2 Private functions used by PCD DXE driver.s
4 Copyright (c) 2006, Intel Corporation
5 All rights reserved. This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
14 Module Name: Service.c
21 // Build Tool will generate DXE_PCD_DB_INIT_VALUE in Autogen.h
22 // Compression Algorithm will take care of the size optimization.
25 PCD_DATABASE
* mPcdDatabase
;
27 LIST_ENTRY
*mCallbackFnTable
;
35 UINT32
*LocalTokenNumberTable
;
43 VARIABLE_HEAD
*VariableHead
;
44 UINT8
*VaraiableDefaultBuffer
;
50 UINT16 StringTableIdx
;
51 UINT32 LocalTokenNumber
;
56 // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
57 // We have to decrement TokenNumber by 1 to make it usable
58 // as the array index.
62 TmpTokenNumber
= TokenNumber
;
65 // PCD_TOTAL_TOKEN_NUMBER is a auto-generated constant.
66 // It could be zero. EBC compiler is very choosy. It may
67 // report warning. So we add 1 in each size of the
70 ASSERT (TokenNumber
+ 1 < PCD_TOTAL_TOKEN_NUMBER
+ 1);
72 ASSERT ((GetSize
== DxePcdGetSize (TokenNumber
+ 1)) || (GetSize
== 0));
74 // EBC compiler is very choosy. It may report warning about comparison
75 // between UINTN and 0 . So we add 1 in each size of the
77 IsPeiDb
= (TokenNumber
+ 1 < PEI_LOCAL_TOKEN_NUMBER
+ 1) ? TRUE
: FALSE
;
79 LocalTokenNumberTable
= IsPeiDb
? mPcdDatabase
->PeiDb
.Init
.LocalTokenNumberTable
:
80 mPcdDatabase
->DxeDb
.Init
.LocalTokenNumberTable
;
82 SizeTable
= IsPeiDb
? mPcdDatabase
->PeiDb
.Init
.SizeTable
:
83 mPcdDatabase
->DxeDb
.Init
.SizeTable
;
85 TokenNumber
= IsPeiDb
? TokenNumber
:
86 TokenNumber
- PEI_LOCAL_TOKEN_NUMBER
;
88 LocalTokenNumber
= LocalTokenNumberTable
[TokenNumber
];
90 if ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) == PCD_TYPE_SKU_ENABLED
) {
92 GetPtrTypeSize (TmpTokenNumber
, &MaxSize
);
96 LocalTokenNumber
= GetSkuEnabledTokenNumber (LocalTokenNumber
& ~PCD_TYPE_SKU_ENABLED
, MaxSize
, IsPeiDb
);
99 PcdDb
= IsPeiDb
? ((UINT8
*) &mPcdDatabase
->PeiDb
) : ((UINT8
*) &mPcdDatabase
->DxeDb
);
100 StringTable
= IsPeiDb
? mPcdDatabase
->PeiDb
.Init
.StringTable
:
101 mPcdDatabase
->DxeDb
.Init
.StringTable
;
103 Offset
= LocalTokenNumber
& PCD_DATABASE_OFFSET_MASK
;
105 switch (LocalTokenNumber
& PCD_TYPE_ALL_SET
) {
107 VpdHead
= (VPD_HEAD
*) ((UINT8
*) PcdDb
+ Offset
);
108 return (VOID
*) (UINTN
) (FixedPcdGet32(PcdVpdBaseAddress
) + VpdHead
->Offset
);
111 GuidTable
= IsPeiDb
? mPcdDatabase
->PeiDb
.Init
.GuidTable
:
112 mPcdDatabase
->DxeDb
.Init
.GuidTable
;
114 VariableHead
= (VARIABLE_HEAD
*) (PcdDb
+ Offset
);
116 Guid
= &(GuidTable
[VariableHead
->GuidTableIndex
]);
117 Name
= &(StringTable
[VariableHead
->StringIndex
]);
118 VaraiableDefaultBuffer
= (UINT8
*) PcdDb
+ VariableHead
->DefaultValueOffset
;
120 Status
= GetHiiVariable (Guid
, Name
, &Data
, &DataSize
);
121 if (Status
== EFI_SUCCESS
) {
124 // It is a pointer type. So get the MaxSize reserved for
127 GetPtrTypeSize (TokenNumber
, &GetSize
);
129 CopyMem (VaraiableDefaultBuffer
, Data
+ VariableHead
->Offset
, GetSize
);
133 // If the operation is successful, we copy the data
134 // to the default value buffer in the PCD Database.
