40 lines
999 B
Makefile
40 lines
999 B
Makefile
FD_CYLINDERS = 40
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FD_HEADS = 2
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FD_SECTORS = 9
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QEMU_ARCH = $(shell uname -m)
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QEMU = qemu-system-$(QEMU_ARCH)
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QEMU_ARGS =
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ifdef KVM
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QEMU_ARGS += --enable-kvm
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endif
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ifdef DEBUG
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QEMU_ARGS += -chardev file,path=debugcon.log,id=seabios
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QEMU_ARGS += -device isa-debugcon,iobase=0x402,chardev=seabios
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endif
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.PHONY: default clean qemu-rom qemu-floppy
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default: kernel.rom
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kernel.rom: kernel/*.asm kernel/*.inc lib/*.inc
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nasm -s -o $@ -I lib -I kernel kernel/main.asm && scripts/fix-rom.sh $@
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boot/%.bin: boot/%.asm lib/*.inc
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nasm -s -o $@ -I lib $<
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fdimage.img: boot/floppy.bin kernel.rom
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dd if=/dev/zero bs=512 count=$$(( $(FD_CYLINDERS) * $(FD_HEADS) * $(FD_SECTORS) )) of=$@
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mformat -i $@ -t $(FD_CYLINDERS) -h $(FD_HEADS) -n $(FD_SECTORS) -B boot/floppy.bin ::
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mcopy -i $@ kernel.rom ::kernel.rom
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clean:
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rm -f *.com *.bin *.rom *.img *.log boot/*.bin
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qemu-rom: kernel.rom
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$(QEMU) $(QEMU_ARGS) -option-rom kernel.rom
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qemu-floppy: fdimage.img
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$(QEMU) $(QEMU_ARGS) -boot c -hda fdimage.img
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