/** @file\r
-Private functions used by PCD DXE driver.s\r
+Private functions used by PCD DXE driver.\r
\r
-Copyright (c) 2006, Intel Corporation\r
+Copyright (c) 2006 - 2007, Intel Corporation\r
All rights reserved. This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
#include "Service.h"\r
\r
\r
-//\r
-// Build Tool will generate DXE_PCD_DB_INIT_VALUE in Autogen.h\r
-// Compression Algorithm will take care of the size optimization.\r
-//\r
-\r
PCD_DATABASE * mPcdDatabase;\r
\r
LIST_ENTRY *mCallbackFnTable;\r
{\r
UINT32 *LocalTokenNumberTable;\r
UINT16 *SizeTable;\r
- BOOLEAN IsPeiDb;\r
- UINTN Size;\r
- UINT32 Offset;\r
EFI_GUID *GuidTable;\r
UINT16 *StringTable;\r
EFI_GUID *Guid;\r
UINT16 *Name;\r
VARIABLE_HEAD *VariableHead;\r
- EFI_STATUS Status;\r
- UINTN DataSize;\r
- VOID *Data;\r
+ UINT8 *VaraiableDefaultBuffer;\r
+ UINT8 *Data;\r
VPD_HEAD *VpdHead;\r
UINT8 *PcdDb;\r
- UINT16 StringTableIdx; \r
+ VOID *RetPtr;\r
+ UINTN MaxSize;\r
+ UINTN TmpTokenNumber;\r
+ UINTN DataSize;\r
+ EFI_STATUS Status;\r
UINT32 LocalTokenNumber;\r
+ UINT32 Offset;\r
+ UINT16 StringTableIdx; \r
+ BOOLEAN IsPeiDb;\r
\r
+ //\r
+ // Aquire lock to prevent reentrance from TPL_CALLBACK level\r
+ //\r
+ EfiAcquireLock (&mPcdDatabaseLock);\r
\r
- ASSERT (TokenNumber < PCD_TOTAL_TOKEN_NUMBER);\r
-\r
- Size = DxePcdGetSize (TokenNumber);\r
- ASSERT (GetSize == Size || GetSize == 0);\r
+ RetPtr = NULL;\r
+ //\r
+ // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r
+ // We have to decrement TokenNumber by 1 to make it usable\r
+ // as the array index.\r
+ //\r
+ TokenNumber--;\r
\r
+ TmpTokenNumber = TokenNumber;\r
\r
- IsPeiDb = (TokenNumber <= PEI_LOCAL_TOKEN_NUMBER) ? TRUE : FALSE;\r
+ //\r
+ // PCD_TOTAL_TOKEN_NUMBER is a auto-generated constant.\r
+ // It could be zero. EBC compiler is very choosy. It may\r
+ // report warning. So we add 1 in each size of the \r
+ // comparison.\r
+ //\r
+ ASSERT (TokenNumber + 1 < PCD_TOTAL_TOKEN_NUMBER + 1);\r
+\r
+ ASSERT ((GetSize == DxePcdGetSize (TokenNumber + 1)) || (GetSize == 0));\r
+\r
+ // EBC compiler is very choosy. It may report warning about comparison\r
+ // between UINTN and 0 . So we add 1 in each size of the \r
+ // comparison.\r
+ IsPeiDb = (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1) ? TRUE : FALSE;\r
\r
LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable : \r
mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
LocalTokenNumber = LocalTokenNumberTable[TokenNumber];\r
\r
if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r
- LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, Size, IsPeiDb);\r
+ if (GetSize == 0) {\r
+ GetPtrTypeSize (TmpTokenNumber, &MaxSize);\r
+ } else {\r
+ MaxSize = GetSize;\r
+ }\r
+ LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize, IsPeiDb);\r
}\r
\r
PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);\r
\r
Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r
\r
- switch (LocalTokenNumber & ~PCD_DATABASE_OFFSET_MASK) {\r
+ switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r
case PCD_TYPE_VPD:\r
VpdHead = (VPD_HEAD *) ((UINT8 *) PcdDb + Offset);\r
- return (VOID *) (UINTN) (FixedPcdGet32(PcdVpdBaseAddress) + VpdHead->Offset);\r
+ RetPtr = (VOID *) (UINTN) (FixedPcdGet32(PcdVpdBaseAddress) + VpdHead->Offset);\r
+ break;\r
\r
case PCD_TYPE_HII:\r
GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :\r
\r
Guid = &(GuidTable[VariableHead->GuidTableIndex]);\r
Name = &(StringTable[VariableHead->StringIndex]);\r
+ VaraiableDefaultBuffer = (UINT8 *) PcdDb + VariableHead->DefaultValueOffset;\r
\r
Status = GetHiiVariable (Guid, Name, &Data, &DataSize);\r
- ASSERT_EFI_ERROR (Status);\r
- ASSERT (DataSize >= (UINTN) (VariableHead->Offset + Size));\r
-\r
- return (UINT8 *) Data + VariableHead->Offset;\r
+ if (Status == EFI_SUCCESS) {\r
+ if (GetSize == 0) {\r
+ //\r
+ // It is a pointer type. So get the MaxSize reserved for\r
+ // this PCD entry.\r
+ //\r
+ GetPtrTypeSize (TmpTokenNumber, &GetSize);\r
+ }\r
+ CopyMem (VaraiableDefaultBuffer, Data + VariableHead->Offset, GetSize);\r
+ FreePool (Data);\r
+ }\r
+ //\r
+ // If the operation is successful, we copy the data\r
+ // to the default value buffer in the PCD Database.\r
+ // So that we can free the Data allocated in GetHiiVariable.\r
+ //\r
+ //\r
+ // If the operation is not successful, \r
+ // Return 1) either the default value specified by Platform Integrator \r
+ // 2) Or the value Set by a PCD set operation.\r
+ //\r
+ RetPtr = (VOID *) VaraiableDefaultBuffer;\r
+ break;\r
\r
case PCD_TYPE_STRING:\r
StringTableIdx = (UINT16) *((UINT8 *) PcdDb + Offset);\r
- return (VOID *) &StringTable[StringTableIdx];\r
+ RetPtr = (VOID *) &StringTable[StringTableIdx];\r
+ break;\r
\r
case PCD_TYPE_DATA:\r
- return (VOID *) ((UINT8 *) PcdDb + Offset);\r
+ RetPtr = (VOID *) ((UINT8 *) PcdDb + Offset);\r
break;\r
\r
default:\r
\r
}\r
\r
- ASSERT (FALSE);\r
- \r
- return NULL;\r
+ EfiReleaseLock (&mPcdDatabaseLock);\r
+ \r
+ return RetPtr;\r
\r
}\r
\r
TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) TokenNumber);\r
}\r
\r
+ //\r
+ // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r
+ // We have to decrement TokenNumber by 1 to make it usable\r
+ // as the array index.\r
+ //\r
+ TokenNumber--;\r
+\r
ListHead = &mCallbackFnTable[TokenNumber];\r
ListNode = GetFirstNode (ListHead);\r
\r
TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) TokenNumber);\r
}\r
\r
+ //\r
+ // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r
+ // We have to decrement TokenNumber by 1 to make it usable\r
+ // as the array index.\r
+ //\r
+ TokenNumber--;\r
+\r
ListHead = &mCallbackFnTable[TokenNumber];\r
ListNode = GetFirstNode (ListHead);\r
\r
\r
\r
\r
-UINTN \r
+EFI_STATUS\r
ExGetNextTokeNumber (\r
- IN CONST EFI_GUID *Guid,\r
- IN UINTN TokenNumber,\r
- IN EFI_GUID *GuidTable,\r
- IN UINTN SizeOfGuidTable,\r
- IN DYNAMICEX_MAPPING *ExMapTable,\r
- IN UINTN SizeOfExMapTable\r
+ IN CONST EFI_GUID *Guid,\r
+ IN OUT UINTN *TokenNumber,\r
+ IN EFI_GUID *GuidTable,\r
+ IN UINTN SizeOfGuidTable,\r
+ IN DYNAMICEX_MAPPING *ExMapTable,\r
+ IN UINTN SizeOfExMapTable\r
)\r
{\r
EFI_GUID *MatchGuid;\r
\r
MatchGuid = ScanGuid (GuidTable, SizeOfGuidTable, Guid);\r
if (MatchGuid == NULL) {\r
- return PCD_INVALID_TOKEN_NUMBER;\r
+ return EFI_NOT_FOUND;\r
}\r
\r
Found = FALSE;\r
}\r
\r
if (Found) {\r
- if (TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r
- return ExMapTable[Idx].ExTokenNumber;\r
+ if (*TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r
+ *TokenNumber = ExMapTable[Idx].ExTokenNumber;\r
+ return EFI_SUCCESS;\r
}\r
- \r
+\r
for ( ; Idx < SizeOfExMapTable; Idx++) {\r
