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Message #96014
[Bug 640214] Re: X failed on Intel B43 machine
debdiff against mesa_7.6.0-1ubuntu4 targetting karmic-proposed
containing the required mesa side of this fix for 3D support. It is
currently building in this PPA:
https://edge.launchpad.net/~sarvatt/+archive/sru2
** Patch added: "mesa_7.6.0-1ubuntu4.1.debdiff"
https://bugs.edge.launchpad.net/ubuntu/+source/mesa/+bug/640214/+attachment/1703217/+files/mesa_7.6.0-1ubuntu4.1.debdiff
** Description changed:
I have a machine with Intel B43 chipset but can not using X, looks like
intel-agp and i915 module is not loaded.
--- SRU JUSTIFICATION NOTES ---
IMPACT: A new revision of the B43 chipset has been released and the
corresponding drivers were not updated to recognize them until recently
due to the rarity, but machines are now in the wild that contain them.
Without this change the drivers will not recognize these devices at all
and fail to load.
RESOLUTION: Adding the pci id's to the corresponding drivers, letting
them know they are B43 chipset devices that it already knows how to work
with.
TEST CASE:
1) Boot any ubuntu release on a device containing this chipset, which can be verified with lspci -v and seeing if 8086:2E90 or 8086:2E92 is listed.
2) Verify that i915/intel-agp are not listed in lsmod, and xserver-xorg-video-intel is the driver in use in /var/log/Xorg.0.log
3) Update packages
4) Reboot and verify i915 and intel-agp are listed in lsmod, and intel is the driver in use in /var/log/Xorg.0.log
REGRESSION POTENTIAL: Extremely low, no new code paths are added for
these specific devices. The changes only add the new device to the
corresponding drivers and they are functionally no different than the
previous B43 devices supported already. No new code paths are added or
changed to make these work.
SRU PATCH PROPOSALS:
xserver-xorg-video-intel (karmic):
https://bugs.edge.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/640214/+attachment/1595848/+files/xserver-xorg-video-intel_2.9.0-1ubuntu2.2.debdiff
+
+ mesa (karmic):
+ https://bugs.edge.launchpad.net/ubuntu/+source/mesa/+bug/640214/+attachment/1703217/+files/mesa_7.6.0-1ubuntu4.1.debdiff
** Changed in: mesa (Ubuntu)
Importance: Undecided => Medium
** Changed in: mesa (Ubuntu)
Status: New => Fix Committed
** Changed in: mesa (Ubuntu)
Assignee: (unassigned) => Robert Hooker (sarvatt)
** Changed in: mesa (Ubuntu Karmic)
Importance: Undecided => Medium
** Changed in: mesa (Ubuntu Karmic)
Status: New => Fix Committed
** Changed in: mesa (Ubuntu Karmic)
Assignee: (unassigned) => Robert Hooker (sarvatt)
--
X failed on Intel B43 machine
https://bugs.launchpad.net/bugs/640214
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