makefile rules to build a disk image

diff --git a/Makefile b/Makefile
index 787921f..238933f 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -21,7 +21,19 @@ $(efibin): $(efiso)
        objcopy -j .text -j .sdata -j .data -j .dynamic -j .dynsym -j .rel \
                -j .rela -j .reloc --target=efi-app-x86_64 $< $@
 
+part.img: $(efibin)
+       dd if=/dev/zero of=$@ bs=1024 count=2080
+       mkfs -t vfat $@
+       mmd -i $@ ::/EFI
+       mmd -i $@ ::/EFI/BOOT
+       mcopy -i $@ $< ::/EFI/BOOT
+
+disk.img: part.img
+       dd if=/dev/zero of=$@ bs=1024 count=2048
+       echo start=2048 type=ef | sfdisk $@
+       dd if=$< of=$@ bs=512 seek=2048 conv=notrunc
+
 
 .PHONY: clean
 clean:
-       rm -f $(obj) $(efibin) $(efiso)
+       rm -f $(obj) $(efibin) $(efiso) *.img