xref: /netbsd-src/sys/arch/luna68k/stand/boot/bmc.c (revision 5b5099022c41085e4ee1db1b39ee2ab9036ea606)
1 /*	$NetBSD: bmc.c,v 1.6 2015/02/14 05:58:02 tsutsui Exp $	*/
2 
3 /*
4  * Copyright (c) 1992 OMRON Corporation.
5  *
6  * This code is derived from software contributed to Berkeley by
7  * OMRON Corporation.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. All advertising materials mentioning features or use of this software
18  *    must display the following acknowledgement:
19  *	This product includes software developed by the University of
20  *	California, Berkeley and its contributors.
21  * 4. Neither the name of the University nor the names of its contributors
22  *    may be used to endorse or promote products derived from this software
23  *    without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35  * SUCH DAMAGE.
36  *
37  *	@(#)bmc.c	8.1 (Berkeley) 6/10/93
38  */
39 /*
40  * Copyright (c) 1992, 1993
41  *	The Regents of the University of California.  All rights reserved.
42  *
43  * This code is derived from software contributed to Berkeley by
44  * OMRON Corporation.
45  *
46  * Redistribution and use in source and binary forms, with or without
47  * modification, are permitted provided that the following conditions
48  * are met:
49  * 1. Redistributions of source code must retain the above copyright
50  *    notice, this list of conditions and the following disclaimer.
51  * 2. Redistributions in binary form must reproduce the above copyright
52  *    notice, this list of conditions and the following disclaimer in the
53  *    documentation and/or other materials provided with the distribution.
54  * 3. Neither the name of the University nor the names of its contributors
55  *    may be used to endorse or promote products derived from this software
56  *    without specific prior written permission.
57  *
58  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
59  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
60  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
61  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
62  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
63  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
64  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
65  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
66  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
67  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
68  * SUCH DAMAGE.
69  *
70  *	@(#)bmc.c	8.1 (Berkeley) 6/10/93
71  */
72 
73 /*
74  * bmc.c -- bitmap console driver
75  *   by A.Fujita, JUL-06-1992
76  */
77 
78 #include <sys/param.h>
79 #include <luna68k/stand/boot/samachdep.h>
80 #include <luna68k/stand/boot/rcvbuf.h>
81 #include <luna68k/stand/boot/preset.h>
82 
83 /*
84  * Following are all routines needed for SIO to act as console
85  */
86 #include <dev/cons.h>
87 
88 void
bmccnprobe(struct consdev * cp)89 bmccnprobe(struct consdev *cp)
90 {
91 
92 	if ((dipsw1 & PS_BMC_CONS) == 0) {
93 		cp->cn_pri = CN_DEAD;
94 		return;
95 	}
96 
97 	if (nplane == 0) {
98 		cp->cn_pri = CN_DEAD;
99 		return;
100 	}
101 
102 	/* initialize required fields */
103 	cp->cn_dev = 1;
104 	cp->cn_pri = CN_NORMAL;
105 }
106 
107 void
bmccninit(struct consdev * cp)108 bmccninit(struct consdev *cp)
109 {
110 
111 	sioinit();
112 	bmdinit();
113 }
114 
115 int
bmccngetc(dev_t dev)116 bmccngetc(dev_t dev)
117 {
118 	int c;
119 	int unit = 1;
120 
121 	if (RBUF_EMPTY(unit))
122 		return 0;
123 
124 	POP_RBUF(unit, c);
125 
126 #if 1
127 	return c;
128 #else
129 	return siocngetc(dev);
130 #endif
131 }
132 
133 void
bmccnputc(dev_t dev,int c)134 bmccnputc(dev_t dev, int c)
135 {
136 
137 	bmdputc(c);
138 }
139