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30541881 RN |
1 | /** @file\r |
2 | Platform BDS customizations.\r | |
3 | \r | |
a7566234 | 4 | Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>\r |
18064510 LE |
5 | This program and the accompanying materials are licensed and made available\r |
6 | under the terms and conditions of the BSD License which accompanies this\r | |
7 | distribution. The full text of the license may be found at\r | |
30541881 RN |
8 | http://opensource.org/licenses/bsd-license.php\r |
9 | \r | |
18064510 LE |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT\r |
11 | WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
30541881 RN |
12 | \r |
13 | **/\r | |
14 | \r | |
15 | #include "BdsPlatform.h"\r | |
da2369d2 | 16 | #include <Guid/XenInfo.h>\r |
30541881 | 17 | #include <Guid/RootBridgesConnectedEventGroup.h>\r |
2eb35898 | 18 | #include <Protocol/FirmwareVolume2.h>\r |
8d65d3b2 | 19 | #include <Library/Tcg2PhysicalPresenceLib.h>\r |
30541881 RN |
20 | \r |
21 | \r | |
22 | //\r | |
23 | // Global data\r | |
24 | //\r | |
25 | \r | |
26 | VOID *mEfiDevPathNotifyReg;\r | |
27 | EFI_EVENT mEfiDevPathEvent;\r | |
28 | VOID *mEmuVariableEventReg;\r | |
29 | EFI_EVENT mEmuVariableEvent;\r | |
30541881 RN |
30 | UINT16 mHostBridgeDevId;\r |
31 | \r | |
32 | //\r | |
33 | // Table of host IRQs matching PCI IRQs A-D\r | |
34 | // (for configuring PCI Interrupt Line register)\r | |
35 | //\r | |
36 | CONST UINT8 PciHostIrqs[] = {\r | |
37 | 0x0a, 0x0a, 0x0b, 0x0b\r | |
38 | };\r | |
39 | \r | |
30541881 RN |
40 | //\r |
41 | // Type definitions\r | |
42 | //\r | |
43 | \r | |
44 | typedef\r | |
45 | EFI_STATUS\r | |
46 | (EFIAPI *PROTOCOL_INSTANCE_CALLBACK)(\r | |
47 | IN EFI_HANDLE Handle,\r | |
48 | IN VOID *Instance,\r | |
49 | IN VOID *Context\r | |
50 | );\r | |
51 | \r | |
52 | /**\r | |
53 | @param[in] Handle - Handle of PCI device instance\r | |
54 | @param[in] PciIo - PCI IO protocol instance\r | |
55 | @param[in] Pci - PCI Header register block\r | |
56 | **/\r | |
57 | typedef\r | |
58 | EFI_STATUS\r | |
59 | (EFIAPI *VISIT_PCI_INSTANCE_CALLBACK)(\r | |
60 | IN EFI_HANDLE Handle,\r | |
61 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
62 | IN PCI_TYPE00 *Pci\r | |
63 | );\r | |
64 | \r | |
65 | \r | |
66 | //\r | |
67 | // Function prototypes\r | |
68 | //\r | |
69 | \r | |
70 | EFI_STATUS\r | |
71 | VisitAllInstancesOfProtocol (\r | |
72 | IN EFI_GUID *Id,\r | |
73 | IN PROTOCOL_INSTANCE_CALLBACK CallBackFunction,\r | |
74 | IN VOID *Context\r | |
75 | );\r | |
76 | \r | |
77 | EFI_STATUS\r | |
78 | VisitAllPciInstancesOfProtocol (\r | |
79 | IN VISIT_PCI_INSTANCE_CALLBACK CallBackFunction\r | |
80 | );\r | |
81 | \r | |
82 | VOID\r | |
83 | InstallDevicePathCallback (\r | |
84 | VOID\r | |
85 | );\r | |
86 | \r | |
07dd96e8 RN |
87 | VOID\r |
88 | PlatformRegisterFvBootOption (\r | |
89 | EFI_GUID *FileGuid,\r | |
90 | CHAR16 *Description,\r | |
91 | UINT32 Attributes\r | |
92 | )\r | |
93 | {\r | |
94 | EFI_STATUS Status;\r | |
95 | INTN OptionIndex;\r | |
96 | EFI_BOOT_MANAGER_LOAD_OPTION NewOption;\r | |
97 | EFI_BOOT_MANAGER_LOAD_OPTION *BootOptions;\r | |
98 | UINTN BootOptionCount;\r | |
99 | MEDIA_FW_VOL_FILEPATH_DEVICE_PATH FileNode;\r | |
100 | EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r | |
101 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
102 | \r | |
103 | Status = gBS->HandleProtocol (\r | |
104 | gImageHandle,\r | |
105 | &gEfiLoadedImageProtocolGuid,\r | |
106 | (VOID **) &LoadedImage\r | |
107 | );\r | |
108 | ASSERT_EFI_ERROR (Status);\r | |
109 | \r | |
110 | EfiInitializeFwVolDevicepathNode (&FileNode, FileGuid);\r | |
111 | DevicePath = DevicePathFromHandle (LoadedImage->DeviceHandle);\r | |
112 | ASSERT (DevicePath != NULL);\r | |
113 | DevicePath = AppendDevicePathNode (\r | |
114 | DevicePath,\r | |
115 | (EFI_DEVICE_PATH_PROTOCOL *) &FileNode\r | |
116 | );\r | |
117 | ASSERT (DevicePath != NULL);\r | |
118 | \r | |
119 | Status = EfiBootManagerInitializeLoadOption (\r | |
120 | &NewOption,\r | |
121 | LoadOptionNumberUnassigned,\r | |
122 | LoadOptionTypeBoot,\r | |
123 | Attributes,\r | |
124 | Description,\r | |
125 | DevicePath,\r | |
126 | NULL,\r | |
127 | 0\r | |
128 | );\r | |
129 | ASSERT_EFI_ERROR (Status);\r | |
130 | FreePool (DevicePath);\r | |
131 | \r | |
132 | BootOptions = EfiBootManagerGetLoadOptions (\r | |
133 | &BootOptionCount, LoadOptionTypeBoot\r | |
134 | );\r | |
135 | \r | |
136 | OptionIndex = EfiBootManagerFindLoadOption (\r | |
137 | &NewOption, BootOptions, BootOptionCount\r | |
138 | );\r | |
139 | \r | |
140 | if (OptionIndex == -1) {\r | |
141 | Status = EfiBootManagerAddLoadOptionVariable (&NewOption, MAX_UINTN);\r | |
142 | ASSERT_EFI_ERROR (Status);\r | |
143 | }\r | |
144 | EfiBootManagerFreeLoadOption (&NewOption);\r | |
145 | EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);\r | |
146 | }\r | |
147 | \r | |
2eb35898 LE |
148 | /**\r |
149 | Remove all MemoryMapped(...)/FvFile(...) and Fv(...)/FvFile(...) boot options\r | |
150 | whose device paths do not resolve exactly to an FvFile in the system.\r | |
151 | \r | |
152 | This removes any boot options that point to binaries built into the firmware\r | |
153 | and have become stale due to any of the following:\r | |
154 | - DXEFV's base address or size changed (historical),\r | |
155 | - DXEFV's FvNameGuid changed,\r | |
156 | - the FILE_GUID of the pointed-to binary changed,\r | |
157 | - the referenced binary is no longer built into the firmware.\r | |
158 | \r | |
159 | EfiBootManagerFindLoadOption() used in PlatformRegisterFvBootOption() only\r | |
160 | avoids exact duplicates.\r | |
161 | **/\r | |
162 | VOID\r | |
163 | RemoveStaleFvFileOptions (\r | |
164 | VOID\r | |
165 | )\r | |
166 | {\r | |
167 | EFI_BOOT_MANAGER_LOAD_OPTION *BootOptions;\r | |
168 | UINTN BootOptionCount;\r | |
169 | UINTN Index;\r | |
170 | \r | |
171 | BootOptions = EfiBootManagerGetLoadOptions (&BootOptionCount,\r | |
172 | LoadOptionTypeBoot);\r | |
173 | \r | |
174 | for (Index = 0; Index < BootOptionCount; ++Index) {\r | |
175 | EFI_DEVICE_PATH_PROTOCOL *Node1, *Node2, *SearchNode;\r | |
176 | EFI_STATUS Status;\r | |
177 | EFI_HANDLE FvHandle;\r | |
178 | \r | |
179 | //\r | |
180 | // If the device path starts with neither MemoryMapped(...) nor Fv(...),\r | |
181 | // then keep the boot option.\r | |
182 | //\r | |
183 | Node1 = BootOptions[Index].FilePath;\r | |
184 | if (!(DevicePathType (Node1) == HARDWARE_DEVICE_PATH &&\r | |
185 | DevicePathSubType (Node1) == HW_MEMMAP_DP) &&\r | |
186 | !(DevicePathType (Node1) == MEDIA_DEVICE_PATH &&\r | |
187 | DevicePathSubType (Node1) == MEDIA_PIWG_FW_VOL_DP)) {\r | |
188 | continue;\r | |
189 | }\r | |
190 | \r | |
191 | //\r | |
192 | // If the second device path node is not FvFile(...), then keep the boot\r | |
193 | // option.\r | |
194 | //\r | |
195 | Node2 = NextDevicePathNode (Node1);\r | |
196 | if (DevicePathType (Node2) != MEDIA_DEVICE_PATH ||\r | |
197 | DevicePathSubType (Node2) != MEDIA_PIWG_FW_FILE_DP) {\r | |
198 | continue;\r | |
199 | }\r | |
200 | \r | |
201 | //\r | |
202 | // Locate the Firmware Volume2 protocol instance that is denoted by the\r | |
203 | // boot option. If this lookup fails (i.e., the boot option references a\r | |
204 | // firmware volume that doesn't exist), then we'll proceed to delete the\r | |
205 | // boot option.\r | |
