1/*	$NetBSD: mbppio.h,v 1.2 2008/07/02 10:16:20 plunky Exp $	*/
 2
 3/*-
 4 * Copyright (c) 1998 Iain Hibbert
 5 * All rights reserved.
 6 *
 7 * Redistribution and use in source and binary forms, with or without
 8 * modification, are permitted provided that the following conditions
 9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#include <sys/ioctl.h>
29
30struct mbpp_param {
31	int	bp_burst;	/* chars to send/recv in one call */
32	int	bp_timeout;	/* timeout: -1 blocking, 0 non blocking >0 ms */
33	int	bp_delay;	/* delay between polls (ms) */
34};
35
36#define MBPP_BLOCK	-1
37#define MBPP_NOBLOCK	0
38
39/* defaults */
40#define MBPP_BURST	1024
41#define MBPP_TIMEOUT	MBPP_BLOCK
42#define MBPP_DELAY	10
43
44/* limits */
45#define MBPP_BURST_MIN	1
46#define MBPP_BURST_MAX	1024
47#define MBPP_DELAY_MIN	0
48#define MBPP_DELAY_MAX	30000
49
50/* status bits */
51#define MBPP_BUSY	(1<<0)
52#define MBPP_PAPER	(1<<1)
53
54/* ioctl commands */
55#define MBPPIOCSPARAM	_IOW('P', 0x1, struct mbpp_param)
56#define MBPPIOCGPARAM	_IOR('P', 0x2, struct mbpp_param)
57#define MBPPIOCGSTAT	_IOR('P', 0x4, int)