Add INF extension Information
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7228 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -1,5 +1,6 @@
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/** @file
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The variable data structure related to EDK II specific UEFI variable implementation.
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The variable data structures are related to EDK II specific UEFI variable implementation.
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Variable data header and Variable storage region header are defined here.
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Copyright (c) 2006 - 2008 Intel Corporation. <BR>
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All rights reserved. This program and the accompanying materials
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@@ -16,23 +17,8 @@
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#define __VARIABLE_FORMAT_H__
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///
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/// Maximum buffer for the single variable.
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///
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#ifndef MAX_VARIABLE_SIZE
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#define MAX_VARIABLE_SIZE FixedPcdGet32(PcdMaxVariableSize)
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#endif
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///
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/// Maximum buffer for Hardware error record variable
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///
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#ifndef MAX_HARDWARE_ERROR_VARIABLE_SIZE
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#define MAX_HARDWARE_ERROR_VARIABLE_SIZE FixedPcdGet32(PcdMaxHardwareErrorVariableSize)
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#endif
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///
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/// The alignment of variable's start offset.
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/// For IA32/X64 architecture, the alignment is set to 1, and
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/// 8 is for IPF archtecture.
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/// Alignment of variable name and data.
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/// For IA32/X64 architecture, the alignment is set to 1, and 8 is for IPF archtecture.
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///
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#if defined (MDE_CPU_IPF)
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#define ALIGNMENT 8
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@@ -40,10 +26,23 @@
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#define ALIGNMENT 1
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#endif
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#define HEADER_ALIGNMENT 4
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//
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// Define GET_PAD_SIZE to optimize compiler
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//
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#if ((ALIGNMENT == 0) || (ALIGNMENT == 1))
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#define GET_PAD_SIZE(a) (0)
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#else
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#define GET_PAD_SIZE(a) (((~a) + 1) & (ALIGNMENT - 1))
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#endif
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///
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/// Variable Store Status
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/// Alignment of Variable Data Header in Variable Store region
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///
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#define HEADER_ALIGNMENT 4
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#define HEADER_ALIGN(Header) (((UINTN) (Header) + HEADER_ALIGNMENT - 1) & (~(HEADER_ALIGNMENT - 1)))
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///
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/// Status of Variable Store Region
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///
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typedef enum {
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EfiRaw,
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@@ -100,7 +99,7 @@ typedef struct {
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#define VAR_ADDED 0x3f ///< Variable has been completely added
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///
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/// Variable Data Header Structure
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/// Single Variable Data Header Structure
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///
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typedef struct {
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///
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@@ -125,7 +124,7 @@ typedef struct {
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///
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UINT32 DataSize;
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///
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/// A unique identifier for the vendor.
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/// A unique identifier for the vendor that produce and consume this varaible.
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///
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EFI_GUID VendorGuid;
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} VARIABLE_HEADER;
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