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Commit | Line | Data |
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80408db0 | 1 | /** @file\r |
2ab6330e | 2 | PCD DXE driver manage all PCD entry initialized in PEI phase and DXE phase, and\r |
8a541f0a | 3 | produce the implementation of native PCD protocol and EFI_PCD_PROTOCOL defined in\r |
120ca3ce | 4 | PI 1.4a Vol3.\r |
80408db0 | 5 | \r |
d1102dba | 6 | Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r |
9d510e61 | 7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
80408db0 | 8 | \r |
80408db0 | 9 | **/\r |
10 | \r | |
80408db0 | 11 | #include "Service.h"\r |
12 | \r | |
2ab6330e | 13 | ///\r |
14 | /// PCD database lock.\r | |
15 | ///\r | |
1436aea4 | 16 | EFI_LOCK mPcdDatabaseLock = EFI_INITIALIZE_LOCK_VARIABLE (TPL_NOTIFY);\r |
80408db0 | 17 | \r |
17e7fa8f | 18 | ///\r |
d1102dba | 19 | /// PCD_PROTOCOL the EDKII native implementation which support dynamic\r |
17e7fa8f | 20 | /// type and dynamicEx type PCDs.\r |
21 | ///\r | |
1436aea4 | 22 | PCD_PROTOCOL mPcdInstance = {\r |
80408db0 | 23 | DxePcdSetSku,\r |
24 | \r | |
25 | DxePcdGet8,\r | |
26 | DxePcdGet16,\r | |
27 | DxePcdGet32,\r | |
28 | DxePcdGet64,\r | |
29 | DxePcdGetPtr,\r | |
30 | DxePcdGetBool,\r | |
31 | DxePcdGetSize,\r | |
32 | \r | |
33 | DxePcdGet8Ex,\r | |
34 | DxePcdGet16Ex,\r | |
35 | DxePcdGet32Ex,\r | |
36 | DxePcdGet64Ex,\r | |
37 | DxePcdGetPtrEx,\r | |
38 | DxePcdGetBoolEx,\r | |
39 | DxePcdGetSizeEx,\r | |
40 | \r | |
41 | DxePcdSet8,\r | |
42 | DxePcdSet16,\r | |
43 | DxePcdSet32,\r | |
44 | DxePcdSet64,\r | |
45 | DxePcdSetPtr,\r | |
46 | DxePcdSetBool,\r | |
47 | \r | |
48 | DxePcdSet8Ex,\r | |
49 | DxePcdSet16Ex,\r | |
50 | DxePcdSet32Ex,\r | |
51 | DxePcdSet64Ex,\r | |
52 | DxePcdSetPtrEx,\r | |
53 | DxePcdSetBoolEx,\r | |
54 | \r | |
55 | DxeRegisterCallBackOnSet,\r | |
56 | DxeUnRegisterCallBackOnSet,\r | |
57 | DxePcdGetNextToken,\r | |
58 | DxePcdGetNextTokenSpace\r | |
59 | };\r | |
60 | \r | |
17e7fa8f | 61 | ///\r |
62 | /// EFI_PCD_PROTOCOL is defined in PI 1.2 Vol 3 which only support dynamicEx type\r | |
63 | /// PCD.\r | |
64 | ///\r | |
1436aea4 | 65 | EFI_PCD_PROTOCOL mEfiPcdInstance = {\r |
c896d682 | 66 | DxePcdSetSku,\r |
67 | DxePcdGet8Ex,\r | |
68 | DxePcdGet16Ex,\r | |
69 | DxePcdGet32Ex,\r | |
70 | DxePcdGet64Ex,\r | |
71 | DxePcdGetPtrEx,\r | |
72 | DxePcdGetBoolEx,\r | |
73 | DxePcdGetSizeEx,\r | |
74 | DxePcdSet8Ex,\r | |
75 | DxePcdSet16Ex,\r | |
76 | DxePcdSet32Ex,\r | |
77 | DxePcdSet64Ex,\r | |
78 | DxePcdSetPtrEx,\r | |
79 | DxePcdSetBoolEx,\r | |
1436aea4 MK |
80 | (EFI_PCD_PROTOCOL_CALLBACK_ON_SET)DxeRegisterCallBackOnSet,\r |
81 | (EFI_PCD_PROTOCOL_CANCEL_CALLBACK)DxeUnRegisterCallBackOnSet,\r | |
c896d682 | 82 | DxePcdGetNextToken,\r |
83 | DxePcdGetNextTokenSpace\r | |
84 | };\r | |
80408db0 | 85 | \r |
96d6d004 SZ |
86 | ///\r |
87 | /// Instance of GET_PCD_INFO_PROTOCOL protocol is EDKII native implementation.\r | |
88 | /// This protocol instance support dynamic and dynamicEx type PCDs.\r | |
89 | ///\r | |
1436aea4 | 90 | GET_PCD_INFO_PROTOCOL mGetPcdInfoInstance = {\r |
96d6d004 SZ |
91 | DxeGetPcdInfoGetInfo,\r |
92 | DxeGetPcdInfoGetInfoEx,\r | |
93 | DxeGetPcdInfoGetSku\r | |
94 | };\r | |
95 | \r | |
96 | ///\r | |
97 | /// Instance of EFI_GET_PCD_INFO_PROTOCOL which is defined in PI 1.2.1 Vol 3.\r | |
98 | /// This PPI instance only support dyanmicEx type PCD.\r | |
99 | ///\r | |
100 | EFI_GET_PCD_INFO_PROTOCOL mEfiGetPcdInfoInstance = {\r | |
101 | DxeGetPcdInfoGetInfoEx,\r | |
102 | DxeGetPcdInfoGetSku\r | |
103 | };\r | |
104 | \r | |
1436aea4 MK |
105 | EFI_HANDLE mPcdHandle = NULL;\r |
106 | UINTN mVpdBaseAddress = 0;\r | |
80408db0 | 107 | \r |
2ab6330e | 108 | /**\r |
109 | Main entry for PCD DXE driver.\r | |
d1102dba | 110 | \r |
2ab6330e | 111 | This routine initialize the PCD database and install PCD_PROTOCOL.\r |
d1102dba | 112 | \r |
2ab6330e | 113 | @param ImageHandle Image handle for PCD DXE driver.\r |
114 | @param SystemTable Pointer to SystemTable.\r | |
115 | \r | |
116 | @return Status of gBS->InstallProtocolInterface()\r | |
117 | \r | |
118 | **/\r | |
80408db0 | 119 | EFI_STATUS\r |
120 | EFIAPI\r | |
121 | PcdDxeInit (\r | |
1436aea4 MK |
122 | IN EFI_HANDLE ImageHandle,\r |
123 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
80408db0 | 124 | )\r |
125 | {\r | |
1436aea4 MK |
126 | EFI_STATUS Status;\r |
127 | VOID *Registration;\r | |
23f3e119 | 128 | \r |
80408db0 | 129 | //\r |
130 | // Make sure the Pcd Protocol is not already installed in the system\r | |
131 | //\r | |
132 | \r | |
133 | ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gPcdProtocolGuid);\r | |
134 | \r | |
135 | BuildPcdDxeDataBase ();\r | |
136 | \r | |
c896d682 | 137 | //\r |
8a541f0a | 138 | // Install PCD_PROTOCOL to handle dynamic type PCD\r |
139 | // Install EFI_PCD_PROTOCOL to handle dynamicEx type PCD\r | |
c896d682 | 140 | //\r |
8a541f0a | 141 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
17e7fa8f | 142 | &mPcdHandle,\r |
1436aea4 MK |
143 | &gPcdProtocolGuid,\r |
144 | &mPcdInstance,\r | |
145 | &gEfiPcdProtocolGuid,\r | |
146 | &mEfiPcdInstance,\r | |
17e7fa8f | 147 | NULL\r |
c896d682 | 148 | );\r |
80408db0 | 149 | ASSERT_EFI_ERROR (Status);\r |
150 | \r | |
61d8989f | 151 | //\r |
85d0b97d SZ |
152 | // Install GET_PCD_INFO_PROTOCOL to handle dynamic type PCD\r |
153 | // Install EFI_GET_PCD_INFO_PROTOCOL to handle dynamicEx type PCD\r | |
61d8989f | 154 | //\r |
85d0b97d SZ |
155 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
156 | &mPcdHandle,\r | |
1436aea4 MK |
157 | &gGetPcdInfoProtocolGuid,\r |
158 | &mGetPcdInfoInstance,\r | |
159 | &gEfiGetPcdInfoProtocolGuid,\r | |
160 | &mEfiGetPcdInfoInstance,\r | |
85d0b97d SZ |
161 | NULL\r |
162 | );\r | |
163 | ASSERT_EFI_ERROR (Status);\r | |
96d6d004 | 164 | \r |
23f3e119 SZ |
165 | //\r |
166 | // Register callback function upon VariableLockProtocol\r | |
167 | // to lock the variables referenced by DynamicHii PCDs with RO property set in *.dsc.\r | |
168 | //\r | |
169 | EfiCreateProtocolNotifyEvent (\r | |
170 | &gEdkiiVariableLockProtocolGuid,\r | |
171 | TPL_CALLBACK,\r | |
172 | VariableLockCallBack,\r | |
173 | NULL,\r | |
174 | &Registration\r | |
175 | );\r | |
176 | \r | |
534efca0 LG |
177 | //\r |
178 | // Cache VpdBaseAddress in entry point for the following usage.\r | |
179 | //\r | |
180 | \r | |
181 | //\r | |
182 | // PcdVpdBaseAddress64 is DynamicEx PCD only. So, DxePcdGet64Ex() is used to get its value.\r | |
183 | //\r | |
1436aea4 | 184 | mVpdBaseAddress = (UINTN)DxePcdGet64Ex (&gEfiMdeModulePkgTokenSpaceGuid, PcdToken (PcdVpdBaseAddress64));\r |
534efca0 LG |
185 | if (mVpdBaseAddress == 0) {\r |
186 | //\r | |
187 | // PcdVpdBaseAddress64 is not set, get value from PcdVpdBaseAddress.\r | |
188 | //\r | |
1436aea4 | 189 | mVpdBaseAddress = (UINTN)PcdGet32 (PcdVpdBaseAddress);\r |
534efca0 LG |
190 | }\r |
191 | \r | |
17e7fa8f | 192 | return Status;\r |
96d6d004 SZ |
193 | }\r |
194 | \r | |
195 | /**\r | |
196 | Retrieve additional information associated with a PCD token in the default token space.\r | |
197 | \r | |
198 | This includes information such as the type of value the TokenNumber is associated with as well as possible\r | |
199 | human readable name that is associated with the token.\r | |
200 | \r | |
201 | @param[in] TokenNumber The PCD token number.\r | |
