xref: /netbsd-src/sys/arch/arm/iomd/console/consinit.c (revision ed9977b1224ae46b1df090a9d378605dde53e47b)
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
consinit(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