/** @file\r
Help functions used by PCD DXE driver.\r
\r
-Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>\r
-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
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+Copyright (c) 2014, Hewlett-Packard Development Company, L.P.<BR>\r
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
+(C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include "Service.h"\r
+#include <Library/DxeServicesLib.h>\r
+\r
+PCD_DATABASE mPcdDatabase;\r
\r
-PCD_DATABASE *mPcdDatabase;\r
+UINT32 mPcdTotalTokenCount;\r
+UINT32 mPeiLocalTokenCount;\r
+UINT32 mDxeLocalTokenCount;\r
+UINT32 mPeiNexTokenCount;\r
+UINT32 mDxeNexTokenCount;\r
+UINT32 mPeiExMapppingTableSize;\r
+UINT32 mDxeExMapppingTableSize;\r
+UINT32 mPeiGuidTableSize;\r
+UINT32 mDxeGuidTableSize;\r
+\r
+BOOLEAN mPeiExMapTableEmpty;\r
+BOOLEAN mDxeExMapTableEmpty;\r
+BOOLEAN mPeiDatabaseEmpty;\r
\r
LIST_ENTRY *mCallbackFnTable;\r
+EFI_GUID **TmpTokenSpaceBuffer;\r
+UINTN TmpTokenSpaceBufferCount;\r
+\r
+UINTN mPeiPcdDbSize = 0;\r
+PEI_PCD_DATABASE *mPeiPcdDbBinary = NULL;\r
+UINTN mDxePcdDbSize = 0;\r
+DXE_PCD_DATABASE *mDxePcdDbBinary = NULL;\r
+\r
+/**\r
+ Get Local Token Number by Token Number.\r
+\r
+ @param[in] IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r
+ If FALSE, the pcd entry is initialized in DXE phase.\r
+ @param[in] TokenNumber The PCD token number.\r
+\r
+ @return Local Token Number.\r
+**/\r
+UINT32\r
+GetLocalTokenNumber (\r
+ IN BOOLEAN IsPeiDb,\r
+ IN UINTN TokenNumber\r
+ )\r
+{\r
+ UINT32 *LocalTokenNumberTable;\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
+ LocalTokenNumberTable = IsPeiDb ? (UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset) :\r
+ (UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset);\r
+ TokenNumber = IsPeiDb ? TokenNumber : TokenNumber - mPeiLocalTokenCount;\r
+\r
+ return LocalTokenNumberTable[TokenNumber];\r
+}\r
+\r
+/**\r
+ Get PCD type by Local Token Number.\r
+\r
+ @param[in] LocalTokenNumber The PCD local token number.\r
+\r
+ @return PCD type.\r
+**/\r
+EFI_PCD_TYPE\r
+GetPcdType (\r
+ IN UINT32 LocalTokenNumber\r
+ )\r
+{\r
+ switch (LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) {\r
+ case PCD_DATUM_TYPE_POINTER:\r
+ return EFI_PCD_TYPE_PTR;\r
+ case PCD_DATUM_TYPE_UINT8:\r
+ if ((LocalTokenNumber & PCD_DATUM_TYPE_UINT8_BOOLEAN) == PCD_DATUM_TYPE_UINT8_BOOLEAN) {\r
+ return EFI_PCD_TYPE_BOOL;\r
+ } else {\r
+ return EFI_PCD_TYPE_8;\r
+ }\r
+ case PCD_DATUM_TYPE_UINT16:\r
+ return EFI_PCD_TYPE_16;\r
+ case PCD_DATUM_TYPE_UINT32:\r
+ return EFI_PCD_TYPE_32;\r
+ case PCD_DATUM_TYPE_UINT64:\r
+ return EFI_PCD_TYPE_64;\r
+ default:\r
+ ASSERT (FALSE);\r
+ return EFI_PCD_TYPE_8;\r
+ }\r
+}\r
+\r
+/**\r
+ Get PCD name.\r
+\r
+ @param[in] OnlyTokenSpaceName If TRUE, only need to get the TokenSpaceCName.\r
+ If FALSE, need to get the full PCD name.\r
+ @param[in] IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r
+ If FALSE, the pcd entry is initialized in DXE phase.\r
+ @param[in] TokenNumber The PCD token number.\r
+\r
+ @return The TokenSpaceCName or full PCD name.\r
+**/\r
+CHAR8 *\r
+GetPcdName (\r
+ IN BOOLEAN OnlyTokenSpaceName,\r
+ IN BOOLEAN IsPeiDb,\r
+ IN UINTN TokenNumber\r
+ )\r
+{\r
+ PCD_DATABASE_INIT *Database;\r
+ UINT8 *StringTable;\r
+ UINTN NameSize;\r
+ PCD_NAME_INDEX *PcdNameIndex;\r
+ CHAR8 *TokenSpaceName;\r
+ CHAR8 *PcdName;\r
+ CHAR8 *Name;\r
+\r
+ //\r
+ // Return NULL when PCD name table is absent.\r
+ //\r
+ if (IsPeiDb) {\r
+ if (mPcdDatabase.PeiDb->PcdNameTableOffset == 0) {\r
+ return NULL;\r
+ }\r
+ } else {\r
+ if (mPcdDatabase.DxeDb->PcdNameTableOffset == 0) {\r
+ return NULL;\r
+ }\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
+ Database = IsPeiDb ? mPcdDatabase.PeiDb: mPcdDatabase.DxeDb;\r
+ TokenNumber = IsPeiDb ? TokenNumber : TokenNumber - mPeiLocalTokenCount;\r
+\r
+ StringTable = (UINT8 *) Database + Database->StringTableOffset;\r
+\r
+ //\r
+ // Get the PCD name index.\r
+ //\r
+ PcdNameIndex = (PCD_NAME_INDEX *)((UINT8 *) Database + Database->PcdNameTableOffset) + TokenNumber;\r
+ TokenSpaceName = (CHAR8 *)&StringTable[PcdNameIndex->TokenSpaceCNameIndex];\r
+ PcdName = (CHAR8 *)&StringTable[PcdNameIndex->PcdCNameIndex];\r
+\r
+ if (OnlyTokenSpaceName) {\r
+ //\r
+ // Only need to get the TokenSpaceCName.\r
+ //\r
+ Name = AllocateCopyPool (AsciiStrSize (TokenSpaceName), TokenSpaceName);\r
+ } else {\r
+ //\r
+ // Need to get the full PCD name.\r
+ //\r
+ NameSize = AsciiStrSize (TokenSpaceName) + AsciiStrSize (PcdName);\r
+ Name = AllocateZeroPool (NameSize);\r
+ ASSERT (Name != NULL);\r
+ //\r
+ // Catenate TokenSpaceCName and PcdCName with a '.' to form the full PCD name.\r
+ //\r
+ AsciiStrCatS (Name, NameSize, TokenSpaceName);\r
+ Name[AsciiStrSize (TokenSpaceName) - sizeof (CHAR8)] = '.';\r
+ AsciiStrCatS (Name, NameSize, PcdName);\r
+ }\r
+\r
+ return Name;\r
+}\r
+\r
+/**\r
+ Retrieve additional information associated with a PCD token.\r
+\r
+ This includes information such as the type of value the TokenNumber is associated with as well as possible\r
+ human readable name that is associated with the token.\r
+\r
+ @param[in] IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r
+ If FALSE, the pcd entry is initialized in DXE phase.\r
+ @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r
+ @param[in] TokenNumber The PCD token number.\r
+ @param[out] PcdInfo The returned information associated with the requested TokenNumber.\r
+ The caller is responsible for freeing the buffer that is allocated by callee for PcdInfo->PcdName.\r
+\r
+ @retval EFI_SUCCESS The PCD information was returned successfully\r
+ @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r
+**/\r
+EFI_STATUS\r
+ExGetPcdInfo (\r
+ IN BOOLEAN IsPeiDb,\r
+ IN CONST EFI_GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ OUT EFI_PCD_INFO *PcdInfo\r
+ )\r
+{\r
+ PCD_DATABASE_INIT *Database;\r
+ UINTN GuidTableIdx;\r
+ EFI_GUID *MatchGuid;\r
+ EFI_GUID *GuidTable;\r
+ DYNAMICEX_MAPPING *ExMapTable;\r
+ UINTN Index;\r
+ UINT32 LocalTokenNumber;\r
+\r
+ Database = IsPeiDb ? mPcdDatabase.PeiDb: mPcdDatabase.DxeDb;\r
+\r
+ GuidTable = (EFI_GUID *)((UINT8 *)Database + Database->GuidTableOffset);\r
+ MatchGuid = ScanGuid (GuidTable, Database->GuidTableCount * sizeof(EFI_GUID), Guid);\r
+\r
+ if (MatchGuid == NULL) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ GuidTableIdx = MatchGuid - GuidTable;\r
+\r
+ ExMapTable = (DYNAMICEX_MAPPING *)((UINT8 *)Database + Database->ExMapTableOffset);\r
