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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 |
30541881 RN |
5 | This program and the accompanying materials\r |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
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 |
30541881 RN |
18 | \r |
19 | \r | |
20 | //\r | |
21 | // Global data\r | |
22 | //\r | |
23 | \r | |
24 | VOID *mEfiDevPathNotifyReg;\r | |
25 | EFI_EVENT mEfiDevPathEvent;\r | |
26 | VOID *mEmuVariableEventReg;\r | |
27 | EFI_EVENT mEmuVariableEvent;\r | |
28 | BOOLEAN mDetectVgaOnly;\r | |
29 | UINT16 mHostBridgeDevId;\r | |
30 | \r | |
31 | //\r | |
32 | // Table of host IRQs matching PCI IRQs A-D\r | |
33 | // (for configuring PCI Interrupt Line register)\r | |
34 | //\r | |
35 | CONST UINT8 PciHostIrqs[] = {\r | |
36 | 0x0a, 0x0a, 0x0b, 0x0b\r | |
37 | };\r | |
38 | \r | |
39 | //\r | |
40 | // Array Size macro\r | |
41 | //\r | |
42 | #define ARRAY_SIZE(array) (sizeof (array) / sizeof (array[0]))\r | |
43 | \r | |
44 | //\r | |
45 | // Type definitions\r | |
46 | //\r | |
47 | \r | |
48 | typedef\r | |
49 | EFI_STATUS\r | |
50 | (EFIAPI *PROTOCOL_INSTANCE_CALLBACK)(\r | |
51 | IN EFI_HANDLE Handle,\r | |
52 | IN VOID *Instance,\r | |
53 | IN VOID *Context\r | |
54 | );\r | |
55 | \r | |
56 | /**\r | |
57 | @param[in] Handle - Handle of PCI device instance\r | |
58 | @param[in] PciIo - PCI IO protocol instance\r | |
59 | @param[in] Pci - PCI Header register block\r | |
60 | **/\r | |
61 | typedef\r | |
62 | EFI_STATUS\r | |
63 | (EFIAPI *VISIT_PCI_INSTANCE_CALLBACK)(\r | |
64 | IN EFI_HANDLE Handle,\r | |
65 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
66 | IN PCI_TYPE00 *Pci\r | |
67 | );\r | |
68 | \r | |
69 | \r | |
70 | //\r | |
71 | // Function prototypes\r | |
72 | //\r | |
73 | \r | |
74 | EFI_STATUS\r | |
75 | VisitAllInstancesOfProtocol (\r | |
76 | IN EFI_GUID *Id,\r | |
77 | IN PROTOCOL_INSTANCE_CALLBACK CallBackFunction,\r | |
78 | IN VOID *Context\r | |
79 | );\r | |
80 | \r | |
81 | EFI_STATUS\r | |
82 | VisitAllPciInstancesOfProtocol (\r | |
83 | IN VISIT_PCI_INSTANCE_CALLBACK CallBackFunction\r | |
84 | );\r | |
85 | \r | |
86 | VOID\r | |
87 | InstallDevicePathCallback (\r | |
88 | VOID\r | |
89 | );\r | |
90 | \r | |
07dd96e8 RN |
91 | VOID\r |
92 | PlatformRegisterFvBootOption (\r | |
93 | EFI_GUID *FileGuid,\r | |
94 | CHAR16 *Description,\r | |
95 | UINT32 Attributes\r | |
96 | )\r | |
97 | {\r | |
98 | EFI_STATUS Status;\r | |
99 | INTN OptionIndex;\r | |
100 | EFI_BOOT_MANAGER_LOAD_OPTION NewOption;\r | |
101 | EFI_BOOT_MANAGER_LOAD_OPTION *BootOptions;\r | |
102 | UINTN BootOptionCount;\r | |
103 | MEDIA_FW_VOL_FILEPATH_DEVICE_PATH FileNode;\r | |
104 | EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r | |
105 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
106 | \r | |
107 | Status = gBS->HandleProtocol (\r | |
108 | gImageHandle,\r | |
109 | &gEfiLoadedImageProtocolGuid,\r | |
110 | (VOID **) &LoadedImage\r | |
111 | );\r | |
112 | ASSERT_EFI_ERROR (Status);\r | |
113 | \r | |
114 | EfiInitializeFwVolDevicepathNode (&FileNode, FileGuid);\r | |
115 | DevicePath = DevicePathFromHandle (LoadedImage->DeviceHandle);\r | |
116 | ASSERT (DevicePath != NULL);\r | |
117 | DevicePath = AppendDevicePathNode (\r | |
118 | DevicePath,\r | |
119 | (EFI_DEVICE_PATH_PROTOCOL *) &FileNode\r | |
120 | );\r | |
121 | ASSERT (DevicePath != NULL);\r | |
122 | \r | |
123 | Status = EfiBootManagerInitializeLoadOption (\r | |
124 | &NewOption,\r | |
125 | LoadOptionNumberUnassigned,\r | |
126 | LoadOptionTypeBoot,\r | |
127 | Attributes,\r | |
128 | Description,\r | |
129 | DevicePath,\r | |
130 | NULL,\r | |
131 | 0\r | |
132 | );\r | |
133 | ASSERT_EFI_ERROR (Status);\r | |
134 | FreePool (DevicePath);\r | |
135 | \r | |
136 | BootOptions = EfiBootManagerGetLoadOptions (\r | |
137 | &BootOptionCount, LoadOptionTypeBoot\r | |
138 | );\r | |
139 | \r | |
140 | OptionIndex = EfiBootManagerFindLoadOption (\r | |
141 | &NewOption, BootOptions, BootOptionCount\r | |
142 | );\r | |
143 | \r | |
144 | if (OptionIndex == -1) {\r | |
145 | Status = EfiBootManagerAddLoadOptionVariable (&NewOption, MAX_UINTN);\r | |
146 | ASSERT_EFI_ERROR (Status);\r | |
147 | }\r | |
148 | EfiBootManagerFreeLoadOption (&NewOption);\r | |
149 | EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);\r | |
150 | }\r | |
151 | \r | |
152 | VOID\r | |
153 | PlatformRegisterOptionsAndKeys (\r | |
154 | VOID\r | |
155 | )\r | |
156 | {\r | |
157 | EFI_STATUS Status;\r | |
158 | EFI_INPUT_KEY Enter;\r | |
159 | EFI_INPUT_KEY F2;\r | |
160 | EFI_INPUT_KEY Esc;\r | |
161 | EFI_BOOT_MANAGER_LOAD_OPTION BootOption;\r | |
162 | \r | |
163 | //\r | |
164 | // Register ENTER as CONTINUE key\r | |
165 | //\r | |
166 | Enter.ScanCode = SCAN_NULL;\r | |
167 | Enter.UnicodeChar = CHAR_CARRIAGE_RETURN;\r | |
168 | Status = EfiBootManagerRegisterContinueKeyOption (0, &Enter, NULL);\r | |
169 | ASSERT_EFI_ERROR (Status);\r | |
170 | \r | |
171 | //\r | |
172 | // Map F2 to Boot Manager Menu\r | |
173 | //\r | |
174 | F2.ScanCode = SCAN_F2;\r | |
175 | F2.UnicodeChar = CHAR_NULL;\r | |
176 | Esc.ScanCode = SCAN_ESC;\r | |
177 | Esc.UnicodeChar = CHAR_NULL;\r | |
178 | Status = EfiBootManagerGetBootManagerMenu (&BootOption);\r | |
179 | ASSERT_EFI_ERROR (Status);\r | |
180 | Status = EfiBootManagerAddKeyOptionVariable (\r | |
181 | NULL, (UINT16) BootOption.OptionNumber, 0, &F2, NULL\r | |
182 | );\r | |
183 | ASSERT (Status == EFI_SUCCESS || Status == EFI_ALREADY_STARTED);\r | |
184 | Status = EfiBootManagerAddKeyOptionVariable (\r | |
185 | NULL, (UINT16) BootOption.OptionNumber, 0, &Esc, NULL\r | |
186 | );\r | |
187 | ASSERT (Status == EFI_SUCCESS || Status == EFI_ALREADY_STARTED);\r | |
07dd96e8 RN |
188 | }\r |
189 | \r | |
30541881 RN |
190 | EFI_STATUS\r |
191 | EFIAPI\r | |
192 | ConnectRootBridge (\r | |
193 | IN EFI_HANDLE RootBridgeHandle,\r | |
194 | IN VOID *Instance,\r | |
195 | IN VOID *Context\r | |
196 | );\r | |
197 | \r | |
198 | STATIC\r | |
199 | VOID\r | |
200 | SaveS3BootScript (\r | |
201 | VOID\r | |
202 | );\r | |
203 | \r | |
204 | //\r | |
