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Some OUT parameters in the specification were mistakenly marked as IN OUT. "IN OUT" replaced with "OUT" in the following interfaces EFI_BOOT_SERVICES.GetMemoryMap():MemoryMap EFI_BOOT_SERVICES.LocateHandleBuffer():NoHandles EFI_SIMPLE_POINTER_PROTOCOL.GetState():State EFI_ABSOLUTE_POINTER_PROTOCOL.GetState():State EFI_EDID_OVERRIDE_PROTOCOL.GetEdid():EdidSize and Edid EFI_ATA_PASS_THRU_PROTOCOL.BuildDevicePath():DevicePath EFI_NVM_EXPRESS_PASS_THRU_PROTOCOL.BuildDevicePath():DevicePath EFI_SD_MMC_PASS_THRU_PROTOCOL.BuildDevicePath():DevicePath EFI_EXT_SCSI_PASS_THRU_PROTOCOL.BuildDevicePath():DevicePath EFI_FIRMWARE_MANAGEMENT_PROTOCOL.GetImage():Image (UEFI 2.8 errata a, mantis 2035) Signed-off-by: Oleksiy Yakovlev <oleksiyy@ami.com> Reviewed-by: Liming Gao <liming.gao@intel.com>
62 lines
2.2 KiB
C
62 lines
2.2 KiB
C
/** @file
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EDID Override Protocol from the UEFI 2.0 specification.
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Allow platform to provide EDID information to the producer of the Graphics Output
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protocol.
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Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef __EDID_OVERRIDE_H__
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#define __EDID_OVERRIDE_H__
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#define EFI_EDID_OVERRIDE_PROTOCOL_GUID \
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{ \
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0x48ecb431, 0xfb72, 0x45c0, {0xa9, 0x22, 0xf4, 0x58, 0xfe, 0x4, 0xb, 0xd5 } \
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}
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typedef struct _EFI_EDID_OVERRIDE_PROTOCOL EFI_EDID_OVERRIDE_PROTOCOL;
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#define EFI_EDID_OVERRIDE_DONT_OVERRIDE 0x01
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#define EFI_EDID_OVERRIDE_ENABLE_HOT_PLUG 0x02
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/**
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Returns policy information and potentially a replacement EDID for the specified video output device.
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@param This The EFI_EDID_OVERRIDE_PROTOCOL instance.
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@param ChildHandle A child handle produced by the Graphics Output EFI
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driver that represents a video output device.
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@param Attributes The attributes associated with ChildHandle video output device.
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@param EdidSize A pointer to the size, in bytes, of the Edid buffer.
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@param Edid A pointer to callee allocated buffer that contains the EDID that
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should be used for ChildHandle. A value of NULL
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represents no EDID override for ChildHandle.
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@retval EFI_SUCCESS Valid overrides returned for ChildHandle.
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@retval EFI_UNSUPPORTED ChildHandle has no overrides.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_EDID_OVERRIDE_PROTOCOL_GET_EDID)(
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IN EFI_EDID_OVERRIDE_PROTOCOL *This,
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IN EFI_HANDLE *ChildHandle,
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OUT UINT32 *Attributes,
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OUT UINTN *EdidSize,
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OUT UINT8 **Edid
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);
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///
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/// This protocol is produced by the platform to allow the platform to provide
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/// EDID information to the producer of the Graphics Output protocol.
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///
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struct _EFI_EDID_OVERRIDE_PROTOCOL {
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EFI_EDID_OVERRIDE_PROTOCOL_GET_EDID GetEdid;
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};
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extern EFI_GUID gEfiEdidOverrideProtocolGuid;
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#endif
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