (1UL << CAPR_S0_Pos) /*!< CAPR: S0 Mask */
+
+#define CAPR_AP7_Pos 22U /*!< CAPR: AP7 Position */
+#define CAPR_AP7_Msk (0x3UL << CAPR_AP7_Pos) /*!< CAPR: AP7 Mask */
+
+#define CAPR_AP6_Pos 20U /*!< CAPR: AP6 Position */
+#define CAPR_AP6_Msk (0x3UL << CAPR_AP6_Pos) /*!< CAPR: AP6 Mask */
+
+#define CAPR_AP5_Pos 18U /*!< CAPR: AP5 Position */
+#define CAPR_AP5_Msk (0x3UL << CAPR_AP5_Pos) /*!< CAPR: AP5 Mask */
+
+#define CAPR_AP4_Pos 16U /*!< CAPR: AP4 Position */
+#define CAPR_AP4_Msk (0x3UL << CAPR_AP4_Pos) /*!< CAPR: AP4 Mask */
+
+#define CAPR_AP3_Pos 14U /*!< CAPR: AP3 Position */
+#define CAPR_AP3_Msk (0x3UL << CAPR_AP3_Pos) /*!< CAPR: AP3 Mask */
+
+#define CAPR_AP2_Pos 12U /*!< CAPR: AP2 Position */
+#define CAPR_AP2_Msk (0x3UL << CAPR_AP2_Pos) /*!< CAPR: AP2 Mask */
+
+#define CAPR_AP1_Pos 10U /*!< CAPR: AP1 Position */
+#define CAPR_AP1_Msk (0x3UL << CAPR_AP1_Pos) /*!< CAPR: AP1 Mask */
+
+#define CAPR_AP0_Pos 8U /*!< CAPR: AP0 Position */
+#define CAPR_AP0_Msk (0x3UL << CAPR_AP0_Pos) /*!< CAPR: AP0 Mask */
+
+#define CAPR_X7_Pos 7U /*!< CAPR: X7 Position */
+#define CAPR_X7_Msk (0x1UL << CAPR_X7_Pos) /*!< CAPR: X7 Mask */
+
+#define CAPR_X6_Pos 6U /*!< CAPR: X6 Position */
+#define CAPR_X6_Msk (0x1UL << CAPR_X6_Pos) /*!< CAPR: X6 Mask */
+
+#define CAPR_X5_Pos 5U /*!< CAPR: X5 Position */
+#define CAPR_X5_Msk (0x1UL << CAPR_X5_Pos) /*!< CAPR: X5 Mask */
+
+#define CAPR_X4_Pos 4U /*!< CAPR: X4 Position */
+#define CAPR_X4_Msk (0x1UL << CAPR_X4_Pos) /*!< CAPR: X4 Mask */
+
+#define CAPR_X3_Pos 3U /*!< CAPR: X3 Position */
+#define CAPR_X3_Msk (0x1UL << CAPR_X3_Pos) /*!< CAPR: X3 Mask */
+
+#define CAPR_X2_Pos 2U /*!< CAPR: X2 Position */
+#define CAPR_X2_Msk (0x1UL << CAPR_X2_Pos) /*!< CAPR: X2 Mask */
+
+#define CAPR_X1_Pos 1U /*!< CAPR: X1 Position */
+#define CAPR_X1_Msk (0x1UL << CAPR_X1_Pos) /*!< CAPR: X1 Mask */
+
+#define CAPR_X0_Pos 0U /*!< CAPR: X0 Position */
+#define CAPR_X0_Msk (0x1UL << CAPR_X0_Pos) /*!< CAPR: X0 Mask */
+
+ /**
+ \brief 访问保护区控制寄存器(PACR, CR<20,0>)的联合体定义.
+ */
+ typedef union {
+ struct {
+ uint32_t E: 1; /*!< bit: 0 保护区有效设置 */
+ uint32_t Size: 5; /*!< bit: 1.. 5 保护区大小 */
+ uint32_t _reserved0: 4; /*!< bit: 6.. 9 保留 */
+ uint32_t base_addr: 22; /*!< bit: 10..31 保护区地址的高位 */
+ } b; /*!< Structure 用来按位访问 */
+ uint32_t w; /*!< Type 整个寄存器访问 */
+ } PACR_Type;
+
+ /* PACR Register Definitions */
+#define PACR_BASE_ADDR_Pos 10U /*!< PACR: base_addr Position */
+#define PACK_BASE_ADDR_Msk (0x3FFFFFUL << PACR_BASE_ADDR_Pos) /*!< PACR: base_addr Mask */
+
+#define PACR_SIZE_Pos 1U /*!< PACR: Size Position */
+#define PACK_SIZE_Msk (0x1FUL << PACR_SIZE_Pos) /*!< PACR: Size Mask */
+
+#define PACR_E_Pos 0U /*!< PACR: E Position */
+#define PACK_E_Msk (0x1UL << PACR_E_Pos) /*!< PACR: E Mask */
+
+ /**
+ \brief 访问保护区选择寄存器(PRSR,CR<21,0>)的联合体定义.
+ */
+ typedef union {
+ struct {
+ uint32_t RID: 3; /*!< bit: 0.. 2 保护区索引值 */
+ uint32_t _reserved0: 30; /*!< bit: 3..31 保留 */
+ } b; /*!< Structure 用来按位访问 */
+ uint32_t w; /*!< Type 整个寄存器访问 */
+ } PRSR_Type;
+
+ /* PRSR Register Definitions */
+#define PRSR_RID_Pos 0U /*!< PRSR: RID Position */
+#define PRSR_RID_Msk (0x7UL << PRSR_RID_Pos) /*!< PRSR: RID Mask */
+
+ /*@} end of group CSI_CORE */
+
+
+ /**
+ \ingroup CSI_core_register
+ \defgroup CSI_NVIC Vectored Interrupt Controller (NVIC)
+ \brief Type definitions for the NVIC Registers
+ @{
+ */
+
+ /**
+ \brief 访问矢量中断控制器的结构体.
+ */
+ typedef struct {
+ __IOM uint32_t ISER[1U]; /*!< Offset: 0x000 (R/W) 中断使能设置寄存器 */
+ uint32_t RESERVED0[15U];
+ __IOM uint32_t IWER[1U]; /*!< Offset: 0x040 (R/W) 中断低功耗唤醒设置寄存器 */
+ uint32_t RESERVED1[15U];
+ __IOM uint32_t ICER[1U]; /*!< Offset: 0x080 (R/W) 中断使能清除寄存器 */
+ uint32_t RESERVED2[15U];
+ __IOM uint32_t IWDR[1U]; /*!< Offset: 0x0c0 (R/W) 中断低功耗唤醒清除寄存器 */
+ uint32_t RESERVED3[15U];
+ __IOM uint32_t ISPR[1U]; /*!< Offset: 0x100 (R/W) 中断等待设置寄存器 */
+ uint32_t RESERVED4[15U];
+ __IOM uint32_t ISSR[1U]; /*!< Offset: 0x140 (R/W) 安全中断使能设置寄存器 */
+ uint32_t RESERVED5[15U];
+ __IOM uint32_t ICPR[1U]; /*!< Offset: 0x180 (R/W) 中断等待清除寄存器 */
+ uint32_t RESERVED6[31U];
+ __IOM uint32_t IABR[1U]; /*!< Offset: 0x200 (R/W) 中断响应状态寄存器 */
+ uint32_t RESERVED7[63U];
+ __IOM uint32_t IPR[8U]; /*!< Offset: 0x300 (R/W) 中断优先级设置寄存器 */
+ uint32_t RESERVED8[504U];
+ __IM uint32_t ISR; /*!< Offset: 0xB00 (R/ ) 中断状态寄存器 */
+ __IOM uint32_t IPTR; /*!< Offset: 0xB04 (R/W) 中断优先级阈值寄存器 */
+ } NVIC_Type;
+
+ /*@} end of group CSI_NVIC */
+
+ /**
+ \ingroup CSI_core_register
+ \defgroup CSI_SysTick System Tick Timer (CORET)
+ \brief Type definitions for the System Timer Registers.
+ @{
+ */
+
+ /**
+ \brief 访问系统计时器的数据结构.
+ */
+ typedef struct {
+ __IOM uint32_t CTRL; /*!< Offset: 0x000 (R/W) 控制状态寄存器 */
+ __IOM uint32_t LOAD; /*!< Offset: 0x004 (R/W) 回填值寄存器 */
+ __IOM uint32_t VAL; /*!< Offset: 0x008 (R/W) 当前值寄存器 */
+ __IM uint32_t CALIB; /*!< Offset: 0x00C (R/ ) 校准寄存器 */
+ } CORET_Type;
+
+ /* CORET Control / Status Register Definitions */
+#define CORET_CTRL_COUNTFLAG_Pos 16U /*!< CORET CTRL: COUNTFLAG Position */
+#define CORET_CTRL_COUNTFLAG_Msk (1UL << CORET_CTRL_COUNTFLAG_Pos) /*!< CORET CTRL: COUNTFLAG Mask */
+
+#define CORET_CTRL_CLKSOURCE_Pos 2U /*!< CORET CTRL: CLKSOURCE Position */
+#define CORET_CTRL_CLKSOURCE_Msk (1UL << CORET_CTRL_CLKSOURCE_Pos) /*!< CORET CTRL: CLKSOURCE Mask */
+
+#define CORET_CTRL_TICKINT_Pos 1U /*!< CORET CTRL: TICKINT Position */
+#define CORET_CTRL_TICKINT_Msk (1UL << CORET_CTRL_TICKINT_Pos) /*!< CORET CTRL: TICKINT Mask */
+
+#define CORET_CTRL_ENABLE_Pos 0U /*!< CORET CTRL: ENABLE Position */
+#define CORET_CTRL_ENABLE_Msk (1UL /*<< CORET_CTRL_ENABLE_Pos*/) /*!< CORET CTRL: ENABLE Mask */
+
+ /* CORET Reload Register Definitions */
+#define CORET_LOAD_RELOAD_Pos 0U /*!< CORET LOAD: RELOAD Position */
+#define CORET_LOAD_RELOAD_Msk (0xFFFFFFUL /*<< CORET_LOAD_RELOAD_Pos*/) /*!< CORET LOAD: RELOAD Mask */
+
+ /* CORET Current Register Definitions */
+#define CORET_VAL_CURRENT_Pos 0U /*!< CORET VAL: CURRENT Position */
+#define CORET_VAL_CURRENT_Msk (0xFFFFFFUL /*<< CORET_VAL_CURRENT_Pos*/) /*!< CORET VAL: CURRENT Mask */
+
+ /* CORET Calibration Register Definitions */
+#define CORET_CALIB_NOREF_Pos 31U /*!< CORET CALIB: NOREF Position */
+#define CORET_CALIB_NOREF_Msk (1UL << CORET_CALIB_NOREF_Pos) /*!< CORET CALIB: NOREF Mask */
+
+#define CORET_CALIB_SKEW_Pos 30U /*!< CORET CALIB: SKEW Position */
+#define CORET_CALIB_SKEW_Msk (1UL << CORET_CALIB_SKEW_Pos) /*!< CORET CALIB: SKEW Mask */
+
+#define CORET_CALIB_TENMS_Pos 0U /*!< CORET CALIB: TENMS Position */
+#define CORET_CALIB_TENMS_Msk (0xFFFFFFUL /*<< CORET_CALIB_TENMS_Pos*/) /*!< CORET CALIB: TENMS Mask */
+
+ /*@} end of group CSI_SysTick */
+
+ /**
+ \ingroup CSI_core_register
+ \defgroup CSI_DCC
+ \brief Type definitions for the DCC.
+ @{
+ */
+
+ /**
+ \brief 访问DCC的数据结构.
+ */
+ typedef struct {
+ uint32_t RESERVED0[13U];
+ __IOM uint32_t HCR; /*!< Offset: 0x034 (R/W) */
+ __IM uint32_t EHSR; /*!< Offset: 0x03C (R/ ) */
+ uint32_t RESERVED1[6U];
+ union {
+ __IM uint32_t DERJW; /*!< Offset: 0x058 (R/ ) 数据交换寄存器 CPU读*/
+ __OM uint32_t DERJR; /*!< Offset: 0x058 ( /W) 数据交换寄存器 CPU写*/
+ };
+
+ } DCC_Type;
+
+#define DCC_HCR_JW_Pos 18U /*!< DCC HCR: jw_int_en Position */
+#define DCC_HCR_JW_Msk (1UL << DCC_HCR_JW_Pos) /*!< DCC HCR: jw_int_en Mask */
+
+#define DCC_HCR_JR_Pos 19U /*!< DCC HCR: jr_int_en Position */
+#define DCC_HCR_JR_Msk (1UL << DCC_HCR_JR_Pos) /*!< DCC HCR: jr_int_en Mask */
+
+#define DCC_EHSR_JW_Pos 1U /*!< DCC EHSR: jw_vld Position */
+#define DCC_EHSR_JW_Msk (1UL << DCC_EHSR_JW_Pos) /*!< DCC EHSR: jw_vld Mask */
+
+#define DCC_EHSR_JR_Pos 2U /*!< DCC EHSR: jr_vld Position */
+#define DCC_EHSR_JR_Msk (1UL << DCC_EHSR_JR_Pos) /*!< DCC EHSR: jr_vld Mask */
+
+ /*@} end of group CSI_DCC */
+
+
+ /**
+ \ingroup CSI_core_register
+ \defgroup CSI_core_bitfield Core register bit field macros
+ \brief Macros for use with bit field definitions (xxx_Pos, xxx_Msk).
+ @{
+ */
+
+ /**
+ \brief Mask and shift a bit field value for use in a register bit range.
+ \param[in] field Name of the register bit field.
+ \param[in] value Value of the bit field.
+ \return Masked and shifted value.
+ */
+#define _VAL2FLD(field, value) ((value << field ## _Pos) & field ## _Msk)
+
+ /**
+ \brief Mask and shift a register value to extract a bit filed value.
+ \param[in] field Name of the register bit field.
+ \param[in] value Value of register.
+ \return Masked and shifted bit field value.
+ */
+#define _FLD2VAL(field, value) ((value & field ## _Msk) >> field ## _Pos)
+
+ /*@} end of group CSI_core_bitfield */
+
+ /**
+ \ingroup CSI_core_register
+ \defgroup CSI_core_base Core Definitions
+ \brief Definitions for base addresses, unions, and structures.
+ @{
+ */
+
+ /* Memory mapping of CK802 Hardware */
+#define TCIP_BASE (0xE000E000UL) /*!< Titly Coupled IP Base Address */
+#define CORET_BASE (TCIP_BASE + 0x0010UL) /*!< CORET Base Address */
+#define NVIC_BASE (TCIP_BASE + 0x0100UL) /*!< NVIC Base Address */
+#define DCC_BASE (0xE0011000UL) /*!< DCC Base Address */
+
+#define CORET ((CORET_Type *) CORET_BASE ) /*!< SysTick configuration struct */
+#define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */
+#define DCC ((DCC_Type *) DCC_BASE ) /*!< DCC configuration struct */
+
+ /*@} */
+
+/**
+ \brief Set Wake up Interrupt
+ \details Sets the wake up bit of an external interrupt.
+ \param [in] IRQn Interrupt number. Value cannot be negative.
+ */
+void drv_nvic_set_wakeup_irq(int32_t IRQn);
+void drv_nvic_clear_wakeup_irq(int32_t IRQn);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __CORE_CK802_H_DEPENDANT */
+
+#endif /* __CSI_GENERIC */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/csi.mk b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/csi.mk
new file mode 100644
index 000000000..824cbc631
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/csi.mk
@@ -0,0 +1,7 @@
+TEE_INC += \
+ -I$(CSI_DIR)/csi_core/include \
+ -I$(CSI_DIR)/csi_core/ck802 \
+ -I$(CSI_DIR)/csi_core/include/csi-gcc
+
+TEE_SRC += \
+ $(CSI_DIR)/csi_core/ck802/core_ck802.c \ No newline at end of file
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/csi_core_dummy.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/csi_core_dummy.c
new file mode 100644
index 000000000..a08fac9bf
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/csi_core_dummy.c
@@ -0,0 +1,145 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file csi_core_dummy.c
+ * @brief CSI Core Layer Source File
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#include "csi_core.h"
+
+#define _WEAK_ __attribute__((weak))
+
+/* ################################## NVIC function ############################################ */
+
+
+_WEAK_ void drv_nvic_init(uint32_t prio_bits)
+{
+ return;
+}
+_WEAK_ void drv_nvic_enable_irq(int32_t irq_num)
+{
+ return;
+}
+_WEAK_ void drv_nvic_disable_irq(int32_t irq_num)
+{
+ return;
+}
+
+_WEAK_ uint32_t drv_nvic_get_pending_irq(int32_t irq_num)
+{
+ return 0;
+}
+_WEAK_ void drv_nvic_set_pending_irq(int32_t irq_num)
+{
+ return;
+}
+_WEAK_ void drv_nvic_clear_pending_irq(int32_t irq_num)
+{
+ return;
+}
+_WEAK_ uint32_t drv_nvic_get_active(int32_t irq_num)
+{
+ return 0;
+}
+
+_WEAK_ void drv_nvic_set_prio(int32_t irq_num, uint32_t priority)
+{
+ return;
+}
+_WEAK_ uint32_t drv_nvic_get_prio(int32_t irq_num)
+{
+ return 0;
+}
+/* ########################## Cache functions #################################### */
+
+_WEAK_ void drv_icache_enable(void)
+{
+ return;
+}
+_WEAK_ void drv_icache_disable(void)
+{
+ return;
+}
+_WEAK_ void drv_icache_invalid(void)
+{
+ return;
+}
+_WEAK_ void drv_dcache_enable(void)
+{
+ return;
+}
+_WEAK_ void drv_dcache_disable(void)
+{
+ return;
+}
+_WEAK_ void drv_dcache_invalid(void)
+{
+ return;
+}
+_WEAK_ void drv_dcache_clean(void)
+{
+ return;
+}
+_WEAK_ void drv_dcache_clean_invalid(void)
+{
+ return;
+}
+_WEAK_ void drv_dcache_invalid_range(uint32_t *addr, int32_t dsize)
+{
+ return;
+}
+_WEAK_ void drv_dcache_clean_range(uint32_t *addr, int32_t dsize)
+{
+ return;
+}
+_WEAK_ void drv_dcache_clean_invalid_range(uint32_t *addr, int32_t dsize)
+{
+ return;
+}
+_WEAK_ void drv_cache_set_range(uint32_t index, uint32_t baseAddr, uint32_t size, uint32_t enable)
+{
+ return;
+}
+_WEAK_ void drv_cache_enable_profile(void)
+{
+ return;
+}
+_WEAK_ void drv_cache_disable_profile(void)
+{
+ return;
+}
+_WEAK_ void drv_cache_reset_profile(void)
+{
+ return;
+}
+_WEAK_ uint32_t drv_cache_get_access_time(void)
+{
+ return 0;
+}
+_WEAK_ uint32_t drv_cache_get_miss_time(void)
+{
+ return 0;
+}
+/* ################################## SysTick function ############################################ */
+
+_WEAK_ uint32_t drv_coret_config(uint32_t ticks, int32_t irq_num)
+{
+ return 0;
+}
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_gcc.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_gcc.h
new file mode 100644
index 000000000..51d9bf694
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_gcc.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file csi_gcc.h
+ * @brief CSI Header File for GCC.
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_GCC_H_
+#define _CSI_GCC_H_
+
+#define __ASM __asm /*!< asm keyword for GNU Compiler */
+#define __INLINE inline /*!< inline keyword for GNU Compiler */
+#define __ALWAYS_INLINE __attribute__((always_inline)) static inline
+
+#include <stdlib.h>
+#include "csi_reg.h"
+#include "csi_instr.h"
+#include "csi_simd.h"
+
+#endif /* _CSI_GCC_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_instr.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_instr.h
new file mode 100644
index 000000000..f765c2910
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_instr.h
@@ -0,0 +1,436 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file csi_instr.h
+ * @brief CSI Header File for instruct.
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_INSTR_H_
+#define _CSI_INSTR_H_
+
+
+#define __CSI_GCC_OUT_REG(r) "=r" (r)
+#define __CSI_GCC_USE_REG(r) "r" (r)
+
+/**
+ \brief No Operation
+ \details No Operation does nothing. This instruction can be used for code alignment purposes.
+ */
+__ALWAYS_INLINE void __NOP(void)
+{
+ __ASM volatile("nop");
+}
+
+
+/**
+ \brief Wait For Interrupt
+ \details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs.
+ */
+__ALWAYS_INLINE void __WFI(void)
+{
+ __ASM volatile("wait");
+}
+
+/**
+ \brief Wait For Interrupt
+ \details Wait For Interrupt is a hint instruction that suspends execution until one interrupt occurs.
+ */
+__ALWAYS_INLINE void __WAIT(void)
+{
+ __ASM volatile("wait");
+}
+
+/**
+ \brief Doze For Interrupt
+ \details Doze For Interrupt is a hint instruction that suspends execution until one interrupt occurs.
+ */
+__ALWAYS_INLINE void __DOZE(void)
+{
+ __ASM volatile("doze");
+}
+
+/**
+ \brief Stop For Interrupt
+ \details Stop For Interrupt is a hint instruction that suspends execution until one interrupt occurs.
+ */
+__ALWAYS_INLINE void __STOP(void)
+{
+ __ASM volatile("stop");
+}
+
+/**
+ \brief Instruction Synchronization Barrier
+ \details Instruction Synchronization Barrier flushes the pipeline in the processor,
+ so that all instructions following the ISB are fetched from cache or memory,
+ after the instruction has been completed.
+ */
+__ALWAYS_INLINE void __ISB(void)
+{
+ __ASM volatile("sync"::: "memory");
+}
+
+
+/**
+ \brief Data Synchronization Barrier
+ \details Acts as a special kind of Data Memory Barrier.
+ It completes when all explicit memory accesses before this instruction complete.
+ */
+__ALWAYS_INLINE void __DSB(void)
+{
+ __ASM volatile("sync"::: "memory");
+}
+
+
+/**
+ \brief Data Memory Barrier
+ \details Ensures the apparent order of the explicit memory operations before
+ and after the instruction, without ensuring their completion.
+ */
+__ALWAYS_INLINE void __DMB(void)
+{
+ __ASM volatile("sync"::: "memory");
+}
+
+
+/**
+ \brief Reverse byte order (32 bit)
+ \details Reverses the byte order in integer value.
+ \param [in] value Value to reverse
+ \return Reversed value
+ */
+__ALWAYS_INLINE uint32_t __REV(uint32_t value)
+{
+ return __builtin_bswap32(value);
+}
+
+
+/**
+ \brief Reverse byte order (16 bit)
+ \details Reverses the byte order in two unsigned short values.
+ \param [in] value Value to reverse
+ \return Reversed value
+ */
+__ALWAYS_INLINE uint32_t __REV16(uint32_t value)
+{
+ uint32_t result;
+#if (__CK80X >= 2)
+ __ASM volatile("revh %0, %1" : __CSI_GCC_OUT_REG(result) : __CSI_GCC_USE_REG(value));
+#else
+ result = ((value & 0xFF000000) >> 8) | ((value & 0x00FF0000) << 8) |
+ ((value & 0x0000FF00) >> 8) | ((value & 0x000000FF) << 8);
+#endif
+ return (result);
+}
+
+
+/**
+ \brief Reverse byte order in signed short value
+ \details Reverses the byte order in a signed short value with sign extension to integer.
+ \param [in] value Value to reverse
+ \return Reversed value
+ */
+__ALWAYS_INLINE int32_t __REVSH(int32_t value)
+{
+ return (short)(((value & 0xFF00) >> 8) | ((value & 0x00FF) << 8));
+}
+
+
+/**
+ \brief Rotate Right in unsigned value (32 bit)
+ \details Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits.
+ \param [in] op1 Value to rotate
+ \param [in] op2 Number of Bits to rotate
+ \return Rotated value
+ */
+__ALWAYS_INLINE uint32_t __ROR(uint32_t op1, uint32_t op2)
+{
+ return (op1 >> op2) | (op1 << (32U - op2));
+}
+
+
+/**
+ \brief Breakpoint
+ \details Causes the processor to enter Debug state
+ Debug tools can use this to investigate system state when the instruction at a particular address is reached.
+ */
+__ALWAYS_INLINE void __BKPT()
+{
+ __ASM volatile("bkpt");
+}
+
+/**
+ \brief Reverse bit order of value
+ \details Reverses the bit order of the given value.
+ \param [in] value Value to reverse
+ \return Reversed value
+ */
+__ALWAYS_INLINE uint32_t __RBIT(uint32_t value)
+{
+ uint32_t result;
+
+#if (__CK80X >= 0x03U)
+ __ASM volatile("brev %0, %1" : "=r"(result) : "r"(value));
+#else
+ int32_t s = 4 /*sizeof(v)*/ * 8 - 1; /* extra shift needed at end */
+
+ result = value; /* r will be reversed bits of v; first get LSB of v */
+
+ for (value >>= 1U; value; value >>= 1U) {
+ result <<= 1U;
+ result |= value & 1U;
+ s--;
+ }
+
+ result <<= s; /* shift when v's highest bits are zero */
+#endif
+ return (result);
+}
+
+
+/**
+ \brief Count leading zeros
+ \details Counts the number of leading zeros of a data value.
+ \param [in] value Value to count the leading zeros
+ \return number of leading zeros in value
+ */
+#define __CLZ __builtin_clz
+/**
+ \details This function saturates a signed value.
+ \param [in] x Value to be saturated
+ \param [in] y Bit position to saturate to [1..32]
+ \return Saturated value.
+ */
+__ALWAYS_INLINE int32_t __SSAT(int32_t x, uint32_t y)
+{
+ int32_t posMax, negMin;
+ uint32_t i;
+
+ posMax = 1;
+
+ for (i = 0; i < (y - 1); i++) {
+ posMax = posMax * 2;
+ }
+
+ if (x > 0) {
+ posMax = (posMax - 1);
+
+ if (x > posMax) {
+ x = posMax;
+ }
+
+// x &= (posMax * 2 + 1);
+ } else {
+ negMin = -posMax;
+
+ if (x < negMin) {
+ x = negMin;
+ }
+
+// x &= (posMax * 2 - 1);
+ }
+
+ return (x);
+}
+
+/**
+ \brief Unsigned Saturate
+ \details Saturates an unsigned value.
+ \param [in] value Value to be saturated
+ \param [in] sat Bit position to saturate to (0..31)
+ \return Saturated value
+ */
+__ALWAYS_INLINE uint32_t __USAT(uint32_t value, uint32_t sat)
+{
+ uint32_t result;
+
+ if ((((0xFFFFFFFF >> sat) << sat) & value) != 0) {
+ result = 0xFFFFFFFF >> (32 - sat);
+ } else {
+ result = value;
+ }
+
+ return (result);
+}
+
+/**
+ \brief Unsigned Saturate for internal use
+ \details Saturates an unsigned value, should not call directly.
+ \param [in] value Value to be saturated
+ \param [in] sat Bit position to saturate to (0..31)
+ \return Saturated value
+ */
+__ALWAYS_INLINE uint32_t __IUSAT(uint32_t value, uint32_t sat)
+{
+ uint32_t result;
+
+ if (value & 0x80000000) { /* only overflow set bit-31 */
+ result = 0;
+ } else if ((((0xFFFFFFFF >> sat) << sat) & value) != 0) {
+ result = 0xFFFFFFFF >> (32 - sat);
+ } else {
+ result = value;
+ }
+
+ return (result);
+}
+
+/**
+ \brief Rotate Right with Extend
+ \details This function moves each bit of a bitstring right by one bit.
+ The carry input is shifted in at the left end of the bitstring.
+ \note carry input will always 0.
+ \param [in] op1 Value to rotate
+ \return Rotated value
+ */
+__ALWAYS_INLINE uint32_t __RRX(uint32_t op1)
+{
+#if (__CK80X >= 2)
+ uint32_t res = 0;
+ __ASM volatile("bgeni t0, 31\n\t"
+ "lsri %0, 1\n\t"
+ "movt %1, t0\n\t"
+ "or %1, %1, %0\n\t"
+ : "=r"(op1), "=r"(res): "0"(op1), "1"(res): "t0");
+ return res;
+#else
+ uint32_t res = 0;
+ __ASM volatile("movi r7, 0\n\t"
+ "bseti r7, 31\n\t"
+ "lsri %0, 1\n\t"
+ "bf 1f\n\t"
+ "mov %1, r7\n\t"
+ "1:\n\t"
+ "or %1, %1, %0\n\t"
+ : "=r"(op1), "=r"(res): "0"(op1), "1"(res): "r7");
+ return res;
+#endif
+}
+
+/**
+ \brief LDRT Unprivileged (8 bit)
+ \details Executes a Unprivileged LDRT instruction for 8 bit value.
+ \param [in] addr Pointer to location
+ \return value of type uint8_t at (*ptr)
+ */
+__ALWAYS_INLINE uint8_t __LDRBT(volatile uint8_t *addr)
+{
+ uint32_t result;
+//#warning "__LDRBT"
+ __ASM volatile("ldb %0, (%1, 0)" : "=r"(result) : "r"(addr));
+ return ((uint8_t) result); /* Add explicit type cast here */
+}
+
+
+/**
+ \brief LDRT Unprivileged (16 bit)
+ \details Executes a Unprivileged LDRT instruction for 16 bit values.
+ \param [in] addr Pointer to location
+ \return value of type uint16_t at (*ptr)
+ */
+__ALWAYS_INLINE uint16_t __LDRHT(volatile uint16_t *addr)
+{
+ uint32_t result;
+
+//#warning "__LDRHT"
+ __ASM volatile("ldh %0, (%1, 0)" : "=r"(result) : "r"(addr));
+ return ((uint16_t) result); /* Add explicit type cast here */
+}
+
+
+/**
+ \brief LDRT Unprivileged (32 bit)
+ \details Executes a Unprivileged LDRT instruction for 32 bit values.
+ \param [in] addr Pointer to location
+ \return value of type uint32_t at (*ptr)
+ */
+__ALWAYS_INLINE uint32_t __LDRT(volatile uint32_t *addr)
+{
+ uint32_t result;
+
+//#warning "__LDRT"
+ __ASM volatile("ldw %0, (%1, 0)" : "=r"(result) : "r"(addr));
+ return (result);
+}
+
+
+/**
+ \brief STRT Unprivileged (8 bit)
+ \details Executes a Unprivileged STRT instruction for 8 bit values.
+ \param [in] value Value to store
+ \param [in] addr Pointer to location
+ */
+__ALWAYS_INLINE void __STRBT(uint8_t value, volatile uint8_t *addr)
+{
+//#warning "__STRBT"
+ __ASM volatile("stb %1, (%0, 0)" :: "r"(addr), "r"((uint32_t)value) : "memory");
+}
+
+
+/**
+ \brief STRT Unprivileged (16 bit)
+ \details Executes a Unprivileged STRT instruction for 16 bit values.
+ \param [in] value Value to store
+ \param [in] addr Pointer to location
+ */
+__ALWAYS_INLINE void __STRHT(uint16_t value, volatile uint16_t *addr)
+{
+//#warning "__STRHT"
+ __ASM volatile("sth %1, (%0, 0)" :: "r"(addr), "r"((uint32_t)value) : "memory");
+}
+
+
+/**
+ \brief STRT Unprivileged (32 bit)
+ \details Executes a Unprivileged STRT instruction for 32 bit values.
+ \param [in] value Value to store
+ \param [in] addr Pointer to location
+ */
+__ALWAYS_INLINE void __STRT(uint32_t value, volatile uint32_t *addr)
+{
+//#warning "__STRT"
+ __ASM volatile("stw %1, (%0, 0)" :: "r"(addr), "r"(value) : "memory");
+}
+
+/*@}*/ /* end of group CSI_Core_InstructionInterface */
+
+
+/* ########################## FPU functions #################################### */
+
+/**
+ \brief get FPU type
+ \details returns the FPU type, always 0.
+ \returns
+ - \b 0: No FPU
+ - \b 1: Single precision FPU
+ - \b 2: Double + Single precision FPU
+ */
+__ALWAYS_INLINE uint32_t __get_FPUType(void)
+{
+ uint32_t result;
+
+#ifdef __CK610
+ __ASM volatile("mfcr %0, cr13" : "=r"(result));
+#else
+ __ASM volatile("mfcr %0, cr<13, 0>" : "=r"(result));
+#endif
+ return 0;
+}
+
+
+#endif /* _CSI_INSTR_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_reg.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_reg.h
new file mode 100644
index 000000000..458a0f652
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_reg.h
@@ -0,0 +1,418 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file csi_reg.h
+ * @brief CSI Header File for reg.
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_REG_H_
+#define _CSI_REG_H_
+
+#include<csi_gcc.h>
+
+/**
+ \brief Enable IRQ Interrupts
+ \details Enables IRQ interrupts by setting the IE-bit in the PSR.
+ Can only be executed in Privileged modes.
+ */
+__ALWAYS_INLINE void __enable_irq(void)
+{
+ __ASM volatile("psrset ie");
+}
+
+
+
+/**
+ \brief Disable IRQ Interrupts
+ \details Disables IRQ interrupts by clearing the IE-bit in the PSR.
+ Can only be executed in Privileged modes.
+ */
+__ALWAYS_INLINE void __disable_irq(void)
+{
+ __ASM volatile("psrclr ie");
+}
+
+/**
+ \brief Get PSR
+ \details Returns the content of the PSR Register.
+ \return PSR Register value
+ */
+__ALWAYS_INLINE uint32_t __get_PSR(void)
+{
+ uint32_t result;
+
+ __ASM volatile("mfcr %0, psr" : "=r"(result));
+ return (result);
+}
+
+/**
+ \brief Set PSR
+ \details Writes the given value to the PSR Register.
+ \param [in] psr PSR Register value to set
+ */
+__ALWAYS_INLINE void __set_PSR(uint32_t psr)
+{
+ __ASM volatile("mtcr %0, psr" : : "r"(psr));
+}
+
+/**
+ \brief Get SP
+ \details Returns the content of the SP Register.
+ \return SP Register value
+ */
+__ALWAYS_INLINE uint32_t __get_SP(void)
+{
+ uint32_t result;
+
+ __ASM volatile("mov %0, sp" : "=r"(result));
+ return (result);
+}
+
+/**
+ \brief Set SP
+ \details Writes the given value to the SP Register.
+ \param [in] sp SP Register value to set
+ */
+__ALWAYS_INLINE void __set_SP(uint32_t sp)
+{
+ __ASM volatile("mov sp, %0" : : "r"(sp): "sp");
+}
+
+
+/**
+ \brief Get VBR Register
+ \details Returns the content of the VBR Register.
+ \return VBR Register value
+ */
+__ALWAYS_INLINE uint32_t __get_VBR(void)
+{
+ uint32_t result;
+
+ __ASM volatile("mfcr %0, vbr" : "=r"(result));
+ return (result);
+}
+
+/**
+ \brief Set VBR
+ \details Writes the given value to the VBR Register.
+ \param [in] vbr VBR Register value to set
+ */
+__ALWAYS_INLINE void __set_VBR(uint32_t vbr)
+{
+ __ASM volatile("mtcr %0, vbr" : : "r"(vbr));
+}
+
+/**
+ \brief Get EPC Register
+ \details Returns the content of the EPC Register.
+ \return EPC Register value
+ */
+__ALWAYS_INLINE uint32_t __get_EPC(void)
+{
+ uint32_t result;
+
+ __ASM volatile("mfcr %0, epc" : "=r"(result));
+ return (result);
+}
+
+/**
+ \brief Set EPC
+ \details Writes the given value to the EPC Register.
+ \param [in] epc EPC Register value to set
+ */
+__ALWAYS_INLINE void __set_EPC(uint32_t epc)
+{
+ __ASM volatile("mtcr %0, epc" : : "r"(epc));
+}
+
+/**
+ \brief Get EPSR
+ \details Returns the content of the EPSR Register.
+ \return EPSR Register value
+ */
+__ALWAYS_INLINE uint32_t __get_EPSR(void)
+{
+ uint32_t result;
+
+ __ASM volatile("mfcr %0, epsr" : "=r"(result));
+ return (result);
+}
+
+/**
+ \brief Set EPSR
+ \details Writes the given value to the EPSR Register.
+ \param [in] epsr EPSR Register value to set
+ */
+__ALWAYS_INLINE void __set_EPSR(uint32_t epsr)
+{
+ __ASM volatile("mtcr %0, epsr" : : "r"(epsr));
+}
+
+/**
+ \brief Get CPUID Register
+ \details Returns the content of the CPUID Register.
+ \return CPUID Register value
+ */
+__ALWAYS_INLINE uint32_t __get_CPUID(void)
+{
+ uint32_t result;
+
+#ifdef __CK610
+ __ASM volatile("mfcr %0, cr13" : "=r"(result));
+#else
+ __ASM volatile("mfcr %0, cr<13, 0>" : "=r"(result));
+#endif
+ return (result);
+}
+
+#if (__SOFTRESET_PRESENT == 1U)
+/**
+ \brief Set SRCR
+ \details Assigns the given value to the SRCR.
+ \param [in] srcr SRCR value to set
+ */
+__ALWAYS_INLINE void __set_SRCR(uint32_t srcr)
+{
+ __ASM volatile("mtcr %0, cr<31, 0>\n" : : "r"(srcr));
+}
+#endif /* __SOFTRESET_PRESENT == 1U */
+
+#if (__MGU_PRESENT == 1U)
+/**
+ \brief Get CCR
+ \details Returns the current value of the CCR.
+ \return CCR Register value
+ */
+__ALWAYS_INLINE uint32_t __get_CCR(void)
+{
+ register uint32_t result;
+
+#ifdef __CK610
+ __ASM volatile("mfcr %0, cr18\n" : "=r"(result));
+#else
+ __ASM volatile("mfcr %0, cr<18, 0>\n" : "=r"(result));
+#endif
+ return (result);
+}
+
+
+/**
+ \brief Set CCR
+ \details Assigns the given value to the CCR.
+ \param [in] ccr CCR value to set
+ */
+__ALWAYS_INLINE void __set_CCR(uint32_t ccr)
+{
+#ifdef __CK610
+ __ASM volatile("mtcr %0, cr18\n" : : "r"(ccr));
+#else
+ __ASM volatile("mtcr %0, cr<18, 0>\n" : : "r"(ccr));
+#endif
+}
+
+
+/**
+ \brief Get CAPR
+ \details Returns the current value of the CAPR.
+ \return CAPR Register value
+ */
+__ALWAYS_INLINE uint32_t __get_CAPR(void)
+{
+ register uint32_t result;
+
+#ifdef __CK610
+ __ASM volatile("mfcr %0, cr19\n" : "=r"(result));
+#else
+ __ASM volatile("mfcr %0, cr<19, 0>\n" : "=r"(result));
+#endif
+ return (result);
+}
+
+/**
+ \brief Set CAPR
+ \details Assigns the given value to the CAPR.
+ \param [in] capr CAPR value to set
+ */
+__ALWAYS_INLINE void __set_CAPR(uint32_t capr)
+{
+#ifdef __CK610
+ __ASM volatile("mtcr %0, cr19\n" : : "r"(capr));
+#else
+ __ASM volatile("mtcr %0, cr<19, 0>\n" : : "r"(capr));
+#endif
+}
+
+
+/**
+ \brief Set PACR
+ \details Assigns the given value to the PACR.
+
+ \param [in] pacr PACR value to set
+ */
+__ALWAYS_INLINE void __set_PACR(uint32_t pacr)
+{
+#ifdef __CK610
+ __ASM volatile("mtcr %0, cr20\n" : : "r"(pacr));
+#else
+ __ASM volatile("mtcr %0, cr<20, 0>\n" : : "r"(pacr));
+#endif
+}
+
+
+/**
+ \brief Get PACR
+ \details Returns the current value of PACR.
+ \return PACR value
+ */
+__ALWAYS_INLINE uint32_t __get_PACR(void)
+{
+ uint32_t result;
+
+#ifdef __CK610
+ __ASM volatile("mfcr %0, cr20" : "=r"(result));
+#else
+ __ASM volatile("mfcr %0, cr<20, 0>" : "=r"(result));
+#endif
+ return (result);
+}
+
+/**
+ \brief Set PRSR
+ \details Assigns the given value to the PRSR.
+
+ \param [in] prsr PRSR value to set
+ */
+__ALWAYS_INLINE void __set_PRSR(uint32_t prsr)
+{
+#ifdef __CK610
+ __ASM volatile("mtcr %0, cr21\n" : : "r"(prsr));
+#else
+ __ASM volatile("mtcr %0, cr<21, 0>\n" : : "r"(prsr));
+#endif
+}
+
+/**
+ \brief Get PRSR
+ \details Returns the current value of PRSR.
+ \return PRSR value
+ */
+__ALWAYS_INLINE uint32_t __get_PRSR(void)
+{
+ uint32_t result;
+
+#ifdef __CK610
+ __ASM volatile("mfcr %0, cr21" : "=r"(result));
+#else
+ __ASM volatile("mfcr %0, cr<21, 0>" : "=r"(result));
+#endif
+ return (result);
+}
+#endif /* __MGU_PRESENT == 1U */
+
+/**
+ \brief Get user sp
+ \details Returns the current value of user r14.
+ \return UR14 value
+ */
+__ALWAYS_INLINE uint32_t __get_UR14(void)
+{
+ uint32_t result;
+
+#ifdef __CK610
+ __ASM volatile("mov %0, sp" : "=r"(result));
+#else
+ __ASM volatile("mfcr %0, cr<14, 1>" : "=r"(result));
+#endif
+ return (result);
+}
+
+/**
+ \brief Enable interrupts and exceptions
+ \details Enables interrupts and exceptions by setting the IE-bit and EE-bit in the PSR.
+ Can only be executed in Privileged modes.
+ */
+__ALWAYS_INLINE void __enable_excp_irq(void)
+{
+ __ASM volatile("psrset ee, ie");
+}
+
+
+/**
+ \brief Disable interrupts and exceptions
+ \details Disables interrupts and exceptions by clearing the IE-bit and EE-bit in the PSR.
+ Can only be executed in Privileged modes.
+ */
+__ALWAYS_INLINE void __disable_excp_irq(void)
+{
+ __ASM volatile("psrclr ee, ie");
+}
+
+#if (__GSR_GCR_PRESENT == 1U)
+/**
+ \brief Get GSR
+ \details Returns the content of the GSR Register.
+ \return GSR Register value
+ */
+__ALWAYS_INLINE uint32_t __get_GSR(void)
+{
+ uint32_t result;
+
+#ifdef __CK610
+ __ASM volatile("mfcr %0, cr12" : "=r"(result));
+#else
+ __ASM volatile("mfcr %0, cr<12, 0>" : "=r"(result));
+#endif
+ return (result);
+}
+
+/**
+ \brief Get GCR
+ \details Returns the content of the GCR Register.
+ \return GCR Register value
+ */
+__ALWAYS_INLINE uint32_t __get_GCR(void)
+{
+ uint32_t result;
+
+#ifdef __CK610
+ __ASM volatile("mfcr %0, cr11" : "=r"(result));
+#else
+ __ASM volatile("mfcr %0, cr<11, 0>" : "=r"(result));
+#endif
+ return (result);
+}
+
+/**
+ \brief Set GCR
+ \details Writes the given value to the GCR Register.
+ \param [in] gcr GCR Register value to set
+ */
+__ALWAYS_INLINE void __set_GCR(uint32_t gcr)
+{
+#ifdef __CK610
+ __ASM volatile("mtcr %0, cr11" : : "r"(gcr));
+#else
+ __ASM volatile("mtcr %0, cr<11, 0>" : : "r"(gcr));
+#endif
+}
+
+#endif /* (__GSR_GCR_PRESENT == 1U) */
+
+
+#endif /* _CSI_REG_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_simd.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_simd.h
new file mode 100644
index 000000000..f9dc5b205
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi-gcc/csi_simd.h
@@ -0,0 +1,1472 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file csi_simd.h
+ * @brief CSI Single Instruction Multiple Data (SIMD) Header File for GCC.
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_SIMD_H_
+#define _CSI_SIMD_H_
+
+
+/**
+ \brief Halfword packing instruction. Combines bits[15:0] of val1 with bits[31:16]
+ of val2 levitated with the val3.
+ \details Combine a halfword from one register with a halfword from another register.
+ The second argument can be left-shifted before extraction of the halfword.
+ \param [in] val1 first 16-bit operands
+ \param [in] val2 second 16-bit operands
+ \param [in] val3 value for left-shifting val2. Value range [0..31].
+ \return the combination of halfwords.
+ \remark
+ res[15:0] = val1[15:0] \n
+ res[31:16] = val2[31:16] << val3
+ */
+__ALWAYS_INLINE uint32_t __PKHBT(uint32_t val1, uint32_t val2, uint32_t val3)
+{
+ return ((((int32_t)(val1) << 0) & (int32_t)0x0000FFFF) | (((int32_t)(val2) << val3) & (int32_t)0xFFFF0000));
+}
+
+/**
+ \brief Halfword packing instruction. Combines bits[31:16] of val1 with bits[15:0]
+ of val2 right-shifted with the val3.
+ \details Combine a halfword from one register with a halfword from another register.
+ The second argument can be right-shifted before extraction of the halfword.
+ \param [in] val1 first 16-bit operands
+ \param [in] val2 second 16-bit operands
+ \param [in] val3 value for right-shifting val2. Value range [1..32].
+ \return the combination of halfwords.
+ \remark
+ res[15:0] = val2[15:0] >> val3 \n
+ res[31:16] = val1[31:16]
+ */
+__ALWAYS_INLINE uint32_t __PKHTB(uint32_t val1, uint32_t val2, uint32_t val3)
+{
+ return ((((int32_t)(val1) << 0) & (int32_t)0xFFFF0000) | (((int32_t)(val2) >> val3) & (int32_t)0x0000FFFF));
+}
+
+/**
+ \brief Dual 16-bit signed saturate.
+ \details This function saturates a signed value.
+ \param [in] x two signed 16-bit values to be saturated.
+ \param [in] y bit position for saturation, an integral constant expression in the range 1 to 16.
+ \return the sum of the absolute differences of the following bytes, added to the accumulation value:\n
+ the signed saturation of the low halfword in val1, saturated to the bit position specified in
+ val2 and returned in the low halfword of the return value.\n
+ the signed saturation of the high halfword in val1, saturated to the bit position specified in
+ val2 and returned in the high halfword of the return value.
+ */
+__ALWAYS_INLINE uint32_t __SSAT16(int32_t x, const uint32_t y)
+{
+ int32_t r = 0, s = 0;
+
+ r = __SSAT((((int32_t)x << 16) >> 16), y) & (int32_t)0x0000FFFF;
+ s = __SSAT((((int32_t)x) >> 16), y) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned saturate.
+ \details This function enables you to saturate two signed 16-bit values to a selected unsigned range.
+ \param [in] x two signed 16-bit values to be saturated.
+ \param [in] y bit position for saturation, an integral constant expression in the range 1 to 16.
+ \return the saturation of the two signed 16-bit values, as non-negative values:
+ the saturation of the low halfword in val1, saturated to the bit position specified in
+ val2 and returned in the low halfword of the return value.\n
+ the saturation of the high halfword in val1, saturated to the bit position specified in
+ val2 and returned in the high halfword of the return value.
+ */
+__ALWAYS_INLINE uint32_t __USAT16(uint32_t x, const uint32_t y)
+{
+ int32_t r = 0, s = 0;
+
+ r = __IUSAT(((x << 16) >> 16), y) & 0x0000FFFF;
+ s = __IUSAT(((x) >> 16), y) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Quad 8-bit saturating addition.
+ \details This function enables you to perform four 8-bit integer additions,
+ saturating the results to the 8-bit signed integer range -2^7 <= x <= 2^7 - 1.
+ \param [in] x first four 8-bit summands.
+ \param [in] y second four 8-bit summands.
+ \return the saturated addition of the first byte of each operand in the first byte of the return value.\n
+ the saturated addition of the second byte of each operand in the second byte of the return value.\n
+ the saturated addition of the third byte of each operand in the third byte of the return value.\n
+ the saturated addition of the fourth byte of each operand in the fourth byte of the return value.\n
+ The returned results are saturated to the 8-bit signed integer range -2^7 <= x <= 2^7 - 1.
+ \remark
+ res[7:0] = val1[7:0] + val2[7:0] \n
+ res[15:8] = val1[15:8] + val2[15:8] \n
+ res[23:16] = val1[23:16] + val2[23:16] \n
+ res[31:24] = val1[31:24] + val2[31:24]
+ */
+__ALWAYS_INLINE uint32_t __QADD8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = __SSAT(((((int32_t)x << 24) >> 24) + (((int32_t)y << 24) >> 24)), 8) & (int32_t)0x000000FF;
+ s = __SSAT(((((int32_t)x << 16) >> 24) + (((int32_t)y << 16) >> 24)), 8) & (int32_t)0x000000FF;
+ t = __SSAT(((((int32_t)x << 8) >> 24) + (((int32_t)y << 8) >> 24)), 8) & (int32_t)0x000000FF;
+ u = __SSAT(((((int32_t)x) >> 24) + (((int32_t)y) >> 24)), 8) & (int32_t)0x000000FF;
+
+ return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r)));
+}
+
+/**
+ \brief Quad 8-bit unsigned saturating addition.
+ \details This function enables you to perform four unsigned 8-bit integer additions,
+ saturating the results to the 8-bit unsigned integer range 0 < x < 2^8 - 1.
+ \param [in] x first four 8-bit summands.
+ \param [in] y second four 8-bit summands.
+ \return the saturated addition of the first byte of each operand in the first byte of the return value.\n
+ the saturated addition of the second byte of each operand in the second byte of the return value.\n
+ the saturated addition of the third byte of each operand in the third byte of the return value.\n
+ the saturated addition of the fourth byte of each operand in the fourth byte of the return value.\n
+ The returned results are saturated to the 8-bit signed integer range 0 <= x <= 2^8 - 1.
+ \remark
+ res[7:0] = val1[7:0] + val2[7:0] \n
+ res[15:8] = val1[15:8] + val2[15:8] \n
+ res[23:16] = val1[23:16] + val2[23:16] \n
+ res[31:24] = val1[31:24] + val2[31:24]
+ */
+__ALWAYS_INLINE uint32_t __UQADD8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = __IUSAT((((x << 24) >> 24) + ((y << 24) >> 24)), 8) & 0x000000FF;
+ s = __IUSAT((((x << 16) >> 24) + ((y << 16) >> 24)), 8) & 0x000000FF;
+ t = __IUSAT((((x << 8) >> 24) + ((y << 8) >> 24)), 8) & 0x000000FF;
+ u = __IUSAT((((x) >> 24) + ((y) >> 24)), 8) & 0x000000FF;
+
+ return ((u << 24) | (t << 16) | (s << 8) | (r));
+}
+
+/**
+ \brief Quad 8-bit signed addition.
+ \details This function performs four 8-bit signed integer additions.
+ \param [in] x first four 8-bit summands.
+ \param [in] y second four 8-bit summands.
+ \return the addition of the first bytes from each operand, in the first byte of the return value.\n
+ the addition of the second bytes of each operand, in the second byte of the return value.\n
+ the addition of the third bytes of each operand, in the third byte of the return value.\n
+ the addition of the fourth bytes of each operand, in the fourth byte of the return value.
+ \remark
+ res[7:0] = val1[7:0] + val2[7:0] \n
+ res[15:8] = val1[15:8] + val2[15:8] \n
+ res[23:16] = val1[23:16] + val2[23:16] \n
+ res[31:24] = val1[31:24] + val2[31:24]
+ */
+__ALWAYS_INLINE uint32_t __SADD8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = ((((int32_t)x << 24) >> 24) + (((int32_t)y << 24) >> 24)) & (int32_t)0x000000FF;
+ s = ((((int32_t)x << 16) >> 24) + (((int32_t)y << 16) >> 24)) & (int32_t)0x000000FF;
+ t = ((((int32_t)x << 8) >> 24) + (((int32_t)y << 8) >> 24)) & (int32_t)0x000000FF;
+ u = ((((int32_t)x) >> 24) + (((int32_t)y) >> 24)) & (int32_t)0x000000FF;
+
+ return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r)));
+}
+
+/**
+ \brief Quad 8-bit unsigned addition.
+ \details This function performs four unsigned 8-bit integer additions.
+ \param [in] x first four 8-bit summands.
+ \param [in] y second four 8-bit summands.
+ \return the addition of the first bytes from each operand, in the first byte of the return value.\n
+ the addition of the second bytes of each operand, in the second byte of the return value.\n
+ the addition of the third bytes of each operand, in the third byte of the return value.\n
+ the addition of the fourth bytes of each operand, in the fourth byte of the return value.
+ \remark
+ res[7:0] = val1[7:0] + val2[7:0] \n
+ res[15:8] = val1[15:8] + val2[15:8] \n
+ res[23:16] = val1[23:16] + val2[23:16] \n
+ res[31:24] = val1[31:24] + val2[31:24]
+ */
+__ALWAYS_INLINE uint32_t __UADD8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = (((x << 24) >> 24) + ((y << 24) >> 24)) & 0x000000FF;
+ s = (((x << 16) >> 24) + ((y << 16) >> 24)) & 0x000000FF;
+ t = (((x << 8) >> 24) + ((y << 8) >> 24)) & 0x000000FF;
+ u = (((x) >> 24) + ((y) >> 24)) & 0x000000FF;
+
+ return ((u << 24) | (t << 16) | (s << 8) | (r));
+}
+
+/**
+ \brief Quad 8-bit saturating subtract.
+ \details This function enables you to perform four 8-bit integer subtractions,
+ saturating the results to the 8-bit signed integer range -2^7 <= x <= 2^7 - 1.
+ \param [in] x first four 8-bit summands.
+ \param [in] y second four 8-bit summands.
+ \return the subtraction of the first byte of each operand in the first byte of the return value.\n
+ the subtraction of the second byte of each operand in the second byte of the return value.\n
+ the subtraction of the third byte of each operand in the third byte of the return value.\n
+ the subtraction of the fourth byte of each operand in the fourth byte of the return value.\n
+ The returned results are saturated to the 8-bit signed integer range -2^7 <= x <= 2^7 - 1.
+ \remark
+ res[7:0] = val1[7:0] - val2[7:0] \n
+ res[15:8] = val1[15:8] - val2[15:8] \n
+ res[23:16] = val1[23:16] - val2[23:16] \n
+ res[31:24] = val1[31:24] - val2[31:24]
+ */
+__ALWAYS_INLINE uint32_t __QSUB8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = __SSAT(((((int32_t)x << 24) >> 24) - (((int32_t)y << 24) >> 24)), 8) & (int32_t)0x000000FF;
+ s = __SSAT(((((int32_t)x << 16) >> 24) - (((int32_t)y << 16) >> 24)), 8) & (int32_t)0x000000FF;
+ t = __SSAT(((((int32_t)x << 8) >> 24) - (((int32_t)y << 8) >> 24)), 8) & (int32_t)0x000000FF;
+ u = __SSAT(((((int32_t)x) >> 24) - (((int32_t)y) >> 24)), 8) & (int32_t)0x000000FF;
+
+ return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r)));
+}
+
+/**
+ \brief Quad 8-bit unsigned saturating subtraction.
+ \details This function enables you to perform four unsigned 8-bit integer subtractions,
+ saturating the results to the 8-bit unsigned integer range 0 < x < 2^8 - 1.
+ \param [in] x first four 8-bit summands.
+ \param [in] y second four 8-bit summands.
+ \return the subtraction of the first byte of each operand in the first byte of the return value.\n
+ the subtraction of the second byte of each operand in the second byte of the return value.\n
+ the subtraction of the third byte of each operand in the third byte of the return value.\n
+ the subtraction of the fourth byte of each operand in the fourth byte of the return value.\n
+ The returned results are saturated to the 8-bit unsigned integer range 0 <= x <= 2^8 - 1.
+ \remark
+ res[7:0] = val1[7:0] - val2[7:0] \n
+ res[15:8] = val1[15:8] - val2[15:8] \n
+ res[23:16] = val1[23:16] - val2[23:16] \n
+ res[31:24] = val1[31:24] - val2[31:24]
+ */
+__ALWAYS_INLINE uint32_t __UQSUB8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = __IUSAT((((x << 24) >> 24) - ((y << 24) >> 24)), 8) & 0x000000FF;
+ s = __IUSAT((((x << 16) >> 24) - ((y << 16) >> 24)), 8) & 0x000000FF;
+ t = __IUSAT((((x << 8) >> 24) - ((y << 8) >> 24)), 8) & 0x000000FF;
+ u = __IUSAT((((x) >> 24) - ((y) >> 24)), 8) & 0x000000FF;
+
+ return ((u << 24) | (t << 16) | (s << 8) | (r));
+}
+
+/**
+ \brief Quad 8-bit signed subtraction.
+ \details This function enables you to perform four 8-bit signed integer subtractions.
+ \param [in] x first four 8-bit operands of each subtraction.
+ \param [in] y second four 8-bit operands of each subtraction.
+ \return the subtraction of the first bytes from each operand, in the first byte of the return value.\n
+ the subtraction of the second bytes of each operand, in the second byte of the return value.\n
+ the subtraction of the third bytes of each operand, in the third byte of the return value.\n
+ the subtraction of the fourth bytes of each operand, in the fourth byte of the return value.
+ \remark
+ res[7:0] = val1[7:0] - val2[7:0] \n
+ res[15:8] = val1[15:8] - val2[15:8] \n
+ res[23:16] = val1[23:16] - val2[23:16] \n
+ res[31:24] = val1[31:24] - val2[31:24]
+ */
+__ALWAYS_INLINE uint32_t __SSUB8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = ((((int32_t)x << 24) >> 24) - (((int32_t)y << 24) >> 24)) & (int32_t)0x000000FF;
+ s = ((((int32_t)x << 16) >> 24) - (((int32_t)y << 16) >> 24)) & (int32_t)0x000000FF;
+ t = ((((int32_t)x << 8) >> 24) - (((int32_t)y << 8) >> 24)) & (int32_t)0x000000FF;
+ u = ((((int32_t)x) >> 24) - (((int32_t)y) >> 24)) & (int32_t)0x000000FF;
+
+ return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r)));
+}
+
+/**
+ \brief Quad 8-bit unsigned subtract.
+ \details This function enables you to perform four 8-bit unsigned integer subtractions.
+ \param [in] x first four 8-bit operands of each subtraction.
+ \param [in] y second four 8-bit operands of each subtraction.
+ \return the subtraction of the first bytes from each operand, in the first byte of the return value.\n
+ the subtraction of the second bytes of each operand, in the second byte of the return value.\n
+ the subtraction of the third bytes of each operand, in the third byte of the return value.\n
+ the subtraction of the fourth bytes of each operand, in the fourth byte of the return value.
+ \remark
+ res[7:0] = val1[7:0] - val2[7:0] \n
+ res[15:8] = val1[15:8] - val2[15:8] \n
+ res[23:16] = val1[23:16] - val2[23:16] \n
+ res[31:24] = val1[31:24] - val2[31:24]
+ */
+__ALWAYS_INLINE uint32_t __USUB8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = (((x << 24) >> 24) - ((y << 24) >> 24)) & 0x000000FF;
+ s = (((x << 16) >> 24) - ((y << 16) >> 24)) & 0x000000FF;
+ t = (((x << 8) >> 24) - ((y << 8) >> 24)) & 0x000000FF;
+ u = (((x) >> 24) - ((y) >> 24)) & 0x000000FF;
+
+ return ((u << 24) | (t << 16) | (s << 8) | (r));
+}
+
+/**
+ \brief Unsigned sum of quad 8-bit unsigned absolute difference.
+ \details This function enables you to perform four unsigned 8-bit subtractions, and add the absolute values
+ of the differences together, returning the result as a single unsigned integer.
+ \param [in] x first four 8-bit operands of each subtraction.
+ \param [in] y second four 8-bit operands of each subtraction.
+ \return the subtraction of the first bytes from each operand, in the first byte of the return value.\n
+ the subtraction of the second bytes of each operand, in the second byte of the return value.\n
+ the subtraction of the third bytes of each operand, in the third byte of the return value.\n
+ the subtraction of the fourth bytes of each operand, in the fourth byte of the return value.\n
+ The sum is returned as a single unsigned integer.
+ \remark
+ absdiff1 = val1[7:0] - val2[7:0] \n
+ absdiff2 = val1[15:8] - val2[15:8] \n
+ absdiff3 = val1[23:16] - val2[23:16] \n
+ absdiff4 = val1[31:24] - val2[31:24] \n
+ res[31:0] = absdiff1 + absdiff2 + absdiff3 + absdiff4
+ */
+__ALWAYS_INLINE uint32_t __USAD8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = (((x << 24) >> 24) - ((y << 24) >> 24)) & 0x000000FF;
+ s = (((x << 16) >> 24) - ((y << 16) >> 24)) & 0x000000FF;
+ t = (((x << 8) >> 24) - ((y << 8) >> 24)) & 0x000000FF;
+ u = (((x) >> 24) - ((y) >> 24)) & 0x000000FF;
+
+ return (u + t + s + r);
+}
+
+/**
+ \brief Unsigned sum of quad 8-bit unsigned absolute difference with 32-bit accumulate.
+ \details This function enables you to perform four unsigned 8-bit subtractions, and add the absolute values
+ of the differences to a 32-bit accumulate operand.
+ \param [in] x first four 8-bit operands of each subtraction.
+ \param [in] y second four 8-bit operands of each subtraction.
+ \param [in] sum accumulation value.
+ \return the sum of the absolute differences of the following bytes, added to the accumulation value:
+ the subtraction of the first bytes from each operand, in the first byte of the return value.\n
+ the subtraction of the second bytes of each operand, in the second byte of the return value.\n
+ the subtraction of the third bytes of each operand, in the third byte of the return value.\n
+ the subtraction of the fourth bytes of each operand, in the fourth byte of the return value.
+ \remark
+ absdiff1 = val1[7:0] - val2[7:0] \n
+ absdiff2 = val1[15:8] - val2[15:8] \n
+ absdiff3 = val1[23:16] - val2[23:16] \n
+ absdiff4 = val1[31:24] - val2[31:24] \n
+ sum = absdiff1 + absdiff2 + absdiff3 + absdiff4 \n
+ res[31:0] = sum[31:0] + val3[31:0]
+ */
+__ALWAYS_INLINE uint32_t __USADA8(uint32_t x, uint32_t y, uint32_t sum)
+{
+ int32_t r, s, t, u;
+
+ r = (abs(((x << 24) >> 24) - ((y << 24) >> 24))) & 0x000000FF;
+ s = (abs(((x << 16) >> 24) - ((y << 16) >> 24))) & 0x000000FF;
+ t = (abs(((x << 8) >> 24) - ((y << 8) >> 24))) & 0x000000FF;
+ u = (abs(((x) >> 24) - ((y) >> 24))) & 0x000000FF;
+
+ return (u + t + s + r + sum);
+}
+
+/**
+ \brief Dual 16-bit saturating addition.
+ \details This function enables you to perform two 16-bit integer arithmetic additions in parallel,
+ saturating the results to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1.
+ \param [in] x first two 16-bit summands.
+ \param [in] y second two 16-bit summands.
+ \return the saturated addition of the low halfwords, in the low halfword of the return value.\n
+ the saturated addition of the high halfwords, in the high halfword of the return value.\n
+ The returned results are saturated to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1.
+ \remark
+ res[15:0] = val1[15:0] + val2[15:0] \n
+ res[31:16] = val1[31:16] + val2[31:16]
+ */
+__ALWAYS_INLINE uint32_t __QADD16(uint32_t x, uint32_t y)
+{
+ int32_t r = 0, s = 0;
+
+ r = __SSAT(((((int32_t)x << 16) >> 16) + (((int32_t)y << 16) >> 16)), 16) & (int32_t)0x0000FFFF;
+ s = __SSAT(((((int32_t)x) >> 16) + (((int32_t)y) >> 16)), 16) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned saturating addition.
+ \details This function enables you to perform two unsigned 16-bit integer additions, saturating
+ the results to the 16-bit unsigned integer range 0 < x < 2^16 - 1.
+ \param [in] x first two 16-bit summands.
+ \param [in] y second two 16-bit summands.
+ \return the saturated addition of the low halfwords, in the low halfword of the return value.\n
+ the saturated addition of the high halfwords, in the high halfword of the return value.\n
+ The results are saturated to the 16-bit unsigned integer range 0 < x < 2^16 - 1.
+ \remark
+ res[15:0] = val1[15:0] + val2[15:0] \n
+ res[31:16] = val1[31:16] + val2[31:16]
+ */
+__ALWAYS_INLINE uint32_t __UQADD16(uint32_t x, uint32_t y)
+{
+ int32_t r = 0, s = 0;
+
+ r = __IUSAT((((x << 16) >> 16) + ((y << 16) >> 16)), 16) & 0x0000FFFF;
+ s = __IUSAT((((x) >> 16) + ((y) >> 16)), 16) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Dual 16-bit signed addition.
+ \details This function enables you to perform two 16-bit signed integer additions.
+ \param [in] x first two 16-bit summands.
+ \param [in] y second two 16-bit summands.
+ \return the addition of the low halfwords in the low halfword of the return value.\n
+ the addition of the high halfwords in the high halfword of the return value.
+ \remark
+ res[15:0] = val1[15:0] + val2[15:0] \n
+ res[31:16] = val1[31:16] + val2[31:16]
+ */
+__ALWAYS_INLINE uint32_t __SADD16(uint32_t x, uint32_t y)
+{
+ int32_t r = 0, s = 0;
+
+ r = ((((int32_t)x << 16) >> 16) + (((int32_t)y << 16) >> 16)) & (int32_t)0x0000FFFF;
+ s = ((((int32_t)x) >> 16) + (((int32_t)y) >> 16)) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned addition
+ \details This function enables you to perform two 16-bit unsigned integer additions.
+ \param [in] x first two 16-bit summands for each addition.
+ \param [in] y second two 16-bit summands for each addition.
+ \return the addition of the low halfwords in the low halfword of the return value.\n
+ the addition of the high halfwords in the high halfword of the return value.
+ \remark
+ res[15:0] = val1[15:0] + val2[15:0] \n
+ res[31:16] = val1[31:16] + val2[31:16]
+ */
+__ALWAYS_INLINE uint32_t __UADD16(uint32_t x, uint32_t y)
+{
+ int32_t r = 0, s = 0;
+
+ r = (((x << 16) >> 16) + ((y << 16) >> 16)) & 0x0000FFFF;
+ s = (((x) >> 16) + ((y) >> 16)) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+
+/**
+ \brief Dual 16-bit signed addition with halved results.
+ \details This function enables you to perform two signed 16-bit integer additions, halving the results.
+ \param [in] x first two 16-bit summands.
+ \param [in] y second two 16-bit summands.
+ \return the halved addition of the low halfwords, in the low halfword of the return value.\n
+ the halved addition of the high halfwords, in the high halfword of the return value.
+ \remark
+ res[15:0] = (val1[15:0] + val2[15:0]) >> 1 \n
+ res[31:16] = (val1[31:16] + val2[31:16]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __SHADD16(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = (((((int32_t)x << 16) >> 16) + (((int32_t)y << 16) >> 16)) >> 1) & (int32_t)0x0000FFFF;
+ s = (((((int32_t)x) >> 16) + (((int32_t)y) >> 16)) >> 1) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned addition with halved results.
+ \details This function enables you to perform two unsigned 16-bit integer additions, halving the results.
+ \param [in] x first two 16-bit summands.
+ \param [in] y second two 16-bit summands.
+ \return the halved addition of the low halfwords, in the low halfword of the return value.\n
+ the halved addition of the high halfwords, in the high halfword of the return value.
+ \remark
+ res[15:0] = (val1[15:0] + val2[15:0]) >> 1 \n
+ res[31:16] = (val1[31:16] + val2[31:16]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __UHADD16(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = ((((x << 16) >> 16) + ((y << 16) >> 16)) >> 1) & 0x0000FFFF;
+ s = ((((x) >> 16) + ((y) >> 16)) >> 1) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Quad 8-bit signed addition with halved results.
+ \details This function enables you to perform four signed 8-bit integer additions, halving the results.
+ \param [in] x first four 8-bit summands.
+ \param [in] y second four 8-bit summands.
+ \return the halved addition of the first bytes from each operand, in the first byte of the return value.\n
+ the halved addition of the second bytes from each operand, in the second byte of the return value.\n
+ the halved addition of the third bytes from each operand, in the third byte of the return value.\n
+ the halved addition of the fourth bytes from each operand, in the fourth byte of the return value.
+ \remark
+ res[7:0] = (val1[7:0] + val2[7:0] ) >> 1 \n
+ res[15:8] = (val1[15:8] + val2[15:8] ) >> 1 \n
+ res[23:16] = (val1[23:16] + val2[23:16]) >> 1 \n
+ res[31:24] = (val1[31:24] + val2[31:24]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __SHADD8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = (((((int32_t)x << 24) >> 24) + (((int32_t)y << 24) >> 24)) >> 1) & (int32_t)0x000000FF;
+ s = (((((int32_t)x << 16) >> 24) + (((int32_t)y << 16) >> 24)) >> 1) & (int32_t)0x000000FF;
+ t = (((((int32_t)x << 8) >> 24) + (((int32_t)y << 8) >> 24)) >> 1) & (int32_t)0x000000FF;
+ u = (((((int32_t)x) >> 24) + (((int32_t)y) >> 24)) >> 1) & (int32_t)0x000000FF;
+
+ return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r)));
+}
+
+/**
+ \brief Quad 8-bit unsigned addition with halved results.
+ \details This function enables you to perform four unsigned 8-bit integer additions, halving the results.
+ \param [in] x first four 8-bit summands.
+ \param [in] y second four 8-bit summands.
+ \return the halved addition of the first bytes from each operand, in the first byte of the return value.\n
+ the halved addition of the second bytes from each operand, in the second byte of the return value.\n
+ the halved addition of the third bytes from each operand, in the third byte of the return value.\n
+ the halved addition of the fourth bytes from each operand, in the fourth byte of the return value.
+ \remark
+ res[7:0] = (val1[7:0] + val2[7:0] ) >> 1 \n
+ res[15:8] = (val1[15:8] + val2[15:8] ) >> 1 \n
+ res[23:16] = (val1[23:16] + val2[23:16]) >> 1 \n
+ res[31:24] = (val1[31:24] + val2[31:24]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __UHADD8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = ((((x << 24) >> 24) + ((y << 24) >> 24)) >> 1) & 0x000000FF;
+ s = ((((x << 16) >> 24) + ((y << 16) >> 24)) >> 1) & 0x000000FF;
+ t = ((((x << 8) >> 24) + ((y << 8) >> 24)) >> 1) & 0x000000FF;
+ u = ((((x) >> 24) + ((y) >> 24)) >> 1) & 0x000000FF;
+
+ return ((u << 24) | (t << 16) | (s << 8) | (r));
+}
+
+/**
+ \brief Dual 16-bit saturating subtract.
+ \details This function enables you to perform two 16-bit integer subtractions in parallel,
+ saturating the results to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1.
+ \param [in] x first two 16-bit summands.
+ \param [in] y second two 16-bit summands.
+ \return the saturated subtraction of the low halfwords, in the low halfword of the return value.\n
+ the saturated subtraction of the high halfwords, in the high halfword of the return value.\n
+ The returned results are saturated to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1.
+ \remark
+ res[15:0] = val1[15:0] - val2[15:0] \n
+ res[31:16] = val1[31:16] - val2[31:16]
+ */
+__ALWAYS_INLINE uint32_t __QSUB16(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = __SSAT(((((int32_t)x << 16) >> 16) - (((int32_t)y << 16) >> 16)), 16) & (int32_t)0x0000FFFF;
+ s = __SSAT(((((int32_t)x) >> 16) - (((int32_t)y) >> 16)), 16) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned saturating subtraction.
+ \details This function enables you to perform two unsigned 16-bit integer subtractions,
+ saturating the results to the 16-bit unsigned integer range 0 < x < 2^16 - 1.
+ \param [in] x first two 16-bit operands for each subtraction.
+ \param [in] y second two 16-bit operands for each subtraction.
+ \return the saturated subtraction of the low halfwords, in the low halfword of the return value.\n
+ the saturated subtraction of the high halfwords, in the high halfword of the return value.\n
+ The returned results are saturated to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1.
+ \remark
+ res[15:0] = val1[15:0] - val2[15:0] \n
+ res[31:16] = val1[31:16] - val2[31:16]
+ */
+__ALWAYS_INLINE uint32_t __UQSUB16(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = __IUSAT((((x << 16) >> 16) - ((y << 16) >> 16)), 16) & 0x0000FFFF;
+ s = __IUSAT((((x) >> 16) - ((y) >> 16)), 16) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Dual 16-bit signed subtraction.
+ \details This function enables you to perform two 16-bit signed integer subtractions.
+ \param [in] x first two 16-bit operands of each subtraction.
+ \param [in] y second two 16-bit operands of each subtraction.
+ \return the subtraction of the low halfword in the second operand from the low
+ halfword in the first operand, in the low halfword of the return value. \n
+ the subtraction of the high halfword in the second operand from the high
+ halfword in the first operand, in the high halfword of the return value.
+ \remark
+ res[15:0] = val1[15:0] - val2[15:0] \n
+ res[31:16] = val1[31:16] - val2[31:16]
+ */
+__ALWAYS_INLINE uint32_t __SSUB16(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = ((((int32_t)x << 16) >> 16) - (((int32_t)y << 16) >> 16)) & (int32_t)0x0000FFFF;
+ s = ((((int32_t)x) >> 16) - (((int32_t)y) >> 16)) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned subtract.
+ \details This function enables you to perform two 16-bit unsigned integer subtractions.
+ \param [in] x first two 16-bit operands of each subtraction.
+ \param [in] y second two 16-bit operands of each subtraction.
+ \return the subtraction of the low halfword in the second operand from the low
+ halfword in the first operand, in the low halfword of the return value. \n
+ the subtraction of the high halfword in the second operand from the high
+ halfword in the first operand, in the high halfword of the return value.
+ \remark
+ res[15:0] = val1[15:0] - val2[15:0] \n
+ res[31:16] = val1[31:16] - val2[31:16]
+ */
+__ALWAYS_INLINE uint32_t __USUB16(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = (((x << 16) >> 16) - ((y << 16) >> 16)) & 0x0000FFFF;
+ s = (((x) >> 16) - ((y) >> 16)) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Dual 16-bit signed subtraction with halved results.
+ \details This function enables you to perform two signed 16-bit integer subtractions, halving the results.
+ \param [in] x first two 16-bit summands.
+ \param [in] y second two 16-bit summands.
+ \return the halved subtraction of the low halfwords, in the low halfword of the return value.\n
+ the halved subtraction of the high halfwords, in the high halfword of the return value.
+ \remark
+ res[15:0] = (val1[15:0] - val2[15:0]) >> 1 \n
+ res[31:16] = (val1[31:16] - val2[31:16]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __SHSUB16(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = (((((int32_t)x << 16) >> 16) - (((int32_t)y << 16) >> 16)) >> 1) & (int32_t)0x0000FFFF;
+ s = (((((int32_t)x) >> 16) - (((int32_t)y) >> 16)) >> 1) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned subtraction with halved results.
+ \details This function enables you to perform two unsigned 16-bit integer subtractions, halving the results.
+ \param [in] x first two 16-bit summands.
+ \param [in] y second two 16-bit summands.
+ \return the halved subtraction of the low halfwords, in the low halfword of the return value.\n
+ the halved subtraction of the high halfwords, in the high halfword of the return value.
+ \remark
+ res[15:0] = (val1[15:0] - val2[15:0]) >> 1 \n
+ res[31:16] = (val1[31:16] - val2[31:16]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __UHSUB16(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = ((((x << 16) >> 16) - ((y << 16) >> 16)) >> 1) & 0x0000FFFF;
+ s = ((((x) >> 16) - ((y) >> 16)) >> 1) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Quad 8-bit signed addition with halved results.
+ \details This function enables you to perform four signed 8-bit integer subtractions, halving the results.
+ \param [in] x first four 8-bit summands.
+ \param [in] y second four 8-bit summands.
+ \return the halved subtraction of the first bytes from each operand, in the first byte of the return value.\n
+ the halved subtraction of the second bytes from each operand, in the second byte of the return value.\n
+ the halved subtraction of the third bytes from each operand, in the third byte of the return value.\n
+ the halved subtraction of the fourth bytes from each operand, in the fourth byte of the return value.
+ \remark
+ res[7:0] = (val1[7:0] - val2[7:0] ) >> 1 \n
+ res[15:8] = (val1[15:8] - val2[15:8] ) >> 1 \n
+ res[23:16] = (val1[23:16] - val2[23:16]) >> 1 \n
+ res[31:24] = (val1[31:24] - val2[31:24]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __SHSUB8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = (((((int32_t)x << 24) >> 24) - (((int32_t)y << 24) >> 24)) >> 1) & (int32_t)0x000000FF;
+ s = (((((int32_t)x << 16) >> 24) - (((int32_t)y << 16) >> 24)) >> 1) & (int32_t)0x000000FF;
+ t = (((((int32_t)x << 8) >> 24) - (((int32_t)y << 8) >> 24)) >> 1) & (int32_t)0x000000FF;
+ u = (((((int32_t)x) >> 24) - (((int32_t)y) >> 24)) >> 1) & (int32_t)0x000000FF;
+
+ return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r)));
+}
+
+/**
+ \brief Quad 8-bit unsigned subtraction with halved results.
+ \details This function enables you to perform four unsigned 8-bit integer subtractions, halving the results.
+ \param [in] x first four 8-bit summands.
+ \param [in] y second four 8-bit summands.
+ \return the halved subtraction of the first bytes from each operand, in the first byte of the return value.\n
+ the halved subtraction of the second bytes from each operand, in the second byte of the return value.\n
+ the halved subtraction of the third bytes from each operand, in the third byte of the return value.\n
+ the halved subtraction of the fourth bytes from each operand, in the fourth byte of the return value.
+ \remark
+ res[7:0] = (val1[7:0] - val2[7:0] ) >> 1 \n
+ res[15:8] = (val1[15:8] - val2[15:8] ) >> 1 \n
+ res[23:16] = (val1[23:16] - val2[23:16]) >> 1 \n
+ res[31:24] = (val1[31:24] - val2[31:24]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __UHSUB8(uint32_t x, uint32_t y)
+{
+ int32_t r, s, t, u;
+
+ r = ((((x << 24) >> 24) - ((y << 24) >> 24)) >> 1) & 0x000000FF;
+ s = ((((x << 16) >> 24) - ((y << 16) >> 24)) >> 1) & 0x000000FF;
+ t = ((((x << 8) >> 24) - ((y << 8) >> 24)) >> 1) & 0x000000FF;
+ u = ((((x) >> 24) - ((y) >> 24)) >> 1) & 0x000000FF;
+
+ return ((u << 24) | (t << 16) | (s << 8) | (r));
+}
+
+/**
+ \brief Dual 16-bit add and subtract with exchange.
+ \details This function enables you to exchange the halfwords of the one operand,
+ then add the high halfwords and subtract the low halfwords,
+ saturating the results to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1.
+ \param [in] x first operand for the subtraction in the low halfword,
+ and the first operand for the addition in the high halfword.
+ \param [in] y second operand for the subtraction in the high halfword,
+ and the second operand for the addition in the low halfword.
+ \return the saturated subtraction of the high halfword in the second operand from the
+ low halfword in the first operand, in the low halfword of the return value.\n
+ the saturated addition of the high halfword in the first operand and the
+ low halfword in the second operand, in the high halfword of the return value.\n
+ The returned results are saturated to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1.
+ \remark
+ res[15:0] = val1[15:0] - val2[31:16] \n
+ res[31:16] = val1[31:16] + val2[15:0]
+ */
+__ALWAYS_INLINE uint32_t __QASX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = __SSAT(((((int32_t)x << 16) >> 16) - (((int32_t)y) >> 16)), 16) & (int32_t)0x0000FFFF;
+ s = __SSAT(((((int32_t)x) >> 16) + (((int32_t)y << 16) >> 16)), 16) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned saturating addition and subtraction with exchange.
+ \details This function enables you to exchange the halfwords of the second operand and
+ perform one unsigned 16-bit integer addition and one unsigned 16-bit subtraction,
+ saturating the results to the 16-bit unsigned integer range 0 <= x <= 2^16 - 1.
+ \param [in] x first operand for the subtraction in the low halfword,
+ and the first operand for the addition in the high halfword.
+ \param [in] y second operand for the subtraction in the high halfword,
+ and the second operand for the addition in the low halfword.
+ \return the saturated subtraction of the high halfword in the second operand from the
+ low halfword in the first operand, in the low halfword of the return value.\n
+ the saturated addition of the high halfword in the first operand and the
+ low halfword in the second operand, in the high halfword of the return value.\n
+ The returned results are saturated to the 16-bit unsigned integer range 0 <= x <= 2^16 - 1.
+ \remark
+ res[15:0] = val1[15:0] - val2[31:16] \n
+ res[31:16] = val1[31:16] + val2[15:0]
+ */
+__ALWAYS_INLINE uint32_t __UQASX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = __IUSAT((((x << 16) >> 16) - ((y) >> 16)), 16) & 0x0000FFFF;
+ s = __IUSAT((((x) >> 16) + ((y << 16) >> 16)), 16) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Dual 16-bit addition and subtraction with exchange.
+ \details It enables you to exchange the halfwords of the second operand, add the high halfwords
+ and subtract the low halfwords.
+ \param [in] x first operand for the subtraction in the low halfword,
+ and the first operand for the addition in the high halfword.
+ \param [in] y second operand for the subtraction in the high halfword,
+ and the second operand for the addition in the low halfword.
+ \return the subtraction of the high halfword in the second operand from the
+ low halfword in the first operand, in the low halfword of the return value.\n
+ the addition of the high halfword in the first operand and the
+ low halfword in the second operand, in the high halfword of the return value.
+ \remark
+ res[15:0] = val1[15:0] - val2[31:16] \n
+ res[31:16] = val1[31:16] + val2[15:0]
+ */
+__ALWAYS_INLINE uint32_t __SASX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = ((((int32_t)x << 16) >> 16) - (((int32_t)y) >> 16)) & (int32_t)0x0000FFFF;
+ s = ((((int32_t)x) >> 16) + (((int32_t)y << 16) >> 16)) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned addition and subtraction with exchange.
+ \details This function enables you to exchange the two halfwords of the second operand,
+ add the high halfwords and subtract the low halfwords.
+ \param [in] x first operand for the subtraction in the low halfword,
+ and the first operand for the addition in the high halfword.
+ \param [in] y second operand for the subtraction in the high halfword,
+ and the second operand for the addition in the low halfword.
+ \return the subtraction of the high halfword in the second operand from the
+ low halfword in the first operand, in the low halfword of the return value.\n
+ the addition of the high halfword in the first operand and the
+ low halfword in the second operand, in the high halfword of the return value.
+ \remark
+ res[15:0] = val1[15:0] - val2[31:16] \n
+ res[31:16] = val1[31:16] + val2[15:0]
+ */
+__ALWAYS_INLINE uint32_t __UASX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = (((x << 16) >> 16) - ((y) >> 16)) & 0x0000FFFF;
+ s = (((x) >> 16) + ((y << 16) >> 16)) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Dual 16-bit signed addition and subtraction with halved results.
+ \details This function enables you to exchange the two halfwords of one operand, perform one
+ signed 16-bit integer addition and one signed 16-bit subtraction, and halve the results.
+ \param [in] x first 16-bit operands.
+ \param [in] y second 16-bit operands.
+ \return the halved subtraction of the high halfword in the second operand from the
+ low halfword in the first operand, in the low halfword of the return value.\n
+ the halved addition of the low halfword in the second operand from the high
+ halfword in the first operand, in the high halfword of the return value.
+ \remark
+ res[15:0] = (val1[15:0] - val2[31:16]) >> 1 \n
+ res[31:16] = (val1[31:16] + val2[15:0]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __SHASX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = (((((int32_t)x << 16) >> 16) - (((int32_t)y) >> 16)) >> 1) & (int32_t)0x0000FFFF;
+ s = (((((int32_t)x) >> 16) + (((int32_t)y << 16) >> 16)) >> 1) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned addition and subtraction with halved results and exchange.
+ \details This function enables you to exchange the halfwords of the second operand,
+ add the high halfwords and subtract the low halfwords, halving the results.
+ \param [in] x first operand for the subtraction in the low halfword, and
+ the first operand for the addition in the high halfword.
+ \param [in] y second operand for the subtraction in the high halfword, and
+ the second operand for the addition in the low halfword.
+ \return the halved subtraction of the high halfword in the second operand from the
+ low halfword in the first operand, in the low halfword of the return value.\n
+ the halved addition of the low halfword in the second operand from the high
+ halfword in the first operand, in the high halfword of the return value.
+ \remark
+ res[15:0] = (val1[15:0] - val2[31:16]) >> 1 \n
+ res[31:16] = (val1[31:16] + val2[15:0]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __UHASX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = ((((x << 16) >> 16) - ((y) >> 16)) >> 1) & 0x0000FFFF;
+ s = ((((x) >> 16) + ((y << 16) >> 16)) >> 1) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Dual 16-bit subtract and add with exchange.
+ \details This function enables you to exchange the halfwords of one operand,
+ then subtract the high halfwords and add the low halfwords,
+ saturating the results to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1.
+ \param [in] x first operand for the addition in the low halfword,
+ and the first operand for the subtraction in the high halfword.
+ \param [in] y second operand for the addition in the high halfword,
+ and the second operand for the subtraction in the low halfword.
+ \return the saturated addition of the low halfword of the first operand and the high
+ halfword of the second operand, in the low halfword of the return value.\n
+ the saturated subtraction of the low halfword of the second operand from the
+ high halfword of the first operand, in the high halfword of the return value.\n
+ The returned results are saturated to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1.
+ \remark
+ res[15:0] = val1[15:0] + val2[31:16] \n
+ res[31:16] = val1[31:16] - val2[15:0]
+ */
+__ALWAYS_INLINE uint32_t __QSAX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = __SSAT(((((int32_t)x << 16) >> 16) + (((int32_t)y) >> 16)), 16) & (int32_t)0x0000FFFF;
+ s = __SSAT(((((int32_t)x) >> 16) - (((int32_t)y << 16) >> 16)), 16) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned saturating subtraction and addition with exchange.
+ \details This function enables you to exchange the halfwords of the second operand and perform
+ one unsigned 16-bit integer subtraction and one unsigned 16-bit addition, saturating
+ the results to the 16-bit unsigned integer range 0 <= x <= 2^16 - 1.
+ \param [in] x first operand for the addition in the low halfword,
+ and the first operand for the subtraction in the high halfword.
+ \param [in] y second operand for the addition in the high halfword,
+ and the second operand for the subtraction in the low halfword.
+ \return the saturated addition of the low halfword of the first operand and the high
+ halfword of the second operand, in the low halfword of the return value.\n
+ the saturated subtraction of the low halfword of the second operand from the
+ high halfword of the first operand, in the high halfword of the return value.\n
+ The returned results are saturated to the 16-bit unsigned integer range 0 <= x <= 2^16 - 1.
+ \remark
+ res[15:0] = val1[15:0] + val2[31:16] \n
+ res[31:16] = val1[31:16] - val2[15:0]
+ */
+__ALWAYS_INLINE uint32_t __UQSAX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = __IUSAT((((x << 16) >> 16) + ((y) >> 16)), 16) & 0x0000FFFF;
+ s = __IUSAT((((x) >> 16) - ((y << 16) >> 16)), 16) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Dual 16-bit unsigned subtract and add with exchange.
+ \details This function enables you to exchange the halfwords of the second operand,
+ subtract the high halfwords and add the low halfwords.
+ \param [in] x first operand for the addition in the low halfword,
+ and the first operand for the subtraction in the high halfword.
+ \param [in] y second operand for the addition in the high halfword,
+ and the second operand for the subtraction in the low halfword.
+ \return the addition of the low halfword of the first operand and the high
+ halfword of the second operand, in the low halfword of the return value.\n
+ the subtraction of the low halfword of the second operand from the
+ high halfword of the first operand, in the high halfword of the return value.\n
+ \remark
+ res[15:0] = val1[15:0] + val2[31:16] \n
+ res[31:16] = val1[31:16] - val2[15:0]
+ */
+__ALWAYS_INLINE uint32_t __USAX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = (((x << 16) >> 16) + ((y) >> 16)) & 0x0000FFFF;
+ s = (((x) >> 16) - ((y << 16) >> 16)) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Dual 16-bit signed subtraction and addition with exchange.
+ \details This function enables you to exchange the two halfwords of one operand and perform one
+ 16-bit integer subtraction and one 16-bit addition.
+ \param [in] x first operand for the addition in the low halfword, and the first operand
+ for the subtraction in the high halfword.
+ \param [in] y second operand for the addition in the high halfword, and the second
+ operand for the subtraction in the low halfword.
+ \return the addition of the low halfword of the first operand and the high
+ halfword of the second operand, in the low halfword of the return value.\n
+ the subtraction of the low halfword of the second operand from the
+ high halfword of the first operand, in the high halfword of the return value.\n
+ \remark
+ res[15:0] = val1[15:0] + val2[31:16] \n
+ res[31:16] = val1[31:16] - val2[15:0]
+ */
+__ALWAYS_INLINE uint32_t __SSAX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = ((((int32_t)x << 16) >> 16) + (((int32_t)y) >> 16)) & (int32_t)0x0000FFFF;
+ s = ((((int32_t)x) >> 16) - (((int32_t)y << 16) >> 16)) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+
+/**
+ \brief Dual 16-bit signed subtraction and addition with halved results.
+ \details This function enables you to exchange the two halfwords of one operand, perform one signed
+ 16-bit integer subtraction and one signed 16-bit addition, and halve the results.
+ \param [in] x first 16-bit operands.
+ \param [in] y second 16-bit operands.
+ \return the halved addition of the low halfword in the first operand and the
+ high halfword in the second operand, in the low halfword of the return value.\n
+ the halved subtraction of the low halfword in the second operand from the
+ high halfword in the first operand, in the high halfword of the return value.
+ \remark
+ res[15:0] = (val1[15:0] + val2[31:16]) >> 1 \n
+ res[31:16] = (val1[31:16] - val2[15:0]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __SHSAX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = (((((int32_t)x << 16) >> 16) + (((int32_t)y) >> 16)) >> 1) & (int32_t)0x0000FFFF;
+ s = (((((int32_t)x) >> 16) - (((int32_t)y << 16) >> 16)) >> 1) & (int32_t)0x0000FFFF;
+
+ return ((uint32_t)((s << 16) | (r)));
+}
+
+/**
+ \brief Dual 16-bit unsigned subtraction and addition with halved results and exchange.
+ \details This function enables you to exchange the halfwords of the second operand,
+ subtract the high halfwords and add the low halfwords, halving the results.
+ \param [in] x first operand for the addition in the low halfword, and
+ the first operand for the subtraction in the high halfword.
+ \param [in] y second operand for the addition in the high halfword, and
+ the second operand for the subtraction in the low halfword.
+ \return the halved addition of the low halfword in the first operand and the
+ high halfword in the second operand, in the low halfword of the return value.\n
+ the halved subtraction of the low halfword in the second operand from the
+ high halfword in the first operand, in the high halfword of the return value.
+ \remark
+ res[15:0] = (val1[15:0] + val2[31:16]) >> 1 \n
+ res[31:16] = (val1[31:16] - val2[15:0]) >> 1
+ */
+__ALWAYS_INLINE uint32_t __UHSAX(uint32_t x, uint32_t y)
+{
+ int32_t r, s;
+
+ r = ((((x << 16) >> 16) + ((y) >> 16)) >> 1) & 0x0000FFFF;
+ s = ((((x) >> 16) - ((y << 16) >> 16)) >> 1) & 0x0000FFFF;
+
+ return ((s << 16) | (r));
+}
+
+/**
+ \brief Dual 16-bit signed multiply with exchange returning difference.
+ \details This function enables you to perform two 16-bit signed multiplications, subtracting
+ one of the products from the other. The halfwords of the second operand are exchanged
+ before performing the arithmetic. This produces top * bottom and bottom * top multiplication.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \return the difference of the products of the two 16-bit signed multiplications.
+ \remark
+ p1 = val1[15:0] * val2[31:16] \n
+ p2 = val1[31:16] * val2[15:0] \n
+ res[31:0] = p1 - p2
+ */
+__ALWAYS_INLINE uint32_t __SMUSDX(uint32_t x, uint32_t y)
+{
+ return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) -
+ ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16))));
+}
+
+/**
+ \brief Sum of dual 16-bit signed multiply with exchange.
+ \details This function enables you to perform two 16-bit signed multiplications with exchanged
+ halfwords of the second operand, adding the products together.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \return the sum of the products of the two 16-bit signed multiplications with exchanged halfwords of the second operand.
+ \remark
+ p1 = val1[15:0] * val2[31:16] \n
+ p2 = val1[31:16] * val2[15:0] \n
+ res[31:0] = p1 + p2
+ */
+__ALWAYS_INLINE uint32_t __SMUADX(uint32_t x, uint32_t y)
+{
+ return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) +
+ ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16))));
+}
+
+
+/**
+ \brief Saturating add.
+ \details This function enables you to obtain the saturating add of two integers.
+ \param [in] x first summand of the saturating add operation.
+ \param [in] y second summand of the saturating add operation.
