109 lines
4.1 KiB
C
109 lines
4.1 KiB
C
/************************************************************************************
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* configs/sure-pic32mx/src/up_usbterm.c
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* arch/arm/src/board/up_usbterm.c
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*
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* Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* References:
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* - Sample code and schematics provided with the Sure Electronics PIC32 board.
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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 <stdbool.h>
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#include <debug.h>
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#include <nuttx/usb/usbdev.h>
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#include "pic32mx-internal.h"
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#include "sure-internal.h"
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#if defined(CONFIG_PIC32MX_USBDEV) && defined(CONFIG_EXAMPLES_USBTERM_DEVINIT)
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/************************************************************************************
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* Definitions
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************************************************************************************/
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/************************************************************************************
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* Private Functions
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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:
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*
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* Description:
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* If CONFIG_EXAMPLES_USBTERM_DEVINIT is defined, then the example will
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* call this user provided function as part of its initialization.
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*
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****************************************************************************/
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int usbterm_devinit(void)
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{
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/* The Sure board has no way to know when the USB is connected. So we
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* will fake it and tell the USB driver that the USB is connected now.
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*
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* If examples/usbterm is built as an NSH built-in application, then
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* pic32mx_usbattach() will be called in nsh_archinitialize().
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*/
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#ifndef CONFIG_EXAMPLES_USBTERM_BUILTIN
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pic32mx_usbattach();
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#endif
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return OK;
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}
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/****************************************************************************
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* Name:
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*
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* Description:
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* If CONFIG_EXAMPLES_USBTERM_DEVINIT is defined, then the example will
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* call this user provided function as part of its termination sequence.
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*
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****************************************************************************/
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void usbterm_devuninit(void)
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{
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/* Tell the USB driver that the USB is no longer connected */
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pic32mx_usbdetach();
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}
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#endif /* CONFIG_PIC32MX_USBDEV && CONFIG_EXAMPLES_USBTERM_DEVINIT */
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