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878ddf1f | 1 | /** @file\r |
2 | Private functions used by PCD DXE driver.s\r | |
3 | \r | |
4 | Copyright (c) 2006, 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 | |
878ddf1f | 17 | #include "Service.h"\r |
18 | \r | |
878ddf1f | 19 | \r |
52e1905d | 20 | //\r |
21 | // Build Tool will generate DXE_PCD_DB_INIT_VALUE in Autogen.h\r | |
22 | // Compression Algorithm will take care of the size optimization.\r | |
23 | //\r | |
878ddf1f | 24 | \r |
4c114006 | 25 | PCD_DATABASE * mPcdDatabase;\r |
878ddf1f | 26 | \r |
abc25afa | 27 | LIST_ENTRY *mCallbackFnTable;\r |
878ddf1f | 28 | \r |
52e1905d | 29 | VOID *\r |
9d6d8b24 | 30 | GetWorker (\r |
8a43e8dd | 31 | UINTN TokenNumber,\r |
9d6d8b24 | 32 | UINTN GetSize\r |
33 | )\r | |
878ddf1f | 34 | {\r |
9d6d8b24 | 35 | UINT32 *LocalTokenNumberTable;\r |
36 | UINT16 *SizeTable;\r | |
37 | BOOLEAN IsPeiDb;\r | |
38 | UINTN Size;\r | |
52e1905d | 39 | UINT32 Offset;\r |
40 | EFI_GUID *GuidTable;\r | |
41 | UINT16 *StringTable;\r | |
42 | EFI_GUID *Guid;\r | |
43 | UINT16 *Name;\r | |
44 | VARIABLE_HEAD *VariableHead;\r | |
45 | EFI_STATUS Status;\r | |
46 | UINTN DataSize;\r | |
47 | VOID *Data;\r | |
48 | VPD_HEAD *VpdHead;\r | |
49 | UINT8 *PcdDb;\r | |
50 | UINT16 StringTableIdx; \r | |
9d6d8b24 | 51 | UINT32 LocalTokenNumber;\r |
52 | \r | |
53 | \r | |
54 | ASSERT (TokenNumber < PCD_TOTAL_TOKEN_NUMBER);\r | |
55 | \r | |
56 | Size = DxePcdGetSize (TokenNumber);\r | |
57 | ASSERT (GetSize == Size || GetSize == 0);\r | |
52e1905d | 58 | \r |
9d6d8b24 | 59 | \r |
2a505eac | 60 | IsPeiDb = (TokenNumber < PEI_LOCAL_TOKEN_NUMBER) ? TRUE : FALSE;\r |
9d6d8b24 | 61 | \r |
62 | LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable : \r | |
63 | mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r | |
64 | \r | |
65 | SizeTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.SizeTable: \r | |
66 | mPcdDatabase->DxeDb.Init.SizeTable;\r | |
67 | \r | |
68 | TokenNumber = IsPeiDb ? TokenNumber :\r | |
69 | TokenNumber - PEI_LOCAL_TOKEN_NUMBER;\r | |
70 | \r | |
71 | LocalTokenNumber = LocalTokenNumberTable[TokenNumber];\r | |
72 | \r | |
52e1905d | 73 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r |
74 | LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, Size, IsPeiDb);\r | |
75 | }\r | |
76 | \r | |
4c114006 | 77 | PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);\r |
78 | StringTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.StringTable :\r | |
79 | mPcdDatabase->DxeDb.Init.StringTable;\r | |
52e1905d | 80 | \r |
81 | Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r | |
82 | \r | |
83 | switch (LocalTokenNumber & ~PCD_DATABASE_OFFSET_MASK) {\r | |
84 | case PCD_TYPE_VPD:\r | |
85 | VpdHead = (VPD_HEAD *) ((UINT8 *) PcdDb + Offset);\r | |
4f242357 | 86 | return (VOID *) (UINTN) (FixedPcdGet32(PcdVpdBaseAddress) + VpdHead->Offset);\r |
52e1905d | 87 | \r |
88 | case PCD_TYPE_HII:\r | |
4c114006 | 89 | GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :\r |
