80408db0 |
1 | /** @file\r |
2 | Private functions used by PCD DXE driver.\r |
3 | \r |
4 | Copyright (c) 2006 - 2007, Intel Corporation\r |
5 | All rights reserved. This program and the accompanying materials\r |
6 | are licensed and made available under the terms and conditions of the BSD License\r |
7 | which accompanies this distribution. The full text of the license may be found at\r |
8 | http://opensource.org/licenses/bsd-license.php\r |
9 | \r |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
12 | \r |
13 | \r |
14 | Module Name: Service.c\r |
15 | \r |
16 | **/\r |
17 | //\r |
18 | // Include common header file for this module.\r |
19 | //\r |
20 | #include "CommonHeader.h"\r |
21 | \r |
22 | #include "Service.h"\r |
23 | \r |
24 | \r |
25 | PCD_DATABASE * mPcdDatabase;\r |
26 | \r |
27 | LIST_ENTRY *mCallbackFnTable;\r |
28 | \r |
29 | VOID *\r |
30 | GetWorker (\r |
31 | UINTN TokenNumber,\r |
32 | UINTN GetSize\r |
33 | )\r |
34 | {\r |
35 | UINT32 *LocalTokenNumberTable;\r |
36 | EFI_GUID *GuidTable;\r |
37 | UINT16 *StringTable;\r |
38 | EFI_GUID *Guid;\r |
39 | UINT16 *Name;\r |
40 | VARIABLE_HEAD *VariableHead;\r |
41 | UINT8 *VaraiableDefaultBuffer;\r |
42 | UINT8 *Data;\r |
43 | VPD_HEAD *VpdHead;\r |
44 | UINT8 *PcdDb;\r |
45 | VOID *RetPtr;\r |
46 | UINTN MaxSize;\r |
47 | UINTN TmpTokenNumber;\r |
48 | UINTN DataSize;\r |
49 | EFI_STATUS Status;\r |
50 | UINT32 LocalTokenNumber;\r |
51 | UINT32 Offset;\r |
52 | UINT16 StringTableIdx; \r |
53 | BOOLEAN IsPeiDb;\r |
54 | \r |
55 | //\r |
56 | // Aquire lock to prevent reentrance from TPL_CALLBACK level\r |
57 | //\r |
58 | EfiAcquireLock (&mPcdDatabaseLock);\r |
59 | \r |
60 | RetPtr = NULL;\r |
61 | //\r |
62 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r |
63 | // We have to decrement TokenNumber by 1 to make it usable\r |
64 | // as the array index.\r |
65 | //\r |
66 | TokenNumber--;\r |
67 | \r |
68 | TmpTokenNumber = TokenNumber;\r |
69 | \r |
70 | //\r |
71 | // PCD_TOTAL_TOKEN_NUMBER is a auto-generated constant.\r |
72 | // It could be zero. EBC compiler is very choosy. It may\r |
73 | // report warning. So we add 1 in each size of the \r |
74 | // comparison.\r |
75 | //\r |
76 | ASSERT (TokenNumber + 1 < PCD_TOTAL_TOKEN_NUMBER + 1);\r |
77 | \r |
78 | ASSERT ((GetSize == DxePcdGetSize (TokenNumber + 1)) || (GetSize == 0));\r |
79 | \r |
80 | // EBC compiler is very choosy. It may report warning about comparison\r |
81 | // between UINTN and 0 . So we add 1 in each size of the \r |
82 | // comparison.\r |
83 | IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1) ? TRUE : FALSE);\r |
84 | \r |
85 | LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable : \r |
86 | mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r |
87 | \r |
88 | TokenNumber = IsPeiDb ? TokenNumber :\r |
89 | TokenNumber - PEI_LOCAL_TOKEN_NUMBER;\r |
90 | \r |
91 | LocalTokenNumber = LocalTokenNumberTable[TokenNumber];\r |
92 | \r |
93 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r |
94 | if (GetSize == 0) {\r |
95 | GetPtrTypeSize (TmpTokenNumber, &MaxSize);\r |
96 | } else {\r |
97 | MaxSize = GetSize;\r |
98 | }\r |
99 | LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize, IsPeiDb);\r |
100 | }\r |
101 | \r |
102 | PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);\r |
103 | StringTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.StringTable :\r |
104 | mPcdDatabase->DxeDb.Init.StringTable;\r |
105 | \r |
106 | Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r |
107 | \r |
108 | switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r |
109 | case PCD_TYPE_VPD:\r |
110 | VpdHead = (VPD_HEAD *) ((UINT8 *) PcdDb + Offset);\r |
111 | RetPtr = (VOID *) (UINTN) (FixedPcdGet32(PcdVpdBaseAddress) + VpdHead->Offset);\r |
112 | break;\r |
113 | \r |
114 | case PCD_TYPE_HII:\r |
115 | GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :\r |
116 | mPcdDatabase->DxeDb.Init.GuidTable;\r |
117 | \r |
118 | VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r |
119 | \r |
120 | Guid = &(GuidTable[VariableHead->GuidTableIndex]);\r |
121 | Name = &(StringTable[VariableHead->StringIndex]);\r |
122 | VaraiableDefaultBuffer = (UINT8 *) PcdDb + VariableHead->DefaultValueOffset;\r |
123 | \r |
124 | Status = GetHiiVariable (Guid, Name, &Data, &DataSize);\r |
125 | if (Status == EFI_SUCCESS) {\r |
126 | if (GetSize == 0) {\r |
127 | //\r |
128 | // It is a pointer type. So get the MaxSize reserved for\r |
129 | // this PCD entry.\r |
