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4b1bf81c | 1 | /** @file\r |
2 | The module to produce Usb Bus PPI.\r | |
3 | \r | |
d1102dba LG |
4 | Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r |
5 | \r | |
9d510e61 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
4b1bf81c | 7 | \r |
8 | **/\r | |
9 | \r | |
10 | #include "UsbPeim.h"\r | |
11 | #include "HubPeim.h"\r | |
12 | #include "PeiUsbLib.h"\r | |
13 | \r | |
14 | //\r | |
15 | // UsbIo PPI interface function\r | |
16 | //\r | |
17 | PEI_USB_IO_PPI mUsbIoPpi = {\r | |
18 | PeiUsbControlTransfer,\r | |
19 | PeiUsbBulkTransfer,\r | |
20 | PeiUsbGetInterfaceDescriptor,\r | |
21 | PeiUsbGetEndpointDescriptor,\r | |
22 | PeiUsbPortReset\r | |
23 | };\r | |
24 | \r | |
25 | EFI_PEI_PPI_DESCRIPTOR mUsbIoPpiList = {\r | |
26 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r | |
27 | &gPeiUsbIoPpiGuid,\r | |
28 | NULL\r | |
29 | };\r | |
30 | \r | |
31 | /**\r | |
32 | The enumeration routine to detect device change.\r | |
d1102dba | 33 | \r |
4b1bf81c | 34 | @param PeiServices Describes the list of possible PEI Services.\r |
35 | @param UsbHcPpi The pointer of PEI_USB_HOST_CONTROLLER_PPI instance.\r | |
36 | @param Usb2HcPpi The pointer of PEI_USB2_HOST_CONTROLLER_PPI instance.\r | |
37 | \r | |
38 | @retval EFI_SUCCESS The usb is enumerated successfully.\r | |
39 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
40 | @retval Others Other failure occurs.\r | |
41 | \r | |
42 | **/\r | |
43 | EFI_STATUS\r | |
44 | PeiUsbEnumeration (\r | |
45 | IN EFI_PEI_SERVICES **PeiServices,\r | |
46 | IN PEI_USB_HOST_CONTROLLER_PPI *UsbHcPpi,\r | |
47 | IN PEI_USB2_HOST_CONTROLLER_PPI *Usb2HcPpi\r | |
48 | );\r | |
49 | \r | |
50 | /**\r | |
51 | Configure new detected usb device.\r | |
d1102dba | 52 | \r |
4b1bf81c | 53 | @param PeiServices Describes the list of possible PEI Services.\r |
54 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
55 | @param Port The port to be configured.\r | |
56 | @param DeviceAddress The device address to be configured.\r | |
57 | \r | |
58 | @retval EFI_SUCCESS The new detected usb device is configured successfully.\r | |
59 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
60 | @retval Others Other failure occurs.\r | |
61 | \r | |
62 | **/\r | |
63 | EFI_STATUS\r | |
64 | PeiConfigureUsbDevice (\r | |
65 | IN EFI_PEI_SERVICES **PeiServices,\r | |
66 | IN PEI_USB_DEVICE *PeiUsbDevice,\r | |
67 | IN UINT8 Port,\r | |
68 | IN OUT UINT8 *DeviceAddress\r | |
69 | );\r | |
70 | \r | |
71 | /**\r | |
72 | Get all configurations from a detected usb device.\r | |
d1102dba | 73 | \r |
4b1bf81c | 74 | @param PeiServices Describes the list of possible PEI Services.\r |
75 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
76 | \r | |
77 | @retval EFI_SUCCESS The new detected usb device is configured successfully.\r | |
78 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
79 | @retval Others Other failure occurs.\r | |
80 | \r | |
81 | **/\r | |
82 | EFI_STATUS\r | |
83 | PeiUsbGetAllConfiguration (\r | |
84 | IN EFI_PEI_SERVICES **PeiServices,\r | |
85 | IN PEI_USB_DEVICE *PeiUsbDevice\r | |
86 | );\r | |
87 | \r | |
88 | /**\r | |
89 | Get the start position of next wanted descriptor.\r | |
d1102dba | 90 | \r |
4b1bf81c | 91 | @param Buffer Buffer containing data to parse.\r |
92 | @param Length Buffer length.\r | |
93 | @param DescType Descriptor type.\r | |
94 | @param DescLength Descriptor length.\r | |
95 | @param ParsedBytes Bytes has been parsed.\r | |
96 | \r | |
97 | @retval EFI_SUCCESS Get wanted descriptor successfully.\r | |
98 | @retval EFI_DEVICE_ERROR Error occurred.\r | |
99 | \r | |
100 | **/\r | |
101 | EFI_STATUS\r | |
102 | GetExpectedDescriptor (\r | |
103 | IN UINT8 *Buffer,\r | |
104 | IN UINTN Length,\r | |
105 | IN UINT8 DescType,\r | |
106 | IN UINT8 DescLength,\r | |
107 | OUT UINTN *ParsedBytes\r | |
108 | );\r | |
109 | \r | |
110 | /**\r | |
111 | The entrypoint of the module, it will enumerate all HCs.\r | |
d1102dba | 112 | \r |
4b1bf81c | 113 | @param FileHandle Handle of the file being invoked.\r |
114 | @param PeiServices Describes the list of possible PEI Services.\r | |
115 | \r | |
116 | @retval EFI_SUCCESS Usb initialization is done successfully.\r | |
117 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
118 | @retval EFI_UNSUPPORTED Can't find required PPI.\r | |
119 | \r | |
120 | **/\r | |
121 | EFI_STATUS\r | |
122 | EFIAPI\r | |
123 | PeimInitializeUsb (\r | |
124 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
125 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
126 | )\r | |
127 | {\r | |
128 | EFI_STATUS Status;\r | |
129 | UINTN Index;\r | |
130 | PEI_USB_HOST_CONTROLLER_PPI *UsbHcPpi;\r | |
131 | PEI_USB2_HOST_CONTROLLER_PPI *Usb2HcPpi;\r | |
132 | \r | |
133 | if (!EFI_ERROR (PeiServicesRegisterForShadow (FileHandle))) {\r | |
134 | return EFI_SUCCESS;\r | |
135 | }\r | |
136 | \r | |
137 | //\r | |
d1102dba | 138 | // gPeiUsbHostControllerPpiGuid and gPeiUsb2HostControllerPpiGuid should not\r |
4b1bf81c | 139 | // be produced at the same time\r |
140 | //\r | |
141 | Index = 0;\r | |
142 | while (TRUE) {\r | |
143 | //\r | |
144 | // Get UsbHcPpi at first.\r | |
145 | //\r | |
146 | Status = PeiServicesLocatePpi (\r | |
147 | &gPeiUsbHostControllerPpiGuid,\r | |
148 | Index,\r | |
149 | NULL,\r | |
150 | (VOID **) &UsbHcPpi\r | |
151 | );\r | |
152 | if (EFI_ERROR (Status)) {\r | |
153 | //\r | |
154 | // No more host controller, break out\r | |
155 | //\r | |
156 | break;\r | |
157 | }\r | |
158 | PeiUsbEnumeration ((EFI_PEI_SERVICES **) PeiServices, UsbHcPpi, NULL);\r | |
159 | Index++;\r | |
