2021-08-05 19:50:29 +02:00
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CROSS=riscv64-unknown-elf-
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2021-08-12 21:07:47 +02:00
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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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-Tbtldr.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: btldr.bin btldr.sv print_size
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btldr.elf: btldr.ld btldr.c
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2021-08-18 13:54:07 +02:00
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@$(CROSS)gcc $(FLAGS) btldr.c -o btldr.elf
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2021-08-05 19:50:29 +02:00
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btldr.bin: btldr.elf
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2021-08-18 13:54:07 +02:00
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@$(CROSS)objcopy -O binary btldr.elf btldr.bin
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2021-08-05 19:50:29 +02:00
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btldr.sv: btldr.bin
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2021-08-18 13:54:07 +02:00
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@python3 bin2sv.py btldr.bin btldr_template.sv btldr.sv
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2021-08-05 19:50:29 +02:00
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print_size:
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@echo 'Size of target .elf file:'
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$(CROSS)size -B btldr.elf
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clean:
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2021-08-18 13:54:07 +02:00
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@rm -f btldr.sv btldr.bin btldr.elf
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2021-08-05 19:50:29 +02:00
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.PHONY: clean
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