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@XECDesign @asb @xtaran
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#!/bin/sh
### BEGIN INIT INFO
# Provides: raspi-config
# Required-Start: udev mountkernfs $remote_fs
# Required-Stop:
# Default-Start: S 2 3 4 5
# Default-Stop:
# Short-Description: Switch to ondemand cpu governor (unless shift key is pressed)
# Description:
### END INIT INFO
. /lib/lsb/init-functions
case "$1" in
start)
log_daemon_msg "Checking if shift key is held down"
if [ -x /usr/sbin/thd ] && timeout 1 thd --dump /dev/input/event* | grep -q "LEFTSHIFT\|RIGHTSHIFT"; then
printf " Yes. Not enabling ondemand scaling governor"
log_end_msg 0
else
printf " No. Switching to ondemand scaling governor"
SYS_CPUFREQ_GOVERNOR=/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
if [ -e $SYS_CPUFREQ_GOVERNOR ]; then
echo "ondemand" > $SYS_CPUFREQ_GOVERNOR
echo 50 > /sys/devices/system/cpu/cpufreq/ondemand/up_threshold
echo 100000 > /sys/devices/system/cpu/cpufreq/ondemand/sampling_rate
echo 50 > /sys/devices/system/cpu/cpufreq/ondemand/sampling_down_factor
fi
log_end_msg 0
fi
;;
stop)
;;
restart)
;;
force-reload)
;;
*)
echo "Usage: $0 start" >&2
exit 3
;;
esac
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