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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef TOOLS_POWERCOUNTERS_H_
#define TOOLS_POWERCOUNTERS_H_
#include "PlatformMacros.h"
#include "mozilla/ProfilerCounts.h"
#include "mozilla/UniquePtr.h"
#include "mozilla/Vector.h"
#if defined(_MSC_VER)
class PowerMeterDevice;
#endif
#if defined(GP_PLAT_arm64_darwin)
class ProcessPower;
#endif
#if defined(GP_PLAT_amd64_darwin)
class RAPL;
#endif
#if defined(GP_PLAT_arm64_android)
/*
* These declarations come from:
* https://cs.android.com/android/platform/superproject/main/+/main:external/perfetto/src/android_internal/power_stats.h;l=34-52;drc=1777bdef274bcfbccd4e6f8b6d00a1bac48a8645
*/
struct RailDescriptor {
// Index corresponding to the rail
uint32_t index;
// Name of the rail
char rail_name[64];
// Name of the subsystem to which this rail belongs
char subsys_name[64];
// Hardware sampling rate
uint32_t sampling_rate;
};
struct RailEnergyData {
// Index corresponding to RailDescriptor.index
uint32_t index;
// Time since device boot(CLOCK_BOOTTIME) in milli-seconds
uint64_t timestamp;
// Accumulated energy since device boot in microwatt-seconds (uWs)
uint64_t energy;
};
bool GetRailEnergyData(RailEnergyData*, size_t* size_of_arr);
#endif
class PowerCounters {
public:
#if defined(_MSC_VER) || defined(GP_OS_darwin) || \
defined(GP_PLAT_amd64_linux) || defined(GP_PLAT_arm64_android)
explicit PowerCounters();
#else
explicit PowerCounters(){};
#endif
#if defined(_MSC_VER) || defined(GP_PLAT_amd64_darwin) || \
defined(GP_PLAT_arm64_android)
~PowerCounters();
#else
~PowerCounters() = default;
#endif
#if defined(_MSC_VER) || defined(GP_PLAT_amd64_darwin) || \
defined(GP_PLAT_arm64_android)
void Sample();
#else
void Sample(){};
#endif
using CountVector = mozilla::Vector<mozilla::UniquePtr<BaseProfilerCount>, 4>;
const CountVector& GetCounters() { return mCounters; }
private:
CountVector mCounters;
#if defined(_MSC_VER)
mozilla::Vector<mozilla::UniquePtr<PowerMeterDevice>> mPowerMeterDevices;
#endif
#if defined(GP_PLAT_amd64_darwin)
mozilla::UniquePtr<RAPL> mRapl;
#endif
#if defined(GP_PLAT_arm64_android)
void* mLibperfettoModule = nullptr;
decltype(&GetRailEnergyData) mGetRailEnergyData = nullptr;
mozilla::Vector<RailDescriptor> mRailDescriptors;
mozilla::Vector<RailEnergyData> mRailEnergyData;
#endif
};
#endif /* ndef TOOLS_POWERCOUNTERS_H_ */
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