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1 | /** @file\r | |
2 | This driver is a sample implementation of the Graphics Output Protocol for\r | |
3 | the QEMU (Cirrus Logic 5446) video controller.\r | |
4 | \r | |
5 | Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>\r | |
6 | \r | |
7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
8 | \r | |
9 | **/\r | |
10 | \r | |
11 | #include "Qemu.h"\r | |
12 | #include <IndustryStandard/Acpi.h>\r | |
13 | \r | |
14 | EFI_DRIVER_BINDING_PROTOCOL gQemuVideoDriverBinding = {\r | |
15 | QemuVideoControllerDriverSupported,\r | |
16 | QemuVideoControllerDriverStart,\r | |
17 | QemuVideoControllerDriverStop,\r | |
18 | 0x10,\r | |
19 | NULL,\r | |
20 | NULL\r | |
21 | };\r | |
22 | \r | |
23 | QEMU_VIDEO_CARD gQemuVideoCardList[] = {\r | |
24 | {\r | |
25 | PCI_CLASS_DISPLAY_VGA,\r | |
26 | CIRRUS_LOGIC_VENDOR_ID,\r | |
27 | CIRRUS_LOGIC_5430_DEVICE_ID,\r | |
28 | QEMU_VIDEO_CIRRUS_5430,\r | |
29 | L"Cirrus 5430"\r | |
30 | },{\r | |
31 | PCI_CLASS_DISPLAY_VGA,\r | |
32 | CIRRUS_LOGIC_VENDOR_ID,\r | |
33 | CIRRUS_LOGIC_5430_ALTERNATE_DEVICE_ID,\r | |
34 | QEMU_VIDEO_CIRRUS_5430,\r | |
35 | L"Cirrus 5430"\r | |
36 | },{\r | |
37 | PCI_CLASS_DISPLAY_VGA,\r | |
38 | CIRRUS_LOGIC_VENDOR_ID,\r | |
39 | CIRRUS_LOGIC_5446_DEVICE_ID,\r | |
40 | QEMU_VIDEO_CIRRUS_5446,\r | |
41 | L"Cirrus 5446"\r | |
42 | },{\r | |
43 | PCI_CLASS_DISPLAY_VGA,\r | |
44 | 0x1234,\r | |
45 | 0x1111,\r | |
46 | QEMU_VIDEO_BOCHS_MMIO,\r | |
47 | L"QEMU Standard VGA"\r | |
48 | },{\r | |
49 | PCI_CLASS_DISPLAY_OTHER,\r | |
50 | 0x1234,\r | |
51 | 0x1111,\r | |
52 | QEMU_VIDEO_BOCHS_MMIO,\r | |
53 | L"QEMU Standard VGA (secondary)"\r | |
54 | },{\r | |
55 | PCI_CLASS_DISPLAY_VGA,\r | |
56 | 0x1b36,\r | |
57 | 0x0100,\r | |
58 | QEMU_VIDEO_BOCHS,\r | |
59 | L"QEMU QXL VGA"\r | |
60 | },{\r | |
61 | PCI_CLASS_DISPLAY_VGA,\r | |
62 | 0x1af4,\r | |
63 | 0x1050,\r | |
64 | QEMU_VIDEO_BOCHS_MMIO,\r | |
65 | L"QEMU VirtIO VGA"\r | |
66 | },{\r | |
67 | PCI_CLASS_DISPLAY_VGA,\r | |
68 | 0x15ad,\r | |
69 | 0x0405,\r | |
70 | QEMU_VIDEO_VMWARE_SVGA,\r | |
71 | L"QEMU VMWare SVGA"\r | |
72 | },{\r | |
73 | 0 /* end of list */\r | |
74 | }\r | |
75 | };\r | |
76 | \r | |
77 | static QEMU_VIDEO_CARD *\r | |
78 | QemuVideoDetect (\r | |
79 | IN UINT8 SubClass,\r | |
80 | IN UINT16 VendorId,\r | |
81 | IN UINT16 DeviceId\r | |
82 | )\r | |
83 | {\r | |
84 | UINTN Index = 0;\r | |
85 | \r | |
86 | while (gQemuVideoCardList[Index].VendorId != 0) {\r | |
87 | if ((gQemuVideoCardList[Index].SubClass == SubClass) &&\r | |
88 | (gQemuVideoCardList[Index].VendorId == VendorId) &&\r | |
89 | (gQemuVideoCardList[Index].DeviceId == DeviceId))\r | |
90 | {\r | |
91 | return gQemuVideoCardList + Index;\r | |
92 | }\r | |
93 | \r | |
94 | Index++;\r | |
95 | }\r | |
96 | \r | |
97 | return NULL;\r | |
98 | }\r | |
99 | \r | |
100 | /**\r | |
101 | Check if this device is supported.\r | |
102 | \r | |
103 | @param This The driver binding protocol.\r | |
104 | @param Controller The controller handle to check.\r | |
105 | @param RemainingDevicePath The remaining device path.\r | |
106 | \r | |
107 | @retval EFI_SUCCESS The bus supports this controller.\r | |
108 | @retval EFI_UNSUPPORTED This device isn't supported.\r | |
109 | \r | |
110 | **/\r | |
111 | EFI_STATUS\r | |
112 | EFIAPI\r | |
113 | QemuVideoControllerDriverSupported (\r | |
114 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
115 | IN EFI_HANDLE Controller,\r | |
116 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
117 | )\r | |
118 | {\r | |
119 | EFI_STATUS Status;\r | |
120 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
121 | PCI_TYPE00 Pci;\r | |
122 | QEMU_VIDEO_CARD *Card;\r | |
123 | \r | |
124 | //\r | |
125 | // Open the PCI I/O Protocol\r | |
126 | //\r | |
127 | Status = gBS->OpenProtocol (\r | |
128 | Controller,\r | |
129 | &gEfiPciIoProtocolGuid,\r | |
130 | (VOID **)&PciIo,\r | |
131 | This->DriverBindingHandle,\r | |
132 | Controller,\r | |
133 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
134 | );\r | |
135 | if (EFI_ERROR (Status)) {\r | |
