[dpdk-dev] [PATCH v3 7/7] net/mrvl: update MRVL NET PMD documentation

[Tomasz Duszynski <tdu@semihalf.com>]

Update MRVL NET PMD documentation.

Signed-off-by: Tomasz Duszynski <tdu@semihalf.com>
Acked-by: Jianbo Liu <jianbo.liu@arm.com>
---
 doc/guides/nics/mrvl.rst | 69 +++++++++++++++++++++++++++++++-----------------
 1 file changed, 45 insertions(+), 24 deletions(-)

diff --git a/doc/guides/nics/mrvl.rst b/doc/guides/nics/mrvl.rst
index fbfdf47..67b254c 100644
--- a/doc/guides/nics/mrvl.rst
+++ b/doc/guides/nics/mrvl.rst
@@ -87,31 +87,40 @@ Limitations
 Prerequisites
 -------------

-- Custom Linux Kernel sources available
-  `here <https://github.com/MarvellEmbeddedProcessors/linux-marvell/tree/linux-4.4.52-armada-17.08>`__.
+- Custom Linux Kernel sources

-- Out of tree `mvpp2x_sysfs` kernel module sources available
-  `here <https://github.com/MarvellEmbeddedProcessors/mvpp2x-marvell/tree/mvpp2x-armada-17.08>`__.
+  .. code-block:: console

-- MUSDK (Marvell User-Space SDK) sources available
-  `here <https://github.com/MarvellEmbeddedProcessors/musdk-marvell/tree/musdk-armada-17.08>`__.
+     git clone https://github.com/MarvellEmbeddedProcessors/linux-marvell.git -b linux-4.4.52-armada-17.10

-    MUSDK is a light-weight library that provides direct access to Marvell's
-    PPv2 (Packet Processor v2). Alternatively prebuilt MUSDK library can be
-    requested from `Marvell Extranet <https://extranet.marvell.com>`_. Once
-    approval has been granted, library can be found by typing ``musdk`` in
-    the search box.
+- Out of tree `mvpp2x_sysfs` kernel module sources

-    MUSDK must be configured with the following features:
+  .. code-block:: console

-    .. code-block:: console
+     git clone https://github.com/MarvellEmbeddedProcessors/mvpp2x-marvell.git -b mvpp2x-armada-17.10

-       --enable-bpool-dma=64
+- MUSDK (Marvell User-Space SDK) sources
+
+  .. code-block:: console
+
+     git clone https://github.com/MarvellEmbeddedProcessors/musdk-marvell.git -b musdk-armada-17.10
+
+  MUSDK is a light-weight library that provides direct access to Marvell's
+  PPv2 (Packet Processor v2). Alternatively prebuilt MUSDK library can be
+  requested from `Marvell Extranet <https://extranet.marvell.com>`_. Once
+  approval has been granted, library can be found by typing ``musdk`` in
+  the search box.
+
+  MUSDK must be configured with the following features:
+
+  .. code-block:: console
+
+     --enable-bpool-dma=64

 - DPDK environment

-    Follow the DPDK :ref:`Getting Started Guide for Linux <linux_gsg>` to setup
-    DPDK environment.
+  Follow the DPDK :ref:`Getting Started Guide for Linux <linux_gsg>` to setup
+  DPDK environment.


 Config File Options
@@ -123,11 +132,6 @@ The following options can be modified in the ``config`` file.

     Toggle compilation of the librte_pmd_mrvl driver.

-- ``CONFIG_RTE_MRVL_MUSDK_DMA_MEMSIZE`` (default ``41943040``)
-
-    Size in bytes of the contiguous memory region that MUSDK will allocate
-    for run-time DMA-able data buffers.
-

 QoS Configuration
 -----------------
@@ -142,7 +146,7 @@ Configuration syntax

    [port <portnum> default]
    default_tc = <default_tc>
-   qos_mode = <qos_priority>
+   mapping_priority = <mapping_priority>

    [port <portnum> tc <traffic_class>]
    rxq = <rx_queue_list>
@@ -160,7 +164,7 @@ Where:

 - ``<default_tc>``: Default traffic class (e.g. 0)

-- ``<qos_priority>``: QoS priority for mapping (`ip`, `vlan`, `ip/vlan` or `vlan/ip`).
+- ``<mapping_priority>``: QoS priority for mapping (`ip`, `vlan`, `ip/vlan` or `vlan/ip`).

 - ``<traffic_class>``: Traffic Class to be configured.

@@ -218,9 +222,26 @@ Building DPDK
 Driver needs precompiled MUSDK library during compilation. Please consult
 ``doc/musdk_get_started.txt`` for the detailed build instructions.

+.. code-block:: console
+
+   export CROSS_COMPILE=<toolchain>/bin/aarch64-linux-gnu-
+   ./bootstrap
+   ./configure --enable-bpool-dma=64
+   make install
+
+MUSDK will be installed to `usr/local` under current directory.
+For the detailed build instructions please consult ``doc/musdk_get_started.txt``.
+
 Before the DPDK build process the environmental variable ``LIBMUSDK_PATH`` with
 the path to the MUSDK installation directory needs to be exported.

+.. code-block:: console
+
+   export LIBMUSDK_PATH=<musdk>/usr/local
+   export CROSS=aarch64-linux-gnu-
+   make config T=arm64-armv8a-linuxapp-gcc
+   sed -ri 's,(MRVL_PMD=)n,\1y,' build/.config
+   make

 Usage Example
 -------------
@@ -242,7 +263,7 @@ Additionally interfaces used by DPDK application need to be put up:
 .. code-block:: console

    ip link set eth0 up
-   ip link set eth1 up
+   ip link set eth2 up

 In order to run testpmd example application following command can be used:

--
2.7.4