2 The driver internal functions are implmented here.
3 They build Pei PCD database, and provide access service to PCD database.
5 Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
6 This program and the accompanying materials
7 are licensed and made available under the terms and conditions of the BSD License
8 which accompanies this distribution. The full text of the license may be found at
9 http://opensource.org/licenses/bsd-license.php
11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
19 The function registers the CallBackOnSet fucntion
20 according to TokenNumber and EFI_GUID space.
22 @param ExTokenNumber The token number.
23 @param Guid The GUID space.
24 @param CallBackFunction The Callback function to be registered.
25 @param Register To register or unregister the callback function.
27 @retval EFI_SUCCESS If the Callback function is registered.
28 @retval EFI_NOT_FOUND If the PCD Entry is not found according to Token Number and GUID space.
29 @retval EFI_OUT_OF_RESOURCES If the callback function can't be registered because there is not free
30 slot left in the CallbackFnTable.
31 @retval EFI_INVALID_PARAMETER If the callback function want to be de-registered can not be found.
34 PeiRegisterCallBackWorker (
35 IN UINTN ExTokenNumber
,
36 IN CONST EFI_GUID
*Guid
, OPTIONAL
37 IN PCD_PPI_CALLBACK CallBackFunction
,
41 EFI_HOB_GUID_TYPE
*GuidHob
;
42 PCD_PPI_CALLBACK
*CallbackTable
;
43 PCD_PPI_CALLBACK Compare
;
44 PCD_PPI_CALLBACK Assign
;
45 UINT32 LocalTokenNumber
;
50 TokenNumber
= ExTokenNumber
;
53 // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
54 // We have to decrement TokenNumber by 1 to make it usable
55 // as the array index.
58 ASSERT (TokenNumber
+ 1 < PEI_NEX_TOKEN_NUMBER
+ 1);
60 TokenNumber
= GetExPcdTokenNumber (Guid
, ExTokenNumber
);
61 if (TokenNumber
== PCD_INVALID_TOKEN_NUMBER
) {
66 // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
67 // We have to decrement TokenNumber by 1 to make it usable
68 // as the array index.
71 // EBC compiler is very choosy. It may report warning about comparison
72 // between UINTN and 0 . So we add 1 in each size of the
74 ASSERT (TokenNumber
+ 1 < PEI_LOCAL_TOKEN_NUMBER
+ 1);
78 LocalTokenNumber
= GetPcdDatabase()->Init
.LocalTokenNumberTable
[TokenNumber
];
81 // We don't support SET for HII and VPD type PCD entry in PEI phase.
82 // So we will assert if any register callback for such PCD entry.
84 ASSERT ((LocalTokenNumber
& PCD_TYPE_HII
) == 0);
85 ASSERT ((LocalTokenNumber
& PCD_TYPE_VPD
) == 0);
87 GuidHob
= GetFirstGuidHob (&gEfiCallerIdGuid
);
88 ASSERT (GuidHob
!= NULL
);
90 CallbackTable
= GET_GUID_HOB_DATA (GuidHob
);
91 CallbackTable
= CallbackTable
+ (TokenNumber
* PcdGet32 (PcdMaxPeiPcdCallBackNumberPerPcdEntry
));
93 Compare
= Register
? NULL
: CallBackFunction
;
94 Assign
= Register
? CallBackFunction
: NULL
;
97 for (Idx
= 0; Idx
< PcdGet32 (PcdMaxPeiPcdCallBackNumberPerPcdEntry
); Idx
++) {
98 if (CallbackTable
[Idx
] == Compare
) {
99 CallbackTable
[Idx
] = Assign
;
104 return Register
? EFI_OUT_OF_RESOURCES
: EFI_INVALID_PARAMETER
;
