pmud monitoring temperature (Re: powerbook doubles)

Benjamin Herrenschmidt benh at kernel.crashing.org
Tue Jan 30 03:18:59 EST 2001


>> What is the maximum CPU speed for machines without clock_frequency
>> present in the device tree?
>
>wouldn't you have to go back quite a long way to find one?
>My 9600 has it - and that's nearly prehistoric ;-)

The problem is that this property is often wrong...

I think Troy's temperature code (in bk _2_5) is an hard-coded value that
should be good enough for most CPUs speeds. We did however notice quite
wrong results with some G4s used in Apple's dual G4s.

Ben.


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