205 | // BDS Platform Functions\r | |
206 | //\r | |
207 | VOID\r | |
208 | EFIAPI\r | |
a7566234 | 209 | PlatformBootManagerBeforeConsole (\r |
30541881 RN |
210 | VOID\r |
211 | )\r | |
212 | /*++\r | |
213 | \r | |
214 | Routine Description:\r | |
215 | \r | |
216 | Platform Bds init. Incude the platform firmware vendor, revision\r | |
217 | and so crc check.\r | |
218 | \r | |
219 | Arguments:\r | |
220 | \r | |
221 | Returns:\r | |
222 | \r | |
223 | None.\r | |
224 | \r | |
225 | --*/\r | |
226 | {\r | |
227 | EFI_HANDLE Handle;\r | |
228 | EFI_STATUS Status;\r | |
229 | \r | |
a7566234 | 230 | DEBUG ((EFI_D_INFO, "PlatformBootManagerBeforeConsole\n"));\r |
30541881 RN |
231 | InstallDevicePathCallback ();\r |
232 | \r | |
233 | VisitAllInstancesOfProtocol (&gEfiPciRootBridgeIoProtocolGuid,\r | |
234 | ConnectRootBridge, NULL);\r | |
235 | \r | |
236 | //\r | |
237 | // Signal the ACPI platform driver that it can download QEMU ACPI tables.\r | |
238 | //\r | |
239 | EfiEventGroupSignal (&gRootBridgesConnectedEventGroupGuid);\r | |
240 | \r | |
241 | //\r | |
242 | // We can't signal End-of-Dxe earlier than this. Namely, End-of-Dxe triggers\r | |
243 | // the preparation of S3 system information. That logic has a hard dependency\r | |
244 | // on the presence of the FACS ACPI table. Since our ACPI tables are only\r | |
245 | // installed after PCI enumeration completes, we must not trigger the S3 save\r | |
246 | // earlier, hence we can't signal End-of-Dxe earlier.\r | |
247 | //\r | |
248 | EfiEventGroupSignal (&gEfiEndOfDxeEventGroupGuid);\r | |
249 | \r | |
250 | if (QemuFwCfgS3Enabled ()) {\r | |
251 | //\r | |
252 | // Save the boot script too. Note that this will require us to emit the\r | |
253 | // DxeSmmReadyToLock event just below, which in turn locks down SMM.\r | |
254 | //\r | |
255 | SaveS3BootScript ();\r | |
256 | }\r | |
257 | \r | |
258 | //\r | |
259 | // Prevent further changes to LockBoxes or SMRAM.\r | |
260 | //\r | |
261 | Handle = NULL;\r | |
262 | Status = gBS->InstallProtocolInterface (&Handle,\r | |
263 | &gEfiDxeSmmReadyToLockProtocolGuid, EFI_NATIVE_INTERFACE,\r | |
264 | NULL);\r | |
265 | ASSERT_EFI_ERROR (Status);\r | |
e9e9ad64 RN |
266 | \r |
267 | PlatformInitializeConsole (gPlatformConsole);\r | |
8dc0f0a6 | 268 | PcdSet16 (PcdPlatformBootTimeOut, GetFrontPageTimeoutFromQemu ());\r |
07dd96e8 RN |
269 | \r |
270 | PlatformRegisterOptionsAndKeys ();\r | |
30541881 RN |
271 | }\r |
272 | \r | |
273 | \r | |
274 | EFI_STATUS\r | |
275 | EFIAPI\r | |
276 | ConnectRootBridge (\r | |
277 | IN EFI_HANDLE RootBridgeHandle,\r | |
278 | IN VOID *Instance,\r | |
279 | IN VOID *Context\r | |
280 | )\r | |
281 | {\r | |
282 | EFI_STATUS Status;\r | |
283 | \r | |
284 | //\r | |
285 | // Make the PCI bus driver connect the root bridge, non-recursively. This\r | |
286 | // will produce a number of child handles with PciIo on them.\r | |
287 | //\r | |
288 | Status = gBS->ConnectController (\r | |
289 | RootBridgeHandle, // ControllerHandle\r | |
290 | NULL, // DriverImageHandle\r | |
291 | NULL, // RemainingDevicePath -- produce all\r | |
292 | // children\r | |
293 | FALSE // Recursive\r | |
294 | );\r | |
295 | return Status;\r | |
296 | }\r | |
297 | \r | |
298 | \r | |
299 | EFI_STATUS\r | |
300 | PrepareLpcBridgeDevicePath (\r | |
301 | IN EFI_HANDLE DeviceHandle\r | |
302 | )\r | |
303 | /*++\r | |
304 | \r | |
305 | Routine Description:\r | |
306 | \r | |
307 | Add IsaKeyboard to ConIn,\r | |
308 | add IsaSerial to ConOut, ConIn, ErrOut.\r | |
309 | LPC Bridge: 06 01 00\r | |
310 | \r | |
311 | Arguments:\r | |
312 | \r | |
313 | DeviceHandle - Handle of PCIIO protocol.\r | |
314 | \r | |
315 | Returns:\r | |
316 | \r | |
317 | EFI_SUCCESS - LPC bridge is added to ConOut, ConIn, and ErrOut.\r | |
318 | EFI_STATUS - No LPC bridge is added.\r | |
319 | \r | |
320 | --*/\r | |
321 | {\r | |
322 | EFI_STATUS Status;\r | |
323 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
324 | EFI_DEVICE_PATH_PROTOCOL *TempDevicePath;\r | |
325 | CHAR16 *DevPathStr;\r | |
326 | \r | |
327 | DevicePath = NULL;\r | |
328 | Status = gBS->HandleProtocol (\r | |
329 | DeviceHandle,\r | |
330 | &gEfiDevicePathProtocolGuid,\r | |
331 | (VOID*)&DevicePath\r | |
332 | );\r | |
333 | if (EFI_ERROR (Status)) {\r | |
334 | return Status;\r | |
335 | }\r | |
336 | TempDevicePath = DevicePath;\r | |
337 | \r | |
338 | //\r | |
339 | // Register Keyboard\r | |
340 | //\r | |
341 | DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gPnpPs2KeyboardDeviceNode);\r | |
342 | \r | |
9dc08ec6 | 343 | EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);\r |
30541881 RN |
344 | \r |
345 | //\r | |
346 | // Register COM1\r | |
347 | //\r | |
348 | DevicePath = TempDevicePath;\r | |
349 | gPnp16550ComPortDeviceNode.UID = 0;\r | |
350 | \r | |
351 | DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gPnp16550ComPortDeviceNode);\r | |
352 | DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode);\r | |
353 | DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode);\r | |
354 | \r | |
355 | //\r | |
356 | // Print Device Path\r | |
357 | //\r | |
77f47588 | 358 | DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);\r |
30541881 RN |
359 | if (DevPathStr != NULL) {\r |
360 | DEBUG((\r | |
361 | EFI_D_INFO,\r | |
362 | "BdsPlatform.c+%d: COM%d DevPath: %s\n",\r | |
363 | __LINE__,\r | |
364 | gPnp16550ComPortDeviceNode.UID + 1,\r | |
365 | DevPathStr\r | |
366 | ));\r | |
367 | FreePool(DevPathStr);\r | |
368 | }\r | |
369 | \r | |
9dc08ec6 RN |
370 | EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);\r |
371 | EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);\r | |
372 | EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);\r | |
30541881 RN |
373 | \r |
374 | //\r | |
375 | // Register COM2\r | |
376 | //\r | |
377 | DevicePath = TempDevicePath;\r | |
378 | gPnp16550ComPortDeviceNode.UID = 1;\r | |
379 | \r | |
380 | DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gPnp16550ComPortDeviceNode);\r | |
381 | DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode);\r | |
