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eaf4f336 | 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 - 2010, Intel Corporation. All rights reserved.<BR>\r | |
6 | \r | |
7 | This program and the accompanying materials\r | |
8 | are licensed and made available under the terms and conditions of the BSD License\r | |
9 | which accompanies this distribution. The full text of the license may be found at\r | |
10 | http://opensource.org/licenses/bsd-license.php\r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
14 | \r | |
15 | **/\r | |
16 | \r | |
17 | #include "Qemu.h"\r | |
cdb4f5dc | 18 | #include <IndustryStandard/Acpi.h>\r |
eaf4f336 | 19 | \r |
20 | EFI_DRIVER_BINDING_PROTOCOL gQemuVideoDriverBinding = {\r | |
21 | QemuVideoControllerDriverSupported,\r | |
22 | QemuVideoControllerDriverStart,\r | |
23 | QemuVideoControllerDriverStop,\r | |
24 | 0x10,\r | |
25 | NULL,\r | |
26 | NULL\r | |
27 | };\r | |
28 | \r | |
212aac55 | 29 | QEMU_VIDEO_CARD gQemuVideoCardList[] = {\r |
30 | {\r | |
31 | CIRRUS_LOGIC_VENDOR_ID,\r | |
32 | CIRRUS_LOGIC_5430_DEVICE_ID,\r | |
33 | QEMU_VIDEO_CIRRUS_5430,\r | |
34 | L"Cirrus 5430"\r | |
35 | },{\r | |
36 | CIRRUS_LOGIC_VENDOR_ID,\r | |
37 | CIRRUS_LOGIC_5430_ALTERNATE_DEVICE_ID,\r | |
38 | QEMU_VIDEO_CIRRUS_5430,\r | |
39 | L"Cirrus 5430"\r | |
40 | },{\r | |
41 | CIRRUS_LOGIC_VENDOR_ID,\r | |
42 | CIRRUS_LOGIC_5446_DEVICE_ID,\r | |
43 | QEMU_VIDEO_CIRRUS_5446,\r | |
44 | L"Cirrus 5446"\r | |
54f9b9ac | 45 | },{\r |
46 | 0x1234,\r | |
47 | 0x1111,\r | |
cdb4f5dc | 48 | QEMU_VIDEO_BOCHS_MMIO,\r |
54f9b9ac | 49 | L"QEMU Standard VGA"\r |
50 | },{\r | |
51 | 0x1b36,\r | |
52 | 0x0100,\r | |
53 | QEMU_VIDEO_BOCHS,\r | |
54 | L"QEMU QXL VGA"\r | |
212aac55 | 55 | },{\r |
56 | 0 /* end of list */\r | |
57 | }\r | |
58 | };\r | |
59 | \r | |
60 | static QEMU_VIDEO_CARD*\r | |
61 | QemuVideoDetect(\r | |
62 | IN UINT16 VendorId,\r | |
63 | IN UINT16 DeviceId\r | |
64 | )\r | |
65 | {\r | |
66 | UINTN Index = 0;\r | |
67 | \r | |
68 | while (gQemuVideoCardList[Index].VendorId != 0) {\r | |
69 | if (gQemuVideoCardList[Index].VendorId == VendorId &&\r | |
70 | gQemuVideoCardList[Index].DeviceId == DeviceId) {\r | |
71 | return gQemuVideoCardList + Index;\r | |
72 | }\r | |
73 | Index++;\r | |
74 | }\r | |
75 | return NULL;\r | |
76 | }\r | |
77 | \r | |
eaf4f336 | 78 | /**\r |
79 | Check if this device is supported.\r | |
80 | \r | |
81 | @param This The driver binding protocol.\r | |
82 | @param Controller The controller handle to check.\r | |
83 | @param RemainingDevicePath The remaining device path.\r | |
84 | \r | |
85 | @retval EFI_SUCCESS The bus supports this controller.\r | |
86 | @retval EFI_UNSUPPORTED This device isn't supported.\r | |
87 | \r | |
88 | **/\r | |
89 | EFI_STATUS\r | |
90 | EFIAPI\r | |
91 | QemuVideoControllerDriverSupported (\r | |
92 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
93 | IN EFI_HANDLE Controller,\r | |
94 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
95 | )\r | |
96 | {\r | |
97 | EFI_STATUS Status;\r | |
98 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
99 | PCI_TYPE00 Pci;\r | |
212aac55 | 100 | QEMU_VIDEO_CARD *Card;\r |
eaf4f336 | 101 | \r |
102 | //\r | |
103 | // Open the PCI I/O Protocol\r | |
104 | //\r | |
105 | Status = gBS->OpenProtocol (\r | |
106 | Controller,\r | |
107 | &gEfiPciIoProtocolGuid,\r | |
108 | (VOID **) &PciIo,\r | |
109 | This->DriverBindingHandle,\r | |
110 | Controller,\r | |
111 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
112 | );\r | |
113 | if (EFI_ERROR (Status)) {\r | |
114 | return Status;\r | |
115 | }\r | |
116 | \r | |
117 | //\r | |
118 | // Read the PCI Configuration Header from the PCI Device\r | |
119 | //\r | |
120 | Status = PciIo->Pci.Read (\r | |
121 | PciIo,\r | |
122 | EfiPciIoWidthUint32,\r | |
123 | 0,\r | |
124 | sizeof (Pci) / sizeof (UINT32),\r | |
125 | &Pci\r | |
126 | );\r | |
127 | if (EFI_ERROR (Status)) {\r | |
