Hi Sadhana, SE mode, by default, uses a 4KB page size. You can convert the pkt addresses generated by the commMonitor to page addresses manually or change the commMonitor code to dump the page addresses.
-Ayaz On Wed, Feb 15, 2023 at 9:08 PM Sadhana . <sadhana.197cs...@nitk.edu.in> wrote: > Hai Ayaz, > In addition to the previous query, is it possible to determine the page > size supported during the simulation in SE mode. I understood that the > commMonitor generates the physical address. Whether my understanding is > correct. Since address length varies, I had doubts regarding this page > size. Traces look like this: > > 7,r,980,4,256,0 > 7,r,984,4,256,77000 > 7,r,988,4,256,126000 > 8,r,474576,4,10,175000 > 7,r,992,4,256,238000 > 7,r,996,4,256,287000 > 8,w,474576,4,10,336000 > 7,r,1000,4,256,357000 > 8,w,474572,4,10,406000 > 7,r,1004,4,256,427000 > 8,r,1028,4,10,476000 > 7,r,1008,4,256,525000 > 8,w,474568,4,10,574000 > > On Wed, Feb 15, 2023 at 9:12 AM Sadhana . <sadhana.197cs...@nitk.edu.in> > wrote: > >> Thank you. >> >> On Tue, Feb 14, 2023 at 4:34 PM Ayaz Akram <yazak...@ucdavis.edu> wrote: >> >>> Hi Sadhana, >>> >>> I think the first number is the requestor port id (IIRC). The above >>> trace should have all requests to the main memory as your CommMonitor is >>> connected between the membus and MemCtrl (and all memory traffic should go >>> through it). >>> >>> -Ayaz >>> >>> On Mon, Feb 13, 2023 at 7:52 PM Sadhana . via gem5-users < >>> gem5-users@gem5.org> wrote: >>> >>>> I am using gem5 for generation of memory traces. While going through >>>> gem5 videos I found a method to generate traces using commMonitor. I have >>>> modified the code as follows: >>>> system.comm_monitor=CommMonitor() >>>> system.comm_monitor.cpu_side_port=system.membus.mem_side_ports >>>> >>>> system.comm_monitor.trace=MemTraceProbe(trace_file=f"mem_trace",trace_compress=True) >>>> #system.system_port = system.membus.slave >>>> system.mem_ctrl=MemCtrl() >>>> system.mem_ctrl.dram = DDR3_1600_8x8() >>>> system.mem_ctrl.dram.range = system.mem_ranges[0] >>>> #system.mem_ctrl.port = #system.membus.mem_side_ports >>>> system.mem_ctrl.port = system.comm_monitor.mem_side_port >>>> system.system_port = system.membus.cpu_side_ports >>>> I am running SE mode using arm ISA. I have got the traces as well: >>>> 7,r,980,4,256,0 >>>> 7,r,984,4,256,77000 >>>> 7,r,988,4,256,126000 >>>> 8,r,474576,4,10,175000 >>>> 7,r,992,4,256,238000 >>>> 7,r,996,4,256,287000 >>>> 8,w,474576,4,10,336000 >>>> 7,r,1000,4,256,357000 >>>> 8,w,474572,4,10,406000 >>>> 7,r,1004,4,256,427000 >>>> 8,r,1028,4,10,476000 >>>> 7,r,1008,4,256,525000 >>>> 8,w,474568,4,10,574000 >>>> Now my doubt is what does port number 7,8 mean. should I consider the >>>> entire trace as a memory trace? I want only traces of the main memory. >>>> >>>> >>>> >>>> >>>> Thanks and Regards, >>>> Sadhana, >>>> Research Scholar-NITK, >>>> Dept. of Computer Science and Engineering >>>> . >>>> _______________________________________________ >>>> gem5-users mailing list -- gem5-users@gem5.org >>>> To unsubscribe send an email to gem5-users-le...@gem5.org >>>> >>>
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