#!/bin/bash
# BEGIN_ICS_COPYRIGHT8 ****************************************
#
# Copyright (c) 2015, Intel Corporation
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of Intel Corporation nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# END_ICS_COPYRIGHT8 ****************************************
# [ICS VERSION STRING: unknown]
# opaportconfig arguments
# -s speed = new link speeds enabled (default is 0)
# 0 - no-op
# 1 - 2.5 Gb/s
# 2 - 5 Gb/s
# 4 - 10 Gb/s
# to enable multiple speeds, use sum of desired speeds
# 255 - enable all supported
#
HFIPORTS="1:1" # space separated list of HFI:PORT to act on
# other examples: (uncomment exactly 1)
#HFIPORTS="1:2" # port 2 on HFI 1
#HFIPORTS="1:1 1:2" # port 1 and 2 on HFI 1
#HFIPORTS="1:1 2:1" # port 1 on HFI 1 and port 1 on HFI 2
# Below will force DDR
ARGS="-s 2" # additional arguments to use for all HFIs/PORTs
# Other examples: (uncomment exactly 1)
#ARGS="-s 1" # force SDR
#ARGS="-s 4" # force QDR
#ARGS="-s 3" # negotiate SDR or DDR
#ARGS="-s 7" # negotiate SDR, DDR or QDR
# opaportconfig use opaportconfig to force link speed
#
# chkconfig: 35 16 84
# description: Force HFI port speed
# processname:
### BEGIN INIT INFO
# Provides: opaportconfig
# Required-Start: openibd
# Required-Stop:
# Default-Start: 2 3 5
# Default-Stop: 0 1 2
# Description: use opaportconfig to force link speed
### END INIT INFO
PATH=/bin:/sbin:/usr/bin:/usr/sbin
# just in case no functions script
echo_success() { echo "[ OK ]"; }
echo_failure() { echo "[FAILED]"; }
my_rc_status_v()
{
res=$?
if [ $res -eq 0 ]
then
echo_success
else
echo_failure
fi
echo
my_rc_status_all=$(($my_rc_status_all || $res))
}
if [ -f /etc/init.d/functions ]; then
. /etc/init.d/functions
elif [ -f /etc/rc.d/init.d/functions ] ; then
. /etc/rc.d/init.d/functions
elif [ -s /etc/rc.status ]; then
. /etc/rc.status
rc_reset
my_rc_status_v()
{
res=$?
[ $res -eq 0 ] || false
rc_status -v
my_rc_status_all=$(($my_rc_status_all || $res))
}
fi
my_rc_status_all=0
my_rc_exit() { exit $my_rc_status_all; }
my_rc_status() { my_rc_status_all=$(($my_rc_status_all || $?)); }
cmd=$1
Usage()
{
echo "Usage: $0 [start|stop|restart]" >&2
echo " start - configure port" >&2
echo " stop - Noop" >&2
echo " restart - restart (eg. stop then start) the Port config" >&2
echo " status - show present port configuration" >&2
exit 2
}
start()
{
local res hfi port hfiport
echo -n "Starting opaportconfig: "
res=0
for hfiport in $HFIPORTS
do
hfi=$(echo $hfiport|cut -f1 -d:)
port=$(echo $hfiport|cut -f2 -d:)
echo -n "Setting HFI $hfi Port $port: "
/sbin/opaportconfig -h $hfi -p $port $ARGS >/dev/null
res=$(($res || $?))
[ $res -eq 0 ] || false
my_rc_status_v
done
if [ $res -eq 0 ]
then
touch /var/lock/subsys/opaportconfig
fi
return $res
}
stop()
{
local res
echo -n "Stopping opaportconfig: "
# nothing to do
res=0
my_rc_status_v
rm -f /var/lock/subsys/opaportconfig
return $res
}
status()
{
local res hfi port hfiport
echo -n "Checking port state: "
res=0
for hfiport in $HFIPORTS
do
hfi=$(echo $hfiport|cut -f1 -d:)
port=$(echo $hfiport|cut -f2 -d:)
echo -n "HFI $hfi "
/sbin/opaportconfig -h $hfi -p $port -v|tail -15
res=$(($res || $?))
[ $res -eq 0 ] || false
my_rc_status_v
done
return $res
}
case "$cmd" in
start)
start;;
stop)
stop;;
restart)
stop; start;;
status)
status;;
*)
Usage;;
esac
my_rc_exit