Change the HiiDataBase and browser codes to support new efi varstore data structure.

Signed-off-by:ydong10
Reviewed-by:lgao4



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12009 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 481 insertions, 63 deletions

diff --git a/MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c b/MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c
index 29576ba477..ffaa33472a 100644
--- a/MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c
+++ b/MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c
@@ -781,6 +781,187 @@ BlockArrayCheck (
 }

 

 /**

+  Get form package data from data base.

+

+  @param  DataBaseRecord         The DataBaseRecord instance contains the found Hii handle and package.

+  @param  HiiFormPackage         The buffer saves the package data.

+  @param  PackageSize            The buffer size of the package data.

+

+**/

+EFI_STATUS

+GetFormPackageData (

+  IN     HII_DATABASE_RECORD        *DataBaseRecord,

+  IN OUT UINT8                      **HiiFormPackage,

+  OUT    UINTN                      *PackageSize

+  )

+{

+  EFI_STATUS                   Status;

+  UINTN                        Size;

+  UINTN                        ResultSize;

+

+  if (DataBaseRecord == NULL || HiiFormPackage == NULL || PackageSize == NULL) {

+    return EFI_INVALID_PARAMETER;

+  }

+

+  Size       = 0;

+  ResultSize = 0;

+  //

+  // 0. Get Hii Form Package by HiiHandle

+  //

+  Status = ExportFormPackages (

+             &mPrivate, 

+             DataBaseRecord->Handle, 

+             DataBaseRecord->PackageList, 

+             0, 

+             Size, 

+             HiiFormPackage,

+             &ResultSize

+           );

+  if (EFI_ERROR (Status)) {

+    return Status;

+  }

+ 

+  (*HiiFormPackage) = AllocatePool (ResultSize);

+  if (*HiiFormPackage == NULL) {

+    Status = EFI_OUT_OF_RESOURCES;

+    return Status;

+  }

+

+  //

+  // Get HiiFormPackage by HiiHandle

+  //

+  Size   = ResultSize;

+  ResultSize    = 0;

+  Status = ExportFormPackages (

+             &mPrivate, 

+             DataBaseRecord->Handle, 

+             DataBaseRecord->PackageList, 

+             0,

+             Size, 

+             *HiiFormPackage,

+             &ResultSize

+           );

+  if (EFI_ERROR (Status)) {

+    FreePool (*HiiFormPackage);

+  }

+  

+  *PackageSize = Size;

+

+  return Status;

+}

+

+

+/**

+  This function parses Form Package to get the efi varstore info according to the request ConfigHdr.

+

+  @param  DataBaseRecord        The DataBaseRecord instance contains the found Hii handle and package.

+  @param  ConfigHdr             Request string ConfigHdr. If it is NULL,

+                                the first found varstore will be as ConfigHdr.

+  @param  IsEfiVarstore         Whether the request storage type is efi varstore type.

+  @param  EfiVarStore           The efi varstore info which will return.

+**/                                

+EFI_STATUS

+GetVarStoreType (

+  IN     HII_DATABASE_RECORD        *DataBaseRecord,

+  IN     EFI_STRING                 ConfigHdr,

+  OUT    BOOLEAN                    *IsEfiVarstore,

+  OUT    EFI_IFR_VARSTORE_EFI       **EfiVarStore

+  

+  )

+{

+  EFI_STATUS               Status;

+  UINTN                    IfrOffset;

+  EFI_IFR_OP_HEADER        *IfrOpHdr;

+  CHAR16                   *VarStoreName;

+  EFI_STRING               GuidStr;

+  EFI_STRING               NameStr;

+  EFI_STRING               TempStr;

+  UINTN                    LengthString;  

+  UINT8                    *HiiFormPackage;

+  UINTN                    PackageSize;

+  EFI_IFR_VARSTORE_EFI     *IfrEfiVarStore;

+  

+  HiiFormPackage = NULL;

+  LengthString     = 0;

+  Status           = EFI_SUCCESS;

+  GuidStr          = NULL;

+  NameStr          = NULL;

+  TempStr          = NULL;

+

+  Status = GetFormPackageData(DataBaseRecord, &HiiFormPackage, &PackageSize);

+  if (EFI_ERROR (Status)) {

+    return Status;

