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Date: Fri, 20 Mar 2015 14:02:35 +0000
From: Bruce Richardson <bruce.richardson@intel.com>
To: "Rapelly, Varun" <vrapelly@sonusnet.com>
Message-ID: <20150320140234.GA5316@bricha3-MOBL3>
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Subject: Re: [dpdk-dev] Testpmd application failing with Cause: No probed
 ethernet device with DPDK-1.8.0
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On Fri, Mar 20, 2015 at 07:09:00AM +0000, Rapelly, Varun wrote:
> 
> Hi All,
> 
> I'm facing the following issue when testing testpmd application with DPDK-1.8.0.
> 
> EAL: PCI device 0000:03:00.0 on NUMA socket -1
> EAL:   probe driver: 15ad:7b0 rte_vmxnet3_pmd
> EAL:   0000:03:00.0 not managed by UIO driver, skipping
> EAL: PCI device 0000:0b:00.0 on NUMA socket -1
> EAL:   probe driver: 15ad:7b0 rte_vmxnet3_pmd
> EAL:   0000:0b:00.0 not managed by UIO driver, skipping
> EAL: PCI device 0000:13:00.0 on NUMA socket -1
> EAL:   probe driver: 15ad:7b0 rte_vmxnet3_pmd
> EAL:   0000:13:00.0 not managed by UIO driver, skipping
> EAL: PCI device 0000:1b:00.0 on NUMA socket -1
> EAL:   probe driver: 15ad:7b0 rte_vmxnet3_pmd
> EAL:   0000:1b:00.0 not managed by UIO driver, skipping
> EAL: Error - exiting with code: 1
>   Cause: No probed ethernet device
> 
> Please let me know, what could be the issue.
> 
> FYI:
> Igb_uio and rte_kni ko modules are inserted successfully.

After you load the uio driver, you still need to bind some NIC devices to use
it, otherwise DPDK will ignore those devices as being used by the kernel.
The script "dpdk_nic_bind.py" in the tools directory can help with the binding
and unbinding to the different drivers.

/Bruce

> 
> Regards,
> Varun
>