Re: [lm-sensors] Lifebook E8020, no sensors

[Michael Markusch <markuschmichael@gmx.de>]

Hi Jean,

thanks for your reply and the detailed information!

You will be right, that I had confused the machine.

Thanks,
Michael

Am 20.06.2012 20:48, schrieb Jean Delvare:
> On Wed, 20 Jun 2012 18:40:05 +0200, Michael Markusch wrote:
>> Hi Jean,
>>
>> thank you for your answer!
>>
>>>> I'm not sure. Please try:
>>>> * The latest version of sensors-detect:
>>>>   http://dl.lm-sensors.org/lm-sensors/files/sensors-detect
>>>> * Loading the coretemp driver manually even if sensors-detect did not
>>>>   recommend it.
>>
>> I tried this steps, but it doesn't work.
>>
>>>> If that doesn't work, please provide the contents of /proc/cpuinfo.
>>
>> processor	: 0
>> vendor_id	: GenuineIntel
>> cpu family	: 6
>> model		: 13
>> model name	: Intel(R) Pentium(R) M processor 2.00GHz
>> stepping	: 8
>> microcode	: 0x20
>> cpu MHz		: 2000.000
>> cache size	: 2048 KB
>> fdiv_bug	: no
>> hlt_bug		: no
>> f00f_bug	: no
>> coma_bug	: no
>> fpu		: yes
>> fpu_exception	: yes
>> cpuid level	: 2
> 
> Ah, got it. Detection requires cpuid level >= 6, that's why both
> sensors-detect and the coretemp driver skip this CPU.
> 
>> wp		: yes
>> flags		: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
>> clflush dts acpi mmx fxsr sse sse2 ss tm pbe nx up bts est tm2
> 
> Furthermore, we have a kernel flaw. Two different CPU features are
> reported as "dts" here: Debug Store (which your CPU has) and Digital
> Thermal Sensor (which it does not.) Not sure why "dts" was used instead
> of just "ds" for the former... Maybe an old version of the CPUID
> document used a different name.
> 
> Bottom line is that I don't think this CPU is supported by the coretemp
> driver (which matches my memory that model 14 was the first one with
> the DTS feature.) So if you ever saw a temperature reported on this
> machine, that must have been through a different means (no idea which
> one sorry). Or maybe you're confusing with a different machine.
> 

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