+\r
+ //\r
+ // Find the PCD by GuidTableIdx and ExTokenNumber in ExMapTable.\r
+ //\r
+ for (Index = 0; Index < Database->ExTokenCount; Index++) {\r
+ if (ExMapTable[Index].ExGuidIndex == GuidTableIdx) {\r
+ if (TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r
+ //\r
+ // TokenNumber is 0, follow spec to set PcdType to EFI_PCD_TYPE_8,\r
+ // PcdSize to 0 and PcdName to the null-terminated ASCII string\r
+ // associated with the token's namespace Guid.\r
+ //\r
+ PcdInfo->PcdType = EFI_PCD_TYPE_8;\r
+ PcdInfo->PcdSize = 0;\r
+ //\r
+ // Here use one representative in the token space to get the TokenSpaceCName.\r
+ //\r
+ PcdInfo->PcdName = GetPcdName (TRUE, IsPeiDb, ExMapTable[Index].TokenNumber);\r
+ return EFI_SUCCESS;\r
+ } else if (ExMapTable[Index].ExTokenNumber == TokenNumber) {\r
+ PcdInfo->PcdSize = DxePcdGetSize (ExMapTable[Index].TokenNumber);\r
+ LocalTokenNumber = GetLocalTokenNumber (IsPeiDb, ExMapTable[Index].TokenNumber);\r
+ PcdInfo->PcdType = GetPcdType (LocalTokenNumber);\r
+ PcdInfo->PcdName = GetPcdName (FALSE, IsPeiDb, ExMapTable[Index].TokenNumber);\r
+ return EFI_SUCCESS;\r
+ }\r
+ }\r
+ }\r
+\r
+ return EFI_NOT_FOUND;\r
+}\r
+\r
+/**\r
+ Retrieve additional information associated with a PCD token.\r
+\r
+ This includes information such as the type of value the TokenNumber is associated with as well as possible\r
+ human readable name that is associated with the token.\r
+\r
+ @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r
+ @param[in] TokenNumber The PCD token number.\r
+ @param[out] PcdInfo The returned information associated with the requested TokenNumber.\r
+ The caller is responsible for freeing the buffer that is allocated by callee for PcdInfo->PcdName.\r
+\r
+ @retval EFI_SUCCESS The PCD information was returned successfully.\r
+ @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r
+**/\r
+EFI_STATUS\r
+DxeGetPcdInfo (\r
+ IN CONST EFI_GUID *Guid,\r
+ IN UINTN TokenNumber,\r
+ OUT EFI_PCD_INFO *PcdInfo\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ BOOLEAN PeiExMapTableEmpty;\r
+ BOOLEAN DxeExMapTableEmpty;\r
+ UINT32 LocalTokenNumber;\r
+ BOOLEAN IsPeiDb;\r
+\r
+ ASSERT (PcdInfo != NULL);\r
+\r
+ Status = EFI_NOT_FOUND;\r
+ PeiExMapTableEmpty = mPeiExMapTableEmpty;\r
+ DxeExMapTableEmpty = mDxeExMapTableEmpty;\r
+\r
+ if (Guid == NULL) {\r
+ if (((TokenNumber + 1 > mPeiNexTokenCount + 1) && (TokenNumber + 1 <= mPeiLocalTokenCount + 1)) ||\r
+ ((TokenNumber + 1 > (mPeiLocalTokenCount + mDxeNexTokenCount + 1)))) {\r
+ return EFI_NOT_FOUND;\r
+ } else if (TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r
+ //\r
+ // TokenNumber is 0, follow spec to set PcdType to EFI_PCD_TYPE_8,\r
+ // PcdSize to 0 and PcdName to NULL for default Token Space.\r
+ //\r
+ PcdInfo->PcdType = EFI_PCD_TYPE_8;\r
+ PcdInfo->PcdSize = 0;\r
+ PcdInfo->PcdName = NULL;\r
+ } else {\r
+ PcdInfo->PcdSize = DxePcdGetSize (TokenNumber);\r
+ IsPeiDb = FALSE;\r
+ if ((TokenNumber + 1 <= mPeiNexTokenCount + 1)) {\r
+ IsPeiDb = TRUE;\r
+ }\r
+ LocalTokenNumber = GetLocalTokenNumber (IsPeiDb, TokenNumber);\r
+ PcdInfo->PcdType = GetPcdType (LocalTokenNumber);\r
+ PcdInfo->PcdName = GetPcdName (FALSE, IsPeiDb, TokenNumber);\r
+ }\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
+ if (PeiExMapTableEmpty && DxeExMapTableEmpty) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ if (!PeiExMapTableEmpty) {\r
+ Status = ExGetPcdInfo (\r
+ TRUE,\r
+ Guid,\r
+ TokenNumber,\r
+ PcdInfo\r
+ );\r
+ }\r
+\r
+ if (Status == EFI_SUCCESS) {\r
+ return Status;\r
+ }\r
+\r
+ if (!DxeExMapTableEmpty) {\r
+ Status = ExGetPcdInfo (\r
+ FALSE,\r
+ Guid,\r
+ TokenNumber,\r
+ PcdInfo\r
+ );\r
+ }\r
+\r
+ return Status;\r
+}\r
\r
/**\r
Get the PCD entry pointer in PCD database.\r
- \r
+\r
This routine will visit PCD database to find the PCD entry according to given\r
- token number. The given token number is autogened by build tools and it will be \r
- translated to local token number. Local token number contains PCD's type and \r
+ token number. The given token number is autogened by build tools and it will be\r
+ translated to local token number. Local token number contains PCD's type and\r
offset of PCD entry in PCD database.\r
\r
@param TokenNumber Token's number, it is autogened by build tools\r
IN UINTN GetSize\r
)\r
{\r
- UINT32 *LocalTokenNumberTable;\r
EFI_GUID *GuidTable;\r
UINT8 *StringTable;\r
EFI_GUID *Guid;\r
VPD_HEAD *VpdHead;\r
UINT8 *PcdDb;\r
VOID *RetPtr;\r
- UINTN MaxSize;\r
UINTN TmpTokenNumber;\r
UINTN DataSize;\r
EFI_STATUS Status;\r
UINT32 LocalTokenNumber;\r
UINT32 Offset;\r
- STRING_HEAD StringTableIdx; \r
+ STRING_HEAD StringTableIdx;\r
BOOLEAN IsPeiDb;\r
\r
//\r
EfiAcquireLock (&mPcdDatabaseLock);\r
\r
RetPtr = NULL;\r
+\r
+ ASSERT (TokenNumber > 0);\r
//\r
// TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r
// We have to decrement TokenNumber by 1 to make it usable\r
TokenNumber--;\r
\r
TmpTokenNumber = TokenNumber;\r
- \r
+\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
+ // 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
- ASSERT (TokenNumber + 1 < PCD_TOTAL_TOKEN_NUMBER + 1);\r
+ ASSERT (TokenNumber + 1 < mPcdTotalTokenCount + 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
+ // between UINTN and 0 . So we add 1 in each size of the\r
// comparison.\r
- IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1) ? TRUE : FALSE);\r
-\r
- LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable : \r
- mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
+ IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < mPeiLocalTokenCount + 1) ? TRUE : FALSE);\r
\r
- TokenNumber = IsPeiDb ? TokenNumber :\r
- TokenNumber - PEI_LOCAL_TOKEN_NUMBER;\r
+ LocalTokenNumber = GetLocalTokenNumber (IsPeiDb, TokenNumber + 1);\r
\r
- LocalTokenNumber = LocalTokenNumberTable[TokenNumber];\r
- \r
- if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\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
+ PcdDb = IsPeiDb ? ((UINT8 *) mPcdDatabase.PeiDb) : ((UINT8 *) mPcdDatabase.DxeDb);\r
\r
- PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);\r
- \r
if (IsPeiDb) {\r
- StringTable = (UINT8 *) (&mPcdDatabase->PeiDb.Init.StringTable[0]);\r
+ StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->StringTableOffset);\r
} else {\r
- StringTable = (UINT8 *) (&mPcdDatabase->DxeDb.Init.StringTable[0]);\r
+ StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->StringTableOffset);\r
}\r
- \r
- \r
+\r
+\r
Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r
- \r
+\r
switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r
case PCD_TYPE_VPD:\r
VpdHead = (VPD_HEAD *) ((UINT8 *) PcdDb + Offset);\r
- RetPtr = (VOID *) (UINTN) (PcdGet32 (PcdVpdBaseAddress) + VpdHead->Offset);\r
+ ASSERT (mVpdBaseAddress != 0);\r
+ RetPtr = (VOID *) (mVpdBaseAddress + VpdHead->Offset);\r
+\r
break;\r
- \r
+\r
case PCD_TYPE_HII|PCD_TYPE_STRING:\r
case PCD_TYPE_HII:\r
if (IsPeiDb) {\r
- GuidTable = (EFI_GUID *) (&mPcdDatabase->PeiDb.Init.GuidTable[0]);\r
+ GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->GuidTableOffset);\r
} else {\r
- GuidTable = (EFI_GUID *) (&mPcdDatabase->DxeDb.Init.GuidTable[0]);\r
+ GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->GuidTableOffset);\r
}\r
- \r
+\r
VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r
Guid = GuidTable + VariableHead->GuidTableIndex;\r
Name = (UINT16*)(StringTable + VariableHead->StringIndex);\r
- \r
+\r
if ((LocalTokenNumber & PCD_TYPE_ALL_SET) == (PCD_TYPE_HII|PCD_TYPE_STRING)) {\r
- //\r
- // If a HII type PCD's datum type is VOID*, the DefaultValueOffset is the index of \r
- // string array in string table.\r
- //\r
- StringTableIdx = *(STRING_HEAD*)((UINT8 *) PcdDb + VariableHead->DefaultValueOffset); \r
- VaraiableDefaultBuffer = (VOID *) (StringTable + StringTableIdx); \r
- Status = GetHiiVariable (Guid, Name, &Data, &DataSize);\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
- RetPtr = (VOID *) VaraiableDefaultBuffer; \r
+ //\r
+ // If a HII type PCD's datum type is VOID*, the DefaultValueOffset is the index of\r
+ // string array in string table.\r
+ //\r
+ StringTableIdx = *(STRING_HEAD*)((UINT8 *) PcdDb + VariableHead->DefaultValueOffset);\r
+ VaraiableDefaultBuffer = (UINT8 *) (StringTable + StringTableIdx);\r
} else {\r
VaraiableDefaultBuffer = (UINT8 *) PcdDb + VariableHead->DefaultValueOffset;\r
- \r
- Status = GetHiiVariable (Guid, Name, &Data, &DataSize);\r
- if (Status == EFI_SUCCESS) {\r
+ }\r
+ Status = GetHiiVariable (Guid, Name, &Data, &DataSize);\r
+ if (Status == EFI_SUCCESS) {\r
+ if (DataSize >= (VariableHead->Offset + GetSize)) {\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
+ if (GetSize > (DataSize - VariableHead->Offset)) {\r
+ //\r
+ // Use actual valid size.\r
+ //\r
+ GetSize = DataSize - VariableHead->Offset;\r
+ }\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
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
+ FreePool (Data);\r
}\r
+ RetPtr = (VOID *) VaraiableDefaultBuffer;\r
break;\r
\r
case PCD_TYPE_STRING:\r
default:\r
ASSERT (FALSE);\r
break;\r
- \r
+\r
}\r
\r
EfiReleaseLock (&mPcdDatabaseLock);\r
- \r
+\r
return RetPtr;\r
- \r
+\r
}\r
\r
/**\r
\r
This routine will register a callback function to a PCD entry by given token number\r
and token space guid.\r
- \r
+\r
@param TokenNumber PCD token's number, it is autogened by build tools.\r
- @param Guid PCD token space's guid, \r
+ @param Guid PCD token space's guid,\r
if not NULL, this PCD is dynamicEx type PCD.\r
@param CallBackFunction Callback function pointer\r
\r
\r
FnTableEntry->CallbackFn = CallBackFunction;\r
InsertTailList (ListHead, &FnTableEntry->Node);\r
- \r
+\r
return EFI_SUCCESS;\r
}\r
\r
//\r
RemoveEntryList (ListNode);\r
FreePool (FnTableEntry);\r
- \r
+\r
return EFI_SUCCESS;\r
}\r
ListNode = GetNextNode (ListHead, ListNode);\r
\r
/**\r
Get next token number in given token space.\r
- \r
+\r
This routine is used for dynamicEx type PCD. It will firstly scan token space\r
- table to get token space according to given token space guid. Then scan given \r
- token number in found token space, if found, then return next token number in \r
+ table to get token space according to given token space guid. Then scan given\r
+ token number in found token space, if found, then return next token number in\r
this token space.\r
\r
- @param Guid Token space guid. Next token number will be scaned in \r
+ @param Guid Token space guid. Next token number will be scaned in\r
this token space.\r
- @param TokenNumber Token number. \r
- If PCD_INVALID_TOKEN_NUMBER, return first token number in \r
+ @param TokenNumber Token number.\r
+ If PCD_INVALID_TOKEN_NUMBER, return first token number in\r
token space table.\r
If not PCD_INVALID_TOKEN_NUMBER, return next token number\r
in token space table.\r
UINTN Index;\r
UINTN GuidTableIdx;\r
BOOLEAN Found;\r
+ UINTN ExMapTableCount;\r
\r
//\r
- // Scan token space guid \r
- // \r
+ // Scan token space guid\r
+ //\r
MatchGuid = ScanGuid (GuidTable, SizeOfGuidTable, Guid);\r
if (MatchGuid == NULL) {\r
return EFI_NOT_FOUND;\r
//\r
Found = FALSE;\r
GuidTableIdx = MatchGuid - GuidTable;\r
- for (Index = 0; Index < SizeOfExMapTable; Index++) {\r
+ ExMapTableCount = SizeOfExMapTable / sizeof(ExMapTable[0]);\r
+ for (Index = 0; Index < ExMapTableCount; Index++) {\r
if (ExMapTable[Index].ExGuidIndex == GuidTableIdx) {\r
Found = TRUE;\r
break;\r
return EFI_SUCCESS;\r
}\r
\r
- for ( ; Index < SizeOfExMapTable; Index++) {\r
- if (ExMapTable[Index].ExTokenNumber == *TokenNumber) {\r
- Index ++;\r
- if (Index == SizeOfExMapTable) {\r
- //\r
- // Exceed the length of ExMap Table\r
- //\r
- *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r
- return EFI_SUCCESS;\r
- } else if (ExMapTable[Index].ExGuidIndex == GuidTableIdx) {\r
- //\r
- // Found the next match\r
- //\r
- *TokenNumber = ExMapTable[Index].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
- *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r
- return EFI_SUCCESS;\r
- }\r
+ for ( ; Index < ExMapTableCount; Index++) {\r
+ if ((ExMapTable[Index].ExTokenNumber == *TokenNumber) && (ExMapTable[Index].ExGuidIndex == GuidTableIdx)) {\r
+ break;\r
+ }\r
+ }\r
+\r
+ while (Index < ExMapTableCount) {\r
+ Index++;\r
+ if (Index == ExMapTableCount) {\r
+ //\r
+ // Exceed the length of ExMap Table\r
+ //\r
+ *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r
+ return EFI_NOT_FOUND;\r
+ } else if (ExMapTable[Index].ExGuidIndex == GuidTableIdx) {\r
+ //\r
+ // Found the next match\r
+ //\r
+ *TokenNumber = ExMapTable[Index].ExTokenNumber;\r
+ return EFI_SUCCESS;\r
}\r
}\r
}\r
- \r
+\r
return EFI_NOT_FOUND;\r
}\r
\r
+/**\r
+ Find the PCD database.\r
+\r
+ @retval The base address of external PCD database binary.\r
+ @retval NULL Return NULL if not find.\r
+**/\r
+DXE_PCD_DATABASE *\r
+LocateExPcdBinary (\r
+ VOID\r
+)\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ //\r
+ // Search the External Pcd database from one section of current FFS,\r
+ // and read it to memory\r
