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fb0b259e | 1 | /** @file\r |
9937b365 | 2 | Support for Graphics output spliter.\r |
3 | \r | |
9de33db4 | 4 | Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>\r |
e5eed7d3 | 5 | This program and the accompanying materials\r |
95276127 | 6 | are licensed and made available under the terms and conditions of the BSD License\r |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
a4d608d1 | 13 | \r |
fb0b259e | 14 | **/\r |
95276127 | 15 | \r |
95276127 | 16 | #include "ConSplitter.h"\r |
17 | \r | |
95276127 | 18 | \r |
fe1e36e5 | 19 | CHAR16 mCrLfString[3] = { CHAR_CARRIAGE_RETURN, CHAR_LINEFEED, CHAR_NULL };\r |
a4d608d1 | 20 | \r |
a4d608d1 | 21 | /**\r |
2da292f6 | 22 | Returns information for an available graphics mode that the graphics device\r |
23 | and the set of active video output devices supports.\r | |
a4d608d1 | 24 | \r |
2da292f6 | 25 | @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance.\r |
26 | @param ModeNumber The mode number to return information on.\r | |
27 | @param SizeOfInfo A pointer to the size, in bytes, of the Info buffer.\r | |
28 | @param Info A pointer to callee allocated buffer that returns information about ModeNumber.\r | |
a4d608d1 | 29 | \r |
2da292f6 | 30 | @retval EFI_SUCCESS Mode information returned.\r |
31 | @retval EFI_BUFFER_TOO_SMALL The Info buffer was too small.\r | |
32 | @retval EFI_DEVICE_ERROR A hardware error occurred trying to retrieve the video mode.\r | |
2da292f6 | 33 | @retval EFI_INVALID_PARAMETER One of the input args was NULL.\r |
34 | @retval EFI_OUT_OF_RESOURCES No resource available.\r | |
a4d608d1 | 35 | \r |
36 | **/\r | |
95276127 | 37 | EFI_STATUS\r |
38 | EFIAPI\r | |
d6e11f22 | 39 | ConSplitterGraphicsOutputQueryMode (\r |
95276127 | 40 | IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,\r |
41 | IN UINT32 ModeNumber,\r | |
42 | OUT UINTN *SizeOfInfo,\r | |
43 | OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION **Info\r | |
44 | )\r | |
95276127 | 45 | {\r |
46 | TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;\r | |
95276127 | 47 | \r |
48 | if (This == NULL || Info == NULL || SizeOfInfo == NULL || ModeNumber >= This->Mode->MaxMode) {\r | |
49 | return EFI_INVALID_PARAMETER;\r | |
50 | }\r | |
51 | \r | |
52 | //\r | |
53 | // retrieve private data\r | |
54 | //\r | |
55 | Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This);\r | |
56 | \r | |
95276127 | 57 | *Info = AllocatePool (sizeof (EFI_GRAPHICS_OUTPUT_MODE_INFORMATION));\r |
95276127 | 58 | if (*Info == NULL) {\r |
59 | return EFI_OUT_OF_RESOURCES;\r | |
60 | }\r | |
61 | \r | |
62 | *SizeOfInfo = sizeof (EFI_GRAPHICS_OUTPUT_MODE_INFORMATION);\r | |
63 | \r | |
aec072ad | 64 | CopyMem (*Info, &Private->GraphicsOutputModeBuffer[ModeNumber], *SizeOfInfo);\r |
95276127 | 65 | \r |
66 | return EFI_SUCCESS;\r | |
67 | }\r | |
68 | \r | |
a4d608d1 | 69 | \r |
70 | /**\r | |
ed055f1b | 71 | Set the video device into the specified mode and clears the visible portions of\r |
2da292f6 | 72 | the output display to black.\r |
a4d608d1 | 73 | \r |
2da292f6 | 74 | @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance.\r |
75 | @param ModeNumber Abstraction that defines the current video mode.\r | |
a4d608d1 | 76 | \r |
2da292f6 | 77 | @retval EFI_SUCCESS The graphics mode specified by ModeNumber was selected.\r |
78 | @retval EFI_DEVICE_ERROR The device had an error and could not complete the request.\r | |
79 | @retval EFI_UNSUPPORTED ModeNumber is not supported by this device.\r | |
