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Commit | Line | Data |
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310b04e6 | 1 | /** @file\r |
d1102dba | 2 | This code produces the Smbios protocol. It also responsible for constructing\r |
310b04e6 | 3 | SMBIOS table into system table.\r |
d1102dba LG |
4 | \r |
5 | Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>\r | |
9d510e61 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
310b04e6 | 7 | \r |
8 | **/\r | |
9 | \r | |
10 | #include "SmbiosDxe.h"\r | |
11 | \r | |
12 | //\r | |
13 | // Module Global:\r | |
14 | // Since this driver will only ever produce one instance of the\r | |
15 | // protocol you are not required to dynamically allocate the PrivateData.\r | |
16 | //\r | |
17 | SMBIOS_INSTANCE mPrivateData;\r | |
18 | \r | |
e63f3308 EL |
19 | UINTN mPreAllocatedPages = 0;\r |
20 | UINTN mPre64BitAllocatedPages = 0;\r | |
4233bf70 | 21 | \r |
310b04e6 | 22 | //\r |
23 | // Chassis for SMBIOS entry point structure that is to be installed into EFI system config table.\r | |
24 | //\r | |
25 | SMBIOS_TABLE_ENTRY_POINT *EntryPointStructure = NULL;\r | |
26 | SMBIOS_TABLE_ENTRY_POINT EntryPointStructureData = {\r | |
27 | //\r | |
28 | // AnchorString\r | |
29 | //\r | |
30 | {\r | |
31 | 0x5f,\r | |
32 | 0x53,\r | |
33 | 0x4d,\r | |
34 | 0x5f\r | |
35 | },\r | |
36 | //\r | |
37 | // EntryPointStructureChecksum,TO BE FILLED\r | |
38 | //\r | |
39 | 0,\r | |
40 | //\r | |
41 | // EntryPointStructure Length\r | |
42 | //\r | |
43 | 0x1f,\r | |
44 | //\r | |
9f7d5b46 | 45 | // MajorVersion\r |
310b04e6 | 46 | //\r |
fe781940 | 47 | 0,\r |
310b04e6 | 48 | //\r |
9f7d5b46 | 49 | // MinorVersion\r |
310b04e6 | 50 | //\r |
fe781940 | 51 | 0,\r |
310b04e6 | 52 | //\r |
53 | // MaxStructureSize, TO BE FILLED\r | |
54 | //\r | |
55 | 0,\r | |
56 | //\r | |
57 | // EntryPointRevision\r | |
58 | //\r | |
59 | 0,\r | |
60 | //\r | |
61 | // FormattedArea\r | |
62 | //\r | |
63 | {\r | |
64 | 0,\r | |
65 | 0,\r | |
66 | 0,\r | |
67 | 0,\r | |
68 | 0\r | |
69 | },\r | |
70 | //\r | |
71 | // IntermediateAnchorString\r | |
72 | //\r | |
73 | {\r | |
74 | 0x5f,\r | |
75 | 0x44,\r | |
76 | 0x4d,\r | |
77 | 0x49,\r | |
78 | 0x5f\r | |
79 | },\r | |
80 | //\r | |
81 | // IntermediateChecksum, TO BE FILLED\r | |
82 | //\r | |
83 | 0,\r | |
84 | //\r | |
f49146e8 | 85 | // TableLength, TO BE FILLED\r |
310b04e6 | 86 | //\r |
87 | 0,\r | |
88 | //\r | |
f49146e8 | 89 | // TableAddress, TO BE FILLED\r |
310b04e6 | 90 | //\r |
91 | 0,\r | |
92 | //\r | |
93 | // NumberOfSmbiosStructures, TO BE FILLED\r | |
94 | //\r | |
95 | 0,\r | |
96 | //\r | |
97 | // SmbiosBcdRevision\r | |
98 | //\r | |
fe781940 | 99 | 0\r |
310b04e6 | 100 | };\r |
101 | \r | |
e63f3308 EL |
102 | SMBIOS_TABLE_3_0_ENTRY_POINT *Smbios30EntryPointStructure = NULL;\r |
103 | SMBIOS_TABLE_3_0_ENTRY_POINT Smbios30EntryPointStructureData = {\r | |
104 | //\r | |
105 | // AnchorString _SM3_\r | |
106 | //\r | |
107 | {\r | |
108 | 0x5f,\r | |
109 | 0x53,\r | |
110 | 0x4d,\r | |
111 | 0x33,\r | |
112 | 0x5f,\r | |
113 | },\r | |
114 | //\r | |
115 | // EntryPointStructureChecksum,TO BE FILLED\r | |
116 | //\r | |
117 | 0,\r | |
118 | //\r | |
119 | // EntryPointLength\r | |
120 | //\r | |
121 | 0x18,\r | |
122 | //\r | |
123 | // MajorVersion\r | |
124 | //\r | |
125 | 0,\r | |
126 | //\r | |
127 | // MinorVersion\r | |
128 | //\r | |
129 | 0,\r | |
130 | //\r | |
131 | // DocRev\r | |
132 | //\r | |
133 | 0,\r | |
134 | //\r | |
135 | // EntryPointRevision\r | |
136 | //\r | |
137 | 0x01,\r | |
138 | //\r | |
139 | // Reserved\r | |
140 | //\r | |
141 | 0,\r | |
142 | //\r | |
143 | // TableMaximumSize,TO BE FILLED\r | |
144 | //\r | |
145 | 0,\r | |
146 | //\r | |
147 | // TableAddress,TO BE FILLED\r | |
148 | //\r | |
149 | 0\r | |
150 | };\r | |
310b04e6 | 151 | /**\r |
152 | \r | |
0ddd8553 | 153 | Get the full size of SMBIOS structure including optional strings that follow the formatted structure.\r |
310b04e6 | 154 | \r |
afe3969c | 155 | @param This The EFI_SMBIOS_PROTOCOL instance.\r |
0ddd8553 | 156 | @param Head Pointer to the beginning of SMBIOS structure.\r |
310b04e6 | 157 | @param Size The returned size.\r |
158 | @param NumberOfStrings The returned number of optional strings that follow the formatted structure.\r | |
159 | \r | |
160 | @retval EFI_SUCCESS Size retured in Size.\r | |
0ddd8553 | 161 | @retval EFI_INVALID_PARAMETER Input SMBIOS structure mal-formed or Size is NULL.\r |
d1102dba | 162 | \r |
310b04e6 | 163 | **/\r |
164 | EFI_STATUS\r | |
165 | EFIAPI\r | |
166 | GetSmbiosStructureSize (\r | |
afe3969c | 167 | IN CONST EFI_SMBIOS_PROTOCOL *This,\r |
310b04e6 | 168 | IN EFI_SMBIOS_TABLE_HEADER *Head,\r |
169 | OUT UINTN *Size,\r | |
170 | OUT UINTN *NumberOfStrings\r | |
171 | )\r | |
172 | {\r | |
173 | UINTN FullSize;\r | |
2d97e71f | 174 | UINTN StrLen;\r |
4233bf70 | 175 | UINTN MaxLen;\r |
310b04e6 | 176 | INT8* CharInStr;\r |
d1102dba | 177 | \r |
310b04e6 | 178 | if (Size == NULL || NumberOfStrings == NULL) {\r |
179 | return EFI_INVALID_PARAMETER;\r | |
180 | }\r | |
181 | \r | |
182 | FullSize = Head->Length;\r | |
183 | CharInStr = (INT8*)Head + Head->Length;\r | |
184 | *Size = FullSize;\r | |
185 | *NumberOfStrings = 0;\r | |
186 | StrLen = 0;\r | |
187 | //\r | |
188 | // look for the two consecutive zeros, check the string limit by the way.\r | |
189 | //\r | |
d1102dba | 190 | while (*CharInStr != 0 || *(CharInStr+1) != 0) {\r |
310b04e6 | 191 | if (*CharInStr == 0) {\r |
310b04e6 | 192 | *Size += 1;\r |
193 | CharInStr++;\r | |
194 | }\r | |
195 | \r | |
afe3969c | 196 | if (This->MajorVersion < 2 || (This->MajorVersion == 2 && This->MinorVersion < 7)){\r |
4233bf70 | 197 | MaxLen = SMBIOS_STRING_MAX_LENGTH;\r |
e63f3308 | 198 | } else if (This->MajorVersion < 3) {\r |
afe3969c | 199 | //\r |
4233bf70 SZ |
200 | // Reference SMBIOS 2.7, chapter 6.1.3, it will have no limit on the length of each individual text string.\r |
201 | // However, the length of the entire structure table (including all strings) must be reported\r | |
202 | // in the Structure Table Length field of the SMBIOS Structure Table Entry Point,\r | |
203 | // which is a WORD field limited to 65,535 bytes.\r | |
afe3969c | 204 | //\r |
4233bf70 | 205 | MaxLen = SMBIOS_TABLE_MAX_LENGTH;\r |
e63f3308 EL |
206 | } else {\r |
207 | //\r | |
208 | // SMBIOS 3.0 defines the Structure table maximum size as DWORD field limited to 0xFFFFFFFF bytes.\r | |
209 | // Locate the end of string as long as possible.\r | |
210 | //\r | |
211 | MaxLen = SMBIOS_3_0_TABLE_MAX_LENGTH;\r | |
4233bf70 SZ |
212 | }\r |
213 | \r | |
214 | for (StrLen = 0 ; StrLen < MaxLen; StrLen++) {\r | |
215 | if (*(CharInStr+StrLen) == 0) {\r | |
216 | break;\r | |
afe3969c | 217 | }\r |
310b04e6 | 218 | }\r |
afe3969c | 219 | \r |
4233bf70 SZ |
220 | if (StrLen == MaxLen) {\r |
221 | return EFI_INVALID_PARAMETER;\r | |
222 | }\r | |
223 | \r | |
310b04e6 | 224 | //\r |
225 | // forward the pointer\r | |
226 | //\r | |
227 | CharInStr += StrLen;\r | |
228 | *Size += StrLen;\r | |
310b04e6 | 229 | *NumberOfStrings += 1;\r |
230 | }\r | |
f8ee20c9 | 231 | \r |
310b04e6 | 232 | //\r |
233 | // count ending two zeros.\r | |
234 | //\r | |
235 | *Size += 2;\r | |
afe3969c | 236 | return EFI_SUCCESS;\r |
310b04e6 | 237 | }\r |
238 | \r | |
239 | /**\r | |
240 | \r | |
241 | Determin whether an SmbiosHandle has already in use.\r | |
242 | \r | |
0ddd8553 | 243 | @param Head Pointer to the beginning of SMBIOS structure.\r |
310b04e6 | 244 | @param Handle A unique handle will be assigned to the SMBIOS record.\r |
