T7200 CPU not detected by est

Stefan Lambrev stefan.lambrev at moneybookers.com
Tue Jan 29 06:12:15 PST 2008


Greetings,

Krassimir Slavchev wrote:
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> Stefan Lambrev wrote:
>   
>> Greetings,
>>
>> Krassimir Slavchev wrote:
>>     
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>>> Ian Smith wrote:
>>>  
>>>       
>>>> On Fri, 25 Jan 2008, John Baldwin wrote:
>>>>  > On Wednesday 23 January 2008 02:42:52 am Krassimir Slavchev wrote:
>>>>  > > John Baldwin wrote:
>>>>  > > > On Monday 21 January 2008 11:16:06 am Gerrit Kühn wrote:
>>>>  > > >> Hi folks,
>>>>  > > >>
>>>>  > > >> I have several systems using T7200 mobile CPUs running under
>>>> 7-stable.
>>>>  > > >> However, EST does not recognize the cpus. When loading
>>>> cpufreq I get:
>>>>  > > >
>>>>  > > > You can try this patch.  It won't add support for all of the
>>>> levels, but it
>>>>  > > > will support the current level and the highest level (IIRC).
>>>>  > > >
>>>>  > >  > >  > > It works now on my T7700:
>>>>  > >  > > dev.est.0.%desc: Enhanced SpeedStep Frequency Control
>>>>  > > dev.est.0.%driver: est
>>>>  > > dev.est.0.%parent: cpu0
>>>>  > > dev.est.0.freq_settings: 2401/35000 2400/35000 2000/28000
>>>> 1600/22000
>>>>  > > 1200/16000
>>>>  > > dev.est.1.%desc: Enhanced SpeedStep Frequency Control
>>>>  > > dev.est.1.%driver: est
>>>>  > > dev.est.1.%parent: cpu1
>>>>  > > dev.est.1.freq_settings: 2401/35000 2400/35000 2000/28000
>>>> 1600/22000
>>>>  > > 1200/16000
>>>>  >  > Odd, it shouldn't have provided that many settings.  It also
>>>> doesn't
>>>>  > provide power info.  I wonder if you are getting the settings from
>>>>  > ACPI.
>>>>
>>>> Assuming so, wouldn't this seem to be an instance needing the recent:
>>>>
>>>>  kern/114722: [acpi] [patch] Nearly duplicate p-state entries
>>>> reported  http://www.freebsd.org/cgi/query-pr.cgi?pr=114722
>>>>     
>>>>         
>>> With this patch the result is the same.
>>>   
>>>       
>> Patched src/sys/kern/kern_cpu.c is already in RELENG_7_0.
>> It was submitted 8 days ago.
>> Are you sure your sources are newer then this?
>>
>>     
>
> No, they where almost 2 weeks older.
> I have just upgraded to todays 7.0 and the result is the same.
>
>   
Can you show me the result of: sysctl dev.cpu.0.freq_levels

May be est driver doesn't use the patched function in 
src/sys/kern/kern_cpu.c ?

Also do you see any problems with this? :)
Powerd should work because it reads dev.cpu.0.freq_levels

CC Nate Lawson.

-- 

Best Wishes,
Stefan Lambrev
ICQ# 24134177




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