382 | DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode);\r | |
383 | \r | |
384 | //\r | |
385 | // Print Device Path\r | |
386 | //\r | |
77f47588 | 387 | DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);\r |
30541881 RN |
388 | if (DevPathStr != NULL) {\r |
389 | DEBUG((\r | |
390 | EFI_D_INFO,\r | |
391 | "BdsPlatform.c+%d: COM%d DevPath: %s\n",\r | |
392 | __LINE__,\r | |
393 | gPnp16550ComPortDeviceNode.UID + 1,\r | |
394 | DevPathStr\r | |
395 | ));\r | |
396 | FreePool(DevPathStr);\r | |
397 | }\r | |
398 | \r | |
9dc08ec6 RN |
399 | EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);\r |
400 | EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);\r | |
401 | EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);\r | |
30541881 RN |
402 | \r |
403 | return EFI_SUCCESS;\r | |
404 | }\r | |
405 | \r | |
406 | EFI_STATUS\r | |
407 | GetGopDevicePath (\r | |
408 | IN EFI_DEVICE_PATH_PROTOCOL *PciDevicePath,\r | |
409 | OUT EFI_DEVICE_PATH_PROTOCOL **GopDevicePath\r | |
410 | )\r | |
411 | {\r | |
412 | UINTN Index;\r | |
413 | EFI_STATUS Status;\r | |
414 | EFI_HANDLE PciDeviceHandle;\r | |
415 | EFI_DEVICE_PATH_PROTOCOL *TempDevicePath;\r | |
416 | EFI_DEVICE_PATH_PROTOCOL *TempPciDevicePath;\r | |
417 | UINTN GopHandleCount;\r | |
418 | EFI_HANDLE *GopHandleBuffer;\r | |
419 | \r | |
420 | if (PciDevicePath == NULL || GopDevicePath == NULL) {\r | |
421 | return EFI_INVALID_PARAMETER;\r | |
422 | }\r | |
423 | \r | |
424 | //\r | |
425 | // Initialize the GopDevicePath to be PciDevicePath\r | |
426 | //\r | |
427 | *GopDevicePath = PciDevicePath;\r | |
428 | TempPciDevicePath = PciDevicePath;\r | |
429 | \r | |
430 | Status = gBS->LocateDevicePath (\r | |
431 | &gEfiDevicePathProtocolGuid,\r | |
432 | &TempPciDevicePath,\r | |
433 | &PciDeviceHandle\r | |
434 | );\r | |
435 | if (EFI_ERROR (Status)) {\r | |
436 | return Status;\r | |
437 | }\r | |
438 | \r | |
439 | //\r | |
440 | // Try to connect this handle, so that GOP dirver could start on this\r | |
441 | // device and create child handles with GraphicsOutput Protocol installed\r | |
442 | // on them, then we get device paths of these child handles and select\r | |
443 | // them as possible console device.\r | |
444 | //\r | |
445 | gBS->ConnectController (PciDeviceHandle, NULL, NULL, FALSE);\r | |
446 | \r | |
447 | Status = gBS->LocateHandleBuffer (\r | |
448 | ByProtocol,\r | |
449 | &gEfiGraphicsOutputProtocolGuid,\r | |
450 | NULL,\r | |
451 | &GopHandleCount,\r | |
452 | &GopHandleBuffer\r | |
453 | );\r | |
454 | if (!EFI_ERROR (Status)) {\r | |
455 | //\r | |
456 | // Add all the child handles as possible Console Device\r | |
457 | //\r | |
458 | for (Index = 0; Index < GopHandleCount; Index++) {\r | |
459 | Status = gBS->HandleProtocol (GopHandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID*)&TempDevicePath);\r | |
460 | if (EFI_ERROR (Status)) {\r | |
461 | continue;\r | |
462 | }\r | |
463 | if (CompareMem (\r | |
464 | PciDevicePath,\r | |
465 | TempDevicePath,\r | |
466 | GetDevicePathSize (PciDevicePath) - END_DEVICE_PATH_LENGTH\r | |
467 | ) == 0) {\r | |
468 | //\r | |
469 | // In current implementation, we only enable one of the child handles\r | |
470 | // as console device, i.e. sotre one of the child handle's device\r | |
471 | // path to variable "ConOut"\r | |
472 | // In futhure, we could select all child handles to be console device\r | |
473 | //\r | |
474 | \r | |
475 | *GopDevicePath = TempDevicePath;\r | |
476 | \r | |
477 | //\r | |
478 | // Delete the PCI device's path that added by GetPlugInPciVgaDevicePath()\r | |
479 | // Add the integrity GOP device path.\r | |
480 | //\r | |
9dc08ec6 RN |
481 | EfiBootManagerUpdateConsoleVariable (ConOutDev, NULL, PciDevicePath);\r |
482 | EfiBootManagerUpdateConsoleVariable (ConOutDev, TempDevicePath, NULL);\r | |
30541881 RN |
483 | }\r |
484 | }\r | |
485 | gBS->FreePool (GopHandleBuffer);\r | |
486 | }\r | |
487 | \r | |
488 | return EFI_SUCCESS;\r | |
489 | }\r | |
490 | \r | |
491 | EFI_STATUS\r | |
492 | PreparePciVgaDevicePath (\r | |
493 | IN EFI_HANDLE DeviceHandle\r | |
494 | )\r | |
495 | /*++\r | |
496 | \r | |
497 | Routine Description:\r | |
498 | \r | |
499 | Add PCI VGA to ConOut.\r | |
500 | PCI VGA: 03 00 00\r | |
501 | \r | |
502 | Arguments:\r | |
503 | \r | |
504 | DeviceHandle - Handle of PCIIO protocol.\r | |
505 | \r | |
506 | Returns:\r | |
507 | \r | |
508 | EFI_SUCCESS - PCI VGA is added to ConOut.\r | |
509 | EFI_STATUS - No PCI VGA device is added.\r | |
510 | \r | |
511 | --*/\r | |
512 | {\r | |
513 | EFI_STATUS Status;\r | |
514 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
515 | EFI_DEVICE_PATH_PROTOCOL *GopDevicePath;\r | |
516 | \r | |
517 | DevicePath = NULL;\r | |
518 | GopDevicePath = NULL;\r | |
519 | Status = gBS->HandleProtocol (\r | |
520 | DeviceHandle,\r | |
521 | &gEfiDevicePathProtocolGuid,\r | |
522 | (VOID*)&DevicePath\r | |
523 | );\r | |
524 | if (EFI_ERROR (Status)) {\r | |
525 | return Status;\r | |
526 | }\r | |
527 | \r | |
528 | GetGopDevicePath (DevicePath, &GopDevicePath);\r | |
529 | DevicePath = GopDevicePath;\r | |
530 | \r | |
9dc08ec6 | 531 | EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);\r |
30541881 RN |
532 | \r |
533 | return EFI_SUCCESS;\r | |
534 | }\r | |
535 | \r | |
536 | EFI_STATUS\r | |
537 | PreparePciSerialDevicePath (\r | |
538 | IN EFI_HANDLE DeviceHandle\r | |
539 | )\r | |
540 | /*++\r | |
541 | \r | |
542 | Routine Description:\r | |
543 | \r | |
544 | Add PCI Serial to ConOut, ConIn, ErrOut.\r | |
545 | PCI Serial: 07 00 02\r | |
546 | \r | |
547 | Arguments:\r | |
548 | \r | |
549 | DeviceHandle - Handle of PCIIO protocol.\r | |
550 | \r | |
551 | Returns:\r | |
552 | \r | |
553 | EFI_SUCCESS - PCI Serial is added to ConOut, ConIn, and ErrOut.\r | |
554 | EFI_STATUS - No PCI Serial device is added.\r | |
555 | \r | |
556 | --*/\r | |
557 | {\r | |
558 | EFI_STATUS Status;\r | |
559 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
560 | \r | |
561 | DevicePath = NULL;\r | |
562 | Status = gBS->HandleProtocol (\r | |
563 | DeviceHandle,\r | |
564 | &gEfiDevicePathProtocolGuid,\r | |
