[ltp] frequency scaling using APM?

[Didrik Pinte]

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Le jeudi 14 avril 2005 =E0 12:31 -0400, Norman Ramsey a =E9crit :
> The Thinkpad Wiki seems to suggest that it is possible to
> do cpu frequency scaling using APM (rather than ACPI).
> And indeed, I found it possible to load a module called
> cpufreq-userspace.  But I can't see that this module does
> anything, and when I try to start cpufreqd, it looks for
> and does not find yummy files in /dev or /proc.
>=20
> Has anyone made frequency scaling work using APM?
> Has anyone seen documentation for the cpufreq-userspace
> module?  (I read the source code but didn't have enough
> background to learn anything other than /proc/sys/cpu
> is deprecated :-)
>=20
>=20
> Norman Ramsey

I am using frequency scaling with APM. It is totaly independant of the
Power Management.=20

You need to load cpufreq-userspace but also some other modules. See the
Debian installation page for Thinkpad R50 on the Thinkpad Wiki for more
informations

Didrik

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