80 | @retval EFI_OUT_OF_RESOURCES No resource available.\r | |
a4d608d1 | 81 | \r |
82 | **/\r | |
95276127 | 83 | EFI_STATUS\r |
84 | EFIAPI\r | |
d6e11f22 | 85 | ConSplitterGraphicsOutputSetMode (\r |
95276127 | 86 | IN EFI_GRAPHICS_OUTPUT_PROTOCOL * This,\r |
87 | IN UINT32 ModeNumber\r | |
88 | )\r | |
95276127 | 89 | {\r |
90 | EFI_STATUS Status;\r | |
91 | TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;\r | |
92 | UINTN Index;\r | |
93 | EFI_STATUS ReturnStatus;\r | |
aec072ad | 94 | EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Mode;\r |
95276127 | 95 | EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r |
96 | UINTN NumberIndex;\r | |
97 | UINTN SizeOfInfo;\r | |
98 | EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info;\r | |
99 | EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r | |
100 | \r | |
101 | if (ModeNumber >= This->Mode->MaxMode) {\r | |
102 | return EFI_UNSUPPORTED;\r | |
103 | }\r | |
104 | \r | |
95276127 | 105 | Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This);\r |
95276127 | 106 | Mode = &Private->GraphicsOutputModeBuffer[ModeNumber];\r |
95276127 | 107 | \r |
9937b365 | 108 | ReturnStatus = EFI_SUCCESS;\r |
95276127 | 109 | //\r |
110 | // return the worst status met\r | |
111 | //\r | |
112 | for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) {\r | |
113 | GraphicsOutput = Private->TextOutList[Index].GraphicsOutput;\r | |
114 | if (GraphicsOutput != NULL) {\r | |
115 | //\r | |
116 | // Find corresponding ModeNumber of this GraphicsOutput instance\r | |
117 | //\r | |
118 | for (NumberIndex = 0; NumberIndex < GraphicsOutput->Mode->MaxMode; NumberIndex ++) {\r | |
119 | Status = GraphicsOutput->QueryMode (GraphicsOutput, (UINT32) NumberIndex, &SizeOfInfo, &Info);\r | |
120 | if (EFI_ERROR (Status)) {\r | |
121 | return Status;\r | |
122 | }\r | |
123 | if ((Info->HorizontalResolution == Mode->HorizontalResolution) && (Info->VerticalResolution == Mode->VerticalResolution)) {\r | |
124 | FreePool (Info);\r | |
125 | break;\r | |
126 | }\r | |
127 | FreePool (Info);\r | |
128 | }\r | |
129 | \r | |
130 | Status = GraphicsOutput->SetMode (GraphicsOutput, (UINT32) NumberIndex);\r | |
131 | if (EFI_ERROR (Status)) {\r | |
132 | ReturnStatus = Status;\r | |
133 | }\r | |
2da292f6 | 134 | } else if (FeaturePcdGet (PcdUgaConsumeSupport)) {\r |
d0c64728 | 135 | UgaDraw = Private->TextOutList[Index].UgaDraw;\r |
136 | if (UgaDraw != NULL) {\r | |
137 | Status = UgaDraw->SetMode (\r | |
138 | UgaDraw,\r | |
139 | Mode->HorizontalResolution,\r | |
140 | Mode->VerticalResolution,\r | |
141 | 32,\r | |
142 | 60\r | |
143 | );\r | |
144 | if (EFI_ERROR (Status)) {\r | |
145 | ReturnStatus = Status;\r | |
146 | }\r | |
95276127 | 147 | }\r |
148 | }\r | |
149 | }\r | |
150 | \r | |
151 | This->Mode->Mode = ModeNumber;\r | |
152 | \r | |
aec072ad | 153 | CopyMem (This->Mode->Info, &Private->GraphicsOutputModeBuffer[ModeNumber], This->Mode->SizeOfInfo);\r |
95276127 | 154 | \r |
155 | //\r | |
156 | // Information is not enough here, so the following items remain unchanged:\r | |
157 | // GraphicsOutputMode->Info->Version, GraphicsOutputMode->Info->PixelFormat\r | |
158 | // GraphicsOutputMode->SizeOfInfo, GraphicsOutputMode->FrameBufferBase, GraphicsOutputMode->FrameBufferSize\r | |
159 | // These items will be initialized/updated when a new GOP device is added into ConsoleSplitter.\r | |
160 | //\r | |
161 | \r | |
95276127 | 162 | return ReturnStatus;\r |
163 | }\r | |
164 | \r | |
95276127 | 165 | \r |
a4d608d1 | 166 | \r |
167 | /**\r | |