206 | //\r | |
207 | SearchNode = Node1;\r | |
208 | Status = gBS->LocateDevicePath (&gEfiFirmwareVolume2ProtocolGuid,\r | |
209 | &SearchNode, &FvHandle);\r | |
210 | \r | |
211 | if (!EFI_ERROR (Status)) {\r | |
212 | //\r | |
213 | // The firmware volume was found; now let's see if it contains the FvFile\r | |
214 | // identified by GUID.\r | |
215 | //\r | |
216 | EFI_FIRMWARE_VOLUME2_PROTOCOL *FvProtocol;\r | |
217 | MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *FvFileNode;\r | |
218 | UINTN BufferSize;\r | |
219 | EFI_FV_FILETYPE FoundType;\r | |
220 | EFI_FV_FILE_ATTRIBUTES FileAttributes;\r | |
221 | UINT32 AuthenticationStatus;\r | |
222 | \r | |
223 | Status = gBS->HandleProtocol (FvHandle, &gEfiFirmwareVolume2ProtocolGuid,\r | |
224 | (VOID **)&FvProtocol);\r | |
225 | ASSERT_EFI_ERROR (Status);\r | |
226 | \r | |
227 | FvFileNode = (MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *)Node2;\r | |
228 | //\r | |
229 | // Buffer==NULL means we request metadata only: BufferSize, FoundType,\r | |
230 | // FileAttributes.\r | |
231 | //\r | |
232 | Status = FvProtocol->ReadFile (\r | |
233 | FvProtocol,\r | |
234 | &FvFileNode->FvFileName, // NameGuid\r | |
235 | NULL, // Buffer\r | |
236 | &BufferSize,\r | |
237 | &FoundType,\r | |
238 | &FileAttributes,\r | |
239 | &AuthenticationStatus\r | |
240 | );\r | |
241 | if (!EFI_ERROR (Status)) {\r | |
242 | //\r | |
243 | // The FvFile was found. Keep the boot option.\r | |
244 | //\r | |
245 | continue;\r | |
246 | }\r | |
247 | }\r | |
248 | \r | |
249 | //\r | |
250 | // Delete the boot option.\r | |
251 | //\r | |
252 | Status = EfiBootManagerDeleteLoadOptionVariable (\r | |
253 | BootOptions[Index].OptionNumber, LoadOptionTypeBoot);\r | |
254 | DEBUG_CODE (\r | |
255 | CHAR16 *DevicePathString;\r | |
256 | \r | |
257 | DevicePathString = ConvertDevicePathToText(BootOptions[Index].FilePath,\r | |
258 | FALSE, FALSE);\r | |
259 | DEBUG ((\r | |
260 | EFI_ERROR (Status) ? EFI_D_WARN : EFI_D_VERBOSE,\r | |
261 | "%a: removing stale Boot#%04x %s: %r\n",\r | |
262 | __FUNCTION__,\r | |
263 | (UINT32)BootOptions[Index].OptionNumber,\r | |
264 | DevicePathString == NULL ? L"<unavailable>" : DevicePathString,\r | |
265 | Status\r | |
266 | ));\r | |
267 | if (DevicePathString != NULL) {\r | |
268 | FreePool (DevicePathString);\r | |
269 | }\r | |
270 | );\r | |
271 | }\r | |
272 | \r | |
273 | EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);\r | |
274 | }\r | |
275 | \r | |
07dd96e8 RN |
276 | VOID\r |
277 | PlatformRegisterOptionsAndKeys (\r | |
278 | VOID\r | |
279 | )\r | |
280 | {\r | |
281 | EFI_STATUS Status;\r | |
282 | EFI_INPUT_KEY Enter;\r | |
283 | EFI_INPUT_KEY F2;\r | |
284 | EFI_INPUT_KEY Esc;\r | |
285 | EFI_BOOT_MANAGER_LOAD_OPTION BootOption;\r | |
286 | \r | |
287 | //\r | |
288 | // Register ENTER as CONTINUE key\r | |
289 | //\r | |
290 | Enter.ScanCode = SCAN_NULL;\r | |
291 | Enter.UnicodeChar = CHAR_CARRIAGE_RETURN;\r | |
292 | Status = EfiBootManagerRegisterContinueKeyOption (0, &Enter, NULL);\r | |
293 | ASSERT_EFI_ERROR (Status);\r | |
294 | \r | |
295 | //\r | |
296 | // Map F2 to Boot Manager Menu\r | |
297 | //\r | |
298 | F2.ScanCode = SCAN_F2;\r | |
299 | F2.UnicodeChar = CHAR_NULL;\r | |
300 | Esc.ScanCode = SCAN_ESC;\r | |
301 | Esc.UnicodeChar = CHAR_NULL;\r | |
302 | Status = EfiBootManagerGetBootManagerMenu (&BootOption);\r | |
303 | ASSERT_EFI_ERROR (Status);\r | |
304 | Status = EfiBootManagerAddKeyOptionVariable (\r | |
305 | NULL, (UINT16) BootOption.OptionNumber, 0, &F2, NULL\r | |
306 | );\r | |
307 | ASSERT (Status == EFI_SUCCESS || Status == EFI_ALREADY_STARTED);\r | |
308 | Status = EfiBootManagerAddKeyOptionVariable (\r | |
309 | NULL, (UINT16) BootOption.OptionNumber, 0, &Esc, NULL\r | |
310 | );\r | |
311 | ASSERT (Status == EFI_SUCCESS || Status == EFI_ALREADY_STARTED);\r | |
07dd96e8 RN |
312 | }\r |
313 | \r | |
30541881 RN |
314 | EFI_STATUS\r |
315 | EFIAPI\r | |
316 | ConnectRootBridge (\r | |
317 | IN EFI_HANDLE RootBridgeHandle,\r | |
318 | IN VOID *Instance,\r | |
319 | IN VOID *Context\r | |
320 | );\r | |
321 | \r | |
7ebad830 LE |
322 | STATIC\r |
323 | EFI_STATUS\r | |
324 | EFIAPI\r | |
325 | ConnectVirtioPciRng (\r | |
326 | IN EFI_HANDLE Handle,\r | |
327 | IN VOID *Instance,\r | |
328 | IN VOID *Context\r | |
329 | );\r | |
330 | \r | |
30541881 RN |
331 | STATIC\r |
332 | VOID\r | |
333 | SaveS3BootScript (\r | |
334 | VOID\r | |
335 | );\r | |
336 | \r | |
337 | //\r | |
338 | // BDS Platform Functions\r | |
339 | //\r | |
fe1b9e8e LE |
340 | /**\r |
341 | Do the platform init, can be customized by OEM/IBV\r | |
342 | \r | |
343 | Possible things that can be done in PlatformBootManagerBeforeConsole:\r | |
344 | \r | |
345 | > Update console variable: 1. include hot-plug devices;\r | |
346 | > 2. Clear ConIn and add SOL for AMT\r | |
347 | > Register new Driver#### or Boot####\r | |
348 | > Register new Key####: e.g.: F12\r | |
349 | > Signal ReadyToLock event\r | |
350 | > Authentication action: 1. connect Auth devices;\r | |
351 | > 2. Identify auto logon user.\r | |
352 | **/\r | |
30541881 RN |
353 | VOID\r |
354 | EFIAPI\r | |
a7566234 | 355 | PlatformBootManagerBeforeConsole (\r |
30541881 RN |
356 | VOID\r |
357 | )\r | |
30541881 | 358 | {\r |
579afd6b LE |
359 | EFI_HANDLE Handle;\r |
360 | EFI_STATUS Status;\r | |
361 | RETURN_STATUS PcdStatus;\r | |
30541881 | 362 | \r |
a7566234 | 363 | DEBUG ((EFI_D_INFO, "PlatformBootManagerBeforeConsole\n"));\r |
30541881 RN |
364 | InstallDevicePathCallback ();\r |
365 | \r | |
366 | VisitAllInstancesOfProtocol (&gEfiPciRootBridgeIoProtocolGuid,\r | |
367 | ConnectRootBridge, NULL);\r | |
368 | \r | |
369 | //\r | |
370 | // Signal the ACPI platform driver that it can download QEMU ACPI tables.\r | |
371 | //\r | |
372 | EfiEventGroupSignal (&gRootBridgesConnectedEventGroupGuid);\r | |
373 | \r | |
374 | //\r | |
375 | // We can't signal End-of-Dxe earlier than this. Namely, End-of-Dxe triggers\r | |
376 | // the preparation of S3 system information. That logic has a hard dependency\r | |
377 | // on the presence of the FACS ACPI table. Since our ACPI tables are only\r | |
378 | // installed after PCI enumeration completes, we must not trigger the S3 save\r | |
379 | // earlier, hence we can't signal End-of-Dxe earlier.\r | |
380 | //\r | |
381 | EfiEventGroupSignal (&gEfiEndOfDxeEventGroupGuid);\r | |
382 | \r | |
383 | if (QemuFwCfgS3Enabled ()) {\r | |
384 | //\r | |
385 | // Save the boot script too. Note that this will require us to emit the\r | |
386 | // DxeSmmReadyToLock event just below, which in turn locks down SMM.\r | |
387 | //\r | |
388 | SaveS3BootScript ();\r | |
389 | }\r | |
390 | \r | |
391 | //\r | |
392 | // Prevent further changes to LockBoxes or SMRAM.\r | |
393 | //\r | |
394 | Handle = NULL;\r | |
395 | Status = gBS->InstallProtocolInterface (&Handle,\r | |
396 | &gEfiDxeSmmReadyToLockProtocolGuid, EFI_NATIVE_INTERFACE,\r | |
397 | NULL);\r | |
398 | ASSERT_EFI_ERROR (Status);\r | |
e9e9ad64 | 399 | \r |
9789894e | 400 | //\r |
18064510 LE |
401 | // Dispatch deferred images after EndOfDxe event and ReadyToLock\r |
402 | // installation.\r | |
9789894e RN |
403 | //\r |
404 | EfiBootManagerDispatchDeferredImages ();\r | |
405 | \r | |
e9e9ad64 | 406 | PlatformInitializeConsole (gPlatformConsole);\r |
579afd6b LE |
407 | PcdStatus = PcdSet16S (PcdPlatformBootTimeOut,\r |
