43 lines
1022 B
Makefile
43 lines
1022 B
Makefile
PRODUCT = rdos
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VERSION = $(shell git log -1 --format=%cd --date=format:%Y%m%d)
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PROGRAMS = hello.com sys.com
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KERNEL = @$(PRODUCT).com
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DISTFILES = $(KERNEL) $(PROGRAMS)
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FLOPPY = 1440
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# Programs used for building
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NASM = nasm
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NASM_ARGS = -s --before "cpu 8086" -DPRODUCT=$(PRODUCT) -DVERSION=$(VERSION)
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AS = host/as
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SYS = ./sys.elf
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.PHONY: default clean qemu
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.PRECIOUS: %.com
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default: fd$(FLOPPY).img
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# Host utils
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%.elf: host/%.c
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$(CC) -o $@ $<
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# COM programs
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%.com: src/%.asm src/*.inc
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$(AS) $@ $<
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# $(NASM) $(NASM_ARGS) -Isrc -l $(@:.com=.lst) -o $@ $<
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# Bootloader images
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%.bs: boot/%.asm
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$(AS) $@ $<
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fd%.img: $(DISTFILES) $(SYS)
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mformat -C -i $@ -f $* -v "$(PRODUCT) $(VERSION)" ::
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mcopy -i $@ $(DISTFILES) ::
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$(SYS) $@ $(KERNEL)
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clean:
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rm -f *.com *.bs *.0 *.lst *.img *.bin *.hex *.elf
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qemu: fd$(FLOPPY).img
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qemu-system-i386 $(shell test -w /dev/kvm && echo --enable-kvm) $(shell test -n "$DISPLAY" || echo --display curses) -boot a -drive file=fd$(FLOPPY).img,format=raw,index=0,if=floppy
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