[RFC PATCH] riscv: sifive: fu70: downclock CPU clock for stability

Maciej W. Rozycki macro at orcam.me.uk
Wed Jul 12 22:09:48 CEST 2023

On Thu, 13 Jul 2023, Icenowy Zheng wrote:

> >  FWIW, given the price and amount of DRAM used I think it makes no
> > sense 
> > to build computers equipped with a DRAM subsystem without ECC
> > nowadays.
> Well the HiFive Unmatched board looks like it has a DRAM chip for ECC,
> but whether this is activated is not known...

 I don't think so.  According to documentation and visual inspection of 
the board it has eight 2Gx8 DRAM chips.  For ECC it would have to have 
nine 2Gx8 chips.


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