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first commit
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jzlv
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a2fca7a36d
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189
components/usb_stack/class/cdc/usbd_cdc.c
Normal file
189
components/usb_stack/class/cdc/usbd_cdc.c
Normal file
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@ -0,0 +1,189 @@
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|||
/**
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* @file usbd_cdc.c
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* @brief
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*
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||||
* 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.
|
||||
*
|
||||
*/
|
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#include "usbd_core.h"
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#include "usbd_cdc.h"
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static const char *stop_name[] = {"1", "1.5", "2"};
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static const char *parity_name[] = {"N","O","E","M","S"};
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/* Device data structure */
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struct cdc_acm_cfg_private {
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// /* Interface data buffer */
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/* CDC ACM line coding properties. LE order */
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struct cdc_line_coding line_coding;
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/* CDC ACM line state bitmap, DTE side */
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uint8_t line_state;
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/* CDC ACM serial state bitmap, DCE side */
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uint8_t serial_state;
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/* CDC ACM notification sent status */
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uint8_t notification_sent;
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/* CDC ACM configured flag */
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bool configured;
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/* CDC ACM suspended flag */
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bool suspended;
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} usbd_cdc_acm_cfg;
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static void usbd_cdc_acm_reset(void)
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{
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usbd_cdc_acm_cfg.line_coding.dwDTERate = 2000000;
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usbd_cdc_acm_cfg.line_coding.bDataBits = 8;
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usbd_cdc_acm_cfg.line_coding.bParityType = 0;
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usbd_cdc_acm_cfg.line_coding.bCharFormat = 0;
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}
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/**
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* @brief Handler called for Class requests not handled by the USB stack.
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*
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* @param pSetup Information about the request to execute.
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* @param len Size of the buffer.
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* @param data Buffer containing the request result.
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*
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* @return 0 on success, negative errno code on fail.
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*/
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int cdc_acm_class_request_handler(struct usb_setup_packet *pSetup,uint8_t **data,uint32_t *len)
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{
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switch (pSetup->bRequest)
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{
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case CDC_REQUEST_SET_LINE_CODING:
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/*******************************************************************************/
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/* Line Coding Structure */
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/*-----------------------------------------------------------------------------*/
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/* Offset | Field | Size | Value | Description */
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/* 0 | dwDTERate | 4 | Number |Data terminal rate, in bits per second*/
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/* 4 | bCharFormat | 1 | Number | Stop bits */
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/* 0 - 1 Stop bit */
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/* 1 - 1.5 Stop bits */
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/* 2 - 2 Stop bits */
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/* 5 | bParityType | 1 | Number | Parity */
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/* 0 - None */
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/* 1 - Odd */
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/* 2 - Even */
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/* 3 - Mark */
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/* 4 - Space */
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/* 6 | bDataBits | 1 | Number Data bits (5, 6, 7, 8 or 16). */
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/*******************************************************************************/
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memcpy(&usbd_cdc_acm_cfg.line_coding,*data, sizeof(usbd_cdc_acm_cfg.line_coding));
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USBD_LOG("CDC_SET_LINE_CODING <%d %d %s %s>\r\n",
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usbd_cdc_acm_cfg.line_coding.dwDTERate,
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usbd_cdc_acm_cfg.line_coding.bDataBits,
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parity_name[usbd_cdc_acm_cfg.line_coding.bParityType],
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stop_name[usbd_cdc_acm_cfg.line_coding.bCharFormat]
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);
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usbd_cdc_acm_set_line_coding(usbd_cdc_acm_cfg.line_coding.dwDTERate,usbd_cdc_acm_cfg.line_coding.bDataBits,\
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usbd_cdc_acm_cfg.line_coding.bParityType,usbd_cdc_acm_cfg.line_coding.bCharFormat);
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break;
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case CDC_REQUEST_SET_CONTROL_LINE_STATE:
