Are you looking at a request or a response. The request very well could not have any data associated with it, but the response will.
Ali On Jun 14, 2013, at 1:00 AM, biswabandan panda <biswa....@gmail.com> wrote: > Hi, > In an unmodified copy of gem5, I made the data in packet.hh as public > and tried to print it in schedSendTiming. It shows 0 as value for all the > packets when I print it using (int)*(pkt->data). > Is the data that is fetched from cache being sent to cpu? If yes how do I > track(print) it? > Thank you once again for your time. > > > On Fri, Jun 14, 2013 at 11:14 AM, Ali Saidi <sa...@umich.edu> wrote: > Actual data is stored in the caches. > > Ali > > On Jun 13, 2013, at 11:49 PM, biswabandan panda <biswa....@gmail.com> wrote: > >> >> Hi, >> I have modified the access function in cache to service a miss as hit even >> when a particular block is not found. (This is just to collect some >> statistics). I initially had assumed that gem5 does not store actual data in >> cache and hence if a request misses at L1, if I just do "insertBlock, memcpy >> and satisfyCpuSideRequest" and return true so that recvTimingReq follows hit >> path, there ll be no error except that my simulation results (ipc, misses, >> hits etc) will not be correct. >> But when I run the same, I get this error >> panic: fault (unalign) detected @ PC (0x120046574=>0x120046578) >> When I googled for this error in one of the replies it says PC value is >> corrupted. If gem5 did not store any data in cache, I by my code would have >> modified only the timing parameter. How did this happen? If gem5 stores >> actual data, how do I print it? >> I also get this error for few other benchmarks >> panic: Tried to access unmapped address 0x8. >> >> >> Any pointers would be of great help. >> >> -- >> >> thanks®ards >> BISWABANDAN >> http://www.cse.iitm.ac.in/~biswa/ >> >> “We might fall down, but we will never lay down. We might not be the best, >> but we will beat the best! We might not be at the top, but we will rise.” >> >> >> _______________________________________________ >> gem5-users mailing list >> gem5-users@gem5.org >> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users > > > _______________________________________________ > gem5-users mailing list > gem5-users@gem5.org > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users > > > > -- > > thanks®ards > BISWABANDAN > http://www.cse.iitm.ac.in/~biswa/ > > “We might fall down, but we will never lay down. We might not be the best, > but we will beat the best! We might not be at the top, but we will rise.” > > > _______________________________________________ > gem5-users mailing list > gem5-users@gem5.org > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users
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