313 lines
15 KiB
C
313 lines
15 KiB
C
/*
|
|
* This file is part of the Micro Python project, http://micropython.org/
|
|
*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2022 Scott Shawcroft for Adafruit Industries
|
|
*
|
|
* 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 uses method signatures and comments derived from the PyUSB code
|
|
// that has the below BSD-3 license.
|
|
/* Copyright 2009-2017 Wander Lairson Costa
|
|
* Copyright 2009-2021 PyUSB contributors
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* 3. Neither the name of the copyright holder nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "py/objproperty.h"
|
|
#include "shared-bindings/usb/core/Device.h"
|
|
#include "py/runtime.h"
|
|
|
|
//| class Device:
|
|
//|
|
|
//| def __init__(self) -> None:
|
|
//| """User code cannot create Device objects. Instead, get them from
|
|
//| `usb.core.find`.
|
|
//| """
|
|
//| ...
|
|
//|
|
|
|
|
//| idVendor: int
|
|
//| """The USB vendor ID of the device"""
|
|
//|
|
|
STATIC mp_obj_t usb_core_device_obj_get_idVendor(mp_obj_t self_in) {
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return MP_OBJ_NEW_SMALL_INT(common_hal_usb_core_device_get_idVendor(self));
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(usb_core_device_get_idVendor_obj, usb_core_device_obj_get_idVendor);
|
|
|
|
MP_PROPERTY_GETTER(usb_core_device_idVendor_obj,
|
|
(mp_obj_t)&usb_core_device_get_idVendor_obj);
|
|
|
|
//| idProduct: int
|
|
//| """The USB product ID of the device"""
|
|
//|
|
|
STATIC mp_obj_t usb_core_device_obj_get_idProduct(mp_obj_t self_in) {
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return MP_OBJ_NEW_SMALL_INT(common_hal_usb_core_device_get_idProduct(self));
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(usb_core_device_get_idProduct_obj, usb_core_device_obj_get_idProduct);
|
|
|
|
MP_PROPERTY_GETTER(usb_core_device_idProduct_obj,
|
|
(mp_obj_t)&usb_core_device_get_idProduct_obj);
|
|
|
|
//| serial_number: str
|
|
//| """The USB device's serial number string."""
|
|
//|
|
|
STATIC mp_obj_t usb_core_device_obj_get_serial_number(mp_obj_t self_in) {
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return common_hal_usb_core_device_get_serial_number(self);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(usb_core_device_get_serial_number_obj, usb_core_device_obj_get_serial_number);
|
|
|
|
MP_PROPERTY_GETTER(usb_core_device_serial_number_obj,
|
|
(mp_obj_t)&usb_core_device_get_serial_number_obj);
|
|
|
|
//| product: str
|
|
//| """The USB device's product string."""
|
|
//|
|
|
STATIC mp_obj_t usb_core_device_obj_get_product(mp_obj_t self_in) {
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return common_hal_usb_core_device_get_product(self);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(usb_core_device_get_product_obj, usb_core_device_obj_get_product);
|
|
|
|
MP_PROPERTY_GETTER(usb_core_device_product_obj,
|
|
(mp_obj_t)&usb_core_device_get_product_obj);
|
|
|
|
//| manufacturer: str
|
|
//| """The USB device's manufacturer string."""
|
|
//|
|
|
STATIC mp_obj_t usb_core_device_obj_get_manufacturer(mp_obj_t self_in) {
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return common_hal_usb_core_device_get_manufacturer(self);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(usb_core_device_get_manufacturer_obj, usb_core_device_obj_get_manufacturer);
|
|
|
|
MP_PROPERTY_GETTER(usb_core_device_manufacturer_obj,
|
|
(mp_obj_t)&usb_core_device_get_manufacturer_obj);
|
|
|
|
//| def write(self, endpoint: int, data: ReadableBuffer, timeout:Optional[int] = None) -> int:
|
|
//| """Write data to a specific endpoint on the device.
|
|
//|
|
|
//| :param int endpoint: the bEndpointAddress you want to communicate with.
|
|
//| :param ReadableBuffer data: the data to send
|
|
//| :param int timeout: Time to wait specified in milliseconds. (Different from most CircuitPython!)
|
|
//| :returns: the number of bytes written
|
|
//| """
|
|
//| ...
