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80408db0 | 1 | /** @file\r |
2ab6330e | 2 | Help functions used by PCD DXE driver.\r |
80408db0 | 3 | \r |
0b1ef275 | 4 | Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r |
e5eed7d3 | 5 | This program and the accompanying materials\r |
80408db0 | 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 | |
80408db0 | 13 | **/\r |
80408db0 | 14 | \r |
15 | #include "Service.h"\r | |
419db80b | 16 | #include <Library/DxeServicesLib.h>\r |
80408db0 | 17 | \r |
419db80b BF |
18 | PCD_DATABASE mPcdDatabase;\r |
19 | \r | |
20 | UINT32 mPcdTotalTokenCount; \r | |
21 | UINT32 mPeiLocalTokenCount; \r | |
22 | UINT32 mDxeLocalTokenCount; \r | |
23 | UINT32 mPeiNexTokenCount; \r | |
24 | UINT32 mDxeNexTokenCount; \r | |
25 | UINT32 mPeiExMapppingTableSize;\r | |
26 | UINT32 mDxeExMapppingTableSize;\r | |
27 | UINT32 mPeiGuidTableSize;\r | |
28 | UINT32 mDxeGuidTableSize;\r | |
29 | \r | |
30 | BOOLEAN mPeiExMapTableEmpty; \r | |
31 | BOOLEAN mDxeExMapTableEmpty; \r | |
32 | BOOLEAN mPeiDatabaseEmpty;\r | |
80408db0 | 33 | \r |
b07a5b68 | 34 | LIST_ENTRY *mCallbackFnTable;\r |
419db80b BF |
35 | EFI_GUID **TmpTokenSpaceBuffer;\r |
36 | UINTN TmpTokenSpaceBufferCount; \r | |
37 | \r | |
96d6d004 SZ |
38 | /**\r |
39 | Get Local Token Number by Token Number.\r | |
40 | \r | |
41 | @param[in] IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r | |
42 | If FALSE, the pcd entry is initialized in DXE phase.\r | |
43 | @param[in] TokenNumber The PCD token number.\r | |
44 | \r | |
45 | @return Local Token Number.\r | |
46 | **/\r | |
47 | UINT32\r | |
48 | GetLocalTokenNumber (\r | |
49 | IN BOOLEAN IsPeiDb,\r | |
50 | IN UINTN TokenNumber\r | |
51 | )\r | |
52 | {\r | |
53 | UINT32 *LocalTokenNumberTable;\r | |
54 | UINT32 LocalTokenNumber;\r | |
55 | UINTN Size;\r | |
56 | UINTN MaxSize;\r | |
57 | \r | |
58 | //\r | |
59 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
60 | // We have to decrement TokenNumber by 1 to make it usable\r | |
61 | // as the array index.\r | |
62 | //\r | |
63 | TokenNumber--;\r | |
64 | \r | |
65 | LocalTokenNumberTable = IsPeiDb ? (UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset) : \r | |
66 | (UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset);\r | |
67 | TokenNumber = IsPeiDb ? TokenNumber : TokenNumber - mPeiLocalTokenCount;\r | |
68 | \r | |
69 | LocalTokenNumber = LocalTokenNumberTable[TokenNumber];\r | |
70 | \r | |
71 | Size = (LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) >> PCD_DATUM_TYPE_SHIFT;\r | |
72 | \r | |
73 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r | |
74 | if (Size == 0) {\r | |
75 | GetPtrTypeSize (TokenNumber, &MaxSize);\r | |
76 | } else {\r | |
77 | MaxSize = Size;\r | |
78 | }\r | |
79 | LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize, IsPeiDb);\r | |
80 | }\r | |
81 | \r | |
82 | return LocalTokenNumber;\r | |
83 | }\r | |
84 | \r | |
85 | /**\r | |
86 | Get PCD type by Local Token Number.\r | |
87 | \r | |
88 | @param[in] LocalTokenNumber The PCD local token number.\r | |
89 | \r | |
90 | @return PCD type.\r | |
91 | **/\r | |
92 | EFI_PCD_TYPE\r | |
93 | GetPcdType (\r | |
94 | IN UINT32 LocalTokenNumber\r | |
95 | )\r | |
96 | {\r | |
97 | switch (LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) {\r | |
98 | case PCD_DATUM_TYPE_POINTER:\r | |
99 | return EFI_PCD_TYPE_PTR;\r | |
100 | case PCD_DATUM_TYPE_UINT8:\r | |
101 | if (LocalTokenNumber & PCD_DATUM_TYPE_UINT8_BOOLEAN) {\r | |
102 | return EFI_PCD_TYPE_BOOL;\r | |
103 | } else {\r | |
104 | return EFI_PCD_TYPE_8;\r | |
105 | }\r | |
106 | case PCD_DATUM_TYPE_UINT16:\r | |
107 | return EFI_PCD_TYPE_16;\r | |
108 | case PCD_DATUM_TYPE_UINT32:\r | |
109 | return EFI_PCD_TYPE_32;\r | |
110 | case PCD_DATUM_TYPE_UINT64:\r | |
111 | return EFI_PCD_TYPE_64;\r | |
112 | default:\r | |
113 | ASSERT (FALSE);\r | |
114 | return EFI_PCD_TYPE_8;\r | |
115 | }\r | |
116 | }\r | |
117 | \r | |
118 | /**\r | |
119 | Get PCD name.\r | |
120 | \r | |
121 | @param[in] OnlyTokenSpaceName If TRUE, only need to get the TokenSpaceCName.\r | |
122 | If FALSE, need to get the full PCD name.\r | |
123 | @param[in] IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r | |
124 | If FALSE, the pcd entry is initialized in DXE phase.\r | |
125 | @param[in] TokenNumber The PCD token number.\r | |
126 | \r | |
127 | @return The TokenSpaceCName or full PCD name.\r | |
128 | **/\r | |
129 | CHAR8 *\r | |
130 | GetPcdName (\r | |
131 | IN BOOLEAN OnlyTokenSpaceName,\r | |
132 | IN BOOLEAN IsPeiDb,\r | |
133 | IN UINTN TokenNumber\r | |
134 | )\r | |
135 | {\r | |
136 | PCD_DATABASE_INIT *Database;\r | |
137 | UINT8 *StringTable;\r | |
138 | PCD_NAME_INDEX *PcdNameIndex;\r | |
139 | CHAR8 *TokenSpaceName;\r | |
140 | CHAR8 *PcdName;\r | |
141 | CHAR8 *Name;\r | |
142 | \r | |
143 | //\r | |
144 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
145 | // We have to decrement TokenNumber by 1 to make it usable\r | |
146 | // as the array index.\r | |
147 | //\r | |
148 | TokenNumber--;\r | |
149 | \r | |
150 | Database = IsPeiDb ? mPcdDatabase.PeiDb: mPcdDatabase.DxeDb;\r | |
151 | TokenNumber = IsPeiDb ? TokenNumber : TokenNumber - mPeiLocalTokenCount;\r | |
152 | \r | |
153 | StringTable = (UINT8 *) Database + Database->StringTableOffset;\r | |
154 | \r | |
155 | //\r | |
156 | // Get the PCD name index.\r | |
157 | //\r | |
158 | PcdNameIndex = (PCD_NAME_INDEX *)((UINT8 *) Database + Database->PcdNameTableOffset) + TokenNumber;\r | |
159 | TokenSpaceName = (CHAR8 *)&StringTable[PcdNameIndex->TokenSpaceCNameIndex];\r | |
160 | PcdName = (CHAR8 *)&StringTable[PcdNameIndex->PcdCNameIndex];\r | |
161 | \r | |
162 | if (OnlyTokenSpaceName) {\r | |
163 | //\r | |
164 | // Only need to get the TokenSpaceCName.\r | |
165 | //\r | |
166 | Name = AllocateCopyPool (AsciiStrSize (TokenSpaceName), TokenSpaceName);\r | |
167 | } else {\r | |
168 | //\r | |
169 | // Need to get the full PCD name.\r | |
170 | //\r | |
171 | Name = AllocateZeroPool (AsciiStrSize (TokenSpaceName) + AsciiStrSize (PcdName));\r | |
f47fc1cb | 172 | ASSERT (Name != NULL);\r |
96d6d004 SZ |
173 | //\r |
174 | // Catenate TokenSpaceCName and PcdCName with a '.' to form the full PCD name.\r | |
175 | //\r | |
176 | AsciiStrCat (Name, TokenSpaceName);\r | |
177 | Name[AsciiStrSize (TokenSpaceName) - sizeof (CHAR8)] = '.';\r | |
178 | AsciiStrCat (Name, PcdName); \r | |
179 | }\r | |
180 | \r | |
181 | return Name;\r | |
182 | }\r | |
183 | \r | |
184 | /**\r | |
185 | Retrieve additional information associated with a PCD token.\r | |
186 | \r | |
187 | This includes information such as the type of value the TokenNumber is associated with as well as possible\r | |
188 | human readable name that is associated with the token.\r | |
189 | \r | |
190 | @param[in] IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r | |
191 | If FALSE, the pcd entry is initialized in DXE phase.\r | |
192 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r | |
193 | @param[in] TokenNumber The PCD token number.\r | |
194 | @param[out] PcdInfo The returned information associated with the requested TokenNumber.\r | |
195 | The caller is responsible for freeing the buffer that is allocated by callee for PcdInfo->PcdName. \r | |
196 | \r | |
197 | @retval EFI_SUCCESS The PCD information was returned successfully\r | |
198 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
199 | **/\r | |
200 | EFI_STATUS\r | |
201 | ExGetPcdInfo (\r | |
202 | IN BOOLEAN IsPeiDb,\r | |
203 | IN CONST EFI_GUID *Guid,\r | |
204 | IN UINTN TokenNumber,\r | |
205 | OUT EFI_PCD_INFO *PcdInfo\r | |
206 | )\r | |
207 | {\r | |
208 | PCD_DATABASE_INIT *Database;\r | |
209 | UINTN GuidTableIdx;\r | |
210 | EFI_GUID *MatchGuid;\r | |
211 | EFI_GUID *GuidTable;\r | |
212 | DYNAMICEX_MAPPING *ExMapTable;\r | |
213 | UINTN Index;\r | |
214 | UINT32 LocalTokenNumber;\r | |
215 | \r | |
216 | Database = IsPeiDb ? mPcdDatabase.PeiDb: mPcdDatabase.DxeDb;\r | |
217 | \r | |
218 | GuidTable = (EFI_GUID *)((UINT8 *)Database + Database->GuidTableOffset);\r | |
219 | MatchGuid = ScanGuid (GuidTable, Database->GuidTableCount * sizeof(EFI_GUID), Guid);\r | |
220 | \r | |
221 | if (MatchGuid == NULL) {\r | |
222 | return EFI_NOT_FOUND;\r | |
223 | }\r | |
224 | \r | |
225 | GuidTableIdx = MatchGuid - GuidTable;\r | |
226 | \r | |
227 | ExMapTable = (DYNAMICEX_MAPPING *)((UINT8 *)Database + Database->ExMapTableOffset);\r | |
228 | \r | |
229 | //\r | |
230 | // Find the PCD by GuidTableIdx and ExTokenNumber in ExMapTable.\r | |
231 | //\r | |
232 | for (Index = 0; Index < Database->ExTokenCount; Index++) {\r | |
233 | if (ExMapTable[Index].ExGuidIndex == GuidTableIdx) {\r | |
234 | if (TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r | |
235 | //\r | |
236 | // TokenNumber is 0, follow spec to set PcdType to EFI_PCD_TYPE_8,\r | |
