81c52edf2b
This replaces deprecated backticks by more versatile $(...) syntax. Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de> [decapitalized patch subject at submitter's request] Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
29 lines
753 B
Bash
Executable File
29 lines
753 B
Bash
Executable File
#!/bin/sh
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CPU_TEMP=$(cut -c1-2 /sys/class/hwmon/hwmon2/temp1_input)
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DDR_TEMP=$(cut -c1-2 /sys/class/hwmon/hwmon1/temp1_input)
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WIFI_TEMP=$(cut -c1-2 /sys/class/hwmon/hwmon1/temp2_input)
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CPU_LOW=85
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CPU_HIGH=95
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DDR_LOW=65
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DDR_HIGH=75
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WIFI_LOW=100
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WIFI_HIGH=115
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if [ -d /sys/devices/pwm_fan ];then
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FAN_CTRL=/sys/devices/pwm_fan/hwmon/hwmon0/pwm1
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elif [ -d /sys/devices/platform/pwm_fan ];then
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FAN_CTRL=/sys/devices/platform/pwm_fan/hwmon/hwmon0/pwm1
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else
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exit 0
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fi
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if [ "$CPU_TEMP" -ge "$CPU_HIGH" -o "$DDR_TEMP" -ge "$DDR_HIGH" -o "$WIFI_TEMP" -ge "$WIFI_HIGH" ];then
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echo "255" > $FAN_CTRL
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elif [ "$CPU_TEMP" -ge "$CPU_LOW" -o "$DDR_TEMP" -ge "$DDR_LOW" -o "$WIFI_TEMP" -ge "$WIFI_LOW" ];then
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echo "100" > $FAN_CTRL
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else
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echo "0" > $FAN_CTRL
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fi
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