X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=BaseTools%2FSource%2FC%2FVfrCompile%2FVfrUtilityLib.cpp;h=0fe14b0d29215213c48ee38b27e9a0c3efa40130;hp=2f9797518c324af135622e4f0e062837adb8b91e;hb=631ffb70ebbe78b6e3f342b7ad9ab9b75f8796ae;hpb=d37fa01fbbe2cf0cd8b49069a71706a33cb4a53e
diff --git a/BaseTools/Source/C/VfrCompile/VfrUtilityLib.cpp b/BaseTools/Source/C/VfrCompile/VfrUtilityLib.cpp
index 2f9797518c..0fe14b0d29 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.
+Copyright (c) 2004 - 2017, 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
@@ -600,6 +600,65 @@ CVfrVarDataTypeDB::ExtractStructTypeName (
return VFR_RETURN_SUCCESS;
}
+/**
+ Check whether the DataType contain bit field.
+
+ @param TypeName The name of the type.
+
+**/
+BOOLEAN
+CVfrVarDataTypeDB::DataTypeHasBitField (
+ IN CHAR8 *TypeName
+ )
+{
+ SVfrDataType *pType = NULL;
+ SVfrDataField *pTmp;
+
+ GetDataType (TypeName, &pType);
+
+ if (pType == NULL){
+ return FALSE;
+ }
+ for (pTmp = pType->mMembers; pTmp!= NULL; pTmp = pTmp->mNext) {
+ if (pTmp->mIsBitField) {
+ return TRUE;
+ }
+ }
+ return FALSE;
+}
+
+/**
+ Check whether the field is bit field or not.
+
+ @param VarStr Point to the field name which may contain the structure name.
+
+**/
+BOOLEAN
+CVfrVarDataTypeDB::IsThisBitField (
+ IN CHAR8 *VarStr
+ )
+{
+ CHAR8 FName[MAX_NAME_LEN];
+ CHAR8 TName[MAX_NAME_LEN];
+ UINT32 ArrayIdx;
+ SVfrDataType *pType = NULL;
+ SVfrDataField *pField = NULL;
+
+ CHECK_ERROR_RETURN (ExtractStructTypeName (VarStr, TName), VFR_RETURN_SUCCESS);
+ CHECK_ERROR_RETURN (GetDataType (TName, &pType), VFR_RETURN_SUCCESS);
+
+ while (*VarStr != '\0') {
+ CHECK_ERROR_RETURN(ExtractFieldNameAndArrary(VarStr, FName, ArrayIdx), VFR_RETURN_SUCCESS);
+ CHECK_ERROR_RETURN(GetTypeField (FName, pType, pField), VFR_RETURN_SUCCESS);
+ pType = pField->mFieldType;
+ }
+ if (pField != NULL && pField->mIsBitField) {
+ return TRUE;
+ } else {
+ return FALSE;
+ }
+}
+
EFI_VFR_RETURN_CODE
CVfrVarDataTypeDB::ExtractFieldNameAndArrary (
IN CHAR8 *&VarStr,
@@ -697,7 +756,8 @@ EFI_VFR_RETURN_CODE
CVfrVarDataTypeDB::GetFieldOffset (
IN SVfrDataField *Field,
IN UINT32 ArrayIdx,
- OUT UINT32 &Offset
+ OUT UINT32 &Offset,
+ IN BOOLEAN IsBitField
)
{
if (Field == NULL) {
@@ -729,8 +789,11 @@ CVfrVarDataTypeDB::GetFieldOffset (
// return VFR_RETURN_ERROR_ARRARY_NUM;
// }
//
-
- Offset = Field->mOffset + Field->mFieldType->mTotalSize * ((ArrayIdx == INVALID_ARRAY_INDEX) ? 0 : ArrayIdx);
+ if (IsBitField) {
+ Offset = Field->mBitOffset + Field->mFieldType->mTotalSize * ((ArrayIdx == INVALID_ARRAY_INDEX) ? 0 : ArrayIdx) * 8;
+ } else {
+ Offset = Field->mOffset + Field->mFieldType->mTotalSize * ((ArrayIdx == INVALID_ARRAY_INDEX) ? 0 : ArrayIdx);
+ }
return VFR_RETURN_SUCCESS;
}
@@ -749,7 +812,8 @@ CVfrVarDataTypeDB::GetFieldWidth (
UINT32
CVfrVarDataTypeDB::GetFieldSize (
IN SVfrDataField *Field,
- IN UINT32 ArrayIdx
+ IN UINT32 ArrayIdx,
+ IN BOOLEAN BitField
)
{
if (Field == NULL) {
@@ -757,9 +821,13 @@ CVfrVarDataTypeDB::GetFieldSize (
}
if ((ArrayIdx == INVALID_ARRAY_INDEX) && (Field->mArrayNum != 0)) {
