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80408db0 | 1 | /** @file\r |
5944a83b LG |
2 | The driver internal functions are implmented here.\r |
3 | They build Pei PCD database, and provide access service to PCD database.\r | |
80408db0 | 4 | \r |
419db80b | 5 | Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r |
e5eed7d3 | 6 | This program and the accompanying materials\r |
80408db0 | 7 | are licensed and made available under the terms and conditions of the BSD License\r |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
80408db0 | 14 | **/\r |
80408db0 | 15 | \r |
16 | #include "Service.h"\r | |
17 | \r | |
18 | /**\r | |
19 | The function registers the CallBackOnSet fucntion\r | |
20 | according to TokenNumber and EFI_GUID space.\r | |
21 | \r | |
fc547e08 | 22 | @param ExTokenNumber The token number.\r |
80408db0 | 23 | @param Guid The GUID space.\r |
24 | @param CallBackFunction The Callback function to be registered.\r | |
25 | @param Register To register or unregister the callback function.\r | |
26 | \r | |
27 | @retval EFI_SUCCESS If the Callback function is registered.\r | |
28 | @retval EFI_NOT_FOUND If the PCD Entry is not found according to Token Number and GUID space.\r | |
29 | @retval EFI_OUT_OF_RESOURCES If the callback function can't be registered because there is not free\r | |
30 | slot left in the CallbackFnTable.\r | |
8ec8bed4 | 31 | @retval EFI_INVALID_PARAMETER If the callback function want to be de-registered can not be found.\r |
fc547e08 | 32 | **/\r |
80408db0 | 33 | EFI_STATUS\r |
34 | PeiRegisterCallBackWorker (\r | |
35 | IN UINTN ExTokenNumber,\r | |
36 | IN CONST EFI_GUID *Guid, OPTIONAL\r | |
37 | IN PCD_PPI_CALLBACK CallBackFunction,\r | |
38 | IN BOOLEAN Register\r | |
39 | )\r | |
40 | {\r | |
41 | EFI_HOB_GUID_TYPE *GuidHob;\r | |
42 | PCD_PPI_CALLBACK *CallbackTable;\r | |
43 | PCD_PPI_CALLBACK Compare;\r | |
44 | PCD_PPI_CALLBACK Assign;\r | |
45 | UINT32 LocalTokenNumber;\r | |
419db80b BF |
46 | UINT32 LocalTokenCount;\r |
47 | UINTN PeiNexTokenNumber;\r | |
80408db0 | 48 | UINTN TokenNumber;\r |
49 | UINTN Idx;\r | |
419db80b BF |
50 | PEI_PCD_DATABASE *PeiPcdDb;\r |
51 | \r | |
52 | PeiPcdDb = GetPcdDatabase();\r | |
53 | LocalTokenCount = PeiPcdDb->LocalTokenCount;\r | |
54 | PeiNexTokenNumber = PeiPcdDb->LocalTokenCount - PeiPcdDb->ExTokenCount;\r | |
80408db0 | 55 | \r |
56 | if (Guid == NULL) {\r | |
57 | TokenNumber = ExTokenNumber;\r | |
80408db0 | 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 | |
419db80b | 64 | ASSERT (TokenNumber + 1 < (PeiNexTokenNumber + 1));\r |
80408db0 | 65 | } else {\r |
66 | TokenNumber = GetExPcdTokenNumber (Guid, ExTokenNumber);\r | |
86714ccd | 67 | if (TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r |
68 | return EFI_NOT_FOUND;\r | |
69 | }\r | |
80408db0 | 70 | //\r |
71 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
72 | // We have to decrement TokenNumber by 1 to make it usable\r | |
73 | // as the array index.\r | |
74 | //\r | |
75 | TokenNumber--;\r | |
76 | // EBC compiler is very choosy. It may report warning about comparison\r | |
77 | // between UINTN and 0 . So we add 1 in each size of the \r | |
78 | // comparison.\r | |
419db80b | 79 | ASSERT ((TokenNumber + 1) < (LocalTokenCount + 1));\r |
80408db0 | 80 | }\r |
81 | \r | |
82 | \r | |
419db80b | 83 | LocalTokenNumber = *((UINT32 *)((UINT8 *)PeiPcdDb + PeiPcdDb->LocalTokenNumberTableOffset) + TokenNumber);\r |
80408db0 | 84 | \r |
85 | //\r | |
86 | // We don't support SET for HII and VPD type PCD entry in PEI phase.\r | |
87 | // So we will assert if any register callback for such PCD entry.\r | |
88 | //\r | |
89 | ASSERT ((LocalTokenNumber & PCD_TYPE_HII) == 0);\r | |
90 | ASSERT ((LocalTokenNumber & PCD_TYPE_VPD) == 0);\r | |
91 | \r | |
96cb78a1 | 92 | GuidHob = GetFirstGuidHob (&gEfiCallerIdGuid);\r |
80408db0 | 93 | ASSERT (GuidHob != NULL);\r |
94 | \r | |
95 | CallbackTable = GET_GUID_HOB_DATA (GuidHob);\r | |
188e4e84 | 96 | CallbackTable = CallbackTable + (TokenNumber * PcdGet32 (PcdMaxPeiPcdCallBackNumberPerPcdEntry));\r |
80408db0 | 97 | \r |
98 | Compare = Register? NULL: CallBackFunction;\r | |
99 | Assign = Register? CallBackFunction: NULL;\r | |
100 | \r | |
101 | \r | |
188e4e84 | 102 | for (Idx = 0; Idx < PcdGet32 (PcdMaxPeiPcdCallBackNumberPerPcdEntry); Idx++) {\r |
80408db0 | 103 | if (CallbackTable[Idx] == Compare) {\r |
104 | CallbackTable[Idx] = Assign;\r | |
105 | return EFI_SUCCESS;\r | |
106 | }\r | |
