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      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
     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
    108 bmccninit(struct consdev *cp)
    109 {
    110 
    111 	sioinit();
    112 	bmdinit();
    113 }
    114 
    115 int
    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
    134 bmccnputc(dev_t dev, int c)
    135 {
    136 
    137 	bmdputc(c);
    138 }
    139