diff options
| -rw-r--r-- | SecurityPkg/Tcg/TcgDxe/TcgDxe.c | 41 | ||||
| -rw-r--r-- | SecurityPkg/Tcg/TcgDxe/TcgDxe.inf | 1 |
2 files changed, 42 insertions, 0 deletions
diff --git a/SecurityPkg/Tcg/TcgDxe/TcgDxe.c b/SecurityPkg/Tcg/TcgDxe/TcgDxe.c index 4b5380ba87..75c6a8978f 100644 --- a/SecurityPkg/Tcg/TcgDxe/TcgDxe.c +++ b/SecurityPkg/Tcg/TcgDxe/TcgDxe.c @@ -23,6 +23,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #include <Guid/HobList.h>
#include <Guid/TcgEventHob.h>
#include <Guid/EventGroup.h>
+#include <Guid/EventExitBootServiceFailed.h>
#include <Protocol/DevicePath.h>
#include <Protocol/TcgService.h>
#include <Protocol/AcpiTable.h>
@@ -1104,6 +1105,34 @@ OnExitBootServices ( }
/**
+ Exit Boot Services Failed Event notification handler.
+
+ Measure Failure of ExitBootServices.
+
+ @param[in] Event Event whose notification function is being invoked
+ @param[in] Context Pointer to the notification function's context
+
+**/
+VOID
+EFIAPI
+OnExitBootServicesFailed (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ )
+{
+ EFI_STATUS Status;
+
+ //
+ // Measure Failure of ExitBootServices,
+ //
+ Status = TcgMeasureAction (
+ EFI_EXIT_BOOT_SERVICES_FAILED
+ );
+ ASSERT_EFI_ERROR (Status);
+
+}
+
+/**
Get TPM Deactivated state.
@param[out] TPMDeactivatedFlag Returns TPM Deactivated state.
@@ -1205,6 +1234,18 @@ DriverEntry ( &gEfiEventExitBootServicesGuid,
&Event
);
+
+ //
+ // Measure Exit Boot Service failed
+ //
+ Status = gBS->CreateEventEx (
+ EVT_NOTIFY_SIGNAL,
+ TPL_NOTIFY,
+ OnExitBootServicesFailed,
+ NULL,
+ &gEventExitBootServicesFailedGuid,
+ &Event
+ );
}
//
diff --git a/SecurityPkg/Tcg/TcgDxe/TcgDxe.inf b/SecurityPkg/Tcg/TcgDxe/TcgDxe.inf index 95f37737c4..239997db7d 100644 --- a/SecurityPkg/Tcg/TcgDxe/TcgDxe.inf +++ b/SecurityPkg/Tcg/TcgDxe/TcgDxe.inf @@ -56,6 +56,7 @@ gTcgEventEntryHobGuid
gEfiEventReadyToBootGuid
gEfiEventExitBootServicesGuid
+ gEventExitBootServicesFailedGuid # ALWAYS_CONSUMED
[Protocols]
gEfiTcgProtocolGuid ## PRODUCES
|