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usbd_cdc_acm_cfg.line_state = (uint8_t)pSetup->wValue;
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bool dtr = (pSetup->wValue & 0x01);
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bool rts = (pSetup->wValue & 0x02);
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USBD_LOG("DTR 0x%x,RTS 0x%x\r\n",
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dtr,rts);
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usbd_cdc_acm_set_dtr(dtr);
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usbd_cdc_acm_set_rts(rts);
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break;
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case CDC_REQUEST_GET_LINE_CODING:
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*data = (uint8_t *)(&usbd_cdc_acm_cfg.line_coding);
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*len = sizeof(usbd_cdc_acm_cfg.line_coding);
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USBD_LOG_DBG("CDC_GET_LINE_CODING %d %d %d %d\r\n",
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usbd_cdc_acm_cfg.line_coding.dwDTERate,
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usbd_cdc_acm_cfg.line_coding.bCharFormat,
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usbd_cdc_acm_cfg.line_coding.bParityType,
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usbd_cdc_acm_cfg.line_coding.bDataBits);
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break;
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default:
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USBD_LOG_DBG("CDC ACM request 0x%x, value 0x%x\r\n",
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pSetup->bRequest, pSetup->wValue);
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return -1;
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}
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return 0;
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}
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void cdc_notify_handler(uint8_t event, void* arg)
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{
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switch (event)
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{
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case USB_EVENT_RESET:
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usbd_cdc_acm_reset();
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break;
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default:
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break;
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}
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}
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__weak void usbd_cdc_acm_set_line_coding(uint32_t baudrate,uint8_t databits,uint8_t parity,uint8_t stopbits)
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{
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}
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__weak void usbd_cdc_acm_set_dtr(bool dtr)
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{
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}
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__weak void usbd_cdc_acm_set_rts(bool rts)
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{
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}
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void usbd_cdc_add_acm_interface(usbd_class_t *class, usbd_interface_t *intf)
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{
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static usbd_class_t *last_class = NULL;
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if(last_class != class)
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{
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last_class = class;
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usbd_class_register(class);
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}
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intf->class_handler = cdc_acm_class_request_handler;
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intf->custom_handler = NULL;
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intf->vendor_handler = NULL;
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intf->notify_handler = cdc_notify_handler;
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usbd_class_add_interface(class,intf);
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}
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void usbd_cdc_add_custom_interface(usbd_class_t *class, usbd_interface_t *intf)
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{
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static usbd_class_t *last_class = NULL;
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if(last_class != class)
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{
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last_class = class;
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usbd_class_register(class);
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}
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intf->class_handler = cdc_acm_class_request_handler;
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intf->custom_handler = NULL;
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intf->vendor_handler = NULL;
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intf->notify_handler = cdc_notify_handler;
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usbd_class_add_interface(class,intf);
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}
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void usbd_cdc_add_endpoint(usbd_interface_t *intf, usbd_endpoint_t *ep)
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{
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usbd_interface_add_endpoint(intf,ep);
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}
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378
components/usb_stack/class/cdc/usbd_cdc.h
Normal file
378
components/usb_stack/class/cdc/usbd_cdc.h
Normal file
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@ -0,0 +1,378 @@
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/**
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* @file
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* @brief USB Communications Device Class (CDC) public header
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*
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* Header follows the Class Definitions for
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* Communications Devices Specification (CDC120-20101103-track.pdf),
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* PSTN Devices Specification (PSTN120.pdf) and
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* Ethernet Control Model Devices Specification (ECM120.pdf).
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* Header is limited to ACM and ECM Subclasses.
