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-rw-r--r--BaseTools/Source/C/VfrCompile/VfrSyntax.g81
-rw-r--r--BaseTools/Source/C/VfrCompile/VfrUtilityLib.cpp17
-rw-r--r--BaseTools/Source/C/VfrCompile/VfrUtilityLib.h4
3 files changed, 65 insertions, 37 deletions
diff --git a/BaseTools/Source/C/VfrCompile/VfrSyntax.g b/BaseTools/Source/C/VfrCompile/VfrSyntax.g
index 406dbc5..24e0538 100644
--- a/BaseTools/Source/C/VfrCompile/VfrSyntax.g
+++ b/BaseTools/Source/C/VfrCompile/VfrSyntax.g
@@ -157,6 +157,7 @@ VfrParserStart (
#token Inventory("inventory") "inventory"
#token NonNvDataMap("_NON_NV_DATA_MAP") "_NON_NV_DATA_MAP"
#token Struct("struct") "struct"
+#token Union("union") "union"
#token Boolean("BOOLEAN") "BOOLEAN"
#token Uint64("UINT64") "UINT64"
#token Uint32("UINT32") "UINT32"
@@ -272,6 +273,7 @@ vfrProgram > [UINT8 Return] :
(
vfrPragmaPackDefinition
| vfrDataStructDefinition
+ | vfrDataUnionDefinition
)*
vfrFormSetDefinition
<< $Return = mParserStatus; >>
@@ -320,6 +322,21 @@ vfrPragmaPackDefinition :
"\)"
;
+ vfrDataUnionDefinition :
+ { TypeDef } Union << gCVfrVarDataTypeDB.DeclareDataTypeBegin (); >>
+ { NonNvDataMap }
+ {
+ N1:StringIdentifier << _PCATCH(gCVfrVarDataTypeDB.SetNewTypeName (N1->getText()), N1); >>
+ }
+ OpenBrace
+ vfrDataStructFields[TRUE]
+ CloseBrace
+ {
+ N2:StringIdentifier << _PCATCH(gCVfrVarDataTypeDB.SetNewTypeName (N2->getText()), N2); >>
+ }
+ ";" << gCVfrVarDataTypeDB.DeclareDataTypeEnd ();>>
+ ;
+
vfrDataStructDefinition :
{ TypeDef } Struct << gCVfrVarDataTypeDB.DeclareDataTypeBegin (); >>
{ NonNvDataMap }
@@ -327,7 +344,7 @@ vfrDataStructDefinition :
N1:StringIdentifier << _PCATCH(gCVfrVarDataTypeDB.SetNewTypeName (N1->getText()), N1); >>
}
OpenBrace
- vfrDataStructFields
+ vfrDataStructFields[FALSE]
CloseBrace
{
N2:StringIdentifier << _PCATCH(gCVfrVarDataTypeDB.SetNewTypeName (N2->getText()), N2); >>
@@ -335,42 +352,42 @@ vfrDataStructDefinition :
";" << gCVfrVarDataTypeDB.DeclareDataTypeEnd (); >>
;
-vfrDataStructFields :
+vfrDataStructFields [BOOLEAN FieldInUnion]:
(
- dataStructField64 |
- dataStructField32 |
- dataStructField16 |
- dataStructField8 |
- dataStructFieldBool |
- dataStructFieldString |
- dataStructFieldDate |
- dataStructFieldTime |
- dataStructFieldRef |
- dataStructFieldUser
+ dataStructField64 [FieldInUnion] |
+ dataStructField32 [FieldInUnion] |
+ dataStructField16 [FieldInUnion] |
+ dataStructField8 [FieldInUnion] |
+ dataStructFieldBool [FieldInUnion] |
+ dataStructFieldString [FieldInUnion]|
+ dataStructFieldDate [FieldInUnion] |
+ dataStructFieldTime [FieldInUnion] |
+ dataStructFieldRef [FieldInUnion] |
+ dataStructFieldUser [FieldInUnion]
)*
;
-dataStructField64 :
+dataStructField64 [BOOLEAN FieldInUnion]:
<< UINT32 ArrayNum = 0; >>
D:"UINT64"
N:StringIdentifier
{
OpenBracket I:Number CloseBracket << ArrayNum = _STOU32(I->getText(), I->getLine()); >>
}
- ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum), N); >>
+ ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum, FieldInUnion), N); >>
;
-dataStructField32 :
+dataStructField32 [BOOLEAN FieldInUnion]:
<< UINT32 ArrayNum = 0; >>
D:"UINT32"
N:StringIdentifier
{
OpenBracket I:Number CloseBracket << ArrayNum = _STOU32(I->getText(), I->getLine()); >>
}
- ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum), N); >>
+ ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum, FieldInUnion), N); >>
;
-dataStructField16 :
+dataStructField16 [BOOLEAN FieldInUnion]:
