Date: Sat, 20 Jun 2009 15:05:16 -0400 (EDT) From: Daniel Eischen <deischen@freebsd.org> To: Andriy Gapon <avg@freebsd.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, Robert Noland <rnoland@freebsd.org> Subject: Re: svn commit: r194540 - head/sys/dev/drm Message-ID: <Pine.GSO.4.64.0906201502460.15516@sea.ntplx.net> In-Reply-To: <4A3D1EEA.9060005@freebsd.org> References: <200906201645.n5KGjEeG081301@svn.freebsd.org> <Pine.GSO.4.64.0906201250210.14868@sea.ntplx.net> <4A3D1EEA.9060005@freebsd.org>
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On Sat, 20 Jun 2009, Andriy Gapon wrote: > on 20/06/2009 19:56 Daniel Eischen said the following: >> On Sat, 20 Jun 2009, Robert Noland wrote: >> >>> Author: rnoland >>> Date: Sat Jun 20 16:45:14 2009 >>> New Revision: 194540 >>> URL: http://svn.freebsd.org/changeset/base/194540 >>> >>> Log: >>> The G45 docs indicate that all G4X chips use the new framecount >>> register. >>> >>> Intel agrees with my reading of the docs, make it so for all G4X chips. >>> >>> The new register also has a 32 bit width as opposed to 24 bits. Fix >>> things up so that the counters roll over properly. >> >> Could this possibly fix the problem I'm seeing with the screen being >> garbage after a logout from KDE 3.x (using kdm)? Everything works >> fine after logging in, but when you log out, the screen is left with >> garbage/lots of vertical striping. This only happened after upgrading >> my system (and all ports) to Xorg 7.4, worked just fine before that. >> >> agp0: <Intel 82945GM (945GM GMCH) SVGA controller> on vgapci0 >> agp0: detected 7932k stolen memory >> agp0: aperture size is 256M >> vgapci1: <VGA-compatible display> mem 0xdff80000-0xdfffffff at device >> 2.1 on pci0 > > I had similar symptoms. In my case this was cause X server crashing? > Do you see the same. If yes, there might be a recipe for cure. Possibly, I don't recall if the X server crashed after logout. Ctrl-Alt-F1, then Ctrl-Alt-Del to reboot was the only way to recover, sometimes a hard reset was required. I guess I'll have to try this change to see if it resolves my problem. -- DE
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