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*/
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#ifndef _USBD_CDC_H
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#define _USBD_CDC_H
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/*------------------------------------------------------------------------------
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* Definitions based on usbcdc11.pdf (www.usb.org)
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*----------------------------------------------------------------------------*/
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/* Communication device class specification version 1.10 */
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#define CDC_V1_10 0x0110U
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// Communication device class specification version 1.2
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#define CDC_V1_2_0 0x0120U
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/* Communication interface class code */
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/* (usbcdc11.pdf, 4.2, Table 15) */
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#define CDC_COMMUNICATION_INTERFACE_CLASS 0x02U
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/* Communication interface class subclass codes */
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/* (usbcdc11.pdf, 4.3, Table 16) */
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#define CDC_DIRECT_LINE_CONTROL_MODEL 0x01U
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#define CDC_ABSTRACT_CONTROL_MODEL 0x02U
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#define CDC_TELEPHONE_CONTROL_MODEL 0x03U
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#define CDC_MULTI_CHANNEL_CONTROL_MODEL 0x04U
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#define CDC_CAPI_CONTROL_MODEL 0x05U
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#define CDC_ETHERNET_NETWORKING_CONTROL_MODEL 0x06U
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#define CDC_ATM_NETWORKING_CONTROL_MODEL 0x07U
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#define CDC_WIRELESS_HANDSET_CONTROL_MODEL 0x08U
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#define CDC_DEVICE_MANAGEMENT 0x09U
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#define CDC_MOBILE_DIRECT_LINE_MODEL 0x0AU
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#define CDC_OBEX 0x0BU
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#define CDC_ETHERNET_EMULATION_MODEL 0x0CU
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#define CDC_NETWORK_CONTROL_MODEL 0x0DU
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/* Communication interface class control protocol codes */
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/* (usbcdc11.pdf, 4.4, Table 17) */
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#define CDC_COMMON_PROTOCOL_NONE 0x00U
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#define CDC_COMMON_PROTOCOL_AT_COMMANDS 0x01U
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#define CDC_COMMON_PROTOCOL_AT_COMMANDS_PCCA_101 0x02U
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#define CDC_COMMON_PROTOCOL_AT_COMMANDS_PCCA_101_AND_ANNEXO 0x03U
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#define CDC_COMMON_PROTOCOL_AT_COMMANDS_GSM_707 0x04U
