
{ HEADER DECK CMH$RETURN_DESCRIPTOR_DATA }

{   The purpose of this request is to return a string containing
{ the physical pp number, the channel, iou, mainframe, controller, and logical
{ unit element names, along with the vsn currently assigned with
{ the device.
{
{      CMP$RETURN_DESCRIPTOR_DATA (CHANNEL_NUMBER, IOU_NUMBER, PHYSICAL_EQUIPMENT_NUMBER
{        LOGICAL_UNIT_NUMBER, DESCRIPTOR_DATA, PP_NUMBER)
{
{ CHANNEL_NUMBER: (input) This parameter specifies the channel number of the
{      desired path.
{
{ IOU_NUMBER: (input) This parameter specifies the iou number associated with
{     the given channel number.
{
{ PHYSICAL_EQUIPMENT_NUMBER: (input) This parameter specifies the physical
{      equipment number of the desired path.
{
{ LOGICAL_UNIT_NUMBER: (input) This parameter specifies the logical unit
{      number of the desired path.
{
{ DESCRIPTOR_DATA: (output) This parameter specifies the string containing
{      the information desired.
{
{ PP_NUMBER: (output) This parameter specifies the actual physical pp number
{      of the desired path.
{
