2 EDID Active Protocol from the UEFI 2.0 specification.
4 Placed on the video output device child handle that is actively displaying output.
6 Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
7 SPDX-License-Identifier: BSD-2-Clause-Patent
11 #ifndef __EDID_ACTIVE_H__
12 #define __EDID_ACTIVE_H__
14 #define EFI_EDID_ACTIVE_PROTOCOL_GUID \
16 0xbd8c1056, 0x9f36, 0x44ec, {0x92, 0xa8, 0xa6, 0x33, 0x7f, 0x81, 0x79, 0x86 } \
20 /// This protocol contains the EDID information for an active video output device. This is either the
21 /// EDID information retrieved from the EFI_EDID_OVERRIDE_PROTOCOL if an override is
22 /// available, or an identical copy of the EDID information from the
23 /// EFI_EDID_DISCOVERED_PROTOCOL if no overrides are available.
27 /// The size, in bytes, of the Edid buffer. 0 if no EDID information
28 /// is available from the video output device. Otherwise, it must be a
29 /// minimum of 128 bytes.
34 /// A pointer to a read-only array of bytes that contains the EDID
35 /// information for an active video output device. This pointer is
36 /// NULL if no EDID information is available for the video output
37 /// device. The minimum size of a valid Edid buffer is 128 bytes.
38 /// EDID information is defined in the E-EDID EEPROM
39 /// specification published by VESA (www.vesa.org).
42 } EFI_EDID_ACTIVE_PROTOCOL
;
44 extern EFI_GUID gEfiEdidActiveProtocolGuid
;