2021-08-23 22:30:47 +02:00
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CROSS=riscv64-unknown-elf-
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FLAGS=\
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-mabi=ilp32 \
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-march=rv32i \
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-std=c11 \
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-Os \
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-Wall \
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-Wstrict-prototypes \
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-fverbose-asm \
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-ffunction-sections \
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-fdata-sections \
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-Tprv32_rwx.ld \
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-Wl,--gc-sections \
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-ffreestanding \
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-nostartfiles \
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-nostdlib
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all: controller.bin print_size
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2021-08-27 21:43:30 +02:00
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controller.elf: prv32_rwx.ld main.c init.c process.c
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@$(CROSS)gcc $(FLAGS) main.c init.c process.c -o controller.elf
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2021-08-23 22:30:47 +02:00
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controller.bin: controller.elf
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@$(CROSS)objcopy -O binary controller.elf tmp.bin
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@python3 bin2rom.py tmp.bin controller.bin
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@rm -f tmp.bin
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print_size:
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@echo 'Size of target .elf file:'
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@$(CROSS)size -B controller.elf
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@echo $(shell $(CROSS)size -B controller.elf | awk 'NR==2 { printf "\nTotal memory used: %.2f%%\n",(100/(16*1024))*($$4) }')
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clean:
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@rm -f controller.bin controller.elf
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.PHONY: clean
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