#! /bin/sh
#################################################

if [ $# != 1 ]
   then
    ORGFILE="/hdd/backup.img"
   else
    ORGFILE="$1"
   fi


if [ ! -e $ORGFILE ]
   then
    echo "File doesn't exist!"
    exit 1
   fi

echo "Performing flash erase..."
eraseall /dev/mtd/3
echo -n "Writing firmware from backup file '$ORGFILE'... " 
cat $ORGFILE > /dev/mtd/3
echo "OK"