It's un-usual that pkt->getAddr() and pkt->req->getVaddr() would be the same after translation is complete. The latter will have the virtual address while the latter will have the physical address. As the packet move down the hierarchy it will be further modified to by block aligned, etc.
Ali On Oct 5, 2013, at 11:51 AM, Xiangyang Guo <[email protected]> wrote: > Hi, > > I was using Classic memory and use both pkt->getAddr and pkt->req->getVaddr() > to get the access address. For L1 cache, pkt->getAddr and > pkt->req->getVaddr() give me same address. However, for L2 cache, > pkt->getAddr and pkt->req->getVaddr() give me different address. For example: > 00000140 V.S. 0000017c. > > I was thinking this is because when we access the L2, we only use the tag > (without considering the index bits and offset bits) to see if it is a hit or > miss. But why the L1 can get the same address? Thanks for your time. > > Regards > > Xiangyang > _______________________________________________ > gem5-users mailing list > [email protected] > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users _______________________________________________ gem5-users mailing list [email protected] http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users
