[PLUG] nVidia driver install - no signal

[Richard C. Steffens]

On 10/24/2011 10:51 AM, John Meissen wrote:
>> It appears that the built-in video is bypassed when the nVidia card is
>> installed in the PCIe slot.
>>
>> Any thoughts on what to do next? I could remove the nVidia card and get
>> the built-in video back, but then what?
> The install probably runs the nvidia config utility, which recreates the
> /etc/X11/xorg.conf file. It should have saved the original, if there was
> one. So check that first.
>
> If there was one before, you check the differences. If there wasn't, you
> can safely rename the new one to get it out of the way. The current X server
> will run pretty well without any xorg.conf file.

Alas, there is no xorg.conf file in /etc/X11.

I was able to look at /var/log/messages. I extracted the lines that have
"nVidia" in them. Do they show anything useful?

---------------------------------------------------------------------
Oct 24 09:54:48 moonguide kernel: [52844.031563] nvidia: module license
'NVIDIA' taints kernel.
Oct 24 09:54:48 moonguide kernel: [52844.031569] Disabling lock
debugging due to kernel taint
Oct 24 09:54:50 moonguide kernel: [52845.176270] NVRM: The NVIDIA probe
routine was not called for 1 device(s).
Oct 24 09:54:50 moonguide kernel: [52845.176277] NVRM: This can occur
when a driver such as rivafb, nvidiafb or
Oct 24 09:54:50 moonguide kernel: [52845.176280] NVRM: rivatv was loaded
and obtained ownership of the NVIDIA
Oct 24 09:54:50 moonguide kernel: [52845.176282] NVRM: device(s).
Oct 24 09:54:50 moonguide kernel: [52845.176287] NVRM: Try unloading the
rivafb, nvidiafb or rivatv kernel module
Oct 24 09:54:50 moonguide kernel: [52845.176290] NVRM: (and/or
reconfigure your kernel without rivafb/nvidiafb
Oct 24 09:54:50 moonguide kernel: [52845.176292] NVRM: support), then
try loading the NVIDIA kernel module again.
Oct 24 09:54:50 moonguide kernel: [52845.176296] NVRM: No NVIDIA
graphics adapter probed!

Oct 24 09:56:22 moonguide kernel: [   11.970740] nvidia: module license
'NVIDIA' taints kernel.
Oct 24 09:56:22 moonguide kernel: [   11.970746] Disabling lock
debugging due to kernel taint

Oct 24 09:56:23 moonguide kernel: [   13.300633] Console: switching to
colour frame buffer device 80x30
Oct 24 09:56:23 moonguide kernel: [   13.322208] nvidia 0000:01:00.0:
PCI INT A -> GSI 16 (level, low) -> IRQ 16
Oct 24 09:56:23 moonguide kernel: [   13.322236] vgaarb: device changed
decodes: PCI:0000:01:00.0,olddecodes=io+mem,decodes=none:owns=io+mem
Oct 24 09:56:23 moonguide kernel: [   13.322768] NVRM: loading NVIDIA
UNIX x86 Kernel Module  195.36.24  Thu Apr 22 09:18:20 PDT 2010
---------------------------------------------------------------------

Thanks for the ideas.

-- 
Regards,

Dick Steffens