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- #!/bin/sh
- bootskip=32
- bootsize=`du -sbk bootfs.img | sed -e 's/\t.*//'`
- rootsize=`du -sbk rootfs.img | sed -e 's/\t.*//'`
- bootsize=$((bootsize*2))
- rootsize=$((rootsize*2))
- rootskip=$((bootskip+bootsize))
- totalsize=$((bootskip+bootsize+rootsize))
- syslinux=/usr/lib/syslinux
- dd of=whole.img if=/dev/zero bs=512 count=$totalsize status=none
- dd of=whole.img if=$syslinux/bios/mbr.bin conv=notrunc status=none
- sfdisk -q whole.img <<END
- label: dos
- label-id: 0x11223344
- 1: start=$bootskip, size=$bootsize, type=ef, bootable
- 2: start=$rootskip, size=$rootsize, type=83
- END
- dd of=whole.img if=bootfs.img bs=512 seek=$bootskip conv=notrunc status=none
- dd of=whole.img if=rootfs.img bs=512 seek=$rootskip conv=notrunc status=none
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