135 // So that we can free the Data allocated in GetHiiVariable.
138 // If the operation is not successful,
139 // Return 1) either the default value specified by Platform Integrator
140 // 2) Or the value Set by a PCD set operation.
142 return (VOID
*) VaraiableDefaultBuffer
;
144 case PCD_TYPE_STRING
:
145 StringTableIdx
= (UINT16
) *((UINT8
*) PcdDb
+ Offset
);
146 return (VOID
*) &StringTable
[StringTableIdx
];
149 return (VOID
*) ((UINT8
*) PcdDb
+ Offset
);
167 DxeRegisterCallBackWorker (
168 IN UINTN TokenNumber
,
169 IN CONST GUID
*Guid
, OPTIONAL
170 IN PCD_PROTOCOL_CALLBACK CallBackFunction
173 CALLBACK_FN_ENTRY
*FnTableEntry
;
174 LIST_ENTRY
*ListHead
;
175 LIST_ENTRY
*ListNode
;
178 TokenNumber
= GetExPcdTokenNumber (Guid
, (UINT32
) TokenNumber
);
182 // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
183 // We have to decrement TokenNumber by 1 to make it usable
184 // as the array index.
188 ListHead
= &mCallbackFnTable
[TokenNumber
];
189 ListNode
= GetFirstNode (ListHead
);
191 while (ListNode
!= ListHead
) {
192 FnTableEntry
= CR_FNENTRY_FROM_LISTNODE(ListNode
, CALLBACK_FN_ENTRY
, Node
);
194 if (FnTableEntry
->CallbackFn
== CallBackFunction
) {
196 // We only allow a Callback function to be register once
197 // for a TokenNumber. So just return EFI_SUCCESS
201 ListNode
= GetNextNode (ListHead
, ListNode
);
204 FnTableEntry
= AllocatePool (sizeof(CALLBACK_FN_ENTRY
));
205 ASSERT (FnTableEntry
!= NULL
);
207 FnTableEntry
->CallbackFn
= CallBackFunction
;
208 InsertTailList (ListHead
, &FnTableEntry
->Node
);
217 DxeUnRegisterCallBackWorker (
218 IN UINTN TokenNumber
,
219 IN CONST GUID
*Guid
, OPTIONAL
220 IN PCD_PROTOCOL_CALLBACK CallBackFunction
223 CALLBACK_FN_ENTRY
*FnTableEntry
;
224 LIST_ENTRY
*ListHead
;
225 LIST_ENTRY
*ListNode
;
228 TokenNumber
= GetExPcdTokenNumber (Guid
, (UINT32
) TokenNumber
);
232 // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
233 // We have to decrement TokenNumber by 1 to make it usable
234 // as the array index.
238 ListHead
= &mCallbackFnTable
[TokenNumber
];
239 ListNode
= GetFirstNode (ListHead
);
241 while (ListNode
!= ListHead
) {
242 FnTableEntry
= CR_FNENTRY_FROM_LISTNODE(ListNode
, CALLBACK_FN_ENTRY
, Node
);
244 if (FnTableEntry
->CallbackFn
== CallBackFunction
) {
246 // We only allow a Callback function to be register once
247 // for a TokenNumber. So we can safely remove the Node from
248 // the Link List and return EFI_SUCCESS.
