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4b1bf81c | 1 | /** @file\r |
2 | The module to produce Usb Bus PPI.\r | |
3 | \r | |
8a718ba9 | 4 | Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>\r |
4b1bf81c | 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 | |
8a718ba9 SZ |
225 | UINTN InterfaceIndex;\r |
226 | UINTN EndpointIndex;\r | |
4b1bf81c | 227 | \r |
228 | \r | |
229 | UsbIoPpi = &PeiUsbDevice->UsbIoPpi;\r | |
230 | \r | |
d987459f SZ |
231 | DEBUG ((EFI_D_INFO, "PeiHubEnumeration: DownStreamPortNo: %x\n", PeiUsbDevice->DownStreamPortNo));\r |
232 | \r | |
4b1bf81c | 233 | for (Index = 0; Index < PeiUsbDevice->DownStreamPortNo; Index++) {\r |
234 | \r | |
235 | Status = PeiHubGetPortStatus (\r | |
236 | PeiServices,\r | |
237 | UsbIoPpi,\r | |
238 | (UINT8) (Index + 1),\r | |
239 | (UINT32 *) &PortStatus\r | |
240 | );\r | |
241 | \r | |
242 | if (EFI_ERROR (Status)) {\r | |
243 | continue;\r | |
244 | }\r | |
245 | \r | |
d987459f SZ |
246 | DEBUG ((EFI_D_INFO, "USB Status --- Port: %x ConnectChange[%04x] Status[%04x]\n", Index, PortStatus.PortChangeStatus, PortStatus.PortStatus));\r |
247 | //\r | |
248 | // Only handle connection/enable/overcurrent/reset change.\r | |
249 | //\r | |
250 | if ((PortStatus.PortChangeStatus & (USB_PORT_STAT_C_CONNECTION | USB_PORT_STAT_C_ENABLE | USB_PORT_STAT_C_OVERCURRENT | USB_PORT_STAT_C_RESET)) == 0) {\r | |
251 | continue;\r | |
252 | } else {\r | |
4b1bf81c | 253 | if (IsPortConnect (PortStatus.PortStatus)) {\r |
4b1bf81c | 254 | //\r |
255 | // Begin to deal with the new device\r | |
256 | //\r | |
257 | MemPages = sizeof (PEI_USB_DEVICE) / EFI_PAGE_SIZE + 1;\r | |
258 | Status = PeiServicesAllocatePages (\r | |
259 | EfiBootServicesCode,\r | |
260 | MemPages,\r | |
261 | &AllocateAddress\r | |
262 | );\r | |
263 | if (EFI_ERROR (Status)) {\r | |
264 | return EFI_OUT_OF_RESOURCES;\r | |
265 | }\r | |
266 | \r | |
267 | NewPeiUsbDevice = (PEI_USB_DEVICE *) ((UINTN) AllocateAddress);\r | |
268 | ZeroMem (NewPeiUsbDevice, sizeof (PEI_USB_DEVICE));\r | |
269 | \r | |
270 | NewPeiUsbDevice->Signature = PEI_USB_DEVICE_SIGNATURE;\r | |
271 | NewPeiUsbDevice->DeviceAddress = 0;\r | |
272 | NewPeiUsbDevice->MaxPacketSize0 = 8;\r | |
273 | NewPeiUsbDevice->DataToggle = 0;\r | |
274 | CopyMem (\r | |
275 | &(NewPeiUsbDevice->UsbIoPpi),\r | |
276 | &mUsbIoPpi,\r | |
277 | sizeof (PEI_USB_IO_PPI)\r | |
278 | );\r | |
279 | CopyMem (\r | |
280 | &(NewPeiUsbDevice->UsbIoPpiList),\r | |
281 | &mUsbIoPpiList,\r | |
282 | sizeof (EFI_PEI_PPI_DESCRIPTOR)\r | |
283 | );\r | |
284 | NewPeiUsbDevice->UsbIoPpiList.Ppi = &NewPeiUsbDevice->UsbIoPpi;\r | |
285 | NewPeiUsbDevice->AllocateAddress = (UINTN) AllocateAddress;\r | |
286 | NewPeiUsbDevice->UsbHcPpi = PeiUsbDevice->UsbHcPpi;\r | |
287 | NewPeiUsbDevice->Usb2HcPpi = PeiUsbDevice->Usb2HcPpi;\r | |
d987459f | 288 | NewPeiUsbDevice->Tier = (UINT8) (PeiUsbDevice->Tier + 1);\r |
4b1bf81c | 289 | NewPeiUsbDevice->IsHub = 0x0;\r |
290 | NewPeiUsbDevice->DownStreamPortNo = 0x0;\r | |
291 | \r | |
d987459f SZ |
292 | if (((PortStatus.PortChangeStatus & USB_PORT_STAT_C_RESET) == 0) || \r |
293 | ((PortStatus.PortStatus & (USB_PORT_STAT_CONNECTION | USB_PORT_STAT_ENABLE)) == 0)) {\r | |
294 | //\r | |
295 | // If the port already has reset change flag and is connected and enabled, skip the port reset logic. \r | |
296 | //\r | |
297 | PeiResetHubPort (PeiServices, UsbIoPpi, (UINT8)(Index + 1));\r | |
298 | \r | |
299 | PeiHubGetPortStatus (\r | |
300 | PeiServices,\r | |
301 | UsbIoPpi,\r | |
302 | (UINT8) (Index + 1),\r | |
303 | (UINT32 *) &PortStatus\r | |
304 | );\r | |
305 | } else {\r | |
306 | PeiHubClearPortFeature (\r | |
307 | PeiServices,\r | |
308 | UsbIoPpi,\r | |
309 | (UINT8) (Index + 1),\r | |
310 | EfiUsbPortResetChange\r | |
311 | );\r | |
312 | }\r | |
4b1bf81c | 313 | \r |
d987459f SZ |
314 | NewPeiUsbDevice->DeviceSpeed = (UINT8) PeiUsbGetDeviceSpeed (PortStatus.PortStatus);\r |
315 | DEBUG ((EFI_D_INFO, "Device Speed =%d\n", PeiUsbDevice->DeviceSpeed));\r | |
4b1bf81c | 316 | \r |
d987459f SZ |
317 | if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_SUPER_SPEED)){\r |
318 | NewPeiUsbDevice->MaxPacketSize0 = 512;\r | |
319 | } else if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_HIGH_SPEED)) {\r | |
320 | NewPeiUsbDevice->MaxPacketSize0 = 64;\r | |
321 | } else if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_LOW_SPEED)) {\r | |
322 | NewPeiUsbDevice->MaxPacketSize0 = 8;\r | |
