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1 | /** @file\r | |
2 | BDS Lib functions which contain all the code to connect console device\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 "InternalBdsLib.h"\r | |
16 | \r | |
17 | /**\r | |
18 | Check if we need to save the EFI variable with "ConVarName" as name\r | |
19 | as NV type\r | |
20 | \r | |
21 | @param ConVarName The name of the EFI variable.\r | |
22 | \r | |
23 | @retval TRUE Set the EFI variabel as NV type.\r | |
24 | @retval FALSE EFI variabel as NV type can be set NonNV.\r | |
25 | **/\r | |
26 | BOOLEAN\r | |
27 | IsNvNeed (\r | |
28 | IN CHAR16 *ConVarName\r | |
29 | )\r | |
30 | {\r | |
31 | CHAR16 *Ptr;\r | |
32 | \r | |
33 | Ptr = ConVarName;\r | |
34 | \r | |
35 | //\r | |
36 | // If the variable includes "Dev" at last, we consider\r | |
37 | // it does not support NV attribute.\r | |
38 | //\r | |
39 | while (*Ptr != L'\0') {\r | |
40 | Ptr++;\r | |
41 | }\r | |
42 | \r | |
43 | if ((*(Ptr - 3) == 'D') && (*(Ptr - 2) == 'e') && (*(Ptr - 1) == 'v')) {\r | |
44 | return FALSE;\r | |
45 | } else {\r | |
46 | return TRUE;\r | |
47 | }\r | |
48 | }\r | |
49 | \r | |
50 | /**\r | |
51 | This function update console variable based on ConVarName, it can\r | |
52 | add or remove one specific console device path from the variable\r | |
53 | \r | |
54 | @param ConVarName Console related variable name, ConIn, ConOut,\r | |
55 | ErrOut.\r | |
56 | @param CustomizedConDevicePath The console device path which will be added to\r | |
57 | the console variable ConVarName, this parameter\r | |
58 | can not be multi-instance.\r | |
59 | @param ExclusiveDevicePath The console device path which will be removed\r | |
60 | from the console variable ConVarName, this\r | |
61 | parameter can not be multi-instance.\r | |
62 | \r | |
63 | @retval EFI_UNSUPPORTED The added device path is same to the removed one.\r | |
64 | @retval EFI_SUCCESS Success add or remove the device path from the\r | |
65 | console variable.\r | |
66 | \r | |
67 | **/\r | |
68 | EFI_STATUS\r | |
69 | EFIAPI\r | |
70 | BdsLibUpdateConsoleVariable (\r | |
71 | IN CHAR16 *ConVarName,\r | |
72 | IN EFI_DEVICE_PATH_PROTOCOL *CustomizedConDevicePath,\r | |
73 | IN EFI_DEVICE_PATH_PROTOCOL *ExclusiveDevicePath\r | |
74 | )\r | |
75 | {\r | |
76 | EFI_DEVICE_PATH_PROTOCOL *VarConsole;\r | |
77 | UINTN DevicePathSize;\r | |
78 | EFI_DEVICE_PATH_PROTOCOL *NewDevicePath;\r | |
79 | EFI_DEVICE_PATH_PROTOCOL *TempNewDevicePath;\r | |
80 | UINT32 Attributes;\r | |
81 | \r | |
82 | VarConsole = NULL;\r | |
83 | DevicePathSize = 0;\r | |
84 | \r | |
85 | //\r | |
86 | // Notes: check the device path point, here should check\r | |
87 | // with compare memory\r | |
88 | //\r | |
89 | if (CustomizedConDevicePath == ExclusiveDevicePath) {\r | |
90 | return EFI_UNSUPPORTED;\r | |
91 | }\r | |
92 | //\r | |
93 | // Delete the ExclusiveDevicePath from current default console\r | |
94 | //\r | |
95 | VarConsole = BdsLibGetVariableAndSize (\r | |
96 | ConVarName,\r | |
97 | &gEfiGlobalVariableGuid,\r | |
98 | &DevicePathSize\r | |
99 | );\r | |
100 | \r | |
101 | //\r | |
102 | // Initialize NewDevicePath\r | |
103 | //\r | |
104 | NewDevicePath = VarConsole;\r | |
105 | \r | |
106 | //\r | |
107 | // If ExclusiveDevicePath is even the part of the instance in VarConsole, delete it.\r | |
108 | // In the end, NewDevicePath is the final device path.\r | |
109 | //\r | |
110 | if (ExclusiveDevicePath != NULL && VarConsole != NULL) {\r | |
111 | NewDevicePath = BdsLibDelPartMatchInstance (VarConsole, ExclusiveDevicePath);\r | |
112 | }\r | |
113 | //\r | |
114 | // Try to append customized device path to NewDevicePath.\r | |
115 | //\r | |