+ \return the saturating addition of val1 and val2.
+ \remark
+ res[31:0] = SAT(val1 + SAT(val2))
+ */
+__ALWAYS_INLINE int32_t __QADD(int32_t x, int32_t y)
+{
+ int32_t result;
+
+ if (y >= 0) {
+ if (x + y >= x) {
+ result = x + y;
+ } else {
+ result = 0x7FFFFFFF;
+ }
+ } else {
+ if (x + y < x) {
+ result = x + y;
+ } else {
+ result = 0x80000000;
+ }
+ }
+
+ return result;
+}
+
+/**
+ \brief Saturating subtract.
+ \details This function enables you to obtain the saturating add of two integers.
+ \param [in] x first summand of the saturating add operation.
+ \param [in] y second summand of the saturating add operation.
+ \return the saturating addition of val1 and val2.
+ \remark
+ res[31:0] = SAT(val1 + SAT(val2))
+ */
+__ALWAYS_INLINE int32_t __QSUB(int32_t x, int32_t y)
+{
+ int64_t tmp;
+ int32_t result;
+
+ tmp = (int64_t)x - (int64_t)y;
+
+ if (tmp > 0x7fffffff) {
+ tmp = 0x7fffffff;
+ } else if (tmp < (-2147483647 - 1)) {
+ tmp = -2147483647 - 1;
+ }
+
+ result = tmp;
+ return result;
+}
+
+/**
+ \brief Dual 16-bit signed multiply with single 32-bit accumulator.
+ \details This function enables you to perform two signed 16-bit multiplications,
+ adding both results to a 32-bit accumulate operand.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \param [in] sum accumulate value.
+ \return the product of each multiplication added to the accumulate value, as a 32-bit integer.
+ \remark
+ p1 = val1[15:0] * val2[15:0] \n
+ p2 = val1[31:16] * val2[31:16] \n
+ res[31:0] = p1 + p2 + val3[31:0]
+ */
+__ALWAYS_INLINE uint32_t __SMLAD(uint32_t x, uint32_t y, uint32_t sum)
+{
+ return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) +
+ ((((int32_t)x) >> 16) * (((int32_t)y) >> 16)) +
+ (((int32_t)sum))));
+}
+
+/**
+ \brief Pre-exchanged dual 16-bit signed multiply with single 32-bit accumulator.
+ \details This function enables you to perform two signed 16-bit multiplications with exchanged
+ halfwords of the second operand, adding both results to a 32-bit accumulate operand.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \param [in] sum accumulate value.
+ \return the product of each multiplication with exchanged halfwords of the second
+ operand added to the accumulate value, as a 32-bit integer.
+ \remark
+ p1 = val1[15:0] * val2[31:16] \n
+ p2 = val1[31:16] * val2[15:0] \n
+ res[31:0] = p1 + p2 + val3[31:0]
+ */
+__ALWAYS_INLINE uint32_t __SMLADX(uint32_t x, uint32_t y, uint32_t sum)
+{
+ return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) +
+ ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16)) +
+ (((int32_t)sum))));
+}
+
+/**
+ \brief Dual 16-bit signed multiply with exchange subtract with 32-bit accumulate.
+ \details This function enables you to perform two 16-bit signed multiplications, take the
+ difference of the products, subtracting the high halfword product from the low
+ halfword product, and add the difference to a 32-bit accumulate operand.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \param [in] sum accumulate value.
+ \return the difference of the product of each multiplication, added to the accumulate value.
+ \remark
+ p1 = val1[15:0] * val2[15:0] \n
+ p2 = val1[31:16] * val2[31:16] \n
+ res[31:0] = p1 - p2 + val3[31:0]
+ */
+__ALWAYS_INLINE uint32_t __SMLSD(uint32_t x, uint32_t y, uint32_t sum)
+{
+ return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) -
+ ((((int32_t)x) >> 16) * (((int32_t)y) >> 16)) +
+ (((int32_t)sum))));
+}
+
+/**
+ \brief Dual 16-bit signed multiply with exchange subtract with 32-bit accumulate.
+ \details This function enables you to exchange the halfwords in the second operand, then perform two 16-bit
+ signed multiplications. The difference of the products is added to a 32-bit accumulate operand.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \param [in] sum accumulate value.
+ \return the difference of the product of each multiplication, added to the accumulate value.
+ \remark
+ p1 = val1[15:0] * val2[31:16] \n
+ p2 = val1[31:16] * val2[15:0] \n
+ res[31:0] = p1 - p2 + val3[31:0]
+ */
+__ALWAYS_INLINE uint32_t __SMLSDX(uint32_t x, uint32_t y, uint32_t sum)
+{
+ return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) -
+ ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16)) +
+ (((int32_t)sum))));
+}
+
+/**
+ \brief Dual 16-bit signed multiply with single 64-bit accumulator.
+ \details This function enables you to perform two signed 16-bit multiplications, adding both results
+ to a 64-bit accumulate operand. Overflow is only possible as a result of the 64-bit addition.
+ This overflow is not detected if it occurs. Instead, the result wraps around modulo2^64.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \param [in] sum accumulate value.
+ \return the product of each multiplication added to the accumulate value.
+ \remark
+ p1 = val1[15:0] * val2[15:0] \n
+ p2 = val1[31:16] * val2[31:16] \n
+ sum = p1 + p2 + val3[63:32][31:0] \n
+ res[63:32] = sum[63:32] \n
+ res[31:0] = sum[31:0]
+ */
+__ALWAYS_INLINE uint64_t __SMLALD(uint32_t x, uint32_t y, uint64_t sum)
+{
+ return ((uint64_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) +
+ ((((int32_t)x) >> 16) * (((int32_t)y) >> 16)) +
+ (((uint64_t)sum))));
+}
+
+/**
+ \brief Dual 16-bit signed multiply with exchange with single 64-bit accumulator.
+ \details This function enables you to exchange the halfwords of the second operand, and perform two
+ signed 16-bit multiplications, adding both results to a 64-bit accumulate operand. Overflow
+ is only possible as a result of the 64-bit addition. This overflow is not detected if it occurs.
+ Instead, the result wraps around modulo2^64.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \param [in] sum accumulate value.
+ \return the product of each multiplication added to the accumulate value.
+ \remark
+ p1 = val1[15:0] * val2[31:16] \n
+ p2 = val1[31:16] * val2[15:0] \n
+ sum = p1 + p2 + val3[63:32][31:0] \n
+ res[63:32] = sum[63:32] \n
+ res[31:0] = sum[31:0]
+ */
+__ALWAYS_INLINE uint64_t __SMLALDX(uint32_t x, uint32_t y, uint64_t sum)
+{
+ return ((uint64_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) +
+ ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16)) +
+ (((uint64_t)sum))));
+}
+
+/**
+ \brief dual 16-bit signed multiply subtract with 64-bit accumulate.
+ \details This function It enables you to perform two 16-bit signed multiplications, take the difference
+ of the products, subtracting the high halfword product from the low halfword product, and add the
+ difference to a 64-bit accumulate operand. Overflow cannot occur during the multiplications or the
+ subtraction. Overflow can occur as a result of the 64-bit addition, and this overflow is not
+ detected. Instead, the result wraps round to modulo2^64.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \param [in] sum accumulate value.
+ \return the difference of the product of each multiplication, added to the accumulate value.
+ \remark
+ p1 = val1[15:0] * val2[15:0] \n
+ p2 = val1[31:16] * val2[31:16] \n
+ res[63:0] = p1 - p2 + val3[63:0]
+ */
+__ALWAYS_INLINE uint64_t __SMLSLD(uint32_t x, uint32_t y, uint64_t sum)
+{
+ return ((uint64_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) -
+ ((((int32_t)x) >> 16) * (((int32_t)y) >> 16)) +
+ (((uint64_t)sum))));
+}
+
+/**
+ \brief Dual 16-bit signed multiply with exchange subtract with 64-bit accumulate.
+ \details This function enables you to exchange the halfwords of the second operand, perform two 16-bit multiplications,
+ adding the difference of the products to a 64-bit accumulate operand. Overflow cannot occur during the
+ multiplications or the subtraction. Overflow can occur as a result of the 64-bit addition, and this overflow
+ is not detected. Instead, the result wraps round to modulo2^64.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \param [in] sum accumulate value.
+ \return the difference of the product of each multiplication, added to the accumulate value.
+ \remark
+ p1 = val1[15:0] * val2[31:16] \n
+ p2 = val1[31:16] * val2[15:0] \n
+ res[63:0] = p1 - p2 + val3[63:0]
+ */
+__ALWAYS_INLINE uint64_t __SMLSLDX(uint32_t x, uint32_t y, uint64_t sum)
+{
+ return ((uint64_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) -
+ ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16)) +
+ (((uint64_t)sum))));
+}
+
+/**
+ \brief 32-bit signed multiply with 32-bit truncated accumulator.
+ \details This function enables you to perform a signed 32-bit multiplications, adding the most
+ significant 32 bits of the 64-bit result to a 32-bit accumulate operand.
+ \param [in] x first operand for multiplication.
+ \param [in] y second operand for multiplication.
+ \param [in] sum accumulate value.
+ \return the product of multiplication (most significant 32 bits) is added to the accumulate value, as a 32-bit integer.
+ \remark
+ p = val1 * val2 \n
+ res[31:0] = p[61:32] + val3[31:0]
+ */
+__ALWAYS_INLINE uint32_t __SMMLA(int32_t x, int32_t y, int32_t sum)
+{
+ return (uint32_t)((int32_t)((int64_t)((int64_t)x * (int64_t)y) >> 32) + sum);
+}
+
+/**
+ \brief Sum of dual 16-bit signed multiply.
+ \details This function enables you to perform two 16-bit signed multiplications, adding the products together.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \return the sum of the products of the two 16-bit signed multiplications.
+ \remark
+ p1 = val1[15:0] * val2[15:0] \n
+ p2 = val1[31:16] * val2[31:16] \n
+ res[31:0] = p1 + p2
+ */
+__ALWAYS_INLINE uint32_t __SMUAD(uint32_t x, uint32_t y)
+{
+ return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) +
+ ((((int32_t)x) >> 16) * (((int32_t)y) >> 16))));
+}
+
+/**
+ \brief Dual 16-bit signed multiply returning difference.
+ \details This function enables you to perform two 16-bit signed multiplications, taking the difference
+ of the products by subtracting the high halfword product from the low halfword product.
+ \param [in] x first 16-bit operands for each multiplication.
+ \param [in] y second 16-bit operands for each multiplication.
+ \return the difference of the products of the two 16-bit signed multiplications.
+ \remark
+ p1 = val1[15:0] * val2[15:0] \n
+ p2 = val1[31:16] * val2[31:16] \n
+ res[31:0] = p1 - p2
+ */
+__ALWAYS_INLINE uint32_t __SMUSD(uint32_t x, uint32_t y)
+{
+ return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) -
+ ((((int32_t)x) >> 16) * (((int32_t)y) >> 16))));
+}
+
+/**
+ \brief Dual extracted 8-bit to 16-bit signed addition.
+ \details This function enables you to extract two 8-bit values from the second operand (at bit positions
+ [7:0] and [23:16]), sign-extend them to 16-bits each, and add the results to the first operand.
+ \param [in] x values added to the sign-extended to 16-bit values.
+ \param [in] y two 8-bit values to be extracted and sign-extended.
+ \return the addition of val1 and val2, where the 8-bit values in val2[7:0] and
+ val2[23:16] have been extracted and sign-extended prior to the addition.
+ \remark
+ res[15:0] = val1[15:0] + SignExtended(val2[7:0]) \n
+ res[31:16] = val1[31:16] + SignExtended(val2[23:16])
+ */
+__ALWAYS_INLINE uint32_t __SXTAB16(uint32_t x, uint32_t y)
+{
+ return ((uint32_t)((((((int32_t)y << 24) >> 24) + (((int32_t)x << 16) >> 16)) & (int32_t)0x0000FFFF) |
+ (((((int32_t)y << 8) >> 8) + (((int32_t)x >> 16) << 16)) & (int32_t)0xFFFF0000)));
+}
+
+/**
+ \brief Extracted 16-bit to 32-bit unsigned addition.
+ \details This function enables you to extract two 8-bit values from one operand, zero-extend
+ them to 16 bits each, and add the results to two 16-bit values from another operand.
+ \param [in] x values added to the zero-extended to 16-bit values.
+ \param [in] y two 8-bit values to be extracted and zero-extended.
+ \return the addition of val1 and val2, where the 8-bit values in val2[7:0] and
+ val2[23:16] have been extracted and zero-extended prior to the addition.
+ \remark
+ res[15:0] = ZeroExt(val2[7:0] to 16 bits) + val1[15:0] \n
+ res[31:16] = ZeroExt(val2[31:16] to 16 bits) + val1[31:16]
+ */
+__ALWAYS_INLINE uint32_t __UXTAB16(uint32_t x, uint32_t y)
+{
+ return ((uint32_t)(((((y << 24) >> 24) + ((x << 16) >> 16)) & 0x0000FFFF) |
+ ((((y << 8) >> 8) + ((x >> 16) << 16)) & 0xFFFF0000)));
+}
+
+/**
+ \brief Dual extract 8-bits and sign extend each to 16-bits.
+ \details This function enables you to extract two 8-bit values from an operand and sign-extend them to 16 bits each.
+ \param [in] x two 8-bit values in val[7:0] and val[23:16] to be sign-extended.
+ \return the 8-bit values sign-extended to 16-bit values.\n
+ sign-extended value of val[7:0] in the low halfword of the return value.\n
+ sign-extended value of val[23:16] in the high halfword of the return value.
+ \remark
+ res[15:0] = SignExtended(val[7:0]) \n
+ res[31:16] = SignExtended(val[23:16])
+ */
+__ALWAYS_INLINE uint32_t __SXTB16(uint32_t x)
+{
+ return ((uint32_t)(((((int32_t)x << 24) >> 24) & (int32_t)0x0000FFFF) |
+ ((((int32_t)x << 8) >> 8) & (int32_t)0xFFFF0000)));
+}
+
+/**
+ \brief Dual extract 8-bits and zero-extend to 16-bits.
+ \details This function enables you to extract two 8-bit values from an operand and zero-extend them to 16 bits each.
+ \param [in] x two 8-bit values in val[7:0] and val[23:16] to be zero-extended.
+ \return the 8-bit values sign-extended to 16-bit values.\n
+ sign-extended value of val[7:0] in the low halfword of the return value.\n
+ sign-extended value of val[23:16] in the high halfword of the return value.
+ \remark
+ res[15:0] = SignExtended(val[7:0]) \n
+ res[31:16] = SignExtended(val[23:16])
+ */
+__ALWAYS_INLINE uint32_t __UXTB16(uint32_t x)
+{
+ return ((uint32_t)((((x << 24) >> 24) & 0x0000FFFF) |
+ (((x << 8) >> 8) & 0xFFFF0000)));
+}
+
+#endif /* _CSI_SIMD_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi_core.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi_core.h
new file mode 100644
index 000000000..bf84ab166
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_core/include/csi_core.h
@@ -0,0 +1,284 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file csi_core.h
+ * @brief CSI Core Layer Header File
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CORE_H_
+#define _CORE_H_
+
+#include <stdint.h>
+#include "csi_gcc.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/* ################################## NVIC function ############################################ */
+
+/**
+ \brief initialize the NVIC interrupt controller
+ \param [in] prio_bits the priority bits of NVIC interrupt controller.
+ */
+void drv_nvic_init(uint32_t prio_bits);
+
+/**
+ \brief Enable External Interrupt
+ \details Enables a device-specific interrupt in the NVIC interrupt controller.
+ \param [in] irq_num External interrupt number. Value cannot be negative.
+ */
+void drv_nvic_enable_irq(int32_t irq_num);
+/**
+ \brief Disable External Interrupt
+ \details Disables a device-specific interrupt in the NVIC interrupt controller.
+ \param [in] irq_num External interrupt number. Value cannot be negative.
+ */
+void drv_nvic_disable_irq(int32_t irq_num);
+
+/**
+ \brief Get Pending Interrupt
+ \details Reads the pending register in the NVIC and returns the pending bit for the specified interrupt.
+ \param [in] irq_num Interrupt number.
+ \return 0 Interrupt status is not pending.
+ \return 1 Interrupt status is pending.
+ */
+uint32_t drv_nvic_get_pending_irq(int32_t irq_num);
+
+/**
+ \brief Set Pending Interrupt
+ \details Sets the pending bit of an external interrupt.
+ \param [in] irq_num Interrupt number. Value cannot be negative.
+ */
+void drv_nvic_set_pending_irq(int32_t irq_num);
+
+/**
+ \brief Clear Pending Interrupt
+ \details Clears the pending bit of an external interrupt.
+ \param [in] irq_num External interrupt number. Value cannot be negative.
+ */
+void drv_nvic_clear_pending_irq(int32_t irq_num);
+
+/**
+ \brief Get Active Interrupt
+ \details Reads the active register in the NVIC and returns the active bit for the device specific interrupt.
+ \param [in] irq_num Device specific interrupt number.
+ \return 0 Interrupt status is not active.
+ \return 1 Interrupt status is active.
+ \note irq_num must not be negative.
+ */
+uint32_t drv_nvic_get_active(int32_t irq_num);
+
+/**
+ \brief Set Interrupt Priority
+ \details Sets the priority of an interrupt.
+ \note The priority cannot be set for every core interrupt.
+ \param [in] irq_num Interrupt number.
+ \param [in] priority Priority to set.
+*/
+void drv_nvic_set_prio(int32_t irq_num, uint32_t priority);
+/**
+ \brief Get Interrupt Priority
+ \details Reads the priority of an interrupt.
+ The interrupt number can be positive to specify an external (device specific) interrupt,
+ or negative to specify an internal (core) interrupt.
+ \param [in] irq_num Interrupt number.
+ \return Interrupt Priority.
+ Value is aligned automatically to the implemented priority bits of the microcontroller.
+ */
+uint32_t drv_nvic_get_prio(int32_t irq_num);
+
+/*@} end of CSI_Core_NVICFunctions */
+
+
+/* ########################## Cache functions #################################### */
+
+/**
+ \brief Enable I-Cache
+ \details Turns on I-Cache
+ */
+void drv_icache_enable(void);
+
+/**
+ \brief Disable I-Cache
+ \details Turns off I-Cache
+ */
+void drv_icache_disable(void);
+
+/**
+ \brief Invalidate I-Cache
+ \details Invalidates I-Cache
+ */
+void drv_icache_invalid(void);
+
+/**
+ \brief Enable D-Cache
+ \details Turns on D-Cache
+ \note I-Cache also turns on.
+ */
+void drv_dcache_enable(void);
+
+/**
+ \brief Disable D-Cache
+ \details Turns off D-Cache
+ \note I-Cache also turns off.
+ */
+void drv_dcache_disable(void);
+
+/**
+ \brief Invalidate D-Cache
+ \details Invalidates D-Cache
+ \note I-Cache also invalid
+ */
+void drv_dcache_invalid(void);
+
+/**
+ \brief Clean D-Cache
+ \details Cleans D-Cache
+ \note I-Cache also cleans
+ */
+void drv_dcache_clean(void);
+
+/**
+ \brief Clean & Invalidate D-Cache
+ \details Cleans and Invalidates D-Cache
+ \note I-Cache also flush.
+ */
+void drv_dcache_clean_invalid(void);
+
+
+/**
+ \brief D-Cache Invalidate by address
+ \details Invalidates D-Cache for the given address
+ \param[in] addr address (aligned to 16-byte boundary)
+ \param[in] dsize size of memory block (in number of bytes)
+*/
+void drv_dcache_invalid_range(uint32_t *addr, int32_t dsize);
+
+/**
+ \brief D-Cache Clean by address
+ \details Cleans D-Cache for the given address
+ \param[in] addr address (aligned to 16-byte boundary)
+ \param[in] dsize size of memory block (in number of bytes)
+*/
+void drv_dcache_clean_range(uint32_t *addr, int32_t dsize);
+
+/**
+ \brief D-Cache Clean and Invalidate by address
+ \details Cleans and invalidates D_Cache for the given address
+ \param[in] addr address (aligned to 16-byte boundary)
+ \param[in] dsize size of memory block (in number of bytes)
+*/
+void drv_dcache_clean_invalid_range(uint32_t *addr, int32_t dsize);
+
+/**
+ \brief setup cacheable range Cache
+ \details setup Cache range
+ */
+void drv_cache_set_range(uint32_t index, uint32_t baseAddr, uint32_t size, uint32_t enable);
+
+/**
+ \brief Enable cache profile
+ \details Turns on Cache profile
+ */
+void drv_cache_enable_profile(void);
+
+/**
+ \brief Disable cache profile
+ \details Turns off Cache profile
+ */
+void drv_cache_disable_profile(void);
+/**
+ \brief Reset cache profile
+ \details Reset Cache profile
+ */
+void drv_cache_reset_profile(void);
+
+/**
+ \brief cache access times
+ \details Cache access times
+ \note every 256 access add 1.
+ */
+uint32_t drv_cache_get_access_time(void);
+
+/**
+ \brief cache miss times
+ \details Cache miss times
+ \note every 256 miss add 1.
+ */
+uint32_t drv_cache_get_miss_time(void);
+
+/* ################################## SysTick function ############################################ */
+
+/**
+ \brief CORE timer Configuration
+ \details Initializes the System Timer and its interrupt, and starts the System Tick Timer.
+ Counter is in free running mode to generate periodic interrupts.
+ \param [in] ticks Number of ticks between two interrupts.
+ \param [in] irq_num core timer Interrupt number.
+ \return 0 Function succeeded.
+ \return 1 Function failed.
+ \note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the
+ function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>
+ must contain a vendor-specific implementation of this function.
+ */
+uint32_t drv_coret_config(uint32_t ticks, int32_t irq_num);
+
+/**
+ \brief get CORE timer reload value
+ \return CORE timer counter value.
+ */
+uint32_t drv_coret_get_load(void);
+
+/**
+ \brief get CORE timer counter value
+ \return CORE timer counter value.
+ */
+uint32_t drv_coret_get_value(void);
+
+/**
+ \brief Save the Irq context
+ \details save the psr result before disable irq.
+ \param [in] irq_num External interrupt number. Value cannot be negative.
+ */
+__ALWAYS_INLINE uint32_t drv_irq_save(void)
+{
+ uint32_t result;
+ result = __get_PSR();
+ __disable_irq();
+ return(result);
+}
+
+/**
+ \brief Restore the Irq context
+ \details restore saved primask state.
+ \param [in] irq_state psr irq state.
+ */
+__ALWAYS_INLINE void drv_irq_restore(uint32_t irq_state)
+{
+ __set_PSR(irq_state);
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CORE_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/Kconfig b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/Kconfig
new file mode 100644
index 000000000..04cf34f08
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/Kconfig
@@ -0,0 +1,7 @@
+if CONFIG_CSKY
+source "../../csi/csi_driver/csky/Kconfig"
+endif
+
+if CONFIG_SANECHIPS
+source "../../csi/csi_driver/sanechips/Kconfig"
+endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csi.mk b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csi.mk
new file mode 100644
index 000000000..3c8243ac1
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csi.mk
@@ -0,0 +1,9 @@
+TEE_INC += -I$(CSI_DIR)/csi_driver/include
+
+ifeq ($(CONFIG_CSKY), y)
+include $(CSI_DIR)/csi_driver/csky/csi.mk
+endif
+
+ifeq ($(CONFIG_SANECHIPS), y)
+include $(CSI_DIR)/csi_driver/sanechips/csi.mk
+endif \ No newline at end of file
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/Kconfig b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/Kconfig
new file mode 100644
index 000000000..69f84e602
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/Kconfig
@@ -0,0 +1,9 @@
+source "../../csi/csi_driver/csky/common/Kconfig"
+
+if CONFIG_PLATFORM_PHOBOS
+source "../../csi/csi_driver/csky/phobos/Kconfig"
+endif
+
+if CONFIG_PLATFORM_HOBBIT1_2
+source "../../csi/csi_driver/csky/hobbit1_2/Kconfig"
+endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/Kconfig b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/Kconfig
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/Kconfig
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/VERSION b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/VERSION
new file mode 100644
index 000000000..6b3126cee
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/VERSION
@@ -0,0 +1 @@
+v1.0
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/aes/ck_aes.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/aes/ck_aes.c
new file mode 100644
index 000000000..f1e88973c
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/aes/ck_aes.c
@@ -0,0 +1,525 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file ck_aes.c
+ * @brief CSI Source File for aes driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <string.h>
+#include "csi_core.h"
+#include "drv_aes.h"
+#include "ck_aes.h"
+
+#define ERR_AES(errno) (CSI_DRV_ERRNO_AES_BASE | errno)
+#define AES_NULL_PARA_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_AES(EDRV_PARAMETER); \
+ } \
+ } while (0)
+static ck_aes_reg_t *aes_reg = NULL;
+volatile static uint8_t block_cal_done = 0;
+
+typedef struct {
+ uint32_t base;
+ uint32_t irq;
+ void *iv;
+ uint8_t *result_out;
+ uint32_t len;
+ aes_event_cb_t cb;
+ aes_mode_e mode;
+ aes_key_len_bits_e keylen;
+ aes_endian_mode_e endian;
+ aes_crypto_mode_e enc;
+ aes_status_t status;
+} ck_aes_priv_t;
+
+extern int32_t target_get_aes_count(void);
+extern int32_t target_get_aes(int32_t idx, uint32_t *base, uint32_t *irq);
+
+static ck_aes_priv_t aes_handle[CONFIG_AES_NUM];
+
+/* Driver Capabilities */
+static const aes_capabilities_t driver_capabilities = {
+ .ecb_mode = 1, /* ECB mode */
+ .cbc_mode = 1, /* CBC mode */
+ .cfb_mode = 0, /* CFB mode */
+ .ofb_mode = 0, /* OFB mode */
+ .ctr_mode = 0, /* CTR mode */
+ .bits_128 = 1, /* 128bits key length mode */
+ .bits_192 = 1, /* 192bits key lenght mode */
+ .bits_256 = 1 /* 256bits key length mode */
+};
+
+extern int32_t target_get_aes(int32_t idx, uint32_t *base, uint32_t *irq);
+extern int32_t target_get_aes_count(void);
+//
+// Functions
+//
+
+static inline void aes_set_opcode(aes_crypto_mode_e opcode)
+{
+ aes_reg->ctrl &= ~(3 << AES_OPCODE_OFFSET); //clear bit[7:6]
+ aes_reg->ctrl |= (opcode << AES_OPCODE_OFFSET); //set opcode
+}
+
+static inline void aes_set_endian(aes_endian_mode_e endian)
+{
+ if (endian == AES_ENDIAN_LITTLE) {
+ aes_reg->ctrl &= ~AES_LITTLE_ENDIAN;
+ } else {
+ aes_reg->ctrl |= AES_LITTLE_ENDIAN;
+ }
+}
+
+static inline uint32_t aes_set_keylen(aes_key_len_bits_e keylength)
+{
+ aes_reg->ctrl &= ~(3 << AES_KEY_LEN_OFFSET); //clear bit[5:4]
+ aes_reg->ctrl |= (keylength << AES_KEY_LEN_OFFSET);// Set key length
+
+ return 0;
+}
+
+static inline void aes_set_mode(aes_mode_e mode)
+{
+ aes_reg->ctrl &= ~(1 << AES_MODE_OFFSET); //clear bit 3
+ aes_reg->ctrl |= (mode << AES_MODE_OFFSET); //set mode
+}
+
+static inline void aes_enable(void)
+{
+ aes_reg->ctrl |= (1 << AES_WORK_ENABLE_OFFSET);
+}
+
+static inline void aes_disable(void)
+{
+ aes_reg->ctrl &= ~(1 << AES_WORK_ENABLE_OFFSET);
+}
+
+static inline void aes_enable_interrupt(void)
+{
+ aes_reg->ctrl |= (1 << AES_INT_ENABLE_OFFSET);
+}
+
+static inline void aes_disable_interrupt(void)
+{
+ aes_reg->ctrl &= ~(1 << AES_INT_ENABLE_OFFSET);
+}
+
+static inline void aes_clear_interrupt(void)
+{
+ aes_reg->state = 0x0;
+}
+
+static inline uint32_t aes_get_intstatus(uint32_t AES_IT)
+{
+ return (aes_reg->state & AES_IT) ? 1 : 0;
+}
+
+static void aes_set_key(void *context, uint8_t *key, aes_key_len_bits_e keylen, uint32_t enc, uint32_t endian)
+{
+ uint8_t keynum = 0;
+
+ if (keylen == AES_KEY_LEN_BITS_128) {
+ keynum = 4;
+ } else if (keylen == AES_KEY_LEN_BITS_192) {
+ keynum = 6;
+ } else if (keylen == AES_KEY_LEN_BITS_256) {
+ keynum = 8;
+ }
+
+ uint32_t i;
+ uint32_t temp = 0;
+ /* set key according to the endian mode */
+ if (endian == AES_ENDIAN_LITTLE) {
+ for (i = 0; i < keynum; i++) {
+ temp = key[3] << 24 | key[2] << 16 | key[1] << 8 | key[0];
+ aes_reg->key[keynum - 1 - i] = temp;
+ key += 4;
+ }
+ } else if (endian == AES_ENDIAN_BIG) {
+ for (i = 0; i < keynum; i++) {
+ temp = key[3] << 24 | key[2] << 16 | key[1] << 8 | key[0];
+ aes_reg->key[i] = temp;
+ key += 4;
+ }
+ }
+
+ if (enc == AES_CRYPTO_MODE_DECRYPT) {
+ aes_set_opcode(AES_CRYPTO_KEYEXP); /* if the mode is decrypt before decrypt you have to keyexpand */
+ aes_enable();
+// while(block_cal_done == 0);
+// block_cal_done = 0;
+
+ while (aes_get_intstatus(AES_IT_KEYINT));
+
+ aes_set_opcode(AES_CRYPTO_MODE_DECRYPT);
+ } else if (enc == AES_CRYPTO_MODE_ENCRYPT) {
+ aes_set_opcode(AES_CRYPTO_MODE_ENCRYPT);
+ }
+
+ aes_disable();
+}
+
+static void aes_set_iv(uint32_t mode, uint32_t endian, uint8_t *iv)
+{
+ uint32_t temp;
+ uint32_t i;
+ /* set iv if the mode is CBC */
+ if (mode == AES_MODE_CBC) {
+ if (endian == AES_ENDIAN_BIG) {
+ for (i = 0; i < 4; i++) {
+ temp = iv[3] << 24 | iv[2] << 16 | iv[1] << 8 | iv[0];
+ aes_reg->iv[i] = temp;
+ iv += 4;
+ }
+ } else if (endian == AES_ENDIAN_LITTLE) {
+ for (i = 0; i < 4; i++) {
+ temp = iv[3] << 24 | iv[2] << 16 | iv[1] << 8 | iv[0];
+ aes_reg->iv[3 - i] = temp;
+ iv += 4;
+ }
+ }
+ }
+}
+
+static int aes_crypto(void *context, uint8_t *in, uint8_t *out,
+ uint32_t len, uint8_t *iv, uint32_t mode, uint32_t endian, uint32_t enc)
+{
+
+ uint32_t temp[4];
+ aes_set_iv(mode, endian, iv);
+
+ uint32_t i = 0;
+ uint32_t j = 0;
+ /* set the text before aes calculating */
+ for (i = 0; i < len; i = i + 16) {
+ for (j = 0; j < 4; j++) {
+ temp[j] = in[3] << 24 | in[2] << 16 | in[1] << 8 | in[0];
+ if (endian == AES_ENDIAN_BIG) {
+ aes_reg->datain[j] = temp[j];
+ } else if (endian == AES_ENDIAN_LITTLE) {
+ aes_reg->datain[3 - j] = temp[j];
+ }
+
+ in += 4;
+ }
+ aes_enable();
+
+ while(block_cal_done == 0);
+ block_cal_done = 0;
+
+ if (enc == AES_CRYPTO_MODE_ENCRYPT && mode == AES_MODE_CBC) {
+ aes_set_iv(mode, endian, out);
+ memcpy(iv, out, 16);
+ out += 16;
+ } else if (enc == AES_CRYPTO_MODE_DECRYPT && mode == AES_MODE_CBC) {
+ aes_set_iv(mode, endian, (uint8_t *)&temp);
+ memcpy(iv, temp, 16);
+ }
+ }
+
+ return 0;
+}
+
+void ck_aes_irqhandler(int32_t idx)
+{
+ ck_aes_priv_t *aes_priv = &aes_handle[idx];
+
+ volatile uint32_t j;
+ uint32_t tmp = 0;
+ /* get the result after aes calculating*/
+ if (aes_priv->result_out != NULL) {
+ for (j = 0; j < 4; j++) {
+ if (aes_priv->endian == AES_ENDIAN_BIG) {
+ tmp = aes_reg->dataout[j];
+ } else if (aes_priv->endian == AES_ENDIAN_LITTLE) {
+ tmp = aes_reg->dataout[3 - j];
+ }
+
+ memcpy(aes_priv->result_out, &tmp, 4);
+ aes_priv->result_out += 4;
+ aes_priv->len -= 4;
+ }
+ }
+
+ block_cal_done = 1;
+ /* disable aes and clear the aes interrupt */
+ aes_disable();
+ aes_clear_interrupt();
+
+ /* execute the callback function */
+ if (aes_priv->len == 0) {
+ if (aes_priv->cb) {
+ aes_priv->cb(AES_EVENT_CRYPTO_COMPLETE);
+ }
+ }
+}
+
+/**
+ \brief get aes instance count.
+ \return aes handle count
+*/
+int32_t csi_aes_get_instance_count(void)
+{
+ return target_get_aes_count();
+}
+
+/**
+ \brief Initialize AES Interface. 1. Initializes the resources needed for the AES interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_aes_get_instance_count().
+ \param[in] cb_event Pointer to \ref aes_event_cb_t
+ \return return aes handle if success
+*/
+aes_handle_t csi_aes_initialize(int32_t idx, aes_event_cb_t cb_event)
+{
+
+ if (idx < 0 || idx >= CONFIG_AES_NUM) {
+ return NULL;
+ }
+
+ uint32_t irq = 0u;
+ uint32_t base = 0u;
+ /* obtain the aes information */
+ int32_t real_idx = target_get_aes(idx, &base, &irq);
+
+ if (real_idx != idx) {
+ return NULL;
+ }
+
+ ck_aes_priv_t *aes_priv = &aes_handle[idx];
+
+ aes_priv->base = base;
+ aes_priv->irq = irq;
+
+ /* initialize the aes context */
+ aes_reg = (ck_aes_reg_t *)(aes_priv->base);
+ aes_priv->cb = cb_event;
+ aes_priv->iv = NULL;
+ aes_priv->len = 16;
+ aes_priv->result_out = NULL;
+ aes_priv->mode = AES_MODE_CBC;
+ aes_priv->keylen = AES_KEY_LEN_BITS_128;
+ aes_priv->endian = AES_ENDIAN_LITTLE;
+ aes_priv->status.busy = 0;
+
+ aes_enable_interrupt(); /* enable the aes interrupt */
+
+ drv_nvic_enable_irq(aes_priv->irq); /* enable the aes bit in nvic */
+
+ return (aes_handle_t)aes_priv;
+}
+
+/**
+ \brief De-initialize AES Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle aes handle to operate.
+ \return error code
+*/
+int32_t csi_aes_uninitialize(aes_handle_t handle)
+{
+ AES_NULL_PARA_CHK(handle);
+
+ ck_aes_priv_t *aes_priv = handle;
+ aes_priv->cb = NULL;
+
+ aes_disable_interrupt(); /* disable the aes interrupt */
+
+ drv_nvic_disable_irq(aes_priv->irq);
+
+ return 0;
+}
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle aes handle to operate.
+ \return \ref aes_capabilities_t
+*/
+aes_capabilities_t csi_aes_get_capabilities(aes_handle_t handle)
+{
+ return driver_capabilities;
+}
+
+/**
+ \brief config aes mode.
+ \param[in] handle aes handle to operate.
+ \param[in] mode \ref aes_mode_e
+ \param[in] keylen_bits \ref aes_key_len_bits_e
+ \param[in] endian \ref aes_endian_mode_e
+ \param[in] arg Pointer to the iv address when mode is cbc_mode
+ \return error code
+*/
+int32_t csi_aes_config(aes_handle_t handle, aes_mode_e mode, aes_key_len_bits_e keylen_bits, aes_endian_mode_e endian, uint32_t arg)
+{
+ AES_NULL_PARA_CHK(handle);
+
+ ck_aes_priv_t *aes_priv = handle;
+ aes_reg = (ck_aes_reg_t *)(aes_priv->base);
+
+ /* config the aes mode */
+ switch (mode) {
+ case AES_MODE_CBC:
+ aes_priv->iv = (void *)arg;
+ aes_priv->mode = mode;
+ aes_set_mode(mode);
+ break;
+
+ case AES_MODE_ECB:
+ aes_priv->mode = mode;
+ aes_set_mode(mode);
+ break;
+
+ case AES_MODE_CFB:
+ case AES_MODE_OFB:
+ case AES_MODE_CTR:
+ return ERR_AES(EDRV_UNSUPPORTED);
+
+ default:
+ return ERR_AES(EDRV_PARAMETER);
+ }
+
+ /* config the key length */
+ switch (keylen_bits) {
+ case AES_KEY_LEN_BITS_128:
+ case AES_KEY_LEN_BITS_192:
+ case AES_KEY_LEN_BITS_256:
+ aes_priv->keylen = keylen_bits;
+ aes_set_keylen(keylen_bits);
+ break;
+
+ default:
+ return ERR_AES(EDRV_PARAMETER);
+ }
+
+ /* config the endian mode */
+ switch (endian) {
+ case AES_ENDIAN_LITTLE:
+ aes_priv->endian = endian;
+ aes_set_endian(endian);
+ break;
+
+ case AES_ENDIAN_BIG:
+ aes_priv->endian = endian;
+ aes_set_endian(endian);
+ break;
+
+ default:
+ return ERR_AES(EDRV_PARAMETER);
+ }
+
+ return 0;
+}
+
+/**
+ \brief set crypto key.
+ \param[in] handle aes handle to operate.
+ \param[in] context aes information context(NULL when hardware implementation)
+ \param[in] key Pointer to the key buf
+ \param[in] key_len Pointer to the aes_key_len_bits_e
+ \param[in] enc \ref aes_crypto_mode_e
+ \return error code
+*/
+int32_t csi_aes_set_key(aes_handle_t handle, void *context, void *key, aes_key_len_bits_e key_len, aes_crypto_mode_e enc)
+{
+ AES_NULL_PARA_CHK(handle);
+ AES_NULL_PARA_CHK(key);
+ if ((key_len != AES_KEY_LEN_BITS_128 &&
+ key_len != AES_KEY_LEN_BITS_192 &&
+ key_len != AES_KEY_LEN_BITS_256) ||
+ (enc != AES_CRYPTO_MODE_ENCRYPT &&
+ enc != AES_CRYPTO_MODE_DECRYPT)) {
+ return ERR_AES(EDRV_PARAMETER);
+ }
+
+ ck_aes_priv_t *aes_priv = handle;
+ aes_priv->enc = enc;
+ aes_set_key(context, key, key_len, enc, aes_priv->endian);
+
+ return 0;
+}
+
+/**
+ \brief encrypt or decrypt
+ \param[in] handle aes handle to operate.
+ \param[in] context aes information context(NULL when hardware implementation)
+ \param[in] in Pointer to the Source data
+ \param[out] out Pointer to the Result data.
+ \param[in] len the Source data len.
+ \param[in] padding \ref aes_padding_mode_e.
+ \return error code
+*/
+int32_t csi_aes_crypto(aes_handle_t handle, void *context, void *in, void *out, uint32_t len, aes_padding_mode_e padding)
+{
+ AES_NULL_PARA_CHK(handle);
+ AES_NULL_PARA_CHK(in);
+ AES_NULL_PARA_CHK(out);
+ AES_NULL_PARA_CHK(len);
+
+ ck_aes_priv_t *aes_priv = handle;
+
+ aes_priv->status.busy = 1;
+
+ uint8_t left_len = len & 0xf;
+ switch (padding) {
+ case AES_PADDING_MODE_NO:
+ if (left_len) {
+ return ERR_AES(EDRV_PARAMETER);
+ }
+
+ /* crypto in padding no mode */
+ aes_priv->result_out = out;
+ aes_priv->len = len;
+ aes_crypto(context, in, out, len, aes_priv->iv, aes_priv->mode, aes_priv->endian, aes_priv->enc);
+ break;
+
+ case AES_PADDING_MODE_ZERO:
+ if (left_len == 0) {
+ return ERR_AES(EDRV_PARAMETER);
+ }
+
+ uint8_t i = 0;
+ for (i = 0; i < (16 - left_len); i++) {
+ *((uint8_t *)in + len + i) = 0x0;
+ }
+
+ /* crypto in padding zero mode */
+ aes_priv->result_out = out;
+ aes_priv->len = len + 16 -left_len;
+ aes_crypto(context, in, out, len + 16 - left_len, aes_priv->iv, aes_priv->mode, aes_priv->endian, aes_priv->enc);
+ break;
+
+ case AES_PADDING_MODE_PKCS5:
+ return ERR_AES(EDRV_UNSUPPORTED);
+
+ default:
+ return ERR_AES(EDRV_PARAMETER);
+ }
+
+ aes_priv->status.busy = 0;
+ return 0;
+}
+
+/**
+ \brief Get AES status.
+ \param[in] handle aes handle to operate.
+ \return AES status \ref aes_status_t
+*/
+aes_status_t csi_aes_get_status(aes_handle_t handle)
+{
+ ck_aes_priv_t *aes_priv = handle;
+ return aes_priv->status;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/aes/ck_aes.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/aes/ck_aes.h
new file mode 100644
index 000000000..976ccad61
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/aes/ck_aes.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file ck_aes.h
+ * @brief header file for aes driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CK_AES_H_
+#define _CK_AES_H_
+
+#include <stdio.h>
+#include "drv_aes.h"
+#include "soc.h"
+
+#define AES_LITTLE_ENDIAN 0x00000100
+
+#define AES_MAX_KEY_LENGTH 32
+#define AES_IT_DATAINT 0x4
+#define AES_IT_KEYINT 0x2
+#define AES_IT_BUSY 0x1
+#define AES_IT_ALL 0x7
+#define AES_CRYPTO_KEYEXP 0x2
+
+#define AES_WORK_ENABLE_OFFSET 0
+#define AES_INT_ENABLE_OFFSET 2
+#define AES_MODE_OFFSET 3
+#define AES_KEY_LEN_OFFSET 4
+#define AES_OPCODE_OFFSET 6
+
+typedef struct {
+ __IOM uint32_t datain[4]; /* Offset: 0x000 (R/W) Data input 0~127 */
+ __IOM uint32_t key[8]; /* Offset: 0x010 (R/W) Key 0~255 */
+ __IOM uint32_t iv[4]; /* Offset: 0x030 (R/W) Initial Vector: 0~127 */
+ __IOM uint32_t ctrl; /* Offset: 0x040 (R/W) AES Control Register */
+ __IOM uint32_t state; /* Offset: 0x044 (R/W) AES State Register */
+ __IOM uint32_t dataout[4]; /* Offset: 0x048 (R/W) Data Output 0~31 */
+} ck_aes_reg_t;
+
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/csi.mk b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/csi.mk
new file mode 100644
index 000000000..f2696dede
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/csi.mk
@@ -0,0 +1,52 @@
+ifeq ($(CONFIG_SHA), y)
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/common/sha/
+ifeq ($(CONFIG_PLATFORM_PHOBOS), y)
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/sha/ck_sha_v2.c
+endif
+ifeq ($(CONFIG_PLATFORM_HOBBIT3), y)
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/sha/ck_sha_v2.c
+endif
+ifeq ($(CONFIG_PLATFORM_HOBBIT1_2), y)
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/sha/ck_sha_v1.c
+endif
+endif
+
+ifeq ($(CONFIG_TRNG), y)
+ifeq ($(CONFIG_PLATFORM_HOBBIT3), y)
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/common/trng/
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/trng/osr_trng.c
+endif
+ifeq ($(CONFIG_PLATFORM_PHOBOS), y)
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/common/trng/
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/trng/ck_trng.c
+endif
+ifeq ($(CONFIG_PLATFORM_HOBBIT1_2), y)
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/common/trng/
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/trng/ck_trng.c
+endif
+endif
+
+ifeq ($(CONFIG_AES), y)
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/common/aes/
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/aes/ck_aes.c
+endif
+
+ifeq ($(CONFIG_RSA), y)
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/common/rsa/
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/rsa/ck_rsa.c
+endif
+
+ifeq ($(CONFIG_USART), y)
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/common/usart/
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/usart/dw_usart.c
+endif
+
+ifeq ($(CONFIG_PMU), y)
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/common/pmu/
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/pmu/ck_pmu.c
+endif
+
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/wdt/dw_wdt.c
+
+TEE_SRC += $(CSI_DIR)/csi_driver/csky/common/eflash/ck_eflash.c
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/eflash/ck_eflash.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/eflash/ck_eflash.c
new file mode 100644
index 000000000..c2ed49315
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/eflash/ck_eflash.c
@@ -0,0 +1,441 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file ck_eflash.c
+ * @brief CSI Source File for Embedded Flash Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#include <stdio.h>
+#include <string.h>
+#include "csi_core.h"
+#include "drv_eflash.h"
+#include "ck_eflash.h"
+
+
+#define ERR_EFLASH(errno) (CSI_DRV_ERRNO_EFLASH_BASE | errno)
+#define EFLASH_NULL_PARAM_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_EFLASH(EDRV_PARAMETER); \
+ } \
+ } while (0)
+
+typedef struct {
+ uint32_t base;
+ eflash_info_t eflashinfo;
+ eflash_event_cb_t cb;
+ eflash_status_t status;
+} ck_eflash_priv_t;
+
+extern int32_t target_get_eflash_count(void);
+extern int32_t target_get_eflash(int32_t idx, uint32_t *base, eflash_info_t *info);
+
+static ck_eflash_priv_t eflash_handle[CONFIG_EFLASH_NUM];
+/* Driver Capabilities */
+static const eflash_capabilities_t driver_capabilities = {
+ .event_ready = 1, /* event_ready */
+ .data_width = 2, /* data_width = 0:8-bit, 1:16-bit, 2:32-bit */
+ .erase_chip = 0 /* erase_chip */
+};
+
+//
+// Functions
+//
+
+static int32_t eflash_program_word(eflash_handle_t handle, uint32_t dstaddr, uint32_t *srcbuf, uint32_t len)
+{
+ ck_eflash_priv_t *eflash_priv = handle;
+ uint32_t fbase = eflash_priv->base;
+ uint32_t i;
+
+ for (i = 0; i < len; i++) {
+ *(volatile uint32_t *)(fbase + 0x04) = dstaddr;
+ *(volatile uint32_t *)(fbase + 0x1c) = *srcbuf;
+ *(volatile uint32_t *)(fbase + 0x18) = 1;
+ srcbuf++;
+ dstaddr += 4;
+ }
+
+ return (i << 2);
+}
+
+
+#ifdef CONFIG_CHIP_CH2201
+static uint32_t context[EFLASH_SECTOR_SIZE >> 2] = {0x0};
+static int32_t eflash_verify(eflash_handle_t handle, uint32_t addr, const void *data, uint32_t cnt)
+{
+ uint32_t i;
+ uint8_t error_flag = 1;
+
+ uint8_t *block_addr = (uint8_t *)(addr & ~(EFLASH_SECTOR_SIZE - 1));
+ uint32_t pre_offset = addr - (uint32_t)block_addr;
+ uint32_t pre_count = (cnt > (EFLASH_SECTOR_SIZE - pre_offset)) ? (EFLASH_SECTOR_SIZE - pre_offset) : cnt;
+
+ uint8_t *p = NULL;
+ uint8_t *dst = NULL;
+
+ p = (uint8_t *)data;
+ dst = (uint8_t *)addr;
+ uint32_t len = cnt;
+ volatile uint8_t verify_count = 100;
+
+ while (error_flag) {
+ for (i = 0; i < pre_count; i++) {
+ if (*((uint8_t *)dst + i) != *((uint8_t *)p + i)) {
+ *(volatile uint32_t *) 0x50004000 = 'E'; /* for debug */
+ *(volatile uint32_t *) 0x50004000 = 'E';
+ *(volatile uint32_t *) 0x50004000 = 'E';
+ *(volatile uint32_t *) 0x50004000 = 'E';
+ *(volatile uint32_t *) 0x50004000 = '\n';
+ memcpy(context, block_addr, EFLASH_SECTOR_SIZE);
+ memcpy((uint8_t *)context + pre_offset, p, pre_count);
+ csi_eflash_erase_sector(handle, (uint32_t)dst);
+ eflash_program_word(handle, (uint32_t)block_addr, context, EFLASH_SECTOR_SIZE >> 2);
+ break;
+ }
+ }
+
+ if (i == pre_count || !(verify_count--)) {
+ error_flag = 0;
+ }
+ }
+
+ if (!verify_count) {
+ return ERR_EFLASH(EDRV_TIMEOUT);
+ }
+ verify_count = 100;
+
+ error_flag = 1;
+ p += pre_count;
+ dst += pre_count;
+ len -= pre_count;
+
+ while (len >= EFLASH_SECTOR_SIZE) {
+ while (error_flag) {
+ for (i = 0; i < EFLASH_SECTOR_SIZE; i++) {
+ if (*((uint8_t *)dst + i) != *((uint8_t *)p + i)) {
+ *(volatile uint32_t *) 0x50004000 = 'E'; /* for debug */
+ *(volatile uint32_t *) 0x50004000 = 'E';
+ *(volatile uint32_t *) 0x50004000 = 'E';
+ *(volatile uint32_t *) 0x50004000 = 'E';
+ *(volatile uint32_t *) 0x50004000 = '\n';
+ memcpy((uint8_t *)context, p, EFLASH_SECTOR_SIZE);
+ csi_eflash_erase_sector(handle, (uint32_t)dst);
+ eflash_program_word(handle, (uint32_t)dst, context, EFLASH_SECTOR_SIZE >> 2);
+ break;
+ }
+ }
+
+ if (i == EFLASH_SECTOR_SIZE || !(verify_count--)) {
+ error_flag = 0;
+ }
+ }
+
+ if (!verify_count) {
+ return ERR_EFLASH(EDRV_TIMEOUT);
+ }
+
+ verify_count = 100;
+
+ error_flag = 1;
+ dst += EFLASH_SECTOR_SIZE;
+ p += EFLASH_SECTOR_SIZE;
+ len -= EFLASH_SECTOR_SIZE;
+ }
+
+ if (len > 0) {
+ while (error_flag) {
+ for (i = 0; i < len; i++) {
+ if (*((uint8_t *)dst + i) != *((uint8_t *)p + i)) {
+ *(volatile uint32_t *) 0x50004000 = 'E'; /* for debug */
+ *(volatile uint32_t *) 0x50004000 = 'E';
+ *(volatile uint32_t *) 0x50004000 = 'E';
+ *(volatile uint32_t *) 0x50004000 = 'E';
+ *(volatile uint32_t *) 0x50004000 = '\n';
+ memcpy(context, dst, EFLASH_SECTOR_SIZE);
+ memcpy((uint8_t *)context + i, p + i, len - i);
+ csi_eflash_erase_sector(handle, (uint32_t)dst);
+ eflash_program_word(handle, (uint32_t)dst, context, EFLASH_SECTOR_SIZE >> 2);
+ break;
+ }
+ }
+
+ if (i == len || !(verify_count--)) {
+ error_flag = 0;
+ }
+ }
+
+ if (!verify_count) {
+ return ERR_EFLASH(EDRV_TIMEOUT);
+ }
+
+ verify_count = 100;
+ }
+
+ return 0;
+}
+#endif
+
+/**
+ \brief Initialize EFLASH Interface. 1. Initializes the resources needed for the EFLASH interface 2.registers event callback function
+ \param[in] idx device id
+ \param[in] cb_event Pointer to \ref eflash_event_cb_t
+ \return pointer to eflash handle
+*/
+eflash_handle_t csi_eflash_initialize(int32_t idx, eflash_event_cb_t cb_event)
+{
+ if (idx < 0 || idx >= CONFIG_EFLASH_NUM) {
+ return NULL;
+ }
+
+ /* obtain the eflash information */
+ uint32_t base = 0u;
+ eflash_info_t info;
+ int32_t real_idx = target_get_eflash(idx, &base, &info);
+
+ if (real_idx != idx) {
+ return NULL;
+ }
+
+ ck_eflash_priv_t *eflash_priv = &eflash_handle[idx];
+
+ eflash_priv->base = base;
+ eflash_priv->eflashinfo.start = info.start;
+ eflash_priv->eflashinfo.end = info.end;
+ eflash_priv->eflashinfo.sector_count = info.sector_count;
+
+ /* initialize the eflash context */
+ eflash_priv->cb = cb_event;
+ eflash_priv->status.busy = 0;
+ eflash_priv->status.error = 0U;
+ eflash_priv->eflashinfo.sector_size = EFLASH_SECTOR_SIZE;
+ eflash_priv->eflashinfo.page_size = EFLASH_PAGE_SIZE;
+ eflash_priv->eflashinfo.program_unit = EFLASH_PROGRAM_UINT;
+ eflash_priv->eflashinfo.erased_value = EFLASH_ERASED_VALUE;
+
+ return (eflash_handle_t)eflash_priv;
+}
+
+/**
+ \brief De-initialize EFLASH Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle eflash handle to operate.
+ \return error code
+*/
+int32_t csi_eflash_uninitialize(eflash_handle_t handle)
+{
+ EFLASH_NULL_PARAM_CHK(handle);
+
+ ck_eflash_priv_t *eflash_priv = handle;
+ eflash_priv->cb = NULL;
+
+ return 0;
+}
+
+/**
+ \brief Get driver capabilities.
+ \param[in] idx device id
+ \return \ref eflash_capabilities_t
+*/
+eflash_capabilities_t csi_eflash_get_capabilities(eflash_handle_t handle)
+{
+ return driver_capabilities;
+}
+
+/**
+ \brief Read data from Flash.
+ \param[in] handle eflash handle to operate.
+ \param[in] addr Data address.
+ \param[out] data Pointer to a buffer storing the data read from Flash.
+ \param[in] cnt Number of data items to read.
+ \return number of data items read or error code
+*/
+int32_t csi_eflash_read(eflash_handle_t handle, uint32_t addr, void *data, uint32_t cnt)
+{
+ EFLASH_NULL_PARAM_CHK(handle);
+ EFLASH_NULL_PARAM_CHK(data);
+ EFLASH_NULL_PARAM_CHK(cnt);
+
+ volatile uint8_t *src_addr = (uint8_t *)addr;
+ ck_eflash_priv_t *eflash_priv = handle;
+
+ if (eflash_priv->eflashinfo.start > addr || eflash_priv->eflashinfo.end < addr || eflash_priv->eflashinfo.start > (addr + cnt - 1) || eflash_priv->eflashinfo.end < (addr + cnt - 1)) {
+ return ERR_EFLASH(EDRV_PARAMETER);
+ }
+
+ if (eflash_priv->status.busy) {
+ return ERR_EFLASH(EDRV_BUSY);
+ }
+
+ eflash_priv->status.error = 0U;
+
+ int i;
+
+ for (i = 0; i < cnt; i++) {
+ *((uint8_t *)data + i) = *(src_addr + i);
+ }
+
+ return i;
+}
+
+/**
+ \brief Program data to Flash.
+ \param[in] handle eflash handle to operate.
+ \param[in] addr Data address.
+ \param[in] data Pointer to a buffer containing the data to be programmed to Flash..
+ \param[in] cnt Number of data items to program.
+ \return number of data items programmed or error code
+*/
+int32_t csi_eflash_program(eflash_handle_t handle, uint32_t addr, const void *data, uint32_t cnt)
+{
+ EFLASH_NULL_PARAM_CHK(handle);
+ EFLASH_NULL_PARAM_CHK(data);
+ EFLASH_NULL_PARAM_CHK(cnt);
+
+ ck_eflash_priv_t *eflash_priv = handle;
+
+ if (eflash_priv->eflashinfo.start > addr || eflash_priv->eflashinfo.end < addr || eflash_priv->eflashinfo.start > (addr + cnt - 1) || eflash_priv->eflashinfo.end < (addr + cnt - 1)) {
+ return ERR_EFLASH(EDRV_PARAMETER);
+ }
+
+ uint32_t cur = 0;
+ uint32_t pad_buf;
+
+ if (addr & 0x3) {
+ return ERR_EFLASH(EDRV_PARAMETER);
+ }
+
+ if (eflash_priv->status.busy) {
+ return ERR_EFLASH(EDRV_BUSY);
+ }
+
+ eflash_priv->status.busy = 1U;
+ eflash_priv->status.error = 0U;
+
+ if (((uint32_t)data & 0x3) == 0) {
+ cur = cnt - (cnt & 0x3);
+ eflash_program_word(handle, addr, (uint32_t *)data, cur >> 2);
+ } else {
+ uint8_t *buffer_b = (uint8_t *)data;
+
+ for (; cur < cnt - 3; cur += 4, buffer_b += 4) {
+ pad_buf = buffer_b[0] | (buffer_b[1] << 8) | (buffer_b[2] << 16) | (buffer_b[3] << 24);
+ eflash_program_word(handle, addr + cur, &pad_buf, 1);
+ }
+ }
+
+ if (cur < cnt) {
+ pad_buf = *((volatile uint32_t *)(addr + cur));
+ uint8_t *pad = (uint8_t *)&pad_buf;
+ uint8_t *buff = (uint8_t *)data;
+ uint8_t i;
+
+ for (i = 0; i < (cnt - cur); i++) {
+ pad[i] = buff[cur + i];
+ }
+
+ eflash_program_word(handle, addr + cur, &pad_buf, 1);
+ }
+
+
+ eflash_priv->status.busy = 0U;
+#ifdef CONFIG_CHIP_CH2201
+ eflash_verify(handle, addr, data, cnt);
+#endif
+
+ return cnt;
+}
+
+/**
+ \brief Erase Flash Sector.
+ \param[in] handle eflash handle to operate.
+ \param[in] addr Sector address
+ \return error code
+*/
+int32_t csi_eflash_erase_sector(eflash_handle_t handle, uint32_t addr)
+{
+ EFLASH_NULL_PARAM_CHK(handle);
+
+ ck_eflash_priv_t *eflash_priv = handle;
+
+ if (eflash_priv->eflashinfo.start > addr || eflash_priv->eflashinfo.end < addr) {
+ return ERR_EFLASH(EDRV_PARAMETER);
+ }
+
+
+ addr = addr & ~(EFLASH_SECTOR_SIZE - 1);
+ uint32_t fbase = eflash_priv->base;
+
+ if (eflash_priv->status.busy) {
+ return ERR_EFLASH(EDRV_BUSY);
+ }
+
+ eflash_priv->status.busy = 1U;
+ eflash_priv->status.error = 0U;
+ *(volatile uint32_t *)(fbase + 0x4) = addr;
+ *(volatile uint32_t *)(fbase + 0x10) = 0x1;
+ eflash_priv->status.busy = 0U;
+
+ return 0;
+}
+
+/**
+ \brief Erase complete Flash.
+ \param[in] handle eflash handle to operate.
+ \return error code
+*/
+int32_t csi_eflash_erase_chip(eflash_handle_t handle)
+{
+ EFLASH_NULL_PARAM_CHK(handle);
+
+ return ERR_EFLASH(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Get Flash information.
+ \param[in] handle eflash handle to operate.
+ \return Pointer to Flash information \ref eflash_info_t
+*/
+eflash_info_t *csi_eflash_get_info(eflash_handle_t handle)
+{
+ if (handle == NULL) {
+ return NULL;
+ }
+
+ ck_eflash_priv_t *eflash_priv = handle;
+ eflash_info_t *eflash_info = &(eflash_priv->eflashinfo);
+
+ return eflash_info;
+}
+
+/**
+ \brief Get EFLASH status.
+ \param[in] handle eflash handle to operate.
+ \return EFLASH status \ref eflash_status_t
+*/
+eflash_status_t csi_eflash_get_status(eflash_handle_t handle)
+{
+ if (handle == NULL) {
+ eflash_status_t ret;
+ memset(&ret, 0, sizeof(eflash_status_t));
+ return ret;
+ }
+
+ ck_eflash_priv_t *eflash_priv = handle;
+
+ return eflash_priv->status;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/eflash/ck_eflash.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/eflash/ck_eflash.h
new file mode 100644
index 000000000..609529354
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/eflash/ck_eflash.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file ck_eflash.h
+ * @brief head file for ck eflash
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CK_EFLASH_H_
+#define _CK_EFLASH_H_
+
+#include "drv_eflash.h"
+#include "soc.h"
+
+#define EFLASH_SECTOR_SIZE 0x200
+#define EFLASH_ERASED_VALUE 0xff
+#define EFLASH_PROGRAM_UINT 0x4
+#define EFLASH_PAGE_SIZE 0
+
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/pmu/ck_pmu.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/pmu/ck_pmu.c
new file mode 100644
index 000000000..c3e0691c4
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/pmu/ck_pmu.c
@@ -0,0 +1,366 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file ck_pmu.c
+ * @brief CSI Source File for Embedded Flash Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#include <stdio.h>
+#include <string.h>
+#include "drv_pmu.h"
+#include "drv_tee.h"
+#include "drv_eflash.h"
+#include "ck_pmu.h"
+
+#define ERR_PMU(errno) (CSI_DRV_ERRNO_PMU_BASE | errno)
+#define PMU_NULL_PARAM_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_PMU(EDRV_PARAMETER); \
+ } \
+ } while (0)
+
+typedef struct {
+ uint8_t idx;
+ uint32_t base;
+ uint32_t irq;
+ pmu_event_cb_t cb;
+ pmu_action_cb_t callback[32];
+} ck_pmu_priv_t;
+
+extern int32_t target_get_pmu(int32_t idx, uint32_t *base, uint32_t *irq);
+extern int32_t arch_do_cpu_save(void);
+extern int32_t arch_do_cpu_resume(void);
+extern int32_t arch_resume_context(void);
+
+static ck_pmu_priv_t pmu_handle[CONFIG_PMU_NUM];
+static uint32_t s_callback_count = 0;
+#define CONFIG_PMU_REGISTER_NUM_SAVE 19
+static uint32_t pmu_regs_saved[CONFIG_PMU_REGISTER_NUM_SAVE];
+
+#define CONFIG_CPU_REGISTER_NUM_SAVE 27
+uint32_t arch_cpu_saved[CONFIG_CPU_REGISTER_NUM_SAVE];
+/* Driver Capabilities */
+#if 0
+static const pmu_capabilities_t driver_capabilities = {
+ .event_ready = 1, /* event_ready */
+ .data_width = 2, /* data_width = 0:8-bit, 1:16-bit, 2:32-bit */
+ .erase_chip = 0 /* erase_chip */
+};
+#endif
+//
+// Functions
+//
+
+static void do_prepare_sleep_action(int32_t idx)
+{
+ uint8_t i;
+ volatile ck_pmu_reg_t *pbase = (ck_pmu_reg_t *)pmu_handle[idx].base;
+ for (i = 0; i < sizeof(pmu_regs_saved)/4; i++) {
+ pmu_regs_saved[i] = *((volatile uint32_t *)pbase + i);
+ }
+}
+
+static void do_wakeup_sleep_action(int32_t idx)
+{
+ uint8_t i;
+ volatile ck_pmu_reg_t *pbase = (ck_pmu_reg_t *)pmu_handle[idx].base;
+ *((volatile uint32_t *)pbase + 5) = pmu_regs_saved[5];
+ while((*((volatile uint32_t *)pbase + 6) & 0xf) != 0xf);
+ *((volatile uint32_t *)pbase + 11) = pmu_regs_saved[11];
+ while((*((volatile uint32_t *)pbase + 6) & 0x1f) != 0x1f);
+ for (i = 0; i < sizeof(pmu_regs_saved)/4; i++) {
+ if (i != 5 && i != 11) {
+ *((volatile uint32_t *)pbase + i) = pmu_regs_saved[i];
+ }
+ }
+
+}
+
+static uint8_t s_action[CONFIG_PMU_NUM] = {0x0};
+int32_t ck_pmu_power_manager(int32_t idx)
+{
+ if (!(s_action[idx] % 2)) {
+ do_prepare_sleep_action(idx);
+ s_action[idx]++;
+ } else {
+ do_wakeup_sleep_action(idx);
+ s_action[idx]--;
+ }
+ return 0;
+}
+
+int32_t ck_pmu_act_callback(pmu_handle_t handle, pmu_event_e event)
+{
+ ck_pmu_priv_t *pmu_priv = handle;
+ uint32_t i;
+ for (i = 0; i < s_callback_count; i++) {
+ if (pmu_priv->callback[i]) {
+ pmu_priv->callback[i](event);
+ }
+ }
+
+ if (i != s_callback_count) {
+ return -1;
+ }
+ return 0;
+}
+
+void resume_context_from_stop_mode(void)
+{
+ ck_pmu_priv_t *pmu_priv = &pmu_handle[0];
+// ck_pmu_power_manager(PMU_EVENT_SLEEP_DONE);
+// ck_pmu_act_callback(pmu_priv, PMU_EVENT_SLEEP_DONE);
+ *((volatile uint32_t *)0x50006100) |= 0xa0000000;
+ if (pmu_priv->cb) {
+ pmu_priv->cb(pmu_priv->idx, PMU_EVENT_SLEEP_DONE, PMU_MODE_STDBY);
+ }
+
+ arch_do_cpu_resume();
+}
+
+#define CONFIG_LPM_RESUME_ADDR 0x1003f7f0
+void set_resume_func(uint32_t *func)
+{
+ eflash_handle_t eflash = csi_eflash_initialize(0, NULL);
+ csi_eflash_erase_sector(eflash, CONFIG_LPM_RESUME_ADDR);
+ csi_eflash_program(eflash, CONFIG_LPM_RESUME_ADDR, &func, 4);
+}
+
+typedef enum {
+ WAIT_MODE = 0,
+ DOZE_MODE,
+ STOP_MODE,
+ STANDBY_MODE,
+ SLEEP_MODE
+} lpm_mode_t;
+
+
+void soc_sleep(pmu_handle_t handle, lpm_mode_t mode)
+{
+#ifdef CONFIG_TEE_CA
+ tee_lpm_mode_e lpm_mode = 0;
+
+ if (mode == WAIT_MODE) {
+ lpm_mode = TEE_LPM_MODE_WAIT;
+ } else if (mode == DOZE_MODE) {
+ lpm_mode = TEE_LPM_MODE_DOZE;
+ } else if (mode == STOP_MODE) {
+ lpm_mode = TEE_LPM_MODE_STOP;
+ } else if (mode == STANDBY_MODE) {
+ lpm_mode = TEE_LPM_MODE_STANDBY;
+ } else {
+ lpm_mode = TEE_LPM_MODE_WAIT;
+ }
+
+ csi_tee_enter_lpm(0, 0, lpm_mode);
+
+ if (mode == STOP_MODE) {
+ resume_context_from_stop_mode();
+ }
+#else
+
+ ck_pmu_priv_t *pmu_priv = handle;
+ ck_pmu_reg_t *pmu_reg = (ck_pmu_reg_t *)pmu_priv->base;
+
+ if (mode == WAIT_MODE) {
+ pmu_reg->LPCR |= CONFIG_PMU_ENTER_WAIT_MODE;
+ __WFI();
+ } else if (mode == DOZE_MODE) {
+ pmu_reg->LPCR |= CONFIG_PMU_ENTER_DOZE_MODE;
+ __DOZE();
+ } else if (mode == STOP_MODE) {
+ pmu_reg->LPCR |= CONFIG_PMU_ENTER_STOP_MODE;
+ __STOP();
+ } else if (mode == STANDBY_MODE) {
+ pmu_reg->LPCR |= CONFIG_PMU_ENTER_STANDBY_MODE;
+ __STOP();
+ } else {
+ pmu_reg->LPCR |= CONFIG_PMU_ENTER_WAIT_MODE;
+ __WFI();
+ }
+
+#endif
+}
+
+/**
+ \brief Initialize PMU Interface. 1. Initializes the resources needed for the PMU interface 2.registers event callback function
+ \param[in] idx device id
+ \param[in] cb_event Pointer to \ref pmu_event_cb_t
+ \return pointer to pmu handle
+*/
+pmu_handle_t drv_pmu_initialize(int32_t idx, pmu_event_cb_t cb_event)
+{
+ if (idx < 0 || idx >= CONFIG_PMU_NUM) {
+ return NULL;
+ }
+
+ /* obtain the pmu information */
+ uint32_t base = 0u;
+ uint32_t irq = 0u;
+ int32_t real_idx = target_get_pmu(idx, &base, &irq);
+
+ if (real_idx != idx) {
+ return NULL;
+ }
+
+ ck_pmu_priv_t *pmu_priv = &pmu_handle[idx];
+
+ /* initialize the pmu context */
+ pmu_priv->idx = idx;
+ pmu_priv->base = base;
+ pmu_priv->irq = irq;
+ pmu_priv->cb = cb_event;
+
+ return (pmu_handle_t)pmu_priv;
+}
+
+/**
+ \brief De-initialize PMU Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle pmu handle to operate.
+ \return error code
+*/
+int32_t drv_pmu_uninitialize(pmu_handle_t handle)
+{
+ PMU_NULL_PARAM_CHK(handle);
+
+ ck_pmu_priv_t *pmu_priv = handle;
+ pmu_priv->cb = NULL;
+
+ return 0;
+}
+
+int32_t drv_pmu_power_control(int32_t idx, csi_power_stat_e state)
+{
+ switch (state) {
+ case DRV_POWER_LOW:
+ break;
+ case DRV_POWER_FULL:
+ break;
+ case DRV_POWER_OFF:
+ ck_pmu_power_manager(idx);
+// csi_pmu_register_module(dw_usart_power_manager);
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+/**
+ \brief Get driver capabilities.
+ \param[in] idx device id
+ \return \ref pmu_capabilities_t
+*/
+#if 0
+pmu_capabilities_t csi_pmu_get_capabilities(int32_t idx)
+{
+ if (idx < 0 || idx >= CONFIG_PMU_NUM) {
+ pmu_capabilities_t ret;
+ memset(&ret, 0, sizeof(pmu_capabilities_t));
+ return ret;
+ }
+
+ return driver_capabilities;
+}
+#endif
+/**
+ \brief choose the pmu mode to enter
+ \param[in] handle pmu handle to operate.
+ \param[in] mode \ref pmu_mode_e
+ \return error code
+*/
+int32_t drv_pmu_enter_sleep(pmu_handle_t handle, pmu_mode_e mode)
+{
+ PMU_NULL_PARAM_CHK(handle);
+
+ switch (mode) {
+ case PMU_MODE_RUN:
+ break;
+ case PMU_MODE_SLEEP:
+ soc_sleep(handle, WAIT_MODE);
+ break;
+ case PMU_MODE_DORMANT:
+// soc_sleep(handle, DOZE_MODE);
+ if (arch_do_cpu_save() == 0) {
+ *(volatile unsigned int *)(0xe000e1c0) = 0xffffffff; // reload wakeup_IRQ
+ *(volatile unsigned int *)(0xe000e280) = 0xffffffff; // clear pend IRQ
+ soc_sleep(handle, STOP_MODE);
+ }
+ break;
+ case PMU_MODE_STDBY:
+ *(volatile unsigned int *)(0xe000e1c0) = 0xffffffff; // reload wakeup_IRQ
+ *(volatile unsigned int *)(0xe000e280) = 0xffffffff; // clear pend IRQ
+ soc_sleep(handle, STANDBY_MODE);
+ break;
+ case PMU_MODE_SHUTDOWN:
+ *(volatile unsigned int *)(0xe000e1c0) = 0xffffffff; // reload wakeup_IRQ
+ *(volatile unsigned int *)(0xe000e280) = 0xffffffff; // clear pend IRQ
+ soc_sleep(handle, STANDBY_MODE);
+ break;
+ default:
+ return ERR_PMU(EDRV_PARAMETER);
+ }
+
+ return 0;
+}
+
+/**
+ \brief register module to action pmu event
+ \param[in] handle pmu handle to operate.
+ \param[in] callback Pointer to \ref pmu_action_cb_t
+ \return error code
+*/
+int32_t drv_pmu_register_module(pmu_action_cb_t callback)
+{
+ ck_pmu_priv_t *pmu_priv = (ck_pmu_priv_t *)&pmu_handle[0];
+
+ if (callback == NULL) {
+ return ERR_PMU(EDRV_PARAMETER);
+ }
+ pmu_priv->callback[s_callback_count] = callback;
+ s_callback_count++;
+ return 0;
+}
+
+/**
+ \brief Config the wakeup source.
+ \param[in] handle pmu handle to operate
+ \param[in] type \ref pmu_wakeup_type
+ \param[in] pol \ref pmu_wakeup_pol
+ \param[in] enable flag control the wakeup source is enable or not
+ \return error code
+*/
+int32_t drv_pmu_config_wakeup_source(pmu_handle_t handle, uint32_t irq_num, pmu_wakeup_type_e type, pmu_wakeup_pol_e pol, uint8_t enable)
+{
+ PMU_NULL_PARAM_CHK(handle);
+
+ if (enable) {
+// csi_vic_enable_irq(irq_num);
+// csi_vic_enable_sirq(irq_num);
+// csi_vic_set_wakeup_irq(irq_num);
+ drv_nvic_set_wakeup_irq(irq_num);
+ } else {
+// csi_vic_disable_irq(irq_num);
+// csi_vic_disable_sirq(irq_num);
+ drv_nvic_clear_wakeup_irq(irq_num);
+// csi_vic_clear_wakeup_irq(irq_num);
+ }
+ return 0;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/pmu/ck_pmu.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/pmu/ck_pmu.h
new file mode 100644
index 000000000..00478989e
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/pmu/ck_pmu.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file ck_pmu.h
+ * @brief head file for ck pmu
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CK_PMU_H_
+#define _CK_PMU_H_
+
+#include "drv_pmu.h"
+#include "soc.h"
+
+#define CONFIG_PMU_ENTER_WAIT_MODE 0x4
+#define CONFIG_PMU_ENTER_DOZE_MODE 0x4
+#define CONFIG_PMU_ENTER_STOP_MODE 0xc
+#define CONFIG_PMU_ENTER_STANDBY_MODE 0x14
+
+typedef struct {
+ __IOM uint32_t LPCR; /* Offset: 0x000 (R/W) low power control register */
+ __IOM uint32_t MCLKSEL; /* Offset: 0x004 (R/W) MCLK select register */
+ __IOM uint32_t CRCR; /* Offset: 0x008 (R/W) clock ratio control register */
+ __IOM uint32_t CGCR; /* Offset: 0x00c (R/W) clock gate control register */
+ __IOM uint32_t CGSR; /* Offset: 0x010 (R/W) clock gate status register */
+ __IOM uint32_t CLKDSENR; /* Offset: 0x014 (R/W) clock disable register */
+ __IOM uint32_t CLKSTBR; /* Offset: 0x018 (R/W) clock stable register */
+ __IOM uint32_t CLKSTBST; /* Offset: 0x01c (R/W) clock stable interrupt statue register */
+ __IOM uint32_t CLKSTBMK; /* Offset: 0x020 (R/W) clock stable interrupt mask register */
+ __IOM uint32_t CSSCR; /* Offset: 0x024 (R/W) clock source stable counter register */
+ __IOM uint32_t DFCC; /* Offset: 0x028 (R/W) dynamic frequence conversion control register */
+ __IOM uint32_t PCR; /* Offset: 0x02c (R/W) pll control register */
+ __IOM uint32_t PLTR; /* Offset: 0x030 (R/W) pll lock timer register */
+ __IOM uint32_t SWHRC; /* Offset: 0x034 (R/W) software HRST control register */
+ __IOM uint32_t SWHRD; /* Offset: 0x038 (R/W) software HRST duration register */
+ __IOM uint32_t SWPRC; /* Offset: 0x03c (R/W) software PRST control register */
+ __IOM uint32_t SWPRD; /* Offset: 0x040 (R/W) software PRST duration register */
+ __IOM uint32_t SWRE; /* Offset: 0x044 (R/W) software reset enable register */
+ __IOM uint32_t BOOTSEL; /* Offset: 0x048 (R/W) boot selection register */
+ __IOM uint32_t SCGCR; /* Offset: 0x04c (R/W) security clock gate control register */
+ __IOM uint32_t SCGSR; /* Offset: 0x050 (R/W) security clock gate status register */
+} ck_pmu_reg_t;
+
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/rsa/ck_rsa.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/rsa/ck_rsa.c
new file mode 100644
index 000000000..c7d999cdf
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/rsa/ck_rsa.c
@@ -0,0 +1,1285 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file ck_rsa.c
+ * @brief CSI Source File for RSA Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <stdio.h>
+#include <string.h>
+#include "drv_rsa.h"
+#include "ck_rsa.h"
+#include "irq.h"
+
+#define ERR_RSA(errno) (CSI_DRV_ERRNO_RSA_BASE | errno)
+#define RSA_NULL_PARAM_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_RSA(EDRV_PARAMETER); \
+ } \
+ } while (0)
+
+
+typedef struct {
+ uint32_t base;
+ uint32_t irq;
+ rsa_event_cb_t cb;
+ rsa_data_bits_e data_bit;
+ rsa_endian_mode_e endian;
+ rsa_padding_t padding;
+ rsa_status_t status;
+} ck_rsa_priv_t;
+
+extern int32_t target_get_rsa_count(void);
+extern int32_t target_get_rsa(int32_t idx, uint32_t *base, uint32_t *irq);
+
+static ck_rsa_priv_t rsa_handle[CONFIG_RSA_NUM];
+
+extern uint8_t modulus[];
+static ck_rsa_reg_t *rsa_reg = NULL;
+/* Driver Capabilities */
+static const rsa_capabilities_t driver_capabilities = {
+ .bits_192 = 1, /* 192bits modular mode */
+ .bits_256 = 1, /* 256bits modular mode */
+ .bits_512 = 1, /* 512bits modular mode */
+ .bits_1024 = 1, /* 1024bits modular mode */
+ .bits_2048 = 1 /* 2048bits modular mode */
+};
+
+extern int32_t target_get_rsa(int32_t idx, uint32_t *base, uint32_t *irq);
+extern int32_t target_get_rsa_count(void);
+//
+// Functions
+//
+
+static uint32_t sw_exptmod_2_2m(const uint32_t *modulus, uint32_t words, uint32_t *tmp_c);
+static uint32_t get_valid_bits(const uint32_t *addr, uint32_t wordsize, uint32_t keywords);
+
+#ifdef RSA_USING_ID2KEY
+static uint32_t g_acc[RSA_KEY_WORD];
+#endif
+
+static inline void rsa_clear_int(void)
+{
+ rsa_reg->rsa_isr = 0xffff;
+ rsa_reg->rsa_imr = 0x0000;
+}
+
+static inline void rsa_setm_width(uint32_t width)
+{
+ rsa_reg->rsa_mwid = width;
+}
+
+static inline void rsa_setd_width(uint32_t width)
+{
+ rsa_reg->rsa_ckid = width;
+}
+
+static inline void rsa_setb_width(uint32_t width)
+{
+ rsa_reg->rsa_bwid = width;
+}
+
+static inline void rsa_cal_q(void)
+{
+ rsa_reg->rsa_ctrl = RAS_CALCULATE_Q;
+}
+
+static inline void rsa_opr_start(void)
+{
+ rsa_reg->rsa_ctrl = RSA_ENABLE_MODULE;
+}
+
+static inline void rsa_opr_reset(void)
+{
+ rsa_reg->rsa_ctrl = RSA_ENDIAN_MODE;
+ rsa_reg->rsa_rst |= RSA_RESET;
+
+ while (rsa_reg->rsa_rst);
+}
+
+static inline uint32_t rsa_loop_cnt(void)
+{
+ return rsa_reg->rsa_lp_cnt;
+}
+
+static inline uint32_t rsa_cal_q_done(void)
+{
+ return (rsa_reg->rsa_isr >> RSA_CAL_Q_DONE_OFFSET) & 0x1;
+}
+
+static inline uint32_t rsa_opr_done(void)
+{
+ return (rsa_reg->rsa_isr) & 0x1;
+}
+
+static inline uint32_t rsa_raise_exception(void)
+{
+ return (rsa_reg->rsa_isr) & 0x1E;
+}
+
+static inline uint32_t rsa_loadm(uint32_t *data, uint32_t length)
+{
+ uint32_t i;
+ uint32_t baseaddr = (uint32_t)&rsa_reg->rsa_rfm;
+
+ for (i = 0; i < length; i++) {
+ *(volatile uint32_t *)baseaddr = data[i];
+ baseaddr = baseaddr + 4;
+ }
+
+ return 0;
+}
+
+static void rsa_loadd(uint32_t *data, uint32_t length)
+{
+ uint32_t i;
+ uint32_t baseaddr = (uint32_t)&rsa_reg->rsa_rfd;
+
+ for (i = 0; i < length; i++) {
+ *(volatile uint32_t *)baseaddr = data[i];
+ baseaddr = baseaddr + 4;
+ }
+}
+
+static void rsa_loadc(uint32_t *data, uint32_t length)
+{
+ uint32_t i;
+ uint32_t baseaddr = (uint32_t)&rsa_reg->rsa_rfc;
+
+ for (i = 1; i < length + 1; i++) {
+ *(volatile uint32_t *)baseaddr = data[i - 1];
+ baseaddr = baseaddr + 4;
+ }
+}
+
+static void rsa_loadb(uint32_t *data, uint32_t length)
+{
+ uint32_t i;
+ uint32_t baseaddr = (uint32_t)&rsa_reg->rsa_rfb;
+
+ for (i = 0; i < length; i++) {
+ *(volatile uint32_t *)baseaddr = data[i];
+ baseaddr = baseaddr + 4;
+ }
+}
+
+static void rsa_read_r(uint32_t data[], uint32_t length)
+{
+ uint32_t i;
+ uint32_t baseaddr = (uint32_t)&rsa_reg->rsa_rfr;
+
+ for (i = 0; i < length; i++) {
+ data[i] = *(uint32_t *)baseaddr;
+ baseaddr = baseaddr + 4;
+ }
+}
+
+#if (CONFIG_PLATFORM_HOBBIT1_2 > 0)
+// FIXME
+// Since there is a piece of memory hole in RSA engine. we should
+// jump the hold to continue run without disable interrupt
+#define RSA_SP_HOLE_DOWN 0x60000900
+#define RSA_SP_HOLE_UP 0x600009FF
+#define TEE_CONEXT_SIZE 128
+static uint32_t rsa_run_adjust_sp_if_need(uint32_t sp)
+{
+ uint32_t sp_chg;
+
+ // if current sp is in hole, adjust new sp
+ if ((sp < (RSA_SP_HOLE_UP + TEE_CONEXT_SIZE)) && (sp > RSA_SP_HOLE_DOWN))
+ sp_chg = 1;
+ else
+ sp_chg = 0;
+
+ return sp_chg;
+}
+
+static void rsa_run_by_assemble(void)
+{
+ __asm__ __volatile__ (
+ "subi sp, 0x10 \n"
+ "stm r4-r7, (sp) \n"
+
+ // update sp
+ "mov r4, sp \n"
+ "subi r4, 0x180 \n"
+ "mov sp, r4 \n"
+
+ // enable rsa engine
+ "lrw r5, 0x4000a00c \n"
+ "movi r6, 3 \n"
+ "stw r6, (r5) \n"
+ // check rsa end
+ "__chk_loop: \n"
+ "lrw r5, 0x4000a020 \n"
+ "ldw r6, (r5) \n"
+ "btsti r6, 0 \n"
+ "bt __chk_end \n"
+
+ "lrw r5, 0x4000a020 \n"
+ "ldw r6, (r5) \n"
+ "movi r7, 0x1e \n"
+ "and r6, r7 \n"
+ "cmpnei r6, 0 \n"
+ "bf __chk_loop \n"
+
+ "lrw r5, 0x4000a014 \n"
+ "ldw r6, (r5) \n"
+ "cmplti r6, 0x40 \n"
+ "bt __chk_loop \n"
+
+ "__chk_end: \n"
+
+ // update sp
+ "mov r4, sp \n"
+ "addi r4, 0x180 \n"
+ "mov sp, r4 \n"
+
+ "ldm r4-r7, (sp) \n"
+ "addi sp, 0x10 \n"
+ );
+}
+#endif
+
+static uint32_t rsa_exptmod(const uint32_t *modulus, const uint32_t *exponent,
+ const uint32_t *base, uint32_t *out, uint32_t keywords,
+ uint32_t *tmp_c)
+{
+ uint32_t ret = 0;
+ if ((NULL == exponent) || (NULL == base) || (NULL == out)) {
+ return 1;
+ }
+
+#ifdef RSA_USING_ID2KEY
+ memcpy(tmp_c, g_acc, sizeof(g_acc));
+#endif
+
+ /* reset for safe */
+ rsa_opr_reset();
+ /* clear and disable int */
+ rsa_clear_int();
+ /* set m */
+ rsa_setm_width(keywords >> 1);
+ rsa_loadm((uint32_t *)modulus, keywords);
+ /* set d */
+ rsa_setd_width(get_valid_bits(exponent, keywords, keywords) - 1);
+ rsa_loadd((uint32_t *)exponent, keywords);
+ /* set b */
+ rsa_setb_width(keywords >> 1);
+ rsa_loadb((uint32_t *)base, keywords);
+ /* set c */
+#ifndef RSA_USING_ID2KEY
+ rsa_loadc(tmp_c, keywords);
+#else
+ rsa_loadc(g_acc, keywords);
+#endif
+
+ rsa_cal_q();
+
+ while (!rsa_cal_q_done() && (!rsa_raise_exception()));
+
+ if (!rsa_raise_exception()) {
+#if (CONFIG_PLATFORM_HOBBIT1_2 > 0)
+ ///////////////// FIXME ////////////////////////
+ if (rsa_run_adjust_sp_if_need(get_old_sp())) {
+ rsa_run_by_assemble();
+ } else {
+#endif
+ rsa_opr_start();
+ while ((!rsa_opr_done()) && (rsa_loop_cnt() < MAX_RSA_LP_CNT) && (!rsa_raise_exception()));
+#if (CONFIG_PLATFORM_HOBBIT1_2 > 0)
+ }
+#endif
+ if ((rsa_loop_cnt() >= MAX_RSA_LP_CNT)
+ || rsa_raise_exception()) {
+ ret = 1;
+ } else {
+ rsa_read_r(out, keywords);
+ }
+ } else {
+ ret = 1;
+ }
+
+ rsa_opr_reset();
+
+ return ret;
+
+}
+
+static uint32_t get_valid_bits(const uint32_t *addr, uint32_t wordsize, uint32_t keywords)
+{
+ uint32_t i = 0;
+ uint32_t j = 0;
+
+ for (i = wordsize; i > 0; i--) {
+ if (addr[i - 1]) {
+ break;
+ }
+ }
+
+ for (j = keywords; j > 0; j--) {
+ if (addr[i - 1] & (0x1 << (j - 1))) {
+ break;
+ }
+ }
+
+ return ((i - 1) << 5) + j;
+}
+
+static uint32_t get_first_nonzero_words(uint32_t *a, uint32_t max_words)
+{
+ uint32_t i = 0;
+
+ for (i = max_words; i > 0; i--) {
+ if (a[i - 1]) {
+ return i;
+ }
+ }
+
+ return 0;
+}
+
+static uint32_t word_array_left_shift(uint32_t *a, uint32_t words,
+ uint32_t shift_bits, uint32_t *r)
+{
+ uint32_t i = 0;
+ uint32_t w = shift_bits >> 5;
+ uint32_t b = shift_bits - (w << 5);
+
+ for (i = 0; i < w; i++) {
+ r[i] = 0;
+ }
+
+ uint32_t tmp = 0;
+
+ for (i = 0; i < words; i++) {
+ r[w + i] = (tmp | ((a[i] << b) & (~((0x1 << b) - 1))));
+ tmp = ((a[i] >> (32 - b)) & ((0x1 << b) - 1));
+ }
+
+ r[w + i] = tmp;
+
+ return 0;
+}
+
+/* r = a - b */
+static uint32_t _word_array_sub(uint32_t *a, uint32_t a_words,
+ uint32_t *b, uint32_t b_words,
+ uint32_t *r)
+{
+ uint32_t i;
+ uint64_t tmp = 0;
+ uint32_t borrow = 0;
+
+ for (i = 0; i < b_words; i++) {
+ tmp = UINT32_TO_UINT64(a[i]) - UINT32_TO_UINT64(b[i]) - UINT32_TO_UINT64(borrow);
+ r[i] = UINT64L_TO_UINT32(tmp);
+ borrow = ((UINT64H_TO_UINT32(tmp) == 0) ? (0) : (0xffffffff - UINT64H_TO_UINT32(tmp) + 1));
+ }
+
+ for (i = b_words; i < a_words; i++) {
+ tmp = UINT32_TO_UINT64(a[i]) - UINT32_TO_UINT64(borrow);
+ r[i] = UINT64L_TO_UINT32(tmp);
+ borrow = ((UINT64H_TO_UINT32(tmp) == 0) ? (0) : (0xffffffff - UINT64H_TO_UINT32(tmp) + 1));
+ }
+
+ if (borrow) {
+ return -1;
+ }
+
+ return 0;
+}
+
+static uint32_t word_array_mod(uint32_t *a, uint32_t a_words,
+ uint32_t *b, uint32_t b_words,
+ uint32_t *r, uint32_t keywords)
+{
+ uint32_t ret;
+ bignum_t tmpa;
+ bignum_t tmpb;
+
+ memset(&tmpa, 0, sizeof(tmpa));
+ memset(&tmpb, 0, sizeof(tmpa));
+
+ uint32_t b_valid_bits = get_valid_bits(b, b_words, keywords);
+
+ memcpy(tmpa.pdata, a, (a_words << 2));
+
+ do {
+ uint32_t tmpa_words = get_first_nonzero_words(tmpa.pdata, a_words);
+ uint32_t tmpa_valid_bits = get_valid_bits(tmpa.pdata, tmpa_words, keywords);
+
+ if (tmpa_valid_bits > b_valid_bits + 1) {
+ memset(tmpb.pdata, 0, (a_words << 2));
+ word_array_left_shift(b, b_words, tmpa_valid_bits - b_valid_bits - 1,
+ tmpb.pdata);
+ uint32_t tmpb_words = get_first_nonzero_words(tmpb.pdata, a_words);
+ ret = _word_array_sub(tmpa.pdata, tmpa_words, tmpb.pdata, tmpb_words, tmpa.pdata);
+ } else if (tmpa_words == b_words) {
+ memcpy(r, tmpa.pdata, (tmpa_words << 2));
+ ret = _word_array_sub(r, tmpa_words, b, b_words, tmpa.pdata);
+ } else {
+ ret = _word_array_sub(tmpa.pdata, tmpa_words, b, b_words, tmpa.pdata);
+ }
+ } while (ret == 0);
+
+ return 0;
+}
+
+static uint32_t sw_exptmod_2_2m(const uint32_t *modulus, uint32_t words, uint32_t *tmp_c)
+{
+ bignum_t tmp;
+
+ memset(&tmp, 0, sizeof(bignum_t));
+
+ uint32_t m_valid_bits = (words << 5);
+
+ uint32_t data1 = 0x1;
+ word_array_left_shift(&data1, 1, (m_valid_bits << 1), tmp.pdata);
+ tmp.words = get_first_nonzero_words(tmp.pdata, words * 2 + 1);
+
+ uint32_t ret = word_array_mod(tmp.pdata, tmp.words,
+ (uint32_t *)modulus, words, tmp_c, words);
+
+ if (ret != 0) {
+ return ret;
+ }
+
+ return 0;
+}
+
+static void convert_byte_array(uint8_t *in, uint8_t *out, uint32_t len)
+{
+ uint32_t idx, round = len >> 1;
+
+ for (idx = 0; idx < round; idx++) {
+ uint8_t tmp = *(in + idx);
+ *(out + idx) = *(in + len - 1 - idx);
+ *(out + len - 1 - idx) = tmp;
+ }
+
+ if (len & 0x1) {
+ *(out + round) = *(in + round);
+ }
+}
+
+static void convert_buf_to_bndata(const uint8_t *src, uint32_t src_bytes,
+ uint32_t *dst, uint32_t dst_words)
+{
+ memset(dst, 0, dst_words << 2);
+ convert_byte_array((uint8_t *)src, (uint8_t *)dst, src_bytes);
+}
+
+static void convert_bndata_to_buf(const uint32_t *src, uint32_t src_words,
+ uint8_t *dst, uint32_t dst_bytes)
+{
+ memset(dst, 0, dst_bytes);
+ convert_byte_array((uint8_t *)src, (uint8_t *)dst, dst_bytes);
+}
+
+static const uint8_t der_sha256_t[] = {
+ 0x30, 0x31,
+ 0x30, 0x0d,
+ 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, /* id-sha256 */
+ 0x05, 0x00,
+ 0x04, 0x20
+};
+
+static const uint8_t der_sha1_t[] = {
+ 0x30, 0x21,
+ 0x30, 0x09,
+ 0x06, 0x05, 0x2b, 0x0e, 0x03, 0x02, 0x1a,
+ 0x05, 0x00,
+ 0x04, 0x14
+};
+
+static const uint8_t der_md5_t[] = {
+ 0x30, 0x20, /* type Sequence, length 0x20 (32) */
+ 0x30, 0x0c, /* type Sequence, length 0x09 */
+ 0x06, 0x08, /* type OID, length 0x05 */
+ 0x2a, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x02, 0x05, /* id-md5 */
+ 0x05, 0x00, /* NULL */
+ 0x04, 0x10 /* Octet string, length 0x10 (16), followed by md5 hash */
+};
+
+static uint32_t rsa_padding_pkcs(uint8_t *dgst,
+ uint8_t *out,
+ uint32_t type,
+ uint32_t keybytes)
+
+{
+ uint32_t i;
+ uint8_t *p;
+ uint8_t *der;
+ uint32_t der_len;
+ uint32_t hashlen;
+ uint32_t pslen;
+
+ if (type == MD5_PADDING) {
+ der = (uint8_t *)der_md5_t;
+ der_len = sizeof(der_md5_t);
+ hashlen = MD5_HASH_SZ;
+ } else if (type == SHA256_PADDING) {
+ der = (uint8_t *)der_sha256_t;
+ der_len = sizeof(der_sha256_t);
+ hashlen = SHA256_HASH_SZ;
+ } else {
+ der = (uint8_t *)der_sha1_t;
+ der_len = sizeof(der_sha1_t);
+ hashlen = SHA1_HASH_SZ;
+ }
+
+ p = (uint8_t *)out;
+
+ *(p++) = 0x00;
+ *(p++) = 0x01;
+
+ /* pad out with 0xff data */
+ pslen = keybytes - 3 - der_len - hashlen;
+
+ for (i = 0; i < pslen; i++) {
+ p[i] = 0xff; /* PS */
+ }
+
+ p += pslen;
+ *(p++) = 0x0;
+
+ for (i = 0; i < der_len; i++) {
+ p[i] = der[i];
+ }
+
+ p += der_len;
+
+ for (i = 0; i < hashlen; i++) {
+ p[i] = dgst[i];
+ }
+
+ return 0;
+}
+
+static uint32_t rsa_checking_pkcs(uint8_t *dgst,
+ uint8_t *in,
+ uint32_t inlen,
+ uint8_t *is_valid,
+ uint32_t type,
+ uint32_t keybytes)
+{
+ uint32_t i;
+ uint32_t ret;
+ const uint8_t *p;
+ uint8_t *der = NULL;
+ uint32_t der_len = 0;
+ uint32_t hashlen = 0;
+ uint32_t pslen;
+
+ if (type == MD5_PADDING) {
+ der = (uint8_t *)der_md5_t;
+ der_len = sizeof(der_md5_t);
+ hashlen = MD5_HASH_SZ;
+ } else if (type == SHA1_PADDING) {
+ der = (uint8_t *)der_sha1_t;
+ der_len = sizeof(der_sha1_t);
+ hashlen = SHA1_HASH_SZ;
+ } else if (type == SHA256_PADDING) {
+ der = (uint8_t *)der_sha256_t;
+ der_len = sizeof(der_sha256_t);
+ hashlen = SHA256_HASH_SZ;
+ }
+
+ *is_valid = 0;
+
+ pslen = keybytes - 3 - der_len - hashlen;
+ p = in;
+ p++;
+
+ if (*(p) != 0x01) {
+ ret = -1;
+ goto _verify_fail;
+ }
+
+ p++;
+
+ /* scan PS */
+ for (i = 0; i < pslen; i++) {
+ if (*(p + i) != 0xff) {
+ ret = -2;
+ goto _verify_fail;
+ }
+ }
+
+ p += pslen;
+
+ if ((*p) != 0x00) {
+ ret = -1;
+ goto _verify_fail;
+ }
+
+ p++;
+
+ /* scan t */
+ for (i = 0; i < der_len; i++) {
+ if (*(p + i) != der[i]) {
+ ret = -3;
+ goto _verify_fail;
+ }
+ }
+
+ p += der_len;
+
+ for (i = 0; i < hashlen; i++) {
+ if (*(p + i) != dgst[i]) {
+ ret = -4;
+ goto _verify_fail;
+ }
+ }
+
+ *is_valid = 1;
+ ret = 0;
+
+_verify_fail:
+
+ return ret;
+}
+
+static uint32_t rsa_padding_es_pkcs(uint8_t *dgst,
+ uint32_t dgstlen,
+ uint8_t *out,
+ uint32_t padding,
+ uint32_t keybytes)
+
+{
+ uint32_t i;
+ uint8_t *p;
+ uint32_t pslen;
+
+ p = (uint8_t *)out;
+
+ *(p++) = 0x00;
+ *(p++) = 0x02;
+
+ /* pad out with 0xff data */
+ pslen = keybytes - 3 - dgstlen;
+
+ for (i = 0; i < pslen; i++) {
+ p[i] = 0xff; /* PS */
+ }
+
+ p += pslen;
+ *(p++) = 0x0;
+
+ for (i = 0; i < dgstlen; i++) {
+ p[i] = dgst[i];
+ }
+
+ return 0;
+}
+
+static uint32_t rsa_checking_es_pkcs(uint8_t *out,
+ uint32_t *out_size,
+ uint8_t *src,
+ uint32_t src_size,
+ uint32_t padding,
+ uint32_t keybytes)
+{
+ uint32_t i;
+ uint8_t *p;
+ uint8_t *p_src;
+ uint32_t pslen;
+
+ p = (uint8_t *)src;
+ p_src = p;
+ *(p++) = 0x00;
+
+ if (padding == PKCS1_PADDING) {
+ if (*(p++) != 0x02) {
+ return -1;
+ }
+ } else {
+ if (*(p++) != 0x01) {
+ return -2;
+ }
+ }
+
+ pslen = src_size - 2;
+
+ while (pslen--) {
+ if (*(p++) == 0x0) {
+ break;
+ }
+ }
+
+ if (padding == PKCS1_PADDING) {
+ *out_size = pslen;
+ } else {
+ *out_size = keybytes;
+ }
+
+ for (i = 0; i < *out_size; i++) {
+ if (padding == PKCS1_PADDING) {
+ out[i] = p[i];
+ } else {
+ out[i] = p_src[i];
+ }
+ }
+
+ return 0;
+}
+
+int rsa_encrypt(uint8_t *n, uint8_t *e,
+ uint8_t *src, uint32_t src_size,
+ uint8_t *out, uint32_t *out_size,
+ uint32_t padding, uint32_t keybits_len,
+ uint32_t *tmp_c)
+{
+ uint32_t ret;
+ uint32_t tmp_n[RSA_KEY_WORD];
+ uint32_t tmp_e[RSA_KEY_WORD];
+ uint32_t tmp_in_out[RSA_KEY_WORD];
+ uint32_t keywords = 0, keybytes = 0;
+
+ keywords = GET_KEY_WORD(keybits_len);
+ keybytes = GET_KEY_BYTE(keybits_len);
+
+ convert_buf_to_bndata(n, keybytes, tmp_n, keywords);
+ convert_buf_to_bndata(e, keybytes, tmp_e, keywords);
+
+ if (padding == PKCS1_PADDING) {
+ ret = rsa_padding_es_pkcs(src,
+ src_size,
+ (uint8_t *)tmp_in_out,
+ padding,
+ keybytes);
+
+ if (ret != 0) {
+ return ret;
+ }
+
+ convert_byte_array((uint8_t *)tmp_in_out, (uint8_t *)tmp_in_out, keybytes);
+ } else {
+ convert_byte_array((uint8_t *)src, (uint8_t *)tmp_in_out, keybytes);
+ }
+
+ ret = rsa_exptmod(tmp_n, tmp_e, tmp_in_out, tmp_in_out, keywords, tmp_c);
+
+ if (ret != 0) {
+ return ret;
+ }
+
+ convert_bndata_to_buf(tmp_in_out, keywords, out, keybytes);
+ *out_size = keybytes;
+ return ret;
+}
+
+int rsa_decrypt(uint8_t *n, uint8_t *d,
+ uint8_t *src, uint32_t src_size,
+ uint8_t *out, uint32_t *out_size,
+ uint32_t padding, uint32_t keybits_len,
+ uint32_t *tmp_c)
+{
+ uint32_t ret;
+ uint32_t tmp_n[RSA_KEY_WORD];
+ uint32_t tmp_d[RSA_KEY_WORD];
+ uint32_t tmp_in_out[RSA_KEY_WORD];
+ uint32_t keywords = 0, keybytes = 0;
+
+ keywords = GET_KEY_WORD(keybits_len);
+ keybytes = GET_KEY_BYTE(keybits_len);
+
+ convert_buf_to_bndata(n, keybytes, tmp_n, keywords);
+ convert_buf_to_bndata(d, keybytes, tmp_d, keywords);
+ convert_buf_to_bndata(src, src_size, tmp_in_out, keywords);
+
+ ret = rsa_exptmod(tmp_n, tmp_d, tmp_in_out, tmp_in_out, keywords, tmp_c);
+
+ if (ret != 0) {
+ return ret;
+ }
+
+ convert_byte_array((uint8_t *)tmp_in_out, (uint8_t *)tmp_in_out, keybytes);
+
+ ret = rsa_checking_es_pkcs(out,
+ out_size,
+ (uint8_t *)tmp_in_out,
+ keybytes,
+ padding,
+ keybytes);
+
+ return ret;
+}
+
+int rsa_sign(uint8_t *n, uint8_t *d,
+ uint8_t *src, uint32_t src_size,
+ uint8_t *signature, uint32_t *sig_size,
+ uint32_t type, uint32_t keybits_len,
+ uint32_t *tmp_c)
+{
+ uint32_t ret;
+ uint32_t tmp_n[RSA_KEY_WORD];
+ uint32_t tmp_d[RSA_KEY_WORD];
+ uint32_t tmp_in_out[RSA_KEY_WORD];
+
+ uint32_t keywords = 0, keybytes = 0;
+
+ keywords = GET_KEY_WORD(keybits_len);
+ keybytes = GET_KEY_BYTE(keybits_len);
+
+ convert_buf_to_bndata(n, keybytes, tmp_n, keywords);
+ convert_buf_to_bndata(d, keybytes, tmp_d, keywords);
+
+ ret = rsa_padding_pkcs(src,
+ (uint8_t *)tmp_in_out,
+ type,
+ keybytes);
+
+ if (ret != 0) {
+ return ret;
+ }
+
+ convert_byte_array((uint8_t *)tmp_in_out, (uint8_t *)tmp_in_out, keybytes);
+
+ ret = rsa_exptmod(tmp_n, tmp_d, tmp_in_out, tmp_in_out, keywords, tmp_c);
+
+ if (ret != 0) {
+ return ret;
+ }
+
+ convert_bndata_to_buf(tmp_in_out, keywords, signature, keybytes);
+ *sig_size = keybytes;
+
+ return 0;
+}
+
+int rsa_verify(uint8_t *n, uint8_t *e,
+ uint8_t *src, uint32_t src_size,
+ uint8_t *signature, uint32_t sig_size,
+ uint32_t type, uint32_t keybits_len,
+ uint8_t *result, uint32_t *tmp_c)
+{
+ uint32_t ret;
+ uint32_t tmp_n[RSA_KEY_WORD];
+ uint32_t tmp_e[RSA_KEY_WORD];
+ uint32_t tmp_in_out[RSA_KEY_WORD];
+ uint32_t keywords = 0, keybytes = 0;
+
+ *result = 0;
+
+ keywords = GET_KEY_WORD(keybits_len);
+ keybytes = GET_KEY_BYTE(keybits_len);
+
+ convert_buf_to_bndata(n, keybytes, tmp_n, keywords);
+ convert_buf_to_bndata(e, keybytes, tmp_e, keywords);
+ convert_buf_to_bndata(signature, sig_size, tmp_in_out, keywords);
+
+ ret = rsa_exptmod(tmp_n, tmp_e, tmp_in_out, tmp_in_out, keywords, tmp_c);
+
+ if (ret != 0) {
+ return ret;
+ }
+
+ convert_byte_array((uint8_t *)tmp_in_out, (uint8_t *)tmp_in_out, keybytes);
+
+ ret = rsa_checking_pkcs(src,
+ (uint8_t *)tmp_in_out,
+ keybytes,
+ result,
+ type,
+ keybytes);
+
+ return ret;
+}
+
+static int rsa_sw_exptmod_2_2m(uint8_t *modulus, uint32_t keybits_len, uint32_t *tmp_c)
+{
+ uint32_t keywords = 0, keybytes = 0;
+ uint32_t tmp_n[RSA_KEY_WORD];
+
+ keywords = GET_KEY_WORD(keybits_len);
+ keybytes = GET_KEY_BYTE(keybits_len);
+
+ convert_buf_to_bndata(modulus, keybytes, tmp_n, keywords);
+
+ sw_exptmod_2_2m(tmp_n, keywords, tmp_c);
+ return 0;
+}
+
+int rsa_sw_calc_modulus(uint8_t *modulus, uint32_t keybits_len)
+{
+#ifdef RSA_USING_ID2KEY
+ static uint32_t current_keybits_len;
+
+ if (current_keybits_len != keybits_len) {
+ rsa_sw_exptmod_2_2m((uint8_t *)modulus, keybits_len, g_acc);
+ current_keybits_len = keybits_len;
+ }
+
+#endif
+ return 0;
+}
+
+/**
+ \brief get rsa handle count.
