commit for customized Makefile and build script. && Implemented a User_Main function call demo as a bridge to allow program execution to transition from main.c to C++ environment.

Core/Inc/main.h

@@ -75,6 +75,9 @@ void Error_Handler(void);
 
 /* USER CODE BEGIN Private defines */
 
+// 自定义函数入口
+void User_Main(void);
+
 /* USER CODE END Private defines */
 
 #ifdef __cplusplus

Core/Src/main.c

@@ -103,6 +103,9 @@ int main(void)
   MX_SPI1_Init();
   /* USER CODE BEGIN 2 */
 
+  // 跳转到自定义函数入口
+  User_Main();
+
   /* USER CODE END 2 */
 
   /* Call init function for freertos objects (in cmsis_os2.c) */

Tools/Makefile

@@ -0,0 +1,335 @@
+# 目标文件名称
+TARGET_FILE_NAME = STM32G030F6P6_Evaluation
+
+# CPU架构
+CPU = -mcpu=cortex-m0plus
+
+# 浮点运算单元
+FPU = 					# NONE for Cortex-M0/M0+/M3
+
+# 浮点运算方式
+FLOAT-ABI = 			# NONE for Cortex-M0/M0+/M3
+
+# 编译目录
+BUILD_DIR = Build
+
+# Release 编译子目录
+SUB_DIR_RELEASE = Release
+
+# Debug 编译子目录
+SUB_DIR_DEBUG = Debug
+
+# Release 优化等级
+RELEASE_OPT = -Os
+
+# Debug 优化等级
+DEBUG_OPT = -Og
+
+# C编译标准
+C_STD = c23
+
+# C++编译标准
+CXX_STD = c++23
+
+# 源文件编码定义
+INPUT_CHAR_ENCODING = UTF-8
+
+# 编译产物单字节字符(char)编码定义
+OUTPUT_CHAR_ENCODING = GBK
+
+# 编译产物宽字符(wchar_t)编码定义
+OUTPUT_WCHAR_ENCODING = UTF-16LE
+
+# 编译工具前缀
+TOOLCHAIN_PREFIX = arm-none-eabi-
+
+# C编译工具
+C_COMPLIER = $(strip $(TOOLCHAIN_PREFIX))gcc
+
+# C++编译工具
+C++_COMPLIER = $(strip $(TOOLCHAIN_PREFIX))g++
+
+# 编译后处理工具
+AS  = $(strip $(TOOLCHAIN_PREFIX))gcc -x assembler-with-cpp
+CP  = $(strip $(TOOLCHAIN_PREFIX))objcopy
+SZ  = $(strip $(TOOLCHAIN_PREFIX))size
+HEX = $(CP) -O ihex
+BIN = $(CP) -O binary -S
+
+##################################################################################
+
+# 链接库
+LIBS_LINK = 	\
+c				\
+m				\
+nosys 			\
+
+# 额外链接库目录
+LIB_PATHS = 	\
+
+# ASM 汇编文件
+ASM_SOURCES =  			\
+startup_stm32g030xx.s	\
+
+# 链接脚本
+LD_SCRIPT = STM32G030XX_FLASH.ld
+
+# C定义
+C_DEFS =		\
+USE_HAL_DRIVER	\
+STM32G030xx		\
+
+# C头文件目录
+C_INCLUDES_PATHS =	                                            \
+Core/Inc 														\
+Drivers/STM32G0xx_HAL_Driver/Inc 								\
+Drivers/STM32G0xx_HAL_Driver/Inc/Legacy			 				\
+Middlewares/Third_Party/FreeRTOS/Source/include 				\
+Middlewares/Third_Party/FreeRTOS/Source/CMSIS_RTOS 				\
+Middlewares/Third_Party/FreeRTOS/Source/portable/GCC/ARM_CM0 	\
+Drivers/CMSIS/Device/ST/STM32G0xx/Include 						\
+Drivers/CMSIS/Include                                       	\
+
+# C源文件目录
+C_SOURCES_PATHS =	\
+
+# C额外单个源文件
+C_EXTERA_SOURCES =											        \
+Core/Src/main.c 													\
+Core/Src/gpio.c 													\
+Core/Src/app_freertos.c 											\
+Core/Src/dma.c 														\
+Core/Src/tim.c 														\
+Core/Src/usart.c 													\
+Core/Src/stm32g0xx_it.c 											\
+Core/Src/stm32g0xx_hal_msp.c 										\
