1 #!/bin/sh

     2 

     3 #------------------------------------------------------------------------------

     4 #

     5 #  EtherCAT rc script

     6 #

     7 #  $Id$

     8 #

     9 #------------------------------------------------------------------------------

    10 

    11 CONFIGFILE=/etc/sysconfig/ethercat

    12 

    13 #------------------------------------------------------------------------------

    14 

    15 print_usage()

    16 {

    17     echo "Usage $0 { start | stop }"

    18 }

    19 

    20 unload_module()

    21 {

    22     if lsmod | grep ^$1 > /dev/null; then

    23 	echo "  unloading module \"$1\"..."

    24 	rmmod $1 || exit 1

    25     fi

    26 }

    27 

    28 #------------------------------------------------------------------------------

    29 

    30 # Get parameters

    31 if [ $# -eq 0 ]; then

    32     print_usage

    33     exit 1

    34 fi

    35 

    36 ACTION=$1

    37 

    38 # Load configuration from sysconfig

    39 

    40 if [ -f $CONFIGFILE ]; then

    41     . $CONFIGFILE

    42 else

    43     echo "ERROR: Configuration file \"$CONFIGFILE\" not found!"

    44     exit 1

    45 fi

    46 

    47 case $ACTION in

    48     start)

    49 	echo "Starting EtherCAT master..."

    50 	# remove modules

    51 	unload_module 8139too

    52 	unload_module 8139cp

    53 	unload_module ec_8139too

    54 	unload_module ec_master

    55 	echo "  loading master modules..."

    56 	if ! modprobe ec_8139too ec_device_index=$DEVICEINDEX; then

    57 	    echo "ERROR: Failed to load module!"

    58 	    exit 1

    59 	fi

    60 	;;

    61     stop)

    62 	echo "Stopping EtherCAT master..."

    63 	unload_module ec_8139too

    64 	unload_module ec_master

    65 	if ! modprobe 8139too; then

    66 	    echo "Warning: Failed to restore 8139too module."

    67 	fi

    68 	;;

    69     *)

    70 	print_usage

    71 	exit 1

    72 esac

    73 

    74 echo "done."

    75 exit 0

    76 

    77 #------------------------------------------------------------------------------