+ \return rsa handle count
+*/
+int32_t csi_rsa_get_instance_count(void)
+{
+ return target_get_rsa_count();
+}
+
+/**
+ \brief Initialize RSA Interface. 1. Initializes the resources needed for the RSA interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_rsa_get_instance_count()
+ \param[in] cb_event Pointer to \ref rsa_event_cb_t
+ \return pointer to rsa handle
+*/
+rsa_handle_t csi_rsa_initialize(int32_t idx, rsa_event_cb_t cb_event)
+{
+ if (idx < 0 || idx >= CONFIG_RSA_NUM) {
+ return NULL;
+ }
+
+ /* obtain the rsa information */
+ uint32_t base = 0u;
+ uint32_t irq;
+ int32_t real_idx = target_get_rsa(idx, &base, &irq);
+
+ if (real_idx != idx) {
+ return NULL;
+ }
+
+ ck_rsa_priv_t *rsa_priv = &rsa_handle[idx];
+
+ rsa_priv->base = base;
+ rsa_priv->irq = irq;
+
+ /* initialize the rsa context */
+ rsa_priv->cb = cb_event;
+ rsa_priv->data_bit = RSA_DATA_BITS_1024;
+ rsa_priv->endian = RSA_ENDIAN_MODE_LITTLE;
+ rsa_priv->padding.padding_type = RSA_PADDING_MODE_PKCS1;
+ rsa_priv->padding.hash_type = RSA_HASH_TYPE_SHA1;
+ rsa_priv->status.busy = 0;
+
+#ifdef RSA_USING_ID2KEY
+ memset(g_acc, 0x0, sizeof(g_acc));
+#endif
+
+ return (rsa_handle_t)rsa_priv;
+}
+
+/**
+ \brief De-initialize RSA Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle rsa handle to operate.
+ \return error code
+*/
+int32_t csi_rsa_uninitialize(rsa_handle_t handle)
+{
+ RSA_NULL_PARAM_CHK(handle);
+
+ ck_rsa_priv_t *rsa_priv = handle;
+ rsa_priv->cb = NULL;
+
+ return 0;
+}
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle rsa handle to operate.
+ \return \ref rsa_capabilities_t
+*/
+rsa_capabilities_t csi_rsa_get_capabilities(rsa_handle_t handle)
+{
+ return driver_capabilities;
+}
+
+/**
+ \brief config rsa mode.
+ \param[in] handle rsa handle to operate.
+ \param[in] data_bits \ref rsa_data_bits_e
+ \param[in] endian \ref rsa_endian_mode_e
+ \return error code
+*/
+int32_t csi_rsa_config(rsa_handle_t handle,
+ rsa_data_bits_e data_bits,
+ rsa_endian_mode_e endian,
+ void *arg
+ )
+{
+ RSA_NULL_PARAM_CHK(handle);
+
+ ck_rsa_priv_t *rsa_priv = handle;
+ rsa_reg = (ck_rsa_reg_t *)(rsa_priv->base);
+
+ /* config the data bits */
+ switch (data_bits) {
+ case RSA_DATA_BITS_192:
+ case RSA_DATA_BITS_256:
+ case RSA_DATA_BITS_512:
+ return ERR_RSA(EDRV_UNSUPPORTED);
+
+ case RSA_DATA_BITS_1024:
+ case RSA_DATA_BITS_2048:
+ rsa_priv->data_bit = data_bits;
+ break;
+
+ default:
+ return ERR_RSA(EDRV_PARAMETER);
+ }
+
+ /* config the endian mode */
+ if (endian == RSA_ENDIAN_MODE_LITTLE) {
+ rsa_priv->endian = endian;
+ } else if (endian == RSA_ENDIAN_MODE_BIG) {
+ return ERR_RSA(EDRV_UNSUPPORTED);
+ } else {
+ return ERR_RSA(EDRV_PARAMETER);
+ }
+
+ if (arg != NULL) {
+#ifdef RSA_USING_ID2KEY
+ uint32_t keybits_len = 1024;
+
+ if (data_bits == RSA_DATA_BITS_2048) {
+ keybits_len = 2048;
+ }
+
+ rsa_sw_calc_modulus(arg, keybits_len);
+#else
+ //memcpy(g_acc, arg, sizeof(g_acc));
+#endif
+ }
+
+ return 0;
+}
+
+/**
+ \brief encrypt
+ \param[in] handle rsa handle to operate.
+ \param[in] n Pointer to the public modulus
+ \param[in] e Pointer to the public exponent
+ \param[in] src Pointer to the source data.
+ \param[in] src_size the source data len
+ \param[out] out Pointer to the result buffer
+ \param[out] out_size the result size
+ \param[in] padding \ref rsa_padding_t
+ \return error code
+*/
+int32_t csi_rsa_encrypt(rsa_handle_t handle, void *n, void *e, void *src, int32_t src_size, void *out, uint32_t *out_size, rsa_padding_t padding)
+{
+#ifndef RSA_USING_ID2KEY
+ uint32_t tmp_c[RSA_KEY_WORD];
+#endif
+ RSA_NULL_PARAM_CHK(handle);
+ RSA_NULL_PARAM_CHK(n);
+ RSA_NULL_PARAM_CHK(e);
+ RSA_NULL_PARAM_CHK(src);
+ RSA_NULL_PARAM_CHK(out);
+ RSA_NULL_PARAM_CHK(out_size);
+
+ if (src_size <= 0 || (padding.padding_type != RSA_PADDING_MODE_PKCS1 && padding.padding_type != RSA_PADDING_MODE_NO)) {
+ return ERR_RSA(EDRV_PARAMETER);
+ }
+
+ ck_rsa_priv_t *rsa_priv = handle;
+ rsa_priv->status.busy = 1U;
+
+ uint32_t bit_length = 1024;
+
+ if (rsa_priv->data_bit == RSA_DATA_BITS_2048) {
+ bit_length = 2048;
+ }
+
+#ifndef RSA_USING_ID2KEY
+ rsa_sw_exptmod_2_2m(n, bit_length, tmp_c);
+#endif
+
+ rsa_encrypt((uint8_t *)n, (uint8_t *)e, (uint8_t *)src, (uint32_t)src_size, (uint8_t *)out, (uint32_t *)out_size, (uint32_t)(padding.padding_type), bit_length, tmp_c);
+ rsa_priv->status.busy = 0U;
+
+ if (rsa_priv->cb) {
+ rsa_priv->cb(RSA_EVENT_ENCRYPT_COMPLETE);
+ }
+
+ return 0;
+}
+
+/**
+ \brief decrypt
+ \param[in] handle rsa handle to operate.
+ \param[in] n Pointer to the public modulus
+ \param[in] d Pointer to the privte exponent
+ \param[in] src Pointer to the source data.
+ \param[in] src_size the source data len
+ \param[out] out Pointer to the result buffer
+ \param[out] out_size the result size
+ \param[in] padding \ref rsa_padding_t
+ \return error code
+*/
+int32_t csi_rsa_decrypt(rsa_handle_t handle, void *n, void *d, void *src, uint32_t src_size, void *out, uint32_t *out_size, rsa_padding_t padding)
+{
+#ifndef RSA_USING_ID2KEY
+ uint32_t tmp_c[RSA_KEY_WORD];
+#endif
+ RSA_NULL_PARAM_CHK(handle);
+ RSA_NULL_PARAM_CHK(n);
+ RSA_NULL_PARAM_CHK(d);
+ RSA_NULL_PARAM_CHK(src);
+ RSA_NULL_PARAM_CHK(out);
+ RSA_NULL_PARAM_CHK(out_size);
+
+ if (src_size <= 0 || (padding.padding_type != RSA_PADDING_MODE_PKCS1 && padding.padding_type != RSA_PADDING_MODE_NO)) {
+ return ERR_RSA(EDRV_PARAMETER);
+ }
+
+ ck_rsa_priv_t *rsa_priv = handle;
+ rsa_priv->status.busy = 1U;
+
+ uint32_t bit_length = 1024;
+
+ if (rsa_priv->data_bit == RSA_DATA_BITS_2048) {
+ bit_length = 2048;
+ }
+
+#ifndef RSA_USING_ID2KEY
+ rsa_sw_exptmod_2_2m(n, bit_length, tmp_c);
+#endif
+
+ rsa_decrypt((uint8_t *)n, (uint8_t *)d, (uint8_t *)src, (uint32_t)src_size, (uint8_t *)out, (uint32_t *)out_size, (uint32_t)(padding.padding_type), bit_length, tmp_c);
+ rsa_priv->status.busy = 0U;
+
+ if (rsa_priv->cb) {
+ rsa_priv->cb(RSA_EVENT_DECRYPT_COMPLETE);
+ }
+
+ return 0;
+}
+
+/**
+ \brief rsa sign
+ \param[in] handle rsa handle to operate.
+ \param[in] n Pointer to the public modulus
+ \param[in] d Pointer to the privte exponent
+ \param[in] src Pointer to the source data.
+ \param[in] src_size the source data len
+ \param[out] signature Pointer to the signature
+ \param[out] sig_size the signature size
+ \param[in] padding \ref rsa_padding_t
+ \return error code
+*/
+int32_t csi_rsa_sign(rsa_handle_t handle, void *n, void *d, void *src, uint32_t src_size, void *signature, void *sig_size, rsa_padding_t padding)
+{
+#ifndef RSA_USING_ID2KEY
+ uint32_t tmp_c[RSA_KEY_WORD];
+#endif
+ RSA_NULL_PARAM_CHK(handle);
+ RSA_NULL_PARAM_CHK(n);
+ RSA_NULL_PARAM_CHK(d);
+ RSA_NULL_PARAM_CHK(src);
+ RSA_NULL_PARAM_CHK(signature);
+ RSA_NULL_PARAM_CHK(sig_size);
+
+ if (src_size <= 0 || (padding.hash_type != RSA_HASH_TYPE_MD5
+ && padding.hash_type != RSA_HASH_TYPE_SHA1
+ && padding.hash_type != RSA_HASH_TYPE_SHA256)) {
+ return ERR_RSA(EDRV_PARAMETER);
+ }
+
+ ck_rsa_priv_t *rsa_priv = handle;
+ rsa_priv->status.busy = 1U;
+ uint32_t bit_length = 1024;
+
+ if (rsa_priv->data_bit == RSA_DATA_BITS_2048) {
+ bit_length = 2048;
+ }
+
+#ifndef RSA_USING_ID2KEY
+ rsa_sw_exptmod_2_2m(n, bit_length, tmp_c);
+#endif
+
+ rsa_sign((uint8_t *)n, (uint8_t *)d, (uint8_t *)src, (uint32_t)src_size, (uint8_t *)signature, (uint32_t *)sig_size, (uint32_t)(padding.hash_type), bit_length, tmp_c);
+ rsa_priv->status.busy = 0U;
+
+ if (rsa_priv->cb) {
+ rsa_priv->cb(RSA_EVENT_SIGN_COMPLETE);
+ }
+
+ return 0;
+}
+
+/**
+ \brief rsa verify
+ \param[in] handle rsa handle to operate.
+ \param[in] n Pointer to the public modulus
+ \param[in] e Pointer to the public exponent
+ \param[in] src Pointer to the source data.
+ \param[in] src_size the source data len
+ \param[in] signature Pointer to the signature
+ \param[in] sig_size the signature size
+ \param[out] result Pointer to the result
+ \param[in] padding \ref rsa_padding_t
+ \return error code
+*/
+int32_t csi_rsa_verify(rsa_handle_t handle, void *n, void *e, void *src, uint32_t src_size, void *signature, uint32_t sig_size, void *result, rsa_padding_t padding)
+{
+#ifndef RSA_USING_ID2KEY
+ uint32_t tmp_c[RSA_KEY_WORD];
+#endif
+ RSA_NULL_PARAM_CHK(handle);
+ RSA_NULL_PARAM_CHK(n);
+ RSA_NULL_PARAM_CHK(e);
+ RSA_NULL_PARAM_CHK(src);
+ RSA_NULL_PARAM_CHK(signature);
+ RSA_NULL_PARAM_CHK(result);
+
+ if (src_size <= 0 || sig_size <= 0 || (padding.hash_type != RSA_HASH_TYPE_MD5 && padding.hash_type != RSA_HASH_TYPE_SHA1 && padding.hash_type != RSA_HASH_TYPE_SHA256)) {
+ return ERR_RSA(EDRV_PARAMETER);
+ }
+
+ ck_rsa_priv_t *rsa_priv = handle;
+ rsa_priv->status.busy = 1U;
+
+ uint32_t bit_length = 1024;
+
+ if (rsa_priv->data_bit == RSA_DATA_BITS_2048) {
+ bit_length = 2048;
+ }
+
+#ifndef RSA_USING_ID2KEY
+ rsa_sw_exptmod_2_2m(n, bit_length, tmp_c);
+#endif
+
+ rsa_verify((uint8_t *)n, (uint8_t *)e, (uint8_t *)src, (uint32_t)src_size, (uint8_t *)signature, sig_size, (uint32_t)(padding.hash_type), bit_length, (uint8_t *)result, tmp_c);
+ rsa_priv->status.busy = 0U;
+
+ if (rsa_priv->cb) {
+ rsa_priv->cb(RSA_EVENT_VERIFY_COMPLETE);
+ }
+
+ return 0;
+}
+
+/**
+ \brief Get RSA status.
+ \param[in] handle rsa handle to operate.
+ \return RSA status \ref rsa_status_t
+*/
+rsa_status_t csi_rsa_get_status(rsa_handle_t handle)
+{
+ ck_rsa_priv_t *rsa_priv = handle;
+ return rsa_priv->status;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/rsa/ck_rsa.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/rsa/ck_rsa.h
new file mode 100644
index 000000000..1ae03c9aa
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/rsa/ck_rsa.h
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file ck_rsa.h
+ * @brief header file for rsa driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CK_RSA_H_
+#define _CK_RSA_H_
+
+#include <stdio.h>
+#include "drv_rsa.h"
+#include "soc.h"
+
+#define RSA_KEY_LEN 2048
+#define RSA_KEY_BYTE (RSA_KEY_LEN >> 3)
+#define RSA_KEY_WORD (RSA_KEY_LEN >> 5)
+
+#define BN_MAX_BITS ((RSA_KEY_LEN << 1) + 32)
+#define BN_MAX_BYTES ((BN_MAX_BITS + 7) >> 3)
+#define BN_MAX_WORDS ((BN_MAX_BYTES + 3) >> 2)
+
+#define MAX_RSA_LP_CNT 10000
+
+#define GET_KEY_BYTE(k) (k >> 3)
+#define GET_KEY_WORD(k) (k >> 5)
+
+#define UINT32_TO_UINT64(data) ((uint64_t)(((uint64_t)(data)) & 0x00000000ffffffffU))
+#define UINT64L_TO_UINT32(data) ((uint32_t)(((uint64_t)(data)) & 0x00000000ffffffffU))
+#define UINT64H_TO_UINT32(data) ((uint32_t)((((uint64_t)(data)) >> 32) & 0x00000000ffffffffU))
+
+#define PKCS1_PADDING 0x01
+#define NO_PADDING 0x02
+
+#define MD5_PADDING 0x00
+#define SHA1_PADDING 0x01
+#define SHA256_PADDING 0x03
+
+#define MD5_HASH_SZ 16
+#define SHA1_HASH_SZ 20
+#define SHA256_HASH_SZ 32
+
+#define RAS_CALCULATE_Q 0x6
+#define RSA_ENABLE_MODULE 0x3
+#define RSA_ENDIAN_MODE 0x8
+#define RSA_RESET 0x1
+#define RSA_CAL_Q_DONE_OFFSET 0x5
+
+typedef struct bignum {
+ uint32_t pdata[BN_MAX_WORDS];
+ uint32_t words;
+} bignum_t;
+
+typedef struct {
+ __IOM uint32_t rsa_mwid; /* Offset: 0x000 (R/W) Width of M register */
+ __IOM uint32_t rsa_ckid; /* Offset: 0x004 (R/W) Width of D register */
+ __IOM uint32_t rsa_bwid; /* Offset: 0x008 (R/W) Width of B register */
+ __IOM uint32_t rsa_ctrl; /* Offset: 0x00c (R/W) RSA control register */
+ __OM uint32_t rsa_rst; /* Offset: 0x010 (W) RSA reset register */
+ __IM uint32_t rsa_lp_cnt; /* Offset: 0x014 (R) Loop counter for inquiry register*/
+ __IM uint32_t rsa_q0; /* Offset: 0x018 (R) High-radix MM algorithm assistant register,part 1*/
+ __IM uint32_t rsa_q1; /* Offset: 0x01c (R) High-radix MM algorithm assistant register,part 2*/
+ __IOM uint32_t rsa_isr; /* Offset: 0x020 (W/R) Interrupt raw status register */
+ __IOM uint32_t rsa_imr; /* Offset: 0x024 (W/R) Interrupt mask register */
+ __IOM uint32_t rev1[54]; /* Reserve regiser */
+ __IOM uint32_t rsa_rfm; /* Offset: 0x100 (W/R) Register file for modulus M */
+ __IOM uint32_t rev2[63]; /* Reserve regiser */
+ __IOM uint32_t rsa_rfd; /* Offset: 0x200 (W/R) Register file for exponent D */
+ __IOM uint32_t rev3[63]; /* Reserve regiser */
+ __IOM uint32_t rsa_rfc; /* Offset: 0x300 (W/R) Register file for hard C */
+ __IOM uint32_t rev4[63]; /* Reserve regiser */
+ __IOM uint32_t rsa_rfb; /* Offset: 0x400 (W/R) Register file for data B */
+ __IOM uint32_t rev5[63]; /* Reserve regiser */
+ __IM uint32_t rsa_rfr; /* Offset: 0x500 (R) Register file for storing the result */
+} ck_rsa_reg_t;
+
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/Kconfig b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/Kconfig
new file mode 100644
index 000000000..78c2a1fce
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/Kconfig
@@ -0,0 +1,20 @@
+choice
+ prompt "select sha type "
+ help
+ select sha type
+config SHA_CK_V2
+ bool "csky v2 sha"
+ help
+ select the ck sha driver
+
+config SHA_CK_V1
+ bool "csky v1 sha"
+ help
+ select the ck sha driver
+
+config SHA_ZX29
+ bool "csky zx29 sha"
+ help
+ select the zx29 sha driver
+
+endchoice
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v1.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v1.c
new file mode 100644
index 000000000..66fbf097e
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v1.c
@@ -0,0 +1,559 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file ck_sha.c
+ * @brief CSI Source File for SHA Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <stdio.h>
+#include <string.h>
+#include <stdbool.h>
+#include "csi_core.h"
+#include "drv_sha.h"
+#include "ck_sha_v1.h"
+
+#ifndef CONFIG_SHA_SUPPORT_MUL_THREAD
+#define CONFIG_SHA_SUPPORT_MUL_THREAD 1
+#endif
+
+typedef struct {
+ uint32_t base;
+ uint32_t irq;
+ sha_event_cb_t cb;
+ sha_status_t status;
+ sha_mode_e mode;
+ sha_endian_mode_e endian;
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ uint32_t state[16];
+ uint32_t sha_buffer[32];
+ uint32_t total;
+ uint8_t first_cal;
+#endif
+} ck_sha_priv_t;
+
+#ifndef CONFIG_SHA_SUPPORT_MUL_THREAD
+static ck_sha_priv_t sha_handle[CONFIG_SHA_NUM];
+#endif
+bool finish_flag = 0;
+
+/* Driver Capabilities */
+static const sha_capabilities_t driver_capabilities = {
+ .sha1 = 1, /* sha1 mode */
+ .sha224 = 1, /* sha224 mode */
+ .sha256 = 1, /* sha256 mode */
+ .sha384 = 1, /* sha384 mode */
+ .sha512 = 1, /* sha512 mode */
+ .sha512_224 = 1, /* sha512_224 mode */
+ .sha512_256 = 1, /* sha512_256 mode */
+ .endianmode = 1, /* endian mode */
+ .interruptmode = 1 /* interrupt mode */
+};
+
+#define ERR_SHA(errno) (CSI_DRV_ERRNO_SHA_BASE | errno)
+#define SHA_NULL_PARAM_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_SHA(EDRV_PARAMETER); \
+ } \
+ } while (0)
+
+extern int32_t target_get_sha(int32_t idx, uint32_t *base, uint32_t *irq);
+extern int32_t target_get_sha_count(void);
+//
+// Functions
+//
+
+ck_sha_reg_t *sha_reg = NULL;
+
+#ifndef CONFIG_SHA_SUPPORT_MUL_THREAD
+static uint32_t sha_buffer[32];
+static uint32_t total[2] = {0x0};
+static uint8_t first_cal = 1;
+#endif
+static uint8_t sha_result[64] = {0x0};
+
+static int32_t sha_set_mode(sha_mode_e mode)
+{
+ sha_reg->SHA_MODE &= ~0x7;
+ sha_reg->SHA_MODE |= mode;
+ return 0;
+}
+
+static void sha_set_source_message(uint32_t baseaddr)
+{
+ sha_reg->SHA_BASEADDR = baseaddr;
+}
+
+static void sha_set_dest_message(uint32_t destaddr)
+{
+ sha_reg->SHA_DESTADDR = destaddr;
+}
+
+static void sha_enable_without_count(void)
+{
+ sha_reg->SHA_MODE |= 1<<25;
+}
+
+static void sha_disable_without_count(void)
+{
+ sha_reg->SHA_MODE &= ~(1<<25);
+}
+
+static void sha_set_message_count(uint32_t count)
+{
+ sha_reg->SHA_COUNTER0 = count;
+ sha_reg->SHA_COUNTER1 = 0;
+}
+
+static int32_t sha_enable_initial(void)
+{
+ sha_reg->SHA_MODE |= 1 << SHA_INIT_OFFSET;
+ return 0;
+}
+
+static int32_t sha_disable_initial(void)
+{
+ sha_reg->SHA_MODE &= ~(1 << SHA_INIT_OFFSET);
+ return 0;
+}
+
+static int32_t sha_enable_calculate(void)
+{
+ sha_reg->SHA_CON |= 1;
+ return 0;
+}
+
+static int32_t sha_message_done(void)
+{
+ while(sha_reg->SHA_CON & 0x1);
+ return 0;
+}
+
+static void sha_new_encode(void)
+{
+ sha_reg->SHA_INTSTATE = 0;
+ sha_reg->SHA_MODE = 0;
+}
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+static int32_t sha_restore_context(sha_handle_t handle, uint32_t *data)
+{
+ uint32_t *result = (uint32_t *)&sha_reg->SHA_H0L;
+
+ uint8_t i;
+ for (i = 0; i < 16; i++) {
+ result[i] = data[i];
+ }
+ return 0;
+}
+
+static int32_t sha_save_context(sha_handle_t handle, uint32_t *data)
+{
+ uint32_t *result = (uint32_t *)&sha_reg->SHA_H0L;
+
+ uint8_t i;
+ for (i = 0; i < 16; i++) {
+ data[i] = result[i];
+ }
+ return 0;
+}
+#endif
+
+static inline void sha_reverse_order(uint8_t *pdata, int32_t length)
+{
+ uint8_t input_data[length];
+ uint8_t result[length];
+ uint32_t tmp = 0;
+ int32_t i = 0;
+ memcpy((void *)input_data, (void *)pdata, length);
+
+ for (i = 0; i < length; i++) {
+ tmp = i >> 2;
+ tmp = tmp << 3;
+ result[i] = input_data[tmp + 3 - i];
+ }
+
+ memcpy((void *)pdata, (void *)result, length);
+}
+
+/**
+ \brief get sha handle count.
+ \return sha handle count
+*/
+int32_t csi_sha_get_instance_count(void)
+{
+ return target_get_sha_count();
+}
+
+/**
+ \brief Initialize SHA Interface. 1. Initializes the resources needed for the SHA interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_sha_get_instance_count()
+ \param[in] cb_event Pointer to \ref sha_event_cb_t
+ \return return sha handle if success
+*/
+sha_handle_t csi_sha_initialize(sha_handle_t handle, sha_event_cb_t cb_event)
+{
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ uint32_t base = 0u;
+ uint32_t irq;
+ /* obtain the sha information */
+ target_get_sha(0, &base, &irq);
+ ck_sha_priv_t *sha_priv = handle;
+ memset(sha_priv->state, 0, sizeof(sha_priv->state));
+ sha_priv->total = 0;
+ sha_priv->first_cal = 1;
+
+#else
+ if (idx < 0 || idx >= CONFIG_SHA_NUM) {
+ return NULL;
+ }
+
+ uint32_t base = 0u;
+ uint32_t irq;
+ /* obtain the sha information */
+ int32_t real_idx = target_get_sha(idx, &base, &irq);
+
+ if (real_idx != idx) {
+ return NULL;
+ }
+ ck_sha_priv_t *sha_priv = &sha_handle[idx];
+#endif
+ sha_priv->base = base;
+ sha_priv->irq = irq;
+
+ /* initialize the sha context */
+ sha_priv->cb = cb_event;
+ sha_priv->status.busy = 0;
+
+ return (sha_handle_t)sha_priv;
+}
+
+/**
+ \brief De-initialize SHA Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle sha handle to operate.
+ \return error code
+*/
+int32_t csi_sha_uninitialize(sha_handle_t handle)
+{
+ SHA_NULL_PARAM_CHK(handle);
+
+ ck_sha_priv_t *sha_priv = handle;
+ sha_priv->cb = NULL;
+
+ return 0;
+}
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle sha handle to operate.
+ \return \ref sha_capabilities_t
+*/
+sha_capabilities_t csi_sha_get_capabilities(sha_handle_t handle)
+{
+ return driver_capabilities;
+}
+
+/**
+ \brief config sha mode.
+ \param[in] handle sha handle to operate.
+ \param[in] mode \ref sha_mode_e
+ \param[in] endian \ref sha_endian_mode_e
+ \return error code
+*/
+int32_t csi_sha_config(sha_handle_t handle, sha_mode_e mode, sha_endian_mode_e endian_mode)
+{
+ SHA_NULL_PARAM_CHK(handle);
+
+ ck_sha_priv_t *sha_priv = handle;
+ sha_reg = (ck_sha_reg_t *)(sha_priv->base);
+
+ /* config the sha mode */
+ switch (mode) {
+ case SHA_MODE_512_256:
+ case SHA_MODE_512_224:
+ return ERR_SHA(EDRV_UNSUPPORTED);
+
+ case SHA_MODE_1:
+ case SHA_MODE_224:
+ case SHA_MODE_256:
+ case SHA_MODE_384:
+ case SHA_MODE_512:
+ sha_priv->mode = mode;
+ break;
+
+ default:
+ return ERR_SHA(EDRV_PARAMETER);
+ }
+
+ return 0;
+}
+
+/**
+ \brief start the engine
+ \param[in] handle sha handle to operate.
+ \param[in] context Pointer to the sha context.
+ \return error code
+*/
+int32_t csi_sha_starts(sha_handle_t handle, void *context)
+{
+ SHA_NULL_PARAM_CHK(handle);
+
+ ck_sha_priv_t *sha_priv = handle;
+ sha_priv->status.busy = 1;
+
+ sha_new_encode();
+ sha_set_mode(sha_priv->mode);
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ memset(sha_priv->sha_buffer, 0, sizeof(sha_priv->sha_buffer));
+ memset(sha_priv->state, 0, sizeof(sha_priv->state));
+ sha_priv->first_cal = 1;
+ sha_priv->total = 0;
+#endif
+
+ return 0;
+}
+
+/**
+ \brief updata the engine
+ \param[in] handle sha handle to operate.
+ \param[in] context Pointer to the sha context.
+ \param[in] input Pointer to the Source data
+ \param[in] len the data len
+ \return error code
+*/
+int32_t csi_sha_update(sha_handle_t handle, void *context, const void *input, uint32_t len)
+{
+ SHA_NULL_PARAM_CHK(handle);
+ SHA_NULL_PARAM_CHK(input);
+ if (len <= 0) {
+ return ERR_SHA(EDRV_PARAMETER);
+ }
+
+ ck_sha_priv_t *sha_priv = handle;
+ sha_reg = (ck_sha_reg_t *)(sha_priv->base);
+
+ uint8_t total_len_num;
+ uint32_t block_size;
+ if (sha_priv->mode < 4) {
+ block_size = 64;
+ total_len_num = 2;
+ } else {
+ block_size = 128;
+ total_len_num = 4;
+ }
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ uint32_t *sha_buffer = sha_priv->sha_buffer;
+ uint8_t first_cal = sha_priv->first_cal;
+ sha_set_mode(sha_priv->mode);
+ uint32_t left = sha_priv->total & (block_size - 1);
+ uint32_t fill = block_size - left;
+ uint32_t total_length = sha_priv->total << 3;
+ uint32_t index = left >> 2;
+
+ if (left & 0x3) {
+ index++;
+ }
+ sha_priv->total += len;
+ sha_priv->total &= 0xffffffff;
+#else
+ uint32_t left = total[0] & (block_size - 1);
+ uint32_t fill = block_size - left;
+ uint32_t total_length = total[0] << 3;
+ uint32_t index = left >> 2;
+
+ if (left & 0x3) {
+ index++;
+ }
+ total[0] += len;
+ total[0] &= 0xffffffff;
+#endif
+ uint8_t *p = (uint8_t *)input;
+ /* when the text is not aligned by block and len > fill */
+ if (left && len >= fill) {
+ if (finish_flag) {
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ memset(((uint8_t *)sha_buffer + left), 0x0, sizeof(sha_priv->sha_buffer) - left);
+#else
+ memset(((uint8_t *)sha_buffer + left), 0x0, sizeof(sha_buffer) - left);
+#endif
+ sha_buffer[index + total_len_num - 1] = total_length;
+
+ sha_disable_without_count();
+ sha_set_message_count(left << 3);
+ } else {
+ memcpy((void *)(((uint8_t *)sha_buffer) + left), p, fill);
+ p += fill;
+
+ sha_enable_without_count();
+ sha_set_message_count(block_size << 3);
+ }
+
+ sha_set_source_message((uint32_t)sha_buffer);
+ sha_set_dest_message((uint32_t)sha_result);
+ if (first_cal == 0) {
+ sha_enable_initial();
+ } else {
+ sha_disable_initial();
+ }
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_restore_context(handle, (uint32_t *)sha_priv->state);
+#endif
+
+ sha_enable_calculate();
+ sha_message_done();
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_save_context(handle, (uint32_t *)sha_priv->state);
+#endif
+ len -= fill;
+ left = 0;
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_priv->first_cal = 0;
+ first_cal = 0;
+#else
+ first_cal = 0;
+#endif
+ }
+
+ /* calculate the hash by block */
+ while (len >= block_size) {
+ if (finish_flag) {
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ memset(sha_buffer, 0, sizeof(sha_priv->sha_buffer));
+#else
+ memset(sha_buffer, 0, sizeof(sha_buffer));
+#endif
+ sha_buffer[total_len_num - 1] = total_length;
+
+ sha_set_source_message((uint32_t)sha_buffer);
+ sha_disable_without_count();
+ sha_set_message_count(0);
+ } else {
+ memcpy(sha_buffer, p, block_size);
+ sha_set_source_message((uint32_t)sha_buffer);
+ sha_enable_without_count();
+ sha_set_message_count(block_size << 3);
+ p += block_size;
+ }
+ sha_set_dest_message((uint32_t)sha_result);
+ if (first_cal == 0) {
+ sha_enable_initial();
+ } else {
+ sha_disable_initial();
+ }
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_restore_context(handle, (uint32_t *)sha_priv->state);
+#endif
+
+ sha_enable_calculate();
+ sha_message_done();
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_save_context(handle, (uint32_t *)sha_priv->state);
+#endif
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_priv->first_cal = 0;
+ first_cal = 0;
+#else
+ first_cal = 0;
+#endif
+ len -= block_size;
+ }
+
+ /* when the text is not aligned by block and len < fill */
+ if (len > 0) {
+ memcpy((void *)(((uint8_t *)sha_buffer) + left), p, len);
+ }
+
+ sha_priv->status.busy = 0;
+
+ return 0;
+}
+
+/**
+ \brief finish the engine
+ \param[in] handle sha handle to operate.
+ \param[in] context Pointer to the sha context.
+ \param[out] output Pointer to the dest data
+ \return error code
+*/
+int32_t csi_sha_finish(sha_handle_t handle, void *context, void *output)
+{
+ SHA_NULL_PARAM_CHK(handle);
+ SHA_NULL_PARAM_CHK(output);
+
+ ck_sha_priv_t *sha_priv = handle;
+ uint32_t block_size;
+ if (sha_priv->mode < 4) {
+ block_size = 64;
+ } else {
+ block_size = 128;
+ }
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ uint32_t last = sha_priv->total & (block_size - 1);
+#else
+ uint32_t last = total[0] & (block_size - 1);
+#endif
+ uint32_t padn = block_size - last;
+
+ finish_flag = 1;
+
+ csi_sha_update(handle, NULL, output, padn);
+
+ uint8_t result_len = 20;
+ /* convert the data endian according the sha mode */
+ if (sha_priv->mode == SHA_MODE_1) {
+ result_len = 20;
+ } else if (sha_priv->mode == SHA_MODE_224) {
+ result_len = 28;
+ } else if (sha_priv->mode == SHA_MODE_256) {
+ result_len = 32;
+ } else if (sha_priv->mode == SHA_MODE_512) {
+ result_len = 64;
+ } else if (sha_priv->mode == SHA_MODE_384) {
+ result_len = 48;
+ }
+ sha_reverse_order(sha_result, result_len);
+ memcpy((uint8_t*)output, sha_result, result_len);
+
+ finish_flag = 0;
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ memset(sha_priv->sha_buffer, 0, sizeof(sha_priv->sha_buffer));
+ sha_priv->first_cal = 1;
+ sha_priv->total = 0;
+#else
+ memset(sha_buffer, 0, sizeof(sha_buffer));
+ first_cal = 1;
+ total[0] = 0;
+#endif
+ return 0;
+}
+
+/**
+ \brief Get SHA status.
+ \param[in] handle sha handle to operate.
+ \return SHA status \ref sha_status_t
+*/
+sha_status_t csi_sha_get_status(sha_handle_t handle)
+{
+ ck_sha_priv_t *sha_priv = handle;
+ return sha_priv->status;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v1.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v1.h
new file mode 100644
index 000000000..bb9d0ebc3
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v1.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file ck_sha.h
+ * @brief header file for sha driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CK_SHA_H_
+#define _CK_SHA_H_
+
+#include <stdio.h>
+#include "drv_sha.h"
+#include "soc.h"
+
+#define SHA_INIT_OFFSET 3
+#define SHA_INT_ENABLE_OFFSET 4
+#define SHA_ENDIAN_OFFSET 5
+#define SHA_CAL_OFFSET 6
+typedef struct {
+ __IOM uint32_t SHA_CON; /* Offset: 0x000 (R/W) Control register */
+ __IOM uint32_t SHA_MODE; /* Offset: 0x004 (R/W) Mode register */
+ __IOM uint32_t SHA_INTSTATE; /* Offset: 0x008 (R/W) Instatus register */
+ __IOM uint32_t SHA_BASEADDR; /* Offset: 0x00c (R/W) Baseaddr register */
+ __IOM uint32_t SHA_DESTADDR; /* Offset: 0x010 (R/W) Dest addr register */
+ __IOM uint32_t SHA_COUNTER0; /* Offset: 0x014 (R/W) count0 register */
+ __IOM uint32_t SHA_COUNTER1; /* Offset: 0x018 (R/W) count1 register */
+ __IOM uint32_t SHA_COUNTER2; /* Offset: 0x01c (R/W) count2 register */
+ __IOM uint32_t SHA_COUNTER3; /* Offset: 0x020 (R/W) count3 register */
+ __IOM uint32_t SHA_H0L; /* Offset: 0x024 (R/W) H0L register */
+ __IOM uint32_t SHA_H1L; /* Offset: 0x028 (R/W) H1L register */
+ __IOM uint32_t SHA_H2L; /* Offset: 0x02c (R/W) H2L register */
+ __IOM uint32_t SHA_H3L; /* Offset: 0x030 (R/W) H3L register */
+ __IOM uint32_t SHA_H4L; /* Offset: 0x034 (R/W) H4L register */
+ __IOM uint32_t SHA_H5L; /* Offset: 0x038 (R/W) H5L register */
+ __IOM uint32_t SHA_H6L; /* Offset: 0x03c (R/W) H6L register */
+ __IOM uint32_t SHA_H7L; /* Offset: 0x040 (R/W) H7L register */
+ __IOM uint32_t SHA_H0H; /* Offset: 0x044 (R/W) H0H register */
+ __IOM uint32_t SHA_H1H; /* Offset: 0x048 (R/W) H1H register */
+ __IOM uint32_t SHA_H2H; /* Offset: 0x04c (R/W) H2H register */
+ __IOM uint32_t SHA_H3H; /* Offset: 0x050 (R/W) H3H register */
+ __IOM uint32_t SHA_H4H; /* Offset: 0x054 (R/W) H4H register */
+ __IOM uint32_t SHA_H5H; /* Offset: 0x058 (R/W) H5H register */
+ __IOM uint32_t SHA_H6H; /* Offset: 0x05c (R/W) H6H register */
+ __IOM uint32_t SHA_H7H; /* Offset: 0x060 (R/W) H7H register */
+} ck_sha_reg_t;
+
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v2.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v2.c
new file mode 100644
index 000000000..9c8b142b8
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v2.c
@@ -0,0 +1,700 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file ck_sha.c
+ * @brief CSI Source File for SHA Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <stdio.h>
+#include <string.h>
+#include <stdbool.h>
+#include "csi_core.h"
+#include "drv_sha.h"
+#include "ck_sha_v2.h"
+
+#ifndef CONFIG_SHA_SUPPORT_MUL_THREAD
+#define CONFIG_SHA_SUPPORT_MUL_THREAD 1
+#endif
+
+typedef struct {
+ uint32_t base;
+ uint32_t irq;
+ sha_event_cb_t cb;
+ sha_status_t status;
+ sha_mode_e mode;
+ sha_endian_mode_e endian;
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ uint8_t state[64];
+ uint8_t sha_buffer[128];
+ uint32_t total;
+ uint32_t last_left;
+#endif
+} ck_sha_priv_t;
+
+#ifndef CONFIG_SHA_SUPPORT_MUL_THREAD
+static ck_sha_priv_t sha_handle[CONFIG_SHA_NUM];
+#endif
+static uint32_t g_sha_context[CONFIG_SHA_NUM];
+bool finish_flag = 0;
+
+/* Driver Capabilities */
+static const sha_capabilities_t driver_capabilities = {
+ .sha1 = 1, /* sha1 mode */
+ .sha224 = 1, /* sha224 mode */
+ .sha256 = 1, /* sha256 mode */
+ .sha384 = 1, /* sha384 mode */
+ .sha512 = 1, /* sha512 mode */
+ .sha512_224 = 1, /* sha512_224 mode */
+ .sha512_256 = 1, /* sha512_256 mode */
+ .endianmode = 1, /* endian mode */
+ .interruptmode = 1 /* interrupt mode */
+};
+
+#define ERR_SHA(errno) (CSI_DRV_ERRNO_SHA_BASE | errno)
+#define SHA_NULL_PARAM_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_SHA(EDRV_PARAMETER); \
+ } \
+ } while (0)
+//
+// Functions
+//
+
+ck_sha_reg_t *sha_reg = NULL;
+volatile static uint8_t sha_int_flag = 1;
+
+extern int32_t target_get_sha_count(void);
+extern int32_t target_get_sha(int32_t idx, uint32_t *base, uint32_t *irq);
+
+static int32_t sha_set_mode(sha_mode_e mode)
+{
+ sha_reg->SHA_CON &= ~0x7;
+ sha_reg->SHA_CON |= mode;
+ return 0;
+}
+
+#ifndef CONFIG_SHA_BLOCK_MODE
+static int32_t sha_enable_interrupt(void)
+{
+ sha_reg->SHA_CON |= 1 << SHA_INT_ENABLE_OFFSET;
+ return 0;
+}
+
+#ifndef CONFIG_SHA_SUPPORT_MUL_THREAD
+static int32_t sha_disable_interrupt(void)
+{
+ sha_reg->SHA_CON &= ~(1 << SHA_INT_ENABLE_OFFSET);
+ return 0;
+}
+#endif
+#endif
+
+static void sha_clear_interrupt(void)
+{
+ sha_reg->SHA_INTSTATE = 0;
+}
+
+static int32_t sha_enable_initial(void)
+{
+ sha_reg->SHA_CON |= 1 << SHA_INIT_OFFSET;
+ return 0;
+}
+
+static int32_t sha_enable_calculate(void)
+{
+ sha_reg->SHA_CON |= 1 << SHA_CAL_OFFSET;
+ return 0;
+}
+
+#ifdef CONFIG_SHA_BLOCK_MODE
+static int32_t sha_message_done(void)
+{
+ while((sha_reg->SHA_CON & 0x40));
+ return 0;
+}
+#endif
+
+static int32_t sha_select_endian_mode(sha_endian_mode_e mode)
+{
+ sha_reg->SHA_CON &= ~(1 << SHA_ENDIAN_OFFSET);
+ sha_reg->SHA_CON |= mode << SHA_ENDIAN_OFFSET;
+ return 0;
+}
+
+static int32_t sha_input_data(uint32_t *data, uint32_t length)
+{
+ uint8_t i;
+ uint32_t tmp;
+ uint32_t *input_data = (uint32_t *) & (sha_reg->SHA_DATA1);
+
+ for (i = 0; i < length; i++) {
+ memcpy(&tmp, (uint8_t *)(data+i), 4);
+ *(input_data + i) = tmp;
+ }
+
+ return 0;
+}
+
+static int32_t sha_get_data(sha_handle_t handle, uint32_t *data)
+{
+ ck_sha_priv_t *sha_priv = handle;
+
+ uint8_t len = 0;
+ uint8_t i;
+ uint32_t temp;
+ uint32_t *result = (uint32_t *)&sha_reg->SHA_H0L;
+ /* according to different mode to obtain the hash result */
+ if (sha_priv->mode == SHA_MODE_1 || sha_priv->mode == SHA_MODE_224 || sha_priv->mode == SHA_MODE_256) {
+ if (sha_priv->mode == SHA_MODE_1) {
+ len = 5;
+ } else if (sha_priv->mode == SHA_MODE_224) {
+ len = 7;
+ } else if (sha_priv->mode == SHA_MODE_256) {
+ len = 8;
+ }
+
+ for (i = 0; i < len; i++) {
+ temp = *(result + i);
+ memcpy(&data[i], &temp, 4);
+ }
+ } else {
+ if (sha_priv->mode == SHA_MODE_384) {
+ len = 6;
+ } else if (sha_priv->mode == SHA_MODE_512) {
+ len = 8;
+ }
+
+ uint32_t *resulth = (uint32_t *)&sha_reg->SHA_H0H;
+ for (i = 0; i < len; i++) {
+// data[i << 1] = *(resulth + i);
+// data[(i << 1) + 1] = *(result + i);
+ temp = *(resulth + i);
+ memcpy(&data[i<<1], &temp, 4);
+ temp = *(result + i);
+ memcpy(&data[(i<<1)+1], &temp, 4);
+ }
+ }
+
+ return 0;
+}
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+static int32_t sha_set_data(sha_handle_t handle, uint32_t *data)
+{
+ ck_sha_priv_t *sha_priv = handle;
+
+ uint8_t len = 0;
+ uint8_t i;
+ uint32_t *result = (uint32_t *)&sha_reg->SHA_H0L;
+ /* according to different mode to obtain the hash result */
+ if (sha_priv->mode == SHA_MODE_1 || sha_priv->mode == SHA_MODE_224 || sha_priv->mode == SHA_MODE_256) {
+ if (sha_priv->mode == SHA_MODE_1) {
+ len = 5;
+ } else if (sha_priv->mode == SHA_MODE_224) {
+ len = 7;
+ } else if (sha_priv->mode == SHA_MODE_256) {
+ len = 8;
+ }
+
+ for (i = 0; i < len; i++) {
+ *(result + i) = data[i];
+ }
+ } else {
+ if (sha_priv->mode == SHA_MODE_384) {
+ len = 6;
+ } else if (sha_priv->mode == SHA_MODE_512) {
+ len = 8;
+ }
+
+ uint32_t *resulth = (uint32_t *)&sha_reg->SHA_H0H;
+ for (i = 0; i < len; i++) {
+ *(resulth + i) = data[i << 1];
+ *(result + i) = data[(i << 1) + 1] ;
+ }
+ }
+
+ return 0;
+}
+#endif
+
+static inline void sha_reverse_order(uint8_t *pdata, int32_t length)
+{
+ uint8_t input_data[length];
+ uint8_t result[length];
+ uint32_t tmp = 0;
+ int32_t i = 0;
+ memcpy((void *)input_data, (void *)pdata, length);
+
+ for (i = 0; i < length; i++) {
+ tmp = i >> 2;
+ tmp = tmp << 3;
+ result[i] = input_data[tmp + 3 - i];
+ }
+
+ memcpy((void *)pdata, (void *)result, length);
+}
+
+void ck_sha_irqhandler(int32_t idx)
+{
+ sha_int_flag = 0;
+ sha_clear_interrupt(); //clear sha interrupt
+
+#ifndef CONFIG_SHA_SUPPORT_MUL_THREAD
+ ck_sha_priv_t *sha_priv = &sha_handle[idx];
+#else
+ ck_sha_priv_t *sha_priv = (ck_sha_priv_t *)g_sha_context[idx];
+#endif
+ if (finish_flag != 0) {
+ if (sha_priv->cb != NULL) {
+ sha_priv->cb(SHA_EVENT_COMPLETE); //execute the callback function
+ }
+ }
+}
+
+/**
+ \brief get sha handle count.
+ \return sha handle count
+*/
+int32_t csi_sha_get_instance_count(void)
+{
+ return target_get_sha_count();
+}
+
+/**
+ \brief Initialize SHA Interface. 1. Initializes the resources needed for the SHA interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_sha_get_instance_count()
+ \param[in] cb_event Pointer to \ref sha_event_cb_t
+ \return return sha handle if success
+*/
+sha_handle_t csi_sha_initialize(sha_handle_t handle, sha_event_cb_t cb_event)
+{
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ uint32_t base = 0u;
+ uint32_t irq;
+ /* obtain the sha information */
+ target_get_sha(0, &base, &irq);
+ ck_sha_priv_t *sha_priv = handle;
+ memset(sha_priv->state, 0, sizeof(sha_priv->state));
+ sha_priv->last_left = 0;
+ sha_priv->total = 0;
+ g_sha_context[0] = (uint32_t)handle;
+#else
+ if (idx < 0 || idx >= CONFIG_SHA_NUM) {
+ return NULL;
+ }
+
+ uint32_t base = 0u;
+ uint32_t irq;
+ /* obtain the sha information */
+ int32_t real_idx = target_get_sha(idx, &base, &irq);
+
+ if (real_idx != idx) {
+ return NULL;
+ }
+ ck_sha_priv_t *sha_priv = &sha_handle[idx];
+#endif
+ sha_priv->base = base;
+ sha_priv->irq = irq;
+
+ /* initialize the sha context */
+ sha_priv->cb = cb_event;
+ sha_priv->status.busy = 0;
+
+#ifndef CONFIG_SHA_BLOCK_MODE
+ drv_nvic_enable_irq(sha_priv->irq);
+#endif
+
+ return (sha_handle_t)sha_priv;
+}
+
+/**
+ \brief De-initialize SHA Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle sha handle to operate.
+ \return error code
+*/
+int32_t csi_sha_uninitialize(sha_handle_t handle)
+{
+ SHA_NULL_PARAM_CHK(handle);
+
+ ck_sha_priv_t *sha_priv = handle;
+ sha_priv->cb = NULL;
+
+#ifndef CONFIG_SHA_SUPPORT_MUL_THREAD
+#ifndef CONFIG_SHA_BLOCK_MODE
+ sha_disable_interrupt();
+ drv_nvic_disable_irq(sha_priv->irq);
+#endif
+#endif
+
+ return 0;
+}
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle sha handle to operate.
+ \return \ref sha_capabilities_t
+*/
+sha_capabilities_t csi_sha_get_capabilities(sha_handle_t handle)
+{
+ return driver_capabilities;
+}
+
+/**
+ \brief config sha mode.
+ \param[in] handle sha handle to operate.
+ \param[in] mode \ref sha_mode_e
+ \param[in] endian \ref sha_endian_mode_e
+ \return error code
+*/
+int32_t csi_sha_config(sha_handle_t handle, sha_mode_e mode, sha_endian_mode_e endian_mode)
+{
+ SHA_NULL_PARAM_CHK(handle);
+
+ ck_sha_priv_t *sha_priv = handle;
+ sha_reg = (ck_sha_reg_t *)(sha_priv->base);
+
+ /* config the sha mode */
+ switch (mode) {
+ case SHA_MODE_512_256:
+ case SHA_MODE_512_224:
+ return ERR_SHA(EDRV_UNSUPPORTED);
+
+ case SHA_MODE_1:
+ case SHA_MODE_224:
+ case SHA_MODE_256:
+ case SHA_MODE_384:
+ case SHA_MODE_512:
+ sha_priv->mode = mode;
+ break;
+
+ default:
+ return ERR_SHA(EDRV_PARAMETER);
+ }
+
+ sha_set_mode(mode);
+
+ /*config the sha endian mode */
+ if (endian_mode == SHA_ENDIAN_MODE_LITTLE) {
+ sha_priv->endian = endian_mode;
+ sha_select_endian_mode(endian_mode);
+ } else if (endian_mode == SHA_ENDIAN_MODE_BIG) {
+ sha_priv->endian = endian_mode;
+ sha_select_endian_mode(endian_mode);
+ } else {
+ return ERR_SHA(EDRV_PARAMETER);
+ }
+
+#ifndef CONFIG_SHA_BLOCK_MODE
+ sha_enable_interrupt();
+#endif
+
+ return 0;
+}
+
+/**
+ \brief start the engine
+ \param[in] handle sha handle to operate.
+ \param[in] context Pointer to the sha context.
+ \return error code
+*/
+int32_t csi_sha_starts(sha_handle_t handle, void *context)
+{
+ SHA_NULL_PARAM_CHK(handle);
+
+ ck_sha_priv_t *sha_priv = handle;
+ sha_enable_initial();
+ sha_priv->status.busy = 1;
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_get_data(handle, (uint32_t *)sha_priv->state);
+#endif
+
+ return 0;
+}
+
+/**
+ \brief updata the engine
+ \param[in] handle sha handle to operate.
+ \param[in] context Pointer to the sha context.
+ \param[in] input Pointer to the Source data
+ \param[in] len the data len
+ \return error code
+*/
+#ifndef CONFIG_SHA_SUPPORT_MUL_THREAD
+static uint8_t sha_buffer[128];
+static uint32_t total[2] = {0x0};
+static uint32_t last_left = 0;
+#endif
+int32_t csi_sha_update(sha_handle_t handle, void *context, const void *input, uint32_t len)
+{
+ SHA_NULL_PARAM_CHK(handle);
+ SHA_NULL_PARAM_CHK(input);
+ if (len <= 0) {
+ return ERR_SHA(EDRV_PARAMETER);
+ }
+ g_sha_context[0] = (uint32_t)handle;
+ ck_sha_priv_t *sha_priv = handle;
+ sha_reg = (ck_sha_reg_t *)(sha_priv->base);
+
+ uint32_t block_size;
+ if (sha_priv->mode < 4) {
+ block_size = 64;
+ } else {
+ block_size = 128;
+ }
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ uint8_t *sha_buffer = sha_priv->sha_buffer;
+ uint32_t last_left = sha_priv->last_left;
+ sha_set_mode(sha_priv->mode);
+ uint32_t left = sha_priv->total & (block_size - 1);
+ uint32_t fill = block_size - left;
+ uint32_t total_length = sha_priv->total << 3;
+
+ sha_priv->total += len;
+ sha_priv->total &= 0xffffffff;
+ uint32_t word_left = sha_priv->total & 0x3;
+#else
+ uint32_t left = total[0] & (block_size - 1);
+ uint32_t fill = block_size - left;
+ uint32_t total_length = total[0] << 3;
+
+ total[0] += len;
+ total[0] &= 0xffffffff;
+ uint32_t word_left = total[0] & 0x3;
+#endif
+ uint8_t temp_data[4];
+ uint32_t j;
+ if (finish_flag) {
+ /*calculate the final word*/
+ for (j = 0; j < 4; j++) {
+ temp_data[j] = (total_length >> (8 * j)) & 0xff;
+ }
+ }
+
+ uint8_t *p = (uint8_t *)input;
+ /* when the text is not aligned by block and len > fill */
+ if (left && len >= fill) {
+ if (finish_flag) {
+ if (sha_priv->endian == SHA_ENDIAN_MODE_BIG) {
+ memset(&sha_buffer[left], 0x0, len);
+ sha_buffer[left] = 0x80;
+ for (j=0; j<4; j++) {
+ sha_buffer[left + len - 4 + j] = temp_data[3 - j];
+ }
+ } else {
+ memset(&sha_buffer[left + 4 - last_left], 0x0, len - 4 + last_left);
+ sha_buffer[left - last_left + 3 - last_left] = 0x80;
+ for (j = 1; j < 4 - last_left; j++) {
+ sha_buffer[left - last_left + 3 - last_left - j] = 0x00;
+ }
+ for (j=0; j<4; j++) {
+ sha_buffer[left + len - 4 + j] = temp_data[j];
+ }
+ }
+ } else {
+ if (last_left && sha_priv->endian == SHA_ENDIAN_MODE_LITTLE) {
+ uint32_t i;
+ for (i = 0; i < 4 - last_left; i++) {
+ *(sha_buffer + left + 3 - last_left - i) = *((uint8_t *)p + 3 - last_left - i);
+ }
+
+ fill = fill - 4 + last_left;
+ p = (p + 4 - last_left);
+ }
+ else if (last_left) {
+ memcpy((void *)(sha_buffer + left + 4 - last_left), p, fill);
+ } else {
+ memcpy((void *)(sha_buffer + left), p, fill);
+ }
+ p += fill;
+ }
+
+ /* set the input data */
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_set_data(handle, (uint32_t *)sha_priv->state);
+#endif
+ sha_input_data((uint32_t *)sha_buffer, block_size >> 2);
+ sha_enable_calculate();
+
+#ifdef CONFIG_SHA_BLOCK_MODE
+ sha_message_done();
+
+#else
+ while (sha_int_flag);
+
+ sha_int_flag = 1;
+#endif
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_get_data(handle, (uint32_t *)sha_priv->state);
+#endif
+ len -= fill;
+ left = 0;
+ } else {
+ if (finish_flag) {
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ memset(sha_buffer, 0, sizeof(sha_priv->sha_buffer));
+#else
+ memset(sha_buffer, 0, sizeof(sha_buffer));
+#endif
+ if (sha_priv->endian == SHA_ENDIAN_MODE_BIG) {
+ sha_buffer[0] = 0x80;
+ for (j = 0; j < 4; j++) {
+ sha_buffer[block_size - 4 + j] = temp_data[3 - j];
+ }
+ } else {
+ sha_buffer[3 - last_left] = 0x80;
+ for (j = 0; j < 4; j++) {
+ sha_buffer[block_size - 4 + j] = temp_data[j];
+ }
+ }
+ }
+ }
+
+ /* calculate the hash by block */
+ while (len >= block_size) {
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_set_data(handle, (uint32_t *)sha_priv->state);
+#endif
+ if (finish_flag) {
+ if (fill == block_size) {
+ sha_input_data((uint32_t *)sha_buffer, block_size >> 2);
+ } else {
+ sha_input_data((uint32_t *)&sha_buffer[block_size], block_size >> 2);
+ }
+ }
+ else {
+ sha_input_data((uint32_t *)p, block_size >> 2);
+ p += block_size;
+ }
+ sha_enable_calculate();
+
+#ifdef CONFIG_SHA_BLOCK_MODE
+ sha_message_done();
+
+#else
+ while (sha_int_flag);
+
+ sha_int_flag = 1;
+#endif
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_get_data(handle, (uint32_t *)sha_priv->state);
+#endif
+ len -= block_size;
+ }
+
+ /* when the text is not aligned by block and len < fill */
+ if (len > 0) {
+ if (sha_priv->endian == SHA_ENDIAN_MODE_BIG || word_left == 0) {
+ memcpy((void *)(sha_buffer + left), p, len);
+ } else {
+ memcpy((void *)(sha_buffer + left), p, len + 4 - word_left);
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_priv->last_left = word_left;
+#else
+ last_left = word_left;
+#endif
+ }
+ }
+
+ sha_priv->status.busy = 0;
+
+ return 0;
+}
+
+/**
+ \brief finish the engine
+ \param[in] handle sha handle to operate.
+ \param[in] context Pointer to the sha context.
+ \param[out] output Pointer to the dest data
+ \return error code
+*/
+//static uint32_t total_length;
+int32_t csi_sha_finish(sha_handle_t handle, void *context, void *output)
+{
+ SHA_NULL_PARAM_CHK(handle);
+ SHA_NULL_PARAM_CHK(output);
+
+ ck_sha_priv_t *sha_priv = handle;
+ uint32_t block_size;
+ uint8_t message_len;
+ if (sha_priv->mode < 4) {
+ block_size = 64;
+ message_len = 8;
+ } else {
+ block_size = 128;
+ message_len = 16;
+ }
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ uint32_t last = sha_priv->total & (block_size - 1);
+ uint32_t padn = (last < (block_size - message_len)) ? (block_size - last) : (block_size + block_size - last);
+
+#else
+ uint32_t last = total[0] & (block_size - 1);
+ uint32_t padn = (last < (block_size - message_len)) ? (block_size - last) : (block_size + block_size - last);
+
+#endif
+
+ finish_flag = 1;
+
+ csi_sha_update(handle, NULL, output, padn);
+
+ /* get the hash result */
+ sha_get_data(handle, (uint32_t *)output);
+
+ uint8_t *p = output;
+ /* convert the data endian according the sha mode */
+ if (sha_priv->mode == SHA_MODE_1) {
+ sha_reverse_order(p, 20);
+ } else if (sha_priv->mode == SHA_MODE_224) {
+ sha_reverse_order(p, 28);
+ } else if (sha_priv->mode == SHA_MODE_256) {
+ sha_reverse_order(p, 32);
+ } else if (sha_priv->mode == SHA_MODE_512) {
+ sha_reverse_order(p, 64);
+ } else if (sha_priv->mode == SHA_MODE_384) {
+ sha_reverse_order(p, 48);
+ }
+
+#ifdef CONFIG_SHA_SUPPORT_MUL_THREAD
+ sha_priv->total = 0;
+ sha_priv->last_left = 0;
+#else
+ total[0] = 0;
+ last_left = 0;
+#endif
+ finish_flag = 0;
+
+ return 0;
+}
+
+/**
+ \brief Get SHA status.
+ \param[in] handle sha handle to operate.
+ \return SHA status \ref sha_status_t
+*/
+sha_status_t csi_sha_get_status(sha_handle_t handle)
+{
+ ck_sha_priv_t *sha_priv = handle;
+ return sha_priv->status;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v2.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v2.h
new file mode 100644
index 000000000..c6fea6438
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/sha/ck_sha_v2.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file ck_sha.h
+ * @brief header file for sha driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CK_SHA_H_
+#define _CK_SHA_H_
+
+#include <stdio.h>
+#include "drv_sha.h"
+#include "soc.h"
+
+#define SHA_INIT_OFFSET 3
+#define SHA_INT_ENABLE_OFFSET 4
+#define SHA_ENDIAN_OFFSET 5
+#define SHA_CAL_OFFSET 6
+typedef struct {
+ __IOM uint32_t SHA_CON; /* Offset: 0x000 (R/W) Control register */
+ __IOM uint32_t SHA_INTSTATE; /* Offset: 0x004 (R/W) Instatus register */
+ __IOM uint32_t SHA_H0L; /* Offset: 0x008 (R/W) H0L register */
+ __IOM uint32_t SHA_H1L; /* Offset: 0x00c (R/W) H1L register */
+ __IOM uint32_t SHA_H2L; /* Offset: 0x010 (R/W) H2L register */
+ __IOM uint32_t SHA_H3L; /* Offset: 0x014 (R/W) H3L register */
+ __IOM uint32_t SHA_H4L; /* Offset: 0x018 (R/W) H4L register */
+ __IOM uint32_t SHA_H5L; /* Offset: 0x01c (R/W) H5L register */
+ __IOM uint32_t SHA_H6L; /* Offset: 0x020 (R/W) H6L register */
+ __IOM uint32_t SHA_H7L; /* Offset: 0x024 (R/W) H7L register */
+ __IOM uint32_t SHA_H0H; /* Offset: 0x028 (R/W) H0H register */
+ __IOM uint32_t SHA_H1H; /* Offset: 0x02c (R/W) H1H register */
+ __IOM uint32_t SHA_H2H; /* Offset: 0x030 (R/W) H2H register */
+ __IOM uint32_t SHA_H3H; /* Offset: 0x034 (R/W) H3H register */
+ __IOM uint32_t SHA_H4H; /* Offset: 0x038 (R/W) H4H register */
+ __IOM uint32_t SHA_H5H; /* Offset: 0x03c (R/W) H5H register */
+ __IOM uint32_t SHA_H6H; /* Offset: 0x040 (R/W) H6H register */
+ __IOM uint32_t SHA_H7H; /* Offset: 0x044 (R/W) H7H register */
+ __IOM uint32_t SHA_DATA1; /* Offset: 0x048 (R/W) DATA1 register */
+ uint32_t REV[15];
+ __IOM uint32_t SHA_DATA2; /* Offset: 0x088 (R/W) DATA2 register */
+} ck_sha_reg_t;
+#endif
+
+typedef enum {
+ SHA_STATUS_START_END = 0, /* the one time count mode */
+ SHA_STATUS_START = 1, /* the first time of the cal */
+ SHA_STATUS_CONTINUE = 2, /* the middle stage of the cal */
+ SHA_STATUS_END = 3 /* the last time of the cal*/
+} enum_sha_status;
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/Kconfig b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/Kconfig
new file mode 100644
index 000000000..b7e48231f
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/Kconfig
@@ -0,0 +1,20 @@
+choice
+ prompt "select trng type "
+ help
+ select trng type
+config TRNG_CK
+ bool "csky trng"
+ help
+ select the ck trng driver
+
+config TRNG_ZX29
+ bool "zx29 trng"
+ help
+ select the zx29 trng driver
+
+config TRNG_XX
+ bool "example trng"
+ help
+ this option for test
+
+endchoice
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/ck_trng.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/ck_trng.c
new file mode 100644
index 000000000..33be9eff1
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/ck_trng.c
@@ -0,0 +1,233 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file ck_trng.c
+ * @brief CSI Source File for TRNG Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+#include "drv_trng.h"
+#include "ck_trng.h"
+
+
+#define ERR_TRNG(errno) (CSI_DRV_ERRNO_TRNG_BASE | errno)
+#define TRNG_NULL_PARAM_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_TRNG(EDRV_PARAMETER); \
+ } \
+ } while (0)
+
+typedef struct {
+ uint32_t base;
+ trng_event_cb_t cb;
+ trng_status_t status;
+} ck_trng_priv_t;
+
+extern int32_t target_get_trng_count(void);
+extern int32_t target_get_trng(int32_t idx, uint32_t *base);
+
+static ck_trng_priv_t trng_handle[CONFIG_TRNG_NUM];
+
+/* Driver Capabilities */
+static const trng_capabilities_t driver_capabilities = {
+ .lowper_mode = 1 /* low power mode */
+};
+
+extern int32_t target_get_trng(int32_t idx, uint32_t *base);
+extern int32_t target_get_trng_count(void);
+//
+// Functions
+//
+
+ck_trng_reg_t *trng_reg = NULL;
+
+static int32_t trng_enable(void)
+{
+ trng_reg->TCR |= TRNG_EN;
+ return 0;
+}
+
+static int32_t trng_get_data(void)
+{
+ int data = trng_reg->TDR;
+ return data;
+}
+
+static int32_t trng_data_is_ready(void)
+{
+ int flag = (trng_reg->TCR & TRNG_DATA_READY);
+ return flag;
+}
+
+/**
+ \brief get trng handle count.
+ \return trng handle count
+*/
+int32_t csi_trng_get_instance_count(void)
+{
+ return target_get_trng_count();
+}
+
+/**
+ \brief Initialize TRNG Interface. 1. Initializes the resources needed for the TRNG interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_trng_get_instance_count()
+ \param[in] cb_event Pointer to \ref trng_event_cb_t
+ \return pointer to trng handle
+*/
+trng_handle_t csi_trng_initialize(int32_t idx, trng_event_cb_t cb_event)
+{
+
+ if (idx < 0 || idx >= CONFIG_TRNG_NUM) {
+ return NULL;
+ }
+
+ /* obtain the trng information */
+ uint32_t base = 0u;
+ int32_t real_idx = target_get_trng(idx, &base);
+
+ if (real_idx != idx) {
+ return NULL;
+ }
+
+ ck_trng_priv_t *trng_priv = &trng_handle[idx];
+ trng_priv->base = base;
+
+ /* initialize the trng context */
+ trng_reg = (ck_trng_reg_t *)(trng_priv->base);
+ trng_priv->cb = cb_event;
+ trng_priv->status.busy = 0;
+ trng_priv->status.data_valid = 0;
+
+ return (trng_handle_t)trng_priv;
+}
+
+/**
+ \brief De-initialize TRNG Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle trng handle to operate.
+ \return error code
+*/
+int32_t csi_trng_uninitialize(trng_handle_t handle)
+{
+ TRNG_NULL_PARAM_CHK(handle);
+
+ ck_trng_priv_t *trng_priv = handle;
+ trng_priv->cb = NULL;
+
+ return 0;
+}
+
+/**
+ \brief Get driver capabilities.
+ \param[in] trng handle to operate.
+ \return \ref trng_capabilities_t
+*/
+trng_capabilities_t csi_trng_get_capabilities(trng_handle_t handle)
+{
+ return driver_capabilities;
+}
+
+/**
+ \brief Get data from the TRNG.
+ \param[in] handle trng handle to operate.
+ \param[out] data Pointer to buffer with data get from TRNG
+ \param[in] num Number of data items to obtain
+ \return error code
+*/
+int32_t csi_trng_get_data(trng_handle_t handle, void *data, uint32_t num)
+{
+ TRNG_NULL_PARAM_CHK(handle);
+ TRNG_NULL_PARAM_CHK(data);
+ TRNG_NULL_PARAM_CHK(num);
+
+ ck_trng_priv_t *trng_priv = handle;
+
+ trng_priv->status.busy = 1U;
+ trng_priv->status.data_valid = 0U;
+
+ uint8_t left_len = (uint32_t)data & 0x3;
+ uint32_t result = 0;
+
+ /* if the data addr is not aligned by word */
+ if (left_len) {
+ trng_enable();
+ while (!trng_data_is_ready());
+ result = trng_get_data();
+ /* wait the data is ready */
+ while (trng_data_is_ready());
+
+ if (num > (4 - left_len)) {
+ memcpy(data, &result, 4 - left_len);
+ } else {
+ memcpy(data, &result, num);
+ trng_priv->status.busy = 0U;
+ trng_priv->status.data_valid = 1U;
+
+ if (trng_priv->cb) {
+ trng_priv->cb(TRNG_EVENT_DATA_GENERATE_COMPLETE);
+ }
+ return 0;
+ }
+ num -= (4 - left_len);
+ data += (4 - left_len);
+ }
+
+ uint32_t word_len = num >> 2;
+ left_len = num & 0x3;
+
+ /* obtain the data by word */
+ while (word_len--) {
+ trng_enable();
+ while (!trng_data_is_ready());
+ result = trng_get_data();
+ while (trng_data_is_ready());
+ *(uint32_t *)data = result;
+ data = (void *)((uint32_t)data + 4);
+ }
+
+ /* if the num is not aligned by word */
+ if (left_len) {
+ trng_enable();
+ while (!trng_data_is_ready());
+ result = trng_get_data();
+ while (trng_data_is_ready());
+ memcpy(data, &result, left_len);
+ }
+
+ trng_priv->status.busy = 0U;
+ trng_priv->status.data_valid = 1U;
+
+ if (trng_priv->cb) {
+ trng_priv->cb(TRNG_EVENT_DATA_GENERATE_COMPLETE);
+ }
+
+ return 0;
+}
+
+/**
+ \brief Get TRNG status.
+ \param[in] handle trng handle to operate.
+ \return TRNG status \ref trng_status_t
+*/
+trng_status_t csi_trng_get_status(trng_handle_t handle)
+{
+ ck_trng_priv_t *trng_priv = handle;
+ return trng_priv->status;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/ck_trng.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/ck_trng.h
new file mode 100644
index 000000000..4255cf262
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/ck_trng.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file ck_trng.h
+ * @brief header file for trng driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CK_TRNG_H_
+#define _CK_TRNG_H_
+
+#include "drv_trng.h"
+#include "soc.h"
+
+/*
+ * define the bits for TCR
+ */
+#define TRNG_EN (1UL << 1)
+#define TRNG_LOWPER_MODE (1UL << 2)
+#define TRNG_DATA_READY 1
+
+typedef struct {
+ __IOM uint32_t TCR; /* Offset: 0x000 (W/R) TRNG control register */
+ __IM uint32_t TDR; /* Offset: 0x004 (R) TRNG Data register */
+
+} ck_trng_reg_t;
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/osr_trng.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/osr_trng.c
new file mode 100644
index 000000000..5e1a65563
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/osr_trng.c
@@ -0,0 +1,241 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file osr_trng.c
+ * @brief CSI Source File for TRNG Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+#include "drv_trng.h"
+#include "osr_trng.h"
+
+
+#define ERR_TRNG(errno) (CSI_DRV_ERRNO_TRNG_BASE | errno)
+#define TRNG_NULL_PARAM_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_TRNG(EDRV_PARAMETER); \
+ } \
+ } while (0)
+
+typedef struct {
+ uint32_t base;
+ uint32_t irq;
+ trng_event_cb_t cb;
+ trng_status_t status;
+} osr_trng_priv_t;
+
+extern int32_t target_get_trng(int32_t idx, uint32_t *base, uint32_t *irq);
+
+static osr_trng_priv_t trng_handle[CONFIG_TRNG_NUM];
+
+/* Driver Capabilities */
+static const trng_capabilities_t driver_capabilities = {
+ .lowper_mode = 0 /* low power mode */
+};
+
+//
+// Functions
+//
+
+osr_trng_reg_t *trng_reg = NULL;
+
+static int32_t trng_disable_irq(void)
+{
+ trng_reg->RBG_CR &= ~TRNG_IRQ_BIT;
+ return 0;
+}
+
+static int32_t trng_enable(void)
+{
+ trng_reg->RBG_CR |= TRNG_EN;
+ return 0;
+}
+
+static int32_t trng_get_data(void)
+{
+ int data = trng_reg->RBG_DR;
+ return data;
+}
+
+static int32_t trng_data_is_ready(void)
+{
+ int flag = (trng_reg->RBG_FIFO_SR & TRNG_DATA_READY);
+ return flag;
+}
+
+/**
+ \brief Initialize TRNG Interface. 1. Initializes the resources needed for the TRNG interface 2.registers event callback function
+ \param[in] idx device id
+ \param[in] cb_event Pointer to \ref trng_event_cb_t
+ \return pointer to trng handle
+*/
+trng_handle_t csi_trng_initialize(int32_t idx, trng_event_cb_t cb_event)
+{
+
+ if (idx < 0 || idx >= CONFIG_TRNG_NUM) {
+ return NULL;
+ }
+
+ /* obtain the trng information */
+ uint32_t base = 0u;
+ uint32_t irq = 0u;
+ int32_t real_idx = target_get_trng(idx, &base, &irq);
+
+ if (real_idx != idx) {
+ return NULL;
+ }
+
+ osr_trng_priv_t *trng_priv = &trng_handle[idx];
+ trng_priv->base = base;
+ trng_priv->irq = irq;
+
+ /* initialize the trng context */
+ trng_reg = (osr_trng_reg_t *)(trng_priv->base);
+ trng_priv->cb = cb_event;
+ trng_priv->status.busy = 0;
+ trng_priv->status.data_valid = 0;
+
+ trng_disable_irq();
+
+ return (trng_handle_t)trng_priv;
+}
+
+/**
+ \brief De-initialize TRNG Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle trng handle to operate.
+ \return error code
+*/
+int32_t csi_trng_uninitialize(trng_handle_t handle)
+{
+ TRNG_NULL_PARAM_CHK(handle);
+
+ osr_trng_priv_t *trng_priv = handle;
+ trng_priv->cb = NULL;
+
+ return 0;
+}
+
+/**
+ \brief Get driver capabilities.
+ \param[in] idx device id.
+ \return \ref trng_capabilities_t
+*/
+//trng_capabilities_t csi_trng_get_capabilities(int32_t idx)
+trng_capabilities_t csi_trng_get_capabilities(trng_handle_t handle)
+{
+ /*
+ if (idx < 0 || idx >= CONFIG_TRNG_NUM) {
+ trng_capabilities_t ret;
+ memset(&ret, 0, sizeof(trng_capabilities_t));
+ return ret;
+ }*/
+ return driver_capabilities;
+}
+
+/**
+ \brief Get data from the TRNG.
+ \param[in] handle trng handle to operate.
+ \param[out] data Pointer to buffer with data get from TRNG
+ \param[in] num Number of data items to obtain
+ \return error code
+*/
+int32_t csi_trng_get_data(trng_handle_t handle, void *data, uint32_t num)
+{
+ TRNG_NULL_PARAM_CHK(handle);
+ TRNG_NULL_PARAM_CHK(data);
+ TRNG_NULL_PARAM_CHK(num);
+
+ osr_trng_priv_t *trng_priv = handle;
+
+ trng_priv->status.busy = 1U;
+ trng_priv->status.data_valid = 0U;
+
+ uint8_t left_len = (uint32_t)data & 0x3;
+ uint32_t result = 0;
+
+ trng_enable();
+ /* if the data addr is not aligned by word */
+ if (left_len) {
+ while (!trng_data_is_ready());
+ result = trng_get_data();
+
+ if (num > (4 - left_len)) {
+ memcpy(data, &result, 4 - left_len);
+ } else {
+ memcpy(data, &result, num);
+ trng_priv->status.busy = 0U;
+ trng_priv->status.data_valid = 1U;
+
+ if (trng_priv->cb) {
+ //trng_priv->cb(0, TRNG_EVENT_DATA_GENERATE_COMPLETE);
+ trng_priv->cb(TRNG_EVENT_DATA_GENERATE_COMPLETE);
+ }
+ return 0;
+ }
+ num -= (4 - left_len);
+ data += (4 - left_len);
+ }
+
+ uint32_t word_len = num >> 2;
+ left_len = num & 0x3;
+
+ /* obtain the data by word */
+ while (word_len--) {
+ while (!trng_data_is_ready());
+ result = trng_get_data();
+ *(uint32_t *)data = result;
+ data = (void *)((uint32_t)data + 4);
+ }
+
+ /* if the num is not aligned by word */
+ if (left_len) {
+ while (!trng_data_is_ready());
+ result = trng_get_data();
+ memcpy(data, &result, left_len);
+ }
+
+ trng_priv->status.busy = 0U;
+ trng_priv->status.data_valid = 1U;
+
+ if (trng_priv->cb) {
+ //trng_priv->cb(0, TRNG_EVENT_DATA_GENERATE_COMPLETE);
+ trng_priv->cb(TRNG_EVENT_DATA_GENERATE_COMPLETE);
+ }
+
+ return 0;
+}
+
+/**
+ \brief Get TRNG status.
+ \param[in] handle trng handle to operate.
+ \return TRNG status \ref trng_status_t
+*/
+trng_status_t csi_trng_get_status(trng_handle_t handle)
+{
+ if (handle == NULL) {
+ trng_status_t ret;
+ memset(&ret, 0, sizeof(trng_status_t));
+ return ret;
+ }
+ osr_trng_priv_t *trng_priv = handle;
+ return trng_priv->status;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/osr_trng.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/osr_trng.h
new file mode 100644
index 000000000..d1fb9f956
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/trng/osr_trng.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file osr_trng.h
+ * @brief header file for trng driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _OSR_TRNG_H_
+#define _OSR_TRNG_H_
+
+#include "drv_trng.h"
+#include "soc.h"
+
+/*
+ * define the bits for TCR
+ */
+#define TRNG_EN (1UL << 0)
+#define TRNG_DATA_READY (0xff << 16)
+#define TRNG_IRQ_BIT (1UL << 24)
+
+typedef struct {
+ __IOM uint32_t RBG_CR; /* Offset: 0x000 (W/R) RBG control register */
+ __IOM uint32_t RBG_RTCR; /* Offset: 0x004 (W/R) RBG mode selection register */
+ __IOM uint32_t RBG_SR; /* Offset: 0x008 (W/R) RBG status register */
+ __IM uint32_t RBG_DR; /* Offset: 0x00c ( /R) RBG data register */
+ uint32_t Reserved[4];
+ __IOM uint32_t RBG_FIFO_CR; /* Offset: 0x020 (W/R) FIFO control register */
+ __IM uint32_t RBG_FIFO_SR; /* Offset: 0x024 ( /R) FIFO status register */
+} osr_trng_reg_t;
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/Kconfig b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/Kconfig
new file mode 100644
index 000000000..8e3e09630
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/Kconfig
@@ -0,0 +1,25 @@
+choice
+ prompt "select usart type "
+ help
+ select usart type
+config USART_DW
+ bool "designware usart"
+ help
+ select the dw usart driver
+
+config USART_CK
+ bool "csky usart"
+ help
+ select the ck usart driver
+
+config USART_SILAN
+ bool "silan usart"
+ help
+ select the silan usart driver
+
+config USART_ZX29
+ bool "zx29 usart"
+ help
+ select the zx29 usart driver
+endchoice
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/ck_usart.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/ck_usart.c
new file mode 100644
index 000000000..4abd8e779
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/ck_usart.c
@@ -0,0 +1,710 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file ck_usart.c
+ * @brief CSI Source File for usart Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <stdbool.h>
+#include "csi_core.h"
+#include "drv_usart.h"
+#include "ck_usart.h"
+#include "soc.h"
+
+#define ERR_USART(errno) (CSI_DRV_ERRNO_USART_BASE | errno)
+
+/*
+ * setting config may be accessed when the USART is not
+ * busy(USR[0]=0) and the DLAB bit(LCR[7]) is set.
+ */
+
+#define WAIT_USART_IDLE(addr)\
+ do { \
+ int32_t timecount = 0; \
+ while ((addr->USR & USR_UART_BUSY) && (timecount < UART_BUSY_TIMEOUT)) {\
+ timecount++;\
+ }\
+ if (timecount >= UART_BUSY_TIMEOUT) {\
+ return ERR_USART(EDRV_TIMEOUT);\
+ } \
+ } while(0)
+
+#define USART_NULL_PARAM_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_USART(EDRV_PARAMETER); \
+ } \
+ } while (0)
+
+typedef struct {
+ uint32_t base;
+ uint32_t irq;
+ usart_event_cb_t cb_event; ///< Event callback
+ void *cb_arg;
+ uint32_t rx_total_num;
+ uint32_t tx_total_num;
+ uint8_t *rx_buf;
+ uint8_t *tx_buf;
+ volatile uint32_t rx_cnt;
+ volatile uint32_t tx_cnt;
+ volatile uint32_t tx_busy;
+ volatile uint32_t rx_busy;
+} dw_usart_priv_t;
+
+extern int32_t target_usart_init(pin_t tx, pin_t rx, uint32_t *base, uint32_t *irq);
+
+static dw_usart_priv_t usart_instance[CONFIG_USART_NUM];
+
+static const usart_capabilities_t usart_capabilities = {
+ .asynchronous = 1, /* supports USART (Asynchronous) mode */
+ .synchronous_master = 0, /* supports Synchronous Master mode */
+ .synchronous_slave = 0, /* supports Synchronous Slave mode */
+ .single_wire = 0, /* supports USART Single-wire mode */
+ .event_tx_complete = 1, /* Transmit completed event */
+ .event_rx_timeout = 0, /* Signal receive character timeout event */
+};
+
+/**
+ \brief set the bautrate of usart.
+ \param[in] addr usart base to operate.
