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656419f9 RC |
1 | /*++ @file\r |
2 | \r | |
3 | Copyright (c) 2020, Rebecca Cran <rebecca@bsdio.com>\r | |
4 | Copyright (c) 2015, Nahanni Systems, Inc.\r | |
5 | Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r | |
6 | Portions copyright (c) 2010 - 2011, Apple Inc. All rights reserved.\r | |
7 | \r | |
8 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
9 | \r | |
10 | Module Name:\r | |
11 | \r | |
12 | EmuGopScreen.c\r | |
13 | \r | |
14 | Abstract:\r | |
15 | \r | |
16 | This file produces the graphics abstration of UGA. It is called by\r | |
17 | EmuGopDriver.c file which deals with the EFI 1.1 driver model.\r | |
18 | This file just does graphics.\r | |
19 | \r | |
20 | **/\r | |
21 | \r | |
22 | #include "Gop.h"\r | |
23 | #include <Library/FrameBufferBltLib.h>\r | |
24 | \r | |
25 | \r | |
26 | EFI_EVENT mGopScreenExitBootServicesEvent;\r | |
27 | \r | |
28 | GOP_MODE_DATA mGopModeData[] = {\r | |
29 | { 0, 0, 32, 0 }, // Filled in with user-spec'd resolution\r | |
30 | { 1024, 768, 32, 0 },\r | |
31 | { 800, 600, 32, 0 },\r | |
32 | { 640, 480, 32, 0 }\r | |
33 | };\r | |
34 | \r | |
35 | STATIC\r | |
36 | VOID\r | |
37 | BhyveGopCompleteModeInfo (\r | |
38 | IN GOP_MODE_DATA *ModeData,\r | |
39 | OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info\r | |
40 | )\r | |
41 | {\r | |
42 | Info->Version = 0;\r | |
43 | if (ModeData->ColorDepth == 8) {\r | |
44 | Info->PixelFormat = PixelBitMask;\r | |
45 | Info->PixelInformation.RedMask = PIXEL_RED_MASK;\r | |
46 | Info->PixelInformation.GreenMask = PIXEL_GREEN_MASK;\r | |
47 | Info->PixelInformation.BlueMask = PIXEL_BLUE_MASK;\r | |
48 | Info->PixelInformation.ReservedMask = 0;\r | |
49 | } else if (ModeData->ColorDepth == 24) {\r | |
50 | Info->PixelFormat = PixelBitMask;\r | |
51 | Info->PixelInformation.RedMask = PIXEL24_RED_MASK;\r | |
52 | Info->PixelInformation.GreenMask = PIXEL24_GREEN_MASK;\r | |
53 | Info->PixelInformation.BlueMask = PIXEL24_BLUE_MASK;\r | |
54 | Info->PixelInformation.ReservedMask = 0;\r | |
55 | } else if (ModeData->ColorDepth == 32) {\r | |
56 | DEBUG ((DEBUG_INFO, "%dx%d PixelBlueGreenRedReserved8BitPerColor\n",\r | |
57 | ModeData->HorizontalResolution, ModeData->VerticalResolution));\r | |
58 | Info->PixelFormat = PixelBlueGreenRedReserved8BitPerColor;\r | |
59 | }\r | |
60 | Info->PixelsPerScanLine = Info->HorizontalResolution;\r | |
61 | }\r | |
62 | \r | |
63 | \r | |
64 | /**\r | |
65 | Returns information for an available graphics mode that the graphics device\r | |
66 | and the set of active video output devices supports.\r | |
67 | \r | |
68 | @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance.\r | |
69 | @param ModeNumber The mode number to return information on.\r | |
70 | @param SizeOfInfo A pointer to the size, in bytes, of the Info buffer.\r | |
71 | @param Info A pointer to callee allocated buffer that returns information about ModeNumber.\r | |
72 | \r | |
73 | @retval EFI_SUCCESS Mode information returned.\r | |
74 | @retval EFI_BUFFER_TOO_SMALL The Info buffer was too small.\r | |