90 | mPcdDatabase->DxeDb.Init.GuidTable;\r | |
52e1905d | 91 | \r |
92 | VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r | |
93 | \r | |
94 | Guid = &(GuidTable[VariableHead->GuidTableIndex]);\r | |
95 | Name = &(StringTable[VariableHead->StringIndex]);\r | |
878ddf1f | 96 | \r |
52e1905d | 97 | Status = GetHiiVariable (Guid, Name, &Data, &DataSize);\r |
98 | ASSERT_EFI_ERROR (Status);\r | |
99 | ASSERT (DataSize >= (UINTN) (VariableHead->Offset + Size));\r | |
878ddf1f | 100 | \r |
52e1905d | 101 | return (UINT8 *) Data + VariableHead->Offset;\r |
878ddf1f | 102 | \r |
52e1905d | 103 | case PCD_TYPE_STRING:\r |
104 | StringTableIdx = (UINT16) *((UINT8 *) PcdDb + Offset);\r | |
105 | return (VOID *) &StringTable[StringTableIdx];\r | |
878ddf1f | 106 | \r |
52e1905d | 107 | case PCD_TYPE_DATA:\r |
108 | return (VOID *) ((UINT8 *) PcdDb + Offset);\r | |
109 | break;\r | |
878ddf1f | 110 | \r |
52e1905d | 111 | default:\r |
112 | ASSERT (FALSE);\r | |
113 | break;\r | |
114 | \r | |
115 | }\r | |
878ddf1f | 116 | \r |
52e1905d | 117 | ASSERT (FALSE);\r |
118 | \r | |
119 | return NULL;\r | |
52e1905d | 120 | \r |
52e1905d | 121 | }\r |
878ddf1f | 122 | \r |
878ddf1f | 123 | \r |
124 | \r | |
52e1905d | 125 | EFI_STATUS\r |
126 | DxeRegisterCallBackWorker (\r | |
8a43e8dd | 127 | IN UINTN TokenNumber,\r |
52e1905d | 128 | IN CONST GUID *Guid, OPTIONAL\r |
4c114006 | 129 | IN PCD_PROTOCOL_CALLBACK CallBackFunction\r |
52e1905d | 130 | )\r |
131 | {\r | |
4c114006 | 132 | CALLBACK_FN_ENTRY *FnTableEntry;\r |
4c114006 | 133 | LIST_ENTRY *ListHead;\r |
134 | LIST_ENTRY *ListNode;\r | |
135 | \r | |
136 | if (Guid != NULL) {\r | |
4f242357 | 137 | TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) TokenNumber);\r |
4c114006 | 138 | }\r |
139 | \r | |
140 | ListHead = &mCallbackFnTable[TokenNumber];\r | |
141 | ListNode = GetFirstNode (ListHead);\r | |
142 | \r | |
143 | while (ListNode != ListHead) {\r | |
144 | FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);\r | |
145 | \r | |
146 | if (FnTableEntry->CallbackFn == CallBackFunction) {\r | |
147 | //\r | |
148 | // We only allow a Callback function to be register once\r | |
149 | // for a TokenNumber. So just return EFI_SUCCESS\r | |
150 | //\r | |
151 | return EFI_SUCCESS;\r | |
152 | }\r | |
153 | ListNode = GetNextNode (ListHead, ListNode);\r | |
154 | }\r | |
155 | \r | |
156 | FnTableEntry = AllocatePool (sizeof(CALLBACK_FN_ENTRY));\r | |
157 | ASSERT (FnTableEntry != NULL);\r | |
158 | \r | |
159 | FnTableEntry->CallbackFn = CallBackFunction;\r | |
160 | InsertTailList (ListHead, &FnTableEntry->Node);\r | |
52e1905d | 161 | \r |
162 | return EFI_SUCCESS;\r | |
878ddf1f | 163 | }\r |
164 | \r | |
165 | \r | |
4c114006 | 166 | \r |
167 | \r | |
52e1905d | 168 | EFI_STATUS\r |
4c114006 | 169 | DxeUnRegisterCallBackWorker (\r |
8a43e8dd | 170 | IN UINTN TokenNumber,\r |
4c114006 | 171 | IN CONST GUID *Guid, OPTIONAL\r |
172 | IN PCD_PROTOCOL_CALLBACK CallBackFunction\r | |
173 | )\r | |
174 | {\r | |
