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