1/* $NetBSD: cons.h,v 1.3 2005/12/11 12:19:16 christos Exp $ */ 2 3/*- 4 * Copyright (c) 2000 Eduardo E. Horvath 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 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31/* 32 * PROM console driver. 33 * 34 * This is the default fallback console driver if nothing else attaches. 35 */ 36 37struct pconssoftc { 38 struct tty *of_tty; 39 struct callout sc_poll_ch; 40 int of_flags; 41}; 42/* flags: */ 43#define OFPOLL 1 44 45#define OFBURSTLEN 128 /* max number of bytes to write in one chunk */ 46 47/* These are shared with the consinit OBP console */ 48void pcons_cnpollc(dev_t dev, int on); 49 50struct consdev; 51struct zs_chanstate; 52 53extern void *zs_conschan; 54 55extern void nullcnprobe(struct consdev *); 56 57extern int zs_getc(void *arg); 58extern void zs_putc(void *arg, int c); 59 60#ifdef KGDB 61void zs_kgdb_init(void); 62void zskgdb(struct zs_chanstate *); 63void *zs_find_prom(int); 64#endif 65 66/* 67 * PROM I/O nodes and arguments are prepared by consinit(). 68 * Drivers can examine these when looking for a console device match. 69 */ 70extern int prom_stdin_node; 71extern int prom_stdout_node; 72extern char prom_stdin_args[]; 73extern char prom_stdout_args[]; 74