175 | CALLBACK_FN_ENTRY *FnTableEntry;\r | |
4c114006 | 176 | LIST_ENTRY *ListHead;\r |
177 | LIST_ENTRY *ListNode;\r | |
178 | \r | |
179 | if (Guid != NULL) {\r | |
4f242357 | 180 | TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) TokenNumber);\r |
4c114006 | 181 | }\r |
182 | \r | |
183 | ListHead = &mCallbackFnTable[TokenNumber];\r | |
184 | ListNode = GetFirstNode (ListHead);\r | |
185 | \r | |
186 | while (ListNode != ListHead) {\r | |
187 | FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);\r | |
188 | \r | |
189 | if (FnTableEntry->CallbackFn == CallBackFunction) {\r | |
190 | //\r | |
191 | // We only allow a Callback function to be register once\r | |
192 | // for a TokenNumber. So we can safely remove the Node from\r | |
193 | // the Link List and return EFI_SUCCESS.\r | |
194 | //\r | |
195 | RemoveEntryList (ListNode);\r | |
196 | FreePool (FnTableEntry);\r | |
197 | \r | |
198 | return EFI_SUCCESS;\r | |
199 | }\r | |
200 | ListNode = GetNextNode (ListHead, ListNode);\r | |
201 | }\r | |
202 | \r | |
203 | return EFI_INVALID_PARAMETER;\r | |
204 | }\r | |
205 | \r | |
206 | \r | |
207 | \r | |
8a43e8dd | 208 | UINTN \r |
4c114006 | 209 | ExGetNextTokeNumber (\r |
210 | IN CONST EFI_GUID *Guid,\r | |
8a43e8dd | 211 | IN UINTN TokenNumber,\r |
4c114006 | 212 | IN EFI_GUID *GuidTable,\r |
213 | IN UINTN SizeOfGuidTable,\r | |
214 | IN DYNAMICEX_MAPPING *ExMapTable,\r | |
215 | IN UINTN SizeOfExMapTable\r | |
878ddf1f | 216 | )\r |
217 | {\r | |
4c114006 | 218 | EFI_GUID *MatchGuid;\r |
219 | UINTN Idx;\r | |
220 | UINTN GuidTableIdx;\r | |
221 | BOOLEAN Found;\r | |
222 | \r | |
223 | MatchGuid = ScanGuid (GuidTable, SizeOfGuidTable, Guid);\r | |
224 | if (MatchGuid == NULL) {\r | |
225 | return PCD_INVALID_TOKEN_NUMBER;\r | |
226 | }\r | |
227 | \r | |
228 | Found = FALSE;\r | |
229 | GuidTableIdx = MatchGuid - GuidTable;\r | |
230 | for (Idx = 0; Idx < SizeOfExMapTable; Idx++) {\r | |
231 | if (ExMapTable[Idx].ExGuidIndex == GuidTableIdx) {\r | |
232 | Found = TRUE;\r | |
233 | break;\r | |
234 | }\r | |
235 | }\r | |
236 | \r | |
237 | if (Found) {\r | |
238 | if (TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r | |
239 | return ExMapTable[Idx].ExTokenNumber;\r | |
240 | }\r | |
241 | \r | |
242 | for ( ; Idx < SizeOfExMapTable; Idx++) {\r | |
243 | if (ExMapTable[Idx].ExTokenNumber == TokenNumber) {\r | |
244 | Idx++;\r | |
245 | if (Idx == SizeOfExMapTable) {\r | |
246 | //\r | |
247 | // Exceed the length of ExMap Table\r | |
248 | //\r | |
249 | return PCD_INVALID_TOKEN_NUMBER;\r | |
250 | } else if (ExMapTable[Idx].ExGuidIndex == GuidTableIdx) {\r | |
251 | //\r | |
252 | // Found the next match\r | |
253 | //\r | |
254 | return ExMapTable[Idx].ExTokenNumber;\r | |
255 | } else {\r | |
256 | //\r | |
257 | // Guid has been changed. It is the next Token Space Guid.\r | |
258 | // We should flag no more TokenNumber.\r | |
259 | //\r | |
260 | return PCD_INVALID_TOKEN_NUMBER;\r | |
261 | }\r | |
262 | }\r | |
263 | }\r | |
264 | }\r | |
265 | \r | |
