MdeModulePkg/DriverSample: Add questions with bit/union VarStore

[mirror_edk2.git] / MdeModulePkg / Universal / DriverSampleDxe / DriverSample.c

diff --git a/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c b/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c
index bbd9713eea75afa3ca69131e8223bbc62e3797c8..af31615a61b612a1d4e080d6b049250167fbb7ad 100644 (file)
--- a/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c
+++ b/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c
@@ -20,6 +20,9 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 \r
 CHAR16     VariableName[] = L"MyIfrNVData";\r
 CHAR16     MyEfiVar[] = L"MyEfiVar";\r
+CHAR16     MyEfiBitVar[] = L"MyEfiBitVar";\r
+CHAR16     MyEfiUnionVar[] = L"MyEfiUnionVar";\r
+\r
 EFI_HANDLE                      DriverHandle[2] = {NULL, NULL};\r
 DRIVER_SAMPLE_PRIVATE_DATA      *mPrivateData = NULL;\r
 EFI_EVENT                       mEvent;\r
@@ -664,6 +667,13 @@ ExtractConfig (
     if (HiiIsConfigHdrMatch(Request, &gDriverSampleFormSetGuid, MyEfiVar)) {\r
       return EFI_UNSUPPORTED;\r
     }\r
+    if (HiiIsConfigHdrMatch(Request, &gDriverSampleFormSetGuid, MyEfiBitVar)) {\r
+      return EFI_UNSUPPORTED;\r
+    }\r
+    if (HiiIsConfigHdrMatch(Request, &gDriverSampleFormSetGuid, MyEfiUnionVar)) {\r
+      return EFI_UNSUPPORTED;\r
+    }\r
+\r
     //\r
     // Set Request to the unified request string.\r
     //\r
@@ -885,6 +895,12 @@ RouteConfig (
   if (HiiIsConfigHdrMatch(Configuration, &gDriverSampleFormSetGuid, MyEfiVar)) {\r
     return EFI_UNSUPPORTED;\r
   }\r
+  if (HiiIsConfigHdrMatch(Configuration, &gDriverSampleFormSetGuid, MyEfiBitVar)) {\r
+    return EFI_UNSUPPORTED;\r
+  }\r
+  if (HiiIsConfigHdrMatch(Configuration, &gDriverSampleFormSetGuid, MyEfiUnionVar)) {\r
+    return EFI_UNSUPPORTED;\r
+  }\r
 \r
   //\r
   // Get Buffer Storage data from EFI variable\r
@@ -1297,6 +1313,10 @@ DriverCallback (
         }\r
       break;\r
 \r
+      case 0x6666:\r
+        Value->u8 = 12;\r
+        break;\r
+\r
       default:\r
         Status = EFI_UNSUPPORTED;\r
       break;\r
@@ -1311,6 +1331,10 @@ DriverCallback (
         Value->u8 = DEFAULT_CLASS_MANUFACTURING_VALUE;\r
       break;\r
 \r
+     case 0x6666:\r
+        Value->u8 = 13;\r
+        break;\r
+\r
       default:\r
         Status = EFI_UNSUPPORTED;      \r
       break;\r
@@ -1705,6 +1729,8 @@ DriverSampleInit (
   EFI_STRING                      ConfigRequestHdr;\r
   EFI_STRING                      NameRequestHdr;\r
   MY_EFI_VARSTORE_DATA            *VarStoreConfig;\r
+  MY_EFI_BITS_VARSTORE_DATA       *BitsVarStoreConfig;\r
+  MY_EFI_UNION_DATA               *UnionConfig;\r
   EFI_INPUT_KEY                   HotKey;\r
   EDKII_FORM_BROWSER_EXTENSION_PROTOCOL *FormBrowserEx;\r
 \r
@@ -1993,6 +2019,100 @@ DriverSampleInit (
   }\r
   FreePool (ConfigRequestHdr);\r
 \r
+  //\r
+  // Initialize Bits efi varstore configuration data\r
+  //\r
+  BitsVarStoreConfig = &mPrivateData->BitsVarStoreConfig;\r
+  ZeroMem (BitsVarStoreConfig, sizeof (MY_EFI_BITS_VARSTORE_DATA));\r
+\r
+  ConfigRequestHdr = HiiConstructConfigHdr (&gDriverSampleFormSetGuid, MyEfiBitVar, DriverHandle[0]);\r
