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Date: Thu, 15 Sep 2011 22:22:03 +0300
From: Andriy Gapon <avg@FreeBSD.org>
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To: Arnaud Lacombe <lacombar@gmail.com>
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Cc: FreeBSD-Current <freebsd-current@FreeBSD.org>
Subject: Re: 9.0-BETA2 do not support SpeedStep on E5420
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on 15/09/2011 19:20 Arnaud Lacombe said the following:
> est0: failed to enable SpeedStep
> p4tcc0: <CPU Frequency Thermal Control> on cpu0
> est1: failed to enable SpeedStep
> p4tcc1: <CPU Frequency Thermal Control> on cpu1
> est2: failed to enable SpeedStep
> p4tcc2: <CPU Frequency Thermal Control> on cpu2
> est3: failed to enable SpeedStep
> p4tcc3: <CPU Frequency Thermal Control> on cpu3
> est4: failed to enable SpeedStep
> p4tcc4: <CPU Frequency Thermal Control> on cpu4
> est5: failed to enable SpeedStep
> p4tcc5: <CPU Frequency Thermal Control> on cpu5
> est6: failed to enable SpeedStep
> p4tcc6: <CPU Frequency Thermal Control> on cpu6
> est7: failed to enable SpeedStep
> p4tcc7: <CPU Frequency Thermal Control> on cpu7
> 
> It feels strange that the latest FreeBSD do not support est(4) on a 3
> years old CPU...

Somehow I do not read "failed to enable" as "can not detect" or "can not
support" SpeedStep on this CPU.

-- 
Andriy Gapon