| /** @file | |
| Private functions used by PCD PEIM. | |
| Copyright (c) 2006, Intel Corporation | |
| All rights reserved. This program and the accompanying materials | |
| are licensed and made available under the terms and conditions of the BSD License | |
| which accompanies this distribution. The full text of the license may be found at | |
| http://opensource.org/licenses/bsd-license.php | |
| THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
| WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
| Module Name: Service.c | |
| **/ | |
| #include "Service.h" | |
| /** | |
| The function registers the CallBackOnSet fucntion | |
| according to TokenNumber and EFI_GUID space. | |
| @param TokenNumber The token number. | |
| @param Guid The GUID space. | |
| @param CallBackFunction The Callback function to be registered. | |
| @param Register To register or unregister the callback function. | |
| @retval EFI_SUCCESS If the Callback function is registered. | |
| @retval EFI_NOT_FOUND If the PCD Entry is not found according to Token Number and GUID space. | |
| @retval EFI_OUT_OF_RESOURCES If the callback function can't be registered because there is not free | |
| slot left in the CallbackFnTable. | |
| --*/ | |
| EFI_STATUS | |
| PeiRegisterCallBackWorker ( | |
| IN UINTN ExTokenNumber, | |
| IN CONST EFI_GUID *Guid, OPTIONAL | |
| IN PCD_PPI_CALLBACK CallBackFunction, | |
| IN BOOLEAN Register | |
| ) | |
| { | |
| EFI_HOB_GUID_TYPE *GuidHob; | |
| PCD_PPI_CALLBACK *CallbackTable; | |
| PCD_PPI_CALLBACK Compare; | |
| PCD_PPI_CALLBACK Assign; | |
| UINT32 LocalTokenNumber; | |
| UINTN TokenNumber; | |
| UINTN Idx; | |
| if (Guid == NULL) { | |
| TokenNumber = ExTokenNumber; | |
| // | |
| // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER. | |
| // We have to decrement TokenNumber by 1 to make it usable | |
| // as the array index. | |
| // | |
| TokenNumber--; | |
| ASSERT (TokenNumber + 1 < PEI_NEX_TOKEN_NUMBER + 1); | |
| } else { | |
| TokenNumber = GetExPcdTokenNumber (Guid, ExTokenNumber); | |
| // | |
| // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER. | |
| // We have to decrement TokenNumber by 1 to make it usable | |
| // as the array index. | |
| // | |
| TokenNumber--; | |
| // EBC compiler is very choosy. It may report warning about comparison | |
| // between UINTN and 0 . So we add 1 in each size of the | |
| // comparison. | |
| ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1); | |
| } | |
| LocalTokenNumber = GetPcdDatabase()->Init.LocalTokenNumberTable[TokenNumber]; | |
| // | |
| // We don't support SET for HII and VPD type PCD entry in PEI phase. | |
| // So we will assert if any register callback for such PCD entry. | |
| // | |
| ASSERT ((LocalTokenNumber & PCD_TYPE_HII) == 0); | |
| ASSERT ((LocalTokenNumber & PCD_TYPE_VPD) == 0); | |
| GuidHob = GetFirstGuidHob (&gPcdPeiCallbackFnTableHobGuid); | |
| ASSERT (GuidHob != NULL); | |
| CallbackTable = GET_GUID_HOB_DATA (GuidHob); | |
| CallbackTable = CallbackTable + (TokenNumber * FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry)); | |
