diff options
Diffstat (limited to 'drivers/s390/char/sclp_tty.h')
| -rw-r--r-- | drivers/s390/char/sclp_tty.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/drivers/s390/char/sclp_tty.h b/drivers/s390/char/sclp_tty.h new file mode 100644 index 00000000000..0ce2c1fc534 --- /dev/null +++ b/drivers/s390/char/sclp_tty.h @@ -0,0 +1,71 @@ +/* + * 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__ */ |