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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 | |
2e77f0e7 | 17 | #include "Qemu.h"\r |
1358ecb7 | 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 | |
70dbd163 | 31 | PCI_CLASS_DISPLAY_VGA,\r |
212aac55 | 32 | CIRRUS_LOGIC_VENDOR_ID,\r |
33 | CIRRUS_LOGIC_5430_DEVICE_ID,\r | |
34 | QEMU_VIDEO_CIRRUS_5430,\r | |
35 | L"Cirrus 5430"\r | |
36 | },{\r | |
70dbd163 | 37 | PCI_CLASS_DISPLAY_VGA,\r |
212aac55 | 38 | CIRRUS_LOGIC_VENDOR_ID,\r |
39 | CIRRUS_LOGIC_5430_ALTERNATE_DEVICE_ID,\r | |
40 | QEMU_VIDEO_CIRRUS_5430,\r | |
41 | L"Cirrus 5430"\r | |
42 | },{\r | |
70dbd163 | 43 | PCI_CLASS_DISPLAY_VGA,\r |
212aac55 | 44 | CIRRUS_LOGIC_VENDOR_ID,\r |
45 | CIRRUS_LOGIC_5446_DEVICE_ID,\r | |
46 | QEMU_VIDEO_CIRRUS_5446,\r | |
47 | L"Cirrus 5446"\r | |
54f9b9ac | 48 | },{\r |
70dbd163 | 49 | PCI_CLASS_DISPLAY_VGA,\r |
54f9b9ac | 50 | 0x1234,\r |
51 | 0x1111,\r | |
cdb4f5dc | 52 | QEMU_VIDEO_BOCHS_MMIO,\r |
54f9b9ac | 53 | L"QEMU Standard VGA"\r |
333f32ec GH |
54 | },{\r |
55 | PCI_CLASS_DISPLAY_OTHER,\r | |
56 | 0x1234,\r | |
57 | 0x1111,\r | |
58 | QEMU_VIDEO_BOCHS_MMIO,\r | |
59 | L"QEMU Standard VGA (secondary)"\r | |
54f9b9ac | 60 | },{\r |
70dbd163 | 61 | PCI_CLASS_DISPLAY_VGA,\r |
54f9b9ac | 62 | 0x1b36,\r |
63 | 0x0100,\r | |
64 | QEMU_VIDEO_BOCHS,\r | |
65 | L"QEMU QXL VGA"\r | |
94210dc9 | 66 | },{\r |
70dbd163 | 67 | PCI_CLASS_DISPLAY_VGA,\r |
94210dc9 GH |
68 | 0x1af4,\r |
69 | 0x1050,\r | |
70 | QEMU_VIDEO_BOCHS_MMIO,\r | |
71 | L"QEMU VirtIO VGA"\r | |
212aac55 | 72 | },{\r |
73 | 0 /* end of list */\r | |
74 | }\r | |
75 | };\r | |
76 | \r | |
77 | static QEMU_VIDEO_CARD*\r | |
78 | QemuVideoDetect(\r | |
70dbd163 | 79 | IN UINT8 SubClass,\r |
212aac55 | 80 | IN UINT16 VendorId,\r |
81 | IN UINT16 DeviceId\r | |
82 | )\r | |
83 | {\r | |
84 | UINTN Index = 0;\r | |
85 | \r | |
86 | while (gQemuVideoCardList[Index].VendorId != 0) {\r | |
70dbd163 GH |
87 | if (gQemuVideoCardList[Index].SubClass == SubClass &&\r |
88 | gQemuVideoCardList[Index].VendorId == VendorId &&\r | |
212aac55 | 89 | gQemuVideoCardList[Index].DeviceId == DeviceId) {\r |
90 | return gQemuVideoCardList + Index;\r | |
91 | }\r | |
92 | Index++;\r | |
93 | }\r | |
94 | return NULL;\r | |
95 | }\r | |
96 | \r | |
eaf4f336 | 97 | /**\r |
98 | Check if this device is supported.\r | |
99 | \r | |
100 | @param This The driver binding protocol.\r | |
101 | @param Controller The controller handle to check.\r | |
102 | @param RemainingDevicePath The remaining device path.\r | |
103 | \r | |
104 | @retval EFI_SUCCESS The bus supports this controller.\r | |
105 | @retval EFI_UNSUPPORTED This device isn't supported.\r | |
106 | \r | |
107 | **/\r | |
108 | EFI_STATUS\r | |
109 | EFIAPI\r | |
110 | QemuVideoControllerDriverSupported (\r | |
111 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
112 | IN EFI_HANDLE Controller,\r | |
113 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
114 | )\r | |
115 | {\r | |
116 | EFI_STATUS Status;\r | |
117 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
118 | PCI_TYPE00 Pci;\r | |
212aac55 | 119 | QEMU_VIDEO_CARD *Card;\r |
eaf4f336 | 120 | \r |
121 | //\r | |
122 | // Open the PCI I/O Protocol\r | |
123 | //\r | |
124 | Status = gBS->OpenProtocol (\r | |
125 | Controller,\r | |
126 | &gEfiPciIoProtocolGuid,\r | |
127 | (VOID **) &PciIo,\r | |
128 | This->DriverBindingHandle,\r | |
129 | Controller,\r | |
130 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
131 | );\r | |
132 | if (EFI_ERROR (Status)) {\r | |
133 | return Status;\r | |
134 | }\r | |
135 | \r | |
136 | //\r | |
137 | // Read the PCI Configuration Header from the PCI Device\r | |
138 | //\r | |
139 | Status = PciIo->Pci.Read (\r | |
140 | PciIo,\r | |
141 | EfiPciIoWidthUint32,\r | |
142 | 0,\r | |
143 | sizeof (Pci) / sizeof (UINT32),\r | |
144 | &Pci\r | |
145 | );\r | |
146 | if (EFI_ERROR (Status)) {\r | |
147 | goto Done;\r | |
148 | }\r | |
149 | \r | |
150 | Status = EFI_UNSUPPORTED;\r | |
