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Partially make EdkModulePkg pass intel IPF compiler with /W4 /WX switched on.
[mirror_edk2.git] / EdkModulePkg / Universal / Console / GraphicsConsole / Dxe / GraphicsConsole.c
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7a2729d4 1/**@file\r
2 This is the main routine for initializing the Graphics Console support routines.\r
3Remaining Tasks\r
4 Add all standard Glyphs from EFI 1.02 Specification\r
5 Implement optimal automatic Mode creation algorithm\r
6 Solve palette issues for mixed graphics and text\r
7 When does this protocol reset the palette?\r
8 \r
9Copyright (c) 2006 Intel Corporation. <BR>\r
878ddf1f 10All rights reserved. This program and the accompanying materials \r
11are licensed and made available under the terms and conditions of the BSD License \r
12which accompanies this distribution. The full text of the license may be found at \r
13http://opensource.org/licenses/bsd-license.php \r
14 \r
15THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
16WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
17\r
7a2729d4 18**/\r
878ddf1f 19\r
20#include "GraphicsConsole.h"\r
21\r
22//\r
23// Function Prototypes\r
24//\r
25EFI_STATUS\r
26EFIAPI\r
27GraphicsConsoleControllerDriverSupported (\r
28 IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
29 IN EFI_HANDLE Controller,\r
30 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
31 );\r
32\r
33EFI_STATUS\r
34EFIAPI\r
35GraphicsConsoleControllerDriverStart (\r
36 IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
37 IN EFI_HANDLE Controller,\r
38 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
39 );\r
40\r
41EFI_STATUS\r
42EFIAPI\r
43GraphicsConsoleControllerDriverStop (\r
44 IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
45 IN EFI_HANDLE Controller,\r
46 IN UINTN NumberOfChildren,\r
47 IN EFI_HANDLE *ChildHandleBuffer\r
48 );\r
49\r
50EFI_STATUS\r
51GetTextColors (\r
52 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
406adcd1 53 OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Foreground,\r
54 OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Background\r
878ddf1f 55 );\r
56\r
57EFI_STATUS\r
58DrawUnicodeWeightAtCursor (\r
59 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
60 IN CHAR16 UnicodeWeight\r
61 );\r
62\r
63EFI_STATUS\r
64DrawUnicodeWeightAtCursorN (\r
65 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
66 IN CHAR16 *UnicodeWeight,\r
67 IN UINTN Count\r
68 );\r
69\r
70EFI_STATUS\r
71EraseCursor (\r
72 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This\r
73 );\r
74\r
75//\r
76// Globals\r
77//\r
78GRAPHICS_CONSOLE_DEV mGraphicsConsoleDevTemplate = {\r
79 GRAPHICS_CONSOLE_DEV_SIGNATURE,\r
406adcd1 80 (EFI_GRAPHICS_OUTPUT_PROTOCOL *) NULL,\r
878ddf1f 81 (EFI_UGA_DRAW_PROTOCOL *) NULL,\r
82 {\r
83 GraphicsConsoleConOutReset,\r
84 GraphicsConsoleConOutOutputString,\r
85 GraphicsConsoleConOutTestString,\r
86 GraphicsConsoleConOutQueryMode,\r
87 GraphicsConsoleConOutSetMode,\r
88 GraphicsConsoleConOutSetAttribute,\r
89 GraphicsConsoleConOutClearScreen,\r
90 GraphicsConsoleConOutSetCursorPosition,\r
91 GraphicsConsoleConOutEnableCursor,\r
92 (EFI_SIMPLE_TEXT_OUTPUT_MODE *) NULL\r
93 },\r
94 {\r
95 0,\r
96 0,\r
97 EFI_TEXT_ATTR(EFI_LIGHTGRAY, EFI_BLACK),\r
98 0,\r
99 0,\r
100 TRUE\r
101 },\r
102 {\r
103 { 80, 25, 0, 0, 0, 0 }, // Mode 0\r
3bc85e36 104 { 80, 50, 0, 0, 0, 0 }, // Mode 1 \r
878ddf1f 105 { 0, 0, 0, 0, 0, 0 } // Mode 2\r
106 },\r
406adcd1 107 (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) NULL,\r
878ddf1f 108 (EFI_HII_HANDLE) 0\r
109};\r
110\r
111EFI_HII_PROTOCOL *mHii;\r
112\r
113static CHAR16 mCrLfString[3] = { CHAR_CARRIAGE_RETURN, CHAR_LINEFEED, CHAR_NULL };\r
114\r
406adcd1 115static EFI_GRAPHICS_OUTPUT_BLT_PIXEL mEfiColors[16] = {\r
878ddf1f 116 //\r
117 // B G R\r
118 //\r
7a2729d4 119 {0x00, 0x00, 0x00, 0x00}, // BLACK\r
120 {0x98, 0x00, 0x00, 0x00}, // BLUE\r
121 {0x00, 0x98, 0x00, 0x00}, // GREEN\r
122 {0x98, 0x98, 0x00, 0x00}, // CYAN\r
123 {0x00, 0x00, 0x98, 0x00}, // RED\r
124 {0x98, 0x00, 0x98, 0x00}, // MAGENTA\r
125 {0x00, 0x98, 0x98, 0x00}, // BROWN\r
126 {0x98, 0x98, 0x98, 0x00}, // LIGHTGRAY\r
127 {0x30, 0x30, 0x30, 0x00}, // DARKGRAY - BRIGHT BLACK\r
128 {0xff, 0x00, 0x00, 0x00}, // LIGHTBLUE - ?\r
129 {0x00, 0xff, 0x00, 0x00}, // LIGHTGREEN - ?\r
130 {0xff, 0xff, 0x00, 0x00}, // LIGHTCYAN\r
131 {0x00, 0x00, 0xff, 0x00}, // LIGHTRED\r
132 {0xff, 0x00, 0xff, 0x00}, // LIGHTMAGENTA\r
133 {0x00, 0xff, 0xff, 0x00}, // LIGHTBROWN\r
134 {0xff, 0xff, 0xff, 0x00} // WHITE\r
878ddf1f 135};\r
136\r
137static EFI_NARROW_GLYPH mCursorGlyph = {\r
138 0x0000,\r
139 0x00,\r
140 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF }\r
141};\r
142\r
878ddf1f 143EFI_DRIVER_BINDING_PROTOCOL gGraphicsConsoleDriverBinding = {\r
144 GraphicsConsoleControllerDriverSupported,\r
145 GraphicsConsoleControllerDriverStart,\r
146 GraphicsConsoleControllerDriverStop,\r
61fb1657 147 0xa,\r
878ddf1f 148 NULL,\r
149 NULL\r
150};\r
151\r
152EFI_STATUS\r
153EFIAPI\r
154GraphicsConsoleControllerDriverSupported (\r
155 IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
156 IN EFI_HANDLE Controller,\r
157 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
158 )\r
159{\r
160 EFI_STATUS Status;\r
406adcd1 161 EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r
878ddf1f 162 EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r
163 EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
164\r
406adcd1 165 UgaDraw = NULL;\r
878ddf1f 166 //\r
167 // Open the IO Abstraction(s) needed to perform the supported test\r
168 //\r
169 Status = gBS->OpenProtocol (\r
170 Controller,\r
406adcd1 171 &gEfiGraphicsOutputProtocolGuid,\r
172 (VOID **) &GraphicsOutput,\r
878ddf1f 173 This->DriverBindingHandle,\r
174 Controller,\r
175 EFI_OPEN_PROTOCOL_BY_DRIVER\r
176 );\r
406adcd1 177 \r
878ddf1f 178 if (EFI_ERROR (Status)) {\r
406adcd1 179 GraphicsOutput = NULL;\r
180 //\r
181 // Open Graphics Output Protocol failed, try to open UGA Draw Protocol\r
182 //\r
183 Status = gBS->OpenProtocol (\r
184 Controller,\r
185 &gEfiUgaDrawProtocolGuid,\r
186 (VOID **) &UgaDraw,\r
187 This->DriverBindingHandle,\r
188 Controller,\r
189 EFI_OPEN_PROTOCOL_BY_DRIVER\r
190 );\r
191 if (EFI_ERROR (Status)) {\r
192 return Status;\r
193 }\r
878ddf1f 194 }\r
406adcd1 195\r
878ddf1f 196 //\r