+Core/Src/stm32g0xx_hal_timebase_tim.c 								\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_tim.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_tim_ex.c 			\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_rcc.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_rcc_ex.c 			\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_ll_rcc.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_flash.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_flash_ex.c 			\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_gpio.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_dma.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_dma_ex.c 			\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_pwr.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_pwr_ex.c 			\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_cortex.c 			\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal.c 					\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_exti.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_uart.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_uart_ex.c 			\
+Core/Src/system_stm32g0xx.c 										\
+Middlewares/Third_Party/FreeRTOS/Source/croutine.c 					\
+Middlewares/Third_Party/FreeRTOS/Source/event_groups.c 				\
+Middlewares/Third_Party/FreeRTOS/Source/list.c 						\
+Middlewares/Third_Party/FreeRTOS/Source/queue.c 					\
+Middlewares/Third_Party/FreeRTOS/Source/stream_buffer.c 			\
+Middlewares/Third_Party/FreeRTOS/Source/tasks.c 					\
+Middlewares/Third_Party/FreeRTOS/Source/timers.c 					\
+Middlewares/Third_Party/FreeRTOS/Source/CMSIS_RTOS/cmsis_os.c 		\
+Middlewares/Third_Party/FreeRTOS/Source/portable/MemMang/heap_4.c 	\
+Middlewares/Third_Party/FreeRTOS/Source/portable/GCC/ARM_CM0/port.c \
+Core/Src/sysmem.c 													\
+Core/Src/syscalls.c 												\
+Core/Src/i2c.c 														\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_i2c.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_i2c_ex.c 			\
+Core/Src/adc.c 														\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_adc.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_adc_ex.c 			\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_ll_adc.c 				\
+Core/Src/spi.c 														\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_spi.c 				\
+Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_spi_ex.c				\
+
+# C++定义
+CXX_DEFS =				\
+$(C_DEFS)               \
+
+# C++ 头文件目录
+CXX_INCLUDES_PATHS =	\
+$(C_INCLUDES_PATHS)		\
+User/Main/Inc			\
+
+
+# C++源文件目录
+CXX_SOURCES_PATHS =		\
+User/Main/Src			\
+
+# C++额外单个源文件
+CXX_EXTERA_SOURCES = 	\
+
+##################################################################################
+
+# MCU编译选项
+MCU_FLAGS = $(CPU) -mthumb $(FPU) $(FLOAT-ABI)
+
+# C编译选项
+C_FLAGS = $(MCU_FLAGS) 													\
+		 $(foreach text,$(C_DEFS),$(addprefix -D,$(text)))				\
+		 $(foreach path,$(C_INCLUDES_PATHS),$(addprefix -I,$(path))) 	\
+		-std=$(strip $(C_STD))											\
+		-finput-charset=$(strip $(INPUT_CHAR_ENCODING)) 				\
+		-fexec-charset=$(strip $(OUTPUT_CHAR_ENCODING)) 				\
+		-fwide-exec-charset=$(strip $(OUTPUT_WCHAR_ENCODING))			\
+		-Wall 															\
+		-fdata-sections													\
+		-ffunction-sections												\
+		-MMD -MP -MF"$(@:%.o=%.d)"										\
+
+# C++编译选项
+CXX_FLAGS = $(MCU_FLAGS) 													\
+		   $(foreach text,$(CXX_DEFS),$(addprefix -D,$(text)))				\
+		   $(foreach path,$(CXX_INCLUDES_PATHS),$(addprefix -I,$(path))) 	\
+		  -std=$(strip $(CXX_STD))											\
+		  -finput-charset=$(strip $(INPUT_CHAR_ENCODING)) 					\
+		  -fexec-charset=$(strip $(OUTPUT_CHAR_ENCODING)) 					\
+		  -fwide-exec-charset=$(strip $(OUTPUT_WCHAR_ENCODING))				\
+		  -Wall 															\