109 The function builds the PCD database.
116 PEI_PCD_DATABASE
*Database
;
117 VOID
*CallbackFnTable
;
118 UINTN SizeOfCallbackFnTable
;
120 Database
= BuildGuidHob (&gPcdDataBaseHobGuid
, sizeof (PEI_PCD_DATABASE
));
122 ZeroMem (Database
, sizeof (PEI_PCD_DATABASE
));
125 // gPEIPcdDbInit is smaller than PEI_PCD_DATABASE
128 CopyMem (&Database
->Init
, &gPEIPcdDbInit
, sizeof (gPEIPcdDbInit
));
130 SizeOfCallbackFnTable
= PEI_LOCAL_TOKEN_NUMBER
* sizeof (PCD_PPI_CALLBACK
) * PcdGet32 (PcdMaxPeiPcdCallBackNumberPerPcdEntry
);
132 CallbackFnTable
= BuildGuidHob (&gEfiCallerIdGuid
, SizeOfCallbackFnTable
);
134 ZeroMem (CallbackFnTable
, SizeOfCallbackFnTable
);
138 The function is provided by PCD PEIM and PCD DXE driver to
139 do the work of reading a HII variable from variable service.
141 @param VariableGuid The Variable GUID.
142 @param VariableName The Variable Name.
143 @param VariableData The output data.
144 @param VariableSize The size of the variable.
146 @retval EFI_SUCCESS Operation successful.
147 @retval EFI_NOT_FOUND Variablel not found.
151 IN CONST EFI_GUID
*VariableGuid
,
152 IN UINT16
*VariableName
,
153 OUT VOID
**VariableData
,
154 OUT UINTN
*VariableSize
160 EFI_PEI_READ_ONLY_VARIABLE2_PPI
*VariablePpi
;
162 Status
= PeiServicesLocatePpi (&gEfiPeiReadOnlyVariable2PpiGuid
, 0, NULL
, (VOID
**) &VariablePpi
);
163 ASSERT_EFI_ERROR (Status
);
166 Status
= VariablePpi
->GetVariable (
169 (EFI_GUID
*) VariableGuid
,
175 if (Status
== EFI_BUFFER_TOO_SMALL
) {
176 Status
= PeiServicesAllocatePool (Size
, &Buffer
);
177 ASSERT_EFI_ERROR (Status
);
179 Status
= VariablePpi
->GetVariable (
181 (UINT16
*) VariableName
,
182 (EFI_GUID
*) VariableGuid
,
187 ASSERT_EFI_ERROR (Status
);
189 *VariableSize
= Size
;
190 *VariableData
= Buffer
;
195 return EFI_NOT_FOUND
;
199 Find the local token number according to system SKU ID.
201 @param LocalTokenNumber PCD token number
202 @param Size The size of PCD entry.
204 @return Token number according to system SKU ID.
208 GetSkuEnabledTokenNumber (
209 UINT32 LocalTokenNumber
,
213 PEI_PCD_DATABASE
*PeiPcdDb
;
219 PeiPcdDb
= GetPcdDatabase ();
221 ASSERT ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) == 0);
223 SkuHead
= (SKU_HEAD
*) ((UINT8
*)PeiPcdDb
+ (LocalTokenNumber
& PCD_DATABASE_OFFSET_MASK
));
224 Value
= (UINT8
*) ((UINT8
*)PeiPcdDb
+ (SkuHead
->SkuDataStartOffset
));
225 SkuIdTable
= (SKU_ID
*) ((UINT8
*)PeiPcdDb
+ (SkuHead
->SkuIdTableOffset
));
227 for (Index
= 0; Index
< SkuIdTable
[0]; Index
++) {
228 if (PeiPcdDb
->Init
.SystemSkuId
== SkuIdTable
[Index
+ 1]) {
233 switch (LocalTokenNumber
& PCD_TYPE_ALL_SET
) {
235 Value
= (UINT8
*) &(((VPD_HEAD
*) Value
)[Index
]);
236 return (UINT32
) ((Value
- (UINT8
*) PeiPcdDb
) | PCD_TYPE_VPD
);
239 Value
= (UINT8
*) &(((VARIABLE_HEAD
*) Value
)[Index
]);
240 return (UINT32
) ((Value
- (UINT8
*) PeiPcdDb
) | PCD_TYPE_HII
);
242 case PCD_TYPE_STRING
:
243 Value
= (UINT8
*) &(((STRING_HEAD
*) Value
)[Index
]);
244 return (UINT32
) ((Value
- (UINT8
*) PeiPcdDb
) | PCD_TYPE_STRING
);
247 Value
+= Size
* Index
;
248 return (UINT32
) (Value
- (UINT8
*) PeiPcdDb
);
260 Invoke the callback function when dynamic PCD entry was set, if this PCD entry
261 has registered callback function.