107 | }\r | |
108 | \r | |
8ec8bed4 | 109 | return Register? EFI_OUT_OF_RESOURCES : EFI_INVALID_PARAMETER;\r |
80408db0 | 110 | \r |
111 | }\r | |
112 | \r | |
419db80b BF |
113 | \r |
114 | /**\r | |
115 | Find the Pcd database. \r | |
116 | \r | |
117 | @param FileHandle Handle of the file the external PCD database binary located.\r | |
118 | \r | |
119 | @retval The base address of external PCD database binary.\r | |
120 | @retval NULL Return NULL if not find.\r | |
121 | **/\r | |
122 | VOID *\r | |
123 | LocateExPcdBinary (\r | |
124 | IN EFI_PEI_FILE_HANDLE FileHandle\r | |
125 | )\r | |
126 | {\r | |
127 | EFI_STATUS Status;\r | |
128 | VOID *PcdDb;\r | |
129 | \r | |
130 | PcdDb = NULL;\r | |
131 | \r | |
132 | ASSERT (FileHandle != NULL);\r | |
133 | \r | |
134 | Status = PeiServicesFfsFindSectionData (EFI_SECTION_RAW, FileHandle, &PcdDb);\r | |
135 | ASSERT_EFI_ERROR (Status);\r | |
136 | \r | |
137 | //\r | |
138 | // Check the first bytes (Header Signature Guid) and build version.\r | |
139 | //\r | |
140 | if (!CompareGuid (PcdDb, &gPcdDataBaseSignatureGuid) ||\r | |
141 | (((PEI_PCD_DATABASE *) PcdDb)->BuildVersion != PCD_SERVICE_PEIM_VERSION)) {\r | |
142 | ASSERT (FALSE);\r | |
143 | }\r | |
144 | return PcdDb;\r | |
145 | }\r | |
146 | \r | |
147 | \r | |
80408db0 | 148 | /**\r |
149 | The function builds the PCD database.\r | |
419db80b BF |
150 | \r |
151 | @param FileHandle Handle of the file the external PCD database binary located.\r | |
152 | \r | |
fc547e08 | 153 | **/\r |
80408db0 | 154 | VOID\r |
155 | BuildPcdDatabase (\r | |
419db80b | 156 | IN EFI_PEI_FILE_HANDLE FileHandle\r |
80408db0 | 157 | )\r |
158 | {\r | |
419db80b BF |
159 | PEI_PCD_DATABASE *Database;\r |
160 | PEI_PCD_DATABASE *PeiPcdDbBinary;\r | |
161 | VOID *CallbackFnTable;\r | |
162 | UINTN SizeOfCallbackFnTable;\r | |
163 | \r | |
164 | //\r | |
165 | // Locate the external PCD database binary for one section of current FFS\r | |
166 | //\r | |
167 | PeiPcdDbBinary = LocateExPcdBinary (FileHandle);\r | |
80408db0 | 168 | \r |
419db80b BF |
169 | ASSERT(PeiPcdDbBinary != NULL);\r |
170 | \r | |
171 | Database = BuildGuidHob (&gPcdDataBaseHobGuid, PeiPcdDbBinary->Length + PeiPcdDbBinary->UninitDataBaseSize);\r | |
172 | \r | |
173 | ZeroMem (Database, PeiPcdDbBinary->Length + PeiPcdDbBinary->UninitDataBaseSize);\r | |
80408db0 | 174 | \r |
175 | //\r | |
419db80b | 176 | // PeiPcdDbBinary is smaller than Database\r |
80408db0 | 177 | //\r |
419db80b | 178 | CopyMem (Database, PeiPcdDbBinary, PeiPcdDbBinary->Length);\r |
80408db0 | 179 | \r |
419db80b | 180 | SizeOfCallbackFnTable = Database->LocalTokenCount * sizeof (PCD_PPI_CALLBACK) * PcdGet32 (PcdMaxPeiPcdCallBackNumberPerPcdEntry);\r |
80408db0 | 181 | \r |
96cb78a1 | 182 | CallbackFnTable = BuildGuidHob (&gEfiCallerIdGuid, SizeOfCallbackFnTable);\r |
80408db0 | 183 | \r |
184 | ZeroMem (CallbackFnTable, SizeOfCallbackFnTable);\r | |
80408db0 | 185 | }\r |
186 | \r | |
80408db0 | 187 | /**\r |
188 | The function is provided by PCD PEIM and PCD DXE driver to\r | |
189 | do the work of reading a HII variable from variable service.\r | |
190 | \r | |
191 | @param VariableGuid The Variable GUID.\r | |
192 | @param VariableName The Variable Name.\r | |
193 | @param VariableData The output data.\r | |
194 | @param VariableSize The size of the variable.\r | |
195 | \r | |
196 | @retval EFI_SUCCESS Operation successful.\r | |
197 | @retval EFI_NOT_FOUND Variablel not found.\r | |
fc547e08 | 198 | **/\r |
80408db0 | 199 | EFI_STATUS\r |
200 | GetHiiVariable (\r | |
201 | IN CONST EFI_GUID *VariableGuid,\r | |
202 | IN UINT16 *VariableName,\r | |
203 | OUT VOID **VariableData,\r | |
204 | OUT UINTN *VariableSize\r | |
205 | )\r | |
206 | {\r | |
207 | UINTN Size;\r | |
208 | EFI_STATUS Status;\r | |
209 | VOID *Buffer;\r | |
97a079ed | 210 | EFI_PEI_READ_ONLY_VARIABLE2_PPI *VariablePpi;\r |
80408db0 | 211 | \r |
97a079ed | 212 | Status = PeiServicesLocatePpi (&gEfiPeiReadOnlyVariable2PpiGuid, 0, NULL, (VOID **) &VariablePpi);\r |
80408db0 | 213 | ASSERT_EFI_ERROR (Status);\r |
214 | \r | |
215 | Size = 0;\r | |
97a079ed A |
216 | Status = VariablePpi->GetVariable (\r |
217 | VariablePpi,\r | |
80408db0 | 218 | VariableName,\r |
219 | (EFI_GUID *) VariableGuid,\r | |
220 | NULL,\r | |
221 | &Size,\r | |
222 | NULL\r | |
97a079ed | 223 | );\r |
80408db0 | 224 | \r |
e5618791 | 225 | if (Status == EFI_BUFFER_TOO_SMALL) {\r |
80408db0 | 226 | Status = PeiServicesAllocatePool (Size, &Buffer);\r |
