/** @file\r
-Private functions used by PCD DXE driver.\r
+ Help functions used by PCD DXE driver.\r
\r
-Copyright (c) 2006 - 2007, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2014, Hewlett-Packard Development Company, L.P.<BR>\r
+Copyright (c) 2006 - 2014, 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
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
\r
+**/\r
+\r
+#include "Service.h"\r
+#include <Library/DxeServicesLib.h>\r
+\r
+PCD_DATABASE mPcdDatabase;\r
+\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
-Module Name: Service.c\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
-//\r
-// Include common header file for this module.\r
-//\r
-#include "CommonHeader.h"\r
+UINT32\r
+GetLocalTokenNumber (\r
+ IN BOOLEAN IsPeiDb,\r
+ IN UINTN TokenNumber\r
+ )\r
+{\r
+ UINTN TmpTokenNumber;\r
+ UINT32 *LocalTokenNumberTable;\r
+ UINT32 LocalTokenNumber;\r
+ UINTN Size;\r
+ UINTN MaxSize;\r
\r
-#include "Service.h"\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
+ //\r
+ // Backup the TokenNumber passed in as GetPtrTypeSize need the original TokenNumber\r
+ // \r
+ TmpTokenNumber = 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
+ LocalTokenNumber = LocalTokenNumberTable[TokenNumber];\r
+\r
+ Size = (LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) >> PCD_DATUM_TYPE_SHIFT;\r
+\r
+ if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r
+ if (Size == 0) {\r
+ GetPtrTypeSize (TmpTokenNumber, &MaxSize);\r
+ } else {\r
+ MaxSize = Size;\r
+ }\r
+ LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize, IsPeiDb);\r
+ }\r
+\r
+ return LocalTokenNumber;\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
+ PCD_NAME_INDEX *PcdNameIndex;\r
+ CHAR8 *TokenSpaceName;\r
+ CHAR8 *PcdName;\r
+ CHAR8 *Name;\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
+ Name = AllocateZeroPool (AsciiStrSize (TokenSpaceName) + AsciiStrSize (PcdName));\r
+ ASSERT (Name != NULL);\r
+ //\r
+ // Catenate TokenSpaceCName and PcdCName with a '.' to form the full PCD name.\r
+ //\r
+ AsciiStrCat (Name, TokenSpaceName);\r
+ Name[AsciiStrSize (TokenSpaceName) - sizeof (CHAR8)] = '.';\r
+ AsciiStrCat (Name, 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
-PCD_DATABASE * mPcdDatabase;\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
-LIST_ENTRY *mCallbackFnTable;\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
+ 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
+ offset of PCD entry in PCD database.\r
+\r
+ @param TokenNumber Token's number, it is autogened by build tools\r
+ @param GetSize The size of token's value\r
+\r
+ @return PCD entry pointer in PCD database\r
+\r
+**/\r
VOID *\r
GetWorker (\r
- UINTN TokenNumber,\r
- UINTN GetSize\r
+ IN UINTN TokenNumber,\r
+ IN UINTN GetSize\r
)\r
{\r
- UINT32 *LocalTokenNumberTable;\r
EFI_GUID *GuidTable;\r
- UINT16 *StringTable;\r
+ UINT8 *StringTable;\r
EFI_GUID *Guid;\r
UINT16 *Name;\r
VARIABLE_HEAD *VariableHead;\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
- UINT16 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
// 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
+ PcdDb = IsPeiDb ? ((UINT8 *) mPcdDatabase.PeiDb) : ((UINT8 *) mPcdDatabase.DxeDb);\r
+ \r
+ if (IsPeiDb) {\r
+ StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->StringTableOffset);\r
+ } else {\r
+ StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->StringTableOffset);\r
}\r
\r
- PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);\r
- StringTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.StringTable :\r
- mPcdDatabase->DxeDb.Init.StringTable;\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) (FixedPcdGet32(PcdVpdBaseAddress) + VpdHead->Offset);\r
+ RetPtr = (VOID *) (UINTN) (PcdGet32 (PcdVpdBaseAddress) + VpdHead->Offset);\r
+\r
break;\r
- \r
+\r
+ case PCD_TYPE_HII|PCD_TYPE_STRING:\r
case PCD_TYPE_HII:\r
- GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :\r
- mPcdDatabase->DxeDb.Init.GuidTable;\r
- \r
- VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r
- \r
- Guid = &(GuidTable[VariableHead->GuidTableIndex]);\r
- Name = &(StringTable[VariableHead->StringIndex]);\r
- VaraiableDefaultBuffer = (UINT8 *) PcdDb + VariableHead->DefaultValueOffset;\r
+ if (IsPeiDb) {\r
+ GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->GuidTableOffset);\r
+ } else {\r
+ GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->GuidTableOffset);\r
+ }\r
\r
+ VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r
+ Guid = GuidTable + VariableHead->GuidTableIndex;\r
+ Name = (UINT16*)(StringTable + VariableHead->StringIndex);\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 = (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
- if (GetSize == 0) {\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
- // It is a pointer type. So get the MaxSize reserved for\r
- // this PCD entry.\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
- GetPtrTypeSize (TmpTokenNumber, &GetSize);\r
+ CopyMem (VaraiableDefaultBuffer, Data + VariableHead->Offset, 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
- RetPtr = (VOID *) &StringTable[StringTableIdx];\r
+ StringTableIdx = *(STRING_HEAD*)((UINT8 *) PcdDb + Offset);\r
+ RetPtr = (VOID *) (StringTable + StringTableIdx);\r
break;\r
\r
case PCD_TYPE_DATA:\r
}\r
\r
EfiReleaseLock (&mPcdDatabaseLock);\r
- \r
+\r
return RetPtr;\r
- \r
+\r
}\r
\r
+/**\r
+ Register the callback function for a PCD entry.\r
+\r
+ This routine will register a callback function to a PCD entry by given token number\r
+ and token space guid.\r
+ \r
+ @param TokenNumber PCD token's number, it is autogened by build tools.\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
+ @return EFI_SUCCESS Always success for registering callback function.\r
\r
+**/\r
EFI_STATUS\r
DxeRegisterCallBackWorker (\r
IN UINTN TokenNumber,\r
- IN CONST GUID *Guid, OPTIONAL\r
+ IN CONST EFI_GUID *Guid, OPTIONAL\r
IN PCD_PROTOCOL_CALLBACK CallBackFunction\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
+ // as the array index of mCallbackFnTable[].\r
//\r
- TokenNumber--;\r
-\r
- ListHead = &mCallbackFnTable[TokenNumber];\r
+ ListHead = &mCallbackFnTable[TokenNumber - 1];\r
ListNode = GetFirstNode (ListHead);\r
\r
while (ListNode != ListHead) {\r
return EFI_SUCCESS;\r
}\r
\r
+/**\r
+ UnRegister the callback function for a PCD entry.\r
\r
+ This routine will unregister a callback function to a PCD entry by given token number\r
+ and token space guid.\r
\r
+ @param TokenNumber PCD token's number, it is autogened by build tools.\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
+ @retval EFI_SUCCESS Callback function is success to be unregister.\r
+ @retval EFI_INVALID_PARAMETER Can not find the PCD entry by given token number.\r
+**/\r
EFI_STATUS\r
DxeUnRegisterCallBackWorker (\r
IN UINTN TokenNumber,\r
- IN CONST GUID *Guid, OPTIONAL\r
+ IN CONST EFI_GUID *Guid, OPTIONAL\r
IN PCD_PROTOCOL_CALLBACK CallBackFunction\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