408 | GetFrontPageTimeoutFromQemu ());\r | |
409 | ASSERT_RETURN_ERROR (PcdStatus);\r | |
07dd96e8 RN |
410 | \r |
411 | PlatformRegisterOptionsAndKeys ();\r | |
7ebad830 LE |
412 | \r |
413 | //\r | |
414 | // Install both VIRTIO_DEVICE_PROTOCOL and (dependent) EFI_RNG_PROTOCOL\r | |
415 | // instances on Virtio PCI RNG devices.\r | |
416 | //\r | |
417 | VisitAllInstancesOfProtocol (&gEfiPciIoProtocolGuid, ConnectVirtioPciRng,\r | |
418 | NULL);\r | |
30541881 RN |
419 | }\r |
420 | \r | |
421 | \r | |
422 | EFI_STATUS\r | |
423 | EFIAPI\r | |
424 | ConnectRootBridge (\r | |
425 | IN EFI_HANDLE RootBridgeHandle,\r | |
426 | IN VOID *Instance,\r | |
427 | IN VOID *Context\r | |
428 | )\r | |
429 | {\r | |
430 | EFI_STATUS Status;\r | |
431 | \r | |
432 | //\r | |
433 | // Make the PCI bus driver connect the root bridge, non-recursively. This\r | |
434 | // will produce a number of child handles with PciIo on them.\r | |
435 | //\r | |
436 | Status = gBS->ConnectController (\r | |
437 | RootBridgeHandle, // ControllerHandle\r | |
438 | NULL, // DriverImageHandle\r | |
439 | NULL, // RemainingDevicePath -- produce all\r | |
440 | // children\r | |
441 | FALSE // Recursive\r | |
442 | );\r | |
443 | return Status;\r | |
444 | }\r | |
445 | \r | |
446 | \r | |
7ebad830 LE |
447 | STATIC\r |
448 | EFI_STATUS\r | |
449 | EFIAPI\r | |
450 | ConnectVirtioPciRng (\r | |
451 | IN EFI_HANDLE Handle,\r | |
452 | IN VOID *Instance,\r | |
453 | IN VOID *Context\r | |
454 | )\r | |
455 | {\r | |
456 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
457 | EFI_STATUS Status;\r | |
458 | UINT16 VendorId;\r | |
459 | UINT16 DeviceId;\r | |
460 | UINT8 RevisionId;\r | |
461 | BOOLEAN Virtio10;\r | |
462 | UINT16 SubsystemId;\r | |
463 | \r | |
464 | PciIo = Instance;\r | |
465 | \r | |
466 | //\r | |
467 | // Read and check VendorId.\r | |
468 | //\r | |
469 | Status = PciIo->Pci.Read (PciIo, EfiPciIoWidthUint16, PCI_VENDOR_ID_OFFSET,\r | |
470 | 1, &VendorId);\r | |
471 | if (EFI_ERROR (Status)) {\r | |
472 | goto Error;\r | |
473 | }\r | |
474 | if (VendorId != VIRTIO_VENDOR_ID) {\r | |
475 | return EFI_SUCCESS;\r | |
476 | }\r | |
477 | \r | |
478 | //\r | |
479 | // Read DeviceId and RevisionId.\r | |
480 | //\r | |
481 | Status = PciIo->Pci.Read (PciIo, EfiPciIoWidthUint16, PCI_DEVICE_ID_OFFSET,\r | |
482 | 1, &DeviceId);\r | |
483 | if (EFI_ERROR (Status)) {\r | |
484 | goto Error;\r | |
485 | }\r | |
486 | Status = PciIo->Pci.Read (PciIo, EfiPciIoWidthUint8, PCI_REVISION_ID_OFFSET,\r | |
487 | 1, &RevisionId);\r | |
488 | if (EFI_ERROR (Status)) {\r | |
489 | goto Error;\r | |
490 | }\r | |
491 | \r | |
492 | //\r | |
493 | // From DeviceId and RevisionId, determine whether the device is a\r | |
494 | // modern-only Virtio 1.0 device. In case of Virtio 1.0, DeviceId can\r | |
495 | // immediately be restricted to VIRTIO_SUBSYSTEM_ENTROPY_SOURCE, and\r | |
496 | // SubsystemId will only play a sanity-check role. Otherwise, DeviceId can\r | |
497 | // only be sanity-checked, and SubsystemId will decide.\r | |
498 | //\r | |
499 | if (DeviceId == 0x1040 + VIRTIO_SUBSYSTEM_ENTROPY_SOURCE &&\r | |
500 | RevisionId >= 0x01) {\r | |
501 | Virtio10 = TRUE;\r | |
502 | } else if (DeviceId >= 0x1000 && DeviceId <= 0x103F && RevisionId == 0x00) {\r | |
503 | Virtio10 = FALSE;\r | |
504 | } else {\r | |
505 | return EFI_SUCCESS;\r | |
506 | }\r | |
507 | \r | |
508 | //\r | |
509 | // Read and check SubsystemId as dictated by Virtio10.\r | |
510 | //\r | |
511 | Status = PciIo->Pci.Read (PciIo, EfiPciIoWidthUint16,\r | |
512 | PCI_SUBSYSTEM_ID_OFFSET, 1, &SubsystemId);\r | |
513 | if (EFI_ERROR (Status)) {\r | |
514 | goto Error;\r | |
515 | }\r | |
516 | if ((Virtio10 && SubsystemId >= 0x40) ||\r | |
517 | (!Virtio10 && SubsystemId == VIRTIO_SUBSYSTEM_ENTROPY_SOURCE)) {\r | |
518 | Status = gBS->ConnectController (\r | |
519 | Handle, // ControllerHandle\r | |
520 | NULL, // DriverImageHandle -- connect all drivers\r | |
521 | NULL, // RemainingDevicePath -- produce all child handles\r | |
522 | FALSE // Recursive -- don't follow child handles\r | |
523 | );\r | |
524 | if (EFI_ERROR (Status)) {\r | |
525 | goto Error;\r | |
526 | }\r | |
527 | }\r | |
528 | return EFI_SUCCESS;\r | |
529 | \r | |
530 | Error:\r | |
531 | DEBUG ((DEBUG_ERROR, "%a: %r\n", __FUNCTION__, Status));\r | |
532 | return Status;\r | |
533 | }\r | |
534 | \r | |
535 | \r | |
fe1b9e8e LE |
536 | /**\r |
537 | Add IsaKeyboard to ConIn; add IsaSerial to ConOut, ConIn, ErrOut.\r | |
538 | \r | |
539 | @param[in] DeviceHandle Handle of the LPC Bridge device.\r | |
540 | \r | |
541 | @retval EFI_SUCCESS Console devices on the LPC bridge have been added to\r | |
542 | ConOut, ConIn, and ErrOut.\r | |
543 | \r | |
544 | @return Error codes, due to EFI_DEVICE_PATH_PROTOCOL missing\r | |
545 | from DeviceHandle.\r | |
546 | **/\r | |
30541881 RN |
547 | EFI_STATUS\r |
548 | PrepareLpcBridgeDevicePath (\r | |
549 | IN EFI_HANDLE DeviceHandle\r | |
550 | )\r | |
30541881 RN |
551 | {\r |
552 | EFI_STATUS Status;\r | |
553 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
554 | EFI_DEVICE_PATH_PROTOCOL *TempDevicePath;\r | |
555 | CHAR16 *DevPathStr;\r | |
556 | \r | |
557 | DevicePath = NULL;\r | |
558 | Status = gBS->HandleProtocol (\r | |
559 | DeviceHandle,\r | |
560 | &gEfiDevicePathProtocolGuid,\r | |
561 | (VOID*)&DevicePath\r | |
562 | );\r | |
563 | if (EFI_ERROR (Status)) {\r | |
564 | return Status;\r | |
565 | }\r | |
566 | TempDevicePath = DevicePath;\r | |
567 | \r | |
568 | //\r | |
569 | // Register Keyboard\r | |
570 | //\r | |
18064510 LE |
571 | DevicePath = AppendDevicePathNode (DevicePath,\r |
572 | (EFI_DEVICE_PATH_PROTOCOL *)&gPnpPs2KeyboardDeviceNode);\r | |
30541881 | 573 | \r |
9dc08ec6 | 574 | EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);\r |
30541881 RN |
575 | \r |
576 | //\r | |
577 | // Register COM1\r | |
578 | //\r | |
579 | DevicePath = TempDevicePath;\r | |
580 | gPnp16550ComPortDeviceNode.UID = 0;\r | |
581 | \r | |
18064510 LE |
582 | DevicePath = AppendDevicePathNode (DevicePath,\r |
583 | (EFI_DEVICE_PATH_PROTOCOL *)&gPnp16550ComPortDeviceNode);\r | |
584 | DevicePath = AppendDevicePathNode (DevicePath,\r | |
585 | (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode);\r | |
586 | DevicePath = AppendDevicePathNode (DevicePath,\r | |
587 | (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode);\r | |
30541881 RN |
588 | \r |
589 | //\r | |
590 | // Print Device Path\r | |
591 | //\r | |
77f47588 | 592 | DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);\r |
30541881 RN |
593 | if (DevPathStr != NULL) {\r |
594 | DEBUG((\r | |
595 | EFI_D_INFO,\r | |
596 | "BdsPlatform.c+%d: COM%d DevPath: %s\n",\r | |
597 | __LINE__,\r | |
598 | gPnp16550ComPortDeviceNode.UID + 1,\r | |
599 | DevPathStr\r | |
600 | ));\r | |
601 | FreePool(DevPathStr);\r | |
602 | }\r | |
603 | \r | |
9dc08ec6 RN |
604 | EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);\r |
605 | EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);\r | |
606 | EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);\r | |
30541881 RN |
607 | \r |
608 | //\r | |
609 | // Register COM2\r | |
610 | //\r | |
611 | DevicePath = TempDevicePath;\r | |
612 | gPnp16550ComPortDeviceNode.UID = 1;\r | |
613 | \r | |
18064510 LE |
614 | DevicePath = AppendDevicePathNode (DevicePath,\r |
615 | (EFI_DEVICE_PATH_PROTOCOL *)&gPnp16550ComPortDeviceNode);\r | |
