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5c08e117 | 1 | /** @file\r |
2 | handles console redirection from boot manager\r | |
3 | \r | |
6b008b74 | 4 | Copyright (c) 2004 - 2010, Intel Corporation. <BR>\r |
5c08e117 | 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 | |
6b008b74 RN |
17 | /**\r |
18 | Check whether the device path node is ISA Serial Node.\r | |
19 | \r | |
20 | @param Acpi Device path node to be checked\r | |
21 | \r | |
22 | @retval TRUE It's ISA Serial Node.\r | |
23 | @retval FALSE It's NOT ISA Serial Node.\r | |
24 | \r | |
25 | **/\r | |
26 | BOOLEAN\r | |
27 | IsIsaSerialNode (\r | |
28 | IN ACPI_HID_DEVICE_PATH *Acpi\r | |
29 | )\r | |
30 | {\r | |
31 | return (BOOLEAN) (\r | |
32 | (DevicePathType (Acpi) == ACPI_DEVICE_PATH) &&\r | |
33 | (DevicePathSubType (Acpi) == ACPI_DP) &&\r | |
34 | (ReadUnaligned32 (&Acpi->HID) == EISA_PNP_ID (0x0501))\r | |
35 | );\r | |
36 | }\r | |
37 | \r | |
5c08e117 | 38 | /**\r |
39 | Update Com Ports attributes from DevicePath\r | |
40 | \r | |
41 | @param DevicePath DevicePath that contains Com ports\r | |
42 | \r | |
43 | @retval EFI_SUCCESS The update is successful.\r | |
44 | \r | |
45 | **/\r | |
46 | EFI_STATUS\r | |
47 | UpdateComAttributeFromVariable (\r | |
48 | EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
49 | );\r | |
50 | \r | |
51 | /**\r | |
52 | Update the multi-instance device path of Terminal Device based on\r | |
53 | the global TerminalMenu. If ChangeTernimal is TRUE, the terminal \r | |
54 | device path in the Terminal Device in TerminalMenu is also updated.\r | |
55 | \r | |
56 | @param DevicePath The multi-instance device path.\r | |
57 | @param ChangeTerminal TRUE, then device path in the Terminal Device \r | |
58 | in TerminalMenu is also updated; FALSE, no update.\r | |
59 | \r | |
60 | @return EFI_SUCCESS The function completes successfully.\r | |
61 | \r | |
62 | **/\r | |
63 | EFI_STATUS\r | |
64 | ChangeTerminalDevicePath (\r | |
65 | IN OUT EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
66 | IN BOOLEAN ChangeTerminal\r | |
67 | )\r | |
68 | {\r | |
69 | EFI_DEVICE_PATH_PROTOCOL *Node;\r | |
70 | EFI_DEVICE_PATH_PROTOCOL *Node1;\r | |
71 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
72 | UART_DEVICE_PATH *Uart;\r | |
73 | UART_DEVICE_PATH *Uart1;\r | |
74 | UINTN Com;\r | |
5c08e117 | 75 | BM_TERMINAL_CONTEXT *NewTerminalContext;\r |
76 | BM_MENU_ENTRY *NewMenuEntry;\r | |
77 | \r | |
5c08e117 | 78 | Node = DevicePath;\r |
79 | Node = NextDevicePathNode (Node);\r | |
80 | Com = 0;\r | |
81 | while (!IsDevicePathEnd (Node)) {\r | |
6b008b74 RN |
82 | Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r |
83 | if (IsIsaSerialNode (Acpi)) {\r | |
84 | CopyMem (&Com, &Acpi->UID, sizeof (UINT32));\r | |
5c08e117 | 85 | }\r |
86 | \r | |
87 | NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Com);\r | |
88 | \r | |
89 | NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r | |
90 | if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r | |
91 | Uart = (UART_DEVICE_PATH *) Node;\r | |
92 | CopyMem (\r | |
93 | &Uart->BaudRate,\r | |
94 | &NewTerminalContext->BaudRate,\r | |
95 | sizeof (UINT64)\r | |
96 | );\r | |
97 | \r | |
98 | CopyMem (\r | |
99 | &Uart->DataBits,\r | |
100 | &NewTerminalContext->DataBits,\r | |
101 | sizeof (UINT8)\r | |
102 | );\r | |
103 | \r | |
104 | CopyMem (\r | |
105 | &Uart->Parity,\r | |
106 | &NewTerminalContext->Parity,\r | |
107 | sizeof (UINT8)\r | |
108 | );\r | |
109 | \r | |
110 | CopyMem (\r | |
111 | &Uart->StopBits,\r | |
112 | &NewTerminalContext->StopBits,\r | |
113 | sizeof (UINT8)\r | |
114 | );\r | |
115 | //\r | |
116 | // Change the device path in the ComPort\r | |
117 | //\r | |
118 | if (ChangeTerminal) {\r | |
119 | Node1 = NewTerminalContext->DevicePath;\r | |
120 | Node1 = NextDevicePathNode (Node1);\r | |
121 | while (!IsDevicePathEnd (Node1)) {\r | |
122 | if ((DevicePathType (Node1) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node1) == MSG_UART_DP)) {\r | |
123 | Uart1 = (UART_DEVICE_PATH *) Node1;\r | |
124 | CopyMem (\r | |