- return Field->mFieldType->mTotalSize * Field->mArrayNum;
+ return Field->mFieldType->mTotalSize * Field->mArrayNum;
} else {
- return Field->mFieldType->mTotalSize;
+ if (BitField) {
+ return Field->mBitWidth;
+ } else {
+ return Field->mFieldType->mTotalSize;
+ }
}
}
@@ -788,18 +856,21 @@ CVfrVarDataTypeDB::InternalTypesListInit (
pYearField->mOffset = 0;
pYearField->mNext = pMonthField;
pYearField->mArrayNum = 0;
+ pYearField->mIsBitField = FALSE;
strcpy (pMonthField->mFieldName, "Month");
GetDataType ((CHAR8 *)"UINT8", &pMonthField->mFieldType);
pMonthField->mOffset = 2;
pMonthField->mNext = pDayField;
pMonthField->mArrayNum = 0;
+ pMonthField->mIsBitField = FALSE;
strcpy (pDayField->mFieldName, "Day");
GetDataType ((CHAR8 *)"UINT8", &pDayField->mFieldType);
pDayField->mOffset = 3;
pDayField->mNext = NULL;
pDayField->mArrayNum = 0;
+ pDayField->mIsBitField = FALSE;
New->mMembers = pYearField;
} else if (strcmp (gInternalTypesTable[Index].mTypeName, "EFI_HII_TIME") == 0) {
@@ -812,18 +883,21 @@ CVfrVarDataTypeDB::InternalTypesListInit (
pHoursField->mOffset = 0;
pHoursField->mNext = pMinutesField;
pHoursField->mArrayNum = 0;
+ pHoursField->mIsBitField = FALSE;
strcpy (pMinutesField->mFieldName, "Minutes");
GetDataType ((CHAR8 *)"UINT8", &pMinutesField->mFieldType);
pMinutesField->mOffset = 1;
pMinutesField->mNext = pSecondsField;
pMinutesField->mArrayNum = 0;
+ pMinutesField->mIsBitField = FALSE;
strcpy (pSecondsField->mFieldName, "Seconds");
GetDataType ((CHAR8 *)"UINT8", &pSecondsField->mFieldType);
pSecondsField->mOffset = 2;
pSecondsField->mNext = NULL;
pSecondsField->mArrayNum = 0;
+ pSecondsField->mIsBitField = FALSE;
New->mMembers = pHoursField;
} else if (strcmp (gInternalTypesTable[Index].mTypeName, "EFI_HII_REF") == 0) {
@@ -837,24 +911,28 @@ CVfrVarDataTypeDB::InternalTypesListInit (
pQuestionIdField->mOffset = 0;
pQuestionIdField->mNext = pFormIdField;
pQuestionIdField->mArrayNum = 0;
+ pQuestionIdField->mIsBitField = FALSE;
strcpy (pFormIdField->mFieldName, "FormId");
GetDataType ((CHAR8 *)"UINT16", &pFormIdField->mFieldType);
pFormIdField->mOffset = 2;
pFormIdField->mNext = pFormSetGuidField;
pFormIdField->mArrayNum = 0;
+ pFormIdField->mIsBitField = FALSE;
strcpy (pFormSetGuidField->mFieldName, "FormSetGuid");
GetDataType ((CHAR8 *)"EFI_GUID", &pFormSetGuidField->mFieldType);
pFormSetGuidField->mOffset = 4;
pFormSetGuidField->mNext = pDevicePathField;
pFormSetGuidField->mArrayNum = 0;
+ pFormSetGuidField->mIsBitField = FALSE;
strcpy (pDevicePathField->mFieldName, "DevicePath");
GetDataType ((CHAR8 *)"EFI_STRING_ID", &pDevicePathField->mFieldType);
pDevicePathField->mOffset = 20;
pDevicePathField->mNext = NULL;
pDevicePathField->mArrayNum = 0;
+ pDevicePathField->mIsBitField = FALSE;
New->mMembers = pQuestionIdField;
} else {
@@ -978,6 +1056,7 @@ CVfrVarDataTypeDB::DeclareDataTypeBegin (
pNewType->mTotalSize = 0;
pNewType->mMembers = NULL;
pNewType->mNext = NULL;
+ pNewType->mHasBitField = FALSE;
mNewDataType = pNewType;
}
@@ -1009,19 +1088,141 @@ CVfrVarDataTypeDB::SetNewTypeName (
return VFR_RETURN_SUCCESS;
}
+/**
+ Record the bit field info in the data type.
