+/**\r
+ Register a PCI device so PCI configuration registers may be accessed after\r
+ SetVirtualAddressMap().\r
+\r
+ If any reserved bits in Address are set, then ASSERT().\r
+\r
+ @param Address Address that encodes the PCI Bus, Device, Function and\r
+ Register.\r
+\r
+ @retval RETURN_SUCCESS The PCI device was registered for runtime access.\r
+ @retval RETURN_UNSUPPORTED An attempt was made to call this function\r
+ after ExitBootServices().\r
+ @retval RETURN_UNSUPPORTED The resources required to access the PCI device\r
+ at runtime could not be mapped.\r
+ @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to\r
+ complete the registration.\r
+\r
+**/\r
+RETURN_STATUS\r
+EFIAPI\r
+PciSegmentRegisterForRuntimeAccess (\r
+ IN UINTN Address\r
+ )\r
+{\r
+ ASSERT_INVALID_PCI_SEGMENT_ADDRESS (Address, 0);\r
+ return RETURN_UNSUPPORTED;\r
+}\r
+\r