]> git.proxmox.com Git - mirror_edk2.git/blobdiff - ArmPlatformPkg/Bds/BootOptionSupport.c
ArmPlatformPkg: Print arguments for EFI Application
[mirror_edk2.git] / ArmPlatformPkg / Bds / BootOptionSupport.c
index a4396b5109bc01722cc448e069900789d560656f..dc70dc4a1efbd22a9a6aebc41bbddc5d43fecf05 100644 (file)
@@ -1,6 +1,6 @@
 /** @file\r
 *\r
-*  Copyright (c) 2011, ARM Limited. All rights reserved.\r
+*  Copyright (c) 2011-2014, ARM Limited. All rights reserved.\r
 *\r
 *  This program and the accompanying materials\r
 *  are licensed and made available under the terms and conditions of the BSD License\r
@@ -33,23 +33,22 @@ BdsLoadOptionFileSystemList (
 \r
 EFI_STATUS\r
 BdsLoadOptionFileSystemCreateDevicePath (\r
-  IN  BDS_SUPPORTED_DEVICE* BdsLoadOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r
-  OUT BDS_LOADER_TYPE   *BootType,\r
-  OUT UINT32      *Attributes\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **DevicePathNodes,\r
+  OUT BOOLEAN                   *RequestBootType\r
   );\r
 \r
 EFI_STATUS\r
 BdsLoadOptionFileSystemUpdateDevicePath (\r
-  IN BDS_LOAD_OPTION *BootOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r
-  OUT BDS_LOADER_TYPE *BootType,\r
-  OUT UINT32 *Attributes\r
+  IN EFI_DEVICE_PATH            *OldDevicePath,\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **NewDevicePath,\r
+  OUT BOOLEAN                   *RequestBootType\r
   );\r
 \r
 BOOLEAN\r
 BdsLoadOptionFileSystemIsSupported (\r
-  IN BDS_LOAD_OPTION* BdsLoadOption\r
+  IN  EFI_DEVICE_PATH           *DevicePath\r
   );\r
 \r
 EFI_STATUS\r
@@ -59,23 +58,22 @@ BdsLoadOptionMemMapList (
 \r
 EFI_STATUS\r
 BdsLoadOptionMemMapCreateDevicePath (\r
-  IN  BDS_SUPPORTED_DEVICE* BdsLoadOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r
-  OUT BDS_LOADER_TYPE   *BootType,\r
-  OUT UINT32      *Attributes\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **DevicePathNodes,\r
+  OUT BOOLEAN                   *RequestBootType\r
   );\r
 \r
 EFI_STATUS\r
 BdsLoadOptionMemMapUpdateDevicePath (\r
-  IN BDS_LOAD_OPTION *BootOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r
-  OUT BDS_LOADER_TYPE *BootType,\r
-  OUT UINT32 *Attributes\r
+  IN EFI_DEVICE_PATH            *OldDevicePath,\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **NewDevicePath,\r
+  OUT BOOLEAN                   *RequestBootType\r
   );\r
 \r
 BOOLEAN\r
 BdsLoadOptionMemMapIsSupported (\r
-  IN BDS_LOAD_OPTION* BdsLoadOption\r
+  IN  EFI_DEVICE_PATH           *DevicePath\r
   );\r
 \r
 EFI_STATUS\r
@@ -85,23 +83,22 @@ BdsLoadOptionPxeList (
 \r
 EFI_STATUS\r
 BdsLoadOptionPxeCreateDevicePath (\r
-  IN  BDS_SUPPORTED_DEVICE* BdsLoadOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r
-  OUT BDS_LOADER_TYPE   *BootType,\r
-  OUT UINT32      *Attributes\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **DevicePathNodes,\r
+  OUT BOOLEAN                   *RequestBootType\r
   );\r
 \r
 EFI_STATUS\r
 BdsLoadOptionPxeUpdateDevicePath (\r
-  IN BDS_LOAD_OPTION *BootOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r
-  OUT BDS_LOADER_TYPE *BootType,\r
-  OUT UINT32 *Attributes\r
+  IN EFI_DEVICE_PATH            *OldDevicePath,\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **NewDevicePath,\r
+  OUT BOOLEAN                   *RequestBootType\r
   );\r
 \r
 BOOLEAN\r
 BdsLoadOptionPxeIsSupported (\r
-  IN BDS_LOAD_OPTION* BdsLoadOption\r
+  IN  EFI_DEVICE_PATH           *DevicePath\r
   );\r
 \r
 EFI_STATUS\r
@@ -111,54 +108,53 @@ BdsLoadOptionTftpList (
 \r
 EFI_STATUS\r
 BdsLoadOptionTftpCreateDevicePath (\r
-  IN  BDS_SUPPORTED_DEVICE* BdsLoadOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r