+  }

+

+  IfrOffset   = sizeof (EFI_HII_PACKAGE_HEADER);

+  while (IfrOffset < PackageSize) {

+    IfrOpHdr  = (EFI_IFR_OP_HEADER *) (HiiFormPackage + IfrOffset);    

+    IfrOffset += IfrOpHdr->Length;

+

+    if (IfrOpHdr->OpCode == EFI_IFR_VARSTORE_EFI_OP ) {

+      IfrEfiVarStore = (EFI_IFR_VARSTORE_EFI *) IfrOpHdr;

+      //

+      // If the length is small than the structure, this is from old efi 

+      // varstore definition. Old efi varstore get config directly from 

+      // GetVariable function.

+      //

+      if (IfrOpHdr->Length < sizeof (EFI_IFR_VARSTORE_EFI)) {

+        continue;

+      }

+

+      VarStoreName = AllocateZeroPool (AsciiStrSize ((CHAR8 *)IfrEfiVarStore->Name) * sizeof (CHAR16));

+      if (VarStoreName == NULL) {

+        Status = EFI_OUT_OF_RESOURCES;

+        goto Done;

+      }

+      AsciiStrToUnicodeStr ((CHAR8 *) IfrEfiVarStore->Name, VarStoreName);

+

+      GenerateSubStr (L"GUID=", sizeof (EFI_GUID), (VOID *) &IfrEfiVarStore->Guid, 1, &GuidStr);

+      GenerateSubStr (L"NAME=", StrLen (VarStoreName) * sizeof (CHAR16), (VOID *) VarStoreName, 2, &NameStr);

+      LengthString = StrLen (GuidStr);

+      LengthString = LengthString + StrLen (NameStr) + 1;

+      TempStr = AllocateZeroPool (LengthString * sizeof (CHAR16));

+      if (TempStr == NULL) {

+        FreePool (GuidStr);

+        FreePool (NameStr);

+        FreePool (VarStoreName);

+        Status = EFI_OUT_OF_RESOURCES;

+        goto Done;

+      }

+      StrCpy (TempStr, GuidStr);

+      StrCat (TempStr, NameStr);

+      if (ConfigHdr == NULL || StrnCmp (ConfigHdr, TempStr, StrLen (TempStr)) == 0) {

+        *EfiVarStore = (EFI_IFR_VARSTORE_EFI *) AllocateZeroPool (IfrOpHdr->Length);

+        if (*EfiVarStore == NULL) {

+          FreePool (VarStoreName);

+          FreePool (GuidStr);

+          FreePool (NameStr);

+          FreePool (TempStr);

+          Status = EFI_OUT_OF_RESOURCES;

+          goto Done;

+        }

+        *IsEfiVarstore = TRUE;

+        CopyMem (*EfiVarStore, IfrEfiVarStore, IfrOpHdr->Length);

+      } 

+        

+      //

+      // Free alllocated temp string.

+      //

+      FreePool (VarStoreName);

+      FreePool (GuidStr);

+      FreePool (NameStr);

+      FreePool (TempStr);

+    }

+  }

+Done:

+  if (HiiFormPackage != NULL) {

+    FreePool (HiiFormPackage);

+  }

+

+  return Status;

+}

+

+/**

   This function parses Form Package to get the block array and the default

   value array according to the request ConfigHdr.

 

@@ -811,6 +992,7 @@ ParseIfrData (
   EFI_STATUS               Status;

   UINTN                    IfrOffset;

   EFI_IFR_VARSTORE         *IfrVarStore;

+  EFI_IFR_VARSTORE_EFI     *IfrEfiVarStore;

   EFI_IFR_OP_HEADER        *IfrOpHdr;

   EFI_IFR_ONE_OF           *IfrOneOf;

   EFI_IFR_ONE_OF_OPTION    *IfrOneOfOption;

@@ -876,7 +1058,7 @@ ParseIfrData (
       LengthString = StrLen (GuidStr);

       LengthString = LengthString + StrLen (NameStr) + 1;

       TempStr = AllocateZeroPool (LengthString * sizeof (CHAR16));

-    if (TempStr == NULL) {

+      if (TempStr == NULL) {

         FreePool (GuidStr);

         FreePool (NameStr);

         FreePool (VarStoreName);

@@ -907,6 +1089,73 @@ ParseIfrData (
       FreePool (TempStr);

       break;

 

+    case EFI_IFR_VARSTORE_EFI_OP:

+      //

+      // VarStore is found. Don't need to search any more.