+          -fno-rtti                                                         \
+          -fno-exceptions                                                   \
+          -fverbose-asm                                                     \
+		  -fdata-sections													\
+		  -ffunction-sections												\
+		  -MMD -MP -MF"$(@:%.o=%.d)"										\
+
+# 链接选项
+LD_FLAGS = $(MCU_FLAGS) 										\
+		  -specs=nano.specs 									\
+		  -T$(LD_SCRIPT) 										\
+		  $(LIB_PATHS) 											\
+		  $(foreach text,$(LIBS_LINK),$(addprefix -l,$(text)))	\
+		  -Wl,-Map=$(basename $@).map,--cref 					\
+		  -Wl,--gc-sections										\
+          -Wl,--print-memory-usage                              \
+
+##################################################################################
+
+# C目标文件及索引目录关联
+OBJECTS  = $(notdir $(C_EXTERA_SOURCES:.c=.o))
+OBJECTS += $(subst .c,.o,$(notdir $(foreach path,$(C_SOURCES_PATHS),$(wildcard $(path)/*.c))))
+vpath %.c $(sort $(dir $(C_EXTERA_SOURCES))) $(sort $(C_SOURCES_PATHS))
+
+# C++目标文件及索引目录关联
+OBJECTS += $(notdir $(CXX_EXTERA_SOURCES:.cpp=.o))
+OBJECTS += $(subst .cpp,.o,$(notdir $(foreach path,$(CXX_SOURCES_PATHS),$(wildcard $(path)/*.cpp))))
+vpath %.cpp $(sort $(dir $(CXX_EXTERA_SOURCES))) $(sort $(CXX_SOURCES_PATHS))
+
+# ASM汇编目标文件及索引目录关联
+OBJECTS += $(notdir $(ASM_SOURCES:.s=.o))
+vpath %.s $(sort $(dir $(ASM_SOURCES)))
+
+# Release 目标文件
+RELEASE_OBJECTS = $(addprefix $(BUILD_DIR)/$(SUB_DIR_RELEASE)/,$(OBJECTS))
+
+# Debug 目标文件
+DEBUG_OBJECTS = $(addprefix $(BUILD_DIR)/$(SUB_DIR_DEBUG)/,$(OBJECTS))
+
+##################################################################################
+
+# all任务 目标为 release 和 debug 产物
+all: $(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).elf 	\
+	 $(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).hex 	\
+	 $(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).bin	\
+     $(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).elf 		\
+     $(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).hex 		\
+     $(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).bin 		\
+
+	@echo ====== [All] Build Procedure Accomplished ======
+
+# release任务 目标为 release 产物 
+release: $(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).elf	\
+	     $(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).hex 	\
+	     $(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).bin	\
+	
+	@echo ====== [Release] Build Procedure Accomplished ======
+
+# debug任务 目标为 debug 产物
+debug: $(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).elf	\
+	   $(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).hex 	\
+	   $(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).bin	\
+
+	@echo ====== [Debug] Build Procedure Accomplished ====== 
+
+# 清理任务
+clean: $(BUILD_DIR)
+	powershell rm -r $(BUILD_DIR)
+
+# 构建目录生成
+$(BUILD_DIR):
+	powershell mkdir $@
+
+# Release 工作目录生成
+$(BUILD_DIR)/$(SUB_DIR_RELEASE): | $(BUILD_DIR)
+	powershell mkdir $@
+
+# Debug 工作目录生成
+$(BUILD_DIR)/$(SUB_DIR_DEBUG): | $(BUILD_DIR)
+	powershell mkdir $@
+
+# Release 最终可执行文件编译任务
+$(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).elf: $(RELEASE_OBJECTS)
+	@echo ====== [Release] All File Compiled. Now Linking... ====== 
+	$(C++_COMPLIER) $(RELEASE_OBJECTS) -s -o $@ $(LIB_LINK) $(LD_FLAGS)
+	$(SZ) $@
