Make Makefile work

[loadnothing.git] / Makefile

diff --git a/Makefile b/Makefile
index 60cb2c759c7a39ab4f64f7ba23a6e6dd0e15c09f..23abe4432e12a3a3370d7ede70b54230ca0aab1b 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,21 +1,24 @@
 default_target: vm
 .PHONY: vm clean
 
-boot.bin: boot.asm
-       nasm -f bin -o boot.bin boot.asm
+magic.bin:
+       echo -en "\x55\xAA" > magic.bin
 
-nothing.img: boot.bin
-       dd if=/dev/zero of=nothing.img bs=1M count=1
+stage1/boot.bin: stage1/boot.asm
+       nasm -f bin -o stage1/boot.bin stage1/boot.asm
+
+nothing.img: magic.bin stage1/boot.bin
+       dd if=/dev/zero of=nothing.img bs=2M count=1
        parted -s nothing.img mklabel msdos
-       parted -s -a optimal nothing.img mkpart primary fat32 0% 100%
+       parted -s -a optimal nothing.img mkpart primary fat32 1M 100%
        doas losetup /dev/loop1 nothing.img
        doas mkfs.fat /dev/loop1p1
        doas losetup -d /dev/loop1
-       dd if=boot.bin of=nothing.img bs=1 count=446 conv=notrunc
+       dd if=stage1/boot.bin of=nothing.img bs=1 count=446 conv=notrunc
        dd if=magic.bin of=nothing.img bs=1 seek=510 count=2 conv=notrunc
 
-vm: nothing.img
+vm: clean nothing.img
        qemu-system-x86_64 -hda nothing.img
 
 clean:
-       rm -f boot.bin nothing.img
+       rm -f magic.bin stage1/boot.bin nothing.img