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4b1bf81c | 1 | /** @file\r |
2 | The module to produce Usb Bus PPI.\r | |
3 | \r | |
4 | Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r | |
5 | \r | |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions\r | |
8 | of the BSD License which accompanies this distribution. The\r | |
9 | full text of the license may be found at\r | |
10 | http://opensource.org/licenses/bsd-license.php\r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
14 | \r | |
15 | **/\r | |
16 | \r | |
17 | #include "UsbPeim.h"\r | |
18 | #include "HubPeim.h"\r | |
19 | #include "PeiUsbLib.h"\r | |
20 | \r | |
21 | //\r | |
22 | // UsbIo PPI interface function\r | |
23 | //\r | |
24 | PEI_USB_IO_PPI mUsbIoPpi = {\r | |
25 | PeiUsbControlTransfer,\r | |
26 | PeiUsbBulkTransfer,\r | |
27 | PeiUsbGetInterfaceDescriptor,\r | |
28 | PeiUsbGetEndpointDescriptor,\r | |
29 | PeiUsbPortReset\r | |
30 | };\r | |
31 | \r | |
32 | EFI_PEI_PPI_DESCRIPTOR mUsbIoPpiList = {\r | |
33 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r | |
34 | &gPeiUsbIoPpiGuid,\r | |
35 | NULL\r | |
36 | };\r | |
37 | \r | |
38 | /**\r | |
39 | The enumeration routine to detect device change.\r | |
40 | \r | |
41 | @param PeiServices Describes the list of possible PEI Services.\r | |
42 | @param UsbHcPpi The pointer of PEI_USB_HOST_CONTROLLER_PPI instance.\r | |
43 | @param Usb2HcPpi The pointer of PEI_USB2_HOST_CONTROLLER_PPI instance.\r | |
44 | \r | |
45 | @retval EFI_SUCCESS The usb is enumerated successfully.\r | |
46 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
47 | @retval Others Other failure occurs.\r | |
48 | \r | |
49 | **/\r | |
50 | EFI_STATUS\r | |
51 | PeiUsbEnumeration (\r | |
52 | IN EFI_PEI_SERVICES **PeiServices,\r | |
53 | IN PEI_USB_HOST_CONTROLLER_PPI *UsbHcPpi,\r | |
54 | IN PEI_USB2_HOST_CONTROLLER_PPI *Usb2HcPpi\r | |
55 | );\r | |
56 | \r | |
57 | /**\r | |
58 | Configure new detected usb device.\r | |
59 | \r | |
60 | @param PeiServices Describes the list of possible PEI Services.\r | |
61 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
62 | @param Port The port to be configured.\r | |
63 | @param DeviceAddress The device address to be configured.\r | |
64 | \r | |
65 | @retval EFI_SUCCESS The new detected usb device is configured successfully.\r | |
66 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
67 | @retval Others Other failure occurs.\r | |
68 | \r | |
69 | **/\r | |
70 | EFI_STATUS\r | |
71 | PeiConfigureUsbDevice (\r | |
72 | IN EFI_PEI_SERVICES **PeiServices,\r | |
73 | IN PEI_USB_DEVICE *PeiUsbDevice,\r | |
74 | IN UINT8 Port,\r | |
75 | IN OUT UINT8 *DeviceAddress\r | |
76 | );\r | |
77 | \r | |
78 | /**\r | |
79 | Get all configurations from a detected usb device.\r | |
80 | \r | |
81 | @param PeiServices Describes the list of possible PEI Services.\r | |
82 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
83 | \r | |
84 | @retval EFI_SUCCESS The new detected usb device is configured successfully.\r | |
85 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
86 | @retval Others Other failure occurs.\r | |
87 | \r | |
88 | **/\r | |
89 | EFI_STATUS\r | |
90 | PeiUsbGetAllConfiguration (\r | |
91 | IN EFI_PEI_SERVICES **PeiServices,\r | |
92 | IN PEI_USB_DEVICE *PeiUsbDevice\r | |
93 | );\r | |
94 | \r | |
95 | /**\r | |
96 | Get the start position of next wanted descriptor.\r | |
97 | \r | |
98 | @param Buffer Buffer containing data to parse.\r | |
99 | @param Length Buffer length.\r | |
100 | @param DescType Descriptor type.\r | |
101 | @param DescLength Descriptor length.\r | |
102 | @param ParsedBytes Bytes has been parsed.\r | |
103 | \r | |
104 | @retval EFI_SUCCESS Get wanted descriptor successfully.\r | |
105 | @retval EFI_DEVICE_ERROR Error occurred.\r | |
106 | \r | |
107 | **/\r | |
108 | EFI_STATUS\r | |
109 | GetExpectedDescriptor (\r | |
110 | IN UINT8 *Buffer,\r | |
111 | IN UINTN Length,\r | |
112 | IN UINT8 DescType,\r | |
113 | IN UINT8 DescLength,\r | |
114 | OUT UINTN *ParsedBytes\r | |
115 | );\r | |
116 | \r | |
117 | /**\r | |
118 | The entrypoint of the module, it will enumerate all HCs.\r | |