+ // as the array index of mCallbackFnTable[].\r
//\r
- TokenNumber--;\r
-\r
- ListHead = &mCallbackFnTable[TokenNumber];\r
+ ListHead = &mCallbackFnTable[TokenNumber - 1];\r
ListNode = GetFirstNode (ListHead);\r
\r
while (ListNode != ListHead) {\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
+/**\r
+ Get next token number in given token space.\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
+ this token space.\r
+\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
+ token space table.\r
+ If not PCD_INVALID_TOKEN_NUMBER, return next token number\r
+ in token space table.\r
+ @param GuidTable Token space guid table. It will be used for scan token space\r
+ by given token space guid.\r
+ @param SizeOfGuidTable The size of guid table.\r
+ @param ExMapTable DynamicEx token number mapping table.\r
+ @param SizeOfExMapTable The size of dynamicEx token number mapping table.\r
+\r
+ @retval EFI_NOT_FOUND Can not given token space or token number.\r
+ @retval EFI_SUCCESS Success to get next token number.\r
\r
-\r
+**/\r
EFI_STATUS\r
ExGetNextTokeNumber (\r
IN CONST EFI_GUID *Guid,\r
)\r
{\r
EFI_GUID *MatchGuid;\r
- UINTN Idx;\r
+ UINTN Index;\r
UINTN GuidTableIdx;\r
BOOLEAN Found;\r
+ UINTN ExMapTableCount;\r
\r
+ //\r
+ // Scan token space guid \r
+ // \r
MatchGuid = ScanGuid (GuidTable, SizeOfGuidTable, Guid);\r
if (MatchGuid == NULL) {\r
return EFI_NOT_FOUND;\r
}\r
\r
+ //\r
+ // Find the token space table in dynamicEx mapping table.\r
+ //\r
Found = FALSE;\r
GuidTableIdx = MatchGuid - GuidTable;\r
- for (Idx = 0; Idx < SizeOfExMapTable; Idx++) {\r
- if (ExMapTable[Idx].ExGuidIndex == GuidTableIdx) {\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
}\r
}\r
\r
if (Found) {\r
+ //\r
+ // If given token number is PCD_INVALID_TOKEN_NUMBER, then return the first\r
+ // token number in found token space.\r
+ //\r
if (*TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r
- *TokenNumber = ExMapTable[Idx].ExTokenNumber;\r
+ *TokenNumber = ExMapTable[Index].ExTokenNumber;\r
return EFI_SUCCESS;\r
}\r
\r
- for ( ; Idx < SizeOfExMapTable; Idx++) {\r
- if (ExMapTable[Idx].ExTokenNumber == *TokenNumber) {\r
- Idx++;\r
- if (Idx == SizeOfExMapTable) {\r
- //\r
- // Exceed the length of ExMap Table\r
- //\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
- *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
- *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r
- return EFI_SUCCESS;\r
- }\r
+ for ( ; Index < ExMapTableCount; Index++) {\r
+ if (ExMapTable[Index].ExTokenNumber == *TokenNumber) {\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
+/**\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
+ DXE_PCD_DATABASE *DxePcdDbBinary;\r
+ UINTN DxePcdDbSize;\r
+ EFI_STATUS Status;\r
+ \r
+ DxePcdDbBinary = NULL;\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 **) &DxePcdDbBinary,\r
+ &DxePcdDbSize\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
\r
+ //\r
+ // Check the first bytes (Header Signature Guid) and build version.\r
+ //\r
+ if (!CompareGuid ((VOID *)DxePcdDbBinary, &gPcdDataBaseSignatureGuid) ||\r
+ (DxePcdDbBinary->BuildVersion != PCD_SERVICE_DXE_VERSION)) {\r
+ ASSERT (FALSE);\r
+ }\r
+\r
+ return DxePcdDbBinary;\r
+}\r
+\r
+/**\r
+ Initialize the PCD database in DXE phase.\r
+ \r
+ PCD database in DXE phase also contains PCD database in PEI phase which is copied\r
+ from GUID Hob.\r
+\r
+**/\r
VOID\r
BuildPcdDxeDataBase (\r
VOID\r
{\r
PEI_PCD_DATABASE *PeiDatabase;\r
EFI_HOB_GUID_TYPE *GuidHob;\r
