added fancontrol script for odroid hc4
This commit is contained in:
parent
897c773468
commit
bc7a8067c9
|
@ -0,0 +1,36 @@
|
|||
#!/bin/bash
|
||||
|
||||
THRESHOLD=42000
|
||||
INTERVAL=30
|
||||
FAN="/sys/class/hwmon/hwmon2/pwm1"
|
||||
|
||||
# set fan mode to manual
|
||||
echo "disabled" | tee /sys/class/thermal/thermal_zone{0,1}/mode > /dev/null
|
||||
|
||||
# set fan speed to max if either cpu or ram is above $THRESHOLD
|
||||
while true; do
|
||||
TOOHOT=0
|
||||
FANSPEED=$(cat $FAN)
|
||||
TEMP=($(cat /sys/devices/virtual/thermal/thermal_zone{0,1}/temp))
|
||||
for i in ${TEMP[@]}; do
|
||||
if [ $i -gt $THRESHOLD ]; then
|
||||
TOOHOT=255
|
||||
fi
|
||||
done
|
||||
if [ $TOOHOT -eq 0 ]; then
|
||||
if [ $FANSPEED -ne $TOOHOT ]; then
|
||||
echo 170 > $FAN; sleep 2
|
||||
echo 120 > $FAN; sleep 2
|
||||
echo $TOOHOT > $FAN
|
||||
fi
|
||||
else
|
||||
if [ $FANSPEED -ne $TOOHOT ]; then
|
||||
echo 120 > $FAN; sleep 2
|
||||
echo 170 > $FAN; sleep 2
|
||||
echo $TOOHOT > $FAN
|
||||
fi
|
||||
fi
|
||||
# debug output
|
||||
#echo "temp=${TEMP[@]},speed=$FANSPEED, toohot=$TOOHOT"
|
||||
sleep $INTERVAL
|
||||
done
|
Loading…
Reference in New Issue