116 | if (CustomizedConDevicePath != NULL) {\r | |
117 | if (!BdsLibMatchDevicePaths (NewDevicePath, CustomizedConDevicePath)) {\r | |
118 | //\r | |
119 | // Check if there is part of CustomizedConDevicePath in NewDevicePath, delete it.\r | |
120 | //\r | |
121 | NewDevicePath = BdsLibDelPartMatchInstance (NewDevicePath, CustomizedConDevicePath);\r | |
122 | //\r | |
123 | // In the first check, the default console variable will be _ModuleEntryPoint,\r | |
124 | // just append current customized device path\r | |
125 | //\r | |
126 | TempNewDevicePath = NewDevicePath;\r | |
127 | NewDevicePath = AppendDevicePathInstance (NewDevicePath, CustomizedConDevicePath);\r | |
128 | if (TempNewDevicePath != NULL) {\r | |
129 | FreePool(TempNewDevicePath);\r | |
130 | }\r | |
131 | }\r | |
132 | }\r | |
133 | \r | |
134 | //\r | |
135 | // The attribute for ConInDev, ConOutDev and ErrOutDev does not include NV.\r | |
136 | //\r | |
137 | if (IsNvNeed(ConVarName)) {\r | |
138 | //\r | |
139 | // ConVarName has NV attribute.\r | |
140 | //\r | |
141 | Attributes = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE;\r | |
142 | } else {\r | |
143 | //\r | |
144 | // ConVarName does not have NV attribute.\r | |
145 | //\r | |
146 | Attributes = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS;\r | |
147 | }\r | |
148 | \r | |
149 | //\r | |
150 | // Finally, Update the variable of the default console by NewDevicePath\r | |
151 | //\r | |
152 | gRT->SetVariable (\r | |
153 | ConVarName,\r | |
154 | &gEfiGlobalVariableGuid,\r | |
155 | Attributes,\r | |
156 | GetDevicePathSize (NewDevicePath),\r | |
157 | NewDevicePath\r | |
158 | );\r | |
159 | \r | |
160 | if (VarConsole == NewDevicePath) {\r | |
161 | if (VarConsole != NULL) {\r | |
162 | FreePool(VarConsole);\r | |
163 | }\r | |
164 | } else {\r | |
165 | if (VarConsole != NULL) {\r | |
166 | FreePool(VarConsole);\r | |
167 | }\r | |
168 | if (NewDevicePath != NULL) {\r | |
169 | FreePool(NewDevicePath);\r | |
170 | }\r | |
171 | }\r | |
172 | \r | |
173 | return EFI_SUCCESS;\r | |
174 | \r | |
175 | }\r | |
176 | \r | |
177 | \r | |
178 | /**\r | |
179 | Connect the console device base on the variable ConVarName, if\r | |
180 | device path of the ConVarName is multi-instance device path, if\r | |
181 | anyone of the instances is connected success, then this function\r | |
182 | will return success.\r | |
183 | \r | |
184 | @param ConVarName Console related variable name, ConIn, ConOut,\r | |
185 | ErrOut.\r | |
186 | \r | |
187 | @retval EFI_NOT_FOUND There is not any console devices connected\r | |
188 | success\r | |
189 | @retval EFI_SUCCESS Success connect any one instance of the console\r | |
190 | device path base on the variable ConVarName.\r | |
191 | \r | |
192 | **/\r | |
193 | EFI_STATUS\r | |
194 | EFIAPI\r | |
195 | BdsLibConnectConsoleVariable (\r | |
196 | IN CHAR16 *ConVarName\r | |
197 | )\r | |
198 | {\r | |
199 | EFI_STATUS Status;\r | |
200 | EFI_DEVICE_PATH_PROTOCOL *StartDevicePath;\r | |
201 | UINTN VariableSize;\r | |
202 | EFI_DEVICE_PATH_PROTOCOL *Instance;\r | |
203 | EFI_DEVICE_PATH_PROTOCOL *Next;\r | |
204 | EFI_DEVICE_PATH_PROTOCOL *CopyOfDevicePath;\r | |
205 | UINTN Size;\r | |
206 | BOOLEAN DeviceExist;\r | |
207 | \r | |
208 | Status = EFI_SUCCESS;\r | |
209 | DeviceExist = FALSE;\r | |
210 | \r | |
211 | //\r | |
212 | // Check if the console variable exist\r | |
213 | //\r | |
214 | StartDevicePath = BdsLibGetVariableAndSize (\r | |
215 | ConVarName,\r | |
216 | &gEfiGlobalVariableGuid,\r | |
217 | &VariableSize\r | |
218 | );\r | |
219 | if (StartDevicePath == NULL) {\r | |
220 | return EFI_UNSUPPORTED;\r | |
221 | }\r | |
222 | \r | |
223 | CopyOfDevicePath = StartDevicePath;\r | |