-  OUT BDS_LOADER_TYPE   *BootType,\r
-  OUT UINT32      *Attributes\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **DevicePathNodes,\r
+  OUT BOOLEAN                   *RequestBootType\r
   );\r
 \r
 EFI_STATUS\r
 BdsLoadOptionTftpUpdateDevicePath (\r
-  IN BDS_LOAD_OPTION *BootOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r
-  OUT BDS_LOADER_TYPE *BootType,\r
-  OUT UINT32 *Attributes\r
+  IN EFI_DEVICE_PATH            *OldDevicePath,\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **NewDevicePath,\r
+  OUT BOOLEAN                   *RequestBootType\r
   );\r
 \r
 BOOLEAN\r
 BdsLoadOptionTftpIsSupported (\r
-  IN BDS_LOAD_OPTION* BdsLoadOption\r
+  IN  EFI_DEVICE_PATH           *DevicePath\r
   );\r
 \r
 BDS_LOAD_OPTION_SUPPORT BdsLoadOptionSupportList[] = {\r
-    {\r
-        BDS_DEVICE_FILESYSTEM,\r
-        BdsLoadOptionFileSystemList,\r
-        BdsLoadOptionFileSystemIsSupported,\r
-        BdsLoadOptionFileSystemCreateDevicePath,\r
-        BdsLoadOptionFileSystemUpdateDevicePath\r
-    },\r
-    {\r
-        BDS_DEVICE_MEMMAP,\r
-        BdsLoadOptionMemMapList,\r
-        BdsLoadOptionMemMapIsSupported,\r
-        BdsLoadOptionMemMapCreateDevicePath,\r
-        BdsLoadOptionMemMapUpdateDevicePath\r
-    },\r
-    {\r
-        BDS_DEVICE_PXE,\r
-        BdsLoadOptionPxeList,\r
-        BdsLoadOptionPxeIsSupported,\r
-        BdsLoadOptionPxeCreateDevicePath,\r
-        BdsLoadOptionPxeUpdateDevicePath\r
-    },\r
-    {\r
-        BDS_DEVICE_TFTP,\r
-        BdsLoadOptionTftpList,\r
-        BdsLoadOptionTftpIsSupported,\r
-        BdsLoadOptionTftpCreateDevicePath,\r
-        BdsLoadOptionTftpUpdateDevicePath\r
-    }\r
+  {\r
+    BDS_DEVICE_FILESYSTEM,\r
+    BdsLoadOptionFileSystemList,\r
+    BdsLoadOptionFileSystemIsSupported,\r
+    BdsLoadOptionFileSystemCreateDevicePath,\r
+    BdsLoadOptionFileSystemUpdateDevicePath\r
+  },\r
+  {\r
+    BDS_DEVICE_MEMMAP,\r
+    BdsLoadOptionMemMapList,\r
+    BdsLoadOptionMemMapIsSupported,\r
+    BdsLoadOptionMemMapCreateDevicePath,\r
+    BdsLoadOptionMemMapUpdateDevicePath\r
+  },\r
+  {\r
+    BDS_DEVICE_PXE,\r
+    BdsLoadOptionPxeList,\r
+    BdsLoadOptionPxeIsSupported,\r
+    BdsLoadOptionPxeCreateDevicePath,\r
+    BdsLoadOptionPxeUpdateDevicePath\r
+  },\r
+  {\r
+    BDS_DEVICE_TFTP,\r
+    BdsLoadOptionTftpList,\r
+    BdsLoadOptionTftpIsSupported,\r
+    BdsLoadOptionTftpCreateDevicePath,\r
+    BdsLoadOptionTftpUpdateDevicePath\r
+  }\r
 };\r
 \r
 EFI_STATUS\r
@@ -172,7 +168,7 @@ BootDeviceListSupportedInit (
   InitializeListHead (SupportedDeviceList);\r
 \r
   for (Index = 0; Index < BDS_DEVICE_MAX; Index++) {\r
-    BdsLoadOptionSupportList[Index].ListDevices(SupportedDeviceList);\r
+    BdsLoadOptionSupportList[Index].ListDevices (SupportedDeviceList);\r
   }\r
 \r
   return EFI_SUCCESS;\r
@@ -180,7 +176,8 @@ BootDeviceListSupportedInit (
 \r
 EFI_STATUS\r
 BootDeviceListSupportedFree (\r
-  IN LIST_ENTRY *SupportedDeviceList\r
+  IN LIST_ENTRY *SupportedDeviceList,\r
+  IN BDS_SUPPORTED_DEVICE *Except\r
   )\r
 {\r
   LIST_ENTRY  *Entry;\r
@@ -190,7 +187,9 @@ BootDeviceListSupportedFree (
   while (Entry != SupportedDeviceList) {\r
     SupportedDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);\r
     Entry = RemoveEntryList (Entry);\r
-    FreePool(SupportedDevice);\r
+    if (SupportedDevice != Except) {\r
+      FreePool (SupportedDevice);\r
+    }\r
   }\r
 \r
   return EFI_SUCCESS;\r
@@ -198,15 +197,15 @@ BootDeviceListSupportedFree (
 \r
 EFI_STATUS\r
 BootDeviceGetDeviceSupport (\r
-  IN  BDS_LOAD_OPTION *BootOption,\r
-  OUT BDS_LOAD_OPTION_SUPPORT**  DeviceSupport\r