- if (ExMapTable[Idx].ExTokenNumber == TokenNumber) {\r
+ if (ExMapTable[Idx].ExTokenNumber == *TokenNumber) {\r
Idx++;\r
if (Idx == SizeOfExMapTable) {\r
//\r
// Exceed the length of ExMap Table\r
//\r
- return PCD_INVALID_TOKEN_NUMBER;\r
+ *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r
+ return EFI_SUCCESS;\r
} else if (ExMapTable[Idx].ExGuidIndex == GuidTableIdx) {\r
//\r
// Found the next match\r
//\r
- return ExMapTable[Idx].ExTokenNumber;\r
+ *TokenNumber = ExMapTable[Idx].ExTokenNumber;\r
+ return EFI_SUCCESS;\r
} else {\r
//\r
// Guid has been changed. It is the next Token Space Guid.\r
// We should flag no more TokenNumber.\r
//\r
- return PCD_INVALID_TOKEN_NUMBER;\r
+ *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r
+ return EFI_SUCCESS;\r
}\r
}\r
}\r
}\r
\r
- return PCD_INVALID_TOKEN_NUMBER;\r
+ return EFI_NOT_FOUND;\r
}\r
\r
\r
ASSERT (mPcdDatabase != NULL);\r
\r
GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r
-\r
if (GuidHob != NULL) {\r
\r
//\r
// Initialized the Callback Function Table\r
//\r
\r
- if (PCD_TOTAL_TOKEN_NUMBER != 0) {\r
- mCallbackFnTable = AllocateZeroPool (PCD_TOTAL_TOKEN_NUMBER * sizeof (LIST_ENTRY));\r
- }\r
+ mCallbackFnTable = AllocateZeroPool (PCD_TOTAL_TOKEN_NUMBER * sizeof (LIST_ENTRY));\r
\r
- for (Idx = 0; Idx < PCD_TOTAL_TOKEN_NUMBER; Idx++) {\r
+ // EBC compiler is very choosy. It may report warning about comparison\r
+ // between UINTN and 0 . So we add 1 in each size of the \r
+ // comparison.\r
+ for (Idx = 0; Idx + 1 < PCD_TOTAL_TOKEN_NUMBER + 1; Idx++) {\r
InitializeListHead (&mCallbackFnTable[Idx]);\r
}\r
\r
GetHiiVariable (\r
IN EFI_GUID *VariableGuid,\r
IN UINT16 *VariableName,\r
- OUT VOID ** VariableData,\r
+ OUT UINT8 **VariableData,\r
OUT UINTN *VariableSize\r
)\r
{\r
UINTN Size;\r
EFI_STATUS Status;\r
- VOID *Buffer;\r
+ UINT8 *Buffer;\r
\r
- Status = EfiGetVariable (\r
+ Size = 0;\r
+ Buffer = NULL;\r
+ \r
+ Status = gRT->GetVariable (\r
(UINT16 *)VariableName,\r
VariableGuid,\r
NULL,\r
&Size,\r
- NULL\r
- );\r
- ASSERT (Status == EFI_BUFFER_TOO_SMALL);\r
-\r
- Buffer = AllocatePool (Size);\r
-\r
- ASSERT (Buffer != NULL);\r
-\r
- Status = EfiGetVariable (\r
- VariableName,\r
- VariableGuid,\r
- NULL,\r
- &Size,\r
Buffer\r
);\r
+ \r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ Buffer = (UINT8 *) AllocatePool (Size);\r
+\r
+ ASSERT (Buffer != NULL);\r
+\r
+ Status = gRT->GetVariable (\r
+ VariableName,\r
+ VariableGuid,\r
+ NULL,\r
+ &Size,\r
+ Buffer\r
+ );\r
+\r
+ ASSERT (Status == EFI_SUCCESS);\r
+ *VariableData = Buffer;\r
+ *VariableSize = Size;\r
+ }\r
\r
return Status;\r
-\r
}\r
\r
\r
}\r
ASSERT (i < SkuIdTable[0]);\r
\r
- switch (LocalTokenNumber & ~PCD_DATABASE_OFFSET_MASK) {\r
+ switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r
case PCD_TYPE_VPD:\r
Value = (UINT8 *) &(((VPD_HEAD *) Value)[i]);\r
return (UINT32) ((Value - PcdDb) | PCD_TYPE_VPD);\r
case PCD_TYPE_HII:\r
Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[i]);\r
return (UINT32) ((Value - PcdDb) | PCD_TYPE_HII);\r
+\r
+ case PCD_TYPE_STRING:\r
+ Value = (UINT8 *) &(((STRING_HEAD *) Value)[i]);\r
+ return (UINT32) ((Value - PcdDb) | PCD_TYPE_STRING);\r
\r
case PCD_TYPE_DATA:\r
Value += Size * i;\r
return (UINT32) (Value - PcdDb);\r
- \r
+\r
default:\r
ASSERT (FALSE);\r
}\r
LIST_ENTRY *ListHead;\r
