Initial import.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
2006-04-21 22:54:32 +00:00
commit 878ddf1fc3
2651 changed files with 624620 additions and 0 deletions
--- a/EdkModulePkg/Universal/Variable/Pei/Variable.h
+++ b/EdkModulePkg/Universal/Variable/Pei/Variable.h
@@ -0,0 +1,154 @@
+/*++
+
+Copyright (c) 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.             
+
+Module Name:
+
+  Variable.h
+   
+Abstract:
+
+  Tiano PEIM to provide the variable functionality
+
+--*/
+
+#ifndef _PEI_VARIABLE_H
+#define _PEI_VARIABLE_H
+
+//
+// BugBug: We need relcate the head file.
+// 
+#include <Common/Variable.h>
+
+#define ALIGNMENT 1
+
+//
+// Define GET_PAD_SIZE to optimize compiler
+//
+#if ((ALIGNMENT == 0) || (ALIGNMENT == 1))
+#define GET_PAD_SIZE(a) (0)
+#else
+#define GET_PAD_SIZE(a) (((~a) + 1) & (ALIGNMENT - 1))
+#endif
+
+#define GET_VARIABLE_NAME_PTR(a)  (CHAR16 *) ((UINTN) (a) + sizeof (VARIABLE_HEADER))
+
+#define GET_VARIABLE_DATA_PTR(a) \
+  (UINT8 *) ((UINTN) GET_VARIABLE_NAME_PTR (a) + (a)->NameSize + GET_PAD_SIZE ((a)->NameSize))
+
+typedef struct {
+  VARIABLE_HEADER *CurrPtr;
+  VARIABLE_HEADER *EndPtr;
+  VARIABLE_HEADER *StartPtr;
+} VARIABLE_POINTER_TRACK;
+
+#define VARIABLE_INDEX_TABLE_VOLUME 122
+
+#define EFI_VARIABLE_INDEX_TABLE_GUID \
+  { 0x8cfdb8c8, 0xd6b2, 0x40f3, { 0x8e, 0x97, 0x02, 0x30, 0x7c, 0xc9, 0x8b, 0x7c } }
+
+typedef struct {
+  UINT16          Length;
+  UINT16          GoneThrough;
+  VARIABLE_HEADER *EndPtr;
+  VARIABLE_HEADER *StartPtr;
+  UINT16          Index[VARIABLE_INDEX_TABLE_VOLUME];
+} VARIABLE_INDEX_TABLE;
+
+extern EFI_GUID gEfiVariableIndexTableGuid;
+
+//
+// Functions
+//
+EFI_STATUS
+EFIAPI
+PeimInitializeVariableServices (
+  IN EFI_FFS_FILE_HEADER       *FfsHeader,
+  IN EFI_PEI_SERVICES          **PeiServices
+  )
+/*++
+
+Routine Description:
+
+  TODO: Add function description
+
+Arguments:
+
+  FfsHeader   - TODO: add argument description
+  PeiServices - TODO: add argument description
+
+Returns:
+
+  TODO: add return values
+
+--*/
+;
+
+EFI_STATUS
+EFIAPI
+PeiGetVariable (
+  IN EFI_PEI_SERVICES             **PeiServices,
+  IN CHAR16                       *VariableName,
+  IN EFI_GUID                     * VendorGuid,
+  OUT UINT32                      *Attributes OPTIONAL,
+  IN OUT UINTN                    *DataSize,
+  OUT VOID                        *Data
+  )
+/*++
+
+Routine Description:
+
+  TODO: Add function description
+
+Arguments:
+
+  PeiServices   - TODO: add argument description
+  VariableName  - TODO: add argument description
+  VendorGuid    - TODO: add argument description
+  Attributes    - TODO: add argument description
+  DataSize      - TODO: add argument description
+  Data          - TODO: add argument description
+
+Returns:
+
+  TODO: add return values
+
+--*/
+;
+
+EFI_STATUS
+EFIAPI
+PeiGetNextVariableName (
+  IN EFI_PEI_SERVICES             **PeiServices,
+  IN OUT UINTN                    *VariableNameSize,
+  IN OUT CHAR16                   *VariableName,
+  IN OUT EFI_GUID                 *VendorGuid
+  )
+/*++
+
+Routine Description:
+
+  TODO: Add function description
+
+Arguments:
+
+  PeiServices       - TODO: add argument description
+  VariableNameSize  - TODO: add argument description
+  VariableName      - TODO: add argument description
+  VendorGuid        - TODO: add argument description
+
+Returns:
+
+  TODO: add return values
+
+--*/
+;
+
+#endif // _PEI_VARIABLE_H