227 | ASSERT_EFI_ERROR (Status);\r | |
228 | \r | |
97a079ed A |
229 | Status = VariablePpi->GetVariable (\r |
230 | VariablePpi,\r | |
80408db0 | 231 | (UINT16 *) VariableName,\r |
232 | (EFI_GUID *) VariableGuid,\r | |
233 | NULL,\r | |
234 | &Size,\r | |
235 | Buffer\r | |
236 | );\r | |
237 | ASSERT_EFI_ERROR (Status);\r | |
238 | \r | |
239 | *VariableSize = Size;\r | |
240 | *VariableData = Buffer;\r | |
241 | \r | |
242 | return EFI_SUCCESS;\r | |
e5618791 | 243 | }\r |
80408db0 | 244 | \r |
fc547e08 | 245 | return EFI_NOT_FOUND;\r |
80408db0 | 246 | }\r |
247 | \r | |
fc547e08 | 248 | /**\r |
249 | Find the local token number according to system SKU ID.\r | |
250 | \r | |
251 | @param LocalTokenNumber PCD token number\r | |
252 | @param Size The size of PCD entry.\r | |
253 | \r | |
254 | @return Token number according to system SKU ID.\r | |
255 | \r | |
256 | **/\r | |
80408db0 | 257 | UINT32\r |
258 | GetSkuEnabledTokenNumber (\r | |
259 | UINT32 LocalTokenNumber,\r | |
260 | UINTN Size\r | |
261 | ) \r | |
262 | {\r | |
263 | PEI_PCD_DATABASE *PeiPcdDb;\r | |
264 | SKU_HEAD *SkuHead;\r | |
265 | SKU_ID *SkuIdTable;\r | |
fc547e08 | 266 | INTN Index;\r |
80408db0 | 267 | UINT8 *Value;\r |
419db80b | 268 | BOOLEAN FoundSku;\r |
80408db0 | 269 | \r |
270 | PeiPcdDb = GetPcdDatabase ();\r | |
271 | \r | |
272 | ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0);\r | |
273 | \r | |
274 | SkuHead = (SKU_HEAD *) ((UINT8 *)PeiPcdDb + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r | |
275 | Value = (UINT8 *) ((UINT8 *)PeiPcdDb + (SkuHead->SkuDataStartOffset));\r | |
276 | SkuIdTable = (SKU_ID *) ((UINT8 *)PeiPcdDb + (SkuHead->SkuIdTableOffset));\r | |
419db80b BF |
277 | \r |
278 | //\r | |
279 | // Find the current system's SKU ID entry in SKU ID table.\r | |
280 | //\r | |
281 | FoundSku = FALSE;\r | |
fc547e08 | 282 | for (Index = 0; Index < SkuIdTable[0]; Index++) {\r |
419db80b BF |
283 | if (PeiPcdDb->SystemSkuId == SkuIdTable[Index + 1]) {\r |
284 | FoundSku = TRUE;\r | |
80408db0 | 285 | break;\r |
286 | }\r | |
287 | }\r | |
288 | \r | |
419db80b BF |
289 | //\r |
290 | // Find the default SKU ID entry in SKU ID table.\r | |
291 | //\r | |
292 | if(!FoundSku) {\r | |
293 | for (Index = 0; Index < SkuIdTable[0]; Index++) {\r | |
294 | if (0 == SkuIdTable[Index + 1]) {\r | |
295 | break;\r | |
296 | }\r | |
297 | }\r | |
298 | }\r | |
299 | ASSERT (Index < SkuIdTable[0]);\r | |
300 | \r | |
80408db0 | 301 | switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r |
302 | case PCD_TYPE_VPD:\r | |
fc547e08 | 303 | Value = (UINT8 *) &(((VPD_HEAD *) Value)[Index]);\r |
80408db0 | 304 | return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_VPD);\r |
305 | \r | |
306 | case PCD_TYPE_HII:\r | |
fc547e08 | 307 | Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[Index]);\r |
80408db0 | 308 | return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_HII);\r |
419db80b BF |
309 | \r |
310 | case PCD_TYPE_HII|PCD_TYPE_STRING:\r | |
311 | Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[Index]);\r | |
312 | return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_HII | PCD_TYPE_STRING);\r | |
313 | \r | |
80408db0 | 314 | case PCD_TYPE_STRING:\r |
fc547e08 | 315 | Value = (UINT8 *) &(((STRING_HEAD *) Value)[Index]);\r |
80408db0 | 316 | return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_STRING);\r |
317 | \r | |
318 | case PCD_TYPE_DATA:\r | |
fc547e08 | 319 | Value += Size * Index;\r |
419db80b | 320 | return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_DATA);\r |
80408db0 | 321 | \r |
322 | default:\r | |
323 | ASSERT (FALSE);\r | |
324 | }\r | |
325 | \r | |
326 | ASSERT (FALSE);\r | |
327 | \r | |
328 | return 0;\r | |
80408db0 | 329 | }\r |
330 | \r | |
fc547e08 | 331 | /**\r |
332 | Invoke the callback function when dynamic PCD entry was set, if this PCD entry \r | |
333 | has registered callback function.\r | |
80408db0 | 334 | \r |
fc547e08 | 335 | @param ExTokenNumber DynamicEx PCD's token number, if this PCD entry is dyanmicEx\r |
336 | type PCD.\r | |
337 | @param Guid DynamicEx PCD's guid, if this PCD entry is dynamicEx type\r | |
338 | PCD.\r | |
339 | @param TokenNumber PCD token number generated by build tools.\r | |
340 | @param Data Value want to be set for this PCD entry\r | |
341 | @param Size The size of value\r | |
80408db0 | 342 | \r |
fc547e08 | 343 | **/\r |
80408db0 | 344 | VOID\r |
345 | InvokeCallbackOnSet (\r | |
