#include <PiDxe.h>
#include <Library/BaseLib.h>
#include <Library/PcdLib.h>
#include <Library/DebugLib.h>
#include <Library/RegisterCpuFeaturesLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/LocalApicLib.h>
#include <Register/Intel/Cpuid.h>
#include <Register/Intel/Msr.h>

Functions
VOID *EFIAPI	AesniGetConfigData (IN UINTN NumberOfProcessors)

BOOLEAN EFIAPI	AesniSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	AesniInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

VOID *EFIAPI	ClockModulationGetConfigData (IN UINTN NumberOfProcessors)

BOOLEAN EFIAPI	ClockModulationSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	ClockModulationInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	EistSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	EistInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	ExecuteDisableSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	ExecuteDisableInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

RETURN_STATUS EFIAPI	FastStringsInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	MonitorMwaitSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	MonitorMwaitInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	VmxSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	VmxInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	LockFeatureControlRegisterSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	LockFeatureControlRegisterInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	SmxSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	SmxInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	LimitCpuidMaxvalSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	LimitCpuidMaxvalInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	MceSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	MceInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	McaSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	McaInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	McgCtlSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	McgCtlInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	PendingBreakSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	PendingBreakInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	C1eSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	C1eInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

VOID *EFIAPI	X2ApicGetConfigData (IN UINTN NumberOfProcessors)

BOOLEAN EFIAPI	X2ApicSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	X2ApicInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

VOID *EFIAPI	PpinGetConfigData (IN UINTN NumberOfProcessors)

BOOLEAN EFIAPI	PpinSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	PpinInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

BOOLEAN EFIAPI	LmceSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	LmceInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

VOID *EFIAPI	ProcTraceGetConfigData (IN UINTN NumberOfProcessors)

BOOLEAN EFIAPI	ProcTraceSupport (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL)

RETURN_STATUS EFIAPI	ProcTraceInitialize (IN UINTN ProcessorNumber, IN REGISTER_CPU_FEATURE_INFORMATION CpuInfo, IN VOID ConfigData OPTIONAL, IN BOOLEAN State)

Detailed Description

CPU Common features library header file.

Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file CpuCommonFeatures.h.

Function Documentation

◆ AesniGetConfigData()

VOID *EFIAPI AesniGetConfigData ( IN UINTN NumberOfProcessors )

Prepares for the data used by CPU feature detection and initialization.

Parameters

[in] NumberOfProcessors The number of CPUs in the platform.

Returns: Pointer to a buffer of CPU related configuration data.

Note: This service could be called by BSP only.

Definition at line 22 of file Aesni.c.

◆ AesniInitialize()

RETURN_STATUS EFIAPI AesniInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes AESNI feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the AESNI feature must be enabled. If FALSE, then the AESNI feature must be disabled.

Return values

RETURN_SUCCESS AESNI feature is initialized.

Note: This service could be called by BSP only.

Definition at line 88 of file Aesni.c.

◆ AesniSupport()

BOOLEAN EFIAPI AesniSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if AESNI feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	AESNI feature is supported.
FALSE	AESNI feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 51 of file Aesni.c.

◆ C1eInitialize()

RETURN_STATUS EFIAPI C1eInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes C1E feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the C1E feature must be enabled. If FALSE, then the C1E feature must be disabled.

Return values

RETURN_SUCCESS C1E feature is initialized.

Note: This service could be called by BSP only.

Definition at line 57 of file C1e.c.

◆ C1eSupport()

BOOLEAN EFIAPI C1eSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if C1E feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	C1E feature is supported.
FALSE	C1E feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 29 of file C1e.c.

◆ ClockModulationGetConfigData()

VOID *EFIAPI ClockModulationGetConfigData ( IN UINTN NumberOfProcessors )

Prepares for the data used by CPU feature detection and initialization.

Parameters

[in] NumberOfProcessors The number of CPUs in the platform.

Returns: Pointer to a buffer of CPU related configuration data.

Note: This service could be called by BSP only.

Definition at line 27 of file ClockModulation.c.

◆ ClockModulationInitialize()

RETURN_STATUS EFIAPI ClockModulationInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Clock Modulation feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Clock Modulation feature must be enabled. If FALSE, then the Clock Modulation feature must be disabled.

Return values

RETURN_SUCCESS Clock Modulation feature is initialized.

Note: This service could be called by BSP only.

Definition at line 100 of file ClockModulation.c.

◆ ClockModulationSupport()

BOOLEAN EFIAPI ClockModulationSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if Clock Modulation feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	Clock Modulation feature is supported.
FALSE	Clock Modulation feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 56 of file ClockModulation.c.

