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562d2849 | 1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2006, Intel Corporation \r | |
4 | All rights reserved. This program and the accompanying materials \r | |
5 | are licensed and made available under the terms and conditions of the BSD License \r | |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | EhciSched.c\r | |
15 | \r | |
16 | Abstract: \r | |
17 | \r | |
18 | \r | |
19 | Revision History\r | |
20 | --*/\r | |
21 | \r | |
22 | #include "Ehci.h"\r | |
23 | \r | |
24 | EFI_STATUS\r | |
25 | InitialPeriodicFrameList (\r | |
26 | IN USB2_HC_DEV *HcDev,\r | |
27 | IN UINTN Length\r | |
28 | )\r | |
29 | /*++\r | |
30 | \r | |
31 | Routine Description:\r | |
32 | \r | |
33 | Initialize Periodic Schedule Frame List\r | |
34 | \r | |
35 | Arguments:\r | |
36 | \r | |
37 | HcDev - USB2_HC_DEV\r | |
38 | Length - Frame List Length\r | |
39 | \r | |
40 | Returns:\r | |
41 | \r | |
42 | EFI_SUCCESS Success\r | |
43 | EFI_DEVICE_ERROR Fail\r | |
44 | \r | |
45 | --*/\r | |
46 | {\r | |
47 | EFI_STATUS Status;\r | |
48 | VOID *CommonBuffer;\r | |
49 | EFI_PHYSICAL_ADDRESS FrameBuffer;\r | |
50 | VOID *Map;\r | |
51 | UINTN BufferSizeInPages;\r | |
52 | UINTN BufferSizeInBytes;\r | |
53 | UINTN FrameIndex;\r | |
54 | FRAME_LIST_ENTRY *FrameEntryPtr;\r | |
55 | \r | |
56 | //\r | |
57 | // The Frame List is a common buffer that will be\r | |
58 | // accessed by both the cpu and the usb bus master\r | |
59 | // at the same time.\r | |
60 | // The Frame List ocupies 4K bytes,\r | |
61 | // and must be aligned on 4-Kbyte boundaries.\r | |
62 | //\r | |
63 | if (EHCI_MAX_FRAME_LIST_LENGTH != Length && IsFrameListProgrammable (HcDev)) {\r | |
64 | Status = SetFrameListLen (HcDev, Length);\r | |
65 | if (EFI_ERROR (Status)) {\r | |
66 | Status = EFI_INVALID_PARAMETER;\r | |
67 | goto exit;\r | |
68 | }\r | |
69 | }\r | |
70 | \r | |
71 | BufferSizeInBytes = EFI_PAGE_SIZE;\r | |
72 | BufferSizeInPages = EFI_SIZE_TO_PAGES (BufferSizeInBytes);\r | |
73 | Status = HcDev->PciIo->AllocateBuffer (\r | |
74 | HcDev->PciIo,\r | |
75 | AllocateAnyPages,\r | |
76 | EfiBootServicesData,\r | |
77 | BufferSizeInPages,\r | |
78 | &CommonBuffer,\r | |
79 | 0\r | |
80 | );\r | |
81 | if (EFI_ERROR (Status)) {\r | |
82 | DEBUG ((gEHCErrorLevel, "PciIo->AllocateBuffer Failed\n"));\r | |
83 | Status = EFI_OUT_OF_RESOURCES;\r | |
84 | goto exit;\r | |
85 | }\r | |
86 | \r | |
87 | Status = HcDev->PciIo->Map (\r | |
88 | HcDev->PciIo,\r | |
89 | EfiPciIoOperationBusMasterCommonBuffer,\r | |
90 | CommonBuffer,\r | |
91 | &BufferSizeInBytes,\r | |
92 | &FrameBuffer,\r | |
93 | &Map\r | |
94 | );\r | |
95 | if (EFI_ERROR (Status) || (BufferSizeInBytes != EFI_PAGE_SIZE)) {\r | |
96 | DEBUG ((gEHCErrorLevel, "PciIo->MapBuffer Failed\n"));\r | |
97 | Status = EFI_OUT_OF_RESOURCES;\r | |
98 | goto free_buffer;\r | |
99 | }\r | |
100 | \r | |
101 | //\r | |
102 | // Put high 32bit into CtrlDataStructSeg reg \r | |
103 | // when 64bit addressing range capability\r | |
104 | //\r | |
105 | if (HcDev->Is64BitCapable != 0) {\r | |
106 | HcDev->High32BitAddr = (UINT32) GET_32B_TO_63B (FrameBuffer);\r | |
107 | \r | |
108 | Status = SetCtrlDataStructSeg (HcDev);\r | |
109 | if (EFI_ERROR (Status)) {\r | |
110 | DEBUG ((gEHCErrorLevel, "SetCtrlDataStructSeg Failed\n"));\r | |
111 | Status = EFI_DEVICE_ERROR;\r | |
112 | goto unmap_buffer;\r | |
113 | }\r | |
114 | }\r | |
115 | \r | |
116 | //\r | |
117 | // Tell the Host Controller where the Frame List lies,\r | |
118 | // by set the Frame List Base Address Register.\r | |
119 | //\r | |
120 | Status = SetFrameListBaseAddr (HcDev, (UINT32) FrameBuffer);\r | |
121 | if (EFI_ERROR (Status)) {\r | |
122 | Status = EFI_DEVICE_ERROR;\r | |
123 | goto unmap_buffer;\r | |
124 | }\r | |
125 | \r | |
126 | HcDev->PeriodicFrameListLength = Length;\r | |
127 | HcDev->PeriodicFrameListBuffer = (VOID *) ((UINTN) FrameBuffer);\r | |
128 | HcDev->PeriodicFrameListMap = Map;\r | |
129 | \r | |
130 | //\r | |
131 | // Init Frame List Array fields\r | |
132 | //\r | |
133 | FrameEntryPtr = (FRAME_LIST_ENTRY *) HcDev->PeriodicFrameListBuffer;\r | |
134 | for (FrameIndex = 0; FrameIndex < HcDev->PeriodicFrameListLength; FrameIndex++) {\r | |
135 | FrameEntryPtr->LinkPointer = 0;\r | |
136 | FrameEntryPtr->Rsvd = 0;\r | |
137 | FrameEntryPtr->SelectType = 0;\r | |
138 | FrameEntryPtr->LinkTerminate = TRUE;\r | |
139 | FrameEntryPtr++;\r | |
140 | }\r | |
141 | \r | |
142 | goto exit;\r | |
143 | \r | |
144 | unmap_buffer:\r | |
145 | HcDev->PciIo->Unmap (HcDev->PciIo, Map);\r | |
146 | free_buffer:\r | |
147 | HcDev->PciIo->FreeBuffer (HcDev->PciIo, BufferSizeInPages, CommonBuffer);\r | |
148 | exit:\r | |
149 | return Status;\r | |
150 | }\r | |
151 | \r | |
152 | VOID\r | |
153 | DeinitialPeriodicFrameList (\r | |
154 | IN USB2_HC_DEV *HcDev\r | |
155 | )\r | |
156 | /*++\r | |
157 | \r | |
158 | Routine Description:\r | |
159 | \r | |
160 | Deinitialize Periodic Schedule Frame List\r | |
161 | \r | |
162 | Arguments:\r | |
163 | \r | |
164 | HcDev - USB2_HC_DEV\r | |
165 | \r | |
166 | Returns:\r | |
167 | \r | |
168 | VOID\r | |
169 | \r | |
170 | --*/\r | |
171 | {\r | |
172 | HcDev->PciIo->Unmap (HcDev->PciIo, HcDev->PeriodicFrameListMap);\r | |
173 | HcDev->PciIo->FreeBuffer (HcDev->PciIo, EFI_SIZE_TO_PAGES (EFI_PAGE_SIZE), HcDev->PeriodicFrameListBuffer);\r | |
174 | return ;\r | |
175 | }\r | |
176 | \r | |
177 | EFI_STATUS\r | |
178 | CreatePollingTimer (\r | |
179 | IN USB2_HC_DEV *HcDev,\r | |
180 | IN EFI_EVENT_NOTIFY NotifyFunction\r | |
181 | )\r | |
182 | /*++\r | |
183 | \r | |
184 | Routine Description:\r | |
185 | \r | |
186 | Create Async Request Polling Timer\r | |
187 | \r | |
188 | Arguments:\r | |
189 | \r | |
190 | HcDev - USB2_HC_DEV\r | |
191 | NotifyFunction - Timer Notify Function\r | |
192 | \r | |
193 | Returns:\r | |
194 | \r | |
195 | EFI_SUCCESS Success\r | |
196 | EFI_DEVICE_ERROR Fail\r | |
197 | \r | |
198 | --*/\r | |
199 | {\r | |
200 | return gBS->CreateEvent (\r | |
201 | EFI_EVENT_TIMER | EFI_EVENT_NOTIFY_SIGNAL,\r | |
202 | EFI_TPL_NOTIFY,\r | |
203 | NotifyFunction,\r | |
204 | HcDev,\r | |
205 | &HcDev->AsyncRequestEvent\r | |
206 | );\r | |
207 | }\r | |
208 | \r | |
209 | EFI_STATUS\r | |
210 | DestoryPollingTimer (\r | |
211 | IN USB2_HC_DEV *HcDev\r | |
212 | )\r | |
213 | /*++\r | |
214 | \r | |
215 | Routine Description:\r | |
216 | \r | |
217 | Destory Async Request Polling Timer\r | |
218 | \r | |
219 | Arguments:\r | |
220 | \r | |
221 | HcDev - USB2_HC_DEV\r | |
222 | \r | |
223 | Returns:\r | |
224 | \r | |
225 | EFI_SUCCESS Success\r | |
226 | EFI_DEVICE_ERROR Fail\r | |
227 | \r | |
228 | --*/\r | |
229 | {\r | |
230 | return gBS->CloseEvent (HcDev->AsyncRequestEvent);\r | |
231 | }\r | |
232 | \r | |
233 | EFI_STATUS\r | |
234 | StartPollingTimer (\r | |
235 | IN USB2_HC_DEV *HcDev\r | |
236 | )\r | |
237 | /*++\r | |
238 | \r | |
239 | Routine Description:\r | |
240 | \r | |
241 | Start Async Request Polling Timer\r | |
242 | \r | |
243 | Arguments:\r | |
244 | \r | |
245 | HcDev - USB2_HC_DEV\r | |
246 | \r | |
247 | Returns:\r | |
248 | \r | |
249 | EFI_SUCCESS Success\r | |
250 | EFI_DEVICE_ERROR Fail\r | |
251 | \r | |
252 | --*/\r | |
253 | {\r | |
254 | return gBS->SetTimer (\r | |
255 | HcDev->AsyncRequestEvent,\r | |
256 | TimerPeriodic,\r | |
257 | EHCI_ASYNC_REQUEST_POLLING_TIME\r | |
258 | );\r | |
259 | }\r | |
260 | \r | |
261 | EFI_STATUS\r | |
262 | StopPollingTimer (\r | |
263 | IN USB2_HC_DEV *HcDev\r | |
264 | )\r | |
265 | /*++\r | |
266 | \r | |
267 | Routine Description:\r | |
268 | \r | |
269 | Stop Async Request Polling Timer\r | |
270 | \r | |
271 | Arguments:\r | |
272 | \r | |
273 | HcDev - USB2_HC_DEV\r | |
274 | \r | |
275 | Returns:\r | |
276 | \r | |
277 | EFI_SUCCESS Success\r | |
278 | EFI_DEVICE_ERROR Fail\r | |
279 | \r | |
280 | --*/\r | |
281 | {\r | |
282 | return gBS->SetTimer (\r | |
283 | HcDev->AsyncRequestEvent,\r | |
284 | TimerCancel,\r | |
285 | EHCI_ASYNC_REQUEST_POLLING_TIME\r | |
286 | );\r | |
287 | }\r | |
288 | \r | |
289 | EFI_STATUS\r | |
290 | CreateQh (\r | |
291 | IN USB2_HC_DEV *HcDev,\r | |
292 | IN UINT8 DeviceAddr,\r | |
293 | IN UINT8 Endpoint,\r | |
294 | IN UINT8 DeviceSpeed,\r | |
295 | IN UINTN MaxPacketLen,\r | |
296 | OUT EHCI_QH_ENTITY **QhPtrPtr\r | |
297 | )\r | |
298 | /*++\r | |
299 | \r | |
300 | Routine Description:\r | |
301 | \r | |
302 | Create Qh Structure and Pre-Initialize\r | |
303 | \r | |
304 | Arguments:\r | |
305 | \r | |
306 | HcDev - USB2_HC_DEV \r | |
307 | DeviceAddr - Address of Device\r | |
308 | Endpoint - Endpoint Number\r | |
309 | DeviceSpeed - Device Speed\r | |
310 | MaxPacketLen - Max Length of one Packet\r | |
311 | QhPtrPtr - A pointer of pointer to Qh for return\r | |
312 | \r | |
313 | Returns:\r | |
314 | \r | |
315 | EFI_SUCCESS Success\r | |
316 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
317 | \r | |
318 | --*/\r | |
319 | {\r | |
320 | EFI_STATUS Status;\r | |
321 | EHCI_QH_HW *QhHwPtr;\r | |
322 | \r | |
323 | ASSERT (HcDev);\r | |
324 | ASSERT (QhPtrPtr);\r | |
325 | \r | |
326 | *QhPtrPtr = NULL;\r | |
327 | \r | |
328 | //\r | |
329 | // Allocate memory for Qh structure\r | |
330 | //\r | |
331 | Status = EhciAllocatePool (\r | |
332 | HcDev,\r | |
333 | (UINT8 **) QhPtrPtr,\r | |
334 | sizeof (EHCI_QH_ENTITY)\r | |
335 | );\r | |
336 | if (EFI_ERROR (Status)) {\r | |
337 | Status = EFI_OUT_OF_RESOURCES;\r | |
338 | goto exit;\r | |
339 | }\r | |
340 | //\r | |
341 | // Init fields in Qh\r | |
342 | //\r | |
343 | gBS->SetMem (*QhPtrPtr, sizeof (EHCI_QH_ENTITY), 0);\r | |
344 | \r | |
345 | //\r | |
346 | // Software field\r | |
347 | //\r | |
348 | (*QhPtrPtr)->Next = NULL;\r | |
349 | (*QhPtrPtr)->Prev = NULL;\r | |
350 | (*QhPtrPtr)->FirstQtdPtr = NULL;\r | |
351 | (*QhPtrPtr)->AltQtdPtr = NULL;\r | |
352 | (*QhPtrPtr)->LastQtdPtr = NULL;\r | |
353 | \r | |
354 | //\r | |
355 | // Hardware field\r | |
356 | //\r | |
357 | QhHwPtr = &((*QhPtrPtr)->Qh);\r | |
358 | QhHwPtr->QhHorizontalPointer = 0;\r | |
359 | QhHwPtr->SelectType = 0;\r | |
360 | QhHwPtr->MaxPacketLen = (UINT32) MaxPacketLen;\r | |
361 | QhHwPtr->EndpointSpeed = (DeviceSpeed & 0x3);\r | |
362 | QhHwPtr->EndpointNum = (Endpoint & 0x0f);\r | |
363 | QhHwPtr->DeviceAddr = (DeviceAddr & 0x7f);\r | |
364 | QhHwPtr->Multiplier = HIGH_BANDWIDTH_PIPE_MULTIPLIER;\r | |
365 | QhHwPtr->Rsvd1 = 0;\r | |
366 | QhHwPtr->Rsvd2 = 0;\r | |
367 | QhHwPtr->Rsvd3 = 0;\r | |
368 | QhHwPtr->Rsvd4 = 0;\r | |
369 | QhHwPtr->Rsvd5 = 0;\r | |
370 | QhHwPtr->Rsvd6 = 0;\r | |
371 | \r | |
372 | exit:\r | |
373 | return Status;\r | |
374 | }\r | |
375 | \r | |
376 | VOID\r | |
377 | DestoryQh (\r | |
378 | IN USB2_HC_DEV *HcDev,\r | |
379 | IN EHCI_QH_ENTITY *QhPtr\r | |
380 | )\r | |
381 | /*++\r | |
382 | \r | |
383 | Routine Description:\r | |
384 | \r | |
385 | Destory Qh Structure \r | |
386 | \r | |
387 | Arguments:\r | |
388 | \r | |
389 | HcDev - USB2_HC_DEV \r | |
390 | QhPtr - A pointer to Qh\r | |
391 | \r | |
392 | Returns:\r | |
393 | \r | |
394 | EFI_SUCCESS Success\r | |
395 | EFI_DEVICE_ERROR Fail\r | |
396 | \r | |
397 | --*/\r | |
398 | {\r | |
399 | ASSERT (HcDev);\r | |
400 | ASSERT (QhPtr);\r | |
401 | \r | |
402 | EhciFreePool (HcDev, (UINT8 *) QhPtr, sizeof (EHCI_QH_ENTITY));\r | |
403 | return ;\r | |
404 | }\r | |
405 | \r | |
406 | EFI_STATUS\r | |
407 | CreateControlQh (\r | |