125 | &Uart1->BaudRate,\r | |
126 | &NewTerminalContext->BaudRate,\r | |
127 | sizeof (UINT64)\r | |
128 | );\r | |
129 | \r | |
130 | CopyMem (\r | |
131 | &Uart1->DataBits,\r | |
132 | &NewTerminalContext->DataBits,\r | |
133 | sizeof (UINT8)\r | |
134 | );\r | |
135 | \r | |
136 | CopyMem (\r | |
137 | &Uart1->Parity,\r | |
138 | &NewTerminalContext->Parity,\r | |
139 | sizeof (UINT8)\r | |
140 | );\r | |
141 | \r | |
142 | CopyMem (\r | |
143 | &Uart1->StopBits,\r | |
144 | &NewTerminalContext->StopBits,\r | |
145 | sizeof (UINT8)\r | |
146 | );\r | |
147 | break;\r | |
148 | }\r | |
149 | //\r | |
150 | // end if\r | |
151 | //\r | |
152 | Node1 = NextDevicePathNode (Node1);\r | |
153 | }\r | |
154 | //\r | |
155 | // end while\r | |
156 | //\r | |
157 | break;\r | |
158 | }\r | |
159 | }\r | |
160 | \r | |
161 | Node = NextDevicePathNode (Node);\r | |
162 | }\r | |
163 | \r | |
164 | return EFI_SUCCESS;\r | |
165 | \r | |
166 | }\r | |
167 | \r | |
168 | /**\r | |
169 | Update the device path that describing a terminal device\r | |
170 | based on the new BaudRate, Data Bits, parity and Stop Bits\r | |
171 | set.\r | |
172 | \r | |
173 | @param DevicePath terminal device's path\r | |
174 | \r | |
175 | **/\r | |
176 | VOID\r | |
177 | ChangeVariableDevicePath (\r | |
178 | IN OUT EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
179 | )\r | |
180 | {\r | |
181 | EFI_DEVICE_PATH_PROTOCOL *Node;\r | |
182 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
183 | UART_DEVICE_PATH *Uart;\r | |
184 | UINTN Com;\r | |
5c08e117 | 185 | BM_TERMINAL_CONTEXT *NewTerminalContext;\r |
186 | BM_MENU_ENTRY *NewMenuEntry;\r | |
187 | \r | |
5c08e117 | 188 | Node = DevicePath;\r |
189 | Node = NextDevicePathNode (Node);\r | |
190 | Com = 0;\r | |
191 | while (!IsDevicePathEnd (Node)) {\r | |
6b008b74 RN |
192 | Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r |
193 | if (IsIsaSerialNode (Acpi)) {\r | |
194 | CopyMem (&Com, &Acpi->UID, sizeof (UINT32));\r | |
5c08e117 | 195 | }\r |
196 | \r | |
197 | if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r | |
198 | NewMenuEntry = BOpt_GetMenuEntry (\r | |
199 | &TerminalMenu,\r | |
200 | Com\r | |
201 | );\r | |
202 | ASSERT (NewMenuEntry != NULL);\r | |
203 | NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r | |
204 | Uart = (UART_DEVICE_PATH *) Node;\r | |
205 | CopyMem (\r | |
206 | &Uart->BaudRate,\r | |
207 | &NewTerminalContext->BaudRate,\r | |
208 | sizeof (UINT64)\r | |
209 | );\r | |
210 | \r | |
211 | CopyMem (\r | |
212 | &Uart->DataBits,\r | |
213 | &NewTerminalContext->DataBits,\r | |
214 | sizeof (UINT8)\r | |
215 | );\r | |
216 | \r | |
217 | CopyMem (\r | |
218 | &Uart->Parity,\r | |
219 | &NewTerminalContext->Parity,\r | |
220 | sizeof (UINT8)\r | |
221 | );\r | |
222 | \r | |
223 | CopyMem (\r | |
224 | &Uart->StopBits,\r | |
225 | &NewTerminalContext->StopBits,\r | |
226 | sizeof (UINT8)\r | |
227 | );\r | |
228 | }\r | |
229 | \r | |
230 | Node = NextDevicePathNode (Node);\r | |
231 | }\r | |
232 | }\r | |
233 | \r | |
234 | /**\r | |
235 | Retrieve ACPI UID of UART from device path\r | |
236 | \r | |
237 | @param Handle The handle for the UART device.\r | |
238 | @param AcpiUid The ACPI UID on output.\r | |
239 | \r | |
240 | @retval TRUE Find valid UID from device path\r | |
241 | @retval FALSE Can't find\r | |
242 | \r | |
243 | **/\r | |
244 | BOOLEAN\r | |
245 | RetrieveUartUid (\r | |
246 | IN EFI_HANDLE Handle,\r | |
247 | IN OUT UINT32 *AcpiUid\r | |
248 | )\r | |
249 | {\r | |
6b008b74 | 250 | EFI_STATUS Status;\r |
5c08e117 | 251 | ACPI_HID_DEVICE_PATH *Acpi;\r |
252 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
253 | \r | |
6b008b74 RN |
254 | Status = gBS->HandleProtocol (\r |
255 | Handle,\r | |
256 | &gEfiDevicePathProtocolGuid,\r | |
257 | (VOID **) &DevicePath\r | |
258 | );\r | |
259 | if (EFI_ERROR (Status)) {\r | |
260 | return FALSE;\r | |
5c08e117 | 261 | }\r |
262 | \r | |
6b008b74 RN |
263 | Acpi = NULL;\r |
264 | for (; !IsDevicePathEnd (DevicePath); DevicePath = NextDevicePathNode (DevicePath)) {\r | |
