[dpdk-users] Reg PMD & NIC

Thomas Monjalon thomas.monjalon at 6wind.com
Wed Mar 8 11:03:50 CET 2017


You will find a list of supported NICs in the documentation:
	http://dpdk.org/doc/nics
There are many NIC vendors.

The overview of the current feature support is also in the documentation:
	http://dpdk.org/doc/guides/nics/overview.html


2017-03-08 13:10, raman geetha gopalakrishnan:
> Hi Nikhil,
> 
> Can i say that NIC's are not standardized to work in same way, rather PCI
> to discover its capabilities are standardized?
> 
> Thanks
> Raman
> 
> On Wed, Mar 8, 2017 at 12:41 PM, Nikhil Nanal <nanal at usc.edu> wrote:
> 
> > Hi,
> >
> > I guess DPDK works only for Intel NICs. Also, there are a variety of NIC
> > cards from Intel.
> > The drivers are generally specific to a NIC card or a family of NIC cards.
> > The DPDK, replaces the existing NIC drivers with its PMD drivers, , but
> > these PMDs are
> > only compatible with some specified class of Intel NIC cards and so there
> > are only some supported NICs but not all.
> >
> > thanks
> > Nikhil
> >
> > > On Mar 7, 2017, at 11:05 PM, raman geetha gopalakrishnan <
> > glowingsun at gmail.com> wrote:
> > >
> > > Hi All,
> > >
> > > I have the following basic question. Hope to get an answer / link where i
> > > can get myself clear.
> > >
> > > 1. In DPDK PMD is optimized driver for an given NIC to get maximum
> > > performance.
> > >    That being the case why we are talking about DPDK supported NICs.
> > >
> > >     A) My assumption is that NIC interface is standardized so that PMD
> > > should actually work with any NIC (barring some NIC specific performance
> > > tweaks)
> > >          is that correct?
> > >
> > >     B) if #A is correct , how can i make changes to PMD to support any
> > NIC
> > > ?
> > >
> > >
> > > Thanks
> > > Raman
> >
> >




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