136 | return Status;\r | |
137 | }\r | |
138 | \r | |
139 | //\r | |
140 | // Read the PCI Configuration Header from the PCI Device\r | |
141 | //\r | |
142 | Status = PciIo->Pci.Read (\r | |
143 | PciIo,\r | |
144 | EfiPciIoWidthUint32,\r | |
145 | 0,\r | |
146 | sizeof (Pci) / sizeof (UINT32),\r | |
147 | &Pci\r | |
148 | );\r | |
149 | if (EFI_ERROR (Status)) {\r | |
150 | goto Done;\r | |
151 | }\r | |
152 | \r | |
153 | Status = EFI_UNSUPPORTED;\r | |
154 | if (!IS_PCI_DISPLAY (&Pci)) {\r | |
155 | goto Done;\r | |
156 | }\r | |
157 | \r | |
158 | Card = QemuVideoDetect (Pci.Hdr.ClassCode[1], Pci.Hdr.VendorId, Pci.Hdr.DeviceId);\r | |
159 | if (Card != NULL) {\r | |
160 | DEBUG ((DEBUG_INFO, "QemuVideo: %s detected\n", Card->Name));\r | |
161 | Status = EFI_SUCCESS;\r | |
162 | }\r | |
163 | \r | |
164 | Done:\r | |
165 | //\r | |
166 | // Close the PCI I/O Protocol\r | |
167 | //\r | |
168 | gBS->CloseProtocol (\r | |
169 | Controller,\r | |
170 | &gEfiPciIoProtocolGuid,\r | |
171 | This->DriverBindingHandle,\r | |
172 | Controller\r | |
173 | );\r | |
174 | \r | |
175 | return Status;\r | |
176 | }\r | |
177 | \r | |
178 | /**\r | |
179 | Start to process the controller.\r | |
180 | \r | |
181 | @param This The USB bus driver binding instance.\r | |
182 | @param Controller The controller to check.\r | |
183 | @param RemainingDevicePath The remaining device patch.\r | |
184 | \r | |
185 | @retval EFI_SUCCESS The controller is controlled by the usb bus.\r | |
186 | @retval EFI_ALREADY_STARTED The controller is already controlled by the usb\r | |
187 | bus.\r | |
188 | @retval EFI_OUT_OF_RESOURCES Failed to allocate resources.\r | |
189 | \r | |
190 | **/\r | |
191 | EFI_STATUS\r | |
192 | EFIAPI\r | |
193 | QemuVideoControllerDriverStart (\r | |
194 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
195 | IN EFI_HANDLE Controller,\r | |
196 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
197 | )\r | |
198 | {\r | |
199 | EFI_TPL OldTpl;\r | |
200 | EFI_STATUS Status;\r | |
201 | QEMU_VIDEO_PRIVATE_DATA *Private;\r | |
202 | BOOLEAN IsQxl;\r | |
203 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
204 | ACPI_ADR_DEVICE_PATH AcpiDeviceNode;\r | |
205 | PCI_TYPE00 Pci;\r | |
206 | QEMU_VIDEO_CARD *Card;\r | |
207 | EFI_PCI_IO_PROTOCOL *ChildPciIo;\r | |
208 | UINT64 SupportedVgaIo;\r | |
209 | \r | |
210 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r | |
211 | \r | |
212 | //\r | |
213 | // Allocate Private context data for GOP interface.\r | |
214 | //\r | |
215 | Private = AllocateZeroPool (sizeof (QEMU_VIDEO_PRIVATE_DATA));\r | |
216 | if (Private == NULL) {\r | |
217 | Status = EFI_OUT_OF_RESOURCES;\r | |
218 | goto RestoreTpl;\r | |
219 | }\r | |
220 | \r | |
221 | //\r | |
222 | // Set up context record\r | |
223 | //\r | |
224 | Private->Signature = QEMU_VIDEO_PRIVATE_DATA_SIGNATURE;\r | |
225 | \r | |
226 | //\r | |
227 | // Open PCI I/O Protocol\r | |
228 | //\r | |
229 | Status = gBS->OpenProtocol (\r | |
230 | Controller,\r | |
231 | &gEfiPciIoProtocolGuid,\r | |
232 | (VOID **)&Private->PciIo,\r | |
233 | This->DriverBindingHandle,\r | |
234 | Controller,\r | |
235 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
236 | );\r | |
237 | if (EFI_ERROR (Status)) {\r | |
238 | goto FreePrivate;\r | |
239 | }\r | |
240 | \r | |
241 | //\r | |
242 | // Read the PCI Configuration Header from the PCI Device\r | |
243 | //\r | |
244 | Status = Private->PciIo->Pci.Read (\r | |
245 | Private->PciIo,\r | |
246 | EfiPciIoWidthUint32,\r | |
247 | 0,\r | |
248 | sizeof (Pci) / sizeof (UINT32),\r | |
249 | &Pci\r | |
250 | );\r | |
251 | if (EFI_ERROR (Status)) {\r | |
252 | goto ClosePciIo;\r | |
253 | }\r | |
254 | \r | |
255 | //\r | |
256 | // Determine card variant.\r | |
257 | //\r | |
258 | Card = QemuVideoDetect (Pci.Hdr.ClassCode[1], Pci.Hdr.VendorId, Pci.Hdr.DeviceId);\r | |
259 | if (Card == NULL) {\r | |
260 | Status = EFI_DEVICE_ERROR;\r | |
261 | goto ClosePciIo;\r | |
262 | }\r | |
263 | \r | |
264 | Private->Variant = Card->Variant;\r | |
265 | \r | |
266 | //\r | |
