1 files changed, 120 insertions, 0 deletions

diff --git a/xbmc/utils/CPUInfo.h b/xbmc/utils/CPUInfo.h
new file mode 100644
index 0000000..473402d
--- /dev/null
+++ b/xbmc/utils/CPUInfo.h
@@ -0,0 +1,120 @@
+/*
+ *  Copyright (C) 2005-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+#include "threads/SystemClock.h"
+#include "utils/Temperature.h"
+
+#include <memory>
+#include <string>
+#include <vector>
+
+enum CpuFeature
+{
+  CPU_FEATURE_MMX = 1 << 0,
+  CPU_FEATURE_MMX2 = 1 << 1,
+  CPU_FEATURE_SSE = 1 << 2,
+  CPU_FEATURE_SSE2 = 1 << 3,
+  CPU_FEATURE_SSE3 = 1 << 4,
+  CPU_FEATURE_SSSE3 = 1 << 5,
+  CPU_FEATURE_SSE4 = 1 << 6,
+  CPU_FEATURE_SSE42 = 1 << 7,
+  CPU_FEATURE_3DNOW = 1 << 8,
+  CPU_FEATURE_3DNOWEXT = 1 << 9,
+  CPU_FEATURE_ALTIVEC = 1 << 10,
+  CPU_FEATURE_NEON = 1 << 11,
+};
+
+struct CoreInfo
+{
+  int m_id = 0;
+  double m_usagePercent = 0.0;
+  std::size_t m_activeTime = 0;
+  std::size_t m_idleTime = 0;
+  std::size_t m_totalTime = 0;
+};
+
+class CCPUInfo
+{
+public:
+  // Defines to help with calls to CPUID
+  const unsigned int CPUID_INFOTYPE_MANUFACTURER = 0x00000000;
+  const unsigned int CPUID_INFOTYPE_STANDARD = 0x00000001;
+  const unsigned int CPUID_INFOTYPE_EXTENDED_IMPLEMENTED = 0x80000000;
+  const unsigned int CPUID_INFOTYPE_EXTENDED = 0x80000001;
+  const unsigned int CPUID_INFOTYPE_PROCESSOR_1 = 0x80000002;
+  const unsigned int CPUID_INFOTYPE_PROCESSOR_2 = 0x80000003;
+  const unsigned int CPUID_INFOTYPE_PROCESSOR_3 = 0x80000004;
+
+  // Standard Features
+  // Bitmasks for the values returned by a call to cpuid with eax=0x00000001
+  const unsigned int CPUID_00000001_ECX_SSE3 = (1 << 0);
+  const unsigned int CPUID_00000001_ECX_SSSE3 = (1 << 9);
+  const unsigned int CPUID_00000001_ECX_SSE4 = (1 << 19);
+  const unsigned int CPUID_00000001_ECX_SSE42 = (1 << 20);
+
+  const unsigned int CPUID_00000001_EDX_MMX = (1 << 23);
+  const unsigned int CPUID_00000001_EDX_SSE = (1 << 25);
+  const unsigned int CPUID_00000001_EDX_SSE2 = (1 << 26);
+
+  // Extended Features
+  // Bitmasks for the values returned by a call to cpuid with eax=0x80000001
+  const unsigned int CPUID_80000001_EDX_MMX2 = (1 << 22);
+  const unsigned int CPUID_80000001_EDX_MMX = (1 << 23);
+  const unsigned int CPUID_80000001_EDX_3DNOWEXT = (1 << 30);
+  const unsigned int CPUID_80000001_EDX_3DNOW = (1 << 31);
+
+  // In milliseconds
+  const int MINIMUM_TIME_BETWEEN_READS{500};
+
+  static std::shared_ptr<CCPUInfo> GetCPUInfo();
+
+  virtual bool SupportsCPUUsage() const { return true; }
+
+  virtual int GetUsedPercentage() = 0;
+  virtual float GetCPUFrequency() = 0;
+  virtual bool GetTemperature(CTemperature& temperature) = 0;
+
+  bool HasCoreId(int coreId) const;
+  const CoreInfo GetCoreInfo(int coreId);
+  std::string GetCoresUsageString() const;
+
+  unsigned int GetCPUFeatures() const { return m_cpuFeatures; }
+  int GetCPUCount() const { return m_cpuCount; }
+  std::string GetCPUModel() { return m_cpuModel; }
+  std::string GetCPUBogoMips() { return m_cpuBogoMips; }
+  std::string GetCPUSoC() { return m_cpuSoC; }
+  std::string GetCPUHardware() { return m_cpuHardware; }
+  std::string GetCPURevision() { return m_cpuRevision; }
+  std::string GetCPUSerial() { return m_cpuSerial; }
+
+protected:
+  CCPUInfo() = default;
+  virtual ~CCPUInfo() = default;
+
+  int m_lastUsedPercentage;
+  XbmcThreads::EndTime m_nextUsedReadTime;
+  std::string m_cpuVendor;
+  std::string m_cpuModel;
+  std::string m_cpuBogoMips;
+  std::string m_cpuSoC;
+  std::string m_cpuHardware;
+  std::string m_cpuRevision;
+  std::string m_cpuSerial;
+
+  double m_usagePercent{0.0};
+  std::size_t m_activeTime{0};
+  std::size_t m_idleTime{0};
+  std::size_t m_totalTime{0};
+
+  int m_cpuCount;
+  unsigned int m_cpuFeatures;
+
+  std::vector<CoreInfo> m_cores;
+};