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1) Initialize gBS, gST, gImageHandle in UefiBootServicesTableLib.c to NULL
[mirror_edk2.git] / EdkModulePkg / Core / Dxe / DxeMain / DxeMain.c
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1/*++\r
2\r
3Copyright (c) 2006 - 2007, Intel Corporation\r
4All rights reserved. This program and the accompanying materials\r
5are licensed and made available under the terms and conditions of the BSD License\r
6which accompanies this distribution. The full text of the license may be found at\r
7http://opensource.org/licenses/bsd-license.php\r
8\r
9THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
10WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
11\r
12Module Name:\r
13\r
14 DxeMain.c\r
15\r
16Abstract:\r
17\r
18 DXE Core Main Entry Point\r
19\r
20--*/\r
21\r
22#include <DxeMain.h>\r
23\r
24//\r
25// DXE Core Global Variables for Protocols from PEI\r
26//\r
27EFI_HANDLE mDecompressHandle = NULL;\r
28EFI_PEI_PE_COFF_LOADER_PROTOCOL *gEfiPeiPeCoffLoader = NULL;\r
29\r
30//\r
31// DXE Core globals for Architecture Protocols\r
32//\r
33EFI_SECURITY_ARCH_PROTOCOL *gSecurity = NULL;\r
34EFI_CPU_ARCH_PROTOCOL *gCpu = NULL;\r
35EFI_METRONOME_ARCH_PROTOCOL *gMetronome = NULL;\r
36EFI_TIMER_ARCH_PROTOCOL *gTimer = NULL;\r
37EFI_BDS_ARCH_PROTOCOL *gBds = NULL;\r
38EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *gWatchdogTimer = NULL;\r
39\r
40\r
41//\r
42// BugBug: I'n not runtime, but is the PPI?\r
43//\r
44EFI_STATUS_CODE_PROTOCOL gStatusCodeInstance = {\r
45 NULL\r
46};\r
47\r
48EFI_STATUS_CODE_PROTOCOL *gStatusCode = &gStatusCodeInstance;\r
49\r
50\r
51//\r
52// DXE Core Global used to update core loaded image protocol handle\r
53//\r
54EFI_GUID *gDxeCoreFileName;\r
55EFI_LOADED_IMAGE_PROTOCOL *gDxeCoreLoadedImage;\r
56\r
57\r
58\r
59//\r
60// DXE Core Module Variables\r
61//\r
62\r
63EFI_BOOT_SERVICES mBootServices = {\r
64 {\r
65 EFI_BOOT_SERVICES_SIGNATURE, // Signature\r
66 EFI_BOOT_SERVICES_REVISION, // Revision\r
67 sizeof (EFI_BOOT_SERVICES), // HeaderSize\r
68 0, // CRC32\r
69 0 // Reserved\r
70 },\r
71 (EFI_RAISE_TPL) CoreRaiseTpl, // RaiseTPL\r
72 (EFI_RESTORE_TPL) CoreRestoreTpl, // RestoreTPL\r
73 (EFI_ALLOCATE_PAGES) CoreAllocatePages, // AllocatePages\r
74 (EFI_FREE_PAGES) CoreFreePages, // FreePages\r
75 (EFI_GET_MEMORY_MAP) CoreGetMemoryMap, // GetMemoryMap\r
76 (EFI_ALLOCATE_POOL) CoreAllocatePool, // AllocatePool\r
77 (EFI_FREE_POOL) CoreFreePool, // FreePool\r
78 (EFI_CREATE_EVENT) CoreCreateEvent, // CreateEvent\r
79 (EFI_SET_TIMER) CoreSetTimer, // SetTimer\r
80 (EFI_WAIT_FOR_EVENT) CoreWaitForEvent, // WaitForEvent\r
81 (EFI_SIGNAL_EVENT) CoreSignalEvent, // SignalEvent\r
82 (EFI_CLOSE_EVENT) CoreCloseEvent, // CloseEvent\r
83 (EFI_CHECK_EVENT) CoreCheckEvent, // CheckEvent\r
84 (EFI_INSTALL_PROTOCOL_INTERFACE) CoreInstallProtocolInterface, // InstallProtocolInterface\r
85 (EFI_REINSTALL_PROTOCOL_INTERFACE) CoreReinstallProtocolInterface, // ReinstallProtocolInterface\r
86 (EFI_UNINSTALL_PROTOCOL_INTERFACE) CoreUninstallProtocolInterface, // UninstallProtocolInterface\r
87 (EFI_HANDLE_PROTOCOL) CoreHandleProtocol, // HandleProtocol\r
88 (VOID *) NULL, // Reserved\r
89 (EFI_REGISTER_PROTOCOL_NOTIFY) CoreRegisterProtocolNotify, // RegisterProtocolNotify\r
90 (EFI_LOCATE_HANDLE) CoreLocateHandle, // LocateHandle\r
91 (EFI_LOCATE_DEVICE_PATH) CoreLocateDevicePath, // LocateDevicePath\r
92 (EFI_INSTALL_CONFIGURATION_TABLE) CoreInstallConfigurationTable, // InstallConfigurationTable\r
93 (EFI_IMAGE_LOAD) CoreLoadImage, // LoadImage\r
94 (EFI_IMAGE_START) CoreStartImage, // StartImage\r
95 (EFI_EXIT) CoreExit, // Exit\r
96 (EFI_IMAGE_UNLOAD) CoreUnloadImage, // UnloadImage\r