565 | (VOID*)&DevicePath\r | |
566 | );\r | |
567 | if (EFI_ERROR (Status)) {\r | |
568 | return Status;\r | |
569 | }\r | |
570 | \r | |
571 | DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode);\r | |
572 | DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode);\r | |
573 | \r | |
9dc08ec6 RN |
574 | EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);\r |
575 | EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);\r | |
576 | EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);\r | |
30541881 RN |
577 | \r |
578 | return EFI_SUCCESS;\r | |
579 | }\r | |
580 | \r | |
581 | EFI_STATUS\r | |
582 | VisitAllInstancesOfProtocol (\r | |
583 | IN EFI_GUID *Id,\r | |
584 | IN PROTOCOL_INSTANCE_CALLBACK CallBackFunction,\r | |
585 | IN VOID *Context\r | |
586 | )\r | |
587 | {\r | |
588 | EFI_STATUS Status;\r | |
589 | UINTN HandleCount;\r | |
590 | EFI_HANDLE *HandleBuffer;\r | |
591 | UINTN Index;\r | |
592 | VOID *Instance;\r | |
593 | \r | |
594 | //\r | |
595 | // Start to check all the PciIo to find all possible device\r | |
596 | //\r | |
597 | HandleCount = 0;\r | |
598 | HandleBuffer = NULL;\r | |
599 | Status = gBS->LocateHandleBuffer (\r | |
600 | ByProtocol,\r | |
601 | Id,\r | |
602 | NULL,\r | |
603 | &HandleCount,\r | |
604 | &HandleBuffer\r | |
605 | );\r | |
606 | if (EFI_ERROR (Status)) {\r | |
607 | return Status;\r | |
608 | }\r | |
609 | \r | |
610 | for (Index = 0; Index < HandleCount; Index++) {\r | |
611 | Status = gBS->HandleProtocol (HandleBuffer[Index], Id, &Instance);\r | |
612 | if (EFI_ERROR (Status)) {\r | |
613 | continue;\r | |
614 | }\r | |
615 | \r | |
616 | Status = (*CallBackFunction) (\r | |
617 | HandleBuffer[Index],\r | |
618 | Instance,\r | |
619 | Context\r | |
620 | );\r | |
621 | }\r | |
622 | \r | |
623 | gBS->FreePool (HandleBuffer);\r | |
624 | \r | |
625 | return EFI_SUCCESS;\r | |
626 | }\r | |
627 | \r | |
628 | \r | |
629 | EFI_STATUS\r | |
630 | EFIAPI\r | |
631 | VisitingAPciInstance (\r | |
632 | IN EFI_HANDLE Handle,\r | |
633 | IN VOID *Instance,\r | |
634 | IN VOID *Context\r | |
635 | )\r | |
636 | {\r | |
637 | EFI_STATUS Status;\r | |
638 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
639 | PCI_TYPE00 Pci;\r | |
640 | \r | |
641 | PciIo = (EFI_PCI_IO_PROTOCOL*) Instance;\r | |
642 | \r | |
643 | //\r | |
644 | // Check for all PCI device\r | |
645 | //\r | |
646 | Status = PciIo->Pci.Read (\r | |
647 | PciIo,\r | |
648 | EfiPciIoWidthUint32,\r | |
649 | 0,\r | |
650 | sizeof (Pci) / sizeof (UINT32),\r | |
651 | &Pci\r | |
652 | );\r | |
653 | if (EFI_ERROR (Status)) {\r | |
654 | return Status;\r | |
655 | }\r | |
656 | \r | |
657 | return (*(VISIT_PCI_INSTANCE_CALLBACK)(UINTN) Context) (\r | |
658 | Handle,\r | |
659 | PciIo,\r | |
660 | &Pci\r | |
661 | );\r | |
662 | \r | |
663 | }\r | |
664 | \r | |
665 | \r | |
666 | \r | |
667 | EFI_STATUS\r | |
668 | VisitAllPciInstances (\r | |
669 | IN VISIT_PCI_INSTANCE_CALLBACK CallBackFunction\r | |
670 | )\r | |
671 | {\r | |
672 | return VisitAllInstancesOfProtocol (\r | |
673 | &gEfiPciIoProtocolGuid,\r | |
674 | VisitingAPciInstance,\r | |
675 | (VOID*)(UINTN) CallBackFunction\r | |
676 | );\r | |
677 | }\r | |
678 | \r | |
679 | \r | |
680 | /**\r | |
681 | Do platform specific PCI Device check and add them to\r | |
682 | ConOut, ConIn, ErrOut.\r | |
683 | \r | |
684 | @param[in] Handle - Handle of PCI device instance\r | |
685 | @param[in] PciIo - PCI IO protocol instance\r | |
686 | @param[in] Pci - PCI Header register block\r | |
687 | \r | |
688 | @retval EFI_SUCCESS - PCI Device check and Console variable update successfully.\r | |
689 | @retval EFI_STATUS - PCI Device check or Console variable update fail.\r | |
690 | \r | |
691 | **/\r | |
692 | EFI_STATUS\r | |
693 | EFIAPI\r | |
694 | DetectAndPreparePlatformPciDevicePath (\r | |
695 | IN EFI_HANDLE Handle,\r | |
696 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
697 | IN PCI_TYPE00 *Pci\r | |
698 | )\r | |
699 | {\r | |
700 | EFI_STATUS Status;\r | |
701 | \r | |
702 | Status = PciIo->Attributes (\r | |
703 | PciIo,\r | |
704 | EfiPciIoAttributeOperationEnable,\r | |
705 | EFI_PCI_DEVICE_ENABLE,\r | |
706 | NULL\r | |
707 | );\r | |
708 | ASSERT_EFI_ERROR (Status);\r | |
709 | \r | |
710 | if (!mDetectVgaOnly) {\r | |
711 | //\r | |
712 | // Here we decide whether it is LPC Bridge\r | |
713 | //\r | |
714 | if ((IS_PCI_LPC (Pci)) ||\r | |
715 | ((IS_PCI_ISA_PDECODE (Pci)) &&\r | |
716 | (Pci->Hdr.VendorId == 0x8086) &&\r | |
717 | (Pci->Hdr.DeviceId == 0x7000)\r | |
718 | )\r | |
719 | ) {\r | |
720 | //\r | |
721 | // Add IsaKeyboard to ConIn,\r | |
722 | // add IsaSerial to ConOut, ConIn, ErrOut\r | |
723 | //\r | |
724 | DEBUG ((EFI_D_INFO, "Found LPC Bridge device\n"));\r | |
725 | PrepareLpcBridgeDevicePath (Handle);\r | |
726 | return EFI_SUCCESS;\r | |
727 | }\r | |
728 | //\r | |
729 | // Here we decide which Serial device to enable in PCI bus\r | |
730 | //\r | |
731 | if (IS_PCI_16550SERIAL (Pci)) {\r | |
732 | //\r | |
733 | // Add them to ConOut, ConIn, ErrOut.\r | |
734 | //\r | |
735 | DEBUG ((EFI_D_INFO, "Found PCI 16550 SERIAL device\n"));\r | |
736 | PreparePciSerialDevicePath (Handle);\r | |
737 | return EFI_SUCCESS;\r | |
738 | }\r | |
739 | }\r | |
740 | \r | |
741 | //\r | |
742 | // Here we decide which VGA device to enable in PCI bus\r | |
743 | //\r | |
744 | if (IS_PCI_VGA (Pci)) {\r | |
745 | //\r | |
746 | // Add them to ConOut.\r | |
747 | //\r | |
748 | DEBUG ((EFI_D_INFO, "Found PCI VGA device\n"));\r | |
749 | PreparePciVgaDevicePath (Handle);\r | |
750 | return EFI_SUCCESS;\r | |
751 | }\r | |
752 | \r | |
753 | return Status;\r | |
754 | }\r | |
755 | \r | |
756 | \r | |
757 | /**\r | |
758 | Do platform specific PCI Device check and add them to ConOut, ConIn, ErrOut\r | |
759 | \r | |
760 | @param[in] DetectVgaOnly - Only detect VGA device if it's TRUE.\r | |
761 | \r | |
762 | @retval EFI_SUCCESS - PCI Device check and Console variable update successfully.\r | |
763 | @retval EFI_STATUS - PCI Device check or Console variable update fail.\r | |
764 | \r | |
765 | **/\r | |
766 | EFI_STATUS\r | |