LIST_ENTRY *ListNode;\r
\r
+ //\r
+ // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r
+ // We have to decrement TokenNumber by 1 to make it usable\r
+ // as the array index.\r
+ //\r
+ TokenNumber--;\r
+ \r
ListHead = &mCallbackFnTable[TokenNumber];\r
ListNode = GetFirstNode (ListHead);\r
\r
}\r
\r
\r
+EFI_STATUS\r
+SetValueWorker (\r
+ IN UINTN TokenNumber,\r
+ IN VOID *Data,\r
+ IN UINTN Size\r
+ )\r
+{\r
+ return SetWorker (TokenNumber, Data, &Size, FALSE);\r
+}\r
\r
\r
EFI_STATUS\r
SetWorker (\r
- UINTN TokenNumber,\r
- VOID *Data,\r
- UINTN Size,\r
- BOOLEAN PtrType\r
+ IN UINTN TokenNumber,\r
+ IN VOID *Data,\r
+ IN OUT UINTN *Size,\r
+ IN BOOLEAN PtrType\r
)\r
{\r
UINT32 *LocalTokenNumberTable;\r
UINT16 *StringTable;\r
EFI_GUID *Guid;\r
UINT16 *Name;\r
+ UINTN VariableOffset;\r
VOID *InternalData;\r
VARIABLE_HEAD *VariableHead;\r
UINTN Offset;\r
UINT8 *PcdDb;\r
+ EFI_STATUS Status;\r
+ UINTN MaxSize;\r
+ UINTN TmpTokenNumber;\r
+\r
+ //\r
+ // Aquire lock to prevent reentrance from TPL_CALLBACK level\r
+ //\r
+ EfiAcquireLock (&mPcdDatabaseLock);\r
\r
+ //\r
+ // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r
+ // We have to decrement TokenNumber by 1 to make it usable\r
+ // as the array index.\r
+ //\r
+ TokenNumber--;\r
\r
- ASSERT (TokenNumber < PCD_TOTAL_TOKEN_NUMBER);\r
+ TmpTokenNumber = TokenNumber;\r
+ \r
+ // EBC compiler is very choosy. It may report warning about comparison\r
+ // between UINTN and 0 . So we add 1 in each size of the \r
+ // comparison.\r
\r
- if (PtrType) {\r
- ASSERT (Size <= DxePcdGetSize (TokenNumber));\r
- } else {\r
- ASSERT (Size == DxePcdGetSize (TokenNumber));\r
+ ASSERT (TokenNumber + 1 < PCD_TOTAL_TOKEN_NUMBER + 1);\r
+\r
+ if (!PtrType) {\r
+ ASSERT (*Size == DxePcdGetSize (TokenNumber + 1));\r
}\r
\r
- IsPeiDb = (TokenNumber <= PEI_LOCAL_TOKEN_NUMBER) ? TRUE : FALSE;\r
+ // EBC compiler is very choosy. It may report warning about comparison\r
+ // between UINTN and 0 . So we add 1 in each size of the \r
+ // comparison.\r
+ IsPeiDb = (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1) ? TRUE : FALSE;\r
\r
LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable : \r
mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
\r
- if ((TokenNumber < PEI_NEX_TOKEN_NUMBER) ||\r
- (TokenNumber >= PEI_LOCAL_TOKEN_NUMBER || TokenNumber < (PEI_LOCAL_TOKEN_NUMBER + DXE_NEX_TOKEN_NUMBER))) {\r
- InvokeCallbackOnSet (0, NULL, TokenNumber, Data, Size);\r
+ // EBC compiler is very choosy. It may report warning about comparison\r
+ // between UINTN and 0 . So we add 1 in each size of the \r
+ // comparison.\r
+ if ((TokenNumber + 1 < PEI_NEX_TOKEN_NUMBER + 1) ||\r
+ (TokenNumber + 1 >= PEI_LOCAL_TOKEN_NUMBER + 1 || TokenNumber + 1 < (PEI_LOCAL_TOKEN_NUMBER + DXE_NEX_TOKEN_NUMBER + 1))) {\r
+ InvokeCallbackOnSet (0, NULL, TokenNumber + 1, Data, *Size);\r
}\r
\r
TokenNumber = IsPeiDb ? TokenNumber\r
LocalTokenNumber = LocalTokenNumberTable[TokenNumber];\r
\r
if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r
- LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, Size, IsPeiDb);\r
+ if (PtrType) {\r
+ GetPtrTypeSize (TmpTokenNumber, &MaxSize);\r
+ } else {\r
+ MaxSize = *Size;\r
+ }\r
+ LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize, IsPeiDb);\r
}\r
\r
Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r