119 | \r | |
120 | @param FileHandle Handle of the file being invoked.\r | |
121 | @param PeiServices Describes the list of possible PEI Services.\r | |
122 | \r | |
123 | @retval EFI_SUCCESS Usb initialization is done successfully.\r | |
124 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
125 | @retval EFI_UNSUPPORTED Can't find required PPI.\r | |
126 | \r | |
127 | **/\r | |
128 | EFI_STATUS\r | |
129 | EFIAPI\r | |
130 | PeimInitializeUsb (\r | |
131 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
132 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
133 | )\r | |
134 | {\r | |
135 | EFI_STATUS Status;\r | |
136 | UINTN Index;\r | |
137 | PEI_USB_HOST_CONTROLLER_PPI *UsbHcPpi;\r | |
138 | PEI_USB2_HOST_CONTROLLER_PPI *Usb2HcPpi;\r | |
139 | \r | |
140 | if (!EFI_ERROR (PeiServicesRegisterForShadow (FileHandle))) {\r | |
141 | return EFI_SUCCESS;\r | |
142 | }\r | |
143 | \r | |
144 | //\r | |
145 | // gPeiUsbHostControllerPpiGuid and gPeiUsb2HostControllerPpiGuid should not \r | |
146 | // be produced at the same time\r | |
147 | //\r | |
148 | Index = 0;\r | |
149 | while (TRUE) {\r | |
150 | //\r | |
151 | // Get UsbHcPpi at first.\r | |
152 | //\r | |
153 | Status = PeiServicesLocatePpi (\r | |
154 | &gPeiUsbHostControllerPpiGuid,\r | |
155 | Index,\r | |
156 | NULL,\r | |
157 | (VOID **) &UsbHcPpi\r | |
158 | );\r | |
159 | if (EFI_ERROR (Status)) {\r | |
160 | //\r | |
161 | // No more host controller, break out\r | |
162 | //\r | |
163 | break;\r | |
164 | }\r | |
165 | PeiUsbEnumeration ((EFI_PEI_SERVICES **) PeiServices, UsbHcPpi, NULL);\r | |
166 | Index++;\r | |
167 | }\r | |
168 | \r | |
169 | if (Index == 0) {\r | |
170 | //\r | |
171 | // Then try to get Usb2HcPpi.\r | |
172 | //\r | |
173 | while (TRUE) {\r | |
174 | Status = PeiServicesLocatePpi (\r | |
175 | &gPeiUsb2HostControllerPpiGuid,\r | |
176 | Index,\r | |
177 | NULL,\r | |
178 | (VOID **) &Usb2HcPpi\r | |
179 | ); \r | |
180 | if (EFI_ERROR (Status)) {\r | |
181 | //\r | |
182 | // No more host controller, break out\r | |
183 | //\r | |
184 | break;\r | |
185 | } \r | |
186 | PeiUsbEnumeration ((EFI_PEI_SERVICES **) PeiServices, NULL, Usb2HcPpi); \r | |
187 | Index++;\r | |
188 | }\r | |
189 | }\r | |
190 | \r | |
191 | if (Index == 0) {\r | |
192 | return EFI_UNSUPPORTED;\r | |
193 | }\r | |
194 | \r | |
195 | return EFI_SUCCESS;\r | |
196 | }\r | |
197 | \r | |
198 | /**\r | |
199 | The Hub Enumeration just scans the hub ports one time. It also\r | |
200 | doesn't support hot-plug.\r | |
201 | \r | |
202 | @param PeiServices Describes the list of possible PEI Services.\r | |
203 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
204 | @param CurrentAddress The DeviceAddress of usb device.\r | |
205 | \r | |
206 | @retval EFI_SUCCESS The usb hub is enumerated successfully.\r | |
207 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
208 | @retval Others Other failure occurs.\r | |
209 | \r | |
210 | **/\r | |
211 | EFI_STATUS\r | |
212 | PeiHubEnumeration (\r | |
213 | IN EFI_PEI_SERVICES **PeiServices,\r | |
214 | IN PEI_USB_DEVICE *PeiUsbDevice,\r | |
215 | IN UINT8 *CurrentAddress\r | |
216 | )\r | |
217 | {\r | |
218 | UINTN Index;\r | |
219 | EFI_STATUS Status;\r | |
220 | PEI_USB_IO_PPI *UsbIoPpi;\r | |
221 | EFI_USB_PORT_STATUS PortStatus;\r | |
222 | UINTN MemPages;\r | |
223 | EFI_PHYSICAL_ADDRESS AllocateAddress;\r | |
224 | PEI_USB_DEVICE *NewPeiUsbDevice;\r | |
225 | \r | |
226 | \r | |
227 | UsbIoPpi = &PeiUsbDevice->UsbIoPpi;\r | |
228 | \r | |
229 | for (Index = 0; Index < PeiUsbDevice->DownStreamPortNo; Index++) {\r | |
230 | \r | |
231 | Status = PeiHubGetPortStatus (\r | |
232 | PeiServices,\r | |
233 | UsbIoPpi,\r | |
234 | (UINT8) (Index + 1),\r | |
235 | (UINT32 *) &PortStatus\r | |
236 | );\r | |
237 | \r | |
238 | if (EFI_ERROR (Status)) {\r | |
239 | continue;\r | |
240 | }\r | |
241 | \r | |
242 | if (IsPortConnectChange (PortStatus.PortChangeStatus)) {\r | |
243 | PeiHubClearPortFeature (\r | |
244 | PeiServices,\r | |
245 | UsbIoPpi,\r | |
246 | (UINT8) (Index + 1),\r | |
247 | EfiUsbPortConnectChange\r | |
248 | );\r | |
