This commit will resolve the issue brought by r17738. String = AllocateCopyPool (BufferLen, L"MAC:"); The above using of AllocateCopyPool() will read contents out of the scope of the constant string. Potential risk for the constant string allocated at the boundary of memory region. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Hao Wu <hao.a.wu@intel.com> Reviewed-by: Qiu Shumin <shumin.qiu@intel.com> Reviewed-by: Jeff Fan <jeff.fan@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17933 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			2592 lines
		
	
	
		
			86 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			2592 lines
		
	
	
		
			86 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /** @file
 | |
|   The platform device manager reference implementation
 | |
| 
 | |
| Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>
 | |
| This program and the accompanying materials
 | |
| are licensed and made available under the terms and conditions of the BSD License
 | |
| which accompanies this distribution.  The full text of the license may be found at
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| http://opensource.org/licenses/bsd-license.php
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| 
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| THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
 | |
| WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 | |
| 
 | |
| **/
 | |
| 
 | |
| #include "DeviceManager.h"
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| 
 | |
| DEVICE_MANAGER_CALLBACK_DATA  gDeviceManagerPrivate = {
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|   DEVICE_MANAGER_CALLBACK_DATA_SIGNATURE,
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|   NULL,
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|   NULL,
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|   NULL,
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|   NULL,
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|   {
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|     FakeExtractConfig,
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|     FakeRouteConfig,
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|     DeviceManagerCallback
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|   },
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|   {
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|     FakeExtractConfig,
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|     FakeRouteConfig,
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|     DriverHealthCallback
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|   }
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| };
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| 
 | |
| #define  MAX_MAC_ADDRESS_NODE_LIST_LEN    10
 | |
| 
 | |
| //
 | |
| // 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.
 | |
| //
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| EFI_FORM_ID      mNextShowFormId = DEVICE_MANAGER_FORM_ID;  
 | |
| 
 | |
| //
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| // 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 },
 | |
|   { STRING_TOKEN (STR_NETWORK_DEVICE),  EFI_NETWORK_DEVICE_CLASS },
 | |
|   { STRING_TOKEN (STR_INPUT_DEVICE),    EFI_INPUT_DEVICE_CLASS },
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|   { STRING_TOKEN (STR_ON_BOARD_DEVICE), EFI_ON_BOARD_DEVICE_CLASS },
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|   { STRING_TOKEN (STR_OTHER_DEVICE),    EFI_OTHER_DEVICE_CLASS }
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| };
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| 
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| HII_VENDOR_DEVICE_PATH  mDeviceManagerHiiVendorDevicePath = {
 | |
|   {
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|     {
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|       HARDWARE_DEVICE_PATH,
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|       HW_VENDOR_DP,
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|       {
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|         (UINT8) (sizeof (VENDOR_DEVICE_PATH)),
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|         (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)
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|       }
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|     },
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|     DEVICE_MANAGER_FORMSET_GUID
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|   },
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|   {
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|     END_DEVICE_PATH_TYPE,
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|     END_ENTIRE_DEVICE_PATH_SUBTYPE,
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|     { 
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|       (UINT8) (END_DEVICE_PATH_LENGTH),
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|       (UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)
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|     }
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|   }
 | |
| };
 | |
| 
 | |
| HII_VENDOR_DEVICE_PATH  mDriverHealthHiiVendorDevicePath = {
 | |
|   {
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|     {
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|       HARDWARE_DEVICE_PATH,
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|         HW_VENDOR_DP,
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|       {
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|         (UINT8) (sizeof (VENDOR_DEVICE_PATH)),
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|           (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)
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|       }
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|     },
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|     DRIVER_HEALTH_FORMSET_GUID
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|   },
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|   {
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|     END_DEVICE_PATH_TYPE,
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|       END_ENTIRE_DEVICE_PATH_SUBTYPE,
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|     { 
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|       (UINT8) (END_DEVICE_PATH_LENGTH),
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|         (UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)
 | |
|     }
 | |
|   }
 | |
| };
 | |
| 
 | |
| /**
 | |
|   This function is invoked if user selected a interactive opcode from Device Manager's
 | |
|   Formset. The decision by user is saved to gCallbackKey for later processing. If
 | |
|   user set VBIOS, the new value is saved to EFI variable.
 | |
| 
 | |
|   @param This            Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
 | |
|   @param Action          Specifies the type of action taken by the browser.
 | |
|   @param QuestionId      A unique value which is sent to the original exporting driver
 | |
|                          so that it can identify the type of data to expect.
 | |
|   @param Type            The type of value for the question.
 | |
|   @param Value           A pointer to the data being sent to the original exporting driver.
 | |
|   @param ActionRequest   On return, points to the action requested by the callback function.
 | |
| 
 | |
|   @retval  EFI_SUCCESS           The callback successfully handled the action.
 | |
|   @retval  EFI_INVALID_PARAMETER The setup browser call this function with invalid parameters.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| EFIAPI
 | |
| DeviceManagerCallback (
 | |
|   IN  CONST EFI_HII_CONFIG_ACCESS_PROTOCOL   *This,
 | |
|   IN  EFI_BROWSER_ACTION                     Action,
 | |
|   IN  EFI_QUESTION_ID                        QuestionId,
 | |
|   IN  UINT8                                  Type,
 | |
|   IN  EFI_IFR_TYPE_VALUE                     *Value,
 | |
|   OUT EFI_BROWSER_ACTION_REQUEST             *ActionRequest
 | |
|   )
 | |
| {
 | |
|   UINTN CurIndex;
 | |
| 
 | |
|   if (Action != EFI_BROWSER_ACTION_CHANGING) {
 | |
|     //
 | |
|     // All other action return unsupported.
 | |
|     //
 | |
|     return EFI_UNSUPPORTED;
 | |
|   }
 | |
| 
 | |
|   if (Value == NULL) {
 | |
|     return EFI_INVALID_PARAMETER;
 | |
|   }
 | |
| 
 | |
|   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);
 | |
|       }
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   return EFI_SUCCESS;
 | |
| }
 | |
| 
 | |
| /**
 | |
| 
 | |
|   This function registers HII packages to HII database.
 | |
| 
 | |
|   @retval  EFI_SUCCESS           HII packages for the Device Manager were registered successfully.
 | |
|   @retval  EFI_OUT_OF_RESOURCES  HII packages for the Device Manager failed to be registered.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| InitializeDeviceManager (
 | |
|   VOID
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                  Status;
 | |
| 
 | |
|   //
 | |
|   // Install Device Path Protocol and Config Access protocol to driver handle
 | |
|   //
 | |
|   Status = gBS->InstallMultipleProtocolInterfaces (
 | |
|                   &gDeviceManagerPrivate.DriverHandle,
 | |
|                   &gEfiDevicePathProtocolGuid,
 | |
|                   &mDeviceManagerHiiVendorDevicePath,
 | |
|                   &gEfiHiiConfigAccessProtocolGuid,
 | |
|                   &gDeviceManagerPrivate.ConfigAccess,
 | |
|                   NULL
 | |
|                   );
 | |
|   ASSERT_EFI_ERROR (Status);
 | |
| 
 | |
|   Status = gBS->InstallMultipleProtocolInterfaces (
 | |
|                   &gDeviceManagerPrivate.DriverHealthHandle,
 | |
|                   &gEfiDevicePathProtocolGuid,
 | |
|                   &mDriverHealthHiiVendorDevicePath,
 | |
|                   &gEfiHiiConfigAccessProtocolGuid,
 | |
|                   &gDeviceManagerPrivate.DriverHealthConfigAccess,
 | |
|                   NULL
 | |
|                   );
 | |
|   ASSERT_EFI_ERROR (Status);
 | |
| 
 | |
|   mMacDeviceList.CurListLen = 0;
 | |
|   mMacDeviceList.MaxListLen = 0;
 | |
| 
 | |
|   return Status;
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Extract the displayed formset for given HII handle and class guid.
 | |
| 
 | |
|   @param Handle          The HII handle.
 | |
|   @param SetupClassGuid  The class guid specifies which form set will be displayed.
 | |
|   @param SkipCount       Skip some formsets which has processed before.
 | |
|   @param FormSetTitle    Formset title string.
 | |
|   @param FormSetHelp     Formset help string.
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|   @param FormSetGuid     Return the formset guid for this formset.
 | |
| 
 | |
|   @retval  TRUE          The formset for given HII handle will be displayed.
 | |
|   @return  FALSE         The formset for given HII handle will not be displayed.
 | |
| 
 | |
| **/
 | |
| BOOLEAN
 | |
| ExtractDisplayedHiiFormFromHiiHandle (
 | |
|   IN      EFI_HII_HANDLE      Handle,
 | |
|   IN      EFI_GUID            *SetupClassGuid,
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|   IN      UINTN               SkipCount,
 | |
|   OUT     EFI_STRING_ID       *FormSetTitle,
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|   OUT     EFI_STRING_ID       *FormSetHelp,
 | |
|   OUT     EFI_GUID            **FormSetGuid
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                   Status;
 | |
|   UINTN                        BufferSize;
 | |
|   EFI_HII_PACKAGE_LIST_HEADER  *HiiPackageList;
 | |
|   UINT8                        *Package;
 | |
|   UINT8                        *OpCodeData;
 | |
|   UINT32                       Offset;
 | |
|   UINT32                       Offset2;
 | |
|   UINT32                       PackageListLength;
 | |
|   EFI_HII_PACKAGE_HEADER       PackageHeader;
 | |
|   EFI_GUID                     *ClassGuid;
 | |
|   UINT8                        ClassGuidNum;
 | |
| 
 | |
|   ASSERT (Handle != NULL);
 | |
|   ASSERT (SetupClassGuid != NULL);  
 | |
|   ASSERT (FormSetTitle != NULL);
 | |
|   ASSERT (FormSetHelp != NULL);
 | |
| 
 | |
|   *FormSetTitle = 0;
 | |
|   *FormSetHelp  = 0;
 | |
|   ClassGuidNum  = 0;
 | |
|   ClassGuid     = NULL;
 | |
| 
 | |
|   //
 | |
|   // Get HII PackageList
 | |
|   //
 | |
|   BufferSize = 0;
 | |
|   HiiPackageList = NULL;
 | |
|   Status = gHiiDatabase->ExportPackageLists (gHiiDatabase, Handle, &BufferSize, HiiPackageList);
 | |
|   //
 | |
|   // Handle is a invalid handle. Check if Handle is corrupted.
 | |
|   //
 | |
|   ASSERT (Status != EFI_NOT_FOUND);
 | |
|   //
 | |
|   // The return status should always be EFI_BUFFER_TOO_SMALL as input buffer's size is 0.