+      //

+      if (VarStorageData->Size != 0) {

+        break;

+      }

+

+      //

+      // Get the requied varstore information

+      // Add varstore by Guid and Name in ConfigHdr

+      // Make sure Offset is in varstore size and varstoreid

+      //

+      IfrEfiVarStore = (EFI_IFR_VARSTORE_EFI *) IfrOpHdr;

+

+      //

+      // If the length is small than the structure, this is from old efi 

+      // varstore definition. Old efi varstore get config directly from 

+      // GetVariable function.

+      //      

+      if (IfrOpHdr->Length < sizeof (EFI_IFR_VARSTORE_EFI)) {

+        break;

+      }

+

+      VarStoreName = AllocateZeroPool (AsciiStrSize ((CHAR8 *)IfrEfiVarStore->Name) * sizeof (CHAR16));

+      if (VarStoreName == NULL) {

+        Status = EFI_OUT_OF_RESOURCES;

+        goto Done;

+      }

+      AsciiStrToUnicodeStr ((CHAR8 *) IfrEfiVarStore->Name, VarStoreName);

+

+      GenerateSubStr (L"GUID=", sizeof (EFI_GUID), (VOID *) &IfrEfiVarStore->Guid, 1, &GuidStr);

+      GenerateSubStr (L"NAME=", StrLen (VarStoreName) * sizeof (CHAR16), (VOID *) VarStoreName, 2, &NameStr);

+      LengthString = StrLen (GuidStr);

+      LengthString = LengthString + StrLen (NameStr) + 1;

+      TempStr = AllocateZeroPool (LengthString * sizeof (CHAR16));

+      if (TempStr == NULL) {

+        FreePool (GuidStr);

+        FreePool (NameStr);

+        FreePool (VarStoreName);

+        Status = EFI_OUT_OF_RESOURCES;

+        goto Done;

+      }

+      StrCpy (TempStr, GuidStr);

+      StrCat (TempStr, NameStr);

+      if (ConfigHdr == NULL || StrnCmp (ConfigHdr, TempStr, StrLen (TempStr)) == 0) {

+        //

+        // Find the matched VarStore

+        //

+        CopyGuid (&VarStorageData->Guid, (EFI_GUID *) (VOID *) &IfrEfiVarStore->Guid);

+        VarStorageData->VarStoreId = IfrEfiVarStore->VarStoreId;

+        VarStorageData->Size       = IfrEfiVarStore->Size;

+        VarStorageData->Name       = VarStoreName;

+      } else {

+        //

+        // No found, free the allocated memory 

+        //

+        FreePool (VarStoreName);

+      }

+      //

+      // Free alllocated temp string.

+      //

+      FreePool (GuidStr);

+      FreePool (NameStr);

+      FreePool (TempStr);

+      break;

+

     case EFI_IFR_DEFAULTSTORE_OP:

       //

       // Add new the map between default id and default name.

@@ -1637,45 +1886,10 @@ GetFullStringFromHiiFormPackages (
   PackageSize       = 0;

   DataExist         = FALSE;

   Progress          = *Request;

- 

-  //

-  // 0. Get Hii Form Package by HiiHandle

-  //

-  Status = ExportFormPackages (

-             &mPrivate, 

-             DataBaseRecord->Handle, 

-             DataBaseRecord->PackageList, 

-             0, 

-             PackageSize, 

-             HiiFormPackage,

-             &ResultSize

-           );

-  if (EFI_ERROR (Status)) {

-    return Status;

-  }

- 

-  HiiFormPackage = AllocatePool (ResultSize);

-  if (HiiFormPackage == NULL) {

-    Status = EFI_OUT_OF_RESOURCES;

-    goto Done;

-  }

 

-  //

-  // Get HiiFormPackage by HiiHandle

-  //

-  PackageSize   = ResultSize;

-  ResultSize    = 0;

-  Status = ExportFormPackages (

-             &mPrivate, 

-             DataBaseRecord->Handle, 

-             DataBaseRecord->PackageList, 

-             0,

-             PackageSize, 

-             HiiFormPackage,

-             &ResultSize

-           );

+  Status = GetFormPackageData (DataBaseRecord, &HiiFormPackage, &PackageSize);

   if (EFI_ERROR (Status)) {

-    goto Done;

+    return Status;

   }

 

   //

@@ -2209,6 +2423,168 @@ Done:
 }

 

 /**

+  This function gets the full request resp string by 

+  parsing IFR data in HII form packages.

