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      1 /*	$NetBSD: screen.c,v 1.2 2014/01/11 15:51:02 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  *	@(#)screen.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  *	@(#)screen.c	8.1 (Berkeley) 6/10/93
     71  */
     72 
     73 /*
     74  * screen.c -- screen handler
     75  * by A.Fujita, Jun-17-1992
     76  */
     77 
     78 #include <sys/param.h>
     79 #include <lib/libkern/libkern.h>
     80 #include <luna68k/stand/boot/samachdep.h>
     81 #include <luna68k/stand/boot/status.h>
     82 
     83 int
     84 screen(int argc, char *argv[])
     85 {
     86 	int i, j, flag;
     87 	char *p;
     88 	short hcnt, vcnt;
     89 
     90 	if (!strcmp(argv[1], "clear")) {
     91 		bmdclear();
     92 	} else if (!strcmp(argv[1], "adjust")) {
     93 		hcnt = vcnt = 0;
     94 
     95 		flag = 0;
     96 		for (p = argv[2] ; *p != '\0'; p++) {
     97 			if (*p == '-')
     98 				flag++;
     99 			else
    100 				hcnt = (hcnt * 10) + (*p - 0x30);
    101 		}
    102 		if (flag)
    103 			hcnt = -1 * hcnt;
    104 
    105 		flag = 0;
    106 		for (p = argv[3] ; *p != '\0'; p++) {
    107 			if (*p == '-')
    108 				flag++;
    109 			else
    110 				vcnt = (vcnt * 10) + (*p - 0x30);
    111 		}
    112 		if (flag)
    113 			vcnt = -1 * vcnt;
    114 
    115 		bmdadjust(hcnt, vcnt);
    116 	} else if (!strcmp(argv[1], "number")) {
    117 		for (j = 0; j < 50; j++)
    118 			for (i = 0; i < 10; i++)
    119 				bmdputc( 0x30 + i );
    120 
    121 	} else if (!strcmp(argv[1], "alpha")) {
    122 		for (j = 0; j < 26; j++) {
    123 			for (i = 0; i < 90; i++) {
    124 				bmdputc(0x41 + j);
    125 			}
    126 			bmdputc(0x0D);
    127 			bmdputc(0x0A);
    128 		}
    129 	}
    130 
    131 	return ST_NORMAL;
    132 }
    133