237 | // PcdSize to 0 and PcdName to the null-terminated ASCII string\r | |
238 | // associated with the token's namespace Guid.\r | |
239 | //\r | |
240 | PcdInfo->PcdType = EFI_PCD_TYPE_8;\r | |
241 | PcdInfo->PcdSize = 0;\r | |
242 | //\r | |
243 | // Here use one representative in the token space to get the TokenSpaceCName.\r | |
244 | // \r | |
245 | PcdInfo->PcdName = GetPcdName (TRUE, IsPeiDb, ExMapTable[Index].TokenNumber);\r | |
246 | return EFI_SUCCESS;\r | |
247 | } else if (ExMapTable[Index].ExTokenNumber == TokenNumber) {\r | |
248 | PcdInfo->PcdSize = DxePcdGetSize (ExMapTable[Index].TokenNumber);\r | |
249 | LocalTokenNumber = GetLocalTokenNumber (IsPeiDb, ExMapTable[Index].TokenNumber);\r | |
250 | PcdInfo->PcdType = GetPcdType (LocalTokenNumber);\r | |
251 | PcdInfo->PcdName = GetPcdName (FALSE, IsPeiDb, ExMapTable[Index].TokenNumber);\r | |
252 | return EFI_SUCCESS;\r | |
253 | }\r | |
254 | }\r | |
255 | }\r | |
256 | \r | |
257 | return EFI_NOT_FOUND;\r | |
258 | }\r | |
259 | \r | |
260 | /**\r | |
261 | Retrieve additional information associated with a PCD token.\r | |
262 | \r | |
263 | This includes information such as the type of value the TokenNumber is associated with as well as possible\r | |
264 | human readable name that is associated with the token.\r | |
265 | \r | |
266 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r | |
267 | @param[in] TokenNumber The PCD token number.\r | |
268 | @param[out] PcdInfo The returned information associated with the requested TokenNumber.\r | |
269 | The caller is responsible for freeing the buffer that is allocated by callee for PcdInfo->PcdName.\r | |
270 | \r | |
271 | @retval EFI_SUCCESS The PCD information was returned successfully.\r | |
272 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
273 | **/\r | |
274 | EFI_STATUS\r | |
275 | DxeGetPcdInfo (\r | |
276 | IN CONST EFI_GUID *Guid,\r | |
277 | IN UINTN TokenNumber,\r | |
278 | OUT EFI_PCD_INFO *PcdInfo\r | |
279 | )\r | |
280 | {\r | |
281 | EFI_STATUS Status;\r | |
282 | BOOLEAN PeiExMapTableEmpty;\r | |
283 | BOOLEAN DxeExMapTableEmpty;\r | |
284 | UINT32 LocalTokenNumber;\r | |
285 | BOOLEAN IsPeiDb;\r | |
286 | \r | |
96d6d004 SZ |
287 | ASSERT (PcdInfo != NULL);\r |
288 | \r | |
289 | Status = EFI_NOT_FOUND;\r | |
290 | PeiExMapTableEmpty = mPeiExMapTableEmpty;\r | |
291 | DxeExMapTableEmpty = mDxeExMapTableEmpty;\r | |
292 | \r | |
293 | if (Guid == NULL) {\r | |
294 | if (((TokenNumber + 1 > mPeiNexTokenCount + 1) && (TokenNumber + 1 <= mPeiLocalTokenCount + 1)) ||\r | |
295 | ((TokenNumber + 1 > (mPeiLocalTokenCount + mDxeNexTokenCount + 1)))) {\r | |
296 | return EFI_NOT_FOUND;\r | |
297 | } else if (TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r | |
298 | //\r | |
299 | // TokenNumber is 0, follow spec to set PcdType to EFI_PCD_TYPE_8,\r | |
300 | // PcdSize to 0 and PcdName to NULL for default Token Space.\r | |
301 | //\r | |
302 | PcdInfo->PcdType = EFI_PCD_TYPE_8;\r | |
303 | PcdInfo->PcdSize = 0;\r | |
304 | PcdInfo->PcdName = NULL;\r | |
305 | } else {\r | |
306 | PcdInfo->PcdSize = DxePcdGetSize (TokenNumber);\r | |
307 | IsPeiDb = FALSE;\r | |
308 | if ((TokenNumber + 1 <= mPeiNexTokenCount + 1)) {\r | |
309 | IsPeiDb = TRUE;\r | |
310 | }\r | |
311 | LocalTokenNumber = GetLocalTokenNumber (IsPeiDb, TokenNumber);\r | |
312 | PcdInfo->PcdType = GetPcdType (LocalTokenNumber);\r | |
313 | PcdInfo->PcdName = GetPcdName (FALSE, IsPeiDb, TokenNumber);\r | |
314 | }\r | |
315 | return EFI_SUCCESS;\r | |
316 | }\r | |
317 | \r | |
318 | if (PeiExMapTableEmpty && DxeExMapTableEmpty) {\r | |
319 | return EFI_NOT_FOUND;\r | |
320 | }\r | |
321 | \r | |
322 | if (!PeiExMapTableEmpty) {\r | |
323 | Status = ExGetPcdInfo (\r | |
324 | TRUE,\r | |
325 | Guid,\r | |
326 | TokenNumber,\r | |
327 | PcdInfo\r | |
328 | );\r | |
329 | }\r | |
330 | \r | |
331 | if (Status == EFI_SUCCESS) {\r | |
332 | return Status;\r | |
333 | }\r | |
334 | \r | |
335 | if (!DxeExMapTableEmpty) {\r | |
336 | Status = ExGetPcdInfo (\r | |
337 | FALSE,\r | |
338 | Guid,\r | |
339 | TokenNumber,\r | |
340 | PcdInfo\r | |
341 | );\r | |
342 | }\r | |
343 | \r | |
344 | return Status;\r | |
345 | }\r | |
80408db0 | 346 | \r |
2ab6330e | 347 | /**\r |
348 | Get the PCD entry pointer in PCD database.\r | |
349 | \r | |
350 | This routine will visit PCD database to find the PCD entry according to given\r | |
351 | token number. The given token number is autogened by build tools and it will be \r | |
352 | translated to local token number. Local token number contains PCD's type and \r | |
353 | offset of PCD entry in PCD database.\r | |
354 | \r | |
355 | @param TokenNumber Token's number, it is autogened by build tools\r | |
356 | @param GetSize The size of token's value\r | |
357 | \r | |
358 | @return PCD entry pointer in PCD database\r | |
359 | \r | |
360 | **/\r | |
80408db0 | 361 | VOID *\r |
362 | GetWorker (\r | |
2ab6330e | 363 | IN UINTN TokenNumber,\r |
364 | IN UINTN GetSize\r | |
80408db0 | 365 | )\r |
366 | {\r | |
80408db0 | 367 | EFI_GUID *GuidTable;\r |
d0965169 | 368 | UINT8 *StringTable;\r |
80408db0 | 369 | EFI_GUID *Guid;\r |
370 | UINT16 *Name;\r | |
371 | VARIABLE_HEAD *VariableHead;\r | |
372 | UINT8 *VaraiableDefaultBuffer;\r | |
373 | UINT8 *Data;\r | |
374 | VPD_HEAD *VpdHead;\r | |
375 | UINT8 *PcdDb;\r | |
376 | VOID *RetPtr;\r | |
80408db0 | 377 | UINTN TmpTokenNumber;\r |
378 | UINTN DataSize;\r | |
379 | EFI_STATUS Status;\r | |
380 | UINT32 LocalTokenNumber;\r | |
381 | UINT32 Offset;\r | |
6cfc7292 | 382 | STRING_HEAD StringTableIdx; \r |
80408db0 | 383 | BOOLEAN IsPeiDb;\r |
384 | \r | |
385 | //\r | |
386 | // Aquire lock to prevent reentrance from TPL_CALLBACK level\r | |
387 | //\r | |
388 | EfiAcquireLock (&mPcdDatabaseLock);\r | |
389 | \r | |
390 | RetPtr = NULL;\r | |
419db80b BF |
391 | \r |
392 | ASSERT (TokenNumber > 0);\r | |
80408db0 | 393 | //\r |
394 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
395 | // We have to decrement TokenNumber by 1 to make it usable\r | |
396 | // as the array index.\r | |
397 | //\r | |
398 | TokenNumber--;\r | |
399 | \r | |
400 | TmpTokenNumber = TokenNumber;\r | |
419db80b | 401 | \r |
80408db0 | 402 | //\r |
419db80b BF |
403 | // EBC compiler is very choosy. It may report warning about comparison\r |
404 | // between UINTN and 0 . So we add 1 in each size of the \r | |
80408db0 | 405 | // comparison.\r |
406 | //\r | |
419db80b | 407 | ASSERT (TokenNumber + 1 < mPcdTotalTokenCount + 1);\r |
80408db0 | 408 | \r |
409 | ASSERT ((GetSize == DxePcdGetSize (TokenNumber + 1)) || (GetSize == 0));\r | |
410 | \r | |
411 | // EBC compiler is very choosy. It may report warning about comparison\r | |
412 | // between UINTN and 0 . So we add 1 in each size of the \r | |
413 | // comparison.\r | |
419db80b | 414 | IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < mPeiLocalTokenCount + 1) ? TRUE : FALSE);\r |
80408db0 | 415 | \r |
96d6d004 | 416 | LocalTokenNumber = GetLocalTokenNumber (IsPeiDb, TokenNumber + 1);\r |
80408db0 | 417 | \r |
419db80b | 418 | PcdDb = IsPeiDb ? ((UINT8 *) mPcdDatabase.PeiDb) : ((UINT8 *) mPcdDatabase.DxeDb);\r |
309e3122 | 419 | \r |
420 | if (IsPeiDb) {\r | |
419db80b | 421 | StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->StringTableOffset);\r |
309e3122 | 422 | } else {\r |
419db80b | 423 | StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->StringTableOffset);\r |
309e3122 | 424 | }\r |
419db80b BF |
425 | \r |
426 | \r | |
80408db0 | 427 | Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r |
419db80b | 428 | \r |
80408db0 | 429 | switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r |
430 | case PCD_TYPE_VPD:\r | |
431 | VpdHead = (VPD_HEAD *) ((UINT8 *) PcdDb + Offset);\r | |
188e4e84 | 432 | RetPtr = (VOID *) (UINTN) (PcdGet32 (PcdVpdBaseAddress) + VpdHead->Offset);\r |
419db80b | 433 | \r |
80408db0 | 434 | break;\r |
419db80b | 435 | \r |
6ac15f7c | 436 | case PCD_TYPE_HII|PCD_TYPE_STRING:\r |
80408db0 | 437 | case PCD_TYPE_HII:\r |
309e3122 | 438 | if (IsPeiDb) {\r |
419db80b | 439 | GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->GuidTableOffset);\r |
309e3122 | 440 | } else {\r |
419db80b | 441 | GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->GuidTableOffset);\r |
309e3122 | 442 | }\r |
419db80b | 443 | \r |
80408db0 | 444 | VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r |
1fef733c | 445 | Guid = GuidTable + VariableHead->GuidTableIndex;\r |
d0965169 | 446 | Name = (UINT16*)(StringTable + VariableHead->StringIndex);\r |
419db80b | 447 | \r |
6ac15f7c | 448 | if ((LocalTokenNumber & PCD_TYPE_ALL_SET) == (PCD_TYPE_HII|PCD_TYPE_STRING)) {\r |
419db80b BF |
449 | //\r |
450 | // If a HII type PCD's datum type is VOID*, the DefaultValueOffset is the index of \r | |
451 | // string array in string table.\r | |
452 | //\r | |
