ReactOS  0.4.15-dev-316-g938df97
usbohci.c
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1 /*
2  * PROJECT: ReactOS USB OHCI Miniport Driver
3  * LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
4  * PURPOSE: USBOHCI main driver functions
5  * COPYRIGHT: Copyright 2017-2018 Vadim Galyant <vgal@rambler.ru>
6  */
7 
8 #include "usbohci.h"
9 
10 #define NDEBUG
11 #include <debug.h>
12 
13 #define NDEBUG_OHCI_TRACE
14 #include "dbg_ohci.h"
15 
16 USBPORT_REGISTRATION_PACKET RegPacket;
17 
18 static const UCHAR Index[8] =
19 {
20  ENDPOINT_INTERRUPT_1ms - 1,
21  ENDPOINT_INTERRUPT_2ms - 1,
22  ENDPOINT_INTERRUPT_4ms - 1,
23  ENDPOINT_INTERRUPT_8ms - 1,
24  ENDPOINT_INTERRUPT_16ms - 1,
25  ENDPOINT_INTERRUPT_32ms - 1,
26  ENDPOINT_INTERRUPT_32ms - 1,
27  ENDPOINT_INTERRUPT_32ms - 1
28 };
29 
30 static const UCHAR Balance[OHCI_NUMBER_OF_INTERRUPTS] =
31 {
32  0, 16, 8, 24, 4, 20, 12, 28, 2, 18, 10, 26, 6, 22, 14, 30,
33  1, 17, 9, 25, 5, 21, 13, 29, 3, 19, 11, 27, 7, 23, 15, 31
34 };
35 
36 VOID
37 NTAPI
38 OHCI_DumpHcdED(POHCI_HCD_ED ED)
39 {
40  DPRINT("ED - %p\n", ED);
41  DPRINT("EndpointControl - %X\n", ED->HwED.EndpointControl.AsULONG);
42  DPRINT("TailPointer - %08X\n", ED->HwED.TailPointer);
43  DPRINT("HeadPointer - %08X\n", ED->HwED.HeadPointer);
44  DPRINT("NextED - %08X\n", ED->HwED.NextED);
45 }
46 
47 VOID
48 NTAPI
49 OHCI_DumpHcdTD(POHCI_HCD_TD TD)
50 {
51  DPRINT("TD - %p\n", TD);
52  DPRINT("gTD.Control - %08X\n", TD->HwTD.gTD.Control.AsULONG);
53 if (TD->HwTD.gTD.CurrentBuffer)
54  DPRINT("gTD.CurrentBuffer - %08X\n", TD->HwTD.gTD.CurrentBuffer);
55 if (TD->HwTD.gTD.NextTD)
56  DPRINT("gTD.NextTD - %08X\n", TD->HwTD.gTD.NextTD);
57 if (TD->HwTD.gTD.BufferEnd)
58  DPRINT("gTD.BufferEnd - %08X\n", TD->HwTD.gTD.BufferEnd);
59 
60 if (TD->HwTD.SetupPacket.bmRequestType.B)
61  DPRINT("bmRequestType - %02X\n", TD->HwTD.SetupPacket.bmRequestType.B);
62 if (TD->HwTD.SetupPacket.bRequest)
63  DPRINT("bRequest - %02X\n", TD->HwTD.SetupPacket.bRequest);
64 if (TD->HwTD.SetupPacket.wValue.W)
65  DPRINT("wValue - %04X\n", TD->HwTD.SetupPacket.wValue.W);
66 if (TD->HwTD.SetupPacket.wIndex.W)
67  DPRINT("wIndex - %04X\n", TD->HwTD.SetupPacket.wIndex.W);
68 if (TD->HwTD.SetupPacket.wLength)
69  DPRINT("wLength - %04X\n", TD->HwTD.SetupPacket.wLength);
70 
71  DPRINT("PhysicalAddress - %p\n", TD->PhysicalAddress);
72  DPRINT("Flags - %X\n", TD->Flags);
73  DPRINT("OhciTransfer - %08X\n", TD->OhciTransfer);
74  DPRINT("NextTDVa - %08X\n", TD->NextTDVa);
75 if (TD->TransferLen)
76  DPRINT("TransferLen - %X\n", TD->TransferLen);
77 }
78 
79 VOID
80 NTAPI
81 OHCI_EnableList(IN POHCI_EXTENSION OhciExtension,
82  IN POHCI_ENDPOINT OhciEndpoint)
83 {
84  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
85  PULONG CommandStatusReg;
86  ULONG TransferType;
87  OHCI_REG_COMMAND_STATUS CommandStatus;
88 
89  DPRINT_OHCI("OHCI_EnableList: ... \n");
90 
91  OperationalRegs = OhciExtension->OperationalRegs;
92  CommandStatusReg = (PULONG)&OperationalRegs->HcCommandStatus;
93 
94  CommandStatus.AsULONG = 0;
95 
96  if (READ_REGISTER_ULONG((PULONG)&OperationalRegs->HcControlHeadED))
97  CommandStatus.ControlListFilled = 1;
98 
99  if (READ_REGISTER_ULONG((PULONG)&OperationalRegs->HcBulkHeadED))
100  CommandStatus.BulkListFilled = 1;
101 
102  TransferType = OhciEndpoint->EndpointProperties.TransferType;
103 
104  if (TransferType == USBPORT_TRANSFER_TYPE_BULK)
105  CommandStatus.BulkListFilled = 1;
106  else if (TransferType == USBPORT_TRANSFER_TYPE_CONTROL)
107  CommandStatus.ControlListFilled = 1;
108 
109  WRITE_REGISTER_ULONG(CommandStatusReg, CommandStatus.AsULONG);
110 }
111 
112 VOID
113 NTAPI
114 OHCI_InsertEndpointInSchedule(IN POHCI_ENDPOINT OhciEndpoint)
115 {
116  POHCI_STATIC_ED HeadED;
117  POHCI_HCD_ED ED;
118  POHCI_HCD_ED PrevED;
119  PLIST_ENTRY HeadLink;
120 
121  DPRINT_OHCI("OHCI_InsertEndpointInSchedule: OhciEndpoint - %p\n",
122  OhciEndpoint);
123 
124  ED = OhciEndpoint->HcdED;
125 
126  HeadED = OhciEndpoint->HeadED;
127  HeadLink = &HeadED->Link;
128 
129  if (IsListEmpty(HeadLink))
130  {
131  InsertHeadList(HeadLink, &ED->HcdEDLink);
132 
133  if (HeadED->Type == OHCI_STATIC_ED_TYPE_CONTROL ||
134  HeadED->Type == OHCI_STATIC_ED_TYPE_BULK)
135  {
136  ED->HwED.NextED = READ_REGISTER_ULONG(HeadED->pNextED);
137  WRITE_REGISTER_ULONG(HeadED->pNextED, ED->PhysicalAddress);
138  }
139  else if (HeadED->Type == OHCI_STATIC_ED_TYPE_INTERRUPT)
140  {
141  ED->HwED.NextED = *HeadED->pNextED;
142  *HeadED->pNextED = ED->PhysicalAddress;
143  }
144  else
145  {
146  DPRINT1("OHCI_InsertEndpointInSchedule: Unknown HeadED->Type - %x\n",
147  HeadED->Type);
148  DbgBreakPoint();
149  }
150  }
151  else
152  {
153  PrevED = CONTAINING_RECORD(HeadLink->Blink,
154  OHCI_HCD_ED,
155  HcdEDLink);
156 
157  InsertTailList(HeadLink, &ED->HcdEDLink);
158 
159  ED->HwED.NextED = 0;
160  PrevED->HwED.NextED = ED->PhysicalAddress;
161  }
162 }
163 
164 POHCI_HCD_ED
165 NTAPI
166 OHCI_InitializeED(IN POHCI_ENDPOINT OhciEndpoint,
167  IN POHCI_HCD_ED ED,
168  IN POHCI_HCD_TD FirstTD,
169  IN ULONG_PTR EdPA)
170 {
171  OHCI_ENDPOINT_CONTROL EndpointControl;
172  PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties;
173 
174  DPRINT_OHCI("OHCI_InitializeED: OhciEndpoint - %p, ED - %p, FirstTD - %p, EdPA - %p\n",
175  OhciEndpoint,
176  ED,
177  FirstTD,
178  EdPA);
179 
180  RtlZeroMemory(ED, sizeof(OHCI_HCD_ED));
181 
182  ED->PhysicalAddress = EdPA;
183 
184  EndpointProperties = &OhciEndpoint->EndpointProperties;
185 
186  EndpointControl = ED->HwED.EndpointControl;
187 
188  EndpointControl.FunctionAddress = EndpointProperties->DeviceAddress;
189  EndpointControl.EndpointNumber = EndpointProperties->EndpointAddress;
190  EndpointControl.MaximumPacketSize = EndpointProperties->TotalMaxPacketSize;
191 
192  if (EndpointProperties->TransferType == USBPORT_TRANSFER_TYPE_CONTROL)
193  {
194  EndpointControl.Direction = OHCI_ED_DATA_FLOW_DIRECTION_FROM_TD;
195  }
196  else if (EndpointProperties->Direction)
197  {
198  EndpointControl.Direction = OHCI_ED_DATA_FLOW_DIRECTION_OUT;
199  }
200  else
201  {
202  EndpointControl.Direction = OHCI_ED_DATA_FLOW_DIRECTION_IN;
203  }
204 
205  if (EndpointProperties->DeviceSpeed == UsbLowSpeed)
206  EndpointControl.Speed = OHCI_ENDPOINT_LOW_SPEED;
207 
208  if (EndpointProperties->TransferType == USBPORT_TRANSFER_TYPE_ISOCHRONOUS)
209  EndpointControl.Format = OHCI_ENDPOINT_ISOCHRONOUS_FORMAT;
210  else
211  EndpointControl.sKip = 1;
212 
213  ED->HwED.EndpointControl = EndpointControl;
214 
215  ED->HwED.TailPointer = FirstTD->PhysicalAddress;
216  ED->HwED.HeadPointer = FirstTD->PhysicalAddress;
217 
218  FirstTD->Flags |= OHCI_HCD_TD_FLAG_ALLOCATED;
219 
220  OhciEndpoint->HcdTailP = FirstTD;
221  OhciEndpoint->HcdHeadP = FirstTD;
222 
223  return ED;
224 }
225 
226 VOID
227 NTAPI
228 OHCI_InitializeTDs(IN POHCI_ENDPOINT OhciEndpoint,
229  IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties)
230 {
231  POHCI_HCD_TD TdVA;
232  ULONG TdPA;
233  ULONG TdCount;
234  ULONG ix;
235 
236  ASSERT(EndpointProperties->BufferLength > sizeof(OHCI_HCD_ED));
237 
238  TdCount = (EndpointProperties->BufferLength - sizeof(OHCI_HCD_ED)) /
239  sizeof(OHCI_HCD_TD);
240 
241  OhciEndpoint->MaxTransferDescriptors = TdCount;
242 
243  DPRINT_OHCI("OHCI_InitializeTDs: TdCount - %x\n", TdCount);
244 
245  ASSERT(TdCount > 0);
246 
247  TdVA = OhciEndpoint->FirstTD;
248 
249  TdPA = EndpointProperties->BufferPA + sizeof(OHCI_HCD_ED);
250 
251  for (ix = 0; ix < TdCount; ix++)
252  {
253  DPRINT_OHCI("OHCI_InitializeTDs: TdVA - %p, TdPA - %08X\n", TdVA, TdPA);
254 
255  RtlZeroMemory(TdVA, sizeof(OHCI_HCD_TD));
256 
257  TdVA->PhysicalAddress = TdPA;
258  TdVA->Flags = 0;
259  TdVA->OhciTransfer = 0;
260 
261  TdVA++;
262  TdPA += sizeof(OHCI_HCD_TD);
263  }
264 }
265 
266 MPSTATUS
267 NTAPI
268 OHCI_OpenControlEndpoint(IN POHCI_EXTENSION OhciExtension,
269  IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties,
270  IN POHCI_ENDPOINT OhciEndpoint)
271 {
272  POHCI_HCD_ED ED;
273 
274  DPRINT_OHCI("OHCI_OpenControlEndpoint: ... \n");
275 
276  ED = (POHCI_HCD_ED)EndpointProperties->BufferVA;
277 
278  OhciEndpoint->FirstTD = (POHCI_HCD_TD)((ULONG_PTR)ED + sizeof(OHCI_HCD_ED));
279  OhciEndpoint->HeadED = &OhciExtension->ControlStaticED;
280 
281  OHCI_InitializeTDs(OhciEndpoint, EndpointProperties);
282 
283  OhciEndpoint->HcdED = OHCI_InitializeED(OhciEndpoint,
284  ED,
285  OhciEndpoint->FirstTD,
286  EndpointProperties->BufferPA);
287 
288  OhciEndpoint->HcdED->Flags = OHCI_HCD_ED_FLAG_CONTROL |
289  OHCI_HCD_ED_FLAG_RESET_ON_HALT;
290 
291  OHCI_InsertEndpointInSchedule(OhciEndpoint);
292 
293  return MP_STATUS_SUCCESS;
294 }
295 
296 MPSTATUS
297 NTAPI
298 OHCI_OpenBulkEndpoint(IN POHCI_EXTENSION OhciExtension,
299  IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties,
300  IN POHCI_ENDPOINT OhciEndpoint)
301 {
302  POHCI_HCD_ED ED;
303 
304  DPRINT_OHCI("OHCI_OpenBulkEndpoint: ... \n");
305 
306  ED = (POHCI_HCD_ED)EndpointProperties->BufferVA;
307 
308  OhciEndpoint->FirstTD = (POHCI_HCD_TD)((ULONG_PTR)ED + sizeof(OHCI_HCD_ED));
309  OhciEndpoint->HeadED = &OhciExtension->BulkStaticED;
310 
311  OHCI_InitializeTDs(OhciEndpoint, EndpointProperties);
312 
313  OhciEndpoint->HcdED = OHCI_InitializeED(OhciEndpoint,
314  ED,
315  OhciEndpoint->FirstTD,
316  EndpointProperties->BufferPA);
317 
318  OHCI_InsertEndpointInSchedule(OhciEndpoint);
319 
320  return MP_STATUS_SUCCESS;
321 }
322 
323 MPSTATUS
324 NTAPI
325 OHCI_OpenInterruptEndpoint(IN POHCI_EXTENSION OhciExtension,
326  IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties,
327  IN POHCI_ENDPOINT OhciEndpoint)
328 {
329  UCHAR Period;
330  ULONG PeriodIdx = 0;
331  POHCI_HCD_ED ED;
332  ULONG ScheduleOffset;
333 
334  DPRINT_OHCI("OHCI_OpenInterruptEndpoint: ... \n");
335 
336  ED = (POHCI_HCD_ED)EndpointProperties->BufferVA;
337 
338  OhciEndpoint->FirstTD = (POHCI_HCD_TD)((ULONG_PTR)ED + sizeof(OHCI_HCD_ED));
339 
340  Period = EndpointProperties->Period;
341 
342  ASSERT(Period != 0);
343 
344  while (!(Period & 1))
345  {
346  PeriodIdx++;
347  Period >>= 1;
348  }
349 
350  ASSERT(PeriodIdx < ARRAYSIZE(Index));
351 
352  ScheduleOffset = EndpointProperties->ScheduleOffset;
353  DPRINT_OHCI("OHCI_OpenInterruptEndpoint: InitTD. Index[PeriodIdx] - %x, ScheduleOffset - %x\n",
354  Index[PeriodIdx],
355  ScheduleOffset);
356 
357  OhciEndpoint->HeadED = &OhciExtension->IntStaticED[Index[PeriodIdx] +
358  ScheduleOffset];
359 
360  //OhciEndpoint->HeadED->UsbBandwidth += EndpointProperties->UsbBandwidth;
361 
362  OHCI_InitializeTDs(OhciEndpoint, EndpointProperties);
363 
364  OhciEndpoint->HcdED = OHCI_InitializeED(OhciEndpoint,
365  ED,
366  OhciEndpoint->FirstTD,
367  EndpointProperties->BufferPA);
368 
369  OHCI_InsertEndpointInSchedule(OhciEndpoint);
370 
371  return MP_STATUS_SUCCESS;
372 }
373 
374 MPSTATUS
375 NTAPI
376 OHCI_OpenIsoEndpoint(IN POHCI_EXTENSION OhciExtension,
377  IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties,
378  IN POHCI_ENDPOINT OhciEndpoint)
379 {
380  DPRINT1("OHCI_OpenIsoEndpoint: UNIMPLEMENTED. FIXME\n");
381  return MP_STATUS_NOT_SUPPORTED;
382 }
383 
384 MPSTATUS
385 NTAPI
386 OHCI_OpenEndpoint(IN PVOID ohciExtension,
387  IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties,
388  IN PVOID ohciEndpoint)
389 {
390  POHCI_EXTENSION OhciExtension = ohciExtension;