408 | IN USB2_HC_DEV *HcDev,\r | |
409 | IN UINT8 DeviceAddr,\r | |
410 | IN UINT8 DeviceSpeed,\r | |
411 | IN UINTN MaxPacketLen,\r | |
412 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
413 | OUT EHCI_QH_ENTITY **QhPtrPtr\r | |
414 | )\r | |
415 | /*++\r | |
416 | \r | |
417 | Routine Description:\r | |
418 | \r | |
419 | Create Qh for Control Transfer\r | |
420 | \r | |
421 | Arguments:\r | |
422 | \r | |
423 | HcDev - USB2_HC_DEV \r | |
424 | DeviceAddr - Address of Device\r | |
425 | DeviceSpeed - Device Speed\r | |
426 | MaxPacketLen - Max Length of one Packet\r | |
427 | Translator - Translator Transaction for SplitX\r | |
428 | QhPtrPtr - A pointer of pointer to Qh for return\r | |
429 | \r | |
430 | Returns:\r | |
431 | \r | |
432 | EFI_SUCCESS Success\r | |
433 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
434 | \r | |
435 | --*/\r | |
436 | {\r | |
437 | EFI_STATUS Status;\r | |
438 | \r | |
439 | //\r | |
440 | // Create and init Control Qh\r | |
441 | //\r | |
442 | Status = CreateQh (\r | |
443 | HcDev,\r | |
444 | DeviceAddr,\r | |
445 | 0,\r | |
446 | DeviceSpeed,\r | |
447 | MaxPacketLen,\r | |
448 | QhPtrPtr\r | |
449 | );\r | |
450 | if (EFI_ERROR (Status)) {\r | |
451 | Status = EFI_OUT_OF_RESOURCES;\r | |
452 | goto exit;\r | |
453 | }\r | |
454 | //\r | |
455 | // Software field\r | |
456 | //\r | |
457 | (*QhPtrPtr)->Next = (*QhPtrPtr);\r | |
458 | (*QhPtrPtr)->Prev = (*QhPtrPtr);\r | |
459 | (*QhPtrPtr)->TransferType = CONTROL_TRANSFER;\r | |
460 | \r | |
461 | //\r | |
462 | // Hardware field\r | |
463 | //\r | |
464 | // Control Transfer use DataToggleControl\r | |
465 | //\r | |
466 | (*QhPtrPtr)->Qh.DataToggleControl = TRUE;\r | |
467 | (*QhPtrPtr)->Qh.QhHorizontalPointer = (UINT32) (GET_0B_TO_31B (&((*QhPtrPtr)->Qh)) >> 5);\r | |
468 | (*QhPtrPtr)->Qh.SelectType = QH_SELECT_TYPE;\r | |
469 | (*QhPtrPtr)->Qh.QhTerminate = FALSE;\r | |
470 | (*QhPtrPtr)->Qh.ControlEndpointFlag = TRUE;\r | |
471 | (*QhPtrPtr)->Qh.NakCountReload = NAK_COUNT_RELOAD;\r | |
472 | if (NULL != Translator) {\r | |
473 | (*QhPtrPtr)->Qh.PortNum = Translator->TranslatorPortNumber;\r | |
474 | (*QhPtrPtr)->Qh.HubAddr = Translator->TranslatorHubAddress;\r | |
475 | (*QhPtrPtr)->Qh.Status |= QTD_STATUS_DO_START_SPLIT;\r | |
476 | }\r | |
477 | \r | |
478 | exit:\r | |
479 | return Status;\r | |
480 | }\r | |
481 | \r | |
482 | EFI_STATUS\r | |
483 | CreateBulkQh (\r | |
484 | IN USB2_HC_DEV *HcDev,\r | |
485 | IN UINT8 DeviceAddr,\r | |
486 | IN UINT8 EndPointAddr,\r | |
487 | IN UINT8 DeviceSpeed,\r | |
488 | IN UINT8 DataToggle,\r | |
489 | IN UINTN MaxPacketLen,\r | |
490 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
491 | OUT EHCI_QH_ENTITY **QhPtrPtr\r | |
492 | )\r | |
493 | /*++\r | |
494 | \r | |
495 | Routine Description:\r | |
496 | \r | |
497 | Create Qh for Bulk Transfer\r | |
498 | \r | |
499 | Arguments:\r | |
500 | \r | |
501 | HcDev - USB2_HC_DEV \r | |
502 | DeviceAddr - Address of Device\r | |
503 | EndPointAddr - Address of Endpoint\r | |
504 | DeviceSpeed - Device Speed\r | |
505 | MaxPacketLen - Max Length of one Packet\r | |
506 | Translator - Translator Transaction for SplitX\r | |
507 | QhPtrPtr - A pointer of pointer to Qh for return\r | |
508 | \r | |
509 | Returns:\r | |
510 | \r | |
511 | EFI_SUCCESS Success\r | |
512 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
513 | \r | |
514 | --*/\r | |
515 | {\r | |
516 | EFI_STATUS Status;\r | |
517 | \r | |
518 | //\r | |
519 | // Create and init Bulk Qh\r | |
520 | //\r | |
521 | Status = CreateQh (\r | |
522 | HcDev,\r | |
523 | DeviceAddr,\r | |
524 | EndPointAddr,\r | |
525 | DeviceSpeed,\r | |
526 | MaxPacketLen,\r | |
527 | QhPtrPtr\r | |
528 | );\r | |
529 | if (EFI_ERROR (Status)) {\r | |
530 | Status = EFI_OUT_OF_RESOURCES;\r | |
531 | goto exit;\r | |
532 | }\r | |
533 | \r | |
534 | //\r | |
535 | // Software fields\r | |
536 | //\r | |
537 | (*QhPtrPtr)->Next = (*QhPtrPtr);\r | |
538 | (*QhPtrPtr)->Prev = (*QhPtrPtr);\r | |
539 | (*QhPtrPtr)->TransferType = BULK_TRANSFER;\r | |
540 | \r | |
541 | //\r | |
542 | // Hardware fields\r | |
543 | //\r | |
544 | // BulkTransfer don't use DataToggleControl\r | |
545 | //\r | |
546 | (*QhPtrPtr)->Qh.DataToggleControl = FALSE; \r | |
547 | (*QhPtrPtr)->Qh.QhHorizontalPointer = (UINT32) (GET_0B_TO_31B (&((*QhPtrPtr)->Qh)) >> 5);\r | |
548 | (*QhPtrPtr)->Qh.SelectType = QH_SELECT_TYPE;\r | |
549 | (*QhPtrPtr)->Qh.QhTerminate = FALSE;\r | |
550 | (*QhPtrPtr)->Qh.NakCountReload = NAK_COUNT_RELOAD;\r | |
551 | (*QhPtrPtr)->Qh.DataToggle = DataToggle;\r | |
552 | if (NULL != Translator) {\r | |
553 | (*QhPtrPtr)->Qh.PortNum = Translator->TranslatorPortNumber;\r | |
554 | (*QhPtrPtr)->Qh.HubAddr = Translator->TranslatorHubAddress;\r | |
555 | (*QhPtrPtr)->Qh.Status |= QTD_STATUS_DO_START_SPLIT;\r | |
556 | }\r | |
557 | \r | |
558 | exit:\r | |
559 | return Status;\r | |
560 | }\r | |
561 | \r | |
562 | EFI_STATUS\r | |
563 | CreateInterruptQh (\r | |
564 | IN USB2_HC_DEV *HcDev,\r | |
565 | IN UINT8 DeviceAddr,\r | |
566 | IN UINT8 EndPointAddr,\r | |
567 | IN UINT8 DeviceSpeed,\r | |
568 | IN UINT8 DataToggle,\r | |
569 | IN UINTN MaxPacketLen,\r | |
570 | IN UINTN Interval,\r | |
571 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
572 | OUT EHCI_QH_ENTITY **QhPtrPtr\r | |
573 | )\r | |
574 | /*++\r | |
575 | \r | |
576 | Routine Description:\r | |
577 | \r | |
578 | Create Qh for Control Transfer\r | |
579 | \r | |
580 | Arguments:\r | |
581 | \r | |
582 | HcDev - USB2_HC_DEV \r | |
583 | DeviceAddr - Address of Device\r | |
584 | EndPointAddr - Address of Endpoint\r | |
585 | DeviceSpeed - Device Speed\r | |
586 | MaxPacketLen - Max Length of one Packet\r | |
587 | Interval - value of interval\r | |
588 | Translator - Translator Transaction for SplitX\r | |
589 | QhPtrPtr - A pointer of pointer to Qh for return\r | |
590 | \r | |
591 | Returns:\r | |
592 | \r | |
593 | EFI_SUCCESS Success\r | |
594 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
595 | \r | |
596 | --*/\r | |
597 | {\r | |
598 | EFI_STATUS Status;\r | |
599 | \r | |
600 | //\r | |
601 | // Create and init InterruptQh\r | |
602 | //\r | |
603 | Status = CreateQh (\r | |
604 | HcDev,\r | |
605 | DeviceAddr,\r | |
606 | EndPointAddr,\r | |
607 | DeviceSpeed,\r | |
608 | MaxPacketLen,\r | |
609 | QhPtrPtr\r | |
610 | );\r | |
611 | if (EFI_ERROR (Status)) {\r | |
612 | Status = EFI_OUT_OF_RESOURCES;\r | |
613 | goto exit;\r | |
614 | }\r | |
615 | \r | |
616 | //\r | |
617 | // Software fields\r | |
618 | //\r | |
619 | if (Interval == 0) {\r | |
620 | (*QhPtrPtr)->TransferType = SYNC_INTERRUPT_TRANSFER;\r | |
621 | } else {\r | |
622 | (*QhPtrPtr)->TransferType = ASYNC_INTERRUPT_TRANSFER;\r | |
623 | }\r | |
624 | (*QhPtrPtr)->Interval = GetApproxiOfInterval (Interval);\r | |
625 | \r | |
626 | //\r | |
627 | // Hardware fields\r | |
628 | //\r | |
629 | // InterruptTranfer don't use DataToggleControl\r | |
630 | //\r | |
631 | (*QhPtrPtr)->Qh.DataToggleControl = FALSE;\r | |
632 | (*QhPtrPtr)->Qh.QhHorizontalPointer = 0;\r | |
633 | (*QhPtrPtr)->Qh.QhTerminate = TRUE;\r | |
634 | (*QhPtrPtr)->Qh.NakCountReload = 0;\r | |
635 | (*QhPtrPtr)->Qh.InerruptScheduleMask = MICRO_FRAME_0_CHANNEL;\r | |
636 | (*QhPtrPtr)->Qh.SplitComletionMask = (MICRO_FRAME_2_CHANNEL | MICRO_FRAME_3_CHANNEL | MICRO_FRAME_4_CHANNEL);\r | |
637 | (*QhPtrPtr)->Qh.DataToggle = DataToggle;\r | |
638 | if (NULL != Translator) {\r | |
639 | (*QhPtrPtr)->Qh.PortNum = Translator->TranslatorPortNumber;\r | |
640 | (*QhPtrPtr)->Qh.HubAddr = Translator->TranslatorHubAddress;\r | |
641 | (*QhPtrPtr)->Qh.Status |= QTD_STATUS_DO_START_SPLIT;\r | |
642 | }\r | |
643 | \r | |
644 | exit:\r | |
645 | return Status;\r | |
646 | }\r | |
647 | \r | |
648 | EFI_STATUS\r | |
649 | CreateQtd (\r | |
650 | IN USB2_HC_DEV *HcDev,\r | |
651 | IN UINT8 *DataPtr,\r | |
652 | IN UINTN DataLen,\r | |
653 | IN UINT8 PktId,\r | |
654 | IN UINT8 Toggle,\r | |
655 | IN UINT8 QtdStatus,\r | |
656 | OUT EHCI_QTD_ENTITY **QtdPtrPtr\r | |
657 | )\r | |
658 | /*++\r | |
659 | \r | |
660 | Routine Description:\r | |
661 | \r | |
662 | Create Qtd Structure and Pre-Initialize it\r | |
663 | \r | |
664 | Arguments:\r | |
665 | \r | |
666 | HcDev - USB2_HC_DEV \r | |
667 | DataPtr - A pointer to user data buffer to transfer\r | |
668 | DataLen - Length of user data to transfer\r | |
669 | PktId - Packet Identification of this Qtd\r | |
670 | Toggle - Data Toggle of this Qtd\r | |
671 | QtdStatus - Default value of status of this Qtd\r | |
672 | QtdPtrPtr - A pointer of pointer to Qtd for return\r | |
673 | \r | |
674 | Returns:\r | |
675 | \r | |
676 | EFI_SUCCESS Success\r | |
677 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
678 | \r | |
679 | --*/\r | |
680 | {\r | |
681 | EFI_STATUS Status;\r | |
682 | EHCI_QTD_HW *QtdHwPtr;\r | |
683 | \r | |
684 | ASSERT (HcDev);\r | |
685 | ASSERT (QtdPtrPtr);\r | |
686 | \r | |
687 | //\r | |
688 | // Create memory for Qtd structure\r | |
689 | //\r | |
690 | Status = EhciAllocatePool (\r | |
691 | HcDev,\r | |
692 | (UINT8 **) QtdPtrPtr,\r | |
693 | sizeof (EHCI_QTD_ENTITY)\r | |
694 | );\r | |
695 | if (EFI_ERROR (Status)) {\r | |
696 | Status = EFI_OUT_OF_RESOURCES;\r | |
697 | goto exit;\r | |
698 | }\r | |
699 | //\r | |
700 | // Init fields in Qtd\r | |
701 | //\r | |
702 | gBS->SetMem (*QtdPtrPtr, sizeof (EHCI_QTD_ENTITY), 0);\r | |
703 | \r | |
704 | //\r | |
705 | // Software field\r | |
706 | //\r | |
707 | (*QtdPtrPtr)->TotalBytes = (UINT32) DataLen;\r | |
708 | (*QtdPtrPtr)->StaticTotalBytes = (UINT32) DataLen;\r | |
709 | (*QtdPtrPtr)->Prev = NULL;\r | |
710 | (*QtdPtrPtr)->Next = NULL;\r | |
711 | \r | |
712 | //\r | |
713 | // Hardware field\r | |
714 | //\r | |
715 | QtdHwPtr = &((*QtdPtrPtr)->Qtd);\r | |
716 | QtdHwPtr->NextQtdPointer = 0;\r | |
717 | QtdHwPtr->NextQtdTerminate = TRUE;\r | |
718 | QtdHwPtr->AltNextQtdPointer = 0;\r | |
719 | QtdHwPtr->AltNextQtdTerminate = TRUE;\r | |
720 | QtdHwPtr->DataToggle = Toggle;\r | |
721 | QtdHwPtr->TotalBytes = (UINT32) DataLen;\r | |
722 | QtdHwPtr->CurrentPage = 0;\r | |
723 | QtdHwPtr->ErrorCount = QTD_ERROR_COUNTER;\r | |
724 | QtdHwPtr->Status = QtdStatus;\r | |
725 | QtdHwPtr->Rsvd1 = 0;\r | |
726 | QtdHwPtr->Rsvd2 = 0;\r | |
727 | QtdHwPtr->Rsvd3 = 0;\r | |
728 | QtdHwPtr->Rsvd4 = 0;\r | |
729 | QtdHwPtr->Rsvd5 = 0;\r | |
730 | QtdHwPtr->Rsvd6 = 0;\r | |
731 | \r | |
732 | //\r | |
733 | // Set PacketID [Setup/Data/Status]\r | |
734 | //\r | |
735 | switch (PktId) {\r | |
736 | case SETUP_PACKET_ID:\r | |
737 | QtdHwPtr->PidCode = SETUP_PACKET_PID_CODE;\r | |
738 | break;\r | |
739 | \r | |
740 | case INPUT_PACKET_ID:\r | |
741 | QtdHwPtr->PidCode = INPUT_PACKET_PID_CODE;\r | |
742 | break;\r | |
743 | \r | |
744 | case OUTPUT_PACKET_ID:\r | |
745 | QtdHwPtr->PidCode = OUTPUT_PACKET_PID_CODE;\r | |
746 | break;\r | |
747 | \r | |
748 | default:\r | |
749 | Status = EFI_INVALID_PARAMETER;\r | |
750 | goto exit;\r | |
751 | }\r | |
752 | \r | |
753 | //\r | |
754 | // Set Data Buffer Pointers\r | |
755 | //\r | |
756 | if (NULL != DataPtr) {\r | |
757 | SetQtdBufferPointer (\r | |
758 | QtdHwPtr,\r | |
759 | DataPtr,\r | |
760 | DataLen\r | |
761 | );\r | |
762 | (*QtdPtrPtr)->StaticCurrentOffset = QtdHwPtr->CurrentOffset;\r | |
763 | }\r | |
764 | \r | |
765 | exit:\r | |
766 | return Status;\r | |
767 | }\r | |
768 | \r | |
769 | EFI_STATUS\r | |
770 | CreateSetupQtd (\r | |
771 | IN USB2_HC_DEV *HcDev,\r | |
