1 files changed, 69 insertions, 0 deletions
diff --git a/FreeRTOS/Demo/CORTEX_MPU_STM32L4_Discovery_Keil_STM32Cube/Projects/Keil/memfault_handler.c b/FreeRTOS/Demo/CORTEX_MPU_STM32L4_Discovery_Keil_STM32Cube/Projects/Keil/memfault_handler.c
new file mode 100644
index 000000000..59efcd77f
--- /dev/null
+++ b/FreeRTOS/Demo/CORTEX_MPU_STM32L4_Discovery_Keil_STM32Cube/Projects/Keil/memfault_handler.c
@@ -0,0 +1,69 @@
+/*
+ * 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!
+ */
+
+#include <stdint.h>
+
+extern uint32_t Image$$ER_IROM_FREERTOS_SYSTEM_CALLS$$Base;
+extern uint32_t Image$$ER_IROM_FREERTOS_SYSTEM_CALLS$$Limit;
+
+/* Memory map needed for MPU setup. Must must match the one defined in
+ * the scatter-loading file (MPUDemo.sct). */
+const uint32_t * __FLASH_segment_start__ = ( uint32_t * ) 0x08000000;
+const uint32_t * __FLASH_segment_end__ = ( uint32_t * ) 0x08100000;
+const uint32_t * __SRAM_segment_start__ = ( uint32_t * ) 0x20000000;
+const uint32_t * __SRAM_segment_end__ = ( uint32_t * ) 0x20018000;
+
+const uint32_t * __privileged_functions_start__ = ( uint32_t * ) 0x08000000;
+const uint32_t * __privileged_functions_end__ = ( uint32_t * ) 0x08008000;
+const uint32_t * __privileged_data_start__ = ( uint32_t * ) 0x20000000;
+const uint32_t * __privileged_data_end__ = ( uint32_t * ) 0x20000400;
+
+const uint32_t * __syscalls_flash_start__ = ( uint32_t * ) &( Image$$ER_IROM_FREERTOS_SYSTEM_CALLS$$Base );
+const uint32_t * __syscalls_flash_end__ = ( uint32_t * ) &( Image$$ER_IROM_FREERTOS_SYSTEM_CALLS$$Limit );
+/*-----------------------------------------------------------*/
+
+/**
+ * @brief Mem fault handler.
+ */
+void MemManage_Handler( void ) __attribute__ (( naked ));
+/*-----------------------------------------------------------*/
+
+void MemManage_Handler( void )
+{
+	__asm volatile
+	(
+		" tst lr, #4										\n"
+		" ite eq											\n"
+		" mrseq r0, msp										\n"
+		" mrsne r0, psp										\n"
+		" ldr r1, handler_address_const						\n"
+		" bx r1												\n"
+		"													\n"
+		" handler_address_const: .word vHandleMemoryFault	\n"
+	);
+}
+/*-----------------------------------------------------------*/