391  POHCI_ENDPOINT OhciEndpoint = ohciEndpoint;
392  ULONG TransferType;
393  MPSTATUS MPStatus;
394 
395  DPRINT_OHCI("OHCI_OpenEndpoint: ... \n");
396 
397  RtlCopyMemory(&OhciEndpoint->EndpointProperties,
398  EndpointProperties,
399  sizeof(OhciEndpoint->EndpointProperties));
400 
401  InitializeListHead(&OhciEndpoint->TDList);
402 
403  TransferType = EndpointProperties->TransferType;
404 
405  switch (TransferType)
406  {
407  case USBPORT_TRANSFER_TYPE_ISOCHRONOUS:
408  MPStatus = OHCI_OpenIsoEndpoint(OhciExtension,
409  EndpointProperties,
410  OhciEndpoint);
411  break;
412 
413  case USBPORT_TRANSFER_TYPE_CONTROL:
414  MPStatus = OHCI_OpenControlEndpoint(OhciExtension,
415  EndpointProperties,
416  OhciEndpoint);
417  break;
418 
419  case USBPORT_TRANSFER_TYPE_BULK:
420  MPStatus = OHCI_OpenBulkEndpoint(OhciExtension,
421  EndpointProperties,
422  OhciEndpoint);
423  break;
424 
425  case USBPORT_TRANSFER_TYPE_INTERRUPT:
426  MPStatus = OHCI_OpenInterruptEndpoint(OhciExtension,
427  EndpointProperties,
428  OhciEndpoint);
429  break;
430 
431  default:
432  MPStatus = MP_STATUS_NOT_SUPPORTED;
433  break;
434  }
435 
436  return MPStatus;
437 }
438 
439 MPSTATUS
440 NTAPI
441 OHCI_ReopenEndpoint(IN PVOID ohciExtension,
442  IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties,
443  IN PVOID ohciEndpoint)
444 {
445  POHCI_ENDPOINT OhciEndpoint = ohciEndpoint;
446  POHCI_HCD_ED ED;
447 
448  DPRINT_OHCI("OHCI_ReopenEndpoint: ... \n");
449 
450  ED = OhciEndpoint->HcdED;
451 
452  RtlCopyMemory(&OhciEndpoint->EndpointProperties,
453  EndpointProperties,
454  sizeof(OhciEndpoint->EndpointProperties));
455 
456  ED->HwED.EndpointControl.FunctionAddress =
457  OhciEndpoint->EndpointProperties.DeviceAddress;
458 
459  ED->HwED.EndpointControl.MaximumPacketSize =
460  OhciEndpoint->EndpointProperties.TotalMaxPacketSize;
461 
462  return MP_STATUS_SUCCESS;
463 }
464 
465 VOID
466 NTAPI
467 OHCI_QueryEndpointRequirements(IN PVOID ohciExtension,
468  IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties,
469  IN PUSBPORT_ENDPOINT_REQUIREMENTS EndpointRequirements)
470 {
471  ULONG TransferType;
472 
473  DPRINT_OHCI("OHCI_QueryEndpointRequirements: ... \n");
474 
475  TransferType = EndpointProperties->TransferType;
476 
477  switch (TransferType)
478  {
479  case USBPORT_TRANSFER_TYPE_ISOCHRONOUS:
480  DPRINT_OHCI("OHCI_QueryEndpointRequirements: IsoTransfer\n");
481  EndpointRequirements->MaxTransferSize = OHCI_MAX_ISO_TRANSFER_SIZE;
482  EndpointRequirements->HeaderBufferSize =
483  sizeof(OHCI_HCD_ED) + OHCI_MAX_ISO_TD_COUNT * sizeof(OHCI_HCD_TD);
484  break;
485 
486  case USBPORT_TRANSFER_TYPE_CONTROL:
487  DPRINT_OHCI("OHCI_QueryEndpointRequirements: ControlTransfer\n");
488  EndpointRequirements->MaxTransferSize = OHCI_MAX_CONTROL_TRANSFER_SIZE;
489  EndpointRequirements->HeaderBufferSize =
490  sizeof(OHCI_HCD_ED) + OHCI_MAX_CONTROL_TD_COUNT * sizeof(OHCI_HCD_TD);
491  break;
492 
493  case USBPORT_TRANSFER_TYPE_BULK:
494  DPRINT_OHCI("OHCI_QueryEndpointRequirements: BulkTransfer\n");
495  EndpointRequirements->MaxTransferSize = OHCI_MAX_BULK_TRANSFER_SIZE;
496  EndpointRequirements->HeaderBufferSize =
497  sizeof(OHCI_HCD_ED) + OHCI_MAX_BULK_TD_COUNT * sizeof(OHCI_HCD_TD);
498  break;
499 
500  case USBPORT_TRANSFER_TYPE_INTERRUPT:
501  DPRINT_OHCI("OHCI_QueryEndpointRequirements: InterruptTransfer\n");
502  EndpointRequirements->MaxTransferSize = OHCI_MAX_INTERRUPT_TRANSFER_SIZE;
503  EndpointRequirements->HeaderBufferSize =
504  sizeof(OHCI_HCD_ED) + OHCI_MAX_INTERRUPT_TD_COUNT * sizeof(OHCI_HCD_TD);
505  break;
506 
507  default:
508  DPRINT1("OHCI_QueryEndpointRequirements: Unknown TransferType - %x\n",
509  TransferType);
510  DbgBreakPoint();
511  break;
512  }
513 }
514 
515 VOID
516 NTAPI
517 OHCI_CloseEndpoint(IN PVOID ohciExtension,
518  IN PVOID ohciEndpoint,
519  IN BOOLEAN IsDoDisablePeriodic)
520 {
521 #if DBG
522  DPRINT1("OHCI_CloseEndpoint: Not supported\n");
523 #endif
524  return;
525 }
526 
527 MPSTATUS
528 NTAPI
529 OHCI_TakeControlHC(IN POHCI_EXTENSION OhciExtension,
530  IN PUSBPORT_RESOURCES Resources)
531 {
532  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
533  PULONG ControlReg;
534  PULONG InterruptEnableReg;
535  PULONG InterruptDisableReg;
536  PULONG CommandStatusReg;
537  PULONG InterruptStatusReg;
538  OHCI_REG_CONTROL Control;
539  OHCI_REG_INTERRUPT_ENABLE_DISABLE IntEnable;
540  OHCI_REG_INTERRUPT_ENABLE_DISABLE IntDisable;
541  OHCI_REG_COMMAND_STATUS CommandStatus;
542  OHCI_REG_INTERRUPT_STATUS IntStatus;
543  LARGE_INTEGER StartTicks, CurrentTicks;
544  UINT32 TicksDiff;
545 
546  DPRINT("OHCI_TakeControlHC: ...\n");
547 
548  OperationalRegs = OhciExtension->OperationalRegs;
549 
550  ControlReg = (PULONG)&OperationalRegs->HcControl;
551  InterruptEnableReg = (PULONG)&OperationalRegs->HcInterruptEnable;
552  InterruptDisableReg = (PULONG)&OperationalRegs->HcInterruptDisable;
553  CommandStatusReg = (PULONG)&OperationalRegs->HcCommandStatus;
554  InterruptStatusReg = (PULONG)&OperationalRegs->HcInterruptStatus;
555 
556  /* 5.1.1.3 Take Control of Host Controller */
557  Control.AsULONG = READ_REGISTER_ULONG(ControlReg);
558 
559  if (Control.InterruptRouting == 0)
560  return MP_STATUS_SUCCESS;
561 
562  DPRINT1("OHCI_TakeControlHC: detected Legacy BIOS\n");
563 
564  IntEnable.AsULONG = READ_REGISTER_ULONG(InterruptEnableReg);
565 
566  DPRINT("OHCI_TakeControlHC: Control - %lX, IntEnable - %lX\n",
567  Control.AsULONG,
568  IntEnable.AsULONG);
569 
570  if (Control.HostControllerFunctionalState == OHCI_HC_STATE_RESET &&
571  IntEnable.AsULONG == 0)
572  {
573  Control.AsULONG = 0;
574  WRITE_REGISTER_ULONG(ControlReg, Control.AsULONG);
575  return MP_STATUS_SUCCESS;
576  }
577 
578  /* Enable interrupt generations */
579  IntEnable.AsULONG = 0;
580  IntEnable.MasterInterruptEnable = 1;
581 
582  WRITE_REGISTER_ULONG(InterruptEnableReg, IntEnable.AsULONG);
583 
584  /* Request a change of control of the HC */
585  CommandStatus.AsULONG = 0;
586  CommandStatus.OwnershipChangeRequest = 1;
587 
588  WRITE_REGISTER_ULONG(CommandStatusReg, CommandStatus.AsULONG);
589 
590  /* Disable interrupt generation due to Root Hub Status Change */
591  IntDisable.AsULONG = 0;
592  IntDisable.RootHubStatusChange = 1;
593 
594  WRITE_REGISTER_ULONG(InterruptDisableReg, IntDisable.AsULONG);
595 
596  /* Monitoring the InterruptRouting bit
597  to determine when the ownership change has taken effect. */
598 
599  TicksDiff = (500 * 10000) / KeQueryTimeIncrement(); // 500 ms
600  KeQueryTickCount(&StartTicks);
601 
602  do
603  {
604  Control.AsULONG = READ_REGISTER_ULONG(ControlReg);
605 
606  if (Control.InterruptRouting == 0)
607  {
608  /* Clear all bits in register */
609  IntStatus.AsULONG = 0xFFFFFFFF;
610  WRITE_REGISTER_ULONG(InterruptStatusReg, IntStatus.AsULONG);
611 
612  /* Disable interrupt generations */
613  IntDisable.AsULONG = 0;
614  IntDisable.MasterInterruptEnable = 1;
615 
616  WRITE_REGISTER_ULONG(InterruptDisableReg, IntDisable.AsULONG);
617 
618  return MP_STATUS_SUCCESS;
619  }
620 
621  KeQueryTickCount(&CurrentTicks);
622  }
623  while (CurrentTicks.QuadPart - StartTicks.QuadPart < TicksDiff);
624 
625  return MP_STATUS_HW_ERROR;
626 }
627 
628 MPSTATUS
629 NTAPI
630 OHCI_StartController(IN PVOID ohciExtension,
631  IN PUSBPORT_RESOURCES Resources)
632 {
633  POHCI_EXTENSION OhciExtension = ohciExtension;
634  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
635  PULONG CommandStatusReg;
636  PULONG FmIntervalReg;
637  PULONG ControlReg;
638  PULONG InterruptEnableReg;
639  PULONG RhStatusReg;
640  OHCI_REG_COMMAND_STATUS CommandStatus;
641  OHCI_REG_INTERRUPT_ENABLE_DISABLE Interrupts;
642  OHCI_REG_RH_STATUS RhStatus;
643  OHCI_REG_FRAME_INTERVAL FrameInterval;
644  ULONG MaxFrameIntervalAdjusting;
645  OHCI_REG_CONTROL Control;
646  UCHAR HeadIndex;
647  POHCI_ENDPOINT_DESCRIPTOR IntED;
648  ULONG_PTR IntEdPA;
649  POHCI_HCCA OhciHCCA;
650  LARGE_INTEGER StartTicks, CurrentTicks;
651  UINT32 TicksDiff;
652  ULONG ix;
653  ULONG jx;
654  MPSTATUS MPStatus = MP_STATUS_SUCCESS;
655 
656  DPRINT_OHCI("OHCI_StartController: ohciExtension - %p, Resources - %p\n",
657  ohciExtension,
658  Resources);
659 
660  /* HC on-chip operational registers */
661  OperationalRegs = (POHCI_OPERATIONAL_REGISTERS)Resources->ResourceBase;
662  OhciExtension->OperationalRegs = OperationalRegs;
663 
664  CommandStatusReg = (PULONG)&OperationalRegs->HcCommandStatus;
665  FmIntervalReg = (PULONG)&OperationalRegs->HcFmInterval;
666  ControlReg = (PULONG)&OperationalRegs->HcControl;
667  InterruptEnableReg = (PULONG)&OperationalRegs->HcInterruptEnable;
668  RhStatusReg = (PULONG)&OperationalRegs->HcRhStatus;
669 
670  /* 5.1.1 Initialization */
671 
672  MPStatus = OHCI_TakeControlHC(OhciExtension, Resources);
673 
674  if (MPStatus != MP_STATUS_SUCCESS)
675  {
676  DPRINT1("OHCI_StartController: OHCI_TakeControlHC return MPStatus - %x\n",
677  MPStatus);
678 
679  return MPStatus;
680  }
681 
682  OhciExtension->HcResourcesVA = (POHCI_HC_RESOURCES)Resources->StartVA;
683  OhciExtension->HcResourcesPA = Resources->StartPA;
684 
685  DPRINT_OHCI("OHCI_StartController: HcResourcesVA - %p, HcResourcesPA - %lx\n",
686  OhciExtension->HcResourcesVA,
687  OhciExtension->HcResourcesPA);
688 
689  /* 5.2.7.2 Interrupt */
690 
691  /* Build structure of interrupt static EDs */
692  for (ix = 0; ix < INTERRUPT_ENDPOINTs; ix++)
693  {
694  IntED = &OhciExtension->HcResourcesVA->InterrruptHeadED[ix];
695  IntEdPA = OhciExtension->HcResourcesPA + FIELD_OFFSET(OHCI_HC_RESOURCES, InterrruptHeadED[ix]);
696 
697  if (ix == (ENDPOINT_INTERRUPT_1ms - 1))
698  {
699  HeadIndex = ED_EOF;
700  IntED->NextED = 0;
701  }
702  else
703  {
704  HeadIndex = ((ix - 1) / 2);
705 
706  ASSERT(HeadIndex >= (ENDPOINT_INTERRUPT_1ms - 1) &&
707  HeadIndex < (INTERRUPT_ENDPOINTs - ENDPOINT_INTERRUPT_32ms));
708 
709  IntED->NextED = OhciExtension->IntStaticED[HeadIndex].PhysicalAddress;
710  }
711 
712  IntED->EndpointControl.sKip = 1;
713 
714  IntED->TailPointer = 0;
715  IntED->HeadPointer = 0;
716 
717  OhciExtension->IntStaticED[ix].HwED = IntED;
718  OhciExtension->IntStaticED[ix].PhysicalAddress = IntEdPA;
719  OhciExtension->IntStaticED[ix].HeadIndex = HeadIndex;
720  OhciExtension->IntStaticED[ix].pNextED = &IntED->NextED;
721  OhciExtension->IntStaticED[ix].Type = OHCI_STATIC_ED_TYPE_INTERRUPT;
722 
723  InitializeListHead(&OhciExtension->IntStaticED[ix].Link);
724  }
725 
726  OhciHCCA = &OhciExtension->HcResourcesVA->HcHCCA;
727  DPRINT_OHCI("OHCI_InitializeSchedule: OhciHCCA - %p\n", OhciHCCA);
728 
729  /* Set head pointers which start from HCCA */
730  for (ix = 0, jx = (INTERRUPT_ENDPOINTs - ENDPOINT_INTERRUPT_32ms);
731  ix < OHCI_NUMBER_OF_INTERRUPTS;
732  ix++, jx++)
733  {
734  OhciHCCA->InterrruptTable[Balance[ix]] =
735  OhciExtension->IntStaticED[jx].PhysicalAddress;
736 
737  OhciExtension->IntStaticED[jx].pNextED =
738  (PULONG)&OhciHCCA->InterrruptTable[Balance[ix]];
739 
740  OhciExtension->IntStaticED[jx].HccaIndex = Balance[ix];
741  }
742 
743  DPRINT_OHCI("OHCI_InitializeSchedule: ix - %x\n", ix);
744 
745  /* Init static Control and Bulk EDs head pointers which start from HCCA */
746  InitializeListHead(&OhciExtension->ControlStaticED.Link);
747 
748  OhciExtension->ControlStaticED.HeadIndex = ED_EOF;
749  OhciExtension->ControlStaticED.Type = OHCI_STATIC_ED_TYPE_CONTROL;
