HEADSUP: cpufreq import complete, acpi_throttling changed

[Eric Kjeldergaard]

On Tue, 1 Mar 2005 15:34:24 -0600, Eric Kjeldergaard <kjelderg at gmail.com> wrote:
> On Mon, 21 Feb 2005 17:49:04 -0800, Nate Lawson <nate at root.org> wrote:
> > Eric Kjeldergaard wrote:
> > > On Sun, 06 Feb 2005 13:21:32 -0800, Nate Lawson <nate at root.org> wrote:
> > >
> > >>I've finished the major work of importing cpufreq.  As part of this, the
> > >>sysctls for acpi throttling have been removed.  The power_profile script
> > >>has been updated, so you can use performance/economy_cpu_freq= in
> > >>rc.conf to set AC on/offline cpu frequencies.  The acpi throttling
> > >>support has been compiled into acpi_perf.ko so load that to get
> > >>throttling.  Do a sysctl dev.cpu to get an understanding of the cpufreq
> > >>sysctls.
> > >
> > >
> > > I have been using cpufreq on and off since this got comitted and just
> > > noticed a problem now.  I can't really say when it started happening,
> > > but I can say that it happens with a current from about 2 hours ago.
> > > What happens is when I kldload cpufreq, usb stops working.  If I have
> > > a device that was already connected, it gets disconnected, I am unable
> > > to connect any new devices.  It's just completely unresponsive.
> > > Whatever the issue is, it does not help to kldunload cpufreq, I am
> > > forced to reboot to get USB working again.  The system is an IBM
> > > Thinkpad R40.  I can give you whatever relevant info you need on
> > > request.
> >
> > Hmm.  If you boot with cpufreq and usb loaded, does it have this
> > problem?  Run the below script to send me your debug info:
> >
> > http://www.root.org/~nate/freebsd/cpufreq_debug
> >
> 
> Finally got a chance to test again.  It seems to happen regardless of
> whether cpufreq is loaded at boot or dynamically during runtime.  The
> output of your script is attached.
> 
Oh, just one more thing...
  Perhaps I'm misunderstanding, but I never see ichss load.  It's
supposed to load automagically if I have an ICH, no?


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