Re: cpufreq & enhanced speedstep

From: Hajimu UMEMOTO <ume_at_freebsd.org>
Date: Sat, 25 Jun 2005 04:16:42 +0900
Hi,

>>>>> On Fri, 24 Jun 2005 20:31:58 +0200
>>>>> Michal Vanco <vanco_at_satro.sk> said:

vanco> i'm trying to make cpufreq working on my laptop (Fujitsu Siemens
vanco> Lifebook 8020). I get the following in my dmesg after kldload-ing
vanco> cpufreq module:

vanco> acpi_perf0: <ACPI CPU Frequency Control> on cpu0
vanco> acpi_perf0: failed in PERF_STATUS attach
vanco> device_attach: acpi_perf0 attach returned 6
vanco> acpi_perf0: <ACPI CPU Frequency Control> on cpu0
vanco> acpi_perf0: failed in PERF_STATUS attach
vanco> device_attach: acpi_perf0 attach returned 6
vanco> est0: <Enhanced SpeedStep Frequency Control> on cpu0
vanco> est: CPU supports Enhanced Speedstep, but is not recognized.
vanco> est: Please update driver or contact the maintainer.
vanco> est: cpu_vendor GenuineIntel, msr 6120d2606000d26, bus_clk, 64
vanco> device_attach: est0 attach returned 6
vanco> acpi_perf0: <ACPI CPU Frequency Control> on cpu0
vanco> acpi_perf0: failed in PERF_STATUS attach
vanco> device_attach: acpi_perf0 attach returned 6
vanco> est0: <Enhanced SpeedStep Frequency Control> on cpu0
vanco> est: CPU supports Enhanced Speedstep, but is not recognized.
vanco> est: Please update driver or contact the maintainer.
vanco> est: cpu_vendor GenuineIntel, msr 6120d2606000d26, bus_clk, 64
vanco> device_attach: est0 attach returned 6
vanco> p4tcc0: <CPU Frequency Thermal Control> on cpu0
vanco> acpi_perf0: <ACPI CPU Frequency Control> on cpu0
vanco> acpi_perf0: failed in PERF_STATUS attach
vanco> device_attach: acpi_perf0 attach returned 6
vanco> est0: <Enhanced SpeedStep Frequency Control> on cpu0
vanco> est: CPU supports Enhanced Speedstep, but is not recognized.
vanco> est: Please update driver or contact the maintainer.
vanco> est: cpu_vendor GenuineIntel, msr 6120d2606000d26, bus_clk, 64
vanco> device_attach: est0 attach returned 6
vanco> acpi_perf0: <ACPI CPU Frequency Control> on cpu0
vanco> acpi_perf0: failed in PERF_STATUS attach
vanco> device_attach: acpi_perf0 attach returned 6
vanco> est0: <Enhanced SpeedStep Frequency Control> on cpu0
vanco> est: CPU supports Enhanced Speedstep, but is not recognized.
vanco> est: Please update driver or contact the maintainer.
vanco> est: cpu_vendor GenuineIntel, msr 6120d2606000d26, bus_clk, 64
vanco> device_attach: est0 attach returned 6

vanco> What went wrong?

I saw similar error on my laptop (Panasonic Let'snote CF-R4).  It
occured when doing kldload cpufreq after boot.  In my case, I wrote
cpufreq_load="YES" into my /boot/loader.conf, then est(4) became
usable.

Sincerely,

--
Hajimu UMEMOTO _at_ Internet Mutual Aid Society Yokohama, Japan
ume_at_mahoroba.org  ume_at_{,jp.}FreeBSD.org
http://www.imasy.org/~ume/
Received on Fri Jun 24 2005 - 17:17:40 UTC

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