+/**\r
+ This function is used for finding GPT partition on block device.\r
+ As follow UEFI spec we should check protective MBR first and then\r
+ try to check both primary/backup GPT structures.\r
+\r
+ @param[in] PrivateData The global memory map\r
+ @param[in] ParentBlockDevNo The parent block device\r
+\r
+ @retval TRUE New partitions are detected and logical block devices\r
+ are added to block device array\r
+ @retval FALSE No new partitions are added\r
+\r
+**/\r
+BOOLEAN\r
+FatFindGptPartitions (\r
+ IN PEI_FAT_PRIVATE_DATA *PrivateData,\r
+ IN UINTN ParentBlockDevNo\r
+ );\r
+\r