[P4-dev] PSA on BMv2

Yitzchak M. Gottlieb ygottlieb at vencorelabs.com
Thu Nov 30 14:57:58 EST 2017

On 11/30/2017 2:44 PM, Andy Fingerhut wrote:

> On Thu, Nov 30, 2017 at 6:02 AM, Yitzchak M. Gottlieb wrote:
>> In May Antonin Bas wrote that "the [PSA] architecture will eventually be
>> implemented using the bmv2 library."  Is anyone working on this?  If
>> so, is there a rough guess as to when it might be pushed to Github? 
>> (I understand rough guesses can be off by many months :))
>> Thank you all for the P4 programs and supporting infrastructure and
>> for answering questions about both.
> I am not aware of anyone working on implementing the PSA architecture on 
> bmv2 at this moment, other than Han Wang at Barefoot Networks starting 
> on an implementation of parser value sets in the p4c compiler.
> The PSA specification was released in early draft form earlier this 
> month (Nov 2017), but definitely still needs a bit more work before we 
> get to version 1.0.  I hope we release a v1.0 of that spec by Jan 2018.  
> I expect work to begin on adding support for PSA in bmv2 and the p4c 
> compiler around that time.


Thank you very much!


Yitzchak M. Gottlieb
ygottlieb at vencorelabs.com

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