[LEDE-DEV] MT7621: 2 or 4 CPUs?

[Daniel Golle]

Hi Gaetano,

On Fri, Jul 15, 2016 at 11:01:12AM +0200, Gaetano Catalli wrote:
> Hello,
> 
> I'm a bit confused about the number of CPUs of MT7621 SoC.
> From the MT7621 datasheet:
> 
> "The MT7621 router-on-a-chip includes a 880 MHz MIPS 1004Kc CPU dual-core ..."
> 
> So why does /proc/cpuinfo show 4 cpus?

MIPS MT is similar to Intel's HyperThreading on x86.

https://imgtec.com/mips/architectures/multi-threading/

... "MT can make a single processor core appear to an SMP operating
system like two separate cores."


Cheers

Daniel

> 
> Regards.
> 
> -- 
> gaetano catalli
> 
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