MdeModulePkg: Replace BSD License with BSD+Patent License

[mirror_edk2.git] / MdeModulePkg / Universal / DebugSupportDxe / X64 / PlDebugSupportX64.c

diff --git a/MdeModulePkg/Universal/DebugSupportDxe/X64/PlDebugSupportX64.c b/MdeModulePkg/Universal/DebugSupportDxe/X64/PlDebugSupportX64.c
index d6173bb12f3fa5588403d4bccbc983cac6ceb490..1e40873bc2d861290d1f1fa38e3c4ceed708d312 100644 (file)
--- a/MdeModulePkg/Universal/DebugSupportDxe/X64/PlDebugSupportX64.c
+++ b/MdeModulePkg/Universal/DebugSupportDxe/X64/PlDebugSupportX64.c
@@ -1,18 +1,12 @@
 /** @file\r
-  X64 specific debug support functions\r
+  X64 specific functions to support Debug Support protocol.\r
 \r
-Copyright (c) 2006 - 2007, Intel Corporation\r
-All rights reserved. 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
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+Copyright (c) 2008 - 2010, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
 \r
 **/\r
 \r
-#include "DebugSupport.h"\r
+#include "PlDebugSupport.h"\r
 \r
 IA32_IDT_GATE_DESCRIPTOR  NullDesc = {{0,0}};\r
 \r
@@ -30,10 +24,15 @@ GetInterruptHandleFromIdt (
   )\r
 {\r
   UINTN      InterruptHandle;\r
- \r
-  ((UINT16 *) &InterruptHandle)[0] = (UINT16) IdtGateDecriptor->Bits.OffsetLow;\r
-  ((UINT16 *) &InterruptHandle)[1] = (UINT16) IdtGateDecriptor->Bits.OffsetHigh;\r
-  ((UINT32 *) &InterruptHandle)[1] = (UINT32) IdtGateDecriptor->Bits.OffsetUpper;\r
+\r
+  //\r
+  // InterruptHandle  0-15 : OffsetLow\r
+  // InterruptHandle 16-31 : OffsetHigh\r
+  // InterruptHandle 32-63 : OffsetUpper\r
+  //\r
+  InterruptHandle = ((UINTN) IdtGateDecriptor->Bits.OffsetLow) |\r
+                    (((UINTN) IdtGateDecriptor->Bits.OffsetHigh)  << 16) |\r
+                    (((UINTN) IdtGateDecriptor->Bits.OffsetUpper) << 32) ;\r
 \r
   return InterruptHandle;\r
 }\r
@@ -103,7 +102,7 @@ CreateEntryStub (
 **/\r
 EFI_STATUS\r
 ManageIdtEntryTable (\r
-  VOID (*NewCallback)(),\r
+  CALLBACK_FUNC      NewCallback,\r
   EFI_EXCEPTION_TYPE ExceptionType\r
   )\r
 {\r
@@ -136,6 +135,6 @@ ManageIdtEntryTable (
       HookEntry (ExceptionType, NewCallback);\r
     }\r
   }\r
- \r
+\r
   return Status;\r
 }\r