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878ddf1f | 1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2006, Intel Corporation \r | |
4 | All rights reserved. This program and the accompanying materials \r | |
5 | are licensed and made available under the terms and conditions of the BSD License \r | |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | UsbBus.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | USB Bus Driver\r | |
19 | \r | |
20 | Revision History\r | |
21 | \r | |
22 | --*/\r | |
23 | \r | |
24 | #include "usbbus.h"\r | |
25 | \r | |
71a62114 | 26 | \r |
27 | GLOBAL_REMOVE_IF_UNREFERENCED UINTN gUSBDebugLevel = EFI_D_INFO;\r | |
28 | GLOBAL_REMOVE_IF_UNREFERENCED UINTN gUSBErrorLevel = EFI_D_ERROR;\r | |
562d2849 | 29 | \r |
878ddf1f | 30 | //\r |
31 | // The UsbBusProtocol is just used to locate USB_BUS_CONTROLLER\r | |
32 | // structure in the UsbBusDriverControllerDriverStop(). Then we can\r | |
33 | // Close all opened protocols and release this structure.\r | |
34 | //\r | |
35 | STATIC EFI_GUID mUsbBusProtocolGuid = EFI_USB_BUS_PROTOCOL_GUID;\r | |
36 | \r | |
37 | \r | |
38 | \r | |
39 | //\r | |
40 | // EFI_DRIVER_BINDING_PROTOCOL Protocol Interface\r | |
41 | //\r | |
42 | EFI_STATUS\r | |
43 | EFIAPI\r | |
44 | UsbBusControllerDriverSupported (\r | |
45 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
46 | IN EFI_HANDLE Controller,\r | |
47 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
48 | );\r | |
49 | \r | |
50 | EFI_STATUS\r | |
51 | EFIAPI\r | |
52 | UsbBusControllerDriverStart (\r | |
53 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
54 | IN EFI_HANDLE Controller,\r | |
55 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
56 | );\r | |
57 | \r | |
58 | EFI_STATUS\r | |
59 | EFIAPI\r | |
60 | UsbBusControllerDriverStop (\r | |
61 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
62 | IN EFI_HANDLE Controller,\r | |
63 | IN UINTN NumberOfChildren,\r | |
64 | IN EFI_HANDLE *ChildHandleBuffer\r | |
65 | );\r | |
66 | \r | |
67 | EFI_DRIVER_BINDING_PROTOCOL gUsbBusDriverBinding = {\r | |
68 | UsbBusControllerDriverSupported,\r | |
69 | UsbBusControllerDriverStart,\r | |
70 | UsbBusControllerDriverStop,\r | |
61fb1657 | 71 | 0xa,\r |
878ddf1f | 72 | NULL,\r |
73 | NULL\r | |
74 | };\r | |
75 | \r | |
76 | //\r | |
77 | // Internal use only\r | |
78 | //\r | |
79 | STATIC\r | |
80 | EFI_STATUS\r | |
81 | ReportUsbStatusCode (\r | |
82 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusController,\r | |
83 | IN EFI_STATUS_CODE_TYPE Type,\r | |
84 | IN EFI_STATUS_CODE_VALUE Code\r | |
85 | );\r | |
86 | \r | |
878ddf1f | 87 | STATIC\r |
88 | USB_IO_CONTROLLER_DEVICE *\r | |
89 | CreateUsbIoControllerDevice (\r | |
90 | VOID\r | |
91 | );\r | |
92 | \r | |
93 | STATIC\r | |
94 | EFI_STATUS\r | |
95 | InitUsbIoController (\r | |
96 | IN USB_IO_CONTROLLER_DEVICE *UsbIoController\r | |
97 | );\r | |
98 | \r | |
99 | //\r | |
100 | // USB Device Configuration / Deconfiguration\r | |
101 | //\r | |
102 | STATIC\r | |
103 | EFI_STATUS\r | |
104 | UsbDeviceConfiguration (\r | |
105 | IN USB_IO_CONTROLLER_DEVICE *ParentHubController,\r | |
106 | IN EFI_HANDLE HostController,\r | |
107 | IN UINT8 ParentPort,\r | |
108 | IN USB_IO_DEVICE *UsbIoDevice\r | |
109 | );\r | |
110 | \r | |
111 | //\r | |
112 | // Usb Bus enumeration function\r | |
113 | //\r | |
114 | STATIC\r | |
115 | VOID\r | |
562d2849 | 116 | RootHubEnumeration (\r |
117 | IN EFI_EVENT Event,\r | |
118 | IN VOID *Context\r | |
119 | );\r | |
120 | \r | |
121 | STATIC\r | |
122 | VOID\r | |
123 | HubEnumeration (\r | |
878ddf1f | 124 | IN EFI_EVENT Event,\r |
125 | IN VOID *Context\r | |
126 | );\r | |
127 | \r | |
562d2849 | 128 | STATIC\r |
129 | EFI_STATUS\r | |
130 | UsbSetTransactionTranslator (\r | |
131 | IN USB_IO_CONTROLLER_DEVICE *ParentHubController,\r | |
132 | IN UINT8 ParentPort,\r | |
133 | IN OUT USB_IO_DEVICE *Device\r | |
134 | );\r | |
135 | \r | |
136 | STATIC\r | |
137 | EFI_STATUS\r | |
138 | UsbUnsetTransactionTranslator (\r | |
139 | USB_IO_DEVICE *Device\r | |
140 | );\r | |
141 | \r | |
142 | STATIC\r | |
143 | EFI_STATUS\r | |
144 | IdentifyDeviceSpeed (\r | |
145 | USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
146 | USB_IO_DEVICE *NewDevice,\r | |
147 | UINT8 Index\r | |
148 | );\r | |
149 | \r | |
150 | STATIC\r | |
151 | EFI_STATUS\r | |
152 | ReleasePortToCHC (\r | |
153 | USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
154 | UINT8 PortNum\r | |
155 | );\r | |
156 | \r | |
878ddf1f | 157 | EFI_STATUS\r |
158 | ResetRootPort (\r | |
562d2849 | 159 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r |
160 | IN UINT8 PortNum,\r | |
161 | IN UINT8 RetryTimes\r | |
878ddf1f | 162 | );\r |
163 | \r | |
164 | EFI_STATUS\r | |
165 | ResetHubPort (\r | |
166 | IN USB_IO_CONTROLLER_DEVICE *UsbIoController,\r | |
167 | IN UINT8 PortIndex\r | |
168 | );\r | |
169 | \r | |
878ddf1f | 170 | STATIC\r |
171 | EFI_STATUS\r | |
172 | ParentPortReset (\r | |
173 | IN USB_IO_CONTROLLER_DEVICE *UsbIoController,\r | |
174 | IN BOOLEAN ReConfigure,\r | |
175 | IN UINT8 RetryTimes\r | |
176 | );\r | |
177 | \r | |
178 | //\r | |
179 | // Following are address allocate and free functions\r | |
180 | //\r | |
181 | STATIC\r | |
182 | UINT8\r | |
183 | UsbAllocateAddress (\r | |
184 | IN UINT8 *AddressPool\r | |
185 | )\r | |
562d2849 | 186 | /*++\r |
187 | \r | |
188 | Routine Description:\r | |
189 | Allocate address for usb device\r | |
190 | \r | |
191 | Arguments:\r | |
192 | AddressPool - Pool of usb device address\r | |
193 | \r | |
194 | Returns:\r | |
195 | Usb device address\r | |
196 | \r | |
197 | --*/\r | |
878ddf1f | 198 | {\r |
199 | UINT8 ByteIndex;\r | |
200 | UINT8 BitIndex;\r | |
201 | \r | |
202 | for (ByteIndex = 0; ByteIndex < 16; ByteIndex++) {\r | |
203 | for (BitIndex = 0; BitIndex < 8; BitIndex++) {\r | |
204 | if ((AddressPool[ByteIndex] & (1 << BitIndex)) == 0) {\r | |
205 | //\r | |
206 | // Found one, covert to address, and mark it use\r | |
207 | //\r | |
617de480 | 208 | AddressPool[ByteIndex] = (UINT8) (AddressPool[ByteIndex] | (1 << BitIndex));\r |
878ddf1f | 209 | return (UINT8) (ByteIndex * 8 + BitIndex);\r |
210 | }\r | |
211 | }\r | |
212 | }\r | |
213 | \r | |
214 | return 0;\r | |
215 | \r | |
216 | }\r | |
217 | \r | |
218 | STATIC\r | |
219 | VOID\r | |
220 | UsbFreeAddress (\r | |
221 | IN UINT8 DevAddress,\r | |
222 | IN UINT8 *AddressPool\r | |
223 | )\r | |
562d2849 | 224 | /*++\r |
225 | \r | |
226 | Routine Description:\r | |
227 | Free address for usb device\r | |
228 | \r | |
229 | Arguments:\r | |
230 | DevAddress - Usb device address\r | |
231 | AddressPool - Pool of usb device address\r | |
232 | \r | |
233 | Returns:\r | |
234 | VOID\r | |
235 | \r | |
236 | --*/\r | |
878ddf1f | 237 | {\r |
238 | UINT8 WhichByte;\r | |
239 | UINT8 WhichBit;\r | |
240 | //\r | |
241 | // Locate the position\r | |
242 | //\r | |
243 | WhichByte = (UINT8) (DevAddress / 8);\r | |
244 | WhichBit = (UINT8) (DevAddress & 0x7);\r | |
245 | \r | |
617de480 | 246 | AddressPool[WhichByte] = (UINT8) (AddressPool[WhichByte] & (~(1 << WhichBit)));\r |
878ddf1f | 247 | }\r |
248 | \r | |
249 | EFI_STATUS\r | |
250 | EFIAPI\r | |
251 | UsbBusControllerDriverSupported (\r | |
252 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
253 | IN EFI_HANDLE Controller,\r | |
254 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
255 | )\r | |
256 | /*++\r | |
257 | \r | |
258 | Routine Description:\r | |
259 | Test to see if this driver supports ControllerHandle. Any ControllerHandle\r | |
260 | that has UsbHcProtocol installed will be supported.\r | |
261 | \r | |
262 | Arguments:\r | |
263 | This - Protocol instance pointer.\r | |
562d2849 | 264 | Controller - Handle of device to test\r |
265 | RemainingDevicePath - Device Path Protocol instance pointer\r | |
878ddf1f | 266 | \r |
267 | Returns:\r | |
268 | EFI_SUCCESS - This driver supports this device.\r | |
269 | EFI_UNSUPPORTED - This driver does not support this device.\r | |
270 | \r | |
271 | --*/\r | |
272 | {\r | |
562d2849 | 273 | EFI_STATUS Status;\r |
274 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
275 | EFI_USB2_HC_PROTOCOL *Usb2Hc;\r | |
276 | EFI_USB_HC_PROTOCOL *UsbHc;\r | |
277 | EFI_DEV_PATH_PTR Node;\r | |
278 | \r | |
279 | //\r | |
280 | // Check Device Path\r | |
281 | //\r | |
282 | if (RemainingDevicePath != NULL) {\r | |
283 | Node.DevPath = RemainingDevicePath;\r | |
284 | if (Node.DevPath->Type != MESSAGING_DEVICE_PATH ||\r | |
285 | Node.DevPath->SubType != MSG_USB_DP ||\r | |
286 | DevicePathNodeLength(Node.DevPath) != sizeof(USB_DEVICE_PATH)) {\r | |
287 | return EFI_UNSUPPORTED;\r | |
288 | }\r | |
289 | }\r | |
290 | \r | |
291 | //\r | |
292 | // Open the IO Abstraction(s) needed to perform the supported test\r | |
293 | //\r | |
294 | Status = gBS->OpenProtocol (\r | |
295 | Controller,\r | |
296 | &gEfiDevicePathProtocolGuid,\r | |
297 | (VOID **) &ParentDevicePath,\r | |
298 | This->DriverBindingHandle,\r | |
299 | Controller,\r | |
300 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
301 | );\r | |
302 | if (Status == EFI_ALREADY_STARTED) {\r | |
303 | return EFI_SUCCESS;\r | |
304 | }\r | |
878ddf1f | 305 | \r |
562d2849 | 306 | if (EFI_ERROR (Status)) {\r |
307 | return Status;\r | |
308 | }\r | |
309 | \r | |
310 | gBS->CloseProtocol (\r | |
311 | Controller,\r | |
312 | &gEfiDevicePathProtocolGuid,\r | |
313 | This->DriverBindingHandle,\r | |
314 | Controller\r | |
315 | );\r | |
316 | \r | |
878ddf1f | 317 | //\r |
318 | // Check whether USB Host Controller Protocol is already\r | |
319 | // installed on this handle. If it is installed, we can start\r | |
320 | // USB Bus Driver now.\r | |
321 | //\r | |
562d2849 | 322 | Status = gBS->OpenProtocol (\r |
323 | Controller,\r | |
324 | &gEfiUsb2HcProtocolGuid,\r | |
325 | (VOID **) &Usb2Hc,\r | |
326 | This->DriverBindingHandle,\r | |
327 | Controller,\r | |
328 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
329 | );\r | |
330 | if (Status == EFI_ALREADY_STARTED) {\r | |
331 | return EFI_SUCCESS;\r | |
332 | }\r | |
333 | \r | |
334 | if (EFI_ERROR (Status)) {\r | |
335 | Status = gBS->OpenProtocol (\r | |
336 | Controller,\r | |
337 | &gEfiUsbHcProtocolGuid,\r | |
338 | (VOID **) &UsbHc,\r | |
339 | This->DriverBindingHandle,\r | |
340 | Controller,\r | |
341 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
342 | );\r | |
343 | if (Status == EFI_ALREADY_STARTED) {\r | |
344 | return EFI_SUCCESS;\r | |
345 | }\r | |
346 | \r | |
347 | if (EFI_ERROR (Status)) {\r | |
348 | return Status;\r | |
349 | }\r | |
878ddf1f | 350 | \r |
562d2849 | 351 | gBS->CloseProtocol (\r |
352 | Controller,\r | |
353 | &gEfiUsbHcProtocolGuid,\r | |
354 | This->DriverBindingHandle,\r | |
355 | Controller\r | |
356 | );\r | |
357 | return EFI_SUCCESS;\r | |
878ddf1f | 358 | }\r |
562d2849 | 359 | \r |
360 | gBS->CloseProtocol (\r | |
361 | Controller,\r | |
362 | &gEfiUsb2HcProtocolGuid,\r | |
363 | This->DriverBindingHandle,\r | |
364 | Controller\r | |
365 | );\r | |
878ddf1f | 366 | \r |
562d2849 | 367 | return EFI_SUCCESS;\r |
878ddf1f | 368 | }\r |
369 | \r | |
878ddf1f | 370 | EFI_STATUS\r |
371 | EFIAPI\r | |
372 | UsbBusControllerDriverStart (\r | |
373 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
374 | IN EFI_HANDLE Controller,\r | |
375 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
376 | )\r | |
377 | /*++\r | |
378 | \r | |
379 | Routine Description:\r | |
380 | \r | |
381 | Starting the Usb Bus Driver\r | |
382 | \r | |
383 | Arguments:\r | |
384 | \r | |
385 | This - Protocol instance pointer.\r | |
386 | Controller - Handle of device to test\r | |
387 | RemainingDevicePath - Not used\r | |
388 | \r | |
389 | Returns:\r | |
390 | \r | |
391 | EFI_SUCCESS - This driver supports this device.\r | |
878ddf1f | 392 | EFI_DEVICE_ERROR - This driver cannot be started due to device\r |
878ddf1f | 393 | EFI_OUT_OF_RESOURCES- Can't allocate memory resources\r |
878ddf1f | 394 | \r |
395 | --*/\r | |
396 | {\r | |
397 | EFI_STATUS Status;\r | |
398 | EFI_STATUS OpenStatus;\r | |
399 | USB_BUS_CONTROLLER_DEVICE *UsbBusDev;\r | |
400 | USB_IO_DEVICE *RootHub;\r | |
401 | USB_IO_CONTROLLER_DEVICE *RootHubController;\r | |
562d2849 | 402 | UINT8 MaxSpeed;\r |
403 | UINT8 PortNumber;\r | |
404 | UINT8 Is64BitCapable;\r | |
878ddf1f | 405 | \r |
406 | //\r | |
407 | // Allocate USB_BUS_CONTROLLER_DEVICE structure\r | |
408 | //\r | |
409 | UsbBusDev = NULL;\r | |
410 | UsbBusDev = AllocateZeroPool (sizeof (USB_BUS_CONTROLLER_DEVICE));\r | |
411 | if (UsbBusDev == NULL) {\r | |
412 | return EFI_OUT_OF_RESOURCES;\r | |
413 | }\r | |
414 | \r | |
415 | UsbBusDev->Signature = USB_BUS_DEVICE_SIGNATURE;\r | |
416 | UsbBusDev->AddressPool[0] = 1;\r | |
417 | \r | |
418 | //\r | |
419 | // Get the Device Path Protocol on Controller's handle\r | |
420 | //\r | |
421 | OpenStatus = gBS->OpenProtocol (\r | |
422 | Controller,\r | |
423 | &gEfiDevicePathProtocolGuid,\r | |
424 | (VOID **) &UsbBusDev->DevicePath,\r | |
425 | This->DriverBindingHandle,\r | |
426 | Controller,\r | |
427 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
428 | );\r | |
429 | \r | |
430 | if (EFI_ERROR (OpenStatus)) {\r | |
431 | gBS->FreePool (UsbBusDev);\r | |
562d2849 | 432 | return OpenStatus;\r |
878ddf1f | 433 | }\r |
434 | //\r | |
435 | // Locate the Host Controller Interface\r | |
436 | //\r | |
437 | OpenStatus = gBS->OpenProtocol (\r | |
438 | Controller,\r | |
562d2849 | 439 | &gEfiUsb2HcProtocolGuid,\r |
440 | (VOID **) &(UsbBusDev->Usb2HCInterface),\r | |
878ddf1f | 441 | This->DriverBindingHandle,\r |
442 | Controller,\r | |
443 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
444 | );\r | |
562d2849 | 445 | if (EFI_ERROR (OpenStatus)) {\r |
878ddf1f | 446 | \r |
562d2849 | 447 | UsbBusDev->Hc2ProtocolSupported = FALSE;\r |
448 | OpenStatus = gBS->OpenProtocol (\r | |
449 | Controller,\r | |
450 | &gEfiUsbHcProtocolGuid,\r | |
451 | (VOID **) &(UsbBusDev->UsbHCInterface),\r | |
452 | This->DriverBindingHandle,\r | |
453 | Controller,\r | |
454 | EFI_OPEN_PROTOCOL_BY_DRIVER\r | |
455 | );\r | |
456 | if (EFI_ERROR (OpenStatus)) {\r | |
457 | //\r | |
458 | // Report Status Code here since we will reset the host controller\r | |
459 | //\r | |
460 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
461 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
462 | EFI_IO_BUS_USB | EFI_IOB_EC_CONTROLLER_ERROR,\r | |
463 | UsbBusDev->DevicePath\r | |
464 | );\r | |
878ddf1f | 465 | \r |
562d2849 | 466 | gBS->CloseProtocol (\r |
467 | Controller,\r | |
468 | &gEfiDevicePathProtocolGuid,\r | |
469 | This->DriverBindingHandle,\r | |
470 | Controller\r | |
471 | );\r | |
472 | gBS->FreePool (UsbBusDev);\r | |
473 | return OpenStatus;\r | |
474 | }\r | |
878ddf1f | 475 | \r |
562d2849 | 476 | DEBUG ((gUSBDebugLevel, "UsbHcProtocol Opened.\n"));\r |
477 | } else {\r | |
478 | DEBUG ((gUSBDebugLevel, "Usb2HcProtocol Opened.\n"));\r | |
479 | UsbBusDev->Hc2ProtocolSupported = TRUE;\r | |
878ddf1f | 480 | }\r |
481 | \r | |
878ddf1f | 482 | //\r |
483 | // Attach EFI_USB_BUS_PROTOCOL to controller handle,\r | |
484 | // for locate UsbBusDev later\r | |
485 | //\r | |
486 | Status = gBS->InstallProtocolInterface (\r | |
487 | &Controller,\r | |
488 | &mUsbBusProtocolGuid,\r | |
489 | EFI_NATIVE_INTERFACE,\r | |
490 | &UsbBusDev->BusIdentify\r | |
491 | );\r | |
492 | \r | |
493 | if (EFI_ERROR (Status)) {\r | |
494 | \r | |
495 | gBS->CloseProtocol (\r | |
496 | Controller,\r | |
497 | &gEfiDevicePathProtocolGuid,\r | |
498 | This->DriverBindingHandle,\r | |
499 | Controller\r | |
500 | );\r | |
562d2849 | 501 | if (UsbBusDev->Hc2ProtocolSupported) {\r |
502 | gBS->CloseProtocol (\r | |
503 | Controller,\r | |
504 | &gEfiUsb2HcProtocolGuid,\r | |
505 | This->DriverBindingHandle,\r | |
506 | Controller\r | |
507 | );\r | |
508 | } else {\r | |
509 | gBS->CloseProtocol (\r | |
510 | Controller,\r | |
511 | &gEfiUsbHcProtocolGuid,\r | |
512 | This->DriverBindingHandle,\r | |