 | |
|   //
 | |
|   ASSERT (Status == EFI_BUFFER_TOO_SMALL);
 | |
|   
 | |
|   HiiPackageList = AllocatePool (BufferSize);
 | |
|   ASSERT (HiiPackageList != NULL);
 | |
| 
 | |
|   Status = gHiiDatabase->ExportPackageLists (gHiiDatabase, Handle, &BufferSize, HiiPackageList);
 | |
|   if (EFI_ERROR (Status)) {
 | |
|     return FALSE;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Get Form package from this HII package List
 | |
|   //
 | |
|   Offset = sizeof (EFI_HII_PACKAGE_LIST_HEADER);
 | |
|   Offset2 = 0;
 | |
|   PackageListLength = ReadUnaligned32 (&HiiPackageList->PackageLength);
 | |
| 
 | |
|   while (Offset < PackageListLength) {
 | |
|     Package = ((UINT8 *) HiiPackageList) + Offset;
 | |
|     CopyMem (&PackageHeader, Package, sizeof (EFI_HII_PACKAGE_HEADER));
 | |
| 
 | |
|     if (PackageHeader.Type == EFI_HII_PACKAGE_FORMS) {
 | |
|       //
 | |
|       // Search FormSet Opcode in this Form Package
 | |
|       //
 | |
|       Offset2 = sizeof (EFI_HII_PACKAGE_HEADER);
 | |
|       while (Offset2 < PackageHeader.Length) {
 | |
|         OpCodeData = Package + Offset2;
 | |
|         Offset2 += ((EFI_IFR_OP_HEADER *) OpCodeData)->Length;
 | |
| 
 | |
|         if (((EFI_IFR_OP_HEADER *) OpCodeData)->OpCode == EFI_IFR_FORM_SET_OP) {
 | |
|           if (SkipCount != 0) {
 | |
|             SkipCount --;
 | |
|             continue;
 | |
|           }
 | |
| 
 | |
|           if (((EFI_IFR_OP_HEADER *) OpCodeData)->Length > OFFSET_OF (EFI_IFR_FORM_SET, Flags)) {
 | |
|             //
 | |
|             // Find FormSet OpCode
 | |
|             //
 | |
|             ClassGuidNum = (UINT8) (((EFI_IFR_FORM_SET *) OpCodeData)->Flags & 0x3);
 | |
|             ClassGuid = (EFI_GUID *) (VOID *)(OpCodeData + sizeof (EFI_IFR_FORM_SET));
 | |
|             while (ClassGuidNum-- > 0) {
 | |
|               if (CompareGuid (SetupClassGuid, ClassGuid)) {
 | |
|                 CopyMem (FormSetTitle, &((EFI_IFR_FORM_SET *) OpCodeData)->FormSetTitle, sizeof (EFI_STRING_ID));
 | |
|                 CopyMem (FormSetHelp, &((EFI_IFR_FORM_SET *) OpCodeData)->Help, sizeof (EFI_STRING_ID));
 | |
|                 *FormSetGuid = AllocateCopyPool (sizeof (EFI_GUID), &((EFI_IFR_FORM_SET *) OpCodeData)->Guid);
 | |
|                 ASSERT (*FormSetGuid != NULL);
 | |
|                 FreePool (HiiPackageList);
 | |
|                 return TRUE;
 | |
|               }
 | |
|               ClassGuid ++;
 | |
|             }
 | |
|            } else {
 | |
|              CopyMem (FormSetTitle, &((EFI_IFR_FORM_SET *) OpCodeData)->FormSetTitle, sizeof (EFI_STRING_ID));
 | |
|              CopyMem (FormSetHelp, &((EFI_IFR_FORM_SET *) OpCodeData)->Help, sizeof (EFI_STRING_ID));
 | |
|              *FormSetGuid = AllocateCopyPool (sizeof (EFI_GUID), &((EFI_IFR_FORM_SET *) OpCodeData)->Guid);
 | |
|              ASSERT (*FormSetGuid != NULL);
 | |
|              FreePool (HiiPackageList);
 | |
|              return TRUE;
 | |
|           }
 | |
|         }
 | |
|       }
 | |
|     }
 | |
|     
 | |
|     //
 | |
|     // Go to next package
 | |
|     //
 | |
|     Offset += PackageHeader.Length;
 | |
|   }
 | |
| 
 | |
|   FreePool (HiiPackageList);
 | |
| 
 | |
|   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;
 | |
|   StrCpyS (String, BufferLen / sizeof (CHAR16), 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 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_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;
 | |
| 
 | |
|   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; 
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Get HiiHandle total number.
 | |
| 
 | |
|   @param   HiiHandles              The input HiiHandle array.
 | |
| 
 | |
|   @retval  the Hiihandle count.
 | |
| 
 | |
| **/
 | |
| UINTN
 | |
| GetHiiHandleCount (
 | |
|   IN EFI_HII_HANDLE              *HiiHandles
 | |
|   )
 | |
| {
 | |
|   UINTN  Index;
 | |
| 
 | |
|   for (Index = 0; HiiHandles[Index] != NULL; Index++) {
 | |
|   }
 | |
| 
 | |
|   return Index;
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Insert the new HiiHandle + FormsetGuid at the NewPair[InsertOffset].
 | |
| 
 | |
|   @param   HiiHandles              The input HiiHandle array.
 | |
|   @param   GuidLists               The input form set guid lists.
 | |
|   @param   ArrayCount              The input array count, new array will be arraycount + 1 size.
 | |
|   @param   Offset                  The current used HiiHandle's Offset. 
 | |
|   @param   FormSetGuid             The new found formset guid.
 | |
| 
 | |
| **/
 | |
| VOID
 | |
| AdjustArrayData (
 | |
|   IN OUT EFI_HII_HANDLE              **HiiHandles,
 | |
|   IN OUT EFI_GUID                    ***GuidLists,
 | |
|   IN     UINTN                       ArrayCount,
 | |
|   IN     UINTN                       Offset,
 | |
|   IN     EFI_GUID                    *FormSetGuid
 | |
|   )
 | |
| {
 | |
|   EFI_HII_HANDLE              *NewHiiHandles;
 | |
|   EFI_GUID                    **NewGuidLists;
 | |
| 
 | |
|   //
 | |
|   // +2 means include the new HiiHandle and the last empty NULL pointer.
 | |
|   //
 | |
|   NewHiiHandles = AllocateZeroPool ((ArrayCount + 2) * sizeof (EFI_HII_HANDLE));
 | |
|   ASSERT (NewHiiHandles != NULL);
 | |
| 
 | |
|   CopyMem (NewHiiHandles, *HiiHandles, Offset * sizeof (EFI_HII_HANDLE));
 | |
|   NewHiiHandles[Offset] = NewHiiHandles[Offset - 1];
 | |
|   CopyMem (NewHiiHandles + Offset + 1, *HiiHandles + Offset, (ArrayCount - Offset) * sizeof (EFI_HII_HANDLE));
 | |
| 
 | |
|   NewGuidLists = AllocateZeroPool ((ArrayCount + 2) * sizeof (EFI_GUID *));
 | |
|   ASSERT (NewGuidLists != NULL);
 | |
| 
 | |
|   CopyMem (NewGuidLists, *GuidLists, Offset * sizeof (EFI_GUID *));
 | |
|   NewGuidLists[Offset] = FormSetGuid;
 | |
| 
 | |
|   FreePool (*HiiHandles);
 | |
|   *HiiHandles = NewHiiHandles;
 | |
|   FreePool (*GuidLists);
 | |
|   *GuidLists = NewGuidLists;
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Call the browser and display the device manager to allow user
 | |
|   to configure the platform.
 | |
| 
 | |
|   This function create the dynamic content for device manager. It includes
 | |
|   section header for all class of devices, one-of opcode to set VBIOS.
 | |
|   
 | |
|   @retval  EFI_SUCCESS             Operation is successful.
 | |
|   @return  Other values if failed to clean up the dynamic content from HII
 | |
|            database.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| CallDeviceManager (
 | |
|   VOID
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                  Status;
 | |
|   UINTN                       Index;
 | |
|   EFI_STRING                  String;
 | |
|   EFI_STRING_ID               Token;
 | |
|   EFI_STRING_ID               TokenHelp;
 | |
|   EFI_HII_HANDLE              *HiiHandles;
 | |
|   EFI_HII_HANDLE              HiiHandle;
 | |
|   EFI_STRING_ID               FormSetTitle;
 | |
|   EFI_STRING_ID               FormSetHelp;
 | |
|   EFI_BROWSER_ACTION_REQUEST  ActionRequest;
 | |
|   VOID                        *StartOpCodeHandle;
 | |
|   VOID                        *EndOpCodeHandle;
 | |
|   EFI_IFR_GUID_LABEL          *StartLabel;
 | |
|   EFI_IFR_GUID_LABEL          *EndLabel;
 | |
|   UINTN                       NumHandles;
 | |
|   EFI_HANDLE                  *DriverHealthHandles;
 | |
|   BOOLEAN                     AddNetworkMenu;
 | |
|   UINTN                       AddItemCount;
 | |
|   UINTN                       NewStringLen;
 | |
|   EFI_STRING                  NewStringTitle;
 | |
|   EFI_GUID                    **GuidLists;
 | |
|   UINTN                       HandleNum;
 | |
|   UINTN                       SkipCount;
 | |
|   EFI_GUID                    *FormSetGuid;
 | |
| 
 | |
|   GuidLists     = NULL;
 | |
|   HiiHandles    = NULL;
 | |
|   Status        = EFI_SUCCESS;
 | |
|   gCallbackKey  = 0;
 | |
|   NumHandles    = 0;
 | |
|   DriverHealthHandles = NULL;
 | |
|   AddNetworkMenu = FALSE;
 | |
|   AddItemCount   = 0;
 | |
|   SkipCount      = 0;
 | |
|   FormSetGuid    = NULL;
 | |
| 
 | |
|   //
 | |
|   // Connect all prior to entering the platform setup menu.
 | |
|   //
 | |
|   if (!gConnectAllHappened) {
 | |
|     BdsLibConnectAllDriversToAllControllers ();
 | |
|     gConnectAllHappened = TRUE;
 | |
|   }
 | |
| 
 | |
|   HiiHandle = gDeviceManagerPrivate.HiiHandle;
 | |
|   if (HiiHandle == NULL) {
 | |
|     //
 | |
|     // Publish our HII data.
 | |
|     //
 | |
|     HiiHandle = HiiAddPackages (
 | |
|                   &gDeviceManagerFormSetGuid,
 | |
|                   gDeviceManagerPrivate.DriverHandle,
 | |
|                   DeviceManagerVfrBin,
 | |
|                   BdsDxeStrings,
 | |
|                   NULL
 | |
|                   );
 | |
|     if (HiiHandle == NULL) {
 | |
|       return EFI_OUT_OF_RESOURCES;
 | |
|     }
 | |
| 
 | |
|     gDeviceManagerPrivate.HiiHandle = HiiHandle;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // 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(mSelectedMacAddrString) * 2;
 | |
|     NewStringLen += (StrLen(String) + 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
 | |
|   //
 | |
|   StartOpCodeHandle = HiiAllocateOpCodeHandle ();
 | |
|   ASSERT (StartOpCodeHandle != NULL);
 | |
| 
 | |
|   EndOpCodeHandle = HiiAllocateOpCodeHandle ();
 | |
|   ASSERT (EndOpCodeHandle != NULL);
 | |
| 
 | |
|   //
 | |
|   // Create Hii Extend Label OpCode as the start opcode
 | |
|   //
 | |
|   StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
 | |
|   StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
 | |
|   //
 | |
|   // According to the next show Form id(mNextShowFormId) to decide which form need to update.
 | |
|   //
 | |
|   StartLabel->Number       = (UINT16) (LABEL_FORM_ID_OFFSET + mNextShowFormId);
 | |
| 
 | |
|   //
 | |
|   // Create Hii Extend Label OpCode as the end opcode
 | |
|   //
 | |
|   EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
 | |
|   EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
 | |
|   EndLabel->Number       = LABEL_END;
 | |
| 
 | |
|   //
 | |
|   // Get all the Hii handles
 | |
|   //
 | |
|   HiiHandles = HiiGetHiiHandles (NULL);
 | |
|   ASSERT (HiiHandles != NULL);
 | |
| 
 | |
|   HandleNum = GetHiiHandleCount (HiiHandles);
 | |
|   GuidLists = AllocateZeroPool ((HandleNum + 1) * sizeof (EFI_GUID *));
 | |
|   ASSERT (GuidLists != NULL);
 | |
| 
 | |
|   //
 | |
|   // 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, SkipCount, &FormSetTitle, &FormSetHelp, &FormSetGuid)) {
 | |
|       SkipCount = 0;
 | |
|       continue;
 | |
|     }
 | |
| 
 | |
|     //
 | |
|     // One HiiHandle has more than one formset can be shown, 
 | |
|     // Insert a new pair of HiiHandle + Guid to the HiiHandles and GuidLists list.
 | |
|     // 
 | |
|     if (SkipCount > 0) {
 | |
|       AdjustArrayData (&HiiHandles, &GuidLists, HandleNum, Index + 1, FormSetGuid);
 | |
|       HandleNum ++;
 | |
|       Index ++;
 | |
|     }
 | |
| 
 | |
|     String = HiiGetString (HiiHandles[Index], FormSetTitle, NULL);
 | |
|     if (String == NULL) {
 | |
|       String = HiiGetString (HiiHandle, STR_MISSING_STRING, NULL);
 | |
|       ASSERT (String != NULL);
 | |
|     }
 | |
|     Token = HiiSetString (HiiHandle, 0, String, NULL);
 | |
|     FreePool (String);
 | |
| 
 | |
|     String = HiiGetString (HiiHandles[Index], FormSetHelp, NULL);
 | |
|     if (String == NULL) {
 | |
|       String = HiiGetString (HiiHandle, STR_MISSING_STRING, NULL);
 | |
|       ASSERT (String != NULL);
 | |
|     }
 | |
|     TokenHelp = HiiSetString (HiiHandle, 0, String, NULL);
 | |
|     FreePool (String);
 | |
| 
 | |
|     //
 | |
|     // Network device process
 | |
|     // 
 | |
|     if (IsNeedAddNetworkMenu (HiiHandles[Index], &AddItemCount)) {
 | |
|       if (mNextShowFormId == DEVICE_MANAGER_FORM_ID) {
 | |
|         //
 | |
|         // Only show one menu item "Network Config" in the device manger form.