249 | \r | |
250 | MicroSecondDelay (100 * 1000);\r | |
251 | \r | |
252 | if (IsPortConnect (PortStatus.PortStatus)) {\r | |
253 | \r | |
254 | PeiHubGetPortStatus (\r | |
255 | PeiServices,\r | |
256 | UsbIoPpi,\r | |
257 | (UINT8) (Index + 1),\r | |
258 | (UINT32 *) &PortStatus\r | |
259 | );\r | |
260 | \r | |
261 | //\r | |
262 | // Begin to deal with the new device\r | |
263 | //\r | |
264 | MemPages = sizeof (PEI_USB_DEVICE) / EFI_PAGE_SIZE + 1;\r | |
265 | Status = PeiServicesAllocatePages (\r | |
266 | EfiBootServicesCode,\r | |
267 | MemPages,\r | |
268 | &AllocateAddress\r | |
269 | );\r | |
270 | if (EFI_ERROR (Status)) {\r | |
271 | return EFI_OUT_OF_RESOURCES;\r | |
272 | }\r | |
273 | \r | |
274 | NewPeiUsbDevice = (PEI_USB_DEVICE *) ((UINTN) AllocateAddress);\r | |
275 | ZeroMem (NewPeiUsbDevice, sizeof (PEI_USB_DEVICE));\r | |
276 | \r | |
277 | NewPeiUsbDevice->Signature = PEI_USB_DEVICE_SIGNATURE;\r | |
278 | NewPeiUsbDevice->DeviceAddress = 0;\r | |
279 | NewPeiUsbDevice->MaxPacketSize0 = 8;\r | |
280 | NewPeiUsbDevice->DataToggle = 0;\r | |
281 | CopyMem (\r | |
282 | &(NewPeiUsbDevice->UsbIoPpi),\r | |
283 | &mUsbIoPpi,\r | |
284 | sizeof (PEI_USB_IO_PPI)\r | |
285 | );\r | |
286 | CopyMem (\r | |
287 | &(NewPeiUsbDevice->UsbIoPpiList),\r | |
288 | &mUsbIoPpiList,\r | |
289 | sizeof (EFI_PEI_PPI_DESCRIPTOR)\r | |
290 | );\r | |
291 | NewPeiUsbDevice->UsbIoPpiList.Ppi = &NewPeiUsbDevice->UsbIoPpi;\r | |
292 | NewPeiUsbDevice->AllocateAddress = (UINTN) AllocateAddress;\r | |
293 | NewPeiUsbDevice->UsbHcPpi = PeiUsbDevice->UsbHcPpi;\r | |
294 | NewPeiUsbDevice->Usb2HcPpi = PeiUsbDevice->Usb2HcPpi;\r | |
295 | NewPeiUsbDevice->IsHub = 0x0;\r | |
296 | NewPeiUsbDevice->DownStreamPortNo = 0x0;\r | |
297 | \r | |
298 | PeiResetHubPort (PeiServices, UsbIoPpi, (UINT8)(Index + 1));\r | |
299 | \r | |
300 | PeiHubGetPortStatus (\r | |
301 | PeiServices,\r | |
302 | UsbIoPpi,\r | |
303 | (UINT8) (Index + 1),\r | |
304 | (UINT32 *) &PortStatus\r | |
305 | );\r | |
306 | \r | |
307 | NewPeiUsbDevice->DeviceSpeed = (UINT8)IsPortLowSpeedDeviceAttached (PortStatus.PortStatus);\r | |
308 | \r | |
309 | if(NewPeiUsbDevice->DeviceSpeed != EFI_USB_SPEED_HIGH) {\r | |
310 | if (PeiUsbDevice->DeviceSpeed == EFI_USB_SPEED_HIGH) {\r | |
311 | NewPeiUsbDevice->Translator.TranslatorPortNumber = (UINT8)Index;\r | |
312 | NewPeiUsbDevice->Translator.TranslatorHubAddress = *CurrentAddress;\r | |
313 | } else {\r | |
314 | CopyMem(&(NewPeiUsbDevice->Translator), &(PeiUsbDevice->Translator), sizeof(EFI_USB2_HC_TRANSACTION_TRANSLATOR));\r | |
315 | }\r | |
316 | }\r | |
317 | \r | |
318 | //\r | |
319 | // Configure that Usb Device\r | |
320 | //\r | |
321 | Status = PeiConfigureUsbDevice (\r | |
322 | PeiServices,\r | |
323 | NewPeiUsbDevice,\r | |
324 | (UINT8) (Index + 1),\r | |
325 | CurrentAddress\r | |
326 | );\r | |
327 | \r | |
328 | if (EFI_ERROR (Status)) {\r | |
329 | continue;\r | |
330 | }\r | |
331 | \r | |
332 | Status = PeiServicesInstallPpi (&NewPeiUsbDevice->UsbIoPpiList);\r | |
333 | \r | |
334 | if (NewPeiUsbDevice->InterfaceDesc->InterfaceClass == 0x09) {\r | |
335 | NewPeiUsbDevice->IsHub = 0x1;\r | |
336 | \r | |
337 | Status = PeiDoHubConfig (PeiServices, NewPeiUsbDevice);\r | |
338 | if (EFI_ERROR (Status)) {\r | |
339 | return Status;\r | |
340 | }\r | |
341 | \r | |
342 | PeiHubEnumeration (PeiServices, NewPeiUsbDevice, CurrentAddress);\r | |
343 | }\r | |
344 | }\r | |
345 | \r | |
346 | }\r | |
347 | }\r | |
348 | \r | |
349 | \r | |
350 | return EFI_SUCCESS;\r | |
351 | }\r | |
352 | \r | |
353 | /**\r | |
354 | The enumeration routine to detect device change.\r | |
355 | \r | |
356 | @param PeiServices Describes the list of possible PEI Services.\r | |
357 | @param UsbHcPpi The pointer of PEI_USB_HOST_CONTROLLER_PPI instance.\r | |
358 | @param Usb2HcPpi The pointer of PEI_USB2_HOST_CONTROLLER_PPI instance.\r | |
359 | \r | |
360 | @retval EFI_SUCCESS The usb is enumerated successfully.\r | |
361 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
362 | @retval Others Other failure occurs.\r | |
363 | \r | |
364 | **/\r | |
365 | EFI_STATUS\r | |