616 | DevicePath = AppendDevicePathNode (DevicePath,\r | |
617 | (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode);\r | |
618 | DevicePath = AppendDevicePathNode (DevicePath,\r | |
619 | (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode);\r | |
30541881 RN |
620 | \r |
621 | //\r | |
622 | // Print Device Path\r | |
623 | //\r | |
77f47588 | 624 | DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);\r |
30541881 RN |
625 | if (DevPathStr != NULL) {\r |
626 | DEBUG((\r | |
627 | EFI_D_INFO,\r | |
628 | "BdsPlatform.c+%d: COM%d DevPath: %s\n",\r | |
629 | __LINE__,\r | |
630 | gPnp16550ComPortDeviceNode.UID + 1,\r | |
631 | DevPathStr\r | |
632 | ));\r | |
633 | FreePool(DevPathStr);\r | |
634 | }\r | |
635 | \r | |
9dc08ec6 RN |
636 | EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);\r |
637 | EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);\r | |
638 | EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);\r | |
30541881 RN |
639 | \r |
640 | return EFI_SUCCESS;\r | |
641 | }\r | |
642 | \r | |
643 | EFI_STATUS\r | |
644 | GetGopDevicePath (\r | |
645 | IN EFI_DEVICE_PATH_PROTOCOL *PciDevicePath,\r | |
646 | OUT EFI_DEVICE_PATH_PROTOCOL **GopDevicePath\r | |
647 | )\r | |
648 | {\r | |
649 | UINTN Index;\r | |
650 | EFI_STATUS Status;\r | |
651 | EFI_HANDLE PciDeviceHandle;\r | |
652 | EFI_DEVICE_PATH_PROTOCOL *TempDevicePath;\r | |
653 | EFI_DEVICE_PATH_PROTOCOL *TempPciDevicePath;\r | |
654 | UINTN GopHandleCount;\r | |
655 | EFI_HANDLE *GopHandleBuffer;\r | |
656 | \r | |
657 | if (PciDevicePath == NULL || GopDevicePath == NULL) {\r | |
658 | return EFI_INVALID_PARAMETER;\r | |
659 | }\r | |
660 | \r | |
661 | //\r | |
662 | // Initialize the GopDevicePath to be PciDevicePath\r | |
663 | //\r | |
664 | *GopDevicePath = PciDevicePath;\r | |
665 | TempPciDevicePath = PciDevicePath;\r | |
666 | \r | |
667 | Status = gBS->LocateDevicePath (\r | |
668 | &gEfiDevicePathProtocolGuid,\r | |
669 | &TempPciDevicePath,\r | |
670 | &PciDeviceHandle\r | |
671 | );\r | |
672 | if (EFI_ERROR (Status)) {\r | |
673 | return Status;\r | |
674 | }\r | |
675 | \r | |
676 | //\r | |
f17c0ab6 | 677 | // Try to connect this handle, so that GOP driver could start on this\r |
30541881 RN |
678 | // device and create child handles with GraphicsOutput Protocol installed\r |
679 | // on them, then we get device paths of these child handles and select\r | |
680 | // them as possible console device.\r | |
681 | //\r | |
682 | gBS->ConnectController (PciDeviceHandle, NULL, NULL, FALSE);\r | |
683 | \r | |
684 | Status = gBS->LocateHandleBuffer (\r | |
685 | ByProtocol,\r | |
686 | &gEfiGraphicsOutputProtocolGuid,\r | |
687 | NULL,\r | |
688 | &GopHandleCount,\r | |
689 | &GopHandleBuffer\r | |
690 | );\r | |
691 | if (!EFI_ERROR (Status)) {\r | |
692 | //\r | |
693 | // Add all the child handles as possible Console Device\r | |
694 | //\r | |
695 | for (Index = 0; Index < GopHandleCount; Index++) {\r | |
18064510 LE |
696 | Status = gBS->HandleProtocol (GopHandleBuffer[Index],\r |
697 | &gEfiDevicePathProtocolGuid, (VOID*)&TempDevicePath);\r | |
30541881 RN |
698 | if (EFI_ERROR (Status)) {\r |
699 | continue;\r | |
700 | }\r | |
701 | if (CompareMem (\r | |
702 | PciDevicePath,\r | |
703 | TempDevicePath,\r | |
704 | GetDevicePathSize (PciDevicePath) - END_DEVICE_PATH_LENGTH\r | |
705 | ) == 0) {\r | |
706 | //\r | |
707 | // In current implementation, we only enable one of the child handles\r | |
708 | // as console device, i.e. sotre one of the child handle's device\r | |
709 | // path to variable "ConOut"\r | |
f17c0ab6 | 710 | // In future, we could select all child handles to be console device\r |
30541881 RN |
711 | //\r |
712 | \r | |
713 | *GopDevicePath = TempDevicePath;\r | |
714 | \r | |
715 | //\r | |
18064510 LE |
716 | // Delete the PCI device's path that added by\r |
717 | // GetPlugInPciVgaDevicePath(). Add the integrity GOP device path.\r | |
30541881 | 718 | //\r |
9dc08ec6 RN |
719 | EfiBootManagerUpdateConsoleVariable (ConOutDev, NULL, PciDevicePath);\r |
720 | EfiBootManagerUpdateConsoleVariable (ConOutDev, TempDevicePath, NULL);\r | |
30541881 RN |
721 | }\r |
722 | }\r | |
723 | gBS->FreePool (GopHandleBuffer);\r | |
724 | }\r | |
725 | \r | |
726 | return EFI_SUCCESS;\r | |
727 | }\r | |
728 | \r | |
fe1b9e8e LE |
729 | /**\r |
730 | Add PCI display to ConOut.\r | |
731 | \r | |
732 | @param[in] DeviceHandle Handle of the PCI display device.\r | |
733 | \r | |
734 | @retval EFI_SUCCESS The PCI display device has been added to ConOut.\r | |
735 | \r | |
736 | @return Error codes, due to EFI_DEVICE_PATH_PROTOCOL missing\r | |
737 | from DeviceHandle.\r | |
738 | **/\r | |
30541881 | 739 | EFI_STATUS\r |
4fdb585c | 740 | PreparePciDisplayDevicePath (\r |
30541881 RN |
741 | IN EFI_HANDLE DeviceHandle\r |
742 | )\r | |
30541881 RN |
743 | {\r |
744 | EFI_STATUS Status;\r | |
745 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
746 | EFI_DEVICE_PATH_PROTOCOL *GopDevicePath;\r | |
747 | \r | |
748 | DevicePath = NULL;\r | |
749 | GopDevicePath = NULL;\r | |
750 | Status = gBS->HandleProtocol (\r | |
751 | DeviceHandle,\r | |
752 | &gEfiDevicePathProtocolGuid,\r | |
753 | (VOID*)&DevicePath\r | |
754 | );\r | |
755 | if (EFI_ERROR (Status)) {\r | |
756 | return Status;\r | |
757 | }\r | |
758 | \r | |
759 | GetGopDevicePath (DevicePath, &GopDevicePath);\r | |
760 | DevicePath = GopDevicePath;\r | |
761 | \r | |
9dc08ec6 | 762 | EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);\r |
30541881 RN |
763 | \r |
764 | return EFI_SUCCESS;\r | |
765 | }\r | |
766 | \r | |
fe1b9e8e | 767 | /**\r |
30541881 | 768 | Add PCI Serial to ConOut, ConIn, ErrOut.\r |
30541881 | 769 | \r |
fe1b9e8e | 770 | @param[in] DeviceHandle Handle of the PCI serial device.\r |
30541881 | 771 | \r |
fe1b9e8e LE |
772 | @retval EFI_SUCCESS The PCI serial device has been added to ConOut, ConIn,\r |
773 | ErrOut.\r | |
30541881 | 774 | \r |
fe1b9e8e LE |
775 | @return Error codes, due to EFI_DEVICE_PATH_PROTOCOL missing\r |
776 | from DeviceHandle.\r | |
777 | **/\r | |
778 | EFI_STATUS\r | |
779 | PreparePciSerialDevicePath (\r | |
780 | IN EFI_HANDLE DeviceHandle\r | |
781 | )\r | |
30541881 RN |
782 | {\r |
783 | EFI_STATUS Status;\r | |
784 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
785 | \r | |
786 | DevicePath = NULL;\r | |
787 | Status = gBS->HandleProtocol (\r | |
788 | DeviceHandle,\r | |
789 | &gEfiDevicePathProtocolGuid,\r | |
790 | (VOID*)&DevicePath\r | |
791 | );\r | |
792 | if (EFI_ERROR (Status)) {\r | |
793 | return Status;\r | |
794 | }\r | |
795 | \r | |
18064510 LE |
796 | DevicePath = AppendDevicePathNode (DevicePath,\r |
797 | (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode);\r | |
798 | DevicePath = AppendDevicePathNode (DevicePath,\r | |
799 | (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode);\r | |
30541881 | 800 | \r |
9dc08ec6 RN |
801 | EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);\r |
802 | EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);\r | |
803 | EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);\r | |
30541881 RN |
804 | \r |
805 | return EFI_SUCCESS;\r | |
806 | }\r | |
807 | \r | |
808 | EFI_STATUS\r | |
809 | VisitAllInstancesOfProtocol (\r | |
810 | IN EFI_GUID *Id,\r | |
811 | IN PROTOCOL_INSTANCE_CALLBACK CallBackFunction,\r | |
812 | IN VOID *Context\r | |
813 | )\r | |
814 | {\r | |
