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1 | /** @file\r | |
2 | handles console redirection from boot manager\r | |
3 | \r | |
4 | Copyright (c) 2004 - 2008, Intel Corporation. <BR>\r | |
5 | All rights reserved. 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 "BootMaint.h"\r | |
16 | \r | |
17 | EFI_DEVICE_PATH_PROTOCOL *\r | |
18 | DevicePathInstanceDup (\r | |
19 | IN EFI_DEVICE_PATH_PROTOCOL *DevPath\r | |
20 | );\r | |
21 | \r | |
22 | EFI_STATUS\r | |
23 | UpdateComAttributeFromVariable (\r | |
24 | EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
25 | );\r | |
26 | \r | |
27 | EFI_STATUS\r | |
28 | ChangeTerminalDevicePath (\r | |
29 | EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
30 | BOOLEAN ChangeTerminal\r | |
31 | )\r | |
32 | {\r | |
33 | EFI_DEVICE_PATH_PROTOCOL *Node;\r | |
34 | EFI_DEVICE_PATH_PROTOCOL *Node1;\r | |
35 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
36 | UART_DEVICE_PATH *Uart;\r | |
37 | UART_DEVICE_PATH *Uart1;\r | |
38 | UINTN Com;\r | |
39 | UINT32 Match;\r | |
40 | BM_TERMINAL_CONTEXT *NewTerminalContext;\r | |
41 | BM_MENU_ENTRY *NewMenuEntry;\r | |
42 | \r | |
43 | Match = EISA_PNP_ID (0x0501);\r | |
44 | Node = DevicePath;\r | |
45 | Node = NextDevicePathNode (Node);\r | |
46 | Com = 0;\r | |
47 | while (!IsDevicePathEnd (Node)) {\r | |
48 | if ((DevicePathType (Node) == ACPI_DEVICE_PATH) && (DevicePathSubType (Node) == ACPI_DP)) {\r | |
49 | Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r | |
50 | if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r | |
51 | CopyMem (&Com, &Acpi->UID, sizeof (UINT32));\r | |
52 | }\r | |
53 | }\r | |
54 | \r | |
55 | NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Com);\r | |
56 | if (NULL == NewMenuEntry) {\r | |
57 | return EFI_NOT_FOUND;\r | |
58 | }\r | |
59 | \r | |
60 | NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r | |
61 | if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r | |
62 | Uart = (UART_DEVICE_PATH *) Node;\r | |
63 | CopyMem (\r | |
64 | &Uart->BaudRate,\r | |
65 | &NewTerminalContext->BaudRate,\r | |
66 | sizeof (UINT64)\r | |
67 | );\r | |
68 | \r | |
69 | CopyMem (\r | |
70 | &Uart->DataBits,\r | |
71 | &NewTerminalContext->DataBits,\r | |
72 | sizeof (UINT8)\r | |
73 | );\r | |
74 | \r | |
75 | CopyMem (\r | |
76 | &Uart->Parity,\r | |
77 | &NewTerminalContext->Parity,\r | |
78 | sizeof (UINT8)\r | |
79 | );\r | |
80 | \r | |
81 | CopyMem (\r | |
82 | &Uart->StopBits,\r | |
83 | &NewTerminalContext->StopBits,\r | |
84 | sizeof (UINT8)\r | |
85 | );\r | |
86 | //\r | |
87 | // Change the device path in the ComPort\r | |
88 | //\r | |
89 | if (ChangeTerminal) {\r | |
90 | Node1 = NewTerminalContext->DevicePath;\r | |
91 | Node1 = NextDevicePathNode (Node1);\r | |
92 | while (!IsDevicePathEnd (Node1)) {\r | |
93 | if ((DevicePathType (Node1) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node1) == MSG_UART_DP)) {\r | |
94 | Uart1 = (UART_DEVICE_PATH *) Node1;\r | |
95 | CopyMem (\r | |
96 | &Uart1->BaudRate,\r | |
97 | &NewTerminalContext->BaudRate,\r | |
98 | sizeof (UINT64)\r | |
99 | );\r | |
100 | \r | |
101 | CopyMem (\r | |
102 | &Uart1->DataBits,\r | |
103 | &NewTerminalContext->DataBits,\r | |
104 | sizeof (UINT8)\r | |
105 | );\r | |
106 | \r | |
107 | CopyMem (\r | |
108 | &Uart1->Parity,\r | |
109 | &NewTerminalContext->Parity,\r | |
110 | sizeof (UINT8)\r | |
111 | );\r | |
112 | \r | |
113 | CopyMem (\r | |
114 | &Uart1->StopBits,\r | |
115 | &NewTerminalContext->StopBits,\r | |
116 | sizeof (UINT8)\r | |
117 | );\r | |
118 | break;\r | |
119 | }\r | |
120 | //\r | |
121 | // end if\r | |
122 | //\r | |
123 | Node1 = NextDevicePathNode (Node1);\r | |
124 | }\r | |
125 | //\r | |
126 | // end while\r | |
127 | //\r | |
128 | break;\r | |
129 | }\r | |
130 | }\r | |
131 | \r | |
132 | Node = NextDevicePathNode (Node);\r | |
133 | }\r | |
134 | \r | |
