newbie question - how to read temerature
nate at root.org
Thu Jan 27 12:36:11 PST 2005
Bruno Ducrot wrote:
> On Mon, Jan 24, 2005 at 11:25:20PM -0500, Isaac Mushinsky wrote:
>>I have Dell Precision 530 2x1.7 gHz Xeon. Trying to replace the Dell's noisy
>>fans I wanted to make sure the CPU temperatures are normal. But I can find no
>>way to read the temperatures at all. ASL dumped with acpidump does not
>>So as not to run too much text in the mail, here are the outputs:
>>(compiled with ACPI_DEBUG)
>>acpidump -t -d: http://omsk.mushinsky.net/acpi/asl
>>iasl errors: http://omsk.mushinsky.net/acpi/iasl
>>$ sysctl -a hw.acpi
>>hw.acpi.supported_sleep_state: S1 S3 S4 S5
> There is no thermal zone in this ASL. So no hope to get it via ACPI.
> But, IIRC, there is a support under Linux, but for i8k models, which use
> a propritary, non documented BIOS interface from Dell. I think this is
> the case with the Precision.
Yes, Dell chose not to export thermal info through ACPI for this laptop.
Mark Santrcoos (marks@) wrote a Dell SMM driver that probably
duplicates the Linux driver Bruno mentions. Perhaps he can post it for
you to try.
More information about the freebsd-acpi