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Diffstat (limited to 'indra/llcommon/llprocessor.h')
| -rw-r--r-- | indra/llcommon/llprocessor.h | 205 |
1 files changed, 176 insertions, 29 deletions
diff --git a/indra/llcommon/llprocessor.h b/indra/llcommon/llprocessor.h index 6364d3c8bb..746d007a7f 100644 --- a/indra/llcommon/llprocessor.h +++ b/indra/llcommon/llprocessor.h @@ -2,48 +2,195 @@ * @file llprocessor.h * @brief Code to figure out the processor. Originally by Benjamin Jurke. * - * $LicenseInfo:firstyear=2002&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. + * $LicenseInfo:firstyear=2002&license=viewergpl$ + * + * Copyright (c) 2002-2009, Linden Research, Inc. * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at + * http://secondlifegrid.net/programs/open_source/licensing/flossexception * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ +// Author: Benjamin Jurke +// File history: 27.02.2002 File created. +/////////////////////////////////////////// + #ifndef LLPROCESSOR_H #define LLPROCESSOR_H -class LLProcessorInfoImpl; -class LL_COMMON_API LLProcessorInfo +// Options: +/////////// +#if LL_WINDOWS +#define PROCESSOR_FREQUENCY_MEASURE_AVAILABLE +#endif + +#if LL_MSVC && _M_X64 +# define LL_X86_64 1 +# define LL_X86 1 +#elif LL_MSVC && _M_IX86 +# define LL_X86 1 +#elif LL_GNUC && ( defined(__amd64__) || defined(__x86_64__) ) +# define LL_X86_64 1 +# define LL_X86 1 +#elif LL_GNUC && ( defined(__i386__) ) +# define LL_X86 1 +#elif LL_GNUC && ( defined(__powerpc__) || defined(__ppc__) ) +# define LL_PPC 1 +#endif + + +struct ProcessorExtensions { + bool FPU_FloatingPointUnit; + bool VME_Virtual8086ModeEnhancements; + bool DE_DebuggingExtensions; + bool PSE_PageSizeExtensions; + bool TSC_TimeStampCounter; + bool MSR_ModelSpecificRegisters; + bool PAE_PhysicalAddressExtension; + bool MCE_MachineCheckException; + bool CX8_COMPXCHG8B_Instruction; + bool APIC_AdvancedProgrammableInterruptController; + unsigned int APIC_ID; + bool SEP_FastSystemCall; + bool MTRR_MemoryTypeRangeRegisters; + bool PGE_PTE_GlobalFlag; + bool MCA_MachineCheckArchitecture; + bool CMOV_ConditionalMoveAndCompareInstructions; + bool FGPAT_PageAttributeTable; + bool PSE36_36bitPageSizeExtension; + bool PN_ProcessorSerialNumber; + bool CLFSH_CFLUSH_Instruction; + unsigned int CLFLUSH_InstructionCacheLineSize; + bool DS_DebugStore; + bool ACPI_ThermalMonitorAndClockControl; + bool EMMX_MultimediaExtensions; + bool MMX_MultimediaExtensions; + bool FXSR_FastStreamingSIMD_ExtensionsSaveRestore; + bool SSE_StreamingSIMD_Extensions; + bool SSE2_StreamingSIMD2_Extensions; + bool Altivec_Extensions; + bool SS_SelfSnoop; + bool HT_HyperThreading; + unsigned int HT_HyterThreadingSiblings; + bool TM_ThermalMonitor; + bool IA64_Intel64BitArchitecture; + bool _3DNOW_InstructionExtensions; + bool _E3DNOW_InstructionExtensions; + bool AA64_AMD64BitArchitecture; +}; + +struct ProcessorCache +{ + bool bPresent; + char strSize[32]; /* Flawfinder: ignore */ + unsigned int uiAssociativeWays; + unsigned int uiLineSize; + bool bSectored; + char strCache[128]; /* Flawfinder: ignore */ +}; + +struct ProcessorL1Cache +{ + ProcessorCache Instruction; + ProcessorCache Data; +}; + +struct ProcessorTLB +{ + bool bPresent; + char strPageSize[32]; /* Flawfinder: ignore */ + unsigned int uiAssociativeWays; + unsigned int uiEntries; + char strTLB[128]; /* Flawfinder: ignore */ +}; + +struct ProcessorInfo +{ + char strVendor[16]; /* Flawfinder: ignore */ + unsigned int uiFamily; + unsigned int uiExtendedFamily; + char strFamily[64]; /* Flawfinder: ignore */ + unsigned int uiModel; + unsigned int uiExtendedModel; + char strModel[128]; /* Flawfinder: ignore */ + unsigned int uiStepping; + unsigned int uiType; + char strType[64]; /* Flawfinder: ignore */ + unsigned int uiBrandID; + char strBrandID[64]; /* Flawfinder: ignore */ + char strProcessorSerial[64]; /* Flawfinder: ignore */ + unsigned long MaxSupportedLevel; + unsigned long MaxSupportedExtendedLevel; + ProcessorExtensions _Ext; + ProcessorL1Cache _L1; + ProcessorCache _L2; + ProcessorCache _L3; + ProcessorCache _Trace; + ProcessorTLB _Instruction; + ProcessorTLB _Data; +}; + + +// CProcessor +// ========== +// Class for detecting the processor name, type and available +// extensions as long as it's speed. +///////////////////////////////////////////////////////////// +class CProcessor +{ +// Constructor / Destructor: +//////////////////////////// +public: + CProcessor(); + +// Private vars: +//////////////// public: - LLProcessorInfo(); - ~LLProcessorInfo(); - - F64 getCPUFrequency() const; - bool hasSSE() const; - bool hasSSE2() const; - bool hasAltivec() const; - std::string getCPUFamilyName() const; - std::string getCPUBrandName() const; - std::string getCPUFeatureDescription() const; + F64 uqwFrequency; + char strCPUName[128]; /* Flawfinder: ignore */ + ProcessorInfo CPUInfo; + +// Private functions: +///////////////////// private: - LLProcessorInfoImpl* mImpl; + bool AnalyzeIntelProcessor(); + bool AnalyzeAMDProcessor(); + bool AnalyzeUnknownProcessor(); + bool CheckCPUIDPresence(); + void DecodeProcessorConfiguration(unsigned int cfg); + void TranslateProcessorConfiguration(); + void GetStandardProcessorConfiguration(); + void GetStandardProcessorExtensions(); + +// Public functions: +//////////////////// +public: + F64 GetCPUFrequency(unsigned int uiMeasureMSecs); + const ProcessorInfo *GetCPUInfo(); + bool CPUInfoToText(char *strBuffer, unsigned int uiMaxLen); + bool WriteInfoTextFile(const std::string& strFilename); }; -#endif // LLPROCESSOR_H + +#endif |