202 | @param[out] PcdInfo The returned information associated with the requested TokenNumber.\r | |
203 | The caller is responsible for freeing the buffer that is allocated by callee for PcdInfo->PcdName.\r | |
204 | \r | |
205 | @retval EFI_SUCCESS The PCD information was returned successfully.\r | |
206 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
207 | **/\r | |
208 | EFI_STATUS\r | |
209 | EFIAPI\r | |
210 | DxeGetPcdInfoGetInfo (\r | |
1436aea4 MK |
211 | IN UINTN TokenNumber,\r |
212 | OUT EFI_PCD_INFO *PcdInfo\r | |
96d6d004 SZ |
213 | )\r |
214 | {\r | |
215 | return DxeGetPcdInfo (NULL, TokenNumber, PcdInfo);\r | |
216 | }\r | |
217 | \r | |
218 | /**\r | |
219 | Retrieve additional information associated with a PCD token.\r | |
220 | \r | |
221 | This includes information such as the type of value the TokenNumber is associated with as well as possible\r | |
222 | human readable name that is associated with the token.\r | |
80408db0 | 223 | \r |
96d6d004 SZ |
224 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r |
225 | @param[in] TokenNumber The PCD token number.\r | |
226 | @param[out] PcdInfo The returned information associated with the requested TokenNumber.\r | |
227 | The caller is responsible for freeing the buffer that is allocated by callee for PcdInfo->PcdName.\r | |
228 | \r | |
229 | @retval EFI_SUCCESS The PCD information was returned successfully.\r | |
230 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
231 | **/\r | |
232 | EFI_STATUS\r | |
233 | EFIAPI\r | |
234 | DxeGetPcdInfoGetInfoEx (\r | |
1436aea4 MK |
235 | IN CONST EFI_GUID *Guid,\r |
236 | IN UINTN TokenNumber,\r | |
237 | OUT EFI_PCD_INFO *PcdInfo\r | |
96d6d004 SZ |
238 | )\r |
239 | {\r | |
240 | return DxeGetPcdInfo (Guid, TokenNumber, PcdInfo);\r | |
241 | }\r | |
242 | \r | |
243 | /**\r | |
244 | Retrieve the currently set SKU Id.\r | |
245 | \r | |
246 | @return The currently set SKU Id. If the platform has not set at a SKU Id, then the\r | |
247 | default SKU Id value of 0 is returned. If the platform has set a SKU Id, then the currently set SKU\r | |
248 | Id is returned.\r | |
249 | **/\r | |
250 | UINTN\r | |
251 | EFIAPI\r | |
252 | DxeGetPcdInfoGetSku (\r | |
253 | VOID\r | |
254 | )\r | |
255 | {\r | |
1436aea4 | 256 | return (UINTN)mPcdDatabase.DxeDb->SystemSkuId;\r |
80408db0 | 257 | }\r |
258 | \r | |
2ab6330e | 259 | /**\r |
260 | Sets the SKU value for subsequent calls to set or get PCD token values.\r | |
261 | \r | |
d1102dba | 262 | SetSku() sets the SKU Id to be used for subsequent calls to set or get PCD values.\r |
2ab6330e | 263 | SetSku() is normally called only once by the system.\r |
264 | \r | |
d1102dba LG |
265 | For each item (token), the database can hold a single value that applies to all SKUs,\r |
266 | or multiple values, where each value is associated with a specific SKU Id. Items with multiple,\r | |
267 | SKU-specific values are called SKU enabled.\r | |
268 | \r | |
120ca3ce | 269 | The SKU Id of zero is reserved as a default.\r |
d1102dba LG |
270 | For tokens that are not SKU enabled, the system ignores any set SKU Id and works with the\r |
271 | single value for that token. For SKU-enabled tokens, the system will use the SKU Id set by the\r | |
272 | last call to SetSku(). If no SKU Id is set or the currently set SKU Id isn't valid for the specified token,\r | |
273 | the system uses the default SKU Id. If the system attempts to use the default SKU Id and no value has been\r | |
2ab6330e | 274 | set for that Id, the results are unpredictable.\r |
275 | \r | |
d1102dba | 276 | @param[in] SkuId The SKU value that will be used when the PCD service will retrieve and\r |
2ab6330e | 277 | set values associated with a PCD token.\r |
278 | \r | |
2ab6330e | 279 | **/\r |
80408db0 | 280 | VOID\r |
281 | EFIAPI\r | |
282 | DxePcdSetSku (\r | |
1436aea4 | 283 | IN UINTN SkuId\r |
80408db0 | 284 | )\r |
285 | {\r | |
1436aea4 MK |
286 | SKU_ID *SkuIdTable;\r |
287 | UINTN Index;\r | |
288 | EFI_STATUS Status;\r | |
85d0b97d | 289 | \r |
1436aea4 | 290 | DEBUG ((DEBUG_INFO, "PcdDxe - SkuId 0x%lx is to be set.\n", (SKU_ID)SkuId));\r |
f71503c3 | 291 | \r |
2db48a1f SZ |
292 | if (SkuId == mPcdDatabase.DxeDb->SystemSkuId) {\r |
293 | //\r | |
294 | // The input SKU Id is equal to current SKU Id, return directly.\r | |
295 | //\r | |
f71503c3 | 296 | DEBUG ((DEBUG_INFO, "PcdDxe - SkuId is same to current system Sku.\n"));\r |
2db48a1f SZ |
297 | return;\r |
298 | }\r | |
299 | \r | |
1436aea4 | 300 | if (mPcdDatabase.DxeDb->SystemSkuId != (SKU_ID)0) {\r |
2db48a1f SZ |
301 | DEBUG ((DEBUG_ERROR, "PcdDxe - The SKU Id could be changed only once."));\r |
302 | DEBUG ((\r | |
303 | DEBUG_ERROR,\r | |
304 | "PcdDxe - The SKU Id was set to 0x%lx already, it could not be set to 0x%lx any more.",\r | |
305 | mPcdDatabase.DxeDb->SystemSkuId,\r | |
1436aea4 | 306 | (SKU_ID)SkuId\r |
2db48a1f SZ |
307 | ));\r |
308 | ASSERT (FALSE);\r | |
309 | return;\r | |
310 | }\r | |
311 | \r | |
1436aea4 | 312 | SkuIdTable = (SKU_ID *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->SkuIdTableOffset);\r |
85d0b97d SZ |
313 | for (Index = 0; Index < SkuIdTable[0]; Index++) {\r |
314 | if (SkuId == SkuIdTable[Index + 1]) {\r | |
f71503c3 | 315 | DEBUG ((DEBUG_INFO, "PcdDxe - SkuId is found in SkuId table.\n"));\r |
7c736265 LG |
316 | Status = UpdatePcdDatabase (SkuId, TRUE);\r |
317 | if (!EFI_ERROR (Status)) {\r | |
1436aea4 MK |
318 | mPcdDatabase.DxeDb->SystemSkuId = (SKU_ID)SkuId;\r |
319 | DEBUG ((DEBUG_INFO, "PcdDxe - Set current SKU Id to 0x%lx.\n", (SKU_ID)SkuId));\r | |
7c736265 LG |
320 | return;\r |
321 | }\r | |
85d0b97d SZ |
322 | }\r |
323 | }\r | |
324 | \r | |
325 | //\r | |
2db48a1f | 326 | // Invalid input SkuId, the default SKU Id will be still used for the system.\r |
85d0b97d | 327 | //\r |
f71503c3 | 328 | DEBUG ((DEBUG_ERROR, "PcdDxe - Invalid input SkuId, the default SKU Id will be still used.\n"));\r |
80408db0 | 329 | return;\r |
330 | }\r | |
331 | \r | |
2ab6330e | 332 | /**\r |
333 | Retrieves an 8-bit value for a given PCD token.\r | |
80408db0 | 334 | \r |
d1102dba | 335 | Retrieves the current byte-sized value for a PCD token number.\r |
2ab6330e | 336 | If the TokenNumber is invalid, the results are unpredictable.\r |
d1102dba LG |
337 | \r |
338 | @param[in] TokenNumber The PCD token number.\r | |
80408db0 | 339 | \r |
2ab6330e | 340 | @return The UINT8 value.\r |
d1102dba | 341 | \r |
2ab6330e | 342 | **/\r |
80408db0 | 343 | UINT8\r |
344 | EFIAPI\r | |
345 | DxePcdGet8 (\r | |
1436aea4 | 346 | IN UINTN TokenNumber\r |
80408db0 | 347 | )\r |
348 | {\r | |
1436aea4 | 349 | return *((UINT8 *)GetWorker (TokenNumber, sizeof (UINT8)));\r |
80408db0 | 350 | }\r |
351 | \r | |
2ab6330e | 352 | /**\r |
353 | Retrieves an 16-bit value for a given PCD token.\r | |
80408db0 | 354 | \r |
d1102dba | 355 | Retrieves the current 16-bits value for a PCD token number.\r |
2ab6330e | 356 | If the TokenNumber is invalid, the results are unpredictable.\r |
d1102dba LG |
357 | \r |
358 | @param[in] TokenNumber The PCD token number.\r | |
80408db0 | 359 | \r |
2ab6330e | 360 | @return The UINT16 value.\r |
d1102dba | 361 | \r |
2ab6330e | 362 | **/\r |
80408db0 | 363 | UINT16\r |
364 | EFIAPI\r | |
365 | DxePcdGet16 (\r | |
1436aea4 | 366 | IN UINTN TokenNumber\r |
80408db0 | 367 | )\r |
368 | {\r | |