366 | PeiUsbEnumeration (\r | |
367 | IN EFI_PEI_SERVICES **PeiServices,\r | |
368 | IN PEI_USB_HOST_CONTROLLER_PPI *UsbHcPpi,\r | |
369 | IN PEI_USB2_HOST_CONTROLLER_PPI *Usb2HcPpi\r | |
370 | )\r | |
371 | {\r | |
372 | UINT8 NumOfRootPort;\r | |
373 | EFI_STATUS Status;\r | |
374 | UINT8 Index;\r | |
375 | EFI_USB_PORT_STATUS PortStatus;\r | |
376 | PEI_USB_DEVICE *PeiUsbDevice;\r | |
377 | UINTN MemPages;\r | |
378 | EFI_PHYSICAL_ADDRESS AllocateAddress;\r | |
379 | UINT8 CurrentAddress;\r | |
380 | \r | |
381 | \r | |
382 | CurrentAddress = 0;\r | |
383 | if (Usb2HcPpi != NULL){\r | |
384 | Usb2HcPpi->GetRootHubPortNumber (\r | |
385 | PeiServices,\r | |
386 | Usb2HcPpi,\r | |
387 | (UINT8 *) &NumOfRootPort\r | |
388 | ); \r | |
389 | } else {\r | |
390 | UsbHcPpi->GetRootHubPortNumber (\r | |
391 | PeiServices,\r | |
392 | UsbHcPpi,\r | |
393 | (UINT8 *) &NumOfRootPort\r | |
394 | );\r | |
395 | }\r | |
396 | \r | |
397 | for (Index = 0; Index < NumOfRootPort; Index++) {\r | |
398 | //\r | |
399 | // First get root port status to detect changes happen\r | |
400 | //\r | |
401 | if (Usb2HcPpi != NULL) {\r | |
402 | Usb2HcPpi->GetRootHubPortStatus (\r | |
403 | PeiServices,\r | |
404 | Usb2HcPpi,\r | |
405 | (UINT8) Index,\r | |
406 | &PortStatus\r | |
407 | ); \r | |
408 | } else {\r | |
409 | UsbHcPpi->GetRootHubPortStatus (\r | |
410 | PeiServices,\r | |
411 | UsbHcPpi,\r | |
412 | (UINT8) Index,\r | |
413 | &PortStatus\r | |
414 | );\r | |
415 | }\r | |
416 | DEBUG ((EFI_D_INFO, "USB Status --- ConnectChange[%04x] Status[%04x]\n", PortStatus.PortChangeStatus, PortStatus.PortStatus));\r | |
417 | if (IsPortConnectChange (PortStatus.PortChangeStatus)) {\r | |
418 | //\r | |
419 | // Changes happen, first clear this change status\r | |
420 | //\r | |
421 | if (Usb2HcPpi != NULL) {\r | |
422 | Usb2HcPpi->ClearRootHubPortFeature (\r | |
423 | PeiServices,\r | |
424 | Usb2HcPpi,\r | |
425 | (UINT8) Index,\r | |
426 | EfiUsbPortConnectChange\r | |
427 | ); \r | |
428 | } else {\r | |
429 | UsbHcPpi->ClearRootHubPortFeature (\r | |
430 | PeiServices,\r | |
431 | UsbHcPpi,\r | |
432 | (UINT8) Index,\r | |
433 | EfiUsbPortConnectChange\r | |
434 | );\r | |
435 | }\r | |
436 | MicroSecondDelay (100 * 1000);\r | |
437 | \r | |
438 | if (IsPortConnect (PortStatus.PortStatus)) {\r | |
439 | if (Usb2HcPpi != NULL) {\r | |
440 | Usb2HcPpi->GetRootHubPortStatus (\r | |
441 | PeiServices,\r | |
442 | Usb2HcPpi,\r | |
443 | (UINT8) Index,\r | |
444 | &PortStatus\r | |
445 | );\r | |
446 | } else {\r | |
447 | UsbHcPpi->GetRootHubPortStatus (\r | |
448 | PeiServices,\r | |
449 | UsbHcPpi,\r | |
450 | (UINT8) Index,\r | |
451 | &PortStatus\r | |
452 | );\r | |
453 | }\r | |
454 | \r | |
455 | //\r | |
456 | // Connect change happen\r | |
457 | //\r | |
458 | MemPages = sizeof (PEI_USB_DEVICE) / EFI_PAGE_SIZE + 1;\r | |
459 | Status = PeiServicesAllocatePages (\r | |
460 | EfiBootServicesCode,\r | |
461 | MemPages,\r | |
462 | &AllocateAddress\r | |
463 | );\r | |
464 | if (EFI_ERROR (Status)) {\r | |
465 | return EFI_OUT_OF_RESOURCES;\r | |
466 | }\r | |
467 | \r | |
468 | PeiUsbDevice = (PEI_USB_DEVICE *) ((UINTN) AllocateAddress);\r | |
469 | ZeroMem (PeiUsbDevice, sizeof (PEI_USB_DEVICE));\r | |
470 | \r | |
471 | PeiUsbDevice->Signature = PEI_USB_DEVICE_SIGNATURE;\r | |
472 | PeiUsbDevice->DeviceAddress = 0;\r | |
473 | PeiUsbDevice->MaxPacketSize0 = 8;\r | |
474 | PeiUsbDevice->DataToggle = 0;\r | |
475 | CopyMem (\r | |
476 | &(PeiUsbDevice->UsbIoPpi),\r | |
477 | &mUsbIoPpi,\r | |
478 | sizeof (PEI_USB_IO_PPI)\r | |
479 | );\r | |
480 | CopyMem (\r | |
481 | &(PeiUsbDevice->UsbIoPpiList),\r | |
482 | &mUsbIoPpiList,\r | |
483 | sizeof (EFI_PEI_PPI_DESCRIPTOR)\r | |
484 | );\r | |
485 | PeiUsbDevice->UsbIoPpiList.Ppi = &PeiUsbDevice->UsbIoPpi;\r | |
486 | PeiUsbDevice->AllocateAddress = (UINTN) AllocateAddress;\r | |
487 | PeiUsbDevice->UsbHcPpi = UsbHcPpi;\r | |
488 | PeiUsbDevice->Usb2HcPpi = Usb2HcPpi;\r | |
489 | PeiUsbDevice->IsHub = 0x0;\r | |
490 | PeiUsbDevice->DownStreamPortNo = 0x0;\r | |
491 | \r | |
492 | ResetRootPort (\r | |
493 | PeiServices,\r | |