224 | do {\r | |
225 | //\r | |
226 | // Check every instance of the console variable\r | |
227 | //\r | |
228 | Instance = GetNextDevicePathInstance (&CopyOfDevicePath, &Size);\r | |
229 | Next = Instance;\r | |
230 | while (!IsDevicePathEndType (Next)) {\r | |
231 | Next = NextDevicePathNode (Next);\r | |
232 | }\r | |
233 | \r | |
234 | SetDevicePathEndNode (Next);\r | |
235 | //\r | |
236 | // Check USB1.1 console\r | |
237 | //\r | |
238 | if ((DevicePathType (Instance) == MESSAGING_DEVICE_PATH) &&\r | |
239 | ((DevicePathSubType (Instance) == MSG_USB_CLASS_DP)\r | |
240 | || (DevicePathSubType (Instance) == MSG_USB_WWID_DP)\r | |
241 | )) {\r | |
242 | //\r | |
243 | // Check the Usb console in Usb2.0 bus firstly, then Usb1.1 bus\r | |
244 | //\r | |
245 | Status = BdsLibConnectUsbDevByShortFormDP (PCI_CLASSC_PI_EHCI, Instance);\r | |
246 | if (!EFI_ERROR (Status)) {\r | |
247 | DeviceExist = TRUE;\r | |
248 | }\r | |
249 | \r | |
250 | Status = BdsLibConnectUsbDevByShortFormDP (PCI_CLASSC_PI_UHCI, Instance);\r | |
251 | if (!EFI_ERROR (Status)) {\r | |
252 | DeviceExist = TRUE;\r | |
253 | }\r | |
254 | } else {\r | |
255 | //\r | |
256 | // Connect the instance device path\r | |
257 | //\r | |
258 | Status = BdsLibConnectDevicePath (Instance);\r | |
259 | if (EFI_ERROR (Status)) {\r | |
260 | //\r | |
261 | // Delete the instance from the console varialbe\r | |
262 | //\r | |
263 | BdsLibUpdateConsoleVariable (ConVarName, NULL, Instance);\r | |
264 | } else {\r | |
265 | DeviceExist = TRUE;\r | |
266 | }\r | |
267 | }\r | |
268 | FreePool(Instance);\r | |
269 | } while (CopyOfDevicePath != NULL);\r | |
270 | \r | |
271 | FreePool (StartDevicePath);\r | |
272 | \r | |
273 | if (!DeviceExist) {\r | |
274 | return EFI_NOT_FOUND;\r | |
275 | }\r | |
276 | \r | |
277 | return EFI_SUCCESS;\r | |
278 | }\r | |
279 | \r | |
280 | \r | |
281 | /**\r | |
282 | This function will search every simpletxt devive in current system,\r | |
283 | and make every simpletxt device as pertantial console device.\r | |
284 | \r | |
285 | **/\r | |
286 | VOID\r | |
287 | EFIAPI\r | |
288 | BdsLibConnectAllConsoles (\r | |
289 | VOID\r | |
290 | )\r | |
291 | {\r | |
292 | UINTN Index;\r | |
293 | EFI_DEVICE_PATH_PROTOCOL *ConDevicePath;\r | |
294 | UINTN HandleCount;\r | |
295 | EFI_HANDLE *HandleBuffer;\r | |
296 | \r | |
297 | Index = 0;\r | |
298 | HandleCount = 0;\r | |
299 | HandleBuffer = NULL;\r | |
300 | ConDevicePath = NULL;\r | |
301 | \r | |
302 | //\r | |
303 | // Update all the console varables\r | |
304 | //\r | |
305 | gBS->LocateHandleBuffer (\r | |
306 | ByProtocol,\r | |
307 | &gEfiSimpleTextInProtocolGuid,\r | |
308 | NULL,\r | |
309 | &HandleCount,\r | |
310 | &HandleBuffer\r | |
311 | );\r | |
312 | \r | |
313 | for (Index = 0; Index < HandleCount; Index++) {\r | |
314 | gBS->HandleProtocol (\r | |
315 | HandleBuffer[Index],\r | |
316 | &gEfiDevicePathProtocolGuid,\r | |
317 | (VOID **) &ConDevicePath\r | |
318 | );\r | |
319 | BdsLibUpdateConsoleVariable (L"ConIn", ConDevicePath, NULL);\r | |
320 | }\r | |
321 | \r | |
322 | if (HandleBuffer != NULL) {\r | |
323 | FreePool(HandleBuffer);\r | |
324 | HandleBuffer = NULL;\r | |
325 | }\r | |
326 | \r | |
327 | gBS->LocateHandleBuffer (\r | |
328 | ByProtocol,\r | |
329 | &gEfiSimpleTextOutProtocolGuid,\r | |
330 | NULL,\r | |
331 | &HandleCount,\r | |
332 | &HandleBuffer\r | |
333 | );\r | |
334 | for (Index = 0; Index < HandleCount; Index++) {\r | |
335 | gBS->HandleProtocol (\r | |
336 | HandleBuffer[Index],\r | |
337 | &gEfiDevicePathProtocolGuid,\r | |
338 | (VOID **) &ConDevicePath\r | |
339 | );\r | |
340 | BdsLibUpdateConsoleVariable (L"ConOut", ConDevicePath, NULL);\r | |