\r
InternalData = PcdDb + Offset;\r
\r
- switch (LocalTokenNumber & ~PCD_DATABASE_OFFSET_MASK) {\r
+ switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r
case PCD_TYPE_VPD:\r
ASSERT (FALSE);\r
- return EFI_INVALID_PARAMETER;\r
+ Status = EFI_INVALID_PARAMETER;\r
+ break;\r
\r
case PCD_TYPE_STRING:\r
- CopyMem (&StringTable[*((UINT16 *)InternalData)], Data, Size);\r
+ if (SetPtrTypeSize (TmpTokenNumber, Size)) {\r
+ CopyMem (&StringTable[*((UINT16 *)InternalData)], Data, *Size);\r
+ Status = EFI_SUCCESS;\r
+ } else {\r
+ Status = EFI_INVALID_PARAMETER;\r
+ }\r
break;\r
\r
case PCD_TYPE_HII:\r
- //\r
- // Bug Bug: Please implement this\r
- //\r
+ if (PtrType) {\r
+ if (!SetPtrTypeSize (TmpTokenNumber, Size)) {\r
+ Status = EFI_INVALID_PARAMETER;\r
+ break;\r
+ }\r
+ }\r
+ \r
GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :\r
mPcdDatabase->DxeDb.Init.GuidTable;\r
\r
\r
Guid = &(GuidTable[VariableHead->GuidTableIndex]);\r
Name = &(StringTable[VariableHead->StringIndex]);\r
+ VariableOffset = VariableHead->Offset;\r
\r
- return EFI_SUCCESS;\r
+ Status = SetHiiVariable (Guid, Name, Data, *Size, VariableOffset);\r
\r
+ if (EFI_NOT_FOUND == Status) {\r
+ CopyMem (PcdDb + VariableHead->DefaultValueOffset, Data, *Size);\r
+ Status = EFI_SUCCESS;\r
+ } \r
+ break;\r
+ \r
case PCD_TYPE_DATA:\r
if (PtrType) {\r
- CopyMem (InternalData, Data, Size);\r
- return EFI_SUCCESS;\r
+ if (SetPtrTypeSize (TmpTokenNumber, Size)) {\r
+ CopyMem (InternalData, Data, *Size);\r
+ Status = EFI_SUCCESS;\r
+ } else {\r
+ Status = EFI_INVALID_PARAMETER;\r
+ }\r
+ break;\r
}\r
\r
- switch (Size) {\r
+ Status = EFI_SUCCESS;\r
+ switch (*Size) {\r
case sizeof(UINT8):\r
*((UINT8 *) InternalData) = *((UINT8 *) Data);\r
- return EFI_SUCCESS;\r
+ break;\r
\r
case sizeof(UINT16):\r
*((UINT16 *) InternalData) = *((UINT16 *) Data);\r
- return EFI_SUCCESS;\r
+ break;\r
\r
case sizeof(UINT32):\r
*((UINT32 *) InternalData) = *((UINT32 *) Data);\r
- return EFI_SUCCESS;\r
+ break;\r
\r
case sizeof(UINT64):\r
*((UINT64 *) InternalData) = *((UINT64 *) Data);\r
- return EFI_SUCCESS;\r
+ break;\r
\r
default:\r
ASSERT (FALSE);\r
- return EFI_NOT_FOUND;\r
+ Status = EFI_NOT_FOUND;\r
+ break;\r
}\r
+ break;\r
\r
default:\r
ASSERT (FALSE);\r
+ Status = EFI_NOT_FOUND;\r
break;\r
}\r
- \r
- ASSERT (FALSE);\r
- return EFI_NOT_FOUND;\r
+\r
+ EfiReleaseLock (&mPcdDatabaseLock);\r
+ \r
+ return Status;\r
}\r
\r
\r
\r
\r
\r
+EFI_STATUS\r
+ExSetValueWorker (\r
+ IN UINTN ExTokenNumber,\r
+ IN CONST EFI_GUID *Guid,\r
+ IN VOID *Data,\r
+ IN UINTN SetSize\r
+ )\r
+{\r
+ return ExSetWorker (ExTokenNumber, Guid, Data, &SetSize, FALSE);\r
+}\r
+\r
\r
EFI_STATUS\r
ExSetWorker (\r
- IN UINTN ExTokenNumber,\r
- IN CONST EFI_GUID *Guid,\r
- VOID *Data,\r
- UINTN SetSize,\r
- BOOLEAN PtrType\r
+ IN UINTN ExTokenNumber,\r
+ IN CONST EFI_GUID *Guid,\r
+ IN VOID *Data,\r
+ IN OUT UINTN *SetSize,\r
+ IN BOOLEAN PtrType\r
)\r
{\r
UINTN TokenNumber;\r
\r
TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber);\r
\r
- InvokeCallbackOnSet ((UINT32) ExTokenNumber, Guid, TokenNumber, Data, SetSize);\r
+ InvokeCallbackOnSet ((UINT32) ExTokenNumber, Guid, TokenNumber, Data, *SetSize);\r
\r
- SetWorker (TokenNumber, Data, SetSize, PtrType);\r
+ return SetWorker (TokenNumber, Data, SetSize, PtrType);\r
\r
- return EFI_SUCCESS;\r