346 | UINTN ExTokenNumber,\r | |
347 | CONST EFI_GUID *Guid, OPTIONAL\r | |
348 | UINTN TokenNumber,\r | |
349 | VOID *Data,\r | |
350 | UINTN Size\r | |
351 | )\r | |
352 | {\r | |
353 | EFI_HOB_GUID_TYPE *GuidHob;\r | |
354 | PCD_PPI_CALLBACK *CallbackTable;\r | |
355 | UINTN Idx;\r | |
419db80b BF |
356 | PEI_PCD_DATABASE *PeiPcdDb;\r |
357 | UINT32 LocalTokenCount;\r | |
80408db0 | 358 | \r |
359 | //\r | |
360 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
361 | // We have to decrement TokenNumber by 1 to make it usable\r | |
362 | // as the array index.\r | |
363 | //\r | |
364 | TokenNumber--;\r | |
419db80b BF |
365 | \r |
366 | PeiPcdDb = GetPcdDatabase ();\r | |
367 | LocalTokenCount = PeiPcdDb->LocalTokenCount;\r | |
368 | \r | |
80408db0 | 369 | if (Guid == NULL) {\r |
370 | // EBC compiler is very choosy. It may report warning about comparison\r | |
371 | // between UINTN and 0 . So we add 1 in each size of the \r | |
372 | // comparison.\r | |
419db80b | 373 | ASSERT (TokenNumber + 1 < (LocalTokenCount + 1));\r |
80408db0 | 374 | }\r |
375 | \r | |
96cb78a1 | 376 | GuidHob = GetFirstGuidHob (&gEfiCallerIdGuid);\r |
80408db0 | 377 | ASSERT (GuidHob != NULL);\r |
378 | \r | |
379 | CallbackTable = GET_GUID_HOB_DATA (GuidHob);\r | |
380 | \r | |
188e4e84 | 381 | CallbackTable += (TokenNumber * PcdGet32 (PcdMaxPeiPcdCallBackNumberPerPcdEntry));\r |
80408db0 | 382 | \r |
188e4e84 | 383 | for (Idx = 0; Idx < PcdGet32 (PcdMaxPeiPcdCallBackNumberPerPcdEntry); Idx++) {\r |
80408db0 | 384 | if (CallbackTable[Idx] != NULL) {\r |
385 | CallbackTable[Idx] (Guid,\r | |
736c5dd5 | 386 | (Guid == NULL) ? (TokenNumber + 1) : ExTokenNumber,\r |
80408db0 | 387 | Data,\r |
388 | Size\r | |
389 | );\r | |
390 | }\r | |
391 | }\r | |
80408db0 | 392 | }\r |
393 | \r | |
fc547e08 | 394 | /**\r |
395 | Wrapper function for setting non-pointer type value for a PCD entry.\r | |
396 | \r | |
397 | @param TokenNumber Pcd token number autogenerated by build tools.\r | |
398 | @param Data Value want to be set for PCD entry\r | |
399 | @param Size Size of value.\r | |
80408db0 | 400 | \r |
fc547e08 | 401 | @return status of SetWorker.\r |
80408db0 | 402 | \r |
fc547e08 | 403 | **/\r |
80408db0 | 404 | EFI_STATUS\r |
405 | SetValueWorker (\r | |
406 | IN UINTN TokenNumber,\r | |
407 | IN VOID *Data,\r | |
408 | IN UINTN Size\r | |
409 | )\r | |
410 | {\r | |
411 | return SetWorker (TokenNumber, Data, &Size, FALSE);\r | |
412 | }\r | |
413 | \r | |
fc547e08 | 414 | /**\r |
415 | Set value for an PCD entry\r | |
416 | \r | |
417 | @param TokenNumber Pcd token number autogenerated by build tools.\r | |
418 | @param Data Value want to be set for PCD entry\r | |
419 | @param Size Size of value.\r | |
420 | @param PtrType If TRUE, the type of PCD entry's value is Pointer.\r | |
421 | If False, the type of PCD entry's value is not Pointer.\r | |
422 | \r | |
423 | @retval EFI_INVALID_PARAMETER If this PCD type is VPD, VPD PCD can not be set.\r | |
424 | @retval EFI_INVALID_PARAMETER If Size can not be set to size table.\r | |
149fb6d6 | 425 | @retval EFI_INVALID_PARAMETER If Size of non-Ptr type PCD does not match the size information in PCD database.\r |
fc547e08 | 426 | @retval EFI_NOT_FOUND If value type of PCD entry is intergrate, but not in\r |
427 | range of UINT8, UINT16, UINT32, UINT64\r | |
428 | @retval EFI_NOT_FOUND Can not find the PCD type according to token number. \r | |
429 | **/\r | |
80408db0 | 430 | EFI_STATUS\r |
431 | SetWorker (\r | |
432 | IN UINTN TokenNumber,\r | |
fc547e08 | 433 | IN VOID *Data,\r |
80408db0 | 434 | IN OUT UINTN *Size,\r |
435 | IN BOOLEAN PtrType\r | |
436 | )\r | |
437 | {\r | |
438 | UINT32 LocalTokenNumber;\r | |
419db80b | 439 | UINTN PeiNexTokenNumber;\r |
80408db0 | 440 | PEI_PCD_DATABASE *PeiPcdDb;\r |
6cfc7292 | 441 | STRING_HEAD StringTableIdx;\r |
80408db0 | 442 | UINTN Offset;\r |
443 | VOID *InternalData;\r | |
444 | UINTN MaxSize;\r | |
419db80b | 445 | UINT32 LocalTokenCount;\r |
80408db0 | 446 | \r |
f806dd27 | 447 | if (!FeaturePcdGet(PcdPeiFullPcdDatabaseEnable)) {\r |
80408db0 | 448 | return EFI_UNSUPPORTED;\r |
449 | }\r | |
450 | \r | |
451 | //\r | |
452 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
453 | // We have to decrement TokenNumber by 1 to make it usable\r | |
454 | // as the array index.\r | |
455 | //\r | |
456 | TokenNumber--;\r | |
419db80b BF |
457 | PeiPcdDb = GetPcdDatabase ();\r |
458 | LocalTokenCount = PeiPcdDb->LocalTokenCount;\r | |