772 | IN UINT8 *DevReqPtr,\r | |
773 | OUT EHCI_QTD_ENTITY **QtdPtrPtr\r | |
774 | )\r | |
775 | /*++\r | |
776 | \r | |
777 | Routine Description:\r | |
778 | \r | |
779 | Create Qtd Structure for Setup \r | |
780 | \r | |
781 | Arguments:\r | |
782 | \r | |
783 | HcDev - USB2_HC_DEV \r | |
784 | DevReqPtr - A pointer to Device Request Data\r | |
785 | QtdPtrPtr - A pointer of pointer to Qtd for return\r | |
786 | \r | |
787 | Returns:\r | |
788 | \r | |
789 | EFI_SUCCESS Success\r | |
790 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
791 | \r | |
792 | --*/\r | |
793 | {\r | |
794 | return CreateQtd (\r | |
795 | HcDev,\r | |
796 | DevReqPtr,\r | |
797 | sizeof (EFI_USB_DEVICE_REQUEST),\r | |
798 | SETUP_PACKET_ID,\r | |
799 | DATA0,\r | |
800 | QTD_STATUS_ACTIVE,\r | |
801 | QtdPtrPtr\r | |
802 | );\r | |
803 | }\r | |
804 | \r | |
805 | EFI_STATUS\r | |
806 | CreateDataQtd (\r | |
807 | IN USB2_HC_DEV *HcDev,\r | |
808 | IN UINT8 *DataPtr,\r | |
809 | IN UINTN DataLen,\r | |
810 | IN UINT8 PktId,\r | |
811 | IN UINT8 Toggle,\r | |
812 | OUT EHCI_QTD_ENTITY **QtdPtrPtr\r | |
813 | )\r | |
814 | /*++\r | |
815 | \r | |
816 | Routine Description:\r | |
817 | \r | |
818 | Create Qtd Structure for data \r | |
819 | \r | |
820 | Arguments:\r | |
821 | \r | |
822 | HcDev - USB2_HC_DEV \r | |
823 | DataPtr - A pointer to user data buffer to transfer\r | |
824 | DataLen - Length of user data to transfer\r | |
825 | PktId - Packet Identification of this Qtd\r | |
826 | Toggle - Data Toggle of this Qtd\r | |
827 | QtdPtrPtr - A pointer of pointer to Qtd for return\r | |
828 | \r | |
829 | Returns:\r | |
830 | \r | |
831 | EFI_SUCCESS Success\r | |
832 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
833 | \r | |
834 | --*/\r | |
835 | {\r | |
836 | return CreateQtd (\r | |
837 | HcDev,\r | |
838 | DataPtr,\r | |
839 | DataLen,\r | |
840 | PktId,\r | |
841 | Toggle,\r | |
842 | QTD_STATUS_ACTIVE,\r | |
843 | QtdPtrPtr\r | |
844 | );\r | |
845 | }\r | |
846 | \r | |
847 | EFI_STATUS\r | |
848 | CreateAltQtd (\r | |
849 | IN USB2_HC_DEV *HcDev,\r | |
850 | IN UINT8 PktId,\r | |
851 | OUT EHCI_QTD_ENTITY **QtdPtrPtr\r | |
852 | )\r | |
853 | /*++\r | |
854 | \r | |
855 | Routine Description:\r | |
856 | \r | |
857 | Create Qtd Structure for Alternative \r | |
858 | \r | |
859 | Arguments:\r | |
860 | \r | |
861 | HcDev - USB2_HC_DEV \r | |
862 | PktId - Packet Identification of this Qtd\r | |
863 | QtdPtrPtr - A pointer of pointer to Qtd for return\r | |
864 | \r | |
865 | Returns:\r | |
866 | \r | |
867 | EFI_SUCCESS Success\r | |
868 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
869 | \r | |
870 | --*/\r | |
871 | {\r | |
872 | return CreateQtd (\r | |
873 | HcDev,\r | |
874 | NULL,\r | |
875 | 0,\r | |
876 | PktId,\r | |
877 | 0,\r | |
878 | QTD_STATUS_ACTIVE,\r | |
879 | QtdPtrPtr\r | |
880 | );\r | |
881 | }\r | |
882 | \r | |
883 | EFI_STATUS\r | |
884 | CreateStatusQtd (\r | |
885 | IN USB2_HC_DEV *HcDev,\r | |
886 | IN UINT8 PktId,\r | |
887 | OUT EHCI_QTD_ENTITY **QtdPtrPtr\r | |
888 | )\r | |
889 | /*++\r | |
890 | \r | |
891 | Routine Description:\r | |
892 | \r | |
893 | Create Qtd Structure for status \r | |
894 | \r | |
895 | Arguments:\r | |
896 | \r | |
897 | HcDev - USB2_HC_DEV \r | |
898 | PktId - Packet Identification of this Qtd\r | |
899 | QtdPtrPtr - A pointer of pointer to Qtd for return\r | |
900 | \r | |
901 | Returns:\r | |
902 | \r | |
903 | EFI_SUCCESS Success\r | |
904 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
905 | \r | |
906 | --*/\r | |
907 | {\r | |
908 | return CreateQtd (\r | |
909 | HcDev,\r | |
910 | NULL,\r | |
911 | 0,\r | |
912 | PktId,\r | |
913 | DATA1,\r | |
914 | QTD_STATUS_ACTIVE,\r | |
915 | QtdPtrPtr\r | |
916 | );\r | |
917 | }\r | |
918 | \r | |
919 | EFI_STATUS\r | |
920 | CreateControlQtds (\r | |
921 | IN USB2_HC_DEV *HcDev,\r | |
922 | IN UINT8 DataPktId,\r | |
923 | IN UINT8 *RequestCursor,\r | |
924 | IN UINT8 *DataCursor,\r | |
925 | IN UINTN DataLen,\r | |
926 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
927 | OUT EHCI_QTD_ENTITY **ControlQtdsHead\r | |
928 | )\r | |
929 | /*++\r | |
930 | \r | |
931 | Routine Description:\r | |
932 | \r | |
933 | Create Qtds list for Control Transfer \r | |
934 | \r | |
935 | Arguments:\r | |
936 | \r | |
937 | HcDev - USB2_HC_DEV \r | |
938 | DataPktId - Packet Identification of Data Qtds\r | |
939 | RequestCursor - A pointer to request structure buffer to transfer\r | |
940 | DataCursor - A pointer to user data buffer to transfer\r | |
941 | DataLen - Length of user data to transfer\r | |
942 | ControlQtdsHead - A pointer of pointer to first Qtd for control tranfer for return\r | |
943 | \r | |
944 | Returns:\r | |
945 | \r | |
946 | EFI_SUCCESS Success\r | |
947 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
948 | \r | |
949 | --*/\r | |
950 | {\r | |
951 | EFI_STATUS Status;\r | |
952 | EHCI_QTD_ENTITY *QtdPtr;\r | |
953 | EHCI_QTD_ENTITY *PreQtdPtr;\r | |
954 | EHCI_QTD_ENTITY *SetupQtdPtr;\r | |
955 | EHCI_QTD_ENTITY *FirstDataQtdPtr;\r | |
956 | EHCI_QTD_ENTITY *LastDataQtdPtr;\r | |
957 | EHCI_QTD_ENTITY *StatusQtdPtr;\r | |
958 | UINT8 DataToggle;\r | |
959 | UINT8 StatusPktId;\r | |
960 | UINTN CapacityOfQtd;\r | |
961 | UINTN SizePerQtd;\r | |
962 | UINTN DataCount;\r | |
963 | UINTN Xnum;\r | |
964 | \r | |
965 | QtdPtr = NULL;\r | |
966 | PreQtdPtr = NULL;\r | |
967 | SetupQtdPtr = NULL;\r | |
968 | FirstDataQtdPtr = NULL;\r | |
969 | LastDataQtdPtr = NULL;\r | |
970 | StatusQtdPtr = NULL;\r | |
971 | CapacityOfQtd = 0;\r | |
972 | \r | |
973 | //\r | |
974 | // Setup Stage of Control Transfer\r | |
975 | //\r | |
976 | Status = CreateSetupQtd (\r | |
977 | HcDev,\r | |
978 | RequestCursor,\r | |
979 | &SetupQtdPtr\r | |
980 | );\r | |
981 | if (EFI_ERROR (Status)) {\r | |
982 | Status = EFI_OUT_OF_RESOURCES;\r | |
983 | goto exit;\r | |
984 | }\r | |
985 | \r | |
986 | //\r | |
987 | // Data Stage of Control Transfer\r | |
988 | //\r | |
989 | DataToggle = 1;\r | |
990 | DataCount = DataLen;\r | |
991 | \r | |
992 | //\r | |
993 | // Create Qtd structure and link together\r | |
994 | //\r | |
995 | while (DataCount > 0) {\r | |
996 | //\r | |
997 | // PktSize is the data load size that each Qtd.\r | |
998 | //\r | |
999 | CapacityOfQtd = GetCapacityOfQtd (DataCursor);\r | |
1000 | SizePerQtd = DataCount;\r | |
1001 | if (DataCount > CapacityOfQtd) {\r | |
1002 | SizePerQtd = CapacityOfQtd;\r | |
1003 | }\r | |
1004 | \r | |
1005 | Status = CreateDataQtd (\r | |
1006 | HcDev,\r | |
1007 | DataCursor,\r | |
1008 | SizePerQtd,\r | |
1009 | DataPktId,\r | |
1010 | DataToggle,\r | |
1011 | &QtdPtr\r | |
1012 | );\r | |
1013 | if (EFI_ERROR (Status)) {\r | |
1014 | Status = EFI_OUT_OF_RESOURCES;\r | |
1015 | if (NULL == FirstDataQtdPtr) {\r | |
1016 | goto destory_setup_qtd;\r | |
1017 | } else {\r | |
1018 | goto destory_qtds;\r | |
1019 | }\r | |
1020 | }\r | |
1021 | \r | |
1022 | if (NULL == FirstDataQtdPtr) {\r | |
1023 | FirstDataQtdPtr = QtdPtr;\r | |
1024 | } else {\r | |
1025 | LinkQtdToQtd (PreQtdPtr, QtdPtr);\r | |
1026 | }\r | |
1027 | \r | |
1028 | //\r | |
1029 | // Reverse Data Toggle or not determined by parity of transactions of one qtd\r | |
1030 | //\r | |
1031 | Xnum = Translator ? GetNumberOfTransaction (SizePerQtd, EHCI_BLOCK_SIZE_WITH_TT) : GetNumberOfTransaction (SizePerQtd, EHCI_BLOCK_SIZE);\r | |
1032 | if (Xnum % 2 != 0) {\r | |
1033 | DataToggle ^= 1;\r | |
1034 | }\r | |
1035 | \r | |
1036 | PreQtdPtr = QtdPtr;\r | |
1037 | DataCursor += SizePerQtd;\r | |
1038 | DataCount -= SizePerQtd;\r | |
1039 | }\r | |
1040 | \r | |
1041 | LastDataQtdPtr = QtdPtr;\r | |
1042 | \r | |
1043 | //\r | |
1044 | // Status Stage of Control Transfer\r | |
1045 | //\r | |
1046 | if (OUTPUT_PACKET_ID == DataPktId) {\r | |
1047 | StatusPktId = INPUT_PACKET_ID;\r | |
1048 | } else {\r | |
1049 | StatusPktId = OUTPUT_PACKET_ID;\r | |
1050 | }\r | |
1051 | \r | |
1052 | Status = CreateStatusQtd (\r | |
1053 | HcDev,\r | |
1054 | StatusPktId,\r | |
1055 | &StatusQtdPtr\r | |
1056 | );\r | |
1057 | if (EFI_ERROR (Status)) {\r | |
1058 | Status = EFI_OUT_OF_RESOURCES;\r | |
1059 | goto destory_qtds;\r | |
1060 | }\r | |
1061 | \r | |
1062 | //\r | |
1063 | // Link setup Qtd -> data Qtds -> status Qtd\r | |
1064 | //\r | |
1065 | if (FirstDataQtdPtr != NULL) {\r | |
1066 | LinkQtdToQtd (SetupQtdPtr, FirstDataQtdPtr);\r | |
1067 | LinkQtdToQtd (LastDataQtdPtr, StatusQtdPtr);\r | |
1068 | } else {\r | |
1069 | LinkQtdToQtd (SetupQtdPtr, StatusQtdPtr);\r | |
1070 | }\r | |
1071 | \r | |
1072 | *ControlQtdsHead = SetupQtdPtr;\r | |
1073 | \r | |
1074 | goto exit;\r | |
1075 | \r | |
1076 | destory_qtds:\r | |
1077 | DestoryQtds (HcDev, FirstDataQtdPtr);\r | |
1078 | destory_setup_qtd:\r | |
1079 | DestoryQtds (HcDev, SetupQtdPtr);\r | |
1080 | exit:\r | |
1081 | return Status;\r | |
1082 | }\r | |
1083 | \r | |
1084 | EFI_STATUS\r | |
1085 | CreateBulkOrInterruptQtds (\r | |
1086 | IN USB2_HC_DEV *HcDev,\r | |
1087 | IN UINT8 PktId,\r | |
1088 | IN UINT8 *DataCursor,\r | |
1089 | IN UINTN DataLen,\r | |
1090 | IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,\r | |
1091 | OUT EHCI_QTD_ENTITY **QtdsHead\r | |
1092 | )\r | |
1093 | /*++\r | |
1094 | \r | |
1095 | Routine Description:\r | |
1096 | \r | |
1097 | Create Qtds list for Bulk or Interrupt Transfer \r | |
1098 | \r | |
1099 | Arguments:\r | |
1100 | \r | |
1101 | HcDev - USB2_HC_DEV \r | |
1102 | PktId - Packet Identification of Qtds\r | |
1103 | DataCursor - A pointer to user data buffer to transfer\r | |
1104 | DataLen - Length of user data to transfer\r | |
1105 | DataToggle - Data Toggle to start\r | |
1106 | Translator - Translator Transaction for SplitX\r | |
1107 | QtdsHead - A pointer of pointer to first Qtd for control tranfer for return\r | |
1108 | \r | |
1109 | Returns:\r | |
1110 | \r | |
1111 | EFI_SUCCESS Success\r | |
1112 | EFI_OUT_OF_RESOURCES Cannot allocate resources\r | |
1113 | \r | |
1114 | --*/\r | |
1115 | {\r | |
1116 | EFI_STATUS Status;\r | |
1117 | EHCI_QTD_ENTITY *QtdPtr;\r | |
1118 | EHCI_QTD_ENTITY *PreQtdPtr;\r | |
1119 | EHCI_QTD_ENTITY *FirstQtdPtr;\r | |
1120 | EHCI_QTD_ENTITY *AltQtdPtr;\r | |
1121 | UINTN DataCount;\r | |
1122 | UINTN CapacityOfQtd;\r | |
1123 | UINTN SizePerQtd;\r | |
1124 | \r | |
1125 | Status = EFI_SUCCESS;\r | |
1126 | QtdPtr = NULL;\r | |
1127 | PreQtdPtr = NULL;\r | |
1128 | FirstQtdPtr = NULL;\r | |
1129 | AltQtdPtr = NULL;\r | |
1130 | CapacityOfQtd = 0;\r | |
1131 | \r | |
1132 | DataCount = DataLen;\r | |
1133 | while (DataCount > 0) {\r | |
1134 | \r | |
1135 | CapacityOfQtd = GetCapacityOfQtd (DataCursor);\r | |
1136 | SizePerQtd = DataCount;\r | |
1137 | if (DataCount > CapacityOfQtd) {\r | |
1138 | SizePerQtd = CapacityOfQtd;\r | |
1139 | }\r | |
1140 | \r | |
1141 | Status = CreateDataQtd (\r | |
1142 | HcDev,\r | |
1143 | DataCursor,\r | |
1144 | SizePerQtd,\r | |
1145 | PktId,\r | |
1146 | 0,\r | |
1147 | &QtdPtr\r | |
1148 | );\r | |
1149 | if (EFI_ERROR (Status)) {\r | |
1150 | Status = EFI_OUT_OF_RESOURCES;\r | |
1151 | if (NULL == FirstQtdPtr) {\r | |
1152 | goto exit;\r | |
1153 | } else {\r | |
1154 | goto destory_qtds;\r | |
1155 | }\r | |
1156 | }\r | |
1157 | \r | |
1158 | if (NULL == FirstQtdPtr) {\r | |
1159 | FirstQtdPtr = QtdPtr;\r | |
1160 | } else {\r | |
1161 | LinkQtdToQtd (PreQtdPtr, QtdPtr);\r | |
1162 | }\r | |
1163 | \r | |
1164 | PreQtdPtr = QtdPtr;\r | |
1165 | DataCursor += SizePerQtd;\r | |
