Few words about intel graphics on G965 (DG965RY)

[Maxim Levitsky]

On Friday, 8 February 2008 10:52:24 Timo Jyrinki wrote:
> 2008/2/8, Maxim Levitsky <maximlevitsky at gmail.com>:
> > * First of all I have two intel drivers 'intel', and 'i810'.
> > i810 uses bios for modesetting, and it sets modes, and restores console ok.
> > on the other hand the 'intel' driver probably does the work directly, and it doesn't restore
> > the console, and fails on switching resolutions (I explain later how)
> 
> Same problem here with the console. Apparently using framebuffer
> drivers may cause this, see [1], but I'm having the problem also with
> boot parameter nofb.
> 
> [1] https://bugs.freedesktop.org/show_bug.cgi?id=13756
> 
> > * Secondary shader related plugins of compiz are broken (I guess the is known):
> > The reflection, motion blur, window blur just doesn't work.
> > (Although cube reflection and shift does work)
> 
> Yep.
> 
> > * Most annoying bug : If something happen with the driver (failed modesetting, compiz hang,
> > just ctrl+backspace, even a switch to console and back), the screen is replaced with blinking color,
> > the whole screen is filled with random color and it blinks.
> > The X restart just doesn't help, and only a reboot helps.
> 
> Ah yes, this has been familiar to me during the few days I've tried
> the latest stuff. Could you file a bug report about this one? I wasn't
> sure if it was only my problem or not.

I had this problem, and have it, since I bought the motherboard.
I will try latest drivers, and if this persists I report.

> 
> > First of all, when you expect ttm to be included in linux kernel.
> > And how can I test it?
> 
> I can only speak about testing - you should get the latest drm/libdrm:
> git://anongit.freedesktop.org/git/mesa/drm
> plus latest Mesa & DRI:
> http://gitweb.freedesktop.org/?p=mesa/mesa.git;a=summary
> You also need the to-be-1.5 of Xserver:
> git://anongit.freedesktop.org/git/xorg/xserver
> and latest Intel 2D DDX driver:
> git://anongit.freedesktop.org/git/xorg/driver/xf86-video-intel
> 
> When configuring the last one, make sure you see "DRI_MM" "yes".

Thanks a lot.

> 
> As you go, you may try to think of enchancements to
> http://wiki.x.org/wiki/ModularDevelopersGuide and
> http://dri.freedesktop.org/wiki/Building. At least the former should
> IMO have mentions about libpciaccess and maybe some newbie's summary
> for people wanting to test the newest stuff. I may be adding some of
> this also but feel free to add any notes you think may help others.
> 
> -Timo
> 

Best regards,
	Maxim Levitsky