]> git.proxmox.com Git - mirror_edk2.git/blame - EdkModulePkg/Core/Dxe/DxeMain/DxeMain.c
projects / mirror_edk2.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@150 6f19259b...
[mirror_edk2.git] / EdkModulePkg / Core / Dxe / DxeMain / DxeMain.c
CommitLineData
e20ee534
LG		 1/*++
2
3Copyright (c) 2006, Intel Corporation
4All rights reserved. This program and the accompanying materials
5are licensed and made available under the terms and conditions of the BSD License
6which accompanies this distribution. The full text of the license may be found at
7http://opensource.org/licenses/bsd-license.php
8
9THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
10WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
11
12Module Name:
13
14 DxeMain.c
15
16Abstract:
17
18 DXE Core Main Entry Point
19
20--*/
21
22#include <DxeMain.h>
23
24VOID
25EFIAPI
26DxeMain (
27 IN VOID *HobStart
28 );
29
30EFI_STATUS
31EFIAPI
32CoreEfiNotAvailableYetArg0 (
33 VOID
34 );
35
36EFI_STATUS
37EFIAPI
38CoreEfiNotAvailableYetArg1 (
39 UINTN Arg1
40 );
41
42EFI_STATUS
43EFIAPI
44CoreEfiNotAvailableYetArg2 (
45 UINTN Arg1,
46 UINTN Arg2
47 );
48
49EFI_STATUS
50EFIAPI
51CoreEfiNotAvailableYetArg3 (
52 UINTN Arg1,
53 UINTN Arg2,
54 UINTN Arg3
55 );
56
57EFI_STATUS
58EFIAPI
59CoreEfiNotAvailableYetArg4 (
60 UINTN Arg1,
61 UINTN Arg2,
62 UINTN Arg3,
63 UINTN Arg4
64 );
65
66EFI_STATUS
67EFIAPI
68CoreEfiNotAvailableYetArg5 (
69 UINTN Arg1,
70 UINTN Arg2,
71 UINTN Arg3,
72 UINTN Arg4,
73 UINTN Arg5
74 );
75
76EFI_STATUS
77CoreGetPeiProtocol (
78 IN EFI_GUID *ProtocolGuid,
79 IN VOID **Interface
80 );
81
82EFI_STATUS
83DxeMainUefiDecompressGetInfo (
84 IN EFI_DECOMPRESS_PROTOCOL *This,
85 IN VOID *Source,
86 IN UINT32 SourceSize,
87 OUT UINT32 *DestinationSize,
88 OUT UINT32 *ScratchSize
89 );
90
91EFI_STATUS
92EFIAPI
93DxeMainUefiDecompress (
94 IN EFI_DECOMPRESS_PROTOCOL *This,
95 IN VOID *Source,
96 IN UINT32 SourceSize,
97 IN OUT VOID *Destination,
98 IN UINT32 DestinationSize,
99 IN OUT VOID *Scratch,
100 IN UINT32 ScratchSize
101 );
102
103EFI_STATUS
104DxeMainTianoDecompressGetInfo (
105 IN EFI_TIANO_DECOMPRESS_PROTOCOL *This,
106 IN VOID *Source,
107 IN UINT32 SourceSize,
108 OUT UINT32 *DestinationSize,
109 OUT UINT32 *ScratchSize
110 );
111
112EFI_STATUS
113EFIAPI
114DxeMainTianoDecompress (
115 IN EFI_TIANO_DECOMPRESS_PROTOCOL *This,
116 IN VOID *Source,
117 IN UINT32 SourceSize,
118 IN OUT VOID *Destination,
119 IN UINT32 DestinationSize,
120 IN OUT VOID *Scratch,
121 IN UINT32 ScratchSize
122 );
123
124EFI_STATUS
125DxeMainCustomDecompressGetInfo (
126 IN EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL *This,
127 IN VOID *Source,
128 IN UINT32 SourceSize,
129 OUT UINT32 *DestinationSize,
130 OUT UINT32 *ScratchSize
131 );
132
133EFI_STATUS
134EFIAPI
135DxeMainCustomDecompress (
136 IN EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL *This,
137 IN VOID *Source,
138 IN UINT32 SourceSize,
139 IN OUT VOID *Destination,
140 IN UINT32 DestinationSize,
141 IN OUT VOID *Scratch,
142 IN UINT32 ScratchSize
143 );
144
145//
146// DXE Core Global Variables for Protocols from PEI
147//
148EFI_HANDLE mDecompressHandle = NULL;
149EFI_PEI_PE_COFF_LOADER_PROTOCOL *gEfiPeiPeCoffLoader = NULL;
150
151//
152// DXE Core globals for Architecture Protocols
153//
154EFI_SECURITY_ARCH_PROTOCOL *gSecurity = NULL;
155EFI_CPU_ARCH_PROTOCOL *gCpu = NULL;
156EFI_METRONOME_ARCH_PROTOCOL *gMetronome = NULL;
157EFI_TIMER_ARCH_PROTOCOL *gTimer = NULL;
158EFI_BDS_ARCH_PROTOCOL *gBds = NULL;
159EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *gWatchdogTimer = NULL;
160EFI_RUNTIME_ARCH_PROTOCOL *gRuntime = NULL;
161
162//
163// BugBug: I'n not runtime, but is the PPI?
