/*      $NetBSD: maccons.c,v 1.10 2019/07/26 10:48:44 rin Exp $ */

/*
* Copyright (C) 1999 Scott Reynolds.  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.
*/

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: maccons.c,v 1.10 2019/07/26 10:48:44 rin Exp $");

#include "genfb.h"
#include "macfb.h"
#include "wsdisplay.h"
#include "wskbd.h"
#include "zsc.h"

#if (NGENFB + NMACFB) > 1
#error "genfb(4) and macfb(4) cannot be enabled at the same time"
#endif

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/conf.h>

#include <machine/autoconf.h>
#include <machine/cpu.h>
#include <machine/video.h>

#include <dev/cons.h>
#include <dev/wscons/wsdisplayvar.h>
#include <dev/wscons/wskbdvar.h>
#if NGENFB > 0
#include <dev/wsfb/genfbvar.h>
#endif

#include <mac68k/dev/akbdvar.h>
#if NMACFB > 0
#include <mac68k/dev/macfbvar.h>
#endif

void maccnprobe(struct consdev *);
void maccninit(struct consdev *);
int maccngetc(dev_t);
void maccnputc(dev_t, int);
void maccnpollc(dev_t, int);

static int      maccons_initted = (-1);

void
maccnprobe(struct consdev *cp)
{
#if NWSDISPLAY > 0
       extern const struct cdevsw wsdisplay_cdevsw;
       int     maj, unit;
#endif

       cp->cn_dev = NODEV;
       cp->cn_pri = CN_NORMAL;

#if NWSDISPLAY > 0
       unit = 0;
       maj = cdevsw_lookup_major(&wsdisplay_cdevsw);
       if (maj != -1) {
               cp->cn_pri = CN_INTERNAL;
               cp->cn_dev = makedev(maj, unit);
       }
#endif
}

void
maccninit(struct consdev *cp)
{
       /*
        * XXX evil hack; see consinit() for an explanation.
        * note:  maccons_initted is initialized to (-1).
        */
       if (++maccons_initted > 0) {
#if NMACFB > 0
               macfb_cnattach(mac68k_video.mv_phys);
#elif NGENFB > 0
               genfb_cnattach();
#endif
               akbd_cnattach();
       }
}

int
maccngetc (dev_t dev)
{
#if NWSKBD > 0
       if (maccons_initted > 0)
               return wskbd_cngetc(dev);
#endif
       return 0;
}

void
maccnputc(dev_t dev, int c)
{
#if NZSC > 0
       extern dev_t mac68k_zsdev;
       extern int zscnputc(dev_t, int);
#endif

#if NWSDISPLAY > 0
       if (maccons_initted > 0)
               wsdisplay_cnputc(dev,c);
#endif
#if NZSC > 0
       if (mac68k_machine.serial_boot_echo)
               zscnputc(mac68k_zsdev, c);
#endif
}

void
maccnpollc(dev_t dev, int on)
{
#if NWSKBD > 0
       if (maccons_initted > 0)
               wskbd_cnpollc(dev,on);
#endif
}