75 | @retval EFI_DEVICE_ERROR A hardware error occurred trying to retrieve the video mode.\r | |
76 | @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode ()\r | |
77 | @retval EFI_INVALID_PARAMETER One of the input args was NULL.\r | |
78 | \r | |
79 | **/\r | |
80 | EFI_STATUS\r | |
81 | EFIAPI\r | |
82 | EmuGopQuerytMode (\r | |
83 | IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,\r | |
84 | IN UINT32 ModeNumber,\r | |
85 | OUT UINTN *SizeOfInfo,\r | |
86 | OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION **Info\r | |
87 | )\r | |
88 | {\r | |
89 | GOP_PRIVATE_DATA *Private;\r | |
90 | GOP_MODE_DATA *ModeData;\r | |
91 | \r | |
92 | Private = GOP_PRIVATE_DATA_FROM_THIS (This);\r | |
93 | \r | |
94 | if (Info == NULL || SizeOfInfo == NULL || (UINTN) ModeNumber >= This->Mode->MaxMode) {\r | |
95 | return EFI_INVALID_PARAMETER;\r | |
96 | }\r | |
97 | \r | |
98 | *Info = AllocatePool (sizeof (EFI_GRAPHICS_OUTPUT_MODE_INFORMATION));\r | |
99 | if (*Info == NULL) {\r | |
100 | return EFI_OUT_OF_RESOURCES;\r | |
101 | }\r | |
102 | \r | |
103 | *SizeOfInfo = sizeof (EFI_GRAPHICS_OUTPUT_MODE_INFORMATION);\r | |
104 | \r | |
105 | ModeData = &Private->ModeData[ModeNumber];\r | |
106 | (*Info)->Version = 0;\r | |
107 | (*Info)->HorizontalResolution = ModeData->HorizontalResolution;\r | |
108 | (*Info)->VerticalResolution = ModeData->VerticalResolution;\r | |
109 | (*Info)->PixelFormat = PixelBitMask;\r | |
110 | (*Info)->PixelsPerScanLine = (*Info)->HorizontalResolution;\r | |
111 | BhyveGopCompleteModeInfo(ModeData, *Info);\r | |
112 | return EFI_SUCCESS;\r | |
113 | }\r | |
114 | \r | |
115 | \r | |
116 | \r | |
117 | /**\r | |
118 | Set the video device into the specified mode and clears the visible portions of\r | |
119 | the output display to black.\r | |
120 | \r | |
121 | @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance.\r | |
122 | @param ModeNumber Abstraction that defines the current video mode.\r | |
123 | \r | |
124 | @retval EFI_SUCCESS The graphics mode specified by ModeNumber was selected.\r | |
125 | @retval EFI_DEVICE_ERROR The device had an error and could not complete the request.\r | |
126 | @retval EFI_UNSUPPORTED ModeNumber is not supported by this device.\r | |
127 | \r | |
128 | **/\r | |
129 | \r | |
130 | FRAME_BUFFER_CONFIGURE *fbconf;\r | |
131 | \r | |
132 | EFI_STATUS\r | |
133 | EFIAPI\r | |
134 | EmuGopSetMode (\r | |
135 | IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,\r | |
136 | IN UINT32 ModeNumber\r | |
137 | )\r | |
138 | {\r | |
139 | GOP_PRIVATE_DATA *Private;\r | |
140 | GOP_MODE_DATA *ModeData;\r | |
141 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL Fill;\r | |
142 | EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info;\r | |
143 | \r | |
144 | UINTN confsize = 0;\r | |
145 | fbconf = NULL;\r | |
146 | \r | |
147 | Private = GOP_PRIVATE_DATA_FROM_THIS (This);\r | |
148 | \r | |
149 | if (ModeNumber >= This->Mode->MaxMode) {\r | |
150 | // Tell bhyve that we are switching out of vesa\r | |
151 | BhyveSetGraphicsMode(Private, 0, 0, 0);\r | |
