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BaseTool/VfrCompiler: Support Bit fields in EFI/Buffer VarStore

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REF: https://bugzilla.tianocore.org/show_bug.cgi?id=545

Enhance VfrCompiler to parse following case:
1. EFI/Buffer VarStore can contain bit fields in their structure.
2. For question Oneof/Checkbox/numeric, their storage can be
   bit fields of an EFI VarStore/Buffer VarStore.

Cc: Eric Dong <eric.dong@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Dandan Bi
2017-08-23 16:27:26 +08:00
committed by Eric Dong
parent 2b7f3d4a6b
commit 42c808d4cb
8 changed files with 1200 additions and 494 deletions
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20
BaseTools/Source/C/Include/Common/MdeModuleHii.h
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@ -1,7 +1,7 @@
/** @file
EDK II specific HII relative definition.
Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
under the terms and conditions of the BSD License which accompanies this
@ -212,10 +212,28 @@ typedef struct _EFI_IFR_GUID_VAREQNAME {
UINT16 NameId;
} EFI_IFR_GUID_VAREQNAME;
///
/// EDKII implementation extension GUID, used to indaicate there are bit fields in the varstore.
///
#define EDKII_IFR_BIT_VARSTORE_GUID \
{ 0x82DDD68B, 0x9163, 0x4187, {0x9B, 0x27, 0x20, 0xA8, 0xFD, 0x60 ,0xA7, 0x1D}}
///
/// EDKII implementation extension flags, used to indaicate the disply style and bit width for bit filed storage.
/// Two high bits for display style and the low six bits for bit width.
///
#define EDKII_IFR_DISPLAY_BIT 0xC0
#define EDKII_IFR_DISPLAY_INT_DEC_BIT 0x00
#define EDKII_IFR_DISPLAY_UINT_DEC_BIT 0x40
#define EDKII_IFR_DISPLAY_UINT_HEX_BIT 0x80
#define EDKII_IFR_NUMERIC_SIZE_BIT 0x3F
#pragma pack()
extern EFI_GUID gEfiIfrTianoGuid;
extern EFI_GUID gEfiIfrFrameworkGuid;
extern EFI_GUID gEdkiiIfrBitVarStoreGuid;
#endif