samples/mic/mpssd/micctrl

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0-only
   3 # Intel MIC Platform Software Stack (MPSS)
   4 #
   5 # Copyright(c) 2013 Intel Corporation.
   6 #
   7 # Intel MIC User Space Tools.
   8 #
   9 # micctrl - Controls MIC boot/start/stop.
  10 #
  11 # chkconfig: 2345 95 05
  12 # description: start MPSS stack processing.
  13 #
  14 ### BEGIN INIT INFO
  15 # Provides: micctrl
  16 ### END INIT INFO
  17
  18 # Source function library.
  19 . /etc/init.d/functions
  20
  21 sysfs="/sys/class/mic"
  22
  23 _status()
  24 {
  25         f=$sysfs/$1
  26         echo -e $1 state: "`cat $f/state`" shutdown_status: "`cat $f/shutdown_status`"
  27 }
  28
  29 status()
  30 {
  31         if [ "`echo $1 | head -c3`" == "mic" ]; then
  32                 _status $1
  33                 return $?
  34         fi
  35         for f in $sysfs/*
  36         do
  37                 _status `basename $f`
  38                 RETVAL=$?
  39                 [ $RETVAL -ne 0 ] && return $RETVAL
  40         done
  41         return 0
  42 }
  43
  44 _reset()
  45 {
  46         f=$sysfs/$1
  47         echo reset > $f/state
  48 }
  49
  50 reset()
  51 {
  52         if [ "`echo $1 | head -c3`" == "mic" ]; then
  53                 _reset $1
  54                 return $?
  55         fi
  56         for f in $sysfs/*
  57         do
  58                 _reset `basename $f`
  59                 RETVAL=$?
  60                 [ $RETVAL -ne 0 ] && return $RETVAL
  61         done
  62         return 0
  63 }
  64
  65 _boot()
  66 {
  67         f=$sysfs/$1
  68         echo "linux" > $f/bootmode
  69         echo "mic/uos.img" > $f/firmware
  70         echo "mic/$1.image" > $f/ramdisk
  71         echo "boot" > $f/state
  72 }
  73
  74 boot()
  75 {
  76         if [ "`echo $1 | head -c3`" == "mic" ]; then
  77                 _boot $1
  78                 return $?
  79         fi
  80         for f in $sysfs/*
  81         do
  82                 _boot `basename $f`
  83                 RETVAL=$?
  84                 [ $RETVAL -ne 0 ] && return $RETVAL
  85         done
  86         return 0
  87 }
  88
  89 _shutdown()
  90 {
  91         f=$sysfs/$1
  92         echo shutdown > $f/state
  93 }
  94
  95 shutdown()
  96 {
  97         if [ "`echo $1 | head -c3`" == "mic" ]; then
  98                 _shutdown $1
  99                 return $?
 100         fi
 101         for f in $sysfs/*
 102         do
 103                 _shutdown `basename $f`
 104                 RETVAL=$?
 105                 [ $RETVAL -ne 0 ] && return $RETVAL
 106         done
 107         return 0
 108 }
 109
 110 _wait()
 111 {
 112         f=$sysfs/$1
 113         while [ "`cat $f/state`" != "offline" -a "`cat $f/state`" != "online" ]
 114         do
 115                 sleep 1
 116                 echo -e "Waiting for $1 to go offline"
 117         done
 118 }
 119
 120 wait()
 121 {
 122         if [ "`echo $1 | head -c3`" == "mic" ]; then
 123                 _wait $1
 124                 return $?
 125         fi
 126         # Wait for the cards to go offline
 127         for f in $sysfs/*
 128         do
 129                 _wait `basename $f`
 130                 RETVAL=$?
 131                 [ $RETVAL -ne 0 ] && return $RETVAL
 132         done
 133         return 0
 134 }
 135
 136 if [ ! -d "$sysfs" ]; then
 137         echo -e $"Module unloaded "
 138         exit 3
 139 fi
 140
 141 case $1 in
 142         -s)
 143                 status $2
 144                 ;;
 145         -r)
 146                 reset $2
 147                 ;;
 148         -b)
 149                 boot $2
 150                 ;;
 151         -S)
 152                 shutdown $2
 153                 ;;
 154         -w)
 155                 wait $2
 156                 ;;
 157         *)
 158                 echo $"Usage: $0 {-s (status) |-r (reset) |-b (boot) |-S (shutdown) |-w (wait)}"
 159                 exit 2
 160 esac
 161
 162 exit $?