263 @param ExTokenNumber DynamicEx PCD's token number, if this PCD entry is dyanmicEx
265 @param Guid DynamicEx PCD's guid, if this PCD entry is dynamicEx type
267 @param TokenNumber PCD token number generated by build tools.
268 @param Data Value want to be set for this PCD entry
269 @param Size The size of value
273 InvokeCallbackOnSet (
275 CONST EFI_GUID
*Guid
, OPTIONAL
281 EFI_HOB_GUID_TYPE
*GuidHob
;
282 PCD_PPI_CALLBACK
*CallbackTable
;
286 // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
287 // We have to decrement TokenNumber by 1 to make it usable
288 // as the array index.
293 // EBC compiler is very choosy. It may report warning about comparison
294 // between UINTN and 0 . So we add 1 in each size of the
296 ASSERT (TokenNumber
+ 1 < PEI_LOCAL_TOKEN_NUMBER
+ 1);
299 GuidHob
= GetFirstGuidHob (&gEfiCallerIdGuid
);
300 ASSERT (GuidHob
!= NULL
);
302 CallbackTable
= GET_GUID_HOB_DATA (GuidHob
);
304 CallbackTable
+= (TokenNumber
* PcdGet32 (PcdMaxPeiPcdCallBackNumberPerPcdEntry
));
306 for (Idx
= 0; Idx
< PcdGet32 (PcdMaxPeiPcdCallBackNumberPerPcdEntry
); Idx
++) {
307 if (CallbackTable
[Idx
] != NULL
) {
308 CallbackTable
[Idx
] (Guid
,
309 (Guid
== NULL
) ? (TokenNumber
+ 1) : ExTokenNumber
,
318 Wrapper function for setting non-pointer type value for a PCD entry.
320 @param TokenNumber Pcd token number autogenerated by build tools.
321 @param Data Value want to be set for PCD entry
322 @param Size Size of value.
324 @return status of SetWorker.
329 IN UINTN TokenNumber
,
334 return SetWorker (TokenNumber
, Data
, &Size
, FALSE
);
338 Set value for an PCD entry
340 @param TokenNumber Pcd token number autogenerated by build tools.
341 @param Data Value want to be set for PCD entry
342 @param Size Size of value.
343 @param PtrType If TRUE, the type of PCD entry's value is Pointer.
344 If False, the type of PCD entry's value is not Pointer.
346 @retval EFI_INVALID_PARAMETER If this PCD type is VPD, VPD PCD can not be set.
347 @retval EFI_INVALID_PARAMETER If Size can not be set to size table.
348 @retval EFI_INVALID_PARAMETER If Size of non-Ptr type PCD does not match the size information in PCD database.
349 @retval EFI_NOT_FOUND If value type of PCD entry is intergrate, but not in
350 range of UINT8, UINT16, UINT32, UINT64
351 @retval EFI_NOT_FOUND Can not find the PCD type according to token number.
355 IN UINTN TokenNumber
,
361 UINT32 LocalTokenNumber
;
362 PEI_PCD_DATABASE
*PeiPcdDb
;
363 UINT16 StringTableIdx
;
368 if (!FeaturePcdGet(PcdPeiFullPcdDatabaseEnable
)) {
369 return EFI_UNSUPPORTED
;
373 // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
374 // We have to decrement TokenNumber by 1 to make it usable
375 // as the array index.
379 // EBC compiler is very choosy. It may report warning about comparison
380 // between UINTN and 0 . So we add 1 in each size of the
382 ASSERT (TokenNumber
+ 1 < PEI_LOCAL_TOKEN_NUMBER
+ 1);
384 PeiPcdDb
= GetPcdDatabase ();
386 LocalTokenNumber
= PeiPcdDb
->Init
.LocalTokenNumberTable
[TokenNumber
];
390 // Get MaxSize first, then check new size with max buffer size.
392 GetPtrTypeSize (TokenNumber
, &MaxSize
, PeiPcdDb
);
393 if (*Size
> MaxSize
) {
394 return EFI_INVALID_PARAMETER
;
397 if (*Size
!= PeiPcdGetSize (TokenNumber
+ 1)) {
398 return EFI_INVALID_PARAMETER
;
403 // We only invoke the callback function for Dynamic Type PCD Entry.
