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Diffstat (limited to 'Demos/Device/ClassDriver/DualMIDI/Descriptors.h')
| -rw-r--r-- | Demos/Device/ClassDriver/DualMIDI/Descriptors.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/Demos/Device/ClassDriver/DualMIDI/Descriptors.h b/Demos/Device/ClassDriver/DualMIDI/Descriptors.h new file mode 100644 index 0000000000..a7ce6d2cd6 --- /dev/null +++ b/Demos/Device/ClassDriver/DualMIDI/Descriptors.h @@ -0,0 +1,124 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2017. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaims all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * + * Header file for Descriptors.c. + */ + +#ifndef _DESCRIPTORS_H_ +#define _DESCRIPTORS_H_ + + /* Includes: */ + #include <LUFA/Drivers/USB/USB.h> + + #include <avr/pgmspace.h> + + /* Macros: */ + /** Endpoint address of the MIDI streaming data IN endpoint, for device-to-host data transfers. */ + #define MIDI_STREAM_IN_EPADDR (ENDPOINT_DIR_IN | 2) + + /** Endpoint address of the MIDI streaming data OUT endpoint, for host-to-device data transfers. */ + #define MIDI_STREAM_OUT_EPADDR (ENDPOINT_DIR_OUT | 1) + + /** Endpoint size in bytes of the Audio isochronous streaming data IN and OUT endpoints. */ + #define MIDI_STREAM_EPSIZE 64 + + /* Type Defines: */ + /** Type define for a dual jack endpoint descriptor. This is identical to the LUFA MIDI class driver's + * USB_MIDI_Descriptor_Jack_Endpoint_t, except that it contains two jack association entries. + */ + typedef struct + { + USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length. */ + uint8_t Subtype; /**< Sub type value used to distinguish between audio class-specific descriptors. */ + + uint8_t TotalEmbeddedJacks; /**< Total number of jacks inside this endpoint. */ + uint8_t AssociatedJackID[2]; /**< IDs of each jack inside the endpoint. */ + } ATTR_PACKED USB_MIDI_Descriptor_DualJack_Endpoint_t; + + /** Type define for the device configuration descriptor structure. This must be defined in the + * application code, as the configuration descriptor contains several sub-descriptors which + * vary between devices, and which describe the device's usage to the host. + */ + typedef struct + { + USB_Descriptor_Configuration_Header_t Config; + + // MIDI Audio Control Interface + USB_Descriptor_Interface_t Audio_ControlInterface; + USB_Audio_Descriptor_Interface_AC_t Audio_ControlInterface_SPC; + + // MIDI Audio Streaming Interface + USB_Descriptor_Interface_t Audio_StreamInterface; + USB_MIDI_Descriptor_AudioInterface_AS_t Audio_StreamInterface_SPC; + USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Emb; + USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Emb2; + USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Ext; + USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Ext2; + USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Emb; + USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Emb2; + USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Ext; + USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Ext2; + USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_In_Jack_Endpoint; + USB_MIDI_Descriptor_DualJack_Endpoint_t MIDI_In_Jack_Endpoint_SPC; + USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_Out_Jack_Endpoint; + USB_MIDI_Descriptor_DualJack_Endpoint_t MIDI_Out_Jack_Endpoint_SPC; + } USB_Descriptor_Configuration_t; + + /** Enum for the device interface descriptor IDs within the device. Each interface descriptor + * should have a unique ID index associated with it, which can be used to refer to the + * interface from other descriptors. + */ + enum InterfaceDescriptors_t + { + INTERFACE_ID_AudioControl = 0, /**< Audio control interface descriptor ID */ + INTERFACE_ID_AudioStream = 1, /**< Audio streaming interface descriptor ID */ + }; + + /** Enum for the device string descriptor IDs within the device. Each string descriptor should + * have a unique ID index associated with it, which can be used to refer to the string from + * other descriptors. + */ + enum StringDescriptors_t + { + STRING_ID_Language = 0, /**< Supported Languages string descriptor ID (must be zero) */ + STRING_ID_Manufacturer = 1, /**< Manufacturer string ID */ + STRING_ID_Product = 2, /**< Product string ID */ + }; + + /* Function Prototypes: */ + uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, + const uint16_t wIndex, + const void** const DescriptorAddress) + ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3); + +#endif + |