From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Wiles, Keith" <keith.wiles@intel.com>
Subject: Re: DPDK on IBM Power9
Date: Wed, 9 Jan 2019 22:52:37 +0000
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To: Daniel Waddington <Daniel.Waddington@ibm.com>
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> On Jan 9, 2019, at 4:25 PM, Daniel Waddington <Daniel.Waddington@ibm.com>=
 wrote:
>=20
> Hi,
> I'm trying to run DPDK 18.11 on IBM Power9.  Should it run?  (I'n new to =
DPDK on Power).=20
> Thx,
> Daniel
> Below is what I get:
>=20
> $ sudo ./examples/ethtool/ethtool-app/ppc_64-power8-linuxapp-gcc/app/etht=
ool --iova-mode=3Dpa -c7 -w 0000:01:00.0
> EAL: Detected 128 lcore(s)
> EAL: Detected 2 NUMA nodes
> EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
> EAL: Probing VFIO support...
> EAL: VFIO support initialized
> EAL: PCI device 0000:01:00.0 on NUMA socket 0
> EAL:   probe driver: 8086:1583 net_i40e
> EAL:   using IOMMU type 7 (sPAPR)
> EAL:   cannot create new DMA window, error 22 (Invalid argument)
> EAL: Could not create new DMA window
> EAL:   0000:01:00.0 DMA remapping failed, error 22 (Invalid argument)
> EAL: Requested device 0000:01:00.0 cannot be used
> Number of NICs: 0
> EAL: Error - exiting with code: 1
>  Cause: No available NIC ports!
>=20

>>From the message above you need support NIC for DPDK is all or you a NIC ne=
eds to be bound to something like igb_uio for linux. I have never run DPDK =
on power before and not sure what is next other then using a supported NIC.

>=20
>=20

Regards,
Keith