250 RemoveEntryList (ListNode
);
251 FreePool (FnTableEntry
);
255 ListNode
= GetNextNode (ListHead
, ListNode
);
258 return EFI_INVALID_PARAMETER
;
264 ExGetNextTokeNumber (
265 IN CONST EFI_GUID
*Guid
,
266 IN OUT UINTN
*TokenNumber
,
267 IN EFI_GUID
*GuidTable
,
268 IN UINTN SizeOfGuidTable
,
269 IN DYNAMICEX_MAPPING
*ExMapTable
,
270 IN UINTN SizeOfExMapTable
278 MatchGuid
= ScanGuid (GuidTable
, SizeOfGuidTable
, Guid
);
279 if (MatchGuid
== NULL
) {
280 return EFI_NOT_FOUND
;
284 GuidTableIdx
= MatchGuid
- GuidTable
;
285 for (Idx
= 0; Idx
< SizeOfExMapTable
; Idx
++) {
286 if (ExMapTable
[Idx
].ExGuidIndex
== GuidTableIdx
) {
293 if (*TokenNumber
== PCD_INVALID_TOKEN_NUMBER
) {
294 *TokenNumber
= ExMapTable
[Idx
].ExTokenNumber
;
298 for ( ; Idx
< SizeOfExMapTable
; Idx
++) {
299 if (ExMapTable
[Idx
].ExTokenNumber
== *TokenNumber
) {
301 if (Idx
== SizeOfExMapTable
) {
303 // Exceed the length of ExMap Table
305 *TokenNumber
= PCD_INVALID_TOKEN_NUMBER
;
307 } else if (ExMapTable
[Idx
].ExGuidIndex
== GuidTableIdx
) {
309 // Found the next match
311 *TokenNumber
= ExMapTable
[Idx
].ExTokenNumber
;
315 // Guid has been changed. It is the next Token Space Guid.
316 // We should flag no more TokenNumber.
318 *TokenNumber
= PCD_INVALID_TOKEN_NUMBER
;
325 return EFI_NOT_FOUND
;
332 BuildPcdDxeDataBase (
336 PEI_PCD_DATABASE
*PeiDatabase
;
337 EFI_HOB_GUID_TYPE
*GuidHob
;
340 mPcdDatabase
= AllocateZeroPool (sizeof(PCD_DATABASE
));
341 ASSERT (mPcdDatabase
!= NULL
);
343 GuidHob
= GetFirstGuidHob (&gPcdDataBaseHobGuid
);
345 if (GuidHob
!= NULL
) {
348 // We will copy over the PEI phase's PCD Database.
350 // If no PEIMs use dynamic Pcd Entry, the Pcd Service PEIM
351 // should not be included at all. So the GuidHob could
352 // be NULL. If it is NULL, we just copy over the DXE Default
353 // Value to PCD Database.
356 PeiDatabase
= (PEI_PCD_DATABASE
*) GET_GUID_HOB_DATA (GuidHob
);
358 // Copy PCD Entries refereneced in PEI phase to PCD DATABASE
360 CopyMem (&mPcdDatabase
->PeiDb
, PeiDatabase
, sizeof (PEI_PCD_DATABASE
));
364 // Copy PCD Entries with default value to PCD DATABASE
366 CopyMem (&mPcdDatabase
->DxeDb
.Init
, &gDXEPcdDbInit
, sizeof(DXE_PCD_DATABASE_INIT
));
370 // Initialized the Callback Function Table
373 mCallbackFnTable
= AllocateZeroPool (PCD_TOTAL_TOKEN_NUMBER
* sizeof (LIST_ENTRY
));
375 // EBC compiler is very choosy. It may report warning about comparison
376 // between UINTN and 0 . So we add 1 in each size of the
378 for (Idx
= 0; Idx
+ 1 < PCD_TOTAL_TOKEN_NUMBER
+ 1; Idx
++) {
379 InitializeListHead (&mCallbackFnTable
[Idx
]);
389 IN EFI_GUID
*VariableGuid
,
390 IN UINT16
*VariableName