750  OhciExtension->ControlStaticED.pNextED = &OperationalRegs->HcControlHeadED;
751 
752  InitializeListHead(&OhciExtension->BulkStaticED.Link);
753 
754  OhciExtension->BulkStaticED.HeadIndex = ED_EOF;
755  OhciExtension->BulkStaticED.Type = OHCI_STATIC_ED_TYPE_BULK;
756  OhciExtension->BulkStaticED.pNextED = &OperationalRegs->HcBulkHeadED;
757 
758  /* 6.3.1 Frame Timing */
759  FrameInterval.AsULONG = READ_REGISTER_ULONG(FmIntervalReg);
760 
761  MaxFrameIntervalAdjusting = OHCI_DEFAULT_FRAME_INTERVAL / 10; // 10%
762 
763  if ((FrameInterval.FrameInterval) < (OHCI_DEFAULT_FRAME_INTERVAL - MaxFrameIntervalAdjusting) ||
764  (FrameInterval.FrameInterval) > (OHCI_DEFAULT_FRAME_INTERVAL + MaxFrameIntervalAdjusting))
765  {
766  FrameInterval.FrameInterval = OHCI_DEFAULT_FRAME_INTERVAL;
767  }
768 
769  /* 5.4 FrameInterval Counter */
770  FrameInterval.FrameIntervalToggle = 1;
771 
772  /* OHCI_MAXIMUM_OVERHEAD is the maximum overhead per frame */
773  FrameInterval.FSLargestDataPacket =
774  ((FrameInterval.FrameInterval - OHCI_MAXIMUM_OVERHEAD) * 6) / 7;
775 
776  OhciExtension->FrameInterval = FrameInterval;
777 
778  DPRINT_OHCI("OHCI_StartController: FrameInterval - %lX\n",
779  FrameInterval.AsULONG);
780 
781  /* Reset HostController */
782  CommandStatus.AsULONG = 0;
783  CommandStatus.HostControllerReset = 1;
784 
785  WRITE_REGISTER_ULONG(CommandStatusReg, CommandStatus.AsULONG);
786 
787  KeStallExecutionProcessor(25);
788 
789  Control.AsULONG = READ_REGISTER_ULONG(ControlReg);
790  Control.HostControllerFunctionalState = OHCI_HC_STATE_RESET;
791 
792  WRITE_REGISTER_ULONG(ControlReg, Control.AsULONG);
793 
794  TicksDiff = (500 * 10000) / KeQueryTimeIncrement(); // 500 ms
795  KeQueryTickCount(&StartTicks);
796 
797  while (TRUE)
798  {
799  WRITE_REGISTER_ULONG(FmIntervalReg, OhciExtension->FrameInterval.AsULONG);
800  FrameInterval.AsULONG = READ_REGISTER_ULONG(FmIntervalReg);
801 
802  KeQueryTickCount(&CurrentTicks);
803 
804  if (CurrentTicks.QuadPart - StartTicks.QuadPart >= TicksDiff)
805  {
806  MPStatus = MP_STATUS_HW_ERROR;
807  break;
808  }
809 
810  if (FrameInterval.AsULONG == OhciExtension->FrameInterval.AsULONG)
811  {
812  MPStatus = MP_STATUS_SUCCESS;
813  break;
814  }
815  }
816 
817  if (MPStatus != MP_STATUS_SUCCESS)
818  {
819  DPRINT_OHCI("OHCI_StartController: frame interval not set\n");
820  return MPStatus;
821  }
822 
823  /* Setup HcPeriodicStart register */
824  WRITE_REGISTER_ULONG(&OperationalRegs->HcPeriodicStart,
825  (OhciExtension->FrameInterval.FrameInterval * 9) / 10); //90%
826 
827  /* Setup HcHCCA register */
828  WRITE_REGISTER_ULONG(&OperationalRegs->HcHCCA,
829  OhciExtension->HcResourcesPA + FIELD_OFFSET(OHCI_HC_RESOURCES, HcHCCA));
830 
831  /* Setup HcInterruptEnable register */
832  Interrupts.AsULONG = 0;
833 
834  Interrupts.SchedulingOverrun = 1;
835  Interrupts.WritebackDoneHead = 1;
836  Interrupts.UnrecoverableError = 1;
837  Interrupts.FrameNumberOverflow = 1;
838  Interrupts.OwnershipChange = 1;
839 
840  WRITE_REGISTER_ULONG(InterruptEnableReg, Interrupts.AsULONG);
841 
842  /* Setup HcControl register */
843  Control.AsULONG = READ_REGISTER_ULONG(ControlReg);
844 
845  Control.ControlBulkServiceRatio = 0; // FIXME (1 : 1)
846  Control.PeriodicListEnable = 1;
847  Control.IsochronousEnable = 1;
848  Control.ControlListEnable = 1;
849  Control.BulkListEnable = 1;
850  Control.HostControllerFunctionalState = OHCI_HC_STATE_OPERATIONAL;
851 
852  WRITE_REGISTER_ULONG(ControlReg, Control.AsULONG);
853 
854  /* Setup HcRhStatus register */
855  RhStatus.AsULONG = 0;
856  RhStatus.SetGlobalPower = 1;
857 
858  WRITE_REGISTER_ULONG(RhStatusReg, RhStatus.AsULONG);
859 
860  return MP_STATUS_SUCCESS;
861 }
862 
863 VOID
864 NTAPI
865 OHCI_StopController(IN PVOID ohciExtension,
866  IN BOOLEAN IsDoDisableInterrupts)
867 {
868  POHCI_EXTENSION OhciExtension = ohciExtension;
869  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
870  PULONG ControlReg;
871  PULONG InterruptDisableReg;
872  PULONG InterruptStatusReg;
873  OHCI_REG_CONTROL Control;
874  OHCI_REG_INTERRUPT_ENABLE_DISABLE IntDisable;
875  OHCI_REG_INTERRUPT_STATUS IntStatus;
876 
877  DPRINT("OHCI_StopController: ... \n");
878 
879  OperationalRegs = OhciExtension->OperationalRegs;
880 
881  ControlReg = (PULONG)&OperationalRegs->HcControl;
882  InterruptDisableReg = (PULONG)&OperationalRegs->HcInterruptDisable;
883  InterruptStatusReg = (PULONG)&OperationalRegs->HcInterruptStatus;
884 
885  /* Setup HcControl register */
886  Control.AsULONG = READ_REGISTER_ULONG(ControlReg);
887 
888  Control.PeriodicListEnable = 0;
889  Control.IsochronousEnable = 0;
890  Control.ControlListEnable = 0;
891  Control.BulkListEnable = 0;
892  Control.HostControllerFunctionalState = OHCI_HC_STATE_SUSPEND;
893  Control.RemoteWakeupEnable = 0;
894 
895  WRITE_REGISTER_ULONG(ControlReg, Control.AsULONG);
896 
897  /* Disable interrupt generations */
898  IntDisable.AsULONG = 0xFFFFFFFF;
899  WRITE_REGISTER_ULONG(InterruptDisableReg, IntDisable.AsULONG);
900 
901  /* Clear all bits in HcInterruptStatus register */
902  IntStatus.AsULONG = 0xFFFFFFFF;
903  WRITE_REGISTER_ULONG(InterruptStatusReg, IntStatus.AsULONG);
904 }
905 
906 VOID
907 NTAPI
908 OHCI_SuspendController(IN PVOID ohciExtension)
909 {
910  POHCI_EXTENSION OhciExtension = ohciExtension;
911  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
912  PULONG ControlReg;
913  PULONG InterruptEnableReg;
914  OHCI_REG_CONTROL Control;
915  OHCI_REG_INTERRUPT_ENABLE_DISABLE InterruptReg;
916 
917  DPRINT("OHCI_SuspendController: ... \n");
918 
919  OperationalRegs = OhciExtension->OperationalRegs;
920  ControlReg = (PULONG)&OperationalRegs->HcControl;
921  InterruptEnableReg = (PULONG)&OperationalRegs->HcInterruptEnable;
922 
923  /* Disable all interrupt generations */
924  WRITE_REGISTER_ULONG(&OperationalRegs->HcInterruptDisable.AsULONG,
925  0xFFFFFFFF);
926 
927  /* Clear all bits in HcInterruptStatus register */
928  WRITE_REGISTER_ULONG(&OperationalRegs->HcInterruptStatus.AsULONG,
929  0xFFFFFFFF);
930 
931  /* Setup HcControl register */
932  Control.AsULONG = READ_REGISTER_ULONG(ControlReg);
933  Control.HostControllerFunctionalState = OHCI_HC_STATE_SUSPEND;
934  Control.RemoteWakeupEnable = 1;
935 
936  WRITE_REGISTER_ULONG(ControlReg, Control.AsULONG);
937 
938  /* Setup HcInterruptEnable register */
939  InterruptReg.AsULONG = 0;
940  InterruptReg.ResumeDetected = 1;
941  InterruptReg.UnrecoverableError = 1;
942  InterruptReg.RootHubStatusChange = 1;
943  InterruptReg.MasterInterruptEnable = 1;
944 
945  WRITE_REGISTER_ULONG(InterruptEnableReg, InterruptReg.AsULONG);
946 }
947 
948 MPSTATUS
949 NTAPI
950 OHCI_ResumeController(IN PVOID ohciExtension)
951 {
952  POHCI_EXTENSION OhciExtension = ohciExtension;
953  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
954  PULONG ControlReg;
955  PULONG InterruptEnableReg;
956  POHCI_HCCA HcHCCA;
957  OHCI_REG_CONTROL control;
958  OHCI_REG_INTERRUPT_ENABLE_DISABLE InterruptReg;
959 
960  DPRINT("OHCI_ResumeController \n");
961 
962  OperationalRegs = OhciExtension->OperationalRegs;
963  ControlReg = (PULONG)&OperationalRegs->HcControl;
964  InterruptEnableReg = (PULONG)&OperationalRegs->HcInterruptEnable;
965 
966  control.AsULONG = READ_REGISTER_ULONG(ControlReg);
967 
968  if (control.HostControllerFunctionalState != OHCI_HC_STATE_SUSPEND)
969  return MP_STATUS_HW_ERROR;
970 
971  HcHCCA = &OhciExtension->HcResourcesVA->HcHCCA;
972  HcHCCA->Pad1 = 0;
973 
974  /* Setup HcControl register */
975  control.HostControllerFunctionalState = OHCI_HC_STATE_OPERATIONAL;
976  WRITE_REGISTER_ULONG(ControlReg, control.AsULONG);
977 
978  /* Setup HcInterruptEnable register */
979  InterruptReg.AsULONG = 0;
980  InterruptReg.SchedulingOverrun = 1;
981  InterruptReg.WritebackDoneHead = 1;
982  InterruptReg.UnrecoverableError = 1;
983  InterruptReg.FrameNumberOverflow = 1;
984  InterruptReg.OwnershipChange = 1;
985 
986  WRITE_REGISTER_ULONG(InterruptEnableReg, InterruptReg.AsULONG);
987  WRITE_REGISTER_ULONG(ControlReg, control.AsULONG);
988 
989  return MP_STATUS_SUCCESS;
990 }
991 
992 BOOLEAN
993 NTAPI
994 OHCI_HardwarePresent(IN POHCI_EXTENSION OhciExtension,
995  IN BOOLEAN IsInvalidateController)
996 {
997  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
998  PULONG CommandStatusReg;
999 
1000  OperationalRegs = OhciExtension->OperationalRegs;
1001  CommandStatusReg = (PULONG)&OperationalRegs->HcCommandStatus;
1002 
1003  if (READ_REGISTER_ULONG(CommandStatusReg) != 0xFFFFFFFF)
1004  return TRUE;
1005 
1006  DPRINT1("OHCI_HardwarePresent: IsInvalidateController - %x\n",
1007  IsInvalidateController);
1008 
1009  if (IsInvalidateController)
1010  {
1011  RegPacket.UsbPortInvalidateController(OhciExtension,
1012  USBPORT_INVALIDATE_CONTROLLER_SURPRISE_REMOVE);
1013  }
1014 
1015  return FALSE;
1016 }
1017 
1018 BOOLEAN
1019 NTAPI
1020 OHCI_InterruptService(IN PVOID ohciExtension)
1021 {
1022  POHCI_EXTENSION OhciExtension = ohciExtension;
1023  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
1024  OHCI_REG_INTERRUPT_STATUS IntStatus;
1025  OHCI_REG_INTERRUPT_ENABLE_DISABLE IntEnable;
1026  OHCI_REG_INTERRUPT_ENABLE_DISABLE IntDisable;
1027  BOOLEAN HardwarePresent = FALSE;
1028 
1029  DPRINT_OHCI("OHCI_Interrupt: Ext %p\n", OhciExtension);
1030 
1031  OperationalRegs = OhciExtension->OperationalRegs;
1032 
1033  HardwarePresent = OHCI_HardwarePresent(OhciExtension, FALSE);
1034 
1035  if (!HardwarePresent)
1036  return FALSE;
1037 
1038  IntEnable.AsULONG = READ_REGISTER_ULONG((PULONG)&OperationalRegs->HcInterruptEnable);
1039  IntStatus.AsULONG = READ_REGISTER_ULONG((PULONG)&OperationalRegs->HcInterruptStatus) & IntEnable.AsULONG;
1040 
1041  if ((IntStatus.AsULONG == 0) || (IntEnable.MasterInterruptEnable == 0))
1042  return FALSE;
1043 
1044  if (IntStatus.UnrecoverableError)
1045  DPRINT1("OHCI_InterruptService: IntStatus.UnrecoverableError\n");
1046 
1047  if (IntStatus.FrameNumberOverflow)
1048  {
1049  POHCI_HCCA HcHCCA;
1050  ULONG fm;
1051  ULONG hp;
1052 
1053  HcHCCA = &OhciExtension->HcResourcesVA->HcHCCA;
1054 
1055  DPRINT("FrameNumberOverflow %lX\n", HcHCCA->FrameNumber);
1056 
1057  hp = OhciExtension->FrameHighPart;
1058  fm = HcHCCA->FrameNumber;
1059 
1060  /* Increment value of FrameHighPart */
1061  OhciExtension->FrameHighPart += 1 * (1 << 16) - ((hp ^ fm) & 0x8000);
1062  }
1063 
1064  /* Disable interrupt generation */
1065  IntDisable.AsULONG = 0;
1066  IntDisable.MasterInterruptEnable = 1;
1067  WRITE_REGISTER_ULONG((PULONG)&OperationalRegs->HcInterruptDisable,
1068  IntDisable.AsULONG);
1069 
1070  return TRUE;
1071 }
1072 
1073 VOID
1074 NTAPI
1075 OHCI_InterruptDpc(IN PVOID ohciExtension,
1076  IN BOOLEAN IsDoEnableInterrupts)
1077 {
1078  POHCI_EXTENSION OhciExtension = ohciExtension;
1079  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
1080  PULONG InterruptDisableReg;
1081  PULONG InterruptEnableReg;
1082  PULONG InterruptStatusReg;
1083  OHCI_REG_INTERRUPT_STATUS IntStatus;
1084  OHCI_REG_INTERRUPT_ENABLE_DISABLE InterruptBits;
1085  POHCI_HCCA HcHCCA;
1086 
1087  OperationalRegs = OhciExtension->OperationalRegs;
1088 
1089  InterruptEnableReg = (PULONG)&OperationalRegs->HcInterruptEnable;
1090  InterruptDisableReg = (PULONG)&OperationalRegs->HcInterruptDisable;
1091  InterruptStatusReg = (PULONG)&OperationalRegs->HcInterruptStatus;
1092 
