Re: [PATCH v15 4/6] arm64: Add config for AMD Pensando SoC platforms

From: Brad Larson
Date: Tue Aug 15 2023 - 21:23:46 EST


Hi Jonathan,

On Mon, Aug 14, 2023 at 10:40:17 +0200, Jonathan Neuschäfer wrote:
> On Fri, Aug 11, 2023 at 11:05:17AM -0700, Brad Larson wrote:
>> Add ARCH_PENSANDO configuration option for AMD Pensando SoC
>> based platforms.
>>
>> Signed-off-by: Brad Larson <blarson@xxxxxxx>
>> ---
> [...]
>> +config ARCH_PENSANDO
>> + bool "AMD Pensando Platforms"
>> + help
>> + This enables support for the ARMv8 based AMD Pensando SoC
>> + family to include the Elba SoC.
>> +
>> + AMD Pensando SoCs support a range of Distributed Services
>> + Cards in PCIe format installed into servers. The Elba
>> + SoC includes 16 A-72 CPU cores, 144 programmable P4
>> + cores for a minimal latency/jitter datapath, and network
>
> Out of curiosity, what are A-72 and P4?
>
> A-72 sounds like Arm Cortex A-72, P4 seems to refer to the P4
> programming language (https://opennetworking.org/p4/).
>
> Perhaps something like:
>
>+ Cards in PCIe format installed into servers. The Elba
>+ SoC includes 16 Cortex A-72 CPU cores, 144 P4-programmable
>+ cores for a minimal latency/jitter datapath, and network

Thanks for the review! Yes, exactly. I'll add that change which
makes the description more precise.

Regards,
Brad