ArmPlatformPkg/Bds: Signal EndOfDxe PI Event

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15739 6f19259b-4bc3-4df7-8a09-765794883524

ArmPlatformPkg/Bds/Bds.c

@@ -19,6 +19,8 @@
 
 #include <Protocol/Bds.h>
 
+#include <Guid/EventGroup.h>
+
 #define EFI_SET_TIMER_TO_SECOND   10000000
 
 STATIC
@@ -417,6 +419,25 @@ StartDefaultBootOnTimeout (
   return EFI_SUCCESS;
 }
 
+/**
+  An empty function to pass error checking of CreateEventEx ().
+
+  @param  Event                 Event whose notification function is being invoked.
+  @param  Context               Pointer to the notification function's context,
+                                which is implementation-dependent.
+
+**/
+STATIC
+VOID
+EFIAPI
+EmptyCallbackFunction (
+  IN EFI_EVENT                Event,
+  IN VOID                     *Context
+  )
+{
+  return;
+}
+
 /**
   This function uses policy data from the platform to determine what operating
   system or system utility should be loaded and invoked.  This function call
@@ -449,6 +470,22 @@ BdsEntry (
   UINT16             *BootNext;
   UINTN               BootNextSize;
   CHAR16              BootVariableName[9];
+  EFI_EVENT           EndOfDxeEvent;
+
+  //
+  // Signal EndOfDxe PI Event
+  //
+  Status = gBS->CreateEventEx (
+      EVT_NOTIFY_SIGNAL,
+      TPL_NOTIFY,
+      EmptyCallbackFunction,
+      NULL,
+      &gEfiEndOfDxeEventGroupGuid,
+      &EndOfDxeEvent
+      );
+  if (!EFI_ERROR (Status)) {
+    gBS->SignalEvent (EndOfDxeEvent);
+  }
 
   PERF_END   (NULL, "DXE", NULL, 0);