+ \param[in] baudrate.
+ \param[in] apbfreq the frequence of the apb.
+ \return error code
+*/
+static int32_t dw_usart_set_baudrate(dw_usart_reg_t *addr, uint32_t baudrate, uint32_t apbfreq)
+{
+ WAIT_USART_IDLE(addr);
+
+ /* baudrate=(seriak clock freq)/(16*divisor); algorithm :rounding*/
+ uint32_t divisor = ((apbfreq * 10) / baudrate) >> 4;
+
+ if ((divisor % 10) >= 5) {
+ divisor = (divisor / 10) + 1;
+ } else {
+ divisor = divisor / 10;
+ }
+
+ addr->LCR |= LCR_SET_DLAB;
+ /* DLL and DLH is lower 8-bits and higher 8-bits of divisor.*/
+ addr->DLL = divisor & 0xff;
+ addr->DLH = (divisor >> 8) & 0xff;
+ /*
+ * The DLAB must be cleared after the baudrate is setted
+ * to access other registers.
+ */
+ addr->LCR &= (~LCR_SET_DLAB);
+
+ return 0;
+}
+
+/**
+ \brief enable or disable parity.
+ \param[in] addr usart base to operate.
+ \param[in] parity ODD=8, EVEN=16, or NONE=0.
+ \return error code
+*/
+
+static int32_t dw_usart_set_parity(dw_usart_reg_t *addr, usart_parity_e parity)
+{
+ WAIT_USART_IDLE(addr);
+
+ switch (parity) {
+ case USART_PARITY_NONE:
+ /*CLear the PEN bit(LCR[3]) to disable parity.*/
+ addr->LCR &= (~LCR_PARITY_ENABLE);
+ break;
+
+ case USART_PARITY_ODD:
+ /* Set PEN and clear EPS(LCR[4]) to set the ODD parity. */
+ addr->LCR |= LCR_PARITY_ENABLE;
+ addr->LCR &= LCR_PARITY_ODD;
+ break;
+
+ case USART_PARITY_EVEN:
+ /* Set PEN and EPS(LCR[4]) to set the EVEN parity.*/
+ addr->LCR |= LCR_PARITY_ENABLE;
+ addr->LCR |= LCR_PARITY_EVEN;
+ break;
+
+ default:
+ return ERR_USART(EDRV_USART_PARITY);
+ }
+
+ return 0;
+}
+
+/**
+ \brief set the stop bit.
+ \param[in] addr usart base to operate.
+ \param[in] stopbit two possible value: USART_STOP_BITS_1 and USART_STOP_BITS_2.
+ \return error code
+*/
+static int32_t dw_usart_set_stopbit(dw_usart_reg_t *addr, usart_stop_bits_e stopbit)
+{
+ WAIT_USART_IDLE(addr);
+
+ switch (stopbit) {
+ case USART_STOP_BITS_1:
+ /* Clear the STOP bit to set 1 stop bit*/
+ addr->LCR &= LCR_STOP_BIT1;
+ break;
+
+ case USART_STOP_BITS_2:
+ /*
+ * If the STOP bit is set "1",we'd gotten 1.5 stop
+ * bits when DLS(LCR[1:0]) is zero, else 2 stop bits.
+ */
+ addr->LCR |= LCR_STOP_BIT2;
+ break;
+
+ default:
+ return ERR_USART(EDRV_USART_STOP_BITS);
+ }
+
+ return 0;
+}
+
+/**
+ \brief the transmit data length,and we have four choices:5, 6, 7, and 8 bits.
+ \param[in] addr usart base to operate.
+ \param[in] databits the data length that user decides.
+ \return error code
+*/
+static int32_t dw_usart_set_databit(dw_usart_reg_t *addr, usart_data_bits_e databits)
+{
+ WAIT_USART_IDLE(addr);
+ /* The word size decides by the DLS bits(LCR[1:0]), and the
+ * corresponding relationship between them is:
+ * DLS word size
+ * 00 -- 5 bits
+ * 01 -- 6 bits
+ * 10 -- 7 bits
+ * 11 -- 8 bits
+ */
+
+ switch (databits) {
+ case USART_DATA_BITS_5:
+ addr->LCR &= LCR_WORD_SIZE_5;
+ break;
+
+ case USART_DATA_BITS_6:
+ addr->LCR &= 0xfd;
+ addr->LCR |= LCR_WORD_SIZE_6;
+ break;
+
+ case USART_DATA_BITS_7:
+ addr->LCR &= 0xfe;
+ addr->LCR |= LCR_WORD_SIZE_7;
+ break;
+
+ case USART_DATA_BITS_8:
+ addr->LCR |= LCR_WORD_SIZE_8;
+ break;
+
+ default:
+ return ERR_USART(EDRV_USART_DATA_BITS);
+ }
+
+ return 0;
+}
+
+/**
+ \brief get character in query mode.
+ \param[in] instance usart instance to operate.
+ \param[in] the pointer to the recieve charater.
+ \return error code
+*/
+int32_t csi_usart_getchar(usart_handle_t handle, uint8_t *ch)
+{
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ while (!(addr->LSR & LSR_DATA_READY));
+
+ *ch = addr->RBR;
+
+ return 0;
+}
+
+/**
+ \brief transmit character in query mode.
+ \param[in] instance usart instance to operate.
+ \param[in] ch the input charater
+ \return error code
+*/
+int32_t csi_usart_putchar(usart_handle_t handle, uint8_t ch)
+{
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ while ((!(addr->LSR & DW_LSR_TRANS_EMPTY)));
+
+ addr->THR = ch;
+
+ return 0;
+
+}
+
+/**
+ \brief interrupt service function for transmitter holding register empty.
+ \param[in] usart_priv usart private to operate.
+*/
+static void dw_usart_intr_threshold_empty(dw_usart_priv_t *usart_priv)
+{
+ if (usart_priv->tx_total_num == 0) {
+ return;
+ }
+
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ addr->THR = *((uint8_t *)usart_priv->tx_buf);
+ usart_priv->tx_cnt++;
+ usart_priv->tx_buf++;
+
+ if (usart_priv->tx_cnt >= usart_priv->tx_total_num) {
+ addr->IER &= (~IER_THRE_INT_ENABLE);
+
+ while ((!(addr->LSR & DW_LSR_TEMT)));
+
+ usart_priv->tx_cnt = 0;
+ usart_priv->tx_busy = 0;
+ usart_priv->tx_buf = NULL;
+ usart_priv->tx_total_num = 0;
+
+ if (usart_priv->cb_event) {
+ usart_priv->cb_event(USART_EVENT_SEND_COMPLETE, usart_priv->cb_arg);
+ }
+ }
+
+}
+
+/**
+ \brief interrupt service function for receiver data available.
+ \param[in] usart_priv usart private to operate.
+*/
+static void dw_usart_intr_recv_data(dw_usart_priv_t *usart_priv)
+{
+ if (usart_priv->cb_event && (usart_priv->rx_total_num == 0)) {
+ usart_priv->cb_event(USART_EVENT_RECEIVED, usart_priv->cb_arg);
+ return;
+ }
+
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+ uint8_t data = addr->RBR;
+
+ if ((usart_priv->rx_total_num == 0) || (usart_priv->rx_buf == NULL)) {
+ return;
+ }
+
+ *((uint8_t *)usart_priv->rx_buf) = data;
+ usart_priv->rx_cnt++;
+ usart_priv->rx_buf++;
+
+ if (usart_priv->rx_cnt >= usart_priv->rx_total_num) {
+ usart_priv->rx_cnt = 0;
+ usart_priv->rx_buf = NULL;
+ usart_priv->rx_busy = 0;
+ usart_priv->rx_total_num = 0;
+
+ if (usart_priv->cb_event) {
+ usart_priv->cb_event(USART_EVENT_RECEIVE_COMPLETE, usart_priv->cb_arg);
+ }
+ }
+
+}
+
+/**
+ \brief the interrupt service function.
+ \param[in] index of usart instance.
+*/
+void dw_usart_irqhandler(int32_t idx)
+{
+ dw_usart_priv_t *usart_priv = &usart_instance[idx];
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ uint8_t intr_state = addr->IIR & 0xf;
+
+ switch (intr_state) {
+ case DW_IIR_THR_EMPTY: /* interrupt source:transmitter holding register empty */
+ dw_usart_intr_threshold_empty(usart_priv);
+ break;
+
+ case DW_IIR_RECV_DATA: /* interrupt source:receiver data available or receiver fifo trigger level reached */
+ dw_usart_intr_recv_data(usart_priv);
+ break;
+
+ default:
+ break;
+ }
+}
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle usart handle to operate.
+ \return \ref usart_capabilities_t
+*/
+usart_capabilities_t csi_usart_get_capabilities(usart_handle_t handle)
+{
+ return usart_capabilities;
+}
+
+/**
+ \brief Initialize USART Interface. 1. Initializes the resources needed for the USART interface 2.registers event callback function
+ \param[in] usart pin of tx
+ \param[in] usart pin of rx
+ \param[in] cb_event Pointer to \ref usart_event_cb_t
+ \return return usart handle if success
+*/
+usart_handle_t csi_usart_initialize(pin_t tx, pin_t rx, usart_event_cb_t cb_event, void *cb_arg)
+{
+ uint32_t base = 0u;
+ uint32_t irq = 0u;
+
+ int32_t idx = target_usart_init(tx, rx, &base, &irq);
+
+ if (idx < 0 || idx >= CONFIG_USART_NUM) {
+ return NULL;
+ }
+
+ dw_usart_priv_t *usart_priv = &usart_instance[idx];
+ usart_priv->base = base;
+ usart_priv->irq = irq;
+ usart_priv->cb_event = cb_event;
+ usart_priv->cb_arg = cb_arg;
+
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ /* enable received data available */
+ addr->IER = IER_RDA_INT_ENABLE;
+ drv_nvic_enable_irq(usart_priv->irq);
+
+ return usart_priv;
+}
+
+/**
+ \brief De-initialize UART Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_uninitialize(usart_handle_t handle)
+{
+ USART_NULL_PARAM_CHK(handle);
+
+ dw_usart_priv_t *usart_priv = handle;
+
+ drv_nvic_disable_irq(usart_priv->irq);
+ usart_priv->cb_event = NULL;
+
+ return 0;
+}
+
+/**
+ \brief config usart mode.
+ \param[in] handle usart handle to operate.
+ \param[in] sysclk configured system clock.
+ \param[in] mode \ref usart_mode_e
+ \param[in] parity \ref usart_parity_e
+ \param[in] stopbits \ref usart_stop_bits_e
+ \param[in] bits \ref usart_data_bits_e
+ \param[in] baud configured baud
+ \return error code
+*/
+int32_t csi_usart_config(usart_handle_t handle,
+ uint32_t sysclk,
+ uint32_t baud,
+ usart_mode_e mode,
+ usart_parity_e parity,
+ usart_stop_bits_e stopbits,
+ usart_data_bits_e bits)
+{
+ USART_NULL_PARAM_CHK(handle);
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ /* control the data_bit of the usart*/
+ int32_t ret = dw_usart_set_baudrate(addr, baud, sysclk);
+
+ if (ret < 0) {
+ return ret;
+ }
+
+ /* control the parity of the usart*/
+ ret = dw_usart_set_parity(addr, parity);
+
+ if (ret < 0) {
+ return ret;
+ }
+
+ /* control the stopbit of the usart*/
+ ret = dw_usart_set_stopbit(addr, stopbits);
+
+ if (ret < 0) {
+ return ret;
+ }
+
+ ret = dw_usart_set_databit(addr, bits);
+
+ if (ret < 0) {
+ return ret;
+ }
+
+ return 0;
+}
+/**
+ \brief config usart default tx value. used in syn mode
+ \param[in] handle usart handle to operate.
+ \param[in] value default tx value
+ \return error code
+*/
+int32_t csi_usart_set_default_tx_value(usart_handle_t handle, uint32_t value)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Start sending data to UART transmitter,(received data is ignored).
+ The function is non-blocking,UART_EVENT_TRANSFER_COMPLETE is signaled when transfer completes.
+ csi_usart_get_status can indicates if transmission is still in progress or pending
+ \param[in] handle usart handle to operate.
+ \param[in] data Pointer to buffer with data to send to UART transmitter. data_type is : uint8_t for 1..8 data bits, uint16_t for 9..16 data bits,uint32_t for 17..32 data bits,
+ \param[in] num Number of data items to send
+ \return error code
+*/
+int32_t csi_usart_send(usart_handle_t handle, const void *data, uint32_t num)
+{
+ USART_NULL_PARAM_CHK(handle);
+ USART_NULL_PARAM_CHK(data);
+
+ if (num == 0) {
+ return ERR_USART(EDRV_PARAMETER);
+ }
+
+ dw_usart_priv_t *usart_priv = handle;
+ uint8_t *source = NULL;
+ source = (uint8_t *)data;
+
+ usart_priv->tx_buf = (uint8_t *)data;
+ usart_priv->tx_total_num = num;
+ usart_priv->tx_cnt = 0;
+ usart_priv->tx_busy = 1;
+
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+ /* enable the interrupt*/
+ addr->IER |= IER_THRE_INT_ENABLE;
+ return 0;
+}
+
+/**
+ \brief Abort Send data to UART transmitter
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_abort_send(usart_handle_t handle)
+{
+ USART_NULL_PARAM_CHK(handle);
+ dw_usart_priv_t *usart_priv = handle;
+
+ usart_priv->tx_cnt = usart_priv->tx_total_num;
+ return 0;
+}
+
+/**
+ \brief Start receiving data from UART receiver.transmits the default value as specified by csi_usart_set_default_tx_value
+ \param[in] handle usart handle to operate.
+ \param[out] data Pointer to buffer for data to receive from UART receiver
+ \param[in] num Number of data items to receive
+ \return error code
+*/
+int32_t csi_usart_receive(usart_handle_t handle, void *data, uint32_t num)
+{
+ USART_NULL_PARAM_CHK(handle);
+ USART_NULL_PARAM_CHK(data);
+
+ uint8_t *dest = NULL;
+ dw_usart_priv_t *usart_priv = handle;
+ dest = (uint8_t *)data;
+
+ usart_priv->rx_buf = (uint8_t *)data; // Save receive buffer usart
+ usart_priv->rx_total_num = num; // Save number of data to be received
+ usart_priv->rx_cnt = 0;
+ usart_priv->rx_busy = 1;
+
+ return 0;
+
+}
+
+/**
+ \brief query data from UART receiver FIFO.
+ \param[in] handle usart handle to operate.
+ \param[out] data Pointer to buffer for data to receive from UART receiver
+ \param[in] num Number of data items to receive
+ \return receive fifo data num
+*/
+int32_t csi_usart_receive_query(usart_handle_t handle, void *data, uint32_t num)
+{
+ USART_NULL_PARAM_CHK(handle);
+ USART_NULL_PARAM_CHK(data);
+
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+ int32_t recv_num = 0;
+
+ while (addr->LSR & 0x1) {
+ *((uint8_t *)data++) = addr->RBR;
+ recv_num++;
+
+ if (recv_num >= num) {
+ break;
+ }
+ }
+
+ return recv_num;
+
+}
+
+/**
+ \brief Abort Receive data from UART receiver
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_abort_receive(usart_handle_t handle)
+{
+ USART_NULL_PARAM_CHK(handle);
+ dw_usart_priv_t *usart_priv = handle;
+
+ usart_priv->rx_cnt = usart_priv->rx_total_num;
+ return 0;
+}
+
+/**
+ \brief Start sending/receiving data to/from UART transmitter/receiver.
+ \param[in] handle usart handle to operate.
+ \param[in] data_out Pointer to buffer with data to send to USART transmitter
+ \param[out] data_in Pointer to buffer for data to receive from USART receiver
+ \param[in] num Number of data items to transfer
+ \return error code
+*/
+int32_t csi_usart_transfer(usart_handle_t handle, const void *data_out, void *data_in, uint32_t num)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief abort sending/receiving data to/from USART transmitter/receiver.
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_abort_transfer(usart_handle_t handle)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Get USART status.
+ \param[in] handle usart handle to operate.
+ \return USART status \ref usart_status_t
+*/
+usart_status_t csi_usart_get_status(usart_handle_t handle)
+{
+ usart_status_t usart_status;
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+ uint32_t line_status_reg = addr->LSR;
+
+ usart_status.tx_busy = usart_priv->tx_busy;
+ usart_status.rx_busy = usart_priv->rx_busy;
+
+ if (line_status_reg & DW_LSR_BI) {
+ usart_status.rx_break = 1;
+ }
+
+ if (line_status_reg & DW_LSR_FE) {
+ usart_status.rx_framing_error = 1;
+ }
+
+ if (line_status_reg & DW_LSR_PE) {
+ usart_status.rx_parity_error = 1;
+ }
+
+ return usart_status;
+}
+
+/**
+ \brief control the transmit.
+ \param[in] handle usart handle to operate.
+ \param[in] 1 - enable the transmitter. 0 - disable the transmitter
+ \return error code
+*/
+int32_t csi_usart_control_tx(usart_handle_t handle, uint32_t enable)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return 0;
+}
+
+/**
+ \brief control the receive.
+ \param[in] handle usart handle to operate.
+ \param[in] 1 - enable the receiver. 0 - disable the receiver
+ \return error code
+*/
+int32_t csi_usart_control_rx(usart_handle_t handle, uint32_t enable)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return 0;
+}
+
+/**
+ \brief control the break.
+ \param[in] handle usart handle to operate.
+ \param[in] 1- Enable continuous Break transmission,0 - disable continuous Break transmission
+ \return error code
+*/
+int32_t csi_usart_control_break(usart_handle_t handle, uint32_t enable)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief flush receive/send data.
+ \param[in] handle usart handle to operate.
+ \param[in] type \ref usart_flush_type_e.
+ \return error code
+*/
+int32_t csi_usart_flush(usart_handle_t handle, usart_flush_type_e type)
+{
+ USART_NULL_PARAM_CHK(handle);
+
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ if (type == USART_FLUSH_WRITE) {
+ while ((!(addr->LSR & DW_LSR_TEMT)));
+ } else if (type == USART_FLUSH_READ) {
+ while (addr->LSR & 0x1) {
+ addr->RBR;
+ }
+ } else {
+ return ERR_USART(EDRV_PARAMETER);
+ }
+
+ return 0;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/ck_usart.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/ck_usart.h
new file mode 100644
index 000000000..250da246f
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/ck_usart.h
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file dw_usart.h
+ * @brief header file for usart driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef __CK_USART_H
+#define __CK_USART_H
+
+#include <stdio.h>
+#include "errno.h"
+#include "soc.h"
+
+#define BAUDRATE_DEFAULT 19200
+#define UART_BUSY_TIMEOUT 1000000
+#define UART_RECEIVE_TIMEOUT 1000
+#define UART_TRANSMIT_TIMEOUT 1000
+#define UART_MAX_FIFO 0x10
+/* UART register bit definitions */
+
+#define USR_UART_BUSY 0x01
+#define USR_UART_TFE 0x04
+#define USR_UART_RFNE 0x08
+#define LSR_DATA_READY 0x01
+#define LSR_THR_EMPTY 0x20
+#define IER_RDA_INT_ENABLE 0x01
+#define IER_THRE_INT_ENABLE 0x02
+#define IIR_NO_ISQ_PEND 0x01
+
+#define LCR_SET_DLAB 0x80 /* enable r/w DLR to set the baud rate */
+#define LCR_PARITY_ENABLE 0x08 /* parity enabled */
+#define LCR_PARITY_EVEN 0x10 /* Even parity enabled */
+#define LCR_PARITY_ODD 0xef /* Odd parity enabled */
+#define LCR_WORD_SIZE_5 0xfc /* the data length is 5 bits */
+#define LCR_WORD_SIZE_6 0x01 /* the data length is 6 bits */
+#define LCR_WORD_SIZE_7 0x02 /* the data length is 7 bits */
+#define LCR_WORD_SIZE_8 0x03 /* the data length is 8 bits */
+#define LCR_STOP_BIT1 0xfb /* 1 stop bit */
+#define LCR_STOP_BIT2 0x04 /* 1.5 stop bit */
+
+#define DW_LSR_PFE 0x80
+#define DW_LSR_TEMT 0x40
+#define DW_LSR_THRE 0x40
+#define DW_LSR_BI 0x10
+#define DW_LSR_FE 0x08
+#define DW_LSR_PE 0x04
+#define DW_LSR_OE 0x02
+#define DW_LSR_DR 0x01
+#define DW_LSR_TRANS_EMPTY 0x20
+
+#define DW_IIR_THR_EMPTY 0x02 /* threshold empty */
+#define DW_IIR_RECV_DATA 0x04 /* received data available */
+
+typedef struct {
+ union {
+ __IM uint32_t RBR; /* Offset: 0x000 (R/ ) Receive buffer register */
+ __OM uint32_t THR; /* Offset: 0x000 ( /W) Transmission hold register */
+ __IOM uint32_t DLL; /* Offset: 0x000 (R/W) Clock frequency division low section register */
+ };
+ union {
+ __IOM uint32_t DLH; /* Offset: 0x004 (R/W) Clock frequency division high section register */
+ __IOM uint32_t IER; /* Offset: 0x004 (R/W) Interrupt enable register */
+ };
+ __IM uint32_t IIR; /* Offset: 0x008 (R/ ) Interrupt indicia register */
+ __IOM uint32_t LCR; /* Offset: 0x00C (R/W) Transmission control register */
+ uint32_t RESERVED0;
+ __IM uint32_t LSR; /* Offset: 0x014 (R/ ) Transmission state register */
+ __IM uint32_t MSR; /* Offset: 0x018 (R/ ) Modem state register */
+ uint32_t RESERVED1[24];
+ __IM uint32_t USR; /* Offset: 0x07c (R/ ) UART state register */
+} dw_usart_reg_t;
+
+#endif /* __CK_USART_H */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/dw_usart.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/dw_usart.c
new file mode 100644
index 000000000..2b9e47c75
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/dw_usart.c
@@ -0,0 +1,761 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file dw_usart.c
+ * @brief CSI Source File for usart Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <stdbool.h>
+#include "csi_core.h"
+#include "drv_usart.h"
+#include "dw_usart.h"
+#include "soc.h"
+
+#define ERR_USART(errno) (CSI_DRV_ERRNO_USART_BASE | errno)
+
+/*
+ * setting config may be accessed when the USART is not
+ * busy(USR[0]=0) and the DLAB bit(LCR[7]) is set.
+ */
+
+#define WAIT_USART_IDLE(addr)\
+ do { \
+ int32_t timecount = 0; \
+ while ((addr->USR & USR_UART_BUSY) && (timecount < UART_BUSY_TIMEOUT)) {\
+ timecount++;\
+ }\
+ if (timecount >= UART_BUSY_TIMEOUT) {\
+ return ERR_USART(EDRV_TIMEOUT);\
+ } \
+ } while(0)
+
+#define USART_NULL_PARAM_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_USART(EDRV_PARAMETER); \
+ } \
+ } while (0)
+
+typedef struct {
+ uint32_t base;
+} dw_usart_priv_t;
+
+extern int32_t target_usart_init(pin_t tx, pin_t rx, uint32_t *base, uint32_t *irq);
+extern int32_t target_usart_flowctrl_init(pin_t tx_flow, pin_t rx_flow, uint32_t flag);
+
+static dw_usart_priv_t usart_instance[CONFIG_USART_NUM];
+
+static const usart_capabilities_t usart_capabilities = {
+ .asynchronous = 0, /* supports USART (Asynchronous) mode */
+ .synchronous_master = 0, /* supports Synchronous Master mode */
+ .synchronous_slave = 0, /* supports Synchronous Slave mode */
+ .single_wire = 0, /* supports USART Single-wire mode */
+ .event_tx_complete = 0, /* Transmit completed event */
+ .event_rx_timeout = 0, /* Signal receive character timeout event */
+};
+
+/**
+ \brief set the baut drate of usart.
+ \param[in] addr usart base to operate.
+ \param[in] baudrate baud rate
+ \param[in] apbfreq the frequency of the apb.
+ \return error code
+*/
+int32_t csi_usart_config_baudrate(usart_handle_t handle, uint32_t baudrate, uint32_t apbfreq)
+{
+ USART_NULL_PARAM_CHK(handle);
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+
+#ifdef CONFIG_CHIP_HOBBIT1_2
+ uint8_t data[16];
+ csi_usart_receive_query(handle, data, 16);
+#endif
+
+ WAIT_USART_IDLE(addr);
+
+ /* baudrate=(seriak clock freq)/(16*divisor); algorithm :rounding*/
+ uint32_t divisor = ((apbfreq * 10) / baudrate) >> 4;
+
+ if ((divisor % 10) >= 5) {
+ divisor = (divisor / 10) + 1;
+ } else {
+ divisor = divisor / 10;
+ }
+
+ addr->LCR |= LCR_SET_DLAB;
+ /* DLL and DLH is lower 8-bits and higher 8-bits of divisor.*/
+ addr->DLL = divisor & 0xff;
+ addr->DLH = (divisor >> 8) & 0xff;
+ /*
+ * The DLAB must be cleared after the baudrate is setted
+ * to access other registers.
+ */
+ addr->LCR &= (~LCR_SET_DLAB);
+
+ return 0;
+}
+
+/**
+ \brief config usart mode.
+ \param[in] handle usart handle to operate.
+ \param[in] mode \ref usart_mode_e
+ \return error code
+*/
+int32_t csi_usart_config_mode(usart_handle_t handle, usart_mode_e mode)
+{
+ if (mode == USART_MODE_ASYNCHRONOUS) {
+ return 0;
+ }
+
+ return ERR_USART(EDRV_USART_MODE);
+}
+
+/**
+ \brief config usart parity.
+ \param[in] handle usart handle to operate.
+ \param[in] parity \ref usart_parity_e
+ \return error code
+*/
+int32_t csi_usart_config_parity(usart_handle_t handle, usart_parity_e parity)
+{
+ USART_NULL_PARAM_CHK(handle);
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ WAIT_USART_IDLE(addr);
+
+ switch (parity) {
+ case USART_PARITY_NONE:
+ /*CLear the PEN bit(LCR[3]) to disable parity.*/
+ addr->LCR &= (~LCR_PARITY_ENABLE);
+ break;
+
+ case USART_PARITY_ODD:
+ /* Set PEN and clear EPS(LCR[4]) to set the ODD parity. */
+ addr->LCR |= LCR_PARITY_ENABLE;
+ addr->LCR &= LCR_PARITY_ODD;
+ break;
+
+ case USART_PARITY_EVEN:
+ /* Set PEN and EPS(LCR[4]) to set the EVEN parity.*/
+ addr->LCR |= LCR_PARITY_ENABLE;
+ addr->LCR |= LCR_PARITY_EVEN;
+ break;
+
+ default:
+ return ERR_USART(EDRV_USART_PARITY);
+ }
+
+ return 0;
+}
+
+/**
+ \brief config usart stop bit number.
+ \param[in] handle usart handle to operate.
+ \param[in] stopbits \ref usart_stop_bits_e
+ \return error code
+*/
+int32_t dw_usart_config_stopbits(usart_handle_t handle, usart_stop_bits_e stopbit)
+{
+ USART_NULL_PARAM_CHK(handle);
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ WAIT_USART_IDLE(addr);
+
+ switch (stopbit) {
+ case USART_STOP_BITS_1:
+ /* Clear the STOP bit to set 1 stop bit*/
+ addr->LCR &= LCR_STOP_BIT1;
+ break;
+
+ case USART_STOP_BITS_2:
+ /*
+ * If the STOP bit is set "1",we'd gotten 1.5 stop
+ * bits when DLS(LCR[1:0]) is zero, else 2 stop bits.
+ */
+ addr->LCR |= LCR_STOP_BIT2;
+ break;
+
+ default:
+ return ERR_USART(EDRV_USART_STOP_BITS);
+ }
+
+ return 0;
+}
+
+/**
+ \brief config usart data length.
+ \param[in] handle usart handle to operate.
+ \param[in] databits \ref usart_data_bits_e
+ \return error code
+*/
+int32_t csi_usart_config_databits(usart_handle_t handle, usart_data_bits_e databits)
+{
+ USART_NULL_PARAM_CHK(handle);
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+#ifdef CONFIG_CHIP_HOBBIT1_2
+ uint8_t data[16];
+ csi_usart_receive_query(handle, data, 16);
+#endif
+
+ WAIT_USART_IDLE(addr);
+ /* The word size decides by the DLS bits(LCR[1:0]), and the
+ * corresponding relationship between them is:
+ * DLS word size
+ * 00 -- 5 bits
+ * 01 -- 6 bits
+ * 10 -- 7 bits
+ * 11 -- 8 bits
+ */
+
+ switch (databits) {
+ case USART_DATA_BITS_5:
+ addr->LCR &= LCR_WORD_SIZE_5;
+ break;
+
+ case USART_DATA_BITS_6:
+ addr->LCR &= 0xfd;
+ addr->LCR |= LCR_WORD_SIZE_6;
+ break;
+
+ case USART_DATA_BITS_7:
+ addr->LCR &= 0xfe;
+ addr->LCR |= LCR_WORD_SIZE_7;
+ break;
+
+ case USART_DATA_BITS_8:
+ addr->LCR |= LCR_WORD_SIZE_8;
+ break;
+
+ default:
+ return ERR_USART(EDRV_USART_DATA_BITS);
+ }
+
+ return 0;
+}
+
+/**
+ \brief get character in query mode.
+ \param[in] handle usart handle to operate.
+ \param[in] the pointer to the received character if return 0.
+ \return error code
+*/
+int32_t csi_usart_getchar(usart_handle_t handle, uint8_t *ch)
+{
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ while (!(addr->LSR & LSR_DATA_READY));
+
+ *ch = addr->RBR;
+
+ return 0;
+}
+
+/**
+ \brief transmit character in query mode.
+ \param[in] handle usart handle to operate.
+ \param[in] ch the input character
+ \return error code
+*/
+int32_t csi_usart_putchar(usart_handle_t handle, uint8_t ch)
+{
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ while ((!(addr->LSR & DW_LSR_TRANS_EMPTY)));
+
+ addr->THR = ch;
+
+ return 0;
+}
+
+/**
+ \brief the interrupt service function.
+ \param[in] index of usart instance.
+*/
+void dw_usart_irqhandler(int32_t idx)
+{
+ (void)idx;
+}
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle usart handle to operate.
+ \return \ref usart_capabilities_t
+*/
+usart_capabilities_t csi_usart_get_capabilities(usart_handle_t handle)
+{
+ return usart_capabilities;
+}
+
+/**
+ \brief Initialize USART Interface. 1. Initializes the resources needed for the USART interface 2.registers event callback function
+ \param[in] usart pin of tx
+ \param[in] usart pin of rx
+ \param[in] cb_event Pointer to \ref usart_event_cb_t
+ \return return usart handle if success
+*/
+usart_handle_t csi_usart_initialize(pin_t tx, pin_t rx, usart_event_cb_t cb_event, void *cb_arg)
+{
+ uint32_t base = 0u;
+ uint32_t irq = 0u;
+ int32_t idx = target_usart_init(tx, rx, &base, &irq);
+
+ if (idx < 0 || idx >= CONFIG_USART_NUM) {
+ return NULL;
+ }
+
+ dw_usart_priv_t *usart_priv = &usart_instance[idx];
+ usart_priv->base = base;
+
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+ /* FIFO enable */
+ addr->FCR = DW_FCR_FIFOE | DW_FCR_RT_FIFO_HALF;
+
+ return usart_priv;
+}
+
+/**
+ \brief De-initialize UART Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_uninitialize(usart_handle_t handle)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return 0;
+}
+
+/**
+ \brief config usart mode.
+ \param[in] handle usart handle to operate.
+ \param[in] sysclk configured system clock.
+ \param[in] baud baud rate
+ \param[in] mode \ref usart_mode_e
+ \param[in] parity \ref usart_parity_e
+ \param[in] stopbits \ref usart_stop_bits_e
+ \param[in] bits \ref usart_data_bits_e
+ \return error code
+*/
+int32_t csi_usart_config(usart_handle_t handle,
+ uint32_t sysclk,
+ uint32_t baud,
+ usart_mode_e mode,
+ usart_parity_e parity,
+ usart_stop_bits_e stopbits,
+ usart_data_bits_e bits)
+{
+ int32_t ret;
+
+ /* control the data_bit of the usart*/
+ ret = csi_usart_config_baudrate(handle, baud, sysclk);
+
+ if (ret < 0) {
+ return ret;
+ }
+
+ /* control mode of the usart*/
+ ret = csi_usart_config_mode(handle, mode);
+
+ if (ret < 0) {
+ return ret;
+ }
+
+ /* control the parity of the usart*/
+ ret = csi_usart_config_parity(handle, parity);
+
+ if (ret < 0) {
+ return ret;
+ }
+
+ /* control the stopbit of the usart*/
+ ret = dw_usart_config_stopbits(handle, stopbits);
+
+ if (ret < 0) {
+ return ret;
+ }
+
+ ret = csi_usart_config_databits(handle, bits);
+
+ if (ret < 0) {
+ return ret;
+ }
+
+ return 0;
+}
+
+/**
+ \brief config usart default tx value. used in syn mode
+ \param[in] handle usart handle to operate.
+ \param[in] value default tx value
+ \return error code
+*/
+int32_t csi_usart_set_default_tx_value(usart_handle_t handle, uint32_t value)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Start sending data to UART transmitter,(received data is ignored).
+ The function is non-blocking,UART_EVENT_TRANSFER_COMPLETE is signaled when transfer completes.
+ csi_usart_get_status can indicates if transmission is still in progress or pending
+ \param[in] handle usart handle to operate.
+ \param[in] data Pointer to buffer with data to send to UART transmitter. data_type is : uint8_t for 1..8 data bits, uint16_t for 9..16 data bits,uint32_t for 17..32 data bits,
+ \param[in] num Number of data items to send
+ \return error code
+*/
+int32_t csi_usart_send(usart_handle_t handle, const void *data, uint32_t num)
+{
+ USART_NULL_PARAM_CHK(handle);
+ USART_NULL_PARAM_CHK(data);
+
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Abort Send data to UART transmitter
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_abort_send(usart_handle_t handle)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Start receiving data from UART receiver.transmits the default value as specified by csi_usart_set_default_tx_value
+ \param[in] handle usart handle to operate.
+ \param[out] data Pointer to buffer for data to receive from UART receiver
+ \param[in] num Number of data items to receive
+ \return error code
+*/
+int32_t csi_usart_receive(usart_handle_t handle, void *data, uint32_t num)
+{
+ return ERR_USART(EDRV_UNSUPPORTED);
+
+}
+
+/**
+ \brief query data from UART receiver FIFO.
+ \param[in] handle usart handle to operate.
+ \param[out] data Pointer to buffer for data to receive from UART receiver
+ \param[in] num Number of data items to receive
+ \return receive fifo data num
+*/
+int32_t csi_usart_receive_query(usart_handle_t handle, void *data, uint32_t num)
+{
+ return ERR_USART(EDRV_UNSUPPORTED);
+
+}
+
+/**
+ \brief Abort Receive data from UART receiver
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_abort_receive(usart_handle_t handle)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Start sending/receiving data to/from UART transmitter/receiver.
+ \param[in] handle usart handle to operate.
+ \param[in] data_out Pointer to buffer with data to send to USART transmitter
+ \param[out] data_in Pointer to buffer for data to receive from USART receiver
+ \param[in] num Number of data items to transfer
+ \return error code
+*/
+int32_t csi_usart_transfer(usart_handle_t handle, const void *data_out, void *data_in, uint32_t num)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief abort sending/receiving data to/from USART transmitter/receiver.
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_abort_transfer(usart_handle_t handle)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Get USART status.
+ \param[in] handle usart handle to operate.
+ \return USART status \ref usart_status_t
+*/
+usart_status_t csi_usart_get_status(usart_handle_t handle)
+{
+ usart_status_t status = {0};
+ return status;
+}
+
+/**
+ \brief control the transmit.
+ \param[in] handle usart handle to operate.
+ \param[in] 1 - enable the transmitter. 0 - disable the transmitter
+ \return error code
+*/
+int32_t csi_usart_control_tx(usart_handle_t handle, uint32_t enable)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return 0;
+}
+
+/**
+ \brief control the receive.
+ \param[in] handle usart handle to operate.
+ \param[in] 1 - enable the receiver. 0 - disable the receiver
+ \return error code
+*/
+int32_t csi_usart_control_rx(usart_handle_t handle, uint32_t enable)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return 0;
+}
+
+/**
+ \brief control the break.
+ \param[in] handle usart handle to operate.
+ \param[in] 1- Enable continuous Break transmission,0 - disable continuous Break transmission
+ \return error code
+*/
+int32_t csi_usart_control_break(usart_handle_t handle, uint32_t enable)
+{
+ USART_NULL_PARAM_CHK(handle);
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief flush receive/send data.
+ \param[in] handle usart handle to operate.
+ \param[in] type \ref usart_flush_type_e.
+ \return error code
+*/
+int32_t csi_usart_flush(usart_handle_t handle, usart_flush_type_e type)
+{
+ USART_NULL_PARAM_CHK(handle);
+
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ if (type == USART_FLUSH_WRITE) {
+ addr->FCR |= DW_FCR_XFIFOR;
+
+ while (addr->FCR & DW_FCR_XFIFOR);
+ } else if (type == USART_FLUSH_READ) {
+ addr->FCR |= DW_FCR_RFIFOR;
+
+ while (addr->FCR & DW_FCR_RFIFOR);
+ } else {
+ return ERR_USART(EDRV_PARAMETER);
+ }
+
+ return 0;
+}
+
+/**
+ \brief control interrupt on/off.
+ \param[in] handle usart handle to operate.
+ \param[in] type \ref usart_intr_type_e.
+ \param[in] flag 0-OFF, 1-ON.
+ \return error code
+*/
+int32_t csi_usart_interrupt_on_off(usart_handle_t handle, usart_intr_type_e type, int flag)
+{
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Get usart send data count.
+ \param[in] handle usart handle to operate.
+ \return number of data bytes transferred
+*/
+uint32_t csi_usart_get_tx_count(usart_handle_t handle)
+{
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Get usart receive data count.
+ \param[in] handle usart handle to operate.
+ \return number of data bytes transferred
+*/
+uint32_t csi_usart_get_rx_count(usart_handle_t handle)
+{
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief control usart power.
+ \param[in] handle usart handle to operate.
+ \param[in] state power state.\ref csi_power_stat_e.
+ \return error code
+*/
+int32_t csi_usart_power_control(usart_handle_t handle, csi_power_stat_e state)
+{
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief config usart flow control type.
+ \param[in] handle usart handle to operate.
+ \param[in] flowctrl_type flow control type.\ref usart_flowctrl_type_e.
+ \param[in] tx_flow The TX flow pin name
+ \param[in] rx_flow The RX flow pin name
+ \return error code
+*/
+int32_t csi_usart_config_flowctrl(usart_handle_t handle,
+ usart_flowctrl_type_e flowctrl_type,
+ pin_t tx_flow, pin_t rx_flow)
+{
+ USART_NULL_PARAM_CHK(handle);
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+ int32_t ret;
+
+ switch (flowctrl_type) {
+ case USART_FLOWCTRL_CTS:
+ return ERR_USART(EDRV_UNSUPPORTED);
+
+ case USART_FLOWCTRL_RTS:
+ return ERR_USART(EDRV_UNSUPPORTED);
+
+ case USART_FLOWCTRL_CTS_RTS:
+ ret = target_usart_flowctrl_init(tx_flow, rx_flow, 1);
+
+ if (ret < 0) {
+ return ERR_USART(EDRV_PARAMETER);
+ }
+
+ WAIT_USART_IDLE(addr);
+ addr->MCR |= DW_MCR_AFCE | DW_MCR_RTS;
+ break;
+
+ case USART_FLOWCTRL_NONE:
+ ret = target_usart_flowctrl_init(tx_flow, rx_flow, 0);
+
+ if (ret < 0) {
+ return ERR_USART(EDRV_PARAMETER);
+ }
+
+ WAIT_USART_IDLE(addr);
+ addr->MCR = 0;
+ break;
+
+ default:
+ return ERR_USART(EDRV_UNSUPPORTED);
+ }
+
+ return 0;
+}
+
+/**
+ \brief usart modem control.
+ \param[in] handle usart handle to operate.
+ \param[in] modem_ctrl modem control action.\ref usart_modem_ctrl_e.
+ \return error code
+*/
+int32_t csi_usart_modem_ctrl(usart_handle_t handle, usart_modem_ctrl_e modem_ctrl)
+{
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief get usart modem status.
+ \param[in] handle usart handle to operate.
+ \param[in] modem_ctrl modem control action.\ref usart_modem_ctrl_e.
+ \return modem status.\ref usart_modem_stat_t.
+*/
+usart_modem_stat_t csi_usart_get_modem_stat(usart_handle_t handle)
+{
+ usart_modem_stat_t modem_stat = {0};
+ return modem_stat;
+}
+
+/**
+ \brief config usart clock Polarity and Phase.
+ \param[in] handle usart handle to operate.
+ \param[in] cpol Clock Polarity.\ref usart_cpol_e.
+ \param[in] cpha Clock Phase.\ref usart_cpha_e.
+ \return error code
+*/
+int32_t csi_usart_config_clock(usart_handle_t handle, usart_cpol_e cpol, usart_cpha_e cpha)
+{
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief config usart guard time.
+ \param[in] handle usart handle to operate.
+ \param[in] num_of_bits guard time in number of bit periods.
+ \return error code
+*/
+int32_t csi_usart_config_guard_time(usart_handle_t handle, uint32_t num_of_bits)
+{
+ return ERR_USART(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief check if usart is readable(data received).
+ \param[in] handle usart handle to operate.
+ \return 1 - a character can be read, 0 if nothing to read ,negative for error code
+*/
+int32_t csi_usart_readable(usart_handle_t handle)
+{
+ USART_NULL_PARAM_CHK(handle);
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ if (addr->LSR & LSR_DATA_READY) {
+ return 1;
+ } else {
+ return 0;
+ }
+}
+
+/**
+ \brief check if usart is writable(free for data sending).
+ \param[in] handle usart handle to operate.
+ \return 1 - a character can be written, 0 - cannot be written ,negative for error code
+*/
+int32_t csi_usart_writable(usart_handle_t handle)
+{
+ USART_NULL_PARAM_CHK(handle);
+ dw_usart_priv_t *usart_priv = handle;
+ dw_usart_reg_t *addr = (dw_usart_reg_t *)(usart_priv->base);
+
+ if (addr->LSR & DW_LSR_TRANS_EMPTY) {
+ return 1;
+ } else {
+ return 0;
+ }
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/dw_usart.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/dw_usart.h
new file mode 100644
index 000000000..04666a23c
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/usart/dw_usart.h
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file dw_usart.h
+ * @brief header file for usart driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef __DW_USART_H
+#define __DW_USART_H
+
+#include <stdio.h>
+#include "errno.h"
+#include "soc.h"
+
+#define BAUDRATE_DEFAULT 19200
+#define UART_BUSY_TIMEOUT 1000000
+#define UART_RECEIVE_TIMEOUT 1000
+#define UART_TRANSMIT_TIMEOUT 1000
+#define UART_MAX_FIFO 0x10
+/* UART register bit definitions */
+
+#define USR_UART_BUSY 0x01
+#define USR_UART_TFE 0x04
+#define USR_UART_RFNE 0x08
+#define LSR_DATA_READY 0x01
+#define LSR_THR_EMPTY 0x20
+#define IER_RDA_INT_ENABLE 0x01
+#define IER_THRE_INT_ENABLE 0x02
+#define IIR_NO_ISQ_PEND 0x01
+#define IIR_RECV_LINE_ENABLE 0x04
+
+#define LCR_SET_DLAB 0x80 /* enable r/w DLR to set the baud rate */
+#define LCR_PARITY_ENABLE 0x08 /* parity enabled */
+#define LCR_PARITY_EVEN 0x10 /* Even parity enabled */
+#define LCR_PARITY_ODD 0xef /* Odd parity enabled */
+#define LCR_WORD_SIZE_5 0xfc /* the data length is 5 bits */
+#define LCR_WORD_SIZE_6 0x01 /* the data length is 6 bits */
+#define LCR_WORD_SIZE_7 0x02 /* the data length is 7 bits */
+#define LCR_WORD_SIZE_8 0x03 /* the data length is 8 bits */
+#define LCR_STOP_BIT1 0xfb /* 1 stop bit */
+#define LCR_STOP_BIT2 0x04 /* 1.5 stop bit */
+
+#define DW_LSR_PFE 0x80
+#define DW_LSR_TEMT 0x40
+#define DW_LSR_THRE 0x40
+#define DW_LSR_BI 0x10
+#define DW_LSR_FE 0x08
+#define DW_LSR_PE 0x04
+#define DW_LSR_OE 0x02
+#define DW_LSR_DR 0x01
+#define DW_LSR_TRANS_EMPTY 0x20
+
+#define DW_FCR_FIFOE 0x01
+#define DW_FCR_RFIFOR 0x02
+#define DW_FCR_XFIFOR 0x04
+#define DW_FCR_RT_FIFO_SINGLE 0x0 << 6 /* rcvr trigger 1 character in the FIFO */
+#define DW_FCR_RT_FIFO_QUARTER 0x1 << 6 /* rcvr trigger FIFO 1/4 full */
+#define DW_FCR_RT_FIFO_HALF 0x2 << 6 /* rcvr trigger FIFO 1/2 full */
+#define DW_FCR_RT_FIFO_LESSTWO 0x3 << 6 /* rcvr trigger FIFO 2 less than full */
+#define DW_FCR_TET_FIFO_EMPTY 0x0 << 4 /* tx empty trigger FIFO empty */
+#define DW_FCR_TET_FIFO_TWO 0x1 << 4 /* tx empty trigger 2 characters in the FIFO */
+#define DW_FCR_TET_FIFO_QUARTER 0x2 << 4 /* tx empty trigger FIFO 1/4 full */
+#define DW_FCR_TET_FIFO_HALF 0x3 << 4 /* tx empty trigger FIFO 1/2 full*/
+
+#define DW_IIR_THR_EMPTY 0x02 /* threshold empty */
+#define DW_IIR_RECV_DATA 0x04 /* received data available */
+#define DW_IIR_RECV_LINE 0x06 /* receiver line status */
+#define DW_IIR_CHAR_TIMEOUT 0x0c /* character timeout */
+
+#define DW_MCR_AFCE 0x20 /* Auto Flow Control Enable */
+#define DW_MCR_RTS 0x02
+
+typedef struct {
+ union {
+ __IM uint32_t RBR; /* Offset: 0x000 (R/ ) Receive buffer register */
+ __OM uint32_t THR; /* Offset: 0x000 ( /W) Transmission hold register */
+ __IOM uint32_t DLL; /* Offset: 0x000 (R/W) Clock frequency division low section register */
+ };
+ union {
+ __IOM uint32_t DLH; /* Offset: 0x004 (R/W) Clock frequency division high section register */
+ __IOM uint32_t IER; /* Offset: 0x004 (R/W) Interrupt enable register */
+ };
+ union {
+ __IM uint32_t IIR; /* Offset: 0x008 (R/ ) Interrupt indicia register */
+ __OM uint32_t FCR; /* Offset: 0x008 ( /W) FIFO control register */
+ };
+ __IOM uint32_t LCR; /* Offset: 0x00C (R/W) Transmission control register */
+ __IOM uint32_t MCR; /* Offset: 0x010 (R/W) Modem control register */
+ __IM uint32_t LSR; /* Offset: 0x014 (R/ ) Transmission state register */
+ __IM uint32_t MSR; /* Offset: 0x018 (R/ ) Modem state register */
+ uint32_t RESERVED1[21];
+ __IOM uint32_t FAR; /* Offset: 0x070 (R/W) FIFO accesss register */
+ __IM uint32_t TFR; /* Offset: 0x074 (R/ ) transmit FIFO read */
+ __OM uint32_t RFW; /* Offset: 0x078 ( /W) receive FIFO write */
+ __IM uint32_t USR; /* Offset: 0x07c (R/ ) UART state register */
+ __IM uint32_t TFL; /* Offset: 0x080 (R/ ) transmit FIFO level */
+ __IM uint32_t RFL; /* Offset: 0x084 (R/ ) receive FIFO level */
+
+} dw_usart_reg_t;
+
+#endif /* __DW_USART_H */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/Kconfig b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/Kconfig
new file mode 100644
index 000000000..09cf48781
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/Kconfig
@@ -0,0 +1,11 @@
+choice
+ prompt "select wdt type "
+ help
+ select wdt type
+config WDT_DW
+ bool "designware wdt"
+ help
+ select the dw wdt driver
+
+endchoice
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/dw_wdt.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/dw_wdt.c
new file mode 100644
index 000000000..f0461aeb2
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/dw_wdt.c
@@ -0,0 +1,259 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file dw_wdt.c
+ * @brief CSI Source File for WDT Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <stdio.h>
+#include "drv_wdt.h"
+#include "dw_wdt.h"
+#include "soc.h"
+#include "csi_core.h"
+
+#define ERR_WDT(errno) (CSI_DRV_ERRNO_WDT_BASE | errno)
+
+static uint32_t timeout_ms[16] = {4, 7, 13, 26, 52, 105, 210, 419, 839, 1678, 3355, 6711,
+ 13422, 26844, 53687, 107374
+ };
+
+#define WDT_NULL_PARAM_CHK(para) \
+ do { \
+ if (para == NULL) { \
+ return ERR_WDT(EDRV_PARAMETER); \
+ } \
+ } while (0)
+
+typedef struct {
+ uint32_t base;
+ uint32_t irq;
+ wdt_event_cb_t cb_event;
+} dw_wdt_priv_t;
+
+extern int32_t target_get_wdt_count(void);
+extern int32_t target_get_wdt(int32_t idx, uint32_t *base, uint32_t *irq);
+
+static dw_wdt_priv_t wdt_instance[CONFIG_WDT_NUM];
+
+/* Driver Capabilities */
+static const wdt_capabilities_t wdt_capabilities = {
+ .interrupt = 1, ///< supports interrupt
+};
+
+static inline void dw_wdt_enable(dw_wdt_reg_t *addr)
+{
+ uint32_t value = addr->WDT_CR;
+ value |= 1 << 0;
+ addr->WDT_CR = value;
+}
+
+static inline void dw_wdt_disable(dw_wdt_reg_t *addr)
+{
+ uint32_t value = addr->WDT_CR;
+ value &= ~(1 << 0);
+ addr->WDT_CR = value;
+}
+
+
+void dw_wdt_irqhandler(int32_t idx)
+{
+ dw_wdt_priv_t *wdt_priv = &wdt_instance[idx];
+ dw_wdt_reg_t *addr = (dw_wdt_reg_t *)(wdt_priv->base);
+
+ addr->WDT_EOI;
+
+ if (wdt_priv->cb_event) {
+ wdt_priv->cb_event(WDT_EVENT_TIMEOUT);
+ }
+}
+
+/**
+ \brief get wdt instance count.
+ \return wdt instance count
+*/
+int32_t csi_wdt_get_instance_count(void)
+{
+ return target_get_wdt_count();
+}
+
+/**
+ \brief Initialize WDT Interface. 1. Initializes the resources needed for the WDT interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_wdt_get_instance_count()
+ \param[in] cb_event Pointer to \ref wdt_event_cb_t
+ \return pointer to wdt instance
+*/
+wdt_handle_t csi_wdt_initialize(int32_t idx, wdt_event_cb_t cb_event)
+{
+ if (idx < 0 || idx >= CONFIG_WDT_NUM) {
+ return NULL;
+ }
+
+ uint32_t base = 0u;
+ uint32_t irq = 0u;
+
+ int32_t real_idx = target_get_wdt(idx, &base, &irq);
+
+ if (real_idx != idx) {
+ return NULL;
+ }
+
+ dw_wdt_priv_t *wdt_priv = &wdt_instance[idx];
+ wdt_priv->base = base;
+ wdt_priv->irq = irq;
+
+ wdt_priv->cb_event = cb_event;
+ drv_nvic_enable_irq(wdt_priv->irq);
+
+ return (wdt_handle_t)wdt_priv;
+}
+
+/**
+ \brief De-initialize WDT Interface. stops operation and releases the software resources used by the interface
+ \param[in] instance wdt instance to operate.
+ \return \ref execution_status
+*/
+int32_t csi_wdt_uninitialize(wdt_handle_t handle)
+{
+ WDT_NULL_PARAM_CHK(handle);
+
+ dw_wdt_priv_t *wdt_priv = handle;
+
+ wdt_priv->cb_event = NULL;
+ drv_nvic_disable_irq(wdt_priv->irq);
+ return 0;
+}
+/**
+ \brief Get driver capabilities.
+ \param[in] wdt instance to operate.
+ \return \ref wdt_capabilities_t
+*/
+wdt_capabilities_t csi_wdt_get_capabilities(wdt_handle_t handle)
+{
+ return wdt_capabilities;
+}
+
+/**
+ \brief Set the WDT value. value = (2^t*0xffff * 10^6 /freq)/10^3(t: 0 ~ 15).
+ \param[in] handle wdt handle to operate.
+ \param[in] value the timeout value(ms) \ref:timeout_ms[]
+ \return \ref execution_status
+*/
+int32_t csi_wdt_set_timeout(wdt_handle_t handle, uint32_t value)
+{
+ WDT_NULL_PARAM_CHK(handle);
+ uint32_t i = 0u;
+
+ for (i = 0; i <= 15 ; i++) {
+ if (timeout_ms[i] == value) {
+ break;
+ }
+
+ if (i == 15) {
+ return ERR_WDT(EDRV_PARAMETER);
+ }
+ }
+
+ dw_wdt_priv_t *wdt_priv = handle;
+ dw_wdt_reg_t *addr = (dw_wdt_reg_t *)(wdt_priv->base);
+
+ uint32_t config = addr->WDT_CR;
+ uint32_t en_stat = 0; /*origin wdt enable status*/
+
+ if ((config & 0x1) != 0) {
+ en_stat = 1;
+ }
+
+ config = 0;
+ addr->WDT_CR = config;
+
+ /*before configuration, must disable wdt first*/
+ dw_wdt_disable(addr);
+ i += i << 4;
+ addr->WDT_TORR = i;
+
+ if (en_stat == 1) {
+ dw_wdt_enable(addr);
+ csi_wdt_restart(handle);
+ }
+
+ return 0;
+}
+
+/**
+ \brief Start the WDT.
+ \param[in] handle wdt handle to operate.
+ \return \ref execution_status
+*/
+int32_t csi_wdt_start(wdt_handle_t handle)
+{
+ WDT_NULL_PARAM_CHK(handle);
+
+ dw_wdt_priv_t *wdt_priv = handle;
+ dw_wdt_reg_t *addr = (dw_wdt_reg_t *)(wdt_priv->base);
+
+ dw_wdt_enable(addr);
+ csi_wdt_restart(handle);
+ return 0;
+}
+
+/**
+ \brief Stop the WDT.
+ \param[in] handle wdt handle to operate.
+ \return \ref execution_status
+*/
+int32_t csi_wdt_stop(wdt_handle_t handle)
+{
+ WDT_NULL_PARAM_CHK(handle);
+
+ return ERR_WDT(EDRV_UNSUPPORTED);
+}
+
+/**
+ \brief Restart the WDT.
+ \param[in] handle wdt handle to operate.
+ \return \ref execution_status
+*/
+int32_t csi_wdt_restart(wdt_handle_t handle)
+{
+ WDT_NULL_PARAM_CHK(handle);
+
+ dw_wdt_priv_t *wdt_priv = handle;
+ dw_wdt_reg_t *addr = (dw_wdt_reg_t *)(wdt_priv->base);
+
+ addr->WDT_CRR = DW_WDT_CRR_RESET;
+
+ return 0;
+}
+
+/**
+ \brief Read the WDT Current value.
+ \param[in] handle wdt handle to operate.
+ \param[in] value Pointer to the Value.
+ \return \ref execution_status
+*/
+int32_t csi_wdt_read_current_value(wdt_handle_t handle, uint32_t *value)
+{
+ WDT_NULL_PARAM_CHK(handle);
+
+ dw_wdt_priv_t *wdt_priv = handle;
+ dw_wdt_reg_t *addr = (dw_wdt_reg_t *)(wdt_priv->base);
+
+ *value = addr->WDT_CCVR;
+ return 0;
+}
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/dw_wdt.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/dw_wdt.h
new file mode 100644
index 000000000..47cd9bea6
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/common/wdt/dw_wdt.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file dw_wdt.h
+ * @brief header file for wdt driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef __DW_WDT_H
+#define __DW_WDT_H
+
+#include <stdio.h>
+#include "soc.h"
+
+#define DW_WDT_CRR_RESET 0x76
+typedef struct {
+ __IOM uint8_t WDT_CR:5; /* Offset: 0x000 (R/W) WDT control register */
+ uint8_t RESERVED0[3];
+ __IOM uint8_t WDT_TORR; /* Offset: 0x004 (R/W) WDT timeout range register */
+ uint8_t RESERVED1[3];
+ __IM uint32_t WDT_CCVR; /* Offset: 0x008 (R/ ) WDT current counter value register */
+ __OM uint8_t WDT_CRR:8; /* Offset: 0x00C ( /W) WDT count restart register */
+ uint8_t RESERVED2[3];
+ __IM uint8_t WDT_STAT:1; /* Offset: 0x010 (R/ ) WDT interrupt status register */
+ uint8_t RESERVED3[3];
+ __IM uint8_t WDT_EOI:1; /* Offset: 0x014 (R/ ) WDT interrupt clear register */
+ uint8_t RESERVED4[3];
+} dw_wdt_reg_t;
+
+#endif /* __DW_WDT_H */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/csi.mk b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/csi.mk
new file mode 100644
index 000000000..68d1a4699
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/csi.mk
@@ -0,0 +1,14 @@
+ifeq ($(CONFIG_PLATFORM_PHOBOS), y)
+include $(CSI_DIR)/csi_driver/csky/phobos/csi.mk
+endif
+
+ifeq ($(CONFIG_PLATFORM_HOBBIT1_2), y)
+include $(CSI_DIR)/csi_driver/csky/hobbit1_2/csi.mk
+endif
+
+ifeq ($(CONFIG_PLATFORM_HOBBIT3), y)
+include $(CSI_DIR)/csi_driver/csky/hobbit3/csi.mk
+endif
+
+include $(CSI_DIR)/csi_driver/csky/common/csi.mk
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/Kconfig b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/Kconfig
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/Kconfig
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/csi.mk b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/csi.mk
new file mode 100644
index 000000000..4371596fe
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/csi.mk
@@ -0,0 +1,5 @@
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/hobbit1_2/include
+TEE_SRC += \
+ $(CSI_DIR)/csi_driver/csky/hobbit1_2/devices.c \
+ $(CSI_DIR)/csi_driver/csky/hobbit1_2/isr.c \
+ $(CSI_DIR)/csi_driver/csky/hobbit1_2/pinmux.c
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/devices.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/devices.c
new file mode 100644
index 000000000..fe5969c93
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/devices.c
@@ -0,0 +1,829 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file devices.c
+ * @brief source file for the devices
+ * @version V1.0
+ * @date 24. August 2017
+ ******************************************************************************/
+#include "soc.h"
+#include "config.h"
+#include <drv_usart.h>
+#include <drv_timer.h>
+#include <drv_rtc.h>
+#include <drv_trng.h>
+#include <drv_crc.h>
+#include <drv_aes.h>
+#include <drv_rsa.h>
+#include <drv_eflash.h>
+#include <drv_spi.h>
+#include <drv_gpio.h>
+
+#include <stdio.h>
+
+#include "pin_name.h"
+#include "pinmux.h"
+
+#define readl(addr) \
+ ({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; })
+
+#define writel(b,addr) (void)((*(volatile unsigned int *) (addr)) = (b))
+
+
+#if CONFIG_GPIO
+struct {
+ uint32_t base;
+ uint32_t irq;
+ uint32_t pin_num;
+ port_name_t port;
+}
+const sg_gpio_config[CONFIG_GPIO_NUM] = {
+ {CSKY_GPIO0_BASE, GPIOA_IRQn, 28, PORTA},
+ {CSKY_GPIO1_BASE, GPIOB_IRQn, 4, PORTB},
+};
+
+typedef struct {
+ pin_t gpio_pin;
+ uint32_t cfg_idx; //idx of sg_gpio_config[]
+} gpio_pin_map_t;
+const static gpio_pin_map_t s_gpio_pin_map[] = {
+ {PA0_TRIG0_ACMP1P_TCK, 0},
+ {PA1_TRIG1_ACMP1N_TMS, 0},
+ {PA2_TXD0_SPI0MISO, 0},
+ {PA3_RXD0_SPI0MOSI, 0},
+ {PA4_CTS0_PWM0_SPI0SCK_TRIG0, 0},
+ {PA5_RTS0_PWM1_SPI0SSN_TRIG1, 0},
+
+ {PB0_SCL0_PWM2_I2SMCLK, 1},
+ {PB1_SDA0_PWM3_I2SSCK, 1},
+ {PB2_SPI0SCK_PWM4_I2SWS, 1},
+ {PB3_SPI0MISO_PWM5_I2SSD, 1},
+
+ {PA6_SPI0MOSI_PWM6_SCL0, 0},
+ {PA7_SPI0SSN_PWM7_SDA0, 0},
+ {PA8_WKUP_ADC0_ACMP0P, 0},
+ {PA9_BOOT_ADC1_PWMFAULT, 0},
+ {PA10_ADC2_TXD0, 0},
+ {PA11_ACMP0N_ADC3_RXD0, 0},
+ {PA12_PWM8_TCK_ADC4, 0},
+ {PA13_PWM9_TMS_ADC5, 0},
+ {PA14_PWM10_ADC6, 0},
+ {PA15_PWM11_ADC7, 0},
+ {PA16_RXD1_ADC8, 0},
+ {PA17_TXD1_ADC9, 0},
+ {PA18_SPI1SSN0_ACMP0O, 0},
+ {PA19_SPI1SSN1_ACMP1O, 0},
+ {PA20_SPI1SSN2_TRIG0_RXD1, 0},
+ {PA21_SPI1SCK_TRIG1_TXD1, 0},
+ {PA22_SPI1MISO_PWM0_ADC10, 0},
+ {PA23_SPI1MOSI_PWM1_ADC11, 0},
+ {PA24_TXD2_I2SMCLK_SPI1SSN0, 0},
+ {PA25_RXD2_I2SSCK_SPI1SSN1, 0},
+ {PA26_CTS2_I2SWS_ADC12, 0},
+ {PA27_RTS2_I2SSD_ADC13, 0}
+};
+
+int32_t target_gpio_port_init(port_name_t port, uint32_t *base, uint32_t *irq, uint32_t *pin_num)
+{
+ int i;
+
+ for (i = 0; i < CONFIG_GPIO_NUM; i++) {
+ if (sg_gpio_config[i].port == port) {
+ *base = sg_gpio_config[i].base;
+ *irq = sg_gpio_config[i].irq;
+ *pin_num = sg_gpio_config[i].pin_num;
+ return i;
+ }
+ }
+
+ return -1;
+}
+/**
+ \param[in] instance idx, must not exceed return value of target_get_gpio_count()
+ \brief get gpio instance.
+ \return pointer to gpio instance
+*/
+int32_t target_gpio_pin_init(pin_t gpio_pin, uint32_t *port_idx)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_gpio_pin_map) / sizeof(gpio_pin_map_t); idx++) {
+ if (s_gpio_pin_map[idx].gpio_pin == gpio_pin) {
+ *port_idx = s_gpio_pin_map[idx].cfg_idx;
+ /*pinmux*/
+ pin_mux(s_gpio_pin_map[idx].gpio_pin, 0xff);
+ if (idx >= 10) {
+ return idx - 4;
+ } else if (idx >= 6) {
+ return idx - 6;
+ } else {
+ return idx;
+ }
+ }
+ }
+
+ return -1;
+}
+
+#endif
+
+#if CONFIG_TIMER
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_timer_config[CONFIG_TIMER_NUM] = {
+ {CSKY_TIM0_BASE, TIMA0_IRQn},
+ {CSKY_TIM0_BASE + 0x14, TIMA1_IRQn},
+ {CSKY_TIM1_BASE, TIMB0_IRQn},
+ {CSKY_TIM1_BASE + 0x14, TIMB1_IRQn}
+
+};
+
+int32_t target_get_timer_count(void)
+{
+ return CONFIG_TIMER_NUM;
+}
+
+int32_t target_get_timer(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_timer_count()) {
+ return NULL;
+ }
+
+ *base = sg_timer_config[idx].base;
+ *irq = sg_timer_config[idx].irq;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_PMU
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_pmu_config[CONFIG_PMU_NUM] = {
+ {CSKY_CLKGEN_BASE, POWM_IRQn}
+};
+
+int32_t target_get_pmu(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx > CONFIG_PMU_NUM) {
+ return -1;
+ }
+ *base = sg_pmu_config[idx].base;
+ *irq = sg_pmu_config[idx].irq;
+ return idx;
+}
+#endif
+
+#if CONFIG_RTC
+#undef CSKY_PMU_BASE
+#define CSKY_PMU_BASE 0x40002000
+#define BIT1 (0x1)
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_rtc_config[CONFIG_RTC_NUM] = {
+ {CSKY_RTC0_BASE, RTC_IRQn},
+ {CSKY_RTC1_BASE, RTC1_IRQn}
+
+};
+
+int32_t target_get_rtc_count(void)
+{
+ return CONFIG_RTC_NUM;
+}
+
+int32_t target_get_rtc(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ unsigned int value;
+
+ if (idx >= target_get_rtc_count()) {
+ return NULL;
+ }
+
+ value = readl(CSKY_PMU_BASE);
+ value &= ~BIT1;
+ writel(value, CSKY_PMU_BASE);
+
+ *base = sg_rtc_config[idx].base;
+ *irq = sg_rtc_config[idx].irq;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_TRNG
+struct {
+ uint32_t base;
+}
+const sg_trng_config[CONFIG_TRNG_NUM] = {
+ {CSKY_TRNG_BASE}
+};
+
+/**
+ \brief get trng instance count.
+ \return trng instance count
+*/
+int32_t target_get_trng_count(void)
+{
+ return CONFIG_TRNG_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_trng_count()
+ \brief get trng instance.
+ \return pointer to trng instance
+*/
+int32_t target_get_trng(int32_t idx, uint32_t *base)
+{
+ if (idx >= target_get_trng_count()) {
+ return NULL;
+ }
+
+ *base = sg_trng_config[idx].base;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_CRC
+struct {
+ uint32_t base;
+}
+const sg_crc_config[CONFIG_CRC_NUM] = {
+ {CSKY_CRC_BASE}
+};
+
+/**
+ \brief get crc instance count.
+ \return crc instance count
+*/
+int32_t target_get_crc_count(void)
+{
+ return CONFIG_CRC_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_crc_count()
+ \brief get crc instance.
+ \return pointer to crc instance
+*/
+int32_t target_get_crc(int32_t idx, uint32_t *base)
+{
+ if (idx >= target_get_crc_count()) {
+ return NULL;
+ }
+
+ *base = sg_crc_config[idx].base;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_USART
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_usart_config[CONFIG_USART_NUM] = {
+ {CSKY_UART0_BASE, UART0_IRQn},
+ {CSKY_UART1_BASE, UART1_IRQn},
+ {CSKY_UART2_BASE, UART2_IRQn},
+};
+typedef struct {
+ pin_t tx;
+ pin_t rx;
+ pin_t cts;
+ pin_t rts;
+ uint16_t cfg_idx; //idx of sg_usart_config[]
+ uint16_t function;
+} usart_pin_map_t;
+const static usart_pin_map_t s_usart_pin_map[] = {
+ {
+ PA2_TXD0_SPI0MISO,
+ PA3_RXD0_SPI0MOSI,
+ -1,
+ -1,
+ 0,
+ 0
+ },
+ {
+ PA10_ADC2_TXD0,
+ PA11_ACMP0N_ADC3_RXD0,
+ -1,
+ -1,
+ 0,
+ 2
+ },
+ {
+ PA17_TXD1_ADC9,
+ PA16_RXD1_ADC8,
+ -1,
+ -1,
+ 1,
+ 0
+ },
+ {
+ PA21_SPI1SCK_TRIG1_TXD1,
+ PA20_SPI1SSN2_TRIG0_RXD1,
+ -1,
+ -1,
+ 1,
+ 2,
+ },
+ {
+ PA24_TXD2_I2SMCLK_SPI1SSN0,
+ PA25_RXD2_I2SSCK_SPI1SSN1,
+ PA26_CTS2_I2SWS_ADC12,
+ PA27_RTS2_I2SSD_ADC13,
+ 2,
+ 0
+ },
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_usart_count()
+ \brief get usart instance.
+ \return pointer to usart instance
+*/
+int32_t target_usart_init(pin_t tx, pin_t rx, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t); idx++) {
+ if (s_usart_pin_map[idx].tx == tx && s_usart_pin_map[idx].rx == rx) {
+ *base = sg_usart_config[s_usart_pin_map[idx].cfg_idx].base;
+ *irq = sg_usart_config[s_usart_pin_map[idx].cfg_idx].irq;
+ /*pinmux*/
+ pin_mux(s_usart_pin_map[idx].tx, s_usart_pin_map[idx].function);
+ pin_mux(s_usart_pin_map[idx].rx, s_usart_pin_map[idx].function);
+ return s_usart_pin_map[idx].cfg_idx;
+ }
+ }
+
+ return -1;
+
+}
+/**
+ \brief control usart flow.
+ \param[in] tx_flow The TX flow pin name
+ \param[in] rx_flow The RX flow pin name
+ \param[in] flag 0-disable, 1-enable.
+ \return 0 if setting ready ,negative for error code
+*/
+int32_t target_usart_flowctrl_init(pin_t tx_flow, pin_t rx_flow, uint32_t flag)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t); idx++) {
+ if ((s_usart_pin_map[idx].cts == tx_flow) &&(s_usart_pin_map[idx].rts == rx_flow))
+ break;
+ }
+
+ if (idx >= sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t)) {
+ return -1;
+ }
+
+ if ((s_usart_pin_map[idx].cts == tx_flow) && flag) {
+ pin_mux(s_usart_pin_map[idx].cts, s_usart_pin_map[idx].function);
+ } else if ((s_usart_pin_map[idx].cts == tx_flow) && (flag == 0)) {
+ pin_mux(s_usart_pin_map[idx].cts, 0xff);
+ } else {
+ return -1;
+ }
+
+ if ((s_usart_pin_map[idx].rts == rx_flow) && flag) {
+ pin_mux(s_usart_pin_map[idx].rts, s_usart_pin_map[idx].function);
+ } else if ((s_usart_pin_map[idx].rts == rx_flow) && (flag == 0)) {
+ pin_mux(s_usart_pin_map[idx].rts, 0xff);
+ } else {
+ return -1;
+ }
+
+ return 0;
+}
+
+#endif
+
+#if CONFIG_SPI
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+
+const sg_spi_config[CONFIG_SPI_NUM] = {
+ {CSKY_SPI0_BASE, SPI0_IRQn},
+ {CSKY_SPI1_BASE, SPI1_IRQn}
+};
+typedef struct {
+ pin_t mosi;
+ pin_t miso;
+ pin_t sclk;
+ pin_t ssel;
+ uint32_t cfg_idx; //idx of sg_iic_config[]
+ uint16_t function;
+} spi_pin_map_t;
+const static spi_pin_map_t s_spi_pin_map[] = {
+ {
+ PA2_TXD0_SPI0MISO,
+ PA3_RXD0_SPI0MOSI,
+ PA4_CTS0_PWM0_SPI0SCK_TRIG0,
+ PA5_RTS0_PWM1_SPI0SSN_TRIG1,
+ 0,
+ 2
+ },
+ {
+ PB3_SPI0MISO_PWM5_I2SSD,
+ PA6_SPI0MOSI_PWM6_SCL0,
+ PB2_SPI0SCK_PWM4_I2SWS,
+ PA7_SPI0SSN_PWM7_SDA0,
+ 0,
+ 0
+ },
+ {
+ PA22_SPI1MISO_PWM0_ADC10,
+ PA23_SPI1MOSI_PWM1_ADC11,
+ PA21_SPI1SCK_TRIG1_TXD1,
+ PA18_SPI1SSN0_ACMP0O,
+ 1,
+ 0
+ }
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_spi_count()
+ \brief get spi instance.
+ \return pointer to spi instance
+*/
+int32_t target_spi_init(pin_t mosi, pin_t miso, pin_t sclk, pin_t ssel, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_spi_pin_map) / sizeof(spi_pin_map_t); idx++) {
+ if (s_spi_pin_map[idx].mosi == mosi && s_spi_pin_map[idx].miso == miso
+ && s_spi_pin_map[idx].sclk == sclk && s_spi_pin_map[idx].ssel == ssel) {
+ *base = sg_spi_config[s_spi_pin_map[idx].cfg_idx].base;
+ *irq = sg_spi_config[s_spi_pin_map[idx].cfg_idx].irq;
+ /*pinmux*/
+ pin_mux(s_spi_pin_map[idx].mosi, s_spi_pin_map[idx].function);
+ pin_mux(s_spi_pin_map[idx].miso, s_spi_pin_map[idx].function);
+ pin_mux(s_spi_pin_map[idx].sclk, s_spi_pin_map[idx].function);
+ pin_mux(s_spi_pin_map[idx].ssel, s_spi_pin_map[idx].function);
+
+ return s_spi_pin_map[idx].cfg_idx;
+ }
+ }
+
+ return -1;
+
+}
+
+#endif
+
+#if CONFIG_AES
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_aes_config[CONFIG_AES_NUM] = {
+ {CSKY_AES_BASE, AES_IRQn}
+};
+
+/**
+ \brief get aes instance count.
+ \return aes instance count
+*/
+int32_t target_get_aes_count(void)
+{
+ return CONFIG_AES_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_aes_count()
+ \brief get aes instance.
+ \return pointer to aes instance
+*/
+int32_t target_get_aes(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_aes_count()) {
+ return NULL;
+ }
+
+ *base = sg_aes_config[idx].base;
+ *irq = sg_aes_config[idx].irq;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_RSA
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_rsa_config[CONFIG_RSA_NUM] = {
+ {CSKY_RSA_BASE, RSA_IRQn}
+};
+
+/**
+ \brief get rsa instance count.
+ \return rsa instance count
+*/
+int32_t target_get_rsa_count(void)
+{
+ return CONFIG_RSA_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_rsa_count()
+ \brief get rsa instance.
+ \return pointer to rsa instance
+*/
+int32_t target_get_rsa(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_rsa_count()) {
+ return NULL;
+ }
+
+ *base = sg_rsa_config[idx].base;
+ *irq = sg_rsa_config[idx].irq;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_EFLASH
+struct {
+ uint32_t base;
+ eflash_info_t info;
+}
+const sg_eflash_config[CONFIG_EFLASH_NUM] = {
+ {CSKY_EFLASH_CONTROL_BASE, {0x10000000, 0x1003f800, 0x1fc}}
+};
+
+/**
+ \brief get eflash instance count.
+ \return eflash instance count
+*/
+int32_t target_get_eflash_count(void)
+{
+ return CONFIG_EFLASH_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_eflash_count()
+ \brief get eflash instance.
+ \return pointer to eflash instance
+*/
+int32_t target_get_eflash(int32_t idx, uint32_t *base, eflash_info_t *info)
+{
+ if (idx >= target_get_eflash_count()) {
+ return NULL;
+ }
+
+ *base = sg_eflash_config[idx].base;
+ info->start = sg_eflash_config[idx].info.start;
+ info->end = sg_eflash_config[idx].info.end;
+ info->sector_count = sg_eflash_config[idx].info.sector_count;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_WDT
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_wdt_config[CONFIG_WDT_NUM] = {
+ {CSKY_WDT_BASE, WDT_IRQn}
+};
+
+int32_t target_get_wdt_count(void)
+{
+ return CONFIG_WDT_NUM;
+}
+
+int32_t target_get_wdt(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_wdt_count()) {
+ return NULL;
+ }
+
+ *base = sg_wdt_config[idx].base;
+ *irq = sg_wdt_config[idx].irq;
+ return idx;
+}
+#endif
+
+#if CONFIG_DMAC
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_dmac_config[CONFIG_DMAC_NUM] = {
+ {CSKY_DMAC0_BASE, SEU_DMAC_IRQn},
+ {CSKY_DMAC1_BASE, NONSEU_DMAC_IRQn}
+};
+
+int32_t target_get_dmac_count(void)
+{
+ return CONFIG_DMAC_NUM;
+}
+
+int32_t target_get_dmac(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_dmac_count()) {
+ return NULL;
+ }
+
+ *base = sg_dmac_config[idx].base;
+ *irq = sg_dmac_config[idx].irq;
+ return idx;
+}
+#endif
+
+#if CONFIG_IIC
+
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_iic_config[CONFIG_IIC_NUM] = {
+ {CSKY_I2C0_BASE, I2C0_IRQn},
+ {CSKY_I2C1_BASE, I2C1_IRQn}
+};
+
+
+typedef struct {
+ pin_t scl;
+ pin_t sda;
+ uint16_t cfg_idx; //idx of sg_iic_config[]
+ uint16_t function;
+} iic_pin_map_t;
+const static iic_pin_map_t s_iic_pin_map[] = {
+ {
+ PB0_SCL0_PWM2_I2SMCLK,
+ PB1_SDA0_PWM3_I2SSCK,
+ 0,
+ 0
+ },
+ {
+ PA6_SPI0MOSI_PWM6_SCL0,
+ PA7_SPI0SSN_PWM7_SDA0,
+ 0,
+ 2
+ },
+ {
+ PC0_SCL1_CTS1_PWM10_ADC14,
+ PC1_SDA1_RTS1_PWM11_ADC15,
+ 1,
+ 0
+ }
+};
+
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_iic_count()
+ \brief get iic instance.
+ \return pointer to iic instance
+*/
+int32_t target_iic_init(pin_t scl, pin_t sda, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_iic_pin_map) / sizeof(iic_pin_map_t); idx++) {
+ if (s_iic_pin_map[idx].scl == scl && s_iic_pin_map[idx].sda == sda) {
+ *base = sg_iic_config[s_iic_pin_map[idx].cfg_idx].base;
+ *irq = sg_iic_config[s_iic_pin_map[idx].cfg_idx].irq;
+ /*pinmux*/
+ if (s_iic_pin_map[idx].cfg_idx == 0) {
+ pin_mux(s_iic_pin_map[idx].scl, s_iic_pin_map[idx].function);
+ pin_mux(s_iic_pin_map[idx].sda, s_iic_pin_map[idx].function);
+ }
+ return s_iic_pin_map[idx].cfg_idx;
+ }
+ }
+
+ return -1;
+}
+
+#endif
+
+#if CONFIG_PWM
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_pwm_config[CONFIG_PWM_NUM] = {
+ {CSKY_PWM_BASE, PWM_IRQn},
+};
+
+typedef struct {
+ pin_t pwm_pin;
+ uint32_t cfg_idx; //idx of sg_pwm_config[]
+ uint32_t ch_num;
+ uint16_t function;
+} pwm_pin_map_t;
+const static pwm_pin_map_t s_pwm_pin_map[] = {
+ {PA4_CTS0_PWM0_SPI0SCK_TRIG0, 0, 0, 1},
+ {PA5_RTS0_PWM1_SPI0SSN_TRIG1, 0, 0, 1},
+ {PB0_SCL0_PWM2_I2SMCLK, 0, 1, 1},
+ {PB1_SDA0_PWM3_I2SSCK, 0, 1, 1},
+
+ {PB2_SPI0SCK_PWM4_I2SWS, 0, 2, 1},
+ {PB3_SPI0MISO_PWM5_I2SSD, 0, 2, 1},
+ {PA6_SPI0MOSI_PWM6_SCL0, 0, 3, 1},
+ {PA7_SPI0SSN_PWM7_SDA0, 0, 3, 1},
+
+ {PA12_PWM8_TCK_ADC4, 0, 4, 0},
+ {PA13_PWM9_TMS_ADC5, 0, 4, 0},
+ {PA14_PWM10_ADC6, 0, 5, 0},
+ {PA15_PWM11_ADC7, 0, 5, 0},
+
+ {PA22_SPI1MISO_PWM0_ADC10, 0, 0, 1},
+ {PA23_SPI1MOSI_PWM1_ADC11, 0, 0, 1},
+ {PC0_SCL1_CTS1_PWM10_ADC14, 0, 5, 2},
+ {PC1_SDA1_RTS1_PWM11_ADC15, 0, 5, 2}
+
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_pwm_count()
+ \brief get pwm instance.
+ \return pointer to pwm instance
+*/
+int32_t target_pwm_init(pin_t pwm_pin, uint32_t *ch_num, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_pwm_pin_map) / sizeof(pwm_pin_map_t); idx++) {
+ if (s_pwm_pin_map[idx].pwm_pin == pwm_pin) {
+ *base = sg_pwm_config[s_pwm_pin_map[idx].cfg_idx].base;
+ *irq = sg_pwm_config[s_pwm_pin_map[idx].cfg_idx].irq;
+ *ch_num = s_pwm_pin_map[idx].ch_num;
+ /*pinmux*/
+ pin_mux(s_pwm_pin_map[idx].pwm_pin, s_pwm_pin_map[idx].function);
+ return s_pwm_pin_map[idx].cfg_idx;
+ }
+ }
+
+ return -1;
+}
+
+#endif
+
+#if CONFIG_SHA
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_sha_config[CONFIG_SHA_NUM] = {
+ {CSKY_SHA_BASE, SHA_IRQn}
+};
+
+/**
+ \brief get sha instance count.
+ \return sha instance count
+*/
+int32_t target_get_sha_count(void)
+{
+ return CONFIG_SHA_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_sha_count()
+ \brief get sha instance.
+ \return pointer to sha instance
+*/
+int32_t target_get_sha(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_sha_count()) {
+ return NULL;
+ }
+
+ *base = sg_sha_config[idx].base;
+ *irq = sg_sha_config[idx].irq;
+ return idx;
+}
+
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/ck_sys_freq.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/ck_sys_freq.h
new file mode 100644
index 000000000..551ccd3d3
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/ck_sys_freq.h
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file ck_sys_freq.h
+ * @brief header file for setting system frequency.