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#define CDC_COMMON_PROTOCOL_AT_COMMANDS_3GPP_27007 0x05U
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#define CDC_COMMON_PROTOCOL_AT_COMMANDS_CDMA 0x06U
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#define CDC_COMMON_PROTOCOL_ETHERNET_EMULATION_MODEL 0x07U
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// NCM Communication Interface Protocol Codes
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// (usbncm10.pdf, 4.2, Table 4-2)
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#define CDC_NCM_PROTOCOL_NONE 0x00U
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#define CDC_NCM_PROTOCOL_OEM 0xFEU
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/* Data interface class code */
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/* (usbcdc11.pdf, 4.5, Table 18) */
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#define CDC_DATA_INTERFACE_CLASS 0x0A
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/* Data interface class protocol codes */
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/* (usbcdc11.pdf, 4.7, Table 19) */
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#define CDC_DATA_PROTOCOL_ISDN_BRI 0x30
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#define CDC_DATA_PROTOCOL_HDLC 0x31
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#define CDC_DATA_PROTOCOL_TRANSPARENT 0x32
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#define CDC_DATA_PROTOCOL_Q921_MANAGEMENT 0x50
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#define CDC_DATA_PROTOCOL_Q921_DATA_LINK 0x51
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#define CDC_DATA_PROTOCOL_Q921_MULTIPLEXOR 0x52
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#define CDC_DATA_PROTOCOL_V42 0x90
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#define CDC_DATA_PROTOCOL_EURO_ISDN 0x91
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#define CDC_DATA_PROTOCOL_V24_RATE_ADAPTATION 0x92
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#define CDC_DATA_PROTOCOL_CAPI 0x93
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||||
#define CDC_DATA_PROTOCOL_HOST_BASED_DRIVER 0xFD
|
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#define CDC_DATA_PROTOCOL_DESCRIBED_IN_PUFD 0xFE
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||||
|
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/* Type values for bDescriptorType field of functional descriptors */
|
||||
/* (usbcdc11.pdf, 5.2.3, Table 24) */
|
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#define CDC_CS_INTERFACE 0x24
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#define CDC_CS_ENDPOINT 0x25
|
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|
||||
/* Type values for bDescriptorSubtype field of functional descriptors */
|
||||
/* (usbcdc11.pdf, 5.2.3, Table 25) */
|
||||
#define CDC_FUNC_DESC_HEADER 0x00
|
||||
#define CDC_FUNC_DESC_CALL_MANAGEMENT 0x01
|
||||
#define CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT 0x02
|
||||
#define CDC_FUNC_DESC_DIRECT_LINE_MANAGEMENT 0x03
|
||||
#define CDC_FUNC_DESC_TELEPHONE_RINGER 0x04
|
||||
#define CDC_FUNC_DESC_REPORTING_CAPABILITIES 0x05
|
||||
#define CDC_FUNC_DESC_UNION 0x06
|
||||
#define CDC_FUNC_DESC_COUNTRY_SELECTION 0x07
|
||||
#define CDC_FUNC_DESC_TELEPHONE_OPERATIONAL_MODES 0x08
|
||||
#define CDC_FUNC_DESC_USB_TERMINAL 0x09
|
||||
#define CDC_FUNC_DESC_NETWORK_CHANNEL 0x0A
