int
main (int argc, char *argv[])
{
struct videomode m;
if (argc != 4) {
printf("usage: %s x y refresh\n", argv[0]);
exit(1);
}
vesagtf_mode(atoi(argv[1]), atoi(argv[2]), atoi(argv[3]), &m);
print_xf86_mode(&m);
return 0;
}
static int
edid_std_timing(uint8_t *data, struct videomode *vmp)
{
unsigned x, y, f;
const struct videomode *lookup;
char name[80];
if ((data[0] == 1 && data[1] == 1) ||
(data[0] == 0 && data[1] == 0) ||
(data[0] == 0x20 && data[1] == 0x20))
return 0;
x = EDID_STD_TIMING_HRES(data);
switch (EDID_STD_TIMING_RATIO(data)) {
case EDID_STD_TIMING_RATIO_16_10:
y = x * 10 / 16;
break;
case EDID_STD_TIMING_RATIO_4_3:
y = x * 3 / 4;
break;
case EDID_STD_TIMING_RATIO_5_4:
y = x * 4 / 5;
break;
case EDID_STD_TIMING_RATIO_16_9:
default:
y = x * 9 / 16;
break;
}
f = EDID_STD_TIMING_VFREQ(data);
/* first try to lookup the mode as a DMT timing */
snprintf(name, sizeof(name), "%dx%dx%d", x, y, f);
if ((lookup = edid_mode_lookup_list(name)) != NULL) {
*vmp = *lookup;
} else {
/* failing that, calculate it using gtf */
/*
* Hmm. I'm not using alternate GTF timings, which
* could, in theory, be present.
*/
vesagtf_mode(x, y, f, vmp);
}
return 1;
}
