Add X64 support for DebugSupport driver.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2067 6f19259b-4bc3-4df7-8a09-765794883524

EdkModulePkg/Universal/DebugSupport/Dxe/ipf/plDebugSupport.h

@@ -0,0 +1,297 @@
+/**@file
+  IPF specific debugsupport types, macros, and definitions.
+  
+Copyright (c) 2004 - 2006 Intel Corporation                                                         
+All rights reserved. This program and the accompanying materials                          
+are licensed and made available under the terms and conditions of the BSD License         
+which accompanies this distribution.  The full text of the license may be found at        
+http://opensource.org/licenses/bsd-license.php                                            
+                                                                                          
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             
+
+**/
+
+#ifndef _PLDEBUG_SUPPORT_H
+#define _PLDEBUG_SUPPORT_H
+
+
+#define DISABLE_INTERRUPTS  0UL
+
+//
+// The remaining definitions comprise the protocol members.
+//
+#define EFI_ISA IsaIpf
+
+//
+// processor specific functions that must be public
+//
+EFI_STATUS
+plInitializeDebugSupportDriver (
+  VOID
+  )
+/*++
+
+Routine Description:
+  IPF specific DebugSupport driver initialization.  Must be public because it's
+  referenced from DebugSupport.c
+
+Arguments:
+
+Returns:
+
+  EFI_SUCCESS
+
+--*/
+;
+
+EFI_STATUS
+EFIAPI
+plUnloadDebugSupportDriver (
+  IN EFI_HANDLE                   ImageHandle
+  )
+/*++
+
+Routine Description:
+  Unload handler that is called during UnloadImage() - deallocates pool memory
+  used by the driver.  Must be public because it's referenced from DebugSuport.c
+
+Arguments:
+  ImageHandle - Image handle
+
+Returns:
+
+  EFI_STATUS - anything other than EFI_SUCCESS indicates the callback was not registered.
+
+--*/
+;
+
+//
+// Assembly worker functions and data referenced from plDebugSupport.c
+//
+VOID  *
+GetIva (
+  VOID
+  )
+/*++
+
+Routine Description:
+
+  C callable function to obtain the current value of IVA
+
+Arguments:
+
+  None
+
+Returns:
+
+  Current value if IVA
+
+--*/
+;
+
+VOID
+HookStub (
+  VOID
+  )
+/*++
+
+Routine Description:
+
+  HookStub will be copied from it's loaded location into the IVT when
+  an IVT entry is hooked.
+
+Arguments:
+
+  None
+
+Returns:
+
+  None
+
+--*/
+;
+
+VOID
+ChainHandler (
+  VOID
+  )
+/*++
+
+Routine Description:
+
+  Chains an interrupt handler
+
+Arguments:
+
+  None
+
+Returns:
+
+  None
+
+--*/
+;
+
+VOID
+UnchainHandler (
+  VOID
+  )
+/*++
+
+Routine Description:
+
+  Unchains an interrupt handler
+
+Arguments:
+
+  None
+
+Returns:
+
+  None
+
+--*/
+;
+
+UINT64
+ProgramInterruptFlags (
+  IN UINT64                       NewInterruptState
+  )
+/*++
+
+Routine Description:
+
+  C callable function to enable/disable interrupts
+
+Arguments:
+
+  NewInterruptState - New Interrupt State
+
+Returns:
+
+  Previous state of psr.ic
+
+--*/
+;
+
+VOID
+InstructionCacheFlush (
+  IN VOID    *StartAddress,
+  IN UINTN   SizeInBytes
+  )
+/*++
+
+Routine Description:
+
+  Flushes instruction cache for specified number of bytes
+
+Arguments:
+
+  StartAddress  - Cache Start Address
+  SizeInBytes   - Cache Size
+
+Returns:
+
+  None
+
+--*/
+;
+
+EFI_STATUS
+EFIAPI
+GetMaximumProcessorIndex (
+  IN EFI_DEBUG_SUPPORT_PROTOCOL   *This,
+  OUT UINTN                       *MaxProcessorIndex
+  )
+/*++
+
+Routine Description: This is a DebugSupport protocol member function.  Hard
+  coded to support only 1 processor for now.
+
+Arguments:
+  This              - The DebugSupport instance
+  MaxProcessorIndex - The maximuim supported processor index
+
+Returns:
+  Always returns EFI_SUCCESS with *MaxProcessorIndex set to 0
+
+--*/
+;
+
+EFI_STATUS
+EFIAPI
+RegisterPeriodicCallback (
+  IN EFI_DEBUG_SUPPORT_PROTOCOL   *This,
+  IN UINTN                        ProcessorIndex,
+  IN EFI_PERIODIC_CALLBACK        PeriodicCallback
+  )
+/*++
+
+Routine Description:
+  DebugSupport protocol member function
+
+Arguments:
+  This             - The DebugSupport instance
+  ProcessorIndex   - Which processor the callback applies to.
+  PeriodicCallback - Callback function
+
+Returns:
+
+  EFI_STATUS - anything other than EFI_SUCCESS indicates the callback was not registered.
+
+--*/
+;
+
+EFI_STATUS
+EFIAPI
+RegisterExceptionCallback (
+  IN EFI_DEBUG_SUPPORT_PROTOCOL   *This,
+  IN UINTN                        ProcessorIndex,
+  IN EFI_EXCEPTION_CALLBACK       NewHandler,
+  IN EFI_EXCEPTION_TYPE           ExceptionType
+  )
+/*++
+
+Routine Description:
+  DebugSupport protocol member function
+
+Arguments:
+  This             - The DebugSupport instance
+  ProcessorIndex   - Which processor the callback applies to.
+  NewCallback      - Callback function
+  ExceptionType    - Which exception to hook
+
+Returns:
+
+  EFI_STATUS - anything other than EFI_SUCCESS indicates the callback was not registered.
+
+--*/
+;
+
+EFI_STATUS
+EFIAPI
+InvalidateInstructionCache (
+  IN EFI_DEBUG_SUPPORT_PROTOCOL   *This,
+  IN UINTN                        ProcessorIndex,
+  IN VOID                         *Start,
+  IN UINTN                        Length
+  )
+/*++
+
+Routine Description:
+  DebugSupport protocol member function.  Calls assembly routine to flush cache.
+
+Arguments:
+  This             - The DebugSupport instance
+  ProcessorIndex   - Which processor the callback applies to.
+  Start            - Physical base of the memory range to be invalidated
+  Length           - mininum number of bytes in instruction cache to invalidate
+
+Returns:
+  EFI_SUCCESS
+
+--*/
+;
+
+#endif