80408db0 | 459 | \r |
460 | // EBC compiler is very choosy. It may report warning about comparison\r | |
461 | // between UINTN and 0 . So we add 1 in each size of the \r | |
462 | // comparison.\r | |
419db80b | 463 | ASSERT (TokenNumber + 1 < (LocalTokenCount + 1));\r |
80408db0 | 464 | \r |
419db80b | 465 | LocalTokenNumber = *((UINT32 *)((UINT8 *)PeiPcdDb + PeiPcdDb->LocalTokenNumberTableOffset) + TokenNumber);\r |
80408db0 | 466 | \r |
8ec8bed4 | 467 | if (PtrType) {\r |
64894410 LG |
468 | //\r |
469 | // Get MaxSize first, then check new size with max buffer size.\r | |
470 | //\r | |
471 | GetPtrTypeSize (TokenNumber, &MaxSize, PeiPcdDb);\r | |
472 | if (*Size > MaxSize) {\r | |
cb40609c | 473 | *Size = MaxSize;\r |
8ec8bed4 | 474 | return EFI_INVALID_PARAMETER;\r |
475 | }\r | |
476 | } else {\r | |
477 | if (*Size != PeiPcdGetSize (TokenNumber + 1)) {\r | |
478 | return EFI_INVALID_PARAMETER;\r | |
479 | }\r | |
80408db0 | 480 | }\r |
481 | \r | |
482 | //\r | |
483 | // We only invoke the callback function for Dynamic Type PCD Entry.\r | |
484 | // For Dynamic EX PCD entry, we have invoked the callback function for Dynamic EX\r | |
485 | // type PCD entry in ExSetWorker.\r | |
486 | //\r | |
419db80b BF |
487 | PeiNexTokenNumber = PeiPcdDb->LocalTokenCount - PeiPcdDb->ExTokenCount;\r |
488 | if (TokenNumber + 1 < PeiNexTokenNumber + 1) {\r | |
80408db0 | 489 | InvokeCallbackOnSet (0, NULL, TokenNumber + 1, Data, *Size);\r |
490 | }\r | |
491 | \r | |
492 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r | |
493 | if (PtrType) {\r | |
64894410 | 494 | GetPtrTypeSize (TokenNumber, &MaxSize, PeiPcdDb);\r |
80408db0 | 495 | } else {\r |
496 | MaxSize = *Size;\r | |
497 | }\r | |
498 | LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize);\r | |
499 | }\r | |
500 | \r | |
501 | Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r | |
502 | InternalData = (VOID *) ((UINT8 *) PeiPcdDb + Offset);\r | |
503 | \r | |
504 | switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r | |
505 | case PCD_TYPE_VPD:\r | |
506 | case PCD_TYPE_HII:\r | |
6ac15f7c | 507 | case PCD_TYPE_HII|PCD_TYPE_STRING:\r |
80408db0 | 508 | {\r |
509 | ASSERT (FALSE);\r | |
510 | return EFI_INVALID_PARAMETER;\r | |
511 | }\r | |
512 | \r | |
513 | case PCD_TYPE_STRING:\r | |
514 | if (SetPtrTypeSize (TokenNumber, Size, PeiPcdDb)) {\r | |
6cfc7292 | 515 | StringTableIdx = *((STRING_HEAD *)InternalData);\r |
419db80b | 516 | CopyMem ((UINT8 *)PeiPcdDb + PeiPcdDb->StringTableOffset + StringTableIdx, Data, *Size);\r |
80408db0 | 517 | return EFI_SUCCESS;\r |
518 | } else {\r | |
519 | return EFI_INVALID_PARAMETER;\r | |
520 | }\r | |
521 | \r | |
522 | case PCD_TYPE_DATA:\r | |
523 | {\r | |
524 | if (PtrType) {\r | |
525 | if (SetPtrTypeSize (TokenNumber, Size, PeiPcdDb)) {\r | |
526 | CopyMem (InternalData, Data, *Size);\r | |
527 | return EFI_SUCCESS;\r | |
528 | } else {\r | |
529 | return EFI_INVALID_PARAMETER;\r | |
530 | }\r | |
531 | }\r | |
532 | \r | |
533 | switch (*Size) {\r | |
534 | case sizeof(UINT8):\r | |
535 | *((UINT8 *) InternalData) = *((UINT8 *) Data);\r | |
536 | return EFI_SUCCESS;\r | |
537 | \r | |
538 | case sizeof(UINT16):\r | |
539 | *((UINT16 *) InternalData) = *((UINT16 *) Data);\r | |
540 | return EFI_SUCCESS;\r | |
541 | \r | |
542 | case sizeof(UINT32):\r | |
543 | *((UINT32 *) InternalData) = *((UINT32 *) Data);\r | |
544 | return EFI_SUCCESS;\r | |
545 | \r | |
546 | case sizeof(UINT64):\r | |
547 | *((UINT64 *) InternalData) = *((UINT64 *) Data);\r | |
548 | return EFI_SUCCESS;\r | |
549 | \r | |
550 | default:\r | |
551 | ASSERT (FALSE);\r | |
552 | return EFI_NOT_FOUND;\r | |
553 | }\r | |
554 | }\r | |
555 | \r | |
556 | }\r | |
557 | \r | |
558 | ASSERT (FALSE);\r | |
559 | return EFI_NOT_FOUND;\r | |
560 | \r | |
561 | }\r | |
562 | \r | |
fc547e08 | 563 | /**\r |
564 | Wrapper function for set PCD value for non-Pointer type dynamic-ex PCD.\r | |
80408db0 | 565 | \r |
fc547e08 | 566 | @param ExTokenNumber Token number for dynamic-ex PCD.\r |
567 | @param Guid Token space guid for dynamic-ex PCD.\r | |
568 | @param Data Value want to be set.\r | |
569 | @param SetSize The size of value.\r | |
80408db0 | 570 | \r |
fc547e08 | 571 | @return status of ExSetWorker().\r |
572 | \r | |
573 | **/\r | |
80408db0 | 574 | EFI_STATUS\r |
575 | ExSetValueWorker (\r | |
576 | IN UINTN ExTokenNumber,\r | |
577 | IN CONST EFI_GUID *Guid,\r | |
578 | IN VOID *Data,\r | |
579 | IN UINTN Size\r | |
580 | )\r | |
