X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=Makefile;h=23abe4432e12a3a3370d7ede70b54230ca0aab1b;hb=5ececf7d9a0795b9c0d5cc21bb58ed384a27bf0a;hp=60cb2c759c7a39ab4f64f7ba23a6e6dd0e15c09f;hpb=670cb9be8e0ddddd25f0f9d32bf6e3b19e4555bd;p=loadnothing.git

diff --git a/Makefile b/Makefile
index 60cb2c7..23abe44 100644
--- 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