164//
165EFI_STATUS_CODE_PROTOCOL gStatusCodeInstance = {
166 NULL
167};
168
169EFI_STATUS_CODE_PROTOCOL *gStatusCode = &gStatusCodeInstance;
170
171
172//
173// DXE Core Global used to update core loaded image protocol handle
174//
175EFI_GUID *gDxeCoreFileName;
176EFI_LOADED_IMAGE_PROTOCOL *gDxeCoreLoadedImage;
177
178
179
180//
181// DXE Core Module Variables
182//
183
184EFI_BOOT_SERVICES mBootServices = {
185 {
186 EFI_BOOT_SERVICES_SIGNATURE, // Signature
187 EFI_BOOT_SERVICES_REVISION, // Revision
188 sizeof (EFI_BOOT_SERVICES), // HeaderSize
189 0, // CRC32
190 0 // Reserved
191 },
192 (EFI_RAISE_TPL) CoreRaiseTpl, // RaiseTPL
193 (EFI_RESTORE_TPL) CoreRestoreTpl, // RestoreTPL
194 (EFI_ALLOCATE_PAGES) CoreAllocatePages, // AllocatePages
195 (EFI_FREE_PAGES) CoreFreePages, // FreePages
196 (EFI_GET_MEMORY_MAP) CoreGetMemoryMap, // GetMemoryMap
197 (EFI_ALLOCATE_POOL) CoreAllocatePool, // AllocatePool
198 (EFI_FREE_POOL) CoreFreePool, // FreePool
199 (EFI_CREATE_EVENT) CoreCreateEvent, // CreateEvent
200 (EFI_SET_TIMER) CoreSetTimer, // SetTimer
201 (EFI_WAIT_FOR_EVENT) CoreWaitForEvent, // WaitForEvent
202 (EFI_SIGNAL_EVENT) CoreSignalEvent, // SignalEvent
203 (EFI_CLOSE_EVENT) CoreCloseEvent, // CloseEvent
204 (EFI_CHECK_EVENT) CoreCheckEvent, // CheckEvent
205 (EFI_INSTALL_PROTOCOL_INTERFACE) CoreInstallProtocolInterface, // InstallProtocolInterface
206 (EFI_REINSTALL_PROTOCOL_INTERFACE) CoreReinstallProtocolInterface, // ReinstallProtocolInterface
207 (EFI_UNINSTALL_PROTOCOL_INTERFACE) CoreUninstallProtocolInterface, // UninstallProtocolInterface
208 (EFI_HANDLE_PROTOCOL) CoreHandleProtocol, // HandleProtocol
209 (VOID *) NULL, // Reserved
210 (EFI_REGISTER_PROTOCOL_NOTIFY) CoreRegisterProtocolNotify, // RegisterProtocolNotify
211 (EFI_LOCATE_HANDLE) CoreLocateHandle, // LocateHandle
212 (EFI_LOCATE_DEVICE_PATH) CoreLocateDevicePath, // LocateDevicePath
213 (EFI_INSTALL_CONFIGURATION_TABLE) CoreInstallConfigurationTable, // InstallConfigurationTable
214 (EFI_IMAGE_LOAD) CoreLoadImage, // LoadImage
215 (EFI_IMAGE_START) CoreStartImage, // StartImage
216 (EFI_EXIT) CoreExit, // Exit
217 (EFI_IMAGE_UNLOAD) CoreUnloadImage, // UnloadImage
218 (EFI_EXIT_BOOT_SERVICES) CoreExitBootServices, // ExitBootServices
219 (EFI_GET_NEXT_MONOTONIC_COUNT) CoreEfiNotAvailableYetArg1, // GetNextMonotonicCount
220 (EFI_STALL) CoreStall, // Stall
221 (EFI_SET_WATCHDOG_TIMER) CoreSetWatchdogTimer, // SetWatchdogTimer
222 (EFI_CONNECT_CONTROLLER) CoreConnectController, // ConnectController
223 (EFI_DISCONNECT_CONTROLLER) CoreDisconnectController, // DisconnectController
224 (EFI_OPEN_PROTOCOL) CoreOpenProtocol, // OpenProtocol
225 (EFI_CLOSE_PROTOCOL) CoreCloseProtocol, // CloseProtocol
226 (EFI_OPEN_PROTOCOL_INFORMATION) CoreOpenProtocolInformation, // OpenProtocolInformation
227 (EFI_PROTOCOLS_PER_HANDLE) CoreProtocolsPerHandle, // ProtocolsPerHandle
228 (EFI_LOCATE_HANDLE_BUFFER) CoreLocateHandleBuffer, // LocateHandleBuffer
229 (EFI_LOCATE_PROTOCOL) CoreLocateProtocol, // LocateProtocol
230 (EFI_INSTALL_MULTIPLE_PROTOCOL_INTERFACES) CoreInstallMultipleProtocolInterfaces, // InstallMultipleProtocolInterfaces