160 | }\r | |
161 | \r | |
162 | if (Index == 0) {\r | |
163 | //\r | |
164 | // Then try to get Usb2HcPpi.\r | |
165 | //\r | |
166 | while (TRUE) {\r | |
167 | Status = PeiServicesLocatePpi (\r | |
168 | &gPeiUsb2HostControllerPpiGuid,\r | |
169 | Index,\r | |
170 | NULL,\r | |
171 | (VOID **) &Usb2HcPpi\r | |
d1102dba | 172 | );\r |
4b1bf81c | 173 | if (EFI_ERROR (Status)) {\r |
174 | //\r | |
175 | // No more host controller, break out\r | |
176 | //\r | |
177 | break;\r | |
d1102dba LG |
178 | }\r |
179 | PeiUsbEnumeration ((EFI_PEI_SERVICES **) PeiServices, NULL, Usb2HcPpi);\r | |
4b1bf81c | 180 | Index++;\r |
181 | }\r | |
182 | }\r | |
d1102dba | 183 | \r |
4b1bf81c | 184 | if (Index == 0) {\r |
185 | return EFI_UNSUPPORTED;\r | |
186 | }\r | |
187 | \r | |
188 | return EFI_SUCCESS;\r | |
189 | }\r | |
190 | \r | |
191 | /**\r | |
192 | The Hub Enumeration just scans the hub ports one time. It also\r | |
193 | doesn't support hot-plug.\r | |
d1102dba | 194 | \r |
4b1bf81c | 195 | @param PeiServices Describes the list of possible PEI Services.\r |
196 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
197 | @param CurrentAddress The DeviceAddress of usb device.\r | |
198 | \r | |
199 | @retval EFI_SUCCESS The usb hub is enumerated successfully.\r | |
200 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
201 | @retval Others Other failure occurs.\r | |
202 | \r | |
203 | **/\r | |
204 | EFI_STATUS\r | |
205 | PeiHubEnumeration (\r | |
206 | IN EFI_PEI_SERVICES **PeiServices,\r | |
207 | IN PEI_USB_DEVICE *PeiUsbDevice,\r | |
208 | IN UINT8 *CurrentAddress\r | |
209 | )\r | |
210 | {\r | |
211 | UINTN Index;\r | |
212 | EFI_STATUS Status;\r | |
213 | PEI_USB_IO_PPI *UsbIoPpi;\r | |
214 | EFI_USB_PORT_STATUS PortStatus;\r | |
215 | UINTN MemPages;\r | |
216 | EFI_PHYSICAL_ADDRESS AllocateAddress;\r | |
217 | PEI_USB_DEVICE *NewPeiUsbDevice;\r | |
8a718ba9 SZ |
218 | UINTN InterfaceIndex;\r |
219 | UINTN EndpointIndex;\r | |
4b1bf81c | 220 | \r |
221 | \r | |
222 | UsbIoPpi = &PeiUsbDevice->UsbIoPpi;\r | |
223 | \r | |
d987459f SZ |
224 | DEBUG ((EFI_D_INFO, "PeiHubEnumeration: DownStreamPortNo: %x\n", PeiUsbDevice->DownStreamPortNo));\r |
225 | \r | |
4b1bf81c | 226 | for (Index = 0; Index < PeiUsbDevice->DownStreamPortNo; Index++) {\r |
227 | \r | |
228 | Status = PeiHubGetPortStatus (\r | |
229 | PeiServices,\r | |
230 | UsbIoPpi,\r | |
231 | (UINT8) (Index + 1),\r | |
232 | (UINT32 *) &PortStatus\r | |
233 | );\r | |
234 | \r | |
235 | if (EFI_ERROR (Status)) {\r | |
236 | continue;\r | |
237 | }\r | |
238 | \r | |
d987459f SZ |
239 | DEBUG ((EFI_D_INFO, "USB Status --- Port: %x ConnectChange[%04x] Status[%04x]\n", Index, PortStatus.PortChangeStatus, PortStatus.PortStatus));\r |
240 | //\r | |
241 | // Only handle connection/enable/overcurrent/reset change.\r | |
242 | //\r | |
243 | 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 | |
244 | continue;\r | |
245 | } else {\r | |
4b1bf81c | 246 | if (IsPortConnect (PortStatus.PortStatus)) {\r |
4b1bf81c | 247 | //\r |
248 | // Begin to deal with the new device\r | |
249 | //\r | |
250 | MemPages = sizeof (PEI_USB_DEVICE) / EFI_PAGE_SIZE + 1;\r | |
251 | Status = PeiServicesAllocatePages (\r | |
252 | EfiBootServicesCode,\r | |
253 | MemPages,\r | |
254 | &AllocateAddress\r | |
255 | );\r | |
256 | if (EFI_ERROR (Status)) {\r | |
257 | return EFI_OUT_OF_RESOURCES;\r | |
258 | }\r | |
259 | \r | |
260 | NewPeiUsbDevice = (PEI_USB_DEVICE *) ((UINTN) AllocateAddress);\r | |
261 | ZeroMem (NewPeiUsbDevice, sizeof (PEI_USB_DEVICE));\r | |
262 | \r | |
263 | NewPeiUsbDevice->Signature = PEI_USB_DEVICE_SIGNATURE;\r | |
264 | NewPeiUsbDevice->DeviceAddress = 0;\r | |
265 | NewPeiUsbDevice->MaxPacketSize0 = 8;\r | |
266 | NewPeiUsbDevice->DataToggle = 0;\r | |
267 | CopyMem (\r | |
268 | &(NewPeiUsbDevice->UsbIoPpi),\r | |
269 | &mUsbIoPpi,\r | |
270 | sizeof (PEI_USB_IO_PPI)\r | |
271 | );\r | |
272 | CopyMem (\r | |
273 | &(NewPeiUsbDevice->UsbIoPpiList),\r | |
274 | &mUsbIoPpiList,\r | |
275 | sizeof (EFI_PEI_PPI_DESCRIPTOR)\r | |
276 | );\r | |
277 | NewPeiUsbDevice->UsbIoPpiList.Ppi = &NewPeiUsbDevice->UsbIoPpi;\r | |
278 | NewPeiUsbDevice->AllocateAddress = (UINTN) AllocateAddress;\r | |
279 | NewPeiUsbDevice->UsbHcPpi = PeiUsbDevice->UsbHcPpi;\r | |
280 | NewPeiUsbDevice->Usb2HcPpi = PeiUsbDevice->Usb2HcPpi;\r | |
d987459f | 281 | NewPeiUsbDevice->Tier = (UINT8) (PeiUsbDevice->Tier + 1);\r |
4b1bf81c | 282 | NewPeiUsbDevice->IsHub = 0x0;\r |
283 | NewPeiUsbDevice->DownStreamPortNo = 0x0;\r | |
284 | \r | |
d1102dba | 285 | if (((PortStatus.PortChangeStatus & USB_PORT_STAT_C_RESET) == 0) ||\r |
d987459f SZ |
286 | ((PortStatus.PortStatus & (USB_PORT_STAT_CONNECTION | USB_PORT_STAT_ENABLE)) == 0)) {\r |
287 | //\r | |
d1102dba | 288 | // If the port already has reset change flag and is connected and enabled, skip the port reset logic.\r |
d987459f SZ |
289 | //\r |
290 | PeiResetHubPort (PeiServices, UsbIoPpi, (UINT8)(Index + 1));\r | |
d1102dba | 291 | \r |
d987459f SZ |
292 | PeiHubGetPortStatus (\r |
293 | PeiServices,\r | |
294 | UsbIoPpi,\r | |
295 | (UINT8) (Index + 1),\r | |
296 | (UINT32 *) &PortStatus\r | |
297 | );\r | |
298 | } else {\r | |
299 | PeiHubClearPortFeature (\r | |
300 | PeiServices,\r | |
301 | UsbIoPpi,\r | |
302 | (UINT8) (Index + 1),\r | |
303 | EfiUsbPortResetChange\r | |
304 | );\r | |
305 | }\r | |
4b1bf81c | 306 | \r |
d987459f SZ |
307 | NewPeiUsbDevice->DeviceSpeed = (UINT8) PeiUsbGetDeviceSpeed (PortStatus.PortStatus);\r |
308 | DEBUG ((EFI_D_INFO, "Device Speed =%d\n", PeiUsbDevice->DeviceSpeed));\r | |
4b1bf81c | 309 | \r |
d987459f SZ |