266 | return PCD_INVALID_TOKEN_NUMBER;\r | |
878ddf1f | 267 | }\r |
4c114006 | 268 | \r |
878ddf1f | 269 | \r |
270 | \r | |
271 | \r | |
52e1905d | 272 | VOID\r |
273 | BuildPcdDxeDataBase (\r | |
274 | VOID\r | |
8a43e8dd | 275 | )\r |
878ddf1f | 276 | {\r |
52e1905d | 277 | PEI_PCD_DATABASE *PeiDatabase;\r |
278 | EFI_HOB_GUID_TYPE *GuidHob;\r | |
4c114006 | 279 | UINTN Idx;\r |
878ddf1f | 280 | \r |
4c114006 | 281 | mPcdDatabase = AllocateZeroPool (sizeof(PCD_DATABASE));\r |
282 | ASSERT (mPcdDatabase != NULL);\r | |
878ddf1f | 283 | \r |
52e1905d | 284 | GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r |
878ddf1f | 285 | \r |
3496595d | 286 | if (GuidHob != NULL) {\r |
287 | \r | |
288 | //\r | |
289 | // We will copy over the PEI phase's PCD Database.\r | |
290 | // \r | |
291 | // If no PEIMs use dynamic Pcd Entry, the Pcd Service PEIM\r | |
292 | // should not be included at all. So the GuidHob could\r | |
293 | // be NULL. If it is NULL, we just copy over the DXE Default\r | |
294 | // Value to PCD Database.\r | |
295 | //\r | |
296 | \r | |
297 | PeiDatabase = (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);\r | |
298 | //\r | |
299 | // Copy PCD Entries refereneced in PEI phase to PCD DATABASE\r | |
300 | //\r | |
301 | CopyMem (&mPcdDatabase->PeiDb, PeiDatabase, sizeof (PEI_PCD_DATABASE));\r | |
302 | }\r | |
52e1905d | 303 | \r |
304 | //\r | |
305 | // Copy PCD Entries with default value to PCD DATABASE\r | |
306 | //\r | |
4c114006 | 307 | CopyMem (&mPcdDatabase->DxeDb.Init, &gDXEPcdDbInit, sizeof(DXE_PCD_DATABASE_INIT));\r |
308 | \r | |
309 | \r | |
310 | //\r | |
311 | // Initialized the Callback Function Table\r | |
312 | //\r | |
abc25afa | 313 | \r |
314 | if (PCD_TOTAL_TOKEN_NUMBER != 0) {\r | |
8a43e8dd | 315 | mCallbackFnTable = AllocateZeroPool (PCD_TOTAL_TOKEN_NUMBER * sizeof (LIST_ENTRY));\r |
abc25afa | 316 | }\r |
317 | \r | |
4c114006 | 318 | for (Idx = 0; Idx < PCD_TOTAL_TOKEN_NUMBER; Idx++) {\r |
319 | InitializeListHead (&mCallbackFnTable[Idx]);\r | |
320 | }\r | |
52e1905d | 321 | \r |
322 | return;\r | |
878ddf1f | 323 | }\r |
324 | \r | |
325 | \r | |
326 | \r | |
52e1905d | 327 | EFI_STATUS\r |
328 | GetHiiVariable (\r | |
329 | IN EFI_GUID *VariableGuid,\r | |
330 | IN UINT16 *VariableName,\r | |
331 | OUT VOID ** VariableData,\r | |
332 | OUT UINTN *VariableSize\r | |
878ddf1f | 333 | )\r |
334 | {\r | |
52e1905d | 335 | UINTN Size;\r |
336 | EFI_STATUS Status;\r | |
337 | VOID *Buffer;\r | |
878ddf1f | 338 | \r |
52e1905d | 339 | Status = EfiGetVariable (\r |
340 | (UINT16 *)VariableName,\r | |
341 | VariableGuid,\r | |
342 | NULL,\r | |
343 | &Size,\r | |
344 | NULL\r | |
345 | );\r | |
346 | ASSERT (Status == EFI_BUFFER_TOO_SMALL);\r | |
878ddf1f | 347 | \r |
52e1905d | 348 | Buffer = AllocatePool (Size);\r |
878ddf1f | 349 | \r |
52e1905d | 350 | ASSERT (Buffer != NULL);\r |
878ddf1f | 351 | \r |
52e1905d | 352 | Status = EfiGetVariable (\r |
353 | VariableName,\r | |
354 | VariableGuid,\r | |
355 | NULL,\r | |
356 | &Size,\r | |