135 | return EFI_SUCCESS;\r | |
136 | \r | |
137 | }\r | |
138 | \r | |
139 | VOID\r | |
140 | ChangeVariableDevicePath (\r | |
141 | EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
142 | )\r | |
143 | {\r | |
144 | EFI_DEVICE_PATH_PROTOCOL *Node;\r | |
145 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
146 | UART_DEVICE_PATH *Uart;\r | |
147 | UINTN Com;\r | |
148 | UINT32 Match;\r | |
149 | BM_TERMINAL_CONTEXT *NewTerminalContext;\r | |
150 | BM_MENU_ENTRY *NewMenuEntry;\r | |
151 | \r | |
152 | Match = EISA_PNP_ID (0x0501);\r | |
153 | Node = DevicePath;\r | |
154 | Node = NextDevicePathNode (Node);\r | |
155 | Com = 0;\r | |
156 | while (!IsDevicePathEnd (Node)) {\r | |
157 | if ((DevicePathType (Node) == ACPI_DEVICE_PATH) && (DevicePathSubType (Node) == ACPI_DP)) {\r | |
158 | Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r | |
159 | if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r | |
160 | CopyMem (&Com, &Acpi->UID, sizeof (UINT32));\r | |
161 | }\r | |
162 | }\r | |
163 | \r | |
164 | if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r | |
165 | NewMenuEntry = BOpt_GetMenuEntry (\r | |
166 | &TerminalMenu,\r | |
167 | Com\r | |
168 | );\r | |
169 | ASSERT (NewMenuEntry != NULL);\r | |
170 | NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r | |
171 | Uart = (UART_DEVICE_PATH *) Node;\r | |
172 | CopyMem (\r | |
173 | &Uart->BaudRate,\r | |
174 | &NewTerminalContext->BaudRate,\r | |
175 | sizeof (UINT64)\r | |
176 | );\r | |
177 | \r | |
178 | CopyMem (\r | |
179 | &Uart->DataBits,\r | |
180 | &NewTerminalContext->DataBits,\r | |
181 | sizeof (UINT8)\r | |
182 | );\r | |
183 | \r | |
184 | CopyMem (\r | |
185 | &Uart->Parity,\r | |
186 | &NewTerminalContext->Parity,\r | |
187 | sizeof (UINT8)\r | |
188 | );\r | |
189 | \r | |
190 | CopyMem (\r | |
191 | &Uart->StopBits,\r | |
192 | &NewTerminalContext->StopBits,\r | |
193 | sizeof (UINT8)\r | |
194 | );\r | |
195 | }\r | |
196 | \r | |
197 | Node = NextDevicePathNode (Node);\r | |
198 | }\r | |
199 | \r | |
200 | return ;\r | |
201 | }\r | |
202 | \r | |
203 | BOOLEAN\r | |
204 | RetrieveUartUid (\r | |
205 | IN EFI_HANDLE Handle,\r | |
206 | IN OUT UINT32 *AcpiUid\r | |
207 | )\r | |
208 | /*++\r | |
209 | \r | |
210 | Routine Description:\r | |
211 | Retrieve ACPI UID of UART from device path\r | |
212 | \r | |
213 | Arguments:\r | |
214 | Handles - EFI_SERIAL_IO_PROTOCOL handle\r | |
215 | \r | |
216 | Returns:\r | |
217 | TRUE - Find valid UID from device path\r | |
218 | FALSE - Can't find\r | |
219 | \r | |
220 | --*/\r | |
221 | {\r | |
222 | UINT32 Match;\r | |
223 | UINT8 *Ptr;\r | |
224 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
225 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
226 | \r | |
227 | gBS->HandleProtocol (\r | |
228 | Handle,\r | |
229 | &gEfiDevicePathProtocolGuid,\r | |
230 | (VOID **) &DevicePath\r | |
231 | );\r | |
232 | Ptr = (UINT8 *) DevicePath;\r | |
233 | \r | |
234 | while (*Ptr != END_DEVICE_PATH_TYPE) {\r | |
235 | Ptr++;\r | |
236 | }\r | |
237 | \r | |
238 | Ptr = Ptr - sizeof (UART_DEVICE_PATH) - sizeof (ACPI_HID_DEVICE_PATH);\r | |
239 | Acpi = (ACPI_HID_DEVICE_PATH *) Ptr;\r | |
240 | Match = EISA_PNP_ID (0x0501);\r | |
241 | \r | |
242 | if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r | |
243 | if (AcpiUid != NULL) {\r | |
244 | *AcpiUid = Acpi->UID;\r | |
245 | }\r | |
246 | return TRUE;\r | |
247 | } else {\r | |
248 | return FALSE;\r | |
249 | }\r | |
250 | }\r | |
251 | \r | |
252 | VOID\r | |
253 | SortedUartHandle (\r | |
254 | IN EFI_HANDLE *Handles,\r | |
255 | IN UINTN NoHandles\r | |
256 | )\r | |
257 | /*++\r | |
258 | \r | |
259 | Routine Description:\r | |
260 | Sort Uart handles array with Acpi->UID from low to high\r | |
261 | \r | |
262 | Arguments:\r | |
263 | Handles - EFI_SERIAL_IO_PROTOCOL handle buffer\r | |
264 | NoHandles - EFI_SERIAL_IO_PROTOCOL handle count\r | |