231 (EFI_UNINSTALL_MULTIPLE_PROTOCOL_INTERFACES) CoreUninstallMultipleProtocolInterfaces, // UninstallMultipleProtocolInterfaces
232 (EFI_CALCULATE_CRC32) CoreEfiNotAvailableYetArg3, // CalculateCrc32
233 (EFI_COPY_MEM) CopyMem, // CopyMem
234 (EFI_SET_MEM) SetMem // SetMem
235#if (EFI_SPECIFICATION_VERSION >= 0x00020000)
236 ,
237 (EFI_CREATE_EVENT_EX) CoreCreateEventEx // CreateEventEx
238#endif
239};
240
241EFI_DXE_SERVICES mDxeServices = {
242 {
243 EFI_DXE_SERVICES_SIGNATURE, // Signature
244 EFI_DXE_SERVICES_REVISION, // Revision
245 sizeof (EFI_DXE_SERVICES), // HeaderSize
246 0, // CRC32
247 0 // Reserved
248 },
249 (EFI_ADD_MEMORY_SPACE) CoreAddMemorySpace, // AddMemorySpace
250 (EFI_ALLOCATE_MEMORY_SPACE) CoreAllocateMemorySpace, // AllocateMemorySpace
251 (EFI_FREE_MEMORY_SPACE) CoreFreeMemorySpace, // FreeMemorySpace
252 (EFI_REMOVE_MEMORY_SPACE) CoreRemoveMemorySpace, // RemoveMemorySpace
253 (EFI_GET_MEMORY_SPACE_DESCRIPTOR) CoreGetMemorySpaceDescriptor, // GetMemorySpaceDescriptor
254 (EFI_SET_MEMORY_SPACE_ATTRIBUTES) CoreSetMemorySpaceAttributes, // SetMemorySpaceAttributes
255 (EFI_GET_MEMORY_SPACE_MAP) CoreGetMemorySpaceMap, // GetMemorySpaceMap
256 (EFI_ADD_IO_SPACE) CoreAddIoSpace, // AddIoSpace
257 (EFI_ALLOCATE_IO_SPACE) CoreAllocateIoSpace, // AllocateIoSpace
258 (EFI_FREE_IO_SPACE) CoreFreeIoSpace, // FreeIoSpace
259 (EFI_REMOVE_IO_SPACE) CoreRemoveIoSpace, // RemoveIoSpace
260 (EFI_GET_IO_SPACE_DESCRIPTOR) CoreGetIoSpaceDescriptor, // GetIoSpaceDescriptor
261 (EFI_GET_IO_SPACE_MAP) CoreGetIoSpaceMap, // GetIoSpaceMap
262 (EFI_DISPATCH) CoreDispatcher, // Dispatch
263 (EFI_SCHEDULE) CoreSchedule, // Schedule
264 (EFI_TRUST) CoreTrust, // Trust
265 (EFI_PROCESS_FIRMWARE_VOLUME) CoreProcessFirmwareVolume, // ProcessFirmwareVolume
266};
267
268EFI_SYSTEM_TABLE mEfiSystemTableTemplate = {
269 {
270 EFI_SYSTEM_TABLE_SIGNATURE, // Signature
271 EFI_SYSTEM_TABLE_REVISION, // Revision
272 sizeof (EFI_SYSTEM_TABLE), // HeaderSize
273 0, // CRC32
274 0 // Reserved
275 },
276 NULL, // FirmwareVendor
277 0, // FirmwareRevision
278 NULL, // ConsoleInHandle
279 NULL, // ConIn
280 NULL, // ConsoleOutHandle
281 NULL, // ConOut
282 NULL, // StandardErrorHandle
283 NULL, // StdErr
284 NULL, // RuntimeServices
285 &mBootServices, // BootServices
286 0, // NumberOfConfigurationTableEntries
287 NULL // ConfigurationTable
288};
289
290EFI_RUNTIME_SERVICES mEfiRuntimeServicesTableTemplate = {
291 {
292 EFI_RUNTIME_SERVICES_SIGNATURE, // Signature
293 EFI_RUNTIME_SERVICES_REVISION, // Revision
294 sizeof (EFI_RUNTIME_SERVICES), // HeaderSize
295 0, // CRC32
296 0 // Reserved
297 },
298 (EFI_GET_TIME) CoreEfiNotAvailableYetArg2, // GetTime
299 (EFI_SET_TIME) CoreEfiNotAvailableYetArg1, // SetTime
300 (EFI_GET_WAKEUP_TIME) CoreEfiNotAvailableYetArg3, // GetWakeupTime
301 (EFI_SET_WAKEUP_TIME) CoreEfiNotAvailableYetArg2, // SetWakeupTime
302 (EFI_SET_VIRTUAL_ADDRESS_MAP) CoreEfiNotAvailableYetArg4, // SetVirtualAddressMap
303 (EFI_CONVERT_POINTER) CoreEfiNotAvailableYetArg2, // ConvertPointer
304 (EFI_GET_VARIABLE) CoreEfiNotAvailableYetArg5, // GetVariable
305 (EFI_GET_NEXT_VARIABLE_NAME) CoreEfiNotAvailableYetArg3, // GetNextVariableName
