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      1 /*	$NetBSD: consinit.c,v 1.8 2011/07/01 20:26:36 dyoung Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1994-1998 Mark Brinicombe.
      5  * Copyright (c) 1994 Brini.
      6  * All rights reserved.
      7  *
      8  * This code is derived from software written for Brini by Mark Brinicombe
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by Mark Brinicombe
     21  *	for the NetBSD Project.
     22  * 4. The name of the company nor the name of the author may be used to
     23  *    endorse or promote products derived from this software without specific
     24  *    prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
     27  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     28  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     29  * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
     30  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     31  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     32  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     36  * SUCH DAMAGE.
     37  *
     38  * Console init functions for machines with VIDC
     39  *
     40  * Created      : 17/09/94
     41  * Updated	: 18/04/01 updated for new wscons
     42  */
     43 
     44 #include <sys/cdefs.h>
     45 __KERNEL_RCSID(0, "$NetBSD: consinit.c,v 1.8 2011/07/01 20:26:36 dyoung Exp $");
     46 
     47 #include <sys/param.h>
     48 #include <sys/systm.h>
     49 #include <sys/kernel.h>
     50 #include <sys/conf.h>
     51 #include <sys/device.h>
     52 
     53 #include <sys/bus.h>
     54 
     55 #include <dev/cons.h>
     56 
     57 #include <arm/iomd/vidc.h>
     58 #include <arm/iomd/iomdreg.h>
     59 #include <arm/iomd/iomdvar.h>
     60 #include <arm/iomd/iomdkbcvar.h>
     61 #include <arm/iomd/vidcvideo.h>
     62 
     63 #include "vidcvideo.h"
     64 #include "iomdkbc.h"
     65 
     66 #if ((NVIDCVIDEO > 0) && (NIOMDKBC > 0))
     67 
     68 extern videomemory_t videomemory;
     69 extern struct bus_space iomd_bs_tag;
     70 
     71 #endif
     72 
     73 
     74 #ifdef COMCONSOLE
     75 extern void comcninit(struct consdev *cp);
     76 #endif
     77 
     78 
     79 void
     80 consinit(void)
     81 {
     82 
     83 	static int consinit_called = 0;
     84 
     85 	if (consinit_called != 0)
     86 		return;
     87 	consinit_called = 1;
     88 
     89 #ifdef COMCONSOLE
     90 	comcninit(NULL);
     91 	return;
     92 #endif
     93 
     94 
     95 #if ((NVIDCVIDEO > 0) && (NIOMDKBC > 0))
     96 	vidcvideo_cnattach(videomemory.vidm_vbase);
     97 #if NIOMDKBC > 0
     98 	iomdkbc_cnattach(&iomd_bs_tag, IOMD_ADDRESS(IOMD_KBDDAT), 0);
     99 #endif
    100 	return;
    101 #else
    102 	/* XXX For old VIDC console. */
    103 	cninit();
    104 	return;
    105 #endif
    106 	panic("No console");	/* Will we ever see this?  */
    107 }
    108