404 // For Dynamic EX PCD entry, we have invoked the callback function for Dynamic EX
405 // type PCD entry in ExSetWorker.
407 if (TokenNumber
+ 1 < PEI_NEX_TOKEN_NUMBER
+ 1) {
408 InvokeCallbackOnSet (0, NULL
, TokenNumber
+ 1, Data
, *Size
);
411 if ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) == PCD_TYPE_SKU_ENABLED
) {
413 GetPtrTypeSize (TokenNumber
, &MaxSize
, PeiPcdDb
);
417 LocalTokenNumber
= GetSkuEnabledTokenNumber (LocalTokenNumber
& ~PCD_TYPE_SKU_ENABLED
, MaxSize
);
420 Offset
= LocalTokenNumber
& PCD_DATABASE_OFFSET_MASK
;
421 InternalData
= (VOID
*) ((UINT8
*) PeiPcdDb
+ Offset
);
423 switch (LocalTokenNumber
& PCD_TYPE_ALL_SET
) {
426 case PCD_TYPE_HII
|PCD_TYPE_STRING
:
429 return EFI_INVALID_PARAMETER
;
432 case PCD_TYPE_STRING
:
433 if (SetPtrTypeSize (TokenNumber
, Size
, PeiPcdDb
)) {
434 StringTableIdx
= *((UINT16
*)InternalData
);
435 CopyMem (&PeiPcdDb
->Init
.StringTable
[StringTableIdx
], Data
, *Size
);
438 return EFI_INVALID_PARAMETER
;
444 if (SetPtrTypeSize (TokenNumber
, Size
, PeiPcdDb
)) {
445 CopyMem (InternalData
, Data
, *Size
);
448 return EFI_INVALID_PARAMETER
;
454 *((UINT8
*) InternalData
) = *((UINT8
*) Data
);
458 *((UINT16
*) InternalData
) = *((UINT16
*) Data
);
462 *((UINT32
*) InternalData
) = *((UINT32
*) Data
);
466 *((UINT64
*) InternalData
) = *((UINT64
*) Data
);
471 return EFI_NOT_FOUND
;
478 return EFI_NOT_FOUND
;
483 Wrapper function for set PCD value for non-Pointer type dynamic-ex PCD.
485 @param ExTokenNumber Token number for dynamic-ex PCD.
486 @param Guid Token space guid for dynamic-ex PCD.
487 @param Data Value want to be set.
488 @param SetSize The size of value.
490 @return status of ExSetWorker().
495 IN UINTN ExTokenNumber
,
496 IN CONST EFI_GUID
*Guid
,
501 return ExSetWorker (ExTokenNumber
, Guid
, Data
, &Size
, FALSE
);
505 Set value for a dynamic PCD entry.
507 This routine find the local token number according to dynamic-ex PCD's token
508 space guid and token number firstly, and invoke callback function if this PCD
509 entry registered callback function. Finally, invoken general SetWorker to set
512 @param ExTokenNumber Dynamic-ex PCD token number.
513 @param Guid Token space guid for dynamic-ex PCD.
514 @param Data PCD value want to be set
515 @param SetSize Size of value.
516 @param PtrType If TRUE, this PCD entry is pointer type.
517 If FALSE, this PCD entry is not pointer type.
519 @return status of SetWorker().
524 IN UINTN ExTokenNumber
,
525 IN CONST EFI_GUID
*Guid
,
533 if (!FeaturePcdGet(PcdPeiFullPcdDatabaseEnable
)) {
534 return EFI_UNSUPPORTED
;
537 TokenNumber
= GetExPcdTokenNumber (Guid
, ExTokenNumber
);
538 if (TokenNumber
== PCD_INVALID_TOKEN_NUMBER
) {
539 return EFI_NOT_FOUND
;
542 InvokeCallbackOnSet (ExTokenNumber
, Guid
, TokenNumber
, Data
, *Size
);
544 return SetWorker (TokenNumber
, Data
, Size
, PtrType
);
549 Wrapper function for get PCD value for dynamic-ex PCD.
551 @param Guid Token space guid for dynamic-ex PCD.