- UINTN Idx;\r
+ UINTN Index;\r
+ UINT32 PcdDxeDbLen;\r
+ VOID *PcdDxeDb;\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
+ FreePool (mPcdDatabase.DxeDb);\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
\r
PeiDatabase = (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);\r
//\r
- // Copy PCD Entries refereneced in PEI phase to PCD DATABASE\r
+ // Assign PCD Entries refereneced in PEI phase to PCD DATABASE\r
+ //\r
+ mPcdDatabase.PeiDb = PeiDatabase;\r
//\r
- CopyMem (&mPcdDatabase->PeiDb, PeiDatabase, sizeof (PEI_PCD_DATABASE));\r
+ // Inherit the SystemSkuId from PEI phase.\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
+ mCallbackFnTable = AllocateZeroPool (mPcdTotalTokenCount * sizeof (LIST_ENTRY));\r
+ ASSERT(mCallbackFnTable != NULL);\r
\r
- mCallbackFnTable = AllocateZeroPool (PCD_TOTAL_TOKEN_NUMBER * sizeof (LIST_ENTRY));\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
// comparison.\r
- for (Idx = 0; Idx + 1 < PCD_TOTAL_TOKEN_NUMBER + 1; Idx++) {\r
- InitializeListHead (&mCallbackFnTable[Idx]);\r
+ //\r
+ for (Index = 0; Index + 1 < mPcdTotalTokenCount + 1; Index++) {\r
+ InitializeListHead (&mCallbackFnTable[Index]);\r
}\r
- \r
- return;\r
}\r
\r
+/**\r
+ Get Variable which contains HII type PCD entry.\r
\r
+ @param VariableGuid Variable's guid\r
+ @param VariableName Variable's unicode name string\r
+ @param VariableData Variable's data pointer, \r
+ @param VariableSize Variable's size.\r
\r
+ @return the status of gRT->GetVariable\r
+**/\r
EFI_STATUS\r
GetHiiVariable (\r
IN EFI_GUID *VariableGuid,\r
Size = 0;\r
Buffer = NULL;\r
\r
+ //\r
+ // Firstly get the real size of HII variable\r
+ //\r
Status = gRT->GetVariable (\r
(UINT16 *)VariableName,\r
VariableGuid,\r
Buffer\r
);\r
\r
+ //\r
+ // Allocate buffer to hold whole variable data according to variable size.\r
+ //\r
if (Status == EFI_BUFFER_TOO_SMALL) {\r
Buffer = (UINT8 *) AllocatePool (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
{\r
SKU_HEAD *SkuHead;\r
SKU_ID *SkuIdTable;\r
- INTN i;\r
+ INTN Index;\r
UINT8 *Value;\r
- SKU_ID *PhaseSkuIdTable;\r
UINT8 *PcdDb;\r
+ BOOLEAN FoundSku;\r
\r
ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0);\r
\r
- PcdDb = IsPeiDb ? (UINT8 *) &mPcdDatabase->PeiDb : (UINT8 *) &mPcdDatabase->DxeDb;\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
- for (i = 0; i < SkuIdTable[0]; i++) {\r
- if (mPcdDatabase->PeiDb.Init.SystemSkuId == SkuIdTable[i + 1]) {\r
+ SkuIdTable = (SKU_ID *)(PcdDb + SkuHead->SkuIdTableOffset);\r
+ //\r
+ // Find the current system's SKU ID entry in SKU ID table.\r
+ //\r
+ FoundSku = FALSE;\r
+ for (Index = 0; Index < SkuIdTable[0]; Index++) {\r
+ if (mPcdDatabase.DxeDb->SystemSkuId == SkuIdTable[Index + 1]) {\r
+ FoundSku = TRUE;\r
break;\r
}\r
}\r
- ASSERT (i < SkuIdTable[0]);\r
+ \r
+ //\r
+ // Find the default SKU ID entry in SKU ID table.\r
+ //\r
+ \r
+ if(!FoundSku) {\r
+ for (Index = 0; Index < SkuIdTable[0]; Index++) {\r
+ if (0 == SkuIdTable[Index + 1]) {\r
+ break;\r
+ }\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)[i]);\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)[i]);\r
+ Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[Index]);\r
return (UINT32) ((Value - PcdDb) | PCD_TYPE_HII);\r
\r
+ case PCD_TYPE_HII|PCD_TYPE_STRING:\r
+ Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[Index]);\r
+ return (UINT32) ((Value - PcdDb) | PCD_TYPE_HII | PCD_TYPE_STRING);\r
+\r
case PCD_TYPE_STRING:\r
- Value = (UINT8 *) &(((STRING_HEAD *) Value)[i]);\r
