[BDS] Device Manager was requested to add more sub-level menu about network device.

Now show menu like:
Network Device List -> Mac:XX:XX:XX... -> IPv4 Network Config
                       Mac:XX:XX:XX...    VLAN Configuration



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11137 6f19259b-4bc3-4df7-8a09-765794883524

IntelFrameworkModulePkg/Universal/BdsDxe/BdsDxe.inf

@@ -150,6 +150,7 @@
   gEfiSerialIoProtocolGuid                      ## PROTOCOL CONSUMES
   gEfiDevicePathProtocolGuid                    ## PROTOCOL CONSUMES
   gEfiDriverHealthProtocolGuid                  ## PROTOCOL SOMETIMES_CONSUMES
+  gEfiPciIoProtocolGuid                         ## PROTOCOL CONSUMES
 
 [FeaturePcd]
   gEfiMdePkgTokenSpaceGuid.PcdUefiVariableDefaultLangDeprecate

IntelFrameworkModulePkg/Universal/BdsDxe/DeviceMngr/DeviceManager.c

@@ -32,9 +32,27 @@ DEVICE_MANAGER_CALLBACK_DATA  gDeviceManagerPrivate = {
   }
 };
 
+#define  MAX_MAC_ADDRESS_NODE_LIST_LEN    10
+
 EFI_GUID mDeviceManagerGuid = DEVICE_MANAGER_FORMSET_GUID;
 EFI_GUID mDriverHealthGuid = DRIVER_HEALTH_FORMSET_GUID;
 
+//
+// Which Mac Address string is select
+// it will decide what menu need to show in the NETWORK_DEVICE_FORM_ID form.
+//
+EFI_STRING  mSelectedMacAddrString;
+
+//
+// Which form Id need to be show.
+//
+EFI_FORM_ID      mNextShowFormId = DEVICE_MANAGER_FORM_ID;  
+
+//
+// The Mac Address show in the NETWORK_DEVICE_LIST_FORM_ID
+//
+MAC_ADDRESS_NODE_LIST  mMacDeviceList;
+
 DEVICE_MANAGER_MENU_ITEM  mDeviceManagerMenuItemTable[] = {
   { STRING_TOKEN (STR_DISK_DEVICE),     EFI_DISK_DEVICE_CLASS },
   { STRING_TOKEN (STR_VIDEO_DEVICE),    EFI_VIDEO_DEVICE_CLASS },
@@ -122,6 +140,8 @@ DeviceManagerCallback (
   OUT EFI_BROWSER_ACTION_REQUEST             *ActionRequest
   )
 {
+  UINTN CurIndex;
+  
   if ((Action == EFI_BROWSER_ACTION_FORM_OPEN) || (Action == EFI_BROWSER_ACTION_FORM_CLOSE)) {
     //
     // Do nothing for UEFI OPEN/CLOSE Action
@@ -135,6 +155,17 @@ DeviceManagerCallback (
 
   gCallbackKey = QuestionId;
 
+  if ((QuestionId < MAX_KEY_SECTION_LEN + NETWORK_DEVICE_LIST_KEY_OFFSET) && (QuestionId >= NETWORK_DEVICE_LIST_KEY_OFFSET)) {
+    //
+    // If user select the mac address, need to record mac address string to support next form show.
+    //
+    for (CurIndex = 0; CurIndex < mMacDeviceList.CurListLen; CurIndex ++) {
+      if (mMacDeviceList.NodeList[CurIndex].QuestionId == QuestionId) {
+         mSelectedMacAddrString = HiiGetString (gDeviceManagerPrivate.HiiHandle, mMacDeviceList.NodeList[CurIndex].PromptId, NULL);
+      }
+    }
+  }
+  
   //
   // Request to exit SendForm(), so as to switch to selected form
   //
@@ -181,6 +212,9 @@ InitializeDeviceManager (
                   );
   ASSERT_EFI_ERROR (Status);
 
+  mMacDeviceList.CurListLen = 0;
+  mMacDeviceList.MaxListLen = 0;
+
   return Status;
 }
 