197 // We need to ensure that we do not layer on top of a virtual handle.\r
198 // We need to ensure that the handles produced by the conspliter do not\r
199 // get used.\r
200 //\r
201 Status = gBS->OpenProtocol (\r
202 Controller,\r
203 &gEfiDevicePathProtocolGuid,\r
204 (VOID **) &DevicePath,\r
205 This->DriverBindingHandle,\r
206 Controller,\r
207 EFI_OPEN_PROTOCOL_BY_DRIVER\r
208 );\r
209 if (!EFI_ERROR (Status)) {\r
210 gBS->CloseProtocol (\r
211 Controller,\r
212 &gEfiDevicePathProtocolGuid,\r
213 This->DriverBindingHandle,\r
214 Controller\r
215 );\r
216 } else {\r
217 goto Error;\r
218 }\r
219 //\r
220 // Does Hii Exist? If not, we aren't ready to run\r
221 //\r
222 Status = EfiLocateHiiProtocol ();\r
223\r
224 //\r
225 // Close the I/O Abstraction(s) used to perform the supported test\r
226 //\r
227Error:\r
406adcd1 228 if (GraphicsOutput != NULL) {\r
229 gBS->CloseProtocol (\r
230 Controller,\r
231 &gEfiGraphicsOutputProtocolGuid,\r
232 This->DriverBindingHandle,\r
233 Controller\r
234 );\r
235 } else {\r
236 gBS->CloseProtocol (\r
237 Controller,\r
238 &gEfiUgaDrawProtocolGuid,\r
239 This->DriverBindingHandle,\r
240 Controller\r
241 );\r
242 }\r
878ddf1f 243 return Status;\r
244}\r
245\r
246EFI_STATUS\r
247EFIAPI\r
248GraphicsConsoleControllerDriverStart (\r
249 IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
250 IN EFI_HANDLE Controller,\r
251 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
252 )\r
253/*++\r
254\r
255 Routine Description:\r
256\r
257 Start the controller.\r
258\r
259 Arguments:\r
260\r
261 This - A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.\r
262 Controller - The handle of the controller to start.\r
263 RemainingDevicePath - A pointer to the remaining portion of a devcie path.\r
264\r
265 Returns:\r
266\r
267 EFI_SUCCESS - Return successfully.\r
268 EFI_OUT_OF_RESOURCES - Out of resources.\r
269\r
270--*/\r
271{\r
272 EFI_STATUS Status;\r
273 GRAPHICS_CONSOLE_DEV *Private;\r
274 EFI_HII_PACKAGES *Package;\r
275 EFI_HII_FONT_PACK *FontPack;\r
276 UINTN NarrowFontSize;\r
277 UINT32 HorizontalResolution;\r
278 UINT32 VerticalResolution;\r
279 UINT32 ColorDepth;\r
280 UINT32 RefreshRate;\r
281 UINTN MaxMode;\r
282 UINTN Columns;\r
283 UINTN Rows;\r
284 UINT8 *Location;\r
406adcd1 285 UINT32 ModeNumber;\r
286 UINTN SizeOfInfo;\r
287 EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info;\r
288 \r
289 ModeNumber = 0;\r
290\r
878ddf1f 291 //\r
292 // Initialize the Graphics Console device instance\r
293 //\r
294 Private = AllocateCopyPool (\r
295 sizeof (GRAPHICS_CONSOLE_DEV),\r
296 &mGraphicsConsoleDevTemplate\r
297 );\r
298 if (Private == NULL) {\r
299 return EFI_OUT_OF_RESOURCES;\r
300 }\r
301\r
302 Private->SimpleTextOutput.Mode = &(Private->SimpleTextOutputMode);\r
303\r
304 Status = gBS->OpenProtocol (\r
305 Controller,\r
406adcd1 306 &gEfiGraphicsOutputProtocolGuid,\r
307 (VOID **) &Private->GraphicsOutput,\r
878ddf1f 308 This->DriverBindingHandle,\r
309 Controller,\r
310 EFI_OPEN_PROTOCOL_BY_DRIVER\r
311 );\r
406adcd1 312 if (EFI_ERROR(Status)) {\r
313 Private->GraphicsOutput = NULL;\r
314\r
315 Status = gBS->OpenProtocol (\r
316 Controller,\r
317 &gEfiUgaDrawProtocolGuid,\r
318 (VOID **) &Private->UgaDraw,\r
319 This->DriverBindingHandle,\r
320 Controller,\r
321 EFI_OPEN_PROTOCOL_BY_DRIVER\r
322 );\r
323 if (EFI_ERROR (Status)) {\r
324 goto Error;\r
325 }\r
878ddf1f 326 }\r
406adcd1 327\r
878ddf1f 328 //\r
329 // Get the HII protocol. If Supported() succeeds, do we really\r
330 // need to get HII protocol again?\r
331 //\r
332 Status = EfiLocateHiiProtocol ();\r
333 if (EFI_ERROR (Status)) {\r
334 goto Error;\r
335 }\r
336\r
337 NarrowFontSize = ReturnNarrowFontSize ();\r
338\r
339 FontPack = AllocateZeroPool (sizeof (EFI_HII_FONT_PACK) + NarrowFontSize);\r
340 ASSERT (FontPack);\r
341\r
342 FontPack->Header.Length = (UINT32) (sizeof (EFI_HII_FONT_PACK) + NarrowFontSize);\r
343 FontPack->Header.Type = EFI_HII_FONT;\r
344 FontPack->NumberOfNarrowGlyphs = (UINT16) (NarrowFontSize / sizeof (EFI_NARROW_GLYPH));\r
345\r
346 Location = (UINT8 *) (&FontPack->NumberOfWideGlyphs + sizeof (UINT8));\r
347 CopyMem (Location, UsStdNarrowGlyphData, NarrowFontSize);\r
348\r
349 //\r
350 // Register our Fonts into the global database\r
351 //\r
352 Package = PreparePackages (1, NULL, FontPack);\r
353 mHii->NewPack (mHii, Package, &(Private->HiiHandle));\r
354 gBS->FreePool (Package);\r
355\r
356 //\r
357 // Free the font database\r
358 //\r
359 gBS->FreePool (FontPack);\r
360\r
361 //\r
362 // If the current mode information can not be retrieved, then attemp to set the default mode\r
363 // of 800x600, 32 bit colot, 60 Hz refresh.\r
364 //\r
365 HorizontalResolution = 800;\r
366 VerticalResolution = 600;\r
406adcd1 367\r
368 if (Private->GraphicsOutput != NULL) {\r
878ddf1f 369 //\r
406adcd1 370 // The console is build on top of Graphics Output Protocol, find the mode number for 800x600\r
878ddf1f 371 //\r
406adcd1 372 for (ModeNumber = 0; ModeNumber < Private->GraphicsOutput->Mode->MaxMode; ModeNumber++) {\r
373 Status = Private->GraphicsOutput->QueryMode (\r
374 Private->GraphicsOutput,\r
375 ModeNumber,\r
376 &SizeOfInfo,\r
377 &Info\r
378 );\r
379 if (!EFI_ERROR (Status)) {\r
380 if ((Info->HorizontalResolution == 800) &&\r
e313deb9 381 (Info->VerticalResolution == 600)) {\r
406adcd1 382 Status = Private->GraphicsOutput->SetMode (Private->GraphicsOutput, ModeNumber);\r
383 if (!EFI_ERROR (Status)) {\r
384 gBS->FreePool (Info);\r
385 break;\r
386 }\r
387 }\r
388 gBS->FreePool (Info);\r
389 }\r
390 }\r
391\r
392 if (EFI_ERROR (Status) || (ModeNumber == Private->GraphicsOutput->Mode->MaxMode)) {\r
393 //\r
394 // Set default mode failed or device don't support default mode, then get the current mode information\r
395 //\r
396 HorizontalResolution = Private->GraphicsOutput->Mode->Info->HorizontalResolution;\r
397 VerticalResolution = Private->GraphicsOutput->Mode->Info->VerticalResolution;\r
398 ModeNumber = Private->GraphicsOutput->Mode->Mode;\r
399 }\r
400 } else {\r
401 //\r
402 // The console is build on top of UGA Draw Protocol\r
403 //\r
404 ColorDepth = 32;\r
405 RefreshRate = 60;\r
406 Status = Private->UgaDraw->SetMode (\r
878ddf1f 407 Private->UgaDraw,\r
406adcd1 408 HorizontalResolution,\r
409 VerticalResolution,\r
410 ColorDepth,\r
411 RefreshRate\r
878ddf1f 412 );\r
413 if (EFI_ERROR (Status)) {\r