<<
UINT32 ArrayNum = 0;
>>
@@ -379,77 +396,77 @@ dataStructField16 :
{
OpenBracket I:Number CloseBracket << ArrayNum = _STOU32(I->getText(), I->getLine()); >>
}
- ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), (CHAR8 *) "UINT16", ArrayNum), N); >>
+ ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), (CHAR8 *) "UINT16", ArrayNum, FieldInUnion), N); >>
;
-dataStructField8 :
+dataStructField8 [BOOLEAN FieldInUnion]:
<< UINT32 ArrayNum = 0; >>
D:"UINT8"
N:StringIdentifier
{
OpenBracket I:Number CloseBracket << ArrayNum = _STOU32(I->getText(), I->getLine()); >>
}
- ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum), N); >>
+ ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum, FieldInUnion), N); >>
;
-dataStructFieldBool :
+dataStructFieldBool [BOOLEAN FieldInUnion]:
<< UINT32 ArrayNum = 0; >>
D:"BOOLEAN"
N:StringIdentifier
{
OpenBracket I:Number CloseBracket << ArrayNum = _STOU32(I->getText(), I->getLine()); >>
}
- ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum), N); >>
+ ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum, FieldInUnion), N); >>
;
-dataStructFieldString :
+dataStructFieldString [BOOLEAN FieldInUnion]:
<< UINT32 ArrayNum = 0; >>
D:"EFI_STRING_ID"
N:StringIdentifier
{
OpenBracket I:Number CloseBracket << ArrayNum = _STOU32(I->getText(), I->getLine()); >>
}
- ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum), N); >>
+ ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum, FieldInUnion), N); >>
;
-dataStructFieldDate :
+dataStructFieldDate [BOOLEAN FieldInUnion]:
<< UINT32 ArrayNum = 0; >>
D:"EFI_HII_DATE"
N:StringIdentifier
{
OpenBracket I:Number CloseBracket << ArrayNum = _STOU32(I->getText(), I->getLine()); >>
}
- ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum), N); >>
+ ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum, FieldInUnion), N); >>
;
-dataStructFieldTime :
+dataStructFieldTime [BOOLEAN FieldInUnion]:
<< UINT32 ArrayNum = 0; >>
D:"EFI_HII_TIME"
N:StringIdentifier
{
OpenBracket I:Number CloseBracket << ArrayNum = _STOU32(I->getText(), I->getLine()); >>
}
- ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum), N); >>
+ ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum, FieldInUnion), N); >>
;
-dataStructFieldRef :
+dataStructFieldRef [BOOLEAN FieldInUnion]:
<< UINT32 ArrayNum = 0; >>
D:"EFI_HII_REF"
N:StringIdentifier
{
OpenBracket I:Number CloseBracket << ArrayNum = _STOU32(I->getText(), I->getLine()); >>
}
- ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum), N); >>
+ ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), D->getText(), ArrayNum, FieldInUnion), N); >>
;
-dataStructFieldUser :
+dataStructFieldUser [BOOLEAN FieldInUnion]:
<< UINT32 ArrayNum = 0; >>
T:StringIdentifier
N:StringIdentifier
{
OpenBracket I:Number CloseBracket << ArrayNum = _STOU32(I->getText(), I->getLine()); >>
}
- ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), T->getText(), ArrayNum), T); >>
+ ";" << _PCATCH(gCVfrVarDataTypeDB.DataTypeAddField (N->getText(), T->getText(), ArrayNum, FieldInUnion), T); >>
;
//*****************************************************************************
diff --git a/BaseTools/Source/C/VfrCompile/VfrUtilityLib.cpp b/BaseTools/Source/C/VfrCompile/VfrUtilityLib.cpp
index 2f97975..37b58e2 100644
--- a/BaseTools/Source/C/VfrCompile/VfrUtilityLib.cpp
+++ b/BaseTools/Source/C/VfrCompile/VfrUtilityLib.cpp
@@ -2,7 +2,7 @@
Vfr common library functions.
-Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2004 - 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 distribution. The full text of the license may be found at
@@ -1013,15 +1013,18 @@ EFI_VFR_RETURN_CODE
CVfrVarDataTypeDB::DataTypeAddField (
IN CHAR8 *FieldName,
IN CHAR8 *TypeName,
- IN UINT32 ArrayNum
+ IN UINT32 ArrayNum,
+ IN BOOLEAN FieldInUnion
)
{
SVfrDataField *pNewField = NULL;
SVfrDataType *pFieldType = NULL;
SVfrDataField *pTmp;
UINT32 Align;
+ UINT32 MaxDataTypeSize;
CHECK_ERROR_RETURN (GetDataType (TypeName, &pFieldType), VFR_RETURN_SUCCESS);
+ MaxDataTypeSize = mNewDataType->mTotalSize;
if (strlen (FieldName) >= MAX_NAME_LEN) {
return VFR_RETURN_INVALID_PARAMETER;
@@ -1057,7 +1060,15 @@ CVfrVarDataTypeDB::DataTypeAddField (
}
mNewDataType->mAlign = MIN (mPackAlign, MAX (pFieldType->mAlign, mNewDataType->mAlign));
- mNewDataType->mTotalSize = pNewField->mOffset + (pNewField->mFieldType->mTotalSize) * ((ArrayNum == 0) ? 1 : ArrayNum);
+
+ if (FieldInUnion) {
+ if (MaxDataTypeSize < pNewField->mFieldType->mTotalSize) {
+ mNewDataType->mTotalSize = pNewField->mFieldType->mTotalSize;
+ }
+ pNewField->mOffset = 0;
+ } else {
+ mNewDataType->mTotalSize = pNewField->mOffset + (pNewField->mFieldType->mTotalSize) * ((ArrayNum == 0) ? 1 : ArrayNum);
+ }
return VFR_RETURN_SUCCESS;
}
diff --git a/BaseTools/Source/C/VfrCompile/VfrUtilityLib.h b/BaseTools/Source/C/VfrCompile/VfrUtilityLib.h
index 59509c3..0c67d73 100644
--- a/BaseTools/Source/C/VfrCompile/VfrUtilityLib.h
+++ b/BaseTools/Source/C/VfrCompile/VfrUtilityLib.h
@@ -2,7 +2,7 @@
Vfr common library functions.
-Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2004 - 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 distribution. The full text of the license may be found at
@@ -205,7 +205,7 @@ public:
VOID DeclareDataTypeBegin (VOID);
EFI_VFR_RETURN_CODE SetNewTypeName (IN CHAR8 *);
- EFI_VFR_RETURN_CODE DataTypeAddField (IN CHAR8 *, IN CHAR8 *, IN UINT32);
+ EFI_VFR_RETURN_CODE DataTypeAddField (IN CHAR8 *, IN CHAR8 *, IN UINT32, IN BOOLEAN);
VOID DeclareDataTypeEnd (VOID);
EFI_VFR_RETURN_CODE GetDataType (IN CHAR8 *, OUT SVfrDataType **);
generated by cgit v1.1 at 2024-10-10 16:19:06 +0000