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878ddf1f | 1 | /** @file\r |
2 | PCD DXE driver\r | |
3 | \r | |
4 | Copyright (c) 2006, Intel Corporation\r | |
5 | All rights reserved. This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | \r | |
14 | Module Name: Pcd.c\r | |
15 | \r | |
16 | **/\r | |
17 | \r | |
878ddf1f | 18 | #include "Service.h"\r |
19 | \r | |
20 | \r | |
21 | PCD_PROTOCOL mPcdInstance = {\r | |
22 | DxePcdSetSku,\r | |
23 | \r | |
24 | DxePcdGet8,\r | |
25 | DxePcdGet16,\r | |
26 | DxePcdGet32,\r | |
27 | DxePcdGet64,\r | |
28 | DxePcdGetPtr,\r | |
29 | DxePcdGetBool,\r | |
30 | DxePcdGetSize,\r | |
31 | \r | |
32 | DxePcdGet8Ex,\r | |
33 | DxePcdGet16Ex,\r | |
34 | DxePcdGet32Ex,\r | |
35 | DxePcdGet64Ex,\r | |
36 | DxePcdGetPtrEx,\r | |
37 | DxePcdGetBoolEx,\r | |
38 | DxePcdGetSizeEx,\r | |
39 | \r | |
40 | DxePcdSet8,\r | |
41 | DxePcdSet16,\r | |
42 | DxePcdSet32,\r | |
43 | DxePcdSet64,\r | |
44 | DxePcdSetPtr,\r | |
45 | DxePcdSetBool,\r | |
46 | \r | |
47 | DxePcdSet8Ex,\r | |
48 | DxePcdSet16Ex,\r | |
49 | DxePcdSet32Ex,\r | |
50 | DxePcdSet64Ex,\r | |
51 | DxePcdSetPtrEx,\r | |
52 | DxePcdSetBoolEx,\r | |
53 | \r | |
54 | PcdRegisterCallBackOnSet,\r | |
55 | PcdUnRegisterCallBackOnSet,\r | |
56 | DxePcdGetNextToken\r | |
57 | };\r | |
58 | \r | |
59 | \r | |
60 | //\r | |
61 | // Static global to reduce the code size\r | |
62 | //\r | |
63 | static EFI_HANDLE NewHandle = NULL;\r | |
64 | \r | |
65 | EFI_STATUS\r | |
66 | EFIAPI\r | |
67 | PcdDxeInit (\r | |
68 | IN EFI_HANDLE ImageHandle,\r | |
69 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
70 | )\r | |
71 | {\r | |
52e1905d | 72 | EFI_STATUS Status;\r |
73 | \r | |
74 | //\r | |
75 | // Make sure the Pcd Protocol is not already installed in the system\r | |
76 | //\r | |
77 | \r | |
78 | ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gPcdProtocolGuid);\r | |
878ddf1f | 79 | \r |
52e1905d | 80 | BuildPcdDxeDataBase ();\r |
81 | \r | |
82 | //\r | |
83 | // BugBug Check if PcdDatabase is already installed.\r | |
84 | //\r | |
878ddf1f | 85 | \r |
86 | Status = gBS->InstallProtocolInterface (\r | |
87 | &NewHandle,\r | |
88 | &gPcdProtocolGuid,\r | |
89 | EFI_NATIVE_INTERFACE,\r | |
90 | &mPcdInstance\r | |
91 | );\r | |
92 | \r | |
93 | ASSERT_EFI_ERROR (Status);\r | |
94 | \r | |
95 | return EFI_SUCCESS;\r | |
96 | \r | |
97 | }\r | |
98 | \r | |
99 | \r | |
100 | EFI_STATUS\r | |
101 | EFIAPI\r | |
102 | DxePcdSetSku (\r | |
52e1905d | 103 | IN UINTN SkuId\r |
878ddf1f | 104 | )\r |
105 | {\r | |
52e1905d | 106 | return gPcdDatabase->PeiDb.Init.SystemSkuId = (SKU_ID) SkuId;\r |
878ddf1f | 107 | }\r |
108 | \r | |
109 | \r | |
110 | \r | |
111 | UINT8\r | |
112 | EFIAPI\r | |
113 | DxePcdGet8 (\r | |
