1. Introduced CPU Exception Handler Library to provide the CPU exception handlers and add one NULL library instance.

2. Updated DXE Core, BootScriptExecutorDxe and CapsuleX64Pei to consume CPU Exception Library to setup the default CPU Exception handlers.

Signed-off-by: vanjeff
Reviewed-by: jyao1


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13097 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 11 insertions, 2 deletions

diff --git a/MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/X64/SetIdtEntry.c b/MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/X64/SetIdtEntry.c
index f70f2f986f..975cf3a561 100644
--- a/MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/X64/SetIdtEntry.c
+++ b/MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/X64/SetIdtEntry.c
@@ -3,7 +3,7 @@
 

   Set a IDT entry for interrupt vector 3 for debug purpose for x64 platform

 

-Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>

+Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>

 

 This program and the accompanying materials

 are licensed and made available under the terms and conditions of the BSD License

@@ -52,6 +52,16 @@ SetIdtEntry (
   // Restore IDT for debug

   //

   IdtDescriptor = (IA32_DESCRIPTOR *) (UINTN) (AcpiS3Context->IdtrProfile);

+  AsmWriteIdtr (IdtDescriptor);

+

+  //

+  // Setup the default CPU exception handlers

+  //

+  SetupCpuExceptionHandlers ();

+

+  //

+  // Update IDT entry INT3

+  //

   IdtEntry = (INTERRUPT_GATE_DESCRIPTOR *)(IdtDescriptor->Base + (3 * sizeof (INTERRUPT_GATE_DESCRIPTOR)));

   S3DebugBuffer = (UINTN) (AcpiS3Context->S3DebugBufferAddress);

 

@@ -62,6 +72,5 @@ SetIdtEntry (
   IdtEntry->Offset63To32    = (UINT32)(S3DebugBuffer >> 32);

   IdtEntry->Reserved        = 0;

 

-  AsmWriteIdtr (IdtDescriptor);

 }