linux-kernel - Re: [lm-sensors] Status/support for Linux HECI from Intel? (for temp/voltage monitoring)

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Date:	Mon, 4 Jan 2010 08:54:03 -0500 (EST)
From:	Justin Piszcz <jpiszcz@...idpixels.com>
To:	Gabriel C <nix.or.die@...glemail.com>
cc:	Gabriel C <crazy@...galware.org>,
	Maxim Levitsky <maximlevitsky@...il.com>,
	Dan Williams <dan.j.williams@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"lm-sensors@...sensors.org" <lm-sensors@...sensors.org>,
	Andriy Gapon <avg@...b.net.ua>
Subject: Re: [lm-sensors] Status/support for Linux HECI from Intel? (for 
 temp/voltage monitoring)



On Mon, 4 Jan 2010, Gabriel C wrote:

> 2009/2/12 Justin Piszcz <jpiszcz@...idpixels.com>:
>>
>>
>> On Thu, 12 Feb 2009, Gabriel C wrote:
>>
>>> Maxim Levitsky wrote:
>>>
>>>> On Wed, 2009-01-07 at 11:42 -0500, Justin Piszcz wrote:
>>>>>
>>>>> On Wed, 7 Jan 2009, Dan Williams wrote:
>>>>>
>>>>>> Justin Piszcz wrote:
>>>>>>>
>>>>>>> The HECI interface would allow lm_sensors developers to grab the
>>>>>>> temperatures off the chips on the board.
>>>>>>>
>>>>>>> From 2005(?)-2008 there was some chatter about supporting it but it
>>>>>>> never
>>>>>>> seemed to happen, is there any eventual planned support for supporting
>>>>>>> Intel's HECI interface or if the user wants to see the
>>>>>>> temperatures/voltages just buy a different motherboard with an ITE I/O
>>>>>>> controller?
>>>>>>>
>>>>>>> I have a couple DG965WH boards and it would be nice to see the
>>>>>>> temperature of the chipset etc without having to reboot into the BIOS.
>>>>>>>
>>>>>> Hi Justin,
>>>>>>
>>>>>> I am not up to date on the progress in this area, but perhaps this site
>>>>>> (http://www.openamt.org/) has what you are looking for?
>>>>>>
>>>>>> Regards,
>>>>>> Dan
>>>>>>
>>>>> Yeah that is the site-- however, will it ever get merged?  I have not
>>>>> heard anything about it for a year or so.
>>>>
>>>> Nope, the heci is just a controller, but we need a way to tell that
>>>> controller to show us the temperature data.
>>>> But intel hasn't released the QST sdk, and probably never will.
>>>>
>>>> Sad,
>>>
>>>
>>> Well I found this interesting thread about :
>>>
>>>
>>> http://software.intel.com/en-us/forums/manageability-software-development/topic/54851/
>>>
>>> It looks like the QST SDK already exists and is planned to be released..
>>> (
>>>  http://software.intel.com/en-us/forums/manageability-software-development/topic/54851/reply/74068/
>>> )
>> I volunteer to test any patches if/when they are created after the SDK is
>> released.
>>
>
>
> Again me .. Well the SDK is *still* not released ..  The Intel folks
> said back in August :
>
> "The latest word is that the SDK is being prepared for approval but it
> is contingent upon an upcoming platform release."
>
> ( whatever that means )
>
>
> Anyway Andriy Gapon has posted on lm-sensors some nice tool to read
> the sensors output ( thx :) )
> (http://lists.lm-sensors.org/pipermail/lm-sensors/2009-October/026830.html)
>
> Today I'm out from hospital so I've decided to quick hack this tool
> and make it work on Linux.
>
> Here the output from my DQ45CB mobo:
>
> crazy@...r:~/INTEL/QST/Li$ sudo ./heci-qst
> CPU  Temp:      56.00   °C
> MB   Temp:      31.14   °C
> ICH  Temp:      67.37   °C
> MCH  Temp:      66.00   °C
> CPU  Fan:       1080    RPM
> INL  Fan:       1202    RPM
> OUTL Fan:       288     RPM
> +12  Volts:     11.965  V
> +5   Volts:     5.021   V
> +3.3 Volts:     3.316   V
> MCH  Vccp:      1.122   V
> CPU1 Vccp:      1.125   V
>
> Justin I know is not based on released SDK of Intel but maybe you
> still want to do some tests ?:)
Hi,

I upgraded my system and have a new board now, I do have another system that
uses the same board (DG965WH) if you have a patch/URL with the software I
can give it a run.

Justin.

>
> ( of course you need the heci kernel modules first )
>
> @Andriy there is a smallish bug in your original code .. you should
> use ..... , abs(value) ...., abs(value) ...);
> that will solve the negative CPU TEMP values you get with your version.
>
> Best Regards,
>
> Gabriel C
>