F11 Preview Hard Lock

[Tom London]

On Wed, Apr 29, 2009 at 8:42 AM, Tom London <selinux at gmail.com> wrote:
> On Wed, Apr 29, 2009 at 7:31 AM, Adam Jackson <ajax at redhat.com> wrote:
>> On Wed, 2009-04-29 at 06:26 -0700, Tom London wrote:
>>
>>> My @home monitor does not support KMS; I'll retest with my "KMS
>>> approved" monitor @work.
>>
>> Can you clarify this statement?  The monitor really shouldn't factor
>> into whether KMS works or not.  Admittedly there's been some bugs with
>> the I2C code in the kernel (turns out KMS is the first serious user of
>> it, who knew), but X's mode selection logic is independent of who does
>> I2C.
>>
>> - ajax
>>
> Sure.
>
> I've BZ'ed here: https://bugzilla.redhat.com/show_bug.cgi?id=489987
>
> Rough details: I connect my X200 at home with an old Mitsubishi LCD
> monitor, and at work with a newer HP LCD monitor.
>
> System boots fine with HP monitor and KMS (that is, plymouth displays
> properly and gdm/X "comes up" fine), but does not with Mistubishi LCD
> (plymouth displays properly, but the monitor immediately goes into
> "power save" mode and the screen turns black when gdm should be
> starting.).
>
> To make it "work", I need to add "nomodeset nopat" when booting with
> Mitsu. monitor.
>
> I believe the "nopat" was needed to make compiz not display the "white
> screen of indifference"
> (https://bugzilla.redhat.com/show_bug.cgi?id=486375).
>
> Believe various Xorg.0.log files are attached there.
>
> I'm eager to help here.  Let me know what more I do....
>

Realize the "nopat" part may not be clear: I only need to boot with
"nopat" if I boot with "nomodeset".  When KMS is working, I don't seem
to have an issue with pat/nopat.

Still eager to help ;-)

tom
-- 
Tom London