.PHONY: build clean

build: boot.bin
	dd if=boot.bin of=../../../image.bin bs=512 conv=sync
	-cat ../../../kernel.bin >> ../../../image.bin
	dd if=/dev/zero of=../../../image.bin bs=1 seek=1474559 count=1

boot.bin: boot.o
	$(LD) -T boot.ld -entry _start_0x7c00 --oformat binary boot.o -o $@

boot.o: boot.S
	$(CC) -E -DKERNEL_SIZE=$(KERNEL_SIZE) boot.S > boot.s
	$(AS) boot.s -o $@
	rm boot.s

clean:
	-rm -f boot.o boot.bin ../../../image.bin