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1 | /** @file\r | |
2 | EDID Discovered Protocol from the UEFI 2.0 specification.\r | |
3 | \r | |
4 | This protocol is placed on the video output device child handle. It represents\r | |
5 | the EDID information being used for the output device represented by the child handle.\r | |
6 | \r | |
7 | Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r | |
8 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
9 | \r | |
10 | **/\r | |
11 | \r | |
12 | #ifndef __EDID_DISCOVERED_H__\r | |
13 | #define __EDID_DISCOVERED_H__\r | |
14 | \r | |
15 | #define EFI_EDID_DISCOVERED_PROTOCOL_GUID \\r | |
16 | { \\r | |
17 | 0x1c0c34f6, 0xd380, 0x41fa, {0xa0, 0x49, 0x8a, 0xd0, 0x6c, 0x1a, 0x66, 0xaa } \\r | |
18 | }\r | |
19 | \r | |
20 | ///\r | |
21 | /// This protocol contains the EDID information retrieved from a video output device.\r | |
22 | ///\r | |
23 | typedef struct {\r | |
24 | ///\r | |
25 | /// The size, in bytes, of the Edid buffer. 0 if no EDID information\r | |
26 | /// is available from the video output device. Otherwise, it must be a\r | |
27 | /// minimum of 128 bytes.\r | |
28 | ///\r | |
29 | UINT32 SizeOfEdid;\r | |
30 | \r | |
31 | ///\r | |
32 | /// A pointer to a read-only array of bytes that contains the EDID\r | |
33 | /// information for an active video output device. This pointer is\r | |
34 | /// NULL if no EDID information is available for the video output\r | |
35 | /// device. The minimum size of a valid Edid buffer is 128 bytes.\r | |
36 | /// EDID information is defined in the E-EDID EEPROM\r | |
37 | /// specification published by VESA (www.vesa.org).\r | |
38 | ///\r | |
39 | UINT8 *Edid;\r | |
40 | } EFI_EDID_DISCOVERED_PROTOCOL;\r | |
41 | \r | |
42 | extern EFI_GUID gEfiEdidDiscoveredProtocolGuid;\r | |
43 | \r | |
44 | #endif\r |