Bug#638913: linux-source-3.0.0: cpu frequency speedstep_centrino Intel(R) Pentium(R) M processor

[Bjørn Mork <bjorn@mork.no>]

Grzegorz Kochański <rumi078@gmail.com> writes:

>> It works on my T42 with the 1.8 GHz version of this processor, using
>> lenny, squeeze and sid kernel versions.  The BIOS version is 3.05a.
>> Maybe there was a regression in a later BIOS version?
>>
>> Ben.
>>
>>
>> I have applied the newest BIOS version available at lenovo support for my
> T42 (model 2374):
> BIOS Version   3.23 (1RETDRWW)
> BIOS Date       2007-06-18
> Embedded Controller Version 3.03

Please see 

 http://support.lenovo.com/en_US/downloads/detail.page?&LegacyDocID=MIGR-50273#summary

which says

 "Note: This BIOS version will only work with Embedded Controller
  Program Version 3.04 (or higher)."

This may explain your issues unless the values above are a result of a
typo.


Bjørn