323 | } else {\r | |
324 | NewPeiUsbDevice->MaxPacketSize0 = 8;\r | |
325 | }\r | |
4b1bf81c | 326 | \r |
327 | if(NewPeiUsbDevice->DeviceSpeed != EFI_USB_SPEED_HIGH) {\r | |
d12c6a78 | 328 | if (PeiUsbDevice->DeviceSpeed == EFI_USB_SPEED_HIGH) {\r |
329 | NewPeiUsbDevice->Translator.TranslatorPortNumber = (UINT8)Index;\r | |
330 | NewPeiUsbDevice->Translator.TranslatorHubAddress = *CurrentAddress;\r | |
331 | } else {\r | |
332 | CopyMem(&(NewPeiUsbDevice->Translator), &(PeiUsbDevice->Translator), sizeof(EFI_USB2_HC_TRANSACTION_TRANSLATOR));\r | |
4b1bf81c | 333 | }\r |
d12c6a78 | 334 | }\r |
4b1bf81c | 335 | \r |
336 | //\r | |
337 | // Configure that Usb Device\r | |
338 | //\r | |
339 | Status = PeiConfigureUsbDevice (\r | |
340 | PeiServices,\r | |
341 | NewPeiUsbDevice,\r | |
342 | (UINT8) (Index + 1),\r | |
343 | CurrentAddress\r | |
344 | );\r | |
345 | \r | |
346 | if (EFI_ERROR (Status)) {\r | |
347 | continue;\r | |
348 | }\r | |
d987459f | 349 | DEBUG ((EFI_D_INFO, "PeiHubEnumeration: PeiConfigureUsbDevice Success\n"));\r |
4b1bf81c | 350 | \r |
351 | Status = PeiServicesInstallPpi (&NewPeiUsbDevice->UsbIoPpiList);\r | |
352 | \r | |
353 | if (NewPeiUsbDevice->InterfaceDesc->InterfaceClass == 0x09) {\r | |
354 | NewPeiUsbDevice->IsHub = 0x1;\r | |
355 | \r | |
356 | Status = PeiDoHubConfig (PeiServices, NewPeiUsbDevice);\r | |
357 | if (EFI_ERROR (Status)) {\r | |
358 | return Status;\r | |
359 | }\r | |
360 | \r | |
361 | PeiHubEnumeration (PeiServices, NewPeiUsbDevice, CurrentAddress);\r | |
362 | }\r | |
4b1bf81c | 363 | \r |
8a718ba9 SZ |
364 | for (InterfaceIndex = 1; InterfaceIndex < NewPeiUsbDevice->ConfigDesc->NumInterfaces; InterfaceIndex++) {\r |
365 | //\r | |
366 | // Begin to deal with the new device\r | |
367 | //\r | |
368 | MemPages = sizeof (PEI_USB_DEVICE) / EFI_PAGE_SIZE + 1;\r | |
369 | Status = PeiServicesAllocatePages (\r | |
370 | EfiBootServicesCode,\r | |
371 | MemPages,\r | |
372 | &AllocateAddress\r | |
373 | );\r | |
374 | if (EFI_ERROR (Status)) {\r | |
375 | return EFI_OUT_OF_RESOURCES;\r | |
376 | }\r | |
377 | CopyMem ((VOID *)(UINTN)AllocateAddress, NewPeiUsbDevice, sizeof (PEI_USB_DEVICE));\r | |
378 | NewPeiUsbDevice = (PEI_USB_DEVICE *) ((UINTN) AllocateAddress);\r | |
379 | NewPeiUsbDevice->AllocateAddress = (UINTN) AllocateAddress;\r | |
380 | NewPeiUsbDevice->UsbIoPpiList.Ppi = &NewPeiUsbDevice->UsbIoPpi;\r | |
381 | NewPeiUsbDevice->InterfaceDesc = NewPeiUsbDevice->InterfaceDescList[InterfaceIndex];\r | |
382 | for (EndpointIndex = 0; EndpointIndex < NewPeiUsbDevice->InterfaceDesc->NumEndpoints; EndpointIndex++) {\r | |
383 | NewPeiUsbDevice->EndpointDesc[EndpointIndex] = NewPeiUsbDevice->EndpointDescList[InterfaceIndex][EndpointIndex];\r | |
384 | }\r | |
385 | \r | |
386 | Status = PeiServicesInstallPpi (&NewPeiUsbDevice->UsbIoPpiList);\r | |
387 | \r | |
388 | if (NewPeiUsbDevice->InterfaceDesc->InterfaceClass == 0x09) {\r | |
389 | NewPeiUsbDevice->IsHub = 0x1;\r | |
390 | \r | |
391 | Status = PeiDoHubConfig (PeiServices, NewPeiUsbDevice);\r | |
392 | if (EFI_ERROR (Status)) {\r | |
393 | return Status;\r | |
394 | }\r | |
395 | \r | |
396 | PeiHubEnumeration (PeiServices, NewPeiUsbDevice, CurrentAddress);\r | |
397 | }\r | |
398 | }\r | |
399 | }\r | |
4b1bf81c | 400 | }\r |
401 | }\r | |
402 | \r | |
403 | \r | |
404 | return EFI_SUCCESS;\r | |
405 | }\r | |
406 | \r | |
407 | /**\r | |
408 | The enumeration routine to detect device change.\r | |
409 | \r | |
410 | @param PeiServices Describes the list of possible PEI Services.\r | |
411 | @param UsbHcPpi The pointer of PEI_USB_HOST_CONTROLLER_PPI instance.\r | |
412 | @param Usb2HcPpi The pointer of PEI_USB2_HOST_CONTROLLER_PPI instance.\r | |
413 | \r | |
414 | @retval EFI_SUCCESS The usb is enumerated successfully.\r | |
415 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
416 | @retval Others Other failure occurs.\r | |
417 | \r | |
418 | **/\r | |
419 | EFI_STATUS\r | |
420 | PeiUsbEnumeration (\r | |
421 | IN EFI_PEI_SERVICES **PeiServices,\r | |
422 | IN PEI_USB_HOST_CONTROLLER_PPI *UsbHcPpi,\r | |
423 | IN PEI_USB2_HOST_CONTROLLER_PPI *Usb2HcPpi\r | |
424 | )\r | |
425 | {\r | |
426 | UINT8 NumOfRootPort;\r | |
427 | EFI_STATUS Status;\r | |
428 | UINT8 Index;\r | |
429 | EFI_USB_PORT_STATUS PortStatus;\r | |
430 | PEI_USB_DEVICE *PeiUsbDevice;\r | |
431 | UINTN MemPages;\r | |
432 | EFI_PHYSICAL_ADDRESS AllocateAddress;\r | |
433 | UINT8 CurrentAddress;\r | |