245 | \r | |
246 | @retval TRUE Smbios handle already in use.\r | |
247 | @retval FALSE Smbios handle is NOT used.\r | |
d1102dba | 248 | \r |
310b04e6 | 249 | **/\r |
250 | BOOLEAN\r | |
251 | EFIAPI\r | |
252 | CheckSmbiosHandleExistance (\r | |
253 | IN LIST_ENTRY *Head,\r | |
254 | IN EFI_SMBIOS_HANDLE Handle\r | |
255 | )\r | |
256 | {\r | |
257 | LIST_ENTRY *Link;\r | |
258 | SMBIOS_HANDLE_ENTRY *HandleEntry;\r | |
d1102dba | 259 | \r |
310b04e6 | 260 | for (Link = Head->ForwardLink; Link != Head; Link = Link->ForwardLink) {\r |
261 | HandleEntry = SMBIOS_HANDLE_ENTRY_FROM_LINK(Link);\r | |
262 | if (HandleEntry->SmbiosHandle == Handle) {\r | |
263 | return TRUE;\r | |
264 | }\r | |
265 | }\r | |
266 | \r | |
267 | return FALSE;\r | |
268 | }\r | |
269 | \r | |
270 | /**\r | |
271 | \r | |
272 | Get the max SmbiosHandle that could be use.\r | |
273 | \r | |
274 | @param This The EFI_SMBIOS_PROTOCOL instance.\r | |
275 | @param MaxHandle The max handle that could be assigned to the SMBIOS record.\r | |
276 | \r | |
277 | **/\r | |
278 | VOID\r | |
279 | EFIAPI\r | |
280 | GetMaxSmbiosHandle (\r | |
281 | IN CONST EFI_SMBIOS_PROTOCOL *This,\r | |
282 | IN OUT EFI_SMBIOS_HANDLE *MaxHandle\r | |
d1102dba | 283 | )\r |
310b04e6 | 284 | {\r |
285 | if (This->MajorVersion == 2 && This->MinorVersion == 0) {\r | |
286 | *MaxHandle = 0xFFFE;\r | |
287 | } else {\r | |
288 | *MaxHandle = 0xFEFF;\r | |
289 | }\r | |
290 | }\r | |
291 | \r | |
292 | /**\r | |
293 | \r | |
294 | Get an SmbiosHandle that could use.\r | |
295 | \r | |
296 | @param This The EFI_SMBIOS_PROTOCOL instance.\r | |
297 | @param SmbiosHandle A unique handle will be assigned to the SMBIOS record.\r | |
298 | \r | |
299 | @retval EFI_SUCCESS Smbios handle got.\r | |
300 | @retval EFI_OUT_OF_RESOURCES Smbios handle is NOT available.\r | |
d1102dba | 301 | \r |
310b04e6 | 302 | **/\r |
303 | EFI_STATUS\r | |
304 | EFIAPI\r | |
305 | GetAvailableSmbiosHandle (\r | |
306 | IN CONST EFI_SMBIOS_PROTOCOL *This,\r | |
307 | IN OUT EFI_SMBIOS_HANDLE *Handle\r | |
308 | )\r | |
309 | {\r | |
310 | LIST_ENTRY *Head;\r | |
311 | SMBIOS_INSTANCE *Private;\r | |
312 | EFI_SMBIOS_HANDLE MaxSmbiosHandle;\r | |
313 | EFI_SMBIOS_HANDLE AvailableHandle;\r | |
314 | \r | |
315 | GetMaxSmbiosHandle(This, &MaxSmbiosHandle);\r | |
316 | \r | |
317 | Private = SMBIOS_INSTANCE_FROM_THIS (This);\r | |
318 | Head = &Private->AllocatedHandleListHead;\r | |
4659816a | 319 | for (AvailableHandle = 0; AvailableHandle < MaxSmbiosHandle; AvailableHandle++) {\r |
310b04e6 | 320 | if (!CheckSmbiosHandleExistance(Head, AvailableHandle)) {\r |
321 | *Handle = AvailableHandle;\r | |
322 | return EFI_SUCCESS;\r | |
323 | }\r | |
324 | }\r | |
325 | \r | |
326 | return EFI_OUT_OF_RESOURCES;\r | |
327 | }\r | |
328 | \r | |
329 | \r | |
330 | /**\r | |
331 | Add an SMBIOS record.\r | |
332 | \r | |
333 | @param This The EFI_SMBIOS_PROTOCOL instance.\r | |
334 | @param ProducerHandle The handle of the controller or driver associated with the SMBIOS information. NULL\r | |
335 | means no handle.\r | |
4659816a SZ |
336 | @param SmbiosHandle On entry, the handle of the SMBIOS record to add. If FFFEh, then a unique handle\r |
337 | will be assigned to the SMBIOS record. If the SMBIOS handle is already in use,\r | |
310b04e6 | 338 | EFI_ALREADY_STARTED is returned and the SMBIOS record is not updated.\r |
339 | @param Record The data for the fixed portion of the SMBIOS record. The format of the record is\r | |
d1102dba LG |
340 | determined by EFI_SMBIOS_TABLE_HEADER.Type. The size of the formatted area is defined\r |
341 | by EFI_SMBIOS_TABLE_HEADER.Length and either followed by a double-null (0x0000) or\r | |
310b04e6 | 342 | a set of null terminated strings and a null.\r |
343 | \r | |
344 | @retval EFI_SUCCESS Record was added.\r | |
345 | @retval EFI_OUT_OF_RESOURCES Record was not added due to lack of system resources.\r | |
346 | @retval EFI_ALREADY_STARTED The SmbiosHandle passed in was already in use.\r | |
347 | \r | |
348 | **/\r | |
349 | EFI_STATUS\r | |
350 | EFIAPI\r | |
351 | SmbiosAdd (\r | |
352 | IN CONST EFI_SMBIOS_PROTOCOL *This,\r | |
353 | IN EFI_HANDLE ProducerHandle, OPTIONAL\r | |
354 | IN OUT EFI_SMBIOS_HANDLE *SmbiosHandle,\r | |
355 | IN EFI_SMBIOS_TABLE_HEADER *Record\r | |
356 | )\r | |
357 | {\r | |
358 | VOID *Raw;\r | |
359 | UINTN TotalSize;\r | |
360 | UINTN RecordSize;\r | |
361 | UINTN StructureSize;\r | |
362 | UINTN NumberOfStrings;\r | |
363 | EFI_STATUS Status;\r | |
364 | LIST_ENTRY *Head;\r | |
365 | SMBIOS_INSTANCE *Private;\r | |
366 | EFI_SMBIOS_ENTRY *SmbiosEntry;\r | |
367 | EFI_SMBIOS_HANDLE MaxSmbiosHandle;\r | |
368 | SMBIOS_HANDLE_ENTRY *HandleEntry;\r | |
369 | EFI_SMBIOS_RECORD_HEADER *InternalRecord;\r | |
e63f3308 EL |
370 | BOOLEAN Smbios32BitTable;\r |
371 | BOOLEAN Smbios64BitTable;\r | |
d1102dba | 372 | \r |
310b04e6 | 373 | if (SmbiosHandle == NULL) {\r |
374 | return EFI_INVALID_PARAMETER;\r | |
375 | }\r | |
d1102dba | 376 | \r |
310b04e6 | 377 | Private = SMBIOS_INSTANCE_FROM_THIS (This);\r |
378 | //\r | |
379 | // Check whether SmbiosHandle is already in use\r | |
380 | //\r | |
381 | Head = &Private->AllocatedHandleListHead;\r | |
4659816a | 382 | if (*SmbiosHandle != SMBIOS_HANDLE_PI_RESERVED && CheckSmbiosHandleExistance(Head, *SmbiosHandle)) {\r |
310b04e6 | 383 | return EFI_ALREADY_STARTED;\r |
384 | }\r | |
385 | \r | |
386 | //\r | |
4659816a | 387 | // when SmbiosHandle is 0xFFFE, an available handle will be assigned\r |
310b04e6 | 388 | //\r |
4659816a | 389 | if (*SmbiosHandle == SMBIOS_HANDLE_PI_RESERVED) {\r |
310b04e6 | 390 | Status = GetAvailableSmbiosHandle(This, SmbiosHandle);\r |
391 | if (EFI_ERROR(Status)) {\r | |
392 | return Status;\r | |
393 | }\r | |
394 | } else {\r | |
395 | //\r | |
396 | // Check this handle validity\r | |
397 | //\r | |
398 | GetMaxSmbiosHandle(This, &MaxSmbiosHandle);\r | |
399 | if (*SmbiosHandle > MaxSmbiosHandle) {\r | |
400 | return EFI_INVALID_PARAMETER;\r | |
401 | }\r | |
402 | }\r | |
403 | \r | |
404 | //\r | |
405 | // Calculate record size and string number\r | |
406 | //\r | |
afe3969c | 407 | Status = GetSmbiosStructureSize(This, Record, &StructureSize, &NumberOfStrings);\r |
310b04e6 | 408 | if (EFI_ERROR(Status)) {\r |
409 | return Status;\r | |
410 | }\r | |
411 | \r | |
e63f3308 EL |
412 | Smbios32BitTable = FALSE;\r |
413 | Smbios64BitTable = FALSE;\r | |
d1102dba | 414 | if ((This->MajorVersion < 0x3) ||\r |
e63f3308 | 415 | ((This->MajorVersion >= 0x3) && ((PcdGet32 (PcdSmbiosEntryPointProvideMethod) & BIT0) == BIT0))) {\r |
4233bf70 | 416 | //\r |
e63f3308 | 417 | // For SMBIOS 32-bit table, the length of the entire structure table (including all strings) must be reported\r |
4233bf70 | 418 | // in the Structure Table Length field of the SMBIOS Structure Table Entry Point,\r |
e63f3308 EL |
419 | // which is a WORD field limited to 65,535 bytes. So the max size of 32-bit table should not exceed 65,535 bytes.\r |
420 | //\r | |
d1102dba | 421 | if ((EntryPointStructure != NULL) &&\r |
e63f3308 EL |
422 | (EntryPointStructure->TableLength + StructureSize > SMBIOS_TABLE_MAX_LENGTH)) {\r |
423 | DEBUG ((EFI_D_INFO, "SmbiosAdd: Total length exceeds max 32-bit table length with type = %d size = 0x%x\n", Record->Type, StructureSize));\r | |
424 | } else {\r | |
425 | Smbios32BitTable = TRUE;\r | |
426 | DEBUG ((EFI_D_INFO, "SmbiosAdd: Smbios type %d with size 0x%x is added to 32-bit table\n", Record->Type, StructureSize));\r | |
427 | }\r | |
428 | }\r | |
d1102dba | 429 | \r |
e63f3308 EL |
430 | //\r |