1166 | DataCount -= SizePerQtd;\r | |
1167 | }\r | |
1168 | \r | |
1169 | //\r | |
1170 | // Set Alternate Qtd\r | |
1171 | //\r | |
1172 | if (INPUT_PACKET_ID == PktId && 1 < GetNumberOfQtd (FirstQtdPtr)) {\r | |
1173 | Status = CreateAltQtd (\r | |
1174 | HcDev,\r | |
1175 | PktId,\r | |
1176 | &AltQtdPtr\r | |
1177 | );\r | |
1178 | if (EFI_ERROR (Status)) {\r | |
1179 | Status = EFI_OUT_OF_RESOURCES;\r | |
1180 | goto destory_qtds;\r | |
1181 | }\r | |
1182 | \r | |
1183 | LinkQtdsToAltQtd (FirstQtdPtr, AltQtdPtr);\r | |
1184 | }\r | |
1185 | \r | |
1186 | *QtdsHead = FirstQtdPtr;\r | |
1187 | goto exit;\r | |
1188 | \r | |
1189 | destory_qtds:\r | |
1190 | DestoryQtds (HcDev, FirstQtdPtr);\r | |
1191 | exit:\r | |
1192 | return Status;\r | |
1193 | }\r | |
1194 | \r | |
1195 | VOID\r | |
1196 | DestoryQtds (\r | |
1197 | IN USB2_HC_DEV *HcDev,\r | |
1198 | IN EHCI_QTD_ENTITY *FirstQtdPtr\r | |
1199 | )\r | |
1200 | /*++\r | |
1201 | \r | |
1202 | Routine Description:\r | |
1203 | \r | |
1204 | Destory all Qtds in the list\r | |
1205 | \r | |
1206 | Arguments:\r | |
1207 | \r | |
1208 | HcDev - USB2_HC_DEV \r | |
1209 | FirstQtdPtr - A pointer to first Qtd in the list \r | |
1210 | \r | |
1211 | Returns:\r | |
1212 | \r | |
1213 | VOID\r | |
1214 | \r | |
1215 | --*/\r | |
1216 | {\r | |
1217 | EHCI_QTD_ENTITY *PrevQtd;\r | |
1218 | EHCI_QTD_ENTITY *NextQtd;\r | |
1219 | \r | |
1220 | if (!FirstQtdPtr) {\r | |
1221 | goto exit;\r | |
1222 | }\r | |
1223 | \r | |
1224 | PrevQtd = FirstQtdPtr;\r | |
1225 | \r | |
1226 | //\r | |
1227 | // Delete all the Qtds.\r | |
1228 | //\r | |
1229 | do {\r | |
1230 | NextQtd = PrevQtd->Next;\r | |
1231 | EhciFreePool (HcDev, (UINT8 *) PrevQtd, sizeof (EHCI_QTD_ENTITY));\r | |
1232 | PrevQtd = NextQtd;\r | |
1233 | } while (NULL != PrevQtd);\r | |
1234 | \r | |
1235 | exit:\r | |
1236 | return ;\r | |
1237 | }\r | |
1238 | \r | |
1239 | UINTN\r | |
1240 | GetNumberOfQtd (\r | |
1241 | IN EHCI_QTD_ENTITY *FirstQtdPtr\r | |
1242 | )\r | |
1243 | /*++\r | |
1244 | \r | |
1245 | Routine Description:\r | |
1246 | \r | |
1247 | Number of Qtds in the list\r | |
1248 | \r | |
1249 | Arguments:\r | |
1250 | \r | |
1251 | FirstQtdPtr - A pointer to first Qtd in the list\r | |
1252 | \r | |
1253 | Returns:\r | |
1254 | \r | |
1255 | Number of Qtds in the list\r | |
1256 | \r | |
1257 | --*/\r | |
1258 | {\r | |
1259 | UINTN Count;\r | |
1260 | EHCI_QTD_ENTITY *QtdPtr;\r | |
1261 | Count = 0;\r | |
1262 | QtdPtr = FirstQtdPtr;\r | |
1263 | \r | |
1264 | ;\r | |
1265 | \r | |
1266 | while (NULL != QtdPtr) {\r | |
1267 | Count++;\r | |
1268 | QtdPtr = QtdPtr->Next;\r | |
1269 | }\r | |
1270 | \r | |
1271 | return Count;\r | |
1272 | }\r | |
1273 | \r | |
1274 | UINTN\r | |
1275 | GetNumberOfTransaction (\r | |
1276 | IN UINTN SizeOfData,\r | |
1277 | IN UINTN SizeOfTransaction\r | |
1278 | )\r | |
1279 | /*++\r | |
1280 | \r | |
1281 | Routine Description:\r | |
1282 | \r | |
1283 | Number of Transactions in one Qtd\r | |
1284 | \r | |
1285 | Arguments:\r | |
1286 | \r | |
1287 | SizeOfData - Size of one Qtd\r | |
1288 | SizeOfTransaction - Size of one Transaction\r | |
1289 | \r | |
1290 | Returns:\r | |
1291 | \r | |
1292 | Number of Transactions in this Qtd\r | |
1293 | \r | |
1294 | --*/\r | |
1295 | {\r | |
1296 | \r | |
1297 | return ((SizeOfData & (SizeOfTransaction - 1)) ? SizeOfData / SizeOfTransaction + 1 : SizeOfData / SizeOfTransaction);\r | |
1298 | \r | |
1299 | }\r | |
1300 | \r | |
1301 | UINTN\r | |
1302 | GetCapacityOfQtd (\r | |
1303 | IN UINT8 *BufferCursor\r | |
1304 | )\r | |
1305 | /*++\r | |
1306 | \r | |
1307 | Routine Description:\r | |
1308 | \r | |
1309 | Get Size of First Qtd\r | |
1310 | \r | |
1311 | Arguments:\r | |
1312 | \r | |
1313 | BufferCursor - BufferCursor of the Qtd\r | |
1314 | \r | |
1315 | Returns:\r | |
1316 | \r | |
1317 | Size of First Qtd\r | |
1318 | \r | |
1319 | --*/\r | |
1320 | {\r | |
1321 | \r | |
1322 | return (EHCI_MAX_QTD_CAPACITY - (EHCI_BLOCK_SIZE * GetNumberOfTransaction (EFI_PAGE_MASK & GET_0B_TO_31B (BufferCursor), EHCI_BLOCK_SIZE)));\r | |
1323 | \r | |
1324 | }\r | |
1325 | \r | |
1326 | UINTN\r | |
1327 | GetApproxiOfInterval (\r | |
1328 | IN UINTN Interval\r | |
1329 | )\r | |
1330 | /*++\r | |
1331 | \r | |
1332 | Routine Description:\r | |
1333 | \r | |
1334 | Get the approximate value in the 2 index sequence\r | |
1335 | \r | |
1336 | Arguments:\r | |
1337 | \r | |
1338 | Interval - the value of interval\r | |
1339 | \r | |
1340 | Returns:\r | |
1341 | \r | |
1342 | approximate value of interval in the 2 index sequence\r | |
1343 | \r | |
1344 | --*/\r | |
1345 | {\r | |
1346 | UINTN Orignate;\r | |
1347 | UINTN Approxi;\r | |
1348 | \r | |
1349 | Orignate = Interval;\r | |
1350 | Approxi = 1;\r | |
1351 | \r | |
1352 | while (Orignate != 1 && Orignate != 0) {\r | |
1353 | Orignate = Orignate >> 1;\r | |
1354 | Approxi = Approxi << 1;\r | |
1355 | }\r | |
1356 | \r | |
1357 | if (Interval & (Approxi >> 1)) {\r | |
1358 | Approxi = Approxi << 1;\r | |
1359 | }\r | |
1360 | \r | |
1361 | return Approxi;\r | |
1362 | }\r | |
1363 | \r | |
1364 | EHCI_QTD_HW *\r | |
1365 | GetQtdAlternateNextPointer (\r | |
1366 | IN EHCI_QTD_HW *HwQtdPtr\r | |
1367 | )\r | |
1368 | /*++\r | |
1369 | \r | |
1370 | Routine Description:\r | |
1371 | \r | |
1372 | Get Qtd alternate next pointer field\r | |
1373 | \r | |
1374 | Arguments:\r | |
1375 | \r | |
1376 | HwQtdPtr - A pointer to hardware Qtd structure\r | |
1377 | \r | |
1378 | Returns:\r | |
1379 | \r | |
1380 | A pointer to hardware alternate Qtd\r | |
1381 | \r | |
1382 | --*/\r | |
1383 | {\r | |
1384 | EHCI_QTD_HW *Value;\r | |
1385 | \r | |
1386 | Value = NULL;\r | |
1387 | \r | |
1388 | if (!HwQtdPtr->AltNextQtdTerminate) {\r | |
1389 | Value = (EHCI_QTD_HW *) GET_0B_TO_31B (HwQtdPtr->AltNextQtdPointer << 5);\r | |
1390 | }\r | |
1391 | \r | |
1392 | return Value;\r | |
1393 | }\r | |
1394 | \r | |
1395 | EHCI_QTD_HW *\r | |
1396 | GetQtdNextPointer (\r | |
1397 | IN EHCI_QTD_HW *HwQtdPtr\r | |
1398 | )\r | |
1399 | /*++\r | |
1400 | \r | |
1401 | Routine Description:\r | |
1402 | \r | |
1403 | Get Qtd next pointer field\r | |
1404 | \r | |
1405 | Arguments:\r | |
1406 | \r | |
1407 | HwQtdPtr - A pointer to hardware Qtd structure\r | |
1408 | \r | |
1409 | Returns:\r | |
1410 | \r | |
1411 | A pointer to next hardware Qtd structure\r | |
1412 | \r | |
1413 | --*/\r | |
1414 | {\r | |
1415 | EHCI_QTD_HW *Value;\r | |
1416 | \r | |
1417 | Value = NULL;\r | |
1418 | \r | |
1419 | if (!HwQtdPtr->NextQtdTerminate) {\r | |
1420 | Value = (EHCI_QTD_HW *) GET_0B_TO_31B (HwQtdPtr->NextQtdPointer << 5);\r | |
1421 | }\r | |
1422 | \r | |
1423 | return Value;\r | |
1424 | }\r | |
1425 | \r | |
1426 | VOID LinkQtdToQtd (\r | |
1427 | IN EHCI_QTD_ENTITY * PreQtdPtr, \r | |
1428 | IN EHCI_QTD_ENTITY * QtdPtr\r | |
1429 | )\r | |
1430 | /*++\r | |
1431 | \r | |
1432 | Routine Description:\r | |
1433 | \r | |
1434 | Link Qtds together\r | |
1435 | \r | |
1436 | Arguments:\r | |
1437 | \r | |
1438 | PreQtdPtr - A pointer to pre Qtd\r | |
1439 | QtdPtr - A pointer to next Qtd\r | |
1440 | \r | |
1441 | Returns:\r | |
1442 | \r | |
1443 | VOID\r | |
1444 | \r | |
1445 | --*/\r | |
1446 | {\r | |
1447 | EHCI_QTD_HW *QtdHwPtr;\r | |
1448 | \r | |
1449 | ASSERT(PreQtdPtr);\r | |
1450 | ASSERT(QtdPtr);\r | |
1451 | \r | |
1452 | //\r | |
1453 | // Software link\r | |
1454 | //\r | |
1455 | PreQtdPtr->Next = QtdPtr;\r | |
1456 | QtdPtr->Prev = PreQtdPtr;\r | |
1457 | \r | |
1458 | //\r | |
1459 | // Hardware link\r | |
1460 | //\r | |
1461 | QtdHwPtr = &(QtdPtr->Qtd);\r | |
1462 | PreQtdPtr->Qtd.NextQtdPointer = (UINT32) (GET_0B_TO_31B(QtdHwPtr) >> 5);\r | |
1463 | PreQtdPtr->Qtd.NextQtdTerminate = FALSE;\r | |
1464 | \r | |
1465 | return ;\r | |
1466 | }\r | |
1467 | \r\r | |
1468 | \r | |
1469 | VOID LinkQtdsToAltQtd (\r | |
1470 | IN EHCI_QTD_ENTITY * FirstQtdPtr, \r | |
1471 | IN EHCI_QTD_ENTITY * AltQtdPtr\r | |
1472 | )\r | |
1473 | /*++\r | |
1474 | \r | |
1475 | Routine Description:\r | |
1476 | \r | |
1477 | Link AlterQtds together\r | |
1478 | \r | |
1479 | Arguments:\r | |
1480 | \r | |
1481 | FirstQtdPtr - A pointer to first Qtd in the list\r | |
1482 | AltQtdPtr - A pointer to alternative Qtd\r | |
1483 | \r | |
1484 | Returns:\r | |
1485 | \r | |
1486 | VOID\r | |
1487 | \r | |
1488 | --*/\r | |
1489 | {\r | |
1490 | EHCI_QTD_ENTITY *QtdPtr;\r | |
1491 | EHCI_QTD_HW *AltQtdHwPtr;\r | |
1492 | \r | |
1493 | ASSERT(FirstQtdPtr);\r | |
1494 | ASSERT(AltQtdPtr);\r | |
1495 | \r | |
1496 | AltQtdHwPtr = &(AltQtdPtr->Qtd);\r | |
1497 | QtdPtr = FirstQtdPtr;\r | |
1498 | \r | |
1499 | while (NULL != QtdPtr) {\r | |
1500 | //\r | |
1501 | // Software link\r | |
1502 | //\r | |
1503 | QtdPtr->AltNext = AltQtdPtr;\r | |
1504 | //\r | |
1505 | // Hardware link\r | |
1506 | //\r | |
1507 | QtdPtr->Qtd.AltNextQtdPointer = (UINT32) (GET_0B_TO_31B(AltQtdHwPtr) >> 5);\r | |
1508 | QtdPtr->Qtd.AltNextQtdTerminate = FALSE;\r | |
1509 | QtdPtr = QtdPtr->Next;\r | |
1510 | }\r | |
1511 | \r | |
1512 | return ;\r | |
1513 | }\r | |
1514 | \r | |
1515 | VOID\r | |
1516 | LinkQtdToQh (\r | |
1517 | IN EHCI_QH_ENTITY *QhPtr,\r | |
1518 | IN EHCI_QTD_ENTITY *QtdPtr\r | |
1519 | )\r | |
1520 | /*++\r | |
1521 | \r | |
1522 | Routine Description:\r | |
1523 | \r | |
1524 | Link Qtds list to Qh\r | |
1525 | \r | |
1526 | Arguments:\r | |
1527 | \r | |
1528 | QhPtr - A pointer to Qh\r | |
1529 | QtdPtr - A pointer to first Qtd in the list\r | |
1530 | \r | |
1531 | Returns:\r | |
1532 | \r | |
1533 | VOID\r | |
1534 | \r | |
1535 | --*/\r | |
1536 | {\r | |
1537 | EHCI_QTD_ENTITY *Cursor;\r | |
1538 | EHCI_QTD_HW *QtdHwPtr;\r | |
1539 | \r | |
1540 | ASSERT (QhPtr);\r | |
1541 | ASSERT (QtdPtr);\r | |
1542 | \r | |
1543 | QhPtr->FirstQtdPtr = QtdPtr;\r | |
1544 | if (NULL != QtdPtr->AltNext) {\r | |
1545 | QhPtr->AltQtdPtr = QtdPtr->AltNext;\r | |
1546 | }\r | |
1547 | \r | |
1548 | Cursor = QtdPtr;\r | |
1549 | while (NULL != Cursor) {\r | |
1550 | Cursor->SelfQh = QhPtr;\r | |
1551 | if (NULL == Cursor->Next) {\r | |
1552 | QhPtr->LastQtdPtr = Cursor;\r | |
1553 | }\r | |
1554 | \r | |
1555 | Cursor = Cursor->Next;\r | |
1556 | }\r | |
1557 | \r | |
1558 | QtdHwPtr = &(QtdPtr->Qtd);\r | |
1559 | QhPtr->Qh.NextQtdPointer = (UINT32) (GET_0B_TO_31B (QtdHwPtr) >> 5);\r | |
1560 | QhPtr->Qh.NextQtdTerminate = FALSE;\r | |
1561 | \r | |
1562 | return ;\r | |
1563 | }\r | |
1564 | \r | |
1565 | EFI_STATUS\r | |
1566 | LinkQhToAsyncList (\r | |
1567 | IN USB2_HC_DEV *HcDev,\r | |
1568 | IN EHCI_QH_ENTITY *QhPtr\r | |
1569 | )\r | |
1570 | /*++\r | |
1571 | \r | |
1572 | Routine Description:\r | |
1573 | \r | |
1574 | Link Qh to Async Schedule List\r | |
1575 | \r | |
1576 | Arguments:\r | |
1577 | \r | |
1578 | HcDev - USB2_HC_DEV \r | |
1579 | QhPtr - A pointer to Qh\r | |
1580 | \r | |
1581 | Returns:\r | |
1582 | \r | |
1583 | EFI_SUCCESS Success\r | |
1584 | EFI_DEVICE_ERROR Fail\r | |
1585 | \r | |
1586 | --*/\r | |
1587 | {\r | |
1588 | EFI_STATUS Status;\r | |
1589 | \r | |
1590 | ASSERT (HcDev);\r | |
1591 | ASSERT (QhPtr);\r | |
1592 | \r | |
1593 | QhPtr->Qh.HeadReclamationFlag = TRUE;\r | |
1594 | \r | |
1595 | Status = SetAsyncListAddr (HcDev, QhPtr);\r | |
1596 | if (EFI_ERROR (Status)) {\r | |
1597 | Status = EFI_DEVICE_ERROR;\r | |
1598 | goto exit;\r | |
1599 | }\r | |
1600 | \r | |
1601 | if (!IsAsyncScheduleEnabled (HcDev)) {\r | |
1602 | \r | |