 | |
|         //
 | |
|         if (!AddNetworkMenu) {
 | |
|           AddNetworkMenu = TRUE;
 | |
|           HiiCreateGotoOpCode (
 | |
|             StartOpCodeHandle,
 | |
|             INVALID_FORM_ID,
 | |
|             STRING_TOKEN (STR_FORM_NETWORK_DEVICE_LIST_TITLE),
 | |
|             STRING_TOKEN (STR_FORM_NETWORK_DEVICE_LIST_HELP),
 | |
|             EFI_IFR_FLAG_CALLBACK,
 | |
|             (EFI_QUESTION_ID) QUESTION_NETWORK_DEVICE_ID
 | |
|             );
 | |
|         }
 | |
|       } else if (mNextShowFormId == NETWORK_DEVICE_LIST_FORM_ID) {
 | |
|         //
 | |
|         // In network device list form, same mac address device only show one menu.
 | |
|         //
 | |
|         while (AddItemCount > 0) {
 | |
|             HiiCreateGotoOpCode (
 | |
|               StartOpCodeHandle,
 | |
|               INVALID_FORM_ID,
 | |
|               mMacDeviceList.NodeList[mMacDeviceList.CurListLen - AddItemCount].PromptId,
 | |
|               STRING_TOKEN (STR_NETWORK_DEVICE_HELP),
 | |
|               EFI_IFR_FLAG_CALLBACK,
 | |
|               mMacDeviceList.NodeList[mMacDeviceList.CurListLen - AddItemCount].QuestionId
 | |
|               );
 | |
|             AddItemCount -= 1;
 | |
|           }
 | |
|       } else if (mNextShowFormId == NETWORK_DEVICE_FORM_ID) {
 | |
|         //
 | |
|         // In network device form, only the selected mac address device need to be show.
 | |
|         //
 | |
|         HiiCreateGotoOpCode (
 | |
|           StartOpCodeHandle,
 | |
|           INVALID_FORM_ID,
 | |
|           Token,
 | |
|           TokenHelp,
 | |
|           EFI_IFR_FLAG_CALLBACK,
 | |
|           (EFI_QUESTION_ID) (Index + DEVICE_KEY_OFFSET)
 | |
|           );
 | |
|       }
 | |
|     } else {
 | |
|       //
 | |
|       // 
 | |
|       // Not network device process, only need to show at device manger form.
 | |
|       //
 | |
|       if (mNextShowFormId == DEVICE_MANAGER_FORM_ID) {
 | |
|         HiiCreateGotoOpCode (
 | |
|           StartOpCodeHandle,
 | |
|           INVALID_FORM_ID,
 | |
|           Token,
 | |
|           TokenHelp,
 | |
|           EFI_IFR_FLAG_CALLBACK,
 | |
|           (EFI_QUESTION_ID) (Index + DEVICE_KEY_OFFSET)
 | |
|           );
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     //
 | |
|     // Try to find more formset in this HiiHandle.
 | |
|     //
 | |
|     SkipCount++;
 | |
|     Index--;
 | |
|   }
 | |
| 
 | |
|   Status = gBS->LocateHandleBuffer (
 | |
|                 ByProtocol,
 | |
|                 &gEfiDriverHealthProtocolGuid,
 | |
|                 NULL,
 | |
|                 &NumHandles,
 | |
|                 &DriverHealthHandles
 | |
|                 );
 | |
| 
 | |
|   //
 | |
|   // If there are no drivers installed driver health protocol, do not create driver health entry in UI
 | |
|   //
 | |
|   if (NumHandles != 0) {
 | |
|     //
 | |
|     // If driver health protocol is installed, create Driver Health subtitle and entry
 | |
|     //
 | |
|     HiiCreateSubTitleOpCode (StartOpCodeHandle, STRING_TOKEN (STR_DM_DRIVER_HEALTH_TITLE), 0, 0, 0);
 | |
|     HiiCreateGotoOpCode (
 | |
|       StartOpCodeHandle,
 | |
|       DRIVER_HEALTH_FORM_ID,
 | |
|       STRING_TOKEN(STR_DRIVER_HEALTH_ALL_HEALTHY),      // Prompt text
 | |
|       STRING_TOKEN(STR_DRIVER_HEALTH_STATUS_HELP),      // Help text
 | |
|       EFI_IFR_FLAG_CALLBACK,
 | |
|       DEVICE_MANAGER_KEY_DRIVER_HEALTH                  // Question ID
 | |
|       );
 | |
| 
 | |
|     //
 | |
|     // Check All Driver health status
 | |
|     //
 | |
|     if (!PlaformHealthStatusCheck ()) {
 | |
|       //
 | |
|       // At least one driver in the platform are not in healthy status
 | |
|       //
 | |
|       HiiSetString (HiiHandle, STRING_TOKEN (STR_DRIVER_HEALTH_ALL_HEALTHY), GetStringById (STRING_TOKEN (STR_DRIVER_NOT_HEALTH)), NULL);
 | |
|     } else {
 | |
|       //
 | |
|       // For the string of STR_DRIVER_HEALTH_ALL_HEALTHY previously has been updated and we need to update it while re-entry.
 | |
|       //
 | |
|       HiiSetString (HiiHandle, STRING_TOKEN (STR_DRIVER_HEALTH_ALL_HEALTHY), GetStringById (STRING_TOKEN (STR_DRIVER_HEALTH_ALL_HEALTHY)), NULL);
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   HiiUpdateForm (
 | |
|     HiiHandle,
 | |
|     &gDeviceManagerFormSetGuid,
 | |
|     mNextShowFormId,
 | |
|     StartOpCodeHandle,
 | |
|     EndOpCodeHandle
 | |
|     );
 | |
| 
 | |
|   ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
 | |
|   Status = gFormBrowser2->SendForm (
 | |
|                            gFormBrowser2,
 | |
|                            &HiiHandle,
 | |
|                            1,
 | |
|                            &gDeviceManagerFormSetGuid,
 | |
|                            mNextShowFormId,
 | |
|                            NULL,
 | |
|                            &ActionRequest
 | |
|                            );
 | |
|   if (ActionRequest == EFI_BROWSER_ACTION_REQUEST_RESET) {
 | |
|     EnableResetRequired ();
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // We will have returned from processing a callback, selected
 | |
|   // a target to display
 | |
|   //
 | |
|   if ((gCallbackKey >= DEVICE_KEY_OFFSET)) {
 | |
|     ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
 | |
|     Status = gFormBrowser2->SendForm (
 | |
|                              gFormBrowser2,
 | |
|                              &HiiHandles[gCallbackKey - DEVICE_KEY_OFFSET],
 | |
|                              1,
 | |
|                              GuidLists[gCallbackKey - DEVICE_KEY_OFFSET],
 | |
|                              0,
 | |
|                              NULL,
 | |
|                              &ActionRequest
 | |
|                              );
 | |
| 
 | |
|     if (ActionRequest == EFI_BROWSER_ACTION_REQUEST_RESET) {
 | |
|       EnableResetRequired ();
 | |
|     }
 | |
| 
 | |
|     //
 | |
|     // Force return to Device Manager
 | |
|     //
 | |
|     gCallbackKey = FRONT_PAGE_KEY_DEVICE_MANAGER;
 | |
|     goto Done;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Driver Health item chose. 
 | |
|   //
 | |
|   if (gCallbackKey == DEVICE_MANAGER_KEY_DRIVER_HEALTH) {
 | |
|     CallDriverHealth ();
 | |
|     //
 | |
|     // 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 = (UINT16) (mNextShowFormId - 1);
 | |
|     gCallbackKey = FRONT_PAGE_KEY_DEVICE_MANAGER;
 | |
|   }
 | |
| 
 | |
| Done:
 | |
|   //
 | |
|   // Remove our packagelist from HII database.
 | |
|   //
 | |
|   HiiRemovePackages (HiiHandle);
 | |
|   gDeviceManagerPrivate.HiiHandle = NULL;
 | |
| 
 | |
|   HiiFreeOpCodeHandle (StartOpCodeHandle);
 | |
|   HiiFreeOpCodeHandle (EndOpCodeHandle);
 | |
|   FreePool (HiiHandles);
 | |
| 
 | |
|   for (Index = 0; Index < HandleNum; Index++) {
 | |
|     if (GuidLists[Index] != NULL) {
 | |
|       FreePool (GuidLists[Index]);
 | |
|     }
 | |
|   }
 | |
|   FreePool (GuidLists);
 | |
| 
 | |
|   return Status;
 | |
| }
 | |
| 
 | |
| /**
 | |
|   This function is invoked if user selected a interactive opcode from Driver Health's
 | |
|   Formset. The decision by user is saved to gCallbackKey for later processing.
 | |
| 
 | |
|   @param This            Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
 | |
|   @param Action          Specifies the type of action taken by the browser.
 | |
|   @param QuestionId      A unique value which is sent to the original exporting driver
 | |
|                          so that it can identify the type of data to expect.
 | |
|   @param Type            The type of value for the question.
 | |
|   @param Value           A pointer to the data being sent to the original exporting driver.
 | |
|   @param ActionRequest   On return, points to the action requested by the callback function.
 | |
| 
 | |
|   @retval  EFI_SUCCESS           The callback successfully handled the action.
 | |
|   @retval  EFI_INVALID_PARAMETER The setup browser call this function with invalid parameters.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| EFIAPI
 | |
| DriverHealthCallback (
 | |
|   IN  CONST EFI_HII_CONFIG_ACCESS_PROTOCOL   *This,
 | |
|   IN  EFI_BROWSER_ACTION                     Action,
 | |
|   IN  EFI_QUESTION_ID                        QuestionId,
 | |
|   IN  UINT8                                  Type,
 | |
|   IN  EFI_IFR_TYPE_VALUE                     *Value,
 | |
|   OUT EFI_BROWSER_ACTION_REQUEST             *ActionRequest
 | |
|   )
 | |
| {
 | |
|   if (Action == EFI_BROWSER_ACTION_CHANGED) {
 | |
|     if ((Value == NULL) || (ActionRequest == NULL)) {
 | |
|       return EFI_INVALID_PARAMETER;
 | |
|     }
 | |
| 
 | |
|     gCallbackKey = QuestionId;
 | |
| 
 | |
|     //
 | |
|     // Request to exit SendForm(), so as to switch to selected form
 | |
|     //
 | |
|     *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
 | |
| 
 | |
|     return EFI_SUCCESS;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // All other action return unsupported.
 | |
|   //
 | |
|   return EFI_UNSUPPORTED;
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Collect and display the platform's driver health relative information, allow user to do interactive 
 | |
|   operation while the platform is unhealthy.
 | |
| 
 | |
|   This function display a form which divided into two parts. The one list all modules which has installed 
 | |
|   driver health protocol. The list usually contain driver name, controller name, and it's health info.
 | |
|   While the driver name can't be retrieved, will use device path as backup. The other part of the form provide
 | |
|   a choice to the user to repair all platform.
