mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-11-28 12:25:19 +01:00
42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/** @file
|
|
The variable data structures are related to EDK II-specific implementation of UEFI variables.
|
|
VariableFormat.h defines variable data headers and variable storage region headers.
|
|
|
|
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#ifndef __VARIABLE_INDEX_TABLE_H__
|
|
#define __VARIABLE_INDEX_TABLE_H__
|
|
|
|
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 } }
|
|
|
|
extern EFI_GUID gEfiVariableIndexTableGuid;
|
|
|
|
///
|
|
/// Use this data structure to store variable-related info, which can decrease
|
|
/// the cost of access to NV.
|
|
///
|
|
typedef struct {
|
|
UINT16 Length;
|
|
UINT16 GoneThrough;
|
|
VARIABLE_HEADER *EndPtr;
|
|
VARIABLE_HEADER *StartPtr;
|
|
///
|
|
/// This field is used to store the distance of two neighbouring VAR_ADDED type variables.
|
|
/// The meaning of the field is implement-dependent.
|
|
UINT16 Index[VARIABLE_INDEX_TABLE_VOLUME];
|
|
} VARIABLE_INDEX_TABLE;
|
|
|
|
#endif // __VARIABLE_INDEX_TABLE_H__
|