369 | return ReadUnaligned16 (GetWorker (TokenNumber, sizeof (UINT16)));\r | |
370 | }\r | |
371 | \r | |
2ab6330e | 372 | /**\r |
373 | Retrieves an 32-bit value for a given PCD token.\r | |
80408db0 | 374 | \r |
d1102dba | 375 | Retrieves the current 32-bits value for a PCD token number.\r |
2ab6330e | 376 | If the TokenNumber is invalid, the results are unpredictable.\r |
d1102dba LG |
377 | \r |
378 | @param[in] TokenNumber The PCD token number.\r | |
80408db0 | 379 | \r |
2ab6330e | 380 | @return The UINT32 value.\r |
d1102dba | 381 | \r |
2ab6330e | 382 | **/\r |
80408db0 | 383 | UINT32\r |
384 | EFIAPI\r | |
385 | DxePcdGet32 (\r | |
1436aea4 | 386 | IN UINTN TokenNumber\r |
80408db0 | 387 | )\r |
388 | {\r | |
389 | return ReadUnaligned32 (GetWorker (TokenNumber, sizeof (UINT32)));\r | |
390 | }\r | |
391 | \r | |
2ab6330e | 392 | /**\r |
393 | Retrieves an 64-bit value for a given PCD token.\r | |
80408db0 | 394 | \r |
d1102dba | 395 | Retrieves the current 64-bits value for a PCD token number.\r |
2ab6330e | 396 | If the TokenNumber is invalid, the results are unpredictable.\r |
d1102dba LG |
397 | \r |
398 | @param[in] TokenNumber The PCD token number.\r | |
80408db0 | 399 | \r |
2ab6330e | 400 | @return The UINT64 value.\r |
d1102dba | 401 | \r |
2ab6330e | 402 | **/\r |
80408db0 | 403 | UINT64\r |
404 | EFIAPI\r | |
405 | DxePcdGet64 (\r | |
1436aea4 | 406 | IN UINTN TokenNumber\r |
80408db0 | 407 | )\r |
408 | {\r | |
1436aea4 | 409 | return ReadUnaligned64 (GetWorker (TokenNumber, sizeof (UINT64)));\r |
80408db0 | 410 | }\r |
411 | \r | |
2ab6330e | 412 | /**\r |
413 | Retrieves a pointer to a value for a given PCD token.\r | |
80408db0 | 414 | \r |
d1102dba LG |
415 | Retrieves the current pointer to the buffer for a PCD token number.\r |
416 | Do not make any assumptions about the alignment of the pointer that\r | |
417 | is returned by this function call. If the TokenNumber is invalid,\r | |
2ab6330e | 418 | the results are unpredictable.\r |
80408db0 | 419 | \r |
d1102dba | 420 | @param[in] TokenNumber The PCD token number.\r |
2ab6330e | 421 | \r |
422 | @return The pointer to the buffer to be retrived.\r | |
d1102dba | 423 | \r |
2ab6330e | 424 | **/\r |
80408db0 | 425 | VOID *\r |
426 | EFIAPI\r | |
427 | DxePcdGetPtr (\r | |
1436aea4 | 428 | IN UINTN TokenNumber\r |
80408db0 | 429 | )\r |
430 | {\r | |
431 | return GetWorker (TokenNumber, 0);\r | |
432 | }\r | |
433 | \r | |
2ab6330e | 434 | /**\r |
435 | Retrieves a Boolean value for a given PCD token.\r | |
436 | \r | |
d1102dba LG |
437 | Retrieves the current boolean value for a PCD token number.\r |
438 | Do not make any assumptions about the alignment of the pointer that\r | |
439 | is returned by this function call. If the TokenNumber is invalid,\r | |
2ab6330e | 440 | the results are unpredictable.\r |
80408db0 | 441 | \r |
d1102dba | 442 | @param[in] TokenNumber The PCD token number.\r |
80408db0 | 443 | \r |
2ab6330e | 444 | @return The Boolean value.\r |
d1102dba | 445 | \r |
2ab6330e | 446 | **/\r |
80408db0 | 447 | BOOLEAN\r |
448 | EFIAPI\r | |
449 | DxePcdGetBool (\r | |
1436aea4 | 450 | IN UINTN TokenNumber\r |
80408db0 | 451 | )\r |
452 | {\r | |
1436aea4 | 453 | return *((BOOLEAN *)GetWorker (TokenNumber, sizeof (BOOLEAN)));\r |
80408db0 | 454 | }\r |
455 | \r | |
2ab6330e | 456 | /**\r |
457 | Retrieves the size of the value for a given PCD token.\r | |
80408db0 | 458 | \r |
d1102dba | 459 | Retrieves the current size of a particular PCD token.\r |
2ab6330e | 460 | If the TokenNumber is invalid, the results are unpredictable.\r |
80408db0 | 461 | \r |
d1102dba | 462 | @param[in] TokenNumber The PCD token number.\r |
2ab6330e | 463 | \r |
464 | @return The size of the value for the PCD token.\r | |
d1102dba | 465 | \r |
2ab6330e | 466 | **/\r |
80408db0 | 467 | UINTN\r |
468 | EFIAPI\r | |
469 | DxePcdGetSize (\r | |
1436aea4 | 470 | IN UINTN TokenNumber\r |
80408db0 | 471 | )\r |
472 | {\r | |
1436aea4 MK |
473 | UINTN Size;\r |
474 | UINT32 *LocalTokenNumberTable;\r | |
475 | BOOLEAN IsPeiDb;\r | |
476 | UINTN MaxSize;\r | |
477 | UINTN TmpTokenNumber;\r | |
478 | \r | |
80408db0 | 479 | //\r |
480 | // TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.\r | |
481 | // We have to decrement TokenNumber by 1 to make it usable\r | |
482 | // as the array index.\r | |
483 | //\r | |
484 | TokenNumber--;\r | |
485 | \r | |
486 | //\r | |
487 | // Backup the TokenNumber passed in as GetPtrTypeSize need the original TokenNumber\r | |
d1102dba | 488 | //\r |
80408db0 | 489 | TmpTokenNumber = TokenNumber;\r |
490 | \r | |
491 | // EBC compiler is very choosy. It may report warning about comparison\r | |
d1102dba | 492 | // between UINTN and 0 . So we add 1 in each size of the\r |
80408db0 | 493 | // comparison.\r |
419db80b | 494 | ASSERT (TokenNumber + 1 < mPcdTotalTokenCount + 1);\r |
80408db0 | 495 | \r |
496 | // EBC compiler is very choosy. It may report warning about comparison\r | |
d1102dba | 497 | // between UINTN and 0 . So we add 1 in each size of the\r |
80408db0 | 498 | // comparison.\r |
1436aea4 | 499 | IsPeiDb = (BOOLEAN)(TokenNumber + 1 < mPeiLocalTokenCount + 1);\r |
d1102dba LG |
500 | \r |
501 | TokenNumber = IsPeiDb ? TokenNumber :\r | |
1436aea4 | 502 | (TokenNumber - mPeiLocalTokenCount);\r |
80408db0 | 503 | \r |
d1102dba | 504 | LocalTokenNumberTable = IsPeiDb ? (UINT32 *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->LocalTokenNumberTableOffset)\r |
419db80b | 505 | : (UINT32 *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->LocalTokenNumberTableOffset);\r |
80408db0 | 506 | \r |
507 | Size = (LocalTokenNumberTable[TokenNumber] & PCD_DATUM_TYPE_ALL_SET) >> PCD_DATUM_TYPE_SHIFT;\r | |
508 | \r | |
509 | if (Size == 0) {\r | |
510 | //\r | |
511 | // For pointer type, we need to scan the SIZE_TABLE to get the current size.\r | |
512 | //\r | |
513 | return GetPtrTypeSize (TmpTokenNumber, &MaxSize);\r | |
514 | } else {\r | |
515 | return Size;\r | |
516 | }\r | |
80408db0 | 517 | }\r |
518 | \r | |
2ab6330e | 519 | /**\r |
520 | Retrieves an 8-bit value for a given PCD token.\r | |
521 | \r | |
d1102dba | 522 | Retrieves the 8-bit value of a particular PCD token.\r |
2ab6330e | 523 | If the TokenNumber is invalid or the token space\r |
d1102dba | 524 | specified by Guid does not exist, the results are\r |
2ab6330e | 525 | unpredictable.\r |
80408db0 | 526 | \r |
2ab6330e | 527 | @param[in] Guid The token space for the token number.\r |
d1102dba | 528 | @param[in] ExTokenNumber The PCD token number.\r |
80408db0 | 529 | \r |
2ab6330e | 530 | @return The size 8-bit value for the PCD token.\r |
d1102dba | 531 | \r |
2ab6330e | 532 | **/\r |
80408db0 | 533 | UINT8\r |
534 | EFIAPI\r | |
535 | DxePcdGet8Ex (\r | |
1436aea4 MK |
536 | IN CONST EFI_GUID *Guid,\r |
537 | IN UINTN ExTokenNumber\r | |
80408db0 | 538 | )\r |
539 | {\r | |
1436aea4 | 540 | return *((UINT8 *)ExGetWorker (Guid, ExTokenNumber, sizeof (UINT8)));\r |
80408db0 | 541 | }\r |
542 | \r | |
2ab6330e | 543 | /**\r |
544 | Retrieves an 16-bit value for a given PCD token.\r | |
545 | \r | |
d1102dba | 546 | Retrieves the 16-bit value of a particular PCD token.\r |
2ab6330e | 547 | If the TokenNumber is invalid or the token space\r |
d1102dba | 548 | specified by Guid does not exist, the results are\r |
2ab6330e | 549 | unpredictable.\r |
80408db0 | 550 | \r |
2ab6330e | 551 | @param[in] Guid The token space for the token number.\r |