,
391 OUT UINT8
**VariableData
,
392 OUT UINTN
*VariableSize
402 Status
= gRT
->GetVariable (
403 (UINT16
*)VariableName
,
410 if (Status
== EFI_BUFFER_TOO_SMALL
) {
411 Buffer
= (UINT8
*) AllocatePool (Size
);
413 ASSERT (Buffer
!= NULL
);
415 Status
= gRT
->GetVariable (
423 ASSERT (Status
== EFI_SUCCESS
);
424 *VariableData
= Buffer
;
425 *VariableSize
= Size
;
433 GetSkuEnabledTokenNumber (
434 UINT32 LocalTokenNumber
,
443 SKU_ID
*PhaseSkuIdTable
;
446 ASSERT ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) == 0);
448 PcdDb
= IsPeiDb
? (UINT8
*) &mPcdDatabase
->PeiDb
: (UINT8
*) &mPcdDatabase
->DxeDb
;
450 SkuHead
= (SKU_HEAD
*) (PcdDb
+ (LocalTokenNumber
& PCD_DATABASE_OFFSET_MASK
));
451 Value
= (UINT8
*) (PcdDb
+ SkuHead
->SkuDataStartOffset
);
453 PhaseSkuIdTable
= IsPeiDb
? mPcdDatabase
->PeiDb
.Init
.SkuIdTable
:
454 mPcdDatabase
->DxeDb
.Init
.SkuIdTable
;
456 SkuIdTable
= &PhaseSkuIdTable
[SkuHead
->SkuIdTableOffset
];
458 for (i
= 0; i
< SkuIdTable
[0]; i
++) {
459 if (mPcdDatabase
->PeiDb
.Init
.SystemSkuId
== SkuIdTable
[i
+ 1]) {
463 ASSERT (i
< SkuIdTable
[0]);
465 switch (LocalTokenNumber
& PCD_TYPE_ALL_SET
) {
467 Value
= (UINT8
*) &(((VPD_HEAD
*) Value
)[i
]);
468 return (UINT32
) ((Value
- PcdDb
) | PCD_TYPE_VPD
);
471 Value
= (UINT8
*) &(((VARIABLE_HEAD
*) Value
)[i
]);
472 return (UINT32
) ((Value
- PcdDb
) | PCD_TYPE_HII
);
474 case PCD_TYPE_STRING
:
475 Value
= (UINT8
*) &(((STRING_HEAD
*) Value
)[i
]);
476 return (UINT32
) ((Value
- PcdDb
) | PCD_TYPE_STRING
);
480 return (UINT32
) (Value
- PcdDb
);
497 InvokeCallbackOnSet (
498 UINT32 ExTokenNumber
,
499 CONST EFI_GUID
*Guid
, OPTIONAL
505 CALLBACK_FN_ENTRY
*FnTableEntry
;
506 LIST_ENTRY
*ListHead
;
507 LIST_ENTRY
*ListNode
;
510 // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
511 // We have to decrement TokenNumber by 1 to make it usable
512 // as the array index.
516 ListHead
= &mCallbackFnTable
[TokenNumber
];
517 ListNode
= GetFirstNode (ListHead
);
519 while (ListNode
!= ListHead
) {
520 FnTableEntry
= CR_FNENTRY_FROM_LISTNODE(ListNode
, CALLBACK_FN_ENTRY
, Node
);
522 FnTableEntry
->CallbackFn(Guid
,
523 (Guid
== NULL
) ? TokenNumber
: ExTokenNumber
,
527 ListNode
= GetNextNode (ListHead
, ListNode
);
536 IN UINTN TokenNumber
,
541 return SetWorker (TokenNumber
, Data
, &Size
, FALSE
);
547 IN UINTN TokenNumber
,
553 UINT32
*LocalTokenNumberTable
;
555 UINT32 LocalTokenNumber
;
560 UINTN VariableOffset
;
562 VARIABLE_HEAD
*VariableHead
;
567 UINTN TmpTokenNumber
;
570 // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
571 // We have to decrement TokenNumber by 1 to make it usable
572 // as the array index.
