Module Name: Service.c\r
\r
**/\r
-#include "../Common/PcdCommon.h"\r
#include "Service.h"\r
\r
-\r
-\r
-\r
/**\r
- This function expand the StateByte\r
+ The function registers the CallBackOnSet fucntion\r
+ according to TokenNumber and EFI_GUID space.\r
\r
- @param[out] StateByte The output StateByte information.\r
- @param[in] Byte The StateByte.\r
+ @param TokenNumber The token number.\r
+ @param Guid The GUID space.\r
+ @param CallBackFunction The Callback function to be registered.\r
+ @param Register To register or unregister the callback function.\r
\r
- @retval VOID\r
+ @retval EFI_SUCCESS If the Callback function is registered.\r
+ @retval EFI_NOT_FOUND If the PCD Entry is not found according to Token Number and GUID space.\r
+ @retval EFI_OUT_OF_RESOURCES If the callback function can't be registered because there is not free\r
+ slot left in the CallbackFnTable.\r
--*/\r
-VOID\r
-PcdImageExpandStateByte (\r
- OUT PCD_STATEBYTE *StateByte,\r
- IN UINT8 Byte\r
+EFI_STATUS\r
+PeiRegisterCallBackWorker (\r
+ IN UINTN ExTokenNumber,\r
+ IN CONST EFI_GUID *Guid, OPTIONAL\r
+ IN PCD_PPI_CALLBACK CallBackFunction,\r
+ IN BOOLEAN Register\r
)\r
{\r
- switch (Byte & PCD_STATEBYTE_DATUMTYPE) {\r
- case PCD_BYTE8:\r
- StateByte->DataType = PcdByte8;\r
- break;\r
- case PCD_BYTE16:\r
- StateByte->DataType = PcdByte16;\r
- break;\r
- case PCD_BYTE32:\r
- StateByte->DataType = PcdByte32;\r
- break;\r
- case PCD_BYTE64:\r
- StateByte->DataType = PcdByte64;\r
- break;\r
- case PCD_POINTER:\r
- StateByte->DataType = PcdPointer;\r
- break;\r
- case PCD_BOOLEAN:\r
- StateByte->DataType = PcdBoolean;\r
- break;\r
- default:\r
- ASSERT (FALSE);\r
- }\r
-\r
- StateByte->ExtendedGuidPresent = (BOOLEAN) ((Byte & PCD_STATEBYTE_EXTENDEDGUIDPRESENT) != 0);\r
- StateByte->HiiEnable = (BOOLEAN) ((Byte & PCD_STATEBYTE_HIIENABLE) != 0);\r
- StateByte->SkuDataArrayEnable = (BOOLEAN) ((Byte & PCD_STATEBYTE_SKUDATAARRAYENABLE) != 0);\r
- StateByte->SkuEnable = (BOOLEAN) ((Byte & PCD_STATEBYTE_SKUENABLE) != 0);\r
- StateByte->VpdEnable = (BOOLEAN) ((Byte & PCD_STATEBYTE_VPDENABLE) != 0);\r
+ EFI_HOB_GUID_TYPE *GuidHob;\r
+ PCD_PPI_CALLBACK *CallbackTable;\r
+ PCD_PPI_CALLBACK Compare;\r
+ PCD_PPI_CALLBACK Assign;\r
+ UINT32 LocalTokenNumber;\r
+ UINTN TokenNumber;\r
+ UINTN Idx;\r
\r
-}\r
+ if (Guid == NULL) {\r
+ TokenNumber = ExTokenNumber;\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
+ ASSERT (TokenNumber + 1 < PEI_NEX_TOKEN_NUMBER + 1);\r
+ } else {\r
+ TokenNumber = GetExPcdTokenNumber (Guid, ExTokenNumber);\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
+ // 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
+ ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);\r
+ }\r
\r
-/**\r
- This function locates the <PCD_IMAGE> on the flash and \r
- return a pointer to the Section Data on flash.\r
\r
- @param[in] VOID\r
+ LocalTokenNumber = GetPcdDatabase()->Init.LocalTokenNumberTable[TokenNumber];\r
\r
- @retval VOID\r
---*/\r
-UINT8 *\r
-LocatePcdImage (\r
- VOID\r
-)\r
-{\r
- EFI_STATUS Status;\r
- EFI_FIRMWARE_VOLUME_HEADER *FvHdr;\r
- EFI_FFS_FILE_HEADER *FfsHdr;\r
- VOID *SectionData;\r
+ //\r
+ // We don't support SET for HII and VPD type PCD entry in PEI phase.\r
+ // So we will assert if any register callback for such PCD entry.\r
+ //\r
+ ASSERT ((LocalTokenNumber & PCD_TYPE_HII) == 0);\r
+ ASSERT ((LocalTokenNumber & PCD_TYPE_VPD) == 0);\r
\r
- Status = PeiCoreFfsFindNextVolume (0, &FvHdr);\r
- ASSERT_EFI_ERROR (Status);\r
+ GuidHob = GetFirstGuidHob (&gPcdPeiCallbackFnTableHobGuid);\r
+ ASSERT (GuidHob != NULL);\r
+ \r
+ CallbackTable = GET_GUID_HOB_DATA (GuidHob);\r
+ CallbackTable = CallbackTable + (TokenNumber * FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry));\r
\r
- do {\r
- FfsHdr = NULL;\r
- Status = PeiCoreFfsFindNextFile (EFI_FV_FILETYPE_FREEFORM, FvHdr, &FfsHdr);\r
- if (Status == EFI_SUCCESS) {\r
- if (CompareGuid (&gPcdImageFileGuid, &FfsHdr->Name)) {\r
+ Compare = Register? NULL: CallBackFunction;\r
+ Assign = Register? CallBackFunction: NULL;\r
\r
- Status = PeiCoreFfsFindSectionData (EFI_SECTION_RAW, FfsHdr, &SectionData);\r
- ASSERT_EFI_ERROR (Status);\r
\r
- return (UINT8 *)SectionData;\r
- }\r
+ for (Idx = 0; Idx < FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry); Idx++) {\r
+ if (CallbackTable[Idx] == Compare) {\r
+ CallbackTable[Idx] = Assign;\r
+ return EFI_SUCCESS;\r
}\r
- } while (Status == EFI_SUCCESS);\r
+ }\r
\r
- ASSERT (FALSE);\r
