A more up-to-date version of the tutorial can be found at
http://learning.gem5.org. This is where it will live for the foreseeable
future.

Jason

On Mon, Feb 27, 2017 at 5:58 AM Serhat Gesoglu <
serhat.geso...@manchester.ac.uk> wrote:

> Hello,
> L3 cache is not implemented in gem5 but you can manually implement it (and
> add a command line option such as --l3caches), unless you are using ruby
> (as far as I know due to not having a 3-level coherence protocol).
>
> You may want to check this tutorial for more information about adding
> caches:
> http://pages.cs.wisc.edu/~david/courses/cs752/Spring2015/gem5-tutorial/part1/cache_config.html
>
> Hope this helps
>
> Cheers
> Serhat
>
> ________________________________________
> From: gem5-users [gem5-users-boun...@gem5.org] on behalf of Moussa, Ayman
> [ayman.mouss...@imperial.ac.uk]
> Sent: 27 February 2017 11:43
> To: gem5 users mailing list
> Subject: [gem5-users] l3 cache
>
> Does the standard system call script (se.py) model an L3 cache or is it
> only L1 and L2? When I ran it with the -h option, I saw an option for L3
> caches so I used that:
>
>
> build/ARM/gem5.opt configs/example/se.py --caches --l2cache --num-dirs=1
> --num-l2caches=1 --num-l2caches=1 --l1d_size=16kB --l1i_size=16kB
> --l2_size=64kB --l3_size=128kB --l1d_assoc=4 --l1i_assoc=4 --l2_assoc=8
> --l3_assoc=16 --cpu-type=DerivO3CPU --mem-type=DDR3_2133_x64 -c
> tests/test-progs/hello/bin/arm/linux/hello
>
>
> but when I check the output of stats.txt and config.ini, there is no data
> about L3 caches which was driving me crazy as it was in the options. I
> checked the se.py too and didn't see anything specifying L3 caches (maybe
> I'm looking in the wrong place?) If I want to model an L3 cache, do I need
> to manually add it?
>
>
> Thanks
>
> Ayman
>
> _______________________________________________
> gem5-users mailing list
> gem5-users@gem5.org
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