576 TmpTokenNumber
= TokenNumber
;
578 // EBC compiler is very choosy. It may report warning about comparison
579 // between UINTN and 0 . So we add 1 in each size of the
582 ASSERT (TokenNumber
+ 1 < PCD_TOTAL_TOKEN_NUMBER
+ 1);
585 ASSERT (*Size
== DxePcdGetSize (TokenNumber
+ 1));
588 // EBC compiler is very choosy. It may report warning about comparison
589 // between UINTN and 0 . So we add 1 in each size of the
591 IsPeiDb
= (TokenNumber
+ 1 < PEI_LOCAL_TOKEN_NUMBER
+ 1) ? TRUE
: FALSE
;
593 LocalTokenNumberTable
= IsPeiDb
? mPcdDatabase
->PeiDb
.Init
.LocalTokenNumberTable
:
594 mPcdDatabase
->DxeDb
.Init
.LocalTokenNumberTable
;
596 // EBC compiler is very choosy. It may report warning about comparison
597 // between UINTN and 0 . So we add 1 in each size of the
599 if ((TokenNumber
+ 1 < PEI_NEX_TOKEN_NUMBER
+ 1) ||
600 (TokenNumber
+ 1 >= PEI_LOCAL_TOKEN_NUMBER
+ 1 || TokenNumber
+ 1 < (PEI_LOCAL_TOKEN_NUMBER
+ DXE_NEX_TOKEN_NUMBER
+ 1))) {
601 InvokeCallbackOnSet (0, NULL
, TokenNumber
+ 1, Data
, *Size
);
604 TokenNumber
= IsPeiDb
? TokenNumber
605 : TokenNumber
- PEI_LOCAL_TOKEN_NUMBER
;
607 LocalTokenNumber
= LocalTokenNumberTable
[TokenNumber
];
609 if ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) == PCD_TYPE_SKU_ENABLED
) {
611 GetPtrTypeSize (TmpTokenNumber
, &MaxSize
);
615 LocalTokenNumber
= GetSkuEnabledTokenNumber (LocalTokenNumber
& ~PCD_TYPE_SKU_ENABLED
, MaxSize
, IsPeiDb
);
618 Offset
= LocalTokenNumber
& PCD_DATABASE_OFFSET_MASK
;
620 PcdDb
= IsPeiDb
? ((UINT8
*) &mPcdDatabase
->PeiDb
) : ((UINT8
*) &mPcdDatabase
->DxeDb
);
622 StringTable
= IsPeiDb
? mPcdDatabase
->PeiDb
.Init
.StringTable
:
623 mPcdDatabase
->DxeDb
.Init
.StringTable
;
625 InternalData
= PcdDb
+ Offset
;
627 switch (LocalTokenNumber
& PCD_TYPE_ALL_SET
) {
630 return EFI_INVALID_PARAMETER
;
632 case PCD_TYPE_STRING
:
633 if (SetPtrTypeSize (TokenNumber
, Size
)) {
634 CopyMem (&StringTable
[*((UINT16
*)InternalData
)], Data
, *Size
);
637 return EFI_INVALID_PARAMETER
;
642 if (!SetPtrTypeSize (TokenNumber
, Size
)) {
643 return EFI_INVALID_PARAMETER
;
647 GuidTable
= IsPeiDb
? mPcdDatabase
->PeiDb
.Init
.GuidTable
:
648 mPcdDatabase
->DxeDb
.Init
.GuidTable
;
650 VariableHead
= (VARIABLE_HEAD
*) (PcdDb
+ Offset
);
652 Guid
= &(GuidTable
[VariableHead
->GuidTableIndex
]);
653 Name
= &(StringTable
[VariableHead
->StringIndex
]);
654 VariableOffset
= VariableHead
->Offset
;
656 Status
= SetHiiVariable (Guid
, Name
, Data
, *Size
, VariableOffset
);
658 if (EFI_NOT_FOUND
== Status
) {
659 CopyMem (PcdDb
+ VariableHead