+ return Register? EFI_OUT_OF_RESOURCES : EFI_NOT_FOUND;\r
\r
- return NULL;\r
}\r
\r
-/**\r
- The function retrieves the PCD data value according to\r
- TokenNumber and Guid space given.\r
\r
- @param[in] TokenNumber The token number.\r
- @param[in] Guid The Guid space.\r
- @param[in] Type The storage type.\r
- @param[out] Data The output data.\r
\r
\r
- @retval EFI_SUCESS If data value is found according to SKU_ID.\r
- @retval EFI_NOT_FOUND If not such a value is found.\r
+/**\r
+ The function builds the PCD database.\r
+\r
+ @param VOID\r
\r
+ @retval VOID\r
--*/\r
VOID\r
-PeiGetPcdEntryWorker (\r
- IN UINTN TokenNumber,\r
- IN CONST EFI_GUID *Guid, OPTIONAL\r
- IN PCD_DATA_TYPE Type,\r
- OUT VOID *Data\r
+BuildPcdDatabase (\r
+ VOID\r
)\r
{\r
- PCD_DATABASE *Database;\r
- EFI_HOB_GUID_TYPE *GuidHob;\r
-\r
- ASSERT (Data != NULL);\r
-\r
- GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r
- ASSERT (GuidHob != NULL);\r
+ PEI_PCD_DATABASE *Database;\r
+ VOID *CallbackFnTable;\r
+ UINTN SizeOfCallbackFnTable;\r
+ \r
+ Database = BuildGuidHob (&gPcdDataBaseHobGuid, sizeof (PEI_PCD_DATABASE));\r
\r
- Database = GET_GUID_HOB_DATA (GuidHob);\r
+ ZeroMem (Database, sizeof (PEI_PCD_DATABASE));\r
\r
- GetPcdEntryWorker ( &Database->Info,\r
- TokenNumber,\r
- Guid,\r
- Type,\r
- Data\r
- );\r
+ //\r
+ // gPEIPcdDbInit is smaller than PEI_PCD_DATABASE\r
+ //\r
+ \r
+ CopyMem (&Database->Init, &gPEIPcdDbInit, sizeof (gPEIPcdDbInit));\r
\r
+ SizeOfCallbackFnTable = PEI_LOCAL_TOKEN_NUMBER * sizeof (PCD_PPI_CALLBACK) * FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry);\r
\r
+ CallbackFnTable = BuildGuidHob (&gPcdPeiCallbackFnTableHobGuid, SizeOfCallbackFnTable);\r
+ \r
+ ZeroMem (CallbackFnTable, SizeOfCallbackFnTable);\r
+ \r
return;\r
}\r
\r
\r
-/**\r
- The function set the PCD data value according to\r
- TokenNumber and Guid space given.\r
-\r
- @param[in] Database The PCD Database Instance.\r
- @param[in] TokenNumber The token number.\r
- @param[in] Guid The Guid space.\r
- @param[in] Type The storage type.\r
- @param[in] Data The output data.\r
\r
+/**\r
+ The function is provided by PCD PEIM and PCD DXE driver to\r
+ do the work of reading a HII variable from variable service.\r
\r
- @retval EFI_SUCESS If data value is found according to SKU_ID.\r
- @retval EFI_NOT_FOUND If not such a value is found.\r
+ @param VariableGuid The Variable GUID.\r
+ @param VariableName The Variable Name.\r
+ @param VariableData The output data.\r
+ @param VariableSize The size of the variable.\r
\r
+ @retval EFI_SUCCESS Operation successful.\r
+ @retval EFI_NOT_FOUND Variablel not found.\r
--*/\r
+STATIC\r
EFI_STATUS\r
-SetPcdEntryWorker (\r
- IN CONST PCD_DATABASE *Database,\r
- IN UINTN TokenNumber,\r
- IN CONST EFI_GUID *Guid, OPTIONAL\r
- IN PCD_DATA_TYPE Type,\r
- IN VOID *Data\r
+GetHiiVariable (\r
+ IN CONST EFI_GUID *VariableGuid,\r
+ IN UINT16 *VariableName,\r
+ OUT VOID **VariableData,\r
+ OUT UINTN *VariableSize\r
)\r
{\r
- PCD_INDEX *PcdIndex;\r
- EFI_STATUS Status;\r
- PCD_PPI_CALLBACK *CallbackTable;\r
- UINTN Idx;\r
+ UINTN Size;\r
+ EFI_STATUS Status;\r
+ VOID *Buffer;\r
+ EFI_PEI_READ_ONLY_VARIABLE_PPI *VariablePpi;\r
\r
- ASSERT (Data != NULL);\r
+ Status = PeiServicesLocatePpi (&gEfiPeiReadOnlyVariablePpiGuid, 0, NULL, (VOID **) &VariablePpi);\r
+ ASSERT_EFI_ERROR (Status);\r
\r
- //\r
- // Find the PCD entry in list in memory first\r
- //\r
- PcdIndex = FindPcdIndex (TokenNumber, Guid, &Database->Info, &Idx);\r
+ Size = 0;\r
+ Status = VariablePpi->PeiGetVariable (\r
+ GetPeiServicesTablePointer (),\r
+ VariableName,\r
+ (EFI_GUID *) VariableGuid,\r
+ NULL,\r
+ &Size,\r
+ NULL\r
+ );\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
\r
- ASSERT (PcdIndex != NULL);\r
\r
- ASSERT (PcdIndex->StateByte.DataType == Type);\r
+ Status = PeiServicesAllocatePool (Size, &Buffer);\r
+ ASSERT_EFI_ERROR (Status);\r
\r
- //\r
- // Invoke the callback function.\r
- //\r
- CallbackTable = (PCD_PPI_CALLBACK *)\r
- GetAbsoluteAddress (Idx * Database->Info.MaxCallbackNum * sizeof(PCD_PPI_CALLBACK),\r
- Database->Info.CallbackTableOffset,\r
- &Database->Info\r
+ Status = VariablePpi->PeiGetVariable (\r
+ GetPeiServicesTablePointer (),\r
+ (UINT16 *) VariableName,\r
+ (EFI_GUID *) VariableGuid,\r
+ NULL,\r
+ &Size,\r
+ Buffer\r
);\r
- \r
- for (Idx = 0; Idx < Database->Info.MaxCallbackNum; Idx++) {\r
- if (CallbackTable[Idx] != NULL) {\r
- CallbackTable[Idx] (Guid,\r
- PcdIndex->TokenNumber,\r
- Data,\r
- PcdIndex->DatumSize\r
