diff options
Diffstat (limited to 'SecurityPkg/Tcg/TrEEConfig/TrEEConfigImpl.c')
| -rw-r--r-- | SecurityPkg/Tcg/TrEEConfig/TrEEConfigImpl.c | 177 |
1 files changed, 29 insertions, 148 deletions
diff --git a/SecurityPkg/Tcg/TrEEConfig/TrEEConfigImpl.c b/SecurityPkg/Tcg/TrEEConfig/TrEEConfigImpl.c index 0df99d607e..2748505fec 100644 --- a/SecurityPkg/Tcg/TrEEConfig/TrEEConfigImpl.c +++ b/SecurityPkg/Tcg/TrEEConfig/TrEEConfigImpl.c @@ -86,96 +86,7 @@ TrEEExtractConfig ( OUT EFI_STRING *Results
)
{
- EFI_STATUS Status;
- UINTN BufferSize;
- TREE_CONFIGURATION Configuration;
- TREE_CONFIG_PRIVATE_DATA *PrivateData;
- EFI_STRING ConfigRequestHdr;
- EFI_STRING ConfigRequest;
- BOOLEAN AllocatedRequest;
- UINTN Size;
- UINTN Index;
-
- if (Progress == NULL || Results == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- *Progress = Request;
- if ((Request != NULL) && !HiiIsConfigHdrMatch (Request, &gTrEEConfigFormSetGuid, TREE_STORAGE_NAME)) {
- return EFI_NOT_FOUND;
- }
-
- ConfigRequestHdr = NULL;
- ConfigRequest = NULL;
- AllocatedRequest = FALSE;
- Size = 0;
-
- PrivateData = TREE_CONFIG_PRIVATE_DATA_FROM_THIS (This);
-
- //
- // Convert buffer data to <ConfigResp> by helper function BlockToConfig()
- //
- BufferSize = sizeof (Configuration);
- Status = gRT->GetVariable (
- TREE_STORAGE_NAME,
- &gTrEEConfigFormSetGuid,
- NULL,
- &BufferSize,
- &Configuration
- );
- ASSERT_EFI_ERROR (Status);
-
- //
- // Get data from PCD to make sure data consistant - platform driver is suppose to construct this PCD accroding to Variable
- //
- for (Index = 0; Index < sizeof(mTpmInstanceId)/sizeof(mTpmInstanceId[0]); Index++) {
- if (CompareGuid (PcdGetPtr(PcdTpmInstanceGuid), &mTpmInstanceId[Index].TpmInstanceGuid)) {
- Configuration.TpmDevice = mTpmInstanceId[Index].TpmDevice;
- break;
- }
- }
-
- BufferSize = sizeof (Configuration);
- ConfigRequest = Request;
- if ((Request == NULL) || (StrStr (Request, L"OFFSET") == NULL)) {
- //
- // Request has no request element, construct full request string.
- // Allocate and fill a buffer large enough to hold the <ConfigHdr> template
- // followed by "&OFFSET=0&WIDTH=WWWWWWWWWWWWWWWW" followed by a Null-terminator
- //
- ConfigRequestHdr = HiiConstructConfigHdr (&gTrEEConfigFormSetGuid, TREE_STORAGE_NAME, PrivateData->DriverHandle);
- Size = (StrLen (ConfigRequestHdr) + 32 + 1) * sizeof (CHAR16);
- ConfigRequest = AllocateZeroPool (Size);
- ASSERT (ConfigRequest != NULL);
- AllocatedRequest = TRUE;
- UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", ConfigRequestHdr, (UINT64) BufferSize);
- FreePool (ConfigRequestHdr);
- }
-
- Status = gHiiConfigRouting->BlockToConfig (
- gHiiConfigRouting,
- ConfigRequest,
- (UINT8 *) &Configuration,
- BufferSize,
- Results,
- Progress
- );
- //
- // Free the allocated config request string.
- //
- if (AllocatedRequest) {
- FreePool (ConfigRequest);
- }
- //
- // Set Progress string to the original request string.
