Hi Andreas, Thanks for the response. I will post it shortly.
Thanks Srini On 04/17/14, Andreas Hansson wrote: > Hi Srini, > > Could you perhaps post a patch of what you have done so far? > > Andreas > > On 17/04/2014 04:30, "Srinivasan Narayanamoorthy" <[email protected]> > wrote: > > >Hi all, > > > >I am trying to run some android benchmarks in gem5 and often, the cpu is > >put to sleep by executing a 'WFI'(Wait for interrupt) instruction. The > >task requires me to take checkpoints frequently during program execution. > > > > > >I found that when performing drain before writing the checkpoint, all > >cores (cpu0,cpu1,cpu3) except the one which has executed WFI(cpu2), drain > >successfully. The WFI core does not drain at all since other cores cannot > >interrupt to wake the sleeping core (because they are drained). > > > > > >As a stop gap solution, I am calling the wakeup() routine in cpu.cc > >during drain operation. Though this solution does not cause any immediate > >problems, this does not appear to be a good solution as there may be > >other cases that might break. > > > > > >I would be very grateful if a solution is suggested. > > > > > >Thanks > >Srini > >_______________________________________________ > >gem5-dev mailing list > >[email protected] > >http://m5sim.org/mailman/listinfo/gem5-dev > > > > > -- IMPORTANT NOTICE: The contents of this email and any attachments are > confidential and may also be privileged. If you are not the intended > recipient, please notify the sender immediately and do not disclose the > contents to any other person, use it for any purpose, or store or copy the > information in any medium. Thank you. > > ARM Limited, Registered office 110 Fulbourn Road, Cambridge CB1 9NJ, > Registered in England & Wales, Company No: 2557590 > ARM Holdings plc, Registered office 110 Fulbourn Road, Cambridge CB1 9NJ, > Registered in England & Wales, Company No: 2548782 > > _______________________________________________ > gem5-dev mailing list > [email protected] > http://m5sim.org/mailman/listinfo/gem5-dev _______________________________________________ gem5-dev mailing list [email protected] http://m5sim.org/mailman/listinfo/gem5-dev