+  ASSERT (ConfigRequestHdr != NULL);\r
+\r
+  BufferSize = sizeof (MY_EFI_BITS_VARSTORE_DATA);\r
+  Status = gRT->GetVariable (MyEfiBitVar, &gDriverSampleFormSetGuid, NULL, &BufferSize, BitsVarStoreConfig);\r
+  if (EFI_ERROR (Status)) {\r
+    //\r
+    // Store zero data to EFI variable Storage.\r
+    //\r
+    Status = gRT->SetVariable(\r
+                    MyEfiBitVar,\r
+                    &gDriverSampleFormSetGuid,\r
+                    EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
+                    sizeof (MY_EFI_BITS_VARSTORE_DATA),\r
+                    BitsVarStoreConfig\r
+                    );\r
+    if (EFI_ERROR (Status)) {\r
+      DriverSampleUnload (ImageHandle);\r
+      return Status;\r
+    }\r
+    //\r
+    // EFI variable for NV config doesn't exit, we should build this variable\r
+    // based on default values stored in IFR\r
+    //\r
+    ActionFlag = HiiSetToDefaults (ConfigRequestHdr, EFI_HII_DEFAULT_CLASS_STANDARD);\r
+    if (!ActionFlag) {\r
+      DriverSampleUnload (ImageHandle);\r
+      return EFI_INVALID_PARAMETER;\r
+    }\r
+  } else {\r
+    //\r
+    // EFI variable does exist and Validate Current Setting\r
+    //\r
+    ActionFlag = HiiValidateSettings (ConfigRequestHdr);\r
+    if (!ActionFlag) {\r
+      DriverSampleUnload (ImageHandle);\r
+      return EFI_INVALID_PARAMETER;\r
+    }\r
+  }\r
+  FreePool (ConfigRequestHdr);\r
+\r
+   //\r
+  // Initialize Union efi varstore configuration data\r
+  //\r
+  UnionConfig = &mPrivateData->UnionConfig;\r
+  ZeroMem (UnionConfig, sizeof (MY_EFI_UNION_DATA));\r
+\r
+  ConfigRequestHdr = HiiConstructConfigHdr (&gDriverSampleFormSetGuid, MyEfiUnionVar, DriverHandle[0]);\r
+  ASSERT (ConfigRequestHdr != NULL);\r
+\r
+  BufferSize = sizeof (MY_EFI_UNION_DATA);\r
+  Status = gRT->GetVariable (MyEfiUnionVar, &gDriverSampleFormSetGuid, NULL, &BufferSize, UnionConfig);\r
+  if (EFI_ERROR (Status)) {\r
+    //\r
+    // Store zero data to EFI variable Storage.\r
+    //\r
+    Status = gRT->SetVariable(\r
+                    MyEfiUnionVar,\r
+                    &gDriverSampleFormSetGuid,\r
+                    EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
+                    sizeof (MY_EFI_UNION_DATA),\r
+                    UnionConfig\r
+                    );\r
+    if (EFI_ERROR (Status)) {\r
+      DriverSampleUnload (ImageHandle);\r
+      return Status;\r
+    }\r
+    //\r
+    // EFI variable for NV config doesn't exit, we should build this variable\r
+    // based on default values stored in IFR\r
+    //\r
+    ActionFlag = HiiSetToDefaults (ConfigRequestHdr, EFI_HII_DEFAULT_CLASS_STANDARD);\r
+    if (!ActionFlag) {\r
+      DriverSampleUnload (ImageHandle);\r
+      return EFI_INVALID_PARAMETER;\r
+    }\r
+  } else {\r
+    //\r
+    // EFI variable does exist and Validate Current Setting\r
+    //\r
+    ActionFlag = HiiValidateSettings (ConfigRequestHdr);\r
+    if (!ActionFlag) {\r
+      DriverSampleUnload (ImageHandle);\r
+      return EFI_INVALID_PARAMETER;\r
+    }\r
+  }\r
+  FreePool (ConfigRequestHdr);\r
+\r
   Status = gBS->CreateEventEx (\r
         EVT_NOTIFY_SIGNAL, \r
         TPL_NOTIFY,\r