1093  DPRINT_OHCI("OHCI_InterruptDpc: OhciExtension - %p, IsDoEnableInterrupts - %x\n",
1094  OhciExtension,
1095  IsDoEnableInterrupts);
1096 
1097  IntStatus.AsULONG = READ_REGISTER_ULONG(InterruptStatusReg);
1098 
1099  if (IntStatus.RootHubStatusChange)
1100  {
1101  DPRINT_OHCI("OHCI_InterruptDpc: RootHubStatusChange\n");
1102  RegPacket.UsbPortInvalidateRootHub(OhciExtension);
1103  }
1104 
1105  if (IntStatus.WritebackDoneHead)
1106  {
1107  DPRINT_OHCI("OHCI_InterruptDpc: WritebackDoneHead\n");
1108 
1109  HcHCCA = &OhciExtension->HcResourcesVA->HcHCCA;
1110  HcHCCA->DoneHead = 0;
1111 
1112  RegPacket.UsbPortInvalidateEndpoint(OhciExtension, NULL);
1113  }
1114 
1115  if (IntStatus.StartofFrame)
1116  {
1117  /* Disable interrupt generation due to Start of Frame */
1118  InterruptBits.AsULONG = 0;
1119  InterruptBits.StartofFrame = 1;
1120 
1121  WRITE_REGISTER_ULONG(InterruptDisableReg, InterruptBits.AsULONG);
1122  }
1123 
1124  if (IntStatus.ResumeDetected)
1125  DPRINT1("OHCI_IntDpc: ResumeDetected\n");
1126 
1127  if (IntStatus.UnrecoverableError)
1128  {
1129  DPRINT1("OHCI_IntDpc: UnrecoverableError\n");
1130  }
1131 
1132  WRITE_REGISTER_ULONG(InterruptStatusReg, IntStatus.AsULONG);
1133 
1134  if (IsDoEnableInterrupts)
1135  {
1136  /* Enable interrupt generation */
1137  InterruptBits.AsULONG = 0;
1138  InterruptBits.MasterInterruptEnable = 1;
1139 
1140  WRITE_REGISTER_ULONG(InterruptEnableReg, InterruptBits.AsULONG);
1141  }
1142 }
1143 
1155 static
1156 ULONG
1157 OHCI_MapTransferToTD(IN POHCI_EXTENSION OhciExtension,
1158  IN ULONG TransferedLen,
1159  IN POHCI_TRANSFER OhciTransfer,
1160  OUT POHCI_HCD_TD TD,
1161  IN PUSBPORT_SCATTER_GATHER_LIST SGList)
1162 {
1163  PUSBPORT_SCATTER_GATHER_ELEMENT SgElement;
1164  ULONG SgIdx, CurrentTransferLen, BufferEnd, CurrentBuffer;
1165  ULONG TransferDataLeft = OhciTransfer->TransferParameters->TransferBufferLength - TransferedLen;
1166 
1167  DPRINT_OHCI("OHCI_MapTransferToTD: TransferedLen - %x\n", TransferedLen);
1168 
1169  for (SgIdx = 0; SgIdx < SGList->SgElementCount; SgIdx++)
1170  {
1171  SgElement = &SGList->SgElement[SgIdx];
1172 
1173  if (TransferedLen >= SgElement->SgOffset &&
1174  TransferedLen < SgElement->SgOffset + SgElement->SgTransferLength)
1175  {
1176  break;
1177  }
1178  }
1179 
1180  DPRINT_OHCI("OHCI_MapTransferToTD: SgIdx - %x, SgCount - %x\n",
1181  SgIdx,
1182  SGList->SgElementCount);
1183 
1184  ASSERT(SgIdx < SGList->SgElementCount);
1185  ASSERT(TransferedLen == SgElement->SgOffset);
1186 
1187  /* The buffer for a TD can be 0 to 8192 bytes long,
1188  * and can span within mo more than two 4k pages (see OpenHCI spec 3.3.2)
1189  * CurrentBuffer - the (physical) address of the first byte in the buffer
1190  * BufferEnd - the address of the last byte in the buffer. It can be on a different physical 4k page
1191  * when a controller will reach the end of a page from CurrentBuffer, it will take the first 20 bits
1192  * of the BufferEnd as a next address (OpenHCI spec, 4.3.1.3.1)
1193  */
1194 
1195  CurrentBuffer = SgElement->SgPhysicalAddress.LowPart;
1196 
1197  if (TransferDataLeft <= SgElement->SgTransferLength)
1198  {
1199  CurrentTransferLen = TransferDataLeft;
1200  BufferEnd = SgElement->SgPhysicalAddress.LowPart + CurrentTransferLen - 1;
1201  }
1202  else
1203  {
1204  PUSBPORT_SCATTER_GATHER_ELEMENT SgNextElement;
1205  ASSERT(SGList->SgElementCount - SgIdx > 1);
1206 
1207  SgNextElement = &SGList->SgElement[SgIdx + 1];
1208 
1209  TransferDataLeft -= SgElement->SgTransferLength;
1210  CurrentTransferLen = SgElement->SgTransferLength;
1211 
1212  if (TransferDataLeft <= SgNextElement->SgTransferLength)
1213  {
1214  CurrentTransferLen += TransferDataLeft;
1215  BufferEnd = SgNextElement->SgPhysicalAddress.LowPart + TransferDataLeft - 1;
1216  }
1217  else
1218  {
1219  CurrentTransferLen += SgNextElement->SgTransferLength;
1220  BufferEnd = SgNextElement->SgPhysicalAddress.LowPart + SgNextElement->SgTransferLength - 1;
1221  }
1222  }
1223 
1224  TD->HwTD.gTD.CurrentBuffer = CurrentBuffer;
1225  TD->HwTD.gTD.BufferEnd = BufferEnd;
1226  TD->TransferLen = CurrentTransferLen;
1227 
1228  return TransferedLen + CurrentTransferLen;
1229 }
1230 
1231 POHCI_HCD_TD
1232 NTAPI
1233 OHCI_AllocateTD(IN POHCI_EXTENSION OhciExtension,
1234  IN POHCI_ENDPOINT OhciEndpoint)
1235 {
1236  POHCI_HCD_TD TD;
1237 
1238  DPRINT_OHCI("OHCI_AllocateTD: ... \n");
1239 
1240  TD = OhciEndpoint->FirstTD;
1241 
1242  while (TD->Flags & OHCI_HCD_TD_FLAG_ALLOCATED)
1243  {
1244  TD += 1;
1245  }
1246 
1247  TD->Flags |= OHCI_HCD_TD_FLAG_ALLOCATED;
1248 
1249  RtlSecureZeroMemory(&TD->HwTD, sizeof(TD->HwTD));
1250 
1251  return TD;
1252 }
1253 
1254 ULONG
1255 NTAPI
1256 OHCI_RemainTDs(IN POHCI_EXTENSION OhciExtension,
1257  IN POHCI_ENDPOINT OhciEndpoint)
1258 {
1259  POHCI_HCD_TD TD;
1260  ULONG MaxTDs;
1261  ULONG RemainTDs;
1262  ULONG ix;
1263 
1264  DPRINT_OHCI("OHCI_RemainTDs: ... \n");
1265 
1266  MaxTDs = OhciEndpoint->MaxTransferDescriptors;
1267  TD = OhciEndpoint->FirstTD;
1268 
1269  RemainTDs = 0;
1270 
1271  for (ix = 0; ix < MaxTDs; ix++)
1272  {
1273  if (!(TD->Flags & OHCI_HCD_TD_FLAG_ALLOCATED))
1274  RemainTDs++;
1275 
1276  TD += 1;
1277  }
1278 
1279  return RemainTDs;
1280 }
1281 
1282 static
1283 MPSTATUS
1284 OHCI_ControlTransfer(IN POHCI_EXTENSION OhciExtension,
1285  IN POHCI_ENDPOINT OhciEndpoint,
1286  IN PUSBPORT_TRANSFER_PARAMETERS TransferParameters,
1287  IN POHCI_TRANSFER OhciTransfer,
1288  IN PUSBPORT_SCATTER_GATHER_LIST SGList)
1289 {
1290  POHCI_HCD_TD SetupTD;
1291  POHCI_HCD_TD TD;
1292  POHCI_HCD_TD PrevTD;
1293  ULONG MaxTDs;
1294  ULONG TransferedLen;
1295  UCHAR DataToggle;
1296 
1297  DPRINT_OHCI("OHCI_ControlTransfer: Ext %p, Endpoint %p\n",
1298  OhciExtension,
1299  OhciEndpoint);
1300 
1301  MaxTDs = OHCI_RemainTDs(OhciExtension, OhciEndpoint);
1302 
1303  if ((SGList->SgElementCount + OHCI_NON_DATA_CONTROL_TDS) > MaxTDs)
1304  return MP_STATUS_FAILURE;
1305 
1306  /* Form a setup packet first */
1307  SetupTD = OhciEndpoint->HcdTailP;
1308  RtlSecureZeroMemory(&SetupTD->HwTD, sizeof(SetupTD->HwTD));
1309 
1310  SetupTD->Flags |= OHCI_HCD_TD_FLAG_PROCESSED;
1311  SetupTD->OhciTransfer = OhciTransfer;
1312 
1313  OhciTransfer->PendingTDs++;
1314 
1315  RtlCopyMemory(&SetupTD->HwTD.SetupPacket,
1316  &TransferParameters->SetupPacket,
1317  sizeof(SetupTD->HwTD.SetupPacket));
1318 
1319  SetupTD->HwTD.gTD.CurrentBuffer = SetupTD->PhysicalAddress + FIELD_OFFSET(OHCI_HCD_TD, HwTD.SetupPacket);
1320  SetupTD->HwTD.gTD.BufferEnd = SetupTD->PhysicalAddress + FIELD_OFFSET(OHCI_HCD_TD, HwTD.SetupPacket) +
1321  sizeof(USB_DEFAULT_PIPE_SETUP_PACKET) - 1;
1322  SetupTD->HwTD.gTD.Control.DelayInterrupt = OHCI_TD_INTERRUPT_NONE;
1323  SetupTD->HwTD.gTD.Control.ConditionCode = OHCI_TD_CONDITION_NOT_ACCESSED;
1324  SetupTD->HwTD.gTD.Control.DataToggle = OHCI_TD_DATA_TOGGLE_DATA0;
1325 
1326  PrevTD = SetupTD;
1327 
1328  /* Data packets follow a setup packet (if any) */
1329  TD = OHCI_AllocateTD(OhciExtension, OhciEndpoint);
1330  TD->Flags |= OHCI_HCD_TD_FLAG_PROCESSED;
1331  TD->OhciTransfer = OhciTransfer;
1332 
1333  PrevTD->HwTD.gTD.NextTD = TD->PhysicalAddress;
1334  PrevTD->NextTDVa = TD;
1335 
1336  /* The first data packet should use DATA1, subsequent ones use DATA0 (OpenHCI spec, 4.3.1.3.4) */
1337  DataToggle = OHCI_TD_DATA_TOGGLE_DATA1;
1338  TransferedLen = 0;
1339 
1340  while (TransferedLen < TransferParameters->TransferBufferLength)
1341  {
1342  OhciTransfer->PendingTDs++;
1343 
1344  if (TransferParameters->TransferFlags & USBD_TRANSFER_DIRECTION_IN)
1345  TD->HwTD.gTD.Control.DirectionPID = OHCI_TD_DIRECTION_PID_IN;
1346  else
1347  TD->HwTD.gTD.Control.DirectionPID = OHCI_TD_DIRECTION_PID_OUT;
1348 
1349  TD->HwTD.gTD.Control.DelayInterrupt = OHCI_TD_INTERRUPT_NONE;
1350  TD->HwTD.gTD.Control.ConditionCode = OHCI_TD_CONDITION_NOT_ACCESSED;
1351  TD->HwTD.gTD.Control.DataToggle = DataToggle;
1352 
1353  TransferedLen = OHCI_MapTransferToTD(OhciExtension,
1354  TransferedLen,
1355  OhciTransfer,
1356  TD,
1357  SGList);
1358 
1359  PrevTD = TD;
1360 
1361  TD = OHCI_AllocateTD(OhciExtension, OhciEndpoint);
1362  TD->HwTD.gTD.Control.DelayInterrupt = OHCI_TD_INTERRUPT_NONE;
1363  TD->Flags |= OHCI_HCD_TD_FLAG_PROCESSED;
1364  TD->OhciTransfer = OhciTransfer;
1365 
1366  PrevTD->HwTD.gTD.NextTD = TD->PhysicalAddress;
1367  PrevTD->NextTDVa = TD;
1368 
1369  DataToggle = OHCI_TD_DATA_TOGGLE_DATA0;
1370  }
1371 
1372  if (TransferParameters->TransferFlags & USBD_SHORT_TRANSFER_OK)
1373  {
1374  PrevTD->HwTD.gTD.Control.BufferRounding = TRUE;
1375  OhciTransfer->Flags |= OHCI_TRANSFER_FLAGS_SHORT_TRANSFER_OK;
1376  }
1377 
1378  /* After data packets, goes a status packet */
1379 
1380  TD->Flags |= OHCI_HCD_TD_FLAG_CONTROL_STATUS;
1381  TD->TransferLen = 0;
1382 
1383  if ((TransferParameters->TransferFlags & USBD_TRANSFER_DIRECTION_IN) != 0)
1384  {
1385  TD->HwTD.gTD.Control.BufferRounding = FALSE;
1386  TD->HwTD.gTD.Control.DirectionPID = OHCI_TD_DIRECTION_PID_OUT;
1387  }
1388  else
1389  {
1390  TD->HwTD.gTD.Control.BufferRounding = TRUE;
1391  TD->HwTD.gTD.Control.DirectionPID = OHCI_TD_DIRECTION_PID_IN;
1392  }
1393 
1394  /* OpenHCI spec, 4.3.1.3.4 */
1395  TD->HwTD.gTD.Control.DataToggle = OHCI_TD_DATA_TOGGLE_DATA1;
1396  TD->HwTD.gTD.Control.ConditionCode = OHCI_TD_CONDITION_NOT_ACCESSED;
1397  TD->HwTD.gTD.Control.DelayInterrupt = OHCI_TD_INTERRUPT_IMMEDIATE;
1398 
1399  OhciTransfer->PendingTDs++;
1400  OhciTransfer->ControlStatusTD = TD;
1401 
1402  PrevTD = TD;
1403 
1404  /* And the last descriptor, which is not used in the current transfer (OpenHCI spec, 4.6) */
1405  TD = OHCI_AllocateTD(OhciExtension, OhciEndpoint);
1406 
1407  PrevTD->HwTD.gTD.NextTD = TD->PhysicalAddress;
1408  PrevTD->NextTDVa = TD;
1409 
1410  TD->NextTDVa = NULL;
1411  /* TD->HwTD.gTD.NextTD = 0; */
1412 
1413  OhciTransfer->NextTD = TD;
1414  OhciEndpoint->HcdTailP = TD;
1415 
1416  OhciEndpoint->HcdED->HwED.TailPointer = TD->PhysicalAddress;
1417 
1418  OHCI_EnableList(OhciExtension, OhciEndpoint);
1419 
1420  return MP_STATUS_SUCCESS;
1421 }
1422 
1423 static
1424 MPSTATUS
1425 OHCI_BulkOrInterruptTransfer(IN POHCI_EXTENSION OhciExtension,
1426  IN POHCI_ENDPOINT OhciEndpoint,
1427  IN PUSBPORT_TRANSFER_PARAMETERS TransferParameters,
1428  IN POHCI_TRANSFER OhciTransfer,
1429  IN PUSBPORT_SCATTER_GATHER_LIST SGList)
1430 {
1431  POHCI_HCD_TD TD;
1432  POHCI_HCD_TD PrevTD;
1433  ULONG TransferedLen;
1434  ULONG MaxTDs;
1435 
1436  DPRINT_OHCI("OHCI_BulkOrInterruptTransfer: ... \n");
1437 
1438  MaxTDs = OHCI_RemainTDs(OhciExtension, OhciEndpoint);
1439 
1440  if (SGList->SgElementCount > MaxTDs)
1441  return MP_STATUS_FAILURE;
1442 
1443  TD = OhciEndpoint->HcdTailP;
1444 
1445  TransferedLen = 0;
1446 
1447  do
1448  {
1449  TD->HwTD.gTD.Control.DelayInterrupt = OHCI_TD_INTERRUPT_NONE;
1450  TD->HwTD.gTD.Control.ConditionCode = OHCI_TD_CONDITION_NOT_ACCESSED;
1451 
1452  if (TransferParameters->TransferFlags & USBD_TRANSFER_DIRECTION_IN)
1453  {
1454  TD->HwTD.gTD.Control.BufferRounding = FALSE;
1455  TD->HwTD.gTD.Control.DirectionPID = OHCI_TD_DIRECTION_PID_IN;
1456  }
1457  else
1458  {
1459  TD->HwTD.gTD.Control.BufferRounding = TRUE;
1460  TD->HwTD.gTD.Control.DirectionPID = OHCI_TD_DIRECTION_PID_OUT;
1461  }
1462 
1463  TD->Flags |= OHCI_HCD_TD_FLAG_PROCESSED;
1464  TD->OhciTransfer = OhciTransfer;