767 | DetectAndPreparePlatformPciDevicePaths (\r | |
768 | BOOLEAN DetectVgaOnly\r | |
769 | )\r | |
770 | {\r | |
771 | mDetectVgaOnly = DetectVgaOnly;\r | |
772 | return VisitAllPciInstances (DetectAndPreparePlatformPciDevicePath);\r | |
773 | }\r | |
774 | \r | |
775 | \r | |
e9e9ad64 RN |
776 | VOID\r |
777 | PlatformInitializeConsole (\r | |
778 | IN PLATFORM_CONSOLE_CONNECT_ENTRY *PlatformConsole\r | |
30541881 RN |
779 | )\r |
780 | /*++\r | |
781 | \r | |
782 | Routine Description:\r | |
783 | \r | |
784 | Connect the predefined platform default console device. Always try to find\r | |
785 | and enable the vga device if have.\r | |
786 | \r | |
787 | Arguments:\r | |
788 | \r | |
789 | PlatformConsole - Predfined platform default console device array.\r | |
30541881 RN |
790 | --*/\r |
791 | {\r | |
30541881 RN |
792 | UINTN Index;\r |
793 | EFI_DEVICE_PATH_PROTOCOL *VarConout;\r | |
794 | EFI_DEVICE_PATH_PROTOCOL *VarConin;\r | |
30541881 RN |
795 | \r |
796 | //\r | |
797 | // Connect RootBridge\r | |
798 | //\r | |
e9e9ad64 RN |
799 | GetEfiGlobalVariable2 (EFI_CON_OUT_VARIABLE_NAME, (VOID **) &VarConout, NULL);\r |
800 | GetEfiGlobalVariable2 (EFI_CON_IN_VARIABLE_NAME, (VOID **) &VarConin, NULL);\r | |
30541881 RN |
801 | \r |
802 | if (VarConout == NULL || VarConin == NULL) {\r | |
803 | //\r | |
804 | // Do platform specific PCI Device check and add them to ConOut, ConIn, ErrOut\r | |
805 | //\r | |
806 | DetectAndPreparePlatformPciDevicePaths (FALSE);\r | |
807 | \r | |
808 | //\r | |
809 | // Have chance to connect the platform default console,\r | |
810 | // the platform default console is the minimue device group\r | |
811 | // the platform should support\r | |
812 | //\r | |
813 | for (Index = 0; PlatformConsole[Index].DevicePath != NULL; ++Index) {\r | |
814 | //\r | |
815 | // Update the console variable with the connect type\r | |
816 | //\r | |
817 | if ((PlatformConsole[Index].ConnectType & CONSOLE_IN) == CONSOLE_IN) {\r | |
9dc08ec6 | 818 | EfiBootManagerUpdateConsoleVariable (ConIn, PlatformConsole[Index].DevicePath, NULL);\r |
30541881 RN |
819 | }\r |
820 | if ((PlatformConsole[Index].ConnectType & CONSOLE_OUT) == CONSOLE_OUT) {\r | |
9dc08ec6 | 821 | EfiBootManagerUpdateConsoleVariable (ConOut, PlatformConsole[Index].DevicePath, NULL);\r |
30541881 RN |
822 | }\r |
823 | if ((PlatformConsole[Index].ConnectType & STD_ERROR) == STD_ERROR) {\r | |
9dc08ec6 | 824 | EfiBootManagerUpdateConsoleVariable (ErrOut, PlatformConsole[Index].DevicePath, NULL);\r |
30541881 RN |
825 | }\r |
826 | }\r | |
827 | } else {\r | |
828 | //\r | |
829 | // Only detect VGA device and add them to ConOut\r | |
830 | //\r | |
831 | DetectAndPreparePlatformPciDevicePaths (TRUE);\r | |
832 | }\r | |
30541881 RN |
833 | }\r |
834 | \r | |
835 | \r | |
836 | /**\r | |
837 | Configure PCI Interrupt Line register for applicable devices\r | |
838 | Ported from SeaBIOS, src/fw/pciinit.c, *_pci_slot_get_irq()\r | |
839 | \r | |
840 | @param[in] Handle - Handle of PCI device instance\r | |
841 | @param[in] PciIo - PCI IO protocol instance\r | |
842 | @param[in] PciHdr - PCI Header register block\r | |
843 | \r | |
844 | @retval EFI_SUCCESS - PCI Interrupt Line register configured successfully.\r | |
845 | \r | |
846 | **/\r | |
847 | EFI_STATUS\r | |
848 | EFIAPI\r | |
849 | SetPciIntLine (\r | |
850 | IN EFI_HANDLE Handle,\r | |
851 | IN EFI_PCI_IO_PROTOCOL *PciIo,\r | |
852 | IN PCI_TYPE00 *PciHdr\r | |
853 | )\r | |
854 | {\r | |
855 | EFI_DEVICE_PATH_PROTOCOL *DevPathNode;\r | |
856 | EFI_DEVICE_PATH_PROTOCOL *DevPath;\r | |
857 | UINTN RootSlot;\r | |
858 | UINTN Idx;\r | |
859 | UINT8 IrqLine;\r | |
860 | EFI_STATUS Status;\r | |
861 | UINT32 RootBusNumber;\r | |
862 | \r | |
863 | Status = EFI_SUCCESS;\r | |
864 | \r | |
865 | if (PciHdr->Device.InterruptPin != 0) {\r | |
866 | \r | |
867 | DevPathNode = DevicePathFromHandle (Handle);\r | |
868 | ASSERT (DevPathNode != NULL);\r | |
869 | DevPath = DevPathNode;\r | |
870 | \r | |
871 | RootBusNumber = 0;\r | |
872 | if (DevicePathType (DevPathNode) == ACPI_DEVICE_PATH &&\r | |
873 | DevicePathSubType (DevPathNode) == ACPI_DP &&\r | |
874 | ((ACPI_HID_DEVICE_PATH *)DevPathNode)->HID == EISA_PNP_ID(0x0A03)) {\r | |
875 | RootBusNumber = ((ACPI_HID_DEVICE_PATH *)DevPathNode)->UID;\r | |
876 | }\r | |
877 | \r | |
878 | //\r | |
879 | // Compute index into PciHostIrqs[] table by walking\r | |
880 | // the device path and adding up all device numbers\r | |
881 | //\r | |
882 | Status = EFI_NOT_FOUND;\r | |
883 | RootSlot = 0;\r | |
884 | Idx = PciHdr->Device.InterruptPin - 1;\r | |
885 | while (!IsDevicePathEnd (DevPathNode)) {\r | |
886 | if (DevicePathType (DevPathNode) == HARDWARE_DEVICE_PATH &&\r | |
887 | DevicePathSubType (DevPathNode) == HW_PCI_DP) {\r | |
888 | \r | |
889 | Idx += ((PCI_DEVICE_PATH *)DevPathNode)->Device;\r | |
890 | \r | |
891 | //\r | |
892 | // Unlike SeaBIOS, which starts climbing from the leaf device\r | |
893 | // up toward the root, we traverse the device path starting at\r | |
894 | // the root moving toward the leaf node.\r | |
895 | // The slot number of the top-level parent bridge is needed for\r | |
896 | // Q35 cases with more than 24 slots on the root bus.\r | |
897 | //\r | |
898 | if (Status != EFI_SUCCESS) {\r | |
899 | Status = EFI_SUCCESS;\r | |
900 | RootSlot = ((PCI_DEVICE_PATH *)DevPathNode)->Device;\r | |
901 | }\r | |
902 | }\r | |
903 | \r | |
904 | DevPathNode = NextDevicePathNode (DevPathNode);\r | |
905 | }\r | |
906 | if (EFI_ERROR (Status)) {\r | |
907 | return Status;\r | |
908 | }\r | |
909 | if (RootBusNumber == 0 && RootSlot == 0) {\r | |
910 | DEBUG((\r | |
911 | EFI_D_ERROR,\r | |
912 | "%a: PCI host bridge (00:00.0) should have no interrupts!\n",\r | |
913 | __FUNCTION__\r | |
914 | ));\r | |
915 | ASSERT (FALSE);\r | |
916 | }\r | |
917 | \r | |
918 | //\r | |
919 | // Final PciHostIrqs[] index calculation depends on the platform\r | |
920 | // and should match SeaBIOS src/fw/pciinit.c *_pci_slot_get_irq()\r | |
921 | //\r | |
922 | switch (mHostBridgeDevId) {\r | |
923 | case INTEL_82441_DEVICE_ID:\r | |
