[OpenBIOS] L2 Cache Settings

Jd Lyons lyons_dj at yahoo.com
Tue Jan 30 15:06:37 CET 2018



> On Jan 23, 2018, at 4:53 PM, Segher Boessenkool <segher at kernel.crashing.org> wrote:
> 
> \ This assumes we run after hard reset; if not, more work is needed.
> 
> \ l2cr@ ( -- x )  mfspr x,1017
> \ l2cr~ ( x -- )  mtspr 1017,x
> 
> hex
> 
> : init-L2-7447A
>  40200000 l2cr!  \ enable L2 parity, initiate invalidate
>  BEGIN l2cr@ 00200000 and 0= UNTIL  \ wait for invalidate done
>  c0200000 l2cr! ;  \ enable L2


Ok, I’m not sure how to use this?
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