Re: [gentoo-user] Re: Intel dilemma

[Andrés Becerra Sandoval]

On Sat, Aug 29, 2009 at 11:37 PM, Simon Hunt <chesemonkyloma@×××××.com> wrote:
> On Sat, Aug 29, 2009 at 10:30:02PM -0400, Simon Hunt wrote:
>> On Sat, Aug 29, 2009 at 02:00:35PM -0400, Simon Hunt wrote:
>> > I posted this on the forums but I want some more information. I have a
>> > bit of a dilemma. With these settings,
>> >
>> > xf86-video-intel: 2.6.3-r1 xorg-server: 1.6.2-r1 and 1.6.3 kernel
>> > module: i830 kernel: gentoo 2.6.29-r5 and 2.6.30-r4
>> >
>> > sometimes when stopping or starting X my computer would freeze and there
>> > would be no video output. However, other than that, inside Gnome Firefox
>> > ran pretty smoothly, not incredibly fast, but not sluggishly at all.
>> > With these settings,
>> >
>> > xf86-video-intel: 2.8.0 xorg-server: 1.6.3 kernel module: i915 kernel:
>> > vanilla 2.6.31_rc7
>> >
>> >
>> > X starts and stops very smoothly without ever freezing, I think because
>> > of the KMS. But Firefox runs sluggishly and my whole machine freezes in
>> > Firefox frequently. According to this,
>> > http://www.x.org/wiki/IntelGraphicsDriver, the 2.8.0 driver drops
>> > support for XAA and EXA, but has no UXA support for my graphics card
>> > (865G), so I think I'm getting no 2D acceleration. Could that be the
>> > reason Firefox is so slow? As for the freezes, I think that's just
>> > because the newer driver is unstable. What are the optimum driver and
>> > kernel versions for my graphics card, the 865G? Also, the reason I'm
>> > using the 2.6.31 kernel is because that X.Org wiki page says it works
>> > best with the 2.8.0 intel driver. Oh, and what exactly is the kernel
>> > module for and what are the differences between the i830 and i915?
>> >
>> > Pappy told me I should use kernel .27, and that KMS support right now
>> > for my card is very unstable. Anyway, I just want to know the best
>> > options right now for my card which is the 865G.
>>
>> Okay, my current setup is
>> xf86-video-intel: 2.7.1
>> xorg-server: 1.6.3.901
>> kernel: 2.6.30-r4 with i915
>>
>> and it never freezes while starting or stopping, and it never lags in
>> Firefox. The only way this differs from my old setup is the xorg-server,
>> so I think they may have fixed the freezing issue in the version. I
>> tried both suggestions, and I don't know why but they just didn't work
>> for me. Thanks for all the help though! Oh by the way, the only reason I
>> even tried this was because I had to use a different kernel to get into
>> X and it just happened to work perfectly!
>
> No, I was wrong. I also changed my xf86-video-intel, and THAT is what
> fixed the freezing problem, but now I have another freezing problem
> which I think is cause by the new intel driver because it happened in
> several versions of xorg-server.
>
>

Finally is working on gentoo (with extra patches):

x11-base/xorg-server-1.6.3.901-r2
sys-kernel/gentoo-sources-2.6.31
media-libs/mesa-7.5.1
x11-libs/libdrm-2.4.13

But kernel must be patched with:

http://lists.freedesktop.org/archives/intel-gfx/2009-September/004122.html

My /etc/X11/xorg.conf :

Section "ServerLayout"
        Identifier     "X.org Configured"
        Screen      0  "Screen0" 0 0
        #Option                 "AIGLX"  "true"
EndSection

Section "Extensions"
    #Option "Composite" "Enable"
EndSection

Section "Device"
    Identifier  "int"
    Driver "intel"
    Option "AccelMethod"   "UXA"
    #Option "Tiling"        "False"
EndSection

Section "Module"
        Load  "extmod"
        Load  "dri"
        Load  "dbe"
        Load  "glx"
        Load  "freetype"
EndSection

Section "Screen"
        Identifier "Screen0"
        Monitor    "Monitor0"
        Device     "int"
        SubSection "Display"
                Viewport   0 0
                Depth     24
        EndSubSection
EndSection


-- 
  Andrés