513 | Controller\r | |
514 | );\r | |
515 | }\r | |
516 | \r | |
878ddf1f | 517 | gBS->FreePool (UsbBusDev);\r |
518 | return Status;\r | |
519 | }\r | |
520 | //\r | |
521 | // Add root hub to the tree\r | |
522 | //\r | |
523 | RootHub = NULL;\r | |
524 | RootHub = AllocateZeroPool (sizeof (USB_IO_DEVICE));\r | |
525 | if (RootHub == NULL) {\r | |
526 | gBS->UninstallProtocolInterface (\r | |
527 | Controller,\r | |
528 | &mUsbBusProtocolGuid,\r | |
529 | &UsbBusDev->BusIdentify\r | |
530 | );\r | |
531 | gBS->CloseProtocol (\r | |
532 | Controller,\r | |
533 | &gEfiDevicePathProtocolGuid,\r | |
534 | This->DriverBindingHandle,\r | |
535 | Controller\r | |
536 | );\r | |
562d2849 | 537 | if (UsbBusDev->Hc2ProtocolSupported) {\r |
538 | gBS->CloseProtocol (\r | |
539 | Controller,\r | |
540 | &gEfiUsb2HcProtocolGuid,\r | |
541 | This->DriverBindingHandle,\r | |
542 | Controller\r | |
543 | );\r | |
544 | } else {\r | |
545 | gBS->CloseProtocol (\r | |
546 | Controller,\r | |
547 | &gEfiUsbHcProtocolGuid,\r | |
548 | This->DriverBindingHandle,\r | |
549 | Controller\r | |
550 | );\r | |
551 | }\r | |
552 | \r | |
878ddf1f | 553 | gBS->FreePool (UsbBusDev);\r |
554 | return EFI_OUT_OF_RESOURCES;\r | |
555 | }\r | |
556 | \r | |
557 | RootHub->BusController = UsbBusDev;\r | |
558 | RootHub->DeviceAddress = UsbAllocateAddress (UsbBusDev->AddressPool);\r | |
559 | \r | |
560 | UsbBusDev->Root = RootHub;\r | |
561 | \r | |
562 | //\r | |
563 | // Allocate Root Hub Controller\r | |
564 | //\r | |
565 | RootHubController = CreateUsbIoControllerDevice ();\r | |
566 | if (RootHubController == NULL) {\r | |
567 | gBS->UninstallProtocolInterface (\r | |
568 | Controller,\r | |
569 | &mUsbBusProtocolGuid,\r | |
570 | &UsbBusDev->BusIdentify\r | |
571 | );\r | |
572 | gBS->CloseProtocol (\r | |
573 | Controller,\r | |
574 | &gEfiDevicePathProtocolGuid,\r | |
575 | This->DriverBindingHandle,\r | |
576 | Controller\r | |
577 | );\r | |
562d2849 | 578 | if (UsbBusDev->Hc2ProtocolSupported) {\r |
579 | gBS->CloseProtocol (\r | |
580 | Controller,\r | |
581 | &gEfiUsb2HcProtocolGuid,\r | |
582 | This->DriverBindingHandle,\r | |
583 | Controller\r | |
584 | );\r | |
585 | } else {\r | |
586 | gBS->CloseProtocol (\r | |
587 | Controller,\r | |
588 | &gEfiUsbHcProtocolGuid,\r | |
589 | This->DriverBindingHandle,\r | |
590 | Controller\r | |
591 | );\r | |
592 | }\r | |
878ddf1f | 593 | gBS->FreePool (UsbBusDev);\r |
594 | gBS->FreePool (RootHub);\r | |
595 | return EFI_OUT_OF_RESOURCES;\r | |
596 | }\r | |
597 | \r | |
562d2849 | 598 | UsbVirtualHcGetCapability (\r |
599 | UsbBusDev,\r | |
600 | &MaxSpeed,\r | |
601 | &PortNumber,\r | |
602 | &Is64BitCapable\r | |
603 | );\r | |
604 | RootHubController->DownstreamPorts = PortNumber;\r | |
605 | RootHubController->UsbDevice = RootHub;\r | |
606 | RootHubController->IsUsbHub = TRUE;\r | |
607 | RootHubController->DevicePath = UsbBusDev->DevicePath;\r | |
608 | RootHubController->HostController = Controller;\r | |
878ddf1f | 609 | \r |
562d2849 | 610 | RootHub->NumOfControllers = 1;\r |
611 | RootHub->UsbController[0] = RootHubController;\r | |
612 | RootHub->DeviceSpeed = MaxSpeed;\r | |
878ddf1f | 613 | \r |
614 | //\r | |
615 | // Report Status Code here since we will reset the host controller\r | |
616 | //\r | |
617 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
618 | EFI_PROGRESS_CODE,\r | |
619 | EFI_IO_BUS_USB | EFI_IOB_PC_RESET,\r | |
620 | UsbBusDev->DevicePath\r | |
621 | );\r | |
622 | \r | |
623 | //\r | |
624 | // Reset USB Host Controller\r | |
625 | //\r | |
562d2849 | 626 | UsbVirtualHcReset (\r |
627 | UsbBusDev,\r | |
628 | EFI_USB_HC_RESET_GLOBAL\r | |
629 | );\r | |
878ddf1f | 630 | \r |
631 | //\r | |
632 | // Report Status Code while we are going to bring up the Host Controller\r | |
633 | // and start bus enumeration\r | |
634 | //\r | |
635 | REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
636 | EFI_PROGRESS_CODE,\r | |
637 | EFI_IO_BUS_USB | EFI_IOB_PC_ENABLE,\r | |
638 | UsbBusDev->DevicePath\r | |
639 | );\r | |
640 | \r | |
641 | //\r | |
642 | // Start USB Host Controller\r | |
643 | //\r | |
562d2849 | 644 | UsbVirtualHcSetState (\r |
645 | UsbBusDev,\r | |
646 | EfiUsbHcStateOperational\r | |
647 | );\r | |
878ddf1f | 648 | \r |
649 | //\r | |
650 | // Create a timer to query root ports periodically\r | |
651 | //\r | |
652 | Status = gBS->CreateEvent (\r | |
653 | EFI_EVENT_TIMER | EFI_EVENT_NOTIFY_SIGNAL,\r | |
654 | EFI_TPL_CALLBACK,\r | |
562d2849 | 655 | RootHubEnumeration,\r |
878ddf1f | 656 | RootHubController,\r |
657 | &RootHubController->HubNotify\r | |
658 | );\r | |
659 | if (EFI_ERROR (Status)) {\r | |
660 | gBS->UninstallProtocolInterface (\r | |
661 | Controller,\r | |
662 | &mUsbBusProtocolGuid,\r | |
663 | &UsbBusDev->BusIdentify\r | |
664 | );\r | |
665 | \r | |
666 | gBS->CloseProtocol (\r | |
667 | Controller,\r | |
668 | &gEfiDevicePathProtocolGuid,\r | |
669 | This->DriverBindingHandle,\r | |
670 | Controller\r | |
671 | );\r | |
672 | \r | |
562d2849 | 673 | if (UsbBusDev->Hc2ProtocolSupported) {\r |
674 | gBS->CloseProtocol (\r | |
675 | Controller,\r | |
676 | &gEfiUsb2HcProtocolGuid,\r | |
677 | This->DriverBindingHandle,\r | |
678 | Controller\r | |
679 | );\r | |
680 | } else {\r | |
681 | gBS->CloseProtocol (\r | |
682 | Controller,\r | |
683 | &gEfiUsbHcProtocolGuid,\r | |
684 | This->DriverBindingHandle,\r | |
685 | Controller\r | |
686 | );\r | |
687 | }\r | |
878ddf1f | 688 | \r |
689 | gBS->FreePool (RootHubController);\r | |
690 | gBS->FreePool (RootHub);\r | |
691 | gBS->FreePool (UsbBusDev);\r | |
562d2849 | 692 | return EFI_OUT_OF_RESOURCES;\r |
878ddf1f | 693 | }\r |
694 | \r | |
695 | //\r | |
696 | // Before depending on the timer to check root ports periodically,\r | |
697 | // here we should check them immediately for the first time, or\r | |
698 | // there will be an interval between bus start and devices start.\r | |
699 | //\r | |
700 | gBS->SignalEvent (RootHubController->HubNotify);\r | |
701 | \r | |
702 | Status = gBS->SetTimer (\r | |
703 | RootHubController->HubNotify,\r | |
704 | TimerPeriodic,\r | |
705 | BUSPOLLING_PERIOD\r | |
706 | );\r | |
707 | if (EFI_ERROR (Status)) {\r | |
708 | gBS->UninstallProtocolInterface (\r | |
709 | Controller,\r | |
710 | &mUsbBusProtocolGuid,\r | |
711 | &UsbBusDev->BusIdentify\r | |
712 | );\r | |
713 | \r | |
714 | gBS->CloseProtocol (\r | |
715 | Controller,\r | |
716 | &gEfiDevicePathProtocolGuid,\r | |
717 | This->DriverBindingHandle,\r | |
718 | Controller\r | |
719 | );\r | |
720 | \r | |
562d2849 | 721 | if (UsbBusDev->Hc2ProtocolSupported) {\r |
722 | gBS->CloseProtocol (\r | |
723 | Controller,\r | |
724 | &gEfiUsb2HcProtocolGuid,\r | |
725 | This->DriverBindingHandle,\r | |
726 | Controller\r | |
727 | );\r | |
728 | } else {\r | |
729 | gBS->CloseProtocol (\r | |
730 | Controller,\r | |
731 | &gEfiUsbHcProtocolGuid,\r | |
732 | This->DriverBindingHandle,\r | |
733 | Controller\r | |
734 | );\r | |
735 | }\r | |
878ddf1f | 736 | \r |
737 | gBS->CloseEvent (RootHubController->HubNotify);\r | |
738 | gBS->FreePool (RootHubController);\r | |
739 | gBS->FreePool (RootHub);\r | |
740 | gBS->FreePool (UsbBusDev);\r | |
562d2849 | 741 | return EFI_DEVICE_ERROR;\r |
878ddf1f | 742 | }\r |
743 | \r | |
744 | return EFI_SUCCESS;\r | |
745 | }\r | |
562d2849 | 746 | \r |
878ddf1f | 747 | //\r |
748 | // Stop the bus controller\r | |
749 | //\r | |
750 | EFI_STATUS\r | |
751 | EFIAPI\r | |
752 | UsbBusControllerDriverStop (\r | |
753 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
754 | IN EFI_HANDLE Controller,\r | |
755 | IN UINTN NumberOfChildren,\r | |
756 | IN EFI_HANDLE *ChildHandleBuffer\r | |
757 | )\r | |
758 | /*++\r | |
759 | \r | |
760 | Routine Description:\r | |
761 | Stop this driver on ControllerHandle. Support stoping any child handles\r | |
762 | created by this driver.\r | |
763 | \r | |
764 | Arguments:\r | |
765 | This - Protocol instance pointer.\r | |
766 | Controller - Handle of device to stop driver on\r | |
767 | NumberOfChildren - Number of Children in the ChildHandleBuffer\r | |
768 | ChildHandleBuffer - List of handles for the children we need to stop.\r | |
769 | \r | |
770 | Returns:\r | |
771 | EFI_SUCCESS\r | |
772 | EFI_DEVICE_ERROR\r | |
773 | others\r | |
774 | \r | |
775 | --*/\r | |
776 | {\r | |
777 | EFI_STATUS Status;\r | |
778 | USB_IO_DEVICE *Root;\r | |
779 | USB_IO_CONTROLLER_DEVICE *RootHubController;\r | |
780 | USB_BUS_CONTROLLER_DEVICE *UsbBusController;\r | |
781 | EFI_USB_BUS_PROTOCOL *UsbIdentifier;\r | |
782 | UINT8 Index2;\r | |
878ddf1f | 783 | USB_IO_CONTROLLER_DEVICE *UsbController;\r |
784 | USB_IO_DEVICE *UsbIoDevice;\r | |
785 | USB_IO_CONTROLLER_DEVICE *HubController;\r | |
786 | UINTN Index;\r | |
787 | EFI_USB_IO_PROTOCOL *UsbIo;\r | |
788 | \r | |
789 | if (NumberOfChildren > 0) {\r | |
790 | \r | |
791 | for (Index = 0; Index < NumberOfChildren; Index++) {\r | |
792 | Status = gBS->OpenProtocol (\r | |
793 | ChildHandleBuffer[Index],\r | |
794 | &gEfiUsbIoProtocolGuid,\r | |
795 | (VOID **) &UsbIo,\r | |
796 | This->DriverBindingHandle,\r | |
797 | Controller,\r | |
798 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
799 | );\r | |
800 | if (EFI_ERROR (Status)) {\r | |
801 | //\r | |
802 | // We are here since the handle passed in does not support\r | |
803 | // UsbIo protocol. There are several reasons that will cause\r | |
804 | // this.\r | |
805 | // For combo device such as keyboard, it may have 2 devices\r | |
806 | // in one, namely, keyboard and mouse. If we deconfigure one\r | |
807 | // of them, the other will be freed at the same time. This will\r | |
808 | // cause the status error. But this is the correct behavior.\r | |
809 | // For hub device, if we deconfigure hub first, the other chile\r | |
810 | // device will be disconnected also, this will also provide us\r | |
811 | // a status error. Now we will only report EFI_SUCCESS since Uhc\r | |
812 | // driver will be disconnected at the second time.(pls see\r | |
813 | // CoreDisconnectController for details)\r | |
814 | //\r | |
815 | continue;\r | |
816 | }\r | |
817 | \r | |
818 | UsbController = USB_IO_CONTROLLER_DEVICE_FROM_USB_IO_THIS (UsbIo);\r | |
819 | UsbIoDevice = UsbController->UsbDevice;\r | |
820 | HubController = UsbController->Parent;\r | |
821 | UsbDeviceDeConfiguration (UsbIoDevice);\r | |
822 | for (Index2 = 0; Index2 < HubController->DownstreamPorts; Index2++) {\r | |
823 | if (HubController->Children[Index2] == UsbIoDevice) {\r | |
824 | HubController->Children[Index2] = NULL;\r | |
825 | }\r | |
826 | }\r | |
827 | }\r | |
828 | \r | |
829 | return EFI_SUCCESS;\r | |
830 | }\r | |
831 | //\r | |
832 | // Get the USB_BUS_CONTROLLER_DEVICE\r | |
833 | //\r | |
834 | Status = gBS->OpenProtocol (\r | |
835 | Controller,\r | |
836 | &mUsbBusProtocolGuid,\r | |
837 | (VOID **) &UsbIdentifier,\r | |
838 | This->DriverBindingHandle,\r | |
839 | Controller,\r | |
840 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
841 | );\r | |
842 | \r | |
843 | if (EFI_ERROR (Status)) {\r | |
844 | return EFI_DEVICE_ERROR;\r | |
845 | }\r | |
846 | \r | |
847 | UsbBusController = USB_BUS_CONTROLLER_DEVICE_FROM_THIS (UsbIdentifier);\r | |
848 | \r | |
849 | //\r | |
850 | // Stop USB Host Controller\r | |
851 | //\r | |
878ddf1f | 852 | \r |
853 | //\r | |
854 | // Report Status Code here since we will reset the host controller\r | |
855 | //\r | |
856 | ReportUsbStatusCode (\r | |
857 | UsbBusController,\r | |
858 | EFI_PROGRESS_CODE,\r | |
859 | EFI_IO_BUS_USB | EFI_IOB_PC_RESET\r | |
860 | );\r | |
861 | \r | |
562d2849 | 862 | UsbVirtualHcSetState (\r |
863 | UsbBusController,\r | |
864 | EfiUsbHcStateHalt\r | |
865 | );\r | |
878ddf1f | 866 | \r |
867 | //\r | |
868 | // Deconfiguration all its devices\r | |
869 | //\r | |
870 | Root = UsbBusController->Root;\r | |
871 | RootHubController = Root->UsbController[0];\r | |
872 | \r | |
873 | gBS->CloseEvent (RootHubController->HubNotify);\r | |
874 | \r | |
875 | for (Index2 = 0; Index2 < RootHubController->DownstreamPorts; Index2++) {\r | |
876 | if (RootHubController->Children[Index2]) {\r | |
877 | UsbDeviceDeConfiguration (RootHubController->Children[Index2]);\r | |
878 | RootHubController->Children[Index2] = NULL;\r | |
879 | }\r | |
880 | }\r | |
881 | \r | |
882 | gBS->FreePool (RootHubController);\r | |
883 | gBS->FreePool (Root);\r | |
884 | \r | |
885 | //\r | |
886 | // Uninstall USB Bus Protocol\r | |
887 | //\r | |
888 | gBS->UninstallProtocolInterface (\r | |
889 | Controller,\r | |
890 | &mUsbBusProtocolGuid,\r | |
891 | &UsbBusController->BusIdentify\r | |
892 | );\r | |
893 | \r | |
894 | //\r | |
895 | // Close USB_HC_PROTOCOL & DEVICE_PATH_PROTOCOL\r | |
896 | // Opened by this Controller\r | |
897 | //\r | |
562d2849 | 898 | if (UsbBusController->Hc2ProtocolSupported) {\r |
899 | gBS->CloseProtocol (\r | |
900 | Controller,\r | |
901 | &gEfiUsb2HcProtocolGuid,\r | |
902 | This->DriverBindingHandle,\r | |
903 | Controller\r | |
904 | );\r | |
905 | } else {\r | |
906 | gBS->CloseProtocol (\r | |
907 | Controller,\r | |
908 | &gEfiUsbHcProtocolGuid,\r | |
909 | This->DriverBindingHandle,\r | |
910 | Controller\r | |
911 | );\r | |
912 | }\r | |
878ddf1f | 913 | \r |
914 | gBS->CloseProtocol (\r | |
915 | Controller,\r | |
916 | &gEfiDevicePathProtocolGuid,\r | |
917 | This->DriverBindingHandle,\r | |
918 | Controller\r | |
919 | );\r | |
920 | \r | |
921 | gBS->FreePool (UsbBusController);\r | |
922 | \r | |
923 | return EFI_SUCCESS;\r | |
924 | }\r | |
925 | //\r | |
926 | // USB Device Configuration\r | |
927 | //\r | |
928 | STATIC\r | |
929 | EFI_STATUS\r | |
930 | UsbDeviceConfiguration (\r | |
931 | IN USB_IO_CONTROLLER_DEVICE *ParentHubController,\r | |
932 | IN EFI_HANDLE HostController,\r | |
933 | IN UINT8 ParentPort,\r | |
934 | IN USB_IO_DEVICE *UsbIoDevice\r | |
935 | )\r | |
936 | /*++\r | |
937 | \r | |
938 | Routine Description:\r | |
939 | Configurate a new device attached to the usb bus\r | |
940 | \r | |
941 | Arguments:\r | |
942 | ParentHubController - Parent Hub which this device is connected.\r | |
943 | HostController - Host Controller handle\r | |
944 | ParentPort - Parent Hub port which this device is connected.\r | |
945 | UsbIoDevice - The device to be configured.\r | |
946 | \r | |
947 | Returns:\r | |
948 | EFI_SUCCESS\r | |
949 | EFI_DEVICE_ERROR\r | |
950 | EFI_OUT_OF_RESOURCES\r | |
951 | \r | |
952 | --*/\r | |
953 | {\r | |
954 | UINT8 DevAddress;\r | |
955 | UINT8 Index;\r | |
956 | EFI_STATUS Result;\r | |
957 | UINT32 Status;\r | |
958 | CHAR16 *StrManufacturer;\r | |
959 | CHAR16 *StrProduct;\r | |
960 | CHAR16 *StrSerialNumber;\r | |
961 | EFI_USB_IO_PROTOCOL *UsbIo;\r | |
962 | UINT8 NumOfInterface;\r | |
963 | USB_IO_CONTROLLER_DEVICE *FirstController;\r | |
964 | USB_BUS_CONTROLLER_DEVICE *UsbBusDev;\r | |
965 | USB_IO_CONTROLLER_DEVICE *UsbIoController;\r | |
966 | \r | |
967 | UsbBusDev = UsbIoDevice->BusController;\r | |
562d2849 | 968 | \r |
969 | UsbSetTransactionTranslator (\r | |
970 | ParentHubController,\r | |
971 | ParentPort,\r | |
972 | UsbIoDevice\r | |
973 | );\r | |
974 | \r | |
878ddf1f | 975 | //\r |
976 | // Since a USB device must have at least on interface,\r | |
977 | // so create this instance first\r | |
978 | //\r | |
979 | FirstController = CreateUsbIoControllerDevice ();\r | |
980 | FirstController->UsbDevice = UsbIoDevice;\r | |
981 | UsbIoDevice->UsbController[0] = FirstController;\r | |
982 | FirstController->InterfaceNumber = 0;\r | |
983 | FirstController->ParentPort = ParentPort;\r | |
984 | FirstController->Parent = ParentHubController;\r | |
985 | FirstController->HostController = HostController;\r | |
986 | \r | |
987 | InitializeUsbIoInstance (FirstController);\r | |
988 | \r | |
989 | DEBUG ((gUSBDebugLevel, "Configuration Usb Device at 0x%x...\n", ParentPort));\r | |
990 | \r | |
991 | //\r | |
992 | // Ensure we used the correctly USB I/O instance\r | |
993 | //\r | |
994 | UsbIo = &FirstController->UsbIo;\r | |
995 | \r | |