152 | return EFI_UNSUPPORTED;\r | |
153 | }\r | |
154 | \r | |
155 | DEBUG ((DEBUG_INFO, "BHYVE GopSetMode %d\n", ModeNumber));\r | |
156 | \r | |
157 | ModeData = &Private->ModeData[ModeNumber];\r | |
158 | This->Mode->Mode = ModeNumber;\r | |
159 | Private->GraphicsOutput.Mode->Info->HorizontalResolution = ModeData->HorizontalResolution;\r | |
160 | Private->GraphicsOutput.Mode->Info->VerticalResolution = ModeData->VerticalResolution;\r | |
161 | Private->GraphicsOutput.Mode->Info->PixelsPerScanLine = ModeData->HorizontalResolution;\r | |
162 | \r | |
163 | Info = This->Mode->Info;\r | |
164 | BhyveGopCompleteModeInfo(ModeData, Info);\r | |
165 | \r | |
166 | This->Mode->Info->HorizontalResolution = ModeData->HorizontalResolution;\r | |
167 | This->Mode->Info->VerticalResolution = ModeData->VerticalResolution;\r | |
168 | This->Mode->SizeOfInfo = sizeof(EFI_GRAPHICS_OUTPUT_MODE_INFORMATION);\r | |
169 | This->Mode->FrameBufferBase = Private->GraphicsOutput.Mode->FrameBufferBase;\r | |
170 | \r | |
171 | /*\r | |
172 | This->Mode->FrameBufferSize = Info->HorizontalResolution * Info->VerticalResolution\r | |
173 | * ((ModeData->ColorDepth + 7) / 8);\r | |
174 | */\r | |
175 | This->Mode->FrameBufferSize = Private->FbSize;\r | |
176 | DEBUG ((DEBUG_INFO, "BHYVE GOP FrameBufferBase: 0x%x, FrameBufferSize: 0x%x\n", This->Mode->FrameBufferBase, This->Mode->FrameBufferSize));\r | |
177 | \r | |
178 | BhyveSetGraphicsMode(Private, (UINT16)ModeData->HorizontalResolution, (UINT16)ModeData->VerticalResolution, (UINT16)ModeData->ColorDepth);\r | |
179 | \r | |
180 | RETURN_STATUS ret = FrameBufferBltConfigure (\r | |
181 | (VOID*)(UINTN) This->Mode->FrameBufferBase,\r | |
182 | This->Mode->Info, fbconf, &confsize\r | |
183 | );\r | |
184 | if (ret == EFI_BUFFER_TOO_SMALL || ret == EFI_INVALID_PARAMETER) {\r | |
185 | fbconf = AllocatePool(confsize);\r | |
186 | ret = FrameBufferBltConfigure(\r | |
187 | (VOID*)(UINTN)This->Mode->FrameBufferBase,\r | |
188 | This->Mode->Info, fbconf, &confsize);\r | |
189 | ASSERT(ret == EFI_SUCCESS);\r | |
190 | }\r | |
191 | \r | |
192 | Fill.Red = 0;\r | |
193 | Fill.Green = 0;\r | |
194 | Fill.Blue = 0;\r | |
195 | This->Blt (\r | |
196 | This,\r | |
197 | &Fill,\r | |
198 | EfiBltVideoFill,\r | |
199 | 0,\r | |
200 | 0,\r | |
201 | 0,\r | |
202 | 0,\r | |
203 | ModeData->HorizontalResolution,\r | |
204 | ModeData->VerticalResolution,\r | |
205 | ModeData->HorizontalResolution * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r | |
206 | );\r | |
207 | return EFI_SUCCESS;\r | |
208 | }\r | |
209 | \r | |
210 | \r | |
211 | \r | |
212 | /**\r | |
213 | Blt a rectangle of pixels on the graphics screen. Blt stands for BLock Transfer.\r | |
214 | \r | |
215 | @param This Protocol instance pointer.\r | |
216 | @param BltBuffer Buffer containing data to blit into video buffer. This\r | |
217 | buffer has a size of Width*Height*sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r | |
218 | @param BltOperation Operation to perform on BlitBuffer and video memory\r | |
219 | @param SourceX X coordinate of source for the BltBuffer.\r | |
