throttling cpu speed to run cooler
Hanspeter Roth
hampi at rootshell.be
Mon Nov 1 03:06:52 PST 2004
On Oct 31 at 21:42, jason spoke:
> This is what you could do to check your info.
>
> $ sysctl -a |grep thermal
> hw.acpi.thermal.min_runtime: 0
> hw.acpi.thermal.polling_rate: 10
> hw.acpi.thermal.tz0.temperature: 2950
[...]
> hw.acpi.thermal.tz0._ACx: 3732 -1 -1 -1 -1 -1 -1 -1 -1 -1
> $
I have some acpi stuff but no thermal:
hw.acpi.supported_sleep_state: S3 S4 S5
hw.acpi.power_button_state: S5
[...]
>
> If there is no thermal you may not have support for it. I read on the
> list where centrino now has full powernow(or something) support on BSD.
> Also search the acpi list for your board and/or bios. There are some
> black listed products because acpi is broke on them. I seem to remember
Which balcklist do you mean? This one?
http://acpi.sourceforge.net/documentation/blacklist.html
One is an HP pavilion zt3030AE and the other one is a Gigabyte
7VT600P-RZ which don't seem to be listed here.
> some asus products mentioned. Read the handbook about fixing or forcing
> acpi to load too if it is note black listed.
>
> Acpi is on in the bios and being loaded as a module right?
`kldstat` shows 'acpi.ko' and `sysctl hw.acpi` shows some stuff. So
the acpi module should be loaded.
-Hanspeter
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