+ Value = (UINT8 *) &(((STRING_HEAD *) Value)[Index]);\r
return (UINT32) ((Value - PcdDb) | PCD_TYPE_STRING);\r
\r
case PCD_TYPE_DATA:\r
- Value += Size * i;\r
- return (UINT32) (Value - PcdDb);\r
+ Value += Size * Index;\r
+ return (UINT32) ((Value - PcdDb) | PCD_TYPE_DATA);\r
\r
default:\r
ASSERT (FALSE);\r
\r
}\r
\r
+/**\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
+ type PCD.\r
+ @param Guid DynamicEx PCD's guid, if this PCD entry is dynamicEx type\r
+ PCD.\r
+ @param TokenNumber PCD token number generated by build tools.\r
+ @param Data Value want to be set for this PCD entry\r
+ @param Size The size of value\r
\r
-\r
-STATIC\r
+**/\r
VOID\r
InvokeCallbackOnSet (\r
UINT32 ExTokenNumber,\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
+ // as the array index of mCallbackFnTable[].\r
//\r
- TokenNumber--;\r
- \r
- ListHead = &mCallbackFnTable[TokenNumber];\r
+ ListHead = &mCallbackFnTable[TokenNumber - 1];\r
ListNode = GetFirstNode (ListHead);\r
\r
while (ListNode != ListHead) {\r
- FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);\r
+ FnTableEntry = CR_FNENTRY_FROM_LISTNODE (ListNode, CALLBACK_FN_ENTRY, Node);\r
\r
FnTableEntry->CallbackFn(Guid, \r
(Guid == NULL) ? TokenNumber : ExTokenNumber,\r
}\r
\r
\r
+/**\r
+ Wrapper function for setting non-pointer type value for a PCD entry.\r
+\r
+ @param TokenNumber Pcd token number autogenerated by build tools.\r
+ @param Data Value want to be set for PCD entry\r
+ @param Size Size of value.\r
+\r
+ @return status of SetWorker.\r
+\r
+**/\r
EFI_STATUS\r
SetValueWorker (\r
IN UINTN TokenNumber,\r
}\r
\r
\r
+/**\r
+ Set value for an PCD entry\r
+\r
+ @param TokenNumber Pcd token number autogenerated by build tools.\r
+ @param Data Value want to be set for PCD entry\r
+ @param Size Size of value.\r
+ @param PtrType If TRUE, the type of PCD entry's value is Pointer.\r
+ If False, the type of PCD entry's value is not Pointer.\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_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
+**/\r
EFI_STATUS\r
SetWorker (\r
IN UINTN TokenNumber,\r
IN BOOLEAN PtrType\r
)\r
{\r
- UINT32 *LocalTokenNumberTable;\r
BOOLEAN IsPeiDb;\r
UINT32 LocalTokenNumber;\r
EFI_GUID *GuidTable;\r
- UINT16 *StringTable;\r
+ UINT8 *StringTable;\r
EFI_GUID *Guid;\r
UINT16 *Name;\r
UINTN VariableOffset;\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
\r
TmpTokenNumber = TokenNumber;\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
// comparison.\r
+ //\r
+ ASSERT (TokenNumber + 1 < mPcdTotalTokenCount + 1);\r
\r
- ASSERT (TokenNumber + 1 < PCD_TOTAL_TOKEN_NUMBER + 1);\r
-\r
- if (!PtrType) {\r
- ASSERT (*Size == DxePcdGetSize (TokenNumber + 1));\r
+ if (PtrType) {\r
+ //\r
+ // Get MaxSize first, then check new size with max buffer size.\r
+ //\r
+ GetPtrTypeSize (TokenNumber, &MaxSize);\r
+ if (*Size > MaxSize) {\r
+ *Size = MaxSize;\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ } else {\r
+ if (*Size != DxePcdGetSize (TokenNumber + 1)) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\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
// comparison.\r
- IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1) ? TRUE : FALSE);\r
+ //\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
- LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable : \r
- mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r
+ //\r
+ // Aquire lock to prevent reentrance from TPL_CALLBACK level\r
+ //\r
