OvmfPkg/Include/IndustryStandard/E820.h

   1 /** @file
   2
   3 Copyright (c) 2013, Citrix Systems UK Ltd.
   4 Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
   5
   6 This program and the accompanying materials
   7 are licensed and made available under the terms and conditions
   8 of the BSD License which accompanies this distribution.  The
   9 full text of the license may be found at
  10 http://opensource.org/licenses/bsd-license.php
  11
  12 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  13 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  14
  15 **/
  16
  17
  18 #ifndef __E820_H__
  19 #define __E820_H__
  20
  21 #pragma pack(1)
  22
  23 typedef enum {
  24   EfiAcpiAddressRangeMemory   = 1,
  25   EfiAcpiAddressRangeReserved = 2,
  26   EfiAcpiAddressRangeACPI     = 3,
  27   EfiAcpiAddressRangeNVS      = 4
  28 } EFI_ACPI_MEMORY_TYPE;
  29
  30 typedef struct {
  31   UINT64                BaseAddr;
  32   UINT64                Length;
  33   EFI_ACPI_MEMORY_TYPE  Type;
  34 } EFI_E820_ENTRY64;
  35
  36 typedef struct {
  37   UINT32                BassAddrLow;
  38   UINT32                BaseAddrHigh;
  39   UINT32                LengthLow;
  40   UINT32                LengthHigh;
  41   EFI_ACPI_MEMORY_TYPE  Type;
  42 } EFI_E820_ENTRY;
  43
  44 #pragma pack()
  45
  46 #endif /* __E820_H__ */