70dbd163 | 151 | if (!IS_PCI_DISPLAY (&Pci)) {\r |
442c2ab8 LE |
152 | goto Done;\r |
153 | }\r | |
70dbd163 | 154 | Card = QemuVideoDetect(Pci.Hdr.ClassCode[1], Pci.Hdr.VendorId, Pci.Hdr.DeviceId);\r |
212aac55 | 155 | if (Card != NULL) {\r |
156 | DEBUG ((EFI_D_INFO, "QemuVideo: %s detected\n", Card->Name));\r | |
157 | Status = EFI_SUCCESS;\r | |
eaf4f336 | 158 | }\r |
159 | \r | |
160 | Done:\r | |
161 | //\r | |
162 | // Close the PCI I/O Protocol\r | |
163 | //\r | |
164 | gBS->CloseProtocol (\r | |
165 | Controller,\r | |
166 | &gEfiPciIoProtocolGuid,\r | |
167 | This->DriverBindingHandle,\r | |
168 | Controller\r | |
169 | );\r | |
170 | \r | |
171 | return Status;\r | |
172 | }\r | |
173 | \r | |
174 | /**\r | |
175 | Start to process the controller.\r | |
176 | \r | |
177 | @param This The USB bus driver binding instance.\r | |
178 | @param Controller The controller to check.\r | |
179 | @param RemainingDevicePath The remaining device patch.\r | |
180 | \r | |
181 | @retval EFI_SUCCESS The controller is controlled by the usb bus.\r | |
182 | @retval EFI_ALREADY_STARTED The controller is already controlled by the usb\r | |
183 | bus.\r | |
184 | @retval EFI_OUT_OF_RESOURCES Failed to allocate resources.\r | |
185 | \r | |
186 | **/\r | |
187 | EFI_STATUS\r | |
188 | EFIAPI\r | |
189 | QemuVideoControllerDriverStart (\r | |
190 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
191 | IN EFI_HANDLE Controller,\r | |
192 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
193 | )\r | |
194 | {\r | |
9c08bbe5 | 195 | EFI_TPL OldTpl;\r |
cdb4f5dc | 196 | EFI_STATUS Status;\r |
197 | QEMU_VIDEO_PRIVATE_DATA *Private;\r | |
b37bcfd6 | 198 | BOOLEAN IsQxl;\r |
cdb4f5dc | 199 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r |
42d0cad7 | 200 | ACPI_ADR_DEVICE_PATH AcpiDeviceNode;\r |
cdb4f5dc | 201 | PCI_TYPE00 Pci;\r |
202 | QEMU_VIDEO_CARD *Card;\r | |
4374c2e5 | 203 | EFI_PCI_IO_PROTOCOL *ChildPciIo;\r |
54f9b9ac | 204 | \r |
9c08bbe5 LE |
205 | OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r |
206 | \r | |
eaf4f336 | 207 | //\r |
208 | // Allocate Private context data for GOP inteface.\r | |
209 | //\r | |
210 | Private = AllocateZeroPool (sizeof (QEMU_VIDEO_PRIVATE_DATA));\r | |
211 | if (Private == NULL) {\r | |
9c08bbe5 LE |
212 | Status = EFI_OUT_OF_RESOURCES;\r |
213 | goto RestoreTpl;\r | |
eaf4f336 | 214 | }\r |
215 | \r | |
216 | //\r | |
217 | // Set up context record\r | |
218 | //\r | |
219 | Private->Signature = QEMU_VIDEO_PRIVATE_DATA_SIGNATURE;\r | |
eaf4f336 | 220 | \r |
221 | //\r | |
222 | // Open PCI I/O Protocol\r | |
223 | //\r | |
224 | Status = gBS->OpenProtocol (\r | |
225 | Controller,\r | |
226 | &gEfiPciIoProtocolGuid,\r | |
227 | (VOID **) &Private->PciIo,\r | |
228 | This->DriverBindingHandle,\r | |
229 | Controller,\r | |
230 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
231 | );\r | |
232 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 233 | goto FreePrivate;\r |
eaf4f336 | 234 | }\r |
235 | \r | |
212aac55 | 236 | //\r |
237 | // Read the PCI Configuration Header from the PCI Device\r | |
238 | //\r | |
239 | Status = Private->PciIo->Pci.Read (\r | |
240 | Private->PciIo,\r | |
241 | EfiPciIoWidthUint32,\r | |
242 | 0,\r | |
243 | sizeof (Pci) / sizeof (UINT32),\r | |
244 | &Pci\r | |
245 | );\r | |
246 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 247 | goto ClosePciIo;\r |
212aac55 | 248 | }\r |
249 | \r | |
d89186bc LE |
250 | //\r |
251 | // Determine card variant.\r | |
252 | //\r | |
70dbd163 | 253 | Card = QemuVideoDetect(Pci.Hdr.ClassCode[1], Pci.Hdr.VendorId, Pci.Hdr.DeviceId);\r |
212aac55 | 254 | if (Card == NULL) {\r |
255 | Status = EFI_DEVICE_ERROR;\r | |
d89186bc | 256 | goto ClosePciIo;\r |
212aac55 | 257 | }\r |
258 | Private->Variant = Card->Variant;\r | |
259 | \r | |
b37bcfd6 LE |
260 | //\r |
261 | // IsQxl is based on the detected Card->Variant, which at a later point might\r | |
262 | // not match Private->Variant.\r | |
263 | //\r | |
264 | IsQxl = (BOOLEAN)(Card->Variant == QEMU_VIDEO_BOCHS);\r | |
