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| author | Eric Dong <eric.dong@intel.com> | 2017-09-01 10:12:38 +0800 |
|---|---|---|
| committer | Eric Dong <eric.dong@intel.com> | 2017-09-05 14:46:27 +0800 |
| commit | 023387144299741d727521b425ef443438aecc1f (patch) | |
| tree | d09f0e944e287268a8e8c1ac857e450d73f9fb69 /UefiCpuPkg/Library/CpuCommonFeaturesLib | |
| parent | ae66c6f12c42a1ac2312be99806b5d2334479afe (diff) | |
| download | edk2-023387144299741d727521b425ef443438aecc1f.tar.gz edk2-023387144299741d727521b425ef443438aecc1f.tar.bz2 edk2-023387144299741d727521b425ef443438aecc1f.zip | |
UefiCpuPkg/Lmce.c Remove useless file.
Merge the code to MachineCheck.c file, remove this file.
Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Diffstat (limited to 'UefiCpuPkg/Library/CpuCommonFeaturesLib')
| -rw-r--r-- | UefiCpuPkg/Library/CpuCommonFeaturesLib/Lmce.c | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/UefiCpuPkg/Library/CpuCommonFeaturesLib/Lmce.c b/UefiCpuPkg/Library/CpuCommonFeaturesLib/Lmce.c deleted file mode 100644 index bf7e26b851..0000000000 --- a/UefiCpuPkg/Library/CpuCommonFeaturesLib/Lmce.c +++ /dev/null @@ -1,97 +0,0 @@ -/** @file
- Local machine check exception feature.
-
- Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "CpuCommonFeatures.h"
-
-/**
- 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
- )
-{
- MSR_IA32_MCG_CAP_REGISTER McgCap;
-
- if (!McaSupport (ProcessorNumber, CpuInfo, ConfigData)) {
- return FALSE;
- }
-
- McgCap.Uint64 = AsmReadMsr64 (MSR_IA32_MCG_CAP);
- if (ProcessorNumber == 0) {
- DEBUG ((EFI_D_INFO, "LMCE eanble = %x\n", (BOOLEAN) (McgCap.Bits.MCG_LMCE_P != 0)));
- }
- return (BOOLEAN) (McgCap.Bits.MCG_LMCE_P != 0);
-}
-
-/**
- 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
- )
-{
- MSR_IA32_FEATURE_CONTROL_REGISTER *MsrRegister;
-
- ASSERT (ConfigData != NULL);
- MsrRegister = (MSR_IA32_FEATURE_CONTROL_REGISTER *) ConfigData;
- if (MsrRegister[ProcessorNumber].Bits.Lock == 0) {
- CPU_REGISTER_TABLE_WRITE_FIELD (
- ProcessorNumber,
- Msr,
- MSR_IA32_FEATURE_CONTROL,
- MSR_IA32_FEATURE_CONTROL_REGISTER,
- Bits.LmceOn,
- (State) ? 1 : 0
- );
- }
- return RETURN_SUCCESS;
-}
|