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Commit | Line | Data |
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3eb9473e | 1 | /*++\r |
2 | \r | |
4ea9375a HT |
3 | Copyright (c) 2004 - 2007, Intel Corporation. All rights reserved.<BR>\r |
4 | This program and the accompanying materials \r | |
3eb9473e | 5 | are licensed and made available under the terms and conditions of the BSD License \r |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | PeiLib.h\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | PEI Library Functions\r | |
19 | \r | |
20 | --*/\r | |
21 | \r | |
22 | #ifndef _PEI_LIB_H_\r | |
23 | #define _PEI_LIB_H_\r | |
24 | \r | |
25 | #include "Tiano.h"\r | |
26 | #include "Pei.h"\r | |
0dbeedde | 27 | #include "PeiHobLib.h"\r |
c7f33ca4 | 28 | #include "PeiPerf.h"\r |
3eb9473e | 29 | #include EFI_PROTOCOL_DEFINITION (Decompress)\r |
30 | #include EFI_PROTOCOL_DEFINITION (TianoDecompress)\r | |
31 | #include EFI_GUID_DEFINITION (PeiPeCoffLoader)\r | |
32 | #include EFI_PPI_DEFINITION (FindFv)\r | |
33 | \r | |
f90eb36c | 34 | #if defined(__GNUC__) && defined(ECP_CPU_IPF)\r |
35 | \r | |
36 | VOID\r | |
37 | EFIAPI\r | |
38 | EcpEfiBreakPoint (\r | |
39 | VOID\r | |
40 | )\r | |
41 | /*++\r | |
42 | \r | |
43 | Routine Description:\r | |
44 | \r | |
45 | Generates a breakpoint on the CPU.\r | |
46 | \r | |
47 | Generates a breakpoint on the CPU. The breakpoint must be implemented such\r | |
48 | that code can resume normal execution after the breakpoint.\r | |
49 | \r | |
50 | Arguments:\r | |
51 | \r | |
52 | VOID\r | |
53 | \r | |
54 | Returns: \r | |
55 | \r | |
56 | VOID\r | |
57 | \r | |
58 | --*/\r | |
59 | ;\r | |
60 | \r | |
61 | VOID\r | |
62 | EFIAPI\r | |
63 | EcpMemoryFence (\r | |
64 | VOID\r | |
65 | )\r | |
66 | /*++\r | |
67 | \r | |
68 | Routine Description:\r | |
69 | \r | |
70 | Used to serialize load and store operations.\r | |
71 | \r | |
72 | All loads and stores that proceed calls to this function are guaranteed to be\r | |
73 | globally visible when this function returns.\r | |
74 | \r | |
75 | Arguments:\r | |
76 | \r | |
77 | VOID\r | |
78 | \r | |
79 | Returns: \r | |
80 | \r | |
81 | VOID\r | |
82 | \r | |
83 | --*/\r | |
84 | ;\r | |
85 | \r | |
86 | #endif\r | |
87 | \r | |
3eb9473e | 88 | \r |
89 | #if (PI_SPECIFICATION_VERSION >= 0x00010000)\r | |
90 | \r | |
91 | typedef struct {\r | |
92 | UINT32 PeiServiceTable;\r | |
93 | } PEI_IDT_TABLE;\r | |
94 | \r | |
95 | \r | |
96 | VOID *\r | |
97 | EFIAPI\r | |
98 | ScanGuid (\r | |
99 | IN VOID *Buffer,\r | |
100 | IN UINTN Length,\r | |
101 | IN EFI_GUID *Guid\r | |
102 | )\r | |
103 | /*++\r | |
104 | \r | |
105 | Routine Description:\r | |
106 | \r | |
107 | Scans a target buffer for a GUID, and returns a pointer to the matching GUID\r | |
108 | in the target buffer.\r | |
109 | \r | |
110 | This function searches target the buffer specified by Buffer and Length from\r | |
111 | the lowest address to the highest address at 128-bit increments for the 128-bit\r | |
112 | GUID value that matches Guid. If a match is found, then a pointer to the matching\r | |
113 | GUID in the target buffer is returned. If no match is found, then NULL is returned.\r | |
114 | If Length is 0, then NULL is returned.\r | |
115 | If Length > 0 and Buffer is NULL, then ASSERT().\r | |
116 | If Buffer is not aligned on a 32-bit boundary, then ASSERT().\r | |
117 | If Length is not aligned on a 128-bit boundary, then ASSERT().\r | |
118 | If Length is greater than (EFI_MAX_ADDRESS ?Buffer + 1), then ASSERT(). \r | |
119 | \r | |
120 | Arguments:\r | |
121 | \r | |
122 | Buffer - Pointer to the target buffer to scan.\r | |
123 | Length - Number of bytes in Buffer to scan.\r | |
124 | Guid - Value to search for in the target buffer.\r | |
125 | \r | |
126 | Returns:\r | |
127 | A pointer to the matching Guid in the target buffer or NULL otherwise.\r | |
128 | \r | |
129 | --*/\r | |
130 | ;\r | |
131 | \r | |
132 | VOID *\r | |
133 | EFIAPI\r | |
134 | InvalidateInstructionCacheRange (\r | |
135 | IN VOID *Address,\r | |
136 | IN UINTN Length\r | |
137 | )\r | |
138 | /*++\r | |
139 | \r | |
140 | Routine Description:\r | |
141 | \r | |
142 | Invalidates a range of instruction cache lines in the cache coherency domain\r | |
143 | of the calling CPU.\r | |
144 | \r | |
145 | Invalidates the instruction cache lines specified by Address and Length. If\r | |
146 | Address is not aligned on a cache line boundary, then entire instruction\r | |
147 | cache line containing Address is invalidated. If Address + Length is not\r | |
148 | aligned on a cache line boundary, then the entire instruction cache line\r | |
149 | containing Address + Length -1 is invalidated. This function may choose to\r | |
150 | invalidate the entire instruction cache if that is more efficient than\r | |
151 | invalidating the specified range. If Length is 0, the no instruction cache\r | |
152 | lines are invalidated. Address is returned.\r | |
153 | \r | |
154 | If Length is greater than (EFI_MAX_ADDRESS - Address + 1), then ASSERT().\r | |