265 | \r | |
eaf4f336 | 266 | //\r |
267 | // Save original PCI attributes\r | |
268 | //\r | |
269 | Status = Private->PciIo->Attributes (\r | |
270 | Private->PciIo,\r | |
271 | EfiPciIoAttributeOperationGet,\r | |
272 | 0,\r | |
273 | &Private->OriginalPciAttributes\r | |
274 | );\r | |
275 | \r | |
276 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 277 | goto ClosePciIo;\r |
eaf4f336 | 278 | }\r |
eaf4f336 | 279 | \r |
d89186bc LE |
280 | //\r |
281 | // Set new PCI attributes\r | |
282 | //\r | |
eaf4f336 | 283 | Status = Private->PciIo->Attributes (\r |
284 | Private->PciIo,\r | |
285 | EfiPciIoAttributeOperationEnable,\r | |
286 | EFI_PCI_DEVICE_ENABLE | EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY | EFI_PCI_IO_ATTRIBUTE_VGA_IO,\r | |
287 | NULL\r | |
288 | );\r | |
289 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 290 | goto ClosePciIo;\r |
eaf4f336 | 291 | }\r |
292 | \r | |
cdb4f5dc | 293 | //\r |
294 | // Check whenever the qemu stdvga mmio bar is present (qemu 1.3+).\r | |
295 | //\r | |
296 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
d89186bc LE |
297 | EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *MmioDesc;\r |
298 | \r | |
cdb4f5dc | 299 | Status = Private->PciIo->GetBarAttributes (\r |
300 | Private->PciIo,\r | |
301 | PCI_BAR_IDX2,\r | |
302 | NULL,\r | |
303 | (VOID**) &MmioDesc\r | |
304 | );\r | |
305 | if (EFI_ERROR (Status) ||\r | |
306 | MmioDesc->ResType != ACPI_ADDRESS_SPACE_TYPE_MEM) {\r | |
307 | DEBUG ((EFI_D_INFO, "QemuVideo: No mmio bar, fallback to port io\n"));\r | |
308 | Private->Variant = QEMU_VIDEO_BOCHS;\r | |
309 | } else {\r | |
310 | DEBUG ((EFI_D_INFO, "QemuVideo: Using mmio bar @ 0x%lx\n",\r | |
311 | MmioDesc->AddrRangeMin));\r | |
312 | }\r | |
5cdb96fa LE |
313 | \r |
314 | if (!EFI_ERROR (Status)) {\r | |
315 | FreePool (MmioDesc);\r | |
316 | }\r | |
cdb4f5dc | 317 | }\r |
318 | \r | |
54f9b9ac | 319 | //\r |
320 | // Check if accessing the bochs interface works.\r | |
321 | //\r | |
cdb4f5dc | 322 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO ||\r |
323 | Private->Variant == QEMU_VIDEO_BOCHS) {\r | |
54f9b9ac | 324 | UINT16 BochsId;\r |
325 | BochsId = BochsRead(Private, VBE_DISPI_INDEX_ID);\r | |
326 | if ((BochsId & 0xFFF0) != VBE_DISPI_ID0) {\r | |
327 | DEBUG ((EFI_D_INFO, "QemuVideo: BochsID mismatch (got 0x%x)\n", BochsId));\r | |
328 | Status = EFI_DEVICE_ERROR;\r | |
d89186bc | 329 | goto RestoreAttributes;\r |
54f9b9ac | 330 | }\r |
331 | }\r | |
332 | \r | |
eaf4f336 | 333 | //\r |
334 | // Get ParentDevicePath\r | |
335 | //\r | |
336 | Status = gBS->HandleProtocol (\r | |
337 | Controller,\r | |
338 | &gEfiDevicePathProtocolGuid,\r | |
339 | (VOID **) &ParentDevicePath\r | |
340 | );\r | |
341 | if (EFI_ERROR (Status)) {\r | |
d89186bc | 342 | goto RestoreAttributes;\r |
eaf4f336 | 343 | }\r |
344 | \r | |
345 | //\r | |
346 | // Set Gop Device Path\r | |
347 | //\r | |
42d0cad7 LE |
348 | ZeroMem (&AcpiDeviceNode, sizeof (ACPI_ADR_DEVICE_PATH));\r |
349 | AcpiDeviceNode.Header.Type = ACPI_DEVICE_PATH;\r | |
350 | AcpiDeviceNode.Header.SubType = ACPI_ADR_DP;\r | |
351 | AcpiDeviceNode.ADR = ACPI_DISPLAY_ADR (1, 0, 0, 1, 0, ACPI_ADR_DISPLAY_TYPE_VGA, 0, 0);\r | |
352 | SetDevicePathNodeLength (&AcpiDeviceNode.Header, sizeof (ACPI_ADR_DEVICE_PATH));\r | |
353 | \r | |
354 | Private->GopDevicePath = AppendDevicePathNode (\r | |
355 | ParentDevicePath,\r | |
356 | (EFI_DEVICE_PATH_PROTOCOL *) &AcpiDeviceNode\r | |
357 | );\r | |
358 | if (Private->GopDevicePath == NULL) {\r | |
359 | Status = EFI_OUT_OF_RESOURCES;\r | |
360 | goto RestoreAttributes;\r | |
eaf4f336 | 361 | }\r |
d89186bc LE |
362 | \r |
363 | //\r | |
42d0cad7 | 364 | // Create new child handle and install the device path protocol on it.\r |
d89186bc | 365 | //\r |
42d0cad7 LE |
366 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
367 | &Private->Handle,\r | |
368 | &gEfiDevicePathProtocolGuid,\r | |
369 | Private->GopDevicePath,\r | |
370 | NULL\r | |
371 | );\r | |
