41 lines
1 KiB
Makefile
41 lines
1 KiB
Makefile
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OPENCM3_PATH ?= $(HOME)/resource/libopencm3
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CC := arm-none-eabi-gcc
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OBJCOPY := arm-none-eabi-objcopy
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OBJDUMP := arm-none-eabi-objdump
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SIZE := arm-none-eabi-size
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AS = arm-none-eabi-as
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CFLAGS = -Wall -Wextra -g -std=gnu11 -O1
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CFLAGS += -mlittle-endian -mthumb -mcpu=cortex-m3 -mfix-cortex-m3-ldrd -msoft-float
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#CFLAGS += -ffunction-sections -fdata-sections -Wl,--gc-sections
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#CFLAGS += -Wl,-Map=main.map
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CFLAGS += -Tstm32f103c8t6.ld --static -nostartfiles
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CFLAGS += -I$(OPENCM3_PATH)/include -L$(OPENCM3_PATH)/lib
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CFLAGS += -DSTM32F1
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LDFLAGS += -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group
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LDFLAGS += -lopencm3_stm32f1 -lm
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all: main.elf
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%.o: %.c
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$(CC) $(CFLAGS) -c -o $@ $<
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main.elf: main.o usb.o
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$(CC) $(CFLAGS) -o main.elf main.o usb.o $(LDFLAGS)
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$(OBJCOPY) -O ihex $@ $(@:.elf=.hex)
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$(OBJCOPY) -O binary $@ $(@:.elf=.bin)
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$(OBJDUMP) -St $@ >$(@:.elf=.lst)
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$(SIZE) $@
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flash: main.elf
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openocd -f openocd.cfg -c "program $< verify reset exit"
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clean:
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rm -f $(addprefix main,.o .hex .lst .map .elf .bin)
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.PHONY: flash clean
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