+ EfiAcquireLock (&mPcdDatabaseLock);\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
// 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
- : TokenNumber - PEI_LOCAL_TOKEN_NUMBER;\r
+ //\r
+ IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < mPeiLocalTokenCount + 1) ? TRUE : FALSE);\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 *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->StringTableOffset);\r
+ } else {\r
+ StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->StringTableOffset);\r
+ }\r
\r
- StringTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.StringTable :\r
- mPcdDatabase->DxeDb.Init.StringTable;\r
\r
InternalData = PcdDb + Offset;\r
\r
\r
case PCD_TYPE_STRING:\r
if (SetPtrTypeSize (TmpTokenNumber, Size)) {\r
- CopyMem (&StringTable[*((UINT16 *)InternalData)], Data, *Size);\r
+ CopyMem (StringTable + *((STRING_HEAD *)InternalData), Data, *Size);\r
Status = EFI_SUCCESS;\r
} else {\r
Status = EFI_INVALID_PARAMETER;\r
}\r
break;\r
\r
+ case PCD_TYPE_HII|PCD_TYPE_STRING:\r
case PCD_TYPE_HII:\r
if (PtrType) {\r
if (!SetPtrTypeSize (TmpTokenNumber, Size)) {\r
break;\r
}\r
}\r
- \r
- GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :\r
- mPcdDatabase->DxeDb.Init.GuidTable;\r
- \r
+\r
+ if (IsPeiDb) {\r
+ GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->GuidTableOffset);\r
+ } else {\r
+ GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->GuidTableOffset);\r
+ }\r
+\r
VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r
- \r
- Guid = &(GuidTable[VariableHead->GuidTableIndex]);\r
- Name = &(StringTable[VariableHead->StringIndex]);\r
- VariableOffset = VariableHead->Offset;\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
- CopyMem (PcdDb + VariableHead->DefaultValueOffset, Data, *Size);\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
+ }\r
break;\r
\r
case PCD_TYPE_DATA:\r
return Status;\r
}\r
\r
+/**\r
+ Wrapper function for get PCD value for dynamic-ex PCD.\r
\r
+ @param Guid Token space guid for dynamic-ex PCD.\r
+ @param ExTokenNumber Token number for dynamic-ex PCD.\r
+ @param GetSize The size of dynamic-ex PCD value.\r
\r
+ @return PCD entry in PCD database.\r
\r
-\r
+**/\r
VOID *\r
ExGetWorker (\r
IN CONST EFI_GUID *Guid,\r
return GetWorker(GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber), GetSize);\r
}\r
\r
+/**\r
+ Wrapper function for set PCD value for non-Pointer type dynamic-ex PCD.\r
\r
+ @param ExTokenNumber Token number for dynamic-ex PCD.\r
+ @param Guid Token space guid for dynamic-ex PCD.\r
+ @param Data Value want to be set.\r
+ @param SetSize The size of value.\r
\r
+ @return status of ExSetWorker().\r
\r
+**/\r
EFI_STATUS\r
ExSetValueWorker (\r
IN UINTN ExTokenNumber,\r
return ExSetWorker (ExTokenNumber, Guid, Data, &SetSize, FALSE);\r
}\r
\r
+/**\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
+ @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
+ @param SetSize Size of value.\r
+ @param PtrType If TRUE, this PCD entry is pointer type.\r
+ If FALSE, this PCD entry is not pointer type.\r
+\r
+ @return status of SetWorker().\r
\r
+**/\r
EFI_STATUS\r
ExSetWorker (\r
IN UINTN ExTokenNumber,\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
+ HII-type PCD is to visit this variable.\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 Data Value want to be set.\r
+ @param DataSize Size of value\r
+ @param Offset Value offset of HII-type PCD in variable.\r
\r
+ @return status of GetVariable()/SetVariable().\r
\r
+**/\r
EFI_STATUS\r