1465 
1466  if (TransferParameters->TransferBufferLength)
1467  {
1468  TransferedLen = OHCI_MapTransferToTD(OhciExtension,
1469  TransferedLen,
1470  OhciTransfer,
1471  TD,
1472  SGList);
1473  }
1474  else
1475  {
1476  ASSERT(SGList->SgElementCount == 0);
1477  TD->TransferLen = 0;
1478  }
1479 
1480  PrevTD = TD;
1481 
1482  TD = OHCI_AllocateTD(OhciExtension, OhciEndpoint);
1483  OhciTransfer->PendingTDs++;
1484 
1485  PrevTD->HwTD.gTD.NextTD = TD->PhysicalAddress;
1486  PrevTD->NextTDVa = TD;
1487  }
1488  while (TransferedLen < TransferParameters->TransferBufferLength);
1489 
1490  if (TransferParameters->TransferFlags & USBD_SHORT_TRANSFER_OK)
1491  {
1492  PrevTD->HwTD.gTD.Control.BufferRounding = TRUE;
1493  OhciTransfer->Flags |= OHCI_TRANSFER_FLAGS_SHORT_TRANSFER_OK;
1494  }
1495 
1496  PrevTD->HwTD.gTD.Control.DelayInterrupt = OHCI_TD_INTERRUPT_IMMEDIATE;
1497 
1498  /* The last TD in a chain is not used in a transfer. The controller does not access it
1499  * so it will be used for chaining a next transfer to it (OpenHCI spec, 4.6)
1500  */
1501  /* TD->HwTD.gTD.NextTD = 0; */
1502  TD->NextTDVa = NULL;
1503 
1504  OhciTransfer->NextTD = TD;
1505  OhciEndpoint->HcdTailP = TD;
1506 
1507  OhciEndpoint->HcdED->HwED.TailPointer = TD->PhysicalAddress;
1508 
1509  OHCI_EnableList(OhciExtension, OhciEndpoint);
1510 
1511  return MP_STATUS_SUCCESS;
1512 }
1513 
1527 MPSTATUS
1528 NTAPI
1529 OHCI_SubmitTransfer(IN PVOID ohciExtension,
1530  IN PVOID ohciEndpoint,
1531  IN PUSBPORT_TRANSFER_PARAMETERS TransferParameters,
1532  IN PVOID ohciTransfer,
1533  IN PUSBPORT_SCATTER_GATHER_LIST SGList)
1534 {
1535  POHCI_EXTENSION OhciExtension = ohciExtension;
1536  POHCI_ENDPOINT OhciEndpoint = ohciEndpoint;
1537  POHCI_TRANSFER OhciTransfer = ohciTransfer;
1538  ULONG TransferType;
1539 
1540  DPRINT_OHCI("OHCI_SubmitTransfer: ... \n");
1541 
1542  RtlZeroMemory(OhciTransfer, sizeof(OHCI_TRANSFER));
1543 
1544  OhciTransfer->TransferParameters = TransferParameters;
1545  OhciTransfer->OhciEndpoint = OhciEndpoint;
1546 
1547  TransferType = OhciEndpoint->EndpointProperties.TransferType;
1548 
1549  if (TransferType == USBPORT_TRANSFER_TYPE_CONTROL)
1550  {
1551  return OHCI_ControlTransfer(OhciExtension,
1552  OhciEndpoint,
1553  TransferParameters,
1554  OhciTransfer,
1555  SGList);
1556  }
1557 
1558  if (TransferType == USBPORT_TRANSFER_TYPE_BULK ||
1559  TransferType == USBPORT_TRANSFER_TYPE_INTERRUPT)
1560  {
1561  return OHCI_BulkOrInterruptTransfer(OhciExtension,
1562  OhciEndpoint,
1563  TransferParameters,
1564  OhciTransfer,
1565  SGList);
1566  }
1567 
1568  return MP_STATUS_FAILURE;
1569 }
1570 
1571 MPSTATUS
1572 NTAPI
1573 OHCI_SubmitIsoTransfer(IN PVOID ohciExtension,
1574  IN PVOID ohciEndpoint,
1575  IN PUSBPORT_TRANSFER_PARAMETERS TransferParameters,
1576  IN PVOID ohciTransfer,
1577  IN PVOID isoParameters)
1578 {
1579  DPRINT1("OHCI_SubmitIsoTransfer: UNIMPLEMENTED. FIXME\n");
1580  return MP_STATUS_SUCCESS;
1581 }
1582 
1583 VOID
1584 NTAPI
1585 OHCI_ProcessDoneTD(IN POHCI_EXTENSION OhciExtension,
1586  IN POHCI_HCD_TD TD,
1587  IN BOOLEAN IsPortComplete)
1588 {
1589  POHCI_TRANSFER OhciTransfer;
1590  POHCI_ENDPOINT OhciEndpoint;
1591  ULONG Buffer;
1592  ULONG BufferEnd;
1593  ULONG Length;
1594 
1595  DPRINT_OHCI("OHCI_ProcessDoneTD: ... \n");
1596 
1597  OhciTransfer = TD->OhciTransfer;
1598  OhciEndpoint = OhciTransfer->OhciEndpoint;
1599 
1600  OhciTransfer->PendingTDs--;
1601 
1602  Buffer = TD->HwTD.gTD.CurrentBuffer;
1603  BufferEnd = TD->HwTD.gTD.BufferEnd;
1604 
1605  if (TD->Flags & OHCI_HCD_TD_FLAG_NOT_ACCESSED)
1606  {
1607  TD->HwTD.gTD.Control.ConditionCode = OHCI_TD_CONDITION_NO_ERROR;
1608  }
1609  else
1610  {
1611  if (TD->HwTD.gTD.CurrentBuffer)
1612  {
1613  if (TD->TransferLen)
1614  {
1615  Length = (BufferEnd & (PAGE_SIZE - 1)) -
1616  (Buffer & (PAGE_SIZE - 1));
1617 
1618  Length++;
1619 
1620  if (Buffer >> PAGE_SHIFT != BufferEnd >> PAGE_SHIFT)
1621  Length += PAGE_SIZE;
1622 
1623  TD->TransferLen -= Length;
1624  }
1625  }
1626 
1627  if (TD->HwTD.gTD.Control.DirectionPID != OHCI_TD_DIRECTION_PID_SETUP)
1628  OhciTransfer->TransferLen += TD->TransferLen;
1629 
1630  if (TD->HwTD.gTD.Control.ConditionCode)
1631  {
1632  OhciTransfer->USBDStatus = USBD_STATUS_HALTED |
1633  TD->HwTD.gTD.Control.ConditionCode;
1634  }
1635  }
1636 
1637  TD->Flags = 0;
1638  TD->HwTD.gTD.NextTD = 0;
1639  TD->OhciTransfer = 0;
1640 
1641  TD->DoneLink.Flink = NULL;
1642  TD->DoneLink.Blink = NULL;
1643 
1644  if (IsPortComplete && (OhciTransfer->PendingTDs == 0))
1645  {
1646  RegPacket.UsbPortCompleteTransfer(OhciExtension,
1647  OhciEndpoint,
1648  OhciTransfer->TransferParameters,
1649  OhciTransfer->USBDStatus,
1650  OhciTransfer->TransferLen);
1651  }
1652 }
1653 
1654 VOID
1655 NTAPI
1656 OHCI_ProcessDoneIsoTD(IN POHCI_EXTENSION OhciExtension,
1657  IN POHCI_HCD_TD TD,
1658  IN BOOLEAN IsPortComplete)
1659 {
1660  DPRINT1("OHCI_ProcessDoneIsoTD: UNIMPLEMENTED. FIXME\n");
1661 }
1662 
1671 VOID
1672 NTAPI
1673 OHCI_AbortTransfer(IN PVOID ohciExtension,
1674  IN PVOID ohciEndpoint,
1675  IN PVOID ohciTransfer,
1676  IN OUT PULONG CompletedLength)
1677 {
1678  POHCI_EXTENSION OhciExtension = ohciExtension;
1679  POHCI_ENDPOINT OhciEndpoint = ohciEndpoint;
1680  POHCI_TRANSFER OhciTransfer = ohciTransfer;
1681  POHCI_HCD_ED ED = OhciEndpoint->HcdED;
1682  POHCI_HCD_TD TD, NextTD, LastTD;
1683  ULONG ix;
1684  BOOLEAN IsIsoEndpoint;
1685  BOOLEAN IsProcessed = FALSE;
1686 
1687  DPRINT("OHCI_AbortTransfer: ohciEndpoint - %p, ohciTransfer - %p\n",
1688  OhciEndpoint,
1689  OhciTransfer);
1690 
1691  IsIsoEndpoint = (OhciEndpoint->EndpointProperties.TransferType == USBPORT_TRANSFER_TYPE_ISOCHRONOUS);
1692  NextTD = RegPacket.UsbPortGetMappedVirtualAddress(ED->HwED.HeadPointer & OHCI_ED_HEAD_POINTER_MASK,
1693  OhciExtension,
1694  OhciEndpoint);
1695 
1696  if (NextTD->OhciTransfer == OhciTransfer)
1697  {
1698  LastTD = OhciTransfer->NextTD;
1699 
1700  /* Keeping the carry bit from previous pointer value */
1701  ED->HwED.HeadPointer = LastTD->PhysicalAddress |
1702  (ED->HwED.HeadPointer & OHCI_ED_HEAD_POINTER_CARRY);
1703 
1704  OhciEndpoint->HcdHeadP = LastTD;
1705 
1706  for (ix = 0; ix < OhciEndpoint->MaxTransferDescriptors; ix++)
1707  {
1708  TD = &OhciEndpoint->FirstTD[ix];
1709 
1710  if (TD->OhciTransfer != OhciTransfer)
1711  continue;
1712 
1713  if (IsIsoEndpoint)
1714  OHCI_ProcessDoneIsoTD(OhciExtension, TD, FALSE);
1715  else
1716  OHCI_ProcessDoneTD(OhciExtension, TD, FALSE);
1717  }
1718 
1719  *CompletedLength = OhciTransfer->TransferLen;
1720  return;
1721  }
1722 
1723  if (NextTD == OhciEndpoint->HcdHeadP)
1724  IsProcessed = TRUE;
1725 
1726  for (TD = OhciEndpoint->HcdHeadP; TD != NextTD; TD = TD->NextTDVa)
1727  {
1728  if (TD->OhciTransfer != OhciTransfer)
1729  continue;
1730 
1731  if (OhciEndpoint->HcdHeadP == TD)
1732  OhciEndpoint->HcdHeadP = TD->NextTDVa;
1733 
1734  if (IsIsoEndpoint)
1735  OHCI_ProcessDoneIsoTD(OhciExtension, TD, FALSE);
1736  else
1737  OHCI_ProcessDoneTD(OhciExtension, TD, FALSE);
1738 
1739  IsProcessed = TRUE;
1740  }
1741 
1742  if (!IsProcessed)
1743  {
1744  for (TD = OhciEndpoint->HcdHeadP; TD->OhciTransfer != OhciTransfer; TD = TD->NextTDVa)
1745  {
1746  if (TD == OhciEndpoint->HcdTailP)
1747  {
1748  TD = NULL;
1749  break;
1750  }
1751  LastTD = TD;
1752  }
1753 
1754  for (; TD->OhciTransfer == OhciTransfer; TD = TD->NextTDVa)
1755  {
1756  if (TD == OhciEndpoint->HcdTailP)
1757  break;
1758 
1759  if (IsIsoEndpoint)
1760  OHCI_ProcessDoneIsoTD(OhciExtension, TD, FALSE);
1761  else
1762  OHCI_ProcessDoneTD(OhciExtension, TD, FALSE);
1763  }
1764 
1765  LastTD->OhciTransfer->NextTD = TD;
1766 
1767  LastTD->NextTDVa = TD;
1768  LastTD->HwTD.gTD.NextTD = TD->PhysicalAddress;
1769  }
1770 
1771  *CompletedLength = OhciTransfer->TransferLen;
1772 
1773  if (OhciTransfer->TransferLen)
1774  {
1775  DPRINT("OHCI_AbortTransfer: *CompletedLength - %x\n", *CompletedLength);
1776  }
1777 }
1778 
1779 ULONG
1780 NTAPI
1781 OHCI_GetEndpointState(IN PVOID ohciExtension,
1782  IN PVOID ohciEndpoint)
1783 {
1784  POHCI_ENDPOINT OhciEndpoint = ohciEndpoint;
1785  POHCI_HCD_ED ED;
1786 
1787  DPRINT_OHCI("OHCI_GetEndpointState: ... \n");
1788 
1789  ED = OhciEndpoint->HcdED;
1790 
1791  if (ED->Flags & OHCI_HCD_TD_FLAG_NOT_ACCESSED)
1792  return USBPORT_ENDPOINT_REMOVE;
1793 
1794  if (ED->HwED.EndpointControl.sKip)
1795  return USBPORT_ENDPOINT_PAUSED;
1796 
1797  return USBPORT_ENDPOINT_ACTIVE;
1798 }
1799 
1800 VOID
1801 NTAPI
1802 OHCI_RemoveEndpointFromSchedule(IN POHCI_ENDPOINT OhciEndpoint)
1803 {
1804  POHCI_HCD_ED ED;
1805  POHCI_HCD_ED PreviousED;
1806  POHCI_STATIC_ED HeadED;
1807 
1808  DPRINT_OHCI("OHCI_RemoveEndpointFromSchedule \n");
1809 
1810  ED = OhciEndpoint->HcdED;
1811  HeadED = OhciEndpoint->HeadED;
1812 
1813  if (&HeadED->Link == ED->HcdEDLink.Blink)
1814  {
1815  if (HeadED->Type == OHCI_STATIC_ED_TYPE_CONTROL ||
1816  HeadED->Type == OHCI_STATIC_ED_TYPE_BULK)
1817  {
1818  WRITE_REGISTER_ULONG(HeadED->pNextED, ED->HwED.NextED);
1819  }
1820  else if (HeadED->Type == OHCI_STATIC_ED_TYPE_INTERRUPT)
1821  {
1822  *HeadED->pNextED = ED->HwED.NextED;
1823  }
1824  else
1825  {
1826  DPRINT1("OHCI_RemoveEndpointFromSchedule: Unknown HeadED->Type - %x\n",
1827  HeadED->Type);
1828  DbgBreakPoint();
1829  }
1830  }
1831  else
1832  {
1833  PreviousED = CONTAINING_RECORD(ED->HcdEDLink.Blink,
1834  OHCI_HCD_ED,
1835  HcdEDLink);
1836 
1837  PreviousED->HwED.NextED = ED->HwED.NextED;
1838  }
1839 
1840  RemoveEntryList(&ED->HcdEDLink);
1841 
1842  OhciEndpoint->HeadED = NULL;
1843 }
1844 
1845 VOID
1846 NTAPI
1847 OHCI_SetEndpointState(IN PVOID ohciExtension,
1848  IN PVOID ohciEndpoint,
1849  IN ULONG EndpointState)
1850 {
1851  POHCI_EXTENSION OhciExtension = ohciExtension;
1852  POHCI_ENDPOINT OhciEndpoint = ohciEndpoint;
1853  POHCI_HCD_ED ED;
1854 
1855  DPRINT_OHCI("OHCI_SetEndpointState: EndpointState - %x\n",
1856  EndpointState);
1857 
1858  ED = OhciEndpoint->HcdED;
1859 
1860  switch (EndpointState)
1861  {
1862  case USBPORT_ENDPOINT_PAUSED:
1863  ED->HwED.EndpointControl.sKip = 1;
1864  break;
1865 
1866  case USBPORT_ENDPOINT_ACTIVE:
1867  ED->HwED.EndpointControl.sKip = 0;
1868  OHCI_EnableList(OhciExtension, OhciEndpoint);
1869  break;
1870 
1871  case USBPORT_ENDPOINT_REMOVE:
1872  ED->HwED.EndpointControl.sKip = 1;
1873  ED->Flags |= OHCI_HCD_ED_FLAG_NOT_ACCESSED;
1874  OHCI_RemoveEndpointFromSchedule(OhciEndpoint);
1875  break;
1876 
1877  default:
1878  ASSERT(FALSE);
1879  break;
1880  }
1881 }
1882 
1883 VOID
1884 NTAPI
1885 OHCI_PollAsyncEndpoint(IN POHCI_EXTENSION OhciExtension,
1886  IN POHCI_ENDPOINT OhciEndpoint)
1887 {
1888  PUSBPORT_TRANSFER_PARAMETERS TransferParameters;
1889  POHCI_HCD_ED ED;
1890  ULONG_PTR NextTdPA;
1891  POHCI_HCD_TD NextTD;
1892  POHCI_HCD_TD TD;
1893  PLIST_ENTRY DoneList;
1894  POHCI_TRANSFER OhciTransfer;
1895  POHCI_HCD_TD ControlStatusTD;
1896  ULONG_PTR PhysicalAddress;
1897  ULONG TransferNumber;
1898  POHCI_TRANSFER transfer;
1899  UCHAR ConditionCode;
1900  BOOLEAN IsResetOnHalt = FALSE;
1901 
1902  //DPRINT_OHCI("OHCI_PollAsyncEndpoint: Endpoint - %p\n", OhciEndpoint);
1903 
1904  ED = OhciEndpoint->HcdED;
1905  NextTdPA = ED->HwED.HeadPointer & OHCI_ED_HEAD_POINTER_MASK;
1906 
1907  if (!NextTdPA)
1908  {
1909  OHCI_DumpHcdED(ED);
1910  DbgBreakPoint();