@@ -310,6 +344,379 @@ ExtractDisplayedHiiFormFromHiiHandle (
   return FALSE;
 }
 
+/**
+  Get the mac address string from the device path.
+  if the device path has the vlan, get the vanid also.
+  
+  @param MacAddressNode              Device path begin with mac address 
+  @param PBuffer                     Output string buffer contain mac address.
+
+**/
+BOOLEAN 
+GetMacAddressString(
+  IN  MAC_ADDR_DEVICE_PATH   *MacAddressNode,
+  OUT CHAR16                 **PBuffer
+  )
+{
+  UINTN                 HwAddressSize;
+  UINTN                 Index;
+  UINT8                 *HwAddress;
+  EFI_DEVICE_PATH_PROTOCOL  *Node;
+  UINT16                VlanId;
+  CHAR16                *String;
+  UINTN                 BufferLen;
+
+  VlanId = 0;
+  String = NULL;
+  ASSERT(MacAddressNode != NULL);
+
+  HwAddressSize = sizeof (EFI_MAC_ADDRESS);
+  if (MacAddressNode->IfType == 0x01 || MacAddressNode->IfType == 0x00) {
+    HwAddressSize = 6;
+  }
+
+  //
+  // The output format is MAC:XX:XX:XX:...\XXXX
+  // The size is the Number size + ":" size + Vlan size(\XXXX) + End
+  //
+  BufferLen = (4 + 2 * HwAddressSize + (HwAddressSize - 1) + 5 + 1) * sizeof (CHAR16);
+  String = AllocateZeroPool (BufferLen);
+  if (String == NULL) {
+    return FALSE;
+  }
+
+  *PBuffer = String;
+  StrCpy(String, L"MAC:");
+  String += 4;
+  
+  //
+  // Convert the MAC address into a unicode string.
+  //
+  HwAddress = &MacAddressNode->MacAddress.Addr[0];
+  for (Index = 0; Index < HwAddressSize; Index++) {
+    String += UnicodeValueToString (String, PREFIX_ZERO | RADIX_HEX, *(HwAddress++), 2);
+    if (Index < HwAddressSize - 1) {
+      *String++ = L':';
+    }
+  }
+  
+  //
+  // If VLAN is configured, it will need extra 5 characters like "\0005".
+  // Plus one unicode character for the null-terminator.
+  //
+  Node = (EFI_DEVICE_PATH_PROTOCOL  *)MacAddressNode;
+  while (!IsDevicePathEnd (Node)) {
+    if (Node->Type == MESSAGING_DEVICE_PATH && Node->SubType == MSG_VLAN_DP) {
+      VlanId = ((VLAN_DEVICE_PATH *) Node)->VlanId;
+    }
+    Node = NextDevicePathNode (Node);
+  }
+
+  if (VlanId != 0) {
+    *String++ = L'\\';
+    String += UnicodeValueToString (String, PREFIX_ZERO | RADIX_HEX, VlanId, 4);
+  }
+
+  //
+  // Null terminate the Unicode string
+  //
+  *String = L'\0';
+
+  return TRUE;
+}
+
+/**
+  Save question id and prompt id to the mac device list.
+  If the same mac address has saved yet, no need to add more.
+
+  @param NewQuestionId               New question id.
+  @param MacAddrString               Mac address string.
+
+  @retval  EFI_SUCCESS               Add the item is successful.
+  @return  Other values if failed to Add the item.
+**/
+BOOLEAN 
+AddIdToMacDeviceList (
+  IN  EFI_STRING        MacAddrString
+  )
+{
+  MENU_INFO_ITEM *TempDeviceList;
+  UINTN          Index;
+  EFI_STRING     StoredString;
+  EFI_STRING_ID  PromptId;
+  EFI_HII_HANDLE HiiHandle;
+
+  HiiHandle =   gDeviceManagerPrivate.HiiHandle;
+  TempDeviceList = NULL;
+
+  for (Index = 0; Index < mMacDeviceList.CurListLen; Index ++) {
+    StoredString = HiiGetString (HiiHandle, mMacDeviceList.NodeList[Index].PromptId, NULL);
+    if (StoredString == NULL) {
+      return FALSE;
+    }
+
+    //
+    // Already has save the same mac address to the list.
+    //
+    if (StrCmp (MacAddrString, StoredString) == 0) {
+      return FALSE;
+    }
+  }
+
+  PromptId = HiiSetString(HiiHandle, 0, MacAddrString, NULL);
+  //
+  // If not in the list, save it.
+  //
+  if (mMacDeviceList.MaxListLen > mMacDeviceList.CurListLen + 1) {
+    mMacDeviceList.NodeList[mMacDeviceList.CurListLen].PromptId = PromptId;
+    mMacDeviceList.NodeList[mMacDeviceList.CurListLen].QuestionId = (EFI_QUESTION_ID) (mMacDeviceList.CurListLen + NETWORK_DEVICE_LIST_KEY_OFFSET);
+  } else {
+    mMacDeviceList.MaxListLen += MAX_MAC_ADDRESS_NODE_LIST_LEN;
