]>
Commit | Line | Data |
---|---|---|
d1f95000 | 1 | /** @file\r |
2 | EDID Active Protocol from the UEFI 2.0 specification.\r | |
3 | \r | |
4 | Placed on the video output device child handle that are actively displaying output.\r | |
5 | \r | |
4ca9b6c4 | 6 | Copyright (c) 2006 - 2008, Intel Corporation \r |
d1f95000 | 7 | All rights reserved. This program and the accompanying materials \r |
8 | are licensed and made available under the terms and conditions of the BSD License \r | |
9 | which accompanies this distribution. The full text of the license may be found at \r | |
10 | http://opensource.org/licenses/bsd-license.php \r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
14 | \r | |
d1f95000 | 15 | **/\r |
16 | \r | |
17 | #ifndef __EDID_ACTIVE_H__\r | |
18 | #define __EDID_ACTIVE_H__\r | |
19 | \r | |
20 | #define EFI_EDID_ACTIVE_PROTOCOL_GUID \\r | |
21 | { \\r | |
22 | 0xbd8c1056, 0x9f36, 0x44ec, {0x92, 0xa8, 0xa6, 0x33, 0x7f, 0x81, 0x79, 0x86 } \\r | |
23 | }\r | |
24 | \r | |
44717a39 | 25 | ///\r |
26 | /// This protocol contains the EDID information for an active video output device. This is either the\r | |
27 | /// EDID information retrieved from the EFI_EDID_OVERRIDE_PROTOCOL if an override is\r | |
28 | /// available, or an identical copy of the EDID information from the\r | |
29 | /// EFI_EDID_DISCOVERED_PROTOCOL if no overrides are available.\r | |
30 | ///\r | |
d1f95000 | 31 | typedef struct {\r |
a4e0b060 | 32 | ///\r |
33 | /// The size, in bytes, of the Edid buffer. 0 if no EDID information\r | |
34 | /// is available from the video output device. Otherwise, it must be a\r | |
35 | /// minimum of 128 bytes.\r | |
36 | ///\r | |
d1f95000 | 37 | UINT32 SizeOfEdid;\r |
a4e0b060 | 38 | \r |
39 | ///\r | |
40 | /// A pointer to a read-only array of bytes that contains the EDID\r | |
41 | /// information for an active video output device. This pointer is\r | |
42 | /// NULL if no EDID information is available for the video output\r | |
43 | /// device. The minimum size of a valid Edid buffer is 128 bytes.\r | |
44 | /// EDID information is defined in the E-DID EEPROM\r | |
45 | /// specification published by VESA (www.vesa.org).\r | |
46 | ///\r | |
d1f95000 | 47 | UINT8 *Edid;\r |
48 | } EFI_EDID_ACTIVE_PROTOCOL;\r | |
49 | \r | |
50 | extern EFI_GUID gEfiEdidActiveProtocolGuid;\r | |
51 | \r | |
52 | #endif\r |