|
||||
#define CDC_FUNC_DESC_PROTOCOL_UNIT 0x0B
|
||||
#define CDC_FUNC_DESC_EXTENSION_UNIT 0x0C
|
||||
#define CDC_FUNC_DESC_MULTI_CHANNEL_MANAGEMENT 0x0D
|
||||
#define CDC_FUNC_DESC_CAPI_CONTROL_MANAGEMENT 0x0E
|
||||
#define CDC_FUNC_DESC_ETHERNET_NETWORKING 0x0F
|
||||
#define CDC_FUNC_DESC_ATM_NETWORKING 0x10
|
||||
#define CDC_FUNC_DESC_WIRELESS_HANDSET_CONTROL_MODEL 0x11
|
||||
#define CDC_FUNC_DESC_MOBILE_DIRECT_LINE_MODEL 0x12
|
||||
#define CDC_FUNC_DESC_MOBILE_DIRECT_LINE_MODEL_DETAIL 0x13
|
||||
#define CDC_FUNC_DESC_DEVICE_MANAGEMENT_MODEL 0x14
|
||||
#define CDC_FUNC_DESC_OBEX 0x15
|
||||
#define CDC_FUNC_DESC_COMMAND_SET 0x16
|
||||
#define CDC_FUNC_DESC_COMMAND_SET_DETAIL 0x17
|
||||
#define CDC_FUNC_DESC_TELEPHONE_CONTROL_MODEL 0x18
|
||||
#define CDC_FUNC_DESC_OBEX_SERVICE_IDENTIFIER 0x19
|
||||
|
||||
/* CDC class-specific request codes */
|
||||
/* (usbcdc11.pdf, 6.2, Table 46) */
|
||||
/* see Table 45 for info about the specific requests. */
|
||||
#define CDC_REQUEST_SEND_ENCAPSULATED_COMMAND 0x00
|
||||
#define CDC_REQUEST_GET_ENCAPSULATED_RESPONSE 0x01
|
||||
#define CDC_REQUEST_SET_COMM_FEATURE 0x02
|
||||
#define CDC_REQUEST_GET_COMM_FEATURE 0x03
|
||||
#define CDC_REQUEST_CLEAR_COMM_FEATURE 0x04
|
||||
#define CDC_REQUEST_SET_AUX_LINE_STATE 0x10
|
||||
#define CDC_REQUEST_SET_HOOK_STATE 0x11
|
||||
#define CDC_REQUEST_PULSE_SETUP 0x12
|
||||
#define CDC_REQUEST_SEND_PULSE 0x13
|
||||
#define CDC_REQUEST_SET_PULSE_TIME 0x14
|
||||
#define CDC_REQUEST_RING_AUX_JACK 0x15
|
||||
#define CDC_REQUEST_SET_LINE_CODING 0x20
|
||||
#define CDC_REQUEST_GET_LINE_CODING 0x21
|
||||
#define CDC_REQUEST_SET_CONTROL_LINE_STATE 0x22
|
||||
#define CDC_REQUEST_SEND_BREAK 0x23
|
||||
#define CDC_REQUEST_SET_RINGER_PARMS 0x30
|
||||
#define CDC_REQUEST_GET_RINGER_PARMS 0x31
|
||||
#define CDC_REQUEST_SET_OPERATION_PARMS 0x32
|
||||
#define CDC_REQUEST_GET_OPERATION_PARMS 0x33
|
||||
#define CDC_REQUEST_SET_LINE_PARMS 0x34
|
||||
#define CDC_REQUEST_GET_LINE_PARMS 0x35
|
||||
#define CDC_REQUEST_DIAL_DIGITS 0x36
|
||||
#define CDC_REQUEST_SET_UNIT_PARAMETER 0x37
|
||||
#define CDC_REQUEST_GET_UNIT_PARAMETER 0x38
|
||||
#define CDC_REQUEST_CLEAR_UNIT_PARAMETER 0x39
|
||||
#define CDC_REQUEST_GET_PROFILE 0x3A
|
||||
#define CDC_REQUEST_SET_ETHERNET_MULTICAST_FILTERS 0x40
|
||||
#define CDC_REQUEST_SET_ETHERNET_PMP_FILTER 0x41
|
||||
#define CDC_REQUEST_GET_ETHERNET_PMP_FILTER 0x42
|
||||
#define CDC_REQUEST_SET_ETHERNET_PACKET_FILTER 0x43
|
||||
#define CDC_REQUEST_GET_ETHERNET_STATISTIC 0x44
|
||||
#define CDC_REQUEST_SET_ATM_DATA_FORMAT 0x50
|
||||
#define CDC_REQUEST_GET_ATM_DEVICE_STATISTICS 0x51
|
||||
#define CDC_REQUEST_SET_ATM_DEFAULT_VC 0x52
|
||||
#define CDC_REQUEST_GET_ATM_VC_STATISTICS 0x53
|
||||
|
||||
/* Communication feature selector codes */
|
||||
/* (usbcdc11.pdf, 6.2.2..6.2.4, Table 47) */
|
||||
#define CDC_ABSTRACT_STATE 0x01
|
||||
#define CDC_COUNTRY_SETTING 0x02
|
||||
|
||||
/** Control Signal Bitmap Values for SetControlLineState */
|
||||
#define SET_CONTROL_LINE_STATE_RTS 0x02
|
||||
#define SET_CONTROL_LINE_STATE_DTR 0x01
|
||||
|
||||
/* Feature Status returned for ABSTRACT_STATE Selector */
|
||||
/* (usbcdc11.pdf, 6.2.3, Table 48) */
|
||||
#define CDC_IDLE_SETTING (1 << 0)
|
||||
#define CDC_DATA_MULTPLEXED_STATE (1 << 1)
|
||||
|
||||
|
||||
/* Control signal bitmap values for the SetControlLineState request */