357 | Buffer\r | |
358 | );\r | |
878ddf1f | 359 | \r |
52e1905d | 360 | return Status;\r |
878ddf1f | 361 | \r |
878ddf1f | 362 | }\r |
363 | \r | |
364 | \r | |
52e1905d | 365 | UINT32\r |
366 | GetSkuEnabledTokenNumber (\r | |
367 | UINT32 LocalTokenNumber,\r | |
368 | UINTN Size,\r | |
369 | BOOLEAN IsPeiDb\r | |
370 | ) \r | |
371 | {\r | |
372 | SKU_HEAD *SkuHead;\r | |
373 | SKU_ID *SkuIdTable;\r | |
374 | INTN i;\r | |
375 | UINT8 *Value;\r | |
376 | SKU_ID *PhaseSkuIdTable;\r | |
377 | UINT8 *PcdDb;\r | |
878ddf1f | 378 | \r |
52e1905d | 379 | ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0);\r |
878ddf1f | 380 | \r |
4c114006 | 381 | PcdDb = IsPeiDb ? (UINT8 *) &mPcdDatabase->PeiDb : (UINT8 *) &mPcdDatabase->DxeDb;\r |
878ddf1f | 382 | \r |
52e1905d | 383 | SkuHead = (SKU_HEAD *) (PcdDb + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r |
384 | Value = (UINT8 *) (PcdDb + SkuHead->SkuDataStartOffset); \r | |
878ddf1f | 385 | \r |
4c114006 | 386 | PhaseSkuIdTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.SkuIdTable :\r |
387 | mPcdDatabase->DxeDb.Init.SkuIdTable;\r | |
52e1905d | 388 | \r |
389 | SkuIdTable = &PhaseSkuIdTable[SkuHead->SkuIdTableOffset];\r | |
390 | \r | |
391 | for (i = 0; i < SkuIdTable[0]; i++) {\r | |
4c114006 | 392 | if (mPcdDatabase->PeiDb.Init.SystemSkuId == SkuIdTable[i + 1]) {\r |
52e1905d | 393 | break;\r |
878ddf1f | 394 | }\r |
878ddf1f | 395 | }\r |
52e1905d | 396 | ASSERT (i < SkuIdTable[0]);\r |
878ddf1f | 397 | \r |
52e1905d | 398 | switch (LocalTokenNumber & ~PCD_DATABASE_OFFSET_MASK) {\r |
399 | case PCD_TYPE_VPD:\r | |
400 | Value = (UINT8 *) &(((VPD_HEAD *) Value)[i]);\r | |
4f242357 | 401 | return (UINT32) ((Value - PcdDb) | PCD_TYPE_VPD);\r |
878ddf1f | 402 | \r |
52e1905d | 403 | case PCD_TYPE_HII:\r |
404 | Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[i]);\r | |
4f242357 | 405 | return (UINT32) ((Value - PcdDb) | PCD_TYPE_HII);\r |
52e1905d | 406 | \r |
407 | case PCD_TYPE_DATA:\r | |
408 | Value += Size * i;\r | |
4f242357 | 409 | return (UINT32) (Value - PcdDb);\r |
52e1905d | 410 | \r |
411 | default:\r | |
412 | ASSERT (FALSE);\r | |
413 | }\r | |
414 | \r | |
415 | ASSERT (FALSE);\r | |
416 | \r | |
417 | return 0;\r | |
878ddf1f | 418 | \r |
419 | }\r | |
420 | \r | |
878ddf1f | 421 | \r |
878ddf1f | 422 | \r |
878ddf1f | 423 | \r |
878ddf1f | 424 | \r |
52e1905d | 425 | VOID\r |
426 | InvokeCallbackOnSet (\r | |
427 | UINT32 ExTokenNumber,\r | |
428 | CONST EFI_GUID *Guid, OPTIONAL\r | |
429 | UINTN TokenNumber,\r | |
430 | VOID *Data,\r | |
431 | UINTN Size\r | |
432 | )\r | |
433 | {\r | |
4c114006 | 434 | CALLBACK_FN_ENTRY *FnTableEntry;\r |
435 | LIST_ENTRY *ListHead;\r | |
436 | LIST_ENTRY *ListNode;\r | |
437 | \r | |
438 | ListHead = &mCallbackFnTable[TokenNumber];\r | |
439 | ListNode = GetFirstNode (ListHead);\r | |
440 | \r | |
441 | while (ListNode != ListHead) {\r | |
442 | FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);\r | |
443 | \r | |
444 | FnTableEntry->CallbackFn(Guid, \r | |