581 | {\r | |
582 | return ExSetWorker (ExTokenNumber, Guid, Data, &Size, FALSE);\r | |
583 | }\r | |
584 | \r | |
fc547e08 | 585 | /**\r |
419db80b | 586 | Set value for a dynamic-ex PCD entry.\r |
fc547e08 | 587 | \r |
588 | This routine find the local token number according to dynamic-ex PCD's token \r | |
589 | space guid and token number firstly, and invoke callback function if this PCD\r | |
590 | entry registered callback function. Finally, invoken general SetWorker to set\r | |
591 | PCD value.\r | |
592 | \r | |
593 | @param ExTokenNumber Dynamic-ex PCD token number.\r | |
594 | @param Guid Token space guid for dynamic-ex PCD.\r | |
595 | @param Data PCD value want to be set\r | |
596 | @param SetSize Size of value.\r | |
597 | @param PtrType If TRUE, this PCD entry is pointer type.\r | |
598 | If FALSE, this PCD entry is not pointer type.\r | |
80408db0 | 599 | \r |
fc547e08 | 600 | @return status of SetWorker().\r |
80408db0 | 601 | \r |
fc547e08 | 602 | **/\r |
80408db0 | 603 | EFI_STATUS\r |
604 | ExSetWorker (\r | |
605 | IN UINTN ExTokenNumber,\r | |
606 | IN CONST EFI_GUID *Guid,\r | |
607 | IN VOID *Data,\r | |
608 | IN OUT UINTN *Size,\r | |
609 | IN BOOLEAN PtrType\r | |
610 | )\r | |
611 | {\r | |
612 | UINTN TokenNumber;\r | |
613 | \r | |
f806dd27 | 614 | if (!FeaturePcdGet(PcdPeiFullPcdDatabaseEnable)) {\r |
80408db0 | 615 | return EFI_UNSUPPORTED;\r |
616 | }\r | |
617 | \r | |
618 | TokenNumber = GetExPcdTokenNumber (Guid, ExTokenNumber);\r | |
86714ccd | 619 | if (TokenNumber == PCD_INVALID_TOKEN_NUMBER) {\r |
620 | return EFI_NOT_FOUND;\r | |
621 | }\r | |
622 | \r | |
80408db0 | 623 | InvokeCallbackOnSet (ExTokenNumber, Guid, TokenNumber, Data, *Size);\r |
624 | \r | |
625 | return SetWorker (TokenNumber, Data, Size, PtrType);\r | |
626 | \r | |
627 | }\r | |
628 | \r | |
fc547e08 | 629 | /**\r |
630 | Wrapper function for get PCD value for dynamic-ex PCD.\r | |
80408db0 | 631 | \r |
fc547e08 | 632 | @param Guid Token space guid for dynamic-ex PCD.\r |
633 | @param ExTokenNumber Token number for dyanmic-ex PCD.\r | |
634 | @param GetSize The size of dynamic-ex PCD value.\r | |
80408db0 | 635 | \r |
fc547e08 | 636 | @return PCD entry in PCD database.\r |
80408db0 | 637 | \r |
fc547e08 | 638 | **/\r |
80408db0 | 639 | VOID *\r |
640 | ExGetWorker (\r | |
641 | IN CONST EFI_GUID *Guid,\r | |
642 | IN UINTN ExTokenNumber,\r | |
643 | IN UINTN GetSize\r | |
644 | )\r | |
f806dd27 | 645 | { \r |
80408db0 | 646 | return GetWorker (GetExPcdTokenNumber (Guid, ExTokenNumber), GetSize);\r |
647 | }\r | |
648 | \r | |
fc547e08 | 649 | /**\r |
650 | Get the PCD entry pointer in PCD database.\r | |
651 | \r | |
652 | This routine will visit PCD database to find the PCD entry according to given\r | |
653 | token number. The given token number is autogened by build tools and it will be \r | |
654 | translated to local token number. Local token number contains PCD's type and \r | |
655 | offset of PCD entry in PCD database.\r | |
80408db0 | 656 | \r |
fc547e08 | 657 | @param TokenNumber Token's number, it is autogened by build tools\r |
658 | @param GetSize The size of token's value\r | |
80408db0 | 659 | \r |
fc547e08 | 660 | @return PCD entry pointer in PCD database\r |
80408db0 | 661 | \r |
fc547e08 | 662 | **/\r |
80408db0 | 663 | VOID *\r |
664 | GetWorker (\r | |
fc547e08 | 665 | IN UINTN TokenNumber,\r |
666 | IN UINTN GetSize\r | |
80408db0 | 667 | )\r |
668 | {\r | |
669 | UINT32 Offset;\r | |
670 | EFI_GUID *Guid;\r | |
671 | UINT16 *Name;\r | |
672 | VARIABLE_HEAD *VariableHead;\r | |
673 | EFI_STATUS Status;\r | |
674 | UINTN DataSize;\r | |
675 | VOID *Data;\r | |
d0965169 | 676 | UINT8 *StringTable;\r |
6cfc7292 | 677 | STRING_HEAD StringTableIdx;\r |
80408db0 | 678 | PEI_PCD_DATABASE *PeiPcdDb;\r |
679 | UINT32 LocalTokenNumber;\r | |
680 | UINTN MaxSize;\r | |
419db80b | 681 | UINT32 LocalTokenCount;\r |
80408db0 | 682 | \r |
683 | //\r | |
684 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
685 | // We have to decrement TokenNumber by 1 to make it usable\r | |
686 | // as the array index.\r | |
687 | //\r | |
688 | TokenNumber--;\r | |
689 | \r | |
419db80b BF |
690 | PeiPcdDb = GetPcdDatabase ();\r |
691 | LocalTokenCount = PeiPcdDb->LocalTokenCount;\r | |
692 | \r | |
80408db0 | 693 | // EBC compiler is very choosy. It may report warning about comparison\r |
694 | // between UINTN and 0 . So we add 1 in each size of the \r | |
695 | // comparison.\r | |
