projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| b522c77b HW |
1 | /** @file\r |
| 2 | Defines a Tag GUID used to mark a UEFI legacy BIOS thunk driver based\r | |
| 3 | on legacy BIOS services and legacy option ROM. This Tag GUID must be installed on\r | |
| 4 | the ImageHandle of any module that follows the EFI Driver Model and uses\r | |
| 5 | the Int86() or FarCall() services of the Legacy Bios Protocol to produce\r | |
| 6 | a standard UEFI I/O Protocol.\r | |
| 7 | \r | |
| 8 | Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r | |
| 9 | \r | |
| 10 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
| 11 | \r | |
| 12 | **/\r | |
| 13 | \r | |
| 14 | #ifndef _LEGACY_BIOS_H_\r | |
| 15 | #define _LEGACY_BIOS_H_\r | |
| 16 | \r | |
| 17 | ///\r | |
| 18 | /// The Global ID for the Legacy BIOS GUID that must be installed onto the ImageHandle\r | |
| 19 | /// of any module follows the EFI Driver Model and uses the Int86() or FarCall()\r | |
| 20 | /// services of the Legacy BIOS Protocol to produce a standard UEFI I/O Protocol.\r | |
| 21 | ///\r | |
| 22 | #define EFI_LEGACY_BIOS_GUID \\r | |
| 23 | { \\r | |
| 24 | 0x2e3044ac, 0x879f, 0x490f, {0x97, 0x60, 0xbb, 0xdf, 0xaf, 0x69, 0x5f, 0x50 } \\r | |
| 25 | }\r | |
| 26 | \r | |
| ac0a286f | 27 | extern EFI_GUID gEfiLegacyBiosGuid;\r |
| b522c77b HW |
28 | \r |
| 29 | #endif\r |