431 | // For SMBIOS 3.0, Structure table maximum size in Entry Point structure is DWORD field limited to 0xFFFFFFFF bytes.\r | |
432 | //\r | |
433 | if ((This->MajorVersion >= 0x3) && ((PcdGet32 (PcdSmbiosEntryPointProvideMethod) & BIT1) == BIT1)) {\r | |
434 | //\r | |
435 | // For SMBIOS 64-bit table, Structure table maximum size in SMBIOS 3.0 (64-bit) Entry Point\r | |
436 | // is a DWORD field limited to 0xFFFFFFFF bytes. So the max size of 64-bit table should not exceed 0xFFFFFFFF bytes.\r | |
437 | //\r | |
d1102dba | 438 | if ((Smbios30EntryPointStructure != NULL) &&\r |
e63f3308 EL |
439 | (Smbios30EntryPointStructure->TableMaximumSize + StructureSize > SMBIOS_3_0_TABLE_MAX_LENGTH)) {\r |
440 | DEBUG ((EFI_D_INFO, "SmbiosAdd: Total length exceeds max 64-bit table length with type = %d size = 0x%x\n", Record->Type, StructureSize));\r | |
441 | } else {\r | |
442 | DEBUG ((EFI_D_INFO, "SmbiosAdd: Smbios type %d with size 0x%x is added to 64-bit table\n", Record->Type, StructureSize));\r | |
443 | Smbios64BitTable = TRUE;\r | |
444 | }\r | |
445 | }\r | |
446 | \r | |
447 | if ((!Smbios32BitTable) && (!Smbios64BitTable)) {\r | |
448 | //\r | |
449 | // If both 32-bit and 64-bit table are not updated, quit\r | |
4233bf70 SZ |
450 | //\r |
451 | return EFI_OUT_OF_RESOURCES;\r | |
452 | }\r | |
453 | \r | |
310b04e6 | 454 | //\r |
455 | // Enter into critical section\r | |
d1102dba | 456 | //\r |
310b04e6 | 457 | Status = EfiAcquireLockOrFail (&Private->DataLock);\r |
458 | if (EFI_ERROR (Status)) {\r | |
459 | return Status;\r | |
460 | }\r | |
d1102dba | 461 | \r |
310b04e6 | 462 | RecordSize = sizeof (EFI_SMBIOS_RECORD_HEADER) + StructureSize;\r |
463 | TotalSize = sizeof (EFI_SMBIOS_ENTRY) + RecordSize;\r | |
464 | \r | |
465 | //\r | |
466 | // Allocate internal buffer\r | |
467 | //\r | |
0d34b1cf | 468 | SmbiosEntry = AllocateZeroPool (TotalSize);\r |
310b04e6 | 469 | if (SmbiosEntry == NULL) {\r |
470 | EfiReleaseLock (&Private->DataLock);\r | |
471 | return EFI_OUT_OF_RESOURCES;\r | |
472 | }\r | |
0d34b1cf | 473 | HandleEntry = AllocateZeroPool (sizeof(SMBIOS_HANDLE_ENTRY));\r |
310b04e6 | 474 | if (HandleEntry == NULL) {\r |
475 | EfiReleaseLock (&Private->DataLock);\r | |
476 | return EFI_OUT_OF_RESOURCES;\r | |
477 | }\r | |
478 | \r | |
479 | //\r | |
480 | // Build Handle Entry and insert into linked list\r | |
481 | //\r | |
310b04e6 | 482 | HandleEntry->Signature = SMBIOS_HANDLE_ENTRY_SIGNATURE;\r |
483 | HandleEntry->SmbiosHandle = *SmbiosHandle;\r | |
484 | InsertTailList(&Private->AllocatedHandleListHead, &HandleEntry->Link);\r | |
485 | \r | |
310b04e6 | 486 | InternalRecord = (EFI_SMBIOS_RECORD_HEADER *) (SmbiosEntry + 1);\r |
487 | Raw = (VOID *) (InternalRecord + 1);\r | |
488 | \r | |
489 | //\r | |
490 | // Build internal record Header\r | |
491 | //\r | |
492 | InternalRecord->Version = EFI_SMBIOS_RECORD_HEADER_VERSION;\r | |
c9325700 | 493 | InternalRecord->HeaderSize = (UINT16) sizeof (EFI_SMBIOS_RECORD_HEADER);\r |
310b04e6 | 494 | InternalRecord->RecordSize = RecordSize;\r |
495 | InternalRecord->ProducerHandle = ProducerHandle;\r | |
496 | InternalRecord->NumberOfStrings = NumberOfStrings;\r | |
497 | //\r | |
498 | // Insert record into the internal linked list\r | |
499 | //\r | |
500 | SmbiosEntry->Signature = EFI_SMBIOS_ENTRY_SIGNATURE;\r | |
501 | SmbiosEntry->RecordHeader = InternalRecord;\r | |
502 | SmbiosEntry->RecordSize = TotalSize;\r | |
e63f3308 EL |
503 | SmbiosEntry->Smbios32BitTable = Smbios32BitTable;\r |
504 | SmbiosEntry->Smbios64BitTable = Smbios64BitTable;\r | |
310b04e6 | 505 | InsertTailList (&Private->DataListHead, &SmbiosEntry->Link);\r |
506 | \r | |
507 | CopyMem (Raw, Record, StructureSize);\r | |
508 | ((EFI_SMBIOS_TABLE_HEADER*)Raw)->Handle = *SmbiosHandle;\r | |
509 | \r | |
0ddd8553 | 510 | //\r |
511 | // Some UEFI drivers (such as network) need some information in SMBIOS table.\r | |
512 | // Here we create SMBIOS table and publish it in\r | |
513 | // configuration table, so other UEFI drivers can get SMBIOS table from\r | |
514 | // configuration table without depending on PI SMBIOS protocol.\r | |
515 | //\r | |
e63f3308 | 516 | SmbiosTableConstruction (Smbios32BitTable, Smbios64BitTable);\r |
d1102dba | 517 | \r |
310b04e6 | 518 | //\r |
519 | // Leave critical section\r | |
520 | //\r | |
521 | EfiReleaseLock (&Private->DataLock);\r | |
522 | return EFI_SUCCESS;\r | |
523 | }\r | |
524 | \r | |
525 | /**\r | |
526 | Update the string associated with an existing SMBIOS record.\r | |
527 | \r | |
528 | @param This The EFI_SMBIOS_PROTOCOL instance.\r | |
529 | @param SmbiosHandle SMBIOS Handle of structure that will have its string updated.\r | |
530 | @param StringNumber The non-zero string number of the string to update\r | |
531 | @param String Update the StringNumber string with String.\r | |
532 | \r | |
533 | @retval EFI_SUCCESS SmbiosHandle had its StringNumber String updated.\r | |
534 | @retval EFI_INVALID_PARAMETER SmbiosHandle does not exist.\r | |
4659816a | 535 | @retval EFI_UNSUPPORTED String was not added because it is longer than the SMBIOS Table supports.\r |
310b04e6 | 536 | @retval EFI_NOT_FOUND The StringNumber.is not valid for this SMBIOS record.\r |
537 | \r | |
538 | **/\r | |
539 | EFI_STATUS\r | |
540 | EFIAPI\r | |
541 | SmbiosUpdateString (\r | |
542 | IN CONST EFI_SMBIOS_PROTOCOL *This,\r | |
543 | IN EFI_SMBIOS_HANDLE *SmbiosHandle,\r | |
544 | IN UINTN *StringNumber,\r | |
545 | IN CHAR8 *String\r | |
546 | )\r | |
547 | {\r | |
548 | UINTN InputStrLen;\r | |
549 | UINTN TargetStrLen;\r | |
550 | UINTN StrIndex;\r | |
551 | UINTN TargetStrOffset;\r | |
552 | UINTN NewEntrySize;\r | |
553 | CHAR8 *StrStart;\r | |
554 | VOID *Raw;\r | |
555 | LIST_ENTRY *Link;\r | |
556 | LIST_ENTRY *Head;\r | |
557 | EFI_STATUS Status;\r | |
558 | SMBIOS_INSTANCE *Private;\r | |
559 | EFI_SMBIOS_ENTRY *SmbiosEntry;\r | |
560 | EFI_SMBIOS_ENTRY *ResizedSmbiosEntry;\r | |
561 | EFI_SMBIOS_HANDLE MaxSmbiosHandle;\r | |
562 | EFI_SMBIOS_TABLE_HEADER *Record;\r | |
563 | EFI_SMBIOS_RECORD_HEADER *InternalRecord;\r | |
d1102dba | 564 | \r |
310b04e6 | 565 | //\r |
566 | // Check args validity\r | |
567 | //\r | |
568 | GetMaxSmbiosHandle(This, &MaxSmbiosHandle);\r | |
569 | \r | |
570 | if (*SmbiosHandle > MaxSmbiosHandle) {\r | |
571 | return EFI_INVALID_PARAMETER;\r | |
572 | }\r | |
573 | \r | |
574 | if (String == NULL) {\r | |
575 | return EFI_ABORTED;\r | |
576 | }\r | |
577 | \r | |
578 | if (*StringNumber == 0) {\r | |
579 | return EFI_NOT_FOUND;\r | |
580 | }\r | |
581 | \r | |
582 | InputStrLen = AsciiStrLen(String);\r | |
afe3969c | 583 | \r |
afe3969c SZ |
584 | if (This->MajorVersion < 2 || (This->MajorVersion == 2 && This->MinorVersion < 7)) {\r |
585 | if (InputStrLen > SMBIOS_STRING_MAX_LENGTH) {\r | |
586 | return EFI_UNSUPPORTED;\r | |
587 | }\r | |
e63f3308 | 588 | } else if (This->MajorVersion < 3) {\r |
4233bf70 SZ |
589 | //\r |
590 | // Reference SMBIOS 2.7, chapter 6.1.3, it will have no limit on the length of each individual text string.\r | |
d1102dba | 591 | // However, the length of the entire structure table (including all strings) must be reported\r |
4233bf70 SZ |
592 | // in the Structure Table Length field of the SMBIOS Structure Table Entry Point,\r |
593 | // which is a WORD field limited to 65,535 bytes.\r | |
594 | //\r | |
595 | if (InputStrLen > SMBIOS_TABLE_MAX_LENGTH) {\r | |
596 | return EFI_UNSUPPORTED;\r | |
597 | }\r | |
e63f3308 EL |
598 | } else {\r |
599 | if (InputStrLen > SMBIOS_3_0_TABLE_MAX_LENGTH) {\r | |
600 | //\r | |
601 | // SMBIOS 3.0 defines the Structure table maximum size as DWORD field limited to 0xFFFFFFFF bytes.\r | |
