Re: [Linux-fbdev-devel] [PATCH]: EDID parser

Geert Uytterhoeven
2003-04-03T16:23:32Z

On 3 Apr 2003, Alan Cox wrote:
> On Iau, 2003-04-03 at 15:15, Sven Luther wrote:
> > > Read is not enough. If you have connected one /dev/fbx to two monitors,
> > > you must find highest common denominator for them, and use this one.
> >
> > Err, i don't understand this ? Do you mean you are outputing to two
> > monitors at the same time ?
>
> I think you mean lowest common denominator.
>
> > If that is so maybe you mean, speaking in graphic card terminology, and
> > not in fbdev one, that you are sharing one common framebuffer between
> > two outputs, right, possibly doing mirroring tricks or something such ?
>
> Classic example is a SiS 6326 driving monitor and TV. You need to keep
> the display to TV acceptable ranges.

I don't know whether that's a good example...

I assume the signal for the TV is different from the signal for the monitor
(these days you don't find many monitors that do 15.6 kHz / 50 Hz)? In that
case it's just the resolution that has to be more or less compatible.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds