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reactos/drivers/usb/usbuhci/usbuhci.c
Oleg Dubinskiy 611d925d32 [USB] Update the names of new USB drivers
2020-01-06 21:16:08 +02:00

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/*
* PROJECT: ReactOS USB UHCI Miniport Driver
* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
* PURPOSE: USBUHCI main driver functions
* COPYRIGHT: Copyright 2017-2018 Vadim Galyant <vgal@rambler.ru>
*/
#include "usbuhci.h"
#define NDEBUG
#include <debug.h>
#define NDEBUG_UHCI_TRACE
#define NDEBUG_UHCI_IMPLEMENT
#include "dbg_uhci.h"
USBPORT_REGISTRATION_PACKET RegPacket;
VOID
NTAPI
UhciDumpHcdQH(PUHCI_HCD_QH QH)
{
DPRINT("QH - %p\n", QH);
DPRINT("NextQH - %p\n", QH->HwQH.NextQH);
DPRINT("NextElement - %p\n", QH->HwQH.NextElement);
DPRINT("PhysicalAddress - %p\n", QH->PhysicalAddress);
DPRINT("QhFlags - %X\n", QH->QhFlags);
DPRINT("NextHcdQH - %X\n", QH->NextHcdQH);
DPRINT("PrevHcdQH - %X\n", QH->PrevHcdQH);
DPRINT("UhciEndpoint - %X\n", QH->UhciEndpoint);
}
VOID
NTAPI
UhciDumpHcdTD(PUHCI_HCD_TD TD)
{
DPRINT("TD - %p\n", TD);
DPRINT("NextElement - %p\n", TD->HwTD.NextElement);
DPRINT("ControlStatus - %08X\n", TD->HwTD.ControlStatus.AsULONG);
DPRINT("Token - %p\n", TD->HwTD.Token.AsULONG);
if (TD->HwTD.Buffer)
DPRINT("Buffer - %p\n", TD->HwTD.Buffer);
if (TD->SetupPacket.bmRequestType.B)
DPRINT("bmRequestType - %02X\n", TD->SetupPacket.bmRequestType.B);
if (TD->SetupPacket.bRequest)
DPRINT("bRequest - %02X\n", TD->SetupPacket.bRequest);
if (TD->SetupPacket.wValue.W)
DPRINT("wValue - %04X\n", TD->SetupPacket.wValue.W);
if (TD->SetupPacket.wIndex.W)
DPRINT("wIndex - %04X\n", TD->SetupPacket.wIndex.W);
if (TD->SetupPacket.wLength)
DPRINT("wLength - %04X\n", TD->SetupPacket.wLength);
DPRINT("PhysicalAddress - %p\n", TD->PhysicalAddress);
DPRINT("Flags - %X\n", TD->Flags);
DPRINT("NextHcdTD - %p\n", TD->NextHcdTD);
DPRINT("UhciTransfer - %p\n", TD->UhciTransfer);
}
VOID
NTAPI
UhciFixDataToggle(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_ENDPOINT UhciEndpoint,
IN PUHCI_HCD_TD TD,
IN BOOL DataToggle)
{
DPRINT_UHCI("UhciFixDataToggle: UhciExtension - %p, UhciEndpoint - %p, DataToggle - %X\n",
UhciExtension,
UhciEndpoint,
DataToggle);
while (TD)
{
TD->HwTD.Token.DataToggle = !TD->HwTD.Token.DataToggle;
DataToggle = !DataToggle;
TD = TD->NextHcdTD;
}
UhciEndpoint->DataToggle = DataToggle;
}
VOID
NTAPI
UhciCleanupFrameListEntry(IN PUHCI_EXTENSION UhciExtension,
IN ULONG Index)
{
PUHCI_HC_RESOURCES UhciResources;
ULONG PhysicalAddress;
ULONG HeadIdx;
UhciResources = UhciExtension->HcResourcesVA;
if (Index == 0)
{
PhysicalAddress = UhciExtension->StaticTD->PhysicalAddress;
UhciResources->FrameList[0] = PhysicalAddress |
UHCI_FRAME_LIST_POINTER_TD;
}
else
{
HeadIdx = (INTERRUPT_ENDPOINTs - ENDPOINT_INTERRUPT_32ms) +
(Index & (ENDPOINT_INTERRUPT_32ms - 1));
PhysicalAddress = UhciExtension->IntQH[HeadIdx]->PhysicalAddress;
UhciResources->FrameList[Index] = PhysicalAddress |
UHCI_FRAME_LIST_POINTER_QH;
}
}
VOID
NTAPI
UhciCleanupFrameList(IN PUHCI_EXTENSION UhciExtension,
IN BOOLEAN IsAllEntries)
{
ULONG NewFrameNumber;
ULONG OldFrameNumber;
ULONG ix;
DPRINT_UHCI("UhciCleanupFrameList: [%p] All - %x\n",
UhciExtension, IsAllEntries);
// FIXME: using UhciExtension->LockFrameList after supporting ISOs.
NewFrameNumber = UhciGet32BitFrameNumber(UhciExtension);
OldFrameNumber = UhciExtension->FrameNumber;
if ((NewFrameNumber - OldFrameNumber) < UHCI_FRAME_LIST_MAX_ENTRIES &&
IsAllEntries == FALSE)
{
for (ix = OldFrameNumber & UHCI_FRAME_LIST_INDEX_MASK;
ix != (NewFrameNumber & UHCI_FRAME_LIST_INDEX_MASK);
ix = (ix + 1) & UHCI_FRAME_LIST_INDEX_MASK)
{
UhciCleanupFrameListEntry(UhciExtension, ix);
}
}
else
{
for (ix = 0; ix < UHCI_FRAME_LIST_MAX_ENTRIES; ++ix)
{
UhciCleanupFrameListEntry(UhciExtension, ix);
}
}
UhciExtension->FrameNumber = NewFrameNumber;
}
VOID
NTAPI
UhciUpdateCounter(IN PUHCI_EXTENSION UhciExtension)
{
ULONG FrameNumber;
FrameNumber = READ_PORT_USHORT(&UhciExtension->BaseRegister->FrameNumber);
FrameNumber &= UHCI_FRNUM_FRAME_MASK;
if ((FrameNumber ^ UhciExtension->FrameHighPart) & UHCI_FRNUM_OVERFLOW_LIST)
{
UhciExtension->FrameHighPart += UHCI_FRAME_LIST_MAX_ENTRIES;
DPRINT_UHCI("UhciUpdateCounter: UhciExtension->FrameHighPart - %lX\n",
UhciExtension->FrameHighPart);
}
}
VOID
NTAPI
UhciSetNextQH(IN PUHCI_HCD_QH QH,
IN PUHCI_HCD_QH NextQH)
{
DPRINT_UHCI("UhciSetNextQH: QH - %p, NextQH - %p\n", QH, NextQH);
QH->HwQH.NextQH = NextQH->PhysicalAddress | UHCI_QH_HEAD_LINK_PTR_QH;
QH->NextHcdQH = NextQH;
NextQH->PrevHcdQH = QH;
NextQH->QhFlags |= UHCI_HCD_QH_FLAG_ACTIVE;
}
MPSTATUS
NTAPI
UhciOpenEndpoint(IN PVOID uhciExtension,
IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties,
IN PVOID uhciEndpoint)
{
PUHCI_ENDPOINT UhciEndpoint = uhciEndpoint;
ULONG TransferType;
ULONG_PTR BufferVA;
ULONG BufferPA;
ULONG ix;
ULONG TdCount;
PUHCI_HCD_TD TD;
SIZE_T BufferLength;
PUHCI_HCD_QH QH;
RtlCopyMemory(&UhciEndpoint->EndpointProperties,
EndpointProperties,
sizeof(UhciEndpoint->EndpointProperties));
InitializeListHead(&UhciEndpoint->ListTDs);
UhciEndpoint->EndpointLock = 0;
UhciEndpoint->DataToggle = UHCI_TD_PID_DATA0;
UhciEndpoint->Flags = 0;
TransferType = EndpointProperties->TransferType;
DPRINT("UhciOpenEndpoint: UhciEndpoint - %p, TransferType - %x\n",
UhciEndpoint,
TransferType);
if (TransferType == USBPORT_TRANSFER_TYPE_CONTROL ||
TransferType == USBPORT_TRANSFER_TYPE_ISOCHRONOUS)
{
UhciEndpoint->Flags |= UHCI_ENDPOINT_FLAG_CONTROL_OR_ISO;
}
BufferVA = EndpointProperties->BufferVA;
BufferPA = EndpointProperties->BufferPA;
BufferLength = EndpointProperties->BufferLength;
/* For Isochronous transfers not used QHs (only TDs) */
if (EndpointProperties->TransferType != USBPORT_TRANSFER_TYPE_ISOCHRONOUS)
{
/* Initialize HCD Queue Head */
UhciEndpoint->QH = (PUHCI_HCD_QH)BufferVA;
QH = UhciEndpoint->QH;
QH->HwQH.NextElement |= UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
QH->PhysicalAddress = BufferPA;
QH->NextHcdQH = QH;
QH->PrevHcdQH = QH;
QH->UhciEndpoint = UhciEndpoint;
BufferVA += sizeof(UHCI_HCD_QH);
BufferPA += sizeof(UHCI_HCD_QH);
BufferLength -= sizeof(UHCI_HCD_QH);
}
/* Initialize HCD Transfer Descriptors */
TdCount = BufferLength / sizeof(UHCI_HCD_TD);
UhciEndpoint->MaxTDs = TdCount;
UhciEndpoint->FirstTD = (PUHCI_HCD_TD)BufferVA;
UhciEndpoint->AllocatedTDs = 0;
RtlZeroMemory(UhciEndpoint->FirstTD, TdCount * sizeof(UHCI_HCD_TD));
for (ix = 0; ix < UhciEndpoint->MaxTDs; ix++)
{
TD = &UhciEndpoint->FirstTD[ix];
TD->PhysicalAddress = BufferPA;
BufferPA += sizeof(UHCI_HCD_TD);
}
UhciEndpoint->TailTD = NULL;
UhciEndpoint->HeadTD = NULL;
return MP_STATUS_SUCCESS;
}
MPSTATUS
NTAPI
UhciReopenEndpoint(IN PVOID uhciExtension,
IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties,
IN PVOID uhciEndpoint)
{
DPRINT_IMPL("Uhci: UNIMPLEMENTED. FIXME\n");
return MP_STATUS_SUCCESS;
}
VOID
NTAPI
UhciQueryEndpointRequirements(IN PVOID uhciExtension,
IN PUSBPORT_ENDPOINT_PROPERTIES EndpointProperties,
IN PUSBPORT_ENDPOINT_REQUIREMENTS EndpointRequirements)
{
ULONG TransferType;
ULONG TdCount;
DPRINT("UhciQueryEndpointRequirements: ... \n");
TransferType = EndpointProperties->TransferType;
switch (TransferType)
{
case USBPORT_TRANSFER_TYPE_ISOCHRONOUS:
DPRINT("UhciQueryEndpointRequirements: IsoTransfer\n");
TdCount = 2 * UHCI_MAX_ISO_TD_COUNT;
EndpointRequirements->HeaderBufferSize = 0 + // Iso queue is have not Queue Heads
TdCount * sizeof(UHCI_HCD_TD);
EndpointRequirements->MaxTransferSize = UHCI_MAX_ISO_TRANSFER_SIZE;
break;
case USBPORT_TRANSFER_TYPE_CONTROL:
DPRINT("UhciQueryEndpointRequirements: ControlTransfer\n");
TdCount = EndpointProperties->MaxTransferSize /