128 | goto Done;\r | |
129 | }\r | |
130 | \r | |
131 | Status = EFI_UNSUPPORTED;\r | |
212aac55 | 132 | Card = QemuVideoDetect(Pci.Hdr.VendorId, Pci.Hdr.DeviceId);\r |
133 | if (Card != NULL) {\r | |
134 | DEBUG ((EFI_D_INFO, "QemuVideo: %s detected\n", Card->Name));\r | |
135 | Status = EFI_SUCCESS;\r | |
eaf4f336 | 136 | }\r |
137 | \r | |
138 | Done:\r | |
139 | //\r | |
140 | // Close the PCI I/O Protocol\r | |
141 | //\r | |
142 | gBS->CloseProtocol (\r | |
143 | Controller,\r | |
144 | &gEfiPciIoProtocolGuid,\r | |
145 | This->DriverBindingHandle,\r | |
146 | Controller\r | |
147 | );\r | |
148 | \r | |
149 | return Status;\r | |
150 | }\r | |
151 | \r | |
152 | /**\r | |
153 | Start to process the controller.\r | |
154 | \r | |
155 | @param This The USB bus driver binding instance.\r | |
156 | @param Controller The controller to check.\r | |
157 | @param RemainingDevicePath The remaining device patch.\r | |
158 | \r | |
159 | @retval EFI_SUCCESS The controller is controlled by the usb bus.\r | |
160 | @retval EFI_ALREADY_STARTED The controller is already controlled by the usb\r | |
161 | bus.\r | |
162 | @retval EFI_OUT_OF_RESOURCES Failed to allocate resources.\r | |
163 | \r | |
164 | **/\r | |
165 | EFI_STATUS\r | |
166 | EFIAPI\r | |
167 | QemuVideoControllerDriverStart (\r | |
168 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
169 | IN EFI_HANDLE Controller,\r | |
170 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
171 | )\r | |
172 | {\r | |
9c08bbe5 | 173 | EFI_TPL OldTpl;\r |
cdb4f5dc | 174 | EFI_STATUS Status;\r |
175 | QEMU_VIDEO_PRIVATE_DATA *Private;\r | |
cdb4f5dc | 176 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r |
42d0cad7 | 177 | ACPI_ADR_DEVICE_PATH AcpiDeviceNode;\r |
cdb4f5dc | 178 | PCI_TYPE00 Pci;\r |
179 | QEMU_VIDEO_CARD *Card;\r | |
4374c2e5 | 180 | EFI_PCI_IO_PROTOCOL *ChildPciIo;\r |
54f9b9ac | 181 | \r |
9c08bbe5 LE |
182 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r |
183 | \r | |
eaf4f336 | 184 | //\r |
185 | // Allocate Private context data for GOP inteface.\r | |
186 | //\r | |
187 | Private = AllocateZeroPool (sizeof (QEMU_VIDEO_PRIVATE_DATA));\r | |
188 | if (Private == NULL) {\r | |
9c08bbe5 LE |
189 | Status = EFI_OUT_OF_RESOURCES;\r |
190 | goto RestoreTpl;\r | |
eaf4f336 | 191 | }\r |
192 | \r | |
193 | //\r | |
194 | // Set up context record\r | |
195 | //\r | |
196 | Private->Signature = QEMU_VIDEO_PRIVATE_DATA_SIGNATURE;\r | |
eaf4f336 | 197 | \r |
198 | //\r | |
199 | // Open PCI I/O Protocol\r | |
200 | //\r | |
201 | Status = gBS->OpenProtocol (\r | |
202 | Controller,\r | |
203 | &gEfiPciIoProtocolGuid,\r | |
204 | (VOID **) &Private->PciIo,\r | |
205 | This->DriverBindingHandle,\r | |
206 | Controller,\r | |
207 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
208 | );\r | |
209 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 210 | goto FreePrivate;\r |
eaf4f336 | 211 | }\r |
212 | \r | |
212aac55 | 213 | //\r |
214 | // Read the PCI Configuration Header from the PCI Device\r | |
215 | //\r | |
216 | Status = Private->PciIo->Pci.Read (\r | |
217 | Private->PciIo,\r | |
218 | EfiPciIoWidthUint32,\r | |
219 | 0,\r | |
220 | sizeof (Pci) / sizeof (UINT32),\r | |
221 | &Pci\r | |
222 | );\r | |
223 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 224 | goto ClosePciIo;\r |
212aac55 | 225 | }\r |
226 | \r | |
d89186bc LE |
227 | //\r |
228 | // Determine card variant.\r | |
229 | //\r | |
212aac55 | 230 | Card = QemuVideoDetect(Pci.Hdr.VendorId, Pci.Hdr.DeviceId);\r |
231 | if (Card == NULL) {\r | |
232 | Status = EFI_DEVICE_ERROR;\r | |
d89186bc | 233 | goto ClosePciIo;\r |
212aac55 | 234 | }\r |
235 | Private->Variant = Card->Variant;\r | |
236 | \r | |
eaf4f336 | 237 | //\r |
238 | // Save original PCI attributes\r | |
239 | //\r | |
240 | Status = Private->PciIo->Attributes (\r | |
241 | Private->PciIo,\r | |
242 | EfiPciIoAttributeOperationGet,\r | |
243 | 0,\r | |