602 | // The input string length should not exceed 0xFFFFFFFF bytes.\r | |
d1102dba | 603 | //\r |
e63f3308 EL |
604 | return EFI_UNSUPPORTED;\r |
605 | }\r | |
310b04e6 | 606 | }\r |
607 | \r | |
608 | Private = SMBIOS_INSTANCE_FROM_THIS (This);\r | |
609 | //\r | |
610 | // Enter into critical section\r | |
d1102dba | 611 | //\r |
310b04e6 | 612 | Status = EfiAcquireLockOrFail (&Private->DataLock);\r |
613 | if (EFI_ERROR (Status)) {\r | |
614 | return Status;\r | |
615 | }\r | |
616 | \r | |
617 | Head = &Private->DataListHead;\r | |
618 | for (Link = Head->ForwardLink; Link != Head; Link = Link->ForwardLink) {\r | |
619 | SmbiosEntry = SMBIOS_ENTRY_FROM_LINK(Link);\r | |
620 | Record = (EFI_SMBIOS_TABLE_HEADER*)(SmbiosEntry->RecordHeader + 1);\r | |
621 | \r | |
afe3969c | 622 | if (Record->Handle == *SmbiosHandle) {\r |
310b04e6 | 623 | //\r |
0ddd8553 | 624 | // Find out the specified SMBIOS record\r |
310b04e6 | 625 | //\r |
626 | if (*StringNumber > SmbiosEntry->RecordHeader->NumberOfStrings) {\r | |
627 | EfiReleaseLock (&Private->DataLock);\r | |
628 | return EFI_NOT_FOUND;\r | |
629 | }\r | |
630 | //\r | |
631 | // Point to unformed string section\r | |
632 | //\r | |
afe3969c | 633 | StrStart = (CHAR8 *) Record + Record->Length;\r |
d1102dba | 634 | \r |
310b04e6 | 635 | for (StrIndex = 1, TargetStrOffset = 0; StrIndex < *StringNumber; StrStart++, TargetStrOffset++) {\r |
636 | //\r | |
637 | // A string ends in 00h\r | |
638 | //\r | |
639 | if (*StrStart == 0) {\r | |
640 | StrIndex++;\r | |
641 | }\r | |
d1102dba | 642 | \r |
310b04e6 | 643 | //\r |
644 | // String section ends in double-null (0000h)\r | |
645 | //\r | |
646 | if (*StrStart == 0 && *(StrStart + 1) == 0) {\r | |
647 | EfiReleaseLock (&Private->DataLock);\r | |
648 | return EFI_NOT_FOUND;\r | |
d1102dba | 649 | }\r |
310b04e6 | 650 | }\r |
651 | \r | |
f8ee20c9 | 652 | if (*StrStart == 0) {\r |
afe3969c SZ |
653 | StrStart++;\r |
654 | TargetStrOffset++;\r | |
f8ee20c9 | 655 | }\r |
d1102dba | 656 | \r |
310b04e6 | 657 | //\r |
658 | // Now we get the string target\r | |
659 | //\r | |
660 | TargetStrLen = AsciiStrLen(StrStart);\r | |
661 | if (InputStrLen == TargetStrLen) {\r | |
5e4b8bfe | 662 | AsciiStrCpyS(StrStart, TargetStrLen + 1, String);\r |
0ddd8553 | 663 | //\r |
664 | // Some UEFI drivers (such as network) need some information in SMBIOS table.\r | |
665 | // Here we create SMBIOS table and publish it in\r | |
666 | // configuration table, so other UEFI drivers can get SMBIOS table from\r | |
667 | // configuration table without depending on PI SMBIOS protocol.\r | |
668 | //\r | |
e63f3308 | 669 | SmbiosTableConstruction (SmbiosEntry->Smbios32BitTable, SmbiosEntry->Smbios64BitTable);\r |
310b04e6 | 670 | EfiReleaseLock (&Private->DataLock);\r |
671 | return EFI_SUCCESS;\r | |
672 | }\r | |
d1102dba | 673 | \r |
e63f3308 EL |
674 | SmbiosEntry->Smbios32BitTable = FALSE;\r |
675 | SmbiosEntry->Smbios64BitTable = FALSE;\r | |
d1102dba | 676 | if ((This->MajorVersion < 0x3) ||\r |
e63f3308 EL |
677 | ((This->MajorVersion >= 0x3) && ((PcdGet32 (PcdSmbiosEntryPointProvideMethod) & BIT0) == BIT0))) {\r |
678 | //\r | |
679 | // 32-bit table is produced, check the valid length.\r | |
680 | //\r | |
d1102dba | 681 | if ((EntryPointStructure != NULL) &&\r |
e63f3308 EL |
682 | (EntryPointStructure->TableLength + InputStrLen - TargetStrLen > SMBIOS_TABLE_MAX_LENGTH)) {\r |
683 | //\r | |
684 | // The length of the entire structure table (including all strings) must be reported\r | |
685 | // in the Structure Table Length field of the SMBIOS Structure Table Entry Point,\r | |
686 | // which is a WORD field limited to 65,535 bytes.\r | |
687 | //\r | |
688 | DEBUG ((EFI_D_INFO, "SmbiosUpdateString: Total length exceeds max 32-bit table length\n"));\r | |
689 | } else {\r | |
690 | DEBUG ((EFI_D_INFO, "SmbiosUpdateString: New smbios record add to 32-bit table\n"));\r | |
691 | SmbiosEntry->Smbios32BitTable = TRUE;\r | |
692 | }\r | |
d1102dba | 693 | }\r |
310b04e6 | 694 | \r |
e63f3308 | 695 | if ((This->MajorVersion >= 0x3) && ((PcdGet32 (PcdSmbiosEntryPointProvideMethod) & BIT1) == BIT1)) {\r |
4233bf70 | 696 | //\r |
e63f3308 | 697 | // 64-bit table is produced, check the valid length.\r |
4233bf70 | 698 | //\r |
d1102dba | 699 | if ((Smbios30EntryPointStructure != NULL) &&\r |
e63f3308 EL |
700 | (Smbios30EntryPointStructure->TableMaximumSize + InputStrLen - TargetStrLen > SMBIOS_3_0_TABLE_MAX_LENGTH)) {\r |
701 | DEBUG ((EFI_D_INFO, "SmbiosUpdateString: Total length exceeds max 64-bit table length\n"));\r | |
702 | } else {\r | |
703 | DEBUG ((EFI_D_INFO, "SmbiosUpdateString: New smbios record add to 64-bit table\n"));\r | |
704 | SmbiosEntry->Smbios64BitTable = TRUE;\r | |
705 | }\r | |
706 | }\r | |
707 | \r | |
708 | if ((!SmbiosEntry->Smbios32BitTable) && (!SmbiosEntry->Smbios64BitTable)) {\r | |
709 | EfiReleaseLock (&Private->DataLock);\r | |
4233bf70 SZ |
710 | return EFI_UNSUPPORTED;\r |
711 | }\r | |
712 | \r | |
310b04e6 | 713 | //\r |
714 | // Original string buffer size is not exactly match input string length.\r | |
715 | // Re-allocate buffer is needed.\r | |
716 | //\r | |
717 | NewEntrySize = SmbiosEntry->RecordSize + InputStrLen - TargetStrLen;\r | |
0d34b1cf | 718 | ResizedSmbiosEntry = AllocateZeroPool (NewEntrySize);\r |
310b04e6 | 719 | \r |
720 | if (ResizedSmbiosEntry == NULL) {\r | |
721 | EfiReleaseLock (&Private->DataLock);\r | |
722 | return EFI_OUT_OF_RESOURCES;\r | |
723 | }\r | |
724 | \r | |
310b04e6 | 725 | InternalRecord = (EFI_SMBIOS_RECORD_HEADER *) (ResizedSmbiosEntry + 1);\r |
726 | Raw = (VOID *) (InternalRecord + 1);\r | |
727 | \r | |
728 | //\r | |
729 | // Build internal record Header\r | |
730 | //\r | |
731 | InternalRecord->Version = EFI_SMBIOS_RECORD_HEADER_VERSION;\r | |
c9325700 | 732 | InternalRecord->HeaderSize = (UINT16) sizeof (EFI_SMBIOS_RECORD_HEADER);\r |
310b04e6 | 733 | InternalRecord->RecordSize = SmbiosEntry->RecordHeader->RecordSize + InputStrLen - TargetStrLen;\r |
734 | InternalRecord->ProducerHandle = SmbiosEntry->RecordHeader->ProducerHandle;\r | |
735 | InternalRecord->NumberOfStrings = SmbiosEntry->RecordHeader->NumberOfStrings;\r | |
736 | \r | |
737 | //\r | |
0ddd8553 | 738 | // Copy SMBIOS structure and optional strings.\r |
310b04e6 | 739 | //\r |
f8ee20c9 | 740 | CopyMem (Raw, SmbiosEntry->RecordHeader + 1, Record->Length + TargetStrOffset);\r |
741 | CopyMem ((VOID*)((UINTN)Raw + Record->Length + TargetStrOffset), String, InputStrLen + 1);\r | |
742 | CopyMem ((CHAR8*)((UINTN)Raw + Record->Length + TargetStrOffset + InputStrLen + 1),\r | |
743 | (CHAR8*)Record + Record->Length + TargetStrOffset + TargetStrLen + 1,\r | |
744 | SmbiosEntry->RecordHeader->RecordSize - sizeof (EFI_SMBIOS_RECORD_HEADER) - Record->Length - TargetStrOffset - TargetStrLen - 1);\r | |
310b04e6 | 745 | \r |
746 | //\r | |
747 | // Insert new record\r | |
748 | //\r | |
749 | ResizedSmbiosEntry->Signature = EFI_SMBIOS_ENTRY_SIGNATURE;\r | |
750 | ResizedSmbiosEntry->RecordHeader = InternalRecord;\r | |
751 | ResizedSmbiosEntry->RecordSize = NewEntrySize;\r | |
e63f3308 EL |
752 | ResizedSmbiosEntry->Smbios32BitTable = SmbiosEntry->Smbios32BitTable;\r |
753 | ResizedSmbiosEntry->Smbios64BitTable = SmbiosEntry->Smbios64BitTable;\r | |
310b04e6 | 754 | InsertTailList (Link->ForwardLink, &ResizedSmbiosEntry->Link);\r |
755 | \r | |
756 | //\r | |
757 | // Remove old record\r | |
758 | //\r | |
759 | RemoveEntryList(Link);\r | |
760 | FreePool(SmbiosEntry);\r | |
0ddd8553 | 761 | //\r |