bd518502 | 996 | if (UsbIoDevice->DeviceSpeed != EFI_USB_SPEED_HIGH) {\r |
997 | ParentPortReset (FirstController, FALSE, 0);\r | |
998 | }\r | |
562d2849 | 999 | \r |
878ddf1f | 1000 | //\r |
1001 | // First retrieve the 1st 8 bytes of\r | |
1002 | // in order to get the MaxPacketSize for Endpoint 0\r | |
1003 | //\r | |
1004 | for (Index = 0; Index < 3; Index++) {\r | |
1005 | \r | |
1006 | UsbIoDevice->DeviceDescriptor.MaxPacketSize0 = 8;\r | |
1007 | \r | |
562d2849 | 1008 | gBS->Stall (100 * 1000);\r |
878ddf1f | 1009 | \r |
1010 | Result = UsbGetDescriptor (\r | |
1011 | UsbIo,\r | |
1012 | (USB_DT_DEVICE << 8),\r | |
1013 | 0,\r | |
1014 | 8,\r | |
1015 | &UsbIoDevice->DeviceDescriptor,\r | |
1016 | &Status\r | |
1017 | );\r | |
1018 | if (!EFI_ERROR (Result)) {\r | |
562d2849 | 1019 | DEBUG (\r |
1020 | (gUSBDebugLevel,\r | |
878ddf1f | 1021 | "Get Device Descriptor Success, MaxPacketSize0 = 0x%x\n",\r |
1022 | UsbIoDevice->DeviceDescriptor.MaxPacketSize0)\r | |
1023 | );\r | |
1024 | break;\r | |
1025 | }\r | |
1026 | \r | |
1027 | }\r | |
1028 | \r | |
1029 | if (Index == 3) {\r | |
1030 | ReportUsbStatusCode (\r | |
1031 | UsbBusDev,\r | |
1032 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
1033 | EFI_IO_BUS_USB | EFI_IOB_EC_READ_ERROR\r | |
1034 | );\r | |
1035 | DEBUG ((gUSBErrorLevel, "Get Device Descriptor Fail when configing\n"));\r | |
1036 | gBS->FreePool (FirstController);\r | |
1037 | return EFI_DEVICE_ERROR;\r | |
1038 | }\r | |
1039 | \r | |
1040 | DevAddress = UsbAllocateAddress (UsbIoDevice->BusController->AddressPool);\r | |
1041 | if (DevAddress == 0) {\r | |
1042 | DEBUG ((gUSBErrorLevel, "Cannot allocate address\n"));\r | |
1043 | gBS->FreePool (FirstController);\r | |
1044 | return EFI_OUT_OF_RESOURCES;\r | |
1045 | }\r | |
1046 | \r | |
1047 | Result = UsbSetDeviceAddress (UsbIo, DevAddress, &Status);\r | |
1048 | \r | |
1049 | if (EFI_ERROR (Result)) {\r | |
1050 | DEBUG ((gUSBErrorLevel, "Set address error\n"));\r | |
1051 | ReportUsbStatusCode (\r | |
1052 | UsbBusDev,\r | |
1053 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
1054 | EFI_IO_BUS_USB | EFI_IOB_EC_WRITE_ERROR\r | |
1055 | );\r | |
1056 | \r | |
1057 | UsbFreeAddress (\r | |
1058 | DevAddress,\r | |
1059 | UsbIoDevice->BusController->AddressPool\r | |
1060 | );\r | |
1061 | \r | |
1062 | gBS->FreePool (FirstController);\r | |
1063 | return EFI_DEVICE_ERROR;\r | |
1064 | }\r | |
1065 | \r | |
1066 | UsbIoDevice->DeviceAddress = DevAddress;\r | |
1067 | \r | |
562d2849 | 1068 | //\r |
1069 | // SetAddress Complete Time by Spec, Max 50ms\r | |
1070 | //\r | |
1071 | gBS->Stall (10 * 1000);\r | |
1072 | \r | |
878ddf1f | 1073 | //\r |
1074 | // Get the whole device descriptor\r | |
1075 | //\r | |
1076 | Result = UsbGetDescriptor (\r | |
1077 | UsbIo,\r | |
1078 | (USB_DT_DEVICE << 8),\r | |
1079 | 0,\r | |
1080 | sizeof (EFI_USB_DEVICE_DESCRIPTOR),\r | |
1081 | &UsbIoDevice->DeviceDescriptor,\r | |
1082 | &Status\r | |
1083 | );\r | |
1084 | \r | |
1085 | if (EFI_ERROR (Result)) {\r | |
1086 | DEBUG ((gUSBErrorLevel, "Get whole Device Descriptor error\n"));\r | |
1087 | ReportUsbStatusCode (\r | |
1088 | UsbBusDev,\r | |
1089 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
1090 | EFI_IO_BUS_USB | EFI_IOB_EC_READ_ERROR\r | |
1091 | );\r | |
1092 | UsbFreeAddress (\r | |
1093 | DevAddress,\r | |
1094 | UsbIoDevice->BusController->AddressPool\r | |
1095 | );\r | |
1096 | \r | |
1097 | gBS->FreePool (FirstController);\r | |
1098 | return EFI_DEVICE_ERROR;\r | |
1099 | }\r | |
1100 | //\r | |
1101 | // Get & parse all configurations for this device, including\r | |
1102 | // all configuration descriptors, all interface descriptors, all\r | |
1103 | // endpoint descriptors\r | |
1104 | //\r | |
1105 | Result = UsbGetAllConfigurations (UsbIoDevice);\r | |
1106 | \r | |
1107 | if (EFI_ERROR (Result)) {\r | |
1108 | DEBUG ((gUSBErrorLevel, "Failed to get device configuration\n"));\r | |
1109 | ReportUsbStatusCode (\r | |
1110 | UsbBusDev,\r | |
1111 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
1112 | EFI_IO_BUS_USB | EFI_IOB_EC_READ_ERROR\r | |
1113 | );\r | |
1114 | UsbFreeAddress (\r | |
1115 | DevAddress,\r | |
1116 | UsbIoDevice->BusController->AddressPool\r | |
1117 | );\r | |
1118 | \r | |
1119 | gBS->FreePool (FirstController);\r | |
1120 | return EFI_DEVICE_ERROR;\r | |
1121 | }\r | |
1122 | //\r | |
1123 | // Set the 1st configuration value\r | |
1124 | //\r | |
1125 | Result = UsbSetDefaultConfiguration (UsbIoDevice);\r | |
1126 | if (EFI_ERROR (Result)) {\r | |
1127 | DEBUG ((gUSBErrorLevel, "Failed to set device configuration\n"));\r | |
1128 | ReportUsbStatusCode (\r | |
1129 | UsbBusDev,\r | |
1130 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
1131 | EFI_IO_BUS_USB | EFI_IOB_EC_WRITE_ERROR\r | |
1132 | );\r | |
1133 | UsbFreeAddress (\r | |
1134 | DevAddress,\r | |
1135 | UsbIoDevice->BusController->AddressPool\r | |
1136 | );\r | |
1137 | \r | |
1138 | gBS->FreePool (FirstController);\r | |
1139 | return EFI_DEVICE_ERROR;\r | |
1140 | }\r | |
1141 | \r | |
1142 | UsbIoDevice->IsConfigured = TRUE;\r | |
1143 | \r | |
1144 | //\r | |
1145 | // Get all string table if applicable\r | |
1146 | //\r | |
1147 | Result = UsbGetStringtable (UsbIoDevice);\r | |
1148 | if (EFI_ERROR (Result)) {\r | |
1149 | DEBUG ((gUSBDebugLevel, "Device doesn't support string table\n"));\r | |
1150 | } else {\r | |
1151 | \r | |
1152 | StrManufacturer = NULL;\r | |
1153 | UsbIo->UsbGetStringDescriptor (\r | |
1154 | UsbIo,\r | |
1155 | UsbIoDevice->LangID[0],\r | |
1156 | (UsbIoDevice->DeviceDescriptor).StrManufacturer,\r | |
1157 | &StrManufacturer\r | |
1158 | );\r | |
1159 | \r | |
1160 | StrProduct = NULL;\r | |
1161 | UsbIo->UsbGetStringDescriptor (\r | |
1162 | UsbIo,\r | |
1163 | UsbIoDevice->LangID[0],\r | |
1164 | (UsbIoDevice->DeviceDescriptor).StrProduct,\r | |
1165 | &StrProduct\r | |
1166 | );\r | |
1167 | \r | |
1168 | StrSerialNumber = NULL;\r | |
1169 | UsbIo->UsbGetStringDescriptor (\r | |
1170 | UsbIo,\r | |
1171 | UsbIoDevice->LangID[0],\r | |
1172 | (UsbIoDevice->DeviceDescriptor).StrSerialNumber,\r | |
1173 | &StrSerialNumber\r | |
1174 | );\r | |
1175 | \r | |
1176 | if (StrManufacturer) {\r | |
1177 | gBS->FreePool (StrManufacturer);\r | |
1178 | }\r | |
1179 | \r | |
1180 | if (StrProduct) {\r | |
1181 | gBS->FreePool (StrProduct);\r | |
1182 | }\r | |
1183 | \r | |
1184 | if (StrSerialNumber) {\r | |
1185 | gBS->FreePool (StrSerialNumber);\r | |
1186 | }\r | |
1187 | }\r | |
1188 | //\r | |
1189 | // Create USB_IO_CONTROLLER_DEVICE for\r | |
1190 | // each detected interface\r | |
1191 | //\r | |
1192 | FirstController->CurrentConfigValue =\r | |
1193 | UsbIoDevice->ActiveConfig->CongfigDescriptor.ConfigurationValue;\r | |
1194 | \r | |
1195 | NumOfInterface =\r | |
1196 | UsbIoDevice->ActiveConfig->CongfigDescriptor.NumInterfaces;\r | |
1197 | UsbIoDevice->NumOfControllers = NumOfInterface;\r | |
1198 | \r | |
1199 | Result = InitUsbIoController (FirstController);\r | |
1200 | if (EFI_ERROR (Result)) {\r | |
1201 | ReportUsbStatusCode (\r | |
1202 | UsbBusDev,\r | |
1203 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
1204 | EFI_IO_BUS_USB | EFI_IOB_EC_INTERFACE_ERROR\r | |
1205 | );\r | |
1206 | gBS->FreePool (FirstController);\r | |
1207 | UsbIoDevice->UsbController[0] = NULL;\r | |
1208 | return EFI_DEVICE_ERROR;\r | |
1209 | }\r | |
1210 | \r | |
1211 | for (Index = 1; Index < NumOfInterface; Index++) {\r | |
1212 | UsbIoController = CreateUsbIoControllerDevice ();\r | |
1213 | UsbIoController->UsbDevice = UsbIoDevice;\r | |
1214 | UsbIoController->CurrentConfigValue =\r | |
1215 | UsbIoDevice->ActiveConfig->CongfigDescriptor.ConfigurationValue;\r | |
1216 | UsbIoController->InterfaceNumber = Index;\r | |
1217 | UsbIoDevice->UsbController[Index] = UsbIoController;\r | |
1218 | UsbIoController->ParentPort = ParentPort;\r | |
1219 | UsbIoController->Parent = ParentHubController;\r | |
1220 | UsbIoController->HostController = HostController;\r | |
1221 | \r | |
1222 | //\r | |
1223 | // First copy the USB_IO Protocol instance\r | |
1224 | //\r | |
1225 | CopyMem (\r | |
1226 | &UsbIoController->UsbIo,\r | |
1227 | UsbIo,\r | |
1228 | sizeof (EFI_USB_IO_PROTOCOL)\r | |
1229 | );\r | |
1230 | \r | |
1231 | Result = InitUsbIoController (UsbIoController);\r | |
1232 | if (EFI_ERROR (Result)) {\r | |
1233 | ReportUsbStatusCode (\r | |
1234 | UsbBusDev,\r | |
1235 | EFI_ERROR_CODE | EFI_ERROR_MINOR,\r | |
1236 | EFI_IO_BUS_USB | EFI_IOB_EC_INTERFACE_ERROR\r | |
1237 | );\r | |
1238 | gBS->FreePool (UsbIoController);\r | |
1239 | UsbIoDevice->UsbController[Index] = NULL;\r | |
1240 | }\r | |
1241 | }\r | |
1242 | \r | |
1243 | return EFI_SUCCESS;\r | |
1244 | }\r | |
1245 | //\r | |
1246 | // USB Device DeConfiguration\r | |
1247 | //\r | |
878ddf1f | 1248 | EFI_STATUS\r |
1249 | UsbDeviceDeConfiguration (\r | |
1250 | IN USB_IO_DEVICE *UsbIoDevice\r | |
1251 | )\r | |
1252 | /*++\r | |
1253 | \r | |
1254 | Routine Description:\r | |
1255 | Remove Device, Device Handles, Uninstall Protocols.\r | |
1256 | \r | |
1257 | Arguments:\r | |
1258 | UsbIoDevice - The device to be deconfigured.\r | |
1259 | \r | |
1260 | Returns: \r | |
1261 | EFI_SUCCESS\r | |
1262 | EFI_DEVICE_ERROR\r | |
1263 | \r | |
1264 | --*/\r | |
1265 | {\r | |
1266 | USB_IO_CONTROLLER_DEVICE *UsbController;\r | |
1267 | UINT8 index;\r | |
1268 | USB_IO_DEVICE *ChildDevice;\r | |
1269 | UINT8 Index;\r | |
1270 | EFI_USB_IO_PROTOCOL *UsbIo;\r | |
c7c02fab | 1271 | EFI_STATUS Status;\r |
878ddf1f | 1272 | \r |
878ddf1f | 1273 | //\r |
1274 | // Double check UsbIoDevice exists\r | |
1275 | //\r | |
1276 | if (UsbIoDevice == NULL) {\r | |
1277 | return EFI_SUCCESS;\r | |
1278 | }\r | |
1279 | \r | |
562d2849 | 1280 | UsbUnsetTransactionTranslator (UsbIoDevice);\r |
1281 | \r | |
878ddf1f | 1282 | for (index = 0; index < UsbIoDevice->NumOfControllers; index++) {\r |
1283 | //\r | |
1284 | // Check if it is a hub, if so, de configuration all its\r | |
1285 | // downstream ports\r | |
1286 | //\r | |
1287 | UsbController = UsbIoDevice->UsbController[index];\r | |
1288 | \r | |
1289 | //\r | |
1290 | // Check the controller pointer\r | |
1291 | //\r | |
1292 | if (UsbController == NULL) {\r | |
1293 | continue;\r | |
1294 | }\r | |
1295 | \r | |
1296 | if (UsbController->IsUsbHub) {\r | |
1297 | \r | |
1298 | DEBUG ((gUSBDebugLevel, "Hub Deconfig, First Deconfig its downstream ports\n"));\r | |
1299 | \r | |
1300 | //\r | |
1301 | // First Remove interrupt transfer request for the status\r | |
1302 | // change port\r | |
1303 | //\r | |
1304 | UsbIo = &UsbController->UsbIo;\r | |
1305 | UsbIo->UsbAsyncInterruptTransfer (\r | |
1306 | UsbIo,\r | |
1307 | UsbController->HubEndpointAddress,\r | |
1308 | FALSE,\r | |
1309 | 0,\r | |
1310 | 0,\r | |
1311 | NULL,\r | |
1312 | NULL\r | |
1313 | );\r | |
1314 | \r | |
1315 | if (NULL != UsbController->HubNotify) {\r | |
1316 | gBS->CloseEvent (UsbController->HubNotify);\r | |
1317 | }\r | |
1318 | \r | |
1319 | for (Index = 0; Index < UsbController->DownstreamPorts; Index++) {\r | |
1320 | if (UsbController->Children[Index]) {\r | |
1321 | ChildDevice = UsbController->Children[Index];\r | |
1322 | UsbDeviceDeConfiguration (ChildDevice);\r | |
1323 | UsbController->Children[Index] = NULL;\r | |
1324 | }\r | |
1325 | }\r | |
1326 | }\r | |
1327 | //\r | |
1328 | // If the controller is managed by a device driver, we need to\r | |
1329 | // disconnect them\r | |
1330 | //\r | |
1331 | if (UsbController->IsManagedByDriver) {\r | |
1332 | gBS->DisconnectController (\r | |
1333 | UsbController->Handle,\r | |
1334 | NULL,\r | |
1335 | NULL\r | |
1336 | );\r | |
1337 | }\r | |
1338 | \r | |
1339 | //\r | |
1340 | // remove child handle reference to the USB_HC_PROTOCOL\r | |
1341 | //\r | |
562d2849 | 1342 | if (UsbIoDevice->BusController->Hc2ProtocolSupported) {\r |
1343 | gBS->CloseProtocol (\r | |
1344 | UsbController->HostController,\r | |
1345 | &gEfiUsb2HcProtocolGuid,\r | |
1346 | gUsbBusDriverBinding.DriverBindingHandle,\r | |
1347 | UsbController->Handle\r | |
1348 | );\r | |
1349 | } else {\r | |
1350 | gBS->CloseProtocol (\r | |
1351 | UsbController->HostController,\r | |
1352 | &gEfiUsbHcProtocolGuid,\r | |
1353 | gUsbBusDriverBinding.DriverBindingHandle,\r | |
1354 | UsbController->Handle\r | |
1355 | );\r | |
1356 | }\r | |
878ddf1f | 1357 | //\r |
1358 | // Uninstall EFI_USB_IO_PROTOCOL & DEVICE_PATH_PROTOCOL\r | |
1359 | // installed on this handle\r | |
1360 | //\r | |
c7c02fab | 1361 | Status = gBS->UninstallMultipleProtocolInterfaces (\r |
1362 | UsbController->Handle,\r | |
1363 | &gEfiDevicePathProtocolGuid,\r | |
1364 | UsbController->DevicePath,\r | |
1365 | &gEfiUsbIoProtocolGuid,\r | |
1366 | &UsbController->UsbIo,\r | |
1367 | NULL\r | |
1368 | );\r | |
1369 | if (EFI_ERROR (Status)) {\r | |
1370 | return Status;\r | |
1371 | }\r | |
878ddf1f | 1372 | \r |
1373 | if (UsbController->DevicePath != NULL) {\r | |
1374 | gBS->FreePool (UsbController->DevicePath);\r | |
1375 | }\r | |
1376 | \r | |
1377 | gBS->FreePool (UsbController);\r | |
1378 | UsbIoDevice->UsbController[index] = NULL;\r | |
1379 | }\r | |
1380 | //\r | |
1381 | // Free address for later use\r | |
1382 | //\r | |
1383 | UsbFreeAddress (\r | |
1384 | UsbIoDevice->DeviceAddress,\r | |
1385 | UsbIoDevice->BusController->AddressPool\r | |
1386 | );\r | |
1387 | \r | |
1388 | //\r | |
1389 | // Free all resouces allocated for all its configurations\r | |
1390 | //\r | |
1391 | UsbDestroyAllConfiguration (UsbIoDevice);\r | |
1392 | \r | |
1393 | if (UsbIoDevice) {\r | |
1394 | gBS->FreePool (UsbIoDevice);\r | |
1395 | UsbIoDevice = NULL;\r | |
1396 | }\r | |
1397 | \r | |
1398 | return EFI_SUCCESS;\r | |
1399 | }\r | |
1400 | //\r | |
1401 | // After interrupt complete, this function will be called,\r | |
1402 | // This function need to be well-defined later\r | |
1403 | //\r | |
1404 | STATIC\r | |
1405 | EFI_STATUS\r | |
1406 | EFIAPI\r | |
1407 | OnHubInterruptComplete (\r | |
1408 | IN VOID *Data,\r | |
1409 | IN UINTN DataLength,\r | |
1410 | IN VOID *Context,\r | |
1411 | IN UINT32 Result\r | |
1412 | )\r | |
1413 | /*++\r | |
1414 | \r | |
1415 | Routine Description:\r | |
1416 | Whenever hub interrupt occurs, this routine will be called to check\r | |
1417 | which event happens.\r | |
1418 | \r | |
1419 | Arguments:\r | |
1420 | Data - Hub interrupt transfer data.\r | |
1421 | DataLength - The length of the Data.\r | |
1422 | Context - Hub Controller Device.\r | |
1423 | Result - Hub interrupt transfer status.\r | |
1424 | \r | |
1425 | Returns:\r | |
1426 | EFI_SUCCESS\r | |
1427 | EFI_DEVICE_ERROR\r | |
1428 | \r | |
1429 | --*/\r | |
1430 | {\r | |
1431 | USB_IO_CONTROLLER_DEVICE *HubController;\r | |
1432 | UINT8 Index;\r | |
1433 | UINT8 *ptr;\r | |
1434 | EFI_USB_IO_PROTOCOL *UsbIo;\r | |
1435 | UINT32 UsbResult;\r | |
1436 | BOOLEAN Disconnected;\r | |
1437 | EFI_STATUS Status;\r | |
1438 | \r | |
1439 | HubController = (USB_IO_CONTROLLER_DEVICE *) Context;\r | |
1440 | UsbIo = &HubController->UsbIo;\r | |
1441 | \r | |
1442 | //\r | |
1443 | // If something error in this interrupt transfer,\r | |
1444 | //\r | |
1445 | if (Result != EFI_USB_NOERROR) {\r | |
1446 | if ((Result & EFI_USB_ERR_STALL) == EFI_USB_ERR_STALL) {\r | |
1447 | UsbClearEndpointHalt (\r | |
1448 | UsbIo,\r | |
1449 | HubController->HubEndpointAddress,\r | |
1450 | &UsbResult\r | |
1451 | );\r | |
1452 | }\r | |
1453 | \r | |
1454 | //\r | |
1455 | // Delete & Submit this interrupt again\r | |
1456 | //\r | |
1457 | UsbIo->UsbAsyncInterruptTransfer (\r | |
1458 | UsbIo,\r | |
1459 | HubController->HubEndpointAddress,\r | |
1460 | FALSE,\r | |
1461 | 0,\r | |
1462 | 0,\r | |
1463 | NULL,\r | |
1464 | NULL\r | |
1465 | );\r | |
1466 | \r | |
1467 | //\r | |
1468 | // try to detect if the hub itself was disconnected or not\r | |
1469 | //\r | |
1470 | Status = IsDeviceDisconnected (\r | |
1471 | HubController,\r | |
1472 | &Disconnected\r | |
1473 | );\r | |
1474 | \r | |
1475 | if (!EFI_ERROR (Status) && Disconnected == TRUE) {\r | |