6cfc7292 | 453 | StringTableIdx = *(STRING_HEAD*)((UINT8 *) PcdDb + VariableHead->DefaultValueOffset); \r |
6ac15f7c | 454 | VaraiableDefaultBuffer = (VOID *) (StringTable + StringTableIdx); \r |
6ac15f7c | 455 | } else {\r |
456 | VaraiableDefaultBuffer = (UINT8 *) PcdDb + VariableHead->DefaultValueOffset;\r | |
419db80b BF |
457 | }\r |
458 | Status = GetHiiVariable (Guid, Name, &Data, &DataSize);\r | |
459 | if (Status == EFI_SUCCESS) {\r | |
460 | if (GetSize == 0) {\r | |
0b1ef275 | 461 | //\r |
419db80b BF |
462 | // It is a pointer type. So get the MaxSize reserved for\r |
463 | // this PCD entry.\r | |
0b1ef275 | 464 | //\r |
419db80b | 465 | GetPtrTypeSize (TmpTokenNumber, &GetSize);\r |
6ac15f7c | 466 | }\r |
419db80b BF |
467 | //\r |
468 | // If the operation is successful, we copy the data\r | |
469 | // to the default value buffer in the PCD Database.\r | |
470 | // So that we can free the Data allocated in GetHiiVariable.\r | |
471 | //\r | |
472 | CopyMem (VaraiableDefaultBuffer, Data + VariableHead->Offset, GetSize);\r | |
473 | FreePool (Data);\r | |
80408db0 | 474 | }\r |
419db80b | 475 | RetPtr = (VOID *) VaraiableDefaultBuffer;\r |
80408db0 | 476 | break;\r |
477 | \r | |
478 | case PCD_TYPE_STRING:\r | |
6cfc7292 | 479 | StringTableIdx = *(STRING_HEAD*)((UINT8 *) PcdDb + Offset);\r |
1fef733c | 480 | RetPtr = (VOID *) (StringTable + StringTableIdx);\r |
80408db0 | 481 | break;\r |
482 | \r | |
483 | case PCD_TYPE_DATA:\r | |
484 | RetPtr = (VOID *) ((UINT8 *) PcdDb + Offset);\r | |
485 | break;\r | |
486 | \r | |
487 | default:\r | |
488 | ASSERT (FALSE);\r | |
489 | break;\r | |
490 | \r | |
491 | }\r | |
492 | \r | |
493 | EfiReleaseLock (&mPcdDatabaseLock);\r | |
419db80b | 494 | \r |
80408db0 | 495 | return RetPtr;\r |
419db80b | 496 | \r |
80408db0 | 497 | }\r |
498 | \r | |
2ab6330e | 499 | /**\r |
500 | Register the callback function for a PCD entry.\r | |
501 | \r | |
502 | This routine will register a callback function to a PCD entry by given token number\r | |
503 | and token space guid.\r | |
504 | \r | |
505 | @param TokenNumber PCD token's number, it is autogened by build tools.\r | |
506 | @param Guid PCD token space's guid, \r | |
507 | if not NULL, this PCD is dynamicEx type PCD.\r | |
508 | @param CallBackFunction Callback function pointer\r | |
80408db0 | 509 | \r |
2ab6330e | 510 | @return EFI_SUCCESS Always success for registering callback function.\r |
80408db0 | 511 | \r |
2ab6330e | 512 | **/\r |
80408db0 | 513 | EFI_STATUS\r |
514 | DxeRegisterCallBackWorker (\r | |
515 | IN UINTN TokenNumber,\r | |
2ab6330e | 516 | IN CONST EFI_GUID *Guid, OPTIONAL\r |
80408db0 | 517 | IN PCD_PROTOCOL_CALLBACK CallBackFunction\r |
518 | )\r | |
519 | {\r | |
520 | CALLBACK_FN_ENTRY *FnTableEntry;\r | |
521 | LIST_ENTRY *ListHead;\r | |
522 | LIST_ENTRY *ListNode;\r | |
523 | \r | |
524 | if (Guid != NULL) {\r | |
525 | TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) TokenNumber);\r | |
526 | }\r | |
527 | \r | |
528 | //\r | |
529 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
530 | // We have to decrement TokenNumber by 1 to make it usable\r | |
b07a5b68 | 531 | // as the array index of mCallbackFnTable[].\r |
80408db0 | 532 | //\r |
b07a5b68 | 533 | ListHead = &mCallbackFnTable[TokenNumber - 1];\r |
80408db0 | 534 | ListNode = GetFirstNode (ListHead);\r |
535 | \r | |
536 | while (ListNode != ListHead) {\r | |
537 | FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);\r | |
538 | \r | |
539 | if (FnTableEntry->CallbackFn == CallBackFunction) {\r | |
540 | //\r | |
541 | // We only allow a Callback function to be register once\r | |
542 | // for a TokenNumber. So just return EFI_SUCCESS\r | |
543 | //\r | |
544 | return EFI_SUCCESS;\r | |
545 | }\r | |
546 | ListNode = GetNextNode (ListHead, ListNode);\r | |
547 | }\r | |
548 | \r | |
549 | FnTableEntry = AllocatePool (sizeof(CALLBACK_FN_ENTRY));\r | |
550 | ASSERT (FnTableEntry != NULL);\r | |
551 | \r | |
552 | FnTableEntry->CallbackFn = CallBackFunction;\r | |
553 | InsertTailList (ListHead, &FnTableEntry->Node);\r | |
554 | \r | |
555 | return EFI_SUCCESS;\r | |
556 | }\r | |
557 | \r | |
2ab6330e | 558 | /**\r |
559 | UnRegister the callback function for a PCD entry.\r | |
80408db0 | 560 | \r |
2ab6330e | 561 | This routine will unregister a callback function to a PCD entry by given token number\r |
562 | and token space guid.\r | |
80408db0 | 563 | \r |
2ab6330e | 564 | @param TokenNumber PCD token's number, it is autogened by build tools.\r |
565 | @param Guid PCD token space's guid.\r | |
566 | if not NULL, this PCD is dynamicEx type PCD.\r | |
567 | @param CallBackFunction Callback function pointer\r | |
80408db0 | 568 | \r |
2ab6330e | 569 | @retval EFI_SUCCESS Callback function is success to be unregister.\r |
570 | @retval EFI_INVALID_PARAMETER Can not find the PCD entry by given token number.\r | |
571 | **/\r | |
80408db0 | 572 | EFI_STATUS\r |
573 | DxeUnRegisterCallBackWorker (\r | |
574 | IN UINTN TokenNumber,\r | |
2ab6330e | 575 | IN CONST EFI_GUID *Guid, OPTIONAL\r |
80408db0 | 576 | IN PCD_PROTOCOL_CALLBACK CallBackFunction\r |
577 | )\r | |
578 | {\r | |
579 | CALLBACK_FN_ENTRY *FnTableEntry;\r | |
580 | LIST_ENTRY *ListHead;\r | |
581 | LIST_ENTRY *ListNode;\r | |
582 | \r | |
583 | if (Guid != NULL) {\r | |
584 | TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) TokenNumber);\r | |
585 | }\r | |
586 | \r | |
587 | //\r | |
588 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
589 | // We have to decrement TokenNumber by 1 to make it usable\r | |
b07a5b68 | 590 | // as the array index of mCallbackFnTable[].\r |
80408db0 | 591 | //\r |
b07a5b68 | 592 | ListHead = &mCallbackFnTable[TokenNumber - 1];\r |
80408db0 | 593 | ListNode = GetFirstNode (ListHead);\r |
594 | \r | |
595 | while (ListNode != ListHead) {\r | |
596 | FnTableEntry = CR_FNENTRY_FROM_LISTNODE(ListNode, CALLBACK_FN_ENTRY, Node);\r | |
597 | \r | |
598 | if (FnTableEntry->CallbackFn == CallBackFunction) {\r | |
599 | //\r | |
600 | // We only allow a Callback function to be register once\r | |
601 | // for a TokenNumber. So we can safely remove the Node from\r | |
602 | // the Link List and return EFI_SUCCESS.\r | |
603 | //\r | |
604 | RemoveEntryList (ListNode);\r | |
605 | FreePool (FnTableEntry);\r | |
606 | \r | |
607 | return EFI_SUCCESS;\r | |
608 | }\r | |
609 | ListNode = GetNextNode (ListHead, ListNode);\r | |
610 | }\r | |
611 | \r | |
612 | return EFI_INVALID_PARAMETER;\r | |
613 | }\r | |
614 | \r | |
2ab6330e | 615 | /**\r |
616 | Get next token number in given token space.\r | |
617 | \r | |
618 | This routine is used for dynamicEx type PCD. It will firstly scan token space\r | |
619 | table to get token space according to given token space guid. Then scan given \r | |
620 | token number in found token space, if found, then return next token number in \r | |
621 | this token space.\r | |
622 | \r | |
623 | @param Guid Token space guid. Next token number will be scaned in \r | |
624 | this token space.\r | |
625 | @param TokenNumber Token number. \r | |
626 | If PCD_INVALID_TOKEN_NUMBER, return first token number in \r | |
627 | token space table.\r | |
628 | If not PCD_INVALID_TOKEN_NUMBER, return next token number\r | |
629 | in token space table.\r | |
630 | @param GuidTable Token space guid table. It will be used for scan token space\r | |
631 | by given token space guid.\r | |
632 | @param SizeOfGuidTable The size of guid table.\r | |
633 | @param ExMapTable DynamicEx token number mapping table.\r | |
634 | @param SizeOfExMapTable The size of dynamicEx token number mapping table.\r | |
635 | \r | |
636 | @retval EFI_NOT_FOUND Can not given token space or token number.\r | |
637 | @retval EFI_SUCCESS Success to get next token number.\r | |
80408db0 | 638 | \r |
2ab6330e | 639 | **/\r |
80408db0 | 640 | EFI_STATUS\r |
641 | ExGetNextTokeNumber (\r | |
642 | IN CONST EFI_GUID *Guid,\r | |
643 | IN OUT UINTN *TokenNumber,\r | |
644 | IN EFI_GUID *GuidTable,\r | |
645 | IN UINTN SizeOfGuidTable,\r | |
646 | IN DYNAMICEX_MAPPING *ExMapTable,\r | |
647 | IN UINTN SizeOfExMapTable\r | |
648 | )\r | |
649 | {\r | |
650 | EFI_GUID *MatchGuid;\r | |
2ab6330e | 651 | UINTN Index;\r |
80408db0 | 652 | UINTN GuidTableIdx;\r |
653 | BOOLEAN Found;\r | |
419db80b | 654 | UINTN ExMapTableCount;\r |
80408db0 | 655 | \r |
2ab6330e | 656 | //\r |
657 | // Scan token space guid \r | |
658 | // \r | |
80408db0 | 659 | MatchGuid = ScanGuid (GuidTable, SizeOfGuidTable, Guid);\r |
660 | if (MatchGuid == NULL) {\r | |
661 | return EFI_NOT_FOUND;\r | |
662 | }\r | |
663 | \r | |
2ab6330e | 664 | //\r |
665 | // Find the token space table in dynamicEx mapping table.\r | |
666 | //\r | |
80408db0 | 667 | Found = FALSE;\r |
668 | GuidTableIdx = MatchGuid - GuidTable;\r | |
419db80b BF |
669 | ExMapTableCount = SizeOfExMapTable / sizeof(ExMapTable[0]);\r |
