#!/bin/sh
#
# Copyright (c) GPC mbH, Lengenfeld, Germany
# Author: Andrae Behrens
# date: 01/10/2010
#
# init script for ProfiBus MultiSlave card SST-PBMS-PCI
#

. /etc/rc.status
rc_reset

MODDIR="./"
DEVICE="pbms"
DEVCNT="pbms_card_count"
MODULE=${MODDIR}${DEVICE}".ko"

# Check for missing binary
if [ ! -r ${MODULE} ]; then
	echo -n >&2 "driver file ${MODULE} is not installed. "
	rc_status -s
	exit 5
fi

case "$1" in
	start)
		echo -n "Staring driver pbms for SST-PBMS-PCI "
		/sbin/insmod ${MODULE} 2>/dev/null || rc_failed 1
		rm -f /dev/${DEVICE}[0-9]*
		major=`cat /proc/devices | awk "\\$2==\"${DEVICE}\" {print \\$1}"`
		if [ "$major" == "" ]; then
			echo -n >&2 "${DEVICE} not loaded"
			rc_status -s
			exit 6
		fi
		minor=0
		count=`cat /proc/${DEVICE} | awk "\\$1==\"${DEVCNT}\" {print \\$2}"`
		if [ "$count" -eq 0 ]; then
			echo -n >&2 "${DEVICE} could not found any card"
		elif [ "$count" -eq 1 ]; then
			echo -n "with 1 card "
		else
			echo -n "with $count cards "
		fi
		while [ $minor -lt $count ]
		do
			mknod /dev/${DEVICE}${minor} c ${major} ${minor}
			chmod -f ugo+rw /dev/${DEVICE}${minor}
			minor=`expr $minor + 1`
		done
		rc_status -v
		;;
	stop)
		echo -n "Shutting down driver pbms for SST-PBMS-PCI "
		/sbin/rmmod ${DEVICE} 2>/dev/null || rc_failed 1
		rc_status -v
		;;
	restart)
		$0 stop
		$0 start
		rc_status
		;;
	*)
		echo "Usage: $0 {start|stop|restart}"
		exit 1
		;;

esac