97 (EFI_EXIT_BOOT_SERVICES) CoreExitBootServices, // ExitBootServices\r
98 (EFI_GET_NEXT_MONOTONIC_COUNT) CoreEfiNotAvailableYetArg1, // GetNextMonotonicCount\r
99 (EFI_STALL) CoreStall, // Stall\r
100 (EFI_SET_WATCHDOG_TIMER) CoreSetWatchdogTimer, // SetWatchdogTimer\r
101 (EFI_CONNECT_CONTROLLER) CoreConnectController, // ConnectController\r
102 (EFI_DISCONNECT_CONTROLLER) CoreDisconnectController, // DisconnectController\r
103 (EFI_OPEN_PROTOCOL) CoreOpenProtocol, // OpenProtocol\r
104 (EFI_CLOSE_PROTOCOL) CoreCloseProtocol, // CloseProtocol\r
105 (EFI_OPEN_PROTOCOL_INFORMATION) CoreOpenProtocolInformation, // OpenProtocolInformation\r
106 (EFI_PROTOCOLS_PER_HANDLE) CoreProtocolsPerHandle, // ProtocolsPerHandle\r
107 (EFI_LOCATE_HANDLE_BUFFER) CoreLocateHandleBuffer, // LocateHandleBuffer\r
108 (EFI_LOCATE_PROTOCOL) CoreLocateProtocol, // LocateProtocol\r
109 (EFI_INSTALL_MULTIPLE_PROTOCOL_INTERFACES) CoreInstallMultipleProtocolInterfaces, // InstallMultipleProtocolInterfaces\r
110 (EFI_UNINSTALL_MULTIPLE_PROTOCOL_INTERFACES) CoreUninstallMultipleProtocolInterfaces, // UninstallMultipleProtocolInterfaces\r
111 (EFI_CALCULATE_CRC32) CoreEfiNotAvailableYetArg3, // CalculateCrc32\r
112 (EFI_COPY_MEM) CopyMem, // CopyMem\r
113 (EFI_SET_MEM) SetMem, // SetMem\r
114 (EFI_CREATE_EVENT_EX) CoreCreateEventEx // CreateEventEx\r
115};\r
116\r
117EFI_DXE_SERVICES mDxeServices = {\r
118 {\r
119 EFI_DXE_SERVICES_SIGNATURE, // Signature\r
120 EFI_DXE_SERVICES_REVISION, // Revision\r
121 sizeof (EFI_DXE_SERVICES), // HeaderSize\r
122 0, // CRC32\r
123 0 // Reserved\r
124 },\r
125 (EFI_ADD_MEMORY_SPACE) CoreAddMemorySpace, // AddMemorySpace\r
126 (EFI_ALLOCATE_MEMORY_SPACE) CoreAllocateMemorySpace, // AllocateMemorySpace\r
127 (EFI_FREE_MEMORY_SPACE) CoreFreeMemorySpace, // FreeMemorySpace\r
128 (EFI_REMOVE_MEMORY_SPACE) CoreRemoveMemorySpace, // RemoveMemorySpace\r
129 (EFI_GET_MEMORY_SPACE_DESCRIPTOR) CoreGetMemorySpaceDescriptor, // GetMemorySpaceDescriptor\r
130 (EFI_SET_MEMORY_SPACE_ATTRIBUTES) CoreSetMemorySpaceAttributes, // SetMemorySpaceAttributes\r
131 (EFI_GET_MEMORY_SPACE_MAP) CoreGetMemorySpaceMap, // GetMemorySpaceMap\r
132 (EFI_ADD_IO_SPACE) CoreAddIoSpace, // AddIoSpace\r
133 (EFI_ALLOCATE_IO_SPACE) CoreAllocateIoSpace, // AllocateIoSpace\r
134 (EFI_FREE_IO_SPACE) CoreFreeIoSpace, // FreeIoSpace\r
135 (EFI_REMOVE_IO_SPACE) CoreRemoveIoSpace, // RemoveIoSpace\r
136 (EFI_GET_IO_SPACE_DESCRIPTOR) CoreGetIoSpaceDescriptor, // GetIoSpaceDescriptor\r
137 (EFI_GET_IO_SPACE_MAP) CoreGetIoSpaceMap, // GetIoSpaceMap\r
138 (EFI_DISPATCH) CoreDispatcher, // Dispatch\r
139 (EFI_SCHEDULE) CoreSchedule, // Schedule\r
140 (EFI_TRUST) CoreTrust, // Trust\r
141 (EFI_PROCESS_FIRMWARE_VOLUME) CoreProcessFirmwareVolume, // ProcessFirmwareVolume\r
142};\r
143\r
144EFI_SYSTEM_TABLE mEfiSystemTableTemplate = {\r
145 {\r
146 EFI_SYSTEM_TABLE_SIGNATURE, // Signature\r
147 EFI_SYSTEM_TABLE_REVISION, // Revision\r
148 sizeof (EFI_SYSTEM_TABLE), // HeaderSize\r
149 0, // CRC32\r
150 0 // Reserved\r
151 },\r
152 NULL, // FirmwareVendor\r
153 0, // FirmwareRevision\r
154 NULL, // ConsoleInHandle\r
155 NULL, // ConIn\r
156 NULL, // ConsoleOutHandle\r
157 NULL, // ConOut\r
158 NULL, // StandardErrorHandle\r
159 NULL, // StdErr\r
160 NULL, // RuntimeServices\r
161 &mBootServices, // BootServices\r
162 0, // NumberOfConfigurationTableEntries\r
163 NULL // ConfigurationTable\r
164};\r
165\r
166EFI_RUNTIME_SERVICES mEfiRuntimeServicesTableTemplate = {\r
167 {\r
168 EFI_RUNTIME_SERVICES_SIGNATURE, // Signature\r
169 EFI_RUNTIME_SERVICES_REVISION, // Revision\r
170 sizeof (EFI_RUNTIME_SERVICES), // HeaderSize\r
171 0, // CRC32\r
172 0 // Reserved\r
173 },\r
174 (EFI_GET_TIME) CoreEfiNotAvailableYetArg2, // GetTime\r
