zephyr/include/drivers/console/uart_console.h

72 lines
2.5 KiB
C

/* uart_console.h - uart console driver */
/*
* Copyright (c) 2011, 2014 Wind River Systems, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1) Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2) Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3) Neither the name of Wind River Systems nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _UART_CONSOLE__H_
#define _UART_CONSOLE__H_
#ifdef __cplusplus
extern "C" {
#endif
#include <nanokernel.h>
extern void uart_console_init(void);
#define MAX_LINE_LEN 1024
struct uart_console_input {
int __unused;
char line[MAX_LINE_LEN];
};
/** @brief Register uart input processing
*
* Input processing is started when string is typed in the console.
* Carriage return is translated to NULL making string always NULL
* terminated. Application before calling register function need to
* initialize two fifo queues mentioned below.
*
* @param avail nano_fifo queue keeping available input slots
* @param lines nano_fifo queue of entered lines which to be processed
* in the application code.
*
* @return None
*/
void uart_register_input(struct nano_fifo *avail, struct nano_fifo *lines);
void uart_console_isr(void *unused);
#ifdef __cplusplus
}
#endif
#endif /* _UART_CONSOLE__H_ */