#!/bin/sh

N=`ls /tmp/*.trx 2>/dev/null | wc -l`

if [ $N == 0 ]; then
  echo "no image to flash"
  exit 1
fi

if [ $N -gt 1 ]; then
  echo "more than one image found"
  exit 1
fi

mtd write /tmp/*.trx firmware

if [ $? != 0 ]; then
  echo "ERROR: flash write failed!"
  exit
fi

echo "flash written successfully - rebooting"
reboot