+    if (mMacDeviceList.CurListLen != 0) {
+      TempDeviceList = (MENU_INFO_ITEM *)AllocateCopyPool (sizeof (MENU_INFO_ITEM) * mMacDeviceList.MaxListLen, (VOID *)mMacDeviceList.NodeList);
+    } else {
+      TempDeviceList = (MENU_INFO_ITEM *)AllocatePool (sizeof (MENU_INFO_ITEM) * mMacDeviceList.MaxListLen);
+    }
+    
+    if (TempDeviceList == NULL) {
+      return FALSE;
+    }
+    TempDeviceList[mMacDeviceList.CurListLen].PromptId = PromptId;  
+    TempDeviceList[mMacDeviceList.CurListLen].QuestionId = (EFI_QUESTION_ID) (mMacDeviceList.CurListLen + NETWORK_DEVICE_LIST_KEY_OFFSET);
+    
+    if (mMacDeviceList.CurListLen > 0) {
+      FreePool(mMacDeviceList.NodeList);
+    }
+    
+    mMacDeviceList.NodeList = TempDeviceList;
+  }
+  mMacDeviceList.CurListLen ++;
+
+  return TRUE;
+}
+
+/**
+  Check the devcie path, try to find whether it has mac address path.
+
+  In this function, first need to check whether this path has mac address path.
+  second, when the mac address device path has find, also need to deicide whether
+  need to add this mac address relate info to the menu.
+
+  @param    *Node           Input device which need to be check.
+  @param    *NeedAddItem    Whether need to add the menu in the network device list.
+  
+  @retval  TRUE             Has mac address device path.
+  @retval  FALSE            NOT Has mac address device path.  
+
+**/
+BOOLEAN
+IsMacAddressDevicePath (
+  IN  VOID    *Node,
+  OUT BOOLEAN *NeedAddItem
+  )
+{
+  EFI_DEVICE_PATH_PROTOCOL   *DevicePath;
+  CHAR16                     *Buffer;
+  BOOLEAN                    ReturnVal;
+  
+  ASSERT (Node != NULL);
+  *NeedAddItem = FALSE;
+  ReturnVal    = FALSE;
+  Buffer    = NULL;
+
+  DevicePath = (EFI_DEVICE_PATH_PROTOCOL *) Node;
+
+  //
+  // find the partition device path node
+  //
+  while (!IsDevicePathEnd (DevicePath)) {
+    if ((DevicePathType (DevicePath) == MESSAGING_DEVICE_PATH) &&
+       (DevicePathSubType (DevicePath) == MSG_MAC_ADDR_DP)) {
+      ReturnVal = TRUE;
+      
+      if (DEVICE_MANAGER_FORM_ID == mNextShowFormId) {
+        *NeedAddItem = TRUE;
+        break;
+      } 
+      
+      if (!GetMacAddressString((MAC_ADDR_DEVICE_PATH*)DevicePath, &Buffer)) {
+        break;
+      }
+
+      if (NETWORK_DEVICE_FORM_ID == mNextShowFormId) {
+        if (StrCmp (Buffer, mSelectedMacAddrString) == 0) {
+          *NeedAddItem = TRUE;
+        }
+        break;
+      }
+
+      if (NETWORK_DEVICE_LIST_FORM_ID == mNextShowFormId) {
+        //
+        // Same handle may has two network child handle, so the questionid 
+        // has the offset of SAME_HANDLE_KEY_OFFSET.
+        //
+        if (AddIdToMacDeviceList (Buffer)) {
+          *NeedAddItem = TRUE;
+        }
+        break;
+      }
+    } 
+    DevicePath = NextDevicePathNode (DevicePath);
+  }
+
+  if (Buffer != NULL) {
+    FreePool (Buffer);
+  }
+
+  return ReturnVal;
+}
+
+/**
+  Check to see if the device path is for the network device.
+
+  @param Handle          The HII handle which include the mac address device path.
+  @param ItemCount       The new add Mac address item count.
+
+  @retval  TRUE          Need to add new item in the menu.
+  @return  FALSE         Do not need to add the menu about the network.
+
+**/
+BOOLEAN 
+IsNeedAddNetworkMenu (
+  IN      EFI_HII_HANDLE      Handle,
+  OUT     UINTN               *ItemCount
+  )
+{
+  EFI_STATUS     Status;
+  UINTN          EntryCount;
+  UINTN          Index;  
+  EFI_HII_HANDLE HiiDeviceManagerHandle;
+  EFI_HANDLE     DriverHandle;
+  EFI_HANDLE     ControllerHandle;
+  EFI_DEVICE_PATH_PROTOCOL   *DevicePath;
+  EFI_DEVICE_PATH_PROTOCOL   *TmpDevicePath;
+  EFI_DEVICE_PATH_PROTOCOL   *ChildDevicePath;
+  EFI_OPEN_PROTOCOL_INFORMATION_ENTRY   *OpenInfoBuffer;
+  BOOLEAN        IsNeedAdd;
+
+  HiiDeviceManagerHandle = gDeviceManagerPrivate.HiiHandle;
+  IsNeedAdd  = FALSE;