265 | \r | |
266 | Returns:\r | |
267 | None\r | |
268 | \r | |
269 | --*/\r | |
270 | {\r | |
271 | UINTN Index1;\r | |
272 | UINTN Index2;\r | |
273 | UINTN Position;\r | |
274 | UINT32 AcpiUid1;\r | |
275 | UINT32 AcpiUid2;\r | |
276 | UINT32 TempAcpiUid;\r | |
277 | EFI_HANDLE TempHandle;\r | |
278 | \r | |
279 | for (Index1 = 0; Index1 < NoHandles-1; Index1++) {\r | |
280 | if (!RetrieveUartUid (Handles[Index1], &AcpiUid1)) {\r | |
281 | continue;\r | |
282 | }\r | |
283 | TempHandle = Handles[Index1];\r | |
284 | Position = Index1;\r | |
285 | TempAcpiUid = AcpiUid1;\r | |
286 | \r | |
287 | for (Index2 = Index1+1; Index2 < NoHandles; Index2++) {\r | |
288 | if (!RetrieveUartUid (Handles[Index2], &AcpiUid2)) {\r | |
289 | continue;\r | |
290 | }\r | |
291 | if (AcpiUid2 < TempAcpiUid) {\r | |
292 | TempAcpiUid = AcpiUid2;\r | |
293 | TempHandle = Handles[Index2];\r | |
294 | Position = Index2;\r | |
295 | }\r | |
296 | }\r | |
297 | Handles[Position] = Handles[Index1];\r | |
298 | Handles[Index1] = TempHandle;\r | |
299 | }\r | |
300 | }\r | |
301 | \r | |
302 | BOOLEAN\r | |
303 | IsTerminalDevicePath (\r | |
304 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
305 | OUT TYPE_OF_TERMINAL *Termi,\r | |
306 | OUT UINTN *Com\r | |
307 | );\r | |
308 | \r | |
309 | EFI_STATUS\r | |
310 | LocateSerialIo (\r | |
311 | VOID\r | |
312 | )\r | |
313 | /*++\r | |
314 | \r | |
315 | Routine Description:\r | |
316 | Build a list containing all serial devices\r | |
317 | \r | |
318 | Arguments:\r | |
319 | \r | |
320 | Returns:\r | |
321 | \r | |
322 | --*/\r | |
323 | {\r | |
324 | UINT8 *Ptr;\r | |
325 | UINTN Index;\r | |
326 | UINTN Index2;\r | |
327 | UINTN NoHandles;\r | |
328 | EFI_HANDLE *Handles;\r | |
329 | EFI_STATUS Status;\r | |
330 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
331 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
332 | UINT32 Match;\r | |
333 | EFI_SERIAL_IO_PROTOCOL *SerialIo;\r | |
334 | EFI_DEVICE_PATH_PROTOCOL *OutDevicePath;\r | |
335 | EFI_DEVICE_PATH_PROTOCOL *InpDevicePath;\r | |
336 | EFI_DEVICE_PATH_PROTOCOL *ErrDevicePath;\r | |
337 | BM_MENU_ENTRY *NewMenuEntry;\r | |
338 | BM_TERMINAL_CONTEXT *NewTerminalContext;\r | |
339 | EFI_DEVICE_PATH_PROTOCOL *NewDevicePath;\r | |
340 | VENDOR_DEVICE_PATH Vendor;\r | |
341 | //\r | |
342 | // Get all handles that have SerialIo protocol installed\r | |
343 | //\r | |
344 | InitializeListHead (&TerminalMenu.Head);\r | |
345 | TerminalMenu.MenuNumber = 0;\r | |
346 | Status = gBS->LocateHandleBuffer (\r | |
347 | ByProtocol,\r | |
348 | &gEfiSerialIoProtocolGuid,\r | |
349 | NULL,\r | |
350 | &NoHandles,\r | |
351 | &Handles\r | |
352 | );\r | |
353 | if (EFI_ERROR (Status)) {\r | |
354 | //\r | |
355 | // No serial ports present\r | |
356 | //\r | |
357 | return EFI_UNSUPPORTED;\r | |
358 | }\r | |
359 | \r | |
360 | //\r | |
361 | // Sort Uart handles array with Acpi->UID from low to high\r | |
362 | // then Terminal menu can be built from low Acpi->UID to high Acpi->UID\r | |
363 | //\r | |
364 | SortedUartHandle (Handles, NoHandles);\r | |
365 | \r | |
366 | for (Index = 0; Index < NoHandles; Index++) {\r | |
367 | //\r | |
368 | // Check to see whether the handle has DevicePath Protocol installed\r | |
369 | //\r | |
370 | gBS->HandleProtocol (\r | |
371 | Handles[Index],\r | |
372 | &gEfiDevicePathProtocolGuid,\r | |
373 | (VOID **) &DevicePath\r | |
374 | );\r | |
375 | Ptr = (UINT8 *) DevicePath;\r | |
376 | while (*Ptr != END_DEVICE_PATH_TYPE) {\r | |
377 | Ptr++;\r | |
378 | }\r | |
379 | \r | |
380 | Ptr = Ptr - sizeof (UART_DEVICE_PATH) - sizeof (ACPI_HID_DEVICE_PATH);\r | |
381 | Acpi = (ACPI_HID_DEVICE_PATH *) Ptr;\r | |
382 | Match = EISA_PNP_ID (0x0501);\r | |
383 | \r | |
384 | if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r | |
385 | NewMenuEntry = BOpt_CreateMenuEntry (BM_TERMINAL_CONTEXT_SELECT);\r | |
