xref: /netbsd-src/sys/arch/rs6000/stand/boot/cons.h (revision 9b6bd2d968e3623e57a9a376b7fc0ae125709789)
1*9b6bd2d9Srmind /*	$NetBSD: cons.h,v 1.2 2011/02/08 20:20:23 rmind Exp $	*/
268fe5b6fSgarbled 
368fe5b6fSgarbled /*
4*9b6bd2d9Srmind  * Copyright (c) 1988 University of Utah.
568fe5b6fSgarbled  * Copyright (c) 1990, 1993
668fe5b6fSgarbled  *	The Regents of the University of California.  All rights reserved.
768fe5b6fSgarbled  *
868fe5b6fSgarbled  * This code is derived from software contributed to Berkeley by
968fe5b6fSgarbled  * the Systems Programming Group of the University of Utah Computer
1068fe5b6fSgarbled  * Science Department.
1168fe5b6fSgarbled  *
1268fe5b6fSgarbled  * Redistribution and use in source and binary forms, with or without
1368fe5b6fSgarbled  * modification, are permitted provided that the following conditions
1468fe5b6fSgarbled  * are met:
1568fe5b6fSgarbled  * 1. Redistributions of source code must retain the above copyright
1668fe5b6fSgarbled  *    notice, this list of conditions and the following disclaimer.
1768fe5b6fSgarbled  * 2. Redistributions in binary form must reproduce the above copyright
1868fe5b6fSgarbled  *    notice, this list of conditions and the following disclaimer in the
1968fe5b6fSgarbled  *    documentation and/or other materials provided with the distribution.
2068fe5b6fSgarbled  * 3. Neither the name of the University nor the names of its contributors
2168fe5b6fSgarbled  *    may be used to endorse or promote products derived from this software
2268fe5b6fSgarbled  *    without specific prior written permission.
2368fe5b6fSgarbled  *
2468fe5b6fSgarbled  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
2568fe5b6fSgarbled  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
2668fe5b6fSgarbled  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
2768fe5b6fSgarbled  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
2868fe5b6fSgarbled  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
2968fe5b6fSgarbled  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
3068fe5b6fSgarbled  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
3168fe5b6fSgarbled  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
3268fe5b6fSgarbled  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
3368fe5b6fSgarbled  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
3468fe5b6fSgarbled  * SUCH DAMAGE.
3568fe5b6fSgarbled  *
3668fe5b6fSgarbled  * from: Utah $Hdr: cons.h 1.6 92/01/21$
3768fe5b6fSgarbled  *
3868fe5b6fSgarbled  *	@(#)cons.h	8.1 (Berkeley) 6/10/93
3968fe5b6fSgarbled  */
4068fe5b6fSgarbled 
4168fe5b6fSgarbled struct consdev {
4268fe5b6fSgarbled 	char	*cn_name;	/* console device name */
4368fe5b6fSgarbled 	int	address;	/* address */
4468fe5b6fSgarbled 	int	speed;		/* speed(serial only) */
4568fe5b6fSgarbled 	void	(*cn_probe)	/* probe hardware and fill in consdev info */
4668fe5b6fSgarbled 		    (struct consdev *);
4768fe5b6fSgarbled 	void	(*cn_init)	/* turn on as console */
4868fe5b6fSgarbled 		    (struct consdev *);
4968fe5b6fSgarbled 	int	(*cn_getc)	/* getchar interface */
5068fe5b6fSgarbled 		    (void *);
5168fe5b6fSgarbled 	void	(*cn_putc)	/* putchar interface */
5268fe5b6fSgarbled 		    (void *, int);
5368fe5b6fSgarbled 	int	(*cn_scan)	/* scan interface */
5468fe5b6fSgarbled 		    (void *);
5568fe5b6fSgarbled 	int	cn_pri;		/* pecking order; the higher the better */
5668fe5b6fSgarbled 	void	*cn_dev;	/* device data tag */
5768fe5b6fSgarbled };
5868fe5b6fSgarbled 
5968fe5b6fSgarbled /* values for cn_pri - reflect our policy for console selection */
6068fe5b6fSgarbled #define	CN_DEAD		0	/* device doesn't exist */
6168fe5b6fSgarbled #define CN_NORMAL	1	/* device exists but is nothing special */
6268fe5b6fSgarbled #define CN_INTERNAL	2	/* "internal" bit-mapped display */
6368fe5b6fSgarbled #define CN_REMOTE	3	/* serial interface with remote bit set */
64