From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Monjalon <thomas.monjalon-pdR9zngts4EAvxtiuMwx3w@public.gmane.org>
Subject: Re: DPDK and custom memory
Date: Sat, 30 Aug 2014 15:03:54 +0200
Message-ID: <1971750.bXvAyT2929@xps13>
References: <B1E02754DD4D4F4EAC7A14C1202CE62073E8E330@ORSMSX102.amr.corp.intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7Bit
Cc: dev-VfR2kkLFssw@public.gmane.org
To: "Saygin, Artur" <artur.saygin-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Return-path: <dev-bounces-VfR2kkLFssw@public.gmane.org>
In-Reply-To: <B1E02754DD4D4F4EAC7A14C1202CE62073E8E330-P5GAC/sN6hlcIJlls4ac1rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
List-Id: patches and discussions about DPDK <dev.dpdk.org>
List-Unsubscribe: <http://dpdk.org/ml/options/dev>,
 <mailto:dev-request-VfR2kkLFssw@public.gmane.org?subject=unsubscribe>
List-Archive: <http://dpdk.org/ml/archives/dev/>
List-Post: <mailto:dev-VfR2kkLFssw@public.gmane.org>
List-Help: <mailto:dev-request-VfR2kkLFssw@public.gmane.org?subject=help>
List-Subscribe: <http://dpdk.org/ml/listinfo/dev>,
 <mailto:dev-request-VfR2kkLFssw@public.gmane.org?subject=subscribe>
Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org
Sender: "dev" <dev-bounces-VfR2kkLFssw@public.gmane.org>

Hello,

2014-08-29 18:40, Saygin, Artur:
> Imagine a PMD for an FPGA-based NIC that is limited to accessing certain
> memory regions <system, PCI, etc>.

Does it mean Intel is making an FPGA-based NIC?

> Is there a way to make DPDK use that exact memory?

Maybe I don't understand the question well, because it doesn't seem really
different of what other PMDs do.
Assuming your NIC is PCI, you can access it via uio (igb_uio) or VFIO.

> Perhaps this is more of a hugetlbfs question than DPDK but I thought I'd
> start here.

It's a pleasure to receive new drivers.
Welcome here :)

-- 
Thomas