168 | The following table defines actions for BltOperations.\r | |
169 | \r | |
170 | EfiBltVideoFill - Write data from the BltBuffer pixel (SourceX, SourceY)\r | |
171 | directly to every pixel of the video display rectangle\r | |
172 | (DestinationX, DestinationY)\r | |
173 | (DestinationX + Width, DestinationY + Height).\r | |
174 | Only one pixel will be used from the BltBuffer. Delta is NOT used.\r | |
175 | EfiBltVideoToBltBuffer - Read data from the video display rectangle\r | |
176 | (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in\r | |
177 | the BltBuffer rectangle (DestinationX, DestinationY )\r | |
178 | (DestinationX + Width, DestinationY + Height). If DestinationX or\r | |
179 | DestinationY is not zero then Delta must be set to the length in bytes\r | |
180 | of a row in the BltBuffer.\r | |
181 | EfiBltBufferToVideo - Write data from the BltBuffer rectangle\r | |
182 | (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the\r | |
183 | video display rectangle (DestinationX, DestinationY)\r | |
184 | (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is\r | |
185 | not zero then Delta must be set to the length in bytes of a row in the\r | |
186 | BltBuffer.\r | |
187 | EfiBltVideoToVideo - Copy from the video display rectangle\r | |
188 | (SourceX, SourceY) (SourceX + Width, SourceY + Height) .\r | |
189 | to the video display rectangle (DestinationX, DestinationY)\r | |
190 | (DestinationX + Width, DestinationY + Height).\r | |
191 | The BltBuffer and Delta are not used in this mode.\r | |
192 | \r | |
193 | @param This Protocol instance pointer.\r | |
194 | @param BltBuffer Buffer containing data to blit into video buffer.\r | |
195 | This buffer has a size of\r | |
196 | Width*Height*sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r | |
197 | @param BltOperation Operation to perform on BlitBuffer and video\r | |
198 | memory\r | |
199 | @param SourceX X coordinate of source for the BltBuffer.\r | |
200 | @param SourceY Y coordinate of source for the BltBuffer.\r | |
201 | @param DestinationX X coordinate of destination for the BltBuffer.\r | |
202 | @param DestinationY Y coordinate of destination for the BltBuffer.\r | |
203 | @param Width Width of rectangle in BltBuffer in pixels.\r | |
ed055f1b | 204 | @param Height Hight of rectangle in BltBuffer in pixels.\r |
33019a71 | 205 | @param Delta OPTIONAL.\r |
a4d608d1 | 206 | \r |
207 | @retval EFI_SUCCESS The Blt operation completed.\r | |
208 | @retval EFI_INVALID_PARAMETER BltOperation is not valid.\r | |
209 | @retval EFI_DEVICE_ERROR A hardware error occured writting to the video\r | |
210 | buffer.\r | |
211 | \r | |
212 | **/\r | |
95276127 | 213 | EFI_STATUS\r |
214 | EFIAPI\r | |
d6e11f22 | 215 | ConSplitterGraphicsOutputBlt (\r |
95276127 | 216 | IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,\r |
217 | IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, OPTIONAL\r | |
218 | IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation,\r | |
219 | IN UINTN SourceX,\r | |
220 | IN UINTN SourceY,\r | |
221 | IN UINTN DestinationX,\r | |
222 | IN UINTN DestinationY,\r | |
223 | IN UINTN Width,\r | |
224 | IN UINTN Height,\r | |
225 | IN UINTN Delta OPTIONAL\r | |
226 | )\r | |
95276127 | 227 | {\r |
228 | EFI_STATUS Status;\r | |
7389f649 | 229 | EFI_STATUS ReturnStatus;\r |
95276127 | 230 | TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;\r |
231 | UINTN Index;\r | |
95276127 | 232 | EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r |
233 | EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r | |
