Add PeiCore module for enabling NT32Pkg, please attention this PeiCore does follows PI specification except some FV definitions.

Also the old definition of MdeModulePkg/Include/Ppi/LoadFile.h and EFI_PEI_STARTUP_DESCRIPTOR in MdePkg/Include/PiPei.h will be removed when enabling PI.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3029 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Core/Pei/BootMode/BootMode.c

@@ -0,0 +1,111 @@
+/*++
+
+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.             
+
+Module Name:
+
+  BootMode.c
+
+Abstract:
+
+  EFI PEI Core Boot Mode services
+
+
+
+Revision History
+
+--*/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include <PeiMain.h>
+
+EFI_STATUS
+EFIAPI
+PeiGetBootMode (
+  IN EFI_PEI_SERVICES  **PeiServices,
+  OUT EFI_BOOT_MODE *BootMode
+  )
+/*++
+
+Routine Description:
+
+  This service enables PEIMs to ascertain the present value of the boot mode.  
+
+Arguments:
+
+  PeiServices    - The PEI core services table.
+  BootMode       - A pointer to contain the value of the boot mode. 
+
+Returns:
+
+  EFI_SUCCESS           - The boot mode was returned successfully.
+  EFI_INVALID_PARAMETER - BootMode is NULL.
+
+--*/
+{
+  PEI_CORE_INSTANCE                    *PrivateData;    
+  EFI_HOB_HANDOFF_INFO_TABLE    *HandOffHob;
+
+
+  if (BootMode == NULL) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS(PeiServices);
+  
+  HandOffHob  = (PrivateData->HobList.HandoffInformationTable);
+  
+  *BootMode   = HandOffHob->BootMode;
+  
+
+  return EFI_SUCCESS;   
+}
+
+
+EFI_STATUS
+EFIAPI
+PeiSetBootMode (
+  IN EFI_PEI_SERVICES  **PeiServices,
+  IN EFI_BOOT_MODE     BootMode
+  )
+/*++
+
+Routine Description:
+
+  This service enables PEIMs to update the boot mode variable.    
+
+Arguments:
+
+  PeiServices    - The PEI core services table.
+  BootMode       - The value of the boot mode to set.
+
+Returns:
+
+  EFI_SUCCESS    - The value was successfully updated
+
+--*/
+{
+  PEI_CORE_INSTANCE                    *PrivateData;    
+  EFI_HOB_HANDOFF_INFO_TABLE    *HandOffHob;
+
+
+  PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS(PeiServices);
+  
+  HandOffHob  = (PrivateData->HobList.HandoffInformationTable);
+  
+  HandOffHob->BootMode = BootMode;
+
+
+  return EFI_SUCCESS;   
+}