mirror of
https://github.com/intel/compute-runtime.git
synced 2025-12-28 08:37:12 +08:00
82eacc88bf
- Use inline constexpr for declaring global variables - Avoid using Macros - Use string_view type instead of std::string Signed-off-by: Jitendra Sharma <jitendra.sharma@intel.com>
101 lines
3.7 KiB
C++
101 lines
3.7 KiB
C++
/*
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* Copyright (C) 2023-2024 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#pragma once
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#include <level_zero/zes_api.h>
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#include <chrono>
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#include <map>
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#include <string_view>
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namespace L0 {
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namespace Sysman {
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inline constexpr std::string_view vendorIntel("Intel(R) Corporation");
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inline constexpr std::string_view unknown("unknown");
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inline constexpr std::string_view intelPciId("0x8086");
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inline constexpr std::string_view guid64BitMemoryCounters("0xb15a0ede");
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inline constexpr uint32_t mbpsToBytesPerSecond = 125000;
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inline constexpr double milliVoltsFactor = 1000.0;
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inline constexpr uint32_t maxRasErrorCategoryCount = 7;
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inline constexpr uint32_t maxRasErrorCategoryExpCount = 10;
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inline constexpr double maxPerformanceFactor = 100;
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inline constexpr double halfOfMaxPerformanceFactor = 50;
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inline constexpr double minPerformanceFactor = 0;
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inline constexpr uint32_t numSocTemperatureEntries = 7; // entries would be PCH or GT_TEMP, DRAM, SA, PSF, DE, PCIE, TYPEC
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inline constexpr uint32_t numCoreTemperatureEntries = 4; // entries would be CORE0, CORE1, CORE2, CORE3
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inline constexpr uint32_t numComputeTemperatureEntries = 3; // entries would be IA, GT and LLC
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inline constexpr uint32_t invalidMaxTemperature = 125;
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inline constexpr uint32_t invalidMinTemperature = 10;
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inline constexpr uint32_t vendorIdIntel = 0x8086;
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struct SteadyClock {
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typedef std::chrono::duration<uint64_t, std::milli> duration;
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typedef duration::rep rep;
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typedef duration::period period;
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typedef std::chrono::time_point<SteadyClock> time_point;
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static time_point now() noexcept {
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static auto epoch = std::chrono::steady_clock::now();
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return time_point(std::chrono::duration_cast<duration>(std::chrono::steady_clock::now() - epoch));
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}
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};
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namespace PciLinkSpeeds {
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inline constexpr double pci2Dot5GigaTransfersPerSecond = 2.5;
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inline constexpr double pci5GigaTransfersPerSecond = 5.0;
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inline constexpr double pci8GigaTransfersPerSecond = 8.0;
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inline constexpr double pci16GigaTransfersPerSecond = 16.0;
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inline constexpr double pci32GigaTransfersPerSecond = 32.0;
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} // namespace PciLinkSpeeds
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enum PciGenerations {
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PciGen1 = 1,
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PciGen2,
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PciGen3,
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PciGen4,
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PciGen5,
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};
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inline constexpr uint8_t maxPciBars = 6;
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// Linux kernel would report 255 link width, as an indication of unknown.
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inline constexpr uint32_t unknownPcieLinkWidth = 255u;
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inline constexpr uint32_t microSecondsToNanoSeconds = 1000u;
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inline constexpr uint64_t convertJouleToMicroJoule = 1000000u;
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inline constexpr uint64_t minTimeoutModeHeartbeat = 5000u;
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inline constexpr uint64_t minTimeoutInMicroSeconds = 1000u;
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inline constexpr uint16_t milliSecsToMicroSecs = 1000;
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inline constexpr uint32_t milliFactor = 1000u;
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inline constexpr uint32_t microFactor = milliFactor * milliFactor;
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inline constexpr uint64_t gigaUnitTransferToUnitTransfer = 1000 * 1000 * 1000;
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inline constexpr uint64_t megaBytesToBytes = 1000 * 1000;
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inline constexpr int32_t memoryBusWidth = 128; // bus width in bytes
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inline constexpr int32_t numMemoryChannels = 8;
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inline constexpr uint32_t unknownMemoryType = UINT32_MAX;
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inline constexpr uint32_t bits(uint32_t x, uint32_t at, uint32_t width) {
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return (((x) >> (at)) & ((1 << (width)) - 1));
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}
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inline constexpr uint64_t packInto64Bit(uint32_t msb, uint32_t lsb) {
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return ((static_cast<uint64_t>(msb) << 32) | static_cast<uint64_t>(lsb));
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}
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const std::map<std::string_view, zes_engine_type_flag_t> sysfsEngineMapToLevel0EngineType = {
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{"rcs", ZES_ENGINE_TYPE_FLAG_RENDER},
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{"ccs", ZES_ENGINE_TYPE_FLAG_COMPUTE},
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{"bcs", ZES_ENGINE_TYPE_FLAG_DMA},
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{"vcs", ZES_ENGINE_TYPE_FLAG_MEDIA},
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{"vecs", ZES_ENGINE_TYPE_FLAG_OTHER}};
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} // namespace Sysman
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} // namespace L0
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