Date: Tue, 15 Jun 2010 16:49:19 -0500 From: Robert Noland <rnoland@FreeBSD.org> To: Larry Gingras <larry@cybent.net> Cc: x11@freebsd.org, Andriy Gapon <avg@icyb.net.ua> Subject: Re: intel video driver problem Message-ID: <4C17F55F.5010108@FreeBSD.org> In-Reply-To: <4C17F29E.40601@cybent.net> References: <4C16663C.8020603@cybent.net> <AANLkTilItBw6tf2IusMBDPlGE9sSxOjOfp_20UUWJuSx@mail.gmail.com> <4C17A2E6.2020702@icyb.net.ua> <4C17F29E.40601@cybent.net>
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Larry Gingras wrote: > On 15.06.2010 22:57, Andriy Gapon wrote: >> on 14/06/2010 21:31 Brandon Gooch said the following: >> >>> On Mon, Jun 14, 2010 at 12:26 PM, Larry Gingras<larry@cybent.net> >>> wrote: >>> >>>> I have a problem with acceleration features on my graphic adapter. >>>> I have (according to Xorg.0.log) Integrated Graphics Chipset: >>>> Intel(R) 965GM >>>> (it is ASUS laptop X80L). >>>> When acceleration is enabled, some parts of windows sometimes became >>>> garbled. It seems like parts of video memory is littered. Image is only >>>> restored when affected regions is completely redrawn, >>>> minimize-restore of >>>> window do not restore garbled region (but image inside garbled >>>> region become >>>> different, it become part of desktop or something like that). >>>> I tried to disable everything that use acceleration (disable >>>> composition in >>>> KDE, etc), even disable DRI but if acceleration is enabled in >>>> xorg.conf this >>>> bug remains. If I disable acceleration (with Option "Accel" "off") - >>>> everything works fine. >>>> I tried to play with various options in xorg.conf but there are not >>>> many >>>> options to play with. Driver just ignores a lot of options (such as >>>> VideoRam). I tried change AccelMethod, but only EXA works for me >>>> (XAA and >>>> UXA make Xorg halt on starting graphic mode, I just have blank black >>>> screen >>>> and everything stop, I cannot switch back to console or kill X server). >>>> Only completely disabling acceleration make things better. >>>> I use FreeBSD 8.0-RELEASE, xorg 7.4, and intel video driver 2.7.1 >>>> (it is >>>> latest version currently present in ports). >>>> I'm not sure it is bug in xorg driver or in kernel support (i915 and >>>> drm >>>> modules, btw I mention these are not loaded if acceleration is >>>> disabled). >>>> It seems to me that it is some sort of memory allocation or access >>>> issue. >>>> >>>> Please advice possible solutions. >>>> >>>> BTW I think driver is severely outdated now. intellinuxgraphics.org >>>> have >>>> 2.11.0 now. I tried to download it but I cannot build it (I think it >>>> is for >>>> linux only and must be ported to FreeBSD). >>>> >>> I believe Xorg 7.5 is available via ports, perhaps upgrading to the >>> most recent version of both Xorg and the Intel driver (2.7.1_3) will >>> remedy some of your issues. >>> >> I don't think that it will help. >> >> >>> I will say that the overall quality of open-source Intel graphics >>> drivers are highly fluctuating it seems. >>> >>> However, the Xorg setup on my Intel-equipped machines is running well, >>> although I don't require extraordinary power. The FreeBSD "team" >>> working on Xorg is rather short-handed, and can't be expected to keep >>> up with the most current developments of either Xorg or the >>> constituent pieces (like the Intel driver). Volunteers are always >>> welcome... >>> >> Main problem is that Intel X drivers team took very Linux-centric >> world view. >> Their newer drivers require certain things in kernel that are not >> available in >> FreeBSD, that's why we can't update the driver to any newer version. >> To add to what you said, currently _nobody_ actively works on kernel >> side of X >> support. >> > It is really sad. If it were desktop PC I could just change video > adapter to something more FreeBSD-friendly (I think nvidia is the best > choice for FreeBSD, am I right?), but it is not possible for laptop. radeon. robert. > > > _______________________________________________ > freebsd-x11@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-x11 > To unsubscribe, send any mail to "freebsd-x11-unsubscribe@freebsd.org"
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