X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=UefiCpuPkg%2FLibrary%2FCpuCommonFeaturesLib%2FCpuCommonFeatures.h;h=af2fc41f759af31f2c6ef3080ccb62ab4f48ee61;hp=b8269b00f3f3f4c724eb205e5d9258a3d1a5401e;hb=0acd869796ded1266e69487dff717cd69d6031f9;hpb=3d6275c1137c9633ce24e31522b71105367bd6a0

diff --git a/UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h b/UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h
index b8269b00f3..af2fc41f75 100644
--- a/UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h
+++ b/UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeatures.h
@@ -1,14 +1,8 @@
 /** @file
   CPU Common features library header file.
 
-  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.
+  Copyright (c) 2017 - 2018, Intel Corporation. All rights reserved.<BR>
+  SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
 
@@ -855,7 +849,7 @@ FeatureControlGetConfigData (
   );
 
 /**
-  Detects if Protected Processor Inventory Number feature supported on current 
+  Detects if Protected Processor Inventory Number feature supported on current
   processor.
 
   @param[in]  ProcessorNumber  The index of the CPU executing this function.
@@ -889,14 +883,14 @@ PpinSupport (
                                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 Protected Processor Inventory 
+  @param[in]  State            If TRUE, then the Protected Processor Inventory
                                Number feature must be enabled.
-                               If FALSE, then the Protected Processor Inventory 
+                               If FALSE, then the Protected Processor Inventory
                                Number feature must be disabled.
 
-  @retval RETURN_SUCCESS       Protected Processor Inventory Number feature is 
+  @retval RETURN_SUCCESS       Protected Processor Inventory Number feature is
                                initialized.
-  @retval RETURN_DEVICE_ERROR  Device can't change state because it has been 
+  @retval RETURN_DEVICE_ERROR  Device can't change state because it has been
                                locked.
 
 **/
@@ -910,7 +904,7 @@ PpinInitialize (
   );
 
 /**
-  Detects if Local machine check exception feature supported on current 
+  Detects if Local machine check exception feature supported on current
   processor.
 
   @param[in]  ProcessorNumber  The index of the CPU executing this function.
@@ -961,4 +955,70 @@ LmceInitialize (
   IN BOOLEAN                           State
   );
 
+/**
+  Prepares for the data used by CPU feature detection and initialization.
+
+  @param[in]  NumberOfProcessors  The number of CPUs in the platform.
+
+  @return  Pointer to a buffer of CPU related configuration data.
+
+  @note This service could be called by BSP only.
+**/
+VOID *
+EFIAPI
+ProcTraceGetConfigData (
+  IN UINTN  NumberOfProcessors
+  );
+
+/**
+  Detects if Intel Processor Trace 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     Processor Trace feature is supported.
+  @retval FALSE    Processor Trace feature is not supported.
+
+  @note This service could be called by BSP/APs.
+**/
+BOOLEAN
+EFIAPI
+ProcTraceSupport (
+  IN UINTN                             ProcessorNumber,
+  IN REGISTER_CPU_FEATURE_INFORMATION  *CpuInfo,
+  IN VOID                              *ConfigData  OPTIONAL
+  );
+
+/**
+  Initializes Intel Processor Trace 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 Processor Trace feature must be
+                               enabled.
+                               If FALSE, then the Processor Trace feature must be
+                               disabled.
+
+  @retval RETURN_SUCCESS       Intel Processor Trace feature is initialized.
+
+**/
+RETURN_STATUS
+EFIAPI
+ProcTraceInitialize (
+  IN UINTN                             ProcessorNumber,
+  IN REGISTER_CPU_FEATURE_INFORMATION  *CpuInfo,
+  IN VOID                              *ConfigData,  OPTIONAL
+  IN BOOLEAN                           State
+  );
+
 #endif