aa581fe5ce
fixes for errors reported by the nxstyle tool Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
142 lines
4.2 KiB
C
142 lines
4.2 KiB
C
/****************************************************************************
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* apps/system/cdcacm/cdcacm_main.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 <sys/types.h>
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#include <sys/boardctl.h>
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#include <stdio.h>
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#include <debug.h>
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#include <nuttx/usb/usbdev.h>
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#include <nuttx/usb/cdcacm.h>
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#include "cdcacm.h"
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/* All global variables used by this add-on are packed into a structure in
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* order to avoid name collisions.
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*/
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static struct cdcacm_state_s g_cdcacm;
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* sercon_main
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*
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* Description:
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* This is the main program that configures the CDC/ACM serial device.
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*
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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struct boardioc_usbdev_ctrl_s ctrl;
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int ret;
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/* Check if there is a non-NULL USB mass storage device handle
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* (meaning that the USB mass storage device is already configured).
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*/
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if (g_cdcacm.handle)
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{
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printf("sercon:: ERROR: Already connected\n");
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return EXIT_FAILURE;
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}
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/* Then, in any event, enable trace data collection as configured BEFORE
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* enabling the CDC/ACM device.
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*/
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usbtrace_enable(TRACE_BITSET);
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/* Initialize the USB CDC/ACM serial driver */
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printf("sercon: Registering CDC/ACM serial driver\n");
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ctrl.usbdev = BOARDIOC_USBDEV_CDCACM;
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ctrl.action = BOARDIOC_USBDEV_CONNECT;
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ctrl.instance = CONFIG_SYSTEM_CDCACM_DEVMINOR;
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ctrl.handle = &g_cdcacm.handle;
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ret = boardctl(BOARDIOC_USBDEV_CONTROL, (uintptr_t)&ctrl);
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if (ret < 0)
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{
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printf("sercon: ERROR: "
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"Failed to create the CDC/ACM serial device: %d\n", -ret);
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return EXIT_FAILURE;
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}
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printf("sercon: Successfully registered the CDC/ACM serial driver\n");
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return EXIT_SUCCESS;
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}
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/****************************************************************************
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* serdis_main
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*
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* Description:
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* This is a program entry point that will disconnect the CDC/ACM serial
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* device.
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****************************************************************************/
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int serdis_main(int argc, char *argv[])
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{
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struct boardioc_usbdev_ctrl_s ctrl;
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/* First check if the USB mass storage device is already connected */
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if (!g_cdcacm.handle)
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{
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printf("serdis: ERROR: Not connected\n");
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return EXIT_FAILURE;
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}
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/* Then, in any event, disable trace data collection as configured BEFORE
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* enabling the CDC/ACM device.
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*/
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usbtrace_enable(0);
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/* Then disconnect the device and uninitialize the USB mass storage
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* driver
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*/
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ctrl.usbdev = BOARDIOC_USBDEV_CDCACM;
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ctrl.action = BOARDIOC_USBDEV_DISCONNECT;
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ctrl.instance = CONFIG_SYSTEM_CDCACM_DEVMINOR;
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ctrl.handle = &g_cdcacm.handle;
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boardctl(BOARDIOC_USBDEV_CONTROL, (uintptr_t)&ctrl);
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g_cdcacm.handle = NULL;
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printf("serdis: Disconnected\n");
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return EXIT_SUCCESS;
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}
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