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