244 | &Private->OriginalPciAttributes\r | |
245 | );\r | |
246 | \r | |
247 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 248 | goto ClosePciIo;\r |
eaf4f336 | 249 | }\r |
eaf4f336 | 250 | \r |
d89186bc LE |
251 | //\r |
252 | // Set new PCI attributes\r | |
253 | //\r | |
eaf4f336 | 254 | Status = Private->PciIo->Attributes (\r |
255 | Private->PciIo,\r | |
256 | EfiPciIoAttributeOperationEnable,\r | |
257 | EFI_PCI_DEVICE_ENABLE | EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY | EFI_PCI_IO_ATTRIBUTE_VGA_IO,\r | |
258 | NULL\r | |
259 | );\r | |
260 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 261 | goto ClosePciIo;\r |
eaf4f336 | 262 | }\r |
263 | \r | |
cdb4f5dc | 264 | //\r |
265 | // Check whenever the qemu stdvga mmio bar is present (qemu 1.3+).\r | |
266 | //\r | |
267 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
d89186bc LE |
268 | EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *MmioDesc;\r |
269 | \r | |
cdb4f5dc | 270 | Status = Private->PciIo->GetBarAttributes (\r |
271 | Private->PciIo,\r | |
272 | PCI_BAR_IDX2,\r | |
273 | NULL,\r | |
274 | (VOID**) &MmioDesc\r | |
275 | );\r | |
276 | if (EFI_ERROR (Status) ||\r | |
277 | MmioDesc->ResType != ACPI_ADDRESS_SPACE_TYPE_MEM) {\r | |
278 | DEBUG ((EFI_D_INFO, "QemuVideo: No mmio bar, fallback to port io\n"));\r | |
279 | Private->Variant = QEMU_VIDEO_BOCHS;\r | |
280 | } else {\r | |
281 | DEBUG ((EFI_D_INFO, "QemuVideo: Using mmio bar @ 0x%lx\n",\r | |
282 | MmioDesc->AddrRangeMin));\r | |
283 | }\r | |
5cdb96fa LE |
284 | \r |
285 | if (!EFI_ERROR (Status)) {\r | |
286 | FreePool (MmioDesc);\r | |
287 | }\r | |
cdb4f5dc | 288 | }\r |
289 | \r | |
54f9b9ac | 290 | //\r |
291 | // Check if accessing the bochs interface works.\r | |
292 | //\r | |
cdb4f5dc | 293 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO ||\r |
294 | Private->Variant == QEMU_VIDEO_BOCHS) {\r | |
54f9b9ac | 295 | UINT16 BochsId;\r |
296 | BochsId = BochsRead(Private, VBE_DISPI_INDEX_ID);\r | |
297 | if ((BochsId & 0xFFF0) != VBE_DISPI_ID0) {\r | |
298 | DEBUG ((EFI_D_INFO, "QemuVideo: BochsID mismatch (got 0x%x)\n", BochsId));\r | |
299 | Status = EFI_DEVICE_ERROR;\r | |
d89186bc | 300 | goto RestoreAttributes;\r |
54f9b9ac | 301 | }\r |
302 | }\r | |
303 | \r | |
eaf4f336 | 304 | //\r |
305 | // Get ParentDevicePath\r | |
306 | //\r | |
307 | Status = gBS->HandleProtocol (\r | |
308 | Controller,\r | |
309 | &gEfiDevicePathProtocolGuid,\r | |
310 | (VOID **) &ParentDevicePath\r | |
311 | );\r | |
312 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 313 | goto RestoreAttributes;\r |
eaf4f336 | 314 | }\r |
315 | \r | |
316 | //\r | |
317 | // Set Gop Device Path\r | |
318 | //\r | |
42d0cad7 LE |
319 | ZeroMem (&AcpiDeviceNode, sizeof (ACPI_ADR_DEVICE_PATH));\r |
320 | AcpiDeviceNode.Header.Type = ACPI_DEVICE_PATH;\r | |
321 | AcpiDeviceNode.Header.SubType = ACPI_ADR_DP;\r | |
322 | AcpiDeviceNode.ADR = ACPI_DISPLAY_ADR (1, 0, 0, 1, 0, ACPI_ADR_DISPLAY_TYPE_VGA, 0, 0);\r | |
323 | SetDevicePathNodeLength (&AcpiDeviceNode.Header, sizeof (ACPI_ADR_DEVICE_PATH));\r | |
324 | \r | |
325 | Private->GopDevicePath = AppendDevicePathNode (\r | |
326 | ParentDevicePath,\r | |
327 | (EFI_DEVICE_PATH_PROTOCOL *) &AcpiDeviceNode\r | |
328 | );\r | |
329 | if (Private->GopDevicePath == NULL) {\r | |
330 | Status = EFI_OUT_OF_RESOURCES;\r | |
331 | goto RestoreAttributes;\r | |
eaf4f336 | 332 | }\r |
d89186bc LE |
333 | \r |
334 | //\r | |
42d0cad7 | 335 | // Create new child handle and install the device path protocol on it.\r |
d89186bc | 336 | //\r |
42d0cad7 LE |
337 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
338 | &Private->Handle,\r | |
339 | &gEfiDevicePathProtocolGuid,\r | |
340 | Private->GopDevicePath,\r | |
341 | NULL\r | |
342 | );\r | |
343 | if (EFI_ERROR (Status)) {\r | |
344 | goto FreeGopDevicePath;\r | |
eaf4f336 | 345 | }\r |
346 | \r | |
347 | //\r | |
348 | // Construct video mode buffer\r | |
349 | //\r | |