494 | PeiUsbDevice->UsbHcPpi,\r | |
495 | PeiUsbDevice->Usb2HcPpi,\r | |
496 | Index,\r | |
497 | 0\r | |
498 | );\r | |
499 | \r | |
500 | if (Usb2HcPpi != NULL) {\r | |
501 | Usb2HcPpi->GetRootHubPortStatus (\r | |
502 | PeiServices,\r | |
503 | Usb2HcPpi,\r | |
504 | (UINT8) Index,\r | |
505 | &PortStatus\r | |
506 | );\r | |
507 | } else {\r | |
508 | UsbHcPpi->GetRootHubPortStatus (\r | |
509 | PeiServices,\r | |
510 | UsbHcPpi,\r | |
511 | (UINT8) Index,\r | |
512 | &PortStatus\r | |
513 | );\r | |
514 | }\r | |
515 | \r | |
516 | PeiUsbDevice->DeviceSpeed = (UINT8)IsPortLowSpeedDeviceAttached (PortStatus.PortStatus);\r | |
517 | DEBUG ((EFI_D_INFO, "Device Speed =%d\n", PeiUsbDevice->DeviceSpeed));\r | |
518 | \r | |
519 | //\r | |
520 | // Configure that Usb Device\r | |
521 | //\r | |
522 | Status = PeiConfigureUsbDevice (\r | |
523 | PeiServices,\r | |
524 | PeiUsbDevice,\r | |
525 | Index,\r | |
526 | &CurrentAddress\r | |
527 | );\r | |
528 | \r | |
529 | if (EFI_ERROR (Status)) {\r | |
530 | continue;\r | |
531 | }\r | |
532 | DEBUG ((EFI_D_INFO, "PeiConfigureUsbDevice Success\n"));\r | |
533 | \r | |
534 | Status = PeiServicesInstallPpi (&PeiUsbDevice->UsbIoPpiList);\r | |
535 | \r | |
536 | if (PeiUsbDevice->InterfaceDesc->InterfaceClass == 0x09) {\r | |
537 | PeiUsbDevice->IsHub = 0x1;\r | |
538 | \r | |
539 | Status = PeiDoHubConfig (PeiServices, PeiUsbDevice);\r | |
540 | if (EFI_ERROR (Status)) {\r | |
541 | return Status;\r | |
542 | }\r | |
543 | \r | |
544 | PeiHubEnumeration (PeiServices, PeiUsbDevice, &CurrentAddress);\r | |
545 | }\r | |
546 | } else {\r | |
547 | //\r | |
548 | // Disconnect change happen, currently we don't support\r | |
549 | //\r | |
550 | }\r | |
551 | }\r | |
552 | }\r | |
553 | \r | |
554 | return EFI_SUCCESS;\r | |
555 | }\r | |
556 | \r | |
557 | /**\r | |
558 | Configure new detected usb device.\r | |
559 | \r | |
560 | @param PeiServices Describes the list of possible PEI Services.\r | |
561 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
562 | @param Port The port to be configured.\r | |
563 | @param DeviceAddress The device address to be configured.\r | |
564 | \r | |
565 | @retval EFI_SUCCESS The new detected usb device is configured successfully.\r | |
566 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
567 | @retval Others Other failure occurs.\r | |
568 | \r | |
569 | **/\r | |
570 | EFI_STATUS\r | |
571 | PeiConfigureUsbDevice (\r | |
572 | IN EFI_PEI_SERVICES **PeiServices,\r | |
573 | IN PEI_USB_DEVICE *PeiUsbDevice,\r | |
574 | IN UINT8 Port,\r | |
575 | IN OUT UINT8 *DeviceAddress\r | |
576 | )\r | |
577 | {\r | |
578 | EFI_USB_DEVICE_DESCRIPTOR DeviceDescriptor;\r | |
579 | EFI_STATUS Status;\r | |
580 | PEI_USB_IO_PPI *UsbIoPpi;\r | |
581 | UINT8 Retry;\r | |
582 | \r | |
583 | UsbIoPpi = &PeiUsbDevice->UsbIoPpi;\r | |
584 | Status = EFI_SUCCESS;\r | |
585 | ZeroMem (&DeviceDescriptor, sizeof (EFI_USB_DEVICE_DESCRIPTOR));\r | |
586 | //\r | |
587 | // Get USB device descriptor\r | |
588 | //\r | |
589 | \r | |
590 | for (Retry = 0; Retry < 3; Retry ++) {\r | |
591 | \r | |
592 | PeiUsbDevice->MaxPacketSize0 = 8;\r | |
593 | \r | |
594 | Status = PeiUsbGetDescriptor (\r | |
595 | PeiServices,\r | |
596 | UsbIoPpi,\r | |
597 | (USB_DT_DEVICE << 8),\r | |
598 | 0,\r | |
599 | 8,\r | |
600 | &DeviceDescriptor\r | |
601 | );\r | |
602 | \r | |
603 | if (!EFI_ERROR (Status)) {\r | |
604 | DEBUG ((EFI_D_INFO, "PeiUsbGet Device Descriptor the %d time Sucess\n", Retry));\r | |
605 | break;\r | |
606 | }\r | |
607 | }\r | |
608 | \r | |
609 | if (Retry == 3) {\r | |
610 | DEBUG ((EFI_D_ERROR, "PeiUsbGet Device Descriptor fail\n", Retry));\r | |
611 | return Status;\r | |
612 | }\r | |
613 | \r | |
614 | PeiUsbDevice->MaxPacketSize0 = DeviceDescriptor.MaxPacketSize0;\r | |
615 | \r | |
616 | (*DeviceAddress) ++;\r | |
617 | \r | |
618 | Status = PeiUsbSetDeviceAddress (\r | |
619 | PeiServices,\r | |
620 | UsbIoPpi,\r | |
621 | *DeviceAddress\r | |
622 | );\r | |
623 | \r | |
624 | if (EFI_ERROR (Status)) {\r | |
625 | DEBUG ((EFI_D_ERROR, "PeiUsbSetDeviceAddress Failed\n"));\r | |
626 | return Status;\r | |
627 | }\r | |