234 | \r | |
97c74782 | 235 | if (This == NULL || ((UINTN) BltOperation) >= EfiGraphicsOutputBltOperationMax) {\r |
236 | return EFI_INVALID_PARAMETER;\r | |
237 | }\r | |
238 | \r | |
95276127 | 239 | Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This);\r |
240 | \r | |
7389f649 | 241 | ReturnStatus = EFI_SUCCESS;\r |
242 | \r | |
95276127 | 243 | //\r |
244 | // return the worst status met\r | |
245 | //\r | |
246 | for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) {\r | |
247 | GraphicsOutput = Private->TextOutList[Index].GraphicsOutput;\r | |
248 | if (GraphicsOutput != NULL) {\r | |
249 | Status = GraphicsOutput->Blt (\r | |
250 | GraphicsOutput,\r | |
251 | BltBuffer,\r | |
252 | BltOperation,\r | |
253 | SourceX,\r | |
254 | SourceY,\r | |
255 | DestinationX,\r | |
256 | DestinationY,\r | |
257 | Width,\r | |
258 | Height,\r | |
259 | Delta\r | |
260 | );\r | |
261 | if (EFI_ERROR (Status)) {\r | |
262 | ReturnStatus = Status;\r | |
263 | } else if (BltOperation == EfiBltVideoToBltBuffer) {\r | |
264 | //\r | |
265 | // Only need to read the data into buffer one time\r | |
266 | //\r | |
267 | return EFI_SUCCESS;\r | |
268 | }\r | |
269 | }\r | |
270 | \r | |
271 | UgaDraw = Private->TextOutList[Index].UgaDraw;\r | |
8541adab | 272 | if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {\r |
95276127 | 273 | Status = UgaDraw->Blt (\r |
274 | UgaDraw,\r | |
275 | (EFI_UGA_PIXEL *) BltBuffer,\r | |
276 | (EFI_UGA_BLT_OPERATION) BltOperation,\r | |
277 | SourceX,\r | |
278 | SourceY,\r | |
279 | DestinationX,\r | |
280 | DestinationY,\r | |
281 | Width,\r | |
282 | Height,\r | |
283 | Delta\r | |
284 | );\r | |
285 | if (EFI_ERROR (Status)) {\r | |
286 | ReturnStatus = Status;\r | |
287 | } else if (BltOperation == EfiBltVideoToBltBuffer) {\r | |
288 | //\r | |
289 | // Only need to read the data into buffer one time\r | |
290 | //\r | |
291 | return EFI_SUCCESS;\r | |
292 | }\r | |
293 | }\r | |
294 | }\r | |
295 | \r | |
296 | return ReturnStatus;\r | |
297 | }\r | |
298 | \r | |
a4d608d1 | 299 | /**\r |
300 | Return the current video mode information.\r | |
301 | \r | |
2da292f6 | 302 | @param This The EFI_UGA_DRAW_PROTOCOL instance.\r |
303 | @param HorizontalResolution The size of video screen in pixels in the X dimension.\r | |
304 | @param VerticalResolution The size of video screen in pixels in the Y dimension.\r | |
305 | @param ColorDepth Number of bits per pixel, currently defined to be 32.\r | |
306 | @param RefreshRate The refresh rate of the monitor in Hertz.\r | |
a4d608d1 | 307 | \r |
2da292f6 | 308 | @retval EFI_SUCCESS Mode information returned.\r |
309 | @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode ()\r | |
310 | @retval EFI_INVALID_PARAMETER One of the input args was NULL.\r | |
a4d608d1 | 311 | \r |
312 | **/\r | |
d0c64728 | 313 | EFI_STATUS\r |
314 | EFIAPI\r | |
d6e11f22 | 315 | ConSplitterUgaDrawGetMode (\r |
d0c64728 | 316 | IN EFI_UGA_DRAW_PROTOCOL *This,\r |
317 | OUT UINT32 *HorizontalResolution,\r | |
318 | OUT UINT32 *VerticalResolution,\r | |
319 | OUT UINT32 *ColorDepth,\r | |
320 | OUT UINT32 *RefreshRate\r | |
321 | )\r | |
d0c64728 | 322 | {\r |
323 | TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;\r | |
324 | \r | |
a4d608d1 | 325 | if ((HorizontalResolution == NULL) ||\r |
2da292f6 | 326 | (VerticalResolution == NULL) ||\r |
327 | (RefreshRate == NULL) ||\r | |
328 | (ColorDepth == NULL)) {\r | |
d0c64728 | 329 | return EFI_INVALID_PARAMETER;\r |
330 | }\r | |
331 | //\r | |
332 | // retrieve private data\r | |
333 | //\r | |
