From e356f99943603fe9ede19ab4715fa8eed16c0339 Mon Sep 17 00:00:00 2001
From: klu2 <klu2@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 6 Jul 2009 07:40:18 +0000
Subject: [PATCH] Add Pcd8259LegacyModeEdgeLevel into PcAtChipsetPkg.dec

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8760 6f19259b-4bc3-4df7-8a09-765794883524
---
 PcAtChipsetPkg/8259InterruptControllerDxe/8259.c   | 2 +-
 PcAtChipsetPkg/8259InterruptControllerDxe/8259.inf | 1 +
 PcAtChipsetPkg/PcAtChipsetPkg.dec                  | 5 ++++-
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/PcAtChipsetPkg/8259InterruptControllerDxe/8259.c b/PcAtChipsetPkg/8259InterruptControllerDxe/8259.c
index 9316c7ff0f..22d03c8e38 100644
--- a/PcAtChipsetPkg/8259InterruptControllerDxe/8259.c
+++ b/PcAtChipsetPkg/8259InterruptControllerDxe/8259.c
@@ -40,7 +40,7 @@ EFI_8259_MODE             mMode                   = Efi8259ProtectedMode;
 UINT16                    mProtectedModeMask      = 0xffff;
 UINT16                    mLegacyModeMask         = FixedPcdGet16(Pcd8259LegacyModeMask);
 UINT16                    mProtectedModeEdgeLevel = 0x0000;
-UINT16                    mLegacyModeEdgeLevel    = 0x0000;
+UINT16                    mLegacyModeEdgeLevel    = FixedPcdGet16(Pcd8259LegacyModeEdgeLevel);
 
 //
 // Worker Functions
diff --git a/PcAtChipsetPkg/8259InterruptControllerDxe/8259.inf b/PcAtChipsetPkg/8259InterruptControllerDxe/8259.inf
index 04379270dc..dd9b3fe081 100644
--- a/PcAtChipsetPkg/8259InterruptControllerDxe/8259.inf
+++ b/PcAtChipsetPkg/8259InterruptControllerDxe/8259.inf
@@ -46,6 +46,7 @@
 
 [Pcd]
   gPcAtChipsetPkgTokenSpaceGuid.Pcd8259LegacyModeMask|0xFFFF
+  gPcAtChipsetPkgTokenSpaceGuid.Pcd8259LegacyModeEdgeLevel|0x0000
   
 [Depex]
   TRUE
diff --git a/PcAtChipsetPkg/PcAtChipsetPkg.dec b/PcAtChipsetPkg/PcAtChipsetPkg.dec
index 81750c6968..d5c39de878 100644
--- a/PcAtChipsetPkg/PcAtChipsetPkg.dec
+++ b/PcAtChipsetPkg/PcAtChipsetPkg.dec
@@ -41,7 +41,10 @@
   #  mask all legacy interrupt. Please restore the original legacy mask value if changing is made for these special case.
   #
   gPcAtChipsetPkgTokenSpaceGuid.Pcd8259LegacyModeMask|0x00000001|UINT16|0xFFFF
-
+  
+  ## Pcd8259LegacyModeEdgeLevel defines the default edge level for legacy mode's interrrupt controller.
+  gPcAtChipsetPkgTokenSpaceGuid.Pcd8259LegacyModeEdgeLevel|0x00000002|UINT16|0x0000
+  
 [Guids.common]
   gPcAtChipsetPkgTokenSpaceGuid = { 0x326ae723, 0xae32, 0x4589, { 0x98, 0xb8, 0xca, 0xc2, 0x3c, 0xdc, 0xc1, 0xb1 } }