1911  }
1912 
1913  NextTD = RegPacket.UsbPortGetMappedVirtualAddress(NextTdPA,
1914  OhciExtension,
1915  OhciEndpoint);
1916  DPRINT_OHCI("NextTD - %p\n", NextTD);
1917 
1918  if ((ED->HwED.HeadPointer & OHCI_ED_HEAD_POINTER_HALT) == 0)
1919  goto ProcessListTDs;
1920 
1921  OHCI_DumpHcdED(ED);
1922 
1923  IsResetOnHalt = (ED->Flags & OHCI_HCD_ED_FLAG_RESET_ON_HALT) != 0;
1924  DPRINT1("PollAsyncEndpoint: IsResetOnHalt %x\n", IsResetOnHalt);
1925 
1926  for (TD = OhciEndpoint->HcdHeadP; ; TD = TD->NextTDVa)
1927  {
1928  if (!TD)
1929  {
1930  OHCI_DumpHcdED(ED);
1931  DbgBreakPoint();
1932  }
1933 
1934  if (TD == NextTD)
1935  {
1936  DPRINT("TD == NextTD - %p\n", TD);
1937  goto HandleDoneList;
1938  }
1939 
1940  OhciTransfer = TD->OhciTransfer;
1941  ConditionCode = TD->HwTD.gTD.Control.ConditionCode;
1942 
1943  DPRINT("TD - %p, ConditionCode - %X\n", TD, ConditionCode);
1944  OHCI_DumpHcdTD(TD);
1945 
1946  switch (ConditionCode)
1947  {
1948  case OHCI_TD_CONDITION_NO_ERROR:
1949  TD->Flags |= OHCI_HCD_TD_FLAG_DONE;
1950  InsertTailList(&OhciEndpoint->TDList, &TD->DoneLink);
1951  continue;
1952 
1953  case OHCI_TD_CONDITION_NOT_ACCESSED:
1954  TD->Flags |= (OHCI_HCD_TD_FLAG_DONE | OHCI_HCD_TD_FLAG_NOT_ACCESSED);
1955  InsertTailList(&OhciEndpoint->TDList, &TD->DoneLink);
1956  continue;
1957 
1958  case OHCI_TD_CONDITION_DATA_UNDERRUN:
1959  DPRINT1("DATA_UNDERRUN. Transfer->Flags - %X\n", OhciTransfer->Flags);
1960 
1961  if (OhciTransfer->Flags & OHCI_TRANSFER_FLAGS_SHORT_TRANSFER_OK)
1962  {
1963  IsResetOnHalt = TRUE;
1964  TD->HwTD.gTD.Control.ConditionCode = OHCI_TD_CONDITION_NO_ERROR;
1965 
1966  ControlStatusTD = OhciTransfer->ControlStatusTD;
1967 
1968  if ((TD->Flags & OHCI_HCD_TD_FLAG_CONTROL_STATUS) == 0 &&
1969  ControlStatusTD)
1970  {
1971  PhysicalAddress = ControlStatusTD->PhysicalAddress;
1972  PhysicalAddress |= (ED->HwED.HeadPointer &
1973  OHCI_ED_HEAD_POINTER_FLAGS_MASK);
1974 
1975  ED->HwED.HeadPointer = PhysicalAddress;
1976 
1977  NextTD = OhciTransfer->ControlStatusTD;
1978  DPRINT("PhysicalAddress - %p, NextTD - %p\n", PhysicalAddress, NextTD);
1979  }
1980  else
1981  {
1982  TransferParameters = OhciTransfer->TransferParameters;
1983 
1984  if (TransferParameters->IsTransferSplited)
1985  {
1986  TransferNumber = TransferParameters->TransferCounter;
1987  transfer = OhciTransfer;
1988 
1989  do
1990  {
1991  transfer = transfer->NextTD->OhciTransfer;
1992  NextTD = transfer->NextTD;
1993  }
1994  while (transfer && TransferNumber ==
1995  transfer->TransferParameters->TransferCounter);
1996 
1997  PhysicalAddress = NextTD->PhysicalAddress;
1998  PhysicalAddress |= (ED->HwED.HeadPointer &
1999  OHCI_ED_HEAD_POINTER_FLAGS_MASK);
2000 
2001  ED->HwED.HeadPointer = PhysicalAddress;
2002  DPRINT("PhysicalAddress - %p, NextTD - %p\n", PhysicalAddress, NextTD);
2003  }
2004  else
2005  {
2006  PhysicalAddress = OhciTransfer->NextTD->PhysicalAddress;
2007  PhysicalAddress |= (ED->HwED.HeadPointer &
2008  OHCI_ED_HEAD_POINTER_FLAGS_MASK);
2009 
2010  ED->HwED.HeadPointer = PhysicalAddress;
2011 
2012  NextTD = OhciTransfer->NextTD;
2013  DPRINT("PhysicalAddress - %p, NextTD - %p\n", PhysicalAddress, NextTD);
2014  }
2015  }
2016 
2017  TD->Flags |= OHCI_HCD_TD_FLAG_DONE;
2018  InsertTailList(&OhciEndpoint->TDList, &TD->DoneLink);
2019  continue;
2020  }
2021 
2022  /* fall through */
2023 
2024  default:
2025  TD->Flags |= OHCI_HCD_TD_FLAG_DONE;
2026  InsertTailList(&OhciEndpoint->TDList, &TD->DoneLink);
2027 
2028  ED->HwED.HeadPointer = OhciTransfer->NextTD->PhysicalAddress |
2029  (ED->HwED.HeadPointer &
2030  OHCI_ED_HEAD_POINTER_FLAGS_MASK);
2031 
2032  NextTD = OhciTransfer->NextTD;
2033  break;
2034  }
2035  }
2036 
2037 ProcessListTDs:
2038 
2039  TD = OhciEndpoint->HcdHeadP;
2040 
2041  while (TD != NextTD)
2042  {
2043  OHCI_DumpHcdTD(TD);
2044  TD->Flags |= OHCI_HCD_TD_FLAG_DONE;
2045  InsertTailList(&OhciEndpoint->TDList, &TD->DoneLink);
2046  TD = TD->NextTDVa;
2047  }
2048 
2049 HandleDoneList:
2050 
2051  TD = NextTD;
2052  OhciEndpoint->HcdHeadP = NextTD;
2053 
2054  DoneList = &OhciEndpoint->TDList;
2055 
2056  while (!IsListEmpty(DoneList))
2057  {
2058  TD = CONTAINING_RECORD(DoneList->Flink,
2059  OHCI_HCD_TD,
2060  DoneLink);
2061 
2062  RemoveHeadList(DoneList);
2063 
2064  if (TD->Flags & OHCI_HCD_TD_FLAG_DONE &&
2065  TD->Flags & OHCI_HCD_TD_FLAG_PROCESSED)
2066  {
2067  OHCI_ProcessDoneTD(OhciExtension, TD, TRUE);
2068  }
2069  }
2070 
2071  if (IsResetOnHalt)
2072  {
2073  ED->HwED.HeadPointer &= ~OHCI_ED_HEAD_POINTER_HALT;
2074  DPRINT("ED->HwED.HeadPointer - %p\n", ED->HwED.HeadPointer);
2075  }
2076 }
2077 
2078 VOID
2079 NTAPI
2080 OHCI_PollIsoEndpoint(IN POHCI_EXTENSION OhciExtension,
2081  IN POHCI_ENDPOINT OhciEndpoint)
2082 {
2083  DPRINT1("OHCI_PollAsyncEndpoint: UNIMPLEMENTED. FIXME \n");
2084  ASSERT(FALSE);
2085 }
2086 
2087 VOID
2088 NTAPI
2089 OHCI_PollEndpoint(IN PVOID ohciExtension,
2090  IN PVOID ohciEndpoint)
2091 {
2092  POHCI_EXTENSION OhciExtension = ohciExtension;
2093  POHCI_ENDPOINT OhciEndpoint = ohciEndpoint;
2094  ULONG TransferType;
2095 
2096  DPRINT_OHCI("OHCI_PollEndpoint: OhciExtension - %p, Endpoint - %p\n",
2097  OhciExtension,
2098  OhciEndpoint);
2099 
2100  TransferType = OhciEndpoint->EndpointProperties.TransferType;
2101 
2102  if (TransferType == USBPORT_TRANSFER_TYPE_ISOCHRONOUS)
2103  {
2104  OHCI_PollIsoEndpoint(OhciExtension, OhciEndpoint);
2105  return;
2106  }
2107 
2108  if (TransferType == USBPORT_TRANSFER_TYPE_CONTROL ||
2109  TransferType == USBPORT_TRANSFER_TYPE_BULK ||
2110  TransferType == USBPORT_TRANSFER_TYPE_INTERRUPT)
2111  {
2112  OHCI_PollAsyncEndpoint(OhciExtension, OhciEndpoint);
2113  }
2114 }
2115 
2116 VOID
2117 NTAPI
2118 OHCI_CheckController(IN PVOID ohciExtension)
2119 {
2120  POHCI_EXTENSION OhciExtension = ohciExtension;
2121  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
2122  PULONG HcControlReg;
2123  OHCI_REG_CONTROL HcControl;
2124  ULONG FmNumber;
2125  USHORT FmDiff;
2126  POHCI_HCCA HcHCCA;
2127 
2128  //DPRINT_OHCI("OHCI_CheckController: ...\n");
2129 
2130  OperationalRegs = OhciExtension->OperationalRegs;
2131 
2132  if (!OHCI_HardwarePresent(OhciExtension, TRUE))
2133  return;
2134 
2135  HcControlReg = (PULONG)&OperationalRegs->HcControl;
2136  HcControl.AsULONG = READ_REGISTER_ULONG(HcControlReg);
2137 
2138  if (HcControl.HostControllerFunctionalState != OHCI_HC_STATE_OPERATIONAL)
2139  return;
2140 
2141  FmNumber = READ_REGISTER_ULONG(&OperationalRegs->HcFmNumber);
2142  FmDiff = (USHORT)(FmNumber - OhciExtension->HcdFmNumber);
2143 
2144  if (FmNumber == 0 || FmDiff < 5)
2145  return;
2146 
2147  HcHCCA = &OhciExtension->HcResourcesVA->HcHCCA;
2148  OhciExtension->HcdFmNumber = FmNumber;
2149 
2150  if (HcHCCA->Pad1 == 0)
2151  {
2152  HcHCCA->Pad1 = 0xBAD1;
2153  return;
2154  }
2155 
2156  DPRINT1("OHCI_CheckController: HcHCCA->Pad1 - %x\n", HcHCCA->Pad1);
2157 
2158  if (HcHCCA->Pad1 == 0xBAD1)
2159  {
2160  HcHCCA->Pad1 = 0xBAD2;
2161  }
2162  else if (HcHCCA->Pad1 == 0xBAD2)
2163  {
2164  HcHCCA->Pad1 = 0xBAD3;
2165 
2166  RegPacket.UsbPortInvalidateController(OhciExtension,
2167  USBPORT_INVALIDATE_CONTROLLER_RESET);
2168  }
2169 }
2170 
2171 ULONG
2172 NTAPI
2173 OHCI_Get32BitFrameNumber(IN PVOID ohciExtension)
2174 {
2175  POHCI_EXTENSION OhciExtension = ohciExtension;
2176  POHCI_HCCA HcHCCA;
2177  ULONG fm;
2178  ULONG hp;
2179 
2180  HcHCCA = &OhciExtension->HcResourcesVA->HcHCCA;
2181 
2182  /* 5.4 FrameInterval Counter: Get32BitFrameNumber() */
2183 
2184  hp = OhciExtension->FrameHighPart;
2185  fm = HcHCCA->FrameNumber;
2186 
2187  DPRINT_OHCI("OHCI_Get32BitFrameNumber: hp - %lX, fm - %lX\n", hp, fm);
2188 
2189  return ((fm & 0x7FFF) | hp) + ((fm ^ hp) & 0x8000);
2190 }
2191 
2192 VOID
2193 NTAPI
2194 OHCI_InterruptNextSOF(IN PVOID ohciExtension)
2195 {
2196  POHCI_EXTENSION OhciExtension = ohciExtension;
2197  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
2198  PULONG InterruptEnableReg;
2199  OHCI_REG_INTERRUPT_ENABLE_DISABLE IntEnable;
2200 
2201  DPRINT_OHCI("OHCI_InterruptNextSOF: OhciExtension - %p\n",
2202  OhciExtension);
2203 
2204  OperationalRegs = OhciExtension->OperationalRegs;
2205  InterruptEnableReg = (PULONG)&OperationalRegs->HcInterruptEnable;
2206 
2207  /* Enable interrupt generation due to Start of Frame */
2208  IntEnable.AsULONG = 0;
2209  IntEnable.StartofFrame = 1;
2210 
2211  WRITE_REGISTER_ULONG(InterruptEnableReg, IntEnable.AsULONG);
2212 }
2213 
2214 VOID
2215 NTAPI
2216 OHCI_EnableInterrupts(IN PVOID ohciExtension)
2217 {
2218  POHCI_EXTENSION OhciExtension = ohciExtension;
2219  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
2220  PULONG InterruptEnableReg;
2221  OHCI_REG_INTERRUPT_ENABLE_DISABLE IntEnable;
2222 
2223  DPRINT_OHCI("OHCI_EnableInterrupts: OhciExtension - %p\n",
2224  OhciExtension);
2225 
2226  OperationalRegs = OhciExtension->OperationalRegs;
2227  InterruptEnableReg = (PULONG)&OperationalRegs->HcInterruptEnable;
2228 
2229  /* Enable interrupt generation */
2230  IntEnable.AsULONG = 0;
2231  IntEnable.MasterInterruptEnable = 1;
2232 
2233  WRITE_REGISTER_ULONG(InterruptEnableReg, IntEnable.AsULONG);
2234 }
2235 
2236 VOID
2237 NTAPI
2238 OHCI_DisableInterrupts(IN PVOID ohciExtension)
2239 {
2240  POHCI_EXTENSION OhciExtension = ohciExtension;
2241  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
2242  PULONG InterruptDisableReg;
2243  OHCI_REG_INTERRUPT_ENABLE_DISABLE IntDisable;
2244 
2245  DPRINT_OHCI("OHCI_DisableInterrupts\n");
2246 
2247  OperationalRegs = OhciExtension->OperationalRegs;
2248  InterruptDisableReg = (PULONG)&OperationalRegs->HcInterruptDisable;
2249 
2250  /* Disable interrupt generation */
2251  IntDisable.AsULONG = 0;
2252  IntDisable.MasterInterruptEnable = 1;
2253 
2254  WRITE_REGISTER_ULONG(InterruptDisableReg, IntDisable.AsULONG);
2255 }
2256 
2257 VOID
2258 NTAPI
2259 OHCI_PollController(IN PVOID ohciExtension)
2260 {
2261  DPRINT1("OHCI_PollController: UNIMPLEMENTED. FIXME\n");
2262 }
2263 
2264 VOID
2265 NTAPI
2266 OHCI_SetEndpointDataToggle(IN PVOID ohciExtension,
2267  IN PVOID ohciEndpoint,
2268  IN ULONG DataToggle)
2269 {
2270  POHCI_ENDPOINT OhciEndpoint = ohciEndpoint;
2271  POHCI_HCD_ED ED;
2272 
2273  DPRINT_OHCI("OHCI_SetEndpointDataToggle: Endpoint - %p, DataToggle - %x\n",
2274  OhciEndpoint,
2275  DataToggle);
2276 
2277  ED = OhciEndpoint->HcdED;
2278 
2279  if (DataToggle)
2280  ED->HwED.HeadPointer |= OHCI_ED_HEAD_POINTER_CARRY;
2281  else
2282  ED->HwED.HeadPointer &= ~OHCI_ED_HEAD_POINTER_CARRY;
2283 }
2284 
2285 ULONG
2286 NTAPI
2287 OHCI_GetEndpointStatus(IN PVOID ohciExtension,
2288  IN PVOID ohciEndpoint)
2289 {
2290  POHCI_ENDPOINT OhciEndpoint = ohciEndpoint;
2291  POHCI_HCD_ED ED;
2292  ULONG EndpointStatus = USBPORT_ENDPOINT_RUN;
2293 
2294  DPRINT_OHCI("OHCI_GetEndpointStatus: ... \n");
2295 
2296  ED = OhciEndpoint->HcdED;
2297 
2298  if ((ED->HwED.HeadPointer & OHCI_ED_HEAD_POINTER_HALT) &&
2299  !(ED->Flags & OHCI_HCD_ED_FLAG_RESET_ON_HALT))
2300  {
2301  EndpointStatus = USBPORT_ENDPOINT_HALT;
2302  }
2303 
2304  return EndpointStatus;
2305 }
2306 
2307 VOID
2308 NTAPI
2309 OHCI_SetEndpointStatus(IN PVOID ohciExtension,
2310  IN PVOID ohciEndpoint,
2311  IN ULONG EndpointStatus)
2312 {
2313  POHCI_EXTENSION OhciExtension = ohciExtension;
2314  POHCI_ENDPOINT OhciEndpoint = ohciEndpoint;
2315  POHCI_HCD_ED ED;
2316 
