]>
Commit | Line | Data |
---|---|---|
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 | |
94210dc9 GH |
55 | },{\r |
56 | 0x1af4,\r | |
57 | 0x1050,\r | |
58 | QEMU_VIDEO_BOCHS_MMIO,\r | |
59 | L"QEMU VirtIO VGA"\r | |
212aac55 | 60 | },{\r |
61 | 0 /* end of list */\r | |
62 | }\r | |
63 | };\r | |
64 | \r | |
65 | static QEMU_VIDEO_CARD*\r | |
66 | QemuVideoDetect(\r | |
67 | IN UINT16 VendorId,\r | |
68 | IN UINT16 DeviceId\r | |
69 | )\r | |
70 | {\r | |
71 | UINTN Index = 0;\r | |
72 | \r | |
73 | while (gQemuVideoCardList[Index].VendorId != 0) {\r | |
74 | if (gQemuVideoCardList[Index].VendorId == VendorId &&\r | |
75 | gQemuVideoCardList[Index].DeviceId == DeviceId) {\r | |
76 | return gQemuVideoCardList + Index;\r | |
77 | }\r | |
78 | Index++;\r | |
79 | }\r | |
80 | return NULL;\r | |
81 | }\r | |
82 | \r | |
eaf4f336 | 83 | /**\r |
84 | Check if this device is supported.\r | |
85 | \r | |
86 | @param This The driver binding protocol.\r | |
87 | @param Controller The controller handle to check.\r | |
88 | @param RemainingDevicePath The remaining device path.\r | |
89 | \r | |
90 | @retval EFI_SUCCESS The bus supports this controller.\r | |
91 | @retval EFI_UNSUPPORTED This device isn't supported.\r | |
92 | \r | |
93 | **/\r | |
94 | EFI_STATUS\r | |
95 | EFIAPI\r | |
96 | QemuVideoControllerDriverSupported (\r | |
97 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
98 | IN EFI_HANDLE Controller,\r | |
99 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
100 | )\r | |
101 | {\r | |
102 | EFI_STATUS Status;\r | |
103 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
104 | PCI_TYPE00 Pci;\r | |
212aac55 | 105 | QEMU_VIDEO_CARD *Card;\r |
eaf4f336 | 106 | \r |
107 | //\r | |
108 | // Open the PCI I/O Protocol\r | |
109 | //\r | |
110 | Status = gBS->OpenProtocol (\r | |
111 | Controller,\r | |
112 | &gEfiPciIoProtocolGuid,\r | |
113 | (VOID **) &PciIo,\r | |
114 | This->DriverBindingHandle,\r | |
115 | Controller,\r | |
116 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
117 | );\r | |
118 | if (EFI_ERROR (Status)) {\r | |
119 | return Status;\r | |
120 | }\r | |
121 | \r | |
122 | //\r | |
123 | // Read the PCI Configuration Header from the PCI Device\r | |
124 | //\r | |
125 | Status = PciIo->Pci.Read (\r | |
126 | PciIo,\r | |
127 | EfiPciIoWidthUint32,\r | |
128 | 0,\r | |
129 | sizeof (Pci) / sizeof (UINT32),\r | |
130 | &Pci\r | |
131 | );\r | |
132 | if (EFI_ERROR (Status)) {\r | |
133 | goto Done;\r | |
134 | }\r | |
135 | \r | |
136 | Status = EFI_UNSUPPORTED;\r | |
442c2ab8 LE |
137 | if (!IS_PCI_VGA (&Pci)) {\r |
138 | goto Done;\r | |
139 | }\r | |
212aac55 | 140 | Card = QemuVideoDetect(Pci.Hdr.VendorId, Pci.Hdr.DeviceId);\r |
141 | if (Card != NULL) {\r | |
142 | DEBUG ((EFI_D_INFO, "QemuVideo: %s detected\n", Card->Name));\r | |
143 | Status = EFI_SUCCESS;\r | |
eaf4f336 | 144 | }\r |
145 | \r | |
146 | Done:\r | |
147 | //\r | |
148 | // Close the PCI I/O Protocol\r | |
149 | //\r | |
150 | gBS->CloseProtocol (\r | |
151 | Controller,\r | |
152 | &gEfiPciIoProtocolGuid,\r | |
153 | This->DriverBindingHandle,\r | |
154 | Controller\r | |
155 | );\r | |
156 | \r | |
157 | return Status;\r | |
158 | }\r | |
159 | \r | |
160 | /**\r | |
161 | Start to process the controller.\r | |
162 | \r | |
163 | @param This The USB bus driver binding instance.\r | |
164 | @param Controller The controller to check.\r | |
165 | @param RemainingDevicePath The remaining device patch.\r | |
166 | \r | |
167 | @retval EFI_SUCCESS The controller is controlled by the usb bus.\r | |
168 | @retval EFI_ALREADY_STARTED The controller is already controlled by the usb\r | |
169 | bus.\r | |
170 | @retval EFI_OUT_OF_RESOURCES Failed to allocate resources.\r | |
171 | \r | |
172 | **/\r | |
173 | EFI_STATUS\r | |
174 | EFIAPI\r | |
175 | QemuVideoControllerDriverStart (\r | |