|
||||
/* (usbcdc11.pdf, 6.2.14, Table 51) */
|
||||
#define CDC_DTE_PRESENT (1 << 0)
|
||||
#define CDC_ACTIVATE_CARRIER (1 << 1)
|
||||
|
||||
/* CDC class-specific notification codes */
|
||||
/* (usbcdc11.pdf, 6.3, Table 68) */
|
||||
/* see Table 67 for Info about class-specific notifications */
|
||||
#define CDC_NOTIFICATION_NETWORK_CONNECTION 0x00
|
||||
#define CDC_RESPONSE_AVAILABLE 0x01
|
||||
#define CDC_AUX_JACK_HOOK_STATE 0x08
|
||||
#define CDC_RING_DETECT 0x09
|
||||
#define CDC_NOTIFICATION_SERIAL_STATE 0x20
|
||||
#define CDC_CALL_STATE_CHANGE 0x28
|
||||
#define CDC_LINE_STATE_CHANGE 0x29
|
||||
#define CDC_CONNECTION_SPEED_CHANGE 0x2A
|
||||
|
||||
/* UART state bitmap values (Serial state notification). */
|
||||
/* (usbcdc11.pdf, 6.3.5, Table 69) */
|
||||
#define CDC_SERIAL_STATE_OVERRUN (1 << 6) /* receive data overrun error has occurred */
|
||||
#define CDC_SERIAL_STATE_OVERRUN_Pos ( 6)
|
||||
#define CDC_SERIAL_STATE_OVERRUN_Msk (1 << CDC_SERIAL_STATE_OVERRUN_Pos)
|
||||
#define CDC_SERIAL_STATE_PARITY (1 << 5) /* parity error has occurred */
|
||||
#define CDC_SERIAL_STATE_PARITY_Pos ( 5)
|
||||
#define CDC_SERIAL_STATE_PARITY_Msk (1 << CDC_SERIAL_STATE_PARITY_Pos)
|
||||
#define CDC_SERIAL_STATE_FRAMING (1 << 4) /* framing error has occurred */
|
||||
#define CDC_SERIAL_STATE_FRAMING_Pos ( 4)
|
||||
#define CDC_SERIAL_STATE_FRAMING_Msk (1 << CDC_SERIAL_STATE_FRAMING_Pos)
|
||||
#define CDC_SERIAL_STATE_RING (1 << 3) /* state of ring signal detection */
|
||||
#define CDC_SERIAL_STATE_RING_Pos ( 3)
|
||||
#define CDC_SERIAL_STATE_RING_Msk (1 << CDC_SERIAL_STATE_RING_Pos)
|
||||
#define CDC_SERIAL_STATE_BREAK (1 << 2) /* state of break detection */
|
||||
#define CDC_SERIAL_STATE_BREAK_Pos ( 2)
|
||||
#define CDC_SERIAL_STATE_BREAK_Msk (1 << CDC_SERIAL_STATE_BREAK_Pos)
|
||||
#define CDC_SERIAL_STATE_TX_CARRIER (1 << 1) /* state of transmission carrier */
|
||||
#define CDC_SERIAL_STATE_TX_CARRIER_Pos ( 1)
|
||||
#define CDC_SERIAL_STATE_TX_CARRIER_Msk (1 << CDC_SERIAL_STATE_TX_CARRIER_Pos)
|
||||
#define CDC_SERIAL_STATE_RX_CARRIER (1 << 0) /* state of receiver carrier */
|
||||
#define CDC_SERIAL_STATE_RX_CARRIER_Pos ( 0)
|
||||
#define CDC_SERIAL_STATE_RX_CARRIER_Msk (1 << CDC_SERIAL_STATE_RX_CARRIER_Pos)
|
||||
|
||||
|
||||
/*------------------------------------------------------------------------------
|
||||
* Structures based on usbcdc11.pdf (www.usb.org)
|
||||
*----------------------------------------------------------------------------*/
|
||||
|
||||
/* Header functional descriptor */
|
||||
/* (usbcdc11.pdf, 5.2.3.1) */
|
||||
/* This header must precede any list of class-specific descriptors. */
|
||||
struct cdc_header_descriptor {
|
||||
uint8_t bFunctionLength; /* size of this descriptor in bytes */
|
||||
uint8_t bDescriptorType; /* CS_INTERFACE descriptor type */
|
||||
uint8_t bDescriptorSubtype; /* Header functional descriptor subtype */
|
||||
uint16_t bcdCDC; /* USB CDC specification release version */
|
||||
} __packed;
|
||||
|
||||
/* Call management functional descriptor */
|
||||
/* (usbcdc11.pdf, 5.2.3.2) */
|
||||
/* Describes the processing of calls for the communication class interface. */
|
||||
struct cdc_call_management_descriptor {
|
||||
uint8_t bFunctionLength; /* size of this descriptor in bytes */
|
||||
uint8_t bDescriptorType; /* CS_INTERFACE descriptor type */
|