310 | if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_SUPER_SPEED)){\r |
311 | NewPeiUsbDevice->MaxPacketSize0 = 512;\r | |
312 | } else if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_HIGH_SPEED)) {\r | |
313 | NewPeiUsbDevice->MaxPacketSize0 = 64;\r | |
314 | } else if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_LOW_SPEED)) {\r | |
315 | NewPeiUsbDevice->MaxPacketSize0 = 8;\r | |
316 | } else {\r | |
317 | NewPeiUsbDevice->MaxPacketSize0 = 8;\r | |
318 | }\r | |
4b1bf81c | 319 | \r |
320 | if(NewPeiUsbDevice->DeviceSpeed != EFI_USB_SPEED_HIGH) {\r | |
d12c6a78 | 321 | if (PeiUsbDevice->DeviceSpeed == EFI_USB_SPEED_HIGH) {\r |
322 | NewPeiUsbDevice->Translator.TranslatorPortNumber = (UINT8)Index;\r | |
323 | NewPeiUsbDevice->Translator.TranslatorHubAddress = *CurrentAddress;\r | |
324 | } else {\r | |
325 | CopyMem(&(NewPeiUsbDevice->Translator), &(PeiUsbDevice->Translator), sizeof(EFI_USB2_HC_TRANSACTION_TRANSLATOR));\r | |
4b1bf81c | 326 | }\r |
d12c6a78 | 327 | }\r |
4b1bf81c | 328 | \r |
329 | //\r | |
330 | // Configure that Usb Device\r | |
331 | //\r | |
332 | Status = PeiConfigureUsbDevice (\r | |
333 | PeiServices,\r | |
334 | NewPeiUsbDevice,\r | |
335 | (UINT8) (Index + 1),\r | |
336 | CurrentAddress\r | |
337 | );\r | |
338 | \r | |
339 | if (EFI_ERROR (Status)) {\r | |
340 | continue;\r | |
341 | }\r | |
d987459f | 342 | DEBUG ((EFI_D_INFO, "PeiHubEnumeration: PeiConfigureUsbDevice Success\n"));\r |
4b1bf81c | 343 | \r |
344 | Status = PeiServicesInstallPpi (&NewPeiUsbDevice->UsbIoPpiList);\r | |
345 | \r | |
346 | if (NewPeiUsbDevice->InterfaceDesc->InterfaceClass == 0x09) {\r | |
347 | NewPeiUsbDevice->IsHub = 0x1;\r | |
348 | \r | |
349 | Status = PeiDoHubConfig (PeiServices, NewPeiUsbDevice);\r | |
350 | if (EFI_ERROR (Status)) {\r | |
351 | return Status;\r | |
352 | }\r | |
353 | \r | |
354 | PeiHubEnumeration (PeiServices, NewPeiUsbDevice, CurrentAddress);\r | |
355 | }\r | |
4b1bf81c | 356 | \r |
8a718ba9 SZ |
357 | for (InterfaceIndex = 1; InterfaceIndex < NewPeiUsbDevice->ConfigDesc->NumInterfaces; InterfaceIndex++) {\r |
358 | //\r | |
359 | // Begin to deal with the new device\r | |
360 | //\r | |
361 | MemPages = sizeof (PEI_USB_DEVICE) / EFI_PAGE_SIZE + 1;\r | |
362 | Status = PeiServicesAllocatePages (\r | |
363 | EfiBootServicesCode,\r | |
364 | MemPages,\r | |
365 | &AllocateAddress\r | |
366 | );\r | |
367 | if (EFI_ERROR (Status)) {\r | |
368 | return EFI_OUT_OF_RESOURCES;\r | |
369 | }\r | |
370 | CopyMem ((VOID *)(UINTN)AllocateAddress, NewPeiUsbDevice, sizeof (PEI_USB_DEVICE));\r | |
371 | NewPeiUsbDevice = (PEI_USB_DEVICE *) ((UINTN) AllocateAddress);\r | |
372 | NewPeiUsbDevice->AllocateAddress = (UINTN) AllocateAddress;\r | |
373 | NewPeiUsbDevice->UsbIoPpiList.Ppi = &NewPeiUsbDevice->UsbIoPpi;\r | |
374 | NewPeiUsbDevice->InterfaceDesc = NewPeiUsbDevice->InterfaceDescList[InterfaceIndex];\r | |
375 | for (EndpointIndex = 0; EndpointIndex < NewPeiUsbDevice->InterfaceDesc->NumEndpoints; EndpointIndex++) {\r | |
376 | NewPeiUsbDevice->EndpointDesc[EndpointIndex] = NewPeiUsbDevice->EndpointDescList[InterfaceIndex][EndpointIndex];\r | |
377 | }\r | |
378 | \r | |
379 | Status = PeiServicesInstallPpi (&NewPeiUsbDevice->UsbIoPpiList);\r | |
380 | \r | |
381 | if (NewPeiUsbDevice->InterfaceDesc->InterfaceClass == 0x09) {\r | |
382 | NewPeiUsbDevice->IsHub = 0x1;\r | |
383 | \r | |
384 | Status = PeiDoHubConfig (PeiServices, NewPeiUsbDevice);\r | |
385 | if (EFI_ERROR (Status)) {\r | |
386 | return Status;\r | |
387 | }\r | |
388 | \r | |
389 | PeiHubEnumeration (PeiServices, NewPeiUsbDevice, CurrentAddress);\r | |
390 | }\r | |
391 | }\r | |
392 | }\r | |
4b1bf81c | 393 | }\r |
394 | }\r | |
395 | \r | |
396 | \r | |
397 | return EFI_SUCCESS;\r | |
398 | }\r | |
399 | \r | |
400 | /**\r | |
401 | The enumeration routine to detect device change.\r | |
d1102dba | 402 | \r |
4b1bf81c | 403 | @param PeiServices Describes the list of possible PEI Services.\r |
404 | @param UsbHcPpi The pointer of PEI_USB_HOST_CONTROLLER_PPI instance.\r | |
405 | @param Usb2HcPpi The pointer of PEI_USB2_HOST_CONTROLLER_PPI instance.\r | |
406 | \r | |
407 | @retval EFI_SUCCESS The usb is enumerated successfully.\r | |
408 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
409 | @retval Others Other failure occurs.\r | |
410 | \r | |
411 | **/\r | |
412 | EFI_STATUS\r | |
413 | PeiUsbEnumeration (\r | |
414 | IN EFI_PEI_SERVICES **PeiServices,\r | |
415 | IN PEI_USB_HOST_CONTROLLER_PPI *UsbHcPpi,\r | |
416 | IN PEI_USB2_HOST_CONTROLLER_PPI *Usb2HcPpi\r | |
417 | )\r | |
418 | {\r | |
419 | UINT8 NumOfRootPort;\r | |
420 | EFI_STATUS Status;\r | |
421 | UINT8 Index;\r | |
422 | EFI_USB_PORT_STATUS PortStatus;\r | |
423 | PEI_USB_DEVICE *PeiUsbDevice;\r | |
424 | UINTN MemPages;\r | |
425 | EFI_PHYSICAL_ADDRESS AllocateAddress;\r | |
426 | UINT8 CurrentAddress;\r | |
8a718ba9 SZ |
427 | UINTN InterfaceIndex;\r |
428 | UINTN EndpointIndex;\r | |
4b1bf81c | 429 | \r |
430 | CurrentAddress = 0;\r | |
d12c6a78 | 431 | if (Usb2HcPpi != NULL) {\r |
4b1bf81c | 432 | Usb2HcPpi->GetRootHubPortNumber (\r |
433 | PeiServices,\r | |
434 | Usb2HcPpi,\r | |
435 | (UINT8 *) &NumOfRootPort\r | |
d1102dba | 436 | );\r |
d12c6a78 | 437 | } else if (UsbHcPpi != NULL) {\r |
4b1bf81c | 438 | UsbHcPpi->GetRootHubPortNumber (\r |
439 | PeiServices,\r | |
440 | UsbHcPpi,\r | |
441 | (UINT8 *) &NumOfRootPort\r | |
442 | );\r | |
d12c6a78 | 443 | } else {\r |
444 | ASSERT (FALSE);\r | |
445 | return EFI_INVALID_PARAMETER;\r | |
4b1bf81c | 446 | }\r |
447 | \r | |
d987459f SZ |
448 | DEBUG ((EFI_D_INFO, "PeiUsbEnumeration: NumOfRootPort: %x\n", NumOfRootPort));\r |
449 | \r | |
