OpenCorePkg/Include/Acidanthera/Protocol/OcForceResolution.h

58 lines
1.8 KiB
C

/** @file
Copyright (C) 2020, Goldfish64. All rights reserved.
All rights reserved.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef OC_FORCE_RESOLUTION_PROTOCOL_H
#define OC_FORCE_RESOLUTION_PROTOCOL_H
#include <Uefi.h>
//
// OC_FORCE_RESOLUTION_PROTOCOL_GUID
// BC7EC589-2390-4DA3-8025-77DAD34F3609
//
#define OC_FORCE_RESOLUTION_PROTOCOL_GUID \
{ 0xBC7EC589, 0x2390, 0x4DA3, \
{ 0x80, 0x25, 0x77, 0xDA, 0xD3, 0x4F, 0x36, 0x09 } }
typedef struct OC_FORCE_RESOLUTION_PROTOCOL_ OC_FORCE_RESOLUTION_PROTOCOL;
/**
Force the specified resolution and reconnect the controller.
Specifying zero for Width and Height will pull the maximum
supported resolution by the EDID instead.
@param[in,out] This Protocol instance.
@param[in] Width Desired screen width.
@param[in] Height Desired screen height.
@retval EFI_SUCCESS Resolution successfully forced.
@retval EFI_UNSUPPORTED The video adapter or the display are not supported.
@retval EFI_ALREADY_STARTED The specified resolution is already supported.
**/
typedef
EFI_STATUS
(EFIAPI *OC_FORCE_RESOLUTION_SET_RESOLUTION)(
IN OUT OC_FORCE_RESOLUTION_PROTOCOL *This,
IN UINT32 Width OPTIONAL,
IN UINT32 Height OPTIONAL
);
struct OC_FORCE_RESOLUTION_PROTOCOL_ {
OC_FORCE_RESOLUTION_SET_RESOLUTION SetResolution;
};
extern EFI_GUID gOcForceResolutionProtocolGuid;
#endif