52e1905d | 114 | IN UINTN TokenNumber\r |
878ddf1f | 115 | )\r |
116 | {\r | |
52e1905d | 117 | ASSERT (sizeof (UINT8) == DxePcdGetSize (TokenNumber));\r |
118 | \r | |
119 | return *((UINT8 *) GetWorker (TokenNumber));\r | |
878ddf1f | 120 | }\r |
121 | \r | |
122 | \r | |
123 | \r | |
124 | UINT16\r | |
125 | EFIAPI\r | |
126 | DxePcdGet16 (\r | |
52e1905d | 127 | IN UINTN TokenNumber\r |
878ddf1f | 128 | )\r |
129 | {\r | |
52e1905d | 130 | ASSERT (sizeof (UINT16) == DxePcdGetSize (TokenNumber));\r |
131 | \r | |
132 | return ReadUnaligned16 (GetWorker (TokenNumber));\r | |
878ddf1f | 133 | }\r |
134 | \r | |
135 | \r | |
136 | \r | |
137 | UINT32\r | |
138 | EFIAPI\r | |
139 | DxePcdGet32 (\r | |
52e1905d | 140 | IN UINTN TokenNumber\r |
878ddf1f | 141 | )\r |
142 | {\r | |
52e1905d | 143 | ASSERT (sizeof (UINT32) == DxePcdGetSize (TokenNumber));\r |
144 | \r | |
145 | return ReadUnaligned32 (GetWorker (TokenNumber));\r | |
878ddf1f | 146 | }\r |
147 | \r | |
148 | \r | |
149 | \r | |
150 | UINT64\r | |
151 | EFIAPI\r | |
152 | DxePcdGet64 (\r | |
52e1905d | 153 | IN UINTN TokenNumber\r |
878ddf1f | 154 | )\r |
155 | {\r | |
52e1905d | 156 | ASSERT (sizeof (UINT64) == DxePcdGetSize (TokenNumber));\r |
157 | \r | |
158 | return ReadUnaligned64(GetWorker (TokenNumber));\r | |
878ddf1f | 159 | }\r |
160 | \r | |
161 | \r | |
162 | \r | |
163 | VOID *\r | |
164 | EFIAPI\r | |
165 | DxePcdGetPtr (\r | |
52e1905d | 166 | IN UINTN TokenNumber\r |
878ddf1f | 167 | )\r |
168 | {\r | |
52e1905d | 169 | return GetWorker (TokenNumber);\r |
878ddf1f | 170 | }\r |
171 | \r | |
172 | \r | |
173 | \r | |
174 | BOOLEAN\r | |
175 | EFIAPI\r | |
176 | DxePcdGetBool (\r | |
52e1905d | 177 | IN UINTN TokenNumber\r |
878ddf1f | 178 | )\r |
179 | {\r | |
52e1905d | 180 | ASSERT (sizeof (BOOLEAN) == DxePcdGetSize (TokenNumber));\r |
181 | \r | |
182 | return *((BOOLEAN *) GetWorker (TokenNumber));\r | |
878ddf1f | 183 | }\r |
184 | \r | |
185 | \r | |
186 | \r | |
187 | UINTN\r | |
188 | EFIAPI\r | |
189 | DxePcdGetSize (\r | |
52e1905d | 190 | IN UINTN TokenNumber\r |
878ddf1f | 191 | )\r |
192 | {\r | |
52e1905d | 193 | UINT16 * SizeTable;\r |
194 | \r | |
195 | SizeTable = (TokenNumber < PEI_LOCAL_TOKEN_NUMBER) ? gPcdDatabase->PeiDb.Init.SizeTable :\r | |
196 | gPcdDatabase->DxeDb.Init.SizeTable;\r | |
197 | \r | |
198 | \r | |
199 | TokenNumber = (TokenNumber < PEI_LOCAL_TOKEN_NUMBER) ? TokenNumber : (TokenNumber - PEI_LOCAL_TOKEN_NUMBER);\r | |
200 | \r | |
201 | return SizeTable[TokenNumber];\r | |
878ddf1f | 202 | }\r |
203 | \r | |
204 | \r | |
205 | \r | |
206 | UINT8\r | |
207 | EFIAPI\r | |
208 | DxePcdGet8Ex (\r | |
52e1905d | 209 | IN CONST EFI_GUID *Guid,\r |
210 | IN UINTN ExTokenNumber\r | |
878ddf1f | 211 | )\r |
212 | {\r | |
