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SubjectRe: [PATCH v2 12/14] habanalabs/gaudi: Add ethtool support using coresight
On Mon, Sep 14, 2020 at 4:39 AM Florian Fainelli <f.fainelli@gmail.com> wrote:
>
>
>
> On 9/12/2020 7:41 AM, Oded Gabbay wrote:
> > From: Omer Shpigelman <oshpigelman@habana.ai>
> >
> > The driver supports ethtool callbacks and provides statistics using the
> > device's profiling infrastructure (coresight).
>
> Is there any relationship near or far with ARM's CoreSight:
>
> https://developer.arm.com/ip-products/system-ip/coresight-debug-and-trace
>
> if not, should you rename this?
> --
> Florian

We have a cortex A53 inside our ASIC and we use other ARM IPs.
One of those IPs is the CoreSight infrastructure for trace and profiling.
It also provides us with something they call SPMU (performance monitoring).
Those units provide us counters per port with which we provide the statistics.

Thanks,
Oded

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