+ //\r
+ Status = GetSectionFromFfs (\r
+ EFI_SECTION_RAW,\r
+ 0,\r
+ (VOID **) &mDxePcdDbBinary,\r
+ &mDxePcdDbSize\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ //\r
+ // Check the first bytes (Header Signature Guid) and build version.\r
+ //\r
+ if (!CompareGuid ((VOID *)mDxePcdDbBinary, &gPcdDataBaseSignatureGuid) ||\r
+ (mDxePcdDbBinary->BuildVersion != PCD_SERVICE_DXE_VERSION)) {\r
+ ASSERT (FALSE);\r
+ }\r
+\r
+ return mDxePcdDbBinary;\r
+}\r
+\r
+/**\r
+ Update PCD database base on current SkuId\r
+\r
+ @param SkuId Current SkuId\r
+ @param IsPeiDb Whether to update PEI PCD database.\r
+\r
+ @retval EFI_SUCCESS Update PCD database successfully.\r
+ @retval EFI_NOT_FOUND Not found PCD database for current SkuId.\r
+**/\r
+EFI_STATUS\r
+UpdatePcdDatabase (\r
+ IN SKU_ID SkuId,\r
+ IN BOOLEAN IsPeiDb\r
+ )\r
+{\r
+ UINTN Index;\r
+ PCD_DATABASE_SKU_DELTA *SkuDelta;\r
+ PCD_DATA_DELTA *SkuDeltaData;\r
+\r
+ if (IsPeiDb && mPeiPcdDbBinary != NULL) {\r
+ //\r
+ // Find the delta data for PEI DB\r
+ //\r
+ Index = (mPcdDatabase.PeiDb->Length + 7) & (~7);\r
+ SkuDelta = NULL;\r
+ while (Index < mPeiPcdDbSize) {\r
+ SkuDelta = (PCD_DATABASE_SKU_DELTA *) ((UINT8 *) mPeiPcdDbBinary + Index);\r
+ if (SkuDelta->SkuId == SkuId && SkuDelta->SkuIdCompared == 0) {\r
+ break;\r
+ }\r
+ Index = (Index + SkuDelta->Length + 7) & (~7);\r
+ }\r
+\r
+ //\r
+ // Patch the delta data into current PCD database\r
+ //\r
+ if (Index < mPeiPcdDbSize && SkuDelta != NULL) {\r
+ SkuDeltaData = (PCD_DATA_DELTA *) (SkuDelta + 1);\r
+ while ((UINT8 *) SkuDeltaData < (UINT8 *) SkuDelta + SkuDelta->Length) {\r
+ *((UINT8 *) mPcdDatabase.PeiDb + SkuDeltaData->Offset) = (UINT8) SkuDeltaData->Value;\r
+ SkuDeltaData ++;\r
+ }\r
+ } else {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+ }\r
+\r
+ //\r
+ // Find the delta data for DXE DB\r
+ //\r
+ Index = (mPcdDatabase.DxeDb->Length + 7) & (~7);\r
+ SkuDelta = NULL;\r
+ while (Index < mDxePcdDbSize) {\r
+ SkuDelta = (PCD_DATABASE_SKU_DELTA *) ((UINT8 *) mDxePcdDbBinary + Index);\r
+ if (SkuDelta->SkuId == SkuId && SkuDelta->SkuIdCompared == 0) {\r
+ break;\r
+ }\r
+ Index = (Index + SkuDelta->Length + 7) & (~7);\r
+ }\r
+\r
+ //\r
+ // Patch the delta data into current PCD database\r
+ //\r
+ if (Index < mDxePcdDbSize && SkuDelta != NULL) {\r
+ SkuDeltaData = (PCD_DATA_DELTA *) (SkuDelta + 1);\r
+ while ((UINT8 *) SkuDeltaData < (UINT8 *) SkuDelta + SkuDelta->Length) {\r
+ *((UINT8 *) mPcdDatabase.DxeDb + SkuDeltaData->Offset) = (UINT8) SkuDeltaData->Value;\r
+ SkuDeltaData ++;\r
+ }\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
+ return EFI_NOT_FOUND;\r
+}\r
\r
/**\r
Initialize the PCD database in DXE phase.\r
- \r
+\r
PCD database in DXE phase also contains PCD database in PEI phase which is copied\r
from GUID Hob.\r
\r
PEI_PCD_DATABASE *PeiDatabase;\r
EFI_HOB_GUID_TYPE *GuidHob;\r
UINTN Index;\r
+ UINT32 PcdDxeDbLen;\r
+ VOID *PcdDxeDb;\r
+ EFI_STATUS Status;\r
\r
- mPcdDatabase = AllocateZeroPool (sizeof(PCD_DATABASE));\r
- ASSERT (mPcdDatabase != NULL);\r
+ //\r
+ // Assign PCD Entries with default value to PCD DATABASE\r
+ //\r
+ mPcdDatabase.DxeDb = LocateExPcdBinary ();\r
+ ASSERT(mPcdDatabase.DxeDb != NULL);\r
+ PcdDxeDbLen = mPcdDatabase.DxeDb->Length + mPcdDatabase.DxeDb->UninitDataBaseSize;\r
+ PcdDxeDb = AllocateZeroPool (PcdDxeDbLen);\r
+ ASSERT (PcdDxeDb != NULL);\r
+ CopyMem (PcdDxeDb, mPcdDatabase.DxeDb, mPcdDatabase.DxeDb->Length);\r
+ mPcdDatabase.DxeDb = PcdDxeDb;\r
\r
GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r
if (GuidHob != NULL) {\r
\r
//\r
- // We will copy over the PEI phase's PCD Database.\r
- // \r
// If no PEIMs use dynamic Pcd Entry, the Pcd Service PEIM\r
// should not be included at all. So the GuidHob could\r
// be NULL. If it is NULL, we just copy over the DXE Default\r
// Value to PCD Database.\r
//\r
- \r
PeiDatabase = (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);\r
+\r
+ //\r
+ // Get next one that stores full PEI data\r
+ //\r
+ GuidHob = GetNextGuidHob (&gPcdDataBaseHobGuid, GET_NEXT_HOB (GuidHob));\r
+ if (GuidHob != NULL) {\r
+ mPeiPcdDbBinary = (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);\r
+ mPeiPcdDbSize = (UINTN) GET_GUID_HOB_DATA_SIZE (GuidHob);\r
+ }\r
+\r
+ //\r
+ // Assign PCD Entries refereneced in PEI phase to PCD DATABASE\r
//\r
- // Copy PCD Entries refereneced in PEI phase to PCD DATABASE\r
+ mPcdDatabase.PeiDb = PeiDatabase;\r
//\r
- CopyMem (&mPcdDatabase->PeiDb, PeiDatabase, sizeof (PEI_PCD_DATABASE));\r
+ // Inherit the SystemSkuId from PEI phase.\r
+ //\r
+ if (mPcdDatabase.PeiDb->SystemSkuId != 0) {\r
+ Status = UpdatePcdDatabase (mPcdDatabase.PeiDb->SystemSkuId, FALSE);\r
+ ASSERT_EFI_ERROR (Status);\r
+ }\r
+ mPcdDatabase.DxeDb->SystemSkuId = mPcdDatabase.PeiDb->SystemSkuId;\r
+ } else {\r
+ mPcdDatabase.PeiDb = AllocateZeroPool (sizeof (PEI_PCD_DATABASE));\r
+ ASSERT(mPcdDatabase.PeiDb != NULL);\r
}\r
\r
//\r
- // Copy PCD Entries with default value to PCD DATABASE\r
+ // Initialized the external PCD database local variables\r
//\r
- CopyMem (&mPcdDatabase->DxeDb.Init, &gDXEPcdDbInit, sizeof(DXE_PCD_DATABASE_INIT));\r
+ mPeiLocalTokenCount = mPcdDatabase.PeiDb->LocalTokenCount;\r
+ mDxeLocalTokenCount = mPcdDatabase.DxeDb->LocalTokenCount;\r
+\r
+ mPeiExMapppingTableSize = mPcdDatabase.PeiDb->ExTokenCount * sizeof (DYNAMICEX_MAPPING);\r
+ mDxeExMapppingTableSize = mPcdDatabase.DxeDb->ExTokenCount * sizeof (DYNAMICEX_MAPPING);\r
+ mPeiGuidTableSize = mPcdDatabase.PeiDb->GuidTableCount * sizeof(GUID);\r
+ mDxeGuidTableSize = mPcdDatabase.DxeDb->GuidTableCount * sizeof (GUID);\r
\r
+ mPcdTotalTokenCount = mPeiLocalTokenCount + mDxeLocalTokenCount;\r
+ mPeiNexTokenCount = mPeiLocalTokenCount - mPcdDatabase.PeiDb->ExTokenCount;\r
+ mDxeNexTokenCount = mDxeLocalTokenCount - mPcdDatabase.DxeDb->ExTokenCount;\r
+\r
+ mPeiExMapTableEmpty = (mPcdDatabase.PeiDb->ExTokenCount == 0) ? TRUE : FALSE;\r
+ mDxeExMapTableEmpty = (mPcdDatabase.DxeDb->ExTokenCount == 0) ? TRUE : FALSE;\r
+ mPeiDatabaseEmpty = (mPeiLocalTokenCount == 0) ? TRUE : FALSE;\r
+\r
+ TmpTokenSpaceBufferCount = mPcdDatabase.PeiDb->ExTokenCount + mPcdDatabase.DxeDb->ExTokenCount;\r
+ TmpTokenSpaceBuffer = (EFI_GUID **)AllocateZeroPool(TmpTokenSpaceBufferCount * sizeof (EFI_GUID *));\r
\r
//\r
// Initialized the Callback Function Table\r
//\r
-\r
- mCallbackFnTable = AllocateZeroPool (PCD_TOTAL_TOKEN_NUMBER * sizeof (LIST_ENTRY));\r
+ mCallbackFnTable = AllocateZeroPool (mPcdTotalTokenCount * sizeof (LIST_ENTRY));\r