445 | (Guid == NULL) ? TokenNumber : ExTokenNumber,\r | |
446 | Data,\r | |
447 | Size);\r | |
448 | \r | |
449 | ListNode = GetNextNode (ListHead, ListNode);\r | |
450 | }\r | |
451 | \r | |
52e1905d | 452 | return;\r |
878ddf1f | 453 | }\r |
454 | \r | |
455 | \r | |
456 | \r | |
52e1905d | 457 | \r |
878ddf1f | 458 | EFI_STATUS\r |
52e1905d | 459 | SetWorker (\r |
8a43e8dd | 460 | UINTN TokenNumber,\r |
0653eb89 | 461 | VOID *Data,\r |
462 | UINTN Size,\r | |
463 | BOOLEAN PtrType\r | |
878ddf1f | 464 | )\r |
465 | {\r | |
52e1905d | 466 | UINT32 *LocalTokenNumberTable;\r |
467 | BOOLEAN IsPeiDb;\r | |
9d6d8b24 | 468 | UINT32 LocalTokenNumber;\r |
469 | EFI_GUID *GuidTable;\r | |
470 | UINT16 *StringTable;\r | |
471 | EFI_GUID *Guid;\r | |
472 | UINT16 *Name;\r | |
473 | VOID *InternalData;\r | |
474 | VARIABLE_HEAD *VariableHead;\r | |
475 | UINTN Offset;\r | |
476 | UINT8 *PcdDb;\r | |
878ddf1f | 477 | \r |
878ddf1f | 478 | \r |
52e1905d | 479 | ASSERT (TokenNumber < PCD_TOTAL_TOKEN_NUMBER);\r |
878ddf1f | 480 | \r |
52e1905d | 481 | if (PtrType) {\r |
482 | ASSERT (Size <= DxePcdGetSize (TokenNumber));\r | |
483 | } else {\r | |
484 | ASSERT (Size == DxePcdGetSize (TokenNumber));\r | |
878ddf1f | 485 | }\r |
878ddf1f | 486 | \r |
2a505eac | 487 | IsPeiDb = (TokenNumber < PEI_LOCAL_TOKEN_NUMBER) ? TRUE : FALSE;\r |
878ddf1f | 488 | \r |
4c114006 | 489 | LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable : \r |
490 | mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;\r | |
878ddf1f | 491 | \r |
9d6d8b24 | 492 | if ((TokenNumber < PEI_NEX_TOKEN_NUMBER) ||\r |
493 | (TokenNumber >= PEI_LOCAL_TOKEN_NUMBER || TokenNumber < (PEI_LOCAL_TOKEN_NUMBER + DXE_NEX_TOKEN_NUMBER))) {\r | |
494 | InvokeCallbackOnSet (0, NULL, TokenNumber, Data, Size);\r | |
495 | }\r | |
0653eb89 | 496 | \r |
52e1905d | 497 | TokenNumber = IsPeiDb ? TokenNumber\r |
498 | : TokenNumber - PEI_LOCAL_TOKEN_NUMBER;\r | |
878ddf1f | 499 | \r |
9d6d8b24 | 500 | LocalTokenNumber = LocalTokenNumberTable[TokenNumber];\r |
52e1905d | 501 | \r |
52e1905d | 502 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r |
503 | LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, Size, IsPeiDb);\r | |
504 | }\r | |
878ddf1f | 505 | \r |
52e1905d | 506 | Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r |
878ddf1f | 507 | \r |
4c114006 | 508 | PcdDb = IsPeiDb ? ((UINT8 *) &mPcdDatabase->PeiDb) : ((UINT8 *) &mPcdDatabase->DxeDb);\r |
878ddf1f | 509 | \r |
4c114006 | 510 | StringTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.StringTable :\r |
511 | mPcdDatabase->DxeDb.Init.StringTable;\r | |
52e1905d | 512 | \r |
513 | InternalData = PcdDb + Offset;\r | |
878ddf1f | 514 | \r |
52e1905d | 515 | switch (LocalTokenNumber & ~PCD_DATABASE_OFFSET_MASK) {\r |
516 | case PCD_TYPE_VPD:\r | |
517 | ASSERT (FALSE);\r | |
518 | return EFI_INVALID_PARAMETER;\r | |
519 | \r | |
520 | case PCD_TYPE_STRING:\r | |
521 | CopyMem (&StringTable[*((UINT16 *)InternalData)], Data, Size);\r | |
522 | break;\r | |
878ddf1f | 523 | \r |
