1*65641822SToomas Soome /** @file 2*65641822SToomas Soome EDID Discovered Protocol from the UEFI 2.0 specification. 3*65641822SToomas Soome 4*65641822SToomas Soome This protocol is placed on the video output device child handle. It represents 5*65641822SToomas Soome the EDID information being used for the output device represented by the child handle. 6*65641822SToomas Soome 7*65641822SToomas Soome Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR> 8*65641822SToomas Soome This program and the accompanying materials 9*65641822SToomas Soome are licensed and made available under the terms and conditions of the BSD License 10*65641822SToomas Soome which accompanies this distribution. The full text of the license may be found at 11*65641822SToomas Soome http://opensource.org/licenses/bsd-license.php 12*65641822SToomas Soome 13*65641822SToomas Soome THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 14*65641822SToomas Soome WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 15*65641822SToomas Soome 16*65641822SToomas Soome **/ 17*65641822SToomas Soome 18*65641822SToomas Soome #ifndef __EDID_DISCOVERED_H__ 19*65641822SToomas Soome #define __EDID_DISCOVERED_H__ 20*65641822SToomas Soome 21*65641822SToomas Soome #define EFI_EDID_DISCOVERED_PROTOCOL_GUID \ 22*65641822SToomas Soome { \ 23*65641822SToomas Soome 0x1c0c34f6, 0xd380, 0x41fa, {0xa0, 0x49, 0x8a, 0xd0, 0x6c, 0x1a, 0x66, 0xaa } \ 24*65641822SToomas Soome } 25*65641822SToomas Soome 26*65641822SToomas Soome /// 27*65641822SToomas Soome /// This protocol contains the EDID information retrieved from a video output device. 28*65641822SToomas Soome /// 29*65641822SToomas Soome typedef struct { 30*65641822SToomas Soome /// 31*65641822SToomas Soome /// The size, in bytes, of the Edid buffer. 0 if no EDID information 32*65641822SToomas Soome /// is available from the video output device. Otherwise, it must be a 33*65641822SToomas Soome /// minimum of 128 bytes. 34*65641822SToomas Soome /// 35*65641822SToomas Soome UINT32 SizeOfEdid; 36*65641822SToomas Soome 37*65641822SToomas Soome /// 38*65641822SToomas Soome /// A pointer to a read-only array of bytes that contains the EDID 39*65641822SToomas Soome /// information for an active video output device. This pointer is 40*65641822SToomas Soome /// NULL if no EDID information is available for the video output 41*65641822SToomas Soome /// device. The minimum size of a valid Edid buffer is 128 bytes. 42*65641822SToomas Soome /// EDID information is defined in the E-EDID EEPROM 43*65641822SToomas Soome /// specification published by VESA (www.vesa.org). 44*65641822SToomas Soome /// 45*65641822SToomas Soome UINT8 *Edid; 46*65641822SToomas Soome } EFI_EDID_DISCOVERED_PROTOCOL; 47*65641822SToomas Soome 48*65641822SToomas Soome extern EFI_GUID gEfiEdidDiscoveredProtocolGuid; 49*65641822SToomas Soome 50*65641822SToomas Soome #endif 51