+

+  @param  This                   A pointer to the EFI_HII_CONFIG_ROUTING_PROTOCOL

+                                 instance.

+  @param  EfiVarStoreInfo        The efi varstore info which is save in the EFI 

+                                 varstore data structure.                       

+  @param  Request                Pointer to a null-terminated Unicode string in

+                                 <ConfigRequest> format.

+  @param  RequestResp            Pointer to a null-terminated Unicode string in

+                                 <ConfigResp> format.

+  @param  AccessProgress         On return, points to a character in the Request

+                                 string. Points to the string's null terminator if

+                                 request was successful. Points to the most recent

+                                 & before the first failing name / value pair (or

+                                 the beginning of the string if the failure is in

+                                 the first name / value pair) if the request was

+                                 not successful.

+

+  @retval EFI_SUCCESS            The Results string is set to the full request string.

+                                 And AltCfgResp contains all default value string.

+  @retval EFI_OUT_OF_RESOURCES   Not enough memory for the return string.

+  @retval EFI_INVALID_PARAMETER  Request points to NULL.

+

+**/

+EFI_STATUS

+GetConfigRespFromEfiVarStore (

+  IN  CONST EFI_HII_CONFIG_ROUTING_PROTOCOL  *This,

+  IN  EFI_IFR_VARSTORE_EFI                   *EfiVarStoreInfo,    

+  IN  EFI_STRING                             Request,

+  OUT EFI_STRING                             *RequestResp,

+  OUT EFI_STRING                             *AccessProgress

+  )

+{

+  EFI_STATUS Status;

+  EFI_STRING VarStoreName;

+  UINT8      *VarStore;

+  UINTN      BufferSize;

+

+  Status       = EFI_SUCCESS;

+  BufferSize   = 0;

+  VarStore     = NULL;

+  VarStoreName = NULL;

+  

+  VarStoreName = AllocateZeroPool (AsciiStrSize ((CHAR8 *)EfiVarStoreInfo->Name) * sizeof (CHAR16));

+  if (VarStoreName == NULL) {

+    Status = EFI_OUT_OF_RESOURCES;

+    goto Done;

+  }

+  AsciiStrToUnicodeStr ((CHAR8 *) EfiVarStoreInfo->Name, VarStoreName);

+   

+  

+  Status = gRT->GetVariable (VarStoreName, &EfiVarStoreInfo->Guid, NULL, &BufferSize, NULL);

+  if (Status != EFI_BUFFER_TOO_SMALL) {

+    goto Done;

+  }

+

+  VarStore = AllocateZeroPool (BufferSize);

+  ASSERT (VarStore != NULL);

+  Status = gRT->GetVariable (VarStoreName, &EfiVarStoreInfo->Guid, NULL, &BufferSize, VarStore);

+  if (EFI_ERROR (Status)) {

+    goto Done;

+  }

+

+  Status = HiiBlockToConfig(This, Request, VarStore, BufferSize, RequestResp, AccessProgress);

+  if (EFI_ERROR (Status)) {

+    goto Done;

+  }

+

+Done:

+  if (VarStoreName != NULL) {

+    FreePool (VarStoreName);

+  }

+

+  if (VarStore != NULL) {

+    FreePool (VarStore);

+  }

+

+  return Status;

+}

+

+

+/**

+  This function route the full request resp string for efi varstore. 

+

+  @param  This                   A pointer to the EFI_HII_CONFIG_ROUTING_PROTOCOL

+                                 instance.

+  @param  EfiVarStoreInfo        The efi varstore info which is save in the EFI 

+                                 varstore data structure.      

+  @param  RequestResp            Pointer to a null-terminated Unicode string in

+                                 <ConfigResp> format.

+  @param  Result                 Pointer to a null-terminated Unicode string in

+                                 <ConfigResp> format.