8a718ba9 SZ |
434 | UINTN InterfaceIndex;\r |
435 | UINTN EndpointIndex;\r | |
4b1bf81c | 436 | \r |
437 | CurrentAddress = 0;\r | |
d12c6a78 | 438 | if (Usb2HcPpi != NULL) {\r |
4b1bf81c | 439 | Usb2HcPpi->GetRootHubPortNumber (\r |
440 | PeiServices,\r | |
441 | Usb2HcPpi,\r | |
442 | (UINT8 *) &NumOfRootPort\r | |
443 | ); \r | |
d12c6a78 | 444 | } else if (UsbHcPpi != NULL) {\r |
4b1bf81c | 445 | UsbHcPpi->GetRootHubPortNumber (\r |
446 | PeiServices,\r | |
447 | UsbHcPpi,\r | |
448 | (UINT8 *) &NumOfRootPort\r | |
449 | );\r | |
d12c6a78 | 450 | } else {\r |
451 | ASSERT (FALSE);\r | |
452 | return EFI_INVALID_PARAMETER;\r | |
4b1bf81c | 453 | }\r |
454 | \r | |
d987459f SZ |
455 | DEBUG ((EFI_D_INFO, "PeiUsbEnumeration: NumOfRootPort: %x\n", NumOfRootPort));\r |
456 | \r | |
4b1bf81c | 457 | for (Index = 0; Index < NumOfRootPort; Index++) {\r |
458 | //\r | |
459 | // First get root port status to detect changes happen\r | |
460 | //\r | |
461 | if (Usb2HcPpi != NULL) {\r | |
462 | Usb2HcPpi->GetRootHubPortStatus (\r | |
463 | PeiServices,\r | |
464 | Usb2HcPpi,\r | |
465 | (UINT8) Index,\r | |
466 | &PortStatus\r | |
467 | ); \r | |
468 | } else {\r | |
469 | UsbHcPpi->GetRootHubPortStatus (\r | |
470 | PeiServices,\r | |
471 | UsbHcPpi,\r | |
472 | (UINT8) Index,\r | |
473 | &PortStatus\r | |
474 | );\r | |
475 | }\r | |
d987459f SZ |
476 | DEBUG ((EFI_D_INFO, "USB Status --- Port: %x ConnectChange[%04x] Status[%04x]\n", Index, PortStatus.PortChangeStatus, PortStatus.PortStatus));\r |
477 | //\r | |
478 | // Only handle connection/enable/overcurrent/reset change.\r | |
479 | //\r | |
480 | if ((PortStatus.PortChangeStatus & (USB_PORT_STAT_C_CONNECTION | USB_PORT_STAT_C_ENABLE | USB_PORT_STAT_C_OVERCURRENT | USB_PORT_STAT_C_RESET)) == 0) {\r | |
481 | continue;\r | |
482 | } else {\r | |
4b1bf81c | 483 | if (IsPortConnect (PortStatus.PortStatus)) {\r |
4b1bf81c | 484 | MemPages = sizeof (PEI_USB_DEVICE) / EFI_PAGE_SIZE + 1;\r |
485 | Status = PeiServicesAllocatePages (\r | |
486 | EfiBootServicesCode,\r | |
487 | MemPages,\r | |
488 | &AllocateAddress\r | |
489 | );\r | |
490 | if (EFI_ERROR (Status)) {\r | |
491 | return EFI_OUT_OF_RESOURCES;\r | |
492 | }\r | |
493 | \r | |
494 | PeiUsbDevice = (PEI_USB_DEVICE *) ((UINTN) AllocateAddress);\r | |
495 | ZeroMem (PeiUsbDevice, sizeof (PEI_USB_DEVICE));\r | |
496 | \r | |
497 | PeiUsbDevice->Signature = PEI_USB_DEVICE_SIGNATURE;\r | |
498 | PeiUsbDevice->DeviceAddress = 0;\r | |
499 | PeiUsbDevice->MaxPacketSize0 = 8;\r | |
500 | PeiUsbDevice->DataToggle = 0;\r | |
501 | CopyMem (\r | |
502 | &(PeiUsbDevice->UsbIoPpi),\r | |
503 | &mUsbIoPpi,\r | |
504 | sizeof (PEI_USB_IO_PPI)\r | |
505 | );\r | |
506 | CopyMem (\r | |
507 | &(PeiUsbDevice->UsbIoPpiList),\r | |
508 | &mUsbIoPpiList,\r | |
509 | sizeof (EFI_PEI_PPI_DESCRIPTOR)\r | |
510 | );\r | |
511 | PeiUsbDevice->UsbIoPpiList.Ppi = &PeiUsbDevice->UsbIoPpi;\r | |
512 | PeiUsbDevice->AllocateAddress = (UINTN) AllocateAddress;\r | |
513 | PeiUsbDevice->UsbHcPpi = UsbHcPpi;\r | |
514 | PeiUsbDevice->Usb2HcPpi = Usb2HcPpi;\r | |
515 | PeiUsbDevice->IsHub = 0x0;\r | |
516 | PeiUsbDevice->DownStreamPortNo = 0x0;\r | |
517 | \r | |
d987459f SZ |
518 | if (((PortStatus.PortChangeStatus & USB_PORT_STAT_C_RESET) == 0) || \r |
519 | ((PortStatus.PortStatus & (USB_PORT_STAT_CONNECTION | USB_PORT_STAT_ENABLE)) == 0)) {\r | |
520 | //\r | |
521 | // If the port already has reset change flag and is connected and enabled, skip the port reset logic. \r | |
522 | //\r | |
523 | ResetRootPort (\r | |
524 | PeiServices,\r | |
525 | PeiUsbDevice->UsbHcPpi,\r | |
526 | PeiUsbDevice->Usb2HcPpi,\r | |
527 | Index,\r | |
528 | 0\r | |
529 | );\r | |
4b1bf81c | 530 | \r |
d987459f SZ |
531 | if (Usb2HcPpi != NULL) {\r |
532 | Usb2HcPpi->GetRootHubPortStatus (\r | |
533 | PeiServices,\r | |
534 | Usb2HcPpi,\r | |
535 | (UINT8) Index,\r | |
536 | &PortStatus\r | |
537 | );\r | |
538 | } else {\r | |
539 | UsbHcPpi->GetRootHubPortStatus (\r | |
540 | PeiServices,\r | |
541 | UsbHcPpi,\r | |
542 | (UINT8) Index,\r | |
543 | &PortStatus\r | |
544 | );\r | |
545 | }\r | |
4b1bf81c | 546 | } else {\r |
d987459f SZ |
547 | if (Usb2HcPpi != NULL) {\r |
548 | Usb2HcPpi->ClearRootHubPortFeature (\r | |
549 | PeiServices,\r | |
550 | Usb2HcPpi,\r | |
551 | (UINT8) Index,\r | |
552 | EfiUsbPortResetChange\r | |
553 | ); \r | |
554 | } else {\r | |
555 | UsbHcPpi->ClearRootHubPortFeature (\r | |
556 | PeiServices,\r | |
