LegacyBios.h 979 B

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  1. /** @file
  2. Defines a Tag GUID used to mark a UEFI legacy BIOS thunk driver based
  3. on legacy BIOS services and legacy option ROM. This Tag GUID must be installed on
  4. the ImageHandle of any module that follows the EFI Driver Model and uses
  5. the Int86() or FarCall() services of the Legacy Bios Protocol to produce
  6. a standard UEFI I/O Protocol.
  7. Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
  8. SPDX-License-Identifier: BSD-2-Clause-Patent
  9. **/
  10. #ifndef _LEGACY_BIOS_H_
  11. #define _LEGACY_BIOS_H_
  12. ///
  13. /// The Global ID for the Legacy BIOS GUID that must be installed onto the ImageHandle
  14. /// of any module follows the EFI Driver Model and uses the Int86() or FarCall()
  15. /// services of the Legacy BIOS Protocol to produce a standard UEFI I/O Protocol.
  16. ///
  17. #define EFI_LEGACY_BIOS_GUID \
  18. { \
  19. 0x2e3044ac, 0x879f, 0x490f, {0x97, 0x60, 0xbb, 0xdf, 0xaf, 0x69, 0x5f, 0x50 } \
  20. }
  21. extern EFI_GUID gEfiLegacyBiosGuid;
  22. #endif