- );\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ *VariableSize = Size;\r
+ *VariableData = Buffer;\r
+\r
+ return EFI_SUCCESS;\r
+ } else {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+}\r
+\r
+STATIC\r
+UINT32\r
+GetSkuEnabledTokenNumber (\r
+ UINT32 LocalTokenNumber,\r
+ UINTN Size\r
+ ) \r
+{\r
+ PEI_PCD_DATABASE *PeiPcdDb;\r
+ SKU_HEAD *SkuHead;\r
+ SKU_ID *SkuIdTable;\r
+ INTN i;\r
+ UINT8 *Value;\r
+\r
+ PeiPcdDb = GetPcdDatabase ();\r
+\r
+ ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0);\r
+\r
+ SkuHead = (SKU_HEAD *) ((UINT8 *)PeiPcdDb + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r
+ Value = (UINT8 *) ((UINT8 *)PeiPcdDb + (SkuHead->SkuDataStartOffset));\r
+ SkuIdTable = (SKU_ID *) ((UINT8 *)PeiPcdDb + (SkuHead->SkuIdTableOffset));\r
+ \r
+ for (i = 0; i < SkuIdTable[0]; i++) {\r
+ if (PeiPcdDb->Init.SystemSkuId == SkuIdTable[i + 1]) {\r
+ break;\r
}\r
}\r
\r
- Status = SetPcdData (PcdIndex, &Database->Info, Data);\r
+ switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r
+ case PCD_TYPE_VPD:\r
+ Value = (UINT8 *) &(((VPD_HEAD *) Value)[i]);\r
+ return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_VPD);\r
\r
- return Status;\r
-}\r
+ case PCD_TYPE_HII:\r
+ Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[i]);\r
+ return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_HII);\r
+ \r
+ case PCD_TYPE_STRING:\r
+ Value = (UINT8 *) &(((STRING_HEAD *) Value)[i]);\r
+ return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_STRING);\r
\r
+ case PCD_TYPE_DATA:\r
+ Value += Size * i;\r
+ return (UINT32) (Value - (UINT8 *) PeiPcdDb);\r
\r
+ default:\r
+ ASSERT (FALSE);\r
+ }\r
\r
-/**\r
- (reviewed) The function set the PCD data value according to\r
- TokenNumber and Guid space given.\r
+ ASSERT (FALSE);\r
\r
- @param[in] TokenNumber The token number.\r
- @param[in] Guid The Guid space.\r
- @param[in] Type The storage type.\r
- @param[in] Data The output data.\r
+ return 0;\r
+ \r
+}\r
\r
\r
- @retval EFI_SUCESS If data value is found according to SKU_ID.\r
- @retval EFI_NOT_FOUND If not such a value is found.\r
\r
---*/\r
-EFI_STATUS\r
-PeiSetPcdEntryWorker (\r
- IN UINTN TokenNumber,\r
- IN CONST EFI_GUID *Guid, OPTIONAL\r
- IN PCD_DATA_TYPE Type,\r
- IN VOID *Data\r
+STATIC\r
+VOID\r
+InvokeCallbackOnSet (\r
+ UINTN ExTokenNumber,\r
+ CONST EFI_GUID *Guid, OPTIONAL\r
+ UINTN TokenNumber,\r
+ VOID *Data,\r
+ UINTN Size\r
)\r
{\r
- PCD_DATABASE *Database;\r
- EFI_HOB_GUID_TYPE *GuidHob;\r
+ EFI_HOB_GUID_TYPE *GuidHob;\r
+ PCD_PPI_CALLBACK *CallbackTable;\r
+ UINTN Idx;\r
\r
- ASSERT (Data != NULL);\r
+ //\r
+ // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r
+ // We have to decrement TokenNumber by 1 to make it usable\r
+ // as the array index.\r
+ //\r
+ TokenNumber--;\r
+ \r
+ if (Guid == NULL) {\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
+ ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);\r
+ }\r
\r
- GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r
+ GuidHob = GetFirstGuidHob (&gPcdPeiCallbackFnTableHobGuid);\r
ASSERT (GuidHob != NULL);\r
\r
- Database = GET_GUID_HOB_DATA (GuidHob);\r
+ CallbackTable = GET_GUID_HOB_DATA (GuidHob);\r
\r
- SetPcdEntryWorker (Database,\r
- TokenNumber,\r
- Guid,\r
- Type,\r
- Data\r
- );\r
+ CallbackTable += (TokenNumber * FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry));\r
\r
- return EFI_SUCCESS;\r
+ for (Idx = 0; Idx < FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry); Idx++) {\r
+ if (CallbackTable[Idx] != NULL) {\r
+ CallbackTable[Idx] (Guid,\r
+ (Guid == NULL)? TokenNumber: ExTokenNumber,\r
+ Data,\r
+ Size\r
+ );\r
+ }\r
+ }\r
+ \r
}\r
\r
\r
\r
-UINTN\r
-PeiGetPcdEntrySizeWorker (\r
- IN UINTN TokenNumber,\r
- IN CONST EFI_GUID *Guid OPTIONAL\r
+EFI_STATUS\r
+SetValueWorker (\r
+ IN UINTN TokenNumber,\r
+ IN VOID *Data,\r
+ IN UINTN Size\r
)\r
{\r
- PCD_DATABASE *Database;\r
- EFI_HOB_GUID_TYPE *GuidHob;\r
-\r
- GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r
- ASSERT (GuidHob != NULL);\r
+ return SetWorker (TokenNumber, Data, &Size, FALSE);\r
+}\r
\r
- Database = GET_GUID_HOB_DATA (GuidHob);\r
\r
- return GetPcdEntrySizeWorker (&Database->Info,\r
- TokenNumber,\r
- Guid\r
- );\r
\r
-}\r
+EFI_STATUS\r
+SetWorker (\r
+ IN UINTN TokenNumber,\r
+ IN OUT VOID *Data,\r
+ IN OUT UINTN *Size,\r
+ IN BOOLEAN PtrType\r
+ )\r
+{\r
+ UINT32 LocalTokenNumber;\r
+ PEI_PCD_DATABASE *PeiPcdDb;\r
+ UINT16 StringTableIdx;\r
+ UINTN Offset;\r
+ VOID *InternalData;\r
+ UINTN MaxSize;\r
+\r