130 | //\r |
131 | GetPtrTypeSize (TmpTokenNumber, &GetSize);\r |
132 | }\r |
133 | CopyMem (VaraiableDefaultBuffer, Data + VariableHead->Offset, GetSize);\r |
134 | FreePool (Data);\r |
135 | }\r |
136 | //\r |
137 | // If the operation is successful, we copy the data\r |
138 | // to the default value buffer in the PCD Database.\r |
139 | // So that we can free the Data allocated in GetHiiVariable.\r |
140 | //\r |
141 | //\r |
142 | // If the operation is not successful, \r |
143 | // Return 1) either the default value specified by Platform Integrator \r |
144 | // 2) Or the value Set by a PCD set operation.\r |
145 | //\r |
146 | RetPtr = (VOID *) VaraiableDefaultBuffer;\r |
147 | break;\r |
148 | \r |
149 | case PCD_TYPE_STRING:\r |
150 | StringTableIdx = (UINT16) *((UINT8 *) PcdDb + Offset);\r |
151 | RetPtr = (VOID *) &StringTable[StringTableIdx];\r |
152 | break;\r |
153 | \r |
154 | case PCD_TYPE_DATA:\r |
155 | RetPtr = (VOID *) ((UINT8 *) PcdDb + Offset);\r |
156 | break;\r |
157 | \r |
158 | default:\r |
159 | ASSERT (FALSE);\r |
160 | break;\r |
161 | \r |
162 | }\r |
163 | \r |
164 | EfiReleaseLock (&mPcdDatabaseLock);\r |
165 | \r |
166 | return RetPtr;\r |
167 | \r |
168 | }\r |
169 | \r |
170 | \r |
171 | \r |
172 | EFI_STATUS\r |
173 | DxeRegisterCallBackWorker (\r |
174 | IN UINTN TokenNumber,\r |
175 | IN CONST GUID *Guid, OPTIONAL\r |
176 | IN PCD_PROTOCOL_CALLBACK CallBackFunction\r |
177 | )\r |
178 | {\r |
179 | CALLBACK_FN_ENTRY *FnTableEntry;\r |
180 | LIST_ENTRY *ListHead;\r |
181 | LIST_ENTRY *ListNode;\r |
182 | \r |
183 | if (Guid != NULL) {\r |
184 | TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) TokenNumber);\r |
185 | }\r |
186 | \r |
187 | //\r |
188 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r |
189 | // We have to decrement TokenNumber by 1 to make it usable\r |
190 | // as the array index.\r |
191 | //\r |
192 | TokenNumber--;\r |
193 | \r |
194 | ListHead = &mCallbackFnTable[TokenNumber];\r |
195 | ListNode = GetFirstNode (ListHead);\r |
196 | \r |
197 | while (ListNode != ListHead) {\r |
198 | FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);\r |
199 | \r |
200 | if (FnTableEntry->CallbackFn == CallBackFunction) {\r |
201 | //\r |
202 | // We only allow a Callback function to be register once\r |
203 | // for a TokenNumber. So just return EFI_SUCCESS\r |
204 | //\r |
205 | return EFI_SUCCESS;\r |
206 | }\r |
207 | ListNode = GetNextNode (ListHead, ListNode);\r |
208 | }\r |
209 | \r |
210 | FnTableEntry = AllocatePool (sizeof(CALLBACK_FN_ENTRY));\r |
211 | ASSERT (FnTableEntry != NULL);\r |
212 | \r |
213 | FnTableEntry->CallbackFn = CallBackFunction;\r |
214 | InsertTailList (ListHead, &FnTableEntry->Node);\r |
215 | \r |
216 | return EFI_SUCCESS;\r |
217 | }\r |
218 | \r |
219 | \r |
220 | \r |
221 | \r |
222 | EFI_STATUS\r |
223 | DxeUnRegisterCallBackWorker (\r |
224 | IN UINTN TokenNumber,\r |
225 | IN CONST GUID *Guid, OPTIONAL\r |
226 | IN PCD_PROTOCOL_CALLBACK CallBackFunction\r |
227 | )\r |
228 | {\r |
229 | CALLBACK_FN_ENTRY *FnTableEntry;\r |
230 | LIST_ENTRY *ListHead;\r |
231 | LIST_ENTRY *ListNode;\r |
232 | \r |
233 | if (Guid != NULL) {\r |
234 | TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) TokenNumber);\r |
235 | }\r |
236 | \r |
237 | //\r |
238 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r |
239 | // We have to decrement TokenNumber by 1 to make it usable\r |
240 | // as the array index.\r |
241 | //\r |
242 | TokenNumber--;\r |
243 | \r |
244 | ListHead = &mCallbackFnTable[TokenNumber];\r |
245 | ListNode = GetFirstNode (ListHead);\r |
246 | \r |
247 | while (ListNode != ListHead) {\r |
248 | FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);\r |
249 | \r |
250 | if (FnTableEntry->CallbackFn == CallBackFunction) {\r |
251 | //\r |
252 | // We only allow a Callback function to be register once\r |
253 | // for a TokenNumber. So we can safely remove the Node from\r |
254 | // the Link List and return EFI_SUCCESS.\r |
255 | //\r |
256 | RemoveEntryList (ListNode);\r |
257 | FreePool (FnTableEntry);\r |
258 | \r |
259 | return EFI_SUCCESS;\r |
260 | }\r |
261 | ListNode = GetNextNode (ListHead, ListNode);\r |
262 | }\r |
263 | \r |
264 | return EFI_INVALID_PARAMETER;\r |
265 | }\r |
266 | \r |
267 | \r |
268 | \r |
269 | EFI_STATUS\r |
270 | ExGetNextTokeNumber (\r |
271 | IN CONST EFI_GUID *Guid,\r |
272 | IN OUT UINTN *TokenNumber,\r |
273 | IN EFI_GUID *GuidTable,\r |
274 | IN UINTN SizeOfGuidTable,\r |