d1102dba | 552 | @param[in] ExTokenNumber The PCD token number.\r |
80408db0 | 553 | \r |
2ab6330e | 554 | @return The size 16-bit value for the PCD token.\r |
d1102dba | 555 | \r |
2ab6330e | 556 | **/\r |
80408db0 | 557 | UINT16\r |
558 | EFIAPI\r | |
559 | DxePcdGet16Ex (\r | |
1436aea4 MK |
560 | IN CONST EFI_GUID *Guid,\r |
561 | IN UINTN ExTokenNumber\r | |
80408db0 | 562 | )\r |
563 | {\r | |
1436aea4 | 564 | return ReadUnaligned16 (ExGetWorker (Guid, ExTokenNumber, sizeof (UINT16)));\r |
80408db0 | 565 | }\r |
566 | \r | |
2ab6330e | 567 | /**\r |
568 | Retrieves an 32-bit value for a given PCD token.\r | |
569 | \r | |
d1102dba | 570 | Retrieves the 32-bit value of a particular PCD token.\r |
2ab6330e | 571 | If the TokenNumber is invalid or the token space\r |
d1102dba | 572 | specified by Guid does not exist, the results are\r |
2ab6330e | 573 | unpredictable.\r |
80408db0 | 574 | \r |
2ab6330e | 575 | @param[in] Guid The token space for the token number.\r |
d1102dba | 576 | @param[in] ExTokenNumber The PCD token number.\r |
80408db0 | 577 | \r |
2ab6330e | 578 | @return The size 32-bit value for the PCD token.\r |
d1102dba | 579 | \r |
2ab6330e | 580 | **/\r |
80408db0 | 581 | UINT32\r |
582 | EFIAPI\r | |
583 | DxePcdGet32Ex (\r | |
1436aea4 MK |
584 | IN CONST EFI_GUID *Guid,\r |
585 | IN UINTN ExTokenNumber\r | |
80408db0 | 586 | )\r |
587 | {\r | |
1436aea4 | 588 | return ReadUnaligned32 (ExGetWorker (Guid, ExTokenNumber, sizeof (UINT32)));\r |
80408db0 | 589 | }\r |
590 | \r | |
2ab6330e | 591 | /**\r |
592 | Retrieves an 64-bit value for a given PCD token.\r | |
80408db0 | 593 | \r |
d1102dba | 594 | Retrieves the 64-bit value of a particular PCD token.\r |
2ab6330e | 595 | If the TokenNumber is invalid or the token space\r |
d1102dba | 596 | specified by Guid does not exist, the results are\r |
2ab6330e | 597 | unpredictable.\r |
80408db0 | 598 | \r |
2ab6330e | 599 | @param[in] Guid The token space for the token number.\r |
d1102dba | 600 | @param[in] ExTokenNumber The PCD token number.\r |
2ab6330e | 601 | \r |
602 | @return The size 64-bit value for the PCD token.\r | |
d1102dba | 603 | \r |
2ab6330e | 604 | **/\r |
80408db0 | 605 | UINT64\r |
606 | EFIAPI\r | |
607 | DxePcdGet64Ex (\r | |
1436aea4 MK |
608 | IN CONST EFI_GUID *Guid,\r |
609 | IN UINTN ExTokenNumber\r | |
80408db0 | 610 | )\r |
611 | {\r | |
1436aea4 | 612 | return ReadUnaligned64 (ExGetWorker (Guid, ExTokenNumber, sizeof (UINT64)));\r |
80408db0 | 613 | }\r |
614 | \r | |
2ab6330e | 615 | /**\r |
616 | Retrieves a pointer to a value for a given PCD token.\r | |
617 | \r | |
d1102dba LG |
618 | Retrieves the current pointer to the buffer for a PCD token number.\r |
619 | Do not make any assumptions about the alignment of the pointer that\r | |
620 | is returned by this function call. If the TokenNumber is invalid,\r | |
2ab6330e | 621 | the results are unpredictable.\r |
80408db0 | 622 | \r |
2ab6330e | 623 | @param[in] Guid The token space for the token number.\r |
d1102dba | 624 | @param[in] ExTokenNumber The PCD token number.\r |
80408db0 | 625 | \r |
2ab6330e | 626 | @return The pointer to the buffer to be retrived.\r |
d1102dba | 627 | \r |
2ab6330e | 628 | **/\r |
80408db0 | 629 | VOID *\r |
630 | EFIAPI\r | |
631 | DxePcdGetPtrEx (\r | |
1436aea4 MK |
632 | IN CONST EFI_GUID *Guid,\r |
633 | IN UINTN ExTokenNumber\r | |
80408db0 | 634 | )\r |
635 | {\r | |
1436aea4 | 636 | return ExGetWorker (Guid, ExTokenNumber, 0);\r |
80408db0 | 637 | }\r |
638 | \r | |
2ab6330e | 639 | /**\r |
640 | Retrieves an Boolean value for a given PCD token.\r | |
80408db0 | 641 | \r |
d1102dba | 642 | Retrieves the Boolean value of a particular PCD token.\r |
2ab6330e | 643 | If the TokenNumber is invalid or the token space\r |
d1102dba | 644 | specified by Guid does not exist, the results are\r |
2ab6330e | 645 | unpredictable.\r |
80408db0 | 646 | \r |
2ab6330e | 647 | @param[in] Guid The token space for the token number.\r |
d1102dba | 648 | @param[in] ExTokenNumber The PCD token number.\r |
2ab6330e | 649 | \r |
650 | @return The size Boolean value for the PCD token.\r | |
d1102dba | 651 | \r |
2ab6330e | 652 | **/\r |
80408db0 | 653 | BOOLEAN\r |
654 | EFIAPI\r | |
655 | DxePcdGetBoolEx (\r | |
1436aea4 MK |
656 | IN CONST EFI_GUID *Guid,\r |
657 | IN UINTN ExTokenNumber\r | |
80408db0 | 658 | )\r |
659 | {\r | |
1436aea4 | 660 | return *((BOOLEAN *)ExGetWorker (Guid, ExTokenNumber, sizeof (BOOLEAN)));\r |
80408db0 | 661 | }\r |
662 | \r | |
2ab6330e | 663 | /**\r |
664 | Retrieves the size of the value for a given PCD token.\r | |
665 | \r | |
d1102dba | 666 | Retrieves the current size of a particular PCD token.\r |
2ab6330e | 667 | If the TokenNumber is invalid, the results are unpredictable.\r |
80408db0 | 668 | \r |
2ab6330e | 669 | @param[in] Guid The token space for the token number.\r |
d1102dba | 670 | @param[in] ExTokenNumber The PCD token number.\r |
80408db0 | 671 | \r |
2ab6330e | 672 | @return The size of the value for the PCD token.\r |
d1102dba | 673 | \r |
2ab6330e | 674 | **/\r |
80408db0 | 675 | UINTN\r |
676 | EFIAPI\r | |
677 | DxePcdGetSizeEx (\r | |
1436aea4 MK |
678 | IN CONST EFI_GUID *Guid,\r |
679 | IN UINTN ExTokenNumber\r | |
80408db0 | 680 | )\r |
681 | {\r | |
1436aea4 | 682 | return DxePcdGetSize (GetExPcdTokenNumber (Guid, (UINT32)ExTokenNumber));\r |
80408db0 | 683 | }\r |
684 | \r | |
2ab6330e | 685 | /**\r |
686 | Sets an 8-bit value for a given PCD token.\r | |
687 | \r | |
d1102dba LG |
688 | When the PCD service sets a value, it will check to ensure that the\r |
689 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 690 | If it is not, an error will be returned.\r |
80408db0 | 691 | \r |
d1102dba | 692 | @param[in] TokenNumber The PCD token number.\r |
2ab6330e | 693 | @param[in] Value The value to set for the PCD token.\r |
80408db0 | 694 | \r |
2ab6330e | 695 | @retval EFI_SUCCESS Procedure returned successfully.\r |
d1102dba LG |
696 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
697 | being set was incompatible with a call to this function.\r | |
2ab6330e | 698 | Use GetSize() to retrieve the size of the target data.\r |
699 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 700 | \r |
2ab6330e | 701 | **/\r |
80408db0 | 702 | EFI_STATUS\r |
703 | EFIAPI\r | |
704 | DxePcdSet8 (\r | |
1436aea4 MK |
705 | IN UINTN TokenNumber,\r |
706 | IN UINT8 Value\r | |
80408db0 | 707 | )\r |
708 | {\r | |
709 | return SetValueWorker (TokenNumber, &Value, sizeof (Value));\r | |
710 | }\r | |
711 | \r | |
2ab6330e | 712 | /**\r |
713 | Sets an 16-bit value for a given PCD token.\r | |
80408db0 | 714 | \r |
d1102dba LG |
715 | When the PCD service sets a value, it will check to ensure that the\r |
716 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 717 | If it is not, an error will be returned.\r |
80408db0 | 718 | \r |
d1102dba | 719 | @param[in] TokenNumber The PCD token number.\r |
2ab6330e | 720 | @param[in] Value The value to set for the PCD token.\r |
721 | \r | |
722 | @retval EFI_SUCCESS Procedure returned successfully.\r | |
d1102dba LG |
723 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
724 | being set was incompatible with a call to this function.\r | |
2ab6330e | 725 | Use GetSize() to retrieve the size of the target data.\r |
726 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 727 | \r |
2ab6330e | 728 | **/\r |