155 | \r | |
156 | Arguments:\r | |
157 | \r | |
158 | Address - The base address of the instruction cache lines to\r | |
159 | invalidate. If the CPU is in a physical addressing mode, then\r | |
160 | Address is a physical address. If the CPU is in a virtual\r | |
161 | addressing mode, then Address is a virtual address.\r | |
162 | \r | |
163 | Length - The number of bytes to invalidate from the instruction cache.\r | |
164 | \r | |
165 | Returns:\r | |
166 | Address\r | |
167 | \r | |
168 | **/\r | |
169 | ;\r | |
170 | \r | |
171 | EFI_STATUS\r | |
172 | EFIAPI\r | |
173 | PeiLibFfsFindNextVolume (\r | |
174 | IN UINTN Instance,\r | |
175 | IN OUT EFI_PEI_FV_HANDLE *VolumeHandle\r | |
176 | )\r | |
177 | /*++\r | |
178 | \r | |
179 | Routine Description:\r | |
180 | \r | |
181 | The wrapper of Pei Core Service function FfsFindNextVolume.\r | |
182 | \r | |
183 | Arguments:\r | |
184 | \r | |
185 | Instance - The Fv Volume Instance.\r | |
186 | VolumeHandle - Pointer to the current Fv Volume to search.\r | |
187 | \r | |
188 | Returns:\r | |
189 | EFI_STATUS\r | |
190 | \r | |
191 | --*/\r | |
192 | ;\r | |
193 | \r | |
194 | EFI_STATUS\r | |
195 | EFIAPI\r | |
196 | PeiLibFfsFindNextFile (\r | |
197 | IN EFI_FV_FILETYPE SearchType,\r | |
198 | IN EFI_PEI_FV_HANDLE FwVolHeader,\r | |
199 | IN OUT EFI_PEI_FILE_HANDLE *FileHeader\r | |
200 | )\r | |
201 | /*++\r | |
202 | \r | |
203 | Routine Description:\r | |
204 | \r | |
205 | The wrapper of Pei Core Service function FfsFindNextFile.\r | |
206 | \r | |
207 | Arguments:\r | |
208 | \r | |
209 | SearchType - Filter to find only file of this type.\r | |
210 | FwVolHeader - Pointer to the current FV to search.\r | |
211 | FileHandle - Pointer to the file matching SearchType in FwVolHeader.\r | |
212 | - NULL if file not found\r | |
213 | \r | |
214 | Returns:\r | |
215 | EFI_STATUS\r | |
216 | \r | |
217 | --*/ \r | |
218 | ;\r | |
219 | \r | |
220 | EFI_STATUS\r | |
221 | EFIAPI\r | |
222 | PeiLibFfsFindFileByName (\r | |
223 | IN EFI_GUID *FileName,\r | |
224 | IN EFI_PEI_FV_HANDLE VolumeHandle,\r | |
225 | OUT EFI_PEI_FILE_HANDLE *FileHandle\r | |
226 | )\r | |
227 | /*++\r | |
228 | \r | |
229 | Routine Description:\r | |
230 | \r | |
231 | The wrapper of Pei Core Service function FfsFindFileByName.\r | |
232 | \r | |
233 | Arguments:\r | |
234 | \r | |
235 | FileName - File name to search.\r | |
236 | VolumeHandle - The current FV to search.\r | |
237 | FileHandle - Pointer to the file matching name in VolumeHandle.\r | |
238 | - NULL if file not found\r | |
239 | \r | |
240 | Returns:\r | |
241 | EFI_STATUS\r | |
242 | \r | |
243 | --*/ \r | |
244 | ;\r | |
245 | \r | |
246 | EFI_STATUS\r | |
247 | EFIAPI\r | |
248 | PeiLibFfsFindSectionData (\r | |
249 | IN EFI_SECTION_TYPE SectionType,\r | |
250 | IN EFI_FFS_FILE_HEADER *FfsFileHeader,\r | |
251 | IN OUT VOID **SectionData\r | |
252 | )\r | |
253 | /*++\r | |
254 | \r | |
255 | Routine Description:\r | |
256 | \r | |
257 | The wrapper of Pei Core Service function FfsFindSectionData.\r | |
258 | \r | |
259 | Arguments:\r | |
260 | \r | |
261 | SearchType - Filter to find only sections of this type.\r | |
262 | FileHandle - Pointer to the current file to search.\r | |
263 | SectionData - Pointer to the Section matching SectionType in FfsFileHeader.\r | |
264 | - NULL if section not found\r | |
265 | \r | |
266 | Returns:\r | |
267 | EFI_STATUS\r | |
268 | --*/\r | |
269 | ;\r | |
270 | \r | |
271 | EFI_STATUS\r | |
272 | EFIAPI\r | |
273 | PeiLibFfsGetVolumeInfo (\r | |
274 | IN EFI_PEI_FV_HANDLE *VolumeHandle,\r | |
275 | OUT EFI_FV_INFO *VolumeInfo\r | |
276 | )\r | |
277 | /*++\r | |
278 | \r | |
279 | Routine Description:\r | |
280 | \r | |
281 | The wrapper of Pei Core Service function FfsGetVolumeInfo.\r | |
282 | \r | |
283 | Arguments:\r | |
284 | \r | |
285 | VolumeHandle - The handle to Fv Volume.\r | |
286 | VolumeInfo - The pointer to volume information.\r | |
287 | \r | |
288 | Returns:\r | |
289 | EFI_STATUS\r | |
290 | --*/ \r | |
291 | ;\r | |
292 | \r | |
293 | EFI_STATUS\r | |
294 | EFIAPI\r | |
295 | PeiServicesLocatePpi (\r | |
296 | IN EFI_GUID *Guid,\r | |
297 | IN UINTN Instance,\r | |
298 | IN OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor,\r | |
299 | IN OUT VOID **Ppi\r | |
300 | )\r | |
301 | /*++\r | |
302 | \r | |
303 | Routine Description:\r | |
304 | \r | |
305 | The wrapper of Pei Core Service function LocatePpi.\r | |
306 | \r | |
307 | Arguments:\r | |
308 | \r | |
309 | Guid - Pointer to GUID of the PPI.\r | |
310 | Instance - Instance Number to discover.\r | |
311 | PpiDescriptor - Pointer to reference the found descriptor. If not NULL,\r | |
312 | returns a pointer to the descriptor (includes flags, etc)\r | |
313 | Ppi - Pointer to reference the found PPI\r | |
314 | \r | |
315 | Returns:\r | |
316 | \r | |
317 | Status - EFI_SUCCESS if the PPI is in the database \r | |
318 | EFI_NOT_FOUND if the PPI is not in the database\r | |
319 | --*/ \r | |
320 | ;\r | |