275 | IN DYNAMICEX_MAPPING *ExMapTable,\r |
276 | IN UINTN SizeOfExMapTable\r |
277 | )\r |
278 | {\r |
279 | EFI_GUID *MatchGuid;\r |
280 | UINTN Idx;\r |
281 | UINTN GuidTableIdx;\r |
282 | BOOLEAN Found;\r |
283 | \r |
284 | MatchGuid = ScanGuid (GuidTable, SizeOfGuidTable, Guid);\r |
285 | if (MatchGuid == NULL) {\r |
286 | return EFI_NOT_FOUND;\r |
287 | }\r |
288 | \r |
289 | Found = FALSE;\r |
290 | GuidTableIdx = MatchGuid - GuidTable;\r |
291 | for (Idx = 0; Idx < SizeOfExMapTable; Idx++) {\r |
292 | if (ExMapTable[Idx].ExGuidIndex == GuidTableIdx) {\r |
293 | Found = TRUE;\r |
294 | break;\r |
295 | }\r |
296 | }\r |
297 | \r |
298 | if (Found) {\r |
299 | if (*TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r |
300 | *TokenNumber = ExMapTable[Idx].ExTokenNumber;\r |
301 | return EFI_SUCCESS;\r |
302 | }\r |
303 | \r |
304 | for ( ; Idx < SizeOfExMapTable; Idx++) {\r |
305 | if (ExMapTable[Idx].ExTokenNumber == *TokenNumber) {\r |
306 | Idx++;\r |
307 | if (Idx == SizeOfExMapTable) {\r |
308 | //\r |
309 | // Exceed the length of ExMap Table\r |
310 | //\r |
311 | *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r |
312 | return EFI_SUCCESS;\r |
313 | } else if (ExMapTable[Idx].ExGuidIndex == GuidTableIdx) {\r |
314 | //\r |
315 | // Found the next match\r |
316 | //\r |
317 | *TokenNumber = ExMapTable[Idx].ExTokenNumber;\r |
318 | return EFI_SUCCESS;\r |
319 | } else {\r |
320 | //\r |
321 | // Guid has been changed. It is the next Token Space Guid.\r |
322 | // We should flag no more TokenNumber.\r |
323 | //\r |
324 | *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r |
325 | return EFI_SUCCESS;\r |
326 | }\r |
327 | }\r |
328 | }\r |
329 | }\r |
330 | \r |
331 | return EFI_NOT_FOUND;\r |
332 | }\r |
333 | \r |
334 | \r |
335 | \r |
336 | \r |
337 | VOID\r |
338 | BuildPcdDxeDataBase (\r |
339 | VOID\r |
340 | )\r |
341 | {\r |
342 | PEI_PCD_DATABASE *PeiDatabase;\r |
343 | EFI_HOB_GUID_TYPE *GuidHob;\r |
344 | UINTN Idx;\r |
345 | \r |
346 | mPcdDatabase = AllocateZeroPool (sizeof(PCD_DATABASE));\r |
347 | ASSERT (mPcdDatabase != NULL);\r |
348 | \r |
349 | GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r |
350 | if (GuidHob != NULL) {\r |
351 | \r |
352 | //\r |
353 | // We will copy over the PEI phase's PCD Database.\r |
354 | // \r |
355 | // If no PEIMs use dynamic Pcd Entry, the Pcd Service PEIM\r |
356 | // should not be included at all. So the GuidHob could\r |
357 | // be NULL. If it is NULL, we just copy over the DXE Default\r |
358 | // Value to PCD Database.\r |
359 | //\r |
360 | \r |
361 | PeiDatabase = (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);\r |
362 | //\r |
363 | // Copy PCD Entries refereneced in PEI phase to PCD DATABASE\r |
364 | //\r |
365 | CopyMem (&mPcdDatabase->PeiDb, PeiDatabase, sizeof (PEI_PCD_DATABASE));\r |
366 | }\r |
367 | \r |
368 | //\r |
369 | // Copy PCD Entries with default value to PCD DATABASE\r |
370 | //\r |
371 | CopyMem (&mPcdDatabase->DxeDb.Init, &gDXEPcdDbInit, sizeof(DXE_PCD_DATABASE_INIT));\r |
372 | \r |
373 | \r |
374 | //\r |
375 | // Initialized the Callback Function Table\r |
376 | //\r |
377 | \r |
378 | mCallbackFnTable = AllocateZeroPool (PCD_TOTAL_TOKEN_NUMBER * sizeof (LIST_ENTRY));\r |
379 | \r |
380 | // EBC compiler is very choosy. It may report warning about comparison\r |
381 | // between UINTN and 0 . So we add 1 in each size of the \r |
382 | // comparison.\r |
383 | for (Idx = 0; Idx + 1 < PCD_TOTAL_TOKEN_NUMBER + 1; Idx++) {\r |
384 | InitializeListHead (&mCallbackFnTable[Idx]);\r |
385 | }\r |
386 | \r |
387 | return;\r |
388 | }\r |
389 | \r |
390 | \r |
391 | \r |
392 | EFI_STATUS\r |
393 | GetHiiVariable (\r |
394 | IN EFI_GUID *VariableGuid,\r |
395 | IN UINT16 *VariableName,\r |
396 | OUT UINT8 **VariableData,\r |
397 | OUT UINTN *VariableSize\r |
398 | )\r |
399 | {\r |
400 | UINTN Size;\r |
401 | EFI_STATUS Status;\r |
402 | UINT8 *Buffer;\r |
403 | \r |
404 | Size = 0;\r |
405 | Buffer = NULL;\r |
406 | \r |
407 | Status = gRT->GetVariable (\r |
408 | (UINT16 *)VariableName,\r |
409 | VariableGuid,\r |
410 | NULL,\r |
411 | &Size,\r |
412 | Buffer\r |
413 | );\r |
414 | \r |
415 | if (Status == EFI_BUFFER_TOO_SMALL) {\r |
416 | Buffer = (UINT8 *) AllocatePool (Size);\r |
417 | \r |
418 | ASSERT (Buffer != NULL);\r |
419 | \r |
420 | Status = gRT->GetVariable (\r |
421 | VariableName,\r |
422 | VariableGuid,\r |
423 | NULL,\r |
424 | &Size,\r |
425 | Buffer\r |
426 | );\r |
427 | \r |