762 | // Some UEFI drivers (such as network) need some information in SMBIOS table.\r | |
763 | // Here we create SMBIOS table and publish it in\r | |
764 | // configuration table, so other UEFI drivers can get SMBIOS table from\r | |
765 | // configuration table without depending on PI SMBIOS protocol.\r | |
766 | //\r | |
e63f3308 | 767 | SmbiosTableConstruction (ResizedSmbiosEntry->Smbios32BitTable, ResizedSmbiosEntry->Smbios64BitTable);\r |
310b04e6 | 768 | EfiReleaseLock (&Private->DataLock);\r |
769 | return EFI_SUCCESS;\r | |
770 | }\r | |
771 | }\r | |
772 | \r | |
773 | EfiReleaseLock (&Private->DataLock);\r | |
774 | return EFI_INVALID_PARAMETER;\r | |
775 | }\r | |
776 | \r | |
777 | /**\r | |
778 | Remove an SMBIOS record.\r | |
779 | \r | |
780 | @param This The EFI_SMBIOS_PROTOCOL instance.\r | |
781 | @param SmbiosHandle The handle of the SMBIOS record to remove.\r | |
782 | \r | |
783 | @retval EFI_SUCCESS SMBIOS record was removed.\r | |
784 | @retval EFI_INVALID_PARAMETER SmbiosHandle does not specify a valid SMBIOS record.\r | |
785 | \r | |
786 | **/\r | |
787 | EFI_STATUS\r | |
788 | EFIAPI\r | |
789 | SmbiosRemove (\r | |
790 | IN CONST EFI_SMBIOS_PROTOCOL *This,\r | |
791 | IN EFI_SMBIOS_HANDLE SmbiosHandle\r | |
792 | )\r | |
793 | {\r | |
794 | LIST_ENTRY *Link;\r | |
795 | LIST_ENTRY *Head;\r | |
796 | EFI_STATUS Status;\r | |
797 | EFI_SMBIOS_HANDLE MaxSmbiosHandle;\r | |
798 | SMBIOS_INSTANCE *Private;\r | |
799 | EFI_SMBIOS_ENTRY *SmbiosEntry;\r | |
800 | SMBIOS_HANDLE_ENTRY *HandleEntry;\r | |
801 | EFI_SMBIOS_TABLE_HEADER *Record;\r | |
802 | \r | |
803 | //\r | |
804 | // Check args validity\r | |
805 | //\r | |
806 | GetMaxSmbiosHandle(This, &MaxSmbiosHandle);\r | |
807 | \r | |
808 | if (SmbiosHandle > MaxSmbiosHandle) {\r | |
809 | return EFI_INVALID_PARAMETER;\r | |
810 | }\r | |
811 | \r | |
812 | Private = SMBIOS_INSTANCE_FROM_THIS (This);\r | |
813 | //\r | |
814 | // Enter into critical section\r | |
d1102dba | 815 | //\r |
310b04e6 | 816 | Status = EfiAcquireLockOrFail (&Private->DataLock);\r |
817 | if (EFI_ERROR (Status)) {\r | |
818 | return Status;\r | |
819 | }\r | |
820 | \r | |
821 | Head = &Private->DataListHead;\r | |
822 | for (Link = Head->ForwardLink; Link != Head; Link = Link->ForwardLink) {\r | |
823 | SmbiosEntry = SMBIOS_ENTRY_FROM_LINK(Link);\r | |
824 | Record = (EFI_SMBIOS_TABLE_HEADER*)(SmbiosEntry->RecordHeader + 1);\r | |
afe3969c | 825 | if (Record->Handle == SmbiosHandle) {\r |
310b04e6 | 826 | //\r |
827 | // Remove specified smobios record from DataList\r | |
828 | //\r | |
829 | RemoveEntryList(Link);\r | |
d1102dba | 830 | //\r |
310b04e6 | 831 | // Remove this handle from AllocatedHandleList\r |
832 | //\r | |
833 | Head = &Private->AllocatedHandleListHead;\r | |
834 | for (Link = Head->ForwardLink; Link != Head; Link = Link->ForwardLink) {\r | |
835 | HandleEntry = SMBIOS_HANDLE_ENTRY_FROM_LINK(Link);\r | |
afe3969c | 836 | if (HandleEntry->SmbiosHandle == SmbiosHandle) {\r |
310b04e6 | 837 | RemoveEntryList(Link);\r |
838 | FreePool(HandleEntry);\r | |
839 | break;\r | |
840 | }\r | |
841 | }\r | |
0ddd8553 | 842 | //\r |
843 | // Some UEFI drivers (such as network) need some information in SMBIOS table.\r | |
844 | // Here we create SMBIOS table and publish it in\r | |
845 | // configuration table, so other UEFI drivers can get SMBIOS table from\r | |
846 | // configuration table without depending on PI SMBIOS protocol.\r | |
847 | //\r | |
e63f3308 EL |
848 | if (SmbiosEntry->Smbios32BitTable) {\r |
849 | DEBUG ((EFI_D_INFO, "SmbiosRemove: remove from 32-bit table\n"));\r | |
850 | }\r | |
851 | if (SmbiosEntry->Smbios64BitTable) {\r | |
852 | DEBUG ((EFI_D_INFO, "SmbiosRemove: remove from 64-bit table\n"));\r | |
853 | }\r | |
854 | //\r | |
855 | // Update the whole SMBIOS table again based on which table the removed SMBIOS record is in.\r | |
856 | //\r | |
857 | SmbiosTableConstruction (SmbiosEntry->Smbios32BitTable, SmbiosEntry->Smbios64BitTable);\r | |
858 | FreePool(SmbiosEntry);\r | |
310b04e6 | 859 | EfiReleaseLock (&Private->DataLock);\r |
860 | return EFI_SUCCESS;\r | |
861 | }\r | |
862 | }\r | |
863 | \r | |
864 | //\r | |
865 | // Leave critical section\r | |
866 | //\r | |
867 | EfiReleaseLock (&Private->DataLock);\r | |
868 | return EFI_INVALID_PARAMETER;\r | |
d1102dba | 869 | \r |
310b04e6 | 870 | }\r |
871 | \r | |
872 | /**\r | |
873 | Allow the caller to discover all or some of the SMBIOS records.\r | |
874 | \r | |
875 | @param This The EFI_SMBIOS_PROTOCOL instance.\r | |
876 | @param SmbiosHandle On entry, points to the previous handle of the SMBIOS record. On exit, points to the\r | |
4659816a SZ |
877 | next SMBIOS record handle. If it is FFFEh on entry, then the first SMBIOS record\r |
878 | handle will be returned. If it returns FFFEh on exit, then there are no more SMBIOS records.\r | |
d1102dba | 879 | @param Type On entry it means return the next SMBIOS record of type Type. If a NULL is passed in\r |
310b04e6 | 880 | this functionally it ignored. Type is not modified by the GetNext() function.\r |
881 | @param Record On exit, points to the SMBIOS Record consisting of the formatted area followed by\r | |
882 | the unformatted area. The unformatted area optionally contains text strings.\r | |
d1102dba LG |
883 | @param ProducerHandle On exit, points to the ProducerHandle registered by Add(). If no ProducerHandle was passed into Add() NULL is returned.\r |
884 | If a NULL pointer is passed in no data will be returned\r | |
885 | \r | |
310b04e6 | 886 | @retval EFI_SUCCESS SMBIOS record information was successfully returned in Record.\r |
310b04e6 | 887 | @retval EFI_NOT_FOUND The SMBIOS record with SmbiosHandle was the last available record.\r |
888 | \r | |
889 | **/\r | |
890 | EFI_STATUS\r | |
891 | EFIAPI\r | |
892 | SmbiosGetNext (\r | |
893 | IN CONST EFI_SMBIOS_PROTOCOL *This,\r | |
894 | IN OUT EFI_SMBIOS_HANDLE *SmbiosHandle,\r | |
895 | IN EFI_SMBIOS_TYPE *Type, OPTIONAL\r | |
896 | OUT EFI_SMBIOS_TABLE_HEADER **Record,\r | |
897 | OUT EFI_HANDLE *ProducerHandle OPTIONAL\r | |
898 | )\r | |
899 | {\r | |
900 | BOOLEAN StartPointFound;\r | |
901 | LIST_ENTRY *Link;\r | |
902 | LIST_ENTRY *Head;\r | |
903 | SMBIOS_INSTANCE *Private;\r | |
904 | EFI_SMBIOS_ENTRY *SmbiosEntry;\r | |
905 | EFI_SMBIOS_TABLE_HEADER *SmbiosTableHeader;\r | |
906 | \r | |
907 | if (SmbiosHandle == NULL) {\r | |
908 | return EFI_INVALID_PARAMETER;\r | |
909 | }\r | |
910 | \r | |
911 | StartPointFound = FALSE;\r | |
912 | Private = SMBIOS_INSTANCE_FROM_THIS (This);\r | |
913 | Head = &Private->DataListHead;\r | |
914 | for (Link = Head->ForwardLink; Link != Head; Link = Link->ForwardLink) {\r | |
915 | SmbiosEntry = SMBIOS_ENTRY_FROM_LINK(Link);\r | |
d1102dba | 916 | SmbiosTableHeader = (EFI_SMBIOS_TABLE_HEADER*)(SmbiosEntry->RecordHeader + 1);\r |
310b04e6 | 917 | \r |
918 | //\r | |
4659816a | 919 | // If SmbiosHandle is 0xFFFE, the first matched SMBIOS record handle will be returned\r |
310b04e6 | 920 | //\r |
4659816a | 921 | if (*SmbiosHandle == SMBIOS_HANDLE_PI_RESERVED) {\r |
310b04e6 | 922 | if ((Type != NULL) && (*Type != SmbiosTableHeader->Type)) {\r |
d1102dba | 923 | continue;\r |
310b04e6 | 924 | }\r |
925 | \r | |
926 | *SmbiosHandle = SmbiosTableHeader->Handle;\r | |
927 | *Record =SmbiosTableHeader;\r | |
928 | if (ProducerHandle != NULL) {\r | |
929 | *ProducerHandle = SmbiosEntry->RecordHeader->ProducerHandle;\r | |
930 | }\r | |
931 | return EFI_SUCCESS;\r | |
932 | }\r | |
933 | \r | |
934 | //\r | |
0ddd8553 | 935 | // Start this round search from the next SMBIOS handle\r |
310b04e6 | 936 | //\r |
