111 lines
4.3 KiB
C
111 lines
4.3 KiB
C
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2017.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaims all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* Header file for Descriptors.c.
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*/
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#ifndef _DESCRIPTORS_H_
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#define _DESCRIPTORS_H_
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/* Includes: */
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#include <LUFA/Drivers/USB/USB.h>
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#include <avr/pgmspace.h>
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#include "Config/AppConfig.h"
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/* Macros: */
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/** Endpoint address of the MIDI streaming data IN endpoint, for device-to-host data transfers. */
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#define MIDI_STREAM_IN_EPADDR (ENDPOINT_DIR_IN | 2)
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/** Endpoint address of the MIDI streaming data OUT endpoint, for host-to-device data transfers. */
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#define MIDI_STREAM_OUT_EPADDR (ENDPOINT_DIR_OUT | 1)
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/** Endpoint size in bytes of the Audio isochronous streaming data IN and OUT endpoints. */
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#define MIDI_STREAM_EPSIZE 64
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/* Type Defines: */
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/** Type define for the device configuration descriptor structure. This must be defined in the
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* application code, as the configuration descriptor contains several sub-descriptors which
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* vary between devices, and which describe the device's usage to the host.
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*/
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typedef struct
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{
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USB_Descriptor_Configuration_Header_t Config;
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// MIDI Audio Control Interface
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USB_Descriptor_Interface_t Audio_ControlInterface;
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USB_Audio_Descriptor_Interface_AC_t Audio_ControlInterface_SPC;
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// MIDI Audio Streaming Interface
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USB_Descriptor_Interface_t Audio_StreamInterface;
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USB_MIDI_Descriptor_AudioInterface_AS_t Audio_StreamInterface_SPC;
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USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Emb;
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USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Ext;
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USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Emb;
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USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Ext;
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USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_In_Jack_Endpoint;
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USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_In_Jack_Endpoint_SPC;
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USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_Out_Jack_Endpoint;
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USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_Out_Jack_Endpoint_SPC;
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} USB_Descriptor_Configuration_t;
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/** Enum for the device interface descriptor IDs within the device. Each interface descriptor
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* should have a unique ID index associated with it, which can be used to refer to the
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* interface from other descriptors.
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*/
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enum InterfaceDescriptors_t
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{
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INTERFACE_ID_AudioControl = 0, /**< Audio control interface descriptor ID */
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INTERFACE_ID_AudioStream = 1, /**< Audio stream interface descriptor ID */
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};
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/** Enum for the device string descriptor IDs within the device. Each string descriptor should
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* have a unique ID index associated with it, which can be used to refer to the string from
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* other descriptors.
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*/
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enum StringDescriptors_t
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{
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STRING_ID_Language = 0, /**< Supported Languages string descriptor ID (must be zero) */
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STRING_ID_Manufacturer = 1, /**< Manufacturer string ID */
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STRING_ID_Product = 2, /**< Product string ID */
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};
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/* Function Prototypes: */
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uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
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const uint16_t wIndex,
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const void** const DescriptorAddress)
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ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
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#endif
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