2 files changed, 132 insertions, 0 deletions
diff --git a/EmulatorPkg/Library/PeiCoreServicesTablePointerLib/PeiCoreServicesTablePointerLib.inf b/EmulatorPkg/Library/PeiCoreServicesTablePointerLib/PeiCoreServicesTablePointerLib.inf
new file mode 100644
index 0000000000..04be649b82
--- /dev/null
+++ b/EmulatorPkg/Library/PeiCoreServicesTablePointerLib/PeiCoreServicesTablePointerLib.inf
@@ -0,0 +1,41 @@
+## @file
+# Instance of PEI Services Table Pointer Library using global variable for the table pointer.
+#
+# PEI Services Table Pointer Library implementation that retrieves a pointer to the
+#  PEI Services Table from a global variable. Not available to modules that execute from
+#  read-only memory.
+#
+# Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>
+#  Portions copyright (c) 2011, Apple Inc. 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                      = EmulatorPkgPeiCoreServicesTablePointerLib
+  FILE_GUID                      = E9A22529-44FA-3E4A-A66B-1E918E7AB26A
+  MODULE_TYPE                    = PEIM
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = PeiServicesTablePointerLib|PEI_CORE
+
+#
+#  VALID_ARCHITECTURES           = IA32 X64 IPF EBC (EBC is for build only)
+#
+
+[Sources]
+  PeiServicesTablePointer.c
+
+[Packages]
+  MdePkg/MdePkg.dec
+
+[LibraryClasses]
+  DebugLib
+
diff --git a/EmulatorPkg/Library/PeiCoreServicesTablePointerLib/PeiServicesTablePointer.c b/EmulatorPkg/Library/PeiCoreServicesTablePointerLib/PeiServicesTablePointer.c
new file mode 100644
index 0000000000..9b02316af4
--- /dev/null
+++ b/EmulatorPkg/Library/PeiCoreServicesTablePointerLib/PeiServicesTablePointer.c
@@ -0,0 +1,91 @@
+/** @file
+  PEI Services Table Pointer Library.
+  
+  This library is used for PEIM which does executed from flash device directly but
+  executed in memory.
+
+  Copyright (c) 2006 - 2010, 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/PeiServicesTablePointerLib.h>
+#include <Library/DebugLib.h>
+
+CONST EFI_PEI_SERVICES  **gPeiServices;
+
+/**
+  Caches a pointer PEI Services Table. 
+ 
+  Caches the pointer to the PEI Services Table specified by PeiServicesTablePointer 
+  in a CPU specific manner as specified in the CPU binding section of the Platform Initialization 
+  Pre-EFI Initialization Core Interface Specification. 
+  
+  If PeiServicesTablePointer is NULL, then ASSERT().
+  
+  @param    PeiServicesTablePointer   The address of PeiServices pointer.
+**/
+VOID
+EFIAPI
+SetPeiServicesTablePointer (
+  IN CONST EFI_PEI_SERVICES ** PeiServicesTablePointer
+  )
+{
+  ASSERT (PeiServicesTablePointer != NULL);
+  gPeiServices = PeiServicesTablePointer;
+}
+
+/**
+  Retrieves the cached value of the PEI Services Table pointer.
+
+  Returns the cached value of the PEI Services Table pointer in a CPU specific manner 
+  as specified in the CPU binding section of the Platform Initialization Pre-EFI 
+  Initialization Core Interface Specification.
+  
+  If the cached PEI Services Table pointer is NULL, then ASSERT().
+
+  @return  The pointer to PeiServices.
+
+**/
+CONST EFI_PEI_SERVICES **
+EFIAPI
+GetPeiServicesTablePointer (
+  VOID
+  )
+{
+  ASSERT (gPeiServices != NULL);
+  return gPeiServices;
+}
+
+
+/**
+  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  FileHandle   The handle of FFS header the loaded driver.
+  @param  PeiServices  The pointer to the PEI services.
+
+  @retval EFI_SUCCESS  The constructor always returns EFI_SUCCESS.
+
+**/
+EFI_STATUS
+EFIAPI
+PeiServicesTablePointerLibConstructor (
+  IN EFI_PEI_FILE_HANDLE        FileHandle,
+  IN CONST EFI_PEI_SERVICES     **PeiServices
+  )
+{
+  gPeiServices = PeiServices;
+  return EFI_SUCCESS;
+}
+
+