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Diffstat (limited to 'FreeRTOS/Demo/AVR_ATMega4809_IAR/regtest.c')
-rw-r--r--FreeRTOS/Demo/AVR_ATMega4809_IAR/regtest.c382
1 files changed, 382 insertions, 0 deletions
diff --git a/FreeRTOS/Demo/AVR_ATMega4809_IAR/regtest.c b/FreeRTOS/Demo/AVR_ATMega4809_IAR/regtest.c
new file mode 100644
index 000000000..4f4edf093
--- /dev/null
+++ b/FreeRTOS/Demo/AVR_ATMega4809_IAR/regtest.c
@@ -0,0 +1,382 @@
+/*
+ * FreeRTOS Kernel V10.3.0
+ * Copyright (C) 2020 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!
+ */
+
+/* Scheduler include files. */
+#include "FreeRTOS.h"
+#include "task.h"
+
+/* Demo file headers. */
+#include "regtest.h"
+
+/* Test tasks that sets registers to known values, then checks to ensure the
+values remain as expected. Test 1 and test 2 use different values. */
+static void prvRegisterCheck1( void *pvParameters );
+static void prvRegisterCheck2( void *pvParameters );
+
+/* Set to a non zero value should an error be found. */
+portBASE_TYPE xRegTestError = pdFALSE;
+
+/*-----------------------------------------------------------*/
+
+void vStartRegTestTasks( void )
+{
+ xTaskCreate( prvRegisterCheck1, "Reg1", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL );
+ xTaskCreate( prvRegisterCheck2, "Reg2", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL );
+}
+/*-----------------------------------------------------------*/
+
+portBASE_TYPE xAreRegTestTasksStillRunning( void )
+{
+portBASE_TYPE xReturn;
+
+ /* If a register was found to contain an unexpected value then the
+ xRegTestError variable would have been set to a non zero value. */
+ if( xRegTestError == pdFALSE )
+ {
+ xReturn = pdTRUE;
+ }
+ else
+ {
+ xReturn = pdFALSE;
+ }
+
+ return xReturn;
+}
+/*-----------------------------------------------------------*/
+
+static void prvRegisterCheck1( void *pvParameters )
+{
+ ( void ) pvParameters;
+
+ for( ;; )
+ {
+ asm( "LDI r31, 5 \n"
+ "MOV r0, r31 \n"
+ "LDI r31, 6 \n"
+ "MOV r1, r31 \n"
+ "LDI r31, 7 \n"
+ "MOV r2, r31 \n"
+ "LDI r31, 8 \n"
+ "MOV r3, r31 \n"
+ "LDI r31, 9 \n"
+ "MOV r4, r31 \n"
+ "LDI r31, 10 \n"
+ "MOV r5, r31 \n"
+ "LDI r31, 11 \n"
+ "MOV r6, r31 \n"
+ "LDI r31, 12 \n"
+ "MOV r7, r31 \n"
+ "LDI r31, 13 \n"
+ "MOV r8, r31 \n"
+ "LDI r31, 14 \n"
+ "MOV r9, r31 \n"
+ "LDI r31, 15 \n"
+ "MOV r10, r31 \n"
+ "LDI r31, 16 \n"
+ "MOV r11, r31 \n"
+ "LDI r31, 17 \n"
+ "MOV r12, r31 \n"
+ "LDI r31, 18 \n"
+ "MOV r13, r31 \n"
+ "LDI r31, 19 \n"
+ "MOV r14, r31 \n"
+ "LDI r31, 20 \n"
+ "MOV r15, r31 \n"
+ "LDI r16, 21 \n"
+ "LDI r17, 22 \n"
+ "LDI r18, 23 \n"
+ "LDI r19, 24 \n"
+ "LDI r20, 25 \n"
+ "LDI r21, 26 \n"
+ "LDI r22, 27 \n"
+ "LDI r23, 28 \n"
+ "LDI r24, 29 \n"
+ "LDI r25, 30 \n"
+ "LDI r26, 31 \n"
+ "LDI r27, 32 \n"
+ "LDI r28, 33 \n"
+ "LDI r29, 34 \n"
+ "LDI r30, 35 " );
+
+ taskYIELD();
+
+ asm( "CPI r31, 20 \n"
+ "BREQ no_err_1 \n"
+ "STS xRegTestError, r0 \n"
+ "no_err_1: \n"
+ "LDI r31, 5 \n"
+ "CPSE r31, r0 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 6 \n"
+ "CPSE r31, r1 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 7 \n"
+ "CPSE r31, r2 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 8 \n"
+ "CPSE r31, r3 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 9 \n"
+ "CPSE r31, r4 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 10 \n"
+ "CPSE r31, r5 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 11 \n"
+ "CPSE r31, r6 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 12 \n"
+ "CPSE r31, r7 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 13 \n"
+ "CPSE r31, r8 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 14 \n"
+ "CPSE r31, r9 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 15 \n"
+ "CPSE r31, r10 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 16 \n"
+ "CPSE r31, r11 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 17 \n"
+ "CPSE r31, r12 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 18 \n"
+ "CPSE r31, r13 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 19 \n"
+ "CPSE r31, r14 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 20 \n"
+ "CPSE r31, r15 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 21 \n"
+ "CPSE r31, r16 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 22 \n"
+ "CPSE r31, r17 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 23 \n"
+ "CPSE r31, r18 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 24 \n"
+ "CPSE r31, r19 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 25 \n"