+                                 

+  @retval EFI_SUCCESS            The Results string is set to the full request string.

+                                 And AltCfgResp contains all default value string.

+  @retval EFI_OUT_OF_RESOURCES   Not enough memory for the return string.

+  @retval EFI_INVALID_PARAMETER  Request points to NULL.

+

+**/

+EFI_STATUS

+RouteConfigRespForEfiVarStore (

+  IN  CONST EFI_HII_CONFIG_ROUTING_PROTOCOL  *This,

+  IN  EFI_IFR_VARSTORE_EFI                   *EfiVarStoreInfo,  

+  IN  EFI_STRING                             RequestResp,

+  OUT EFI_STRING                             *Result

+  )

+{

+  EFI_STATUS Status;

+  EFI_STRING VarStoreName;

+  CHAR8      *VarStore;

+  UINTN      BufferSize;

+  UINTN      BlockSize;

+

+  Status       = EFI_SUCCESS;

+  BufferSize   = 0;

+  VarStore     = NULL;

+  VarStoreName = NULL;

+

+  VarStoreName = AllocateZeroPool (AsciiStrSize ((CHAR8 *)EfiVarStoreInfo->Name) * sizeof (CHAR16));

+  if (VarStoreName == NULL) {

+    Status = EFI_OUT_OF_RESOURCES;

+    goto Done;

+  }

+  AsciiStrToUnicodeStr ((CHAR8 *) EfiVarStoreInfo->Name, VarStoreName);

+      

+  Status = gRT->GetVariable (VarStoreName, &EfiVarStoreInfo->Guid, NULL, &BufferSize, NULL);

+  if (Status != EFI_BUFFER_TOO_SMALL) {

+    goto Done;

+  }

+

+  BlockSize = BufferSize;

+  VarStore = AllocateZeroPool (BufferSize);

+  ASSERT (VarStore != NULL);

+  Status = gRT->GetVariable (VarStoreName, &EfiVarStoreInfo->Guid, NULL, &BufferSize, VarStore);

+  if (EFI_ERROR (Status)) {

+    goto Done;

+  }

+

+  Status = HiiConfigToBlock(This, RequestResp, VarStore, &BlockSize, Result);

+  if (EFI_ERROR (Status)) {

+    goto Done;

+  }

+

+  Status = gRT->SetVariable (VarStoreName, &EfiVarStoreInfo->Guid, EfiVarStoreInfo->Attributes, BufferSize, VarStore);

+  if (EFI_ERROR (Status)) {

+    goto Done;

+  }

+

+Done:

+  if (VarStoreName != NULL) {

+    FreePool (VarStoreName);

+  }

+

+  if (VarStore != NULL) {

+    FreePool (VarStore);

+  }

+

+  return Status;

+}

+

+/**

   This function allows a caller to extract the current configuration

   for one or more named elements from one or more drivers.

 

@@ -2275,6 +2651,8 @@ HiiConfigRoutingExtractConfig (
   EFI_STRING                          DefaultResults;

   BOOLEAN                             FirstElement;

   BOOLEAN                             IfrDataParsedFlag;

+  BOOLEAN                             IsEfiVarStore;

+  EFI_IFR_VARSTORE_EFI                *EfiVarStoreInfo; 

 

   if (This == NULL || Progress == NULL || Results == NULL) {

     return EFI_INVALID_PARAMETER;

@@ -2292,8 +2670,11 @@ HiiConfigRoutingExtractConfig (
   ConfigRequest  = NULL;

   Status         = EFI_SUCCESS;

   AccessResults  = NULL;

+  AccessProgress = NULL;

   DevicePath     = NULL;

   IfrDataParsedFlag = FALSE;

+  IsEfiVarStore     = FALSE;

+  EfiVarStoreInfo   = NULL;

 

   //

   // The first element of <MultiConfigRequest> should be

@@ -2418,21 +2799,37 @@ HiiConfigRoutingExtractConfig (
     }

 

     //

-    // Call corresponding ConfigAccess protocol to extract settings

+    // Check whether this ConfigRequest is search from Efi varstore type storage.

