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