diff options
Diffstat (limited to 'SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigDriver.c')
| -rw-r--r-- | SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigDriver.c | 168 |
1 files changed, 87 insertions, 81 deletions
diff --git a/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigDriver.c b/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigDriver.c index fca5ae2645..edf5f0fc77 100644 --- a/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigDriver.c +++ b/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigDriver.c @@ -20,38 +20,42 @@ extern TPM_INSTANCE_ID mTpmInstanceId[TPM_DEVICE_MAX + 1]; **/
VOID
UpdateDefaultPCRBanks (
- IN VOID *HiiPackage,
- IN UINTN HiiPackageSize,
- IN UINT32 PCRBanks
+ IN VOID *HiiPackage,
+ IN UINTN HiiPackageSize,
+ IN UINT32 PCRBanks
)
{
- EFI_HII_PACKAGE_HEADER *HiiPackageHeader;
- EFI_IFR_OP_HEADER *IfrOpCodeHeader;
- EFI_IFR_CHECKBOX *IfrCheckBox;
- EFI_IFR_DEFAULT *IfrDefault;
+ EFI_HII_PACKAGE_HEADER *HiiPackageHeader;
+ EFI_IFR_OP_HEADER *IfrOpCodeHeader;
+ EFI_IFR_CHECKBOX *IfrCheckBox;
+ EFI_IFR_DEFAULT *IfrDefault;
HiiPackageHeader = (EFI_HII_PACKAGE_HEADER *)HiiPackage;
switch (HiiPackageHeader->Type) {
- case EFI_HII_PACKAGE_FORMS:
- IfrOpCodeHeader = (EFI_IFR_OP_HEADER *)(HiiPackageHeader + 1);
- while ((UINTN)IfrOpCodeHeader < (UINTN)HiiPackageHeader + HiiPackageHeader->Length) {
- switch (IfrOpCodeHeader->OpCode) {
- case EFI_IFR_CHECKBOX_OP:
- IfrCheckBox = (EFI_IFR_CHECKBOX *)IfrOpCodeHeader;
- if ((IfrCheckBox->Question.QuestionId >= KEY_TPM2_PCR_BANKS_REQUEST_0) && (IfrCheckBox->Question.QuestionId <= KEY_TPM2_PCR_BANKS_REQUEST_4)) {
- IfrDefault = (EFI_IFR_DEFAULT *)(IfrCheckBox + 1);
- ASSERT (IfrDefault->Header.OpCode == EFI_IFR_DEFAULT_OP);
- ASSERT (IfrDefault->Type == EFI_IFR_TYPE_BOOLEAN);
- IfrDefault->Value.b = (BOOLEAN)((PCRBanks >> (IfrCheckBox->Question.QuestionId - KEY_TPM2_PCR_BANKS_REQUEST_0)) & 0x1);
+ case EFI_HII_PACKAGE_FORMS:
+ IfrOpCodeHeader = (EFI_IFR_OP_HEADER *)(HiiPackageHeader + 1);
+ while ((UINTN)IfrOpCodeHeader < (UINTN)HiiPackageHeader + HiiPackageHeader->Length) {
+ switch (IfrOpCodeHeader->OpCode) {
+ case EFI_IFR_CHECKBOX_OP:
+ IfrCheckBox = (EFI_IFR_CHECKBOX *)IfrOpCodeHeader;
+ if ((IfrCheckBox->Question.QuestionId >= KEY_TPM2_PCR_BANKS_REQUEST_0) && (IfrCheckBox->Question.QuestionId <= KEY_TPM2_PCR_BANKS_REQUEST_4)) {