| Compare = Register? NULL: CallBackFunction; | |
| Assign = Register? CallBackFunction: NULL; | |
| for (Idx = 0; Idx < FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry); Idx++) { | |
| if (CallbackTable[Idx] == Compare) { | |
| CallbackTable[Idx] = Assign; | |
| return EFI_SUCCESS; | |
| } | |
| } | |
| return Register? EFI_OUT_OF_RESOURCES : EFI_NOT_FOUND; | |
| } | |
| /** | |
| The function builds the PCD database. | |
| @param VOID | |
| @retval VOID | |
| --*/ | |
| VOID | |
| BuildPcdDatabase ( | |
| VOID | |
| ) | |
| { | |
| PEI_PCD_DATABASE *Database; | |
| VOID *CallbackFnTable; | |
| UINTN SizeOfCallbackFnTable; | |
| Database = BuildGuidHob (&gPcdDataBaseHobGuid, sizeof (PEI_PCD_DATABASE)); | |
| ZeroMem (Database, sizeof (PEI_PCD_DATABASE)); | |
| // | |
| // gPEIPcdDbInit is smaller than PEI_PCD_DATABASE | |
| // | |
| CopyMem (&Database->Init, &gPEIPcdDbInit, sizeof (gPEIPcdDbInit)); | |
| SizeOfCallbackFnTable = PEI_LOCAL_TOKEN_NUMBER * sizeof (PCD_PPI_CALLBACK) * FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry); | |
| CallbackFnTable = BuildGuidHob (&gPcdPeiCallbackFnTableHobGuid, SizeOfCallbackFnTable); | |
| ZeroMem (CallbackFnTable, SizeOfCallbackFnTable); | |
| return; | |
| } | |
| /** | |
| The function is provided by PCD PEIM and PCD DXE driver to | |
| do the work of reading a HII variable from variable service. | |
| @param VariableGuid The Variable GUID. | |
| @param VariableName The Variable Name. | |
| @param VariableData The output data. | |
| @param VariableSize The size of the variable. | |
| @retval EFI_SUCCESS Operation successful. | |
| @retval EFI_NOT_FOUND Variablel not found. | |
| --*/ | |
| STATIC | |
| EFI_STATUS | |
| GetHiiVariable ( | |
| IN CONST EFI_GUID *VariableGuid, | |
| IN UINT16 *VariableName, | |
| OUT VOID **VariableData, | |
| OUT UINTN *VariableSize | |
| ) | |
| { | |
| UINTN Size; | |
| EFI_STATUS Status; | |
| VOID *Buffer; | |
| EFI_PEI_READ_ONLY_VARIABLE_PPI *VariablePpi; | |
| Status = PeiServicesLocatePpi (&gEfiPeiReadOnlyVariablePpiGuid, 0, NULL, (VOID **) &VariablePpi); | |
| ASSERT_EFI_ERROR (Status); | |
| Size = 0; | |
| Status = VariablePpi->PeiGetVariable ( | |
| GetPeiServicesTablePointer (), | |
| VariableName, | |
| (EFI_GUID *) VariableGuid, | |
| NULL, | |
| &Size, | |
| NULL | |
| ); | |
| if (Status == EFI_BUFFER_TOO_SMALL) { | |
| Status = PeiServicesAllocatePool (Size, &Buffer); | |
| ASSERT_EFI_ERROR (Status); | |
| Status = VariablePpi->PeiGetVariable ( | |
| GetPeiServicesTablePointer (), | |
| (UINT16 *) VariableName, | |
| (EFI_GUID *) VariableGuid, | |
| NULL, | |
| &Size, | |
| Buffer | |
| ); | |
| ASSERT_EFI_ERROR (Status); | |
| *VariableSize = Size; | |
| *VariableData = Buffer; | |
| return EFI_SUCCESS; | |
| } else { | |
| return EFI_NOT_FOUND; | |
| } | |
| } | |
| STATIC | |
| UINT32 | |
| GetSkuEnabledTokenNumber ( | |
| UINT32 LocalTokenNumber, | |
| UINTN Size | |
| ) | |
| { | |
| PEI_PCD_DATABASE *PeiPcdDb; | |
| SKU_HEAD *SkuHead; | |
| SKU_ID *SkuIdTable; | |
| INTN i; | |
| UINT8 *Value; | |
| PeiPcdDb = GetPcdDatabase (); | |
| ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0); | |
| SkuHead = (SKU_HEAD *) ((UINT8 *)PeiPcdDb + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK)); | |
| Value = (UINT8 *) ((UINT8 *)PeiPcdDb + (SkuHead->SkuDataStartOffset)); | |
| SkuIdTable = (SKU_ID *) ((UINT8 *)PeiPcdDb + (SkuHead->SkuIdTableOffset)); | |
| for (i = 0; i < SkuIdTable[0]; i++) { | |
| if (PeiPcdDb->Init.SystemSkuId == SkuIdTable[i + 1]) { | |
| break; | |
| } | |
| } | |
| switch (LocalTokenNumber & PCD_TYPE_ALL_SET) { | |
| case PCD_TYPE_VPD: | |
| Value = (UINT8 *) &(((VPD_HEAD *) Value)[i]); | |
| return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_VPD); | |
| case PCD_TYPE_HII: | |
| Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[i]); | |
| return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_HII); | |
| case PCD_TYPE_STRING: | |
| Value = (UINT8 *) &(((STRING_HEAD *) Value)[i]); | |
| return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_STRING); | |
| case PCD_TYPE_DATA: | |
| Value += Size * i; | |
| return (UINT32) (Value - (UINT8 *) PeiPcdDb); | |
| default: | |
| ASSERT (FALSE); | |
| } | |
| ASSERT (FALSE); | |
| return 0; | |
| } | |
| STATIC | |
| VOID | |
| InvokeCallbackOnSet ( | |
| UINTN ExTokenNumber, | |
| CONST EFI_GUID *Guid, OPTIONAL | |
| UINTN TokenNumber, | |
| VOID *Data, | |
| UINTN Size | |
| ) | |
| { | |
| EFI_HOB_GUID_TYPE *GuidHob; | |
| PCD_PPI_CALLBACK *CallbackTable; | |
| UINTN Idx; | |
| // | |
| // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER. | |
| // We have to decrement TokenNumber by 1 to make it usable | |
| // as the array index. | |
| // | |
| TokenNumber--; | |
| if (Guid == NULL) { | |
| // EBC compiler is very choosy. It may report warning about comparison | |
| // between UINTN and 0 . So we add 1 in each size of the | |
| // comparison. | |
| ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1); | |
| } | |
| GuidHob = GetFirstGuidHob (&gPcdPeiCallbackFnTableHobGuid); | |
| ASSERT (GuidHob != NULL); | |
| CallbackTable = GET_GUID_HOB_DATA (GuidHob); | |
| CallbackTable += (TokenNumber * FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry)); | |
| for (Idx = 0; Idx < FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry); Idx++) { | |
| if (CallbackTable[Idx] != NULL) { | |
| CallbackTable[Idx] (Guid, | |
| (Guid == NULL)? TokenNumber: ExTokenNumber, | |
| Data, | |
| Size | |
| ); | |
| } | |
| } | |
| } | |
| EFI_STATUS | |
| SetValueWorker ( | |
| IN UINTN TokenNumber, | |
| IN VOID *Data, | |
| IN UINTN Size | |
| ) | |
| { | |
| return SetWorker (TokenNumber, Data, &Size, FALSE); | |
| } | |
| EFI_STATUS | |
| SetWorker ( | |
| IN UINTN TokenNumber, | |
| IN OUT VOID *Data, | |
| IN OUT UINTN *Size, | |
| IN BOOLEAN PtrType | |
| ) | |
| { | |
| UINT32 LocalTokenNumber; | |
| PEI_PCD_DATABASE *PeiPcdDb; | |
| UINT16 StringTableIdx; | |
| UINTN Offset; | |
| VOID *InternalData; | |
| UINTN MaxSize; | |
| if (!FeaturePcdGet(PcdPeiPcdDatabaseSetEnabled)) { | |
| return EFI_UNSUPPORTED; | |
| } | |
| // | |
| // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER. | |
