#!/bin/sh
#
# /etc/init.d/isdn-hw.init
#
# ISDN Hardware Initialisation
# 	  
# Copyright 1997 Peter Bieringer <pb@bieringer.de>
#
#
# Version: 2.01  15.11.97
#
# Changes since 14.08.97: Add pnp test for DLD 5.2
#
# Return Values: 0=ok  1=Nothing to do  2=Error occurs

#set -x

# stamp file to show that isapnp cards where configured previous
PNPSTAMP=/var/run/isapnp-configured

# Source function library.
if [ -f /etc/init.d/functions ]; then
	. /etc/init.d/functions
else
	echo "Functions File Not Found!"
	exit 2
fi

# Source ISDN-Hardware Information
if [ -f /etc/sysconfig/isdn-hw ] ; then
	. /etc/sysconfig/isdn-hw
else
	echo "ISDN-Hardware Information File Not Found!"
	exit 2
fi

# Check that ISDN Hardware is up
[ "$ISDNHW" = "yes" -o "$ISDNHW" = "YES" ] || exit 1

# Get Kernel Version for module loading
VERSION=`cat /proc/version | awk '{ print $3 }' `

SYSPATH="/sbin"

case "$1" in
  start)
	echo "Initialisiere ISDN Hardware."

	# Already done? Look at the flag
	if [ -f /var/lock/subsys/isdn-hw ]; then
		echo -e "\aAlready Done!"
		exit 1
	fi

	# PnP-Configuration of ISDN-Card
	if [ "$ISDNHWPNP" = "yes" -o "$ISDNHWPNP" = "YES" ]; then
		echo "Init PnP Information for ISDN Card"

		# Already done? Look at the flag
		if [ -f /var/lock/subsys/isdn-hw-pnp -o -f $PNPSTAMP ]; then
			echo -e "\aAlready done!"
		else
			# PnP Binary exists?
			if ! [ -f $ISAPNPBIN ]; then
				echo "ISA-PnP Binary Missing"
				exit 2
			fi
    			
			# Do PnP Configure
			$ISAPNPBIN $ISDNHWPNPCONFIG || (echo "Error At ISA-PnP!"; exit 2)
			
			# Done, set flag
			touch /var/lock/subsys/isdn-hw-pnp
		fi
	fi

	# load VJ-compression module
    	# if VJ compression is compiled into kernel .. you can omit this
	echo "Load 'VJ-compression' Module"
    	$SYSPATH/insmod /lib/modules/$VERSION/net/slhc.o 

    	# load isdn4linux driver
    	# if isdn4linux is compiled into kernel -> comment following lines out
	echo "Load 'isdn4linux' Module"
    	$SYSPATH/insmod /lib/modules/$VERSION/misc/isdn.o
    
    	# load isdn hardware driver
    	# if this module is compiled into kernel -> comment following lines out
   	echo "Load ISDN Hardware '$ISDNHWMOD' Module"
	$SYSPATH/insmod /lib/modules/$VERSION/misc/$ISDNHWMOD.o $ISDNHWMODCONFIG

	# configure ISDN Device for logging
    	echo "ISDN Control Debug On For Logging"
    	$ISDNHWCTRLBIN $ISDNHWNAME 1 4

	if [ -x $ISDNLOGBIN ]; then
		#$ISDNLOGBIN -t2 -vw2 -m1015 /dev/isdnctrl 2> /var/log/isdnlog &
		$ISDNLOGBIN -t2 -vw2 /dev/isdnctrl 2> /var/log/isdnlog &
	fi
	
	# All done, Set flag	
	touch /var/lock/subsys/isdn-hw
	echo "Done!"
	;;
  stop)
	echo "Stoppe ISDN Hardware."
	
	# Already done? Look at the flag
	if ! [ -f /var/lock/subsys/isdn-hw ]; then
		echo -e "\aAlready Done!"
		exit 1
	fi

	# unload isdnlog
    	echo -n "Stop ISDNlog "
    	killproc isdnlog
	echo

	# unload ISDN hardware driver
    	echo "Unload ISDN Hardware '$ISDNHWMOD' Module"
    	$SYSPATH/rmmod $ISDNHWMOD

    	# unload isdn4linux driver
    	echo "Unload 'isdn4linux' Module"
    	$SYSPATH/rmmod isdn  
    
    	# unload VJ-compression module
    	echo "Unload 'VJ-Compression' Module"
    	$SYSPATH/rmmod slhc

	# All done, clear flag
	rm -f /var/lock/subsys/isdn-hw
	echo "Done!"
	;;
  *)
	echo "Syntax: isdn-hw.init {start|stop}"
	exit 1
esac

#set +x

exit 0