212aac55 | 350 | switch (Private->Variant) {\r |
351 | case QEMU_VIDEO_CIRRUS_5430:\r | |
352 | case QEMU_VIDEO_CIRRUS_5446:\r | |
353 | Status = QemuVideoCirrusModeSetup (Private);\r | |
354 | break;\r | |
cdb4f5dc | 355 | case QEMU_VIDEO_BOCHS_MMIO:\r |
54f9b9ac | 356 | case QEMU_VIDEO_BOCHS:\r |
357 | Status = QemuVideoBochsModeSetup (Private);\r | |
358 | break;\r | |
212aac55 | 359 | default:\r |
360 | ASSERT (FALSE);\r | |
361 | Status = EFI_DEVICE_ERROR;\r | |
362 | break;\r | |
363 | }\r | |
eaf4f336 | 364 | if (EFI_ERROR (Status)) {\r |
d89186bc | 365 | goto UninstallGopDevicePath;\r |
eaf4f336 | 366 | }\r |
367 | \r | |
d89186bc LE |
368 | //\r |
369 | // Start the GOP software stack.\r | |
370 | //\r | |
371 | Status = QemuVideoGraphicsOutputConstructor (Private);\r | |
372 | if (EFI_ERROR (Status)) {\r | |
373 | goto FreeModeData;\r | |
374 | }\r | |
4374c2e5 | 375 | \r |
d89186bc LE |
376 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
377 | &Private->Handle,\r | |
378 | &gEfiGraphicsOutputProtocolGuid,\r | |
379 | &Private->GraphicsOutput,\r | |
380 | NULL\r | |
4374c2e5 | 381 | );\r |
d89186bc LE |
382 | if (EFI_ERROR (Status)) {\r |
383 | goto DestructQemuVideoGraphics;\r | |
eaf4f336 | 384 | }\r |
385 | \r | |
d89186bc LE |
386 | //\r |
387 | // Reference parent handle from child handle.\r | |
388 | //\r | |
389 | Status = gBS->OpenProtocol (\r | |
390 | Controller,\r | |
391 | &gEfiPciIoProtocolGuid,\r | |
392 | (VOID **) &ChildPciIo,\r | |
393 | This->DriverBindingHandle,\r | |
394 | Private->Handle,\r | |
395 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
396 | );\r | |
eaf4f336 | 397 | if (EFI_ERROR (Status)) {\r |
d89186bc LE |
398 | goto UninstallGop;\r |
399 | }\r | |
eaf4f336 | 400 | \r |
9c08bbe5 | 401 | gBS->RestoreTPL (OldTpl);\r |
d89186bc LE |
402 | return EFI_SUCCESS;\r |
403 | \r | |
404 | UninstallGop:\r | |
405 | gBS->UninstallProtocolInterface (Private->Handle,\r | |
406 | &gEfiGraphicsOutputProtocolGuid, &Private->GraphicsOutput);\r | |
407 | \r | |
408 | DestructQemuVideoGraphics:\r | |
409 | QemuVideoGraphicsOutputDestructor (Private);\r | |
410 | \r | |
411 | FreeModeData:\r | |
412 | FreePool (Private->ModeData);\r | |
413 | \r | |
414 | UninstallGopDevicePath:\r | |
d89186bc LE |
415 | gBS->UninstallProtocolInterface (Private->Handle,\r |
416 | &gEfiDevicePathProtocolGuid, Private->GopDevicePath);\r | |
417 | \r | |
418 | FreeGopDevicePath:\r | |
42d0cad7 | 419 | FreePool (Private->GopDevicePath);\r |
eaf4f336 | 420 | \r |
d89186bc LE |
421 | RestoreAttributes:\r |
422 | Private->PciIo->Attributes (Private->PciIo, EfiPciIoAttributeOperationSet,\r | |
423 | Private->OriginalPciAttributes, NULL);\r | |
424 | \r | |
425 | ClosePciIo:\r | |
426 | gBS->CloseProtocol (Controller, &gEfiPciIoProtocolGuid,\r | |
427 | This->DriverBindingHandle, Controller);\r | |
428 | \r | |
429 | FreePrivate:\r | |
430 | FreePool (Private);\r | |
431 | \r | |
9c08bbe5 LE |
432 | RestoreTpl:\r |
433 | gBS->RestoreTPL (OldTpl);\r | |
434 | \r | |
eaf4f336 | 435 | return Status;\r |
436 | }\r | |
437 | \r | |
438 | /**\r | |
439 | Stop this device\r | |
440 | \r | |
441 | @param This The USB bus driver binding protocol.\r | |
442 | @param Controller The controller to release.\r | |
443 | @param NumberOfChildren The number of children of this device that\r | |
444 | opened the controller BY_CHILD.\r | |
445 | @param ChildHandleBuffer The array of child handle.\r | |
446 | \r | |
447 | @retval EFI_SUCCESS The controller or children are stopped.\r | |
448 | @retval EFI_DEVICE_ERROR Failed to stop the driver.\r | |
449 | \r | |
450 | **/\r | |
451 | EFI_STATUS\r | |
452 | EFIAPI\r | |
453 | QemuVideoControllerDriverStop (\r | |
454 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
455 | IN EFI_HANDLE Controller,\r | |
456 | IN UINTN NumberOfChildren,\r | |
457 | IN EFI_HANDLE *ChildHandleBuffer\r | |
458 | )\r | |
459 | {\r | |