334 | Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This);\r | |
335 | \r | |
336 | *HorizontalResolution = Private->UgaHorizontalResolution;\r | |
337 | *VerticalResolution = Private->UgaVerticalResolution;\r | |
338 | *ColorDepth = Private->UgaColorDepth;\r | |
339 | *RefreshRate = Private->UgaRefreshRate;\r | |
340 | \r | |
341 | return EFI_SUCCESS;\r | |
342 | }\r | |
343 | \r | |
a4d608d1 | 344 | \r |
345 | /**\r | |
2da292f6 | 346 | Set the current video mode information.\r |
a4d608d1 | 347 | \r |
2da292f6 | 348 | @param This The EFI_UGA_DRAW_PROTOCOL instance.\r |
349 | @param HorizontalResolution The size of video screen in pixels in the X dimension.\r | |
350 | @param VerticalResolution The size of video screen in pixels in the Y dimension.\r | |
351 | @param ColorDepth Number of bits per pixel, currently defined to be 32.\r | |
352 | @param RefreshRate The refresh rate of the monitor in Hertz.\r | |
a4d608d1 | 353 | \r |
2da292f6 | 354 | @retval EFI_SUCCESS Mode information returned.\r |
355 | @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode ()\r | |
356 | @retval EFI_OUT_OF_RESOURCES Out of resources.\r | |
a4d608d1 | 357 | \r |
358 | **/\r | |
d0c64728 | 359 | EFI_STATUS\r |
360 | EFIAPI\r | |
d6e11f22 | 361 | ConSplitterUgaDrawSetMode (\r |
d0c64728 | 362 | IN EFI_UGA_DRAW_PROTOCOL *This,\r |
363 | IN UINT32 HorizontalResolution,\r | |
364 | IN UINT32 VerticalResolution,\r | |
365 | IN UINT32 ColorDepth,\r | |
366 | IN UINT32 RefreshRate\r | |
367 | )\r | |
d0c64728 | 368 | {\r |
369 | EFI_STATUS Status;\r | |
370 | TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;\r | |
371 | UINTN Index;\r | |
372 | EFI_STATUS ReturnStatus;\r | |
d0c64728 | 373 | EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r |
374 | UINTN NumberIndex;\r | |
375 | UINTN SizeOfInfo;\r | |
376 | EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info;\r | |
377 | EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r | |
378 | \r | |
379 | Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This);\r | |
380 | \r | |
d0c64728 | 381 | ReturnStatus = EFI_SUCCESS;\r |
382 | \r | |
d0c64728 | 383 | //\r |
384 | // Update the Mode data\r | |
385 | //\r | |
386 | Private->UgaHorizontalResolution = HorizontalResolution;\r | |
387 | Private->UgaVerticalResolution = VerticalResolution;\r | |
388 | Private->UgaColorDepth = ColorDepth;\r | |
389 | Private->UgaRefreshRate = RefreshRate;\r | |
390 | \r | |
d0c64728 | 391 | //\r |
392 | // return the worst status met\r | |
393 | //\r | |
394 | for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) {\r | |
8541adab | 395 | \r |
2da292f6 | 396 | GraphicsOutput = Private->TextOutList[Index].GraphicsOutput;\r |
397 | if (GraphicsOutput != NULL) {\r | |
398 | //\r | |
399 | // Find corresponding ModeNumber of this GraphicsOutput instance\r | |
400 | //\r | |
401 | for (NumberIndex = 0; NumberIndex < GraphicsOutput->Mode->MaxMode; NumberIndex ++) {\r | |
402 | Status = GraphicsOutput->QueryMode (GraphicsOutput, (UINT32) NumberIndex, &SizeOfInfo, &Info);\r | |
8541adab | 403 | if (EFI_ERROR (Status)) {\r |
2da292f6 | 404 | return Status;\r |
8541adab | 405 | }\r |
2da292f6 | 406 | if ((Info->HorizontalResolution == HorizontalResolution) && (Info->VerticalResolution == VerticalResolution)) {\r |
d0c64728 | 407 | FreePool (Info);\r |
2da292f6 | 408 | break;\r |
d0c64728 | 409 | }\r |
2da292f6 | 410 | FreePool (Info);\r |
411 | }\r | |
d0c64728 | 412 | \r |
2da292f6 | 413 | Status = GraphicsOutput->SetMode (GraphicsOutput, (UINT32) NumberIndex);\r |