386 | if (!NewMenuEntry) {\r | |
387 | SafeFreePool (Handles);\r | |
388 | return EFI_OUT_OF_RESOURCES;\r | |
389 | }\r | |
390 | \r | |
391 | NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r | |
392 | CopyMem (&NewMenuEntry->OptionNumber, &Acpi->UID, sizeof (UINT32));\r | |
393 | NewTerminalContext->DevicePath = DevicePathInstanceDup (DevicePath);\r | |
394 | //\r | |
395 | // BugBug: I have no choice, calling EfiLibStrFromDatahub will hang the system!\r | |
396 | // coz' the misc data for each platform is not correct, actually it's the device path stored in\r | |
397 | // datahub which is not completed, so a searching for end of device path will enter a\r | |
398 | // dead-loop.\r | |
399 | //\r | |
400 | NewMenuEntry->DisplayString = EfiLibStrFromDatahub (DevicePath);\r | |
401 | if (NULL == NewMenuEntry->DisplayString) {\r | |
402 | NewMenuEntry->DisplayString = DevicePathToStr (DevicePath);\r | |
403 | }\r | |
404 | \r | |
405 | NewMenuEntry->HelpString = NULL;\r | |
406 | \r | |
407 | gBS->HandleProtocol (\r | |
408 | Handles[Index],\r | |
409 | &gEfiSerialIoProtocolGuid,\r | |
410 | (VOID **) &SerialIo\r | |
411 | );\r | |
412 | \r | |
413 | CopyMem (\r | |
414 | &NewTerminalContext->BaudRate,\r | |
415 | &SerialIo->Mode->BaudRate,\r | |
416 | sizeof (UINT64)\r | |
417 | );\r | |
418 | \r | |
419 | CopyMem (\r | |
420 | &NewTerminalContext->DataBits,\r | |
421 | &SerialIo->Mode->DataBits,\r | |
422 | sizeof (UINT8)\r | |
423 | );\r | |
424 | \r | |
425 | CopyMem (\r | |
426 | &NewTerminalContext->Parity,\r | |
427 | &SerialIo->Mode->Parity,\r | |
428 | sizeof (UINT8)\r | |
429 | );\r | |
430 | \r | |
431 | CopyMem (\r | |
432 | &NewTerminalContext->StopBits,\r | |
433 | &SerialIo->Mode->StopBits,\r | |
434 | sizeof (UINT8)\r | |
435 | );\r | |
436 | InsertTailList (&TerminalMenu.Head, &NewMenuEntry->Link);\r | |
437 | TerminalMenu.MenuNumber++;\r | |
438 | }\r | |
439 | }\r | |
440 | SafeFreePool (Handles);\r | |
441 | \r | |
442 | //\r | |
443 | // Get L"ConOut", L"ConIn" and L"ErrOut" from the Var\r | |
444 | //\r | |
445 | OutDevicePath = EfiLibGetVariable (L"ConOut", &gEfiGlobalVariableGuid);\r | |
446 | InpDevicePath = EfiLibGetVariable (L"ConIn", &gEfiGlobalVariableGuid);\r | |
447 | ErrDevicePath = EfiLibGetVariable (L"ErrOut", &gEfiGlobalVariableGuid);\r | |
448 | if (OutDevicePath) {\r | |
449 | UpdateComAttributeFromVariable (OutDevicePath);\r | |
450 | }\r | |
451 | \r | |
452 | if (InpDevicePath) {\r | |
453 | UpdateComAttributeFromVariable (InpDevicePath);\r | |
454 | }\r | |
455 | \r | |
456 | if (ErrDevicePath) {\r | |
457 | UpdateComAttributeFromVariable (ErrDevicePath);\r | |
458 | }\r | |
459 | \r | |
460 | for (Index = 0; Index < TerminalMenu.MenuNumber; Index++) {\r | |
461 | NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Index);\r | |
462 | if (NULL == NewMenuEntry) {\r | |
463 | return EFI_NOT_FOUND;\r | |
464 | }\r | |
465 | \r | |
466 | NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r | |
467 | \r | |
468 | NewTerminalContext->TerminalType = 0;\r | |
469 | NewTerminalContext->IsConIn = FALSE;\r | |
470 | NewTerminalContext->IsConOut = FALSE;\r | |
471 | NewTerminalContext->IsStdErr = FALSE;\r | |
472 | \r | |
473 | Vendor.Header.Type = MESSAGING_DEVICE_PATH;\r | |
474 | Vendor.Header.SubType = MSG_VENDOR_DP;\r | |
475 | \r | |
476 | for (Index2 = 0; Index2 < 4; Index2++) {\r | |
477 | CopyMem (&Vendor.Guid, &Guid[Index2], sizeof (EFI_GUID));\r | |
478 | SetDevicePathNodeLength (&Vendor.Header, sizeof (VENDOR_DEVICE_PATH));\r | |
479 | NewDevicePath = AppendDevicePathNode (\r | |
480 | NewTerminalContext->DevicePath,\r | |
481 | (EFI_DEVICE_PATH_PROTOCOL *) &Vendor\r | |
482 | );\r | |
483 | SafeFreePool (NewMenuEntry->HelpString);\r | |
484 | //\r | |
485 | // NewMenuEntry->HelpString = DevicePathToStr (NewDevicePath);\r | |
486 | // NewMenuEntry->DisplayString = NewMenuEntry->HelpString;\r | |