552 @param ExTokenNumber Token number for dyanmic-ex PCD.
553 @param GetSize The size of dynamic-ex PCD value.
555 @return PCD entry in PCD database.
560 IN CONST EFI_GUID
*Guid
,
561 IN UINTN ExTokenNumber
,
565 return GetWorker (GetExPcdTokenNumber (Guid
, ExTokenNumber
), GetSize
);
569 Get the PCD entry pointer in PCD database.
571 This routine will visit PCD database to find the PCD entry according to given
572 token number. The given token number is autogened by build tools and it will be
573 translated to local token number. Local token number contains PCD's type and
574 offset of PCD entry in PCD database.
576 @param TokenNumber Token's number, it is autogened by build tools
577 @param GetSize The size of token's value
579 @return PCD entry pointer in PCD database
584 IN UINTN TokenNumber
,
591 VARIABLE_HEAD
*VariableHead
;
596 UINT16 StringTableIdx
;
597 PEI_PCD_DATABASE
*PeiPcdDb
;
598 UINT32 LocalTokenNumber
;
602 // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
603 // We have to decrement TokenNumber by 1 to make it usable
604 // as the array index.
608 // EBC compiler is very choosy. It may report warning about comparison
609 // between UINTN and 0 . So we add 1 in each size of the
611 ASSERT (TokenNumber
+ 1 < PEI_LOCAL_TOKEN_NUMBER
+ 1);
613 ASSERT ((GetSize
== PeiPcdGetSize(TokenNumber
+ 1)) || (GetSize
== 0));
615 PeiPcdDb
= GetPcdDatabase ();
617 LocalTokenNumber
= PeiPcdDb
->Init
.LocalTokenNumberTable
[TokenNumber
];
619 if ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) == PCD_TYPE_SKU_ENABLED
) {
621 MaxSize
= GetPtrTypeSize (TokenNumber
, &MaxSize
, PeiPcdDb
);
625 LocalTokenNumber
= GetSkuEnabledTokenNumber (LocalTokenNumber
& ~PCD_TYPE_SKU_ENABLED
, MaxSize
);
628 Offset
= LocalTokenNumber
& PCD_DATABASE_OFFSET_MASK
;
629 StringTable
= PeiPcdDb
->Init
.StringTable
;
631 switch (LocalTokenNumber
& PCD_TYPE_ALL_SET
) {
635 VpdHead
= (VPD_HEAD
*) ((UINT8
*)PeiPcdDb
+ Offset
);
636 return (VOID
*) (UINTN
) (PcdGet32 (PcdVpdBaseAddress
) + VpdHead
->Offset
);
639 case PCD_TYPE_HII
|PCD_TYPE_STRING
:
642 VariableHead
= (VARIABLE_HEAD
*) ((UINT8
*)PeiPcdDb
+ Offset
);
644 Guid
= &(PeiPcdDb
->Init
.GuidTable
[VariableHead
->GuidTableIndex
]);
645 Name
= (UINT16
*)&StringTable
[VariableHead
->StringIndex
];
647 Status
= GetHiiVariable (Guid
, Name
, &Data
, &DataSize
);
649 if (Status
== EFI_SUCCESS
) {
650 return (VOID
*) ((UINT8
*) Data
+ VariableHead
->Offset
);
653 // Return the default value specified by Platform Integrator
655 if ((LocalTokenNumber
& PCD_TYPE_ALL_SET
) == (PCD_TYPE_HII
|PCD_TYPE_STRING
)) {
656 return (VOID
*)&StringTable
[*(UINT16
*)((UINT8
*)PeiPcdDb
+ VariableHead
->DefaultValueOffset
)];
658 return (VOID
*) ((UINT8
*) PeiPcdDb
+ VariableHead
->DefaultValueOffset
);
664 return (VOID
*) ((UINT8
*)PeiPcdDb
+ Offset
);
666 case PCD_TYPE_STRING
:
667 StringTableIdx
= * (UINT16
*) ((UINT8
*) PeiPcdDb
+ Offset
);
668 return (VOID
*) (&StringTable
[StringTableIdx
]);
683 Get local token number according to dynamic-ex PCD's {token space guid:token number}
685 A dynamic-ex type PCD, developer must provide pair of token space guid: token number
686 in DEC file. PCD database maintain a mapping table that translate pair of {token
687 space guid: token number} to local token number.
