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# Recursive make is bad, but in this case we're cross compiling which is a
# pretty unusual use case.
CC = $(RISCV)/bin/riscv64-unknown-elf-gcc
OBJCOPY = $(RISCV)/bin/riscv64-unknown-elf-objcopy
%.o: %.S
$(CC) -I.. -c $<
debug_rom.h: debug_rom.raw
xxd -i $^ | sed "s/^unsigned/static const unsigned/" > $@
debug_rom.raw: debug_rom
$(OBJCOPY) -O binary --only-section .text debug_rom debug_rom.raw
debug_rom: debug_rom.o
$(CC) -nostdlib -nostartfiles -Tlink.ld -o $@ $^
clean:
rm -f debug_rom debug_rom.o debug_rom.raw debug_rom.h
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