52e1905d | 213 | return *((UINT8 *) ExGetWorker (Guid, ExTokenNumber, sizeof(UINT8)));\r |
878ddf1f | 214 | }\r |
215 | \r | |
216 | \r | |
217 | \r | |
218 | UINT16\r | |
219 | EFIAPI\r | |
220 | DxePcdGet16Ex (\r | |
221 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 222 | IN UINTN ExTokenNumber\r |
878ddf1f | 223 | )\r |
224 | {\r | |
52e1905d | 225 | return *((UINT16 *) ExGetWorker (Guid, ExTokenNumber, sizeof(UINT16)));\r |
878ddf1f | 226 | }\r |
227 | \r | |
228 | \r | |
229 | \r | |
230 | UINT32\r | |
231 | EFIAPI\r | |
232 | DxePcdGet32Ex (\r | |
233 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 234 | IN UINTN ExTokenNumber\r |
878ddf1f | 235 | )\r |
236 | {\r | |
52e1905d | 237 | return *((UINT32 *) ExGetWorker (Guid, ExTokenNumber, sizeof(UINT32)));\r |
878ddf1f | 238 | }\r |
239 | \r | |
240 | \r | |
241 | \r | |
242 | UINT64\r | |
243 | EFIAPI\r | |
244 | DxePcdGet64Ex (\r | |
245 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 246 | IN UINTN ExTokenNumber\r |
878ddf1f | 247 | )\r |
248 | {\r | |
52e1905d | 249 | //\r |
250 | // BugBug: Must be changed to ReadUnaligned64\r | |
251 | //\r | |
252 | return *((UINT64 *) ExGetWorker (Guid, ExTokenNumber, sizeof(UINT64)));\r | |
878ddf1f | 253 | }\r |
254 | \r | |
255 | \r | |
256 | \r | |
257 | VOID *\r | |
258 | EFIAPI\r | |
259 | DxePcdGetPtrEx (\r | |
260 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 261 | IN UINTN ExTokenNumber\r |
878ddf1f | 262 | )\r |
263 | {\r | |
52e1905d | 264 | return ExGetWorker (Guid, ExTokenNumber, 0);\r |
878ddf1f | 265 | }\r |
266 | \r | |
267 | \r | |
268 | \r | |
269 | BOOLEAN\r | |
270 | EFIAPI\r | |
271 | DxePcdGetBoolEx (\r | |
272 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 273 | IN UINTN ExTokenNumber\r |
878ddf1f | 274 | )\r |
275 | {\r | |
52e1905d | 276 | return *((BOOLEAN *) ExGetWorker (Guid, ExTokenNumber, sizeof(BOOLEAN)));\r |
878ddf1f | 277 | }\r |
278 | \r | |
279 | \r | |
280 | \r | |
281 | UINTN\r | |
282 | EFIAPI\r | |
283 | DxePcdGetSizeEx (\r | |
284 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 285 | IN UINTN ExTokenNumber\r |
878ddf1f | 286 | )\r |
287 | {\r | |
52e1905d | 288 | EX_PCD_ENTRY_ATTRIBUTE Attr;\r |
289 | \r | |
290 | GetExPcdTokenAttributes (Guid, ExTokenNumber, &Attr);\r | |
291 | \r | |
292 | return Attr.Size;\r | |
878ddf1f | 293 | }\r |
294 | \r | |
295 | \r | |
296 | \r | |
297 | EFI_STATUS\r | |
298 | EFIAPI\r | |
299 | DxePcdSet8 (\r | |
52e1905d | 300 | IN UINTN TokenNumber,\r |
301 | IN UINT8 Value\r | |
878ddf1f | 302 | )\r |
303 | {\r | |
52e1905d | 304 | return SetWorker (TokenNumber, &Value, sizeof (Value), FALSE);\r |
878ddf1f | 305 | }\r |
306 | \r | |
307 | \r | |
308 | \r | |
309 | EFI_STATUS\r | |
310 | EFIAPI\r | |
311 | DxePcdSet16 (\r | |
52e1905d | 312 | IN UINTN TokenNumber,\r |