924 | Idx -= 1;\r | |
925 | break;\r | |
926 | case INTEL_Q35_MCH_DEVICE_ID:\r | |
927 | //\r | |
928 | // SeaBIOS contains the following comment:\r | |
929 | // "Slots 0-24 rotate slot:pin mapping similar to piix above, but\r | |
930 | // with a different starting index - see q35-acpi-dsdt.dsl.\r | |
931 | //\r | |
932 | // Slots 25-31 all use LNKA mapping (or LNKE, but A:D = E:H)"\r | |
933 | //\r | |
934 | if (RootSlot > 24) {\r | |
935 | //\r | |
936 | // in this case, subtract back out RootSlot from Idx\r | |
937 | // (SeaBIOS never adds it to begin with, but that would make our\r | |
938 | // device path traversal loop above too awkward)\r | |
939 | //\r | |
940 | Idx -= RootSlot;\r | |
941 | }\r | |
942 | break;\r | |
943 | default:\r | |
944 | ASSERT (FALSE); // should never get here\r | |
945 | }\r | |
946 | Idx %= ARRAY_SIZE (PciHostIrqs);\r | |
947 | IrqLine = PciHostIrqs[Idx];\r | |
948 | \r | |
949 | DEBUG_CODE_BEGIN ();\r | |
950 | {\r | |
951 | CHAR16 *DevPathString;\r | |
952 | STATIC CHAR16 Fallback[] = L"<failed to convert>";\r | |
953 | UINTN Segment, Bus, Device, Function;\r | |
954 | \r | |
955 | DevPathString = ConvertDevicePathToText (DevPath, FALSE, FALSE);\r | |
956 | if (DevPathString == NULL) {\r | |
957 | DevPathString = Fallback;\r | |
958 | }\r | |
959 | Status = PciIo->GetLocation (PciIo, &Segment, &Bus, &Device, &Function);\r | |
960 | ASSERT_EFI_ERROR (Status);\r | |
961 | \r | |
962 | DEBUG ((EFI_D_VERBOSE, "%a: [%02x:%02x.%x] %s -> 0x%02x\n", __FUNCTION__,\r | |
963 | (UINT32)Bus, (UINT32)Device, (UINT32)Function, DevPathString,\r | |
964 | IrqLine));\r | |
965 | \r | |
966 | if (DevPathString != Fallback) {\r | |
967 | FreePool (DevPathString);\r | |
968 | }\r | |
969 | }\r | |
970 | DEBUG_CODE_END ();\r | |
971 | \r | |
972 | //\r | |
973 | // Set PCI Interrupt Line register for this device to PciHostIrqs[Idx]\r | |
974 | //\r | |
975 | Status = PciIo->Pci.Write (\r | |
976 | PciIo,\r | |
977 | EfiPciIoWidthUint8,\r | |
978 | PCI_INT_LINE_OFFSET,\r | |
979 | 1,\r | |
980 | &IrqLine\r | |
981 | );\r | |
982 | }\r | |
983 | \r | |
984 | return Status;\r | |
985 | }\r | |
986 | \r | |
987 | \r | |
988 | VOID\r | |
989 | PciAcpiInitialization (\r | |
990 | )\r | |
991 | {\r | |
992 | UINTN Pmba;\r | |
993 | \r | |
994 | //\r | |
995 | // Query Host Bridge DID to determine platform type\r | |
996 | //\r | |
997 | mHostBridgeDevId = PcdGet16 (PcdOvmfHostBridgePciDevId);\r | |
998 | switch (mHostBridgeDevId) {\r | |
999 | case INTEL_82441_DEVICE_ID:\r | |
1000 | Pmba = POWER_MGMT_REGISTER_PIIX4 (PIIX4_PMBA);\r | |
1001 | //\r | |
1002 | // 00:01.0 ISA Bridge (PIIX4) LNK routing targets\r | |
1003 | //\r | |
1004 | PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x60), 0x0b); // A\r | |
1005 | PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x61), 0x0b); // B\r | |
1006 | PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x62), 0x0a); // C\r | |
1007 | PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x63), 0x0a); // D\r | |
1008 | break;\r | |
1009 | case INTEL_Q35_MCH_DEVICE_ID:\r | |
1010 | Pmba = POWER_MGMT_REGISTER_Q35 (ICH9_PMBASE);\r | |
1011 | //\r | |
1012 | // 00:1f.0 LPC Bridge (Q35) LNK routing targets\r | |
1013 | //\r | |
1014 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x60), 0x0a); // A\r | |
1015 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x61), 0x0a); // B\r | |
1016 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x62), 0x0b); // C\r | |
1017 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x63), 0x0b); // D\r | |
1018 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x68), 0x0a); // E\r | |
1019 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x69), 0x0a); // F\r | |
1020 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x6a), 0x0b); // G\r | |
1021 | PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x6b), 0x0b); // H\r | |
1022 | break;\r | |
1023 | default:\r | |
1024 | DEBUG ((EFI_D_ERROR, "%a: Unknown Host Bridge Device ID: 0x%04x\n",\r | |
1025 | __FUNCTION__, mHostBridgeDevId));\r | |
1026 | ASSERT (FALSE);\r | |
1027 | return;\r | |
1028 | }\r | |
1029 | \r | |
1030 | //\r | |
1031 | // Initialize PCI_INTERRUPT_LINE for applicable present PCI devices\r | |
1032 | //\r | |
1033 | VisitAllPciInstances (SetPciIntLine);\r | |
1034 | \r | |
1035 | //\r | |
1036 | // Set ACPI SCI_EN bit in PMCNTRL\r | |
1037 | //\r | |
1038 | IoOr16 ((PciRead32 (Pmba) & ~BIT0) + 4, BIT0);\r | |
1039 | }\r | |
1040 | \r | |
da2369d2 GL |
1041 | /**\r |
1042 | This function detects if OVMF is running on Xen.\r | |
1043 | \r | |
1044 | **/\r | |
1045 | STATIC\r | |
1046 | BOOLEAN\r | |
1047 | XenDetected (\r | |
1048 | VOID\r | |
1049 | )\r | |
1050 | {\r | |
1051 | EFI_HOB_GUID_TYPE *GuidHob;\r | |
1052 | STATIC INTN FoundHob = -1;\r | |
1053 | \r | |
1054 | if (FoundHob == 0) {\r | |
1055 | return FALSE;\r | |
1056 | } else if (FoundHob == 1) {\r | |
1057 | return TRUE;\r | |
1058 | }\r | |
1059 | \r | |
1060 | //\r | |
1061 | // See if a XenInfo HOB is available\r | |
1062 | //\r | |
1063 | GuidHob = GetFirstGuidHob (&gEfiXenInfoGuid);\r | |
1064 | if (GuidHob == NULL) {\r | |
1065 | FoundHob = 0;\r | |
1066 | return FALSE;\r | |
1067 | }\r | |
1068 | \r | |
1069 | FoundHob = 1;\r | |
1070 | return TRUE;\r | |
1071 | }\r | |
30541881 RN |
1072 | \r |
1073 | EFI_STATUS\r | |
1074 | EFIAPI\r | |
1075 | ConnectRecursivelyIfPciMassStorage (\r | |
1076 | IN EFI_HANDLE Handle,\r | |
1077 | IN EFI_PCI_IO_PROTOCOL *Instance,\r | |
1078 | IN PCI_TYPE00 *PciHeader\r | |
1079 | )\r | |
1080 | {\r | |
1081 | EFI_STATUS Status;\r | |
1082 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
1083 | CHAR16 *DevPathStr;\r | |
1084 | \r | |
da2369d2 GL |
1085 | //\r |
1086 | // Recognize PCI Mass Storage, and Xen PCI devices\r | |
1087 | //\r | |
1088 | if (IS_CLASS1 (PciHeader, PCI_CLASS_MASS_STORAGE) ||\r | |
1089 | (XenDetected() && IS_CLASS2 (PciHeader, 0xFF, 0x80))) {\r | |
30541881 RN |
1090 | DevicePath = NULL;\r |
1091 | Status = gBS->HandleProtocol (\r | |
1092 | Handle,\r | |
1093 | &gEfiDevicePathProtocolGuid,\r | |
1094 | (VOID*)&DevicePath\r | |