+  IN  EFI_DEVICE_PATH           *DevicePath,\r
+  OUT BDS_LOAD_OPTION_SUPPORT   **DeviceSupport\r
   )\r
 {\r
   UINTN Index;\r
 \r
   // Find which supported device is the most appropriate\r
   for (Index = 0; Index < BDS_DEVICE_MAX; Index++) {\r
-    if (BdsLoadOptionSupportList[Index].IsSupported(BootOption)) {\r
+    if (BdsLoadOptionSupportList[Index].IsSupported (DevicePath)) {\r
       *DeviceSupport = &BdsLoadOptionSupportList[Index];\r
       return EFI_SUCCESS;\r
     }\r
@@ -215,18 +214,44 @@ BootDeviceGetDeviceSupport (
   return EFI_UNSUPPORTED;\r
 }\r
 \r
-STATIC\r
 EFI_STATUS\r
 BootDeviceGetType (\r
-  IN  CHAR16* FileName,\r
-  OUT BDS_LOADER_TYPE *BootType,\r
+  IN  EFI_DEVICE_PATH* DevicePath,\r
+  OUT ARM_BDS_LOADER_TYPE *BootType,\r
   OUT UINT32 *Attributes\r
   )\r
 {\r
-  EFI_STATUS Status;\r
-  BOOLEAN IsEfiApp;\r
-  BOOLEAN IsBootLoader;\r
-  BOOLEAN     HasFDTSupport;\r
+  EFI_STATUS              Status;\r
+  BOOLEAN                 IsEfiApp;\r
+  BOOLEAN                 IsBootLoader;\r
+  BOOLEAN                 HasFDTSupport;\r
+  CHAR16*                 FileName;\r
+  EFI_DEVICE_PATH*        PrevDevicePathNode;\r
+  EFI_DEVICE_PATH*        DevicePathNode;\r
+  EFI_PHYSICAL_ADDRESS    Image;\r
+  UINTN                   FileSize;\r
+  EFI_IMAGE_DOS_HEADER*   DosHeader;\r
+  UINTN                   PeCoffHeaderOffset;\r
+  EFI_IMAGE_NT_HEADERS32* NtHeader;\r
+\r
+  //\r
+  // Check if the last node of the device path is a FilePath node\r
+  //\r
+  PrevDevicePathNode = NULL;\r
+  DevicePathNode = DevicePath;\r
+  while ((DevicePathNode != NULL) && !IsDevicePathEnd (DevicePathNode)) {\r
+    PrevDevicePathNode = DevicePathNode;\r
+    DevicePathNode = NextDevicePathNode (DevicePathNode);\r
+  }\r
+\r
+  if ((PrevDevicePathNode != NULL) &&\r
+      (PrevDevicePathNode->Type == MEDIA_DEVICE_PATH) &&\r
+      (PrevDevicePathNode->SubType == MEDIA_FILEPATH_DP))\r
+  {\r
+    FileName = ((FILEPATH_DEVICE_PATH*)PrevDevicePathNode)->PathName;\r
+  } else {\r
+    FileName = NULL;\r
+  }\r
 \r
   if (FileName == NULL) {\r
     Print(L"Is an EFI Application? ");\r
@@ -237,7 +262,41 @@ BootDeviceGetType (
   } else if (HasFilePathEfiExtension(FileName)) {\r
     IsEfiApp = TRUE;\r
   } else {\r
-    IsEfiApp = FALSE;\r
+    // Check if the file exist\r
+    Status = BdsLoadImage (DevicePath, AllocateAnyPages, &Image, &FileSize);\r
+    if (!EFI_ERROR (Status)) {\r
+\r
+      DosHeader = (EFI_IMAGE_DOS_HEADER *)(UINTN) Image;\r
+      if (DosHeader->e_magic == EFI_IMAGE_DOS_SIGNATURE) {\r
+        //\r
+        // DOS image header is present,\r
+        // so read the PE header after the DOS image header.\r
+        //\r
+        PeCoffHeaderOffset = DosHeader->e_lfanew;\r
+      } else {\r
+        PeCoffHeaderOffset = 0;\r
+      }\r
+\r
+      //\r
+      // Check PE/COFF image.\r
+      //\r
+      NtHeader = (EFI_IMAGE_NT_HEADERS32 *)(UINTN) (Image + PeCoffHeaderOffset);\r
+      if (NtHeader->Signature != EFI_IMAGE_NT_SIGNATURE) {\r
+        IsEfiApp = FALSE;\r
+      } else {\r
+        IsEfiApp = TRUE;\r
+      }\r
+\r
+      // Free memory\r
+      gBS->FreePages (Image, EFI_SIZE_TO_PAGES(FileSize));\r
+    } else {\r
+      // If we did not manage to open it then ask for the type\r
+      Print(L"Is an EFI Application? ");\r
+      Status = GetHIInputBoolean (&IsEfiApp);\r
+      if (EFI_ERROR(Status)) {\r
+        return EFI_ABORTED;\r
+      }\r
+    }\r
   }\r
 \r
   if (IsEfiApp) {\r
@@ -292,7 +351,7 @@ BdsLoadOptionFileSystemList (
     Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePathProtocol);\r
     if (!EFI_ERROR(Status)) {\r