+ IfrDefault = (EFI_IFR_DEFAULT *)(IfrCheckBox + 1);
+ ASSERT (IfrDefault->Header.OpCode == EFI_IFR_DEFAULT_OP);
+ ASSERT (IfrDefault->Type == EFI_IFR_TYPE_BOOLEAN);
+ IfrDefault->Value.b = (BOOLEAN)((PCRBanks >> (IfrCheckBox->Question.QuestionId - KEY_TPM2_PCR_BANKS_REQUEST_0)) & 0x1);
+ }
+
+ break;
}
- break;
+
+ IfrOpCodeHeader = (EFI_IFR_OP_HEADER *)((UINTN)IfrOpCodeHeader + IfrOpCodeHeader->Length);
}
- IfrOpCodeHeader = (EFI_IFR_OP_HEADER *)((UINTN)IfrOpCodeHeader + IfrOpCodeHeader->Length);
- }
- break;
+
+ break;
}
- return ;
+
+ return;
}
/**
@@ -67,16 +71,16 @@ UpdateDefaultPCRBanks ( **/
VOID
InitializeTcg2VersionInfo (
- IN TCG2_CONFIG_PRIVATE_DATA *PrivateData
+ IN TCG2_CONFIG_PRIVATE_DATA *PrivateData
)
{
- EFI_STATUS Status;
- EFI_STRING ConfigRequestHdr;
- BOOLEAN ActionFlag;
- TCG2_VERSION Tcg2Version;
- UINTN DataSize;
- UINT64 PcdTcg2PpiVersion;
- UINT8 PcdTpm2AcpiTableRev;
+ EFI_STATUS Status;
+ EFI_STRING ConfigRequestHdr;
+ BOOLEAN ActionFlag;
+ TCG2_VERSION Tcg2Version;
+ UINTN DataSize;
+ UINT64 PcdTcg2PpiVersion;
+ UINT8 PcdTpm2AcpiTableRev;
//
// Get the PCD value before initializing efi varstore configuration data.
@@ -85,7 +89,7 @@ InitializeTcg2VersionInfo ( CopyMem (
&PcdTcg2PpiVersion,
PcdGetPtr (PcdTcgPhysicalPresenceInterfaceVer),
- AsciiStrSize ((CHAR8 *) PcdGetPtr (PcdTcgPhysicalPresenceInterfaceVer))
+ AsciiStrSize ((CHAR8 *)PcdGetPtr (PcdTcgPhysicalPresenceInterfaceVer))
);
PcdTpm2AcpiTableRev = PcdGet8 (PcdTpm2AcpiTableRev);
@@ -101,13 +105,13 @@ InitializeTcg2VersionInfo ( );
ASSERT (ConfigRequestHdr != NULL);
DataSize = sizeof (Tcg2Version);
- Status = gRT->GetVariable (
- TCG2_VERSION_NAME,
- &gTcg2ConfigFormSetGuid,
- NULL,
- &DataSize,
- &Tcg2Version
- );
+ Status = gRT->GetVariable (
+ TCG2_VERSION_NAME,
+ &gTcg2ConfigFormSetGuid,
+ NULL,
+ &DataSize,
+ &Tcg2Version
+ );
if (!EFI_ERROR (Status)) {
//
// EFI variable does exist and validate current setting.
@@ -123,13 +127,13 @@ InitializeTcg2VersionInfo ( // Get the default values from variable.
//
DataSize = sizeof (Tcg2Version);
- Status = gRT->GetVariable (
- TCG2_VERSION_NAME,
- &gTcg2ConfigFormSetGuid,
- NULL,
- &DataSize,
- &Tcg2Version
- );
+ Status = gRT->GetVariable (
+ TCG2_VERSION_NAME,
+ &gTcg2ConfigFormSetGuid,
+ NULL,
+ &DataSize,
+ &Tcg2Version
+ );
ASSERT_EFI_ERROR (Status);
}
} else {
@@ -160,24 +164,26 @@ InitializeTcg2VersionInfo ( // Get the default values from variable.
