.. note::
The device configuration can also be done by directly interacting with the sysfs nodes.
+ An example of how this may be done can be seen in the script ``dpdk_idxd_cfg.py``
+ included in the driver source directory.
There are some mandatory configuration steps before being able to use a device with an application.
The internal engines, which do the copies or other operations,
}
+Filling an Area of Memory
+~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+The IOAT driver also has support for the ``fill`` operation, where an area
+of memory is overwritten, or filled, with a short pattern of data.
+Fill operations can be performed in much the same was as copy operations
+described above, just using the ``rte_ioat_enqueue_fill()`` function rather
+than the ``rte_ioat_enqueue_copy()`` function.
+
+
Querying Device Statistics
~~~~~~~~~~~~~~~~~~~~~~~~~~~