419db80b | 696 | ASSERT (TokenNumber + 1 < (LocalTokenCount + 1));\r |
80408db0 | 697 | \r |
698 | ASSERT ((GetSize == PeiPcdGetSize(TokenNumber + 1)) || (GetSize == 0));\r | |
699 | \r | |
419db80b | 700 | LocalTokenNumber = *((UINT32 *)((UINT8 *)PeiPcdDb + PeiPcdDb->LocalTokenNumberTableOffset) + TokenNumber);\r |
80408db0 | 701 | \r |
702 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {\r | |
703 | if (GetSize == 0) {\r | |
573e0a48 | 704 | GetPtrTypeSize (TokenNumber, &MaxSize, PeiPcdDb);\r |
80408db0 | 705 | } else {\r |
706 | MaxSize = GetSize;\r | |
707 | }\r | |
708 | LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize);\r | |
709 | }\r | |
710 | \r | |
711 | Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;\r | |
419db80b BF |
712 | StringTable = (UINT8 *)PeiPcdDb + PeiPcdDb->StringTableOffset;\r |
713 | \r | |
80408db0 | 714 | switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {\r |
715 | case PCD_TYPE_VPD:\r | |
716 | {\r | |
717 | VPD_HEAD *VpdHead;\r | |
718 | VpdHead = (VPD_HEAD *) ((UINT8 *)PeiPcdDb + Offset);\r | |
188e4e84 | 719 | return (VOID *) (UINTN) (PcdGet32 (PcdVpdBaseAddress) + VpdHead->Offset);\r |
80408db0 | 720 | }\r |
721 | \r | |
6ac15f7c | 722 | case PCD_TYPE_HII|PCD_TYPE_STRING:\r |
80408db0 | 723 | case PCD_TYPE_HII:\r |
724 | {\r | |
725 | VariableHead = (VARIABLE_HEAD *) ((UINT8 *)PeiPcdDb + Offset);\r | |
726 | \r | |
419db80b | 727 | Guid = (EFI_GUID *) ((UINT8 *)PeiPcdDb + PeiPcdDb->GuidTableOffset) + VariableHead->GuidTableIndex;\r |
d0965169 | 728 | Name = (UINT16*)&StringTable[VariableHead->StringIndex];\r |
80408db0 | 729 | \r |
730 | Status = GetHiiVariable (Guid, Name, &Data, &DataSize);\r | |
731 | \r | |
732 | if (Status == EFI_SUCCESS) {\r | |
733 | return (VOID *) ((UINT8 *) Data + VariableHead->Offset);\r | |
734 | } else {\r | |
735 | //\r | |
736 | // Return the default value specified by Platform Integrator \r | |
737 | //\r | |
6ac15f7c | 738 | if ((LocalTokenNumber & PCD_TYPE_ALL_SET) == (PCD_TYPE_HII|PCD_TYPE_STRING)) {\r |
6cfc7292 | 739 | return (VOID*)&StringTable[*(STRING_HEAD*)((UINT8*)PeiPcdDb + VariableHead->DefaultValueOffset)];\r |
6ac15f7c | 740 | } else {\r |
741 | return (VOID *) ((UINT8 *) PeiPcdDb + VariableHead->DefaultValueOffset);\r | |
742 | }\r | |
80408db0 | 743 | }\r |
744 | }\r | |
745 | \r | |
746 | case PCD_TYPE_DATA:\r | |
747 | return (VOID *) ((UINT8 *)PeiPcdDb + Offset);\r | |
748 | \r | |
749 | case PCD_TYPE_STRING:\r | |
6cfc7292 | 750 | StringTableIdx = * (STRING_HEAD*) ((UINT8 *) PeiPcdDb + Offset);\r |
80408db0 | 751 | return (VOID *) (&StringTable[StringTableIdx]);\r |
752 | \r | |
753 | default:\r | |
754 | ASSERT (FALSE);\r | |
755 | break;\r | |
756 | \r | |
757 | }\r | |
758 | \r | |
759 | ASSERT (FALSE);\r | |
760 | \r | |
761 | return NULL;\r | |
762 | \r | |
763 | }\r | |
764 | \r | |
fc547e08 | 765 | /**\r |
419db80b | 766 | Get Token Number according to dynamic-ex PCD's {token space guid:token number}\r |
fc547e08 | 767 | \r |
768 | A dynamic-ex type PCD, developer must provide pair of token space guid: token number\r | |
769 | in DEC file. PCD database maintain a mapping table that translate pair of {token\r | |
419db80b | 770 | space guid: token number} to Token Number.\r |
fc547e08 | 771 | \r |
772 | @param Guid Token space guid for dynamic-ex PCD entry.\r | |
419db80b | 773 | @param ExTokenNumber Dynamic-ex PCD token number.\r |
80408db0 | 774 | \r |
419db80b | 775 | @return Token Number for dynamic-ex PCD.\r |
80408db0 | 776 | \r |
fc547e08 | 777 | **/\r |
80408db0 | 778 | UINTN \r |
779 | GetExPcdTokenNumber (\r | |
780 | IN CONST EFI_GUID *Guid,\r | |
781 | IN UINTN ExTokenNumber\r | |
782 | )\r | |
783 | {\r | |
fc547e08 | 784 | UINT32 Index;\r |
80408db0 | 785 | DYNAMICEX_MAPPING *ExMap;\r |
786 | EFI_GUID *GuidTable;\r | |
787 | EFI_GUID *MatchGuid;\r | |
788 | UINTN MatchGuidIdx;\r | |
789 | PEI_PCD_DATABASE *PeiPcdDb;\r | |
790 | \r | |
791 | PeiPcdDb = GetPcdDatabase();\r | |
80408db0 | 792 | \r |
419db80b BF |
793 | ExMap = (DYNAMICEX_MAPPING *)((UINT8 *)PeiPcdDb + PeiPcdDb->ExMapTableOffset);\r |
794 | GuidTable = (EFI_GUID *)((UINT8 *)PeiPcdDb + PeiPcdDb->GuidTableOffset);\r | |
795 | \r | |
796 | MatchGuid = ScanGuid (GuidTable, PeiPcdDb->GuidTableCount * sizeof(EFI_GUID), Guid);\r | |
80408db0 | 797 | //\r |
798 | // We need to ASSERT here. If GUID can't be found in GuidTable, this is a\r | |
799 | // error in the BUILD system.\r | |
800 | //\r | |
801 | ASSERT (MatchGuid != NULL);\r | |