670 | for (Index = 0; Index < ExMapTableCount; Index++) {\r | |
2ab6330e | 671 | if (ExMapTable[Index].ExGuidIndex == GuidTableIdx) {\r |
80408db0 | 672 | Found = TRUE;\r |
673 | break;\r | |
674 | }\r | |
675 | }\r | |
676 | \r | |
677 | if (Found) {\r | |
2ab6330e | 678 | //\r |
679 | // If given token number is PCD_INVALID_TOKEN_NUMBER, then return the first\r | |
680 | // token number in found token space.\r | |
681 | //\r | |
80408db0 | 682 | if (*TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r |
2ab6330e | 683 | *TokenNumber = ExMapTable[Index].ExTokenNumber;\r |
80408db0 | 684 | return EFI_SUCCESS;\r |
685 | }\r | |
686 | \r | |
419db80b | 687 | for ( ; Index < ExMapTableCount; Index++) {\r |
2ab6330e | 688 | if (ExMapTable[Index].ExTokenNumber == *TokenNumber) {\r |
419db80b BF |
689 | break;\r |
690 | }\r | |
691 | }\r | |
692 | \r | |
693 | while (Index < ExMapTableCount) {\r | |
694 | Index++;\r | |
695 | if (Index == ExMapTableCount) {\r | |
696 | //\r | |
697 | // Exceed the length of ExMap Table\r | |
698 | //\r | |
699 | *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r | |
700 | return EFI_NOT_FOUND;\r | |
701 | } else if (ExMapTable[Index].ExGuidIndex == GuidTableIdx) {\r | |
702 | //\r | |
703 | // Found the next match\r | |
704 | //\r | |
705 | *TokenNumber = ExMapTable[Index].ExTokenNumber;\r | |
706 | return EFI_SUCCESS;\r | |
80408db0 | 707 | }\r |
708 | }\r | |
709 | }\r | |
419db80b | 710 | \r |
80408db0 | 711 | return EFI_NOT_FOUND;\r |
712 | }\r | |
80408db0 | 713 | \r |
419db80b BF |
714 | /**\r |
715 | Find the PCD database.\r | |
716 | \r | |
717 | @retval The base address of external PCD database binary.\r | |
718 | @retval NULL Return NULL if not find.\r | |
719 | **/\r | |
720 | DXE_PCD_DATABASE *\r | |
721 | LocateExPcdBinary (\r | |
722 | VOID\r | |
723 | ) \r | |
724 | {\r | |
725 | DXE_PCD_DATABASE *DxePcdDbBinary;\r | |
726 | UINTN DxePcdDbSize;\r | |
727 | EFI_STATUS Status;\r | |
728 | \r | |
729 | DxePcdDbBinary = NULL;\r | |
730 | //\r | |
731 | // Search the External Pcd database from one section of current FFS, \r | |
732 | // and read it to memory\r | |
733 | //\r | |
734 | Status = GetSectionFromFfs (\r | |
735 | EFI_SECTION_RAW,\r | |
736 | 0,\r | |
737 | (VOID **) &DxePcdDbBinary,\r | |
738 | &DxePcdDbSize\r | |
739 | );\r | |
740 | ASSERT_EFI_ERROR (Status);\r | |
741 | \r | |
742 | //\r | |
743 | // Check the first bytes (Header Signature Guid) and build version.\r | |
744 | //\r | |
745 | if (!CompareGuid ((VOID *)DxePcdDbBinary, &gPcdDataBaseSignatureGuid) ||\r | |
746 | (DxePcdDbBinary->BuildVersion != PCD_SERVICE_DXE_VERSION)) {\r | |
747 | ASSERT (FALSE);\r | |
748 | }\r | |
749 | \r | |
750 | return DxePcdDbBinary;\r | |
751 | }\r | |
80408db0 | 752 | \r |
2ab6330e | 753 | /**\r |
754 | Initialize the PCD database in DXE phase.\r | |
755 | \r | |
756 | PCD database in DXE phase also contains PCD database in PEI phase which is copied\r | |
757 | from GUID Hob.\r | |
80408db0 | 758 | \r |
2ab6330e | 759 | **/\r |
80408db0 | 760 | VOID\r |
761 | BuildPcdDxeDataBase (\r | |
762 | VOID\r | |
763 | )\r | |
764 | {\r | |
765 | PEI_PCD_DATABASE *PeiDatabase;\r | |
766 | EFI_HOB_GUID_TYPE *GuidHob;\r | |
2ab6330e | 767 | UINTN Index;\r |
419db80b BF |
768 | UINT32 PcdDxeDbLen;\r |
769 | VOID *PcdDxeDb;\r | |
80408db0 | 770 | \r |
771 | GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r | |
772 | if (GuidHob != NULL) {\r | |
773 | \r | |
80408db0 | 774 | // \r |
775 | // If no PEIMs use dynamic Pcd Entry, the Pcd Service PEIM\r | |
776 | // should not be included at all. So the GuidHob could\r | |
777 | // be NULL. If it is NULL, we just copy over the DXE Default\r | |
778 | // Value to PCD Database.\r | |
779 | //\r | |
780 | \r | |
781 | PeiDatabase = (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);\r | |
782 | //\r | |
419db80b | 783 | // Assign PCD Entries refereneced in PEI phase to PCD DATABASE\r |
80408db0 | 784 | //\r |
419db80b | 785 | mPcdDatabase.PeiDb = PeiDatabase;\r |
80408db0 | 786 | }\r |
787 | \r | |
788 | //\r | |
419db80b | 789 | // Assign PCD Entries with default value to PCD DATABASE\r |
80408db0 | 790 | //\r |
419db80b BF |
791 | mPcdDatabase.DxeDb = LocateExPcdBinary ();\r |
792 | ASSERT(mPcdDatabase.DxeDb != NULL);\r | |
793 | PcdDxeDbLen = mPcdDatabase.DxeDb->Length + mPcdDatabase.DxeDb->UninitDataBaseSize;\r | |
794 | PcdDxeDb = AllocateZeroPool (PcdDxeDbLen);\r | |
7df09571 | 795 | ASSERT (PcdDxeDb != NULL);\r |
419db80b BF |
796 | CopyMem (PcdDxeDb, mPcdDatabase.DxeDb, mPcdDatabase.DxeDb->Length);\r |
797 | FreePool (mPcdDatabase.DxeDb);\r | |
798 | mPcdDatabase.DxeDb = PcdDxeDb;\r | |
80408db0 | 799 | \r |
419db80b BF |
800 | //\r |
801 | // Initialized the external PCD database local variables\r | |
802 | //\r | |
803 | mPeiLocalTokenCount = mPcdDatabase.PeiDb->LocalTokenCount;\r | |
804 | mDxeLocalTokenCount = mPcdDatabase.DxeDb->LocalTokenCount;\r | |
805 | \r | |
806 | mPeiExMapppingTableSize = mPcdDatabase.PeiDb->ExTokenCount * sizeof (DYNAMICEX_MAPPING);\r | |
807 | mDxeExMapppingTableSize = mPcdDatabase.DxeDb->ExTokenCount * sizeof (DYNAMICEX_MAPPING);\r | |
808 | mPeiGuidTableSize = mPcdDatabase.PeiDb->GuidTableCount * sizeof(GUID);\r | |
809 | mDxeGuidTableSize = mPcdDatabase.DxeDb->GuidTableCount * sizeof (GUID);\r | |
810 | \r | |
811 | mPcdTotalTokenCount = mPeiLocalTokenCount + mDxeLocalTokenCount;\r | |
812 | mPeiNexTokenCount = mPeiLocalTokenCount - mPcdDatabase.PeiDb->ExTokenCount;\r | |
813 | mDxeNexTokenCount = mDxeLocalTokenCount - mPcdDatabase.DxeDb->ExTokenCount; \r | |
814 | \r | |
815 | mPeiExMapTableEmpty = (mPcdDatabase.PeiDb->ExTokenCount == 0) ? TRUE : FALSE;\r | |
816 | mDxeExMapTableEmpty = (mPcdDatabase.DxeDb->ExTokenCount == 0) ? TRUE : FALSE;\r | |
817 | mPeiDatabaseEmpty = (mPeiLocalTokenCount == 0) ? TRUE : FALSE;\r | |
818 | \r | |
819 | TmpTokenSpaceBufferCount = mPcdDatabase.PeiDb->ExTokenCount + mPcdDatabase.DxeDb->ExTokenCount;\r | |
820 | TmpTokenSpaceBuffer = (EFI_GUID **)AllocateZeroPool(TmpTokenSpaceBufferCount * sizeof (EFI_GUID *));\r | |
80408db0 | 821 | \r |
822 | //\r | |
823 | // Initialized the Callback Function Table\r | |
824 | //\r | |
419db80b | 825 | mCallbackFnTable = AllocateZeroPool (mPcdTotalTokenCount * sizeof (LIST_ENTRY));\r |
3fd8027e | 826 | ASSERT(mCallbackFnTable != NULL);\r |
419db80b BF |
827 | \r |
828 | //\r | |
80408db0 | 829 | // EBC compiler is very choosy. It may report warning about comparison\r |
830 | // between UINTN and 0 . So we add 1 in each size of the \r | |
831 | // comparison.\r | |
419db80b BF |
832 | //\r |
833 | for (Index = 0; Index + 1 < mPcdTotalTokenCount + 1; Index++) {\r | |
2ab6330e | 834 | InitializeListHead (&mCallbackFnTable[Index]);\r |
80408db0 | 835 | }\r |
80408db0 | 836 | }\r |
837 | \r | |
2ab6330e | 838 | /**\r |
839 | Get Variable which contains HII type PCD entry.\r | |
80408db0 | 840 | \r |
2ab6330e | 841 | @param VariableGuid Variable's guid\r |
842 | @param VariableName Variable's unicode name string\r | |
843 | @param VariableData Variable's data pointer, \r | |
844 | @param VariableSize Variable's size.\r | |
80408db0 | 845 | \r |
2ab6330e | 846 | @return the status of gRT->GetVariable\r |
847 | **/\r | |
80408db0 | 848 | EFI_STATUS\r |
849 | GetHiiVariable (\r | |
850 | IN EFI_GUID *VariableGuid,\r | |
851 | IN UINT16 *VariableName,\r | |
852 | OUT UINT8 **VariableData,\r | |
853 | OUT UINTN *VariableSize\r | |
854 | )\r | |
855 | {\r | |
856 | UINTN Size;\r | |
857 | EFI_STATUS Status;\r | |
858 | UINT8 *Buffer;\r | |
859 | \r | |
860 | Size = 0;\r | |
861 | Buffer = NULL;\r | |
862 | \r | |
2ab6330e | 863 | //\r |
864 | // Firstly get the real size of HII variable\r | |
865 | //\r | |
80408db0 | 866 | Status = gRT->GetVariable (\r |
867 | (UINT16 *)VariableName,\r | |
868 | VariableGuid,\r | |
869 | NULL,\r | |
870 | &Size,\r | |
871 | Buffer\r | |
872 | );\r | |
873 | \r | |
2ab6330e | 874 | //\r |
875 | // Allocate buffer to hold whole variable data according to variable size.\r | |
876 | //\r | |
80408db0 | 877 | if (Status == EFI_BUFFER_TOO_SMALL) {\r |
878 | Buffer = (UINT8 *) AllocatePool (Size);\r | |
879 | \r | |
880 | ASSERT (Buffer != NULL);\r | |
881 | \r | |
882 | Status = gRT->GetVariable (\r | |
883 | VariableName,\r | |
884 | VariableGuid,\r | |
885 | NULL,\r | |
886 | &Size,\r | |
887 | Buffer\r | |
888 | );\r | |
889 | \r | |
890 | ASSERT (Status == EFI_SUCCESS);\r | |
891 | *VariableData = Buffer;\r | |
892 | *VariableSize = Size;\r | |
0b1ef275 LG |
893 | } else {\r |
894 | //\r | |
895 | // Use Default Data only when variable is not found. \r | |
896 | // For other error status, correct data can't be got, and trig ASSERT().\r | |
897 | //\r | |
898 | ASSERT (Status == EFI_NOT_FOUND);\r | |
80408db0 | 899 | }\r |
900 | \r | |
901 | return Status;\r | |
902 | }\r | |
903 | \r | |