◆ EistInitialize()

RETURN_STATUS EFIAPI EistInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Enhanced Intel SpeedStep feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Enhanced Intel SpeedStep feature must be enabled. If FALSE, then the Enhanced Intel SpeedStep feature must be disabled.

Return values

RETURN_SUCCESS Enhanced Intel SpeedStep feature is initialized.

Note: This service could be called by BSP only.

Definition at line 59 of file Eist.c.

◆ EistSupport()

BOOLEAN EFIAPI EistSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if Enhanced Intel SpeedStep feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	Enhanced Intel SpeedStep feature is supported.
FALSE	Enhanced Intel SpeedStep feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 29 of file Eist.c.

◆ ExecuteDisableInitialize()

RETURN_STATUS EFIAPI ExecuteDisableInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Execute Disable feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Execute Disable feature must be enabled. If FALSE, then the Execute Disable feature must be disabled.

Return values

RETURN_SUCCESS Execute Disable feature is initialized.

Note: This service could be called by BSP only.

◆ ExecuteDisableSupport()

BOOLEAN EFIAPI ExecuteDisableSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if Execute Disable feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	Execute Disable feature is supported.
FALSE	Execute Disable feature is not supported.

Note: This service could be called by BSP/APs.

◆ FastStringsInitialize()

RETURN_STATUS EFIAPI FastStringsInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Fast-Strings feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Fast-Strings feature must be enabled. If FALSE, then the Fast-Strings feature must be disabled.

Return values

RETURN_SUCCESS Fast-Strings feature is initialized.

Note: This service could be called by BSP only.

Definition at line 30 of file FastStrings.c.

◆ LimitCpuidMaxvalInitialize()

RETURN_STATUS EFIAPI LimitCpuidMaxvalInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes LimitCpuidMaxval feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the LimitCpuidMaxval feature must be enabled. If FALSE, then the LimitCpuidMaxval feature must be disabled.

Return values

RETURN_SUCCESS LimitCpuidMaxval feature is initialized.

Note: This service could be called by BSP only.

Definition at line 60 of file LimitCpuIdMaxval.c.

◆ LimitCpuidMaxvalSupport()

BOOLEAN EFIAPI LimitCpuidMaxvalSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if LimitCpuidMaxval feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	LimitCpuidMaxval feature is supported.
FALSE	LimitCpuidMaxval feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 29 of file LimitCpuIdMaxval.c.

◆ LmceInitialize()

RETURN_STATUS EFIAPI LmceInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Local machine check exception feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Local machine check exception feature must be enabled. If FALSE, then the Local machine check exception feature must be disabled.

Return values

RETURN_SUCCESS Local machine check exception feature is initialized.

Definition at line 316 of file MachineCheck.c.

◆ LmceSupport()

BOOLEAN EFIAPI LmceSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if Local machine check exception feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	Local machine check exception feature is supported.
FALSE	Local machine check exception feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 279 of file MachineCheck.c.

◆ LockFeatureControlRegisterInitialize()

RETURN_STATUS EFIAPI LockFeatureControlRegisterInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Lock Feature Control Register feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Lock Feature Control Register feature must be enabled. If FALSE, then the Lock Feature Control Register feature must be disabled.

Return values

RETURN_SUCCESS Lock Feature Control Register feature is initialized.

Note: This service could be called by BSP only.

Definition at line 136 of file FeatureControl.c.

◆ LockFeatureControlRegisterSupport()

BOOLEAN EFIAPI LockFeatureControlRegisterSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if Lock Feature Control Register feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	Lock Feature Control Register feature is supported.
FALSE	Lock Feature Control Register feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 108 of file FeatureControl.c.

◆ McaInitialize()

RETURN_STATUS EFIAPI McaInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Machine Check Architecture feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Machine Check Architecture feature must be enabled. If FALSE, then the Machine Check Architecture feature must be disabled.

Return values

RETURN_SUCCESS Machine Check Architecture feature is initialized.

Note: This service could be called by BSP only.

Definition at line 128 of file MachineCheck.c.

◆ McaSupport()

BOOLEAN EFIAPI McaSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if Machine Check Architecture feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	Machine Check Architecture feature is supported.
FALSE	Machine Check Architecture feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 96 of file MachineCheck.c.

◆ MceInitialize()

RETURN_STATUS EFIAPI MceInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Machine Check Exception feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Machine Check Exception feature must be enabled. If FALSE, then the Machine Check Exception feature must be disabled.

Return values

RETURN_SUCCESS Machine Check Exception feature is initialized.

Note: This service could be called by BSP only.

Definition at line 57 of file MachineCheck.c.