ASSERT(mCallbackFnTable != NULL);\r
- \r
+\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
+ // between UINTN and 0 . So we add 1 in each size of the\r
// comparison.\r
- for (Index = 0; Index + 1 < PCD_TOTAL_TOKEN_NUMBER + 1; Index++) {\r
+ //\r
+ for (Index = 0; Index + 1 < mPcdTotalTokenCount + 1; Index++) {\r
InitializeListHead (&mCallbackFnTable[Index]);\r
}\r
}\r
\r
@param VariableGuid Variable's guid\r
@param VariableName Variable's unicode name string\r
- @param VariableData Variable's data pointer, \r
+ @param VariableData Variable's data pointer,\r
@param VariableSize Variable's size.\r
\r
@return the status of gRT->GetVariable\r
\r
Size = 0;\r
Buffer = NULL;\r
- \r
+\r
//\r
// Firstly get the real size of HII variable\r
//\r
&Size,\r
Buffer\r
);\r
- \r
+\r
//\r
// Allocate buffer to hold whole variable data according to variable size.\r
//\r
ASSERT (Status == EFI_SUCCESS);\r
*VariableData = Buffer;\r
*VariableSize = Size;\r
+ } else {\r
+ //\r
+ // Use Default Data only when variable is not found.\r
+ // For other error status, correct data can't be got, and trig ASSERT().\r
+ //\r
+ ASSERT (Status == EFI_NOT_FOUND);\r
}\r
\r
return Status;\r
}\r
\r
/**\r
- Find the local token number according to system SKU ID.\r
-\r
- @param LocalTokenNumber PCD token number\r
- @param Size The size of PCD entry.\r
- @param IsPeiDb If TRUE, the PCD entry is initialized in PEI phase.\r
- If False, the PCD entry is initialized in DXE phase.\r
-\r
- @return Token number according to system SKU ID.\r
-\r
-**/\r
-UINT32\r
-GetSkuEnabledTokenNumber (\r
- UINT32 LocalTokenNumber,\r
- UINTN Size,\r
- BOOLEAN IsPeiDb\r
- ) \r
-{\r
- SKU_HEAD *SkuHead;\r
- SKU_ID *SkuIdTable;\r
- INTN Index;\r
- UINT8 *Value;\r
- SKU_ID *PhaseSkuIdTable;\r
- UINT8 *PcdDb;\r
-\r
- ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0);\r
-\r
- PcdDb = IsPeiDb ? (UINT8 *) &mPcdDatabase->PeiDb : (UINT8 *) &mPcdDatabase->DxeDb;\r
-\r
- SkuHead = (SKU_HEAD *) (PcdDb + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r
- Value = (UINT8 *) (PcdDb + SkuHead->SkuDataStartOffset); \r
-\r
- PhaseSkuIdTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.SkuIdTable :\r
- mPcdDatabase->DxeDb.Init.SkuIdTable;\r
- \r
- SkuIdTable = &PhaseSkuIdTable[SkuHead->SkuIdTableOffset];\r
- \r
- //\r
- // Find the current system's SKU ID entry in SKU ID table.\r
- //\r
- for (Index = 0; Index < SkuIdTable[0]; Index++) {\r
- if (mPcdDatabase->PeiDb.Init.SystemSkuId == SkuIdTable[Index + 1]) {\r
- break;\r
- }\r
- }\r
- ASSERT (Index < SkuIdTable[0]);\r
-\r
- switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r
- case PCD_TYPE_VPD:\r
- Value = (UINT8 *) &(((VPD_HEAD *) Value)[Index]);\r
- return (UINT32) ((Value - PcdDb) | PCD_TYPE_VPD);\r
-\r
- case PCD_TYPE_HII:\r
- Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[Index]);\r
- return (UINT32) ((Value - PcdDb) | PCD_TYPE_HII);\r
-\r
- case PCD_TYPE_STRING:\r
- Value = (UINT8 *) &(((STRING_HEAD *) Value)[Index]);\r
- return (UINT32) ((Value - PcdDb) | PCD_TYPE_STRING);\r
- \r
- case PCD_TYPE_DATA:\r
- Value += Size * Index;\r
- return (UINT32) (Value - PcdDb);\r
-\r
- default:\r
- ASSERT (FALSE);\r
- }\r
-\r
- ASSERT (FALSE);\r
-\r
- return 0;\r
- \r
-}\r
-\r
-/**\r
- Invoke the callback function when dynamic PCD entry was set, if this PCD entry \r
+ Invoke the callback function when dynamic PCD entry was set, if this PCD entry\r
has registered callback function.\r
\r
@param ExTokenNumber DynamicEx PCD's token number, if this PCD entry is dyanmicEx\r
while (ListNode != ListHead) {\r
FnTableEntry = CR_FNENTRY_FROM_LISTNODE (ListNode, CALLBACK_FN_ENTRY, Node);\r
\r
- FnTableEntry->CallbackFn(Guid, \r
+ FnTableEntry->CallbackFn(Guid,\r
(Guid == NULL) ? TokenNumber : ExTokenNumber,\r
Data,\r
Size);\r
- \r
+\r
ListNode = GetNextNode (ListHead, ListNode);\r
}\r
- \r
+\r
return;\r
}\r
\r
\r
@retval EFI_INVALID_PARAMETER If this PCD type is VPD, VPD PCD can not be set.\r
@retval EFI_INVALID_PARAMETER If Size can not be set to size table.\r
- @retval EFI_INVALID_PARAMETER If Size of non-Ptr type PCD does not match the size information in PCD database. \r
+ @retval EFI_INVALID_PARAMETER If Size of non-Ptr type PCD does not match the size information in PCD database.\r
@retval EFI_NOT_FOUND If value type of PCD entry is intergrate, but not in\r
range of UINT8, UINT16, UINT32, UINT64\r
- @retval EFI_NOT_FOUND Can not find the PCD type according to token number. \r
+ @retval EFI_NOT_FOUND Can not find the PCD type according to token number.\r
**/\r
EFI_STATUS\r
SetWorker (\r
IN BOOLEAN PtrType\r
)\r
{\r
- UINT32 *LocalTokenNumberTable;\r
BOOLEAN IsPeiDb;\r
UINT32 LocalTokenNumber;\r
EFI_GUID *GuidTable;\r
EFI_GUID *Guid;\r
UINT16 *Name;\r
UINTN VariableOffset;\r
+ UINT32 Attributes;\r
VOID *InternalData;\r
VARIABLE_HEAD *VariableHead;\r
UINTN Offset;\r
TokenNumber--;\r
\r
TmpTokenNumber = TokenNumber;\r
- \r
+\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
+ // between UINTN and 0 . So we add 1 in each size of the\r
// comparison.\r
//\r
- ASSERT (TokenNumber + 1 < PCD_TOTAL_TOKEN_NUMBER + 1);\r
+ ASSERT (TokenNumber + 1 < mPcdTotalTokenCount + 1);\r
\r
if (PtrType) {\r
//\r
\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
+ // between UINTN and 0 . So we add 1 in each size of the\r
// comparison.\r
//\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
+ if ((TokenNumber + 1 < mPeiNexTokenCount + 1) ||\r
+ (TokenNumber + 1 >= mPeiLocalTokenCount + 1 && TokenNumber + 1 < (mPeiLocalTokenCount + mDxeNexTokenCount + 1))) {\r
InvokeCallbackOnSet (0, NULL, TokenNumber + 1, Data, *Size);\r
}\r
\r
\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
+ // between UINTN and 0 . So we add 1 in each size of the\r
// comparison.\r
//\r
- IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1) ? TRUE : FALSE);\r
-\r
- LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable : \r
- mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
+ IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < mPeiLocalTokenCount + 1) ? TRUE : FALSE);\r
\r
- TokenNumber = IsPeiDb ? TokenNumber\r
- : TokenNumber - PEI_LOCAL_TOKEN_NUMBER;\r
-\r
- LocalTokenNumber = LocalTokenNumberTable[TokenNumber];\r
- \r
- if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\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
+ LocalTokenNumber = GetLocalTokenNumber (IsPeiDb, TokenNumber + 1);\r
\r
Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r
\r
- PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);\r
+ PcdDb = IsPeiDb ? ((UINT8 *) mPcdDatabase.PeiDb) : ((UINT8 *) mPcdDatabase.DxeDb);\r
\r
if (IsPeiDb) {\r
- StringTable = (UINT8 *) (&mPcdDatabase->PeiDb.Init.StringTable[0]);\r
+ StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->StringTableOffset);\r
} else {\r
- StringTable = (UINT8 *) (&mPcdDatabase->DxeDb.Init.StringTable[0]);\r
+ StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->StringTableOffset);\r
}\r
\r
- \r
+\r
InternalData = PcdDb + Offset;\r
\r
switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r
ASSERT (FALSE);\r
Status = EFI_INVALID_PARAMETER;\r
break;\r
- \r
+\r
case PCD_TYPE_STRING:\r
if (SetPtrTypeSize (TmpTokenNumber, Size)) {\r
CopyMem (StringTable + *((STRING_HEAD *)InternalData), Data, *Size);\r
break;\r
}\r
}\r
- \r
+\r
if (IsPeiDb) {\r
- GuidTable = (EFI_GUID *) (&mPcdDatabase->PeiDb.Init.GuidTable[0]);\r
+ GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->GuidTableOffset);\r
} else {\r
- GuidTable = (EFI_GUID *) (&mPcdDatabase->DxeDb.Init.GuidTable[0]);\r
+ GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->GuidTableOffset);\r
}\r
- \r
+\r
VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r
- \r
+\r
Guid = GuidTable + VariableHead->GuidTableIndex;\r
Name = (UINT16*) (StringTable + VariableHead->StringIndex);\r
VariableOffset = VariableHead->Offset;\r
- Status = SetHiiVariable (Guid, Name, Data, *Size, VariableOffset);\r
- \r
- if (EFI_NOT_FOUND == Status) {\r
- if ((LocalTokenNumber & PCD_TYPE_ALL_SET) == (PCD_TYPE_HII|PCD_TYPE_STRING)) {\r
- CopyMem (\r
- StringTable + *(STRING_HEAD *)(PcdDb + VariableHead->DefaultValueOffset),\r
- Data,\r
- *Size\r
- );\r
- } else {\r
- CopyMem (PcdDb + VariableHead->DefaultValueOffset, Data, *Size);\r
- } \r
- Status = EFI_SUCCESS;\r
- }\r
+ Attributes = VariableHead->Attributes;\r
+ Status = SetHiiVariable (Guid, Name, Attributes, Data, *Size, VariableOffset);\r
break;\r
- \r
+\r
case PCD_TYPE_DATA:\r
if (PtrType) {\r
if (SetPtrTypeSize (TmpTokenNumber, Size)) {\r
}\r
\r
EfiReleaseLock (&mPcdDatabaseLock);\r
- \r
+\r
return Status;\r
}\r
\r
IN CONST EFI_GUID *Guid,\r
IN UINTN ExTokenNumber,\r
IN UINTN GetSize\r
- ) \r
+ )\r
{\r
return GetWorker(GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber), GetSize);\r
}\r
}\r
\r
/**\r
- Set value for a dynamic PCD entry.\r
- \r
- This routine find the local token number according to dynamic-ex PCD's token \r
+ Set value for a dynamic-ex PCD entry.\r
+\r
+ This routine find the local token number according to dynamic-ex PCD's token\r
space guid and token number firstly, and invoke callback function if this PCD\r
entry registered callback function. Finally, invoken general SetWorker to set\r
PCD value.\r
- \r
+\r
@param ExTokenNumber Dynamic-ex PCD token number.\r
@param Guid Token space guid for dynamic-ex PCD.\r
@param Data PCD value want to be set\r
)\r
{\r
UINTN TokenNumber;\r
- \r
+\r
TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber);\r
\r
InvokeCallbackOnSet ((UINT32) ExTokenNumber, Guid, TokenNumber, Data, *SetSize);\r
\r
}\r
\r
+/**\r
+ Get variable size and data from HII-type PCDs.\r
+\r
+ @param[in] VariableGuid Guid of variable which stored value of a HII-type PCD.\r
+ @param[in] VariableName Unicode name of variable which stored value of a HII-type PCD.\r
+ @param[out] VariableSize Pointer to variable size got from HII-type PCDs.\r
+ @param[out] VariableData Pointer to variable data got from HII-type PCDs.\r
+\r
+**/\r
+VOID\r
+GetVariableSizeAndDataFromHiiPcd (\r
+ IN EFI_GUID *VariableGuid,\r
+ IN UINT16 *VariableName,\r
+ OUT UINTN *VariableSize,\r
+ OUT VOID *VariableData OPTIONAL\r
+ )\r
+{\r
+ BOOLEAN IsPeiDb;\r
+ PCD_DATABASE_INIT *Database;\r
+ UINTN TokenNumber;\r
+ UINT32 LocalTokenNumber;\r
+ UINTN Offset;\r
+ EFI_GUID *GuidTable;\r
+ UINT8 *StringTable;\r
+ VARIABLE_HEAD *VariableHead;\r
+ EFI_GUID *Guid;\r
+ UINT16 *Name;\r
+ UINTN PcdDataSize;\r
+ UINTN Size;\r
+ UINT8 *VaraiableDefaultBuffer;\r
+ STRING_HEAD StringTableIdx;\r
+\r
+ *VariableSize = 0;\r
+\r
+ //\r
+ // Go through PCD database to find out DynamicHii PCDs.\r
+ //\r
+ for (TokenNumber = 1; TokenNumber <= mPcdTotalTokenCount; TokenNumber++) {\r
+ IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < mPeiLocalTokenCount + 1) ? TRUE : FALSE);\r
+ Database = IsPeiDb ? mPcdDatabase.PeiDb: mPcdDatabase.DxeDb;\r
+ LocalTokenNumber = GetLocalTokenNumber (IsPeiDb, TokenNumber);\r
+ if ((LocalTokenNumber & PCD_TYPE_HII) != 0) {\r
+ //\r
+ // Get the Variable Guid and Name pointer.\r
+ //\r
+ Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r
+ VariableHead = (VARIABLE_HEAD *) ((UINT8 *) Database + Offset);\r
+ StringTable = (UINT8 *) ((UINT8 *) Database + Database->StringTableOffset);\r
+ GuidTable = (EFI_GUID *) ((UINT8 *) Database + Database->GuidTableOffset);\r
+ Guid = GuidTable + VariableHead->GuidTableIndex;\r
+ Name = (UINT16*) (StringTable + VariableHead->StringIndex);\r
+ if (CompareGuid (VariableGuid, Guid) && (StrCmp (VariableName, Name) == 0)) {\r
+ //\r
+ // It is the matched DynamicHii PCD.\r
+ //\r
+ PcdDataSize = DxePcdGetSize (TokenNumber);\r
+ Size = VariableHead->Offset + PcdDataSize;\r
+ if (Size > *VariableSize) {\r
+ *VariableSize = Size;\r
+ }\r
+ if (VariableData != NULL) {\r
+ if ((LocalTokenNumber & PCD_TYPE_ALL_SET) == (PCD_TYPE_HII|PCD_TYPE_STRING)) {\r
+ //\r
+ // If a HII type PCD's datum type is VOID*, the DefaultValueOffset is the index of\r
+ // string array in string table.\r
+ //\r
+ StringTableIdx = *(STRING_HEAD *) ((UINT8 *) Database + VariableHead->DefaultValueOffset);\r
+ VaraiableDefaultBuffer = (UINT8 *) (StringTable + StringTableIdx);\r
+ } else {\r
+ VaraiableDefaultBuffer = (UINT8 *) Database + VariableHead->DefaultValueOffset;\r
+ }\r
+ CopyMem ((UINT8 *) VariableData + VariableHead->Offset, VaraiableDefaultBuffer, PcdDataSize);\r
+ }\r
+ }\r
+ }\r
+ }\r
+}\r
+\r
/**\r
Set value for HII-type PCD.\r
\r
- A HII-type PCD's value is stored in a variable. Setting/Getting the value of \r
+ A HII-type PCD's value is stored in a variable. Setting/Getting the value of\r
HII-type PCD is to visit this variable.\r
- \r
+\r
@param VariableGuid Guid of variable which stored value of a HII-type PCD.\r
@param VariableName Unicode name of variable which stored value of a HII-type PCD.\r
+ @param SetAttributes Attributes bitmask to set for the variable.\r
@param Data Value want to be set.\r
@param DataSize Size of value\r
@param Offset Value offset of HII-type PCD in variable.\r
SetHiiVariable (\r
