On Tue, 14 Jan 2003 22:12:48 -0500 (EST) "Mike A. Harris" <[EMAIL PROTECTED]> wrote:
> On Tue, 14 Jan 2003, Schultz, Dale C. wrote: > > >I've been struggling with this for about a month now and thought > >someone could help me out. I have an AOpen motherboard with > >built-in AGP graphic chip. To get better 3D performance I > >installed and ATI Radeon 7000 PCI adapter. The default Radeon > >driver does not support direct rendering to PCI cards. So I > >used a hack to enable PCI and recompiled my complete xserver > >from cvs. All worked great until I rebooted my system with it > >still set to initdefault 5 in the inittab file. The system > >comes almost all the way up but when the screen switches from > >text mode to graphics mode the system hangs. The reset button > >is the only thing that can get it going again. > > Radeon PCI DRI is supported only on the Alpha processor. It does > not work on x86 architecture, which is why it isn't enabled in > XFree86 by default for x86. > > To enable it, requires a slight kernel modification, as well as a > slight X server modification. The result however just shows why > it is disabled by default. > > A few people have posted some patches that attempt to make Radeon > PCI DRI also work on x86, however I don't believe that XFree86 > sources have applied any of these patches, and I don't believe > that they've been adequately tested in the wild yet. > > Anyone interested in testing out these types of patches need not > have a Radeon PCI though, you can just disable AGP and an AGP > card should work as a PCI one for the purposes of testing and > debugging. > > >The strange part is that if I set inittab to initdefault 3 and > >use the startx command all works fine. The biggest problem (not > >for me) is the login. When my kids boot up the system and don't > >see the graphical login screen they panic and shut the machine > >off (just about as bad as a crash). > > That's odd. > > >I've checked the Xfree86.log file and it ends abruptly when the > >system hangs around the area when the drm extensions(?) are > >being initialized. If I disable drm in the XF config file the > >system doesn't hang, but of course the 3D performance sucks, > >just ask Tuxracer... > > Sounds like the problem that occurs on x86 which caused Radeon > PCI to be disabled by default. > > >Any suggestions, other than the obvious...don't init 5 and teach > >the kids how to use a 'real' Linux system with a text console... > > > >Could there be a prexdm or xdm problem? > > Unlikely IMHO. It's most likely that you're just experiencing > the reason that DRI is disabled by default on PCI Radeon. The > best place to inquire about this though is the dri-devel mailing > list on sourceforge. All DRI related topics are best covered > there. > > Hope this helps, > TTYL > > -- > Mike A. Harris > > > _______________________________________________ > XFree86 mailing list > [EMAIL PROTECTED] > http://XFree86.Org/mailman/listinfo/xfree86 > And here I know Mike's just baiting me..it does work my Radeon 7000 PCI...but its not easy to make work. I posted a fix to the Xpert list a while back and the short version entails changing a couple files and adding some stuff to the config...Im too tired to go into it..but its googleable...(try my name and site:xfree86.org). Anyways..It doesnt work on _all_ machines..but its better than the pessimistic "it doesnt work at all" reply that keeps open source down. -- Chuck Brewer Registered Linux User #284015 Get my gpg public key at pgp.mit.edu!! Encrypted e-mail preferred. This entire domain and all associated e-mail addresses are located in the State of Washington,and sending mail to addresses at this domain is subject to the provisions of the Revised Code of Washington.
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