->DefaultValueOffset
, Data
, *Size
);
666 // Bug Bug: Please implement this
671 if (SetPtrTypeSize (TokenNumber
, Size
)) {
672 CopyMem (InternalData
, Data
, *Size
);
675 return EFI_INVALID_PARAMETER
;
681 *((UINT8
*) InternalData
) = *((UINT8
*) Data
);
685 *((UINT16
*) InternalData
) = *((UINT16
*) Data
);
689 *((UINT32
*) InternalData
) = *((UINT32
*) Data
);
693 *((UINT64
*) InternalData
) = *((UINT64
*) Data
);
698 return EFI_NOT_FOUND
;
707 return EFI_NOT_FOUND
;
716 IN CONST EFI_GUID
*Guid
,
717 IN UINTN ExTokenNumber
,
721 return GetWorker(GetExPcdTokenNumber (Guid
, (UINT32
) ExTokenNumber
), GetSize
);
729 IN UINTN ExTokenNumber
,
730 IN CONST EFI_GUID
*Guid
,
735 return ExSetWorker (ExTokenNumber
, Guid
, Data
, &SetSize
, FALSE
);
741 IN UINTN ExTokenNumber
,
742 IN CONST EFI_GUID
*Guid
,
744 IN OUT UINTN
*SetSize
,
750 TokenNumber
= GetExPcdTokenNumber (Guid
, (UINT32
) ExTokenNumber
);
752 InvokeCallbackOnSet ((UINT32
) ExTokenNumber
, Guid
, TokenNumber
, Data
, *SetSize
);
754 return SetWorker (TokenNumber
, Data
, SetSize
, PtrType
);
763 IN EFI_GUID
*VariableGuid
,
764 IN UINT16
*VariableName
,
777 Status
= gRT
->GetVariable (
778 (UINT16
*)VariableName
,
785 if (Status
== EFI_BUFFER_TOO_SMALL
) {
787 Buffer
= AllocatePool (Size
);
789 ASSERT (Buffer
!= NULL
);
791 Status
= gRT
->GetVariable (
799 ASSERT_EFI_ERROR (Status
);
801 CopyMem ((UINT8
*)Buffer
+ Offset
, Data
, DataSize
);
803 Status
= gRT
->SetVariable (
817 // If we drop to here, we don't have a Variable entry in
818 // the variable service yet. So, we will save the data
819 // in the PCD Database's volatile area.
829 GetExPcdTokenNumber (
830 IN CONST EFI_GUID
*Guid
,
831 IN UINT32 ExTokenNumber
835 DYNAMICEX_MAPPING
*ExMap
;
840 if (!PEI_DATABASE_EMPTY
) {
841 ExMap
= mPcdDatabase
->PeiDb
.Init
.ExMapTable
;
842 GuidTable
= mPcdDatabase
->PeiDb
.Init
.GuidTable
;
844 MatchGuid
= ScanGuid (GuidTable
, sizeof(mPcdDatabase
->PeiDb
.Init
.GuidTable
), Guid
);
846 if (MatchGuid
!= NULL
) {
848 MatchGuidIdx
= MatchGuid
- GuidTable
;
850 for (i
= 0; i
< PEI_EXMAPPING_TABLE_SIZE
; i
++) {
851 if ((ExTokenNumber
== ExMap
[i
].ExTokenNumber
) &&
852 (MatchGuidIdx
== ExMap
[i
].ExGuidIndex
)) {
853 return ExMap
[i
].LocalTokenNumber
;
860 ExMap
= mPcdDatabase
->DxeDb
.Init
.ExMapTable
;
861 GuidTable
= mPcdDatabase
->DxeDb
.Init
.GuidTable
;
863 MatchGuid
= ScanGuid (GuidTable
, sizeof(mPcdDatabase
->DxeDb
.Init
.GuidTable
), Guid
);
865 // We need to ASSERT here. If GUID can't be found in GuidTable, this is a
866 // error in the BUILD system.
