X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=doc%2Fguides%2Fnics%2Fbnx2x.rst;h=fbfc048e04a01bcbe90e93a4b5ca2c6a5da405d9;hb=7fe7c98feca5c6bec7eeecbaa31552e9c91ae258;hp=85ac1c3c24ec26b3973ae04b22138b1a43d31f76;hpb=99d47f445eb0d83e642d121119d3293b5a7f9e9d;p=dpdk.git diff --git a/doc/guides/nics/bnx2x.rst b/doc/guides/nics/bnx2x.rst index 85ac1c3c24..fbfc048e04 100644 --- a/doc/guides/nics/bnx2x.rst +++ b/doc/guides/nics/bnx2x.rst @@ -60,6 +60,7 @@ The features not yet supported include: - LRO/TSO offload - Checksum offload - SR-IOV PF +- Rx TX scatter gather Co-existence considerations --------------------------- @@ -81,7 +82,7 @@ Supported QLogic NICs Prerequisites ------------- -- Requires firmware version **7.2.51.0**. It is inbox on most of the +- Requires firmware version **7.2.51.0**. It is included in most of the standard Linux distros. If it is not available visit `QLogic Driver Download Center `_ to get the required firmware. @@ -95,9 +96,11 @@ Config File Options The following options can be modified in the ``.config`` file. Please note that enabling debugging options may affect system performance. -- ``CONFIG_RTE_LIBRTE_BNX2X_PMD`` (default **y**) +- ``CONFIG_RTE_LIBRTE_BNX2X_PMD`` (default **n**) - Toggle compilation of bnx2x driver. + Toggle compilation of bnx2x driver. To use bnx2x PMD set this config parameter + to 'y'. Also, in order for firmware binary to load user will need zlib devel + package installed. - ``CONFIG_RTE_LIBRTE_BNX2X_DEBUG`` (default **n**) @@ -122,143 +125,14 @@ enabling debugging options may affect system performance. .. _bnx2x_driver-compilation: -Driver Compilation -~~~~~~~~~~~~~~~~~~ - -BNX2X PMD for Linux x86_64 gcc target, run the following "make" -command:: - - cd - make config T=x86_64-native-linuxapp-gcc install - -To compile BNX2X PMD for Linux x86_64 clang target, run the following "make" -command:: - - cd - make config T=x86_64-native-linuxapp-clang install - -To compile BNX2X PMD for Linux i686 gcc target, run the following "make" -command:: - - cd - make config T=i686-native-linuxapp-gcc install - -To compile BNX2X PMD for Linux i686 gcc target, run the following "make" -command: - -.. code-block:: console - - cd - make config T=i686-native-linuxapp-gcc install - -To compile BNX2X PMD for FreeBSD x86_64 clang target, run the following "gmake" -command:: - - cd - gmake config T=x86_64-native-bsdapp-clang install - -To compile BNX2X PMD for FreeBSD x86_64 gcc target, run the following "gmake" -command:: - - cd - gmake config T=x86_64-native-bsdapp-gcc install -Wl,-rpath=/usr/local/lib/gcc48 CC=gcc48 - -To compile BNX2X PMD for FreeBSD x86_64 gcc target, run the following "gmake" -command: - -.. code-block:: console - - cd - gmake config T=x86_64-native-bsdapp-gcc install -Wl,-rpath=/usr/local/lib/gcc48 CC=gcc48 - -Linux ------ - -.. _bnx2x_Linux-installation: - -Linux Installation -~~~~~~~~~~~~~~~~~~ - -Sample Application Notes -~~~~~~~~~~~~~~~~~~~~~~~~ - -This section demonstrates how to launch ``testpmd`` with QLogic 578xx -devices managed by ``librte_pmd_bnx2x`` in Linux operating system. - -#. Request huge pages: - - .. code-block:: console - - echo 1024 > /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages/nr_hugepages - -#. Load ``igb_uio`` or ``vfio-pci`` driver: - - .. code-block:: console - - insmod ./x86_64-native-linuxapp-gcc/kmod/igb_uio.ko - - or - - .. code-block:: console - - modprobe vfio-pci - -#. Bind the QLogic adapters to ``igb_uio`` or ``vfio-pci`` loaded in the - previous step:: - - ./tools/dpdk_nic_bind.py --bind igb_uio 0000:84:00.0 0000:84:00.1 - - or - - Setup VFIO permissions for regular users and then bind to ``vfio-pci``: - - .. code-block:: console - - sudo chmod a+x /dev/vfio - - sudo chmod 0666 /dev/vfio/* - - ./tools/dpdk_nic_bind.py --bind vfio-pci 0000:84:00.0 0000:84:00.1 - -#. Start ``testpmd`` with basic parameters: - - .. code-block:: console - - ./x86_64-native-linuxapp-gcc/app/testpmd -c 0xf -n 4 -- -i - - Example output: - - .. code-block:: console +Driver compilation and testing +------------------------------ - [...] - EAL: PCI device 0000:84:00.0 on NUMA socket 1 - EAL: probe driver: 14e4:168e rte_bnx2x_pmd - EAL: PCI memory mapped at 0x7f14f6fe5000 - EAL: PCI memory mapped at 0x7f14f67e5000 - EAL: PCI memory mapped at 0x7f15fbd9b000 - EAL: PCI device 0000:84:00.1 on NUMA socket 1 - EAL: probe driver: 14e4:168e rte_bnx2x_pmd - EAL: PCI memory mapped at 0x7f14f5fe5000 - EAL: PCI memory mapped at 0x7f14f57e5000 - EAL: PCI memory mapped at 0x7f15fbd4f000 - Interactive-mode selected - Configuring Port 0 (socket 0) - PMD: bnx2x_dev_tx_queue_setup(): fp[00] req_bd=512, thresh=512, - usable_bd=1020, total_bd=1024, - tx_pages=4 - PMD: bnx2x_dev_rx_queue_setup(): fp[00] req_bd=128, thresh=0, - usable_bd=510, total_bd=512, - rx_pages=1, cq_pages=8 - PMD: bnx2x_print_adapter_info(): - [...] - Checking link statuses... - Port 0 Link Up - speed 10000 Mbps - full-duplex - Port 1 Link Up - speed 10000 Mbps - full-duplex - Done - testpmd> +Refer to the document :ref:`compiling and testing a PMD for a NIC ` +for details. SR-IOV: Prerequisites and sample Application Notes -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +-------------------------------------------------- This section provides instructions to configure SR-IOV with Linux OS. @@ -310,10 +184,9 @@ This section provides instructions to configure SR-IOV with Linux OS. echo 2 > /sys/devices/pci0000:00/0000:00:03.0/0000:81:00.0/sriov_numvfs - #. Assign VF MAC address: - Assign MAC address to the VF using iproute2 ulility. The syntax is: + Assign MAC address to the VF using iproute2 utility. The syntax is: ip link set vf mac Example output: @@ -322,9 +195,45 @@ This section provides instructions to configure SR-IOV with Linux OS. ip link set ens5f0 vf 0 mac 52:54:00:2f:9d:e8 - -#. PCI passthrough: +#. PCI Passthrough: The VF devices may be passed through to the guest VM using virt-manager or virsh etc. bnx2x PMD should be used to bind the VF devices in the guest VM using the instructions outlined in the Application notes below. + +#. Running testpmd: + + Follow instructions available in the document + :ref:`compiling and testing a PMD for a NIC ` + to run testpmd. + + Example output: + + .. code-block:: console + + [...] + EAL: PCI device 0000:84:00.0 on NUMA socket 1 + EAL: probe driver: 14e4:168e rte_bnx2x_pmd + EAL: PCI memory mapped at 0x7f14f6fe5000 + EAL: PCI memory mapped at 0x7f14f67e5000 + EAL: PCI memory mapped at 0x7f15fbd9b000 + EAL: PCI device 0000:84:00.1 on NUMA socket 1 + EAL: probe driver: 14e4:168e rte_bnx2x_pmd + EAL: PCI memory mapped at 0x7f14f5fe5000 + EAL: PCI memory mapped at 0x7f14f57e5000 + EAL: PCI memory mapped at 0x7f15fbd4f000 + Interactive-mode selected + Configuring Port 0 (socket 0) + PMD: bnx2x_dev_tx_queue_setup(): fp[00] req_bd=512, thresh=512, + usable_bd=1020, total_bd=1024, + tx_pages=4 + PMD: bnx2x_dev_rx_queue_setup(): fp[00] req_bd=128, thresh=0, + usable_bd=510, total_bd=512, + rx_pages=1, cq_pages=8 + PMD: bnx2x_print_adapter_info(): + [...] + Checking link statuses... + Port 0 Link Up - speed 10000 Mbps - full-duplex + Port 1 Link Up - speed 10000 Mbps - full-duplex + Done + testpmd>