878ddf1f | 313 | IN UINT16 Value\r |
314 | )\r | |
315 | {\r | |
52e1905d | 316 | return SetWorker (TokenNumber, &Value, sizeof (Value), FALSE);\r |
878ddf1f | 317 | }\r |
318 | \r | |
319 | \r | |
320 | \r | |
321 | EFI_STATUS\r | |
322 | EFIAPI\r | |
323 | DxePcdSet32 (\r | |
52e1905d | 324 | IN UINTN TokenNumber,\r |
878ddf1f | 325 | IN UINT32 Value\r |
326 | )\r | |
327 | {\r | |
52e1905d | 328 | return SetWorker (TokenNumber, &Value, sizeof (Value), FALSE);\r |
878ddf1f | 329 | }\r |
330 | \r | |
331 | \r | |
332 | \r | |
333 | EFI_STATUS\r | |
334 | EFIAPI\r | |
335 | DxePcdSet64 (\r | |
52e1905d | 336 | IN UINTN TokenNumber,\r |
337 | IN UINT64 Value\r | |
878ddf1f | 338 | )\r |
339 | {\r | |
52e1905d | 340 | return SetWorker (TokenNumber, &Value, sizeof (Value), FALSE);\r |
878ddf1f | 341 | }\r |
342 | \r | |
343 | \r | |
344 | \r | |
345 | EFI_STATUS\r | |
346 | EFIAPI\r | |
347 | DxePcdSetPtr (\r | |
52e1905d | 348 | IN UINTN TokenNumber,\r |
349 | IN CONST VOID *Value\r | |
878ddf1f | 350 | )\r |
351 | {\r | |
52e1905d | 352 | //\r |
353 | // BugBug, please change the Size to Input size when sync with spec\r | |
354 | //\r | |
355 | //ASSERT (sizeof (Value) == DxePcdGetSize (TokenNumber));\r | |
356 | \r | |
357 | return SetWorker (TokenNumber, (VOID *)Value, DxePcdGetSize (TokenNumber), TRUE);\r | |
878ddf1f | 358 | }\r |
359 | \r | |
360 | \r | |
361 | \r | |
362 | EFI_STATUS\r | |
363 | EFIAPI\r | |
364 | DxePcdSetBool (\r | |
52e1905d | 365 | IN UINTN TokenNumber,\r |
366 | IN BOOLEAN Value\r | |
878ddf1f | 367 | )\r |
368 | {\r | |
52e1905d | 369 | return SetWorker (TokenNumber, &Value, sizeof (Value), FALSE);\r |
878ddf1f | 370 | }\r |
371 | \r | |
372 | \r | |
373 | \r | |
374 | EFI_STATUS\r | |
375 | EFIAPI\r | |
376 | DxePcdSet8Ex (\r | |
377 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 378 | IN UINTN ExTokenNumber,\r |
379 | IN UINT8 Value\r | |
878ddf1f | 380 | )\r |
381 | {\r | |
52e1905d | 382 | return ExSetWorker(\r |
383 | ExTokenNumber, \r | |
384 | Guid,\r | |
385 | &Value, \r | |
386 | sizeof (Value), \r | |
387 | FALSE\r | |
388 | );\r | |
878ddf1f | 389 | }\r |
390 | \r | |
391 | \r | |
392 | \r | |
393 | EFI_STATUS\r | |
394 | EFIAPI\r | |
395 | DxePcdSet16Ex (\r | |
396 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 397 | IN UINTN ExTokenNumber,\r |
878ddf1f | 398 | IN UINT16 Value\r |
399 | )\r | |
400 | {\r | |
52e1905d | 401 | return ExSetWorker(\r |
402 | ExTokenNumber, \r | |
403 | Guid,\r | |
404 | &Value, \r | |
405 | sizeof (Value), \r | |
406 | FALSE\r | |
407 | );\r | |
878ddf1f | 408 | }\r |
409 | \r | |
410 | \r | |
411 | \r | |
412 | EFI_STATUS\r | |
413 | EFIAPI\r | |
414 | DxePcdSet32Ex (\r | |
415 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 416 | IN UINTN ExTokenNumber,\r |