321 | \r | |
322 | VOID\r | |
323 | EFIAPI\r | |
324 | BuildFvHob (\r | |
325 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
326 | IN UINT64 Length\r | |
327 | )\r | |
328 | /*++\r | |
329 | \r | |
330 | Routine Description:\r | |
331 | \r | |
332 | Build FvHob.\r | |
333 | \r | |
334 | Arguments:\r | |
335 | \r | |
336 | BaseAddress - Fv base address.\r | |
337 | Length - Fv Length.\r | |
338 | \r | |
339 | Returns:\r | |
340 | NONE.\r | |
341 | \r | |
342 | --*/ \r | |
343 | ;\r | |
344 | \r | |
345 | VOID\r | |
346 | EFIAPI\r | |
347 | BuildFvHob2 (\r | |
348 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
349 | IN UINT64 Length,\r | |
350 | IN EFI_GUID *FvNameGuid,\r | |
351 | IN EFI_GUID *FileNameGuid\r | |
352 | )\r | |
353 | /*++\r | |
354 | \r | |
355 | Routine Description:\r | |
356 | \r | |
357 | Build FvHob2.\r | |
358 | \r | |
359 | Arguments:\r | |
360 | \r | |
361 | BaseAddress - Fv base address.\r | |
362 | Length - Fv length.\r | |
363 | FvNameGuid - Fv name.\r | |
364 | FileNameGuid - File name which contians encapsulated Fv.\r | |
365 | \r | |
366 | Returns:\r | |
367 | NONE.\r | |
368 | --*/ \r | |
369 | ;\r | |
370 | \r | |
371 | \r | |
372 | VOID \r | |
373 | EFIAPI\r | |
374 | BuildGuidDataHob (\r | |
375 | IN EFI_GUID *Guid,\r | |
376 | IN VOID *Data,\r | |
377 | IN UINTN DataLength\r | |
378 | )\r | |
379 | /*++\r | |
380 | \r | |
381 | Routine Description:\r | |
382 | \r | |
383 | Build Guid data Hob.\r | |
384 | \r | |
385 | Arguments:\r | |
386 | \r | |
387 | Guid - guid to build data hob.\r | |
388 | Data - data to build data hob.\r | |
389 | DataLength - the length of data.\r | |
390 | \r | |
391 | Returns:\r | |
392 | NONE\r | |
393 | \r | |
394 | --*/ \r | |
395 | ;\r | |
396 | \r | |
397 | VOID *\r | |
398 | EFIAPI\r | |
399 | AllocatePages (\r | |
400 | IN UINTN Pages\r | |
401 | )\r | |
402 | /*++\r | |
403 | \r | |
404 | Routine Description:\r | |
405 | \r | |
406 | Allocate Memory.\r | |
407 | \r | |
408 | Arguments:\r | |
409 | \r | |
410 | Pages - Pages to allocate.\r | |
411 | \r | |
412 | Returns:\r | |
413 | Address if successful to allocate memory. \r | |
414 | NULL if fail to allocate memory.\r | |
415 | \r | |
416 | --*/ \r | |
417 | ;\r | |
418 | \r | |
419 | VOID\r | |
420 | SetPeiServicesTablePointer (\r | |
421 | IN EFI_PEI_SERVICES **PeiServices\r | |
422 | )\r | |
423 | /*++\r | |
424 | \r | |
425 | Routine Description:\r | |
426 | \r | |
427 | Save PeiService pointer so that it can be retrieved anywhere.\r | |
428 | \r | |
429 | Arguments:\r | |
430 | \r | |
431 | PeiServices - The direct pointer to PeiServiceTable.\r | |
432 | \r | |
433 | Returns:\r | |
434 | NONE\r | |
435 | \r | |
436 | --*/ \r | |
437 | ;\r | |
438 | \r | |
439 | EFI_PEI_SERVICES **\r | |
440 | GetPeiServicesTablePointer (\r | |
441 | VOID \r | |
442 | )\r | |
443 | /*++\r | |
444 | \r | |
445 | Routine Description:\r | |
446 | \r | |
447 | Get PeiService pointer.\r | |
448 | \r | |
449 | Arguments:\r | |
450 | \r | |
451 | NONE.\r | |
452 | \r | |
453 | Returns:\r | |
454 | The direct pointer to PeiServiceTable.\r | |
455 | \r | |
456 | --*/ \r | |
457 | ;\r | |
458 | \r | |
459 | VOID\r | |
460 | MigrateIdtTable (\r | |
461 | IN EFI_PEI_SERVICES **PeiServices\r | |
462 | )\r | |
463 | /*++\r | |
464 | \r | |
465 | Routine Description:\r | |
466 | \r | |
101361d9 | 467 | Migrate IDT from temporary memory to real memory where preceded with 4 bytes for\r |
3eb9473e | 468 | storing PeiService pointer.\r |
469 | \r | |
470 | Arguments:\r | |
471 | \r | |
472 | PeiServices - The direct pointer to PeiServiceTable.\r | |
473 | \r | |
474 | Returns:\r | |
475 | \r | |
476 | NONE.\r | |
477 | \r | |
478 | --*/ \r | |
479 | ;\r | |
480 | \r | |
481 | \r | |
482 | UINTN\r | |
483 | ReadIdtBase (\r | |
484 | VOID\r | |
485 | )\r | |
486 | /*++\r | |
487 | \r | |
488 | Routine Description:\r | |
489 | \r | |
490 | Read IDT Register BaseAddress.\r | |
491 | \r | |
492 | Arguments:\r | |
493 | \r | |
494 | NONE\r | |
495 | \r | |
496 | Returns:\r | |
497 | IDT Register BaseAddress.\r | |
498 | \r | |
499 | --*/ \r | |
500 | ;\r | |
501 | \r | |
502 | \r | |
503 | UINT16\r | |
504 | ReadIdtLimit (\r | |
505 | VOID\r | |
506 | )\r | |
507 | /*++\r | |
508 | \r | |
509 | Routine Description:\r | |
510 | \r | |
511 | Read IDT Register Limit.\r | |
512 | \r | |
513 | Arguments:\r | |
514 | \r | |
515 | NONE\r | |
516 | \r | |
517 | Returns:\r | |
518 | IDT Register Limit.\r | |
519 | \r | |
520 | --*/ \r | |
521 | ;\r | |
522 | \r | |
523 | \r | |
524 | VOID\r | |
525 | SetIdtBase (\r | |
526 | UINT32 IdtBase,\r | |
527 | UINT16 IdtLimit \r | |
528 | )\r | |
529 | /*++\r | |
530 | \r | |
531 | Routine Description:\r | |
532 | \r | |
533 | Set IDT Register BaseAddress.\r | |
534 | \r | |
535 | Arguments:\r | |
536 | \r | |
537 | IdtBase - IDT.BaseAddress\r | |
538 | IdtLimit - IDT.Limit\r | |
539 | \r | |
540 | Returns:\r | |
541 | NONE\r | |
542 | --*/ \r | |
543 | ;\r | |
544 | \r | |
545 | VOID\r | |
546 | AsmWriteKr7 (\r | |