- //
- if (Request == NULL) {
- *Progress = NULL;
- } else if (StrStr (Request, L"OFFSET") == NULL) {
- *Progress = Request + StrLen (Request);
- }
-
- return Status;
+ return EFI_UNSUPPORTED;
}
/**
@@ -252,59 +163,7 @@ TrEERouteConfig ( OUT EFI_STRING *Progress
)
{
- EFI_STATUS Status;
- UINTN BufferSize;
- TREE_CONFIGURATION TrEEConfiguration;
-
- if (Configuration == NULL || Progress == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- *Progress = Configuration;
- if (!HiiIsConfigHdrMatch (Configuration, &gTrEEConfigFormSetGuid, TREE_STORAGE_NAME)) {
- return EFI_NOT_FOUND;
- }
-
- BufferSize = sizeof (TrEEConfiguration);
- Status = gRT->GetVariable (
- TREE_STORAGE_NAME,
- &gTrEEConfigFormSetGuid,
- NULL,
- &BufferSize,
- &TrEEConfiguration
- );
- ASSERT_EFI_ERROR (Status);
-
- //
- // Convert <ConfigResp> to buffer data by helper function ConfigToBlock()
- //
- BufferSize = sizeof (TREE_CONFIGURATION);
- Status = gHiiConfigRouting->ConfigToBlock (
- gHiiConfigRouting,
- Configuration,
- (UINT8 *) &TrEEConfiguration,
- &BufferSize,
- Progress
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Save to variable so platform driver can get it.
- //
- Status = gRT->SetVariable (
- TREE_STORAGE_NAME,
- &gTrEEConfigFormSetGuid,
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
- sizeof(TrEEConfiguration),
- &TrEEConfiguration
- );
-
- SaveTrEEPpRequest (TrEEConfiguration.Tpm2Operation
- );
-
- return Status;
+ return EFI_UNSUPPORTED;
}
/**
@@ -343,13 +202,17 @@ TrEECallback ( if ((This == NULL) || (Value == NULL) || (ActionRequest == NULL)) {
return EFI_INVALID_PARAMETER;
}
-
- if ((Action != EFI_BROWSER_ACTION_CHANGED) ||
- (QuestionId != KEY_TPM_DEVICE)) {
- return EFI_UNSUPPORTED;
+
+ if (Action == EFI_BROWSER_ACTION_CHANGED) {
+ if (QuestionId == KEY_TPM_DEVICE) {
+ return EFI_SUCCESS;
+ }
+ if (QuestionId == KEY_TPM2_OPERATION) {
+ return SaveTrEEPpRequest (Value->u8);
+ }
}
- return EFI_SUCCESS;
+ return EFI_UNSUPPORTED;
}
/**
@@ -413,6 +276,24 @@ InstallTrEEConfigForm ( PrivateData->HiiHandle = HiiHandle;
+ //
+ // Update static data
+ //
+ switch (PrivateData->TpmDeviceDetected) {
+ case TPM_DEVICE_NULL:
+ HiiSetString (PrivateData->HiiHandle, STRING_TOKEN (STR_TREE_DEVICE_STATE_CONTENT), L"Not Found", NULL);
+ break;
+ case TPM_DEVICE_1_2:
+ HiiSetString (PrivateData->HiiHandle, STRING_TOKEN (STR_TREE_DEVICE_STATE_CONTENT), L"TPM 1.2", NULL);
+ break;
+ case TPM_DEVICE_2_0_DTPM:
+ HiiSetString (PrivateData->HiiHandle, STRING_TOKEN (STR_TREE_DEVICE_STATE_CONTENT), L"TPM 2.0 (DTPM)", NULL);
+ break;
+ default:
+ HiiSetString (PrivateData->HiiHandle, STRING_TOKEN (STR_TREE_DEVICE_STATE_CONTENT), L"Unknown", NULL);
+ break;
+ }
+
return EFI_SUCCESS;
}
|