628 | \r | |
629 | PeiUsbDevice->DeviceAddress = *DeviceAddress;\r | |
630 | \r | |
631 | //\r | |
632 | // Get whole USB device descriptor\r | |
633 | //\r | |
634 | Status = PeiUsbGetDescriptor (\r | |
635 | PeiServices,\r | |
636 | UsbIoPpi,\r | |
637 | (USB_DT_DEVICE << 8),\r | |
638 | 0,\r | |
639 | (UINT16) sizeof (EFI_USB_DEVICE_DESCRIPTOR),\r | |
640 | &DeviceDescriptor\r | |
641 | );\r | |
642 | \r | |
643 | if (EFI_ERROR (Status)) {\r | |
644 | DEBUG ((EFI_D_ERROR, "PeiUsbGetDescriptor First Failed\n"));\r | |
645 | return Status;\r | |
646 | }\r | |
647 | //\r | |
648 | // Get its default configuration and its first interface\r | |
649 | //\r | |
650 | Status = PeiUsbGetAllConfiguration (\r | |
651 | PeiServices,\r | |
652 | PeiUsbDevice\r | |
653 | );\r | |
654 | \r | |
655 | if (EFI_ERROR (Status)) {\r | |
656 | return Status;\r | |
657 | }\r | |
658 | \r | |
659 | Status = PeiUsbSetConfiguration (\r | |
660 | PeiServices,\r | |
661 | UsbIoPpi\r | |
662 | );\r | |
663 | \r | |
664 | if (EFI_ERROR (Status)) {\r | |
665 | return Status;\r | |
666 | }\r | |
667 | \r | |
668 | return EFI_SUCCESS;\r | |
669 | }\r | |
670 | \r | |
671 | /**\r | |
672 | Get all configurations from a detected usb device.\r | |
673 | \r | |
674 | @param PeiServices Describes the list of possible PEI Services.\r | |
675 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
676 | \r | |
677 | @retval EFI_SUCCESS The new detected usb device is configured successfully.\r | |
678 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
679 | @retval Others Other failure occurs.\r | |
680 | \r | |
681 | **/\r | |
682 | EFI_STATUS\r | |
683 | PeiUsbGetAllConfiguration (\r | |
684 | IN EFI_PEI_SERVICES **PeiServices,\r | |
685 | IN PEI_USB_DEVICE *PeiUsbDevice\r | |
686 | )\r | |
687 | {\r | |
688 | EFI_STATUS Status;\r | |
689 | EFI_USB_CONFIG_DESCRIPTOR *ConfigDesc;\r | |
690 | PEI_USB_IO_PPI *UsbIoPpi;\r | |
691 | UINT16 ConfigDescLength;\r | |
692 | UINT8 *Ptr;\r | |
693 | UINTN SkipBytes;\r | |
694 | UINTN LengthLeft;\r | |
695 | UINTN Index;\r | |
696 | UINTN NumOfEndpoint;\r | |
697 | \r | |
698 | UsbIoPpi = &PeiUsbDevice->UsbIoPpi;\r | |
699 | \r | |
700 | //\r | |
701 | // First get its 4-byte configuration descriptor\r | |
702 | //\r | |
703 | Status = PeiUsbGetDescriptor (\r | |
704 | PeiServices,\r | |
705 | UsbIoPpi,\r | |
706 | (USB_DT_CONFIG << 8), // Value\r | |
707 | 0, // Index\r | |
708 | 4, // Length\r | |
709 | PeiUsbDevice->ConfigurationData\r | |
710 | );\r | |
711 | \r | |
712 | if (EFI_ERROR (Status)) {\r | |
713 | DEBUG ((EFI_D_ERROR, "PeiUsbGet Config Descriptor First Failed\n"));\r | |
714 | return Status;\r | |
715 | }\r | |
716 | \r | |
717 | ConfigDesc = (EFI_USB_CONFIG_DESCRIPTOR *) PeiUsbDevice->ConfigurationData;\r | |
718 | ConfigDescLength = ConfigDesc->TotalLength;\r | |
719 | \r | |
720 | //\r | |
721 | // Then we get the total descriptors for this configuration\r | |
722 | //\r | |
723 | Status = PeiUsbGetDescriptor (\r | |
724 | PeiServices,\r | |
725 | UsbIoPpi,\r | |
726 | (USB_DT_CONFIG << 8),\r | |
727 | 0,\r | |
728 | ConfigDescLength,\r | |
729 | PeiUsbDevice->ConfigurationData\r | |
730 | );\r | |
731 | \r | |
732 | if (EFI_ERROR (Status)) {\r | |
733 | DEBUG ((EFI_D_ERROR, "PeiUsbGet Config Descriptor all Failed\n"));\r | |
734 | return Status;\r | |
735 | }\r | |
736 | //\r | |
737 | // Parse this configuration descriptor\r | |
738 | // First get the current config descriptor;\r | |
739 | //\r | |
740 | Status = GetExpectedDescriptor (\r | |
741 | PeiUsbDevice->ConfigurationData,\r | |
742 | ConfigDescLength,\r | |
743 | USB_DT_CONFIG,\r | |
744 | (UINT8) sizeof (EFI_USB_CONFIG_DESCRIPTOR),\r | |
745 | &SkipBytes\r | |
746 | );\r | |
747 | \r | |
748 | if (EFI_ERROR (Status)) {\r | |
749 | return Status;\r | |
750 | }\r | |
751 | \r | |
752 | Ptr = PeiUsbDevice->ConfigurationData + SkipBytes;\r | |
753 | PeiUsbDevice->ConfigDesc = (EFI_USB_CONFIG_DESCRIPTOR *) Ptr;\r | |
754 | \r | |
755 | Ptr += sizeof (EFI_USB_CONFIG_DESCRIPTOR);\r | |
756 | LengthLeft = ConfigDescLength - SkipBytes - sizeof (EFI_USB_CONFIG_DESCRIPTOR);\r | |
757 | \r | |