265 | if ((DevicePathType (DevicePath) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (DevicePath) == MSG_UART_DP)) {\r | |
266 | break;\r | |
267 | }\r | |
268 | //\r | |
269 | // Acpi points to the node before the Uart node\r | |
270 | //\r | |
271 | Acpi = (ACPI_HID_DEVICE_PATH *) DevicePath;\r | |
272 | }\r | |
5c08e117 | 273 | \r |
6b008b74 | 274 | if ((Acpi != NULL) && IsIsaSerialNode (Acpi)) {\r |
5c08e117 | 275 | if (AcpiUid != NULL) {\r |
6b008b74 | 276 | CopyMem (AcpiUid, &Acpi->UID, sizeof (UINT32));\r |
5c08e117 | 277 | }\r |
278 | return TRUE;\r | |
279 | } else {\r | |
280 | return FALSE;\r | |
281 | }\r | |
282 | }\r | |
283 | \r | |
284 | /**\r | |
285 | Sort Uart handles array with Acpi->UID from low to high.\r | |
286 | \r | |
287 | @param Handles EFI_SERIAL_IO_PROTOCOL handle buffer\r | |
288 | @param NoHandles EFI_SERIAL_IO_PROTOCOL handle count\r | |
289 | **/\r | |
290 | VOID\r | |
291 | SortedUartHandle (\r | |
292 | IN EFI_HANDLE *Handles,\r | |
293 | IN UINTN NoHandles\r | |
294 | )\r | |
295 | {\r | |
296 | UINTN Index1;\r | |
297 | UINTN Index2;\r | |
298 | UINTN Position;\r | |
299 | UINT32 AcpiUid1;\r | |
300 | UINT32 AcpiUid2;\r | |
301 | UINT32 TempAcpiUid;\r | |
302 | EFI_HANDLE TempHandle;\r | |
303 | \r | |
304 | for (Index1 = 0; Index1 < NoHandles-1; Index1++) {\r | |
305 | if (!RetrieveUartUid (Handles[Index1], &AcpiUid1)) {\r | |
306 | continue;\r | |
307 | }\r | |
308 | TempHandle = Handles[Index1];\r | |
309 | Position = Index1;\r | |
310 | TempAcpiUid = AcpiUid1;\r | |
311 | \r | |
312 | for (Index2 = Index1+1; Index2 < NoHandles; Index2++) {\r | |
313 | if (!RetrieveUartUid (Handles[Index2], &AcpiUid2)) {\r | |
314 | continue;\r | |
315 | }\r | |
316 | if (AcpiUid2 < TempAcpiUid) {\r | |
317 | TempAcpiUid = AcpiUid2;\r | |
318 | TempHandle = Handles[Index2];\r | |
319 | Position = Index2;\r | |
320 | }\r | |
321 | }\r | |
322 | Handles[Position] = Handles[Index1];\r | |
323 | Handles[Index1] = TempHandle;\r | |
324 | }\r | |
325 | }\r | |
326 | \r | |
327 | /**\r | |
328 | Test whether DevicePath is a valid Terminal\r | |
329 | \r | |
330 | \r | |
331 | @param DevicePath DevicePath to be checked\r | |
332 | @param Termi If DevicePath is valid Terminal, terminal type is returned.\r | |
333 | @param Com If DevicePath is valid Terminal, Com Port type is returned.\r | |
334 | \r | |
335 | @retval TRUE If DevicePath point to a Terminal.\r | |
336 | @retval FALSE If DevicePath does not point to a Terminal.\r | |
337 | \r | |
338 | **/\r | |
339 | BOOLEAN\r | |
340 | IsTerminalDevicePath (\r | |
341 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
342 | OUT TYPE_OF_TERMINAL *Termi,\r | |
343 | OUT UINTN *Com\r | |
344 | );\r | |
345 | \r | |
346 | /**\r | |
347 | Build a list containing all serial devices.\r | |
348 | \r | |
349 | \r | |
350 | @retval EFI_SUCCESS The function complete successfully.\r | |
351 | @retval EFI_UNSUPPORTED No serial ports present.\r | |
352 | \r | |
353 | **/\r | |
354 | EFI_STATUS\r | |
355 | LocateSerialIo (\r | |
356 | VOID\r | |
357 | )\r | |
358 | {\r | |
5c08e117 | 359 | UINTN Index;\r |
360 | UINTN Index2;\r | |
361 | UINTN NoHandles;\r | |
362 | EFI_HANDLE *Handles;\r | |
363 | EFI_STATUS Status;\r | |
364 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
365 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
5c08e117 | 366 | EFI_SERIAL_IO_PROTOCOL *SerialIo;\r |
6b008b74 | 367 | EFI_DEVICE_PATH_PROTOCOL *Node;\r |
5c08e117 | 368 | EFI_DEVICE_PATH_PROTOCOL *OutDevicePath;\r |
369 | EFI_DEVICE_PATH_PROTOCOL *InpDevicePath;\r | |
370 | EFI_DEVICE_PATH_PROTOCOL *ErrDevicePath;\r | |
371 | BM_MENU_ENTRY *NewMenuEntry;\r | |
372 | BM_TERMINAL_CONTEXT *NewTerminalContext;\r | |
373 | EFI_DEVICE_PATH_PROTOCOL *NewDevicePath;\r | |
374 | VENDOR_DEVICE_PATH Vendor;\r | |
375 | //\r | |
376 | // Get all handles that have SerialIo protocol installed\r | |
377 | //\r | |
378 | InitializeListHead (&TerminalMenu.Head);\r | |
379 | TerminalMenu.MenuNumber = 0;\r | |
380 | Status = gBS->LocateHandleBuffer (\r | |
381 | ByProtocol,\r | |
