Hi all: I meet prefetch error in the full system simulation. Does anybody know where I can find the prefetch patches, which help to correct prefetch problems.
thanks Gary Steve Reinhardt wrote: > There are some problems with the prefetching support in the new memory > system... basically it did not get tested after the rewrite. There > were some patches posted to the mailing list recently that I will be > pushing to the development repository soon. > > Steve > > On Mon, Jul 21, 2008 at 10:31 AM, Gary Chai <[EMAIL PROTECTED] > <mailto:[EMAIL PROTECTED]>> wrote: > > Hi all: > I want to take a look at the result of prefetch, so I add two > lines in the configs/example/fs.py and keep others same. > > if options.l2cache: > test_sys.l2 = L2Cache(size = '2MB') > test_sys.tol2bus = Bus() > test_sys.l2.cpu_side = test_sys.tol2bus.port > test_sys.l2.mem_side = test_sys.membus.port > test_sys.l2.prefetch_policy = 'tagged' #### by me > test_sys.l2.prefetch_miss = 'true' #### by me > > Then the simulation is aborted and the following is the error. > > M5 compiled Jun 9 2008 21:51:22 > M5 started Mon Jul 21 13:24:26 2008 > M5 executing on seasmile-pc > command line: /home/m5/m5-2.0b5/build/ALPHA_FS/m5.debug -d result2 > /home/m5/m5-2.0b5/configs/example/fs.py -t --caches -n 1 --l2cache > -b hello > Global frequency set at 1000000000000 ticks per second > warn: kernel located at: /dist/m5/system/binaries/vmlinux > 0: system.tsunami.io.rtc: Real-time clock set to Thu Jan 1 > 00:00:00 2009 > Listening for system connection on port 3456 > 0: system.remote_gdb.listener: listening for remote gdb #0 on port > 7000 > **** REAL SIMULATION **** > warn: Entering event queue @ 0. Starting simulation... > m5.debug: build/ALPHA_FS/mem/cache/base.hh:471: void > BaseCache::deassertMemSideBusRequest(BaseCache::RequestCause): > Assertion `false' failed. > Program aborted at cycle 12851847000 > Aborted > > Can you help me find the reason? > Thanks > Gary > > _______________________________________________ > m5-users mailing list > [email protected] <mailto:[email protected]> > http://m5sim.org/cgi-bin/mailman/listinfo/m5-users > > > ------------------------------------------------------------------------ > > _______________________________________________ > m5-users mailing list > [email protected] > http://m5sim.org/cgi-bin/mailman/listinfo/m5-users _______________________________________________ m5-users mailing list [email protected] http://m5sim.org/cgi-bin/mailman/listinfo/m5-users