406adcd1 414 //\r
415 // Get the current mode information from the UGA Draw Protocol\r
416 //\r
417 Status = Private->UgaDraw->GetMode (\r
418 Private->UgaDraw,\r
419 &HorizontalResolution,\r
420 &VerticalResolution,\r
421 &ColorDepth,\r
422 &RefreshRate\r
423 );\r
424 if (EFI_ERROR (Status)) {\r
425 goto Error;\r
426 }\r
878ddf1f 427 }\r
428 }\r
406adcd1 429\r
878ddf1f 430 //\r
431 // Compute the maximum number of text Rows and Columns that this current graphics mode can support\r
432 //\r
433 Columns = HorizontalResolution / GLYPH_WIDTH;\r
434 Rows = VerticalResolution / GLYPH_HEIGHT;\r
435\r
436 //\r
437 // See if the mode is too small to support the required 80x25 text mode\r
438 //\r
439 if (Columns < 80 || Rows < 25) {\r
440 goto Error;\r
441 }\r
442 //\r
443 // Add Mode #0 that must be 80x25\r
444 //\r
445 MaxMode = 0;\r
406adcd1 446 Private->ModeData[MaxMode].GopWidth = HorizontalResolution;\r
447 Private->ModeData[MaxMode].GopHeight = VerticalResolution;\r
448 Private->ModeData[MaxMode].GopModeNumber = ModeNumber;\r
878ddf1f 449 Private->ModeData[MaxMode].DeltaX = (HorizontalResolution - (80 * GLYPH_WIDTH)) >> 1;\r
450 Private->ModeData[MaxMode].DeltaY = (VerticalResolution - (25 * GLYPH_HEIGHT)) >> 1;\r
451 MaxMode++;\r
452\r
453 //\r
454 // If it is possible to support Mode #1 - 80x50, than add it as an active mode\r
455 //\r
456 if (Rows >= 50) {\r
406adcd1 457 Private->ModeData[MaxMode].GopWidth = HorizontalResolution;\r
458 Private->ModeData[MaxMode].GopHeight = VerticalResolution;\r
459 Private->ModeData[MaxMode].GopModeNumber = ModeNumber;\r
878ddf1f 460 Private->ModeData[MaxMode].DeltaX = (HorizontalResolution - (80 * GLYPH_WIDTH)) >> 1;\r
461 Private->ModeData[MaxMode].DeltaY = (VerticalResolution - (50 * GLYPH_HEIGHT)) >> 1;\r
462 MaxMode++;\r
463 }\r
464 //\r
465 // If the graphics mode is 800x600, than add a text mode that uses the entire display\r
466 //\r
467 if (HorizontalResolution == 800 && VerticalResolution == 600) {\r
468\r
469 if (MaxMode < 2) {\r
470 Private->ModeData[MaxMode].Columns = 0;\r
471 Private->ModeData[MaxMode].Rows = 0;\r
406adcd1 472 Private->ModeData[MaxMode].GopWidth = 800;\r
473 Private->ModeData[MaxMode].GopHeight = 600;\r
474 Private->ModeData[MaxMode].GopModeNumber = ModeNumber;\r
878ddf1f 475 Private->ModeData[MaxMode].DeltaX = 0;\r
476 Private->ModeData[MaxMode].DeltaY = 0;\r
477 MaxMode++;\r
478 }\r
479\r
480 Private->ModeData[MaxMode].Columns = 800 / GLYPH_WIDTH;\r
481 Private->ModeData[MaxMode].Rows = 600 / GLYPH_HEIGHT;\r
406adcd1 482 Private->ModeData[MaxMode].GopWidth = 800;\r
483 Private->ModeData[MaxMode].GopHeight = 600;\r
484 Private->ModeData[MaxMode].GopModeNumber = ModeNumber;\r
878ddf1f 485 Private->ModeData[MaxMode].DeltaX = (800 % GLYPH_WIDTH) >> 1;\r
486 Private->ModeData[MaxMode].DeltaY = (600 % GLYPH_HEIGHT) >> 1;\r
487 MaxMode++;\r
488 }\r
489 //\r
490 // Update the maximum number of modes\r
491 //\r
492 Private->SimpleTextOutputMode.MaxMode = (INT32) MaxMode;\r
493\r
494 //\r
495 // Determine the number of text modes that this protocol can support\r
496 //\r
497 Status = GraphicsConsoleConOutSetMode (&Private->SimpleTextOutput, 0);\r
498 if (EFI_ERROR (Status)) {\r
499 goto Error;\r
500 }\r
501\r
2ce31132 502 DEBUG_CODE_BEGIN ();\r
878ddf1f 503 GraphicsConsoleConOutOutputString (&Private->SimpleTextOutput, (CHAR16 *)L"Graphics Console Started\n\r");\r
2ce31132 504 DEBUG_CODE_END ();\r
878ddf1f 505\r
506 //\r
507 // Install protocol interfaces for the Graphics Console device.\r
508 //\r
509 Status = gBS->InstallMultipleProtocolInterfaces (\r
510 &Controller,\r
511 &gEfiSimpleTextOutProtocolGuid,\r
512 &Private->SimpleTextOutput,\r
513 NULL\r
514 );\r
515\r
516Error:\r
517 if (EFI_ERROR (Status)) {\r
518 //\r
406adcd1 519 // Close the GOP or UGA IO Protocol\r
878ddf1f 520 //\r
406adcd1 521 if (Private->GraphicsOutput != NULL) {\r
522 gBS->CloseProtocol (\r
523 Controller,\r
524 &gEfiGraphicsOutputProtocolGuid,\r
525 This->DriverBindingHandle,\r
526 Controller\r
527 );\r
528 } else {\r
529 gBS->CloseProtocol (\r
530 Controller,\r
531 &gEfiUgaDrawProtocolGuid,\r
532 This->DriverBindingHandle,\r
533 Controller\r
534 );\r
535 }\r
878ddf1f 536\r
537 //\r
538 // Free private data\r
539 //\r
540 if (Private != NULL) {\r
541 gBS->FreePool (Private->LineBuffer);\r
542 gBS->FreePool (Private);\r
543 }\r
544 }\r
545\r
546 return Status;\r
547}\r
548\r
549EFI_STATUS\r
550EFIAPI\r
551GraphicsConsoleControllerDriverStop (\r
552 IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
553 IN EFI_HANDLE Controller,\r
554 IN UINTN NumberOfChildren,\r
555 IN EFI_HANDLE *ChildHandleBuffer\r
556 )\r
557{\r
558 EFI_STATUS Status;\r
559 EFI_SIMPLE_TEXT_OUT_PROTOCOL *SimpleTextOutput;\r
560 GRAPHICS_CONSOLE_DEV *Private;\r
561\r
562 Status = gBS->OpenProtocol (\r
563 Controller,\r
564 &gEfiSimpleTextOutProtocolGuid,\r
565 (VOID **) &SimpleTextOutput,\r
566 This->DriverBindingHandle,\r
567 Controller,\r
568 EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
569 );\r
570 if (EFI_ERROR (Status)) {\r
571 return EFI_NOT_STARTED;\r
572 }\r
573\r
574 Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (SimpleTextOutput);\r
575\r
576 Status = gBS->UninstallProtocolInterface (\r
577 Controller,\r
578 &gEfiSimpleTextOutProtocolGuid,\r
579 &Private->SimpleTextOutput\r
580 );\r
581\r
582 if (!EFI_ERROR (Status)) {\r
583 //\r
406adcd1 584 // Close the GOP or UGA IO Protocol\r
878ddf1f 585 //\r
406adcd1 586 if (Private->GraphicsOutput != NULL) {\r
587 gBS->CloseProtocol (\r
588 Controller,\r
589 &gEfiGraphicsOutputProtocolGuid,\r
590 This->DriverBindingHandle,\r
591 Controller\r
592 );\r
593 } else {\r
594 gBS->CloseProtocol (\r
595 Controller,\r
596 &gEfiUgaDrawProtocolGuid,\r
597 This->DriverBindingHandle,\r
598 Controller\r
599 );\r
600 }\r
878ddf1f 601\r
602 //\r
603 // Remove the font pack\r
604 //\r
605 mHii->RemovePack (mHii, Private->HiiHandle);\r
606\r
607 //\r
608 // Free our instance data\r
609 //\r
610 if (Private != NULL) {\r
611 gBS->FreePool (Private->LineBuffer);\r
612 gBS->FreePool (Private);\r
613 }\r
614 }\r
615\r
616 return Status;\r
617}\r
618\r
619EFI_STATUS\r
620EfiLocateHiiProtocol (\r
621 VOID\r
622 )\r
623/*++\r
624\r
625 Routine Description:\r
626 Find if the HII protocol is available. If yes, locate the HII protocol\r
627\r
628 Arguments:\r
629\r
630 Returns:\r
631\r
632--*/\r
633{\r