372 | if (EFI_ERROR (Status)) {\r | |
373 | goto FreeGopDevicePath;\r | |
eaf4f336 | 374 | }\r |
375 | \r | |
376 | //\r | |
377 | // Construct video mode buffer\r | |
378 | //\r | |
212aac55 | 379 | switch (Private->Variant) {\r |
380 | case QEMU_VIDEO_CIRRUS_5430:\r | |
381 | case QEMU_VIDEO_CIRRUS_5446:\r | |
382 | Status = QemuVideoCirrusModeSetup (Private);\r | |
383 | break;\r | |
cdb4f5dc | 384 | case QEMU_VIDEO_BOCHS_MMIO:\r |
54f9b9ac | 385 | case QEMU_VIDEO_BOCHS:\r |
b37bcfd6 | 386 | Status = QemuVideoBochsModeSetup (Private, IsQxl);\r |
54f9b9ac | 387 | break;\r |
212aac55 | 388 | default:\r |
389 | ASSERT (FALSE);\r | |
390 | Status = EFI_DEVICE_ERROR;\r | |
391 | break;\r | |
392 | }\r | |
eaf4f336 | 393 | if (EFI_ERROR (Status)) {\r |
d89186bc | 394 | goto UninstallGopDevicePath;\r |
eaf4f336 | 395 | }\r |
396 | \r | |
d89186bc LE |
397 | //\r |
398 | // Start the GOP software stack.\r | |
399 | //\r | |
400 | Status = QemuVideoGraphicsOutputConstructor (Private);\r | |
401 | if (EFI_ERROR (Status)) {\r | |
402 | goto FreeModeData;\r | |
403 | }\r | |
4374c2e5 | 404 | \r |
d89186bc LE |
405 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
406 | &Private->Handle,\r | |
407 | &gEfiGraphicsOutputProtocolGuid,\r | |
408 | &Private->GraphicsOutput,\r | |
409 | NULL\r | |
4374c2e5 | 410 | );\r |
d89186bc LE |
411 | if (EFI_ERROR (Status)) {\r |
412 | goto DestructQemuVideoGraphics;\r | |
eaf4f336 | 413 | }\r |
414 | \r | |
d89186bc LE |
415 | //\r |
416 | // Reference parent handle from child handle.\r | |
417 | //\r | |
418 | Status = gBS->OpenProtocol (\r | |
419 | Controller,\r | |
420 | &gEfiPciIoProtocolGuid,\r | |
421 | (VOID **) &ChildPciIo,\r | |
422 | This->DriverBindingHandle,\r | |
423 | Private->Handle,\r | |
424 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
425 | );\r | |
eaf4f336 | 426 | if (EFI_ERROR (Status)) {\r |
d89186bc LE |
427 | goto UninstallGop;\r |
428 | }\r | |
eaf4f336 | 429 | \r |
84a75f70 | 430 | #if defined MDE_CPU_IA32 || defined MDE_CPU_X64\r |
90803342 LE |
431 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO ||\r |
432 | Private->Variant == QEMU_VIDEO_BOCHS) {\r | |
433 | InstallVbeShim (Card->Name, Private->GraphicsOutput.Mode->FrameBufferBase);\r | |
434 | }\r | |
84a75f70 | 435 | #endif\r |
90803342 | 436 | \r |
9c08bbe5 | 437 | gBS->RestoreTPL (OldTpl);\r |
d89186bc LE |
438 | return EFI_SUCCESS;\r |
439 | \r | |
440 | UninstallGop:\r | |
441 | gBS->UninstallProtocolInterface (Private->Handle,\r | |
442 | &gEfiGraphicsOutputProtocolGuid, &Private->GraphicsOutput);\r | |
443 | \r | |
444 | DestructQemuVideoGraphics:\r | |
445 | QemuVideoGraphicsOutputDestructor (Private);\r | |
446 | \r | |
447 | FreeModeData:\r | |
448 | FreePool (Private->ModeData);\r | |
449 | \r | |
450 | UninstallGopDevicePath:\r | |
d89186bc LE |
451 | gBS->UninstallProtocolInterface (Private->Handle,\r |
452 | &gEfiDevicePathProtocolGuid, Private->GopDevicePath);\r | |
453 | \r | |
454 | FreeGopDevicePath:\r | |
42d0cad7 | 455 | FreePool (Private->GopDevicePath);\r |
eaf4f336 | 456 | \r |
d89186bc LE |
457 | RestoreAttributes:\r |
458 | Private->PciIo->Attributes (Private->PciIo, EfiPciIoAttributeOperationSet,\r | |
459 | Private->OriginalPciAttributes, NULL);\r | |
460 | \r | |
461 | ClosePciIo:\r | |
462 | gBS->CloseProtocol (Controller, &gEfiPciIoProtocolGuid,\r | |
463 | This->DriverBindingHandle, Controller);\r | |
464 | \r | |
465 | FreePrivate:\r | |
466 | FreePool (Private);\r | |
467 | \r | |
9c08bbe5 LE |
468 | RestoreTpl:\r |
469 | gBS->RestoreTPL (OldTpl);\r | |
470 | \r | |
eaf4f336 | 471 | return Status;\r |
472 | }\r | |
473 | \r | |
474 | /**\r | |
475 | Stop this device\r | |
476 | \r | |
477 | @param This The USB bus driver binding protocol.\r | |
478 | @param Controller The controller to release.\r | |
479 | @param NumberOfChildren The number of children of this device that\r | |
480 | opened the controller BY_CHILD.\r | |
481 | @param ChildHandleBuffer The array of child handle.\r | |
482 | \r | |