547 | UINT64 Address\r | |
548 | )\r | |
549 | /*++\r | |
550 | \r | |
551 | Routine Description:\r | |
552 | \r | |
553 | Write 64 bit into Kernel Register7 on IPF.\r | |
554 | \r | |
555 | Arguments:\r | |
556 | \r | |
557 | Address - Data to write into kr7.\r | |
558 | \r | |
559 | Returns:\r | |
560 | NONE\r | |
561 | \r | |
562 | --*/ \r | |
563 | ;\r | |
564 | \r | |
565 | \r | |
566 | UINT64\r | |
567 | AsmReadKr7 (\r | |
568 | VOID\r | |
569 | )\r | |
570 | /*++\r | |
571 | \r | |
572 | Routine Description:\r | |
573 | \r | |
574 | Read 64 bit from Kernel Register7 on IPF.\r | |
575 | \r | |
576 | Arguments:\r | |
577 | \r | |
578 | NONE \r | |
579 | \r | |
580 | Returns:\r | |
581 | Data in kr7.\r | |
582 | \r | |
583 | --*/ \r | |
584 | ;\r | |
585 | \r | |
586 | #endif\r | |
587 | \r | |
588 | VOID\r | |
589 | PeiCopyMem (\r | |
590 | IN VOID *Destination,\r | |
591 | IN VOID *Source,\r | |
592 | IN UINTN Length\r | |
593 | )\r | |
594 | /*++\r | |
595 | \r | |
596 | Routine Description:\r | |
597 | \r | |
598 | Copy Length bytes from Source to Destination.\r | |
599 | \r | |
600 | Arguments:\r | |
601 | \r | |
602 | Destination - Target of copy\r | |
603 | \r | |
604 | Source - Place to copy from\r | |
605 | \r | |
606 | Length - Number of bytes to copy\r | |
607 | \r | |
608 | Returns:\r | |
609 | \r | |
610 | None\r | |
611 | \r | |
612 | --*/\r | |
613 | ;\r | |
614 | \r | |
615 | VOID\r | |
616 | ZeroMem (\r | |
617 | IN VOID *Buffer,\r | |
618 | IN UINTN Size\r | |
619 | )\r | |
620 | /*++\r | |
621 | \r | |
622 | Routine Description:\r | |
623 | \r | |
624 | Set Buffer to zero for Size bytes.\r | |
625 | \r | |
626 | Arguments:\r | |
627 | \r | |
628 | Buffer - Memory to set.\r | |
629 | \r | |
630 | Size - Number of bytes to set\r | |
631 | \r | |
632 | Returns:\r | |
633 | \r | |
634 | None\r | |
635 | \r | |
636 | --*/\r | |
637 | ;\r | |
638 | \r | |
639 | VOID\r | |
640 | CopyMem (\r | |
641 | IN VOID *Destination,\r | |
642 | IN VOID *Source,\r | |
643 | IN UINTN Length\r | |
644 | )\r | |
645 | /*++\r | |
646 | \r | |
647 | Routine Description:\r | |
648 | \r | |
649 | Copy Length bytes from Source to Destination.\r | |
650 | \r | |
651 | Arguments:\r | |
652 | \r | |
653 | Destination - Target of copy\r | |
654 | \r | |
655 | Source - Place to copy from\r | |
656 | \r | |
657 | Length - Number of bytes to copy\r | |
658 | \r | |
659 | Returns:\r | |
660 | \r | |
661 | None\r | |
662 | \r | |
663 | --*/\r | |
664 | ;\r | |
665 | \r | |
666 | BOOLEAN\r | |
667 | CompareGuid (\r | |
668 | IN EFI_GUID *Guid1,\r | |
669 | IN EFI_GUID *Guid2\r | |
670 | )\r | |
671 | /*++\r | |
672 | \r | |
673 | Routine Description:\r | |
674 | \r | |
675 | Compares two GUIDs\r | |
676 | \r | |
677 | Arguments:\r | |
678 | \r | |
679 | Guid1 - guid to compare\r | |
680 | Guid2 - guid to compare\r | |
681 | \r | |
682 | Returns:\r | |
683 | = TRUE if Guid1 == Guid2\r | |
684 | = FALSE if Guid1 != Guid2 \r | |
685 | \r | |
686 | --*/\r | |
687 | ;\r | |
688 | \r | |
689 | EFI_STATUS\r | |
690 | InstallEfiPeiPeCoffLoader (\r | |
691 | IN EFI_PEI_SERVICES **PeiServices,\r | |
692 | IN EFI_PEI_PE_COFF_LOADER_PROTOCOL **This,\r | |
693 | IN EFI_PEI_PPI_DESCRIPTOR *ThisPpi\r | |
694 | )\r | |
695 | /*++\r | |
696 | \r | |
697 | Routine Description:\r | |
698 | \r | |
699 | Install EFI Pei PE coff loader protocol.\r | |
700 | \r | |
701 | Arguments:\r | |
702 | \r | |
703 | PeiServices - The PEI core services table.\r | |
704 | \r | |
705 | This - Pointer to get Pei PE coff loader protocol as output\r | |
706 | \r | |
707 | ThisPpi - Passed in as EFI_NT_LOAD_AS_DLL_PPI on NT_EMULATOR platform\r | |
708 | \r | |
709 | Returns:\r | |
710 | \r | |
711 | EFI_SUCCESS\r | |
712 | \r | |
713 | --*/\r | |
714 | ;\r | |
715 | \r | |
716 | EFI_STATUS\r | |
717 | InstallEfiPeiPeCoffLoader64 (\r | |
718 | IN EFI_PEI_SERVICES **PeiServices,\r | |
719 | IN OUT EFI_PEI_PE_COFF_LOADER_PROTOCOL **This,\r | |
720 | IN EFI_PEI_PPI_DESCRIPTOR *ThisPpi\r | |
721 | );\r | |
722 | \r | |
723 | \r | |
724 | \r | |
725 | EFI_STATUS\r | |
726 | InstallEfiDecompress (\r | |
727 | EFI_DECOMPRESS_PROTOCOL **This\r | |
728 | )\r | |
729 | /*++\r | |
730 | \r | |
731 | Routine Description:\r | |
732 | \r | |
733 | Install EFI decompress protocol.\r | |
734 | \r | |
735 | Arguments:\r | |
736 | \r | |
737 | This - Pointer to get decompress protocol as output\r | |
738 | \r | |
739 | Returns:\r | |
740 | \r | |
741 | EFI_SUCCESS - EFI decompress protocol successfully installed.\r | |
742 | \r | |
743 | --*/\r | |
744 | ;\r | |
745 | \r | |
746 | EFI_STATUS\r | |
747 | InstallTianoDecompress (\r | |
748 | EFI_TIANO_DECOMPRESS_PROTOCOL **This\r | |
749 | )\r | |
750 | /*++\r | |
751 | \r | |
752 | Routine Description:\r | |
753 | \r | |
754 | Install Tiano decompress protocol.\r | |
755 | \r | |
756 | Arguments:\r | |
757 | \r | |
758 | This - Pointer to get decompress protocol as output\r | |
759 | \r | |
760 | Returns:\r | |
761 | \r | |
762 | EFI_SUCCESS - Tiano decompress protocol successfully installed.\r | |