868 ASSERT (MatchGuid
!= NULL
);
870 MatchGuidIdx
= MatchGuid
- GuidTable
;
872 for (i
= 0; i
< DXE_EXMAPPING_TABLE_SIZE
; i
++) {
873 if ((ExTokenNumber
== ExMap
[i
].ExTokenNumber
) &&
874 (MatchGuidIdx
== ExMap
[i
].ExGuidIndex
)) {
875 return ExMap
[i
].LocalTokenNumber
;
888 IN UINTN LocalTokenNumberTableIdx
,
893 UINTN LocalTokenNumber
;
897 LocalTokenNumber
= mPcdDatabase
->PeiDb
.Init
.LocalTokenNumberTable
[LocalTokenNumberTableIdx
];
898 Database
= (UINT8
*) &mPcdDatabase
->PeiDb
;
900 LocalTokenNumber
= mPcdDatabase
->DxeDb
.Init
.LocalTokenNumberTable
[LocalTokenNumberTableIdx
- PEI_LOCAL_TOKEN_NUMBER
];
901 Database
= (UINT8
*) &mPcdDatabase
->DxeDb
;
904 ASSERT ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) != 0);
906 SkuHead
= (SKU_HEAD
*) ((UINT8
*)Database
+ (LocalTokenNumber
& PCD_DATABASE_OFFSET_MASK
));
908 return (SKU_ID
*) (Database
+ SkuHead
->SkuIdTableOffset
);
916 IN UINTN LocalTokenNumberTableIdx
,
917 IN UINT32
*LocalTokenNumberTable
,
923 UINTN LocalTokenNumber
;
928 for (i
=0; i
<LocalTokenNumberTableIdx
; i
++) {
929 LocalTokenNumber
= LocalTokenNumberTable
[i
];
931 if ((LocalTokenNumber
& PCD_DATUM_TYPE_ALL_SET
) == PCD_DATUM_TYPE_POINTER
) {
933 // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type
936 if (LocalTokenNumber
& PCD_TYPE_VPD
) {
938 // We have only one entry for VPD enabled PCD entry:
940 // We consider current size is equal to MAX size.
944 if ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) == 0) {
946 // We have only two entry for Non-Sku enabled PCD entry:
953 // We have these entry for SKU enabled PCD entry
955 // 2) Current Size for each SKU_ID (It is equal to MaxSku).
957 SkuIdTable
= GetSkuIdArray (i
, IsPeiDb
);
958 SizeTableIdx
+= (UINTN
)*SkuIdTable
+ 1;
973 IN UINTN LocalTokenNumberTableIdx
,
977 UINT32
*LocalTokenNumberTable
;
980 LocalTokenNumberTable
= mPcdDatabase
->PeiDb
.Init
.LocalTokenNumberTable
;
982 LocalTokenNumberTable
= mPcdDatabase
->DxeDb
.Init
.LocalTokenNumberTable
;
984 return GetSizeTableIndexA (LocalTokenNumberTableIdx
,
985 LocalTokenNumberTable
,
993 IN UINTN LocalTokenNumberTableIdx
,
998 UINTN LocalTokenNumber
;
1000 SIZE_INFO
*SizeTable
;
1003 UINT32
*LocalTokenNumberTable
;
1005 // EBC compiler is very choosy. It may report warning about comparison
1006 // between UINTN and 0 . So we add 1 in each size of the
1008 IsPeiDb
= (BOOLEAN
) (LocalTokenNumberTableIdx
+ 1 < PEI_LOCAL_TOKEN_NUMBER
+ 1);
1012 LocalTokenNumberTable
= mPcdDatabase
->PeiDb
.Init
.LocalTokenNumberTable
;
1013 SizeTable
= mPcdDatabase
->PeiDb
.Init
.SizeTable
;
1015 LocalTokenNumberTableIdx
-= PEI_LOCAL_TOKEN_NUMBER
;
1016 LocalTokenNumberTable
= mPcdDatabase
->DxeDb
.Init
.LocalTokenNumberTable
;
1017 SizeTable
= mPcdDatabase
->DxeDb
.Init
.SizeTable
;
1020 LocalTokenNumber
= LocalTokenNumberTable
[LocalTokenNumberTableIdx
];
1022 ASSERT ((LocalTokenNumber
& PCD_DATUM_TYPE_ALL_SET
) == PCD_DATUM_TYPE_POINTER
);
1024 SizeTableIdx
= GetSizeTableIndex (LocalTokenNumberTableIdx
, IsPeiDb
);
1026 *MaxSize
= SizeTable
[SizeTableIdx
];
1028 // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type
1031 if (LocalTokenNumber
& PCD_TYPE_VPD
) {
1033 // We have only one entry for VPD enabled PCD entry:
1035 // We consider current size is equal to MAX size.
