Index: generic/src/ddi/ddi.c
===================================================================
--- generic/src/ddi/ddi.c	(revision a9e8b391eb50bc107c79551596bd8b68710ead90)
+++ generic/src/ddi/ddi.c	(revision a98cdc75925619cf46177b7e734930398d02a8e2)
@@ -25,4 +25,13 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+ 
+/**
+ * @file	ddi.c
+ * @brief	Device Driver Interface functions.
+ *
+ * This file contains functions that comprise the Device Driver Interface.
+ * These are the functions for mapping physical memory and enabling I/O
+ * space to tasks.
  */