+	@echo ====== [Release] Program Link Finished ======
+
+# Release Hex文件生成任务
+$(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).hex: $(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).elf
+	$(HEX) $< $@
+
+# Release Bin文件生成任务
+$(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).bin: $(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(TARGET_FILE_NAME).elf
+	$(BIN) $< $@
+
+# Debug 最终可执行文件编译任务
+$(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).elf: $(DEBUG_OBJECTS)
+	@echo ====== [Debug] All File Compiled. Now Linking... ====== 
+	$(C++_COMPLIER) $(DEBUG_OBJECTS) -o $@ $(LIB_LINK) $(LD_FLAGS)
+	$(SZ) $@
+	@echo ====== [Debug] Program Link Finished ====== 
+
+# Debug Hex文件生成任务
+$(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).hex: $(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).elf
+	$(HEX) $< $@
+
+# Debug Bin文件生成任务
+$(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).bin: $(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(TARGET_FILE_NAME).elf
+	$(BIN) $< $@
+
+# C Release 目标文件编译
+$(BUILD_DIR)/$(SUB_DIR_RELEASE)/%.o: %.c Tools/Makefile | $(BUILD_DIR)/$(SUB_DIR_RELEASE)
+	@echo ====== [Release] C Source File "$<" Compiling... ======
+	$(C_COMPLIER) -c $(C_FLAGS) $(RELEASE_OPT) -Wa,-a,-ad,-alms=$(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(notdir $(<:.c=.lst)) $< -o $@
+
+# C++ Release 目标文件编译
+$(BUILD_DIR)/$(SUB_DIR_RELEASE)/%.o: %.cpp Tools/Makefile | $(BUILD_DIR)/$(SUB_DIR_RELEASE)
+	@echo ====== [Release] C++ Source File "$<" Compiling... ====== 
+	$(C++_COMPLIER) -c $(CXX_FLAGS) $(RELEASE_OPT) -Wa,-a,-ad,-ahlms=$(BUILD_DIR)/$(SUB_DIR_RELEASE)/$(notdir $(<:.cpp=.lst)) $< -o $@
+
+# ASM Release 目标文件编译
+$(BUILD_DIR)/$(SUB_DIR_RELEASE)/%.o: %.s Tools/Makefile | $(BUILD_DIR)/$(SUB_DIR_RELEASE)
+	@echo ====== [Release] ASM File "$<" Compiling... ======
+	$(AS) -c $(C_FLAGS) $(RELEASE_OPT) $< -o $@
+
+# C Debug 目标文件编译
+$(BUILD_DIR)/$(SUB_DIR_DEBUG)/%.o: %.c Tools/Makefile | $(BUILD_DIR)/$(SUB_DIR_DEBUG)
+	@echo ====== [Debug] C Source File "$<" Compiling... ======
+	$(C_COMPLIER) -c $(C_FLAGS) $(DEBUG_OPT) -g -Wa,-a,-ad,-alms=$(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(notdir $(<:.c=.lst)) $< -o $@
+
+# C++ Debug 目标文件编译
+$(BUILD_DIR)/$(SUB_DIR_DEBUG)/%.o: %.cpp Tools/Makefile | $(BUILD_DIR)/$(SUB_DIR_DEBUG)
+	@echo ====== [Debug] C++ Source File "$<" Compiling... ====== 
+	$(C++_COMPLIER) -c $(CXX_FLAGS) $(DEBUG_OPT) -g -Wa,-a,-ad,-ahlms=$(BUILD_DIR)/$(SUB_DIR_DEBUG)/$(notdir $(<:.cpp=.lst)) $< -o $@
+
+# ASM Release 目标文件编译
+$(BUILD_DIR)/$(SUB_DIR_DEBUG)/%.o: %.s Tools/Makefile | $(BUILD_DIR)/$(SUB_DIR_DEBUG)
+	@echo ====== [Release] ASM File "$<" Compiling... ======
+	$(AS) -c $(C_FLAGS) $(DEBUG_OPT) $< -o $@
+
+# 依赖关系
+-include $(RELEASE_OBJECTS:.o=.d)
+-include $(DEBUG_OBJECTS:.o=.d)

User/Main/Inc/Shared_Resources.hpp

@@ -0,0 +1,4 @@
+#ifndef __SHARED_RESOURCES_HPP__
+#define __SHARED_RESOURCES_HPP__
+
+#endif

User/Main/Src/User_Main.cpp

@@ -0,0 +1,12 @@
+extern "C"
+{
+#include "usart.h"
+}
+
+// 自定义函数入口
+extern "C" void User_Main(void)
+{
+    HAL_UART_Transmit(&huart2, (const uint8_t *)"Hello world from C++ !!\r\n", 25, 1000);
+
+    return;
+}

make&build.bat

@@ -0,0 +1,2 @@
+@echo off
+.\Tools\mingw32-make.exe -f .\Tools\Makefile %*