RS690 with the -ati driver, interesting xorg.log ?

Alex Deucher alexdeucher at
Tue Mar 4 07:06:16 PST 2008

On Tue, Mar 4, 2008 at 9:02 AM, Matthias Hopf <mhopf at> wrote:
> On Feb 28, 08 10:31:44 -0500, Alex Deucher wrote:
>  > >  And the delay before showing gdm login screen is due to -ati trying
>  > >  various settings?
>  > >  but radeonHD takes less time to come up.
>  > Probably.  checking for monitors on each output, etc.
>  Doubtful. radeonhd uses the standard RandR 1.2 mechanism for that as
>  well. Maybe the AtomBIOS calls take more time than direct programming,
>  especially for DDC (e.g. you cannot ping with AtomBIOS), but that is
>  only a rough guess.

We don't use atom for DDC, but the atom modesetting may take longer.


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