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Diffstat (limited to 'doc/guides/nics/ena.rst')
| -rw-r--r-- | doc/guides/nics/ena.rst | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/doc/guides/nics/ena.rst b/doc/guides/nics/ena.rst index d19912e9..695960d4 100644 --- a/doc/guides/nics/ena.rst +++ b/doc/guides/nics/ena.rst @@ -187,11 +187,20 @@ Prerequisites ------------- #. Prepare the system as recommended by DPDK suite. This includes environment - variables, hugepages configuration, tool-chains and configuration + variables, hugepages configuration, tool-chains and configuration. -#. Insert igb_uio kernel module using the command 'modprobe igb_uio' +#. ENA PMD can operate with ``vfio-pci`` or ``igb_uio`` driver. -#. Bind the intended ENA device to igb_uio module +#. Insert ``vfio-pci`` or ``igb_uio`` kernel module using the command + ``modprobe vfio-pci`` or ``modprobe igb_uio`` respectively. + +#. For ``vfio-pci`` users only: + Please make sure that ``IOMMU`` is enabled in your system, + or use ``vfio`` driver in ``noiommu`` mode:: + + echo 1 > /sys/module/vfio/parameters/enable_unsafe_noiommu_mode + +#. Bind the intended ENA device to ``vfio-pci`` or ``igb_uio`` module. At this point the system should be ready to run DPDK applications. Once the |