+ if (!FeaturePcdGet(PcdPeiPcdDatabaseSetEnabled)) {\r
+ return EFI_UNSUPPORTED;\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
+ // 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
+ ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);\r
+ \r
+ PeiPcdDb = GetPcdDatabase ();\r
\r
+ LocalTokenNumber = PeiPcdDb->Init.LocalTokenNumberTable[TokenNumber];\r
\r
-/**\r
- The function registers the CallBackOnSet fucntion\r
- according to TokenNumber and EFI_GUID space.\r
+ if (!PtrType) {\r
+ ASSERT (PeiPcdGetSize(TokenNumber + 1) == *Size);\r
+ }\r
\r
- @param[in] TokenNumber The token number.\r
- @param[in] Guid The GUID space.\r
- @param[in] CallBackFunction The Callback function to be registered.\r
+ //\r
+ // We only invoke the callback function for Dynamic Type PCD Entry.\r
+ // For Dynamic EX PCD entry, we have invoked the callback function for Dynamic EX\r
+ // type PCD entry in ExSetWorker.\r
+ //\r
+ if (TokenNumber + 1 < PEI_NEX_TOKEN_NUMBER + 1) {\r
+ InvokeCallbackOnSet (0, NULL, TokenNumber + 1, Data, *Size);\r
+ }\r
\r
- @retval EFI_SUCCESS If the Callback function is registered.\r
- @retval EFI_NOT_FOUND If the PCD Entry is not found according to Token Number and GUID space.\r
---*/\r
-EFI_STATUS\r
-PeiRegisterCallBackWorker (\r
- IN UINTN TokenNumber,\r
- IN CONST EFI_GUID *Guid, OPTIONAL\r
- IN PCD_PPI_CALLBACK CallBackFunction,\r
- IN BOOLEAN Register\r
-)\r
-{\r
- PCD_DATABASE *Database;\r
- EFI_HOB_GUID_TYPE *GuidHob;\r
- PCD_INDEX *PcdIndex;\r
- UINTN Idx;\r
- PCD_PPI_CALLBACK *CallbackTable;\r
- PCD_PPI_CALLBACK Compare;\r
- PCD_PPI_CALLBACK Assign;\r
+ if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r
+ if (PtrType) {\r
+ MaxSize = GetPtrTypeSize (TokenNumber, &MaxSize, PeiPcdDb);\r
+ } else {\r
+ MaxSize = *Size;\r
+ }\r
+ LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize);\r
+ }\r
\r
- GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r
- ASSERT (GuidHob != NULL);\r
+ Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r
+ InternalData = (VOID *) ((UINT8 *) PeiPcdDb + Offset);\r
\r
- Database = GET_GUID_HOB_DATA (GuidHob);\r
+ switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r
+ case PCD_TYPE_VPD:\r
+ case PCD_TYPE_HII:\r
+ {\r
+ ASSERT (FALSE);\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
\r
- PcdIndex = FindPcdIndex (TokenNumber, Guid, &Database->Info, NULL);\r
+ case PCD_TYPE_STRING:\r
+ if (SetPtrTypeSize (TokenNumber, Size, PeiPcdDb)) {\r
+ StringTableIdx = *((UINT16 *)InternalData);\r
+ CopyMem (&PeiPcdDb->Init.StringTable[StringTableIdx], Data, *Size);\r
+ return EFI_SUCCESS;\r
+ } else {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
\r
- ASSERT (PcdIndex != NULL);\r
+ case PCD_TYPE_DATA:\r
+ {\r
+ if (PtrType) {\r
+ if (SetPtrTypeSize (TokenNumber, Size, PeiPcdDb)) {\r
+ CopyMem (InternalData, Data, *Size);\r
+ return EFI_SUCCESS;\r
+ } else {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ }\r
\r
- if (PcdIndex->StateByte.VpdEnable) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
+ switch (*Size) {\r
+ case sizeof(UINT8):\r
+ *((UINT8 *) InternalData) = *((UINT8 *) Data);\r
+ return EFI_SUCCESS;\r
\r
- Idx = ((UINTN) PcdIndex - Database->Info.CallbackTableOffset) / sizeof(PCD_INDEX);\r
+ case sizeof(UINT16):\r
+ *((UINT16 *) InternalData) = *((UINT16 *) Data);\r
+ return EFI_SUCCESS;\r
\r
- CallbackTable = (PCD_PPI_CALLBACK *) GetAbsoluteAddress (\r
- sizeof (PCD_PPI_CALLBACK) * Idx * Database->Info.MaxCallbackNum,\r
- Database->Info.CallbackTableOffset,\r
- &Database->Info\r
- );\r
+ case sizeof(UINT32):\r
+ *((UINT32 *) InternalData) = *((UINT32 *) Data);\r
+ return EFI_SUCCESS;\r
\r
- Compare = Register? NULL: CallBackFunction;\r
- Assign = Register? CallBackFunction: NULL;\r
+ case sizeof(UINT64):\r
+ *((UINT64 *) InternalData) = *((UINT64 *) Data);\r
+ return EFI_SUCCESS;\r
\r
- for (Idx = 0; Idx < Database->Info.MaxCallbackNum; Idx++) {\r
- if (CallbackTable[Idx] == Compare) {\r
- CallbackTable[Idx] = Assign;\r
- return EFI_SUCCESS;\r
+ default:\r
+ ASSERT (FALSE);\r
+ return EFI_NOT_FOUND;\r
+ }\r
}\r
+ \r
}\r
\r
- return Register? EFI_OUT_OF_RESOURCES : EFI_NOT_FOUND;\r
+ ASSERT (FALSE);\r
+ return EFI_NOT_FOUND;\r
\r
}\r
\r
\r
\r
EFI_STATUS\r
-PeiGetNextTokenWorker (\r
- IN OUT UINTN *TokenNumber,\r
- IN CONST EFI_GUID *Guid OPTIONAL\r
+ExSetValueWorker (\r
+ IN UINTN ExTokenNumber,\r
+ IN CONST EFI_GUID *Guid,\r
+ IN VOID *Data,\r
+ IN UINTN Size\r
)\r
{\r
- PCD_DATABASE *Database;\r
- EFI_HOB_GUID_TYPE *GuidHob;\r