758 | //\r | |
759 | // Get the first interface descriptor\r | |
760 | //\r | |
761 | Status = GetExpectedDescriptor (\r | |
762 | Ptr,\r | |
763 | LengthLeft,\r | |
764 | USB_DT_INTERFACE,\r | |
765 | (UINT8) sizeof (EFI_USB_INTERFACE_DESCRIPTOR),\r | |
766 | &SkipBytes\r | |
767 | );\r | |
768 | \r | |
769 | if (EFI_ERROR (Status)) {\r | |
770 | return Status;\r | |
771 | }\r | |
772 | \r | |
773 | Ptr += SkipBytes;\r | |
774 | PeiUsbDevice->InterfaceDesc = (EFI_USB_INTERFACE_DESCRIPTOR *) Ptr;\r | |
775 | \r | |
776 | Ptr += sizeof (EFI_USB_INTERFACE_DESCRIPTOR);\r | |
777 | LengthLeft -= SkipBytes;\r | |
778 | LengthLeft -= sizeof (EFI_USB_INTERFACE_DESCRIPTOR);\r | |
779 | \r | |
780 | //\r | |
781 | // Parse all the endpoint descriptor within this interface\r | |
782 | //\r | |
783 | NumOfEndpoint = PeiUsbDevice->InterfaceDesc->NumEndpoints;\r | |
784 | ASSERT (NumOfEndpoint <= MAX_ENDPOINT);\r | |
785 | \r | |
786 | for (Index = 0; Index < NumOfEndpoint; Index++) {\r | |
787 | //\r | |
788 | // Get the endpoint descriptor\r | |
789 | //\r | |
790 | Status = GetExpectedDescriptor (\r | |
791 | Ptr,\r | |
792 | LengthLeft,\r | |
793 | USB_DT_ENDPOINT,\r | |
794 | (UINT8) sizeof (EFI_USB_ENDPOINT_DESCRIPTOR),\r | |
795 | &SkipBytes\r | |
796 | );\r | |
797 | \r | |
798 | if (EFI_ERROR (Status)) {\r | |
799 | return Status;\r | |
800 | }\r | |
801 | \r | |
802 | Ptr += SkipBytes;\r | |
803 | PeiUsbDevice->EndpointDesc[Index] = (EFI_USB_ENDPOINT_DESCRIPTOR *) Ptr;\r | |
804 | \r | |
805 | Ptr += sizeof (EFI_USB_ENDPOINT_DESCRIPTOR);\r | |
806 | LengthLeft -= SkipBytes;\r | |
807 | LengthLeft -= sizeof (EFI_USB_ENDPOINT_DESCRIPTOR);\r | |
808 | }\r | |
809 | \r | |
810 | return EFI_SUCCESS;\r | |
811 | }\r | |
812 | \r | |
813 | /**\r | |
814 | Get the start position of next wanted descriptor.\r | |
815 | \r | |
816 | @param Buffer Buffer containing data to parse.\r | |
817 | @param Length Buffer length.\r | |
818 | @param DescType Descriptor type.\r | |
819 | @param DescLength Descriptor length.\r | |
820 | @param ParsedBytes Bytes has been parsed.\r | |
821 | \r | |
822 | @retval EFI_SUCCESS Get wanted descriptor successfully.\r | |
823 | @retval EFI_DEVICE_ERROR Error occurred.\r | |
824 | \r | |
825 | **/\r | |
826 | EFI_STATUS\r | |
827 | GetExpectedDescriptor (\r | |
828 | IN UINT8 *Buffer,\r | |
829 | IN UINTN Length,\r | |
830 | IN UINT8 DescType,\r | |
831 | IN UINT8 DescLength,\r | |
832 | OUT UINTN *ParsedBytes\r | |
833 | )\r | |
834 | {\r | |
835 | UINT16 DescriptorHeader;\r | |
836 | UINT8 Len;\r | |
837 | UINT8 *Ptr;\r | |
838 | UINTN Parsed;\r | |
839 | \r | |
840 | Parsed = 0;\r | |
841 | Ptr = Buffer;\r | |
842 | \r | |
843 | while (TRUE) {\r | |
844 | //\r | |
845 | // Buffer length should not less than Desc length\r | |
846 | //\r | |
847 | if (Length < DescLength) {\r | |
848 | return EFI_DEVICE_ERROR;\r | |
849 | }\r | |
850 | \r | |
851 | DescriptorHeader = (UINT16) (*Ptr + ((*(Ptr + 1)) << 8));\r | |
852 | \r | |
853 | Len = Buffer[0];\r | |
854 | \r | |
855 | //\r | |
856 | // Check to see if it is a start of expected descriptor\r | |
857 | //\r | |
858 | if (DescriptorHeader == ((DescType << 8) | DescLength)) {\r | |
859 | break;\r | |
860 | }\r | |
861 | \r | |
862 | if ((UINT8) (DescriptorHeader >> 8) == DescType) {\r | |
863 | if (Len > DescLength) {\r | |
864 | return EFI_DEVICE_ERROR;\r | |
865 | }\r | |
866 | }\r | |
867 | //\r | |
868 | // Descriptor length should be at least 2\r | |
869 | // and should not exceed the buffer length\r | |
870 | //\r | |
871 | if (Len < 2) {\r | |
872 | return EFI_DEVICE_ERROR;\r | |
873 | }\r | |
874 | \r | |
875 | if (Len > Length) {\r | |
876 | return EFI_DEVICE_ERROR;\r | |
877 | }\r | |
878 | //\r | |
879 | // Skip this mismatch descriptor\r | |
880 | //\r | |
881 | Length -= Len;\r | |
882 | Ptr += Len;\r | |
883 | Parsed += Len;\r | |
884 | }\r | |
885 | \r | |
886 | *ParsedBytes = Parsed;\r | |
887 | \r | |
888 | return EFI_SUCCESS;\r | |
889 | }\r | |
890 | \r | |
891 | /**\r | |
892 | Send reset signal over the given root hub port.\r | |
893 | \r | |
894 | @param PeiServices Describes the list of possible PEI Services.\r | |