80408db0 | 729 | EFI_STATUS\r |
730 | EFIAPI\r | |
731 | DxePcdSet16 (\r | |
1436aea4 MK |
732 | IN UINTN TokenNumber,\r |
733 | IN UINT16 Value\r | |
80408db0 | 734 | )\r |
735 | {\r | |
736 | return SetValueWorker (TokenNumber, &Value, sizeof (Value));\r | |
737 | }\r | |
738 | \r | |
2ab6330e | 739 | /**\r |
740 | Sets an 32-bit value for a given PCD token.\r | |
741 | \r | |
d1102dba LG |
742 | When the PCD service sets a value, it will check to ensure that the\r |
743 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 744 | If it is not, an error will be returned.\r |
80408db0 | 745 | \r |
d1102dba | 746 | @param[in] TokenNumber The PCD token number.\r |
2ab6330e | 747 | @param[in] Value The value to set for the PCD token.\r |
80408db0 | 748 | \r |
2ab6330e | 749 | @retval EFI_SUCCESS Procedure returned successfully.\r |
d1102dba LG |
750 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
751 | being set was incompatible with a call to this function.\r | |
2ab6330e | 752 | Use GetSize() to retrieve the size of the target data.\r |
753 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 754 | \r |
2ab6330e | 755 | **/\r |
80408db0 | 756 | EFI_STATUS\r |
757 | EFIAPI\r | |
758 | DxePcdSet32 (\r | |
1436aea4 MK |
759 | IN UINTN TokenNumber,\r |
760 | IN UINT32 Value\r | |
80408db0 | 761 | )\r |
762 | {\r | |
763 | return SetValueWorker (TokenNumber, &Value, sizeof (Value));\r | |
764 | }\r | |
765 | \r | |
2ab6330e | 766 | /**\r |
767 | Sets an 64-bit value for a given PCD token.\r | |
80408db0 | 768 | \r |
d1102dba LG |
769 | When the PCD service sets a value, it will check to ensure that the\r |
770 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 771 | If it is not, an error will be returned.\r |
80408db0 | 772 | \r |
d1102dba | 773 | @param[in] TokenNumber The PCD token number.\r |
2ab6330e | 774 | @param[in] Value The value to set for the PCD token.\r |
775 | \r | |
776 | @retval EFI_SUCCESS Procedure returned successfully.\r | |
d1102dba LG |
777 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
778 | being set was incompatible with a call to this function.\r | |
2ab6330e | 779 | Use GetSize() to retrieve the size of the target data.\r |
780 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 781 | \r |
2ab6330e | 782 | **/\r |
80408db0 | 783 | EFI_STATUS\r |
784 | EFIAPI\r | |
785 | DxePcdSet64 (\r | |
1436aea4 MK |
786 | IN UINTN TokenNumber,\r |
787 | IN UINT64 Value\r | |
80408db0 | 788 | )\r |
789 | {\r | |
790 | return SetValueWorker (TokenNumber, &Value, sizeof (Value));\r | |
791 | }\r | |
792 | \r | |
2ab6330e | 793 | /**\r |
794 | Sets a value of a specified size for a given PCD token.\r | |
795 | \r | |
d1102dba LG |
796 | When the PCD service sets a value, it will check to ensure that the\r |
797 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 798 | If it is not, an error will be returned.\r |
799 | \r | |
d1102dba LG |
800 | @param[in] TokenNumber The PCD token number.\r |
801 | @param[in, out] SizeOfBuffer A pointer to the length of the value being set for the PCD token.\r | |
802 | On input, if the SizeOfValue is greater than the maximum size supported\r | |
803 | for this TokenNumber then the output value of SizeOfValue will reflect\r | |
2ab6330e | 804 | the maximum size supported for this TokenNumber.\r |
805 | @param[in] Buffer The buffer to set for the PCD token.\r | |
806 | \r | |
807 | @retval EFI_SUCCESS Procedure returned successfully.\r | |
d1102dba LG |
808 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
809 | being set was incompatible with a call to this function.\r | |
2ab6330e | 810 | Use GetSize() to retrieve the size of the target data.\r |
811 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 812 | \r |
2ab6330e | 813 | **/\r |
80408db0 | 814 | EFI_STATUS\r |
815 | EFIAPI\r | |
816 | DxePcdSetPtr (\r | |
1436aea4 MK |
817 | IN UINTN TokenNumber,\r |
818 | IN OUT UINTN *SizeOfBuffer,\r | |
819 | IN VOID *Buffer\r | |
80408db0 | 820 | )\r |
821 | {\r | |
822 | return SetWorker (TokenNumber, Buffer, SizeOfBuffer, TRUE);\r | |
823 | }\r | |
824 | \r | |
2ab6330e | 825 | /**\r |
826 | Sets an Boolean value for a given PCD token.\r | |
80408db0 | 827 | \r |
d1102dba LG |
828 | When the PCD service sets a value, it will check to ensure that the\r |
829 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 830 | If it is not, an error will be returned.\r |
80408db0 | 831 | \r |
d1102dba | 832 | @param[in] TokenNumber The PCD token number.\r |
2ab6330e | 833 | @param[in] Value The value to set for the PCD token.\r |
834 | \r | |
835 | @retval EFI_SUCCESS Procedure returned successfully.\r | |
d1102dba LG |
836 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
837 | being set was incompatible with a call to this function.\r | |
2ab6330e | 838 | Use GetSize() to retrieve the size of the target data.\r |
839 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 840 | \r |
2ab6330e | 841 | **/\r |
80408db0 | 842 | EFI_STATUS\r |
843 | EFIAPI\r | |
844 | DxePcdSetBool (\r | |
1436aea4 MK |
845 | IN UINTN TokenNumber,\r |
846 | IN BOOLEAN Value\r | |
80408db0 | 847 | )\r |
848 | {\r | |
849 | return SetValueWorker (TokenNumber, &Value, sizeof (Value));\r | |
850 | }\r | |
851 | \r | |
2ab6330e | 852 | /**\r |
853 | Sets an 8-bit value for a given PCD token.\r | |
854 | \r | |
d1102dba LG |
855 | When the PCD service sets a value, it will check to ensure that the\r |
856 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 857 | If it is not, an error will be returned.\r |
80408db0 | 858 | \r |
2ab6330e | 859 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r |
d1102dba | 860 | @param[in] ExTokenNumber The PCD token number.\r |
2ab6330e | 861 | @param[in] Value The value to set for the PCD token.\r |
80408db0 | 862 | \r |
2ab6330e | 863 | @retval EFI_SUCCESS Procedure returned successfully.\r |
d1102dba LG |
864 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
865 | being set was incompatible with a call to this function.\r | |
2ab6330e | 866 | Use GetSize() to retrieve the size of the target data.\r |
867 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 868 | \r |
2ab6330e | 869 | **/\r |
80408db0 | 870 | EFI_STATUS\r |
871 | EFIAPI\r | |
872 | DxePcdSet8Ex (\r | |
1436aea4 MK |
873 | IN CONST EFI_GUID *Guid,\r |
874 | IN UINTN ExTokenNumber,\r | |
875 | IN UINT8 Value\r | |
80408db0 | 876 | )\r |
877 | {\r | |
1436aea4 | 878 | return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));\r |
80408db0 | 879 | }\r |
880 | \r | |
2ab6330e | 881 | /**\r |
882 | Sets an 16-bit value for a given PCD token.\r | |
80408db0 | 883 | \r |
d1102dba LG |
884 | When the PCD service sets a value, it will check to ensure that the\r |
885 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 886 | If it is not, an error will be returned.\r |
80408db0 | 887 | \r |
2ab6330e | 888 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r |
d1102dba | 889 | @param[in] ExTokenNumber The PCD token number.\r |
2ab6330e | 890 | @param[in] Value The value to set for the PCD token.\r |
891 | \r | |
892 | @retval EFI_SUCCESS Procedure returned successfully.\r | |
d1102dba LG |
893 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
894 | being set was incompatible with a call to this function.\r | |
2ab6330e | 895 | Use GetSize() to retrieve the size of the target data.\r |
896 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 897 | \r |
