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PREFIX ?= arm-none-eabi-
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LDSCRIPT = support/stm32f0-discovery.ld
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CFLAGS += -Os
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LDFLAGS += -Os
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CFLAGS += -fno-common --function-sections -fdata-sections
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LDFLAGS += -static -nostartfiles
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LDFLAGS += -Wl,--gc-sections
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LDFLAGS += -T ${LDSCRIPT}
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LIBS += -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group
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# Set up libopencm3.
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OPENCM3_DIR ?= libopencm3
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OPENCM3_LIBNAME = opencm3_stm32f0
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CFLAGS += -I$(OPENCM3_DIR)/include
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CFLAGS += -DSTM32F0 -msoft-float -mthumb -mcpu=cortex-m0
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LDFLAGS += -L$(OPENCM3_DIR)/lib
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LIBS += -l$(OPENCM3_LIBNAME)
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STLINK_PORT ?= :4242
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obj-y += source/core/spi.o
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$(OPENCM3_DIR)/lib/lib$(OPENCM3_LIBNAME).a:
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@if [ ! -e libopencm3/.git ]; then \
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git submodule init; \
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git submodule update; \
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fi
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@$(MAKE) -C $(OPENCM3_DIR)
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$(BUILD)/tbm: $(OPENCM3_DIR)/lib/lib$(OPENCM3_LIBNAME).a
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$(BUILD)/tbm.bin: $(BUILD)/tbm
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$(PREFIX)objcopy -Obinary $< $@
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$(BUILD)/tbm.hex: $(BUILD)/tbm
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$(PREFIX)objcopy -Oihex $< $@
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run: $(BUILD)/tbm
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@echo "GDB $<"
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@$(GDB) --batch \
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-ex 'target extended-remote $(STLINK_PORT)' \
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-x flash.scr \
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$<
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flash: $(BUILD)/tbm.bin
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stm32flash -g 0x8000000 -w $< $(STM32_PORT)
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|
openocd:
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openocd -f /usr/share/openocd/scripts/board/stm32f0discovery.cfg -c 'gdb_port 4242'
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.PHONY: run
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