382 | &gEfiSerialIoProtocolGuid,\r | |
383 | NULL,\r | |
384 | &NoHandles,\r | |
385 | &Handles\r | |
386 | );\r | |
387 | if (EFI_ERROR (Status)) {\r | |
388 | //\r | |
389 | // No serial ports present\r | |
390 | //\r | |
391 | return EFI_UNSUPPORTED;\r | |
392 | }\r | |
393 | \r | |
394 | //\r | |
395 | // Sort Uart handles array with Acpi->UID from low to high\r | |
396 | // then Terminal menu can be built from low Acpi->UID to high Acpi->UID\r | |
397 | //\r | |
398 | SortedUartHandle (Handles, NoHandles);\r | |
399 | \r | |
400 | for (Index = 0; Index < NoHandles; Index++) {\r | |
401 | //\r | |
402 | // Check to see whether the handle has DevicePath Protocol installed\r | |
403 | //\r | |
404 | gBS->HandleProtocol (\r | |
405 | Handles[Index],\r | |
406 | &gEfiDevicePathProtocolGuid,\r | |
407 | (VOID **) &DevicePath\r | |
408 | );\r | |
5c08e117 | 409 | \r |
6b008b74 RN |
410 | Acpi = NULL;\r |
411 | for (Node = DevicePath; !IsDevicePathEnd (Node); Node = NextDevicePathNode (Node)) {\r | |
412 | if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r | |
413 | break;\r | |
414 | }\r | |
415 | //\r | |
416 | // Acpi points to the node before Uart node\r | |
417 | //\r | |
418 | Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r | |
419 | }\r | |
5c08e117 | 420 | \r |
6b008b74 | 421 | if ((Acpi != NULL) && IsIsaSerialNode (Acpi)) {\r |
5c08e117 | 422 | NewMenuEntry = BOpt_CreateMenuEntry (BM_TERMINAL_CONTEXT_SELECT);\r |
423 | if (NewMenuEntry == NULL) {\r | |
424 | FreePool (Handles);\r | |
425 | return EFI_OUT_OF_RESOURCES;\r | |
426 | }\r | |
427 | \r | |
428 | NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r | |
429 | CopyMem (&NewMenuEntry->OptionNumber, &Acpi->UID, sizeof (UINT32));\r | |
430 | NewTerminalContext->DevicePath = DuplicateDevicePath (DevicePath);\r | |
431 | //\r | |
432 | // BugBug: I have no choice, calling EfiLibStrFromDatahub will hang the system!\r | |
433 | // coz' the misc data for each platform is not correct, actually it's the device path stored in\r | |
434 | // datahub which is not completed, so a searching for end of device path will enter a\r | |
435 | // dead-loop.\r | |
436 | //\r | |
437 | NewMenuEntry->DisplayString = EfiLibStrFromDatahub (DevicePath);\r | |
438 | if (NULL == NewMenuEntry->DisplayString) {\r | |
439 | NewMenuEntry->DisplayString = DevicePathToStr (DevicePath);\r | |
440 | }\r | |
441 | \r | |
442 | NewMenuEntry->HelpString = NULL;\r | |
443 | \r | |
444 | gBS->HandleProtocol (\r | |
445 | Handles[Index],\r | |
446 | &gEfiSerialIoProtocolGuid,\r | |
447 | (VOID **) &SerialIo\r | |
448 | );\r | |
449 | \r | |
450 | CopyMem (\r | |
451 | &NewTerminalContext->BaudRate,\r | |
452 | &SerialIo->Mode->BaudRate,\r | |
453 | sizeof (UINT64)\r | |
454 | );\r | |
455 | \r | |
456 | CopyMem (\r | |
457 | &NewTerminalContext->DataBits,\r | |
458 | &SerialIo->Mode->DataBits,\r | |
459 | sizeof (UINT8)\r | |
460 | );\r | |
461 | \r | |
462 | CopyMem (\r | |
463 | &NewTerminalContext->Parity,\r | |
464 | &SerialIo->Mode->Parity,\r | |
465 | sizeof (UINT8)\r | |
466 | );\r | |
467 | \r | |
468 | CopyMem (\r | |
469 | &NewTerminalContext->StopBits,\r | |
470 | &SerialIo->Mode->StopBits,\r | |
471 | sizeof (UINT8)\r | |
472 | );\r | |
473 | InsertTailList (&TerminalMenu.Head, &NewMenuEntry->Link);\r | |
474 | TerminalMenu.MenuNumber++;\r | |
475 | }\r | |
476 | }\r | |
477 | if (Handles != NULL) {\r | |
478 | FreePool (Handles);\r | |
479 | }\r | |
480 | \r | |
481 | //\r | |
482 | // Get L"ConOut", L"ConIn" and L"ErrOut" from the Var\r | |
483 | //\r | |
484 | OutDevicePath = EfiLibGetVariable (L"ConOut", &gEfiGlobalVariableGuid);\r | |
485 | InpDevicePath = EfiLibGetVariable (L"ConIn", &gEfiGlobalVariableGuid);\r | |
486 | ErrDevicePath = EfiLibGetVariable (L"ErrOut", &gEfiGlobalVariableGuid);\r | |
487 | if (OutDevicePath != NULL) {\r | |
488 | UpdateComAttributeFromVariable (OutDevicePath);\r | |
489 | }\r | |
490 | \r | |
491 | if (InpDevicePath != NULL) {\r | |
492 | UpdateComAttributeFromVariable (InpDevicePath);\r | |
493 | }\r | |
494 | \r | |