-\r
- GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r
- ASSERT (GuidHob != NULL);\r
- \r
- Database = GET_GUID_HOB_DATA (GuidHob);\r
-\r
- return GetNextTokenWorker (&Database->Info,\r
- TokenNumber,\r
- Guid\r
- );\r
-\r
+ return ExSetWorker (ExTokenNumber, Guid, Data, &Size, FALSE);\r
}\r
\r
\r
\r
-VOID\r
-GetPcdImageInfo (\r
- IN CONST UINT8 *PcdImageOnFlash,\r
- OUT PCD_IMAGE_RECORD *ImageInfo\r
-)\r
+EFI_STATUS\r
+ExSetWorker (\r
+ IN UINTN ExTokenNumber,\r
+ IN CONST EFI_GUID *Guid,\r
+ IN VOID *Data,\r
+ IN OUT UINTN *Size,\r
+ IN BOOLEAN PtrType\r
+ )\r
{\r
- PCD_FFS_ENCODING *PcdFfsHdr;\r
+ UINTN TokenNumber;\r
\r
- PcdFfsHdr = (PCD_FFS_ENCODING *) PcdImageOnFlash;\r
+ if (!FeaturePcdGet(PcdPeiPcdDatabaseSetEnabled)) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
\r
- ZeroMem (ImageInfo, sizeof (*ImageInfo));\r
+ TokenNumber = GetExPcdTokenNumber (Guid, ExTokenNumber);\r
\r
- ImageInfo->ImageStart = PcdImageOnFlash;\r
+ InvokeCallbackOnSet (ExTokenNumber, Guid, TokenNumber, Data, *Size);\r
+\r
+ return SetWorker (TokenNumber, Data, Size, PtrType);\r
\r
- CopyMem (&ImageInfo->EntryCount, PcdFfsHdr->EntryCount, 3);\r
- \r
- CopyMem (&ImageInfo->GlobalDatumLength, PcdFfsHdr->GlobalDatumLength, 1);\r
- ASSERT (ImageInfo->GlobalDatumLength <= 3);\r
- \r
- CopyMem (&ImageInfo->GlobalOffsetLength, PcdFfsHdr->GlobalOffsetLength, 1);\r
- ASSERT (ImageInfo->GlobalOffsetLength <= 3);\r
- \r
- CopyMem (&ImageInfo->GlobalTokenLength, PcdFfsHdr->GlobalTokenLength, 1);\r
- ASSERT (ImageInfo->GlobalTokenLength <= 4);\r
-\r
- CopyMem (&ImageInfo->GlobalGuidTabIdxLength, PcdFfsHdr->GuidLength, 1);\r
- ASSERT (ImageInfo->GlobalGuidTabIdxLength <= 2);\r
-\r
- CopyMem (&ImageInfo->GlobalStrTabIdxLength, PcdFfsHdr->GlobalStrTabIdxLength, 1);\r
- ASSERT (ImageInfo->GlobalStrTabIdxLength <= 2);\r
-\r
- CopyMem (&ImageInfo->ImageLength, PcdFfsHdr->ImageLength, 3);\r
- CopyMem (&ImageInfo->IndexLength, PcdFfsHdr->PcdIndexLength, 3);\r
- CopyMem (&ImageInfo->WholeDataDefaultLength, PcdFfsHdr->WholeDataBufferLength, 3);\r
- CopyMem (&ImageInfo->DataDefaultLength, PcdFfsHdr->DataBufferLength, 3);\r
- CopyMem (&ImageInfo->GuidTableLength, PcdFfsHdr->GuidTableLength, 3);\r
-\r
- ImageInfo->StringTableLength = ImageInfo->ImageLength\r
- - sizeof (PCD_FFS_ENCODING)\r
- - ImageInfo->DataDefaultLength\r
- - ImageInfo->IndexLength\r
- - ImageInfo->GuidTableLength;\r
-\r
- ImageInfo->DataDefaultStart = PcdImageOnFlash + sizeof (PCD_FFS_ENCODING);\r
- ImageInfo->IndexStart = ImageInfo->DataDefaultStart + ImageInfo->DataDefaultLength;\r
- ImageInfo->GuidTableStart = (CONST EFI_GUID *)(ImageInfo->IndexStart + ImageInfo->IndexLength);\r
- ImageInfo->StringTableStart = (CONST UINT16 *) ((UINT8 *) ImageInfo->GuidTableStart + ImageInfo->GuidTableLength);\r
- \r
- return;\r
}\r
\r
\r
\r
-/**\r
- The function builds the PCD database based on the\r
- PCD_IMAGE on the flash.\r
-\r
- The layout of the PCD_DATABASE is as follows:\r
-\r
- ---------------------------\r
- | PCD_DATABASE_HEADER |\r
- ---------------------------\r
- | GUID_TABLE | Aligned on GUID (128 bits)\r
- ---------------------------\r
- | PCD_CALL_BACK_TABLE | Aligned on Pointer (32 bits or 64 bits)\r
- ---------------------------\r
- | PCD_INDEX_TABLE | Aligned on PCD_INDEX (see PCD_INDEX's declaration)\r
- ---------------------------\r
- | IMAGE_STRING_TABLE | Aligned on 16 Bits\r
- ---------------------------\r
- | IMAGE_PCD_INDEX | Unaligned\r
- ---------------------------\r
- | Data Defaults | Unaligned\r
- ---------------------------\r
- | Data Buffer |\r
- | for entries without |\r
- | defaults |\r
- ---------------------------\r
-\r
- @param[in] PcdImageOnFlash The PCD image on flash.\r
\r
- @retval VOID\r
---*/\r
-UINTN\r
-GetPcdDatabaseLen (\r
- IN CONST UINT8 *PcdImageOnFlash,\r
- OUT PCD_DATABASE_HEADER *Info,\r
- OUT PCD_IMAGE_RECORD *ImageInfo\r
+VOID *\r
+ExGetWorker (\r
+ IN CONST EFI_GUID *Guid,\r
+ IN UINTN ExTokenNumber,\r
+ IN UINTN GetSize\r
)\r
{\r
- UINTN DatabaseLen;\r
- UINTN DatabaseHeaderLength;\r
- UINTN PcdIndexLength;\r
- UINTN CallbackBufferLength;\r
-\r
-\r
- GetPcdImageInfo (PcdImageOnFlash, ImageInfo);\r
-\r
- Info->MaxCallbackNum = FixedPcdGet32(PcdMaxPcdCallBackNumber) ;\r
-\r
- DatabaseHeaderLength = sizeof (PCD_DATABASE) - sizeof(UINT8);\r
-\r
- PcdIndexLength = sizeof (PCD_INDEX) * ImageInfo->EntryCount;\r
- CallbackBufferLength = sizeof (PCD_PPI_CALLBACK) * Info->MaxCallbackNum * ImageInfo->EntryCount;\r
-\r