+ * @version V1.0
+ * @date 18. July 2017
+ ******************************************************************************/
+#ifndef _CK_SYS_FREQ_H_
+#define _CK_SYS_FREQ_H_
+
+#include <stdint.h>
+#include "soc.h"
+
+#define PMU_MCLK_SEL (CSKY_CLKGEN_BASE + 0x4)
+#define MCLK_REG_VAL 0x8UL
+
+#define PMU_CLK_STABLE (CSKY_CLKGEN_BASE + 0x18)
+#define PMU_PLL_CTRL (CSKY_CLKGEN_BASE + 0x2c)
+
+#define TRC_ADDR (CSKY_OTP_BASE + 0x20)
+#define TRC_REG_VAL 0x1UL
+
+#define EXTERNAL_CLK_SOURCE 0x8UL
+#define EXTERNAL_CLK_16M (EXTERNAL_CLK_SOURCE * 2)
+#define EXTERNAL_CLK_24M (EXTERNAL_CLK_SOURCE * 3)
+#define EXTERNAL_CLK_32M (EXTERNAL_CLK_SOURCE * 4)
+#define EXTERNAL_CLK_40M (EXTERNAL_CLK_SOURCE * 5)
+#define EXTERNAL_CLK_48M (EXTERNAL_CLK_SOURCE * 6)
+
+#define CLK_8M_REG_VAL 0xc0202UL
+#define CLK_16M_REG_VAL 0xc0204UL
+#define CLK_24M_REG_VAL 0xc0206UL
+#define CLK_32M_REG_VAL 0xc0208UL
+#define CLK_40M_REG_VAL 0xc020aUL
+#define CLK_48M_REG_VAL 0xc020cUL
+
+typedef enum {
+ IHS_CLK = 0, //internal high speed clock
+ EHS_CLK = 1 //external high speed clock
+} clk_gen_t;
+
+typedef enum {
+ CLK_8M = 0,
+ CLK_16M = 1,
+ CLK_24M = 2,
+ CLK_32M = 3,
+ CLK_40M = 4,
+ CLK_48M = 5
+} clk_val_t;
+
+void ck_set_sys_freq (clk_gen_t source, clk_val_t val);
+
+#endif /* _CK_SYS_FREQ_H_ */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/pin_name.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/pin_name.h
new file mode 100644
index 000000000..6a7b0ba8c
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/pin_name.h
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file pin_name.h
+ * @brief header file for the pin_name
+ * @version V1.0
+ * @date 23. August 2017
+ ******************************************************************************/
+#ifndef _PINNAMES_H
+#define _PINNAMES_H
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+ PA0_TRIG0_ACMP1P_TCK = 0,
+ PA1_TRIG1_ACMP1N_TMS,
+ PA2_TXD0_SPI0MISO,
+ PA3_RXD0_SPI0MOSI,
+ PA4_CTS0_PWM0_SPI0SCK_TRIG0,
+ PA5_RTS0_PWM1_SPI0SSN_TRIG1,
+
+ PB0_SCL0_PWM2_I2SMCLK,
+ PB1_SDA0_PWM3_I2SSCK,
+ PB2_SPI0SCK_PWM4_I2SWS,
+ PB3_SPI0MISO_PWM5_I2SSD,
+
+ PA6_SPI0MOSI_PWM6_SCL0,
+ PA7_SPI0SSN_PWM7_SDA0,
+ PA8_WKUP_ADC0_ACMP0P,
+ PA9_BOOT_ADC1_PWMFAULT,
+ PA10_ADC2_TXD0,
+ PA11_ACMP0N_ADC3_RXD0,
+
+ PA12_PWM8_TCK_ADC4,
+ PA13_PWM9_TMS_ADC5,
+ PA14_PWM10_ADC6,
+ PA15_PWM11_ADC7,
+ PA16_RXD1_ADC8,
+ PA17_TXD1_ADC9,
+ PA18_SPI1SSN0_ACMP0O,
+ PA19_SPI1SSN1_ACMP1O,
+ PA20_SPI1SSN2_TRIG0_RXD1,
+ PA21_SPI1SCK_TRIG1_TXD1,
+ PA22_SPI1MISO_PWM0_ADC10,
+ PA23_SPI1MOSI_PWM1_ADC11,
+ PA24_TXD2_I2SMCLK_SPI1SSN0,
+ PA25_RXD2_I2SSCK_SPI1SSN1,
+ PA26_CTS2_I2SWS_ADC12,
+ PA27_RTS2_I2SSD_ADC13,
+
+ PC0_SCL1_CTS1_PWM10_ADC14,
+ PC1_SDA1_RTS1_PWM11_ADC15,
+
+}
+pin_name_t;
+
+typedef enum {
+ PORTA = 0,
+ PORTB = 1,
+} port_name_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/pinmux.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/pinmux.h
new file mode 100644
index 000000000..d937cb34b
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/pinmux.h
@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file pinmux.h
+ * @brief Header file for the pinmux
+ * @version V1.0
+ * @date 23. August 2017
+ ******************************************************************************/
+#ifndef HOBBIT1_2_PINMUX_H
+#define HOBBIT1_2_PINMUX_H
+
+#include <stdint.h>
+#include "pin_name.h"
+
+void hobbit_ioreuse_initial(void);
+int32_t pin_mux(pin_name_t pin, uint16_t function);
+
+/*IOMUX0L function definition */
+
+
+/* IOMUX0H function definition */
+
+#define PA16_UART1_RX 0x00010000
+#define PA17_UART1_TX 0x00020000
+
+
+#define PA20_UART1_RX 0x00020000
+#define PA21_UART1_TX 0x00080000
+
+//use for spi eth
+#define PA3_SPI0MOSI 0x00000080
+#define PA2_SPI0MISO 0x00000020
+#define PA4_SPI0SCK 0x00000200
+#define PA5_SPI0SSN 0x00000800
+
+#define PA23_SPI1MOSI 0x00800000
+#define PA22_SPI1MISO 0x00400000
+#define PA21_SPI1SCK 0x00200000
+#define PA18_SPI1SSN0 0x00040000
+
+
+
+
+/* IOMUX1L function definition */
+
+/* flag as identification */
+#define GPIO_SET_BIT0 0x00000001
+#define GPIO_SET_BIT1 0x00000002
+#define GPIO_SET_BIT2 0x00000004
+#define GPIO_SET_BIT3 0x00000008
+#define GPIO_SET_BIT4 0x00000010
+#define GPIO_SET_BIT5 0x00000020
+#define GPIO_SET_BIT6 0x00000040
+#define GPIO_SET_BIT7 0x00000080
+#define GPIO_SET_BIT8 0x00000100
+#define GPIO_SET_BIT9 0x00000200
+#define GPIO_SET_BIT10 0x00000400
+#define GPIO_SET_BIT11 0x00000800
+#define GPIO_SET_BIT12 0x00001000
+#define GPIO_SET_BIT13 0x00002000
+#define GPIO_SET_BIT14 0x00004000
+#define GPIO_SET_BIT15 0x00008000
+#define GPIO_SET_BIT16 0x00010000
+#define GPIO_SET_BIT17 0x00020000
+#define GPIO_SET_BIT18 0x00040000
+#define GPIO_SET_BIT19 0x00080000
+#define GPIO_SET_BIT20 0x00100000
+#define GPIO_SET_BIT21 0x00200000
+#define GPIO_SET_BIT22 0x00400000
+#define GPIO_SET_BIT23 0x00800000
+#define GPIO_SET_BIT24 0x01000000
+#define GPIO_SET_BIT25 0x02000000
+#define GPIO_SET_BIT26 0x04000000
+#define GPIO_SET_BIT27 0x08000000
+#define GPIO_SET_BIT28 0x10000000
+#define GPIO_SET_BIT29 0x20000000
+#define GPIO_SET_BIT30 0x40000000
+#define GPIO_SET_BIT31 0x80000000
+
+
+
+
+/******************************************************************************
+ * hobbit1_2 gpio control and gpio reuse function
+ * selecting regester adddress
+ ******************************************************************************/
+
+#define HOBBIT1_2_GIPO0_PORTCTL_REG 0x50006008
+#define HOBBIT1_2_GIPO1_PORTCTL_REG 0x50009008
+#define HOBBIT1_2_IOMUX0L_REG 0x50006100
+#define HOBBIT1_2_IOMUX0H_REG 0x50006104
+#define HOBBIT1_2_IOMUX1L_REG 0x50006108
+
+
+/*************basic gpio reuse v1.0********************************************
+ * UART1(PA16,PA17) for bootrom
+ * UART1(PA20,PA21) for console
+ ******************************************************************************/
+#define GPIO0_REUSE_EN (0x00000000)
+#define GPIO0_REUSE_DIS (GPIO_SET_BIT16 | GPIO_SET_BIT17)
+
+#define GPIO1_REUSE_EN (0x00000000)
+#define IOMUX0L_FUNCTION_SEL (0x00000000)
+#define IOMUX0H_FUNCTION_SEL (0x00000000)
+#define IOMUX1L_FUNCTION_SEL (0x00000000)
+
+#endif /* HOBBIT_PINMUX_H */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/soc.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/soc.h
new file mode 100644
index 000000000..a63d9820e
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/include/soc.h
@@ -0,0 +1,333 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**************************************************************************//**
+ * @file soc.h
+ * @brief CSI Core Peripheral Access Layer Header File for
+ * CSKYSOC Device Series
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+
+#ifndef SOC_H
+#define SOC_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef SYSTEM_CLOCK
+#define SYSTEM_CLOCK (24000000)
+#endif
+
+#ifndef IHS_VALUE
+#define IHS_VALUE (8000000)
+#endif
+
+#ifndef EHS_VALUE
+#define EHS_VALUE (8000000)
+#endif
+/* ------------------------- Interrupt Number Definition ------------------------ */
+
+typedef enum IRQn
+{
+ /* ---------------------- CSKYCK801 Specific Interrupt Numbers --------------------- */
+ GPIOA_IRQn = 0, /* gpio Interrupt */
+ CORET_IRQn = 1, /* core Timer Interrupt */
+ TIMA0_IRQn = 2, /* timerA0 Interrupt */
+ TIMA1_IRQn = 3, /* timerA1 Interrupt */
+ I2S_IRQn = 4, /* i2s Interrupt */
+ WDT_IRQn = 5, /* wdt Interrupt */
+ UART0_IRQn = 6, /* uart0 Interrupt */
+ UART1_IRQn = 7, /* uart1 Interrupt */
+ UART2_IRQn = 8, /* uart2 Interrupt */
+ I2C0_IRQn = 9, /* i2c0 Interrupt */
+ I2C1_IRQn = 10, /* i2c1 Interrupt */
+ SPI1_IRQn = 11, /* spi0 Interrupt */
+ SPI0_IRQn = 12, /* spi1 Interrupt */
+ RTC_IRQn = 13, /* rtc Interrupt */
+ EXTWAK_IRQn = 14, /* extwakeup Interrupt */
+ ADC_IRQn = 15, /* adc interrupt */
+ CMP_IRQn = 16, /* cmp interrupt */
+ SEU_DMAC_IRQn = 17, /* seu dmac Interrupt */
+ POWM_IRQn = 18, /* powm Interrupt */
+ PWM_IRQn = 19, /* pwm Interrupt */
+ SYS_RESET_IRQn = 20, /* system reset Interrupt */
+ REV_IRQn = 21, /* rev Interrupt */
+ NONSEU_DMAC_IRQn = 22, /* nonuseu dmac Interrupt */
+ TIMB0_IRQn = 23, /* timerB0 Interrupt */
+ TIMB1_IRQn = 24, /* timerB1 Interrupt */
+ RTC1_IRQn = 25, /* rtc1 Interrupt */
+ AES_IRQn = 26, /* aes Interrupt */
+ GPIOB_IRQn = 27, /* trng Interrupt */
+ RSA_IRQn = 28, /* rsa Interrupt */
+ SHA_IRQn = 29, /* sha Interrupt */
+}
+IRQn_Type;
+
+
+/* ================================================================================ */
+/* ================ Processor and Core Peripheral Section ================ */
+/* ================================================================================ */
+
+/* -------- Configuration of the CK801 Processor and Core Peripherals ------- */
+#define __CK802_REV 0x0000U /* Core revision r0p0 */
+#define __MGU_PRESENT 0 /* MGU present or not */
+#define __NVIC_PRIO_BITS 2 /* Number of Bits used for Priority Levels */
+#define __Vendor_SysTickConfig 0 /* Set to 1 if different SysTick Config is used */
+
+#include "core_ck802.h" /* Processor and core peripherals */
+#include "stdint.h"
+
+typedef enum {
+ CKENUM_DMA_UART0_RX,
+ CKENUM_DMA_UART0_TX,
+ CKENUM_DMA_UART1_RX,
+ CKENUM_DMA_UART1_TX,
+ CKENUM_DMA_ADC_RX,
+ CKENUM_DMA_ADC_TX,
+ CKENUM_DMA_SPI1_RX,
+ CKENUM_DMA_SPI1_TX,
+ CKENUM_DMA_SPI0_RX,
+ CKENUM_DMA_SPI0_TX,
+ CKENUM_DMA_IIC_RX,
+ CKENUM_DMA_IIC_TX,
+ CKENUM_DMA_IIC1_RX,
+ CKENUM_DMA_IIC1_TX,
+ CKENUM_DMA_IIS_RX,
+ CKENUM_DMA_IIS_TX,
+ CKENUM_DMA_MEMORY
+} ckenum_dma_device_e;
+
+/* ================================================================================ */
+/* ================ Device Specific Peripheral Section ================ */
+/* ================================================================================ */
+#if 0
+
+/* ================================================================================ */
+/* ============== Universal Asyncronous Receiver / Transmitter (UART) ============= */
+/* ================================================================================ */
+typedef struct {
+ union {
+ __IM uint32_t RBR; /* Offset: 0x000 (R/ ) Receive buffer register */
+ __OM uint32_t THR; /* Offset: 0x000 ( /W) Transmission hold register */
+ __IOM uint32_t DLL; /* Offset: 0x000 (R/W) Clock frequency division low section register */
+ };
+ union {
+ __IOM uint32_t DLH; /* Offset: 0x004 (R/W) Clock frequency division high section register */
+ __IOM uint32_t IER; /* Offset: 0x004 (R/W) Interrupt enable register */
+ };
+ __IM uint32_t IIR; /* Offset: 0x008 (R/ ) Interrupt indicia register */
+ __IOM uint32_t LCR; /* Offset: 0x00C (R/W) Transmission control register */
+ __IOM uint32_t MCR; /* Offset: 0x010 (R/W) Modem control register */
+ __IM uint32_t LSR; /* Offset: 0x014 (R/ ) Transmission state register */
+ __IM uint32_t MSR; /* Offset: 0x018 (R/ ) Modem state register */
+ uint32_t RESERVED1[24];
+ __IM uint32_t USR; /* Offset: 0x07c (R/ ) UART state register */
+} CSKY_UART_TypeDef;
+
+
+/* ================================================================================ */
+/* ============== Inter-Integrated Circuit (IIC) ============= */
+/* ================================================================================ */
+typedef struct {
+ __IOM uint32_t IC_CON; /* Offset: 0x000 (R/W) Receive buffer register */
+ __IOM uint32_t IC_TAR; /* Offset: 0x004 (R/W) Transmission hold register */
+ __IOM uint32_t IC_SAR; /* Offset: 0x008 (R/W) Clock frequency division low section register */
+ __IOM uint32_t IC_HS_MADDR; /* Offset: 0x00c (R/W) Clock frequency division high section register */
+ __IOM uint32_t IC_DATA_CMD; /* Offset: 0x010 (R/W) Interrupt enable register */
+ __IOM uint32_t IC_SS_SCL_HCNT; /* Offset: 0x014 (R/W) Interrupt indicia register */
+ __IOM uint32_t IC_SS_SCL_LCNT; /* Offset: 0x018 (R/W) Transmission control register */
+ __IOM uint32_t IC_FS_SCL_HCNT; /* Offset: 0x01c (R/W) Modem control register */
+ __IOM uint32_t IC_FS_SCL_LCNT; /* Offset: 0x020 (R/W) Transmission state register */
+ __IOM uint32_t IC_HS_SCL_HCNT; /* Offset: 0x024 (R/W) Transmission state register */
+ __IOM uint32_t IC_HS_SCL_LCNT; /* Offset: 0x028 (R/W) Transmission state register */
+ __IOM uint32_t IC_INTR_STAT; /* Offset: 0x02c (R) Transmission state register */
+ __IOM uint32_t IC_INTR_MASK; /* Offset: 0x030 (R/W) Transmission state register */
+ __IOM uint32_t IC_RAW_INTR_STAT; /* Offset: 0x034 (R) Transmission state register */
+ __IOM uint32_t IC_RX_TL; /* Offset: 0x038 (R/W) Transmission state register */
+ __IOM uint32_t IC_TX_TL; /* Offset: 0x03c (R/W) Transmission state register */
+ __IOM uint32_t IC_CLR_INTR; /* Offset: 0x040 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_RX_UNDER; /* Offset: 0x044 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_RX_OVER; /* Offset: 0x048 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_TX_OVER; /* Offset: 0x04c (R) Transmission state register */
+ __IOM uint32_t IC_CLR_RD_REQ; /* Offset: 0x050 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_TX_ABRT; /* Offset: 0x054 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_RX_DONE; /* Offset: 0x058 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_ACTIVITY; /* Offset: 0x05c (R) Transmission state register */
+ __IOM uint32_t IC_CLR_STOP_DET; /* Offset: 0x060 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_START_DET; /* Offset: 0x064 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_GEN_CALL; /* Offset: 0x068 (R) Transmission state register */
+ __IOM uint32_t IC_ENABLE; /* Offset: 0x06c (R/W) Transmission state register */
+ __IOM uint32_t IC_STATUS; /* Offset: 0x070 (R) Transmission state register */
+ __IOM uint32_t IC_TXFLR; /* Offset: 0x074 (R) Transmission state register */
+ __IOM uint32_t IC_RXFLR; /* Offset: 0x078 (R) Transmission state register */
+ uint32_t RESERVED; /* Offset: 0x014 (R/ ) Transmission state register */
+ __IOM uint32_t IC_TX_ABRT_SOURCE; /* Offset: 0x080 (R/W) Transmission state register */
+ __IOM uint32_t IC_SAR1; /* Offset: 0x084 (R/W) Transmission state register */
+ __IOM uint32_t IC_DMA_CR; /* Offset: 0x088 (R/W) Transmission state register */
+ __IOM uint32_t IC_DMA_TDLR; /* Offset: 0x08c (R/W) Transmission state register */
+ __IOM uint32_t IC_DMA_RDLR; /* Offset: 0x090 (R/W) Transmission state register */
+ __IOM uint32_t IC_SAR2; /* Offset: 0x094 (R/W) Transmission state register */
+ __IOM uint32_t IC_SAR3; /* Offset: 0x098 (R/W) Transmission state register */
+ __IOM uint32_t IC_MULTI_SLAVE; /* Offset: 0x09c (R/W) Transmission state register */
+ __IOM uint32_t IC_GEN_CALL_EN; /* Offset: 0x0a0 (R/W) Transmission state register */
+
+} CSKY_IIC_TypeDef;
+
+
+/* ================================================================================ */
+/* ============== TIMER ============= */
+/* ================================================================================ */
+typedef struct {
+ __IOM uint32_t TxLoadCount; /* Offset: 0x000 (R/W) Receive buffer register */
+ __IOM uint32_t TxCurrentValue; /* Offset: 0x004 (R) Transmission hold register */
+ __IOM uint32_t TxControl; /* Offset: 0x008 (R/W) Clock frequency division low section register */
+ __IOM uint32_t TxEOI; /* Offset: 0x00c (R) Clock frequency division high section register */
+ __IOM uint32_t TxIntStatus; /* Offset: 0x010 (R) Interrupt enable register */
+
+} CSKY_TIMER_TypeDef;
+
+/* ================================================================================ */
+/* ============== TIMER Control ============= */
+/* ================================================================================ */
+typedef struct {
+ __IOM uint32_t TimersIntStatus; /* Offset: 0x000 (R) Interrupt indicia register */
+ __IOM uint32_t TimerEOI; /* Offset: 0x004 (R) Transmission control register */
+ __IOM uint32_t TimerRawIntStatus; /* Offset: 0x008 (R) Modem control register */
+
+} CSKY_TIMER_Control_TypeDef;
+
+
+/* ================================================================================ */
+/* ============== GPIO ============= */
+/* ================================================================================ */
+typedef struct {
+ __IOM uint32_t SWPORT_DR; /* Offset: 0x000 (R/W) Interrupt indicia register */
+ __IOM uint32_t SWPORT_DDR; /* Offset: 0x004 (R/W) Interrupt indicia register */
+ __IOM uint32_t PORT_CTL; /* Offset: 0x008 (R/W) Interrupt indicia register */
+} CKStruct_GPIO, *PCKStruct_GPIO;
+
+typedef struct {
+ __IOM uint32_t SHA_CON; /* Offset: 0x000 (R/W) Control register */
+ __IOM uint32_t SHA_INTSTATE; /* Offset: 0x004 (R/W) Instatus register */
+ __IOM uint32_t SHA_H0L; /* Offset: 0x008 (R/W) H0L register */
+ __IOM uint32_t SHA_H1L; /* Offset: 0x00c (R/W) H1L register */
+ __IOM uint32_t SHA_H2L; /* Offset: 0x010 (R/W) H2L register */
+ __IOM uint32_t SHA_H3L; /* Offset: 0x014 (R/W) H3L register */
+ __IOM uint32_t SHA_H4L; /* Offset: 0x018 (R/W) H4L register */
+ __IOM uint32_t SHA_H5L; /* Offset: 0x01c (R/W) H5L register */
+ __IOM uint32_t SHA_H6L; /* Offset: 0x020 (R/W) H6L register */
+ __IOM uint32_t SHA_H7L; /* Offset: 0x024 (R/W) H7L register */
+ __IOM uint32_t SHA_H0H; /* Offset: 0x028 (R/W) H0H register */
+ __IOM uint32_t SHA_H1H; /* Offset: 0x02c (R/W) H1H register */
+ __IOM uint32_t SHA_H2H; /* Offset: 0x030 (R/W) H2H register */
+ __IOM uint32_t SHA_H3H; /* Offset: 0x034 (R/W) H3H register */
+ __IOM uint32_t SHA_H4H; /* Offset: 0x038 (R/W) H4H register */
+ __IOM uint32_t SHA_H5H; /* Offset: 0x03c (R/W) H5H register */
+ __IOM uint32_t SHA_H6H; /* Offset: 0x040 (R/W) H6H register */
+ __IOM uint32_t SHA_H7H; /* Offset: 0x044 (R/W) H7H register */
+ __IOM uint32_t SHA_DATA1; /* Offset: 0x048 (R/W) DATA1 register */
+ uint32_t REV[15];
+ __IOM uint32_t SHA_DATA2; /* Offset: 0x088 (R/W) DATA2 register */
+} CSKY_SHA_TypeDef;
+
+
+#endif
+
+#define CONFIG_PMU_NUM 1
+#define CONFIG_CRC_NUM 1
+#define CONFIG_EFLASH_NUM 1
+#define CONFIG_IIC_NUM 2
+#define CONFIG_TRNG_NUM 1
+#define CONFIG_AES_NUM 1
+#define CONFIG_RSA_NUM 1
+#define CONFIG_SHA_NUM 1
+#define CONFIG_SPI_NUM 2
+#define CONFIG_PWM_NUM 6
+#define CONFIG_TIMER_NUM 4
+#define CONFIG_RTC_NUM 2
+#define CONFIG_WDT_NUM 1
+#define CONFIG_DMAC_NUM 2
+#define CONFIG_GPIO_NUM 2
+#define CONFIG_GPIO_PIN_NUM 32
+#define CONFIG_USART_NUM 3
+#define CONFIG_ETH_NUM 2
+
+/* ================================================================================ */
+/* ================ Peripheral memory map ================ */
+/* ================================================================================ */
+/* -------------------------- CHIP memory map ------------------------------- */
+#define CSKY_EFLASH_BASE (0x10000000UL)
+#define CSKY_SRAM_BASE (0x60000000UL)
+
+/* AHB */
+#define CSKY_AHB_ARB_BASE (0x40000000UL)
+#define CSKY_DMAC0_BASE (0x40001000UL)
+#define CSKY_CLKGEN_BASE (0x40002000UL)
+#define CSKY_CRC_BASE (0x40003000UL)
+#define CSKY_DMAC1_BASE (0x40004000UL)
+#define CSKY_OTP_BASE (0x4003F000UL)
+#define CSKY_AES_BASE (0x40006000UL)
+#define CSKY_SRAM_SASC_BASE (0x40007000UL)
+#define CSKY_SHA_BASE (0x40008000UL)
+#define CSKY_TRNG_BASE (0x40009000UL)
+#define CSKY_RSA_BASE (0x4000a000UL)
+#define CSKY_EFLASH_CONTROL_BASE (0x4003f000UL)
+#define CSKY_APB0_BRIDGE_BASE (0x50000000UL)
+#define CSKY_APB1_BRIDGE_BASE (0x50010000UL)
+
+/* APB0 */
+#define CSKY_WDT_BASE (0x50001000UL)
+#define CSKY_SPI0_BASE (0x50002000UL)
+#define CSKY_RTC0_BASE (0x50003000UL)
+#define CSKY_UART0_BASE (0x50004000UL)
+#define CSKY_UART1_BASE (0x50005000UL)
+#define CSKY_GPIO0_BASE (0x50006000UL)
+#define CSKY_I2C0_BASE (0x50007000UL)
+#define CSKY_I2S_BASE (0x50008000UL)
+#define CSKY_GPIO1_BASE (0x50009000UL)
+#define CSKY_SIPC_BASE (0x5000a000UL)
+
+/* APB1 */
+#define CSKY_TIM0_BASE (0x50011000UL)
+#define CSKY_SPI1_BASE (0x50012000UL)
+#define CSKY_I2C1_BASE (0x50013000UL)
+#define CSKY_PWM_BASE (0x50014000UL)
+#define CSKY_UART2_BASE (0x50015000UL)
+#define CSKY_ADC_CTL_BASE (0x50016000UL)
+#define CSKY_CMP_CTL_BASE (0x50017000UL)
+#define CSKY_ETB_BASE (0x50018000UL)
+#define CSKY_TIM1_BASE (0x50019000UL)
+#define CSKY_RTC1_BASE (0x5001a000UL)
+
+#define SHA_CONTEXT_SIZE 224
+
+/* ================================================================================ */
+/* ================ Peripheral declaration ================ */
+/* ================================================================================ */
+#define CSKY_UART1 (( CSKY_UART_TypeDef *) CSKY_UART1_BASE)
+#define CSKY_SHA (( CSKY_SHA_TypeDef *) CSKY_SHA_BASE)
+
+#include <config.h>
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* SOC_H */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/isr.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/isr.c
new file mode 100644
index 000000000..757ede829
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/isr.c
@@ -0,0 +1,229 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file isr.c
+ * @brief source file for the interrupt server route
+ * @version V1.0
+ * @date 25. August 2017
+ ******************************************************************************/
+#include <drv_common.h>
+#include "config.h"
+#include "soc.h"
+#ifndef CONFIG_KERNEL_NONE
+#include <csi_kernel.h>
+#endif
+
+extern void dw_usart_irqhandler(int32_t idx);
+extern void dw_timer_irqhandler(int32_t idx);
+extern void dw_gpio_irqhandler(int32_t idx);
+extern void dw_iic_irqhandler(int32_t idx);
+extern void ck_rtc_irqhandler(int32_t idx);
+extern void dw_spi_irqhandler(int32_t idx);
+extern void dw_wdt_irqhandler(int32_t idx);
+extern void ck_dma_irqhandler(int32_t idx);
+extern void ck_aes_irqhandler(int32_t idx);
+extern void ck_sha_irqhandler(int32_t idx);
+extern void xPortSysTickHandler( void );
+
+#define readl(addr) \
+ ({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; })
+
+#define ATTRIBUTE_ISR
+
+#ifndef CONFIG_KERNEL_NONE
+#define CSI_INTRPT_ENTER() csi_kernel_intrpt_enter()
+#define CSI_INTRPT_EXIT() csi_kernel_intrpt_exit()
+#else
+#define CSI_INTRPT_ENTER()
+#define CSI_INTRPT_EXIT()
+#endif
+
+
+
+ATTRIBUTE_ISR void CORET_IRQHandler(void)
+{
+ readl(0xE000E010);
+
+ xPortSysTickHandler();
+}
+
+#if defined(CONFIG_USART)
+ATTRIBUTE_ISR void USART0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USART1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USART2_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(2);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USART3_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(3);
+ CSI_INTRPT_EXIT();
+}
+
+#endif
+
+#if defined(CONFIG_TIMER)
+ATTRIBUTE_ISR void TIMA0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void TIMA1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void TIMB0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(2);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void TIMB1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(3);
+ CSI_INTRPT_EXIT();
+}
+
+#endif
+
+#if defined(CONFIG_GPIO)
+
+ATTRIBUTE_ISR void GPIO0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_gpio_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void GPIO1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_gpio_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+
+#endif
+
+#if defined(CONFIG_IIC)
+ATTRIBUTE_ISR void I2C0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_iic_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void I2C1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_iic_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+#endif
+
+#if defined(CONFIG_RTC)
+
+ATTRIBUTE_ISR void RTC_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_rtc_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void RTC1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_rtc_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+#endif
+
+#if defined(CONFIG_AES)
+
+ATTRIBUTE_ISR void AES_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_aes_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+#endif
+
+#if defined(CONFIG_TRNG)
+ATTRIBUTE_ISR void TRNG_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+
+ CSI_INTRPT_EXIT();
+}
+#endif
+
+#if defined(CONFIG_RSA)
+ATTRIBUTE_ISR void RSA_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+
+ CSI_INTRPT_EXIT();
+}
+#endif
+
+#if defined(CONFIG_SPI) && defined(CONFIG_GPIO)
+ATTRIBUTE_ISR void SPI0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_spi_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void SPI1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_spi_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+#endif
+
+#if defined(CONFIG_WDT)
+ATTRIBUTE_ISR void WDT_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_wdt_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/pinmux.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/pinmux.c
new file mode 100644
index 000000000..e488cf4eb
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit1_2/pinmux.c
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file pinmux.c
+ * @brief source file for the pinmux
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <stdint.h>
+#include "pinmux.h"
+#include "pin_name.h"
+
+#define readl(addr) \
+ ({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; })
+
+#define writel(b,addr) (void)((*(volatile unsigned int *) (addr)) = (b))
+
+/*******************************************************************************
+ * function: hobbit_ioreuse_inital
+ *
+ * description:
+ * initial hobbit_pinmux
+ *******************************************************************************/
+
+void hobbit_ioreuse_initial(void)
+{
+ unsigned int value;
+
+ value = readl(HOBBIT1_2_GIPO0_PORTCTL_REG);
+ value &= ~(GPIO0_REUSE_DIS);
+ writel(value, HOBBIT1_2_GIPO0_PORTCTL_REG);
+}
+
+int32_t pin_mux(pin_name_t pin, uint16_t function)
+{
+ unsigned int val = 0;
+ unsigned int reg_val = 0;
+
+ uint8_t offset;
+
+ if (function > 3) {
+ if (pin <= PB3_SPI0MISO_PWM5_I2SSD) {
+ if (pin <= PA5_RTS0_PWM1_SPI0SSN_TRIG1) {
+ offset = pin;
+ /* gpio data source select */
+ val = readl(HOBBIT1_2_GIPO0_PORTCTL_REG);
+ val &= ~(1 << offset);
+ writel(val, HOBBIT1_2_GIPO0_PORTCTL_REG);
+ return 0;
+ } else if (pin >= PB0_SCL0_PWM2_I2SMCLK) {
+ offset = pin - 6;
+ /* gpio data source select */
+ val = readl(HOBBIT1_2_GIPO1_PORTCTL_REG);
+ val &= ~(1 << offset);
+ writel(val, HOBBIT1_2_GIPO1_PORTCTL_REG);
+ return 0;
+ }
+ }
+ if ((pin >= PA6_SPI0MOSI_PWM6_SCL0) && (pin <= PA27_RTS2_I2SSD_ADC13)) {
+ offset = pin - 4;
+ /* gpio data source select */
+ val = readl(HOBBIT1_2_GIPO0_PORTCTL_REG);
+ val &= ~(1 << offset);
+ writel(val, HOBBIT1_2_GIPO0_PORTCTL_REG);
+ return 0;
+ }
+ return -1;
+ }
+
+ if ((pin >= PA6_SPI0MOSI_PWM6_SCL0) && (pin <= PA27_RTS2_I2SSD_ADC13)) {
+ offset = pin - 4;
+
+ /* gpio data source select */
+ val = readl(HOBBIT1_2_GIPO0_PORTCTL_REG);
+ val |= (1 << offset);
+ writel(val, HOBBIT1_2_GIPO0_PORTCTL_REG);
+
+ if (pin <= PA11_ACMP0N_ADC3_RXD0) {
+ offset = pin;
+ reg_val = (0x3 << (offset * 2));
+ /* reuse function select */
+ val = readl(HOBBIT1_2_IOMUX0L_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, HOBBIT1_2_IOMUX0L_REG);
+ return 0;
+ } else {
+ offset = pin - 16;
+ reg_val = (0x3 << (offset * 2));
+ /* reuse function select */
+ val = readl(HOBBIT1_2_IOMUX0H_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, HOBBIT1_2_IOMUX0H_REG);
+ return 0;
+ }
+ }
+
+ if ((pin >= PA0_TRIG0_ACMP1P_TCK) && (pin <= PB3_SPI0MISO_PWM5_I2SSD)) {
+ if (pin >= PB0_SCL0_PWM2_I2SMCLK) {
+ offset = pin - 6;
+ val = readl(HOBBIT1_2_GIPO1_PORTCTL_REG);
+ val |= (1 << offset);
+ writel(val, HOBBIT1_2_GIPO1_PORTCTL_REG);
+
+ offset = pin;
+ reg_val = (0x3 << (offset * 2));
+ /* reuse function select */
+ val = readl(HOBBIT1_2_IOMUX0L_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, HOBBIT1_2_IOMUX0L_REG);
+ return 0;
+ }
+
+ if (pin <= PA5_RTS0_PWM1_SPI0SSN_TRIG1) {
+ offset = pin;
+ /* gpio data source select */
+ val = readl(HOBBIT1_2_GIPO0_PORTCTL_REG);
+ val |= (1 << offset);
+ writel(val, HOBBIT1_2_GIPO0_PORTCTL_REG);
+
+ reg_val = (0x3 << (offset * 2));
+ /* reuse function select */
+ val = readl(HOBBIT1_2_IOMUX0L_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, HOBBIT1_2_IOMUX0L_REG);
+ return 0;
+ }
+ }
+
+ if (pin > PA27_RTS2_I2SSD_ADC13) {
+ offset = pin - PC0_SCL1_CTS1_PWM10_ADC14;
+ reg_val = (0x3 << (offset *2));
+ val = readl(HOBBIT1_2_IOMUX1L_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, HOBBIT1_2_IOMUX1L_REG);
+ }
+
+ return -1;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/Kconfig b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/Kconfig
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/Kconfig
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/csi.mk b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/csi.mk
new file mode 100644
index 000000000..55c64f7c1
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/csi.mk
@@ -0,0 +1,5 @@
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/hobbit3/include
+TEE_SRC += \
+ $(CSI_DIR)/csi_driver/csky/hobbit3/devices.c \
+ $(CSI_DIR)/csi_driver/csky/hobbit3/isr.c \
+ $(CSI_DIR)/csi_driver/csky/hobbit3/pinmux.c
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/devices.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/devices.c
new file mode 100644
index 000000000..a2b303513
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/devices.c
@@ -0,0 +1,804 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file devices.c
+ * @brief source file for the devices
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <soc.h>
+#include <config.h>
+#include <drv_usart.h>
+#include <stdio.h>
+#include <drv_timer.h>
+#include <drv_rtc.h>
+#include <drv_trng.h>
+#include <drv_crc.h>
+#include <drv_aes.h>
+#include <drv_rsa.h>
+#include <drv_eflash.h>
+#include <drv_spi.h>
+#include <drv_gpio.h>
+
+#include "pin_name.h"
+#include "pinmux.h"
+
+//typedef int32_t int32_t;
+
+#define readl(addr) \
+ ({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; })
+
+#define writel(b,addr) (void)((*(volatile unsigned int *) (addr)) = (b))
+
+#if 0
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_usi_config[CONFIG_USI_NUM] = {
+ {CSKY_USI0_BASE, USI0_IRQn},
+ {CSKY_USI1_BASE, USI1_IRQn},
+};
+typedef struct {
+ int32_t sclk;
+ int32_t sd0;
+ int32_t sd1;
+ int32_t nss;
+ uint16_t cfg_idx; //idx of sg_usi_config[]
+ uint16_t function;
+} usi_pin_map_t;
+const static usi_pin_map_t s_usi_pin_map[] = {
+ {
+ PA10_UART0CTS_USI0SCLK_SPU4_I2C0SCL,
+ PA11_UART0RTS_USI0SD0_SPU5_I2C0SDA,
+ PA12_XX_USI0SD1_XX_UART2RX,
+ PA13_XX_USI0NSS_XX_UART2TX,
+ 0,
+ 1
+ },
+ {
+ PA16_SPI0CS0_PWMTRIG0_XX_USI1SCLK,
+ PA17_SPI0MOSI_PWMTRIG1_XX_USI1SD0,
+ PA18_SPI0MISO_XX_SPU6_USI1SD1,
+ PA19_SPI0SCK_FAULT_SPU7_USI1NSS,
+ 1,
+ 3
+ },
+};
+
+#endif
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const static sg_usart_config[CONFIG_USART_NUM] = {
+ {CSKY_UART0_BASE, UART0_IRQn},
+ {CSKY_UART1_BASE, UART1_IRQn},
+ {CSKY_UART2_BASE, UART2_IRQn},
+ {CSKY_UART3_BASE, UART3_IRQn}
+};
+typedef struct {
+ int32_t tx;
+ int32_t rx;
+#if 0
+ int32_t cts;
+ int32_t rts;
+#endif
+ uint16_t cfg_idx; //idx of sg_usart_config[]
+ uint16_t function;
+} usart_pin_map_t;
+const static usart_pin_map_t s_usart_pin_map[] = {
+ {
+ PA8_UART0TX_XX_SPU2_SIROUT0,
+ PA9_UART0RX_XX_SPU3_SIRIN0,
+ 0,
+ 0
+ },
+ {
+ PA21_UART1TX_PWM1_SPU9_SIROUT1,
+ PA20_UART1RX_PWM0_SPU8_SIRIN1,
+ 1,
+ 0
+ },
+ {
+ PA0_I2C0SCL_SPI1CS1_SPU0_UART1TX,
+ PA1_I2C0SDA_SPI1CS2_SPU1_UART1RX,
+ 1,
+ 4,
+ },
+ {
+ PB0_UART2TX_XX_XX_SIROUT2,
+ PB1_UART2RX_XX_XX_SIRIN2,
+ 2,
+ 0
+ },
+ {
+ PB13_UART3TX_SPI1MISO_SPU29_SIROUT3,
+ PB12_UART3RX_SPI1CS0_SPU28_SIRIN3,
+ 3,
+ 0
+ }
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_usart_count()
+ \brief get usart instance.
+ \return pointer to usart instance
+*/
+
+int32_t target_usart_init(pin_t tx, pin_t rx, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t); idx++) {
+ if (s_usart_pin_map[idx].tx == tx && s_usart_pin_map[idx].rx == rx) {
+ *base = sg_usart_config[s_usart_pin_map[idx].cfg_idx].base;
+ *irq = sg_usart_config[s_usart_pin_map[idx].cfg_idx].irq;
+ /*pinmux*/
+ pin_mux(s_usart_pin_map[idx].tx, s_usart_pin_map[idx].function);
+ pin_mux(s_usart_pin_map[idx].rx, s_usart_pin_map[idx].function);
+ return s_usart_pin_map[idx].cfg_idx;
+ }
+ }
+ return -1;
+}
+
+/**
+ \brief control usart flow.
+ \param[in] tx_flow The TX flow pin name
+ \param[in] rx_flow The RX flow pin name
+ \param[in] flag 0-disable, 1-enable.
+ \return 0 if setting ready ,negative for error code
+*/
+int32_t target_usart_flowctrl_init(int32_t tx_flow, int32_t rx_flow, uint32_t flag)
+{
+#if 0
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t); idx++) {
+ if ((s_usart_pin_map[idx].cts == tx_flow) &&(s_usart_pin_map[idx].rts == rx_flow))
+ break;
+ }
+
+ if (idx >= sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t)) {
+ return -1;
+ }
+
+ if ((s_usart_pin_map[idx].cts == tx_flow) && flag) {
+ pin_mux(s_usart_pin_map[idx].cts, s_usart_pin_map[idx].function);
+ } else if ((s_usart_pin_map[idx].cts == tx_flow) && (flag == 0)) {
+ pin_mux(s_usart_pin_map[idx].cts, 0xff);
+ } else {
+ return -1;
+ }
+
+ if ((s_usart_pin_map[idx].rts == rx_flow) && flag) {
+ pin_mux(s_usart_pin_map[idx].rts, s_usart_pin_map[idx].function);
+ } else if ((s_usart_pin_map[idx].rts == rx_flow) && (flag == 0)) {
+ pin_mux(s_usart_pin_map[idx].rts, 0xff);
+ } else {
+ return -1;
+ }
+ return 0;
+#endif
+ return 0;
+}
+
+
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+ uint32_t pin_num;
+ port_name_t port;
+}
+const sg_gpio_config[CONFIG_GPIO_NUM] = {
+ {CSKY_GPIO0_BASE, GPIOA_IRQn, 32, PORTA},
+ {CSKY_GPIO1_BASE, GPIOB_IRQn, 16, PORTB}
+};
+
+typedef struct {
+ int32_t gpio_pin;
+ uint32_t cfg_idx; //idx of sg_gpio_config[]
+} gpio_pin_map_t;
+const static gpio_pin_map_t s_gpio_pin_map[] = {
+ {PA0_I2C0SCL_SPI1CS1_SPU0_UART1TX ,0},
+ {PA1_I2C0SDA_SPI1CS2_SPU1_UART1RX,0},
+ {PA2_QSPI0CLK_XX_XX_XX,0},
+ {PA3_QSPI0MISO_XX_XX_XX,0},
+ {PA4_QSPI0MOSI_XX_XX_XX,0},
+ {PA5_QSPI0HOLD_XX_XX_XX,0},
+ {PA6_QSPI0WP_XX_XX_XX,0},
+ {PA7_QSPI0CS0_XX_XX_XX,0},
+ {PA8_UART0TX_XX_SPU2_SIROUT0,0},
+ {PA9_UART0RX_XX_SPU3_SIRIN0,0},
+ {PA10_UART0CTS_USI0SCLK_SPU4_I2C0SCL,0},
+ {PA11_UART0RTS_USI0SD0_SPU5_I2C0SDA,0},
+ {PA12_XX_USI0SD1_XX_UART2RX,0},
+ {PA13_XX_USI0NSS_XX_UART2TX,0},
+ {PA14_SPI0CS2_FAULT_I2C1SDA_XX,0},
+ {PA15_SPI0CS1_XX_I2C1SCL_XX,0},
+ {PA16_SPI0CS0_PWMTRIG0_XX_USI1SCLK,0},
+ {PA17_SPI0MOSI_PWMTRIG1_XX_USI1SD0,0},
+ {PA18_SPI0MISO_XX_SPU6_USI1SD1,0},
+ {PA19_SPI0SCK_FAULT_SPU7_USI1NSS,0},
+ {PA20_UART1RX_PWM0_SPU8_SIRIN1,0},
+ {PA21_UART1TX_PWM1_SPU9_SIROUT1,0},
+ {PA22_UART1CTS_PWM2_SPU10_XX,0},
+ {PA23_UART1RTS_PWM3_SPU11_XX,0},
+ {PA24_USI1NSS_PWM4_SPU12_XX,0},
+ {PA25_USI1SD1_PWM5_SPU13_XX,0},
+ {PA26_USI1SD0_PWM6_SPU14_XX,0},
+ {PA27_USI1SCLK_PWM7_SPU15_XX,0},
+ {PA28_I2C1SCL_PWM8_SPU16_XX,0},
+ {PA29_I2C1SDA_PWM9_SPU17_XX,0},
+ {PA30_I2C0SDA_PWM10_SPU18_XX,0},
+ {PA31_I2C0SCL_PWM11_SPU19_XX,0},
+ {PB0_UART2TX_XX_XX_SIROUT2,1},
+ {PB1_UART2RX_XX_XX_SIRIN2,1},
+ {PB2_UART2RTS_XX_XX_XX,1},
+ {PB3_UART2CTS_XX_XX_XX,1},
+ {PB4_XX_XX_SPU20_UART3TX,1},
+ {PB5_QSPI1CS1_XX_SPU21_UART3RX,1},
+ {PB6_QSPI1WP_XX_SPU22_XX,1},
+ {PB7_QSPI1HOLD_XX_SPU23_XX,1},
+ {PB8_QSPI1CS0_PWMTRIG0_SPU24_XX,1},
+ {PB9_QSPI1MOSI_PWMTRIG1_SPU25_XX,1},
+ {PB10_QSPI1MISO_XX_SPU26_I2C1SDA,1},
+ {PB11_QSPI1CLK_XX_SPU27_I2C1SCL,1},
+ {PB12_UART3RX_SPI1CS0_SPU28_SIRIN3,1},
+ {PB13_UART3TX_SPI1MISO_SPU29_SIROUT3,1},
+ {PB14_UART3RTS_SPI1MOSI_SPU30_XX,1},
+ {PB15_UART3CTS_SPI1SCK_SPU31_XX,1}
+};
+
+int32_t target_gpio_port_init(port_name_t port, uint32_t *base, uint32_t *irq, uint32_t *pin_num)
+{
+ int i;
+
+ for (i = 0; i < CONFIG_GPIO_NUM; i++) {
+ if (sg_gpio_config[i].port == port) {
+ *base = sg_gpio_config[i].base;
+ *irq = sg_gpio_config[i].irq;
+ *pin_num = sg_gpio_config[i].pin_num;
+ return i;
+ }
+ }
+
+ return -1;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_gpio_count()
+ \brief get gpio instance.
+ \return pointer to gpio instance
+*/
+int32_t target_gpio_pin_init(int32_t gpio_pin, uint32_t *port_idx)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_gpio_pin_map) / sizeof(gpio_pin_map_t); idx++) {
+ if (s_gpio_pin_map[idx].gpio_pin == gpio_pin) {
+ *port_idx = s_gpio_pin_map[idx].cfg_idx;
+ /*pinmux*/
+ pin_mux(s_gpio_pin_map[idx].gpio_pin, 0xff);
+ return idx;
+ }
+ }
+
+ return -1;
+}
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_timer_config[CONFIG_TIMER_NUM] = {
+ {CSKY_TIM0_BASE, TIMA0_IRQn},
+ {CSKY_TIM0_BASE + 0x14, TIMA1_IRQn},
+ {CSKY_TIM1_BASE, TIMB0_IRQn},
+ {CSKY_TIM1_BASE + 0x14, TIMB1_IRQn},
+ {CSKY_TIM2_BASE, TIM34567_IRQn},
+ {CSKY_TIM2_BASE + 0x14, TIM34567_IRQn},
+ {CSKY_TIM3_BASE, TIM34567_IRQn},
+ {CSKY_TIM3_BASE + 0x14, TIM34567_IRQn},
+ {CSKY_TIM4_BASE, TIM34567_IRQn},
+ {CSKY_TIM4_BASE + 0x14, TIM34567_IRQn},
+ {CSKY_TIM5_BASE, TIM34567_IRQn},
+ {CSKY_TIM5_BASE + 0x14, TIM34567_IRQn},
+ {CSKY_TIM6_BASE, TIM34567_IRQn},
+ {CSKY_TIM6_BASE + 0x14, TIM34567_IRQn},
+};
+
+int32_t target_get_timer_count(void)
+{
+ return CONFIG_TIMER_NUM;
+}
+
+int32_t target_get_timer(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_timer_count()) {
+ return NULL;
+ }
+
+ *base = sg_timer_config[idx].base;
+ *irq = sg_timer_config[idx].irq;
+ return idx;
+}
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_sha_config[CONFIG_SHA_NUM] = {
+ {CSKY_SHA_BASE, SHA_IRQn}
+};
+
+/**
+ \brief get sha instance count.
+ \return sha instance count
+*/
+int32_t target_get_sha_count(void)
+{
+ return CONFIG_SHA_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_sha_count()
+ \brief get sha instance.
+ \return pointer to sha instance
+*/
+int32_t target_get_sha(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_sha_count()) {
+ return NULL;
+ }
+
+ *base = sg_sha_config[idx].base;
+ *irq = sg_sha_config[idx].irq;
+ return idx;
+}
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_rsa_config[CONFIG_RSA_NUM] = {
+ {CSKY_RSA_BASE, RSA_IRQn}
+};
+
+/**
+ \brief get rsa instance count.
+ \return rsa instance count
+*/
+int32_t target_get_rsa_count(void)
+{
+ return CONFIG_RSA_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_rsa_count()
+ \brief get rsa instance.
+ \return pointer to rsa instance
+*/
+int32_t target_get_rsa(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_rsa_count()) {
+ return NULL;
+ }
+
+ *base = sg_rsa_config[idx].base;
+ *irq = sg_rsa_config[idx].irq;
+ return idx;
+}
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_aes_config[CONFIG_AES_NUM] = {
+ {CSKY_AES_BASE, AES_IRQn}
+};
+
+/**
+ \brief get aes instance count.
+ \return aes instance count
+*/
+int32_t target_get_aes_count(void)
+{
+ return CONFIG_AES_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_aes_count()
+ \brief get aes instance.
+ \return pointer to aes instance
+*/
+int32_t target_get_aes(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_aes_count()) {
+ return NULL;
+ }
+
+ *base = sg_aes_config[idx].base;
+ *irq = sg_aes_config[idx].irq;
+ return idx;
+}
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_trng_config[CONFIG_TRNG_NUM] = {
+ {CSKY_TRNG_BASE, TRNG_IRQn}
+};
+
+/**
+ \param[in] instance idx
+ \brief get trng instance.
+ \return pointer to trng instance
+*/
+int32_t target_get_trng(int32_t idx, uint32_t *base)
+{
+ *base = sg_trng_config[idx].base;
+
+ return idx;
+}
+
+struct {
+ uint32_t base;
+}
+const sg_crc_config[CONFIG_CRC_NUM] = {
+ {CSKY_CRC_BASE}
+};
+
+/**
+ \param[in] instance idx
+ \brief get crc instance.
+ \return pointer to crc instance
+*/
+int32_t target_get_crc(int32_t idx, uint32_t *base)
+{
+ *base = sg_crc_config[idx].base;
+ return idx;
+}
+
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_iic_config[CONFIG_IIC_NUM] = {
+ {CSKY_I2C0_BASE, I2C0_IRQn},
+ {CSKY_I2C1_BASE, I2C1_IRQn}
+};
+
+typedef struct {
+ int32_t scl;
+ int32_t sda;
+ uint16_t cfg_idx; //idx of sg_iic_config[]
+ uint16_t function;
+} iic_pin_map_t;
+const static iic_pin_map_t s_iic_pin_map[] = {
+ {
+ PA31_I2C0SCL_PWM11_SPU19_XX,
+ PA30_I2C0SDA_PWM10_SPU18_XX,
+ 0,
+ 0
+ },
+ {
+ PA28_I2C1SCL_PWM8_SPU16_XX,
+ PA29_I2C1SDA_PWM9_SPU17_XX,
+ 1,
+ 0
+ }
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_iic_count()
+ \brief get iic instance.
+ \return pointer to iic instance
+*/
+int32_t target_iic_init(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= sizeof(s_iic_pin_map) / sizeof(iic_pin_map_t)) {
+ return -1;
+ }
+
+ *base = sg_iic_config[s_iic_pin_map[idx].cfg_idx].base;
+ *irq = sg_iic_config[s_iic_pin_map[idx].cfg_idx].irq;
+ /*pinmux*/
+ pin_mux(s_iic_pin_map[idx].scl, s_iic_pin_map[idx].function);
+ pin_mux(s_iic_pin_map[idx].sda, s_iic_pin_map[idx].function);
+ return s_iic_pin_map[idx].cfg_idx;
+}
+
+#define BIT1 (0x1)
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_rtc_config[CONFIG_RTC_NUM] = {
+ {CSKY_RTC0_BASE, RTC_IRQn},
+
+};
+
+int32_t target_get_rtc_count(void)
+{
+ return CONFIG_RTC_NUM;
+}
+
+int32_t target_get_rtc(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ unsigned int value;
+
+ if (idx >= target_get_rtc_count()) {
+ return NULL;
+ }
+
+ value = readl(CSKY_PMU_BASE);
+ value &= ~BIT1;
+ writel(value, CSKY_PMU_BASE);
+
+ *base = sg_rtc_config[idx].base;
+ *irq = sg_rtc_config[idx].irq;
+ return idx;
+}
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+
+const sg_spi_config[CONFIG_SPI_NUM] = {
+ {CSKY_SPI0_BASE, SPI0_IRQn},
+ {CSKY_SPI1_BASE, SPI1_IRQn}
+};
+typedef struct {
+ int32_t mosi;
+ int32_t miso;
+ int32_t sclk;
+ int32_t ssel;
+ uint32_t cfg_idx; //idx of sg_iic_config[]
+ uint16_t function;
+} spi_pin_map_t;
+const static spi_pin_map_t s_spi_pin_map[] = {
+ {
+ PA18_SPI0MISO_XX_SPU6_USI1SD1,
+ PA17_SPI0MOSI_PWMTRIG1_XX_USI1SD0,
+ PA19_SPI0SCK_FAULT_SPU7_USI1NSS,
+ PA16_SPI0CS0_PWMTRIG0_XX_USI1SCLK,
+ 0,
+ 0
+ },
+ {
+ PB13_UART3TX_SPI1MISO_SPU29_SIROUT3,
+ PB14_UART3RTS_SPI1MOSI_SPU30_XX,
+ PB15_UART3CTS_SPI1SCK_SPU31_XX,
+ PB12_UART3RX_SPI1CS0_SPU28_SIRIN3,
+ 1,
+ 1
+ }
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_spi_count()
+ \brief get spi instance.
+ \return pointer to spi instance
+*/
+int32_t target_spi_init(int32_t idx, uint32_t *base, uint32_t *irq, uint32_t *ssel)
+{
+ if (idx >= sizeof(s_spi_pin_map) / sizeof(spi_pin_map_t)) {
+ return -1;
+ }
+
+ *base = sg_spi_config[s_spi_pin_map[idx].cfg_idx].base;
+ *irq = sg_spi_config[s_spi_pin_map[idx].cfg_idx].irq;
+ *ssel = s_spi_pin_map[idx].ssel;
+ /*pinmux*/
+ pin_mux(s_spi_pin_map[idx].mosi, s_spi_pin_map[idx].function);
+ pin_mux(s_spi_pin_map[idx].miso, s_spi_pin_map[idx].function);
+ pin_mux(s_spi_pin_map[idx].sclk, s_spi_pin_map[idx].function);
+ pin_mux(s_spi_pin_map[idx].ssel, s_spi_pin_map[idx].function);
+
+ return s_spi_pin_map[idx].cfg_idx;
+
+}
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_dmac_config[CONFIG_DMAC_NUM] = {
+ {CSKY_DMAC0_BASE, DMAC_IRQn},
+};
+
+int32_t target_get_dmac_count(void)
+{
+ return CONFIG_DMAC_NUM;
+}
+
+int32_t target_get_dmac(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_dmac_count()) {
+ return NULL;
+ }
+
+ *base = sg_dmac_config[idx].base;
+ *irq = sg_dmac_config[idx].irq;
+ return idx;
+}
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_pwm_config[CONFIG_PWM_NUM] = {
+ {CSKY_PWM_BASE, PWM_IRQn},
+};
+
+typedef struct {
+ int32_t pwm_pin;
+ uint32_t cfg_idx; //idx of sg_pwm_config[]
+ uint32_t ch_num;
+ uint16_t function;
+} pwm_pin_map_t;
+const static pwm_pin_map_t s_pwm_pin_map[] = {
+ {PA20_UART1RX_PWM0_SPU8_SIRIN1, 0, 0, 1},
+ {PA21_UART1TX_PWM1_SPU9_SIROUT1, 0, 1, 1},
+ {PA22_UART1CTS_PWM2_SPU10_XX, 0, 2, 1},
+ {PA23_UART1RTS_PWM3_SPU11_XX, 0, 3, 1},
+ {PA24_USI1NSS_PWM4_SPU12_XX, 0, 4, 1},
+ {PA25_USI1SD1_PWM5_SPU13_XX, 0, 5, 1},
+ {PA26_USI1SD0_PWM6_SPU14_XX, 0, 6, 1},
+ {PA27_USI1SCLK_PWM7_SPU15_XX, 0, 7, 1},
+ {PA28_I2C1SCL_PWM8_SPU16_XX, 0, 8, 1},
+ {PA29_I2C1SDA_PWM9_SPU17_XX, 0, 9, 1},
+ {PA30_I2C0SDA_PWM10_SPU18_XX, 0, 10, 1},
+ {PA31_I2C0SCL_PWM11_SPU19_XX, 0, 11, 1}
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_pwm_count()
+ \brief get pwm instance.
+ \return pointer to pwm instance
+*/
+int32_t target_pwm_init(int32_t pwm_pin, uint32_t *ch_num, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_pwm_pin_map) / sizeof(pwm_pin_map_t); idx++) {
+ if (s_pwm_pin_map[idx].pwm_pin == pwm_pin) {
+ *base = sg_pwm_config[s_pwm_pin_map[idx].cfg_idx].base;
+ *irq = sg_pwm_config[s_pwm_pin_map[idx].cfg_idx].irq;
+ *ch_num = s_pwm_pin_map[idx].ch_num;
+ /*pinmux*/
+ pin_mux(s_pwm_pin_map[idx].pwm_pin, s_pwm_pin_map[idx].function);
+ return s_pwm_pin_map[idx].cfg_idx;
+ }
+ }
+
+ return -1;
+}
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_wdt_config[CONFIG_WDT_NUM] = {
+ {CSKY_WDT_BASE, WDT_IRQn}
+};
+
+int32_t target_get_wdt_count(void)
+{
+ return CONFIG_WDT_NUM;
+}
+
+int32_t target_get_wdt(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_wdt_count()) {
+ return NULL;
+ }
+
+ *base = sg_wdt_config[idx].base;
+ *irq = sg_wdt_config[idx].irq;
+ return idx;
+}
+
+int32_t target_get_etb_count(void)
+{
+ return CONFIG_ETB_NUM;
+}
+
+int32_t target_get_etb(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_etb_count()) {
+ return NULL;
+ }
+
+// *base = sg_etb_config[idx].base;
+// *irq = sg_etb_config[idx].irq;
+ return 0;
+}
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_qspi_config[CONFIG_QSPI_NUM] = {
+ {CSKY_QSPIC0_BASE, QSPIC1_IRQn},
+ {CSKY_QSPIC1_BASE, QSPIC1_IRQn}
+};
+typedef struct {
+ pin_name_t sclk;
+ pin_name_t miso;
+ pin_name_t mosi;
+ pin_name_t hold;
+ pin_name_t wp;
+ pin_name_t ssel;
+ uint32_t cfg_idx;
+ uint16_t function;
+} qspi_pin_map_t;
+const static qspi_pin_map_t s_qspi_pin_map[] = {
+ {
+ PA2_QSPI0CLK_XX_XX_XX,
+ PA3_QSPI0MISO_XX_XX_XX,
+ PA4_QSPI0MOSI_XX_XX_XX,
+ PA5_QSPI0HOLD_XX_XX_XX,
+ PA6_QSPI0WP_XX_XX_XX,
+ PA7_QSPI0CS0_XX_XX_XX,
+ 0,
+ 0
+ },
+ {
+ PB11_QSPI1CLK_XX_SPU27_I2C1SCL,
+ PB10_QSPI1MISO_XX_SPU26_I2C1SDA,
+ PB9_QSPI1MOSI_PWMTRIG1_SPU25_XX,
+ PB7_QSPI1HOLD_XX_SPU23_XX,
+ PB6_QSPI1WP_XX_SPU22_XX,
+ PB8_QSPI1CS0_PWMTRIG0_SPU24_XX,
+ 1,
+ 0
+ }
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_qspi_count()
+ \brief get qspi instance.
+ \return pointer to qspi instance
+*/
+int32_t target_qspi_init(pin_name_t mosi, pin_name_t miso, pin_name_t sclk, pin_name_t ssel, pin_name_t wp, pin_name_t hold, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_qspi_pin_map) / sizeof(qspi_pin_map_t); idx++) {
+ if (s_qspi_pin_map[idx].mosi == mosi && s_qspi_pin_map[idx].miso == miso
+ && s_qspi_pin_map[idx].sclk == sclk && s_qspi_pin_map[idx].ssel == ssel
+ && s_qspi_pin_map[idx].hold == hold && s_qspi_pin_map[idx].wp == wp) {
+
+ pin_mux(s_qspi_pin_map[idx].mosi, s_qspi_pin_map[idx].function);
+ pin_mux(s_qspi_pin_map[idx].miso, s_qspi_pin_map[idx].function);
+ pin_mux(s_qspi_pin_map[idx].sclk, s_qspi_pin_map[idx].function);
+ pin_mux(s_qspi_pin_map[idx].hold, s_qspi_pin_map[idx].function);
+ pin_mux(s_qspi_pin_map[idx].wp, s_qspi_pin_map[idx].function);
+ pin_mux(s_qspi_pin_map[idx].ssel, s_qspi_pin_map[idx].function);
+ return s_qspi_pin_map[idx].cfg_idx;
+ }
+ }
+ return -1;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/pin_name.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/pin_name.h
new file mode 100644
index 000000000..a06771328
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/pin_name.h
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file pin_name.h
+ * @brief header file for the pin_name
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _PINNAMES_H
+#define _PINNAMES_H
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+typedef enum {
+ PA0_I2C0SCL_SPI1CS1_SPU0_UART1TX = 0,
+ PA1_I2C0SDA_SPI1CS2_SPU1_UART1RX,
+ PA2_QSPI0CLK_XX_XX_XX,
+ PA3_QSPI0MISO_XX_XX_XX,
+ PA4_QSPI0MOSI_XX_XX_XX,
+ PA5_QSPI0HOLD_XX_XX_XX,
+ PA6_QSPI0WP_XX_XX_XX,
+ PA7_QSPI0CS0_XX_XX_XX,
+ PA8_UART0TX_XX_SPU2_SIROUT0,
+ PA9_UART0RX_XX_SPU3_SIRIN0,
+ PA10_UART0CTS_USI0SCLK_SPU4_I2C0SCL,
+ PA11_UART0RTS_USI0SD0_SPU5_I2C0SDA,
+ PA12_XX_USI0SD1_XX_UART2RX,
+ PA13_XX_USI0NSS_XX_UART2TX,
+ PA14_SPI0CS2_FAULT_I2C1SDA_XX,
+ PA15_SPI0CS1_XX_I2C1SCL_XX,
+ PA16_SPI0CS0_PWMTRIG0_XX_USI1SCLK,
+ PA17_SPI0MOSI_PWMTRIG1_XX_USI1SD0,
+ PA18_SPI0MISO_XX_SPU6_USI1SD1,
+ PA19_SPI0SCK_FAULT_SPU7_USI1NSS,
+ PA20_UART1RX_PWM0_SPU8_SIRIN1,
+ PA21_UART1TX_PWM1_SPU9_SIROUT1,
+ PA22_UART1CTS_PWM2_SPU10_XX,
+ PA23_UART1RTS_PWM3_SPU11_XX,
+ PA24_USI1NSS_PWM4_SPU12_XX,
+ PA25_USI1SD1_PWM5_SPU13_XX,
+ PA26_USI1SD0_PWM6_SPU14_XX,
+ PA27_USI1SCLK_PWM7_SPU15_XX,
+ PA28_I2C1SCL_PWM8_SPU16_XX,
+ PA29_I2C1SDA_PWM9_SPU17_XX,
+ PA30_I2C0SDA_PWM10_SPU18_XX,
+ PA31_I2C0SCL_PWM11_SPU19_XX,
+ PB0_UART2TX_XX_XX_SIROUT2,
+ PB1_UART2RX_XX_XX_SIRIN2,
+ PB2_UART2RTS_XX_XX_XX,
+ PB3_UART2CTS_XX_XX_XX,
+ PB4_XX_XX_SPU20_UART3TX,
+ PB5_QSPI1CS1_XX_SPU21_UART3RX,
+ PB6_QSPI1WP_XX_SPU22_XX,
+ PB7_QSPI1HOLD_XX_SPU23_XX,
+ PB8_QSPI1CS0_PWMTRIG0_SPU24_XX,
+ PB9_QSPI1MOSI_PWMTRIG1_SPU25_XX,
+ PB10_QSPI1MISO_XX_SPU26_I2C1SDA,
+ PB11_QSPI1CLK_XX_SPU27_I2C1SCL,
+ PB12_UART3RX_SPI1CS0_SPU28_SIRIN3,
+ PB13_UART3TX_SPI1MISO_SPU29_SIROUT3,
+ PB14_UART3RTS_SPI1MOSI_SPU30_XX,
+ PB15_UART3CTS_SPI1SCK_SPU31_XX,
+}
+pin_name_t;
+
+typedef enum {
+ PORTA = 0,
+ PORTB = 1
+} port_name_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/pinmux.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/pinmux.h
new file mode 100644
index 000000000..ae7140d05
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/pinmux.h
@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file pinmux.h
+ * @brief Header file for the pinmux
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef HOBBIT_PINMUX_H
+#define HOBBIT_PINMUX_H
+
+#include <stdint.h>
+#include "pin_name.h"
+
+void hobbit_ioreuse_initial(void);
+int32_t pin_mux(pin_name_t pin, uint16_t function);
+
+/*IOMUX0L function definition */
+
+
+/* IOMUX0H function definition */
+#define PA20_UART1_RX 0x00000000
+#define PA21_UART1_TX 0x00000000
+
+
+/* IOMUX1L function definition */
+
+/* flag as identification */
+#define GPIO_SET_BIT0 0x00000001
+#define GPIO_SET_BIT1 0x00000002
+#define GPIO_SET_BIT2 0x00000004
+#define GPIO_SET_BIT3 0x00000008
+#define GPIO_SET_BIT4 0x00000010
+#define GPIO_SET_BIT5 0x00000020
+#define GPIO_SET_BIT6 0x00000040
+#define GPIO_SET_BIT7 0x00000080
+#define GPIO_SET_BIT8 0x00000100
+#define GPIO_SET_BIT9 0x00000200
+#define GPIO_SET_BIT10 0x00000400
+#define GPIO_SET_BIT11 0x00000800
+#define GPIO_SET_BIT12 0x00001000
+#define GPIO_SET_BIT13 0x00002000
+#define GPIO_SET_BIT14 0x00004000
+#define GPIO_SET_BIT15 0x00008000
+#define GPIO_SET_BIT16 0x00010000
+#define GPIO_SET_BIT17 0x00020000
+#define GPIO_SET_BIT18 0x00040000
+#define GPIO_SET_BIT19 0x00080000
+#define GPIO_SET_BIT20 0x00100000
+#define GPIO_SET_BIT21 0x00200000
+#define GPIO_SET_BIT22 0x00400000
+#define GPIO_SET_BIT23 0x00800000
+#define GPIO_SET_BIT24 0x01000000
+#define GPIO_SET_BIT25 0x02000000
+#define GPIO_SET_BIT26 0x04000000
+#define GPIO_SET_BIT27 0x08000000
+#define GPIO_SET_BIT28 0x10000000
+#define GPIO_SET_BIT29 0x20000000
+#define GPIO_SET_BIT30 0x40000000
+#define GPIO_SET_BIT31 0x80000000
+
+/******************************************************************************
+ * hobbit gpio control and gpio reuse function
+ * selecting regester adddress
+ ******************************************************************************/
+
+#define HOBBIT_GIPO0_PORTCTL_REG 0x60030000
+#define HOBBIT_GIPO1_PORTCTL_REG 0x60030004
+#define HOBBIT_IOMUX0L_REG 0x60030008
+#define HOBBIT_IOMUX0H_REG 0x6003000C
+#define HOBBIT_IOMUX1L_REG 0x60030010
+
+
+/*************basic gpio reuse v1.0********************************************
+ * UART1(PA20,PA21)
+ ******************************************************************************/
+#define GPIO0_REUSE_EN (GPIO_SET_BIT20|GPIO_SET_BIT21)
+#define GPIO1_REUSE_EN (0x00000000)
+#define IOMUX0L_FUNCTION_SEL (0x00000000)
+#define IOMUX0H_FUNCTION_SEL (PA20_UART1_RX|PA21_UART1_TX)
+#define IOMUX1L_FUNCTION_SEL (0x00000000)
+
+
+#endif /* HOBBIT_PINMUX_H */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/soc.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/soc.h
new file mode 100644
index 000000000..ec99e14c0
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/include/soc.h
@@ -0,0 +1,206 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**************************************************************************//**
+ * @file soc.h
+ * @brief CSI Core Peripheral Access Layer Header File for
+ * CSKYSOC Device Series
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+
+#ifndef SOC_H
+#define SOC_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef SYSTEM_CLOCK
+#define SYSTEM_CLOCK (20000000)
+#endif
+
+#ifndef LSP_DEFAULT_FREQ
+#define LSP_DEFAULT_FREQ (20000000)
+#endif
+
+/* ------------------------- Interrupt Number Definition ------------------------ */
+
+typedef enum IRQn
+{
+ /* ---------------------- CSKYCK801 Specific Interrupt Numbers --------------------- */
+ GPIOA_IRQn = 0,
+ CORET_IRQn = 1, /* core Timer Interrupt */
+ TIMA0_IRQn = 2, /* timerA0 Interrupt */
+ TIMA1_IRQn = 3, /* timerA1 Interrupt */
+ TIM34567_IRQn = 4, /* timerC ~ timerH Interrupt */
+ WDT_IRQn = 5, /* wdt Interrupt */
+ UART0_IRQn = 6, /* uart0 Interrupt */
+ UART1_IRQn = 7, /* uart1 Interrupt */
+ UART2_IRQn = 8, /* uart2 Interrupt */
+ I2C0_IRQn = 9, /* i2c0 Interrupt */
+ I2C1_IRQn = 10, /* i2c1 Interrupt */
+ SPI1_IRQn = 11, /* spi1 Interrupt */
+ SPI0_IRQn = 12, /* spi0 Interrupt */
+ RTC_IRQn = 13, /* rtc Interrupt */
+ UART3_IRQn = 14, /* uart3 Interrupt */
+ ADC_IRQn = 15, /* adc Interrupt */
+ QSPIC1_IRQn = 16, /* qspic1 interrupt */
+ DMAC_IRQn = 17, /* dmac Interrupt */
+ PMU_IRQn = 18, /* pmu Interrupt */
+ PWM_IRQn = 19, /* pwm Interrupt */
+ USI0_IRQn = 20, /* usi0 Interrupt */
+ USI1_IRQn = 21, /* usi1 Interrupt */
+ SPU_IRQn = 22, /* spu Interrupt */
+ TIMB0_IRQn = 23, /* timerB0 Interrupt */
+ TIMB1_IRQn = 24, /* timerB1 Interrupt */
+ GPIOB_IRQn = 27, /* GPIOB Interrupt */
+ AES_IRQn = 26, /* aes Interrupt */
+ RSA_IRQn = 28, /* rsa Interrupt */
+ SHA_IRQn = 29, /* sha Interrupt */
+ TRNG_IRQn = 30, /* trng Interrupt */
+} IRQn_Type;
+
+
+/* ================================================================================ */
+/* ================ Processor and Core Peripheral Section ================ */
+/* ================================================================================ */
+
+/* -------- Configuration of the CK801 Processor and Core Peripherals ------- */
+#define __CK803_REV 0x0000U /* Core revision r0p0 */
+#define __MPU_PRESENT 0 /* MGU present or not */
+#define __VIC_PRIO_BITS 2 /* Number of Bits used for Priority Levels */
+#define __Vendor_SysTickConfig 0 /* Set to 1 if different SysTick Config is used */
+
+#include "core_ck802.h" /* Processor and core peripherals */
+#include "stdint.h"
+
+typedef enum {
+ CKENUM_DMA_UART0_RX,
+ CKENUM_DMA_UART0_TX,
+ CKENUM_DMA_UART1_RX,
+ CKENUM_DMA_UART1_TX,
+ CKENUM_DMA_ADC_RX,
+ CKENUM_DMA_ADC_TX,
+ CKENUM_DMA_SPI1_RX,
+ CKENUM_DMA_SPI1_TX,
+ CKENUM_DMA_SPI0_RX,
+ CKENUM_DMA_SPI0_TX,
+ CKENUM_DMA_IIC_RX,
+ CKENUM_DMA_IIC_TX,
+ CKENUM_DMA_IIC1_RX,
+ CKENUM_DMA_IIC1_TX,
+ CKENUM_DMA_IIS_RX,
+ CKENUM_DMA_IIS_TX,
+ CKENUM_DMA_MEMORY
+} ckenum_dma_device_e;
+
+#define CONFIG_CRC_NUM 1
+#define CONFIG_IIC_NUM 2
+#define CONFIG_TRNG_NUM 1
+#define CONFIG_AES_NUM 1
+#define CONFIG_RSA_NUM 1
+#define CONFIG_SHA_NUM 1
+#define CONFIG_SPI_NUM 2
+#define CONFIG_QSPI_NUM 2
+#define CONFIG_PWM_NUM 1
+#define CONFIG_TIMER_NUM 14
+#define CONFIG_RTC_NUM 1
+#define CONFIG_WDT_NUM 1
+#define CONFIG_DMAC_NUM 1
+#define CONFIG_GPIO_NUM 2
+#define CONFIG_GPIO_PIN_NUM 43
+#define CONFIG_USART_NUM 4
+#define CONFIG_SPU_NUM 1
+#define CONFIG_EFLASH_NUM 1
+#define CONFIG_ETB_NUM 1
+#define CONFIG_USI_NUM 2
+
+/* ================================================================================ */
+/* ================ Peripheral memory map ================ */
+/* ================================================================================ */
+/* -------------------------- CPU FPGA memory map ------------------------------- */
+#define CSKY_EFLASH_BASE (0x10000000UL)
+#define CSKY_QSPIMEM_BASE (0x18000000UL)
+#define CSKY_SRAM_BASE (0x20000000UL)
+#define CSKY_PMU_BASE (0x40000000UL)
+#define CSKY_DMAC0_BASE (0x40001000UL)
+#define CSKY_OTP_BASE (0x40006000UL)
+#define CSKY_SASC_BASE (0x40009000UL)
+#define CSKY_SPU_BASE (0x40020000UL)
+#define CSKY_QSPIC1_BASE (0x40030000UL)
+#define CSKY_EFLASH_CONTROL_BASE (0x40005000UL)
+#define CSKY_SASC_BASE (0x40009000UL)
+
+/* SUB0*/
+#define CSKY_AES_BASE (0x4000D000UL)
+#define CSKY_SHA_BASE (0x4000E000UL)
+#define CSKY_RSA_BASE (0x4000F000UL)
+#define CSKY_CRC_BASE (0x40010000UL)
+#define CSKY_TRNG_BASE (0x40011000UL)
+/* APB0 */
+#define CSKY_TIM0_BASE (0x50000000UL)
+#define CSKY_TIM1_BASE (0x50000400UL)
+#define CSKY_TIM2_BASE (0x50000800UL)
+#define CSKY_TIM3_BASE (0x50000C00UL)
+#define CSKY_RTC0_BASE (0x50004000UL)
+#define CSKY_WDT_BASE (0x50008000UL)
+#define CSKY_SPI0_BASE (0x5000C000UL)
+#define CSKY_UART0_BASE (0x50010000UL)
+#define CSKY_UART1_BASE (0x50010400UL)
+#define CSKY_I2C0_BASE (0x50014000UL)
+#define CSKY_GPIO0_BASE (0x50018000UL)
+#define CSKY_PWM_BASE (0x5001C000UL)
+#define CSKY_ADC_BASE (0x50020000UL)
+#define CSKY_USI0_BASE (0x50028000UL)
+#define CSKY_QSPIC0_BASE (0x5002C000UL)
+/* APB1*/
+#define CSKY_TIM4_BASE (0x60000000UL)
+#define CSKY_TIM5_BASE (0x60000400UL)
+#define CSKY_TIM6_BASE (0x60000800UL)
+#define CSKY_TIM7_BASE (0x60000C00UL)
+#define CSKY_LPWDT_BASE (0x60008000UL)
+#define CSKY_SPI1_BASE (0x6000C000UL)
+#define CSKY_UART2_BASE (0x60010000UL)
+#define CSKY_UART3_BASE (0x60010400UL)
+#define CSKY_I2C1_BASE (0x60014000UL)
+#define CSKY_GPIO1_BASE (0x60018000UL)
+#define CSKY_TIPC_BASE (0x6001c000UL)
+#define CSKY_ETB_BASE (0x60024000UL)
+#define CSKY_USI1_BASE (0x60028000UL)
+#define CSKY_DAC_BASE (0x6002C000UL)
+#define CSKY_IOC_BASE (0x60030000UL)
+
+#define SHA_CONTEXT_SIZE 224
+
+/* ================================================================================ */
+/* ================ Peripheral declaration ================ */
+/* ================================================================================ */
+#define CSKY_UART1 (( CSKY_UART_TypeDef *) CSKY_UART1_BASE)
+#define CSKY_SHA (( CSKY_SHA_TypeDef *) CSKY_SHA_BASE)
+
+#ifdef CONFIG_HAVE_VIC
+#define ATTRIBUTE_ISR __attribute__((isr))
+#else
+#define ATTRIBUTE_ISR
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* SOC_H */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/isr.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/isr.c
new file mode 100644
index 000000000..ea35573f2
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/isr.c
@@ -0,0 +1,244 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file isr.c
+ * @brief source file for the interrupt server route
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <drv_common.h>
+#include <config.h>
+#include "soc.h"
+#ifndef CONFIG_KERNEL_NONE
+#include <csi_kernel.h>
+#endif
+
+#ifndef CONFIG_USI
+extern void dw_spi_irqhandler(int32_t idx);
+extern void dw_usart_irqhandler(int32_t idx);
+extern void dw_iic_irqhandler(int32_t idx);
+#else
+extern void ck_usi_irqhandler(int idx);
+#endif
+extern void ck_spu_irqhandler(int32_t idx);
+extern void dw_timer_irqhandler(int32_t idx);
+extern void dw_gpio_irqhandler(int32_t idx);
+extern void ck_rtc_irqhandler(int32_t idx);
+extern void dw_wdt_irqhandler(int32_t idx);
+extern void ck_dma_irqhandler(int32_t idx);
+extern void ck_aes_irqhandler(int32_t idx);
+extern void ck_sha_irqhandler(int32_t idx);
+#ifdef CONFIG_KERNEL_FREERTOS
+extern void CoretimeIsr(void);
+extern void CKPendSVIsr(void);
+#endif
+extern void systick_handler(void);
+extern void xPortSysTickHandler(void);
+extern void OSTimeTick(void);
+
+#define readl(addr) \
+ ({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; })
+
+#ifndef CONFIG_KERNEL_NONE
+#define CSI_INTRPT_ENTER() csi_kernel_intrpt_enter()
+#define CSI_INTRPT_EXIT() csi_kernel_intrpt_exit()
+#else
+#define CSI_INTRPT_ENTER()
+#define CSI_INTRPT_EXIT()
+#endif
+
+ATTRIBUTE_ISR void CORET_IRQHandler(void)
+{
+#ifndef CONFIG_KERNEL_FREERTOS
+ CSI_INTRPT_ENTER();
+#endif
+
+ readl(0xE000E010);
+
+#if defined(CONFIG_KERNEL_RHINO)
+ systick_handler();
+#elif defined(CONFIG_KERNEL_FREERTOS)
+ xPortSysTickHandler();
+#elif defined(CONFIG_KERNEL_UCOS)
+ OSTimeTick();
+#endif
+
+#ifndef CONFIG_KERNEL_FREERTOS
+ CSI_INTRPT_EXIT();
+#endif
+}
+
+#ifdef CONFIG_SPU
+ATTRIBUTE_ISR void SPU_IRQHandler(void)
+{
+ ck_spu_irqhandler(0);
+}
+#endif
+
+#ifndef CONFIG_USI
+ATTRIBUTE_ISR void SPI0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_spi_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void SPI1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_spi_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void I2C0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_iic_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void I2C1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_iic_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USART0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USART1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USART2_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(2);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USART3_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(3);
+ CSI_INTRPT_EXIT();
+}
+#else
+ATTRIBUTE_ISR void USI0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_usi_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USI1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_usi_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+#endif
+ATTRIBUTE_ISR void TIMA0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void TIMA1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+ATTRIBUTE_ISR void TIMB0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(2);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void TIMB1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(3);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void TIM34567_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(4);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void GPIOA_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_gpio_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void GPIOB_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_gpio_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void RTC_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_rtc_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void AES_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_aes_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void SHA_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_sha_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void WDT_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_wdt_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void DMAC_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_dma_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/pinmux.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/pinmux.c
new file mode 100644
index 000000000..de87cd7c6
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/hobbit3/pinmux.c
@@ -0,0 +1,138 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file pinmux.c
+ * @brief source file for the pinmux
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <stdint.h>
+#include "pinmux.h"
+#include "pin_name.h"
+
+#define readl(addr) \
+ ({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; })
+
+#define writel(b,addr) (void)((*(volatile unsigned int *) (addr)) = (b))
+
+/*******************************************************************************
+ * function: hobbit_ioreuse_inital
+ *
+ * description:
+ * initial hobbit_pinmux
+ *******************************************************************************/
+
+extern int32_t target_qspi_init(pin_name_t mosi, pin_name_t miso, pin_name_t sclk, pin_name_t ssel, pin_name_t wp, pin_name_t hold, uint32_t *base, uint32_t *irq);
+
+void hobbit_ioreuse_initial(void)
+{
+ unsigned int value;
+
+ /* gpio data source select */
+ value = readl(HOBBIT_GIPO0_PORTCTL_REG);
+ value |= GPIO0_REUSE_EN;
+ writel(value, HOBBIT_GIPO0_PORTCTL_REG);
+
+ value = readl(HOBBIT_GIPO1_PORTCTL_REG);
+ value |= GPIO1_REUSE_EN;
+ writel(value, HOBBIT_GIPO1_PORTCTL_REG);
+
+ /* reuse function select */
+ value = readl(HOBBIT_IOMUX0L_REG);
+ value |= IOMUX0L_FUNCTION_SEL;
+ writel(value, HOBBIT_IOMUX0H_REG);
+
+ value = readl(HOBBIT_IOMUX0H_REG);
+ value |= IOMUX1L_FUNCTION_SEL;
+ writel(value, HOBBIT_IOMUX0H_REG);
+
+ value = readl(HOBBIT_IOMUX1L_REG);
+ value |= IOMUX1L_FUNCTION_SEL;
+ writel(value, HOBBIT_IOMUX1L_REG);
+
+ target_qspi_init(PA4_QSPI0MOSI_XX_XX_XX, PA3_QSPI0MISO_XX_XX_XX, PA2_QSPI0CLK_XX_XX_XX, PA7_QSPI0CS0_XX_XX_XX, PA6_QSPI0WP_XX_XX_XX, PA5_QSPI0HOLD_XX_XX_XX, 0, 0);
+}
+
+int32_t pin_mux(pin_name_t pin, uint16_t function)
+{
+ unsigned int val = 0;
+ unsigned int reg_val = 0;
+
+ uint8_t offset;
+
+ if (function > 3) {
+ if (pin < PB0_UART2TX_XX_XX_SIROUT2) {
+ offset = pin;
+ /* gpio data source select */
+ val = readl(HOBBIT_GIPO0_PORTCTL_REG);
+ val &= ~(1 << offset);
+ writel(val, HOBBIT_GIPO0_PORTCTL_REG);
+ return 0;
+ } else if (pin >= PB0_UART2TX_XX_XX_SIROUT2) {
+ offset = pin - 32;
+ /* gpio data source select */
+ val = readl(HOBBIT_GIPO1_PORTCTL_REG);
+ val &= ~(1 << offset);
+ writel(val, HOBBIT_GIPO1_PORTCTL_REG);
+ return 0;
+ } else {
+ return -1;
+ }
+ }
+
+ if (pin >= PB0_UART2TX_XX_XX_SIROUT2) {
+ offset = pin - 32;
+
+ /* gpio data source select */
+ val = readl(HOBBIT_GIPO1_PORTCTL_REG);
+ val |= (1 << offset);
+ writel(val, HOBBIT_GIPO1_PORTCTL_REG);
+
+ reg_val = (0x3 << (offset * 2));
+ /* reuse function select */
+ val = readl(HOBBIT_IOMUX1L_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, HOBBIT_IOMUX1L_REG);
+ return 0;
+ }
+
+ offset = pin;
+ /* gpio data source select */
+ val = readl(HOBBIT_GIPO0_PORTCTL_REG);
+ val |= (1 << offset);
+ writel(val, HOBBIT_GIPO0_PORTCTL_REG);
+
+ if (pin >= PA16_SPI0CS0_PWMTRIG0_XX_USI1SCLK) {
+ offset = pin - 16;
+ reg_val = (0x3 << (offset * 2));
+ /* reuse function select */
+ val = readl(HOBBIT_IOMUX0H_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, HOBBIT_IOMUX0H_REG);
+ return 0;
+ }
+
+ reg_val = (0x3 << (offset * 2));
+ /* reuse function select */
+ val = readl(HOBBIT_IOMUX0L_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, HOBBIT_IOMUX0L_REG);
+ return 0;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/Kconfig b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/Kconfig
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/Kconfig
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/csi.mk b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/csi.mk
new file mode 100644
index 000000000..2c703a04e
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/csi.mk
@@ -0,0 +1,5 @@
+TEE_INC += -I$(CSI_DIR)/csi_driver/csky/phobos/include
+TEE_SRC += \
+ $(CSI_DIR)/csi_driver/csky/phobos/devices.c \
+ $(CSI_DIR)/csi_driver/csky/phobos/isr.c \
+ $(CSI_DIR)/csi_driver/csky/phobos/pinmux.c \ No newline at end of file
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/devices.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/devices.c
new file mode 100644
index 000000000..5e91547b9
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/devices.c
@@ -0,0 +1,843 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file devices.c
+ * @brief source file for the devices
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include "soc.h"
+#include "config.h"
+#include <drv_usart.h>
+#include <drv_trng.h>
+#include <drv_crc.h>
+#include <drv_aes.h>
+#include <drv_rsa.h>
+#include <drv_eflash.h>
+#include <drv_timer.h>
+#include <drv_gpio.h>
+#include <drv_iic.h>
+#include <drv_rtc.h>
+#include <drv_spi.h>
+#include <drv_wdt.h>
+#include <drv_sha.h>
+#include <drv_pwm.h>
+#include <drv_dmac.h>
+#include <stdio.h>
+
+
+#include "pin_name.h"
+#include "pinmux.h"
+
+//typedef int32_t pin_t;
+
+
+#if CONFIG_IIC
+
+
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_iic_config[CONFIG_IIC_NUM] = {
+ {CSKY_I2C0_BASE, I2C0_IRQn},
+ {CSKY_I2C1_BASE, I2C1_IRQn}
+};
+
+
+typedef struct {
+ pin_t scl;
+ pin_t sda;
+ uint16_t cfg_idx; //idx of sg_iic_config[]
+ uint16_t function;
+ //uint32_t scl_reg;
+ //uint32_t scl_cfg;
+ //uint32_t sda_reg;
+ //uint32_t sda_cfg;
+} iic_pin_map_t;
+const static iic_pin_map_t s_iic_pin_map[] = {
+ {
+ PA4_SCL0_PWM4_SPI0RX_XX,
+ PA5_SDA0_PWM5_SPI0CS_XX,
+ 0,
+ 0
+ },
+ {
+ PA6_SPI0CLK_PWMTRIG0_SCL0_XX,
+ PA7_SPI0TX_PWMTRIG1_SDA0_XX,
+ 0,
+ 2
+ },
+ {
+ PA31_I2SSDA__SCL0_PWM4_XX,
+ PB0_ADC0_SDA0_PWM5_XX,
+ 0,
+ 1
+ },
+ {
+ PA8_SPI0RX_TRIGFAULT_SCL1_XX,
+ PA9_SPI0CS_PWM0_SDA1_XX,
+ 1,
+ 2
+ },
+ {
+ PA14_SCL1_PWM5_SPI1RX_XX,
+ PA15_SDA1_PWMTRIG0_SPI1CS0_XX,
+ 1,
+ 0
+ },
+ {
+ PB1_ADC1_SCL1_USISCLK_XX,
+ PB2_ADC2_SDA1_USISD0_XX,
+ 1,
+ 1
+ }
+};
+
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_iic_count()
+ \brief get iic instance.
+ \return pointer to iic instance
+*/
+int32_t target_iic_init(pin_t scl, pin_t sda, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_iic_pin_map) / sizeof(iic_pin_map_t); idx++) {
+ if (s_iic_pin_map[idx].scl == scl && s_iic_pin_map[idx].sda == sda) {
+ *base = sg_iic_config[s_iic_pin_map[idx].cfg_idx].base;
+ *irq = sg_iic_config[s_iic_pin_map[idx].cfg_idx].irq;
+ /*pinmux*/
+ pin_mux(s_iic_pin_map[idx].scl, s_iic_pin_map[idx].function);
+ pin_mux(s_iic_pin_map[idx].sda, s_iic_pin_map[idx].function);
+ return s_iic_pin_map[idx].cfg_idx;
+ }
+ }
+
+ return -1;
+}
+
+
+#endif
+
+#if CONFIG_USART
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_usart_config[CONFIG_USART_NUM] = {
+ {CSKY_UART0_BASE, UART0_IRQn},
+ {CSKY_UART1_BASE, UART1_IRQn},
+ {CSKY_UART2_BASE, UART2_IRQn},
+ {CSKY_UART3_BASE, UART3_IRQn}
+};
+typedef struct {
+ pin_t tx;
+ pin_t rx;
+ pin_t cts;
+ pin_t rts;
+ uint16_t cfg_idx; //idx of sg_usart_config[]
+ uint16_t function;
+} usart_pin_map_t;
+const static usart_pin_map_t s_usart_pin_map[] = {
+ {
+ PA0_TXD0_PWM0_XX_SIROUT0,
+ PA1_RXD0_PWM1_XX_SIRIN0,
+ -1,
+ -1,
+ 0,
+ 0
+ },
+ {
+ PA10_TXD1_PWM1_XX_SIROUT1,
+ PA11_RXD1_PWM2_XX_SIRIN1,
+ -1,
+ -1,
+ 1,
+ 0
+ },
+ {
+ PA23_TXD2_PWM5_XX_SIROUT2,
+ PA22_RXD2_PWM4_XX_SIRIN2,
+ PA24_CTS2_PWMTRIG0_SPI1CS1_XX,
+ PA25_XX_PWMTRIG1_SPI1CS2_XX,
+ 2,
+ 0
+ },
+ {
+ PA26_TXD3_PWMFAULT_XX_SIROUT3,
+ PA27_RXD3_PWM0_XX_SIRIN3,
+ -1,
+ -1,
+ 3,
+ 0
+ }
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_usart_count()
+ \brief get usart instance.
+ \return pointer to usart instance
+*/
+int32_t target_usart_init(pin_t tx, pin_t rx, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t); idx++) {
+ if (s_usart_pin_map[idx].tx == tx && s_usart_pin_map[idx].rx == rx) {
+ *base = sg_usart_config[s_usart_pin_map[idx].cfg_idx].base;
+ *irq = sg_usart_config[s_usart_pin_map[idx].cfg_idx].irq;
+ /*pinmux*/
+ pin_mux(s_usart_pin_map[idx].tx, s_usart_pin_map[idx].function);
+ pin_mux(s_usart_pin_map[idx].rx, s_usart_pin_map[idx].function);
+ return s_usart_pin_map[idx].cfg_idx;
+ }
+ }
+
+ return -1;
+
+}
+/**
+ \brief control usart flow.
+ \param[in] tx_flow The TX flow pin name
+ \param[in] rx_flow The RX flow pin name
+ \param[in] flag 0-disable, 1-enable.
+ \return 0 if setting ready ,negative for error code
+*/
+int32_t target_usart_flowctrl_init(pin_t tx_flow, pin_t rx_flow, uint32_t flag)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t); idx++) {
+ if ((s_usart_pin_map[idx].cts == tx_flow) &&(s_usart_pin_map[idx].rts == rx_flow))
+ break;
+ }
+
+ if (idx >= sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t)) {
+ return -1;
+ }
+
+ if ((s_usart_pin_map[idx].cts == tx_flow) && flag) {
+ pin_mux(s_usart_pin_map[idx].cts, s_usart_pin_map[idx].function);
+ } else if ((s_usart_pin_map[idx].cts == tx_flow) && (flag == 0)) {
+ pin_mux(s_usart_pin_map[idx].cts, 0xff);
+ } else {
+ return -1;
+ }
+
+ if ((s_usart_pin_map[idx].rts == rx_flow) && flag) {
+ pin_mux(s_usart_pin_map[idx].rts, s_usart_pin_map[idx].function);
+ } else if ((s_usart_pin_map[idx].rts == rx_flow) && (flag == 0)) {
+ pin_mux(s_usart_pin_map[idx].rts, 0xff);
+ } else {
+ return -1;
+ }
+
+ return 0;
+}
+
+#endif
+
+#if CONFIG_TRNG
+struct {
+ uint32_t base;
+}
+const sg_trng_config[CONFIG_TRNG_NUM] = {
+ {CSKY_TRNG_BASE}
+};
+
+/**
+ \brief get trng instance count.
+ \return trng instance count
+*/
+int32_t target_get_trng_count(void)
+{
+ return CONFIG_TRNG_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_trng_count()
+ \brief get trng instance.
+ \return pointer to trng instance
+*/
+int32_t target_get_trng(int32_t idx, uint32_t *base)
+{
+ if (idx >= target_get_trng_count()) {
+ return NULL;
+ }
+
+ *base = sg_trng_config[idx].base;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_CRC
+struct {
+ uint32_t base;
+}
+const sg_crc_config[CONFIG_CRC_NUM] = {
+ {CSKY_CRC_BASE}
+};
+
+/**
+ \brief get crc instance count.
+ \return crc instance count
+*/
+int32_t target_get_crc_count(void)
+{
+ return CONFIG_CRC_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_crc_count()
+ \brief get crc instance.
+ \return pointer to crc instance
+*/
+int32_t target_get_crc(int32_t idx, uint32_t *base)
+{
+ if (idx >= target_get_crc_count()) {
+ return NULL;
+ }
+
+ *base = sg_crc_config[idx].base;
+ return idx;
+}
+
+#endif
+
+
+#if CONFIG_EFLASH
+struct {
+ uint32_t base;
+ eflash_info info;
+}
+const sg_eflash_config[CONFIG_EFLASH_NUM] = {
+ {CSKY_EFLASH_CONTROL_BASE, {0x10000000, 0x1003f800, 0x1fc}}
+};
+
+/**
+ \brief get eflash instance count.
+ \return eflash instance count
+*/
+int32_t target_get_eflash_count(void)
+{
+ return CONFIG_EFLASH_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_eflash_count()
+ \brief get eflash instance.
+ \return pointer to eflash instance
+*/
+int32_t target_get_eflash(int32_t idx, uint32_t *base, eflash_info *info)
+{
+ if (idx >= target_get_eflash_count()) {
+ return NULL;
+ }
+
+ *base = sg_eflash_config[idx].base;
+ info->start = sg_eflash_config[idx].info.start;
+ info->end = sg_eflash_config[idx].info.end;
+ info->sector_count = sg_eflash_config[idx].info.sector_count;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_TIMER
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_timer_config[CONFIG_TIMER_NUM] = {
+ {CSKY_TIMERA0_BASE, TIMA0_IRQn},
+ {CSKY_TIMERA1_BASE, TIMA1_IRQn},
+ {CSKY_TIMERB0_BASE, TIMB0_IRQn},
+ {CSKY_TIMERB1_BASE, TIMB1_IRQn}
+};
+
+int32_t target_get_timer_count(void)
+{
+ return CONFIG_TIMER_NUM;
+}
+
+int32_t target_get_timer(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_timer_count()) {
+ return NULL;
+ }
+
+ *base = sg_timer_config[idx].base;
+ *irq = sg_timer_config[idx].irq;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_GPIO
+struct {
+ uint32_t base;
+ uint32_t irq;
+ uint32_t pin_num;
+ port_name_t port;
+}
+const sg_gpio_config[CONFIG_GPIO_NUM] = {
+ {CSKY_GPIOA_BASE, GPIOA_IRQn, 32, PORTA},
+ {CSKY_GPIOB_BASE, GPIOB_IRQn, 11, PORTB}
+};
+
+typedef struct {
+ pin_t gpio_pin;
+ uint32_t cfg_idx; //idx of sg_gpio_config[]
+} gpio_pin_map_t;
+const static gpio_pin_map_t s_gpio_pin_map[] = {
+ {PA0_TXD0_PWM0_XX_SIROUT0, 0},
+ {PA1_RXD0_PWM1_XX_SIRIN0, 0},
+ {PA2_CTS0_PWM2_SPI0CLK_XX, 0},
+ {PA3_RTS0_PWM3_SPI0TX_XX, 0},
+ {PA4_SCL0_PWM4_SPI0RX_XX, 0},
+ {PA5_SDA0_PWM5_SPI0CS_XX, 0},
+ {PA6_SPI0CLK_PWMTRIG0_SCL0_XX, 0},
+ {PA7_SPI0TX_PWMTRIG1_SDA0_XX, 0},
+ {PA8_SPI0RX_TRIGFAULT_SCL1_XX, 0},
+ {PA9_SPI0CS_PWM0_SDA1_XX, 0},
+ {PA10_TXD1_PWM1_XX_SIROUT1, 0},
+ {PA11_RXD1_PWM2_XX_SIRIN1, 0},
+ {PA12_CTS1_PWM3_SPI1CLK_XX, 0},
+ {PA13_RTS1_PWM4_SPI1TX_XX, 0},
+ {PA14_SCL1_PWM5_SPI1RX_XX, 0},
+ {PA15_SDA1_PWMTRIG0_SPI1CS0_XX, 0},
+ {PA16_SPI1CLK_PWMTRIG1_XX_XX, 0},
+ {PA17_SPI1TX_PWMFAULT_XX_XX, 0},
+ {PA18_SPI1RX_PWM0_XX_XX, 0},
+ {PA19_SPI1CS0_PWM1_XX_XX, 0},
+ {PA20_SPI1CS1_PWM2_XX_XX, 0},
+ {PA21_SPI1CS2_PWM3_XX_XX, 0},
+ {PA22_RXD2_PWM4_XX_SIRIN2, 0},
+ {PA23_TXD2_PWM5_XX_SIROUT2, 0},
+ {PA24_CTS2_PWMTRIG0_SPI1CS1_XX, 0},
+ {PA25_XX_PWMTRIG1_SPI1CS2_XX, 0},
+ {PA26_TXD3_PWMFAULT_XX_SIROUT3, 0},
+ {PA27_RXD3_PWM0_XX_SIRIN3, 0},
+ {PA28_I2SMCLK_PWM1_XX_XX, 0},
+ {PA29_I2SSCLK_PWM2_XX_XX, 0},
+ {PA30_I2SWSCLK_PWM3_XX_XX, 0},
+ {PA31_I2SSDA__SCL0_PWM4_XX, 0},
+ {PB0_ADC0_SDA0_PWM5_XX, 1},
+ {PB1_ADC1_SCL1_USISCLK_XX, 1},
+ {PB2_ADC2_SDA1_USISD0_XX, 1},
+ {PB3_ADC3_SPI1CLK_USISD1_XX, 1},
+ {PB4_ADC4_SPI1TX_USINSS_XX, 1},
+ {PB5_ADC5_SPI1RX_USISCLK_XX, 1},
+ {PB6_ADC6_SPI1CS0_USISD0_XX, 1},
+ {PB7_ADC7_SPI1CS1_USISD1_XX, 1},
+ {PB8_PWMTRIG0_SPI1CS2_USINSS_XX, 1},
+ {PB9_PWMTRIG1_CTS3_XX_XX, 1},
+ {PB10_PWMFAULT_RTS3_XX_XX, 1}
+};
+
+int32_t target_gpio_port_init(port_name_t port, uint32_t *base, uint32_t *irq, uint32_t *pin_num)
+{
+ int i;
+
+ for (i = 0; i < CONFIG_GPIO_NUM; i++) {
+ if (sg_gpio_config[i].port == port) {
+ *base = sg_gpio_config[i].base;
+ *irq = sg_gpio_config[i].irq;
+ *pin_num = sg_gpio_config[i].pin_num;
+ return i;
+ }
+ }
+
+ return -1;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_gpio_count()
+ \brief get gpio instance.
+ \return pointer to gpio instance
+*/
+int32_t target_gpio_pin_init(pin_t gpio_pin, uint32_t *port_idx)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_gpio_pin_map) / sizeof(gpio_pin_map_t); idx++) {
+ if (s_gpio_pin_map[idx].gpio_pin == gpio_pin) {
+ *port_idx = s_gpio_pin_map[idx].cfg_idx;
+ /*pinmux*/
+ pin_mux(s_gpio_pin_map[idx].gpio_pin, 0xff);
+ if (idx >= 32) {
+ return idx-32;
+ }
+ return idx;
+ }
+ }
+
+ return -1;
+}
+
+#endif
+
+#if CONFIG_AES
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_aes_config[CONFIG_AES_NUM] = {
+ {CSKY_AES_BASE, AES_IRQn}
+};
+
+/**
+ \brief get aes instance count.
+ \return aes instance count
+*/
+int32_t target_get_aes_count(void)
+{
+ return CONFIG_AES_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_aes_count()
+ \brief get aes instance.
+ \return pointer to aes instance
+*/
+int32_t target_get_aes(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_aes_count()) {
+ return NULL;
+ }
+
+ *base = sg_aes_config[idx].base;
+ *irq = sg_aes_config[idx].irq;
+ return idx;
+}
+
+#endif
+
+
+#if CONFIG_RSA
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_rsa_config[CONFIG_RSA_NUM] = {
+ {CSKY_RSA_BASE, RSA_IRQn}
+};
+
+/**
+ \brief get rsa instance count.
+ \return rsa instance count
+*/
+int32_t target_get_rsa_count(void)
+{
+ return CONFIG_RSA_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_rsa_count()
+ \brief get rsa instance.
+ \return pointer to rsa instance
+*/
+int32_t target_get_rsa(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_rsa_count()) {
+ return NULL;
+ }
+
+ *base = sg_rsa_config[idx].base;
+ *irq = sg_rsa_config[idx].irq;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_RTC
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_rtc_config[CONFIG_RTC_NUM] = {
+ {CSKY_RTC_BASE, RTC_IRQn}
+};
+
+int32_t target_get_rtc_count(void)
+{
+ return CONFIG_RTC_NUM;
+}
+
+int32_t target_get_rtc(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_rtc_count()) {
+ return NULL;
+ }
+
+ *base = sg_rtc_config[idx].base;
+ *irq = sg_rtc_config[idx].irq;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_SPI
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+
+const sg_spi_config[CONFIG_SPI_NUM] = {
+ {CSKY_SPI0_BASE, SPI0_IRQn},
+ {CSKY_SPI1_BASE, SPI1_IRQn}
+};
+typedef struct {
+ pin_t mosi;
+ pin_t miso;
+ pin_t sclk;
+ pin_t ssel;
+ uint32_t cfg_idx; //idx of sg_iic_config[]
+ uint16_t function;
+} spi_pin_map_t;
+const static spi_pin_map_t s_spi_pin_map[] = {
+ {
+ PA7_SPI0TX_PWMTRIG1_SDA0_XX,
+ PA8_SPI0RX_TRIGFAULT_SCL1_XX,
+ PA6_SPI0CLK_PWMTRIG0_SCL0_XX,
+ PA9_SPI0CS_PWM0_SDA1_XX,
+ 0,
+ 0
+ },
+ {
+ PA17_SPI1TX_PWMFAULT_XX_XX,
+ PA18_SPI1RX_PWM0_XX_XX,
+ PA16_SPI1CLK_PWMTRIG1_XX_XX,
+ PA19_SPI1CS0_PWM1_XX_XX,
+ 1,
+ 0
+ },
+ {
+ PA13_RTS1_PWM4_SPI1TX_XX,
+ PA14_SCL1_PWM5_SPI1RX_XX,
+ PA12_CTS1_PWM3_SPI1CLK_XX,
+ PA15_SDA1_PWMTRIG0_SPI1CS0_XX,
+ 1,
+ 2
+ },
+ {
+ PB4_ADC4_SPI1TX_USINSS_XX,
+ PB5_ADC5_SPI1RX_USISCLK_XX,
+ PB3_ADC3_SPI1CLK_USISD1_XX,
+ PB6_ADC6_SPI1CS0_USISD0_XX,
+ 1,
+ 1
+ }
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_spi_count()
+ \brief get spi instance.