487 | //\r | |
488 | NewMenuEntry->HelpString = NULL;\r | |
489 | \r | |
490 | if (BdsLibMatchDevicePaths (OutDevicePath, NewDevicePath)) {\r | |
491 | NewTerminalContext->IsConOut = TRUE;\r | |
492 | NewTerminalContext->TerminalType = (UINT8) Index2;\r | |
493 | }\r | |
494 | \r | |
495 | if (BdsLibMatchDevicePaths (InpDevicePath, NewDevicePath)) {\r | |
496 | NewTerminalContext->IsConIn = TRUE;\r | |
497 | NewTerminalContext->TerminalType = (UINT8) Index2;\r | |
498 | }\r | |
499 | \r | |
500 | if (BdsLibMatchDevicePaths (ErrDevicePath, NewDevicePath)) {\r | |
501 | NewTerminalContext->IsStdErr = TRUE;\r | |
502 | NewTerminalContext->TerminalType = (UINT8) Index2;\r | |
503 | }\r | |
504 | }\r | |
505 | }\r | |
506 | \r | |
507 | return EFI_SUCCESS;\r | |
508 | }\r | |
509 | \r | |
510 | EFI_STATUS\r | |
511 | UpdateComAttributeFromVariable (\r | |
512 | EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
513 | )\r | |
514 | /*++\r | |
515 | \r | |
516 | Routine Description:\r | |
517 | Update Com Ports attributes from DevicePath\r | |
518 | \r | |
519 | Arguments:\r | |
520 | DevicePath - DevicePath that contains Com ports\r | |
521 | \r | |
522 | Returns:\r | |
523 | \r | |
524 | --*/\r | |
525 | {\r | |
526 | EFI_DEVICE_PATH_PROTOCOL *Node;\r | |
527 | EFI_DEVICE_PATH_PROTOCOL *SerialNode;\r | |
528 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
529 | UART_DEVICE_PATH *Uart;\r | |
530 | UART_DEVICE_PATH *Uart1;\r | |
531 | UINT32 Match;\r | |
532 | UINTN TerminalNumber;\r | |
533 | BM_MENU_ENTRY *NewMenuEntry;\r | |
534 | BM_TERMINAL_CONTEXT *NewTerminalContext;\r | |
535 | UINTN Index;\r | |
536 | \r | |
537 | Match = EISA_PNP_ID (0x0501);\r | |
538 | Node = DevicePath;\r | |
539 | Node = NextDevicePathNode (Node);\r | |
540 | TerminalNumber = 0;\r | |
541 | for (Index = 0; Index < TerminalMenu.MenuNumber; Index++) {\r | |
542 | while (!IsDevicePathEnd (Node)) {\r | |
543 | if ((DevicePathType (Node) == ACPI_DEVICE_PATH) && (DevicePathSubType (Node) == ACPI_DP)) {\r | |
544 | Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r | |
545 | if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r | |
546 | CopyMem (&TerminalNumber, &Acpi->UID, sizeof (UINT32));\r | |
547 | }\r | |
548 | }\r | |
549 | \r | |
550 | if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r | |
551 | Uart = (UART_DEVICE_PATH *) Node;\r | |
552 | NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, TerminalNumber);\r | |
553 | if (NULL == NewMenuEntry) {\r | |
554 | return EFI_NOT_FOUND;\r | |
555 | }\r | |
556 | \r | |
557 | NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r | |
558 | CopyMem (\r | |
559 | &NewTerminalContext->BaudRate,\r | |
560 | &Uart->BaudRate,\r | |
561 | sizeof (UINT64)\r | |
562 | );\r | |
563 | \r | |
564 | CopyMem (\r | |
565 | &NewTerminalContext->DataBits,\r | |
566 | &Uart->DataBits,\r | |
567 | sizeof (UINT8)\r | |
568 | );\r | |
569 | \r | |
570 | CopyMem (\r | |
571 | &NewTerminalContext->Parity,\r | |
572 | &Uart->Parity,\r | |
573 | sizeof (UINT8)\r | |
574 | );\r | |
575 | \r | |
576 | CopyMem (\r | |
577 | &NewTerminalContext->StopBits,\r | |
578 | &Uart->StopBits,\r | |
579 | sizeof (UINT8)\r | |
580 | );\r | |
581 | \r | |
582 | SerialNode = NewTerminalContext->DevicePath;\r | |
583 | SerialNode = NextDevicePathNode (SerialNode);\r | |
584 | while (!IsDevicePathEnd (SerialNode)) {\r | |
585 | if ((DevicePathType (SerialNode) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (SerialNode) == MSG_UART_DP)) {\r | |
586 | //\r | |
587 | // Update following device paths according to\r | |
588 | // previous acquired uart attributes\r | |
589 | //\r | |
590 | Uart1 = (UART_DEVICE_PATH *) SerialNode;\r | |
591 | CopyMem (\r | |
592 | &Uart1->BaudRate,\r | |
593 | &NewTerminalContext->BaudRate,\r | |
594 | sizeof (UINT64)\r | |
595 | );\r | |
596 | \r | |
597 | CopyMem (\r | |
598 | &Uart1->DataBits,\r | |