1476 | DEBUG ((gUSBErrorLevel, "Hub is disconnected\n"));\r | |
1477 | return EFI_DEVICE_ERROR;\r | |
1478 | }\r | |
1479 | //\r | |
1480 | // Hub ports < 7\r | |
1481 | //\r | |
1482 | UsbIo->UsbAsyncInterruptTransfer (\r | |
1483 | UsbIo,\r | |
1484 | HubController->HubEndpointAddress,\r | |
1485 | TRUE,\r | |
1486 | 100,\r | |
1487 | 1,\r | |
1488 | OnHubInterruptComplete,\r | |
1489 | HubController\r | |
1490 | );\r | |
1491 | \r | |
1492 | return EFI_DEVICE_ERROR;\r | |
1493 | }\r | |
1494 | \r | |
1495 | if (DataLength == 0 || Data == NULL) {\r | |
1496 | return EFI_SUCCESS;\r | |
1497 | }\r | |
1498 | \r | |
1499 | //\r | |
1500 | // Scan which port has status change\r | |
1501 | // Bit 0 stands for hub itself, other bit stands for\r | |
1502 | // the corresponding port\r | |
1503 | //\r | |
1504 | for (Index = 0; Index < DataLength * 8; Index++) {\r | |
1505 | ptr = (UINT8 *) Data + Index / 8;\r | |
1506 | if ((*ptr) & (1 << (Index & 0x7))) {\r | |
1507 | HubController->StatusChangePort = Index;\r | |
1508 | break;\r | |
1509 | }\r | |
1510 | }\r | |
1511 | //\r | |
1512 | // Signal hub notify event\r | |
1513 | //\r | |
1514 | gBS->SignalEvent (HubController->HubNotify);\r | |
1515 | \r | |
1516 | return EFI_SUCCESS;\r | |
1517 | }\r | |
1518 | //\r | |
1519 | // USB Root Hub Enumerator\r | |
1520 | //\r | |
1521 | STATIC\r | |
1522 | VOID\r | |
1523 | EFIAPI\r | |
562d2849 | 1524 | RootHubEnumeration (\r |
878ddf1f | 1525 | IN EFI_EVENT Event,\r |
1526 | IN VOID *Context\r | |
1527 | )\r | |
1528 | /*++\r | |
1529 | \r | |
1530 | Routine Description:\r | |
562d2849 | 1531 | \r |
1532 | This is USB RootHub enumerator\r | |
878ddf1f | 1533 | \r |
1534 | Arguments:\r | |
562d2849 | 1535 | \r |
878ddf1f | 1536 | Event - Indicating which event is signaled\r |
1537 | Context - actually it is a USB_IO_DEVICE\r | |
1538 | \r | |
1539 | Returns:\r | |
562d2849 | 1540 | \r |
1541 | VOID\r | |
1542 | \r | |
878ddf1f | 1543 | --*/\r |
1544 | {\r | |
1545 | USB_IO_CONTROLLER_DEVICE *HubController;\r | |
1546 | EFI_USB_PORT_STATUS HubPortStatus;\r | |
1547 | EFI_STATUS Status;\r | |
1548 | UINT8 Index;\r | |
878ddf1f | 1549 | USB_IO_DEVICE *UsbIoDev;\r |
1550 | USB_BUS_CONTROLLER_DEVICE *UsbBusDev;\r | |
1551 | EFI_HANDLE HostController;\r | |
1552 | USB_IO_DEVICE *OldUsbIoDevice;\r | |
1553 | USB_IO_DEVICE *NewDevice;\r | |
1554 | USB_IO_CONTROLLER_DEVICE *NewController;\r | |
1555 | UINT8 Index2;\r | |
1556 | EFI_USB_IO_PROTOCOL *UsbIo;\r | |
878ddf1f | 1557 | \r |
1558 | HubController = (USB_IO_CONTROLLER_DEVICE *) Context;\r | |
1559 | HostController = HubController->HostController;\r | |
1560 | UsbBusDev = HubController->UsbDevice->BusController;\r | |
1561 | \r | |
562d2849 | 1562 | //\r |
1563 | // Root hub has the address 1\r | |
1564 | //\r | |
1565 | UsbIoDev = HubController->UsbDevice;\r | |
1566 | \r | |
1567 | for (Index = 0; Index < HubController->DownstreamPorts; Index++) {\r | |
1568 | \r | |
1569 | UsbVirtualHcGetRootHubPortStatus (\r | |
1570 | UsbBusDev,\r | |
1571 | Index,\r | |
1572 | (EFI_USB_PORT_STATUS *) &HubPortStatus\r | |
1573 | );\r | |
1574 | \r | |
1575 | if (!IsPortConnectChange (HubPortStatus.PortChangeStatus)) {\r | |
1576 | continue;\r | |
1577 | }\r | |
878ddf1f | 1578 | //\r |
562d2849 | 1579 | // Clear root hub status change status\r |
878ddf1f | 1580 | //\r |
562d2849 | 1581 | UsbVirtualHcClearRootHubPortFeature (\r |
1582 | UsbBusDev,\r | |
1583 | Index,\r | |
1584 | EfiUsbPortConnectChange\r | |
1585 | );\r | |
878ddf1f | 1586 | \r |
562d2849 | 1587 | gBS->Stall (100 * 1000);\r |
1588 | \r | |
1589 | UsbVirtualHcGetRootHubPortStatus (\r | |
1590 | UsbBusDev,\r | |
1591 | Index,\r | |
1592 | (EFI_USB_PORT_STATUS *) &HubPortStatus\r | |
1593 | );\r | |
1594 | \r | |
1595 | if (IsPortConnect (HubPortStatus.PortStatus)) {\r | |
1596 | \r | |
878ddf1f | 1597 | //\r |
562d2849 | 1598 | // There is something connected to this port\r |
878ddf1f | 1599 | //\r |
562d2849 | 1600 | DEBUG ((gUSBDebugLevel, "Something connected to Root Hub at Port0x%x\n", Index));\r |
1601 | \r | |
1602 | ReportUsbStatusCode (\r | |
1603 | UsbBusDev,\r | |
1604 | EFI_PROGRESS_CODE,\r | |
1605 | EFI_IO_BUS_USB | EFI_IOB_PC_HOTPLUG\r | |
878ddf1f | 1606 | );\r |
562d2849 | 1607 | //\r |
1608 | // if there is something physically detached, but still logically\r | |
1609 | // attached...\r | |
1610 | //\r | |
1611 | OldUsbIoDevice = HubController->Children[Index];\r | |
878ddf1f | 1612 | \r |
562d2849 | 1613 | if (NULL != OldUsbIoDevice) {\r |
1614 | UsbDeviceDeConfiguration (OldUsbIoDevice);\r | |
1615 | HubController->Children[Index] = NULL;\r | |
1616 | }\r | |
878ddf1f | 1617 | \r |
562d2849 | 1618 | NewDevice = AllocateZeroPool (sizeof (USB_IO_DEVICE));\r |
1619 | if (NewDevice == NULL) {\r | |
1620 | return ;\r | |
1621 | }\r | |
1622 | //\r | |
1623 | // Initialize some fields by copying data from\r | |
1624 | // its parents\r | |
1625 | //\r | |
1626 | NewDevice->DeviceDescriptor.MaxPacketSize0 = 8;\r | |
1627 | NewDevice->BusController = UsbIoDev->BusController;\r | |
878ddf1f | 1628 | \r |
562d2849 | 1629 | //\r |
1630 | // Process of identify device speed\r | |
1631 | //\r | |
1632 | Status = IdentifyDeviceSpeed (\r | |
1633 | UsbBusDev, \r | |
1634 | NewDevice, \r | |
1635 | Index\r | |
1636 | );\r | |
1637 | if (EFI_ERROR (Status)) {\r | |
1638 | gBS->FreePool (NewDevice);\r | |
1639 | continue;\r | |
1640 | }\r | |
1641 | \r | |
1642 | //\r | |
1643 | // Configure that device\r | |
1644 | //\r | |
1645 | Status = UsbDeviceConfiguration (\r | |
1646 | HubController,\r | |
1647 | HostController,\r | |
1648 | Index,\r | |
1649 | NewDevice\r | |
1650 | );\r | |
1651 | if (EFI_ERROR (Status)) {\r | |
1652 | gBS->FreePool (NewDevice);\r | |
1653 | return ;\r | |
1654 | }\r | |
1655 | //\r | |
1656 | // Add this device to the usb bus tree\r | |
1657 | //\r | |
1658 | HubController->Children[Index] = NewDevice;\r | |
1659 | \r | |
1660 | for (Index2 = 0; Index2 < NewDevice->NumOfControllers; Index2++) {\r | |
878ddf1f | 1661 | //\r |
562d2849 | 1662 | // If this device is hub, add to the hub index\r |
878ddf1f | 1663 | //\r |
562d2849 | 1664 | NewController = NewDevice->UsbController[Index2];\r |
878ddf1f | 1665 | \r |
562d2849 | 1666 | Status = gBS->ConnectController (\r |
1667 | NewController->Handle,\r | |
1668 | NULL,\r | |
1669 | NULL,\r | |
1670 | TRUE\r | |
1671 | );\r | |
878ddf1f | 1672 | //\r |
562d2849 | 1673 | // If connect success, we need to disconnect when\r |
1674 | // stop the controller, otherwise we need not call\r | |
1675 | // gBS->DisconnectController ()\r | |
1676 | // This is used by those usb devices we don't plan\r | |
1677 | // to support. We can allocate\r | |
1678 | // controller handles for them, but we don't have\r | |
1679 | // device drivers to manage them.\r | |
878ddf1f | 1680 | //\r |
562d2849 | 1681 | NewController->IsManagedByDriver = (BOOLEAN) (!EFI_ERROR (Status));\r |
878ddf1f | 1682 | \r |
562d2849 | 1683 | if (IsHub (NewController)) {\r |
878ddf1f | 1684 | \r |
562d2849 | 1685 | NewController->IsUsbHub = TRUE;\r |
878ddf1f | 1686 | \r |
878ddf1f | 1687 | //\r |
562d2849 | 1688 | // Configure Hub Controller\r |
878ddf1f | 1689 | //\r |
562d2849 | 1690 | Status = DoHubConfig (NewController);\r |
1691 | if (EFI_ERROR (Status)) {\r | |
1692 | continue;\r | |
1693 | }\r | |
878ddf1f | 1694 | //\r |
562d2849 | 1695 | // Create an event to do hub enumeration\r |
878ddf1f | 1696 | //\r |
562d2849 | 1697 | gBS->CreateEvent (\r |
1698 | EFI_EVENT_NOTIFY_SIGNAL,\r | |
1699 | EFI_TPL_CALLBACK,\r | |
1700 | HubEnumeration,\r | |
1701 | NewController,\r | |
1702 | &NewController->HubNotify\r | |
1703 | );\r | |
878ddf1f | 1704 | \r |
562d2849 | 1705 | //\r |
1706 | // Add request to do query hub status\r | |
1707 | // change endpoint\r | |
1708 | // Hub ports < 7\r | |
1709 | //\r | |
1710 | UsbIo = &NewController->UsbIo;\r | |
1711 | UsbIo->UsbAsyncInterruptTransfer (\r | |
1712 | UsbIo,\r | |
1713 | NewController->HubEndpointAddress,\r | |
1714 | TRUE,\r | |
1715 | 100,\r | |
1716 | 1,\r | |
1717 | OnHubInterruptComplete,\r | |
1718 | NewController\r | |
1719 | );\r | |
878ddf1f | 1720 | \r |
878ddf1f | 1721 | }\r |
562d2849 | 1722 | }\r |
1723 | } else {\r | |
1724 | //\r | |
1725 | // Something disconnected from USB root hub\r | |
1726 | //\r | |
1727 | DEBUG ((gUSBDebugLevel, "Something disconnected from Root Hub at Port0x%x\n", Index));\r | |
878ddf1f | 1728 | \r |
562d2849 | 1729 | OldUsbIoDevice = HubController->Children[Index];\r |
878ddf1f | 1730 | \r |
562d2849 | 1731 | UsbDeviceDeConfiguration (OldUsbIoDevice);\r |
878ddf1f | 1732 | \r |
562d2849 | 1733 | HubController->Children[Index] = NULL;\r |
1734 | \r | |
1735 | UsbVirtualHcClearRootHubPortFeature (\r | |
1736 | UsbBusDev,\r | |
1737 | Index,\r | |
1738 | EfiUsbPortEnableChange\r | |
1739 | );\r | |
1740 | }\r | |
1741 | }\r | |
1742 | \r | |
1743 | return ;\r | |
1744 | }\r | |
1745 | //\r | |
1746 | // USB Root Hub Enumerator\r | |
1747 | //\r | |
1748 | STATIC\r | |
1749 | VOID\r | |
1750 | EFIAPI\r | |
1751 | HubEnumeration (\r | |
1752 | IN EFI_EVENT Event,\r | |
1753 | IN VOID *Context\r | |
1754 | )\r | |
1755 | /*++\r | |
878ddf1f | 1756 | \r |
562d2849 | 1757 | Routine Description:\r |
1758 | \r | |
1759 | This is Usb Hub enumerator\r | |
878ddf1f | 1760 | \r |
562d2849 | 1761 | Arguments:\r |
1762 | \r | |
1763 | Event - Indicating which event is signaled\r | |
1764 | Context - actually it is a USB_IO_DEVICE\r | |
878ddf1f | 1765 | \r |
562d2849 | 1766 | Returns:\r |
878ddf1f | 1767 | \r |
562d2849 | 1768 | VOID\r |
1769 | \r | |
1770 | --*/\r | |
1771 | {\r | |
1772 | USB_IO_CONTROLLER_DEVICE *HubController;\r | |
1773 | EFI_USB_PORT_STATUS HubPortStatus;\r | |
1774 | EFI_STATUS Status;\r | |
1775 | USB_BUS_CONTROLLER_DEVICE *UsbBusDev;\r | |
1776 | EFI_HANDLE HostController;\r | |
1777 | USB_IO_DEVICE *OldUsbIoDevice;\r | |
1778 | USB_IO_DEVICE *NewDevice;\r | |
1779 | USB_IO_CONTROLLER_DEVICE *NewController;\r | |
1780 | UINT8 Index2;\r | |
1781 | EFI_USB_IO_PROTOCOL *UsbIo;\r | |
1782 | UINT8 StatusChangePort;\r | |
1783 | UINT8 Number;\r | |
1784 | \r | |
1785 | HubController = (USB_IO_CONTROLLER_DEVICE *) Context;\r | |
1786 | HostController = HubController->HostController;\r | |
1787 | UsbBusDev = HubController->UsbDevice->BusController;\r | |
1788 | \r | |
1789 | //\r | |
1790 | // Event from Hub, Get the hub controller handle\r | |
1791 | //\r | |
1792 | //\r | |
1793 | // Get the status change endpoint\r | |
1794 | //\r | |
1795 | StatusChangePort = HubController->StatusChangePort;\r | |
1796 | \r | |
1797 | //\r | |
1798 | // Clear HubController Status Change Bit\r | |
1799 | //\r | |
1800 | HubController->StatusChangePort = 0;\r | |
1801 | \r | |
1802 | if (StatusChangePort == 0) {\r | |
878ddf1f | 1803 | //\r |
562d2849 | 1804 | // Hub changes, we don't handle here\r |
878ddf1f | 1805 | //\r |
562d2849 | 1806 | return ;\r |
1807 | }\r | |
1808 | //\r | |
1809 | // Check which event took place at that port\r | |
1810 | //\r | |
1811 | UsbIo = &HubController->UsbIo;\r | |
1812 | Status = HubGetPortStatus (\r | |
1813 | UsbIo,\r | |
1814 | StatusChangePort,\r | |
1815 | (UINT32 *) &HubPortStatus\r | |
1816 | );\r | |
1817 | \r | |
1818 | if (EFI_ERROR (Status)) {\r | |
1819 | return ;\r | |
1820 | }\r | |
1821 | //\r | |
1822 | // Clear some change status\r | |
1823 | //\r | |
1824 | if (HubPortStatus.PortChangeStatus & USB_PORT_STAT_C_ENABLE) {\r | |
878ddf1f | 1825 | //\r |
562d2849 | 1826 | // Clear Hub port enable change\r |
878ddf1f | 1827 | //\r |
562d2849 | 1828 | DEBUG ((gUSBDebugLevel, "Port Enable Change\n"));\r |
1829 | HubClearPortFeature (\r | |
1830 | UsbIo,\r | |
1831 | StatusChangePort,\r | |
1832 | EfiUsbPortEnableChange\r | |
1833 | );\r | |
1834 | \r | |
1835 | HubGetPortStatus (\r | |
1836 | UsbIo,\r | |
1837 | StatusChangePort,\r | |
1838 | (UINT32 *) &HubPortStatus\r | |
1839 | );\r | |
1840 | }\r | |
878ddf1f | 1841 | \r |
562d2849 | 1842 | if (HubPortStatus.PortChangeStatus & USB_PORT_STAT_C_RESET) {\r |
878ddf1f | 1843 | //\r |
562d2849 | 1844 | // Clear Hub reset change\r |
878ddf1f | 1845 | //\r |
562d2849 | 1846 | DEBUG ((gUSBDebugLevel, "Port Reset Change\n"));\r |
1847 | HubClearPortFeature (\r | |
1848 | UsbIo,\r | |
1849 | StatusChangePort,\r | |
1850 | EfiUsbPortResetChange\r | |
1851 | );\r | |
878ddf1f | 1852 | \r |
562d2849 | 1853 | HubGetPortStatus (\r |
1854 | UsbIo,\r | |
1855 | StatusChangePort,\r | |
1856 | (UINT32 *) &HubPortStatus\r | |
1857 | );\r | |
1858 | }\r | |
1859 | \r | |
1860 | if (HubPortStatus.PortChangeStatus & USB_PORT_STAT_C_OVERCURRENT) {\r | |
878ddf1f | 1861 | //\r |
562d2849 | 1862 | // Clear Hub overcurrent change\r |
878ddf1f | 1863 | //\r |
562d2849 | 1864 | DEBUG ((gUSBDebugLevel, "Port Overcurrent Change\n"));\r |
1865 | HubClearPortFeature (\r | |
1866 | UsbIo,\r | |
1867 | StatusChangePort,\r | |
1868 | EfiUsbPortOverCurrentChange\r | |
1869 | );\r | |
878ddf1f | 1870 | \r |
562d2849 | 1871 | HubGetPortStatus (\r |
1872 | UsbIo,\r | |
1873 | StatusChangePort,\r | |
1874 | (UINT32 *) &HubPortStatus\r | |
1875 | );\r | |
1876 | }\r | |
1877 | \r | |
1878 | if (IsPortConnectChange (HubPortStatus.PortChangeStatus)) {\r | |
878ddf1f | 1879 | //\r |
562d2849 | 1880 | // First clear port connection change\r |
878ddf1f | 1881 | //\r |
562d2849 | 1882 | DEBUG ((gUSBDebugLevel, "Port Connection Change\n"));\r |
1883 | HubClearPortFeature (\r | |
1884 | UsbIo,\r | |
1885 | StatusChangePort,\r | |
1886 | EfiUsbPortConnectChange\r | |
1887 | );\r | |
878ddf1f | 1888 | \r |
562d2849 | 1889 | HubGetPortStatus (\r |
1890 | UsbIo,\r | |
1891 | StatusChangePort,\r | |
1892 | (UINT32 *) &HubPortStatus\r | |
1893 | );\r | |
1894 | \r | |
1895 | if (IsPortConnect (HubPortStatus.PortStatus)) {\r | |
1896 | \r | |
1897 | DEBUG ((gUSBDebugLevel, "New Device Connect on Hub port \n"));\r | |
1898 | \r | |
1899 | ReportUsbStatusCode (\r | |
1900 | UsbBusDev,\r | |
1901 | EFI_PROGRESS_CODE,\r | |
1902 | EFI_IO_BUS_USB | EFI_IOB_PC_HOTPLUG\r | |
878ddf1f | 1903 | );\r |
878ddf1f | 1904 | \r |
878ddf1f | 1905 | //\r |
562d2849 | 1906 | // if there is something physically detached, but still logically\r |
1907 | // attached...\r | |
878ddf1f | 1908 | //\r |
562d2849 | 1909 | OldUsbIoDevice = HubController->Children[StatusChangePort - 1];\r |
878ddf1f | 1910 | \r |
562d2849 | 1911 | if (NULL != OldUsbIoDevice) {\r |
1912 | UsbDeviceDeConfiguration (OldUsbIoDevice);\r | |
1913 | HubController->Children[StatusChangePort - 1] = NULL;\r | |
1914 | }\r | |
878ddf1f | 1915 | \r |
562d2849 | 1916 | NewDevice = AllocateZeroPool (sizeof (USB_IO_DEVICE));\r |
1917 | if (NewDevice == NULL) {\r | |
1918 | return ;\r | |
1919 | }\r | |
878ddf1f | 1920 | //\r |
562d2849 | 1921 | // Initialize some fields\r |
878ddf1f | 1922 | //\r |
562d2849 | 1923 | NewDevice->DeviceDescriptor.MaxPacketSize0 = 8;\r |
1924 | NewDevice->BusController = HubController->UsbDevice->BusController;\r | |
878ddf1f | 1925 | \r |
878ddf1f | 1926 | //\r |
562d2849 | 1927 | // There is something connected to this port,\r |
1928 | // reset that port\r | |
1929 | //\r | |
1930 | // Disable the enable bit in port status\r | |
878ddf1f | 1931 | //\r |
878ddf1f | 1932 | HubClearPortFeature (\r |
1933 | UsbIo,\r | |
1934 | StatusChangePort,\r | |
562d2849 | 1935 | EfiUsbPortEnable\r |
878ddf1f | 1936 | );\r |
1937 | \r | |
562d2849 | 1938 | gBS->Stall (50 * 1000);\r |
878ddf1f | 1939 | \r |
562d2849 | 1940 | //\r |
1941 | // Wait for bit change\r | |
1942 | //\r | |
1943 | Number = 10;\r | |
1944 | do {\r | |
1945 | HubGetPortStatus (\r | |
1946 | UsbIo,\r | |
1947 | StatusChangePort,\r | |
1948 | (UINT32 *) &HubPortStatus\r | |
878ddf1f | 1949 | );\r |
562d2849 | 1950 | gBS->Stall (10 * 1000);\r |
1951 | Number -= 1;\r | |
1952 | } while ((HubPortStatus.PortStatus & USB_PORT_STAT_ENABLE) == 1 && Number > 0);\r | |
878ddf1f | 1953 | \r |
562d2849 | 1954 | if (Number == 0) {\r |
878ddf1f | 1955 | //\r |
562d2849 | 1956 | // Cannot disable port, return error\r |
