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      1  1.9  christos /*	$NetBSD: cons.h,v 1.9 2011/06/03 03:20:39 christos Exp $	*/
      2  1.3       eeh 
      3  1.3       eeh /*-
      4  1.3       eeh  * Copyright (c) 2000 Eduardo E. Horvath
      5  1.3       eeh  * All rights reserved.
      6  1.3       eeh  *
      7  1.3       eeh  * Redistribution and use in source and binary forms, with or without
      8  1.3       eeh  * modification, are permitted provided that the following conditions
      9  1.3       eeh  * are met:
     10  1.3       eeh  * 1. Redistributions of source code must retain the above copyright
     11  1.3       eeh  *    notice, this list of conditions and the following disclaimer.
     12  1.3       eeh  * 2. Redistributions in binary form must reproduce the above copyright
     13  1.3       eeh  *    notice, this list of conditions and the following disclaimer in the
     14  1.3       eeh  *    documentation and/or other materials provided with the distribution.
     15  1.3       eeh  * 3. The name of the author may not be used to endorse or promote products
     16  1.3       eeh  *    derived from this software without specific prior written permission.
     17  1.3       eeh  *
     18  1.3       eeh  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  1.3       eeh  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  1.3       eeh  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  1.3       eeh  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  1.3       eeh  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     23  1.3       eeh  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     24  1.3       eeh  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     25  1.3       eeh  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     26  1.3       eeh  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     27  1.3       eeh  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     28  1.3       eeh  * SUCH DAMAGE.
     29  1.3       eeh  */
     30  1.3       eeh 
     31  1.3       eeh /*
     32  1.3       eeh  * PROM console driver.
     33  1.3       eeh  *
     34  1.3       eeh  * This is the default fallback console driver if nothing else attaches.
     35  1.3       eeh  */
     36  1.3       eeh 
     37  1.3       eeh struct pconssoftc {
     38  1.9  christos 	device_t of_dev;
     39  1.3       eeh 	struct tty *of_tty;
     40  1.3       eeh 	struct callout sc_poll_ch;
     41  1.3       eeh 	int of_flags;
     42  1.3       eeh };
     43  1.3       eeh /* flags: */
     44  1.3       eeh #define	OFPOLL		1
     45  1.3       eeh 
     46  1.3       eeh #define	OFBURSTLEN	128	/* max number of bytes to write in one chunk */
     47  1.3       eeh 
     48  1.7       cdi void pcons_cnpollc(dev_t, int);
     49  1.1       eeh 
     50  1.1       eeh struct consdev;
     51  1.1       eeh struct zs_chanstate;
     52  1.1       eeh 
     53  1.1       eeh extern void *zs_conschan;
     54  1.1       eeh 
     55  1.7       cdi extern void nullcnprobe(struct consdev *);
     56  1.1       eeh 
     57  1.7       cdi extern int  zs_getc(void *arg);
     58  1.7       cdi extern void zs_putc(void *arg, int c);
     59  1.1       eeh 
     60  1.4        pk /*
     61  1.4        pk  * PROM I/O nodes and arguments are prepared by consinit().
     62  1.4        pk  * Drivers can examine these when looking for a console device match.
     63  1.4        pk  */
     64  1.4        pk extern int prom_stdin_node;
     65  1.4        pk extern int prom_stdout_node;
     66  1.4        pk extern char prom_stdin_args[];	/* not used on sun4u */
     67  1.4        pk extern char prom_stdout_args[];	/* not used on sun4u */
     68  1.4        pk 
     69