483 | @retval EFI_SUCCESS The controller or children are stopped.\r | |
484 | @retval EFI_DEVICE_ERROR Failed to stop the driver.\r | |
485 | \r | |
486 | **/\r | |
487 | EFI_STATUS\r | |
488 | EFIAPI\r | |
489 | QemuVideoControllerDriverStop (\r | |
490 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
491 | IN EFI_HANDLE Controller,\r | |
492 | IN UINTN NumberOfChildren,\r | |
493 | IN EFI_HANDLE *ChildHandleBuffer\r | |
494 | )\r | |
495 | {\r | |
496 | EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r | |
497 | \r | |
498 | EFI_STATUS Status;\r | |
499 | QEMU_VIDEO_PRIVATE_DATA *Private;\r | |
500 | \r | |
99a6dce3 LE |
501 | if (NumberOfChildren == 0) {\r |
502 | //\r | |
503 | // Close the PCI I/O Protocol\r | |
504 | //\r | |
505 | gBS->CloseProtocol (\r | |
506 | Controller,\r | |
507 | &gEfiPciIoProtocolGuid,\r | |
508 | This->DriverBindingHandle,\r | |
509 | Controller\r | |
510 | );\r | |
511 | return EFI_SUCCESS;\r | |
512 | }\r | |
513 | \r | |
514 | //\r | |
515 | // free all resources for whose access we need the child handle, because the\r | |
516 | // child handle is going away\r | |
517 | //\r | |
518 | ASSERT (NumberOfChildren == 1);\r | |
eaf4f336 | 519 | Status = gBS->OpenProtocol (\r |
99a6dce3 | 520 | ChildHandleBuffer[0],\r |
eaf4f336 | 521 | &gEfiGraphicsOutputProtocolGuid,\r |
522 | (VOID **) &GraphicsOutput,\r | |
523 | This->DriverBindingHandle,\r | |
524 | Controller,\r | |
525 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
526 | );\r | |
527 | if (EFI_ERROR (Status)) {\r | |
528 | return Status;\r | |
529 | }\r | |
530 | \r | |
531 | //\r | |
532 | // Get our private context information\r | |
533 | //\r | |
534 | Private = QEMU_VIDEO_PRIVATE_DATA_FROM_GRAPHICS_OUTPUT_THIS (GraphicsOutput);\r | |
99a6dce3 | 535 | ASSERT (Private->Handle == ChildHandleBuffer[0]);\r |
eaf4f336 | 536 | \r |
537 | QemuVideoGraphicsOutputDestructor (Private);\r | |
538 | //\r | |
539 | // Remove the GOP protocol interface from the system\r | |
540 | //\r | |
541 | Status = gBS->UninstallMultipleProtocolInterfaces (\r | |
542 | Private->Handle,\r | |
543 | &gEfiGraphicsOutputProtocolGuid,\r | |
544 | &Private->GraphicsOutput,\r | |
545 | NULL\r | |
546 | );\r | |
547 | \r | |
548 | if (EFI_ERROR (Status)) {\r | |
549 | return Status;\r | |
550 | }\r | |
551 | \r | |
552 | //\r | |
553 | // Restore original PCI attributes\r | |
554 | //\r | |
555 | Private->PciIo->Attributes (\r | |
556 | Private->PciIo,\r | |
557 | EfiPciIoAttributeOperationSet,\r | |
558 | Private->OriginalPciAttributes,\r | |
559 | NULL\r | |
560 | );\r | |
561 | \r | |
4374c2e5 CR |
562 | gBS->CloseProtocol (\r |
563 | Controller,\r | |
564 | &gEfiPciIoProtocolGuid,\r | |
565 | This->DriverBindingHandle,\r | |
566 | Private->Handle\r | |
567 | );\r | |
568 | \r | |
847e4c34 LE |
569 | FreePool (Private->ModeData);\r |
570 | gBS->UninstallProtocolInterface (Private->Handle,\r | |
571 | &gEfiDevicePathProtocolGuid, Private->GopDevicePath);\r | |
572 | FreePool (Private->GopDevicePath);\r | |
573 | \r | |
eaf4f336 | 574 | //\r |
575 | // Free our instance data\r | |
576 | //\r | |
577 | gBS->FreePool (Private);\r | |
578 | \r | |
579 | return EFI_SUCCESS;\r | |
580 | }\r | |
581 | \r | |
582 | /**\r | |
583 | TODO: Add function description\r | |
584 | \r | |
585 | @param Private TODO: add argument description\r | |
586 | @param Address TODO: add argument description\r | |
587 | @param Data TODO: add argument description\r | |
588 | \r | |
589 | TODO: add return values\r | |
590 | \r | |
591 | **/\r | |
592 | VOID\r | |
593 | outb (\r | |
594 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
595 | UINTN Address,\r | |
596 | UINT8 Data\r | |
597 | )\r | |
598 | {\r | |
599 | Private->PciIo->Io.Write (\r | |
600 | Private->PciIo,\r | |
601 | EfiPciIoWidthUint8,\r | |
602 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
603 | Address,\r | |
604 | 1,\r | |
605 | &Data\r | |
606 | );\r | |
607 | }\r | |
608 | \r | |
609 | /**\r | |
610 | TODO: Add function description\r | |
611 | \r | |