306 (EFI_SET_VARIABLE) CoreEfiNotAvailableYetArg5, // SetVariable
307 (EFI_GET_NEXT_HIGH_MONO_COUNT) CoreEfiNotAvailableYetArg1, // GetNextHighMonotonicCount
308 (EFI_RESET_SYSTEM) CoreEfiNotAvailableYetArg4 // ResetSystem
309#if ((EDK_RELEASE_VERSION != 0) && (EFI_SPECIFICATION_VERSION < 0x00020000))
310 ,
311 (TIANO_REPORT_STATUS_CODE) CoreEfiNotAvailableYetArg5 // ReportStatusCode
312#elif (EFI_SPECIFICATION_VERSION >= 0x00020000)
313 ,
314 (EFI_UPDATE_CAPSULE) CoreEfiNotAvailableYetArg3, // UpdateCapsule
315 (EFI_QUERY_CAPSULE_CAPABILITIES) CoreEfiNotAvailableYetArg4, // QueryCapsuleCapabilities
316 (EFI_QUERY_VARIABLE_INFO) CoreEfiNotAvailableYetArg4 // QueryVariableInfo
317#endif
318};
319
320//
321// DXE Core Global Variables for the EFI System Table, Boot Services Table,
322// DXE Services Table, and Runtime Services Table
323//
324EFI_BOOT_SERVICES *gBS = &mBootServices;
325EFI_DXE_SERVICES *gDS = &mDxeServices;
326EFI_SYSTEM_TABLE *gST = NULL;
327
328//
329// For debug initialize gRT to template. gRT must be allocated from RT memory
330// but gRT is used for ASSERT () and DEBUG () type macros so lets give it
331// a value that will not cause debug infrastructure to crash early on.
332//
333EFI_RUNTIME_SERVICES *gRT = &mEfiRuntimeServicesTableTemplate;
334EFI_HANDLE gDxeCoreImageHandle = NULL;
335
336VOID *mHobStart;
337
338//
339// EFI Decompress Protocol
340//
341EFI_DECOMPRESS_PROTOCOL gEfiDecompress = {
342 DxeMainUefiDecompressGetInfo,
343 DxeMainUefiDecompress
344};
345
346//
347// Tiano Decompress Protocol
348//
349EFI_TIANO_DECOMPRESS_PROTOCOL gEfiTianoDecompress = {
350 DxeMainTianoDecompressGetInfo,
351 DxeMainTianoDecompress
352};
353
354//
355// Customized Decompress Protocol
356//
357EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL gEfiCustomizedDecompress = {
358 DxeMainCustomDecompressGetInfo,
359 DxeMainCustomDecompress
360};
361
362//
363// Main entry point to the DXE Core
364//
365VOID
366EFIAPI
367DxeMain (
368 IN VOID *HobStart
369 )
370/*++
371
372Routine Description:
373
374 Main entry point to DXE Core.
375
376Arguments:
377
378 HobStart - Pointer to the beginning of the HOB List from PEI
379
380Returns:
381
382 This function should never return
383
384--*/
385{
386 EFI_STATUS Status;
387 EFI_PHYSICAL_ADDRESS MemoryBaseAddress;
388 UINT64 MemoryLength;
389
390#ifdef EFI_DXE_PERFORMANCE
391 UINT64 Tick;
392
393 GetTimerValue (&Tick);
394#endif
395
396 mHobStart = HobStart;
397
398 //
399 // Initialize Memory Services
400 //
401 CoreInitializeMemoryServices (&HobStart, &MemoryBaseAddress, &MemoryLength);
402
403 //
404 // Allocate the EFI System Table and EFI Runtime Service Table from EfiRuntimeServicesData
405 // Use the templates to initialize the contents of the EFI System Table and EFI Runtime Services Table
406 //
407 gST = CoreAllocateRuntimeCopyPool (sizeof (EFI_SYSTEM_TABLE), &mEfiSystemTableTemplate);
408 ASSERT (gST != NULL);
409
410 gRT = CoreAllocateRuntimeCopyPool (sizeof (EFI_RUNTIME_SERVICES), &mEfiRuntimeServicesTableTemplate);
411 ASSERT (gRT != NULL);
412
413 gST->RuntimeServices = gRT;
414
415 //
416 // Start the Image Services.
