AGP not working on nForce3

Mats Kristoffersen f00makr at
Sun Jan 9 13:06:02 PST 2005

Louis LeBlanc wrote:
>>Yes, I recompiled with just WITH_ACPI, and now it's 1 as default.  I
>>even cvsupped world and rebuilt, and now nvidia.ko doesn't try the
>>agp0 stuff. I guess that's progress, but AGP still doesn't work.
> Progress is very often nothing more than a change in error conditions
> :)
> Ok, how about the hw.nvidia sysctls and the logs?  Any warnings (WW)
> or errors (EE) in /var/log/Xorg.0.log?  There will probably be a
> couple warnings related to modes, but those are probably not directly
> related.

A couple of warnings about modes and fonts, no errors. I used -verbose 5 
-logverbose 5.

> Every time you make a change, check the hw.nvidia.agp.status sysctls.
> Mine are as follows:
> hw.nvidia.agp.status.status: enabled
> hw.nvidia.agp.status.driver: nvidia
> hw.nvidia.agp.status.rate: 8x
> hw.nvidia.agp.status.fw: disabled
> hw.nvidia.agp.status.sba: enabled

Those sysctls don't even exist.

> You might have a couple differences, particularly the fw and sba
> values, but you want the rate to be 8x or at least 4x, and status
> enabled.  As you track down warnings and errors in the Xorg.0.log
> file, you will probably be able to guess what kind of changes are
> needed in xorg.conf.  Check the README.Linux file in the NVidia driver
> directory mentioned before for any tokens mentioned in those warning
> or error log entries.  You will probably have to try different
> settings to eliminate the warnings or errors, but it's just a config
> change and X restart (Ctrl-Alt-Backspace).  Compile/reinstall stuff is
> probably not needed at this point.

More information about the freebsd-questions mailing list