557 | UsbHcPpi,\r | |
558 | (UINT8) Index,\r | |
559 | EfiUsbPortResetChange\r | |
560 | );\r | |
561 | }\r | |
4b1bf81c | 562 | }\r |
563 | \r | |
d987459f | 564 | PeiUsbDevice->DeviceSpeed = (UINT8) PeiUsbGetDeviceSpeed (PortStatus.PortStatus);\r |
4b1bf81c | 565 | DEBUG ((EFI_D_INFO, "Device Speed =%d\n", PeiUsbDevice->DeviceSpeed));\r |
566 | \r | |
d987459f SZ |
567 | if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_SUPER_SPEED)){\r |
568 | PeiUsbDevice->MaxPacketSize0 = 512;\r | |
569 | } else if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_HIGH_SPEED)) {\r | |
570 | PeiUsbDevice->MaxPacketSize0 = 64;\r | |
571 | } else if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_LOW_SPEED)) {\r | |
572 | PeiUsbDevice->MaxPacketSize0 = 8;\r | |
573 | } else {\r | |
574 | PeiUsbDevice->MaxPacketSize0 = 8;\r | |
575 | }\r | |
576 | \r | |
4b1bf81c | 577 | //\r |
578 | // Configure that Usb Device\r | |
579 | //\r | |
580 | Status = PeiConfigureUsbDevice (\r | |
581 | PeiServices,\r | |
582 | PeiUsbDevice,\r | |
583 | Index,\r | |
584 | &CurrentAddress\r | |
585 | );\r | |
586 | \r | |
587 | if (EFI_ERROR (Status)) {\r | |
588 | continue;\r | |
589 | }\r | |
d987459f | 590 | DEBUG ((EFI_D_INFO, "PeiUsbEnumeration: PeiConfigureUsbDevice Success\n"));\r |
4b1bf81c | 591 | \r |
592 | Status = PeiServicesInstallPpi (&PeiUsbDevice->UsbIoPpiList);\r | |
593 | \r | |
594 | if (PeiUsbDevice->InterfaceDesc->InterfaceClass == 0x09) {\r | |
595 | PeiUsbDevice->IsHub = 0x1;\r | |
596 | \r | |
597 | Status = PeiDoHubConfig (PeiServices, PeiUsbDevice);\r | |
598 | if (EFI_ERROR (Status)) {\r | |
599 | return Status;\r | |
600 | }\r | |
601 | \r | |
602 | PeiHubEnumeration (PeiServices, PeiUsbDevice, &CurrentAddress);\r | |
603 | }\r | |
8a718ba9 SZ |
604 | \r |
605 | for (InterfaceIndex = 1; InterfaceIndex < PeiUsbDevice->ConfigDesc->NumInterfaces; InterfaceIndex++) {\r | |
606 | //\r | |
607 | // Begin to deal with the new device\r | |
608 | //\r | |
609 | MemPages = sizeof (PEI_USB_DEVICE) / EFI_PAGE_SIZE + 1;\r | |
610 | Status = PeiServicesAllocatePages (\r | |
611 | EfiBootServicesCode,\r | |
612 | MemPages,\r | |
613 | &AllocateAddress\r | |
614 | );\r | |
615 | if (EFI_ERROR (Status)) {\r | |
616 | return EFI_OUT_OF_RESOURCES;\r | |
617 | }\r | |
618 | CopyMem ((VOID *)(UINTN)AllocateAddress, PeiUsbDevice, sizeof (PEI_USB_DEVICE));\r | |
619 | PeiUsbDevice = (PEI_USB_DEVICE *) ((UINTN) AllocateAddress);\r | |
620 | PeiUsbDevice->AllocateAddress = (UINTN) AllocateAddress;\r | |
621 | PeiUsbDevice->UsbIoPpiList.Ppi = &PeiUsbDevice->UsbIoPpi;\r | |
622 | PeiUsbDevice->InterfaceDesc = PeiUsbDevice->InterfaceDescList[InterfaceIndex];\r | |
623 | for (EndpointIndex = 0; EndpointIndex < PeiUsbDevice->InterfaceDesc->NumEndpoints; EndpointIndex++) {\r | |
624 | PeiUsbDevice->EndpointDesc[EndpointIndex] = PeiUsbDevice->EndpointDescList[InterfaceIndex][EndpointIndex];\r | |
625 | }\r | |
626 | \r | |
627 | Status = PeiServicesInstallPpi (&PeiUsbDevice->UsbIoPpiList);\r | |
628 | \r | |
629 | if (PeiUsbDevice->InterfaceDesc->InterfaceClass == 0x09) {\r | |
630 | PeiUsbDevice->IsHub = 0x1;\r | |
631 | \r | |
632 | Status = PeiDoHubConfig (PeiServices, PeiUsbDevice);\r | |
633 | if (EFI_ERROR (Status)) {\r | |
634 | return Status;\r | |
635 | }\r | |
636 | \r | |
637 | PeiHubEnumeration (PeiServices, PeiUsbDevice, &CurrentAddress);\r | |
638 | }\r | |
639 | }\r | |
4b1bf81c | 640 | } else {\r |
641 | //\r | |
642 | // Disconnect change happen, currently we don't support\r | |
643 | //\r | |
644 | }\r | |
645 | }\r | |
646 | }\r | |
647 | \r | |
648 | return EFI_SUCCESS;\r | |
649 | }\r | |
650 | \r | |
651 | /**\r | |
652 | Configure new detected usb device.\r | |
653 | \r | |
654 | @param PeiServices Describes the list of possible PEI Services.\r | |
655 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
656 | @param Port The port to be configured.\r | |
657 | @param DeviceAddress The device address to be configured.\r | |
658 | \r | |
659 | @retval EFI_SUCCESS The new detected usb device is configured successfully.\r | |
660 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
661 | @retval Others Other failure occurs.\r | |
662 | \r | |
663 | **/\r | |
664 | EFI_STATUS\r | |
665 | PeiConfigureUsbDevice (\r | |
666 | IN EFI_PEI_SERVICES **PeiServices,\r | |
667 | IN PEI_USB_DEVICE *PeiUsbDevice,\r | |
668 | IN UINT8 Port,\r | |
669 | IN OUT UINT8 *DeviceAddress\r | |
670 | )\r | |
671 | {\r | |