689 @param Guid Token space guid for dynamic-ex PCD entry.
690 @param ExTokenNumber EDES_TODO: Add parameter description
692 @return local token number for dynamic-ex PCD.
696 GetExPcdTokenNumber (
697 IN CONST EFI_GUID
*Guid
,
698 IN UINTN ExTokenNumber
702 DYNAMICEX_MAPPING
*ExMap
;
706 PEI_PCD_DATABASE
*PeiPcdDb
;
708 PeiPcdDb
= GetPcdDatabase();
710 ExMap
= PeiPcdDb
->Init
.ExMapTable
;
711 GuidTable
= PeiPcdDb
->Init
.GuidTable
;
713 MatchGuid
= ScanGuid (GuidTable
, sizeof(PeiPcdDb
->Init
.GuidTable
), Guid
);
715 // We need to ASSERT here. If GUID can't be found in GuidTable, this is a
716 // error in the BUILD system.
718 ASSERT (MatchGuid
!= NULL
);
720 MatchGuidIdx
= MatchGuid
- GuidTable
;
722 for (Index
= 0; Index
< PEI_EXMAPPING_TABLE_SIZE
; Index
++) {
723 if ((ExTokenNumber
== ExMap
[Index
].ExTokenNumber
) &&
724 (MatchGuidIdx
== ExMap
[Index
].ExGuidIndex
)) {
725 return ExMap
[Index
].LocalTokenNumber
;
729 return PCD_INVALID_TOKEN_NUMBER
;
733 Get PCD database from GUID HOB in PEI phase.
735 @return Pointer to PCD database.
743 EFI_HOB_GUID_TYPE
*GuidHob
;
745 GuidHob
= GetFirstGuidHob (&gPcdDataBaseHobGuid
);
746 ASSERT (GuidHob
!= NULL
);
748 return (PEI_PCD_DATABASE
*) GET_GUID_HOB_DATA (GuidHob
);
752 Get SKU ID tabble from PCD database.
754 @param LocalTokenNumberTableIdx Index of local token number in token number table.
755 @param Database PCD database.
757 @return Pointer to SKU ID array table
762 IN UINTN LocalTokenNumberTableIdx
,
763 IN PEI_PCD_DATABASE
*Database
767 UINTN LocalTokenNumber
;
769 LocalTokenNumber
= Database
->Init
.LocalTokenNumberTable
[LocalTokenNumberTableIdx
];
771 ASSERT ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) != 0);
773 SkuHead
= (SKU_HEAD
*) ((UINT8
*)Database
+ (LocalTokenNumber
& PCD_DATABASE_OFFSET_MASK
));
775 return (SKU_ID
*) ((UINT8
*)Database
+ SkuHead
->SkuIdTableOffset
);
780 Get index of PCD entry in size table.
782 @param LocalTokenNumberTableIdx Index of this PCD in local token number table.
783 @param Database Pointer to PCD database in PEI phase.
785 @return index of PCD entry in size table.
790 IN UINTN LocalTokenNumberTableIdx
,
791 IN PEI_PCD_DATABASE
*Database
796 UINTN LocalTokenNumber
;
801 for (Index
=0; Index
<LocalTokenNumberTableIdx
; Index
++) {
802 LocalTokenNumber
= Database
->Init
.LocalTokenNumberTable
[Index
];
804 if ((LocalTokenNumber
& PCD_DATUM_TYPE_ALL_SET
) == PCD_DATUM_TYPE_POINTER
) {
806 // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type
809 if ((LocalTokenNumber
& PCD_TYPE_VPD
) != 0) {
811 // We have only one entry for VPD enabled PCD entry:
813 // We consider current size is equal to MAX size.
817 if ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) == 0) {
819 // We have only two entry for Non-Sku enabled PCD entry:
826 // We have these entry for SKU enabled PCD entry
828 // 2) Current Size for each SKU_ID (It is equal to MaxSku).
830 SkuIdTable
= GetSkuIdArray (Index
, Database
);
831 SizeTableIdx
+= (UINTN
)*SkuIdTable
+ 1;