267 | // IsQxl is based on the detected Card->Variant, which at a later point might\r | |
268 | // not match Private->Variant.\r | |
269 | //\r | |
270 | IsQxl = (BOOLEAN)(Card->Variant == QEMU_VIDEO_BOCHS);\r | |
271 | \r | |
272 | //\r | |
273 | // Save original PCI attributes\r | |
274 | //\r | |
275 | Status = Private->PciIo->Attributes (\r | |
276 | Private->PciIo,\r | |
277 | EfiPciIoAttributeOperationGet,\r | |
278 | 0,\r | |
279 | &Private->OriginalPciAttributes\r | |
280 | );\r | |
281 | \r | |
282 | if (EFI_ERROR (Status)) {\r | |
283 | goto ClosePciIo;\r | |
284 | }\r | |
285 | \r | |
286 | //\r | |
287 | // Get supported PCI attributes\r | |
288 | //\r | |
289 | Status = Private->PciIo->Attributes (\r | |
290 | Private->PciIo,\r | |
291 | EfiPciIoAttributeOperationSupported,\r | |
292 | 0,\r | |
293 | &SupportedVgaIo\r | |
294 | );\r | |
295 | if (EFI_ERROR (Status)) {\r | |
296 | goto ClosePciIo;\r | |
297 | }\r | |
298 | \r | |
299 | SupportedVgaIo &= (UINT64)(EFI_PCI_IO_ATTRIBUTE_VGA_IO | EFI_PCI_IO_ATTRIBUTE_VGA_IO_16);\r | |
300 | if ((SupportedVgaIo == 0) && IS_PCI_VGA (&Pci)) {\r | |
301 | Status = EFI_UNSUPPORTED;\r | |
302 | goto ClosePciIo;\r | |
303 | }\r | |
304 | \r | |
305 | //\r | |
306 | // Set new PCI attributes\r | |
307 | //\r | |
308 | Status = Private->PciIo->Attributes (\r | |
309 | Private->PciIo,\r | |
310 | EfiPciIoAttributeOperationEnable,\r | |
311 | EFI_PCI_DEVICE_ENABLE | EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY | SupportedVgaIo,\r | |
312 | NULL\r | |
313 | );\r | |
314 | if (EFI_ERROR (Status)) {\r | |
315 | goto ClosePciIo;\r | |
316 | }\r | |
317 | \r | |
318 | //\r | |
319 | // Check whenever the qemu stdvga mmio bar is present (qemu 1.3+).\r | |
320 | //\r | |
321 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
322 | EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *MmioDesc;\r | |
323 | \r | |
324 | Status = Private->PciIo->GetBarAttributes (\r | |
325 | Private->PciIo,\r | |
326 | PCI_BAR_IDX2,\r | |
327 | NULL,\r | |
328 | (VOID **)&MmioDesc\r | |
329 | );\r | |
330 | if (EFI_ERROR (Status) ||\r | |
331 | (MmioDesc->ResType != ACPI_ADDRESS_SPACE_TYPE_MEM))\r | |
332 | {\r | |
333 | DEBUG ((DEBUG_INFO, "QemuVideo: No mmio bar, fallback to port io\n"));\r | |
334 | Private->Variant = QEMU_VIDEO_BOCHS;\r | |
335 | } else {\r | |
336 | DEBUG ((\r | |
337 | DEBUG_INFO,\r | |
338 | "QemuVideo: Using mmio bar @ 0x%lx\n",\r | |
339 | MmioDesc->AddrRangeMin\r | |
340 | ));\r | |
341 | }\r | |
342 | \r | |
343 | if (!EFI_ERROR (Status)) {\r | |
344 | FreePool (MmioDesc);\r | |
345 | }\r | |
346 | }\r | |
347 | \r | |
348 | //\r | |
349 | // VMWare SVGA is handled like Bochs (with port IO only).\r | |
350 | //\r | |
351 | if (Private->Variant == QEMU_VIDEO_VMWARE_SVGA) {\r | |
352 | Private->Variant = QEMU_VIDEO_BOCHS;\r | |
353 | Private->FrameBufferVramBarIndex = PCI_BAR_IDX1;\r | |
354 | }\r | |
355 | \r | |
356 | //\r | |
357 | // Check if accessing the bochs interface works.\r | |
358 | //\r | |
359 | if ((Private->Variant == QEMU_VIDEO_BOCHS_MMIO) ||\r | |
360 | (Private->Variant == QEMU_VIDEO_BOCHS))\r | |
361 | {\r | |
362 | UINT16 BochsId;\r | |
363 | BochsId = BochsRead (Private, VBE_DISPI_INDEX_ID);\r | |
364 | if ((BochsId & 0xFFF0) != VBE_DISPI_ID0) {\r | |
365 | DEBUG ((DEBUG_INFO, "QemuVideo: BochsID mismatch (got 0x%x)\n", BochsId));\r | |
366 | Status = EFI_DEVICE_ERROR;\r | |
367 | goto RestoreAttributes;\r | |
368 | }\r | |
369 | }\r | |
370 | \r | |
371 | //\r | |
372 | // Get ParentDevicePath\r | |
373 | //\r | |
374 | Status = gBS->HandleProtocol (\r | |
375 | Controller,\r | |
376 | &gEfiDevicePathProtocolGuid,\r | |
377 | (VOID **)&ParentDevicePath\r | |
378 | );\r | |
379 | if (EFI_ERROR (Status)) {\r | |
380 | goto RestoreAttributes;\r | |
381 | }\r | |
382 | \r | |
383 | //\r | |
384 | // Set Gop Device Path\r | |
385 | //\r | |
386 | ZeroMem (&AcpiDeviceNode, sizeof (ACPI_ADR_DEVICE_PATH));\r | |
387 | AcpiDeviceNode.Header.Type = ACPI_DEVICE_PATH;\r | |
388 | AcpiDeviceNode.Header.SubType = ACPI_ADR_DP;\r | |