175 (EFI_SET_TIME) CoreEfiNotAvailableYetArg1, // SetTime\r
176 (EFI_GET_WAKEUP_TIME) CoreEfiNotAvailableYetArg3, // GetWakeupTime\r
177 (EFI_SET_WAKEUP_TIME) CoreEfiNotAvailableYetArg2, // SetWakeupTime\r
178 (EFI_SET_VIRTUAL_ADDRESS_MAP) CoreEfiNotAvailableYetArg4, // SetVirtualAddressMap\r
179 (EFI_CONVERT_POINTER) CoreEfiNotAvailableYetArg2, // ConvertPointer\r
180 (EFI_GET_VARIABLE) CoreEfiNotAvailableYetArg5, // GetVariable\r
181 (EFI_GET_NEXT_VARIABLE_NAME) CoreEfiNotAvailableYetArg3, // GetNextVariableName\r
182 (EFI_SET_VARIABLE) CoreEfiNotAvailableYetArg5, // SetVariable\r
183 (EFI_GET_NEXT_HIGH_MONO_COUNT) CoreEfiNotAvailableYetArg1, // GetNextHighMonotonicCount\r
184 (EFI_RESET_SYSTEM) CoreEfiNotAvailableYetArg4, // ResetSystem\r
185 (EFI_UPDATE_CAPSULE) CoreEfiNotAvailableYetArg3, // UpdateCapsule\r
186 (EFI_QUERY_CAPSULE_CAPABILITIES) CoreEfiNotAvailableYetArg4, // QueryCapsuleCapabilities\r
187 (EFI_QUERY_VARIABLE_INFO) CoreEfiNotAvailableYetArg4 // QueryVariableInfo\r
188};\r
189\r
190EFI_RUNTIME_ARCH_PROTOCOL gRuntimeTemplate = {\r
191 INITIALIZE_LIST_HEAD_VARIABLE (gRuntimeTemplate.ImageHead),\r
192 INITIALIZE_LIST_HEAD_VARIABLE (gRuntimeTemplate.EventHead),\r
193\r
194 //\r
195 // Make sure Size != sizeof (EFI_MEMORY_DESCRIPTOR). This will\r
196 // prevent people from having pointer math bugs in their code.\r
197 // now you have to use *DescriptorSize to make things work.\r
198 //\r
199 sizeof (EFI_MEMORY_DESCRIPTOR) + sizeof (UINT64) - (sizeof (EFI_MEMORY_DESCRIPTOR) % sizeof (UINT64)),\r
200 EFI_MEMORY_DESCRIPTOR_VERSION,\r
201 0,\r
202 NULL,\r
203 NULL,\r
204 FALSE,\r
205 FALSE\r
206};\r
207\r
208EFI_RUNTIME_ARCH_PROTOCOL *gRuntime = &gRuntimeTemplate;\r
209\r
210//\r
211// DXE Core Global Variables for the EFI System Table, Boot Services Table,\r
212// DXE Services Table, and Runtime Services Table\r
213//\r
214EFI_BOOT_SERVICES *gDxeCoreBS = &mBootServices;\r
215EFI_DXE_SERVICES *gDxeCoreDS = &mDxeServices;\r
216EFI_SYSTEM_TABLE *gDxeCoreST = NULL;\r
217\r
218//\r
219// For debug initialize gDxeCoreRT to template. gDxeCoreRT must be allocated from RT memory\r
220// but gDxeCoreRT is used for ASSERT () and DEBUG () type macros so lets give it\r
221// a value that will not cause debug infrastructure to crash early on.\r
222//\r
223EFI_RUNTIME_SERVICES *gDxeCoreRT = &mEfiRuntimeServicesTableTemplate;\r
224EFI_HANDLE gDxeCoreImageHandle = NULL;\r
225\r
226VOID *mHobStart;\r
227\r
228//\r
229// EFI Decompress Protocol\r
230//\r
231EFI_DECOMPRESS_PROTOCOL gEfiDecompress = {\r
232 DxeMainUefiDecompressGetInfo,\r
233 DxeMainUefiDecompress\r
234};\r
235\r
236//\r
237// Tiano Decompress Protocol\r
238//\r
239EFI_TIANO_DECOMPRESS_PROTOCOL gEfiTianoDecompress = {\r
240 DxeMainTianoDecompressGetInfo,\r
241 DxeMainTianoDecompress\r
242};\r
243\r
244//\r
245// Customized Decompress Protocol\r
246//\r
247EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL gEfiCustomizedDecompress = {\r
248 DxeMainCustomDecompressGetInfo,\r
249 DxeMainCustomDecompress\r
250};\r
251\r
252//\r
253// Main entry point to the DXE Core\r
254//\r
255VOID\r
256EFIAPI\r
257DxeMain (\r
258 IN VOID *HobStart\r
259 )\r
260/*++\r
261\r
262Routine Description:\r
263\r
264 Main entry point to DXE Core.\r
265\r
266Arguments:\r
267\r
268 HobStart - Pointer to the beginning of the HOB List from PEI\r
269\r
270Returns:\r
271\r
272 This function should never return\r
273\r
274--*/\r
275{\r
276 EFI_STATUS Status;\r
277 EFI_PHYSICAL_ADDRESS MemoryBaseAddress;\r
278 UINT64 MemoryLength;\r
279\r
280 mHobStart = HobStart;\r
281\r
282 //\r
283 // Initialize Memory Services\r
284 //\r
285 CoreInitializeMemoryServices (&HobStart, &MemoryBaseAddress, &MemoryLength);\r
286\r
287 //\r
