Re: [dpdk-dev] [PATCH DPDK-KMODS v2] linux/igb_uio: add compile instructions

[Ajit Khaparde <ajit.khaparde@broadcom.com>]

On Tue, Nov 24, 2020 at 5:26 AM Anatoly Burakov
<anatoly.burakov@intel.com> wrote:
>
> Currently, compilation instructions for igb_uio are missing. Add them,
> as well as a top-level INSTALL file referring users to per-OS
> subdirectories.
>
> Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
> Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

Reviewed-by: Ajit Khaparde <ajit.khaparde@broadcom.com>

> ---
>  INSTALL          |  5 +++++
>  linux/README.rst | 45 +++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 50 insertions(+)
>  create mode 100644 INSTALL
>  create mode 100644 linux/README.rst
>
> diff --git a/INSTALL b/INSTALL
> new file mode 100644
> index 0000000..f9ef15c
> --- /dev/null
> +++ b/INSTALL
> @@ -0,0 +1,5 @@
> +Installing DPDK Kernel Drivers
> +==============================
> +
> +For instructions on how to install kernel drivers for each OS, please refer to
> +the respective subdirectories' ``README`` files.
> diff --git a/linux/README.rst b/linux/README.rst
> new file mode 100644
> index 0000000..11dd501
> --- /dev/null
> +++ b/linux/README.rst
> @@ -0,0 +1,45 @@
> +Building Linux Drivers
> +======================
> +
> +Prerequisites
> +-------------
> +
> +The system must have relevant Linux kernel headers or source code installed.
> +
> +Build
> +-----
> +
> +To build ``igb_uio`` driver, simple run ``make`` command inside the
> +``igb_uio`` directory:
> +
> +.. code-block:: console
> +
> +    cd igb_uio
> +    make
> +
> +If compiling against a specific kernel source directory is required, it is
> +possible to specify the kernel source directory using the ``KSRC`` variable:
> +
> +.. code-block:: console
> +
> +    make KSRC=/path/to/custom/kernel/source
> +
> +Load the driver
> +---------------
> +
> +The ``igb_uio`` driver requires the UIO driver to be loaded beforehand (these
> +commands are to be run as ``root`` user):
> +
> +.. code-block:: console
> +
> +    modprobe uio
> +    insmod igb_uio.ko
> +
> +Clean the build directory
> +-------------------------
> +
> +To clean the build directory, the following command can be run:
> +
> +.. code-block:: console
> +
> +    make clean
> --
> 2.17.1