| // We have to decrement TokenNumber by 1 to make it usable | |
| // as the array index. | |
| // | |
| TokenNumber--; | |
| // EBC compiler is very choosy. It may report warning about comparison | |
| // between UINTN and 0 . So we add 1 in each size of the | |
| // comparison. | |
| ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1); | |
| PeiPcdDb = GetPcdDatabase (); | |
| LocalTokenNumber = PeiPcdDb->Init.LocalTokenNumberTable[TokenNumber]; | |
| if (!PtrType) { | |
| ASSERT (PeiPcdGetSize(TokenNumber + 1) == *Size); | |
| } | |
| // | |
| // We only invoke the callback function for Dynamic Type PCD Entry. | |
| // For Dynamic EX PCD entry, we have invoked the callback function for Dynamic EX | |
| // type PCD entry in ExSetWorker. | |
| // | |
| if (TokenNumber + 1 < PEI_NEX_TOKEN_NUMBER + 1) { | |
| InvokeCallbackOnSet (0, NULL, TokenNumber + 1, Data, *Size); | |
| } | |
| if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) { | |
| if (PtrType) { | |
| MaxSize = GetPtrTypeSize (TokenNumber, &MaxSize, PeiPcdDb); | |
| } else { | |
| MaxSize = *Size; | |
| } | |
| LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize); | |
| } | |
| Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK; | |
| InternalData = (VOID *) ((UINT8 *) PeiPcdDb + Offset); | |
| switch (LocalTokenNumber & PCD_TYPE_ALL_SET) { | |
| case PCD_TYPE_VPD: | |
| case PCD_TYPE_HII: | |
| { | |
| ASSERT (FALSE); | |
| return EFI_INVALID_PARAMETER; | |
| } | |
| case PCD_TYPE_STRING: | |
| if (SetPtrTypeSize (TokenNumber, Size, PeiPcdDb)) { | |
| StringTableIdx = *((UINT16 *)InternalData); | |
| CopyMem (&PeiPcdDb->Init.StringTable[StringTableIdx], Data, *Size); | |
| return EFI_SUCCESS; | |
| } else { | |
| return EFI_INVALID_PARAMETER; | |
| } | |
| case PCD_TYPE_DATA: | |
| { | |
| if (PtrType) { | |
| if (SetPtrTypeSize (TokenNumber, Size, PeiPcdDb)) { | |
| CopyMem (InternalData, Data, *Size); | |
| return EFI_SUCCESS; | |
| } else { | |
| return EFI_INVALID_PARAMETER; | |
| } | |
| } | |
| switch (*Size) { | |
| case sizeof(UINT8): | |
| *((UINT8 *) InternalData) = *((UINT8 *) Data); | |
| return EFI_SUCCESS; | |
| case sizeof(UINT16): | |
| *((UINT16 *) InternalData) = *((UINT16 *) Data); | |
| return EFI_SUCCESS; | |
| case sizeof(UINT32): | |
| *((UINT32 *) InternalData) = *((UINT32 *) Data); | |
| return EFI_SUCCESS; | |
| case sizeof(UINT64): | |
| *((UINT64 *) InternalData) = *((UINT64 *) Data); | |
| return EFI_SUCCESS; | |
| default: | |
| ASSERT (FALSE); | |
| return EFI_NOT_FOUND; | |
| } | |
| } | |
| } | |
| ASSERT (FALSE); | |
| return EFI_NOT_FOUND; | |
| } | |
| EFI_STATUS | |
| ExSetValueWorker ( | |
| IN UINTN ExTokenNumber, | |
| IN CONST EFI_GUID *Guid, | |
| IN VOID *Data, | |
| IN UINTN Size | |
| ) | |
| { | |
| return ExSetWorker (ExTokenNumber, Guid, Data, &Size, FALSE); | |
| } | |
| EFI_STATUS | |
| ExSetWorker ( | |
| IN UINTN ExTokenNumber, | |
| IN CONST EFI_GUID *Guid, | |
| IN VOID *Data, | |
| IN OUT UINTN *Size, | |
| IN BOOLEAN PtrType | |
| ) | |
| { | |
| UINTN TokenNumber; | |
| if (!FeaturePcdGet(PcdPeiPcdDatabaseSetEnabled)) { | |
| return EFI_UNSUPPORTED; | |
