From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by dpdk.org (Postfix) with ESMTP id C53891B593 for ; Thu, 10 Jan 2019 09:51:55 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 10 Jan 2019 00:51:54 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,460,1539673200"; d="scan'208";a="137023896" Received: from pgomulkx-mobl.ger.corp.intel.com (HELO [10.251.85.183]) ([10.251.85.183]) by fmsmga001.fm.intel.com with ESMTP; 10 Jan 2019 00:51:53 -0800 To: Daniel Waddington , dev@dpdk.org References: From: "Burakov, Anatoly" Message-ID: <66d3d521-b780-15d4-fb9a-8f954dd454f6@intel.com> Date: Thu, 10 Jan 2019 08:51:53 +0000 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] DPDK on IBM Power9 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Jan 2019 08:51:56 -0000 On 09-Jan-19 10:25 PM, Daniel Waddington wrote: > Hi, > I'm trying to run DPDK 18.11 on IBM Power9. Should it run? (I'n new to DPDK on Power). > Thx, > Daniel > Below is what I get: > > $ sudo ./examples/ethtool/ethtool-app/ppc_64-power8-linuxapp-gcc/app/ethtool --iova-mode=pa -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! > I know _where_ this happens, but as to _why_... You're IBM, you tell me! There have been numerous issues with VFIO/memory subsystem being pretty much unmaintained as far as IBM platforms support is concerned, but there's little i, as a maintainer, can do about it. Thomas is right, one more reason to ping the relevant people within IBM :) -- Thanks, Anatoly