599 | &NewTerminalContext->DataBits,\r | |
600 | sizeof (UINT8)\r | |
601 | );\r | |
602 | CopyMem (\r | |
603 | &Uart1->Parity,\r | |
604 | &NewTerminalContext->Parity,\r | |
605 | sizeof (UINT8)\r | |
606 | );\r | |
607 | CopyMem (\r | |
608 | &Uart1->StopBits,\r | |
609 | &NewTerminalContext->StopBits,\r | |
610 | sizeof (UINT8)\r | |
611 | );\r | |
612 | \r | |
613 | break;\r | |
614 | }\r | |
615 | \r | |
616 | SerialNode = NextDevicePathNode (SerialNode);\r | |
617 | }\r | |
618 | //\r | |
619 | // end while\r | |
620 | //\r | |
621 | }\r | |
622 | \r | |
623 | Node = NextDevicePathNode (Node);\r | |
624 | }\r | |
625 | //\r | |
626 | // end while\r | |
627 | //\r | |
628 | }\r | |
629 | \r | |
630 | return EFI_SUCCESS;\r | |
631 | }\r | |
632 | \r | |
633 | EFI_DEVICE_PATH_PROTOCOL *\r | |
634 | DevicePathInstanceDup (\r | |
635 | IN EFI_DEVICE_PATH_PROTOCOL *DevPath\r | |
636 | )\r | |
637 | /*++\r | |
638 | \r | |
639 | Routine Description:\r | |
640 | Function creates a device path data structure that identically matches the\r | |
641 | device path passed in.\r | |
642 | \r | |
643 | Arguments:\r | |
644 | DevPath - A pointer to a device path data structure.\r | |
645 | \r | |
646 | Returns:\r | |
647 | \r | |
648 | The new copy of DevPath is created to identically match the input.\r | |
649 | Otherwise, NULL is returned.\r | |
650 | \r | |
651 | --*/\r | |
652 | {\r | |
653 | EFI_DEVICE_PATH_PROTOCOL *NewDevPath;\r | |
654 | EFI_DEVICE_PATH_PROTOCOL *DevicePathInst;\r | |
655 | EFI_DEVICE_PATH_PROTOCOL *Temp;\r | |
656 | UINT8 *Ptr;\r | |
657 | UINTN Size;\r | |
658 | \r | |
659 | //\r | |
660 | // get the size of an instance from the input\r | |
661 | //\r | |
662 | Temp = DevPath;\r | |
663 | DevicePathInst = GetNextDevicePathInstance (&Temp, &Size);\r | |
664 | \r | |
665 | //\r | |
666 | // Make a copy and set proper end type\r | |
667 | //\r | |
668 | NewDevPath = NULL;\r | |
669 | if (Size) {\r | |
670 | NewDevPath = EfiAllocateZeroPool (Size);\r | |
671 | ASSERT (NewDevPath != NULL);\r | |
672 | }\r | |
673 | \r | |
674 | if (NewDevPath) {\r | |
675 | CopyMem (NewDevPath, DevicePathInst, Size);\r | |
676 | Ptr = (UINT8 *) NewDevPath;\r | |
677 | Ptr += Size - sizeof (EFI_DEVICE_PATH_PROTOCOL);\r | |
678 | Temp = (EFI_DEVICE_PATH_PROTOCOL *) Ptr;\r | |
679 | SetDevicePathEndNode (Temp);\r | |
680 | }\r | |
681 | \r | |
682 | return NewDevPath;\r | |
683 | }\r | |
684 | \r | |
685 | EFI_STATUS\r | |
686 | GetConsoleMenu (\r | |
687 | IN UINTN ConsoleMenuType\r | |
688 | )\r | |
689 | {\r | |
690 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
691 | EFI_DEVICE_PATH_PROTOCOL *AllDevicePath;\r | |
692 | EFI_DEVICE_PATH_PROTOCOL *MultiDevicePath;\r | |
693 | EFI_DEVICE_PATH_PROTOCOL *DevicePathInst;\r | |
694 | UINTN Size;\r | |
695 | UINTN AllCount;\r | |
696 | UINTN Index;\r | |
697 | UINTN Index2;\r | |
698 | BM_MENU_ENTRY *NewMenuEntry;\r | |
699 | BM_CONSOLE_CONTEXT *NewConsoleContext;\r | |
700 | TYPE_OF_TERMINAL Terminal;\r | |
701 | UINTN Com;\r | |
702 | BM_MENU_OPTION *ConsoleMenu;\r | |
703 | \r | |
704 | DevicePath = NULL;\r | |
705 | AllDevicePath = NULL;\r | |
706 | AllCount = 0;\r | |
707 | switch (ConsoleMenuType) {\r | |
708 | case BM_CONSOLE_IN_CONTEXT_SELECT:\r | |
709 | ConsoleMenu = &ConsoleInpMenu;\r | |
710 | DevicePath = EfiLibGetVariable (\r | |
711 | L"ConIn",\r | |
712 | &gEfiGlobalVariableGuid\r | |
713 | );\r | |
714 | \r | |
715 | AllDevicePath = EfiLibGetVariable (\r | |
716 | L"ConInDev",\r | |
717 | &gEfiGlobalVariableGuid\r | |
718 | );\r | |
719 | break;\r | |
720 | \r | |
721 | case BM_CONSOLE_OUT_CONTEXT_SELECT:\r | |
722 | ConsoleMenu = &ConsoleOutMenu;\r | |
723 | DevicePath = EfiLibGetVariable (\r | |
724 | L"ConOut",\r | |
725 | &gEfiGlobalVariableGuid\r | |
726 | );\r | |
727 | \r | |
728 | AllDevicePath = EfiLibGetVariable (\r | |
729 | L"ConOutDev",\r | |
730 | &gEfiGlobalVariableGuid\r | |