878ddf1f | 1957 | //\r |
562d2849 | 1958 | DEBUG ((gUSBErrorLevel, "Disable Port Failed\n"));\r |
1959 | gBS->FreePool (NewDevice);\r | |
1960 | return ;\r | |
1961 | }\r | |
878ddf1f | 1962 | \r |
562d2849 | 1963 | HubSetPortFeature (\r |
1964 | UsbIo,\r | |
1965 | StatusChangePort,\r | |
1966 | EfiUsbPortReset\r | |
1967 | );\r | |
878ddf1f | 1968 | \r |
562d2849 | 1969 | gBS->Stall (50 * 1000);\r |
878ddf1f | 1970 | \r |
562d2849 | 1971 | //\r |
1972 | // Wait for port reset complete\r | |
1973 | //\r | |
1974 | Number = 10;\r | |
1975 | do {\r | |
878ddf1f | 1976 | HubGetPortStatus (\r |
1977 | UsbIo,\r | |
1978 | StatusChangePort,\r | |
1979 | (UINT32 *) &HubPortStatus\r | |
1980 | );\r | |
562d2849 | 1981 | gBS->Stall (10 * 1000);\r |
1982 | Number -= 1;\r | |
1983 | } while ((HubPortStatus.PortStatus & USB_PORT_STAT_RESET) == 1 && Number > 0);\r | |
878ddf1f | 1984 | \r |
562d2849 | 1985 | if (Number == 0) {\r |
878ddf1f | 1986 | //\r |
562d2849 | 1987 | // Cannot reset port, return error\r |
878ddf1f | 1988 | //\r |
562d2849 | 1989 | DEBUG ((gUSBErrorLevel, "Reset Port Failed\n"));\r |
1990 | gBS->FreePool (NewDevice);\r | |
1991 | return ;\r | |
1992 | }\r | |
1993 | //\r | |
1994 | // Check high speed or full speed device\r | |
1995 | //\r | |
1996 | if (HubPortStatus.PortStatus & USB_PORT_STAT_LOW_SPEED) {\r | |
1997 | DEBUG ((gUSBDebugLevel, "Low Speed Device Attached to Hub\n"));\r | |
1998 | NewDevice->DeviceSpeed = EFI_USB_SPEED_LOW;\r | |
1999 | } else if (HubPortStatus.PortStatus & USB_PORT_STAT_HIGH_SPEED) {\r | |
2000 | DEBUG ((gUSBDebugLevel, "High Speed Device Attached to Hub\n"));\r | |
2001 | NewDevice->DeviceSpeed = EFI_USB_SPEED_HIGH;\r | |
2002 | } else {\r | |
2003 | DEBUG ((gUSBDebugLevel, "Full Speed Device Attached to Hub\n"));\r | |
2004 | NewDevice->DeviceSpeed = EFI_USB_SPEED_FULL;\r | |
2005 | }\r | |
2006 | //\r | |
2007 | // Configure that device\r | |
2008 | //\r | |
2009 | Status = UsbDeviceConfiguration (\r | |
2010 | HubController,\r | |
2011 | HostController,\r | |
2012 | (UINT8) (StatusChangePort - 1),\r | |
2013 | NewDevice\r | |
2014 | );\r | |
878ddf1f | 2015 | \r |
562d2849 | 2016 | if (EFI_ERROR (Status)) {\r |
2017 | gBS->FreePool (NewDevice);\r | |
2018 | return ;\r | |
2019 | }\r | |
2020 | //\r | |
2021 | // Add this device to the usb bus tree\r | |
2022 | // StatusChangePort is begin from 1,\r | |
2023 | //\r | |
2024 | HubController->Children[StatusChangePort - 1] = NewDevice;\r | |
878ddf1f | 2025 | \r |
562d2849 | 2026 | for (Index2 = 0; Index2 < NewDevice->NumOfControllers; Index2++) {\r |
878ddf1f | 2027 | //\r |
562d2849 | 2028 | // If this device is hub, add to the hub index\r |
878ddf1f | 2029 | //\r |
562d2849 | 2030 | NewController = NewDevice->UsbController[Index2];\r |
878ddf1f | 2031 | \r |
878ddf1f | 2032 | //\r |
562d2849 | 2033 | // Connect the controller to the driver image\r |
2034 | //\r | |
2035 | Status = gBS->ConnectController (\r | |
2036 | NewController->Handle,\r | |
2037 | NULL,\r | |
2038 | NULL,\r | |
2039 | TRUE\r | |
2040 | );\r | |
2041 | //\r | |
2042 | // If connect success, we need to disconnect when\r | |
2043 | // stop the controller, otherwise we need not call\r | |
2044 | // gBS->DisconnectController ()\r | |
2045 | // This is used by those usb devices we don't plan\r | |
2046 | // to support. We can allocate\r | |
2047 | // controller handles for them, but we don't have\r | |
2048 | // device drivers to manage them.\r | |
878ddf1f | 2049 | //\r |
562d2849 | 2050 | NewController->IsManagedByDriver = (BOOLEAN) (!EFI_ERROR (Status));\r |
878ddf1f | 2051 | \r |
562d2849 | 2052 | //\r |
2053 | // If this device is hub, add to the hub index\r | |
2054 | //\r | |
2055 | if (IsHub (NewController)) {\r | |
2056 | \r | |
2057 | NewController->IsUsbHub = TRUE;\r | |
878ddf1f | 2058 | \r |
2059 | //\r | |
562d2849 | 2060 | // Configure Hub\r |
878ddf1f | 2061 | //\r |
562d2849 | 2062 | Status = DoHubConfig (NewController);\r |
2063 | \r | |
2064 | if (EFI_ERROR (Status)) {\r | |
2065 | continue;\r | |
2066 | }\r | |
878ddf1f | 2067 | //\r |
562d2849 | 2068 | // Create an event to do hub enumeration\r |
878ddf1f | 2069 | //\r |
562d2849 | 2070 | gBS->CreateEvent (\r |
2071 | EFI_EVENT_NOTIFY_SIGNAL,\r | |
2072 | EFI_TPL_CALLBACK,\r | |
2073 | HubEnumeration,\r | |
2074 | NewController,\r | |
2075 | &NewController->HubNotify\r | |
2076 | );\r | |
878ddf1f | 2077 | \r |
2078 | //\r | |
562d2849 | 2079 | // Add request to do query hub status\r |
2080 | // change endpoint\r | |
878ddf1f | 2081 | //\r |
562d2849 | 2082 | UsbIo = &NewController->UsbIo;\r |
2083 | UsbIo->UsbAsyncInterruptTransfer (\r | |
2084 | UsbIo,\r | |
2085 | NewController->HubEndpointAddress, // Hub endpoint address\r | |
2086 | TRUE,\r | |
2087 | 100,\r | |
2088 | 1, // Hub ports < 7\r | |
2089 | OnHubInterruptComplete,\r | |
2090 | NewController\r | |
878ddf1f | 2091 | );\r |
878ddf1f | 2092 | }\r |
562d2849 | 2093 | }\r |
2094 | } else {\r | |
2095 | //\r | |
2096 | // Something disconnected from USB hub\r | |
2097 | //\r | |
2098 | DEBUG ((gUSBDebugLevel, "Something Device Detached on Hub port\n"));\r | |
878ddf1f | 2099 | \r |
562d2849 | 2100 | OldUsbIoDevice = HubController->Children[StatusChangePort - 1];\r |
878ddf1f | 2101 | \r |
562d2849 | 2102 | UsbDeviceDeConfiguration (OldUsbIoDevice);\r |
878ddf1f | 2103 | \r |
562d2849 | 2104 | HubController->Children[StatusChangePort - 1] = NULL;\r |
878ddf1f | 2105 | \r |
878ddf1f | 2106 | }\r |
2107 | \r | |
2108 | return ;\r | |
2109 | }\r | |
878ddf1f | 2110 | \r |
562d2849 | 2111 | return ;\r |
878ddf1f | 2112 | }\r |
2113 | \r | |
2114 | STATIC\r | |
2115 | USB_IO_CONTROLLER_DEVICE *\r | |
2116 | CreateUsbIoControllerDevice (\r | |
2117 | VOID\r | |
2118 | )\r | |
2119 | /*++\r | |
2120 | \r | |
2121 | Routine Description:\r | |
2122 | Allocate a structure for USB_IO_CONTROLLER_DEVICE\r | |
2123 | \r | |
2124 | Arguments:\r | |
2125 | N/A\r | |
2126 | \r | |
2127 | Returns:\r | |
2128 | A pointer to a USB_IO_CONTROLLER_DEVICE structure,\r | |
2129 | Or NULL.\r | |
2130 | \r | |
2131 | --*/\r | |
2132 | {\r | |
2133 | USB_IO_CONTROLLER_DEVICE *UsbIoControllerDev;\r | |
2134 | \r | |
2135 | //\r | |
2136 | // Allocate USB_IO_CONTROLLER_DEVICE structure\r | |
2137 | //\r | |
2138 | UsbIoControllerDev = NULL;\r | |
2139 | UsbIoControllerDev = AllocateZeroPool (sizeof (USB_IO_CONTROLLER_DEVICE));\r | |
2140 | \r | |
2141 | if (UsbIoControllerDev == NULL) {\r | |
2142 | return NULL;\r | |
2143 | }\r | |
2144 | \r | |
2145 | UsbIoControllerDev->Signature = USB_IO_CONTROLLER_SIGNATURE;\r | |
2146 | \r | |
2147 | return UsbIoControllerDev;\r | |
2148 | }\r | |
2149 | \r | |
2150 | STATIC\r | |
2151 | EFI_STATUS\r | |
2152 | InitUsbIoController (\r | |
2153 | IN USB_IO_CONTROLLER_DEVICE *UsbIoController\r | |
2154 | )\r | |
2155 | /*++\r | |
2156 | \r | |
2157 | Routine Description:\r | |
2158 | Init and install EFI_USB_IO_PROTOCOL onto that controller.\r | |
2159 | \r | |
2160 | Arguments:\r | |
2161 | UsbIoController - The Controller to be operated.\r | |
2162 | \r | |
2163 | Returns:\r | |
2164 | EFI_SUCCESS\r | |
2165 | Others\r | |
2166 | \r | |
2167 | --*/\r | |
2168 | {\r | |
2169 | USB_DEVICE_PATH UsbNode;\r | |
2170 | EFI_STATUS Status;\r | |
2171 | EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r | |
2172 | EFI_USB_HC_PROTOCOL *UsbHcProtocol;\r | |
562d2849 | 2173 | EFI_USB2_HC_PROTOCOL *Usb2HcProtocol;\r |
878ddf1f | 2174 | \r |
2175 | //\r | |
2176 | // Build the child device path for each new USB_IO device\r | |
2177 | //\r | |
2178 | ZeroMem (&UsbNode, sizeof (UsbNode));\r | |
2179 | UsbNode.Header.Type = MESSAGING_DEVICE_PATH;\r | |
2180 | UsbNode.Header.SubType = MSG_USB_DP;\r | |
2181 | SetDevicePathNodeLength (&UsbNode.Header, sizeof (UsbNode));\r | |
2182 | UsbNode.InterfaceNumber = UsbIoController->InterfaceNumber;\r | |
2183 | UsbNode.ParentPortNumber = UsbIoController->ParentPort;\r | |
2184 | ParentDevicePath = UsbIoController->Parent->DevicePath;\r | |
2185 | \r | |
2186 | UsbIoController->DevicePath =\r | |
2187 | AppendDevicePathNode (ParentDevicePath, &UsbNode.Header);\r | |
2188 | if (UsbIoController->DevicePath == NULL) {\r | |
2189 | return EFI_OUT_OF_RESOURCES;\r | |
2190 | }\r | |
2191 | \r | |
2192 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
2193 | &UsbIoController->Handle,\r | |
2194 | &gEfiDevicePathProtocolGuid,\r | |
2195 | UsbIoController->DevicePath,\r | |
2196 | &gEfiUsbIoProtocolGuid,\r | |
2197 | &UsbIoController->UsbIo,\r | |
2198 | NULL\r | |
2199 | );\r | |
2200 | \r | |
2201 | if (EFI_ERROR (Status)) {\r | |
2202 | return Status;\r | |
2203 | }\r | |
2204 | \r | |
562d2849 | 2205 | if (UsbIoController->UsbDevice->BusController->Hc2ProtocolSupported) {\r |
2206 | Status = gBS->OpenProtocol (\r | |
2207 | UsbIoController->HostController,\r | |
2208 | &gEfiUsb2HcProtocolGuid,\r | |
2209 | (VOID **)&Usb2HcProtocol,\r | |
2210 | gUsbBusDriverBinding.DriverBindingHandle,\r | |
2211 | UsbIoController->Handle,\r | |
2212 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
2213 | );\r | |
2214 | } else {\r | |
2215 | Status = gBS->OpenProtocol (\r | |
2216 | UsbIoController->HostController,\r | |
2217 | &gEfiUsbHcProtocolGuid,\r | |
2218 | (VOID **)&UsbHcProtocol,\r | |
2219 | gUsbBusDriverBinding.DriverBindingHandle,\r | |
2220 | UsbIoController->Handle,\r | |
2221 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
2222 | );\r | |
2223 | }\r | |
878ddf1f | 2224 | \r |
2225 | return Status;\r | |
2226 | }\r | |
2227 | \r | |
2228 | STATIC\r | |
2229 | EFI_STATUS\r | |
2230 | ParentPortReset (\r | |
2231 | IN USB_IO_CONTROLLER_DEVICE *UsbIoController,\r | |
2232 | IN BOOLEAN ReConfigure,\r | |
2233 | IN UINT8 RetryTimes\r | |
2234 | )\r | |
2235 | /*++\r | |
2236 | \r | |
2237 | Routine Description:\r | |
2238 | Reset parent hub port to which this device is connected.\r | |
2239 | \r | |
2240 | Arguments:\r | |
2241 | UsbIoController - Indicating the Usb Controller Device.\r | |
562d2849 | 2242 | ReConfigure - Do we need to reconfigure it.\r |
878ddf1f | 2243 | RetryTimes - Retry Times when failed\r |
562d2849 | 2244 | \r |
878ddf1f | 2245 | Returns:\r |
2246 | EFI_SUCCESS\r | |
2247 | EFI_DEVICE_ERROR\r | |
2248 | \r | |
2249 | --*/\r | |
2250 | {\r | |
2251 | USB_IO_DEVICE *ParentIoDev;\r | |
2252 | USB_IO_DEVICE *UsbIoDev;\r | |
2253 | USB_IO_CONTROLLER_DEVICE *ParentController;\r | |
2254 | UINT8 HubPort;\r | |
2255 | UINT32 Status;\r | |
2256 | EFI_STATUS Result;\r | |
2257 | EFI_USB_IO_PROTOCOL *UsbIo;\r | |
2258 | UINT8 Address;\r | |
2259 | \r | |
2260 | ParentController = UsbIoController->Parent;\r | |
2261 | ParentIoDev = ParentController->UsbDevice;\r | |
2262 | UsbIoDev = UsbIoController->UsbDevice;\r | |
2263 | HubPort = UsbIoController->ParentPort;\r | |
2264 | \r | |
2265 | gBS->Stall (100 * 1000);\r | |
2266 | \r | |
2267 | if (ParentIoDev->DeviceAddress == 1) {\r | |
2268 | DEBUG ((gUSBDebugLevel, "Reset from Root Hub 0x%x\n", HubPort));\r | |
562d2849 | 2269 | ResetRootPort (ParentIoDev->BusController, HubPort, RetryTimes);\r |
878ddf1f | 2270 | } else {\r |
2271 | DEBUG ((gUSBDebugLevel, "Reset from Hub, Addr 0x%x\n", ParentIoDev->DeviceAddress));\r | |
617de480 | 2272 | ResetHubPort (ParentController, (UINT8) (HubPort + 1));\r |
878ddf1f | 2273 | }\r |
2274 | //\r | |
2275 | // If we only need port reset, just return\r | |
2276 | //\r | |
2277 | if (!ReConfigure) {\r | |
2278 | return EFI_SUCCESS;\r | |
2279 | }\r | |
2280 | //\r | |
2281 | // Re-config that USB device\r | |
2282 | //\r | |
2283 | UsbIo = &UsbIoController->UsbIo;\r | |
2284 | \r | |
2285 | //\r | |
2286 | // Assign a unique address to this device\r | |
2287 | //\r | |
2288 | Address = UsbIoDev->DeviceAddress;\r | |
2289 | UsbIoDev->DeviceAddress = 0;\r | |
2290 | \r | |
2291 | Result = UsbSetDeviceAddress (UsbIo, Address, &Status);\r | |
2292 | UsbIoDev->DeviceAddress = Address;\r | |
2293 | \r | |
2294 | if (EFI_ERROR (Result)) {\r | |
2295 | return EFI_DEVICE_ERROR;\r | |
2296 | }\r | |
2297 | //\r | |
2298 | // Set the device to the default configuration\r | |
2299 | //\r | |
2300 | Result = UsbSetDefaultConfiguration (UsbIoDev);\r | |
2301 | if (EFI_ERROR (Result)) {\r | |
2302 | return EFI_DEVICE_ERROR;\r | |
2303 | }\r | |
2304 | \r | |
2305 | return EFI_SUCCESS;\r | |
2306 | }\r | |
2307 | \r | |
2308 | EFI_STATUS\r | |
2309 | EFIAPI\r | |
2310 | UsbPortReset (\r | |
2311 | IN EFI_USB_IO_PROTOCOL *This\r | |
2312 | )\r | |
2313 | /*++\r | |
2314 | \r | |
2315 | Routine Description:\r | |
2316 | Resets and reconfigures the USB controller. This function will\r | |
2317 | work for all USB devices except USB Hub Controllers.\r | |
2318 | \r | |
2319 | Arguments:\r | |
2320 | This - Indicates the calling context.\r | |
2321 | \r | |
2322 | Returns:\r | |
2323 | EFI_SUCCESS\r | |
2324 | EFI_INVALID_PARAMETER\r | |
2325 | EFI_DEVICE_ERROR\r | |
2326 | \r | |
2327 | --*/\r | |
2328 | {\r | |
2329 | USB_IO_CONTROLLER_DEVICE *UsbIoController;\r | |
878ddf1f | 2330 | \r |
2331 | UsbIoController = USB_IO_CONTROLLER_DEVICE_FROM_USB_IO_THIS (This);\r | |
2332 | \r | |
71a62114 | 2333 | if (IsHub (UsbIoController)) {\r |
2334 | return EFI_INVALID_PARAMETER;\r | |
2335 | }\r | |
2336 | \r | |
878ddf1f | 2337 | //\r |
2338 | // Since at this time, this device has already been configured,\r | |
2339 | // it needs to be re-configured.\r | |
2340 | //\r | |
71a62114 | 2341 | return ParentPortReset (UsbIoController, TRUE, 0);\r |
878ddf1f | 2342 | }\r |
2343 | \r | |
2344 | EFI_STATUS\r | |
2345 | ResetRootPort (\r | |
562d2849 | 2346 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r |
2347 | IN UINT8 PortNum,\r | |
2348 | IN UINT8 RetryTimes\r | |
878ddf1f | 2349 | )\r |
2350 | /*++\r | |
2351 | \r | |
2352 | Routine Description:\r | |
2353 | Reset Root Hub port.\r | |
2354 | \r | |
2355 | Arguments:\r | |
562d2849 | 2356 | UsbBusDev - Bus controller of the device.\r |
2357 | PortNum - The given port to be reset.\r | |
2358 | RetryTimes - RetryTimes when failed\r | |
2359 | \r | |
878ddf1f | 2360 | Returns:\r |
562d2849 | 2361 | EFI_SUCCESS\r |
2362 | EFI_DEVICE_ERROR\r | |
878ddf1f | 2363 | \r |
2364 | --*/\r | |
2365 | {\r | |
562d2849 | 2366 | EFI_STATUS Status;\r |
2367 | EFI_USB_PORT_STATUS PortStatus;\r | |
878ddf1f | 2368 | \r |
2369 | //\r | |
2370 | // reset root port\r | |
2371 | //\r | |
562d2849 | 2372 | Status = UsbVirtualHcSetRootHubPortFeature (\r |
2373 | UsbBusDev,\r | |
2374 | PortNum,\r | |
2375 | EfiUsbPortReset\r | |
2376 | );\r | |
878ddf1f | 2377 | if (EFI_ERROR (Status)) {\r |
2378 | return EFI_DEVICE_ERROR;\r | |
2379 | }\r | |
2380 | \r | |
2381 | gBS->Stall (50 * 1000);\r | |
2382 | \r | |
2383 | //\r | |
2384 | // clear reset root port\r | |
2385 | //\r | |
562d2849 | 2386 | Status = UsbVirtualHcClearRootHubPortFeature (\r |
2387 | UsbBusDev,\r | |
2388 | PortNum,\r | |
2389 | EfiUsbPortReset\r | |
2390 | );\r | |
878ddf1f | 2391 | if (EFI_ERROR (Status)) {\r |
2392 | return EFI_DEVICE_ERROR;\r | |
2393 | }\r | |
2394 | \r | |
2395 | gBS->Stall (1000);\r | |
2396 | \r | |
562d2849 | 2397 | Status = UsbVirtualHcClearRootHubPortFeature (\r |
2398 | UsbBusDev,\r | |
2399 | PortNum,\r | |
2400 | EfiUsbPortConnectChange\r | |
2401 | );\r | |
878ddf1f | 2402 | if (EFI_ERROR (Status)) {\r |
2403 | return EFI_DEVICE_ERROR;\r | |
2404 | }\r | |
562d2849 | 2405 | \r |
2406 | UsbVirtualHcGetRootHubPortStatus (\r | |
2407 | UsbBusDev,\r | |
2408 | PortNum,\r | |
2409 | &PortStatus\r | |
2410 | );\r | |
2411 | if (PortStatus.PortStatus & USB_PORT_STAT_OWNER) {\r | |
2412 | //\r | |
2413 | // Set port enable\r | |
2414 | //\r | |
2415 | Status = UsbVirtualHcSetRootHubPortFeature (\r | |
2416 | UsbBusDev,\r | |
2417 | PortNum,\r | |
2418 | EfiUsbPortEnable\r | |
2419 | );\r | |
2420 | if (EFI_ERROR (Status)) {\r | |
2421 | return EFI_DEVICE_ERROR;\r | |
2422 | }\r | |
2423 | \r | |
2424 | Status = UsbVirtualHcClearRootHubPortFeature (\r | |
2425 | UsbBusDev,\r | |
2426 | PortNum,\r | |
2427 | EfiUsbPortEnableChange\r | |
2428 | );\r | |
