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

   1 #!/bin/bash
   2 #get value range
   3 minmhz="$(cat /etc/pandora/conf/cpu.conf | grep 'min:' | awk -F\: '{print $2}')"
   4 safemhz="$(cat /etc/pandora/conf/cpu.conf | grep 'safe:' | awk -F\: '{print $2}')"
   5 maxmhz="$(cat /etc/pandora/conf/cpu.conf | grep 'max:' | awk -F\: '{print $2}')"
   6 warn="$(cat /etc/pandora/conf/cpu.conf | grep 'warn:' | awk -F\: '{print $2}')"
   7 curmhz="$(cat /proc/pandora/cpu_mhz_max)"
   8 newmhz="$(cat /proc/pandora/cpu_mhz_max)"
   9 device=/proc/pandora/cpu_mhz_max
  10 if [ ! $1 ]; then
  11         if [ $DISPLAY ]; then
  12                 newmhz=$(zenity --scale --text "Set CPU clockspeed" --min-value=$minmhz --max-value=$maxmhz --value=$curmhz --step 1)
  13         else
  14                 newmhz=$(read -p "Please enter the desired clockspeed")
  15         fi
  16 else
  17 newmhz=$1
  18 fi
  19 if [ $newmhz ]; then
  20         if [ $newmhz -gt $safemhz ]; then
  21                 if [ $warn != no ]; then
  22                         if [ $DISPLAY ]; then
  23                                 answer=$(zenity --question --title "Alert" --text "You are trying to set the CPU clock to $newmhz which is above its specification of $safemhz, doing so may burn down your house, sour milk, or just blow up (OK, not that likely)! Proceed?";echo $?)
  24                                 echo $answer
  25                                 if [ $answer = 1 ]; then exit 1; fi
  26                         else
  27                                 answer="n";read -p "You are trying to set the CPU clock to $newmhz which is above its specification of $safemhz, doing so may burn down your house, sour milk, or just blow up (OK, not that likely)! Proceed? [y/n]" -t 10 answer
  28                                 echo $answer
  29                                 if [ $answer = n ]; then exit 1; fi
  30                         fi
  31                 fi
  32         fi
  33
  34         if [ $newmhz -le $minmhz ]; then newmhz=$minmhz; fi
  35         if [ $newmhz -ge $maxmhz ]; then newmhz=$maxmhz; fi
  36         echo $newmhz > $device
  37         echo cpu_mhz_max set to $(cat /proc/pandora/cpu_mhz_max)
  38 fi