Date: Wed, 21 Dec 2005 17:26:53 +0100 From: martinko <martinkov@pobox.sk> To: freebsd-current@freebsd.org Subject: Re: DRM update for testing Message-ID: <dobvod$iqq$1@sea.gmane.org> In-Reply-To: <1132743283.1197.55.camel@leguin> References: <1132743283.1197.55.camel@leguin>
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Eric Anholt wrote: > I've got a patch at: > http://people.freebsd.org/~anholt/dri/drm-sys-20051123.diff > for testing, which merges DRM CVS into FreeBSD. I've done basic tests > of a recent DRM CVS with WITNESS on AGP/PCI Matrox, AGP/PCI Rage 128, > AGP Radeon r100/r200/r300, AGP Savage4 (new!), SiS, and 3dfx, and this > version should be equivalent to what I tested. I'll do another pass of > testing before I commit, but I'd also like to get some wider testing so > more panics can show up if they exist. This particular diff has only > been compile-tested with LINT on amd64 so far. > > Known issues: > - Radeon PCIGART mode hung for me. I've heard this is caused by a > change in X.Org upstream which itself worked around a different hang, so > those of you not using xorg-server-snap wouldn't hit it hopefully. > - Savage3d untested iirc > - Savage4 PCI doesn't work (needs some love in the memory mapping > department, I think). > > However, savage support has experimental and will only be on by default > with the next release of X.Org, so I feel OK with integrating it into > -current. > > So, for testing: If you get instant reboots while starting/using X, that > almost always means a kernel panic. This is new behavior in the last > year or so afaik (where a number of us have issues dumping while in X). > However, I've hooked up serial consoles and got backtraces fine, which > hopefully you can do if you hit issues, as well. > > Also, note that this brings in a new enough r300 driver for running Mesa > CVS's r300 driver, which hasn't been the case for a while. It doesn't > bring in the via driver, which jakeb ported but which got overcome by > new linux-specific code (volunteers to work on this in DRM CVS would be > excellent!) in CVS. Also, the i915 (i830 through i915 integrated > graphics) driver should be pretty quick for someone with a bit of newbus > knowledge to finish off, or it could be a chance someone who cared to > learn more about the FreeBSD kernel :) > eric, i've got only 64MB video memory, while : $ dmesg | g drm drm0: <ATI Radeon RV300 Mobility 9600 M10> port 0xc800-0xc8ff mem 0xd0000000-0xd7ffffff,0xff8f0000-0xff8fffff irq 5 at device 0.0 on pci1 info: [drm] AGP at 0xe0000000 256MB info: [drm] Initialized radeon 1.19.0 20050911 note, that i'm running 6-stable and cvsuped recently just to discover that radeon driver is finally attaching. many thanks for your work! martin
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