288 // Allocate the EFI System Table and EFI Runtime Service Table from EfiRuntimeServicesData\r
289 // Use the templates to initialize the contents of the EFI System Table and EFI Runtime Services Table\r
290 //\r
291 gDxeCoreST = CoreAllocateRuntimeCopyPool (sizeof (EFI_SYSTEM_TABLE), &mEfiSystemTableTemplate);\r
292 ASSERT (gDxeCoreST != NULL);\r
293\r
294 gDxeCoreRT = CoreAllocateRuntimeCopyPool (sizeof (EFI_RUNTIME_SERVICES), &mEfiRuntimeServicesTableTemplate);\r
295 ASSERT (gDxeCoreRT != NULL);\r
296\r
297 gDxeCoreST->RuntimeServices = gDxeCoreRT;\r
298\r
299 //\r
300 // Start the Image Services.\r
301 //\r
302 Status = CoreInitializeImageServices (HobStart);\r
303 ASSERT_EFI_ERROR (Status);\r
304\r
305 //\r
306 // Call constructor for all libraries\r
307 //\r
308 ProcessLibraryConstructorList (gDxeCoreImageHandle, gDxeCoreST);\r
309 PERF_END (0,PEI_TOK, NULL, 0) ;\r
310 PERF_START (0,DXE_TOK, NULL, 0) ;\r
311\r
312 //\r
313 // Initialize the Global Coherency Domain Services\r
314 //\r
315 Status = CoreInitializeGcdServices (&HobStart, MemoryBaseAddress, MemoryLength);\r
316 ASSERT_EFI_ERROR (Status);\r
317\r
318 //\r
319 // Install the DXE Services Table into the EFI System Tables's Configuration Table\r
320 //\r
321 Status = CoreInstallConfigurationTable (&gEfiDxeServicesTableGuid, gDxeCoreDS);\r
322 ASSERT_EFI_ERROR (Status);\r
323\r
324 //\r
325 // Install the HOB List into the EFI System Tables's Configuration Table\r
326 //\r
327 Status = CoreInstallConfigurationTable (&gEfiHobListGuid, HobStart);\r
328 ASSERT_EFI_ERROR (Status);\r
329\r
330 //\r
331 // Install Memory Type Information Table into the EFI System Tables's Configuration Table\r
332 //\r
333 Status = CoreInstallConfigurationTable (&gEfiMemoryTypeInformationGuid, &gMemoryTypeInformation);\r
334 ASSERT_EFI_ERROR (Status);\r
335\r
336 //\r
337 // Initialize the ReportStatusCode with PEI version, if available\r
338 //\r
339 CoreGetPeiProtocol (&gEfiStatusCodeRuntimeProtocolGuid, (VOID **)&gStatusCode->ReportStatusCode);\r
340\r
341 //\r
342 // Report Status Code here for DXE_ENTRY_POINT once it is available\r
343 //\r
344 CoreReportProgressCode ((EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_ENTRY_POINT));\r
345\r
346 //\r
347 // Create the aligned system table pointer structure that is used by external\r
348 // debuggers to locate the system table... Also, install debug image info\r
349 // configuration table.\r
350 //\r
351 CoreInitializeDebugImageInfoTable ();\r
352 CoreNewDebugImageInfoEntry (\r
353 EFI_DEBUG_IMAGE_INFO_TYPE_NORMAL,\r
354 gDxeCoreLoadedImage,\r
355 gDxeCoreImageHandle\r
356 );\r
357\r
358 DEBUG ((EFI_D_INFO | EFI_D_LOAD, "HOBLIST address in DXE = 0x%08x\n", HobStart));\r
359\r
360 //\r
361 // Initialize the Event Services\r
362 //\r
363 Status = CoreInitializeEventServices ();\r
364 ASSERT_EFI_ERROR (Status);\r
365\r
366\r
367 //\r
368 // Get the Protocols that were passed in from PEI to DXE through GUIDed HOBs\r
369 //\r
370 // These Protocols are not architectural. This implementation is sharing code between\r
371 // PEI and DXE in order to save FLASH space. These Protocols could also be implemented\r
372 // as part of the DXE Core. However, that would also require the DXE Core to be ported\r
373 // each time a different CPU is used, a different Decompression algorithm is used, or a\r
374 // different Image type is used. By placing these Protocols in PEI, the DXE Core remains\r
375 // generic, and only PEI and the Arch Protocols need to be ported from Platform to Platform,\r
376 // and from CPU to CPU.\r
377 //\r
378\r
379 //\r
380 // Publish the EFI, Tiano, and Custom Decompress protocols for use by other DXE components\r
381 //\r
382 Status = CoreInstallMultipleProtocolInterfaces (\r
