recipes/pandora-system/pandora-scripts/op_power.sh

   1 #!/bin/bash
   2
   3 ( test -e /tmp/op_power.lock && exit 2 ) || touch "/tmp/op_power.lock"
   4
   5 debug(){
   6         return 1 # 0 when debugging, 1 when not
   7 }
   8
   9 test -e $(grep /etc/passwd -e $(ps u -C xfce4-session | tail -n1 | awk '{print $1}')| cut -f 6 -d ":")/.lidconfig && lidconfig=$(cat $(grep /etc/passwd -e $(ps u -C xfce4-session | tail -n1 | awk '{print $1}')| cut -f 6 -d ":")/.lidconfig) # read lid conf. file if it exists
  10
  11 #powerbuttonconfig=$(cat $(grep /etc/passwd -e $(ps u -C xfce4-session | tail -n1 | awk '{print $1}')| cut -f 6 -d ":")/.powerbuttonconfig)
  12
  13 if [ -e /tmp/powerstate ]; then
  14         powerstate="$(cat /tmp/powerstate)"
  15 else
  16         powerstate="on"
  17 fi
  18
  19 debug && echo "powerstate=$powerstate"
  20
  21 lowPowerOn(){ #switch from normal to lowpower mode
  22         cat /proc/pandora/cpu_mhz_max > /tmp/oldspeed
  23         cat /sys/devices/platform/twl4030-pwm0-bl/backlight/twl4030-pwm0-bl/brightness > /tmp/oldbright
  24         pidlist=$(pstree -lpA | grep pnd_run.sh | sed -ne 's/.*(\([0-9]\+\))/\1/p')
  25         for PID in $pidlist
  26         do
  27                 kill -19 $PID #send SIGSTOP
  28         done
  29         rm /tmp/hcistate
  30         hcistate=$(hciconfig hci0 | grep DOWN)
  31         if [ $hcistate ]; then
  32                 echo "down" > /tmp/hcistate
  33         else
  34                 hciconfig hci0 down
  35         fi
  36         rm /tmp/wlstate
  37         wlstate=$(lsmod | grep -m1 wl1251)
  38         if [ ! $wlstate ]; then
  39                 echo "down" > /tmp/wlstate
  40         else
  41                 ifconfig wlan0 down
  42                 rmmod board_omap3pandora_wifi wl1251_sdio wl1251
  43         fi
  44         echo 0 > /sys/devices/platform/twl4030-pwm0-bl/backlight/twl4030-pwm0-bl/brightness
  45         echo 1 > /sys/devices/platform/omapfb/graphics/fb0/blank
  46         echo 16 > /sys/class/leds/pandora\:\:power/brightness #dim power LED
  47         /usr/pandora/scripts/op_cpuspeed.sh 125
  48 }
  49
  50 lowPowerOff(){ # switch from lowpower to normal mode
  51         oldspeed=$(cat /tmp/oldspeed)
  52         /usr/pandora/scripts/op_cpuspeed.sh $oldspeed
  53         oldbright=$(cat /tmp/oldbright)
  54         maxbright=$(cat /sys/devices/platform/twl4030-pwm0-bl/backlight/twl4030-pwm0-bl/max_brightness)
  55         echo 0 > /sys/devices/platform/omapfb/graphics/fb0/blank
  56         sleep 0.1s # looks cleaner, could flicker without
  57         oldspeed=$(cat /tmp/oldspeed)
  58         if [ $oldbright -ge 3 ] && [ $oldbright -le $maxbright ]; then
  59                 /usr/pandora/scripts/op_bright.sh $oldbright
  60         else
  61                 /usr/pandora/scripts/op_bright.sh $maxbright
  62         fi
  63         hcistate=$(cat /tmp/hcistate)
  64         if [ ! $hcistate ]; then
  65                 hciconfig hci0 up pscan
  66         fi
  67         wlstate=$(cat /tmp/wlstate)
  68         if [ ! $wlstate ]; then
  69                 /etc/init.d/wl1251-init start
  70         fi
  71         pidlist=$(pstree -lpA | grep pnd_run.sh | sed -ne 's/.*(\([0-9]\+\))/\1/p')
  72         for PID in $pidlist
  73         do
  74                 kill -18 $PID #send SIGCONT
  75         done
  76         echo 255 > /sys/class/leds/pandora\:\:power/brightness #power LED bright
  77 }
  78
  79 shutdown(){ # warns the user and shuts the pandora down
  80         xfceuser=$(ps u -C xfce4-session | tail -n1 | awk '{print $1}')
  81         time=5
  82         countdown () {
  83                 for i in $(seq $time); do
  84                         precentage=$(echo $i $time | awk '{ printf("%f\n", $1/$2*100) }')
  85                         echo $precentage
  86                         echo "# Shutdown in $(($time-$i))"
  87                         sleep 1
  88                 done
  89         }