1603 | Status = EnableAsynchronousSchedule (HcDev);\r | |
1604 | if (EFI_ERROR (Status)) {\r | |
1605 | Status = EFI_DEVICE_ERROR;\r | |
1606 | goto exit;\r | |
1607 | }\r | |
1608 | \r | |
1609 | Status = WaitForAsyncScheduleEnable (HcDev, EHCI_GENERIC_TIMEOUT);\r | |
1610 | if (EFI_ERROR (Status)) {\r | |
1611 | DEBUG ((gEHCDebugLevel, "WaitForAsyncScheduleEnable TimeOut"));\r | |
1612 | Status = EFI_TIMEOUT;\r | |
1613 | goto exit;\r | |
1614 | }\r | |
1615 | \r | |
1616 | if (IsEhcHalted (HcDev)) {\r | |
1617 | Status = StartScheduleExecution (HcDev);\r | |
1618 | if (EFI_ERROR (Status)) {\r | |
1619 | Status = EFI_DEVICE_ERROR;\r | |
1620 | }\r | |
1621 | }\r | |
1622 | \r | |
1623 | }\r | |
1624 | \r | |
1625 | exit:\r | |
1626 | return Status;\r | |
1627 | }\r | |
1628 | \r | |
1629 | EFI_STATUS\r | |
1630 | UnlinkQhFromAsyncList (\r | |
1631 | IN USB2_HC_DEV *HcDev,\r | |
1632 | IN EHCI_QH_ENTITY *QhPtr\r | |
1633 | )\r | |
1634 | /*++\r | |
1635 | \r | |
1636 | Routine Description:\r | |
1637 | \r | |
1638 | Unlink Qh from Async Schedule List\r | |
1639 | \r | |
1640 | Arguments:\r | |
1641 | \r | |
1642 | HcDev - USB2_HC_DEV \r | |
1643 | QhPtr - A pointer to Qh\r | |
1644 | \r | |
1645 | Returns:\r | |
1646 | \r | |
1647 | EFI_SUCCESS Success\r | |
1648 | EFI_DEVICE_ERROR Fail\r | |
1649 | \r | |
1650 | --*/\r | |
1651 | {\r | |
1652 | EFI_STATUS Status;\r | |
1653 | \r | |
1654 | Status = EFI_SUCCESS;\r | |
1655 | \r | |
1656 | ASSERT (HcDev);\r | |
1657 | ASSERT (QhPtr);\r | |
1658 | \r | |
1659 | if (QhPtr == QhPtr->Next) {\r | |
1660 | \r | |
1661 | Status = DisableAsynchronousSchedule (HcDev);\r | |
1662 | if (EFI_ERROR (Status)) {\r | |
1663 | Status = EFI_DEVICE_ERROR;\r | |
1664 | goto exit;\r | |
1665 | }\r | |
1666 | \r | |
1667 | Status = WaitForAsyncScheduleDisable (HcDev, EHCI_GENERIC_TIMEOUT);\r | |
1668 | if (EFI_ERROR (Status)) {\r | |
1669 | DEBUG ((gEHCErrorLevel, "WaitForAsyncScheduleDisable TimeOut\n"));\r | |
1670 | Status = EFI_TIMEOUT;\r | |
1671 | goto exit;\r | |
1672 | }\r | |
1673 | \r | |
1674 | }\r | |
1675 | \r | |
1676 | exit:\r | |
1677 | return Status;\r | |
1678 | }\r | |
1679 | \r | |
1680 | VOID\r | |
1681 | LinkQhToPeriodicList (\r | |
1682 | IN USB2_HC_DEV *HcDev,\r | |
1683 | IN EHCI_QH_ENTITY *QhPtr\r | |
1684 | )\r | |
1685 | /*++\r | |
1686 | \r | |
1687 | Routine Description:\r | |
1688 | \r | |
1689 | Link Qh to Periodic Schedule List\r | |
1690 | \r | |
1691 | Arguments:\r | |
1692 | \r | |
1693 | HcDev - USB2_HC_DEV \r | |
1694 | QhPtr - A pointer to Qh\r | |
1695 | \r | |
1696 | Returns:\r | |
1697 | \r | |
1698 | VOID\r | |
1699 | \r | |
1700 | --*/\r | |
1701 | {\r | |
1702 | FRAME_LIST_ENTRY *FrameEntryPtr;\r | |
1703 | EHCI_QH_ENTITY *FindQhPtr;\r | |
1704 | EHCI_QH_HW *FindQhHwPtr;\r | |
1705 | UINTN FrameIndex;\r | |
1706 | \r | |
1707 | ASSERT (HcDev);\r | |
1708 | ASSERT (QhPtr);\r | |
1709 | \r | |
1710 | FindQhPtr = NULL;\r | |
1711 | FindQhHwPtr = NULL;\r | |
1712 | FrameIndex = 0;\r | |
1713 | FrameEntryPtr = (FRAME_LIST_ENTRY *) HcDev->PeriodicFrameListBuffer;\r | |
1714 | \r | |
1715 | QhPtr->Qh.HeadReclamationFlag = FALSE;\r | |
1716 | \r | |
1717 | if (QhPtr->TransferType == ASYNC_INTERRUPT_TRANSFER) {\r | |
1718 | \r | |
1719 | //\r | |
1720 | // AsyncInterruptTransfer Qh\r | |
1721 | //\r | |
1722 | \r | |
1723 | //\r | |
1724 | // Link to Frame[0] List\r | |
1725 | //\r | |
1726 | if (!FrameEntryPtr->LinkTerminate) {\r | |
1727 | //\r | |
1728 | // Not Null FrameList\r | |
1729 | //\r | |
1730 | FindQhHwPtr = (EHCI_QH_HW *) GET_0B_TO_31B (FrameEntryPtr->LinkPointer << 5);\r | |
1731 | FindQhPtr = (EHCI_QH_ENTITY *) GET_QH_ENTITY_ADDR (FindQhHwPtr);\r | |
1732 | //\r | |
1733 | // FindQh is Left/Right to Qh\r | |
1734 | //\r | |
1735 | while ((NULL != FindQhPtr->Next) && (FindQhPtr->Interval > QhPtr->Interval)) {\r | |
1736 | FindQhPtr = FindQhPtr->Next;\r | |
1737 | }\r | |
1738 | \r | |
1739 | if (FindQhPtr->Interval == QhPtr->Interval) {\r | |
1740 | //\r | |
1741 | // Link Qh after FindQh\r | |
1742 | //\r | |
1743 | if (NULL != FindQhPtr->Next) {\r | |
1744 | FindQhPtr->Next->Prev = QhPtr;\r | |
1745 | QhPtr->Qh.QhHorizontalPointer = (UINT32) GET_0B_TO_31B (&(FindQhPtr->Next->Qh) >> 5);\r | |
1746 | QhPtr->Qh.SelectType = QH_SELECT_TYPE;\r | |
1747 | QhPtr->Qh.QhTerminate = FALSE;\r | |
1748 | }\r | |
1749 | \r | |
1750 | FindQhPtr->Qh.QhHorizontalPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Qh) >> 5);\r | |
1751 | FindQhPtr->Qh.SelectType = QH_SELECT_TYPE;\r | |
1752 | FindQhPtr->Qh.QhTerminate = FALSE;\r | |
1753 | \r | |
1754 | QhPtr->Prev = FindQhPtr;\r | |
1755 | QhPtr->Next = FindQhPtr->Next;\r | |
1756 | FindQhPtr->Next = QhPtr;\r | |
1757 | } else if (FindQhPtr->Interval < QhPtr->Interval) {\r | |
1758 | //\r | |
1759 | // Link Qh before FindQh\r | |
1760 | //\r | |
1761 | if (NULL == FindQhPtr->Prev) {\r | |
1762 | //\r | |
1763 | // Qh is the First one in Frame[0] List\r | |
1764 | //\r | |
1765 | FrameEntryPtr->LinkPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Qh) >> 5);\r | |
1766 | FrameEntryPtr->SelectType = QH_SELECT_TYPE;\r | |
1767 | FrameEntryPtr->LinkTerminate = FALSE;\r | |
1768 | } else {\r | |
1769 | //\r | |
1770 | // Qh is not the First one in Frame[0] List\r | |
1771 | //\r | |
1772 | FindQhPtr->Prev->Next = QhPtr;\r | |
1773 | FindQhPtr->Prev->Qh.QhHorizontalPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Qh) >> 5);\r | |
1774 | FindQhPtr->Prev->Qh.SelectType = QH_SELECT_TYPE;\r | |
1775 | FindQhPtr->Prev->Qh.QhTerminate = FALSE;\r | |
1776 | }\r | |
1777 | \r | |
1778 | QhPtr->Qh.QhHorizontalPointer = (UINT32) GET_0B_TO_31B (&(FindQhPtr->Qh) >> 5);\r | |
1779 | QhPtr->Qh.SelectType = QH_SELECT_TYPE;\r | |
1780 | QhPtr->Qh.QhTerminate = FALSE;\r | |
1781 | \r | |
1782 | QhPtr->Next = FindQhPtr;\r | |
1783 | QhPtr->Prev = FindQhPtr->Prev;\r | |
1784 | FindQhPtr->Prev = QhPtr;\r | |
1785 | } else {\r | |
1786 | //\r | |
1787 | // Link Qh after FindQh, Qh is the Last one\r | |
1788 | //\r | |
1789 | FindQhPtr->Qh.QhHorizontalPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Qh) >> 5);\r | |
1790 | FindQhPtr->Prev->Qh.SelectType = QH_SELECT_TYPE;\r | |
1791 | FindQhPtr->Qh.QhTerminate = FALSE;\r | |
1792 | \r | |
1793 | QhPtr->Prev = FindQhPtr;\r | |
1794 | QhPtr->Next = NULL;\r | |
1795 | FindQhPtr->Next = QhPtr;\r | |
1796 | }\r | |
1797 | } else {\r | |
1798 | //\r | |
1799 | // Null FrameList\r | |
1800 | //\r | |
1801 | FrameEntryPtr->LinkPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Qh) >> 5);\r | |
1802 | FrameEntryPtr->SelectType = QH_SELECT_TYPE;\r | |
1803 | FrameEntryPtr->LinkTerminate = FALSE;\r | |
1804 | }\r | |
1805 | //\r | |
1806 | // Other Frame[X]\r | |
1807 | //\r | |
1808 | if (NULL == QhPtr->Prev) {\r | |
1809 | //\r | |
1810 | // Qh is the First one in Frame[0] List\r | |
1811 | //\r | |
1812 | FrameIndex += QhPtr->Interval;\r | |
1813 | while (FrameIndex < HcDev->PeriodicFrameListLength) {\r | |
1814 | FrameEntryPtr = (FRAME_LIST_ENTRY *) (FrameEntryPtr + QhPtr->Interval);\r | |
1815 | FrameEntryPtr->LinkPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Qh) >> 5);\r | |
1816 | FrameEntryPtr->SelectType = QH_SELECT_TYPE;\r | |
1817 | FrameEntryPtr->LinkTerminate = FALSE;\r | |
1818 | FrameIndex += QhPtr->Interval;\r | |
1819 | }\r | |
1820 | } else if (QhPtr->Interval < QhPtr->Prev->Interval) {\r | |
1821 | //\r | |
1822 | // Qh is not the First one in Frame[0] List, and Prev.interval > Qh.interval\r | |
1823 | //\r | |
1824 | FrameIndex += QhPtr->Interval;\r | |
1825 | while (FrameIndex < HcDev->PeriodicFrameListLength) {\r | |
1826 | FrameEntryPtr = (FRAME_LIST_ENTRY *) (FrameEntryPtr + QhPtr->Interval);\r | |
1827 | if ((FrameIndex % QhPtr->Prev->Interval) != 0) {\r | |
1828 | FrameEntryPtr->LinkPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Qh) >> 5);\r | |
1829 | FrameEntryPtr->SelectType = QH_SELECT_TYPE;\r | |
1830 | FrameEntryPtr->LinkTerminate = FALSE;\r | |
1831 | }\r | |
1832 | \r | |
1833 | FrameIndex += QhPtr->Interval;\r | |
1834 | }\r | |
1835 | }\r | |
1836 | } else {\r | |
1837 | \r | |
1838 | //\r | |
1839 | // SyncInterruptTransfer Qh\r | |
1840 | //\r | |
1841 | \r | |
1842 | if (!FrameEntryPtr->LinkTerminate) {\r | |
1843 | //\r | |
1844 | // Not Null FrameList\r | |
1845 | //\r | |
1846 | FindQhHwPtr = (EHCI_QH_HW *) GET_0B_TO_31B (FrameEntryPtr->LinkPointer << 5);\r | |
1847 | FindQhPtr = (EHCI_QH_ENTITY *) GET_QH_ENTITY_ADDR (FindQhHwPtr);\r | |
1848 | //\r | |
1849 | // FindQh is Last Qh in the Asynchronous List, Link Qh after FindQh\r | |
1850 | //\r | |
1851 | while (NULL != FindQhPtr->Next) {\r | |
1852 | FindQhPtr = FindQhPtr->Next;\r | |
1853 | }\r | |
1854 | \r | |
1855 | FindQhPtr->Qh.QhHorizontalPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Qh) >> 5);\r | |
1856 | FindQhPtr->Qh.SelectType = QH_SELECT_TYPE;\r | |
1857 | FindQhPtr->Qh.QhTerminate = FALSE;\r | |
1858 | \r | |
1859 | FindQhPtr->Next = QhPtr;\r | |
1860 | QhPtr->Prev = FindQhPtr;\r | |
1861 | } else {\r | |
1862 | //\r | |
1863 | // Null FrameList\r | |
1864 | //\r | |
1865 | FrameEntryPtr->LinkPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Qh) >> 5);\r | |
1866 | FrameEntryPtr->SelectType = QH_SELECT_TYPE;\r | |
1867 | FrameEntryPtr->LinkTerminate = FALSE;\r | |
1868 | }\r | |
1869 | }\r | |
1870 | \r | |
1871 | return ;\r | |
1872 | }\r | |
1873 | \r | |
1874 | VOID\r | |
1875 | UnlinkQhFromPeriodicList (\r | |
1876 | IN USB2_HC_DEV *HcDev,\r | |
1877 | IN EHCI_QH_ENTITY *QhPtr,\r | |
1878 | IN UINTN Interval\r | |
1879 | )\r | |
1880 | /*++\r | |
1881 | \r | |
1882 | Routine Description:\r | |
1883 | \r | |
1884 | Unlink Qh from Periodic Schedule List\r | |
1885 | \r | |
1886 | Arguments:\r | |
1887 | \r | |
1888 | HcDev - USB2_HC_DEV \r | |
1889 | QhPtr - A pointer to Qh\r | |
1890 | Interval - Interval of this periodic transfer\r | |
1891 | \r | |
1892 | Returns:\r | |
1893 | \r | |
1894 | VOID\r | |
1895 | \r | |
1896 | --*/\r | |
1897 | {\r | |
1898 | FRAME_LIST_ENTRY *FrameEntryPtr;\r | |
1899 | UINTN FrameIndex;\r | |
1900 | \r | |
1901 | FrameIndex = 0;\r | |
1902 | \r | |
1903 | ASSERT (HcDev);\r | |
1904 | ASSERT (QhPtr);\r | |
1905 | \r | |
1906 | FrameIndex = 0;\r | |
1907 | FrameEntryPtr = (FRAME_LIST_ENTRY *) HcDev->PeriodicFrameListBuffer;\r | |
1908 | \r | |
1909 | if (QhPtr->TransferType == ASYNC_INTERRUPT_TRANSFER) {\r | |
1910 | \r | |
1911 | //\r | |
1912 | // AsyncInterruptTransfer Qh\r | |
1913 | //\r | |
1914 | \r | |
1915 | if (NULL == QhPtr->Prev) {\r | |
1916 | //\r | |
1917 | // Qh is the First one on Frame[0] List\r | |
1918 | //\r | |
1919 | if (NULL == QhPtr->Next) {\r | |
1920 | //\r | |
1921 | // Only one on Frame[0] List\r | |
1922 | //\r | |
1923 | while (FrameIndex < HcDev->PeriodicFrameListLength) {\r | |
1924 | FrameEntryPtr->LinkPointer = 0;\r | |
1925 | FrameEntryPtr->SelectType = 0;\r | |
1926 | FrameEntryPtr->LinkTerminate = TRUE;\r | |
1927 | FrameEntryPtr += Interval;\r | |
1928 | FrameIndex += Interval;\r | |
1929 | }\r | |
1930 | } else {\r | |
1931 | while (FrameIndex < HcDev->PeriodicFrameListLength) {\r | |
1932 | FrameEntryPtr->LinkPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Next->Qh) >> 5);\r | |
1933 | FrameEntryPtr->SelectType = QH_SELECT_TYPE;\r | |
1934 | FrameEntryPtr->LinkTerminate = FALSE;\r | |
1935 | FrameEntryPtr += Interval;\r | |
1936 | FrameIndex += Interval;\r | |
1937 | }\r | |
1938 | }\r | |
1939 | } else {\r | |
1940 | \r | |