612 | @param Private TODO: add argument description\r | |
613 | @param Address TODO: add argument description\r | |
614 | @param Data TODO: add argument description\r | |
615 | \r | |
616 | TODO: add return values\r | |
617 | \r | |
618 | **/\r | |
619 | VOID\r | |
620 | outw (\r | |
621 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
622 | UINTN Address,\r | |
623 | UINT16 Data\r | |
624 | )\r | |
625 | {\r | |
626 | Private->PciIo->Io.Write (\r | |
627 | Private->PciIo,\r | |
628 | EfiPciIoWidthUint16,\r | |
629 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
630 | Address,\r | |
631 | 1,\r | |
632 | &Data\r | |
633 | );\r | |
634 | }\r | |
635 | \r | |
636 | /**\r | |
637 | TODO: Add function description\r | |
638 | \r | |
639 | @param Private TODO: add argument description\r | |
640 | @param Address TODO: add argument description\r | |
641 | \r | |
642 | TODO: add return values\r | |
643 | \r | |
644 | **/\r | |
645 | UINT8\r | |
646 | inb (\r | |
647 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
648 | UINTN Address\r | |
649 | )\r | |
650 | {\r | |
651 | UINT8 Data;\r | |
652 | \r | |
653 | Private->PciIo->Io.Read (\r | |
654 | Private->PciIo,\r | |
655 | EfiPciIoWidthUint8,\r | |
656 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
657 | Address,\r | |
658 | 1,\r | |
659 | &Data\r | |
660 | );\r | |
661 | return Data;\r | |
662 | }\r | |
663 | \r | |
664 | /**\r | |
665 | TODO: Add function description\r | |
666 | \r | |
667 | @param Private TODO: add argument description\r | |
668 | @param Address TODO: add argument description\r | |
669 | \r | |
670 | TODO: add return values\r | |
671 | \r | |
672 | **/\r | |
673 | UINT16\r | |
674 | inw (\r | |
675 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
676 | UINTN Address\r | |
677 | )\r | |
678 | {\r | |
679 | UINT16 Data;\r | |
680 | \r | |
681 | Private->PciIo->Io.Read (\r | |
682 | Private->PciIo,\r | |
683 | EfiPciIoWidthUint16,\r | |
684 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
685 | Address,\r | |
686 | 1,\r | |
687 | &Data\r | |
688 | );\r | |
689 | return Data;\r | |
690 | }\r | |
691 | \r | |
692 | /**\r | |
693 | TODO: Add function description\r | |
694 | \r | |
695 | @param Private TODO: add argument description\r | |
696 | @param Index TODO: add argument description\r | |
697 | @param Red TODO: add argument description\r | |
698 | @param Green TODO: add argument description\r | |
699 | @param Blue TODO: add argument description\r | |
700 | \r | |
701 | TODO: add return values\r | |
702 | \r | |
703 | **/\r | |
704 | VOID\r | |
705 | SetPaletteColor (\r | |
706 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
707 | UINTN Index,\r | |
708 | UINT8 Red,\r | |
709 | UINT8 Green,\r | |
710 | UINT8 Blue\r | |
711 | )\r | |
712 | {\r | |
cdb4f5dc | 713 | VgaOutb (Private, PALETTE_INDEX_REGISTER, (UINT8) Index);\r |
714 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Red >> 2));\r | |
715 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Green >> 2));\r | |
716 | VgaOutb (Private, PALETTE_DATA_REGISTER, (UINT8) (Blue >> 2));\r | |
eaf4f336 | 717 | }\r |
718 | \r | |
719 | /**\r | |
720 | TODO: Add function description\r | |
721 | \r | |
722 | @param Private TODO: add argument description\r | |
723 | \r | |
724 | TODO: add return values\r | |
725 | \r | |
726 | **/\r | |
727 | VOID\r | |
728 | SetDefaultPalette (\r | |
729 | QEMU_VIDEO_PRIVATE_DATA *Private\r | |
730 | )\r | |
731 | {\r | |
732 | UINTN Index;\r | |
733 | UINTN RedIndex;\r | |
734 | UINTN GreenIndex;\r | |
735 | UINTN BlueIndex;\r | |
736 | \r | |
737 | Index = 0;\r | |
738 | for (RedIndex = 0; RedIndex < 8; RedIndex++) {\r | |
739 | for (GreenIndex = 0; GreenIndex < 8; GreenIndex++) {\r | |
740 | for (BlueIndex = 0; BlueIndex < 4; BlueIndex++) {\r | |
741 | SetPaletteColor (Private, Index, (UINT8) (RedIndex << 5), (UINT8) (GreenIndex << 5), (UINT8) (BlueIndex << 6));\r | |
742 | Index++;\r | |
743 | }\r | |
744 | }\r | |
745 | }\r | |
746 | }\r | |
747 | \r | |
748 | /**\r | |
749 | TODO: Add function description\r | |