  90         countdown | su -c 'DISPLAY=:0.0 zenity --progress --auto-close --text "Shutdown in X" --title "Shutdown"' $xfceuser
  91         if [ $? -eq 0 ]; then
  92         /sbin/shutdown -h now
  93         else
  94         su -c 'DISPLAY=:0.0 zenity --error --text "Shutdown aborted!"' $xfceuser
  95         fi
  96 }
  97
  98 displayOn(){ # turns the display on
  99         #echo 0 > /sys/devices/platform/omapfb/graphics/fb0/blank
 100         #sleep 0.1s # looks cleaner, could flicker without
 101         maxbright=$(cat /sys/devices/platform/twl4030-pwm0-bl/backlight/twl4030-pwm0-bl/max_brightness)
 102         oldbright=0
 103         if [ -f /tmp/oldbright ]; then
 104                 oldbright=$(cat /tmp/oldbright)
 105         fi
 106         if [ $oldbright -eq 0 ]; then
 107                 oldbright=$(cat /etc/pandora/conf/brightness.state)
 108         fi
 109         if [ $oldbright -ge 3 ] && [ $oldbright -le $maxbright ]; then
 110                 /usr/pandora/scripts/op_bright.sh $oldbright
 111         else
 112                 /usr/pandora/scripts/op_bright.sh $maxbright
 113         fi
 114 }
 115
 116 displayOff(){ # turns the display off
 117         brightness=$(cat /sys/devices/platform/twl4030-pwm0-bl/backlight/twl4030-pwm0-bl/brightness)
 118         if [ $brightness -gt 0 ]; then
 119                 echo $brightness > /tmp/oldbright
 120         fi
 121         echo 0 > /sys/devices/platform/twl4030-pwm0-bl/backlight/twl4030-pwm0-bl/brightness
 122         #echo 1 > /sys/devices/platform/omapfb/graphics/fb0/blank
 123 }
 124
 125 if [[ "$2" == "" ]]; then
 126         if [[ "$1" -le 2 ]]; then # power button was pressed 1-2sec, "suspend"
 127                 if [[ "$powerstate" == "buttonlowpower" ]]; then
 128                         (debug && echo "lowPowerOff") || lowPowerOff
 129                         powerstate="on"
 130                 elif [[ "$powerstate" == "on" ]]; then
 131                         (debug && echo "lowPowerOn") || lowPowerOn
 132                         powerstate="buttonlowpower"
 133                 fi
 134         elif [[ "$1" -ge 3 ]]; then # power button was pressed 3 sec or longer, shutdown
 135                 if [[ "$powerstate" == "on" ]]; then
 136                         (debug && echo "shutdown") || shutdown
 137                 fi
 138         fi
 139 elif [[ "$2" == "lid" ]]; then
 140         if [[ "$1" == 0 ]]; then # lid was opened
 141                 if [[ "$powerstate" == lid* ]]; then
 142                         case "$lidconfig" in
 143                                 "lowpower")
 144                                         (debug && echo "lowPowerOff") || lowPowerOff
 145                                         powerstate="on"
 146                                 ;;
 147                                 *)
 148                                         (debug && echo "displayOn") || displayOn
 149                                         powerstate="on"
 150                                 ;;
 151                         esac
 152                 fi
 153         elif [[ "$1" == 1 ]]; then # lid was closed
 154                 if [[ "$powerstate" == "on" ]]; then
 155                         case "$lidconfig" in
 156                                 "shutdown")
 157                                         (debug && echo "shutdown") || shutdown
 158                                 ;;
 159                                 "lowpower")
 160                                         (debug && echo "lowPowerOn") || lowPowerOn
 161                                         powerstate="lidlowpower"
 162                                 ;;
 163                                 *)
 164                                         (debug && echo "displayOff") || displayOff
 165                                         powerstate="liddisplayoff"
 166                                 ;;
 167                         esac
 168                 fi
 169         fi
 170  fi
 171 debug && echo "powerstate=$powerstate"
 172 echo "$powerstate" > /tmp/powerstate
 173 fi
 174