IN EFI_GUID *VariableGuid,\r
IN UINT16 *VariableName,\r
+ IN UINT32 SetAttributes,\r
IN CONST VOID *Data,\r
IN UINTN DataSize,\r
IN UINTN Offset\r
&Size,\r
NULL\r
);\r
- \r
+\r
if (Status == EFI_BUFFER_TOO_SMALL) {\r
//\r
// Patch new PCD's value to offset in given HII variable.\r
//\r
- if (Size >= (DataSize + Offset)) {\r
+ if (Size >= (DataSize + Offset)) {\r
SetSize = Size;\r
} else {\r
SetSize = DataSize + Offset;\r
&Size,\r
Buffer\r
);\r
- \r
+\r
ASSERT_EFI_ERROR (Status);\r
\r
CopyMem ((UINT8 *)Buffer + Offset, Data, DataSize);\r
\r
+ if (SetAttributes == 0) {\r
+ SetAttributes = Attribute;\r
+ }\r
+\r
Status = gRT->SetVariable (\r
VariableName,\r
VariableGuid,\r
- Attribute,\r
+ SetAttributes,\r
SetSize,\r
Buffer\r
);\r
//\r
// If variable does not exist, a new variable need to be created.\r
//\r
- \r
- Size = Offset + DataSize;\r
- \r
+\r
+ //\r
+ // Get size, allocate buffer and get data.\r
+ //\r
+ GetVariableSizeAndDataFromHiiPcd (VariableGuid, VariableName, &Size, NULL);\r
Buffer = AllocateZeroPool (Size);\r
ASSERT (Buffer != NULL);\r
- \r
+ GetVariableSizeAndDataFromHiiPcd (VariableGuid, VariableName, &Size, Buffer);\r
+\r
+ //\r
+ // Update buffer.\r
+ //\r
CopyMem ((UINT8 *)Buffer + Offset, Data, DataSize);\r
- \r
+\r
+ if (SetAttributes == 0) {\r
+ SetAttributes = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE;\r
+ }\r
+\r
Status = gRT->SetVariable (\r
VariableName,\r
VariableGuid,\r
- EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,\r
+ SetAttributes,\r
Size,\r
Buffer\r
);\r
\r
FreePool (Buffer);\r
- return Status; \r
+ return Status;\r
}\r
- \r
+\r
//\r
- // If we drop to here, the value is failed to be written in to variable area\r
- // So, we will save the data in the PCD Database's volatile area.\r
+ // If we drop to here, the value is failed to be written in to variable area.\r
//\r
return Status;\r
}\r
\r
/**\r
- Get local token number according to dynamic-ex PCD's {token space guid:token number}\r
+ Get Token Number according to dynamic-ex PCD's {token space guid:token number}\r
\r
A dynamic-ex type PCD, developer must provide pair of token space guid: token number\r
in DEC file. PCD database maintain a mapping table that translate pair of {token\r
- space guid: token number} to local token number.\r
- \r
+ space guid: token number} to Token Number.\r
+\r
@param Guid Token space guid for dynamic-ex PCD entry.\r
@param ExTokenNumber Dynamic-ex PCD token number.\r
\r
- @return local token number for dynamic-ex PCD.\r
+ @return Token Number for dynamic-ex PCD.\r
\r
**/\r
-UINTN \r
+UINTN\r
GetExPcdTokenNumber (\r
IN CONST EFI_GUID *Guid,\r
IN UINT32 ExTokenNumber\r
EFI_GUID *MatchGuid;\r
UINTN MatchGuidIdx;\r
\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 (!mPeiDatabaseEmpty) {\r
+ ExMap = (DYNAMICEX_MAPPING *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->ExMapTableOffset);\r
+ GuidTable = (EFI_GUID *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->GuidTableOffset);\r
+\r
+ MatchGuid = ScanGuid (GuidTable, mPeiGuidTableSize, Guid);\r
+\r
if (MatchGuid != NULL) {\r
\r
MatchGuidIdx = MatchGuid - GuidTable;\r
- \r
- for (Index = 0; Index < PEI_EXMAPPING_TABLE_SIZE; Index++) {\r
+\r
+ for (Index = 0; Index < mPcdDatabase.PeiDb->ExTokenCount; Index++) {\r
if ((ExTokenNumber == ExMap[Index].ExTokenNumber) &&\r
(MatchGuidIdx == ExMap[Index].ExGuidIndex)) {\r
- return ExMap[Index].LocalTokenNumber;\r
+ return ExMap[Index].TokenNumber;\r
}\r
}\r
}\r
}\r
- \r
- ExMap = mPcdDatabase->DxeDb.Init.ExMapTable;\r
- GuidTable = mPcdDatabase->DxeDb.Init.GuidTable;\r
\r
- MatchGuid = ScanGuid (GuidTable, sizeof(mPcdDatabase->DxeDb.Init.GuidTable), Guid);\r
+ ExMap = (DYNAMICEX_MAPPING *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->ExMapTableOffset);\r
+ GuidTable = (EFI_GUID *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->GuidTableOffset);\r
+\r
+ MatchGuid = ScanGuid (GuidTable, mDxeGuidTableSize, 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
ASSERT (MatchGuid != NULL);\r
\r
MatchGuidIdx = MatchGuid - GuidTable;\r
- \r
- for (Index = 0; Index < DXE_EXMAPPING_TABLE_SIZE; Index++) {\r
+\r
+ for (Index = 0; Index < mPcdDatabase.DxeDb->ExTokenCount; Index++) {\r
if ((ExTokenNumber == ExMap[Index].ExTokenNumber) &&\r
(MatchGuidIdx == ExMap[Index].ExGuidIndex)) {\r
- return ExMap[Index].LocalTokenNumber;\r
+ return ExMap[Index].TokenNumber;\r
}\r
}\r
\r
return 0;\r
}\r
\r
-/**\r
- Get SKU ID table from PCD database.\r
-\r
- @param LocalTokenNumberTableIdx Index of local token number in token number table.\r
- @param IsPeiPcd If TRUE, \r
-\r
- @return Pointer to SKU ID array table\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
Wrapper function of getting index of PCD entry in size table.\r
- \r
+\r
@param LocalTokenNumberTableIdx Index of this PCD in local token number table.\r
@param IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r
If FALSE, the pcd entry is initialized in DXE phase.\r
UINTN LocalTokenNumber;\r
UINTN Index;\r
UINTN SizeTableIdx;\r
- SKU_ID *SkuIdTable;\r
- \r
+\r
if (IsPeiDb) {\r
- LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;\r
+ LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset);\r
} else {\r
- LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
+ LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset);\r
}\r
\r
SizeTableIdx = 0;\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
+ // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type\r
// PCD entry.\r
//\r
if ((LocalTokenNumber & PCD_TYPE_VPD) != 0) {\r
//\r
- // We have only one entry for VPD enabled PCD entry:\r
+ // We have only two entry for VPD enabled PCD entry:\r
// 1) MAX Size.\r
- // We consider current size is equal to MAX size.\r
+ // 2) Current Size\r
+ // Current size is equal to MAX size.\r
//\r
- SizeTableIdx++;\r
+ SizeTableIdx += 2;\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 (Index, IsPeiDb);\r
- SizeTableIdx += (UINTN)*SkuIdTable + 1;\r
- }\r
}\r
}\r
\r
}\r
\r
- return SizeTableIdx; \r
+ return SizeTableIdx;\r
}\r
\r
/**\r
{\r
INTN SizeTableIdx;\r
UINTN LocalTokenNumber;\r
- SKU_ID *SkuIdTable;\r
SIZE_INFO *SizeTable;\r
- UINTN Index;\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
+ // 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
+ IsPeiDb = (BOOLEAN) (LocalTokenNumberTableIdx + 1 < mPeiLocalTokenCount + 1);\r
\r
\r
if (IsPeiDb) {\r
- LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;\r
- SizeTable = mPcdDatabase->PeiDb.Init.SizeTable;\r
+ LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset);\r
+ SizeTable = (SIZE_INFO *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->SizeTableOffset);\r
} else {\r
- LocalTokenNumberTableIdx -= PEI_LOCAL_TOKEN_NUMBER;\r
- LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
- SizeTable = mPcdDatabase->DxeDb.Init.SizeTable;\r
+ LocalTokenNumberTableIdx -= mPeiLocalTokenCount;\r
+ LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset);\r
+ SizeTable = (SIZE_INFO *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->SizeTableOffset);\r
}\r
\r
LocalTokenNumber = LocalTokenNumberTable[LocalTokenNumberTableIdx];\r
\r
ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);\r
- \r
+\r
SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, IsPeiDb);\r
\r
*MaxSize = SizeTable[SizeTableIdx];\r
//\r
- // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r
+ // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type\r
// PCD entry.\r
//\r
if ((LocalTokenNumber & PCD_TYPE_VPD) != 0) {\r
//\r
- // We have only one entry for VPD enabled PCD entry:\r
+ // We have only two entry for VPD enabled PCD entry:\r
// 1) MAX Size.\r
+ // 2) Current 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 (Index = 0; Index < SkuIdTable[0]; Index++) {\r
- if (SkuIdTable[1 + Index] == mPcdDatabase->PeiDb.Init.SystemSkuId) {\r
- return SizeTable[SizeTableIdx + 1 + Index];\r
- }\r
- }\r
- return SizeTable[SizeTableIdx + 1];\r
- }\r
}\r
}\r
\r
{\r
INTN SizeTableIdx;\r
UINTN LocalTokenNumber;\r
- SKU_ID *SkuIdTable;\r
SIZE_INFO *SizeTable;\r
- UINTN Index;\r
UINTN MaxSize;\r
BOOLEAN IsPeiDb;\r
UINT32 *LocalTokenNumberTable;\r
\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
+ // between UINTN and 0 . So we add 1 in each size of the\r
// comparison.\r
//\r
- IsPeiDb = (BOOLEAN) (LocalTokenNumberTableIdx + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);\r
+ IsPeiDb = (BOOLEAN) (LocalTokenNumberTableIdx + 1 < mPeiLocalTokenCount + 1);\r
\r
if (IsPeiDb) {\r
- LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;\r
- SizeTable = mPcdDatabase->PeiDb.Init.SizeTable;\r
+ LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset);\r
+ SizeTable = (SIZE_INFO *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->SizeTableOffset);\r
} else {\r
- LocalTokenNumberTableIdx -= PEI_LOCAL_TOKEN_NUMBER;\r
- LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
- SizeTable = mPcdDatabase->DxeDb.Init.SizeTable;\r
+ LocalTokenNumberTableIdx -= mPeiLocalTokenCount;\r
+ LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset);\r
+ SizeTable = (SIZE_INFO *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->SizeTableOffset);\r
}\r
\r
LocalTokenNumber = LocalTokenNumberTable[LocalTokenNumberTableIdx];\r
\r
ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);\r
- \r
+\r
SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, IsPeiDb);\r
\r
MaxSize = SizeTable[SizeTableIdx];\r
//\r
- // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r
+ // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type\r
// PCD entry.\r
//\r
if ((LocalTokenNumber & PCD_TYPE_VPD) != 0) {\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
+ }\r
+\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
+ }\r
+}\r
+\r
+/**\r
+ VariableLock DynamicHiiPcd.\r
+\r
+ @param[in] IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r
+ If FALSE, the pcd entry is initialized in DXE phase.\r
+ @param[in] VariableLock Pointer to VariableLockProtocol.\r
+\r
+**/\r
+VOID\r
+VariableLockDynamicHiiPcd (\r
+ IN BOOLEAN IsPeiDb,\r
+ IN EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ PCD_DATABASE_INIT *Database;\r
+ UINT32 LocalTokenCount;\r
+ UINTN TokenNumber;\r
+ UINT32 LocalTokenNumber;\r
+ UINTN Offset;\r
+ EFI_GUID *GuidTable;\r
+ UINT8 *StringTable;\r
+ VARIABLE_HEAD *VariableHead;\r
+ EFI_GUID *Guid;\r
+ UINT16 *Name;\r
+\r
+ Database = IsPeiDb ? mPcdDatabase.PeiDb: mPcdDatabase.DxeDb;\r
+ LocalTokenCount = IsPeiDb ? mPeiLocalTokenCount: mDxeLocalTokenCount;\r
+\r
+ //\r
+ // Go through PCD database to find out DynamicHii PCDs.\r
+ //\r
+ for (TokenNumber = 1; TokenNumber <= LocalTokenCount; TokenNumber++) {\r
+ if (IsPeiDb) {\r
+ LocalTokenNumber = GetLocalTokenNumber (TRUE, TokenNumber);\r
} else {\r
+ LocalTokenNumber = GetLocalTokenNumber (FALSE, TokenNumber + mPeiLocalTokenCount);\r
+ }\r
+ if ((LocalTokenNumber & PCD_TYPE_HII) != 0) {\r
+ Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r
+ VariableHead = (VARIABLE_HEAD *) ((UINT8 *) Database + Offset);\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
+ // Why not to set property by VarCheckProtocol with Attributes and Property directly here?\r
+ // It is because that set property by VarCheckProtocol will indicate the variable to\r
+ // be a system variable, but the unknown max size of the variable is dangerous to\r
+ // the system variable region.\r
//\r
- SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, IsPeiDb);\r
- for (Index = 0; Index < SkuIdTable[0]; Index++) {\r
- if (SkuIdTable[1 + Index] == mPcdDatabase->PeiDb.Init.SystemSkuId) {\r
- SizeTable[SizeTableIdx + 1 + Index] = (SIZE_INFO) *CurrentSize;\r
- return TRUE;\r
- }\r
+ if ((VariableHead->Property & VAR_CHECK_VARIABLE_PROPERTY_READ_ONLY) != 0) {\r
+ //\r
+ // DynamicHii PCD with RO property set in *.dsc.\r
+ //\r
+ StringTable = (UINT8 *) ((UINT8 *) Database + Database->StringTableOffset);\r
+ GuidTable = (EFI_GUID *) ((UINT8 *) Database + Database->GuidTableOffset);\r
+ Guid = GuidTable + VariableHead->GuidTableIndex;\r
+ Name = (UINT16*) (StringTable + VariableHead->StringIndex);\r
+ Status = VariableLock->RequestToLock (VariableLock, Name, Guid);\r
+ ASSERT_EFI_ERROR (Status);\r
}\r
- SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;\r
- return TRUE;\r
}\r
}\r
}\r
+\r
+/**\r
+ VariableLockProtocol callback\r
+ to lock the variables referenced by DynamicHii PCDs with RO property set in *.dsc.\r
+\r
+ @param[in] Event Event whose notification function is being invoked.\r
+ @param[in] Context Pointer to the notification function's context.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+VariableLockCallBack (\r
+ IN EFI_EVENT Event,\r
+ IN VOID *Context\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;\r
+\r
+ Status = gBS->LocateProtocol (&gEdkiiVariableLockProtocolGuid, NULL, (VOID **) &VariableLock);\r
+ if (!EFI_ERROR (Status)) {\r
+ VariableLockDynamicHiiPcd (TRUE, VariableLock);\r
+ VariableLockDynamicHiiPcd (FALSE, VariableLock);\r
+ }\r
+}\r
+\r
projects / mirror_edk2.git / blobdiff