495 | if (ErrDevicePath != NULL) {\r | |
496 | UpdateComAttributeFromVariable (ErrDevicePath);\r | |
497 | }\r | |
498 | \r | |
499 | for (Index = 0; Index < TerminalMenu.MenuNumber; Index++) {\r | |
500 | NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Index);\r | |
501 | if (NULL == NewMenuEntry) {\r | |
502 | return EFI_NOT_FOUND;\r | |
503 | }\r | |
504 | \r | |
505 | NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r | |
506 | \r | |
507 | NewTerminalContext->TerminalType = 0;\r | |
508 | NewTerminalContext->IsConIn = FALSE;\r | |
509 | NewTerminalContext->IsConOut = FALSE;\r | |
510 | NewTerminalContext->IsStdErr = FALSE;\r | |
511 | \r | |
512 | Vendor.Header.Type = MESSAGING_DEVICE_PATH;\r | |
513 | Vendor.Header.SubType = MSG_VENDOR_DP;\r | |
514 | \r | |
515 | for (Index2 = 0; Index2 < 4; Index2++) {\r | |
516 | CopyMem (&Vendor.Guid, &TerminalTypeGuid[Index2], sizeof (EFI_GUID));\r | |
517 | SetDevicePathNodeLength (&Vendor.Header, sizeof (VENDOR_DEVICE_PATH));\r | |
518 | NewDevicePath = AppendDevicePathNode (\r | |
519 | NewTerminalContext->DevicePath,\r | |
520 | (EFI_DEVICE_PATH_PROTOCOL *) &Vendor\r | |
521 | );\r | |
522 | if (NewMenuEntry->HelpString != NULL) {\r | |
523 | FreePool (NewMenuEntry->HelpString);\r | |
524 | }\r | |
525 | //\r | |
526 | // NewMenuEntry->HelpString = DevicePathToStr (NewDevicePath);\r | |
527 | // NewMenuEntry->DisplayString = NewMenuEntry->HelpString;\r | |
528 | //\r | |
529 | NewMenuEntry->HelpString = NULL;\r | |
530 | \r | |
531 | if (BdsLibMatchDevicePaths (OutDevicePath, NewDevicePath)) {\r | |
532 | NewTerminalContext->IsConOut = TRUE;\r | |
533 | NewTerminalContext->TerminalType = (UINT8) Index2;\r | |
534 | }\r | |
535 | \r | |
536 | if (BdsLibMatchDevicePaths (InpDevicePath, NewDevicePath)) {\r | |
537 | NewTerminalContext->IsConIn = TRUE;\r | |
538 | NewTerminalContext->TerminalType = (UINT8) Index2;\r | |
539 | }\r | |
540 | \r | |
541 | if (BdsLibMatchDevicePaths (ErrDevicePath, NewDevicePath)) {\r | |
542 | NewTerminalContext->IsStdErr = TRUE;\r | |
543 | NewTerminalContext->TerminalType = (UINT8) Index2;\r | |
544 | }\r | |
545 | }\r | |
546 | }\r | |
547 | \r | |
548 | return EFI_SUCCESS;\r | |
549 | }\r | |
550 | \r | |
551 | /**\r | |
552 | Update Com Ports attributes from DevicePath\r | |
553 | \r | |
554 | @param DevicePath DevicePath that contains Com ports\r | |
555 | \r | |
556 | @retval EFI_SUCCESS The update is successful.\r | |
557 | @retval EFI_NOT_FOUND Can not find specific menu entry\r | |
558 | **/\r | |
559 | EFI_STATUS\r | |
560 | UpdateComAttributeFromVariable (\r | |
561 | EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
562 | )\r | |
563 | {\r | |
564 | EFI_DEVICE_PATH_PROTOCOL *Node;\r | |
565 | EFI_DEVICE_PATH_PROTOCOL *SerialNode;\r | |
566 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
567 | UART_DEVICE_PATH *Uart;\r | |
568 | UART_DEVICE_PATH *Uart1;\r | |
5c08e117 | 569 | UINTN TerminalNumber;\r |
570 | BM_MENU_ENTRY *NewMenuEntry;\r | |
571 | BM_TERMINAL_CONTEXT *NewTerminalContext;\r | |
572 | UINTN Index;\r | |
573 | \r | |
5c08e117 | 574 | Node = DevicePath;\r |
575 | Node = NextDevicePathNode (Node);\r | |
576 | TerminalNumber = 0;\r | |
577 | for (Index = 0; Index < TerminalMenu.MenuNumber; Index++) {\r | |
578 | while (!IsDevicePathEnd (Node)) {\r | |
6b008b74 RN |
579 | Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r |
580 | if (IsIsaSerialNode (Acpi)) {\r | |
581 | CopyMem (&TerminalNumber, &Acpi->UID, sizeof (UINT32));\r | |
5c08e117 | 582 | }\r |
583 | \r | |
584 | if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r | |
585 | Uart = (UART_DEVICE_PATH *) Node;\r | |
586 | NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, TerminalNumber);\r | |
587 | if (NULL == NewMenuEntry) {\r | |
588 | return EFI_NOT_FOUND;\r | |
589 | }\r | |
590 | \r | |
591 | NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r | |
592 | CopyMem (\r | |
593 | &NewTerminalContext->BaudRate,\r | |
594 | &Uart->BaudRate,\r | |
595 | sizeof (UINT64)\r | |
596 | );\r | |
597 | \r | |
598 | CopyMem (\r | |