428 | ASSERT (Status == EFI_SUCCESS);\r |
429 | *VariableData = Buffer;\r |
430 | *VariableSize = Size;\r |
431 | }\r |
432 | \r |
433 | return Status;\r |
434 | }\r |
435 | \r |
436 | \r |
437 | UINT32\r |
438 | GetSkuEnabledTokenNumber (\r |
439 | UINT32 LocalTokenNumber,\r |
440 | UINTN Size,\r |
441 | BOOLEAN IsPeiDb\r |
442 | ) \r |
443 | {\r |
444 | SKU_HEAD *SkuHead;\r |
445 | SKU_ID *SkuIdTable;\r |
446 | INTN i;\r |
447 | UINT8 *Value;\r |
448 | SKU_ID *PhaseSkuIdTable;\r |
449 | UINT8 *PcdDb;\r |
450 | \r |
451 | ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0);\r |
452 | \r |
453 | PcdDb = IsPeiDb ? (UINT8 *) &mPcdDatabase->PeiDb : (UINT8 *) &mPcdDatabase->DxeDb;\r |
454 | \r |
455 | SkuHead = (SKU_HEAD *) (PcdDb + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r |
456 | Value = (UINT8 *) (PcdDb + SkuHead->SkuDataStartOffset); \r |
457 | \r |
458 | PhaseSkuIdTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.SkuIdTable :\r |
459 | mPcdDatabase->DxeDb.Init.SkuIdTable;\r |
460 | \r |
461 | SkuIdTable = &PhaseSkuIdTable[SkuHead->SkuIdTableOffset];\r |
462 | \r |
463 | for (i = 0; i < SkuIdTable[0]; i++) {\r |
464 | if (mPcdDatabase->PeiDb.Init.SystemSkuId == SkuIdTable[i + 1]) {\r |
465 | break;\r |
466 | }\r |
467 | }\r |
468 | ASSERT (i < SkuIdTable[0]);\r |
469 | \r |
470 | switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r |
471 | case PCD_TYPE_VPD:\r |
472 | Value = (UINT8 *) &(((VPD_HEAD *) Value)[i]);\r |
473 | return (UINT32) ((Value - PcdDb) | PCD_TYPE_VPD);\r |
474 | \r |
475 | case PCD_TYPE_HII:\r |
476 | Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[i]);\r |
477 | return (UINT32) ((Value - PcdDb) | PCD_TYPE_HII);\r |
478 | \r |
479 | case PCD_TYPE_STRING:\r |
480 | Value = (UINT8 *) &(((STRING_HEAD *) Value)[i]);\r |
481 | return (UINT32) ((Value - PcdDb) | PCD_TYPE_STRING);\r |
482 | \r |
483 | case PCD_TYPE_DATA:\r |
484 | Value += Size * i;\r |
485 | return (UINT32) (Value - PcdDb);\r |
486 | \r |
487 | default:\r |
488 | ASSERT (FALSE);\r |
489 | }\r |
490 | \r |
491 | ASSERT (FALSE);\r |
492 | \r |
493 | return 0;\r |
494 | \r |
495 | }\r |
496 | \r |
497 | \r |
498 | \r |
499 | \r |
500 | STATIC\r |
501 | VOID\r |
502 | InvokeCallbackOnSet (\r |
503 | UINT32 ExTokenNumber,\r |
504 | CONST EFI_GUID *Guid, OPTIONAL\r |
505 | UINTN TokenNumber,\r |
506 | VOID *Data,\r |
507 | UINTN Size\r |
508 | )\r |
509 | {\r |
510 | CALLBACK_FN_ENTRY *FnTableEntry;\r |
511 | LIST_ENTRY *ListHead;\r |
512 | LIST_ENTRY *ListNode;\r |
513 | \r |
514 | //\r |
515 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r |
516 | // We have to decrement TokenNumber by 1 to make it usable\r |
517 | // as the array index.\r |
518 | //\r |
519 | TokenNumber--;\r |
520 | \r |
521 | ListHead = &mCallbackFnTable[TokenNumber];\r |
522 | ListNode = GetFirstNode (ListHead);\r |
523 | \r |
524 | while (ListNode != ListHead) {\r |
525 | FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);\r |
526 | \r |
527 | FnTableEntry->CallbackFn(Guid, \r |
528 | (Guid == NULL) ? TokenNumber : ExTokenNumber,\r |
529 | Data,\r |
530 | Size);\r |
531 | \r |
532 | ListNode = GetNextNode (ListHead, ListNode);\r |
533 | }\r |
534 | \r |
535 | return;\r |
536 | }\r |
537 | \r |
538 | \r |
539 | EFI_STATUS\r |
540 | SetValueWorker (\r |
541 | IN UINTN TokenNumber,\r |
542 | IN VOID *Data,\r |
543 | IN UINTN Size\r |
544 | )\r |
545 | {\r |
546 | return SetWorker (TokenNumber, Data, &Size, FALSE);\r |
547 | }\r |
548 | \r |
549 | \r |
550 | EFI_STATUS\r |
551 | SetWorker (\r |
552 | IN UINTN TokenNumber,\r |
553 | IN VOID *Data,\r |
554 | IN OUT UINTN *Size,\r |
555 | IN BOOLEAN PtrType\r |
556 | )\r |
557 | {\r |
558 | UINT32 *LocalTokenNumberTable;\r |
559 | BOOLEAN IsPeiDb;\r |
560 | UINT32 LocalTokenNumber;\r |
561 | EFI_GUID *GuidTable;\r |
562 | UINT16 *StringTable;\r |
563 | EFI_GUID *Guid;\r |
564 | UINT16 *Name;\r |
565 | UINTN VariableOffset;\r |
566 | VOID *InternalData;\r |
567 | VARIABLE_HEAD *VariableHead;\r |
568 | UINTN Offset;\r |
569 | UINT8 *PcdDb;\r |
570 | EFI_STATUS Status;\r |
571 | UINTN MaxSize;\r |
572 | UINTN TmpTokenNumber;\r |
573 | \r |
574 | //\r |
575 | // Aquire lock to prevent reentrance from TPL_CALLBACK level\r |
576 | //\r |
577 | EfiAcquireLock (&mPcdDatabaseLock);\r |
578 | \r |
579 | //\r |
580 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r |
581 | // We have to decrement TokenNumber by 1 to make it usable\r |
582 | // as the array index.\r |
583 | //\r |
584 | TokenNumber--;\r |
