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43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
// Copyright (c) 2017-2022, Mudita Sp. z.o.o. All rights reserved.
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// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md
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#pragma once
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#include "SystemManager/PowerManager.hpp"
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#include "SystemManager/CpuPrinter.hpp"
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#include <cstdint>
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#include "prof.h"
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namespace sys
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{
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class CpuStatistics
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{
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public:
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CpuStatistics();
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~CpuStatistics();
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/// stores system usage, should be called before any CPU frequency change
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/// this way we know what services were in use and for how long before it happened
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void StoreSysUsage();
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[[nodiscard]] uint32_t GetPercentageCpuLoad();
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void TrackChange(const cpu::UpdateResult &ret);
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private:
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void UpdatePercentageCpuLoad();
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/// used to print stored data in CpuStatistics on change
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std::unique_ptr<cpu::stats::Printer> printer;
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uint32_t lastIdleTickCount{0};
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uint32_t lastTotalTickCount{0};
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uint32_t cpuLoad{0};
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#if PROF_ON
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size_t data_size{0};
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struct task_prof_data *data = nullptr;
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#endif
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};
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} // namespace sys
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