634 EFI_HANDLE Handle;\r
635 UINTN Size;\r
636 EFI_STATUS Status;\r
637\r
638 //\r
639 // There should only be one - so buffer size is this\r
640 //\r
641 Size = sizeof (EFI_HANDLE);\r
642\r
643 Status = gBS->LocateHandle (\r
644 ByProtocol,\r
645 &gEfiHiiProtocolGuid,\r
646 NULL,\r
647 &Size,\r
648 &Handle\r
649 );\r
650\r
651 if (EFI_ERROR (Status)) {\r
652 return Status;\r
653 }\r
654\r
655 Status = gBS->HandleProtocol (\r
656 Handle,\r
657 &gEfiHiiProtocolGuid,\r
658 (VOID **)&mHii\r
659 );\r
660\r
661 return Status;\r
662}\r
663//\r
664// Body of the STO functions\r
665//\r
666EFI_STATUS\r
667EFIAPI\r
668GraphicsConsoleConOutReset (\r
669 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
670 IN BOOLEAN ExtendedVerification\r
671 )\r
672/*++\r
673 Routine Description:\r
674 \r
675 Implements SIMPLE_TEXT_OUTPUT.Reset().\r
676 If ExtendeVerification is TRUE, then perform dependent Graphics Console \r
677 device reset, and set display mode to mode 0.\r
678 If ExtendedVerification is FALSE, only set display mode to mode 0.\r
679 \r
680 Arguments:\r
681 \r
682 This - Indicates the calling context.\r
683 \r
684 ExtendedVerification - Indicates that the driver may perform a more exhaustive\r
685 verification operation of the device during reset.\r
686 \r
687 Returns:\r
688 \r
689 EFI_SUCCESS\r
690 The reset operation succeeds. \r
691 \r
692 EFI_DEVICE_ERROR\r
693 The Graphics Console is not functioning correctly \r
694 \r
695--*/\r
696{\r
697 This->SetAttribute (This, EFI_TEXT_ATTR (This->Mode->Attribute & 0x0F, EFI_BACKGROUND_BLACK));\r
698 return This->SetMode (This, 0);\r
699}\r
700\r
701EFI_STATUS\r
702EFIAPI\r
703GraphicsConsoleConOutOutputString (\r
704 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
705 IN CHAR16 *WString\r
706 )\r
707/*++\r
708 Routine Description:\r
709 \r
710 Implements SIMPLE_TEXT_OUTPUT.OutputString().\r
711 The Unicode string will be converted to Glyphs and will be \r
712 sent to the Graphics Console.\r
713 \r
714 \r
715 Arguments:\r
716 \r
717 This - Indicates the calling context.\r
718 \r
719 WString - The Null-terminated Unicode string to be displayed on \r
720 the Graphics Console.\r
721 \r
722 Returns:\r
723 \r
724 EFI_SUCCESS\r
725 The string is output successfully. \r
726 \r
727 EFI_DEVICE_ERROR\r
728 The Graphics Console failed to send the string out.\r
729 \r
730 EFI_WARN_UNKNOWN_GLYPH\r
731 Indicates that some of the characters in the Unicode string could not \r
732 be rendered and are skipped. \r
733 \r
734--*/\r
735{\r
736 GRAPHICS_CONSOLE_DEV *Private;\r
406adcd1 737 EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r
878ddf1f 738 EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r
739 INTN Mode;\r
740 UINTN MaxColumn;\r
741 UINTN MaxRow;\r
742 UINTN Width;\r
743 UINTN Height;\r
744 UINTN Delta;\r
745 EFI_STATUS Status;\r
746 BOOLEAN Warning;\r
406adcd1 747 EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground;\r
748 EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background;\r
878ddf1f 749 UINTN DeltaX;\r
750 UINTN DeltaY;\r
751 UINTN Count;\r
752 UINTN Index;\r
753 INT32 OriginAttribute;\r
406adcd1 754 CHAR16 SpaceStr[] = { NARROW_CHAR, ' ', 0 };\r
878ddf1f 755\r
756 //\r
757 // Current mode\r
758 //\r
759 Mode = This->Mode->Mode;\r
760 Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);\r
406adcd1 761 GraphicsOutput = Private->GraphicsOutput;\r
878ddf1f 762 UgaDraw = Private->UgaDraw;\r
763\r
764 MaxColumn = Private->ModeData[Mode].Columns;\r
765 MaxRow = Private->ModeData[Mode].Rows;\r
766 DeltaX = Private->ModeData[Mode].DeltaX;\r
767 DeltaY = Private->ModeData[Mode].DeltaY;\r
768 Width = MaxColumn * GLYPH_WIDTH;\r
769 Height = (MaxRow - 1) * GLYPH_HEIGHT;\r
406adcd1 770 Delta = Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);\r
878ddf1f 771\r
772 //\r
773 // The Attributes won't change when during the time OutputString is called\r
774 //\r
775 GetTextColors (This, &Foreground, &Background);\r
776\r
777 EraseCursor (This);\r
778\r
779 Warning = FALSE;\r
780\r
781 //\r
782 // Backup attribute\r
783 //\r
784 OriginAttribute = This->Mode->Attribute;\r
785\r
786 while (*WString) {\r
787\r
788 if (*WString == CHAR_BACKSPACE) {\r
789 //\r
790 // If the cursor is at the left edge of the display, then move the cursor\r
791 // one row up.\r
792 //\r
793 if (This->Mode->CursorColumn == 0 && This->Mode->CursorRow > 0) {\r
794 This->Mode->CursorRow--;\r
795 This->Mode->CursorColumn = (INT32) (MaxColumn - 1);\r
796 This->OutputString (This, SpaceStr);\r
797 EraseCursor (This);\r
798 This->Mode->CursorRow--;\r
799 This->Mode->CursorColumn = (INT32) (MaxColumn - 1);\r
800 } else if (This->Mode->CursorColumn > 0) {\r
801 //\r
802 // If the cursor is not at the left edge of the display, then move the cursor\r
803 // left one column.\r
804 //\r
805 This->Mode->CursorColumn--;\r
806 This->OutputString (This, SpaceStr);\r
807 EraseCursor (This);\r
808 This->Mode->CursorColumn--;\r
809 }\r
810\r
811 WString++;\r
812\r
813 } else if (*WString == CHAR_LINEFEED) {\r
814 //\r
815 // If the cursor is at the bottom of the display, then scroll the display one\r
816 // row, and do not update the cursor position. Otherwise, move the cursor\r
817 // down one row.\r
818 //\r
819 if (This->Mode->CursorRow == (INT32) (MaxRow - 1)) {\r
406adcd1 820 if (GraphicsOutput != NULL) {\r
821 //\r
822 // Scroll Screen Up One Row\r
823 //\r
824 GraphicsOutput->Blt (\r
825 GraphicsOutput,\r
826 NULL,\r
827 EfiBltVideoToVideo,\r
828 DeltaX,\r
829 DeltaY + GLYPH_HEIGHT,\r
830 DeltaX,\r
831 DeltaY,\r
832 Width,\r
833 Height,\r
834 Delta\r
835 );\r
878ddf1f 836\r
406adcd1 837 //\r
838 // Print Blank Line at last line\r
839 //\r
840 GraphicsOutput->Blt (\r
841 GraphicsOutput,\r
842 &Background,\r
843 EfiBltVideoFill,\r
844 0,\r
845 0,\r
846 DeltaX,\r
847 DeltaY + Height,\r
848 Width,\r
849 GLYPH_HEIGHT,\r
850 Delta\r
851 );\r
852 } else {\r
853 //\r
854 // Scroll Screen Up One Row\r
855 //\r
856 UgaDraw->Blt (\r
857 UgaDraw,\r
858 NULL,\r
859 EfiUgaVideoToVideo,\r
860 DeltaX,\r
861 DeltaY + GLYPH_HEIGHT,\r
862 DeltaX,\r
863 DeltaY,\r
864 Width,\r
865 Height,\r
866 Delta\r
867 );\r
878ddf1f 868\r
406adcd1 869 //\r
870 // Print Blank Line at last line\r
871 //\r
872 UgaDraw->Blt (\r
873 UgaDraw,\r
874 (EFI_UGA_PIXEL *) (UINTN) &Background,\r
875 EfiUgaVideoFill,\r
876 0,\r
877 0,\r
878 DeltaX,\r
879 DeltaY + Height,\r
