mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-17 15:18:06 +01:00
227 lines
7.4 KiB
C
227 lines
7.4 KiB
C
/*
|
|
* File: AudioIo.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_AUDIO_IO_H_
|
|
#define _EFI_AUDIO_IO_H_
|
|
|
|
#include <Uefi.h>
|
|
|
|
// Audio I/O protocol GUID.
|
|
#define EFI_AUDIO_IO_PROTOCOL_GUID { \
|
|
0xF05B559C, 0x1971, 0x4AF5, { 0xB2, 0xAE, 0xD6, 0x08, 0x08, 0xF7, 0x4F, 0x70 } \
|
|
}
|
|
extern EFI_GUID gEfiAudioIoProtocolGuid;
|
|
typedef struct _EFI_AUDIO_IO_PROTOCOL EFI_AUDIO_IO_PROTOCOL;
|
|
|
|
// Port type.
|
|
typedef enum {
|
|
EfiAudioIoTypeOutput = 0,
|
|
EfiAudioIoTypeInput,
|
|
EfiAudioIoTypeMaximum
|
|
} EFI_AUDIO_IO_PROTOCOL_TYPE;
|
|
|
|
// Device type.
|
|
typedef enum {
|
|
EfiAudioIoDeviceLine = 0,
|
|
EfiAudioIoDeviceSpeaker,
|
|
EfiAudioIoDeviceHeadphones,
|
|
EfiAudioIoDeviceSpdif,
|
|
EfiAudioIoDeviceMic,
|
|
EfiAudioIoDeviceHdmi,
|
|
EfiAudioIoDeviceOther,
|
|
EfiAudioIoDeviceMaximum
|
|
} EFI_AUDIO_IO_PROTOCOL_DEVICE;
|
|
|
|
// Port location.
|
|
typedef enum {
|
|
EfiAudioIoLocationNone = 0,
|
|
EfiAudioIoLocationRear,
|
|
EfiAudioIoLocationFront,
|
|
EfiAudioIoLocationLeft,
|
|
EfiAudioIoLocationRight,
|
|
EfiAudioIoLocationTop,
|
|
EfiAudioIoLocationBottom,
|
|
EfiAudioIoLocationOther,
|
|
EfiAudioIoLocationMaximum
|
|
} EFI_AUDIO_IO_PROTOCOL_LOCATION;
|
|
|
|
// Port surface.
|
|
typedef enum {
|
|
EfiAudioIoSurfaceExternal = 0,
|
|
EfiAudioIoSurfaceInternal,
|
|
EfiAudioIoSurfaceOther,
|
|
EfiAudioIoSurfaceMaximum
|
|
} EFI_AUDIO_IO_PROTOCOL_SURFACE;
|
|
|
|
// Size in bits of each sample.
|
|
typedef enum {
|
|
EfiAudioIoBits8 = BIT0,
|
|
EfiAudioIoBits16 = BIT1,
|
|
EfiAudioIoBits20 = BIT2,
|
|
EfiAudioIoBits24 = BIT3,
|
|
EfiAudioIoBits32 = BIT4
|
|
} EFI_AUDIO_IO_PROTOCOL_BITS;
|
|
|
|
// Frequency of each sample.
|
|
typedef enum {
|
|
EfiAudioIoFreq8kHz = BIT0,
|
|
EfiAudioIoFreq11kHz = BIT1,
|
|
EfiAudioIoFreq16kHz = BIT2,
|
|
EfiAudioIoFreq22kHz = BIT3,
|
|
EfiAudioIoFreq32kHz = BIT4,
|
|
EfiAudioIoFreq44kHz = BIT5,
|
|
EfiAudioIoFreq48kHz = BIT6,
|
|
EfiAudioIoFreq88kHz = BIT7,
|
|
EfiAudioIoFreq96kHz = BIT8,
|
|
EfiAudioIoFreq192kHz = BIT9
|
|
} EFI_AUDIO_IO_PROTOCOL_FREQ;
|
|
|
|
// Audio input/output structure.
|
|
typedef struct {
|
|
EFI_AUDIO_IO_PROTOCOL_TYPE Type;
|
|
EFI_AUDIO_IO_PROTOCOL_BITS SupportedBits;
|
|
EFI_AUDIO_IO_PROTOCOL_FREQ SupportedFreqs;
|
|
|
|
EFI_AUDIO_IO_PROTOCOL_DEVICE Device;
|
|
EFI_AUDIO_IO_PROTOCOL_LOCATION Location;
|
|
EFI_AUDIO_IO_PROTOCOL_SURFACE Surface;
|
|
} EFI_AUDIO_IO_PROTOCOL_PORT;
|
|
|
|
// Maximum number of channels.
|
|
#define EFI_AUDIO_IO_PROTOCOL_MAX_CHANNELS 16
|
|
#define EFI_AUDIO_IO_PROTOCOL_MAX_VOLUME 100
|
|
|
|
// Callback function.
