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diff --git a/MdeModulePkg/Include/Ppi/BaseMemoryTest.h b/MdeModulePkg/Include/Ppi/BaseMemoryTest.h
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-/** @file
- This file defines Pei memory test PPI used to perform memory test in PEI phase.
-
-Copyright (c) 2006 - 2008, 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.
-
-**/
-
-#ifndef __BASE_MEMORY_TEST_H__
-#define __BASE_MEMORY_TEST_H__
-
-#define PEI_BASE_MEMORY_TEST_GUID \
- { 0xb6ec423c, 0x21d2, 0x490d, {0x85, 0xc6, 0xdd, 0x58, 0x64, 0xea, 0xa6, 0x74 } }
-
-typedef struct _PEI_BASE_MEMORY_TEST_PPI PEI_BASE_MEMORY_TEST_PPI;
-
-///
-/// Pei Memory test operations
-/// Ignore op not test memory, Quick and Sparse op test memory quickly, Extensive op test memory detailedly.
-///
-typedef enum {
- Ignore,
- Quick,
- Sparse,
- Extensive
-} PEI_MEMORY_TEST_OP;
-
-/**
- Test a range memory space that is ready to read and write.
- If the memory is not ready, the error memory address will be returned.
-
- @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.
- @param This Pointer to Pei memory test PPI instance.
- @param BeginAddress Beginning of the memory address to be checked.
- @param MemoryLength Bytes of memory range to be checked.
- @param Operation Type of memory check operation to be performed.
- @param ErrorAddress Address of memory where the error is checked.
-
- @retval EFI_SUCCESS Memory range pass basic read and write test.
- @retval EFI_DEVICE_ERROR Memory is not ready to access.
-**/
-typedef
-EFI_STATUS
-(EFIAPI *PEI_BASE_MEMORY_TEST)(
- IN EFI_PEI_SERVICES **PeiServices,
- IN PEI_BASE_MEMORY_TEST_PPI * This,
- IN EFI_PHYSICAL_ADDRESS BeginAddress,
- IN UINT64 MemoryLength,
- IN PEI_MEMORY_TEST_OP Operation,
- OUT EFI_PHYSICAL_ADDRESS * ErrorAddress
- );
-
-struct _PEI_BASE_MEMORY_TEST_PPI {
- PEI_BASE_MEMORY_TEST BaseMemoryTest;
-};
-
-extern EFI_GUID gPeiBaseMemoryTestPpiGuid;
-
-#endif