815 | EFI_STATUS Status;\r | |
816 | UINTN HandleCount;\r | |
817 | EFI_HANDLE *HandleBuffer;\r | |
818 | UINTN Index;\r | |
819 | VOID *Instance;\r | |
820 | \r | |
821 | //\r | |
822 | // Start to check all the PciIo to find all possible device\r | |
823 | //\r | |
824 | HandleCount = 0;\r | |
825 | HandleBuffer = NULL;\r | |
826 | Status = gBS->LocateHandleBuffer (\r | |
827 | ByProtocol,\r | |
828 | Id,\r | |
829 | NULL,\r | |
830 | &HandleCount,\r | |
831 | &HandleBuffer\r | |
832 | );\r | |
833 | if (EFI_ERROR (Status)) {\r | |
834 | return Status;\r | |
835 | }\r | |
836 | \r | |
837 | for (Index = 0; Index < HandleCount; Index++) {\r | |
838 | Status = gBS->HandleProtocol (HandleBuffer[Index], Id, &Instance);\r | |
839 | if (EFI_ERROR (Status)) {\r | |
840 | continue;\r | |
841 | }\r | |
842 | \r | |
843 | Status = (*CallBackFunction) (\r | |
844 | HandleBuffer[Index],\r | |
845 | Instance,\r | |
846 | Context\r | |
847 | );\r | |
848 | }\r | |
849 | \r | |
850 | gBS->FreePool (HandleBuffer);\r | |
851 | \r | |
852 | return EFI_SUCCESS;\r | |
853 | }\r | |
854 | \r | |
855 | \r | |
856 | EFI_STATUS\r | |
857 | EFIAPI\r | |
858 | VisitingAPciInstance (\r | |
859 | IN EFI_HANDLE Handle,\r | |
860 | IN VOID *Instance,\r | |
861 | IN VOID *Context\r | |
862 | )\r | |
863 | {\r | |
864 | EFI_STATUS Status;\r | |
865 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
866 | PCI_TYPE00 Pci;\r | |
867 | \r | |
868 | PciIo = (EFI_PCI_IO_PROTOCOL*) Instance;\r | |
869 | \r | |
870 | //\r | |
871 | // Check for all PCI device\r | |
872 | //\r | |
873 | Status = PciIo->Pci.Read (\r | |
874 | PciIo,\r | |
875 | EfiPciIoWidthUint32,\r | |
876 | 0,\r | |
877 | sizeof (Pci) / sizeof (UINT32),\r | |
878 | &Pci\r | |
879 | );\r | |
880 | if (EFI_ERROR (Status)) {\r | |
881 | return Status;\r | |
882 | }\r | |
883 | \r | |
884 | return (*(VISIT_PCI_INSTANCE_CALLBACK)(UINTN) Context) (\r | |
885 | Handle,\r | |
886 | PciIo,\r | |
887 | &Pci\r | |
888 | );\r | |
889 | \r | |
890 | }\r | |
891 | \r | |
892 | \r | |
893 | \r | |
894 | EFI_STATUS\r | |
895 | VisitAllPciInstances (\r | |
896 | IN VISIT_PCI_INSTANCE_CALLBACK CallBackFunction\r | |
897 | )\r | |
898 | {\r | |
899 | return VisitAllInstancesOfProtocol (\r | |
900 | &gEfiPciIoProtocolGuid,\r | |
901 | VisitingAPciInstance,\r | |
902 | (VOID*)(UINTN) CallBackFunction\r | |
903 | );\r | |
904 | }\r | |
905 | \r | |
906 | \r | |
907 | /**\r | |
908 | Do platform specific PCI Device check and add them to\r | |
909 | ConOut, ConIn, ErrOut.\r | |
910 | \r | |
911 | @param[in] Handle - Handle of PCI device instance\r | |
912 | @param[in] PciIo - PCI IO protocol instance\r | |
913 | @param[in] Pci - PCI Header register block\r | |
914 | \r | |
18064510 LE |
915 | @retval EFI_SUCCESS - PCI Device check and Console variable update\r |
916 | successfully.\r | |
30541881 RN |
917 | @retval EFI_STATUS - PCI Device check or Console variable update fail.\r |
918 | \r | |
919 | **/\r | |
920 | EFI_STATUS\r | |
921 | EFIAPI\r | |
922 | DetectAndPreparePlatformPciDevicePath (\r | |
923 | IN EFI_HANDLE Handle,\r | |
924 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
925 | IN PCI_TYPE00 *Pci\r | |
926 | )\r | |
927 | {\r | |
928 | EFI_STATUS Status;\r | |
929 | \r | |
930 | Status = PciIo->Attributes (\r | |
931 | PciIo,\r | |
932 | EfiPciIoAttributeOperationEnable,\r | |
933 | EFI_PCI_DEVICE_ENABLE,\r | |
934 | NULL\r | |
935 | );\r | |
936 | ASSERT_EFI_ERROR (Status);\r | |
937 | \r | |
f803c03c LE |
938 | //\r |
939 | // Here we decide whether it is LPC Bridge\r | |
940 | //\r | |
941 | if ((IS_PCI_LPC (Pci)) ||\r | |
942 | ((IS_PCI_ISA_PDECODE (Pci)) &&\r | |
943 | (Pci->Hdr.VendorId == 0x8086) &&\r | |
944 | (Pci->Hdr.DeviceId == 0x7000)\r | |
945 | )\r | |
946 | ) {\r | |
30541881 | 947 | //\r |
f803c03c LE |
948 | // Add IsaKeyboard to ConIn,\r |
949 | // add IsaSerial to ConOut, ConIn, ErrOut\r | |
30541881 | 950 | //\r |
f803c03c LE |
951 | DEBUG ((EFI_D_INFO, "Found LPC Bridge device\n"));\r |
952 | PrepareLpcBridgeDevicePath (Handle);\r | |
953 | return EFI_SUCCESS;\r | |
954 | }\r | |
955 | //\r | |
956 | // Here we decide which Serial device to enable in PCI bus\r | |
957 | //\r | |
958 | if (IS_PCI_16550SERIAL (Pci)) {\r | |
30541881 | 959 | //\r |
f803c03c | 960 | // Add them to ConOut, ConIn, ErrOut.\r |
30541881 | 961 | //\r |
f803c03c LE |
962 | DEBUG ((EFI_D_INFO, "Found PCI 16550 SERIAL device\n"));\r |
963 | PreparePciSerialDevicePath (Handle);\r | |
964 | return EFI_SUCCESS;\r | |
30541881 RN |
965 | }\r |
966 | \r | |
967 | //\r | |
4fdb585c | 968 | // Here we decide which display device to enable in PCI bus\r |
30541881 | 969 | //\r |
4fdb585c | 970 | if (IS_PCI_DISPLAY (Pci)) {\r |
30541881 RN |
971 | //\r |
972 | // Add them to ConOut.\r | |
973 | //\r | |
4fdb585c LE |
974 | DEBUG ((EFI_D_INFO, "Found PCI display device\n"));\r |
975 | PreparePciDisplayDevicePath (Handle);\r | |
30541881 RN |
976 | return EFI_SUCCESS;\r |
977 | }\r | |
978 | \r | |
979 | return Status;\r | |
980 | }\r | |
981 | \r | |
982 | \r | |
fe1b9e8e LE |
983 | /**\r |
984 | Connect the predefined platform default console device.\r | |
985 | \r | |
986 | Always try to find and enable PCI display devices.\r | |
987 | \r | |
988 | @param[in] PlatformConsole Predefined platform default console device array.\r | |
989 | **/\r | |
e9e9ad64 RN |
990 | VOID\r |
991 | PlatformInitializeConsole (\r | |
992 | IN PLATFORM_CONSOLE_CONNECT_ENTRY *PlatformConsole\r | |
30541881 | 993 | )\r |
30541881 | 994 | {\r |
30541881 | 995 | UINTN Index;\r |
30541881 RN |
996 | \r |
997 | //\r | |
f803c03c LE |
998 | // Do platform specific PCI Device check and add them to ConOut, ConIn,\r |
999 | // ErrOut\r | |
30541881 | 1000 | //\r |
f803c03c | 1001 | VisitAllPciInstances (DetectAndPreparePlatformPciDevicePath);\r |
30541881 | 1002 | \r |
f803c03c LE |
1003 | //\r |
1004 | // Have chance to connect the platform default console,\r | |
1005 | // the platform default console is the minimum device group\r | |
1006 | // the platform should support\r | |
1007 | //\r | |
1008 | for (Index = 0; PlatformConsole[Index].DevicePath != NULL; ++Index) {\r | |
30541881 | 1009 | //\r |
f803c03c | 1010 | // Update the console variable with the connect type\r |
30541881 | 1011 | //\r |
f803c03c LE |
1012 | if ((PlatformConsole[Index].ConnectType & CONSOLE_IN) == CONSOLE_IN) {\r |
1013 | EfiBootManagerUpdateConsoleVariable (ConIn,\r | |
1014 | PlatformConsole[Index].DevicePath, NULL);\r | |
1015 | }\r | |
1016 | if ((PlatformConsole[Index].ConnectType & CONSOLE_OUT) == CONSOLE_OUT) {\r | |
1017 | EfiBootManagerUpdateConsoleVariable (ConOut,\r | |
1018 | PlatformConsole[Index].DevicePath, NULL);\r | |
1019 | }\r | |
1020 | if ((PlatformConsole[Index].ConnectType & STD_ERROR) == STD_ERROR) {\r | |
1021 | EfiBootManagerUpdateConsoleVariable (ErrOut,\r | |
1022 | PlatformConsole[Index].DevicePath, NULL);\r | |
30541881 | 1023 | }\r |
30541881 | 1024 | }\r |
30541881 RN |
1025 | }\r |
1026 | \r | |
1027 | \r | |
1028 | /**\r | |
1029 | Configure PCI Interrupt Line register for applicable devices\r | |
1030 | Ported from SeaBIOS, src/fw/pciinit.c, *_pci_slot_get_irq()\r | |
1031 | \r | |
1032 | @param[in] Handle - Handle of PCI device instance\r | |
1033 | @param[in] PciIo - PCI IO protocol instance\r | |
1034 | @param[in] PciHdr - PCI Header register block\r | |
1035 | \r | |