4b1bf81c | 450 | for (Index = 0; Index < NumOfRootPort; Index++) {\r |
451 | //\r | |
452 | // First get root port status to detect changes happen\r | |
453 | //\r | |
454 | if (Usb2HcPpi != NULL) {\r | |
455 | Usb2HcPpi->GetRootHubPortStatus (\r | |
456 | PeiServices,\r | |
457 | Usb2HcPpi,\r | |
458 | (UINT8) Index,\r | |
459 | &PortStatus\r | |
d1102dba | 460 | );\r |
4b1bf81c | 461 | } else {\r |
462 | UsbHcPpi->GetRootHubPortStatus (\r | |
463 | PeiServices,\r | |
464 | UsbHcPpi,\r | |
465 | (UINT8) Index,\r | |
466 | &PortStatus\r | |
467 | );\r | |
468 | }\r | |
d987459f SZ |
469 | DEBUG ((EFI_D_INFO, "USB Status --- Port: %x ConnectChange[%04x] Status[%04x]\n", Index, PortStatus.PortChangeStatus, PortStatus.PortStatus));\r |
470 | //\r | |
471 | // Only handle connection/enable/overcurrent/reset change.\r | |
472 | //\r | |
473 | 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 | |
474 | continue;\r | |
475 | } else {\r | |
4b1bf81c | 476 | if (IsPortConnect (PortStatus.PortStatus)) {\r |
4b1bf81c | 477 | MemPages = sizeof (PEI_USB_DEVICE) / EFI_PAGE_SIZE + 1;\r |
478 | Status = PeiServicesAllocatePages (\r | |
479 | EfiBootServicesCode,\r | |
480 | MemPages,\r | |
481 | &AllocateAddress\r | |
482 | );\r | |
483 | if (EFI_ERROR (Status)) {\r | |
484 | return EFI_OUT_OF_RESOURCES;\r | |
485 | }\r | |
486 | \r | |
487 | PeiUsbDevice = (PEI_USB_DEVICE *) ((UINTN) AllocateAddress);\r | |
488 | ZeroMem (PeiUsbDevice, sizeof (PEI_USB_DEVICE));\r | |
489 | \r | |
490 | PeiUsbDevice->Signature = PEI_USB_DEVICE_SIGNATURE;\r | |
491 | PeiUsbDevice->DeviceAddress = 0;\r | |
492 | PeiUsbDevice->MaxPacketSize0 = 8;\r | |
493 | PeiUsbDevice->DataToggle = 0;\r | |
494 | CopyMem (\r | |
495 | &(PeiUsbDevice->UsbIoPpi),\r | |
496 | &mUsbIoPpi,\r | |
497 | sizeof (PEI_USB_IO_PPI)\r | |
498 | );\r | |
499 | CopyMem (\r | |
500 | &(PeiUsbDevice->UsbIoPpiList),\r | |
501 | &mUsbIoPpiList,\r | |
502 | sizeof (EFI_PEI_PPI_DESCRIPTOR)\r | |
503 | );\r | |
504 | PeiUsbDevice->UsbIoPpiList.Ppi = &PeiUsbDevice->UsbIoPpi;\r | |
505 | PeiUsbDevice->AllocateAddress = (UINTN) AllocateAddress;\r | |
506 | PeiUsbDevice->UsbHcPpi = UsbHcPpi;\r | |
507 | PeiUsbDevice->Usb2HcPpi = Usb2HcPpi;\r | |
508 | PeiUsbDevice->IsHub = 0x0;\r | |
509 | PeiUsbDevice->DownStreamPortNo = 0x0;\r | |
510 | \r | |
d1102dba | 511 | if (((PortStatus.PortChangeStatus & USB_PORT_STAT_C_RESET) == 0) ||\r |
d987459f SZ |
512 | ((PortStatus.PortStatus & (USB_PORT_STAT_CONNECTION | USB_PORT_STAT_ENABLE)) == 0)) {\r |
513 | //\r | |
d1102dba | 514 | // If the port already has reset change flag and is connected and enabled, skip the port reset logic.\r |
d987459f SZ |
515 | //\r |
516 | ResetRootPort (\r | |
517 | PeiServices,\r | |
518 | PeiUsbDevice->UsbHcPpi,\r | |
519 | PeiUsbDevice->Usb2HcPpi,\r | |
520 | Index,\r | |
521 | 0\r | |
522 | );\r | |
4b1bf81c | 523 | \r |
d987459f SZ |
524 | if (Usb2HcPpi != NULL) {\r |
525 | Usb2HcPpi->GetRootHubPortStatus (\r | |
526 | PeiServices,\r | |
527 | Usb2HcPpi,\r | |
528 | (UINT8) Index,\r | |
529 | &PortStatus\r | |
530 | );\r | |
531 | } else {\r | |
532 | UsbHcPpi->GetRootHubPortStatus (\r | |
533 | PeiServices,\r | |
534 | UsbHcPpi,\r | |
535 | (UINT8) Index,\r | |
536 | &PortStatus\r | |
537 | );\r | |
538 | }\r | |
4b1bf81c | 539 | } else {\r |
d987459f SZ |
540 | if (Usb2HcPpi != NULL) {\r |
541 | Usb2HcPpi->ClearRootHubPortFeature (\r | |
542 | PeiServices,\r | |
543 | Usb2HcPpi,\r | |
544 | (UINT8) Index,\r | |
545 | EfiUsbPortResetChange\r | |
d1102dba | 546 | );\r |
d987459f SZ |
547 | } else {\r |
548 | UsbHcPpi->ClearRootHubPortFeature (\r | |
549 | PeiServices,\r | |
550 | UsbHcPpi,\r | |
551 | (UINT8) Index,\r | |
552 | EfiUsbPortResetChange\r | |
553 | );\r | |
554 | }\r | |
4b1bf81c | 555 | }\r |
556 | \r | |
d987459f | 557 | PeiUsbDevice->DeviceSpeed = (UINT8) PeiUsbGetDeviceSpeed (PortStatus.PortStatus);\r |
4b1bf81c | 558 | DEBUG ((EFI_D_INFO, "Device Speed =%d\n", PeiUsbDevice->DeviceSpeed));\r |
559 | \r | |
d987459f SZ |
560 | if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_SUPER_SPEED)){\r |
561 | PeiUsbDevice->MaxPacketSize0 = 512;\r | |
562 | } else if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_HIGH_SPEED)) {\r | |
563 | PeiUsbDevice->MaxPacketSize0 = 64;\r | |
564 | } else if (USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_LOW_SPEED)) {\r | |
565 | PeiUsbDevice->MaxPacketSize0 = 8;\r | |
566 | } else {\r | |
567 | PeiUsbDevice->MaxPacketSize0 = 8;\r | |
568 | }\r | |
569 | \r | |
4b1bf81c | 570 | //\r |
571 | // Configure that Usb Device\r | |
572 | //\r | |
573 | Status = PeiConfigureUsbDevice (\r | |
574 | PeiServices,\r | |
575 | PeiUsbDevice,\r | |
576 | Index,\r | |
577 | &CurrentAddress\r | |
578 | );\r | |
579 | \r | |
580 | if (EFI_ERROR (Status)) {\r | |
581 | continue;\r | |
582 | }\r | |
d987459f | 583 | DEBUG ((EFI_D_INFO, "PeiUsbEnumeration: PeiConfigureUsbDevice Success\n"));\r |
4b1bf81c | 584 | \r |
585 | Status = PeiServicesInstallPpi (&PeiUsbDevice->UsbIoPpiList);\r | |
586 | \r | |
587 | if (PeiUsbDevice->InterfaceDesc->InterfaceClass == 0x09) {\r | |
588 | PeiUsbDevice->IsHub = 0x1;\r | |
589 | \r | |
590 | Status = PeiDoHubConfig (PeiServices, PeiUsbDevice);\r | |
591 | if (EFI_ERROR (Status)) {\r | |
592 | return Status;\r | |
593 | }\r | |
594 | \r | |
595 | PeiHubEnumeration (PeiServices, PeiUsbDevice, &CurrentAddress);\r | |
596 | }\r | |
8a718ba9 SZ |
597 | \r |
598 | for (InterfaceIndex = 1; InterfaceIndex < PeiUsbDevice->ConfigDesc->NumInterfaces; InterfaceIndex++) {\r | |
599 | //\r | |
600 | // Begin to deal with the new device\r | |
601 | //\r | |
602 | MemPages = sizeof (PEI_USB_DEVICE) / EFI_PAGE_SIZE + 1;\r | |