 | |
| 
 | |
| **/
 | |
| VOID
 | |
| CallDriverHealth (
 | |
|   VOID
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                  Status; 
 | |
|   EFI_HII_HANDLE              HiiHandle;
 | |
|   EFI_BROWSER_ACTION_REQUEST  ActionRequest;
 | |
|   EFI_IFR_GUID_LABEL          *StartLabel;
 | |
|   EFI_IFR_GUID_LABEL          *StartLabelRepair;
 | |
|   EFI_IFR_GUID_LABEL          *EndLabel;
 | |
|   EFI_IFR_GUID_LABEL          *EndLabelRepair;
 | |
|   VOID                        *StartOpCodeHandle;
 | |
|   VOID                        *EndOpCodeHandle;
 | |
|   VOID                        *StartOpCodeHandleRepair;
 | |
|   VOID                        *EndOpCodeHandleRepair;
 | |
|   UINTN                       Index;
 | |
|   EFI_STRING_ID               Token;
 | |
|   EFI_STRING_ID               TokenHelp;
 | |
|   EFI_STRING                  String;
 | |
|   EFI_STRING                  TmpString;
 | |
|   EFI_STRING                  DriverName;
 | |
|   EFI_STRING                  ControllerName;
 | |
|   LIST_ENTRY                  DriverHealthList;
 | |
|   DRIVER_HEALTH_INFO          *DriverHealthInfo;
 | |
|   LIST_ENTRY                  *Link;
 | |
|   EFI_DEVICE_PATH_PROTOCOL    *DriverDevicePath;
 | |
|   BOOLEAN                     RebootRequired;
 | |
|   BOOLEAN                     IsControllerNameEmpty;
 | |
|   UINTN                       StringSize;
 | |
| 
 | |
|   Index               = 0;
 | |
|   DriverHealthInfo    = NULL;  
 | |
|   DriverDevicePath    = NULL;
 | |
|   IsControllerNameEmpty = FALSE;
 | |
|   InitializeListHead (&DriverHealthList);
 | |
| 
 | |
|   HiiHandle = gDeviceManagerPrivate.DriverHealthHiiHandle;
 | |
|   if (HiiHandle == NULL) {
 | |
|     //
 | |
|     // Publish Driver Health HII data.
 | |
|     //
 | |
|     HiiHandle = HiiAddPackages (
 | |
|                   &gDeviceManagerFormSetGuid,
 | |
|                   gDeviceManagerPrivate.DriverHealthHandle,
 | |
|                   DriverHealthVfrBin,
 | |
|                   BdsDxeStrings,
 | |
|                   NULL
 | |
|                   );
 | |
|     if (HiiHandle == NULL) {
 | |
|       return;
 | |
|     }
 | |
| 
 | |
|     gDeviceManagerPrivate.DriverHealthHiiHandle = HiiHandle;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Allocate space for creation of UpdateData Buffer
 | |
|   //
 | |
|   StartOpCodeHandle = HiiAllocateOpCodeHandle ();
 | |
|   ASSERT (StartOpCodeHandle != NULL);
 | |
| 
 | |
|   EndOpCodeHandle = HiiAllocateOpCodeHandle ();
 | |
|   ASSERT (EndOpCodeHandle != NULL);
 | |
| 
 | |
|   StartOpCodeHandleRepair = HiiAllocateOpCodeHandle ();
 | |
|   ASSERT (StartOpCodeHandleRepair != NULL);
 | |
| 
 | |
|   EndOpCodeHandleRepair = HiiAllocateOpCodeHandle ();
 | |
|   ASSERT (EndOpCodeHandleRepair != NULL);
 | |
| 
 | |
|   //
 | |
|   // Create Hii Extend Label OpCode as the start opcode
 | |
|   //
 | |
|   StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
 | |
|   StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
 | |
|   StartLabel->Number       = LABEL_DRIVER_HEALTH;
 | |
| 
 | |
|   //
 | |
|   // Create Hii Extend Label OpCode as the start opcode
 | |
|   //
 | |
|   StartLabelRepair = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandleRepair, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
 | |
|   StartLabelRepair->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
 | |
|   StartLabelRepair->Number       = LABEL_DRIVER_HEALTH_REAPIR_ALL;
 | |
| 
 | |
|   //
 | |
|   // Create Hii Extend Label OpCode as the end opcode
 | |
|   //
 | |
|   EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
 | |
|   EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
 | |
|   EndLabel->Number       = LABEL_DRIVER_HEALTH_END;
 | |
| 
 | |
|   //
 | |
|   // Create Hii Extend Label OpCode as the end opcode
 | |
|   //
 | |
|   EndLabelRepair = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandleRepair, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
 | |
|   EndLabelRepair->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
 | |
|   EndLabelRepair->Number       = LABEL_DRIVER_HEALTH_REAPIR_ALL_END;
 | |
| 
 | |
|   HiiCreateSubTitleOpCode (StartOpCodeHandle, STRING_TOKEN (STR_DH_STATUS_LIST), 0, 0, 1);
 | |
| 
 | |
|   Status = GetAllControllersHealthStatus (&DriverHealthList);
 | |
|   ASSERT (Status != EFI_OUT_OF_RESOURCES);
 | |
| 
 | |
|   Link = GetFirstNode (&DriverHealthList);
 | |
| 
 | |
|   while (!IsNull (&DriverHealthList, Link)) {   
 | |
|     DriverHealthInfo = DEVICE_MANAGER_HEALTH_INFO_FROM_LINK (Link);    
 | |
| 
 | |
|     Status = DriverHealthGetDriverName (DriverHealthInfo->DriverHandle, &DriverName);
 | |
|     if (EFI_ERROR (Status)) {
 | |
|       //
 | |
|       // Can not get the Driver name, so use the Device path
 | |
|       //
 | |
|       DriverDevicePath = DevicePathFromHandle (DriverHealthInfo->DriverHandle);
 | |
|       DriverName       = DevicePathToStr (DriverDevicePath);
 | |
|     }
 | |
|     StringSize = StrSize (DriverName);
 | |
| 
 | |
|     Status = DriverHealthGetControllerName (
 | |
|                DriverHealthInfo->DriverHandle, 
 | |
|                DriverHealthInfo->ControllerHandle, 
 | |
|                DriverHealthInfo->ChildHandle, 
 | |
|                &ControllerName
 | |
|                );
 | |
| 
 | |
|     if (!EFI_ERROR (Status)) {
 | |
|       IsControllerNameEmpty = FALSE;
 | |
|       StringSize += StrLen (L"    ") * sizeof(CHAR16);
 | |
|       StringSize += StrLen (ControllerName) * sizeof(CHAR16);
 | |
|     } else {
 | |
|       IsControllerNameEmpty = TRUE;
 | |
|     }
 | |
|    
 | |
|     //
 | |
|     // Add the message of the Module itself provided after the string item.
 | |
|     //
 | |
|     if ((DriverHealthInfo->MessageList != NULL) && (DriverHealthInfo->MessageList->StringId != 0)) {
 | |
|        TmpString = HiiGetString (
 | |
|                      DriverHealthInfo->MessageList->HiiHandle, 
 | |
|                      DriverHealthInfo->MessageList->StringId, 
 | |
|                      NULL
 | |
|                      );
 | |
|        ASSERT (TmpString != NULL);
 | |
|        
 | |
|        StringSize += StrLen (L"    ") * sizeof(CHAR16);
 | |
|        StringSize += StrLen (TmpString) * sizeof(CHAR16);
 | |
| 
 | |
|        String = (EFI_STRING) AllocateZeroPool (StringSize);
 | |
|        ASSERT (String != NULL);
 | |
|        
 | |
|        StrCpyS (String, StringSize / sizeof(CHAR16), DriverName);
 | |
|        if (!IsControllerNameEmpty) {
 | |
|         StrCatS (String, StringSize / sizeof(CHAR16), L"    ");
 | |
|         StrCatS (String, StringSize / sizeof(CHAR16), ControllerName);
 | |
|        }
 | |
| 
 | |
|        StrCatS (String, StringSize / sizeof(CHAR16), L"    ");
 | |
|        StrCatS (String, StringSize / sizeof(CHAR16), TmpString);
 | |
| 
 | |
|     } else {
 | |
|       //
 | |
|       // Update the string will be displayed base on the driver's health status
 | |
|       //
 | |
|       switch(DriverHealthInfo->HealthStatus) {
 | |
|       case EfiDriverHealthStatusRepairRequired:
 | |
|         TmpString = GetStringById (STRING_TOKEN (STR_REPAIR_REQUIRED));
 | |
|         break;
 | |
|       case EfiDriverHealthStatusConfigurationRequired:
 | |
|         TmpString = GetStringById (STRING_TOKEN (STR_CONFIGURATION_REQUIRED));
 | |
|         break;
 | |
|       case EfiDriverHealthStatusFailed:
 | |
|         TmpString = GetStringById (STRING_TOKEN (STR_OPERATION_FAILED));
 | |
|         break;
 | |
|       case EfiDriverHealthStatusReconnectRequired:
 | |
|         TmpString = GetStringById (STRING_TOKEN (STR_RECONNECT_REQUIRED));
 | |
|         break;
 | |
|       case EfiDriverHealthStatusRebootRequired:
 | |
|         TmpString = GetStringById (STRING_TOKEN (STR_REBOOT_REQUIRED));
 | |
|         break;
 | |
|       default:
 | |
|         TmpString = GetStringById (STRING_TOKEN (STR_DRIVER_HEALTH_HEALTHY));
 | |
|         break;
 | |
|       }
 | |
|       ASSERT (TmpString != NULL);
 | |
| 
 | |
|       StringSize += StrLen (TmpString) * sizeof(CHAR16);
 | |
| 
 | |
|       String = (EFI_STRING) AllocateZeroPool (StringSize);
 | |
|       ASSERT (String != NULL);
 | |
|       
 | |
|       StrCpyS (String, StringSize / sizeof (CHAR16), DriverName);
 | |
|       if (!IsControllerNameEmpty) {
 | |
|         StrCatS (String, StringSize / sizeof (CHAR16), L"    ");
 | |
|         StrCatS (String, StringSize / sizeof (CHAR16), ControllerName);
 | |
|       }
 | |
| 
 | |
|       StrCatS (String, StringSize / sizeof (CHAR16), TmpString);
 | |
|     }
 | |
| 
 | |
|     FreePool (TmpString);
 | |
| 
 | |
|     Token = HiiSetString (HiiHandle, 0, String, NULL);
 | |
|     FreePool (String);
 | |
| 
 | |
|     TokenHelp = HiiSetString (HiiHandle, 0, GetStringById( STRING_TOKEN (STR_DH_REPAIR_SINGLE_HELP)), NULL);
 | |
| 
 | |
|     HiiCreateActionOpCode (
 | |
|       StartOpCodeHandle,
 | |
|       (EFI_QUESTION_ID) (Index + DRIVER_HEALTH_KEY_OFFSET),
 | |
|       Token,
 | |
|       TokenHelp,
 | |
|       EFI_IFR_FLAG_CALLBACK,
 | |
|       0
 | |
|       );
 | |
|     Index++;
 | |
|     Link = GetNextNode (&DriverHealthList, Link);
 | |
|   }
 | |
|    
 | |
|   //
 | |
|   // Add End Opcode for Subtitle
 | |
|   // 
 | |
|   HiiCreateEndOpCode (StartOpCodeHandle);
 | |
| 
 | |
|   HiiCreateSubTitleOpCode (StartOpCodeHandleRepair, STRING_TOKEN (STR_DRIVER_HEALTH_REPAIR_ALL), 0, 0, 1);
 | |
|   TokenHelp = HiiSetString (HiiHandle, 0, GetStringById( STRING_TOKEN (STR_DH_REPAIR_ALL_HELP)), NULL);  
 | |
| 
 | |
|   if (PlaformHealthStatusCheck ()) {
 | |
|     //
 | |
|     // No action need to do for the platform
 | |
|     //
 | |
|     Token = HiiSetString (HiiHandle, 0, GetStringById( STRING_TOKEN (STR_DRIVER_HEALTH_ALL_HEALTHY)), NULL);
 | |
|     HiiCreateActionOpCode (
 | |
|       StartOpCodeHandleRepair,
 | |
|       0,
 | |
|       Token,
 | |
|       TokenHelp,
 | |
|       EFI_IFR_FLAG_READ_ONLY,
 | |
|       0
 | |
|       );
 | |
|   } else {
 | |
|     //
 | |
|     // Create ActionOpCode only while the platform need to do health related operation.