+  OpenInfoBuffer = NULL;
+  if ((Handle == NULL) || (ItemCount == NULL)) {
+    return FALSE;
+  }
+  *ItemCount = 0;
+
+  Status = gHiiDatabase->GetPackageListHandle (gHiiDatabase, Handle, &DriverHandle);
+  if (EFI_ERROR (Status)) {
+    return FALSE;
+  }
+  //
+  // Get the device path by the got Driver handle .
+  //
+  Status = gBS->HandleProtocol (DriverHandle, &gEfiDevicePathProtocolGuid, (VOID **) &DevicePath);
+  if (EFI_ERROR (Status)) {
+    return FALSE;
+  }
+  TmpDevicePath = DevicePath;
+
+  // 
+  // Check whether this device path include mac address device path.
+  // If this path has mac address path, get the value whether need 
+  // add this info to the menu and return.
+  // Else check more about the child handle devcie path.
+  //
+  if (IsMacAddressDevicePath(TmpDevicePath, &IsNeedAdd)) {
+    if ((NETWORK_DEVICE_LIST_FORM_ID == mNextShowFormId) && IsNeedAdd) {
+      (*ItemCount) = 1;
+    }
+    return IsNeedAdd;
+  }
+
+  //
+  // Search whether this path is the controller path, not he child handle path.
+  // And the child handle has the network devcie connected.
+  //
+  TmpDevicePath = DevicePath;
+  Status = gBS->LocateDevicePath(&gEfiDevicePathProtocolGuid, &TmpDevicePath, &ControllerHandle);
+  if (EFI_ERROR (Status)) {
+    return FALSE;
+  }
+
+  if (!IsDevicePathEnd (TmpDevicePath)) {
+    return FALSE;    
+  }
+
+  //
+  // Retrieve the list of agents that are consuming the specific protocol
+  // on ControllerHandle.
+  // The buffer point by OpenInfoBuffer need be free at this function.
+  //
+  Status = gBS->OpenProtocolInformation (
+                  ControllerHandle,
+                  &gEfiPciIoProtocolGuid,
+                  &OpenInfoBuffer,
+                  &EntryCount
+                  );
+  if (EFI_ERROR (Status)) {
+    return FALSE;
+  }
+
+  //
+  // Inspect if ChildHandle is one of the agents.
+  //
+  Status = EFI_UNSUPPORTED;
+  for (Index = 0; Index < EntryCount; Index++) {
+    //
+    // Query all the children created by the controller handle's driver
+    //
+    if ((OpenInfoBuffer[Index].Attributes & EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) != 0) {
+      Status = gBS->OpenProtocol (
+                      OpenInfoBuffer[Index].ControllerHandle,
+                      &gEfiDevicePathProtocolGuid,
+                      (VOID **) &ChildDevicePath,
+                      NULL,
+                      NULL,
+                      EFI_OPEN_PROTOCOL_GET_PROTOCOL
+                      );
+      if (EFI_ERROR (Status)) {
+        continue;
+      }
+
+      // 
+      // Check whether this device path include mac address device path.
+      //
+      if (!IsMacAddressDevicePath(ChildDevicePath, &IsNeedAdd)) {
+        //
+        // If this path not has mac address path, check the other.
+        //
+        continue;
+      } else {
+        //
+        // If need to update the NETWORK_DEVICE_LIST_FORM, try to get more.
+        //
+        if ((NETWORK_DEVICE_LIST_FORM_ID == mNextShowFormId)) {
+          if (IsNeedAdd) {
+            (*ItemCount) += 1;
+          }
+          continue;
+        } else {
+          //
+          // If need to update other form, return whether need to add to the menu.
+          //          
+          goto Done;
+        }
+      }
+    }
+  }
+
+Done:
+  if (OpenInfoBuffer != NULL) {
+    FreePool (OpenInfoBuffer);  
+  }
+  return IsNeedAdd; 
+}
+
 /**
   Call the browser and display the device manager to allow user
   to configure the platform.
@@ -343,12 +750,18 @@ CallDeviceManager (
   EFI_IFR_GUID_LABEL          *EndLabel;
   UINTN                       NumHandles;
   EFI_HANDLE                  *DriverHealthHandles;
+  BOOLEAN                     AddNetworkMenu;
+  UINTN                       AddItemCount;
+  UINTN                       NewStringLen;
+  EFI_STRING                  NewStringTitle;
 
