[lm-sensors] ADT 7490 report

Huaxu Wan huaxu.wan at linux.intel.com
Mon Jan 25 12:38:38 CET 2010


On 18:03 Thu 21 Jan, Jean Delvare wrote:
> On Wed, 20 Jan 2010 15:32:19 +0000, Roderick Johnstone wrote:
> > On 20/01/10 12:35, Jean Delvare wrote:
> > 
> > >
> > > OK. While you're here, you can add:
> > >
> > >     label in2 "+3.3V"
> > >     label in3 "+5V"
> > >     label in4 "+12V"
> > >
> > > as they are pretty obvious, and:
> > >
> > >     ignore temp1
> > >
> > > for clarity. Not sure which of in0 or in1 is your CPU core voltage...
> > 
> > I determined the following extra info for the DP55WB board:
> > 
> > in0 seems to be the same value as the memory voltage seen in the bios
> > in1 is consistent with cpu core voltage range and changes with load and 
> > cpu frequency as expected
> > fan1 is the cpu fan connector
> > fan2 is the front fan connector
> > fan3 is the rear fan connector
> 
> Thanks, I've put a sample configuration file for your board at:
> 
> http://www.lm-sensors.org/wiki/Configurations/Intel/DP55WB
> 
> > > OK. Your CPU is supported since kernel 2.6.32. But don't worry, just as
> > > with the adt7475 driver, it is possible to build an updated driver
> > > outside of the kernel tree. I've prepared it for you, you can download
> > > the driver from:
> > >
> > > http://khali.linux-fr.org/devel/misc/coretemp/
> > 
> > I see the following in dmesg:
> > coretemp coretemp.0: Unable to access MSR 0xEE, for Tjmax, left at default
> > coretemp coretemp.1: Unable to access MSR 0xEE, for Tjmax, left at default
> > coretemp coretemp.2: Unable to access MSR 0xEE, for Tjmax, left at default
> > coretemp coretemp.3: Unable to access MSR 0xEE, for Tjmax, left at default
> 
> Hmm, this means that the absolute values returned by the coretemp
> driver may be wrong. The relative value (difference between reading and
> max limit) is still correct though. Rudolf, Huaxu, is this something we
> have to live with, of can the coretemp driver be fixed?
> 

I'm looking for the specs of MSR 0xEE, not found yet. Rudolf, can you help me?

-- 
Thanks
Huaxu




More information about the lm-sensors mailing list