OvmfPkg/Csm/Include/Guid/LegacyDevOrder.h

   1 /** @file
   2   Guid of a NV Variable which store the information about the
   3   FD/HD/CD/NET/BEV order.
   4
   5 Copyright (c) 2011 - 2018, Intel Corporation. All rights reserved.<BR>
   6 SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #ifndef __LEGACY_DEV_ORDER_VARIABLE_GUID_H__
  11 #define __LEGACY_DEV_ORDER_VARIABLE_GUID_H__
  12
  13 ///
  14 /// Name and Guid of a NV Variable which stores the information about the
  15 /// FD/HD/CD/NET/BEV order
  16 ///
  17 #define EFI_LEGACY_DEV_ORDER_VARIABLE_GUID \
  18   { \
  19   0xa56074db, 0x65fe, 0x45f7, {0xbd, 0x21, 0x2d, 0x2b, 0xdd, 0x8e, 0x96, 0x52} \
  20   }
  21
  22 typedef UINT8 BBS_TYPE;
  23
  24 #pragma pack(1)
  25 typedef struct {
  26   BBS_TYPE    BbsType;
  27   ///
  28   /// Length = sizeof (UINT16) + sizeof (Data)
  29   ///
  30   UINT16      Length;
  31   UINT16      Data[1];
  32 } LEGACY_DEV_ORDER_ENTRY;
  33 #pragma pack()
  34
  35 #define VAR_LEGACY_DEV_ORDER  L"LegacyDevOrder"
  36
  37 extern EFI_GUID  gEfiLegacyDevOrderVariableGuid;
  38
  39 #endif