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