+ \return pointer to spi instance
+*/
+int32_t target_spi_init(pin_t mosi, pin_t miso, pin_t sclk, pin_t ssel, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_spi_pin_map) / sizeof(spi_pin_map_t); idx++) {
+ if (s_spi_pin_map[idx].mosi == mosi && s_spi_pin_map[idx].miso == miso
+ && s_spi_pin_map[idx].sclk == sclk && s_spi_pin_map[idx].ssel == ssel) {
+ *base = sg_spi_config[s_spi_pin_map[idx].cfg_idx].base;
+ *irq = sg_spi_config[s_spi_pin_map[idx].cfg_idx].irq;
+ /*pinmux*/
+ pin_mux(s_spi_pin_map[idx].mosi, s_spi_pin_map[idx].function);
+ pin_mux(s_spi_pin_map[idx].miso, s_spi_pin_map[idx].function);
+ pin_mux(s_spi_pin_map[idx].sclk, s_spi_pin_map[idx].function);
+ pin_mux(s_spi_pin_map[idx].ssel, s_spi_pin_map[idx].function);
+
+ return s_spi_pin_map[idx].cfg_idx;
+ }
+ }
+
+ return -1;
+
+}
+
+#endif
+
+#if CONFIG_WDT
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_wdt_config[CONFIG_WDT_NUM] = {
+ {CSKY_WDT_BASE, WDT_IRQn}
+};
+
+int32_t target_get_wdt_count(void)
+{
+ return CONFIG_WDT_NUM;
+}
+
+int32_t target_get_wdt(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_wdt_count()) {
+ return NULL;
+ }
+
+ *base = sg_wdt_config[idx].base;
+ *irq = sg_wdt_config[idx].irq;
+ return idx;
+}
+#endif
+
+
+#if CONFIG_SHA
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_sha_config[CONFIG_SHA_NUM] = {
+ {CSKY_SHA_BASE, SHA_IRQn}
+};
+
+/**
+ \brief get sha instance count.
+ \return sha instance count
+*/
+int32_t target_get_sha_count(void)
+{
+ return CONFIG_SHA_NUM;
+}
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_sha_count()
+ \brief get sha instance.
+ \return pointer to sha instance
+*/
+int32_t target_get_sha(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_sha_count()) {
+ return NULL;
+ }
+
+ *base = sg_sha_config[idx].base;
+ *irq = sg_sha_config[idx].irq;
+ return idx;
+}
+
+#endif
+
+#if CONFIG_PWM
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_pwm_config[CONFIG_PWM_NUM] = {
+ {CSKY_PWM_BASE, PWM_IRQn},
+};
+
+typedef struct {
+ pin_t pwm_pin;
+ uint32_t cfg_idx; //idx of sg_pwm_config[]
+ uint32_t ch_num;
+ uint16_t function;
+} pwm_pin_map_t;
+const static pwm_pin_map_t s_pwm_pin_map[] = {
+ {PA0_TXD0_PWM0_XX_SIROUT0, 0, 0, 1},
+ {PA9_SPI0CS_PWM0_SDA1_XX, 0, 0, 1},
+ {PA18_SPI1RX_PWM0_XX_XX, 0, 0, 1},
+ {PA27_RXD3_PWM0_XX_SIRIN3, 0, 0, 1},
+
+ {PA1_RXD0_PWM1_XX_SIRIN0, 0, 1, 1},
+ {PA10_TXD1_PWM1_XX_SIROUT1, 0, 1, 1},
+ {PA19_SPI1CS0_PWM1_XX_XX, 0, 1, 1},
+ {PA28_I2SMCLK_PWM1_XX_XX, 0, 1, 1},
+
+ {PA2_CTS0_PWM2_SPI0CLK_XX, 0, 2, 1},
+ {PA11_RXD1_PWM2_XX_SIRIN1, 0, 2, 1},
+ {PA20_SPI1CS1_PWM2_XX_XX, 0, 2, 1},
+ {PA29_I2SSCLK_PWM2_XX_XX, 0, 2, 1},
+
+ {PA3_RTS0_PWM3_SPI0TX_XX, 0, 3, 1},
+ {PA12_CTS1_PWM3_SPI1CLK_XX, 0, 3, 1},
+ {PA21_SPI1CS2_PWM3_XX_XX, 0, 3, 1},
+ {PA30_I2SWSCLK_PWM3_XX_XX, 0, 3, 1},
+
+ {PA4_SCL0_PWM4_SPI0RX_XX, 0, 4, 1},
+ {PA13_RTS1_PWM4_SPI1TX_XX, 0, 4, 1},
+ {PA22_RXD2_PWM4_XX_SIRIN2, 0, 4, 1},
+ {PA31_I2SSDA__SCL0_PWM4_XX, 0, 4, 1},
+
+ {PA5_SDA0_PWM5_SPI0CS_XX, 0, 5, 1},
+ {PA14_SCL1_PWM5_SPI1RX_XX, 0, 5, 1},
+ {PA23_TXD2_PWM5_XX_SIROUT2, 0, 5, 1},
+ {PB0_ADC0_SDA0_PWM5_XX, 0, 5, 1},
+};
+
+/**
+ \param[in] instance idx, must not exceed return value of target_get_pwm_count()
+ \brief get pwm instance.
+ \return pointer to pwm instance
+*/
+int32_t target_pwm_init(pin_t pwm_pin, uint32_t *ch_num, uint32_t *base, uint32_t *irq)
+{
+ uint32_t idx;
+
+ for (idx = 0; idx < sizeof(s_pwm_pin_map) / sizeof(pwm_pin_map_t); idx++) {
+ if (s_pwm_pin_map[idx].pwm_pin == pwm_pin) {
+ *base = sg_pwm_config[s_pwm_pin_map[idx].cfg_idx].base;
+ *irq = sg_pwm_config[s_pwm_pin_map[idx].cfg_idx].irq;
+ *ch_num = s_pwm_pin_map[idx].ch_num;
+ /*pinmux*/
+ pin_mux(s_pwm_pin_map[idx].pwm_pin, s_pwm_pin_map[idx].function);
+ return s_pwm_pin_map[idx].cfg_idx;
+ }
+ }
+
+ return -1;
+
+}
+
+
+#endif
+
+
+#if CONFIG_DMAC
+struct {
+ uint32_t base;
+ uint32_t irq;
+}
+const sg_dmac_config[CONFIG_DMAC_NUM] = {
+ {CSKY_DMA_BASE, DMAC_IRQn},
+};
+
+int32_t target_get_dmac_count(void)
+{
+ return CONFIG_DMAC_NUM;
+}
+
+int32_t target_get_dmac(int32_t idx, uint32_t *base, uint32_t *irq)
+{
+ if (idx >= target_get_dmac_count()) {
+ return NULL;
+ }
+
+ *base = sg_dmac_config[idx].base;
+ *irq = sg_dmac_config[idx].irq;
+ return idx;
+}
+#endif
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/pin_name.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/pin_name.h
new file mode 100644
index 000000000..4e29fdbbc
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/pin_name.h
@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file pn_name.h
+ * @brief header file for the pin_name
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _PINNAMES_H
+#define _PINNAMES_H
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+typedef enum {
+ PA0_TXD0_PWM0_XX_SIROUT0 = 0,
+ PA1_RXD0_PWM1_XX_SIRIN0,
+ PA2_CTS0_PWM2_SPI0CLK_XX,
+ PA3_RTS0_PWM3_SPI0TX_XX,
+ PA4_SCL0_PWM4_SPI0RX_XX,
+ PA5_SDA0_PWM5_SPI0CS_XX,
+ PA6_SPI0CLK_PWMTRIG0_SCL0_XX,
+ PA7_SPI0TX_PWMTRIG1_SDA0_XX,
+ PA8_SPI0RX_TRIGFAULT_SCL1_XX,
+ PA9_SPI0CS_PWM0_SDA1_XX,
+ PA10_TXD1_PWM1_XX_SIROUT1,
+ PA11_RXD1_PWM2_XX_SIRIN1,
+ PA12_CTS1_PWM3_SPI1CLK_XX,
+ PA13_RTS1_PWM4_SPI1TX_XX,
+ PA14_SCL1_PWM5_SPI1RX_XX,
+ PA15_SDA1_PWMTRIG0_SPI1CS0_XX,
+ PA16_SPI1CLK_PWMTRIG1_XX_XX,
+ PA17_SPI1TX_PWMFAULT_XX_XX,
+ PA18_SPI1RX_PWM0_XX_XX,
+ PA19_SPI1CS0_PWM1_XX_XX,
+ PA20_SPI1CS1_PWM2_XX_XX,
+ PA21_SPI1CS2_PWM3_XX_XX,
+ PA22_RXD2_PWM4_XX_SIRIN2,
+ PA23_TXD2_PWM5_XX_SIROUT2,
+ PA24_CTS2_PWMTRIG0_SPI1CS1_XX,
+ PA25_XX_PWMTRIG1_SPI1CS2_XX,
+ PA26_TXD3_PWMFAULT_XX_SIROUT3,
+ PA27_RXD3_PWM0_XX_SIRIN3,
+ PA28_I2SMCLK_PWM1_XX_XX,
+ PA29_I2SSCLK_PWM2_XX_XX,
+ PA30_I2SWSCLK_PWM3_XX_XX,
+ PA31_I2SSDA__SCL0_PWM4_XX,
+ PB0_ADC0_SDA0_PWM5_XX,
+ PB1_ADC1_SCL1_USISCLK_XX,
+ PB2_ADC2_SDA1_USISD0_XX,
+ PB3_ADC3_SPI1CLK_USISD1_XX,
+ PB4_ADC4_SPI1TX_USINSS_XX,
+ PB5_ADC5_SPI1RX_USISCLK_XX,
+ PB6_ADC6_SPI1CS0_USISD0_XX,
+ PB7_ADC7_SPI1CS1_USISD1_XX,
+ PB8_PWMTRIG0_SPI1CS2_USINSS_XX,
+ PB9_PWMTRIG1_CTS3_XX_XX,
+ PB10_PWMFAULT_RTS3_XX_XX
+}
+pin_name_t;
+
+typedef enum {
+ PORTA = 0,
+ PORTB = 1
+} port_name_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/pinmux.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/pinmux.h
new file mode 100644
index 000000000..9e3b48dfa
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/pinmux.h
@@ -0,0 +1,221 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file pinmux.h
+ * @brief Header file for the pinmux
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef PHOBOS_PINMUX_H
+#define PHOBOS_PINMUX_H
+
+#include <stdint.h>
+#include "pin_name.h"
+
+void phobos_ioreuse_initial(void);
+int32_t pin_mux(pin_name_t pin, uint16_t function);
+
+/* IOMUX0L function definition */
+#define PA0_UART0_TX 0x00000000
+#define PA0_PWM_CH0 0x00000001
+#define PA0_UART0_SIROUT 0x00000003
+#define PA1_UART0_RX 0x00000000
+#define PA1_PWM_CH1 0x00000004
+#define PA1_UART0_SIRIN 0x0000000C
+#define PA2_UART0_CTS 0x00000000
+#define PA2_PWM_CH2 0x00000010
+#define PA2_SPI0_CLK 0x00000020
+#define PA3_UART0_TRS 0x00000000
+#define PA3_PWM_CH3 0x00000040
+#define PA3_SPI0_TX 0x00000080
+#define PA4_I2C0_SCL 0x00000000
+#define PA4_PWM_CH4 0x00000100
+#define PA4_SPI0_RX 0x00000200
+#define PA5_I2C0_SDA 0x00000000
+#define PA5_PWM_CH5 0x00000400
+#define PA5_SPI0_CS 0x00000800
+#define PA6_SPI0_CLK 0x00000000
+#define PA6_ETB_TRIG0 0x00001000
+#define PA6_I2C0_SCL 0x00002000
+#define PA7_SPI_TX 0x00000000
+#define PA7_ETB_TRIG1 0x00004000
+#define PA7_I2C0_SDA 0x00008000
+#define PA8_SPI0_TX 0x00000000
+#define PA8_PWM_FAULT 0x00010000
+#define PA8_I2C1_SCL 0x00020000
+#define PA9_SPI0_CS 0x00000000
+#define PA9_PWM_CH0 0x00040000
+#define PA9_I2C1_SDA 0x00080000
+#define PA10_UART1_TX 0x00000000
+#define PA10_PWM_CH1 0x00100000
+#define PA10_UART1_SIROUT 0x00300000
+#define PA11_UART1_RX 0x00000000
+#define PA11_PWM_CH2 0x00400000
+#define PA11_UART1_SIRIN 0x00C00000
+#define PA12_UART1_CTS 0x00000000
+#define PA12_PWM_CH3 0x01000000
+#define PA12_SPI1_CLK 0x02000000
+#define PA13_UART1_RTS 0x00000000
+#define PA13_PWM_CH4 0x04000000
+#define PA13_SPI1_TX 0x08000000
+#define PA14_I2C1_SCL 0x00000000
+#define PA14_PWM_CH5 0x10000000
+#define PA14_SPI1_RX 0x20000000
+#define PA15_I2C1_SDA 0x00000000
+#define PA15_ETB_TRIG0 0x40000000
+#define PA15_SPI1_CS0 0x80000000
+
+/* IOMUX0H function definition */
+#define PA16_SPI1_CLK 0x00000000
+#define PA16_ETB_TRIG1 0x00000001
+#define PA17_SPI1_TX 0x00000000
+#define PA17_PWM_FAULT 0x00000004
+#define PA18_SPI1_RX 0x00000000
+#define PA18_PWM_CH0 0x00000010
+#define PA19_SPI1_CS0 0x00000000
+#define PA19_PWM_CH1 0x00000040
+#define PA20_UART2_RX 0x00000000
+#define PA20_PWM_CH2 0x00000100
+#define PA21_SPI1_CS2 0x00000000
+#define PA21_PWM_CH3 0x00000400
+#define PA22_UART2_RX 0x00000000
+#define PA22_PWM_CH4 0x00001000
+#define PA22_UART2_SIRI 0x00003000
+#define PA23_UART2_TX 0x00000000
+#define PA23_PWM_CH5 0x00004000
+#define PA23_UART2_SIROUT 0x0000C000
+#define PA24_UART2_CTS 0x00000000
+#define PA24_ETB_TRIG0 0x00010000
+#define PA24_SPI1_CS1 0x00020000
+#define PA25_UART2_RTS 0x00000000
+#define PA25_ETB_TRIG1 0x00040000
+#define PA25_SPI1_CS2 0x00080000
+#define PA26_UART3_TX 0x00000000
+#define PA26_PWM_FAULT 0x00100000
+#define PA26_UART3_SIROUT 0x00300000
+#define PA27_UART3_RX 0x00000000
+#define PA27_PWM_CH0 0x00400000
+#define PA27_UART3_SIRIN 0x00C00000
+#define PA28_I2S_MCLK 0x00000000
+#define PA28_PWM_CH1 0x01000000
+#define PA29_I2S_SCLK 0x00000000
+#define PA29_PWM_CH2 0x04000000
+#define PA30_I2S_WSCLK 0x00000000
+#define PA30_PWM_CH3 0x10000000
+#define PA31_I2S_SDA 0x00000000
+#define PA31_I2C0_SCL 0x40000000
+#define PA31_PWM_CH4 0x80000000
+
+/* IOMUX1L function definition */
+#define PB0_ADC0 0x00000000
+#define PB0_I2C0_SDA 0x00000001
+#define PB0_PWM_CH5 0x00000002
+#define PB1_ADC1 0x00000000
+#define PB1_I2C1_SCL 0x00000004
+#define PB1_USI_SCLK 0x00000008
+#define PB2_ADC2 0x00000000
+#define PB2_I2C1_SDA 0x00000010
+#define PB2_USI_SD0 0x00000020
+#define PB3_ADC3 0x00000000
+#define PB3_SPI1_CLK 0x00000040
+#define PB3_USI_SD1 0x00000080
+#define PB4_ADC4 0x00000000
+#define PB4_SPI1_TX 0x00000100
+#define PB4_USI_NSS 0x00000200
+#define PB5_ADC5 0x00000000
+#define PB5_SPI1_RX 0x00000400
+#define PB5_USI_SCLK 0x00000800
+#define PB6_ADC6 0x00000000
+#define PB6_SPI1_CS0 0x00001000
+#define PB6_USI_SD0 0x00002000
+#define PB7_ADC7 0x00000000
+#define PB7_SPI1_CS1 0x00004000
+#define PB7_USI_SD1 0x00008000
+#define PB8_ETB_TRIG0 0x00000000
+#define PB8_SPI1_CS2 0x00010000
+#define PB8_USI_NSS 0x00020000
+#define PB9_ETB_TRIG1 0x00000000
+#define PB9_UART3_CTS 0x00040000
+#define PB10_PWM_FAULT 0x00000000
+#define PB10_UART3_RTS 0x00100000
+
+
+/* flag as identification */
+#define GPIO_SET_BIT0 0x00000001
+#define GPIO_SET_BIT1 0x00000002
+#define GPIO_SET_BIT2 0x00000004
+#define GPIO_SET_BIT3 0x00000008
+#define GPIO_SET_BIT4 0x00000010
+#define GPIO_SET_BIT5 0x00000020
+#define GPIO_SET_BIT6 0x00000040
+#define GPIO_SET_BIT7 0x00000080
+#define GPIO_SET_BIT8 0x00000100
+#define GPIO_SET_BIT9 0x00000200
+#define GPIO_SET_BIT10 0x00000400
+#define GPIO_SET_BIT11 0x00000800
+#define GPIO_SET_BIT12 0x00001000
+#define GPIO_SET_BIT13 0x00002000
+#define GPIO_SET_BIT14 0x00004000
+#define GPIO_SET_BIT15 0x00008000
+#define GPIO_SET_BIT16 0x00010000
+#define GPIO_SET_BIT17 0x00020000
+#define GPIO_SET_BIT18 0x00040000
+#define GPIO_SET_BIT19 0x00080000
+#define GPIO_SET_BIT20 0x00100000
+#define GPIO_SET_BIT21 0x00200000
+#define GPIO_SET_BIT22 0x00400000
+#define GPIO_SET_BIT23 0x00800000
+#define GPIO_SET_BIT24 0x01000000
+#define GPIO_SET_BIT25 0x02000000
+#define GPIO_SET_BIT26 0x04000000
+#define GPIO_SET_BIT27 0x08000000
+#define GPIO_SET_BIT28 0x10000000
+#define GPIO_SET_BIT29 0x20000000
+#define GPIO_SET_BIT30 0x40000000
+#define GPIO_SET_BIT31 0x80000000
+
+/******************************************************************************
+ * phobos gpio control and gpio reuse function
+ * selecting regester adddress
+ ******************************************************************************/
+
+#define PHOBOS_GIPO0_PORTCTL_REG 0x50018008
+#define PHOBOS_GIPO1_PORTCTL_REG 0x60018008
+#define PHOBOS_IOMUX0L_REG 0x50018100
+#define PHOBOS_IOMUX0H_REG 0x50018104
+#define PHOBOS_IOMUX1L_REG 0x50018108
+
+/*************basic gpio reuse v1.0********************************************
+ * UART0(PA0,PA1)
+ * UART1(PA10,PA11)
+ * UART2(PA22,PA23)
+ * UART3(PA26,PA27)
+ * IIS(PA24,PA25,PA26,PA27)
+ * SPI1(PA16,PA17,PA18)
+ * IIC0(PA4,PA5)
+ ******************************************************************************/
+#define GPIO0_REUSE_EN (GPIO_SET_BIT0|GPIO_SET_BIT1|GPIO_SET_BIT4|GPIO_SET_BIT5|GPIO_SET_BIT6|GPIO_SET_BIT9|GPIO_SET_BIT10|GPIO_SET_BIT11|GPIO_SET_BIT16|GPIO_SET_BIT17|GPIO_SET_BIT18|GPIO_SET_BIT22|GPIO_SET_BIT23|GPIO_SET_BIT26|GPIO_SET_BIT27)
+#define GPIO1_REUSE_EN (GPIO_SET_BIT0)
+#define IOMUX0L_FUNCTION_SEL (PA0_UART0_TX|PA1_UART0_RX|PA4_I2C0_SCL|PA5_I2C0_SDA|PA6_ETB_TRIG0|PA9_PWM_CH0|PA10_UART1_TX|PA11_UART1_RX)
+#define IOMUX0H_FUNCTION_SEL (PA16_SPI1_CLK|PA17_SPI1_TX|PA18_SPI1_RX|PA22_UART2_RX|PA23_UART2_TX|PA26_UART3_TX|PA27_UART3_RX)
+#define IOMUX1L_FUNCTION_SEL (PB0_ADC0)
+
+#define PWM_GPIO0_REUSE_EN (GPIO0_REUSE_EN|GPIO_SET_BIT0|GPIO_SET_BIT1|GPIO_SET_BIT2|GPIO_SET_BIT12|GPIO_SET_BIT13|GPIO_SET_BIT14)
+#define PWM_IOMUX0L_FUNCTION_SEL (IOMUX0L_FUNCTION_SEL|PA0_PWM_CH0|PA1_PWM_CH1|PA2_PWM_CH2|PA12_PWM_CH3|PA13_PWM_CH4|PA14_PWM_CH5)
+
+#endif /* PHOBOS_PINMUX_H */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/soc.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/soc.h
new file mode 100644
index 000000000..1c0023127
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/include/soc.h
@@ -0,0 +1,327 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**************************************************************************//**
+ * @file soc.h
+ * @brief CSI Core Peripheral Access Layer Header File for
+ * CSKYSOC Device Series
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+
+#ifndef SOC_H
+#define SOC_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef SYSTEM_CLOCK
+#define SYSTEM_CLOCK (20000000)
+#endif
+/* ------------------------- Interrupt Number Definition ------------------------ */
+
+typedef enum IRQn
+{
+ /* ---------------------- CSKYCK801 Specific Interrupt Numbers --------------------- */
+ GPIOA_IRQn = 0,
+ CORET_IRQn = 1, /* core Timer Interrupt */
+ TIMA0_IRQn = 2, /* timerA0 Interrupt */
+ TIMA1_IRQn = 3, /* timerA1 Interrupt */
+ WDT_IRQn = 5, /* wdt Interrupt */
+ UART0_IRQn = 6, /* uart0 Interrupt */
+ UART1_IRQn = 7, /* uart1 Interrupt */
+ UART2_IRQn = 8, /* uart2 Interrupt */
+ I2C0_IRQn = 9, /* i2c0 Interrupt */
+ I2C1_IRQn = 10, /* i2c1 Interrupt */
+ SPI1_IRQn = 11, /* spi0 Interrupt */
+ SPI0_IRQn = 12, /* spi1 Interrupt */
+ RTC_IRQn = 13, /* rtc Interrupt */
+ EXTWAK_IRQn = 14, /* extwakeup Interrupt */
+ DMAC_IRQn = 17, /* dmac Interrupt */
+ PMU_IRQn = 18, /* pmu Interrupt */
+ PWM_IRQn = 19, /* pwm Interrupt */
+ UART3_IRQn = 21, /* uart3 Interrupt */
+ TIMB0_IRQn = 23, /* timerB0 Interrupt */
+ TIMB1_IRQn = 24, /* timerB1 Interrupt */
+ GPIOB_IRQn = 27, /* GPIOB Interrupt */
+ AES_IRQn = 26, /* aes Interrupt */
+ RSA_IRQn = 28, /* rsa Interrupt */
+ SHA_IRQn = 29, /* sha Interrupt */
+
+}
+IRQn_Type;
+
+
+/* ================================================================================ */
+/* ================ Processor and Core Peripheral Section ================ */
+/* ================================================================================ */
+
+/* -------- Configuration of the CK801 Processor and Core Peripherals ------- */
+#define __CK802_REV 0x0000U /* Core revision r0p0 */
+#define __MGU_PRESENT 0 /* MGU present or not */
+#define __NVIC_PRIO_BITS 2 /* Number of Bits used for Priority Levels */
+#define __Vendor_SysTickConfig 0 /* Set to 1 if different SysTick Config is used */
+
+#include "core_ck802.h" /* Processor and core peripherals */
+#include "stdint.h"
+
+typedef enum {
+ CKENUM_DMA_UART0_RX,
+ CKENUM_DMA_UART0_TX,
+ CKENUM_DMA_UART1_RX,
+ CKENUM_DMA_UART1_TX,
+ CKENUM_DMA_ADC_RX,
+ CKENUM_DMA_ADC_TX,
+ CKENUM_DMA_SPI1_RX,
+ CKENUM_DMA_SPI1_TX,
+ CKENUM_DMA_SPI0_RX,
+ CKENUM_DMA_SPI0_TX,
+ CKENUM_DMA_IIC_RX,
+ CKENUM_DMA_IIC_TX,
+ CKENUM_DMA_IIC1_RX,
+ CKENUM_DMA_IIC1_TX,
+ CKENUM_DMA_IIS_RX,
+ CKENUM_DMA_IIS_TX,
+ CKENUM_DMA_MEMORY
+} ckenum_dma_device_e;
+
+/* ================================================================================ */
+/* ================ Device Specific Peripheral Section ================ */
+/* ================================================================================ */
+#if 0
+
+/* ================================================================================ */
+/* ============== Universal Asyncronous Receiver / Transmitter (UART) ============= */
+/* ================================================================================ */
+typedef struct {
+ union {
+ __IM uint32_t RBR; /* Offset: 0x000 (R/ ) Receive buffer register */
+ __OM uint32_t THR; /* Offset: 0x000 ( /W) Transmission hold register */
+ __IOM uint32_t DLL; /* Offset: 0x000 (R/W) Clock frequency division low section register */
+ };
+ union {
+ __IOM uint32_t DLH; /* Offset: 0x004 (R/W) Clock frequency division high section register */
+ __IOM uint32_t IER; /* Offset: 0x004 (R/W) Interrupt enable register */
+ };
+ __IM uint32_t IIR; /* Offset: 0x008 (R/ ) Interrupt indicia register */
+ __IOM uint32_t LCR; /* Offset: 0x00C (R/W) Transmission control register */
+ __IOM uint32_t MCR; /* Offset: 0x010 (R/W) Modem control register */
+ __IM uint32_t LSR; /* Offset: 0x014 (R/ ) Transmission state register */
+ __IM uint32_t MSR; /* Offset: 0x018 (R/ ) Modem state register */
+ uint32_t RESERVED1[24];
+ __IM uint32_t USR; /* Offset: 0x07c (R/ ) UART state register */
+} CSKY_UART_TypeDef;
+
+
+/* ================================================================================ */
+/* ============== Inter-Integrated Circuit (IIC) ============= */
+/* ================================================================================ */
+typedef struct {
+ __IOM uint32_t IC_CON; /* Offset: 0x000 (R/W) Receive buffer register */
+ __IOM uint32_t IC_TAR; /* Offset: 0x004 (R/W) Transmission hold register */
+ __IOM uint32_t IC_SAR; /* Offset: 0x008 (R/W) Clock frequency division low section register */
+ __IOM uint32_t IC_HS_MADDR; /* Offset: 0x00c (R/W) Clock frequency division high section register */
+ __IOM uint32_t IC_DATA_CMD; /* Offset: 0x010 (R/W) Interrupt enable register */
+ __IOM uint32_t IC_SS_SCL_HCNT; /* Offset: 0x014 (R/W) Interrupt indicia register */
+ __IOM uint32_t IC_SS_SCL_LCNT; /* Offset: 0x018 (R/W) Transmission control register */
+ __IOM uint32_t IC_FS_SCL_HCNT; /* Offset: 0x01c (R/W) Modem control register */
+ __IOM uint32_t IC_FS_SCL_LCNT; /* Offset: 0x020 (R/W) Transmission state register */
+ __IOM uint32_t IC_HS_SCL_HCNT; /* Offset: 0x024 (R/W) Transmission state register */
+ __IOM uint32_t IC_HS_SCL_LCNT; /* Offset: 0x028 (R/W) Transmission state register */
+ __IOM uint32_t IC_INTR_STAT; /* Offset: 0x02c (R) Transmission state register */
+ __IOM uint32_t IC_INTR_MASK; /* Offset: 0x030 (R/W) Transmission state register */
+ __IOM uint32_t IC_RAW_INTR_STAT; /* Offset: 0x034 (R) Transmission state register */
+ __IOM uint32_t IC_RX_TL; /* Offset: 0x038 (R/W) Transmission state register */
+ __IOM uint32_t IC_TX_TL; /* Offset: 0x03c (R/W) Transmission state register */
+ __IOM uint32_t IC_CLR_INTR; /* Offset: 0x040 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_RX_UNDER; /* Offset: 0x044 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_RX_OVER; /* Offset: 0x048 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_TX_OVER; /* Offset: 0x04c (R) Transmission state register */
+ __IOM uint32_t IC_CLR_RD_REQ; /* Offset: 0x050 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_TX_ABRT; /* Offset: 0x054 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_RX_DONE; /* Offset: 0x058 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_ACTIVITY; /* Offset: 0x05c (R) Transmission state register */
+ __IOM uint32_t IC_CLR_STOP_DET; /* Offset: 0x060 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_START_DET; /* Offset: 0x064 (R) Transmission state register */
+ __IOM uint32_t IC_CLR_GEN_CALL; /* Offset: 0x068 (R) Transmission state register */
+ __IOM uint32_t IC_ENABLE; /* Offset: 0x06c (R/W) Transmission state register */
+ __IOM uint32_t IC_STATUS; /* Offset: 0x070 (R) Transmission state register */
+ __IOM uint32_t IC_TXFLR; /* Offset: 0x074 (R) Transmission state register */
+ __IOM uint32_t IC_RXFLR; /* Offset: 0x078 (R) Transmission state register */
+ uint32_t RESERVED; /* Offset: 0x014 (R/ ) Transmission state register */
+ __IOM uint32_t IC_TX_ABRT_SOURCE; /* Offset: 0x080 (R/W) Transmission state register */
+ __IOM uint32_t IC_SAR1; /* Offset: 0x084 (R/W) Transmission state register */
+ __IOM uint32_t IC_DMA_CR; /* Offset: 0x088 (R/W) Transmission state register */
+ __IOM uint32_t IC_DMA_TDLR; /* Offset: 0x08c (R/W) Transmission state register */
+ __IOM uint32_t IC_DMA_RDLR; /* Offset: 0x090 (R/W) Transmission state register */
+ __IOM uint32_t IC_SAR2; /* Offset: 0x094 (R/W) Transmission state register */
+ __IOM uint32_t IC_SAR3; /* Offset: 0x098 (R/W) Transmission state register */
+ __IOM uint32_t IC_MULTI_SLAVE; /* Offset: 0x09c (R/W) Transmission state register */
+ __IOM uint32_t IC_GEN_CALL_EN; /* Offset: 0x0a0 (R/W) Transmission state register */
+
+} CSKY_IIC_TypeDef;
+
+
+/* ================================================================================ */
+/* ============== TIMER ============= */
+/* ================================================================================ */
+typedef struct {
+ __IOM uint32_t TxLoadCount; /* Offset: 0x000 (R/W) Receive buffer register */
+ __IOM uint32_t TxCurrentValue; /* Offset: 0x004 (R) Transmission hold register */
+ __IOM uint32_t TxControl; /* Offset: 0x008 (R/W) Clock frequency division low section register */
+ __IOM uint32_t TxEOI; /* Offset: 0x00c (R) Clock frequency division high section register */
+ __IOM uint32_t TxIntStatus; /* Offset: 0x010 (R) Interrupt enable register */
+
+} CSKY_TIMER_TypeDef;
+
+/* ================================================================================ */
+/* ============== TIMER Control ============= */
+/* ================================================================================ */
+typedef struct {
+ __IOM uint32_t TimersIntStatus; /* Offset: 0x000 (R) Interrupt indicia register */
+ __IOM uint32_t TimerEOI; /* Offset: 0x004 (R) Transmission control register */
+ __IOM uint32_t TimerRawIntStatus; /* Offset: 0x008 (R) Modem control register */
+
+} CSKY_TIMER_Control_TypeDef;
+
+
+/* ================================================================================ */
+/* ============== GPIO ============= */
+/* ================================================================================ */
+typedef struct {
+ __IOM uint32_t SWPORT_DR; /* Offset: 0x000 (R/W) Interrupt indicia register */
+ __IOM uint32_t SWPORT_DDR; /* Offset: 0x004 (R/W) Interrupt indicia register */
+ __IOM uint32_t PORT_CTL; /* Offset: 0x008 (R/W) Interrupt indicia register */
+} CKStruct_GPIO, *PCKStruct_GPIO;
+
+typedef struct {
+ __IOM uint32_t SHA_CON; /* Offset: 0x000 (R/W) Control register */
+ __IOM uint32_t SHA_INTSTATE; /* Offset: 0x004 (R/W) Instatus register */
+ __IOM uint32_t SHA_H0L; /* Offset: 0x008 (R/W) H0L register */
+ __IOM uint32_t SHA_H1L; /* Offset: 0x00c (R/W) H1L register */
+ __IOM uint32_t SHA_H2L; /* Offset: 0x010 (R/W) H2L register */
+ __IOM uint32_t SHA_H3L; /* Offset: 0x014 (R/W) H3L register */
+ __IOM uint32_t SHA_H4L; /* Offset: 0x018 (R/W) H4L register */
+ __IOM uint32_t SHA_H5L; /* Offset: 0x01c (R/W) H5L register */
+ __IOM uint32_t SHA_H6L; /* Offset: 0x020 (R/W) H6L register */
+ __IOM uint32_t SHA_H7L; /* Offset: 0x024 (R/W) H7L register */
+ __IOM uint32_t SHA_H0H; /* Offset: 0x028 (R/W) H0H register */
+ __IOM uint32_t SHA_H1H; /* Offset: 0x02c (R/W) H1H register */
+ __IOM uint32_t SHA_H2H; /* Offset: 0x030 (R/W) H2H register */
+ __IOM uint32_t SHA_H3H; /* Offset: 0x034 (R/W) H3H register */
+ __IOM uint32_t SHA_H4H; /* Offset: 0x038 (R/W) H4H register */
+ __IOM uint32_t SHA_H5H; /* Offset: 0x03c (R/W) H5H register */
+ __IOM uint32_t SHA_H6H; /* Offset: 0x040 (R/W) H6H register */
+ __IOM uint32_t SHA_H7H; /* Offset: 0x044 (R/W) H7H register */
+ __IOM uint32_t SHA_DATA1; /* Offset: 0x048 (R/W) DATA1 register */
+ uint32_t REV[15];
+ __IOM uint32_t SHA_DATA2; /* Offset: 0x088 (R/W) DATA2 register */
+} CSKY_SHA_TypeDef;
+
+
+#endif
+
+#define CONFIG_CRC_NUM 1
+#define CONFIG_IIC_NUM 2
+#define CONFIG_TRNG_NUM 1
+#define CONFIG_EFLASH_NUM 1
+#define CONFIG_AES_NUM 1
+#define CONFIG_RSA_NUM 1
+#define CONFIG_SHA_NUM 1
+#define CONFIG_SPI_NUM 2
+#define CONFIG_PWM_NUM 1
+#define CONFIG_TIMER_NUM 4
+#define CONFIG_RTC_NUM 1
+#define CONFIG_WDT_NUM 1
+#define CONFIG_DMAC_NUM 1
+#define CONFIG_ETH_NUM 2
+
+#define CSKY_I2C0_BASE (0x50014000UL)
+#define CSKY_I2C1_BASE (0x60014000UL)
+
+#define CONFIG_USART_NUM 4
+#define CSKY_UART0_BASE (0x50010000UL)
+#define CSKY_UART1_BASE (0x50010400UL)
+#define CSKY_UART2_BASE (0x60010000UL)
+#define CSKY_UART3_BASE (0x60010400UL)
+
+/* ================================================================================ */
+/* ================ Peripheral memory map ================ */
+/* ================================================================================ */
+/* -------------------------- CPU FPGA memory map ------------------------------- */
+#define CSKY_EFLASH_BASE (0x10000000UL)
+#define CSKY_SRAM_BASE (0x20000000UL)
+
+#define CSKY_PMU_BASE (0x40000000UL)
+#define CSKY_DMA_BASE (0x40001000UL)
+#define CSKY_EFLASH_CONTROL_BASE (0x40005000UL)
+#define CSKY_OTP_BASE (0x40006000UL)
+#define CSKY_SRAM_CONTROL_BASE (0x40009000UL)
+#define CSKY_AES_BASE (0x4000d000UL)
+#define CSKY_SHA_BASE (0x4000e000UL)
+#define CSKY_RSA_BASE (0x4000f000UL)
+#define CSKY_CRC_BASE (0x40010000UL)
+#define CSKY_TRNG_BASE (0x40015000UL)
+#define CSKY_TIMERA0_BASE (0x50000000UL)
+#define CSKY_TIMERA1_BASE (0x50000014UL)
+#define CSKY_TIMERA_CONTROL_BASE (0x500000a0UL)
+#define CSKY_RTC_BASE (0x50004000UL)
+#define CSKY_WDT_BASE (0x50008000UL)
+#define CSKY_SPI0_BASE (0x5000c000UL)
+
+#define SHA_CONTEXT_SIZE 224
+
+#define CONFIG_GPIO_NUM 2
+#define CONFIG_GPIO_PIN_NUM 43
+#define CSKY_GPIOA_BASE (0x50018000UL)
+#define CSKY_GPIOA_CONTROL_BASE (0x50018030UL)
+#define CSKY_PWM_BASE (0x5001c000UL)
+#define CSKY_ADC_BASE (0x50020000UL)
+#define CSKY_I2S0_BASE (0x50030000UL)
+#define CSKY_TIMERB0_BASE (0x60000000UL)
+#define CSKY_TIMERB1_BASE (0x60000014UL)
+#define CSKY_SPI1_BASE (0x6000c000UL)
+
+#define CSKY_GPIOB_BASE (0x60018000UL)
+#define CSKY_GPIOB_CONTROL_BASE (0x60018030UL)
+#define CSKY_TIMERB_CONTROL_BASE (0x600000a0UL)
+#define CSKY_SIPC_BASE (0x6001c000UL)
+#define CSKY_I2S1_BASE (0x60020000UL)
+#define CSKY_ETB_BASE (0x60024000UL)
+#define CSKY_USI_BASE (0x60028000UL)
+
+
+
+/* ================================================================================ */
+/* ================ Peripheral declaration ================ */
+/* ================================================================================ */
+#define CSKY_UART1 (( CSKY_UART_TypeDef *) CSKY_UART1_BASE)
+#define CSKY_SHA (( CSKY_SHA_TypeDef *) CSKY_SHA_BASE)
+
+#include <config.h>
+#ifdef CONFIG_HAVE_VIC
+#define ATTRIBUTE_ISR __attribute__((isr))
+#else
+#define ATTRIBUTE_ISR
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* SOC_H */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/isr.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/isr.c
new file mode 100644
index 000000000..94804eeb8
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/isr.c
@@ -0,0 +1,216 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file isr.c
+ * @brief source file for the interrupt server route
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <drv_common.h>
+#include "config.h"
+#include "soc.h"
+#ifndef CONFIG_KERNEL_NONE
+#include <csi_kernel.h>
+#endif
+
+extern void dw_usart_irqhandler(int32_t idx);
+extern void dw_timer_irqhandler(int32_t idx);
+extern void dw_gpio_irqhandler(int32_t idx);
+extern void dw_iic_irqhandler(int32_t idx);
+extern void ck_rtc_irqhandler(int32_t idx);
+extern void dw_spi_irqhandler(int32_t idx);
+extern void dw_wdt_irqhandler(int32_t idx);
+extern void ck_dma_irqhandler(int32_t idx);
+extern void ck_aes_irqhandler(int32_t idx);
+extern void ck_sha_irqhandler(int32_t idx);
+
+#define readl(addr) \
+ ({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; })
+
+#ifndef CONFIG_KERNEL_NONE
+#define CSI_INTRPT_ENTER() csi_kernel_intrpt_enter()
+#define CSI_INTRPT_EXIT() csi_kernel_intrpt_exit()
+#else
+#define CSI_INTRPT_ENTER()
+#define CSI_INTRPT_EXIT()
+#endif
+
+ATTRIBUTE_ISR void CORET_IRQHandler(void)
+{
+ readl(0xE000E010);
+}
+
+#if defined(CONFIG_USART)
+ATTRIBUTE_ISR void USART0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USART1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USART2_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(2);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void USART3_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_usart_irqhandler(3);
+ CSI_INTRPT_EXIT();
+}
+
+#endif
+
+#if defined(CONFIG_TIMER)
+ATTRIBUTE_ISR void TIMA0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void TIMA1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+ATTRIBUTE_ISR void TIMB0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(2);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void TIMB1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_timer_irqhandler(3);
+ CSI_INTRPT_EXIT();
+}
+
+#endif
+
+#if defined(CONFIG_GPIO)
+
+ATTRIBUTE_ISR void GPIOA_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_gpio_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void GPIOB_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_gpio_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+#endif
+
+#if defined(CONFIG_IIC)
+ATTRIBUTE_ISR void I2C0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_iic_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void I2C1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_iic_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+#endif
+
+#if defined(CONFIG_RTC)
+
+ATTRIBUTE_ISR void RTC_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_rtc_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+#endif
+
+#if defined(CONFIG_AES)
+
+ATTRIBUTE_ISR void AES_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_aes_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+#endif
+
+#if defined(CONFIG_SHA)
+
+ATTRIBUTE_ISR void SHA_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_sha_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+#endif
+
+#if defined(CONFIG_SPI) && defined(CONFIG_GPIO)
+ATTRIBUTE_ISR void SPI0_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_spi_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+
+ATTRIBUTE_ISR void SPI1_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_spi_irqhandler(1);
+ CSI_INTRPT_EXIT();
+}
+#endif
+
+#if defined(CONFIG_WDT)
+ATTRIBUTE_ISR void WDT_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ dw_wdt_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+#endif
+
+#if defined(CONFIG_DMAC)
+ATTRIBUTE_ISR void DMAC_IRQHandler(void)
+{
+ CSI_INTRPT_ENTER();
+ ck_dma_irqhandler(0);
+ CSI_INTRPT_EXIT();
+}
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/pinmux.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/pinmux.c
new file mode 100644
index 000000000..27cee1132
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/csky/phobos/pinmux.c
@@ -0,0 +1,150 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file pinmux.c
+ * @brief source file for the pinmux
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#include <stdint.h>
+#include "pinmux.h"
+#include "pin_name.h"
+
+#define readl(addr) \
+ ({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; })
+
+#define writel(b,addr) (void)((*(volatile unsigned int *) (addr)) = (b))
+
+/*******************************************************************************
+ * function: phobos_ioreuse_inital
+ *
+ * description:
+ * initial phobos_pinmux
+ *******************************************************************************/
+
+void phobos_ioreuse_initial(void)
+{
+ unsigned int value;
+
+ /* gpio data source select */
+ value = readl(PHOBOS_GIPO0_PORTCTL_REG);
+ value |= GPIO0_REUSE_EN;
+ writel(value, PHOBOS_GIPO0_PORTCTL_REG);
+
+ value = readl(PHOBOS_GIPO1_PORTCTL_REG);
+ value |= GPIO1_REUSE_EN;
+ writel(value, PHOBOS_GIPO1_PORTCTL_REG);
+
+ /* reuse function select */
+ value = readl(PHOBOS_IOMUX0L_REG);
+ value |= IOMUX0L_FUNCTION_SEL;
+ writel(value, PHOBOS_IOMUX0L_REG);
+
+ value = readl(PHOBOS_IOMUX0H_REG);
+ value |= IOMUX1L_FUNCTION_SEL;
+ writel(value, PHOBOS_IOMUX0H_REG);
+
+ value = readl(PHOBOS_IOMUX1L_REG);
+ value |= IOMUX1L_FUNCTION_SEL;
+ writel(value, PHOBOS_IOMUX1L_REG);
+}
+
+void phobos_pwm_ioreuse(void)
+{
+ unsigned int value;
+
+ /* gpio data source select */
+ value = readl(PHOBOS_GIPO0_PORTCTL_REG);
+ value |= PWM_GPIO0_REUSE_EN;
+ writel(value, PHOBOS_GIPO0_PORTCTL_REG);
+
+ /* reuse function select */
+ value = readl(PHOBOS_IOMUX0L_REG);
+ value |= PWM_IOMUX0L_FUNCTION_SEL;
+ writel(value, PHOBOS_IOMUX0L_REG);
+}
+
+
+int32_t pin_mux(pin_name_t pin, uint16_t function)
+{
+ unsigned int val = 0;
+ unsigned int reg_val = 0;
+
+ uint8_t offset;
+
+ if (function > 3) {
+ if (pin < PB0_ADC0_SDA0_PWM5_XX) {
+ offset = pin;
+ /* gpio data source select */
+ val = readl(PHOBOS_GIPO0_PORTCTL_REG);
+ val &= ~(1 << offset);
+ writel(val, PHOBOS_GIPO0_PORTCTL_REG);
+ return 0;
+ } else if (pin >= PB0_ADC0_SDA0_PWM5_XX) {
+ offset = pin - 32;
+ /* gpio data source select */
+ val = readl(PHOBOS_GIPO1_PORTCTL_REG);
+ val &= ~(1 << offset);
+ writel(val, PHOBOS_GIPO1_PORTCTL_REG);
+ return 0;
+ } else {
+ return -1;
+ }
+ }
+
+ if (pin >= PB0_ADC0_SDA0_PWM5_XX) {
+ offset = pin - 32;
+
+ /* gpio data source select */
+ val = readl(PHOBOS_GIPO1_PORTCTL_REG);
+ val |= (1 << offset);
+ writel(val, PHOBOS_GIPO1_PORTCTL_REG);
+
+ reg_val = (0x3 << (offset * 2));
+ /* reuse function select */
+ val = readl(PHOBOS_IOMUX1L_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, PHOBOS_IOMUX1L_REG);
+ return 0;
+ }
+
+ offset = pin;
+ /* gpio data source select */
+ val = readl(PHOBOS_GIPO0_PORTCTL_REG);
+ val |= (1 << offset);
+ writel(val, PHOBOS_GIPO0_PORTCTL_REG);
+
+ if (pin >= PA16_SPI1CLK_PWMTRIG1_XX_XX) {
+ offset = pin - 16;
+ reg_val = (0x3 << (offset * 2));
+ /* reuse function select */
+ val = readl(PHOBOS_IOMUX0H_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, PHOBOS_IOMUX0H_REG);
+ return 0;
+ }
+
+ reg_val = (0x3 << (offset * 2));
+ /* reuse function select */
+ val = readl(PHOBOS_IOMUX0L_REG);
+ val &= ~(reg_val);
+ val |= (function << (2 * offset));
+ writel(val, PHOBOS_IOMUX0L_REG);
+ return 0;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/config.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/config.h
new file mode 100644
index 000000000..b7927eeaf
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/config.h
@@ -0,0 +1,29 @@
+/**
+ * Copyright (C) 2016 CSI Project. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __CONFIG_H__
+#define __CONFIG_H__
+
+#define CONFIG_USART 1
+
+#define CONFIG_SYSTEM_SECURE
+#define CONFIG_HAVE_VIC
+#define CONFIG_SHA_SUPPORT_MUL_THREAD 1
+#define CONFIG_KERNEL_NONE 1
+#define CONFIG_DISABLE_IRQ 1
+
+#endif /* __CSI_WIFI_H__ */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_aes.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_aes.h
new file mode 100644
index 000000000..c6fbc0cce
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_aes.h
@@ -0,0 +1,189 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file drv_aes.h
+ * @brief Header File for AES Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CSI_AES_H_
+#define _CSI_AES_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+#include <drv_errno.h>
+
+
+/// definition for aes handle.
+typedef void *aes_handle_t;
+
+/****** AES specific error codes *****/
+typedef enum {
+ AES_ERROR_MODE = (EDRV_SPECIFIC + 1) , ///< Specified Mode not supported
+ AES_ERROR_DATA_BITS , ///< Specified number of Data bits not supported
+ AES_ERROR_ENDIAN ///< Specified endian not supported
+} drv_aes_error_e;
+
+/*----- AES Control Codes: Mode -----*/
+typedef enum {
+ AES_MODE_ECB = 0, ///< ECB Mode
+ AES_MODE_CBC , ///< CBC Mode
+ AES_MODE_CFB , ///< CFB Mode
+ AES_MODE_OFB , ///< OFB Mode
+ AES_MODE_CTR ///< CTR Mode
+} aes_mode_e;
+
+/*----- AES Control Codes: Crypto Mode -----*/
+typedef enum {
+ AES_CRYPTO_MODE_ENCRYPT = 0, ///< encrypt Mode
+ AES_CRYPTO_MODE_DECRYPT , ///< decrypt Mode
+} aes_crypto_mode_e;
+
+/*----- AES Control Codes: Padding Mode -----*/
+typedef enum {
+ AES_PADDING_MODE_NO = 0, ///< NO-PADDING
+ AES_PADDING_MODE_ZERO , ///< ZERO-PADDING
+ AES_PADDING_MODE_PKCS5 ///< PKCS5-PADDING
+} aes_padding_mode_e;
+
+/*----- AES Control Codes: Mode Parameters: Key length -----*/
+typedef enum {
+ AES_KEY_LEN_BITS_128 = 0, ///< 128 Data bits
+ AES_KEY_LEN_BITS_192 , ///< 192 Data bits
+ AES_KEY_LEN_BITS_256 ///< 256 Data bits
+} aes_key_len_bits_e;
+
+/*----- AES Control Codes: Mode Parameters: Endian -----*/
+typedef enum {
+ AES_ENDIAN_LITTLE = 0, ///< Little Endian
+ AES_ENDIAN_BIG ///< Big Endian
+} aes_endian_mode_e;
+
+/**
+\brief AES Status
+*/
+typedef struct {
+ uint32_t busy : 1; ///< busy flag
+} aes_status_t;
+
+/****** AES Event *****/
+typedef enum {
+ AES_EVENT_CRYPTO_COMPLETE = 0 ///< Encrypt completed
+} aes_event_e;
+typedef void (*aes_event_cb_t)(aes_event_e event); ///< Pointer to \ref aes_event_cb_t : AES Event call back.
+
+
+/**
+\brief AES Device Driver Capabilities.
+*/
+typedef struct {
+ uint32_t ecb_mode : 1; ///< supports ECB mode
+ uint32_t cbc_mode : 1; ///< supports CBC mode
+ uint32_t cfb_mode : 1; ///< supports CFB mode
+ uint32_t ofb_mode : 1; ///< supports OFB mode
+ uint32_t ctr_mode : 1; ///< supports CTR mode
+ uint32_t bits_128 : 1; ///< supports 128bits key length
+ uint32_t bits_192 : 1; ///< supports 192bits key length
+ uint32_t bits_256 : 1; ///< supports 256bits key length
+} aes_capabilities_t;
+
+
+// Function documentation
+
+/**
+ \brief get aes instance count.
+ \return aes handle count
+*/
+int32_t csi_aes_get_instance_count(void);
+
+/**
+ \brief Initialize AES Interface. 1. Initializes the resources needed for the AES interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_aes_get_instance_count().
+ \param[in] cb_event Pointer to \ref aes_event_cb_t
+ \return return aes handle if success
+*/
+aes_handle_t csi_aes_initialize(int32_t idx, aes_event_cb_t cb_event);
+
+/**
+ \brief De-initialize AES Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle aes handle to operate.
+ \return error code
+*/
+int32_t csi_aes_uninitialize(aes_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle aes handle to operate.
+ \return \ref aes_capabilities_t
+*/
+aes_capabilities_t csi_aes_get_capabilities(aes_handle_t handle);
+
+/**
+ \brief config aes mode.
+ \param[in] handle aes handle to operate.
+ \param[in] mode \ref aes_mode_e
+ \param[in] keylen_bits \ref aes_key_len_bits_e
+ \param[in] endian \ref aes_endian_mode_e
+ \param[in] arg Pointer to the iv address when mode is cbc_mode
+ \return error code
+*/
+int32_t csi_aes_config(aes_handle_t handle,
+ aes_mode_e mode,
+ aes_key_len_bits_e keylen_bits,
+ aes_endian_mode_e endian,
+ uint32_t arg
+ );
+
+/**
+ \brief set crypto key.
+ \param[in] handle aes handle to operate.
+ \param[in] context aes information context(NULL when hardware implementation)
+ \param[in] key Pointer to the key buf
+ \param[in] key_len Pointer to \ref aes_key_len_bits_e
+ \param[in] enc \ref aes_crypto_mode_e
+ \return error code
+*/
+int32_t csi_aes_set_key(aes_handle_t handle, void *context, void *key, aes_key_len_bits_e key_len, aes_crypto_mode_e enc);
+
+/**
+ \brief encrypt or decrypt
+ \param[in] handle aes handle to operate.
+ \param[in] context aes information context(NULL when hardware implementation)
+ \param[in] in Pointer to the Source data
+ \param[out] out Pointer to the Result data.
+ \param[in] len the Source data len.
+ \param[in] padding \ref aes_padding_mode_e.
+ \return error code
+*/
+int32_t csi_aes_crypto(aes_handle_t handle, void *context, void *in, void *out, uint32_t len, aes_padding_mode_e padding);
+
+/**
+ \brief Get AES status.
+ \param[in] handle aes handle to operate.
+ \return AES status \ref aes_status_t
+*/
+aes_status_t csi_aes_get_status(aes_handle_t handle);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_AES_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_common.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_common.h
new file mode 100644
index 000000000..fef26479e
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_common.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file drv_common.h
+ * @brief Header File for Common Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _DRV_COMMON_H_
+#define _DRV_COMMON_H_
+
+#include <stdint.h>
+#include <drv_errno.h>
+#include "config.h"
+
+/** pin definition */
+typedef int32_t pin_t;
+
+/// \details driver handle
+typedef void *drv_handle_t;
+
+/**
+\brief General power states
+*/
+typedef enum {
+ DRV_POWER_OFF, ///< Power off: no operation possible
+ DRV_POWER_LOW, ///< Low Power mode: retain state, detect and signal wake-up events
+ DRV_POWER_FULL ///< Power on: full operation at maximum performance
+} csi_power_stat_e;
+
+#endif /* _DRV_COMMON_H */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_crc.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_crc.h
new file mode 100644
index 000000000..bde0e9ed1
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_crc.h
@@ -0,0 +1,150 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file drv_crc.h
+ * @brief Header File for CRC Driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CSI_CRC_H_
+#define _CSI_CRC_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_errno.h>
+#include <drv_common.h>
+
+
+/****** CRC specific error codes *****/
+#define CRC_ERROR_MODE (EDRV_SPECIFIC + 1) ///< Specified Mode not supported
+
+/// definition for crc handle.
+typedef void *crc_handle_t;
+
+/*----- CRC Control Codes: Mode -----*/
+typedef enum {
+ CRC_MODE_CRC8 = 0, ///< Mode CRC8
+ CRC_MODE_CRC16 , ///< Mode CRC16
+ CRC_MODE_CRC32 ///< Mode CRC32
+} crc_mode_e;
+
+/*----- CRC Control Codes: Mode Parameters: Key length -----*/
+typedef enum {
+ CRC_STANDARD_CRC_ROHC = 0, ///< Standard CRC RHOC
+ CRC_STANDARD_CRC_MAXIM , ///< Standard CRC MAXIAM
+ CRC_STANDARD_CRC_X25 , ///< Standard CRC X25
+ CRC_STANDARD_CRC_CCITT , ///< Standard CRC CCITT
+ CRC_STANDARD_CRC_USB , ///< Standard CRC USB
+ CRC_STANDARD_CRC_IBM , ///< Standard CRC IBM
+ CRC_STANDARD_CRC_MODBUS ///< Standard CRC MODBUS
+} crc_standard_crc_e;
+
+/**
+\brief CRC Status
+*/
+typedef struct {
+ uint32_t busy : 1; ///< busy flag
+} crc_status_t;
+
+/****** CRC Event *****/
+typedef enum {
+ CRC_EVENT_CALCULATE_COMPLETE = 0, ///< Calculate completed
+} crc_event_e;
+
+typedef void (*crc_event_cb_t)(crc_event_e event); ///< Pointer to \ref crc_event_cb_t : CRC Event call back.
+
+/**
+\brief CRC Device Driver Capabilities.
+*/
+typedef struct {
+ uint32_t ROHC : 1; ///< supports ROHC mode
+ uint32_t MAXIM : 1; ///< supports MAXIM mode
+ uint32_t X25 : 1; ///< supports X25 mode
+ uint32_t CCITT : 1; ///< supports CCITT mode
+ uint32_t USB : 1; ///< supports USB mode
+ uint32_t IBM : 1; ///< supports IBM mode
+ uint32_t MODBUS : 1; ///< supports MODBUS mode
+} crc_capabilities_t;
+
+// Function documentation
+
+/**
+ \brief get crc handle count.
+ \return crc handle count
+*/
+int32_t csi_crc_get_instance_count(void);
+
+/**
+ \brief Initialize CRC Interface. 1. Initializes the resources needed for the CRC interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_crc_get_handle_count()
+ \param[in] cb_event Pointer to \ref crc_event_cb_t
+ \return return crc handle if success
+*/
+crc_handle_t csi_crc_initialize(int32_t idx, crc_event_cb_t cb_event);
+
+/**
+ \brief De-initialize CRC Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle crc handle to operate.
+ \return error code
+*/
+int32_t csi_crc_uninitialize(crc_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle crc handle to operate.
+ \return \ref crc_capabilities_t
+*/
+crc_capabilities_t csi_crc_get_capabilities(crc_handle_t handle);
+
+/**
+ \brief config crc mode.
+ \param[in] handle crc handle to operate.
+ \param[in] mode \ref crc_mode_e
+ \param[in] standard \ref crc_standard_crc_e
+ \return error code
+*/
+int32_t csi_crc_config(crc_handle_t handle,
+ crc_mode_e mode,
+ crc_standard_crc_e standard
+ );
+
+/**
+ \brief calculate crc.
+ \param[in] handle crc handle to operate.
+ \param[in] in Pointer to the input data
+ \param[out] out Pointer to the result.
+ \param[in] len intpu data len.
+ \return error code
+*/
+int32_t csi_crc_calculate(crc_handle_t handle, const void *in, void *out, uint32_t len);
+
+/**
+ \brief Get CRC status.
+ \param[in] handle crc handle to operate.
+ \return CRC status \ref crc_status_t
+*/
+crc_status_t csi_crc_get_status(crc_handle_t handle);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_CRC_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_dmac.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_dmac.h
new file mode 100644
index 000000000..633e06169
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_dmac.h
@@ -0,0 +1,171 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_dmac.h
+ * @brief header file for dmac driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CSI_DMA_H_
+#define _CSI_DMA_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+
+/// definition for dmac handle.
+typedef void *dmac_handle_t;
+
+/**
+\brief DMA Driver Capabilities.
+*/
+typedef struct {
+ uint32_t unalign_addr : 1; ///< support for unalign address transfer when memory is source
+} dma_capabilities_t;
+
+typedef enum {
+ DMA_STATE_FREE = 0, ///< DMA not yet initialized or disabled
+ DMA_STATE_READY, ///< DMA process success and ready for use, but not start yet
+ DMA_STATE_BUSY, ///< DMA process is ongoing
+ DMA_STATE_ERROR, ///< DMA transfer error
+ DMA_STATE_DONE, ///< DMA transfer done
+} dma_status_e;
+
+/****** DMA specific error codes *****/
+typedef enum {
+ EDRV_DMA_MODE = (EDRV_SPECIFIC + 1), ///< Specified Mode not supported
+} dma_error_e;
+
+/****** DMA Event *****/
+typedef enum {
+ DMA_EVENT_TRANSFER_DONE = 0, ///< transfer complete
+ DMA_EVENT_TRANSFER_ERROR = 1, ///< transfer error
+} dma_event_e;
+
+typedef enum {
+ DMA_ADDR_INC = 0,
+ DMA_ADDR_DEC,
+ DMA_ADDR_CONSTANT
+} dma_addr_inc_e;
+
+typedef enum {
+ DMA_MEM2MEM = 0,
+ DMA_MEM2PERH,
+ DMA_PERH2MEM,
+ DMA_PERH2PERH,
+} dma_trans_type_e;
+
+typedef struct {
+ dma_addr_inc_e src_inc; ///< source address increment
+ dma_addr_inc_e dst_inc; ///< destination address increment
+ uint8_t src_tw; ///< source transfer width in byte
+ uint8_t dst_tw; ///< destination transfer width in byte
+ uint8_t hs_if; ///< a hardware handshaking interface
+ dma_trans_type_e type; ///< transfer type
+} dma_config_t;
+
+typedef void (*dma_event_cb_t)(dma_event_e event, int32_t ch); ///< Pointer to \ref dma_event_cb_t : CRC Event call back.
+
+/**
+ \brief get dma instance count.
+ \return dma instance count
+*/
+int32_t csi_dma_get_instance_count(void);
+
+/**
+ \brief Initialize DMA Interface. 1. Initializes the resources needed for the DMA interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_dma_get_instance_count()
+ \return pointer to dma instances
+*/
+dmac_handle_t csi_dma_initialize(int32_t idx);
+
+/**
+ \brief De-initialize DMA Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle damc handle to operate.
+ \return error code
+*/
+int32_t csi_dma_uninitialize(dmac_handle_t handle);
+/**
+ \brief Get driver capabilities.
+ \param[in] handle damc handle to operate.
+ \return \ref dma_capabilities_t
+*/
+dma_capabilities_t csi_dma_get_capabilities(dmac_handle_t handle);
+
+/**
+ \brief get one free dma channel
+ \param[in] handle damc handle to operate.
+ \param[in] ch channel num. if -1 then allocate a free channal in this dma
+ \return -1 - no channel can be used, other - channel index
+ */
+int32_t csi_dma_alloc_channel(dmac_handle_t handle, int32_t ch);
+
+/**
+ \brief release dma channel and related resources
+ \param[in] handle damc handle to operate.
+ \param[in] ch channel num.
+ \return error code
+ */
+int32_t csi_dma_release_channel(dmac_handle_t handle, int32_t ch);
+
+/**
+ \brief
+ \param[in] handle damc handle to operate.
+ \param[in] ch channel num. if -1 then allocate a free channal in this dma
+ \param[in] psrcaddr dma transfer source address
+ \param[in] pstdaddr dma transfer source address
+ \param[in] length dma transfer length
+ \param[in] config dma transfer configure
+ \param[in] cb_event Pointer to \ref dma_event_cb_t
+ \return error code
+ */
+int32_t csi_dma_config(dmac_handle_t handle, int32_t ch,
+ void *psrcaddr, void *pstdaddr,
+ uint32_t length, dma_config_t *config, dma_event_cb_t cb_event);
+
+/**
+ \brief start generate dma signal.
+ \param[in] handle damc handle to operate.
+ \param[in] ch channel num.
+ \return error code
+*/
+int32_t csi_dma_start(dmac_handle_t handle, int32_t ch);
+
+/**
+ \brief Stop generate dma signal.
+ \param[in] handle damc handle to operate.
+ \param[in] ch channel num.
+ \return error code
+*/
+int32_t csi_dma_stop(dmac_handle_t handle, int32_t ch);
+
+/**
+ \brief Get DMA status.
+ \param[in] handle damc handle to operate.
+ \param[in] ch channel num.
+ \return DMA status \ref dma_status_e
+*/
+dma_status_e csi_dma_get_status(dmac_handle_t handle, int32_t ch);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_DMA_H_ */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eflash.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eflash.h
new file mode 100644
index 000000000..031a04e1c
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eflash.h
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_eflash.h
+ * @brief header file for eflash driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CSI_EFLASH_H_
+#define _CSI_EFLASH_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+
+
+/// definition for eflash handle.
+typedef void *eflash_handle_t;
+
+/**
+\brief Flash information
+*/
+typedef struct {
+ uint32_t start; ///< Chip Start address
+ uint32_t end; ///< Chip End address (start+size-1)
+ uint32_t sector_count; ///< Number of sectors
+ uint32_t sector_size; ///< Uniform sector size in bytes (0=sector_info used)
+ uint32_t page_size; ///< Optimal programming page size in bytes
+ uint32_t program_unit; ///< Smallest programmable unit in bytes
+ uint8_t erased_value; ///< Contents of erased memory (usually 0xFF)
+} eflash_info_t;
+
+/**
+\brief Flash Status
+*/
+typedef struct {
+ uint32_t busy : 1; ///< Flash busy flag
+ uint32_t error : 1; ///< Read/Program/Erase error flag (cleared on start of next operation)
+} eflash_status_t;
+
+/****** EFLASH Event *****/
+typedef enum {
+ EFLASH_EVENT_READY = 0, ///< Flash Ready
+ EFLASH_EVENT_ERROR , ///< Read/Program/Erase Error
+} eflash_event_e;
+
+typedef void (*eflash_event_cb_t)(eflash_event_e event); ///< Pointer to \ref eflash_event_cb_t : EFLASH Event call back.
+
+/**
+\brief Flash Driver Capabilities.
+*/
+typedef struct {
+ uint32_t event_ready : 1; ///< Signal Flash Ready event
+ uint32_t data_width : 2; ///< Data width: 0=8-bit, 1=16-bit, 2=32-bit
+ uint32_t erase_chip : 1; ///< Supports EraseChip operation
+} eflash_capabilities_t;
+
+// Function documentation
+
+/**
+ \brief get eflash handle count.
+ \return eflash handle count
+*/
+int32_t csi_eflash_get_instance_count(void);
+
+/**
+ \brief Initialize EFLASH Interface. 1. Initializes the resources needed for the EFLASH interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_eflash_get_instance_count()
+ \param[in] cb_event Pointer to \ref eflash_event_cb_t
+ \return pointer to eflash handle
+*/
+eflash_handle_t csi_eflash_initialize(int32_t idx, eflash_event_cb_t cb_event);
+
+/**
+ \brief De-initialize EFLASH Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle eflash handle to operate.
+ \return error code
+*/
+int32_t csi_eflash_uninitialize(eflash_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle eflash handle to operate.
+ \return \ref eflash_capabilities_t
+*/
+eflash_capabilities_t csi_eflash_get_capabilities(eflash_handle_t handle);
+
+/**
+ \brief Read data from Flash.
+ \param[in] handle eflash handle to operate.
+ \param[in] addr Data address.
+ \param[out] data Pointer to a buffer storing the data read from Flash.
+ \param[in] cnt Number of data items to read.
+ \return number of data items read or error code
+*/
+int32_t csi_eflash_read(eflash_handle_t handle, uint32_t addr, void *data, uint32_t cnt);
+
+/**
+ \brief Program data to Flash.
+ \param[in] handle eflash handle to operate.
+ \param[in] addr Data address.
+ \param[in] data Pointer to a buffer containing the data to be programmed to Flash..
+ \param[in] cnt Number of data items to program.
+ \return number of data items programmed or error code
+*/
+int32_t csi_eflash_program(eflash_handle_t handle, uint32_t addr, const void *data, uint32_t cnt);
+
+/**
+ \brief Erase Flash Sector.
+ \param[in] handle eflash handle to operate.
+ \param[in] addr Sector address
+ \return error code
+*/
+int32_t csi_eflash_erase_sector(eflash_handle_t handle, uint32_t addr);
+
+/**
+ \brief Erase complete Flash.
+ \param[in] handle eflash handle to operate.
+ \return error code
+*/
+int32_t csi_eflash_erase_chip(eflash_handle_t handle);
+
+/**
+ \brief Get Flash information.
+ \param[in] handle eflash handle to operate.
+ \return Pointer to Flash information \ref eflash_info
+*/
+eflash_info_t *csi_eflash_get_info(eflash_handle_t handle);
+
+/**
+ \brief Get EFLASH status.
+ \param[in] handle eflash handle to operate.
+ \return EFLASH status \ref eflash_status_t
+*/
+eflash_status_t csi_eflash_get_status(eflash_handle_t handle);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_EFLASH_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_errno.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_errno.h
new file mode 100644
index 000000000..fdc206d2c
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_errno.h
@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_errno.h
+ * @brief header file for error num
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+/******************************************************************************
+ * @file
+ * @details Error code field difination
+ * Error number is devided into 4 field:
+ * 0x8******* : 8 : means < 0
+ * 0x*A****** : A : means type number: bsp(1), driver(2), hal(3), app(4)...
+ * 0x**AB**** : AB : means module number: timer(1), rtc(2), ....
+ * 0x****AB** : AB : means API number: module API's definition
+ * 0x******AB : AB : means sub error number
+ * 0 ~ 0x80 is common error such as EPERM, refer to errno.h
+ * 0x80 ~ 0xFF is specific error, can difine in module
+ *
+ * For example 0x81020113 means:
+ * 1. 0x8*******: value < 0, means error happened
+ * 2. 0x*1******: type number is 1, means bsp error
+ * 3. 0x**02****: module number is 02, means RTC error
+ * 4. 0x****01**: module API is 01, means RTC's init
+ * 5. 0x******13: specific error is 0x13=19=ENODEV, means no such device
+ *
+ * For special bsp module example, you can return:
+ * (BSP_ERRNO_TIMER_BASE | BSP_API_RTC_INIT | EPERM) for rtc init error
+ * (BSP_ERRNO_TIMER_BASE | BSP_API_RTC_SETTIME | ENXIO) for rtc settime error
+ *
+ * Here list the common sub error number (0x******AB) below(0~127 defined in errno.h as standard err code):
+ * Code Hex Deci Meaning
+ * -------------------------------------------------------
+ * EPERM 0x01 1 Operation not permitted
+ * EIO 0x05 5 I/O error
+ * ENXIO 0x06 6 No such device or address
+ * ENOMEM 0x0C 12 Out of memory
+ * EACCES 0x0D 13 Permission denied
+ * EINVAL 0x16 22 Invalid argument
+ * ...
+ * SPEC_ERR_BASE 0x80 128 module special error number base
+ * ...
+ * ERRNO_MAX 0xFF -- Max sub error number
+ ******************************************************************************/
+
+#ifndef _DRV_ERRNO_H_
+#define _DRV_ERRNO_H_
+
+
+#include <errno.h>
+
+#define ERRNO_DRV_START 0X80
+
+/* drvier General return codes */
+typedef enum {
+ EDRV = ERRNO_DRV_START, ///< Unspecified error
+ EDRV_BUSY, ///< Driver is busy
+ EDRV_TIMEOUT, ///< Timeout occurred
+ EDRV_UNSUPPORTED, ///< Operation not supported
+ EDRV_PARAMETER, ///< Parameter error
+ EDRV_SPECIFIC ///< Start of driver specific errors
+} drv_common_err_e;
+
+
+/** Get error type */
+#define GET_ERROR_TYPE(errno) \
+ (error & 0xFF000000 >> 24)
+/** Get error module */
+#define GET_ERROR_MODULE(error) \
+ (error & 0x00FF0000 >> 16)
+/** Get error API */
+#define GET_ERROR_API(error) \
+ (error & 0x0000FF00 >> 8)
+/** Get errno */
+#define GET_ERROR_NUM(error) \
+ (error & 0x000000FF)
+
+#ifndef CSI_DRV_ERRNO_BASE
+/** means bsp errors */
+#define CSI_DRV_ERRNO_BASE 0x81000000
+#endif
+
+/** driver module id definition*/
+#define CSI_DRV_ERRNO_GPIO_BASE 0x81010000
+#define CSI_DRV_ERRNO_USART_BASE 0x81020000
+#define CSI_DRV_ERRNO_SPI_BASE 0x81030000
+#define CSI_DRV_ERRNO_I2C_BASE 0x81040000
+#define CSI_DRV_ERRNO_FLASH_BASE 0x81050000
+#define CSI_DRV_ERRNO_PWM_BASE 0x81060000
+#define CSI_DRV_ERRNO_RTC_BASE 0x81070000
+#define CSI_DRV_ERRNO_TIMER_BASE 0x81080000
+#define CSI_DRV_ERRNO_WDT_BASE 0x81090000
+#define CSI_DRV_ERRNO_AES_BASE 0x810A0000
+#define CSI_DRV_ERRNO_CRC_BASE 0x810B0000
+#define CSI_DRV_ERRNO_RSA_BASE 0x810C0000
+#define CSI_DRV_ERRNO_SHA_BASE 0x810D0000
+#define CSI_DRV_ERRNO_TRNG_BASE 0x810E0000
+#define CSI_DRV_ERRNO_EFLASH_BASE 0x810F0000
+#define CSI_DRV_ERRNO_DMA_BASE 0x81100000
+#define CSI_DRV_ERRNO_NORFLASH_BASE 0x81110000
+#define CSI_DRV_ERRNO_INTC_BASE 0x81120000
+#define CSI_DRV_ERRNO_SPU_BASE 0x81110000
+#define CSI_DRV_ERRNO_TEE_BASE 0x81130000
+#define CSI_DRV_ERRNO_PMU_BASE 0x81140000
+
+#endif /* CSI_DRV_ERRNO_H */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth.h
new file mode 100644
index 000000000..6ab39f9c1
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth.h
@@ -0,0 +1,105 @@
+/**
+ * Copyright (C) 2016 CSI Project. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#ifndef _CSI_NET_H_
+#define _CSI_NET_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define CSI_ETH_VERSION_MAJOR_MINOR(major,minor) (((major) << 8) | (minor))
+
+/**
+\brief Driver Version
+*/
+typedef struct csi_driver_version {
+ uint16_t api; ///< API version
+ uint16_t drv; ///< Driver version
+} csi_drv_version_t;
+
+/* General return codes */
+#define CSI_ETH_OK 0 ///< Operation succeeded
+#define CSI_ETH_ERROR CSI_DRV_ERRNO_ETH_BASE+1 ///< Unspecified error
+#define CSI_ETH_ERROR_BUSY CSI_DRV_ERRNO_ETH_BASE+2 ///< Driver is busy
+#define CSI_ETH_ERROR_TIMEOUT CSI_DRV_ERRNO_ETH_BASE+3 ///< Timeout occurred
+#define CSI_ETH_ERROR_UNSUPPORTED CSI_DRV_ERRNO_ETH_BASE+4 ///< Operation not supported
+#define CSI_ETH_ERROR_PARAMETER CSI_DRV_ERRNO_ETH_BASE+5 ///< Parameter error
+#define CSI_ETH_ERROR_SPECIFIC CSI_DRV_ERRNO_ETH_BASE+6 ///< Start of driver specific errors
+
+/**
+\brief General power states
+*/
+typedef enum eth_power_state {
+ CSI_ETH_POWER_OFF, ///< Power off: no operation possible
+ CSI_ETH_POWER_LOW, ///< Low Power mode: retain state, detect and signal wake-up events
+ CSI_ETH_POWER_FULL ///< Power on: full operation at maximum performance
+} eth_power_state_t;
+
+/**
+\brief Ethernet Media Interface type
+*/
+#define CSI_ETH_INTERFACE_MII (0) ///< Media Independent Interface (MII)
+#define CSI_ETH_INTERFACE_RMII (1) ///< Reduced Media Independent Interface (RMII)
+#define CSI_ETH_INTERFACE_SMII (2) ///< Serial Media Independent Interface (SMII)
+
+/**
+\brief Ethernet link speed
+*/
+#define CSI_ETH_SPEED_10M (0) ///< 10 Mbps link speed
+#define CSI_ETH_SPEED_100M (1) ///< 100 Mbps link speed
+#define CSI_ETH_SPEED_1G (2) ///< 1 Gpbs link speed
+
+/**
+\brief Ethernet duplex mode
+*/
+#define CSI_ETH_DUPLEX_HALF (0) ///< Half duplex link
+#define CSI_ETH_DUPLEX_FULL (1) ///< Full duplex link
+
+/**
+\brief Ethernet link state
+*/
+typedef enum eth_link_state {
+ ETH_LINK_DOWN, ///< Link is down
+ ETH_LINK_UP ///< Link is up
+} eth_link_state_t;
+
+/**
+\brief Ethernet link information
+*/
+typedef volatile struct eth_link_info {
+ uint32_t speed : 2; ///< Link speed: 0= 10 MBit, 1= 100 MBit, 2= 1 GBit
+ uint32_t duplex : 1; ///< Duplex mode: 0= Half, 1= Full
+ uint32_t Autonegotiation : 1; ///< Set the interface to Auto Negotiation mode of transmission parameters
+ uint32_t Loopback : 1; ///< Set the interface into a Loop-back test mode
+ uint32_t Isolation : 1; ///< Set to indicate electrical isolation of PHY interface from MII/RMII interface
+ uint32_t reserved : 26;
+} eth_link_info_t;
+
+/**
+\brief Ethernet MAC Address
+*/
+typedef struct eth_mac_addr {
+ uint8_t b[6]; ///< MAC Address (6 bytes), MSB first
+} eth_mac_addr_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* CSI_NET_H_ */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth_mac.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth_mac.h
new file mode 100644
index 000000000..f3bda90fb
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth_mac.h
@@ -0,0 +1,422 @@
+/**
+ * Copyright (C) 2016 CSI Project. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _CSI_ETH_H_
+#define _CSI_ETH_H_
+
+#include "drv_eth.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef void *eth_mac_handle_t;
+
+#define MAX_FRAMELEN 1518 /* (note: maximum ethernet frame length would be 1518) */
+
+#define CSI_ETH_MAC_API_VERSION CSI_DRIVER_VERSION_MAJOR_MINOR(2,1) /* API version */
+
+#define _CSI_Driver_ETH_MAC_(n) Driver_ETH_MAC##n
+#define CSI_Driver_ETH_MAC_(n) _CSI_Driver_ETH_MAC_(n)
+
+/****** Ethernet MAC Control Codes *****/
+
+#define CSI_ETH_MAC_CONFIGURE (0x01) ///< Configure MAC; arg = configuration
+#define CSI_ETH_MAC_CONTROL_TX (0x02) ///< Transmitter; arg: 0=disabled (default), 1=enabled
+#define CSI_ETH_MAC_CONTROL_RX (0x03) ///< Receiver; arg: 0=disabled (default), 1=enabled
+#define CSI_ETH_MAC_FLUSH (0x04) ///< Flush buffer; arg = CSI_ETH_MAC_FLUSH_...
+#define CSI_ETH_MAC_SLEEP (0x05) ///< Sleep mode; arg: 1=enter and wait for Magic packet, 0=exit
+#define CSI_ETH_MAC_VLAN_FILTER (0x06) ///< VLAN Filter for received frames; arg15..0: VLAN Tag; arg16: optional CSI_ETH_MAC_VLAN_FILTER_ID_ONLY; 0=disabled (default)
+
+/*----- Ethernet MAC Configuration -----*/
+#define CSI_ETH_MAC_SPEED_Pos 0
+#define CSI_ETH_MAC_SPEED_Msk (3UL << CSI_ETH_MAC_SPEED_Pos)
+#define CSI_ETH_MAC_SPEED_10M (CSI_ETH_SPEED_10M << CSI_ETH_MAC_SPEED_Pos) ///< 10 Mbps link speed
+#define CSI_ETH_MAC_SPEED_100M (CSI_ETH_SPEED_100M << CSI_ETH_MAC_SPEED_Pos) ///< 100 Mbps link speed
+#define CSI_ETH_MAC_SPEED_1G (CSI_ETH_SPEED_1G << CSI_ETH_MAC_SPEED_Pos) ///< 1 Gpbs link speed
+#define CSI_ETH_MAC_DUPLEX_Pos 2
+#define CSI_ETH_MAC_DUPLEX_Msk (1UL << CSI_ETH_MAC_DUPLEX_Pos)
+#define CSI_ETH_MAC_DUPLEX_HALF (CSI_ETH_DUPLEX_HALF << CSI_ETH_MAC_DUPLEX_Pos) ///< Half duplex link
+#define CSI_ETH_MAC_DUPLEX_FULL (CSI_ETH_DUPLEX_FULL << CSI_ETH_MAC_DUPLEX_Pos) ///< Full duplex link
+#define CSI_ETH_MAC_LOOPBACK (1UL << 4) ///< Loop-back test mode
+#define CSI_ETH_MAC_CHECKSUM_OFFLOAD_RX (1UL << 5) ///< Receiver Checksum offload
+#define CSI_ETH_MAC_CHECKSUM_OFFLOAD_TX (1UL << 6) ///< Transmitter Checksum offload
+#define CSI_ETH_MAC_ADDRESS_BROADCAST (1UL << 7) ///< Accept frames with Broadcast address
+#define CSI_ETH_MAC_ADDRESS_MULTICAST (1UL << 8) ///< Accept frames with any Multicast address
+#define CSI_ETH_MAC_ADDRESS_ALL (1UL << 9) ///< Accept frames with any address (Promiscuous Mode)
+
+/*----- Ethernet MAC Flush Flags -----*/
+#define CSI_ETH_MAC_FLUSH_RX (1UL << 0) ///< Flush Receive buffer
+#define CSI_ETH_MAC_FLUSH_TX (1UL << 1) ///< Flush Transmit buffer
+
+/*----- Ethernet MAC VLAN Filter Flag -----*/
+#define CSI_ETH_MAC_VLAN_FILTER_ID_ONLY (1UL << 16) ///< Compare only the VLAN Identifier (12-bit)
+
+
+/****** Ethernet MAC Frame Transmit Flags *****/
+#define CSI_ETH_MAC_TX_FRAME_FRAGMENT (1UL << 0) ///< Indicate frame fragment
+#define CSI_ETH_MAC_TX_FRAME_EVENT (1UL << 1) ///< Generate event when frame is transmitted
+#define CSI_ETH_MAC_TX_FRAME_TIMESTAMP (1UL << 2) ///< Capture frame time stamp
+
+
+/****** Ethernet MAC Timer Control Codes *****/
+#define CSI_ETH_MAC_TIMER_GET_TIME (0x01) ///< Get current time
+#define CSI_ETH_MAC_TIMER_SET_TIME (0x02) ///< Set new time
+#define CSI_ETH_MAC_TIMER_INC_TIME (0x03) ///< Increment current time
+#define CSI_ETH_MAC_TIMER_DEC_TIME (0x04) ///< Decrement current time
+#define CSI_ETH_MAC_TIMER_SET_ALCSI (0x05) ///< Set alarm time
+#define CSI_ETH_MAC_TIMER_ADJUST_CLOCK (0x06) ///< Adjust clock frequency; time->ns: correction factor * 2^31
+
+
+/**
+\brief Ethernet MAC Time
+*/
+typedef struct eth_mac_time {
+ uint32_t ns; ///< Nano seconds
+ uint32_t sec; ///< Seconds
+} eth_mac_time_t;
+
+
+/****** Ethernet MAC Event *****/
+#define CSI_ETH_MAC_EVENT_RX_FRAME (1UL << 0) ///< Frame Received
+#define CSI_ETH_MAC_EVENT_TX_FRAME (1UL << 1) ///< Frame Transmitted
+#define CSI_ETH_MAC_EVENT_WAKEUP (1UL << 2) ///< Wake-up (on Magic Packet)
+#define CSI_ETH_MAC_EVENT_TIMER_ALCSI (1UL << 3) ///< Timer Alarm
+#define CSI_ETH_MAC_EVENT_LINK_CHANGE (1UL << 4) ///< Link state
+
+typedef void (*eth_event_cb_t)(eth_mac_handle_t handle, uint32_t event); ///< Pointer to \ref eth_event_cb_t : Signal Ethernet Event.
+
+typedef enum
+{
+ FRAME_FILTER_RULE_POSITIVE_MATCHING = 0, /*!< Specifies that a filter should match a given pattern */
+ FRAME_FILTER_RULE_NEGATIVE_MATCHING = 1, /*!< Specifies that a filter should NOT match a given pattern */
+} frame_filter_rule_t;
+
+/**
+\brief Ethernet MAC Capabilities
+*/
+typedef struct eth_capabilities {
+ uint32_t checksum_offload_rx_ip4 : 1; ///< 1 = IPv4 header checksum verified on receive
+ uint32_t checksum_offload_rx_ip6 : 1; ///< 1 = IPv6 checksum verification supported on receive
+ uint32_t checksum_offload_rx_udp : 1; ///< 1 = UDP payload checksum verified on receive
+ uint32_t checksum_offload_rx_tcp : 1; ///< 1 = TCP payload checksum verified on receive
+ uint32_t checksum_offload_rx_icmp : 1; ///< 1 = ICMP payload checksum verified on receive
+ uint32_t checksum_offload_tx_ip4 : 1; ///< 1 = IPv4 header checksum generated on transmit
+ uint32_t checksum_offload_tx_ip6 : 1; ///< 1 = IPv6 checksum generation supported on transmit
+ uint32_t checksum_offload_tx_udp : 1; ///< 1 = UDP payload checksum generated on transmit
+ uint32_t checksum_offload_tx_tcp : 1; ///< 1 = TCP payload checksum generated on transmit
+ uint32_t checksum_offload_tx_icmp : 1; ///< 1 = ICMP payload checksum generated on transmit
+ uint32_t media_interface : 2; ///< Ethernet Media Interface type
+ uint32_t mac_address : 1; ///< 1 = driver provides initial valid MAC address
+ uint32_t event_rx_frame : 1; ///< 1 = callback event generated
+ uint32_t event_tx_frame : 1; ///< 1 = callback event generated
+ uint32_t event_wakeup : 1; ///< 1 = wakeup event generated
+ uint32_t precision_timer : 1; ///< 1 = Precision Timer supported
+ uint32_t reserved : 15; ///< Reserved (must be zero)
+} eth_capabilities_t;
+
+#if 0
+/**
+\brief Ethernet Frame filter
+*/
+typedef struct eth_frame_filter {
+ struct {
+ uint32_t and_or : 1; ///< 1 = AND: Packets will be rejected unless all enabled filters accept the packet; 0 = OR: Packets will be accepted unless all enabled filters reject the packet
+ uint32_t unicast_en : 1; ///< 1 = Packets with a destination address matching the local MAC address will be accepted
+ uint32_t multicast_en : 1; ///< 1 = Packets which have the Least Significant bit set in the destination address will be accepted
+ uint32_t broadcast_en : 1; ///< 1 = Packets which have a destination address of FF-FF-FF-FF-FF-FF will be accepted
+ uint32_t crc_en : 1; ///< 1 = All packets with an invalid CRC will be discarded
+ uint32_t patten_match_en : 1; ///< 1 = Packets which meet the Pattern Match criteria will be accepted
+ uint32_t magic_packet_en : 1; ///< 1 = Magic Packets for the local MAC address will be accepted
+ uint32_t hash_table_en : 1; ///< 1 = Packets which meet the Hash Table criteria will be accepted
+ } sum; ///< summary
+ uint32_t patten_match; ///< patten match filter
+ uint32_t magic_packet; ///< patten match filter
+ uint32_t hash_table; ///< hash table filter
+} eth_frame_filter_t;
+#else
+/**
+ * Structure describing a frame filter list item
+ */
+typedef struct
+{
+ uint32_t id; /*!< Unique identifier for a packet filter item */
+ frame_filter_rule_t rule; /*!< Filter matches are either POSITIVE or NEGATIVE matching */
+ uint16_t offset; /*!< Offset in bytes to start filtering (referenced to the start of the ethernet packet) */
+ uint16_t mask_size; /*!< Size of the mask in bytes */
+ uint8_t* mask; /*!< Pattern mask bytes to be ANDed with the pattern eg. "\xff00" (must be in network byte order) */
+ uint8_t* pattern; /*!< Pattern bytes used to filter eg. "\x0800" (must be in network byte order) */
+ bool enabled_status; /*!< When returned from mhd_get_packet_filters, indicates if the filter is enabled */
+} eth_frame_filter_t;
+
+struct eth_frame_filter_list
+{
+ struct eth_frame_filter_list* next;
+};
+typedef struct eth_frame_filter_list eth_frame_filter_list_t;
+#endif
+
+typedef struct {
+ eth_event_cb_t cb_event;
+ eth_capabilities_t capabilities;
+}eth_mac_priv_t;
+
+/**
+ \brief Get driver version.
+ \param[in] handle ethernet handle
+ \return ethernet version including chip version and driver version
+*/
+csi_drv_version_t csi_eth_mac_get_version(eth_mac_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle ethernet handle
+ \return ethernet capabilities
+*/
+eth_capabilities_t csi_eth_mac_get_capabilities(eth_mac_handle_t handle);
+
+/**
+ \brief This function is used to initialize Ethernet device and related resource, an event callback is registered. It is called when the middleware component like TCPIP starts operation.
+ \param[in] cb callback to handle ethernet event
+ \return return ethernet handle if success
+ */
+eth_mac_handle_t csi_eth_mac_initialize(eth_event_cb_t cb);
+
+/**
+ \brief This function is used to de-initialize Ethernet device. It is called when the middleware component stops operation and releases the software resources used by the interface.
+ \param[in] handle ethernet handle
+ \return error code
+ */
+int32_t csi_eth_mac_uninitialize(eth_mac_handle_t handle);
+
+/**
+ \brief Control Ethernet MAC Device Power.
+ \param[in] handle ethernet handle
+ \param[in] state Power state
+ \return error code
+*/
+int32_t csi_eth_mac_power_control(eth_mac_handle_t handle, eth_power_state_t state);
+
+/**
+ \brief Get Ethernet MAC Address.
+ \param[in] handle ethernet handle
+ \param[in] mac Pointer to address
+ \return error code
+*/
+int32_t csi_eth_mac_get_macaddr(eth_mac_handle_t handle, eth_mac_addr_t *mac);
+
+/**
+ \brief Set Ethernet MAC Address.
+ \param[in] handle ethernet handle
+ \param[in] mac Pointer to address
+ \return error code
+*/
+int32_t csi_eth_mac_set_macaddr(eth_mac_handle_t handle, const eth_mac_addr_t *mac);
+
+/**
+ \brief Configure Address Filter.
+ \param[in] handle ethernet handle
+ \param[in] addr Pointer to addresses
+ \param[in] num_addr Number of addresses to configure
+ \return error code
+*/
+int32_t csi_eth_mac_set_addrfilter(eth_mac_handle_t handle, const eth_mac_addr_t *addr, uint32_t num_addr);
+
+/**
+ \brief Send Ethernet frame.
+ \param[in] handle ethernet handle
+ \param[in] frame Pointer to frame buffer with data to send
+ \param[in] len Frame buffer length in bytes
+ \param[in] flags Frame transmit flags (see CSI_ETH_MAC_TX_FRAME_...)
+ \return error code
+*/
+int32_t csi_eth_mac_send_frame(eth_mac_handle_t handle, const uint8_t *frame, uint32_t len, uint32_t flags);
+
+/**
+ \brief Read data of received Ethernet frame.
+ \param[in] handle ethernet handle
+ \param[in] frame Pointer to frame buffer for data to read into
+ \param[in] len Frame buffer length in bytes
+ \return number of data bytes read or execution status
+ - value >= 0: number of data bytes read
+ - value < 0: error occurred, value is execution status as defined with execution_status
+*/
+int32_t csi_eth_mac_read_frame(eth_mac_handle_t handle, uint8_t *frame, uint32_t len);
+
+/**
+ \brief Get size of received Ethernet frame.
+ \param[in] handle ethernet handle
+ \return number of bytes in received frame
+*/
+int32_t csi_eth_mac_get_rx_framesize(eth_mac_handle_t handle);
+
+/**
+ \brief Get time of received Ethernet frame.
+ \param[in] handle ethernet handle
+ \param[in] time Pointer to time structure for data to read into
+ \return error code
+*/
+int32_t csi_eth_mac_get_rx_frametime(eth_mac_handle_t handle, eth_mac_time_t *time);
+
+/**
+ \brief Get time of transmitted Ethernet frame.
+ \param[in] handle ethernet handle
+ \param[in] time Pointer to time structure for data to read into
+ \return error code
+*/
+int32_t csi_eth_mac_get_tx_frametime(eth_mac_handle_t handle, eth_mac_time_t *time);
+
+/**
+ \brief Control Ethernet Interface.
+ \param[in] handle ethernet handle
+ \param[in] control Operation
+ \param[in] arg Argument of operation (optional)
+ \return error code
+*/
+int32_t csi_eth_mac_control(eth_mac_handle_t handle, uint32_t control, uint32_t arg);
+
+/**
+ \brief Control Precision Timer.
+ \param[in] handle ethernet handle
+ \param[in] control Operation
+ \param[in] time Pointer to time structure
+ \return error code
+*/
+int32_t csi_eth_mac_control_time(eth_mac_handle_t handle, uint32_t control, eth_mac_time_t *time);
+
+/**
+ \brief Read Ethernet PHY Register through Management Interface.