880 Width,\r
881 GLYPH_HEIGHT,\r
882 Delta\r
883 );\r
884 }\r
878ddf1f 885 } else {\r
886 This->Mode->CursorRow++;\r
887 }\r
888\r
889 WString++;\r
890\r
891 } else if (*WString == CHAR_CARRIAGE_RETURN) {\r
892 //\r
893 // Move the cursor to the beginning of the current row.\r
894 //\r
895 This->Mode->CursorColumn = 0;\r
896 WString++;\r
897\r
898 } else if (*WString == WIDE_CHAR) {\r
899\r
900 This->Mode->Attribute |= EFI_WIDE_ATTRIBUTE;\r
901 WString++;\r
902\r
903 } else if (*WString == NARROW_CHAR) {\r
904\r
905 This->Mode->Attribute &= (~ (UINT32) EFI_WIDE_ATTRIBUTE);\r
906 WString++;\r
907\r
908 } else {\r
909 //\r
910 // Print the character at the current cursor position and move the cursor\r
911 // right one column. If this moves the cursor past the right edge of the\r
912 // display, then the line should wrap to the beginning of the next line. This\r
913 // is equivalent to inserting a CR and an LF. Note that if the cursor is at the\r
914 // bottom of the display, and the line wraps, then the display will be scrolled\r
915 // one line.\r
916 // If wide char is going to be displayed, need to display one character at a time\r
917 // Or, need to know the display length of a certain string.\r
918 //\r
919 // Index is used to determine how many character width units (wide = 2, narrow = 1)\r
920 // Count is used to determine how many characters are used regardless of their attributes\r
921 //\r
922 for (Count = 0, Index = 0; (This->Mode->CursorColumn + Index) < MaxColumn; Count++, Index++) {\r
923 if (WString[Count] == CHAR_NULL) {\r
924 break;\r
925 }\r
926\r
927 if (WString[Count] == CHAR_BACKSPACE) {\r
928 break;\r
929 }\r
930\r
931 if (WString[Count] == CHAR_LINEFEED) {\r
932 break;\r
933 }\r
934\r
935 if (WString[Count] == CHAR_CARRIAGE_RETURN) {\r
936 break;\r
937 }\r
938\r
939 if (WString[Count] == WIDE_CHAR) {\r
940 break;\r
941 }\r
942\r
943 if (WString[Count] == NARROW_CHAR) {\r
944 break;\r
945 }\r
946 //\r
947 // Is the wide attribute on?\r
948 //\r
949 if (This->Mode->Attribute & EFI_WIDE_ATTRIBUTE) {\r
950 //\r
951 // If wide, add one more width unit than normal since we are going to increment at the end of the for loop\r
952 //\r
953 Index++;\r
954 //\r
955 // This is the end-case where if we are at column 79 and about to print a wide character\r
956 // We should prevent this from happening because we will wrap inappropriately. We should\r
957 // not print this character until the next line.\r
958 //\r
959 if ((This->Mode->CursorColumn + Index + 1) > MaxColumn) {\r
960 Index++;\r
961 break;\r
962 }\r
963 }\r
964 }\r
965\r
966 Status = DrawUnicodeWeightAtCursorN (This, WString, Count);\r
967 if (EFI_ERROR (Status)) {\r
968 Warning = TRUE;\r
969 }\r
970 //\r
971 // At the end of line, output carriage return and line feed\r
972 //\r
973 WString += Count;\r
974 This->Mode->CursorColumn += (INT32) Index;\r
975 if (This->Mode->CursorColumn > (INT32) MaxColumn) {\r
976 This->Mode->CursorColumn -= 2;\r
977 This->OutputString (This, SpaceStr);\r
978 }\r
979\r
980 if (This->Mode->CursorColumn >= (INT32) MaxColumn) {\r
981 EraseCursor (This);\r
982 This->OutputString (This, mCrLfString);\r
983 EraseCursor (This);\r
984 }\r
985 }\r
986 }\r
987\r
988 This->Mode->Attribute = OriginAttribute;\r
989\r
990 EraseCursor (This);\r
991\r
992 if (Warning) {\r
993 return EFI_WARN_UNKNOWN_GLYPH;\r
994 }\r
995\r
996 return EFI_SUCCESS;\r
997}\r
998\r
999EFI_STATUS\r
1000EFIAPI\r
1001GraphicsConsoleConOutTestString (\r
1002 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
1003 IN CHAR16 *WString\r
1004 )\r
1005/*++\r
1006 Routine Description:\r
1007 \r
1008 Implements SIMPLE_TEXT_OUTPUT.TestString().\r
1009 If one of the characters in the *Wstring is\r
1010 neither valid valid Unicode drawing characters,\r
1011 not ASCII code, then this function will return\r
1012 EFI_UNSUPPORTED.\r
1013 \r
1014 \r
1015 Arguments:\r
1016 \r
1017 This - Indicates the calling context.\r
1018 \r
1019 WString - The Null-terminated Unicode string to be tested.\r
1020 \r
1021 Returns:\r
1022 \r
1023 EFI_SUCCESS\r
1024 The Graphics Console is capable of rendering the output string. \r
1025 \r
1026 EFI_UNSUPPORTED\r
1027 Some of the characters in the Unicode string cannot be rendered. \r
1028 \r
1029--*/\r
1030{\r
1031 EFI_STATUS Status;\r
1032 UINT16 GlyphWidth;\r
1033 UINT32 GlyphStatus;\r
1034 UINT16 Count;\r
878ddf1f 1035 GLYPH_UNION *Glyph;\r
1036\r
878ddf1f 1037 GlyphStatus = 0;\r
1038 Count = 0;\r
1039\r
1040 while (WString[Count]) {\r
1041 Status = mHii->GetGlyph (\r
1042 mHii,\r
1043 WString,\r
1044 &Count,\r
1045 (UINT8 **) &Glyph,\r
1046 &GlyphWidth,\r
1047 &GlyphStatus\r
1048 );\r
1049\r
1050 if (EFI_ERROR (Status)) {\r
1051 return EFI_UNSUPPORTED;\r
1052 }\r
1053 }\r
1054\r
1055 return EFI_SUCCESS;\r
1056}\r
1057\r
1058EFI_STATUS\r
1059EFIAPI\r
1060GraphicsConsoleConOutQueryMode (\r
1061 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
1062 IN UINTN ModeNumber,\r
1063 OUT UINTN *Columns,\r
1064 OUT UINTN *Rows\r
1065 )\r
1066/*++\r
1067 Routine Description:\r
1068 \r
1069 Implements SIMPLE_TEXT_OUTPUT.QueryMode().\r
1070 It returnes information for an available text mode\r
1071 that the Graphics Console supports.\r
1072 In this driver,we only support text mode 80x25, which is\r
1073 defined as mode 0.\r
1074 \r
1075 \r
1076 Arguments:\r
1077 \r
1078 This - Indicates the calling context.\r
1079 \r
1080 ModeNumber - The mode number to return information on.\r
1081 \r
1082 Columns - The returned columns of the requested mode.\r
1083 \r
1084 Rows - The returned rows of the requested mode. \r
1085 \r
1086 Returns:\r
1087 \r
1088 EFI_SUCCESS\r
1089 The requested mode information is returned. \r
1090 \r
1091 EFI_UNSUPPORTED\r
1092 The mode number is not valid. \r
1093 \r
1094--*/\r
1095{\r
1096 GRAPHICS_CONSOLE_DEV *Private;\r
1097\r
1098 if (ModeNumber >= (UINTN) This->Mode->MaxMode) {\r
1099 return EFI_UNSUPPORTED;\r
1100 }\r
1101\r
1102 Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);\r
1103\r
1104 *Columns = Private->ModeData[ModeNumber].Columns;\r
1105 *Rows = Private->ModeData[ModeNumber].Rows;\r
1106\r
1107 if (*Columns <= 0 && *Rows <= 0) {\r
1108 return EFI_UNSUPPORTED;\r
1109\r
1110 }\r
1111\r
1112 return EFI_SUCCESS;\r
1113}\r
1114\r
1115EFI_STATUS\r
1116EFIAPI\r
1117GraphicsConsoleConOutSetMode (\r
1118 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
