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