LSB1.1: /proc/cpuinfo

H. Peter Anvin hpa at zytor.com
Mon Jan 7 09:26:50 PST 2002


Alan Cox wrote:

> 
> Fine. But that is their problem 8). VIA already has documentation for
> how to check the speed of a CPU. Intel seem to have NDA'd theirs but I'm
> sure they can provide that algorithm easily enough.
> 


If with "speed" you mean "frequency" it's trivial to measure using RDTSC.
 This measurement can be done in userspace, and is also exported by the
kernel into /proc/cpuinfo.

	-hpa





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