properly align the floppy size

haileys · Apr 20, 2014 · d4d43a6 · d4d43a6
1 parent 0cb6b70
commit d4d43a6
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Makefile b/Makefile
@@ -16,7 +16,8 @@ all: floppy.img
 	$(NASM) -f elf32 -o $@ $<
 
 floppy.img: loader.bin main.bin
-	cat $^ > $@
+	dd if=/dev/zero of=$@ bs=512 count=2 &>/dev/null
+	cat $^ | dd if=/dev/stdin of=$@ conv=notrunc &>/dev/null
 
 loader.bin: loader.asm
 	$(NASM) -o $@ -f bin $<