52e1905d | 524 | case PCD_TYPE_HII:\r |
525 | //\r | |
526 | // Bug Bug: Please implement this\r | |
527 | //\r | |
4c114006 | 528 | GuidTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.GuidTable :\r |
529 | mPcdDatabase->DxeDb.Init.GuidTable;\r | |
52e1905d | 530 | \r |
531 | VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r | |
532 | \r | |
533 | Guid = &(GuidTable[VariableHead->GuidTableIndex]);\r | |
534 | Name = &(StringTable[VariableHead->StringIndex]);\r | |
878ddf1f | 535 | \r |
52e1905d | 536 | return EFI_SUCCESS;\r |
878ddf1f | 537 | \r |
52e1905d | 538 | case PCD_TYPE_DATA:\r |
539 | if (PtrType) {\r | |
540 | CopyMem (InternalData, Data, Size);\r | |
541 | return EFI_SUCCESS;\r | |
542 | }\r | |
878ddf1f | 543 | \r |
52e1905d | 544 | switch (Size) {\r |
545 | case sizeof(UINT8):\r | |
546 | *((UINT8 *) InternalData) = *((UINT8 *) Data);\r | |
547 | return EFI_SUCCESS;\r | |
878ddf1f | 548 | \r |
52e1905d | 549 | case sizeof(UINT16):\r |
550 | *((UINT16 *) InternalData) = *((UINT16 *) Data);\r | |
551 | return EFI_SUCCESS;\r | |
552 | \r | |
553 | case sizeof(UINT32):\r | |
554 | *((UINT32 *) InternalData) = *((UINT32 *) Data);\r | |
555 | return EFI_SUCCESS;\r | |
556 | \r | |
557 | case sizeof(UINT64):\r | |
558 | *((UINT64 *) InternalData) = *((UINT64 *) Data);\r | |
559 | return EFI_SUCCESS;\r | |
878ddf1f | 560 | \r |
52e1905d | 561 | default:\r |
562 | ASSERT (FALSE);\r | |
563 | return EFI_NOT_FOUND;\r | |
564 | }\r | |
565 | \r | |
566 | default:\r | |
567 | ASSERT (FALSE);\r | |
568 | break;\r | |
569 | }\r | |
570 | \r | |
571 | ASSERT (FALSE);\r | |
572 | return EFI_NOT_FOUND;\r | |
878ddf1f | 573 | }\r |
574 | \r | |
575 | \r | |
576 | \r | |
9d6d8b24 | 577 | \r |
578 | \r | |
579 | VOID *\r | |
580 | ExGetWorker (\r | |
581 | IN CONST EFI_GUID *Guid,\r | |
582 | IN UINTN ExTokenNumber,\r | |
583 | IN UINTN GetSize\r | |
584 | ) \r | |
585 | {\r | |
4f242357 | 586 | return GetWorker(GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber), GetSize);\r |
9d6d8b24 | 587 | }\r |
588 | \r | |
589 | \r | |
590 | \r | |
591 | \r | |
592 | \r | |
593 | EFI_STATUS\r | |
594 | ExSetWorker (\r | |
8a43e8dd | 595 | IN UINTN ExTokenNumber,\r |
9d6d8b24 | 596 | IN CONST EFI_GUID *Guid,\r |
597 | VOID *Data,\r | |
598 | UINTN SetSize,\r | |
599 | BOOLEAN PtrType\r | |
600 | )\r | |
601 | {\r | |
8a43e8dd | 602 | UINTN TokenNumber;\r |
9d6d8b24 | 603 | \r |
4f242357 | 604 | TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber);\r |
9d6d8b24 | 605 | \r |
4f242357 | 606 | InvokeCallbackOnSet ((UINT32) ExTokenNumber, Guid, TokenNumber, Data, SetSize);\r |
9d6d8b24 | 607 | \r |
608 | SetWorker (TokenNumber, Data, SetSize, PtrType);\r | |
609 | \r | |
610 | return EFI_SUCCESS;\r | |
611 | \r | |
612 | }\r | |
613 | \r | |
614 | \r | |
615 | \r | |
616 | \r | |
878ddf1f | 617 | EFI_STATUS\r |
618 | SetHiiVariable (\r | |
619 | IN EFI_GUID *VariableGuid,\r | |
620 | IN UINT16 *VariableName,\r | |
621 | IN CONST VOID *Data,\r | |
622 | IN UINTN DataSize,\r | |