|
|
typedef
|
|
VOID
|
|
(EFIAPI *EFI_AUDIO_IO_CALLBACK)(
|
|
IN EFI_AUDIO_IO_PROTOCOL *AudioIo,
|
|
IN VOID *Context);
|
|
|
|
/**
|
|
Gets the collection of output ports.
|
|
|
|
@param[in] This A pointer to the EFI_AUDIO_IO_PROTOCOL instance.
|
|
@param[out] OutputPorts A pointer to a buffer where the output ports will be placed.
|
|
@param[out] OutputPortsCount The number of ports in OutputPorts.
|
|
|
|
@retval EFI_SUCCESS The audio data was played successfully.
|
|
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_AUDIO_IO_GET_OUTPUTS)(
|
|
IN EFI_AUDIO_IO_PROTOCOL *This,
|
|
OUT EFI_AUDIO_IO_PROTOCOL_PORT **OutputPorts,
|
|
OUT UINTN *OutputPortsCount);
|
|
|
|
/**
|
|
Sets up the device to play audio data.
|
|
|
|
@param[in] This A pointer to the EFI_AUDIO_IO_PROTOCOL instance.
|
|
@param[in] OutputIndex The zero-based index of the desired output.
|
|
@param[in] Volume The volume (0-100) to use.
|
|
@param[in] Bits The width in bits of the source data.
|
|
@param[in] Freq The frequency of the source data.
|
|
@param[in] Channels The number of channels the source data contains.
|
|
|
|
@retval EFI_SUCCESS The audio data was played successfully.
|
|
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_AUDIO_IO_SETUP_PLAYBACK)(
|
|
IN EFI_AUDIO_IO_PROTOCOL *This,
|
|
IN UINT8 OutputIndex,
|
|
IN UINT8 Volume,
|
|
IN EFI_AUDIO_IO_PROTOCOL_FREQ Freq,
|
|
IN EFI_AUDIO_IO_PROTOCOL_BITS Bits,
|
|
IN UINT8 Channels);
|
|
|
|
/**
|
|
Begins playback on the device and waits for playback to complete.
|
|
|
|
@param[in] This A pointer to the EFI_AUDIO_IO_PROTOCOL instance.
|
|
@param[in] Data A pointer to the buffer containing the audio data to play.
|
|
@param[in] DataLength The size, in bytes, of the data buffer specified by Data.
|
|
@param[in] Position The position in the buffer to start at.
|
|
|
|
@retval EFI_SUCCESS The audio data was played successfully.
|
|
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_AUDIO_IO_START_PLAYBACK)(
|
|
IN EFI_AUDIO_IO_PROTOCOL *This,
|
|
IN VOID *Data,
|
|
IN UINTN DataLength,
|
|
IN UINTN Position OPTIONAL);
|
|
|
|
/**
|
|
Begins playback on the device asynchronously.
|
|
|
|
@param[in] This A pointer to the EFI_AUDIO_IO_PROTOCOL instance.
|
|
@param[in] Data A pointer to the buffer containing the audio data to play.
|
|
@param[in] DataLength The size, in bytes, of the data buffer specified by Data.
|
|
@param[in] Position The position in the buffer to start at.
|
|
@param[in] Callback A pointer to an optional callback to be invoked when playback is complete.
|
|
@param[in] Context A pointer to data to be passed to the callback function.
|
|
|
|
@retval EFI_SUCCESS The audio data was played successfully.
|
|
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_AUDIO_IO_START_PLAYBACK_ASYNC)(
|
|
IN EFI_AUDIO_IO_PROTOCOL *This,
|
|
IN VOID *Data,
|
|
IN UINTN DataLength,
|
|
IN UINTN Position OPTIONAL,
|
|
IN EFI_AUDIO_IO_CALLBACK Callback OPTIONAL,
|
|
IN VOID *Context OPTIONAL);
|
|
|
|
/**
|
|
Stops playback on the device.
|
|
|
|
@param[in] This A pointer to the EFI_AUDIO_IO_PROTOCOL instance.
|
|
|
|
@retval EFI_SUCCESS The audio data was played successfully.
|
|
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_AUDIO_IO_STOP_PLAYBACK)(
|
|
IN EFI_AUDIO_IO_PROTOCOL *This);
|
|
|
|
// Protocol struct.
|
|
struct _EFI_AUDIO_IO_PROTOCOL {
|
|
EFI_AUDIO_IO_GET_OUTPUTS GetOutputs;
|
|
EFI_AUDIO_IO_SETUP_PLAYBACK SetupPlayback;
|
|
EFI_AUDIO_IO_START_PLAYBACK StartPlayback;
|
|
EFI_AUDIO_IO_START_PLAYBACK_ASYNC StartPlaybackAsync;
|
|
EFI_AUDIO_IO_STOP_PLAYBACK StopPlayback;
|
|
};
|
|
|
|
#endif
|