- Info->EntryCount = ImageInfo->EntryCount;\r
- Info->GuidTableOffset = DatabaseHeaderLength;\r
- Info->CallbackTableOffset = Info->GuidTableOffset + ImageInfo->GuidTableLength;\r
- Info->PcdIndexOffset = Info->PcdIndexOffset + PcdIndexLength;\r
- Info->ImageIndexOffset = Info->CallbackTableOffset + CallbackBufferLength;\r
- Info->DataBufferOffset = Info->ImageIndexOffset + ImageInfo->DataDefaultLength;\r
-\r
- Info->HiiGuidOffsetLength = ImageInfo->GlobalGuidTabIdxLength;\r
- Info->HiiVariableOffsetLength = ImageInfo->GlobalStrTabIdxLength;\r
- Info->ExtendedOffsetLength = ImageInfo->GlobalOffsetLength;\r
-\r
- Info->SkuId = 0;\r
-\r
- DatabaseLen = DatabaseHeaderLength\r
- + ImageInfo->GuidTableLength\r
- + PcdIndexLength\r
- + CallbackBufferLength\r
- + ImageInfo->IndexLength\r
- + ImageInfo->WholeDataDefaultLength;\r
-\r
- Info->DatabaseLen = DatabaseLen;\r
-\r
- return DatabaseLen;\r
+ if (!FeaturePcdGet (PcdPeiPcdDatabaseExEnabled)) {\r
+ ASSERT (FALSE);\r
+ return 0;\r
+ }\r
+ \r
+ return GetWorker (GetExPcdTokenNumber (Guid, ExTokenNumber), GetSize);\r
}\r
\r
\r
-/**\r
- The function constructs a single PCD_INDEX according a index in\r
- <PCD_IMAGE>.\r
\r
- @param[in] ImageIndex The starting address of a PCD index defined in PCD spec 0.51.\r
- @param[in] Index The output PCD_INDEX. \r
- @param[in] ImageInfo The attributes of the PCD_IMAGE as this binary stream is highly\r
- optimized for size.\r
\r
- @retval UINTN The length of the current PCD index.\r
-**/\r
-UINTN\r
-BuildPcdIndex (\r
- IN CONST UINT8 *ImageIndex,\r
- OUT PCD_INDEX *Index,\r
- IN CONST PCD_IMAGE_RECORD *ImageInfo\r
-)\r
+VOID *\r
+GetWorker (\r
+ UINTN TokenNumber,\r
+ UINTN GetSize\r
+ )\r
{\r
- UINTN SkuCount;\r
- CONST UINT8 *ImageIndexBackUp;\r
+ UINT32 Offset;\r
+ EFI_GUID *Guid;\r
+ UINT16 *Name;\r
+ VARIABLE_HEAD *VariableHead;\r
+ EFI_STATUS Status;\r
+ UINTN DataSize;\r
+ VOID *Data;\r
+ UINT16 *StringTable;\r
+ UINT16 StringTableIdx;\r
+ PEI_PCD_DATABASE *PeiPcdDb;\r
+ UINT32 LocalTokenNumber;\r
+ UINTN MaxSize;\r
\r
- ImageIndexBackUp = ImageIndex;\r
- \r
//\r
- // Token Number\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
- CopyMem (&Index->TokenNumber,\r
- ImageIndex,\r
- ImageInfo->GlobalTokenLength\r
- );\r
+ TokenNumber--;\r
\r
- ImageIndex += ImageInfo->GlobalTokenLength;\r
- \r
- //\r
- // State Byte\r
- //\r
- PcdImageExpandStateByte (&Index->StateByte,\r
- *ImageIndex\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
+ ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);\r
\r
- ImageIndex += 1;\r
- \r
- //\r
- // Dataum Size\r
- //\r
- CopyMem (&Index->DatumSize,\r
- ImageIndex,\r
- ImageInfo->GlobalDatumLength\r
- );\r
+ ASSERT ((GetSize == PeiPcdGetSize(TokenNumber + 1)) || (GetSize == 0));\r
\r
- ImageIndex += ImageInfo->GlobalDatumLength;\r
+ PeiPcdDb = GetPcdDatabase ();\r
\r
- //\r
- // SKU_DATA\r
- //\r
- if (Index->StateByte.SkuEnable) {\r
- Index->SkuCount = *ImageIndex;\r
- SkuCount = *ImageIndex;\r
- ImageIndex++;\r
- Index->SkuIdArray = (UINT32) ImageIndex - (UINT32) ImageInfo->IndexStart;\r
- ImageIndex += Index->SkuCount;\r
- } else {\r
- //\r
- // There is always a default SKU_ID of zero even \r
- // if SKU is not enabled for this PCD entry.\r
- // \r
- //\r
- SkuCount = 1;\r
- }\r
+ LocalTokenNumber = PeiPcdDb->Init.LocalTokenNumberTable[TokenNumber];\r
\r
- //\r
- // Extended Offset\r
- //\r
- CopyMem (&Index->ExtendedDataOffset,\r
- ImageIndex,\r
- ImageInfo->GlobalOffsetLength\r
- );\r
+ if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r
+ if (GetSize == 0) {\r
+ MaxSize = GetPtrTypeSize (TokenNumber, &MaxSize, PeiPcdDb);\r
+ } else {\r
+ MaxSize = GetSize;\r
+ }\r
+ LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize);\r
+ }\r
\r
- ImageIndex += ImageInfo->GlobalOffsetLength * SkuCount;\r
+ Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r
+ StringTable = PeiPcdDb->Init.StringTable;\r
+ \r
+ switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r
+ case PCD_TYPE_VPD:\r
+ {\r
+ VPD_HEAD *VpdHead;\r
+ VpdHead = (VPD_HEAD *) ((UINT8 *)PeiPcdDb + Offset);\r
+ return (VOID *) (UINTN) (FixedPcdGet32(PcdVpdBaseAddress) + VpdHead->Offset);\r
+ }\r
+ \r
+ case PCD_TYPE_HII:\r
+ {\r
+ VariableHead = (VARIABLE_HEAD *) ((UINT8 *)PeiPcdDb + Offset);\r
+ \r
+ Guid = &(PeiPcdDb->Init.GuidTable[VariableHead->GuidTableIndex]);\r
+ Name = &StringTable[VariableHead->StringIndex];\r
+\r
+ Status = GetHiiVariable (Guid, Name, &Data, &DataSize);\r
+\r
+ if (Status == EFI_SUCCESS) {\r
