#!/bin/sh
#
# make 6MB recovery image from two moredrivers type kernels
# placed at start and at +4MBytes

if [ -z "$1" ] ; then
 echo "Usage: $0 uImage-moredrivers-..."
 exit 1
fi
cat $1 > recovery-$1
SIZE=`ls -l $1 | tr -s ' ' ' ' | cut -d' ' -f5`
SPACE=$(( 4 * 1024 * 1024 - $SIZE ))
dd if=/dev/zero of=_spacer bs=1 count=$SPACE
cat _spacer >> recovery-$1
rm -f _spacer
cat $1 >> recovery-$1