2ab6330e | 904 | /**\r |
905 | Find the local token number according to system SKU ID.\r | |
906 | \r | |
907 | @param LocalTokenNumber PCD token number\r | |
908 | @param Size The size of PCD entry.\r | |
909 | @param IsPeiDb If TRUE, the PCD entry is initialized in PEI phase.\r | |
910 | If False, the PCD entry is initialized in DXE phase.\r | |
911 | \r | |
912 | @return Token number according to system SKU ID.\r | |
80408db0 | 913 | \r |
2ab6330e | 914 | **/\r |
80408db0 | 915 | UINT32\r |
916 | GetSkuEnabledTokenNumber (\r | |
917 | UINT32 LocalTokenNumber,\r | |
918 | UINTN Size,\r | |
919 | BOOLEAN IsPeiDb\r | |
920 | ) \r | |
921 | {\r | |
922 | SKU_HEAD *SkuHead;\r | |
923 | SKU_ID *SkuIdTable;\r | |
2ab6330e | 924 | INTN Index;\r |
80408db0 | 925 | UINT8 *Value;\r |
80408db0 | 926 | UINT8 *PcdDb;\r |
419db80b | 927 | BOOLEAN FoundSku;\r |
80408db0 | 928 | \r |
929 | ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0);\r | |
930 | \r | |
419db80b | 931 | PcdDb = IsPeiDb ? (UINT8 *) mPcdDatabase.PeiDb : (UINT8 *) mPcdDatabase.DxeDb;\r |
80408db0 | 932 | \r |
933 | SkuHead = (SKU_HEAD *) (PcdDb + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r | |
934 | Value = (UINT8 *) (PcdDb + SkuHead->SkuDataStartOffset); \r | |
935 | \r | |
419db80b | 936 | SkuIdTable = (SKU_ID *)(PcdDb + SkuHead->SkuIdTableOffset);\r |
2ab6330e | 937 | //\r |
938 | // Find the current system's SKU ID entry in SKU ID table.\r | |
939 | //\r | |
419db80b | 940 | FoundSku = FALSE;\r |
2ab6330e | 941 | for (Index = 0; Index < SkuIdTable[0]; Index++) {\r |
419db80b BF |
942 | if (mPcdDatabase.PeiDb->SystemSkuId == SkuIdTable[Index + 1]) {\r |
943 | FoundSku = TRUE;\r | |
80408db0 | 944 | break;\r |
945 | }\r | |
946 | }\r | |
419db80b BF |
947 | \r |
948 | //\r | |
949 | // Find the default SKU ID entry in SKU ID table.\r | |
950 | //\r | |
951 | \r | |
952 | if(!FoundSku) {\r | |
953 | for (Index = 0; Index < SkuIdTable[0]; Index++) {\r | |
954 | if (0 == SkuIdTable[Index + 1]) {\r | |
955 | break;\r | |
956 | }\r | |
957 | }\r | |
958 | }\r | |
2ab6330e | 959 | ASSERT (Index < SkuIdTable[0]);\r |
80408db0 | 960 | \r |
961 | switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r | |
962 | case PCD_TYPE_VPD:\r | |
2ab6330e | 963 | Value = (UINT8 *) &(((VPD_HEAD *) Value)[Index]);\r |
80408db0 | 964 | return (UINT32) ((Value - PcdDb) | PCD_TYPE_VPD);\r |
965 | \r | |
966 | case PCD_TYPE_HII:\r | |
2ab6330e | 967 | Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[Index]);\r |
80408db0 | 968 | return (UINT32) ((Value - PcdDb) | PCD_TYPE_HII);\r |
969 | \r | |
419db80b BF |
970 | case PCD_TYPE_HII|PCD_TYPE_STRING:\r |
971 | Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[Index]);\r | |
972 | return (UINT32) ((Value - PcdDb) | PCD_TYPE_HII | PCD_TYPE_STRING);\r | |
973 | \r | |
80408db0 | 974 | case PCD_TYPE_STRING:\r |
2ab6330e | 975 | Value = (UINT8 *) &(((STRING_HEAD *) Value)[Index]);\r |
80408db0 | 976 | return (UINT32) ((Value - PcdDb) | PCD_TYPE_STRING);\r |
977 | \r | |
978 | case PCD_TYPE_DATA:\r | |
2ab6330e | 979 | Value += Size * Index;\r |
419db80b | 980 | return (UINT32) ((Value - PcdDb) | PCD_TYPE_DATA);\r |
80408db0 | 981 | \r |
982 | default:\r | |
983 | ASSERT (FALSE);\r | |
984 | }\r | |
985 | \r | |
986 | ASSERT (FALSE);\r | |
987 | \r | |
988 | return 0;\r | |
989 | \r | |
990 | }\r | |
991 | \r | |
2ab6330e | 992 | /**\r |
993 | Invoke the callback function when dynamic PCD entry was set, if this PCD entry \r | |
994 | has registered callback function.\r | |
80408db0 | 995 | \r |
2ab6330e | 996 | @param ExTokenNumber DynamicEx PCD's token number, if this PCD entry is dyanmicEx\r |
997 | type PCD.\r | |
998 | @param Guid DynamicEx PCD's guid, if this PCD entry is dynamicEx type\r | |
999 | PCD.\r | |
1000 | @param TokenNumber PCD token number generated by build tools.\r | |
1001 | @param Data Value want to be set for this PCD entry\r | |
1002 | @param Size The size of value\r | |
80408db0 | 1003 | \r |
2ab6330e | 1004 | **/\r |
80408db0 | 1005 | VOID\r |
1006 | InvokeCallbackOnSet (\r | |
1007 | UINT32 ExTokenNumber,\r | |
1008 | CONST EFI_GUID *Guid, OPTIONAL\r | |
1009 | UINTN TokenNumber,\r | |
1010 | VOID *Data,\r | |
1011 | UINTN Size\r | |
1012 | )\r | |
1013 | {\r | |
1014 | CALLBACK_FN_ENTRY *FnTableEntry;\r | |
1015 | LIST_ENTRY *ListHead;\r | |
1016 | LIST_ENTRY *ListNode;\r | |
1017 | \r | |
1018 | //\r | |
1019 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
1020 | // We have to decrement TokenNumber by 1 to make it usable\r | |
b07a5b68 | 1021 | // as the array index of mCallbackFnTable[].\r |
80408db0 | 1022 | //\r |
b07a5b68 | 1023 | ListHead = &mCallbackFnTable[TokenNumber - 1];\r |
80408db0 | 1024 | ListNode = GetFirstNode (ListHead);\r |
1025 | \r | |
1026 | while (ListNode != ListHead) {\r | |
b07a5b68 | 1027 | FnTableEntry = CR_FNENTRY_FROM_LISTNODE (ListNode, CALLBACK_FN_ENTRY, Node);\r |
80408db0 | 1028 | \r |
1029 | FnTableEntry->CallbackFn(Guid, \r | |
1030 | (Guid == NULL) ? TokenNumber : ExTokenNumber,\r | |
1031 | Data,\r | |
1032 | Size);\r | |
1033 | \r | |
1034 | ListNode = GetNextNode (ListHead, ListNode);\r | |
1035 | }\r | |
1036 | \r | |
1037 | return;\r | |
1038 | }\r | |
1039 | \r | |
1040 | \r | |
2ab6330e | 1041 | /**\r |
1042 | Wrapper function for setting non-pointer type value for a PCD entry.\r | |
1043 | \r | |
1044 | @param TokenNumber Pcd token number autogenerated by build tools.\r | |
1045 | @param Data Value want to be set for PCD entry\r | |
1046 | @param Size Size of value.\r | |
1047 | \r | |
1048 | @return status of SetWorker.\r | |
1049 | \r | |
1050 | **/\r | |
80408db0 | 1051 | EFI_STATUS\r |
1052 | SetValueWorker (\r | |
1053 | IN UINTN TokenNumber,\r | |
1054 | IN VOID *Data,\r | |
1055 | IN UINTN Size\r | |
1056 | )\r | |
1057 | {\r | |
1058 | return SetWorker (TokenNumber, Data, &Size, FALSE);\r | |
1059 | }\r | |
1060 | \r | |
1061 | \r | |
2ab6330e | 1062 | /**\r |
1063 | Set value for an PCD entry\r | |
1064 | \r | |
1065 | @param TokenNumber Pcd token number autogenerated by build tools.\r | |
1066 | @param Data Value want to be set for PCD entry\r | |
1067 | @param Size Size of value.\r | |
1068 | @param PtrType If TRUE, the type of PCD entry's value is Pointer.\r | |
1069 | If False, the type of PCD entry's value is not Pointer.\r | |
1070 | \r | |
1071 | @retval EFI_INVALID_PARAMETER If this PCD type is VPD, VPD PCD can not be set.\r | |
1072 | @retval EFI_INVALID_PARAMETER If Size can not be set to size table.\r | |
149fb6d6 | 1073 | @retval EFI_INVALID_PARAMETER If Size of non-Ptr type PCD does not match the size information in PCD database. \r |
2ab6330e | 1074 | @retval EFI_NOT_FOUND If value type of PCD entry is intergrate, but not in\r |
1075 | range of UINT8, UINT16, UINT32, UINT64\r | |
1076 | @retval EFI_NOT_FOUND Can not find the PCD type according to token number. \r | |
1077 | **/\r | |
80408db0 | 1078 | EFI_STATUS\r |
1079 | SetWorker (\r | |
1080 | IN UINTN TokenNumber,\r | |
1081 | IN VOID *Data,\r | |
1082 | IN OUT UINTN *Size,\r | |
1083 | IN BOOLEAN PtrType\r | |
1084 | )\r | |
1085 | {\r | |
80408db0 | 1086 | BOOLEAN IsPeiDb;\r |
1087 | UINT32 LocalTokenNumber;\r | |
1088 | EFI_GUID *GuidTable;\r | |
d0965169 | 1089 | UINT8 *StringTable;\r |
80408db0 | 1090 | EFI_GUID *Guid;\r |
1091 | UINT16 *Name;\r | |
1092 | UINTN VariableOffset;\r | |
1093 | VOID *InternalData;\r | |
1094 | VARIABLE_HEAD *VariableHead;\r | |
1095 | UINTN Offset;\r | |
1096 | UINT8 *PcdDb;\r | |
1097 | EFI_STATUS Status;\r | |
1098 | UINTN MaxSize;\r | |
1099 | UINTN TmpTokenNumber;\r | |
1100 | \r | |
80408db0 | 1101 | //\r |
1102 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
1103 | // We have to decrement TokenNumber by 1 to make it usable\r | |
1104 | // as the array index.\r | |
1105 | //\r | |
1106 | TokenNumber--;\r | |
1107 | \r | |
1108 | TmpTokenNumber = TokenNumber;\r | |
1109 | \r | |
2ab6330e | 1110 | //\r |
80408db0 | 1111 | // EBC compiler is very choosy. It may report warning about comparison\r |
1112 | // between UINTN and 0 . So we add 1 in each size of the \r | |
1113 | // comparison.\r | |
2ab6330e | 1114 | //\r |
419db80b | 1115 | ASSERT (TokenNumber + 1 < mPcdTotalTokenCount + 1);\r |
80408db0 | 1116 | \r |
8ec8bed4 | 1117 | if (PtrType) {\r |
64894410 LG |
1118 | //\r |
1119 | // Get MaxSize first, then check new size with max buffer size.\r | |
1120 | //\r | |
1121 | GetPtrTypeSize (TokenNumber, &MaxSize);\r | |
1122 | if (*Size > MaxSize) {\r | |
cb40609c | 1123 | *Size = MaxSize;\r |
8ec8bed4 | 1124 | return EFI_INVALID_PARAMETER;\r |
1125 | }\r | |
1126 | } else {\r | |
1127 | if (*Size != DxePcdGetSize (TokenNumber + 1)) {\r | |
1128 | return EFI_INVALID_PARAMETER;\r | |
1129 | }\r | |
80408db0 | 1130 | }\r |
b07a5b68 | 1131 | \r |
2ab6330e | 1132 | //\r |
80408db0 | 1133 | // EBC compiler is very choosy. It may report warning about comparison\r |