731 | );\r | |
732 | break;\r | |
733 | \r | |
734 | case BM_CONSOLE_ERR_CONTEXT_SELECT:\r | |
735 | ConsoleMenu = &ConsoleErrMenu;\r | |
736 | DevicePath = EfiLibGetVariable (\r | |
737 | L"ErrOut",\r | |
738 | &gEfiGlobalVariableGuid\r | |
739 | );\r | |
740 | \r | |
741 | AllDevicePath = EfiLibGetVariable (\r | |
742 | L"ErrOutDev",\r | |
743 | &gEfiGlobalVariableGuid\r | |
744 | );\r | |
745 | break;\r | |
746 | \r | |
747 | default:\r | |
748 | return EFI_UNSUPPORTED;\r | |
749 | }\r | |
750 | \r | |
751 | if (NULL == AllDevicePath) {\r | |
752 | return EFI_NOT_FOUND;\r | |
753 | }\r | |
754 | \r | |
755 | InitializeListHead (&ConsoleMenu->Head);\r | |
756 | \r | |
757 | AllCount = EfiDevicePathInstanceCount (AllDevicePath);\r | |
758 | ConsoleMenu->MenuNumber = 0;\r | |
759 | //\r | |
760 | // Following is menu building up for Console Out Devices\r | |
761 | //\r | |
762 | MultiDevicePath = AllDevicePath;\r | |
763 | Index2 = 0;\r | |
764 | for (Index = 0; Index < AllCount; Index++) {\r | |
765 | DevicePathInst = GetNextDevicePathInstance (&MultiDevicePath, &Size);\r | |
766 | \r | |
767 | NewMenuEntry = BOpt_CreateMenuEntry (BM_CONSOLE_CONTEXT_SELECT);\r | |
768 | if (NULL == NewMenuEntry) {\r | |
769 | return EFI_OUT_OF_RESOURCES;\r | |
770 | }\r | |
771 | \r | |
772 | NewConsoleContext = (BM_CONSOLE_CONTEXT *) NewMenuEntry->VariableContext;\r | |
773 | NewMenuEntry->OptionNumber = Index2;\r | |
774 | \r | |
775 | NewConsoleContext->DevicePath = DevicePathInstanceDup (DevicePathInst);\r | |
776 | NewMenuEntry->DisplayString = EfiLibStrFromDatahub (NewConsoleContext->DevicePath);\r | |
777 | if (NULL == NewMenuEntry->DisplayString) {\r | |
778 | NewMenuEntry->DisplayString = DevicePathToStr (NewConsoleContext->DevicePath);\r | |
779 | }\r | |
780 | \r | |
781 | NewConsoleContext->IsTerminal = IsTerminalDevicePath (\r | |
782 | NewConsoleContext->DevicePath,\r | |
783 | &Terminal,\r | |
784 | &Com\r | |
785 | );\r | |
786 | \r | |
787 | NewConsoleContext->IsActive = BdsLibMatchDevicePaths (\r | |
788 | DevicePath,\r | |
789 | NewConsoleContext->DevicePath\r | |
790 | );\r | |
791 | \r | |
792 | if (NewConsoleContext->IsTerminal) {\r | |
793 | BOpt_DestroyMenuEntry (NewMenuEntry);\r | |
794 | } else {\r | |
795 | Index2++;\r | |
796 | ConsoleMenu->MenuNumber++;\r | |
797 | InsertTailList (&ConsoleMenu->Head, &NewMenuEntry->Link);\r | |
798 | }\r | |
799 | }\r | |
800 | \r | |
801 | return EFI_SUCCESS;\r | |
802 | }\r | |
803 | \r | |
804 | EFI_STATUS\r | |
805 | GetAllConsoles (\r | |
806 | VOID\r | |
807 | )\r | |
808 | /*++\r | |
809 | \r | |
810 | Routine Description:\r | |
811 | Build up ConsoleOutMenu, ConsoleInpMenu and ConsoleErrMenu\r | |
812 | \r | |
813 | Arguments:\r | |
814 | \r | |
815 | Returns:\r | |
816 | EFI_SUCCESS\r | |
817 | Others\r | |
818 | \r | |
819 | --*/\r | |
820 | {\r | |
821 | GetConsoleMenu (BM_CONSOLE_IN_CONTEXT_SELECT);\r | |
822 | GetConsoleMenu (BM_CONSOLE_OUT_CONTEXT_SELECT);\r | |
823 | GetConsoleMenu (BM_CONSOLE_ERR_CONTEXT_SELECT);\r | |
824 | return EFI_SUCCESS;\r | |
825 | }\r | |
826 | \r | |
827 | EFI_STATUS\r | |
828 | FreeAllConsoles (\r | |
829 | VOID\r | |
830 | )\r | |
831 | /*++\r | |
832 | \r | |
833 | Routine Description:\r | |
834 | Free ConsoleOutMenu, ConsoleInpMenu and ConsoleErrMenu\r | |
835 | \r | |
836 | Arguments:\r | |
837 | \r | |
838 | Returns:\r | |
839 | EFI_SUCCESS\r | |
840 | Others\r | |
841 | \r | |
842 | --*/\r | |
843 | {\r | |
844 | BOpt_FreeMenu (&ConsoleOutMenu);\r | |
845 | BOpt_FreeMenu (&ConsoleInpMenu);\r | |
846 | BOpt_FreeMenu (&ConsoleErrMenu);\r | |
847 | BOpt_FreeMenu (&TerminalMenu);\r | |
848 | return EFI_SUCCESS;\r | |
849 | }\r | |
850 | \r | |
851 | BOOLEAN\r | |
852 | IsTerminalDevicePath (\r | |
853 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
854 | OUT TYPE_OF_TERMINAL *Termi,\r | |
855 | OUT UINTN *Com\r | |
856 | )\r | |
