NetBSD/usr.sbin/grfinfo/grfinfo.c

155 lines
3.4 KiB
C

/*
* Copyright (c) 1987-1993, The University of Utah and
* the Center for Software Science at the University of Utah (CSS).
* All rights reserved.
*
* Permission to use, copy, modify and distribute this software is hereby
* granted provided that (1) source code retains these copyright, permission,
* and disclaimer notices, and (2) redistributions including binaries
* reproduce the notices in supporting documentation, and (3) all advertising
* materials mentioning features or use of this software display the following
* acknowledgement: ``This product includes software developed by the Center
* for Software Science at the University of Utah.''
*
* THE UNIVERSITY OF UTAH AND CSS ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
* IS" CONDITION. THE UNIVERSITY OF UTAH AND CSS DISCLAIM ANY LIABILITY OF
* ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* CSS requests users of this software to return to css-dist@cs.utah.edu any
* improvements that they make and grant CSS redistribution rights.
*
* from: Utah $Hdr: grfinfo.c 1.3 94/04/04$
* $NetBSD: grfinfo.c,v 1.8 2001/02/19 23:22:43 cgd Exp $
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: grfinfo.c,v 1.8 2001/02/19 23:22:43 cgd Exp $");
#endif
#include <sys/types.h>
#include <sys/ioctl.h>
#include <dev/grfioctl.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
int aflg = 0;
int tflg = 0;
char *dname;
struct grfinfo gi;
struct grf_info {
int grf_id;
char *grf_name;
} info[] = {
{ GRFGATOR, "gatorbox" },
{ GRFBOBCAT, "topcat" },
{ GRFRBOX, "renaissance" },
{ GRFFIREEYE, "fireeye" },
{ GRFHYPERION, "hyperion" },
{ GRFDAVINCI, "davinci" },
{ -1, "unknown" }
};
void getinfo __P((void));
int main __P((int, char **));
void printall __P((void));
char *tname __P((void));
void usage __P((void));
int
main(argc, argv)
int argc;
char **argv;
{
int c;
while ((c = getopt(argc, argv, "at")) != -1)
switch (c) {
/* everything */
case 'a':
aflg++;
break;
/* type */
case 't':
tflg++;
break;
/* bogon */
case '?':
usage();
}
if (optind == argc)
usage();
dname = argv[optind];
getinfo();
if (aflg)
printall();
else
printf("%s\n", tname());
exit(0);
}
void
getinfo()
{
int f;
f = open(dname, 0);
if (f < 0 || ioctl(f, GRFIOCGINFO, &gi) < 0) {
if (tflg)
printf("none\n");
else
perror(dname);
exit(1);
}
close(f);
}
void
printall()
{
printf("%s: %d x %d ", dname, gi.gd_dwidth, gi.gd_dheight);
if (gi.gd_colors < 3)
printf("monochrome");
else {
printf("%d color", gi.gd_colors);
if (gi.gd_planes)
printf(", %d plane", gi.gd_planes);
}
printf(" %s\n", tname());
printf("registers: 0x%x bytes at %p\n",
gi.gd_regsize, gi.gd_regaddr);
printf("framebuf: 0x%x bytes at %p (%d x %d)\n",
gi.gd_fbsize, gi.gd_fbaddr, gi.gd_fbwidth, gi.gd_fbheight);
}
char *
tname()
{
struct grf_info *gp;
for (gp = info; gp->grf_id >= 0; gp++)
if (gi.gd_id == gp->grf_id)
break;
/*
* Heuristics to differentiate catseye from topcat:
* low-res color catseye has 1k x 1k framebuffer and 64 colors
* hi-res mono and color catseye have 1280 wide display
*/
if (gi.gd_id == GRFBOBCAT &&
(gi.gd_dwidth == 1280 ||
(gi.gd_fbsize == 0x100000 && gi.gd_colors == 64)))
return("catseye");
return(gp->grf_name);
}
void
usage()
{
fprintf(stderr, "usage: %s [-at] device\n", getprogname());
exit(1);
}