   HiiHandles    = NULL;
   Status        = EFI_SUCCESS;
   gCallbackKey  = 0;
   NumHandles    = 0;
   DriverHealthHandles = NULL;
+  AddNetworkMenu = FALSE;
+  AddItemCount   = 0;
 
   //
   // Connect all prior to entering the platform setup menu.
@@ -378,8 +791,25 @@ CallDeviceManager (
   }
 
   //
-  // Create Subtitle OpCodes
+  // If need show the Network device list form, clear the old save list first.
   //
+  if ((mNextShowFormId == NETWORK_DEVICE_LIST_FORM_ID) && (mMacDeviceList.CurListLen > 0)) {
+    mMacDeviceList.CurListLen = 0;
+  }
+
+  //
+  // Update the network device form titile.
+  //
+  if (mNextShowFormId == NETWORK_DEVICE_FORM_ID) {
+    String = HiiGetString (HiiHandle, STRING_TOKEN (STR_FORM_NETWORK_DEVICE_TITLE), NULL);
+    NewStringLen = (StrLen(String) + StrLen(mSelectedMacAddrString) + 2) * 2;
+    NewStringTitle = AllocatePool (NewStringLen);
+    UnicodeSPrint (NewStringTitle, NewStringLen, L"%s %s", String, mSelectedMacAddrString);
+    HiiSetString (HiiHandle, STRING_TOKEN (STR_FORM_NETWORK_DEVICE_TITLE), NewStringTitle, NULL);    
+    FreePool (String);
+    FreePool (NewStringTitle);
+  }
+
   //
   // Allocate space for creation of UpdateData Buffer
   //
@@ -394,7 +824,10 @@ CallDeviceManager (
   //
   StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
   StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
-  StartLabel->Number       = LABEL_DEVICES_LIST;
+  //
+  // According to the next show Form id(mNextShowFormId) to decide which form need to update.
+  //
+  StartLabel->Number       = LABEL_FORM_ID_OFFSET + mNextShowFormId;
 
   //
   // Create Hii Extend Label OpCode as the end opcode
@@ -403,8 +836,6 @@ CallDeviceManager (
   EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
   EndLabel->Number       = LABEL_END;
 