341 | BdsLibUpdateConsoleVariable (L"ErrOut", ConDevicePath, NULL);\r | |
342 | }\r | |
343 | \r | |
344 | if (HandleBuffer != NULL) {\r | |
345 | FreePool(HandleBuffer);\r | |
346 | }\r | |
347 | \r | |
348 | //\r | |
349 | // Connect all console variables\r | |
350 | //\r | |
351 | BdsLibConnectAllDefaultConsoles ();\r | |
352 | \r | |
353 | }\r | |
354 | \r | |
355 | /**\r | |
356 | This function will connect console device base on the console\r | |
357 | device variable ConIn, ConOut and ErrOut.\r | |
358 | \r | |
359 | @retval EFI_SUCCESS At least one of the ConIn and ConOut device have\r | |
360 | been connected success.\r | |
361 | @retval EFI_STATUS Return the status of BdsLibConnectConsoleVariable ().\r | |
362 | \r | |
363 | **/\r | |
364 | EFI_STATUS\r | |
365 | EFIAPI\r | |
366 | BdsLibConnectAllDefaultConsoles (\r | |
367 | VOID\r | |
368 | )\r | |
369 | {\r | |
370 | EFI_STATUS Status;\r | |
371 | \r | |
372 | //\r | |
373 | // Connect all default console variables\r | |
374 | //\r | |
375 | \r | |
376 | //\r | |
377 | // It seems impossible not to have any ConOut device on platform,\r | |
378 | // so we check the status here.\r | |
379 | //\r | |
380 | Status = BdsLibConnectConsoleVariable (L"ConOut");\r | |
381 | if (EFI_ERROR (Status)) {\r | |
382 | return Status;\r | |
383 | }\r | |
384 | \r | |
385 | //\r | |
386 | // Insert the performance probe for Console Out\r | |
387 | //\r | |
388 | PERF_START (NULL, "ConOut", "BDS", 1);\r | |
389 | PERF_END (NULL, "ConOut", "BDS", 0);\r | |
390 | \r | |
391 | //\r | |
392 | // Because possibly the platform is legacy free, in such case,\r | |
393 | // ConIn devices (Serial Port and PS2 Keyboard ) does not exist,\r | |
394 | // so we need not check the status.\r | |
395 | //\r | |
396 | BdsLibConnectConsoleVariable (L"ConIn");\r | |
397 | \r | |
398 | //\r | |
399 | // The _ModuleEntryPoint err out var is legal.\r | |
400 | //\r | |
401 | BdsLibConnectConsoleVariable (L"ErrOut");\r | |
402 | \r | |
403 | return EFI_SUCCESS;\r | |
404 | \r | |
405 | }\r | |
406 | \r | |
407 | /**\r | |
408 | Convert a *.BMP graphics image to a GOP blt buffer. If a NULL Blt buffer\r | |
409 | is passed in a GopBlt buffer will be allocated by this routine. If a GopBlt\r | |
410 | buffer is passed in it will be used if it is big enough.\r | |
411 | \r | |
412 | @param BmpImage Pointer to BMP file\r | |
413 | @param BmpImageSize Number of bytes in BmpImage\r | |
414 | @param GopBlt Buffer containing GOP version of BmpImage.\r | |
415 | @param GopBltSize Size of GopBlt in bytes.\r | |
416 | @param PixelHeight Height of GopBlt/BmpImage in pixels\r | |
417 | @param PixelWidth Width of GopBlt/BmpImage in pixels\r | |
418 | \r | |
419 | @retval EFI_SUCCESS GopBlt and GopBltSize are returned.\r | |
420 | @retval EFI_UNSUPPORTED BmpImage is not a valid *.BMP image\r | |
421 | @retval EFI_BUFFER_TOO_SMALL The passed in GopBlt buffer is not big enough.\r | |
422 | GopBltSize will contain the required size.\r | |
423 | @retval EFI_OUT_OF_RESOURCES No enough buffer to allocate.\r | |
424 | \r | |
425 | **/\r | |
426 | EFI_STATUS\r | |
427 | ConvertBmpToGopBlt (\r | |
428 | IN VOID *BmpImage,\r | |
429 | IN UINTN BmpImageSize,\r | |
430 | IN OUT VOID **GopBlt,\r | |
431 | IN OUT UINTN *GopBltSize,\r | |
432 | OUT UINTN *PixelHeight,\r | |
433 | OUT UINTN *PixelWidth\r | |
434 | )\r | |
435 | {\r | |
436 | UINT8 *Image;\r | |
437 | UINT8 *ImageHeader;\r | |
438 | BMP_IMAGE_HEADER *BmpHeader;\r | |
439 | BMP_COLOR_MAP *BmpColorMap;\r | |
440 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer;\r | |
441 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Blt;\r | |
442 | UINTN BltBufferSize;\r | |
443 | UINTN Index;\r | |