       // Allocate BDS Supported Device structure\r
-      SupportedDevice = (BDS_SUPPORTED_DEVICE*)AllocatePool(sizeof(BDS_SUPPORTED_DEVICE));\r
+      SupportedDevice = (BDS_SUPPORTED_DEVICE*)AllocatePool (sizeof(BDS_SUPPORTED_DEVICE));\r
 \r
       FileProtocol = NULL;\r
       Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiSimpleFileSystemProtocolGuid, (VOID **)&FileProtocol);\r
@@ -324,77 +383,71 @@ BdsLoadOptionFileSystemList (
 \r
 EFI_STATUS\r
 BdsLoadOptionFileSystemCreateDevicePath (\r
-  IN  BDS_SUPPORTED_DEVICE* BdsLoadOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r
-  OUT BDS_LOADER_TYPE   *BootType,\r
-  OUT UINT32      *Attributes\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **DevicePathNodes,\r
+  OUT BOOLEAN                   *RequestBootType\r
   )\r
 {\r
   EFI_STATUS  Status;\r
   FILEPATH_DEVICE_PATH* FilePathDevicePath;\r
-  CHAR8       AsciiBootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r
-  CHAR16      *BootFilePath;\r
+  CHAR16      BootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r
   UINTN       BootFilePathSize;\r
 \r
-  Print(L"File path of the EFI Application or the kernel: ");\r
-  Status = GetHIInputAscii (AsciiBootFilePath,BOOT_DEVICE_FILEPATH_MAX);\r
+  Print(L"File path of the %s: ", FileName);\r
+  Status = GetHIInputStr (BootFilePath, BOOT_DEVICE_FILEPATH_MAX);\r
   if (EFI_ERROR(Status)) {\r
     return EFI_ABORTED;\r
   }\r
 \r
-  // Convert Ascii into Unicode\r
-  BootFilePath = (CHAR16*)AllocatePool(AsciiStrSize(AsciiBootFilePath) * sizeof(CHAR16));\r
-  AsciiStrToUnicodeStr (AsciiBootFilePath, BootFilePath);\r
-  BootFilePathSize = StrSize(BootFilePath);\r
+  BootFilePathSize = StrSize (BootFilePath);\r
+  if (BootFilePathSize == 2) {\r
+    *DevicePathNodes = NULL;\r
+    return EFI_NOT_FOUND;\r
+  }\r
 \r
   // Create the FilePath Device Path node\r
-  FilePathDevicePath = (FILEPATH_DEVICE_PATH*)AllocatePool(SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r
+  FilePathDevicePath = (FILEPATH_DEVICE_PATH*)AllocatePool(SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize + END_DEVICE_PATH_LENGTH);\r
   FilePathDevicePath->Header.Type = MEDIA_DEVICE_PATH;\r
   FilePathDevicePath->Header.SubType = MEDIA_FILEPATH_DP;\r
   SetDevicePathNodeLength (FilePathDevicePath, SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r
   CopyMem (FilePathDevicePath->PathName, BootFilePath, BootFilePathSize);\r
-  FreePool (BootFilePath);\r
-\r
-  Status = BootDeviceGetType (FilePathDevicePath->PathName, BootType, Attributes);\r
-  if (EFI_ERROR(Status)) {\r
-    FreePool (FilePathDevicePath);\r
-  } else {\r
-    *DevicePathNode = (EFI_DEVICE_PATH_PROTOCOL*)FilePathDevicePath;\r
-  }\r
+  SetDevicePathEndNode ((VOID*)((UINTN)FilePathDevicePath + SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize));\r
+  *DevicePathNodes = (EFI_DEVICE_PATH_PROTOCOL*)FilePathDevicePath;\r
 \r
   return Status;\r
 }\r
 \r
 EFI_STATUS\r
 BdsLoadOptionFileSystemUpdateDevicePath (\r
-  IN BDS_LOAD_OPTION *BootOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r
-  OUT BDS_LOADER_TYPE *BootType,\r
-  OUT UINT32 *Attributes\r
+  IN EFI_DEVICE_PATH            *OldDevicePath,\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **NewDevicePath,\r
+  OUT BOOLEAN                   *RequestBootType\r
   )\r
 {\r
   EFI_STATUS  Status;\r
-  CHAR8       AsciiBootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r
-  CHAR16      *BootFilePath;\r
+  CHAR16      BootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r
   UINTN       BootFilePathSize;\r
   FILEPATH_DEVICE_PATH* EndingDevicePath;\r
   FILEPATH_DEVICE_PATH* FilePathDevicePath;\r
