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domenico
2025-06-24 13:14:22 +02:00
commit 4002f145fc
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target/linux/mvebu/cortexa9/base-files/sbin/fan_ctrl.sh Executable file
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#!/bin/sh
CPU_TEMP=$(cut -c1-2 /sys/class/hwmon/hwmon2/temp1_input)
DDR_TEMP=$(cut -c1-2 /sys/class/hwmon/hwmon1/temp1_input)
WIFI_TEMP=$(cut -c1-2 /sys/class/hwmon/hwmon1/temp2_input)
CPU_LOW=85
CPU_HIGH=95
DDR_LOW=65
DDR_HIGH=75
WIFI_LOW=100
WIFI_HIGH=115
if [ -d /sys/devices/pwm_fan ];then
FAN_CTRL=/sys/devices/pwm_fan/hwmon/hwmon0/pwm1
elif [ -d /sys/devices/platform/pwm_fan ];then
FAN_CTRL=/sys/devices/platform/pwm_fan/hwmon/hwmon0/pwm1
else
exit 0
fi
if [ "$CPU_TEMP" -ge "$CPU_HIGH" -o "$DDR_TEMP" -ge "$DDR_HIGH" -o "$WIFI_TEMP" -ge "$WIFI_HIGH" ];then
echo "255" > $FAN_CTRL
elif [ "$CPU_TEMP" -ge "$CPU_LOW" -o "$DDR_TEMP" -ge "$DDR_LOW" -o "$WIFI_TEMP" -ge "$WIFI_LOW" ];then
echo "100" > $FAN_CTRL
else
echo "0" > $FAN_CTRL
fi