*** This bug is a duplicate of bug 885204 ***
https://bugs.launchpad.net/bugs/885204
** This bug is no longer a duplicate of bug 660443
Recommended drivers don't work with Nvidia Optimus
** This bug has been marked a duplicate of bug 885204
Recommending proprietary driver on hybrid
*** This bug is a duplicate of bug 660443 ***
https://bugs.launchpad.net/bugs/660443
** This bug has been marked a duplicate of bug 660443
Recommended drivers don't work with Nvidia Optimus
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This probably wont show anything useful for Rocko, but might work for
Joel:
Can you please navigate to /sys/firmware/acpi/tables and run:
grep MXMS *
(note the space before the *) Please let us know whether there is any
output or not, and if there is please post the output here.
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You
On Thinkpad W520 with 11.10 beta I can set the bios three ways, each with
problems
* intel only - boots and runs fine, but cannot use display port or vga, which
means no external monitors at all :( Doesn't even detect that they are there
* nvidia only - used to boot but stopped with some update,
** Changed in: nvidia-graphics-drivers (Ubuntu)
Status: New = Confirmed
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https://bugs.launchpad.net/bugs/770685
Title:
there is no optimus support in linux
To manage
@madbiologist: that only works if you can switch between intel and
nvidia cards completely in the BIOS, not for laptops like mine where the
intel card must always be active because there is no connection between
the nvidia card and the laptop screen.
FYI, bumblebee has now branched into two
An alternative approach for some Optimus laptops was added to the Linux
3.0 kernel which will be used by the upcoming Ubuntu 11.10 Oneiric
Ocelot - see http://www.phoronix.com/scan.php?page=news_itempx=OTQzMA
for further details (this article refers to the 2.6.40 kernel but it was
decided to
His solution is now much better, running a separate X server to provide
the acceleration when specified but still preserving the intel chip
acceleration when not using nvidia:
https://github.com/MrMEEE/bumblebee
It still doesn't fix the problem where say HDMI is attached to the
nvidia chip and
** Description changed:
Over a year after its release, there is still no Optimus support in
Linux, either in nvidia-current or in the nouveau driver. Unless there
is a BIOS setting that allows you to turn off the Intel iGPU, the only
workaround is to use the Intel iGPU and, if possible,
It looks like this guy has worked out a partial solution using
VirtualGL:
http://www.martin-juhl.dk/2011/05/optimus-on-linux-problem-solved/
It's not perfect because you don't get desktop acceleration either with
the intel or the nvidia cards, but he says you can run applications with
3d support
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https://bugs.launchpad.net/bugs/770685
Title:
there is no optimus support in linux
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