--- /dev/null
+/** @file
+ CPU Features DXE driver to initialize CPU features.
+
+ 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 <PiDxe.h>
+
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+#include <Library/UefiLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/RegisterCpuFeaturesLib.h>
+
+#include <Protocol/SmmConfiguration.h>
+#include <Guid/CpuFeaturesInitDone.h>
+
+
+/**
+ Worker function to perform CPU feature initialization.
+
+**/
+VOID
+CpuFeaturesInitializeWorker (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+ EFI_HANDLE Handle;
+
+ CpuFeaturesDetect ();
+
+ CpuFeaturesInitialize ();
+
+ //
+ // Install CPU Features Init Done Protocol
+ //
+ Handle = NULL;
+ Status = gBS->InstallProtocolInterface (
+ &Handle,
+ &gEdkiiCpuFeaturesInitDoneGuid,
+ EFI_NATIVE_INTERFACE,
+ NULL
+ );
+ ASSERT_EFI_ERROR (Status);
+}
+
+/**
+ Event notification that initialize CPU features when gEfiSmmConfigurationProtocol installs.
+
+ @param[in] Event The Event that is being processed, not used.
+ @param[in] Context Event Context, not used.
+**/
+VOID
+EFIAPI
+SmmConfigurationEventNotify (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ )
+{
+ EFI_STATUS Status;
+ EFI_SMM_CONFIGURATION_PROTOCOL *SmmConfiguration;
+
+ //
+ // Make sure this notification is for this handler
+ //
+ Status = gBS->LocateProtocol (&gEfiSmmConfigurationProtocolGuid, NULL, (VOID **)&SmmConfiguration);
+ if (EFI_ERROR (Status)) {
+ return;
+ }
+
+ CpuFeaturesInitializeWorker ();
+}
+
+/**
+ CPU Features driver entry point function.
+
+ If PcdCpuFeaturesInitAfterSmmRelocation is TRUE, it will register one
+ SMM Configuration Protocol notify function to perform CPU features
+ initialization. Otherwise, it will perform CPU features initialization
+ directly.
+
+ @param ImageHandle Image handle this driver.
+ @param SystemTable Pointer to the System Table.
+
+ @retval EFI_SUCCESS CPU Features is initialized successfully.
+**/
+EFI_STATUS
+EFIAPI
+CpuFeaturesDxeInitialize (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ VOID *Registration;
+
+ if (PcdGetBool (PcdCpuFeaturesInitAfterSmmRelocation)) {
+ //
+ // Install notification callback on SMM Configuration Protocol
+ //
+ EfiCreateProtocolNotifyEvent (
+ &gEfiSmmConfigurationProtocolGuid,
+ TPL_CALLBACK,
+ SmmConfigurationEventNotify,
+ NULL,
+ &Registration
+ );
+ } else {
+ CpuFeaturesInitializeWorker ();
+ }
+
+ return EFI_SUCCESS;
+}
+
--- /dev/null
+## @file
+# CPU Features DXE driver.
+#
+# 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.
+#
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = CpuFeaturesDxe
+ MODULE_UNI_FILE = CpuFeaturesDxe.uni
+ FILE_GUID = 63EB1B62-10C9-4693-88AC-AE0999EA87F8
+ MODULE_TYPE = DXE_DRIVER
+ VERSION_STRING = 1.0
+
+ ENTRY_POINT = CpuFeaturesDxeInitialize
+
+[Packages]
+ MdePkg/MdePkg.dec
+ UefiCpuPkg/UefiCpuPkg.dec
+
+[LibraryClasses]
+ BaseLib
+ DebugLib
+ UefiLib
+ UefiDriverEntryPoint
+ UefiBootServicesTableLib
+ RegisterCpuFeaturesLib
+
+[Sources]
+ CpuFeaturesDxe.c
+
+[Guids]
+ gEdkiiCpuFeaturesInitDoneGuid ## PRODUCES
+
+[Protocols]
+ gEfiSmmConfigurationProtocolGuid ## SOMETIME_CONSUMES
+
+[Pcd]
+ gUefiCpuPkgTokenSpaceGuid.PcdCpuFeaturesInitAfterSmmRelocation ## CONSUMES
+
+[Depex]
+ TRUE
+
+[UserExtensions.TianoCore."ExtraFiles"]
+ CpuFeaturesDxeExtra.uni
--- /dev/null
+// /** @file
+// CPU Features DXE driver.
+//
+// CPU Features DXE driver.
+//
+// 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.
+//
+// **/
+
+
+#string STR_MODULE_ABSTRACT #language en-US "CPU Features DXE driver to initialize CPU features."
+
+#string STR_MODULE_DESCRIPTION #language en-US "CPU Features DXE driver to initialize CPU features."
+
--- /dev/null
+// /** @file
+// CpuFeaturesDxe Localized Strings and Content
+//
+// 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.
+//
+// **/
+
+#string STR_PROPERTIES_MODULE_NAME
+#language en-US
+"CPU Features DXE Driver"
+
+
--- /dev/null
+/** @file
+ CPU Features PEIM driver to initialize CPU features.
+
+ 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 <PiPei.h>
+
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+#include <Library/PeiServicesLib.h>
+#include <Library/RegisterCpuFeaturesLib.h>
+
+#include <Guid/CpuFeaturesInitDone.h>
+
+EFI_PEI_PPI_DESCRIPTOR mPeiCpuFeaturesInitDonePpiDesc = {
+ (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
+ &gEdkiiCpuFeaturesInitDoneGuid,
+ NULL
+};
+
+/**
+ CPU Features driver entry point function.