| } | |
| TokenNumber = GetExPcdTokenNumber (Guid, ExTokenNumber); | |
| InvokeCallbackOnSet (ExTokenNumber, Guid, TokenNumber, Data, *Size); | |
| return SetWorker (TokenNumber, Data, Size, PtrType); | |
| } | |
| VOID * | |
| ExGetWorker ( | |
| IN CONST EFI_GUID *Guid, | |
| IN UINTN ExTokenNumber, | |
| IN UINTN GetSize | |
| ) | |
| { | |
| if (!FeaturePcdGet (PcdPeiPcdDatabaseExEnabled)) { | |
| ASSERT (FALSE); | |
| return 0; | |
| } | |
| return GetWorker (GetExPcdTokenNumber (Guid, ExTokenNumber), GetSize); | |
| } | |
| VOID * | |
| GetWorker ( | |
| UINTN TokenNumber, | |
| UINTN GetSize | |
| ) | |
| { | |
| UINT32 Offset; | |
| EFI_GUID *Guid; | |
| UINT16 *Name; | |
| VARIABLE_HEAD *VariableHead; | |
| EFI_STATUS Status; | |
| UINTN DataSize; | |
| VOID *Data; | |
| UINT16 *StringTable; | |
| UINT16 StringTableIdx; | |
| PEI_PCD_DATABASE *PeiPcdDb; | |
| UINT32 LocalTokenNumber; | |
| UINTN MaxSize; | |
| // | |
| // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER. | |
| // We have to decrement TokenNumber by 1 to make it usable | |
| // as the array index. | |
| // | |
| TokenNumber--; | |
| // EBC compiler is very choosy. It may report warning about comparison | |
| // between UINTN and 0 . So we add 1 in each size of the | |
| // comparison. | |
| ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1); | |
| ASSERT ((GetSize == PeiPcdGetSize(TokenNumber + 1)) || (GetSize == 0)); | |
| PeiPcdDb = GetPcdDatabase (); | |
| LocalTokenNumber = PeiPcdDb->Init.LocalTokenNumberTable[TokenNumber]; | |
| if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) { | |
| if (GetSize == 0) { | |
| MaxSize = GetPtrTypeSize (TokenNumber, &MaxSize, PeiPcdDb); | |
| } else { | |
| MaxSize = GetSize; | |
| } | |
| LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize); | |
| } | |
| Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK; | |
| StringTable = PeiPcdDb->Init.StringTable; | |
| switch (LocalTokenNumber & PCD_TYPE_ALL_SET) { | |
| case PCD_TYPE_VPD: | |
| { | |
| VPD_HEAD *VpdHead; | |
| VpdHead = (VPD_HEAD *) ((UINT8 *)PeiPcdDb + Offset); | |
| return (VOID *) (UINTN) (FixedPcdGet32(PcdVpdBaseAddress) + VpdHead->Offset); | |
| } | |
| case PCD_TYPE_HII: | |
| { | |
| VariableHead = (VARIABLE_HEAD *) ((UINT8 *)PeiPcdDb + Offset); | |
| Guid = &(PeiPcdDb->Init.GuidTable[VariableHead->GuidTableIndex]); | |
| Name = &StringTable[VariableHead->StringIndex]; | |
| Status = GetHiiVariable (Guid, Name, &Data, &DataSize); | |
| if (Status == EFI_SUCCESS) { | |
| return (VOID *) ((UINT8 *) Data + VariableHead->Offset); | |
| } else { | |
| // | |
| // Return the default value specified by Platform Integrator | |
| // | |
| return (VOID *) ((UINT8 *) PeiPcdDb + VariableHead->DefaultValueOffset); | |
| } | |
| } | |
| case PCD_TYPE_DATA: | |
| return (VOID *) ((UINT8 *)PeiPcdDb + Offset); | |
| case PCD_TYPE_STRING: | |
| StringTableIdx = (UINT16) *((UINT8 *) PeiPcdDb + Offset); | |
| return (VOID *) (&StringTable[StringTableIdx]); | |
| default: | |
| ASSERT (FALSE); | |
| break; | |
| } | |
| ASSERT (FALSE); | |
| return NULL; | |
