2 * Copyright (c) 1994 Hellmuth Michaelis
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by
18 * 4. The name authors may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 "@(#)set2061.c, 1.00, Last Edit-Date: [Sun Jan 15 19:52:05 1995]";
37 /*---------------------------------------------------------------------------*
41 * -hm start using 132 columns on my Elsa Winner
43 *---------------------------------------------------------------------------*/
47 #include <machine/pcvt_ioctl.h>
51 void AltICD2061SetClock(long frequency, int select);
66 while( (c = getopt(argc, argv, "f:n:")) != -1)
85 if(freq == -1 || no == -1)
88 if((fd = open("/dev/console", O_RDONLY)) < 0)
91 if(ioctl(fd, KDENABIO, 0) < 0)
93 perror("ioctl(KDENABIO)");
97 AltICD2061SetClock(freq, no);
99 (void)ioctl(fd, KDDISABIO, 0);
106 fprintf(stderr,"\nset2061 - program the ICD2061 video clock chip\n");
107 fprintf(stderr,"usage: set2061 -f <freq> -n <no>\n");
108 fprintf(stderr," -f <freq> frequency in Hz\n");
109 fprintf(stderr," -n <no> clock generator number\n");