937 | if (!StartPointFound && (*SmbiosHandle == SmbiosTableHeader->Handle)) {\r | |
938 | StartPointFound = TRUE;\r | |
939 | continue;\r | |
940 | }\r | |
941 | \r | |
942 | if (StartPointFound) {\r | |
943 | if ((Type != NULL) && (*Type != SmbiosTableHeader->Type)) {\r | |
d1102dba | 944 | continue;\r |
310b04e6 | 945 | }\r |
d1102dba | 946 | \r |
310b04e6 | 947 | *SmbiosHandle = SmbiosTableHeader->Handle;\r |
d1102dba | 948 | *Record = SmbiosTableHeader;\r |
310b04e6 | 949 | if (ProducerHandle != NULL) {\r |
950 | *ProducerHandle = SmbiosEntry->RecordHeader->ProducerHandle;\r | |
951 | }\r | |
952 | \r | |
d1102dba | 953 | return EFI_SUCCESS;\r |
310b04e6 | 954 | }\r |
955 | }\r | |
956 | \r | |
4659816a | 957 | *SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;\r |
310b04e6 | 958 | return EFI_NOT_FOUND;\r |
d1102dba | 959 | \r |
310b04e6 | 960 | }\r |
961 | \r | |
0ddd8553 | 962 | /**\r |
963 | Allow the caller to discover all of the SMBIOS records.\r | |
964 | \r | |
965 | @param This The EFI_SMBIOS_PROTOCOL instance.\r | |
d1102dba LG |
966 | @param CurrentSmbiosEntry On exit, points to the SMBIOS entry on the list which includes the returned SMBIOS record information.\r |
967 | If *CurrentSmbiosEntry is NULL on entry, then the first SMBIOS entry on the list will be returned.\r | |
0ddd8553 | 968 | @param Record On exit, points to the SMBIOS Record consisting of the formatted area followed by\r |
969 | the unformatted area. The unformatted area optionally contains text strings.\r | |
d1102dba | 970 | \r |
0ddd8553 | 971 | @retval EFI_SUCCESS SMBIOS record information was successfully returned in Record.\r |
972 | *CurrentSmbiosEntry points to the SMBIOS entry which includes the returned SMBIOS record information.\r | |
973 | @retval EFI_NOT_FOUND There is no more SMBIOS entry.\r | |
974 | \r | |
975 | **/\r | |
976 | EFI_STATUS\r | |
977 | EFIAPI\r | |
978 | GetNextSmbiosRecord (\r | |
979 | IN CONST EFI_SMBIOS_PROTOCOL *This,\r | |
980 | IN OUT EFI_SMBIOS_ENTRY **CurrentSmbiosEntry,\r | |
981 | OUT EFI_SMBIOS_TABLE_HEADER **Record\r | |
982 | )\r | |
983 | {\r | |
984 | LIST_ENTRY *Link;\r | |
985 | LIST_ENTRY *Head;\r | |
986 | SMBIOS_INSTANCE *Private;\r | |
987 | EFI_SMBIOS_ENTRY *SmbiosEntry;\r | |
988 | EFI_SMBIOS_TABLE_HEADER *SmbiosTableHeader;\r | |
989 | \r | |
990 | Private = SMBIOS_INSTANCE_FROM_THIS (This);\r | |
991 | if (*CurrentSmbiosEntry == NULL) {\r | |
992 | //\r | |
993 | // Get the beginning of SMBIOS entry.\r | |
994 | //\r | |
995 | Head = &Private->DataListHead;\r | |
996 | } else {\r | |
997 | //\r | |
998 | // Get previous SMBIOS entry and make it as start point.\r | |
999 | //\r | |
1000 | Head = &(*CurrentSmbiosEntry)->Link;\r | |
1001 | }\r | |
d1102dba | 1002 | \r |
0ddd8553 | 1003 | Link = Head->ForwardLink;\r |
d1102dba | 1004 | \r |
0ddd8553 | 1005 | if (Link == &Private->DataListHead) {\r |
1006 | //\r | |
1007 | // If no more SMBIOS entry in the list, return not found.\r | |
1008 | //\r | |
1009 | return EFI_NOT_FOUND;\r | |
1010 | }\r | |
d1102dba | 1011 | \r |
0ddd8553 | 1012 | SmbiosEntry = SMBIOS_ENTRY_FROM_LINK(Link);\r |
1013 | SmbiosTableHeader = (EFI_SMBIOS_TABLE_HEADER*)(SmbiosEntry->RecordHeader + 1);\r | |
d1102dba | 1014 | *Record = SmbiosTableHeader;\r |
0ddd8553 | 1015 | *CurrentSmbiosEntry = SmbiosEntry;\r |
d1102dba | 1016 | return EFI_SUCCESS;\r |
0ddd8553 | 1017 | }\r |
310b04e6 | 1018 | \r |
1019 | /**\r | |
0ddd8553 | 1020 | Assembles SMBIOS table from the SMBIOS protocol. Produce Table\r |
310b04e6 | 1021 | Entry Point and return the pointer to it.\r |
d1102dba | 1022 | \r |
310b04e6 | 1023 | @param TableEntryPointStructure On exit, points to the SMBIOS entrypoint structure.\r |
d1102dba | 1024 | \r |
310b04e6 | 1025 | @retval EFI_SUCCESS Structure created sucessfully.\r |
310b04e6 | 1026 | @retval EFI_OUT_OF_RESOURCES No enough memory.\r |
d1102dba | 1027 | \r |
310b04e6 | 1028 | **/\r |
1029 | EFI_STATUS\r | |
1030 | EFIAPI\r | |
1031 | SmbiosCreateTable (\r | |
1032 | OUT VOID **TableEntryPointStructure\r | |
1033 | )\r | |
1034 | {\r | |
310b04e6 | 1035 | UINT8 *BufferPointer;\r |
310b04e6 | 1036 | UINTN RecordSize;\r |
1037 | UINTN NumOfStr;\r | |
1038 | EFI_STATUS Status;\r | |
1039 | EFI_SMBIOS_HANDLE SmbiosHandle;\r | |
1040 | EFI_SMBIOS_PROTOCOL *SmbiosProtocol;\r | |
1041 | EFI_PHYSICAL_ADDRESS PhysicalAddress;\r | |
1042 | EFI_SMBIOS_TABLE_HEADER *SmbiosRecord;\r | |
1043 | EFI_SMBIOS_TABLE_END_STRUCTURE EndStructure;\r | |
0ddd8553 | 1044 | EFI_SMBIOS_ENTRY *CurrentSmbiosEntry;\r |
d1102dba | 1045 | \r |
310b04e6 | 1046 | Status = EFI_SUCCESS;\r |
1047 | BufferPointer = NULL;\r | |
310b04e6 | 1048 | \r |
e63f3308 EL |
1049 | if (EntryPointStructure == NULL) {\r |
1050 | //\r | |
1051 | // Initialize the EntryPointStructure with initial values.\r | |
1052 | // It should be done only once.\r | |
1053 | // Allocate memory (below 4GB).\r | |
1054 | //\r | |
1055 | DEBUG ((EFI_D_INFO, "SmbiosCreateTable: Initialize 32-bit entry point structure\n"));\r | |
1056 | EntryPointStructureData.MajorVersion = mPrivateData.Smbios.MajorVersion;\r | |
1057 | EntryPointStructureData.MinorVersion = mPrivateData.Smbios.MinorVersion;\r | |
1058 | EntryPointStructureData.SmbiosBcdRevision = (UINT8) ((PcdGet16 (PcdSmbiosVersion) >> 4) & 0xf0) | (UINT8) (PcdGet16 (PcdSmbiosVersion) & 0x0f);\r | |
1059 | PhysicalAddress = 0xffffffff;\r | |
1060 | Status = gBS->AllocatePages (\r | |
1061 | AllocateMaxAddress,\r | |
1062 | EfiRuntimeServicesData,\r | |
1063 | EFI_SIZE_TO_PAGES (sizeof (SMBIOS_TABLE_ENTRY_POINT)),\r | |
1064 | &PhysicalAddress\r | |
1065 | );\r | |
1066 | if (EFI_ERROR (Status)) {\r | |
1067 | DEBUG ((EFI_D_ERROR, "SmbiosCreateTable () could not allocate EntryPointStructure < 4GB\n"));\r | |
1068 | Status = gBS->AllocatePages (\r | |
1069 | AllocateAnyPages,\r | |
1070 | EfiRuntimeServicesData,\r | |
1071 | EFI_SIZE_TO_PAGES (sizeof (SMBIOS_TABLE_ENTRY_POINT)),\r | |
1072 | &PhysicalAddress\r | |
1073 | );\r | |
1074 | if (EFI_ERROR (Status)) {\r | |
1075 | return EFI_OUT_OF_RESOURCES;\r | |
1076 | }\r | |
1077 | }\r | |
d1102dba | 1078 | \r |
e63f3308 | 1079 | EntryPointStructure = (SMBIOS_TABLE_ENTRY_POINT *) (UINTN) PhysicalAddress;\r |
d1102dba | 1080 | \r |
e63f3308 EL |
1081 | CopyMem (\r |
1082 | EntryPointStructure,\r | |
1083 | &EntryPointStructureData,\r | |
1084 | sizeof (SMBIOS_TABLE_ENTRY_POINT)\r | |
1085 | );\r | |
1086 | }\r | |
1087 | \r | |
310b04e6 | 1088 | //\r |
0ddd8553 | 1089 | // Get Smbios protocol to traverse SMBIOS records.\r |
310b04e6 | 1090 | //\r |
0ddd8553 | 1091 | SmbiosProtocol = &mPrivateData.Smbios;\r |
310b04e6 | 1092 | \r |
310b04e6 | 1093 | //\r |
1094 | // Make some statistics about all the structures\r | |
1095 | //\r | |
1096 | EntryPointStructure->NumberOfSmbiosStructures = 0;\r | |
1097 | EntryPointStructure->TableLength = 0;\r | |
1098 | EntryPointStructure->MaxStructureSize = 0;\r | |
310b04e6 | 1099 | \r |
1100 | //\r | |
1101 | // Calculate EPS Table Length\r | |
1102 | //\r | |
0ddd8553 | 1103 | CurrentSmbiosEntry = NULL;\r |
310b04e6 | 1104 | do {\r |
0ddd8553 | 1105 | Status = GetNextSmbiosRecord (SmbiosProtocol, &CurrentSmbiosEntry, &SmbiosRecord);\r |
d1102dba | 1106 | \r |
e63f3308 | 1107 | if ((Status == EFI_SUCCESS) && (CurrentSmbiosEntry->Smbios32BitTable)) {\r |
afe3969c | 1108 | GetSmbiosStructureSize(SmbiosProtocol, SmbiosRecord, &RecordSize, &NumOfStr);\r |
310b04e6 | 1109 | //\r |
1110 | // Record NumberOfSmbiosStructures, TableLength and MaxStructureSize\r | |
1111 | //\r | |
afe3969c | 1112 | EntryPointStructure->NumberOfSmbiosStructures++;\r |