878ddf1f | 2429 | }\r |
2430 | \r | |
878ddf1f | 2431 | gBS->Stall ((1 + RetryTimes) * 50 * 1000);\r |
2432 | \r | |
2433 | return EFI_SUCCESS;\r | |
2434 | }\r | |
2435 | \r | |
878ddf1f | 2436 | EFI_STATUS\r |
2437 | ResetHubPort (\r | |
2438 | IN USB_IO_CONTROLLER_DEVICE *UsbIoController,\r | |
2439 | IN UINT8 PortIndex\r | |
2440 | )\r | |
2441 | /*++\r | |
2442 | \r | |
2443 | Routine Description:\r | |
2444 | Reset Hub port.\r | |
2445 | \r | |
2446 | Arguments:\r | |
2447 | UsbIoController - The USB_IO_CONTROLLER_DEVICE instance.\r | |
2448 | PortIndex - The given port to be reset.\r | |
2449 | \r | |
2450 | Returns:\r | |
2451 | EFI_SUCCESS\r | |
2452 | EFI_DEVICE_ERROR\r | |
2453 | \r | |
2454 | --*/\r | |
2455 | {\r | |
2456 | EFI_USB_IO_PROTOCOL *UsbIo;\r | |
2457 | EFI_USB_PORT_STATUS HubPortStatus;\r | |
2458 | UINT8 Number;\r | |
2459 | \r | |
2460 | ASSERT (UsbIoController->IsUsbHub == TRUE);\r | |
2461 | \r | |
2462 | UsbIo = &UsbIoController->UsbIo;\r | |
2463 | \r | |
2464 | HubSetPortFeature (\r | |
2465 | UsbIo,\r | |
2466 | PortIndex,\r | |
2467 | EfiUsbPortReset\r | |
2468 | );\r | |
2469 | \r | |
2470 | gBS->Stall (10 * 1000);\r | |
2471 | \r | |
2472 | //\r | |
2473 | // Wait for port reset complete\r | |
2474 | //\r | |
2475 | Number = 10;\r | |
2476 | do {\r | |
2477 | HubGetPortStatus (\r | |
2478 | UsbIo,\r | |
2479 | PortIndex,\r | |
2480 | (UINT32 *) &HubPortStatus\r | |
2481 | );\r | |
2482 | gBS->Stall (10 * 100);\r | |
2483 | Number -= 1;\r | |
2484 | } while ((HubPortStatus.PortChangeStatus & USB_PORT_STAT_C_RESET) == 0 && Number > 0);\r | |
2485 | \r | |
2486 | if (Number == 0) {\r | |
2487 | //\r | |
2488 | // Cannot reset port, return error\r | |
2489 | //\r | |
2490 | return EFI_DEVICE_ERROR;\r | |
2491 | }\r | |
2492 | \r | |
2493 | gBS->Stall (1000);\r | |
2494 | \r | |
2495 | HubGetPortStatus (\r | |
2496 | UsbIo,\r | |
2497 | PortIndex,\r | |
2498 | (UINT32 *) &HubPortStatus\r | |
2499 | );\r | |
2500 | //\r | |
2501 | // reset port will cause some bits change, clear them\r | |
2502 | //\r | |
2503 | if (HubPortStatus.PortChangeStatus & USB_PORT_STAT_C_ENABLE) {\r | |
2504 | DEBUG ((gUSBDebugLevel, "Port Enable Change\n"));\r | |
2505 | HubClearPortFeature (\r | |
2506 | UsbIo,\r | |
2507 | PortIndex,\r | |
2508 | EfiUsbPortEnableChange\r | |
2509 | );\r | |
2510 | }\r | |
2511 | \r | |
2512 | if (HubPortStatus.PortChangeStatus & USB_PORT_STAT_C_RESET) {\r | |
2513 | DEBUG ((gUSBDebugLevel, "Port Reset Change\n"));\r | |
2514 | HubClearPortFeature (\r | |
2515 | UsbIo,\r | |
2516 | PortIndex,\r | |
2517 | EfiUsbPortResetChange\r | |
2518 | );\r | |
2519 | }\r | |
2520 | \r | |
2521 | return EFI_SUCCESS;\r | |
2522 | }\r | |
2523 | \r | |
878ddf1f | 2524 | STATIC\r |
2525 | EFI_STATUS\r | |
2526 | ReportUsbStatusCode (\r | |
2527 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusController,\r | |
2528 | IN EFI_STATUS_CODE_TYPE Type,\r | |
2529 | IN EFI_STATUS_CODE_VALUE Code\r | |
2530 | )\r | |
2531 | /*++\r | |
2532 | \r | |
2533 | Routine Description:\r | |
2534 | \r | |
2535 | report a error Status code of USB bus driver controller\r | |
2536 | \r | |
2537 | Arguments:\r | |
2538 | UsbBusController - USB_BUS_CONTROLLER_DEVICE\r | |
2539 | Type - EFI_STATUS_CODE_TYPE\r | |
2540 | Code - EFI_STATUS_CODE_VALUE\r | |
2541 | Returns:\r | |
2542 | \r | |
2543 | None\r | |
2544 | \r | |
2545 | --*/\r | |
2546 | {\r | |
2547 | return REPORT_STATUS_CODE_WITH_DEVICE_PATH (\r | |
2548 | Type,\r | |
2549 | Code,\r | |
2550 | UsbBusController->DevicePath\r | |
2551 | );\r | |
2552 | }\r | |
2553 | \r | |
878ddf1f | 2554 | EFI_STATUS\r |
2555 | IsDeviceDisconnected (\r | |
2556 | IN USB_IO_CONTROLLER_DEVICE *UsbIoController,\r | |
2557 | IN OUT BOOLEAN *Disconnected\r | |
2558 | )\r | |
2559 | /*++\r | |
2560 | \r | |
2561 | Routine Description:\r | |
2562 | Reset if the device is disconencted or not\r | |
2563 | \r | |
2564 | Arguments:\r | |
2565 | UsbIoController - Indicating the Usb Controller Device.\r | |
2566 | Disconnected - Indicate whether the device is disconencted or not\r | |
2567 | \r | |
2568 | Returns:\r | |
2569 | EFI_SUCCESS\r | |
2570 | EFI_DEVICE_ERROR\r | |
2571 | \r | |
2572 | --*/\r | |
2573 | {\r | |
2574 | USB_IO_DEVICE *ParentIoDev;\r | |
878ddf1f | 2575 | USB_IO_CONTROLLER_DEVICE *ParentController;\r |
2576 | UINT8 HubPort;\r | |
2577 | EFI_STATUS Status;\r | |
878ddf1f | 2578 | EFI_USB_PORT_STATUS PortStatus;\r |
878ddf1f | 2579 | \r |
2580 | ParentController = UsbIoController->Parent;\r | |
2581 | ParentIoDev = ParentController->UsbDevice;\r | |
878ddf1f | 2582 | HubPort = UsbIoController->ParentPort;\r |
2583 | \r | |
2584 | if (ParentIoDev->DeviceAddress == 1) {\r | |
2585 | //\r | |
2586 | // Connected to the root hub\r | |
2587 | //\r | |
562d2849 | 2588 | UsbVirtualHcGetRootHubPortStatus (\r |
2589 | ParentIoDev->BusController,\r | |
2590 | HubPort,\r | |
2591 | &PortStatus\r | |
2592 | );\r | |
878ddf1f | 2593 | \r |
2594 | } else {\r | |
878ddf1f | 2595 | Status = HubGetPortStatus (\r |
2596 | &ParentController->UsbIo,\r | |
617de480 | 2597 | (UINT8) (HubPort + 1),\r |
878ddf1f | 2598 | (UINT32 *) &PortStatus\r |
2599 | );\r | |
2600 | \r | |
2601 | if (EFI_ERROR (Status)) {\r | |
2602 | return IsDeviceDisconnected (ParentController, Disconnected);\r | |
2603 | }\r | |
2604 | }\r | |
2605 | \r | |
2606 | *Disconnected = FALSE;\r | |
2607 | \r | |
2608 | if (!IsPortConnect (PortStatus.PortStatus)) {\r | |
2609 | *Disconnected = TRUE;\r | |
2610 | }\r | |
2611 | \r | |
2612 | return EFI_SUCCESS;\r | |
2613 | }\r | |
562d2849 | 2614 | \r |
2615 | STATIC\r | |
2616 | EFI_STATUS\r | |
2617 | UsbSetTransactionTranslator (\r | |
2618 | IN USB_IO_CONTROLLER_DEVICE *ParentHubController,\r | |
2619 | IN UINT8 ParentPort,\r | |
2620 | IN OUT USB_IO_DEVICE *Device\r | |
2621 | )\r | |
2622 | /*++\r | |
2623 | \r | |
2624 | Routine Description:\r | |
2625 | \r | |
2626 | Set Transaction Translator parameter\r | |
2627 | \r | |
2628 | Arguments:\r | |
2629 | \r | |
2630 | ParentHubController - Controller structure of the parent Hub device\r | |
2631 | ParentPort - Number of parent port\r | |
2632 | Device - Structure of the device\r | |
2633 | \r | |
2634 | Returns:\r | |
2635 | \r | |
2636 | EFI_SUCCESS Success\r | |
2637 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
2638 | \r | |
2639 | --*/\r | |
2640 | {\r | |
2641 | USB_IO_CONTROLLER_DEVICE *AncestorHubController;\r | |
2642 | \r | |
2643 | AncestorHubController = ParentHubController;\r | |
2644 | Device->Translator = NULL;\r | |
2645 | \r | |
2646 | if (EFI_USB_SPEED_HIGH == Device->DeviceSpeed) {\r | |
2647 | return EFI_SUCCESS;\r | |
2648 | }\r | |
2649 | \r | |
2650 | do {\r | |
2651 | if (EFI_USB_SPEED_HIGH == AncestorHubController->UsbDevice->DeviceSpeed) {\r | |
2652 | break;\r | |
2653 | }\r | |
2654 | \r | |
2655 | if (NULL == AncestorHubController->Parent) {\r | |
2656 | return EFI_SUCCESS;\r | |
2657 | }\r | |
2658 | \r | |
2659 | AncestorHubController = AncestorHubController->Parent;\r | |
2660 | } while (1);\r | |
2661 | \r | |
2662 | Device->Translator = AllocatePool (sizeof (EFI_USB2_HC_TRANSACTION_TRANSLATOR));\r | |
2663 | if (NULL == Device->Translator) {\r | |
2664 | return EFI_OUT_OF_RESOURCES;\r | |
2665 | }\r | |
2666 | \r | |
2667 | Device->Translator->TranslatorHubAddress = AncestorHubController->UsbDevice->DeviceAddress;\r | |
2668 | Device->Translator->TranslatorPortNumber = ParentPort;\r | |
2669 | \r | |
2670 | return EFI_SUCCESS;\r | |
2671 | }\r | |
2672 | \r | |
2673 | STATIC\r | |
2674 | EFI_STATUS\r | |
2675 | UsbUnsetTransactionTranslator (\r | |
2676 | USB_IO_DEVICE *Device\r | |
2677 | )\r | |
2678 | /*++\r | |
2679 | \r | |
2680 | Routine Description:\r | |
2681 | \r | |
2682 | Unset Transaction Translator parameter\r | |
2683 | \r | |
2684 | Arguments:\r | |
2685 | \r | |
2686 | Device - Structure of the device\r | |
2687 | \r | |
2688 | Returns:\r | |
2689 | \r | |
2690 | EFI_SUCCESS Success\r | |
2691 | \r | |
2692 | --*/\r | |
2693 | {\r | |
2694 | if (Device->Translator) {\r | |
2695 | gBS->FreePool (Device->Translator);\r | |
2696 | Device->Translator = NULL;\r | |
2697 | }\r | |
2698 | \r | |
2699 | return EFI_SUCCESS;\r | |
2700 | }\r | |
2701 | \r | |
2702 | STATIC\r | |
2703 | EFI_STATUS\r | |
2704 | IdentifyDeviceSpeed (\r | |
2705 | USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
2706 | USB_IO_DEVICE *NewDevice,\r | |
2707 | UINT8 Index\r | |
2708 | )\r | |
2709 | /*++\r | |
2710 | \r | |
2711 | Routine Description:\r | |
2712 | \r | |
2713 | Identify speed of USB device\r | |
2714 | \r | |
2715 | Arguments:\r | |
2716 | \r | |
2717 | UsbBusDev - UsbBus controller structure of the device\r | |
2718 | NewDevice - Devcie controller structure\r | |
2719 | Index - Number of the port\r | |
2720 | \r | |
2721 | Returns:\r | |
2722 | \r | |
2723 | EFI_SUCCESS Success\r | |
2724 | EFI_NOT_FOUND Device release to CHC or can't be found\r | |
2725 | \r | |
2726 | --*/\r | |
2727 | {\r | |
2728 | EFI_STATUS Status;\r | |
2729 | EFI_USB_PORT_STATUS HubPortStatus;\r | |
2730 | \r | |
2731 | UsbVirtualHcGetRootHubPortStatus (\r | |
2732 | UsbBusDev,\r | |
2733 | Index,\r | |
2734 | (EFI_USB_PORT_STATUS *) &HubPortStatus\r | |
2735 | );\r | |
2736 | \r | |
2737 | //\r | |
2738 | // Check device device\r | |
2739 | //\r | |
2740 | if (!(HubPortStatus.PortStatus & USB_PORT_STAT_OWNER)) {\r | |
2741 | //\r | |
2742 | // EHC Port Owner\r | |
2743 | //\r | |
2744 | if (HubPortStatus.PortStatus & USB_PORT_STAT_HIGH_SPEED) {\r | |
2745 | DEBUG ((gUSBDebugLevel, "High Speed Device attached to EHC\n"));\r | |
2746 | NewDevice->DeviceSpeed = EFI_USB_SPEED_HIGH; \r | |
2747 | } else {\r | |
2748 | Status = ReleasePortToCHC (UsbBusDev, Index);\r | |
2749 | if (EFI_ERROR (Status)) {\r | |
2750 | DEBUG ((gUSBErrorLevel, "Fail to release port to CHC\n"));\r | |
2751 | } else {\r | |
2752 | DEBUG ((gUSBDebugLevel, "Success to release port to CHC\n"));\r | |
2753 | }\r | |
2754 | return EFI_DEVICE_ERROR;\r | |
2755 | }\r | |
2756 | } else {\r | |
2757 | //\r | |
2758 | // CHC Port Owner\r | |
2759 | //\r | |
2760 | if (HubPortStatus.PortStatus & USB_PORT_STAT_LOW_SPEED) {\r | |
2761 | DEBUG ((gUSBDebugLevel, "Low Speed Device attached to CHC\n"));\r | |
2762 | NewDevice->DeviceSpeed = EFI_USB_SPEED_LOW; \r | |
2763 | } else {\r | |
2764 | DEBUG ((gUSBDebugLevel, "FULL Speed Device attached to CHC\n"));\r | |
2765 | NewDevice->DeviceSpeed = EFI_USB_SPEED_FULL; \r | |
2766 | }\r | |
2767 | }\r | |
2768 | \r | |
2769 | return EFI_SUCCESS;\r | |
2770 | }\r | |
2771 | \r | |
2772 | STATIC\r | |
2773 | EFI_STATUS\r | |
2774 | ReleasePortToCHC (\r | |
2775 | USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
2776 | UINT8 PortNum\r | |
2777 | )\r | |
2778 | /*++\r | |
2779 | \r | |
2780 | Routine Description:\r | |
2781 | \r | |
2782 | Set bit to release the port owner to CHC\r | |
2783 | \r | |
2784 | Arguments:\r | |
2785 | \r | |
2786 | UsbBusDev - UsbBus controller structure of the device\r | |
2787 | PortNum - Number of the port\r | |
2788 | \r | |
2789 | Returns:\r | |
2790 | \r | |
2791 | EFI_SUCCESS Success\r | |
2792 | EFI_DEVICE_ERROR Fail\r | |
2793 | \r | |
2794 | --*/\r | |
2795 | {\r | |
2796 | EFI_STATUS Status;\r | |
2797 | \r | |
2798 | Status = UsbVirtualHcSetRootHubPortFeature (\r | |
2799 | UsbBusDev,\r | |
2800 | PortNum,\r | |
2801 | EfiUsbPortOwner\r | |
2802 | );\r | |
2803 | \r | |
2804 | gBS->Stall (100 * 1000);\r | |
2805 | \r | |
2806 | return Status;\r | |
2807 | }\r | |
2808 | \r | |
2809 | EFI_STATUS\r | |
2810 | EFIAPI\r | |
2811 | UsbVirtualHcGetCapability (\r | |
2812 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
2813 | OUT UINT8 *MaxSpeed,\r | |
2814 | OUT UINT8 *PortNumber,\r | |
2815 | OUT UINT8 *Is64BitCapable\r | |
2816 | )\r | |
2817 | /*++\r | |
2818 | \r | |
2819 | Routine Description:\r | |
2820 | \r | |
2821 | Virtual interface to Retrieves the capablility of root hub ports \r | |
2822 | for both Hc2 and Hc protocol.\r | |
2823 | \r | |
2824 | Arguments:\r | |
2825 | \r | |
2826 | UsbBusDev - A pointer to bus controller of the device.\r | |
2827 | MaxSpeed - A pointer to the number of the host controller.\r | |
2828 | PortNumber - A pointer to the number of the root hub ports.\r | |
2829 | Is64BitCapable - A pointer to the flag for whether controller supports \r | |
2830 | 64-bit memory addressing.\r | |
2831 | \r | |
2832 | Returns:\r | |
2833 | \r | |
2834 | EFI_SUCCESS \r | |
2835 | The host controller capability were retrieved successfully.\r | |
2836 | EFI_INVALID_PARAMETER \r | |
2837 | MaxSpeed or PortNumber or Is64BitCapable is NULL.\r | |
2838 | EFI_DEVICE_ERROR \r | |
2839 | An error was encountered while attempting to retrieve the capabilities. \r | |
2840 | \r | |
2841 | --*/\r | |
2842 | {\r | |
2843 | EFI_STATUS Status;\r | |
2844 | \r | |
2845 | Status = EFI_SUCCESS;\r | |
2846 | \r | |
2847 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
2848 | Status = UsbBusDev->Usb2HCInterface->GetCapability (\r | |
2849 | UsbBusDev->Usb2HCInterface,\r | |
2850 | MaxSpeed,\r | |
2851 | PortNumber,\r | |
2852 | Is64BitCapable\r | |
2853 | );\r | |
2854 | } else {\r | |
2855 | Status = UsbBusDev->UsbHCInterface->GetRootHubPortNumber (\r | |
2856 | UsbBusDev->UsbHCInterface,\r | |
2857 | PortNumber\r | |
2858 | );\r | |
2859 | *MaxSpeed = EFI_USB_SPEED_FULL;\r | |
2860 | *Is64BitCapable = (UINT8) FALSE;\r | |
2861 | }\r | |
2862 | \r | |
2863 | return Status;\r | |
2864 | }\r | |
2865 | \r | |
2866 | EFI_STATUS\r | |
2867 | EFIAPI\r | |
2868 | UsbVirtualHcReset (\r | |
2869 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
2870 | IN UINT16 Attributes\r | |
2871 | )\r | |
2872 | /*++\r | |
2873 | \r | |
2874 | Routine Description:\r | |
2875 | \r | |
2876 | Virtual interface to provides software reset for the USB host controller\r | |
2877 | for both Hc2 and Hc protocol.\r | |
2878 | \r | |
2879 | Arguments:\r | |
2880 | \r | |
2881 | UsbBusDev - A pointer to bus controller of the device.\r | |
2882 | Attributes - A bit mask of the reset operation to perform. \r | |
2883 | See below for a list of the supported bit mask values.\r | |
2884 | \r | |
2885 | #define EFI_USB_HC_RESET_GLOBAL 0x0001 // Hc2 and Hc\r | |
2886 | #define EFI_USB_HC_RESET_HOST_CONTROLLER 0x0002 // Hc2 and Hc\r | |
2887 | #define EFI_USB_HC_RESET_GLOBAL_WITH_DEBUG 0x0004 // Hc2\r | |
2888 | #define EFI_USB_HC_RESET_HOST_WITH_DEBUG 0x0008 // Hc2\r | |
2889 | \r | |
2890 | EFI_USB_HC_RESET_GLOBAL \r | |
2891 | If this bit is set, a global reset signal will be sent to the USB bus.\r | |
2892 | This resets all of the USB bus logic, including the USB host \r | |
2893 | controller hardware and all the devices attached on the USB bus.\r | |
2894 | EFI_USB_HC_RESET_HOST_CONTROLLER \r | |
2895 | If this bit is set, the USB host controller hardware will be reset. \r | |
2896 | No reset signal will be sent to the USB bus.\r | |
2897 | EFI_USB_HC_RESET_GLOBAL_WITH_DEBUG\r | |
2898 | If this bit is set, a global reset signal will be sent to the USB bus.\r | |
2899 | This resets all of the USB bus logic, including the USB host \r | |
2900 | controller hardware and all the devices attached on the USB bus. \r | |
2901 | If this is an EHCI controller and the debug port has configured, then \r | |
2902 | this is will still reset the host controller.\r | |
2903 | EFI_USB_HC_RESET_HOST_WITH_DEBUG\r | |
2904 | If this bit is set, the USB host controller hardware will be reset. \r | |
2905 | If this is an EHCI controller and the debug port has been configured,\r | |
2906 | then this will still reset the host controller.\r | |
2907 | \r | |
2908 | Returns:\r | |
2909 | \r | |
2910 | EFI_SUCCESS \r | |
2911 | The reset operation succeeded.\r | |
2912 | EFI_INVALID_PARAMETER \r | |
2913 | Attributes is not valid.\r | |
2914 | EFI_UNSUPPOURTED\r | |
2915 | The type of reset specified by Attributes is not currently supported by\r | |
2916 | the host controller hardware.\r | |
2917 | EFI_ACCESS_DENIED\r | |