176 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
177 | IN EFI_HANDLE Controller,\r | |
178 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
179 | )\r | |
180 | {\r | |
9c08bbe5 | 181 | EFI_TPL OldTpl;\r |
cdb4f5dc | 182 | EFI_STATUS Status;\r |
183 | QEMU_VIDEO_PRIVATE_DATA *Private;\r | |
b37bcfd6 | 184 | BOOLEAN IsQxl;\r |
cdb4f5dc | 185 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r |
42d0cad7 | 186 | ACPI_ADR_DEVICE_PATH AcpiDeviceNode;\r |
cdb4f5dc | 187 | PCI_TYPE00 Pci;\r |
188 | QEMU_VIDEO_CARD *Card;\r | |
4374c2e5 | 189 | EFI_PCI_IO_PROTOCOL *ChildPciIo;\r |
54f9b9ac | 190 | \r |
9c08bbe5 LE |
191 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r |
192 | \r | |
eaf4f336 | 193 | //\r |
194 | // Allocate Private context data for GOP inteface.\r | |
195 | //\r | |
196 | Private = AllocateZeroPool (sizeof (QEMU_VIDEO_PRIVATE_DATA));\r | |
197 | if (Private == NULL) {\r | |
9c08bbe5 LE |
198 | Status = EFI_OUT_OF_RESOURCES;\r |
199 | goto RestoreTpl;\r | |
eaf4f336 | 200 | }\r |
201 | \r | |
202 | //\r | |
203 | // Set up context record\r | |
204 | //\r | |
205 | Private->Signature = QEMU_VIDEO_PRIVATE_DATA_SIGNATURE;\r | |
eaf4f336 | 206 | \r |
207 | //\r | |
208 | // Open PCI I/O Protocol\r | |
209 | //\r | |
210 | Status = gBS->OpenProtocol (\r | |
211 | Controller,\r | |
212 | &gEfiPciIoProtocolGuid,\r | |
213 | (VOID **) &Private->PciIo,\r | |
214 | This->DriverBindingHandle,\r | |
215 | Controller,\r | |
216 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
217 | );\r | |
218 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 219 | goto FreePrivate;\r |
eaf4f336 | 220 | }\r |
221 | \r | |
212aac55 | 222 | //\r |
223 | // Read the PCI Configuration Header from the PCI Device\r | |
224 | //\r | |
225 | Status = Private->PciIo->Pci.Read (\r | |
226 | Private->PciIo,\r | |
227 | EfiPciIoWidthUint32,\r | |
228 | 0,\r | |
229 | sizeof (Pci) / sizeof (UINT32),\r | |
230 | &Pci\r | |
231 | );\r | |
232 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 233 | goto ClosePciIo;\r |
212aac55 | 234 | }\r |
235 | \r | |
d89186bc LE |
236 | //\r |
237 | // Determine card variant.\r | |
238 | //\r | |
212aac55 | 239 | Card = QemuVideoDetect(Pci.Hdr.VendorId, Pci.Hdr.DeviceId);\r |
240 | if (Card == NULL) {\r | |
241 | Status = EFI_DEVICE_ERROR;\r | |
d89186bc | 242 | goto ClosePciIo;\r |
212aac55 | 243 | }\r |
244 | Private->Variant = Card->Variant;\r | |
245 | \r | |
b37bcfd6 LE |
246 | //\r |
247 | // IsQxl is based on the detected Card->Variant, which at a later point might\r | |
248 | // not match Private->Variant.\r | |
249 | //\r | |
250 | IsQxl = (BOOLEAN)(Card->Variant == QEMU_VIDEO_BOCHS);\r | |
251 | \r | |
eaf4f336 | 252 | //\r |
253 | // Save original PCI attributes\r | |
254 | //\r | |
255 | Status = Private->PciIo->Attributes (\r | |
256 | Private->PciIo,\r | |
257 | EfiPciIoAttributeOperationGet,\r | |
258 | 0,\r | |
259 | &Private->OriginalPciAttributes\r | |
260 | );\r | |
261 | \r | |
262 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 263 | goto ClosePciIo;\r |
eaf4f336 | 264 | }\r |
eaf4f336 | 265 | \r |
d89186bc LE |
266 | //\r |
267 | // Set new PCI attributes\r | |
268 | //\r | |
eaf4f336 | 269 | Status = Private->PciIo->Attributes (\r |
270 | Private->PciIo,\r | |
271 | EfiPciIoAttributeOperationEnable,\r | |
272 | EFI_PCI_DEVICE_ENABLE | EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY | EFI_PCI_IO_ATTRIBUTE_VGA_IO,\r | |
273 | NULL\r | |
274 | );\r | |
275 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 276 | goto ClosePciIo;\r |
eaf4f336 | 277 | }\r |
278 | \r | |
cdb4f5dc | 279 | //\r |
280 | // Check whenever the qemu stdvga mmio bar is present (qemu 1.3+).\r | |
281 | //\r | |
282 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
d89186bc LE |
283 | EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *MmioDesc;\r |