| } | |
| UINTN | |
| GetExPcdTokenNumber ( | |
| IN CONST EFI_GUID *Guid, | |
| IN UINTN ExTokenNumber | |
| ) | |
| { | |
| UINT32 i; | |
| DYNAMICEX_MAPPING *ExMap; | |
| EFI_GUID *GuidTable; | |
| EFI_GUID *MatchGuid; | |
| UINTN MatchGuidIdx; | |
| PEI_PCD_DATABASE *PeiPcdDb; | |
| PeiPcdDb = GetPcdDatabase(); | |
| ExMap = PeiPcdDb->Init.ExMapTable; | |
| GuidTable = PeiPcdDb->Init.GuidTable; | |
| MatchGuid = ScanGuid (GuidTable, sizeof(PeiPcdDb->Init.GuidTable), Guid); | |
| // | |
| // We need to ASSERT here. If GUID can't be found in GuidTable, this is a | |
| // error in the BUILD system. | |
| // | |
| ASSERT (MatchGuid != NULL); | |
| MatchGuidIdx = MatchGuid - GuidTable; | |
| for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) { | |
| if ((ExTokenNumber == ExMap[i].ExTokenNumber) && | |
| (MatchGuidIdx == ExMap[i].ExGuidIndex)) { | |
| return ExMap[i].LocalTokenNumber; | |
| } | |
| } | |
| ASSERT (FALSE); | |
| return 0; | |
| } | |
| PEI_PCD_DATABASE * | |
| GetPcdDatabase ( | |
| VOID | |
| ) | |
| { | |
| EFI_HOB_GUID_TYPE *GuidHob; | |
| GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid); | |
| ASSERT (GuidHob != NULL); | |
| return (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob); | |
| } | |
| SKU_ID * | |
| GetSkuIdArray ( | |
| IN UINTN LocalTokenNumberTableIdx, | |
| IN PEI_PCD_DATABASE *Database | |
| ) | |
| { | |
| SKU_HEAD *SkuHead; | |
| UINTN LocalTokenNumber; | |
| LocalTokenNumber = Database->Init.LocalTokenNumberTable[LocalTokenNumberTableIdx]; | |
| ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) != 0); | |
| SkuHead = (SKU_HEAD *) ((UINT8 *)Database + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK)); | |
| return (SKU_ID *) ((UINT8 *)Database + SkuHead->SkuIdTableOffset); | |
| } | |
| UINTN | |
| GetSizeTableIndex ( | |
| IN UINTN LocalTokenNumberTableIdx, | |
| IN PEI_PCD_DATABASE *Database | |
| ) | |
| { | |
| UINTN i; | |
| UINTN SizeTableIdx; | |
| UINTN LocalTokenNumber; | |
| SKU_ID *SkuIdTable; | |
| SizeTableIdx = 0; | |
| for (i=0; i<LocalTokenNumberTableIdx; i++) { | |
| LocalTokenNumber = Database->Init.LocalTokenNumberTable[i]; | |
| if ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER) { | |
| // | |
| // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type | |
| // PCD entry. | |
| // | |
| if (LocalTokenNumber & PCD_TYPE_VPD) { | |
| // | |
| // We have only one entry for VPD enabled PCD entry: | |
| // 1) MAX Size. | |
| // We consider current size is equal to MAX size. | |
| // | |
| SizeTableIdx++; | |
| } else { | |
| if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) { | |
| // | |
| // We have only two entry for Non-Sku enabled PCD entry: | |
| // 1) MAX SIZE | |
| // 2) Current Size | |
| // | |
| SizeTableIdx += 2; | |
| } else { | |
| // | |
| // We have these entry for SKU enabled PCD entry | |
| // 1) MAX SIZE | |
| // 2) Current Size for each SKU_ID (It is equal to MaxSku). | |
| // | |
| SkuIdTable = GetSkuIdArray (i, Database); | |
| SizeTableIdx += (UINTN)*SkuIdTable + 1; | |
| } | |
| } | |
| } | |
| } | |
| return SizeTableIdx; | |
| } |