1036 | @retval EFI_SUCCESS - PCI Interrupt Line register configured successfully.\r | |
1037 | \r | |
1038 | **/\r | |
1039 | EFI_STATUS\r | |
1040 | EFIAPI\r | |
1041 | SetPciIntLine (\r | |
1042 | IN EFI_HANDLE Handle,\r | |
1043 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
1044 | IN PCI_TYPE00 *PciHdr\r | |
1045 | )\r | |
1046 | {\r | |
1047 | EFI_DEVICE_PATH_PROTOCOL *DevPathNode;\r | |
1048 | EFI_DEVICE_PATH_PROTOCOL *DevPath;\r | |
1049 | UINTN RootSlot;\r | |
1050 | UINTN Idx;\r | |
1051 | UINT8 IrqLine;\r | |
1052 | EFI_STATUS Status;\r | |
1053 | UINT32 RootBusNumber;\r | |
1054 | \r | |
1055 | Status = EFI_SUCCESS;\r | |
1056 | \r | |
1057 | if (PciHdr->Device.InterruptPin != 0) {\r | |
1058 | \r | |
1059 | DevPathNode = DevicePathFromHandle (Handle);\r | |
1060 | ASSERT (DevPathNode != NULL);\r | |
1061 | DevPath = DevPathNode;\r | |
1062 | \r | |
1063 | RootBusNumber = 0;\r | |
1064 | if (DevicePathType (DevPathNode) == ACPI_DEVICE_PATH &&\r | |
1065 | DevicePathSubType (DevPathNode) == ACPI_DP &&\r | |
1066 | ((ACPI_HID_DEVICE_PATH *)DevPathNode)->HID == EISA_PNP_ID(0x0A03)) {\r | |
1067 | RootBusNumber = ((ACPI_HID_DEVICE_PATH *)DevPathNode)->UID;\r | |
1068 | }\r | |
1069 | \r | |
1070 | //\r | |
1071 | // Compute index into PciHostIrqs[] table by walking\r | |
1072 | // the device path and adding up all device numbers\r | |
1073 | //\r | |
1074 | Status = EFI_NOT_FOUND;\r | |
1075 | RootSlot = 0;\r | |
1076 | Idx = PciHdr->Device.InterruptPin - 1;\r | |
1077 | while (!IsDevicePathEnd (DevPathNode)) {\r | |
1078 | if (DevicePathType (DevPathNode) == HARDWARE_DEVICE_PATH &&\r | |
1079 | DevicePathSubType (DevPathNode) == HW_PCI_DP) {\r | |
1080 | \r | |
1081 | Idx += ((PCI_DEVICE_PATH *)DevPathNode)->Device;\r | |
1082 | \r | |
1083 | //\r | |
1084 | // Unlike SeaBIOS, which starts climbing from the leaf device\r | |
1085 | // up toward the root, we traverse the device path starting at\r | |
1086 | // the root moving toward the leaf node.\r | |
1087 | // The slot number of the top-level parent bridge is needed for\r | |
1088 | // Q35 cases with more than 24 slots on the root bus.\r | |
1089 | //\r | |
1090 | if (Status != EFI_SUCCESS) {\r | |
1091 | Status = EFI_SUCCESS;\r | |
1092 | RootSlot = ((PCI_DEVICE_PATH *)DevPathNode)->Device;\r | |
1093 | }\r | |
1094 | }\r | |
1095 | \r | |
1096 | DevPathNode = NextDevicePathNode (DevPathNode);\r | |
1097 | }\r | |
1098 | if (EFI_ERROR (Status)) {\r | |
1099 | return Status;\r | |
1100 | }\r | |
1101 | if (RootBusNumber == 0 && RootSlot == 0) {\r | |
1102 | DEBUG((\r | |
1103 | EFI_D_ERROR,\r | |
1104 | "%a: PCI host bridge (00:00.0) should have no interrupts!\n",\r | |
1105 | __FUNCTION__\r | |
1106 | ));\r | |
1107 | ASSERT (FALSE);\r | |
1108 | }\r | |
1109 | \r | |
1110 | //\r | |
1111 | // Final PciHostIrqs[] index calculation depends on the platform\r | |
1112 | // and should match SeaBIOS src/fw/pciinit.c *_pci_slot_get_irq()\r | |
1113 | //\r | |
1114 | switch (mHostBridgeDevId) {\r | |
1115 | case INTEL_82441_DEVICE_ID:\r | |
1116 | Idx -= 1;\r | |
1117 | break;\r | |
1118 | case INTEL_Q35_MCH_DEVICE_ID:\r | |
1119 | //\r | |
1120 | // SeaBIOS contains the following comment:\r | |
1121 | // "Slots 0-24 rotate slot:pin mapping similar to piix above, but\r | |
1122 | // with a different starting index - see q35-acpi-dsdt.dsl.\r | |
1123 | //\r | |
1124 | // Slots 25-31 all use LNKA mapping (or LNKE, but A:D = E:H)"\r | |
1125 | //\r | |
1126 | if (RootSlot > 24) {\r | |
1127 | //\r | |
1128 | // in this case, subtract back out RootSlot from Idx\r | |
1129 | // (SeaBIOS never adds it to begin with, but that would make our\r | |
1130 | // device path traversal loop above too awkward)\r | |
1131 | //\r | |
1132 | Idx -= RootSlot;\r | |
1133 | }\r | |
1134 | break;\r | |
1135 | default:\r | |
1136 | ASSERT (FALSE); // should never get here\r | |
1137 | }\r | |
1138 | Idx %= ARRAY_SIZE (PciHostIrqs);\r | |
1139 | IrqLine = PciHostIrqs[Idx];\r | |
1140 | \r | |
1141 | DEBUG_CODE_BEGIN ();\r | |
1142 | {\r | |
1143 | CHAR16 *DevPathString;\r | |
1144 | STATIC CHAR16 Fallback[] = L"<failed to convert>";\r | |
1145 | UINTN Segment, Bus, Device, Function;\r | |
1146 | \r | |
1147 | DevPathString = ConvertDevicePathToText (DevPath, FALSE, FALSE);\r | |
1148 | if (DevPathString == NULL) {\r | |
1149 | DevPathString = Fallback;\r | |
1150 | }\r | |
1151 | Status = PciIo->GetLocation (PciIo, &Segment, &Bus, &Device, &Function);\r | |
1152 | ASSERT_EFI_ERROR (Status);\r | |
1153 | \r | |
1154 | DEBUG ((EFI_D_VERBOSE, "%a: [%02x:%02x.%x] %s -> 0x%02x\n", __FUNCTION__,\r | |
1155 | (UINT32)Bus, (UINT32)Device, (UINT32)Function, DevPathString,\r | |
1156 | IrqLine));\r | |
1157 | \r | |
1158 | if (DevPathString != Fallback) {\r | |
1159 | FreePool (DevPathString);\r | |
1160 | }\r | |
1161 | }\r | |
1162 | DEBUG_CODE_END ();\r | |
1163 | \r | |
1164 | //\r | |
1165 | // Set PCI Interrupt Line register for this device to PciHostIrqs[Idx]\r | |
1166 | //\r | |
1167 | Status = PciIo->Pci.Write (\r | |
1168 | PciIo,\r | |
1169 | EfiPciIoWidthUint8,\r | |
1170 | PCI_INT_LINE_OFFSET,\r | |
1171 | 1,\r | |
1172 | &IrqLine\r | |
1173 | );\r | |
1174 | }\r | |
1175 | \r | |
1176 | return Status;\r | |
1177 | }\r | |
1178 | \r | |
1179 | \r | |
1180 | VOID\r | |
1181 | PciAcpiInitialization (\r | |
1182 | )\r | |
1183 | {\r | |
1184 | UINTN Pmba;\r | |
1185 | \r | |
1186 | //\r | |
1187 | // Query Host Bridge DID to determine platform type\r | |
1188 | //\r | |
1189 | mHostBridgeDevId = PcdGet16 (PcdOvmfHostBridgePciDevId);\r | |
1190 | switch (mHostBridgeDevId) {\r | |
1191 | case INTEL_82441_DEVICE_ID:\r | |
1192 | Pmba = POWER_MGMT_REGISTER_PIIX4 (PIIX4_PMBA);\r | |
1193 | //\r | |
1194 | // 00:01.0 ISA Bridge (PIIX4) LNK routing targets\r | |
1195 | //\r | |
1196 | PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x60), 0x0b); // A\r | |
1197 | PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x61), 0x0b); // B\r | |
1198 | PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x62), 0x0a); // C\r | |
1199 | PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x63), 0x0a); // D\r | |
1200 | break;\r | |
1201 | case INTEL_Q35_MCH_DEVICE_ID:\r | |
1202 | Pmba = POWER_MGMT_REGISTER_Q35 (ICH9_PMBASE);\r | |
1203 | //\r | |
1204 | // 00:1f.0 LPC Bridge (Q35) LNK routing targets\r | |
1205 | //\r | |
1206 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x60), 0x0a); // A\r | |
1207 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x61), 0x0a); // B\r | |
1208 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x62), 0x0b); // C\r | |
1209 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x63), 0x0b); // D\r | |
1210 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x68), 0x0a); // E\r | |
1211 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x69), 0x0a); // F\r | |
1212 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x6a), 0x0b); // G\r | |
1213 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x6b), 0x0b); // H\r | |
1214 | break;\r | |
1215 | default:\r | |
1216 | DEBUG ((EFI_D_ERROR, "%a: Unknown Host Bridge Device ID: 0x%04x\n",\r | |
1217 | __FUNCTION__, mHostBridgeDevId));\r | |
1218 | ASSERT (FALSE);\r | |
1219 | return;\r | |
1220 | }\r | |
1221 | \r | |
1222 | //\r | |
1223 | // Initialize PCI_INTERRUPT_LINE for applicable present PCI devices\r | |
1224 | //\r | |
1225 | VisitAllPciInstances (SetPciIntLine);\r | |
1226 | \r | |