SetHiiVariable (\r
IN EFI_GUID *VariableGuid,\r
VOID *Buffer;\r
EFI_STATUS Status;\r
UINT32 Attribute;\r
+ UINTN SetSize;\r
\r
Size = 0;\r
+ SetSize = 0;\r
\r
+ //\r
+ // Try to get original variable size information.\r
+ //\r
Status = gRT->GetVariable (\r
(UINT16 *)VariableName,\r
VariableGuid,\r
&Size,\r
NULL\r
);\r
-\r
+ \r
if (Status == EFI_BUFFER_TOO_SMALL) {\r
-\r
- Buffer = AllocatePool (Size);\r
-\r
+ //\r
+ // Patch new PCD's value to offset in given HII variable.\r
+ //\r
+ if (Size >= (DataSize + Offset)) {\r
+ SetSize = Size;\r
+ } else {\r
+ SetSize = DataSize + Offset;\r
+ }\r
+ Buffer = AllocatePool (SetSize);\r
ASSERT (Buffer != NULL);\r
\r
Status = gRT->GetVariable (\r
VariableName,\r
VariableGuid,\r
Attribute,\r
- Size,\r
+ SetSize,\r
Buffer\r
);\r
\r
FreePool (Buffer);\r
return Status;\r
+ } else if (Status == EFI_NOT_FOUND) {\r
+ //\r
+ // If variable does not exist, a new variable need to be created.\r
+ //\r
+ \r
+ Size = Offset + DataSize;\r
+ \r
+ Buffer = AllocateZeroPool (Size);\r
+ ASSERT (Buffer != NULL);\r
+ \r
+ CopyMem ((UINT8 *)Buffer + Offset, Data, DataSize);\r
+ \r
+ Status = gRT->SetVariable (\r
+ VariableName,\r
+ VariableGuid,\r
+ EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,\r
+ Size,\r
+ Buffer\r
+ );\r
\r
- } \r
+ FreePool (Buffer);\r
+ return Status; \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
+ // 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
//\r
return Status;\r
}\r
\r
+/**\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 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 Token Number for dynamic-ex PCD.\r
\r
-\r
+**/\r
UINTN \r
GetExPcdTokenNumber (\r
IN CONST EFI_GUID *Guid,\r
IN UINT32 ExTokenNumber\r
)\r
{\r
- UINT32 i;\r
+ UINT32 Index;\r
DYNAMICEX_MAPPING *ExMap;\r
EFI_GUID *GuidTable;\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 (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
+ for (Index = 0; Index < mPcdDatabase.PeiDb->ExTokenCount; Index++) {\r
+ if ((ExTokenNumber == ExMap[Index].ExTokenNumber) &&\r
+ (MatchGuidIdx == ExMap[Index].ExGuidIndex)) {\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 (i = 0; i < DXE_EXMAPPING_TABLE_SIZE; i++) {\r
- if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&\r
- (MatchGuidIdx == ExMap[i].ExGuidIndex)) {\r
- return ExMap[i].LocalTokenNumber;\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].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 IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r
+ If FALSE, the pcd entry is initialized in DXE phase.\r
+ @return Pointer to SKU ID array table\r
\r
-STATIC\r
+**/\r
SKU_ID *\r
GetSkuIdArray (\r
IN UINTN LocalTokenNumberTableIdx,\r
- IN BOOLEAN IsPeiPcd\r
+ IN BOOLEAN IsPeiDb\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
+ if (IsPeiDb) {\r
+ LocalTokenNumber = *((UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset) + 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
+ LocalTokenNumber = *((UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset) + LocalTokenNumberTableIdx);\r
+ Database = (UINT8 *) mPcdDatabase.DxeDb;\r
}\r
\r
ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) != 0);\r
\r
}\r
\r
+/**\r
+ Wrapper function of getting index of PCD entry in size table.\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
\r
-STATIC\r
+ @return index of PCD entry in size table.\r
+**/\r
UINTN\r
-GetSizeTableIndexA (\r
- IN UINTN LocalTokenNumberTableIdx,\r
- IN UINT32 *LocalTokenNumberTable,\r
- IN BOOLEAN IsPeiDb\r
