Re: [PATCH 0/2] perf vendor events arm64: Add A720/A520 events/metrics

Yangyu Chen
2025-02-14T05:56:17Z

> On 14 Feb 2025, at 09:12, Namhyung Kim <namhyung@kernel.org> wrote:
>
> Hello,
>
> On Thu, Feb 13, 2025 at 11:11:01PM +0800, Yangyu Chen wrote:
>> This patchset adds the perf JSON files for the Cortex-A720 and Cortex-A520
>> processors. Some events have been tested on Raxda Orion 6 with Cix P1 SoC
>> (8xA720 + 4xA520) running mainline Kernel with ACPI mode.
>
> I'm curious how the name of PMUs look like. It is cortex_a720 (or a520)?

The name of PMUs comes from Arm's documentation. I have included these
links in each patch.

> I remember there's a logic to check the length of hex digits at the end.
>

Could you provide more details about this?

> Ian, are you ok with this?
>
> Thanks,
> Namhyung
>
>>
>> Yangyu Chen (2):
>> perf vendor events arm64: Add Cortex-A720 events/metrics
>> perf vendor events arm64: Add Cortex-A520 events/metrics
>>
>> .../arch/arm64/arm/cortex-a520/bus.json | 26 ++
>> .../arch/arm64/arm/cortex-a520/exception.json | 18 +
>> .../arm64/arm/cortex-a520/fp_operation.json | 14 +
>> .../arch/arm64/arm/cortex-a520/general.json | 6 +
>> .../arch/arm64/arm/cortex-a520/l1d_cache.json | 50 ++
>> .../arch/arm64/arm/cortex-a520/l1i_cache.json | 14 +
>> .../arch/arm64/arm/cortex-a520/l2_cache.json | 46 ++
>> .../arch/arm64/arm/cortex-a520/l3_cache.json | 21 +
>> .../arch/arm64/arm/cortex-a520/ll_cache.json | 10 +
>> .../arch/arm64/arm/cortex-a520/memory.json | 58 +++
>> .../arch/arm64/arm/cortex-a520/metrics.json | 373 +++++++++++++++
>> .../arch/arm64/arm/cortex-a520/pmu.json | 8 +
>> .../arch/arm64/arm/cortex-a520/retired.json | 90 ++++
>> .../arm64/arm/cortex-a520/spec_operation.json | 70 +++
>> .../arch/arm64/arm/cortex-a520/stall.json | 82 ++++
>> .../arch/arm64/arm/cortex-a520/sve.json | 22 +
>> .../arch/arm64/arm/cortex-a520/tlb.json | 78 ++++
>> .../arch/arm64/arm/cortex-a520/trace.json | 32 ++
>> .../arch/arm64/arm/cortex-a720/bus.json | 18 +
>> .../arch/arm64/arm/cortex-a720/exception.json | 62 +++
>> .../arm64/arm/cortex-a720/fp_operation.json | 22 +
>> .../arch/arm64/arm/cortex-a720/general.json | 10 +
>> .../arch/arm64/arm/cortex-a720/l1d_cache.json | 50 ++
>> .../arch/arm64/arm/cortex-a720/l1i_cache.json | 14 +
>> .../arch/arm64/arm/cortex-a720/l2_cache.json | 62 +++
>> .../arch/arm64/arm/cortex-a720/l3_cache.json | 22 +
>> .../arch/arm64/arm/cortex-a720/ll_cache.json | 10 +
>> .../arch/arm64/arm/cortex-a720/memory.json | 54 +++
>> .../arch/arm64/arm/cortex-a720/metrics.json | 436 ++++++++++++++++++
>> .../arch/arm64/arm/cortex-a720/pmu.json | 8 +
>> .../arch/arm64/arm/cortex-a720/retired.json | 90 ++++
>> .../arch/arm64/arm/cortex-a720/spe.json | 42 ++
>> .../arm64/arm/cortex-a720/spec_operation.json | 90 ++++
>> .../arch/arm64/arm/cortex-a720/stall.json | 82 ++++
>> .../arch/arm64/arm/cortex-a720/sve.json | 50 ++
>> .../arch/arm64/arm/cortex-a720/tlb.json | 74 +++
>> .../arch/arm64/arm/cortex-a720/trace.json | 32 ++
>> .../arch/arm64/common-and-microarch.json | 15 +
>> tools/perf/pmu-events/arch/arm64/mapfile.csv | 2 +
>> 39 files changed, 2263 insertions(+)
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/bus.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/exception.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/fp_operation.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/general.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/l1d_cache.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/l1i_cache.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/l2_cache.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/l3_cache.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/ll_cache.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/memory.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/metrics.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/pmu.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/retired.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/spec_operation.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/stall.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/sve.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/tlb.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a520/trace.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/bus.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/exception.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/fp_operation.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/general.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/l1d_cache.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/l1i_cache.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/l2_cache.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/l3_cache.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/ll_cache.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/memory.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/metrics.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/pmu.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/retired.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/spe.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/spec_operation.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/stall.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/sve.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/tlb.json
>> create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cortex-a720/trace.json
>>
>> --
>> 2.47.2
>>