763 | \r | |
764 | --*/\r | |
765 | ;\r | |
766 | \r | |
3eb9473e | 767 | EFI_STATUS\r |
768 | GetTimerValue (\r | |
769 | OUT UINT64 *TimerValue\r | |
770 | )\r | |
771 | /*++\r | |
772 | \r | |
773 | Routine Description:\r | |
774 | \r | |
775 | Get timer value.\r | |
776 | \r | |
777 | Arguments:\r | |
778 | \r | |
779 | TimerValue - Pointer to the returned timer value\r | |
780 | \r | |
781 | Returns:\r | |
782 | \r | |
783 | EFI_SUCCESS - Successfully got timer value\r | |
784 | \r | |
785 | --*/\r | |
786 | ;\r | |
787 | \r | |
3eb9473e | 788 | #ifdef EFI_NT_EMULATOR\r |
789 | EFI_STATUS\r | |
790 | PeCoffLoaderWinNtLoadAsDll (\r | |
791 | IN CHAR8 *PdbFileName,\r | |
792 | IN VOID **ImageEntryPoint,\r | |
793 | OUT VOID **ModHandle\r | |
794 | )\r | |
795 | /*++\r | |
796 | \r | |
797 | Routine Description:\r | |
798 | \r | |
799 | Loads the .DLL file is present when a PE/COFF file is loaded. This provides source level\r | |
800 | debugging for drivers that have cooresponding .DLL files on the local system.\r | |
801 | \r | |
802 | Arguments:\r | |
803 | \r | |
804 | PdbFileName - The name of the .PDB file. This was found from the PE/COFF\r | |
805 | file's debug directory entry.\r | |
806 | \r | |
807 | ImageEntryPoint - A pointer to the DLL entry point of the .DLL file was loaded.\r | |
808 | \r | |
809 | ModHandle - Pointer to loaded library.\r | |
810 | \r | |
811 | Returns:\r | |
812 | \r | |
813 | EFI_SUCCESS - The .DLL file was loaded, and the DLL entry point is returned in ImageEntryPoint\r | |
814 | \r | |
815 | EFI_NOT_FOUND - The .DLL file could not be found\r | |
816 | \r | |
817 | EFI_UNSUPPORTED - The .DLL file was loaded, but the entry point to the .DLL file could not\r | |
818 | determined.\r | |
819 | \r | |
820 | --*/\r | |
821 | ;\r | |
822 | \r | |
823 | #endif\r | |
824 | //\r | |
825 | // hob.c\r | |
826 | //\r | |
827 | EFI_STATUS\r | |
828 | PeiBuildHobModule (\r | |
829 | IN EFI_PEI_SERVICES **PeiServices,\r | |
830 | IN EFI_GUID *ModuleName,\r | |
831 | IN EFI_PHYSICAL_ADDRESS Module,\r | |
832 | IN UINT64 ModuleLength,\r | |
833 | IN EFI_PHYSICAL_ADDRESS EntryPoint\r | |
834 | )\r | |
835 | /*++\r | |
836 | \r | |
837 | Routine Description:\r | |
838 | \r | |
839 | Builds a HOB for a loaded PE32 module\r | |
840 | \r | |
841 | Arguments:\r | |
842 | \r | |
843 | PeiServices - The PEI core services table.\r | |
844 | ModuleName - The GUID File Name of the module\r | |
845 | Memory - The 64 bit physical address of the module\r | |
846 | ModuleLength - The length of the module in bytes\r | |
847 | EntryPoint - The 64 bit physical address of the entry point\r | |
848 | to the module\r | |
849 | \r | |
850 | Returns:\r | |
851 | \r | |
852 | EFI_SUCCESS - Hob is successfully built.\r | |
853 | Others - Errors occur while creating new Hob\r | |
854 | \r | |
855 | --*/\r | |
856 | ;\r | |
857 | \r | |
858 | EFI_STATUS\r | |
859 | PeiBuildHobResourceDescriptor (\r | |
860 | IN EFI_PEI_SERVICES **PeiServices,\r | |
861 | IN EFI_RESOURCE_TYPE ResourceType,\r | |
862 | IN EFI_RESOURCE_ATTRIBUTE_TYPE ResourceAttribute,\r | |
863 | IN EFI_PHYSICAL_ADDRESS PhysicalStart,\r | |
864 | IN UINT64 NumberOfBytes\r | |
865 | )\r | |
866 | /*++\r | |
867 | \r | |
868 | Routine Description:\r | |
869 | \r | |
870 | Builds a HOB that describes a chunck of system memory\r | |
871 | \r | |
872 | Arguments:\r | |
873 | \r | |
874 | PeiServices - The PEI core services table.\r | |
875 | \r | |
876 | ResourceType - The type of resource described by this HOB\r | |
877 | \r | |
878 | ResourceAttribute - The resource attributes of the memory described by this HOB\r | |
879 | \r | |
880 | PhysicalStart - The 64 bit physical address of memory described by this HOB\r | |
881 | \r | |
882 | NumberOfBytes - The length of the memoty described by this HOB in bytes\r | |
883 | \r | |
884 | Returns:\r | |
885 | \r | |
886 | EFI_SUCCESS - Hob is successfully built.\r | |
887 | Others - Errors occur while creating new Hob\r | |
888 | \r | |
889 | --*/\r | |
890 | ;\r | |
891 | \r | |
892 | EFI_STATUS\r | |
893 | PeiBuildHobGuid (\r | |
894 | IN EFI_PEI_SERVICES **PeiServices,\r | |
895 | IN EFI_GUID *Guid,\r | |
896 | IN UINTN DataLength,\r | |
897 | IN OUT VOID **Hob\r | |
898 | )\r | |
899 | /*++\r | |
900 | \r | |
901 | Routine Description:\r | |
902 | \r | |
903 | Builds a custom HOB that is tagged with a GUID for identification\r | |
904 | \r | |
905 | Arguments:\r | |
906 | \r | |
907 | PeiServices - The PEI core services table.\r | |
908 | \r | |
909 | Guid - The GUID of the custome HOB type\r | |
910 | \r | |
911 | DataLength - The size of the data payload for the GUIDed HOB\r | |
912 | \r | |
913 | Hob - Pointer to the Hob\r | |
914 | \r | |
915 | Returns:\r | |
916 | \r | |
917 | EFI_SUCCESS - Hob is successfully built.\r | |
918 | Others - Errors occur while creating new Hob\r | |
919 | \r | |
920 | --*/\r | |
921 | ;\r | |
922 | \r | |
923 | EFI_STATUS\r | |
924 | PeiBuildHobGuidData (\r | |
925 | IN EFI_PEI_SERVICES **PeiServices,\r | |