750 | \r | |
751 | @param Private TODO: add argument description\r | |
752 | \r | |
753 | TODO: add return values\r | |
754 | \r | |
755 | **/\r | |
756 | VOID\r | |
757 | ClearScreen (\r | |
758 | QEMU_VIDEO_PRIVATE_DATA *Private\r | |
759 | )\r | |
760 | {\r | |
761 | UINT32 Color;\r | |
762 | \r | |
763 | Color = 0;\r | |
764 | Private->PciIo->Mem.Write (\r | |
765 | Private->PciIo,\r | |
766 | EfiPciIoWidthFillUint32,\r | |
1358ecb7 | 767 | 0,\r |
eaf4f336 | 768 | 0,\r |
769 | 0x400000 >> 2,\r | |
770 | &Color\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 | \r | |
779 | TODO: add return values\r | |
780 | \r | |
781 | **/\r | |
782 | VOID\r | |
783 | DrawLogo (\r | |
784 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
785 | UINTN ScreenWidth,\r | |
786 | UINTN ScreenHeight\r | |
787 | )\r | |
788 | {\r | |
789 | }\r | |
790 | \r | |
791 | /**\r | |
792 | TODO: Add function description\r | |
793 | \r | |
794 | @param Private TODO: add argument description\r | |
795 | @param ModeData TODO: add argument description\r | |
796 | \r | |
797 | TODO: add return values\r | |
798 | \r | |
799 | **/\r | |
800 | VOID\r | |
212aac55 | 801 | InitializeCirrusGraphicsMode (\r |
eaf4f336 | 802 | QEMU_VIDEO_PRIVATE_DATA *Private,\r |
212aac55 | 803 | QEMU_VIDEO_CIRRUS_MODES *ModeData\r |
eaf4f336 | 804 | )\r |
805 | {\r | |
806 | UINT8 Byte;\r | |
807 | UINTN Index;\r | |
eaf4f336 | 808 | \r |
809 | outw (Private, SEQ_ADDRESS_REGISTER, 0x1206);\r | |
810 | outw (Private, SEQ_ADDRESS_REGISTER, 0x0012);\r | |
811 | \r | |
812 | for (Index = 0; Index < 15; Index++) {\r | |
813 | outw (Private, SEQ_ADDRESS_REGISTER, ModeData->SeqSettings[Index]);\r | |
814 | }\r | |
815 | \r | |
212aac55 | 816 | if (Private->Variant == QEMU_VIDEO_CIRRUS_5430) {\r |
eaf4f336 | 817 | outb (Private, SEQ_ADDRESS_REGISTER, 0x0f);\r |
818 | Byte = (UINT8) ((inb (Private, SEQ_DATA_REGISTER) & 0xc7) ^ 0x30);\r | |
819 | outb (Private, SEQ_DATA_REGISTER, Byte);\r | |
820 | }\r | |
821 | \r | |
822 | outb (Private, MISC_OUTPUT_REGISTER, ModeData->MiscSetting);\r | |
823 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x0506);\r | |
824 | outw (Private, SEQ_ADDRESS_REGISTER, 0x0300);\r | |
825 | outw (Private, CRTC_ADDRESS_REGISTER, 0x2011);\r | |
826 | \r | |
827 | for (Index = 0; Index < 28; Index++) {\r | |
828 | outw (Private, CRTC_ADDRESS_REGISTER, (UINT16) ((ModeData->CrtcSettings[Index] << 8) | Index));\r | |
829 | }\r | |
830 | \r | |
831 | for (Index = 0; Index < 9; Index++) {\r | |
832 | outw (Private, GRAPH_ADDRESS_REGISTER, (UINT16) ((GraphicsController[Index] << 8) | Index));\r | |
833 | }\r | |
834 | \r | |
835 | inb (Private, INPUT_STATUS_1_REGISTER);\r | |
836 | \r | |
837 | for (Index = 0; Index < 21; Index++) {\r | |
838 | outb (Private, ATT_ADDRESS_REGISTER, (UINT8) Index);\r | |
839 | outb (Private, ATT_ADDRESS_REGISTER, AttributeController[Index]);\r | |
840 | }\r | |
841 | \r | |
842 | outb (Private, ATT_ADDRESS_REGISTER, 0x20);\r | |
843 | \r | |
844 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x0009);\r | |
845 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x000a);\r | |
846 | outw (Private, GRAPH_ADDRESS_REGISTER, 0x000b);\r | |
847 | outb (Private, DAC_PIXEL_MASK_REGISTER, 0xff);\r | |
848 | \r | |
54f9b9ac | 849 | SetDefaultPalette (Private);\r |
850 | ClearScreen (Private);\r | |
851 | }\r | |
852 | \r | |
853 | VOID\r | |
854 | BochsWrite (\r | |
855 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
856 | UINT16 Reg,\r | |
857 | UINT16 Data\r | |
858 | )\r | |
859 | {\r | |
cdb4f5dc | 860 | EFI_STATUS Status;\r |
861 | \r | |
862 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
863 | Status = Private->PciIo->Mem.Write (\r | |
864 | Private->PciIo,\r | |
865 | EfiPciIoWidthUint16,\r | |
866 | PCI_BAR_IDX2,\r | |
867 | 0x500 + (Reg << 1),\r | |
868 | 1,\r | |
869 | &Data\r | |
870 | );\r | |
871 | ASSERT_EFI_ERROR (Status);\r | |
872 | } else {\r | |
873 | outw (Private, VBE_DISPI_IOPORT_INDEX, Reg);\r | |
