149 lines
5.1 KiB
C
149 lines
5.1 KiB
C
/*****************************************************************************
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* configs/pnev5180b/src/lpc17_composite.c
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*
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* Copyright (C) 2019 Gregory Nutt. All rights reserved.
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* Author: Michael Jung <mijung@gmx.net>
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*
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* Configure and register CDC-ACM and CDC-ECM
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*****************************************************************************/
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/*****************************************************************************
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* Included Files
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*****************************************************************************/
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#include <nuttx/config.h>
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#include <syslog.h>
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#include <stddef.h>
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#include <nuttx/usb/cdcacm.h>
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#include <nuttx/usb/cdcecm.h>
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#include <nuttx/usb/composite.h>
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#if defined(CONFIG_BOARDCTL_USBDEVCTRL) && defined(CONFIG_USBDEV_COMPOSITE)
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/*****************************************************************************
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* Public Functions
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*****************************************************************************/
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/*****************************************************************************
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* Name: board_composite_initialize
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*
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* Description:
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* Perform architecture specific initialization of a composite USB device.
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*
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*****************************************************************************/
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int board_composite_initialize(int port)
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{
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syslog(LOG_INFO, "board_composite_initialize(port: %d)\n", port);
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return OK;
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}
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/*****************************************************************************
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* Name: board_composite_connect
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*
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* Description:
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* Connect the USB composite device on the specified USB device port using
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* the specified configuration. The interpretation of the configid is
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* board specific.
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*
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* Input Parameters:
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* port - The USB device port.
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* configid - The USB composite configuration
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*
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* Returned Value:
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* A non-NULL handle value is returned on success. NULL is returned on
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* any failure.
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*
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*****************************************************************************/
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FAR void *board_composite_connect(int port, int configid)
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{
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struct composite_devdesc_s dev[2];
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int ifnobase = 0;
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int strbase = COMPOSITE_NSTRIDS;
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syslog(LOG_INFO, "board_composite_connect(port: %d, configid: %d)\n",
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port, configid);
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/* Configure the CDC/ACM device */
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/* Ask the cdcacm driver to fill in the constants we didn't
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* know here.
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*/
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cdcacm_get_composite_devdesc(&dev[0]);
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/* Overwrite and correct some values... */
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/* The callback functions for the CDC/ACM class */
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dev[0].classobject = cdcacm_classobject;
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dev[0].uninitialize = cdcacm_uninitialize;
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/* Interfaces */
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dev[0].devinfo.ifnobase = ifnobase; /* Offset to Interface-IDs */
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dev[0].minor = 0; /* The minor interface number */
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/* Strings */
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dev[0].devinfo.strbase = strbase; /* Offset to String Numbers */
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/* Endpoints */
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dev[0].devinfo.epno[CDCACM_EP_INTIN_IDX] = 1;
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dev[0].devinfo.epno[CDCACM_EP_BULKIN_IDX] = 5;
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dev[0].devinfo.epno[CDCACM_EP_BULKOUT_IDX] = 2;
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/* Count up the base numbers */
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ifnobase += dev[0].devinfo.ninterfaces;
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strbase += dev[0].devinfo.nstrings;
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/* Configure the CDC/ECM device */
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cdcecm_get_composite_devdesc(&dev[1]);
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dev[1].devinfo.ifnobase = ifnobase; /* Offset to Interface-IDs */
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dev[1].devinfo.strbase = strbase; /* Offset to String Numbers */
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dev[1].minor = 0; /* The minor interface number */
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dev[1].devinfo.epno[CDCECM_EP_INTIN_IDX] = 4;
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dev[1].devinfo.epno[CDCECM_EP_BULKIN_IDX] = 11;
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dev[1].devinfo.epno[CDCECM_EP_BULKOUT_IDX] = 8;
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return composite_initialize(2, dev);
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}
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#endif /* CONFIG_BOARDCTL_USBDEVCTRL && CONFIG_USBDEV_COMPOSITE */
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