1134 | // between UINTN and 0 . So we add 1 in each size of the \r | |
1135 | // comparison.\r | |
2ab6330e | 1136 | //\r |
419db80b BF |
1137 | if ((TokenNumber + 1 < mPeiNexTokenCount + 1) ||\r |
1138 | (TokenNumber + 1 >= mPeiLocalTokenCount + 1 && TokenNumber + 1 < (mPeiLocalTokenCount + mDxeNexTokenCount + 1))) {\r | |
b07a5b68 | 1139 | InvokeCallbackOnSet (0, NULL, TokenNumber + 1, Data, *Size);\r |
1140 | }\r | |
80408db0 | 1141 | \r |
b07a5b68 | 1142 | //\r |
1143 | // Aquire lock to prevent reentrance from TPL_CALLBACK level\r | |
1144 | //\r | |
1145 | EfiAcquireLock (&mPcdDatabaseLock);\r | |
80408db0 | 1146 | \r |
2ab6330e | 1147 | //\r |
80408db0 | 1148 | // EBC compiler is very choosy. It may report warning about comparison\r |
1149 | // between UINTN and 0 . So we add 1 in each size of the \r | |
1150 | // comparison.\r | |
2ab6330e | 1151 | //\r |
419db80b | 1152 | IsPeiDb = (BOOLEAN) ((TokenNumber + 1 < mPeiLocalTokenCount + 1) ? TRUE : FALSE);\r |
b07a5b68 | 1153 | \r |
96d6d004 | 1154 | LocalTokenNumber = GetLocalTokenNumber (IsPeiDb, TokenNumber + 1);\r |
80408db0 | 1155 | \r |
1156 | Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r | |
1157 | \r | |
419db80b | 1158 | PcdDb = IsPeiDb ? ((UINT8 *) mPcdDatabase.PeiDb) : ((UINT8 *) mPcdDatabase.DxeDb);\r |
80408db0 | 1159 | \r |
309e3122 | 1160 | if (IsPeiDb) {\r |
419db80b | 1161 | StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->StringTableOffset);\r |
309e3122 | 1162 | } else {\r |
419db80b | 1163 | StringTable = (UINT8 *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->StringTableOffset);\r |
309e3122 | 1164 | }\r |
1165 | \r | |
80408db0 | 1166 | \r |
1167 | InternalData = PcdDb + Offset;\r | |
1168 | \r | |
1169 | switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r | |
1170 | case PCD_TYPE_VPD:\r | |
1171 | ASSERT (FALSE);\r | |
1172 | Status = EFI_INVALID_PARAMETER;\r | |
1173 | break;\r | |
1174 | \r | |
1175 | case PCD_TYPE_STRING:\r | |
1176 | if (SetPtrTypeSize (TmpTokenNumber, Size)) {\r | |
6cfc7292 | 1177 | CopyMem (StringTable + *((STRING_HEAD *)InternalData), Data, *Size);\r |
80408db0 | 1178 | Status = EFI_SUCCESS;\r |
1179 | } else {\r | |
1180 | Status = EFI_INVALID_PARAMETER;\r | |
1181 | }\r | |
1182 | break;\r | |
1183 | \r | |
6ac15f7c | 1184 | case PCD_TYPE_HII|PCD_TYPE_STRING:\r |
80408db0 | 1185 | case PCD_TYPE_HII:\r |
1186 | if (PtrType) {\r | |
1187 | if (!SetPtrTypeSize (TmpTokenNumber, Size)) {\r | |
1188 | Status = EFI_INVALID_PARAMETER;\r | |
1189 | break;\r | |
1190 | }\r | |
1191 | }\r | |
419db80b | 1192 | \r |
309e3122 | 1193 | if (IsPeiDb) {\r |
419db80b | 1194 | GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->GuidTableOffset);\r |
309e3122 | 1195 | } else {\r |
419db80b | 1196 | GuidTable = (EFI_GUID *) ((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->GuidTableOffset);\r |
309e3122 | 1197 | }\r |
419db80b | 1198 | \r |
80408db0 | 1199 | VariableHead = (VARIABLE_HEAD *) (PcdDb + Offset);\r |
419db80b | 1200 | \r |
1fef733c | 1201 | Guid = GuidTable + VariableHead->GuidTableIndex;\r |
d0965169 | 1202 | Name = (UINT16*) (StringTable + VariableHead->StringIndex);\r |
80408db0 | 1203 | VariableOffset = VariableHead->Offset;\r |
80408db0 | 1204 | Status = SetHiiVariable (Guid, Name, Data, *Size, VariableOffset);\r |
419db80b | 1205 | \r |
80408db0 | 1206 | if (EFI_NOT_FOUND == Status) {\r |
6ac15f7c | 1207 | if ((LocalTokenNumber & PCD_TYPE_ALL_SET) == (PCD_TYPE_HII|PCD_TYPE_STRING)) {\r |
1208 | CopyMem (\r | |
6cfc7292 | 1209 | StringTable + *(STRING_HEAD *)(PcdDb + VariableHead->DefaultValueOffset),\r |
6ac15f7c | 1210 | Data,\r |
1211 | *Size\r | |
1212 | );\r | |
1213 | } else {\r | |
1214 | CopyMem (PcdDb + VariableHead->DefaultValueOffset, Data, *Size);\r | |
1215 | } \r | |
80408db0 | 1216 | Status = EFI_SUCCESS;\r |
6ac15f7c | 1217 | }\r |
80408db0 | 1218 | break;\r |
1219 | \r | |
1220 | case PCD_TYPE_DATA:\r | |
1221 | if (PtrType) {\r | |
1222 | if (SetPtrTypeSize (TmpTokenNumber, Size)) {\r | |
1223 | CopyMem (InternalData, Data, *Size);\r | |
1224 | Status = EFI_SUCCESS;\r | |
1225 | } else {\r | |
1226 | Status = EFI_INVALID_PARAMETER;\r | |
1227 | }\r | |
1228 | break;\r | |
1229 | }\r | |
1230 | \r | |
1231 | Status = EFI_SUCCESS;\r | |
1232 | switch (*Size) {\r | |
1233 | case sizeof(UINT8):\r | |
1234 | *((UINT8 *) InternalData) = *((UINT8 *) Data);\r | |
1235 | break;\r | |
1236 | \r | |
1237 | case sizeof(UINT16):\r | |
1238 | *((UINT16 *) InternalData) = *((UINT16 *) Data);\r | |
1239 | break;\r | |
1240 | \r | |
1241 | case sizeof(UINT32):\r | |
1242 | *((UINT32 *) InternalData) = *((UINT32 *) Data);\r | |
1243 | break;\r | |
1244 | \r | |
1245 | case sizeof(UINT64):\r | |
1246 | *((UINT64 *) InternalData) = *((UINT64 *) Data);\r | |
1247 | break;\r | |
1248 | \r | |
1249 | default:\r | |
1250 | ASSERT (FALSE);\r | |
1251 | Status = EFI_NOT_FOUND;\r | |
1252 | break;\r | |
1253 | }\r | |
1254 | break;\r | |
1255 | \r | |
1256 | default:\r | |
1257 | ASSERT (FALSE);\r | |
1258 | Status = EFI_NOT_FOUND;\r | |
1259 | break;\r | |
1260 | }\r | |
1261 | \r | |
1262 | EfiReleaseLock (&mPcdDatabaseLock);\r | |
1263 | \r | |
1264 | return Status;\r | |
1265 | }\r | |
1266 | \r | |
2ab6330e | 1267 | /**\r |
1268 | Wrapper function for get PCD value for dynamic-ex PCD.\r | |
80408db0 | 1269 | \r |
2ab6330e | 1270 | @param Guid Token space guid for dynamic-ex PCD.\r |
3fd8027e | 1271 | @param ExTokenNumber Token number for dynamic-ex PCD.\r |
2ab6330e | 1272 | @param GetSize The size of dynamic-ex PCD value.\r |
80408db0 | 1273 | \r |
2ab6330e | 1274 | @return PCD entry in PCD database.\r |
80408db0 | 1275 | \r |
2ab6330e | 1276 | **/\r |
80408db0 | 1277 | VOID *\r |
1278 | ExGetWorker (\r | |
1279 | IN CONST EFI_GUID *Guid,\r | |
1280 | IN UINTN ExTokenNumber,\r | |
1281 | IN UINTN GetSize\r | |
1282 | ) \r | |
1283 | {\r | |
1284 | return GetWorker(GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber), GetSize);\r | |
1285 | }\r | |
1286 | \r | |
2ab6330e | 1287 | /**\r |
1288 | Wrapper function for set PCD value for non-Pointer type dynamic-ex PCD.\r | |
80408db0 | 1289 | \r |
2ab6330e | 1290 | @param ExTokenNumber Token number for dynamic-ex PCD.\r |
1291 | @param Guid Token space guid for dynamic-ex PCD.\r | |
1292 | @param Data Value want to be set.\r | |
1293 | @param SetSize The size of value.\r | |
80408db0 | 1294 | \r |
2ab6330e | 1295 | @return status of ExSetWorker().\r |
80408db0 | 1296 | \r |
2ab6330e | 1297 | **/\r |
80408db0 | 1298 | EFI_STATUS\r |
1299 | ExSetValueWorker (\r | |
1300 | IN UINTN ExTokenNumber,\r | |
1301 | IN CONST EFI_GUID *Guid,\r | |
1302 | IN VOID *Data,\r | |
1303 | IN UINTN SetSize\r | |
1304 | )\r | |
1305 | {\r | |
1306 | return ExSetWorker (ExTokenNumber, Guid, Data, &SetSize, FALSE);\r | |
1307 | }\r | |
1308 | \r | |
2ab6330e | 1309 | /**\r |
419db80b | 1310 | Set value for a dynamic-ex PCD entry.\r |
2ab6330e | 1311 | \r |
1312 | This routine find the local token number according to dynamic-ex PCD's token \r | |
1313 | space guid and token number firstly, and invoke callback function if this PCD\r | |
1314 | entry registered callback function. Finally, invoken general SetWorker to set\r | |
1315 | PCD value.\r | |
1316 | \r | |
1317 | @param ExTokenNumber Dynamic-ex PCD token number.\r | |
1318 | @param Guid Token space guid for dynamic-ex PCD.\r | |
1319 | @param Data PCD value want to be set\r | |
1320 | @param SetSize Size of value.\r | |
1321 | @param PtrType If TRUE, this PCD entry is pointer type.\r | |
1322 | If FALSE, this PCD entry is not pointer type.\r | |
1323 | \r | |
1324 | @return status of SetWorker().\r | |
80408db0 | 1325 | \r |
2ab6330e | 1326 | **/\r |
80408db0 | 1327 | EFI_STATUS\r |
1328 | ExSetWorker (\r | |
1329 | IN UINTN ExTokenNumber,\r | |
1330 | IN CONST EFI_GUID *Guid,\r | |
1331 | IN VOID *Data,\r | |
1332 | IN OUT UINTN *SetSize,\r | |
1333 | IN BOOLEAN PtrType\r | |
1334 | )\r | |
1335 | {\r | |
1336 | UINTN TokenNumber;\r | |
1337 | \r | |
1338 | TokenNumber = GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber);\r | |
1339 | \r | |
1340 | InvokeCallbackOnSet ((UINT32) ExTokenNumber, Guid, TokenNumber, Data, *SetSize);\r | |
1341 | \r | |
1342 | return SetWorker (TokenNumber, Data, SetSize, PtrType);\r | |
1343 | \r | |
1344 | }\r | |
1345 | \r | |
2ab6330e | 1346 | /**\r |
1347 | Set value for HII-type PCD.\r | |
80408db0 | 1348 | \r |
2ab6330e | 1349 | A HII-type PCD's value is stored in a variable. Setting/Getting the value of \r |
1350 | HII-type PCD is to visit this variable.\r | |
1351 | \r | |
1352 | @param VariableGuid Guid of variable which stored value of a HII-type PCD.\r | |
1353 | @param VariableName Unicode name of variable which stored value of a HII-type PCD.\r | |
1354 | @param Data Value want to be set.\r | |