585 | \r |
586 | TmpTokenNumber = TokenNumber;\r |
587 | \r |
588 | // EBC compiler is very choosy. It may report warning about comparison\r |
589 | // between UINTN and 0 . So we add 1 in each size of the \r |
590 | // comparison.\r |
591 | \r |
592 | ASSERT (TokenNumber + 1 < PCD_TOTAL_TOKEN_NUMBER + 1);\r |
593 | \r |
594 | if (!PtrType) {\r |
595 | ASSERT (*Size == DxePcdGetSize (TokenNumber + 1));\r |
596 | }\r |
597 | \r |
598 | // EBC compiler is very choosy. It may report warning about comparison\r |
599 | // between UINTN and 0 . So we add 1 in each size of the \r |
600 | // comparison.\r |
601 | IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1) ? TRUE : FALSE);\r |
602 | \r |
603 | LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable : \r |
604 | mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r |
605 | \r |
606 | // EBC compiler is very choosy. It may report warning about comparison\r |
607 | // between UINTN and 0 . So we add 1 in each size of the \r |
608 | // comparison.\r |
609 | if ((TokenNumber + 1 < PEI_NEX_TOKEN_NUMBER + 1) ||\r |
610 | (TokenNumber + 1 >= PEI_LOCAL_TOKEN_NUMBER + 1 || TokenNumber + 1 < (PEI_LOCAL_TOKEN_NUMBER + DXE_NEX_TOKEN_NUMBER + 1))) {\r |
611 | InvokeCallbackOnSet (0, NULL, TokenNumber + 1, Data, *Size);\r |
612 | }\r |
613 | \r |
614 | TokenNumber = IsPeiDb ? TokenNumber\r |
615 | : TokenNumber - PEI_LOCAL_TOKEN_NUMBER;\r |
616 | \r |
617 | LocalTokenNumber = LocalTokenNumberTable[TokenNumber];\r |
618 | \r |
619 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r |
620 | if (PtrType) {\r |
621 | GetPtrTypeSize (TmpTokenNumber, &MaxSize);\r |
622 | } else {\r |
623 | MaxSize = *Size;\r |
624 | }\r |
625 | LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize, IsPeiDb);\r |
626 | }\r |
627 | \r |
628 | Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r |
629 | \r |
630 | PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);\r |
631 | \r |
632 | StringTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.StringTable :\r |
633 | mPcdDatabase->DxeDb.Init.StringTable;\r |
634 | \r |
635 | InternalData = PcdDb + Offset;\r |
636 | \r |
637 | switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r |
638 | case PCD_TYPE_VPD:\r |
639 | ASSERT (FALSE);\r |
640 | Status = EFI_INVALID_PARAMETER;\r |
641 | break;\r |
642 | \r |
643 | case PCD_TYPE_STRING:\r |
644 | if (SetPtrTypeSize (TmpTokenNumber, Size)) {\r |
645 | CopyMem (&StringTable[*((UINT16 *)InternalData)], Data, *Size);\r |
646 | Status = EFI_SUCCESS;\r |
647 | } else {\r |
648 | Status = EFI_INVALID_PARAMETER;\r |
649 | }\r |
650 | break;\r |
651 | \r |
652 | case PCD_TYPE_HII:\r |
653 | if (PtrType) {\r |
654 | if (!SetPtrTypeSize (TmpTokenNumber, Size)) {\r |
655 | Status = EFI_INVALID_PARAMETER;\r |
656 | break;\r |
657 | }\r |
658 | }\r |
659 | \r |
660 | GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :\r |
661 | mPcdDatabase->DxeDb.Init.GuidTable;\r |
662 | \r |
663 | VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r |
664 | \r |
665 | Guid = &(GuidTable[VariableHead->GuidTableIndex]);\r |
666 | Name = &(StringTable[VariableHead->StringIndex]);\r |
667 | VariableOffset = VariableHead->Offset;\r |
668 | \r |
669 | Status = SetHiiVariable (Guid, Name, Data, *Size, VariableOffset);\r |
670 | \r |
671 | if (EFI_NOT_FOUND == Status) {\r |
672 | CopyMem (PcdDb + VariableHead->DefaultValueOffset, Data, *Size);\r |
673 | Status = EFI_SUCCESS;\r |
674 | } \r |
675 | break;\r |
676 | \r |
677 | case PCD_TYPE_DATA:\r |
678 | if (PtrType) {\r |
679 | if (SetPtrTypeSize (TmpTokenNumber, Size)) {\r |
680 | CopyMem (InternalData, Data, *Size);\r |
681 | Status = EFI_SUCCESS;\r |
682 | } else {\r |
683 | Status = EFI_INVALID_PARAMETER;\r |
684 | }\r |
685 | break;\r |
686 | }\r |
687 | \r |
688 | Status = EFI_SUCCESS;\r |
689 | switch (*Size) {\r |
690 | case sizeof(UINT8):\r |
691 | *((UINT8 *) InternalData) = *((UINT8 *) Data);\r |
692 | break;\r |
693 | \r |
694 | case sizeof(UINT16):\r |
695 | *((UINT16 *) InternalData) = *((UINT16 *) Data);\r |
696 | break;\r |
697 | \r |
698 | case sizeof(UINT32):\r |
699 | *((UINT32 *) InternalData) = *((UINT32 *) Data);\r |
700 | break;\r |
701 | \r |
702 | case sizeof(UINT64):\r |
703 | *((UINT64 *) InternalData) = *((UINT64 *) Data);\r |
704 | break;\r |
705 | \r |
706 | default:\r |
707 | ASSERT (FALSE);\r |
708 | Status = EFI_NOT_FOUND;\r |
709 | break;\r |
710 | }\r |
711 | break;\r |
712 | \r |
713 | default:\r |
714 | ASSERT (FALSE);\r |