EndpointProperties->TotalMaxPacketSize;
TdCount += 2; // First + Last TDs
EndpointRequirements->HeaderBufferSize = sizeof(UHCI_HCD_QH) +
TdCount * sizeof(UHCI_HCD_TD);
EndpointRequirements->MaxTransferSize = EndpointProperties->MaxTransferSize;
break;
case USBPORT_TRANSFER_TYPE_BULK:
DPRINT("UhciQueryEndpointRequirements: BulkTransfer\n");
TdCount = 2 * UHCI_MAX_BULK_TRANSFER_SIZE /
EndpointProperties->TotalMaxPacketSize;
EndpointRequirements->HeaderBufferSize = sizeof(UHCI_HCD_QH) +
TdCount * sizeof(UHCI_HCD_TD);
EndpointRequirements->MaxTransferSize = UHCI_MAX_BULK_TRANSFER_SIZE;
break;
case USBPORT_TRANSFER_TYPE_INTERRUPT:
DPRINT("UhciQueryEndpointRequirements: InterruptTransfer\n");
TdCount = 2 * UHCI_MAX_INTERRUPT_TD_COUNT;
EndpointRequirements->HeaderBufferSize = sizeof(UHCI_HCD_QH) +
TdCount * sizeof(UHCI_HCD_TD);
EndpointRequirements->MaxTransferSize = UHCI_MAX_INTERRUPT_TD_COUNT *
EndpointProperties->TotalMaxPacketSize;
break;
default:
DPRINT1("UhciQueryEndpointRequirements: Unknown TransferType - %x\n",
TransferType);
DbgBreakPoint();
break;
}
}
VOID
NTAPI
UhciCloseEndpoint(IN PVOID uhciExtension,
IN PVOID uhciEndpoint,
IN BOOLEAN IsDoDisablePeriodic)
{
DPRINT_IMPL("UhciCloseEndpoint: UNIMPLEMENTED. FIXME\n");
}
MPSTATUS
NTAPI
UhciTakeControlHC(IN PUHCI_EXTENSION UhciExtension,
IN PUSBPORT_RESOURCES Resources)
{
LARGE_INTEGER EndTime;
LARGE_INTEGER CurrentTime;
ULONG ResourcesTypes;
PUHCI_HW_REGISTERS BaseRegister;
PUSHORT StatusRegister;
UHCI_PCI_LEGSUP LegacySupport;
UHCI_PCI_LEGSUP LegacyMask;
UHCI_USB_COMMAND Command;
UHCI_USB_STATUS HcStatus;
MPSTATUS MpStatus = MP_STATUS_SUCCESS;
DPRINT("UhciTakeControlHC: Resources->ResourcesTypes - %x\n",
Resources->ResourcesTypes);
ResourcesTypes = Resources->ResourcesTypes;
if ((ResourcesTypes & (USBPORT_RESOURCES_PORT | USBPORT_RESOURCES_INTERRUPT)) !=
(USBPORT_RESOURCES_PORT | USBPORT_RESOURCES_INTERRUPT))
{
DPRINT1("UhciTakeControlHC: MP_STATUS_ERROR\n");
MpStatus = MP_STATUS_ERROR;
}
BaseRegister = UhciExtension->BaseRegister;
StatusRegister = &BaseRegister->HcStatus.AsUSHORT;
RegPacket.UsbPortReadWriteConfigSpace(UhciExtension,
TRUE,
&LegacySupport.AsUSHORT,
PCI_LEGSUP,
sizeof(USHORT));
UhciDisableInterrupts(UhciExtension);
Command.AsUSHORT = READ_PORT_USHORT(&BaseRegister->HcCommand.AsUSHORT);
Command.Run = 0;
Command.GlobalReset = 0;
Command.ConfigureFlag = 0;
WRITE_PORT_USHORT(&BaseRegister->HcCommand.AsUSHORT, Command.AsUSHORT);
KeQuerySystemTime(&EndTime);
EndTime.QuadPart += 100 * 10000; // 100 ms
HcStatus.AsUSHORT = READ_PORT_USHORT(StatusRegister);
DPRINT("UhciTakeControlHC: HcStatus.AsUSHORT - %04X\n", HcStatus.AsUSHORT);
while (HcStatus.HcHalted == 0)
{
HcStatus.AsUSHORT = READ_PORT_USHORT(StatusRegister);
KeQuerySystemTime(&CurrentTime);
if (CurrentTime.QuadPart >= EndTime.QuadPart)
break;
}
WRITE_PORT_USHORT(StatusRegister, UHCI_USB_STATUS_MASK);
LegacyMask.AsUSHORT = 0;
LegacyMask.Smi60Read = 1;
LegacyMask.Smi60Write = 1;
LegacyMask.Smi64Read = 1;
LegacyMask.Smi64Write = 1;
LegacyMask.SmiIrq = 1;
LegacyMask.A20Gate = 1;
LegacyMask.SmiEndPassThrough = 1;
if (LegacySupport.AsUSHORT & LegacyMask.AsUSHORT)
{
DPRINT("UhciTakeControlHC: LegacySupport.AsUSHORT - %04X\n",
LegacySupport.AsUSHORT);
Resources->LegacySupport = 1;
RegPacket.UsbPortReadWriteConfigSpace(UhciExtension,
TRUE,
&LegacySupport.AsUSHORT,
PCI_LEGSUP,
sizeof(USHORT));
LegacySupport.AsUSHORT = 0;
RegPacket.UsbPortReadWriteConfigSpace(UhciExtension,
FALSE,
&LegacySupport.AsUSHORT,
PCI_LEGSUP,
sizeof(USHORT));
}
return MpStatus;
}
MPSTATUS
NTAPI
UhciInitializeHardware(IN PUHCI_EXTENSION UhciExtension)
{
PUHCI_HW_REGISTERS BaseRegister;
UHCI_USB_COMMAND Command;
UHCI_USB_STATUS StatusMask;
DPRINT("UhciInitializeHardware: UhciExtension - %p\n", UhciExtension);
DPRINT("UhciInitializeHardware: VIA HW FIXME\n"); // after supporting HcFlavor in usbport
BaseRegister = UhciExtension->BaseRegister;
/* Save SOF Timing Value */
UhciExtension->SOF_Modify = READ_PORT_UCHAR(&BaseRegister->SOF_Modify);
RegPacket.UsbPortWait(UhciExtension, 20);
Command.AsUSHORT = READ_PORT_USHORT(&BaseRegister->HcCommand.AsUSHORT);
/* Global Reset */
Command.AsUSHORT = 0;
Command.GlobalReset = 1;
WRITE_PORT_USHORT(&BaseRegister->HcCommand.AsUSHORT, Command.AsUSHORT);
RegPacket.UsbPortWait(UhciExtension, 20);
Command.AsUSHORT = 0;
WRITE_PORT_USHORT(&BaseRegister->HcCommand.AsUSHORT, Command.AsUSHORT);
/* Set MaxPacket for full speed bandwidth reclamation */
Command.AsUSHORT = 0;
Command.MaxPacket = 1; // 64 bytes
WRITE_PORT_USHORT(&BaseRegister->HcCommand.AsUSHORT, Command.AsUSHORT);
/* Restore SOF Timing Value */
WRITE_PORT_UCHAR(&BaseRegister->SOF_Modify, UhciExtension->SOF_Modify);
StatusMask = UhciExtension->StatusMask;
StatusMask.Interrupt = 1;
StatusMask.ErrorInterrupt = 1;
StatusMask.ResumeDetect = 1;
StatusMask.HostSystemError = 1;
UhciExtension->StatusMask = StatusMask;
return MP_STATUS_SUCCESS;
}
MPSTATUS
NTAPI
UhciInitializeSchedule(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_HC_RESOURCES HcResourcesVA,
IN ULONG hcResourcesPA)
{
PUHCI_HCD_QH IntQH;
ULONG IntQhPA;
PUHCI_HCD_QH StaticControlHead;
ULONG StaticControlHeadPA;
PUHCI_HCD_QH StaticBulkHead;
ULONG StaticBulkHeadPA;
PUHCI_HCD_TD StaticBulkTD;
ULONG StaticBulkTdPA;
PUHCI_HCD_TD StaticTD;
ULONG StaticTdPA;
PUHCI_HCD_TD StaticSofTD;
ULONG StaticSofTdPA;
ULONG PhysicalAddress;
ULONG Idx;
ULONG HeadIdx;
UCHAR FrameIdx;
DPRINT("UhciInitializeSchedule: Ext[%p], VA - %p, PA - %lx\n",
UhciExtension,
HcResourcesVA,
hcResourcesPA);
/* Build structure (tree) of static QHs
for interrupt and isochronous transfers */
for (FrameIdx = 0; FrameIdx < INTERRUPT_ENDPOINTs; FrameIdx++)
{
IntQH = &HcResourcesVA->StaticIntHead[FrameIdx];
IntQhPA = hcResourcesPA + FIELD_OFFSET(UHCI_HC_RESOURCES, StaticIntHead[FrameIdx]);
RtlZeroMemory(IntQH, sizeof(UHCI_HCD_QH));
IntQH->HwQH.NextElement |= UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
IntQH->PhysicalAddress = IntQhPA;
UhciExtension->IntQH[FrameIdx] = IntQH;
if (FrameIdx == 0)
UhciSetNextQH(IntQH, UhciExtension->IntQH[0]);
else
UhciSetNextQH(IntQH, UhciExtension->IntQH[(FrameIdx - 1) / 2]);
}
/* Initialize static QH for control transfers */
StaticControlHead = &HcResourcesVA->StaticControlHead;
StaticControlHeadPA = hcResourcesPA + FIELD_OFFSET(UHCI_HC_RESOURCES, StaticControlHead);
RtlZeroMemory(StaticControlHead, sizeof(UHCI_HCD_QH));
StaticControlHead->HwQH.NextElement |= UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
StaticControlHead->PhysicalAddress = StaticControlHeadPA;
UhciSetNextQH(UhciExtension->IntQH[0],StaticControlHead);
UhciExtension->ControlQH = StaticControlHead;
/* Initialize static QH for bulk transfers */
StaticBulkHead = &HcResourcesVA->StaticBulkHead;
StaticBulkHeadPA = hcResourcesPA + FIELD_OFFSET(UHCI_HC_RESOURCES, StaticBulkHead);
RtlZeroMemory(StaticBulkHead, sizeof(UHCI_HCD_QH));
StaticBulkHead->PhysicalAddress = StaticBulkHeadPA;
PhysicalAddress = StaticBulkHeadPA | UHCI_QH_ELEMENT_LINK_PTR_QH;
PhysicalAddress |= UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
StaticBulkHead->HwQH.NextQH = PhysicalAddress;
UhciSetNextQH(StaticControlHead, StaticBulkHead);
UhciExtension->BulkQH = StaticBulkHead;
UhciExtension->BulkTailQH = StaticBulkHead;
/* Initialize static TD for bulk transfers */
StaticBulkTD = &HcResourcesVA->StaticBulkTD;
StaticBulkTdPA = hcResourcesPA + FIELD_OFFSET(UHCI_HC_RESOURCES, StaticBulkTD);
StaticBulkTD->HwTD.NextElement = StaticBulkTdPA | UHCI_TD_LINK_PTR_TD;
StaticBulkTD->HwTD.ControlStatus.AsULONG = 0;
StaticBulkTD->HwTD.ControlStatus.IsochronousType = 1;
StaticBulkTD->HwTD.Token.AsULONG = 0;
StaticBulkTD->HwTD.Token.Endpoint = 1;
StaticBulkTD->HwTD.Token.MaximumLength = UHCI_TD_LENGTH_NULL;
StaticBulkTD->HwTD.Token.PIDCode = UHCI_TD_PID_OUT;
StaticBulkTD->HwTD.Buffer = 0;
StaticBulkTD->PhysicalAddress = StaticBulkTdPA;
StaticBulkTD->NextHcdTD = NULL;
StaticBulkTD->Flags = UHCI_HCD_TD_FLAG_PROCESSED;
PhysicalAddress = StaticBulkTdPA | UHCI_QH_ELEMENT_LINK_PTR_TD;
UhciExtension->BulkQH->HwQH.NextElement = PhysicalAddress;
/* Set Frame List pointers */
for (Idx = 0; Idx < UHCI_FRAME_LIST_MAX_ENTRIES; Idx++)
{
HeadIdx = (INTERRUPT_ENDPOINTs - ENDPOINT_INTERRUPT_32ms) +
(Idx & (ENDPOINT_INTERRUPT_32ms - 1));
PhysicalAddress = UhciExtension->IntQH[HeadIdx]->PhysicalAddress;
PhysicalAddress |= UHCI_FRAME_LIST_POINTER_QH;
HcResourcesVA->FrameList[Idx] = PhysicalAddress;
}
/* Initialize static TD for first frame */
StaticTD = &HcResourcesVA->StaticTD;
StaticTdPA = hcResourcesPA + FIELD_OFFSET(UHCI_HC_RESOURCES, StaticTD);
RtlZeroMemory(StaticTD, sizeof(UHCI_HCD_TD));
StaticTD->PhysicalAddress = StaticTdPA;
HeadIdx = (INTERRUPT_ENDPOINTs - ENDPOINT_INTERRUPT_32ms);
PhysicalAddress = UhciExtension->IntQH[HeadIdx]->PhysicalAddress;
StaticTD->HwTD.NextElement = PhysicalAddress | UHCI_TD_LINK_PTR_QH;
StaticTD->HwTD.ControlStatus.InterruptOnComplete = 1;
StaticTD->HwTD.Token.PIDCode = UHCI_TD_PID_IN;
UhciExtension->StaticTD = StaticTD;
/* Initialize StaticSofTDs for UhciInterruptNextSOF() */
UhciExtension->SOF_HcdTDs = &HcResourcesVA->StaticSofTD[0];
StaticSofTdPA = hcResourcesPA + FIELD_OFFSET(UHCI_HC_RESOURCES, StaticSofTD[0]);
for (Idx = 0; Idx < UHCI_MAX_STATIC_SOF_TDS; Idx++)
{
StaticSofTD = UhciExtension->SOF_HcdTDs + Idx;
RtlZeroMemory(StaticSofTD, sizeof(UHCI_HCD_TD));
PhysicalAddress = UhciExtension->IntQH[HeadIdx]->PhysicalAddress;
StaticSofTD->HwTD.NextElement = PhysicalAddress | UHCI_TD_LINK_PTR_QH;
StaticSofTD->HwTD.ControlStatus.InterruptOnComplete = 1;
StaticSofTD->PhysicalAddress = StaticSofTdPA;
StaticSofTdPA += sizeof(UHCI_HCD_TD);
}
return MP_STATUS_SUCCESS;
}
MPSTATUS
NTAPI
UhciStartController(IN PVOID uhciExtension,
IN PUSBPORT_RESOURCES Resources)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_HW_REGISTERS BaseRegister;
MPSTATUS MpStatus;
PUSHORT PortControlRegister;
UHCI_PORT_STATUS_CONTROL PortControl;
UHCI_USB_COMMAND Command;
USHORT Port;
UhciExtension->Flags &= ~UHCI_EXTENSION_FLAG_SUSPENDED;
UhciExtension->BaseRegister = Resources->ResourceBase;
BaseRegister = UhciExtension->BaseRegister;
DPRINT("UhciStartController: UhciExtension - %p, BaseRegister - %p\n", UhciExtension, BaseRegister);
UhciExtension->HcFlavor = Resources->HcFlavor;
MpStatus = UhciTakeControlHC(UhciExtension, Resources);
if (MpStatus == MP_STATUS_SUCCESS)
{
MpStatus = UhciInitializeHardware(UhciExtension);
if (MpStatus == MP_STATUS_SUCCESS)
{
UhciExtension->HcResourcesVA = (PUHCI_HC_RESOURCES)Resources->StartVA;
UhciExtension->HcResourcesPA = Resources->StartPA;
MpStatus = UhciInitializeSchedule(UhciExtension,
UhciExtension->HcResourcesVA,
UhciExtension->HcResourcesPA);
UhciExtension->LockFrameList = 0;
}
}
WRITE_PORT_ULONG(&BaseRegister->FrameAddress,
UhciExtension->HcResourcesPA + FIELD_OFFSET(UHCI_HC_RESOURCES, FrameList));
if (MpStatus == MP_STATUS_SUCCESS)
{
Command.AsUSHORT = READ_PORT_USHORT(&BaseRegister->HcCommand.AsUSHORT);
Command.Run = 1;
WRITE_PORT_USHORT(&BaseRegister->HcCommand.AsUSHORT, Command.AsUSHORT);
for (Port = 0; Port < UHCI_NUM_ROOT_HUB_PORTS; Port++)
{
PortControlRegister = &BaseRegister->PortControl[Port].AsUSHORT;
PortControl.AsUSHORT = READ_PORT_USHORT(PortControlRegister);
PortControl.ConnectStatusChange = 0;
PortControl.Suspend = 0;
WRITE_PORT_USHORT(PortControlRegister, PortControl.AsUSHORT);
}
UhciExtension->HcResourcesVA->FrameList[0] =
UhciExtension->StaticTD->PhysicalAddress;
}
return MP_STATUS_SUCCESS;
}
VOID
NTAPI
UhciStopController(IN PVOID uhciExtension,
IN BOOLEAN IsDoDisableInterrupts)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_HW_REGISTERS BaseRegister;
PUSHORT CommandReg;
UHCI_USB_COMMAND Command;
LARGE_INTEGER EndTime;
LARGE_INTEGER CurrentTime;
DPRINT("UhciStopController: UhciExtension - %p\n", UhciExtension);
BaseRegister = UhciExtension->BaseRegister;
CommandReg = &BaseRegister->HcCommand.AsUSHORT;
Command.AsUSHORT = READ_PORT_USHORT(CommandReg);
if (Command.AsUSHORT == 0xFFFF)
{
DPRINT("UhciStopController: Command == -1\n");
return;
}
DPRINT("UhciStopController: Command.AsUSHORT - %p\n", Command.AsUSHORT);
if (Command.GlobalReset)
{
Command.GlobalReset = 0;
WRITE_PORT_USHORT(CommandReg, Command.AsUSHORT);
}
Command.HcReset = 1;
WRITE_PORT_USHORT(CommandReg, Command.AsUSHORT);
KeQuerySystemTime(&EndTime);
EndTime.QuadPart += 100 * 1000;
while (Command.AsUSHORT = READ_PORT_USHORT(CommandReg),
Command.HcReset == 1)
{
KeQuerySystemTime(&CurrentTime);
if (CurrentTime.QuadPart >= EndTime.QuadPart)
{
DPRINT1("UhciStopController: Failed to reset\n");
DbgBreakPoint();
break;
}
}
}
VOID
NTAPI
UhciSuspendController(IN PVOID uhciExtension)
{
DPRINT_IMPL("UhciSuspendController: UNIMPLEMENTED. FIXME\n");
}
MPSTATUS
NTAPI
UhciResumeController(IN PVOID uhciExtension)
{
DPRINT_IMPL("UhciResumeController: UNIMPLEMENTED. FIXME\n");
return MP_STATUS_SUCCESS;
}
BOOLEAN
NTAPI
UhciHardwarePresent(IN PUHCI_EXTENSION UhciExtension)
{
UHCI_USB_STATUS UhciStatus;
PUSHORT StatusReg;
StatusReg = &UhciExtension->BaseRegister->HcStatus.AsUSHORT;
UhciStatus.AsUSHORT = READ_PORT_USHORT(StatusReg);
if (UhciStatus.AsUSHORT == MAXUSHORT)
DPRINT_UHCI("UhciHardwarePresent: HW not present\n");
return UhciStatus.AsUSHORT != MAXUSHORT;
}
BOOLEAN
NTAPI
UhciInterruptService(IN PVOID uhciExtension)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_HW_REGISTERS BaseRegister;
PUSHORT CommandReg;
UHCI_USB_COMMAND Command;
PUSHORT StatusReg;
UHCI_USB_STATUS HcStatus;
PUSHORT InterruptEnableReg;
PUHCI_HCD_QH QH;
PUHCI_HCD_QH BulkTailQH;
ULONG ScheduleError;
BOOLEAN Result = FALSE;
BaseRegister = UhciExtension->BaseRegister;
StatusReg = &BaseRegister->HcStatus.AsUSHORT;
InterruptEnableReg = &BaseRegister->HcInterruptEnable.AsUSHORT;
CommandReg = &BaseRegister->HcCommand.AsUSHORT;
if (!UhciHardwarePresent(UhciExtension))
{
DPRINT1("UhciInterruptService: return FALSE\n");
return FALSE;
}
HcStatus.AsUSHORT = READ_PORT_USHORT(StatusReg) & UHCI_USB_STATUS_MASK;
if (HcStatus.HostSystemError || HcStatus.HcProcessError)
{
DPRINT1("UhciInterruptService: Error [%p] HcStatus %X\n",
UhciExtension,
HcStatus.AsUSHORT);
}
else if (HcStatus.AsUSHORT)
{
UhciExtension->HcScheduleError = 0;
}
if (HcStatus.HcProcessError)
{
USHORT fn = READ_PORT_USHORT(&BaseRegister->FrameNumber);
USHORT intr = READ_PORT_USHORT(InterruptEnableReg);
USHORT cmd = READ_PORT_USHORT(CommandReg);
DPRINT1("UhciInterruptService: HC ProcessError!\n");
DPRINT1("UhciExtension %p, frame %X\n", UhciExtension, fn);
DPRINT1("HcCommand %X\n", cmd);
DPRINT1("HcStatus %X\n", HcStatus.AsUSHORT);
DPRINT1("HcInterruptEnable %X\n", intr);
DbgBreakPoint();
}
if (HcStatus.HcHalted)
{
DPRINT_UHCI("UhciInterruptService: Hc Halted [%p] HcStatus %X\n",
UhciExtension,
HcStatus.AsUSHORT);
}
else if (HcStatus.AsUSHORT)
{
UhciExtension->HcStatus.AsUSHORT = HcStatus.AsUSHORT;
WRITE_PORT_USHORT(StatusReg, HcStatus.AsUSHORT);
WRITE_PORT_USHORT(InterruptEnableReg, 0);
if (HcStatus.HostSystemError)
{
DPRINT1("UhciInterruptService: HostSystemError! HcStatus - %X\n",
HcStatus.AsUSHORT);
DbgBreakPoint();
}
Result = TRUE;
}
if (!HcStatus.Interrupt)
goto NextProcess;
UhciUpdateCounter(UhciExtension);
BulkTailQH = UhciExtension->BulkTailQH;
if (BulkTailQH->HwQH.NextQH & UHCI_QH_HEAD_LINK_PTR_TERMINATE)
goto NextProcess;
QH = UhciExtension->BulkQH;
do
{
QH = QH->NextHcdQH;
if (!QH)
{
BulkTailQH->HwQH.NextQH |= UHCI_QH_HEAD_LINK_PTR_TERMINATE;
goto NextProcess;
}
}
while (QH->HwQH.NextElement & UHCI_QH_ELEMENT_LINK_PTR_TERMINATE);
NextProcess:
if (HcStatus.HcProcessError)
{
UhciCleanupFrameList(UhciExtension, TRUE);
ScheduleError = UhciExtension->HcScheduleError;
UhciExtension->HcScheduleError = ScheduleError + 1;
DPRINT1("UhciInterruptService: [%p] ScheduleError %X\n",
UhciExtension,
ScheduleError);
if (ScheduleError < UHCI_MAX_HC_SCHEDULE_ERRORS)
{
Command.AsUSHORT = READ_PORT_USHORT(CommandReg);
Command.Run = 1;
WRITE_PORT_USHORT(CommandReg, Command.AsUSHORT);
}
}
else if (HcStatus.Interrupt && UhciExtension->ExtensionLock)
{
DPRINT1("UhciInterruptService: [%p] HcStatus %X\n",
UhciExtension,
HcStatus.AsUSHORT);
UhciCleanupFrameList(UhciExtension, FALSE);
}
return Result;
}
VOID
NTAPI
UhciInterruptDpc(IN PVOID uhciExtension,
IN BOOLEAN IsDoEnableInterrupts)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_HW_REGISTERS BaseRegister;
UHCI_USB_STATUS HcStatus;
DPRINT_UHCI("UhciInterruptDpc: [%p] EnableInt %x, HcStatus %X\n",
uhciExtension, IsDoEnableInterrupts, UhciExtension->HcStatus);
BaseRegister = UhciExtension->BaseRegister;
HcStatus = UhciExtension->HcStatus;
UhciExtension->HcStatus.AsUSHORT = 0;
if ((HcStatus.Interrupt | HcStatus.ErrorInterrupt) != 0)
RegPacket.UsbPortInvalidateEndpoint(UhciExtension, 0);
if (IsDoEnableInterrupts)
{
WRITE_PORT_USHORT(&BaseRegister->HcInterruptEnable.AsUSHORT,
UhciExtension->StatusMask.AsUSHORT);
}
}
VOID
NTAPI
UhciQueueTransfer(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_ENDPOINT UhciEndpoint,
IN PUHCI_HCD_TD FirstTD,
IN PUHCI_HCD_TD LastTD)
{
PUHCI_HCD_QH QH;
PUHCI_HCD_QH BulkTailQH;
PUHCI_HCD_TD TailTD;
ULONG PhysicalAddress;
DPRINT("UhciQueueTransfer: FirstTD - %p, LastTD - %p\n", FirstTD, LastTD);
TailTD = UhciEndpoint->TailTD;
QH = UhciEndpoint->QH;
if (UhciEndpoint->HeadTD)
{
TailTD->NextHcdTD = FirstTD;
TailTD->HwTD.NextElement = FirstTD->PhysicalAddress;
TailTD->HwTD.NextElement |= UHCI_TD_LINK_PTR_TD;
PhysicalAddress = QH->HwQH.NextElement;
PhysicalAddress &= ~(UHCI_TD_LINK_PTR_TERMINATE |
UHCI_TD_LINK_PTR_QH |
UHCI_TD_LINK_PTR_DEPTH_FIRST);
if (FirstTD->HwTD.ControlStatus.Status & UHCI_TD_STS_ACTIVE)
{
if (PhysicalAddress == TailTD->PhysicalAddress &&
!(TailTD->HwTD.ControlStatus.Status & UHCI_TD_STS_ACTIVE))
{
QH->HwQH.NextElement = FirstTD->PhysicalAddress;
QH->HwQH.NextElement &= ~(UHCI_QH_ELEMENT_LINK_PTR_TERMINATE |
UHCI_QH_ELEMENT_LINK_PTR_QH);
}
}
}
else
{
if (FirstTD)
{
UhciEndpoint->HeadTD = FirstTD;
}
else
{
UhciEndpoint->TailTD = NULL;
UhciEndpoint->HeadTD = NULL;
}
if (FirstTD == NULL || UhciEndpoint->Flags & UHCI_ENDPOINT_FLAG_HALTED)
{
PhysicalAddress = UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
}
else
{
PhysicalAddress = FirstTD->PhysicalAddress;
PhysicalAddress &= ~UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
}
QH->HwQH.NextElement = PhysicalAddress & ~UHCI_QH_ELEMENT_LINK_PTR_QH;
}
if (UhciEndpoint->EndpointProperties.TransferType == USBPORT_TRANSFER_TYPE_BULK)
{
BulkTailQH = UhciExtension->BulkTailQH;
BulkTailQH->HwQH.NextQH &= ~UHCI_QH_HEAD_LINK_PTR_TERMINATE;
}
UhciEndpoint->TailTD = LastTD;
}
PUHCI_HCD_TD
NTAPI
UhciAllocateTD(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_ENDPOINT UhciEndpoint)
{
PUHCI_HCD_TD TD;
ULONG AllocTdCounter;
ULONG ix;
DPRINT_UHCI("UhciAllocateTD: ...\n");
AllocTdCounter = UhciEndpoint->AllocTdCounter;
for (ix = 0; ix < UhciEndpoint->MaxTDs; ++ix)
{
TD = &UhciEndpoint->FirstTD[AllocTdCounter];
if (!(TD->Flags & UHCI_HCD_TD_FLAG_ALLOCATED))
{
TD->Flags |= UHCI_HCD_TD_FLAG_ALLOCATED;
UhciEndpoint->AllocatedTDs++;
UhciEndpoint->AllocTdCounter = AllocTdCounter;
return TD;
}
if (AllocTdCounter < UhciEndpoint->MaxTDs - 1)
AllocTdCounter++;
else
AllocTdCounter = 0;
}
return NULL;
}
VOID
NTAPI
UhciMapAsyncTransferToTDs(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_ENDPOINT UhciEndpoint,
IN PUHCI_TRANSFER UhciTransfer,
OUT PUHCI_HCD_TD * OutFirstTD,
OUT PUHCI_HCD_TD * OutLastTD,
IN PUSBPORT_SCATTER_GATHER_LIST SgList)
{
PUHCI_HCD_TD TD;
PUHCI_HCD_TD LastTD = NULL;
ULONG PhysicalAddress;
USHORT TotalMaxPacketSize;
USHORT DeviceSpeed;
USHORT EndpointAddress;
USHORT DeviceAddress;
ULONG TransferType;
SIZE_T TransferLength = 0;
SIZE_T LengthMapped = 0;
SIZE_T BytesRemaining;
SIZE_T LengthThisTD;
ULONG ix;
BOOL DataToggle;
UCHAR PIDCode;
BOOLEAN IsLastTd = TRUE;
BOOLEAN ZeroLengthTransfer = TRUE;
DPRINT_UHCI("UhciMapAsyncTransferToTDs: ...\n");
TotalMaxPacketSize = UhciEndpoint->EndpointProperties.TotalMaxPacketSize;
DeviceSpeed = UhciEndpoint->EndpointProperties.DeviceSpeed;
EndpointAddress = UhciEndpoint->EndpointProperties.EndpointAddress;
DeviceAddress = UhciEndpoint->EndpointProperties.DeviceAddress;
TransferType = UhciEndpoint->EndpointProperties.TransferType;
if (SgList->SgElementCount || TransferType == USBPORT_TRANSFER_TYPE_CONTROL)
ZeroLengthTransfer = FALSE;
if (TransferType == USBPORT_TRANSFER_TYPE_CONTROL)
{
if (UhciTransfer->TransferParameters->TransferFlags &
USBD_TRANSFER_DIRECTION_IN)
{
PIDCode = UHCI_TD_PID_IN;
}
else
{
PIDCode = UHCI_TD_PID_OUT;
}
DataToggle = UHCI_TD_PID_DATA1;
}
else
{
if (USB_ENDPOINT_DIRECTION_OUT(EndpointAddress))
PIDCode = UHCI_TD_PID_OUT;
else
PIDCode = UHCI_TD_PID_IN;
DataToggle = UhciEndpoint->DataToggle;
}
for (ix = 0; ix < SgList->SgElementCount || ZeroLengthTransfer; ix++)
{
BytesRemaining = SgList->SgElement[ix].SgTransferLength;
PhysicalAddress = SgList->SgElement[ix].SgPhysicalAddress.LowPart;
if (!IsLastTd)
{
PhysicalAddress += TransferLength;
BytesRemaining -= TransferLength;
}
IsLastTd = TRUE;
TransferLength = 0;
while (BytesRemaining || ZeroLengthTransfer)
{
ZeroLengthTransfer = FALSE;
if (BytesRemaining >= TotalMaxPacketSize)
{
LengthThisTD = TotalMaxPacketSize;
BytesRemaining -= TotalMaxPacketSize;
}
else
{
if (ix >= SgList->SgElementCount - 1)
{
LengthThisTD = BytesRemaining;
}
else
{
IsLastTd = FALSE;
DPRINT1("UhciMapAsyncTransferToTds: IsLastTd = FALSE. FIXME\n");
ASSERT(FALSE);
}
BytesRemaining = 0;
}
UhciTransfer->PendingTds++;
TD = UhciAllocateTD(UhciExtension, UhciEndpoint);
TD->Flags |= UHCI_HCD_TD_FLAG_PROCESSED;
TD->HwTD.NextElement = 0;
TD->HwTD.Buffer = PhysicalAddress;
TD->HwTD.ControlStatus.AsULONG = 0;
TD->HwTD.ControlStatus.LowSpeedDevice = (DeviceSpeed == UsbLowSpeed);
TD->HwTD.ControlStatus.Status = UHCI_TD_STS_ACTIVE;
TD->HwTD.ControlStatus.ErrorCounter = 3;
TD->HwTD.ControlStatus.ActualLength = UHCI_TD_LENGTH_NULL;
TD->HwTD.ControlStatus.ShortPacketDetect = 1;
TD->HwTD.Token.AsULONG = 0;
TD->HwTD.Token.Endpoint = EndpointAddress;
TD->HwTD.Token.DeviceAddress = DeviceAddress;
TD->HwTD.Token.PIDCode = PIDCode;
if (LengthThisTD == 0)
TD->HwTD.Token.MaximumLength = UHCI_TD_LENGTH_NULL;
else
TD->HwTD.Token.MaximumLength = LengthThisTD - 1;
TD->HwTD.Token.DataToggle = (DataToggle == UHCI_TD_PID_DATA1);
TD->NextHcdTD = 0;
TD->UhciTransfer = UhciTransfer;
if (!IsLastTd)
ASSERT(FALSE);
PhysicalAddress += LengthThisTD;
LengthMapped += LengthThisTD;
if (LastTD)
{
LastTD->HwTD.NextElement = TD->PhysicalAddress &
UHCI_TD_LINK_POINTER_MASK;
LastTD->NextHcdTD = TD;
}
else
{
*OutFirstTD = TD;
}
LastTD = TD;
DataToggle = DataToggle == UHCI_TD_PID_DATA0;
}
}
UhciEndpoint->DataToggle = DataToggle;
*OutLastTD = LastTD;
}
MPSTATUS
NTAPI
UhciControlTransfer(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_ENDPOINT UhciEndpoint,
IN PUSBPORT_TRANSFER_PARAMETERS TransferParameters,
IN PUHCI_TRANSFER UhciTransfer,
IN PUSBPORT_SCATTER_GATHER_LIST SgList)
{
PUHCI_HCD_TD FirstTD;
PUHCI_HCD_TD LastTD;
PUHCI_HCD_TD DataFirstTD;
PUHCI_HCD_TD DataLastTD;
UHCI_CONTROL_STATUS ControlStatus;
USB_DEVICE_SPEED DeviceSpeed;
USHORT EndpointAddress;
USHORT DeviceAddress;
ULONG PhysicalAddress;
DPRINT_UHCI("UhciControlTransfer: UhciTransfer - %p\n", UhciTransfer);
if (UhciEndpoint->EndpointLock > 1)
{
InterlockedDecrement(&UhciEndpoint->EndpointLock);
if (UhciEndpoint->EndpointProperties.TransferType ==
USBPORT_TRANSFER_TYPE_ISOCHRONOUS)
{
InterlockedDecrement(&UhciExtension->ExtensionLock);
}
DPRINT("UhciControlTransfer: end MP_STATUS_FAILURE\n");
return MP_STATUS_FAILURE;
}
DeviceSpeed = UhciEndpoint->EndpointProperties.DeviceSpeed;
EndpointAddress = UhciEndpoint->EndpointProperties.EndpointAddress;
DeviceAddress = UhciEndpoint->EndpointProperties.DeviceAddress;
/* Allocate and setup first TD */
UhciTransfer->PendingTds++;
FirstTD = UhciAllocateTD(UhciExtension, UhciEndpoint);
FirstTD->Flags |= UHCI_HCD_TD_FLAG_PROCESSED;
DPRINT_UHCI("UhciControlTransfer: FirstTD - %p\n", FirstTD);
FirstTD->HwTD.NextElement = 0;
ControlStatus.AsULONG = 0;
ControlStatus.LowSpeedDevice = (DeviceSpeed == UsbLowSpeed);
ControlStatus.Status |= UHCI_TD_STS_ACTIVE;
ControlStatus.ErrorCounter = 3;
FirstTD->HwTD.ControlStatus = ControlStatus;
FirstTD->HwTD.Token.AsULONG = 0;
FirstTD->HwTD.Token.Endpoint = EndpointAddress;
FirstTD->HwTD.Token.DeviceAddress = DeviceAddress;
FirstTD->HwTD.Token.MaximumLength = sizeof(USB_DEFAULT_PIPE_SETUP_PACKET);
FirstTD->HwTD.Token.MaximumLength--;
FirstTD->HwTD.Token.PIDCode = UHCI_TD_PID_SETUP;
FirstTD->HwTD.Token.DataToggle = UHCI_TD_PID_DATA0;
RtlCopyMemory(&FirstTD->SetupPacket,
&TransferParameters->SetupPacket,
sizeof(USB_DEFAULT_PIPE_SETUP_PACKET));
FirstTD->HwTD.Buffer = FirstTD->PhysicalAddress + FIELD_OFFSET(UHCI_HCD_TD, SetupPacket);
FirstTD->NextHcdTD = NULL;
FirstTD->UhciTransfer = UhciTransfer;
/* Allocate and setup last TD */
UhciTransfer->PendingTds++;
LastTD = UhciAllocateTD(UhciExtension, UhciEndpoint);
LastTD->Flags |= UHCI_HCD_TD_FLAG_PROCESSED;
DPRINT_UHCI("UhciControlTransfer: LastTD - %p\n", LastTD);
LastTD->HwTD.NextElement = 0;
LastTD->HwTD.ControlStatus.AsULONG = 0;
LastTD->HwTD.ControlStatus.LowSpeedDevice = (DeviceSpeed == UsbLowSpeed);
LastTD->HwTD.ControlStatus.Status |= UHCI_TD_STS_ACTIVE;
LastTD->HwTD.ControlStatus.ErrorCounter = 3;
LastTD->HwTD.Token.AsULONG = 0;
LastTD->HwTD.Token.Endpoint = EndpointAddress;
LastTD->HwTD.Token.DeviceAddress = DeviceAddress;
LastTD->UhciTransfer = UhciTransfer;
LastTD->NextHcdTD = NULL;
/* Allocate and setup TDs for data */
DataFirstTD = NULL;
DataLastTD = NULL;
UhciMapAsyncTransferToTDs(UhciExtension,
UhciEndpoint,
UhciTransfer,
&DataFirstTD,
&DataLastTD,
SgList);
if (DataFirstTD)
{
PhysicalAddress = DataFirstTD->PhysicalAddress;
PhysicalAddress &= UHCI_TD_LINK_POINTER_MASK;
FirstTD->HwTD.NextElement = PhysicalAddress;
FirstTD->NextHcdTD = DataFirstTD;
PhysicalAddress = LastTD->PhysicalAddress;
PhysicalAddress &= UHCI_TD_LINK_POINTER_MASK;
DataLastTD->HwTD.NextElement = PhysicalAddress;
DataLastTD->NextHcdTD = LastTD;
}
else
{
PhysicalAddress = LastTD->PhysicalAddress;
PhysicalAddress &= UHCI_TD_LINK_POINTER_MASK;
FirstTD->HwTD.NextElement = PhysicalAddress;
FirstTD->NextHcdTD = LastTD;
}
LastTD->HwTD.Buffer = 0;
LastTD->HwTD.ControlStatus.InterruptOnComplete = 1;
LastTD->HwTD.Token.DataToggle = UHCI_TD_PID_DATA1;
LastTD->HwTD.Token.MaximumLength = UHCI_TD_LENGTH_NULL;
if (UhciTransfer->TransferParameters->TransferFlags &
USBD_TRANSFER_DIRECTION_IN)
{
LastTD->HwTD.Token.PIDCode = UHCI_TD_PID_OUT;
}
else
{
LastTD->HwTD.Token.PIDCode = UHCI_TD_PID_IN;
}
LastTD->HwTD.NextElement = UHCI_TD_LINK_PTR_TERMINATE;
LastTD->Flags |= UHCI_HCD_TD_FLAG_CONTROLL;
LastTD->NextHcdTD = NULL;
/* Link this transfer to queue */
UhciQueueTransfer(UhciExtension, UhciEndpoint, FirstTD, LastTD);
DPRINT_UHCI("UhciControlTransfer: end MP_STATUS_SUCCESS\n");
return MP_STATUS_SUCCESS;
}
MPSTATUS
NTAPI
UhciBulkOrInterruptTransfer(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_ENDPOINT UhciEndpoint,
IN PUSBPORT_TRANSFER_PARAMETERS TransferParameters,
IN PUHCI_TRANSFER UhciTransfer,
IN PUSBPORT_SCATTER_GATHER_LIST SgList)
{
PUHCI_HCD_TD DataFirstTD;
PUHCI_HCD_TD DataLastTD;
ULONG TotalMaxPacketSize;
ULONG SgCount;
ULONG TransferLength;
ULONG TDs;
ULONG ix;
DPRINT_UHCI("UhciBulkOrInterruptTransfer: ...\n");
TotalMaxPacketSize = UhciEndpoint->EndpointProperties.TotalMaxPacketSize;
SgCount = SgList->SgElementCount;
if (SgCount == 0)
{
DPRINT("UhciBulkOrInterruptTransfer: SgCount == 0 \n");
TDs = 1;
}
else
{
TransferLength = 0;
for (ix = 0; ix < SgCount; ++ix)
{
TransferLength += SgList->SgElement[ix].SgTransferLength;
}
DPRINT("UhciBulkOrInterruptTransfer: SgCount - %X, TransferLength - %X\n",
SgList->SgElementCount,
TransferLength);
if (TransferLength)
{
TDs = TransferLength + (TotalMaxPacketSize - 1);
TDs /= TotalMaxPacketSize;
}
else
{
TDs = 1;
}
}
if ((UhciEndpoint->MaxTDs - UhciEndpoint->AllocatedTDs) < TDs)
{
DPRINT1("UhciBulkOrInterruptTransfer: Not enough TDs \n");
return MP_STATUS_FAILURE;
}
DataFirstTD = NULL;
DataLastTD = NULL;
UhciMapAsyncTransferToTDs(UhciExtension,
UhciEndpoint,
UhciTransfer,
&DataFirstTD,
&DataLastTD,
SgList);
if (DataLastTD == NULL || DataFirstTD == NULL)
{
DPRINT1("UhciBulkOrInterruptTransfer: !DataLastTD || !DataFirstTD\n");
return MP_STATUS_FAILURE;
}
DataLastTD->HwTD.NextElement = UHCI_TD_LINK_PTR_TERMINATE;
DataLastTD->HwTD.ControlStatus.InterruptOnComplete = 1;
DataLastTD->NextHcdTD = NULL;
UhciQueueTransfer(UhciExtension,
UhciEndpoint,
DataFirstTD,
DataLastTD);
return MP_STATUS_SUCCESS;
}
MPSTATUS
NTAPI
UhciSubmitTransfer(IN PVOID uhciExtension,
IN PVOID uhciEndpoint,
IN PUSBPORT_TRANSFER_PARAMETERS TransferParameters,
IN PVOID uhciTransfer,
IN PUSBPORT_SCATTER_GATHER_LIST SgList)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_ENDPOINT UhciEndpoint = uhciEndpoint;
PUHCI_TRANSFER UhciTransfer = uhciTransfer;
ULONG TransferType;
DPRINT_UHCI("UhciSubmitTransfer: ...\n");
InterlockedIncrement(&UhciEndpoint->EndpointLock);
TransferType = UhciEndpoint->EndpointProperties.TransferType;
if (TransferType == USBPORT_TRANSFER_TYPE_ISOCHRONOUS &&
InterlockedIncrement(&UhciExtension->ExtensionLock) == 1)
{
UhciExtension->FrameNumber = UhciGet32BitFrameNumber(UhciExtension);
}
RtlZeroMemory(UhciTransfer, sizeof(UHCI_TRANSFER));
UhciTransfer->TransferParameters = TransferParameters;
UhciTransfer->UhciEndpoint = UhciEndpoint;
UhciTransfer->USBDStatus = USBD_STATUS_SUCCESS;
if (TransferType == USBPORT_TRANSFER_TYPE_CONTROL)
{
return UhciControlTransfer(UhciExtension,
UhciEndpoint,
TransferParameters,
UhciTransfer,
SgList);
}
if (TransferType == USBPORT_TRANSFER_TYPE_BULK ||
TransferType == USBPORT_TRANSFER_TYPE_INTERRUPT)
{
return UhciBulkOrInterruptTransfer(UhciExtension,
UhciEndpoint,
TransferParameters,
UhciTransfer,
SgList);
}
DPRINT1("UhciSubmitTransfer: Error TransferType - %x\n", TransferType);
return MP_STATUS_SUCCESS;
}
USBD_STATUS
NTAPI
UhciGetErrorFromTD(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_HCD_TD TD)
{
USBD_STATUS USBDStatus;
UCHAR TdStatus;
//DPRINT("UhciGetErrorFromTD: ...\n");
TdStatus = TD->HwTD.ControlStatus.Status;
if (TdStatus == UHCI_TD_STS_ACTIVE)
{
if (TD->HwTD.Token.MaximumLength == UHCI_TD_LENGTH_NULL)
return USBD_STATUS_SUCCESS;
if (TD->HwTD.ControlStatus.ActualLength + 1 >=
TD->HwTD.Token.MaximumLength + 1)
{
return USBD_STATUS_SUCCESS;
}
if (TD->HwTD.ControlStatus.InterruptOnComplete == 1)
return USBD_STATUS_SUCCESS;
return USBD_STATUS_ERROR_SHORT_TRANSFER;
}
if (TdStatus & UHCI_TD_STS_BABBLE_DETECTED &&
TdStatus & UHCI_TD_STS_STALLED)
{
DPRINT1("UhciGetErrorFromTD: USBD_STATUS_BUFFER_OVERRUN, TD - %p\n", TD);
return USBD_STATUS_BUFFER_OVERRUN;
}
if (TdStatus & UHCI_TD_STS_TIMEOUT_CRC_ERROR &&
TdStatus & UHCI_TD_STS_STALLED)
{
DPRINT1("UhciGetErrorFromTD: USBD_STATUS_DEV_NOT_RESPONDING, TD - %p\n", TD);
return USBD_STATUS_DEV_NOT_RESPONDING;
}
if (TdStatus & UHCI_TD_STS_TIMEOUT_CRC_ERROR)
{
if (TD->HwTD.ControlStatus.ActualLength == UHCI_TD_LENGTH_NULL)
{
DPRINT1("UhciGetErrorFromTD: USBD_STATUS_DEV_NOT_RESPONDING, TD - %p\n", TD);
return USBD_STATUS_DEV_NOT_RESPONDING;
}
else
{
DPRINT1("UhciGetErrorFromTD: USBD_STATUS_CRC, TD - %p\n", TD);
return USBD_STATUS_CRC;
}
}
else if (TdStatus & UHCI_TD_STS_DATA_BUFFER_ERROR)
{
DPRINT1("UhciGetErrorFromTD: USBD_STATUS_DATA_OVERRUN, TD - %p\n", TD);
USBDStatus = USBD_STATUS_DATA_OVERRUN;
}
else if (TdStatus & UHCI_TD_STS_STALLED)
{
DPRINT1("UhciGetErrorFromTD: USBD_STATUS_STALL_PID, TD - %p\n", TD);
USBDStatus = USBD_STATUS_STALL_PID;
}
else
{
DPRINT1("UhciGetErrorFromTD: USBD_STATUS_INTERNAL_HC_ERROR, TD - %p\n", TD);
USBDStatus = USBD_STATUS_INTERNAL_HC_ERROR;
}
return USBDStatus;
}
VOID
NTAPI
UhciProcessDoneNonIsoTD(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_HCD_TD TD)
{
PUSBPORT_TRANSFER_PARAMETERS TransferParameters;
PUHCI_ENDPOINT UhciEndpoint;
PUHCI_TRANSFER UhciTransfer;
USBD_STATUS USBDStatus = USBD_STATUS_SUCCESS;
SIZE_T TransferedLen;
DPRINT_UHCI("UhciProcessDoneNonIsoTD: TD - %p\n", TD);
UhciTransfer = TD->UhciTransfer;
UhciTransfer->PendingTds--;
TransferParameters = UhciTransfer->TransferParameters;
UhciEndpoint = UhciTransfer->UhciEndpoint;
if (!(TD->Flags & UHCI_HCD_TD_FLAG_NOT_ACCESSED))
{
if (UhciEndpoint->Flags & UHCI_ENDPOINT_FLAG_HALTED)
USBDStatus = UhciGetErrorFromTD(UhciExtension, TD);
if (USBDStatus != USBD_STATUS_SUCCESS ||
(TD->HwTD.ControlStatus.ActualLength == UHCI_TD_LENGTH_NULL))
{
TransferedLen = 0;
}
else
{
TransferedLen = TD->HwTD.ControlStatus.ActualLength + 1;
}
if (TD->HwTD.Token.PIDCode != UHCI_TD_PID_SETUP)
UhciTransfer->TransferLen += TransferedLen;
if (TD->HwTD.Token.PIDCode == UHCI_TD_PID_IN &&
TD->Flags & UHCI_HCD_TD_FLAG_DATA_BUFFER)
{
DPRINT_IMPL("UhciProcessDoneNonIsoTD: UNIMPLEMENTED. FIXME\n");
}
if (USBDStatus != USBD_STATUS_SUCCESS)
UhciTransfer->USBDStatus = USBDStatus;
}
if (TD->Flags & UHCI_HCD_TD_FLAG_DATA_BUFFER)
DPRINT_IMPL("UhciProcessDoneNonIsoTD: UNIMPLEMENTED. FIXME\n");
UhciEndpoint->AllocatedTDs--;
TD->HwTD.NextElement = 0;
TD->UhciTransfer = NULL;
TD->Flags = 0;
if (UhciTransfer->PendingTds == 0)
{
InterlockedDecrement(&UhciEndpoint->EndpointLock);
if (UhciEndpoint->EndpointProperties.TransferType ==
USBPORT_TRANSFER_TYPE_ISOCHRONOUS)
{
InterlockedDecrement(&UhciExtension->ExtensionLock);
}
RegPacket.UsbPortCompleteTransfer(UhciExtension,
UhciEndpoint,
TransferParameters,
UhciTransfer->USBDStatus,
UhciTransfer->TransferLen);
}
}
MPSTATUS
NTAPI
UhciIsochTransfer(IN PVOID ehciExtension,
IN PVOID ehciEndpoint,
IN PUSBPORT_TRANSFER_PARAMETERS TransferParameters,
IN PVOID ehciTransfer,
IN PVOID isoParameters)
{
DPRINT_IMPL("UhciIsochTransfer: UNIMPLEMENTED. FIXME\n");
return MP_STATUS_SUCCESS;
}
VOID
NTAPI
UhciAbortIsoTransfer(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_ENDPOINT UhciEndpoint,
IN PUHCI_TRANSFER UhciTransfer)
{
DPRINT_IMPL("UhciAbortIsoTransfer: UNIMPLEMENTED. FIXME\n");
}
VOID
NTAPI
UhciAbortNonIsoTransfer(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_ENDPOINT UhciEndpoint,
IN PUHCI_TRANSFER UhciTransfer,
IN PULONG CompletedLength)
{
PUHCI_HCD_TD TD;
PUHCI_HCD_TD PrevTD = NULL;
ULONG PhysicalAddress;
BOOL DataToggle;
BOOLEAN IsHeadTD = FALSE;
DPRINT("UhciAbortNonIsoTransfer: UhciExtension - %p, QH - %p, UhciTransfer - %p\n",
UhciExtension,
UhciEndpoint->QH,
UhciTransfer);
for (TD = UhciEndpoint->HeadTD;
TD && TD->UhciTransfer != UhciTransfer;
TD = TD->NextHcdTD)
{
PrevTD = TD;
}
DataToggle = TD->HwTD.Token.DataToggle;
if (TD == UhciEndpoint->HeadTD)
IsHeadTD = TRUE;
while (TD && TD->UhciTransfer == UhciTransfer)
{
DPRINT_UHCI("UhciAbortNonIsoTransfer: TD - %p\n", TD);
if (TD->HwTD.ControlStatus.Status & UHCI_TD_STS_ACTIVE)
{
if (TD->Flags & UHCI_HCD_TD_FLAG_DATA_BUFFER)
DPRINT_IMPL("UhciAbortNonIsoTransfer: UNIMPLEMENTED. FIXME\n");
UhciEndpoint->AllocatedTDs--;
DPRINT_UHCI("UhciAbortNonIsoTransfer: Active TD - %p\n", TD);
TD->HwTD.NextElement = 0;
TD->Flags = 0;
TD->UhciTransfer = NULL;
}
else
{
UhciProcessDoneNonIsoTD(UhciExtension, TD);
}
TD = TD->NextHcdTD;
}
UhciFixDataToggle(UhciExtension,
UhciEndpoint,
TD,
DataToggle);
if (IsHeadTD)
{
if (TD)
{
UhciEndpoint->HeadTD = TD;
}
else
{
UhciEndpoint->HeadTD = NULL;
UhciEndpoint->TailTD = NULL;
}
if (TD == NULL || UhciEndpoint->Flags & UHCI_ENDPOINT_FLAG_HALTED)
{
PhysicalAddress = UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
}
else
{
PhysicalAddress = TD->PhysicalAddress;
PhysicalAddress &= ~UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
}
DPRINT_UHCI("UhciAbortNonIsoTransfer: TD - %p\n", TD);
UhciEndpoint->QH->HwQH.NextElement = PhysicalAddress;
UhciEndpoint->QH->HwQH.NextElement &= ~UHCI_QH_ELEMENT_LINK_PTR_QH;
}
else if (TD)
{
PrevTD->HwTD.NextElement = TD->PhysicalAddress & UHCI_TD_LINK_POINTER_MASK;
PrevTD->NextHcdTD = TD;
}
else
{
PrevTD->NextHcdTD = NULL;
PrevTD->HwTD.NextElement = UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
UhciEndpoint->TailTD = PrevTD;
}
*CompletedLength = UhciTransfer->TransferLen;
}
VOID
NTAPI
UhciAbortTransfer(IN PVOID uhciExtension,
IN PVOID uhciEndpoint,
IN PVOID uhciTransfer,
IN PULONG CompletedLength)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_ENDPOINT UhciEndpoint = uhciEndpoint;
PUHCI_TRANSFER UhciTransfer = uhciTransfer;
ULONG TransferType;
DPRINT("UhciAbortTransfer: ...\n");
InterlockedDecrement(&UhciEndpoint->EndpointLock);
TransferType = UhciEndpoint->EndpointProperties.TransferType;
if (TransferType == USBPORT_TRANSFER_TYPE_ISOCHRONOUS)
{
InterlockedDecrement(&UhciExtension->ExtensionLock);
UhciAbortIsoTransfer(UhciExtension,
UhciEndpoint,
UhciTransfer);
}
if (TransferType == USBPORT_TRANSFER_TYPE_CONTROL ||
TransferType == USBPORT_TRANSFER_TYPE_BULK ||
TransferType == USBPORT_TRANSFER_TYPE_INTERRUPT)
{
UhciAbortNonIsoTransfer(UhciExtension,
UhciEndpoint,
UhciTransfer,
CompletedLength);
}
}
ULONG
NTAPI
UhciGetEndpointState(IN PVOID uhciExtension,
IN PVOID uhciEndpoint)
{
DPRINT_IMPL("UhciGetEndpointState: UNIMPLEMENTED. FIXME\n");
return 0;
}
VOID
NTAPI
UhciInsertQH(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_HCD_QH StaticQH,
IN PUHCI_HCD_QH QH)
{
PUHCI_HCD_QH NextHcdQH;
DPRINT("UhciInsertQH: UhciExtension - %p, StaticQH - %p, QH - %p\n", UhciExtension, StaticQH, QH);
QH->HwQH.NextQH = StaticQH->HwQH.NextQH;
NextHcdQH = StaticQH->NextHcdQH;
QH->PrevHcdQH = StaticQH;
QH->NextHcdQH = NextHcdQH;
if (NextHcdQH)
NextHcdQH->PrevHcdQH = QH;
else
UhciExtension->BulkTailQH = QH;
StaticQH->HwQH.NextQH = QH->PhysicalAddress | UHCI_QH_HEAD_LINK_PTR_QH;
StaticQH->NextHcdQH = QH;
QH->QhFlags |= UHCI_HCD_QH_FLAG_ACTIVE;
}
VOID
NTAPI
UhciUnlinkQH(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_HCD_QH QH)
{
PUHCI_HCD_QH NextHcdQH;
PUHCI_HCD_QH PrevHcdQH;
PUHCI_HCD_QH BulkQH;
DPRINT("UhciUnlinkQH: ... \n");
NextHcdQH = QH->NextHcdQH;
PrevHcdQH = QH->PrevHcdQH;
if (UhciExtension->BulkTailQH == QH)
UhciExtension->BulkTailQH = PrevHcdQH;
PrevHcdQH->HwQH.NextQH = QH->HwQH.NextQH;
PrevHcdQH->NextHcdQH = NextHcdQH;
if (NextHcdQH)
NextHcdQH->PrevHcdQH = PrevHcdQH;
QH->PrevHcdQH = QH;
QH->NextHcdQH = QH;
if (!(QH->UhciEndpoint->EndpointProperties.TransferType ==
USBPORT_TRANSFER_TYPE_BULK))
{
QH->QhFlags &= ~UHCI_HCD_QH_FLAG_ACTIVE;
return;
}
if ((UhciExtension->BulkTailQH->HwQH.NextQH & UHCI_QH_HEAD_LINK_PTR_TERMINATE)
== UHCI_QH_HEAD_LINK_PTR_TERMINATE)
{
QH->QhFlags &= ~UHCI_HCD_QH_FLAG_ACTIVE;
return;
}
BulkQH = UhciExtension->BulkQH;
while (TRUE)
{
BulkQH = BulkQH->NextHcdQH;
if (!BulkQH)
break;
if (!(BulkQH->HwQH.NextElement & UHCI_QH_ELEMENT_LINK_PTR_TERMINATE))
{
QH->QhFlags &= ~UHCI_HCD_QH_FLAG_ACTIVE;
return;
}
}
UhciExtension->BulkTailQH->HwQH.NextQH |= UHCI_QH_HEAD_LINK_PTR_TERMINATE;
QH->QhFlags &= ~UHCI_HCD_QH_FLAG_ACTIVE;
}
VOID
NTAPI
UhciSetEndpointState(IN PVOID uhciExtension,
IN PVOID uhciEndpoint,
IN ULONG EndpointState)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_ENDPOINT UhciEndpoint = uhciEndpoint;
ULONG TransferType;
PUHCI_HCD_QH QH;
ULONG Idx;
TransferType = UhciEndpoint->EndpointProperties.TransferType;
QH = UhciEndpoint->QH;
DPRINT("UhciSetEndpointState: EndpointState - %x, TransferType - %x\n",
EndpointState,
TransferType);
if (TransferType == USBPORT_TRANSFER_TYPE_ISOCHRONOUS)
return;
if (TransferType != USBPORT_TRANSFER_TYPE_CONTROL &&
TransferType != USBPORT_TRANSFER_TYPE_BULK &&
TransferType != USBPORT_TRANSFER_TYPE_INTERRUPT)
{
DPRINT("UhciSetEndpointState: Unknown TransferType - %x\n",
TransferType);
}
switch (EndpointState)
{
case USBPORT_ENDPOINT_PAUSED:
UhciUnlinkQH(UhciExtension, QH);
return;
case USBPORT_ENDPOINT_ACTIVE:
switch (TransferType)
{
case USBPORT_TRANSFER_TYPE_CONTROL:
UhciInsertQH(UhciExtension,
UhciExtension->ControlQH,
UhciEndpoint->QH);
break;
case USBPORT_TRANSFER_TYPE_BULK:
UhciInsertQH(UhciExtension,
UhciExtension->BulkQH,
UhciEndpoint->QH);
break;
case USBPORT_TRANSFER_TYPE_INTERRUPT:
Idx = UhciEndpoint->EndpointProperties.Period +
UhciEndpoint->EndpointProperties.ScheduleOffset;
UhciInsertQH(UhciExtension,
UhciExtension->IntQH[Idx - 1],
UhciEndpoint->QH);
break;
default:
ASSERT(FALSE);
break;
}
break;
case USBPORT_ENDPOINT_REMOVE:
QH->QhFlags |= UHCI_HCD_QH_FLAG_REMOVE;
UhciUnlinkQH(UhciExtension, QH);
break;
default:
ASSERT(FALSE);
break;
}
}
ULONG
NTAPI
UhciGetEndpointStatus(IN PVOID uhciExtension,
IN PVOID uhciEndpoint)
{
PUHCI_ENDPOINT UhciEndpoint = uhciEndpoint;
ULONG EndpointStatus;
DPRINT_UHCI("UhciGetEndpointStatus: ...\n");
if (UhciEndpoint->Flags & UHCI_ENDPOINT_FLAG_HALTED)
EndpointStatus = USBPORT_ENDPOINT_HALT;
else
EndpointStatus = USBPORT_ENDPOINT_RUN;
return EndpointStatus;
}
VOID
NTAPI
UhciSetEndpointStatus(IN PVOID uhciExtension,
IN PVOID uhciEndpoint,
IN ULONG EndpointStatus)
{
PUHCI_ENDPOINT UhciEndpoint = uhciEndpoint;
ULONG PhysicalAddress;
DPRINT("UhciSetEndpointStatus: uhciEndpoint - %p, EndpointStatus - %X\n",
uhciEndpoint,
EndpointStatus);
if (EndpointStatus != USBPORT_ENDPOINT_RUN)
return;
if (!(UhciEndpoint->Flags & UHCI_ENDPOINT_FLAG_HALTED))
return;
UhciEndpoint->Flags &= ~UHCI_ENDPOINT_FLAG_HALTED;
if (UhciEndpoint->HeadTD == NULL)
UhciEndpoint->TailTD = NULL;
if (UhciEndpoint->HeadTD)
{
PhysicalAddress = UhciEndpoint->HeadTD->PhysicalAddress;
PhysicalAddress &= ~UHCI_TD_LINK_PTR_TERMINATE;
UhciEndpoint->QH->HwQH.NextElement = PhysicalAddress;
UhciEndpoint->QH->HwQH.NextElement &= ~UHCI_QH_ELEMENT_LINK_PTR_QH;
}
else
{
UhciEndpoint->QH->HwQH.NextElement = UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
}
}
VOID
NTAPI
UhciPollIsoEndpoint(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_ENDPOINT UhciEndpoint)
{
DPRINT_IMPL("UhciPollIsoEndpoint: UNIMPLEMENTED. FIXME\n");
}
VOID
NTAPI
UhciPollNonIsoEndpoint(IN PUHCI_EXTENSION UhciExtension,
IN PUHCI_ENDPOINT UhciEndpoint)
{
PUHCI_HCD_QH QH;
PUHCI_HCD_TD NextTD;
PUHCI_HCD_TD TD;
ULONG NextTdPA;
ULONG PhysicalAddress;
SIZE_T TransferedLen;
PLIST_ENTRY ListTDs;
UCHAR TdStatus;
DPRINT_UHCI("UhciPollNonIsoEndpoint: UhciExtension - %p, UhciEndpoint - %p\n",
UhciExtension,
UhciEndpoint);
if (UhciEndpoint->Flags & UHCI_ENDPOINT_FLAG_HALTED)
{
DPRINT("UhciPollNonIsoEndpoint: Ep->Flags & UHCI_ENDPOINT_FLAG_HALTED \n");
return;
}
QH = UhciEndpoint->QH;
NextTdPA = QH->HwQH.NextElement & UHCI_QH_ELEMENT_LINK_POINTER_MASK;
if (NextTdPA)
{
NextTD = RegPacket.UsbPortGetMappedVirtualAddress(NextTdPA,
UhciExtension,
UhciEndpoint);
}
else
{
NextTD = NULL;
}
DPRINT_UHCI("UhciPollNonIsoEndpoint: NextTD - %p, NextTdPA - %p\n",
NextTD,
NextTdPA);
for (TD = UhciEndpoint->HeadTD; TD != NextTD && TD != NULL; TD = TD->NextHcdTD)
{
DPRINT_UHCI("UhciPollNonIsoEndpoint: TD - %p, TD->NextHcdTD - %p\n",
TD,
TD->NextHcdTD);
TD->Flags |= UHCI_HCD_TD_FLAG_DONE;
InsertTailList(&UhciEndpoint->ListTDs, &TD->TdLink);
if (TD->NextHcdTD &&
TD->NextHcdTD->HwTD.ControlStatus.Status & UHCI_TD_STS_ACTIVE)
{
if (NextTdPA == 0)
{
TD = TD->NextHcdTD;
goto EnqueueTD;
}
if (NextTdPA != TD->NextHcdTD->PhysicalAddress)
{
DPRINT("UhciPollNonIsoEndpoint: TD->NextHcdTD->PhysicalAddress - %p\n",
TD->NextHcdTD->PhysicalAddress);
ASSERT(FALSE);
}
}
else
{
if (TD->NextHcdTD == NULL)
{
DPRINT_UHCI("UhciPollNonIsoEndpoint: TD->NextHcdTD == NULL\n");
}
else
{
DPRINT_UHCI("UhciPollNonIsoEndpoint: ControlStatus - %X\n",
TD->NextHcdTD->HwTD.ControlStatus.AsULONG);
}
}
}
UhciEndpoint->HeadTD = NextTD;
if (NextTD == NULL)
{
DPRINT_UHCI("UhciPollNonIsoEndpoint: NextTD == NULL\n");
UhciEndpoint->HeadTD = NULL;
UhciEndpoint->TailTD = NULL;
QH->HwQH.NextElement = UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
goto ProcessListTDs;
}
DPRINT_UHCI("UhciPollNonIsoEndpoint: NextTD - %p, NextTdPA - %p\n",
NextTD,
NextTdPA);
TdStatus = NextTD->HwTD.ControlStatus.Status;
if (TdStatus & UHCI_TD_STS_ACTIVE)
{
DPRINT_UHCI("UhciPollNonIsoEndpoint: UHCI_TD_STS_ACTIVE \n");
goto ProcessListTDs;
}
if (NextTD->HwTD.Token.PIDCode == UHCI_TD_PID_IN &&
TdStatus & UHCI_TD_STS_STALLED &&
TdStatus & UHCI_TD_STS_TIMEOUT_CRC_ERROR &&
!(TdStatus & UHCI_TD_STS_NAK_RECEIVED) &&
!(TdStatus & UHCI_TD_STS_BABBLE_DETECTED) &&
!(TdStatus & UHCI_TD_STS_BITSTUFF_ERROR))
{
DPRINT("UhciPollNonIsoEndpoint: USBD_STATUS_DEV_NOT_RESPONDING\n");
UhciDumpHcdTD(NextTD);
if (!(NextTD->Flags & UHCI_HCD_TD_FLAG_STALLED_SETUP))
{
NextTD->HwTD.ControlStatus.ErrorCounter = 3;
NextTD->HwTD.ControlStatus.Status &= ~(UHCI_TD_STS_STALLED |
UHCI_TD_STS_TIMEOUT_CRC_ERROR);
NextTD->HwTD.ControlStatus.Status |= UHCI_TD_STS_ACTIVE;
NextTD->Flags = NextTD->Flags | UHCI_HCD_TD_FLAG_STALLED_SETUP;
goto ProcessListTDs;
}
}
if (TdStatus & (UHCI_TD_STS_STALLED |
UHCI_TD_STS_DATA_BUFFER_ERROR |
UHCI_TD_STS_BABBLE_DETECTED |
UHCI_TD_STS_TIMEOUT_CRC_ERROR |
UHCI_TD_STS_BITSTUFF_ERROR))
{
DPRINT("UhciPollNonIsoEndpoint: NextTD UHCI_TD_STS_ - %02X, PIDCode - %02X\n",
NextTD->HwTD.ControlStatus.Status,
NextTD->HwTD.Token.PIDCode);
UhciDumpHcdTD(NextTD);
UhciEndpoint->Flags |= UHCI_ENDPOINT_FLAG_HALTED;
NextTD->Flags |= UHCI_HCD_TD_FLAG_DONE;
InsertTailList(&UhciEndpoint->ListTDs, &NextTD->TdLink);
if (TD->UhciTransfer != NextTD->UhciTransfer)
ASSERT(TD->UhciTransfer == NextTD->UhciTransfer);
while (TD &&
TD->UhciTransfer->TransferParameters->TransferCounter ==
NextTD->UhciTransfer->TransferParameters->TransferCounter)
{
DPRINT("UhciPollNonIsoEndpoint: Bad TD - %p\n", TD);
if (!(TD->Flags & UHCI_HCD_TD_FLAG_DONE))
{
TD->Flags |= UHCI_HCD_TD_FLAG_DONE;
TD->Flags |= UHCI_HCD_TD_FLAG_NOT_ACCESSED;
InsertTailList(&UhciEndpoint->ListTDs, &TD->TdLink);
}
TD = TD->NextHcdTD;
}
if (UhciEndpoint->EndpointProperties.TransferType !=
USBPORT_TRANSFER_TYPE_CONTROL)
{
UhciFixDataToggle(UhciExtension,
UhciEndpoint,
TD,
NextTD->HwTD.Token.DataToggle);
}
}
else
{
TransferedLen = NextTD->HwTD.ControlStatus.ActualLength;
if (TransferedLen == UHCI_TD_LENGTH_NULL)
TransferedLen = 0;
else
TransferedLen += 1;
if (NextTD->HwTD.Token.MaximumLength == UHCI_TD_LENGTH_NULL ||
TransferedLen >= (NextTD->HwTD.Token.MaximumLength + 1))
{
DPRINT_UHCI("UhciPollNonIsoEndpoint: NextTD - %p, TransferedLen - %X\n",
NextTD,
TransferedLen);
if (NextTdPA ==
(QH->HwQH.NextElement & UHCI_QH_ELEMENT_LINK_POINTER_MASK))
{
NextTD->Flags |= UHCI_HCD_TD_FLAG_DONE;
InsertTailList(&UhciEndpoint->ListTDs, &NextTD->TdLink);
UhciEndpoint->HeadTD = NextTD->NextHcdTD;
QH->HwQH.NextElement = NextTD->HwTD.NextElement;