1095 | );\r | |
1096 | if (EFI_ERROR (Status)) {\r | |
1097 | return Status;\r | |
1098 | }\r | |
1099 | \r | |
1100 | //\r | |
1101 | // Print Device Path\r | |
1102 | //\r | |
77f47588 | 1103 | DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);\r |
30541881 RN |
1104 | if (DevPathStr != NULL) {\r |
1105 | DEBUG((\r | |
1106 | EFI_D_INFO,\r | |
da2369d2 GL |
1107 | "Found %s device: %s\n",\r |
1108 | IS_CLASS1 (PciHeader, PCI_CLASS_MASS_STORAGE) ? L"Mass Storage" : L"Xen",\r | |
30541881 RN |
1109 | DevPathStr\r |
1110 | ));\r | |
1111 | FreePool(DevPathStr);\r | |
1112 | }\r | |
1113 | \r | |
1114 | Status = gBS->ConnectController (Handle, NULL, NULL, TRUE);\r | |
1115 | if (EFI_ERROR (Status)) {\r | |
1116 | return Status;\r | |
1117 | }\r | |
1118 | \r | |
1119 | }\r | |
1120 | \r | |
1121 | return EFI_SUCCESS;\r | |
1122 | }\r | |
1123 | \r | |
1124 | \r | |
1125 | /**\r | |
1126 | This notification function is invoked when the\r | |
1127 | EMU Variable FVB has been changed.\r | |
1128 | \r | |
1129 | @param Event The event that occured\r | |
1130 | @param Context For EFI compatiblity. Not used.\r | |
1131 | \r | |
1132 | **/\r | |
1133 | VOID\r | |
1134 | EFIAPI\r | |
1135 | EmuVariablesUpdatedCallback (\r | |
1136 | IN EFI_EVENT Event,\r | |
1137 | IN VOID *Context\r | |
1138 | )\r | |
1139 | {\r | |
1140 | DEBUG ((EFI_D_INFO, "EmuVariablesUpdatedCallback\n"));\r | |
1141 | UpdateNvVarsOnFileSystem ();\r | |
1142 | }\r | |
1143 | \r | |
1144 | \r | |
1145 | EFI_STATUS\r | |
1146 | EFIAPI\r | |
1147 | VisitingFileSystemInstance (\r | |
1148 | IN EFI_HANDLE Handle,\r | |
1149 | IN VOID *Instance,\r | |
1150 | IN VOID *Context\r | |
1151 | )\r | |
1152 | {\r | |
1153 | EFI_STATUS Status;\r | |
1154 | STATIC BOOLEAN ConnectedToFileSystem = FALSE;\r | |
1155 | \r | |
1156 | if (ConnectedToFileSystem) {\r | |
1157 | return EFI_ALREADY_STARTED;\r | |
1158 | }\r | |
1159 | \r | |
1160 | Status = ConnectNvVarsToFileSystem (Handle);\r | |
1161 | if (EFI_ERROR (Status)) {\r | |
1162 | return Status;\r | |
1163 | }\r | |
1164 | \r | |
1165 | ConnectedToFileSystem = TRUE;\r | |
1166 | mEmuVariableEvent =\r | |
1167 | EfiCreateProtocolNotifyEvent (\r | |
1168 | &gEfiDevicePathProtocolGuid,\r | |
1169 | TPL_CALLBACK,\r | |
1170 | EmuVariablesUpdatedCallback,\r | |
1171 | NULL,\r | |
1172 | &mEmuVariableEventReg\r | |
1173 | );\r | |
1174 | PcdSet64 (PcdEmuVariableEvent, (UINT64)(UINTN) mEmuVariableEvent);\r | |
1175 | \r | |
1176 | return EFI_SUCCESS;\r | |
1177 | }\r | |
1178 | \r | |
1179 | \r | |
1180 | VOID\r | |
1181 | PlatformBdsRestoreNvVarsFromHardDisk (\r | |
1182 | )\r | |
1183 | {\r | |
1184 | VisitAllPciInstances (ConnectRecursivelyIfPciMassStorage);\r | |
1185 | VisitAllInstancesOfProtocol (\r | |
1186 | &gEfiSimpleFileSystemProtocolGuid,\r | |
1187 | VisitingFileSystemInstance,\r | |
1188 | NULL\r | |
1189 | );\r | |
1190 | \r | |
1191 | }\r | |
1192 | \r | |
30541881 RN |
1193 | VOID\r |
1194 | PlatformBdsConnectSequence (\r | |
1195 | VOID\r | |
1196 | )\r | |
1197 | /*++\r | |
1198 | \r | |
1199 | Routine Description:\r | |
1200 | \r | |
1201 | Connect with predeined platform connect sequence,\r | |
1202 | the OEM/IBV can customize with their own connect sequence.\r | |
1203 | \r | |
1204 | Arguments:\r | |
1205 | \r | |
1206 | None.\r | |
1207 | \r | |
1208 | Returns:\r | |
1209 | \r | |
1210 | None.\r | |
1211 | \r | |
1212 | --*/\r | |
1213 | {\r | |
1214 | UINTN Index;\r | |
1215 | \r | |
1216 | DEBUG ((EFI_D_INFO, "PlatformBdsConnectSequence\n"));\r | |
1217 | \r | |
1218 | Index = 0;\r | |
1219 | \r | |
1220 | //\r | |
1221 | // Here we can get the customized platform connect sequence\r | |
1222 | // Notes: we can connect with new variable which record the\r | |
1223 | // last time boots connect device path sequence\r | |
1224 | //\r | |
1225 | while (gPlatformConnectSequence[Index] != NULL) {\r | |
1226 | //\r | |
1227 | // Build the platform boot option\r | |
1228 | //\r | |
fed691a6 | 1229 | EfiBootManagerConnectDevicePath (gPlatformConnectSequence[Index], NULL);\r |
30541881 RN |
1230 | Index++;\r |
1231 | }\r | |
1232 | \r | |
1233 | //\r | |
1234 | // Just use the simple policy to connect all devices\r | |
1235 | //\r | |
fed691a6 RN |
1236 | DEBUG ((EFI_D_INFO, "EfiBootManagerConnectAll\n"));\r |
1237 | EfiBootManagerConnectAll ();\r | |
30541881 RN |
1238 | \r |
1239 | PciAcpiInitialization ();\r | |
30541881 RN |
1240 | }\r |
1241 | \r | |
30541881 RN |
1242 | /**\r |
1243 | Save the S3 boot script.\r | |
1244 | \r | |
1245 | Note that DxeSmmReadyToLock must be signaled after this function returns;\r | |
1246 | otherwise the script wouldn't be saved actually.\r | |
1247 | **/\r | |
1248 | STATIC\r | |
1249 | VOID\r | |
1250 | SaveS3BootScript (\r | |
1251 | VOID\r | |
1252 | )\r | |
1253 | {\r | |
1254 | EFI_STATUS Status;\r | |
1255 | EFI_S3_SAVE_STATE_PROTOCOL *BootScript;\r | |
1256 | STATIC CONST UINT8 Info[] = { 0xDE, 0xAD, 0xBE, 0xEF };\r | |
1257 | \r | |
1258 | Status = gBS->LocateProtocol (&gEfiS3SaveStateProtocolGuid, NULL,\r | |
1259 | (VOID **) &BootScript);\r | |
1260 | ASSERT_EFI_ERROR (Status);\r | |
1261 | \r | |
1262 | //\r | |
1263 | // Despite the opcode documentation in the PI spec, the protocol\r | |
1264 | // implementation embeds a deep copy of the info in the boot script, rather\r | |
1265 | // than storing just a pointer to runtime or NVS storage.\r | |
1266 | //\r | |
1267 | Status = BootScript->Write(BootScript, EFI_BOOT_SCRIPT_INFORMATION_OPCODE,\r | |
1268 | (UINT32) sizeof Info,\r | |
1269 | (EFI_PHYSICAL_ADDRESS)(UINTN) &Info);\r | |
1270 | ASSERT_EFI_ERROR (Status);\r | |
1271 | }\r | |
1272 | \r | |
1273 | \r | |
1274 | VOID\r | |
1275 | EFIAPI\r | |
a7566234 RN |
1276 | PlatformBootManagerAfterConsole (\r |
1277 | VOID\r | |
30541881 RN |
1278 | )\r |
1279 | /*++\r | |
1280 | \r | |
1281 | Routine Description:\r | |
1282 | \r | |
1283 | The function will excute with as the platform policy, current policy\r | |
1284 | is driven by boot mode. IBV/OEM can customize this code for their specific\r | |
1285 | policy action.\r | |
1286 | \r | |
30541881 RN |