603 | Status = PeiServicesAllocatePages (\r | |
604 | EfiBootServicesCode,\r | |
605 | MemPages,\r | |
606 | &AllocateAddress\r | |
607 | );\r | |
608 | if (EFI_ERROR (Status)) {\r | |
609 | return EFI_OUT_OF_RESOURCES;\r | |
610 | }\r | |
611 | CopyMem ((VOID *)(UINTN)AllocateAddress, PeiUsbDevice, sizeof (PEI_USB_DEVICE));\r | |
612 | PeiUsbDevice = (PEI_USB_DEVICE *) ((UINTN) AllocateAddress);\r | |
613 | PeiUsbDevice->AllocateAddress = (UINTN) AllocateAddress;\r | |
614 | PeiUsbDevice->UsbIoPpiList.Ppi = &PeiUsbDevice->UsbIoPpi;\r | |
615 | PeiUsbDevice->InterfaceDesc = PeiUsbDevice->InterfaceDescList[InterfaceIndex];\r | |
616 | for (EndpointIndex = 0; EndpointIndex < PeiUsbDevice->InterfaceDesc->NumEndpoints; EndpointIndex++) {\r | |
617 | PeiUsbDevice->EndpointDesc[EndpointIndex] = PeiUsbDevice->EndpointDescList[InterfaceIndex][EndpointIndex];\r | |
618 | }\r | |
619 | \r | |
620 | Status = PeiServicesInstallPpi (&PeiUsbDevice->UsbIoPpiList);\r | |
621 | \r | |
622 | if (PeiUsbDevice->InterfaceDesc->InterfaceClass == 0x09) {\r | |
623 | PeiUsbDevice->IsHub = 0x1;\r | |
624 | \r | |
625 | Status = PeiDoHubConfig (PeiServices, PeiUsbDevice);\r | |
626 | if (EFI_ERROR (Status)) {\r | |
627 | return Status;\r | |
628 | }\r | |
629 | \r | |
630 | PeiHubEnumeration (PeiServices, PeiUsbDevice, &CurrentAddress);\r | |
631 | }\r | |
632 | }\r | |
4b1bf81c | 633 | } else {\r |
634 | //\r | |
635 | // Disconnect change happen, currently we don't support\r | |
636 | //\r | |
637 | }\r | |
638 | }\r | |
639 | }\r | |
640 | \r | |
641 | return EFI_SUCCESS;\r | |
642 | }\r | |
643 | \r | |
644 | /**\r | |
645 | Configure new detected usb device.\r | |
d1102dba | 646 | \r |
4b1bf81c | 647 | @param PeiServices Describes the list of possible PEI Services.\r |
648 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
649 | @param Port The port to be configured.\r | |
650 | @param DeviceAddress The device address to be configured.\r | |
651 | \r | |
652 | @retval EFI_SUCCESS The new detected usb device is configured successfully.\r | |
653 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
654 | @retval Others Other failure occurs.\r | |
655 | \r | |
656 | **/\r | |
657 | EFI_STATUS\r | |
658 | PeiConfigureUsbDevice (\r | |
659 | IN EFI_PEI_SERVICES **PeiServices,\r | |
660 | IN PEI_USB_DEVICE *PeiUsbDevice,\r | |
661 | IN UINT8 Port,\r | |
662 | IN OUT UINT8 *DeviceAddress\r | |
663 | )\r | |
664 | {\r | |
665 | EFI_USB_DEVICE_DESCRIPTOR DeviceDescriptor;\r | |
666 | EFI_STATUS Status;\r | |
667 | PEI_USB_IO_PPI *UsbIoPpi;\r | |
668 | UINT8 Retry;\r | |
669 | \r | |
670 | UsbIoPpi = &PeiUsbDevice->UsbIoPpi;\r | |
671 | Status = EFI_SUCCESS;\r | |
672 | ZeroMem (&DeviceDescriptor, sizeof (EFI_USB_DEVICE_DESCRIPTOR));\r | |
673 | //\r | |
674 | // Get USB device descriptor\r | |
675 | //\r | |
676 | \r | |
677 | for (Retry = 0; Retry < 3; Retry ++) {\r | |
4b1bf81c | 678 | Status = PeiUsbGetDescriptor (\r |
679 | PeiServices,\r | |
680 | UsbIoPpi,\r | |
681 | (USB_DT_DEVICE << 8),\r | |
682 | 0,\r | |
683 | 8,\r | |
684 | &DeviceDescriptor\r | |
685 | );\r | |
686 | \r | |
687 | if (!EFI_ERROR (Status)) {\r | |
d987459f | 688 | DEBUG ((EFI_D_INFO, "PeiUsbGet Device Descriptor the %d time Success\n", Retry));\r |
4b1bf81c | 689 | break;\r |
690 | }\r | |
691 | }\r | |
692 | \r | |
693 | if (Retry == 3) {\r | |
d987459f | 694 | DEBUG ((EFI_D_ERROR, "PeiUsbGet Device Descriptor fail: %x %r\n", Retry, Status));\r |
4b1bf81c | 695 | return Status;\r |
696 | }\r | |
697 | \r | |
b9953b65 | 698 | if ((DeviceDescriptor.BcdUSB >= 0x0300) && (DeviceDescriptor.MaxPacketSize0 == 9)) {\r |
d987459f SZ |
699 | PeiUsbDevice->MaxPacketSize0 = 1 << 9;\r |
700 | } else {\r | |
701 | PeiUsbDevice->MaxPacketSize0 = DeviceDescriptor.MaxPacketSize0;\r | |
702 | }\r | |
4b1bf81c | 703 | \r |
704 | (*DeviceAddress) ++;\r | |
705 | \r | |
706 | Status = PeiUsbSetDeviceAddress (\r | |
707 | PeiServices,\r | |
708 | UsbIoPpi,\r | |
709 | *DeviceAddress\r | |
710 | );\r | |
711 | \r | |
712 | if (EFI_ERROR (Status)) {\r | |
d987459f | 713 | DEBUG ((EFI_D_ERROR, "PeiUsbSetDeviceAddress Failed: %r\n", Status));\r |
4b1bf81c | 714 | return Status;\r |
715 | }\r | |
04910ceb | 716 | MicroSecondDelay (USB_SET_DEVICE_ADDRESS_STALL);\r |
4b1bf81c | 717 | \r |
718 | PeiUsbDevice->DeviceAddress = *DeviceAddress;\r | |
719 | \r | |
720 | //\r | |
721 | // Get whole USB device descriptor\r | |
722 | //\r | |
723 | Status = PeiUsbGetDescriptor (\r | |
724 | PeiServices,\r | |
725 | UsbIoPpi,\r | |
726 | (USB_DT_DEVICE << 8),\r | |
727 | 0,\r | |
728 | (UINT16) sizeof (EFI_USB_DEVICE_DESCRIPTOR),\r | |
729 | &DeviceDescriptor\r | |
730 | );\r | |
731 | \r | |
732 | if (EFI_ERROR (Status)) {\r | |
733 | DEBUG ((EFI_D_ERROR, "PeiUsbGetDescriptor First Failed\n"));\r | |
734 | return Status;\r | |
735 | }\r | |
8a718ba9 | 736 | \r |
4b1bf81c | 737 | //\r |
738 | // Get its default configuration and its first interface\r | |
739 | //\r | |
740 | Status = PeiUsbGetAllConfiguration (\r | |
741 | PeiServices,\r | |
742 | PeiUsbDevice\r | |
743 | );\r | |
4b1bf81c | 744 | if (EFI_ERROR (Status)) {\r |
745 | return Status;\r | |
746 | }\r | |
04910ceb | 747 | MicroSecondDelay (USB_GET_CONFIG_DESCRIPTOR_STALL);\r |
4b1bf81c | 748 | \r |
749 | Status = PeiUsbSetConfiguration (\r | |
750 | PeiServices,\r | |
751 | UsbIoPpi\r | |
752 | );\r | |
753 | \r | |
754 | if (EFI_ERROR (Status)) {\r | |
755 | return Status;\r | |
756 | }\r | |
757 | \r | |
758 | return EFI_SUCCESS;\r | |
759 | }\r | |
760 | \r | |
761 | /**\r | |
762 | Get all configurations from a detected usb device.\r | |
d1102dba | 763 | \r |
