Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / Documentation / mic / mpssd / mpss

diff --git a/kernel/Documentation/mic/mpssd/mpss b/kernel/Documentation/mic/mpssd/mpss
new file mode 100755 (executable)
index 0000000..cacbdb0
--- /dev/null
+++ b/kernel/Documentation/mic/mpssd/mpss
@@ -0,0 +1,202 @@
+#!/bin/bash
+# Intel MIC Platform Software Stack (MPSS)
+#
+# Copyright(c) 2013 Intel Corporation.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License, version 2, as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# The full GNU General Public License is included in this distribution in
+# the file called "COPYING".
+#
+# Intel MIC User Space Tools.
+#
+# mpss Start mpssd.
+#
+# chkconfig: 2345 95 05
+# description: start MPSS stack processing.
+#
+### BEGIN INIT INFO
+# Provides: mpss
+# Required-Start:
+# Required-Stop:
+# Short-Description: MPSS stack control
+# Description: MPSS stack control
+### END INIT INFO
+
+# Source function library.
+. /etc/init.d/functions
+
+exec=/usr/sbin/mpssd
+sysfs="/sys/class/mic"
+
+start()
+{
+       [ -x $exec ] || exit 5
+
+       if [ "`ps -e | awk '{print $4}' | grep mpssd | head -1`" = "mpssd" ]; then
+               echo -e $"MPSSD already running! "
+               success
+               echo
+               return 0
+       fi
+
+       echo -e $"Starting MPSS Stack"
+       echo -e $"Loading MIC_X100_DMA & MIC_HOST Modules"
+
+       for f in "mic_host" "mic_x100_dma"
+       do
+               modprobe $f
+               RETVAL=$?
+               if [ $RETVAL -ne 0 ]; then
+                       failure
+                       echo
+                       return $RETVAL
+               fi
+       done
+
+       # Start the daemon
+       echo -n $"Starting MPSSD "
+       $exec
+       RETVAL=$?
+       if [ $RETVAL -ne 0 ]; then
+               failure
+               echo
+               return $RETVAL
+       fi
+       success
+       echo
+
+       sleep 5
+
+       # Boot the cards
+       micctrl -b
+
+       # Wait till ping works
+       for f in $sysfs/*
+       do
+               count=100
+               ipaddr=`cat $f/cmdline`
+               ipaddr=${ipaddr#*address,}
+               ipaddr=`echo $ipaddr | cut -d, -f1 | cut -d\; -f1`
+               while [ $count -ge 0 ]
+               do
+                       echo -e "Pinging "`basename $f`" "
+                       ping -c 1 $ipaddr &> /dev/null
+                       RETVAL=$?
+                       if [ $RETVAL -eq 0 ]; then
+                               success
+                               break
+                       fi
+                       sleep 1
+                       count=`expr $count - 1`
+               done
+               [ $RETVAL -ne 0 ] && failure || success
+               echo
+       done
+       return $RETVAL
+}
+
+stop()
+{
+       echo -e $"Shutting down MPSS Stack: "
+
+       # Bail out if module is unloaded
+       if [ ! -d "$sysfs" ]; then
+               echo -n $"Module unloaded "
+               success
+               echo
+               return 0
+       fi
+
+       # Shut down the cards.
+       micctrl -S
+
+       # Wait for the cards to go offline
+       for f in $sysfs/*
+       do
+               while [ "`cat $f/state`" != "offline" ]
+               do
+                       sleep 1
+                       echo -e "Waiting for "`basename $f`" to go offline"
+               done
+       done
+
+       # Display the status of the cards
+       micctrl -s
+
+       # Kill MPSSD now
+       echo -n $"Killing MPSSD"
+       killall -9 mpssd 2>/dev/null
+       RETVAL=$?
+       [ $RETVAL -ne 0 ] && failure || success
+       echo
+       return $RETVAL
+}
+
+restart()
+{
+       stop
+       sleep 5
+       start
+}
+
+status()
+{
+       micctrl -s
+       if [ "`ps -e | awk '{print $4}' | grep mpssd | head -n 1`" = "mpssd" ]; then
+               echo "mpssd is running"
+       else
+               echo "mpssd is stopped"
+       fi
+       return 0
+}
+
+unload()
+{
+       if [ ! -d "$sysfs" ]; then
+               echo -n $"No MIC_HOST Module: "
+               success
+               echo
+               return
+       fi
+
+       stop
+
+       sleep 5
+       echo -n $"Removing MIC_HOST & MIC_X100_DMA Modules: "
+       modprobe -r mic_host mic_x100_dma
+       RETVAL=$?
+       [ $RETVAL -ne 0 ] && failure || success
+       echo
+       return $RETVAL
+}
+
+case $1 in
+       start)
+               start
+               ;;
+       stop)
+               stop
+               ;;
+       restart)
+               restart
+               ;;
+       status)
+               status
+               ;;
+       unload)
+               unload
+               ;;
+       *)
+               echo $"Usage: $0 {start|stop|restart|status|unload}"
+               exit 2
+esac
+
+exit $?