2ab6330e | 898 | **/\r |
80408db0 | 899 | EFI_STATUS\r |
900 | EFIAPI\r | |
901 | DxePcdSet16Ex (\r | |
1436aea4 MK |
902 | IN CONST EFI_GUID *Guid,\r |
903 | IN UINTN ExTokenNumber,\r | |
904 | IN UINT16 Value\r | |
80408db0 | 905 | )\r |
906 | {\r | |
425084cd SZ |
907 | //\r |
908 | // PcdSetNvStoreDefaultId should be set in PEI phase to take effect.\r | |
909 | //\r | |
1436aea4 MK |
910 | ASSERT (\r |
911 | !(CompareGuid (Guid, &gEfiMdeModulePkgTokenSpaceGuid) &&\r | |
912 | (ExTokenNumber == PcdToken (PcdSetNvStoreDefaultId)))\r | |
913 | );\r | |
914 | return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));\r | |
80408db0 | 915 | }\r |
916 | \r | |
2ab6330e | 917 | /**\r |
918 | Sets an 32-bit value for a given PCD token.\r | |
919 | \r | |
d1102dba LG |
920 | When the PCD service sets a value, it will check to ensure that the\r |
921 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 922 | If it is not, an error will be returned.\r |
80408db0 | 923 | \r |
2ab6330e | 924 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r |
d1102dba | 925 | @param[in] ExTokenNumber The PCD token number.\r |
2ab6330e | 926 | @param[in] Value The value to set for the PCD token.\r |
80408db0 | 927 | \r |
2ab6330e | 928 | @retval EFI_SUCCESS Procedure returned successfully.\r |
d1102dba LG |
929 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
930 | being set was incompatible with a call to this function.\r | |
2ab6330e | 931 | Use GetSize() to retrieve the size of the target data.\r |
932 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 933 | \r |
2ab6330e | 934 | **/\r |
80408db0 | 935 | EFI_STATUS\r |
936 | EFIAPI\r | |
937 | DxePcdSet32Ex (\r | |
1436aea4 MK |
938 | IN CONST EFI_GUID *Guid,\r |
939 | IN UINTN ExTokenNumber,\r | |
940 | IN UINT32 Value\r | |
80408db0 | 941 | )\r |
942 | {\r | |
1436aea4 | 943 | return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));\r |
80408db0 | 944 | }\r |
945 | \r | |
2ab6330e | 946 | /**\r |
947 | Sets an 64-bit value for a given PCD token.\r | |
948 | \r | |
d1102dba LG |
949 | When the PCD service sets a value, it will check to ensure that the\r |
950 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 951 | If it is not, an error will be returned.\r |
80408db0 | 952 | \r |
2ab6330e | 953 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r |
d1102dba | 954 | @param[in] ExTokenNumber The PCD token number.\r |
2ab6330e | 955 | @param[in] Value The value to set for the PCD token.\r |
80408db0 | 956 | \r |
2ab6330e | 957 | @retval EFI_SUCCESS Procedure returned successfully.\r |
d1102dba LG |
958 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
959 | being set was incompatible with a call to this function.\r | |
2ab6330e | 960 | Use GetSize() to retrieve the size of the target data.\r |
961 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 962 | \r |
2ab6330e | 963 | **/\r |
80408db0 | 964 | EFI_STATUS\r |
965 | EFIAPI\r | |
966 | DxePcdSet64Ex (\r | |
1436aea4 MK |
967 | IN CONST EFI_GUID *Guid,\r |
968 | IN UINTN ExTokenNumber,\r | |
969 | IN UINT64 Value\r | |
80408db0 | 970 | )\r |
971 | {\r | |
1436aea4 | 972 | return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));\r |
80408db0 | 973 | }\r |
974 | \r | |
2ab6330e | 975 | /**\r |
976 | Sets a value of a specified size for a given PCD token.\r | |
977 | \r | |
d1102dba LG |
978 | When the PCD service sets a value, it will check to ensure that the\r |
979 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 980 | If it is not, an error will be returned.\r |
981 | \r | |
982 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r | |
d1102dba LG |
983 | @param[in] ExTokenNumber The PCD token number.\r |
984 | @param[in, out] SizeOfBuffer A pointer to the length of the value being set for the PCD token.\r | |
985 | On input, if the SizeOfValue is greater than the maximum size supported\r | |
986 | for this TokenNumber then the output value of SizeOfValue will reflect\r | |
2ab6330e | 987 | the maximum size supported for this TokenNumber.\r |
988 | @param[in] Buffer The buffer to set for the PCD token.\r | |
989 | \r | |
990 | @retval EFI_SUCCESS Procedure returned successfully.\r | |
d1102dba LG |
991 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
992 | being set was incompatible with a call to this function.\r | |
2ab6330e | 993 | Use GetSize() to retrieve the size of the target data.\r |
994 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 995 | \r |
2ab6330e | 996 | **/\r |
80408db0 | 997 | EFI_STATUS\r |
998 | EFIAPI\r | |
999 | DxePcdSetPtrEx (\r | |
1436aea4 MK |
1000 | IN CONST EFI_GUID *Guid,\r |
1001 | IN UINTN ExTokenNumber,\r | |
1002 | IN OUT UINTN *SizeOfBuffer,\r | |
1003 | IN VOID *Buffer\r | |
80408db0 | 1004 | )\r |
1005 | {\r | |
1436aea4 | 1006 | return ExSetWorker (ExTokenNumber, Guid, Buffer, SizeOfBuffer, TRUE);\r |
80408db0 | 1007 | }\r |
1008 | \r | |
2ab6330e | 1009 | /**\r |
1010 | Sets an Boolean value for a given PCD token.\r | |
80408db0 | 1011 | \r |
d1102dba LG |
1012 | When the PCD service sets a value, it will check to ensure that the\r |
1013 | size of the value being set is compatible with the Token's existing definition.\r | |
2ab6330e | 1014 | If it is not, an error will be returned.\r |
80408db0 | 1015 | \r |
2ab6330e | 1016 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r |
d1102dba | 1017 | @param[in] ExTokenNumber The PCD token number.\r |
2ab6330e | 1018 | @param[in] Value The value to set for the PCD token.\r |
1019 | \r | |
1020 | @retval EFI_SUCCESS Procedure returned successfully.\r | |
d1102dba LG |
1021 | @retval EFI_INVALID_PARAMETER The PCD service determined that the size of the data\r |
1022 | being set was incompatible with a call to this function.\r | |
2ab6330e | 1023 | Use GetSize() to retrieve the size of the target data.\r |
1024 | @retval EFI_NOT_FOUND The PCD service could not find the requested token number.\r | |
d1102dba | 1025 | \r |
2ab6330e | 1026 | **/\r |
80408db0 | 1027 | EFI_STATUS\r |
1028 | EFIAPI\r | |
1029 | DxePcdSetBoolEx (\r | |
1436aea4 MK |
1030 | IN CONST EFI_GUID *Guid,\r |
1031 | IN UINTN ExTokenNumber,\r | |
1032 | IN BOOLEAN Value\r | |
80408db0 | 1033 | )\r |
1034 | {\r | |
1436aea4 | 1035 | return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));\r |
80408db0 | 1036 | }\r |
1037 | \r | |
2ab6330e | 1038 | /**\r |
1039 | Specifies a function to be called anytime the value of a designated token is changed.\r | |
80408db0 | 1040 | \r |
2ab6330e | 1041 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r |
d1102dba LG |
1042 | @param[in] TokenNumber The PCD token number.\r |
1043 | @param[in] CallBackFunction The function prototype called when the value associated with the CallBackToken is set.\r | |
80408db0 | 1044 | \r |
d1102dba | 1045 | @retval EFI_SUCCESS The PCD service has successfully established a call event\r |
2ab6330e | 1046 | for the CallBackToken requested.\r |
1047 | @retval EFI_NOT_FOUND The PCD service could not find the referenced token number.\r | |
80408db0 | 1048 | \r |
2ab6330e | 1049 | **/\r |
80408db0 | 1050 | EFI_STATUS\r |
1051 | EFIAPI\r | |
1052 | DxeRegisterCallBackOnSet (\r | |
1436aea4 MK |
1053 | IN CONST EFI_GUID *Guid OPTIONAL,\r |
1054 | IN UINTN TokenNumber,\r | |
1055 | IN PCD_PROTOCOL_CALLBACK CallBackFunction\r | |
80408db0 | 1056 | )\r |
1057 | {\r | |
1436aea4 | 1058 | EFI_STATUS Status;\r |