+ return (VOID *) ((UINT8 *) Data + VariableHead->Offset);\r
+ } else {\r
+ //\r
+ // Return the default value specified by Platform Integrator \r
+ //\r
+ return (VOID *) ((UINT8 *) PeiPcdDb + VariableHead->DefaultValueOffset);\r
+ }\r
+ }\r
\r
- //\r
- // DynamicEX Guid Offset\r
- //\r
- if (Index->StateByte.ExtendedGuidPresent) {\r
- CopyMem (&Index->DynamicExGuid,\r
- ImageIndex,\r
- ImageInfo->GlobalGuidTabIdxLength\r
- );\r
+ case PCD_TYPE_DATA:\r
+ return (VOID *) ((UINT8 *)PeiPcdDb + Offset);\r
\r
- ImageIndex += ImageInfo->GlobalGuidTabIdxLength;\r
- }\r
+ case PCD_TYPE_STRING:\r
+ StringTableIdx = (UINT16) *((UINT8 *) PeiPcdDb + Offset);\r
+ return (VOID *) (&StringTable[StringTableIdx]);\r
\r
- //\r
- // HII_DATA\r
- //\r
- if (Index->StateByte.HiiEnable) {\r
- Index->HiiData = (UINT32) ImageIndex - (UINT32) ImageInfo->IndexStart;\r
- ImageIndex += ((ImageInfo->GlobalStrTabIdxLength + ImageInfo->GlobalGuidTabIdxLength) * SkuCount);\r
+ default:\r
+ ASSERT (FALSE);\r
+ break;\r
+ \r
}\r
\r
- return (UINTN) (ImageIndex - ImageIndexBackUp);\r
+ ASSERT (FALSE);\r
+ \r
+ return NULL;\r
+ \r
}\r
\r
\r
\r
-\r
-/**\r
- The function builds the PCD database based on the\r
- PCD_IMAGE on the flash.\r
-\r
- @param[in] Database The database instance.\r
- @param[in] ImageIndex The starting address of a PCD index defined in PCD spec 0.51.\r
- @param[in] ImageInfo The attributes of the PCD_IMAGE as this binary stream is highly\r
- optimized for size.\r
-\r
- @retval VOID\r
-**/\r
-VOID\r
-BuildPcdDatabaseIndex (\r
- PCD_DATABASE *Database,\r
- UINT8 *ImageIndex,\r
- PCD_IMAGE_RECORD *ImageInfo\r
+UINTN \r
+GetExPcdTokenNumber (\r
+ IN CONST EFI_GUID *Guid,\r
+ IN UINTN ExTokenNumber\r
)\r
{\r
- UINTN Idx;\r
- UINTN Len;\r
- PCD_INDEX *IndexTable;\r
-\r
- IndexTable = (PCD_INDEX *) GetAbsoluteAddress (0, Database->Info.PcdIndexOffset, Database);\r
+ UINT32 i;\r
+ DYNAMICEX_MAPPING *ExMap;\r
+ EFI_GUID *GuidTable;\r
+ EFI_GUID *MatchGuid;\r
+ UINTN MatchGuidIdx;\r
+ PEI_PCD_DATABASE *PeiPcdDb;\r
+\r
+ PeiPcdDb = GetPcdDatabase();\r
+ \r
+ ExMap = PeiPcdDb->Init.ExMapTable;\r
+ GuidTable = PeiPcdDb->Init.GuidTable;\r
\r
- for (Idx = 0; Idx < Database->Info.EntryCount; Idx++) {\r
- Len = BuildPcdIndex (ImageIndex, &IndexTable[Idx], ImageInfo);\r
- ImageIndex += Len;\r
+ MatchGuid = ScanGuid (GuidTable, sizeof(PeiPcdDb->Init.GuidTable), Guid);\r
+ //\r
+ // We need to ASSERT here. If GUID can't be found in GuidTable, this is a\r
+ // error in the BUILD system.\r
+ //\r
+ ASSERT (MatchGuid != NULL);\r
+ \r
+ MatchGuidIdx = MatchGuid - GuidTable;\r
+ \r
+ for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) {\r
+ if ((ExTokenNumber == ExMap[i].ExTokenNumber) && \r
+ (MatchGuidIdx == ExMap[i].ExGuidIndex)) {\r
+ return ExMap[i].LocalTokenNumber;\r
+ }\r
}\r
-\r
- return;\r
+ \r
+ ASSERT (FALSE);\r
+ \r
+ return 0;\r
}\r
\r
\r
-/**\r
- The function builds the PCD database based on the\r
- PCD_IMAGE on the flash.\r
-\r
- @param[in] PcdImageOnFlash The PCD image on flash.\r
\r
- @retval VOID\r
---*/\r
-VOID\r
-BuildPcdDatabase (\r
- UINT8 *PcdImageOnFlash\r
+PEI_PCD_DATABASE *\r
+GetPcdDatabase (\r
+ VOID\r
)\r
{\r
- PCD_DATABASE *Database;\r
- UINTN Len;\r
- PCD_IMAGE_RECORD ImageInfo;\r
- UINT8 *ImageIndex;\r
- PCD_DATABASE_HEADER DatabaseHeader;\r
-\r
- Len = GetPcdDatabaseLen(PcdImageOnFlash, &DatabaseHeader, &ImageInfo);\r
-\r
- Database = BuildGuidHob (&gPcdDataBaseHobGuid, Len);\r
- ASSERT (Database != NULL);\r
-\r
- ZeroMem (Database, Len);\r
-\r
- //\r
- // Update Database header\r
- //\r
- CopyMem (&Database->Info, &DatabaseHeader, sizeof (DatabaseHeader));\r
+ EFI_HOB_GUID_TYPE *GuidHob;\r
\r
- //\r
- // I need this to get the GuidTableOffset as we don't\r
- // know if Database field of PCD_DATABASE starts from an aligned\r
- // address. The compilor may add padding after PCD_DATABASE_HEADER field.\r
- //\r
- Database->Info.GuidTableOffset = ((UINTN) &Database->GuidTable) - (UINTN)Database;\r
+ GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r
+ ASSERT (GuidHob != NULL);\r
\r
- //\r
- // Copy Guid Table from Flash\r
- //\r
- CopyMem ((UINT8 *) Database + Database->Info.GuidTableOffset,\r
- ImageInfo.GuidTableStart,\r
- ImageInfo.GuidTableLength\r
- );\r
-\r
- //\r
- // Copy ImageIndex from Flash\r
- //\r
- CopyMem ((UINT8 *) Database + Database->Info.ImageIndexOffset,\r
- ImageInfo.IndexStart,\r
- ImageInfo.IndexLength\r
- );\r
-\r
- //\r
- // Copy Default Value\r
- //\r
- CopyMem ((UINT8 *) Database + Database->Info.DataBufferOffset,\r