310b04e6 | 1113 | EntryPointStructure->TableLength = (UINT16) (EntryPointStructure->TableLength + RecordSize);\r |
1114 | if (RecordSize > EntryPointStructure->MaxStructureSize) {\r | |
1115 | EntryPointStructure->MaxStructureSize = (UINT16) RecordSize;\r | |
1116 | }\r | |
1117 | }\r | |
1118 | } while (!EFI_ERROR(Status));\r | |
d1102dba | 1119 | \r |
310b04e6 | 1120 | //\r |
1121 | // Create End-Of-Table structure\r | |
1122 | //\r | |
1123 | GetMaxSmbiosHandle(SmbiosProtocol, &SmbiosHandle);\r | |
4b1f70e2 | 1124 | EndStructure.Header.Type = SMBIOS_TYPE_END_OF_TABLE;\r |
c9325700 | 1125 | EndStructure.Header.Length = (UINT8) sizeof (EFI_SMBIOS_TABLE_HEADER);\r |
310b04e6 | 1126 | EndStructure.Header.Handle = SmbiosHandle;\r |
1127 | EndStructure.Tailing[0] = 0;\r | |
1128 | EndStructure.Tailing[1] = 0;\r | |
1129 | EntryPointStructure->NumberOfSmbiosStructures++;\r | |
1130 | EntryPointStructure->TableLength = (UINT16) (EntryPointStructure->TableLength + sizeof (EndStructure));\r | |
1131 | if (sizeof (EndStructure) > EntryPointStructure->MaxStructureSize) {\r | |
1132 | EntryPointStructure->MaxStructureSize = (UINT16) sizeof (EndStructure);\r | |
1133 | }\r | |
310b04e6 | 1134 | \r |
16f69227 | 1135 | if (EFI_SIZE_TO_PAGES ((UINT32) EntryPointStructure->TableLength) > mPreAllocatedPages) {\r |
0ddd8553 | 1136 | //\r |
d1102dba | 1137 | // If new SMBIOS table size exceeds the previous allocated page,\r |
0ddd8553 | 1138 | // it is time to re-allocate memory (below 4GB).\r |
d1102dba | 1139 | //\r |
5efb2878 LE |
1140 | DEBUG ((EFI_D_INFO, "%a() re-allocate SMBIOS 32-bit table\n",\r |
1141 | __FUNCTION__));\r | |
0ddd8553 | 1142 | if (EntryPointStructure->TableAddress != 0) {\r |
1143 | //\r | |
e63f3308 | 1144 | // Free the previous allocated page\r |
d1102dba | 1145 | //\r |
0ddd8553 | 1146 | FreePages (\r |
1147 | (VOID*)(UINTN)EntryPointStructure->TableAddress,\r | |
4233bf70 | 1148 | mPreAllocatedPages\r |
0ddd8553 | 1149 | );\r |
1150 | EntryPointStructure->TableAddress = 0;\r | |
4233bf70 | 1151 | mPreAllocatedPages = 0;\r |
0ddd8553 | 1152 | }\r |
d1102dba | 1153 | \r |
0ddd8553 | 1154 | PhysicalAddress = 0xffffffff;\r |
1155 | Status = gBS->AllocatePages (\r | |
1156 | AllocateMaxAddress,\r | |
b6823730 | 1157 | EfiRuntimeServicesData,\r |
0ddd8553 | 1158 | EFI_SIZE_TO_PAGES (EntryPointStructure->TableLength),\r |
1159 | &PhysicalAddress\r | |
1160 | );\r | |
1161 | if (EFI_ERROR (Status)) {\r | |
c7ce5169 | 1162 | DEBUG ((EFI_D_ERROR, "SmbiosCreateTable() could not allocate SMBIOS table < 4GB\n"));\r |
1163 | EntryPointStructure->TableAddress = 0;\r | |
0ddd8553 | 1164 | return EFI_OUT_OF_RESOURCES;\r |
c7ce5169 | 1165 | } else {\r |
1166 | EntryPointStructure->TableAddress = (UINT32) PhysicalAddress;\r | |
4233bf70 | 1167 | mPreAllocatedPages = EFI_SIZE_TO_PAGES (EntryPointStructure->TableLength);\r |
0ddd8553 | 1168 | }\r |
0ddd8553 | 1169 | }\r |
d1102dba | 1170 | \r |
310b04e6 | 1171 | //\r |
1172 | // Assemble the tables\r | |
1173 | //\r | |
f63085f5 | 1174 | ASSERT (EntryPointStructure->TableAddress != 0);\r |
0ddd8553 | 1175 | BufferPointer = (UINT8 *) (UINTN) EntryPointStructure->TableAddress;\r |
1176 | CurrentSmbiosEntry = NULL;\r | |
310b04e6 | 1177 | do {\r |
0ddd8553 | 1178 | Status = GetNextSmbiosRecord (SmbiosProtocol, &CurrentSmbiosEntry, &SmbiosRecord);\r |
1179 | \r | |
e63f3308 | 1180 | if ((Status == EFI_SUCCESS) && (CurrentSmbiosEntry->Smbios32BitTable)) {\r |
afe3969c | 1181 | GetSmbiosStructureSize(SmbiosProtocol, SmbiosRecord, &RecordSize, &NumOfStr);\r |
310b04e6 | 1182 | CopyMem (BufferPointer, SmbiosRecord, RecordSize);\r |
1183 | BufferPointer = BufferPointer + RecordSize;\r | |
1184 | }\r | |
1185 | } while (!EFI_ERROR(Status));\r | |
d1102dba | 1186 | \r |
310b04e6 | 1187 | //\r |
1188 | // Assemble End-Of-Table structure\r | |
1189 | //\r | |
1190 | CopyMem (BufferPointer, &EndStructure, sizeof (EndStructure));\r | |
1191 | \r | |
1192 | //\r | |
1193 | // Fixup checksums in the Entry Point Structure\r | |
1194 | //\r | |
47f8d0f3 JY |
1195 | EntryPointStructure->IntermediateChecksum = 0;\r |
1196 | EntryPointStructure->EntryPointStructureChecksum = 0;\r | |
1197 | \r | |
afe3969c SZ |
1198 | EntryPointStructure->IntermediateChecksum =\r |
1199 | CalculateCheckSum8 ((UINT8 *) EntryPointStructure + 0x10, EntryPointStructure->EntryPointLength - 0x10);\r | |
1200 | EntryPointStructure->EntryPointStructureChecksum =\r | |
1201 | CalculateCheckSum8 ((UINT8 *) EntryPointStructure, EntryPointStructure->EntryPointLength);\r | |
310b04e6 | 1202 | \r |
1203 | //\r | |
1204 | // Returns the pointer\r | |
1205 | //\r | |
1206 | *TableEntryPointStructure = EntryPointStructure;\r | |
1207 | \r | |
1208 | return EFI_SUCCESS;\r | |
1209 | }\r | |
1210 | \r | |
310b04e6 | 1211 | /**\r |
e63f3308 EL |
1212 | Assembles SMBIOS 64-bit table from the SMBIOS protocol. Produce Table\r |
1213 | Entry Point and return the pointer to it.\r | |
1214 | \r | |
1215 | @param TableEntryPointStructure On exit, points to the SMBIOS entrypoint structure.\r | |
1216 | \r | |
1217 | @retval EFI_SUCCESS Structure created sucessfully.\r | |
1218 | @retval EFI_OUT_OF_RESOURCES No enough memory.\r | |
1219 | \r | |
1220 | **/\r | |
1221 | EFI_STATUS\r | |
1222 | EFIAPI\r | |
1223 | SmbiosCreate64BitTable (\r | |
1224 | OUT VOID **TableEntryPointStructure\r | |
1225 | )\r | |
1226 | {\r | |
1227 | UINT8 *BufferPointer;\r | |
1228 | UINTN RecordSize;\r | |
1229 | UINTN NumOfStr;\r | |
1230 | EFI_STATUS Status;\r | |
1231 | EFI_SMBIOS_HANDLE SmbiosHandle;\r | |
1232 | EFI_SMBIOS_PROTOCOL *SmbiosProtocol;\r | |
1233 | EFI_PHYSICAL_ADDRESS PhysicalAddress;\r | |
1234 | EFI_SMBIOS_TABLE_HEADER *SmbiosRecord;\r | |
1235 | EFI_SMBIOS_TABLE_END_STRUCTURE EndStructure;\r | |
1236 | EFI_SMBIOS_ENTRY *CurrentSmbiosEntry;\r | |
d1102dba | 1237 | \r |
e63f3308 EL |
1238 | Status = EFI_SUCCESS;\r |
1239 | BufferPointer = NULL;\r | |
1240 | \r | |
1241 | if (Smbios30EntryPointStructure == NULL) {\r | |
1242 | //\r | |
1243 | // Initialize the Smbios30EntryPointStructure with initial values.\r | |
1244 | // It should be done only once.\r | |
1245 | // Allocate memory at any address.\r | |
1246 | //\r | |
1247 | DEBUG ((EFI_D_INFO, "SmbiosCreateTable: Initialize 64-bit entry point structure\n"));\r | |
1248 | Smbios30EntryPointStructureData.MajorVersion = mPrivateData.Smbios.MajorVersion;\r | |
1249 | Smbios30EntryPointStructureData.MinorVersion = mPrivateData.Smbios.MinorVersion;\r | |
1250 | Smbios30EntryPointStructureData.DocRev = PcdGet8 (PcdSmbiosDocRev);\r | |
1251 | Status = gBS->AllocatePages (\r | |
1252 | AllocateAnyPages,\r | |
1253 | EfiRuntimeServicesData,\r | |
1254 | EFI_SIZE_TO_PAGES (sizeof (SMBIOS_TABLE_3_0_ENTRY_POINT)),\r | |
1255 | &PhysicalAddress\r | |
1256 | );\r | |
1257 | if (EFI_ERROR (Status)) {\r | |
1258 | DEBUG ((EFI_D_ERROR, "SmbiosCreate64BitTable() could not allocate Smbios30EntryPointStructure\n"));\r | |
1259 | return EFI_OUT_OF_RESOURCES;\r | |
1260 | }\r | |
d1102dba | 1261 | \r |
e63f3308 | 1262 | Smbios30EntryPointStructure = (SMBIOS_TABLE_3_0_ENTRY_POINT *) (UINTN) PhysicalAddress;\r |
d1102dba | 1263 | \r |
e63f3308 EL |
1264 | CopyMem (\r |
1265 | Smbios30EntryPointStructure,\r | |
1266 | &Smbios30EntryPointStructureData,\r | |
1267 | sizeof (SMBIOS_TABLE_3_0_ENTRY_POINT)\r | |
1268 | );\r | |
1269 | }\r | |
1270 | \r | |
1271 | //\r | |
1272 | // Get Smbios protocol to traverse SMBIOS records.\r | |
1273 | //\r | |
1274 | SmbiosProtocol = &mPrivateData.Smbios;\r | |
1275 | Smbios30EntryPointStructure->TableMaximumSize = 0;\r | |
1276 | \r | |
1277 | //\r | |