672 | EFI_USB_DEVICE_DESCRIPTOR DeviceDescriptor;\r | |
673 | EFI_STATUS Status;\r | |
674 | PEI_USB_IO_PPI *UsbIoPpi;\r | |
675 | UINT8 Retry;\r | |
676 | \r | |
677 | UsbIoPpi = &PeiUsbDevice->UsbIoPpi;\r | |
678 | Status = EFI_SUCCESS;\r | |
679 | ZeroMem (&DeviceDescriptor, sizeof (EFI_USB_DEVICE_DESCRIPTOR));\r | |
680 | //\r | |
681 | // Get USB device descriptor\r | |
682 | //\r | |
683 | \r | |
684 | for (Retry = 0; Retry < 3; Retry ++) {\r | |
4b1bf81c | 685 | Status = PeiUsbGetDescriptor (\r |
686 | PeiServices,\r | |
687 | UsbIoPpi,\r | |
688 | (USB_DT_DEVICE << 8),\r | |
689 | 0,\r | |
690 | 8,\r | |
691 | &DeviceDescriptor\r | |
692 | );\r | |
693 | \r | |
694 | if (!EFI_ERROR (Status)) {\r | |
d987459f | 695 | DEBUG ((EFI_D_INFO, "PeiUsbGet Device Descriptor the %d time Success\n", Retry));\r |
4b1bf81c | 696 | break;\r |
697 | }\r | |
698 | }\r | |
699 | \r | |
700 | if (Retry == 3) {\r | |
d987459f | 701 | DEBUG ((EFI_D_ERROR, "PeiUsbGet Device Descriptor fail: %x %r\n", Retry, Status));\r |
4b1bf81c | 702 | return Status;\r |
703 | }\r | |
704 | \r | |
d987459f SZ |
705 | if ((DeviceDescriptor.BcdUSB == 0x0300) && (DeviceDescriptor.MaxPacketSize0 == 9)) {\r |
706 | PeiUsbDevice->MaxPacketSize0 = 1 << 9;\r | |
707 | } else {\r | |
708 | PeiUsbDevice->MaxPacketSize0 = DeviceDescriptor.MaxPacketSize0;\r | |
709 | }\r | |
4b1bf81c | 710 | \r |
711 | (*DeviceAddress) ++;\r | |
712 | \r | |
713 | Status = PeiUsbSetDeviceAddress (\r | |
714 | PeiServices,\r | |
715 | UsbIoPpi,\r | |
716 | *DeviceAddress\r | |
717 | );\r | |
718 | \r | |
719 | if (EFI_ERROR (Status)) {\r | |
d987459f | 720 | DEBUG ((EFI_D_ERROR, "PeiUsbSetDeviceAddress Failed: %r\n", Status));\r |
4b1bf81c | 721 | return Status;\r |
722 | }\r | |
723 | \r | |
724 | PeiUsbDevice->DeviceAddress = *DeviceAddress;\r | |
725 | \r | |
726 | //\r | |
727 | // Get whole USB device descriptor\r | |
728 | //\r | |
729 | Status = PeiUsbGetDescriptor (\r | |
730 | PeiServices,\r | |
731 | UsbIoPpi,\r | |
732 | (USB_DT_DEVICE << 8),\r | |
733 | 0,\r | |
734 | (UINT16) sizeof (EFI_USB_DEVICE_DESCRIPTOR),\r | |
735 | &DeviceDescriptor\r | |
736 | );\r | |
737 | \r | |
738 | if (EFI_ERROR (Status)) {\r | |
739 | DEBUG ((EFI_D_ERROR, "PeiUsbGetDescriptor First Failed\n"));\r | |
740 | return Status;\r | |
741 | }\r | |
8a718ba9 | 742 | \r |
4b1bf81c | 743 | //\r |
744 | // Get its default configuration and its first interface\r | |
745 | //\r | |
746 | Status = PeiUsbGetAllConfiguration (\r | |
747 | PeiServices,\r | |
748 | PeiUsbDevice\r | |
749 | );\r | |
4b1bf81c | 750 | if (EFI_ERROR (Status)) {\r |
751 | return Status;\r | |
752 | }\r | |
753 | \r | |
754 | Status = PeiUsbSetConfiguration (\r | |
755 | PeiServices,\r | |
756 | UsbIoPpi\r | |
757 | );\r | |
758 | \r | |
759 | if (EFI_ERROR (Status)) {\r | |
760 | return Status;\r | |
761 | }\r | |
762 | \r | |
763 | return EFI_SUCCESS;\r | |
764 | }\r | |
765 | \r | |
766 | /**\r | |
767 | Get all configurations from a detected usb device.\r | |
768 | \r | |
769 | @param PeiServices Describes the list of possible PEI Services.\r | |
770 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
771 | \r | |
772 | @retval EFI_SUCCESS The new detected usb device is configured successfully.\r | |
773 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
774 | @retval Others Other failure occurs.\r | |
775 | \r | |
776 | **/\r | |
777 | EFI_STATUS\r | |
778 | PeiUsbGetAllConfiguration (\r | |
779 | IN EFI_PEI_SERVICES **PeiServices,\r | |
780 | IN PEI_USB_DEVICE *PeiUsbDevice\r | |
781 | )\r | |
782 | {\r | |
783 | EFI_STATUS Status;\r | |
784 | EFI_USB_CONFIG_DESCRIPTOR *ConfigDesc;\r | |
785 | PEI_USB_IO_PPI *UsbIoPpi;\r | |
786 | UINT16 ConfigDescLength;\r | |
787 | UINT8 *Ptr;\r | |
788 | UINTN SkipBytes;\r | |
789 | UINTN LengthLeft;\r | |
8a718ba9 | 790 | UINTN InterfaceIndex;\r |
4b1bf81c | 791 | UINTN Index;\r |
792 | UINTN NumOfEndpoint;\r | |
793 | \r | |
794 | UsbIoPpi = &PeiUsbDevice->UsbIoPpi;\r | |
795 | \r | |
796 | //\r | |
797 | // First get its 4-byte configuration descriptor\r | |
798 | //\r | |
799 | Status = PeiUsbGetDescriptor (\r | |
800 | PeiServices,\r | |
801 | UsbIoPpi,\r | |
802 | (USB_DT_CONFIG << 8), // Value\r | |
803 | 0, // Index\r | |
804 | 4, // Length\r | |
805 | PeiUsbDevice->ConfigurationData\r | |
806 | );\r | |
807 | \r | |
808 | if (EFI_ERROR (Status)) {\r | |
809 | DEBUG ((EFI_D_ERROR, "PeiUsbGet Config Descriptor First Failed\n"));\r | |
810 | return Status;\r | |