2317  DPRINT_OHCI("OHCI_SetEndpointStatus: Endpoint - %p, EndpointStatus - %lX\n",
2318  OhciEndpoint,
2319  EndpointStatus);
2320 
2321  if (EndpointStatus == USBPORT_ENDPOINT_RUN)
2322  {
2323  ED = OhciEndpoint->HcdED;
2324  ED->HwED.HeadPointer &= ~OHCI_ED_HEAD_POINTER_HALT;
2325 
2326  OHCI_EnableList(OhciExtension, OhciEndpoint);
2327  }
2328  else if (EndpointStatus == USBPORT_ENDPOINT_HALT)
2329  {
2330  ASSERT(FALSE);
2331  }
2332 }
2333 
2334 VOID
2335 NTAPI
2336 OHCI_ResetController(IN PVOID ohciExtension)
2337 {
2338  POHCI_EXTENSION OhciExtension = ohciExtension;
2339  POHCI_OPERATIONAL_REGISTERS OperationalRegs;
2340  ULONG FrameNumber;
2341  PULONG ControlReg;
2342  PULONG CommandStatusReg;
2343  PULONG InterruptEnableReg;
2344  PULONG FmIntervalReg;
2345  PULONG RhStatusReg;
2346  PULONG PortStatusReg;
2347  OHCI_REG_CONTROL ControlBak;
2348  OHCI_REG_CONTROL Control;
2349  OHCI_REG_COMMAND_STATUS CommandStatus;
2350  OHCI_REG_INTERRUPT_ENABLE_DISABLE IntEnable;
2351  ULONG_PTR HCCA;
2352  ULONG_PTR ControlHeadED;
2353  ULONG_PTR BulkHeadED;
2354  OHCI_REG_FRAME_INTERVAL FrameInterval;
2355  ULONG_PTR PeriodicStart;
2356  ULONG_PTR LSThreshold;
2357  OHCI_REG_RH_STATUS RhStatus;
2358  OHCI_REG_RH_DESCRIPTORA RhDescriptorA;
2359  OHCI_REG_RH_PORT_STATUS PortStatus;
2360  ULONG NumPorts;
2361  ULONG ix;
2362 
2363  DPRINT("OHCI_ResetController: ... \n");
2364 
2365  OperationalRegs = OhciExtension->OperationalRegs;
2366 
2367  ControlReg = (PULONG)&OperationalRegs->HcControl;
2368  CommandStatusReg = (PULONG)&OperationalRegs->HcCommandStatus;
2369  InterruptEnableReg = (PULONG)&OperationalRegs->HcInterruptEnable;
2370  FmIntervalReg = (PULONG)&OperationalRegs->HcFmInterval;
2371  RhStatusReg = (PULONG)&OperationalRegs->HcRhStatus;
2372 
2373  /* Backup FrameNumber from HcHCCA */
2374  FrameNumber = OhciExtension->HcResourcesVA->HcHCCA.FrameNumber;
2375 
2376  /* Backup registers */
2377  ControlBak.AsULONG = READ_REGISTER_ULONG(ControlReg);
2378  HCCA = READ_REGISTER_ULONG(&OperationalRegs->HcHCCA);
2379  ControlHeadED = READ_REGISTER_ULONG(&OperationalRegs->HcControlHeadED);
2380  BulkHeadED = READ_REGISTER_ULONG(&OperationalRegs->HcBulkHeadED);
2381  FrameInterval.AsULONG = READ_REGISTER_ULONG(FmIntervalReg);
2382  PeriodicStart = READ_REGISTER_ULONG(&OperationalRegs->HcPeriodicStart);
2383  LSThreshold = READ_REGISTER_ULONG(&OperationalRegs->HcLSThreshold);
2384 
2385  /* Reset HostController */
2386  CommandStatus.AsULONG = 0;
2387  CommandStatus.HostControllerReset = 1;
2388  WRITE_REGISTER_ULONG(CommandStatusReg, CommandStatus.AsULONG);
2389 
2390  KeStallExecutionProcessor(10);
2391 
2392  /* Restore registers */
2393  WRITE_REGISTER_ULONG(&OperationalRegs->HcHCCA, HCCA);
2394  WRITE_REGISTER_ULONG(&OperationalRegs->HcControlHeadED, ControlHeadED);
2395  WRITE_REGISTER_ULONG(&OperationalRegs->HcBulkHeadED, BulkHeadED);
2396 
2397  /* Set OPERATIONAL state for HC */
2398  Control.AsULONG = 0;
2399  Control.HostControllerFunctionalState = OHCI_HC_STATE_OPERATIONAL;
2400  WRITE_REGISTER_ULONG(ControlReg, Control.AsULONG);
2401 
2402  /* Set Toggle bit for FmInterval register */
2403  FrameInterval.FrameIntervalToggle = 1;
2404  WRITE_REGISTER_ULONG(FmIntervalReg, FrameInterval.AsULONG);
2405 
2406  /* Restore registers */
2407  WRITE_REGISTER_ULONG(&OperationalRegs->HcFmNumber, FrameNumber);
2408  WRITE_REGISTER_ULONG(&OperationalRegs->HcPeriodicStart, PeriodicStart);
2409  WRITE_REGISTER_ULONG(&OperationalRegs->HcLSThreshold, LSThreshold);
2410 
2411  /* Setup RhStatus register */
2412  RhStatus.AsULONG = 0;
2413  RhStatus.SetRemoteWakeupEnable = 1;
2414  RhStatus.SetGlobalPower = 1;
2415  WRITE_REGISTER_ULONG(RhStatusReg, RhStatus.AsULONG);
2416 
2417  /* Setup RH PortStatus registers */
2418  RhDescriptorA = OHCI_ReadRhDescriptorA(OhciExtension);
2419  NumPorts = RhDescriptorA.NumberDownstreamPorts;
2420 
2421  PortStatus.AsULONG = 0;
2422  PortStatus.SetPortPower = 1;
2423 
2424  for (ix = 0; ix < NumPorts; ix++)
2425  {
2426  PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[ix];
2427  WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
2428  }
2429 
2430  /* Restore HcControl register */
2431  ControlBak.HostControllerFunctionalState = OHCI_HC_STATE_OPERATIONAL;
2432  WRITE_REGISTER_ULONG(ControlReg, ControlBak.AsULONG);
2433 
2434  /* Setup HcInterruptEnable register */
2435  IntEnable.AsULONG = 0xFFFFFFFF;
2436  IntEnable.Reserved1 = 0;
2437  WRITE_REGISTER_ULONG(InterruptEnableReg, IntEnable.AsULONG);
2438 }
2439 
2440 MPSTATUS
2441 NTAPI
2442 OHCI_StartSendOnePacket(IN PVOID ohciExtension,
2443  IN PVOID PacketParameters,
2444  IN PVOID Data,
2445  IN PULONG pDataLength,
2446  IN PVOID BufferVA,
2447  IN PVOID BufferPA,
2448  IN ULONG BufferLength,
2449  IN USBD_STATUS * pUSBDStatus)
2450 {
2451  DPRINT1("OHCI_StartSendOnePacket: UNIMPLEMENTED. FIXME\n");
2452  return MP_STATUS_SUCCESS;
2453 }
2454 
2455 MPSTATUS
2456 NTAPI
2457 OHCI_EndSendOnePacket(IN PVOID ohciExtension,
2458  IN PVOID PacketParameters,
2459  IN PVOID Data,
2460  IN PULONG pDataLength,
2461  IN PVOID BufferVA,
2462  IN PVOID BufferPA,
2463  IN ULONG BufferLength,
2464  IN USBD_STATUS * pUSBDStatus)
2465 {
2466  DPRINT1("OHCI_EndSendOnePacket: UNIMPLEMENTED. FIXME\n");
2467  return MP_STATUS_SUCCESS;
2468 }
2469 
2470 MPSTATUS
2471 NTAPI
2472 OHCI_PassThru(IN PVOID ohciExtension,
2473  IN PVOID passThruParameters,
2474  IN ULONG ParameterLength,
2475  IN PVOID pParameters)
2476 {
2477  DPRINT1("OHCI_PassThru: UNIMPLEMENTED. FIXME\n");
2478  return MP_STATUS_SUCCESS;
2479 }
2480 
2481 VOID
2482 NTAPI
2483 OHCI_Unload(IN PDRIVER_OBJECT DriverObject)
2484 {
2485 #if DBG
2486  DPRINT1("OHCI_Unload: Not supported\n");
2487 #endif
2488  return;
2489 }
2490 
2491 VOID
2492 NTAPI
2493 OHCI_FlushInterrupts(IN PVOID uhciExtension)
2494 {
2495 #if DBG
2496  DPRINT1("OHCI_FlushInterrupts: Not supported\n");
2497 #endif
2498  return;
2499 }
2500 
2501 NTSTATUS
2502 NTAPI
2503 DriverEntry(IN PDRIVER_OBJECT DriverObject,
2504  IN PUNICODE_STRING RegistryPath)
2505 {
2506  NTSTATUS Status;
2507 
2508  DPRINT_OHCI("DriverEntry: DriverObject - %p, RegistryPath - %wZ\n",
2509  DriverObject,
2510  RegistryPath);
2511 
2512  RtlZeroMemory(&RegPacket, sizeof(USBPORT_REGISTRATION_PACKET));
2513 
2514  RegPacket.MiniPortVersion = USB_MINIPORT_VERSION_OHCI;
2515 
2516  RegPacket.MiniPortFlags = USB_MINIPORT_FLAGS_INTERRUPT |
2517  USB_MINIPORT_FLAGS_MEMORY_IO;
2518 
2519  RegPacket.MiniPortBusBandwidth = TOTAL_USB11_BUS_BANDWIDTH;
2520 
2521  RegPacket.MiniPortExtensionSize = sizeof(OHCI_EXTENSION);
2522  RegPacket.MiniPortEndpointSize = sizeof(OHCI_ENDPOINT);
2523  RegPacket.MiniPortTransferSize = sizeof(OHCI_TRANSFER);
2524  RegPacket.MiniPortResourcesSize = sizeof(OHCI_HC_RESOURCES);
2525 
2526  RegPacket.OpenEndpoint = OHCI_OpenEndpoint;
2527  RegPacket.ReopenEndpoint = OHCI_ReopenEndpoint;
2528  RegPacket.QueryEndpointRequirements = OHCI_QueryEndpointRequirements;
2529  RegPacket.CloseEndpoint = OHCI_CloseEndpoint;
2530  RegPacket.StartController = OHCI_StartController;
2531  RegPacket.StopController = OHCI_StopController;
2532  RegPacket.SuspendController = OHCI_SuspendController;
2533  RegPacket.ResumeController = OHCI_ResumeController;
2534  RegPacket.InterruptService = OHCI_InterruptService;
2535  RegPacket.InterruptDpc = OHCI_InterruptDpc;
2536  RegPacket.SubmitTransfer = OHCI_SubmitTransfer;
2537  RegPacket.SubmitIsoTransfer = OHCI_SubmitIsoTransfer;
2538  RegPacket.AbortTransfer = OHCI_AbortTransfer;
2539  RegPacket.GetEndpointState = OHCI_GetEndpointState;
2540  RegPacket.SetEndpointState = OHCI_SetEndpointState;
2541  RegPacket.PollEndpoint = OHCI_PollEndpoint;
2542  RegPacket.CheckController = OHCI_CheckController;
2543  RegPacket.Get32BitFrameNumber = OHCI_Get32BitFrameNumber;
2544  RegPacket.InterruptNextSOF = OHCI_InterruptNextSOF;
2545  RegPacket.EnableInterrupts = OHCI_EnableInterrupts;
2546  RegPacket.DisableInterrupts = OHCI_DisableInterrupts;
2547  RegPacket.PollController = OHCI_PollController;
2548  RegPacket.SetEndpointDataToggle = OHCI_SetEndpointDataToggle;
2549  RegPacket.GetEndpointStatus = OHCI_GetEndpointStatus;
2550  RegPacket.SetEndpointStatus = OHCI_SetEndpointStatus;
2551  RegPacket.ResetController = OHCI_ResetController;
2552  RegPacket.RH_GetRootHubData = OHCI_RH_GetRootHubData;
2553  RegPacket.RH_GetStatus = OHCI_RH_GetStatus;
2554  RegPacket.RH_GetPortStatus = OHCI_RH_GetPortStatus;
2555  RegPacket.RH_GetHubStatus = OHCI_RH_GetHubStatus;
2556  RegPacket.RH_SetFeaturePortReset = OHCI_RH_SetFeaturePortReset;
2557  RegPacket.RH_SetFeaturePortPower = OHCI_RH_SetFeaturePortPower;
2558  RegPacket.RH_SetFeaturePortEnable = OHCI_RH_SetFeaturePortEnable;
2559  RegPacket.RH_SetFeaturePortSuspend = OHCI_RH_SetFeaturePortSuspend;
2560  RegPacket.RH_ClearFeaturePortEnable = OHCI_RH_ClearFeaturePortEnable;
2561  RegPacket.RH_ClearFeaturePortPower = OHCI_RH_ClearFeaturePortPower;
2562  RegPacket.RH_ClearFeaturePortSuspend = OHCI_RH_ClearFeaturePortSuspend;
2563  RegPacket.RH_ClearFeaturePortEnableChange = OHCI_RH_ClearFeaturePortEnableChange;
2564  RegPacket.RH_ClearFeaturePortConnectChange = OHCI_RH_ClearFeaturePortConnectChange;
2565  RegPacket.RH_ClearFeaturePortResetChange = OHCI_RH_ClearFeaturePortResetChange;
2566  RegPacket.RH_ClearFeaturePortSuspendChange = OHCI_RH_ClearFeaturePortSuspendChange;
2567  RegPacket.RH_ClearFeaturePortOvercurrentChange = OHCI_RH_ClearFeaturePortOvercurrentChange;
2568  RegPacket.RH_DisableIrq = OHCI_RH_DisableIrq;
2569  RegPacket.RH_EnableIrq = OHCI_RH_EnableIrq;
2570  RegPacket.StartSendOnePacket = OHCI_StartSendOnePacket;
2571  RegPacket.EndSendOnePacket = OHCI_EndSendOnePacket;
2572  RegPacket.PassThru = OHCI_PassThru;
2573  RegPacket.FlushInterrupts = OHCI_FlushInterrupts;
2574 
2575  DriverObject->DriverUnload = OHCI_Unload;
2576 
2577  Status = USBPORT_RegisterUSBPortDriver(DriverObject,
2578  USB10_MINIPORT_INTERFACE_VERSION,
2579  &RegPacket);
2580 
2581  DPRINT_OHCI("DriverEntry: USBPORT_RegisterUSBPortDriver return Status - %x\n",
2582  Status);
2583 
2584  return Status;
2585 }
USBPORT_ENDPOINT_ACTIVE
#define USBPORT_ENDPOINT_ACTIVE
Definition: usbmport.h:15
MPSTATUS
ULONG MPSTATUS
Definition: usbmport.h:131
_OHCI_REG_INTERRUPT_STATUS
Definition: hardware.h:182
_OHCI_HCD_TD::HwTD
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Definition: usbohci.h:64
CurrentBuffer
static ACPI_BUFFER CurrentBuffer
Definition: Bus_PDO_QueryResourceRequirements.c:141
_USBPORT_REGISTRATION_PACKET::RH_GetStatus
PHCI_RH_GET_STATUS RH_GetStatus
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OHCI_HCD_TD_FLAG_NOT_ACCESSED
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Definition: usbohci.h:30
_USBPORT_REGISTRATION_PACKET::RH_GetPortStatus
PHCI_RH_GET_PORT_STATUS RH_GetPortStatus
Definition: usbmport.h:587
_OHCI_REG_INTERRUPT_ENABLE_DISABLE::ResumeDetected
ULONG ResumeDetected
Definition: hardware.h:205
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POHCI_HC_RESOURCES HcResourcesVA
Definition: usbohci.h:153
OHCI_DEFAULT_FRAME_INTERVAL
#define OHCI_DEFAULT_FRAME_INTERVAL
Definition: hardware.h:12
_USBPORT_REGISTRATION_PACKET::RH_ClearFeaturePortPower
PHCI_RH_CLEAR_FEATURE_PORT_POWER RH_ClearFeaturePortPower
Definition: usbmport.h:594
OHCI_MapTransferToTD
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Forms the next General Transfer Descriptor for the current transfer.
