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1 | /** @file PCD PEIM\r |
878ddf1f |
2 | \r |
3 | Copyright (c) 2006, Intel Corporation \r |
4 | All rights reserved. This program and the accompanying materials \r |
5 | are licensed and made available under the terms and conditions of the BSD License \r |
6 | which accompanies this distribution. The full text of the license may be found at \r |
7 | http://opensource.org/licenses/bsd-license.php \r |
8 | \r |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r |
11 | \r |
12 | \r |
13 | Module Name: Pcd.c\r |
14 | \r |
15 | **/\r |
16 | \r |
878ddf1f |
17 | #include "Service.h"\r |
18 | \r |
19 | \r |
20 | PCD_PPI mPcdPpiInstance = {\r |
21 | PeiPcdSetSku,\r |
22 | \r |
23 | PeiPcdGet8,\r |
24 | PeiPcdGet16, \r |
25 | PeiPcdGet32, \r |
26 | PeiPcdGet64, \r |
27 | PeiPcdGetPtr, \r |
28 | PeiPcdGetBool, \r |
29 | PeiPcdGetSize,\r |
30 | \r |
31 | PeiPcdGet8Ex,\r |
32 | PeiPcdGet16Ex, \r |
33 | PeiPcdGet32Ex, \r |
34 | PeiPcdGet64Ex, \r |
35 | PeiPcdGetPtrEx, \r |
36 | PeiPcdGetBoolEx, \r |
37 | PeiPcdGetSizeEx,\r |
38 | \r |
39 | PeiPcdSet8,\r |
40 | PeiPcdSet16, \r |
41 | PeiPcdSet32, \r |
42 | PeiPcdSet64, \r |
43 | PeiPcdSetPtr, \r |
44 | PeiPcdSetBool, \r |
45 | \r |
46 | PeiPcdSet8Ex,\r |
47 | PeiPcdSet16Ex, \r |
48 | PeiPcdSet32Ex, \r |
49 | PeiPcdSet64Ex, \r |
50 | PeiPcdSetPtrEx, \r |
51 | PeiPcdSetBoolEx,\r |
52 | \r |
53 | PcdRegisterCallBackOnSet,\r |
54 | PcdUnRegisterCallBackOnSet,\r |
55 | PeiPcdGetNextToken\r |
56 | };\r |
57 | \r |
58 | \r |
59 | \r |
60 | STATIC EFI_PEI_PPI_DESCRIPTOR mPpiPCD = {\r |
61 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r |
62 | &gPcdPpiGuid,\r |
63 | &mPcdPpiInstance\r |
64 | };\r |
65 | \r |
66 | \r |
67 | \r |
68 | EFI_STATUS\r |
69 | EFIAPI\r |
70 | PcdPeimInit (\r |
71 | IN EFI_FFS_FILE_HEADER *FfsHeader,\r |
72 | IN EFI_PEI_SERVICES **PeiServices\r |
73 | )\r |
74 | {\r |
75 | EFI_STATUS Status;\r |
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76 | \r |
52e1905d |
77 | BuildPcdDatabase ();\r |
78 | \r |
878ddf1f |
79 | Status = PeiCoreInstallPpi (&mPpiPCD);\r |
80 | \r |
81 | ASSERT_EFI_ERROR (Status);\r |
82 | \r |
83 | return EFI_SUCCESS;\r |
84 | }\r |
85 | \r |
878ddf1f |
86 | EFI_STATUS\r |
87 | EFIAPI\r |
88 | PeiPcdSetSku (\r |
89 | IN UINTN SkuId\r |
90 | )\r |
91 | {\r |
878ddf1f |
92 | \r |
52e1905d |
93 | GetPcdDatabase()->Init.SystemSkuId = (SKU_ID) SkuId;\r |
878ddf1f |
94 | \r |
52e1905d |
95 | return EFI_SUCCESS;\r |
878ddf1f |
96 | }\r |
97 | \r |
98 | \r |
99 | \r |
100 | UINT8\r |
101 | EFIAPI\r |
102 | PeiPcdGet8 (\r |
103 | IN UINTN TokenNumber\r |
104 | )\r |
105 | {\r |
52e1905d |
106 | return *((UINT8 *) GetWorker (TokenNumber, sizeof (UINT8)));\r |
878ddf1f |
107 | }\r |
108 | \r |
109 | \r |
110 | \r |
111 | UINT16\r |
112 | EFIAPI\r |
113 | PeiPcdGet16 (\r |
114 | IN UINTN TokenNumber\r |
115 | )\r |
116 | {\r |
52e1905d |
117 | return ReadUnaligned16 (GetWorker (TokenNumber, sizeof (UINT16)));\r |
878ddf1f |
118 | }\r |
119 | \r |
120 | \r |
121 | \r |
122 | UINT32\r |
123 | EFIAPI\r |
124 | PeiPcdGet32 (\r |
125 | IN UINTN TokenNumber\r |
126 | )\r |
127 | {\r |
52e1905d |
128 | return ReadUnaligned32 (GetWorker (TokenNumber, sizeof (UINT32)));\r |