383 &mDecompressHandle,\r
384 &gEfiDecompressProtocolGuid, &gEfiDecompress,\r
385 &gEfiTianoDecompressProtocolGuid, &gEfiTianoDecompress,\r
386 &gEfiCustomizedDecompressProtocolGuid, &gEfiCustomizedDecompress,\r
387 NULL\r
388 );\r
389 ASSERT_EFI_ERROR (Status);\r
390\r
391 gEfiPeiPeCoffLoader = GetPeCoffLoaderProtocol ();\r
392 ASSERT (gEfiPeiPeCoffLoader != NULL);\r
393\r
394 //\r
395 // Register for the GUIDs of the Architectural Protocols, so the rest of the\r
396 // EFI Boot Services and EFI Runtime Services tables can be filled in.\r
397 //\r
398 CoreNotifyOnArchProtocolInstallation ();\r
399\r
400 //\r
401 // Produce Firmware Volume Protocols, one for each FV in the HOB list.\r
402 //\r
403 Status = FwVolBlockDriverInit (gDxeCoreImageHandle, gDxeCoreST);\r
404 ASSERT_EFI_ERROR (Status);\r
405\r
406 Status = FwVolDriverInit (gDxeCoreImageHandle, gDxeCoreST);\r
407 ASSERT_EFI_ERROR (Status);\r
408\r
409 //\r
410 // Produce the Section Extraction Protocol\r
411 //\r
412 Status = InitializeSectionExtraction (gDxeCoreImageHandle, gDxeCoreST);\r
413 ASSERT_EFI_ERROR (Status);\r
414\r
415 //\r
416 // Initialize the DXE Dispatcher\r
417 //\r
418 PERF_START (0,"CoreInitializeDispatcher", "DxeMain", 0) ;\r
419 CoreInitializeDispatcher ();\r
420 PERF_END (0,"CoreInitializeDispatcher", "DxeMain", 0) ;\r
421\r
422 //\r
423 // Invoke the DXE Dispatcher\r
424 //\r
425 PERF_START (0, "CoreDispatcher", "DxeMain", 0);\r
426 CoreDispatcher ();\r
427 PERF_END (0, "CoreDispatcher", "DxeMain", 0);\r
428\r
429 //\r
430 // Display Architectural protocols that were not loaded if this is DEBUG build\r
431 //\r
432 DEBUG_CODE_BEGIN ();\r
433 CoreDisplayMissingArchProtocols ();\r
434 DEBUG_CODE_END ();\r
435\r
436 //\r
437 // Assert if the Architectural Protocols are not present.\r
438 //\r
439 ASSERT_EFI_ERROR (CoreAllEfiServicesAvailable ());\r
440\r
441 //\r
442 // Report Status code before transfer control to BDS\r
443 //\r
444 CoreReportProgressCode ((EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_HANDOFF_TO_NEXT));\r
445 //\r
446 // Display any drivers that were not dispatched because dependency expression\r
447 // evaluated to false if this is a debug build\r
448 //\r
449 DEBUG_CODE_BEGIN ();\r
450 CoreDisplayDiscoveredNotDispatched ();\r
451 DEBUG_CODE_END ();\r
452\r
453 //\r
454 // Transfer control to the BDS Architectural Protocol\r
455 //\r
456 gBds->Entry (gBds);\r
457\r
458 //\r
459 // BDS should never return\r
460 //\r
461 ASSERT (FALSE);\r
462 CpuDeadLoop ();\r
463}\r
464\r
465\r
466EFI_STATUS\r
467EFIAPI\r
468CoreEfiNotAvailableYetArg0 (\r
469 VOID\r
470 )\r
471/*++\r
472\r
473Routine Description:\r
474\r
475 Place holder function until all the Boot Services and Runtime Services are available\r
476\r
477Arguments:\r
478\r
479 None\r
480\r
481Returns:\r
482\r
483 EFI_NOT_AVAILABLE_YET\r
484\r
485--*/\r
486{\r
487 //\r
488 // This function should never be executed. If it does, then the architectural protocols\r
489 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the\r
490 // DXE Core and all the Architectural Protocols are complete.\r
491 //\r
492\r
493 return EFI_NOT_AVAILABLE_YET;\r
494}\r
495\r
496EFI_STATUS\r
497EFIAPI\r
498CoreEfiNotAvailableYetArg1 (\r
499 UINTN Arg1\r
500 )\r
501/*++\r
502\r
503Routine Description:\r
504\r
505 Place holder function until all the Boot Services and Runtime Services are available\r
506\r
507Arguments:\r
508\r
509 Arg1 - Undefined\r
510\r
511Returns:\r
512\r
513 EFI_NOT_AVAILABLE_YET\r
514\r
515--*/\r
516{\r
517 //\r
518 // This function should never be executed. If it does, then the architectural protocols\r
519 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the\r