4b1bf81c | 764 | @param PeiServices Describes the list of possible PEI Services.\r |
765 | @param PeiUsbDevice The pointer of PEI_USB_DEVICE instance.\r | |
766 | \r | |
767 | @retval EFI_SUCCESS The new detected usb device is configured successfully.\r | |
768 | @retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.\r | |
769 | @retval Others Other failure occurs.\r | |
770 | \r | |
771 | **/\r | |
772 | EFI_STATUS\r | |
773 | PeiUsbGetAllConfiguration (\r | |
774 | IN EFI_PEI_SERVICES **PeiServices,\r | |
775 | IN PEI_USB_DEVICE *PeiUsbDevice\r | |
776 | )\r | |
777 | {\r | |
778 | EFI_STATUS Status;\r | |
779 | EFI_USB_CONFIG_DESCRIPTOR *ConfigDesc;\r | |
780 | PEI_USB_IO_PPI *UsbIoPpi;\r | |
781 | UINT16 ConfigDescLength;\r | |
782 | UINT8 *Ptr;\r | |
783 | UINTN SkipBytes;\r | |
784 | UINTN LengthLeft;\r | |
8a718ba9 | 785 | UINTN InterfaceIndex;\r |
4b1bf81c | 786 | UINTN Index;\r |
787 | UINTN NumOfEndpoint;\r | |
788 | \r | |
789 | UsbIoPpi = &PeiUsbDevice->UsbIoPpi;\r | |
790 | \r | |
791 | //\r | |
792 | // First get its 4-byte configuration descriptor\r | |
793 | //\r | |
794 | Status = PeiUsbGetDescriptor (\r | |
795 | PeiServices,\r | |
796 | UsbIoPpi,\r | |
797 | (USB_DT_CONFIG << 8), // Value\r | |
798 | 0, // Index\r | |
799 | 4, // Length\r | |
800 | PeiUsbDevice->ConfigurationData\r | |
801 | );\r | |
802 | \r | |
803 | if (EFI_ERROR (Status)) {\r | |
804 | DEBUG ((EFI_D_ERROR, "PeiUsbGet Config Descriptor First Failed\n"));\r | |
805 | return Status;\r | |
806 | }\r | |
04910ceb | 807 | MicroSecondDelay (USB_GET_CONFIG_DESCRIPTOR_STALL);\r |
4b1bf81c | 808 | \r |
809 | ConfigDesc = (EFI_USB_CONFIG_DESCRIPTOR *) PeiUsbDevice->ConfigurationData;\r | |
810 | ConfigDescLength = ConfigDesc->TotalLength;\r | |
811 | \r | |
70425456 RN |
812 | //\r |
813 | // Reject if TotalLength even cannot cover itself.\r | |
814 | //\r | |
815 | if (ConfigDescLength < OFFSET_OF (EFI_USB_CONFIG_DESCRIPTOR, TotalLength) + sizeof (ConfigDesc->TotalLength)) {\r | |
816 | return EFI_DEVICE_ERROR;\r | |
817 | }\r | |
818 | \r | |
819 | //\r | |
820 | // Reject if TotalLength exceeds the PeiUsbDevice->ConfigurationData.\r | |
821 | //\r | |
822 | if (ConfigDescLength > sizeof (PeiUsbDevice->ConfigurationData)) {\r | |
823 | return EFI_DEVICE_ERROR;\r | |
824 | }\r | |
825 | \r | |
4b1bf81c | 826 | //\r |
827 | // Then we get the total descriptors for this configuration\r | |
828 | //\r | |
829 | Status = PeiUsbGetDescriptor (\r | |
830 | PeiServices,\r | |
831 | UsbIoPpi,\r | |
832 | (USB_DT_CONFIG << 8),\r | |
833 | 0,\r | |
834 | ConfigDescLength,\r | |
835 | PeiUsbDevice->ConfigurationData\r | |
836 | );\r | |
837 | \r | |
838 | if (EFI_ERROR (Status)) {\r | |
839 | DEBUG ((EFI_D_ERROR, "PeiUsbGet Config Descriptor all Failed\n"));\r | |
840 | return Status;\r | |
841 | }\r | |
842 | //\r | |
843 | // Parse this configuration descriptor\r | |
844 | // First get the current config descriptor;\r | |
845 | //\r | |
846 | Status = GetExpectedDescriptor (\r | |
847 | PeiUsbDevice->ConfigurationData,\r | |
848 | ConfigDescLength,\r | |
849 | USB_DT_CONFIG,\r | |
850 | (UINT8) sizeof (EFI_USB_CONFIG_DESCRIPTOR),\r | |
851 | &SkipBytes\r | |
852 | );\r | |
853 | \r | |
854 | if (EFI_ERROR (Status)) {\r | |
855 | return Status;\r | |
856 | }\r | |
857 | \r | |
858 | Ptr = PeiUsbDevice->ConfigurationData + SkipBytes;\r | |
859 | PeiUsbDevice->ConfigDesc = (EFI_USB_CONFIG_DESCRIPTOR *) Ptr;\r | |
860 | \r | |
861 | Ptr += sizeof (EFI_USB_CONFIG_DESCRIPTOR);\r | |
862 | LengthLeft = ConfigDescLength - SkipBytes - sizeof (EFI_USB_CONFIG_DESCRIPTOR);\r | |
863 | \r | |
8a718ba9 | 864 | for (InterfaceIndex = 0; InterfaceIndex < PeiUsbDevice->ConfigDesc->NumInterfaces; InterfaceIndex++) {\r |
4b1bf81c | 865 | \r |
4b1bf81c | 866 | //\r |
8a718ba9 | 867 | // Get the interface descriptor\r |
4b1bf81c | 868 | //\r |
869 | Status = GetExpectedDescriptor (\r | |
870 | Ptr,\r | |
871 | LengthLeft,\r | |
8a718ba9 SZ |
872 | USB_DT_INTERFACE,\r |
873 | (UINT8) sizeof (EFI_USB_INTERFACE_DESCRIPTOR),\r | |
4b1bf81c | 874 | &SkipBytes\r |
875 | );\r | |
876 | \r | |
877 | if (EFI_ERROR (Status)) {\r | |
878 | return Status;\r | |
879 | }\r | |
880 | \r | |
881 | Ptr += SkipBytes;\r | |
8a718ba9 SZ |
882 | if (InterfaceIndex == 0) {\r |
883 | PeiUsbDevice->InterfaceDesc = (EFI_USB_INTERFACE_DESCRIPTOR *) Ptr;\r | |
884 | }\r | |
885 | PeiUsbDevice->InterfaceDescList[InterfaceIndex] = (EFI_USB_INTERFACE_DESCRIPTOR *) Ptr;\r | |
4b1bf81c | 886 | \r |
8a718ba9 | 887 | Ptr += sizeof (EFI_USB_INTERFACE_DESCRIPTOR);\r |
4b1bf81c | 888 | LengthLeft -= SkipBytes;\r |
8a718ba9 SZ |
889 | LengthLeft -= sizeof (EFI_USB_INTERFACE_DESCRIPTOR);\r |
890 | \r | |
891 | //\r | |
892 | // Parse all the endpoint descriptor within this interface\r | |
893 | //\r | |
894 | NumOfEndpoint = PeiUsbDevice->InterfaceDescList[InterfaceIndex]->NumEndpoints;\r | |
895 | ASSERT (NumOfEndpoint <= MAX_ENDPOINT);\r | |
896 | \r | |
897 | for (Index = 0; Index < NumOfEndpoint; Index++) {\r | |
898 | //\r | |
899 | // Get the endpoint descriptor\r | |
900 | //\r | |
901 | Status = GetExpectedDescriptor (\r | |
902 | Ptr,\r | |
903 | LengthLeft,\r | |
904 | USB_DT_ENDPOINT,\r | |
905 | (UINT8) sizeof (EFI_USB_ENDPOINT_DESCRIPTOR),\r | |
906 | &SkipBytes\r | |
907 | );\r | |
908 | \r | |
909 | if (EFI_ERROR (Status)) {\r | |
910 | return Status;\r | |
911 | }\r | |
912 | \r | |
913 | Ptr += SkipBytes;\r | |
914 | if (InterfaceIndex == 0) {\r | |
915 | PeiUsbDevice->EndpointDesc[Index] = (EFI_USB_ENDPOINT_DESCRIPTOR *) Ptr;\r | |
916 | }\r | |
917 | PeiUsbDevice->EndpointDescList[InterfaceIndex][Index] = (EFI_USB_ENDPOINT_DESCRIPTOR *) Ptr;\r | |
