xref: /netbsd-src/sys/dev/sbus/mbppio.h (revision c4df96ad4460b3b1d21c11e6fa5f44358fea2afe)
1*c4df96adSplunky /*	$NetBSD: mbppio.h,v 1.2 2008/07/02 10:16:20 plunky Exp $	*/
2*c4df96adSplunky 
3*c4df96adSplunky /*-
4062294ccSpk  * Copyright (c) 1998 Iain Hibbert
5062294ccSpk  * All rights reserved.
6062294ccSpk  *
7062294ccSpk  * Redistribution and use in source and binary forms, with or without
8062294ccSpk  * modification, are permitted provided that the following conditions
9062294ccSpk  * are met:
10062294ccSpk  * 1. Redistributions of source code must retain the above copyright
11062294ccSpk  *    notice, this list of conditions and the following disclaimer.
12062294ccSpk  * 2. Redistributions in binary form must reproduce the above copyright
13062294ccSpk  *    notice, this list of conditions and the following disclaimer in the
14062294ccSpk  *    documentation and/or other materials provided with the distribution.
15062294ccSpk  *
16*c4df96adSplunky  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17*c4df96adSplunky  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18*c4df96adSplunky  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19*c4df96adSplunky  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20*c4df96adSplunky  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21*c4df96adSplunky  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22*c4df96adSplunky  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23*c4df96adSplunky  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24*c4df96adSplunky  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25*c4df96adSplunky  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26062294ccSpk  */
27062294ccSpk 
28062294ccSpk #include <sys/ioctl.h>
29062294ccSpk 
30062294ccSpk struct mbpp_param {
31062294ccSpk 	int	bp_burst;	/* chars to send/recv in one call */
32062294ccSpk 	int	bp_timeout;	/* timeout: -1 blocking, 0 non blocking >0 ms */
33062294ccSpk 	int	bp_delay;	/* delay between polls (ms) */
34062294ccSpk };
35062294ccSpk 
36062294ccSpk #define MBPP_BLOCK	-1
37062294ccSpk #define MBPP_NOBLOCK	0
38062294ccSpk 
39062294ccSpk /* defaults */
40062294ccSpk #define MBPP_BURST	1024
41062294ccSpk #define MBPP_TIMEOUT	MBPP_BLOCK
42062294ccSpk #define MBPP_DELAY	10
43062294ccSpk 
44062294ccSpk /* limits */
45062294ccSpk #define MBPP_BURST_MIN	1
46062294ccSpk #define MBPP_BURST_MAX	1024
47062294ccSpk #define MBPP_DELAY_MIN	0
48062294ccSpk #define MBPP_DELAY_MAX	30000
49062294ccSpk 
50062294ccSpk /* status bits */
51062294ccSpk #define MBPP_BUSY	(1<<0)
52062294ccSpk #define MBPP_PAPER	(1<<1)
53062294ccSpk 
54062294ccSpk /* ioctl commands */
55062294ccSpk #define MBPPIOCSPARAM	_IOW('P', 0x1, struct mbpp_param)
56062294ccSpk #define MBPPIOCGPARAM	_IOR('P', 0x2, struct mbpp_param)
57062294ccSpk #define MBPPIOCGSTAT	_IOR('P', 0x4, int)
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