-  HiiCreateSubTitleOpCode (StartOpCodeHandle, STRING_TOKEN (STR_DEVICES_LIST), 0, 0, 1);
-
   //
   // Get all the Hii handles
   //
@@ -415,6 +846,13 @@ CallDeviceManager (
   // Search for formset of each class type
   //
   for (Index = 0; HiiHandles[Index] != NULL; Index++) {
+    //
+    //  The QuestionId in the form which will call the driver form has this asssumption.
+    //  QuestionId = Handle Index + NETWORK_DEVICE_LIST_KEY_OFFSET;
+    //  Different QuestionId at least has the section of NETWORK_DEVICE_LIST_KEY_OFFSET.
+    //
+    ASSERT(Index < MAX_KEY_SECTION_LEN);
+
     if (!ExtractDisplayedHiiFormFromHiiHandle (HiiHandles[Index], &gEfiHiiPlatformSetupFormsetGuid, &FormSetTitle, &FormSetHelp)) {
       continue;
     }
@@ -435,21 +873,71 @@ CallDeviceManager (
     TokenHelp = HiiSetString (HiiHandle, 0, String, NULL);
     FreePool (String);
 
-    HiiCreateActionOpCode (
+    //
-      StartOpCodeHandle,
+    // Network device process
-      (EFI_QUESTION_ID) (Index + DEVICE_KEY_OFFSET),
+    // 
-      Token,
+    if (IsNeedAddNetworkMenu (HiiHandles[Index], &AddItemCount)) {
-      TokenHelp,
+      if (mNextShowFormId == DEVICE_MANAGER_FORM_ID) {
-      EFI_IFR_FLAG_CALLBACK,
+        //
-      0
+        // Only show one menu item "Network Config" in the device manger form.
-      );
+        //
+        if (!AddNetworkMenu) {
+          AddNetworkMenu = TRUE;
+          HiiCreateActionOpCode (
+            StartOpCodeHandle,
+            (EFI_QUESTION_ID) QUESTION_NETWORK_DEVICE_ID,
+            STRING_TOKEN (STR_FORM_NETWORK_DEVICE_LIST_TITLE),
+            STRING_TOKEN (STR_FORM_NETWORK_DEVICE_LIST_HELP),
+            EFI_IFR_FLAG_CALLBACK,
+            0
+            );
+        }
+      } else if (mNextShowFormId == NETWORK_DEVICE_LIST_FORM_ID) {
+        //
+        // In network device list form, same mac address device only show one menu.
+        //
+        while (AddItemCount > 0) {
+            HiiCreateActionOpCode (
+              StartOpCodeHandle,
+              mMacDeviceList.NodeList[mMacDeviceList.CurListLen - AddItemCount].QuestionId,
+              mMacDeviceList.NodeList[mMacDeviceList.CurListLen - AddItemCount].PromptId,
+              STRING_TOKEN (STR_NETWORK_DEVICE_HELP),
+              EFI_IFR_FLAG_CALLBACK,
+              0
+              );
+            AddItemCount -= 1;
+          }
+      } else if (mNextShowFormId == NETWORK_DEVICE_FORM_ID) {
+        //
+        // In network device form, only the selected mac address device need to be show.
+        //
+        HiiCreateActionOpCode (
+          StartOpCodeHandle,
+          (EFI_QUESTION_ID) (Index + DEVICE_KEY_OFFSET),
+          Token,
+          TokenHelp,
+          EFI_IFR_FLAG_CALLBACK,
+          0
+          );
+      }
+    } else {
+      //
+      // 
+      // Not network device process, only need to show at device manger form.
+      //
+      if (mNextShowFormId == DEVICE_MANAGER_FORM_ID) {
+        HiiCreateActionOpCode (
+          StartOpCodeHandle,
+          (EFI_QUESTION_ID) (Index + DEVICE_KEY_OFFSET),
+          Token,
+          TokenHelp,
+          EFI_IFR_FLAG_CALLBACK,
+          0
+          );
+      }
+    }
   }
 
-  //
-  // Add End Opcode for Subtitle
-  //
-  HiiCreateEndOpCode (StartOpCodeHandle);
-
   Status = gBS->LocateHandleBuffer (
                 ByProtocol,
                 &gEfiDriverHealthProtocolGuid,
@@ -494,7 +982,7 @@ CallDeviceManager (
   HiiUpdateForm (
     HiiHandle,
     &mDeviceManagerGuid,
-    DEVICE_MANAGER_FORM_ID,
+    mNextShowFormId,
     StartOpCodeHandle,
     EndOpCodeHandle
     );
@@ -505,7 +993,7 @@ CallDeviceManager (
                            &HiiHandle,
                            1,
                            &mDeviceManagerGuid,
-                           0,
+                           mNextShowFormId,
                            NULL,
                            &ActionRequest
                            );
@@ -514,10 +1002,10 @@ CallDeviceManager (
   }
 
