From 5e795f936f54e86d2bfb8e131f90b4da9a367951 Mon Sep 17 00:00:00 2001
From: Liming Gao <liming.gao@intel.com>
Date: Fri, 6 Feb 2015 06:38:37 +0000
Subject: [PATCH] OvmfPkg: Update PlatformBaseDebugLibIoPort library

Implement new API DebugPrintLevelEnabled() to base on PCD PcdFixedDebugPrintErrorLevel.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16797 6f19259b-4bc3-4df7-8a09-765794883524
---
 .../Library/PlatformDebugLibIoPort/DebugLib.c | 19 ++++++++++++++++++-
 .../PlatformDebugLibIoPort.inf                |  3 ++-
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c b/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c
index 84299ca783..585f9fb111 100644
--- a/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c
+++ b/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c
@@ -2,7 +2,7 @@
   Base Debug library instance for QEMU debug port.
   It uses PrintLib to send debug messages to a fixed I/O port.
 
-  Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
   Copyright (c) 2012, Red Hat, Inc.<BR>
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
@@ -267,3 +267,20 @@ DebugClearMemoryEnabled (
   return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED) != 0);
 }
 
+/**
+  Returns TRUE if any one of the bit is set both in ErrorLevel and PcdFixedDebugPrintErrorLevel.
+
+  This function compares the bit mask of ErrorLevel and PcdFixedDebugPrintErrorLevel.
+
+  @retval  TRUE    Current ErrorLevel is supported.
+  @retval  FALSE   Current ErrorLevel is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+DebugPrintLevelEnabled (
+  IN  CONST UINTN        ErrorLevel
+  )
+{
+  return (BOOLEAN) ((ErrorLevel & PcdGet32(PcdFixedDebugPrintErrorLevel)) != 0);
+}
diff --git a/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf b/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf
index a70c7b5360..0e74fe94cb 100644
--- a/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf
+++ b/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf
@@ -2,7 +2,7 @@
 #  Instance of Debug Library for the QEMU debug console port.
 #  It uses Print Library to produce formatted output strings.
 #
-#  Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
+#  Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
 #  Copyright (c) 2012, Red Hat, Inc.<BR>
 #
 #  This program and the accompanying materials
@@ -47,4 +47,5 @@
   gUefiOvmfPkgTokenSpaceGuid.PcdDebugIoPort                ## CONSUMES
   gEfiMdePkgTokenSpaceGuid.PcdDebugClearMemoryValue        ## CONSUMES
   gEfiMdePkgTokenSpaceGuid.PcdDebugPropertyMask            ## CONSUMES
+  gEfiMdePkgTokenSpaceGuid.PcdFixedDebugPrintErrorLevel    ## CONSUMES