599 | &NewTerminalContext->DataBits,\r | |
600 | &Uart->DataBits,\r | |
601 | sizeof (UINT8)\r | |
602 | );\r | |
603 | \r | |
604 | CopyMem (\r | |
605 | &NewTerminalContext->Parity,\r | |
606 | &Uart->Parity,\r | |
607 | sizeof (UINT8)\r | |
608 | );\r | |
609 | \r | |
610 | CopyMem (\r | |
611 | &NewTerminalContext->StopBits,\r | |
612 | &Uart->StopBits,\r | |
613 | sizeof (UINT8)\r | |
614 | );\r | |
615 | \r | |
616 | SerialNode = NewTerminalContext->DevicePath;\r | |
617 | SerialNode = NextDevicePathNode (SerialNode);\r | |
618 | while (!IsDevicePathEnd (SerialNode)) {\r | |
619 | if ((DevicePathType (SerialNode) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (SerialNode) == MSG_UART_DP)) {\r | |
620 | //\r | |
621 | // Update following device paths according to\r | |
622 | // previous acquired uart attributes\r | |
623 | //\r | |
624 | Uart1 = (UART_DEVICE_PATH *) SerialNode;\r | |
625 | CopyMem (\r | |
626 | &Uart1->BaudRate,\r | |
627 | &NewTerminalContext->BaudRate,\r | |
628 | sizeof (UINT64)\r | |
629 | );\r | |
630 | \r | |
631 | CopyMem (\r | |
632 | &Uart1->DataBits,\r | |
633 | &NewTerminalContext->DataBits,\r | |
634 | sizeof (UINT8)\r | |
635 | );\r | |
636 | CopyMem (\r | |
637 | &Uart1->Parity,\r | |
638 | &NewTerminalContext->Parity,\r | |
639 | sizeof (UINT8)\r | |
640 | );\r | |
641 | CopyMem (\r | |
642 | &Uart1->StopBits,\r | |
643 | &NewTerminalContext->StopBits,\r | |
644 | sizeof (UINT8)\r | |
645 | );\r | |
646 | \r | |
647 | break;\r | |
648 | }\r | |
649 | \r | |
650 | SerialNode = NextDevicePathNode (SerialNode);\r | |
651 | }\r | |
652 | //\r | |
653 | // end while\r | |
654 | //\r | |
655 | }\r | |
656 | \r | |
657 | Node = NextDevicePathNode (Node);\r | |
658 | }\r | |
659 | //\r | |
660 | // end while\r | |
661 | //\r | |
662 | }\r | |
663 | \r | |
664 | return EFI_SUCCESS;\r | |
665 | }\r | |
666 | \r | |
667 | /**\r | |
668 | Build up Console Menu based on types passed in. The type can\r | |
669 | be BM_CONSOLE_IN_CONTEXT_SELECT, BM_CONSOLE_OUT_CONTEXT_SELECT\r | |
670 | and BM_CONSOLE_ERR_CONTEXT_SELECT.\r | |
671 | \r | |
672 | @param ConsoleMenuType Can be BM_CONSOLE_IN_CONTEXT_SELECT, BM_CONSOLE_OUT_CONTEXT_SELECT\r | |
673 | and BM_CONSOLE_ERR_CONTEXT_SELECT.\r | |
674 | \r | |
675 | @retval EFI_UNSUPPORTED The type passed in is not in the 3 types defined.\r | |
676 | @retval EFI_NOT_FOUND If the EFI Variable defined in UEFI spec with name "ConOutDev", \r | |
677 | "ConInDev" or "ConErrDev" doesn't exists.\r | |
678 | @retval EFI_OUT_OF_RESOURCES Not enough resource to complete the operations.\r | |
679 | @retval EFI_SUCCESS Function completes successfully.\r | |
680 | \r | |
681 | **/\r | |
682 | EFI_STATUS\r | |
683 | GetConsoleMenu (\r | |
684 | IN UINTN ConsoleMenuType\r | |
685 | )\r | |
686 | {\r | |
687 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
688 | EFI_DEVICE_PATH_PROTOCOL *AllDevicePath;\r | |
689 | EFI_DEVICE_PATH_PROTOCOL *MultiDevicePath;\r | |
690 | EFI_DEVICE_PATH_PROTOCOL *DevicePathInst;\r | |
691 | UINTN Size;\r | |
692 | UINTN AllCount;\r | |
693 | UINTN Index;\r | |
694 | UINTN Index2;\r | |
695 | BM_MENU_ENTRY *NewMenuEntry;\r | |
696 | BM_CONSOLE_CONTEXT *NewConsoleContext;\r | |
697 | TYPE_OF_TERMINAL Terminal;\r | |
698 | UINTN Com;\r | |
699 | BM_MENU_OPTION *ConsoleMenu;\r | |
700 | \r | |
701 | DevicePath = NULL;\r | |
702 | AllDevicePath = NULL;\r | |
703 | AllCount = 0;\r | |
704 | switch (ConsoleMenuType) {\r | |
705 | case BM_CONSOLE_IN_CONTEXT_SELECT:\r | |
706 | ConsoleMenu = &ConsoleInpMenu;\r | |
707 | DevicePath = EfiLibGetVariable (\r | |
708 | L"ConIn",\r | |
709 | &gEfiGlobalVariableGuid\r | |
710 | );\r | |
711 | \r | |
712 | AllDevicePath = EfiLibGetVariable (\r | |
713 | L"ConInDev",\r | |
714 | &gEfiGlobalVariableGuid\r | |
715 | );\r | |
716 | break;\r | |
717 | \r | |
718 | case BM_CONSOLE_OUT_CONTEXT_SELECT:\r | |
719 | ConsoleMenu = &ConsoleOutMenu;\r | |
720 | DevicePath = EfiLibGetVariable (\r | |
721 | L"ConOut",\r | |
722 | &gEfiGlobalVariableGuid\r | |
723 | );\r | |
724 | \r | |
725 | AllDevicePath = EfiLibGetVariable (\r | |
