[PATCH 2/2] [PPC 44x] enable L2-cache for ALPR, Katmai, Ocotea, and Taishan

Benjamin Herrenschmidt benh at kernel.crashing.org
Thu Nov 29 07:15:13 EST 2007


On Wed, 2007-11-28 at 11:47 -0800, Eugene Surovegin wrote:
> On Tue, Nov 27, 2007 at 10:41:46AM +1100, Benjamin Herrenschmidt wrote:
> > BTW... Do you know why we can't just enable HW snoop ? The 440SPe
> > documentation seems to indicate that this is supported by the L2 cache
> > via snooping on the PLB.
> 
> Unless something has been changed significantly in the 44x port, but 
> L2 cache code I wrote for 440GX did exactly this - we never needed any 
> manual L2 cache management at all.

Ah good. So we should port that code over instead.

Thanks !
Ben.





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