1119 IN UINTN ModeNumber\r
1120 )\r
1121/*++\r
1122 Routine Description:\r
1123 \r
1124 Implements SIMPLE_TEXT_OUTPUT.SetMode().\r
1125 Set the Graphics Console to a specified mode.\r
1126 In this driver, we only support mode 0. \r
1127 \r
1128 Arguments:\r
1129 \r
1130 This - Indicates the calling context.\r
1131 \r
1132 ModeNumber - The text mode to set.\r
1133 \r
1134 Returns:\r
1135 \r
1136 EFI_SUCCESS\r
1137 The requested text mode is set.\r
1138 \r
1139 EFI_DEVICE_ERROR\r
1140 The requested text mode cannot be set because of Graphics Console device error.\r
1141 \r
1142 EFI_UNSUPPORTED\r
1143 The text mode number is not valid. \r
1144 \r
1145--*/\r
1146{\r
1147 EFI_STATUS Status;\r
1148 GRAPHICS_CONSOLE_DEV *Private;\r
878ddf1f 1149 GRAPHICS_CONSOLE_MODE_DATA *ModeData;\r
406adcd1 1150 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *NewLineBuffer;\r
878ddf1f 1151 UINT32 HorizontalResolution;\r
1152 UINT32 VerticalResolution;\r
406adcd1 1153 EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r
1154 EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r
878ddf1f 1155 UINT32 ColorDepth;\r
1156 UINT32 RefreshRate;\r
1157\r
1158 Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);\r
406adcd1 1159 GraphicsOutput = Private->GraphicsOutput;\r
878ddf1f 1160 UgaDraw = Private->UgaDraw;\r
1161 ModeData = &(Private->ModeData[ModeNumber]);\r
1162\r
e313deb9 1163 if (ModeData->Columns <= 0 && ModeData->Rows <= 0) {\r
1164 return EFI_UNSUPPORTED;\r
1165 }\r
1166\r
878ddf1f 1167 //\r
1168 // Make sure the requested mode number is supported\r
1169 //\r
1170 if (ModeNumber >= (UINTN) This->Mode->MaxMode) {\r
1171 return EFI_UNSUPPORTED;\r
1172 }\r
1173\r
1174 if (ModeData->Columns <= 0 && ModeData->Rows <= 0) {\r
1175 return EFI_UNSUPPORTED;\r
1176 }\r
1177 //\r
1178 // Attempt to allocate a line buffer for the requested mode number\r
1179 //\r
1180 Status = gBS->AllocatePool (\r
1181 EfiBootServicesData,\r
406adcd1 1182 sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) * ModeData->Columns * GLYPH_WIDTH * GLYPH_HEIGHT,\r
878ddf1f 1183 (VOID **) &NewLineBuffer\r
1184 );\r
1185 if (EFI_ERROR (Status)) {\r
1186 //\r
1187 // The new line buffer could not be allocated, so return an error.\r
1188 // No changes to the state of the current console have been made, so the current console is still valid\r
1189 //\r
1190 return Status;\r
1191 }\r
1192 //\r
1193 // If the mode has been set at least one other time, then LineBuffer will not be NULL\r
1194 //\r
1195 if (Private->LineBuffer != NULL) {\r
1196 //\r
1197 // Clear the current text window on the current graphics console\r
1198 //\r
1199 This->ClearScreen (This);\r
1200\r
1201 //\r
1202 // If the new mode is the same as the old mode, then just return EFI_SUCCESS\r
1203 //\r
1204 if ((INT32) ModeNumber == This->Mode->Mode) {\r
1205 gBS->FreePool (NewLineBuffer);\r
1206 return EFI_SUCCESS;\r
1207 }\r
1208 //\r
1209 // Otherwise, the size of the text console and/or the UGA mode will be changed,\r
1210 // so turn off the cursor, and free the LineBuffer for the current mode\r
1211 //\r
1212 This->EnableCursor (This, FALSE);\r
1213\r
1214 gBS->FreePool (Private->LineBuffer);\r
1215 }\r
1216 //\r
1217 // Assign the current line buffer to the newly allocated line buffer\r
1218 //\r
1219 Private->LineBuffer = NewLineBuffer;\r
1220\r
406adcd1 1221 if (GraphicsOutput != NULL) {\r
1222 if (ModeData->GopModeNumber != GraphicsOutput->Mode->Mode) {\r
878ddf1f 1223 //\r
406adcd1 1224 // Either no graphics mode is currently set, or it is set to the wrong resolution, so set the new grapghics mode\r
878ddf1f 1225 //\r
406adcd1 1226 Status = GraphicsOutput->SetMode (GraphicsOutput, ModeData->GopModeNumber);\r
1227 if (EFI_ERROR (Status)) {\r
1228 //\r
1229 // The mode set operation failed\r
1230 //\r
1231 return Status;\r
1232 }\r
1233 } else {\r
1234 //\r
1235 // The current graphics mode is correct, so simply clear the entire display\r
1236 //\r
1237 Status = GraphicsOutput->Blt (\r
1238 GraphicsOutput,\r
1239 &mEfiColors[0],\r
1240 EfiBltVideoFill,\r
1241 0,\r
1242 0,\r
1243 0,\r
1244 0,\r
1245 ModeData->GopWidth,\r
1246 ModeData->GopHeight,\r
1247 0\r
1248 );\r
878ddf1f 1249 }\r
1250 } else {\r
1251 //\r
406adcd1 1252 // Get the current UGA Draw mode information\r
878ddf1f 1253 //\r
406adcd1 1254 Status = UgaDraw->GetMode (\r
878ddf1f 1255 UgaDraw,\r
406adcd1 1256 &HorizontalResolution,\r
1257 &VerticalResolution,\r
1258 &ColorDepth,\r
1259 &RefreshRate\r
878ddf1f 1260 );\r
406adcd1 1261 if (EFI_ERROR (Status) || HorizontalResolution != ModeData->GopWidth || VerticalResolution != ModeData->GopHeight) {\r
1262 //\r
1263 // Either no graphics mode is currently set, or it is set to the wrong resolution, so set the new grapghics mode\r
1264 //\r
1265 Status = UgaDraw->SetMode (\r
1266 UgaDraw,\r
1267 ModeData->GopWidth,\r
1268 ModeData->GopHeight,\r
1269 32,\r
1270 60\r
1271 );\r
1272 if (EFI_ERROR (Status)) {\r
1273 //\r
1274 // The mode set operation failed\r
1275 //\r
1276 return Status;\r
1277 }\r
1278 } else {\r
1279 //\r
1280 // The current graphics mode is correct, so simply clear the entire display\r
1281 //\r
1282 Status = UgaDraw->Blt (\r
1283 UgaDraw,\r
1284 (EFI_UGA_PIXEL *) (UINTN) &mEfiColors[0],\r
1285 EfiUgaVideoFill,\r
1286 0,\r
1287 0,\r
1288 0,\r
1289 0,\r
1290 ModeData->GopWidth,\r
1291 ModeData->GopHeight,\r
1292 0\r
1293 );\r
1294 }\r
878ddf1f 1295 }\r
406adcd1 1296\r
878ddf1f 1297 //\r
1298 // The new mode is valid, so commit the mode change\r
1299 //\r
1300 This->Mode->Mode = (INT32) ModeNumber;\r
1301\r
1302 //\r
1303 // Move the text cursor to the upper left hand corner of the displat and enable it\r
1304 //\r
1305 This->SetCursorPosition (This, 0, 0);\r
1306 This->EnableCursor (This, TRUE);\r
1307\r
1308 return EFI_SUCCESS;\r
1309}\r
1310\r
1311EFI_STATUS\r
1312EFIAPI\r
1313GraphicsConsoleConOutSetAttribute (\r
1314 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
1315 IN UINTN Attribute\r
1316 )\r
1317/*++\r
1318 Routine Description:\r
1319 \r
1320 Implements SIMPLE_TEXT_OUTPUT.SetAttribute(). \r
1321 \r
1322 Arguments:\r
1323 \r
1324 This - Indicates the calling context.\r
1325 \r
1326 Attrubute - The attribute to set. Only bit0..6 are valid, all other bits\r
1327 are undefined and must be zero.\r
1328 \r
1329 Returns:\r
1330 \r
1331 EFI_SUCCESS\r
1332 The requested attribute is set. \r