284 | \r | |
cdb4f5dc | 285 | Status = Private->PciIo->GetBarAttributes (\r |
286 | Private->PciIo,\r | |
287 | PCI_BAR_IDX2,\r | |
288 | NULL,\r | |
289 | (VOID**) &MmioDesc\r | |
290 | );\r | |
291 | if (EFI_ERROR (Status) ||\r | |
292 | MmioDesc->ResType != ACPI_ADDRESS_SPACE_TYPE_MEM) {\r | |
293 | DEBUG ((EFI_D_INFO, "QemuVideo: No mmio bar, fallback to port io\n"));\r | |
294 | Private->Variant = QEMU_VIDEO_BOCHS;\r | |
295 | } else {\r | |
296 | DEBUG ((EFI_D_INFO, "QemuVideo: Using mmio bar @ 0x%lx\n",\r | |
297 | MmioDesc->AddrRangeMin));\r | |
298 | }\r | |
5cdb96fa LE |
299 | \r |
300 | if (!EFI_ERROR (Status)) {\r | |
301 | FreePool (MmioDesc);\r | |
302 | }\r | |
cdb4f5dc | 303 | }\r |
304 | \r | |
54f9b9ac | 305 | //\r |
306 | // Check if accessing the bochs interface works.\r | |
307 | //\r | |
cdb4f5dc | 308 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO ||\r |
309 | Private->Variant == QEMU_VIDEO_BOCHS) {\r | |
54f9b9ac | 310 | UINT16 BochsId;\r |
311 | BochsId = BochsRead(Private, VBE_DISPI_INDEX_ID);\r | |
312 | if ((BochsId & 0xFFF0) != VBE_DISPI_ID0) {\r | |
313 | DEBUG ((EFI_D_INFO, "QemuVideo: BochsID mismatch (got 0x%x)\n", BochsId));\r | |
314 | Status = EFI_DEVICE_ERROR;\r | |
d89186bc | 315 | goto RestoreAttributes;\r |
54f9b9ac | 316 | }\r |
317 | }\r | |
318 | \r | |
eaf4f336 | 319 | //\r |
320 | // Get ParentDevicePath\r | |
321 | //\r | |
322 | Status = gBS->HandleProtocol (\r | |
323 | Controller,\r | |
324 | &gEfiDevicePathProtocolGuid,\r | |
325 | (VOID **) &ParentDevicePath\r | |
326 | );\r | |
327 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 328 | goto RestoreAttributes;\r |
eaf4f336 | 329 | }\r |
330 | \r | |
331 | //\r | |
332 | // Set Gop Device Path\r | |
333 | //\r | |
42d0cad7 LE |
334 | ZeroMem (&AcpiDeviceNode, sizeof (ACPI_ADR_DEVICE_PATH));\r |
335 | AcpiDeviceNode.Header.Type = ACPI_DEVICE_PATH;\r | |
336 | AcpiDeviceNode.Header.SubType = ACPI_ADR_DP;\r | |
337 | AcpiDeviceNode.ADR = ACPI_DISPLAY_ADR (1, 0, 0, 1, 0, ACPI_ADR_DISPLAY_TYPE_VGA, 0, 0);\r | |
338 | SetDevicePathNodeLength (&AcpiDeviceNode.Header, sizeof (ACPI_ADR_DEVICE_PATH));\r | |
339 | \r | |
340 | Private->GopDevicePath = AppendDevicePathNode (\r | |
341 | ParentDevicePath,\r | |
342 | (EFI_DEVICE_PATH_PROTOCOL *) &AcpiDeviceNode\r | |
343 | );\r | |
344 | if (Private->GopDevicePath == NULL) {\r | |
345 | Status = EFI_OUT_OF_RESOURCES;\r | |
346 | goto RestoreAttributes;\r | |
eaf4f336 | 347 | }\r |
d89186bc LE |
348 | \r |
349 | //\r | |
42d0cad7 | 350 | // Create new child handle and install the device path protocol on it.\r |
d89186bc | 351 | //\r |
42d0cad7 LE |
352 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
353 | &Private->Handle,\r | |
354 | &gEfiDevicePathProtocolGuid,\r | |
355 | Private->GopDevicePath,\r | |
356 | NULL\r | |
357 | );\r | |
358 | if (EFI_ERROR (Status)) {\r | |
359 | goto FreeGopDevicePath;\r | |
eaf4f336 | 360 | }\r |
361 | \r | |
362 | //\r | |
363 | // Construct video mode buffer\r | |
364 | //\r | |
212aac55 | 365 | switch (Private->Variant) {\r |
366 | case QEMU_VIDEO_CIRRUS_5430:\r | |
367 | case QEMU_VIDEO_CIRRUS_5446:\r | |
368 | Status = QemuVideoCirrusModeSetup (Private);\r | |
369 | break;\r | |
cdb4f5dc | 370 | case QEMU_VIDEO_BOCHS_MMIO:\r |
54f9b9ac | 371 | case QEMU_VIDEO_BOCHS:\r |
b37bcfd6 | 372 | Status = QemuVideoBochsModeSetup (Private, IsQxl);\r |
54f9b9ac | 373 | break;\r |
212aac55 | 374 | default:\r |
375 | ASSERT (FALSE);\r | |
376 | Status = EFI_DEVICE_ERROR;\r | |
377 | break;\r | |
378 | }\r | |
eaf4f336 | 379 | if (EFI_ERROR (Status)) {\r |
d89186bc | 380 | goto UninstallGopDevicePath;\r |
eaf4f336 | 381 | }\r |
382 | \r | |
d89186bc LE |
383 | //\r |
384 | // Start the GOP software stack.\r | |
385 | //\r | |
386 | Status = QemuVideoGraphicsOutputConstructor (Private);\r | |
387 | if (EFI_ERROR (Status)) {\r | |
