acpi-eeepc-generic-svn/acpi-eeepc-generic-suspend2ram.sh

   1 #!/bin/sh
   2
   3 source /etc/conf.d/acpi-eeepc-generic.conf
   4 source /etc/acpi/eeepc/acpi-eeepc-generic-functions.sh
   5
   6 function suspend_check_blacklisted_processes() {
   7     processes=( "$@" )
   8     p_num=${#processes[@]}
   9     logger "Checking for processes before suspending: $processes ($p_num)"
  10     for ((i=0;i<${p_num};i++)); do
  11         p=${processes[${i}]}
  12         pid=`pidof $p`
  13         logger "process #$i: $p ($pid)"
  14         echo "process #$i: $p ($pid)"
  15         [ "x$pid" != "x" ] &&
  16             echo "$p is running! Canceling suspend" &&
  17             logger "$p is running! Canceling suspend" &&
  18             exit 0
  19     done
  20 }
  21
  22 suspend_check_blacklisted_processes "${SUSPEND_BLACKLISTED_PROCESSES[@]}"
  23
  24 if [ -e "${EEEPC_VAR}/power.lock" ]; then
  25     logger "${EEEPC_VAR}/power.lock exist, canceling suspend"
  26         exit 0
  27 fi
  28
  29 vga_is_on=`xrandr | grep -A 1 VGA | grep "*"`
  30 if [ "x$vga_is_on" != "x" ]; then
  31     logger "VGA is up and running, canceling suspend"
  32     exit 0
  33 fi
  34
  35 if grep -q mem /sys/power/state ; then
  36
  37         # BEGIN SUSPEND SEQUENCE
  38
  39         logger "Start suspend sequence"
  40
  41         # get console number
  42         CONSOLE_NUMBER=$(fgconsole)
  43         logger "Saving console number: $CONSOLE_NUMBER"
  44
  45         # save the brightness value
  46         BRN=`cat /sys/class/backlight/eeepc/actual_brightness`
  47         logger "Saving brightness value: $BRN"
  48
  49         # save the FSB value and go to powersaver mode
  50 #       /etc/acpi/eee/fsb.sh autosuspend
  51     logger "Save the FSB value and go to powersaver mode: DISABLE"
  52
  53         #
  54         LOADEEE="no"
  55         EEESTATE=$(lsmod | grep eee | awk {'print $1'})
  56         if [ "X$EEESTATE" == "Xeee" ];
  57             then
  58             modprobe -r eee
  59             LOADEEE="yes"
  60             logger "Unloading eee module";
  61         fi
  62
  63         # flush the buffers to disk
  64         sync
  65
  66         # change virtual terminal to not screw up X
  67         chvt 1
  68
  69         # put us into suspend state
  70         echo -n "mem" > /sys/power/state
  71
  72     logger "BEGIN WAKEUP SEQUENCE..."
  73
  74         #Ugly but effective way to restore screen
  75         #/usr/sbin/vbetool post
  76         chvt $CONSOLE_NUMBER
  77
  78         # restore backlight BRN
  79         sleep 1
  80     echo $BRN > /sys/class/backlight/eeepc/brightness
  81     logger "Restoring brightness"
  82
  83 #       # restore the FSB value
  84 #       /etc/acpi/eee/fsb.sh autoresume
  85
  86 fi
  87
  88 exit 0
  89