417 //
418 Status = CoreInitializeImageServices (HobStart);
419 ASSERT_EFI_ERROR (Status);
420
421 //
422 // Call constructor for all libraries
423 //
424 ProcessLibraryConstructorList (gDxeCoreImageHandle, gST);
425
426 //
427 // Initialize the Global Coherency Domain Services
428 //
429 Status = CoreInitializeGcdServices (&HobStart, MemoryBaseAddress, MemoryLength);
430 ASSERT_EFI_ERROR (Status);
431
432 //
433 // Install the DXE Services Table into the EFI System Tables's Configuration Table
434 //
435 Status = CoreInstallConfigurationTable (&gEfiDxeServicesTableGuid, gDS);
436 ASSERT_EFI_ERROR (Status);
437
438 //
439 // Install the HOB List into the EFI System Tables's Configuration Table
440 //
441 Status = CoreInstallConfigurationTable (&gEfiHobListGuid, HobStart);
442 ASSERT_EFI_ERROR (Status);
443
444 //
445 // Install Memory Type Information Table into the EFI System Tables's Configuration Table
446 //
447 Status = CoreInstallConfigurationTable (&gEfiMemoryTypeInformationGuid, &gMemoryTypeInformation);
448 ASSERT_EFI_ERROR (Status);
449
450 //
451 // Initialize the ReportStatusCode with PEI version, if availible
452 //
453 CoreGetPeiProtocol (&gEfiStatusCodeRuntimeProtocolGuid, (VOID **)&gStatusCode->ReportStatusCode);
454#if ((EDK_RELEASE_VERSION != 0) && (EFI_SPECIFICATION_VERSION < 0x00020000))
455 gRT->ReportStatusCode = gStatusCode->ReportStatusCode;
456#endif
457
458 //
459 // Report Status Code here for DXE_ENTRY_POINT once it is available
460 //
461 CoreReportProgressCode ((EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_ENTRY_POINT));
462
463 //
464 // Create the aligned system table pointer structure that is used by external
465 // debuggers to locate the system table... Also, install debug image info
466 // configuration table.
467 //
468 CoreInitializeDebugImageInfoTable ();
469 CoreNewDebugImageInfoEntry (
470 EFI_DEBUG_IMAGE_INFO_TYPE_NORMAL,
471 gDxeCoreLoadedImage,
472 gDxeCoreImageHandle
473 );
474
475 DEBUG ((EFI_D_INFO | EFI_D_LOAD, "HOBLIST address in DXE = 0x%08x\n", HobStart));
476
477 //
478 // Initialize the Event Services
479 //
480 Status = CoreInitializeEventServices ();
481 ASSERT_EFI_ERROR (Status);
482
483
484 //
485 // Get the Protocols that were passed in from PEI to DXE through GUIDed HOBs
486 //
487 // These Protocols are not architectural. This implementation is sharing code between
488 // PEI and DXE in order to save FLASH space. These Protocols could also be implemented
489 // as part of the DXE Core. However, that would also require the DXE Core to be ported
490 // each time a different CPU is used, a different Decompression algorithm is used, or a
491 // different Image type is used. By placing these Protocols in PEI, the DXE Core remains
492 // generic, and only PEI and the Arch Protocols need to be ported from Platform to Platform,
493 // and from CPU to CPU.
494 //
495
496 //
497 // Publish the EFI, Tiano, and Custom Decompress protocols for use by other DXE components
498 //
499 Status = CoreInstallMultipleProtocolInterfaces (
500 &mDecompressHandle,
501 &gEfiDecompressProtocolGuid, &gEfiDecompress,
502 &gEfiTianoDecompressProtocolGuid, &gEfiTianoDecompress,
503 &gEfiCustomizedDecompressProtocolGuid, &gEfiCustomizedDecompress,
504 NULL
505 );
506 ASSERT_EFI_ERROR (Status);
507
508 gEfiPeiPeCoffLoader = GetPeCoffLoaderProtocol ();
509 ASSERT (gEfiPeiPeCoffLoader != NULL);
510
511 //
512 // Register for the GUIDs of the Architectural Protocols, so the rest of the
513 // EFI Boot Services and EFI Runtime Services tables can be filled in.
514 //
515 CoreNotifyOnArchProtocolInstallation ();
516
517 //
518 // Produce Firmware Volume Protocols, one for each FV in the HOB list.
519 //
520 Status = FwVolBlockDriverInit (gDxeCoreImageHandle, gST);
521 ASSERT_EFI_ERROR (Status);
522
523 Status = FwVolDriverInit (gDxeCoreImageHandle, gST);
524 ASSERT_EFI_ERROR (Status);
525
526 //
527 // Produce the Section Extraction Protocol
528 //
529 Status = InitializeSectionExtraction (gDxeCoreImageHandle, gST);
530 ASSERT_EFI_ERROR (Status);
531
532 //
533 // Initialize the DXE Dispatcher
534 //
535 PERF_START (0,"CoreInitializeDispatcher", "DxeMain", 0) ;
536 CoreInitializeDispatcher ();
537 PERF_END (0,"CoreInitializeDispatcher", "DxeMain", 0) ;
538
539 //
540 // Invoke the DXE Dispatcher
541 //
542 PERF_START (0, "CoreDispatcher", "DxeMain", 0);
543 CoreDispatcher ();
544 PERF_END (0, "CoreDispatcher", "DxeMain", 0);
545
546 //
547 // Display Architectural protocols that were not loaded if this is DEBUG build
548 //
549 DEBUG_CODE (
550 CoreDisplayMissingArchProtocols ();
551 );
552
553 //
554 // Assert if the Architectural Protocols are not present.