1941 | //\r | |
1942 | // Not First one on Frame[0] List\r | |
1943 | //\r | |
1944 | if (NULL == QhPtr->Next) {\r | |
1945 | //\r | |
1946 | // Qh is the Last one on Frame[0] List\r | |
1947 | //\r | |
1948 | QhPtr->Prev->Qh.QhHorizontalPointer = 0;\r | |
1949 | QhPtr->Prev->Qh.SelectType = 0;\r | |
1950 | QhPtr->Prev->Qh.QhTerminate = TRUE;\r | |
1951 | } else {\r | |
1952 | QhPtr->Prev->Qh.QhHorizontalPointer = (UINT32) GET_0B_TO_31B (&(QhPtr->Next->Qh) >> 5);\r | |
1953 | QhPtr->Prev->Qh.SelectType = QH_SELECT_TYPE;\r | |
1954 | QhPtr->Prev->Qh.QhTerminate = FALSE;\r | |
1955 | }\r | |
1956 | \r | |
1957 | if (Interval == QhPtr->Prev->Interval) {\r | |
1958 | //\r | |
1959 | // Interval is the same as Prev\r | |
1960 | // Not involed Frame[X]\r | |
1961 | //\r | |
1962 | } else {\r | |
1963 | //\r | |
1964 | // Other Frame[X]\r | |
1965 | //\r | |
1966 | while (FrameIndex < HcDev->PeriodicFrameListLength) {\r | |
1967 | if ((FrameIndex % QhPtr->Prev->Interval) != 0) {\r | |
1968 | FrameEntryPtr->LinkPointer = QhPtr->Prev->Qh.QhHorizontalPointer;\r | |
1969 | FrameEntryPtr->SelectType = QhPtr->Prev->Qh.SelectType;\r | |
1970 | FrameEntryPtr->LinkTerminate = QhPtr->Prev->Qh.QhTerminate;\r | |
1971 | }\r | |
1972 | FrameEntryPtr += Interval;\r | |
1973 | FrameIndex += Interval;\r | |
1974 | }\r | |
1975 | }\r | |
1976 | }\r | |
1977 | \r | |
1978 | if (NULL != QhPtr->Next) {\r | |
1979 | QhPtr->Next->Prev = QhPtr->Prev;\r | |
1980 | }\r | |
1981 | \r | |
1982 | if (NULL != QhPtr->Prev) {\r | |
1983 | QhPtr->Prev->Next = QhPtr->Next;\r | |
1984 | }\r | |
1985 | } else {\r | |
1986 | //\r | |
1987 | // SyncInterruptTransfer Qh\r | |
1988 | //\r | |
1989 | if (NULL == QhPtr->Prev) {\r | |
1990 | //\r | |
1991 | // Qh is the only one Qh on Frame[0] List\r | |
1992 | //\r | |
1993 | FrameEntryPtr->LinkPointer = 0;\r | |
1994 | FrameEntryPtr->SelectType = 0;\r | |
1995 | FrameEntryPtr->LinkTerminate = TRUE;\r | |
1996 | } else {\r | |
1997 | QhPtr->Prev->Qh.QhHorizontalPointer = 0;\r | |
1998 | QhPtr->Prev->Qh.SelectType = 0;\r | |
1999 | QhPtr->Prev->Qh.QhTerminate = TRUE;\r | |
2000 | }\r | |
2001 | \r | |
2002 | if (NULL != QhPtr->Prev) {\r | |
2003 | QhPtr->Prev->Next = NULL;\r | |
2004 | }\r | |
2005 | }\r | |
2006 | \r | |
2007 | return ;\r | |
2008 | }\r | |
2009 | \r | |
2010 | VOID\r | |
2011 | LinkToAsyncReqeust (\r | |
2012 | IN USB2_HC_DEV *HcDev,\r | |
2013 | IN EHCI_ASYNC_REQUEST *AsyncRequestPtr\r | |
2014 | )\r | |
2015 | /*++\r | |
2016 | \r | |
2017 | Routine Description:\r | |
2018 | \r | |
2019 | Llink AsyncRequest Entry to Async Request List\r | |
2020 | \r | |
2021 | Arguments:\r | |
2022 | \r | |
2023 | HcDev - USB2_HC_DEV \r | |
2024 | AsyncRequestPtr - A pointer to Async Request Entry\r | |
2025 | \r | |
2026 | Returns:\r | |
2027 | \r | |
2028 | VOID\r | |
2029 | \r | |
2030 | --*/\r | |
2031 | {\r | |
2032 | EHCI_ASYNC_REQUEST *CurrentPtr;\r | |
2033 | \r | |
2034 | CurrentPtr = HcDev->AsyncRequestList;\r | |
2035 | HcDev->AsyncRequestList = AsyncRequestPtr;\r | |
2036 | AsyncRequestPtr->Prev = NULL;\r | |
2037 | AsyncRequestPtr->Next = CurrentPtr;\r | |
2038 | \r | |
2039 | if (NULL != CurrentPtr) {\r | |
2040 | CurrentPtr->Prev = AsyncRequestPtr;\r | |
2041 | }\r | |
2042 | \r | |
2043 | return ;\r | |
2044 | }\r | |
2045 | \r | |
2046 | VOID\r | |
2047 | UnlinkFromAsyncReqeust (\r | |
2048 | IN USB2_HC_DEV *HcDev,\r | |
2049 | IN EHCI_ASYNC_REQUEST *AsyncRequestPtr\r | |
2050 | )\r | |
2051 | /*++\r | |
2052 | \r | |
2053 | Routine Description:\r | |
2054 | \r | |
2055 | Unlink AsyncRequest Entry from Async Request List\r | |
2056 | \r | |
2057 | Arguments:\r | |
2058 | \r | |
2059 | HcDev - USB2_HC_DEV \r | |
2060 | AsyncRequestPtr - A pointer to Async Request Entry\r | |
2061 | \r | |
2062 | Returns:\r | |
2063 | \r | |
2064 | VOID\r | |
2065 | \r | |
2066 | --*/\r | |
2067 | {\r | |
2068 | if (NULL == AsyncRequestPtr->Prev) {\r | |
2069 | HcDev->AsyncRequestList = AsyncRequestPtr->Next;\r | |
2070 | if (NULL != AsyncRequestPtr->Next) {\r | |
2071 | AsyncRequestPtr->Next->Prev = NULL;\r | |
2072 | }\r | |
2073 | } else {\r | |
2074 | AsyncRequestPtr->Prev->Next = AsyncRequestPtr->Next;\r | |
2075 | if (NULL != AsyncRequestPtr->Next) {\r | |
2076 | AsyncRequestPtr->Next->Prev = AsyncRequestPtr->Prev;\r | |
2077 | }\r | |
2078 | }\r | |
2079 | \r | |
2080 | return ;\r | |
2081 | }\r | |
2082 | \r | |
2083 | VOID\r | |
2084 | SetQtdBufferPointer (\r | |
2085 | IN EHCI_QTD_HW *QtdHwPtr,\r | |
2086 | IN VOID *DataPtr,\r | |
2087 | IN UINTN DataLen\r | |
2088 | )\r | |
2089 | /*++\r | |
2090 | \r | |
2091 | Routine Description:\r | |
2092 | \r | |
2093 | Set data buffer pointers in Qtd\r | |
2094 | \r | |
2095 | Arguments:\r | |
2096 | \r | |
2097 | QtdHwPtr - A pointer to Qtd hardware structure \r | |
2098 | DataPtr - A pointer to user data buffer\r | |
2099 | DataLen - Length of the user data buffer\r | |
2100 | \r | |
2101 | Returns:\r | |
2102 | \r | |
2103 | VOID\r | |
2104 | \r | |
2105 | --*/\r | |
2106 | {\r | |
2107 | UINTN RemainLen;\r | |
2108 | \r | |
2109 | RemainLen = DataLen;\r | |
2110 | ASSERT (QtdHwPtr);\r | |
2111 | \r | |
2112 | //\r | |
2113 | // Set BufferPointer0, ExtBufferPointer0 and Offset\r | |
2114 | //\r | |
2115 | QtdHwPtr->BufferPointer0 = (UINT32) (GET_0B_TO_31B (DataPtr) >> 12);\r | |
2116 | QtdHwPtr->CurrentOffset = (UINT32) (GET_0B_TO_31B (DataPtr) & EFI_PAGE_MASK);\r | |
2117 | QtdHwPtr->ExtBufferPointer0 = (UINT32) GET_32B_TO_63B (DataPtr);\r | |
2118 | \r | |
2119 | //\r | |
2120 | // Set BufferPointer1 and ExtBufferPointer1\r | |
2121 | //\r | |
2122 | RemainLen = RemainLen > (EFI_PAGE_SIZE - QtdHwPtr->CurrentOffset) ? (RemainLen - (EFI_PAGE_SIZE - QtdHwPtr->CurrentOffset)) : 0;\r | |
2123 | if (RemainLen == 0) {\r | |
2124 | goto exit;\r | |
2125 | }\r | |
2126 | \r | |
2127 | QtdHwPtr->BufferPointer1 = QtdHwPtr->BufferPointer0 + 1;\r | |
2128 | QtdHwPtr->ExtBufferPointer1 = QtdHwPtr->ExtBufferPointer0;\r | |
2129 | \r | |
2130 | //\r | |
2131 | // Set BufferPointer2 and ExtBufferPointer2\r | |
2132 | //\r | |
2133 | RemainLen = RemainLen > EFI_PAGE_SIZE ? (RemainLen - EFI_PAGE_SIZE) : 0;\r | |
2134 | if (RemainLen == 0) {\r | |
2135 | goto exit;\r | |
2136 | }\r | |
2137 | \r | |
2138 | QtdHwPtr->BufferPointer2 = QtdHwPtr->BufferPointer1 + 1;\r | |
2139 | QtdHwPtr->ExtBufferPointer2 = QtdHwPtr->ExtBufferPointer0;\r | |
2140 | \r | |
2141 | //\r | |
2142 | // Set BufferPointer3 and ExtBufferPointer3\r | |
2143 | //\r | |
2144 | RemainLen = RemainLen > EFI_PAGE_SIZE ? (RemainLen - EFI_PAGE_SIZE) : 0;\r | |
2145 | if (RemainLen == 0) {\r | |
2146 | goto exit;\r | |
2147 | }\r | |
2148 | \r | |
2149 | QtdHwPtr->BufferPointer3 = QtdHwPtr->BufferPointer2 + 1;\r | |
2150 | QtdHwPtr->ExtBufferPointer3 = QtdHwPtr->ExtBufferPointer0;\r | |
2151 | \r | |
2152 | //\r | |
2153 | // Set BufferPointer4 and ExtBufferPointer4\r | |
2154 | //\r | |
2155 | RemainLen = RemainLen > EFI_PAGE_SIZE ? (RemainLen - EFI_PAGE_SIZE) : 0;\r | |
2156 | if (RemainLen == 0) {\r | |
2157 | goto exit;\r | |
2158 | }\r | |
2159 | \r | |
2160 | QtdHwPtr->BufferPointer4 = QtdHwPtr->BufferPointer3 + 1;\r | |
2161 | QtdHwPtr->ExtBufferPointer4 = QtdHwPtr->ExtBufferPointer0;\r | |
2162 | \r | |
2163 | exit:\r | |
2164 | return ;\r | |
2165 | }\r | |
2166 | \r | |
2167 | BOOLEAN\r | |
2168 | IsQtdStatusActive (\r | |
2169 | IN EHCI_QTD_HW *HwQtdPtr\r | |
2170 | )\r | |
2171 | /*++\r | |
2172 | \r | |
2173 | Routine Description:\r | |
2174 | \r | |
2175 | Whether Qtd status is active or not\r | |
2176 | \r | |
2177 | Arguments:\r | |
2178 | \r | |
2179 | HwQtdPtr - A pointer to hardware Qtd structure\r | |
2180 | \r | |
2181 | Returns:\r | |
2182 | \r | |
2183 | TRUE Active\r | |
2184 | FALSE Inactive\r | |
2185 | \r | |
2186 | --*/\r | |
2187 | {\r | |
2188 | UINT8 QtdStatus;\r | |
2189 | BOOLEAN Value;\r | |
2190 | \r | |
2191 | QtdStatus = (UINT8) (HwQtdPtr->Status);\r | |
2192 | Value = (BOOLEAN) (QtdStatus & QTD_STATUS_ACTIVE);\r | |
2193 | \r | |
2194 | return Value;\r | |
2195 | }\r | |
2196 | \r | |
2197 | BOOLEAN\r | |
2198 | IsQtdStatusHalted (\r | |
2199 | IN EHCI_QTD_HW *HwQtdPtr\r | |
2200 | )\r | |
2201 | /*++\r | |
2202 | \r | |
2203 | Routine Description:\r | |
2204 | \r | |
2205 | Whether Qtd status is halted or not\r | |
2206 | \r | |
2207 | Arguments:\r | |
2208 | \r | |
2209 | HwQtdPtr - A pointer to hardware Qtd structure\r | |
2210 | \r | |
2211 | Returns:\r | |
2212 | \r | |
2213 | TRUE Halted\r | |
2214 | FALSE Not halted\r | |
2215 | \r | |
2216 | --*/\r | |
2217 | {\r | |
2218 | UINT8 QtdStatus;\r | |
2219 | BOOLEAN Value;\r | |
2220 | \r | |
2221 | QtdStatus = (UINT8) (HwQtdPtr->Status);\r | |
2222 | Value = (BOOLEAN) (QtdStatus & QTD_STATUS_HALTED);\r | |
2223 | \r | |
2224 | return Value;\r | |
2225 | }\r | |
2226 | \r | |
2227 | BOOLEAN\r | |
2228 | IsQtdStatusBufferError (\r | |
2229 | IN EHCI_QTD_HW *HwQtdPtr\r | |
2230 | )\r | |
2231 | /*++\r | |
2232 | \r | |
2233 | Routine Description:\r | |
2234 | \r | |
2235 | Whether Qtd status is buffer error or not\r | |
2236 | \r | |
2237 | Arguments:\r | |
2238 | \r | |
2239 | HwQtdPtr - A pointer to hardware Qtd structure\r | |
2240 | \r | |
2241 | Returns:\r | |
2242 | \r | |
2243 | TRUE Buffer error\r | |
2244 | FALSE No buffer error\r | |
2245 | \r | |
2246 | --*/\r | |
2247 | {\r | |
2248 | UINT8 QtdStatus;\r | |
2249 | BOOLEAN Value;\r | |
2250 | \r | |
2251 | QtdStatus = (UINT8) (HwQtdPtr->Status);\r | |
2252 | Value = (BOOLEAN) (QtdStatus & QTD_STATUS_BUFFER_ERR);\r | |
2253 | \r | |
2254 | return Value;\r | |
2255 | }\r | |
2256 | \r | |
2257 | BOOLEAN\r | |
2258 | IsQtdStatusBabbleError (\r | |
2259 | IN EHCI_QTD_HW *HwQtdPtr\r | |
2260 | )\r | |
2261 | /*++\r | |
2262 | \r | |
2263 | Routine Description:\r | |
2264 | \r | |
2265 | Whether Qtd status is babble error or not\r | |
2266 | \r | |
2267 | Arguments:\r | |
2268 | \r | |
2269 | HwQtdPtr - A pointer to hardware Qtd structure\r | |
2270 | \r | |
2271 | Returns:\r | |
2272 | \r | |
2273 | TRUE Babble error\r | |
2274 | FALSE No babble error\r | |
2275 | \r | |
2276 | --*/\r | |
2277 | {\r | |
2278 | UINT8 QtdStatus;\r | |
2279 | BOOLEAN Value;\r | |
2280 | \r | |
2281 | QtdStatus = (UINT8) (HwQtdPtr->Status);\r | |
2282 | Value = (BOOLEAN) (QtdStatus & QTD_STATUS_BABBLE_ERR);\r | |
2283 | \r | |
2284 | return Value;\r | |
2285 | }\r | |
2286 | \r | |
2287 | BOOLEAN\r | |
2288 | IsQtdStatusTransactionError (\r | |
2289 | IN EHCI_QTD_HW *HwQtdPtr\r | |
2290 | )\r | |
2291 | /*++\r | |
2292 | \r | |
2293 | Routine Description:\r | |
2294 | \r | |
2295 | Whether Qtd status is transaction error or not\r | |
2296 | \r | |
2297 | Arguments:\r | |
2298 | \r | |
2299 | HwQtdPtr - A pointer to hardware Qtd structure\r | |
2300 | \r | |
2301 | Returns:\r | |
2302 | \r | |
2303 | TRUE Transaction error\r | |
2304 | FALSE No transaction error\r | |
2305 | \r | |
2306 | --*/\r | |
2307 | {\r | |
2308 | UINT8 QtdStatus;\r | |
2309 | BOOLEAN Value;\r | |
2310 | \r | |
2311 | QtdStatus = (UINT8) (HwQtdPtr->Status);\r | |
2312 | Value = (BOOLEAN) (QtdStatus & QTD_STATUS_TRANSACTION_ERR);\r | |
2313 | \r | |
2314 | return Value;\r | |
2315 | }\r | |
2316 | \r | |
2317 | BOOLEAN\r | |
2318 | IsDataInTransfer (\r | |
2319 | IN UINT8 EndPointAddress\r | |
2320 | )\r | |
2321 | /*++\r | |
2322 | \r | |
2323 | Routine Description:\r | |
2324 | \r | |
2325 | Whether is a DataIn direction transfer\r | |
2326 | \r | |
2327 | Arguments:\r | |
