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UefiCpuPkg CpuCommonFeaturesLib: Enable LMCE feature.

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Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Jeff Fan <jeff.fan@intel.com>
This commit is contained in:
Eric Dong
2017-08-04 08:46:41 +08:00
parent ac36ef87d4
commit 3d6275c113
4 changed files with 158 additions and 0 deletions
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52
UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h
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@@ -909,4 +909,56 @@ PpinInitialize (
IN BOOLEAN State
);
/**
Detects if Local machine check exception feature supported on current
processor.
@param[in] ProcessorNumber The index of the CPU executing this function.
@param[in] CpuInfo A pointer to the REGISTER_CPU_FEATURE_INFORMATION
structure for the CPU executing this function.
@param[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().
@retval TRUE Local machine check exception feature is supported.
@retval FALSE Local machine check exception feature is not supported.
@note This service could be called by BSP/APs.
**/
BOOLEAN
EFIAPI
LmceSupport (
IN UINTN ProcessorNumber,
IN REGISTER_CPU_FEATURE_INFORMATION *CpuInfo,
IN VOID *ConfigData OPTIONAL
);
/**
Initializes Local machine check exception feature to specific state.
@param[in] ProcessorNumber The index of the CPU executing this function.
@param[in] CpuInfo A pointer to the REGISTER_CPU_FEATURE_INFORMATION
structure for the CPU executing this function.
@param[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().
@param[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.
@retval RETURN_SUCCESS Local machine check exception feature is initialized.
**/
RETURN_STATUS
EFIAPI
LmceInitialize (
IN UINTN ProcessorNumber,
IN REGISTER_CPU_FEATURE_INFORMATION *CpuInfo,
IN VOID *ConfigData, OPTIONAL
IN BOOLEAN State
);
#endif