||||
uint8_t bDescriptorSubtype; /* call management functional descriptor subtype */
|
||||
uint8_t bmCapabilities; /* capabilities that this configuration supports */
|
||||
uint8_t bDataInterface; /* interface number of the data class interface used for call management (optional) */
|
||||
} __packed;
|
||||
|
||||
/* Abstract control management functional descriptor */
|
||||
/* (usbcdc11.pdf, 5.2.3.3) */
|
||||
/* Describes the command supported by the communication interface class with the Abstract Control Model subclass code. */
|
||||
struct cdc_abstract_control_management_descriptor{
|
||||
uint8_t bFunctionLength; /* size of this descriptor in bytes */
|
||||
uint8_t bDescriptorType; /* CS_INTERFACE descriptor type */
|
||||
uint8_t bDescriptorSubtype; /* abstract control management functional descriptor subtype */
|
||||
uint8_t bmCapabilities; /* capabilities supported by this configuration */
|
||||
} __packed;
|
||||
|
||||
/* Union functional descriptors */
|
||||
/* (usbcdc11.pdf, 5.2.3.8) */
|
||||
/* Describes the relationship between a group of interfaces that can be considered to form a functional unit. */
|
||||
struct cdc_union_descriptor{
|
||||
uint8_t bFunctionLength; /* size of this descriptor in bytes */
|
||||
uint8_t bDescriptorType; /* CS_INTERFACE descriptor type */
|
||||
uint8_t bDescriptorSubtype; /* union functional descriptor subtype */
|
||||
uint8_t bMasterInterface; /* interface number designated as master */
|
||||
} __packed;
|
||||
|
||||
/* Union functional descriptors with one slave interface */
|
||||
/* (usbcdc11.pdf, 5.2.3.8) */
|
||||
struct cdc_union_1slave_descriptor {
|
||||
uint8_t bFunctionLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t bControlInterface;
|
||||
uint8_t bSubordinateInterface0;
|
||||
} __packed;
|
||||
|
||||
/* Line coding structure for GET_LINE_CODING / SET_LINE_CODING class requests*/
|
||||
/* Format of the data returned when a GetLineCoding request is received */
|
||||
/* (usbcdc11.pdf, 6.2.13) */
|
||||
struct cdc_line_coding {
|
||||
uint32_t dwDTERate; /* Data terminal rate in bits per second */
|
||||
uint8_t bCharFormat; /* Number of stop bits */
|
||||
uint8_t bParityType; /* Parity bit type */
|
||||
uint8_t bDataBits; /* Number of data bits */
|
||||
} __packed;
|
||||
|
||||
/** Data structure for the notification about SerialState */
|
||||
struct cdc_acm_notification {
|
||||
uint8_t bmRequestType;
|
||||
uint8_t bNotificationType;
|
||||
uint16_t wValue;
|
||||
uint16_t wIndex;
|
||||
uint16_t wLength;
|
||||
uint16_t data;
|
||||
} __packed;
|
||||
|
||||
/** Ethernet Networking Functional Descriptor */
|
||||
struct cdc_ecm_descriptor {
|
||||
uint8_t bFunctionLength;
|
||||
uint8_t bDescriptorType;
|
||||
uint8_t bDescriptorSubtype;
|
||||
uint8_t iMACAddress;
|
||||
uint32_t bmEthernetStatistics;
|
||||
uint16_t wMaxSegmentSize;
|
||||
uint16_t wNumberMCFilters;
|
||||
uint8_t bNumberPowerFilters;
|
||||
} __packed;
|
||||
|
||||
/*Length of template descriptor: 66 bytes*/
|
||||
#define CDC_ACM_DESCRIPTOR_LEN (8 + 9 + 5 + 5 + 4 + 5 + 7 + 9 + 7 + 7)
|
||||
|
||||
#define CDC_ACM_DESCRIPTOR_INIT(bFirstInterface,int_ep,out_ep,in_ep,str_idx) \
|
||||
/* Interface Associate */\
|
||||
0x08, /* bLength */\
|
||||
USB_DESCRIPTOR_TYPE_INTERFACE_ASSOCIATION, /* bDescriptorType */\
|
||||
bFirstInterface, /* bFirstInterface */\
|
||||
0x02, /* bInterfaceCount */\