2328 | \r | |
2329 | EndPointAddress - address of the endpoint \r | |
2330 | \r | |
2331 | Returns:\r | |
2332 | \r | |
2333 | TRUE DataIn\r | |
2334 | FALSE DataOut\r | |
2335 | \r | |
2336 | --*/\r | |
2337 | {\r | |
2338 | BOOLEAN Value;\r | |
2339 | \r | |
2340 | if (EndPointAddress & 0x80) {\r | |
2341 | Value = TRUE;\r | |
2342 | } else {\r | |
2343 | Value = FALSE;\r | |
2344 | }\r | |
2345 | \r | |
2346 | return Value;\r | |
2347 | }\r | |
2348 | \r | |
2349 | EFI_STATUS\r | |
2350 | MapDataBuffer (\r | |
2351 | IN USB2_HC_DEV *HcDev,\r | |
2352 | IN EFI_USB_DATA_DIRECTION TransferDirection,\r | |
2353 | IN VOID *Data,\r | |
2354 | IN OUT UINTN *DataLength,\r | |
2355 | OUT UINT8 *PktId,\r | |
2356 | OUT UINT8 **DataCursor,\r | |
2357 | OUT VOID **DataMap\r | |
2358 | )\r | |
2359 | /*++\r | |
2360 | \r | |
2361 | Routine Description:\r | |
2362 | \r | |
2363 | Map address of user data buffer\r | |
2364 | \r | |
2365 | Arguments:\r | |
2366 | \r | |
2367 | HcDev - USB2_HC_DEV \r | |
2368 | TransferDirection - direction of transfer\r | |
2369 | Data - A pointer to user data buffer \r | |
2370 | DataLength - length of user data\r | |
2371 | PktId - Packte Identificaion\r | |
2372 | DataCursor - mapped address to return\r | |
2373 | DataMap - identificaion of this mapping to return\r | |
2374 | \r | |
2375 | Returns:\r | |
2376 | \r | |
2377 | EFI_SUCCESS Success\r | |
2378 | EFI_DEVICE_ERROR Fail\r | |
2379 | \r | |
2380 | --*/\r | |
2381 | {\r | |
2382 | EFI_STATUS Status;\r | |
2383 | EFI_PHYSICAL_ADDRESS TempPhysicalAddr;\r | |
2384 | \r | |
2385 | Status = EFI_SUCCESS;\r | |
2386 | \r | |
2387 | switch (TransferDirection) {\r | |
2388 | \r | |
2389 | case EfiUsbDataIn:\r | |
2390 | \r | |
2391 | *PktId = INPUT_PACKET_ID;\r | |
2392 | //\r | |
2393 | // BusMasterWrite means cpu read\r | |
2394 | //\r | |
2395 | Status = HcDev->PciIo->Map (\r | |
2396 | HcDev->PciIo,\r | |
2397 | EfiPciIoOperationBusMasterWrite,\r | |
2398 | Data,\r | |
2399 | DataLength,\r | |
2400 | &TempPhysicalAddr,\r | |
2401 | DataMap\r | |
2402 | );\r | |
2403 | if (EFI_ERROR (Status)) {\r | |
2404 | DEBUG ((gEHCDebugLevel, "MapDataBuffer Failed\n"));\r | |
2405 | Status = EFI_DEVICE_ERROR;\r | |
2406 | goto exit;\r | |
2407 | }\r | |
2408 | \r | |
2409 | *DataCursor = (UINT8 *) ((UINTN) TempPhysicalAddr);\r | |
2410 | break;\r | |
2411 | \r | |
2412 | case EfiUsbDataOut:\r | |
2413 | \r | |
2414 | *PktId = OUTPUT_PACKET_ID;\r | |
2415 | //\r | |
2416 | // BusMasterRead means cpu write\r | |
2417 | //\r | |
2418 | Status = HcDev->PciIo->Map (\r | |
2419 | HcDev->PciIo,\r | |
2420 | EfiPciIoOperationBusMasterRead,\r | |
2421 | Data,\r | |
2422 | DataLength,\r | |
2423 | &TempPhysicalAddr,\r | |
2424 | DataMap\r | |
2425 | );\r | |
2426 | if (EFI_ERROR (Status)) {\r | |
2427 | Status = EFI_DEVICE_ERROR;\r | |
2428 | goto exit;\r | |
2429 | }\r | |
2430 | \r | |
2431 | *DataCursor = (UINT8 *) ((UINTN) TempPhysicalAddr);\r | |
2432 | break;\r | |
2433 | \r | |
2434 | case EfiUsbNoData:\r | |
2435 | \r | |
2436 | *PktId = OUTPUT_PACKET_ID;\r | |
2437 | Data = NULL;\r | |
2438 | *DataLength = 0;\r | |
2439 | *DataCursor = NULL;\r | |
2440 | *DataMap = NULL;\r | |
2441 | break;\r | |
2442 | \r | |
2443 | default:\r | |
2444 | \r | |
2445 | Status = EFI_INVALID_PARAMETER;\r | |
2446 | }\r | |
2447 | \r | |
2448 | exit:\r | |
2449 | return Status;\r | |
2450 | }\r | |
2451 | \r | |
2452 | EFI_STATUS\r | |
2453 | MapRequestBuffer (\r | |
2454 | IN USB2_HC_DEV *HcDev,\r | |
2455 | IN OUT VOID *Request,\r | |
2456 | OUT UINT8 **RequestCursor,\r | |
2457 | OUT VOID **RequestMap\r | |
2458 | )\r | |
2459 | /*++\r | |
2460 | \r | |
2461 | Routine Description:\r | |
2462 | \r | |
2463 | Map address of request structure buffer\r | |
2464 | \r | |
2465 | Arguments:\r | |
2466 | \r | |
2467 | HcDev - USB2_HC_DEV \r | |
2468 | Request - A pointer to request structure\r | |
2469 | RequestCursor - Mapped address of request structure to return\r | |
2470 | RequestMap - Identificaion of this mapping to return\r | |
2471 | \r | |
2472 | Returns:\r | |
2473 | \r | |
2474 | EFI_SUCCESS Success\r | |
2475 | EFI_DEVICE_ERROR Fail\r | |
2476 | \r | |
2477 | --*/\r | |
2478 | {\r | |
2479 | EFI_STATUS Status;\r | |
2480 | UINTN RequestLen;\r | |
2481 | EFI_PHYSICAL_ADDRESS TempPhysicalAddr;\r | |
2482 | \r | |
2483 | RequestLen = sizeof (EFI_USB_DEVICE_REQUEST);\r | |
2484 | Status = HcDev->PciIo->Map (\r | |
2485 | HcDev->PciIo,\r | |
2486 | EfiPciIoOperationBusMasterRead,\r | |
2487 | (UINT8 *) Request,\r | |
2488 | (UINTN *) &RequestLen,\r | |
2489 | &TempPhysicalAddr,\r | |
2490 | RequestMap\r | |
2491 | );\r | |
2492 | if (EFI_ERROR (Status)) {\r | |
2493 | Status = EFI_DEVICE_ERROR;\r | |
2494 | goto exit;\r | |
2495 | }\r | |
2496 | \r | |
2497 | *RequestCursor = (UINT8 *) ((UINTN) TempPhysicalAddr);\r | |
2498 | \r | |
2499 | exit:\r | |
2500 | return Status;\r | |
2501 | }\r | |
2502 | \r | |
2503 | EFI_STATUS\r | |
2504 | DeleteAsyncRequestTransfer (\r | |
2505 | IN USB2_HC_DEV *HcDev,\r | |
2506 | IN UINT8 DeviceAddress,\r | |
2507 | IN UINT8 EndPointAddress,\r | |
2508 | OUT UINT8 *DataToggle\r | |
2509 | )\r | |
2510 | /*++\r | |
2511 | \r | |
2512 | Routine Description:\r | |
2513 | \r | |
2514 | Delete all asynchronous request transfer\r | |
2515 | \r | |
2516 | Arguments:\r | |
2517 | \r | |
2518 | HcDev - USB2_HC_DEV \r | |
2519 | DeviceAddress - address of usb device\r | |
2520 | EndPointAddress - address of endpoint\r | |
2521 | DataToggle - stored data toggle\r | |
2522 | \r | |
2523 | Returns:\r | |
2524 | \r | |
2525 | EFI_SUCCESS Success\r | |
2526 | EFI_DEVICE_ERROR Fail\r | |
2527 | \r | |
2528 | --*/\r | |
2529 | {\r | |
2530 | EFI_STATUS Status;\r | |
2531 | EHCI_ASYNC_REQUEST *AsyncRequestPtr;\r | |
2532 | EHCI_ASYNC_REQUEST *MatchPtr;\r | |
2533 | EHCI_QH_HW *QhHwPtr;\r | |
2534 | UINT8 EndPointNum;\r | |
2535 | \r | |
2536 | if (NULL == HcDev->AsyncRequestList) {\r | |
2537 | Status = EFI_INVALID_PARAMETER;\r | |
2538 | goto exit;\r | |
2539 | }\r | |
2540 | \r | |
2541 | MatchPtr = NULL;\r | |
2542 | QhHwPtr = NULL;\r | |
2543 | EndPointNum = EndPointAddress & 0x0f;\r | |
2544 | AsyncRequestPtr = HcDev->AsyncRequestList;\r | |
2545 | \r | |
2546 | //\r | |
2547 | // Find QH of AsyncRequest by DeviceAddress and EndPointNum\r | |
2548 | //\r | |
2549 | do {\r | |
2550 | \r | |
2551 | QhHwPtr = &(AsyncRequestPtr->QhPtr->Qh);\r | |
2552 | if (QhHwPtr->DeviceAddr == DeviceAddress && QhHwPtr->EndpointNum == EndPointNum) {\r | |
2553 | MatchPtr = AsyncRequestPtr;\r | |
2554 | break;\r | |
2555 | }\r | |
2556 | \r | |
2557 | AsyncRequestPtr = AsyncRequestPtr->Next;\r | |
2558 | \r | |
2559 | } while (NULL != AsyncRequestPtr);\r | |
2560 | \r | |
2561 | if (NULL == MatchPtr) {\r | |
2562 | Status = EFI_INVALID_PARAMETER;\r | |
2563 | goto exit;\r | |
2564 | }\r | |
2565 | \r | |
2566 | Status = DisablePeriodicSchedule (HcDev);\r | |
2567 | if (EFI_ERROR (Status)) {\r | |
2568 | Status = EFI_DEVICE_ERROR;\r | |
2569 | goto exit;\r | |
2570 | }\r | |
2571 | \r | |
2572 | Status = WaitForPeriodicScheduleDisable (HcDev, EHCI_GENERIC_TIMEOUT);\r | |
2573 | if (EFI_ERROR (Status)) {\r | |
2574 | DEBUG ((gEHCErrorLevel, "WaitForPeriodicScheduleDisable TimeOut\n"));\r | |
2575 | Status = EFI_TIMEOUT;\r | |
2576 | goto exit;\r | |
2577 | }\r | |
2578 | \r | |
2579 | *DataToggle = (UINT8) MatchPtr->QhPtr->Qh.DataToggle;\r | |
2580 | UnlinkQhFromPeriodicList (HcDev, MatchPtr->QhPtr, MatchPtr->QhPtr->Interval);\r | |
2581 | UnlinkFromAsyncReqeust (HcDev, MatchPtr);\r | |
2582 | \r | |
2583 | if (NULL == HcDev->AsyncRequestList) {\r | |
2584 | \r | |
2585 | Status = StopPollingTimer (HcDev);\r | |
2586 | if (EFI_ERROR (Status)) {\r | |
2587 | Status = EFI_DEVICE_ERROR;\r | |
2588 | goto exit;\r | |
2589 | }\r | |
2590 | \r | |
2591 | } else {\r | |
2592 | \r | |
2593 | Status = EnablePeriodicSchedule (HcDev);\r | |
2594 | if (EFI_ERROR (Status)) {\r | |
2595 | Status = EFI_DEVICE_ERROR;\r | |
2596 | goto exit;\r | |
2597 | }\r | |
2598 | \r | |
2599 | Status = WaitForPeriodicScheduleEnable (HcDev, EHCI_GENERIC_TIMEOUT);\r | |
2600 | if (EFI_ERROR (Status)) {\r | |
2601 | DEBUG ((gEHCErrorLevel, "WaitForPeriodicScheduleEnable TimeOut\n"));\r | |
2602 | Status = EFI_TIMEOUT;\r | |
2603 | goto exit;\r | |
2604 | }\r | |
2605 | \r | |
2606 | if (IsEhcHalted (HcDev)) {\r | |
2607 | Status = StartScheduleExecution (HcDev);\r | |
2608 | if (EFI_ERROR (Status)) {\r | |
2609 | Status = EFI_DEVICE_ERROR;\r | |
2610 | goto exit;\r | |
2611 | }\r | |
2612 | }\r | |
2613 | \r | |
2614 | }\r | |
2615 | \r | |
2616 | DestoryQtds (HcDev, MatchPtr->QhPtr->FirstQtdPtr);\r | |
2617 | DestoryQh (HcDev, MatchPtr->QhPtr);\r | |
2618 | EhciFreePool (HcDev, (UINT8 *) MatchPtr, sizeof (EHCI_ASYNC_REQUEST));\r | |
2619 | \r | |
2620 | exit:\r | |
2621 | return Status;\r | |
2622 | }\r | |
2623 | \r | |
2624 | VOID\r | |
2625 | CleanUpAllAsyncRequestTransfer (\r | |
2626 | IN USB2_HC_DEV *HcDev\r | |
2627 | )\r | |
2628 | /*++\r | |
2629 | \r | |
2630 | Routine Description:\r | |
2631 | \r | |
2632 | Clean up all asynchronous request transfer\r | |
2633 | \r | |
2634 | Arguments:\r | |
2635 | \r | |
2636 | HcDev - USB2_HC_DEV \r | |
2637 | \r | |
2638 | Returns:\r | |
2639 | \r | |
2640 | VOID\r | |
2641 | \r | |
2642 | --*/\r | |
2643 | {\r | |
2644 | EHCI_ASYNC_REQUEST *AsyncRequestPtr;\r | |
2645 | EHCI_ASYNC_REQUEST *FreePtr;\r | |
2646 | \r | |
2647 | AsyncRequestPtr = NULL;\r | |
2648 | FreePtr = NULL;\r | |
2649 | \r | |
2650 | StopPollingTimer (HcDev);\r | |
2651 | \r | |
2652 | AsyncRequestPtr = HcDev->AsyncRequestList;\r | |
2653 | while (NULL != AsyncRequestPtr) {\r | |
2654 | \r | |
2655 | FreePtr = AsyncRequestPtr;\r | |
2656 | AsyncRequestPtr = AsyncRequestPtr->Next;\r | |
2657 | UnlinkFromAsyncReqeust (HcDev, FreePtr);\r | |
2658 | UnlinkQhFromPeriodicList (HcDev, FreePtr->QhPtr, FreePtr->QhPtr->Interval);\r | |
2659 | DestoryQtds (HcDev, FreePtr->QhPtr->FirstQtdPtr);\r | |
2660 | DestoryQh (HcDev, FreePtr->QhPtr);\r | |
2661 | EhciFreePool (HcDev, (UINT8 *) FreePtr, sizeof (EHCI_ASYNC_REQUEST));\r | |
2662 | \r | |
2663 | }\r | |
2664 | \r | |
2665 | return ;\r | |
2666 | }\r | |
2667 | \r | |
2668 | VOID\r | |
2669 | ZeroOutQhOverlay (\r | |
2670 | IN EHCI_QH_ENTITY *QhPtr\r | |
2671 | )\r | |
2672 | /*++\r | |
2673 | \r | |
2674 | Routine Description:\r | |
2675 | \r | |
2676 | Zero out the fields in Qh structure\r | |
2677 | \r | |
2678 | Arguments:\r | |
2679 | \r | |
2680 | QhPtr - A pointer to Qh structure\r | |
2681 | \r | |
2682 | Returns:\r | |
2683 | \r | |
2684 | VOID\r | |
2685 | \r | |
2686 | --*/\r | |
2687 | {\r | |
2688 | QhPtr->Qh.CurrentQtdPointer = 0;\r | |
2689 | QhPtr->Qh.AltNextQtdPointer = 0;\r | |
2690 | QhPtr->Qh.NakCount = 0;\r | |
2691 | QhPtr->Qh.AltNextQtdTerminate = 0;\r | |
2692 | QhPtr->Qh.TotalBytes = 0;\r | |
2693 | QhPtr->Qh.InterruptOnComplete = 0;\r | |
2694 | QhPtr->Qh.CurrentPage = 0;\r | |
2695 | QhPtr->Qh.ErrorCount = 0;\r | |
2696 | QhPtr->Qh.PidCode = 0;\r | |
2697 | QhPtr->Qh.Status = 0;\r | |
2698 | QhPtr->Qh.BufferPointer0 = 0;\r | |
2699 | QhPtr->Qh.CurrentOffset = 0;\r | |
2700 | QhPtr->Qh.BufferPointer1 = 0;\r | |
2701 | QhPtr->Qh.CompleteSplitMask = 0;\r | |
2702 | QhPtr->Qh.BufferPointer2 = 0;\r | |
2703 | QhPtr->Qh.SplitBytes = 0;\r | |
2704 | QhPtr->Qh.FrameTag = 0;\r | |
2705 | QhPtr->Qh.BufferPointer3 = 0;\r | |
2706 | QhPtr->Qh.BufferPointer4 = 0;\r | |