   //
-  // We will have returned from processing a callback - user either hit ESC to exit, or selected
+  // We will have returned from processing a callback, selected
   // a target to display
   //
-  if ((gCallbackKey != 0) && (gCallbackKey != DEVICE_MANAGER_KEY_DRIVER_HEALTH)) {
+  if ((gCallbackKey >= DEVICE_KEY_OFFSET)) {
     ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
     Status = gFormBrowser2->SendForm (
                              gFormBrowser2,
@@ -537,6 +1025,7 @@ CallDeviceManager (
     // Force return to Device Manager
     //
     gCallbackKey = FRONT_PAGE_KEY_DEVICE_MANAGER;
+    goto Done;
   }
 
   //
@@ -548,8 +1037,38 @@ CallDeviceManager (
     // Force return to Device Manager
     //
     gCallbackKey = FRONT_PAGE_KEY_DEVICE_MANAGER;
+    goto Done;
   }
 
+  //
+  // Enter from device manager and into the network device list.
+  //
+  if (gCallbackKey == QUESTION_NETWORK_DEVICE_ID) {
+    mNextShowFormId = NETWORK_DEVICE_LIST_FORM_ID;
+    gCallbackKey = FRONT_PAGE_KEY_DEVICE_MANAGER;
+    goto Done;
+  }
+
+  //
+  // In this case, go from the network device list to the specify device.
+  //
+  if ((gCallbackKey < MAX_KEY_SECTION_LEN + NETWORK_DEVICE_LIST_KEY_OFFSET ) && (gCallbackKey >= NETWORK_DEVICE_LIST_KEY_OFFSET)) {
+	  mNextShowFormId = NETWORK_DEVICE_FORM_ID;
+    gCallbackKey = FRONT_PAGE_KEY_DEVICE_MANAGER;
+    goto Done;
+  }
+
+  //
+  // Select the ESC, the gCallbackKey == 0.
+  //
+  if(mNextShowFormId - 1 < DEVICE_MANAGER_FORM_ID) {
+    mNextShowFormId = DEVICE_MANAGER_FORM_ID;
+  } else {
+    mNextShowFormId = mNextShowFormId - 1;
+    gCallbackKey = FRONT_PAGE_KEY_DEVICE_MANAGER;
+  }
+
+Done:
   //
   // Remove our packagelist from HII database.
   //

IntelFrameworkModulePkg/Universal/BdsDxe/DeviceMngr/DeviceManager.h

@@ -17,6 +17,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 #include "Bds.h"
 #include "FrontPage.h"
+#include <Protocol/PciIo.h>
 
 //
 // These are defined as the same with vfr file
@@ -31,8 +32,11 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
   0xf76e0a70, 0xb5ed, 0x4c38, {0xac, 0x9a, 0xe5, 0xf5, 0x4b, 0xf1, 0x6e, 0x34} \
   }
 
-#define LABEL_DEVICES_LIST                   0x0080
+#define LABEL_DEVICES_LIST                   0x1100
+#define LABEL_NETWORK_DEVICE_LIST_ID         0x1101
+#define LABEL_NETWORK_DEVICE_ID              0x1102
 #define LABEL_END                            0xffff
+#define LABEL_FORM_ID_OFFSET                 0x0100
 
 #define LABEL_DRIVER_HEALTH                  0x2000
 #define LABEL_DRIVER_HEALTH_END              0x2001
@@ -43,16 +47,20 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #define LABEL_VBIOS                          0x0040
 
 #define DEVICE_MANAGER_FORM_ID               0x1000
-#define DRIVER_HEALTH_FORM_ID                0x1001
+#define NETWORK_DEVICE_LIST_FORM_ID          0x1001
-
+#define NETWORK_DEVICE_FORM_ID               0x1002
-#define DEVICE_KEY_OFFSET                    0x1000
+#define DRIVER_HEALTH_FORM_ID                0x1003
-#define DEVICE_MANAGER_KEY_VBIOS             0x2000
+#define DEVICE_KEY_OFFSET                    0x4000
+#define NETWORK_DEVICE_LIST_KEY_OFFSET       0x2000
+#define DEVICE_MANAGER_KEY_VBIOS             0x3000
+#define MAX_KEY_SECTION_LEN                  0x1000
 
