#!/bin/sh

usage()
{
  echo "Usage: $0 [-d dev] <b/h/w> <hexaddr> <count> <val>: Read/Write memory on SPI slave device. \nUse -d option to specify device number. If not specified, first SPI slave device will be used."
  exit 1
}

if [ $# -eq 0 ] ; then
  usage
else
  dev=0
  if [ $1 = "-d" ] ;
  then
       dev=$2 
       shift 2
  fi

  if [ $# -ne 4 -a $# -ne 3 ]  ; then
     usage
  fi

  if [ ! -n "$4" ] ; then
     echo u $dev $2 $1 $3 > /proc/bcmlog
  else
     echo u $dev $2 $1 $3 $4 > /proc/bcmlog
  fi
fi
