/** @file
  This file defines:
  * Memory Type Information GUID for Guided HOB and Variable.
  * Memory Type Information Variable Name.
  * Memory Type Information GUID HOB data structure.

  The memory type information HOB and variable can be used to store information
  for each memory type in Variable or HOB.

  The Memory Type Information GUID can also be optionally used as the Owner
  field of a Resource Descriptor HOB to provide the preferred memory range
  for the memory types described in the Memory Type Information GUID HOB.

  Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
  SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#pragma once

#define EFI_MEMORY_TYPE_INFORMATION_GUID \
  { 0x4c19049f,0x4137,0x4dd3, { 0x9c,0x10,0x8b,0x97,0xa8,0x3f,0xfd,0xfa } }

#define EFI_MEMORY_TYPE_INFORMATION_VARIABLE_NAME  L"MemoryTypeInformation"

extern EFI_GUID  gEfiMemoryTypeInformationGuid;

typedef struct {
  UINT32    Type;           ///< EFI memory type defined in UEFI specification.
  UINT32    NumberOfPages;  ///< The pages of this type memory.
} EFI_MEMORY_TYPE_INFORMATION;