2918 | Reset operation is rejected due to the debug port being configured and \r | |
2919 | active; only EFI_USB_HC_RESET_GLOBAL_WITH_DEBUG or \r | |
2920 | EFI_USB_HC_RESET_HOST_WITH_DEBUG reset Atrributes can be used to\r | |
2921 | perform reset operation for this host controller.\r | |
2922 | EFI_DEVICE_ERROR \r | |
2923 | An error was encountered while attempting to perform \r | |
2924 | the reset operation.\r | |
2925 | \r | |
2926 | --*/\r | |
2927 | {\r | |
2928 | EFI_STATUS Status;\r | |
2929 | \r | |
2930 | Status = EFI_SUCCESS;\r | |
2931 | \r | |
2932 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
2933 | Status = UsbBusDev->Usb2HCInterface->Reset (\r | |
2934 | UsbBusDev->Usb2HCInterface,\r | |
2935 | EFI_USB_HC_RESET_GLOBAL\r | |
2936 | );\r | |
2937 | } else {\r | |
2938 | Status = UsbBusDev->UsbHCInterface->Reset (\r | |
2939 | UsbBusDev->UsbHCInterface,\r | |
2940 | EFI_USB_HC_RESET_GLOBAL\r | |
2941 | );\r | |
2942 | }\r | |
2943 | \r | |
2944 | return Status;\r | |
2945 | }\r | |
2946 | \r | |
2947 | EFI_STATUS\r | |
2948 | EFIAPI\r | |
2949 | UsbVirtualHcGetState (\r | |
2950 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
2951 | OUT EFI_USB_HC_STATE *State\r | |
2952 | )\r | |
2953 | /*++\r | |
2954 | \r | |
2955 | Routine Description:\r | |
2956 | \r | |
2957 | Virtual interface to retrieves current state of the USB host controller\r | |
2958 | for both Hc2 and Hc protocol.\r | |
2959 | \r | |
2960 | Arguments:\r | |
2961 | \r | |
2962 | UsbBusDev - A pointer to bus controller of the device.\r | |
2963 | State - A pointer to the EFI_USB_HC_STATE data structure that \r | |
2964 | indicates current state of the USB host controller. \r | |
2965 | Type EFI_USB_HC_STATE is defined below.\r | |
2966 | \r | |
2967 | typedef enum {\r | |
2968 | EfiUsbHcStateHalt,\r | |
2969 | EfiUsbHcStateOperational,\r | |
2970 | EfiUsbHcStateSuspend,\r | |
2971 | EfiUsbHcStateMaximum\r | |
2972 | } EFI_USB_HC_STATE;\r | |
2973 | \r | |
2974 | Returns:\r | |
2975 | \r | |
2976 | EFI_SUCCESS \r | |
2977 | The state information of the host controller was returned in State.\r | |
2978 | EFI_INVALID_PARAMETER \r | |
2979 | State is NULL.\r | |
2980 | EFI_DEVICE_ERROR \r | |
2981 | An error was encountered while attempting to retrieve the \r | |
2982 | host controller's current state. \r | |
2983 | \r | |
2984 | --*/\r | |
2985 | {\r | |
2986 | EFI_STATUS Status;\r | |
2987 | \r | |
2988 | Status = EFI_SUCCESS;\r | |
2989 | \r | |
2990 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
2991 | Status = UsbBusDev->Usb2HCInterface->GetState (\r | |
2992 | UsbBusDev->Usb2HCInterface,\r | |
2993 | State\r | |
2994 | );\r | |
2995 | } else {\r | |
2996 | Status = UsbBusDev->UsbHCInterface->GetState (\r | |
2997 | UsbBusDev->UsbHCInterface,\r | |
2998 | State\r | |
2999 | );\r | |
3000 | }\r | |
3001 | \r | |
3002 | return Status;\r | |
3003 | }\r | |
3004 | \r | |
3005 | EFI_STATUS\r | |
3006 | EFIAPI\r | |
3007 | UsbVirtualHcSetState (\r | |
3008 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
3009 | IN EFI_USB_HC_STATE State\r | |
3010 | )\r | |
3011 | /*++\r | |
3012 | \r | |
3013 | Routine Description:\r | |
3014 | \r | |
3015 | Virtual interface to sets the USB host controller to a specific state\r | |
3016 | for both Hc2 and Hc protocol.\r | |
3017 | \r | |
3018 | Arguments:\r | |
3019 | \r | |
3020 | UsbBusDev - A pointer to bus controller of the device.\r | |
3021 | State - Indicates the state of the host controller that will be set.\r | |
3022 | \r | |
3023 | Returns:\r | |
3024 | \r | |
3025 | EFI_SUCCESS \r | |
3026 | The USB host controller was successfully placed in the state \r | |
3027 | specified by State.\r | |
3028 | EFI_INVALID_PARAMETER \r | |
3029 | State is invalid.\r | |
3030 | EFI_DEVICE_ERROR \r | |
3031 | Failed to set the state specified by State due to device error. \r | |
3032 | \r | |
3033 | --*/\r | |
3034 | {\r | |
3035 | EFI_STATUS Status;\r | |
3036 | \r | |
3037 | Status = EFI_SUCCESS;\r | |
3038 | \r | |
3039 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
3040 | Status = UsbBusDev->Usb2HCInterface->SetState (\r | |
3041 | UsbBusDev->Usb2HCInterface,\r | |
3042 | State\r | |
3043 | );\r | |
3044 | } else {\r | |
3045 | Status = UsbBusDev->UsbHCInterface->SetState (\r | |
3046 | UsbBusDev->UsbHCInterface,\r | |
3047 | State\r | |
3048 | );\r | |
3049 | }\r | |
3050 | \r | |
3051 | return Status;\r | |
3052 | }\r | |
3053 | \r | |
3054 | EFI_STATUS\r | |
3055 | EFIAPI\r | |
3056 | UsbVirtualHcGetRootHubPortStatus (\r | |
3057 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
3058 | IN UINT8 PortNumber,\r | |
3059 | OUT EFI_USB_PORT_STATUS *PortStatus\r | |
3060 | )\r | |
3061 | /*++\r | |
3062 | \r | |
3063 | Routine Description:\r | |
3064 | \r | |
3065 | Virtual interface to retrieves the current status of a USB root hub port\r | |
3066 | both for Hc2 and Hc protocol.\r | |
3067 | \r | |
3068 | Arguments:\r | |
3069 | \r | |
3070 | UsbBusDev - A pointer to bus controller of the device.\r | |
3071 | PortNumber - Specifies the root hub port from which the status \r | |
3072 | is to be retrieved. This value is zero-based. For example, \r | |
3073 | if a root hub has two ports, then the first port is numbered 0,\r | |
3074 | and the second port is numbered 1.\r | |
3075 | PortStatus - A pointer to the current port status bits and \r | |
3076 | port status change bits. \r | |
3077 | \r | |
3078 | Returns:\r | |
3079 | \r | |
3080 | EFI_SUCCESS The status of the USB root hub port specified by PortNumber \r | |
3081 | was returned in PortStatus.\r | |
3082 | EFI_INVALID_PARAMETER PortNumber is invalid. \r | |
3083 | EFI_DEVICE_ERROR Can't read register \r | |
3084 | \r | |
3085 | --*/\r | |
3086 | {\r | |
3087 | EFI_STATUS Status;\r | |
3088 | \r | |
3089 | Status = EFI_SUCCESS;\r | |
3090 | \r | |
3091 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
3092 | Status = UsbBusDev->Usb2HCInterface->GetRootHubPortStatus (\r | |
3093 | UsbBusDev->Usb2HCInterface,\r | |
3094 | PortNumber,\r | |
3095 | PortStatus\r | |
3096 | );\r | |
3097 | } else {\r | |
3098 | Status = UsbBusDev->UsbHCInterface->GetRootHubPortStatus (\r | |
3099 | UsbBusDev->UsbHCInterface,\r | |
3100 | PortNumber,\r | |
3101 | PortStatus\r | |
3102 | );\r | |
3103 | }\r | |
3104 | \r | |
3105 | return Status;\r | |
3106 | }\r | |
3107 | \r | |
3108 | EFI_STATUS\r | |
3109 | EFIAPI\r | |
3110 | UsbVirtualHcSetRootHubPortFeature (\r | |
3111 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
3112 | IN UINT8 PortNumber,\r | |
3113 | IN EFI_USB_PORT_FEATURE PortFeature\r | |
3114 | )\r | |
3115 | /*++\r | |
3116 | \r | |
3117 | Routine Description:\r | |
3118 | Virual interface to sets a feature for the specified root hub port\r | |
3119 | for both Hc2 and Hc protocol.\r | |
3120 | \r | |
3121 | Arguments:\r | |
3122 | \r | |
3123 | UsbBusDev - A pointer to bus controller of the device.\r | |
3124 | PortNumber - Specifies the root hub port whose feature \r | |
3125 | is requested to be set.\r | |
3126 | PortFeature - Indicates the feature selector associated \r | |
3127 | with the feature set request. \r | |
3128 | \r | |
3129 | Returns:\r | |
3130 | \r | |
3131 | EFI_SUCCESS \r | |
3132 | The feature specified by PortFeature was set for the \r | |
3133 | USB root hub port specified by PortNumber.\r | |
3134 | EFI_INVALID_PARAMETER \r | |
3135 | PortNumber is invalid or PortFeature is invalid.\r | |
3136 | EFI_DEVICE_ERROR\r | |
3137 | Can't read register\r | |
3138 | \r | |
3139 | --*/\r | |
3140 | {\r | |
3141 | EFI_STATUS Status;\r | |
3142 | \r | |
3143 | Status = EFI_SUCCESS;\r | |
3144 | \r | |
3145 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
3146 | Status = UsbBusDev->Usb2HCInterface->SetRootHubPortFeature (\r | |
3147 | UsbBusDev->Usb2HCInterface,\r | |
3148 | PortNumber,\r | |
3149 | PortFeature\r | |
3150 | );\r | |
3151 | } else {\r | |
3152 | Status = UsbBusDev->UsbHCInterface->SetRootHubPortFeature (\r | |
3153 | UsbBusDev->UsbHCInterface,\r | |
3154 | PortNumber,\r | |
3155 | PortFeature\r | |
3156 | );\r | |
3157 | }\r | |
3158 | \r | |
3159 | return Status;\r | |
3160 | }\r | |
3161 | \r | |
3162 | EFI_STATUS\r | |
3163 | EFIAPI\r | |
3164 | UsbVirtualHcClearRootHubPortFeature (\r | |
3165 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
3166 | IN UINT8 PortNumber,\r | |
3167 | IN EFI_USB_PORT_FEATURE PortFeature\r | |
3168 | )\r | |
3169 | /*++\r | |
3170 | \r | |
3171 | Routine Description:\r | |
3172 | \r | |
3173 | Virtual interface to clears a feature for the specified root hub port\r | |
3174 | for both Hc2 and Hc protocol.\r | |
3175 | \r | |
3176 | Arguments:\r | |
3177 | \r | |
3178 | UsbBusDev - A pointer to bus controller of the device.\r | |
3179 | PortNumber - Specifies the root hub port whose feature \r | |
3180 | is requested to be cleared.\r | |
3181 | PortFeature - Indicates the feature selector associated with the \r | |
3182 | feature clear request.\r | |
3183 | \r | |
3184 | Returns:\r | |
3185 | \r | |
3186 | EFI_SUCCESS \r | |
3187 | The feature specified by PortFeature was cleared for the \r | |
3188 | USB root hub port specified by PortNumber.\r | |
3189 | EFI_INVALID_PARAMETER \r | |
3190 | PortNumber is invalid or PortFeature is invalid.\r | |
3191 | EFI_DEVICE_ERROR\r | |
3192 | Can't read register\r | |
3193 | \r | |
3194 | --*/\r | |
3195 | {\r | |
3196 | EFI_STATUS Status;\r | |
3197 | \r | |
3198 | Status = EFI_SUCCESS;\r | |
3199 | \r | |
3200 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
3201 | Status = UsbBusDev->Usb2HCInterface->ClearRootHubPortFeature (\r | |
3202 | UsbBusDev->Usb2HCInterface,\r | |
3203 | PortNumber,\r | |
3204 | PortFeature\r | |
3205 | );\r | |
3206 | } else {\r | |
3207 | Status = UsbBusDev->UsbHCInterface->ClearRootHubPortFeature (\r | |
3208 | UsbBusDev->UsbHCInterface,\r | |
3209 | PortNumber,\r | |
3210 | PortFeature\r | |
3211 | );\r | |
3212 | }\r | |
3213 | \r | |
3214 | return Status;\r | |
3215 | }\r | |
3216 | \r | |
3217 | EFI_STATUS\r | |
3218 | EFIAPI\r | |
3219 | UsbVirtualHcControlTransfer (\r | |
3220 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
3221 | IN UINT8 DeviceAddress,\r | |
3222 | IN UINT8 DeviceSpeed,\r | |
3223 | IN UINTN MaximumPacketLength,\r | |
3224 | IN EFI_USB_DEVICE_REQUEST *Request,\r | |
3225 | IN EFI_USB_DATA_DIRECTION TransferDirection,\r | |
3226 | IN OUT VOID *Data,\r | |
3227 | IN OUT UINTN *DataLength,\r | |
3228 | IN UINTN TimeOut,\r | |
3229 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
3230 | OUT UINT32 *TransferResult\r | |
3231 | )\r | |
3232 | /*++\r | |
3233 | \r | |
3234 | Routine Description:\r | |
3235 | \r | |
3236 | Virtual interface to submits control transfer to a target USB device\r | |
3237 | for both Hc2 and Hc protocol.\r | |
3238 | \r | |
3239 | Arguments:\r | |
3240 | \r | |
3241 | UsbBusDev - A pointer to bus controller of the device.\r | |
3242 | DeviceAddress - Represents the address of the target device on the USB,\r | |
3243 | which is assigned during USB enumeration.\r | |
3244 | DeviceSpeed - Indicates target device speed.\r | |
3245 | MaximumPacketLength - Indicates the maximum packet size that the \r | |
3246 | default control transfer endpoint is capable of \r | |
3247 | sending or receiving.\r | |
3248 | Request - A pointer to the USB device request that will be sent \r | |
3249 | to the USB device. \r | |
3250 | TransferDirection - Specifies the data direction for the transfer.\r | |
3251 | There are three values available, DataIn, DataOut \r | |
3252 | and NoData.\r | |
3253 | Data - A pointer to the buffer of data that will be transmitted \r | |
3254 | to USB device or received from USB device.\r | |
3255 | DataLength - Indicates the size, in bytes, of the data buffer \r | |
3256 | specified by Data.\r | |
3257 | TimeOut - Indicates the maximum time, in microseconds, \r | |
3258 | which the transfer is allowed to complete.\r | |
3259 | Translator - A pointr to the transaction translator data.\r | |
3260 | TransferResult - A pointer to the detailed result information generated \r | |
3261 | by this control transfer.\r | |
3262 | \r | |
3263 | Returns:\r | |
3264 | \r | |
3265 | EFI_SUCCESS \r | |
3266 | The control transfer was completed successfully.\r | |
3267 | EFI_OUT_OF_RESOURCES \r | |
3268 | The control transfer could not be completed due to a lack of resources.\r | |
3269 | EFI_INVALID_PARAMETER \r | |
3270 | Some parameters are invalid.\r | |
3271 | EFI_TIMEOUT \r | |
3272 | The control transfer failed due to timeout.\r | |
3273 | EFI_DEVICE_ERROR \r | |
3274 | The control transfer failed due to host controller or device error. \r | |
3275 | Caller should check TranferResult for detailed error information.\r | |
3276 | \r | |
3277 | --*/\r | |
3278 | {\r | |
3279 | EFI_STATUS Status;\r | |
3280 | BOOLEAN IsSlowDevice;\r | |
3281 | \r | |
3282 | Status = EFI_SUCCESS;\r | |
3283 | \r | |
3284 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
3285 | Status = UsbBusDev->Usb2HCInterface->ControlTransfer (\r | |
3286 | UsbBusDev->Usb2HCInterface,\r | |
3287 | DeviceAddress,\r | |
3288 | DeviceSpeed,\r | |
3289 | MaximumPacketLength,\r | |
3290 | Request,\r | |
3291 | TransferDirection,\r | |
3292 | Data,\r | |
3293 | DataLength,\r | |
3294 | TimeOut,\r | |
3295 | Translator,\r | |
3296 | TransferResult\r | |
3297 | );\r | |
3298 | } else {\r | |
617de480 | 3299 | IsSlowDevice = (BOOLEAN) ((EFI_USB_SPEED_LOW == DeviceSpeed) ? TRUE : FALSE);\r |
562d2849 | 3300 | Status = UsbBusDev->UsbHCInterface->ControlTransfer (\r |
3301 | UsbBusDev->UsbHCInterface,\r | |
3302 | DeviceAddress,\r | |
3303 | IsSlowDevice,\r | |
3304 | (UINT8) MaximumPacketLength,\r | |
3305 | Request,\r | |
3306 | TransferDirection,\r | |
3307 | Data,\r | |
3308 | DataLength,\r | |
3309 | TimeOut,\r | |
3310 | TransferResult\r | |
3311 | );\r | |
3312 | }\r | |
3313 | \r | |
3314 | return Status;\r | |
3315 | }\r | |
3316 | \r | |
3317 | EFI_STATUS\r | |
3318 | EFIAPI\r | |
3319 | UsbVirtualHcBulkTransfer (\r | |
3320 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
3321 | IN UINT8 DeviceAddress,\r | |
3322 | IN UINT8 EndPointAddress,\r | |
3323 | IN UINT8 DeviceSpeed,\r | |
3324 | IN UINTN MaximumPacketLength,\r | |
3325 | IN UINT8 DataBuffersNumber,\r | |
3326 | IN OUT VOID *Data[EFI_USB_MAX_BULK_BUFFER_NUM],\r | |
3327 | IN OUT UINTN *DataLength,\r | |
3328 | IN OUT UINT8 *DataToggle,\r | |
3329 | IN UINTN TimeOut,\r | |
3330 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
3331 | OUT UINT32 *TransferResult\r | |
3332 | )\r | |
3333 | /*++\r | |
3334 | \r | |
3335 | Routine Description:\r | |
3336 | \r | |
3337 | Virtual interface to submits bulk transfer to a bulk endpoint of a USB device\r | |
3338 | both for Hc2 and Hc protocol.\r | |
3339 | \r | |
3340 | Arguments:\r | |
3341 | \r | |
3342 | UsbBusDev - A pointer to bus controller of the device.\r | |
3343 | DeviceAddress - Represents the address of the target device on the USB,\r | |
3344 | which is assigned during USB enumeration. \r | |
3345 | EndPointAddress - The combination of an endpoint number and an \r | |
3346 | endpoint direction of the target USB device. \r | |
3347 | Each endpoint address supports data transfer in \r | |
3348 | one direction except the control endpoint \r | |
3349 | (whose default endpoint address is 0). \r | |
3350 | It is the caller's responsibility to make sure that \r | |
3351 | the EndPointAddress represents a bulk endpoint. \r | |
3352 | DeviceSpeed - Indicates device speed. The supported values are EFI_USB_SPEED_FULL\r | |
3353 | and EFI_USB_SPEED_HIGH.\r | |
3354 | MaximumPacketLength - Indicates the maximum packet size the target endpoint\r | |
3355 | is capable of sending or receiving. \r | |
3356 | DataBuffersNumber - Number of data buffers prepared for the transfer.\r | |
3357 | Data - Array of pointers to the buffers of data that will be transmitted \r | |
3358 | to USB device or received from USB device. \r | |
3359 | DataLength - When input, indicates the size, in bytes, of the data buffer\r | |
3360 | specified by Data. When output, indicates the actually \r | |
