ASUS A8N-E hw.acpi.thermal.tz0.temperature always 40C

[Takanori Watanabe]

In message <453D747B.9090000 at root.org>, Nate Lawson $B$5$s$$$o$/(B:
>Bengt Ahlgren wrote:
>> Hi!
>> 
>> The ACPI thermal zone does not work properly on my ASUS A8N-E (nForce
>> 4 ultra).  It always shows the temp as 40C:
>> 
>> I suppose this is no fault of FreeBSD at all, but with the ASL:
>> 
>> http://www.sics.se/~bengta/FBSD/a8n-e.asl
>> 
>> I am quite clueless when it comes to ASL, but the RTMP method does
>> have a case when it returns the constant 0x0C3C, which I believe
>> evaluates to 40C (/10-273.2).
>> 
>> There is also another RTMP method as part of a device "ASOC" which
>> seem to support reading not only CPU temp.  The ASOC device seems to
>> provide access to a lot of MB sensors.
>> 
>> I don't have a thermal problem, but it would be nice to have the
>> thermal zone working!  Any clues if it is easy to fix?
>> 
>> (The problem seem similar to:
>> 
>> http://lists.freebsd.org/pipermail/freebsd-acpi/2006-May/002724.html
>> 
>> but unlike this post, the _TMP is not a no-op)
>
>THRM has a _TMP method.  It is only active if the lowest bit of SENF is 
>set to 1, otherwise it returns 0xB86.  _TMP calls RTMP().  If SSHU == 1, 
>it returns a constant 0xc3c.  So SENF must be 0 and SSHU must be 0 (or 
>other) for the method to do anything.
>
>You can try commenting out those If statements and seeing if your system 
>gets the right temp.  Then we should figure out why we're not getting 
>the right values.  You can add a Store(SSHU, Debug) I think to get a 
>print of its value.

Hi, I wrote a driver for _HID=ATK0110. It seems to be AI Booster device.

With this driver, I gots 
2 Temperature
4 Voltage
2 Fan speed.

http://www.init-main.com/aiboost.tar.gz

Regards.