|
|
//|
|
|
STATIC mp_obj_t usb_core_device_write(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
|
|
enum { ARG_endpoint, ARG_data, ARG_timeout };
|
|
static const mp_arg_t allowed_args[] = {
|
|
{ MP_QSTR_endpoint, MP_ARG_REQUIRED | MP_ARG_INT },
|
|
{ MP_QSTR_data, MP_ARG_REQUIRED | MP_ARG_OBJ },
|
|
{ MP_QSTR_timeout, MP_ARG_INT, {.u_int = 0} },
|
|
};
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]);
|
|
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
|
|
mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
|
|
|
|
mp_buffer_info_t bufinfo;
|
|
mp_get_buffer_raise(args[ARG_data].u_obj, &bufinfo, MP_BUFFER_READ);
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(common_hal_usb_core_device_write(self, args[ARG_endpoint].u_int, bufinfo.buf, bufinfo.len, args[ARG_timeout].u_int));
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_KW(usb_core_device_write_obj, 2, usb_core_device_write);
|
|
|
|
|
|
//| def read(self, endpoint: int, size_or_buffer: array.array, timeout:Optional[int] = None) -> int:
|
|
//| """Read data from the endpoint.
|
|
//|
|
|
//| :param int endpoint: the bEndpointAddress you want to communicate with.
|
|
//| :param array.array size_or_buffer: the array to read data into. PyUSB also allows size but CircuitPython only support array to force deliberate memory use.
|
|
//| :param int timeout: Time to wait specified in milliseconds. (Different from most CircuitPython!)
|
|
//| :returns: the number of bytes read
|
|
//| """
|
|
//| ...
|
|
STATIC mp_obj_t usb_core_device_read(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
|
|
enum { ARG_endpoint, ARG_size_or_buffer, ARG_timeout };
|
|
static const mp_arg_t allowed_args[] = {
|
|
{ MP_QSTR_endpoint, MP_ARG_REQUIRED | MP_ARG_INT },
|
|
{ MP_QSTR_size_or_buffer, MP_ARG_REQUIRED | MP_ARG_OBJ },
|
|
{ MP_QSTR_timeout, MP_ARG_INT, {.u_int = 0} },
|
|
};
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]);
|
|
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
|
|
mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
|
|
|
|
mp_buffer_info_t bufinfo;
|
|
mp_get_buffer_raise(args[ARG_size_or_buffer].u_obj, &bufinfo, MP_BUFFER_WRITE);
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(common_hal_usb_core_device_read(self, args[ARG_endpoint].u_int, bufinfo.buf, bufinfo.len, args[ARG_timeout].u_int));
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_KW(usb_core_device_read_obj, 2, usb_core_device_read);
|
|
|
|
//| def ctrl_transfer(self, bmRequestType:int, bRequest:int, wValue:int=0, wIndex:int=0,
|
|
//| data_or_wLength: Optional[array.array] = None, timeout:Optional[int] = None) -> int:
|
|
//| """Do a control transfer on the endpoint 0. The parameters bmRequestType,
|
|
//| bRequest, wValue and wIndex are the same of the USB Standard Control
|
|
//| Request format.
|
|
//|
|
|
//| Control requests may or may not have a data payload to write/read.
|
|
//| In cases which it has, the direction bit of the bmRequestType
|
|
//| field is used to infer the desired request direction.
|
|
//|
|
|
//| For host to device requests (OUT), data_or_wLength parameter is
|
|
//| the data payload to send, and it must be a sequence type convertible
|
|
//| to an array object. In this case, the return value is the number
|
|
//| of bytes written in the data payload.
|
|
//|
|
|
//| For device to host requests (IN), data_or_wLength is an array
|
|
//| object which the data will be read to, and the return value is the
|
|
//| number of bytes read.
|
|
//| """
|
|
//| ...
|
|
//|
|
|
STATIC mp_obj_t usb_core_device_ctrl_transfer(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
|
|
enum { ARG_bmRequestType, ARG_bRequest, ARG_wValue, ARG_wIndex, ARG_data_or_wLength, ARG_timeout };
|
|
static const mp_arg_t allowed_args[] = {
|
|
{ MP_QSTR_bmRequestType, MP_ARG_REQUIRED | MP_ARG_INT },
|
|
{ MP_QSTR_bRequest, MP_ARG_REQUIRED | MP_ARG_INT },
|
|
{ MP_QSTR_wValue, MP_ARG_INT, {.u_int = 0} },
|
|
{ MP_QSTR_wIndex, MP_ARG_INT, {.u_int = 0} },
|
|
{ MP_QSTR_data_or_wLength, MP_ARG_OBJ, {.u_obj = mp_const_none} },
|
|
{ MP_QSTR_timeout, MP_ARG_INT, {.u_int = 0} },
|
|
};
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]);
|
|
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
|
|
mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
|
|
|
|
mp_buffer_info_t bufinfo;
|
|
// check request type
|
|
if ((args[ARG_bmRequestType].u_int & 0x80) != 0) {
|
|
mp_get_buffer_raise(args[ARG_data_or_wLength].u_obj, &bufinfo, MP_BUFFER_WRITE);
|
|
} else {
|
|
mp_get_buffer_raise(args[ARG_data_or_wLength].u_obj, &bufinfo, MP_BUFFER_READ);
|
|
}
|
|
|
|
mp_int_t result = common_hal_usb_core_device_ctrl_transfer(self,
|
|
args[ARG_bmRequestType].u_int, args[ARG_bRequest].u_int,
|
|
args[ARG_wValue].u_int, args[ARG_wIndex].u_int,
|
|
bufinfo.buf, bufinfo.len, args[ARG_timeout].u_int);
|
|
|
|
return MP_OBJ_NEW_SMALL_INT(result);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_KW(usb_core_device_ctrl_transfer_obj, 2, usb_core_device_ctrl_transfer);
|
|
|
|
//| def is_kernel_driver_active(self, interface: int) -> bool:
|
|
//| """Determine if CircuitPython is using the interface. If it is, the
|
|
//| object will be unable to perform I/O.
