[unix-history] / usr / src / sys / hp300 / dev / ppiioctl.h

/*
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)ppiioctl.h	7.2 (Berkeley) %G%
 */

#ifndef _IOCTL_
#include <sys/ioctl.h>
#endif

struct ppiparam {
	int	burst;	/* chars to send/recv in one call */
	int	timo;	/* timeout: -1 blocking, 0 non-blocking, >0 msec */
	int	delay;	/* delay between polls (msec) */
};

#define PPI_BLOCK	-1
#define PPI_NOBLOCK	0

/* default values */
#define	PPI_BURST	1024
#define PPI_TIMO	PPI_BLOCK
#define PPI_DELAY	10

/* limits */
#define	PPI_BURST_MIN	1
#define	PPI_BURST_MAX	1024
#define PPI_DELAY_MIN	0
#define PPI_DELAY_MAX	30000

#define PPIIOCSPARAM	_IOW('P', 0x1, struct ppiparam)
#define PPIIOCGPARAM	_IOR('P', 0x2, struct ppiparam)
#define PPIIOCSSEC	_IOW('P', 0x3, int)
Commit	Line	Data
92bd2249 KM	1	/*
	2	* Copyright (c) 1990 The Regents of the University of California.
	3	* All rights reserved.
	4	*
	5	* %sccs.include.redist.c%
	6	*
b28b3a13	7	* @(#)ppiioctl.h 7.2 (Berkeley) %G%
92bd2249 KM	8	*/
	9
	10	#ifndef _IOCTL_
92bd2249 KM	11	#include <sys/ioctl.h>
92bd2249 KM	12	#endif
92bd2249 KM	13
	14	struct ppiparam {
	15	int burst; /* chars to send/recv in one call */
	16	int timo; /* timeout: -1 blocking, 0 non-blocking, >0 msec */
	17	int delay; /* delay between polls (msec) */
	18	};
	19
	20	#define PPI_BLOCK -1
	21	#define PPI_NOBLOCK 0
	22
	23	/* default values */
	24	#define PPI_BURST 1024
	25	#define PPI_TIMO PPI_BLOCK
	26	#define PPI_DELAY 10
	27
	28	/* limits */
	29	#define PPI_BURST_MIN 1
	30	#define PPI_BURST_MAX 1024
	31	#define PPI_DELAY_MIN 0
	32	#define PPI_DELAY_MAX 30000
	33
	34	#define PPIIOCSPARAM _IOW('P', 0x1, struct ppiparam)
	35	#define PPIIOCGPARAM _IOR('P', 0x2, struct ppiparam)
	36	#define PPIIOCSSEC _IOW('P', 0x3, int)