[PATCH] perf vendor events: Add Arm Neoverse V2 PMU events

John Garry john.garry at huawei.com
Fri Oct 21 03:47:18 PDT 2022


On 20/10/2022 14:45, James Clark wrote:
> Rename the neoverse-n2 folder to make it clear that it includes V2, and
> add V2 to mapfile.csv. V2 has the same events as N2, visible by running
> the following command in the ARM-software/data github repo [1]:
> 
>    diff pmu/neoverse-v2.json pmu/neoverse-n2.json | grep code
> 
> Testing:
> 
>    $ perf test pmu
> 
>    10: PMU events                                           :
>    10.1: PMU event table sanity                             : Ok
>    10.2: PMU event map aliases                              : Ok
>    10.3: Parsing of PMU event table metrics                 : Ok
>    10.4: Parsing of PMU event table metrics with fake PMUs  : Ok
> 
> [1]:https://github.com/ARM-software/data
> 
> Signed-off-by: James Clark<james.clark at arm.com>
> ---

This looks ok. Out of curiosity, do you know how the naming works for 
these neoverse cores? Were "n" a predecessor to "v"?

thanks,
John



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