[lm-sensors] Only coretemp is found by sensors-detect

Chris Friedline chris at friedline.net
Tue Jul 1 12:48:39 CEST 2008


Juerg,

Thanks. I could make this happen.  What specific information do you
need from i2cdump?

Chris

On Mon, Jun 30, 2008 at 6:00 PM, Juerg Haefliger <juergh at gmail.com> wrote:
> Chris,
>
> I contacted SMSC but they won't give out the datasheets since those
> are DELL specific components and I'm an HP person :-)
>
> The only other thing I can suggest is to take register dumps (i2cdump)
> when the machine is idle and when the CPU is busy and the fans
> spinning (faster). Then we can take a look at what register values
> changed and compare it with currently supported chips to find a
> possible compatible match.
>
> ...juerg
>
>
>
> On Mon, Jun 30, 2008 at 2:43 PM, Chris Friedline <chris at friedline.net> wrote:
>> Juerg,
>>
>> Unfortunately, I can't do Windows on this box at this time.  Looks
>> like speedfan is not supported under Wine, either.  Any other ideas?
>>
>> Chris
>>
>> On Mon, Jun 30, 2008 at 4:45 PM, Juerg Haefliger <juergh at gmail.com> wrote:
>>> Chris,
>>>
>>> If you can run Windows on this machine, you could give speedfan
>>> (http://www.almico.com/sfdownload.php) a try. It claims to support the
>>> LPC47M534. Then we would at least know for sure what it is and add
>>> detection to sensors-detect. Not that we can support it without a
>>> datasheet though...
>>>
>>> ...juerg
>>>
>>>
>>>
>>> On Wed, Jun 25, 2008 at 6:40 PM, Chris Friedline <chris at friedline.net> wrote:
>>>> All,
>>>>
>>>> According to google, the SIO is a SMSC EMC2700P. I don't have a
>>>> datasheet for this chip and doubt that SMSC will provide one given
>>>> that this is a Dell machine. Without a datasheet, there's nothing we
>>>> can do.
>>>>
>>>>
>>>> Uh-huh, missed that one :-) You have a chip @ 0x2e. Run 'i2cdump 0
>>>> 0x2e' and send the output to the list. Maybe it looks familiar to
>>>> somebody. Per google, it's an LPC47M534. Don't know that chip. You can
>>>> try force-loading the LM85 driver and check if you get anything
>>>> useful.
>>>>
>>>> ---
>>>> Here is the output from i2cdump.  Does anyone see anything?
>>>>
>>>> Here is the output from i2cdump 0 0x2e:
>>>>
>>>> No size specified (using byte-data access)
>>>> WARNING! This program can confuse your I2C bus, cause data loss and worse!
>>>> I will probe file /dev/i2c-0, address 0x2e, mode byte
>>>> Continue? [Y/n] y
>>>>    0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f    0123456789abcdef
>>>> 00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 80    ...............?
>>>> 10: 00 00 00 00 00 00 00 00 0f 07 07 07 07 0f 0f 0f    ........????????
>>>> 20: 00 95 bf 96 00 95 5e 5c 5d 5c 57 5c 2c 14 fe 0b    .???.?^\]\W\,???
>>>> 30: f4 11 83 0a ff ff 2a 57 25 01 00 1a a1 00 5c a0    ????..*W%?.??.\?
>>>> 40: 01 00 00 00 00 00 00 b8 1e 00 00 00 5a da b3 cd    ?......??...Z???
>>>> 50: 8d a7 00 00 5a da 00 a4 00 a4 00 a4 00 a4 00 ff    ??..Z?.?.?.?.?..
>>>> 60: 00 ff 50 46 50 46 50 46 50 46 50 46 00 05 00 00    ..PFPFPFPFPF.?..
>>>> 70: 00 00 00 00 00 00 00 00 00 00 b9 3e 00 00 00 00    ..........?>....
>>>> 80: 00 00 00 bb bb dd dd c8 08 88 51 60 54 00 00 00    ...???????Q`T...
>>>> 90: 83 83 83 83 59 6a a9 a9 a9 a9 00 00 00 00 00 00    ????Yj????......
>>>> a0: ea ea 2a 00 04 04 04 04 00 00 00 00 0a 2a 88 88    ??*.????....?*??
>>>> b0: 88 88 6d 76 00 00 ff de 40 00 10 5e 00 00 00 00    ??mv...?@.?^....
>>>> c0: 00 00 00 00 ff ff ff ff ff ff 00 02 00 00 00 00    ...........?....
>>>> d0: 00 e5 00 00 00 00 ff 00 00 00 00 ff 00 00 00 00    .?..............
>>>> e0: 00 00 08 e0 60 00 4f 00 08 00 d5 d5 d5 d5 0f 32    ..??`.O.?.?????2
>>>> f0: 30 b0 31 b1 9a 00 40 00 40 00 00 00 00 00 00 00    0?1??. at .@.......
>>>>
>>>> Thanks,
>>>> Chris
>>>>
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>>>> lm-sensors at lm-sensors.org
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>>>>
>>>
>>
>




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