From patchwork Mon Jun 3 08:46:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Li, Xiaoyun" X-Patchwork-Id: 54135 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id BA18E1B945; Mon, 3 Jun 2019 10:46:30 +0200 (CEST) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id E42944CA6 for ; Mon, 3 Jun 2019 10:46:28 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Jun 2019 01:46:27 -0700 X-ExtLoop1: 1 Received: from dpdk-xiaoyun3.sh.intel.com ([10.67.118.239]) by fmsmga007.fm.intel.com with ESMTP; 03 Jun 2019 01:46:26 -0700 From: Xiaoyun Li To: jingjing.wu@intel.com, keith.wiles@intel.com, cunming.liang@intel.com, omkar.maslekar@intel.com Cc: dev@dpdk.org, Xiaoyun Li Date: Mon, 3 Jun 2019 16:46:05 +0800 Message-Id: <20190603084611.40931-1-xiaoyun.li@intel.com> X-Mailer: git-send-email 2.17.1 Subject: [dpdk-dev] [PATCH 0/6] rawdev driver for ntb 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This patch set adds support for Intel NTB device with Skylake platform. It is a raw device for allowing two hosts to communicate with each other and access the peer memory. This patch set also provides a simple example to transmit a file between two hosts. But since there is no FIFO here, only support file which is no more than 4M. And will add FIFO in the future. Xiaoyun Li (6): raw/ntb: introduce ntb rawdev driver raw/ntb: add intel ntb support raw/ntb: add handshake process examples/ntb: enable an example for ntb usertools/dpdk-devbind.py: add support for ntb doc: update docs for ntb pmd MAINTAINERS | 8 + config/common_base | 5 + doc/guides/rawdevs/index.rst | 1 + doc/guides/rawdevs/ntb_rawdev.rst | 25 + doc/guides/rel_notes/release_19_08.rst | 16 + doc/guides/sample_app_ug/index.rst | 1 + doc/guides/sample_app_ug/ntb.rst | 47 ++ drivers/raw/Makefile | 1 + drivers/raw/meson.build | 2 +- drivers/raw/ntb_rawdev/Makefile | 28 + drivers/raw/ntb_rawdev/meson.build | 8 + drivers/raw/ntb_rawdev/ntb_hw_intel.c | 373 +++++++++ drivers/raw/ntb_rawdev/ntb_hw_intel.h | 85 ++ drivers/raw/ntb_rawdev/ntb_rawdev.c | 779 ++++++++++++++++++ drivers/raw/ntb_rawdev/ntb_rawdev.h | 158 ++++ .../ntb_rawdev/rte_pmd_ntb_rawdev_version.map | 4 + examples/Makefile | 1 + examples/meson.build | 21 +- examples/ntb/Makefile | 68 ++ examples/ntb/meson.build | 16 + examples/ntb/ntb_fwd.c | 364 ++++++++ mk/rte.app.mk | 1 + usertools/dpdk-devbind.py | 9 + 23 files changed, 2010 insertions(+), 11 deletions(-) create mode 100644 doc/guides/rawdevs/ntb_rawdev.rst create mode 100644 doc/guides/sample_app_ug/ntb.rst create mode 100644 drivers/raw/ntb_rawdev/Makefile create mode 100644 drivers/raw/ntb_rawdev/meson.build create mode 100644 drivers/raw/ntb_rawdev/ntb_hw_intel.c create mode 100644 drivers/raw/ntb_rawdev/ntb_hw_intel.h create mode 100644 drivers/raw/ntb_rawdev/ntb_rawdev.c create mode 100644 drivers/raw/ntb_rawdev/ntb_rawdev.h create mode 100644 drivers/raw/ntb_rawdev/rte_pmd_ntb_rawdev_version.map create mode 100644 examples/ntb/Makefile create mode 100644 examples/ntb/meson.build create mode 100644 examples/ntb/ntb_fwd.c