220 | @param SourceY Y coordinate of source for the BltBuffer.\r | |
221 | @param DestinationX X coordinate of destination for the BltBuffer.\r | |
222 | @param DestinationY Y coordinate of destination for the BltBuffer.\r | |
223 | @param Width Width of rectangle in BltBuffer in pixels.\r | |
224 | @param Height Hight of rectangle in BltBuffer in pixels.\r | |
225 | @param Delta OPTIONAL\r | |
226 | \r | |
227 | @retval EFI_SUCCESS The Blt operation completed.\r | |
228 | @retval EFI_INVALID_PARAMETER BltOperation is not valid.\r | |
60835c96 | 229 | @retval EFI_DEVICE_ERROR A hardware error occurred writting to the video buffer.\r |
656419f9 RC |
230 | \r |
231 | **/\r | |
232 | EFI_STATUS\r | |
233 | EFIAPI\r | |
234 | EmuGopBlt (\r | |
235 | IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,\r | |
79d49e16 | 236 | IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer OPTIONAL,\r |
656419f9 RC |
237 | IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation,\r |
238 | IN UINTN SourceX,\r | |
239 | IN UINTN SourceY,\r | |
240 | IN UINTN DestinationX,\r | |
241 | IN UINTN DestinationY,\r | |
242 | IN UINTN Width,\r | |
243 | IN UINTN Height,\r | |
244 | IN UINTN Delta OPTIONAL\r | |
245 | )\r | |
246 | {\r | |
247 | EFI_TPL OriginalTPL;\r | |
248 | EFI_STATUS Status;\r | |
249 | \r | |
250 | if ((UINT32)BltOperation >= EfiGraphicsOutputBltOperationMax) {\r | |
251 | return EFI_INVALID_PARAMETER;\r | |
252 | }\r | |
253 | \r | |
254 | if (Width == 0 || Height == 0) {\r | |
255 | return EFI_INVALID_PARAMETER;\r | |
256 | }\r | |
257 | \r | |
258 | //\r | |
259 | // We have to raise to TPL Notify, so we make an atomic write the frame buffer.\r | |
260 | // We would not want a timer based event (Cursor, ...) to come in while we are\r | |
261 | // doing this operation.\r | |
262 | //\r | |
263 | OriginalTPL = gBS->RaiseTPL (TPL_NOTIFY);\r | |
264 | \r | |
265 | switch (BltOperation) {\r | |
266 | case EfiBltVideoToBltBuffer:\r | |
267 | case EfiBltBufferToVideo:\r | |
268 | case EfiBltVideoFill:\r | |
269 | case EfiBltVideoToVideo:\r | |
270 | Status = FrameBufferBlt (\r | |
271 | fbconf,\r | |
272 | BltBuffer,\r | |
273 | BltOperation,\r | |
274 | SourceX,\r | |
275 | SourceY,\r | |
276 | DestinationX,\r | |
277 | DestinationY,\r | |
278 | Width,\r | |
279 | Height,\r | |
280 | Delta\r | |
281 | );\r | |
282 | break;\r | |
283 | \r | |
284 | default:\r | |
285 | Status = EFI_INVALID_PARAMETER;\r | |
286 | ASSERT (FALSE);\r | |
287 | }\r | |
288 | \r | |
289 | gBS->RestoreTPL (OriginalTPL);\r | |
290 | \r | |
291 | return Status;\r | |
292 | }\r | |
293 | \r | |
294 | \r | |
295 | //\r | |
296 | // Construction and Destruction functions\r | |
297 | //\r | |
298 | \r | |
299 | EFI_STATUS\r | |
300 | EmuGopConstructor (\r | |
301 | GOP_PRIVATE_DATA *Private\r | |
302 | )\r | |
303 | {\r | |
304 | // Set mode 0 to be the requested resolution\r | |
305 | mGopModeData[0].HorizontalResolution = PcdGet32 ( PcdVideoHorizontalResolution);\r | |
306 | mGopModeData[0].VerticalResolution = PcdGet32 ( PcdVideoVerticalResolution );\r | |
307 | \r | |
