1/*	$NetBSD: iris_cons.h,v 1.1 2019/01/12 16:44:47 tsutsui Exp $	*/
2
3/*
4 * Copyright (c) 2018 Naruaki Etomi
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/*
29 * Silicon Graphics "IRIS" series MIPS processors machine bootloader.
30 */
31
32struct consdev {
33	char	*cn_name;	/* console device name */
34	int	address;	/* address */
35	int	speed;		/* speed(serial only) */
36	void	(*cn_probe)	/* probe hardware and fill in consdev info */
37		    (struct consdev *);
38	void	(*cn_init)	/* turn on as console */
39		    (struct consdev *);
40	int	(*cn_getc)	/* getchar interface */
41		    (void *);
42	void	(*cn_putc)	/* putchar interface */
43		    (void *, int);
44	int	(*cn_scan)	/* scan interface */
45		    (void *);
46	int	cn_pri;		/* pecking order; the higher the better */
47	void	*cn_dev;	/* device data tag */
48};
49
50/* values for cn_pri - reflect our policy for console selection */
51#define CN_DEAD		0	/* device doesn't exist */
52#define CN_NORMAL	1	/* device exists but is nothing special */
53#define CN_INTERNAL	2	/* "internal" bit-mapped display */
54#define CN_REMOTE	3	/* serial interface with remote bit set */
55