802 | \r | |
803 | MatchGuidIdx = MatchGuid - GuidTable;\r | |
804 | \r | |
419db80b | 805 | for (Index = 0; Index < PeiPcdDb->ExTokenCount; Index++) {\r |
fc547e08 | 806 | if ((ExTokenNumber == ExMap[Index].ExTokenNumber) && \r |
807 | (MatchGuidIdx == ExMap[Index].ExGuidIndex)) {\r | |
419db80b | 808 | return ExMap[Index].TokenNumber;\r |
80408db0 | 809 | }\r |
810 | }\r | |
811 | \r | |
86714ccd | 812 | return PCD_INVALID_TOKEN_NUMBER;\r |
80408db0 | 813 | }\r |
814 | \r | |
fc547e08 | 815 | /**\r |
816 | Get PCD database from GUID HOB in PEI phase.\r | |
80408db0 | 817 | \r |
fc547e08 | 818 | @return Pointer to PCD database.\r |
80408db0 | 819 | \r |
fc547e08 | 820 | **/\r |
80408db0 | 821 | PEI_PCD_DATABASE *\r |
822 | GetPcdDatabase (\r | |
823 | VOID\r | |
824 | )\r | |
825 | {\r | |
826 | EFI_HOB_GUID_TYPE *GuidHob;\r | |
827 | \r | |
828 | GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);\r | |
829 | ASSERT (GuidHob != NULL);\r | |
830 | \r | |
831 | return (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);\r | |
832 | }\r | |
833 | \r | |
fc547e08 | 834 | /**\r |
419db80b | 835 | Get SKU ID table from PCD database.\r |
fc547e08 | 836 | \r |
837 | @param LocalTokenNumberTableIdx Index of local token number in token number table.\r | |
838 | @param Database PCD database.\r | |
80408db0 | 839 | \r |
fc547e08 | 840 | @return Pointer to SKU ID array table\r |
80408db0 | 841 | \r |
fc547e08 | 842 | **/\r |
80408db0 | 843 | SKU_ID *\r |
844 | GetSkuIdArray (\r | |
845 | IN UINTN LocalTokenNumberTableIdx,\r | |
846 | IN PEI_PCD_DATABASE *Database\r | |
847 | )\r | |
848 | {\r | |
849 | SKU_HEAD *SkuHead;\r | |
850 | UINTN LocalTokenNumber;\r | |
851 | \r | |
419db80b | 852 | LocalTokenNumber = *((UINT32 *)((UINT8 *)Database + Database->LocalTokenNumberTableOffset) + LocalTokenNumberTableIdx);\r |
80408db0 | 853 | \r |
854 | ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) != 0);\r | |
855 | \r | |
856 | SkuHead = (SKU_HEAD *) ((UINT8 *)Database + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));\r | |
857 | \r | |
858 | return (SKU_ID *) ((UINT8 *)Database + SkuHead->SkuIdTableOffset);\r | |
859 | \r | |
860 | }\r | |
861 | \r | |
fc547e08 | 862 | /**\r |
863 | Get index of PCD entry in size table.\r | |
864 | \r | |
865 | @param LocalTokenNumberTableIdx Index of this PCD in local token number table.\r | |
866 | @param Database Pointer to PCD database in PEI phase.\r | |
80408db0 | 867 | \r |
fc547e08 | 868 | @return index of PCD entry in size table.\r |
80408db0 | 869 | \r |
fc547e08 | 870 | **/\r |
80408db0 | 871 | UINTN\r |
872 | GetSizeTableIndex (\r | |
873 | IN UINTN LocalTokenNumberTableIdx,\r | |
874 | IN PEI_PCD_DATABASE *Database\r | |
875 | )\r | |
876 | {\r | |
fc547e08 | 877 | UINTN Index;\r |
419db80b | 878 | UINTN SizeTableIdx;\r |
80408db0 | 879 | UINTN LocalTokenNumber;\r |
880 | SKU_ID *SkuIdTable;\r | |
881 | \r | |
882 | SizeTableIdx = 0;\r | |
883 | \r | |
419db80b BF |
884 | for (Index = 0; Index < LocalTokenNumberTableIdx; Index++) {\r |
885 | LocalTokenNumber = *((UINT32 *)((UINT8 *)Database + Database->LocalTokenNumberTableOffset) + Index);\r | |
80408db0 | 886 | \r |
887 | if ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER) {\r | |
888 | //\r | |
889 | // SizeTable only contain record for PCD_DATUM_TYPE_POINTER type \r | |
890 | // PCD entry.\r | |
891 | //\r | |
fc547e08 | 892 | if ((LocalTokenNumber & PCD_TYPE_VPD) != 0) {\r |
80408db0 | 893 | //\r |
419db80b | 894 | // We have only two entry for VPD enabled PCD entry:\r |
80408db0 | 895 | // 1) MAX Size.\r |
419db80b BF |
896 | // 2) Current Size\r |
897 | // Current size is equal to MAX size.\r | |
80408db0 | 898 | //\r |
419db80b | 899 | SizeTableIdx += 2;\r |
80408db0 | 900 | } else {\r |
901 | if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {\r | |
902 | //\r | |
903 | // We have only two entry for Non-Sku enabled PCD entry:\r | |
904 | // 1) MAX SIZE\r | |
905 | // 2) Current Size\r | |
906 | //\r | |
907 | SizeTableIdx += 2;\r | |
908 | } else {\r | |
909 | //\r | |
910 | // We have these entry for SKU enabled PCD entry\r | |
911 | // 1) MAX SIZE\r | |
912 | // 2) Current Size for each SKU_ID (It is equal to MaxSku).\r | |
913 | //\r | |
fc547e08 | 914 | SkuIdTable = GetSkuIdArray (Index, Database);\r |
80408db0 | 915 | SizeTableIdx += (UINTN)*SkuIdTable + 1;\r |
916 | }\r | |
917 | }\r | |
918 | }\r | |
919 | \r | |
920 | }\r | |
921 | \r | |
922 | return SizeTableIdx;\r | |
923 | }\r |