esp32-s2_dfu/src/class/midi/midi.h

213 lines
6.8 KiB
C

/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* 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.
*
* This file is part of the TinyUSB stack.
*/
/** \ingroup group_class
* \defgroup ClassDriver_CDC Communication Device Class (CDC)
* Currently only Abstract Control Model subclass is supported
* @{ */
#ifndef _TUSB_MIDI_H__
#define _TUSB_MIDI_H__
#include "common/tusb_common.h"
#ifdef __cplusplus
extern "C" {
#endif
//--------------------------------------------------------------------+
// Class Specific Descriptor
//--------------------------------------------------------------------+
typedef enum
{
MIDI_CS_INTERFACE_HEADER = 0x01,
MIDI_CS_INTERFACE_IN_JACK = 0x02,
MIDI_CS_INTERFACE_OUT_JACK = 0x03,
MIDI_CS_INTERFACE_ELEMENT = 0x04,
} midi_cs_interface_subtype_t;
typedef enum
{
MIDI_CS_ENDPOINT_GENERAL = 0x01
} midi_cs_endpoint_subtype_t;
typedef enum
{
MIDI_JACK_EMBEDDED = 0x01,
MIDI_JACK_EXTERNAL = 0x02
} midi_jack_type_t;
typedef enum
{
MIDI_CIN_MISC = 0,
MIDI_CIN_CABLE_EVENT = 1,
MIDI_CIN_SYSCOM_2BYTE = 2, // 2 byte system common message e.g MTC, SongSelect
MIDI_CIN_SYSCOM_3BYTE = 3, // 3 byte system common message e.g SPP
MIDI_CIN_SYSEX_START = 4, // SysEx starts or continue
MIDI_CIN_SYSEX_END_1BYTE = 5, // SysEx ends with 1 data, or 1 byte system common message
MIDI_CIN_SYSEX_END_2BYTE = 6, // SysEx ends with 2 data
MIDI_CIN_SYSEX_END_3BYTE = 7, // SysEx ends with 3 data
MIDI_CIN_NOTE_ON = 8,
MIDI_CIN_NOTE_OFF = 9,
MIDI_CIN_POLY_KEYPRESS = 10,
MIDI_CIN_CONTROL_CHANGE = 11,
MIDI_CIN_PROGRAM_CHANGE = 12,
MIDI_CIN_CHANNEL_PRESSURE = 13,
MIDI_CIN_PITCH_BEND_CHANGE = 14,
MIDI_CIN_1BYTE_DATA = 15
} midi_code_index_number_t;
// MIDI 1.0 status byte
enum
{
//------------- System Exclusive -------------//
MIDI_STATUS_SYSEX_START = 0xF0,
MIDI_STATUS_SYSEX_END = 0xF7,
//------------- System Common -------------//
MIDI_STATUS_SYSCOM_TIME_CODE_QUARTER_FRAME = 0xF1,
MIDI_STATUS_SYSCOM_SONG_POSITION_POINTER = 0xF2,
MIDI_STATUS_SYSCOM_SONG_SELECT = 0xF3,
// F4, F5 is undefined
MIDI_STATUS_SYSCOM_TUNE_REQUEST = 0xF6,
//------------- System RealTime -------------//
MIDI_STATUS_SYSREAL_TIMING_CLOCK = 0xF8,
// 0xF9 is undefined
MIDI_STATUS_SYSREAL_START = 0xFA,
MIDI_STATUS_SYSREAL_CONTINUE = 0xFB,
MIDI_STATUS_SYSREAL_STOP = 0xFC,
// 0xFD is undefined
MIDI_STATUS_SYSREAL_ACTIVE_SENSING = 0xFE,
MIDI_STATUS_SYSREAL_SYSTEM_RESET = 0xFF,
};
/// MIDI Interface Header Descriptor
typedef struct TU_ATTR_PACKED
{
uint8_t bLength ; ///< Size of this descriptor in bytes.
uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
uint8_t bDescriptorSubType ; ///< Descriptor SubType
uint16_t bcdMSC ; ///< MidiStreaming SubClass release number in Binary-Coded Decimal
uint16_t wTotalLength ;
} midi_desc_header_t;
/// MIDI In Jack Descriptor
typedef struct TU_ATTR_PACKED
{
uint8_t bLength ; ///< Size of this descriptor in bytes.
uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
uint8_t bDescriptorSubType ; ///< Descriptor SubType
uint8_t bJackType ; ///< Embedded or External
uint8_t bJackID ; ///< Unique ID for MIDI IN Jack
uint8_t iJack ; ///< string descriptor
} midi_desc_in_jack_t;
/// MIDI Out Jack Descriptor with single pin
typedef struct TU_ATTR_PACKED
{
uint8_t bLength ; ///< Size of this descriptor in bytes.
uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
uint8_t bDescriptorSubType ; ///< Descriptor SubType
uint8_t bJackType ; ///< Embedded or External
uint8_t bJackID ; ///< Unique ID for MIDI IN Jack
uint8_t bNrInputPins;
uint8_t baSourceID;
uint8_t baSourcePin;
uint8_t iJack ; ///< string descriptor
} midi_desc_out_jack_t ;
/// MIDI Out Jack Descriptor with multiple pins
#define midi_desc_out_jack_n_t(input_num) \
struct TU_ATTR_PACKED { \
uint8_t bLength ; \
uint8_t bDescriptorType ; \
uint8_t bDescriptorSubType ; \
uint8_t bJackType ; \
uint8_t bJackID ; \
uint8_t bNrInputPins ; \
struct TU_ATTR_PACKED { \
uint8_t baSourceID; \
uint8_t baSourcePin; \
} pins[input_num]; \
uint8_t iJack ; \
}
/// MIDI Element Descriptor
typedef struct TU_ATTR_PACKED
{
uint8_t bLength ; ///< Size of this descriptor in bytes.
uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
uint8_t bDescriptorSubType ; ///< Descriptor SubType
uint8_t bElementID;
uint8_t bNrInputPins;
uint8_t baSourceID;
uint8_t baSourcePin;
uint8_t bNrOutputPins;
uint8_t bInTerminalLink;
uint8_t bOutTerminalLink;
uint8_t bElCapsSize;
uint16_t bmElementCaps;
uint8_t iElement;
} midi_desc_element_t;
/// MIDI Element Descriptor with multiple pins
#define midi_desc_element_n_t(input_num) \
struct TU_ATTR_PACKED { \
uint8_t bLength; \
uint8_t bDescriptorType; \
uint8_t bDescriptorSubType; \
uint8_t bElementID; \
uint8_t bNrInputPins; \
struct TU_ATTR_PACKED { \
uint8_t baSourceID; \
uint8_t baSourcePin; \
} pins[input_num]; \
uint8_t bNrOutputPins; \
uint8_t bInTerminalLink; \
uint8_t bOutTerminalLink; \
uint8_t bElCapsSize; \
uint16_t bmElementCaps; \
uint8_t iElement; \
}
/** @} */
#ifdef __cplusplus
}
#endif
#endif
/** @} */