155 lines
3.4 KiB
C
155 lines
3.4 KiB
C
/*
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* Copyright (c) 1987-1993, The University of Utah and
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* the Center for Software Science at the University of Utah (CSS).
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* All rights reserved.
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*
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* Permission to use, copy, modify and distribute this software is hereby
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* granted provided that (1) source code retains these copyright, permission,
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* and disclaimer notices, and (2) redistributions including binaries
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* reproduce the notices in supporting documentation, and (3) all advertising
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* materials mentioning features or use of this software display the following
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* acknowledgement: ``This product includes software developed by the Center
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* for Software Science at the University of Utah.''
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*
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* THE UNIVERSITY OF UTAH AND CSS ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
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* IS" CONDITION. THE UNIVERSITY OF UTAH AND CSS DISCLAIM ANY LIABILITY OF
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* ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* CSS requests users of this software to return to css-dist@cs.utah.edu any
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* improvements that they make and grant CSS redistribution rights.
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*
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* from: Utah $Hdr: grfinfo.c 1.3 94/04/04$
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* $NetBSD: grfinfo.c,v 1.7 1997/11/01 06:54:11 lukem Exp $
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: grfinfo.c,v 1.7 1997/11/01 06:54:11 lukem Exp $");
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#endif
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <dev/grfioctl.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <unistd.h>
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int aflg = 0;
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int tflg = 0;
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char *dname;
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struct grfinfo gi;
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struct grf_info {
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int grf_id;
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char *grf_name;
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} info[] = {
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{ GRFGATOR, "gatorbox" },
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{ GRFBOBCAT, "topcat" },
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{ GRFRBOX, "renaissance" },
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{ GRFFIREEYE, "fireeye" },
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{ GRFHYPERION, "hyperion" },
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{ GRFDAVINCI, "davinci" },
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{ -1, "unknown" }
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};
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void getinfo __P((void));
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int main __P((int, char **));
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void printall __P((void));
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char *tname __P((void));
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void usage __P((void));
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int
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main(argc, argv)
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int argc;
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char **argv;
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{
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int c;
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while ((c = getopt(argc, argv, "at")) != -1)
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switch (c) {
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/* everything */
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case 'a':
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aflg++;
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break;
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/* type */
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case 't':
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tflg++;
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break;
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/* bogon */
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case '?':
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usage();
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}
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if (optind == argc)
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usage();
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dname = argv[optind];
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getinfo();
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if (aflg)
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printall();
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else
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printf("%s\n", tname());
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exit(0);
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}
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void
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getinfo()
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{
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int f;
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f = open(dname, 0);
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if (f < 0 || ioctl(f, GRFIOCGINFO, &gi) < 0) {
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if (tflg)
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printf("none\n");
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else
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perror(dname);
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exit(1);
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}
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close(f);
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}
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void
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printall()
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{
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printf("%s: %d x %d ", dname, gi.gd_dwidth, gi.gd_dheight);
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if (gi.gd_colors < 3)
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printf("monochrome");
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else {
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printf("%d color", gi.gd_colors);
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if (gi.gd_planes)
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printf(", %d plane", gi.gd_planes);
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}
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printf(" %s\n", tname());
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printf("registers: 0x%x bytes at %p\n",
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gi.gd_regsize, gi.gd_regaddr);
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printf("framebuf: 0x%x bytes at %p (%d x %d)\n",
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gi.gd_fbsize, gi.gd_fbaddr, gi.gd_fbwidth, gi.gd_fbheight);
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}
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char *
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tname()
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{
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struct grf_info *gp;
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for (gp = info; gp->grf_id >= 0; gp++)
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if (gi.gd_id == gp->grf_id)
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break;
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/*
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* Heuristics to differentiate catseye from topcat:
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* low-res color catseye has 1k x 1k framebuffer and 64 colors
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* hi-res mono and color catseye have 1280 wide display
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*/
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if (gi.gd_id == GRFBOBCAT &&
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(gi.gd_dwidth == 1280 ||
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(gi.gd_fbsize == 0x100000 && gi.gd_colors == 64)))
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return("catseye");
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return(gp->grf_name);
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}
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void
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usage()
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{
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extern char *__progname; /* from crt0.o */
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fprintf(stderr, "usage: %s [-at] device\n", __progname);
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exit(1);
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}
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