On Wed, Aug 20, 2008 at 05:30:21PM +0200, Felix Schmidt wrote: > I some questions about the PowerPC cache model. > > How many caches are there? > How many caches are in multi-core systems? do you have a L1 cache per > cpu and one shared L2? or is there a victim L3 cache? > > can you tell me something about the path through the cache? > for example I look up for data in L1, but this was a miss. Then i look > up in L2 this was also a miss. but the date will be in another L1 > cache of another cpu. Is there a 1.5 or 2.5 hit?
This is all dependent on the particular CPU you're talking about, and should be described in its manual. -Scott _______________________________________________ Linuxppc-dev mailing list [email protected] https://ozlabs.org/mailman/listinfo/linuxppc-dev
