Using TSC without disabling ACPI

Vlad GALU dudu at dudu.ro
Thu Mar 22 16:28:39 UTC 2007


On 3/22/07, Lowell Gilbert <freebsd-questions-local at be-well.ilk.org> wrote:
> "Vlad GALU" <dudu at dudu.ro> writes:
>
> >     Hello list, I've been trying to use TSC without disabling ACPI
> > and I failed. Is there a way I can achieve that? As long as ACPI was
> > in use, the system always chose ACPI-fast.
>
> It varies a bit with the FreeBSD version, but did you try setting the
> kern.timecounter.hardware sysctl?

   Yes, sure. It is ignored unless I completely disable ACPI.



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