diff options
3 files changed, 164 insertions, 0 deletions
diff --git a/MdePkg/Library/PeiServicesTablePointerLibMm7/PeiServicesTablePointer.c b/MdePkg/Library/PeiServicesTablePointerLibMm7/PeiServicesTablePointer.c new file mode 100644 index 0000000000..e484337df8 --- /dev/null +++ b/MdePkg/Library/PeiServicesTablePointerLibMm7/PeiServicesTablePointer.c @@ -0,0 +1,68 @@ +/** @file
+ PEI Services Table Pointer Library.
+
+ Copyright (c) 2006, Intel Corporation<BR>
+ All rights reserved. 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.
+
+ Module Name: PeiServicesTablePointer.c
+
+**/
+
+
+#include <PiPei.h>
+
+
+#include <Library/PeiServicesTablePointerLib.h>
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+
+/**
+ The function returns the pointer to PeiServices.
+
+ The function returns the pointer to PeiServices.
+ It will ASSERT() if the pointer to PeiServices is NULL.
+
+ @retval The pointer to PeiServices.
+
+**/
+EFI_PEI_SERVICES **
+EFIAPI
+GetPeiServicesTablePointer (
+ VOID
+ )
+{
+ EFI_PEI_SERVICES **PeiServices;
+
+ PeiServices = (EFI_PEI_SERVICES **)(UINTN)AsmReadMm7 ();
+ ASSERT (PeiServices != NULL);
+ return PeiServices;
+}
+
+/**
+ The constructor function caches the pointer to PEI services.
+
+ The constructor function caches the pointer to PEI services.
+ It will always return EFI_SUCCESS.
+
+ @param FfsHeader Pointer to FFS header the loaded driver.
+ @param PeiServices Pointer to the PEI services.
+
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
+
+**/
+EFI_STATUS
+EFIAPI
+PeiServicesTablePointerLibConstructor (
+ IN EFI_FFS_FILE_HEADER *FfsHeader,
+ IN EFI_PEI_SERVICES **PeiServices
+ )
+{
+ AsmWriteMm7 ((UINT64)(UINTN)PeiServices);
+ return EFI_SUCCESS;
+}
diff --git a/MdePkg/Library/PeiServicesTablePointerLibMm7/PeiServicesTablePointerLibMm7.inf b/MdePkg/Library/PeiServicesTablePointerLibMm7/PeiServicesTablePointerLibMm7.inf new file mode 100644 index 0000000000..7964e0c064 --- /dev/null +++ b/MdePkg/Library/PeiServicesTablePointerLibMm7/PeiServicesTablePointerLibMm7.inf @@ -0,0 +1,47 @@ +#/** @file
+# Component description file for MM7 Pei Services Table Pointer Library
+#
+# PEI Services Table Library implementation that retrieves a pointer to the PEI
+# Services Table from the MM7 on IA-32 and x64.
+# Copyright (c) 2006, Intel Corporation.
+#
+# All rights reserved. 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 = PeiServicesTablePointerLibMm7
+ FILE_GUID = e6e9c1f8-2c8a-4f4b-a27c-c382e4bb8e67
+ MODULE_TYPE = PEIM
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = PeiServicesTablePointerLib|PEIM PEI_CORE
+ EDK_RELEASE_VERSION = 0x00020000
+ EFI_SPECIFICATION_VERSION = 0x00020000
+
+ CONSTRUCTOR = PeiServicesTablePointerLibConstructor
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64
+#
+
+[Sources.common]
+ PeiServicesTablePointer.c
+
+
+[Packages]
+ MdePkg/MdePkg.dec
+
+
+[LibraryClasses]
+ DebugLib
+ BaseLib
+
diff --git a/MdePkg/Library/PeiServicesTablePointerLibMm7/PeiServicesTablePointerLibMm7.msa b/MdePkg/Library/PeiServicesTablePointerLibMm7/PeiServicesTablePointerLibMm7.msa new file mode 100644 index 0000000000..2e6d8fbe15 --- /dev/null +++ b/MdePkg/Library/PeiServicesTablePointerLibMm7/PeiServicesTablePointerLibMm7.msa @@ -0,0 +1,49 @@ +<?xml version="1.0" encoding="UTF-8"?>
+<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+ <MsaHeader>
+ <ModuleName>PeiServicesTablePointerLibMm7</ModuleName>
+ <ModuleType>PEIM</ModuleType>
+ <GuidValue>e6e9c1f8-2c8a-4f4b-a27c-c382e4bb8e67</GuidValue>
+ <Version>1.0</Version>
+ <Abstract>Component description file for MM7 Pei Services Table Pointer Library</Abstract>
+ <Description>PEI Services Table Library implementation that retrieves a pointer to the PEI + Services Table from the MM7 on IA-32 and x64.</Description>
+ <Copyright>Copyright (c) 2006, Intel Corporation.</Copyright>
+ <License>All rights reserved. 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.</License>
+ <Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>
+ </MsaHeader>
+ <ModuleDefinitions>
+ <SupportedArchitectures>IA32 X64</SupportedArchitectures>
+ <BinaryModule>false</BinaryModule>
+ <OutputFileBasename>PeiServicesTablePointerLibMm7</OutputFileBasename>
+ </ModuleDefinitions>
+ <LibraryClassDefinitions>
+ <LibraryClass Usage="ALWAYS_PRODUCED" SupModuleList="PEIM PEI_CORE">
+ <Keyword>PeiServicesTablePointerLib</Keyword>
+ </LibraryClass>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>BaseLib</Keyword>
+ </LibraryClass>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>DebugLib</Keyword>
+ </LibraryClass>
+ </LibraryClassDefinitions>
+ <SourceFiles>
+ <Filename>PeiServicesTablePointer.c</Filename>
+ </SourceFiles>
+ <PackageDependencies>
+ <Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
+ </PackageDependencies>
+ <Externs>
+ <Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
+ <Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
+ <Extern>
+ <Constructor>PeiServicesTablePointerLibConstructor</Constructor>
+ </Extern>
+ </Externs>
+</ModuleSurfaceArea>
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