PI 1.2 Errata C: A new return condition is added for the returned status code EFI_INV...

[mirror_edk2.git] / MdePkg / Include / Protocol / SmmControl2.h

diff --git a/MdePkg/Include/Protocol/SmmControl2.h b/MdePkg/Include/Protocol/SmmControl2.h
index d3383643d558ad7cb3328f4ccecd3215f5299600..58df62aa6ecd0b77427adce6055e45e89ede2527 100644 (file)
--- a/MdePkg/Include/Protocol/SmmControl2.h
+++ b/MdePkg/Include/Protocol/SmmControl2.h
@@ -11,7 +11,7 @@
   accessed, will generate the SMI.  Also, the hardware optionally supports the periodic generation of \r
   these signals.\r
 \r
-  Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>\r
   This program and the accompanying materials                          \r
   are licensed and made available under the terms and conditions of the BSD License         \r
   which accompanies this distribution.  The full text of the license may be found at        \r
@@ -50,6 +50,7 @@ typedef UINTN  EFI_SMM_PERIOD;
   @retval EFI_SUCCESS            The SMI/PMI has been engendered.\r
   @retval EFI_DEVICE_ERROR       The timing is unsupported.\r
   @retval EFI_INVALID_PARAMETER  The activation period is unsupported.\r
+  @retval EFI_INVALID_PARAMETER  The last periodic activation has not been cleared. \r
   @retval EFI_NOT_STARTED        The SMM base service has not been initialized.\r
 **/\r
 typedef\r