389 | AcpiDeviceNode.ADR = ACPI_DISPLAY_ADR (1, 0, 0, 1, 0, ACPI_ADR_DISPLAY_TYPE_VGA, 0, 0);\r | |
390 | SetDevicePathNodeLength (&AcpiDeviceNode.Header, sizeof (ACPI_ADR_DEVICE_PATH));\r | |
391 | \r | |
392 | Private->GopDevicePath = AppendDevicePathNode (\r | |
393 | ParentDevicePath,\r | |
394 | (EFI_DEVICE_PATH_PROTOCOL *)&AcpiDeviceNode\r | |
395 | );\r | |
396 | if (Private->GopDevicePath == NULL) {\r | |
397 | Status = EFI_OUT_OF_RESOURCES;\r | |
398 | goto RestoreAttributes;\r | |
399 | }\r | |
400 | \r | |
401 | //\r | |
402 | // Create new child handle and install the device path protocol on it.\r | |
403 | //\r | |
404 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
405 | &Private->Handle,\r | |
406 | &gEfiDevicePathProtocolGuid,\r | |
407 | Private->GopDevicePath,\r | |
408 | NULL\r | |
409 | );\r | |
410 | if (EFI_ERROR (Status)) {\r | |
411 | goto FreeGopDevicePath;\r | |
412 | }\r | |
413 | \r | |
414 | //\r | |
415 | // Construct video mode buffer\r | |
416 | //\r | |
417 | switch (Private->Variant) {\r | |
418 | case QEMU_VIDEO_CIRRUS_5430:\r | |
419 | case QEMU_VIDEO_CIRRUS_5446:\r | |
420 | Status = QemuVideoCirrusModeSetup (Private);\r | |
421 | break;\r | |
422 | case QEMU_VIDEO_BOCHS_MMIO:\r | |
423 | case QEMU_VIDEO_BOCHS:\r | |
424 | Status = QemuVideoBochsModeSetup (Private, IsQxl);\r | |
425 | break;\r | |
426 | default:\r | |
427 | ASSERT (FALSE);\r | |
428 | Status = EFI_DEVICE_ERROR;\r | |
429 | break;\r | |
430 | }\r | |
431 | \r | |
432 | if (EFI_ERROR (Status)) {\r | |
433 | goto UninstallGopDevicePath;\r | |
434 | }\r | |
435 | \r | |
436 | //\r | |
437 | // Start the GOP software stack.\r | |
438 | //\r | |
439 | Status = QemuVideoGraphicsOutputConstructor (Private);\r | |
440 | if (EFI_ERROR (Status)) {\r | |
441 | goto FreeModeData;\r | |
442 | }\r | |
443 | \r | |
444 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
445 | &Private->Handle,\r | |
446 | &gEfiGraphicsOutputProtocolGuid,\r | |
447 | &Private->GraphicsOutput,\r | |
448 | NULL\r | |
449 | );\r | |
450 | if (EFI_ERROR (Status)) {\r | |
451 | goto DestructQemuVideoGraphics;\r | |
452 | }\r | |
453 | \r | |
454 | //\r | |
455 | // Reference parent handle from child handle.\r | |
456 | //\r | |
457 | Status = gBS->OpenProtocol (\r | |
458 | Controller,\r | |
459 | &gEfiPciIoProtocolGuid,\r | |
460 | (VOID **)&ChildPciIo,\r | |
461 | This->DriverBindingHandle,\r | |
462 | Private->Handle,\r | |
463 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
464 | );\r | |
465 | if (EFI_ERROR (Status)) {\r | |
466 | goto UninstallGop;\r | |
467 | }\r | |
468 | \r | |
469 | #if defined MDE_CPU_IA32 || defined MDE_CPU_X64\r | |
470 | if ((Private->Variant == QEMU_VIDEO_BOCHS_MMIO) ||\r | |
471 | (Private->Variant == QEMU_VIDEO_BOCHS))\r | |
472 | {\r | |
473 | InstallVbeShim (Card->Name, Private->GraphicsOutput.Mode->FrameBufferBase);\r | |
474 | }\r | |
475 | \r | |
476 | #endif\r | |
477 | \r | |
478 | gBS->RestoreTPL (OldTpl);\r | |
479 | return EFI_SUCCESS;\r | |
480 | \r | |
481 | UninstallGop:\r | |
482 | gBS->UninstallProtocolInterface (\r | |
483 | Private->Handle,\r | |
484 | &gEfiGraphicsOutputProtocolGuid,\r | |
485 | &Private->GraphicsOutput\r | |
486 | );\r | |
487 | \r | |
488 | DestructQemuVideoGraphics:\r | |
489 | QemuVideoGraphicsOutputDestructor (Private);\r | |
490 | \r | |
491 | FreeModeData:\r | |
492 | FreePool (Private->ModeData);\r | |
493 | \r | |
494 | UninstallGopDevicePath:\r | |
495 | gBS->UninstallProtocolInterface (\r | |
496 | Private->Handle,\r | |
497 | &gEfiDevicePathProtocolGuid,\r | |
498 | Private->GopDevicePath\r | |
499 | );\r | |
500 | \r | |
501 | FreeGopDevicePath:\r | |
502 | FreePool (Private->GopDevicePath);\r | |
503 | \r | |
504 | RestoreAttributes:\r | |
505 | Private->PciIo->Attributes (\r | |
506 | Private->PciIo,\r | |
507 | EfiPciIoAttributeOperationSet,\r | |
508 | Private->OriginalPciAttributes,\r | |
509 | NULL\r | |
510 | );\r | |
511 | \r | |
512 | ClosePciIo:\r | |
513 | gBS->CloseProtocol (\r | |
514 | Controller,\r | |
515 | &gEfiPciIoProtocolGuid,\r | |
516 | This->DriverBindingHandle,\r | |
517 | Controller\r | |