+GetSizeTableIndex (\r
+ IN UINTN LocalTokenNumberTableIdx,\r
+ IN BOOLEAN IsPeiDb\r
)\r
{\r
- UINTN i;\r
- UINTN SizeTableIdx;\r
- UINTN LocalTokenNumber;\r
- SKU_ID *SkuIdTable;\r
+ UINT32 *LocalTokenNumberTable;\r
+ UINTN LocalTokenNumber;\r
+ UINTN Index;\r
+ UINTN SizeTableIdx;\r
+ SKU_ID *SkuIdTable;\r
\r
+ if (IsPeiDb) {\r
+ LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset);\r
+ } else {\r
+ LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset);\r
+ }\r
+\r
SizeTableIdx = 0;\r
\r
- for (i=0; i<LocalTokenNumberTableIdx; i++) {\r
- LocalTokenNumber = LocalTokenNumberTable[i];\r
+ for (Index = 0; Index < LocalTokenNumberTableIdx; Index ++) {\r
+ LocalTokenNumber = LocalTokenNumberTable[Index];\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
+ 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
// 1) MAX SIZE\r
// 2) Current Size for each SKU_ID (It is equal to MaxSku).\r
//\r
- SkuIdTable = GetSkuIdArray (i, IsPeiDb);\r
+ SkuIdTable = GetSkuIdArray (Index, IsPeiDb);\r
SizeTableIdx += (UINTN)*SkuIdTable + 1;\r
}\r
}\r
\r
}\r
\r
- return SizeTableIdx;\r
+ return SizeTableIdx; \r
}\r
\r
+/**\r
+ Get size of POINTER type PCD value.\r
\r
+ @param LocalTokenNumberTableIdx Index of local token number in local token number table.\r
+ @param MaxSize Maxmium size of POINTER type PCD value.\r
\r
-STATIC\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
+ @return size of POINTER type PCD value.\r
\r
+**/\r
UINTN\r
GetPtrTypeSize (\r
IN UINTN LocalTokenNumberTableIdx,\r
UINTN LocalTokenNumber;\r
SKU_ID *SkuIdTable;\r
SIZE_INFO *SizeTable;\r
- UINTN i;\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
// 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
// SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r
// PCD entry.\r
//\r
- if (LocalTokenNumber & PCD_TYPE_VPD) {\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
// 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
+ for (Index = 0; Index < SkuIdTable[0]; Index++) {\r
+ if (SkuIdTable[1 + Index] == mPcdDatabase.DxeDb->SystemSkuId) {\r
+ return SizeTable[SizeTableIdx + 1 + Index];\r
}\r
}\r
return SizeTable[SizeTableIdx + 1];\r
}\r
}\r
\r
+/**\r
+ Set size of POINTER type PCD value. The size should not exceed the maximum size\r
+ of this PCD value.\r
\r
+ @param LocalTokenNumberTableIdx Index of local token number in local token number table.\r
+ @param CurrentSize Size of POINTER type PCD value.\r
\r
+ @retval TRUE Success to set size of PCD value.\r
+ @retval FALSE Fail to set size of PCD value.\r
+**/\r
BOOLEAN\r
SetPtrTypeSize (\r
IN UINTN LocalTokenNumberTableIdx,\r
UINTN LocalTokenNumber;\r
SKU_ID *SkuIdTable;\r
SIZE_INFO *SizeTable;\r
- UINTN i;\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
// comparison.\r
- IsPeiDb = (BOOLEAN) (LocalTokenNumberTableIdx + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);\r
+ //\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
// SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r
// PCD entry.\r
//\r
- if (LocalTokenNumber & PCD_TYPE_VPD) {\r
+ if ((LocalTokenNumber & PCD_TYPE_VPD) != 0) {\r
//\r
// We shouldn't come here as we don't support SET for VPD\r
//\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
+ for (Index = 0; Index < SkuIdTable[0]; Index++) {\r
+ if (SkuIdTable[1 + Index] == mPcdDatabase.DxeDb->SystemSkuId) {\r
+ SizeTable[SizeTableIdx + 1 + Index] = (SIZE_INFO) *CurrentSize;\r
return TRUE;\r
}\r
}\r
}\r
}\r
}\r
-\r
projects / mirror_edk2.git / blobdiff