715 | Status = EFI_NOT_FOUND;\r |
716 | break;\r |
717 | }\r |
718 | \r |
719 | EfiReleaseLock (&mPcdDatabaseLock);\r |
720 | \r |
721 | return Status;\r |
722 | }\r |
723 | \r |
724 | \r |
725 | \r |
726 | \r |
727 | \r |
728 | VOID *\r |
729 | ExGetWorker (\r |
730 | IN CONST EFI_GUID *Guid,\r |
731 | IN UINTN ExTokenNumber,\r |
732 | IN UINTN GetSize\r |
733 | ) \r |
734 | {\r |
735 | return GetWorker(GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber), GetSize);\r |
736 | }\r |
737 | \r |
738 | \r |
739 | \r |
740 | \r |
741 | EFI_STATUS\r |
742 | ExSetValueWorker (\r |
743 | IN UINTN ExTokenNumber,\r |
744 | IN CONST EFI_GUID *Guid,\r |
745 | IN VOID *Data,\r |
746 | IN UINTN SetSize\r |
747 | )\r |
748 | {\r |
749 | return ExSetWorker (ExTokenNumber, Guid, Data, &SetSize, FALSE);\r |
750 | }\r |
751 | \r |
752 | \r |
753 | EFI_STATUS\r |
754 | ExSetWorker (\r |
755 | IN UINTN ExTokenNumber,\r |
756 | IN CONST EFI_GUID *Guid,\r |
757 | IN VOID *Data,\r |
758 | IN OUT UINTN *SetSize,\r |
759 | IN BOOLEAN PtrType\r |
760 | )\r |
761 | {\r |
762 | UINTN TokenNumber;\r |
763 | \r |
764 | TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber);\r |
765 | \r |
766 | InvokeCallbackOnSet ((UINT32) ExTokenNumber, Guid, TokenNumber, Data, *SetSize);\r |
767 | \r |
768 | return SetWorker (TokenNumber, Data, SetSize, PtrType);\r |
769 | \r |
770 | }\r |
771 | \r |
772 | \r |
773 | \r |
774 | \r |
775 | EFI_STATUS\r |
776 | SetHiiVariable (\r |
777 | IN EFI_GUID *VariableGuid,\r |
778 | IN UINT16 *VariableName,\r |
779 | IN CONST VOID *Data,\r |
780 | IN UINTN DataSize,\r |
781 | IN UINTN Offset\r |
782 | )\r |
783 | {\r |
784 | UINTN Size;\r |
785 | VOID *Buffer;\r |
786 | EFI_STATUS Status;\r |
787 | UINT32 Attribute;\r |
788 | \r |
789 | Size = 0;\r |
790 | \r |
791 | Status = gRT->GetVariable (\r |
792 | (UINT16 *)VariableName,\r |
793 | VariableGuid,\r |
794 | NULL,\r |
795 | &Size,\r |
796 | NULL\r |
797 | );\r |
798 | \r |
799 | if (Status == EFI_BUFFER_TOO_SMALL) {\r |
800 | \r |
801 | Buffer = AllocatePool (Size);\r |
802 | \r |
803 | ASSERT (Buffer != NULL);\r |
804 | \r |
805 | Status = gRT->GetVariable (\r |
806 | VariableName,\r |
807 | VariableGuid,\r |
808 | &Attribute,\r |
809 | &Size,\r |
810 | Buffer\r |
811 | );\r |
812 | \r |
813 | ASSERT_EFI_ERROR (Status);\r |
814 | \r |
815 | CopyMem ((UINT8 *)Buffer + Offset, Data, DataSize);\r |
816 | \r |
817 | Status = gRT->SetVariable (\r |
818 | VariableName,\r |
819 | VariableGuid,\r |
820 | Attribute,\r |
821 | Size,\r |
822 | Buffer\r |
823 | );\r |
824 | \r |
825 | FreePool (Buffer);\r |
826 | return Status;\r |
827 | \r |
828 | } \r |
829 | \r |
830 | //\r |
831 | // If we drop to here, we don't have a Variable entry in\r |
832 | // the variable service yet. So, we will save the data\r |
833 | // in the PCD Database's volatile area.\r |
834 | //\r |
835 | return Status;\r |
836 | }\r |
837 | \r |
838 | \r |
839 | \r |
840 | \r |
841 | \r |
842 | UINTN \r |
843 | GetExPcdTokenNumber (\r |
844 | IN CONST EFI_GUID *Guid,\r |
845 | IN UINT32 ExTokenNumber\r |
846 | )\r |
847 | {\r |
848 | UINT32 i;\r |
849 | DYNAMICEX_MAPPING *ExMap;\r |
850 | EFI_GUID *GuidTable;\r |
851 | EFI_GUID *MatchGuid;\r |
852 | UINTN MatchGuidIdx;\r |
853 | \r |
854 | if (!PEI_DATABASE_EMPTY) {\r |
855 | ExMap = mPcdDatabase->PeiDb.Init.ExMapTable;\r |
856 | GuidTable = mPcdDatabase->PeiDb.Init.GuidTable;\r |
857 | \r |
858 | MatchGuid = ScanGuid (GuidTable, sizeof(mPcdDatabase->PeiDb.Init.GuidTable), Guid);\r |
859 | \r |
860 | if (MatchGuid != NULL) {\r |
861 | \r |
862 | MatchGuidIdx = MatchGuid - GuidTable;\r |
863 | \r |
864 | for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) {\r |
865 | if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&\r |
866 | (MatchGuidIdx == ExMap[i].ExGuidIndex)) {\r |
867 | return ExMap[i].LocalTokenNumber;\r |
868 | \r |
869 | }\r |
870 | }\r |
871 | }\r |
872 | }\r |
873 | \r |
874 | ExMap = mPcdDatabase->DxeDb.Init.ExMapTable;\r |
875 | GuidTable = mPcdDatabase->DxeDb.Init.GuidTable;\r |
876 | \r |
877 | MatchGuid = ScanGuid (GuidTable, sizeof(mPcdDatabase->DxeDb.Init.GuidTable), Guid);\r |
878 | //\r |
879 | // We need to ASSERT here. If GUID can't be found in GuidTable, this is a\r |
880 | // error in the BUILD system.\r |
881 | //\r |
882 | ASSERT (MatchGuid != NULL);\r |
883 | \r |
884 | MatchGuidIdx = MatchGuid - GuidTable;\r |
885 | \r |
886 | for (i = 0; i < DXE_EXMAPPING_TABLE_SIZE; i++) {\r |
887 | if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&\r |
