2ab6f82ddf
* Makefile: build flags as a target. * Makefile: proper BUILD_FLAGS generation routine Co-authored-by: Aleksandr Kutuzov <aku@plooks.com>
92 lines
2.3 KiB
Makefile
92 lines
2.3 KiB
Makefile
OBJ_DIR := $(OBJ_DIR)/$(TARGET)
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# Include source folder paths to virtual paths
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VPATH = $(sort $(dir $(C_SOURCES)) $(dir $(ASM_SOURCES)) $(dir $(CPP_SOURCES)))
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# Gather object
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OBJECTS = $(addprefix $(OBJ_DIR)/, $(notdir $(C_SOURCES:.c=.o)))
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OBJECTS += $(addprefix $(OBJ_DIR)/, $(notdir $(ASM_SOURCES:.s=.o)))
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OBJECTS += $(addprefix $(OBJ_DIR)/, $(notdir $(CPP_SOURCES:.cpp=.o)))
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# Generate dependencies
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DEPS = $(OBJECTS:.o=.d)
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$(shell mkdir -p $(OBJ_DIR))
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BUILD_FLAGS_SHELL=\
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echo -n "$(CFLAGS)" > $(OBJ_DIR)/BUILD_FLAGS.tmp; \
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diff $(OBJ_DIR)/BUILD_FLAGS $(OBJ_DIR)/BUILD_FLAGS.tmp > /dev/null \
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&& ( echo "CFLAGS ok"; rm $(OBJ_DIR)/BUILD_FLAGS.tmp) \
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|| ( echo "CFLAGS has been changed"; mv $(OBJ_DIR)/BUILD_FLAGS.tmp $(OBJ_DIR)/BUILD_FLAGS )
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$(info $(shell $(BUILD_FLAGS_SHELL)))
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all: $(OBJ_DIR)/$(PROJECT).elf $(OBJ_DIR)/$(PROJECT).hex $(OBJ_DIR)/$(PROJECT).bin
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$(OBJ_DIR)/$(PROJECT).elf: $(OBJECTS)
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@echo "\tLD\t" $@
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@$(CC) $(LDFLAGS) $(OBJECTS) -o $@
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@$(SZ) $@
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$(OBJ_DIR)/$(PROJECT).hex: $(OBJ_DIR)/$(PROJECT).elf
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@echo "\tHEX\t" $@
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@$(HEX) $< $@
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$(OBJ_DIR)/$(PROJECT).bin: $(OBJ_DIR)/$(PROJECT).elf
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@echo "\tBIN\t" $@
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@$(BIN) $< $@
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$(OBJ_DIR)/%.o: %.c $(OBJ_DIR)/BUILD_FLAGS
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@echo "\tCC\t" $@
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@$(CC) $(CFLAGS) -c $< -o $@
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$(OBJ_DIR)/%.o: %.s $(OBJ_DIR)/BUILD_FLAGS
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@echo "\tASM\t" $@
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@$(AS) $(CFLAGS) -c $< -o $@
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$(OBJ_DIR)/%.o: %.cpp $(OBJ_DIR)/BUILD_FLAGS
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@echo "\tCPP\t" $@
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@$(CPP) $(CFLAGS) $(CPPFLAGS) -c $< -o $@
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$(OBJ_DIR)/flash: $(OBJ_DIR)/$(PROJECT).bin
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st-flash --reset write $(OBJ_DIR)/$(PROJECT).bin $(FLASH_ADDRESS)
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touch $@
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$(OBJ_DIR)/upload: $(OBJ_DIR)/$(PROJECT).bin
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dfu-util -D $(OBJ_DIR)/$(PROJECT).bin -a 0 -s $(FLASH_ADDRESS)
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touch $@
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flash: $(OBJ_DIR)/flash
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upload: $(OBJ_DIR)/upload
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debug: flash
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set -m; st-util -n --semihosting & echo $$! > st-util.PID
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arm-none-eabi-gdb \
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-ex "target extended-remote 127.0.0.1:4242" \
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-ex "set confirm off" \
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$(OBJ_DIR)/$(PROJECT).elf; \
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kill `cat st-util.PID`; \
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rm st-util.PID
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clean:
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@echo "\tCLEAN\t"
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@$(RM) $(OBJ_DIR)/*
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.PHONY: check-and-reinit-submodules
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check-and-reinit-submodules:
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@if git submodule status | egrep -q '^[-]|^[+]' ; then \
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echo "INFO: Need to reinitialize git submodules"; \
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git submodule update --init; \
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fi
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z: clean
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$(MAKE) all
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zz: clean
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$(MAKE) flash
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zzz: clean
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$(MAKE) debug
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-include $(DEPS)
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