|
||||
USB_DEVICE_CLASS_CDC, /* bFunctionClass */\
|
||||
CDC_ABSTRACT_CONTROL_MODEL, /* bFunctionSubClass */\
|
||||
CDC_COMMON_PROTOCOL_AT_COMMANDS, /* bFunctionProtocol */\
|
||||
0x00, /* iFunction */\
|
||||
/* CDC Control Interface */\
|
||||
0x09, /* bLength */\
|
||||
USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType */\
|
||||
bFirstInterface, /* bInterfaceNumber */\
|
||||
0x00, /* bAlternateSetting */\
|
||||
0x01, /* bNumEndpoints */\
|
||||
USB_DEVICE_CLASS_CDC, /* bInterfaceClass */\
|
||||
CDC_ABSTRACT_CONTROL_MODEL, /* bInterfaceSubClass */\
|
||||
CDC_COMMON_PROTOCOL_AT_COMMANDS, /* bInterfaceProtocol */\
|
||||
str_idx, /* iInterface */\
|
||||
/* CDC Header */\
|
||||
0x05, /* bLength */\
|
||||
CDC_CS_INTERFACE, /* bDescriptorType */\
|
||||
CDC_FUNC_DESC_HEADER, /* bDescriptorSubtype */\
|
||||
WBVAL(CDC_V1_10), /* bcdCDC */ \
|
||||
/* CDC Call */\
|
||||
0x05, /* bLength */\
|
||||
CDC_CS_INTERFACE, /* bDescriptorType */\
|
||||
CDC_FUNC_DESC_CALL_MANAGEMENT, /* bDescriptorSubtype */\
|
||||
bFirstInterface, /* bmCapabilities */\
|
||||
(uint8_t)(bFirstInterface+1), /* bDataInterface */\
|
||||
/* CDC ACM: support line request */\
|
||||
0x04, /* bLength */\
|
||||
CDC_CS_INTERFACE, /* bDescriptorType */\
|
||||
CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT, /* bDescriptorSubtype */\
|
||||
0x02, /* bmCapabilities */\
|
||||
/* CDC Union */\
|
||||
0x05, /* bLength */\
|
||||
CDC_CS_INTERFACE, /* bDescriptorType */\
|
||||
CDC_FUNC_DESC_UNION, /* bDescriptorSubtype */\
|
||||
bFirstInterface, /* bMasterInterface */\
|
||||
(uint8_t)(bFirstInterface+1), /* bSlaveInterface0 */\
|
||||
/* Endpoint Notification */\
|
||||
0x07, /* bLength */\
|
||||
USB_DESCRIPTOR_TYPE_ENDPOINT, /* bDescriptorType */\
|
||||
int_ep, /* bEndpointAddress */\
|
||||
0x03, /* bmAttributes */\
|
||||
0x40, 0x00, /* wMaxPacketSize */\
|
||||
0x01, /* bInterval */\
|
||||
/* CDC Data Interface */\
|
||||
0x09, /* bLength */\
|
||||
USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType */\
|
||||
(uint8_t)(bFirstInterface+1), /* bInterfaceNumber */\
|
||||
0x00, /* bAlternateSetting */\
|
||||
0x02, /* bNumEndpoints */\
|
||||
CDC_DATA_INTERFACE_CLASS, /* bInterfaceClass */\
|
||||
0x00, /* bInterfaceSubClass */\
|
||||
0x00, /* bInterfaceProtocol */\
|
||||
0x00, /* iInterface */\
|
||||
/* Endpoint Out */\
|
||||
0x07, /* bLength */\
|
||||
USB_DESCRIPTOR_TYPE_ENDPOINT, /* bDescriptorType */\
|
||||
out_ep, /* bEndpointAddress */\
|
||||
0x02, /* bmAttributes */\
|
||||
0x40, 0x00, /* wMaxPacketSize */\
|
||||
0x01, /* bInterval */\
|
||||
/* Endpoint In */\
|
||||
0x07, /* bLength */\
|
||||
USB_DESCRIPTOR_TYPE_ENDPOINT, /* bDescriptorType */\
|
||||
in_ep, /* bEndpointAddress */\
|
||||
0x02, /* bmAttributes */\
|
||||
0x40, 0x00, /* wMaxPacketSize */\
|
||||
0x01 /* bInterval */
|
||||
|
||||
void usbd_cdc_add_acm_interface(usbd_class_t *class, usbd_interface_t *intf);
|
||||
void usbd_cdc_add_custom_interface(usbd_class_t *class, usbd_interface_t *intf);
|
||||
void usbd_cdc_add_endpoint(usbd_interface_t *intf, usbd_endpoint_t *ep);
|
||||
|
||||
void usbd_cdc_acm_set_line_coding(uint32_t baudrate, uint8_t databits, uint8_t parity, uint8_t stopbits);
|
||||
void usbd_cdc_acm_set_dtr(bool dtr);
|
||||
void usbd_cdc_acm_set_rts(bool rts);
|
||||
#endif /* USB_CDC_H_ */
|
||||
Loading…
Add table
Add a link
Reference in a new issue