#!/bin/bash
# Note that none of the INIT stuff below works in the current open-embedded.
### BEGIN INIT INFO
# Provides: rs9116
# Required-Start: mts-io
# Default-Start:  S
# Default-Stop:   0 6
# X-Start-Before: networking
# Short-Description: load the rs9116 drivers
# Description: rs9116 drivers are used to provide access to Bluetooth
#	       and WiFi.
### END INIT INFO

CONFIG=${CONFIG:-/etc/default/rs9113}
MTS_IODIR=/sys/devices/platform/mts-io
RS9116_RESET=${MTS_IODIR}/wifi-bt-reset

[ -f $CONFIG ] || exit 1

. $CONFIG

pid=$$
LOG_ERR=3
LOG_INFO=6
name=rs91x
format="%s[%d] %12.2fs: %s"
function has_reset {
    for i in {1..10} ; do
        if [[ -f $RS9116_RESET ]] ; then
            if [[ -f $RS9116_RESET ]] ; then
                return 0
            fi
            return 1
        fi
        usleep $SLEEPTIME
    done
    return 1
}

function syslog {
   pr=$1
   shift
   [[ $(cat /proc/uptime) =~ ([^[:space:]]+) ]]
   s=$(printf "${format}" $name $pid ${BASH_REMATCH[1]}  "$@")
   echo "<${pr}>${s}" >/dev/kmsg
}

function logpipe {
   OIFS="${IFS}"
   IFS=$'\n'
   while read ln ; do
        syslog $1 $ln
   done
   IFS="${OIFS}"
}

function rs9116_reset {

    for i in {1..10} ; do
        if [[ -f $RS9116_RESET ]] ; then
            break
        fi
        usleep 10000
    done
        
    # Reset the RS9116 chip is ready, and
    # wait for it to settle.
        if [[ -f $RS9116_RESET ]] ; then
            echo 0 >$RS9116_RESET
            usleep $SLEEPTIME
            echo 1 >$RS9116_RESET
        else
            # No WiFi BT, but return 0 for development
            return 0
        fi
}

case "$1" in
  start)
    if ((RS9113_LOAD == 0)) ; then
	# We don't want the driver loaded.
	exit 0
    fi
    rs9116_reset
    syslog $LOG_INFO "Loading rs91x modules with COEX=$COEX_MODE and Country=$COUNTRY_CODE"
    /usr/sbin/rs9113_load_modules.sh $CONFIG
    RETVAL=$?
    if [ $RETVAL -eq 0 ] ; then
        echo "OK"
    else
        echo "FAIL"
    fi
    ;;

  stop)
    syslog $LOG_INFO "Unloading rs91x modules"
    /usr/sbin/rs9113_remove_modules.sh
    RETVAL=$?
    if [ $RETVAL -eq 0 ] ; then
        echo "OK"
    else
        echo "FAIL"
    fi
    ;;
  restart)
    $0 stop   
    sleep 1              
    $0 start    
    ;;
  status)
    for dir in /sys/class/net/rpine[0-9]* ; do
        if [[ -d ${dir} ]] ; then
            echo Driver is loaded
            exit 0
        fi
    done
    echo Driver is not loaded
    exit 3
    ;;
  reset)
    rs9116_reset
    ;;
  *)
    echo "Usage: $0 {start|stop|status|restart|reset}"
    exit 2
    ;;
esac

exit 0