388 | goto FreeModeData;\r | |
389 | }\r | |
4374c2e5 | 390 | \r |
d89186bc LE |
391 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
392 | &Private->Handle,\r | |
393 | &gEfiGraphicsOutputProtocolGuid,\r | |
394 | &Private->GraphicsOutput,\r | |
395 | NULL\r | |
4374c2e5 | 396 | );\r |
d89186bc LE |
397 | if (EFI_ERROR (Status)) {\r |
398 | goto DestructQemuVideoGraphics;\r | |
eaf4f336 | 399 | }\r |
400 | \r | |
d89186bc LE |
401 | //\r |
402 | // Reference parent handle from child handle.\r | |
403 | //\r | |
404 | Status = gBS->OpenProtocol (\r | |
405 | Controller,\r | |
406 | &gEfiPciIoProtocolGuid,\r | |
407 | (VOID **) &ChildPciIo,\r | |
408 | This->DriverBindingHandle,\r | |
409 | Private->Handle,\r | |
410 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
411 | );\r | |
eaf4f336 | 412 | if (EFI_ERROR (Status)) {\r |
d89186bc LE |
413 | goto UninstallGop;\r |
414 | }\r | |
eaf4f336 | 415 | \r |
84a75f70 | 416 | #if defined MDE_CPU_IA32 || defined MDE_CPU_X64\r |
90803342 LE |
417 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO ||\r |
418 | Private->Variant == QEMU_VIDEO_BOCHS) {\r | |
419 | InstallVbeShim (Card->Name, Private->GraphicsOutput.Mode->FrameBufferBase);\r | |
420 | }\r | |
84a75f70 | 421 | #endif\r |
90803342 | 422 | \r |
9c08bbe5 | 423 | gBS->RestoreTPL (OldTpl);\r |
d89186bc LE |
424 | return EFI_SUCCESS;\r |
425 | \r | |
426 | UninstallGop:\r | |
427 | gBS->UninstallProtocolInterface (Private->Handle,\r | |
428 | &gEfiGraphicsOutputProtocolGuid, &Private->GraphicsOutput);\r | |
429 | \r | |
430 | DestructQemuVideoGraphics:\r | |
431 | QemuVideoGraphicsOutputDestructor (Private);\r | |
432 | \r | |
433 | FreeModeData:\r | |
434 | FreePool (Private->ModeData);\r | |
435 | \r | |
436 | UninstallGopDevicePath:\r | |
d89186bc LE |
437 | gBS->UninstallProtocolInterface (Private->Handle,\r |
438 | &gEfiDevicePathProtocolGuid, Private->GopDevicePath);\r | |
439 | \r | |
440 | FreeGopDevicePath:\r | |
42d0cad7 | 441 | FreePool (Private->GopDevicePath);\r |
eaf4f336 | 442 | \r |
d89186bc LE |
443 | RestoreAttributes:\r |
444 | Private->PciIo->Attributes (Private->PciIo, EfiPciIoAttributeOperationSet,\r | |
445 | Private->OriginalPciAttributes, NULL);\r | |
446 | \r | |
447 | ClosePciIo:\r | |
448 | gBS->CloseProtocol (Controller, &gEfiPciIoProtocolGuid,\r | |
449 | This->DriverBindingHandle, Controller);\r | |
450 | \r | |
451 | FreePrivate:\r | |
452 | FreePool (Private);\r | |
453 | \r | |
9c08bbe5 LE |
454 | RestoreTpl:\r |
455 | gBS->RestoreTPL (OldTpl);\r | |
456 | \r | |
eaf4f336 | 457 | return Status;\r |
458 | }\r | |
459 | \r | |
460 | /**\r | |
461 | Stop this device\r | |
462 | \r | |
463 | @param This The USB bus driver binding protocol.\r | |
464 | @param Controller The controller to release.\r | |
465 | @param NumberOfChildren The number of children of this device that\r | |
466 | opened the controller BY_CHILD.\r | |
467 | @param ChildHandleBuffer The array of child handle.\r | |
468 | \r | |
469 | @retval EFI_SUCCESS The controller or children are stopped.\r | |
470 | @retval EFI_DEVICE_ERROR Failed to stop the driver.\r | |
471 | \r | |
472 | **/\r | |
473 | EFI_STATUS\r | |
474 | EFIAPI\r | |
475 | QemuVideoControllerDriverStop (\r | |
476 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
477 | IN EFI_HANDLE Controller,\r | |
478 | IN UINTN NumberOfChildren,\r | |
479 | IN EFI_HANDLE *ChildHandleBuffer\r | |
480 | )\r | |
481 | {\r | |
482 | EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r | |
483 | \r | |
484 | EFI_STATUS Status;\r | |
485 | QEMU_VIDEO_PRIVATE_DATA *Private;\r | |
486 | \r | |
99a6dce3 LE |
487 | if (NumberOfChildren == 0) {\r |
488 | //\r | |
489 | // Close the PCI I/O Protocol\r | |
490 | //\r | |
491 | gBS->CloseProtocol (\r | |
492 | Controller,\r | |
493 | &gEfiPciIoProtocolGuid,\r | |