+
+ @param FieldName Point to the field name.
+ @param TypeName Point to the type name.
+ @param Width The bit width.
+ @param FieldInUnion The filed is in Union type or Structure type.
+
+**/
+EFI_VFR_RETURN_CODE
+CVfrVarDataTypeDB::DataTypeAddBitField (
+ IN CHAR8 *FieldName,
+ IN CHAR8 *TypeName,
+ IN UINT32 Width,
+ IN BOOLEAN FieldInUnion
+ )
+{
+ SVfrDataField *pNewField = NULL;
+ SVfrDataType *pFieldType = NULL;
+ SVfrDataField *pTmp;
+ UINT32 Align;
+ UINT32 MaxDataTypeSize;
+ BOOLEAN UpdateTotalSize;
+
+ CHECK_ERROR_RETURN (GetDataType (TypeName, &pFieldType), VFR_RETURN_SUCCESS);
+
+ if (Width > MAX_BIT_WIDTH) {
+ return VFR_RETURN_BIT_WIDTH_ERROR;
+ }
+
+ if (Width > pFieldType->mTotalSize * 8) {
+ return VFR_RETURN_BIT_WIDTH_ERROR;
+ }
+
+ if (FieldName != NULL && strlen (FieldName) >= MAX_NAME_LEN) {
+ return VFR_RETURN_INVALID_PARAMETER;
+ }
+
+ if (Width == 0 && FieldName != NULL) {
+ return VFR_RETURN_INVALID_PARAMETER;
+ }
+
+ for (pTmp = mNewDataType->mMembers; pTmp != NULL; pTmp = pTmp->mNext) {
+ if (FieldName != NULL && strcmp (pTmp->mFieldName, FieldName) == 0) {
+ return VFR_RETURN_REDEFINED;
+ }
+ }
+
+ Align = MIN (mPackAlign, pFieldType->mAlign);
+ UpdateTotalSize = FALSE;
+
+ if ((pNewField = new SVfrDataField) == NULL) {
+ return VFR_RETURN_OUT_FOR_RESOURCES;
+ }
+
+ MaxDataTypeSize = mNewDataType->mTotalSize;
+ if (FieldName != NULL) {
+ strcpy (pNewField->mFieldName, FieldName);
+ }
+ pNewField->mFieldType = pFieldType;
+ pNewField->mIsBitField = TRUE;
+ pNewField->mBitWidth = Width;
+ pNewField->mArrayNum = 0;
+ pNewField->mBitOffset = 0;
+ pNewField->mOffset = 0;
+
+ if (mNewDataType->mMembers == NULL) {
+ mNewDataType->mMembers = pNewField;
+ pNewField->mNext = NULL;
+ } else {
+ for (pTmp = mNewDataType->mMembers; pTmp->mNext != NULL; pTmp = pTmp->mNext)
+ ;
+ pTmp->mNext = pNewField;
+ pNewField->mNext = NULL;
+ }
+
+ if (FieldInUnion) {
+ pNewField->mOffset = 0;
+ if (MaxDataTypeSize < pNewField->mFieldType->mTotalSize) {
+ mNewDataType->mTotalSize = pNewField->mFieldType->mTotalSize;
+ }
+ } else {
+ //
+ // Check whether the bit fileds can be contained within one FieldType.