414 | if (EFI_ERROR (Status)) {\r | |
415 | ReturnStatus = Status;\r | |
416 | }\r | |
417 | } else if (FeaturePcdGet (PcdUgaConsumeSupport)){\r | |
418 | UgaDraw = Private->TextOutList[Index].UgaDraw;\r | |
419 | if (UgaDraw != NULL) {\r | |
420 | Status = UgaDraw->SetMode (\r | |
421 | UgaDraw,\r | |
422 | HorizontalResolution,\r | |
423 | VerticalResolution,\r | |
424 | ColorDepth,\r | |
425 | RefreshRate\r | |
426 | );\r | |
d0c64728 | 427 | if (EFI_ERROR (Status)) {\r |
428 | ReturnStatus = Status;\r | |
429 | }\r | |
430 | }\r | |
ed055f1b | 431 | }\r |
d0c64728 | 432 | }\r |
433 | \r | |
434 | return ReturnStatus;\r | |
435 | }\r | |
436 | \r | |
d0c64728 | 437 | \r |
a4d608d1 | 438 | /**\r |
2da292f6 | 439 | Blt a rectangle of pixels on the graphics screen.\r |
a4d608d1 | 440 | \r |
2da292f6 | 441 | The following table defines actions for BltOperations.\r |
a4d608d1 | 442 | \r |
2da292f6 | 443 | EfiUgaVideoFill:\r |
444 | Write data from the BltBuffer pixel (SourceX, SourceY)\r | |
445 | directly to every pixel of the video display rectangle\r | |
446 | (DestinationX, DestinationY)\r | |
447 | (DestinationX + Width, DestinationY + Height).\r | |
448 | Only one pixel will be used from the BltBuffer. Delta is NOT used.\r | |
ed055f1b | 449 | EfiUgaVideoToBltBuffer:\r |
2da292f6 | 450 | Read data from the video display rectangle\r |
451 | (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in\r | |
452 | the BltBuffer rectangle (DestinationX, DestinationY )\r | |
453 | (DestinationX + Width, DestinationY + Height). If DestinationX or\r | |
454 | DestinationY is not zero then Delta must be set to the length in bytes\r | |
455 | of a row in the BltBuffer.\r | |
456 | EfiUgaBltBufferToVideo:\r | |
457 | Write data from the BltBuffer rectangle\r | |
458 | (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the\r | |
459 | video display rectangle (DestinationX, DestinationY)\r | |
460 | (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is\r | |
461 | not zero then Delta must be set to the length in bytes of a row in the\r | |
462 | BltBuffer.\r | |
463 | EfiUgaVideoToVideo:\r | |
464 | Copy from the video display rectangle\r | |
465 | (SourceX, SourceY) (SourceX + Width, SourceY + Height) .\r | |
466 | to the video display rectangle (DestinationX, DestinationY)\r | |
467 | (DestinationX + Width, DestinationY + Height).\r | |
468 | The BltBuffer and Delta are not used in this mode.\r | |
469 | \r | |
470 | @param This Protocol instance pointer.\r | |
471 | @param BltBuffer Buffer containing data to blit into video buffer. This\r | |
472 | buffer has a size of Width*Height*sizeof(EFI_UGA_PIXEL)\r | |
473 | @param BltOperation Operation to perform on BlitBuffer and video memory\r | |
474 | @param SourceX X coordinate of source for the BltBuffer.\r | |
475 | @param SourceY Y coordinate of source for the BltBuffer.\r | |
476 | @param DestinationX X coordinate of destination for the BltBuffer.\r | |
477 | @param DestinationY Y coordinate of destination for the BltBuffer.\r | |
478 | @param Width Width of rectangle in BltBuffer in pixels.\r | |
479 | @param Height Hight of rectangle in BltBuffer in pixels.\r | |
480 | @param Delta OPTIONAL\r | |
481 | \r | |
482 | @retval EFI_SUCCESS The Blt operation completed.\r | |
483 | @retval EFI_INVALID_PARAMETER BltOperation is not valid.\r | |
484 | @retval EFI_DEVICE_ERROR A hardware error occured writting to the video buffer.\r | |
a4d608d1 | 485 | \r |
486 | **/\r | |
d0c64728 | 487 | EFI_STATUS\r |
488 | EFIAPI\r | |
d6e11f22 | 489 | ConSplitterUgaDrawBlt (\r |