d1102dba | 1059 | \r |
e4a3922f | 1060 | if (CallBackFunction == NULL) {\r |
1061 | return EFI_INVALID_PARAMETER;\r | |
1062 | }\r | |
1436aea4 | 1063 | \r |
80408db0 | 1064 | //\r |
1065 | // Aquire lock to prevent reentrance from TPL_CALLBACK level\r | |
1066 | //\r | |
1067 | EfiAcquireLock (&mPcdDatabaseLock);\r | |
1068 | \r | |
1069 | Status = DxeRegisterCallBackWorker (TokenNumber, Guid, CallBackFunction);\r | |
1070 | \r | |
1071 | EfiReleaseLock (&mPcdDatabaseLock);\r | |
d1102dba | 1072 | \r |
80408db0 | 1073 | return Status;\r |
1074 | }\r | |
1075 | \r | |
2ab6330e | 1076 | /**\r |
1077 | Cancels a previously set callback function for a particular PCD token number.\r | |
80408db0 | 1078 | \r |
2ab6330e | 1079 | @param[in] Guid The 128-bit unique value that designates the namespace from which to extract the value.\r |
d1102dba LG |
1080 | @param[in] TokenNumber The PCD token number.\r |
1081 | @param[in] CallBackFunction The function prototype called when the value associated with the CallBackToken is set.\r | |
80408db0 | 1082 | \r |
d1102dba | 1083 | @retval EFI_SUCCESS The PCD service has successfully established a call event\r |
2ab6330e | 1084 | for the CallBackToken requested.\r |
1085 | @retval EFI_NOT_FOUND The PCD service could not find the referenced token number.\r | |
1086 | \r | |
1087 | **/\r | |
80408db0 | 1088 | EFI_STATUS\r |
1089 | EFIAPI\r | |
1090 | DxeUnRegisterCallBackOnSet (\r | |
1436aea4 MK |
1091 | IN CONST EFI_GUID *Guid OPTIONAL,\r |
1092 | IN UINTN TokenNumber,\r | |
1093 | IN PCD_PROTOCOL_CALLBACK CallBackFunction\r | |
80408db0 | 1094 | )\r |
1095 | {\r | |
1436aea4 | 1096 | EFI_STATUS Status;\r |
d1102dba | 1097 | \r |
e4a3922f | 1098 | if (CallBackFunction == NULL) {\r |
1099 | return EFI_INVALID_PARAMETER;\r | |
1100 | }\r | |
80408db0 | 1101 | \r |
1102 | //\r | |
1103 | // Aquire lock to prevent reentrance from TPL_CALLBACK level\r | |
1104 | //\r | |
1105 | EfiAcquireLock (&mPcdDatabaseLock);\r | |
d1102dba | 1106 | \r |
80408db0 | 1107 | Status = DxeUnRegisterCallBackWorker (TokenNumber, Guid, CallBackFunction);\r |
1108 | \r | |
1109 | EfiReleaseLock (&mPcdDatabaseLock);\r | |
d1102dba | 1110 | \r |
80408db0 | 1111 | return Status;\r |
1112 | }\r | |
1113 | \r | |
2ab6330e | 1114 | /**\r |
d1102dba LG |
1115 | Retrieves the next valid token number in a given namespace.\r |
1116 | \r | |
1117 | This is useful since the PCD infrastructure contains a sparse list of token numbers,\r | |
1118 | and one cannot a priori know what token numbers are valid in the database.\r | |
1119 | \r | |
1120 | If TokenNumber is 0 and Guid is not NULL, then the first token from the token space specified by Guid is returned.\r | |
1121 | If TokenNumber is not 0 and Guid is not NULL, then the next token in the token space specified by Guid is returned.\r | |
1122 | If TokenNumber is 0 and Guid is NULL, then the first token in the default token space is returned.\r | |
1123 | If TokenNumber is not 0 and Guid is NULL, then the next token in the default token space is returned.\r | |
1124 | The token numbers in the default token space may not be related to token numbers in token spaces that are named by Guid.\r | |
1125 | If the next token number can be retrieved, then it is returned in TokenNumber, and EFI_SUCCESS is returned.\r | |
1126 | If TokenNumber represents the last token number in the token space specified by Guid, then EFI_NOT_FOUND is returned.\r | |
90e06556 | 1127 | If TokenNumber is not present in the token space specified by Guid, then EFI_NOT_FOUND is returned.\r |
1128 | \r | |
1129 | \r | |
d1102dba LG |
1130 | @param[in] Guid The 128-bit unique value that designates the namespace from which to retrieve the next token.\r |
1131 | This is an optional parameter that may be NULL. If this parameter is NULL, then a request is\r | |
90e06556 | 1132 | being made to retrieve tokens from the default token space.\r |
d1102dba LG |
1133 | @param[in, out] TokenNumber\r |
1134 | A pointer to the PCD token number to use to find the subsequent token number.\r | |
90e06556 | 1135 | \r |
419db80b BF |
1136 | @retval EFI_SUCCESS The PCD service has retrieved the next valid token number.\r |
1137 | @retval EFI_NOT_FOUND The PCD service could not find data from the requested token number.\r | |
2ab6330e | 1138 | \r |
1139 | **/\r | |
80408db0 | 1140 | EFI_STATUS\r |
1141 | EFIAPI\r | |
1142 | DxePcdGetNextToken (\r | |
1436aea4 MK |
1143 | IN CONST EFI_GUID *Guid OPTIONAL,\r |
1144 | IN OUT UINTN *TokenNumber\r | |
80408db0 | 1145 | )\r |
1146 | {\r | |
1436aea4 MK |
1147 | EFI_STATUS Status;\r |
1148 | BOOLEAN PeiExMapTableEmpty;\r | |
1149 | BOOLEAN DxeExMapTableEmpty;\r | |
80408db0 | 1150 | \r |
1436aea4 | 1151 | Status = EFI_NOT_FOUND;\r |
419db80b BF |
1152 | PeiExMapTableEmpty = mPeiExMapTableEmpty;\r |
1153 | DxeExMapTableEmpty = mDxeExMapTableEmpty;\r | |
80408db0 | 1154 | \r |
1155 | //\r | |
1156 | // Scan the local token space\r | |
1157 | //\r | |
1158 | if (Guid == NULL) {\r | |
1159 | // EBC compiler is very choosy. It may report warning about comparison\r | |
d1102dba | 1160 | // between UINTN and 0 . So we add 1 in each size of the\r |
80408db0 | 1161 | // comparison.\r |
419db80b | 1162 | if (((*TokenNumber + 1 > mPeiNexTokenCount + 1) && (*TokenNumber + 1 <= mPeiLocalTokenCount + 1)) ||\r |
1436aea4 MK |
1163 | ((*TokenNumber + 1 > (mPeiLocalTokenCount + mDxeNexTokenCount + 1))))\r |
1164 | {\r | |
419db80b | 1165 | return EFI_NOT_FOUND;\r |
80408db0 | 1166 | }\r |
d1102dba | 1167 | \r |
80408db0 | 1168 | (*TokenNumber)++;\r |
419db80b | 1169 | if ((*TokenNumber + 1 > mPeiNexTokenCount + 1) &&\r |
1436aea4 MK |
1170 | (*TokenNumber + 1 <= mPeiLocalTokenCount + 1))\r |
1171 | {\r | |
80408db0 | 1172 | //\r |
d1102dba | 1173 | // The first Non-Ex type Token Number for DXE PCD\r |
419db80b | 1174 | // database is mPeiLocalTokenCount + 1\r |
80408db0 | 1175 | //\r |
419db80b BF |
1176 | if (mDxeNexTokenCount > 0) {\r |
1177 | *TokenNumber = mPeiLocalTokenCount + 1;\r | |
1178 | } else {\r | |
1179 | *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r | |
1180 | return EFI_NOT_FOUND;\r | |
1181 | }\r | |
1182 | } else if (*TokenNumber + 1 > mDxeNexTokenCount + mPeiLocalTokenCount + 1) {\r | |
80408db0 | 1183 | *TokenNumber = PCD_INVALID_TOKEN_NUMBER;\r |
419db80b | 1184 | return EFI_NOT_FOUND;\r |
80408db0 | 1185 | }\r |
1436aea4 | 1186 | \r |
80408db0 | 1187 | return EFI_SUCCESS;\r |
1188 | }\r | |
1189 | \r | |
1190 | if (PeiExMapTableEmpty && DxeExMapTableEmpty) {\r | |
80408db0 | 1191 | return EFI_NOT_FOUND;\r |
1192 | }\r | |
1193 | \r | |
1194 | if (!PeiExMapTableEmpty) {\r | |
1195 | Status = ExGetNextTokeNumber (\r | |
1436aea4 MK |
1196 | Guid,\r |
1197 | TokenNumber,\r | |
1198 | (EFI_GUID *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->GuidTableOffset),\r | |
1199 | mPeiGuidTableSize,\r | |
1200 | (DYNAMICEX_MAPPING *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->ExMapTableOffset),\r | |
1201 | mPeiExMapppingTableSize\r | |
1202 | );\r | |
80408db0 | 1203 | }\r |
1204 | \r | |
1205 | if (Status == EFI_SUCCESS) {\r | |
1206 | return Status;\r | |
1207 | }\r | |
1208 | \r | |
1209 | if (!DxeExMapTableEmpty) {\r | |
1210 | Status = ExGetNextTokeNumber (\r | |
1436aea4 MK |
1211 | Guid,\r |
1212 | TokenNumber,\r | |
1213 | (EFI_GUID *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->GuidTableOffset),\r | |