874 | outw (Private, VBE_DISPI_IOPORT_DATA, Data);\r | |
875 | }\r | |
54f9b9ac | 876 | }\r |
877 | \r | |
878 | UINT16\r | |
879 | BochsRead (\r | |
880 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
881 | UINT16 Reg\r | |
882 | )\r | |
883 | {\r | |
cdb4f5dc | 884 | EFI_STATUS Status;\r |
885 | UINT16 Data;\r | |
886 | \r | |
887 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
888 | Status = Private->PciIo->Mem.Read (\r | |
889 | Private->PciIo,\r | |
890 | EfiPciIoWidthUint16,\r | |
891 | PCI_BAR_IDX2,\r | |
892 | 0x500 + (Reg << 1),\r | |
893 | 1,\r | |
894 | &Data\r | |
895 | );\r | |
896 | ASSERT_EFI_ERROR (Status);\r | |
897 | } else {\r | |
898 | outw (Private, VBE_DISPI_IOPORT_INDEX, Reg);\r | |
899 | Data = inw (Private, VBE_DISPI_IOPORT_DATA);\r | |
900 | }\r | |
54f9b9ac | 901 | return Data;\r |
902 | }\r | |
903 | \r | |
cdb4f5dc | 904 | VOID\r |
905 | VgaOutb (\r | |
906 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
907 | UINTN Reg,\r | |
908 | UINT8 Data\r | |
909 | )\r | |
910 | {\r | |
911 | EFI_STATUS Status;\r | |
912 | \r | |
913 | if (Private->Variant == QEMU_VIDEO_BOCHS_MMIO) {\r | |
914 | Status = Private->PciIo->Mem.Write (\r | |
915 | Private->PciIo,\r | |
916 | EfiPciIoWidthUint8,\r | |
917 | PCI_BAR_IDX2,\r | |
918 | 0x400 - 0x3c0 + Reg,\r | |
919 | 1,\r | |
920 | &Data\r | |
921 | );\r | |
922 | ASSERT_EFI_ERROR (Status);\r | |
923 | } else {\r | |
924 | outb (Private, Reg, Data);\r | |
925 | }\r | |
926 | }\r | |
927 | \r | |
54f9b9ac | 928 | VOID\r |
929 | InitializeBochsGraphicsMode (\r | |
930 | QEMU_VIDEO_PRIVATE_DATA *Private,\r | |
931 | QEMU_VIDEO_BOCHS_MODES *ModeData\r | |
932 | )\r | |
933 | {\r | |
934 | DEBUG ((EFI_D_INFO, "InitializeBochsGraphicsMode: %dx%d @ %d\n",\r | |
935 | ModeData->Width, ModeData->Height, ModeData->ColorDepth));\r | |
936 | \r | |
937 | /* unblank */\r | |
cdb4f5dc | 938 | VgaOutb (Private, ATT_ADDRESS_REGISTER, 0x20);\r |
54f9b9ac | 939 | \r |
940 | BochsWrite (Private, VBE_DISPI_INDEX_ENABLE, 0);\r | |
941 | BochsWrite (Private, VBE_DISPI_INDEX_BANK, 0);\r | |
942 | BochsWrite (Private, VBE_DISPI_INDEX_X_OFFSET, 0);\r | |
943 | BochsWrite (Private, VBE_DISPI_INDEX_Y_OFFSET, 0);\r | |
944 | \r | |
945 | BochsWrite (Private, VBE_DISPI_INDEX_BPP, (UINT16) ModeData->ColorDepth);\r | |
946 | BochsWrite (Private, VBE_DISPI_INDEX_XRES, (UINT16) ModeData->Width);\r | |
947 | BochsWrite (Private, VBE_DISPI_INDEX_VIRT_WIDTH, (UINT16) ModeData->Width);\r | |
948 | BochsWrite (Private, VBE_DISPI_INDEX_YRES, (UINT16) ModeData->Height);\r | |
949 | BochsWrite (Private, VBE_DISPI_INDEX_VIRT_HEIGHT, (UINT16) ModeData->Height);\r | |
950 | \r | |
951 | BochsWrite (Private, VBE_DISPI_INDEX_ENABLE,\r | |
952 | VBE_DISPI_ENABLED | VBE_DISPI_LFB_ENABLED);\r | |
953 | \r | |
eaf4f336 | 954 | SetDefaultPalette (Private);\r |
955 | ClearScreen (Private);\r | |
956 | }\r | |
957 | \r | |
958 | EFI_STATUS\r | |
959 | EFIAPI\r | |
960 | InitializeQemuVideo (\r | |
961 | IN EFI_HANDLE ImageHandle,\r | |
962 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
963 | )\r | |
964 | {\r | |
965 | EFI_STATUS Status;\r | |
966 | \r | |
967 | Status = EfiLibInstallDriverBindingComponentName2 (\r | |
968 | ImageHandle,\r | |
969 | SystemTable,\r | |
970 | &gQemuVideoDriverBinding,\r | |
971 | ImageHandle,\r | |
972 | &gQemuVideoComponentName,\r | |
973 | &gQemuVideoComponentName2\r | |
974 | );\r | |
975 | ASSERT_EFI_ERROR (Status);\r | |
976 | \r | |
977 | //\r | |
978 | // Install EFI Driver Supported EFI Version Protocol required for\r | |
979 | // EFI drivers that are on PCI and other plug in cards.\r | |
980 | //\r | |
981 | gQemuVideoDriverSupportedEfiVersion.FirmwareVersion = PcdGet32 (PcdDriverSupportedEfiVersion);\r | |
982 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
983 | &ImageHandle,\r | |
984 | &gEfiDriverSupportedEfiVersionProtocolGuid,\r | |
985 | &gQemuVideoDriverSupportedEfiVersion,\r | |
986 | NULL\r | |
987 | );\r | |
988 | ASSERT_EFI_ERROR (Status);\r | |
989 | \r | |
990 | return Status;\r | |
991 | }\r |