623 | IN UINTN Offset\r | |
624 | )\r | |
625 | {\r | |
52e1905d | 626 | UINTN Size;\r |
627 | VOID *Buffer;\r | |
628 | EFI_STATUS Status;\r | |
629 | UINT32 Attribute;\r | |
878ddf1f | 630 | \r |
631 | Size = 0;\r | |
632 | \r | |
633 | Status = EfiGetVariable (\r | |
634 | (UINT16 *)VariableName,\r | |
635 | VariableGuid,\r | |
52e1905d | 636 | &Attribute,\r |
878ddf1f | 637 | &Size,\r |
638 | NULL\r | |
639 | );\r | |
640 | \r | |
641 | ASSERT (Status == EFI_BUFFER_TOO_SMALL);\r | |
642 | \r | |
643 | Buffer = AllocatePool (Size);\r | |
644 | \r | |
645 | ASSERT (Buffer != NULL);\r | |
646 | \r | |
647 | Status = EfiGetVariable (\r | |
648 | VariableName,\r | |
649 | VariableGuid,\r | |
52e1905d | 650 | &Attribute,\r |
878ddf1f | 651 | &Size,\r |
652 | Buffer\r | |
653 | );\r | |
654 | \r | |
655 | \r | |
656 | CopyMem ((UINT8 *)Buffer + Offset, Data, DataSize);\r | |
657 | \r | |
658 | return EfiSetVariable (\r | |
659 | VariableName,\r | |
660 | VariableGuid,\r | |
52e1905d | 661 | Attribute,\r |
878ddf1f | 662 | Size,\r |
663 | Buffer\r | |
664 | );\r | |
665 | \r | |
666 | }\r | |
667 | \r | |
52e1905d | 668 | \r |
669 | \r | |
670 | \r | |
671 | \r | |
8a43e8dd | 672 | UINTN \r |
9d6d8b24 | 673 | GetExPcdTokenNumber (\r |
52e1905d | 674 | IN CONST EFI_GUID *Guid,\r |
4f242357 | 675 | IN UINT32 ExTokenNumber\r |
52e1905d | 676 | )\r |
677 | {\r | |
678 | UINT32 i;\r | |
679 | DYNAMICEX_MAPPING *ExMap;\r | |
680 | EFI_GUID *GuidTable;\r | |
9d6d8b24 | 681 | EFI_GUID *MatchGuid;\r |
682 | UINTN MatchGuidIdx;\r | |
52e1905d | 683 | \r |
4c114006 | 684 | ExMap = mPcdDatabase->PeiDb.Init.ExMapTable;\r |
685 | GuidTable = mPcdDatabase->PeiDb.Init.GuidTable;\r | |
9d6d8b24 | 686 | \r |
687 | MatchGuid = ScanGuid (GuidTable, sizeof(mPcdDatabase->PeiDb.Init.GuidTable), Guid);\r | |
688 | ASSERT (MatchGuid != NULL);\r | |
689 | \r | |
690 | MatchGuidIdx = MatchGuid - GuidTable;\r | |
52e1905d | 691 | \r |
692 | for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) {\r | |
693 | if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&\r | |
9d6d8b24 | 694 | (MatchGuidIdx == ExMap[i].ExGuidIndex)) {\r |
695 | return ExMap[i].LocalTokenNumber;\r | |
52e1905d | 696 | \r |
697 | }\r | |
698 | }\r | |
699 | \r | |
4c114006 | 700 | ExMap = mPcdDatabase->DxeDb.Init.ExMapTable;\r |
701 | GuidTable = mPcdDatabase->DxeDb.Init.GuidTable;\r | |
9d6d8b24 | 702 | \r |
703 | MatchGuid = ScanGuid (GuidTable, sizeof(mPcdDatabase->DxeDb.Init.GuidTable), Guid);\r | |
704 | ASSERT (MatchGuid != NULL);\r | |
705 | \r | |
706 | MatchGuidIdx = MatchGuid - GuidTable;\r | |
52e1905d | 707 | \r |
708 | for (i = 0; i < DXE_EXMAPPING_TABLE_SIZE; i++) {\r | |
709 | if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&\r | |
9d6d8b24 | 710 | (MatchGuidIdx == ExMap[i].ExGuidIndex)) {\r |
711 | return ExMap[i].LocalTokenNumber + PEI_LOCAL_TOKEN_NUMBER;\r | |
52e1905d | 712 | }\r |
713 | }\r | |
714 | \r | |
715 | ASSERT (FALSE);\r | |
716 | \r | |
9d6d8b24 | 717 | return 0;\r |
52e1905d | 718 | }\r |
719 | \r |