+/**\r
+ Create a child handle for a logical block device that represents the\r
+ bytes Start to End of the Parent Block IO device.\r
+\r
+ @param[in] This Protocol instance pointer\r
+ @param[in] ParentHandle Parent Handle for new child\r
+ @param[in] ParentDiskIo Parent DiskIo interface\r
+ @param[in] ParentBlockIo Parent BlockIo interface\r
+ @param[in] ParentDevicePath Parent Device Path\r
+ @param[in] DevicePathNode Child Device Path node\r
+ @param[in] Start Start Block\r
+ @param[in] End End Block\r
+ @param[in] BlockSize Child block size\r
+ @param[in] InstallEspGuid Flag to install EFI System Partition GUID on handle\r
+\r
+ @retval EFI_SUCCESS A child handle was added\r
+ @retval other A child handle was not added\r
+\r
+**/\r