SMP support on Raspberry PI 3

Oleksandr Tymoshenko gonzo at bluezbox.com
Sun Feb 5 20:16:48 UTC 2017


Otacílio (otacilio.neto at bsd.com.br) wrote:
> Dears
> 
> 
> I did a build of 12 r312852 to my Raspberry PI 3 with SMP enabled. But, 
> when the board is booting I get this message intermittent
> 
> cpufreq0: rejecting change, SMP not started yet
> 
> SMP is supposed to work?

It's supposed to work to some extent but reported to be unstable
under real life load. You need PSCI monitor on FAT partition to
make it work. I beleive latest sysutils/u-boot-rpi3 combined with
latest crochet should produce SMP-enabled image. 

-- 
gonzo


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