518 | );\r | |
519 | \r | |
520 | FreePrivate:\r | |
521 | FreePool (Private);\r | |
522 | \r | |
523 | RestoreTpl:\r | |
524 | gBS->RestoreTPL (OldTpl);\r | |
525 | \r | |
526 | return Status;\r | |
527 | }\r | |
528 | \r | |
529 | /**\r | |
530 | Stop this device\r | |
531 | \r | |
532 | @param This The USB bus driver binding protocol.\r | |
533 | @param Controller The controller to release.\r | |
534 | @param NumberOfChildren The number of children of this device that\r | |
535 | opened the controller BY_CHILD.\r | |
536 | @param ChildHandleBuffer The array of child handle.\r | |
537 | \r | |
538 | @retval EFI_SUCCESS The controller or children are stopped.\r | |
539 | @retval EFI_DEVICE_ERROR Failed to stop the driver.\r | |
540 | \r | |
541 | **/\r | |
542 | EFI_STATUS\r | |
543 | EFIAPI\r | |
544 | QemuVideoControllerDriverStop (\r | |
545 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
546 | IN EFI_HANDLE Controller,\r | |
547 | IN UINTN NumberOfChildren,\r | |
548 | IN EFI_HANDLE *ChildHandleBuffer\r | |
549 | )\r | |
550 | {\r | |
551 | EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r | |
552 | \r | |
553 | EFI_STATUS Status;\r | |
554 | QEMU_VIDEO_PRIVATE_DATA *Private;\r | |
555 | \r | |
556 | if (NumberOfChildren == 0) {\r | |
557 | //\r | |
558 | // Close the PCI I/O Protocol\r | |
559 | //\r | |
560 | gBS->CloseProtocol (\r | |
561 | Controller,\r | |
562 | &gEfiPciIoProtocolGuid,\r | |
563 | This->DriverBindingHandle,\r | |
564 | Controller\r | |
565 | );\r | |
566 | return EFI_SUCCESS;\r | |
567 | }\r | |
568 | \r | |
569 | //\r | |
570 | // free all resources for whose access we need the child handle, because the\r | |
571 | // child handle is going away\r | |
572 | //\r | |
573 | ASSERT (NumberOfChildren == 1);\r | |
574 | Status = gBS->OpenProtocol (\r | |
575 | ChildHandleBuffer[0],\r | |
576 | &gEfiGraphicsOutputProtocolGuid,\r | |
577 | (VOID **)&GraphicsOutput,\r | |
578 | This->DriverBindingHandle,\r | |
579 | Controller,\r | |
580 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
581 | );\r | |
582 | if (EFI_ERROR (Status)) {\r | |
583 | return Status;\r | |
584 | }\r | |
585 | \r | |
586 | //\r | |
587 | // Get our private context information\r | |
588 | //\r | |
589 | Private = QEMU_VIDEO_PRIVATE_DATA_FROM_GRAPHICS_OUTPUT_THIS (GraphicsOutput);\r | |
590 | ASSERT (Private->Handle == ChildHandleBuffer[0]);\r | |
591 | \r | |
592 | QemuVideoGraphicsOutputDestructor (Private);\r | |
593 | //\r | |
594 | // Remove the GOP protocol interface from the system\r | |
595 | //\r | |
596 | Status = gBS->UninstallMultipleProtocolInterfaces (\r | |
597 | Private->Handle,\r | |
598 | &gEfiGraphicsOutputProtocolGuid,\r | |
599 | &Private->GraphicsOutput,\r | |
600 | NULL\r | |
601 | );\r | |
602 | \r | |
603 | if (EFI_ERROR (Status)) {\r | |
604 | return Status;\r | |
605 | }\r | |
606 | \r | |
607 | //\r | |
608 | // Restore original PCI attributes\r | |
609 | //\r | |
610 | Private->PciIo->Attributes (\r | |
611 | Private->PciIo,\r | |
612 | EfiPciIoAttributeOperationSet,\r | |
613 | Private->OriginalPciAttributes,\r | |
614 | NULL\r | |
615 | );\r | |
616 | \r | |
617 | gBS->CloseProtocol (\r | |
618 | Controller,\r | |
619 | &gEfiPciIoProtocolGuid,\r | |
620 | This->DriverBindingHandle,\r | |
621 | Private->Handle\r | |
622 | );\r | |
623 | \r | |
624 | FreePool (Private->ModeData);\r | |
625 | gBS->UninstallProtocolInterface (\r | |
626 | Private->Handle,\r | |
627 | &gEfiDevicePathProtocolGuid,\r | |
628 | Private->GopDevicePath\r | |
629 | );\r | |
630 | FreePool (Private->GopDevicePath);\r | |
631 | \r | |
632 | //\r | |
633 | // Free our instance data\r | |
634 | //\r | |
635 | gBS->FreePool (Private);\r | |
636 | \r | |
637 | return EFI_SUCCESS;\r | |
638 | }\r | |
639 | \r | |
640 | /**\r | |
641 | TODO: Add function description\r | |
642 | \r | |
643 | @param Private TODO: add argument description\r | |
644 | @param Address TODO: add argument description\r | |
645 | @param Data TODO: add argument description\r | |
646 | \r | |
647 | TODO: add return values\r | |
648 | \r | |
649 | **/\r | |
