29 lines
1.6 KiB
Python
29 lines
1.6 KiB
Python
import os
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import subprocess
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import time
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# available frequency steps: 2.53 GHz, 2.39 GHz, 2.26 GHz, 2.13 GHz, 2.00 GHz, 1.86 GHz, 1.73 GHz, 1.60 GHz, 1.46 GHz, 931 MHz
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actual_values=["2.53GHz", "2.40GHz", "2.27GHz", "2.13GHz", "2.00GHz", "1.87GHz", "1.73GHz", "1.60GHz", "1.47GHz", "931MHz"]
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steps=["2.53GHz", "2,39GHz", "2.26GHz", "2.13GHz", "2.00GHz", "1.86GHz", "1.73GHz", "1.60GHz", "1.46GHz", "931MHz"]
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curstep=0
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# the command to change max frequency is cpupower frequency-set -u states.get(key)
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# the command to get current freq is sudo cpupower frequency-info -wm | awk '{print $4}' | grep "\S"
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while True:
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# step down as long as temp is above 82ºC
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if int(subprocess.getoutput('cat /sys/class/thermal/thermal_zone0/temp'))>=82000 and subprocess.getoutput('sudo cpupower frequency-info -wm | awk \'{print $4 $5}\' | grep "\S"')!=steps[9]:
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curstep=curstep+1
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print("changing frequency to %s" % steps[curstep])
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os.system('sudo cpupower frequency-set -u %s' % actual_values[curstep])
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#subprocess.run('sudo cpupower frequency-set -u %s' % actual_values[curstep])
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time.sleep(1)
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# step up as long as temp is below 70ºC
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if int(subprocess.getoutput('cat /sys/class/thermal/thermal_zone0/temp'))<=70000 and subprocess.getoutput('sudo cpupower frequency-info -wm | awk \'{print $4 $5}\' | grep "\S"')!=steps[0]:
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curstep=curstep-1
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print("changing frequency to %s" % steps[curstep])
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os.system('sudo cpupower frequency-set -u %s' % actual_values[curstep])
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#subprocess.run('sudo cpupower frequency-set -u %s' % actual_values[curstep])
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time.sleep(1)
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# wait a second before completing loop
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time.sleep(1)
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