878ddf1f |
129 | }\r |
130 | \r |
131 | \r |
132 | \r |
133 | UINT64\r |
134 | EFIAPI\r |
135 | PeiPcdGet64 (\r |
136 | IN UINTN TokenNumber\r |
137 | )\r |
138 | {\r |
52e1905d |
139 | return ReadUnaligned64 (GetWorker (TokenNumber, sizeof (UINT64)));\r |
878ddf1f |
140 | }\r |
141 | \r |
142 | \r |
143 | \r |
144 | VOID *\r |
145 | EFIAPI\r |
146 | PeiPcdGetPtr (\r |
147 | IN UINTN TokenNumber\r |
148 | )\r |
149 | {\r |
52e1905d |
150 | return GetWorker (TokenNumber, 0);\r |
878ddf1f |
151 | }\r |
152 | \r |
153 | \r |
154 | \r |
155 | BOOLEAN\r |
156 | EFIAPI\r |
157 | PeiPcdGetBool (\r |
158 | IN UINTN TokenNumber\r |
159 | )\r |
160 | {\r |
52e1905d |
161 | return *((BOOLEAN *) GetWorker (TokenNumber, sizeof (BOOLEAN)));\r |
878ddf1f |
162 | }\r |
163 | \r |
164 | \r |
165 | \r |
166 | UINTN\r |
167 | EFIAPI\r |
168 | PeiPcdGetSize (\r |
169 | IN UINTN TokenNumber\r |
170 | )\r |
171 | {\r |
52e1905d |
172 | ASSERT (TokenNumber < PEI_LOCAL_TOKEN_NUMBER);\r |
173 | \r |
174 | return GetPcdDatabase()->Init.SizeTable[TokenNumber];\r |
878ddf1f |
175 | }\r |
176 | \r |
177 | \r |
178 | \r |
179 | UINT8\r |
180 | EFIAPI\r |
181 | PeiPcdGet8Ex (\r |
182 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
183 | IN UINTN ExTokenNumber\r |
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184 | )\r |
185 | {\r |
52e1905d |
186 | return *((UINT8 *) ExGetWorker (Guid, ExTokenNumber, sizeof (UINT8)));\r |
878ddf1f |
187 | }\r |
188 | \r |
189 | \r |
190 | \r |
191 | UINT16\r |
192 | EFIAPI\r |
193 | PeiPcdGet16Ex (\r |
194 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
195 | IN UINTN ExTokenNumber\r |
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196 | )\r |
197 | {\r |
52e1905d |
198 | return ReadUnaligned16 (ExGetWorker (Guid, ExTokenNumber, sizeof (UINT16)));\r |
878ddf1f |
199 | }\r |
200 | \r |
201 | \r |
202 | \r |
203 | UINT32\r |
204 | EFIAPI\r |
205 | PeiPcdGet32Ex (\r |
206 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
207 | IN UINTN ExTokenNumber\r |
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208 | )\r |
209 | {\r |
52e1905d |
210 | return ReadUnaligned32 (ExGetWorker (Guid, ExTokenNumber, sizeof (UINT32)));\r |
878ddf1f |
211 | }\r |
212 | \r |
213 | \r |
214 | \r |
215 | UINT64\r |
216 | EFIAPI\r |
217 | PeiPcdGet64Ex (\r |
218 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
219 | IN UINTN ExTokenNumber\r |
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220 | )\r |
221 | {\r |
52e1905d |
222 | return ReadUnaligned64 (ExGetWorker (Guid, ExTokenNumber, sizeof (UINT64)));\r |
878ddf1f |
223 | }\r |
224 | \r |
225 | \r |
226 | \r |
227 | VOID *\r |
228 | EFIAPI\r |
229 | PeiPcdGetPtrEx (\r |
230 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
231 | IN UINTN ExTokenNumber\r |
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232 | )\r |
233 | {\r |
52e1905d |
234 | return ExGetWorker (Guid, ExTokenNumber, 0);\r |
878ddf1f |
235 | }\r |
236 | \r |
237 | \r |
238 | \r |
239 | BOOLEAN\r |
240 | EFIAPI\r |
241 | PeiPcdGetBoolEx (\r |
242 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
243 | IN UINTN ExTokenNumber\r |
878ddf1f |
244 | )\r |
245 | {\r |
52e1905d |
246 | return *((BOOLEAN *) ExGetWorker (Guid, ExTokenNumber, sizeof (BOOLEAN)));\r |
