script/ethercat.sh
author Florian Pose <fp@igh-essen.com>
Mon, 26 Jun 2006 14:20:36 +0000
changeset 281 c91bbf7bc52c
parent 251 c1d0b63a9302
child 283 a480a0703c58
permissions -rwxr-xr-x
Better modules_install targets.
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#!/bin/sh
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#------------------------------------------------------------------------------
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#
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#  Init script for EtherCAT
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#
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#  $Id$
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#
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#  Copyright (C) 2006  Florian Pose, Ingenieurgemeinschaft IgH
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#
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#  This file is part of the IgH EtherCAT Master.
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#
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#  The IgH EtherCAT Master is free software; you can redistribute it
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#  and/or modify it under the terms of the GNU General Public License
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#  as published by the Free Software Foundation; either version 2 of the
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#  License, or (at your option) any later version.
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#
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#  The IgH EtherCAT Master is distributed in the hope that it will be
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#  useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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#  GNU General Public License for more details.
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#
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#  You should have received a copy of the GNU General Public License
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#  along with the IgH EtherCAT Master; if not, write to the Free Software
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#  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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#
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#  The right to use EtherCAT Technology is granted and comes free of
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#  charge under condition of compatibility of product made by
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#  Licensee. People intending to distribute/sell products based on the
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#  code, have to sign an agreement to guarantee that products using
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#  software based on IgH EtherCAT master stay compatible with the actual
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#  EtherCAT specification (which are released themselves as an open
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#  standard) as the (only) precondition to have the right to use EtherCAT
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#  Technology, IP and trade marks.
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#
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#------------------------------------------------------------------------------
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### BEGIN INIT INFO
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# Provides:          ethercat
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# Required-Start:    $local_fs $syslog $network
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# Should-Start:      $time
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# Required-Stop:     $local_fs $syslog $network
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# Should-Stop:       $time
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# Default-Start:     3 5
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# Default-Stop:      0 1 2 6
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# Short-Description: IgH EtherCAT master modules
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# Description:
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### END INIT INFO
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#------------------------------------------------------------------------------
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ETHERCAT_CONFIG=/etc/sysconfig/ethercat
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test -r $ETHERCAT_CONFIG || { echo "$ETHERCAT_CONFIG not existing";
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	if [ "$1" = "stop" ]; then exit 0;
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	else exit 6; fi; }
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. $ETHERCAT_CONFIG
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#------------------------------------------------------------------------------
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. /etc/rc.status
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rc_reset
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case "$1" in
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    start)
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	echo -n "Starting EtherCAT master "
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	if [ ! $DEVICE_INDEX ]; then
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	    echo "ERROR: DEVICE_INDEX not set!"
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	    /bin/false
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	    rc_status -v
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	    rc_exit
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	fi
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	if [ ! $EOE_DEVICES ]; then
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	    EOE_DEVICES=0
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	fi
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	for mod in 8139too 8139cp; do
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		if lsmod | grep "^$mod " > /dev/null; then
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			if ! rmmod $mod; then
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				/bin/false
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				rc_status -v
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				rc_exit
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			fi
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		fi
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	done
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	if ! modprobe ec_master ec_eoe_devices=$EOE_DEVICES; then
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	    /bin/false
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	    rc_status -v
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	    rc_exit
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	fi
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	if ! modprobe ec_8139too ec_device_index=$DEVICE_INDEX; then
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	    /bin/false
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	    rc_status -v
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	    rc_exit
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	fi
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	rc_status -v
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	;;
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    stop)
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	echo -n "Shutting down EtherCAT master "
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	for mod in ec_8139too ec_master; do
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		if lsmod | grep "^$mod " > /dev/null; then
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			if ! rmmod $mod; then
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				/bin/false
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				rc_status -v
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				rc_exit
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			fi;
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		fi;
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	done
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	if ! modprobe 8139too; then
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	    echo "Warning: Failed to restore 8139too module."
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	fi
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	rc_status -v
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	;;
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    restart)
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	$0 stop
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	$0 start
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	rc_status
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	;;
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    status)
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	echo -n "Checking for EtherCAT "
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	lsmod | grep "^ec_master " > /dev/null
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	master_running=$?
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	lsmod | grep "^ec_8139too " > /dev/null
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	device_running=$?
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	test $master_running -eq 0 -a $device_running -eq 0
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	rc_status -v
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	;;
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esac
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rc_exit
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#------------------------------------------------------------------------------