1355 | @param DataSize Size of value\r | |
1356 | @param Offset Value offset of HII-type PCD in variable.\r | |
80408db0 | 1357 | \r |
2ab6330e | 1358 | @return status of GetVariable()/SetVariable().\r |
80408db0 | 1359 | \r |
2ab6330e | 1360 | **/\r |
80408db0 | 1361 | EFI_STATUS\r |
1362 | SetHiiVariable (\r | |
1363 | IN EFI_GUID *VariableGuid,\r | |
1364 | IN UINT16 *VariableName,\r | |
1365 | IN CONST VOID *Data,\r | |
1366 | IN UINTN DataSize,\r | |
1367 | IN UINTN Offset\r | |
1368 | )\r | |
1369 | {\r | |
1370 | UINTN Size;\r | |
1371 | VOID *Buffer;\r | |
1372 | EFI_STATUS Status;\r | |
1373 | UINT32 Attribute;\r | |
b13151ff | 1374 | UINTN SetSize;\r |
80408db0 | 1375 | \r |
1376 | Size = 0;\r | |
b13151ff | 1377 | SetSize = 0;\r |
80408db0 | 1378 | \r |
746be876 | 1379 | //\r |
1380 | // Try to get original variable size information.\r | |
1381 | //\r | |
80408db0 | 1382 | Status = gRT->GetVariable (\r |
1383 | (UINT16 *)VariableName,\r | |
1384 | VariableGuid,\r | |
1385 | NULL,\r | |
1386 | &Size,\r | |
1387 | NULL\r | |
1388 | );\r | |
b13151ff | 1389 | \r |
80408db0 | 1390 | if (Status == EFI_BUFFER_TOO_SMALL) {\r |
746be876 | 1391 | //\r |
1392 | // Patch new PCD's value to offset in given HII variable.\r | |
1393 | //\r | |
b13151ff LG |
1394 | if (Size >= (DataSize + Offset)) {\r |
1395 | SetSize = Size;\r | |
1396 | } else {\r | |
1397 | SetSize = DataSize + Offset;\r | |
1398 | }\r | |
1399 | Buffer = AllocatePool (SetSize);\r | |
80408db0 | 1400 | ASSERT (Buffer != NULL);\r |
1401 | \r | |
1402 | Status = gRT->GetVariable (\r | |
1403 | VariableName,\r | |
1404 | VariableGuid,\r | |
1405 | &Attribute,\r | |
1406 | &Size,\r | |
1407 | Buffer\r | |
1408 | );\r | |
1409 | \r | |
1410 | ASSERT_EFI_ERROR (Status);\r | |
1411 | \r | |
1412 | CopyMem ((UINT8 *)Buffer + Offset, Data, DataSize);\r | |
1413 | \r | |
1414 | Status = gRT->SetVariable (\r | |
1415 | VariableName,\r | |
1416 | VariableGuid,\r | |
1417 | Attribute,\r | |
b13151ff | 1418 | SetSize,\r |
80408db0 | 1419 | Buffer\r |
1420 | );\r | |
1421 | \r | |
1422 | FreePool (Buffer);\r | |
1423 | return Status;\r | |
746be876 | 1424 | } else if (Status == EFI_NOT_FOUND) {\r |
1425 | //\r | |
1426 | // If variable does not exist, a new variable need to be created.\r | |
1427 | //\r | |
1428 | \r | |
1429 | Size = Offset + DataSize;\r | |
1430 | \r | |
1431 | Buffer = AllocateZeroPool (Size);\r | |
1432 | ASSERT (Buffer != NULL);\r | |
1433 | \r | |
1434 | CopyMem ((UINT8 *)Buffer + Offset, Data, DataSize);\r | |
1435 | \r | |
1436 | Status = gRT->SetVariable (\r | |
1437 | VariableName,\r | |
1438 | VariableGuid,\r | |
1439 | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,\r | |
1440 | Size,\r | |
1441 | Buffer\r | |
1442 | );\r | |
1443 | \r | |
1444 | FreePool (Buffer);\r | |
1445 | return Status; \r | |
1446 | }\r | |
80408db0 | 1447 | \r |
1448 | //\r | |
746be876 | 1449 | // If we drop to here, the value is failed to be written in to variable area\r |
1450 | // So, we will save the data in the PCD Database's volatile area.\r | |
80408db0 | 1451 | //\r |
1452 | return Status;\r | |
1453 | }\r | |
1454 | \r | |
2ab6330e | 1455 | /**\r |
419db80b | 1456 | Get Token Number according to dynamic-ex PCD's {token space guid:token number}\r |
80408db0 | 1457 | \r |
2ab6330e | 1458 | A dynamic-ex type PCD, developer must provide pair of token space guid: token number\r |
1459 | in DEC file. PCD database maintain a mapping table that translate pair of {token\r | |
419db80b | 1460 | space guid: token number} to Token Number.\r |
2ab6330e | 1461 | \r |
1462 | @param Guid Token space guid for dynamic-ex PCD entry.\r | |
b9982883 | 1463 | @param ExTokenNumber Dynamic-ex PCD token number.\r |
80408db0 | 1464 | \r |
419db80b | 1465 | @return Token Number for dynamic-ex PCD.\r |
80408db0 | 1466 | \r |
2ab6330e | 1467 | **/\r |
80408db0 | 1468 | UINTN \r |
1469 | GetExPcdTokenNumber (\r | |
1470 | IN CONST EFI_GUID *Guid,\r | |
1471 | IN UINT32 ExTokenNumber\r | |
1472 | )\r | |
1473 | {\r | |
2ab6330e | 1474 | UINT32 Index;\r |
80408db0 | 1475 | DYNAMICEX_MAPPING *ExMap;\r |
1476 | EFI_GUID *GuidTable;\r | |
1477 | EFI_GUID *MatchGuid;\r | |
1478 | UINTN MatchGuidIdx;\r | |
1479 | \r | |
419db80b BF |
1480 | if (!mPeiDatabaseEmpty) {\r |
1481 | ExMap = (DYNAMICEX_MAPPING *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->ExMapTableOffset);\r | |
1482 | GuidTable = (EFI_GUID *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->GuidTableOffset);\r | |
1483 | \r | |
1484 | MatchGuid = ScanGuid (GuidTable, mPeiGuidTableSize, Guid);\r | |
1485 | \r | |
80408db0 | 1486 | if (MatchGuid != NULL) {\r |
1487 | \r | |
1488 | MatchGuidIdx = MatchGuid - GuidTable;\r | |
419db80b BF |
1489 | \r |
1490 | for (Index = 0; Index < mPeiExMapppingTableSize; Index++) {\r | |
2ab6330e | 1491 | if ((ExTokenNumber == ExMap[Index].ExTokenNumber) &&\r |
1492 | (MatchGuidIdx == ExMap[Index].ExGuidIndex)) {\r | |
419db80b | 1493 | return ExMap[Index].TokenNumber;\r |
80408db0 | 1494 | }\r |
1495 | }\r | |
1496 | }\r | |
1497 | }\r | |
80408db0 | 1498 | \r |
419db80b BF |
1499 | ExMap = (DYNAMICEX_MAPPING *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->ExMapTableOffset);\r |
1500 | GuidTable = (EFI_GUID *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->GuidTableOffset);\r | |
1501 | \r | |
1502 | MatchGuid = ScanGuid (GuidTable, mDxeGuidTableSize, Guid);\r | |
80408db0 | 1503 | //\r |
1504 | // We need to ASSERT here. If GUID can't be found in GuidTable, this is a\r | |
1505 | // error in the BUILD system.\r | |
1506 | //\r | |
1507 | ASSERT (MatchGuid != NULL);\r | |
1508 | \r | |
1509 | MatchGuidIdx = MatchGuid - GuidTable;\r | |
419db80b BF |
1510 | \r |
1511 | for (Index = 0; Index < mDxeExMapppingTableSize; Index++) {\r | |
2ab6330e | 1512 | if ((ExTokenNumber == ExMap[Index].ExTokenNumber) &&\r |
1513 | (MatchGuidIdx == ExMap[Index].ExGuidIndex)) {\r | |
419db80b | 1514 | return ExMap[Index].TokenNumber;\r |
80408db0 | 1515 | }\r |
1516 | }\r | |
1517 | \r | |
1518 | ASSERT (FALSE);\r | |
1519 | \r | |
1520 | return 0;\r | |
1521 | }\r | |
1522 | \r | |
2ab6330e | 1523 | /**\r |
3fd8027e | 1524 | Get SKU ID table from PCD database.\r |
2ab6330e | 1525 | \r |
1526 | @param LocalTokenNumberTableIdx Index of local token number in token number table.\r | |
419db80b BF |
1527 | @param IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r |
1528 | If FALSE, the pcd entry is initialized in DXE phase.\r | |
2ab6330e | 1529 | @return Pointer to SKU ID array table\r |
1530 | \r | |
1531 | **/\r | |
80408db0 | 1532 | SKU_ID *\r |
1533 | GetSkuIdArray (\r | |
1534 | IN UINTN LocalTokenNumberTableIdx,\r | |
419db80b | 1535 | IN BOOLEAN IsPeiDb\r |
80408db0 | 1536 | )\r |
1537 | {\r | |
1538 | SKU_HEAD *SkuHead;\r | |
1539 | UINTN LocalTokenNumber;\r | |
1540 | UINT8 *Database;\r | |
1541 | \r | |
419db80b BF |
1542 | if (IsPeiDb) {\r |
1543 | LocalTokenNumber = *((UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset) + LocalTokenNumberTableIdx);\r | |
1544 | Database = (UINT8 *) mPcdDatabase.PeiDb;\r | |
80408db0 | 1545 | } else {\r |
419db80b BF |
1546 | LocalTokenNumber = *((UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset) + LocalTokenNumberTableIdx);\r |
1547 | Database = (UINT8 *) mPcdDatabase.DxeDb;\r | |
80408db0 | 1548 | }\r |
1549 | \r | |
1550 | ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) != 0);\r | |
1551 | \r | |
1552 | SkuHead = (SKU_HEAD *) ((UINT8 *)Database + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r | |
1553 | \r | |
1554 | return (SKU_ID *) (Database + SkuHead->SkuIdTableOffset);\r | |
1555 | \r | |
1556 | }\r | |
1557 | \r | |
2ab6330e | 1558 | /**\r |
3d53ba8b | 1559 | Wrapper function of getting index of PCD entry in size table.\r |
1560 | \r | |
2ab6330e | 1561 | @param LocalTokenNumberTableIdx Index of this PCD in local token number table.\r |
2ab6330e | 1562 | @param IsPeiDb If TRUE, the pcd entry is initialized in PEI phase,\r |
1563 | If FALSE, the pcd entry is initialized in DXE phase.\r | |
1564 | \r | |
1565 | @return index of PCD entry in size table.\r | |
2ab6330e | 1566 | **/\r |
80408db0 | 1567 | UINTN\r |
3d53ba8b | 1568 | GetSizeTableIndex (\r |
1569 | IN UINTN LocalTokenNumberTableIdx,\r | |
1570 | IN BOOLEAN IsPeiDb\r | |
80408db0 | 1571 | )\r |
1572 | {\r | |
3d53ba8b | 1573 | UINT32 *LocalTokenNumberTable;\r |
1574 | UINTN LocalTokenNumber;\r | |
1575 | UINTN Index;\r | |
1576 | UINTN SizeTableIdx;\r | |
1577 | SKU_ID *SkuIdTable;\r | |
80408db0 | 1578 | \r |
3d53ba8b | 1579 | if (IsPeiDb) {\r |
419db80b | 1580 | LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset);\r |
3d53ba8b | 1581 | } else {\r |
419db80b | 1582 | LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset);\r |
3d53ba8b | 1583 | }\r |
1584 | \r | |
80408db0 | 1585 | SizeTableIdx = 0;\r |
1586 | \r | |