878ddf1f |
247 | }\r |
248 | \r |
249 | \r |
250 | \r |
251 | UINTN\r |
252 | EFIAPI\r |
253 | PeiPcdGetSizeEx (\r |
254 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
255 | IN UINTN ExTokenNumber\r |
878ddf1f |
256 | )\r |
257 | {\r |
52e1905d |
258 | EX_PCD_ENTRY_ATTRIBUTE Attr;\r |
259 | \r |
260 | GetExPcdTokenAttributes (Guid, ExTokenNumber, &Attr);\r |
261 | \r |
262 | return Attr.Size;\r |
878ddf1f |
263 | }\r |
264 | \r |
265 | \r |
266 | \r |
267 | EFI_STATUS\r |
268 | EFIAPI\r |
269 | PeiPcdSet8 (\r |
270 | IN UINTN TokenNumber,\r |
271 | IN UINT8 Value\r |
272 | )\r |
273 | {\r |
52e1905d |
274 | return SetWorker (TokenNumber, &Value, sizeof (Value), FALSE);\r |
878ddf1f |
275 | }\r |
276 | \r |
277 | \r |
278 | \r |
279 | EFI_STATUS\r |
280 | EFIAPI\r |
281 | PeiPcdSet16 (\r |
282 | IN UINTN TokenNumber,\r |
283 | IN UINT16 Value\r |
284 | )\r |
285 | {\r |
52e1905d |
286 | return SetWorker (TokenNumber, &Value, sizeof (Value), FALSE);\r |
878ddf1f |
287 | }\r |
288 | \r |
289 | \r |
290 | \r |
291 | EFI_STATUS\r |
292 | EFIAPI\r |
293 | PeiPcdSet32 (\r |
294 | IN UINTN TokenNumber,\r |
295 | IN UINT32 Value\r |
296 | )\r |
297 | {\r |
52e1905d |
298 | return SetWorker (TokenNumber, &Value, sizeof (Value), FALSE);\r |
878ddf1f |
299 | }\r |
300 | \r |
301 | \r |
302 | \r |
303 | EFI_STATUS\r |
304 | EFIAPI\r |
305 | PeiPcdSet64 (\r |
306 | IN UINTN TokenNumber,\r |
307 | IN UINT64 Value\r |
308 | )\r |
309 | {\r |
52e1905d |
310 | return SetWorker (TokenNumber, &Value, sizeof (Value), FALSE);\r |
878ddf1f |
311 | }\r |
312 | \r |
313 | \r |
314 | EFI_STATUS\r |
315 | EFIAPI\r |
316 | PeiPcdSetPtr (\r |
317 | IN UINTN TokenNumber,\r |
318 | IN CONST VOID *Value\r |
319 | )\r |
320 | {\r |
52e1905d |
321 | //\r |
322 | // BugBug, please change the Size to Input size when sync with spec\r |
323 | //\r |
324 | //ASSERT (sizeof (Value) == GetPcdDatabase()->Init.SizeTable[TokenNumber]);\r |
325 | \r |
326 | return SetWorker (TokenNumber, (VOID *) Value, GetPcdDatabase()->Init.SizeTable[TokenNumber], TRUE);\r |
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327 | }\r |
328 | \r |
329 | \r |
330 | \r |
331 | EFI_STATUS\r |
332 | EFIAPI\r |
333 | PeiPcdSetBool (\r |
334 | IN UINTN TokenNumber,\r |
335 | IN BOOLEAN Value\r |
336 | )\r |
337 | {\r |
52e1905d |
338 | return SetWorker (TokenNumber, &Value, sizeof (Value), FALSE);\r |
878ddf1f |
339 | }\r |
340 | \r |
341 | \r |
342 | \r |
343 | EFI_STATUS\r |
344 | EFIAPI\r |
345 | PeiPcdSet8Ex (\r |
346 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
347 | IN UINTN ExTokenNumber,\r |
878ddf1f |
348 | IN UINT8 Value\r |
349 | )\r |
350 | {\r |
52e1905d |
351 | return ExSetWorker(\r |
352 | ExTokenNumber, \r |
353 | Guid,\r |
354 | &Value, \r |
355 | sizeof (Value), \r |
356 | FALSE\r |
357 | );\r |
878ddf1f |
358 | }\r |
359 | \r |
360 | \r |
361 | \r |
362 | EFI_STATUS\r |
363 | EFIAPI\r |
364 | PeiPcdSet16Ex (\r |
365 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
366 | IN UINTN ExTokenNumber,\r |
878ddf1f |
367 | IN UINT16 Value\r |
368 | )\r |
369 | {\r |
52e1905d |
370 | return ExSetWorker(\r |
371 | ExTokenNumber, \r |
372 | Guid,\r |
373 | &Value, \r |
