24 lines
No EOL
723 B
Makefile
24 lines
No EOL
723 B
Makefile
qemu: floppy
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qemu-system-i386 out/floppy.img
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floppy: kernel boot
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mkdir -p obj out
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/sbin/mkfs.fat -C -R 17 -n "PORTLAND OS" obj/shadow.img 1440
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echo -n -e '\xeb\x3c' > obj/jmp.bin
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dd if=obj/jmp.bin of=obj/shadow.img obs=2 conv=notrunc
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dd if=out/boot.bin of=obj/shadow.img obs=1 seek=62 conv=notrunc
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dd if=out/kernel.bin of=obj/shadow.img seek=1 conv=notrunc
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mv obj/shadow.img out/floppy.img
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kernel:
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mkdir -p obj/kernel out
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gcc -m32 -ffreestanding -c src/kernel/main.c -o obj/kernel/main.o
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gcc -m32 -ffreestanding -c src/kernel/vga.c -o obj/kernel/vga.o
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ld -T src/kernel/link.ld obj/kernel/main.o obj/kernel/vga.o -o out/kernel.bin
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boot:
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mkdir -p out
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nasm src/boot.asm -o out/boot.bin
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clean:
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rm -r obj out
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