520 // DXE Core and all the Architectural Protocols are complete.\r
521 //\r
522\r
523 return EFI_NOT_AVAILABLE_YET;\r
524}\r
525\r
526EFI_STATUS\r
527EFIAPI\r
528CoreEfiNotAvailableYetArg2 (\r
529 UINTN Arg1,\r
530 UINTN Arg2\r
531 )\r
532/*++\r
533\r
534Routine Description:\r
535\r
536 Place holder function until all the Boot Services and Runtime Services are available\r
537\r
538Arguments:\r
539\r
540 Arg1 - Undefined\r
541\r
542 Arg2 - Undefined\r
543\r
544Returns:\r
545\r
546 EFI_NOT_AVAILABLE_YET\r
547\r
548--*/\r
549{\r
550 //\r
551 // This function should never be executed. If it does, then the architectural protocols\r
552 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the\r
553 // DXE Core and all the Architectural Protocols are complete.\r
554 //\r
555\r
556 return EFI_NOT_AVAILABLE_YET;\r
557}\r
558\r
559EFI_STATUS\r
560EFIAPI\r
561CoreEfiNotAvailableYetArg3 (\r
562 UINTN Arg1,\r
563 UINTN Arg2,\r
564 UINTN Arg3\r
565 )\r
566/*++\r
567\r
568Routine Description:\r
569\r
570 Place holder function until all the Boot Services and Runtime Services are available\r
571\r
572Arguments:\r
573\r
574 Arg1 - Undefined\r
575\r
576 Arg2 - Undefined\r
577\r
578 Arg3 - Undefined\r
579\r
580Returns:\r
581\r
582 EFI_NOT_AVAILABLE_YET\r
583\r
584--*/\r
585{\r
586 //\r
587 // This function should never be executed. If it does, then the architectural protocols\r
588 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the\r
589 // DXE Core and all the Architectural Protocols are complete.\r
590 //\r
591\r
592 return EFI_NOT_AVAILABLE_YET;\r
593}\r
594\r
595EFI_STATUS\r
596EFIAPI\r
597CoreEfiNotAvailableYetArg4 (\r
598 UINTN Arg1,\r
599 UINTN Arg2,\r
600 UINTN Arg3,\r
601 UINTN Arg4\r
602 )\r
603/*++\r
604\r
605Routine Description:\r
606\r
607 Place holder function until all the Boot Services and Runtime Services are available\r
608\r
609Arguments:\r
610\r
611 Arg1 - Undefined\r
612\r
613 Arg2 - Undefined\r
614\r
615 Arg3 - Undefined\r
616\r
617 Arg4 - Undefined\r
618\r
619Returns:\r
620\r
621 EFI_NOT_AVAILABLE_YET\r
622\r
623--*/\r
624{\r
625 //\r
626 // This function should never be executed. If it does, then the architectural protocols\r
627 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the\r
628 // DXE Core and all the Architectural Protocols are complete.\r
629 //\r
630\r
631 return EFI_NOT_AVAILABLE_YET;\r
632}\r
633\r
634EFI_STATUS\r
635EFIAPI\r
636CoreEfiNotAvailableYetArg5 (\r
637 UINTN Arg1,\r
638 UINTN Arg2,\r
639 UINTN Arg3,\r
640 UINTN Arg4,\r
641 UINTN Arg5\r
642 )\r
643/*++\r
644\r
645Routine Description:\r
646\r
647 Place holder function until all the Boot Services and Runtime Services are available\r
648\r
649Arguments:\r
650\r
651 Arg1 - Undefined\r
652\r
653 Arg2 - Undefined\r
654\r
655 Arg3 - Undefined\r
656\r
657 Arg4 - Undefined\r
658\r
659 Arg5 - Undefined\r
660\r
661Returns:\r
662\r
663 EFI_NOT_AVAILABLE_YET\r
664\r
665--*/\r
666{\r
667 //\r
668 // This function should never be executed. If it does, then the architectural protocols\r
669 // have not been designed correctly. The CpuBreakpoint () is commented out for now until the\r
670 // DXE Core and all the Architectural Protocols are complete.\r
671 //\r
672\r
673 return EFI_NOT_AVAILABLE_YET;\r
674}\r
675\r
676\r
677EFI_STATUS\r
678CoreGetPeiProtocol (\r
679 IN EFI_GUID *ProtocolGuid,\r
680 IN VOID **Interface\r
681 )\r
682/*++\r
683\r
684Routine Description:\r
685\r
686 Searches for a Protocol Interface passed from PEI through a HOB\r
687\r
688Arguments:\r
689\r
690 ProtocolGuid - The Protocol GUID to search for in the HOB List\r
691\r
692 Interface - A pointer to the interface for the Protocol GUID\r
693\r
694Returns:\r
695\r
696 EFI_SUCCESS - The Protocol GUID was found and its interface is returned in Interface\r
