move causeHardFault() to arm_common.cpp

firmware/hw_layer/hw_layer.mk

@@ -15,6 +15,7 @@ HW_LAYER_CPP = \
 	$(PROJECT_DIR)/hw_layer/digital_input/trigger/trigger_input_exti.cpp \
 	$(PROJECT_DIR)/hw_layer/digital_input/trigger/trigger_input_adc.cpp \
 	$(PROJECT_DIR)/hw_layer/hardware.cpp \
+	$(PROJECT_DIR)/hw_layer/ports/arm_common.cpp \
 	$(PROJECT_DIR)/hw_layer/kline.cpp \
 	$(PROJECT_DIR)/hw_layer/mmc_card.cpp \
 	$(PROJECT_DIR)/hw_layer/adc/adc_inputs.cpp \

firmware/hw_layer/ports/arm_common.cpp

@@ -0,0 +1,23 @@
+/**
+ * @file	arm_common.cpp
+ * @brief	Low level common ARM code
+ *
+ * @date Nov 14, 2023
+ * @author Andrey Belomutskiy, (c) 2012-2023
+ * @author  andreika <prometheus.pcb@gmail.com>
+ */
+
+#include "pch.h"
+
+#if EFI_PROD_CODE
+#include "mpu_util.h"
+#endif  /* EFI_PROD_CODE */
+
+void causeHardFault() {
+#if EFI_PROD_CODE
+	// Set the function pointer to an invalid address
+	void (*invalidFunction)() = (void(*)())0xDEADBEEF;
+	// Calling the invalid function will trigger a hard fault
+	invalidFunction();
+#endif  /* EFI_PROD_CODE */
+}

firmware/hw_layer/ports/at32/at32_common.cpp

@@ -138,13 +138,6 @@ void baseMCUInit(void) {
     BOR_Set(BOR_Level_1); // one step above default value
 }
 
-void causeHardFault() {
-	// Set the function pointer to an invalid address
-	void (*invalidFunction)() = (void(*)())0xDEADBEEF;
-	// Calling the invalid function will trigger a hard fault
-	invalidFunction();
-}
-
 /* used to detect additional RAM available for LUA
  * TODO: find RAM on AT32
  * TODO: better name */

firmware/hw_layer/ports/cypress/mpu_util.cpp

@@ -24,13 +24,6 @@ extern "C" {
 void baseMCUInit(void) {
 }
 
-void causeHardFault() {
-	// Set the function pointer to an invalid address
-	void (*invalidFunction)() = (void(*)())0xDEADBEEF;
-	// Calling the invalid function will trigger a hard fault
-	invalidFunction();
-}
-
 void _unhandled_exception(void) {
 /*lint -restore*/
 

firmware/hw_layer/ports/kinetis/mpu_util.cpp

@@ -16,13 +16,6 @@
 void baseMCUInit(void) {
 }
 
-void causeHardFault() {
-	// Set the function pointer to an invalid address
-	void (*invalidFunction)() = (void(*)())0xDEADBEEF;
-	// Calling the invalid function will trigger a hard fault
-	invalidFunction();
-}
-
 void _unhandled_exception(void) {
 /*lint -restore*/
 

firmware/hw_layer/ports/stm32/stm32_common.cpp

@@ -110,15 +110,6 @@ void baseMCUInit(void) {
 	BOR_Set(BOR_Level_1); // one step above default value
 }
 
-void causeHardFault() {
-#if EFI_PROD_CODE
-	// Set the function pointer to an invalid address
-	void (*invalidFunction)() = (void(*)())0xDEADBEEF;
-	// Calling the invalid function will trigger a hard fault
-	invalidFunction();
-#endif  /* EFI_PROD_CODE */
-}
-
 extern uint32_t __main_stack_base__;
 
 typedef struct port_intctx intctx_t;