100 lines
3.9 KiB
C
100 lines
3.9 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
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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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#include <stdint.h>
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#include "py/obj.h"
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#include "py/runtime.h"
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#include "shared-bindings/usb_midi/__init__.h"
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#include "shared-bindings/usb_midi/PortIn.h"
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#include "shared-bindings/usb_midi/PortOut.h"
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#include "supervisor/shared/translate/translate.h"
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#include "py/runtime.h"
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//| """MIDI over USB
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//|
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//| The `usb_midi` module contains classes to transmit and receive MIDI messages over USB."""
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//|
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//| ports: Tuple[Union[PortIn, PortOut], ...]
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//| """Tuple of all MIDI ports. Each item is ether `PortIn` or `PortOut`."""
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//|
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//| def disable() -> None:
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//| """Disable presenting a USB MIDI device to the host.
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//| The device is normally enabled by default, but on some boards with limited endpoints
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//| including ESP32-S2 and certain STM boards, it is disabled by default.
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//| Can be called in ``boot.py``, before USB is connected."""
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//| ...
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//|
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STATIC mp_obj_t usb_midi_disable(void) {
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if (!common_hal_usb_midi_disable()) {
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mp_raise_RuntimeError(translate("Cannot change USB devices now"));
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}
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_0(usb_midi_disable_obj, usb_midi_disable);
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//| def enable() -> None:
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//| """Enable presenting a USB MIDI device to the host.
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//| The device is enabled by default, so you do not normally need to call this function.
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//| Can be called in ``boot.py``, before USB is connected.
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//|
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//| If you enable too many devices at once, you will run out of USB endpoints.
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//| The number of available endpoints varies by microcontroller.
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//| CircuitPython will go into safe mode after running boot.py to inform you if
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//| not enough endpoints are available.
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//| """
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//| ...
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//|
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STATIC mp_obj_t usb_midi_enable(void) {
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if (!common_hal_usb_midi_enable()) {
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mp_raise_RuntimeError(translate("Cannot change USB devices now"));
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}
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_0(usb_midi_enable_obj, usb_midi_enable);
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mp_map_elem_t usb_midi_module_globals_table[] = {
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{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_usb_midi) },
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{ MP_ROM_QSTR(MP_QSTR_disable), MP_OBJ_FROM_PTR(&usb_midi_disable_obj) },
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{ MP_ROM_QSTR(MP_QSTR_enable), MP_OBJ_FROM_PTR(&usb_midi_enable_obj) },
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{ MP_ROM_QSTR(MP_QSTR_ports), mp_const_empty_tuple },
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{ MP_ROM_QSTR(MP_QSTR_PortIn), MP_OBJ_FROM_PTR(&usb_midi_portin_type) },
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{ MP_ROM_QSTR(MP_QSTR_PortOut), MP_OBJ_FROM_PTR(&usb_midi_portout_type) },
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};
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// This isn't const so we can set ports dynamically.
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MP_DEFINE_MUTABLE_DICT(usb_midi_module_globals, usb_midi_module_globals_table);
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const mp_obj_module_t usb_midi_module = {
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.base = { &mp_type_module },
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.globals = (mp_obj_dict_t *)&usb_midi_module_globals,
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};
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MP_REGISTER_MODULE(MP_QSTR_usb_midi, usb_midi_module, CIRCUITPY_USB_MIDI);
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