drivers/s390/char/sclp_tty.h

   1 /*
   2  *  drivers/s390/char/sclp_tty.h
   3  *    interface to the SCLP-read/write driver
   4  *
   5  *  S390 version
   6  *    Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
   7  *    Author(s): Martin Peschke <mpeschke@de.ibm.com>
   8  *               Martin Schwidefsky <schwidefsky@de.ibm.com>
   9  */
  10
  11 #ifndef __SCLP_TTY_H__
  12 #define __SCLP_TTY_H__
  13
  14 #include <linux/ioctl.h>
  15 #include <linux/termios.h>
  16 #include <linux/tty_driver.h>
  17
  18 /* This is the type of data structures storing sclp ioctl setting. */
  19 struct sclp_ioctls {
  20         unsigned short htab;
  21         unsigned char echo;
  22         unsigned short columns;
  23         unsigned char final_nl;
  24         unsigned short max_sccb;
  25         unsigned short kmem_sccb;       /* can't be modified at run time */
  26         unsigned char tolower;
  27         unsigned char delim;
  28 };
  29
  30 /* must be unique, FIXME: must be added in Documentation/ioctl_number.txt */
  31 #define SCLP_IOCTL_LETTER 'B'
  32
  33 /* set width of horizontal tabulator */
  34 #define TIOCSCLPSHTAB   _IOW(SCLP_IOCTL_LETTER, 0, unsigned short)
  35 /* enable/disable echo of input (independent from line discipline) */
  36 #define TIOCSCLPSECHO   _IOW(SCLP_IOCTL_LETTER, 1, unsigned char)
  37 /* set number of colums for output */
  38 #define TIOCSCLPSCOLS   _IOW(SCLP_IOCTL_LETTER, 2, unsigned short)
  39 /* enable/disable writing without final new line character */
  40 #define TIOCSCLPSNL     _IOW(SCLP_IOCTL_LETTER, 4, signed char)
  41 /* set the maximum buffers size for output, rounded up to next 4kB boundary */
  42 #define TIOCSCLPSOBUF   _IOW(SCLP_IOCTL_LETTER, 5, unsigned short)
  43 /* set initial (default) sclp ioctls */
  44 #define TIOCSCLPSINIT   _IO(SCLP_IOCTL_LETTER, 6)
  45 /* enable/disable conversion from upper to lower case of input */
  46 #define TIOCSCLPSCASE   _IOW(SCLP_IOCTL_LETTER, 7, unsigned char)
  47 /* set special character used for separating upper and lower case, */
  48 /* 0x00 disables this feature */
  49 #define TIOCSCLPSDELIM  _IOW(SCLP_IOCTL_LETTER, 9, unsigned char)
  50
  51 /* get width of horizontal tabulator */
  52 #define TIOCSCLPGHTAB   _IOR(SCLP_IOCTL_LETTER, 10, unsigned short)
  53 /* Is echo of input enabled ? (independent from line discipline) */
  54 #define TIOCSCLPGECHO   _IOR(SCLP_IOCTL_LETTER, 11, unsigned char)
  55 /* get number of colums for output */
  56 #define TIOCSCLPGCOLS   _IOR(SCLP_IOCTL_LETTER, 12, unsigned short)
  57 /* Is writing without final new line character enabled ? */
  58 #define TIOCSCLPGNL     _IOR(SCLP_IOCTL_LETTER, 14, signed char)
  59 /* get the maximum buffers size for output */
  60 #define TIOCSCLPGOBUF   _IOR(SCLP_IOCTL_LETTER, 15, unsigned short)
  61 /* Is conversion from upper to lower case of input enabled ? */
  62 #define TIOCSCLPGCASE   _IOR(SCLP_IOCTL_LETTER, 17, unsigned char)
  63 /* get special character used for separating upper and lower case, */
  64 /* 0x00 disables this feature */
  65 #define TIOCSCLPGDELIM  _IOR(SCLP_IOCTL_LETTER, 19, unsigned char)
  66 /* get the number of buffers/pages got from kernel at startup */
  67 #define TIOCSCLPGKBUF   _IOR(SCLP_IOCTL_LETTER, 20, unsigned short)
  68
  69 extern struct tty_driver *sclp_tty_driver;
  70
  71 #endif  /* __SCLP_TTY_H__ */