+/**\r
+ Converts a text device path node to Serial Attached SCSI Ex device path structure.\r
+\r
+ @param TextDeviceNode The input Text device path node.\r
+\r
+ @return A pointer to the newly-created Serial Attached SCSI Ex device path structure.\r
+\r
+**/\r
+EFI_DEVICE_PATH_PROTOCOL *\r
+DevPathFromTextSasEx (\r
+ IN CHAR16 *TextDeviceNode\r
+ )\r
+{\r
+ CHAR16 *AddressStr;\r
+ CHAR16 *LunStr;\r
+ CHAR16 *RTPStr;\r
+ CHAR16 *SASSATAStr;\r
+ CHAR16 *LocationStr;\r
+ CHAR16 *ConnectStr;\r
+ CHAR16 *DriveBayStr;\r
+ UINT16 Info;\r
+ SASEX_DEVICE_PATH *SasEx;\r
+\r
+ AddressStr = GetNextParamStr (&TextDeviceNode);\r
+ LunStr = GetNextParamStr (&TextDeviceNode);\r
+ RTPStr = GetNextParamStr (&TextDeviceNode);\r
+ SASSATAStr = GetNextParamStr (&TextDeviceNode);\r
+ LocationStr = GetNextParamStr (&TextDeviceNode);\r
+ ConnectStr = GetNextParamStr (&TextDeviceNode);\r
+ DriveBayStr = GetNextParamStr (&TextDeviceNode);\r
+ Info = 0x0000;\r
+ SasEx = (SASEX_DEVICE_PATH *) CreateDeviceNode (\r
+ MESSAGING_DEVICE_PATH,\r
+ MSG_SASEX_DP,\r
+ (UINT16) sizeof (SASEX_DEVICE_PATH)\r
+ );\r
+\r
+ Strtoi64 (AddressStr, (UINT64 *) &SasEx->SasAddress);\r
+ Strtoi64 (LunStr, (UINT64 *) &SasEx->Lun);\r
+ *(UINT64 *) &SasEx->SasAddress = SwapBytes64 (*(UINT64 *) &SasEx->SasAddress);\r
+ *(UINT64 *) &SasEx->Lun = SwapBytes64 (*(UINT64 *) &SasEx->Lun);\r
+ SasEx->RelativeTargetPort = (UINT16) Strtoi (RTPStr);\r
+ if (StrCmp (SASSATAStr, L"NoTopology") != 0) {\r
+ if (StrCmp (DriveBayStr, L"0") == 0) {\r
+ Info |= 0x0001;\r
+ } else {\r
+ Info |= 0x0002;\r
+ Info = (UINT16) (Info | (Strtoi (DriveBayStr) << 8));\r
+ }\r
+\r
+ if (StrCmp (SASSATAStr, L"SATA") == 0) {\r
+ Info |= 0x0010;\r
+ }\r
+\r
+ if (StrCmp (LocationStr, L"External") == 0) {\r
+ Info |= 0x0020;\r
+ }\r
+\r
+ if (StrCmp (ConnectStr, L"Expanded") == 0) {\r
+ Info |= 0x0040;\r
+ }\r
+ }\r
+\r
+ SasEx->DeviceTopology = Info;\r
+\r
+ return (EFI_DEVICE_PATH_PROTOCOL *) SasEx;\r
+}\r
+\r