thank u very much steve, it clears all the doubts, one last q is it operating on virtual or physical address? thanks again for your time
On Mon, Jan 31, 2011 at 8:37 PM, Steve Reinhardt <[email protected]> wrote: > The prefetch queue is just a queue of addresses generated by the > prefetcher; when the cache has an opportunity it will pull an address of > that queue and generate a prefetch request for it. While the prefetch > request is outstanding it is tracked in the MSHRs like any other request. > When the response returns, the data is put in the cache, again just like > any other request. > > Steve > > > On Mon, Jan 31, 2011 at 6:36 AM, biswabandan panda <[email protected]>wrote: > >> i mean to say prefetch queue >> >> >> On Mon, Jan 31, 2011 at 7:56 PM, Steve Reinhardt <[email protected]>wrote: >> >>> There is no prefetch buffer... what code makes you think that there is? >>> >>> On Mon, Jan 31, 2011 at 5:08 AM, biswabandan panda >>> <[email protected]>wrote: >>> >>>> Hi all, >>>> It seem the prefetched blockse were not transferred to upper >>>> level cache. what i understood from the code in prefetch folder >>>> cacheimpl.hh >>>> and mshr.hh, is from the processor side, it will search in the L1 cache and >>>> then in the mshr and then in the prefetch buffer. So the prefetched block >>>> never transfered to L1 cache. Please correct me if i was wrong? >>>> >>>> -- >>>> >>>> *thanks®ards >>>> * >>>> *BISWABANDAN PANDA* >>>> *M.S.(RESEARCH SCHOLAR)* >>>> *RISE LAB* >>>> *IIT MADRAS* >>>> >>>> http://www.cse.iitm.ac.in/~biswa/ <http://www.cse.iitm.ac.in/%7Ebiswa/> >>>> >>>> "Happy Republic Day" ------- http://www.youtube.com/watch?v=Kk02qPlnS2E >>>> >>>> >>>> _______________________________________________ >>>> m5-users mailing list >>>> [email protected] >>>> http://m5sim.org/cgi-bin/mailman/listinfo/m5-users >>>> >>> >>> >>> _______________________________________________ >>> m5-users mailing list >>> [email protected] >>> http://m5sim.org/cgi-bin/mailman/listinfo/m5-users >>> >> >> >> >> -- >> >> *thanks®ards >> * >> *BISWABANDAN PANDA* >> *M.S.(RESEARCH SCHOLAR)* >> *RISE LAB* >> *IIT MADRAS* >> >> http://www.cse.iitm.ac.in/~biswa/ <http://www.cse.iitm.ac.in/%7Ebiswa/> >> >> "Happy Republic Day" ------- http://www.youtube.com/watch?v=Kk02qPlnS2E >> >> >> _______________________________________________ >> m5-users mailing list >> [email protected] >> http://m5sim.org/cgi-bin/mailman/listinfo/m5-users >> > > > _______________________________________________ > m5-users mailing list > [email protected] > http://m5sim.org/cgi-bin/mailman/listinfo/m5-users > -- *thanks®ards * *BISWABANDAN PANDA* *M.S.(RESEARCH SCHOLAR)* *RISE LAB* *IIT MADRAS* http://www.cse.iitm.ac.in/~biswa/ <http://www.cse.iitm.ac.in/%7Ebiswa/> "Happy Republic Day" ------- http://www.youtube.com/watch?v=Kk02qPlnS2E
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