 #define DEVICE_MANAGER_KEY_DRIVER_HEALTH     0x1111
 #define DRIVER_HEALTH_KEY_OFFSET             0x2000
 #define DRIVER_HEALTH_REPAIR_ALL_KEY         0x3000
 #define DRIVER_HEALTH_RETURN_KEY             0x4000
 
+#define QUESTION_NETWORK_DEVICE_ID           0x3FFF
 //
 // These are the VFR compiler generated data representing our VFR data.
 //
@@ -124,6 +132,17 @@ typedef struct {
   EFI_DRIVER_HEALTH_STATUS        HealthStatus;
 } DRIVER_HEALTH_INFO;
 
+typedef struct {
+  EFI_STRING_ID    PromptId;
+  EFI_QUESTION_ID  QuestionId;
+}MENU_INFO_ITEM;
+
+typedef struct {
+  UINTN           CurListLen;
+  UINTN           MaxListLen;
+  MENU_INFO_ITEM  *NodeList;
+} MAC_ADDRESS_NODE_LIST;
+
 #define DEVICE_MANAGER_HEALTH_INFO_FROM_LINK(a) \
   CR (a, \
       DRIVER_HEALTH_INFO, \

IntelFrameworkModulePkg/Universal/BdsDxe/DeviceMngr/DeviceManagerVfr.Vfr

@@ -22,14 +22,17 @@
 #define EFI_ON_BOARD_DEVICE_CLASS          0x0010
 #define EFI_OTHER_DEVICE_CLASS             0x0020
 #define LABEL_VBIOS                        0x0040
-
+#define LABEL_DEVICES_LIST                 0x1100
-#define LABEL_DEVICES_LIST                 0x0080
+#define LABEL_NETWORK_DEVICE_LIST_ID       0x1101
+#define LABEL_NETWORK_DEVICE_ID            0x1102
 #define LABEL_END                          0xffff
 
 #define DEVICE_MANAGER_CLASS               0x0000
 #define FRONT_PAGE_SUBCLASS                0x0003
 
 #define DEVICE_MANAGER_FORM_ID             0x1000
+#define NETWORK_DEVICE_LIST_FORM_ID        0x1001
+#define NETWORK_DEVICE_FORM_ID             0x1002
 
 #define DEVICE_MANAGER_KEY_DRIVER_HEALTH   0x1111
 
@@ -44,6 +47,7 @@ formset
   form formid = DEVICE_MANAGER_FORM_ID,
        title  = STRING_TOKEN(STR_DEVICE_MANAGER_TITLE);
 
+    subtitle text = STRING_TOKEN(STR_DEVICES_LIST);
     //
     // This is where devices get added to the device manager hierarchy
     //
@@ -76,5 +80,27 @@ formset
     subtitle text = STRING_TOKEN(STR_EXIT_STRING);
 
   endform;
+
+  form formid = NETWORK_DEVICE_LIST_FORM_ID,
+       title = STRING_TOKEN(STR_FORM_NETWORK_DEVICE_LIST_TITLE);
+
+    subtitle text = STRING_TOKEN(STR_NETWORK_DEVICE_LIST_STRING);
+
+       label LABEL_NETWORK_DEVICE_LIST_ID;
+       label LABEL_END;
+       subtitle text = STRING_TOKEN(STR_EMPTY_STRING);
+    subtitle text = STRING_TOKEN(STR_EXIT_STRING);
+  endform;
+
+  form formid = NETWORK_DEVICE_FORM_ID,
+       title = STRING_TOKEN(STR_FORM_NETWORK_DEVICE_TITLE);
+
+    subtitle text = STRING_TOKEN(STR_NETWORK_DEVICE_STRING);
+
+       label LABEL_NETWORK_DEVICE_ID;
+       label LABEL_END;
+       subtitle text = STRING_TOKEN(STR_EMPTY_STRING);
+    subtitle text = STRING_TOKEN(STR_EXIT_STRING);
+  endform;
 endformset;