Hi Herbert & List,

Sounds like there might be a CPU clock programming issue, I'll look into 
it and fix it asap, should just be a comBIOS update.


Best Regards,


Soren Kristensen

CEO & Chief Engineer
Soekris Engineering, Inc.


Herbert J. Skuhra wrote:
> On Mon, 12 Nov 2012 13:51:54 +0100
> Mitja Muženič <[email protected]> wrote:
>
>> So the current situation is:
>> OpenBSD 5.1 and earlier - no Enhanced Speedstep control for
>> net6501-50 and 6501-70, so they only run at 600MHz.
>> OpenBSD 5.2 - Enhanced Speedstep control for net6501-50 and 6501-70,
>> but the initial display of the clock frequency after reboot is
>> wrong. Blindly setting hw.setperf=100 will make the CPUs run at
>> nominal 1000 and 1600MHz respectively.
>> OpenBSD 5.3 (to be released) - Enhanced Speedstep control works and
>> the initial display is correct - e.g. " hw.cpuspeed=601". Setting
>> hw.setperf=100 is still needed to make the CPUs work at their
>> nominal speed.
>>
>> I don't know how it is with other operating systems but it's safe to
>> presume that unless your OS actively sets the CPU to the high speed
>> state your net6501-50 and net6501-70 units will be severely
>> underclocked. net6501-30 runs at fixed 600MHz and has no Enhanced
>> Speedstep capability.
>
> On FreeBSD 9.1-PRERELEASE (i386) changing dev.cpu.0.freq (default:
> 600) has no effect; e.g. building a kernel takes approx. 2,5 hours (at
> 600 MHz and 1600 MHz). I've also removed "device cpufreq" from my
> kernel.
>
> In comparison to my Atom Netbook (N270 @1.6GHz) my net6501-70 performs
> rather slow. :-(
>
> Is there a patch for FreeBSD?
>
> I will try OpenBSD-current soon.
>

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