Current CpuGetTimerValue() implementation return hard code TimerPeriod value. We could calculate the actual TimerPeriod value over period of time (100us) at the first time invoking CpuGetTimerValue() and save the TimerPeriod value into one global variable to avoid delay at the next CpuGetTimerValue() invoking. https://bugzilla.tianocore.org/show_bug.cgi?id=382 Cc: Feng Tian <feng.tian@intel.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jeff Fan <jeff.fan@intel.com> Reviewed-by: Feng Tian <feng.tian@Intel.com>
85 lines
2.1 KiB
INI
85 lines
2.1 KiB
INI
## @file
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# CPU driver installs CPU Architecture Protocol and CPU MP protocol.
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#
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# Copyright (c) 2008 - 2017, Intel Corporation. All rights reserved.<BR>
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# This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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##
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[Defines]
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INF_VERSION = 0x00010005
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BASE_NAME = CpuDxe
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MODULE_UNI_FILE = CpuDxe.uni
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FILE_GUID = 1A1E4886-9517-440e-9FDE-3BE44CEE2136
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MODULE_TYPE = DXE_DRIVER
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VERSION_STRING = 1.0
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ENTRY_POINT = InitializeCpu
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[Packages]
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MdePkg/MdePkg.dec
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MdeModulePkg/MdeModulePkg.dec
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UefiCpuPkg/UefiCpuPkg.dec
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[LibraryClasses]
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BaseLib
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BaseMemoryLib
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CpuLib
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DebugLib
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DxeServicesTableLib
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MemoryAllocationLib
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MtrrLib
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UefiBootServicesTableLib
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UefiDriverEntryPoint
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LocalApicLib
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UefiCpuLib
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UefiLib
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CpuExceptionHandlerLib
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HobLib
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ReportStatusCodeLib
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MpInitLib
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TimerLib
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[Sources]
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CpuDxe.c
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CpuDxe.h
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CpuGdt.c
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CpuGdt.h
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CpuMp.c
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CpuMp.h
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CpuPageTable.h
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CpuPageTable.c
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[Sources.IA32]
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Ia32/CpuAsm.asm
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Ia32/CpuAsm.nasm
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Ia32/CpuAsm.S
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[Sources.X64]
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X64/CpuAsm.asm
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X64/CpuAsm.nasm
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X64/CpuAsm.S
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[Protocols]
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gEfiCpuArchProtocolGuid ## PRODUCES
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gEfiMpServiceProtocolGuid ## PRODUCES
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[Guids]
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gIdleLoopEventGuid ## CONSUMES ## Event
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gEfiVectorHandoffTableGuid ## SOMETIMES_CONSUMES ## SystemTable
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[Ppis]
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gEfiSecPlatformInformation2PpiGuid ## UNDEFINED # HOB
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gEfiSecPlatformInformationPpiGuid ## UNDEFINED # HOB
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[Depex]
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TRUE
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[UserExtensions.TianoCore."ExtraFiles"]
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CpuDxeExtra.uni
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