494 | This->DriverBindingHandle,\r | |
495 | Controller\r | |
496 | );\r | |
497 | return EFI_SUCCESS;\r | |
498 | }\r | |
499 | \r | |
500 | //\r | |
501 | // free all resources for whose access we need the child handle, because the\r | |
502 | // child handle is going away\r | |
503 | //\r | |
504 | ASSERT (NumberOfChildren == 1);\r | |
eaf4f336 | 505 | Status = gBS->OpenProtocol (\r |
99a6dce3 | 506 | ChildHandleBuffer[0],\r |
eaf4f336 | 507 | &gEfiGraphicsOutputProtocolGuid,\r |
508 | (VOID **) &GraphicsOutput,\r | |
509 | This->DriverBindingHandle,\r | |
510 | Controller,\r | |
511 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
512 | );\r | |
513 | if (EFI_ERROR (Status)) {\r | |
514 | return Status;\r | |
515 | }\r | |
516 | \r | |
517 | //\r | |
518 | // Get our private context information\r | |
519 | //\r | |
520 | Private = QEMU_VIDEO_PRIVATE_DATA_FROM_GRAPHICS_OUTPUT_THIS (GraphicsOutput);\r | |
99a6dce3 | 521 | ASSERT (Private->Handle == ChildHandleBuffer[0]);\r |
eaf4f336 | 522 | \r |
523 | QemuVideoGraphicsOutputDestructor (Private);\r | |
524 | //\r | |
525 | // Remove the GOP protocol interface from the system\r | |
526 | //\r | |
527 | Status = gBS->UninstallMultipleProtocolInterfaces (\r | |
528 | Private->Handle,\r | |
529 | &gEfiGraphicsOutputProtocolGuid,\r | |
530 | &Private->GraphicsOutput,\r | |
531 | NULL\r | |
532 | );\r | |
533 | \r | |
534 | if (EFI_ERROR (Status)) {\r | |
535 | return Status;\r | |
536 | }\r | |
537 | \r | |
538 | //\r | |
539 | // Restore original PCI attributes\r | |
540 | //\r | |
541 | Private->PciIo->Attributes (\r | |
542 | Private->PciIo,\r | |
543 | EfiPciIoAttributeOperationSet,\r | |
544 | Private->OriginalPciAttributes,\r | |
545 | NULL\r | |
546 | );\r | |
547 | \r | |
4374c2e5 CR |
548 | gBS->CloseProtocol (\r |
549 | Controller,\r | |
550 | &gEfiPciIoProtocolGuid,\r | |
551 | This->DriverBindingHandle,\r | |
552 | Private->Handle\r | |
553 | );\r | |
554 | \r | |
847e4c34 LE |
555 | FreePool (Private->ModeData);\r |
556 | gBS->UninstallProtocolInterface (Private->Handle,\r | |
557 | &gEfiDevicePathProtocolGuid, Private->GopDevicePath);\r | |
558 | FreePool (Private->GopDevicePath);\r | |
559 | \r | |
eaf4f336 | 560 | //\r |
561 | // Free our instance data\r | |
562 | //\r | |
563 | gBS->FreePool (Private);\r | |
564 | \r | |
565 | return EFI_SUCCESS;\r | |
566 | }\r | |
567 | \r | |
568 | /**\r | |
569 | TODO: Add function description\r | |
570 | \r | |
571 | @param Private TODO: add argument description\r | |
572 | @param Address TODO: add argument description\r | |
573 | @param Data TODO: add argument description\r | |
574 | \r | |
575 | TODO: add return values\r | |
576 | \r | |
577 | **/\r | |
578 | VOID\r | |
579 | outb (\r | |
580 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
581 | UINTN Address,\r | |
582 | UINT8 Data\r | |
583 | )\r | |
584 | {\r | |
585 | Private->PciIo->Io.Write (\r | |
586 | Private->PciIo,\r | |
587 | EfiPciIoWidthUint8,\r | |
588 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
589 | Address,\r | |
590 | 1,\r | |
591 | &Data\r | |
592 | );\r | |
593 | }\r | |
594 | \r | |
595 | /**\r | |
596 | TODO: Add function description\r | |
597 | \r | |
598 | @param Private TODO: add argument description\r | |
599 | @param Address TODO: add argument description\r | |
600 | @param Data TODO: add argument description\r | |
601 | \r | |
602 | TODO: add return values\r | |
603 | \r | |
604 | **/\r | |
605 | VOID\r | |
606 | outw (\r | |
607 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
608 | UINTN Address,\r | |
609 | UINT16 Data\r | |
610 | )\r | |
611 | {\r | |
612 | Private->PciIo->Io.Write (\r | |
613 | Private->PciIo,\r | |
614 | EfiPciIoWidthUint16,\r | |
615 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
616 | Address,\r | |
617 | 1,\r | |
618 | &Data\r | |
619 | );\r | |
620 | }\r | |