308 | Private->ModeData = mGopModeData;\r | |
309 | \r | |
310 | Private->GraphicsOutput.QueryMode = EmuGopQuerytMode;\r | |
311 | Private->GraphicsOutput.SetMode = EmuGopSetMode;\r | |
312 | Private->GraphicsOutput.Blt = EmuGopBlt;\r | |
313 | \r | |
314 | //\r | |
315 | // Allocate buffer for Graphics Output Protocol mode information\r | |
316 | //\r | |
317 | Private->GraphicsOutput.Mode = AllocatePool (sizeof (EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE));\r | |
318 | if (Private->GraphicsOutput.Mode == NULL) {\r | |
319 | return EFI_OUT_OF_RESOURCES;\r | |
320 | }\r | |
321 | Private->GraphicsOutput.Mode->Info = AllocatePool (sizeof (EFI_GRAPHICS_OUTPUT_MODE_INFORMATION));\r | |
322 | if (Private->GraphicsOutput.Mode->Info == NULL) {\r | |
323 | return EFI_OUT_OF_RESOURCES;\r | |
324 | }\r | |
325 | \r | |
326 | \r | |
327 | DEBUG ((DEBUG_INFO, "BHYVE Gop Constructor\n"));\r | |
328 | \r | |
329 | Private->GraphicsOutput.Mode->MaxMode = sizeof(mGopModeData) / sizeof(GOP_MODE_DATA);\r | |
330 | //\r | |
331 | // Till now, we have no idea about the window size.\r | |
332 | //\r | |
333 | Private->GraphicsOutput.Mode->Mode = GRAPHICS_OUTPUT_INVALID_MODE_NUMBER;\r | |
334 | Private->GraphicsOutput.Mode->Info->Version = 0;\r | |
335 | Private->GraphicsOutput.Mode->Info->HorizontalResolution = 0;\r | |
336 | Private->GraphicsOutput.Mode->Info->VerticalResolution = 0;\r | |
337 | Private->GraphicsOutput.Mode->Info->PixelFormat = PixelBitMask;\r | |
338 | Private->GraphicsOutput.Mode->SizeOfInfo = sizeof (EFI_GRAPHICS_OUTPUT_MODE_INFORMATION);\r | |
339 | Private->GraphicsOutput.Mode->FrameBufferBase = (EFI_PHYSICAL_ADDRESS) Private->FbAddr;\r | |
340 | Private->GraphicsOutput.Mode->FrameBufferSize = Private->FbSize;\r | |
341 | \r | |
342 | return EFI_SUCCESS;\r | |
343 | }\r | |
344 | \r | |
345 | \r | |
346 | \r | |
347 | EFI_STATUS\r | |
348 | EmuGopDestructor (\r | |
349 | GOP_PRIVATE_DATA *Private\r | |
350 | )\r | |
351 | {\r | |
352 | //\r | |
353 | // Free graphics output protocol occupied resource\r | |
354 | //\r | |
355 | if (Private->GraphicsOutput.Mode != NULL) {\r | |
356 | if (Private->GraphicsOutput.Mode->Info != NULL) {\r | |
357 | FreePool (Private->GraphicsOutput.Mode->Info);\r | |
358 | }\r | |
359 | FreePool (Private->GraphicsOutput.Mode);\r | |
360 | Private->GraphicsOutput.Mode = NULL;\r | |
361 | }\r | |
362 | \r | |
363 | return EFI_SUCCESS;\r | |
364 | }\r | |
365 | \r | |
366 | \r | |
367 | VOID\r | |
368 | EFIAPI\r | |
369 | ShutdownGopEvent (\r | |
370 | IN EFI_EVENT Event,\r | |
371 | IN VOID *Context\r | |
372 | )\r | |
373 | /*++\r | |
374 | \r | |
375 | Routine Description:\r | |
376 | \r | |
377 | This is the UGA screen's callback notification function for exit-boot-services.\r | |
378 | All we do here is call EmuGopDestructor().\r | |
379 | \r | |
380 | Arguments:\r | |
381 | \r | |
382 | Event - not used\r | |
383 | Context - pointer to the Private structure.\r | |
384 | \r | |
385 | Returns:\r | |
386 | \r | |
387 | None.\r | |
388 | \r | |
389 | **/\r | |
390 | {\r | |
391 | EmuGopDestructor (Context);\r | |
392 | }\r |