|
|
//|
|
|
//| :param int interface: the device interface number to check
|
|
//| """
|
|
//| ...
|
|
//|
|
|
STATIC mp_obj_t usb_core_device_is_kernel_driver_active(mp_obj_t self_in, mp_obj_t interface_in) {
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
mp_int_t interface = mp_obj_get_int(interface_in);
|
|
bool active = common_hal_usb_core_device_is_kernel_driver_active(self, interface);
|
|
return mp_obj_new_bool(active);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(usb_core_device_is_kernel_driver_active_obj, usb_core_device_is_kernel_driver_active);
|
|
|
|
//| def detach_kernel_driver(self, interface: int) -> None:
|
|
//| """Stop CircuitPython from using the interface. If successful, you
|
|
//| will then be able to perform I/O. CircuitPython will automatically
|
|
//| re-start using the interface on reload.
|
|
//|
|
|
//| :param int interface: the device interface number to stop CircuitPython on
|
|
//| """
|
|
//| ...
|
|
//|
|
|
STATIC mp_obj_t usb_core_device_detach_kernel_driver(mp_obj_t self_in, mp_obj_t interface_in) {
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
mp_int_t interface = mp_obj_get_int(interface_in);
|
|
common_hal_usb_core_device_detach_kernel_driver(self, interface);
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(usb_core_device_detach_kernel_driver_obj, usb_core_device_detach_kernel_driver);
|
|
|
|
//| def attach_kernel_driver(self, interface: int) -> None:
|
|
//| """Allow CircuitPython to use the interface if it wants to.
|
|
//|
|
|
//| :param int interface: the device interface number to allow CircuitPython to use
|
|
//| """
|
|
//| ...
|
|
//|
|
|
STATIC mp_obj_t usb_core_device_attach_kernel_driver(mp_obj_t self_in, mp_obj_t interface_in) {
|
|
usb_core_device_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
mp_int_t interface = mp_obj_get_int(interface_in);
|
|
common_hal_usb_core_device_attach_kernel_driver(self, interface);
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(usb_core_device_attach_kernel_driver_obj, usb_core_device_attach_kernel_driver);
|
|
|
|
|
|
STATIC const mp_rom_map_elem_t usb_core_device_locals_dict_table[] = {
|
|
{ MP_ROM_QSTR(MP_QSTR_idVendor), MP_ROM_PTR(&usb_core_device_idVendor_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_idProduct), MP_ROM_PTR(&usb_core_device_idProduct_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_serial_number), MP_ROM_PTR(&usb_core_device_serial_number_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_product), MP_ROM_PTR(&usb_core_device_product_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_manufacturer), MP_ROM_PTR(&usb_core_device_manufacturer_obj) },
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_write), MP_ROM_PTR(&usb_core_device_write_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_read), MP_ROM_PTR(&usb_core_device_read_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_ctrl_transfer), MP_ROM_PTR(&usb_core_device_ctrl_transfer_obj) },
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_is_kernel_driver_active), MP_ROM_PTR(&usb_core_device_is_kernel_driver_active_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_detach_kernel_driver), MP_ROM_PTR(&usb_core_device_detach_kernel_driver_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_attach_kernel_driver), MP_ROM_PTR(&usb_core_device_attach_kernel_driver_obj) },
|
|
};
|
|
|
|
STATIC MP_DEFINE_CONST_DICT(usb_core_device_locals_dict, usb_core_device_locals_dict_table);
|
|
|
|
const mp_obj_type_t usb_core_device_type = {
|
|
{ &mp_type_type },
|
|
.name = MP_QSTR_Device,
|
|
.locals_dict = (mp_obj_t)&usb_core_device_locals_dict,
|
|
};
|