i810 hangups after playing with dual monitors...

[Alan Hourihane]

On Fri, 2007-01-05 at 11:20 +0100, Emilio Scalise wrote:
> I've noticed that X crashes after restarting the X server two or more
> times saying "unknown reason for exception" when I play with dual head
> settings.
> I've reproduced this successfully on an 945gm based notebook and an
> i915 based notebook using i810 version 1.7.2 from debian etch, 1.6.5
> from ubuntu edgy, and 1.6.5 from fedora core 6. Steps to reproduce it
> are:
> - set a dual head config (using multiple screens, not mergedfb)
> - close the X server
> - change the configuration, for example disable the second screen.
> - you will get the error...
> or
> - set a dual head config
> - restart some times the server
> 
> I've attached the Xorg log using Ubuntu Edgy and 1.7.2 driver.

It's already a known issue, and I'm not quite sure what's going on yet.
But one of the restoration BIOS calls is messing things up.

Alan.