45 lines
1.0 KiB
Makefile
45 lines
1.0 KiB
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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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 += -option-rom debug.rom
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DEBUGROM = debug.rom
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endif
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ifndef DISPLAY
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QEMU_ARGS += --display curses
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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.com: kernel/*.asm lib/*.inc
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nasm -s -o $@ -l kernel.lst -I lib -I kernel kernel/main.asm
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debug.rom: debug/*.asm lib/*.inc
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nasm -s -o $@ -I lib -I debug debug/main.asm && scripts/fix-rom.sh $@
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floppy.bs: boot/fatvbr.asm
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nasm -s -DCMDLINE='"KERNEL.COM"' -o $@ $<
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fdimage.img: floppy.bs kernel.com
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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 floppy.bs ::
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mcopy -i $@ kernel.com ::kernel.com
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mattrib -i $@ +s ::kernel.com
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clean:
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rm -f *.com *.bin *.rom *.img *.log *.bs *.lst
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qemu-floppy: fdimage.img $(DEBUGROM)
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$(QEMU) $(QEMU_ARGS) -boot c -fda fdimage.img
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