726 | L"ConOutDev",\r | |
727 | &gEfiGlobalVariableGuid\r | |
728 | );\r | |
729 | break;\r | |
730 | \r | |
731 | case BM_CONSOLE_ERR_CONTEXT_SELECT:\r | |
732 | ConsoleMenu = &ConsoleErrMenu;\r | |
733 | DevicePath = EfiLibGetVariable (\r | |
734 | L"ErrOut",\r | |
735 | &gEfiGlobalVariableGuid\r | |
736 | );\r | |
737 | \r | |
738 | AllDevicePath = EfiLibGetVariable (\r | |
739 | L"ErrOutDev",\r | |
740 | &gEfiGlobalVariableGuid\r | |
741 | );\r | |
742 | break;\r | |
743 | \r | |
744 | default:\r | |
745 | return EFI_UNSUPPORTED;\r | |
746 | }\r | |
747 | \r | |
748 | if (NULL == AllDevicePath) {\r | |
749 | return EFI_NOT_FOUND;\r | |
750 | }\r | |
751 | \r | |
752 | InitializeListHead (&ConsoleMenu->Head);\r | |
753 | \r | |
754 | AllCount = EfiDevicePathInstanceCount (AllDevicePath);\r | |
755 | ConsoleMenu->MenuNumber = 0;\r | |
756 | //\r | |
757 | // Following is menu building up for Console Devices selected.\r | |
758 | //\r | |
759 | MultiDevicePath = AllDevicePath;\r | |
760 | Index2 = 0;\r | |
761 | for (Index = 0; Index < AllCount; Index++) {\r | |
762 | DevicePathInst = GetNextDevicePathInstance (&MultiDevicePath, &Size);\r | |
763 | \r | |
764 | NewMenuEntry = BOpt_CreateMenuEntry (BM_CONSOLE_CONTEXT_SELECT);\r | |
765 | if (NULL == NewMenuEntry) {\r | |
766 | return EFI_OUT_OF_RESOURCES;\r | |
767 | }\r | |
768 | \r | |
769 | NewConsoleContext = (BM_CONSOLE_CONTEXT *) NewMenuEntry->VariableContext;\r | |
770 | NewMenuEntry->OptionNumber = Index2;\r | |
771 | \r | |
772 | NewConsoleContext->DevicePath = DuplicateDevicePath (DevicePathInst);\r | |
84fa6c17 | 773 | ASSERT (NewConsoleContext->DevicePath != NULL);\r |
5c08e117 | 774 | NewMenuEntry->DisplayString = EfiLibStrFromDatahub (NewConsoleContext->DevicePath);\r |
775 | if (NULL == NewMenuEntry->DisplayString) {\r | |
776 | NewMenuEntry->DisplayString = DevicePathToStr (NewConsoleContext->DevicePath);\r | |
777 | }\r | |
778 | \r | |
779 | NewConsoleContext->IsTerminal = IsTerminalDevicePath (\r | |
780 | NewConsoleContext->DevicePath,\r | |
781 | &Terminal,\r | |
782 | &Com\r | |
783 | );\r | |
784 | \r | |
785 | NewConsoleContext->IsActive = BdsLibMatchDevicePaths (\r | |
786 | DevicePath,\r | |
787 | NewConsoleContext->DevicePath\r | |
788 | );\r | |
789 | \r | |
790 | if (NewConsoleContext->IsTerminal) {\r | |
791 | BOpt_DestroyMenuEntry (NewMenuEntry);\r | |
792 | } else {\r | |
793 | Index2++;\r | |
794 | ConsoleMenu->MenuNumber++;\r | |
795 | InsertTailList (&ConsoleMenu->Head, &NewMenuEntry->Link);\r | |
796 | }\r | |
797 | }\r | |
798 | \r | |
799 | return EFI_SUCCESS;\r | |
800 | }\r | |
801 | \r | |
802 | /**\r | |
803 | Build up ConsoleOutMenu, ConsoleInpMenu and ConsoleErrMenu\r | |
804 | \r | |
805 | @retval EFI_SUCCESS The function always complete successfully.\r | |
806 | \r | |
807 | **/\r | |
808 | EFI_STATUS\r | |
809 | GetAllConsoles (\r | |
810 | VOID\r | |
811 | )\r | |
812 | {\r | |
813 | GetConsoleMenu (BM_CONSOLE_IN_CONTEXT_SELECT);\r | |
814 | GetConsoleMenu (BM_CONSOLE_OUT_CONTEXT_SELECT);\r | |
815 | GetConsoleMenu (BM_CONSOLE_ERR_CONTEXT_SELECT);\r | |
816 | return EFI_SUCCESS;\r | |
817 | }\r | |
818 | \r | |
819 | /**\r | |
820 | Free ConsoleOutMenu, ConsoleInpMenu and ConsoleErrMenu\r | |
821 | \r | |
822 | @retval EFI_SUCCESS The function always complete successfully.\r | |
823 | **/\r | |
824 | EFI_STATUS\r | |
825 | FreeAllConsoles (\r | |
826 | VOID\r | |
827 | )\r | |
828 | {\r | |
829 | BOpt_FreeMenu (&ConsoleOutMenu);\r | |
830 | BOpt_FreeMenu (&ConsoleInpMenu);\r | |
831 | BOpt_FreeMenu (&ConsoleErrMenu);\r | |
832 | BOpt_FreeMenu (&TerminalMenu);\r | |
833 | return EFI_SUCCESS;\r | |
834 | }\r | |
835 | \r | |
836 | /**\r | |
837 | Test whether DevicePath is a valid Terminal\r | |
838 | \r | |
839 | \r | |
840 | @param DevicePath DevicePath to be checked\r | |
841 | @param Termi If DevicePath is valid Terminal, terminal type is returned.\r | |
842 | @param Com If DevicePath is valid Terminal, Com Port type is returned.\r | |
843 | \r | |
844 | @retval TRUE If DevicePath point to a Terminal.\r | |