650 | VOID\r | |
651 | outb (\r | |
652 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
653 | UINTN Address,\r | |
654 | UINT8 Data\r | |
655 | )\r | |
656 | {\r | |
657 | Private->PciIo->Io.Write (\r | |
658 | Private->PciIo,\r | |
659 | EfiPciIoWidthUint8,\r | |
660 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
661 | Address,\r | |
662 | 1,\r | |
663 | &Data\r | |
664 | );\r | |
665 | }\r | |
666 | \r | |
667 | /**\r | |
668 | TODO: Add function description\r | |
669 | \r | |
670 | @param Private TODO: add argument description\r | |
671 | @param Address TODO: add argument description\r | |
672 | @param Data TODO: add argument description\r | |
673 | \r | |
674 | TODO: add return values\r | |
675 | \r | |
676 | **/\r | |
677 | VOID\r | |
678 | outw (\r | |
679 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
680 | UINTN Address,\r | |
681 | UINT16 Data\r | |
682 | )\r | |
683 | {\r | |
684 | Private->PciIo->Io.Write (\r | |
685 | Private->PciIo,\r | |
686 | EfiPciIoWidthUint16,\r | |
687 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
688 | Address,\r | |
689 | 1,\r | |
690 | &Data\r | |
691 | );\r | |
692 | }\r | |
693 | \r | |
694 | /**\r | |
695 | TODO: Add function description\r | |
696 | \r | |
697 | @param Private TODO: add argument description\r | |
698 | @param Address TODO: add argument description\r | |
699 | \r | |
700 | TODO: add return values\r | |
701 | \r | |
702 | **/\r | |
703 | UINT8\r | |
704 | inb (\r | |
705 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
706 | UINTN Address\r | |
707 | )\r | |
708 | {\r | |
709 | UINT8 Data;\r | |
710 | \r | |
711 | Private->PciIo->Io.Read (\r | |
712 | Private->PciIo,\r | |
713 | EfiPciIoWidthUint8,\r | |
714 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
715 | Address,\r | |
716 | 1,\r | |
717 | &Data\r | |
718 | );\r | |
719 | return Data;\r | |
720 | }\r | |
721 | \r | |
722 | /**\r | |
723 | TODO: Add function description\r | |
724 | \r | |
725 | @param Private TODO: add argument description\r | |
726 | @param Address TODO: add argument description\r | |
727 | \r | |
728 | TODO: add return values\r | |
729 | \r | |
730 | **/\r | |
731 | UINT16\r | |
732 | inw (\r | |
733 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
734 | UINTN Address\r | |
735 | )\r | |
736 | {\r | |
737 | UINT16 Data;\r | |
738 | \r | |
739 | Private->PciIo->Io.Read (\r | |
740 | Private->PciIo,\r | |
741 | EfiPciIoWidthUint16,\r | |
742 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
743 | Address,\r | |
744 | 1,\r | |
745 | &Data\r | |
746 | );\r | |
747 | return Data;\r | |
748 | }\r | |
749 | \r | |
750 | /**\r | |
751 | TODO: Add function description\r | |
752 | \r | |
753 | @param Private TODO: add argument description\r | |
754 | @param Index TODO: add argument description\r | |
755 | @param Red TODO: add argument description\r | |
756 | @param Green TODO: add argument description\r | |
757 | @param Blue TODO: add argument description\r | |
758 | \r | |
759 | TODO: add return values\r | |
760 | \r | |
761 | **/\r | |
762 | VOID\r | |
763 | SetPaletteColor (\r | |
764 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
765 | UINTN Index,\r | |
766 | UINT8 Red,\r | |
767 | UINT8 Green,\r | |
768 | UINT8 Blue\r | |
769 | )\r | |
770 | {\r | |
771 | VgaOutb (Private, PALETTE_INDEX_REGISTER, (UINT8)Index);\r | |
772 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8)(Red >> 2));\r | |
773 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8)(Green >> 2));\r | |
774 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8)(Blue >> 2));\r | |
775 | }\r | |
776 | \r | |
777 | /**\r | |
778 | TODO: Add function description\r | |
779 | \r | |
780 | @param Private TODO: add argument description\r | |
781 | \r | |
782 | TODO: add return values\r | |
783 | \r | |
784 | **/\r | |
785 | VOID\r | |
786 | SetDefaultPalette (\r | |
787 | QEMU_VIDEO_PRIVATE_DATA *Private\r | |
788 | )\r | |
789 | {\r | |
790 | UINTN Index;\r | |
791 | UINTN RedIndex;\r | |
792 | UINTN GreenIndex;\r | |
793 | UINTN BlueIndex;\r | |
794 | \r | |
795 | Index = 0;\r | |