888 | (MatchGuidIdx == ExMap[i].ExGuidIndex)) {\r |
889 | return ExMap[i].LocalTokenNumber;\r |
890 | }\r |
891 | }\r |
892 | \r |
893 | ASSERT (FALSE);\r |
894 | \r |
895 | return 0;\r |
896 | }\r |
897 | \r |
898 | \r |
899 | STATIC\r |
900 | SKU_ID *\r |
901 | GetSkuIdArray (\r |
902 | IN UINTN LocalTokenNumberTableIdx,\r |
903 | IN BOOLEAN IsPeiPcd\r |
904 | )\r |
905 | {\r |
906 | SKU_HEAD *SkuHead;\r |
907 | UINTN LocalTokenNumber;\r |
908 | UINT8 *Database;\r |
909 | \r |
910 | if (IsPeiPcd) {\r |
911 | LocalTokenNumber = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable[LocalTokenNumberTableIdx];\r |
912 | Database = (UINT8 *) &mPcdDatabase->PeiDb;\r |
913 | } else {\r |
914 | LocalTokenNumber = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable[LocalTokenNumberTableIdx - PEI_LOCAL_TOKEN_NUMBER];\r |
915 | Database = (UINT8 *) &mPcdDatabase->DxeDb;\r |
916 | }\r |
917 | \r |
918 | ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) != 0);\r |
919 | \r |
920 | SkuHead = (SKU_HEAD *) ((UINT8 *)Database + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r |
921 | \r |
922 | return (SKU_ID *) (Database + SkuHead->SkuIdTableOffset);\r |
923 | \r |
924 | }\r |
925 | \r |
926 | \r |
927 | STATIC\r |
928 | UINTN\r |
929 | GetSizeTableIndexA (\r |
930 | IN UINTN LocalTokenNumberTableIdx,\r |
931 | IN UINT32 *LocalTokenNumberTable,\r |
932 | IN BOOLEAN IsPeiDb\r |
933 | )\r |
934 | {\r |
935 | UINTN i;\r |
936 | UINTN SizeTableIdx;\r |
937 | UINTN LocalTokenNumber;\r |
938 | SKU_ID *SkuIdTable;\r |
939 | \r |
940 | SizeTableIdx = 0;\r |
941 | \r |
942 | for (i=0; i<LocalTokenNumberTableIdx; i++) {\r |
943 | LocalTokenNumber = LocalTokenNumberTable[i];\r |
944 | \r |
945 | if ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER) {\r |
946 | //\r |
947 | // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r |
948 | // PCD entry.\r |
949 | //\r |
950 | if (LocalTokenNumber & PCD_TYPE_VPD) {\r |
951 | //\r |
952 | // We have only one entry for VPD enabled PCD entry:\r |
953 | // 1) MAX Size.\r |
954 | // We consider current size is equal to MAX size.\r |
955 | //\r |
956 | SizeTableIdx++;\r |
957 | } else {\r |
958 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r |
959 | //\r |
960 | // We have only two entry for Non-Sku enabled PCD entry:\r |
961 | // 1) MAX SIZE\r |
962 | // 2) Current Size\r |
963 | //\r |
964 | SizeTableIdx += 2;\r |
965 | } else {\r |
966 | //\r |
967 | // We have these entry for SKU enabled PCD entry\r |
968 | // 1) MAX SIZE\r |
969 | // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r |
970 | //\r |
971 | SkuIdTable = GetSkuIdArray (i, IsPeiDb);\r |
972 | SizeTableIdx += (UINTN)*SkuIdTable + 1;\r |
973 | }\r |
974 | }\r |
975 | }\r |
976 | \r |
977 | }\r |
978 | \r |
979 | return SizeTableIdx;\r |
980 | }\r |
981 | \r |
982 | \r |
983 | \r |
984 | STATIC\r |
985 | UINTN\r |
986 | GetSizeTableIndex (\r |
987 | IN UINTN LocalTokenNumberTableIdx,\r |
988 | IN BOOLEAN IsPeiDb\r |
989 | )\r |
990 | {\r |
991 | UINT32 *LocalTokenNumberTable;\r |
992 | \r |
993 | if (IsPeiDb) {\r |
994 | LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;\r |
995 | } else {\r |
996 | LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r |
997 | }\r |
998 | return GetSizeTableIndexA (LocalTokenNumberTableIdx, \r |
999 | LocalTokenNumberTable,\r |
1000 | IsPeiDb);\r |
1001 | }\r |
1002 | \r |
1003 | \r |
1004 | \r |
1005 | UINTN\r |
1006 | GetPtrTypeSize (\r |
1007 | IN UINTN LocalTokenNumberTableIdx,\r |
1008 | OUT UINTN *MaxSize\r |
1009 | )\r |
1010 | {\r |
1011 | INTN SizeTableIdx;\r |
1012 | UINTN LocalTokenNumber;\r |
1013 | SKU_ID *SkuIdTable;\r |
1014 | SIZE_INFO *SizeTable;\r |
1015 | UINTN i;\r |
1016 | BOOLEAN IsPeiDb;\r |
1017 | UINT32 *LocalTokenNumberTable;\r |
1018 | \r |
1019 | // EBC compiler is very choosy. It may report warning about comparison\r |
1020 | // between UINTN and 0 . So we add 1 in each size of the \r |
1021 | // comparison.\r |
1022 | IsPeiDb = (BOOLEAN) (LocalTokenNumberTableIdx + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);\r |
1023 | \r |
1024 | \r |
1025 | if (IsPeiDb) {\r |
1026 | LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;\r |
1027 | SizeTable = mPcdDatabase->PeiDb.Init.SizeTable;\r |
1028 | } else {\r |
1029 | LocalTokenNumberTableIdx -= PEI_LOCAL_TOKEN_NUMBER;\r |
1030 | LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r |
1031 | SizeTable = mPcdDatabase->DxeDb.Init.SizeTable;\r |
1032 | }\r |