◆ MceSupport()

BOOLEAN EFIAPI MceSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if Machine Check Exception feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	Machine Check Exception feature is supported.
FALSE	Machine Check Exception feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 29 of file MachineCheck.c.

◆ McgCtlInitialize()

RETURN_STATUS EFIAPI McgCtlInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes IA32_MCG_CTL feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the IA32_MCG_CTL feature must be enabled. If FALSE, then the IA32_MCG_CTL feature must be disabled.

Return values

RETURN_SUCCESS IA32_MCG_CTL feature is initialized.

Note: This service could be called by BSP only.

Definition at line 244 of file MachineCheck.c.

◆ McgCtlSupport()

BOOLEAN EFIAPI McgCtlSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if IA32_MCG_CTL feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	IA32_MCG_CTL feature is supported.
FALSE	IA32_MCG_CTL feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 209 of file MachineCheck.c.

◆ MonitorMwaitInitialize()

RETURN_STATUS EFIAPI MonitorMwaitInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes MONITOR/MWAIT feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the MONITOR/MWAIT feature must be enabled. If FALSE, then the MONITOR/MWAIT feature must be disabled.

Return values

RETURN_SUCCESS MONITOR/MWAIT feature is initialized.

Note: This service could be called by BSP only.

Definition at line 57 of file MonitorMwait.c.

◆ MonitorMwaitSupport()

BOOLEAN EFIAPI MonitorMwaitSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if MONITOR/MWAIT feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	MONITOR/MWAIT feature is supported.
FALSE	MONITOR/MWAIT feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 29 of file MonitorMwait.c.

◆ PendingBreakInitialize()

RETURN_STATUS EFIAPI PendingBreakInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Pending Break feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Pending Break feature must be enabled. If FALSE, then the Pending Break feature must be disabled.

Return values

RETURN_SUCCESS Pending Break feature is initialized.

Note: This service could be called by BSP only.

Definition at line 66 of file PendingBreak.c.

◆ PendingBreakSupport()

BOOLEAN EFIAPI PendingBreakSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if Pending Break feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	Pending Break feature is supported.
FALSE	Pending Break feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 29 of file PendingBreak.c.

◆ PpinGetConfigData()

VOID *EFIAPI PpinGetConfigData ( IN UINTN NumberOfProcessors )

Prepares for the data used by CPU feature detection and initialization.

Parameters

[in] NumberOfProcessors The number of CPUs in the platform.

Returns: Pointer to a buffer of CPU related configuration data.

Note: This service could be called by BSP only.

Definition at line 22 of file Ppin.c.

◆ PpinInitialize()

RETURN_STATUS EFIAPI PpinInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Protected Processor Inventory Number feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Protected Processor Inventory Number feature must be enabled. If FALSE, then the Protected Processor Inventory Number feature must be disabled.

Return values

RETURN_SUCCESS	Protected Processor Inventory Number feature is initialized.
RETURN_DEVICE_ERROR	Device can't change state because it has been locked.

Initializes Protected Processor Inventory Number feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Protected Processor Inventory Number feature must be enabled. If FALSE, then the Protected Processor Inventory Number feature must be disabled.

Return values

RETURN_SUCCESS	Protected Processor Inventory Number feature is initialized.
RETURN_DEVICE_ERROR	Device can't change state because it has been locked.

Note: This service could be called by BSP only.

Definition at line 109 of file Ppin.c.

◆ PpinSupport()

BOOLEAN EFIAPI PpinSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if Protected Processor Inventory Number feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	Protected Processor Inventory Number feature is supported.
FALSE	Protected Processor Inventory Number feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 52 of file Ppin.c.

◆ ProcTraceGetConfigData()

VOID *EFIAPI ProcTraceGetConfigData ( IN UINTN NumberOfProcessors )

Prepares for the data used by CPU feature detection and initialization.

Parameters

[in] NumberOfProcessors The number of CPUs in the platform.

Returns: Pointer to a buffer of CPU related configuration data.

Note: This service could be called by BSP only.

Definition at line 71 of file ProcTrace.c.

◆ ProcTraceInitialize()

RETURN_STATUS EFIAPI ProcTraceInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes Intel Processor Trace feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the Processor Trace feature must be enabled. If FALSE, then the Processor Trace feature must be disabled.

Return values

RETURN_SUCCESS Intel Processor Trace feature is initialized.

Clear bit 0 in MSR IA32_RTIT_CTL (570)

Clear MSR IA32_RTIT_STS (571h) to all zeros

Refer to PROC_TRACE_MEM_SIZE Table for Size Encoding

Check Processor Trace output scheme: Single Range output or ToPA table

Enable the Processor Trace feature from MSR IA32_RTIT_CTL (570h)

Definition at line 176 of file ProcTrace.c.