+ \param[in] handle ethernet handle
+ \param[in] phy_addr 5-bit device address
+ \param[in] reg_addr 5-bit register address
+ \param[out] data Pointer where the result is written to
+ \return error code
+*/
+int32_t csi_eth_mac_phy_read(eth_mac_handle_t handle, uint8_t phy_addr, uint8_t reg_addr, uint16_t *data);
+
+/**
+ \brief Write Ethernet PHY Register through Management Interface.
+ \param[in] handle ethernet handle
+ \param[in] phy_addr 5-bit device address
+ \param[in] reg_addr 5-bit register address
+ \param[in] data 16-bit data to write
+ \return error code
+*/
+int32_t csi_eth_mac_phy_write(eth_mac_handle_t handle, uint8_t phy_addr, uint8_t reg_addr, uint16_t data);
+
+/**
+ \brief Callback function that signals a Ethernet Event.
+ \param[in] handle ethernet handle
+ \param[in] event event notification mask
+ \return none
+*/
+void csi_eth_mac_signal_event(eth_mac_handle_t handle, uint32_t event);
+
+/**
+ \brief Add Frame Filter Setting with Filter ID.
+ \param[in] handle ethernet handle
+ \param[in] filter Pointer to filter setting
+ \return error code
+*/
+int32_t csi_eth_mac_add_framefilter(eth_mac_handle_t handle, const eth_frame_filter_t *filter);
+
+/**
+ \brief Remove Frame Filter Setting.
+ \param[in] handle ethernet handle
+ \param[in] filter_id Frame Filter ID
+ \return error code
+*/
+int32_t csi_eth_mac_remove_framefilter(eth_mac_handle_t handle, uint32_t filter_id);
+
+/**
+ \brief Enable/Disable Specified Frame Filter ID.
+ \param[in] handle ethernet handle
+ \param[in] filter_id Frame Filter ID
+ \param[in] en Enable or disable
+ \return error code
+*/
+int32_t csi_eth_mac_en_framefilter(eth_mac_handle_t handle, uint32_t filter_id, bool en);
+
+/**
+ \brief Get frame filter table list.
+ \param[in] handle ethernet handle
+ \param[in] list frame filter table list
+ \param[in] count_out the count of filter setting added
+ \param[in] max_count max filter setting can be supported
+ \return error code
+*/
+int32_t csi_eth_mac_get_framefilter(eth_mac_handle_t handle, eth_frame_filter_list_t* list, uint32_t* count_out, uint32_t max_count);
+
+
+#ifdef CONFIG_ETH_ENC28J60_USE_PBUF
+/**
+ \brief Begin to Send Ethernet frame.
+ \param[in] handle ethernet handle
+ \param[in] len Frame buffer length in bytes
+ \return error code
+*/
+int32_t csi_eth_mac_ex_send_frame_begin(eth_mac_handle_t handle, uint32_t len);
+
+/**
+ * send a packet data
+ * @param address the packet data length
+ *
+ * @return
+ * - sent data length
+ */
+int32_t csi_eth_mac_ex_send_frame(eth_mac_handle_t handle, const uint8_t *frame, uint32_t len, uint32_t flags);
+
+/**
+ \brief End Send Ethernet frame.
+ \param[in] handle ethernet handle
+ \return error code
+*/
+int32_t csi_eth_mac_ex_send_frame_end(eth_mac_handle_t handle);
+
+/**
+ \brief Read data of received Ethernet frame.
+ \param[in] handle ethernet handle
+ \param[in] frame Pointer to frame buffer for data to read into
+ \param[in] len Frame buffer length in bytes
+ \return number of data bytes read or execution status
+ - value >= 0: number of data bytes read
+ - value < 0: error occurred, value is execution status as defined with execution_status
+*/
+int32_t csi_eth_mac_ex_read_frame(eth_mac_handle_t handle, uint8_t *frame, uint32_t len);
+
+/**
+ \brief Begin to Read data of received Ethernet frame.
+ \param[in] handle ethernet handle
+ \param[in] len Frame buffer length in bytes
+ \return >0 data byte in hardware buffer
+ ==0 no data
+ < 0 error
+*/
+int32_t csi_eth_mac_ex_read_frame_begin(eth_mac_handle_t handle);
+
+/**
+ \brief Begin to Read data of received Ethernet frame.
+ \param[in] handle ethernet handle
+ \return error code
+*/
+int32_t csi_eth_mac_ex_read_frame_end(eth_mac_handle_t handle);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth_phy.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth_phy.h
new file mode 100644
index 000000000..adf4aa017
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_eth_phy.h
@@ -0,0 +1,124 @@
+/**
+ * Copyright (C) 2016 CSI Project. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _CSI_ETH_PHY_H_
+#define _CSI_ETH_PHY_H_
+
+#include "drv_eth.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef void *eth_phy_handle_t;
+
+#define CSI_ETH_PHY_API_VERSION CSI_ETH_VERSION_MAJOR_MINOR(2,1) /* API version */
+
+
+#define _CSI_Driver_ETH_PHY_(n) Driver_ETH_PHY##n
+#define CSI_Driver_ETH_PHY_(n) _CSI_Driver_ETH_PHY_(n)
+
+
+/****** Ethernet PHY Mode *****/
+#define CSI_ETH_PHY_SPEED_Pos 0
+#define CSI_ETH_PHY_SPEED_Msk (3UL << CSI_ETH_PHY_SPEED_Pos)
+#define CSI_ETH_PHY_SPEED_10M (CSI_ETH_SPEED_10M << CSI_ETH_PHY_SPEED_Pos) ///< 10 Mbps link speed
+#define CSI_ETH_PHY_SPEED_100M (CSI_ETH_SPEED_100M << CSI_ETH_PHY_SPEED_Pos) ///< 100 Mbps link speed
+#define CSI_ETH_PHY_SPEED_1G (CSI_ETH_SPEED_1G << CSI_ETH_PHY_SPEED_Pos) ///< 1 Gpbs link speed
+#define CSI_ETH_PHY_DUPLEX_Pos 2
+#define CSI_ETH_PHY_DUPLEX_Msk (1UL << CSI_ETH_PHY_DUPLEX_Pos)
+#define CSI_ETH_PHY_DUPLEX_HALF (CSI_ETH_DUPLEX_HALF << CSI_ETH_PHY_DUPLEX_Pos) ///< Half duplex link
+#define CSI_ETH_PHY_DUPLEX_FULL (CSI_ETH_DUPLEX_FULL << CSI_ETH_PHY_DUPLEX_Pos) ///< Full duplex link
+#define CSI_ETH_PHY_AUTO_NEGOTIATE (1UL << 3) ///< Auto Negotiation mode
+#define CSI_ETH_PHY_LOOPBACK (1UL << 4) ///< Loop-back test mode
+#define CSI_ETH_PHY_ISOLATE (1UL << 5) ///< Isolate PHY from MII/RMII interface
+
+typedef int32_t (*csi_eth_phy_read_t) (uint8_t phy_addr, uint8_t reg_addr, uint16_t *data); ///< Read Ethernet PHY Register.
+typedef int32_t (*csi_eth_phy_write_t) (uint8_t phy_addr, uint8_t reg_addr, uint16_t data); ///< Write Ethernet PHY Register.
+
+typedef struct {
+ csi_eth_phy_read_t phy_read;
+ csi_eth_phy_write_t phy_write;
+ eth_link_info_t link_info;
+}eth_phy_priv_t;
+
+// Function documentation
+/**
+ \brief Get driver version.
+ \param[in] handle ethernet phy handle
+ \return driver version
+*/
+csi_drv_version_t csi_eth_phy_get_version(eth_phy_handle_t handle);
+
+/**
+ \brief Initialize Ethernet PHY Device.
+ \param[in] fn_read
+ \param[in] fn_write
+ \return ethernet phy handle
+*/
+eth_phy_handle_t csi_eth_phy_initialize(csi_eth_phy_read_t fn_read, csi_eth_phy_write_t fn_write);
+
+/**
+ \brief De-initialize Ethernet PHY Device.
+ \param[in] handle ethernet phy handle
+ \return error code
+*/
+int32_t csi_eth_phy_uninitialize(eth_phy_handle_t handle);
+
+/**
+ \brief Control Ethernet PHY Device Power.
+ \param[in] handle ethernet phy handle
+ \param[in] state Power state
+ \return error code
+*/
+int32_t csi_eth_phy_power_control(eth_phy_handle_t handle, eth_power_state_t state);
+
+/**
+ \brief Set Ethernet Media Interface.
+ \param[in] handle ethernet phy handle
+ \param[in] interface Media Interface type
+ \return error code
+*/
+int32_t csi_eth_phy_set_interface(eth_phy_handle_t handle, uint32_t interface);
+
+/**
+ \brief Set Ethernet PHY Device Operation mode.
+ \param[in] handle ethernet phy handle
+ \param[in] mode Operation Mode
+ \return error code
+*/
+int32_t csi_eth_phy_set_mode(eth_phy_handle_t handle, uint32_t mode);
+
+/**
+ \brief Get Ethernet PHY Device Link state.
+ \param[in] handle ethernet phy handle
+ \return current link status \ref eth_link_state_t
+*/
+eth_link_state_t csi_eth_phy_get_linkstate(eth_phy_handle_t handle);
+
+/**
+ \brief Get Ethernet PHY Device Link information.
+ \param[in] handle ethernet phy handle
+ \return current link parameters \ref eth_link_info_t
+*/
+eth_link_info_t csi_eth_phy_get_linkinfo(eth_phy_handle_t handle);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_flash.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_flash.h
new file mode 100644
index 000000000..7afd288a9
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_flash.h
@@ -0,0 +1,175 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_flash.c
+ * @brief header file for flash driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_FLASH_H_
+#define _CSI_FLASH_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+
+
+typedef struct {
+ uint32_t base;
+ void *priv;
+} csi_flash_t;
+
+/**
+\brief Flash Sector information
+*/
+typedef struct {
+ uint32_t start; ///< Sector Start address
+ uint32_t end; ///< Sector End address (start+size-1)
+} const flash_sector;
+
+/**
+\brief Flash information
+*/
+typedef struct {
+ flash_sector *sector_info; ///< Sector layout information (NULL=Uniform sectors)
+ uint32_t sector_count; ///< Number of sectors
+ uint32_t sector_size; ///< Uniform sector size in bytes (0=sector_info used)
+ uint32_t page_size; ///< Optimal programming page size in bytes
+ uint32_t program_unit; ///< Smallest programmable unit in bytes
+ uint8_t erased_value; ///< Contents of erased memory (usually 0xFF)
+} flash_info_t;
+
+/**
+\brief Flash Status
+*/
+typedef struct {
+ uint32_t busy : 1; ///< Flash busy flag
+ uint32_t error : 1; ///< Read/Program/Erase error flag (cleared on start of next operation)
+} flash_status_t;
+
+/****** FLASH Event *****/
+typedef enum {
+ FLASH_EVENT_READY = 0, ///< Flash Ready
+ FLASH_EVENT_ERROR , ///< Read/Program/Erase Error
+} flash_event_e;
+
+typedef void (*flash_event_cb_t)(flash_event_e event); ///< Pointer to \ref flash_event_cb_t : FLASH Event call back.
+
+/**
+\brief Flash Driver Capabilities.
+*/
+typedef struct {
+ uint32_t event_ready : 1; ///< Signal Flash Ready event
+ uint32_t data_width : 2; ///< Data width: 0=8-bit, 1=16-bit, 2=32-bit
+ uint32_t erase_chip : 1; ///< Supports EraseChip operation
+} flash_capabilities_t;
+
+
+
+
+/**
+ \brief get flash instance count.
+ \return flash instance count
+*/
+int32_t drv_flash_get_instance_count(void);
+
+/**
+ \brief get flash instance .
+ \param[in] idx must not exceed return value of drv_flash_get_instance_count()
+ \return pointer to flash instance
+*/
+csi_flash_t *drv_flash_get_instance(int32_t idx);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] instance flash instance to operate.
+ \return \ref flash_capabilities_t
+*/
+flash_capabilities_t drv_flash_get_capabilities(const csi_flash_t *instance);
+
+/**
+ \brief Initialize FLASH Interface. 1. Initializes the resources needed for the FLASH interface 2.registers event callback function
+ \param[in] instance flash instance to operate.
+ \param[in] cb_event Pointer to \ref flash_event_cb_t
+ \return error code
+*/
+int32_t drv_flash_initialize(const csi_flash_t *instance, flash_event_cb_t cb_event);
+
+/**
+ \brief De-initialize FLASH Interface. stops operation and releases the software resources used by the interface
+ \param[in] instance flash instance to operate.
+ \return error code
+*/
+int32_t drv_flash_uninitialize(const csi_flash_t *instance);
+
+/**
+ \brief Get Flash information.
+ \param[in] instance flash instance to operate.
+ \return Pointer to Flash information \ref flash_info_t
+*/
+flash_info_t *drv_flash_get_info(const csi_flash_t *instance);
+
+/**
+ \brief Read data from Flash.
+ \param[in] instance flash instance to operate.
+ \param[in] addr Data address.
+ \param[in] data Pointer to a buffer storing the data read from Flash.
+ \param[in] cnt Number of data items to read.
+ \return number of data items read or error code
+*/
+int32_t drv_flash_read(const csi_flash_t *instance, uint32_t addr, void *data, uint32_t cnt);
+
+/**
+ \brief Program data to Flash.
+ \param[in] instance flash instance to operate.
+ \param[in] addr Data address.
+ \param[in] data Pointer to a buffer containing the data to be programmed to Flash..
+ \param[in] cnt Number of data items to program.
+ \return number of data items programmed or error code
+*/
+int32_t drv_flash_program(const csi_flash_t *instance, uint32_t addr, const void *data, uint32_t cnt);
+
+/**
+ \brief Erase Flash Sector.
+ \param[in] instance flash instance to operate.
+ \param[in] addr Sector address
+ \return error code
+*/
+int32_t drv_flash_erase_sector(const csi_flash_t *instance, uint32_t addr);
+
+/**
+ \brief Erase complete Flash.
+ \param[in] instance flash instance to operate.
+ \return error code
+*/
+int32_t drv_flash_erase_chip(const csi_flash_t *instance);
+
+/**
+ \brief Get FLASH status.
+ \param[in] instance flash instance to operate.
+ \return FLASH status \ref flash_status_t
+*/
+flash_status_t drv_flash_get_status(const csi_flash_t *instance);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_FLASH_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_gpio.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_gpio.h
new file mode 100644
index 000000000..5ec337b9f
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_gpio.h
@@ -0,0 +1,192 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_gpio.h
+ * @brief header file for gpio driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_GPIO_H_
+#define _CSI_GPIO_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <drv_common.h>
+#include <pin_name.h>
+
+/// definition for gpio port handle.
+typedef void *gpio_port_handle_t;
+/// definition for gpio pin handle.
+typedef void *gpio_pin_handle_t;
+
+/****** GPIO specific error codes *****/
+typedef enum {
+ GPIO_ERROR_MODE = (EDRV_SPECIFIC + 1), ///< Specified Mode not suphandleed
+ GPIO_ERROR_DIRECTION, ///< Specified direction not suphandleed
+ GPIO_ERROR_IRQ_MODE, ///< Specified irq mode not suphandleed
+} drv_gpio_error_e;
+
+/*----- GPIO Control Codes: Mode -----*/
+typedef enum {
+ GPIO_MODE_PULLNONE = 1, ///< pull none for input
+ GPIO_MODE_PULLUP = 5, ///< pull up for input
+ GPIO_MODE_PULLDOWM = 3, ///< pull down for input
+ GPIO_MODE_OPEN_DRAIN = 2, ///< open drain mode for output
+ GPIO_MODE_PUSH_PULL = 4 ///< push-pull mode for output
+} gpio_mode_e;
+
+/*----- GPIO Control Codes: Mode Parameters: Data Bits -----*/
+typedef enum {
+ GPIO_DIRECTION_INPUT = 0, ///< gpio as input
+ GPIO_DIRECTION_OUTPUT , ///< gpio as output
+} gpio_direction_e;
+
+/*----- GPIO Control Codes: Mode Parameters: Parity -----*/
+typedef enum {
+ GPIO_IRQ_MODE_RISING_EDGE = 0, ///< interrupt mode for rising edge
+ GPIO_IRQ_MODE_FALLING_EDGE , ///< interrupt mode for falling edge
+ GPIO_IRQ_MODE_DOUBLE_EDGE , ///< interrupt mode for double edge
+ GPIO_IRQ_MODE_LOW_LEVEL , ///< interrupt mode for low level
+ GPIO_IRQ_MODE_HIGH_LEVEL , ///< interrupt mode for high level
+} gpio_irq_mode_e;
+
+/**
+\brief GPIO Driver Capabilities.
+*/
+typedef struct {
+ uint32_t interrupt_mode : 1; ///< suphandles GPIO interrupt mode
+ uint32_t pull_mode : 1;
+} gpio_capabilities_t;
+
+
+typedef void (*gpio_event_cb_t)(void *arg); ///< gpio Event call back.
+
+/**
+ \brief Initialize GPIO module. 1. Initializes the resources needed for the GPIO handle 2.registers event callback function
+ 3.get gpio_port_handle
+ \param[in] port port_name.
+ \return gpio_port_handle
+*/
+gpio_port_handle_t csi_gpio_port_initialize(port_name_t port);
+
+/**
+ \brief De-initialize GPIO handle. stops operation and releases the software resources used by the handle
+ \param[in] handle gpio port handle to operate.
+ \return error code
+*/
+int32_t csi_gpio_port_uninitialize(gpio_port_handle_t handle);
+
+/**
+ \brief Get gpio capabilities.all pins have same capabilities in one handle
+ \param[in] handle handle instance to operate.
+ \return \ref gpio_capabilities_t
+*/
+gpio_capabilities_t csi_gpio_get_io_capabilities(gpio_port_handle_t handle);
+
+/**
+ \brief config multiple pin within one handle
+ \param[in] handle gpio port handle to operate.
+ \param[in] mask the bitmask to identify which bits in the handle should be included (0 - ignore)
+ \param[in] mode \ref gpio_mode_e
+ \param[in] dir \ref gpio_direction_e
+ \return error code
+*/
+int32_t csi_gpio_port_config(gpio_port_handle_t handle,
+ uint32_t mask,
+ gpio_mode_e mode,
+ gpio_direction_e dir);
+
+/**
+ \brief Write value to the handle(write value to multiple pins on one handle at the same time)
+ \param[in] handle gpio port handle to operate.
+ \param[in] mask The bitmask to identify which bits in the handle should be included (0 - ignore)
+ \param[in] value the value to be set
+ \return error code
+*/
+int32_t csi_gpio_port_write(gpio_port_handle_t handle, uint32_t mask, uint32_t value);
+
+/**
+ \brief Read the current value on the handle(read value of multiple pins on one handle at the same time)
+ \param[in] handle gpio port handle to operate.
+ \param[in] mask The bitmask to identify which bits in the handle should be included (0 - ignore)
+ \param[out] value an integer with each bit corresponding to an associated handle pin setting
+ \return error code
+*/
+int32_t csi_gpio_port_read(gpio_port_handle_t handle, uint32_t mask, uint32_t *value);
+
+/**
+ \brief Initialize GPIO handle.
+ \param[in] gpio_pin Pointer to the pin_t.
+ \param[in] cb_event Pointer to \ref gpio_event_cb_t
+ \param[in] arg Pointer to \ref arg used for the callback
+ \return gpio_pin_handle
+*/
+gpio_pin_handle_t csi_gpio_pin_initialize(pin_t gpio_pin, gpio_event_cb_t cb_event, void *arg);
+
+/**
+ \brief De-initialize GPIO pin handle.stops operation and releases the software resources used by the handle.
+ \param[in] handle gpio pin handle to operate.
+ \return error code
+*/
+int32_t csi_gpio_pin_uninitialize(gpio_pin_handle_t handle);
+
+/**
+ \brief config pin
+ \param[in] pin gpio pin handle to operate.
+ \param[in] mode \ref gpio_mode_e
+ \param[in] dir \ref gpio_direction_e
+ \return error code
+*/
+int32_t csi_gpio_pin_config(gpio_pin_handle_t pin,
+ gpio_mode_e mode,
+ gpio_direction_e dir);
+
+/**
+ \brief Set one or zero to the selected GPIO pin.
+ \param[in] pin gpio pin handle to operate.
+ \param[in] value the value to be set
+ \return error code
+*/
+int32_t csi_gpio_pin_write(gpio_pin_handle_t pin, bool value);
+
+/**
+ \brief Get the value of selected GPIO pin.
+ \param[in] pin gpio pin handle to operate.
+ \param[out] value buf to store the pin value
+ \return error code
+*/
+int32_t csi_gpio_pin_read(gpio_pin_handle_t pin, bool *value);
+
+/**
+ \brief set GPIO interrupt mode.
+ \param[in] pin gpio pin handle to operate.
+ \param[in] mode the irq mode to be set
+ \param[in] enable the enable flag
+ \return error code
+*/
+int32_t csi_gpio_pin_irq_set(gpio_pin_handle_t pin, gpio_irq_mode_e mode, bool enable);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_GPIO_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_iic.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_iic.h
new file mode 100644
index 000000000..b4b492f84
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_iic.h
@@ -0,0 +1,288 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_iic.h
+ * @brief header file for iic driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_IIC_H_
+#define _CSI_IIC_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <drv_common.h>
+
+/// definition for iic handle.
+typedef void *iic_handle_t;
+
+/*----- IIC Control Codes: Mode -----*/
+typedef enum {
+ IIC_MODE_MASTER, ///< IIC Master
+ IIC_MODE_SLAVE ///< IIC Slave
+} iic_mode_e;
+
+/*----- IIC Control Codes: IIC Bus Speed -----*/
+typedef enum {
+ I2C_BUS_SPEED_STANDARD = 0, ///< Standard Speed (100kHz)
+ I2C_BUS_SPEED_FAST = 1, ///< Fast Speed (400kHz)
+ I2C_BUS_SPEED_FAST_PLUS = 2, ///< Fast+ Speed ( 1MHz)
+ I2C_BUS_SPEED_HIGH = 3 ///< High Speed (3.4MHz)
+} iic_speed_e;
+
+/*----- IIC Control Codes: IIC Address Mode -----*/
+typedef enum {
+ I2C_ADDRESS_7BIT = 0, ///< 7-bit address mode
+ I2C_ADDRESS_10BIT = 1 ///< 10-bit address mode
+} iic_address_mode_e;
+
+/**
+\brief IIC Status
+*/
+typedef struct {
+ uint32_t busy : 1; ///< Transmitter/Receiver busy flag
+ uint32_t mode : 1; ///< Mode: 0=Slave, 1=Master
+ uint32_t direction : 1; ///< Direction: 0=Transmitter, 1=Receiver
+ uint32_t general_call : 1; ///< General Call(address 0) indication (cleared on start of next Slave operation)
+ uint32_t arbitration_lost : 1; ///< Master lost arbitration(in case of multi-masters) (cleared on start of next Master operation)
+ uint32_t bus_error : 1; ///< Bus error detected (cleared on start of next Master/Slave operation)
+} iic_status_t;
+
+/****** IIC Event *****/
+typedef enum {
+ I2C_EVENT_TRANSFER_DONE = 0, ///< Master/Slave Transmit/Receive finished
+ I2C_EVENT_TRANSFER_INCOMPLETE = 1, ///< Master/Slave Transmit/Receive incomplete transfer
+ I2C_EVENT_SLAVE_TRANSMIT = 2, ///< Slave Transmit operation requested
+ I2C_EVENT_SLAVE_RECEIVE = 3, ///< Slave Receive operation requested
+ I2C_EVENT_ADDRESS_NACK = 4, ///< Address not acknowledged from Slave
+ I2C_EVENT_GENERAL_CALL = 5, ///< General Call indication
+ I2C_EVENT_ARBITRATION_LOST = 6, ///< Master lost arbitration
+ I2C_EVENT_BUS_ERROR = 7, ///< Bus error detected (START/STOP at illegal position)
+ I2C_EVENT_BUS_CLEAR = 8 ///< Bus clear finished
+} iic_event_e;
+
+typedef void (*iic_event_cb_t)(iic_event_e event, void *arg); ///< Pointer to \ref iic_event_cb_t : IIC Event call back.
+
+/**
+\brief IIC Driver Capabilities.
+*/
+typedef struct {
+ uint32_t address_10_bit : 1; ///< supports 10-bit addressing
+} iic_capabilities_t;
+
+/**
+ \brief Initialize IIC Interface specified by pins. \n
+ 1. Initializes the resources needed for the IIC interface 2.registers event callback function
+ \param[in] scl scl pin of iic.
+ \param[in] sda sda pin of iic.
+ \param[in] cb_event Pointer to \ref iic_event_cb_t
+ \param[in] cb_arg argument for call back function
+ \return 0 for success, negative for error code
+*/
+iic_handle_t csi_iic_initialize(pin_t scl, pin_t sda, iic_event_cb_t cb_event, void *cb_arg);
+
+/**
+ \brief De-initialize IIC Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle iic handle to operate.
+ \return 0 for success, negative for error code
+*/
+int32_t csi_iic_uninitialize(iic_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle iic handle to operate.
+ \return \ref iic_capabilities_t
+*/
+iic_capabilities_t csi_iic_get_capabilities(iic_handle_t handle);
+
+/**
+ \brief config iic attributes.
+ \param[in] handle iic handle to operate.
+ \param[in] mode iic mode \ref iic_mode_e. if negative, then this attribute not changed.
+ \param[in] speed iic speed \ref iic_speed_e. if negative, then this attribute not changed.
+ \param[in] addr_mode iic address mode \ref iic_address_mode_e. if negative, then this attribute not changed.
+ \param[in] slave_addr iic address of slave. if negative, then this attribute not changed.
+ \return 0 for success, negative for error code
+*/
+int32_t csi_iic_config(iic_handle_t handle,
+ iic_mode_e mode,
+ iic_speed_e speed,
+ iic_address_mode_e addr_mode,
+ int32_t slave_addr);
+
+/**
+ \brief Start transmitting data as I2C Master.
+ This function is non-blocking,\ref iic_event_e is signaled when transfer completes or error happens.
+ \ref csi_iic_get_status can indicates transmission status.
+ \param[in] handle iic handle to operate.
+ \param[in] data data to send to I2C Slave
+ \param[in] num Number of data items to send
+ \param[in] xfer_pending Transfer operation is pending - Stop condition will not be generated
+ \return 0 for success, negative for error code
+*/
+int32_t csi_iic_master_send(iic_handle_t handle, const void *data, uint32_t num, bool xfer_pending);
+
+/**
+ \brief Start receiving data as I2C Master.
+ This function is non-blocking,\ref iic_event_e is signaled when transfer completes or error happens.
+ \ref csi_iic_get_status can indicates transmission status.
+ \param[in] handle iic handle to operate.
+ \param[out] data Pointer to buffer for data to receive from IIC receiver
+ \param[in] num Number of data items to receive
+ \param[in] xfer_pending Transfer operation is pending - Stop condition will not be generated
+ \return 0 for success, negative for error code
+*/
+int32_t csi_iic_master_receive(iic_handle_t handle, void *data, uint32_t num, bool xfer_pending);
+
+/**
+ \brief Start transmitting data as I2C Slave.
+ This function is non-blocking,\ref iic_event_e is signaled when transfer completes or error happens.
+ \ref csi_iic_get_status can indicates transmission status.
+ \param[in] handle iic handle to operate.
+ \param[in] data Pointer to buffer with data to transmit to I2C Master
+ \param[in] num Number of data items to send
+ \return 0 for success, negative for error code
+*/
+int32_t csi_iic_slave_send(iic_handle_t handle, const void *data, uint32_t num);
+
+/**
+ \brief Start receiving data as I2C Slave.
+ This function is non-blocking,\ref iic_event_e is signaled when transfer completes or error happens.
+ \ref csi_iic_get_status can indicates transmission status.
+ \param[in] handle iic handle to operate.
+ \param[out] data Pointer to buffer for data to receive from I2C Master
+ \param[in] num Number of data items to receive
+ \return 0 for success, negative for error code
+*/
+int32_t csi_iic_slave_receive(iic_handle_t handle, const void *data, uint32_t num);
+
+/**
+ \brief abort transfer.
+ \param[in] handle iic handle to operate.
+ \return 0 for success, negative for error code
+*/
+int32_t csi_iic_abort_transfer(iic_handle_t handle);
+
+/**
+ \brief Get IIC status.
+ \param[in] handle iic handle to operate.
+ \return IIC status \ref iic_status_t
+*/
+iic_status_t csi_iic_get_status(iic_handle_t handle);
+
+/**
+ \brief control IIC power.
+ \param[in] handle iic handle to operate.
+ \param[in] state power state.\ref csi_power_stat_e.
+ \return error code
+*/
+int32_t csi_iic_power_control(iic_handle_t handle, csi_power_stat_e state);
+
+/**
+ \brief config iic mode.
+ \param[in] handle iic handle to operate.
+ \param[in] mode \ref iic_mode_e.if negative, then this attribute not changed
+ \return error code
+*/
+int32_t csi_iic_config_mode(iic_handle_t handle, iic_mode_e mode);
+
+/**
+ \brief config iic speed.
+ \param[in] handle iic handle to operate.
+ \param[in] speed \ref iic_speed_e.if negative, then this attribute not changed
+ \return error code
+*/
+int32_t csi_iic_config_speed(iic_handle_t handle, iic_speed_e speed);
+
+/**
+ \brief config iic address mode.
+ \param[in] handle iic handle to operate.
+ \param[in] addr_mode \ref iic_address_mode_e.if negative, then this attribute not changed
+ \return error code
+*/
+int32_t csi_iic_config_addr_mode(iic_handle_t handle, iic_address_mode_e addr_mode);
+
+
+/**
+ \brief config iic slave address.
+ \param[in] handle iic handle to operate.
+ \param[in] slave_addr slave address.if negative, then this attribute not changed
+ \return error code
+*/
+int32_t csi_iic_config_slave_addr(iic_handle_t handle, int32_t slave_addr);
+
+/**
+ \brief Get IIC transferred data count.
+ \param[in] handle iic handle to operate.
+ \return number of data bytes transferred
+*/
+uint32_t csi_iic_get_data_count(iic_handle_t handle);
+
+/**
+ \brief Send START command.
+ \param[in] handle iic handle to operate.
+ \return error code
+*/
+int32_t csi_iic_send_start(iic_handle_t handle);
+
+/**
+ \brief Send STOP command.
+ \param[in] handle iic handle to operate.
+ \return error code
+*/
+int32_t csi_iic_send_stop(iic_handle_t handle);
+
+/**
+ \brief Reset I2C peripheral.
+ \param[in] handle iic handle to operate.
+ \return error code
+*/
+int32_t csi_iic_reset(iic_handle_t handle);
+
+/**
+ \brief Read a single byte from the I2C bus.
+ \param[in] handle iic handle to operate.
+ \param[in] last Acknoledge,indicates if the byte is to be acknowledged (1 = acknowledge)
+ \return error code if negative, else the data is the lowest byte of return value
+*/
+int32_t csi_iic_read_byte(iic_handle_t handle, int32_t last);
+
+/**
+ \brief Write one byte.
+ \param[in] handle iic handle to operate.
+ \return 0 if NAK was received, 1 if ACK was received, 2 for timeout. negative for error
+*/
+int32_t csi_iic_write_byte(iic_handle_t handle, uint8_t data);
+
+/**
+ \brief Check to see if the I2C slave has been addressed.
+ \param[in] handle iic handle to operate.
+ \return 1 - read addressed, 2 - write to all slaves,
+ 3 - write addressed, 0 - the slave has not been addressed.
+ negative for error
+*/
+int32_t csi_iic_slave_check_addressed(iic_handle_t handle);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_IIC_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_intc.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_intc.h
new file mode 100644
index 000000000..10ee4cea1
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_intc.h
@@ -0,0 +1,163 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_intc.h
+ * @brief header file for intc driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_INTC_H_
+#define _CSI_INTC_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+
+typedef enum int_trigger_mode_t
+{
+ INT_MODE_LOW_LEVEL,
+ INT_MODE_HIGH_LEVEL,
+ INT_MODE_RISING_EDGE,
+ INT_MODE_FALLING_EDGE,
+ INT_MODE_DOUBLE_EDGE,
+} int_trigger_mode_t;
+
+/**
+ \brief initialize the INTC interrupt controller
+ \param [in] prio_bits the priority bits of INTC interrupt controller.
+ */
+void csi_intc_init(void);
+
+/**
+ \brief Enable External Interrupt
+ \details Enables a device-specific interrupt in the INTC interrupt controller.
+ \param [in] IRQn External interrupt number. Value cannot be negative.
+ */
+void csi_intc_enable_irq(int32_t IRQn);
+
+/**
+ \brief Disable External Interrupt
+ \details Disables a device-specific interrupt in the INTC interrupt controller.
+ \param [in] IRQn External interrupt number. Value cannot be negative.
+ */
+void csi_intc_disable_irq(int32_t IRQn);
+
+/**
+ \brief Get Pending Interrupt
+ \details Reads the pending register in the INTC and returns the pending bit for the specified interrupt.
+ \param [in] IRQn Interrupt number.
+ \return 0 Interrupt status is not pending.
+ \return 1 Interrupt status is pending.
+ */
+uint32_t csi_intc_get_pending_irq(int32_t IRQn);
+
+/**
+ \brief Set Pending Interrupt
+ \details Sets the pending bit of an external interrupt.
+ \param [in] IRQn Interrupt number. Value cannot be negative.
+ */
+void csi_intc_set_pending_irq(int32_t IRQn);
+
+/**
+ \brief Clear Pending Interrupt
+ \details Clears the pending bit of an external interrupt.
+ \param [in] IRQn External interrupt number. Value cannot be negative.
+ */
+void csi_intc_clear_pending_irq(int32_t IRQn);
+
+/**
+ \brief Get Wake up Interrupt
+ \details Reads the wake up register in the INTC and returns the pending bit for the specified interrupt.
+ \param [in] IRQn Interrupt number.
+ \return 0 Interrupt is not set as wake up interrupt.
+ \return 1 Interrupt is set as wake up interrupt.
+ */
+uint32_t csi_intc_get_wakeup_irq(int32_t IRQn);
+
+/**
+ \brief Set Wake up Interrupt
+ \details Sets the wake up bit of an external interrupt.
+ \param [in] IRQn Interrupt number. Value cannot be negative.
+ */
+void csi_intc_set_wakeup_irq(int32_t IRQn);
+
+/**
+ \brief Clear Wake up Interrupt
+ \details Clears the wake up bit of an external interrupt.
+ \param [in] IRQn External interrupt number. Value cannot be negative.
+ */
+void csi_intc_clear_wakeup_irq(int32_t IRQn);
+
+/**
+ \brief Get Active Interrupt
+ \details Reads the active register in the INTC and returns the active bit for the device specific interrupt.
+ \param [in] IRQn Device specific interrupt number.
+ \return 0 Interrupt status is not active.
+ \return 1 Interrupt status is active.
+ \note IRQn must not be negative.
+ */
+uint32_t csi_intc_get_active(int32_t IRQn);
+
+/**
+ \brief Set Threshold register
+ \details set the threshold register in the INTC.
+ \param [in] VectThreshold specific vecter threshold.
+ \param [in] PrioThreshold specific priority threshold.
+ */
+void csi_intc_set_threshold(uint32_t VectThreshold, uint32_t PrioThreshold);
+
+/**
+ \brief Set Interrupt Priority
+ \details Sets the priority of an interrupt.
+ \note The priority cannot be set for every core interrupt.
+ \param [in] IRQn Interrupt number.
+ \param [in] priority Priority to set.
+ */
+void csi_intc_set_prio(int32_t IRQn, uint32_t priority);
+
+/**
+ \brief Get Interrupt Priority
+ \details Reads the priority of an interrupt.
+ The interrupt number can be positive to specify an external (device specific) interrupt,
+ or negative to specify an internal (core) interrupt.
+ \param [in] IRQn Interrupt number.
+ \return Interrupt Priority.
+ Value is aligned automatically to the implemented priority bits of the microcontroller.
+ */
+uint32_t csi_intc_get_prio(int32_t IRQn);
+
+/**
+ \brief funciton is acknowledge the IRQ. this interface is internally used by irq system
+ \param[in] irq irq number to operate
+ \return 0 on success; -1 on failure
+ */
+int csi_intc_ack_irq(int32_t IRQn);
+
+/**
+ \briefThis function is set the attributes of an IRQ.
+ \param[in] irq irq number to operate
+ \param[in] priority interrupt priority
+ \param[in] trigger_mode interrupt trigger_mode
+ \return 0 on success; -1 on failure
+*/
+int csi_intc_set_attribute(int32_t IRQn, uint32_t priority,int_trigger_mode_t trigger_mode);
+
+#endif /* _CSI_INTC_H_ */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_pmu.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_pmu.h
new file mode 100644
index 000000000..0d7774264
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_pmu.h
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_pmu.h
+ * @brief header file for pmu driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_PMU_H_
+#define _CSI_PMU_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <drv_common.h>
+
+/// definition for pmu handle.
+typedef void *pmu_handle_t;
+
+/****** PMU specific error codes *****/
+typedef enum {
+ EDRV_PMU_MODE = (EDRV_SPECIFIC + 1), ///< Specified Mode not supported
+} pmu_error_e;
+
+/*----- PMU Control Codes: Mode -----*/
+typedef enum {
+ PMU_MODE_RUN = 0, ///< Running mode
+ PMU_MODE_SLEEP , ///< Sleep mode
+ PMU_MODE_DORMANT , ///< Dormant mode
+ PMU_MODE_STDBY , ///< Standby mode
+ PMU_MODE_SHUTDOWN ///< Shutdown mode
+} pmu_mode_e;
+
+/*----- PMU Control Codes: Wakeup type -----*/
+typedef enum {
+ PMU_WAKEUP_TYPE_PULSE = 0, ///< Pulse interrupt
+ PMU_WAKEUP_TYPE_LEVEL ///< Level interrupt
+} pmu_wakeup_type_e;
+
+/*----- PMU Control Codes: Wakeup polarity -----*/
+typedef enum {
+ PMU_WAKEUP_POL_LOW = 0, ///< Low or negedge
+ PMU_WAKEUP_POL_HIGH ///< High or posedge
+} pmu_wakeup_pol_e;
+
+/****** PMU Event *****/
+typedef enum {
+ PMU_EVENT_SLEEP_DONE = 0, ///< Send completed; however PMU may still transmit data
+ PMU_EVENT_BEFORE_SLEEP = 1
+} pmu_event_e;
+
+typedef void (*pmu_event_cb_t)(int32_t idx, pmu_event_e event, pmu_mode_e mode); ///< Pointer to \ref pmu_event_cb_t : PMU Event call back.
+
+typedef int32_t (*pmu_action_cb_t)(pmu_event_e event);
+
+/**
+ \brief Initialize PMU Interface. 1. Initializes the resources needed for the PMU interface 2.registers event callback function
+ \param[in] idx the id of the pmu
+ \param[in] cb_event Pointer to \ref pmu_event_cb_t
+ \return return pmu handle if success
+*/
+pmu_handle_t drv_pmu_initialize(int32_t idx, pmu_event_cb_t cb_event);
+
+/**
+ \brief De-initialize PMU Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle pmu handle to operate.
+ \return error code
+*/
+int32_t drv_pmu_uninitialize(pmu_handle_t handle);
+
+int32_t drv_pmu_power_control(int32_t idx, csi_power_stat_e state);
+
+/**
+ \brief choose the pmu mode to enter
+ \param[in] handle pmu handle to operate.
+ \param[in] mode \ref pmu_mode_e
+ \return error code
+*/
+int32_t drv_pmu_enter_sleep(pmu_handle_t handle, pmu_mode_e mode);
+
+/**
+ \brief choose the pmu mode to enter
+ \param[in] handle pmu handle to operate.
+ \param[in] callback Pointer to \ref pmu_action_cb_t
+ \return error code
+*/
+int32_t drv_pmu_register_module(pmu_action_cb_t callback);
+
+/**
+ \brief exit the pmu mode
+ \param[in] handle pmu handle to operate.
+ \return error code
+*/
+int32_t drv_pmu_exit_sleep(pmu_handle_t handle);
+
+/**
+ \brief Config the wakeup source.
+ \param[in] handle pmu handle to operate
+ \param[in] type \ref pmu_wakeup_type
+ \param[in] pol \ref pmu_wakeup_pol
+ \param[in] enable flag control the wakeup source is enable or not
+ \return error code
+*/
+int32_t drv_pmu_config_wakeup_source(pmu_handle_t handle, uint32_t irq_num, pmu_wakeup_type_e type, pmu_wakeup_pol_e pol, uint8_t enable);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_PMU_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_pwm.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_pwm.h
new file mode 100644
index 000000000..9d585429a
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_pwm.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_pwm.h
+ * @brief header file for pwm driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CSI_PWM_H_
+#define _CSI_PWM_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+
+
+/// definition for pwm handle.
+typedef void *pwm_handle_t;
+
+/****** PWM specific error codes *****/
+typedef enum {
+ EDRV_PWM_MODE = (EDRV_SPECIFIC + 1), ///< Specified Mode not supported
+} drv_pwm_error_e;
+
+
+/**
+ \brief Initialize PWM Interface. 1. Initializes the resources needed for the PWM interface 2.registers event callback function
+ \param[in] pwm_pin pin name of pwm
+ \return handle pwm handle to operate.
+*/
+pwm_handle_t drv_pwm_initialize(pin_t pwm_pin);
+
+/**
+ \brief De-initialize PWM Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle pwm handle to operate.
+ \return error code
+*/
+int32_t drv_pwm_uninitialize(pwm_handle_t handle);
+
+/**
+ \brief config pwm mode.
+ \param[in] handle pwm handle to operate.
+ \param[in] sysclk configured system clock.
+ \param[in] period_us the PWM period in us
+ \param[in] duty the PMW duty. ( 0 - 10000 represents 0% - 100% ,other values are invalid)
+ \return error code
+*/
+int32_t drv_pwm_config(pwm_handle_t handle,
+ uint32_t sysclk,
+ uint32_t period_us,
+ uint32_t duty);
+
+/**
+ \brief start generate pwm signal.
+ \param[in] handle pwm handle to operate.
+ \return error code
+*/
+int32_t drv_pwm_start(pwm_handle_t handle);
+
+/**
+ \brief Stop generate pwm signal.
+ \param[in] handle pwm handle to operate.
+ \return error code
+*/
+int32_t drv_pwm_stop(pwm_handle_t handle);
+
+/**
+ \brief Get PWM status.
+ \param[in] handle pwm handle to operate.
+ \return PWM status \ref pwm_status_t
+pwm_status_t drv_pwm_get_status(pwm_handle_t handle);
+*/
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_PWM_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_rsa.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_rsa.h
new file mode 100644
index 000000000..c7b41c108
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_rsa.h
@@ -0,0 +1,223 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_rsa.h
+ * @brief header file for rsa driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CSI_RSA_H_
+#define _CSI_RSA_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+
+
+/// definition for rsa handle.
+typedef void *rsa_handle_t;
+
+/****** RSA specific error codes *****/
+typedef enum {
+ RSA_ERROR_DATA_BITS , ///< Specified number of Data bits not supported
+ RSA_ERROR_ENDIAN ///< Specified endian not supported
+} drv_rsa_error_e;
+
+/*----- RSA Control Codes: Mode Parameters: Data Bits -----*/
+typedef enum {
+ RSA_DATA_BITS_192 = 0, ///< 192 Data bits
+ RSA_DATA_BITS_256 , ///< 256 Data bits
+ RSA_DATA_BITS_512 , ///< 512 Data bits
+ RSA_DATA_BITS_1024 , ///< 1024 Data bits (default)
+ RSA_DATA_BITS_2048 ///< 2048 Data bits
+} rsa_data_bits_e;
+
+/*----- RSA Control Codes: Mode Parameters: Endian -----*/
+typedef enum {
+ RSA_ENDIAN_MODE_LITTLE = 0, ///< RSA Little Endian Mode
+ RSA_ENDIAN_MODE_BIG ///< RSA Big Endian Mode
+} rsa_endian_mode_e;
+
+typedef enum {
+ RSA_PADDING_MODE_PKCS1 = 1, ///< RSA PKCS1 Padding Mode
+ RSA_PADDING_MODE_NO , ///< RSA NO Padding Mode
+ RSA_PADDING_MODE_SSLV23 , ///< RSA SSLV23 Padding Mode
+ RSA_PADDING_MODE_PKCS1_OAEP , ///< RSA PKCS1 OAEP Padding Mode
+ RSA_PADDING_MODE_X931 , ///< RSA X931 Padding Mode
+ RSA_PADDING_MODE_PSS ///< RSA PSS Padding Mode
+} rsa_padding_type_e;
+
+typedef enum {
+ RSA_HASH_TYPE_MD5 = 0,
+ RSA_HASH_TYPE_SHA1 ,
+ RSA_HASH_TYPE_SHA224 ,
+ RSA_HASH_TYPE_SHA256 ,
+ RSA_HASH_TYPE_SHA384 ,
+ RSA_HASH_TYPE_SHA512
+} rsa_hash_type_e;
+
+/*----- RSA Control Codes: Mode Parameters: Padding mode -----*/
+typedef struct {
+ rsa_padding_type_e padding_type;
+ rsa_hash_type_e hash_type;
+} rsa_padding_t;
+
+/**
+\brief RSA Status
+*/
+typedef struct {
+ uint32_t busy : 1; ///< Calculate busy flag
+} rsa_status_t;
+
+/****** RSA Event *****/
+typedef enum {
+ RSA_EVENT_ENCRYPT_COMPLETE = 0, ///< Encrypt completed
+ RSA_EVENT_DECRYPT_COMPLETE , ///< Decrypt completed
+ RSA_EVENT_SIGN_COMPLETE , ///< Sign completed
+ RSA_EVENT_VERIFY_COMPLETE , ///< Verify completed
+} rsa_event_e;
+
+typedef void (*rsa_event_cb_t)(rsa_event_e event); ///< Pointer to \ref rsa_event_cb_t : RSA Event call back.
+
+
+/**
+\brief RSA Device Driver Capabilities.
+*/
+typedef struct {
+ uint32_t bits_192 : 1; ///< supports 192bits modular length
+ uint32_t bits_256 : 1; ///< supports 256bits modular length
+ uint32_t bits_512 : 1; ///< supports 512bits modular length
+ uint32_t bits_1024 : 1; ///< supports 1024bits modular length
+ uint32_t bits_2048 : 1; ///< supports 2048bits modular length
+} rsa_capabilities_t;
+
+
+// Function documentation
+
+/**
+ \brief get rsa handle count.
+ \return rsa handle count
+*/
+int32_t csi_rsa_get_instance_count(void);
+
+/**
+ \brief Initialize RSA Interface. 1. Initializes the resources needed for the RSA interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_rsa_get_instance_count()
+ \param[in] cb_event Pointer to \ref rsa_event_cb_t
+ \return pointer to rsa handle
+*/
+rsa_handle_t csi_rsa_initialize(int32_t idx, rsa_event_cb_t cb_event);
+
+/**
+ \brief De-initialize RSA Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle rsa handle to operate.
+ \return error code
+*/
+int32_t csi_rsa_uninitialize(rsa_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle rsa handle to operate.
+ \return \ref rsa_capabilities_t
+*/
+rsa_capabilities_t csi_rsa_get_capabilities(rsa_handle_t handle);
+
+/**
+ \brief config rsa mode.
+ \param[in] handle rsa handle to operate.
+ \param[in] data_bits \ref rsa_data_bits_e
+ \param[in] endian \ref rsa_endian_mode_e
+ \return error code
+*/
+int32_t csi_rsa_config(rsa_handle_t handle,
+ rsa_data_bits_e data_bits,
+ rsa_endian_mode_e endian,
+ void *arg
+ );
+
+/**
+ \brief encrypt
+ \param[in] handle rsa handle to operate.
+ \param[in] n Pointer to the public modulus
+ \param[in] e Pointer to the public exponent
+ \param[in] src Pointer to the source data.
+ \param[in] src_size the source data len
+ \param[out] out Pointer to the result buffer
+ \param[out] out_size the result size
+ \param[in] padding \ref rsa_padding_t
+ \return error code
+*/
+int32_t csi_rsa_encrypt(rsa_handle_t handle, void *n, void *e, void *src, int32_t src_size, void *out, uint32_t *out_size, rsa_padding_t padding);
+
+
+/**
+ \brief decrypt
+ \param[in] handle rsa handle to operate.
+ \param[in] n Pointer to the public modulus
+ \param[in] d Pointer to the privte exponent
+ \param[in] src Pointer to the source data.
+ \param[in] src_size the source data len
+ \param[out] out Pointer to the result buffer
+ \param[out] out_size the result size
+ \param[in] padding \ref rsa_padding_t
+ \return error code
+*/
+int32_t csi_rsa_decrypt(rsa_handle_t handle, void *n, void *d, void *src, uint32_t src_size, void *out, uint32_t *out_size, rsa_padding_t padding);
+
+/**
+ \brief rsa sign
+ \param[in] handle rsa handle to operate.
+ \param[in] n Pointer to the public modulus
+ \param[in] d Pointer to the privte exponent
+ \param[in] src Pointer to the source data.
+ \param[in] src_size the source data len
+ \param[out] signature Pointer to the signature
+ \param[out] sig_size the signature size
+ \param[in] padding \ref rsa_padding_t
+ \return error code
+*/
+int32_t csi_rsa_sign(rsa_handle_t handle, void *n, void *d, void *src, uint32_t src_size, void *signature, void *sig_size, rsa_padding_t padding);
+
+/**
+ \brief rsa verify
+ \param[in] handle rsa handle to operate.
+ \param[in] n Pointer to the public modulus
+ \param[in] e Pointer to the public exponent
+ \param[in] src Pointer to the source data.
+ \param[in] src_size the source data len
+ \param[in] signature Pointer to the signature
+ \param[in] sig_size the signature size
+ \param[out] result Pointer to the result
+ \param[in] padding \ref rsa_padding_t
+ \return error code
+*/
+int32_t csi_rsa_verify(rsa_handle_t handle, void *n, void *e, void *src, uint32_t src_size, void *signature, uint32_t sig_size, void *result, rsa_padding_t padding);
+/**
+ \brief Get RSA status.
+ \param[in] handle rsa handle to operate.
+ \return RSA status \ref rsa_status_t
+*/
+rsa_status_t csi_rsa_get_status(rsa_handle_t handle);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_RSA_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_rtc.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_rtc.h
new file mode 100644
index 000000000..182b3df84
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_rtc.h
@@ -0,0 +1,161 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_rtc.h
+ * @brief header file for rtc driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_RTC_H_
+#define _CSI_RTC_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+#include <time.h>
+
+/// definition for rtc handle.
+typedef void *rtc_handle_t;
+
+/****** rtc specific error codes *****/
+typedef enum {
+ EDRV_RTC_TIME = (EDRV_SPECIFIC + 1), ///< timer data not supported
+} drv_rtc_error_e;
+
+/**
+\brief RTC Status
+*/
+typedef struct {
+ uint32_t active : 1; ///< rtc is running or not
+} rtc_status_t;
+
+/****** RTC Event *****/
+typedef enum {
+ RTC_EVENT_TIMER_INTRERRUPT = 0 ///< generate interrupt
+} rtc_event_e;
+
+typedef void (*rtc_event_cb_t)(rtc_event_e event); ///< Pointer to \ref rtc_event_cb_t : RTC Event call back.
+
+/**
+\brief RTC Device Driver Capabilities.
+*/
+typedef struct {
+ uint32_t interrupt_mode : 1; ///< supports Interrupt mode
+ uint32_t wrap_mode : 1; ///< supports wrap mode
+} rtc_capabilities_t;
+
+/**
+ \brief get rtc instance count.
+ \return rtc instance count
+*/
+int32_t csi_rtc_get_instance_count(void);
+
+/**
+ \brief Initialize RTC Interface. 1. Initializes the resources needed for the RTC interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_rtc_get_instance_count()
+ \param[in] cb_event Pointer to \ref rtc_event_cb_t
+ \return pointer to rtc instance
+*/
+rtc_handle_t csi_rtc_initialize(int32_t idx, rtc_event_cb_t cb_event);
+
+/**
+ \brief De-initialize RTC Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle rtc handle to operate.
+ \return error code
+*/
+int32_t csi_rtc_uninitialize(rtc_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle rtc handle to operate.
+ \return \ref rtc_capabilities_t
+*/
+rtc_capabilities_t csi_rtc_get_capabilities(rtc_handle_t handle);
+
+/**
+ \brief Set RTC timer.
+ \param[in] handle rtc handle to operate.
+ \param[in] rtctime pointer to rtc time
+ \return error code
+*/
+int32_t csi_rtc_set_time(rtc_handle_t handle, const struct tm *rtctime);
+
+/**
+ \brief Get RTC timer.
+ \param[in] handle rtc handle to operate.
+ \param[in] rtctime pointer to rtc time
+ \return error code
+*/
+int32_t csi_rtc_get_time(rtc_handle_t handle, struct tm *rtctime);
+
+
+
+/**
+ \brief Start RTC timer.
+ \param[in] handle rtc handle to operate.
+ \return error code
+*/
+int32_t csi_rtc_start(rtc_handle_t handle);
+
+/**
+ \brief Stop RTC timer.
+ \param[in] handle rtc handle to operate.
+ \return error code
+*/
+int32_t csi_rtc_stop(rtc_handle_t handle);
+
+/**
+ \brief config rtc mode.
+ \param[in] handle rtc handle to operate.
+ \return error code
+*/
+//int32_t drv_rtc_config (rtc_handle_t handle/*,rtc_mode_e mode*/);
+
+/**
+ \brief Get RTC status.
+ \param[in] handle rtc handle to operate.
+ \return RTC status \ref rtc_status_t
+*/
+rtc_status_t csi_rtc_get_status(rtc_handle_t handle);
+
+/**
+ \brief config RTC timer.
+ \param[in] handle rtc handle to operate.
+ \param[in] rtctime time to wake up
+ \return error code
+*/
+int32_t csi_rtc_timer_config(rtc_handle_t handle, const struct tm *rtctime);
+
+/**
+ \brief disable or enable RTC timer.
+ \param[in] handle rtc handle to operate.
+ \param[in] en set 1 enable for rtc timer
+ \return error code
+*/
+int32_t csi_rtc_timer_enable(rtc_handle_t handle, uint8_t en);
+
+
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_RTC_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_sha.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_sha.h
new file mode 100644
index 000000000..238d1548f
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_sha.h
@@ -0,0 +1,172 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_sha.h
+ * @brief header file for sha driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CSI_SHA_H_
+#define _CSI_SHA_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+#include <drv_errno.h>
+
+
+/// definition for sha handle.
+typedef void *sha_handle_t;
+
+/****** SHA specific error codes *****/
+typedef enum {
+ SHA_ERROR_MODE = (EDRV_SPECIFIC + 1), ///< Specified Mode not supported
+ SHA_ERROR_ENDIAN ///< Specified endian not supported
+} drv_sha_error_e;
+
+/*----- SHA Control Codes: Mode -----*/
+typedef enum {
+ SHA_MODE_1 = 1, ///< SHA_1 mode
+ SHA_MODE_256 , ///< SHA_256 mode
+ SHA_MODE_224 , ///< SHA_224 mode
+ SHA_MODE_512 , ///< SHA_512 mode
+ SHA_MODE_384 , ///< SHA_384 mode
+ SHA_MODE_512_256 , ///< SHA_512_256 mode
+ SHA_MODE_512_224 ///< SHA_512_224 mode
+} sha_mode_e;
+
+/*----- SHA Control Codes: Mode Parameters: Endian -----*/
+typedef enum {
+ SHA_ENDIAN_MODE_BIG = 0, ///< Big Endian Mode
+ SHA_ENDIAN_MODE_LITTLE , ///< Little Endian Mode
+} sha_endian_mode_e;
+
+/**
+\brief SHA Status
+*/
+typedef struct {
+ uint32_t busy : 1; ///< calculate busy flag
+} sha_status_t;
+
+/****** SHA Event *****/
+typedef enum {
+ SHA_EVENT_COMPLETE = 0 ///< calculate completed
+} sha_event_e;
+
+typedef void (*sha_event_cb_t)(sha_event_e event); ///< Pointer to \ref sha_event_cb_t : SHA Event call back.
+
+
+/**
+\brief SHA Device Driver Capabilities.
+*/
+typedef struct {
+ uint32_t sha1 : 1; ///< supports sha1 mode
+ uint32_t sha224 : 1; ///< supports sha224 mode
+ uint32_t sha256 : 1; ///< supports sha256 mode
+ uint32_t sha384 : 1; ///< supports sha384 mode
+ uint32_t sha512 : 1; ///< supports sha512 mode
+ uint32_t sha512_224 : 1; ///< supports sha512_224 mode
+ uint32_t sha512_256 : 1; ///< supports sha512_256 mode
+ uint32_t endianmode : 1; ///< supports endian mode control
+ uint32_t interruptmode : 1; ///< supports interrupt mode
+} sha_capabilities_t;
+
+
+// Function documentation
+
+/**
+ \brief get sha handle count.
+ \return sha handle count
+*/
+int32_t csi_sha_get_instance_count(void);
+
+/**
+ \brief Initialize SHA Interface. 1. Initializes the resources needed for the SHA interface 2.registers event callback function
+ \param[in] handle Pointer to the buffer store the sha context
+ \param[in] cb_event Pointer to \ref sha_event_cb_t
+ \return return sha handle if success
+*/
+sha_handle_t csi_sha_initialize(sha_handle_t handle, sha_event_cb_t cb_event);
+
+/**
+ \brief De-initialize SHA Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle sha handle to operate.
+ \return error code
+*/
+int32_t csi_sha_uninitialize(sha_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle sha handle to operate.
+ \return \ref sha_capabilities_t
+*/
+sha_capabilities_t csi_sha_get_capabilities(sha_handle_t handle);
+
+/**
+ \brief config sha mode.
+ \param[in] handle sha handle to operate.
+ \param[in] mode \ref sha_mode_e
+ \param[in] endian \ref sha_endian_mode_e
+ \return error code
+*/
+int32_t csi_sha_config(sha_handle_t handle,
+ sha_mode_e mode,
+ sha_endian_mode_e endian
+ );
+
+/**
+ \brief start the engine
+ \param[in] handle sha handle to operate.
+ \param[in] context Pointer to the sha context.
+ \return error code
+*/
+int32_t csi_sha_starts(sha_handle_t handle, void *context);
+
+/**
+ \brief updata the engine
+ \param[in] handle sha handle to operate.
+ \param[in] context Pointer to the sha context.
+ \param[in] input Pointer to the Source data
+ \param[in] len the data len
+ \return error code
+*/
+int32_t csi_sha_update(sha_handle_t handle, void *context, const void *input, uint32_t len);
+
+/**
+ \brief finish the engine
+ \param[in] handle sha handle to operate.
+ \param[in] context Pointer to the sha context.
+ \param[out] output Pointer to the dest data
+ \return error code
+*/
+int32_t csi_sha_finish(sha_handle_t handle, void *context, void *output);
+
+/**
+ \brief Get SHA status.
+ \param[in] handle sha handle to operate.
+ \return SHA status \ref sha_status_t
+*/
+sha_status_t csi_sha_get_status(sha_handle_t handle);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_SHA_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_spi.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_spi.h
new file mode 100644
index 000000000..3e5afe570
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_spi.h
@@ -0,0 +1,320 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_spi.h
+ * @brief header file for spi driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_SPI_H_
+#define _CSI_SPI_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+#include <config.h>
+#ifdef CONFIG_SPI_DMA
+#include <drv_dmac.h>
+#endif
+
+/// definition for spi handle.
+typedef void *spi_handle_t;
+
+/****** SPI specific error codes *****/
+typedef enum {
+ EDRV_SPI_MODE = (EDRV_SPECIFIC + 1), ///< Specified Mode not supported
+ EDRV_SPI_FRAME_FORMAT, ///< Specified Frame Format not supported
+ EDRV_SPI_DATA_BITS, ///< Specified number of Data bits not supported
+ EDRV_SPI_BIT_ORDER, ///< Specified Bit order not supported
+ EDRV_SPI_SS_MODE ///< Specified Slave Select Mode not supported
+} drv_spi_err_e;
+
+/*----- SPI Control Codes: Mode -----*/
+typedef enum {
+ SPI_MODE_INACTIVE = 0, ///< SPI Inactive
+ SPI_MODE_MASTER, ///< SPI Master (Output on MOSI, Input on MISO); arg = Bus Speed in bps
+ SPI_MODE_SLAVE, ///< SPI Slave (Output on MISO, Input on MOSI)
+ SPI_MODE_MASTER_SIMPLEX, ///< SPI Master (Output/Input on MOSI); arg = Bus Speed in bps
+ SPI_MODE_SLAVE_SIMPLEX ///< SPI Slave (Output/Input on MISO)
+} spi_mode_e;
+
+/*----- SPI Control Codes: Mode Parameters: Frame Format -----*/
+typedef enum {
+ SPI_FORMAT_CPOL0_CPHA0 = 0, ///< Clock Polarity 0, Clock Phase 0 (default)
+ SPI_FORMAT_CPOL0_CPHA1, ///< Clock Polarity 0, Clock Phase 1
+ SPI_FORMAT_CPOL1_CPHA0, ///< Clock Polarity 1, Clock Phase 0
+ SPI_FORMAT_CPOL1_CPHA1, ///< Clock Polarity 1, Clock Phase 1
+} spi_format_e;
+
+/*----- SPI Control Codes: Mode Parameters: Bit Order -----*/
+typedef enum {
+ SPI_ORDER_MSB2LSB = 0, ///< SPI Bit order from MSB to LSB (default)
+ SPI_ORDER_LSB2MSB ///< SPI Bit order from LSB to MSB
+} spi_bit_order_e;
+
+/*----- SPI Control Codes: Mode Parameters: Data Width in bits -----*/
+#define SPI_DATAWIDTH_MAX 32 /* 1 ~ 32 bit*/
+
+/*----- SPI Control Codes: Mode Parameters: Slave Select Mode -----*/
+typedef enum {
+ /*options for SPI_MODE_MASTER/SPI_MODE_MASTER_SIMPLEX */
+ SPI_SS_MASTER_UNUSED = 0, ///< SPI Slave Select when Master: Not used (default).SS line is not controlled by master, For example,SS line connected to a fixed low level
+ SPI_SS_MASTER_SW, ///< SPI Slave Select when Master: Software controlled. SS line is configured by software
+ SPI_SS_MASTER_HW_OUTPUT, ///< SPI Slave Select when Master: Hardware controlled Output.SS line is activated or deactivated automatically by hardware
+ SPI_SS_MASTER_HW_INPUT, ///< SPI Slave Select when Master: Hardware monitored Input.Used in multi-master configuration where a master does not drive the Slave Select when driving the bus, but rather monitors it
+ /*options for SPI_MODE_SLAVE/SPI_MODE_SLAVE_SIMPLEX */
+ SPI_SS_SLAVE_HW, ///< SPI Slave Select when Slave: Hardware monitored (default).Hardware monitors the Slave Select line and accepts transfers only when the line is active
+ SPI_SS_SLAVE_SW ///< SPI Slave Select when Slave: Software controlled.Used only when the Slave Select line is not used. Software controls if the slave is responding or not(enables or disables transfers)
+} spi_ss_mode_e;
+
+/****** SPI Slave Select Signal definitions *****/
+typedef enum {
+ SPI_SS_INACTIVE = 0, ///< SPI Slave Select Signal/line Inactive
+ SPI_SS_ACTIVE ///< SPI Slave Select Signal/line Active
+} spi_ss_stat_e;
+
+/**
+\brief SPI Status
+*/
+typedef struct {
+ uint32_t busy : 1; ///< Transmitter/Receiver busy flag
+ uint32_t data_lost : 1; ///< Data lost: Receive overflow / Transmit underflow (cleared on start of transfer operation)
+ uint32_t mode_fault : 1; ///< Mode fault detected; optional (cleared on start of transfer operation)
+} spi_status_t;
+
+/****** SPI Event *****/
+typedef enum {
+ SPI_EVENT_TRANSFER_COMPLETE = 0, ///< Data Transfer completed. Occurs after call to ARM_SPI_Send, ARM_SPI_Receive, or ARM_SPI_Transfer to indicate that all the data has been transferred. The driver is ready for the next transfer operation
+ SPI_EVENT_TX_COMPLETE, ///< Data Transfer completed. Occurs after call to ARM_SPI_Send, ARM_SPI_Receive, or ARM_SPI_Transfer to indicate that all the data has been transferred. The driver is ready for the next transfer operation
+ SPI_EVENT_RX_COMPLETE, ///< Data Transfer completed. Occurs after call to ARM_SPI_Send, ARM_SPI_Receive, or ARM_SPI_Transfer to indicate that all the data has been transferred. The driver is ready for the next transfer operation
+ SPI_EVENT_DATA_LOST, ///< Data lost: Receive overflow / Transmit underflow. Occurs in slave mode when data is requested/sent by master but send/receive/transfer operation has not been started and indicates that data is lost. Occurs also in master mode when driver cannot transfer data fast enough.
+ SPI_EVENT_MODE_FAULT ///< Master Mode Fault (SS deactivated when Master).Occurs in master mode when Slave Select is deactivated and indicates Master Mode Fault. The driver is ready for the next transfer operation.
+} spi_event_e;
+
+typedef void (*spi_event_cb_t)(spi_event_e event, void *arg); ///< Pointer to \ref spi_event_cb_t : SPI Event call back.
+
+/**
+\brief SPI Driver Capabilities.
+*/
+typedef struct {
+ uint32_t simplex : 1; ///< supports Simplex Mode (Master and Slave)
+ uint32_t ti_ssi : 1; ///< supports TI Synchronous Serial Interface
+ uint32_t microwire : 1; ///< supports Microwire Interface
+ uint32_t event_mode_fault : 1; ///< Signal Mode Fault event: \ref spi_event_e
+} spi_capabilities_t;
+
+/**
+ \brief Initialize SPI Interface. 1. Initializes the resources needed for the SPI interface 2.registers event callback function
+ \param[in] mosi spi pin of mosi
+ \param[in] miso spi pin of miso
+ \param[in] sclk spi pin of sclk
+ \param[in] ssel spi pin of ssel
+ \param[in] cb_event event call back function \ref spi_event_cb_t
+ \param[in] cb_arg argument for call back function
+ \return return spi handle if success
+*/
+spi_handle_t csi_spi_initialize(pin_t mosi, pin_t miso, pin_t sclk, pin_t ssel, spi_event_cb_t cb_event, void *cb_arg);
+
+/**
+ \brief De-initialize SPI Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle spi handle to operate.
+ \return error code
+*/
+int32_t csi_spi_uninitialize(spi_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle spi handle to operate.
+ \return \ref spi_capabilities_t
+*/
+spi_capabilities_t csi_spi_get_capabilities(spi_handle_t handle);
+
+/**
+ \brief config spi mode.
+ \param[in] handle spi handle to operate.
+ \param[in] sysclk sysclk for spi module.
+ \param[in] baud spi baud rate. if negative, then this attribute not changed
+ \param[in] mode \ref spi_mode_e . if negative, then this attribute not changed
+ \param[in] format \ref spi_format_e . if negative, then this attribute not changed
+ \param[in] order \ref spi_bit_order_e . if negative, then this attribute not changed
+ \param[in] ss_mode \ref spi_ss_mode_e . if negative, then this attribute not changed
+ \param[in] bit_width spi data bitwidth: (1 ~ SPI_DATAWIDTH_MAX) . if negative, then this attribute not changed
+ \return error code
+*/
+int32_t csi_spi_config(spi_handle_t handle,
+ int32_t sysclk,
+ int32_t baud,
+ spi_mode_e mode,
+ spi_format_e format,
+ spi_bit_order_e order,
+ spi_ss_mode_e ss_mode,
+ int32_t bit_width);
+
+/**
+ \brief config spi default tx value.
+ \param[in] handle spi handle to operate.
+ \param[in] value default tx value
+ \return error code
+*/
+int32_t csi_spi_set_default_tx_value(spi_handle_t handle, uint32_t value);
+
+/**
+\brief sending data to SPI transmitter,(received data is ignored).
+ if non-blocking mode, this function only start the sending,
+ \ref spi_event_e is signaled when operation completes or error happens.
+ \ref csi_spi_get_status can indicates operation status.
+ if blocking mode, this function return after operation completes or error happens.
+ \param[in] handle spi handle to operate.
+ \param[in] data Pointer to buffer with data to send to SPI transmitter. data_type is : uint8_t for 1..8 data bits, uint16_t for 9..16 data bits,uint32_t for 17..32 data bits,
+ \param[in] num Number of data items to send.
+ \param[in] block_mode blocking and non_blocking to selcect
+ \return error code
+*/
+int32_t csi_spi_send(spi_handle_t handle, const void *data, uint32_t num, uint8_t block_mode);
+
+/**
+ \brief receiving data from SPI receiver.transmits the default value as specified by csi_spi_set_default_tx_value
+ if non-blocking mode, this function only start the receiving,
+ \ref spi_event_e is signaled when operation completes or error happens.
+ \ref csi_spi_get_status can indicates operation status.
+ if blocking mode, this function return after operation completes or error happens.
+ \param[in] handle spi handle to operate.
+ \param[out] data Pointer to buffer for data to receive from SPI receiver
+ \param[in] num Number of data items to receive
+ \param[in] block_mode blocking and non_blocking to selcect
+ \return error code
+*/
+int32_t csi_spi_receive(spi_handle_t handle, void *data, uint32_t num, uint8_t block_mode);
+
+/**
+ \brief sending/receiving data to/from SPI transmitter/receiver.
+ if non-blocking mode, this function only start the transfer,
+ \ref spi_event_e is signaled when operation completes or error happens.
+ \ref csi_spi_get_status can indicates operation status.
+ if blocking mode, this function return after operation completes or error happens.
+ \param[in] handle spi handle to operate.
+ \param[in] data_out Pointer to buffer with data to send to SPI transmitter
+ \param[out] data_in Pointer to buffer for data to receive from SPI receiver
+ \param[in] num_out Number of data items to send
+ \param[in] num_in Number of data items to receive
+ \param[in] block_mode blocking and non_blocking to selcect
+ \return error code
+*/
+int32_t csi_spi_transfer(spi_handle_t handle, const void *data_out, void *data_in, uint32_t num_out, uint32_t num_in, uint8_t block_mode);
+
+/**
+ \brief abort spi transfer.
+ \param[in] handle spi handle to operate.
+ \return error code
+*/
+int32_t csi_spi_abort_transfer(spi_handle_t handle);
+
+/**
+ \brief Get SPI status.
+ \param[in] handle spi handle to operate.
+ \return SPI status \ref spi_status_t
+*/
+spi_status_t csi_spi_get_status(spi_handle_t handle);
+
+/**
+ \brief config the SPI mode.
+ \param[in] handle spi handle
+ \param[in] mode spi mode. \ref spi_mode_e
+ \return error code
+*/
+int32_t csi_spi_config_mode(spi_handle_t handle, spi_mode_e mode);
+
+/**
+ \brief Set the SPI clock divider.
+ \param[in] handle spi handle
+ \param[in] baud spi baud rate
+ \param[in] apbfreq sysclk for spi module.
+ \return error code
+*/
+int32_t csi_spi_config_baudrate(spi_handle_t handle, int32_t baud, int32_t apbfreq);
+
+/**
+ \brief config the SPI mode.
+ \param[in] handle spi handle
+ \param[in] order spi bit order.\ref spi_bit_order_e
+ \return error code
+*/
+int32_t csi_spi_config_bit_order(spi_handle_t handle, spi_bit_order_e order);
+
+/**
+ \brief Set the SPI datawidth.
+ \param[in] handle spi handle
+ \param[in] datawidth date frame size in bits
+ \return error code
+*/
+int32_t csi_spi_config_datawidth(spi_handle_t handle, int32_t datawidth);
+
+/**
+ \brief config the SPI format.
+ \param[in] handle spi handle
+ \param[in] format spi format. \ref spi_format_e
+ \return error code
+*/
+int32_t csi_spi_config_format(spi_handle_t handle, spi_format_e format);
+
+/**
+ \brief config the SPI slave select mode.
+ \param[in] handle spi handle
+ \param[in] ss_mode spi slave select mode. \ref spi_ss_mode_e
+ \return error code
+*/
+int32_t csi_spi_config_ss_mode(spi_handle_t handle, spi_ss_mode_e ss_mode);
+
+/**
+ \brief Get spi transferred data count.
+ \param[in] handle spi handle to operate.
+ \return number of data bytes transferred
+*/
+uint32_t csi_spi_get_data_count(spi_handle_t handle);
+
+/**
+ \brief control spi power.
+ \param[in] handle spi handle to operate.
+ \param[in] state power state.\ref csi_power_stat_e.
+ \return error code
+*/
+int32_t csi_spi_power_control(spi_handle_t handle, csi_power_stat_e state);
+
+/**
+ \brief Check if a value is available to read.
+ \param[in] handle spi handle to operate.
+ \return non-zero if a value is available
+*/
+int32_t csi_spi_slave_readable(spi_handle_t handle);
+
+/**
+ \brief Control the Slave Select signal (SS).
+ \param[in] handle spi handle to operate.
+ \param[in] stat SS state. \ref spi_ss_stat_e.
+ \return error code
+*/
+int32_t csi_spi_ss_control(spi_handle_t handle, spi_ss_stat_e stat);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_SPI_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_tee.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_tee.h
new file mode 100644
index 000000000..61d61b1d2
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_tee.h
@@ -0,0 +1,640 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/******************************************************************************
+ * @file drv_tee.h
+ * @brief Header File for TEE
+ * @version V1.0
+ * @date 12 Sep 2017
+ ******************************************************************************/
+#ifndef _CSI_AES_H_
+#define _CSI_AES_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+
+/****** TEE AES mode *****/
+typedef enum {
+ TEE_AES_MODE_ECB = 0, ///< TEE AES ECB mode
+ TEE_AES_MODE_CBC = 1, ///< TEE AES CBC mode
+ TEE_AES_MODE_MAX, ///< invaild mode
+}
+tee_aes_mode_e;
+
+/**
+ \brief TEE AES encrypt
+ \note Length should be a multiple of the block size (16 bytes)
+ After calling this function, the content of iv is updated.
+ \param[in] in Pointer to plaintext buffer
+ \param[in] in_len Plaintext buffer length
+ \param[in] key Pointer to secret key
+ \param[in] key_len Secret key size,must be 16 bytes for AES128,24 bytes for AES192 or 32byes for AES256
+ \param[out] out Pointer to ciphertext buffer
+ \param[in] mode \ref tee_aes_mode_e
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_aes_encrypt(const uint8_t *in, uint32_t in_len,
+ const uint8_t *key, uint32_t key_len,
+ uint8_t iv[16],
+ uint8_t *out,
+ tee_aes_mode_e mode);
+
+/**
+ \brief TEE AES decrypt
+ \note Length should be a multiple of the block size (16 bytes)
+ After calling this function, the content of iv is updated.
+ \param[in] in Pointer to ciphertext buffer
+ \param[in] in_len Ciphertext buffer length
+ \param[in] key Pointer to secret key
+ \param[in] key_len Secret key size,must be 16 bytes for AES128,24 bytes for AES192 or 32byes for AES256
+ \param[out] out Pointer to plaintext buffer
+ \param[in] mode \ref tee_aes_mode_e
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_aes_decrypt(const uint8_t *in, uint32_t in_len,
+ const uint8_t *key, uint32_t key_len,
+ uint8_t iv[16],
+ uint8_t *out,
+ uint32_t mode);
+
+/**
+ \brief TEE AES ECB encrypt
+ \note Length should be a multiple of the block size (16 bytes)
+ After calling this function, the content of iv is updated.
+ \param[in] in Pointer to plaintext buffer
+ \param[in] in_len Plaintext buffer length
+ \param[in] key Pointer to secret key
+ \param[in] key_len Secret key size,must be 16 bytes for AES128,24 bytes for AES192 or 32byes for AES256
+ \param[out] out Pointer to ciphertext buffer
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_aes_encrypt_ecb(in, in_len, key, key_len, out) \
+ csi_tee_aes_encrypt(in, in_len, key, key_len, NULL, out, TEE_AES_MODE_ECB)
+
+/**
+ \brief TEE AES ECB decrypt
+ \note Length should be a multiple of the block size (16 bytes)
+ After calling this function, the content of iv is updated.
+ \param[in] in Pointer to ciphertext buffer
+ \param[in] in_len Ciphertext buffer length
+ \param[in] key Pointer to secret key
+ \param[in] key_len Secret key size,must be 16 bytes for AES128,24 bytes for AES192 or 32byes for AES256
+ \param[out] out Pointer to plaintext buffer
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_aes_decrypt_ecb(in, in_len, key, key_len, out) \
+ csi_tee_aes_decrypt(in, in_len, key, key_len, NULL, out, TEE_AES_MODE_ECB)
+
+/**
+ \brief TEE AES CBC encrypt
+ \note Length should be a multiple of the block size (16 bytes)
+ After calling this function, the content of iv is updated.
+ \param[in] in Pointer to ciphertext buffer
+ \param[in] in_len Ciphertext buffer length
+ \param[in] key Pointer to secret key
+ \param[in] key_len Secret key size,must be 16 bytes for AES128,24 bytes for AES192 or 32byes for AES256
+ \param[out] out Pointer to plaintext buffer
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_aes_encrypt_cbc(in, in_len, key, key_len, iv, out) \
+ csi_tee_aes_encrypt(in, in_len, key, key_len, iv, out, TEE_AES_MODE_CBC)
+
+/**
+ \brief TEE AES CBC decrypt
+ \note Length should be a multiple of the block size (16 bytes)
+ After calling this function, the content of iv is updated.
+ \param[in] in Pointer to ciphertext buffer
+ \param[in] in_len Ciphertext buffer length
+ \param[in] key Pointer to secret key
+ \param[in] key_len Secret key size,must be 16 bytes for AES128,24 bytes for AES192 or 32byes for AES256
+ \param[out] out Pointer to plaintext buffer
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_aes_decrypt_cbc(in, in_len, key, key_len, iv, out) \
+ csi_tee_aes_decrypt(in, in_len, key, key_len, iv, out, TEE_AES_MODE_CBC)
+
+/**
+ \brief TEE BASE64 encode/decode
+ \param[in] in Pointer to input data buffer
+ \param[in] in_len input data buffer length
+ \param[out] out Pointer to output data buffer
+ \param[out] out_len output data buffer length
+ \param[in] is_encode 1 encode 0 decode
+ \param[in] wsafe base64 websafe feature,set 1, replace "+/" with "-_"
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_base64(const uint8_t *in, uint32_t in_len,
+ uint8_t *out, uint32_t *out_len,
+ uint32_t is_encode,
+ uint32_t wsafe);
+
+/**
+ \brief TEE BASE64 encode
+ \param[in] in Pointer to input data buffer
+ \param[in] in_len input data buffer length
+ \param[out] out Pointer to output data buffer
+ \param[out] out_len output data buffer length
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_base64_encode(in,in_len,out,out_len) \
+ csi_tee_base64(in,in_len,out,out_len,1,0)
+
+/**
+ \brief TEE BASE64 decode
+ \param[in] in Pointer to input data buffer
+ \param[in] in_len input data buffer length
+ \param[out] out Pointer to output data buffer
+ \param[out] out_len output data buffer length
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_base64_decode(in,in_len,out,out_len) \
+ csi_tee_base64(in,in_len,out,out_len,0,0)
+
+/**
+ \brief TEE BASE64 web safe encode
+ \param[in] in Pointer to input data buffer
+ \param[in] in_len input data buffer length
+ \param[out] out Pointer to output data buffer
+ \param[out] out_len output data buffer length
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_base64_websafe_encode(in,in_len,out,out_len) \
+ csi_tee_base64(in,in_len,out,out_len,1,1)
+
+/**
+ \brief TEE BASE64 web safe decode
+ \param[in] in Pointer to input data buffer
+ \param[in] in_len input data buffer length
+ \param[out] out Pointer to output data buffer
+ \param[out] out_len output data buffer length
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_base64_websafe_decode(in,in_len,out,out_len) \
+ csi_tee_base64(in,in_len,out,out_len,0,1)
+
+/**
+ \brief TEE obtain CID from Key Provisioning
+ \param[out] out Pointer to cid buffer
+ \param[out] out_len cid buffer length,if cid obtain successfully,
+ out_len is updated to actual cid sizes
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_get_cid(uint8_t *out, uint32_t *out_len);
+
+/****** lpm mode *****/
+typedef enum {
+ TEE_LPM_MODE_WAIT = 0, ///< lpm wait
+ TEE_LPM_MODE_DOZE = 1, ///< lpm doze
+ TEE_LPM_MODE_STOP = 2, ///< lpm stop
+ TEE_LPM_MODE_STANDBY = 3, ///< lpm standby
+ TEE_LPM_MODE_MAX,
+} tee_lpm_mode_e;
+
+/**
+ \brief TEE set low power mode
+ \param[in] gate not use for now
+ \param[in] irqid not use for now
+ \param[in] mode \ref tee_lpm_mode_e
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_enter_lpm(uint32_t gate, uint32_t irqid, tee_lpm_mode_e mode);
+
+/**
+ \brief TEE obtain manifest info from manifest table
+ \note call csi_tee_get_sys_img_info, csi_tee_get_sys_os_version or csi_tee_get_sys_partition is better
+ \param[out] out Pointer to info buffer
+ \param[out] out_len Info buffer length,if info obtain successfully,
+ out_len is updated to actual sizes
+ \param[in] name info name
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_get_manifest_info(uint8_t *out, uint32_t *out_len, char *name);
+
+/**
+ \brief TEE obtain image buffer from manifest table
+ \param[out] out Pointer to image buffer
+ \param[out] out_len Image buffer length,if info obtain successfully,
+ out_len is updated to actual image buffer sizes
+ \param[in] img_name image name
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_get_sys_img_info(out,out_len,img_name) \
+ csi_tee_get_manifest_info(out,out_len,img_name)
+
+/**
+ \brief TEE obtain os version from manifest table
+ \param[out] out Pointer to os version buffer
+ \param[out] out_len OS version buffer length,if info obtain successfully,
+ out_len is updated to actual os version buffer sizes
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_get_sys_os_version(out,out_len) \
+ csi_tee_get_manifest_info(out,out_len,"os_v")
+
+/**
+ \brief TEE obtain partition buffer from manifest table
+ \param[out] out Pointer to partition buffer
+ \param[out] out_len Partition buffer length,if info obtain successfully,
+ out_len is updated to actual partition buffer sizes
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_get_sys_partition(out,out_len) \
+ csi_tee_get_manifest_info(out,out_len,"sys_p")
+
+/**
+ \brief TEE set random seed
+ \param[in] Seed random sedd
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_rand_seed(uint32_t seed);
+
+/**
+ \brief TEE ramdom date generation
+ \param[out] out Pointer to random data buffer
+ \param[in] out_len Data buffer length
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_rand_generate(uint8_t *out, uint32_t out_len);
+
+/****** TEE RSA sign type *****/
+typedef enum {
+ TEE_RSA_MD5 = 0, ///< MD5
+ TEE_RSA_SHA1 = 1, ///< SHA1
+ TEE_RSA_SHA256 = 3, ///< SHA256
+ TEE_RSA_SIGN_TYPE_MAX, ///< invailed type
+} tee_rsa_sign_type_e;
+
+/**
+ \brief TEE RSA sign with private key
+ \param[in] in Pointer to digest buffer
+ \param[in] in_len Digest buffer length
+ \param[in] key Pointer to private key,key contains n, e, d
+ \param[in] key_len Private key size,must be 128*3 = 384 bytes for RSA1024, 256*3 = 768 bytes for RSA2048
+ \param[out] sign Pointer to sign buffer
+ \param[out] sign_len Sign buffer length
+ \param[in] type \ref tee_rsa_sign_type_e
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_rsa_sign(const uint8_t *in, uint32_t in_len,
+ const uint8_t *key, uint32_t key_len,
+ uint8_t *sign, uint32_t *sign_len,
+ tee_rsa_sign_type_e type);
+
+/**
+ \brief TEE RSA verify with public key
+ \param[in] in Pointer to digest buffer
+ \param[in] in_len Digest buffer length
+ \param[in] key Pointer to public key,key contains n, e
+ \param[in] key_len Public key size,must be 128*2 = 256 bytes for RSA1024, 256*2 = 512 bytes for RSA2048
+ \param[in] sign Pointer to sign buffer
+ \param[in] sign_len Sign buffer length
+ \param[in] type \ref tee_rsa_sign_type_e
+ \return return 0 if verify successful,otherwise error code
+*/
+int32_t csi_tee_rsa_verify(const uint8_t *in, uint32_t in_len,
+ const uint8_t *key, uint32_t key_len,
+ uint8_t *sign, uint32_t sign_len,
+ tee_rsa_sign_type_e type);
+
+/****** TEE RSA padding mode *****/
+typedef enum {
+ TEE_RSA_PKCS1_PADDING = 0x01, ///< RSA PKCS padding mode
+ TEE_RSA_NO_PADDING = 0x02, ///< RSA no padding mode
+} tee_rsa_padding_mode_e;
+
+/**
+ \brief TEE RSA encrypt with public key
+ \param[in] in Pointer to plaintext buffer
+ \param[in] in_len Plaintext buffer length
+ \param[in] key Pointer to public key,key contains n, e
+ \param[in] key_len Public key size, must be 128*2 = 256 bytes for RSA1024, 256*2 = 512 bytes for RSA2048
+ \param[in] out Pointer to ciphertext buffer
+ \param[in] out_len Ciphertext buffer length
+ \param[in] padding \ref tee_rsa_padding_mode_e
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_rsa_encrypt(const uint8_t *in, uint32_t in_len,
+ const uint8_t *key, uint32_t key_len,
+ uint8_t *out, uint32_t *out_len,
+ tee_rsa_padding_mode_e padding);
+/**
+ \brief TEE RSA decrypt with private key
+ \param[in] in Pointer to ciphertext buffer
+ \param[in] in_len Ciphertext buffer length
+ \param[in] key Pointer to private key,key contains n, e, d
+ \param[in] key_len Private key size,must be 128*3 = 384 bytes for RSA1024, 256*3 = 768 bytes for RSA2048
+ \param[in] out Pointer to plaintext buffer
+ \param[in] out_len Plaintext buffer length
+ \param[in] padding \ref tee_rsa_padding_mode_e
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_rsa_decrypt(const uint8_t *in, uint32_t in_len,
+ const uint8_t *key, uint32_t key_len,
+ uint8_t *out, uint32_t *out_len,
+ tee_rsa_padding_mode_e padding);
+
+/**
+ \brief TEE RSA sign with internal private key
+ \note Only use if key provisioning exist
+ \param[in] in Pointer to digest buffer
+ \param[in] in_len Digest buffer length
+ \param[out] sign Pointer to sign buffer
+ \param[out] sign_len Sign buffer length
+ \param[in] type \ref tee_rsa_sign_type_e
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_cid_rsa_sign(in,in_len,sign,sign_len,type) \
+ csi_tee_rsa_sign(in,in_len,NULL,0,sign,sign_len,type)
+
+/**
+ \brief TEE RSA verify with internal public key
+ \note Only use if key provisioning exist
+ \param[in] in Pointer to digest buffer
+ \param[in] in_len Digest buffer length
+ \param[in] sign Pointer to sign buffer
+ \param[in] sign_len Sign buffer length
+ \param[in] type \ref tee_rsa_sign_type_e
+ \return return 0 if verify successful,otherwise error code
+*/
+#define csi_tee_cid_rsa_verify(in,in_len,sign,sign_len,type) \
+ csi_tee_rsa_verify(in,in_len,NULL,0,sign,sign_len,type)
+
+/**
+ \brief TEE RSA encrypt with internal public key
+ \note Only use if key provisioning exist
+ \param[in] in Pointer to plaintext buffer
+ \param[in] in_len Plaintext buffer length
+ \param[in] out Pointer to ciphertext buffer
+ \param[in] out_len Ciphertext buffer length
+ \param[in] padding \ref tee_rsa_padding_mode_e
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_cid_rsa_encrypt(in,in_len,out,out_len,padding) \
+ csi_tee_rsa_encrypt(in,in_len,NULL,0,out,out_len,padding)
+
+/**
+ \brief TEE RSA decrypt with internal private key
+ \note Only use if key provisioning exist
+ \param[in] in Pointer to ciphertext buffer
+ \param[in] in_len Ciphertext buffer length
+ \param[in] key Pointer to private key,key contains n, e, d
+ \param[in] key_len Private key size,must be 128*3 = 384 bytes for RSA1024, 256*3 = 768 bytes for RSA2048
+ \param[in] out Pointer to plaintext buffer
+ \param[in] out_len Plaintext buffer length
+ \param[in] padding \ref tee_rsa_padding_mode_e
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_cid_rsa_decrypt(in,in_len,out,out_len,padding) \
+ csi_tee_rsa_decrypt(in,in_len,NULL,0,out,out_len,padding)
+
+/**
+ \brief verify boot image with boot public key
+ \note Only use if key provisioning exist
+ \param[in] in Pointer to digest buffer
+ \param[in] in_len Digest buffer length
+ \param[in] sign Pointer to sign buffer
+ \param[in] sign_len Sign buffer length
+ \param[in] type \ref tee_rsa_sign_type_e
+ \return return 0 if verify successful,otherwise error code
+*/
+int32_t csi_tee_img_rsa_verify(const uint8_t *in, uint32_t in_len,
+ uint8_t *sign, uint32_t sign_len,
+ tee_rsa_sign_type_e type);
+
+/****** TEE HASH operation mode *****/
+typedef enum {
+ TEE_HASH_OP_NONE = 0, ///< No operation
+ TEE_HASH_OP_START = 1, ///< HASH init
+ TEE_HASH_OP_UPDATA = 2, ///< HASH update
+ TEE_HASH_OP_FINISH = 3, ///< HASH finish
+ TEE_HASH_OP_MAX, ///< invailed operation
+} tee_hash_op_e;
+
+/****** TEE HMAC type *****/
+typedef enum {
+ TEE_HMAC_SHA1 = 1, ///< HMAC with SHA1
+} tee_hmac_type_e;
+
+/**
+ \brief TEE HAMC
+ \note Call csi_tee_hmac_digest is better
+ out buffer size must be large enough according to type, eg. 20 bytes for TEE_HMAC_SHA1
+ \param[in] in Pointer to input data buffer
+ \param[in] in_len Input data buffer length
+ \param[in] key Pointer to key buffer
+ \param[in] key_len Key buffer size
+ \param[out] out Pointer to output date buffer
+ \param[in] type \ref tee_hmac_type_e
+ \param[in] hash_op \ref tee_hash_op_e
+ \param[in] ctx Pointer to context of hmac
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_hmac(const uint8_t *in, uint32_t in_len,
+ const uint8_t *key, uint32_t key_len,
+ uint8_t *out,
+ tee_hmac_type_e type,
+ tee_hash_op_e hash_op,
+ uint32_t *ctx);
+
+/**
+ \brief TEE HAMC digest
+ \note out buffer size must be large enough according to type, eg. 20 bytes for TEE_HMAC_SHA1
+ \param[in] in Pointer to input data buffer
+ \param[in] in_len Input data buffer length
+ \param[in] key Pointer to key buffer
+ \param[in] key_len Key buffer size
+ \param[out] out Pointer to output date buffer
+ \param[in] type \ref tee_hmac_type_e
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_hmac_digest(in,in_len,key,key_len,out,type) \
+ csi_tee_hmac(in,in_len,key,key_len,out,type,TEE_HASH_OP_NONE,NULL)
+
+/****** TEE SHA type *****/
+typedef enum {
+ TEE_SHA1 = 0, ///< SHA1
+ TEE_SHA256 = 1, ///< SHA256
+ TEE_SHA224 = 2, ///< SHA224
+ TEE_SHA384 = 3, ///< SHA384
+ TEE_SHA512 = 4, ///< SHA512
+ TEE_SHA_MAX, ///< invaild sha type
+} tee_sha_type_t;
+
+/**
+ \brief TEE SHA
+ \note Call csi_tee_sha_digest, csi_tee_sha_start, csi_tee_sha_update or csi_tee_sha_finish is better
+ out buffer size must be large enough according to type, eg. 20 bytes for TEE_SHA1, 32 bytes for TEE_SHA256
+ \param[in] in Pointer to input data buffer
+ \param[in] in_len Input data buffer length
+ \param[out] out Pointer to output date buffer
+ \param[in] type \ref tee_sha_type_t
+ \param[in] hash_op \ref tee_hash_op_e
+ \param[in] ctx Pointer to context of sha
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_sha(const uint8_t *in, uint32_t in_len,
+ uint8_t *out,
+ tee_sha_type_t type,
+ tee_hash_op_e hash_op,
+ void *ctx);
+
+/**
+ \brief TEE SHA digest
+ \note out buffer size must be large enough according to type, eg. 20 bytes for TEE_SHA1, 32 bytes for TEE_SHA256
+ \param[in] in Pointer to input data buffer
+ \param[in] in_len Input data buffer length
+ \param[out] out Pointer to output date buffer
+ \param[in] type \ref tee_sha_type_t
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_sha_digest(in,in_len,out,type) \
+ csi_tee_sha(in,in_len,out,type,TEE_HASH_OP_NONE,NULL);
+
+/**
+ \brief TEE SHA start, initial sha
+ \param[in] type \ref tee_sha_type_t
+ \param[in] ctx Pointer to context of sha
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_sha_start(type,ctx) \
+ csi_tee_sha(NULL,0,NULL,type,TEE_HASH_OP_START,ctx);
+
+/**
+ \brief TEE SHA update, update data
+ \param[in] in Pointer to input data buffer
+ \param[in] in_len Input data buffer length
+ \param[in] ctx Pointer to context of sha
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_sha_update(in,in_len,ctx) \
+ csi_tee_sha(in,in_len,NULL,0,TEE_HASH_OP_UPDATA,ctx);
+
+/**
+ \brief TEE SHA digest, get sha digest
+ \note out buffer size must be large enough according to type, eg. 20 bytes for TEE_SHA1, 32 bytes for TEE_SHA256
+ \param[out] out Pointer to output date buffer
+ \param[in] ctx Pointer to context of sha
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_sha_finish(out,ctx) \
+ csi_tee_sha(NULL,0,out,0,TEE_HASH_OP_FINISH,ctx);
+
+/**
+ \brief TEE get device name and product key
+ \param[in] name_encrypted Pointer to device name ciphertext
+ \param[in] name_encrypted_len device name ciphertext length
+ \param[in] product_key_encrypted Pointer to device product key ciphertext
+ \param[in] product_key_encrypted_len Device product key ciphertext length
+ \param[out] name Pointer to device name
+ \param[out] name_len Device name length
+ \param[out] product_key Pointer to device product key
+ \param[out] product_key_len Device product key length
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_dev_info_get(const uint8_t *name_encrypted, uint32_t name_encrypted_len,
+ const uint8_t *product_key_encrypted, uint32_t product_key_encrypted_len,
+ const uint8_t *name, uint32_t *name_len,
+ const uint8_t *product_key, uint32_t *product_key_len);
+
+/**
+ \brief TEE device info sign
+ \param[in] in Pointer to input date buffer
+ \param[in] in_len Input data buffer length
+ \param[in] device_secret Pointer to device secret ciphertext
+ \param[in] device_secret_len Device secret ciphertext length
+ \param[out] sign Pointer to signed buffer
+ \param[out] sign_len Signed buffer length
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_dev_info_sign(const uint8_t *in, uint32_t in_len,
+ const uint8_t *device_secret, uint32_t device_secret_len,
+ const uint8_t *sign, uint32_t *sign_len);
+
+/**
+ \brief TEE device info encrypt/decrypt
+ \param[in] in Pointer to input date buffer
+ \param[in] in_len Input data buffer length
+ \param[in] out Pointer to output date buffer
+ \param[in] out_len Onput data buffer length
+ \param[in] is_enc 1 incrypt 0 decrypt
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_dev_info_crypt(const uint8_t *in, uint32_t in_len,
+ uint8_t *out, uint32_t *out_len,
+ uint8_t is_enc);
+
+/**
+ \brief TEE device info encrypt
+ \param[in] in Pointer to input date buffer
+ \param[in] in_len Input data buffer length
+ \param[in] out Pointer to output date buffer
+ \param[in] out_len Onput data buffer length
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_dev_info_encrypt(in, in_len, out, out_len) \
+ csi_tee_dev_info_crypt(in, in_len, out, out_len, 1)
+
+/**
+ \brief TEE device info decrypt
+ \param[in] in Pointer to input date buffer
+ \param[in] in_len Input data buffer length
+ \param[in] out Pointer to output date buffer
+ \param[in] out_len Onput data buffer length
+ \return return 0 if successful,otherwise error code
+*/
+#define csi_tee_dev_info_decrypt(in, in_len, out, out_len) \
+ csi_tee_dev_info_crypt(in, in_len, out, out_len, 0)
+
+/****** system clock source type *****/
+typedef enum {
+ IHS_CLK = 0, ///< internel clock source
+ EHS_CLK = 1 ///< externel clock source
+} clk_src_e;
+
+/****** system clock value scope *****/
+typedef enum {
+ OSR_8M_CLK_16M = 0x80204, ///< register value for clock 16M
+ OSR_8M_CLK_24M = 0x80206, ///< register value for clock 24M
+ OSR_8M_CLK_32M = 0x80208, ///< register value for clock 32M
+ OSR_8M_CLK_40M = 0x8020a, ///< register value for clock 40M
+ OSR_8M_CLK_48M = 0x8020c ///< register value for clock 48M
+} clk_val_e;
+
+/**
+ \brief Set system frequence
+ \param[in] clk_src indicate clock source type
+ \param[in] clk_val system freqence to be set
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_set_sys_freq(uint32_t clk_src, uint32_t clk_val);
+
+/**
+ \brief Get system frequence
+ \param[in] clk_val value address to store system freqence
+ \return return 0 if successful,otherwise error code
+*/
+int32_t csi_tee_get_sys_freq(uint32_t *clk_val);
+
+
+int32_t csi_tee_xor(uint8_t *out, uint32_t *out_len);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_AES_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_timer.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_timer.h
new file mode 100644
index 000000000..a2474194f
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_timer.h
@@ -0,0 +1,168 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_timer.h
+ * @brief header file for timer driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_TIMER_H_
+#define _CSI_TIMER_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+
+/// definition for timer handle.