460 | EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r | |
461 | \r | |
462 | EFI_STATUS Status;\r | |
463 | QEMU_VIDEO_PRIVATE_DATA *Private;\r | |
464 | \r | |
99a6dce3 LE |
465 | if (NumberOfChildren == 0) {\r |
466 | //\r | |
467 | // Close the PCI I/O Protocol\r | |
468 | //\r | |
469 | gBS->CloseProtocol (\r | |
470 | Controller,\r | |
471 | &gEfiPciIoProtocolGuid,\r | |
472 | This->DriverBindingHandle,\r | |
473 | Controller\r | |
474 | );\r | |
475 | return EFI_SUCCESS;\r | |
476 | }\r | |
477 | \r | |
478 | //\r | |
479 | // free all resources for whose access we need the child handle, because the\r | |
480 | // child handle is going away\r | |
481 | //\r | |
482 | ASSERT (NumberOfChildren == 1);\r | |
eaf4f336 | 483 | Status = gBS->OpenProtocol (\r |
99a6dce3 | 484 | ChildHandleBuffer[0],\r |
eaf4f336 | 485 | &gEfiGraphicsOutputProtocolGuid,\r |
486 | (VOID **) &GraphicsOutput,\r | |
487 | This->DriverBindingHandle,\r | |
488 | Controller,\r | |
489 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
490 | );\r | |
491 | if (EFI_ERROR (Status)) {\r | |
492 | return Status;\r | |
493 | }\r | |
494 | \r | |
495 | //\r | |
496 | // Get our private context information\r | |
497 | //\r | |
498 | Private = QEMU_VIDEO_PRIVATE_DATA_FROM_GRAPHICS_OUTPUT_THIS (GraphicsOutput);\r | |
99a6dce3 | 499 | ASSERT (Private->Handle == ChildHandleBuffer[0]);\r |
eaf4f336 | 500 | \r |
501 | QemuVideoGraphicsOutputDestructor (Private);\r | |
502 | //\r | |
503 | // Remove the GOP protocol interface from the system\r | |
504 | //\r | |
505 | Status = gBS->UninstallMultipleProtocolInterfaces (\r | |
506 | Private->Handle,\r | |
507 | &gEfiGraphicsOutputProtocolGuid,\r | |
508 | &Private->GraphicsOutput,\r | |
509 | NULL\r | |
510 | );\r | |
511 | \r | |
512 | if (EFI_ERROR (Status)) {\r | |
513 | return Status;\r | |
514 | }\r | |
515 | \r | |
516 | //\r | |
517 | // Restore original PCI attributes\r | |
518 | //\r | |
519 | Private->PciIo->Attributes (\r | |
520 | Private->PciIo,\r | |
521 | EfiPciIoAttributeOperationSet,\r | |
522 | Private->OriginalPciAttributes,\r | |
523 | NULL\r | |
524 | );\r | |
525 | \r | |
4374c2e5 CR |
526 | gBS->CloseProtocol (\r |
527 | Controller,\r | |
528 | &gEfiPciIoProtocolGuid,\r | |
529 | This->DriverBindingHandle,\r | |
530 | Private->Handle\r | |
531 | );\r | |
532 | \r | |
847e4c34 LE |
533 | FreePool (Private->ModeData);\r |
534 | gBS->UninstallProtocolInterface (Private->Handle,\r | |
535 | &gEfiDevicePathProtocolGuid, Private->GopDevicePath);\r | |
536 | FreePool (Private->GopDevicePath);\r | |
537 | \r | |
eaf4f336 | 538 | //\r |
539 | // Free our instance data\r | |
540 | //\r | |
541 | gBS->FreePool (Private);\r | |
542 | \r | |
543 | return EFI_SUCCESS;\r | |
544 | }\r | |
545 | \r | |
546 | /**\r | |
547 | TODO: Add function description\r | |
548 | \r | |
549 | @param Private TODO: add argument description\r | |
550 | @param Address TODO: add argument description\r | |
551 | @param Data TODO: add argument description\r | |
552 | \r | |
553 | TODO: add return values\r | |
554 | \r | |
555 | **/\r | |
556 | VOID\r | |
557 | outb (\r | |
558 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
559 | UINTN Address,\r | |
560 | UINT8 Data\r | |
561 | )\r | |
562 | {\r | |
563 | Private->PciIo->Io.Write (\r | |
564 | Private->PciIo,\r | |
565 | EfiPciIoWidthUint8,\r | |
566 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
567 | Address,\r | |
568 | 1,\r | |
569 | &Data\r | |
570 | );\r | |
571 | }\r | |
572 | \r | |
573 | /**\r | |
574 | TODO: Add function description\r | |
575 | \r | |
576 | @param Private TODO: add argument description\r | |
577 | @param Address TODO: add argument description\r | |
578 | @param Data TODO: add argument description\r | |
579 | \r | |
580 | TODO: add return values\r | |
581 | \r | |
582 | **/\r | |
583 | VOID\r | |
584 | outw (\r | |
585 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
586 | UINTN Address,\r | |
587 | UINT16 Data\r | |