878ddf1f | 417 | IN UINT32 Value\r |
418 | )\r | |
419 | {\r | |
52e1905d | 420 | return ExSetWorker(\r |
421 | ExTokenNumber, \r | |
422 | Guid,\r | |
423 | &Value, \r | |
424 | sizeof (Value), \r | |
425 | FALSE\r | |
426 | );\r | |
878ddf1f | 427 | }\r |
428 | \r | |
429 | \r | |
430 | \r | |
431 | EFI_STATUS\r | |
432 | EFIAPI\r | |
433 | DxePcdSet64Ex (\r | |
434 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 435 | IN UINTN ExTokenNumber,\r |
878ddf1f | 436 | IN UINT64 Value\r |
437 | )\r | |
438 | {\r | |
52e1905d | 439 | return ExSetWorker(\r |
440 | ExTokenNumber, \r | |
441 | Guid,\r | |
442 | &Value, \r | |
443 | sizeof (Value), \r | |
444 | FALSE\r | |
445 | );\r | |
878ddf1f | 446 | }\r |
447 | \r | |
448 | \r | |
449 | \r | |
450 | EFI_STATUS\r | |
451 | EFIAPI\r | |
452 | DxePcdSetPtrEx (\r | |
453 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 454 | IN UINTN ExTokenNumber,\r |
878ddf1f | 455 | IN CONST VOID *Value\r |
456 | )\r | |
457 | {\r | |
52e1905d | 458 | return ExSetWorker(\r |
459 | ExTokenNumber, \r | |
460 | Guid,\r | |
461 | (VOID *) Value, \r | |
462 | sizeof (Value), \r | |
463 | TRUE\r | |
464 | );\r | |
878ddf1f | 465 | }\r |
466 | \r | |
467 | \r | |
468 | \r | |
469 | EFI_STATUS\r | |
470 | EFIAPI\r | |
471 | DxePcdSetBoolEx (\r | |
472 | IN CONST EFI_GUID *Guid,\r | |
52e1905d | 473 | IN UINTN ExTokenNumber,\r |
878ddf1f | 474 | IN BOOLEAN Value\r |
475 | )\r | |
476 | {\r | |
52e1905d | 477 | return ExSetWorker(\r |
478 | ExTokenNumber, \r | |
479 | Guid,\r | |
480 | &Value, \r | |
481 | sizeof (Value), \r | |
482 | TRUE\r | |
483 | );\r | |
878ddf1f | 484 | }\r |
485 | \r | |
486 | \r | |
487 | \r | |
488 | \r | |
489 | EFI_STATUS\r | |
490 | EFIAPI\r | |
491 | PcdRegisterCallBackOnSet (\r | |
492 | IN UINTN TokenNumber,\r | |
493 | IN CONST EFI_GUID *Guid, OPTIONAL\r | |
494 | IN PCD_PROTOCOL_CALLBACK CallBackFunction\r | |
495 | )\r | |
496 | {\r | |
497 | return DxeRegisterCallBackWorker (TokenNumber, Guid, CallBackFunction, TRUE);\r | |
498 | }\r | |
499 | \r | |
500 | \r | |
501 | \r | |
502 | EFI_STATUS\r | |
503 | EFIAPI\r | |
504 | PcdUnRegisterCallBackOnSet (\r | |
505 | IN UINTN TokenNumber,\r | |
506 | IN CONST EFI_GUID *Guid, OPTIONAL\r | |
507 | IN PCD_PROTOCOL_CALLBACK CallBackFunction\r | |
508 | )\r | |
509 | {\r | |
510 | return DxeRegisterCallBackWorker (TokenNumber, Guid, CallBackFunction, FALSE);\r | |
511 | }\r | |
512 | \r | |
513 | \r | |
514 | \r | |
515 | EFI_STATUS\r | |
516 | EFIAPI\r | |
517 | DxePcdGetNextToken (\r | |
518 | IN CONST EFI_GUID *Guid, OPTIONAL\r | |
519 | IN OUT UINTN *TokenNumber\r | |
520 | )\r | |
521 | {\r | |
522 | return DxeGetNextTokenWorker (TokenNumber, Guid);\r | |
523 | }\r | |
524 | \r |