device=/proc/pandora/cpu_mhz_max
curmhz="$(cat $device)"
newmhz="$(cat $device)"
-kernel_major=`uname -r | cut -c 1`
+
+if [ "$curmhz" -gt "$maxmhz" ]; then
+ curmhz=$maxmhz
+fi
+
+if [ "$1" = "-n" ]; then
+ shift
+ warn=no
+fi
if [ ! -e $device ]; then
if [ -z "$1" -a -n "$DISPLAY" ]; then
if [ $DISPLAY ]; then
newmhz=$(zenity --scale --text "Set CPU clockspeed" --min-value=$minmhz --max-value=$maxmhz --value=$curmhz --step 1)
else
- newmhz=$(read -p "Please enter the desired clockspeed")
+ read -p "Please enter the desired clockspeed: " newmhz
fi
else
newmhz=$1
fi
+if ! [ 0 -lt "$newmhz" -a "$newmhz" -lt 10000 ]; then
+ echo "invalid argument: $newmhz"
+ exit 1
+fi
+
if [ $newmhz ]; then
if [ $newmhz -gt $safemhz ]; then
if [ $warn != no ]; then
if [ $newmhz -le $minmhz ]; then newmhz=$minmhz; fi
if [ $newmhz -ge $maxmhz ]; then newmhz=$maxmhz; fi
echo $newmhz > $device
- echo cpu_mhz_max set to $(cat $device)
+ echo "cpu_mhz_max set to $(cat $device)"
if [ -e /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor ]; then
# must poke cpufreq so it does the actual clock transition
# according to new limits
gov=$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor)
echo $gov > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
+ if [ "$gov" = "userspace" ]; then
+ echo $[ $newmhz * 1000 ] > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed
+ fi
+ echo "current CPU clock is $(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq)"
fi
fi