   EFI_DEVICE_PATH*  DevicePath;\r
 \r
-  DevicePath = DuplicateDevicePath (BootOption->FilePathList);\r
-  EndingDevicePath = (FILEPATH_DEVICE_PATH*)GetLastDevicePathNode (DevicePath);\r
+  DevicePath = DuplicateDevicePath (OldDevicePath);\r
 \r
-  Print(L"File path of the EFI Application or the kernel: ");\r
-  UnicodeStrToAsciiStr (EndingDevicePath->PathName,AsciiBootFilePath);\r
-  Status = EditHIInputAscii (AsciiBootFilePath,BOOT_DEVICE_FILEPATH_MAX);\r
+  EndingDevicePath = (FILEPATH_DEVICE_PATH*)GetLastDevicePathNode (DevicePath);\r
\r
+  Print(L"File path of the %s: ", FileName);\r
+  StrnCpy (BootFilePath, EndingDevicePath->PathName, BOOT_DEVICE_FILEPATH_MAX);\r
+  Status = EditHIInputStr (BootFilePath, BOOT_DEVICE_FILEPATH_MAX);\r
   if (EFI_ERROR(Status)) {\r
     return Status;\r
   }\r
 \r
-  // Convert Ascii into Unicode\r
-  BootFilePath = (CHAR16*)AllocatePool(AsciiStrSize(AsciiBootFilePath) * sizeof(CHAR16));\r
-  AsciiStrToUnicodeStr (AsciiBootFilePath, BootFilePath);\r
   BootFilePathSize = StrSize(BootFilePath);\r
+  if (BootFilePathSize == 2) {\r
+    *NewDevicePath = NULL;\r
+    return EFI_NOT_FOUND;\r
+  }\r
 \r
   // Create the FilePath Device Path node\r
   FilePathDevicePath = (FILEPATH_DEVICE_PATH*)AllocatePool(SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r
@@ -402,24 +455,23 @@ BdsLoadOptionFileSystemUpdateDevicePath (
   FilePathDevicePath->Header.SubType = MEDIA_FILEPATH_DP;\r
   SetDevicePathNodeLength (FilePathDevicePath, SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r
   CopyMem (FilePathDevicePath->PathName, BootFilePath, BootFilePathSize);\r
-  FreePool (BootFilePath);\r
 \r
   // Generate the new Device Path by replacing the last node by the updated node\r
   SetDevicePathEndNode (EndingDevicePath);\r
   *NewDevicePath = AppendDevicePathNode (DevicePath, (CONST EFI_DEVICE_PATH_PROTOCOL *)FilePathDevicePath);\r
   FreePool(DevicePath);\r
 \r
-  return BootDeviceGetType (FilePathDevicePath->PathName, BootType, Attributes);\r
+  return EFI_SUCCESS;\r
 }\r
 \r
 BOOLEAN\r
 BdsLoadOptionFileSystemIsSupported (\r
-  IN BDS_LOAD_OPTION* BdsLoadOption\r
+  IN  EFI_DEVICE_PATH           *DevicePath\r
   )\r
 {\r
   EFI_DEVICE_PATH*  DevicePathNode;\r
 \r
-  DevicePathNode = GetLastDevicePathNode (BdsLoadOption->FilePathList);\r
+  DevicePathNode = GetLastDevicePathNode (DevicePath);\r
 \r
   return IS_DEVICE_PATH_NODE(DevicePathNode,MEDIA_DEVICE_PATH,MEDIA_FILEPATH_DP);\r
 }\r
@@ -518,82 +570,78 @@ BdsLoadOptionMemMapList (
 \r
 EFI_STATUS\r
 BdsLoadOptionMemMapCreateDevicePath (\r
-  IN  BDS_SUPPORTED_DEVICE* BdsLoadOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r
-  OUT BDS_LOADER_TYPE   *BootType,\r
-  OUT UINT32      *Attributes\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **DevicePathNodes,\r
+  OUT BOOLEAN                   *RequestBootType\r
   )\r
 {\r
-  EFI_STATUS  Status;\r
-  MEMMAP_DEVICE_PATHMemMapDevicePath;\r
-  CHAR8       AsciiStartingAddress[BOOT_DEVICE_ADDRESS_MAX];\r
-  CHAR8       AsciiEndingAddress[BOOT_DEVICE_ADDRESS_MAX];\r
+  EFI_STATUS              Status;\r
+  MEMMAP_DEVICE_PATH      *MemMapDevicePath;\r
+  CHAR16                  StrStartingAddress[BOOT_DEVICE_ADDRESS_MAX];\r
+  CHAR16                  StrEndingAddress[BOOT_DEVICE_ADDRESS_MAX];\r
 \r
-  Print(L"Starting Address of the binary: ");\r
-  Status = GetHIInputAscii (AsciiStartingAddress,BOOT_DEVICE_ADDRESS_MAX);\r
+  Print(L"Starting Address of the %s: ", FileName);\r
+  Status = GetHIInputStr (StrStartingAddress, BOOT_DEVICE_ADDRESS_MAX);\r
   if (EFI_ERROR(Status)) {\r
     return EFI_ABORTED;\r
   }\r
 \r
-  Print(L"Ending Address of the binary: ");\r