1227 | //\r | |
1228 | // Set ACPI SCI_EN bit in PMCNTRL\r | |
1229 | //\r | |
1230 | IoOr16 ((PciRead32 (Pmba) & ~BIT0) + 4, BIT0);\r | |
1231 | }\r | |
1232 | \r | |
da2369d2 GL |
1233 | /**\r |
1234 | This function detects if OVMF is running on Xen.\r | |
1235 | \r | |
1236 | **/\r | |
1237 | STATIC\r | |
1238 | BOOLEAN\r | |
1239 | XenDetected (\r | |
1240 | VOID\r | |
1241 | )\r | |
1242 | {\r | |
1243 | EFI_HOB_GUID_TYPE *GuidHob;\r | |
1244 | STATIC INTN FoundHob = -1;\r | |
1245 | \r | |
1246 | if (FoundHob == 0) {\r | |
1247 | return FALSE;\r | |
1248 | } else if (FoundHob == 1) {\r | |
1249 | return TRUE;\r | |
1250 | }\r | |
1251 | \r | |
1252 | //\r | |
1253 | // See if a XenInfo HOB is available\r | |
1254 | //\r | |
1255 | GuidHob = GetFirstGuidHob (&gEfiXenInfoGuid);\r | |
1256 | if (GuidHob == NULL) {\r | |
1257 | FoundHob = 0;\r | |
1258 | return FALSE;\r | |
1259 | }\r | |
1260 | \r | |
1261 | FoundHob = 1;\r | |
1262 | return TRUE;\r | |
1263 | }\r | |
30541881 RN |
1264 | \r |
1265 | EFI_STATUS\r | |
1266 | EFIAPI\r | |
1267 | ConnectRecursivelyIfPciMassStorage (\r | |
1268 | IN EFI_HANDLE Handle,\r | |
1269 | IN EFI_PCI_IO_PROTOCOL *Instance,\r | |
1270 | IN PCI_TYPE00 *PciHeader\r | |
1271 | )\r | |
1272 | {\r | |
1273 | EFI_STATUS Status;\r | |
1274 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
1275 | CHAR16 *DevPathStr;\r | |
1276 | \r | |
da2369d2 GL |
1277 | //\r |
1278 | // Recognize PCI Mass Storage, and Xen PCI devices\r | |
1279 | //\r | |
1280 | if (IS_CLASS1 (PciHeader, PCI_CLASS_MASS_STORAGE) ||\r | |
1281 | (XenDetected() && IS_CLASS2 (PciHeader, 0xFF, 0x80))) {\r | |
30541881 RN |
1282 | DevicePath = NULL;\r |
1283 | Status = gBS->HandleProtocol (\r | |
1284 | Handle,\r | |
1285 | &gEfiDevicePathProtocolGuid,\r | |
1286 | (VOID*)&DevicePath\r | |
1287 | );\r | |
1288 | if (EFI_ERROR (Status)) {\r | |
1289 | return Status;\r | |
1290 | }\r | |
1291 | \r | |
1292 | //\r | |
1293 | // Print Device Path\r | |
1294 | //\r | |
77f47588 | 1295 | DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);\r |
30541881 RN |
1296 | if (DevPathStr != NULL) {\r |
1297 | DEBUG((\r | |
1298 | EFI_D_INFO,\r | |
da2369d2 | 1299 | "Found %s device: %s\n",\r |
18064510 LE |
1300 | (IS_CLASS1 (PciHeader, PCI_CLASS_MASS_STORAGE) ?\r |
1301 | L"Mass Storage" :\r | |
1302 | L"Xen"\r | |
1303 | ),\r | |
30541881 RN |
1304 | DevPathStr\r |
1305 | ));\r | |
1306 | FreePool(DevPathStr);\r | |
1307 | }\r | |
1308 | \r | |
1309 | Status = gBS->ConnectController (Handle, NULL, NULL, TRUE);\r | |
1310 | if (EFI_ERROR (Status)) {\r | |
1311 | return Status;\r | |
1312 | }\r | |
1313 | \r | |
1314 | }\r | |
1315 | \r | |
1316 | return EFI_SUCCESS;\r | |
1317 | }\r | |
1318 | \r | |
1319 | \r | |
1320 | /**\r | |
1321 | This notification function is invoked when the\r | |
1322 | EMU Variable FVB has been changed.\r | |
1323 | \r | |
8c0b0b34 TH |
1324 | @param Event The event that occurred\r |
1325 | @param Context For EFI compatibility. Not used.\r | |
30541881 RN |
1326 | \r |
1327 | **/\r | |
1328 | VOID\r | |
1329 | EFIAPI\r | |
1330 | EmuVariablesUpdatedCallback (\r | |
1331 | IN EFI_EVENT Event,\r | |
1332 | IN VOID *Context\r | |
1333 | )\r | |
1334 | {\r | |
1335 | DEBUG ((EFI_D_INFO, "EmuVariablesUpdatedCallback\n"));\r | |
1336 | UpdateNvVarsOnFileSystem ();\r | |
1337 | }\r | |
1338 | \r | |
1339 | \r | |
1340 | EFI_STATUS\r | |
1341 | EFIAPI\r | |
1342 | VisitingFileSystemInstance (\r | |
1343 | IN EFI_HANDLE Handle,\r | |
1344 | IN VOID *Instance,\r | |
1345 | IN VOID *Context\r | |
1346 | )\r | |
1347 | {\r | |
1348 | EFI_STATUS Status;\r | |
1349 | STATIC BOOLEAN ConnectedToFileSystem = FALSE;\r | |
579afd6b | 1350 | RETURN_STATUS PcdStatus;\r |
30541881 RN |
1351 | \r |
1352 | if (ConnectedToFileSystem) {\r | |
1353 | return EFI_ALREADY_STARTED;\r | |
1354 | }\r | |
1355 | \r | |
1356 | Status = ConnectNvVarsToFileSystem (Handle);\r | |
1357 | if (EFI_ERROR (Status)) {\r | |
1358 | return Status;\r | |
1359 | }\r | |
1360 | \r | |
1361 | ConnectedToFileSystem = TRUE;\r | |
1362 | mEmuVariableEvent =\r | |
1363 | EfiCreateProtocolNotifyEvent (\r | |
1364 | &gEfiDevicePathProtocolGuid,\r | |
1365 | TPL_CALLBACK,\r | |
1366 | EmuVariablesUpdatedCallback,\r | |
1367 | NULL,\r | |
1368 | &mEmuVariableEventReg\r | |
1369 | );\r | |
579afd6b LE |
1370 | PcdStatus = PcdSet64S (PcdEmuVariableEvent,\r |
1371 | (UINT64)(UINTN) mEmuVariableEvent);\r | |
1372 | ASSERT_RETURN_ERROR (PcdStatus);\r | |
30541881 RN |
1373 | \r |
1374 | return EFI_SUCCESS;\r | |
1375 | }\r | |
1376 | \r | |
1377 | \r | |
1378 | VOID\r | |
1379 | PlatformBdsRestoreNvVarsFromHardDisk (\r | |
1380 | )\r | |
1381 | {\r | |
1382 | VisitAllPciInstances (ConnectRecursivelyIfPciMassStorage);\r | |
1383 | VisitAllInstancesOfProtocol (\r | |
1384 | &gEfiSimpleFileSystemProtocolGuid,\r | |
1385 | VisitingFileSystemInstance,\r | |
1386 | NULL\r | |
1387 | );\r | |
1388 | \r | |
1389 | }\r | |
1390 | \r | |
fe1b9e8e LE |
1391 | /**\r |
1392 | Connect with predefined platform connect sequence.\r | |
1393 | \r | |
1394 | The OEM/IBV can customize with their own connect sequence.\r | |
1395 | **/\r | |
30541881 RN |
1396 | VOID\r |
1397 | PlatformBdsConnectSequence (\r | |
1398 | VOID\r | |
1399 | )\r | |
30541881 | 1400 | {\r |
245c643c LE |
1401 | UINTN Index;\r |
1402 | RETURN_STATUS Status;\r | |
30541881 RN |
1403 | \r |
1404 | DEBUG ((EFI_D_INFO, "PlatformBdsConnectSequence\n"));\r | |
1405 | \r | |
1406 | Index = 0;\r | |
1407 | \r | |
1408 | //\r | |
1409 | // Here we can get the customized platform connect sequence\r | |
1410 | // Notes: we can connect with new variable which record the\r | |
1411 | // last time boots connect device path sequence\r | |
1412 | //\r | |
1413 | while (gPlatformConnectSequence[Index] != NULL) {\r | |
1414 | //\r | |
1415 | // Build the platform boot option\r | |
1416 | //\r | |
fed691a6 | 1417 | EfiBootManagerConnectDevicePath (gPlatformConnectSequence[Index], NULL);\r |
30541881 RN |
1418 | Index++;\r |
1419 | }\r | |
1420 | \r | |
245c643c LE |
1421 | Status = ConnectDevicesFromQemu ();\r |
1422 | if (RETURN_ERROR (Status)) {\r | |
1423 | //\r | |
1424 | // Just use the simple policy to connect all devices\r | |
1425 | //\r | |
1426 | DEBUG ((DEBUG_INFO, "EfiBootManagerConnectAll\n"));\r | |
1427 | EfiBootManagerConnectAll ();\r | |
1428 | }\r | |
30541881 RN |
1429 | }\r |
1430 | \r | |
30541881 RN |
1431 | /**\r |
1432 | Save the S3 boot script.\r | |
1433 | \r | |
1434 | Note that DxeSmmReadyToLock must be signaled after this function returns;\r | |
1435 | otherwise the script wouldn't be saved actually.\r | |
1436 | **/\r | |
1437 | STATIC\r | |
1438 | VOID\r | |
1439 | SaveS3BootScript (\r | |
1440 | VOID\r | |
1441 | )\r | |
1442 | {\r | |
1443 | EFI_STATUS Status;\r | |
1444 | EFI_S3_SAVE_STATE_PROTOCOL *BootScript;\r | |
1445 | STATIC CONST UINT8 Info[] = { 0xDE, 0xAD, 0xBE, 0xEF };\r | |
1446 | \r | |
1447 | Status = gBS->LocateProtocol (&gEfiS3SaveStateProtocolGuid, NULL,\r | |
1448 | (VOID **) &BootScript);\r | |
1449 | ASSERT_EFI_ERROR (Status);\r | |
1450 | \r | |
1451 | //\r | |
1452 | // Despite the opcode documentation in the PI spec, the protocol\r | |
1453 | // implementation embeds a deep copy of the info in the boot script, rather\r | |
1454 | // than storing just a pointer to runtime or NVS storage.\r | |
1455 | //\r | |