555 //
556 ASSERT_EFI_ERROR (CoreAllEfiServicesAvailable ());
557
558 //
559 // Report Status code before transfer control to BDS
560 //
561 CoreReportProgressCode ((EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_HANDOFF_TO_NEXT));
562 //
563 // Display any drivers that were not dispatched because dependency expression
564 // evaluated to false if this is a debug build
565 //
566 DEBUG_CODE (
567 CoreDisplayDiscoveredNotDispatched ();
568 );
569
570 //
571 // Transfer control to the BDS Architectural Protocol
572 //
573 gBds->Entry (gBds);
574
575 //
576 // BDS should never return
577 //
578 ASSERT (FALSE);
579 CpuDeadLoop ();
580}
581
582
583EFI_STATUS
584EFIAPI
585CoreEfiNotAvailableYetArg0 (
586 VOID
587 )
588/*++
589
590Routine Description:
591
592 Place holder function until all the Boot Services and Runtime Services are available
593
594Arguments:
595
596 None
597
598Returns:
599
600 EFI_NOT_AVAILABLE_YET
601
602--*/
603{
604 //
605 // This function should never be executed. If it does, then the architectural protocols
606 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the
607 // DXE Core and all the Architectural Protocols are complete.
608 //
609
610 return EFI_NOT_AVAILABLE_YET;
611}
612
613EFI_STATUS
614EFIAPI
615CoreEfiNotAvailableYetArg1 (
616 UINTN Arg1
617 )
618/*++
619
620Routine Description:
621
622 Place holder function until all the Boot Services and Runtime Services are available
623
624Arguments:
625
626 Arg1 - Undefined
627
628Returns:
629
630 EFI_NOT_AVAILABLE_YET
631
632--*/
633{
634 //
635 // This function should never be executed. If it does, then the architectural protocols
636 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the
637 // DXE Core and all the Architectural Protocols are complete.
638 //
639
640 return EFI_NOT_AVAILABLE_YET;
641}
642
643EFI_STATUS
644EFIAPI
645CoreEfiNotAvailableYetArg2 (
646 UINTN Arg1,
647 UINTN Arg2
648 )
649/*++
650
651Routine Description:
652
653 Place holder function until all the Boot Services and Runtime Services are available
654
655Arguments:
656
657 Arg1 - Undefined
658
659 Arg2 - Undefined
660
661Returns:
662
663 EFI_NOT_AVAILABLE_YET
664
665--*/
666{
667 //
668 // This function should never be executed. If it does, then the architectural protocols
669 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the
670 // DXE Core and all the Architectural Protocols are complete.
671 //
672
673 return EFI_NOT_AVAILABLE_YET;
674}
675
676EFI_STATUS
677EFIAPI
678CoreEfiNotAvailableYetArg3 (
679 UINTN Arg1,
680 UINTN Arg2,
681 UINTN Arg3
682 )
683/*++
684
685Routine Description:
686
687 Place holder function until all the Boot Services and Runtime Services are available
688
689Arguments:
690
691 Arg1 - Undefined
692
693 Arg2 - Undefined
694
695 Arg3 - Undefined
696
697Returns:
698
699 EFI_NOT_AVAILABLE_YET
700
701--*/
702{
703 //
704 // This function should never be executed. If it does, then the architectural protocols
705 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the
706 // DXE Core and all the Architectural Protocols are complete.
707 //
708
709 return EFI_NOT_AVAILABLE_YET;
710}
711
712EFI_STATUS
713EFIAPI
714CoreEfiNotAvailableYetArg4 (
715 UINTN Arg1,
716 UINTN Arg2,
717 UINTN Arg3,
718 UINTN Arg4
719 )
720/*++
721
722Routine Description:
723
724 Place holder function until all the Boot Services and Runtime Services are available
725
726Arguments:
727
728 Arg1 - Undefined
729
730 Arg2 - Undefined
731
732 Arg3 - Undefined
733
734 Arg4 - Undefined
735
736Returns:
737
738 EFI_NOT_AVAILABLE_YET
739
740--*/
741{
742 //
743 // This function should never be executed. If it does, then the architectural protocols
744 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the
745 // DXE Core and all the Architectural Protocols are complete.
