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

Sven Luther
2003-04-03T16:10:05Z

On Thu, Apr 03, 2003 at 04:21:14PM +0100, 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.

You mean, driving both display with the same ramdac ?

Friendly,

Sven Luther