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diff --git a/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/ResourcePublicationLib.h b/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/ResourcePublicationLib.h
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+/** @file
+ Provides a service to publish discovered system resources.
+
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef __RESOURCE_PUBLICATION_LIB__
+#define __RESOURCE_PUBLICATION_LIB__
+
+/**
+ Declares the presence of permanent system memory in the platform.
+
+ Declares that the system memory buffer specified by MemoryBegin and MemoryLength
+ as permanent memory that may be used for general purpose use by software.
+ The amount of memory available to software may be less than MemoryLength
+ if published memory has alignment restrictions.
+ If MemoryLength is 0, then ASSERT().
+ If MemoryLength is greater than (MAX_ADDRESS - MemoryBegin + 1), then ASSERT().
+
+ @param MemoryBegin The start address of the memory being declared.
+ @param MemoryLength The number of bytes of memory being declared.
+
+ @retval RETURN_SUCCESS The memory buffer was published.
+ @retval RETURN_OUT_OF_RESOURCES There are not enough resources to publish the memory buffer
+
+**/
+RETURN_STATUS
+EFIAPI
+PublishSystemMemory (
+ IN PHYSICAL_ADDRESS MemoryBegin,
+ IN UINT64 MemoryLength
+ );
+
+#endif