811 | }\r | |
812 | \r | |
813 | ConfigDesc = (EFI_USB_CONFIG_DESCRIPTOR *) PeiUsbDevice->ConfigurationData;\r | |
814 | ConfigDescLength = ConfigDesc->TotalLength;\r | |
815 | \r | |
816 | //\r | |
817 | // Then we get the total descriptors for this configuration\r | |
818 | //\r | |
819 | Status = PeiUsbGetDescriptor (\r | |
820 | PeiServices,\r | |
821 | UsbIoPpi,\r | |
822 | (USB_DT_CONFIG << 8),\r | |
823 | 0,\r | |
824 | ConfigDescLength,\r | |
825 | PeiUsbDevice->ConfigurationData\r | |
826 | );\r | |
827 | \r | |
828 | if (EFI_ERROR (Status)) {\r | |
829 | DEBUG ((EFI_D_ERROR, "PeiUsbGet Config Descriptor all Failed\n"));\r | |
830 | return Status;\r | |
831 | }\r | |
832 | //\r | |
833 | // Parse this configuration descriptor\r | |
834 | // First get the current config descriptor;\r | |
835 | //\r | |
836 | Status = GetExpectedDescriptor (\r | |
837 | PeiUsbDevice->ConfigurationData,\r | |
838 | ConfigDescLength,\r | |
839 | USB_DT_CONFIG,\r | |
840 | (UINT8) sizeof (EFI_USB_CONFIG_DESCRIPTOR),\r | |
841 | &SkipBytes\r | |
842 | );\r | |
843 | \r | |
844 | if (EFI_ERROR (Status)) {\r | |
845 | return Status;\r | |
846 | }\r | |
847 | \r | |
848 | Ptr = PeiUsbDevice->ConfigurationData + SkipBytes;\r | |
849 | PeiUsbDevice->ConfigDesc = (EFI_USB_CONFIG_DESCRIPTOR *) Ptr;\r | |
850 | \r | |
851 | Ptr += sizeof (EFI_USB_CONFIG_DESCRIPTOR);\r | |
852 | LengthLeft = ConfigDescLength - SkipBytes - sizeof (EFI_USB_CONFIG_DESCRIPTOR);\r | |
853 | \r | |
8a718ba9 | 854 | for (InterfaceIndex = 0; InterfaceIndex < PeiUsbDevice->ConfigDesc->NumInterfaces; InterfaceIndex++) {\r |
4b1bf81c | 855 | \r |
4b1bf81c | 856 | //\r |
8a718ba9 | 857 | // Get the interface descriptor\r |
4b1bf81c | 858 | //\r |
859 | Status = GetExpectedDescriptor (\r | |
860 | Ptr,\r | |
861 | LengthLeft,\r | |
8a718ba9 SZ |
862 | USB_DT_INTERFACE,\r |
863 | (UINT8) sizeof (EFI_USB_INTERFACE_DESCRIPTOR),\r | |
4b1bf81c | 864 | &SkipBytes\r |
865 | );\r | |
866 | \r | |
867 | if (EFI_ERROR (Status)) {\r | |
868 | return Status;\r | |
869 | }\r | |
870 | \r | |
871 | Ptr += SkipBytes;\r | |
8a718ba9 SZ |
872 | if (InterfaceIndex == 0) {\r |
873 | PeiUsbDevice->InterfaceDesc = (EFI_USB_INTERFACE_DESCRIPTOR *) Ptr;\r | |
874 | }\r | |
875 | PeiUsbDevice->InterfaceDescList[InterfaceIndex] = (EFI_USB_INTERFACE_DESCRIPTOR *) Ptr;\r | |
4b1bf81c | 876 | \r |
8a718ba9 | 877 | Ptr += sizeof (EFI_USB_INTERFACE_DESCRIPTOR);\r |
4b1bf81c | 878 | LengthLeft -= SkipBytes;\r |
8a718ba9 SZ |
879 | LengthLeft -= sizeof (EFI_USB_INTERFACE_DESCRIPTOR);\r |
880 | \r | |
881 | //\r | |
882 | // Parse all the endpoint descriptor within this interface\r | |
883 | //\r | |
884 | NumOfEndpoint = PeiUsbDevice->InterfaceDescList[InterfaceIndex]->NumEndpoints;\r | |
885 | ASSERT (NumOfEndpoint <= MAX_ENDPOINT);\r | |
886 | \r | |
887 | for (Index = 0; Index < NumOfEndpoint; Index++) {\r | |
888 | //\r | |
889 | // Get the endpoint descriptor\r | |
890 | //\r | |
891 | Status = GetExpectedDescriptor (\r | |
892 | Ptr,\r | |
893 | LengthLeft,\r | |
894 | USB_DT_ENDPOINT,\r | |
895 | (UINT8) sizeof (EFI_USB_ENDPOINT_DESCRIPTOR),\r | |
896 | &SkipBytes\r | |
897 | );\r | |
898 | \r | |
899 | if (EFI_ERROR (Status)) {\r | |
900 | return Status;\r | |
901 | }\r | |
902 | \r | |
903 | Ptr += SkipBytes;\r | |
904 | if (InterfaceIndex == 0) {\r | |
905 | PeiUsbDevice->EndpointDesc[Index] = (EFI_USB_ENDPOINT_DESCRIPTOR *) Ptr;\r | |
906 | }\r | |
907 | PeiUsbDevice->EndpointDescList[InterfaceIndex][Index] = (EFI_USB_ENDPOINT_DESCRIPTOR *) Ptr;\r | |
908 | \r | |
909 | Ptr += sizeof (EFI_USB_ENDPOINT_DESCRIPTOR);\r | |
910 | LengthLeft -= SkipBytes;\r | |
911 | LengthLeft -= sizeof (EFI_USB_ENDPOINT_DESCRIPTOR);\r | |
912 | }\r | |
4b1bf81c | 913 | }\r |
914 | \r | |
915 | return EFI_SUCCESS;\r | |
916 | }\r | |
917 | \r | |
918 | /**\r | |
919 | Get the start position of next wanted descriptor.\r | |
920 | \r | |
921 | @param Buffer Buffer containing data to parse.\r | |
922 | @param Length Buffer length.\r | |
923 | @param DescType Descriptor type.\r | |
924 | @param DescLength Descriptor length.\r | |
925 | @param ParsedBytes Bytes has been parsed.\r | |
926 | \r | |
927 | @retval EFI_SUCCESS Get wanted descriptor successfully.\r | |
928 | @retval EFI_DEVICE_ERROR Error occurred.\r | |
929 | \r | |
930 | **/\r | |
931 | EFI_STATUS\r | |
932 | GetExpectedDescriptor (\r | |
933 | IN UINT8 *Buffer,\r | |
934 | IN UINTN Length,\r | |
935 | IN UINT8 DescType,\r | |