+ //
+ if (pTmp != NULL && pTmp->mIsBitField && strcmp (pTmp->mFieldType->mTypeName, pNewField->mFieldType->mTypeName) == 0 &&
+ (pTmp->mBitOffset - pTmp->mOffset * 8) + pTmp->mBitWidth + pNewField->mBitWidth <= pNewField->mFieldType->mTotalSize * 8) {
+ pNewField->mBitOffset = pTmp->mBitOffset + pTmp->mBitWidth;
+ pNewField->mOffset = pTmp->mOffset;
+ //
+ // If BitWidth=0,used to force alignment at the next word boundary.
+ // So make this bit field occupy the remaing bit width of current field type.
+ //
+ if (pNewField->mBitWidth == 0) {
+ pNewField->mBitWidth = pNewField->mFieldType->mTotalSize * 8 - (pNewField->mBitOffset - pTmp->mOffset * 8);
+ }
+ } else {
+ //
+ // The bit filed start a new memory
+ //
+ pNewField->mBitOffset = mNewDataType->mTotalSize * 8;
+ UpdateTotalSize = TRUE;
+ }
+ }
+
+ if (UpdateTotalSize){
+ if ((mNewDataType->mTotalSize % Align) == 0) {
+ pNewField->mOffset = mNewDataType->mTotalSize;
+ } else {
+ pNewField->mOffset = mNewDataType->mTotalSize + ALIGN_STUFF(mNewDataType->mTotalSize, Align);
+ }
+ mNewDataType->mTotalSize = pNewField->mOffset + (pNewField->mFieldType->mTotalSize);
+ }
+
+ mNewDataType->mAlign = MIN (mPackAlign, MAX (pFieldType->mAlign, mNewDataType->mAlign));
+ mNewDataType->mHasBitField = TRUE;
+ return VFR_RETURN_SUCCESS;
+}
+
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;
@@ -1041,6 +1242,7 @@ CVfrVarDataTypeDB::DataTypeAddField (
strcpy (pNewField->mFieldName, FieldName);
pNewField->mFieldType = pFieldType;
pNewField->mArrayNum = ArrayNum;
+ pNewField->mIsBitField = FALSE;
if ((mNewDataType->mTotalSize % Align) == 0) {
pNewField->mOffset = mNewDataType->mTotalSize;
} else {
@@ -1057,7 +1259,15 @@ 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;
}
@@ -1172,21 +1382,26 @@ CVfrVarDataTypeDB::GetDataFieldInfo (
IN CHAR8 *VarStr,
OUT UINT16 &Offset,
OUT UINT8 &Type,
- OUT UINT32 &Size
+ OUT UINT32 &Size,
+ OUT BOOLEAN &BitField
)
{
CHAR8 TName[MAX_NAME_LEN], FName[MAX_NAME_LEN];
UINT32 ArrayIdx, Tmp;
SVfrDataType *pType = NULL;
SVfrDataField *pField = NULL;
+ CHAR8 *VarStrName;
Offset = 0;
Type = EFI_IFR_TYPE_OTHER;
Size = 0;
+ VarStrName = VarStr;
CHECK_ERROR_RETURN (ExtractStructTypeName (VarStr, TName), VFR_RETURN_SUCCESS);
CHECK_ERROR_RETURN (GetDataType (TName, &pType), VFR_RETURN_SUCCESS);
+ BitField = IsThisBitField (VarStrName);
+
//
// if it is not struct data type
//
@@ -1194,13 +1409,17 @@ CVfrVarDataTypeDB::GetDataFieldInfo (
Size = pType->mTotalSize;
while (*VarStr != '\0') {
- CHECK_ERROR_RETURN(ExtractFieldNameAndArrary(VarStr, FName, ArrayIdx), VFR_RETURN_SUCCESS);
+ CHECK_ERROR_RETURN(ExtractFieldNameAndArrary(VarStr, FName, ArrayIdx), VFR_RETURN_SUCCESS);