d0c64728 | 490 | IN EFI_UGA_DRAW_PROTOCOL *This,\r |
491 | IN EFI_UGA_PIXEL *BltBuffer, OPTIONAL\r | |
492 | IN EFI_UGA_BLT_OPERATION BltOperation,\r | |
493 | IN UINTN SourceX,\r | |
494 | IN UINTN SourceY,\r | |
495 | IN UINTN DestinationX,\r | |
496 | IN UINTN DestinationY,\r | |
497 | IN UINTN Width,\r | |
498 | IN UINTN Height,\r | |
499 | IN UINTN Delta OPTIONAL\r | |
500 | )\r | |
d0c64728 | 501 | {\r |
502 | EFI_STATUS Status;\r | |
503 | TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;\r | |
504 | UINTN Index;\r | |
505 | EFI_STATUS ReturnStatus;\r | |
506 | EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r | |
507 | \r | |
508 | Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This);\r | |
509 | \r | |
9937b365 | 510 | ReturnStatus = EFI_SUCCESS;\r |
d0c64728 | 511 | //\r |
512 | // return the worst status met\r | |
513 | //\r | |
514 | for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) {\r | |
515 | GraphicsOutput = Private->TextOutList[Index].GraphicsOutput;\r | |
516 | if (GraphicsOutput != NULL) {\r | |
517 | Status = GraphicsOutput->Blt (\r | |
518 | GraphicsOutput,\r | |
519 | (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) BltBuffer,\r | |
520 | (EFI_GRAPHICS_OUTPUT_BLT_OPERATION) BltOperation,\r | |
521 | SourceX,\r | |
522 | SourceY,\r | |
523 | DestinationX,\r | |
524 | DestinationY,\r | |
525 | Width,\r | |
526 | Height,\r | |
527 | Delta\r | |
528 | );\r | |
529 | if (EFI_ERROR (Status)) {\r | |
530 | ReturnStatus = Status;\r | |
815119f3 | 531 | } else if (BltOperation == EfiUgaVideoToBltBuffer) {\r |
d0c64728 | 532 | //\r |
533 | // Only need to read the data into buffer one time\r | |
534 | //\r | |
535 | return EFI_SUCCESS;\r | |
536 | }\r | |
537 | }\r | |
538 | \r | |
8541adab | 539 | if (Private->TextOutList[Index].UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {\r |
d0c64728 | 540 | Status = Private->TextOutList[Index].UgaDraw->Blt (\r |
541 | Private->TextOutList[Index].UgaDraw,\r | |
542 | BltBuffer,\r | |
543 | BltOperation,\r | |
544 | SourceX,\r | |
545 | SourceY,\r | |
546 | DestinationX,\r | |
547 | DestinationY,\r | |
548 | Width,\r | |
549 | Height,\r | |
550 | Delta\r | |
551 | );\r | |
552 | if (EFI_ERROR (Status)) {\r | |
553 | ReturnStatus = Status;\r | |
554 | } else if (BltOperation == EfiUgaVideoToBltBuffer) {\r | |
555 | //\r | |
556 | // Only need to read the data into buffer one time\r | |
557 | //\r | |
558 | return EFI_SUCCESS;\r | |
559 | }\r | |
560 | }\r | |
561 | }\r | |
562 | \r | |
563 | return ReturnStatus;\r | |
564 | }\r | |
565 | \r | |
a4d608d1 | 566 | /**\r |
567 | Sets the output device(s) to a specified mode.\r | |
568 | \r | |
2da292f6 | 569 | @param Private Text Out Splitter pointer.\r |
a4d608d1 | 570 | @param ModeNumber The mode number to set.\r |
571 | \r | |
a4d608d1 | 572 | **/\r |
9937b365 | 573 | VOID\r |
574 | TextOutSetMode (\r | |
95276127 | 575 | IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,\r |
576 | IN UINTN ModeNumber\r | |
577 | )\r | |
95276127 | 578 | {\r |
579 | //\r | |
580 | // No need to do extra check here as whether (Column, Row) is valid has\r | |
581 | // been checked in ConSplitterTextOutSetCursorPosition. And (0, 0) should\r | |
582 | // always be supported.\r | |
583 | //\r | |
9937b365 | 584 | Private->TextOutMode.Mode = (INT32) ModeNumber;\r |
585 | Private->TextOutMode.CursorColumn = 0;\r | |
586 | Private->TextOutMode.CursorRow = 0;\r | |
587 | Private->TextOutMode.CursorVisible = TRUE;\r | |
a4d608d1 | 588 | \r |
9937b365 | 589 | return;\r |
95276127 | 590 | }\r |