[lm-sensors] sensor 3.3.1 and previous do not properly detect/show CPUTIN temperature - maximus iv extreme Revision 3.0 motherboard

[Guenter Roeck]

On Sat, Apr 28, 2012 at 06:08:23AM -0400, Martin Suchanek wrote:
> 
> 
> On Sat, Apr 28, 2012 at 5:30 AM, Guenter Roeck <guenter.roeck at ericsson.com>
> wrote:
> 
>     On Fri, Apr 20, 2012 at 11:47:47AM +0100, Martin Suchanek wrote:
>     > Hi,
>     >
>     > Add info:
>     > I have found software called open hardware monitor. I have been testing
>     it
>     > in windows for couple of days and it works properly with Nuvoton NST6776F
>     > chip. I have been comparing results with AI Suite software coming from
>     ASUS
>     > and results are corresponding and measuring is with big precise. So , you
>     > can have a look to source code and compare with your driver. This
>     software
>     > should work on linux as well but I did not try it yet but I will.
>     >
>     I finally had time to look into the open hardware monitor code.
> 
>     The answer is quite simple - the board get the CPU temperature using PECI,
>     which the w83627ehf/nct67765 driver reports is as "PECI Agent 0".
>     Open Hardware Monitor maps that temperature into the CPU temperature
>     display
>     and ignores CPUTIN. Which makes sense, since the purpose of PECI is to
>     report
>     the CPU temperature.
> 
>     So all you need to do is to ignore the value of CPUTIN and use the "PECI
>     Agent 0"
>     temperature instead.
>    
> 
> 
> I am now confused ?
> I do not know technical details but according to ASUS technical support
> CPUTIN is temperature of motherboard (not cpu socket , not cpu yourself )
> what exactly this temperature means ?
>