1039 if ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) == 0) {
1041 // We have only two entry for Non-Sku enabled PCD entry:
1045 return SizeTable
[SizeTableIdx
+ 1];
1048 // We have these entry for SKU enabled PCD entry
1050 // 2) Current Size for each SKU_ID (It is equal to MaxSku).
1052 SkuIdTable
= GetSkuIdArray (LocalTokenNumberTableIdx
, IsPeiDb
);
1053 for (i
= 0; i
< SkuIdTable
[0]; i
++) {
1054 if (SkuIdTable
[1 + i
] == mPcdDatabase
->PeiDb
.Init
.SystemSkuId
) {
1055 return SizeTable
[SizeTableIdx
+ 1 + i
];
1058 return SizeTable
[SizeTableIdx
+ 1];
1067 IN UINTN LocalTokenNumberTableIdx
,
1068 IN OUT UINTN
*CurrentSize
1072 UINTN LocalTokenNumber
;
1074 SIZE_INFO
*SizeTable
;
1078 UINT32
*LocalTokenNumberTable
;
1080 // EBC compiler is very choosy. It may report warning about comparison
1081 // between UINTN and 0 . So we add 1 in each size of the
1083 IsPeiDb
= (BOOLEAN
) (LocalTokenNumberTableIdx
+ 1 < PEI_LOCAL_TOKEN_NUMBER
+ 1);
1086 LocalTokenNumberTable
= mPcdDatabase
->PeiDb
.Init
.LocalTokenNumberTable
;
1087 SizeTable
= mPcdDatabase
->PeiDb
.Init
.SizeTable
;
1089 LocalTokenNumberTableIdx
-= PEI_LOCAL_TOKEN_NUMBER
;
1090 LocalTokenNumberTable
= mPcdDatabase
->DxeDb
.Init
.LocalTokenNumberTable
;
1091 SizeTable
= mPcdDatabase
->DxeDb
.Init
.SizeTable
;
1094 LocalTokenNumber
= LocalTokenNumberTable
[LocalTokenNumberTableIdx
];
1096 ASSERT ((LocalTokenNumber
& PCD_DATUM_TYPE_ALL_SET
) == PCD_DATUM_TYPE_POINTER
);
1098 SizeTableIdx
= GetSizeTableIndex (LocalTokenNumberTableIdx
, IsPeiDb
);
1100 MaxSize
= SizeTable
[SizeTableIdx
];
1102 // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type
1105 if (LocalTokenNumber
& PCD_TYPE_VPD
) {
1107 // We shouldn't come here as we don't support SET for VPD
1112 if ((*CurrentSize
> MaxSize
) ||
1113 (*CurrentSize
== MAX_ADDRESS
)) {
1114 *CurrentSize
= MaxSize
;
1118 if ((LocalTokenNumber
& PCD_TYPE_SKU_ENABLED
) == 0) {
1120 // We have only two entry for Non-Sku enabled PCD entry:
1124 SizeTable
[SizeTableIdx
+ 1] = (SIZE_INFO
) *CurrentSize
;
1128 // We have these entry for SKU enabled PCD entry
1130 // 2) Current Size for each SKU_ID (It is equal to MaxSku).
1132 SkuIdTable
= GetSkuIdArray (LocalTokenNumberTableIdx
, IsPeiDb
);
1133 for (i
= 0; i
< SkuIdTable
[0]; i
++) {
1134 if (SkuIdTable
[1 + i
] == mPcdDatabase
->PeiDb
.Init
.SystemSkuId
) {
1135 SizeTable
[SizeTableIdx
+ 1 + i
] = (SIZE_INFO
) *CurrentSize
;
1139 SizeTable
[SizeTableIdx
+ 1] = (SIZE_INFO
) *CurrentSize
;