621 | \r | |
622 | /**\r | |
623 | TODO: Add function description\r | |
624 | \r | |
625 | @param Private TODO: add argument description\r | |
626 | @param Address TODO: add argument description\r | |
627 | \r | |
628 | TODO: add return values\r | |
629 | \r | |
630 | **/\r | |
631 | UINT8\r | |
632 | inb (\r | |
633 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
634 | UINTN Address\r | |
635 | )\r | |
636 | {\r | |
637 | UINT8 Data;\r | |
638 | \r | |
639 | Private->PciIo->Io.Read (\r | |
640 | Private->PciIo,\r | |
641 | EfiPciIoWidthUint8,\r | |
642 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
643 | Address,\r | |
644 | 1,\r | |
645 | &Data\r | |
646 | );\r | |
647 | return Data;\r | |
648 | }\r | |
649 | \r | |
650 | /**\r | |
651 | TODO: Add function description\r | |
652 | \r | |
653 | @param Private TODO: add argument description\r | |
654 | @param Address TODO: add argument description\r | |
655 | \r | |
656 | TODO: add return values\r | |
657 | \r | |
658 | **/\r | |
659 | UINT16\r | |
660 | inw (\r | |
661 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
662 | UINTN Address\r | |
663 | )\r | |
664 | {\r | |
665 | UINT16 Data;\r | |
666 | \r | |
667 | Private->PciIo->Io.Read (\r | |
668 | Private->PciIo,\r | |
669 | EfiPciIoWidthUint16,\r | |
670 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
671 | Address,\r | |
672 | 1,\r | |
673 | &Data\r | |
674 | );\r | |
675 | return Data;\r | |
676 | }\r | |
677 | \r | |
678 | /**\r | |
679 | TODO: Add function description\r | |
680 | \r | |
681 | @param Private TODO: add argument description\r | |
682 | @param Index TODO: add argument description\r | |
683 | @param Red TODO: add argument description\r | |
684 | @param Green TODO: add argument description\r | |
685 | @param Blue TODO: add argument description\r | |
686 | \r | |
687 | TODO: add return values\r | |
688 | \r | |
689 | **/\r | |
690 | VOID\r | |
691 | SetPaletteColor (\r | |
692 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
693 | UINTN Index,\r | |
694 | UINT8 Red,\r | |
695 | UINT8 Green,\r | |
696 | UINT8 Blue\r | |
697 | )\r | |
698 | {\r | |
cdb4f5dc | 699 | VgaOutb (Private, PALETTE_INDEX_REGISTER, (UINT8) Index);\r |
700 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Red >> 2));\r | |
701 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Green >> 2));\r | |
702 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Blue >> 2));\r | |
eaf4f336 | 703 | }\r |
704 | \r | |
705 | /**\r | |
706 | TODO: Add function description\r | |
707 | \r | |
708 | @param Private TODO: add argument description\r | |
709 | \r | |
710 | TODO: add return values\r | |
711 | \r | |
712 | **/\r | |
713 | VOID\r | |
714 | SetDefaultPalette (\r | |
715 | QEMU_VIDEO_PRIVATE_DATA *Private\r | |
716 | )\r | |
717 | {\r | |
718 | UINTN Index;\r | |
719 | UINTN RedIndex;\r | |
720 | UINTN GreenIndex;\r | |
721 | UINTN BlueIndex;\r | |
722 | \r | |
723 | Index = 0;\r | |
724 | for (RedIndex = 0; RedIndex < 8; RedIndex++) {\r | |
725 | for (GreenIndex = 0; GreenIndex < 8; GreenIndex++) {\r | |
726 | for (BlueIndex = 0; BlueIndex < 4; BlueIndex++) {\r | |
727 | SetPaletteColor (Private, Index, (UINT8) (RedIndex << 5), (UINT8) (GreenIndex << 5), (UINT8) (BlueIndex << 6));\r | |
728 | Index++;\r | |
729 | }\r | |
730 | }\r | |
731 | }\r | |
732 | }\r | |
733 | \r | |
734 | /**\r | |
735 | TODO: Add function description\r | |
736 | \r | |
737 | @param Private TODO: add argument description\r | |
738 | \r | |
739 | TODO: add return values\r | |
740 | \r | |
741 | **/\r | |
742 | VOID\r | |
743 | ClearScreen (\r | |
744 | QEMU_VIDEO_PRIVATE_DATA *Private\r | |
745 | )\r | |
746 | {\r | |
747 | UINT32 Color;\r | |
748 | \r | |
749 | Color = 0;\r | |
750 | Private->PciIo->Mem.Write (\r | |
751 | Private->PciIo,\r | |
752 | EfiPciIoWidthFillUint32,\r | |
753 | 0,\r | |
754 | 0,\r | |