796 | for (RedIndex = 0; RedIndex < 8; RedIndex++) {\r | |
797 | for (GreenIndex = 0; GreenIndex < 8; GreenIndex++) {\r | |
798 | for (BlueIndex = 0; BlueIndex < 4; BlueIndex++) {\r | |
799 | SetPaletteColor (Private, Index, (UINT8)(RedIndex << 5), (UINT8)(GreenIndex << 5), (UINT8)(BlueIndex << 6));\r | |
800 | Index++;\r | |
801 | }\r | |
802 | }\r | |
803 | }\r | |
804 | }\r | |
805 | \r | |
806 | /**\r | |
807 | TODO: Add function description\r | |
808 | \r | |
809 | @param Private TODO: add argument description\r | |
810 | \r | |
811 | TODO: add return values\r | |
812 | \r | |
813 | **/\r | |
814 | VOID\r | |
815 | ClearScreen (\r | |
816 | QEMU_VIDEO_PRIVATE_DATA *Private\r | |
817 | )\r | |
818 | {\r | |
819 | UINT32 Color;\r | |
820 | \r | |
821 | Color = 0;\r | |
822 | Private->PciIo->Mem.Write (\r | |
823 | Private->PciIo,\r | |
824 | EfiPciIoWidthFillUint32,\r | |
825 | Private->FrameBufferVramBarIndex,\r | |
826 | 0,\r | |
827 | 0x400000 >> 2,\r | |
828 | &Color\r | |
829 | );\r | |
830 | }\r | |
831 | \r | |
832 | /**\r | |
833 | TODO: Add function description\r | |
834 | \r | |
835 | @param Private TODO: add argument description\r | |
836 | \r | |
837 | TODO: add return values\r | |
838 | \r | |
839 | **/\r | |
840 | VOID\r | |
841 | DrawLogo (\r | |
842 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
843 | UINTN ScreenWidth,\r | |
844 | UINTN ScreenHeight\r | |
845 | )\r | |
846 | {\r | |
847 | }\r | |
848 | \r | |
849 | /**\r | |
850 | TODO: Add function description\r | |
851 | \r | |
852 | @param Private TODO: add argument description\r | |
853 | @param ModeData TODO: add argument description\r | |
854 | \r | |
855 | TODO: add return values\r | |
856 | \r | |
857 | **/\r | |
858 | VOID\r | |
859 | InitializeCirrusGraphicsMode (\r | |
860 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
861 | QEMU_VIDEO_CIRRUS_MODES *ModeData\r | |
862 | )\r | |
863 | {\r | |
864 | UINT8 Byte;\r | |
865 | UINTN Index;\r | |
866 | \r | |
867 | outw (Private, SEQ_ADDRESS_REGISTER, 0x1206);\r | |
868 | outw (Private, SEQ_ADDRESS_REGISTER, 0x0012);\r | |
869 | \r | |
870 | for (Index = 0; Index < 15; Index++) {\r | |
871 | outw (Private, SEQ_ADDRESS_REGISTER, ModeData->SeqSettings[Index]);\r | |
872 | }\r | |
873 | \r | |
874 | if (Private->Variant == QEMU_VIDEO_CIRRUS_5430) {\r | |
875 | outb (Private, SEQ_ADDRESS_REGISTER, 0x0f);\r | |
876 | Byte = (UINT8)((inb (Private, SEQ_DATA_REGISTER) & 0xc7) ^ 0x30);\r | |
877 | outb (Private, SEQ_DATA_REGISTER, Byte);\r | |
878 | }\r | |
879 | \r | |
880 | outb (Private, MISC_OUTPUT_REGISTER, ModeData->MiscSetting);\r | |
881 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x0506);\r | |
882 | outw (Private, SEQ_ADDRESS_REGISTER, 0x0300);\r | |
883 | outw (Private, CRTC_ADDRESS_REGISTER, 0x2011);\r | |
884 | \r | |
885 | for (Index = 0; Index < 28; Index++) {\r | |
886 | outw (Private, CRTC_ADDRESS_REGISTER, (UINT16)((ModeData->CrtcSettings[Index] << 8) | Index));\r | |
887 | }\r | |
888 | \r | |
889 | for (Index = 0; Index < 9; Index++) {\r | |
890 | outw (Private, GRAPH_ADDRESS_REGISTER, (UINT16)((GraphicsController[Index] << 8) | Index));\r | |
891 | }\r | |
892 | \r | |
893 | inb (Private, INPUT_STATUS_1_REGISTER);\r | |
894 | \r | |
895 | for (Index = 0; Index < 21; Index++) {\r | |
896 | outb (Private, ATT_ADDRESS_REGISTER, (UINT8)Index);\r | |
897 | outb (Private, ATT_ADDRESS_REGISTER, AttributeController[Index]);\r | |
898 | }\r | |
899 | \r | |
900 | outb (Private, ATT_ADDRESS_REGISTER, 0x20);\r | |
901 | \r | |
902 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x0009);\r | |
903 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x000a);\r | |
904 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x000b);\r | |
905 | outb (Private, DAC_PIXEL_MASK_REGISTER, 0xff);\r | |
906 | \r | |
907 | SetDefaultPalette (Private);\r | |
908 | ClearScreen (Private);\r | |
909 | }\r | |
910 | \r | |
911 | VOID\r | |
912 | BochsWrite (\r | |
913 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
914 | UINT16 Reg,\r | |
915 | UINT16 Data\r | |
916 | )\r | |
917 | {\r | |