588 | )\r | |
589 | {\r | |
590 | Private->PciIo->Io.Write (\r | |
591 | Private->PciIo,\r | |
592 | EfiPciIoWidthUint16,\r | |
593 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
594 | Address,\r | |
595 | 1,\r | |
596 | &Data\r | |
597 | );\r | |
598 | }\r | |
599 | \r | |
600 | /**\r | |
601 | TODO: Add function description\r | |
602 | \r | |
603 | @param Private TODO: add argument description\r | |
604 | @param Address TODO: add argument description\r | |
605 | \r | |
606 | TODO: add return values\r | |
607 | \r | |
608 | **/\r | |
609 | UINT8\r | |
610 | inb (\r | |
611 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
612 | UINTN Address\r | |
613 | )\r | |
614 | {\r | |
615 | UINT8 Data;\r | |
616 | \r | |
617 | Private->PciIo->Io.Read (\r | |
618 | Private->PciIo,\r | |
619 | EfiPciIoWidthUint8,\r | |
620 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
621 | Address,\r | |
622 | 1,\r | |
623 | &Data\r | |
624 | );\r | |
625 | return Data;\r | |
626 | }\r | |
627 | \r | |
628 | /**\r | |
629 | TODO: Add function description\r | |
630 | \r | |
631 | @param Private TODO: add argument description\r | |
632 | @param Address TODO: add argument description\r | |
633 | \r | |
634 | TODO: add return values\r | |
635 | \r | |
636 | **/\r | |
637 | UINT16\r | |
638 | inw (\r | |
639 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
640 | UINTN Address\r | |
641 | )\r | |
642 | {\r | |
643 | UINT16 Data;\r | |
644 | \r | |
645 | Private->PciIo->Io.Read (\r | |
646 | Private->PciIo,\r | |
647 | EfiPciIoWidthUint16,\r | |
648 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
649 | Address,\r | |
650 | 1,\r | |
651 | &Data\r | |
652 | );\r | |
653 | return Data;\r | |
654 | }\r | |
655 | \r | |
656 | /**\r | |
657 | TODO: Add function description\r | |
658 | \r | |
659 | @param Private TODO: add argument description\r | |
660 | @param Index TODO: add argument description\r | |
661 | @param Red TODO: add argument description\r | |
662 | @param Green TODO: add argument description\r | |
663 | @param Blue TODO: add argument description\r | |
664 | \r | |
665 | TODO: add return values\r | |
666 | \r | |
667 | **/\r | |
668 | VOID\r | |
669 | SetPaletteColor (\r | |
670 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
671 | UINTN Index,\r | |
672 | UINT8 Red,\r | |
673 | UINT8 Green,\r | |
674 | UINT8 Blue\r | |
675 | )\r | |
676 | {\r | |
cdb4f5dc | 677 | VgaOutb (Private, PALETTE_INDEX_REGISTER, (UINT8) Index);\r |
678 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Red >> 2));\r | |
679 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Green >> 2));\r | |
680 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Blue >> 2));\r | |
eaf4f336 | 681 | }\r |
682 | \r | |
683 | /**\r | |
684 | TODO: Add function description\r | |
685 | \r | |
686 | @param Private TODO: add argument description\r | |
687 | \r | |
688 | TODO: add return values\r | |
689 | \r | |
690 | **/\r | |
691 | VOID\r | |
692 | SetDefaultPalette (\r | |
693 | QEMU_VIDEO_PRIVATE_DATA *Private\r | |
694 | )\r | |
695 | {\r | |
696 | UINTN Index;\r | |
697 | UINTN RedIndex;\r | |
698 | UINTN GreenIndex;\r | |
699 | UINTN BlueIndex;\r | |
700 | \r | |
701 | Index = 0;\r | |
702 | for (RedIndex = 0; RedIndex < 8; RedIndex++) {\r | |
703 | for (GreenIndex = 0; GreenIndex < 8; GreenIndex++) {\r | |
704 | for (BlueIndex = 0; BlueIndex < 4; BlueIndex++) {\r | |
705 | SetPaletteColor (Private, Index, (UINT8) (RedIndex << 5), (UINT8) (GreenIndex << 5), (UINT8) (BlueIndex << 6));\r | |
706 | Index++;\r | |
707 | }\r | |
708 | }\r | |
709 | }\r | |
710 | }\r | |
711 | \r | |
712 | /**\r | |
713 | TODO: Add function description\r | |
714 | \r | |
715 | @param Private TODO: add argument description\r | |
716 | \r | |
717 | TODO: add return values\r | |
718 | \r | |
719 | **/\r | |
720 | VOID\r | |
721 | ClearScreen (\r | |
722 | QEMU_VIDEO_PRIVATE_DATA *Private\r | |
723 | )\r | |
724 | {\r | |