1033 | \r |
1034 | LocalTokenNumber = LocalTokenNumberTable[LocalTokenNumberTableIdx];\r |
1035 | \r |
1036 | ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);\r |
1037 | \r |
1038 | SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, IsPeiDb);\r |
1039 | \r |
1040 | *MaxSize = SizeTable[SizeTableIdx];\r |
1041 | //\r |
1042 | // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r |
1043 | // PCD entry.\r |
1044 | //\r |
1045 | if (LocalTokenNumber & PCD_TYPE_VPD) {\r |
1046 | //\r |
1047 | // We have only one entry for VPD enabled PCD entry:\r |
1048 | // 1) MAX Size.\r |
1049 | // We consider current size is equal to MAX size.\r |
1050 | //\r |
1051 | return *MaxSize;\r |
1052 | } else {\r |
1053 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r |
1054 | //\r |
1055 | // We have only two entry for Non-Sku enabled PCD entry:\r |
1056 | // 1) MAX SIZE\r |
1057 | // 2) Current Size\r |
1058 | //\r |
1059 | return SizeTable[SizeTableIdx + 1];\r |
1060 | } else {\r |
1061 | //\r |
1062 | // We have these entry for SKU enabled PCD entry\r |
1063 | // 1) MAX SIZE\r |
1064 | // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r |
1065 | //\r |
1066 | SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, IsPeiDb);\r |
1067 | for (i = 0; i < SkuIdTable[0]; i++) {\r |
1068 | if (SkuIdTable[1 + i] == mPcdDatabase->PeiDb.Init.SystemSkuId) {\r |
1069 | return SizeTable[SizeTableIdx + 1 + i];\r |
1070 | }\r |
1071 | }\r |
1072 | return SizeTable[SizeTableIdx + 1];\r |
1073 | }\r |
1074 | }\r |
1075 | }\r |
1076 | \r |
1077 | \r |
1078 | \r |
1079 | BOOLEAN\r |
1080 | SetPtrTypeSize (\r |
1081 | IN UINTN LocalTokenNumberTableIdx,\r |
1082 | IN OUT UINTN *CurrentSize\r |
1083 | )\r |
1084 | {\r |
1085 | INTN SizeTableIdx;\r |
1086 | UINTN LocalTokenNumber;\r |
1087 | SKU_ID *SkuIdTable;\r |
1088 | SIZE_INFO *SizeTable;\r |
1089 | UINTN i;\r |
1090 | UINTN MaxSize;\r |
1091 | BOOLEAN IsPeiDb;\r |
1092 | UINT32 *LocalTokenNumberTable;\r |
1093 | \r |
1094 | // EBC compiler is very choosy. It may report warning about comparison\r |
1095 | // between UINTN and 0 . So we add 1 in each size of the \r |
1096 | // comparison.\r |
1097 | IsPeiDb = (BOOLEAN) (LocalTokenNumberTableIdx + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);\r |
1098 | \r |
1099 | if (IsPeiDb) {\r |
1100 | LocalTokenNumberTable = mPcdDatabase->PeiDb.Init.LocalTokenNumberTable;\r |
1101 | SizeTable = mPcdDatabase->PeiDb.Init.SizeTable;\r |
1102 | } else {\r |
1103 | LocalTokenNumberTableIdx -= PEI_LOCAL_TOKEN_NUMBER;\r |
1104 | LocalTokenNumberTable = mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r |
1105 | SizeTable = mPcdDatabase->DxeDb.Init.SizeTable;\r |
1106 | }\r |
1107 | \r |
1108 | LocalTokenNumber = LocalTokenNumberTable[LocalTokenNumberTableIdx];\r |
1109 | \r |
1110 | ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);\r |
1111 | \r |
1112 | SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, IsPeiDb);\r |
1113 | \r |
1114 | MaxSize = SizeTable[SizeTableIdx];\r |
1115 | //\r |
1116 | // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r |
1117 | // PCD entry.\r |
1118 | //\r |
1119 | if (LocalTokenNumber & PCD_TYPE_VPD) {\r |
1120 | //\r |
1121 | // We shouldn't come here as we don't support SET for VPD\r |
1122 | //\r |
1123 | ASSERT (FALSE);\r |
1124 | return FALSE;\r |
1125 | } else {\r |
1126 | if ((*CurrentSize > MaxSize) ||\r |
1127 | (*CurrentSize == MAX_ADDRESS)) {\r |
1128 | *CurrentSize = MaxSize;\r |
1129 | return FALSE;\r |
1130 | } \r |
1131 | \r |
1132 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r |
1133 | //\r |
1134 | // We have only two entry for Non-Sku enabled PCD entry:\r |
1135 | // 1) MAX SIZE\r |
1136 | // 2) Current Size\r |
1137 | //\r |
1138 | SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;\r |
1139 | return TRUE;\r |
1140 | } else {\r |
1141 | //\r |
1142 | // We have these entry for SKU enabled PCD entry\r |
1143 | // 1) MAX SIZE\r |
1144 | // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r |
1145 | //\r |
1146 | SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, IsPeiDb);\r |
1147 | for (i = 0; i < SkuIdTable[0]; i++) {\r |
1148 | if (SkuIdTable[1 + i] == mPcdDatabase->PeiDb.Init.SystemSkuId) {\r |
1149 | SizeTable[SizeTableIdx + 1 + i] = (SIZE_INFO) *CurrentSize;\r |
1150 | return TRUE;\r |
1151 | }\r |
1152 | }\r |
1153 | SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;\r |
1154 | return TRUE;\r |
1155 | }\r |
1156 | }\r |
1157 | }\r |
1158 | \r |