boot.bin: boot.o
	ld -o $@ --oformat binary -Ttext 0x7000 $<

boot.o: boot.s
	as -o $@ $<

floppy.bin: boot.bin floppy_base.bin
	rm -vf $@
	cp floppy_base.bin $@
	dd if=boot.bin of=$@ conv=notrunc

.PHONY: boot disasm hexdump
boot: floppy.bin
	qemu-system-i386 -drive file=$^,index=0,if=floppy,format=raw

disasm: boot.bin
	objdump -D -b binary -mi8086 $^
hexdump: boot.bin
	hexdump $^ -C