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34 lines
1.3 KiB
C
34 lines
1.3 KiB
C
#ifndef CPU_MONITORING_H
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#define CPU_MONITORING_H
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/*
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This header defines functions and structures for controlling the measurement of CPU frequency
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in order to detect thermal throttling. For details see the associated source file.
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*/
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struct CPUFrequencyResults
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{
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double m_timeStamp; // Time (from Plat_FloatTime) when the measurements were made.
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float m_GHz;
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float m_percentage;
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float m_lowestPercentage;
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};
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// Call this to get results.
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// When CPU monitoring is 'disabled' it may still be running at a low frequency,
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// for OGS purposes or for proactively warning users of problems. If fGetDisabledResults
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// is true then results will be returned when disabled (if available).
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PLATFORM_INTERFACE CPUFrequencyResults GetCPUFrequencyResults( bool fGetDisabledResults = false );
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// Call this to set the monitoring frequency. Intervals of 2-5 seconds (2,000 to 5,000 ms)
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// are recommended. An interval of zero will disable CPU monitoring. Short delays (below
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// about 300 ms) will be rounded up.
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PLATFORM_INTERFACE void SetCPUMonitoringInterval( unsigned nDelayMilliseconds );
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// Warn with increasing strident colors when CPU percentages go below these levels.
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// They are const int instead of float because const float in C++ is stupid.
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const int kCPUMonitoringWarning1 = 80;
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const int kCPUMonitoringWarning2 = 50;
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#endif
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