926 | IN EFI_GUID *Guid,\r | |
927 | IN VOID *Data,\r | |
928 | IN UINTN DataLength\r | |
929 | )\r | |
930 | /*++\r | |
931 | \r | |
932 | Routine Description:\r | |
933 | \r | |
934 | Builds a custom HOB that is tagged with a GUID for identification\r | |
935 | \r | |
936 | Arguments:\r | |
937 | \r | |
938 | PeiServices - The PEI core services table.\r | |
939 | \r | |
940 | Guid - The GUID of the custome HOB type\r | |
941 | \r | |
942 | Data - The data to be copied into the GUIDed HOB data field.\r | |
943 | \r | |
944 | DataLength - The data field length.\r | |
945 | \r | |
946 | Returns:\r | |
947 | \r | |
948 | EFI_SUCCESS - Hob is successfully built.\r | |
949 | Others - Errors occur while creating new Hob\r | |
950 | \r | |
951 | --*/\r | |
952 | ;\r | |
953 | \r | |
954 | EFI_STATUS\r | |
955 | PeiBuildHobFv (\r | |
956 | IN EFI_PEI_SERVICES **PeiServices,\r | |
957 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
958 | IN UINT64 Length\r | |
959 | )\r | |
960 | /*++\r | |
961 | \r | |
962 | Routine Description:\r | |
963 | \r | |
964 | Builds a Firmware Volume HOB\r | |
965 | \r | |
966 | Arguments:\r | |
967 | \r | |
968 | PeiServices - The PEI core services table.\r | |
969 | \r | |
970 | BaseAddress - The base address of the Firmware Volume\r | |
971 | \r | |
972 | Length - The size of the Firmware Volume in bytes\r | |
973 | \r | |
974 | Returns:\r | |
975 | \r | |
976 | EFI_SUCCESS - Hob is successfully built.\r | |
977 | Others - Errors occur while creating new Hob\r | |
978 | \r | |
979 | --*/\r | |
980 | ;\r | |
981 | \r | |
982 | EFI_STATUS\r | |
983 | PeiBuildHobCpu (\r | |
984 | IN EFI_PEI_SERVICES **PeiServices,\r | |
985 | IN UINT8 SizeOfMemorySpace,\r | |
986 | IN UINT8 SizeOfIoSpace\r | |
987 | )\r | |
988 | /*++\r | |
989 | \r | |
990 | Routine Description:\r | |
991 | \r | |
992 | Builds a HOB for the CPU\r | |
993 | \r | |
994 | Arguments:\r | |
995 | \r | |
996 | PeiServices - The PEI core services table.\r | |
997 | \r | |
998 | SizeOfMemorySpace - Identifies the maximum \r | |
999 | physical memory addressibility of the processor.\r | |
1000 | \r | |
1001 | SizeOfIoSpace - Identifies the maximum physical I/O addressibility \r | |
1002 | of the processor.\r | |
1003 | \r | |
1004 | Returns:\r | |
1005 | \r | |
1006 | EFI_SUCCESS - Hob is successfully built.\r | |
1007 | Others - Errors occur while creating new Hob\r | |
1008 | \r | |
1009 | --*/\r | |
1010 | ;\r | |
1011 | \r | |
1012 | EFI_STATUS\r | |
1013 | PeiBuildHobStack (\r | |
1014 | IN EFI_PEI_SERVICES **PeiServices,\r | |
1015 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
1016 | IN UINT64 Length\r | |
1017 | )\r | |
1018 | /*++\r | |
1019 | \r | |
1020 | Routine Description:\r | |
1021 | \r | |
1022 | Builds a HOB for the Stack\r | |
1023 | \r | |
1024 | Arguments:\r | |
1025 | \r | |
1026 | PeiServices - The PEI core services table.\r | |
1027 | \r | |
1028 | BaseAddress - The 64 bit physical address of the Stack\r | |
1029 | \r | |
1030 | Length - The length of the stack in bytes\r | |
1031 | \r | |
1032 | Returns:\r | |
1033 | \r | |
1034 | EFI_SUCCESS - Hob is successfully built.\r | |
1035 | Others - Errors occur while creating new Hob\r | |
1036 | \r | |
1037 | --*/\r | |
1038 | ;\r | |
1039 | \r | |
1040 | EFI_STATUS\r | |
1041 | PeiBuildHobBspStore (\r | |
1042 | IN EFI_PEI_SERVICES **PeiServices,\r | |
1043 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
1044 | IN UINT64 Length,\r | |
1045 | IN EFI_MEMORY_TYPE MemoryType\r | |
1046 | )\r | |
1047 | /*++\r | |
1048 | \r | |
1049 | Routine Description:\r | |
1050 | \r | |
1051 | Builds a HOB for the bsp store\r | |
1052 | \r | |
1053 | Arguments:\r | |
1054 | \r | |
1055 | PeiServices - The PEI core services table.\r | |
1056 | \r | |
1057 | BaseAddress - The 64 bit physical address of the bsp store\r | |
1058 | \r | |
1059 | Length - The length of the bsp store in bytes\r | |
1060 | \r | |
1061 | MemoryType - Memory type\r | |
1062 | \r | |
1063 | Returns:\r | |
1064 | \r | |
1065 | EFI_SUCCESS - Hob is successfully built.\r | |
1066 | Others - Errors occur while creating new Hob\r | |
1067 | \r | |
1068 | --*/\r | |
1069 | ;\r | |
1070 | \r | |
1071 | EFI_STATUS\r | |
1072 | PeiBuildHobMemoryAllocation (\r | |
1073 | IN EFI_PEI_SERVICES **PeiServices,\r | |
1074 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
1075 | IN UINT64 Length,\r | |
1076 | IN EFI_GUID *Name,\r | |
1077 | IN EFI_MEMORY_TYPE MemoryType\r | |
1078 | )\r | |
1079 | /*++\r | |
1080 | \r | |
1081 | Routine Description:\r | |
1082 | \r | |
1083 | Builds a HOB for the memory allocation\r | |
1084 | \r | |
1085 | Arguments:\r | |
1086 | \r | |
1087 | PeiServices - The PEI core services table.\r | |
1088 | \r | |
1089 | BaseAddress - The 64 bit physical address of the memory\r | |
1090 | \r | |
1091 | Length - The length of the memory allocation in bytes\r | |
1092 | \r | |
1093 | Name - Name for Hob\r | |
1094 | \r | |
1095 | MemoryType - Memory type\r | |
1096 | \r | |
1097 | Returns:\r | |
1098 | \r | |