+
+ It will perform CPU features initialization, except for
+ PcdCpuFeaturesInitOnS3Resume is FALSE on S3 resume.
+
+ @param FileHandle Handle of the file being invoked.
+ @param PeiServices Describes the list of possible PEI Services.
+
+ @retval EFI_SUCCESS CPU Features is initialized successfully.
+**/
+EFI_STATUS
+EFIAPI
+CpuFeaturesPeimInitialize (
+ IN EFI_PEI_FILE_HANDLE FileHandle,
+ IN CONST EFI_PEI_SERVICES **PeiServices
+ )
+{
+ EFI_STATUS Status;
+ EFI_BOOT_MODE BootMode;
+
+ Status = PeiServicesGetBootMode (&BootMode);
+ ASSERT_EFI_ERROR (Status);
+
+ if (BootMode == BOOT_ON_S3_RESUME &&
+ !PcdGetBool (PcdCpuFeaturesInitOnS3Resume)) {
+ //
+ // Does nothing when if PcdCpuFeaturesInitOnS3Resume is FLASE
+ // on S3 boot mode
+ //
+ return EFI_SUCCESS;
+ }
+
+ CpuFeaturesDetect ();
+
+ CpuFeaturesInitialize ();
+
+ //
+ // Install CPU Features Init Done PPI
+ //
+ Status = PeiServicesInstallPpi(&mPeiCpuFeaturesInitDonePpiDesc);
+ ASSERT_EFI_ERROR (Status);
+
+ return EFI_SUCCESS;
+}
+
--- /dev/null
+## @file
+# CPU Features PEIM driver.
+#
+# 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.
+#
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = CpuFeaturesPei
+ MODULE_UNI_FILE = CpuFeaturesPei.uni
+ FILE_GUID = 183BB3E1-A1E5-4445-8AC9-0E83B6547E0E
+ MODULE_TYPE = PEIM
+ VERSION_STRING = 1.0
+
+ ENTRY_POINT = CpuFeaturesPeimInitialize
+
+[Packages]
+ MdePkg/MdePkg.dec
+ UefiCpuPkg/UefiCpuPkg.dec
+
+[LibraryClasses]
+ BaseLib
+ DebugLib
+ PeimEntryPoint
+ PeiServicesLib
+ RegisterCpuFeaturesLib
+
+[Sources]
+ CpuFeaturesPei.c
+
+[Guids]
+ gEdkiiCpuFeaturesInitDoneGuid ## PRODUCES
+
+[Pcd]
+ gUefiCpuPkgTokenSpaceGuid.PcdCpuFeaturesInitOnS3Resume ## CONSUMES
+
+[Depex]
+ TRUE
+
+[UserExtensions.TianoCore."ExtraFiles"]
+ CpuFeaturesPeiExtra.uni
--- /dev/null
+// /** @file
+// CPU Features PEIM driver.
+//
+// CPU Features PEIM driver.
+//
+// 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.
+//
+// **/
+
+
+#string STR_MODULE_ABSTRACT #language en-US "CPU Features PEIM driver to initialize CPU features."
+
+#string STR_MODULE_DESCRIPTION #language en-US "CPU Features PEIM driver to initialize CPU features."
+
--- /dev/null
+// /** @file
+// CpuFeaturesPei Localized Strings and Content
+//
+// 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.
+//
+// **/
+
+#string STR_PROPERTIES_MODULE_NAME
+#language en-US
+"CPU Features PEIM Driver"
+
+
# @Prompt Supported CPU features\r
gUefiCpuPkgTokenSpaceGuid.PcdCpuFeaturesSupport|{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}|VOID*|0x00000016\r
\r
+ ## Specifies if CPU features will be initialized after SMM relocation\r
+ # @Prompt if CPU features will be initialized after SMM relocation\r
+ gUefiCpuPkgTokenSpaceGuid.PcdCpuFeaturesInitAfterSmmRelocation|FALSE|BOOLEAN|0x0000001C\r
+\r
+ ## Specifies if CPU features will be initialized during S3 resume\r
+ # @Prompt if CPU features will be initialized during S3 resume\r
+ gUefiCpuPkgTokenSpaceGuid.PcdCpuFeaturesInitOnS3Resume|FALSE|BOOLEAN|0x0000001D\r
+\r
[PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynamic, PcdsDynamicEx]\r
## Specifies max supported number of Logical Processors.\r
# @Prompt Configure max supported number of Logical Processors\r
\r
[Components.IA32, Components.X64]\r
UefiCpuPkg/CpuDxe/CpuDxe.inf\r
+ UefiCpuPkg/CpuFeatures/CpuFeaturesPei.inf {\r
+ <LibraryClasses>\r
+ NULL|UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeaturesLib.inf\r
+ }\r
+ UefiCpuPkg/CpuFeatures/CpuFeaturesDxe.inf {\r
+ <LibraryClasses>\r
+ NULL|UefiCpuPkg/Library/CpuCommonFeaturesLib/CpuCommonFeaturesLib.inf\r
+ }\r
UefiCpuPkg/CpuIo2Smm/CpuIo2Smm.inf\r
UefiCpuPkg/CpuMpPei/CpuMpPei.inf\r
UefiCpuPkg/CpuS3DataDxe/CpuS3DataDxe.inf\r
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