725 | UINT32 Color;\r | |
726 | \r | |
727 | Color = 0;\r | |
728 | Private->PciIo->Mem.Write (\r | |
729 | Private->PciIo,\r | |
730 | EfiPciIoWidthFillUint32,\r | |
731 | 0,\r | |
732 | 0,\r | |
733 | 0x400000 >> 2,\r | |
734 | &Color\r | |
735 | );\r | |
736 | }\r | |
737 | \r | |
738 | /**\r | |
739 | TODO: Add function description\r | |
740 | \r | |
741 | @param Private TODO: add argument description\r | |
742 | \r | |
743 | TODO: add return values\r | |
744 | \r | |
745 | **/\r | |
746 | VOID\r | |
747 | DrawLogo (\r | |
748 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
749 | UINTN ScreenWidth,\r | |
750 | UINTN ScreenHeight\r | |
751 | )\r | |
752 | {\r | |
753 | }\r | |
754 | \r | |
755 | /**\r | |
756 | TODO: Add function description\r | |
757 | \r | |
758 | @param Private TODO: add argument description\r | |
759 | @param ModeData TODO: add argument description\r | |
760 | \r | |
761 | TODO: add return values\r | |
762 | \r | |
763 | **/\r | |
764 | VOID\r | |
212aac55 | 765 | InitializeCirrusGraphicsMode (\r |
eaf4f336 | 766 | QEMU_VIDEO_PRIVATE_DATA *Private,\r |
212aac55 | 767 | QEMU_VIDEO_CIRRUS_MODES *ModeData\r |
eaf4f336 | 768 | )\r |
769 | {\r | |
770 | UINT8 Byte;\r | |
771 | UINTN Index;\r | |
eaf4f336 | 772 | \r |
773 | outw (Private, SEQ_ADDRESS_REGISTER, 0x1206);\r | |
774 | outw (Private, SEQ_ADDRESS_REGISTER, 0x0012);\r | |
775 | \r | |
776 | for (Index = 0; Index < 15; Index++) {\r | |
777 | outw (Private, SEQ_ADDRESS_REGISTER, ModeData->SeqSettings[Index]);\r | |
778 | }\r | |
779 | \r | |
212aac55 | 780 | if (Private->Variant == QEMU_VIDEO_CIRRUS_5430) {\r |
eaf4f336 | 781 | outb (Private, SEQ_ADDRESS_REGISTER, 0x0f);\r |
782 | Byte = (UINT8) ((inb (Private, SEQ_DATA_REGISTER) & 0xc7) ^ 0x30);\r | |
783 | outb (Private, SEQ_DATA_REGISTER, Byte);\r | |
784 | }\r | |
785 | \r | |
786 | outb (Private, MISC_OUTPUT_REGISTER, ModeData->MiscSetting);\r | |
787 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x0506);\r | |
788 | outw (Private, SEQ_ADDRESS_REGISTER, 0x0300);\r | |
789 | outw (Private, CRTC_ADDRESS_REGISTER, 0x2011);\r | |
790 | \r | |
791 | for (Index = 0; Index < 28; Index++) {\r | |
792 | outw (Private, CRTC_ADDRESS_REGISTER, (UINT16) ((ModeData->CrtcSettings[Index] << 8) | Index));\r | |
793 | }\r | |
794 | \r | |
795 | for (Index = 0; Index < 9; Index++) {\r | |
796 | outw (Private, GRAPH_ADDRESS_REGISTER, (UINT16) ((GraphicsController[Index] << 8) | Index));\r | |
797 | }\r | |
798 | \r | |
799 | inb (Private, INPUT_STATUS_1_REGISTER);\r | |
800 | \r | |
801 | for (Index = 0; Index < 21; Index++) {\r | |
802 | outb (Private, ATT_ADDRESS_REGISTER, (UINT8) Index);\r | |
803 | outb (Private, ATT_ADDRESS_REGISTER, AttributeController[Index]);\r | |
804 | }\r | |
805 | \r | |
806 | outb (Private, ATT_ADDRESS_REGISTER, 0x20);\r | |
807 | \r | |
808 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x0009);\r | |
809 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x000a);\r | |
810 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x000b);\r | |
811 | outb (Private, DAC_PIXEL_MASK_REGISTER, 0xff);\r | |
812 | \r | |
54f9b9ac | 813 | SetDefaultPalette (Private);\r |
814 | ClearScreen (Private);\r | |
815 | }\r | |
816 | \r | |
817 | VOID\r | |
818 | BochsWrite (\r | |
819 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
820 | UINT16 Reg,\r | |
821 | UINT16 Data\r | |
822 | )\r | |
823 | {\r | |
cdb4f5dc | 824 | EFI_STATUS Status;\r |
825 | \r | |
826 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
827 | Status = Private->PciIo->Mem.Write (\r | |
828 | Private->PciIo,\r | |
829 | EfiPciIoWidthUint16,\r | |
830 | PCI_BAR_IDX2,\r | |
831 | 0x500 + (Reg << 1),\r | |
832 | 1,\r | |
833 | &Data\r | |
834 | );\r | |
835 | ASSERT_EFI_ERROR (Status);\r | |
836 | } else {\r | |
837 | outw (Private, VBE_DISPI_IOPORT_INDEX, Reg);\r | |
838 | outw (Private, VBE_DISPI_IOPORT_DATA, Data);\r | |
839 | }\r | |
54f9b9ac | 840 | }\r |
841 | \r | |
