cpufreq not working as module on i386/amd64

Andriy Gapon avg at freebsd.org
Tue Feb 15 16:06:30 UTC 2011


on 29/01/2011 10:41 Alexander Best said the following:
> that's rather odd. for me neither the module nor the kernel code works, since
> my cpu isn't supported by sys/x86/cpufreq/est.c. actually only pentium mobile
> cpus seem to be supported.

That's a little bit of misinformation.
Primarily est uses ACPI interface to do its work.  Hardcoded MSR tables are only
the last resort mechanism, and indeed those support only a handful of models.

-- 
Andriy Gapon


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