1214 | mDxeGuidTableSize,\r | |
1215 | (DYNAMICEX_MAPPING *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->ExMapTableOffset),\r | |
1216 | mDxeExMapppingTableSize\r | |
1217 | );\r | |
80408db0 | 1218 | }\r |
1219 | \r | |
1220 | return Status;\r | |
1221 | }\r | |
1222 | \r | |
2ab6330e | 1223 | /**\r |
1224 | Get all token space guid table which is different with given token space guid.\r | |
1225 | \r | |
419db80b | 1226 | @param ExMapTableSize The size of ExMapTable in item\r |
2ab6330e | 1227 | @param ExMapTable Token space guid table that want to be scaned.\r |
1228 | @param GuidTable Guid table\r | |
1229 | \r | |
1230 | @return all token space guid table which is different with given token space guid.\r | |
1231 | \r | |
1232 | **/\r | |
80408db0 | 1233 | EFI_GUID **\r |
1234 | GetDistinctTokenSpace (\r | |
1436aea4 MK |
1235 | IN OUT UINTN *ExMapTableSize,\r |
1236 | IN DYNAMICEX_MAPPING *ExMapTable,\r | |
1237 | IN EFI_GUID *GuidTable\r | |
80408db0 | 1238 | )\r |
1239 | {\r | |
1240 | EFI_GUID **DistinctTokenSpace;\r | |
1241 | UINTN OldGuidIndex;\r | |
1242 | UINTN TsIdx;\r | |
419db80b | 1243 | UINTN TempTsIdx;\r |
80408db0 | 1244 | UINTN Idx;\r |
419db80b | 1245 | BOOLEAN Match;\r |
80408db0 | 1246 | \r |
1247 | DistinctTokenSpace = AllocateZeroPool (*ExMapTableSize * sizeof (EFI_GUID *));\r | |
1248 | ASSERT (DistinctTokenSpace != NULL);\r | |
1249 | \r | |
1436aea4 MK |
1250 | TsIdx = 0;\r |
1251 | OldGuidIndex = ExMapTable[0].ExGuidIndex;\r | |
80408db0 | 1252 | DistinctTokenSpace[TsIdx] = &GuidTable[OldGuidIndex];\r |
1253 | for (Idx = 1; Idx < *ExMapTableSize; Idx++) {\r | |
1436aea4 | 1254 | Match = FALSE;\r |
419db80b BF |
1255 | OldGuidIndex = ExMapTable[Idx].ExGuidIndex;\r |
1256 | for (TempTsIdx = 0; TempTsIdx <= TsIdx; TempTsIdx++) {\r | |
1257 | if (&GuidTable[OldGuidIndex] == DistinctTokenSpace[TempTsIdx]) {\r | |
1258 | //\r | |
1259 | // Have recorded this GUID.\r | |
1260 | //\r | |
1261 | Match = TRUE;\r | |
1262 | break;\r | |
1263 | }\r | |
1264 | }\r | |
1436aea4 | 1265 | \r |
419db80b | 1266 | if (!Match) {\r |
80408db0 | 1267 | DistinctTokenSpace[++TsIdx] = &GuidTable[OldGuidIndex];\r |
1268 | }\r | |
1269 | }\r | |
1270 | \r | |
1271 | //\r | |
1272 | // The total number of Distinct Token Space\r | |
1273 | // is TsIdx + 1 because we use TsIdx as a index\r | |
1274 | // to the DistinctTokenSpace[]\r | |
1275 | //\r | |
1276 | *ExMapTableSize = TsIdx + 1;\r | |
1277 | return DistinctTokenSpace;\r | |
80408db0 | 1278 | }\r |
d1102dba | 1279 | \r |
2ab6330e | 1280 | /**\r |
419db80b BF |
1281 | Retrieves the next valid PCD token namespace for a given namespace.\r |
1282 | \r | |
1283 | Gets the next valid token namespace for a given namespace. This is useful to traverse the valid\r | |
1284 | token namespaces on a platform.\r | |
1285 | \r | |
1286 | @param[in, out] Guid An indirect pointer to EFI_GUID. On input it designates a known token\r | |
1287 | namespace from which the search will start. On output, it designates the next valid\r | |
1288 | token namespace on the platform. If *Guid is NULL, then the GUID of the first token\r | |
1289 | space of the current platform is returned. If the search cannot locate the next valid\r | |
1290 | token namespace, an error is returned and the value of *Guid is undefined.\r | |
d1102dba | 1291 | \r |
419db80b BF |
1292 | @retval EFI_SUCCESS The PCD service retrieved the value requested.\r |
1293 | @retval EFI_NOT_FOUND The PCD service could not find the next valid token namespace.\r | |
1294 | \r | |
2ab6330e | 1295 | **/\r |
80408db0 | 1296 | EFI_STATUS\r |
1297 | EFIAPI\r | |
1298 | DxePcdGetNextTokenSpace (\r | |
1436aea4 | 1299 | IN OUT CONST EFI_GUID **Guid\r |
80408db0 | 1300 | )\r |
1301 | {\r | |
1436aea4 MK |
1302 | UINTN Idx;\r |
1303 | UINTN Idx2;\r | |
1304 | UINTN Idx3;\r | |
1305 | UINTN PeiTokenSpaceTableSize;\r | |
1306 | UINTN DxeTokenSpaceTableSize;\r | |
1307 | EFI_GUID **PeiTokenSpaceTable;\r | |
1308 | EFI_GUID **DxeTokenSpaceTable;\r | |
1309 | BOOLEAN Match;\r | |
1310 | BOOLEAN PeiExMapTableEmpty;\r | |
1311 | BOOLEAN DxeExMapTableEmpty;\r | |
80408db0 | 1312 | \r |
80408db0 | 1313 | ASSERT (Guid != NULL);\r |
d1102dba | 1314 | \r |
419db80b BF |
1315 | PeiExMapTableEmpty = mPeiExMapTableEmpty;\r |
1316 | DxeExMapTableEmpty = mDxeExMapTableEmpty;\r | |
80408db0 | 1317 | \r |
1318 | if (PeiExMapTableEmpty && DxeExMapTableEmpty) {\r | |
419db80b | 1319 | return EFI_NOT_FOUND;\r |
80408db0 | 1320 | }\r |
d1102dba | 1321 | \r |
80408db0 | 1322 | if (TmpTokenSpaceBuffer[0] == NULL) {\r |
1323 | PeiTokenSpaceTableSize = 0;\r | |
1324 | \r | |
1325 | if (!PeiExMapTableEmpty) {\r | |
1436aea4 MK |
1326 | PeiTokenSpaceTableSize = mPeiExMapppingTableSize / sizeof (DYNAMICEX_MAPPING);\r |
1327 | PeiTokenSpaceTable = GetDistinctTokenSpace (\r | |
1328 | &PeiTokenSpaceTableSize,\r | |
1329 | (DYNAMICEX_MAPPING *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->ExMapTableOffset),\r | |
1330 | (EFI_GUID *)((UINT8 *)mPcdDatabase.PeiDb + mPcdDatabase.PeiDb->GuidTableOffset)\r | |
1331 | );\r | |
1332 | CopyMem (TmpTokenSpaceBuffer, PeiTokenSpaceTable, sizeof (EFI_GUID *) * PeiTokenSpaceTableSize);\r | |
da0df6ca | 1333 | TmpTokenSpaceBufferCount = PeiTokenSpaceTableSize;\r |
419db80b | 1334 | FreePool (PeiTokenSpaceTable);\r |
80408db0 | 1335 | }\r |
1336 | \r | |
1337 | if (!DxeExMapTableEmpty) {\r | |
1436aea4 MK |
1338 | DxeTokenSpaceTableSize = mDxeExMapppingTableSize / sizeof (DYNAMICEX_MAPPING);\r |
1339 | DxeTokenSpaceTable = GetDistinctTokenSpace (\r | |
1340 | &DxeTokenSpaceTableSize,\r | |
1341 | (DYNAMICEX_MAPPING *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->ExMapTableOffset),\r | |
1342 | (EFI_GUID *)((UINT8 *)mPcdDatabase.DxeDb + mPcdDatabase.DxeDb->GuidTableOffset)\r | |
1343 | );\r | |
80408db0 | 1344 | \r |
1345 | //\r | |
1346 | // Make sure EFI_GUID in DxeTokenSpaceTable does not exist in PeiTokenSpaceTable\r | |
1347 | //\r | |
1348 | for (Idx2 = 0, Idx3 = PeiTokenSpaceTableSize; Idx2 < DxeTokenSpaceTableSize; Idx2++) {\r | |
1349 | Match = FALSE;\r | |
1350 | for (Idx = 0; Idx < PeiTokenSpaceTableSize; Idx++) {\r | |
1351 | if (CompareGuid (TmpTokenSpaceBuffer[Idx], DxeTokenSpaceTable[Idx2])) {\r | |
1352 | Match = TRUE;\r | |
1353 | break;\r | |
1354 | }\r | |
1355 | }\r | |
1436aea4 | 1356 | \r |
80408db0 | 1357 | if (!Match) {\r |
1358 | TmpTokenSpaceBuffer[Idx3++] = DxeTokenSpaceTable[Idx2];\r | |
1359 | }\r | |
1360 | }\r | |
419db80b BF |
1361 | \r |
1362 | TmpTokenSpaceBufferCount = Idx3;\r | |
1363 | FreePool (DxeTokenSpaceTable);\r | |
80408db0 | 1364 | }\r |
1365 | }\r | |
1366 | \r | |
1367 | if (*Guid == NULL) {\r | |
1368 | *Guid = TmpTokenSpaceBuffer[0];\r | |
1369 | return EFI_SUCCESS;\r | |
1370 | }\r | |
d1102dba | 1371 | \r |
419db80b BF |
1372 | for (Idx = 0; Idx < TmpTokenSpaceBufferCount; Idx++) {\r |
1373 | if (CompareGuid (*Guid, TmpTokenSpaceBuffer[Idx])) {\r | |
1374 | if (Idx == TmpTokenSpaceBufferCount - 1) {\r | |
1375 | //\r | |
1376 | // It has been the last token namespace.\r | |
1377 | //\r | |
1378 | *Guid = NULL;\r | |
1379 | return EFI_NOT_FOUND;\r | |
1380 | } else {\r | |
1381 | Idx++;\r | |
1382 | *Guid = TmpTokenSpaceBuffer[Idx];\r | |
1383 | return EFI_SUCCESS;\r | |
1384 | }\r | |
80408db0 | 1385 | }\r |
1386 | }\r | |
1387 | \r | |
1388 | return EFI_NOT_FOUND;\r | |
80408db0 | 1389 | }\r |