forked from Archive/PX4-Autopilot
182 lines
6.3 KiB
C
182 lines
6.3 KiB
C
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/****************************************************************************
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* examples/usbterm/usbterm.h
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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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* 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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#ifndef __APPS_EXAMPLES_USBTERM_USBTERM_H
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#define __APPS_EXAMPLES_USBTERM_USBTERM_H
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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 <stdint.h>
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#include <stdbool.h>
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#include <semaphore.h>
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/****************************************************************************
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* Definitions
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****************************************************************************/
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/* Configuration ************************************************************/
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#ifndef CONFIG_EXAMPLES_USBTERM_BUFLEN
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# define CONFIG_EXAMPLES_USBTERM_BUFLEN 256
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#endif
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#ifdef CONFIG_EXAMPLES_USBTERM_TRACEINIT
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# define TRACE_INIT_BITS (TRACE_INIT_BIT)
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#else
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# define TRACE_INIT_BITS (0)
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#endif
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#define TRACE_ERROR_BITS (TRACE_DEVERROR_BIT|TRACE_CLSERROR_BIT)
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#ifdef CONFIG_EXAMPLES_USBTERM_TRACECLASS
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# define TRACE_CLASS_BITS (TRACE_CLASS_BIT|TRACE_CLASSAPI_BIT|TRACE_CLASSSTATE_BIT)
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#else
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# define TRACE_CLASS_BITS (0)
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#endif
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#ifdef CONFIG_EXAMPLES_USBTERM_TRACETRANSFERS
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# define TRACE_TRANSFER_BITS (TRACE_OUTREQQUEUED_BIT|TRACE_INREQQUEUED_BIT|TRACE_READ_BIT|\
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TRACE_WRITE_BIT|TRACE_COMPLETE_BIT)
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#else
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# define TRACE_TRANSFER_BITS (0)
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#endif
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#ifdef CONFIG_EXAMPLES_USBTERM_TRACECONTROLLER
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# define TRACE_CONTROLLER_BITS (TRACE_EP_BIT|TRACE_DEV_BIT)
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#else
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# define TRACE_CONTROLLER_BITS (0)
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#endif
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#ifdef CONFIG_EXAMPLES_USBTERM_TRACEINTERRUPTS
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# define TRACE_INTERRUPT_BITS (TRACE_INTENTRY_BIT|TRACE_INTDECODE_BIT|TRACE_INTEXIT_BIT)
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#else
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# define TRACE_INTERRUPT_BITS (0)
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#endif
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#define TRACE_BITSET (TRACE_INIT_BITS|TRACE_ERROR_BITS|TRACE_CLASS_BITS|\
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TRACE_TRANSFER_BITS|TRACE_CONTROLLER_BITS|TRACE_INTERRUPT_BITS)
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#ifdef CONFIG_CDCACM
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# define USBTERM_DEVNAME "/dev/ttyACM0"
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#else
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# define USBTERM_DEVNAME "/dev/ttyUSB0"
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#endif
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/* Debug ********************************************************************/
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#ifdef CONFIG_CPP_HAVE_VARARGS
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# ifdef CONFIG_DEBUG
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# define message(...) lib_rawprintf(__VA_ARGS__)
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# define trmessage lib_rawprintf
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# else
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# define message(...) printf(__VA_ARGS__)
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# define trmessage printf
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# endif
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#else
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# ifdef CONFIG_DEBUG
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# define message lib_lowprintf
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# define trmessage lib_lowprintf
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# else
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# define message printf
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# define trmessage printf
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# endif
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#endif
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#define IOBUFFER_SIZE 256
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/* All USB terminal state data is packaged in a single structure to minimize
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* name conflicts with other global symbols -- a poor man's name space.
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*/
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struct usbterm_globals_s
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{
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FILE *instream; /* Stream for incoming USB data */
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FILE *outstream; /* Stream for outgoing USB data */
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pthread_t listener; /* USB terminal listener thread */
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bool peer; /* True: A peer is connected to the serial port on
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* the remote host */
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/* Buffers for incoming and outgoing data */
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char inbuffer[CONFIG_EXAMPLES_USBTERM_BUFLEN];
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char outbuffer[CONFIG_EXAMPLES_USBTERM_BUFLEN];
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};
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/****************************************************************************
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* Public Variables
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****************************************************************************/
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/* USB terminal state data */
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extern struct usbterm_globals_s g_usbterm;
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/****************************************************************************
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* Public Function Prototypes
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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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#ifdef CONFIG_EXAMPLES_USBTERM_DEVINIT
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int usbterm_devinit(void);
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#endif
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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 sequeunce.
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*
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****************************************************************************/
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#ifdef CONFIG_EXAMPLES_USBTERM_DEVINIT
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void usbterm_devuninit(void);
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#endif
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#endif /* __APPS_EXAMPLES_USBTERM_USBTERM_H */
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