From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by dpdk.org (Postfix) with ESMTP id D7E6F5A06 for ; Fri, 5 Jun 2015 05:18:03 +0200 (CEST) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga101.jf.intel.com with ESMTP; 04 Jun 2015 20:18:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,555,1427785200"; d="scan'208";a="721122569" Received: from pgsmsx103.gar.corp.intel.com ([10.221.44.82]) by fmsmga001.fm.intel.com with ESMTP; 04 Jun 2015 20:18:01 -0700 Received: from shsmsx104.ccr.corp.intel.com (10.239.4.70) by PGSMSX103.gar.corp.intel.com (10.221.44.82) with Microsoft SMTP Server (TLS) id 14.3.224.2; Fri, 5 Jun 2015 11:18:01 +0800 Received: from shsmsx101.ccr.corp.intel.com ([169.254.1.120]) by SHSMSX104.ccr.corp.intel.com ([169.254.5.94]) with mapi id 14.03.0224.002; Fri, 5 Jun 2015 11:17:53 +0800 From: "Liu, Jijiang" To: "dev@dpdk.org" Thread-Topic: [dpdk-dev] [PATCH] fm10k: support XEN domain0 Thread-Index: AQHQju0RgjUCeJmqD0KYdMzhp6npX52dXQig Date: Fri, 5 Jun 2015 03:17:53 +0000 Message-ID: <1ED644BD7E0A5F4091CF203DAFB8E4CC0575FDE4@SHSMSX101.ccr.corp.intel.com> References: <1431680162-13704-1-git-send-email-shaopeng.he@intel.com> In-Reply-To: <1431680162-13704-1-git-send-email-shaopeng.he@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Cc: "He, Shaopeng" Subject: Re: [dpdk-dev] [PATCH] fm10k: support XEN domain0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 05 Jun 2015 03:18:04 -0000 Acked-by: Jijiang Liu I think this patch could be merged before Stephen's following patch[1] is m= erged, then Stephen should rework the patch[1]. Thanks. [1]http://dpdk.org/ml/archives/dev/2015-March/014992.html > -----Original Message----- > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Shaopeng He > Sent: Friday, May 15, 2015 4:56 PM > To: dev@dpdk.org > Cc: He, Shaopeng > Subject: [dpdk-dev] [PATCH] fm10k: support XEN domain0 >=20 > fm10k was failing to run in XEN domain0, as the physical memory for DMA > should be allocated and translated in a different way for XEN domain0. So > rte_memzone_reserve_bounded() should be used for DMA memory > allocation, and rte_mem_phy2mch() should be used for DMA memory > address translation to support running fm10k PMD in XEN domain0. >=20 > Signed-off-by: Shaopeng He > --- > lib/librte_pmd_fm10k/fm10k_ethdev.c | 8 ++++++++ > 1 file changed, 8 insertions(+) >=20 > diff --git a/lib/librte_pmd_fm10k/fm10k_ethdev.c > b/lib/librte_pmd_fm10k/fm10k_ethdev.c > index 275c19c..c85c856 100644 > --- a/lib/librte_pmd_fm10k/fm10k_ethdev.c > +++ b/lib/librte_pmd_fm10k/fm10k_ethdev.c > @@ -1004,7 +1004,11 @@ fm10k_rx_queue_setup(struct rte_eth_dev *dev, > uint16_t queue_id, > return (-ENOMEM); > } > q->hw_ring =3D mz->addr; > +#ifdef RTE_LIBRTE_XEN_DOM0 > + q->hw_ring_phys_addr =3D rte_mem_phy2mch(mz->memseg_id, mz- > >phys_addr); > +#else > q->hw_ring_phys_addr =3D mz->phys_addr; > +#endif >=20 > dev->data->rx_queues[queue_id] =3D q; > return 0; > @@ -1150,7 +1154,11 @@ fm10k_tx_queue_setup(struct rte_eth_dev *dev, > uint16_t queue_id, > return (-ENOMEM); > } > q->hw_ring =3D mz->addr; > +#ifdef RTE_LIBRTE_XEN_DOM0 > + q->hw_ring_phys_addr =3D rte_mem_phy2mch(mz->memseg_id, mz- > >phys_addr); > +#else > q->hw_ring_phys_addr =3D mz->phys_addr; > +#endif >=20 > /* > * allocate memory for the RS bit tracker. Enough slots to hold the > -- > 1.9.3