 | |
|     //
 | |
|     Token = HiiSetString (HiiHandle, 0, GetStringById( STRING_TOKEN (STR_DH_REPAIR_ALL_TITLE)), NULL);
 | |
|     HiiCreateActionOpCode (
 | |
|       StartOpCodeHandleRepair,
 | |
|       (EFI_QUESTION_ID) DRIVER_HEALTH_REPAIR_ALL_KEY,
 | |
|       Token,
 | |
|       TokenHelp,
 | |
|       EFI_IFR_FLAG_CALLBACK,
 | |
|       0
 | |
|       );
 | |
|   }
 | |
| 
 | |
|   HiiCreateEndOpCode (StartOpCodeHandleRepair);
 | |
| 
 | |
|   Status = HiiUpdateForm (
 | |
|              HiiHandle,
 | |
|              &gDriverHealthFormSetGuid,
 | |
|              DRIVER_HEALTH_FORM_ID,
 | |
|              StartOpCodeHandle,
 | |
|              EndOpCodeHandle
 | |
|              );
 | |
|   ASSERT (Status != EFI_NOT_FOUND);
 | |
|   ASSERT (Status != EFI_BUFFER_TOO_SMALL);
 | |
| 
 | |
|   Status = HiiUpdateForm (
 | |
|             HiiHandle,
 | |
|             &gDriverHealthFormSetGuid,
 | |
|             DRIVER_HEALTH_FORM_ID,
 | |
|             StartOpCodeHandleRepair,
 | |
|             EndOpCodeHandleRepair
 | |
|     );
 | |
|   ASSERT (Status != EFI_NOT_FOUND);
 | |
|   ASSERT (Status != EFI_BUFFER_TOO_SMALL);
 | |
| 
 | |
|   ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
 | |
|   Status = gFormBrowser2->SendForm (
 | |
|                            gFormBrowser2,
 | |
|                            &HiiHandle,
 | |
|                            1,
 | |
|                            &gDriverHealthFormSetGuid,
 | |
|                            DRIVER_HEALTH_FORM_ID,
 | |
|                            NULL,
 | |
|                            &ActionRequest
 | |
|                            );
 | |
|   if (ActionRequest == EFI_BROWSER_ACTION_REQUEST_RESET) {
 | |
|     EnableResetRequired ();
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // We will have returned from processing a callback - user either hit ESC to exit, or selected
 | |
|   // a target to display.
 | |
|   // Process the diver health status states here.
 | |
|   // 
 | |
|   if (gCallbackKey >= DRIVER_HEALTH_KEY_OFFSET && gCallbackKey != DRIVER_HEALTH_REPAIR_ALL_KEY) {
 | |
|     ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
 | |
| 
 | |
|     Link = GetFirstNode (&DriverHealthList);
 | |
|     Index = 0;
 | |
| 
 | |
|     while (!IsNull (&DriverHealthList, Link)) {
 | |
|       //
 | |
|       // Got the item relative node in the List
 | |
|       //
 | |
|       if (Index == (gCallbackKey - DRIVER_HEALTH_KEY_OFFSET)) { 
 | |
|         DriverHealthInfo = DEVICE_MANAGER_HEALTH_INFO_FROM_LINK (Link);
 | |
|         //
 | |
|         // Process the driver's healthy status for the specify module
 | |
|         //
 | |
|         RebootRequired = FALSE;
 | |
|         ProcessSingleControllerHealth (
 | |
|           DriverHealthInfo->DriverHealth,
 | |
|           DriverHealthInfo->ControllerHandle,      
 | |
|           DriverHealthInfo->ChildHandle,
 | |
|           DriverHealthInfo->HealthStatus,
 | |
|           &(DriverHealthInfo->MessageList),
 | |
|           DriverHealthInfo->HiiHandle,
 | |
|           &RebootRequired
 | |
|           );
 | |
|         if (RebootRequired) {
 | |
|           gRT->ResetSystem (EfiResetWarm, EFI_SUCCESS, 0, NULL);
 | |
|         }
 | |
|         break;
 | |
|       }
 | |
|       Index++;
 | |
|       Link = GetNextNode (&DriverHealthList, Link);
 | |
|     }
 | |
| 
 | |
|     if (ActionRequest == EFI_BROWSER_ACTION_REQUEST_RESET) {
 | |
|       EnableResetRequired ();
 | |
|     }
 | |
|     
 | |
|     //
 | |
|     // Force return to the form of Driver Health in Device Manager 
 | |
|     //
 | |
|     gCallbackKey = DRIVER_HEALTH_RETURN_KEY;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Repair the whole platform
 | |
|   //
 | |
|   if (gCallbackKey == DRIVER_HEALTH_REPAIR_ALL_KEY) {
 | |
|     ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
 | |
|     
 | |
|     PlatformRepairAll (&DriverHealthList);
 | |
| 
 | |
|     gCallbackKey = DRIVER_HEALTH_RETURN_KEY;
 | |
|   }
 | |
|    
 | |
|   //
 | |
|   // Remove driver health packagelist from HII database.
 | |
|   //
 | |
|   HiiRemovePackages (HiiHandle);
 | |
|   gDeviceManagerPrivate.DriverHealthHiiHandle = NULL;
 | |
| 
 | |
|   //
 | |
|   // Free driver health info list
 | |
|   //
 | |
|   while (!IsListEmpty (&DriverHealthList)) {
 | |
| 
 | |
|     Link = GetFirstNode(&DriverHealthList);
 | |
|     DriverHealthInfo = DEVICE_MANAGER_HEALTH_INFO_FROM_LINK (Link);
 | |
|     RemoveEntryList (Link);
 | |
| 
 | |
|     if (DriverHealthInfo->MessageList != NULL) {
 | |
|       FreePool(DriverHealthInfo->MessageList);
 | |
|       FreePool (DriverHealthInfo);
 | |
|     }   
 | |
|   }
 | |
| 
 | |
|   HiiFreeOpCodeHandle (StartOpCodeHandle);
 | |
|   HiiFreeOpCodeHandle (EndOpCodeHandle); 
 | |
|   HiiFreeOpCodeHandle (StartOpCodeHandleRepair);
 | |
|   HiiFreeOpCodeHandle (EndOpCodeHandleRepair); 
 | |
| 
 | |
|   if (gCallbackKey == DRIVER_HEALTH_RETURN_KEY) {
 | |
|     //
 | |
|     // Force return to Driver Health Form
 | |
|     //
 | |
|     gCallbackKey = DEVICE_MANAGER_KEY_DRIVER_HEALTH;
 | |
|     CallDriverHealth ();
 | |
|   }
 | |
| }
 | |
| 
 | |
| 
 | |
| /**
 | |
|   Check the Driver Health status of a single controller and try to process it if not healthy.
 | |
| 
 | |
|   This function called by CheckAllControllersHealthStatus () function in order to process a specify
 | |
|   contoller's health state.
 | |
| 
 | |
|   @param DriverHealthList   A Pointer to the list contain all of the platform driver health information. 
 | |
|   @param DriverHandle       The handle of driver.
 | |
|   @param ControllerHandle   The class guid specifies which form set will be displayed.
 | |
|   @param ChildHandle        The handle of the child controller to retrieve the health 
 | |
|                             status on.  This is an optional parameter that may be NULL. 
 | |
|   @param DriverHealth       A pointer to the EFI_DRIVER_HEALTH_PROTOCOL instance.
 | |
|   @param HealthStatus       The health status of the controller.
 | |
| 
 | |
|   @retval EFI_INVALID_PARAMETER   HealthStatus or DriverHealth is NULL.
 | |
|   @retval HealthStatus            The Health status of specify controller.
 | |
|   @retval EFI_OUT_OF_RESOURCES    The list of Driver Health Protocol handles can not be retrieved.
 | |
|   @retval EFI_NOT_FOUND           No controller in the platform install Driver Health Protocol.
 | |
|   @retval EFI_SUCCESS             The Health related operation has been taken successfully.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| EFIAPI
 | |
| GetSingleControllerHealthStatus (
 | |
|   IN OUT LIST_ENTRY                   *DriverHealthList,
 | |
|   IN EFI_HANDLE                       DriverHandle,
 | |
|   IN EFI_HANDLE                       ControllerHandle,  OPTIONAL
 | |
|   IN EFI_HANDLE                       ChildHandle,       OPTIONAL
 | |
|   IN EFI_DRIVER_HEALTH_PROTOCOL       *DriverHealth,
 | |
|   IN EFI_DRIVER_HEALTH_STATUS         *HealthStatus
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                     Status;
 | |
|   EFI_DRIVER_HEALTH_HII_MESSAGE  *MessageList;
 | |
|   EFI_HII_HANDLE                 FormHiiHandle;
 | |
|   DRIVER_HEALTH_INFO             *DriverHealthInfo;
 | |
| 
 | |
|   if (HealthStatus == NULL) {
 | |
|     //
 | |
|     // If HealthStatus is NULL, then return EFI_INVALID_PARAMETER
 | |
|     //
 | |
|     return EFI_INVALID_PARAMETER;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Assume the HealthStatus is healthy
 | |
|   //
 | |
|   *HealthStatus = EfiDriverHealthStatusHealthy;
 | |
| 
 | |
|   if (DriverHealth == NULL) {
 | |
|     //
 | |
|     // If DriverHealth is NULL, then return EFI_INVALID_PARAMETER
 | |
|     //
 | |
|     return EFI_INVALID_PARAMETER;
 | |
|   }
 | |
| 
 | |
|   if (ControllerHandle == NULL) {
 | |
|     //
 | |
|     // If ControllerHandle is NULL, the return the cumulative health status of the driver
 | |
|     //
 | |
|     Status = DriverHealth->GetHealthStatus (DriverHealth, NULL, NULL, HealthStatus, NULL, NULL);
 | |
|     if (*HealthStatus == EfiDriverHealthStatusHealthy) {
 | |
|       //
 | |
|       // Add the driver health related information into the list
 | |
|       //
 | |
|       DriverHealthInfo = AllocateZeroPool (sizeof (DRIVER_HEALTH_INFO));
 | |
|       if (DriverHealthInfo == NULL) {
 | |
|         return EFI_OUT_OF_RESOURCES;
 | |
|       }
 | |
| 
 | |
|       DriverHealthInfo->Signature          = DEVICE_MANAGER_DRIVER_HEALTH_INFO_SIGNATURE;
 | |
|       DriverHealthInfo->DriverHandle       = DriverHandle;
 | |
|       DriverHealthInfo->ControllerHandle   = NULL;
 | |
|       DriverHealthInfo->ChildHandle        = NULL;
 | |
|       DriverHealthInfo->HiiHandle          = NULL;
 | |
|       DriverHealthInfo->DriverHealth       = DriverHealth;
 | |
|       DriverHealthInfo->MessageList        = NULL;
 | |
|       DriverHealthInfo->HealthStatus       = *HealthStatus;
 | |
| 
 | |
|       InsertTailList (DriverHealthList, &DriverHealthInfo->Link);
 | |
|     }
 | |
|     return Status;
 | |
|   }
 | |
| 
 | |
|   MessageList   = NULL;
 | |
|   FormHiiHandle = NULL;
 | |
| 
 | |
|   //
 | |
|   // Collect the health status with the optional HII message list
 | |
|   //
 | |
|   Status = DriverHealth->GetHealthStatus (DriverHealth, ControllerHandle, ChildHandle, HealthStatus, &MessageList, &FormHiiHandle);
 | |
| 
 | |
|   if (EFI_ERROR (Status)) {
 | |
|     //
 | |
|     // If the health status could not be retrieved, then return immediately
 | |
|     //
 | |
|     return Status;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Add the driver health related information into the list
 | |
|   //
 | |
|   DriverHealthInfo = AllocateZeroPool (sizeof (DRIVER_HEALTH_INFO));
 | |
|   if (DriverHealthInfo == NULL) {
 | |
|     return EFI_OUT_OF_RESOURCES;
 | |
|   }
 | |
| 
 | |
|   DriverHealthInfo->Signature          = DEVICE_MANAGER_DRIVER_HEALTH_INFO_SIGNATURE; 
 | |
|   DriverHealthInfo->DriverHandle       = DriverHandle;
 | |
|   DriverHealthInfo->ControllerHandle   = ControllerHandle;
 | |
|   DriverHealthInfo->ChildHandle        = ChildHandle;
 | |
|   DriverHealthInfo->HiiHandle          = FormHiiHandle;
 | |
|   DriverHealthInfo->DriverHealth       = DriverHealth;
 | |
|   DriverHealthInfo->MessageList        = MessageList;
 | |
|   DriverHealthInfo->HealthStatus       = *HealthStatus;
 | |
| 
 | |
|   InsertTailList (DriverHealthList, &DriverHealthInfo->Link);
 | |
| 
 | |
|   return EFI_SUCCESS;
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Collects all the EFI Driver Health Protocols currently present in the EFI Handle Database, 
 | |
|   and queries each EFI Driver Health Protocol to determine if one or more of the controllers 
 | |
|   managed by each EFI Driver Health Protocol instance are not healthy.  
