| /**************************************************************************** |
| * drivers/usbdev/usbdev_desc.c |
| * |
| * 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. |
| * |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Included Files |
| ****************************************************************************/ |
| |
| #include <nuttx/config.h> |
| |
| #include <string.h> |
| |
| #include <nuttx/usb/usbdev.h> |
| |
| /**************************************************************************** |
| * Public Functions |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Name: usbdev_copy_epdesc |
| * |
| * Description: |
| * Copies the requested Endpoint Description into the buffer given. |
| * Returns the number of Bytes filled in ( sizeof(struct usb_epdesc_s) ). |
| * This function is provided by various classes. |
| * |
| ****************************************************************************/ |
| |
| void usbdev_copy_epdesc(FAR struct usb_epdesc_s *epdesc, |
| uint8_t epno, bool hispeed, |
| FAR const struct usbdev_epinfo_s *epinfo) |
| { |
| #ifndef CONFIG_USBDEV_DUALSPEED |
| UNUSED(hispeed); |
| #endif |
| |
| memcpy(epdesc, &epinfo->desc, sizeof(struct usb_epdesc_s)); |
| epdesc->addr |= epno; |
| |
| #ifdef CONFIG_USBDEV_DUALSPEED |
| if (hispeed) |
| { |
| /* Maximum packet size (high speed) */ |
| |
| epdesc->mxpacketsize[0] = LSBYTE(epinfo->hssize); |
| epdesc->mxpacketsize[1] = MSBYTE(epinfo->hssize); |
| } |
| else |
| #endif |
| { |
| /* Maximum packet size (full speed) */ |
| |
| epdesc->mxpacketsize[0] = LSBYTE(epinfo->fssize); |
| epdesc->mxpacketsize[1] = MSBYTE(epinfo->fssize); |
| } |
| } |