918 | EFI_STATUS Status;\r | |
919 | \r | |
920 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
921 | Status = Private->PciIo->Mem.Write (\r | |
922 | Private->PciIo,\r | |
923 | EfiPciIoWidthUint16,\r | |
924 | PCI_BAR_IDX2,\r | |
925 | 0x500 + (Reg << 1),\r | |
926 | 1,\r | |
927 | &Data\r | |
928 | );\r | |
929 | ASSERT_EFI_ERROR (Status);\r | |
930 | } else {\r | |
931 | outw (Private, VBE_DISPI_IOPORT_INDEX, Reg);\r | |
932 | outw (Private, VBE_DISPI_IOPORT_DATA, Data);\r | |
933 | }\r | |
934 | }\r | |
935 | \r | |
936 | UINT16\r | |
937 | BochsRead (\r | |
938 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
939 | UINT16 Reg\r | |
940 | )\r | |
941 | {\r | |
942 | EFI_STATUS Status;\r | |
943 | UINT16 Data;\r | |
944 | \r | |
945 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
946 | Status = Private->PciIo->Mem.Read (\r | |
947 | Private->PciIo,\r | |
948 | EfiPciIoWidthUint16,\r | |
949 | PCI_BAR_IDX2,\r | |
950 | 0x500 + (Reg << 1),\r | |
951 | 1,\r | |
952 | &Data\r | |
953 | );\r | |
954 | ASSERT_EFI_ERROR (Status);\r | |
955 | } else {\r | |
956 | outw (Private, VBE_DISPI_IOPORT_INDEX, Reg);\r | |
957 | Data = inw (Private, VBE_DISPI_IOPORT_DATA);\r | |
958 | }\r | |
959 | \r | |
960 | return Data;\r | |
961 | }\r | |
962 | \r | |
963 | VOID\r | |
964 | VgaOutb (\r | |
965 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
966 | UINTN Reg,\r | |
967 | UINT8 Data\r | |
968 | )\r | |
969 | {\r | |
970 | EFI_STATUS Status;\r | |
971 | \r | |
972 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
973 | Status = Private->PciIo->Mem.Write (\r | |
974 | Private->PciIo,\r | |
975 | EfiPciIoWidthUint8,\r | |
976 | PCI_BAR_IDX2,\r | |
977 | 0x400 - 0x3c0 + Reg,\r | |
978 | 1,\r | |
979 | &Data\r | |
980 | );\r | |
981 | ASSERT_EFI_ERROR (Status);\r | |
982 | } else {\r | |
983 | outb (Private, Reg, Data);\r | |
984 | }\r | |
985 | }\r | |
986 | \r | |
987 | VOID\r | |
988 | InitializeBochsGraphicsMode (\r | |
989 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
990 | QEMU_VIDEO_MODE_DATA *ModeData\r | |
991 | )\r | |
992 | {\r | |
993 | DEBUG ((\r | |
994 | DEBUG_INFO,\r | |
995 | "InitializeBochsGraphicsMode: %dx%d @ %d\n",\r | |
996 | ModeData->HorizontalResolution,\r | |
997 | ModeData->VerticalResolution,\r | |
998 | ModeData->ColorDepth\r | |
999 | ));\r | |
1000 | \r | |
1001 | /* unblank */\r | |
1002 | VgaOutb (Private, ATT_ADDRESS_REGISTER, 0x20);\r | |
1003 | \r | |
1004 | BochsWrite (Private, VBE_DISPI_INDEX_ENABLE, 0);\r | |
1005 | BochsWrite (Private, VBE_DISPI_INDEX_BANK, 0);\r | |
1006 | BochsWrite (Private, VBE_DISPI_INDEX_X_OFFSET, 0);\r | |
1007 | BochsWrite (Private, VBE_DISPI_INDEX_Y_OFFSET, 0);\r | |
1008 | \r | |
1009 | BochsWrite (Private, VBE_DISPI_INDEX_BPP, (UINT16)ModeData->ColorDepth);\r | |
1010 | BochsWrite (Private, VBE_DISPI_INDEX_XRES, (UINT16)ModeData->HorizontalResolution);\r | |
1011 | BochsWrite (Private, VBE_DISPI_INDEX_VIRT_WIDTH, (UINT16)ModeData->HorizontalResolution);\r | |
1012 | BochsWrite (Private, VBE_DISPI_INDEX_YRES, (UINT16)ModeData->VerticalResolution);\r | |
1013 | BochsWrite (Private, VBE_DISPI_INDEX_VIRT_HEIGHT, (UINT16)ModeData->VerticalResolution);\r | |
1014 | \r | |
1015 | BochsWrite (\r | |
1016 | Private,\r | |
1017 | VBE_DISPI_INDEX_ENABLE,\r | |
1018 | VBE_DISPI_ENABLED | VBE_DISPI_LFB_ENABLED\r | |
1019 | );\r | |
1020 | \r | |
1021 | SetDefaultPalette (Private);\r | |
1022 | ClearScreen (Private);\r | |
1023 | }\r | |
1024 | \r | |
1025 | EFI_STATUS\r | |
1026 | EFIAPI\r | |
1027 | InitializeQemuVideo (\r | |
1028 | IN EFI_HANDLE ImageHandle,\r | |
1029 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1030 | )\r | |
1031 | {\r | |
1032 | EFI_STATUS Status;\r | |
1033 | \r | |
1034 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
1035 | ImageHandle,\r | |
1036 | SystemTable,\r | |
1037 | &gQemuVideoDriverBinding,\r | |
1038 | ImageHandle,\r | |
1039 | &gQemuVideoComponentName,\r | |
1040 | &gQemuVideoComponentName2\r | |
1041 | );\r | |
1042 | ASSERT_EFI_ERROR (Status);\r | |
1043 | \r | |
1044 | return Status;\r | |
1045 | }\r |