incubator-nuttx/include/nuttx/serial/tioctl.h

219 lines
9.1 KiB
C

/********************************************************************************************
* include/nuttx/serial/tioctl.h
*
* Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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 NuttX 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 OWNER 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.
*
********************************************************************************************/
/* This function should not be included directly. Rather, it should be included indirectly
* via include/nuttx/fs/ioctl.h.
*/
#ifndef __INCLUDE_NUTTX_SERIAL_TIOCTL_H
#define __INCLUDE_NUTTX_SERIAL_TIOCTL_H
/********************************************************************************************
* Included Files
********************************************************************************************/
#include <stdint.h>
/********************************************************************************************
* Pre-Processor Definitions
********************************************************************************************/
/* Get and Set Terminal Attributes (see termios.h) */
#define TCGETS _TIOC(0x0001) /* Get serial port settings: FAR struct termios* */
#define TCSETS _TIOC(0x0002) /* Set serial port settings: FAR const struct termios* */
#define TCSETSW _TIOC(0x0003) /* Drain output and set serial port settings: FAR const struct termios* */
#define TCSETSF _TIOC(0x0004) /* Drain output, discard intput, and set serial port settings: FAR const struct termios* */
#define TCGETA _TIOC(0x0005) /* See TCGETS: FAR struct termio* */
#define TCSETA _TIOC(0x0006) /* See TCSETS: FAR const struct termio* */
#define TCSETAW _TIOC(0x0007) /* See TCSETSF: FAR const struct termio* */
#define TCSETAF _TIOC(0x0008) /* See TCSETSF: FAR const struct termio* */
/* Locking the termios structure */
#define TIOCGLCKTRMIOS _TIOC(0x0009) /* Get termios lock status: FAR struct termios* */
#define TIOCSLCKTRMIOS _TIOC(0x000a) /* Set termios lock status: FAR const struct termios* */
/* Get and Set Window Size */
#define TIOCGWINSZ _TIOC(0x000b) /* Get window size: FAR struct winsize */
#define TIOCSWINSZ _TIOC(0x000c) /* Set window size: FAR const struct winsize */
/* Send a break */
#define TCSBRK _TIOC(0x000d) /* Send a break: int */
#define TCSBRKP _TIOC(0x000e) /* Send a POSIX break: int */
#define TIOCSBRK _TIOC(0x000f) /* Turn break on: void */
#define TIOCCBRK _TIOC(0x0010) /* Turn break off: void */
/* Software flow control */
#define TCXONC _TIOC(0x0011) /* Control flow control: int */
/* Buffer count and flushing */
#define TIOCINQ _TIOC(0x0012) /* Bytes in input buffer: int */
#define TIOCOUTQ _TIOC(0x0013) /* Bytes in output buffer: int */
#define TCFLSH _TIOC(0x0014) /* Flush: int */
/* Faking input */
#define TIOCSTI _TIOC(0x0015) /* Insert into input: const char */
/* Re-directing console output */
#define TIOCCONS _TIOC(0x0016) /* Re-direct console output to device: void */
/* Controlling TTY */
#define TIOCSCTTY _TIOC(0x0017) /* Make controlling TTY: int */
#define TIOCNOTTY _TIOC(0x0018) /* Give up controllinog TTY: void */
/* Exclusive mode */
#define TIOCEXCL _TIOC(0x0019) /* Put TTY in exclusive mode: void */
#define TIOCNXCL _TIOC(0x001a) /* Disable exclusive mode: void */
/* Line discipline */
#define TIOCGETD _TIOC(0x001b) /* Get line discipline: FAR int */
#define TIOCSETD _TIOC(0x001c) /* Set line discipline: FAR const int */
/* Packet mode */
#define TIOCPKT _TIOC(0x001d) /* Control packet mode: FAR const int */