     //

-    Status = gBS->HandleProtocol (

-                    DriverHandle,

-                    &gEfiHiiConfigAccessProtocolGuid,

-                    (VOID **) &ConfigAccess

-                    );

-    ASSERT_EFI_ERROR (Status);

+    Status = GetVarStoreType(Database, ConfigRequest, &IsEfiVarStore, &EfiVarStoreInfo);

+    if (EFI_ERROR (Status)) {

+      goto Done;

+    }

+    

+    if (IsEfiVarStore) {

+      //

+      // Call the GetVariable function to extract settings.

+      //

+      Status = GetConfigRespFromEfiVarStore(This, EfiVarStoreInfo, ConfigRequest, &AccessResults, &AccessProgress);

+      FreePool (EfiVarStoreInfo);    

+    } else {

+      //

+      // Call corresponding ConfigAccess protocol to extract settings

+      //

+      Status = gBS->HandleProtocol (

+                      DriverHandle,

+                      &gEfiHiiConfigAccessProtocolGuid,

+                      (VOID **) &ConfigAccess

+                      );

+      ASSERT_EFI_ERROR (Status);

 

-    Status = ConfigAccess->ExtractConfig (

-                             ConfigAccess,

-                             ConfigRequest,

-                             &AccessProgress,

-                             &AccessResults

-                             );

+      Status = ConfigAccess->ExtractConfig (

+                               ConfigAccess,

+                               ConfigRequest,

+                               &AccessProgress,

+                               &AccessResults

+                               );

+    }

     if (EFI_ERROR (Status)) {

       //

       // AccessProgress indicates the parsing progress on <ConfigRequest>.

@@ -2766,6 +3163,8 @@ HiiConfigRoutingRouteConfig (
   EFI_HANDLE                          DriverHandle;

   EFI_HII_CONFIG_ACCESS_PROTOCOL      *ConfigAccess;

   EFI_STRING                          AccessProgress;

+  EFI_IFR_VARSTORE_EFI                *EfiVarStoreInfo;

+  BOOLEAN                             IsEfiVarstore;

 

   if (This == NULL || Progress == NULL) {

     return EFI_INVALID_PARAMETER;

@@ -2779,6 +3178,10 @@ HiiConfigRoutingRouteConfig (
   Private   = CONFIG_ROUTING_DATABASE_PRIVATE_DATA_FROM_THIS (This);

   StringPtr = Configuration;

   *Progress = StringPtr;

+  Database       = NULL;

+  AccessProgress = NULL;

+  EfiVarStoreInfo= NULL;

+  IsEfiVarstore  = FALSE;

 

   //

   // The first element of <MultiConfigResp> should be

@@ -2869,21 +3272,36 @@ HiiConfigRoutingRouteConfig (
     FreePool (DevicePath);

 

     //

-    // Call corresponding ConfigAccess protocol to route settings

+    // Check whether this ConfigRequest is search from Efi varstore type storage.

     //

-    Status = gBS->HandleProtocol (

-                    DriverHandle,

-                    &gEfiHiiConfigAccessProtocolGuid,

-                    (VOID **)  &ConfigAccess

-                    );

-    ASSERT_EFI_ERROR (Status);

+    Status = GetVarStoreType(Database, ConfigResp, &IsEfiVarstore, &EfiVarStoreInfo);

+    if (EFI_ERROR (Status)) {

+      return Status;

+    }

 

-    Status = ConfigAccess->RouteConfig (

-                             ConfigAccess,

-                             ConfigResp,

-                             &AccessProgress

-                             );

+    if (IsEfiVarstore) {

+      //

+      // Call the SetVariable function to route settings.

+      //    

+      Status = RouteConfigRespForEfiVarStore(This, EfiVarStoreInfo, ConfigResp, &AccessProgress);

+      FreePool (EfiVarStoreInfo);

+    } else {

+      //

+      // Call corresponding ConfigAccess protocol to route settings

+      //

+      Status = gBS->HandleProtocol (

+                      DriverHandle,

+                      &gEfiHiiConfigAccessProtocolGuid,

+                      (VOID **)  &ConfigAccess

+                      );

+      ASSERT_EFI_ERROR (Status);

 

+      Status = ConfigAccess->RouteConfig (

+                               ConfigAccess,

+                               ConfigResp,

+                               &AccessProgress

+                               );

+    }

     if (EFI_ERROR (Status)) {

       //

       // AccessProgress indicates the parsing progress on <ConfigResp>.