2707 | QhPtr->Qh.ExtBufferPointer0 = 0;\r | |
2708 | QhPtr->Qh.ExtBufferPointer1 = 0;\r | |
2709 | QhPtr->Qh.ExtBufferPointer2 = 0;\r | |
2710 | QhPtr->Qh.ExtBufferPointer3 = 0;\r | |
2711 | QhPtr->Qh.ExtBufferPointer4 = 0;\r | |
2712 | }\r | |
2713 | \r | |
2714 | VOID\r | |
2715 | UpdateAsyncRequestTransfer (\r | |
2716 | IN EHCI_ASYNC_REQUEST *AsyncRequestPtr,\r | |
2717 | IN UINT32 TransferResult,\r | |
2718 | IN UINTN ErrQtdPos\r | |
2719 | )\r | |
2720 | /*++\r | |
2721 | \r | |
2722 | Routine Description:\r | |
2723 | \r | |
2724 | Update asynchronous request transfer\r | |
2725 | \r | |
2726 | Arguments:\r | |
2727 | \r | |
2728 | AsyncRequestPtr - A pointer to async request \r | |
2729 | TransferResult - transfer result \r | |
2730 | ErrQtdPos - postion of error Qtd\r | |
2731 | \r | |
2732 | Returns:\r | |
2733 | \r | |
2734 | VOID\r | |
2735 | \r | |
2736 | --*/\r | |
2737 | {\r | |
2738 | EHCI_QTD_ENTITY *QtdPtr;\r | |
2739 | \r | |
2740 | QtdPtr = NULL;\r | |
2741 | \r | |
2742 | if (EFI_USB_NOERROR == TransferResult) {\r | |
2743 | \r | |
2744 | //\r | |
2745 | // Update Qh for next trigger\r | |
2746 | //\r | |
2747 | \r | |
2748 | QtdPtr = AsyncRequestPtr->QhPtr->FirstQtdPtr;\r | |
2749 | \r | |
2750 | //\r | |
2751 | // Update fields in Qh\r | |
2752 | //\r | |
2753 | \r | |
2754 | //\r | |
2755 | // Get DataToggle from Overlay in Qh\r | |
2756 | //\r | |
2757 | // ZeroOut Overlay in Qh except DataToggle, HostController will update this field\r | |
2758 | //\r | |
2759 | ZeroOutQhOverlay (AsyncRequestPtr->QhPtr);\r | |
2760 | AsyncRequestPtr->QhPtr->Qh.NextQtdPointer = (UINT32) (GET_0B_TO_31B (&(QtdPtr->Qtd)) >> 5);\r | |
2761 | AsyncRequestPtr->QhPtr->Qh.NextQtdTerminate = FALSE;\r | |
2762 | \r | |
2763 | //\r | |
2764 | // Update fields in Qtd\r | |
2765 | //\r | |
2766 | while (NULL != QtdPtr) {\r | |
2767 | QtdPtr->Qtd.TotalBytes = QtdPtr->StaticTotalBytes;\r | |
2768 | QtdPtr->Qtd.CurrentOffset = QtdPtr->StaticCurrentOffset;\r | |
2769 | QtdPtr->Qtd.CurrentPage = 0;\r | |
2770 | QtdPtr->Qtd.ErrorCount = QTD_ERROR_COUNTER;\r | |
2771 | QtdPtr->Qtd.Status = QTD_STATUS_ACTIVE;\r | |
2772 | \r | |
2773 | QtdPtr->TotalBytes = QtdPtr->StaticTotalBytes;\r | |
2774 | QtdPtr = QtdPtr->Next;\r | |
2775 | }\r | |
2776 | }\r | |
2777 | \r | |
2778 | return ;\r | |
2779 | }\r | |
2780 | \r | |
2781 | BOOLEAN\r | |
2782 | CheckQtdsTransferResult (\r | |
2783 | IN BOOLEAN IsControl,\r | |
2784 | IN EHCI_QH_ENTITY *QhPtr,\r | |
2785 | OUT UINT32 *Result,\r | |
2786 | OUT UINTN *ErrQtdPos,\r | |
2787 | OUT UINTN *ActualLen\r | |
2788 | )\r | |
2789 | /*++\r | |
2790 | \r | |
2791 | Routine Description:\r | |
2792 | \r | |
2793 | Check transfer result of Qtds\r | |
2794 | \r | |
2795 | Arguments:\r | |
2796 | \r | |
2797 | IsControl - Is control transfer or not\r | |
2798 | QhPtr - A pointer to Qh\r | |
2799 | Result - Transfer result\r | |
2800 | ErrQtdPos - Error TD Position\r | |
2801 | ActualLen - Actual Transfer Size\r | |
2802 | \r | |
2803 | Returns:\r | |
2804 | \r | |
2805 | TRUE Qtds finished\r | |
2806 | FALSE Not finish\r | |
2807 | \r | |
2808 | --*/\r | |
2809 | {\r | |
2810 | UINTN ActualLenPerQtd;\r | |
2811 | EHCI_QTD_ENTITY *QtdPtr;\r | |
2812 | EHCI_QTD_HW *QtdHwPtr;\r | |
2813 | BOOLEAN Value;\r | |
2814 | \r | |
2815 | ASSERT (QhPtr);\r | |
2816 | ASSERT (Result);\r | |
2817 | ASSERT (ErrQtdPos);\r | |
2818 | ASSERT (ActualLen);\r | |
2819 | \r | |
2820 | Value = TRUE;\r | |
2821 | QtdPtr = QhPtr->FirstQtdPtr;\r | |
2822 | QtdHwPtr = &(QtdPtr->Qtd);\r | |
2823 | \r | |
2824 | while (NULL != QtdHwPtr) {\r | |
2825 | \r | |
2826 | if (IsQtdStatusActive (QtdHwPtr)) {\r | |
2827 | *Result |= EFI_USB_ERR_NOTEXECUTE;\r | |
2828 | }\r | |
2829 | \r | |
2830 | if (IsQtdStatusHalted (QtdHwPtr)) {\r | |
2831 | *Result |= EFI_USB_ERR_STALL;\r | |
2832 | }\r | |
2833 | \r | |
2834 | if (IsQtdStatusBufferError (QtdHwPtr)) {\r | |
2835 | *Result |= EFI_USB_ERR_BUFFER;\r | |
2836 | }\r | |
2837 | \r | |
2838 | if (IsQtdStatusBabbleError (QtdHwPtr)) {\r | |
2839 | *Result |= EFI_USB_ERR_BABBLE;\r | |
2840 | }\r | |
2841 | \r | |
2842 | if (IsQtdStatusTransactionError (QtdHwPtr)) {\r | |
2843 | *Result |= EFI_USB_ERR_TIMEOUT;\r | |
2844 | }\r | |
2845 | \r | |
2846 | ActualLenPerQtd = QtdPtr->TotalBytes - QtdHwPtr->TotalBytes;\r | |
2847 | QtdPtr->TotalBytes = QtdHwPtr->TotalBytes;\r | |
2848 | //\r | |
2849 | // Accumulate actual transferred data length in each DataQtd.\r\r | |
2850 | //\r | |
2851 | if (SETUP_PACKET_PID_CODE != QtdHwPtr->PidCode) {\r | |
2852 | *ActualLen += ActualLenPerQtd;\r | |
2853 | }\r | |
2854 | \r | |
2855 | if (*Result) {\r | |
2856 | Value = FALSE;\r | |
2857 | break;\r | |
2858 | }\r | |
2859 | \r | |
2860 | if ((!IsControl) && (QtdPtr->TotalBytes > 0)) {\r | |
2861 | //\r | |
2862 | // Did something, but isn't full workload\r | |
2863 | //\r | |
2864 | break;\r | |
2865 | }\r | |
2866 | \r | |
2867 | (*ErrQtdPos)++;\r | |
2868 | QtdHwPtr = GetQtdNextPointer (QtdHwPtr);\r | |
2869 | QtdPtr = (EHCI_QTD_ENTITY *) GET_QTD_ENTITY_ADDR (QtdHwPtr);\r | |
2870 | \r | |
2871 | }\r | |
2872 | \r | |
2873 | return Value;\r | |
2874 | }\r | |
2875 | \r | |
2876 | EFI_STATUS\r | |
2877 | ExecuteTransfer (\r | |
2878 | IN USB2_HC_DEV *HcDev,\r | |
2879 | IN BOOLEAN IsControl,\r | |
2880 | IN EHCI_QH_ENTITY *QhPtr,\r | |
2881 | IN OUT UINTN *ActualLen,\r | |
2882 | OUT UINT8 *DataToggle,\r | |
2883 | IN UINTN TimeOut,\r | |
2884 | OUT UINT32 *TransferResult\r | |
2885 | )\r | |
2886 | /*++\r | |
2887 | \r | |
2888 | Routine Description:\r | |
2889 | \r | |
2890 | Execute Bulk or SyncInterrupt Transfer\r | |
2891 | \r | |
2892 | Arguments:\r | |
2893 | \r | |
2894 | HcDev - USB2_HC_DEV\r | |
2895 | IsControl - Is control transfer or not\r | |
2896 | QhPtr - A pointer to Qh\r | |
2897 | ActualLen - Actual transfered Len \r | |
2898 | DataToggle - Data Toggle\r | |
2899 | TimeOut - TimeOut threshold\r | |
2900 | TransferResult - Transfer result\r | |
2901 | \r | |
2902 | Returns:\r | |
2903 | \r | |
2904 | EFI_SUCCESS Sucess\r | |
2905 | EFI_DEVICE_ERROR Fail\r | |
2906 | \r | |
2907 | --*/\r | |
2908 | {\r | |
2909 | EFI_STATUS Status;\r | |
2910 | UINTN ErrQtdPos;\r | |
2911 | UINTN Delay;\r | |
2912 | UINTN RequireLen;\r | |
2913 | BOOLEAN Finished;\r | |
2914 | \r | |
2915 | Status = EFI_SUCCESS;\r | |
2916 | ErrQtdPos = 0;\r | |
2917 | *TransferResult = EFI_USB_NOERROR;\r | |
2918 | RequireLen = *ActualLen;\r | |
2919 | *ActualLen = 0;\r | |
2920 | Finished = FALSE;\r | |
2921 | \r | |
2922 | Delay = (TimeOut * STALL_1_MILLI_SECOND / 50) + 1;\r | |
2923 | \r | |
2924 | do {\r | |
2925 | *TransferResult = 0;\r | |
2926 | Finished = CheckQtdsTransferResult (\r | |
2927 | IsControl,\r | |
2928 | QhPtr,\r | |
2929 | TransferResult,\r | |
2930 | &ErrQtdPos,\r | |
2931 | ActualLen\r | |
2932 | );\r | |
2933 | if (Finished) {\r | |
2934 | break;\r | |
2935 | }\r | |
2936 | //\r | |
2937 | // Qtd is inactive, which means bulk or interrupt transfer's end.\r | |
2938 | //\r | |
2939 | if (!(*TransferResult & EFI_USB_ERR_NOTEXECUTE)) {\r | |
2940 | break;\r | |
2941 | }\r | |
2942 | \r | |
2943 | gBS->Stall (EHCI_SYNC_REQUEST_POLLING_TIME);\r | |
2944 | \r | |
2945 | } while (--Delay);\r | |
2946 | \r | |
2947 | if (EFI_USB_NOERROR != *TransferResult) {\r | |
2948 | if (0 == Delay) {\r | |
2949 | Status = EFI_TIMEOUT;\r | |
2950 | } else {\r | |
2951 | Status = EFI_DEVICE_ERROR;\r | |
2952 | }\r | |
2953 | }\r | |
2954 | \r | |
2955 | //\r | |
2956 | // Special for Bulk and Interrupt Transfer\r | |
2957 | //\r | |
2958 | *DataToggle = (UINT8) QhPtr->Qh.DataToggle;\r | |
2959 | \r | |
2960 | return Status;\r | |
2961 | }\r | |
2962 | \r | |
2963 | EFI_STATUS\r | |
2964 | AsyncRequestMoniter (\r | |
2965 | IN EFI_EVENT Event,\r | |
2966 | IN VOID *Context\r | |
2967 | )\r | |
2968 | /*++\r | |
2969 | Routine Description:\r | |
2970 | \r | |
2971 | Interrupt transfer periodic check handler\r | |
2972 | \r | |
2973 | Arguments:\r | |
2974 | Event - Interrupt event\r | |
2975 | Context - Pointer to USB2_HC_DEV\r | |
2976 | \r | |
2977 | Returns:\r | |
2978 | \r | |
2979 | EFI_SUCCESS Success\r | |
2980 | EFI_DEVICE_ERROR Fail\r | |
2981 | \r | |
2982 | --*/\r | |
2983 | {\r | |
2984 | EFI_STATUS Status;\r | |
2985 | USB2_HC_DEV *HcDev;\r | |
2986 | EHCI_ASYNC_REQUEST *AsyncRequestPtr;\r | |
2987 | EHCI_QTD_HW *QtdHwPtr;\r | |
2988 | UINTN ErrQtdPos;\r | |
2989 | UINTN ActualLen;\r | |
2990 | UINT32 TransferResult;\r | |
2991 | UINT8 *ReceiveBuffer;\r | |
2992 | UINT8 *ProcessBuffer;\r | |
2993 | \r | |
2994 | Status = EFI_SUCCESS;\r | |
2995 | QtdHwPtr = NULL;\r | |
2996 | ReceiveBuffer = NULL;\r | |
2997 | ProcessBuffer = NULL;\r | |
2998 | HcDev = (USB2_HC_DEV *) Context;\r | |
2999 | AsyncRequestPtr = HcDev->AsyncRequestList;\r | |
3000 | \r | |
3001 | while (NULL != AsyncRequestPtr) {\r | |
3002 | \r | |
3003 | TransferResult = 0;\r | |
3004 | ErrQtdPos = 0;\r | |
3005 | ActualLen = 0;\r | |
3006 | \r | |
3007 | CheckQtdsTransferResult (\r | |
3008 | FALSE, \r | |
3009 | AsyncRequestPtr->QhPtr, \r | |
3010 | &TransferResult, \r | |
3011 | &ErrQtdPos, \r | |
3012 | &ActualLen\r | |
3013 | );\r | |
3014 | \r | |
3015 | if ((TransferResult & EFI_USB_ERR_NAK) || (TransferResult & EFI_USB_ERR_NOTEXECUTE)) {\r | |
3016 | AsyncRequestPtr = AsyncRequestPtr->Next;\r | |
3017 | continue;\r | |
3018 | }\r | |
3019 | //\r | |
3020 | // Allocate memory for EHC private data structure\r | |
3021 | //\r | |
3022 | ProcessBuffer = AllocateZeroPool (ActualLen);\r | |
3023 | if (NULL == ProcessBuffer) {\r | |
3024 | Status = EFI_OUT_OF_RESOURCES;\r | |
3025 | goto exit;\r | |
3026 | }\r | |
3027 | \r | |
3028 | QtdHwPtr = &(AsyncRequestPtr->QhPtr->FirstQtdPtr->Qtd);\r | |
3029 | ReceiveBuffer = (UINT8 *) GET_0B_TO_31B ((QtdHwPtr->BufferPointer0 << 12) | AsyncRequestPtr->QhPtr->FirstQtdPtr->StaticCurrentOffset);\r | |
3030 | CopyMem (\r | |
3031 | ProcessBuffer,\r | |
3032 | ReceiveBuffer,\r | |
3033 | ActualLen\r | |
3034 | );\r | |
3035 | \r | |
3036 | UpdateAsyncRequestTransfer (AsyncRequestPtr, TransferResult, ErrQtdPos);\r | |
3037 | \r | |
3038 | if (EFI_USB_NOERROR == TransferResult) {\r | |
3039 | \r | |
3040 | if (AsyncRequestPtr->CallBackFunc != NULL) {\r | |
3041 | (AsyncRequestPtr->CallBackFunc) (ProcessBuffer, ActualLen, AsyncRequestPtr->Context, TransferResult);\r | |
3042 | }\r | |
3043 | \r | |
3044 | } else {\r | |
3045 | \r | |
3046 | //\r | |
3047 | // leave error recovery to its related device driver. A common case of \r | |
3048 | // the error recovery is to re-submit the interrupt transfer.\r | |
3049 | // When an interrupt transfer is re-submitted, its position in the linked\r | |
3050 | // list is changed. It is inserted to the head of the linked list, while\r | |
3051 | // this function scans the whole list from head to tail. Thus, the\r | |
3052 | // re-submitted interrupt transfer's callback function will not be called\r | |
3053 | // again in this round.\r | |
3054 | //\r | |
3055 | if (AsyncRequestPtr->CallBackFunc != NULL) {\r | |
3056 | (AsyncRequestPtr->CallBackFunc) (NULL, 0, AsyncRequestPtr->Context, TransferResult);\r | |
3057 | }\r | |
3058 | \r | |
3059 | }\r | |
3060 | \r | |
3061 | if (NULL != ProcessBuffer) {\r | |
3062 | gBS->FreePool (ProcessBuffer);\r | |
3063 | }\r | |
3064 | \r | |
3065 | AsyncRequestPtr = AsyncRequestPtr->Next;\r | |
3066 | \r | |
3067 | }\r | |
3068 | \r | |
3069 | exit:\r | |
3070 | return Status;\r | |
3071 | }\r | |
3072 | \r |