1333 \r
1334 EFI_DEVICE_ERROR\r
1335 The requested attribute cannot be set due to Graphics Console port error.\r
1336 \r
1337 EFI_UNSUPPORTED\r
1338 The attribute requested is not defined by EFI spec. \r
1339 \r
1340--*/\r
1341{\r
1342 if ((Attribute | 0xFF) != 0xFF) {\r
1343 return EFI_UNSUPPORTED;\r
1344 }\r
1345\r
1346 if ((INT32) Attribute == This->Mode->Attribute) {\r
1347 return EFI_SUCCESS;\r
1348 }\r
1349\r
1350 EraseCursor (This);\r
1351\r
1352 This->Mode->Attribute = (INT32) Attribute;\r
1353\r
1354 EraseCursor (This);\r
1355\r
1356 return EFI_SUCCESS;\r
1357}\r
1358\r
1359EFI_STATUS\r
1360EFIAPI\r
1361GraphicsConsoleConOutClearScreen (\r
1362 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This\r
1363 )\r
1364/*++\r
1365 Routine Description:\r
1366 \r
1367 Implements SIMPLE_TEXT_OUTPUT.ClearScreen().\r
1368 It clears the Graphics Console's display to the \r
1369 currently selected background color.\r
1370 \r
1371 \r
1372 Arguments:\r
1373 \r
1374 This - Indicates the calling context.\r
1375\r
1376 Returns:\r
1377 \r
1378 EFI_SUCCESS\r
1379 The operation completed successfully.\r
1380 \r
1381 EFI_DEVICE_ERROR\r
1382 The Graphics Console cannot be cleared due to Graphics Console device error. \r
1383 \r
1384 EFI_UNSUPPORTED\r
1385 The Graphics Console is not in a valid text mode. \r
1386 \r
1387--*/\r
1388{\r
1389 EFI_STATUS Status;\r
1390 GRAPHICS_CONSOLE_DEV *Private;\r
1391 GRAPHICS_CONSOLE_MODE_DATA *ModeData;\r
406adcd1 1392 EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r
878ddf1f 1393 EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r
406adcd1 1394 EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground;\r
1395 EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background;\r
878ddf1f 1396\r
1397 Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);\r
406adcd1 1398 GraphicsOutput = Private->GraphicsOutput;\r
878ddf1f 1399 UgaDraw = Private->UgaDraw;\r
1400 ModeData = &(Private->ModeData[This->Mode->Mode]);\r
1401\r
1402 GetTextColors (This, &Foreground, &Background);\r
406adcd1 1403 if (GraphicsOutput != NULL) {\r
1404 Status = GraphicsOutput->Blt (\r
1405 GraphicsOutput,\r
1406 &Background,\r
1407 EfiBltVideoFill,\r
1408 0,\r
1409 0,\r
1410 0,\r
1411 0,\r
1412 ModeData->GopWidth,\r
1413 ModeData->GopHeight,\r
1414 0\r
1415 );\r
1416 } else {\r
1417 Status = UgaDraw->Blt (\r
1418 UgaDraw,\r
1419 (EFI_UGA_PIXEL *) (UINTN) &Background,\r
1420 EfiUgaVideoFill,\r
1421 0,\r
1422 0,\r
1423 0,\r
1424 0,\r
1425 ModeData->GopWidth,\r
1426 ModeData->GopHeight,\r
1427 0\r
1428 );\r
1429 }\r
878ddf1f 1430\r
1431 This->Mode->CursorColumn = 0;\r
1432 This->Mode->CursorRow = 0;\r
1433\r
1434 EraseCursor (This);\r
1435\r
1436 return Status;\r
1437}\r
1438\r
1439EFI_STATUS\r
1440EFIAPI\r
1441GraphicsConsoleConOutSetCursorPosition (\r
1442 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
1443 IN UINTN Column,\r
1444 IN UINTN Row\r
1445 )\r
1446/*++\r
1447 Routine Description:\r
1448 \r
1449 Implements SIMPLE_TEXT_OUTPUT.SetCursorPosition(). \r
1450 \r
1451 Arguments:\r
1452 \r
1453 This - Indicates the calling context.\r
1454 \r
1455 Column - The row to set cursor to.\r
1456 \r
1457 Row - The column to set cursor to. \r
1458\r
1459 Returns:\r
1460 \r
1461 EFI_SUCCESS\r
1462 The operation completed successfully.\r
1463 \r
1464 EFI_DEVICE_ERROR\r
1465 The request fails due to Graphics Console device error. \r
1466 \r
1467 EFI_UNSUPPORTED\r
1468 The Graphics Console is not in a valid text mode, or the cursor position\r
1469 is invalid for current mode. \r
1470 \r
1471--*/\r
1472{\r
1473 GRAPHICS_CONSOLE_DEV *Private;\r
1474 GRAPHICS_CONSOLE_MODE_DATA *ModeData;\r
1475\r
1476 Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);\r
1477 ModeData = &(Private->ModeData[This->Mode->Mode]);\r
1478\r
1479 if ((Column >= ModeData->Columns) || (Row >= ModeData->Rows)) {\r
1480 return EFI_UNSUPPORTED;\r
1481 }\r
1482\r
1483 if (((INT32) Column == This->Mode->CursorColumn) && ((INT32) Row == This->Mode->CursorRow)) {\r
1484 return EFI_SUCCESS;\r
1485 }\r
1486\r
1487 EraseCursor (This);\r
1488\r
1489 This->Mode->CursorColumn = (INT32) Column;\r
1490 This->Mode->CursorRow = (INT32) Row;\r
1491\r
1492 EraseCursor (This);\r
1493\r
1494 return EFI_SUCCESS;\r
1495}\r
1496\r
1497EFI_STATUS\r
1498EFIAPI\r
1499GraphicsConsoleConOutEnableCursor (\r
1500 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
1501 IN BOOLEAN Visible\r
1502 )\r
1503/*++\r
1504 Routine Description:\r
1505 \r
1506 Implements SIMPLE_TEXT_OUTPUT.EnableCursor().\r
1507 In this driver, the cursor cannot be hidden. \r
1508 \r
1509 Arguments:\r
1510 \r
1511 This - Indicates the calling context.\r
1512 \r
1513 Visible - If TRUE, the cursor is set to be visible,\r
1514 If FALSE, the cursor is set to be invisible. \r
1515\r
1516 Returns:\r
1517 \r
1518 EFI_SUCCESS\r
1519 The request is valid.\r
1520 \r
1521 EFI_UNSUPPORTED\r
1522 The Graphics Console does not support a hidden cursor. \r
1523 \r
1524--*/\r
1525{\r
1526 EraseCursor (This);\r
1527\r
1528 This->Mode->CursorVisible = Visible;\r
1529\r
1530 EraseCursor (This);\r
1531\r
1532 return EFI_SUCCESS;\r
1533}\r
1534\r
1535EFI_STATUS\r
1536GetTextColors (\r
1537 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
406adcd1 1538 OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Foreground,\r
1539 OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Background\r
878ddf1f 1540 )\r
1541{\r
1542 INTN Attribute;\r
1543\r
1544 Attribute = This->Mode->Attribute & 0x7F;\r
1545\r
1546 *Foreground = mEfiColors[Attribute & 0x0f];\r
1547 *Background = mEfiColors[Attribute >> 4];\r
1548\r
1549 return EFI_SUCCESS;\r
1550}\r
1551\r
1552EFI_STATUS\r
1553DrawUnicodeWeightAtCursorN (\r
1554 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This,\r
1555 IN CHAR16 *UnicodeWeight,\r
1556 IN UINTN Count\r
1557 )\r
1558{\r
1559 GRAPHICS_CONSOLE_DEV *Private;\r
1560 EFI_STATUS Status;\r
1561 EFI_STATUS ReturnStatus;\r
1562 GLYPH_UNION *Glyph;\r
1563 GLYPH_UNION GlyphData;\r
1564 INTN GlyphX;\r
1565 INTN GlyphY;\r
406adcd1 1566 EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r
878ddf1f 1567 EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r
406adcd1 1568 EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground;\r
1569 EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background;\r
878ddf1f 1570 UINTN Index;\r
