Re: F16 beta TC1 garbled graphical screen [workaround]

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On Sat, 2011-09-03 at 09:32 +0200, Jurgen Kramer wrote:
> On Fri, 2011-09-02 at 09:21 -0700, Adam Williamson wrote:
> > On Fri, 2011-09-02 at 17:02 +0200, Jurgen Kramer wrote:
> > > On Fri, 2011-09-02 at 11:53 +0200, Jurgen Kramer wrote:
> > > > When I get past the current dracut/squashfs problems (BZ#735199)
> > > > (workaround maxcpus=1 works for me). I only get a garbled graphical
> > > > screen so I cannot continue with the installation.
> > > > anaconda textmode is no longer there and xdriver=vesa gives the same
> > > > garbled screen.
> > > > 
> > > > All F16 alpha rc's and alpha worked fine with the graphical installer.
> > > > Did something change here?
> > > > 
> > > > btw this is when booting through EFI. Legacy boot works.
> > > > 
> > > The garbled screen at boot is still there, but when booting in EFI mode
> > > with maxcpus=1 and a bit more patience (wait for hardware), anaconda
> > > gets to the normal graphical install screen and I can make my way
> > > through a the installation.
> > 
> > Oh, so it comes up garbled, then after a while resolves itself?
> > Interesting. What hardware?
> This on a 2011 mac mini with Intel Sandybridge mobile and HD3000 gpu
> (X.log shows Sandybridge Mobile (GT2+)).
> It seems the screen is garbled when de fb driver is used. The screen
> gets to a normal state when the X driver is loaded.
> When I boot in legacy mode I do not have this issue, so it's EFI only.
> It seems this also dependent on the display that is connected.
> 
> My normal display is 1680x1050 and gives the garbled screen. With
> another display with 2560x1440 resolution I do not get the garbled
> screen.

aha. pjones actually guessed that the system might be a Mac, and said if
so, try "the version of grub I built yesterday." - so he thinks it
should be fixed with grub2-1.99-1 or higher. Get -4, as -1 had a nasty
issue. http://koji.fedoraproject.org/koji/buildinfo?buildID=261625
-- 
Adam Williamson
Fedora QA Community Monkey
IRC: adamw | Twitter: AdamW_Fedora | identi.ca: adamwfedora
http://www.happyassassin.net

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