- \r
}\r
\r
\r
\r
Size = 0;\r
\r
- Status = EfiGetVariable (\r
+ Status = gRT->GetVariable (\r
(UINT16 *)VariableName,\r
VariableGuid,\r
- &Attribute,\r
+ NULL,\r
&Size,\r
NULL\r
);\r
\r
- ASSERT (Status == EFI_BUFFER_TOO_SMALL);\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
\r
- Buffer = AllocatePool (Size);\r
+ Buffer = AllocatePool (Size);\r
\r
- ASSERT (Buffer != NULL);\r
+ ASSERT (Buffer != NULL);\r
\r
- Status = EfiGetVariable (\r
- VariableName,\r
- VariableGuid,\r
- &Attribute,\r
- &Size,\r
- Buffer\r
- );\r
+ Status = gRT->GetVariable (\r
+ VariableName,\r
+ VariableGuid,\r
+ &Attribute,\r
+ &Size,\r
+ Buffer\r
+ );\r
+ \r
+ ASSERT_EFI_ERROR (Status);\r
\r
+ CopyMem ((UINT8 *)Buffer + Offset, Data, DataSize);\r
\r
- CopyMem ((UINT8 *)Buffer + Offset, Data, DataSize);\r
+ Status = gRT->SetVariable (\r
+ VariableName,\r
+ VariableGuid,\r
+ Attribute,\r
+ Size,\r
+ Buffer\r
+ );\r
\r
- return EfiSetVariable (\r
- VariableName,\r
- VariableGuid,\r
- Attribute,\r
- Size,\r
- Buffer\r
- );\r
+ FreePool (Buffer);\r
+ return Status;\r
\r
+ } \r
+ \r
+ //\r
+ // If we drop to here, we don't have a Variable entry in\r
+ // the variable service yet. So, we will save the data\r
+ // in the PCD Database's volatile area.\r
+ //\r
+ return Status;\r
}\r
\r
\r
EFI_GUID *MatchGuid;\r
UINTN MatchGuidIdx;\r
\r
- ExMap = mPcdDatabase->PeiDb.Init.ExMapTable;\r
- GuidTable = mPcdDatabase->PeiDb.Init.GuidTable;\r
- \r
- MatchGuid = ScanGuid (GuidTable, sizeof(mPcdDatabase->PeiDb.Init.GuidTable), Guid);\r
- ASSERT (MatchGuid != NULL);\r
+ if (!PEI_DATABASE_EMPTY) {\r
+ ExMap = mPcdDatabase->PeiDb.Init.ExMapTable;\r
+ GuidTable = mPcdDatabase->PeiDb.Init.GuidTable;\r
+ \r
+ MatchGuid = ScanGuid (GuidTable, sizeof(mPcdDatabase->PeiDb.Init.GuidTable), Guid);\r
+ \r
+ if (MatchGuid != NULL) {\r
\r
- MatchGuidIdx = MatchGuid - GuidTable;\r
- \r
- for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) {\r
- if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&\r
- (MatchGuidIdx == ExMap[i].ExGuidIndex)) {\r
- return ExMap[i].LocalTokenNumber;\r
+ MatchGuidIdx = MatchGuid - GuidTable;\r
+ \r
+ for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) {\r
+ if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&\r
+ (MatchGuidIdx == ExMap[i].ExGuidIndex)) {\r
+ return ExMap[i].LocalTokenNumber;\r
\r
+ }\r
+ }\r
}\r
}\r
\r
GuidTable = mPcdDatabase->DxeDb.Init.GuidTable;\r
\r
MatchGuid = ScanGuid (GuidTable, sizeof(mPcdDatabase->DxeDb.Init.GuidTable), Guid);\r
+ //\r
+ // We need to ASSERT here. If GUID can't be found in GuidTable, this is a\r
+ // error in the BUILD system.\r
+ //\r
ASSERT (MatchGuid != NULL);\r
\r
MatchGuidIdx = MatchGuid - GuidTable;\r
for (i = 0; i < DXE_EXMAPPING_TABLE_SIZE; i++) {\r
if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&\r
(MatchGuidIdx == ExMap[i].ExGuidIndex)) {\r
- return ExMap[i].LocalTokenNumber + PEI_LOCAL_TOKEN_NUMBER;\r
+ return ExMap[i].LocalTokenNumber;\r
}\r
}\r
\r
return 0;\r
}\r
\r
+\r
+\r
+SKU_ID *\r
+GetSkuIdArray (\r
+ IN UINTN LocalTokenNumberTableIdx,\r
+ IN BOOLEAN IsPeiPcd\r
+ )\r
+{\r
+ SKU_HEAD *SkuHead;\r
+ UINTN LocalTokenNumber;\r
+ UINT8 *Database;\r
+\r
+ if (IsPeiPcd) {\r
+ LocalTokenNumber = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable[LocalTokenNumberTableIdx];\r