 | |
| 
 | |
|   @param DriverHealthList   A Pointer to the list contain all of the platform driver health
 | |
|                             information. 
 | |
| 
 | |
|   @retval    EFI_NOT_FOUND         No controller in the platform install Driver Health Protocol.
 | |
|   @retval    EFI_SUCCESS           All the controllers in the platform are healthy.
 | |
|   @retval    EFI_OUT_OF_RESOURCES  The list of Driver Health Protocol handles can not be retrieved.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| GetAllControllersHealthStatus (
 | |
|   IN OUT LIST_ENTRY  *DriverHealthList
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                 Status; 
 | |
|   UINTN                      NumHandles;
 | |
|   EFI_HANDLE                 *DriverHealthHandles;
 | |
|   EFI_DRIVER_HEALTH_PROTOCOL *DriverHealth;
 | |
|   EFI_DRIVER_HEALTH_STATUS   HealthStatus;
 | |
|   UINTN                      DriverHealthIndex;
 | |
|   EFI_HANDLE                 *Handles;
 | |
|   UINTN                      HandleCount;
 | |
|   UINTN                      ControllerIndex;
 | |
|   UINTN                      ChildIndex;
 | |
|  
 | |
|   //
 | |
|   // Initialize local variables
 | |
|   //
 | |
|   Handles                 = NULL;
 | |
|   DriverHealthHandles     = NULL;
 | |
|   NumHandles              = 0;
 | |
|   HandleCount             = 0;
 | |
| 
 | |
|   HealthStatus = EfiDriverHealthStatusHealthy;
 | |
| 
 | |
|   Status = gBS->LocateHandleBuffer (
 | |
|                   ByProtocol,
 | |
|                   &gEfiDriverHealthProtocolGuid,
 | |
|                   NULL,
 | |
|                   &NumHandles,
 | |
|                   &DriverHealthHandles
 | |
|                   );
 | |
| 
 | |
|   if (Status == EFI_NOT_FOUND || NumHandles == 0) {
 | |
|     //
 | |
|     // If there are no Driver Health Protocols handles, then return EFI_NOT_FOUND
 | |
|     //
 | |
|     return EFI_NOT_FOUND;
 | |
|   }
 | |
| 
 | |
|   if (EFI_ERROR (Status) || DriverHealthHandles == NULL) {
 | |
|     //
 | |
|     // If the list of Driver Health Protocol handles can not be retrieved, then 
 | |
|     // return EFI_OUT_OF_RESOURCES
 | |
|     //
 | |
|     return EFI_OUT_OF_RESOURCES;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Check the health status of all controllers in the platform
 | |
|   // Start by looping through all the Driver Health Protocol handles in the handle database
 | |
|   //
 | |
|   for (DriverHealthIndex = 0; DriverHealthIndex < NumHandles; DriverHealthIndex++) {
 | |
|     //
 | |
|     // Skip NULL Driver Health Protocol handles
 | |
|     //
 | |
|     if (DriverHealthHandles[DriverHealthIndex] == NULL) {
 | |
|       continue;
 | |
|     }
 | |
| 
 | |
|     //
 | |
|     // Retrieve the Driver Health Protocol from DriverHandle
 | |
|     //
 | |
|     Status = gBS->HandleProtocol ( 
 | |
|                     DriverHealthHandles[DriverHealthIndex],
 | |
|                     &gEfiDriverHealthProtocolGuid,
 | |
|                     (VOID **)&DriverHealth
 | |
|                     );
 | |
|     if (EFI_ERROR (Status)) {
 | |
|       //
 | |
|       // If the Driver Health Protocol can not be retrieved, then skip to the next
 | |
|       // Driver Health Protocol handle
 | |
|       //
 | |
|       continue;
 | |
|     }
 | |
| 
 | |
|     //
 | |
|     // Check the health of all the controllers managed by a Driver Health Protocol handle
 | |
|     //
 | |
|     Status = GetSingleControllerHealthStatus (DriverHealthList, DriverHealthHandles[DriverHealthIndex], NULL, NULL, DriverHealth, &HealthStatus);
 | |
| 
 | |
|     //
 | |
|     // If Status is an error code, then the health information could not be retrieved, so assume healthy
 | |
|     // and skip to the next Driver Health Protocol handle
 | |
|     //
 | |
|     if (EFI_ERROR (Status)) {
 | |
|       continue;
 | |
|     }
 | |
| 
 | |
|     //
 | |
|     // If all the controllers managed by this Driver Health Protocol are healthy, then skip to the next 
 | |
|     // Driver Health Protocol handle
 | |
|     //
 | |
|     if (HealthStatus == EfiDriverHealthStatusHealthy) {
 | |
|       continue;
 | |
|     }
 | |
| 
 | |
|     //
 | |
|     // See if the list of all handles in the handle database has been retrieved
 | |
|     //
 | |
|     //
 | |
|     if (Handles == NULL) {
 | |
|       //
 | |
|       // Retrieve the list of all handles from the handle database
 | |
|       //
 | |
|       Status = gBS->LocateHandleBuffer (
 | |
|         AllHandles,
 | |
|         NULL,
 | |
|         NULL,
 | |
|         &HandleCount,
 | |
|         &Handles
 | |
|         );
 | |
|       if (EFI_ERROR (Status) || Handles == NULL) {
 | |
|         //
 | |
|         // If all the handles in the handle database can not be retrieved, then 
 | |
|         // return EFI_OUT_OF_RESOURCES
 | |
|         //
 | |
|         Status = EFI_OUT_OF_RESOURCES;
 | |
|         goto Done;
 | |
|       }
 | |
|     }
 | |
|     //
 | |
|     // Loop through all the controller handles in the handle database
 | |
|     //
 | |
|     for (ControllerIndex = 0; ControllerIndex < HandleCount; ControllerIndex++) {
 | |
|       //
 | |
|       // Skip NULL controller handles
 | |
|       //
 | |
|       if (Handles[ControllerIndex] == NULL) {
 | |
|         continue;
 | |
|       }
 | |
| 
 | |
|       Status = GetSingleControllerHealthStatus (DriverHealthList, DriverHealthHandles[DriverHealthIndex], Handles[ControllerIndex], NULL, DriverHealth, &HealthStatus);
 | |
|       if (EFI_ERROR (Status)) {
 | |
|         //
 | |
|         // If Status is an error code, then the health information could not be retrieved, so assume healthy
 | |
|         //
 | |
|         HealthStatus = EfiDriverHealthStatusHealthy;
 | |
|       }
 | |
| 
 | |
|       //
 | |
|       // If CheckHealthSingleController() returned an error on a terminal state, then do not check the health of child controllers
 | |
|       //
 | |
|       if (EFI_ERROR (Status)) {
 | |
|         continue;
 | |
|       }
 | |
| 
 | |
|       //
 | |
|       // Loop through all the child handles in the handle database
 | |
|       //
 | |
|       for (ChildIndex = 0; ChildIndex < HandleCount; ChildIndex++) {
 | |
|         //
 | |
|         // Skip NULL child handles
 | |
|         //
 | |
|         if (Handles[ChildIndex] == NULL) {
 | |
|           continue;
 | |
|         }
 | |
| 
 | |
|         Status = GetSingleControllerHealthStatus (DriverHealthList, DriverHealthHandles[DriverHealthIndex], Handles[ControllerIndex], Handles[ChildIndex], DriverHealth, &HealthStatus);
 | |
|         if (EFI_ERROR (Status)) {
 | |
|           //
 | |
|           // If Status is an error code, then the health information could not be retrieved, so assume healthy
 | |
|           //
 | |
|           HealthStatus = EfiDriverHealthStatusHealthy;
 | |
|         }
 | |
| 
 | |
|         //
 | |
|         // If CheckHealthSingleController() returned an error on a terminal state, then skip to the next child
 | |
|         //
 | |
|         if (EFI_ERROR (Status)) {
 | |
|           continue;
 | |
|         }
 | |
|       }
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   Status = EFI_SUCCESS;
 | |
| 
 | |
| Done:
 | |
|   if (Handles != NULL) {
 | |
|     gBS->FreePool (Handles);
 | |
|   }
 | |
|   if (DriverHealthHandles != NULL) {
 | |
|     gBS->FreePool (DriverHealthHandles);
 | |
|   }
 | |
| 
 | |
|   return Status;
 | |
| }
 | |
| 
 | |
| 
 | |
| /**
 | |
|   Check the healthy status of the platform, this function will return immediately while found one driver 
 | |
|   in the platform are not healthy.
 | |
| 
 | |
|   @retval FALSE      at least one driver in the platform are not healthy.
 | |
|   @retval TRUE       No controller install Driver Health Protocol,
 | |
|                      or all controllers in the platform are in healthy status.
 | |
| **/
 | |
| BOOLEAN
 | |
| PlaformHealthStatusCheck (
 | |
|   VOID
 | |
|   )
 | |
| {
 | |
|   EFI_DRIVER_HEALTH_STATUS          HealthStatus;
 | |
|   EFI_STATUS                        Status;
 | |
|   UINTN                             Index;
 | |
|   UINTN                             NoHandles;
 | |
|   EFI_HANDLE                        *DriverHealthHandles;
 | |
|   EFI_DRIVER_HEALTH_PROTOCOL        *DriverHealth;
 | |
|   BOOLEAN                           AllHealthy;
 | |
| 
 | |
|   //
 | |
|   // Initialize local variables
 | |
|   //
 | |
|   DriverHealthHandles = NULL;
 | |
|   DriverHealth        = NULL;
 | |
| 
 | |
|   HealthStatus = EfiDriverHealthStatusHealthy;
 | |
| 
 | |
|   Status = gBS->LocateHandleBuffer (
 | |
|                   ByProtocol,
 | |
|                   &gEfiDriverHealthProtocolGuid,
 | |
|                   NULL,
 | |
|                   &NoHandles,
 | |
|                   &DriverHealthHandles
 | |
|                   );
 | |
|   //
 | |
|   // There are no handles match the search for Driver Health Protocol has been installed.
 | |
|   //
 | |
|   if (Status == EFI_NOT_FOUND) {
 | |
|     return TRUE;
 | |
|   }
 | |
|   //
 | |
|   // Assume all modules are healthy.
 | |
|   // 
 | |
|   AllHealthy = TRUE;
 | |
| 
 | |
|   //
 | |
|   // Found one or more Handles.
 | |
|   //
 | |
|   if (!EFI_ERROR (Status)) {    
 | |
|     for (Index = 0; Index < NoHandles; Index++) {
 | |
|       Status = gBS->HandleProtocol (
 | |
|                       DriverHealthHandles[Index],
 | |
|                       &gEfiDriverHealthProtocolGuid,
 | |
|                       (VOID **) &DriverHealth
 | |
|                       );
 | |
|       if (!EFI_ERROR (Status)) {
 | |
|         Status = DriverHealth->GetHealthStatus (
 | |
|                                  DriverHealth,
 | |
|                                  NULL,
 | |
|                                  NULL,
 | |
|                                  &HealthStatus,
 | |
|                                  NULL,
 | |
|                                  NULL
 | |
|                                  );
 | |
|       }
 | |
|       //
 | |
|       // Get the healthy status of the module
 | |
|       //
 | |
|       if (!EFI_ERROR (Status)) {
 | |
|          if (HealthStatus != EfiDriverHealthStatusHealthy) {
 | |
|            //
 | |
|            // Return immediately one driver's status not in healthy.
 | |
|            //
 | |
|            return FALSE;         
 | |
|          }
 | |
|       }
 | |
|     }
 | |
|   }
 | |
|   return AllHealthy;
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Processes a single controller using the EFI Driver Health Protocol associated with 
 | |
|   that controller. This algorithm continues to query the GetHealthStatus() service until
 | |
|   one of the legal terminal states of the EFI Driver Health Protocol is reached. This may 
 | |
|   require the processing of HII Messages, HII Form, and invocation of repair operations.
 | |
| 
 | |
|   @param DriverHealth       A pointer to the EFI_DRIVER_HEALTH_PROTOCOL instance.
 | |
|   @param ControllerHandle   The class guid specifies which form set will be displayed.
