/** * @file usb_dc.c * @brief * * Copyright (c) 2021 Bouffalolab team * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * */ #include "hal_usb.h" #include "stdbool.h" #include "usbd_core.h" struct device *usb; static void usb_dc_event_callback(struct device *dev, void *args, uint32_t size, uint32_t state) { usbd_event_notify_handler(state, args); } struct device *usb_dc_init(void) { usb_dc_register(USB_INDEX, "usb"); usb = device_find("usb"); device_set_callback(usb, usb_dc_event_callback); device_open(usb, 0); return usb; } int usbd_set_address(const uint8_t addr) { return usb_dc_set_dev_address(addr); } int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg) { return usb_dc_ep_open(usb, (const struct usb_dc_ep_cfg *)ep_cfg); } int usbd_ep_close(const uint8_t ep) { return usb_dc_ep_close(ep); } int usbd_ep_set_stall(const uint8_t ep) { return usb_dc_ep_set_stall(ep); } int usbd_ep_clear_stall(const uint8_t ep) { return usb_dc_ep_clear_stall(ep); } int usbd_ep_is_stalled(const uint8_t ep, uint8_t *stalled) { return usb_dc_ep_is_stalled(usb, ep, stalled); } int usbd_ep_write(const uint8_t ep, const uint8_t *data, uint32_t data_len, uint32_t *ret_bytes) { return usb_dc_ep_write(usb, ep, data, data_len, ret_bytes); } int usbd_ep_read(const uint8_t ep, uint8_t *data, uint32_t max_data_len, uint32_t *read_bytes) { return usb_dc_ep_read(usb, ep, data, max_data_len, read_bytes); }