697\r
698 EFI_NOT_FOUND - The Protocol GUID was not found in the HOB List\r
699\r
700--*/\r
701{\r
702 EFI_HOB_GUID_TYPE *GuidHob;\r
703 VOID *Buffer;\r
704\r
705 GuidHob = GetNextGuidHob (ProtocolGuid, mHobStart);\r
706 if (GuidHob == NULL) {\r
707 return EFI_NOT_FOUND;\r
708 }\r
709\r
710 Buffer = GET_GUID_HOB_DATA (GuidHob);\r
711 ASSERT (Buffer != NULL);\r
712\r
713 *Interface = (VOID *)(*(UINTN *)(Buffer));\r
714\r
715 return EFI_SUCCESS;\r
716}\r
717\r
718\r
719VOID\r
720CalculateEfiHdrCrc (\r
721 IN OUT EFI_TABLE_HEADER *Hdr\r
722 )\r
723/*++\r
724\r
725Routine Description:\r
726\r
727 Calcualte the 32-bit CRC in a EFI table using the service provided by the\r
728 gRuntime service.\r
729\r
730Arguments:\r
731\r
732 Hdr - Pointer to an EFI standard header\r
733\r
734Returns:\r
735\r
736 None\r
737\r
738--*/\r
739{\r
740 UINT32 Crc;\r
741\r
742 Hdr->CRC32 = 0;\r
743\r
744 //\r
745 // If gDxeCoreBS->CalculateCrce32 () == CoreEfiNotAvailableYet () then\r
746 // Crc will come back as zero if we set it to zero here\r
747 //\r
748 Crc = 0;\r
749 gDxeCoreBS->CalculateCrc32 ((UINT8 *)Hdr, Hdr->HeaderSize, &Crc);\r
750 Hdr->CRC32 = Crc;\r
751}\r
752\r
753\r
754\r
755EFI_STATUS\r
756EFIAPI\r
757CoreExitBootServices (\r
758 IN EFI_HANDLE ImageHandle,\r
759 IN UINTN MapKey\r
760 )\r
761/*++\r
762\r
763Routine Description:\r
764\r
765 Terminates all boot services.\r
766\r
767Arguments:\r
768\r
769 ImageHandle - Handle that identifies the exiting image.\r
770\r
771 MapKey -Key to the latest memory map.\r
772\r
773Returns:\r
774\r
775 EFI_SUCCESS - Boot Services terminated\r
776 EFI_INVALID_PARAMETER - MapKey is incorrect.\r
777\r
778--*/\r
779{\r
780 EFI_STATUS Status;\r
781\r
782 //\r
783 // Terminate memory services if the MapKey matches\r
784 //\r
785 Status = CoreTerminateMemoryMap (MapKey);\r
786 if (EFI_ERROR (Status)) {\r
787 return Status;\r
788 }\r
789\r
790 //\r
791 // Notify other drivers that we are exiting boot services.\r
792 //\r
793 CoreNotifySignalList (&gEfiEventExitBootServicesGuid);\r
794\r
795 //\r
796 // Disable Timer\r
797 //\r
798 gTimer->SetTimerPeriod (gTimer, 0);\r
799\r
800 //\r
801 // Disable CPU Interrupts\r
802 //\r
803 gCpu->DisableInterrupt (gCpu);\r
804\r
805 //\r
806 // Report that ExitBootServices() has been called\r
807 //\r
808 // We are using gEfiDxeServicesTableGuid as the caller ID for Dxe Core\r
809 //\r
810 CoreReportProgressCode ((EFI_SOFTWARE_EFI_BOOT_SERVICE | EFI_SW_BS_PC_EXIT_BOOT_SERVICES));\r
811\r
812 //\r
813 // Clear the non-runtime values of the EFI System Table\r
814 //\r
815 gDxeCoreST->BootServices = NULL;\r
816 gDxeCoreST->ConIn = NULL;\r
817 gDxeCoreST->ConsoleInHandle = NULL;\r
818 gDxeCoreST->ConOut = NULL;\r
819 gDxeCoreST->ConsoleOutHandle = NULL;\r
820 gDxeCoreST->StdErr = NULL;\r
821 gDxeCoreST->StandardErrorHandle = NULL;\r
822\r
823 //\r
824 // Recompute the 32-bit CRC of the EFI System Table\r
825 //\r
826 CalculateEfiHdrCrc (&gDxeCoreST->Hdr);\r
827\r
828 //\r
829 // Zero out the Boot Service Table\r
830 //\r
831 SetMem (gDxeCoreBS, sizeof (EFI_BOOT_SERVICES), 0);\r
832 gDxeCoreBS = NULL;\r
833\r
834 //\r
835 // Update the AtRuntime field in Runtiem AP.\r
836 //\r
837 gRuntime->AtRuntime = TRUE;\r
838\r
839 return Status;\r
840}\r
841\r
842EFI_STATUS\r
843DxeMainUefiDecompressGetInfo (\r
844 IN EFI_DECOMPRESS_PROTOCOL *This,\r
845 IN VOID *Source,\r
846 IN UINT32 SourceSize,\r
847 OUT UINT32 *DestinationSize,\r
848 OUT UINT32 *ScratchSize\r
849 )\r
850{\r
851 if (Source == NULL \r
852 || DestinationSize == NULL \r
853 || ScratchSize == NULL) {\r
854 return EFI_INVALID_PARAMETER;\r
855 }\r
856 return UefiDecompressGetInfo (Source, SourceSize, DestinationSize, ScratchSize);\r
857}\r
858\r
859EFI_STATUS\r