-  Status = GetHIInputAscii (AsciiEndingAddress,BOOT_DEVICE_ADDRESS_MAX);\r
+  Print(L"Ending Address of the %s: ", FileName);\r
+  Status = GetHIInputStr (StrEndingAddress, BOOT_DEVICE_ADDRESS_MAX);\r
   if (EFI_ERROR(Status)) {\r
     return EFI_ABORTED;\r
   }\r
 \r
   // Create the MemMap Device Path Node\r
-  MemMapDevicePath = (MEMMAP_DEVICE_PATH*)AllocatePool(sizeof(MEMMAP_DEVICE_PATH));\r
+  MemMapDevicePath = (MEMMAP_DEVICE_PATH*)AllocatePool (sizeof(MEMMAP_DEVICE_PATH) + END_DEVICE_PATH_LENGTH);\r
   MemMapDevicePath->Header.Type = HARDWARE_DEVICE_PATH;\r
   MemMapDevicePath->Header.SubType = HW_MEMMAP_DP;\r
+  SetDevicePathNodeLength (MemMapDevicePath, sizeof(MEMMAP_DEVICE_PATH));\r
   MemMapDevicePath->MemoryType = EfiBootServicesData;\r
-  MemMapDevicePath->StartingAddress = AsciiStrHexToUint64 (AsciiStartingAddress);\r
-  MemMapDevicePath->EndingAddress = AsciiStrHexToUint64 (AsciiEndingAddress);\r
+  MemMapDevicePath->StartingAddress = StrHexToUint64 (StrStartingAddress);\r
+  MemMapDevicePath->EndingAddress = StrHexToUint64 (StrEndingAddress);\r
 \r
-  Status = BootDeviceGetType (NULL, BootType, Attributes);\r
-  if (EFI_ERROR(Status)) {\r
-    FreePool (MemMapDevicePath);\r
-  } else {\r
-    *DevicePathNode = (EFI_DEVICE_PATH_PROTOCOL*)MemMapDevicePath;\r
-  }\r
+  // Set a Device Path End Node after the Memory Map Device Path Node\r
+  SetDevicePathEndNode (MemMapDevicePath + 1);\r
+  *DevicePathNodes = (EFI_DEVICE_PATH_PROTOCOL*)MemMapDevicePath;\r
 \r
   return Status;\r
 }\r
 \r
 EFI_STATUS\r
 BdsLoadOptionMemMapUpdateDevicePath (\r
-  IN BDS_LOAD_OPTION *BootOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r
-  OUT BDS_LOADER_TYPE *BootType,\r
-  OUT UINT32 *Attributes\r
+  IN EFI_DEVICE_PATH            *OldDevicePath,\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **NewDevicePath,\r
+  OUT BOOLEAN                   *RequestBootType\r
   )\r
 {\r
   EFI_STATUS          Status;\r
-  CHAR8               AsciiStartingAddress[BOOT_DEVICE_ADDRESS_MAX];\r
-  CHAR8               AsciiEndingAddress[BOOT_DEVICE_ADDRESS_MAX];\r
+  CHAR16              StrStartingAddress[BOOT_DEVICE_ADDRESS_MAX];\r
+  CHAR16              StrEndingAddress[BOOT_DEVICE_ADDRESS_MAX];\r
   MEMMAP_DEVICE_PATH* EndingDevicePath;\r
   EFI_DEVICE_PATH*    DevicePath;\r
 \r
-  DevicePath = DuplicateDevicePath (BootOption->FilePathList);\r
+  DevicePath = DuplicateDevicePath (OldDevicePath);\r
   EndingDevicePath = (MEMMAP_DEVICE_PATH*)GetLastDevicePathNode (DevicePath);\r
 \r
-  Print(L"Starting Address of the binary: ");\r
-  AsciiSPrint (AsciiStartingAddress,BOOT_DEVICE_ADDRESS_MAX,"0x%X",(UINTN)EndingDevicePath->StartingAddress);\r
-  Status = EditHIInputAscii (AsciiStartingAddress,BOOT_DEVICE_ADDRESS_MAX);\r
+  Print(L"Starting Address of the %s: ", FileName);\r
+  UnicodeSPrint (StrStartingAddress, BOOT_DEVICE_ADDRESS_MAX, L"0x%X", (UINTN)EndingDevicePath->StartingAddress);\r
+  Status = EditHIInputStr (StrStartingAddress, BOOT_DEVICE_ADDRESS_MAX);\r
   if (EFI_ERROR(Status)) {\r
     return EFI_ABORTED;\r
   }\r
 \r
-  Print(L"Ending Address of the binary: ");\r
-  AsciiSPrint (AsciiEndingAddress,BOOT_DEVICE_ADDRESS_MAX,"0x%X",(UINTN)EndingDevicePath->EndingAddress);\r
-  Status = EditHIInputAscii (AsciiEndingAddress,BOOT_DEVICE_ADDRESS_MAX);\r
+  Print(L"Ending Address of the %s: ", FileName);\r
+  UnicodeSPrint (StrEndingAddress, BOOT_DEVICE_ADDRESS_MAX, L"0x%X", (UINTN)EndingDevicePath->EndingAddress);\r
+  Status = EditHIInputStr (StrEndingAddress, BOOT_DEVICE_ADDRESS_MAX);\r
   if (EFI_ERROR(Status)) {\r
     return EFI_ABORTED;\r
   }\r
 \r
