cpufreq broken on core2duo (was: powerd is doing nothing?)

Roland Smith rsmith at xs4all.nl
Wed Jun 4 22:53:21 UTC 2008


On Thu, Jun 05, 2008 at 08:33:24AM +1000, Andrew Snow wrote:
> Evren Yurtesen wrote:
> 
> > When you say that it doesnt work, does it give an error or? In my case 
> > it doesnt give any errors just says it set it but I see that nothing is 
> > set.
> 
> Here's one box:
> 
> CPU: Intel(R) Core(TM)2 Duo CPU  E8500  @ 3.16GHz
> cpu0: <ACPI CPU> on acpi0
> est0: <Enhanced SpeedStep Frequency Control> on cpu0
> est: CPU supports Enhanced Speedstep, but is not recognized.
> est: cpu_vendor GenuineIntel, msr 61a49200600091a
> device_attach: est0 attach returned 6
> p4tcc0: <CPU Frequency Thermal Control> on cpu0
> 
> 
> Here's another one:
> CPU: Intel(R) Xeon(R) CPU  E5410  @ 2.33GHz
> cpu0: <ACPI CPU> on acpi0
> est0: <Enhanced SpeedStep Frequency Control> on cpu0
> est: CPU supports Enhanced Speedstep, but is not recognized.
> est: cpu_vendor GenuineIntel, msr 720072006000720
> device_attach: est0 attach returned 6
> p4tcc0: <CPU Frequency Thermal Control> on cpu0
 
I had this on a new core2 quad. Updating to a recent 7-STABLE fixed the
issue for me.

Roland
-- 
R.F.Smith                                   http://www.xs4all.nl/~rsmith/
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