From mboxrd@z Thu Jan 1 00:00:00 1970 From: Guenter Roeck Date: Wed, 14 Aug 2013 04:56:22 +0000 Subject: Re: [lm-sensors] reading on-die temperature sensor of AMD A10 5700 processor Message-Id: <520B0DF6.9060007@roeck-us.net> List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lm-sensors@vger.kernel.org On 08/13/2013 08:09 PM, Dev, Kapil wrote: > > > On Tue, Aug 13, 2013 at 11:02 PM, Guenter Roeck > wrote: > > On 08/13/2013 07:41 PM, Dev, Kapil wrote: > > Thanks again Guenter! > > > > > On Tue, Aug 13, 2013 at 5:51 PM, Guenter Roeck >> wrote: > > On Tue, Aug 13, 2013 at 05:11:31PM -0400, Dev, Kapil wrote: > > Thanks for the response Guenter! > > > > I put the system on load and I noticed their value hardly changes. To my > > surprise, I ran a benchmark for 3 minutes and none of temp* values changed > > during execution. The highest reported temperature is always 48C. > > > > I was expecting that the internal temperature would have "sensor = thermal > > diode" or "sensor = core" as a keyword. I thought "sensor=thermistor" means > > the corresponding sensor is on the motherboard and not the internal > > die-sensor. > > > Sure, but who knows if they put a sensor below the CPU for some reason ... > > I am not familiar with the A10 CPUs. Are those similar to K10 ? > If so, maybe the k10temp driver works or could be extended to support it. > Can you give it a try ? > > If it does not work out of the box, can you send me the output of "lspci -nn" ? > > > Kapil: I believe K10 corresponds to A8 seried, and A10 has Bulldozer architecture (http://www.cpu-world.com/__CPUs/Bulldozer/TYPE-A10-__Series.html ). I am not sure how different they are though. I tried K10, but it did not work out of the box. I am looking into k10temp.c driver now. Also,I am attaching the output of "lspci -nn" command herewith; you might have to open it using wordpad for proper formatting.. > > > Your lspci output includes > > 00:18.3 Host bridge [0600]: Advanced Micro Devices [AMD] Device [1022:1403] > > which is supported by the latest k10temp driver. Support was added early last year. > What is your kernel version, and can you switch to a more recent version ? > > > Kapil: I have 2.6.39-020639-generic kernel. Is it too old kernel for k10temp driver to work? Which stable kernel should I upgrade to? > You need 3.4 or later. Guenter _______________________________________________ lm-sensors mailing list lm-sensors@lm-sensors.org http://lists.lm-sensors.org/mailman/listinfo/lm-sensors