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

   1 #!/bin/bash
   2 #get value range
   3 minmhz=14
   4 safemhz=600
   5 maxmhz=900
   6 curmhz="$(cat /proc/pandora/cpu_mhz_max)"
   7 newmhz="$(cat /proc/pandora/cpu_mhz_max)"
   8 device=/proc/pandora/cpu_mhz_max
   9 if [ ! $1 ]; then
  10         if [ $DISPLAY ]; then
  11                 newmhz=$(zenity --scale --text "Set CPU clockspeed" --min-value=$minmhz --max-value=$maxmhz --value=$curmhz --step 1)
  12         else
  13                 newmhz=$(read -p "Please enter the desired clockspeed")
  14         fi
  15 else
  16 newmhz=$1
  17 fi
  18 if [ $newmhz ]; then
  19         if [ $newmhz -gt $safemhz ]; then
  20                 if [ $DISPLAY ]; then
  21                         answer=$(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 $?)
  22                         echo $answer
  23                         if [ $answer = 1 ]; then exit 1; fi
  24                 else
  25                         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
  26                         echo $answer
  27                         if [ $answer = n ]; then exit 1; fi
  28                 fi
  29         fi
  30
  31         if [ $newmhz -le $minmhz ]; then newmhz=$minmhz; fi
  32         if [ $newmhz -ge $maxmhz ]; then newmhz=$maxmhz; fi
  33         echo $newmhz > $device
  34         echo cpu_mhz_max set to $(cat /proc/pandora/cpu_mhz_max)
  35 fi