//
DataSize = sizeof (Tcg2Version);
- Status = gRT->GetVariable (
- TCG2_VERSION_NAME,
- &gTcg2ConfigFormSetGuid,
- NULL,
- &DataSize,
- &Tcg2Version
- );
+ Status = gRT->GetVariable (
+ TCG2_VERSION_NAME,
+ &gTcg2ConfigFormSetGuid,
+ NULL,
+ &DataSize,
+ &Tcg2Version
+ );
ASSERT_EFI_ERROR (Status);
if (PcdTcg2PpiVersion != Tcg2Version.PpiVersion) {
DEBUG ((DEBUG_WARN, "WARNING: PcdTcgPhysicalPresenceInterfaceVer default value is not same with the default value in VFR\n"));
DEBUG ((DEBUG_WARN, "WARNING: The default value in VFR has be chosen\n"));
}
+
if (PcdTpm2AcpiTableRev != Tcg2Version.Tpm2AcpiTableRev) {
DEBUG ((DEBUG_WARN, "WARNING: PcdTpm2AcpiTableRev default value is not same with the default value in VFR\n"));
DEBUG ((DEBUG_WARN, "WARNING: The default value in VFR has be chosen\n"));
}
}
}
+
FreePool (ConfigRequestHdr);
//
@@ -189,7 +195,7 @@ InitializeTcg2VersionInfo ( CopyMem (
&PcdTcg2PpiVersion,
PcdGetPtr (PcdTcgPhysicalPresenceInterfaceVer),
- AsciiStrSize ((CHAR8 *) PcdGetPtr (PcdTcgPhysicalPresenceInterfaceVer))
+ AsciiStrSize ((CHAR8 *)PcdGetPtr (PcdTcgPhysicalPresenceInterfaceVer))
);
if (PcdTcg2PpiVersion != Tcg2Version.PpiVersion) {
DEBUG ((DEBUG_WARN, "WARNING: PcdTcgPhysicalPresenceInterfaceVer is not DynamicHii type and does not map to TCG2_VERSION.PpiVersion\n"));
@@ -247,8 +253,8 @@ InitializeTcg2VersionInfo ( EFI_STATUS
EFIAPI
Tcg2ConfigDriverEntryPoint (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
@@ -289,36 +295,36 @@ Tcg2ConfigDriverEntryPoint ( );
ASSERT_EFI_ERROR (Status);
- Status = gBS->LocateProtocol (&gEfiTcg2ProtocolGuid, NULL, (VOID **) &PrivateData->Tcg2Protocol);
+ Status = gBS->LocateProtocol (&gEfiTcg2ProtocolGuid, NULL, (VOID **)&PrivateData->Tcg2Protocol);
ASSERT_EFI_ERROR (Status);
- PrivateData->ProtocolCapability.Size = sizeof(PrivateData->ProtocolCapability);
- Status = PrivateData->Tcg2Protocol->GetCapability (
- PrivateData->Tcg2Protocol,
- &PrivateData->ProtocolCapability
- );
+ PrivateData->ProtocolCapability.Size = sizeof (PrivateData->ProtocolCapability);
+ Status = PrivateData->Tcg2Protocol->GetCapability (
+ PrivateData->Tcg2Protocol,
+ &PrivateData->ProtocolCapability
+ );
ASSERT_EFI_ERROR (Status);
- DataSize = sizeof(Tcg2Configuration);
- Status = gRT->GetVariable (
- TCG2_STORAGE_NAME,
- &gTcg2ConfigFormSetGuid,
- NULL,
- &DataSize,
- &Tcg2Configuration
- );
+ DataSize = sizeof (Tcg2Configuration);
+ Status = gRT->GetVariable (
+ TCG2_STORAGE_NAME,
+ &gTcg2ConfigFormSetGuid,
+ NULL,
+ &DataSize,
+ &Tcg2Configuration
+ );
if (EFI_ERROR (Status)) {
//
// Variable not ready, set default value
//