746 //
747
748 return EFI_NOT_AVAILABLE_YET;
749}
750
751EFI_STATUS
752EFIAPI
753CoreEfiNotAvailableYetArg5 (
754 UINTN Arg1,
755 UINTN Arg2,
756 UINTN Arg3,
757 UINTN Arg4,
758 UINTN Arg5
759 )
760/*++
761
762Routine Description:
763
764 Place holder function until all the Boot Services and Runtime Services are available
765
766Arguments:
767
768 Arg1 - Undefined
769
770 Arg2 - Undefined
771
772 Arg3 - Undefined
773
774 Arg4 - Undefined
775
776 Arg5 - Undefined
777
778Returns:
779
780 EFI_NOT_AVAILABLE_YET
781
782--*/
783{
784 //
785 // This function should never be executed. If it does, then the architectural protocols
786 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the
787 // DXE Core and all the Architectural Protocols are complete.
788 //
789
790 return EFI_NOT_AVAILABLE_YET;
791}
792
793
794EFI_STATUS
795CoreGetPeiProtocol (
796 IN EFI_GUID *ProtocolGuid,
797 IN VOID **Interface
798 )
799/*++
800
801Routine Description:
802
803 Searches for a Protocol Interface passed from PEI through a HOB
804
805Arguments:
806
807 ProtocolGuid - The Protocol GUID to search for in the HOB List
808
809 Interface - A pointer to the interface for the Protocol GUID
810
811Returns:
812
813 EFI_SUCCESS - The Protocol GUID was found and its interface is returned in Interface
814
815 EFI_NOT_FOUND - The Protocol GUID was not found in the HOB List
816
817--*/
818{
819 EFI_HOB_GUID_TYPE *GuidHob;
820 VOID *Buffer;
821
822 GuidHob = GetNextGuidHob (ProtocolGuid, mHobStart);
823 if (GuidHob == NULL) {
824 return EFI_NOT_FOUND;
825 }
826
827 Buffer = GET_GUID_HOB_DATA (GuidHob);
828 ASSERT (Buffer != NULL);
829
830 *Interface = (VOID *)(*(UINTN *)(Buffer));
831
832 return EFI_SUCCESS;
833}
834
835
836VOID
837CalculateEfiHdrCrc (
838 IN OUT EFI_TABLE_HEADER *Hdr
839 )
840/*++
841
842Routine Description:
843
844 Calcualte the 32-bit CRC in a EFI table using the service provided by the
845 gRuntime service.
846
847Arguments:
848
849 Hdr - Pointer to an EFI standard header
850
851Returns:
852
853 None
854
855--*/
856{
857 UINT32 Crc;
858
859 Hdr->CRC32 = 0;
860
861 //
862 // If gBS->CalculateCrce32 () == CoreEfiNotAvailableYet () then
863 // Crc will come back as zero if we set it to zero here
864 //
865 Crc = 0;
866 gBS->CalculateCrc32 ((UINT8 *)Hdr, Hdr->HeaderSize, &Crc);
867 Hdr->CRC32 = Crc;
868}
869
870
871
872EFI_STATUS
873EFIAPI
874CoreExitBootServices (
875 IN EFI_HANDLE ImageHandle,
876 IN UINTN MapKey
877 )
878/*++
879
880Routine Description:
881
882 EFI 1.0 API to terminate Boot Services
883
884Arguments:
885
886 ImageHandle - Handle that represents the identity of the calling image
887
888 MapKey -Key to the latest memory map.
889
890Returns:
891
892 EFI_SUCCESS - Boot Services terminated
893 EFI_INVALID_PARAMETER - MapKey is incorrect.
894
895--*/
896{
897 EFI_STATUS Status;
898
899 //
900 // Terminate memory services if the MapKey matches
901 //
902 Status = CoreTerminateMemoryMap (MapKey);
903 if (EFI_ERROR (Status)) {
904 return Status;
905 }
906
907 //
908 // Notify other drivers that we are exiting boot services.
