#!/bin/bash
#
# $Id: rc.alcatelusbk,v 1.6.2.11 2005/07/07 20:11:57 franck78 Exp $
#

eval $(/usr/local/bin/readhash CONFIG_ROOT/ppp/settings)

# Debugging. Comment it out to stop logging
DEBUG="yes"
msg() {
	if [ "z$DEBUG" != "z" ] ; then
		/usr/bin/logger -t red "Speedtouch USB K: $*"
	fi
	/bin/echo "$*"
}


# See how we were called.
case "$1" in
  start)
	if [ ! -f "/proc/bus/usb/devices" ]; then
		msg "No USB enabled"
		exit 1
	fi
	speedtouch=`/bin/cat /proc/bus/usb/devices | /bin/grep 'Vendor=06b9 ProdID=4061' | /usr/bin/cut -d ' ' -f6`
	case "$speedtouch" in
		'')
			msg "No Speedtouch found"
			exit 1
		;;
		'0.00' | '0.01' | '2.00')
			modem='v0123'
			# Speedtouch 530 aka Rev 3.00 does not work actually
		;;
		'4.00')
			modem='v4_b'
		;;
		  *)
			msg "Unknown version or unsupported model Rev $speedtouch"
			exit 1
		;;
	esac
	if ( ! /bin/ps -ef | /bin/grep -q '[m]odem_run -k'); then
		# modem_run was killed by "hub.c: already running port x disabled by hub (EMI?), re-enabling..."
		/sbin/modprobe -r speedtch
	fi
	if ( ! /sbin/lsmod | /bin/grep -q [s]peedtch ); then
		if ( /bin/ps -ef | /bin/grep -q [m]odem_run ); then
			# switching from user to kernel mode
			msg "need to kill previous modem_run"
			/bin/killall /usr/sbin/modem_run
			/usr/local/bin/resetusb
		fi
		/sbin/modprobe speedtch
		/usr/sbin/modem_run -k -v 1 -t 90 -n 4 -f CONFIG_ROOT/alcatelusb/firmware.$modem.bin
		if [ $? -ne 0 ]; then
			msg "firmware download failed : will reset USB and try again"
			/sbin/modprobe -r speedtch
			/usr/local/bin/resetusb
			/sbin/modprobe speedtch
			/usr/sbin/modem_run -k -v 1 -t 90 -n 4 -f CONFIG_ROOT/alcatelusb/firmware.$modem.bin
			if [ $? -ne 0 ]; then
				exit 1
			fi
		fi
		# time to avoid "Ressource temporary unavailable"
		/bin/sleep 5
	fi
	exit 0
	;;
  stop)
	msg "stop"
	;;
  cleanup)
	msg "driver cleanup and USB Bus reset"
	/sbin/modprobe -r speedtch
	/usr/local/bin/resetusb
	;;
  *)
	/bin/echo "Usage: $0 {start|stop|cleanup}"
	exit 1
	;;
esac

exit 0