acpi: throttle state in 6.0

Eric Kjeldergaard kjelderg at gmail.com
Sat Dec 24 04:03:29 PST 2005


On Saturday 24 December 2005 20:01, Niklas Nielsen wrote:
> First of all - Merry Christmas :)
>
> I am new on the list (and dane) - so please bare with me.
>
> I noticed, when upgrading from 5.4 to 6.0 - that
> hw.acpi.cpu.throttle_statedon't appear in
> 6.0.
> I have a IBM ThinkPad T40 with a centrino CPU.
>
> Is there another way to throttle down the CPU in 6.0?

This can be done dynamically by powerd(8) or manually with the dev.cpu.0.freq 
sysctl.  Regarding the latter method, the dev.cpu.0.freq_levels sysctl 
displays the available frequencies detected for the processor.

-- Eric
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