◆ ProcTraceSupport()

BOOLEAN EFIAPI ProcTraceSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if Intel Processor Trace feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	Processor Trace feature is supported.
FALSE	Processor Trace feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 109 of file ProcTrace.c.

◆ SmxInitialize()

RETURN_STATUS EFIAPI SmxInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes SMX feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then SMX feature must be enabled. If FALSE, then SMX feature must be disabled.

Return values

RETURN_SUCCESS	SMX feature is initialized.
RETURN_UNSUPPORTED	VMX not initialized.

Note: This service could be called by BSP only.

Definition at line 216 of file FeatureControl.c.

◆ SmxSupport()

BOOLEAN EFIAPI SmxSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if SMX feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	SMX feature is supported.
FALSE	SMX feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 187 of file FeatureControl.c.

◆ VmxInitialize()

RETURN_STATUS EFIAPI VmxInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes VMX feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the VMX feature must be enabled. If FALSE, then the VMX feature must be disabled.

Return values

RETURN_SUCCESS VMX feature is initialized.

Note: This service could be called by BSP only.

Definition at line 57 of file FeatureControl.c.

◆ VmxSupport()

BOOLEAN EFIAPI VmxSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if VMX feature supported on current processor.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	VMX feature is supported.
FALSE	VMX feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 29 of file FeatureControl.c.

◆ X2ApicGetConfigData()

VOID *EFIAPI X2ApicGetConfigData ( IN UINTN NumberOfProcessors )

Prepares for the data used by CPU feature detection and initialization.

Parameters

[in] NumberOfProcessors The number of CPUs in the platform.

Returns: Pointer to a buffer of CPU related configuration data.

Note: This service could be called by BSP only.

Definition at line 22 of file X2Apic.c.

◆ X2ApicInitialize()

RETURN_STATUS EFIAPI X2ApicInitialize	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL,
		IN BOOLEAN	State
	)

Initializes X2Apci feature to specific state.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().
[in]	State	If TRUE, then the X2Apci feature must be enabled. If FALSE, then the X2Apci feature must be disabled.

Return values

RETURN_SUCCESS X2Apci feature is initialized.

Note: This service could be called by BSP only.

Definition at line 90 of file X2Apic.c.

◆ X2ApicSupport()

BOOLEAN EFIAPI X2ApicSupport	(	IN UINTN	ProcessorNumber,
		IN REGISTER_CPU_FEATURE_INFORMATION *	CpuInfo,
		IN VOID *ConfigData	OPTIONAL
	)

Detects if X2Apci feature supported on current processor.

Detect if X2Apci has been already enabled.

Parameters

[in]	ProcessorNumber	The index of the CPU executing this function.
[in]	CpuInfo	A pointer to the REGISTER_CPU_FEATURE_INFORMATION structure for the CPU executing this function.
[in]	ConfigData	A pointer to the configuration buffer returned by CPU_FEATURE_GET_CONFIG_DATA. NULL if CPU_FEATURE_GET_CONFIG_DATA was not provided in RegisterCpuFeature().

Return values

TRUE	X2Apci feature is supported.
FALSE	X2Apci feature is not supported.

Note: This service could be called by BSP/APs.

Definition at line 53 of file X2Apic.c.

Functions

Detailed Description

Function Documentation

◆ AesniGetConfigData()

◆ AesniInitialize()

◆ AesniSupport()

◆ C1eInitialize()

◆ C1eSupport()

◆ ClockModulationGetConfigData()

◆ ClockModulationInitialize()

◆ ClockModulationSupport()

◆ EistInitialize()

◆ EistSupport()

◆ ExecuteDisableInitialize()

◆ ExecuteDisableSupport()

◆ FastStringsInitialize()

◆ LimitCpuidMaxvalInitialize()

◆ LimitCpuidMaxvalSupport()

◆ LmceInitialize()

◆ LmceSupport()

◆ LockFeatureControlRegisterInitialize()

◆ LockFeatureControlRegisterSupport()

◆ McaInitialize()

◆ McaSupport()

◆ MceInitialize()

◆ MceSupport()

◆ McgCtlInitialize()

◆ McgCtlSupport()

◆ MonitorMwaitInitialize()

◆ MonitorMwaitSupport()

◆ PendingBreakInitialize()

◆ PendingBreakSupport()

◆ PpinGetConfigData()

◆ PpinInitialize()

◆ PpinSupport()

◆ ProcTraceGetConfigData()

◆ ProcTraceInitialize()

◆ ProcTraceSupport()

◆ SmxInitialize()

◆ SmxSupport()

◆ VmxInitialize()

◆ VmxSupport()

◆ X2ApicGetConfigData()

◆ X2ApicInitialize()

◆ X2ApicSupport()