857 | /*++\r | |
858 | \r | |
859 | Routine Description:\r | |
860 | Test whether DevicePath is a valid Terminal\r | |
861 | \r | |
862 | Arguments:\r | |
863 | DevicePath - DevicePath to be checked\r | |
864 | Termi - If is terminal, give its type\r | |
865 | Com - If is Com Port, give its type\r | |
866 | \r | |
867 | Returns:\r | |
868 | TRUE - If DevicePath point to a Terminal\r | |
869 | FALSE\r | |
870 | \r | |
871 | --*/\r | |
872 | {\r | |
873 | UINT8 *Ptr;\r | |
874 | BOOLEAN IsTerminal;\r | |
875 | VENDOR_DEVICE_PATH *Vendor;\r | |
876 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
877 | UINT32 Match;\r | |
878 | EFI_GUID TempGuid;\r | |
879 | \r | |
880 | IsTerminal = FALSE;\r | |
881 | \r | |
882 | //\r | |
883 | // Parse the Device Path, should be change later!!!\r | |
884 | //\r | |
885 | Ptr = (UINT8 *) DevicePath;\r | |
886 | while (*Ptr != END_DEVICE_PATH_TYPE) {\r | |
887 | Ptr++;\r | |
888 | }\r | |
889 | \r | |
890 | Ptr = Ptr - sizeof (VENDOR_DEVICE_PATH);\r | |
891 | Vendor = (VENDOR_DEVICE_PATH *) Ptr;\r | |
892 | \r | |
893 | //\r | |
894 | // There are four kinds of Terminal types\r | |
895 | // check to see whether this devicepath\r | |
896 | // is one of that type\r | |
897 | //\r | |
898 | CopyMem (&TempGuid, &Vendor->Guid, sizeof (EFI_GUID));\r | |
899 | \r | |
900 | if (CompareGuid (&TempGuid, &Guid[0])) {\r | |
901 | *Termi = PC_ANSI;\r | |
902 | IsTerminal = TRUE;\r | |
903 | } else {\r | |
904 | if (CompareGuid (&TempGuid, &Guid[1])) {\r | |
905 | *Termi = VT_100;\r | |
906 | IsTerminal = TRUE;\r | |
907 | } else {\r | |
908 | if (CompareGuid (&TempGuid, &Guid[2])) {\r | |
909 | *Termi = VT_100_PLUS;\r | |
910 | IsTerminal = TRUE;\r | |
911 | } else {\r | |
912 | if (CompareGuid (&TempGuid, &Guid[3])) {\r | |
913 | *Termi = VT_UTF8;\r | |
914 | IsTerminal = TRUE;\r | |
915 | } else {\r | |
916 | IsTerminal = FALSE;\r | |
917 | }\r | |
918 | }\r | |
919 | }\r | |
920 | }\r | |
921 | \r | |
922 | if (!IsTerminal) {\r | |
923 | return FALSE;\r | |
924 | }\r | |
925 | \r | |
926 | Ptr = Ptr - sizeof (UART_DEVICE_PATH) - sizeof (ACPI_HID_DEVICE_PATH);\r | |
927 | Acpi = (ACPI_HID_DEVICE_PATH *) Ptr;\r | |
928 | Match = EISA_PNP_ID (0x0501);\r | |
929 | if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r | |
930 | CopyMem (Com, &Acpi->UID, sizeof (UINT32));\r | |
931 | } else {\r | |
932 | return FALSE;\r | |
933 | }\r | |
934 | \r | |
935 | return TRUE;\r | |
936 | }\r | |
937 | \r | |
938 | VOID\r | |
939 | GetConsoleOutMode (\r | |
940 | IN BMM_CALLBACK_DATA *CallbackData\r | |
941 | )\r | |
942 | /*++\r | |
943 | \r | |
944 | Routine Description:\r | |
945 | Get mode number according to column and row\r | |
946 | \r | |
947 | Arguments:\r | |
948 | CallbackData - BMM_CALLBACK_DATA\r | |
949 | \r | |
950 | Returns:\r | |
951 | None.\r | |
952 | \r | |
953 | --*/\r | |
954 | {\r | |
955 | UINTN Col;\r | |
956 | UINTN Row;\r | |
957 | UINTN CurrentCol;\r | |
958 | UINTN CurrentRow;\r | |
959 | UINTN Mode;\r | |
960 | UINTN MaxMode;\r | |
961 | EFI_STATUS Status;\r | |
962 | CONSOLE_OUT_MODE *ModeInfo;\r | |
963 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *ConOut;\r | |
964 | \r | |
965 | ConOut = gST->ConOut;\r | |
966 | MaxMode = (UINTN) (ConOut->Mode->MaxMode);\r | |
967 | ModeInfo = EfiLibGetVariable (VarConOutMode, &gEfiGenericPlatformVariableGuid);\r | |
968 | \r | |
969 | if (ModeInfo != NULL) {\r | |
970 | CurrentCol = ModeInfo->Column;\r | |
971 | CurrentRow = ModeInfo->Row;\r | |
972 | for (Mode = 0; Mode < MaxMode; Mode++) {\r | |
973 | Status = ConOut->QueryMode (ConOut, Mode, &Col, &Row);\r | |
974 | if (!EFI_ERROR(Status)) {\r | |
975 | if (CurrentCol == Col && CurrentRow == Row) {\r | |
976 | CallbackData->BmmFakeNvData.ConsoleOutMode = (UINT16) Mode;\r | |
977 | break;\r | |
978 | }\r | |
979 | }\r | |
980 | }\r | |
981 | }\r | |
982 | SafeFreePool (ModeInfo);\r | |
983 | }\r |