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Date: Sat, 21 Jan 2006 13:19:09 -0800
From: Sam Leffler <sam@errno.com>
Organization: Errno Consulting
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To: "Natham <Diego Arias>" <dak.col@gmail.com>
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Cc: freebsd-acpi@freebsd.org
Subject: Re: speedstep trouble
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Natham <Diego Arias> wrote:
> hi:
> 
> i have installed freebsd 6 on my laptop. but my  speedstep dont works.
> I were looking for help in the irc channel and nobodie can help me.
> Now im updating to stable brach. I try everything but in dmesg i got
> this:
> 
> 
> Trying to mount root from ufs:/dev/ad0s4a
> est0: <Enhanced SpeedStep Frequency Control> on cpu0
> est: CPU supports Enhanced Speedstep, but is not recognized.
> est: Please update driver or contact the maintainer.
> est: cpu_vendor GenuineIntel, msr 6120d2906000d29, bus_clk, 64
> device_attach: est0 attach returned 6
> est0: <Enhanced SpeedStep Frequency Control> on cpu0
> est: CPU supports Enhanced Speedstep, but is not recognized.
> est: Please update driver or contact the maintainer.
> est: cpu_vendor GenuineIntel, msr 6120d2906000d29, bus_clk, 64
> device_attach: est0 attach returned 6
> p4tcc0: <CPU Frequency Thermal Control> on cpu0
> est0: <Enhanced SpeedStep Frequency Control> on cpu0
> est: CPU supports Enhanced Speedstep, but is not recognized.
> est: Please update driver or contact the maintainer.
> est: cpu_vendor GenuineIntel, msr 6120d2906000d29, bus_clk, 64
> device_attach: est0 attach returned 6
> est0: <Enhanced SpeedStep Frequency Control> on cpu0
> est: CPU supports Enhanced Speedstep, but is not recognized.
> est: Please update driver or contact the maintainer.
> est: cpu_vendor GenuineIntel, msr 6120d2906000d29, bus_clk, 64
> device_attach: est0 attach returned
> 
> i have a dell 630m laptop, with an intel pentium m 740.
> 
> what can i do?  (the speedstep works on linux -ubuntu-live- and windows).

I have the same part and the same issue.  I am told the information 
necessary to setup speedstep for this processor has not yet been openly 
released by Intel.  If you find that info we can update the code.

	Sam