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Initial revision

/*	$OpenBSD: cons.h,v 1.3 2007/03/07 06:23:04 miod Exp $	*/
/*	$NetBSD: cons.h,v 1.3 2000/05/19 05:26:17 eeh Exp $	*/

/*-
 * Copyright (c) 2000 Eduardo E. Horvath
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

/* These are shared with the consinit OBP console */
extern int stdin, stdout;
void pcons_cnpollc(dev_t dev, int on);

struct consdev;
struct zs_chanstate;

extern void *zs_conschan;

extern void nullcnprobe(struct consdev *);

extern int  zs_getc(void *arg);
extern void zs_putc(void *arg, int c);

struct zschan *
zs_get_chan_addr(int zsc_unit, int channel);

#ifdef	KGDB
void zs_kgdb_init(void);
void zskgdb(struct zs_chanstate *);
#endif