918 | \r | |
919 | Ptr += sizeof (EFI_USB_ENDPOINT_DESCRIPTOR);\r | |
920 | LengthLeft -= SkipBytes;\r | |
921 | LengthLeft -= sizeof (EFI_USB_ENDPOINT_DESCRIPTOR);\r | |
922 | }\r | |
4b1bf81c | 923 | }\r |
924 | \r | |
925 | return EFI_SUCCESS;\r | |
926 | }\r | |
927 | \r | |
928 | /**\r | |
929 | Get the start position of next wanted descriptor.\r | |
d1102dba | 930 | \r |
4b1bf81c | 931 | @param Buffer Buffer containing data to parse.\r |
932 | @param Length Buffer length.\r | |
933 | @param DescType Descriptor type.\r | |
934 | @param DescLength Descriptor length.\r | |
935 | @param ParsedBytes Bytes has been parsed.\r | |
936 | \r | |
937 | @retval EFI_SUCCESS Get wanted descriptor successfully.\r | |
938 | @retval EFI_DEVICE_ERROR Error occurred.\r | |
939 | \r | |
940 | **/\r | |
941 | EFI_STATUS\r | |
942 | GetExpectedDescriptor (\r | |
943 | IN UINT8 *Buffer,\r | |
944 | IN UINTN Length,\r | |
945 | IN UINT8 DescType,\r | |
946 | IN UINT8 DescLength,\r | |
947 | OUT UINTN *ParsedBytes\r | |
948 | )\r | |
949 | {\r | |
c96de1db RN |
950 | USB_DESC_HEAD *Head;\r |
951 | UINTN Offset;\r | |
4b1bf81c | 952 | \r |
c96de1db | 953 | //\r |
dbeaf585 | 954 | // Total length is too small that cannot hold the single descriptor header plus data.\r |
c96de1db RN |
955 | //\r |
956 | if (Length <= sizeof (USB_DESC_HEAD)) {\r | |
957 | DEBUG ((DEBUG_ERROR, "GetExpectedDescriptor: met mal-format descriptor, total length = %d!\n", Length));\r | |
958 | return EFI_DEVICE_ERROR;\r | |
959 | }\r | |
4b1bf81c | 960 | \r |
c96de1db RN |
961 | //\r |
962 | // All the descriptor has a common LTV (Length, Type, Value)\r | |
963 | // format. Skip the descriptor that isn't of this Type\r | |
964 | //\r | |
965 | Offset = 0;\r | |
966 | Head = (USB_DESC_HEAD *)Buffer;\r | |
967 | while (Offset < Length - sizeof (USB_DESC_HEAD)) {\r | |
4b1bf81c | 968 | //\r |
c96de1db | 969 | // Above condition make sure Head->Len and Head->Type are safe to access\r |
4b1bf81c | 970 | //\r |
c96de1db | 971 | Head = (USB_DESC_HEAD *)&Buffer[Offset];\r |
4b1bf81c | 972 | \r |
c96de1db RN |
973 | if (Head->Len == 0) {\r |
974 | DEBUG ((DEBUG_ERROR, "GetExpectedDescriptor: met mal-format descriptor, Head->Len = 0!\n"));\r | |
975 | return EFI_DEVICE_ERROR;\r | |
4b1bf81c | 976 | }\r |
977 | \r | |
4b1bf81c | 978 | //\r |
c96de1db | 979 | // Make sure no overflow when adding Head->Len to Offset.\r |
4b1bf81c | 980 | //\r |
c96de1db RN |
981 | if (Head->Len > MAX_UINTN - Offset) {\r |
982 | DEBUG ((DEBUG_ERROR, "GetExpectedDescriptor: met mal-format descriptor, Head->Len = %d!\n", Head->Len));\r | |
4b1bf81c | 983 | return EFI_DEVICE_ERROR;\r |
984 | }\r | |
985 | \r | |
c96de1db RN |
986 | if (Head->Type == DescType) {\r |
987 | break;\r | |
4b1bf81c | 988 | }\r |
c96de1db RN |
989 | \r |
990 | Offset += Head->Len;\r | |
991 | }\r | |
992 | \r | |
993 | //\r | |
994 | // Head->Len is invalid resulting data beyond boundary, or\r | |
995 | // Descriptor cannot be found: No such type.\r | |
996 | //\r | |
997 | if (Length < Offset) {\r | |
998 | DEBUG ((DEBUG_ERROR, "GetExpectedDescriptor: met mal-format descriptor, Offset/Len = %d/%d!\n", Offset, Length));\r | |
999 | return EFI_DEVICE_ERROR;\r | |
4b1bf81c | 1000 | }\r |
1001 | \r | |
c96de1db RN |
1002 | if ((Head->Type != DescType) || (Head->Len < DescLength)) {\r |
1003 | DEBUG ((DEBUG_ERROR, "GetExpectedDescriptor: descriptor cannot be found, Header(T/L) = %d/%d!\n", Head->Type, Head->Len));\r | |
1004 | return EFI_DEVICE_ERROR;\r | |
1005 | }\r | |
4b1bf81c | 1006 | \r |
c96de1db | 1007 | *ParsedBytes = Offset;\r |
4b1bf81c | 1008 | return EFI_SUCCESS;\r |
1009 | }\r | |
1010 | \r | |
1011 | /**\r | |
1012 | Send reset signal over the given root hub port.\r | |
d1102dba | 1013 | \r |
4b1bf81c | 1014 | @param PeiServices Describes the list of possible PEI Services.\r |
1015 | @param UsbHcPpi The pointer of PEI_USB_HOST_CONTROLLER_PPI instance.\r | |
1016 | @param Usb2HcPpi The pointer of PEI_USB2_HOST_CONTROLLER_PPI instance.\r | |
1017 | @param PortNum The port to be reset.\r | |
1018 | @param RetryIndex The retry times.\r | |
1019 | \r | |
1020 | **/\r | |
1021 | VOID\r | |
1022 | ResetRootPort (\r | |
1023 | IN EFI_PEI_SERVICES **PeiServices,\r | |
1024 | IN PEI_USB_HOST_CONTROLLER_PPI *UsbHcPpi,\r | |
1025 | IN PEI_USB2_HOST_CONTROLLER_PPI *Usb2HcPpi,\r | |
1026 | IN UINT8 PortNum,\r | |
1027 | IN UINT8 RetryIndex\r | |
1028 | )\r | |
1029 | {\r | |
1030 | EFI_STATUS Status;\r | |
d987459f SZ |
1031 | UINTN Index;\r |
1032 | EFI_USB_PORT_STATUS PortStatus;\r | |
4b1bf81c | 1033 | \r |
1034 | \r | |
1035 | if (Usb2HcPpi != NULL) {\r | |
1036 | MicroSecondDelay (200 * 1000);\r | |
d1102dba | 1037 | \r |
4b1bf81c | 1038 | //\r |
1039 | // reset root port\r | |
1040 | //\r | |
1041 | Status = Usb2HcPpi->SetRootHubPortFeature (\r | |
1042 | PeiServices,\r | |
1043 | Usb2HcPpi,\r | |
1044 | PortNum,\r | |
1045 | EfiUsbPortReset\r | |
1046 | );\r | |
d1102dba | 1047 | \r |
4b1bf81c | 1048 | if (EFI_ERROR (Status)) {\r |
1049 | DEBUG ((EFI_D_ERROR, "SetRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
1050 | return;\r | |
1051 | }\r | |
d1102dba | 1052 | \r |
d987459f SZ |
1053 | //\r |
1054 | // Drive the reset signal for at least 50ms. Check USB 2.0 Spec\r | |
1055 | // section 7.1.7.5 for timing requirements.\r | |
1056 | //\r | |
1057 | MicroSecondDelay (USB_SET_ROOT_PORT_RESET_STALL);\r | |
1058 | \r | |
4b1bf81c | 1059 | //\r |
1060 | // clear reset root port\r | |
1061 | //\r | |
1062 | Status = Usb2HcPpi->ClearRootHubPortFeature (\r | |
1063 | PeiServices,\r | |
1064 | Usb2HcPpi,\r | |
1065 | PortNum,\r | |
1066 | EfiUsbPortReset\r | |