3361 | transferred data size. \r | |
3362 | DataToggle - A pointer to the data toggle value. On input, it indicates \r | |
3363 | the initial data toggle value the bulk transfer should adopt;\r | |
3364 | on output, it is updated to indicate the data toggle value \r | |
3365 | of the subsequent bulk transfer. \r | |
3366 | Translator - A pointr to the transaction translator data. \r | |
3367 | TimeOut - Indicates the maximum time, in microseconds, which the \r | |
3368 | transfer is allowed to complete. \r | |
3369 | TransferResult - A pointer to the detailed result information of the \r | |
3370 | bulk transfer.\r | |
3371 | \r | |
3372 | Returns:\r | |
3373 | \r | |
3374 | EFI_SUCCESS \r | |
3375 | The bulk transfer was completed successfully.\r | |
3376 | EFI_OUT_OF_RESOURCES \r | |
3377 | The bulk transfer could not be submitted due to lack of resource.\r | |
3378 | EFI_INVALID_PARAMETER \r | |
3379 | Some parameters are invalid.\r | |
3380 | EFI_TIMEOUT \r | |
3381 | The bulk transfer failed due to timeout.\r | |
3382 | EFI_DEVICE_ERROR \r | |
3383 | The bulk transfer failed due to host controller or device error.\r | |
3384 | Caller should check TranferResult for detailed error information.\r | |
3385 | \r | |
3386 | --*/\r | |
3387 | {\r | |
3388 | EFI_STATUS Status;\r | |
3389 | \r | |
3390 | Status = EFI_SUCCESS;\r | |
3391 | \r | |
3392 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
3393 | Status = UsbBusDev->Usb2HCInterface->BulkTransfer (\r | |
3394 | UsbBusDev->Usb2HCInterface,\r | |
3395 | DeviceAddress,\r | |
3396 | EndPointAddress,\r | |
3397 | DeviceSpeed,\r | |
3398 | MaximumPacketLength,\r | |
3399 | DataBuffersNumber,\r | |
3400 | Data,\r | |
3401 | DataLength,\r | |
3402 | DataToggle,\r | |
3403 | TimeOut,\r | |
3404 | Translator,\r | |
3405 | TransferResult\r | |
3406 | );\r | |
3407 | } else {\r | |
3408 | Status = UsbBusDev->UsbHCInterface->BulkTransfer (\r | |
3409 | UsbBusDev->UsbHCInterface,\r | |
3410 | DeviceAddress,\r | |
3411 | EndPointAddress,\r | |
3412 | (UINT8) MaximumPacketLength,\r | |
3413 | *Data,\r | |
3414 | DataLength,\r | |
3415 | DataToggle,\r | |
3416 | TimeOut,\r | |
3417 | TransferResult\r | |
3418 | );\r | |
3419 | }\r | |
3420 | \r | |
3421 | return Status;\r | |
3422 | }\r | |
3423 | \r | |
3424 | EFI_STATUS\r | |
3425 | EFIAPI\r | |
3426 | UsbVirtualHcAsyncInterruptTransfer (\r | |
3427 | IN USB_BUS_CONTROLLER_DEVICE * UsbBusDev,\r | |
3428 | IN UINT8 DeviceAddress,\r | |
3429 | IN UINT8 EndPointAddress,\r | |
3430 | IN UINT8 DeviceSpeed,\r | |
3431 | IN UINTN MaximumPacketLength,\r | |
3432 | IN BOOLEAN IsNewTransfer,\r | |
3433 | IN OUT UINT8 *DataToggle,\r | |
3434 | IN UINTN PollingInterval,\r | |
3435 | IN UINTN DataLength,\r | |
3436 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR * Translator,\r | |
3437 | IN EFI_ASYNC_USB_TRANSFER_CALLBACK CallBackFunction,\r | |
3438 | IN VOID *Context OPTIONAL\r | |
3439 | )\r | |
3440 | /*++\r | |
3441 | \r | |
3442 | Routine Description:\r | |
3443 | \r | |
3444 | Virtual interface to submits an asynchronous interrupt transfer to an \r | |
3445 | interrupt endpoint of a USB device for both Hc2 and Hc protocol.\r | |
3446 | \r | |
3447 | Arguments:\r | |
3448 | \r | |
3449 | UsbBusDev - A pointer to bus controller of the device.\r | |
3450 | DeviceAddress - Represents the address of the target device on the USB,\r | |
3451 | which is assigned during USB enumeration. \r | |
3452 | EndPointAddress - The combination of an endpoint number and an endpoint \r | |
3453 | direction of the target USB device. Each endpoint address \r | |
3454 | supports data transfer in one direction except the \r | |
3455 | control endpoint (whose default endpoint address is 0). \r | |
3456 | It is the caller's responsibility to make sure that \r | |
3457 | the EndPointAddress represents an interrupt endpoint. \r | |
3458 | DeviceSpeed - Indicates device speed.\r | |
3459 | MaximumPacketLength - Indicates the maximum packet size the target endpoint\r | |
3460 | is capable of sending or receiving. \r | |
3461 | IsNewTransfer - If TRUE, an asynchronous interrupt pipe is built between\r | |
3462 | the host and the target interrupt endpoint. \r | |
3463 | If FALSE, the specified asynchronous interrupt pipe \r | |
3464 | is canceled. \r | |
3465 | DataToggle - A pointer to the data toggle value. On input, it is valid \r | |
3466 | when IsNewTransfer is TRUE, and it indicates the initial \r | |
3467 | data toggle value the asynchronous interrupt transfer \r | |
3468 | should adopt. \r | |
3469 | On output, it is valid when IsNewTransfer is FALSE, \r | |
3470 | and it is updated to indicate the data toggle value of \r | |
3471 | the subsequent asynchronous interrupt transfer. \r | |
3472 | PollingInterval - Indicates the interval, in milliseconds, that the \r | |
3473 | asynchronous interrupt transfer is polled. \r | |
3474 | This parameter is required when IsNewTransfer is TRUE. \r | |
3475 | DataLength - Indicates the length of data to be received at the \r | |
3476 | rate specified by PollingInterval from the target \r | |
3477 | asynchronous interrupt endpoint. This parameter \r | |
3478 | is only required when IsNewTransfer is TRUE. \r | |
3479 | Translator - A pointr to the transaction translator data.\r | |
3480 | CallBackFunction - The Callback function.This function is called at the \r | |
3481 | rate specified by PollingInterval.This parameter is \r | |
3482 | only required when IsNewTransfer is TRUE. \r | |
3483 | Context - The context that is passed to the CallBackFunction.\r | |
3484 | - This is an optional parameter and may be NULL.\r | |
3485 | \r | |
3486 | Returns:\r | |
3487 | \r | |
3488 | EFI_SUCCESS \r | |
3489 | The asynchronous interrupt transfer request has been successfully \r | |
3490 | submitted or canceled.\r | |
3491 | EFI_INVALID_PARAMETER \r | |
3492 | Some parameters are invalid.\r | |
3493 | EFI_OUT_OF_RESOURCES \r | |
3494 | The request could not be completed due to a lack of resources. \r | |
3495 | EFI_DEVICE_ERROR\r | |
3496 | Can't read register\r | |
3497 | \r | |
3498 | --*/\r | |
3499 | {\r | |
3500 | EFI_STATUS Status;\r | |
3501 | BOOLEAN IsSlowDevice;\r | |
3502 | \r | |
3503 | Status = EFI_SUCCESS;\r | |
3504 | \r | |
3505 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
3506 | Status = UsbBusDev->Usb2HCInterface->AsyncInterruptTransfer (\r | |
3507 | UsbBusDev->Usb2HCInterface,\r | |
3508 | DeviceAddress,\r | |
3509 | EndPointAddress,\r | |
3510 | DeviceSpeed,\r | |
3511 | MaximumPacketLength,\r | |
3512 | IsNewTransfer,\r | |
3513 | DataToggle,\r | |
3514 | PollingInterval,\r | |
3515 | DataLength,\r | |
3516 | Translator,\r | |
3517 | CallBackFunction,\r | |
3518 | Context\r | |
3519 | );\r | |
3520 | } else {\r | |
617de480 | 3521 | IsSlowDevice = (BOOLEAN) ((EFI_USB_SPEED_LOW == DeviceSpeed) ? TRUE : FALSE);\r |
562d2849 | 3522 | Status = UsbBusDev->UsbHCInterface->AsyncInterruptTransfer (\r |
3523 | UsbBusDev->UsbHCInterface,\r | |
3524 | DeviceAddress,\r | |
3525 | EndPointAddress,\r | |
3526 | IsSlowDevice,\r | |
3527 | (UINT8) MaximumPacketLength,\r | |
3528 | IsNewTransfer,\r | |
3529 | DataToggle,\r | |
3530 | PollingInterval,\r | |
3531 | DataLength,\r | |
3532 | CallBackFunction,\r | |
3533 | Context\r | |
3534 | );\r | |
3535 | }\r | |
3536 | \r | |
3537 | return Status;\r | |
3538 | }\r | |
3539 | \r | |
3540 | EFI_STATUS\r | |
3541 | EFIAPI\r | |
3542 | UsbVirtualHcSyncInterruptTransfer (\r | |
3543 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
3544 | IN UINT8 DeviceAddress,\r | |
3545 | IN UINT8 EndPointAddress,\r | |
3546 | IN UINT8 DeviceSpeed,\r | |
3547 | IN UINTN MaximumPacketLength,\r | |
3548 | IN OUT VOID *Data,\r | |
3549 | IN OUT UINTN *DataLength,\r | |
3550 | IN OUT UINT8 *DataToggle,\r | |
3551 | IN UINTN TimeOut,\r | |
3552 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
3553 | OUT UINT32 *TransferResult\r | |
3554 | )\r | |
3555 | /*++\r | |
3556 | \r | |
3557 | Routine Description:\r | |
3558 | \r | |
3559 | Vitual interface to submits synchronous interrupt transfer to an interrupt endpoint \r | |
3560 | of a USB device for both Hc2 and Hc protocol.\r | |
3561 | \r | |
3562 | Arguments:\r | |
3563 | \r | |
3564 | UsbBusDev - A pointer to bus controller of the device.\r | |
3565 | DeviceAddress - Represents the address of the target device on the USB, \r | |
3566 | which is assigned during USB enumeration.\r | |
3567 | EndPointAddress - The combination of an endpoint number and an endpoint \r | |
3568 | direction of the target USB device. Each endpoint \r | |
3569 | address supports data transfer in one direction \r | |
3570 | except the control endpoint (whose default \r | |
3571 | endpoint address is 0). It is the caller's responsibility\r | |
3572 | to make sure that the EndPointAddress represents \r | |
3573 | an interrupt endpoint. \r | |
3574 | DeviceSpeed - Indicates device speed.\r | |
3575 | MaximumPacketLength - Indicates the maximum packet size the target endpoint \r | |
3576 | is capable of sending or receiving.\r | |
3577 | Data - A pointer to the buffer of data that will be transmitted \r | |
3578 | to USB device or received from USB device.\r | |
3579 | DataLength - On input, the size, in bytes, of the data buffer specified \r | |
3580 | by Data. On output, the number of bytes transferred.\r | |
3581 | DataToggle - A pointer to the data toggle value. On input, it indicates\r | |
3582 | the initial data toggle value the synchronous interrupt \r | |
3583 | transfer should adopt; \r | |
3584 | on output, it is updated to indicate the data toggle value \r | |
3585 | of the subsequent synchronous interrupt transfer. \r | |
3586 | TimeOut - Indicates the maximum time, in microseconds, which the \r | |
3587 | transfer is allowed to complete.\r | |
3588 | Translator - A pointr to the transaction translator data.\r | |
3589 | TransferResult - A pointer to the detailed result information from \r | |
3590 | the synchronous interrupt transfer. \r | |
3591 | \r | |
3592 | Returns:\r | |
3593 | \r | |
3594 | EFI_SUCCESS \r | |
3595 | The synchronous interrupt transfer was completed successfully.\r | |
3596 | EFI_OUT_OF_RESOURCES \r | |
3597 | The synchronous interrupt transfer could not be submitted due \r | |
3598 | to lack of resource.\r | |
3599 | EFI_INVALID_PARAMETER \r | |
3600 | Some parameters are invalid.\r | |
3601 | EFI_TIMEOUT \r | |
3602 | The synchronous interrupt transfer failed due to timeout.\r | |
3603 | EFI_DEVICE_ERROR \r | |
3604 | The synchronous interrupt transfer failed due to host controller \r | |
3605 | or device error. Caller should check TranferResult for detailed \r | |
3606 | error information. \r | |
3607 | \r | |
3608 | --*/\r | |
3609 | {\r | |
3610 | EFI_STATUS Status;\r | |
3611 | BOOLEAN IsSlowDevice;\r | |
3612 | \r | |
3613 | Status = EFI_SUCCESS;\r | |
3614 | \r | |
3615 | if (UsbBusDev->Hc2ProtocolSupported) {\r | |
3616 | Status = UsbBusDev->Usb2HCInterface->SyncInterruptTransfer (\r | |
3617 | UsbBusDev->Usb2HCInterface,\r | |
3618 | DeviceAddress,\r | |
3619 | EndPointAddress,\r | |
3620 | DeviceSpeed,\r | |
3621 | MaximumPacketLength,\r | |
3622 | Data,\r | |
3623 | DataLength,\r | |
3624 | DataToggle,\r | |
3625 | TimeOut,\r | |
3626 | Translator,\r | |
3627 | TransferResult\r | |
3628 | );\r | |
3629 | } else {\r | |
617de480 | 3630 | IsSlowDevice = (BOOLEAN) ((EFI_USB_SPEED_LOW == DeviceSpeed) ? TRUE : FALSE);\r |
562d2849 | 3631 | Status = UsbBusDev->UsbHCInterface->SyncInterruptTransfer (\r |
3632 | UsbBusDev->UsbHCInterface,\r | |
3633 | DeviceAddress,\r | |
3634 | EndPointAddress,\r | |
3635 | IsSlowDevice,\r | |
3636 | (UINT8) MaximumPacketLength,\r | |
3637 | Data,\r | |
3638 | DataLength,\r | |
3639 | DataToggle,\r | |
3640 | TimeOut,\r | |
3641 | TransferResult\r | |
3642 | );\r | |
3643 | }\r | |
3644 | \r | |
3645 | return Status;\r | |
3646 | }\r | |
3647 | \r | |
3648 | EFI_STATUS\r | |
3649 | EFIAPI\r | |
3650 | UsbVirtualHcIsochronousTransfer (\r | |
3651 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
3652 | IN UINT8 DeviceAddress,\r | |
3653 | IN UINT8 EndPointAddress,\r | |
3654 | IN UINT8 DeviceSpeed,\r | |
3655 | IN UINTN MaximumPacketLength,\r | |
3656 | IN UINT8 DataBuffersNumber,\r | |
3657 | IN OUT VOID *Data[EFI_USB_MAX_ISO_BUFFER_NUM],\r | |
3658 | IN UINTN DataLength,\r | |
3659 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
3660 | OUT UINT32 *TransferResult\r | |
3661 | )\r | |
3662 | /*++\r | |
3663 | \r | |
3664 | Routine Description:\r | |
3665 | \r | |
3666 | Virtual interface to submits isochronous transfer to a target USB device\r | |
3667 | for both Hc2 and Hc protocol.\r | |
3668 | \r | |
3669 | Arguments:\r | |
3670 | \r | |
3671 | UsbBusDev - A pointer to bus controller of the device.\r | |
3672 | DeviceAddress - Represents the address of the target device on the USB,\r | |
3673 | which is assigned during USB enumeration.\r | |
3674 | EndPointAddress - End point address\r | |
3675 | DeviceSpeed - Indicates device speed.\r | |
3676 | MaximumPacketLength - Indicates the maximum packet size that the \r | |
3677 | default control transfer endpoint is capable of \r | |
3678 | sending or receiving.\r | |
3679 | DataBuffersNumber - Number of data buffers prepared for the transfer.\r | |
3680 | Data - Array of pointers to the buffers of data that will be \r | |
3681 | transmitted to USB device or received from USB device.\r | |
3682 | DataLength - Indicates the size, in bytes, of the data buffer \r | |
3683 | specified by Data.\r | |
3684 | Translator - A pointr to the transaction translator data.\r | |
3685 | TransferResult - A pointer to the detailed result information generated \r | |
3686 | by this control transfer. \r | |
3687 | \r | |
3688 | Returns:\r | |
3689 | \r | |
3690 | EFI_UNSUPPORTED \r | |
3691 | \r | |
3692 | --*/\r | |
3693 | {\r | |
3694 | return EFI_UNSUPPORTED;\r | |
3695 | }\r | |
3696 | \r | |
3697 | EFI_STATUS\r | |
3698 | EFIAPI\r | |
3699 | UsbVirtualHcAsyncIsochronousTransfer (\r | |
3700 | IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,\r | |
3701 | IN UINT8 DeviceAddress,\r | |
3702 | IN UINT8 EndPointAddress,\r | |
3703 | IN UINT8 DeviceSpeed,\r | |
3704 | IN UINTN MaximumPacketLength,\r | |
3705 | IN UINT8 DataBuffersNumber,\r | |
3706 | IN OUT VOID *Data[EFI_USB_MAX_ISO_BUFFER_NUM],\r | |
3707 | IN UINTN DataLength,\r | |
3708 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
3709 | IN EFI_ASYNC_USB_TRANSFER_CALLBACK IsochronousCallBack,\r | |
3710 | IN VOID *Context\r | |
3711 | )\r | |
3712 | /*++\r | |
3713 | \r | |
3714 | Routine Description:\r | |
3715 | \r | |
3716 | Vitual interface to submits Async isochronous transfer to a target USB device\r | |
3717 | for both Hc2 and Hc protocol.\r | |
3718 | \r | |
3719 | Arguments:\r | |
3720 | \r | |
3721 | UsbBusDev - A pointer to bus controller of the device.\r | |
3722 | DeviceAddress - Represents the address of the target device on the USB,\r | |
3723 | which is assigned during USB enumeration.\r | |
3724 | EndPointAddress - End point address\r | |
3725 | DeviceSpeed - Indicates device speed.\r | |
3726 | MaximumPacketLength - Indicates the maximum packet size that the \r | |
3727 | default control transfer endpoint is capable of \r | |
3728 | sending or receiving.\r | |
3729 | DataBuffersNumber - Number of data buffers prepared for the transfer.\r | |
3730 | Data - Array of pointers to the buffers of data that will be transmitted \r | |
3731 | to USB device or received from USB device.\r | |
3732 | DataLength - Indicates the size, in bytes, of the data buffer \r | |
3733 | specified by Data.\r | |
3734 | Translator - A pointr to the transaction translator data.\r | |
3735 | IsochronousCallBack - When the transfer complete, the call back function will be called\r | |
3736 | Context - Pass to the call back function as parameter\r | |
3737 | \r | |
3738 | Returns:\r | |
3739 | \r | |
3740 | EFI_UNSUPPORTED \r | |
3741 | \r | |
3742 | --*/\r | |
3743 | {\r | |
3744 | return EFI_UNSUPPORTED;\r | |
3745 | }\r |