845 | @retval FALSE If DevicePath does not point to a Terminal.\r | |
846 | \r | |
847 | **/\r | |
848 | BOOLEAN\r | |
849 | IsTerminalDevicePath (\r | |
850 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
851 | OUT TYPE_OF_TERMINAL *Termi,\r | |
852 | OUT UINTN *Com\r | |
853 | )\r | |
854 | {\r | |
6b008b74 RN |
855 | BOOLEAN IsTerminal;\r |
856 | EFI_DEVICE_PATH_PROTOCOL *Node;\r | |
857 | VENDOR_DEVICE_PATH *Vendor;\r | |
858 | UART_DEVICE_PATH *Uart;\r | |
859 | ACPI_HID_DEVICE_PATH *Acpi;\r | |
5c08e117 | 860 | \r |
861 | IsTerminal = FALSE;\r | |
862 | \r | |
6b008b74 RN |
863 | Uart = NULL;\r |
864 | Vendor = NULL;\r | |
865 | Acpi = NULL;\r | |
866 | for (Node = DevicePath; !IsDevicePathEnd (Node); Node = NextDevicePathNode (Node)) {\r | |
867 | //\r | |
868 | // Vendor points to the node before the End node\r | |
869 | //\r | |
870 | Vendor = (VENDOR_DEVICE_PATH *) Node;\r | |
871 | \r | |
872 | if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r | |
873 | Uart = (UART_DEVICE_PATH *) Node;\r | |
874 | }\r | |
875 | \r | |
876 | if (Uart == NULL) {\r | |
877 | //\r | |
878 | // Acpi points to the node before the UART node\r | |
879 | //\r | |
880 | Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r | |
881 | }\r | |
5c08e117 | 882 | }\r |
883 | \r | |
6b008b74 RN |
884 | if (Vendor == NULL ||\r |
885 | DevicePathType (Vendor) != MESSAGING_DEVICE_PATH ||\r | |
886 | DevicePathSubType (Vendor) != MSG_VENDOR_DP ||\r | |
887 | Uart == NULL) {\r | |
888 | return FALSE;\r | |
889 | }\r | |
5c08e117 | 890 | \r |
891 | //\r | |
892 | // There are four kinds of Terminal types\r | |
893 | // check to see whether this devicepath\r | |
894 | // is one of that type\r | |
895 | //\r | |
6b008b74 | 896 | if (CompareGuid (&Vendor->Guid, &TerminalTypeGuid[0])) {\r |
13078b3f | 897 | *Termi = TerminalTypePcAnsi;\r |
5c08e117 | 898 | IsTerminal = TRUE;\r |
899 | } else {\r | |
6b008b74 | 900 | if (CompareGuid (&Vendor->Guid, &TerminalTypeGuid[1])) {\r |
13078b3f | 901 | *Termi = TerminalTypeVt100;\r |
5c08e117 | 902 | IsTerminal = TRUE;\r |
903 | } else {\r | |
6b008b74 | 904 | if (CompareGuid (&Vendor->Guid, &TerminalTypeGuid[2])) {\r |
13078b3f | 905 | *Termi = TerminalTypeVt100Plus;\r |
5c08e117 | 906 | IsTerminal = TRUE;\r |
907 | } else {\r | |
6b008b74 | 908 | if (CompareGuid (&Vendor->Guid, &TerminalTypeGuid[3])) {\r |
13078b3f | 909 | *Termi = TerminalTypeVtUtf8;\r |
5c08e117 | 910 | IsTerminal = TRUE;\r |
911 | } else {\r | |
912 | IsTerminal = FALSE;\r | |
913 | }\r | |
914 | }\r | |
915 | }\r | |
916 | }\r | |
917 | \r | |
918 | if (!IsTerminal) {\r | |
919 | return FALSE;\r | |
920 | }\r | |
921 | \r | |
6b008b74 | 922 | if ((Acpi != NULL) && IsIsaSerialNode (Acpi)) {\r |
5c08e117 | 923 | CopyMem (Com, &Acpi->UID, sizeof (UINT32));\r |
924 | } else {\r | |
925 | return FALSE;\r | |
926 | }\r | |
927 | \r | |
928 | return TRUE;\r | |
929 | }\r | |
930 | \r | |
931 | /**\r | |
932 | Get mode number according to column and row\r | |
933 | \r | |
934 | @param CallbackData The BMM context data.\r | |
935 | **/\r | |
936 | VOID\r | |
937 | GetConsoleOutMode (\r | |
938 | IN BMM_CALLBACK_DATA *CallbackData\r | |
939 | )\r | |
940 | {\r | |
941 | UINTN Col;\r | |
942 | UINTN Row;\r | |
943 | UINTN CurrentCol;\r | |
944 | UINTN CurrentRow;\r | |
945 | UINTN Mode;\r | |
946 | UINTN MaxMode;\r | |
947 | EFI_STATUS Status;\r | |
5c08e117 | 948 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *ConOut;\r |
949 | \r | |
950 | ConOut = gST->ConOut;\r | |
951 | MaxMode = (UINTN) (ConOut->Mode->MaxMode);\r | |
6aa22a17 | 952 | \r |
953 | CurrentCol = PcdGet32 (PcdConOutColumn);\r | |
954 | CurrentRow = PcdGet32 (PcdConOutRow);\r | |
955 | for (Mode = 0; Mode < MaxMode; Mode++) {\r | |
956 | Status = ConOut->QueryMode (ConOut, Mode, &Col, &Row);\r | |
957 | if (!EFI_ERROR(Status)) {\r | |
958 | if (CurrentCol == Col && CurrentRow == Row) {\r | |
959 | CallbackData->BmmFakeNvData.ConsoleOutMode = (UINT16) Mode;\r | |
960 | break;\r | |
5c08e117 | 961 | }\r |
962 | }\r | |
5c08e117 | 963 | }\r |
964 | }\r |