+typedef void *timer_handle_t;
+
+/*----- TIMER Control Codes: Mode -----*/
+typedef enum {
+ TIMER_MODE_FREE_RUNNING = 0, ///< free running mode
+ TIMER_MODE_RELOAD ///< reload mode
+} timer_mode_e;
+
+/**
+\brief TIMER Status
+*/
+typedef struct {
+ uint32_t active : 1; ///< timer active flag
+ uint32_t timeout : 1; ///< timeout flag
+} timer_status_t;
+
+/**
+\brief TIMER Event
+*/
+typedef enum {
+ TIMER_EVENT_TIMEOUT = 0 ///< time out event
+} timer_event_e;
+
+typedef void (*timer_event_cb_t)(timer_event_e event, void *arg); ///< Pointer to \ref timer_event_cb_t : TIMER Event call back.
+
+/**
+\brief TIMER Device Driver Capabilities.
+*/
+typedef struct {
+ uint32_t interrupt_mode : 1; ///< supports Interrupt mode
+} timer_capabilities_t;
+
+/**
+ \brief get timer instance count.
+ \return timer instance count
+*/
+int32_t csi_timer_get_instance_count(void);
+
+/**
+ \brief Initialize TIMER Interface. 1. Initializes the resources needed for the TIMER interface 2.registers event callback function
+ \param[in] idx instance timer index
+ \param[in] cb_event Pointer to \ref timer_event_cb_t
+ \param[in] cb_arg arguments of cb_event
+ \return pointer to timer instance
+*/
+timer_handle_t csi_timer_initialize(int32_t idx, timer_event_cb_t cb_event, void *cb_arg);
+
+/**
+ \brief De-initialize TIMER Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle timer handle to operate.
+ \return error code
+*/
+int32_t csi_timer_uninitialize(timer_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle timer handle to operate.
+ \return \ref timer_capabilities_t
+*/
+timer_capabilities_t csi_timer_get_capabilities(timer_handle_t handle);
+
+/**
+ \brief config timer mode.
+ \param[in] handle timer handle to operate.
+ \param[in] mode \ref timer_mode_e
+ \return error code
+*/
+int32_t csi_timer_config(timer_handle_t handle, timer_mode_e mode);
+
+/**
+ \brief Set timer.
+ \param[in] handle timer handle to operate.
+ \param[in] timeout the timeout value in microseconds(us).
+ \return error code
+*/
+int32_t csi_timer_set_timeout(timer_handle_t handle, uint32_t timeout);
+
+/**
+ \brief Start timer.
+ \param[in] handle timer handle to operate.
+ \param[in] apbfreq APB frequency
+ \return error code
+*/
+int32_t csi_timer_start(timer_handle_t handle, uint32_t apbfreq);
+
+/**
+ \brief Stop timer.
+ \param[in] handle timer handle to operate.
+ \return error code
+*/
+int32_t csi_timer_stop(timer_handle_t handle);
+
+/**
+ \brief suspend timer.
+ \param[in] handle timer handle to operate.
+ \return error code
+*/
+int32_t csi_timer_suspend(timer_handle_t handle);
+
+/**
+ \brief resume timer.
+ \param[in] handle timer handle to operate.
+ \return error code
+*/
+int32_t csi_timer_resume(timer_handle_t handle);
+
+/**
+ \brief get timer current value
+ \param[in] handle timer handle to operate.
+ \param[in] value timer current value
+ \return error code
+*/
+int32_t csi_timer_get_current_value(timer_handle_t handle, uint32_t *value);
+
+/**
+ \brief Get TIMER status.
+ \param[in] handle timer handle to operate.
+ \return TIMER status \ref timer_status_t
+*/
+timer_status_t csi_timer_get_status(timer_handle_t handle);
+
+/**
+ \brief get timer reload value
+ \param[in] handle timer handle to operate.
+ \param[in] value timer reload value
+ \return error code
+*/
+int32_t csi_timer_get_load_value(timer_handle_t handle, uint32_t *value);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_TIMER_H_ */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_trng.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_trng.h
new file mode 100644
index 000000000..5646c4c76
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_trng.h
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_trng.h
+ * @brief header file for trng driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+#ifndef _CSI_TRNG_H_
+#define _CSI_TRNG_H_
+
+#include "drv_common.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+
+
+/// definition for trng handle.
+typedef void *trng_handle_t;
+/****** TRNG specific error codes *****/
+typedef enum {
+ TRNG_ERROR_MODE = 0, ///< Specified Mode not supported
+} drv_trng_error_e;
+
+/*----- TRNG Control Codes: Mode -----*/
+typedef enum {
+ TRNG_MODE_LOWPOWER = 0, ///< TRNG Low power Mode
+ TRNG_MODE_NORMAL ///< TRNG Normal Mode
+} trng_mode_e;
+
+/**
+\brief TRNG Status
+*/
+typedef struct {
+ uint32_t busy : 1;
+ uint32_t data_valid : 1; ///< Data is valid flag
+} trng_status_t;
+
+/****** TRNG Event *****/
+typedef enum {
+ TRNG_EVENT_DATA_GENERATE_COMPLETE = 0 ///< Get data from TRNG success
+} trng_event_e;
+typedef void (*trng_event_cb_t)(trng_event_e event); ///< Pointer to \ref trng_event_cb_t : TRNG Event call back.
+
+/**
+\brief TRNG Device Driver Capabilities.
+*/
+typedef struct {
+ uint32_t lowper_mode : 1; ///< supports low power mode
+} trng_capabilities_t;
+
+// Function documentation
+
+/**
+ \brief get trng handle count.
+ \return trng handle count
+*/
+int32_t csi_trng_get_instance_count(void);
+
+/**
+ \brief Initialize TRNG Interface. 1. Initializes the resources needed for the TRNG interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_trng_get_instance_count()
+ \param[in] cb_event Pointer to \ref trng_event_cb_t
+ \return pointer to trng handle
+*/
+trng_handle_t csi_trng_initialize(int32_t idx, trng_event_cb_t cb_event);
+
+/**
+ \brief De-initialize TRNG Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle trng handle to operate.
+ \return error code
+*/
+int32_t csi_trng_uninitialize(trng_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle trng handle to operate.
+ \return \ref trng_capabilities_t
+*/
+trng_capabilities_t csi_trng_get_capabilities(trng_handle_t handle);
+
+/**
+ \brief Get data from the TRNG.
+ \param[in] handle trng handle to operate.
+ \param[out] data Pointer to buffer with data get from TRNG
+ \param[in] num Number of data items to obtain
+ \return error code
+*/
+int32_t csi_trng_get_data(trng_handle_t handle, void *data, uint32_t num);
+
+/**
+ \brief Get TRNG status.
+ \param[in] handle trng handle to operate.
+ \return TRNG status \ref trng_status_t
+*/
+trng_status_t csi_trng_get_status(trng_handle_t handle);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_TRNG_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_usart.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_usart.h
new file mode 100644
index 000000000..cd8bbf6d7
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_usart.h
@@ -0,0 +1,495 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_usart.h
+ * @brief header file for usart driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_USART_H_
+#define _CSI_USART_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <drv_common.h>
+
+/// definition for usart handle.
+typedef void *usart_handle_t;
+
+/****** USART specific error codes *****/
+typedef enum {
+ EDRV_USART_MODE = (EDRV_SPECIFIC + 1), ///< Specified Mode not supported
+ EDRV_USART_BAUDRATE, ///< Specified baudrate not supported
+ EDRV_USART_DATA_BITS, ///< Specified number of Data bits not supported
+ EDRV_USART_PARITY, ///< Specified Parity not supported
+ EDRV_USART_STOP_BITS, ///< Specified number of Stop bits not supported
+ EDRV_USART_FLOW_CONTROL, ///< Specified Flow Control not supported
+ EDRV_USART_CPOL, ///< Specified Clock Polarity not supported
+ EDRV_USART_CPHA ///< Specified Clock Phase not supported
+} drv_usart_error_e;
+
+/*----- USART Control Codes: Mode -----*/
+typedef enum {
+ USART_MODE_ASYNCHRONOUS = 0, ///< USART (Asynchronous)
+ USART_MODE_SYNCHRONOUS_MASTER , ///< Synchronous Master
+ USART_MODE_SYNCHRONOUS_SLAVE , ///< Synchronous Slave (external clock signal)
+ USART_MODE_SINGLE_WIRE , ///< USART Single-wire (half-duplex)
+ USART_MODE_SINGLE_IRDA , ///< UART IrDA
+ USART_MODE_SINGLE_SMART_CARD , ///< UART Smart Card
+} usart_mode_e;
+
+/*----- USART Control Codes: Mode Parameters: Data Bits -----*/
+typedef enum {
+ USART_DATA_BITS_5 = 0, ///< 5 Data bits
+ USART_DATA_BITS_6 , ///< 6 Data bit
+ USART_DATA_BITS_7 , ///< 7 Data bits
+ USART_DATA_BITS_8 , ///< 8 Data bits (default)
+ USART_DATA_BITS_9 ///< 9 Data bits
+} usart_data_bits_e;
+
+/*----- USART Control Codes: Mode Parameters: Parity -----*/
+typedef enum {
+ USART_PARITY_NONE = 0, ///< No Parity (default)
+ USART_PARITY_EVEN , ///< Even Parity
+ USART_PARITY_ODD , ///< Odd Parity
+ USART_PARITY_1 , ///< Parity forced to 1
+ USART_PARITY_0 ///< Parity forced to 0
+} usart_parity_e;
+
+/*----- USART Control Codes: Mode Parameters: Stop Bits -----*/
+typedef enum {
+ USART_STOP_BITS_1 = 0, ///< 1 Stop bit (default)
+ USART_STOP_BITS_2 , ///< 2 Stop bits
+ USART_STOP_BITS_1_5 , ///< 1.5 Stop bits
+ USART_STOP_BITS_0_5 ///< 0.5 Stop bits
+} usart_stop_bits_e;
+
+/*----- USART Control Codes: Mode Parameters: Clock Polarity (Synchronous mode) -----*/
+typedef enum {
+ USART_CPOL0 = 0, ///< CPOL = 0 (default). data are captured on rising edge (low->high transition)
+ USART_CPOL1 ///< CPOL = 1. data are captured on falling edge (high->lowh transition)
+} usart_cpol_e;
+
+/*----- USART Control Codes: Mode Parameters: Clock Phase (Synchronous mode) -----*/
+typedef enum {
+ USART_CPHA0 = 0, ///< CPHA = 0 (default). sample on first (leading) edge
+ USART_CPHA1 ///< CPHA = 1. sample on second (trailing) edge
+} usart_cpha_e;
+
+/*----- USART Control Codes: flush data type-----*/
+typedef enum {
+ USART_FLUSH_WRITE,
+ USART_FLUSH_READ
+} usart_flush_type_e;
+
+/*----- USART Control Codes: flow control type-----*/
+typedef enum {
+ USART_FLOWCTRL_NONE,
+ USART_FLOWCTRL_CTS,
+ USART_FLOWCTRL_RTS,
+ USART_FLOWCTRL_CTS_RTS
+} usart_flowctrl_type_e;
+
+/*----- USART Modem Control -----*/
+typedef enum {
+ USART_RTS_CLEAR, ///< Deactivate RTS
+ USART_RTS_SET, ///< Activate RTS
+ USART_DTR_CLEAR, ///< Deactivate DTR
+ USART_DTR_SET ///< Activate DTR
+} usart_modem_ctrl_e;
+
+/*----- USART Modem Status -----*/
+typedef struct {
+ uint32_t cts : 1; ///< CTS state: 1=Active, 0=Inactive
+ uint32_t dsr : 1; ///< DSR state: 1=Active, 0=Inactive
+ uint32_t dcd : 1; ///< DCD state: 1=Active, 0=Inactive
+ uint32_t ri : 1; ///< RI state: 1=Active, 0=Inactive
+} usart_modem_stat_t;
+
+/*----- USART Control Codes: on-off intrrupte type-----*/
+typedef enum {
+ USART_INTR_WRITE,
+ USART_INTR_READ
+} usart_intr_type_e;
+
+/**
+\brief USART Status
+*/
+typedef struct {
+ uint32_t tx_busy : 1; ///< Transmitter busy flag
+ uint32_t rx_busy : 1; ///< Receiver busy flag
+ uint32_t tx_underflow : 1; ///< Transmit data underflow detected (cleared on start of next send operation)(Synchronous Slave)
+ uint32_t rx_overflow : 1; ///< Receive data overflow detected (cleared on start of next receive operation)
+ uint32_t rx_break : 1; ///< Break detected on receive (cleared on start of next receive operation)
+ uint32_t rx_framing_error : 1; ///< Framing error detected on receive (cleared on start of next receive operation)
+ uint32_t rx_parity_error : 1; ///< Parity error detected on receive (cleared on start of next receive operation)
+} usart_status_t;
+
+/****** USART Event *****/
+typedef enum {
+ USART_EVENT_SEND_COMPLETE = 0, ///< Send completed; however USART may still transmit data
+ USART_EVENT_RECEIVE_COMPLETE = 1, ///< Receive completed
+ USART_EVENT_TRANSFER_COMPLETE = 2, ///< Transfer completed
+ USART_EVENT_TX_COMPLETE = 3, ///< Transmit completed (optional)
+ USART_EVENT_TX_UNDERFLOW = 4, ///< Transmit data not available (Synchronous Slave)
+ USART_EVENT_RX_OVERFLOW = 5, ///< Receive data overflow
+ USART_EVENT_RX_TIMEOUT = 6, ///< Receive character timeout (optional)
+ USART_EVENT_RX_BREAK = 7, ///< Break detected on receive
+ USART_EVENT_RX_FRAMING_ERROR = 8, ///< Framing error detected on receive
+ USART_EVENT_RX_PARITY_ERROR = 9, ///< Parity error detected on receive
+ USART_EVENT_CTS = 10, ///< CTS state changed (optional)
+ USART_EVENT_DSR = 11, ///< DSR state changed (optional)
+ USART_EVENT_DCD = 12, ///< DCD state changed (optional)
+ USART_EVENT_RI = 13, ///< RI state changed (optional)
+ USART_EVENT_RECEIVED = 14, ///< Received data, but no send()/receive()/transfer() called
+} usart_event_e;
+
+typedef void (*usart_event_cb_t)(usart_event_e event, void *cb_arg); ///< Pointer to \ref usart_event_cb_t : USART Event call back.
+
+/**
+\brief USART Driver Capabilities.
+*/
+typedef struct {
+ uint32_t asynchronous : 1; ///< supports UART (Asynchronous) mode
+ uint32_t synchronous_master : 1; ///< supports Synchronous Master mode
+ uint32_t synchronous_slave : 1; ///< supports Synchronous Slave mode
+ uint32_t single_wire : 1; ///< supports UART Single-wire mode
+ uint32_t irda : 1; ///< supports UART IrDA mode
+ uint32_t smart_card : 1; ///< supports UART Smart Card mode
+ uint32_t smart_card_clock : 1; ///< Smart Card Clock generator available
+ uint32_t flow_control_rts : 1; ///< RTS Flow Control available
+ uint32_t flow_control_cts : 1; ///< CTS Flow Control available
+ uint32_t event_tx_complete : 1; ///< Transmit completed event: \ref ARM_USART_EVENT_TX_COMPLETE
+ uint32_t event_rx_timeout : 1; ///< Signal receive character timeout event: \ref ARM_USART_EVENT_RX_TIMEOUT
+ uint32_t rts : 1; ///< RTS Line: 0=not available, 1=available
+ uint32_t cts : 1; ///< CTS Line: 0=not available, 1=available
+ uint32_t dtr : 1; ///< DTR Line: 0=not available, 1=available
+ uint32_t dsr : 1; ///< DSR Line: 0=not available, 1=available
+ uint32_t dcd : 1; ///< DCD Line: 0=not available, 1=available
+ uint32_t ri : 1; ///< RI Line: 0=not available, 1=available
+ uint32_t event_cts : 1; ///< Signal CTS change event: \ref ARM_USART_EVENT_CTS
+ uint32_t event_dsr : 1; ///< Signal DSR change event: \ref ARM_USART_EVENT_DSR
+ uint32_t event_dcd : 1; ///< Signal DCD change event: \ref ARM_USART_EVENT_DCD
+ uint32_t event_ri : 1; ///< Signal RI change event: \ref ARM_USART_EVENT_RI
+} usart_capabilities_t;
+
+/**
+ \brief Initialize USART Interface. 1. Initializes the resources needed for the USART interface 2.registers event callback function
+ \param[in] tx usart pin of tx
+ \param[in] rx usart pin of rx
+ \param[in] cb_event Pointer to \ref usart_event_cb_t
+ \param[in] cb_arg argument for cb_event
+ \return return usart handle if success
+*/
+usart_handle_t csi_usart_initialize(pin_t tx, pin_t rx, usart_event_cb_t cb_event, void *cb_arg);
+
+/**
+ \brief De-initialize USART Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_uninitialize(usart_handle_t handle);
+/**
+ \brief Get driver capabilities.
+ \param[in] handle usart handle to operate.
+ \return \ref usart_capabilities_t
+*/
+usart_capabilities_t csi_usart_get_capabilities(usart_handle_t handle);
+
+/**
+ \brief config usart mode.
+ \param[in] handle usart handle to operate.
+ \param[in] sysclk system clock.
+ \param[in] baud baud rate.
+ \param[in] mode \ref usart_mode_e .
+ \param[in] parity \ref usart_parity_e .
+ \param[in] stopbits \ref usart_stop_bits_e .
+ \param[in] bits \ref usart_data_bits_e .
+ \return error code
+*/
+int32_t csi_usart_config(usart_handle_t handle,
+ uint32_t sysclk,
+ uint32_t baud,
+ usart_mode_e mode,
+ usart_parity_e parity,
+ usart_stop_bits_e stopbits,
+ usart_data_bits_e bits);
+
+/**
+ \brief config usart default tx value. used in synchronous mode
+ \param[in] handle usart handle to operate.
+ \param[in] value default tx value
+ \return error code
+*/
+int32_t csi_usart_set_default_tx_value(usart_handle_t handle, uint32_t value);
+
+/**
+ \brief Start sending data to USART transmitter,(received data is ignored).
+ This function is non-blocking,\ref usart_event_e is signaled when operation completes or error happens.
+ \ref csi_usart_get_status can indicates operation status.
+ \param[in] handle usart handle to operate.
+ \param[in] data Pointer to buffer with data to send to USART transmitter. data_type is : uint8_t for 5..8 data bits, uint16_t for 9 data bits
+ \param[in] num Number of data items to send
+ \return error code
+*/
+int32_t csi_usart_send(usart_handle_t handle, const void *data, uint32_t num/*,bool asynch*/);
+
+/**
+ \brief Abort Send data to USART transmitter
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_abort_send(usart_handle_t handle);
+
+/**
+ \brief Start receiving data from USART receiver.transmits the default value as specified by csi_usart_set_default_tx_value. \n
+ This function is non-blocking,\ref usart_event_e is signaled when operation completes or error happens.
+ \ref csi_usart_get_status can indicates operation status.
+ \param[in] handle usart handle to operate.
+ \param[out] data Pointer to buffer for data to receive from USART receiver.data_type is : uint8_t for 5..8 data bits, uint16_t for 9 data bits
+ \param[in] num Number of data items to receive
+ \return error code
+*/
+int32_t csi_usart_receive(usart_handle_t handle, void *data, uint32_t num/*,bool asynch*/);
+
+/**
+ \brief query data from UART receiver FIFO.
+ \param[in] handle usart handle to operate.
+ \param[out] data Pointer to buffer for data to receive from UART receiver
+ \param[in] num Number of data items to receive
+ \return receive fifo data num
+*/
+int32_t csi_usart_receive_query(usart_handle_t handle, void *data, uint32_t num/*,bool asynch*/);
+
+/**
+ \brief Abort Receive data from USART receiver
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_abort_receive(usart_handle_t handle);
+
+/**
+ \brief Start synchronously sends data to the USART transmitter and receives data from the USART receiver. used in synchronous mode
+ This function is non-blocking,\ref usart_event_e is signaled when operation completes or error happens.
+ \ref csi_usart_get_status can indicates operation status.
+ \param[in] handle usart handle to operate.
+ \param[in] data_out Pointer to buffer with data to send to USART transmitter.data_type is : uint8_t for 5..8 data bits, uint16_t for 9 data bits
+ \param[out] data_in Pointer to buffer for data to receive from USART receiver.data_type is : uint8_t for 5..8 data bits, uint16_t for 9 data bits
+ \param[in] num Number of data items to transfer
+ \return error code
+*/
+int32_t csi_usart_transfer(usart_handle_t handle, const void *data_out, void *data_in, uint32_t num/*,bool asynch*/);
+
+/**
+ \brief abort sending/receiving data to/from USART transmitter/receiver.
+ \param[in] handle usart handle to operate.
+ \return error code
+*/
+int32_t csi_usart_abort_transfer(usart_handle_t handle);
+
+/**
+ \brief Get USART status.
+ \param[in] handle usart handle to operate.
+ \return USART status \ref usart_status_t
+*/
+usart_status_t csi_usart_get_status(usart_handle_t handle);
+
+/**
+ \brief flush receive/send data.
+ \param[in] handle usart handle to operate.
+ \param[in] type \ref usart_flush_type_e .
+ \return \ref execution_status
+*/
+int32_t csi_usart_flush(usart_handle_t handle, usart_flush_type_e type);
+
+/**
+ \brief control interrupt on/off.
+ \param[in] handle usart handle to operate.
+ \param[in] type \ref usart_intr_type_e.
+ \param[in] flag 0-OFF, 1-ON.
+ \return error code
+*/
+int32_t csi_usart_interrupt_on_off(usart_handle_t handle, usart_intr_type_e type, int flag);
+
+/**
+ \brief set the baut drate of usart.
+ \param[in] addr usart base to operate.
+ \param[in] baudrate baud rate
+ \param[in] apbfreq the frequency of the apb.
+ \return error code
+*/
+int32_t csi_usart_config_baudrate(usart_handle_t handle, uint32_t baudrate, uint32_t apbfreq);
+
+/**
+ \brief config usart mode.
+ \param[in] handle usart handle to operate.
+ \param[in] mode \ref usart_mode_e
+ \return error code
+*/
+int32_t csi_usart_config_mode(usart_handle_t handle, usart_mode_e mode);
+
+/**
+ \brief config usart parity.
+ \param[in] handle usart handle to operate.
+ \param[in] parity \ref usart_parity_e
+ \return error code
+*/
+int32_t csi_usart_config_parity(usart_handle_t handle, usart_parity_e parity);
+
+/**
+ \brief config usart stop bit number.
+ \param[in] handle usart handle to operate.
+ \param[in] stopbits \ref usart_stop_bits_e
+ \return error code
+*/
+int32_t dw_usart_config_stopbits(usart_handle_t handle, usart_stop_bits_e stopbit);
+
+/**
+ \brief config usart data length.
+ \param[in] handle usart handle to operate.
+ \param[in] databits \ref usart_data_bits_e
+ \return error code
+*/
+int32_t csi_usart_config_databits(usart_handle_t handle, usart_data_bits_e databits);
+
+/**
+ \brief get character in query mode.
+ \param[in] handle usart handle to operate.
+ \param[in] the pointer to the received character if return 0.
+ \return error code
+*/
+int32_t csi_usart_getchar(usart_handle_t handle, uint8_t *ch);
+
+/**
+ \brief transmit character in query mode.
+ \param[in] handle usart handle to operate.
+ \param[in] ch the input character
+ \return error code
+*/
+int32_t csi_usart_putchar(usart_handle_t handle, uint8_t ch);
+
+/**
+ \brief Get usart send data count.
+ \param[in] handle usart handle to operate.
+ \return number of data bytes transferred
+*/
+uint32_t csi_usart_get_tx_count(usart_handle_t handle);
+
+/**
+ \brief Get usart receive data count.
+ \param[in] handle usart handle to operate.
+ \return number of data bytes transferred
+*/
+uint32_t csi_usart_get_rx_count(usart_handle_t handle);
+
+/**
+ \brief control usart power.
+ \param[in] handle usart handle to operate.
+ \param[in] state power state.\ref csi_power_stat_e.
+ \return error code
+*/
+int32_t csi_usart_power_control(usart_handle_t handle, csi_power_stat_e state);
+
+/**
+ \brief config usart flow control type.
+ \param[in] handle usart handle to operate.
+ \param[in] flowctrl_type flow control type.\ref usart_flowctrl_type_e.
+ \param[in] tx_flow The TX flow pin name
+ \param[in] rx_flow The RX flow pin name
+ \return error code
+*/
+int32_t csi_usart_config_flowctrl(usart_handle_t handle,
+ usart_flowctrl_type_e flowctrl_type,
+ pin_t tx_flow, pin_t rx_flow);
+/**
+ \brief usart modem control.
+ \param[in] handle usart handle to operate.
+ \param[in] modem_ctrl modem control action.\ref usart_modem_ctrl_e.
+ \return error code
+*/
+int32_t csi_usart_modem_ctrl(usart_handle_t handle, usart_modem_ctrl_e modem_ctrl);
+
+/**
+ \brief get usart modem status.
+ \param[in] handle usart handle to operate.
+ \param[in] modem_ctrl modem control action.\ref usart_modem_ctrl_e.
+ \return modem status.\ref usart_modem_stat_t.
+*/
+usart_modem_stat_t csi_usart_get_modem_stat(usart_handle_t handle);
+
+/**
+ \brief config usart clock Polarity and Phase.
+ \param[in] handle usart handle to operate.
+ \param[in] cpol Clock Polarity.\ref usart_cpol_e.
+ \param[in] cpha Clock Phase.\ref usart_cpha_e.
+ \return error code
+*/
+int32_t csi_usart_config_clock(usart_handle_t handle, usart_cpol_e cpol, usart_cpha_e cpha);
+
+/**
+ \brief config usart guard time.
+ \param[in] handle usart handle to operate.
+ \param[in] num_of_bits guard time in number of bit periods.
+ \return error code
+*/
+int32_t csi_usart_config_guard_time(usart_handle_t handle, uint32_t num_of_bits);
+
+/**
+ \brief check if usart is readable(data received).
+ \param[in] handle usart handle to operate.
+ \return 1 - a character can be read, 0 if nothing to read ,negative for error code
+*/
+int32_t csi_usart_readable(usart_handle_t handle);
+
+/**
+ \brief check if usart is writable(free for data sending).
+ \param[in] handle usart handle to operate.
+ \return 1 - a character can be written, 0 - cannot be written ,negative for error code
+*/
+int32_t csi_usart_writable(usart_handle_t handle);
+
+/**
+ \brief control the transmit.
+ \param[in] handle usart handle to operate.
+ \param[in] 1 - enable the transmitter. 0 - disable the transmitter
+ \return error code
+*/
+int32_t csi_usart_control_tx(usart_handle_t handle, uint32_t enable);
+
+/**
+ \brief control the receive.
+ \param[in] handle usart handle to operate.
+ \param[in] 1 - enable the receiver. 0 - disable the receiver
+ \return error code
+*/
+int32_t csi_usart_control_rx(usart_handle_t handle, uint32_t enable);
+
+/**
+ \brief control the break.
+ \param[in] handle usart handle to operate.
+ \param[in] 1- Enable continuous Break transmission,0 - disable continuous Break transmission
+ \return error code
+*/
+int32_t csi_usart_control_break(usart_handle_t handle, uint32_t enable);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_USART_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wdt.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wdt.h
new file mode 100644
index 000000000..bf69c127c
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wdt.h
@@ -0,0 +1,119 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************
+ * @file drv_wdt.h
+ * @brief header file for wdt driver
+ * @version V1.0
+ * @date 02. June 2017
+ ******************************************************************************/
+
+#ifndef _CSI_WDT_H_
+#define _CSI_WDT_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <drv_common.h>
+
+/// definition for wdt handle.
+typedef void *wdt_handle_t;
+
+/****** WDT Event *****/
+typedef enum {
+ WDT_EVENT_TIMEOUT = 0 ///< generate the interrupt
+} wdt_event_e;
+
+typedef void (*wdt_event_cb_t)(wdt_event_e event); ///< Pointer to \ref wdt_event_cb_t : WDT Event call back.
+
+/**
+\brief WDT Device Driver Capabilities.
+*/
+typedef struct {
+ uint32_t interrupt : 1; ///< supports interrupt
+} wdt_capabilities_t;
+
+/**
+ \brief get wdt instance count.
+ \return wdt instance count
+*/
+int32_t csi_wdt_get_instance_count(void);
+
+/**
+ \brief Initialize WDT Interface. 1. Initializes the resources needed for the WDT interface 2.registers event callback function
+ \param[in] idx must not exceed return value of csi_wdt_get_instance_count()
+ \param[in] cb_event Pointer to \ref wdt_event_cb_t
+ \return pointer to wdt instance
+*/
+wdt_handle_t csi_wdt_initialize(int32_t idx, wdt_event_cb_t cb_event);
+
+/**
+ \brief De-initialize WDT Interface. stops operation and releases the software resources used by the interface
+ \param[in] handle wdt handle to operate.
+ \return error code
+*/
+int32_t csi_wdt_uninitialize(wdt_handle_t handle);
+
+/**
+ \brief Get driver capabilities.
+ \param[in] handle wdt handle to operate.
+ \return \ref wdt_capabilities_t
+*/
+wdt_capabilities_t csi_wdt_get_capabilities(wdt_handle_t handle);
+
+/**
+ \brief Set the WDT value.
+ \param[in] handle wdt handle to operate.
+ \param[in] value the timeout value(ms).
+ \return error code
+*/
+int32_t csi_wdt_set_timeout(wdt_handle_t handle, uint32_t value);
+
+/**
+ \brief Start the WDT.
+ \param[in] handle wdt handle to operate.
+ \return error code
+*/
+int32_t csi_wdt_start(wdt_handle_t handle);
+
+/**
+ \brief Stop the WDT.
+ \param[in] handle wdt handle to operate.
+ \return error code
+*/
+int32_t csi_wdt_stop(wdt_handle_t handle);
+
+/**
+ \brief Restart the WDT.
+ \param[in] handle wdt handle to operate.
+ \return error code
+*/
+int32_t csi_wdt_restart(wdt_handle_t handle);
+
+/**
+ \brief Read the WDT Current value.
+ \param[in] handle wdt handle to operate.
+ \param[in] value Pointer to the Value.
+ \return error code
+*/
+int32_t csi_wdt_read_current_value(wdt_handle_t handle, uint32_t *value);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CSI_WDT_H_ */
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wifi.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wifi.h
new file mode 100644
index 000000000..0ea3d3eab
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wifi.h
@@ -0,0 +1,1051 @@
+/**
+ * Copyright (C) 2016 CSI Project. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __CSI_WIFI_H__
+#define __CSI_WIFI_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef bool
+#define bool int8_t
+#define false 0 ///< XOS definition of 'false'
+#define true 1 ///< XOS definition of 'true'
+#endif
+
+typedef enum {
+ WIFI_EVENT_WIFI_READY = 0, /**< WiFi ready */
+ WIFI_EVENT_SCAN_DONE, /**< finish scanning AP */
+ WIFI_EVENT_STA_START, /**< station start */
+ WIFI_EVENT_STA_STOP, /**< station stop */
+ WIFI_EVENT_STA_CONNECTED, /**< station connected to AP */
+ WIFI_EVENT_STA_DISCONNECTED, /**< station disconnected from AP */
+ WIFI_EVENT_STA_AUTHMODE_CHANGE, /**< the auth mode of AP connected by station changed */
+ WIFI_EVENT_STA_GOT_IP, /**< station got IP from connected AP */
+ WIFI_EVENT_STA_WPS_ER_SUCCESS, /**< station wps succeeds in enrollee mode */
+ WIFI_EVENT_STA_WPS_ER_FAILED, /**< station wps fails in enrollee mode */
+ WIFI_EVENT_STA_WPS_ER_TIMEOUT, /**< station wps timeout in enrollee mode */
+ WIFI_EVENT_STA_WPS_ER_PIN, /**< station wps pin code in enrollee mode */
+ WIFI_EVENT_AP_START, /**< soft-AP start */
+ WIFI_EVENT_AP_STOP, /**< soft-AP stop */
+ WIFI_EVENT_AP_STACONNECTED, /**< a station connected to soft-AP */
+ WIFI_EVENT_AP_STADISCONNECTED, /**< a station disconnected from soft-AP */
+ WIFI_EVENT_AP_PROBEREQRECVED, /**< Receive probe request packet in soft-AP interface */
+ WIFI_EVENT_AP_STA_GOT_IP6, /**< station or ap interface v6IP addr is preferred */
+ WIFI_EVENT_ETH_START, /**< ethernet start */
+ WIFI_EVENT_ETH_STOP, /**< ethernet stop */
+ WIFI_EVENT_ETH_CONNECTED, /**< ethernet phy link up */
+ WIFI_EVENT_ETH_DISCONNECTED, /**< ethernet phy link down */
+ WIFI_EVENT_ETH_GOT_IP, /**< ethernet got IP from connected AP */
+ WIFI_EVENT_MAX
+} wifi_event_id_t;
+
+
+typedef enum {
+ CSI_IF_WIFI_STA = 0, /**< CSI station interface */
+ CSI_IF_WIFI_AP, /**< CSI soft-AP interface */
+ CSI_IF_ETH, /**< CSI ethernet interface */
+ CSI_IF_MAX
+} csi_interface_t;
+
+typedef enum {
+ WIFI_MODE_NULL = 0, /**< null mode */
+ WIFI_MODE_STA, /**< WiFi station mode */
+ WIFI_MODE_AP, /**< WiFi soft-AP mode */
+ WIFI_MODE_APSTA, /**< WiFi station + soft-AP mode */
+ WIFI_MODE_MAX
+} wifi_mode_t;
+
+typedef csi_interface_t wifi_interface_t;
+
+#define WIFI_IF_STA CSI_IF_WIFI_STA
+#define WIFI_IF_AP CSI_IF_WIFI_AP
+
+typedef enum {
+ WIFI_COUNTRY_CN = 0, /**< country China, channel range [1, 14] */
+ WIFI_COUNTRY_JP, /**< country Japan, channel range [1, 14] */
+ WIFI_COUNTRY_US, /**< country USA, channel range [1, 11] */
+ WIFI_COUNTRY_EU, /**< country Europe, channel range [1, 13] */
+ WIFI_COUNTRY_MAX
+} wifi_country_t;
+
+typedef enum {
+ WIFI_AUTH_OPEN = 0, /**< authenticate mode : open */
+ WIFI_AUTH_WEP, /**< authenticate mode : WEP */
+ WIFI_AUTH_WPA_PSK, /**< authenticate mode : WPA_PSK */
+ WIFI_AUTH_WPA2_PSK, /**< authenticate mode : WPA2_PSK */
+ WIFI_AUTH_WPA_WPA2_PSK, /**< authenticate mode : WPA_WPA2_PSK */
+ WIFI_AUTH_WPA2_ENTERPRISE, /**< authenticate mode : WPA2_ENTERPRISE */
+ WIFI_AUTH_MAX
+} wifi_auth_mode_t;
+
+enum {
+ WIFI_REASON_UNSPECIFIED = 1,
+ WIFI_REASON_AUTH_EXPIRE = 2,
+ WIFI_REASON_AUTH_LEAVE = 3,
+ WIFI_REASON_ASSOC_EXPIRE = 4,
+ WIFI_REASON_ASSOC_TOOMANY = 5,
+ WIFI_REASON_NOT_AUTHED = 6,
+ WIFI_REASON_NOT_ASSOCED = 7,
+ WIFI_REASON_ASSOC_LEAVE = 8,
+ WIFI_REASON_ASSOC_NOT_AUTHED = 9,
+ WIFI_REASON_DISASSOC_PWRCAP_BAD = 10,
+ WIFI_REASON_DISASSOC_SUPCHAN_BAD = 11,
+ WIFI_REASON_IE_INVALID = 13,
+ WIFI_REASON_MIC_FAILURE = 14,
+ WIFI_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
+ WIFI_REASON_GROUP_KEY_UPDATE_TIMEOUT = 16,
+ WIFI_REASON_IE_IN_4WAY_DIFFERS = 17,
+ WIFI_REASON_GROUP_CIPHER_INVALID = 18,
+ WIFI_REASON_PAIRWISE_CIPHER_INVALID = 19,
+ WIFI_REASON_AKMP_INVALID = 20,
+ WIFI_REASON_UNSUPP_RSN_IE_VERSION = 21,
+ WIFI_REASON_INVALID_RSN_IE_CAP = 22,
+ WIFI_REASON_802_1X_AUTH_FAILED = 23,
+ WIFI_REASON_CIPHER_SUITE_REJECTED = 24,
+
+ WIFI_REASON_BEACON_TIMEOUT = 200,
+ WIFI_REASON_NO_AP_FOUND = 201,
+ WIFI_REASON_AUTH_FAIL = 202,
+ WIFI_REASON_ASSOC_FAIL = 203,
+ WIFI_REASON_HANDSHAKE_TIMEOUT = 204,
+};
+
+typedef enum {
+ WIFI_SECOND_CHAN_NONE = 0, /**< the channel width is HT20 */
+ WIFI_SECOND_CHAN_ABOVE, /**< the channel width is HT40 and the second channel is above the primary channel */
+ WIFI_SECOND_CHAN_BELOW, /**< the channel width is HT40 and the second channel is below the primary channel */
+} wifi_second_chan_t;
+
+typedef enum {
+ WIFI_SCAN_TYPE_ACTIVE = 0, /**< active scan */
+ WIFI_SCAN_TYPE_PASSIVE, /**< passive scan */
+} wifi_scan_type_t;
+
+typedef struct {
+ uint32_t min; /**< minimum active scan time per channel, units: millisecond */
+ uint32_t max; /**< maximum active scan time per channel, units: millisecond, values above 1500ms may
+ cause station to disconnect from AP and are not recommended. */
+} wifi_active_scan_time_t;
+
+typedef union {
+ wifi_active_scan_time_t active; /**< active scan time per channel */
+ uint32_t passive; /**< passive scan time per channel, units: millisecond, values above 1500ms may
+ cause station to disconnect from AP and are not recommended. */
+} wifi_scan_time_t;
+
+typedef struct {
+ uint8_t *ssid; /**< SSID of AP */
+ uint8_t *bssid; /**< MAC address of AP */
+ uint8_t channel; /**< channel, scan the specific channel */
+ bool show_hidden; /**< enable to scan AP whose SSID is hidden */
+ wifi_scan_type_t scan_type; /**< scan type, active or passive */
+ wifi_scan_time_t scan_time; /**< scan time per channel */
+} wifi_scan_config_t;
+
+typedef struct {
+ uint8_t bssid[6]; /**< MAC address of AP */
+ uint8_t ssid[32]; /**< SSID of AP */
+ uint8_t primary; /**< channel of AP */
+ wifi_second_chan_t second; /**< second channel of AP */
+ int8_t rssi; /**< signal strength of AP */
+ wifi_auth_mode_t authmode; /**< authmode of AP */
+ uint32_t low_rate_enable:1; /**< bit: 0 flag to identify if low rate is enabled or not */
+ uint32_t reserved:31; /**< bit: 1..31 reserved */
+} wifi_ap_record_t;
+
+typedef enum {
+ WIFI_PS_NONE, /**< No power save */
+ WIFI_PS_MODEM, /**< Modem power save */
+} wifi_ps_type_t;
+
+#define WIFI_PROTOCOL_11B 1
+#define WIFI_PROTOCOL_11G 2
+#define WIFI_PROTOCOL_11N 4
+#define WIFI_PROTOCOL_LR 8
+
+typedef enum {
+ WIFI_BW_HT20 = 1, /* Bandwidth is HT20 */
+ WIFI_BW_HT40, /* Bandwidth is HT40 */
+ WIFI_BW_HT20_HT40,
+} wifi_bandwidth_t;
+
+typedef struct {
+ uint8_t ssid[32]; /**< SSID of soft-AP */
+ uint8_t password[64]; /**< Password of soft-AP */
+ uint8_t ssid_len; /**< Length of SSID. If softap_config.ssid_len==0, check the SSID until there is a termination character; otherwise, set the SSID length according to softap_config.ssid_len. */
+ uint8_t channel; /**< Channel of soft-AP */
+ wifi_auth_mode_t authmode; /**< Auth mode of soft-AP. Do not support AUTH_WEP in soft-AP mode */
+ uint8_t ssid_hidden; /**< Broadcast SSID or not, default 0, broadcast the SSID */
+ uint8_t max_connection; /**< Max number of stations allowed to connect in, default 4, max 4 */
+ uint16_t beacon_interval; /**< Beacon interval, 100 ~ 60000 ms, default 100 ms */
+} wifi_ap_config_t;
+
+typedef struct {
+ uint8_t ssid[32]; /**< SSID of target AP*/
+ uint8_t password[64]; /**< password of target AP*/
+ bool bssid_set; /**< whether set MAC address of target AP or not. Generally, station_config.bssid_set needs to be 0; and it needs to be 1 only when users need to check the MAC address of the AP.*/
+ uint8_t bssid[6]; /**< MAC address of target AP*/
+} wifi_sta_config_t;
+
+typedef union {
+ wifi_ap_config_t ap; /**< configuration of AP */
+ wifi_sta_config_t sta; /**< configuration of STA */
+} wifi_config_t;
+
+typedef struct {
+ uint8_t mac[6]; /**< mac address of sta that associated with soft-AP */
+} wifi_sta_info_t;
+
+#define CSI_WIFI_MAX_CONN_NUM (10) /**< max number of stations which can connect to soft-AP */
+
+typedef struct {
+ wifi_sta_info_t sta[CSI_WIFI_MAX_CONN_NUM]; /**< station list */
+ int num; /**< number of station that associated with soft-AP */
+} wifi_sta_list_t;
+
+typedef enum {
+ WIFI_STORAGE_FLASH, /**< all configuration will strore in both memory and flash */
+ WIFI_STORAGE_RAM, /**< all configuration will only store in the memory */
+} wifi_storage_t;
+
+/**
+ * @brief Vendor IE type
+ *
+ */
+typedef enum {
+ WIFI_VND_IE_TYPE_BEACON,
+ WIFI_VND_IE_TYPE_PROBE_REQ,
+ WIFI_VND_IE_TYPE_PROBE_RCSI,
+ WIFI_VND_IE_TYPE_ASSOC_REQ,
+ WIFI_VND_IE_TYPE_ASSOC_RCSI,
+} wifi_vendor_ie_type_t;
+
+/**
+ * @brief Vendor IE index
+ *
+ */
+typedef enum {
+ WIFI_VND_IE_ID_0,
+ WIFI_VND_IE_ID_1,
+} wifi_vendor_ie_id_t;
+
+typedef struct {
+ signed rssi:8; /**< signal intensity of packet */
+ unsigned rate:5; /**< data rate */
+ unsigned :1; /**< reserve */
+ unsigned sig_mode:2; /**< 0:is not 11n packet; 1:is 11n packet */
+ unsigned :16; /**< reserve */
+ unsigned mcs:7; /**< if is 11n packet, shows the modulation(range from 0 to 76) */
+ unsigned cwb:1; /**< if is 11n packet, shows if is HT40 packet or not */
+ unsigned :16; /**< reserve */
+ unsigned smoothing:1; /**< reserve */
+ unsigned not_sounding:1; /**< reserve */
+ unsigned :1; /**< reserve */
+ unsigned aggregation:1; /**< Aggregation */
+ unsigned stbc:2; /**< STBC */
+ unsigned fec_coding:1; /**< if is 11n packet, shows if is LDPC packet or not */
+ unsigned sgi:1; /**< SGI */
+ unsigned noise_floor:8; /**< noise floor */
+ unsigned ampdu_cnt:8; /**< ampdu cnt */
+ unsigned channel:4; /**< which channel this packet in */
+ unsigned :12; /**< reserve */
+ unsigned timestamp:32; /**< timestamp */
+ unsigned :32; /**< reserve */
+ unsigned :32; /**< reserve */
+ unsigned sig_len:12; /**< It is really lenth of packet */
+ unsigned :12; /**< reserve */
+ unsigned rx_state:8; /**< rx state */
+} wifi_pkt_rx_ctrl_t;
+
+typedef struct {
+ wifi_pkt_rx_ctrl_t rx_ctrl;
+ uint8_t payload[0]; /**< ieee80211 packet buff, The length of payload is described by sig_len */
+} wifi_promiscuous_pkt_t;
+
+/**
+ * @brief Promiscuous frame type
+ *
+ */
+typedef enum {
+ WIFI_PKT_CTRL, /**< control type, receive packet buf is wifi_pkt_rx_ctrl_t */
+ WIFI_PKT_MGMT, /**< management type, receive packet buf is wifi_promiscuous_pkt_t */
+ WIFI_PKT_DATA, /**< data type, receive packet buf is wifi_promiscuous_pkt_t */
+ WIFI_PKT_MISC, /**< other type, receive packet buf is wifi_promiscuous_pkt_t */
+} wifi_promiscuous_pkt_type_t;
+
+#define CSI_OK 0
+#define CSI_FAIL -1
+
+#define CSI_ERR_NO_MEM 0x101
+#define CSI_ERR_INVALID_ARG 0x102
+#define CSI_ERR_INVALID_STATE 0x103
+#define CSI_ERR_INVALID_SIZE 0x104
+#define CSI_ERR_NOT_FOUND 0x105
+#define CSI_ERR_NOT_SUPPORTED 0x106
+#define CSI_ERR_TIMEOUT 0x107
+#define CSI_ERR_INVALID_RCSIONSE 0x108
+#define CSI_ERR_INVALID_CRC 0x109
+
+//#define CSI_ERR_WIFI_BASE 0x3000 /*!< Starting number of WiFi error codes */
+
+#define CSI_ERR_WIFI_OK CSI_OK /*!< No error */
+#define CSI_ERR_WIFI_FAIL CSI_FAIL /*!< General fail code */
+#define CSI_ERR_WIFI_NO_MEM CSI_ERR_NO_MEM /*!< Out of memory */
+#define CSI_ERR_WIFI_ARG CSI_ERR_INVALID_ARG /*!< Invalid argument */
+#define CSI_ERR_WIFI_NOT_SUPPORT CSI_ERR_NOT_SUPPORTED /*!< Indicates that API is not supported yet */
+
+#define CSI_ERR_WIFI_NOT_INIT (CSI_DRV_ERRNO_WIFI_BASE + 1) /*!< WiFi driver was not installed by csi_wifi_init */
+#define CSI_ERR_WIFI_NOT_STARTED (CSI_DRV_ERRNO_WIFI_BASE + 2) /*!< WiFi driver was not started by csi_wifi_start */
+#define CSI_ERR_WIFI_IF (CSI_DRV_ERRNO_WIFI_BASE + 3) /*!< WiFi interface error */
+#define CSI_ERR_WIFI_MODE (CSI_DRV_ERRNO_WIFI_BASE + 4) /*!< WiFi mode error */
+#define CSI_ERR_WIFI_STATE (CSI_DRV_ERRNO_WIFI_BASE + 5) /*!< WiFi internal state error */
+#define CSI_ERR_WIFI_CONN (CSI_DRV_ERRNO_WIFI_BASE + 6) /*!< WiFi internal control block of station or soft-AP error */
+#define CSI_ERR_WIFI_NVS (CSI_DRV_ERRNO_WIFI_BASE + 7) /*!< WiFi internal NVS module error */
+#define CSI_ERR_WIFI_MAC (CSI_DRV_ERRNO_WIFI_BASE + 8) /*!< MAC address is invalid */
+#define CSI_ERR_WIFI_SSID (CSI_DRV_ERRNO_WIFI_BASE + 9) /*!< SSID is invalid */
+#define CSI_ERR_WIFI_PASSWORD (CSI_DRV_ERRNO_WIFI_BASE + 10) /*!< Password is invalid */
+#define CSI_ERR_WIFI_TIMEOUT (CSI_DRV_ERRNO_WIFI_BASE + 11) /*!< Timeout error */
+#define CSI_ERR_WIFI_WAKE_FAIL (CSI_DRV_ERRNO_WIFI_BASE + 12) /*!< WiFi is in sleep state(RF closed) and wakeup fail */
+
+typedef enum
+{
+ FRAME_FILTER_MODE_FORWARD = 1, /*!< Packet filter engine forwards matching packets, discards non-matching packets */
+ FRAME_FILTER_MODE_DISCARD = 0, /*!< Packet filter engine discards matching packets, forwards non-matching packets */
+} frame_filter_mode_t;
+
+typedef enum
+{
+ FRAME_FILTER_RULE_POSITIVE_MATCHING = 0, /*!< Specifies that a filter should match a given pattern */
+ FRAME_FILTER_RULE_NEGATIVE_MATCHING = 1, /*!< Specifies that a filter should NOT match a given pattern */
+} frame_filter_rule_t;
+
+/**
+ * Structure describing a frame filter list item
+ */
+typedef struct
+{
+ uint32_t id; /*!< Unique identifier for a packet filter item */
+ frame_filter_rule_t rule; /*!< Filter matches are either POSITIVE or NEGATIVE matching */
+ uint16_t offset; /*!< Offset in bytes to start filtering (referenced to the start of the ethernet packet) */
+ uint16_t mask_size; /*!< Size of the mask in bytes */
+ uint8_t* mask; /*!< Pattern mask bytes to be ANDed with the pattern eg. "\xff00" (must be in network byte order) */
+ uint8_t* pattern; /*!< Pattern bytes used to filter eg. "\x0800" (must be in network byte order) */
+ bool enabled_status; /*!< When returned from mhd_get_packet_filters, indicates if the filter is enabled */
+} wifi_frame_filter_t;
+
+struct wifi_frame_filter_list
+{
+ struct wifi_frame_filter_list* next;
+};
+typedef struct wifi_frame_filter_list wifi_frame_filter_list_t;
+
+typedef void (*wifi_event_cb_t)(uint32_t event); ///< Signal WiFi Event. Events refer to wifi_event_id_t
+
+/**
+ * @brief Init WiFi
+ * Alloc resource for WiFi driver, such as WiFi control structure, RX/TX buffer,
+ * WiFi NVS structure etc, this WiFi also start WiFi task
+ *
+ * @attention 1. This API must be called before all other WiFi API can be called
+ *
+ * @param cb callback to handle WiFi event
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NO_MEM: out of memory
+ * - others: refer to error code csi_err.h
+ */
+int32_t csi_wifi_init(wifi_event_cb_t *cb);
+
+/**
+ * @brief Deinit WiFi
+ * Free all resource allocated in csi_wifi_init and stop WiFi task
+ *
+ * @attention 1. This API should be called if you want to remove WiFi driver from the system
+ *
+ * @return CSI_OK: succeed
+ */
+int32_t csi_wifi_deinit(void);
+
+/**
+ * @brief Set the WiFi operating mode
+ *
+ * Set the WiFi operating mode as station, soft-AP or station+soft-AP,
+ * The default mode is soft-AP mode.
+ *
+ * @param mode WiFi operating mode
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - others: refer to error code in csi_err.h
+ */
+int32_t csi_wifi_set_mode(wifi_mode_t mode);
+
+/**
+ * @brief Get current operating mode of WiFi
+ *
+ * @param[out] mode store current WiFi mode
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ */
+int32_t csi_wifi_get_mode(wifi_mode_t *mode);
+
+/**
+ * @brief Start WiFi according to current configuration
+ * If mode is WIFI_MODE_STA, it create station control block and start station
+ * If mode is WIFI_MODE_AP, it create soft-AP control block and start soft-AP
+ * If mode is WIFI_MODE_APSTA, it create soft-AP and station control block and start soft-AP and station
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - CSI_ERR_WIFI_NO_MEM: out of memory
+ * - CSI_ERR_WIFI_CONN: WiFi internal error, station or soft-AP control block wrong
+ * - CSI_ERR_WIFI_FAIL: other WiFi internal errors
+ */
+int32_t csi_wifi_start(void);
+
+/**
+ * @brief Stop WiFi
+ * If mode is WIFI_MODE_STA, it stop station and free station control block
+ * If mode is WIFI_MODE_AP, it stop soft-AP and free soft-AP control block
+ * If mode is WIFI_MODE_APSTA, it stop station/soft-AP and free station/soft-AP control block
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ */
+int32_t csi_wifi_stop(void);
+
+/**
+ * @brief Restore WiFi stack persistent settings to default values
+ *
+ * This function will reset settings made using the following APIs:
+ * - csi_wifi_get_auto_connect,
+ * - csi_wifi_set_protocol,
+ * - csi_wifi_set_config related
+ * - csi_wifi_set_mode
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ */
+int32_t csi_wifi_restore(void);
+
+/**
+ * @brief Connect the WiFi station to the AP.
+ *
+ * @attention 1. This API only impact WIFI_MODE_STA or WIFI_MODE_APSTA mode
+ * @attention 2. If connecting to an AP, call csi_wifi_disconnect to disconnect.
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_NOT_START: WiFi is not started by csi_wifi_start
+ * - CSI_ERR_WIFI_CONN: WiFi internal error, station or soft-AP control block wrong
+ * - CSI_ERR_WIFI_SSID: SSID of AP which station connects is invalid
+ */
+int32_t csi_wifi_connect(void);
+
+/**
+ * @brief Disconnect the WiFi station from the AP.
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi was not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_NOT_STARTED: WiFi was not started by csi_wifi_start
+ * - CSI_ERR_WIFI_FAIL: other WiFi internal errors
+ */
+int32_t csi_wifi_disconnect(void);
+
+/**
+ * @brief deauthenticate all stations or associated id equals to aid
+ *
+ * @param aid when aid is 0, deauthenticate all stations, otherwise deauthenticate station whose associated id is aid
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_NOT_STARTED: WiFi was not started by csi_wifi_start
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - CSI_ERR_WIFI_MODE: WiFi mode is wrong
+ */
+int32_t csi_wifi_deauth_sta(uint16_t aid);
+
+/**
+ * @brief Scan all available APs.
+ *
+ * @attention If this API is called, the found APs are stored in WiFi driver dynamic allocated memory and that
+ * will be freed in csi_wifi_get_ap_list, so generally, call csi_wifi_get_ap_list to cause
+ * the memory to be freed once the scan is done
+ * @attention The values of maximum active scan time and passive scan time per channel are limited to 1500 milliseconds.
+ * Values above 1500ms may cause station to disconnect from AP and are not recommended.
+ *
+ * @param config configuration of scanning
+ * @param block if block is true, this API will block the caller until the scan is done, otherwise
+ * it will return immediately
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_NOT_STARTED: WiFi was not started by csi_wifi_start
+ * - CSI_ERR_WIFI_TIMEOUT: blocking scan is timeout
+ * - others: refer to error code in csi_err.h
+ */
+int32_t csi_wifi_scan_start(wifi_scan_config_t *config, bool block);
+
+/**
+ * @brief Stop the scan in process
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_NOT_STARTED: WiFi is not started by csi_wifi_start
+ */
+int32_t csi_wifi_scan_stop(void);
+
+/**
+ * @brief Get AP list found in last scan
+ *
+ * @param[inout] number As input param, it stores max AP number ap_records can hold.
+ * As output param, it receives the actual AP number this API returns.
+ * @param ap_records wifi_ap_record_t array to hold the found APs
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_NOT_STARTED: WiFi is not started by csi_wifi_start
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - CSI_ERR_WIFI_NO_MEM: out of memory
+ */
+int32_t csi_wifi_scan_get_ap_records(uint16_t *number, wifi_ap_record_t *ap_records);
+
+
+/**
+ * @brief Get information of AP which station is associated with
+ *
+ * @param ap_info the wifi_ap_record_t to hold AP information
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - others: fail
+ */
+int32_t csi_wifi_sta_get_ap_info(wifi_ap_record_t *ap_info);
+
+/**
+ * @brief Set current power save type
+ *
+ * @attention Default power save type is WIFI_PS_NONE.
+ *
+ * @param type power save type
+ *
+ * @return CSI_ERR_WIFI_NOT_SUPPORT: not supported yet
+ */
+int32_t csi_wifi_set_ps(wifi_ps_type_t type);
+
+/**
+ * @brief Get current power save type
+ *
+ * @attention Default power save type is WIFI_PS_NONE.
+ *
+ * @param[out] type: store current power save type
+ *
+ * @return CSI_ERR_WIFI_NOT_SUPPORT: not supported yet
+ */
+int32_t csi_wifi_get_ps(wifi_ps_type_t *type);
+
+/**
+ * @brief Set protocol type of specified interface
+ * The default protocol is (WIFI_PROTOCOL_11B|WIFI_PROTOCOL_11G|WIFI_PROTOCOL_11N)
+ *
+ * @attention Currently we only support 802.11b or 802.11bg or 802.11bgn mode
+ *
+ * @param ifx interfaces
+ * @param protocol_bitmap WiFi protocol bitmap
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_IF: invalid interface
+ * - others: refer to error codes in csi_err.h
+ */
+int32_t csi_wifi_set_protocol(wifi_interface_t ifx, uint8_t protocol_bitmap);
+
+/**
+ * @brief Get the current protocol bitmap of the specified interface
+ *
+ * @param ifx interface
+ * @param[out] protocol_bitmap store current WiFi protocol bitmap of interface ifx
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_IF: invalid interface
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - others: refer to error codes in csi_err.h
+ */
+int32_t csi_wifi_get_protocol(wifi_interface_t ifx, uint8_t *protocol_bitmap);
+
+/**
+ * @brief Set the bandwidth of specified interface
+ *
+ * @attention 1. API return false if try to configure an interface that is not enabled
+ * @attention 2. WIFI_BW_HT40 is supported only when the interface support 11N
+ *
+ * @param ifx interface to be configured
+ * @param bw bandwidth
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_IF: invalid interface
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - others: refer to error codes in csi_err.h
+ */
+int32_t csi_wifi_set_bandwidth(wifi_interface_t ifx, wifi_bandwidth_t bw);
+
+/**
+ * @brief Get the bandwidth of specified interface
+ *
+ * @attention 1. API return false if try to get a interface that is not enable
+ *
+ * @param ifx interface to be configured
+ * @param[out] bw store bandwidth of interface ifx
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_IF: invalid interface
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ */
+int32_t csi_wifi_get_bandwidth(wifi_interface_t ifx, wifi_bandwidth_t *bw);
+
+/**
+ * @brief Set primary/secondary channel
+ *
+ * @attention 1. This is a special API for sniffer
+ * @attention 2. This API should be called after csi_wifi_start() or csi_wifi_set_promiscuous()
+ *
+ * @param primary for HT20, primary is the channel number, for HT40, primary is the primary channel
+ * @param second for HT20, second is ignored, for HT40, second is the second channel
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_IF: invalid interface
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ */
+int32_t csi_wifi_set_channel(uint8_t primary, wifi_second_chan_t second);
+
+/**
+ * @brief Get the primary/secondary channel
+ *
+ * @attention 1. API return false if try to get a interface that is not enable
+ *
+ * @param[out] primary store current primary channel
+ * @param[out] second store current second channel
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ */
+int32_t csi_wifi_get_channel(uint8_t *primary, wifi_second_chan_t *second);
+
+/**
+ * @brief Set country code
+ * The default value is WIFI_COUNTRY_CN
+ *
+ * @param country country type
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - others: refer to error code in csi_err.h
+ */
+int32_t csi_wifi_set_country(wifi_country_t country);
+
+/**
+ * @brief Get country code
+ *
+ * @param country store current country
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ */
+int32_t csi_wifi_get_country(wifi_country_t *country);
+
+/**
+ * @brief Set MAC address of the WiFi station or the soft-AP interface.
+ *
+ * @attention 1. This API can only be called when the interface is disabled
+ * @attention 2. soft-AP and station have different MAC addresses, do not set them to be the same.
+ * @attention 3. The bit 0 of the first byte of MAC address can not be 1. For example, the MAC address
+ * can set to be "1a:XX:XX:XX:XX:XX", but can not be "15:XX:XX:XX:XX:XX".
+ *
+ * @param ifx interface
+ * @param mac the MAC address
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - CSI_ERR_WIFI_IF: invalid interface
+ * - CSI_ERR_WIFI_MAC: invalid mac address
+ * - CSI_ERR_WIFI_MODE: WiFi mode is wrong
+ * - others: refer to error codes in csi_err.h
+ */
+int32_t csi_wifi_set_mac(wifi_interface_t ifx, uint8_t mac[6]);
+
+/**
+ * @brief Get mac of specified interface
+ *
+ * @param ifx interface
+ * @param[out] mac store mac of the interface ifx
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - CSI_ERR_WIFI_IF: invalid interface
+ */
+int32_t csi_wifi_get_mac(wifi_interface_t ifx, uint8_t mac[6]);
+
+/**
+ * @brief The RX callback function in the promiscuous mode.
+ * Each time a packet is received, the callback function will be called.
+ *
+ * @param buf Data received. Type of data in buffer (wifi_promiscuous_pkt_t or wifi_pkt_rx_ctrl_t) indicated by 'type' parameter.
+ * @param type promiscuous packet type.
+ *
+ */
+typedef void (* wifi_promiscuous_cb_t)(void *buf, wifi_promiscuous_pkt_type_t type);
+
+/**
+ * @brief Register the RX callback function in the promiscuous mode.
+ *
+ * Each time a packet is received, the registered callback function will be called.
+ *
+ * @param cb callback
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ */
+int32_t csi_wifi_set_promiscuous_rx_cb(wifi_promiscuous_cb_t cb);
+
+/**
+ * @brief Enable the promiscuous mode.
+ *
+ * @param en false - disable, true - enable
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ */
+int32_t csi_wifi_set_promiscuous(bool en);
+
+/**
+ * @brief Get the promiscuous mode.
+ *
+ * @param[out] en store the current status of promiscuous mode
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ */
+int32_t csi_wifi_get_promiscuous(bool *en);
+
+/**
+ * @brief Set the configuration of STA or AP
+ *
+ * @attention 1. This API can be called only when specified interface is enabled, otherwise, API fail
+ * @attention 2. For station configuration, bssid_set needs to be 0; and it needs to be 1 only when users need to check the MAC address of the AP.
+ * @attention 3. Limited to only one channel, so when in the soft-AP+station mode, the soft-AP will adjust its channel automatically to be the same as
+ * the channel of the station.
+ *
+ * @param ifx interface
+ * @param conf station or soft-AP configuration
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - CSI_ERR_WIFI_IF: invalid interface
+ * - CSI_ERR_WIFI_MODE: invalid mode
+ * - CSI_ERR_WIFI_PASSWORD: invalid password
+ * - CSI_ERR_WIFI_NVS: WiFi internal NVS error
+ * - others: refer to the erro code in csi_err.h
+ */
+int32_t csi_wifi_set_config(wifi_interface_t ifx, wifi_config_t *conf);
+
+/**
+ * @brief Get configuration of specified interface
+ *
+ * @param ifx interface
+ * @param[out] conf station or soft-AP configuration
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - CSI_ERR_WIFI_IF: invalid interface
+ */
+int32_t csi_wifi_get_config(wifi_interface_t ifx, wifi_config_t *conf);
+
+/**
+ * @brief Get STAs associated with soft-AP
+ *
+ * @attention SSC only API
+ *
+ * @param[out] sta station list
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - CSI_ERR_WIFI_MODE: WiFi mode is wrong
+ * - CSI_ERR_WIFI_CONN: WiFi internal error, the station/soft-AP control block is invalid
+ */
+int32_t csi_wifi_ap_get_sta_list(wifi_sta_list_t *sta);
+
+
+/**
+ * @brief Set the WiFi API configuration storage type
+ *
+ * @attention 1. The default value is WIFI_STORAGE_FLASH
+ *
+ * @param storage : storage type
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ */
+int32_t csi_wifi_set_storage(wifi_storage_t storage);
+
+/**
+ * @brief Set auto connect
+ * The default value is true
+ *
+ * @param en : true - enable auto connect / false - disable auto connect
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_MODE: WiFi internal error, the station/soft-AP control block is invalid
+ * - others: refer to error code in csi_err.h
+ */
+int32_t csi_wifi_set_auto_connect(bool en);
+
+/**
+ * @brief Get the auto connect flag
+ *
+ * @param[out] en store current auto connect configuration
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ */
+int32_t csi_wifi_get_auto_connect(bool *en);
+
+/**
+ * @brief Set vendor specific element
+ *
+ * @param enable enable or not
+ * @param type information element type
+ * @param idx information element index
+ * @param vnd_ie pointer to a vendor specific element
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ * - CSI_ERR_WIFI_ARG: invalid argument
+ * - CSI_ERR_WIFI_NO_MEM: out of memory
+ */
+int32_t csi_wifi_set_vendor_ie(bool enable, wifi_vendor_ie_type_t type, wifi_vendor_ie_id_t idx, uint8_t *vnd_ie);
+
+/**
+ * @brief Define function pointer for vendor specific element callback
+ * @param ctx reserved
+ * @param type information element type
+ * @param sa source address
+ * @param vnd_ie pointer to a vendor specific element
+ * @param rssi received signal strength indication
+ */
+typedef void (*csi_vendor_ie_cb_t) (void *ctx, wifi_vendor_ie_type_t type, const uint8_t sa[6], const uint8_t *vnd_ie, int rssi);
+
+/**
+ * @brief Set vendor specific element callback
+ *
+ * @param cb callback function
+ * @param ctx reserved
+ *
+ * @return
+ * - CSI_OK: succeed
+ * - CSI_ERR_WIFI_NOT_INIT: WiFi is not initialized by csi_wifi_init
+ */
+int32_t csi_wifi_set_vendor_ie_cb(csi_vendor_ie_cb_t cb, void *ctx);
+
+/**
+ * @brief get whether the wifi driver is allowed to transmit data or not
+ *
+ * @return
+ * - true : upper layer should stop to transmit data to wifi driver
+ * - false : upper layer can transmit data to wifi driver
+ */
+bool csi_wifi_tx_is_stop(void);
+
+/**
+ * @brief free the rx buffer which allocated by wifi driver
+ *
+ * @param buffer: rx buffer pointer
+ */
+void csi_wifi_free_rx_buffer(void *buffer);
+
+/**
+ * @brief transmit the buffer via wifi driver
+ *
+ * @param wifi_if : wifi interface id
+ * @param buffer : the buffer to be tansmit
+ * @param len : the length of buffer
+ *
+ * @return
+ * - ERR_OK : Successfully transmit the buffer to wifi driver
+ * - ERR_MEM : Out of memory
+ * - ERR_IF : WiFi driver error
+ * - ERR_ARG : Invalid argument
+ */
+int csi_wifi_tx(wifi_interface_t wifi_if, void *buffer, uint16_t len);
+
+/**
+ * @brief The WiFi RX callback function
+ *
+ * Each time the WiFi need to forward the packets to high layer, the callback function will be called.
+ * ebuf is rx buffer allocated by wifi driver
+ */
+typedef int32_t (*wifi_rxcb_t)(void *buffer, uint16_t len, void *ebuf);
+
+/**
+ * @brief Set the WiFi RX callback
+ *
+ * @attention 1. Currently we support only one RX callback for each interface
+ *
+ * @param ifx : interface
+ * @param fn : WiFi RX callback
+ *
+ * @return
+ * - CSI_OK : succeed
+ * - others : fail
+ */
+int32_t csi_wifi_reg_rxcb(wifi_interface_t ifx, wifi_rxcb_t fn);
+
+/**
+ \brief Add Frame Filter Setting with Filter ID.
+ \param[in] filter Pointer to filter setting
+ \return
+*/
+int32_t csi_wifi_add_framefilter(const wifi_frame_filter_t *filter);
+
+/**
+ \brief Remove Frame Filter Setting.
+ \param[in] filter_id Frame Filter ID
+ \return
+*/
+int32_t csi_wifi_remove_framefilter(uint32_t filter_id);
+
+/**
+ \brief Enable/Disable Specified Frame Filter ID.
+ \param[in] filter_id Frame Filter ID
+ \param[in] en Enable or disable
+ \return
+*/
+int32_t csi_wifi_en_framefilter(uint32_t filter_id, bool en);
+
+/**
+ \brief Get frame filter table list.
+ \param[in] list frame filter table list
+ \param[in] count_out the count of filter setting added
+ \param[in] max_count max filter setting can be supported
+ \return
+*/
+int32_t csi_wifi_get_framefilter(wifi_frame_filter_list_t* list, uint32_t* count_out, uint32_t max_count);
+
+/**
+* @brief This function gets the radio status of the Wi-Fi driver.
+*
+* @param[out] on_off indicates the Wi-Fi radio is on or off.
+*
+* Value |Definition |
+* ------------------------------|------------------------------------------------------------------------|
+* \b 0 | OFF, the Wi-Fi radio is turned off, and Wi-Fi TX/RX is disabled.|
+* \b 1 | ON, the Wi-Fi radio is turned on, and Wi-Fi TX/RX is enabled.|
+*
+*
+* @return >=0 the operation completed successfully, <0 the operation failed.
+*
+* @note In repeater mode, both Wi-Fi interface and Wi-Fi radio are turned on/off at the same time.
+*/
+int32_t wifi_config_get_radio(uint8_t *on_off);
+
+/**
+* @brief This function sets the radio status of the Wi-Fi driver. This operation takes effect immediately.
+*
+* @param[in] on_off indicates the Wi-Fi radio is on or off.
+*
+* Value |Definition |
+* ------------------------------|------------------------------------------------------------------------|
+* \b 0 | OFF, the Wi-Fi radio is turned off, and Wi-Fi TX/RX is disabled|
+* \b 1 | ON, the Wi-Fi radio is turned on, and Wi-Fi TX/RX is enabled|
+*
+* @return >=0 the operation completed successfully, <0 the operation failed.
+*
+* @note In repeater mode, both Wi-Fi interface and Wi-Fi radio are turned on/off at the same time.
+*/
+int32_t wifi_config_set_radio(uint8_t on_off);
+
+/**
+* @brief This function gets the RSSI of the connected AP. It's only used for the STA mode and while the station is connected to the AP.
+*
+* @param[out] rssi returns the RSSI of the connected AP.
+*
+* @return >=0 the operation completed successfully, <0 the operation failed.
+*
+*
+*/
+int32_t csi_wifi_connection_get_rssi(int8_t *rssi);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __CSI_WIFI_H__ */
+
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wifi_wps.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wifi_wps.h
new file mode 100644
index 000000000..9cb9c9dec
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/drv_wifi_wps.h
@@ -0,0 +1,101 @@
+/**
+ * Copyright (C) 2016 CSI Project. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __CSI_WIFI_WPS_H__
+#define __CSI_WIFI_WPS_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** \defgroup WiFi_APIs WiFi Related APIs
+ * @brief WiFi APIs
+ */
+
+/** @addtogroup WiFi_APIs
+ * @{
+ */
+
+/** \defgroup WPS_APIs WPS APIs
+ * @brief WPS APIs
+ *
+ * WPS can only be used when station is enabled.
+ *
+ */
+
+/** @addtogroup WPS_APIs
+ * @{
+ */
+
+#define CSI_ERR_WIFI_REGISTRAR (CSI_DRV_ERRNO_WIFI_BASE + 51) /*!< WPS registrar is not supported */
+#define CSI_ERR_WIFI_WPS_TYPE (CSI_DRV_ERRNO_WIFI_BASE + 52) /*!< WPS type error */
+#define CSI_ERR_WIFI_WPS_SM (CSI_DRV_ERRNO_WIFI_BASE + 53) /*!< WPS state machine is not initialized */
+
+typedef enum wps_type {
+ WPS_TYPE_DISABLE = 0,
+ WPS_TYPE_PBC,
+ WPS_TYPE_PIN,
+ WPS_TYPE_MAX,
+} wps_type_t;
+
+/**
+ * @brief Enable Wi-Fi WPS function.
+ *
+ * @attention WPS can only be used when station is enabled.
+ *
+ * @param wps_type : WPS type, so far only WPS_TYPE_PBC and WPS_TYPE_PIN is supported
+ *
+ * @return
+ * - CSI_OK : succeed
+ * - CSI_ERR_WIFI_WPS_TYPE : wps type is invalid
+ * - CSI_ERR_WIFI_WPS_MODE : wifi is not in station mode or sniffer mode is on
+ * - CSI_ERR_WIFI_FAIL : wps initialization fails
+ */
+int32_t csi_wifi_wps_enable(wps_type_t wps_type);
+
+/**
+ * @brief Disable Wi-Fi WPS function and release resource it taken.
+ *
+ * @return
+ * - CSI_OK : succeed
+ * - CSI_ERR_WIFI_WPS_MODE : wifi is not in station mode or sniffer mode is on
+ */
+int32_t csi_wifi_wps_disable(void);
+
+/**
+ * @brief WPS starts to work.
+ *
+ * @attention WPS can only be used when station is enabled.
+ *
+ * @param timeout_ms : maximum blocking time before API return.
+ * - 0 : non-blocking
+ * - 1~120000 : blocking time
+ *
+ * @return
+ * - CSI_OK : succeed
+ * - CSI_ERR_WIFI_WPS_TYPE : wps type is invalid
+ * - CSI_ERR_WIFI_WPS_MODE : wifi is not in station mode or sniffer mode is on
+ * - CSI_ERR_WIFI_WPS_SM : wps state machine is not initialized
+ * - CSI_ERR_WIFI_FAIL : wps initialization fails
+ */
+int32_t csi_wifi_wps_start(int timeout_ms);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __CSI_WIFI_H__ */
+
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/system.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/system.c
new file mode 100644
index 000000000..34433eea6
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/csi/csi_driver/include/system.c
@@ -0,0 +1,33 @@
+#include <stdint.h>
+#include <soc.h>
+#include <csi_core.h>
+
+extern void CORET_IRQHandler(void);
+extern void Default_handler(void);
+extern void console_init();
+void (*g_irqvector[32])(void);
+
+void irq_vectors_init(void)
+{
+ int i;
+
+ for (i = 0; i < 32; i++) {
+ g_irqvector[i] = Default_handler;
+ }
+
+ g_irqvector[CORET_IRQn] = CORET_IRQHandler;
+}
+
+
+#define CONFIG_SYSTICK_HZ 100
+#define CONFIG_SYSTEM_FREQ 24000000
+
+void SystemInit(void)
+{
+ irq_vectors_init();
+ drv_coret_config(CONFIG_SYSTEM_FREQ / CONFIG_SYSTICK_HZ, CORET_IRQn); //10ms
+ drv_nvic_enable_irq(CORET_IRQn);
+
+ console_init();
+ return;
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/driver/uart.c b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/driver/uart.c
new file mode 100644
index 000000000..60ac671c9
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/driver/uart.c
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <stdio.h>
+#include <stdint.h>
+#include "soc.h"
+#include "pin_name.h"
+#include "drv_usart.h"
+#include "ck_sys_freq.h"
+
+#define CONSOLE_TXD PA10_ADC2_TXD0
+#define CONSOLE_RXD PA11_ACMP0N_ADC3_RXD0
+static usart_handle_t console_handle = NULL;
+extern int32_t csi_usart_putchar(usart_handle_t handle, uint8_t ch);
+
+int putchar(int ch)
+{
+ if (ch == '\n') {
+ csi_usart_putchar(console_handle, '\r');
+ }
+
+ csi_usart_putchar(console_handle, ch);
+
+ return 0;
+}
+
+int fputc(int ch, FILE *fp)
+{
+ if (ch == '\n') {
+ csi_usart_putchar(console_handle, '\r');
+ }
+
+ csi_usart_putchar(console_handle, ch);
+
+ return 0;
+}
+
+
+void usart_event_cb(usart_event_e event, void *cb_arg)
+{
+ //do nothing
+}
+
+void console_init()
+{
+ int ret;
+
+ console_handle = csi_usart_initialize(CONSOLE_TXD, CONSOLE_RXD, usart_event_cb, 0);
+
+ if (!console_handle) {
+ return;
+ }
+
+ ret = csi_usart_config(console_handle,
+ SYSTEM_CLOCK,
+ 115200,
+ USART_MODE_ASYNCHRONOUS,
+ USART_PARITY_NONE,
+ USART_STOP_BITS_1,
+ USART_DATA_BITS_8);
+
+ if (ret < 0) {
+ return;
+ }
+}
+
+void console_init_ree(uint32_t sysclk)
+{
+ int ret;
+
+
+ console_handle = csi_usart_initialize(CONSOLE_TXD, CONSOLE_RXD, usart_event_cb, 0);
+
+ if (!console_handle) {
+ return;
+ }
+
+ ret = csi_usart_config(console_handle,
+ sysclk,
+ 115200,
+ USART_MODE_ASYNCHRONOUS,
+ USART_PARITY_NONE,
+ USART_STOP_BITS_1,
+ USART_DATA_BITS_8);
+
+ if (ret < 0) {
+ return;
+ }
+}
diff --git a/FreeRTOS/Demo/T-HEAD_CB2201_CDK/driver/uart.h b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/driver/uart.h
new file mode 100644
index 000000000..42105056a
--- /dev/null
+++ b/FreeRTOS/Demo/T-HEAD_CB2201_CDK/driver/uart.h
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef UART_H
+#define UART_H
+void console_init(void);
+#endif
diff --git a/FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/port.c b/FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/port.c
new file mode 100644
index 000000000..db8d50f7a
--- /dev/null
+++ b/FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/port.c
@@ -0,0 +1,150 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * 1 tab == 4 spaces!
+ */
+
+/* Kernel includes. */
+#include "FreeRTOS.h"
+#include "task.h"
+
+extern void vPortStartTask(void);
+
+/* Used to keep track of the number of nested calls to taskENTER_CRITICAL(). This
+will be set to 0 prior to the first task being started. */
+portLONG ulCriticalNesting = 0x9999UL;
+
+/* Used to record one tack want to swtich task after enter critical area, we need know it
+ * and implement task switch after exit critical area */
+portLONG pendsvflag = 0;
+
+StackType_t *pxPortInitialiseStack( StackType_t * pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
+{
+ StackType_t *stk = NULL;
+
+ stk = pxTopOfStack;
+
+ *(--stk) = (uint32_t)pxCode; /* Entry Point */
+ *(--stk) = (uint32_t)0xE0000140L; /* PSR */
+ *(--stk) = (uint32_t)0xFFFFFFFEL; /* R15 (LR) (init value will cause fault if ever used) */
+ *(--stk) = (uint32_t)0x13131313L; /* R13 */
+ *(--stk) = (uint32_t)0x12121212L; /* R12 */
+ *(--stk) = (uint32_t)0x11111111L; /* R11 */
+ *(--stk) = (uint32_t)0x10101010L; /* R10 */
+ *(--stk) = (uint32_t)0x09090909L; /* R9 */
+ *(--stk) = (uint32_t)0x08080808L; /* R8 */
+ *(--stk) = (uint32_t)0x07070707L; /* R7 */
+ *(--stk) = (uint32_t)0x06060606L; /* R6 */
+ *(--stk) = (uint32_t)0x05050505L; /* R5 */
+ *(--stk) = (uint32_t)0x04040404L; /* R4 */
+ *(--stk) = (uint32_t)0x03030303L; /* R3 */
+ *(--stk) = (uint32_t)0x02020202L; /* R2 */
+ *(--stk) = (uint32_t)0x01010101L; /* R1 */
+ *(--stk) = (uint32_t)pvParameters; /* R0 : argument */
+
+ return stk;
+}
+
+BaseType_t xPortStartScheduler( void )
+{
+ ulCriticalNesting = 0UL;
+
+ vPortStartTask();
+
+ return pdFALSE;
+}
+
+
+void vPortEndScheduler( void )
+{
+ /* Not implemented as there is nothing to return to. */
+}
+
+void vPortEnterCritical( void )
+{
+ portDISABLE_INTERRUPTS();
+ ulCriticalNesting ++;
+}
+
+void vPortExitCritical( void )
+{
+ if (ulCriticalNesting == 0) {
+ while(1);
+ }
+
+ ulCriticalNesting --;
+ if (ulCriticalNesting == 0)
+ {
+ portENABLE_INTERRUPTS();
+
+ if (pendsvflag)
+ {
+ pendsvflag = 0;
+ portYIELD();
+ }
+ }
+}
+
+#if configUSE_PREEMPTION == 0
+void xPortSysTickHandler( void )
+{
+ portLONG ulDummy;
+
+ ulDummy = portSET_INTERRUPT_MASK_FROM_ISR();
+ xTaskIncrementTick();
+ portCLEAR_INTERRUPT_MASK_FROM_ISR( ulDummy );
+}
+
+#else
+void xPortSysTickHandler( void )
+{
+ portLONG ulDummy;
+
+ ulDummy = portSET_INTERRUPT_MASK_FROM_ISR();
+ {
+ if (xTaskIncrementTick() != pdFALSE)
+ {
+ portYIELD_FROM_ISR(pdTRUE);
+ }
+ }
+ portCLEAR_INTERRUPT_MASK_FROM_ISR( ulDummy );
+}
+#endif
+
+void vPortYieldHandler( void )
+{
+ uint32_t ulSavedInterruptMask;
+
+ ulSavedInterruptMask = portSET_INTERRUPT_MASK_FROM_ISR();
+
+ vTaskSwitchContext();
+
+ portCLEAR_INTERRUPT_MASK_FROM_ISR( ulSavedInterruptMask );
+}
+
+__attribute__((weak)) void vApplicationStackOverflowHook( xTaskHandle *pxTask, signed portCHAR *pcTaskName )
+{
+ for(;;);
+}
+
+__attribute__((weak)) void vApplicationMallocFailedHook( void )
+{
+ for(;;);
+}
diff --git a/FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/portasm.S b/FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/portasm.S
new file mode 100644
index 000000000..693ec641d
--- /dev/null
+++ b/FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/portasm.S
@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * 1 tab == 4 spaces!
+ */
+
+//#include <csi_config.h>
+
+/********************************************************************
+ * Functions: vPortStartTask
+ *
+ ********************************************************************/
+.global vPortStartTask
+.type vPortStartTask, %function
+vPortStartTask:
+ psrclr ie
+ lrw r4, pxCurrentTCB
+ ld.w r4, (r4) // the current task stack pointer is the first member
+ ld.w sp, (r4)
+
+ ldw r0, (sp, 64)
+ mtcr r0, epc
+ ldw r0, (sp, 60)
+ mtcr r0, epsr
+ ldw r15, (sp, 56)
+ ldm r0-r13, (sp)
+ addi sp, 68
+ rte
+
+/********************************************************************
+ * Functions: vPortYield
+ *
+ ********************************************************************/
+.global vPortYield
+.type vPortYield, %function
+vPortYield:
+ psrclr ee
+ subi sp, 68
+ stm r0-r13, (sp)
+ stw r15, (sp, 56)
+ mfcr r0, psr
+ bseti r0, 8
+ stw r0, (sp, 60)
+ stw r15, (sp, 64)
+
+ lrw r2, pxCurrentTCB
+ ld.w r3, (r2)
+ st.w sp, (r3)
+
+ jbsr vTaskSwitchContext
+ lrw r4, pxCurrentTCB
+ ld.w r4, (r4)
+ ld.w sp, (r4)
+
+ ldw r0, (sp, 64)
+ mtcr r0, epc
+ ldw r0, (sp, 60)
+ mtcr r0, epsr
+ ldw r15, (sp, 56)
+ ldm r0-r13, (sp)
+ addi sp, 68
+
+ rte
+
+/********************************************************************
+ * Functions: NOVIC_IRQ_Default_Handler
+ *
+ ********************************************************************/
+.global NOVIC_IRQ_Default_Handler
+.type NOVIC_IRQ_Default_Handler, %function
+NOVIC_IRQ_Default_Handler:
+ psrset ee
+ subi sp, 68
+ stm r0-r13, (sp)
+ stw r15, (sp, 56)
+ mfcr r0, epsr
+ stw r0, (sp, 60)
+ mfcr r0, epc
+ stw r0, (sp, 64)
+
+ lrw r7, pxCurrentTCB
+ ldw r7, (r7)
+ stw sp, (r7)
+
+ lrw sp, g_top_irqstack
+
+ lrw r1, g_irqvector
+ mfcr r0, psr
+ lsri r0, 16
+ sextb r0
+ subi r0, 32
+ lsli r0, 2
+ add r1, r0
+ ldw r1, (r1)
+ lsri r0, 2
+ jsr r1
+
+ lrw r7, pxCurrentTCB
+ ldw r7, (r7)
+ ldw sp, (r7)
+
+ ldw r0, (sp, 64)
+ mtcr r0, epc
+ ldw r0, (sp, 60)
+ mtcr r0, epsr
+ ldm r0-r13, (sp)
+ ldw r15, (sp, 56)
+ addi sp, 68
+ rte
diff --git a/FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/portmacro.h b/FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/portmacro.h
new file mode 100644
index 000000000..6db37cc54
--- /dev/null
+++ b/FreeRTOS/Source/portable/ThirdParty/CDK/T-HEAD_CK802/portmacro.h
@@ -0,0 +1,159 @@
+/*
+ * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * 1 tab == 4 spaces!
+ */
+
+#ifndef PORTMACRO_H
+#define PORTMACRO_H
+
+#include <stdlib.h>
+#include <stdint.h>
+#include <csi_core.h>
+
+extern void vPortYield(void);
+#ifdef __cplusplus
+class vPortYield;
+extern "C" {
+#endif
+
+
+/*-----------------------------------------------------------
+ * Port specific definitions.
+ *
+ * The settings in this file configure FreeRTOS correctly for the
+ * given hardware and compiler.
+ *
+ * These settings should not be altered.
+ *-----------------------------------------------------------
+ */
+
+/* Type definitions. */
+#define portCHAR char
+#define portFLOAT float
+#define portDOUBLE double
+#define portLONG long
+#define portSHORT short
+#define portSTACK_TYPE uint32_t
+#define portBASE_TYPE long
+
+typedef portSTACK_TYPE StackType_t;
+typedef long BaseType_t;
+typedef unsigned long UBaseType_t;
+typedef void (*portvectorfunc)(void);
+
+#if( configUSE_16_BIT_TICKS == 1 )
+ typedef uint16_t TickType_t;
+ #define portMAX_DELAY ( TickType_t ) 0xffff
+#else
+ typedef uint32_t TickType_t;
+ #define portMAX_DELAY ( TickType_t ) 0xffffffffUL
+#endif
+
+
+/* Hardware specifics. */
+#define portBYTE_ALIGNMENT 8
+#define portSTACK_GROWTH -1
+#define portMS_PERIOD_TICK 10
+#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
+
+
+static inline void vPortEnableInterrupt( void )
+{
+ __enable_irq();
+}
+
+static inline void vPortDisableInterrupt( void )
+{
+ __disable_irq();
+}
+
+static inline portLONG GetCurrentPSR (void)
+{
+ return __get_PSR();
+}
+
+static inline portLONG SaveLocalPSR (void)
+{
+ portLONG flags = __get_PSR();
+ __disable_irq();
+ return flags;
+}
+
+static inline void RestoreLocalPSR (portLONG newMask)
+{
+ __asm__ __volatile__(
+ "mtcr %0, psr \n"
+ :
+ :"r" (newMask)
+ :"memory"
+ );
+}
+
+extern void vPortEnterCritical( void );
+extern void vPortExitCritical( void );
+extern __attribute__((naked)) void cpu_yeild(void);
+
+#define portDISABLE_INTERRUPTS() vPortDisableInterrupt()
+#define portENABLE_INTERRUPTS() vPortEnableInterrupt()
+#define portENTER_CRITICAL() vPortEnterCritical()
+#define portEXIT_CRITICAL() vPortExitCritical()
+#define portSET_INTERRUPT_MASK_FROM_ISR() SaveLocalPSR()
+#define portCLEAR_INTERRUPT_MASK_FROM_ISR(a) RestoreLocalPSR(a)
+
+#define portNOP() asm("nop")
+
+extern portLONG ulCriticalNesting;
+extern portLONG pendsvflag;
+
+#define portYIELD() if (ulCriticalNesting == 0) \
+ { \
+ vPortYield(); \
+ } \
+ else \
+ { \
+ pendsvflag = 1; \
+ } \
+ portNOP();portNOP()
+
+/*-----------------------------------------------------------*/
+
+/* Task function macros as described on the FreeRTOS.org WEB site. */
+#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters ) __attribute__((noreturn))
+#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
+/*-----------------------------------------------------------*/
+
+#define portEND_SWITCHING_ISR( xSwitchRequired ) do { \
+ if( xSwitchRequired != pdFALSE ) \
+ { \
+ portYIELD(); \
+ } \
+ }while(0)
+
+#define portYIELD_FROM_ISR( a ) vTaskSwitchContext()
+
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PORTMACRO_H */
+