#!/bin/bash
#
# Enable/Disable Radio Power

# open a file to lddio device
declare GPIO_dev=/dev/gpio

# Configure GPDR RF Power bits as outputs
echo "6000O" >$GPIO_dev

# Get RF Power bits to set/clear
let pwrbits=0
case "$1" in
0 ) 
    let pwrbits=0x2000
;;
1 ) 
    let pwrbits=0x4000
;;
[Aa][Ll][Ll] )
    let pwrbits=0x6000
;;
* )
echo
echo "Usage rfpower [0|1|all] [on|off]"
echo
exit 1
;;
esac

# set RF Power bits
case "$2" in
[Oo][Nn] ) 
        echo `printf "%X+" $pwrbits` >$GPIO_dev
	echo
	echo "RF Power $1 ON"
	echo
;;
[Oo][Ff][Ff] )
        echo `printf "%X-" $pwrbits` >$GPIO_dev
	echo
	echo "RF Power $1 OFF"
	echo
;;
* )
echo
echo "Usage rfpower [0|1|all] [on|off]"
echo
;;
esac

exit 0