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+/*++
+
+Copyright (c) 2009 - 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.
+
+Module Name:
+
+ TemporaryRamSupport.h
+
+Abstract:
+
+ This file declares Temporary RAM Support PPI.
+ This Ppi provides the service that migrates temporary RAM into permanent memory.
+
+--*/
+
+#ifndef __TEMPORARY_RAM_SUPPORT_H__
+#define __TEMPORARY_RAM_SUPPORT_H__
+
+#include "Tiano.h"
+
+#define TEMPORARY_RAM_SUPPORT_PPI_GUID \
+ { \
+ 0xdbe23aa9, 0xa345, 0x4b97, {0x85, 0xb6, 0xb2, 0x26, 0xf1, 0x61, 0x73, 0x89} \
+ }
+
+/**
+ This service of the TEMPORARY_RAM_SUPPORT_PPI that migrates temporary RAM into
+ permanent memory.
+
+ @param PeiServices Pointer to the PEI Services Table.
+ @param TemporaryMemoryBase Source Address in temporary memory from which the SEC or PEIM will copy the
+ Temporary RAM contents.
+ @param PermanentMemoryBase Destination Address in permanent memory into which the SEC or PEIM will copy the
+ Temporary RAM contents.
+ @param CopySize Amount of memory to migrate from temporary to permanent memory.
+
+ @retval EFI_SUCCESS The data was successfully returned.
+ @retval EFI_INVALID_PARAMETER PermanentMemoryBase + CopySize > TemporaryMemoryBase when TemporaryMemoryBase > PermanentMemoryBase.
+
+ **/
+typedef
+EFI_STATUS
+(EFIAPI * TEMPORARY_RAM_MIGRATION)(
+ IN CONST EFI_PEI_SERVICES **PeiServices,
+ IN EFI_PHYSICAL_ADDRESS TemporaryMemoryBase,
+ IN EFI_PHYSICAL_ADDRESS PermanentMemoryBase,
+ IN UINTN CopySize
+);
+
+///
+/// This service abstracts the ability to migrate contents of the platform early memory store.
+///
+typedef struct {
+ TEMPORARY_RAM_MIGRATION TemporaryRamMigration;
+} TEMPORARY_RAM_SUPPORT_PPI;
+
+extern EFI_GUID gEfiTemporaryRamSupportPpiGuid;
+
+#endif