 | |
|   @param ChildHandle        The handle of the child controller to retrieve the health 
 | |
|                             status on.  This is an optional parameter that may be NULL. 
 | |
|   @param HealthStatus       The health status of the controller.
 | |
|   @param MessageList        An array of warning or error messages associated 
 | |
|                             with the controller specified by ControllerHandle and 
 | |
|                             ChildHandle.  This is an optional parameter that may be NULL.
 | |
|   @param FormHiiHandle      The HII handle for an HII form associated with the 
 | |
|                             controller specified by ControllerHandle and ChildHandle.
 | |
|   @param RebootRequired     Indicate whether a reboot is required to repair the controller.
 | |
| **/
 | |
| VOID
 | |
| ProcessSingleControllerHealth (
 | |
|   IN  EFI_DRIVER_HEALTH_PROTOCOL         *DriverHealth,
 | |
|   IN  EFI_HANDLE                         ControllerHandle, OPTIONAL
 | |
|   IN  EFI_HANDLE                         ChildHandle,      OPTIONAL
 | |
|   IN  EFI_DRIVER_HEALTH_STATUS           HealthStatus,
 | |
|   IN  EFI_DRIVER_HEALTH_HII_MESSAGE      **MessageList,    OPTIONAL
 | |
|   IN  EFI_HII_HANDLE                     FormHiiHandle,
 | |
|   IN OUT BOOLEAN                         *RebootRequired
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                         Status;
 | |
|   EFI_DRIVER_HEALTH_STATUS           LocalHealthStatus;
 | |
|   
 | |
|   LocalHealthStatus = HealthStatus;
 | |
|   //
 | |
|   // If the module need to be repaired or reconfiguration,  will process it until
 | |
|   // reach a terminal status. The status from EfiDriverHealthStatusRepairRequired after repair 
 | |
|   // will be in (Health, Failed, Configuration Required).
 | |
|   //
 | |
|   while(LocalHealthStatus == EfiDriverHealthStatusConfigurationRequired ||
 | |
|         LocalHealthStatus == EfiDriverHealthStatusRepairRequired) {
 | |
| 
 | |
|     if (LocalHealthStatus == EfiDriverHealthStatusRepairRequired) {
 | |
|       Status = DriverHealth->Repair (
 | |
|                                DriverHealth,
 | |
|                                ControllerHandle,
 | |
|                                ChildHandle,
 | |
|                                RepairNotify
 | |
|                                );
 | |
|     }
 | |
|     //
 | |
|     // Via a form of the driver need to do configuration provided to process of status in 
 | |
|     // EfiDriverHealthStatusConfigurationRequired. The status after configuration should be in
 | |
|     // (Healthy, Reboot Required, Failed, Reconnect Required, Repair Required).   
 | |
|     //
 | |
|     if (LocalHealthStatus == EfiDriverHealthStatusConfigurationRequired) {
 | |
|       if (FormHiiHandle != NULL) {
 | |
|         Status = gFormBrowser2->SendForm (
 | |
|                                   gFormBrowser2,
 | |
|                                   &FormHiiHandle,
 | |
|                                   1,
 | |
|                                   &gEfiHiiDriverHealthFormsetGuid,
 | |
|                                   0,
 | |
|                                   NULL,
 | |
|                                   NULL
 | |
|                                   );
 | |
|         ASSERT( !EFI_ERROR (Status));
 | |
|       } else {
 | |
|         //
 | |
|         // Exit the loop in case no FormHiiHandle is supplied to prevent dead-loop
 | |
|         //
 | |
|         break;
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     Status = DriverHealth->GetHealthStatus (
 | |
|                               DriverHealth,
 | |
|                               ControllerHandle,
 | |
|                               ChildHandle,
 | |
|                               &LocalHealthStatus,
 | |
|                               NULL,
 | |
|                               &FormHiiHandle
 | |
|                               );
 | |
|     ASSERT_EFI_ERROR (Status);
 | |
| 
 | |
|     if (*MessageList != NULL) {
 | |
|       ProcessMessages (*MessageList);
 | |
|     }  
 | |
|   }
 | |
|   
 | |
|   //
 | |
|   // Health status in {Healthy, Failed} may also have Messages need to process
 | |
|   //
 | |
|   if (LocalHealthStatus == EfiDriverHealthStatusHealthy || LocalHealthStatus == EfiDriverHealthStatusFailed) {
 | |
|     if (*MessageList != NULL) {
 | |
|       ProcessMessages (*MessageList);
 | |
|     }
 | |
|   }
 | |
|   //
 | |
|   // Check for RebootRequired or ReconnectRequired
 | |
|   //
 | |
|   if (LocalHealthStatus == EfiDriverHealthStatusRebootRequired) {
 | |
|     *RebootRequired = TRUE;
 | |
|   }
 | |
|   
 | |
|   //
 | |
|   // Do reconnect if need.
 | |
|   //
 | |
|   if (LocalHealthStatus == EfiDriverHealthStatusReconnectRequired) {
 | |
|     Status = gBS->DisconnectController (ControllerHandle, NULL, NULL);
 | |
|     if (EFI_ERROR (Status)) {
 | |
|       //
 | |
|       // Disconnect failed.  Need to promote reconnect to a reboot.
 | |
|       //
 | |
|       *RebootRequired = TRUE;
 | |
|     } else {
 | |
|       gBS->ConnectController (ControllerHandle, NULL, NULL, TRUE);
 | |
|     }
 | |
|   }
 | |
| }
 | |
| 
 | |
| 
 | |
| /**
 | |
|   Reports the progress of a repair operation.
 | |
| 
 | |
|   @param[in]  Value             A value between 0 and Limit that identifies the current 
 | |
|                                 progress of the repair operation.
 | |
| 
 | |
|   @param[in]  Limit             The maximum value of Value for the current repair operation.
 | |
|                                 For example, a driver that wants to specify progress in 
 | |
|                                 percent would use a Limit value of 100.
 | |
| 
 | |
|   @retval EFI_SUCCESS           The progress of a repair operation is reported successfully.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| EFIAPI
 | |
| RepairNotify (
 | |
|   IN  UINTN Value,
 | |
|   IN  UINTN Limit
 | |
|   )
 | |
| {
 | |
|   UINTN Percent;
 | |
| 
 | |
|   if (Limit  == 0) {
 | |
|     Print(L"Repair Progress Undefined\n\r");
 | |
|   } else {
 | |
|     Percent = Value * 100 / Limit;
 | |
|     Print(L"Repair Progress = %3d%%\n\r", Percent);
 | |
|   }
 | |
|   return EFI_SUCCESS;
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Processes a set of messages returned by the GetHealthStatus ()
 | |
|   service of the EFI Driver Health Protocol
 | |
| 
 | |
|   @param    MessageList  The MessageList point to messages need to processed.  
 | |
| 
 | |
| **/
 | |
| VOID
 | |
| ProcessMessages (
 | |
|   IN  EFI_DRIVER_HEALTH_HII_MESSAGE      *MessageList
 | |
|   )
 | |
| {
 | |
|   UINTN                           MessageIndex;
 | |
|   EFI_STRING                      MessageString;
 | |
| 
 | |
|   for (MessageIndex = 0;
 | |
|        MessageList[MessageIndex].HiiHandle != NULL;
 | |
|        MessageIndex++) {
 | |
| 
 | |
|     MessageString = HiiGetString (
 | |
|                         MessageList[MessageIndex].HiiHandle,
 | |
|                         MessageList[MessageIndex].StringId,
 | |
|                         NULL
 | |
|                         );
 | |
|     if (MessageString != NULL) {
 | |
|       //
 | |
|       // User can customize the output. Just simply print out the MessageString like below. 
 | |
|       // Also can use the HiiHandle to display message on the front page.
 | |
|       // 
 | |
|       // Print(L"%s\n",MessageString);
 | |
|       // gBS->Stall (100000);
 | |
|     }
 | |
|   }
 | |
| 
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Repair the whole platform.
 | |
| 
 | |
|   This function is the main entry for user choose "Repair All" in the front page.
 | |
|   It will try to do recovery job till all the driver health protocol installed modules 
 | |
|   reach a terminal state.
 | |
| 
 | |
|   @param DriverHealthList   A Pointer to the list contain all of the platform driver health
 | |
|                             information.
 | |
| 
 | |
| **/
 | |
| VOID
 | |
| PlatformRepairAll (
 | |
|   IN LIST_ENTRY  *DriverHealthList
 | |
|   )
 | |
| { 
 | |
|   DRIVER_HEALTH_INFO          *DriverHealthInfo;
 | |
|   LIST_ENTRY                  *Link;
 | |
|   BOOLEAN                     RebootRequired;
 | |
| 
 | |
|   ASSERT (DriverHealthList != NULL);
 | |
| 
 | |
|   RebootRequired = FALSE;
 | |
| 
 | |
|   for ( Link = GetFirstNode (DriverHealthList)
 | |
|       ; !IsNull (DriverHealthList, Link)
 | |
|       ; Link = GetNextNode (DriverHealthList, Link)
 | |
|       ) {
 | |
|     DriverHealthInfo = DEVICE_MANAGER_HEALTH_INFO_FROM_LINK (Link);
 | |
|     //
 | |
|     // Do driver health status operation by each link node
 | |
|     //
 | |
|     ASSERT (DriverHealthInfo != NULL);
 | |
| 
 | |
|     ProcessSingleControllerHealth ( 
 | |
|       DriverHealthInfo->DriverHealth,
 | |
|       DriverHealthInfo->ControllerHandle,
 | |
|       DriverHealthInfo->ChildHandle,
 | |
|       DriverHealthInfo->HealthStatus,
 | |
|       &(DriverHealthInfo->MessageList),
 | |
|       DriverHealthInfo->HiiHandle,
 | |
|       &RebootRequired
 | |
|       );
 | |
|   }
 | |
| 
 | |
|   if (RebootRequired) {
 | |
|     gRT->ResetSystem (EfiResetWarm, EFI_SUCCESS, 0, NULL);
 | |
|   }
 | |
| }
 | |
| 
 | |
| /**
 | |
| 
 | |
|   Select the best matching language according to front page policy for best user experience. 
 | |
|   
 | |
|   This function supports both ISO 639-2 and RFC 4646 language codes, but language 
 | |
|   code types may not be mixed in a single call to this function. 
 | |
| 
 | |
|   @param  SupportedLanguages   A pointer to a Null-terminated ASCII string that
 | |
|                                contains a set of language codes in the format 
 | |
|                                specified by Iso639Language.
 | |
|   @param  Iso639Language       If TRUE, then all language codes are assumed to be
 | |
|                                in ISO 639-2 format.  If FALSE, then all language
 | |
|                                codes are assumed to be in RFC 4646 language format.
 | |
| 
 | |
|   @retval NULL                 The best matching language could not be found in SupportedLanguages.
 | |
|   @retval NULL                 There are not enough resources available to return the best matching 
 | |
|                                language.
 | |
|   @retval Other                A pointer to a Null-terminated ASCII string that is the best matching 
 | |
|                                language in SupportedLanguages.
 | |
| **/
 | |
| CHAR8 *
 | |
| DriverHealthSelectBestLanguage (
 | |
|   IN CHAR8        *SupportedLanguages,
 | |
|   IN BOOLEAN      Iso639Language
 | |
|   )
 | |
| {
 | |
|   CHAR8           *LanguageVariable;
 | |
|   CHAR8           *BestLanguage;
 | |
| 
 | |
|   GetEfiGlobalVariable2 (Iso639Language ? L"Lang" : L"PlatformLang", (VOID**)&LanguageVariable, NULL);
 | |
| 
 | |
|   BestLanguage = GetBestLanguage(
 | |
|                    SupportedLanguages,
 | |
|                    Iso639Language,
 | |
|                    (LanguageVariable != NULL) ? LanguageVariable : "",
 | |
|                    Iso639Language ? "eng" : "en-US",
 | |
|                    NULL
 | |
|                    );
 | |
|   if (LanguageVariable != NULL) {
 | |
|     FreePool (LanguageVariable);
 | |
|   }
 | |
| 
 | |
|   return BestLanguage;
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| /**
 | |
| 
 | |
|   This is an internal worker function to get the Component Name (2) protocol interface
 | |
|   and the language it supports.
