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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [NV31] lockup when using AGP. agpmode=0 fixes it."
href="https://bugs.freedesktop.org/show_bug.cgi?id=20341#c25">Comment # 25</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [NV31] lockup when using AGP. agpmode=0 fixes it."
href="https://bugs.freedesktop.org/show_bug.cgi?id=20341">bug 20341</a>
from <span class="vcard"><a class="email" href="mailto:imirkin@alum.mit.edu" title="Ilia Mirkin <imirkin@alum.mit.edu>"> <span class="fn">Ilia Mirkin</span></a>
</span></b>
<pre>Created <span class=""><a href="attachment.cgi?id=87854" name="attach_87854" title="quirk patch">attachment 87854</a> <a href="attachment.cgi?id=87854&action=edit" title="quirk patch">[details]</a></span> <a href='page.cgi?id=splinter.html&bug=20341&attachment=87854'>[review]</a>
quirk patch
Could you try this patch -- it adds a quirk to limit the mode to 2 for your
particular configuration. This is similar to the quirks that the radeon driver
uses, and was recommended to me as the proper way forward. (Unfortunately, it
seems like *combinations* of chipset/card are the issue, not just the chipset
on its own.)
I guessed about your chipset id, if it doesn't trigger, please attach the
output of lspci -vnn (I'd like to see it for both the chipset and your card).
You should see a print like
Setting agp speed to 2X. Use agpmode to override.</pre>
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