842 | UINT16\r | |
843 | BochsRead (\r | |
844 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
845 | UINT16 Reg\r | |
846 | )\r | |
847 | {\r | |
cdb4f5dc | 848 | EFI_STATUS Status;\r |
849 | UINT16 Data;\r | |
850 | \r | |
851 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
852 | Status = Private->PciIo->Mem.Read (\r | |
853 | Private->PciIo,\r | |
854 | EfiPciIoWidthUint16,\r | |
855 | PCI_BAR_IDX2,\r | |
856 | 0x500 + (Reg << 1),\r | |
857 | 1,\r | |
858 | &Data\r | |
859 | );\r | |
860 | ASSERT_EFI_ERROR (Status);\r | |
861 | } else {\r | |
862 | outw (Private, VBE_DISPI_IOPORT_INDEX, Reg);\r | |
863 | Data = inw (Private, VBE_DISPI_IOPORT_DATA);\r | |
864 | }\r | |
54f9b9ac | 865 | return Data;\r |
866 | }\r | |
867 | \r | |
cdb4f5dc | 868 | VOID\r |
869 | VgaOutb (\r | |
870 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
871 | UINTN Reg,\r | |
872 | UINT8 Data\r | |
873 | )\r | |
874 | {\r | |
875 | EFI_STATUS Status;\r | |
876 | \r | |
877 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
878 | Status = Private->PciIo->Mem.Write (\r | |
879 | Private->PciIo,\r | |
880 | EfiPciIoWidthUint8,\r | |
881 | PCI_BAR_IDX2,\r | |
882 | 0x400 - 0x3c0 + Reg,\r | |
883 | 1,\r | |
884 | &Data\r | |
885 | );\r | |
886 | ASSERT_EFI_ERROR (Status);\r | |
887 | } else {\r | |
888 | outb (Private, Reg, Data);\r | |
889 | }\r | |
890 | }\r | |
891 | \r | |
54f9b9ac | 892 | VOID\r |
893 | InitializeBochsGraphicsMode (\r | |
894 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
895 | QEMU_VIDEO_BOCHS_MODES *ModeData\r | |
896 | )\r | |
897 | {\r | |
898 | DEBUG ((EFI_D_INFO, "InitializeBochsGraphicsMode: %dx%d @ %d\n",\r | |
899 | ModeData->Width, ModeData->Height, ModeData->ColorDepth));\r | |
900 | \r | |
901 | /* unblank */\r | |
cdb4f5dc | 902 | VgaOutb (Private, ATT_ADDRESS_REGISTER, 0x20);\r |
54f9b9ac | 903 | \r |
904 | BochsWrite (Private, VBE_DISPI_INDEX_ENABLE, 0);\r | |
905 | BochsWrite (Private, VBE_DISPI_INDEX_BANK, 0);\r | |
906 | BochsWrite (Private, VBE_DISPI_INDEX_X_OFFSET, 0);\r | |
907 | BochsWrite (Private, VBE_DISPI_INDEX_Y_OFFSET, 0);\r | |
908 | \r | |
909 | BochsWrite (Private, VBE_DISPI_INDEX_BPP, (UINT16) ModeData->ColorDepth);\r | |
910 | BochsWrite (Private, VBE_DISPI_INDEX_XRES, (UINT16) ModeData->Width);\r | |
911 | BochsWrite (Private, VBE_DISPI_INDEX_VIRT_WIDTH, (UINT16) ModeData->Width);\r | |
912 | BochsWrite (Private, VBE_DISPI_INDEX_YRES, (UINT16) ModeData->Height);\r | |
913 | BochsWrite (Private, VBE_DISPI_INDEX_VIRT_HEIGHT, (UINT16) ModeData->Height);\r | |
914 | \r | |
915 | BochsWrite (Private, VBE_DISPI_INDEX_ENABLE,\r | |
916 | VBE_DISPI_ENABLED | VBE_DISPI_LFB_ENABLED);\r | |
917 | \r | |
eaf4f336 | 918 | SetDefaultPalette (Private);\r |
919 | ClearScreen (Private);\r | |
920 | }\r | |
921 | \r | |
922 | EFI_STATUS\r | |
923 | EFIAPI\r | |
924 | InitializeQemuVideo (\r | |
925 | IN EFI_HANDLE ImageHandle,\r | |
926 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
927 | )\r | |
928 | {\r | |
929 | EFI_STATUS Status;\r | |
930 | \r | |
931 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
932 | ImageHandle,\r | |
933 | SystemTable,\r | |
934 | &gQemuVideoDriverBinding,\r | |
935 | ImageHandle,\r | |
936 | &gQemuVideoComponentName,\r | |
937 | &gQemuVideoComponentName2\r | |
938 | );\r | |
939 | ASSERT_EFI_ERROR (Status);\r | |
940 | \r | |
941 | //\r | |
942 | // Install EFI Driver Supported EFI Version Protocol required for\r | |
943 | // EFI drivers that are on PCI and other plug in cards.\r | |
944 | //\r | |
945 | gQemuVideoDriverSupportedEfiVersion.FirmwareVersion = PcdGet32 (PcdDriverSupportedEfiVersion);\r | |
946 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
947 | &ImageHandle,\r | |
948 | &gEfiDriverSupportedEfiVersionProtocolGuid,\r | |
949 | &gQemuVideoDriverSupportedEfiVersion,\r | |
950 | NULL\r | |
951 | );\r | |
952 | ASSERT_EFI_ERROR (Status);\r | |
953 | \r | |
954 | return Status;\r | |
955 | }\r |