444 | UINTN Height;\r | |
445 | UINTN Width;\r | |
446 | UINTN ImageIndex;\r | |
447 | BOOLEAN IsAllocated;\r | |
448 | \r | |
449 | BmpHeader = (BMP_IMAGE_HEADER *) BmpImage;\r | |
450 | \r | |
451 | if (BmpHeader->CharB != 'B' || BmpHeader->CharM != 'M') {\r | |
452 | return EFI_UNSUPPORTED;\r | |
453 | }\r | |
454 | \r | |
455 | //\r | |
456 | // Doesn't support compress.\r | |
457 | //\r | |
458 | if (BmpHeader->CompressionType != 0) {\r | |
459 | return EFI_UNSUPPORTED;\r | |
460 | }\r | |
461 | \r | |
462 | //\r | |
463 | // Calculate Color Map offset in the image.\r | |
464 | //\r | |
465 | Image = BmpImage;\r | |
466 | BmpColorMap = (BMP_COLOR_MAP *) (Image + sizeof (BMP_IMAGE_HEADER));\r | |
467 | \r | |
468 | //\r | |
469 | // Calculate graphics image data address in the image\r | |
470 | //\r | |
471 | Image = ((UINT8 *) BmpImage) + BmpHeader->ImageOffset;\r | |
472 | ImageHeader = Image;\r | |
473 | \r | |
474 | //\r | |
475 | // Calculate the BltBuffer needed size.\r | |
476 | //\r | |
477 | BltBufferSize = BmpHeader->PixelWidth * BmpHeader->PixelHeight * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);\r | |
478 | IsAllocated = FALSE;\r | |
479 | if (*GopBlt == NULL) {\r | |
480 | //\r | |
481 | // GopBlt is not allocated by caller.\r | |
482 | //\r | |
483 | *GopBltSize = BltBufferSize;\r | |
484 | *GopBlt = AllocatePool (*GopBltSize);\r | |
485 | IsAllocated = TRUE;\r | |
486 | if (*GopBlt == NULL) {\r | |
487 | return EFI_OUT_OF_RESOURCES;\r | |
488 | }\r | |
489 | } else {\r | |
490 | //\r | |
491 | // GopBlt has been allocated by caller.\r | |
492 | //\r | |
493 | if (*GopBltSize < BltBufferSize) {\r | |
494 | *GopBltSize = BltBufferSize;\r | |
495 | return EFI_BUFFER_TOO_SMALL;\r | |
496 | }\r | |
497 | }\r | |
498 | \r | |
499 | *PixelWidth = BmpHeader->PixelWidth;\r | |
500 | *PixelHeight = BmpHeader->PixelHeight;\r | |
501 | \r | |
502 | //\r | |
503 | // Convert image from BMP to Blt buffer format\r | |
504 | //\r | |
505 | BltBuffer = *GopBlt;\r | |
506 | for (Height = 0; Height < BmpHeader->PixelHeight; Height++) {\r | |
507 | Blt = &BltBuffer[(BmpHeader->PixelHeight - Height - 1) * BmpHeader->PixelWidth];\r | |
508 | for (Width = 0; Width < BmpHeader->PixelWidth; Width++, Image++, Blt++) {\r | |
509 | switch (BmpHeader->BitPerPixel) {\r | |
510 | case 1:\r | |
511 | //\r | |
512 | // Convert 1-bit (2 colors) BMP to 24-bit color\r | |
513 | //\r | |
514 | for (Index = 0; Index < 8 && Width < BmpHeader->PixelWidth; Index++) {\r | |
515 | Blt->Red = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Red;\r | |
516 | Blt->Green = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Green;\r | |
517 | Blt->Blue = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Blue;\r | |
518 | Blt++;\r | |
519 | Width++;\r | |
520 | }\r | |
521 | \r | |
522 | Blt --;\r | |
523 | Width --;\r | |
524 | break;\r | |
525 | \r | |
526 | case 4:\r | |
527 | //\r | |
528 | // Convert 4-bit (16 colors) BMP Palette to 24-bit color\r | |
529 | //\r | |
530 | Index = (*Image) >> 4;\r | |
531 | Blt->Red = BmpColorMap[Index].Red;\r | |
532 | Blt->Green = BmpColorMap[Index].Green;\r | |
533 | Blt->Blue = BmpColorMap[Index].Blue;\r | |
534 | if (Width < (BmpHeader->PixelWidth - 1)) {\r | |
535 | Blt++;\r | |
536 | Width++;\r | |
537 | Index = (*Image) & 0x0f;\r | |
538 | Blt->Red = BmpColorMap[Index].Red;\r | |
539 | Blt->Green = BmpColorMap[Index].Green;\r | |
540 | Blt->Blue = BmpColorMap[Index].Blue;\r | |
541 | }\r | |
542 | break;\r | |
543 | \r | |
544 | case 8:\r | |
545 | //\r | |
546 | // Convert 8-bit (256 colors) BMP Palette to 24-bit color\r | |
547 | //\r | |
548 | Blt->Red = BmpColorMap[*Image].Red;\r | |
