DPDK usage discussions
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From: Stephen Hemminger <stephen@networkplumber.org>
To: Verghis Koshi <vkoshi@gmail.com>
Cc: users@dpdk.org
Subject: Re: Issues with basicfwd
Date: Wed, 19 Apr 2023 17:20:01 -0700	[thread overview]
Message-ID: <20230419172001.3060ab54@hermes.local> (raw)
In-Reply-To: <CAANwsYPkmqwQz0SpxLAgGWvNLVR1YyF3Y6U4u8aA=gzKjPgoOQ@mail.gmail.com>

On Wed, 19 Apr 2023 16:31:37 -0700
Verghis Koshi <vkoshi@gmail.com> wrote:

> Hi Stephen,
>     Thanks for the response.
>     I've tried with two virtual NICs, each bound to VFIO, as you can see
> below.
> 
> verghis@verghis-VirtualBox:~/dpdk-stable-22.11.1/build$
> ../usertools/dpdk-devbind.py --status
> 
> Network devices using DPDK-compatible driver
> ============================================
> 0000:00:08.0 '79c970 [PCnet32 LANCE] 2000' drv=vfio-pci unused=pcnet32
> 0000:00:09.0 '79c970 [PCnet32 LANCE] 2000' drv=vfio-pci unused=pcnet32

Pcnet32 is not a device supported by DPDK.

To use DPDK with a hardware device, the DPDK library must have a driver
for that hardware since the library interacts directly with hardware registers
and rings. 

  reply	other threads:[~2023-04-20  0:20 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-18 17:11 Verghis Koshi
2023-04-19  0:14 ` Verghis Koshi
2023-04-19  1:47   ` Stephen Hemminger
2023-04-19 23:31     ` Verghis Koshi
2023-04-20  0:20       ` Stephen Hemminger [this message]
2023-04-20  0:25         ` Verghis Koshi

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