CHECK_ERROR_RETURN(GetTypeField (FName, pType, pField), VFR_RETURN_SUCCESS);
pType = pField->mFieldType;
- CHECK_ERROR_RETURN(GetFieldOffset (pField, ArrayIdx, Tmp), VFR_RETURN_SUCCESS);
- Offset = (UINT16) (Offset + Tmp);
+ CHECK_ERROR_RETURN(GetFieldOffset (pField, ArrayIdx, Tmp, pField->mIsBitField), VFR_RETURN_SUCCESS);
+ if (BitField && !pField->mIsBitField) {
+ Offset = (UINT16) (Offset + Tmp * 8);
+ } else {
+ Offset = (UINT16) (Offset + Tmp);
+ }
Type = GetFieldWidth (pField);
- Size = GetFieldSize (pField, ArrayIdx);
+ Size = GetFieldSize (pField, ArrayIdx, BitField);
}
return VFR_RETURN_SUCCESS;
}
@@ -1349,6 +1568,7 @@ SVfrVarStorageNode::SVfrVarStorageNode (
IN CHAR8 *StoreName,
IN EFI_VARSTORE_ID VarStoreId,
IN SVfrDataType *DataType,
+ IN BOOLEAN BitsVarstore,
IN BOOLEAN Flag
)
{
@@ -1365,7 +1585,11 @@ SVfrVarStorageNode::SVfrVarStorageNode (
}
mNext = NULL;
mVarStoreId = VarStoreId;
- mVarStoreType = EFI_VFR_VARSTORE_BUFFER;
+ if (BitsVarstore) {
+ mVarStoreType = EFI_VFR_VARSTORE_BUFFER_BITS;
+ } else {
+ mVarStoreType = EFI_VFR_VARSTORE_BUFFER;
+ }
mStorageInfo.mDataType = DataType;
mAssignedFlag = Flag;
}
@@ -1637,6 +1861,7 @@ CVfrDataStorage::DeclareBufferVarStore (
IN CVfrVarDataTypeDB *DataTypeDB,
IN CHAR8 *TypeName,
IN EFI_VARSTORE_ID VarStoreId,
+ IN BOOLEAN IsBitVarStore,
IN BOOLEAN Flag
)
{
@@ -1663,7 +1888,7 @@ CVfrDataStorage::DeclareBufferVarStore (
MarkVarStoreIdUsed (VarStoreId);
}
- if ((pNew = new SVfrVarStorageNode (Guid, StoreName, VarStoreId, pDataType, Flag)) == NULL) {
+ if ((pNew = new SVfrVarStorageNode (Guid, StoreName, VarStoreId, pDataType, IsBitVarStore, Flag)) == NULL) {
return VFR_RETURN_OUT_FOR_RESOURCES;
}
@@ -2377,6 +2602,7 @@ EFI_VARSTORE_INFO::EFI_VARSTORE_INFO (
mInfo.mVarOffset = EFI_VAROFFSET_INVALID;
mVarType = EFI_IFR_TYPE_OTHER;
mVarTotalSize = 0;
+ mIsBitVar = FALSE;
}
EFI_VARSTORE_INFO::EFI_VARSTORE_INFO (
@@ -2388,6 +2614,7 @@ EFI_VARSTORE_INFO::EFI_VARSTORE_INFO (
mInfo.mVarOffset = Info.mInfo.mVarOffset;
mVarType = Info.mVarType;
mVarTotalSize = Info.mVarTotalSize;
+ mIsBitVar = Info.mIsBitVar;
}
EFI_VARSTORE_INFO&
@@ -2401,6 +2628,7 @@ EFI_VARSTORE_INFO::operator= (
mInfo.mVarOffset = Info.mInfo.mVarOffset;
mVarType = Info.mVarType;
mVarTotalSize = Info.mVarTotalSize;
+ mIsBitVar = Info.mIsBitVar;
}
return *this;
@@ -2415,7 +2643,8 @@ EFI_VARSTORE_INFO::operator == (
(mInfo.mVarName == Info->mInfo.mVarName) &&
(mInfo.mVarOffset == Info->mInfo.mVarOffset) &&
(mVarType == Info->mVarType) &&
- (mVarTotalSize == Info->mVarTotalSize)) {
+ (mVarTotalSize == Info->mVarTotalSize) &&
+ (mIsBitVar == Info->mIsBitVar)) {
return TRUE;
}