549 | Blt->Green = BmpColorMap[*Image].Green;\r | |
550 | Blt->Blue = BmpColorMap[*Image].Blue;\r | |
551 | break;\r | |
552 | \r | |
553 | case 24:\r | |
554 | //\r | |
555 | // It is 24-bit BMP.\r | |
556 | //\r | |
557 | Blt->Blue = *Image++;\r | |
558 | Blt->Green = *Image++;\r | |
559 | Blt->Red = *Image;\r | |
560 | break;\r | |
561 | \r | |
562 | default:\r | |
563 | //\r | |
564 | // Other bit format BMP is not supported.\r | |
565 | //\r | |
566 | if (IsAllocated) {\r | |
567 | FreePool (*GopBlt);\r | |
568 | *GopBlt = NULL;\r | |
569 | }\r | |
570 | return EFI_UNSUPPORTED;\r | |
571 | break;\r | |
572 | };\r | |
573 | \r | |
574 | }\r | |
575 | \r | |
576 | ImageIndex = (UINTN) (Image - ImageHeader);\r | |
577 | if ((ImageIndex % 4) != 0) {\r | |
578 | //\r | |
579 | // Bmp Image starts each row on a 32-bit boundary!\r | |
580 | //\r | |
581 | Image = Image + (4 - (ImageIndex % 4));\r | |
582 | }\r | |
583 | }\r | |
584 | \r | |
585 | return EFI_SUCCESS;\r | |
586 | }\r | |
587 | \r | |
588 | \r | |
589 | /**\r | |
590 | Use Console Control Protocol to lock the Console In Spliter virtual handle.\r | |
591 | This is the ConInHandle and ConIn handle in the EFI system table. All key\r | |
592 | presses will be ignored until the Password is typed in. The only way to\r | |
593 | disable the password is to type it in to a ConIn device.\r | |
594 | \r | |
595 | @param Password Password used to lock ConIn device.\r | |
596 | \r | |
597 | @retval EFI_SUCCESS lock the Console In Spliter virtual handle successfully.\r | |
598 | @retval EFI_UNSUPPORTED Password not found\r | |
599 | \r | |
600 | **/\r | |
601 | EFI_STATUS\r | |
602 | EFIAPI\r | |
603 | LockKeyboards (\r | |
604 | IN CHAR16 *Password\r | |
605 | )\r | |
606 | {\r | |
607 | EFI_STATUS Status;\r | |
608 | EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl;\r | |
609 | \r | |
610 | Status = gBS->LocateProtocol (&gEfiConsoleControlProtocolGuid, NULL, (VOID **) &ConsoleControl);\r | |
611 | if (EFI_ERROR (Status)) {\r | |
612 | return EFI_UNSUPPORTED;\r | |
613 | }\r | |
614 | \r | |
615 | Status = ConsoleControl->LockStdIn (ConsoleControl, Password);\r | |
616 | return Status;\r | |
617 | }\r | |
618 | \r | |
619 | \r | |
620 | /**\r | |
621 | Use Console Control to turn off UGA based Simple Text Out consoles from going\r | |
622 | to the UGA device. Put up LogoFile on every UGA device that is a console\r | |
623 | \r | |
624 | @param[in] LogoFile File name of logo to display on the center of the screen.\r | |
625 | \r | |
626 | @retval EFI_SUCCESS ConsoleControl has been flipped to graphics and logo displayed.\r | |
627 | @retval EFI_UNSUPPORTED Logo not found\r | |
628 | \r | |
629 | **/\r | |
630 | EFI_STATUS\r | |
631 | EFIAPI\r | |
632 | EnableQuietBoot (\r | |
633 | IN EFI_GUID *LogoFile\r | |
634 | )\r | |
635 | {\r | |
636 | EFI_STATUS Status;\r | |
637 | EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl;\r | |
638 | EFI_OEM_BADGING_PROTOCOL *Badging;\r | |
639 | UINT32 SizeOfX;\r | |
640 | UINT32 SizeOfY;\r | |
641 | INTN DestX;\r | |
642 | INTN DestY;\r | |
643 | UINT8 *ImageData;\r | |
644 | UINTN ImageSize;\r | |
645 | UINTN BltSize;\r | |
646 | UINT32 Instance;\r | |
647 | EFI_BADGING_FORMAT Format;\r | |
648 | EFI_BADGING_DISPLAY_ATTRIBUTE Attribute;\r | |
649 | UINTN CoordinateX;\r | |
650 | UINTN CoordinateY;\r | |
651 | UINTN Height;\r | |
652 | UINTN Width;\r | |
653 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Blt;\r | |
654 | EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r | |
655 | UINT32 ColorDepth;\r | |
656 | UINT32 RefreshRate;\r | |
657 | EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r | |
658 | \r | |