-  EndingDevicePath->StartingAddress = AsciiStrHexToUint64 (AsciiStartingAddress);\r
-  EndingDevicePath->EndingAddress = AsciiStrHexToUint64 (AsciiEndingAddress);\r
+  EndingDevicePath->StartingAddress = StrHexToUint64 (StrStartingAddress);\r
+  EndingDevicePath->EndingAddress = StrHexToUint64 (StrEndingAddress);\r
 \r
-  Status = BootDeviceGetType (NULL, BootType, Attributes);\r
   if (EFI_ERROR(Status)) {\r
     FreePool(DevicePath);\r
   } else {\r
@@ -605,12 +653,12 @@ BdsLoadOptionMemMapUpdateDevicePath (
 \r
 BOOLEAN\r
 BdsLoadOptionMemMapIsSupported (\r
-  IN BDS_LOAD_OPTION* BdsLoadOption\r
+  IN  EFI_DEVICE_PATH           *DevicePath\r
   )\r
 {\r
   EFI_DEVICE_PATH*  DevicePathNode;\r
 \r
-  DevicePathNode = GetLastDevicePathNode (BdsLoadOption->FilePathList);\r
+  DevicePathNode = GetLastDevicePathNode (DevicePath);\r
 \r
   return IS_DEVICE_PATH_NODE(DevicePathNode,HARDWARE_DEVICE_PATH,HW_MEMMAP_DP);\r
 }\r
@@ -665,33 +713,35 @@ BdsLoadOptionPxeList (
 \r
 EFI_STATUS\r
 BdsLoadOptionPxeCreateDevicePath (\r
-  IN  BDS_SUPPORTED_DEVICE* BdsLoadOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r
-  OUT BDS_LOADER_TYPE   *BootType,\r
-  OUT UINT32      *Attributes\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **DevicePathNodes,\r
+  OUT BOOLEAN                   *RequestBootType\r
   )\r
 {\r
-  *DevicePathNode = (EFI_DEVICE_PATH_PROTOCOL *) AllocatePool (END_DEVICE_PATH_LENGTH);\r
-  SetDevicePathEndNode (*DevicePathNode);\r
-  *BootType = BDS_LOADER_EFI_APPLICATION;\r
+  *DevicePathNodes = (EFI_DEVICE_PATH_PROTOCOL *) AllocatePool (END_DEVICE_PATH_LENGTH);\r
+  SetDevicePathEndNode (*DevicePathNodes);\r
+\r
+  if (RequestBootType) {\r
+    *RequestBootType = FALSE;\r
+  }\r
   return EFI_SUCCESS;\r
 }\r
 \r
 EFI_STATUS\r
 BdsLoadOptionPxeUpdateDevicePath (\r
-  IN BDS_LOAD_OPTION *BootOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r
-  OUT BDS_LOADER_TYPE *BootType,\r
-  OUT UINT32 *Attributes\r
+  IN EFI_DEVICE_PATH            *OldDevicePath,\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **NewDevicePath,\r
+  OUT BOOLEAN                   *RequestBootType\r
   )\r
 {\r
   ASSERT (0);\r
-  return EFI_SUCCESS;\r
+  return EFI_UNSUPPORTED;\r
 }\r
 \r
 BOOLEAN\r
 BdsLoadOptionPxeIsSupported (\r
-  IN BDS_LOAD_OPTION* BdsLoadOption\r
+  IN  EFI_DEVICE_PATH           *DevicePath\r
   )\r
 {\r
   EFI_STATUS  Status;\r
@@ -699,7 +749,7 @@ BdsLoadOptionPxeIsSupported (
   EFI_DEVICE_PATH_PROTOCOL  *RemainingDevicePath;\r
   EFI_PXE_BASE_CODE_PROTOCOL  *PxeBcProtocol;\r
 \r
-  Status = BdsConnectDevicePath (BdsLoadOption->FilePathList, &Handle, &RemainingDevicePath);\r
+  Status = BdsConnectDevicePath (DevicePath, &Handle, &RemainingDevicePath);\r
   if (EFI_ERROR(Status)) {\r
     return FALSE;\r
   }\r
@@ -752,7 +802,7 @@ BdsLoadOptionTftpList (
         Status = GenerateDeviceDescriptionName (HandleBuffer[Index], DeviceDescription);\r
         ASSERT_EFI_ERROR (Status);\r
       }\r
-      UnicodeSPrint (SupportedDevice->Description,BOOT_DEVICE_DESCRIPTION_MAX,L"TFP on %s",DeviceDescription);\r
+      UnicodeSPrint (SupportedDevice->Description,BOOT_DEVICE_DESCRIPTION_MAX,L"TFTP on %s",DeviceDescription);\r
 \r
       SupportedDevice->DevicePathProtocol = DevicePathProtocol;\r
       SupportedDevice->Support = &BdsLoadOptionSupportList[BDS_DEVICE_TFTP];\r
@@ -766,10 +816,9 @@ BdsLoadOptionTftpList (
 \r
 EFI_STATUS\r
 BdsLoadOptionTftpCreateDevicePath (\r
-  IN  BDS_SUPPORTED_DEVICE* BdsLoadOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r
-  OUT BDS_LOADER_TYPE   *BootType,\r
-  OUT UINT32      *Attributes\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **DevicePathNodes,\r