909 //
910 CoreNotifySignalList (&gEfiEventExitBootServicesGuid);
911
912 //
913 // Disable Timer
914 //
915 gTimer->SetTimerPeriod (gTimer, 0);
916
917 //
918 // Disable CPU Interrupts
919 //
920 gCpu->DisableInterrupt (gCpu);
921
922 //
923 // Register Runtime events with the Runtime Architectural Protocol
924 //
925 CoreShutdownEventServices ();
926
927 //
928 // Register Runtime images with the Runtime Architectural Protocol
929 //
930 CoreShutdownImageServices ();
931
932 //
933 // Report that ExitBootServices() has been called
934 //
935 // We are using gEfiDxeServicesTableGuid as the caller ID for Dxe Core
936 //
937 CoreReportProgressCode ((EFI_SOFTWARE_EFI_BOOT_SERVICE | EFI_SW_BS_PC_EXIT_BOOT_SERVICES));
938
939 //
940 // Clear the non-runtime values of the EFI System Table
941 //
942 gST->BootServices = NULL;
943 gST->ConIn = NULL;
944 gST->ConsoleInHandle = NULL;
945 gST->ConOut = NULL;
946 gST->ConsoleOutHandle = NULL;
947 gST->StdErr = NULL;
948 gST->StandardErrorHandle = NULL;
949
950 //
951 // Recompute the 32-bit CRC of the EFI System Table
952 //
953 CalculateEfiHdrCrc (&gST->Hdr);
954
955 //
956 // Zero out the Boot Service Table
957 //
958 SetMem (gBS, sizeof (EFI_BOOT_SERVICES), 0);
959 gBS = NULL;
960
961 return Status;
962}
963
964EFI_STATUS
965DxeMainUefiDecompressGetInfo (
966 IN EFI_DECOMPRESS_PROTOCOL *This,
967 IN VOID *Source,
968 IN UINT32 SourceSize,
969 OUT UINT32 *DestinationSize,
970 OUT UINT32 *ScratchSize
971 )
972{
973 return UefiDecompressGetInfo (Source, SourceSize, DestinationSize, ScratchSize);
974}
975
976EFI_STATUS
977EFIAPI
978DxeMainUefiDecompress (
979 IN EFI_DECOMPRESS_PROTOCOL *This,
980 IN VOID *Source,
981 IN UINT32 SourceSize,
982 IN OUT VOID *Destination,
983 IN UINT32 DestinationSize,
984 IN OUT VOID *Scratch,
985 IN UINT32 ScratchSize
986 )
987{
988 EFI_STATUS Status;
989 UINT32 TestDestinationSize;
990 UINT32 TestScratchSize;
991
992 Status = UefiDecompressGetInfo (Source, SourceSize, &TestDestinationSize, &TestScratchSize);
993 if (EFI_ERROR (Status)) {
994 return Status;
995 }
996
997 if (ScratchSize < TestScratchSize || DestinationSize < TestDestinationSize) {
998 return RETURN_INVALID_PARAMETER;
999 }
1000
1001 return UefiDecompress (Source, Destination, Scratch);
1002}
1003
1004EFI_STATUS
1005DxeMainTianoDecompressGetInfo (
1006 IN EFI_TIANO_DECOMPRESS_PROTOCOL *This,
1007 IN VOID *Source,
1008 IN UINT32 SourceSize,
1009 OUT UINT32 *DestinationSize,
1010 OUT UINT32 *ScratchSize
1011 )
1012{
1013 return TianoDecompressGetInfo (Source, SourceSize, DestinationSize, ScratchSize);
1014}
1015
1016EFI_STATUS
1017EFIAPI
1018DxeMainTianoDecompress (
1019 IN EFI_TIANO_DECOMPRESS_PROTOCOL *This,
1020 IN VOID *Source,
1021 IN UINT32 SourceSize,
1022 IN OUT VOID *Destination,
1023 IN UINT32 DestinationSize,
1024 IN OUT VOID *Scratch,
1025 IN UINT32 ScratchSize
1026 )
1027{
1028 EFI_STATUS Status;
1029 UINT32 TestDestinationSize;
1030 UINT32 TestScratchSize;
1031
1032 Status = TianoDecompressGetInfo (Source, SourceSize, &TestDestinationSize, &TestScratchSize);
1033 if (EFI_ERROR (Status)) {
1034 return Status;
1035 }
1036
1037 if (ScratchSize < TestScratchSize || DestinationSize < TestDestinationSize) {
1038 return RETURN_INVALID_PARAMETER;
1039 }
1040
1041 return TianoDecompress (Source, Destination, Scratch);
1042}
1043
1044EFI_STATUS
1045DxeMainCustomDecompressGetInfo (
1046 IN EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL *This,
1047 IN VOID *Source,
1048 IN UINT32 SourceSize,
1049 OUT UINT32 *DestinationSize,
1050 OUT UINT32 *ScratchSize
1051 )
1052{
1053 return CustomDecompressGetInfo (Source, SourceSize, DestinationSize, ScratchSize);
1054}
1055
1056EFI_STATUS
1057EFIAPI
1058DxeMainCustomDecompress (
1059 IN EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL *This,
1060 IN VOID *Source,
1061 IN UINT32 SourceSize,
1062 IN OUT VOID *Destination,
1063 IN UINT32 DestinationSize,
1064 IN OUT VOID *Scratch,
1065 IN UINT32 ScratchSize
1066 )
1067{
1068 EFI_STATUS Status;
1069 UINT32 TestDestinationSize;
1070 UINT32 TestScratchSize;
1071
1072 Status = CustomDecompressGetInfo (Source, SourceSize, &TestDestinationSize, &TestScratchSize);
1073 if (EFI_ERROR (Status)) {
1074 return Status;
1075 }
1076
1077 if (ScratchSize < TestScratchSize || DestinationSize < TestDestinationSize) {
1078 return RETURN_INVALID_PARAMETER;
1079 }
1080
1081 return CustomDecompress (Source, Destination, Scratch);
1082}
1083
EFI Development Kit II mirror for PVE