1456 | Status = BootScript->Write(BootScript, EFI_BOOT_SCRIPT_INFORMATION_OPCODE,\r | |
1457 | (UINT32) sizeof Info,\r | |
1458 | (EFI_PHYSICAL_ADDRESS)(UINTN) &Info);\r | |
1459 | ASSERT_EFI_ERROR (Status);\r | |
1460 | }\r | |
1461 | \r | |
1462 | \r | |
fe1b9e8e LE |
1463 | /**\r |
1464 | Do the platform specific action after the console is ready\r | |
1465 | \r | |
1466 | Possible things that can be done in PlatformBootManagerAfterConsole:\r | |
1467 | \r | |
1468 | > Console post action:\r | |
1469 | > Dynamically switch output mode from 100x31 to 80x25 for certain senarino\r | |
1470 | > Signal console ready platform customized event\r | |
1471 | > Run diagnostics like memory testing\r | |
1472 | > Connect certain devices\r | |
1473 | > Dispatch aditional option roms\r | |
1474 | > Special boot: e.g.: USB boot, enter UI\r | |
1475 | **/\r | |
30541881 RN |
1476 | VOID\r |
1477 | EFIAPI\r | |
a7566234 RN |
1478 | PlatformBootManagerAfterConsole (\r |
1479 | VOID\r | |
30541881 | 1480 | )\r |
30541881 | 1481 | {\r |
30541881 RN |
1482 | EFI_BOOT_MODE BootMode;\r |
1483 | \r | |
a7566234 | 1484 | DEBUG ((EFI_D_INFO, "PlatformBootManagerAfterConsole\n"));\r |
30541881 RN |
1485 | \r |
1486 | if (PcdGetBool (PcdOvmfFlashVariablesEnable)) {\r | |
1487 | DEBUG ((EFI_D_INFO, "PlatformBdsPolicyBehavior: not restoring NvVars "\r | |
1488 | "from disk since flash variables appear to be supported.\n"));\r | |
1489 | } else {\r | |
1490 | //\r | |
1491 | // Try to restore variables from the hard disk early so\r | |
1492 | // they can be used for the other BDS connect operations.\r | |
1493 | //\r | |
1494 | PlatformBdsRestoreNvVarsFromHardDisk ();\r | |
1495 | }\r | |
1496 | \r | |
30541881 RN |
1497 | //\r |
1498 | // Get current Boot Mode\r | |
1499 | //\r | |
30edcbf5 | 1500 | BootMode = GetBootModeHob ();\r |
837d9eea | 1501 | DEBUG ((DEBUG_INFO, "Boot Mode:%x\n", BootMode));\r |
30541881 RN |
1502 | \r |
1503 | //\r | |
1504 | // Go the different platform policy with different boot mode\r | |
1505 | // Notes: this part code can be change with the table policy\r | |
1506 | //\r | |
1507 | ASSERT (BootMode == BOOT_WITH_FULL_CONFIGURATION);\r | |
30541881 RN |
1508 | \r |
1509 | //\r | |
e64a2ebe | 1510 | // Logo show\r |
30541881 | 1511 | //\r |
ab970515 | 1512 | BootLogoEnableLogo ();\r |
30541881 | 1513 | \r |
5942ea61 LE |
1514 | //\r |
1515 | // Set PCI Interrupt Line registers and ACPI SCI_EN\r | |
1516 | //\r | |
1517 | PciAcpiInitialization ();\r | |
1518 | \r | |
8d65d3b2 MAL |
1519 | //\r |
1520 | // Process TPM PPI request\r | |
1521 | //\r | |
1522 | Tcg2PhysicalPresenceLibProcessRequest (NULL);\r | |
1523 | \r | |
30541881 | 1524 | //\r |
a34a8869 | 1525 | // Process QEMU's -kernel command line option\r |
30541881 | 1526 | //\r |
a34a8869 | 1527 | TryRunningQemuKernel ();\r |
30541881 RN |
1528 | \r |
1529 | //\r | |
a34a8869 | 1530 | // Perform some platform specific connect sequence\r |
30541881 | 1531 | //\r |
a34a8869 | 1532 | PlatformBdsConnectSequence ();\r |
30541881 | 1533 | \r |
04fe914b RN |
1534 | EfiBootManagerRefreshAllBootOption ();\r |
1535 | \r | |
14b2ebc3 GL |
1536 | //\r |
1537 | // Register UEFI Shell\r | |
1538 | //\r | |
1539 | PlatformRegisterFvBootOption (\r | |
1540 | PcdGetPtr (PcdShellFile), L"EFI Internal Shell", LOAD_OPTION_ACTIVE\r | |
1541 | );\r | |
1542 | \r | |
2eb35898 | 1543 | RemoveStaleFvFileOptions ();\r |
2542feea | 1544 | SetBootOrderFromQemu ();\r |
30541881 RN |
1545 | }\r |
1546 | \r | |
30541881 RN |
1547 | /**\r |
1548 | This notification function is invoked when an instance of the\r | |
1549 | EFI_DEVICE_PATH_PROTOCOL is produced.\r | |
1550 | \r | |
8c0b0b34 TH |
1551 | @param Event The event that occurred\r |
1552 | @param Context For EFI compatibility. Not used.\r | |
30541881 RN |
1553 | \r |
1554 | **/\r | |
1555 | VOID\r | |
1556 | EFIAPI\r | |
1557 | NotifyDevPath (\r | |
1558 | IN EFI_EVENT Event,\r | |
1559 | IN VOID *Context\r | |
1560 | )\r | |
1561 | {\r | |
1562 | EFI_HANDLE Handle;\r | |
1563 | EFI_STATUS Status;\r | |
1564 | UINTN BufferSize;\r | |
1565 | EFI_DEVICE_PATH_PROTOCOL *DevPathNode;\r | |
1566 | ATAPI_DEVICE_PATH *Atapi;\r | |
1567 | \r | |
1568 | //\r | |
1569 | // Examine all new handles\r | |
1570 | //\r | |
1571 | for (;;) {\r | |
1572 | //\r | |
1573 | // Get the next handle\r | |
1574 | //\r | |
1575 | BufferSize = sizeof (Handle);\r | |
1576 | Status = gBS->LocateHandle (\r | |
1577 | ByRegisterNotify,\r | |
1578 | NULL,\r | |
1579 | mEfiDevPathNotifyReg,\r | |
1580 | &BufferSize,\r | |
1581 | &Handle\r | |
1582 | );\r | |
1583 | \r | |
1584 | //\r | |
1585 | // If not found, we're done\r | |
1586 | //\r | |
1587 | if (EFI_NOT_FOUND == Status) {\r | |
1588 | break;\r | |
1589 | }\r | |
1590 | \r | |
1591 | if (EFI_ERROR (Status)) {\r | |
1592 | continue;\r | |
1593 | }\r | |
1594 | \r | |
1595 | //\r | |
1596 | // Get the DevicePath protocol on that handle\r | |
1597 | //\r | |
18064510 LE |
1598 | Status = gBS->HandleProtocol (Handle, &gEfiDevicePathProtocolGuid,\r |
1599 | (VOID **)&DevPathNode);\r | |
30541881 RN |
1600 | ASSERT_EFI_ERROR (Status);\r |
1601 | \r | |
1602 | while (!IsDevicePathEnd (DevPathNode)) {\r | |
1603 | //\r | |
1604 | // Find the handler to dump this device path node\r | |
1605 | //\r | |
1606 | if (\r | |
1607 | (DevicePathType(DevPathNode) == MESSAGING_DEVICE_PATH) &&\r | |
1608 | (DevicePathSubType(DevPathNode) == MSG_ATAPI_DP)\r | |
1609 | ) {\r | |
1610 | Atapi = (ATAPI_DEVICE_PATH*) DevPathNode;\r | |
1611 | PciOr16 (\r | |
1612 | PCI_LIB_ADDRESS (\r | |
1613 | 0,\r | |
1614 | 1,\r | |
1615 | 1,\r | |
1616 | (Atapi->PrimarySecondary == 1) ? 0x42: 0x40\r | |
1617 | ),\r | |
1618 | BIT15\r | |
1619 | );\r | |
1620 | }\r | |
1621 | \r | |
1622 | //\r | |
1623 | // Next device path node\r | |
1624 | //\r | |
1625 | DevPathNode = NextDevicePathNode (DevPathNode);\r | |
1626 | }\r | |
1627 | }\r | |
1628 | \r | |
1629 | return;\r | |
1630 | }\r | |
1631 | \r | |
1632 | \r | |
1633 | VOID\r | |
1634 | InstallDevicePathCallback (\r | |
1635 | VOID\r | |
1636 | )\r | |
1637 | {\r | |
1638 | DEBUG ((EFI_D_INFO, "Registered NotifyDevPath Event\n"));\r | |
1639 | mEfiDevPathEvent = EfiCreateProtocolNotifyEvent (\r | |
1640 | &gEfiDevicePathProtocolGuid,\r | |
1641 | TPL_CALLBACK,\r | |
1642 | NotifyDevPath,\r | |
1643 | NULL,\r | |
1644 | &mEfiDevPathNotifyReg\r | |
1645 | );\r | |
1646 | }\r | |
1647 | \r | |
a7566234 | 1648 | /**\r |
18064510 LE |
1649 | This function is called each second during the boot manager waits the\r |
1650 | timeout.\r | |
a7566234 RN |
1651 | \r |
1652 | @param TimeoutRemain The remaining timeout.\r | |
1653 | **/\r | |
1654 | VOID\r | |
1655 | EFIAPI\r | |
1656 | PlatformBootManagerWaitCallback (\r | |
1657 | UINT16 TimeoutRemain\r | |
1658 | )\r | |
1659 | {\r | |
fd096a99 LE |
1660 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION Black;\r |
1661 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION White;\r | |
1662 | UINT16 Timeout;\r | |
1663 | \r | |
1664 | Timeout = PcdGet16 (PcdPlatformBootTimeOut);\r | |
1665 | \r | |
1666 | Black.Raw = 0x00000000;\r | |
1667 | White.Raw = 0x00FFFFFF;\r | |
1668 | \r | |
1669 | BootLogoUpdateProgress (\r | |
1670 | White.Pixel,\r | |
1671 | Black.Pixel,\r | |
1672 | L"Start boot option",\r | |
1673 | White.Pixel,\r | |
1674 | (Timeout - TimeoutRemain) * 100 / Timeout,\r | |
1675 | 0\r | |
1676 | );\r | |
a7566234 RN |
1677 | }\r |
1678 | \r |