+  OUT BOOLEAN                   *RequestBootType\r
   )\r
 {\r
   EFI_STATUS    Status;\r
@@ -778,8 +827,7 @@ BdsLoadOptionTftpCreateDevicePath (
   EFI_IP_ADDRESS  RemoteIp;\r
   IPv4_DEVICE_PATH*   IPv4DevicePathNode;\r
   FILEPATH_DEVICE_PATH* FilePathDevicePath;\r
-  CHAR8       AsciiBootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r
-  CHAR16*     BootFilePath;\r
+  CHAR16      BootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r
   UINTN       BootFilePathSize;\r
 \r
   Print(L"Get the IP address from DHCP: ");\r
@@ -802,19 +850,19 @@ BdsLoadOptionTftpCreateDevicePath (
     return EFI_ABORTED;\r
   }\r
 \r
-  Print(L"File path of the EFI Application or the kernel: ");\r
-  Status = GetHIInputAscii (AsciiBootFilePath,BOOT_DEVICE_FILEPATH_MAX);\r
+  Print(L"File path of the %s : ", FileName);\r
+  Status = GetHIInputStr (BootFilePath, BOOT_DEVICE_FILEPATH_MAX);\r
   if (EFI_ERROR(Status)) {\r
     return EFI_ABORTED;\r
   }\r
 \r
-  // Convert Ascii into Unicode\r
-  BootFilePath = (CHAR16*)AllocatePool(AsciiStrSize(AsciiBootFilePath) * sizeof(CHAR16));\r
-  AsciiStrToUnicodeStr (AsciiBootFilePath, BootFilePath);\r
   BootFilePathSize = StrSize(BootFilePath);\r
+  if (BootFilePathSize == 2) {\r
+    return EFI_NOT_FOUND;\r
+  }\r
 \r
   // Allocate the memory for the IPv4 + File Path Device Path Nodes\r
-  IPv4DevicePathNode = (IPv4_DEVICE_PATH*)AllocatePool(sizeof(IPv4_DEVICE_PATH) + SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r
+  IPv4DevicePathNode = (IPv4_DEVICE_PATH*)AllocatePool(sizeof(IPv4_DEVICE_PATH) + SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize + END_DEVICE_PATH_LENGTH);\r
 \r
   // Create the IPv4 Device Path\r
   IPv4DevicePathNode->Header.Type    = MESSAGING_DEVICE_PATH;\r
@@ -833,33 +881,29 @@ BdsLoadOptionTftpCreateDevicePath (
   FilePathDevicePath->Header.SubType = MEDIA_FILEPATH_DP;\r
   SetDevicePathNodeLength (FilePathDevicePath, SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r
   CopyMem (FilePathDevicePath->PathName, BootFilePath, BootFilePathSize);\r
-  FreePool (BootFilePath);\r
 \r
-  Status = BootDeviceGetType (NULL, BootType, Attributes);\r
-  if (EFI_ERROR(Status)) {\r
-    FreePool (IPv4DevicePathNode);\r
-  } else {\r
-    *DevicePathNode = (EFI_DEVICE_PATH_PROTOCOL*)IPv4DevicePathNode;\r
-  }\r
+  // Set the End Device Path Node\r
+  SetDevicePathEndNode ((VOID*)((UINTN)FilePathDevicePath + SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize));\r
+  *DevicePathNodes = (EFI_DEVICE_PATH_PROTOCOL*)IPv4DevicePathNode;\r
 \r
   return Status;\r
 }\r
 \r
 EFI_STATUS\r
 BdsLoadOptionTftpUpdateDevicePath (\r
-  IN BDS_LOAD_OPTION *BootOption,\r
-  OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r
-  OUT BDS_LOADER_TYPE *BootType,\r
-  OUT UINT32 *Attributes\r
+  IN EFI_DEVICE_PATH            *OldDevicePath,\r
+  IN CHAR16*                    FileName,\r
+  OUT EFI_DEVICE_PATH_PROTOCOL  **NewDevicePath,\r
+  OUT BOOLEAN                   *RequestBootType\r
   )\r
 {\r
   ASSERT (0);\r
-  return EFI_SUCCESS;\r
+  return EFI_UNSUPPORTED;\r
 }\r
 \r
 BOOLEAN\r
 BdsLoadOptionTftpIsSupported (\r
-  IN BDS_LOAD_OPTION* BdsLoadOption\r
+  IN  EFI_DEVICE_PATH           *DevicePath\r
   )\r
 {\r
   EFI_STATUS  Status;\r
@@ -868,7 +912,7 @@ BdsLoadOptionTftpIsSupported (
   EFI_DEVICE_PATH  *NextDevicePath;\r
   EFI_PXE_BASE_CODE_PROTOCOL  *PxeBcProtocol;\r
 \r
-  Status = BdsConnectDevicePath (BdsLoadOption->FilePathList, &Handle, &RemainingDevicePath);\r
+  Status = BdsConnectDevicePath (DevicePath, &Handle, &RemainingDevicePath);\r
   if (EFI_ERROR(Status)) {\r
     return FALSE;\r
   }\r