1278 | // Calculate EPS Table Length\r | |
1279 | //\r | |
1280 | CurrentSmbiosEntry = NULL;\r | |
1281 | do {\r | |
1282 | Status = GetNextSmbiosRecord (SmbiosProtocol, &CurrentSmbiosEntry, &SmbiosRecord);\r | |
d1102dba | 1283 | \r |
e63f3308 EL |
1284 | if ((Status == EFI_SUCCESS) && (CurrentSmbiosEntry->Smbios64BitTable)) {\r |
1285 | GetSmbiosStructureSize(SmbiosProtocol, SmbiosRecord, &RecordSize, &NumOfStr);\r | |
1286 | //\r | |
1287 | // Record TableMaximumSize\r | |
1288 | //\r | |
1289 | Smbios30EntryPointStructure->TableMaximumSize = (UINT32) (Smbios30EntryPointStructure->TableMaximumSize + RecordSize);\r | |
1290 | }\r | |
1291 | } while (!EFI_ERROR(Status));\r | |
1292 | \r | |
1293 | //\r | |
1294 | // Create End-Of-Table structure\r | |
1295 | //\r | |
1296 | GetMaxSmbiosHandle(SmbiosProtocol, &SmbiosHandle);\r | |
4b1f70e2 | 1297 | EndStructure.Header.Type = SMBIOS_TYPE_END_OF_TABLE;\r |
e63f3308 EL |
1298 | EndStructure.Header.Length = (UINT8) sizeof (EFI_SMBIOS_TABLE_HEADER);\r |
1299 | EndStructure.Header.Handle = SmbiosHandle;\r | |
1300 | EndStructure.Tailing[0] = 0;\r | |
1301 | EndStructure.Tailing[1] = 0;\r | |
1302 | Smbios30EntryPointStructure->TableMaximumSize = (UINT32) (Smbios30EntryPointStructure->TableMaximumSize + sizeof (EndStructure));\r | |
1303 | \r | |
16f69227 | 1304 | if (EFI_SIZE_TO_PAGES (Smbios30EntryPointStructure->TableMaximumSize) > mPre64BitAllocatedPages) {\r |
e63f3308 | 1305 | //\r |
d1102dba | 1306 | // If new SMBIOS table size exceeds the previous allocated page,\r |
e63f3308 EL |
1307 | // it is time to re-allocate memory at anywhere.\r |
1308 | //\r | |
5efb2878 LE |
1309 | DEBUG ((EFI_D_INFO, "%a() re-allocate SMBIOS 64-bit table\n",\r |
1310 | __FUNCTION__));\r | |
e63f3308 EL |
1311 | if (Smbios30EntryPointStructure->TableAddress != 0) {\r |
1312 | //\r | |
1313 | // Free the previous allocated page\r | |
d1102dba | 1314 | //\r |
e63f3308 EL |
1315 | FreePages (\r |
1316 | (VOID*)(UINTN)Smbios30EntryPointStructure->TableAddress,\r | |
1317 | mPre64BitAllocatedPages\r | |
1318 | );\r | |
1319 | Smbios30EntryPointStructure->TableAddress = 0;\r | |
1320 | mPre64BitAllocatedPages = 0;\r | |
1321 | }\r | |
1322 | \r | |
1323 | Status = gBS->AllocatePages (\r | |
1324 | AllocateAnyPages,\r | |
1325 | EfiRuntimeServicesData,\r | |
1326 | EFI_SIZE_TO_PAGES (Smbios30EntryPointStructure->TableMaximumSize),\r | |
1327 | &PhysicalAddress\r | |
1328 | );\r | |
1329 | if (EFI_ERROR (Status)) {\r | |
1330 | DEBUG ((EFI_D_ERROR, "SmbiosCreateTable() could not allocate SMBIOS 64-bit table\n"));\r | |
1331 | Smbios30EntryPointStructure->TableAddress = 0;\r | |
1332 | return EFI_OUT_OF_RESOURCES;\r | |
1333 | } else {\r | |
1334 | Smbios30EntryPointStructure->TableAddress = PhysicalAddress;\r | |
1335 | mPre64BitAllocatedPages = EFI_SIZE_TO_PAGES (Smbios30EntryPointStructure->TableMaximumSize);\r | |
1336 | }\r | |
1337 | }\r | |
1338 | \r | |
1339 | //\r | |
1340 | // Assemble the tables\r | |
1341 | //\r | |
1342 | ASSERT (Smbios30EntryPointStructure->TableAddress != 0);\r | |
1343 | BufferPointer = (UINT8 *) (UINTN) Smbios30EntryPointStructure->TableAddress;\r | |
1344 | CurrentSmbiosEntry = NULL;\r | |
1345 | do {\r | |
1346 | Status = GetNextSmbiosRecord (SmbiosProtocol, &CurrentSmbiosEntry, &SmbiosRecord);\r | |
1347 | \r | |
1348 | if ((Status == EFI_SUCCESS) && (CurrentSmbiosEntry->Smbios64BitTable)) {\r | |
1349 | //\r | |
1350 | // This record can be added to 64-bit table\r | |
1351 | //\r | |
1352 | GetSmbiosStructureSize(SmbiosProtocol, SmbiosRecord, &RecordSize, &NumOfStr);\r | |
1353 | CopyMem (BufferPointer, SmbiosRecord, RecordSize);\r | |
1354 | BufferPointer = BufferPointer + RecordSize;\r | |
1355 | }\r | |
1356 | } while (!EFI_ERROR(Status));\r | |
1357 | \r | |
1358 | //\r | |
1359 | // Assemble End-Of-Table structure\r | |
1360 | //\r | |
1361 | CopyMem (BufferPointer, &EndStructure, sizeof (EndStructure));\r | |
1362 | \r | |
1363 | //\r | |
1364 | // Fixup checksums in the Entry Point Structure\r | |
1365 | //\r | |
1366 | Smbios30EntryPointStructure->EntryPointStructureChecksum = 0;\r | |
1367 | Smbios30EntryPointStructure->EntryPointStructureChecksum =\r | |
1368 | CalculateCheckSum8 ((UINT8 *) Smbios30EntryPointStructure, Smbios30EntryPointStructure->EntryPointLength);\r | |
1369 | \r | |
1370 | //\r | |
1371 | // Returns the pointer\r | |
1372 | //\r | |
1373 | *TableEntryPointStructure = Smbios30EntryPointStructure;\r | |
1374 | \r | |
1375 | return EFI_SUCCESS;\r | |
1376 | }\r | |
1377 | \r | |
1378 | /**\r | |
1379 | Create Smbios Table and installs the Smbios Table to the System Table.\r | |
d1102dba | 1380 | \r |
e63f3308 EL |
1381 | @param Smbios32BitTable The flag to update 32-bit table.\r |
1382 | @param Smbios64BitTable The flag to update 64-bit table.\r | |
1383 | \r | |
310b04e6 | 1384 | **/\r |
1385 | VOID\r | |
1386 | EFIAPI\r | |
1387 | SmbiosTableConstruction (\r | |
e63f3308 EL |
1388 | BOOLEAN Smbios32BitTable,\r |
1389 | BOOLEAN Smbios64BitTable\r | |
310b04e6 | 1390 | )\r |
1391 | {\r | |
1392 | UINT8 *Eps;\r | |
e63f3308 | 1393 | UINT8 *Eps64Bit;\r |
310b04e6 | 1394 | EFI_STATUS Status;\r |
1395 | \r | |
e63f3308 EL |
1396 | if (Smbios32BitTable) {\r |
1397 | Status = SmbiosCreateTable ((VOID **) &Eps);\r | |
1398 | if (!EFI_ERROR (Status)) {\r | |
1399 | gBS->InstallConfigurationTable (&gEfiSmbiosTableGuid, Eps);\r | |
1400 | }\r | |
1401 | }\r | |
1402 | \r | |
1403 | if (Smbios64BitTable) {\r | |
1404 | Status = SmbiosCreate64BitTable ((VOID **) &Eps64Bit);\r | |
1405 | if (!EFI_ERROR (Status)) {\r | |
1406 | gBS->InstallConfigurationTable (&gEfiSmbios3TableGuid, Eps64Bit);\r | |
1407 | }\r | |
310b04e6 | 1408 | }\r |
1409 | }\r | |
1410 | \r | |
310b04e6 | 1411 | /**\r |
1412 | \r | |
d1102dba | 1413 | Driver to produce Smbios protocol and pre-allocate 1 page for the final SMBIOS table.\r |
310b04e6 | 1414 | \r |
1415 | @param ImageHandle Module's image handle\r | |
1416 | @param SystemTable Pointer of EFI_SYSTEM_TABLE\r | |
1417 | \r | |
1418 | @retval EFI_SUCCESS Smbios protocol installed\r | |
1419 | @retval Other No protocol installed, unload driver.\r | |
1420 | \r | |
1421 | **/\r | |
1422 | EFI_STATUS\r | |
1423 | EFIAPI\r | |
1424 | SmbiosDriverEntryPoint (\r | |
1425 | IN EFI_HANDLE ImageHandle,\r | |
1426 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1427 | )\r | |
1428 | {\r | |
1429 | EFI_STATUS Status;\r | |
310b04e6 | 1430 | \r |
1431 | mPrivateData.Signature = SMBIOS_INSTANCE_SIGNATURE;\r | |
1432 | mPrivateData.Smbios.Add = SmbiosAdd;\r | |
1433 | mPrivateData.Smbios.UpdateString = SmbiosUpdateString;\r | |
1434 | mPrivateData.Smbios.Remove = SmbiosRemove;\r | |
1435 | mPrivateData.Smbios.GetNext = SmbiosGetNext;\r | |
fe781940 SZ |
1436 | mPrivateData.Smbios.MajorVersion = (UINT8) (PcdGet16 (PcdSmbiosVersion) >> 8);\r |
1437 | mPrivateData.Smbios.MinorVersion = (UINT8) (PcdGet16 (PcdSmbiosVersion) & 0x00ff);\r | |
310b04e6 | 1438 | \r |
1439 | InitializeListHead (&mPrivateData.DataListHead);\r | |
1440 | InitializeListHead (&mPrivateData.AllocatedHandleListHead);\r | |
1441 | EfiInitializeLock (&mPrivateData.DataLock, TPL_NOTIFY);\r | |
d1102dba | 1442 | \r |
310b04e6 | 1443 | //\r |
1444 | // Make a new handle and install the protocol\r | |
1445 | //\r | |
1446 | mPrivateData.Handle = NULL;\r | |
1447 | Status = gBS->InstallProtocolInterface (\r | |
1448 | &mPrivateData.Handle,\r | |
1449 | &gEfiSmbiosProtocolGuid,\r | |
1450 | EFI_NATIVE_INTERFACE,\r | |
1451 | &mPrivateData.Smbios\r | |
1452 | );\r | |
1453 | \r | |
310b04e6 | 1454 | return Status;\r |
1455 | }\r |