 | |
| 
 | |
|   @param  ProtocolGuid         A pointer to an EFI_GUID. It points to Component Name (2) protocol GUID.
 | |
|   @param  DriverBindingHandle  The handle on which the Component Name (2) protocol instance is retrieved.
 | |
|   @param  ComponentName        A pointer to the Component Name (2) protocol interface.
 | |
|   @param  SupportedLanguage    The best suitable language that matches the SupportedLangues interface for the 
 | |
|                                located Component Name (2) instance.
 | |
| 
 | |
|   @retval EFI_SUCCESS          The Component Name (2) protocol instance is successfully located and we find
 | |
|                                the best matching language it support.
 | |
|   @retval EFI_UNSUPPORTED      The input Language is not supported by the Component Name (2) protocol.
 | |
|   @retval Other                Some error occurs when locating Component Name (2) protocol instance or finding
 | |
|                                the supported language.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| GetComponentNameWorker (
 | |
|   IN  EFI_GUID                    *ProtocolGuid,
 | |
|   IN  EFI_HANDLE                  DriverBindingHandle,
 | |
|   OUT EFI_COMPONENT_NAME_PROTOCOL **ComponentName,
 | |
|   OUT CHAR8                       **SupportedLanguage
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                      Status;
 | |
| 
 | |
|   //
 | |
|   // Locate Component Name (2) protocol on the driver binging handle.
 | |
|   //
 | |
|   Status = gBS->OpenProtocol (
 | |
|                  DriverBindingHandle,
 | |
|                  ProtocolGuid,
 | |
|                  (VOID **) ComponentName,
 | |
|                  NULL,
 | |
|                  NULL,
 | |
|                  EFI_OPEN_PROTOCOL_GET_PROTOCOL
 | |
|                  );
 | |
|   if (EFI_ERROR (Status)) {
 | |
|     return Status;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Apply shell policy to select the best language.
 | |
|   //
 | |
|   *SupportedLanguage = DriverHealthSelectBestLanguage (
 | |
|                          (*ComponentName)->SupportedLanguages,
 | |
|                          (BOOLEAN) (ProtocolGuid == &gEfiComponentNameProtocolGuid)
 | |
|                          );
 | |
|   if (*SupportedLanguage == NULL) {
 | |
|     Status = EFI_UNSUPPORTED;
 | |
|   }
 | |
| 
 | |
|   return Status;
 | |
| }
 | |
| 
 | |
| /**
 | |
| 
 | |
|   This is an internal worker function to get driver name from Component Name (2) protocol interface.
 | |
| 
 | |
| 
 | |
|   @param  ProtocolGuid         A pointer to an EFI_GUID. It points to Component Name (2) protocol GUID.
 | |
|   @param  DriverBindingHandle  The handle on which the Component Name (2) protocol instance is retrieved.
 | |
|   @param  DriverName           A pointer to the Unicode string to return. This Unicode string is the name
 | |
|                                of the driver specified by This.
 | |
| 
 | |
|   @retval EFI_SUCCESS          The driver name is successfully retrieved from Component Name (2) protocol
 | |
|                                interface.
 | |
|   @retval Other                The driver name cannot be retrieved from Component Name (2) protocol
 | |
|                                interface.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| GetDriverNameWorker (
 | |
|   IN  EFI_GUID    *ProtocolGuid,
 | |
|   IN  EFI_HANDLE  DriverBindingHandle,
 | |
|   OUT CHAR16      **DriverName
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                     Status;
 | |
|   CHAR8                          *BestLanguage;
 | |
|   EFI_COMPONENT_NAME_PROTOCOL    *ComponentName;
 | |
| 
 | |
|   //
 | |
|   // Retrieve Component Name (2) protocol instance on the driver binding handle and 
 | |
|   // find the best language this instance supports. 
 | |
|   //
 | |
|   Status = GetComponentNameWorker (
 | |
|              ProtocolGuid,
 | |
|              DriverBindingHandle,
 | |
|              &ComponentName,
 | |
|              &BestLanguage
 | |
|              );
 | |
|   if (EFI_ERROR (Status)) {
 | |
|     return Status;
 | |
|   }
 | |
|  
 | |
|   //
 | |
|   // Get the driver name from Component Name (2) protocol instance on the driver binging handle.
 | |
|   //
 | |
|   Status = ComponentName->GetDriverName (
 | |
|                             ComponentName,
 | |
|                             BestLanguage,
 | |
|                             DriverName
 | |
|                             );
 | |
|   FreePool (BestLanguage);
 | |
|  
 | |
|   return Status;
 | |
| }
 | |
| 
 | |
| /**
 | |
| 
 | |
|   This function gets driver name from Component Name 2 protocol interface and Component Name protocol interface
 | |
|   in turn. It first tries UEFI 2.0 Component Name 2 protocol interface and try to get the driver name.
 | |
|   If the attempt fails, it then gets the driver name from EFI 1.1 Component Name protocol for backward
 | |
|   compatibility support. 
 | |
| 
 | |
|   @param  DriverBindingHandle  The handle on which the Component Name (2) protocol instance is retrieved.
 | |
|   @param  DriverName           A pointer to the Unicode string to return. This Unicode string is the name
 | |
|                                of the driver specified by This.
 | |
| 
 | |
|   @retval EFI_SUCCESS          The driver name is successfully retrieved from Component Name (2) protocol
 | |
|                                interface.
 | |
|   @retval Other                The driver name cannot be retrieved from Component Name (2) protocol
 | |
|                                interface.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| DriverHealthGetDriverName (
 | |
|   IN  EFI_HANDLE  DriverBindingHandle,
 | |
|   OUT CHAR16      **DriverName
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS      Status;
 | |
| 
 | |
|   //
 | |
|   // Get driver name from UEFI 2.0 Component Name 2 protocol interface.
 | |
|   //
 | |
|   Status = GetDriverNameWorker (&gEfiComponentName2ProtocolGuid, DriverBindingHandle, DriverName);
 | |
|   if (EFI_ERROR (Status)) {
 | |
|     //
 | |
|     // If it fails to get the driver name from Component Name protocol interface, we should fall back on
 | |
|     // EFI 1.1 Component Name protocol interface.
 | |
|     //
 | |
|     Status = GetDriverNameWorker (&gEfiComponentNameProtocolGuid, DriverBindingHandle, DriverName);
 | |
|   }
 | |
| 
 | |
|   return Status;
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| /**
 | |
|   This function gets controller name from Component Name 2 protocol interface and Component Name protocol interface
 | |
|   in turn. It first tries UEFI 2.0 Component Name 2 protocol interface and try to get the controller name.
 | |
|   If the attempt fails, it then gets the controller name from EFI 1.1 Component Name protocol for backward
 | |
|   compatibility support. 
 | |
| 
 | |
|   @param  ProtocolGuid         A pointer to an EFI_GUID. It points to Component Name (2) protocol GUID.
 | |
|   @param  DriverBindingHandle  The handle on which the Component Name (2) protocol instance is retrieved.
 | |
|   @param  ControllerHandle     The handle of a controller that the driver specified by This is managing.
 | |
|                                This handle specifies the controller whose name is to be returned.
 | |
|   @param  ChildHandle          The handle of the child controller to retrieve the name of. This is an
 | |
|                                optional parameter that may be NULL. It will be NULL for device drivers.
 | |
|                                It will also be NULL for bus drivers that attempt to retrieve the name
 | |
|                                of the bus controller. It will not be NULL for a bus driver that attempts
 | |
|                                to retrieve the name of a child controller.
 | |
|   @param  ControllerName       A pointer to the Unicode string to return. This Unicode string
 | |
|                                is the name of the controller specified by ControllerHandle and ChildHandle.
 | |
| 
 | |
|   @retval  EFI_SUCCESS         The controller name is successfully retrieved from Component Name (2) protocol
 | |
|                                interface.
 | |
|   @retval  Other               The controller name cannot be retrieved from Component Name (2) protocol.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| GetControllerNameWorker (
 | |
|   IN  EFI_GUID    *ProtocolGuid,
 | |
|   IN  EFI_HANDLE  DriverBindingHandle,
 | |
|   IN  EFI_HANDLE  ControllerHandle,
 | |
|   IN  EFI_HANDLE  ChildHandle,
 | |
|   OUT CHAR16      **ControllerName
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                     Status;
 | |
|   CHAR8                          *BestLanguage;
 | |
|   EFI_COMPONENT_NAME_PROTOCOL    *ComponentName;
 | |
| 
 | |
|   //
 | |
|   // Retrieve Component Name (2) protocol instance on the driver binding handle and 
 | |
|   // find the best language this instance supports. 
 | |
|   //
 | |
|   Status = GetComponentNameWorker (
 | |
|              ProtocolGuid,
 | |
|              DriverBindingHandle,
 | |
|              &ComponentName,
 | |
|              &BestLanguage
 | |
|              );
 | |
|   if (EFI_ERROR (Status)) {
 | |
|     return Status;
 | |
|   }
 | |
| 
 | |
|   //
 | |
|   // Get the controller name from Component Name (2) protocol instance on the driver binging handle.
 | |
|   //
 | |
|   Status = ComponentName->GetControllerName (
 | |
|                             ComponentName,
 | |
|                             ControllerHandle,
 | |
|                             ChildHandle,
 | |
|                             BestLanguage,
 | |
|                             ControllerName
 | |
|                             );
 | |
|   FreePool (BestLanguage);
 | |
| 
 | |
|   return Status;
 | |
| }
 | |
| 
 | |
| /**
 | |
| 
 | |
|   This function gets controller name from Component Name 2 protocol interface and Component Name protocol interface
 | |
|   in turn. It first tries UEFI 2.0 Component Name 2 protocol interface and try to get the controller name. 
 | |
|   If the attempt fails, it then gets the controller name from EFI 1.1 Component Name protocol for backward
 | |
|   compatibility support. 
 | |
| 
 | |
|   @param  DriverBindingHandle  The handle on which the Component Name (2) protocol instance is retrieved.
 | |
|   @param  ControllerHandle     The handle of a controller that the driver specified by This is managing.
 | |
|                                This handle specifies the controller whose name is to be returned.
 | |
|   @param  ChildHandle          The handle of the child controller to retrieve the name of. This is an
 | |
|                                optional parameter that may be NULL. It will be NULL for device drivers.
 | |
|                                It will also be NULL for bus drivers that attempt to retrieve the name
 | |
|                                of the bus controller. It will not be NULL for a bus driver that attempts
 | |
|                                to retrieve the name of a child controller.
 | |
|   @param  ControllerName       A pointer to the Unicode string to return. This Unicode string
 | |
|                                is the name of the controller specified by ControllerHandle and ChildHandle.
 | |
| 
 | |
|   @retval EFI_SUCCESS          The controller name is successfully retrieved from Component Name (2) protocol
 | |
|                                interface.
 | |
|   @retval Other                The controller name cannot be retrieved from Component Name (2) protocol.
 | |
| 
 | |
| **/
 | |
| EFI_STATUS
 | |
| DriverHealthGetControllerName (
 | |
|   IN  EFI_HANDLE  DriverBindingHandle,
 | |
|   IN  EFI_HANDLE  ControllerHandle,
 | |
|   IN  EFI_HANDLE  ChildHandle,
 | |
|   OUT CHAR16      **ControllerName
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS      Status;
 | |
| 
 | |
|   //
 | |
|   // Get controller name from UEFI 2.0 Component Name 2 protocol interface.
 | |
|   //
 | |
|   Status = GetControllerNameWorker (
 | |
|              &gEfiComponentName2ProtocolGuid,
 | |
|              DriverBindingHandle,
 | |
|              ControllerHandle,
 | |
|              ChildHandle,
 | |
|              ControllerName
 | |
|              );
 | |
|   if (EFI_ERROR (Status)) {
 | |
|     //
 | |
|     // If it fails to get the controller name from Component Name protocol interface, we should fall back on
 | |
|     // EFI 1.1 Component Name protocol interface.
 | |
|     //
 | |
|     Status = GetControllerNameWorker (
 | |
|                &gEfiComponentNameProtocolGuid,
 | |
|                DriverBindingHandle,
 | |
|                ControllerHandle,
 | |
|                ChildHandle,
 | |
|                ControllerName
 | |
|                );
 | |
|   }
 | |
| 
 | |
|   return Status;
 | |
| }
 |