1099 | EFI_SUCCESS - Hob is successfully built.\r | |
1100 | Others - Errors occur while creating new Hob\r | |
1101 | \r | |
1102 | --*/\r | |
1103 | ;\r | |
1104 | \r | |
1105 | //\r | |
1106 | // print.c\r | |
1107 | //\r | |
1108 | UINTN\r | |
1109 | AvSPrint (\r | |
1110 | OUT CHAR8 *StartOfBuffer,\r | |
1111 | IN UINTN StrSize,\r | |
1112 | IN CONST CHAR8 *Format,\r | |
1113 | IN VA_LIST Marker\r | |
1114 | )\r | |
1115 | /*++\r | |
1116 | \r | |
1117 | Routine Description:\r | |
1118 | \r | |
1119 | AvSPrint function to process format and place the results in Buffer. Since a \r | |
1120 | VA_LIST is used this rountine allows the nesting of Vararg routines. Thus \r | |
1121 | this is the main print working routine\r | |
1122 | \r | |
1123 | Arguments:\r | |
1124 | \r | |
1125 | StartOfBuffer - Ascii buffer to print the results of the parsing of Format into.\r | |
1126 | \r | |
1127 | StrSize - Maximum number of characters to put into buffer. Zero means \r | |
1128 | no limit.\r | |
1129 | \r | |
1130 | FormatString - Ascii format string see file header for more details.\r | |
1131 | \r | |
1132 | Marker - Vararg list consumed by processing Format.\r | |
1133 | \r | |
1134 | Returns: \r | |
1135 | \r | |
1136 | Number of characters printed.\r | |
1137 | \r | |
1138 | --*/\r | |
1139 | ;\r | |
1140 | \r | |
1141 | UINTN\r | |
1142 | ASPrint (\r | |
1143 | OUT CHAR8 *Buffer,\r | |
1144 | IN UINTN BufferSize,\r | |
1145 | IN CONST CHAR8 *Format,\r | |
1146 | ...\r | |
1147 | )\r | |
1148 | /*++\r | |
1149 | \r | |
1150 | Routine Description:\r | |
1151 | \r | |
1152 | ASPrint function to process format and place the results in Buffer.\r | |
1153 | \r | |
1154 | Arguments:\r | |
1155 | \r | |
1156 | Buffer - Ascii buffer to print the results of the parsing of Format into.\r | |
1157 | \r | |
1158 | BufferSize - Maximum number of characters to put into buffer. Zero means no \r | |
1159 | limit.\r | |
1160 | \r | |
1161 | Format - Ascii format string see file header for more details.\r | |
1162 | \r | |
1163 | ... - Vararg list consumed by processing Format.\r | |
1164 | \r | |
1165 | Returns: \r | |
1166 | \r | |
1167 | Number of characters printed.\r | |
1168 | \r | |
1169 | --*/\r | |
1170 | ;\r | |
1171 | \r | |
1172 | //\r | |
1173 | // math.c\r | |
1174 | //\r | |
1175 | UINT64\r | |
1176 | MultU64x32 (\r | |
1177 | IN UINT64 Multiplicand,\r | |
1178 | IN UINTN Multiplier\r | |
1179 | )\r | |
1180 | /*++ \r | |
1181 | \r | |
1182 | Routine Description:\r | |
1183 | \r | |
1184 | This routine allows a 64 bit value to be multiplied with a 32 bit \r | |
1185 | value returns 64bit result.\r | |
1186 | No checking if the result is greater than 64bits\r | |
1187 | \r | |
1188 | Arguments:\r | |
1189 | \r | |
1190 | Multiplicand - multiplicand\r | |
1191 | Multiplier - multiplier\r | |
1192 | \r | |
1193 | Returns:\r | |
1194 | \r | |
1195 | Multiplicand * Multiplier\r | |
1196 | \r | |
1197 | --*/\r | |
1198 | ;\r | |
1199 | \r | |
1200 | UINT64\r | |
1201 | DivU64x32 (\r | |
1202 | IN UINT64 Dividend,\r | |
1203 | IN UINTN Divisor,\r | |
1204 | OUT UINTN *Remainder OPTIONAL\r | |
1205 | )\r | |
1206 | /*++\r | |
1207 | \r | |
1208 | Routine Description:\r | |
1209 | \r | |
1210 | This routine allows a 64 bit value to be divided with a 32 bit value returns \r | |
1211 | 64bit result and the Remainder.\r | |
1212 | N.B. only works for 31bit divisors!!\r | |
1213 | \r | |
1214 | Arguments:\r | |
1215 | \r | |
1216 | Dividend - dividend\r | |
1217 | Divisor - divisor\r | |
1218 | Remainder - buffer for remainder\r | |
1219 | \r | |
1220 | Returns:\r | |
1221 | \r | |
1222 | Dividend / Divisor\r | |
1223 | Remainder = Dividend mod Divisor\r | |
1224 | \r | |
1225 | --*/\r | |
1226 | ;\r | |
1227 | \r | |
1228 | UINT64\r | |
1229 | RShiftU64 (\r | |
1230 | IN UINT64 Operand,\r | |
1231 | IN UINTN Count\r | |
1232 | )\r | |
1233 | /*++\r | |
1234 | \r | |
1235 | Routine Description:\r | |
1236 | \r | |
1237 | This routine allows a 64 bit value to be right shifted by 32 bits and returns the \r | |
1238 | shifted value.\r | |
1239 | Count is valid up 63. (Only Bits 0-5 is valid for Count)\r | |
1240 | \r | |
1241 | Arguments:\r | |
1242 | \r | |
1243 | Operand - Value to be shifted\r | |
1244 | Count - Number of times to shift right.\r | |
1245 | \r | |
1246 | Returns:\r | |
1247 | \r | |
1248 | Value shifted right identified by the Count.\r | |
1249 | \r | |
1250 | --*/\r | |
1251 | ;\r | |
1252 | \r | |
1253 | UINT64\r | |
1254 | LShiftU64 (\r | |
1255 | IN UINT64 Operand,\r | |
1256 | IN UINTN Count\r | |
1257 | )\r | |
1258 | /*++\r | |
1259 | \r | |
1260 | Routine Description:\r | |
1261 | \r | |
1262 | This routine allows a 64 bit value to be left shifted by 32 bits and \r | |
1263 | returns the shifted value.\r | |
1264 | Count is valid up 63. (Only Bits 0-5 is valid for Count)\r | |
1265 | \r | |
1266 | Arguments:\r | |
1267 | \r | |
1268 | Operand - Value to be shifted\r | |
1269 | Count - Number of times to shift left.\r | |
1270 | \r | |
1271 | Returns:\r | |
1272 | \r | |
