168 lines
5.1 KiB
C
168 lines
5.1 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* This file is part of the TinyUSB stack.
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*/
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/** \ingroup group_class
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* \defgroup ClassDriver_CDC Communication Device Class (CDC)
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* Currently only Abstract Control Model subclass is supported
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* @{ */
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#ifndef _TUSB_MIDI_H__
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#define _TUSB_MIDI_H__
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#include "common/tusb_common.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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//--------------------------------------------------------------------+
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// Class Specific Descriptor
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//--------------------------------------------------------------------+
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typedef enum
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{
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MIDI_CS_INTERFACE_HEADER = 0x01,
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MIDI_CS_INTERFACE_IN_JACK = 0x02,
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MIDI_CS_INTERFACE_OUT_JACK = 0x03,
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MIDI_CS_INTERFACE_ELEMENT = 0x04,
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} midi_cs_interface_subtype_t;
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typedef enum
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{
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MIDI_CS_ENDPOINT_GENERAL = 0x01
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} midi_cs_endpoint_subtype_t;
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typedef enum
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{
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MIDI_JACK_EMBEDDED = 0x01,
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MIDI_JACK_EXTERNAL = 0x02
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} midi_jack_type_t;
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/// MIDI Interface Header Descriptor
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typedef struct TU_ATTR_PACKED
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{
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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uint8_t bDescriptorSubType ; ///< Descriptor SubType
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uint16_t bcdMSC ; ///< MidiStreaming SubClass release number in Binary-Coded Decimal
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uint16_t wTotalLength ;
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} midi_desc_header_t;
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/// MIDI In Jack Descriptor
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typedef struct TU_ATTR_PACKED
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{
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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uint8_t bDescriptorSubType ; ///< Descriptor SubType
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uint8_t bJackType ; ///< Embedded or External
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uint8_t bJackID ; ///< Unique ID for MIDI IN Jack
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uint8_t iJack ; ///< string descriptor
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} midi_desc_in_jack_t;
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/// MIDI Out Jack Descriptor with single pin
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typedef struct TU_ATTR_PACKED
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{
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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uint8_t bDescriptorSubType ; ///< Descriptor SubType
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uint8_t bJackType ; ///< Embedded or External
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uint8_t bJackID ; ///< Unique ID for MIDI IN Jack
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uint8_t bNrInputPins;
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uint8_t baSourceID;
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uint8_t baSourcePin;
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uint8_t iJack ; ///< string descriptor
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} midi_desc_out_jack_t ;
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/// MIDI Out Jack Descriptor with multiple pins
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#define midi_desc_out_jack_n_t(input_num) \
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struct TU_ATTR_PACKED { \
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uint8_t bLength ; \
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uint8_t bDescriptorType ; \
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uint8_t bDescriptorSubType ; \
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uint8_t bJackType ; \
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uint8_t bJackID ; \
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uint8_t bNrInputPins ; \
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struct TU_ATTR_PACKED { \
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uint8_t baSourceID; \
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uint8_t baSourcePin; \
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} pins[input_num]; \
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uint8_t iJack ; \
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}
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/// MIDI Element Descriptor
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typedef struct TU_ATTR_PACKED
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{
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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uint8_t bDescriptorSubType ; ///< Descriptor SubType
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uint8_t bElementID;
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uint8_t bNrInputPins;
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uint8_t baSourceID;
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uint8_t baSourcePin;
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uint8_t bNrOutputPins;
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uint8_t bInTerminalLink;
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uint8_t bOutTerminalLink;
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uint8_t bElCapsSize;
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uint16_t bmElementCaps;
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uint8_t iElement;
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} midi_desc_element_t;
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/// MIDI Element Descriptor with multiple pins
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#define midi_desc_element_n_t(input_num) \
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struct TU_ATTR_PACKED { \
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uint8_t bLength; \
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uint8_t bDescriptorType; \
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uint8_t bDescriptorSubType; \
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uint8_t bElementID; \
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uint8_t bNrInputPins; \
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struct TU_ATTR_PACKED { \
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uint8_t baSourceID; \
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uint8_t baSourcePin; \
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} pins[input_num]; \
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uint8_t bNrOutputPins; \
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uint8_t bInTerminalLink; \
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uint8_t bOutTerminalLink; \
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uint8_t bElCapsSize; \
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uint16_t bmElementCaps; \
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uint8_t iElement; \
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}
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif
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/** @} */
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