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 SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10
  11 #ifndef __E820_H__
  12 #define __E820_H__
  13
  14 #pragma pack(1)
  15
  16 typedef enum {
  17   EfiAcpiAddressRangeMemory   = 1,
  18   EfiAcpiAddressRangeReserved = 2,
  19   EfiAcpiAddressRangeACPI     = 3,
  20   EfiAcpiAddressRangeNVS      = 4
  21 } EFI_ACPI_MEMORY_TYPE;
  22
  23 typedef struct {
  24   UINT64                BaseAddr;
  25   UINT64                Length;
  26   EFI_ACPI_MEMORY_TYPE  Type;
  27 } EFI_E820_ENTRY64;
  28
  29 typedef struct {
  30   UINT32                BassAddrLow;
  31   UINT32                BaseAddrHigh;
  32   UINT32                LengthLow;
  33   UINT32                LengthHigh;
  34   EFI_ACPI_MEMORY_TYPE  Type;
  35 } EFI_E820_ENTRY;
  36
  37 #pragma pack()
  38
  39 #endif /* __E820_H__ */