[dpdk-users] DPDK 17.05 does not find X510 card

Rosen, Rami rami.rosen at intel.com
Mon Jun 18 15:34:18 CEST 2018

Hi Martin,

Yes, you are right.

Which kernel are you running ? (uname -r)

Rami Rosen

-----Original Message-----
From: Martin Drašar [mailto:drasar at ics.muni.cz] 
Sent: Monday, June 18, 2018 16:23
To: Rosen, Rami <rami.rosen at intel.com>; users at dpdk.org
Subject: Re: [dpdk-users] DPDK 17.05 does not find X510 card

Dne 18.6.2018 v 15:09 Rosen, Rami napsal(a):
> Hi, Martin,
> How do you bind the device ? is it with igb_uio/vfio  ? In case this is what you do - can you please try with uio_pci_generic and tell if you get the same error ? 
> The uio_pci_generic should be included in your distro as one of the kernel modules, you need just to do modprobe uio_pci_generic before binding to DPDK.
> Regards,
> Rami Rosen

Hello Rami,

yes the devices are bound using the igb_uio. I cannot use uio_pci_generic, as the X710 is not supported in these drivers.

> [root at dhcp13-55 pain]# lsmod | grep uio
> uio_pci_generic        12588  0
> igb_uio                13224  0
> uio                    19259  2 uio_pci_generic,igb_uio

> [root at dhcp13-55 pain]# lib/dpdk/dpdk-17.05.1/usertools/dpdk-devbind.py 
> -b uio_pci_generic 0000:04:00.0
> Error: bind failed for 0000:04:00.0 - Cannot bind to driver 
> uio_pci_generic

This is listed in known issues:



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