1067 | );\r | |
d1102dba | 1068 | \r |
4b1bf81c | 1069 | if (EFI_ERROR (Status)) {\r |
1070 | DEBUG ((EFI_D_ERROR, "ClearRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
1071 | return;\r | |
1072 | }\r | |
d987459f SZ |
1073 | \r |
1074 | MicroSecondDelay (USB_CLR_ROOT_PORT_RESET_STALL);\r | |
1075 | \r | |
1076 | //\r | |
1077 | // USB host controller won't clear the RESET bit until\r | |
1078 | // reset is actually finished.\r | |
1079 | //\r | |
1080 | ZeroMem (&PortStatus, sizeof (EFI_USB_PORT_STATUS));\r | |
1081 | \r | |
1082 | for (Index = 0; Index < USB_WAIT_PORT_STS_CHANGE_LOOP; Index++) {\r | |
1083 | Status = Usb2HcPpi->GetRootHubPortStatus (\r | |
1084 | PeiServices,\r | |
1085 | Usb2HcPpi,\r | |
1086 | PortNum,\r | |
1087 | &PortStatus\r | |
d1102dba | 1088 | );\r |
d987459f SZ |
1089 | if (EFI_ERROR (Status)) {\r |
1090 | return;\r | |
1091 | }\r | |
1092 | \r | |
1093 | if (!USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_RESET)) {\r | |
1094 | break;\r | |
1095 | }\r | |
1096 | \r | |
1097 | MicroSecondDelay (USB_WAIT_PORT_STS_CHANGE_STALL);\r | |
1098 | }\r | |
1099 | \r | |
1100 | if (Index == USB_WAIT_PORT_STS_CHANGE_LOOP) {\r | |
1101 | DEBUG ((EFI_D_ERROR, "ResetRootPort: reset not finished in time on port %d\n", PortNum));\r | |
1102 | return;\r | |
1103 | }\r | |
1104 | \r | |
1105 | Usb2HcPpi->ClearRootHubPortFeature (\r | |
1106 | PeiServices,\r | |
1107 | Usb2HcPpi,\r | |
1108 | PortNum,\r | |
1109 | EfiUsbPortResetChange\r | |
1110 | );\r | |
1111 | \r | |
4b1bf81c | 1112 | Usb2HcPpi->ClearRootHubPortFeature (\r |
1113 | PeiServices,\r | |
1114 | Usb2HcPpi,\r | |
1115 | PortNum,\r | |
1116 | EfiUsbPortConnectChange\r | |
1117 | );\r | |
d1102dba | 1118 | \r |
4b1bf81c | 1119 | //\r |
1120 | // Set port enable\r | |
1121 | //\r | |
1122 | Usb2HcPpi->SetRootHubPortFeature(\r | |
1123 | PeiServices,\r | |
1124 | Usb2HcPpi,\r | |
1125 | PortNum,\r | |
1126 | EfiUsbPortEnable\r | |
1127 | );\r | |
d1102dba | 1128 | \r |
4b1bf81c | 1129 | Usb2HcPpi->ClearRootHubPortFeature (\r |
1130 | PeiServices,\r | |
1131 | Usb2HcPpi,\r | |
1132 | PortNum,\r | |
1133 | EfiUsbPortEnableChange\r | |
1134 | );\r | |
d1102dba | 1135 | \r |
4b1bf81c | 1136 | MicroSecondDelay ((RetryIndex + 1) * 50 * 1000);\r |
1137 | } else {\r | |
1138 | MicroSecondDelay (200 * 1000);\r | |
d1102dba | 1139 | \r |
4b1bf81c | 1140 | //\r |
1141 | // reset root port\r | |
1142 | //\r | |
1143 | Status = UsbHcPpi->SetRootHubPortFeature (\r | |
1144 | PeiServices,\r | |
1145 | UsbHcPpi,\r | |
1146 | PortNum,\r | |
1147 | EfiUsbPortReset\r | |
1148 | );\r | |
d1102dba | 1149 | \r |
4b1bf81c | 1150 | if (EFI_ERROR (Status)) {\r |
1151 | DEBUG ((EFI_D_ERROR, "SetRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
1152 | return;\r | |
1153 | }\r | |
d1102dba | 1154 | \r |
d987459f SZ |
1155 | //\r |
1156 | // Drive the reset signal for at least 50ms. Check USB 2.0 Spec\r | |
1157 | // section 7.1.7.5 for timing requirements.\r | |
1158 | //\r | |
1159 | MicroSecondDelay (USB_SET_ROOT_PORT_RESET_STALL);\r | |
d1102dba | 1160 | \r |
4b1bf81c | 1161 | //\r |
1162 | // clear reset root port\r | |
1163 | //\r | |
1164 | Status = UsbHcPpi->ClearRootHubPortFeature (\r | |
1165 | PeiServices,\r | |
1166 | UsbHcPpi,\r | |
1167 | PortNum,\r | |
1168 | EfiUsbPortReset\r | |
1169 | );\r | |
d1102dba | 1170 | \r |
4b1bf81c | 1171 | if (EFI_ERROR (Status)) {\r |
1172 | DEBUG ((EFI_D_ERROR, "ClearRootHubPortFeature EfiUsbPortReset Failed\n"));\r | |
1173 | return;\r | |
1174 | }\r | |
d1102dba | 1175 | \r |
d987459f SZ |
1176 | MicroSecondDelay (USB_CLR_ROOT_PORT_RESET_STALL);\r |
1177 | \r | |
1178 | //\r | |
1179 | // USB host controller won't clear the RESET bit until\r | |
1180 | // reset is actually finished.\r | |
1181 | //\r | |
1182 | ZeroMem (&PortStatus, sizeof (EFI_USB_PORT_STATUS));\r | |
1183 | \r | |
1184 | for (Index = 0; Index < USB_WAIT_PORT_STS_CHANGE_LOOP; Index++) {\r | |
1185 | Status = UsbHcPpi->GetRootHubPortStatus (\r | |
1186 | PeiServices,\r | |
1187 | UsbHcPpi,\r | |
1188 | PortNum,\r | |
1189 | &PortStatus\r | |
d1102dba | 1190 | );\r |
d987459f SZ |
1191 | if (EFI_ERROR (Status)) {\r |
1192 | return;\r | |
1193 | }\r | |
1194 | \r | |
1195 | if (!USB_BIT_IS_SET (PortStatus.PortStatus, USB_PORT_STAT_RESET)) {\r | |
1196 | break;\r | |
1197 | }\r | |
1198 | \r | |
1199 | MicroSecondDelay (USB_WAIT_PORT_STS_CHANGE_STALL);\r | |
1200 | }\r | |
1201 | \r | |
1202 | if (Index == USB_WAIT_PORT_STS_CHANGE_LOOP) {\r | |
1203 | DEBUG ((EFI_D_ERROR, "ResetRootPort: reset not finished in time on port %d\n", PortNum));\r | |
1204 | return;\r | |
1205 | }\r | |
1206 | \r | |
1207 | UsbHcPpi->ClearRootHubPortFeature (\r | |
1208 | PeiServices,\r | |
1209 | UsbHcPpi,\r | |
1210 | PortNum,\r | |
1211 | EfiUsbPortResetChange\r | |
1212 | );\r | |
1213 | \r | |
4b1bf81c | 1214 | UsbHcPpi->ClearRootHubPortFeature (\r |
1215 | PeiServices,\r | |
1216 | UsbHcPpi,\r | |
1217 | PortNum,\r | |
1218 | EfiUsbPortConnectChange\r | |
1219 | );\r | |
d1102dba | 1220 | \r |
4b1bf81c | 1221 | //\r |
1222 | // Set port enable\r | |
1223 | //\r | |
1224 | UsbHcPpi->SetRootHubPortFeature(\r | |
1225 | PeiServices,\r | |
1226 | UsbHcPpi,\r | |
1227 | PortNum,\r | |
1228 | EfiUsbPortEnable\r | |
1229 | );\r | |
d1102dba | 1230 | \r |
4b1bf81c | 1231 | UsbHcPpi->ClearRootHubPortFeature (\r |
1232 | PeiServices,\r | |
1233 | UsbHcPpi,\r | |
1234 | PortNum,\r | |
1235 | EfiUsbPortEnableChange\r | |
1236 | );\r | |
d1102dba | 1237 | \r |
4b1bf81c | 1238 | MicroSecondDelay ((RetryIndex + 1) * 50 * 1000);\r |
1239 | }\r | |
1240 | return;\r | |
1241 | }\r | |
1242 | \r | |
1243 | \r |