1287 | --*/\r |
1288 | {\r | |
30541881 RN |
1289 | EFI_BOOT_MODE BootMode;\r |
1290 | \r | |
a7566234 | 1291 | DEBUG ((EFI_D_INFO, "PlatformBootManagerAfterConsole\n"));\r |
30541881 RN |
1292 | \r |
1293 | if (PcdGetBool (PcdOvmfFlashVariablesEnable)) {\r | |
1294 | DEBUG ((EFI_D_INFO, "PlatformBdsPolicyBehavior: not restoring NvVars "\r | |
1295 | "from disk since flash variables appear to be supported.\n"));\r | |
1296 | } else {\r | |
1297 | //\r | |
1298 | // Try to restore variables from the hard disk early so\r | |
1299 | // they can be used for the other BDS connect operations.\r | |
1300 | //\r | |
1301 | PlatformBdsRestoreNvVarsFromHardDisk ();\r | |
1302 | }\r | |
1303 | \r | |
30541881 RN |
1304 | //\r |
1305 | // Get current Boot Mode\r | |
1306 | //\r | |
30edcbf5 | 1307 | BootMode = GetBootModeHob ();\r |
30541881 RN |
1308 | DEBUG ((EFI_D_ERROR, "Boot Mode:%x\n", BootMode));\r |
1309 | \r | |
1310 | //\r | |
1311 | // Go the different platform policy with different boot mode\r | |
1312 | // Notes: this part code can be change with the table policy\r | |
1313 | //\r | |
1314 | ASSERT (BootMode == BOOT_WITH_FULL_CONFIGURATION);\r | |
30541881 RN |
1315 | \r |
1316 | //\r | |
e64a2ebe | 1317 | // Logo show\r |
30541881 | 1318 | //\r |
a3cd5cd5 LE |
1319 | BootLogoEnableLogo (\r |
1320 | ImageFormatBmp, // ImageFormat\r | |
1321 | PcdGetPtr (PcdLogoFile), // Logo\r | |
1322 | EdkiiPlatformLogoDisplayAttributeCenter, // Attribute\r | |
1323 | 0, // OffsetX\r | |
1324 | 0 // OffsetY\r | |
1325 | );\r | |
30541881 RN |
1326 | \r |
1327 | //\r | |
1328 | // Perform some platform specific connect sequence\r | |
1329 | //\r | |
1330 | PlatformBdsConnectSequence ();\r | |
1331 | \r | |
1332 | //\r | |
1333 | // Process QEMU's -kernel command line option\r | |
1334 | //\r | |
1335 | TryRunningQemuKernel ();\r | |
30541881 | 1336 | \r |
04fe914b RN |
1337 | EfiBootManagerRefreshAllBootOption ();\r |
1338 | \r | |
14b2ebc3 GL |
1339 | //\r |
1340 | // Register UEFI Shell\r | |
1341 | //\r | |
1342 | PlatformRegisterFvBootOption (\r | |
1343 | PcdGetPtr (PcdShellFile), L"EFI Internal Shell", LOAD_OPTION_ACTIVE\r | |
1344 | );\r | |
1345 | \r | |
2542feea | 1346 | SetBootOrderFromQemu ();\r |
30541881 RN |
1347 | }\r |
1348 | \r | |
30541881 RN |
1349 | /**\r |
1350 | This notification function is invoked when an instance of the\r | |
1351 | EFI_DEVICE_PATH_PROTOCOL is produced.\r | |
1352 | \r | |
1353 | @param Event The event that occured\r | |
1354 | @param Context For EFI compatiblity. Not used.\r | |
1355 | \r | |
1356 | **/\r | |
1357 | VOID\r | |
1358 | EFIAPI\r | |
1359 | NotifyDevPath (\r | |
1360 | IN EFI_EVENT Event,\r | |
1361 | IN VOID *Context\r | |
1362 | )\r | |
1363 | {\r | |
1364 | EFI_HANDLE Handle;\r | |
1365 | EFI_STATUS Status;\r | |
1366 | UINTN BufferSize;\r | |
1367 | EFI_DEVICE_PATH_PROTOCOL *DevPathNode;\r | |
1368 | ATAPI_DEVICE_PATH *Atapi;\r | |
1369 | \r | |
1370 | //\r | |
1371 | // Examine all new handles\r | |
1372 | //\r | |
1373 | for (;;) {\r | |
1374 | //\r | |
1375 | // Get the next handle\r | |
1376 | //\r | |
1377 | BufferSize = sizeof (Handle);\r | |
1378 | Status = gBS->LocateHandle (\r | |
1379 | ByRegisterNotify,\r | |
1380 | NULL,\r | |
1381 | mEfiDevPathNotifyReg,\r | |
1382 | &BufferSize,\r | |
1383 | &Handle\r | |
1384 | );\r | |
1385 | \r | |
1386 | //\r | |
1387 | // If not found, we're done\r | |
1388 | //\r | |
1389 | if (EFI_NOT_FOUND == Status) {\r | |
1390 | break;\r | |
1391 | }\r | |
1392 | \r | |
1393 | if (EFI_ERROR (Status)) {\r | |
1394 | continue;\r | |
1395 | }\r | |
1396 | \r | |
1397 | //\r | |
1398 | // Get the DevicePath protocol on that handle\r | |
1399 | //\r | |
1400 | Status = gBS->HandleProtocol (Handle, &gEfiDevicePathProtocolGuid, (VOID **)&DevPathNode);\r | |
1401 | ASSERT_EFI_ERROR (Status);\r | |
1402 | \r | |
1403 | while (!IsDevicePathEnd (DevPathNode)) {\r | |
1404 | //\r | |
1405 | // Find the handler to dump this device path node\r | |
1406 | //\r | |
1407 | if (\r | |
1408 | (DevicePathType(DevPathNode) == MESSAGING_DEVICE_PATH) &&\r | |
1409 | (DevicePathSubType(DevPathNode) == MSG_ATAPI_DP)\r | |
1410 | ) {\r | |
1411 | Atapi = (ATAPI_DEVICE_PATH*) DevPathNode;\r | |
1412 | PciOr16 (\r | |
1413 | PCI_LIB_ADDRESS (\r | |
1414 | 0,\r | |
1415 | 1,\r | |
1416 | 1,\r | |
1417 | (Atapi->PrimarySecondary == 1) ? 0x42: 0x40\r | |
1418 | ),\r | |
1419 | BIT15\r | |
1420 | );\r | |
1421 | }\r | |
1422 | \r | |
1423 | //\r | |
1424 | // Next device path node\r | |
1425 | //\r | |
1426 | DevPathNode = NextDevicePathNode (DevPathNode);\r | |
1427 | }\r | |
1428 | }\r | |
1429 | \r | |
1430 | return;\r | |
1431 | }\r | |
1432 | \r | |
1433 | \r | |
1434 | VOID\r | |
1435 | InstallDevicePathCallback (\r | |
1436 | VOID\r | |
1437 | )\r | |
1438 | {\r | |
1439 | DEBUG ((EFI_D_INFO, "Registered NotifyDevPath Event\n"));\r | |
1440 | mEfiDevPathEvent = EfiCreateProtocolNotifyEvent (\r | |
1441 | &gEfiDevicePathProtocolGuid,\r | |
1442 | TPL_CALLBACK,\r | |
1443 | NotifyDevPath,\r | |
1444 | NULL,\r | |
1445 | &mEfiDevPathNotifyReg\r | |
1446 | );\r | |
1447 | }\r | |
1448 | \r | |
a7566234 RN |
1449 | /**\r |
1450 | This function is called each second during the boot manager waits the timeout.\r | |
1451 | \r | |
1452 | @param TimeoutRemain The remaining timeout.\r | |
1453 | **/\r | |
1454 | VOID\r | |
1455 | EFIAPI\r | |
1456 | PlatformBootManagerWaitCallback (\r | |
1457 | UINT16 TimeoutRemain\r | |
1458 | )\r | |
1459 | {\r | |
fd096a99 LE |
1460 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION Black;\r |
1461 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION White;\r | |
1462 | UINT16 Timeout;\r | |
1463 | \r | |
1464 | Timeout = PcdGet16 (PcdPlatformBootTimeOut);\r | |
1465 | \r | |
1466 | Black.Raw = 0x00000000;\r | |
1467 | White.Raw = 0x00FFFFFF;\r | |
1468 | \r | |
1469 | BootLogoUpdateProgress (\r | |
1470 | White.Pixel,\r | |
1471 | Black.Pixel,\r | |
1472 | L"Start boot option",\r | |
1473 | White.Pixel,\r | |
1474 | (Timeout - TimeoutRemain) * 100 / Timeout,\r | |
1475 | 0\r | |
1476 | );\r | |
a7566234 RN |
1477 | }\r |
1478 | \r |