/*
* drivers/s390/char/sclp_tty.h
* interface to the SCLP-read/write driver
*
* S390 version
* Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
* Author(s): Martin Peschke <mpeschke@de.ibm.com>
* Martin Schwidefsky <schwidefsky@de.ibm.com>
*/
#ifndef __SCLP_TTY_H__
#define __SCLP_TTY_H__
#include <linux/ioctl.h>
#include <linux/termios.h>
#include <linux/tty_driver.h>
/* This is the type of data structures storing sclp ioctl setting. */
struct sclp_ioctls {
unsigned short htab;
unsigned char echo;
unsigned short columns;
unsigned char final_nl;
unsigned short max_sccb;
unsigned short kmem_sccb; /* can't be modified at run time */
unsigned char tolower;
unsigned char delim;
};
/* must be unique, FIXME: must be added in Documentation/ioctl_number.txt */
#define SCLP_IOCTL_LETTER 'B'
/* set width of horizontal tabulator */
#define TIOCSCLPSHTAB _IOW(SCLP_IOCTL_LETTER, 0, unsigned short)
/* enable/disable echo of input (independent from line discipline) */
#define TIOCSCLPSECHO _IOW(SCLP_IOCTL_LETTER, 1, unsigned char)
/* set number of colums for output */
#define TIOCSCLPSCOLS _IOW(SCLP_IOCTL_LETTER, 2, unsigned short)
/* enable/disable writing without final new line character */
#define TIOCSCLPSNL _IOW(SCLP_IOCTL_LETTER, 4, signed char)
/* set the maximum buffers size for output, rounded up to next 4kB boundary */
#define TIOCSCLPSOBUF _IOW(SCLP_IOCTL_LETTER, 5, unsigned short)
/* set initial (default) sclp ioctls */
#define TIOCSCLPSINIT _IO(SCLP_IOCTL_LETTER, 6)
/* enable/disable conversion from upper to lower case of input */
#define TIOCSCLPSCASE _IOW(SCLP_IOCTL_LETTER, 7, unsigned char)
/* set special character used for separating upper and lower case, */
/* 0x00 disables this feature */
#define TIOCSCLPSDELIM _IOW(SCLP_IOCTL_LETTER, 9, unsigned char)
/* get width of horizontal tabulator */
#define TIOCSCLPGHTAB _IOR(SCLP_IOCTL_LETTER, 10, unsigned short)
/* Is echo of input enabled ? (independent from line discipline) */
#define TIOCSCLPGECHO _IOR(SCLP_IOCTL_LETTER, 11, unsigned char)
/* get number of colums for output */
#define TIOCSCLPGCOLS _IOR(SCLP_IOCTL_LETTER, 12, unsigned short)
/* Is writing without final new line character enabled ? */
#define TIOCSCLPGNL _IOR(SCLP_IOCTL_LETTER, 14, signed char)
/* get the maximum buffers size for output */
#define TIOCSCLPGOBUF _IOR(SCLP_IOCTL_LETTER, 15, unsigned short)
/* Is conversion from upper to lower case of input enabled ? */
#define TIOCSCLPGCASE _IOR(SCLP_IOCTL_LETTER, 17, unsigned char)
/* get special character used for separating upper and lower case, */
/* 0x00 disables this feature */
#define TIOCSCLPGDELIM _IOR(SCLP_IOCTL_LETTER, 19, unsigned char)
/* get the number of buffers/pages got from kernel at startup */
#define TIOCSCLPGKBUF _IOR(SCLP_IOCTL_LETTER, 20, unsigned short)
extern struct tty_driver *sclp_tty_driver;
#endif /* __SCLP_TTY_H__ */