1571 UINTN ArrayIndex;\r
1572 UINTN Counts;\r
1573 UINT16 GlyphWidth;\r
1574 UINT32 GlyphStatus;\r
1575\r
1576 Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);\r
1577\r
1578 ReturnStatus = EFI_SUCCESS;\r
1579 GlyphStatus = 0;\r
1580 GlyphWidth = 0x08;\r
1581\r
1582 GetTextColors (This, &Foreground, &Background);\r
1583\r
1584 Index = 0;\r
1585 ArrayIndex = 0;\r
1586 while (Index < Count) {\r
1587 if (This->Mode->Attribute & EFI_WIDE_ATTRIBUTE) {\r
1588 GlyphStatus = WIDE_CHAR;\r
1589 } else {\r
1590 GlyphStatus = NARROW_CHAR;\r
1591 }\r
1592\r
1593 Status = mHii->GetGlyph (\r
1594 mHii,\r
1595 UnicodeWeight,\r
1596 (UINT16 *) &Index,\r
1597 (UINT8 **) &Glyph,\r
1598 &GlyphWidth,\r
1599 &GlyphStatus\r
1600 );\r
1601 if (EFI_ERROR (Status)) {\r
1602 ReturnStatus = Status;\r
1603 }\r
1604\r
1605 Counts = 0;\r
1606\r
1607 CopyMem (&GlyphData, Glyph, sizeof (GLYPH_UNION));\r
1608\r
1609 do {\r
1610 //\r
1611 // We are creating the second half of the wide character's BLT buffer\r
1612 //\r
1613 if (GlyphWidth == 0x10 && Counts == 1) {\r
1614 CopyMem (&GlyphData.NarrowGlyph.GlyphCol1, &Glyph->WideGlyph.GlyphCol2, sizeof (Glyph->WideGlyph.GlyphCol2));\r
1615 }\r
1616\r
1617 Counts++;\r
1618\r
1619 if (GlyphWidth == 0x10) {\r
1620 mHii->GlyphToBlt (\r
1621 mHii,\r
1622 (UINT8 *) &GlyphData,\r
1623 Foreground,\r
1624 Background,\r
1625 Count * 2,\r
1626 GLYPH_WIDTH,\r
1627 GLYPH_HEIGHT,\r
1628 &Private->LineBuffer[ArrayIndex * GLYPH_WIDTH]\r
1629 );\r
1630 } else {\r
1631 mHii->GlyphToBlt (\r
1632 mHii,\r
1633 (UINT8 *) &GlyphData,\r
1634 Foreground,\r
1635 Background,\r
1636 Count,\r
1637 GLYPH_WIDTH,\r
1638 GLYPH_HEIGHT,\r
1639 &Private->LineBuffer[ArrayIndex * GLYPH_WIDTH]\r
1640 );\r
1641 }\r
1642\r
1643 ArrayIndex++;\r
1644\r
1645 } while (Counts < 2 && GlyphWidth == 0x10);\r
1646\r
1647 }\r
1648 //\r
1649 // If we are printing Wide characters, treat the BLT as if it is twice as many characters\r
1650 //\r
1651 if (GlyphWidth == 0x10) {\r
1652 Count = Count * 2;\r
1653 }\r
1654 //\r
1655 // Blt a character to the screen\r
1656 //\r
1657 GlyphX = This->Mode->CursorColumn * GLYPH_WIDTH;\r
1658 GlyphY = This->Mode->CursorRow * GLYPH_HEIGHT;\r
406adcd1 1659 GraphicsOutput = Private->GraphicsOutput;\r
878ddf1f 1660 UgaDraw = Private->UgaDraw;\r
406adcd1 1661 if (GraphicsOutput != NULL) {\r
1662 GraphicsOutput->Blt (\r
1663 GraphicsOutput,\r
1664 Private->LineBuffer,\r
1665 EfiBltBufferToVideo,\r
1666 0,\r
1667 0,\r
1668 GlyphX + Private->ModeData[This->Mode->Mode].DeltaX,\r
1669 GlyphY + Private->ModeData[This->Mode->Mode].DeltaY,\r
1670 GLYPH_WIDTH * Count,\r
1671 GLYPH_HEIGHT,\r
1672 GLYPH_WIDTH * Count * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r
1673 );\r
1674 } else {\r
1675 UgaDraw->Blt (\r
1676 UgaDraw,\r
1677 (EFI_UGA_PIXEL *) (UINTN) Private->LineBuffer,\r
1678 EfiUgaBltBufferToVideo,\r
1679 0,\r
1680 0,\r
1681 GlyphX + Private->ModeData[This->Mode->Mode].DeltaX,\r
1682 GlyphY + Private->ModeData[This->Mode->Mode].DeltaY,\r
1683 GLYPH_WIDTH * Count,\r
1684 GLYPH_HEIGHT,\r
1685 GLYPH_WIDTH * Count * sizeof (EFI_UGA_PIXEL)\r
1686 );\r
1687 }\r
878ddf1f 1688\r
1689 return ReturnStatus;\r
1690}\r
1691\r
1692EFI_STATUS\r
1693EraseCursor (\r
1694 IN EFI_SIMPLE_TEXT_OUT_PROTOCOL *This\r
1695 )\r
1696{\r
1697 GRAPHICS_CONSOLE_DEV *Private;\r
1698 EFI_SIMPLE_TEXT_OUTPUT_MODE *CurrentMode;\r
1699 INTN GlyphX;\r
1700 INTN GlyphY;\r
406adcd1 1701 EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r
878ddf1f 1702 EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r
406adcd1 1703 EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION Foreground;\r
1704 EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION Background;\r
1705 EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION BltChar[GLYPH_HEIGHT][GLYPH_WIDTH];\r
878ddf1f 1706 UINTN X;\r
1707 UINTN Y;\r
1708\r
1709 CurrentMode = This->Mode;\r
1710\r
1711 if (!CurrentMode->CursorVisible) {\r
1712 return EFI_SUCCESS;\r
1713 }\r
1714\r
1715 Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);\r
406adcd1 1716 GraphicsOutput = Private->GraphicsOutput;\r
878ddf1f 1717 UgaDraw = Private->UgaDraw;\r
1718\r
1719 //\r
1720 // BUGBUG - we need to think about what to do with wide and narrow character deletions.\r
1721 //\r
1722 //\r
1723 // Blt a character to the screen\r
1724 //\r
1725 GlyphX = (CurrentMode->CursorColumn * GLYPH_WIDTH) + Private->ModeData[CurrentMode->Mode].DeltaX;\r
1726 GlyphY = (CurrentMode->CursorRow * GLYPH_HEIGHT) + Private->ModeData[CurrentMode->Mode].DeltaY;\r
406adcd1 1727 if (GraphicsOutput != NULL) {\r
1728 GraphicsOutput->Blt (\r
1729 GraphicsOutput,\r
1730 (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) BltChar,\r
1731 EfiBltVideoToBltBuffer,\r
1732 GlyphX,\r
1733 GlyphY,\r
1734 0,\r
1735 0,\r
1736 GLYPH_WIDTH,\r
1737 GLYPH_HEIGHT,\r
1738 GLYPH_WIDTH * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r
1739 );\r
1740 } else {\r
1741 UgaDraw->Blt (\r
1742 UgaDraw,\r
1743 (EFI_UGA_PIXEL *) (UINTN) BltChar,\r
1744 EfiUgaVideoToBltBuffer,\r
1745 GlyphX,\r
1746 GlyphY,\r
1747 0,\r
1748 0,\r
1749 GLYPH_WIDTH,\r
1750 GLYPH_HEIGHT,\r
1751 GLYPH_WIDTH * sizeof (EFI_UGA_PIXEL)\r
1752 );\r
1753 }\r
878ddf1f 1754\r
1755 GetTextColors (This, &Foreground.Pixel, &Background.Pixel);\r
1756\r
1757 //\r
1758 // Convert Monochrome bitmap of the Glyph to BltBuffer structure\r
1759 //\r
1760 for (Y = 0; Y < GLYPH_HEIGHT; Y++) {\r
1761 for (X = 0; X < GLYPH_WIDTH; X++) {\r
1762 if ((mCursorGlyph.GlyphCol1[Y] & (1 << X)) != 0) {\r
1763 BltChar[Y][GLYPH_WIDTH - X - 1].Raw ^= Foreground.Raw;\r
1764 }\r
1765 }\r
1766 }\r
1767\r
406adcd1 1768 if (GraphicsOutput != NULL) {\r
1769 GraphicsOutput->Blt (\r
1770 GraphicsOutput,\r
1771 (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) BltChar,\r
1772 EfiBltBufferToVideo,\r
1773 0,\r
1774 0,\r
1775 GlyphX,\r
1776 GlyphY,\r
1777 GLYPH_WIDTH,\r
1778 GLYPH_HEIGHT,\r
1779 GLYPH_WIDTH * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r
1780 );\r
1781 } else {\r
1782 UgaDraw->Blt (\r
1783 UgaDraw,\r
1784 (EFI_UGA_PIXEL *) (UINTN) BltChar,\r
1785 EfiUgaBltBufferToVideo,\r
1786 0,\r
1787 0,\r
1788 GlyphX,\r
1789 GlyphY,\r
1790 GLYPH_WIDTH,\r
1791 GLYPH_HEIGHT,\r
1792 GLYPH_WIDTH * sizeof (EFI_UGA_PIXEL)\r
1793 );\r
1794 }\r
878ddf1f 1795\r
1796 return EFI_SUCCESS;\r
1797}\r
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