3d53ba8b | 1587 | for (Index = 0; Index < LocalTokenNumberTableIdx; Index ++) {\r |
2ab6330e | 1588 | LocalTokenNumber = LocalTokenNumberTable[Index];\r |
80408db0 | 1589 | \r |
1590 | if ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER) {\r | |
1591 | //\r | |
1592 | // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r | |
1593 | // PCD entry.\r | |
1594 | //\r | |
2ab6330e | 1595 | if ((LocalTokenNumber & PCD_TYPE_VPD) != 0) {\r |
80408db0 | 1596 | //\r |
419db80b | 1597 | // We have only two entry for VPD enabled PCD entry:\r |
80408db0 | 1598 | // 1) MAX Size.\r |
419db80b BF |
1599 | // 2) Current Size\r |
1600 | // Current size is equal to MAX size.\r | |
80408db0 | 1601 | //\r |
419db80b | 1602 | SizeTableIdx += 2;\r |
80408db0 | 1603 | } else {\r |
1604 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r | |
1605 | //\r | |
1606 | // We have only two entry for Non-Sku enabled PCD entry:\r | |
1607 | // 1) MAX SIZE\r | |
1608 | // 2) Current Size\r | |
1609 | //\r | |
1610 | SizeTableIdx += 2;\r | |
1611 | } else {\r | |
1612 | //\r | |
1613 | // We have these entry for SKU enabled PCD entry\r | |
1614 | // 1) MAX SIZE\r | |
1615 | // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r | |
1616 | //\r | |
2ab6330e | 1617 | SkuIdTable = GetSkuIdArray (Index, IsPeiDb);\r |
80408db0 | 1618 | SizeTableIdx += (UINTN)*SkuIdTable + 1;\r |
1619 | }\r | |
1620 | }\r | |
1621 | }\r | |
1622 | \r | |
1623 | }\r | |
1624 | \r | |
3d53ba8b | 1625 | return SizeTableIdx; \r |
80408db0 | 1626 | }\r |
1627 | \r | |
2ab6330e | 1628 | /**\r |
1629 | Get size of POINTER type PCD value.\r | |
1630 | \r | |
1631 | @param LocalTokenNumberTableIdx Index of local token number in local token number table.\r | |
1632 | @param MaxSize Maxmium size of POINTER type PCD value.\r | |
80408db0 | 1633 | \r |
2ab6330e | 1634 | @return size of POINTER type PCD value.\r |
80408db0 | 1635 | \r |
2ab6330e | 1636 | **/\r |
80408db0 | 1637 | UINTN\r |
1638 | GetPtrTypeSize (\r | |
1639 | IN UINTN LocalTokenNumberTableIdx,\r | |
1640 | OUT UINTN *MaxSize\r | |
1641 | )\r | |
1642 | {\r | |
1643 | INTN SizeTableIdx;\r | |
1644 | UINTN LocalTokenNumber;\r | |
1645 | SKU_ID *SkuIdTable;\r | |
1646 | SIZE_INFO *SizeTable;\r | |
2ab6330e | 1647 | UINTN Index;\r |
80408db0 | 1648 | BOOLEAN IsPeiDb;\r |
1649 | UINT32 *LocalTokenNumberTable;\r | |
1650 | \r | |
1651 | // EBC compiler is very choosy. It may report warning about comparison\r | |
1652 | // between UINTN and 0 . So we add 1 in each size of the \r | |
1653 | // comparison.\r | |
419db80b | 1654 | IsPeiDb = (BOOLEAN) (LocalTokenNumberTableIdx + 1 < mPeiLocalTokenCount + 1);\r |
80408db0 | 1655 | \r |
1656 | \r | |
1657 | if (IsPeiDb) {\r | |
419db80b BF |
1658 | LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset);\r |
1659 | SizeTable = (SIZE_INFO *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->SizeTableOffset);\r | |
80408db0 | 1660 | } else {\r |
419db80b BF |
1661 | LocalTokenNumberTableIdx -= mPeiLocalTokenCount;\r |
1662 | LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset);\r | |
1663 | SizeTable = (SIZE_INFO *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->SizeTableOffset);\r | |
80408db0 | 1664 | }\r |
1665 | \r | |
1666 | LocalTokenNumber = LocalTokenNumberTable[LocalTokenNumberTableIdx];\r | |
1667 | \r | |
1668 | ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);\r | |
1669 | \r | |
1670 | SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, IsPeiDb);\r | |
1671 | \r | |
1672 | *MaxSize = SizeTable[SizeTableIdx];\r | |
1673 | //\r | |
1674 | // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r | |
1675 | // PCD entry.\r | |
1676 | //\r | |
2ab6330e | 1677 | if ((LocalTokenNumber & PCD_TYPE_VPD) != 0) {\r |
80408db0 | 1678 | //\r |
419db80b | 1679 | // We have only two entry for VPD enabled PCD entry:\r |
80408db0 | 1680 | // 1) MAX Size.\r |
419db80b | 1681 | // 2) Current Size\r |
80408db0 | 1682 | // We consider current size is equal to MAX size.\r |
1683 | //\r | |
1684 | return *MaxSize;\r | |
1685 | } else {\r | |
1686 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r | |
1687 | //\r | |
1688 | // We have only two entry for Non-Sku enabled PCD entry:\r | |
1689 | // 1) MAX SIZE\r | |
1690 | // 2) Current Size\r | |
1691 | //\r | |
1692 | return SizeTable[SizeTableIdx + 1];\r | |
1693 | } else {\r | |
1694 | //\r | |
1695 | // We have these entry for SKU enabled PCD entry\r | |
1696 | // 1) MAX SIZE\r | |
1697 | // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r | |
1698 | //\r | |
1699 | SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, IsPeiDb);\r | |
2ab6330e | 1700 | for (Index = 0; Index < SkuIdTable[0]; Index++) {\r |
419db80b | 1701 | if (SkuIdTable[1 + Index] == mPcdDatabase.PeiDb->SystemSkuId) {\r |
2ab6330e | 1702 | return SizeTable[SizeTableIdx + 1 + Index];\r |
80408db0 | 1703 | }\r |
1704 | }\r | |
1705 | return SizeTable[SizeTableIdx + 1];\r | |
1706 | }\r | |
1707 | }\r | |
1708 | }\r | |
1709 | \r | |
2ab6330e | 1710 | /**\r |
3fd8027e | 1711 | Set size of POINTER type PCD value. The size should not exceed the maximum size\r |
2ab6330e | 1712 | of this PCD value.\r |
80408db0 | 1713 | \r |
2ab6330e | 1714 | @param LocalTokenNumberTableIdx Index of local token number in local token number table.\r |
1715 | @param CurrentSize Size of POINTER type PCD value.\r | |
80408db0 | 1716 | \r |
2ab6330e | 1717 | @retval TRUE Success to set size of PCD value.\r |
1718 | @retval FALSE Fail to set size of PCD value.\r | |
1719 | **/\r | |
80408db0 | 1720 | BOOLEAN\r |
1721 | SetPtrTypeSize (\r | |
1722 | IN UINTN LocalTokenNumberTableIdx,\r | |
1723 | IN OUT UINTN *CurrentSize\r | |
1724 | )\r | |
1725 | {\r | |
1726 | INTN SizeTableIdx;\r | |
1727 | UINTN LocalTokenNumber;\r | |
1728 | SKU_ID *SkuIdTable;\r | |
1729 | SIZE_INFO *SizeTable;\r | |
2ab6330e | 1730 | UINTN Index;\r |
80408db0 | 1731 | UINTN MaxSize;\r |
1732 | BOOLEAN IsPeiDb;\r | |
1733 | UINT32 *LocalTokenNumberTable;\r | |
1734 | \r | |
2ab6330e | 1735 | //\r |
80408db0 | 1736 | // EBC compiler is very choosy. It may report warning about comparison\r |
1737 | // between UINTN and 0 . So we add 1 in each size of the \r | |
1738 | // comparison.\r | |
2ab6330e | 1739 | //\r |
419db80b | 1740 | IsPeiDb = (BOOLEAN) (LocalTokenNumberTableIdx + 1 < mPeiLocalTokenCount + 1);\r |
80408db0 | 1741 | \r |
1742 | if (IsPeiDb) {\r | |
419db80b BF |
1743 | LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset);\r |
1744 | SizeTable = (SIZE_INFO *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->SizeTableOffset);\r | |
80408db0 | 1745 | } else {\r |
419db80b BF |
1746 | LocalTokenNumberTableIdx -= mPeiLocalTokenCount;\r |
1747 | LocalTokenNumberTable = (UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset);\r | |
1748 | SizeTable = (SIZE_INFO *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->SizeTableOffset);\r | |
80408db0 | 1749 | }\r |
1750 | \r | |
1751 | LocalTokenNumber = LocalTokenNumberTable[LocalTokenNumberTableIdx];\r | |
1752 | \r | |
1753 | ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);\r | |
1754 | \r | |
1755 | SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, IsPeiDb);\r | |
1756 | \r | |
1757 | MaxSize = SizeTable[SizeTableIdx];\r | |
1758 | //\r | |
1759 | // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r | |
1760 | // PCD entry.\r | |
1761 | //\r | |
2ab6330e | 1762 | if ((LocalTokenNumber & PCD_TYPE_VPD) != 0) {\r |
80408db0 | 1763 | //\r |
1764 | // We shouldn't come here as we don't support SET for VPD\r | |
1765 | //\r | |
1766 | ASSERT (FALSE);\r | |
1767 | return FALSE;\r | |
1768 | } else {\r | |
1769 | if ((*CurrentSize > MaxSize) ||\r | |
1770 | (*CurrentSize == MAX_ADDRESS)) {\r | |
1771 | *CurrentSize = MaxSize;\r | |
1772 | return FALSE;\r | |
1773 | } \r | |
1774 | \r | |
1775 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r | |
1776 | //\r | |
1777 | // We have only two entry for Non-Sku enabled PCD entry:\r | |
1778 | // 1) MAX SIZE\r | |
1779 | // 2) Current Size\r | |
1780 | //\r | |
1781 | SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;\r | |
1782 | return TRUE;\r | |
1783 | } else {\r | |
1784 | //\r | |
1785 | // We have these entry for SKU enabled PCD entry\r | |
1786 | // 1) MAX SIZE\r | |
1787 | // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r | |
1788 | //\r | |
1789 | SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, IsPeiDb);\r | |
2ab6330e | 1790 | for (Index = 0; Index < SkuIdTable[0]; Index++) {\r |
419db80b | 1791 | if (SkuIdTable[1 + Index] == mPcdDatabase.PeiDb->SystemSkuId) {\r |
2ab6330e | 1792 | SizeTable[SizeTableIdx + 1 + Index] = (SIZE_INFO) *CurrentSize;\r |
80408db0 | 1793 | return TRUE;\r |
1794 | }\r | |
1795 | }\r | |
1796 | SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;\r | |
1797 | return TRUE;\r | |
1798 | }\r | |
1799 | }\r | |
1800 | }\r |