936 | IN UINT8 DescLength,\r | |
937 | OUT UINTN *ParsedBytes\r | |
938 | )\r | |
939 | {\r | |
940 | UINT16 DescriptorHeader;\r | |
941 | UINT8 Len;\r | |
942 | UINT8 *Ptr;\r | |
943 | UINTN Parsed;\r | |
944 | \r | |
945 | Parsed = 0;\r | |
946 | Ptr = Buffer;\r | |
947 | \r | |
948 | while (TRUE) {\r | |
949 | //\r | |
950 | // Buffer length should not less than Desc length\r | |
951 | //\r | |
952 | if (Length < DescLength) {\r | |
953 | return EFI_DEVICE_ERROR;\r | |
954 | }\r | |
955 | \r | |
956 | DescriptorHeader = (UINT16) (*Ptr + ((*(Ptr + 1)) << 8));\r | |
957 | \r | |
958 | Len = Buffer[0];\r | |
959 | \r | |
960 | //\r | |
961 | // Check to see if it is a start of expected descriptor\r | |
962 | //\r | |
963 | if (DescriptorHeader == ((DescType << 8) | DescLength)) {\r | |
964 | break;\r | |
965 | }\r | |
966 | \r | |
967 | if ((UINT8) (DescriptorHeader >> 8) == DescType) {\r | |
968 | if (Len > DescLength) {\r | |
969 | return EFI_DEVICE_ERROR;\r | |
970 | }\r | |
971 | }\r | |
972 | //\r | |
973 | // Descriptor length should be at least 2\r | |
974 | // and should not exceed the buffer length\r | |
975 | //\r | |
976 | if (Len < 2) {\r | |
977 | return EFI_DEVICE_ERROR;\r | |
978 | }\r | |
979 | \r | |
980 | if (Len > Length) {\r | |
981 | return EFI_DEVICE_ERROR;\r | |
982 | }\r | |
983 | //\r | |
984 | // Skip this mismatch descriptor\r | |
985 | //\r | |
986 | Length -= Len;\r | |
987 | Ptr += Len;\r | |
988 | Parsed += Len;\r | |
989 | }\r | |
990 | \r | |
991 | *ParsedBytes = Parsed;\r | |
992 | \r | |
993 | return EFI_SUCCESS;\r | |
994 | }\r | |
995 | \r | |
996 | /**\r | |
997 | Send reset signal over the given root hub port.\r | |
998 | \r | |
999 | @param PeiServices Describes the list of possible PEI Services.\r | |
1000 | @param UsbHcPpi The pointer of PEI_USB_HOST_CONTROLLER_PPI instance.\r | |
1001 | @param Usb2HcPpi The pointer of PEI_USB2_HOST_CONTROLLER_PPI instance.\r | |
1002 | @param PortNum The port to be reset.\r | |
1003 | @param RetryIndex The retry times.\r | |
1004 | \r | |
1005 | **/\r | |
1006 | VOID\r | |
1007 | ResetRootPort (\r | |
1008 | IN EFI_PEI_SERVICES **PeiServices,\r | |
1009 | IN PEI_USB_HOST_CONTROLLER_PPI *UsbHcPpi,\r | |
1010 | IN PEI_USB2_HOST_CONTROLLER_PPI *Usb2HcPpi,\r | |
1011 | IN UINT8 PortNum,\r | |
1012 | IN UINT8 RetryIndex\r | |
1013 | )\r | |
1014 | {\r | |
1015 | EFI_STATUS Status;\r | |
d987459f SZ |
1016 | UINTN Index;\r |
1017 | EFI_USB_PORT_STATUS PortStatus;\r | |
4b1bf81c | 1018 | \r |
1019 | \r | |
1020 | if (Usb2HcPpi != NULL) {\r | |
1021 | MicroSecondDelay (200 * 1000);\r | |
1022 | \r | |
1023 | //\r | |
1024 | // reset root port\r | |
1025 | //\r | |
1026 | Status = Usb2HcPpi->SetRootHubPortFeature (\r | |
1027 | PeiServices,\r | |
1028 | Usb2HcPpi,\r | |
1029 | PortNum,\r | |
1030 | EfiUsbPortReset\r | |
1031 | );\r | |
1032 | \r | |
1033 | if (EFI_ERROR (Status)) {\r | |
1034 | DEBUG ((EFI_D_ERROR, "SetRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
1035 | return;\r | |
1036 | }\r | |
1037 | \r | |
d987459f SZ |
1038 | //\r |
1039 | // Drive the reset signal for at least 50ms. Check USB 2.0 Spec\r | |
1040 | // section 7.1.7.5 for timing requirements.\r | |
1041 | //\r | |
1042 | MicroSecondDelay (USB_SET_ROOT_PORT_RESET_STALL);\r | |
1043 | \r | |
4b1bf81c | 1044 | //\r |
1045 | // clear reset root port\r | |
1046 | //\r | |
1047 | Status = Usb2HcPpi->ClearRootHubPortFeature (\r | |
1048 | PeiServices,\r | |
1049 | Usb2HcPpi,\r | |
1050 | PortNum,\r | |
1051 | EfiUsbPortReset\r | |
1052 | );\r | |
1053 | \r | |
1054 | if (EFI_ERROR (Status)) {\r | |
1055 | DEBUG ((EFI_D_ERROR, "ClearRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
1056 | return;\r | |
1057 | }\r | |
d987459f SZ |
1058 | \r |
1059 | MicroSecondDelay (USB_CLR_ROOT_PORT_RESET_STALL);\r | |
1060 | \r | |
1061 | //\r | |
1062 | // USB host controller won't clear the RESET bit until\r | |
1063 | // reset is actually finished.\r | |
1064 | //\r | |
1065 | ZeroMem (&PortStatus, sizeof (EFI_USB_PORT_STATUS));\r | |
1066 | \r | |
1067 | for (Index = 0; Index < USB_WAIT_PORT_STS_CHANGE_LOOP; Index++) {\r | |
1068 | Status = Usb2HcPpi->GetRootHubPortStatus (\r | |
1069 | PeiServices,\r | |
1070 | Usb2HcPpi,\r | |
1071 | PortNum,\r | |
1072 | &PortStatus\r | |
1073 | ); \r | |
1074 | if (EFI_ERROR (Status)) {\r | |
1075 | return;\r | |
1076 | }\r | |
1077 | \r | |
1078 | if (!USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_RESET)) {\r | |