374 | sizeof (Value), \r |
375 | FALSE\r |
376 | );\r |
878ddf1f |
377 | }\r |
378 | \r |
379 | \r |
380 | \r |
381 | EFI_STATUS\r |
382 | EFIAPI\r |
383 | PeiPcdSet32Ex (\r |
384 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
385 | IN UINTN ExTokenNumber,\r |
878ddf1f |
386 | IN UINT32 Value\r |
387 | )\r |
388 | {\r |
52e1905d |
389 | return ExSetWorker(\r |
390 | ExTokenNumber, \r |
391 | Guid,\r |
392 | &Value, \r |
393 | sizeof (Value), \r |
394 | FALSE\r |
395 | );\r |
878ddf1f |
396 | }\r |
397 | \r |
398 | \r |
399 | \r |
400 | EFI_STATUS\r |
401 | EFIAPI\r |
402 | PeiPcdSet64Ex (\r |
403 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
404 | IN UINTN ExTokenNumber,\r |
878ddf1f |
405 | IN UINT64 Value\r |
406 | )\r |
407 | {\r |
52e1905d |
408 | return ExSetWorker(\r |
409 | ExTokenNumber, \r |
410 | Guid,\r |
411 | &Value, \r |
412 | sizeof (Value), \r |
413 | FALSE\r |
414 | );\r |
878ddf1f |
415 | }\r |
416 | \r |
417 | \r |
418 | \r |
419 | EFI_STATUS\r |
420 | EFIAPI\r |
421 | PeiPcdSetPtrEx (\r |
422 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
423 | IN UINTN ExTokenNumber,\r |
878ddf1f |
424 | IN CONST VOID *Value\r |
425 | )\r |
426 | {\r |
52e1905d |
427 | return ExSetWorker(\r |
428 | ExTokenNumber, \r |
429 | Guid,\r |
430 | (VOID *) Value, \r |
431 | sizeof (Value), \r |
432 | TRUE\r |
433 | );\r |
878ddf1f |
434 | }\r |
435 | \r |
436 | \r |
437 | \r |
438 | EFI_STATUS\r |
439 | EFIAPI\r |
440 | PeiPcdSetBoolEx (\r |
441 | IN CONST EFI_GUID *Guid,\r |
52e1905d |
442 | IN UINTN ExTokenNumber,\r |
878ddf1f |
443 | IN BOOLEAN Value\r |
444 | )\r |
445 | {\r |
52e1905d |
446 | return ExSetWorker(\r |
447 | ExTokenNumber, \r |
448 | Guid,\r |
449 | &Value, \r |
450 | sizeof (Value), \r |
451 | FALSE\r |
452 | );\r |
878ddf1f |
453 | }\r |
454 | \r |
455 | \r |
456 | \r |
457 | \r |
458 | EFI_STATUS\r |
459 | EFIAPI\r |
460 | PcdRegisterCallBackOnSet (\r |
52e1905d |
461 | IN UINTN ExTokenNumber,\r |
878ddf1f |
462 | IN CONST EFI_GUID *Guid, OPTIONAL\r |
463 | IN PCD_PPI_CALLBACK CallBackFunction\r |
464 | )\r |
465 | {\r |
52e1905d |
466 | return PeiRegisterCallBackWorker (ExTokenNumber, Guid, CallBackFunction, TRUE);\r |
878ddf1f |
467 | }\r |
468 | \r |
469 | \r |
470 | \r |
471 | EFI_STATUS\r |
472 | EFIAPI\r |
473 | PcdUnRegisterCallBackOnSet (\r |
52e1905d |
474 | IN UINTN ExTokenNumber,\r |
878ddf1f |
475 | IN CONST EFI_GUID *Guid, OPTIONAL\r |
476 | IN PCD_PPI_CALLBACK CallBackFunction\r |
477 | )\r |
478 | {\r |
52e1905d |
479 | return PeiRegisterCallBackWorker (ExTokenNumber, Guid, CallBackFunction, FALSE);\r |
878ddf1f |
480 | }\r |
481 | \r |
482 | \r |
483 | \r |
484 | EFI_STATUS\r |
485 | EFIAPI\r |
486 | PeiPcdGetNextToken (\r |
487 | IN CONST EFI_GUID *Guid, OPTIONAL\r |
488 | IN OUT UINTN *TokenNumber\r |
489 | )\r |
490 | {\r |
52e1905d |
491 | if (Guid == NULL) {\r |
492 | *TokenNumber++;\r |
493 | \r |
494 | if (*TokenNumber >= PEI_LOCAL_TOKEN_NUMBER) {\r |
495 | *TokenNumber = 0;\r |
496 | }\r |
497 | }\r |
498 | \r |
499 | //\r |
500 | // BugBug: Haven't implemented the portion to get Next Token for GuidSpace is not Local GuidSpace.\r |
501 | //\r |
502 | \r |
503 | return EFI_SUCCESS;\r |
878ddf1f |
504 | }\r |
505 | \r |
506 | \r |