Initial import.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524

Tools/Source/TianoTools/Common/PeiLib/Ipf/processor.c

@@ -0,0 +1,118 @@
+/*++
+
+Copyright (c) 2004, 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.             
+
+Module Name:
+
+    Processor.c
+
+Abstract:
+
+--*/
+
+#include "Tiano.h"
+#include "EfiJump.h"
+#include "PeiHob.h"
+#include EFI_GUID_DEFINITION (PeiFlushInstructionCache)
+#include EFI_GUID_DEFINITION (PeiTransferControl)
+
+EFI_STATUS
+WinNtFlushInstructionCacheFlush (
+  IN EFI_PEI_FLUSH_INSTRUCTION_CACHE_PROTOCOL   *This,
+  IN EFI_PHYSICAL_ADDRESS                       Start,
+  IN UINT64                                     Length
+  );
+
+EFI_PEI_TRANSFER_CONTROL_PROTOCOL         mTransferControl = {
+  SetJump,
+  LongJump,
+  sizeof (EFI_JUMP_BUFFER)
+};
+
+EFI_PEI_FLUSH_INSTRUCTION_CACHE_PROTOCOL  mFlushInstructionCache = {
+  WinNtFlushInstructionCacheFlush
+};
+
+EFI_STATUS
+InstallEfiPeiTransferControl (
+  IN OUT EFI_PEI_TRANSFER_CONTROL_PROTOCOL **This
+  )
+/*++
+
+Routine Description:
+
+  Installs the pointer to the transfer control mechanism
+
+Arguments:
+
+  This       - Pointer to transfer control mechanism.
+
+Returns:
+
+  EFI_SUCCESS     - Successfully installed.
+
+--*/
+{
+  *This = &mTransferControl;
+  return EFI_SUCCESS;
+}
+
+EFI_STATUS
+InstallEfiPeiFlushInstructionCache (
+  IN OUT EFI_PEI_FLUSH_INSTRUCTION_CACHE_PROTOCOL  **This
+  )
+/*++
+
+Routine Description:
+
+  Installs the pointer to the flush instruction cache mechanism
+
+Arguments:
+
+  This       - Pointer to flush instruction cache mechanism.
+
+Returns:
+
+  EFI_SUCCESS     - Successfully installed
+
+--*/
+{
+  *This = &mFlushInstructionCache;
+  return EFI_SUCCESS;
+}
+
+EFI_STATUS
+WinNtFlushInstructionCacheFlush (
+  IN EFI_PEI_FLUSH_INSTRUCTION_CACHE_PROTOCOL   *This,
+  IN EFI_PHYSICAL_ADDRESS                       Start,
+  IN UINT64                                     Length
+  )
+/*++
+
+Routine Description:
+
+  This routine would provide support for flushing the CPU instruction cache.
+
+Arguments:
+
+  This      - Pointer to CPU Architectural Protocol interface
+  Start     - Start adddress in memory to flush
+  Length    - Length of memory to flush
+
+Returns:
+
+  Status
+    EFI_SUCCESS
+
+--*/
+{
+  RtPioICacheFlush ((UINT8 *) Start, (UINTN) Length);
+  return EFI_SUCCESS;
+}