- Tcg2Configuration.TpmDevice = TPM_DEVICE_DEFAULT;
+ Tcg2Configuration.TpmDevice = TPM_DEVICE_DEFAULT;
}
//
// Validation
//
if ((Tcg2Configuration.TpmDevice > TPM_DEVICE_MAX) || (Tcg2Configuration.TpmDevice < TPM_DEVICE_MIN)) {
- Tcg2Configuration.TpmDevice = TPM_DEVICE_DEFAULT;
+ Tcg2Configuration.TpmDevice = TPM_DEVICE_DEFAULT;
}
//
@@ -328,21 +334,21 @@ Tcg2ConfigDriverEntryPoint ( Status = PrivateData->Tcg2Protocol->GetActivePcrBanks (PrivateData->Tcg2Protocol, &CurrentActivePCRBanks);
ASSERT_EFI_ERROR (Status);
PrivateData->PCRBanksDesired = CurrentActivePCRBanks;
- UpdateDefaultPCRBanks (Tcg2ConfigBin + sizeof(UINT32), ReadUnaligned32((UINT32 *)Tcg2ConfigBin) - sizeof(UINT32), CurrentActivePCRBanks);
+ UpdateDefaultPCRBanks (Tcg2ConfigBin + sizeof (UINT32), ReadUnaligned32 ((UINT32 *)Tcg2ConfigBin) - sizeof (UINT32), CurrentActivePCRBanks);
//
// Sync data from PCD to variable, so that we do not need detect again in S3 phase.
//
Tcg2DeviceDetection.TpmDeviceDetected = TPM_DEVICE_NULL;
- for (Index = 0; Index < sizeof(mTpmInstanceId)/sizeof(mTpmInstanceId[0]); Index++) {
- if (CompareGuid (PcdGetPtr(PcdTpmInstanceGuid), &mTpmInstanceId[Index].TpmInstanceGuid)) {
+ for (Index = 0; Index < sizeof (mTpmInstanceId)/sizeof (mTpmInstanceId[0]); Index++) {
+ if (CompareGuid (PcdGetPtr (PcdTpmInstanceGuid), &mTpmInstanceId[Index].TpmInstanceGuid)) {
Tcg2DeviceDetection.TpmDeviceDetected = mTpmInstanceId[Index].TpmDevice;
break;
}
}
PrivateData->TpmDeviceDetected = Tcg2DeviceDetection.TpmDeviceDetected;
- Tcg2Configuration.TpmDevice = Tcg2DeviceDetection.TpmDeviceDetected;
+ Tcg2Configuration.TpmDevice = Tcg2DeviceDetection.TpmDeviceDetected;
//
// Save to variable so platform driver can get it.
@@ -351,7 +357,7 @@ Tcg2ConfigDriverEntryPoint ( TCG2_DEVICE_DETECTION_NAME,
&gTcg2ConfigFormSetGuid,
EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
- sizeof(Tcg2DeviceDetection),
+ sizeof (Tcg2DeviceDetection),
&Tcg2DeviceDetection
);
if (EFI_ERROR (Status)) {
@@ -373,7 +379,7 @@ Tcg2ConfigDriverEntryPoint ( TCG2_STORAGE_NAME,
&gTcg2ConfigFormSetGuid,
EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
- sizeof(Tcg2Configuration),
+ sizeof (Tcg2Configuration),
&Tcg2Configuration
);
if (EFI_ERROR (Status)) {
@@ -428,13 +434,13 @@ Tcg2ConfigDriverUnload ( IN EFI_HANDLE ImageHandle
)
{
- EFI_STATUS Status;
- TCG2_CONFIG_PRIVATE_DATA *PrivateData;
+ EFI_STATUS Status;
+ TCG2_CONFIG_PRIVATE_DATA *PrivateData;
Status = gBS->HandleProtocol (
ImageHandle,
&gEfiCallerIdGuid,
- (VOID **) &PrivateData
+ (VOID **)&PrivateData
);
if (EFI_ERROR (Status)) {
return Status;
|