178 lines
5.0 KiB
C
178 lines
5.0 KiB
C
/****************************************************************************
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* boards/arm/nrf52/nrf52840-dk/src/nrf52_composite.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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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 <assert.h>
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#include <nuttx/usb/usbdev.h>
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#include <nuttx/usb/cdcacm.h>
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#include <nuttx/usb/rndis.h>
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#include <nuttx/usb/composite.h>
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#include "nrf52_usbd.h"
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#include "nrf52840-dk.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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void *board_composite0_connect(void)
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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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int dev_idx = 0;
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int epin = 1;
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int epout = 1;
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#ifdef CONFIG_RNDIS_COMPOSITE
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/* Configure the RNDIS USB device */
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/* Ask the rndis driver to fill in the constants we didn't
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* know here.
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*/
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usbdev_rndis_get_composite_devdesc(&dev[dev_idx]);
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/* Interfaces */
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dev[dev_idx].devinfo.ifnobase = ifnobase;
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dev[dev_idx].minor = 0;
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/* Strings */
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dev[dev_idx].devinfo.strbase = strbase;
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/* Endpoints */
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dev[dev_idx].devinfo.epno[RNDIS_EP_INTIN_IDX] = epin++;
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dev[dev_idx].devinfo.epno[RNDIS_EP_BULKIN_IDX] = epin++;
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dev[dev_idx].devinfo.epno[RNDIS_EP_BULKOUT_IDX] = epout++;
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/* Count up the base numbers */
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ifnobase += dev[dev_idx].devinfo.ninterfaces;
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strbase += dev[dev_idx].devinfo.nstrings;
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dev_idx += 1;
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#endif
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#ifdef CONFIG_CDCACM_COMPOSITE
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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[dev_idx]);
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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[dev_idx].classobject = cdcacm_classobject;
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dev[dev_idx].uninitialize = cdcacm_uninitialize;
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/* Interfaces */
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dev[dev_idx].devinfo.ifnobase = ifnobase; /* Offset to Interface-IDs */
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dev[dev_idx].minor = 0; /* The minor interface number */
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/* Strings */
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dev[dev_idx].devinfo.strbase = strbase; /* Offset to String Numbers */
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/* Endpoints */
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dev[dev_idx].devinfo.epno[CDCACM_EP_INTIN_IDX] = epin++;
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dev[dev_idx].devinfo.epno[CDCACM_EP_BULKIN_IDX] = epin++;
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dev[dev_idx].devinfo.epno[CDCACM_EP_BULKOUT_IDX] = epout++;
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/* Count up the base numbers */
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ifnobase += dev[dev_idx].devinfo.ninterfaces;
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strbase += dev[dev_idx].devinfo.nstrings;
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dev_idx += 1;
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#endif
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DEBUGASSERT(epin <= NRF52_NENDPOINTS);
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DEBUGASSERT(epout <= NRF52_NENDPOINTS);
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return composite_initialize(dev_idx, dev);
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}
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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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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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void *board_composite_connect(int port, int configid)
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{
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if (configid == 0)
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{
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return board_composite0_connect();
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}
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else
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{
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return NULL;
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}
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}
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