659 | Status = gBS->LocateProtocol (&gEfiConsoleControlProtocolGuid, NULL, (VOID **) &ConsoleControl);\r | |
660 | if (EFI_ERROR (Status)) {\r | |
661 | return EFI_UNSUPPORTED;\r | |
662 | }\r | |
663 | \r | |
664 | UgaDraw = NULL;\r | |
665 | //\r | |
666 | // Try to open GOP first\r | |
667 | //\r | |
668 | Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiGraphicsOutputProtocolGuid, (VOID **) &GraphicsOutput);\r | |
669 | if (EFI_ERROR (Status) && FeaturePcdGet (PcdUgaConsumeSupport)) {\r | |
670 | GraphicsOutput = NULL;\r | |
671 | //\r | |
672 | // Open GOP failed, try to open UGA\r | |
673 | //\r | |
674 | Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiUgaDrawProtocolGuid, (VOID **) &UgaDraw);\r | |
675 | }\r | |
676 | if (EFI_ERROR (Status)) {\r | |
677 | return EFI_UNSUPPORTED;\r | |
678 | }\r | |
679 | \r | |
680 | Badging = NULL;\r | |
681 | Status = gBS->LocateProtocol (&gEfiOEMBadgingProtocolGuid, NULL, (VOID **) &Badging);\r | |
682 | \r | |
683 | //\r | |
684 | // Set console control to graphics mode.\r | |
685 | //\r | |
686 | Status = ConsoleControl->SetMode (ConsoleControl, EfiConsoleControlScreenGraphics);\r | |
687 | if (EFI_ERROR (Status)) {\r | |
688 | return EFI_UNSUPPORTED;\r | |
689 | }\r | |
690 | \r | |
691 | if (GraphicsOutput != NULL) {\r | |
692 | SizeOfX = GraphicsOutput->Mode->Info->HorizontalResolution;\r | |
693 | SizeOfY = GraphicsOutput->Mode->Info->VerticalResolution;\r | |
694 | \r | |
695 | } else if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {\r | |
696 | Status = UgaDraw->GetMode (UgaDraw, &SizeOfX, &SizeOfY, &ColorDepth, &RefreshRate);\r | |
697 | if (EFI_ERROR (Status)) {\r | |
698 | return EFI_UNSUPPORTED;\r | |
699 | }\r | |
700 | } else {\r | |
701 | return EFI_UNSUPPORTED;\r | |
702 | }\r | |
703 | \r | |
704 | Instance = 0;\r | |
705 | while (1) {\r | |
706 | ImageData = NULL;\r | |
707 | ImageSize = 0;\r | |
708 | \r | |
709 | if (Badging != NULL) {\r | |
710 | //\r | |
711 | // Get image from OEMBadging protocol.\r | |
712 | //\r | |
713 | Status = Badging->GetImage (\r | |
714 | Badging,\r | |
715 | &Instance,\r | |
716 | &Format,\r | |
717 | &ImageData,\r | |
718 | &ImageSize,\r | |
719 | &Attribute,\r | |
720 | &CoordinateX,\r | |
721 | &CoordinateY\r | |
722 | );\r | |
723 | if (EFI_ERROR (Status)) {\r | |
724 | return Status;\r | |
725 | }\r | |
726 | \r | |
727 | //\r | |
728 | // Currently only support BMP format.\r | |
729 | //\r | |
730 | if (Format != EfiBadgingFormatBMP) {\r | |
731 | if (ImageData != NULL) {\r | |
732 | FreePool (ImageData);\r | |
733 | }\r | |
734 | continue;\r | |
735 | }\r | |
736 | } else {\r | |
737 | //\r | |
738 | // Get the specified image from FV.\r | |
739 | //\r | |
740 | Status = GetSectionFromAnyFv (LogoFile, EFI_SECTION_RAW, 0, (VOID **) &ImageData, &ImageSize);\r | |
741 | if (EFI_ERROR (Status)) {\r | |
742 | return EFI_UNSUPPORTED;\r | |
743 | }\r | |
744 | \r | |
745 | CoordinateX = 0;\r | |
746 | CoordinateY = 0;\r | |
747 | Attribute = EfiBadgingDisplayAttributeCenter;\r | |
748 | }\r | |
749 | \r | |
750 | Blt = NULL;\r | |
751 | Status = ConvertBmpToGopBlt (\r | |
752 | ImageData,\r | |
753 | ImageSize,\r | |
754 | (VOID **) &Blt,\r | |
755 | &BltSize,\r | |
756 | &Height,\r | |
757 | &Width\r | |
758 | );\r | |
759 | if (EFI_ERROR (Status)) {\r | |
760 | FreePool (ImageData);\r | |
761 | \r | |
762 | if (Badging == NULL) {\r | |
763 | return Status;\r | |
764 | } else {\r | |
765 | continue;\r | |
766 | }\r | |
767 | }\r | |
768 | \r | |
769 | //\r | |
770 | // Caculate the display position according to Attribute.\r | |
771 | //\r | |
772 | switch (Attribute) {\r | |
773 | case EfiBadgingDisplayAttributeLeftTop:\r | |
774 | DestX = CoordinateX;\r | |
775 | DestY = CoordinateY;\r | |
