CloverBootloader/Include/Protocol/HdaControllerInfo.h

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/*
* File: HdaControllerInfo.h
*
* Copyright (c) 2018 John Davis
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef _EFI_HDA_CONTROLLER_INFO_H_
#define _EFI_HDA_CONTROLLER_INFO_H_
#include <Uefi.h>
// HDA Controller Info protocol GUID.
#define EFI_HDA_CONTROLLER_INFO_PROTOCOL_GUID { \
0xE5FC2CAF, 0x0291, 0x46F2, { 0x87, 0xF8, 0x10, 0xC7, 0x58, 0x72, 0x58, 0x04 } \
}
extern EFI_GUID gEfiHdaControllerInfoProtocolGuid;
typedef struct _EFI_HDA_CONTROLLER_INFO_PROTOCOL EFI_HDA_CONTROLLER_INFO_PROTOCOL;
/**
Gets the controller's name.
@param[in] This A pointer to the EFI_HDA_CONTROLLER_INFO_PROTOCOL instance.
@param[out] CodecName A pointer to the buffer to return the codec name.
@retval EFI_SUCCESS The controller name was retrieved.
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HDA_CONTROLLER_INFO_GET_NAME)(
IN EFI_HDA_CONTROLLER_INFO_PROTOCOL *This,
OUT CHAR16 **ControllerName);
/**
Gets the controller's vendor and device ID.
@param[in] This A pointer to the EFI_HDA_CONTROLLER_INFO_PROTOCOL instance.
@param[out] VendorId The vendor and device ID of the controller.
@retval EFI_SUCCESS The vendor and device ID was retrieved.
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_HDA_CONTROLLER_INFO_GET_VENDOR_ID)(
IN EFI_HDA_CONTROLLER_INFO_PROTOCOL *This,
OUT UINT32 *VendorId);
// Protocol struct.
struct _EFI_HDA_CONTROLLER_INFO_PROTOCOL {
EFI_HDA_CONTROLLER_INFO_GET_NAME GetName;
EFI_HDA_CONTROLLER_INFO_GET_VENDOR_ID GetVendorId;
};
#endif