1273 | Value shifted left identified by the Count.\r | |
1274 | \r | |
1275 | --*/\r | |
1276 | ;\r | |
1277 | \r | |
1278 | VOID\r | |
1279 | RegisterNativeCpuIo (\r | |
1280 | IN EFI_PEI_SERVICES **PeiServices,\r | |
1281 | IN VOID *CpuIo\r | |
1282 | )\r | |
1283 | /*++\r | |
1284 | \r | |
1285 | Routine Description:\r | |
1286 | \r | |
1287 | Register a native Cpu IO\r | |
1288 | \r | |
1289 | Arguments:\r | |
1290 | \r | |
1291 | PeiServices - Calling context\r | |
1292 | CpuIo - CpuIo instance to register\r | |
1293 | \r | |
1294 | Returns:\r | |
1295 | \r | |
1296 | None\r | |
1297 | \r | |
1298 | --*/\r | |
1299 | ;\r | |
1300 | \r | |
1301 | VOID\r | |
1302 | GetNativeCpuIo (\r | |
1303 | IN EFI_PEI_SERVICES **PeiServices,\r | |
1304 | OUT VOID **CpuIo\r | |
1305 | )\r | |
1306 | /*++\r | |
1307 | \r | |
1308 | Routine Description:\r | |
1309 | \r | |
1310 | Get registered Cpu IO.\r | |
1311 | \r | |
1312 | Arguments:\r | |
1313 | \r | |
1314 | PeiServices - Calling context\r | |
1315 | CpuIo - CpuIo instance registered before\r | |
1316 | \r | |
1317 | Returns:\r | |
1318 | \r | |
1319 | None\r | |
1320 | \r | |
1321 | --*/\r | |
1322 | ;\r | |
1323 | \r | |
1324 | EFI_STATUS\r | |
c7f33ca4 | 1325 | EFIAPI\r |
3eb9473e | 1326 | FindFv (\r |
1327 | IN EFI_FIND_FV_PPI *This,\r | |
1328 | IN EFI_PEI_SERVICES **PeiServices,\r | |
1329 | IN OUT UINT8 *FvNumber,\r | |
1330 | IN OUT EFI_FIRMWARE_VOLUME_HEADER **FVAddress\r | |
1331 | )\r | |
1332 | /*++\r | |
1333 | \r | |
1334 | Routine Description:\r | |
1335 | \r | |
1336 | Search Fv in Hob.\r | |
1337 | \r | |
1338 | Arguments:\r | |
1339 | \r | |
1340 | This - Interface pointer that implement the Find Fv PPI\r | |
1341 | \r | |
1342 | PeiServices - Pointer to the PEI Service Table\r | |
1343 | \r | |
1344 | FvNumber - On input, the number of the fireware volume which supports FFS to locate\r | |
1345 | On output, the next FV number which supports FFS.\r | |
1346 | \r | |
1347 | FVAddress - The address of the volume which supports FFS to discover\r | |
1348 | \r | |
1349 | Returns:\r | |
1350 | \r | |
1351 | EFI_SUCCESS - An addtional FV which supports FFS found\r | |
1352 | EFI_OUT_OF_RESOURCES - There are no fireware volume which supports FFS for given fvnumber\r | |
1353 | EFI_INVALID_PARAMETER - FvAddress is NULL\r | |
1354 | \r | |
1355 | --*/\r | |
1356 | ;\r | |
1357 | \r | |
1e55f6a4 | 1358 | \r |
1359 | \r | |
1360 | EFI_STATUS\r | |
1361 | EFIAPI \r | |
1362 | PeiLibPciCfgModify (\r | |
1363 | IN EFI_PEI_SERVICES **PeiServices,\r | |
af1b1036 | 1364 | IN PEI_PCI_CFG_PPI *PciCfg,\r |
1e55f6a4 | 1365 | IN PEI_PCI_CFG_PPI_WIDTH Width,\r |
1366 | IN UINT64 Address,\r | |
1367 | IN UINTN SetBits,\r | |
1368 | IN UINTN ClearBits\r | |
1369 | )\r | |
1370 | /*++\r | |
1371 | \r | |
1372 | Routine Description:\r | |
1373 | \r | |
1374 | PCI read-modify-write operations.\r | |
1375 | \r | |
1376 | PIWG's PI specification replaces Inte's EFI Specification 1.10.\r | |
1377 | EFI_PEI_PCI_CFG_PPI defined in Inte's EFI Specification 1.10 is replaced by\r | |
1378 | EFI_PEI_PCI_CFG2_PPI in PI 1.0. "Modify" function in these two PPI are not \r | |
1379 | compatibile with each other.\r | |
1380 | \r | |
1381 | \r | |
1382 | For Framework code that make the following call:\r | |
1383 | \r | |
1384 | PciCfg->Modify (\r | |
1385 | PeiServices,\r | |
1386 | PciCfg,\r | |
1387 | Width,\r | |
1388 | Address,\r | |
1389 | SetBits,\r | |
1390 | ClearBits\r | |
1391 | );\r | |
1392 | it will be updated to the following code which call this library API:\r | |
1393 | PeiLibPciCfgModify (\r | |
1394 | PeiServices,\r | |
af1b1036 | 1395 | PciCfg,\r |
1e55f6a4 | 1396 | Width,\r |
1397 | Address,\r | |
1398 | SetBits,\r | |
1399 | ClearBits\r | |
1400 | );\r | |
1401 | \r | |
1402 | The \r | |
1403 | \r | |
1404 | Arguments:\r | |
1405 | \r | |
1406 | PeiServices An indirect pointer to the PEI Services Table\r | |
1407 | published by the PEI Foundation.\r | |
af1b1036 | 1408 | PciCfg A pointer to the this pointer of EFI_PEI_PCI_CFG_PPI. \r |
1409 | This parameter is unused as a place holder to make\r | |
1410 | the parameter list identical to PEI_PCI_CFG_PPI_RW.\r | |
1e55f6a4 | 1411 | Width The width of the access. Enumerated in bytes. Type\r |
1412 | EFI_PEI_PCI_CFG_PPI_WIDTH is defined in Read().\r | |
1413 | \r | |
1414 | Address The physical address of the access.\r | |
1415 | \r | |
1416 | SetBits Points to value to bitwise-OR with the read configuration value.\r | |
1417 | \r | |
1418 | The size of the value is determined by Width.\r | |
1419 | \r | |
1420 | ClearBits Points to the value to negate and bitwise-AND with the read configuration value.\r | |
1421 | The size of the value is determined by Width.\r | |
1422 | \r | |
1423 | \r | |
1424 | Returns:\r | |
1425 | \r | |
1426 | EFI_SUCCESS The function completed successfully.\r | |
1427 | \r | |
1428 | EFI_DEVICE_ERROR There was a problem with the transaction.\r | |
1429 | \r | |
1430 | --*/\r | |
1431 | ;\r | |
1432 | \r | |
3eb9473e | 1433 | #endif\r |