42 lines
961 B
Makefile
42 lines
961 B
Makefile
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CPU=cortex-m0plus
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TC=arm-none-eabi
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CC_OPTS=-fno-builtin -fno-pie -no-pie -nolibc -nostartfiles -mcpu=$(CPU)
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ELF2UF2=tools/elf2uf2/elf2uf2
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PAD_CHECKSUM=tools/pad_checksum.py
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all: firmware.uf2
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firmware.uf2: firmware.elf
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$(ELF2UF2) $^ $@
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boot2.o: src/boot/boot2.S
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$(TC)-gcc $(CC_OPTS) -c -o boot2.o $^
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boot2_crc32.o: boot2.o
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$(TC)-objcopy -O binary boot2.o boot2.bin
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$(PAD_CHECKSUM) -p 256 -s 0xFFFFFFFF boot2.bin boot2_crc32.S
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$(TC)-gcc -c -o boot2_crc32.o boot2_crc32.S
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%.o: src/boot/%.S
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$(TC)-gcc $(CC_OPTS) -c -o $@ $^
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%.o: src/%.c
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$(TC)-gcc $(CC_OPTS) -c -o $@ $^
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%.o: src/libs/%.c
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$(TC)-gcc $(CC_OPTS) -c -o $@ $^
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%.o: src/libs/usb/%.c
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$(TC)-gcc $(CC_OPTS) -c -o $@ $^
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firmware.elf: boot2_crc32.o main.o crt0.o interrupts.o lock.o gpio.o utils.o clock.o cusb.o cdc-acm.o tty.o
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$(TC)-ld -T linker.ld -Map=$@.map -o $@ $^
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clean:
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@rm -f ./*.o ./*crc32.S ./*.elf ./*.bin ./*.map
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mrproper: clean
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@rm -f firmware.uf2
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.PHONY: clean mrproper
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