#!/bin/sh -e
if [ $# -ne 1 ] || [ ! -L $1 ]
then
	echo "Usage: $0 symlink_to_inactive_mmc_device"
	exit 1
fi

block_partition=`readlink $1 | sed 's/.*\(mmcblk[0-9]\)p\([0-9]\)$/\1|\2/'`

if [ ${#block_partition} -ne 9 ]
then
	echo "Invalid block device"
	exit 1
fi

get-bootable-mbr-partition /dev/${block_partition%|*} -s ${block_partition##*|}