860EFIAPI\r
861DxeMainUefiDecompress (\r
862 IN EFI_DECOMPRESS_PROTOCOL *This,\r
863 IN VOID *Source,\r
864 IN UINT32 SourceSize,\r
865 IN OUT VOID *Destination,\r
866 IN UINT32 DestinationSize,\r
867 IN OUT VOID *Scratch,\r
868 IN UINT32 ScratchSize\r
869 )\r
870{\r
871 EFI_STATUS Status;\r
872 UINT32 TestDestinationSize;\r
873 UINT32 TestScratchSize;\r
874 \r
875 if (Source == NULL \r
876 || Destination== NULL \r
877 || Scratch == NULL) {\r
878 return EFI_INVALID_PARAMETER;\r
879 }\r
880 \r
881 Status = UefiDecompressGetInfo (Source, SourceSize, &TestDestinationSize, &TestScratchSize);\r
882 if (EFI_ERROR (Status)) {\r
883 return Status;\r
884 }\r
885\r
886 if (ScratchSize < TestScratchSize || DestinationSize < TestDestinationSize) {\r
887 return RETURN_INVALID_PARAMETER;\r
888 }\r
889\r
890 return UefiDecompress (Source, Destination, Scratch);\r
891}\r
892\r
893EFI_STATUS\r
894DxeMainTianoDecompressGetInfo (\r
895 IN EFI_TIANO_DECOMPRESS_PROTOCOL *This,\r
896 IN VOID *Source,\r
897 IN UINT32 SourceSize,\r
898 OUT UINT32 *DestinationSize,\r
899 OUT UINT32 *ScratchSize\r
900 )\r
901{\r
902 if (Source == NULL \r
903 || DestinationSize == NULL \r
904 || ScratchSize == NULL) {\r
905 return EFI_INVALID_PARAMETER;\r
906 }\r
907\r
908 return TianoDecompressGetInfo (Source, SourceSize, DestinationSize, ScratchSize);\r
909}\r
910\r
911EFI_STATUS\r
912EFIAPI\r
913DxeMainTianoDecompress (\r
914 IN EFI_TIANO_DECOMPRESS_PROTOCOL *This,\r
915 IN VOID *Source,\r
916 IN UINT32 SourceSize,\r
917 IN OUT VOID *Destination,\r
918 IN UINT32 DestinationSize,\r
919 IN OUT VOID *Scratch,\r
920 IN UINT32 ScratchSize\r
921 )\r
922{\r
923 EFI_STATUS Status;\r
924 UINT32 TestDestinationSize;\r
925 UINT32 TestScratchSize;\r
926 \r
927 if (Source == NULL \r
928 || Destination== NULL \r
929 || Scratch == NULL) {\r
930 return EFI_INVALID_PARAMETER;\r
931 }\r
932 \r
933 Status = TianoDecompressGetInfo (Source, SourceSize, &TestDestinationSize, &TestScratchSize);\r
934 if (EFI_ERROR (Status)) {\r
935 return Status;\r
936 }\r
937\r
938 if (ScratchSize < TestScratchSize || DestinationSize < TestDestinationSize) {\r
939 return RETURN_INVALID_PARAMETER;\r
940 }\r
941\r
942 return TianoDecompress (Source, Destination, Scratch);\r
943}\r
944\r
945EFI_STATUS\r
946DxeMainCustomDecompressGetInfo (\r
947 IN EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL *This,\r
948 IN VOID *Source,\r
949 IN UINT32 SourceSize,\r
950 OUT UINT32 *DestinationSize,\r
951 OUT UINT32 *ScratchSize\r
952 )\r
953{\r
954 if (Source == NULL \r
955 || DestinationSize == NULL \r
956 || ScratchSize == NULL) {\r
957 return EFI_INVALID_PARAMETER;\r
958 }\r
959 \r
960 return CustomDecompressGetInfo (Source, SourceSize, DestinationSize, ScratchSize);\r
961}\r
962\r
963EFI_STATUS\r
964EFIAPI\r
965DxeMainCustomDecompress (\r
966 IN EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL *This,\r
967 IN VOID *Source,\r
968 IN UINT32 SourceSize,\r
969 IN OUT VOID *Destination,\r
970 IN UINT32 DestinationSize,\r
971 IN OUT VOID *Scratch,\r
972 IN UINT32 ScratchSize\r
973 )\r
974{\r
975 EFI_STATUS Status;\r
976 UINT32 TestDestinationSize;\r
977 UINT32 TestScratchSize;\r
978\r
979 if (Source == NULL \r
980 || Destination== NULL \r
981 || Scratch == NULL) {\r
982 return EFI_INVALID_PARAMETER;\r
983 }\r
984\r
985 Status = CustomDecompressGetInfo (Source, SourceSize, &TestDestinationSize, &TestScratchSize);\r
986 if (EFI_ERROR (Status)) {\r
987 return Status;\r
988 }\r
989\r
990 if (ScratchSize < TestScratchSize || DestinationSize < TestDestinationSize) {\r
991 return RETURN_INVALID_PARAMETER;\r
992 }\r
993\r
994 return CustomDecompress (Source, Destination, Scratch);\r
995}\r
996\r
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