# define TIOCPKT_FLUSHREAD (1 << 0) /* The read queue for the terminal is flushed */
# define TIOCPKT_FLUSHWRITE (1 << 1) /* The write queue for the terminal is flushed */
# define TIOCPKT_STOP (1 << 2) /* Output to the terminal is stopped */
# define TIOCPKT_START (1 << 3) /* Output to the terminal is restarted */
# define TIOCPKT_DOSTOP (1 << 4) /* t_stopc is '^S' and t_startc is '^Q' */
# define TIOCPKT_NOSTOP (1 << 5) /* The start and stop characters are not '^S/^Q' */
/* Modem control */
#define TIOCMGET _TIOC(0x001e) /* Get modem status bits: FAR int */
#define TIOCMSET _TIOC(0x001f) /* Set modem status bits: FAR const int */
#define TIOCMBIC _TIOC(0x0020) /* Clear modem bits: FAR const int */
#define TIOCMBIS _TIOC(0x0021) /* Set modem bits: FAR const int */
# define TIOCM_LE (1 << 0) /* DSR (data set ready/line enable) */
# define TIOCM_DTR (1 << 1) /* DTR (data terminal ready) */
# define TIOCM_RTS (1 << 2) /* RTS (request to send) */
# define TIOCM_ST (1 << 3) /* Secondary TXD (transmit) */
# define TIOCM_SR (1 << 4) /* Secondary RXD (receive) */
# define TIOCM_CTS (1 << 5) /* CTS (clear to send) */
# define TIOCM_CAR (1 << 6) /* DCD (data carrier detect) */
# define TIOCM_CD TIOCM_CAR
# define TIOCM_RNG (1 << 7) /* RNG (ring) */
# define TIOCM_RI TIOCM_RNG
# define TIOCM_DSR (1 << 8) /* DSR (data set ready) */
/* TTY shutdown */
#define TIOCVHANGUP _TIOC(0x0022) /* Shutdown TTY: void */
/* Marking a line as local */
#define TIOCGSOFTCAR _TIOC(0x0023) /* Get software carrier flag: FAR int */
#define TIOCSSOFTCAR _TIOC(0x0024) /* Set software carrier flag: FAR const int */
/* Get/set serial line info */
#define TIOCGSERIAL _TIOC(0x0025) /* Get serial line info: FAR struct serial_struct */
#define TIOCSSERIAL _TIOC(0x0026) /* Set serial line info: FAR const struct serial_struct */
#define TIOCSERGETLSR _TIOC(0x0027) /* Get line status register: FAR int */
/* Serial events */
#define TIOCMIWAIT _TIOC(0x0028) /* Wait for a change on serial input line(s): void */
#define TIOCGICOUNT _TIOC(0x0029) /* Read serial port interrupt count: FAR struct serial_icounter_struct */
/* RS-485 Support */
#define TIOCSRS485 _TIOC(0x002a) /* Set RS485 mode, arg: pointer to struct serial_rs485 */
#define TIOCGRS485 _TIOC(0x002b) /* Get RS485 mode, arg: pointer to struct serial_rs485 */
/* Debugging */
#define TIOCSERGSTRUCT _TIOC(0x002c) /* Get device TTY structure */
/* Definitions used in struct serial_rs485 (Linux compatible) */
#define SER_RS485_ENABLED (1 << 0) /* Enable/disble RS-485 support */
#define SER_RS485_RTS_ON_SEND (1 << 1) /* Logic level for RTS pin when sending */
#define SER_RS485_RTS_AFTER_SEND (1 << 2) /* Logic level for RTS pin after sent */
#define SER_RS485_RX_DURING_TX (1 << 4)
/********************************************************************************************
* Public Type Definitions
********************************************************************************************/
/* Used with TTY ioctls */
struct winsize
{
uint16_t ws_row;
uint16_t ws_col;
/* uint16_t ws_xpixel; unused */
/* uint16_t ws_ypixel; unused */
};
/* Structure used with TIOCSRS485 and TIOCGRS485 (Linux compatible) */
struct serial_rs485
{
uint32_t flags; /* See SER_RS485_* definitions */
uint32_t delay_rts_before_send; /* Delay before send (milliseconds) */
uint32_t delay_rts_after_send; /* Delay after send (milliseconds) */
};
/********************************************************************************************
* Public Function Prototypes
********************************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __INCLUDE_NUTTX_SERIAL_TIOCTL_H */