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| author | Eric Dong <eric.dong@intel.com> | 2017-08-04 08:46:41 +0800 |
|---|---|---|
| committer | Eric Dong <eric.dong@intel.com> | 2017-08-04 08:49:05 +0800 |
| commit | 3d6275c1137c9633ce24e31522b71105367bd6a0 (patch) | |
| tree | deb9e4efdf735fa78145963abfec57689e862825 /UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h | |
| parent | ac36ef87d4743cb4f13a148b74ba78f511eefa15 (diff) | |
| download | edk2-3d6275c1137c9633ce24e31522b71105367bd6a0.tar.gz edk2-3d6275c1137c9633ce24e31522b71105367bd6a0.tar.bz2 edk2-3d6275c1137c9633ce24e31522b71105367bd6a0.zip | |
UefiCpuPkg CpuCommonFeaturesLib: Enable LMCE feature.
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>
Diffstat (limited to 'UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h')
| -rw-r--r-- | UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h b/UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h index c5bc62b207..b8269b00f3 100644 --- a/UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h +++ b/UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h @@ -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
|