/*      $NetBSD: screen.c,v 1.2 2014/01/11 15:51:02 tsutsui Exp $       */

/*
* Copyright (c) 1992 OMRON Corporation.
*
* This code is derived from software contributed to Berkeley by
* OMRON Corporation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
*    must display the following acknowledgement:
*      This product includes software developed by the University of
*      California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*      @(#)screen.c    8.1 (Berkeley) 6/10/93
*/
/*
* Copyright (c) 1992, 1993
*      The Regents of the University of California.  All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* OMRON Corporation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*      @(#)screen.c    8.1 (Berkeley) 6/10/93
*/

/*
* screen.c -- screen handler
* by A.Fujita, Jun-17-1992
*/

#include <sys/param.h>
#include <lib/libkern/libkern.h>
#include <luna68k/stand/boot/samachdep.h>
#include <luna68k/stand/boot/status.h>

int
screen(int argc, char *argv[])
{
       int i, j, flag;
       char *p;
       short hcnt, vcnt;

       if (!strcmp(argv[1], "clear")) {
               bmdclear();
       } else if (!strcmp(argv[1], "adjust")) {
               hcnt = vcnt = 0;

               flag = 0;
               for (p = argv[2] ; *p != '\0'; p++) {
                       if (*p == '-')
                               flag++;
                       else
                               hcnt = (hcnt * 10) + (*p - 0x30);
               }
               if (flag)
                       hcnt = -1 * hcnt;

               flag = 0;
               for (p = argv[3] ; *p != '\0'; p++) {
                       if (*p == '-')
                               flag++;
                       else
                               vcnt = (vcnt * 10) + (*p - 0x30);
               }
               if (flag)
                       vcnt = -1 * vcnt;

               bmdadjust(hcnt, vcnt);
       } else if (!strcmp(argv[1], "number")) {
               for (j = 0; j < 50; j++)
                       for (i = 0; i < 10; i++)
                               bmdputc( 0x30 + i );

       } else if (!strcmp(argv[1], "alpha")) {
               for (j = 0; j < 26; j++) {
                       for (i = 0; i < 90; i++) {
                               bmdputc(0x41 + j);
                       }
                       bmdputc(0x0D);
                       bmdputc(0x0A);
               }
       }

       return ST_NORMAL;
}

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