diff --git a/IntelFrameworkModulePkg/Include/Guid/StatusCodeDataTypeDebug.h b/IntelFrameworkModulePkg/Include/Guid/StatusCodeDataTypeDebug.h
index e87947735f..52e7c95e73 100644
--- a/IntelFrameworkModulePkg/Include/Guid/StatusCodeDataTypeDebug.h
+++ b/IntelFrameworkModulePkg/Include/Guid/StatusCodeDataTypeDebug.h
@@ -25,7 +25,7 @@
   }
 
 ///
-/// The maximum size of an EFI_DEBUG_INO structure
+/// The maximum size of an EFI_DEBUG_INFO structure
 ///
 #define EFI_STATUS_CODE_DATA_MAX_SIZE 200
 
diff --git a/IntelFrameworkModulePkg/Library/PeiDxeDebugLibReportStatusCode/DebugLib.c b/IntelFrameworkModulePkg/Library/PeiDxeDebugLibReportStatusCode/DebugLib.c
index 20f52f86bf..980255165d 100644
--- a/IntelFrameworkModulePkg/Library/PeiDxeDebugLibReportStatusCode/DebugLib.c
+++ b/IntelFrameworkModulePkg/Library/PeiDxeDebugLibReportStatusCode/DebugLib.c
@@ -1,6 +1,9 @@
 /** @file
   Debug Library based on report status code library.
 
+  Note that if the debug message length is larger than the maximum allowable
+  record length, then the debug message will be ignored directly.
+
   Copyright (c) 2006 - 2009, Intel Corporation<BR>
   All rights reserved. This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
@@ -32,6 +35,9 @@
 
   If Format is NULL, then ASSERT().
 
+  If the length of the message string specificed by Format is larger than the maximum allowable
+  record length, then directly return and not print it.
+
   @param  ErrorLevel  The error level of the debug message.
   @param  Format      Format string for the debug message to print.
   @param  ...         Variable argument list whose contents are accessed