755 | 0x400000 >> 2,\r | |
756 | &Color\r | |
757 | );\r | |
758 | }\r | |
759 | \r | |
760 | /**\r | |
761 | TODO: Add function description\r | |
762 | \r | |
763 | @param Private TODO: add argument description\r | |
764 | \r | |
765 | TODO: add return values\r | |
766 | \r | |
767 | **/\r | |
768 | VOID\r | |
769 | DrawLogo (\r | |
770 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
771 | UINTN ScreenWidth,\r | |
772 | UINTN ScreenHeight\r | |
773 | )\r | |
774 | {\r | |
775 | }\r | |
776 | \r | |
777 | /**\r | |
778 | TODO: Add function description\r | |
779 | \r | |
780 | @param Private TODO: add argument description\r | |
781 | @param ModeData TODO: add argument description\r | |
782 | \r | |
783 | TODO: add return values\r | |
784 | \r | |
785 | **/\r | |
786 | VOID\r | |
212aac55 | 787 | InitializeCirrusGraphicsMode (\r |
eaf4f336 | 788 | QEMU_VIDEO_PRIVATE_DATA *Private,\r |
212aac55 | 789 | QEMU_VIDEO_CIRRUS_MODES *ModeData\r |
eaf4f336 | 790 | )\r |
791 | {\r | |
792 | UINT8 Byte;\r | |
793 | UINTN Index;\r | |
eaf4f336 | 794 | \r |
795 | outw (Private, SEQ_ADDRESS_REGISTER, 0x1206);\r | |
796 | outw (Private, SEQ_ADDRESS_REGISTER, 0x0012);\r | |
797 | \r | |
798 | for (Index = 0; Index < 15; Index++) {\r | |
799 | outw (Private, SEQ_ADDRESS_REGISTER, ModeData->SeqSettings[Index]);\r | |
800 | }\r | |
801 | \r | |
212aac55 | 802 | if (Private->Variant == QEMU_VIDEO_CIRRUS_5430) {\r |
eaf4f336 | 803 | outb (Private, SEQ_ADDRESS_REGISTER, 0x0f);\r |
804 | Byte = (UINT8) ((inb (Private, SEQ_DATA_REGISTER) & 0xc7) ^ 0x30);\r | |
805 | outb (Private, SEQ_DATA_REGISTER, Byte);\r | |
806 | }\r | |
807 | \r | |
808 | outb (Private, MISC_OUTPUT_REGISTER, ModeData->MiscSetting);\r | |
809 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x0506);\r | |
810 | outw (Private, SEQ_ADDRESS_REGISTER, 0x0300);\r | |
811 | outw (Private, CRTC_ADDRESS_REGISTER, 0x2011);\r | |
812 | \r | |
813 | for (Index = 0; Index < 28; Index++) {\r | |
814 | outw (Private, CRTC_ADDRESS_REGISTER, (UINT16) ((ModeData->CrtcSettings[Index] << 8) | Index));\r | |
815 | }\r | |
816 | \r | |
817 | for (Index = 0; Index < 9; Index++) {\r | |
818 | outw (Private, GRAPH_ADDRESS_REGISTER, (UINT16) ((GraphicsController[Index] << 8) | Index));\r | |
819 | }\r | |
820 | \r | |
821 | inb (Private, INPUT_STATUS_1_REGISTER);\r | |
822 | \r | |
823 | for (Index = 0; Index < 21; Index++) {\r | |
824 | outb (Private, ATT_ADDRESS_REGISTER, (UINT8) Index);\r | |
825 | outb (Private, ATT_ADDRESS_REGISTER, AttributeController[Index]);\r | |
826 | }\r | |
827 | \r | |
828 | outb (Private, ATT_ADDRESS_REGISTER, 0x20);\r | |
829 | \r | |
830 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x0009);\r | |
831 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x000a);\r | |
832 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x000b);\r | |
833 | outb (Private, DAC_PIXEL_MASK_REGISTER, 0xff);\r | |
834 | \r | |
54f9b9ac | 835 | SetDefaultPalette (Private);\r |
836 | ClearScreen (Private);\r | |
837 | }\r | |
838 | \r | |
839 | VOID\r | |
840 | BochsWrite (\r | |
841 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
842 | UINT16 Reg,\r | |
843 | UINT16 Data\r | |
844 | )\r | |
845 | {\r | |
cdb4f5dc | 846 | EFI_STATUS Status;\r |
847 | \r | |
848 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
849 | Status = Private->PciIo->Mem.Write (\r | |
850 | Private->PciIo,\r | |
851 | EfiPciIoWidthUint16,\r | |
852 | PCI_BAR_IDX2,\r | |
853 | 0x500 + (Reg << 1),\r | |
854 | 1,\r | |
855 | &Data\r | |
856 | );\r | |
857 | ASSERT_EFI_ERROR (Status);\r | |
858 | } else {\r | |
859 | outw (Private, VBE_DISPI_IOPORT_INDEX, Reg);\r | |
860 | outw (Private, VBE_DISPI_IOPORT_DATA, Data);\r | |
861 | }\r | |
54f9b9ac | 862 | }\r |
863 | \r | |
864 | UINT16\r | |
865 | BochsRead (\r | |
866 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