Definition: usbohci.c:1157
USBPORT_TRANSFER_TYPE_BULK
#define USBPORT_TRANSFER_TYPE_BULK
Definition: usbmport.h:9
_USBPORT_RESOURCES
Definition: usbmport.h:44
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USBPORT_REGISTRATION_PACKET RegPacket
Definition: usbohci.c:16
_OHCI_OPERATIONAL_REGISTERS::HcInterruptEnable
OHCI_REG_INTERRUPT_ENABLE_DISABLE HcInterruptEnable
Definition: hardware.h:315
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Definition: usbohci.h:121
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ULONG MaxTransferDescriptors
Definition: usbohci.h:127
OHCI_HCD_TD_FLAG_ALLOCATED
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Definition: usbohci.h:26
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Definition: hardware.h:232
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Definition: usbohci.c:30
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Definition: usbohci.c:298
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Definition: env_spec_w32.h:45
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Definition: usbohci.h:157
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Definition: typedefs.h:39
OHCI_SetEndpointDataToggle
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Definition: hardware.h:125
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Definition: usbmport.h:615
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Definition: usbohci.c:386
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VOID NTAPI OHCI_DumpHcdED(POHCI_HCD_ED ED)
Definition: usbohci.c:38
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Definition: usbohci.c:441
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Definition: hardware.h:317
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Definition: precomp.h:26
OHCI_PollIsoEndpoint
VOID NTAPI OHCI_PollIsoEndpoint(IN POHCI_EXTENSION OhciExtension, IN POHCI_ENDPOINT OhciEndpoint)
Definition: usbohci.c:2080
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struct _OHCI_HCD_ED * POHCI_HCD_ED
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#define USBD_TRANSFER_DIRECTION_IN
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Definition: usbohci.h:108
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Definition: usbohci.c:1847
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Definition: hardware.h:132
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PUSBPORT_COMPLETE_TRANSFER UsbPortCompleteTransfer
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Definition: usbohci.h:105
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_In_ LARGE_INTEGER _In_ ULONG Period
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#define OHCI_ED_HEAD_POINTER_MASK
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Definition: usbohci.c:1802
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VOID NTAPI OHCI_Unload(IN PDRIVER_OBJECT DriverObject)
Definition: usbohci.c:2483
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MPSTATUS NTAPI OHCI_RH_ClearFeaturePortConnectChange(IN PVOID ohciExtension, IN USHORT Port)
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Definition: hardware.h:114
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PHCI_RH_SET_FEATURE_PORT_RESET RH_SetFeaturePortReset
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#define USBPORT_INVALIDATE_CONTROLLER_SURPRISE_REMOVE
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#define USBPORT_TRANSFER_TYPE_CONTROL
Definition: usbmport.h:8
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Definition: usbohci.c:2336
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#define OHCI_TD_CONDITION_DATA_UNDERRUN
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Definition: usbohci.c:1585
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Definition: usbohci.h:66
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Definition: hardware.h:118
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Definition: usbohci.h:113
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#define ENDPOINT_INTERRUPT_4ms
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MPSTATUS NTAPI OHCI_RH_GetHubStatus(IN PVOID ohciExtension, IN PUSB_HUB_STATUS_AND_CHANGE HubStatus)
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#define OHCI_TD_DIRECTION_PID_IN
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#define OHCI_HCD_ED_FLAG_CONTROL
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_USBPORT_ENDPOINT_REQUIREMENTS
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#define OHCI_HC_STATE_RESET
Definition: hardware.h:16
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PHCI_SET_ENDPOINT_STATE SetEndpointState
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POHCI_OPERATIONAL_REGISTERS OperationalRegs
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ULONG NTAPI OHCI_RemainTDs(IN POHCI_EXTENSION OhciExtension, IN POHCI_ENDPOINT OhciEndpoint)
Definition: usbohci.c:1256
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Definition: usbmport.h:606
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MPSTATUS NTAPI OHCI_StartSendOnePacket(IN PVOID ohciExtension, IN PVOID PacketParameters, IN PVOID Data, IN PULONG pDataLength, IN PVOID BufferVA, IN PVOID BufferPA, IN ULONG BufferLength, IN USBD_STATUS *pUSBDStatus)
Definition: usbohci.c:2442
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Definition: usbmport.h:76
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POHCI_ENDPOINT_DESCRIPTOR HwED
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Definition: usbohci.c:268
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_In_ ULONG BufferLength
Definition: usbdlib.h:225
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struct _OHCI_OPERATIONAL_REGISTERS * POHCI_OPERATIONAL_REGISTERS
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Definition: roothub.c:479
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Definition: usbohci.h:130
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PHCI_RH_CLEAR_FEATURE_PORT_ENABLE_CHANGE RH_ClearFeaturePortEnableChange
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ULONG ResumeDetected
Definition: hardware.h:187
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MPSTATUS NTAPI OHCI_SubmitTransfer(IN PVOID ohciExtension, IN PVOID ohciEndpoint, IN PUSBPORT_TRANSFER_PARAMETERS TransferParameters, IN PVOID ohciTransfer, IN PUSBPORT_SCATTER_GATHER_LIST SGList)
Creates the transfer descriptor chain for the given transfer's buffer and attaches it to a given endp...
Definition: usbohci.c:1529
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MPSTATUS NTAPI OHCI_RH_ClearFeaturePortResetChange(IN PVOID ohciExtension, IN USHORT Port)
Definition: roothub.c:450
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#define OHCI_ED_DATA_FLOW_DIRECTION_OUT
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Definition: usbohci.h:138
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Definition: usbohci.h:156
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#define ED_EOF
Definition: hardware.h:10
_USBPORT_REGISTRATION_PACKET::RH_ClearFeaturePortSuspendChange
PHCI_RH_CLEAR_FEATURE_PORT_SUSPEND_CHANGE RH_ClearFeaturePortSuspendChange
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#define OHCI_TD_CONDITION_NO_ERROR
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unsigned char BOOLEAN
Definition: ProcessorBind.h:185
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VOID NTAPI OHCI_InterruptNextSOF(IN PVOID ohciExtension)
Definition: usbohci.c:2194
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Definition: usbmport.h:546
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smooth NULL
Definition: ftsmooth.c:416
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#define USBPORT_ENDPOINT_PAUSED
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Definition: hardware.h:211
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Definition: usbohci.h:154
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PHCI_START_CONTROLLER StartController
Definition: usbmport.h:561
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Definition: template.c:42
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FORCEINLINE PLIST_ENTRY RemoveHeadList(_Inout_ PLIST_ENTRY ListHead)
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Definition: hardware.h:210
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PHCI_RH_GET_HUB_STATUS RH_GetHubStatus
Definition: usbmport.h:588
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Definition: usbohci.c:2309
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Definition: polytest.cpp:61
_OHCI_REG_RH_DESCRIPTORA
Definition: hardware.h:230
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Definition: usbohci.c:49
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Definition: bufpool.h:45
_OHCI_TRANSFER::TransferParameters
PUSBPORT_TRANSFER_PARAMETERS TransferParameters
Definition: usbohci.h:137
OHCI_AbortTransfer
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Aborts the transfer descriptor chain in a given endpoint.
Definition: usbohci.c:1673
OHCI_TD_INTERRUPT_NONE
#define OHCI_TD_INTERRUPT_NONE
Definition: hardware.h:34
_USBPORT_REGISTRATION_PACKET::SubmitIsoTransfer
PHCI_SUBMIT_ISO_TRANSFER SubmitIsoTransfer
Definition: usbmport.h:568
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Definition: usbmport.h:578
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Definition: usbohci.h:104
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#define OHCI_NON_DATA_CONTROL_TDS
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VOID NTAPI KeQueryTickCount(IN PLARGE_INTEGER TickCount)
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PHCI_RH_SET_FEATURE_PORT_SUSPEND RH_SetFeaturePortSuspend
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struct _USB_DEFAULT_PIPE_SETUP_PACKET USB_DEFAULT_PIPE_SETUP_PACKET
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Definition: usbohci.c:908
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ASSERT
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struct _OHCI_HC_RESOURCES * POHCI_HC_RESOURCES
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POHCI_HCD_TD NTAPI OHCI_AllocateTD(IN POHCI_EXTENSION OhciExtension, IN POHCI_ENDPOINT OhciEndpoint)
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_Must_inspect_result_ typedef _In_ PHYSICAL_ADDRESS PhysicalAddress
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Definition: usbohci.h:67
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USBPORT_RegisterUSBPortDriver
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OHCI_STATIC_ED_TYPE_BULK
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ParameterLength
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OHCI_PassThru
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Definition: usbohci.c:2472
OHCI_InitializeED
POHCI_HCD_ED NTAPI OHCI_InitializeED(IN POHCI_ENDPOINT OhciEndpoint, IN POHCI_HCD_ED ED, IN POHCI_HCD_TD FirstTD, IN ULONG_PTR EdPA)
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_In_ PUCHAR BufferEnd
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OHCI_RH_SetFeaturePortPower
MPSTATUS NTAPI OHCI_RH_SetFeaturePortPower(IN PVOID ohciExtension, IN USHORT Port)
Definition: roothub.c:218
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Status
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OHCI_RH_SetFeaturePortReset
MPSTATUS NTAPI OHCI_RH_SetFeaturePortReset(IN PVOID ohciExtension, IN USHORT Port)
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PHCI_START_SEND_ONE_PACKET StartSendOnePacket
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PHCI_POLL_ENDPOINT PollEndpoint
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#define OHCI_MAX_ISO_TD_COUNT
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LIST_ENTRY HcdEDLink
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PHCI_SET_ENDPOINT_DATA_TOGGLE SetEndpointDataToggle
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BOOLEAN NTAPI OHCI_InterruptService(IN PVOID ohciExtension)
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#define USBD_SHORT_TRANSFER_OK
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OHCI_REG_FRAME_INTERVAL HcFmInterval
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PHCI_STOP_CONTROLLER StopController
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PHCI_GET_ENDPOINT_STATUS GetEndpointStatus
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PHCI_INTERRUPT_NEXT_SOF InterruptNextSOF
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PHCI_RH_CLEAR_FEATURE_PORT_ENABLE RH_ClearFeaturePortEnable
Definition: usbmport.h:593
USHORT
unsigned short USHORT
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Definition: usbohci.h:85
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ULONG NTAPI OHCI_GetEndpointState(IN PVOID ohciExtension, IN PVOID ohciEndpoint)
Definition: usbohci.c:1781
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Definition: hardware.h:131
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Definition: env_spec_w32.h:944
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VOID NTAPI OHCI_PollController(IN PVOID ohciExtension)
Definition: usbohci.c:2259
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#define OHCI_ENDPOINT_ISOCHRONOUS_FORMAT
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Definition: usbohci.h:28
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Definition: typedefs.h:254
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OHCI_STATIC_ED IntStaticED[63]
Definition: usbohci.h:155
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VOID NTAPI OHCI_QueryEndpointRequirements(IN PVOID ohciExtension, IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties, IN PUSBPORT_ENDPOINT_REQUIREMENTS EndpointRequirements)
Definition: usbohci.c:467
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Definition: hardware.h:195
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unsigned int * PULONG
Definition: retypes.h:1
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MPSTATUS NTAPI OHCI_EndSendOnePacket(IN PVOID ohciExtension, IN PVOID PacketParameters, IN PVOID Data, IN PULONG pDataLength, IN PVOID BufferVA, IN PVOID BufferPA, IN ULONG BufferLength, IN USBD_STATUS *pUSBDStatus)
Definition: usbohci.c:2457
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#define MP_STATUS_NOT_SUPPORTED
Definition: usbmport.h:140
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Definition: usbohci.h:134
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Definition: hardware.h:140
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VOID NTAPI OHCI_FlushInterrupts(IN PVOID uhciExtension)
Definition: usbohci.c:2493
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Definition: usbmport.h:547
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MPSTATUS NTAPI OHCI_RH_ClearFeaturePortEnable(IN PVOID ohciExtension, IN USHORT Port)
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#define USBD_STATUS_HALTED
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_USBPORT_REGISTRATION_PACKET::RH_ClearFeaturePortConnectChange
PHCI_RH_CLEAR_FEATURE_PORT_CONNECT_CHANGE RH_ClearFeaturePortConnectChange
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OHCI_ENDPOINT_DESCRIPTOR HwED
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#define OHCI_HC_STATE_SUSPEND
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struct _OHCI_HCD_ED OHCI_HCD_ED
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Definition: usbohci.c:950
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Definition: typedefs.h:40
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#define USB_MINIPORT_FLAGS_MEMORY_IO
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Definition: hardware.h:208
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PHCI_QUERY_ENDPOINT_REQUIREMENTS QueryEndpointRequirements
Definition: usbmport.h:559
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unsigned int ULONG
Definition: retypes.h:1
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PHCI_RH_ENABLE_IRQ RH_EnableIrq
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PHCI_REOPEN_ENDPOINT ReopenEndpoint
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#define ULONG_PTR
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_In_ PUNICODE_STRING RegistryPath
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ULONG InterrruptTable[OHCI_NUMBER_OF_INTERRUPTS]
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Definition: usbohci.h:125
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ULONG WritebackDoneHead
Definition: hardware.h:185
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MPSTATUS NTAPI OHCI_OpenInterruptEndpoint(IN POHCI_EXTENSION OhciExtension, IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties, IN POHCI_ENDPOINT OhciEndpoint)
Definition: usbohci.c:325
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OHCI_ReadRhDescriptorA
OHCI_REG_RH_DESCRIPTORA NTAPI OHCI_ReadRhDescriptorA(IN POHCI_EXTENSION OhciExtension)
Definition: roothub.c:15
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Definition: usbmport.h:110
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ULONG NTAPI OHCI_GetEndpointStatus(IN PVOID ohciExtension, IN PVOID ohciEndpoint)
Definition: usbohci.c:2287
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#define USB_MINIPORT_VERSION_OHCI
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OHCI_REG_INTERRUPT_ENABLE_DISABLE HcInterruptDisable
Definition: hardware.h:316
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PHCI_GET_32BIT_FRAME_NUMBER Get32BitFrameNumber
Definition: usbmport.h:574
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SIZE_T MiniPortResourcesSize
Definition: usbmport.h:554
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Definition: hardware.h:203
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IN BOOLEAN OUT PSTR Buffer
Definition: progress.h:34
_OHCI_REG_COMMAND_STATUS::BulkListFilled
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Definition: hardware.h:171
_OHCI_REG_CONTROL
Definition: hardware.h:149
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