Michael Closson wrote:
> Hello All.
>
> I'm looking for ways to do chip/core/thread detection on versions of solaris 
> that don't support the core_id field in kstat's cpu_info.
>
> For AMD/Intel procs I can use sysconf() and CPUID.
>
> For Sparc procs (like Niagra), I don't know how to get this information.  Is 
> there an assemply language instruction similar to CPUID?
>
> Thanks Ahead!
>  
>  
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>   

Look at /dev/cpu/self/cpuid -- it has an ioctl for getting the hw
capabilities.  This is exploited by isainfo, for example.


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