867 | UINT16 Reg\r | |
868 | )\r | |
869 | {\r | |
cdb4f5dc | 870 | EFI_STATUS Status;\r |
871 | UINT16 Data;\r | |
872 | \r | |
873 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
874 | Status = Private->PciIo->Mem.Read (\r | |
875 | Private->PciIo,\r | |
876 | EfiPciIoWidthUint16,\r | |
877 | PCI_BAR_IDX2,\r | |
878 | 0x500 + (Reg << 1),\r | |
879 | 1,\r | |
880 | &Data\r | |
881 | );\r | |
882 | ASSERT_EFI_ERROR (Status);\r | |
883 | } else {\r | |
884 | outw (Private, VBE_DISPI_IOPORT_INDEX, Reg);\r | |
885 | Data = inw (Private, VBE_DISPI_IOPORT_DATA);\r | |
886 | }\r | |
54f9b9ac | 887 | return Data;\r |
888 | }\r | |
889 | \r | |
cdb4f5dc | 890 | VOID\r |
891 | VgaOutb (\r | |
892 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
893 | UINTN Reg,\r | |
894 | UINT8 Data\r | |
895 | )\r | |
896 | {\r | |
897 | EFI_STATUS Status;\r | |
898 | \r | |
899 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
900 | Status = Private->PciIo->Mem.Write (\r | |
901 | Private->PciIo,\r | |
902 | EfiPciIoWidthUint8,\r | |
903 | PCI_BAR_IDX2,\r | |
904 | 0x400 - 0x3c0 + Reg,\r | |
905 | 1,\r | |
906 | &Data\r | |
907 | );\r | |
908 | ASSERT_EFI_ERROR (Status);\r | |
909 | } else {\r | |
910 | outb (Private, Reg, Data);\r | |
911 | }\r | |
912 | }\r | |
913 | \r | |
54f9b9ac | 914 | VOID\r |
915 | InitializeBochsGraphicsMode (\r | |
916 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
917 | QEMU_VIDEO_BOCHS_MODES *ModeData\r | |
918 | )\r | |
919 | {\r | |
920 | DEBUG ((EFI_D_INFO, "InitializeBochsGraphicsMode: %dx%d @ %d\n",\r | |
921 | ModeData->Width, ModeData->Height, ModeData->ColorDepth));\r | |
922 | \r | |
923 | /* unblank */\r | |
cdb4f5dc | 924 | VgaOutb (Private, ATT_ADDRESS_REGISTER, 0x20);\r |
54f9b9ac | 925 | \r |
926 | BochsWrite (Private, VBE_DISPI_INDEX_ENABLE, 0);\r | |
927 | BochsWrite (Private, VBE_DISPI_INDEX_BANK, 0);\r | |
928 | BochsWrite (Private, VBE_DISPI_INDEX_X_OFFSET, 0);\r | |
929 | BochsWrite (Private, VBE_DISPI_INDEX_Y_OFFSET, 0);\r | |
930 | \r | |
931 | BochsWrite (Private, VBE_DISPI_INDEX_BPP, (UINT16) ModeData->ColorDepth);\r | |
932 | BochsWrite (Private, VBE_DISPI_INDEX_XRES, (UINT16) ModeData->Width);\r | |
933 | BochsWrite (Private, VBE_DISPI_INDEX_VIRT_WIDTH, (UINT16) ModeData->Width);\r | |
934 | BochsWrite (Private, VBE_DISPI_INDEX_YRES, (UINT16) ModeData->Height);\r | |
935 | BochsWrite (Private, VBE_DISPI_INDEX_VIRT_HEIGHT, (UINT16) ModeData->Height);\r | |
936 | \r | |
937 | BochsWrite (Private, VBE_DISPI_INDEX_ENABLE,\r | |
938 | VBE_DISPI_ENABLED | VBE_DISPI_LFB_ENABLED);\r | |
939 | \r | |
eaf4f336 | 940 | SetDefaultPalette (Private);\r |
941 | ClearScreen (Private);\r | |
942 | }\r | |
943 | \r | |
944 | EFI_STATUS\r | |
945 | EFIAPI\r | |
946 | InitializeQemuVideo (\r | |
947 | IN EFI_HANDLE ImageHandle,\r | |
948 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
949 | )\r | |
950 | {\r | |
951 | EFI_STATUS Status;\r | |
952 | \r | |
953 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
954 | ImageHandle,\r | |
955 | SystemTable,\r | |
956 | &gQemuVideoDriverBinding,\r | |
957 | ImageHandle,\r | |
958 | &gQemuVideoComponentName,\r | |
959 | &gQemuVideoComponentName2\r | |
960 | );\r | |
961 | ASSERT_EFI_ERROR (Status);\r | |
962 | \r | |
963 | //\r | |
964 | // Install EFI Driver Supported EFI Version Protocol required for\r | |
965 | // EFI drivers that are on PCI and other plug in cards.\r | |
966 | //\r | |
967 | gQemuVideoDriverSupportedEfiVersion.FirmwareVersion = PcdGet32 (PcdDriverSupportedEfiVersion);\r | |
968 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
969 | &ImageHandle,\r | |
970 | &gEfiDriverSupportedEfiVersionProtocolGuid,\r | |
971 | &gQemuVideoDriverSupportedEfiVersion,\r | |
972 | NULL\r | |
973 | );\r | |
974 | ASSERT_EFI_ERROR (Status);\r | |
975 | \r | |
976 | return Status;\r | |
977 | }\r |