On Wed, 26 Nov 2003, Nate Lawson wrote: > It's possible the fan is under BIOS control so make sure you have an > up-to-date bios. If not, you should get a console printout when acpi > switches the fan on. sysctl hw.acpi.thermal Nope, no ACPI messages, and I can't find a FAN device in my ASL. (At least no 'standard' one - anyone knows what hides behind this HKEY device every ThinkPad seems to have?) > You are correct. _PSV is not currently implemented by FreeBSD but I hope > to do it at some point. Once we have all methods of processor control > (cpufreq, Cx, and throttling), we can use them to implement _PSV. In any > case, I think the _PSV value is set high because your platform designer > expects active cooling to be the most effective and passive, since it > slows down performance, is a last resort. Ah, sounds reasonable, thanks for the explaination. regards, le -- Lukas Ertl eMail: l.ertl_at_univie.ac.at UNIX Systemadministrator Tel.: (+43 1) 4277-14073 Vienna University Computer Center Fax.: (+43 1) 4277-9140 University of Vienna http://mailbox.univie.ac.at/~le/Received on Wed Nov 26 2003 - 13:14:13 UTC
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