- ImageInfo.DataDefaultStart,\r
- ImageInfo.DataDefaultLength\r
- );\r
-\r
- //\r
- // Copy String Table\r
- //\r
- CopyMem ((UINT8 *) Database + Database->Info.StringTableOffset,\r
- ImageInfo.StringTableStart,\r
- ImageInfo.StringTableLength\r
- );\r
-\r
- ImageIndex = GetAbsoluteAddress (0, Database->Info.ImageIndexOffset, Database);\r
-\r
- BuildPcdDatabaseIndex (Database, ImageIndex, &ImageInfo);\r
-\r
- return;\r
+ return (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);\r
}\r
\r
\r
\r
-/**\r
- The function is provided by PCD PEIM and PCD DXE driver to\r
- do the work of reading a HII variable from variable service.\r
-\r
- @param[in] VariableGuid The Variable GUID.\r
- @param[in] VariableName The Variable Name.\r
- @param[out] VariableData The output data.\r
- @param[out] VariableSize The size of the variable.\r
-\r
- @retval EFI_SUCCESS Operation successful.\r
- @retval EFI_SUCCESS Variablel not found.\r
---*/\r
-EFI_STATUS\r
-GetHiiVariable (\r
- IN EFI_GUID *VariableGuid,\r
- IN UINT16 *VariableName,\r
- OUT VOID **VariableData,\r
- OUT UINTN *VariableSize\r
+SKU_ID *\r
+GetSkuIdArray (\r
+ IN UINTN LocalTokenNumberTableIdx,\r
+ IN PEI_PCD_DATABASE *Database\r
)\r
{\r
- UINTN Size;\r
- EFI_STATUS Status;\r
- VOID *Buffer;\r
- EFI_PEI_READ_ONLY_VARIABLE_PPI *VariablePpi;\r
-\r
- Status = PeiCoreLocatePpi (&gEfiPeiReadOnlyVariablePpiGuid, 0, NULL, &VariablePpi);\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- Size = 0;\r
-\r
- Status = VariablePpi->PeiGetVariable (\r
- GetPeiServicesTablePointer (),\r
- VariableName,\r
- VariableGuid,\r
- NULL,\r
- &Size,\r
- NULL\r
- );\r
- ASSERT (Status == EFI_BUFFER_TOO_SMALL);\r
+ SKU_HEAD *SkuHead;\r
+ UINTN LocalTokenNumber;\r
\r
- Status = PeiCoreAllocatePool (Size, &Buffer);\r
- ASSERT_EFI_ERROR (Status);\r
+ LocalTokenNumber = Database->Init.LocalTokenNumberTable[LocalTokenNumberTableIdx];\r
\r
- // declare a local for STP.\r
- //\r
- Status = VariablePpi->PeiGetVariable (\r
- GetPeiServicesTablePointer (),\r
- (UINT16 *) VariableName,\r
- VariableGuid,\r
- NULL,\r
- &Size,\r
- Buffer\r
- );\r
- ASSERT_EFI_ERROR (Status);\r
+ ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) != 0);\r
\r
- *VariableSize = Size;\r
- *VariableData = Buffer;\r
+ SkuHead = (SKU_HEAD *) ((UINT8 *)Database + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r
\r
- return EFI_SUCCESS;\r
+ return (SKU_ID *) ((UINT8 *)Database + SkuHead->SkuIdTableOffset);\r
+ \r
}\r
\r
\r
\r
-/**\r
- The function is provided by PCD PEIM and PCD DXE driver to\r
- do the work of reading a HII variable from variable service.\r
-\r
- @param[in] VariableGuid The Variable GUID.\r
- @param[in] VariableName The Variable Name.\r
- @param[in] Data The input data.\r
- @param[out] VariableSize The size of the variable.\r
- @param[in] Offset The offset of the variable data that a PCD entry will starts from.\r
-\r
- @retval EFI_SUCCESS Operation successful.\r
- @retval EFI_SUCCESS Variablel not found.\r
---*/\r
-EFI_STATUS\r
-SetHiiVariable (\r
- IN EFI_GUID *VariableGuid,\r
- IN UINT16 *VariableName,\r
- IN CONST VOID *Data,\r
- IN UINTN VariableSize,\r
- IN UINTN Offset\r
+UINTN\r
+GetSizeTableIndex (\r
+ IN UINTN LocalTokenNumberTableIdx,\r
+ IN PEI_PCD_DATABASE *Database\r
)\r
{\r
- ASSERT (FALSE);\r
- return EFI_INVALID_PARAMETER;\r
-}\r
+ UINTN i;\r
+ UINTN SizeTableIdx;\r
+ UINTN LocalTokenNumber;\r
+ SKU_ID *SkuIdTable;\r
+ \r
+ SizeTableIdx = 0;\r
+\r
+ for (i=0; i<LocalTokenNumberTableIdx; i++) {\r
+ LocalTokenNumber = Database->Init.LocalTokenNumberTable[i];\r
+\r
+ if ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER) {\r
+ //\r
+ // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r
+ // PCD entry.\r
+ //\r
+ if (LocalTokenNumber & PCD_TYPE_VPD) {\r
+ //\r
+ // We have only one entry for VPD enabled PCD entry:\r
+ // 1) MAX Size.\r
+ // We consider current size is equal to MAX size.\r
+ //\r
+ SizeTableIdx++;\r
+ } else {\r
+ if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r
+ //\r
+ // We have only two entry for Non-Sku enabled PCD entry:\r
+ // 1) MAX SIZE\r
+ // 2) Current Size\r
+ //\r
+ SizeTableIdx += 2;\r
+ } else {\r
+ //\r
+ // We have these entry for SKU enabled PCD entry\r
+ // 1) MAX SIZE\r
+ // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r
+ //\r
+ SkuIdTable = GetSkuIdArray (i, Database);\r
+ SizeTableIdx += (UINTN)*SkuIdTable + 1;\r
+ }\r
+ }\r
+ }\r
\r
+ }\r
\r
+ return SizeTableIdx;\r
+}\r
projects / mirror_edk2.git / blobdiff