+ Database = (UINT8 *) &mPcdDatabase->PeiDb;\r
+ } else {\r
+ LocalTokenNumber = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable[LocalTokenNumberTableIdx - PEI_LOCAL_TOKEN_NUMBER];\r
+ Database = (UINT8 *) &mPcdDatabase->DxeDb;\r
+ }\r
+\r
+ ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) != 0);\r
+\r
+ SkuHead = (SKU_HEAD *) ((UINT8 *)Database + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r
+\r
+ return (SKU_ID *) (Database + SkuHead->SkuIdTableOffset);\r
+ \r
+}\r
+\r
+\r
+\r
+UINTN\r
+GetSizeTableIndexA (\r
+ IN UINTN LocalTokenNumberTableIdx,\r
+ IN UINT32 *LocalTokenNumberTable,\r
+ IN BOOLEAN IsPeiDb\r
+ )\r
+{\r
+ UINTN i;\r
+ UINTN SizeTableIdx;\r
+ UINTN LocalTokenNumber;\r
+ SKU_ID *SkuIdTable;\r
+ \r
+ SizeTableIdx = 0;\r
+\r
+ for (i=0; i<LocalTokenNumberTableIdx; i++) {\r
+ LocalTokenNumber = LocalTokenNumberTable[i];\r
+\r
+ if ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER) {\r
+ //\r
+ // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r
+ // PCD entry.\r
+ //\r
+ if (LocalTokenNumber & PCD_TYPE_VPD) {\r
+ //\r
+ // We have only one entry for VPD enabled PCD entry:\r
+ // 1) MAX Size.\r
+ // We consider current size is equal to MAX size.\r
+ //\r
+ SizeTableIdx++;\r
+ } else {\r
+ if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r
+ //\r
+ // We have only two entry for Non-Sku enabled PCD entry:\r
+ // 1) MAX SIZE\r
+ // 2) Current Size\r
+ //\r
+ SizeTableIdx += 2;\r
+ } else {\r
+ //\r
+ // We have these entry for SKU enabled PCD entry\r
+ // 1) MAX SIZE\r
+ // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r
+ //\r
+ SkuIdTable = GetSkuIdArray (i, IsPeiDb);\r
+ SizeTableIdx += (UINTN)*SkuIdTable + 1;\r
+ }\r
+ }\r
+ }\r
+\r
+ }\r
+\r
+ return SizeTableIdx;\r
+}\r
+\r
+\r
+\r
+\r
+UINTN\r
+GetSizeTableIndex (\r
+ IN UINTN LocalTokenNumberTableIdx,\r
+ IN BOOLEAN IsPeiDb\r
+ )\r
+{\r
+ UINT32 *LocalTokenNumberTable;\r
+ \r
+ if (IsPeiDb) {\r
+ LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;\r
+ } else {\r
+ LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
+ }\r
+ return GetSizeTableIndexA (LocalTokenNumberTableIdx, \r
+ LocalTokenNumberTable,\r
+ IsPeiDb);\r
+}\r
+\r
+\r
+\r
+UINTN\r
+GetPtrTypeSize (\r
+ IN UINTN LocalTokenNumberTableIdx,\r
+ OUT UINTN *MaxSize\r
+ )\r
+{\r
+ INTN SizeTableIdx;\r
+ UINTN LocalTokenNumber;\r
+ SKU_ID *SkuIdTable;\r
+ SIZE_INFO *SizeTable;\r
+ UINTN i;\r
+ BOOLEAN IsPeiDb;\r
+ UINT32 *LocalTokenNumberTable;\r
+\r
+ // EBC compiler is very choosy. It may report warning about comparison\r
+ // between UINTN and 0 . So we add 1 in each size of the \r
+ // comparison.\r
+ IsPeiDb = (BOOLEAN) (LocalTokenNumberTableIdx + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);\r
+\r
+\r
+ if (IsPeiDb) {\r
+ LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;\r
+ SizeTable = mPcdDatabase->PeiDb.Init.SizeTable;\r
+ } else {\r
+ LocalTokenNumberTableIdx -= PEI_LOCAL_TOKEN_NUMBER;\r
+ LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
+ SizeTable = mPcdDatabase->DxeDb.Init.SizeTable;\r
+ }\r
+\r
+ LocalTokenNumber = LocalTokenNumberTable[LocalTokenNumberTableIdx];\r
+\r
+ ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);\r
+ \r
+ SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, IsPeiDb);\r
+\r
+ *MaxSize = SizeTable[SizeTableIdx];\r
+ //\r
+ // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r
+ // PCD entry.\r
+ //\r
+ if (LocalTokenNumber & PCD_TYPE_VPD) {\r
+ //\r
+ // We have only one entry for VPD enabled PCD entry:\r
+ // 1) MAX Size.\r
+ // We consider current size is equal to MAX size.\r
+ //\r
+ return *MaxSize;\r
+ } else {\r
+ if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r
+ //\r
+ // We have only two entry for Non-Sku enabled PCD entry:\r
+ // 1) MAX SIZE\r
+ // 2) Current Size\r
+ //\r
+ return SizeTable[SizeTableIdx + 1];\r
+ } else {\r
+ //\r
+ // We have these entry for SKU enabled PCD entry\r
+ // 1) MAX SIZE\r
+ // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r
+ //\r
+ SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, IsPeiDb);\r
+ for (i = 0; i < SkuIdTable[0]; i++) {\r
+ if (SkuIdTable[1 + i] == mPcdDatabase->PeiDb.Init.SystemSkuId) {\r
+ return SizeTable[SizeTableIdx + 1 + i];\r
+ }\r
+ }\r
+ return SizeTable[SizeTableIdx + 1];\r
+ }\r
+ }\r
+}\r
+\r
+\r
+\r
+BOOLEAN\r
+SetPtrTypeSize (\r
+ IN UINTN LocalTokenNumberTableIdx,\r
+ IN OUT UINTN *CurrentSize\r
+ )\r
+{\r
+ INTN SizeTableIdx;\r
+ UINTN LocalTokenNumber;\r
+ SKU_ID *SkuIdTable;\r
+ SIZE_INFO *SizeTable;\r
+ UINTN i;\r
+ UINTN MaxSize;\r
+ BOOLEAN IsPeiDb;\r
+ UINT32 *LocalTokenNumberTable;\r
+\r
+ // EBC compiler is very choosy. It may report warning about comparison\r
+ // between UINTN and 0 . So we add 1 in each size of the \r
+ // comparison.\r
+ IsPeiDb = (BOOLEAN) (LocalTokenNumberTableIdx + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);\r
+\r
+ if (IsPeiDb) {\r
+ LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;\r
+ SizeTable = mPcdDatabase->PeiDb.Init.SizeTable;\r
+ } else {\r
+ LocalTokenNumberTableIdx -= PEI_LOCAL_TOKEN_NUMBER;\r
+ LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
+ SizeTable = mPcdDatabase->DxeDb.Init.SizeTable;\r
+ }\r
+\r
+ LocalTokenNumber = LocalTokenNumberTable[LocalTokenNumberTableIdx];\r
+\r
+ ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);\r
+ \r
+ SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, IsPeiDb);\r
+\r
+ MaxSize = SizeTable[SizeTableIdx];\r
+ //\r
+ // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r
+ // PCD entry.\r
+ //\r
+ if (LocalTokenNumber & PCD_TYPE_VPD) {\r
+ //\r
+ // We shouldn't come here as we don't support SET for VPD\r
+ //\r
+ ASSERT (FALSE);\r
+ return FALSE;\r
+ } else {\r
+ if ((*CurrentSize > MaxSize) ||\r
+ (*CurrentSize == MAX_ADDRESS)) {\r
+ *CurrentSize = MaxSize;\r
+ return FALSE;\r
+ } \r
+ \r
+ if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r
+ //\r
+ // We have only two entry for Non-Sku enabled PCD entry:\r
+ // 1) MAX SIZE\r
+ // 2) Current Size\r
+ //\r
+ SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;\r
+ return TRUE;\r
+ } else {\r
+ //\r
+ // We have these entry for SKU enabled PCD entry\r
+ // 1) MAX SIZE\r
+ // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r
+ //\r
+ SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, IsPeiDb);\r
+ for (i = 0; i < SkuIdTable[0]; i++) {\r
+ if (SkuIdTable[1 + i] == mPcdDatabase->PeiDb.Init.SystemSkuId) {\r
+ SizeTable[SizeTableIdx + 1 + i] = (SIZE_INFO) *CurrentSize;\r
+ return TRUE;\r
+ }\r
+ }\r
+ SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;\r
+ return TRUE;\r
+ }\r
+ }\r
+}\r
+\r
projects / mirror_edk2.git / blobdiff