776 | break;\r | |
777 | \r | |
778 | case EfiBadgingDisplayAttributeCenterTop:\r | |
779 | DestX = (SizeOfX - Width) / 2;\r | |
780 | DestY = CoordinateY;\r | |
781 | break;\r | |
782 | \r | |
783 | case EfiBadgingDisplayAttributeRightTop:\r | |
784 | DestX = (SizeOfX - Width - CoordinateX);\r | |
785 | DestY = CoordinateY;;\r | |
786 | break;\r | |
787 | \r | |
788 | case EfiBadgingDisplayAttributeCenterRight:\r | |
789 | DestX = (SizeOfX - Width - CoordinateX);\r | |
790 | DestY = (SizeOfY - Height) / 2;\r | |
791 | break;\r | |
792 | \r | |
793 | case EfiBadgingDisplayAttributeRightBottom:\r | |
794 | DestX = (SizeOfX - Width - CoordinateX);\r | |
795 | DestY = (SizeOfY - Height - CoordinateY);\r | |
796 | break;\r | |
797 | \r | |
798 | case EfiBadgingDisplayAttributeCenterBottom:\r | |
799 | DestX = (SizeOfX - Width) / 2;\r | |
800 | DestY = (SizeOfY - Height - CoordinateY);\r | |
801 | break;\r | |
802 | \r | |
803 | case EfiBadgingDisplayAttributeLeftBottom:\r | |
804 | DestX = CoordinateX;\r | |
805 | DestY = (SizeOfY - Height - CoordinateY);\r | |
806 | break;\r | |
807 | \r | |
808 | case EfiBadgingDisplayAttributeCenterLeft:\r | |
809 | DestX = CoordinateX;\r | |
810 | DestY = (SizeOfY - Height) / 2;\r | |
811 | break;\r | |
812 | \r | |
813 | case EfiBadgingDisplayAttributeCenter:\r | |
814 | DestX = (SizeOfX - Width) / 2;\r | |
815 | DestY = (SizeOfY - Height) / 2;\r | |
816 | break;\r | |
817 | \r | |
818 | default:\r | |
819 | DestX = CoordinateX;\r | |
820 | DestY = CoordinateY;\r | |
821 | break;\r | |
822 | }\r | |
823 | \r | |
824 | if ((DestX >= 0) && (DestY >= 0)) {\r | |
825 | if (GraphicsOutput != NULL) {\r | |
826 | Status = GraphicsOutput->Blt (\r | |
827 | GraphicsOutput,\r | |
828 | Blt,\r | |
829 | EfiBltBufferToVideo,\r | |
830 | 0,\r | |
831 | 0,\r | |
832 | (UINTN) DestX,\r | |
833 | (UINTN) DestY,\r | |
834 | Width,\r | |
835 | Height,\r | |
836 | Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r | |
837 | );\r | |
838 | } else if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {\r | |
839 | Status = UgaDraw->Blt (\r | |
840 | UgaDraw,\r | |
841 | (EFI_UGA_PIXEL *) Blt,\r | |
842 | EfiUgaBltBufferToVideo,\r | |
843 | 0,\r | |
844 | 0,\r | |
845 | (UINTN) DestX,\r | |
846 | (UINTN) DestY,\r | |
847 | Width,\r | |
848 | Height,\r | |
849 | Width * sizeof (EFI_UGA_PIXEL)\r | |
850 | );\r | |
851 | } else {\r | |
852 | Status = EFI_UNSUPPORTED;\r | |
853 | }\r | |
854 | }\r | |
855 | \r | |
856 | FreePool (ImageData);\r | |
857 | \r | |
858 | if (Blt != NULL) {\r | |
859 | FreePool (Blt);\r | |
860 | }\r | |
861 | \r | |
862 | if (Badging == NULL) {\r | |
863 | break;\r | |
864 | }\r | |
865 | }\r | |
866 | \r | |
867 | return Status;\r | |
868 | }\r | |
869 | \r | |
870 | /**\r | |
871 | Use Console Control to turn on UGA based Simple Text Out consoles. The UGA\r | |
872 | Simple Text Out screens will now be synced up with all non UGA output devices\r | |
873 | \r | |
874 | @retval EFI_SUCCESS UGA devices are back in text mode and synced up.\r | |
875 | \r | |
876 | **/\r | |
877 | EFI_STATUS\r | |
878 | EFIAPI\r | |
879 | DisableQuietBoot (\r | |
880 | VOID\r | |
881 | )\r | |
882 | {\r | |
883 | EFI_STATUS Status;\r | |
884 | EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl;\r | |
885 | \r | |
886 | Status = gBS->LocateProtocol (&gEfiConsoleControlProtocolGuid, NULL, (VOID **) &ConsoleControl);\r | |
887 | if (EFI_ERROR (Status)) {\r | |
888 | return EFI_UNSUPPORTED;\r | |
889 | }\r | |
890 | \r | |
891 | //\r | |
892 | // Set console control to text mode.\r | |
893 | //\r | |
894 | return ConsoleControl->SetMode (ConsoleControl, EfiConsoleControlScreenText);\r | |
895 | }\r | |
896 | \r |