1079 | break;\r | |
1080 | }\r | |
1081 | \r | |
1082 | MicroSecondDelay (USB_WAIT_PORT_STS_CHANGE_STALL);\r | |
1083 | }\r | |
1084 | \r | |
1085 | if (Index == USB_WAIT_PORT_STS_CHANGE_LOOP) {\r | |
1086 | DEBUG ((EFI_D_ERROR, "ResetRootPort: reset not finished in time on port %d\n", PortNum));\r | |
1087 | return;\r | |
1088 | }\r | |
1089 | \r | |
1090 | Usb2HcPpi->ClearRootHubPortFeature (\r | |
1091 | PeiServices,\r | |
1092 | Usb2HcPpi,\r | |
1093 | PortNum,\r | |
1094 | EfiUsbPortResetChange\r | |
1095 | );\r | |
1096 | \r | |
4b1bf81c | 1097 | Usb2HcPpi->ClearRootHubPortFeature (\r |
1098 | PeiServices,\r | |
1099 | Usb2HcPpi,\r | |
1100 | PortNum,\r | |
1101 | EfiUsbPortConnectChange\r | |
1102 | );\r | |
1103 | \r | |
1104 | //\r | |
1105 | // Set port enable\r | |
1106 | //\r | |
1107 | Usb2HcPpi->SetRootHubPortFeature(\r | |
1108 | PeiServices,\r | |
1109 | Usb2HcPpi,\r | |
1110 | PortNum,\r | |
1111 | EfiUsbPortEnable\r | |
1112 | );\r | |
1113 | \r | |
1114 | Usb2HcPpi->ClearRootHubPortFeature (\r | |
1115 | PeiServices,\r | |
1116 | Usb2HcPpi,\r | |
1117 | PortNum,\r | |
1118 | EfiUsbPortEnableChange\r | |
1119 | );\r | |
1120 | \r | |
1121 | MicroSecondDelay ((RetryIndex + 1) * 50 * 1000);\r | |
1122 | } else {\r | |
1123 | MicroSecondDelay (200 * 1000);\r | |
1124 | \r | |
1125 | //\r | |
1126 | // reset root port\r | |
1127 | //\r | |
1128 | Status = UsbHcPpi->SetRootHubPortFeature (\r | |
1129 | PeiServices,\r | |
1130 | UsbHcPpi,\r | |
1131 | PortNum,\r | |
1132 | EfiUsbPortReset\r | |
1133 | );\r | |
1134 | \r | |
1135 | if (EFI_ERROR (Status)) {\r | |
1136 | DEBUG ((EFI_D_ERROR, "SetRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
1137 | return;\r | |
1138 | }\r | |
1139 | \r | |
d987459f SZ |
1140 | //\r |
1141 | // Drive the reset signal for at least 50ms. Check USB 2.0 Spec\r | |
1142 | // section 7.1.7.5 for timing requirements.\r | |
1143 | //\r | |
1144 | MicroSecondDelay (USB_SET_ROOT_PORT_RESET_STALL);\r | |
4b1bf81c | 1145 | \r |
1146 | //\r | |
1147 | // clear reset root port\r | |
1148 | //\r | |
1149 | Status = UsbHcPpi->ClearRootHubPortFeature (\r | |
1150 | PeiServices,\r | |
1151 | UsbHcPpi,\r | |
1152 | PortNum,\r | |
1153 | EfiUsbPortReset\r | |
1154 | );\r | |
1155 | \r | |
1156 | if (EFI_ERROR (Status)) {\r | |
1157 | DEBUG ((EFI_D_ERROR, "ClearRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
1158 | return;\r | |
1159 | }\r | |
1160 | \r | |
d987459f SZ |
1161 | MicroSecondDelay (USB_CLR_ROOT_PORT_RESET_STALL);\r |
1162 | \r | |
1163 | //\r | |
1164 | // USB host controller won't clear the RESET bit until\r | |
1165 | // reset is actually finished.\r | |
1166 | //\r | |
1167 | ZeroMem (&PortStatus, sizeof (EFI_USB_PORT_STATUS));\r | |
1168 | \r | |
1169 | for (Index = 0; Index < USB_WAIT_PORT_STS_CHANGE_LOOP; Index++) {\r | |
1170 | Status = UsbHcPpi->GetRootHubPortStatus (\r | |
1171 | PeiServices,\r | |
1172 | UsbHcPpi,\r | |
1173 | PortNum,\r | |
1174 | &PortStatus\r | |
1175 | ); \r | |
1176 | if (EFI_ERROR (Status)) {\r | |
1177 | return;\r | |
1178 | }\r | |
1179 | \r | |
1180 | if (!USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_RESET)) {\r | |
1181 | break;\r | |
1182 | }\r | |
1183 | \r | |
1184 | MicroSecondDelay (USB_WAIT_PORT_STS_CHANGE_STALL);\r | |
1185 | }\r | |
1186 | \r | |
1187 | if (Index == USB_WAIT_PORT_STS_CHANGE_LOOP) {\r | |
1188 | DEBUG ((EFI_D_ERROR, "ResetRootPort: reset not finished in time on port %d\n", PortNum));\r | |
1189 | return;\r | |
1190 | }\r | |
1191 | \r | |
1192 | UsbHcPpi->ClearRootHubPortFeature (\r | |
1193 | PeiServices,\r | |
1194 | UsbHcPpi,\r | |
1195 | PortNum,\r | |
1196 | EfiUsbPortResetChange\r | |
1197 | );\r | |
1198 | \r | |
4b1bf81c | 1199 | UsbHcPpi->ClearRootHubPortFeature (\r |
1200 | PeiServices,\r | |
1201 | UsbHcPpi,\r | |
1202 | PortNum,\r | |
1203 | EfiUsbPortConnectChange\r | |
1204 | );\r | |
1205 | \r | |
1206 | //\r | |
1207 | // Set port enable\r | |
1208 | //\r | |
1209 | UsbHcPpi->SetRootHubPortFeature(\r | |
1210 | PeiServices,\r | |
1211 | UsbHcPpi,\r | |
1212 | PortNum,\r | |
1213 | EfiUsbPortEnable\r | |
1214 | );\r | |
1215 | \r | |
1216 | UsbHcPpi->ClearRootHubPortFeature (\r | |
1217 | PeiServices,\r | |
1218 | UsbHcPpi,\r | |
1219 | PortNum,\r | |
1220 | EfiUsbPortEnableChange\r | |
1221 | );\r | |
1222 | \r | |
1223 | MicroSecondDelay ((RetryIndex + 1) * 50 * 1000);\r | |
1224 | }\r | |
1225 | return;\r | |
1226 | }\r | |
1227 | \r | |
1228 | \r |