+ "CPSE r31, r20 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 26 \n"
+ "CPSE r31, r21 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 27 \n"
+ "CPSE r31, r22 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 28 \n"
+ "CPSE r31, r23 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 29 \n"
+ "CPSE r31, r24 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 30 \n"
+ "CPSE r31, r25 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 31 \n"
+ "CPSE r31, r26 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 32 \n"
+ "CPSE r31, r27 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 33 \n"
+ "CPSE r31, r28 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 34 \n"
+ "CPSE r31, r29 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 35 \n"
+ "CPSE r31, r30 \n"
+ "STS xRegTestError, r0 " );
+ }
+}
+/*-----------------------------------------------------------*/
+
+static void prvRegisterCheck2( void *pvParameters )
+{
+ ( void ) pvParameters;
+
+ for( ;; )
+ {
+ asm( "LDI r31, 1 \n"
+ "MOV r0, r31 \n"
+ "LDI r31, 2 \n"
+ "MOV r1, r31 \n"
+ "LDI r31, 3 \n"
+ "MOV r2, r31 \n"
+ "LDI r31, 4 \n"
+ "MOV r3, r31 \n"
+ "LDI r31, 5 \n"
+ "MOV r4, r31 \n"
+ "LDI r31, 6 \n"
+ "MOV r5, r31 \n"
+ "LDI r31, 7 \n"
+ "MOV r6, r31 \n"
+ "LDI r31, 8 \n"
+ "MOV r7, r31 \n"
+ "LDI r31, 9 \n"
+ "MOV r8, r31 \n"
+ "LDI r31, 10 \n"
+ "MOV r9, r31 \n"
+ "LDI r31, 11 \n"
+ "MOV r10, r31 \n"
+ "LDI r31, 12 \n"
+ "MOV r11, r31 \n"
+ "LDI r31, 13 \n"
+ "MOV r12, r31 \n"
+ "LDI r31, 14 \n"
+ "MOV r13, r31 \n"
+ "LDI r31, 15 \n"
+ "MOV r14, r31 \n"
+ "LDI r31, 16 \n"
+ "MOV r15, r31 \n"
+ "LDI r16, 17 \n"
+ "LDI r17, 18 \n"
+ "LDI r18, 19 \n"
+ "LDI r19, 20 \n"
+ "LDI r20, 21 \n"
+ "LDI r21, 22 \n"
+ "LDI r22, 23 \n"
+ "LDI r23, 24 \n"
+ "LDI r24, 25 \n"
+ "LDI r25, 26 \n"
+ "LDI r26, 27 \n"
+ "LDI r27, 28 \n"
+ "LDI r28, 29 \n"
+ "LDI r29, 30 \n"
+ "LDI r30, 31 " );
+
+ taskYIELD();
+
+ asm( "CPI r31, 16 \n"
+ "BREQ no_err_2 \n"
+ "STS xRegTestError, r0 \n"
+ "no_err_2: \n"
+ "LDI r31, 1 \n"
+ "CPSE r31, r0 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 2 \n"
+ "CPSE r31, r1 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 3 \n"
+ "CPSE r31, r2 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 4 \n"
+ "CPSE r31, r3 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 5 \n"
+ "CPSE r31, r4 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 6 \n"
+ "CPSE r31, r5 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 7 \n"
+ "CPSE r31, r6 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 8 \n"
+ "CPSE r31, r7 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 9 \n"
+ "CPSE r31, r8 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 10 \n"
+ "CPSE r31, r9 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 11 \n"
+ "CPSE r31, r10 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 12 \n"
+ "CPSE r31, r11 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 13 \n"
+ "CPSE r31, r12 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 14 \n"
+ "CPSE r31, r13 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 15 \n"
+ "CPSE r31, r14 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 16 \n"
+ "CPSE r31, r15 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 17 \n"
+ "CPSE r31, r16 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 18 \n"
+ "CPSE r31, r17 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 19 \n"
+ "CPSE r31, r18 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 20 \n"
+ "CPSE r31, r19 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 21 \n"
+ "CPSE r31, r20 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 22 \n"
+ "CPSE r31, r21 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 23 \n"
+ "CPSE r31, r22 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 24 \n"
+ "CPSE r31, r23 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 25 \n"
+ "CPSE r31, r24 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 26 \n"
+ "CPSE r31, r25 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 27 \n"
+ "CPSE r31, r26 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 28 \n"
+ "CPSE r31, r27 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 29 \n"
+ "CPSE r31, r28 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 30 \n"
+ "CPSE r31, r29 \n"
+ "STS xRegTestError, r0 \n"
+ "LDI r31, 31 \n"
+ "CPSE r31, r30 \n"
+ "STS xRegTestError, r0 \n" );
+ }
+}
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