Using "Supported additional Video Mode" with i810 driver?

[Dave Airlie]

> 
> So, it looks to me that the i810 driver "sees" this resolution and I
> used this info to make a modeline (but it was ignored).  How on earth do
> I tell X.org to use this resolution?

setting modes on the i830 and higher is done via BIOS calls. so if
your BIOS doesn't have support for the mode you won't be able to set
it ...  you might try 855resolution from
http://perso.wanadoo.fr/apoirier/

Dave.