895 | @param UsbHcPpi The pointer of PEI_USB_HOST_CONTROLLER_PPI instance.\r | |
896 | @param Usb2HcPpi The pointer of PEI_USB2_HOST_CONTROLLER_PPI instance.\r | |
897 | @param PortNum The port to be reset.\r | |
898 | @param RetryIndex The retry times.\r | |
899 | \r | |
900 | **/\r | |
901 | VOID\r | |
902 | ResetRootPort (\r | |
903 | IN EFI_PEI_SERVICES **PeiServices,\r | |
904 | IN PEI_USB_HOST_CONTROLLER_PPI *UsbHcPpi,\r | |
905 | IN PEI_USB2_HOST_CONTROLLER_PPI *Usb2HcPpi,\r | |
906 | IN UINT8 PortNum,\r | |
907 | IN UINT8 RetryIndex\r | |
908 | )\r | |
909 | {\r | |
910 | EFI_STATUS Status;\r | |
911 | \r | |
912 | \r | |
913 | if (Usb2HcPpi != NULL) {\r | |
914 | MicroSecondDelay (200 * 1000);\r | |
915 | \r | |
916 | //\r | |
917 | // reset root port\r | |
918 | //\r | |
919 | Status = Usb2HcPpi->SetRootHubPortFeature (\r | |
920 | PeiServices,\r | |
921 | Usb2HcPpi,\r | |
922 | PortNum,\r | |
923 | EfiUsbPortReset\r | |
924 | );\r | |
925 | \r | |
926 | if (EFI_ERROR (Status)) {\r | |
927 | DEBUG ((EFI_D_ERROR, "SetRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
928 | return;\r | |
929 | }\r | |
930 | \r | |
931 | MicroSecondDelay (200 * 1000);\r | |
932 | \r | |
933 | //\r | |
934 | // clear reset root port\r | |
935 | //\r | |
936 | Status = Usb2HcPpi->ClearRootHubPortFeature (\r | |
937 | PeiServices,\r | |
938 | Usb2HcPpi,\r | |
939 | PortNum,\r | |
940 | EfiUsbPortReset\r | |
941 | );\r | |
942 | \r | |
943 | if (EFI_ERROR (Status)) {\r | |
944 | DEBUG ((EFI_D_ERROR, "ClearRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
945 | return;\r | |
946 | }\r | |
947 | \r | |
948 | MicroSecondDelay (1 * 1000);\r | |
949 | \r | |
950 | Usb2HcPpi->ClearRootHubPortFeature (\r | |
951 | PeiServices,\r | |
952 | Usb2HcPpi,\r | |
953 | PortNum,\r | |
954 | EfiUsbPortConnectChange\r | |
955 | );\r | |
956 | \r | |
957 | //\r | |
958 | // Set port enable\r | |
959 | //\r | |
960 | Usb2HcPpi->SetRootHubPortFeature(\r | |
961 | PeiServices,\r | |
962 | Usb2HcPpi,\r | |
963 | PortNum,\r | |
964 | EfiUsbPortEnable\r | |
965 | );\r | |
966 | \r | |
967 | Usb2HcPpi->ClearRootHubPortFeature (\r | |
968 | PeiServices,\r | |
969 | Usb2HcPpi,\r | |
970 | PortNum,\r | |
971 | EfiUsbPortEnableChange\r | |
972 | );\r | |
973 | \r | |
974 | MicroSecondDelay ((RetryIndex + 1) * 50 * 1000);\r | |
975 | } else {\r | |
976 | MicroSecondDelay (200 * 1000);\r | |
977 | \r | |
978 | //\r | |
979 | // reset root port\r | |
980 | //\r | |
981 | Status = UsbHcPpi->SetRootHubPortFeature (\r | |
982 | PeiServices,\r | |
983 | UsbHcPpi,\r | |
984 | PortNum,\r | |
985 | EfiUsbPortReset\r | |
986 | );\r | |
987 | \r | |
988 | if (EFI_ERROR (Status)) {\r | |
989 | DEBUG ((EFI_D_ERROR, "SetRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
990 | return;\r | |
991 | }\r | |
992 | \r | |
993 | MicroSecondDelay (200 * 1000);\r | |
994 | \r | |
995 | //\r | |
996 | // clear reset root port\r | |
997 | //\r | |
998 | Status = UsbHcPpi->ClearRootHubPortFeature (\r | |
999 | PeiServices,\r | |
1000 | UsbHcPpi,\r | |
1001 | PortNum,\r | |
1002 | EfiUsbPortReset\r | |
1003 | );\r | |
1004 | \r | |
1005 | if (EFI_ERROR (Status)) {\r | |
1006 | DEBUG ((EFI_D_ERROR, "ClearRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
1007 | return;\r | |
1008 | }\r | |
1009 | \r | |
1010 | MicroSecondDelay (1 * 1000);\r | |
1011 | \r | |
1012 | UsbHcPpi->ClearRootHubPortFeature (\r | |
1013 | PeiServices,\r | |
1014 | UsbHcPpi,\r | |
1015 | PortNum,\r | |
1016 | EfiUsbPortConnectChange\r | |
1017 | );\r | |
1018 | \r | |
1019 | //\r | |
1020 | // Set port enable\r | |
1021 | //\r | |
1022 | UsbHcPpi->SetRootHubPortFeature(\r | |
1023 | PeiServices,\r | |
1024 | UsbHcPpi,\r | |
1025 | PortNum,\r | |
1026 | EfiUsbPortEnable\r | |
1027 | );\r | |
1028 | \r | |
1029 | UsbHcPpi->ClearRootHubPortFeature (\r | |
1030 | PeiServices,\r | |
1031 | UsbHcPpi,\r | |
1032 | PortNum,\r | |
1033 | EfiUsbPortEnableChange\r | |
1034 | );\r | |
1035 | \r | |
1036 | MicroSecondDelay ((RetryIndex + 1) * 50 * 1000);\r | |
1037 | }\r | |
1038 | return;\r | |
1039 | }\r | |
1040 | \r | |
1041 | \r |