That's ticks. You would have to divide by the cycle time to get cycles. curCycle() should be curTick()/cyclePeriod() (cyclePeriod is the ticks per cycle. E.g., 500 for 2 GHz). See https://gem5.googlesource.com/public/gem5/+/refs/heads/master/src/sim/clocked_object.hh#65 .
Jason On Mon, Apr 15, 2019 at 1:47 PM ABHISHEK BHATTACHARYYA < abhattach...@wisc.edu> wrote: > Thanks, Jason. I followed your advice and I can see my debug prints now. > However, I have one more question. > > Do the debug prints here print out the ticks or cycles on the left > (underlined)? If ticks, then how can I get the cycle value? I see there > were similar questions asked earlier but I didn't understand the > explanations provided. What does the call curCycle() return? I used it but > the value returned matches the value on the left side of the print > statements below. > > *500:* system.ruby.l1_cntrl0: MESI_Two_Level-L1cache.sm:537: Issue GETS > address: 0x70000 > *78000:* system.ruby.l1_cntrl0: MESI_Two_Level-L1cache.sm:845: Load > complete address: 0x70000 > > Regards, > Abhishek Bhattcharyya > ------------------------------ > *From:* gem5-users <gem5-users-boun...@gem5.org> on behalf of Jason > Lowe-Power <ja...@lowepower.com> > *Sent:* Monday, April 15, 2019 11:12 AM > *To:* gem5 users mailing list > *Subject:* Re: [gem5-users] Debug prints in FS mode using script > > Hi Abhishek, > > Check --debug-help. You probably want --debug-file=<filename> and you may > want --debug-start=<tick> when debugging Ruby protocols in FS mode. I've > also found it useful to use a named pipe for the debug file and pipe it > though `tail` to get only the last n lines (where n is usually megabytes to > gigabytes). > > PS: Using the Ruby random tester is a way to debug protocol issues without > having to wait for hours (days if you have tracing on) for Linux to boot. > > Cheers, > Jason > > On Mon, Apr 15, 2019 at 9:01 AM ABHISHEK BHATTACHARYYA < > abhattach...@wisc.edu> wrote: > > Hi > > I am running a full system simulation of gem5 with parsec benchmarks using > an rcs script. I have added new debug prints to the gem5 code to trace > RubySlicc request and response actions. How do I redirect the debug prints > to a new file and collect the trace in this case? > > Thanks, > Abhishek Bhattacharyya > > Regards, > > > Abhishek Bhattacharyya > > *Graduate Research Assistant* > > *Electrical and Computer Engineering Department* > > *University of Wisconsin-Madison* > _______________________________________________ > 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
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