QH->HwQH.NextElement |= UHCI_QH_ELEMENT_LINK_PTR_TD;
DPRINT_UHCI("UhciPollNonIsoEndpoint: NextTD - %p, TD - %p\n",
NextTD,
TD);
}
goto ProcessListTDs;
}
DPRINT_UHCI("UhciPollNonIsoEndpoint: ShortPacket. ControlStatus - %X\n",
NextTD->HwTD.ControlStatus.AsULONG);
NextTD->Flags |= UHCI_HCD_TD_FLAG_DONE;
InsertTailList(&UhciEndpoint->ListTDs, &NextTD->TdLink);
while (TD &&
TD->UhciTransfer->TransferParameters->TransferCounter ==
NextTD->UhciTransfer->TransferParameters->TransferCounter)
{
if (TD->Flags & UHCI_HCD_TD_FLAG_CONTROLL &&
NextTD->UhciTransfer->TransferParameters->TransferFlags &
USBD_SHORT_TRANSFER_OK)
{
break;
}
if (!(TD->Flags & UHCI_HCD_TD_FLAG_DONE))
{
DPRINT_UHCI("UhciPollNonIsoEndpoint: TD - %p\n", TD);
TD->Flags |= (UHCI_HCD_TD_FLAG_DONE |
UHCI_HCD_TD_FLAG_NOT_ACCESSED);
InsertTailList(&UhciEndpoint->ListTDs, &TD->TdLink);
}
TD = TD->NextHcdTD;
}
if (NextTD->NextHcdTD &&
(UhciEndpoint->EndpointProperties.TransferType !=
USBPORT_TRANSFER_TYPE_CONTROL))
{
UhciFixDataToggle(UhciExtension,
UhciEndpoint,
TD,
NextTD->NextHcdTD->HwTD.Token.DataToggle);
}
if (!(NextTD->UhciTransfer->TransferParameters->TransferFlags &
USBD_SHORT_TRANSFER_OK))
{
UhciEndpoint->Flags |= UHCI_ENDPOINT_FLAG_HALTED;
}
}
EnqueueTD:
if (TD)
{
UhciEndpoint->HeadTD = TD;
}
else
{
UhciEndpoint->HeadTD = NULL;
UhciEndpoint->TailTD = NULL;
}
if (TD == NULL || UhciEndpoint->Flags & UHCI_ENDPOINT_FLAG_HALTED)
{
PhysicalAddress = UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
}
else
{
PhysicalAddress = TD->PhysicalAddress;
PhysicalAddress &= ~UHCI_QH_ELEMENT_LINK_PTR_TERMINATE;
}
DPRINT_UHCI("UhciPollNonIsoEndpoint: TD - %p\n", TD);
QH->HwQH.NextElement = PhysicalAddress;
QH->HwQH.NextElement &= ~UHCI_QH_ELEMENT_LINK_PTR_QH;
ProcessListTDs:
ListTDs = &UhciEndpoint->ListTDs;
while (!IsListEmpty(ListTDs))
{
TD = CONTAINING_RECORD(ListTDs->Flink,
UHCI_HCD_TD,
TdLink.Flink);
RemoveHeadList(ListTDs);
if ((TD->Flags & (UHCI_HCD_TD_FLAG_PROCESSED | UHCI_HCD_TD_FLAG_DONE)) ==
(UHCI_HCD_TD_FLAG_PROCESSED | UHCI_HCD_TD_FLAG_DONE))
{
UhciProcessDoneNonIsoTD(UhciExtension, TD);
}
}
if (UhciEndpoint->Flags & UHCI_ENDPOINT_FLAG_CONTROL_OR_ISO &&
UhciEndpoint->Flags & UHCI_ENDPOINT_FLAG_HALTED)
{
DPRINT_UHCI("UhciPollNonIsoEndpoint: Halted periodic EP - %p\n",
UhciEndpoint);
UhciSetEndpointStatus(UhciExtension,
UhciEndpoint,
USBPORT_ENDPOINT_RUN);
}
}
VOID
NTAPI
UhciPollEndpoint(IN PVOID uhciExtension,
IN PVOID uhciEndpoint)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_ENDPOINT UhciEndpoint = uhciEndpoint;
ULONG TransferType;
DPRINT_UHCI("UhciPollEndpoint: ...\n");
TransferType = UhciEndpoint->EndpointProperties.TransferType;
if (TransferType == USBPORT_TRANSFER_TYPE_ISOCHRONOUS)
{
UhciPollIsoEndpoint(UhciExtension, UhciEndpoint);
return;
}
if (TransferType == USBPORT_TRANSFER_TYPE_CONTROL ||
TransferType == USBPORT_TRANSFER_TYPE_BULK ||
TransferType == USBPORT_TRANSFER_TYPE_INTERRUPT)
{
UhciPollNonIsoEndpoint(UhciExtension, UhciEndpoint);
}
}
VOID
NTAPI
UhciCheckController(IN PVOID uhciExtension)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
if (!UhciHardwarePresent(UhciExtension) ||
UhciExtension->HcScheduleError >= UHCI_MAX_HC_SCHEDULE_ERRORS)
{
DPRINT1("UhciCheckController: INVALIDATE_CONTROLLER_SURPRISE_REMOVE !!!\n");
RegPacket.UsbPortInvalidateController(UhciExtension,
USBPORT_INVALIDATE_CONTROLLER_SURPRISE_REMOVE);
}
}
ULONG
NTAPI
UhciGet32BitFrameNumber(IN PVOID uhciExtension)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
ULONG Uhci32BitFrame;
USHORT Fn; // FrameNumber
ULONG Hp; // FrameHighPart
Fn = READ_PORT_USHORT(&UhciExtension->BaseRegister->FrameNumber);
Fn &= UHCI_FRNUM_FRAME_MASK;
Hp = UhciExtension->FrameHighPart;
Uhci32BitFrame = Hp;
Uhci32BitFrame += ((USHORT)Hp ^ Fn) & UHCI_FRNUM_OVERFLOW_LIST;
Uhci32BitFrame |= Fn;
DPRINT_UHCI("UhciGet32BitFrameNumber: Uhci32BitFrame - %lX\n",
Uhci32BitFrame);
return Uhci32BitFrame;
}
VOID
NTAPI
UhciInterruptNextSOF(IN PVOID uhciExtension)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_HC_RESOURCES UhciResources;
ULONG CurrentFrame;
PUHCI_HCD_TD SOF_HcdTDs;
ULONG ix;
ULONG NextFrame;
ULONG SofFrame;
ULONG Idx;
DPRINT_UHCI("UhciInterruptNextSOF: ...\n");
CurrentFrame = UhciGet32BitFrameNumber(UhciExtension);
SOF_HcdTDs = UhciExtension->SOF_HcdTDs;
NextFrame = CurrentFrame + 2;
for (ix = 0; ix < UHCI_MAX_STATIC_SOF_TDS; ++ix)
{
SofFrame = SOF_HcdTDs->Frame;
if (SofFrame == NextFrame)
break;
if (SofFrame < CurrentFrame)
{
SOF_HcdTDs->Frame = NextFrame;
SOF_HcdTDs->Flags |= UHCI_HCD_TD_FLAG_GOOD_FRAME;
/* Insert SOF_HcdTD (InterruptOnComplete = TRUE) in Frame List */
UhciResources = UhciExtension->HcResourcesVA;
Idx = SOF_HcdTDs->Frame & UHCI_FRAME_LIST_INDEX_MASK;
InterlockedExchange((PLONG)&SOF_HcdTDs->HwTD.NextElement,
UhciResources->FrameList[Idx]);
UhciResources->FrameList[Idx] = SOF_HcdTDs->PhysicalAddress;
break;
}
/* Go to next SOF_HcdTD */
SOF_HcdTDs += 1;
}
for (ix = 0; ix < UHCI_MAX_STATIC_SOF_TDS; ++ix)
{
SOF_HcdTDs = &UhciExtension->SOF_HcdTDs[ix];
if (SOF_HcdTDs->Frame &&
(SOF_HcdTDs->Frame < CurrentFrame ||
(SOF_HcdTDs->Frame - CurrentFrame) > UHCI_FRAME_LIST_MAX_ENTRIES))
{
SOF_HcdTDs->Frame = 0;
}
}
}
VOID
NTAPI
UhciEnableInterrupts(IN PVOID uhciExtension)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_HW_REGISTERS BaseRegister;
UHCI_PCI_LEGSUP LegacySupport;
DPRINT("UhciEnableInterrupts: UhciExtension - %p\n", UhciExtension);
BaseRegister = UhciExtension->BaseRegister;
RegPacket.UsbPortReadWriteConfigSpace(UhciExtension,
TRUE,
&LegacySupport.AsUSHORT,
PCI_LEGSUP,
sizeof(USHORT));
LegacySupport.UsbPIRQ = 1;
RegPacket.UsbPortReadWriteConfigSpace(UhciExtension,
FALSE,
&LegacySupport.AsUSHORT,
PCI_LEGSUP,
sizeof(USHORT));
WRITE_PORT_USHORT(&BaseRegister->HcInterruptEnable.AsUSHORT,
UhciExtension->StatusMask.AsUSHORT);
}
VOID
NTAPI
UhciDisableInterrupts(IN PVOID uhciExtension)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_HW_REGISTERS BaseRegister;
USB_CONTROLLER_FLAVOR HcFlavor;
UHCI_PCI_LEGSUP LegacySupport;
DPRINT("UhciDisableInterrupts: UhciExtension - %p\n", UhciExtension);
BaseRegister = UhciExtension->BaseRegister;
WRITE_PORT_USHORT(&BaseRegister->HcInterruptEnable.AsUSHORT, 0);
HcFlavor = UhciExtension->HcFlavor;
DPRINT("UhciDisableInterrupts: FIXME HcFlavor - %lx\n", HcFlavor);
RegPacket.UsbPortReadWriteConfigSpace(UhciExtension,
TRUE,
&LegacySupport.AsUSHORT,
PCI_LEGSUP,
sizeof(USHORT));
LegacySupport.UsbPIRQ = 0;
RegPacket.UsbPortReadWriteConfigSpace(UhciExtension,
FALSE,
&LegacySupport.AsUSHORT,
PCI_LEGSUP,
sizeof(USHORT));
}
VOID
NTAPI
UhciPollController(IN PVOID uhciExtension)
{
PUHCI_EXTENSION UhciExtension = uhciExtension;
PUHCI_HW_REGISTERS BaseRegister;
PUSHORT PortRegister;
UHCI_PORT_STATUS_CONTROL PortControl;
USHORT Port;
DPRINT_UHCI("UhciPollController: UhciExtension - %p\n", UhciExtension);
BaseRegister = UhciExtension->BaseRegister;
if (!(UhciExtension->Flags & UHCI_EXTENSION_FLAG_SUSPENDED))
{
UhciCleanupFrameList(UhciExtension, FALSE);
UhciUpdateCounter(UhciExtension);
RegPacket.UsbPortInvalidateRootHub(UhciExtension);
return;
}
for (Port = 0; Port < UHCI_NUM_ROOT_HUB_PORTS; Port++)
{
PortRegister = (PUSHORT)&BaseRegister->PortControl[Port];
PortControl.AsUSHORT = READ_PORT_USHORT(PortRegister);
if (PortControl.ConnectStatusChange == 1)
RegPacket.UsbPortInvalidateRootHub(UhciExtension);
}
}
VOID
NTAPI
UhciSetEndpointDataToggle(IN PVOID uhciExtension,
IN PVOID uhciEndpoint,
IN ULONG DataToggle)
{
DPRINT_IMPL("UhciSetEndpointDataToggle: UNIMPLEMENTED. FIXME\n");
}
VOID
NTAPI
UhciResetController(IN PVOID uhciExtension)
{
DPRINT_IMPL("UhciResetController: UNIMPLEMENTED. FIXME\n");
}
MPSTATUS
NTAPI
UhciStartSendOnePacket(IN PVOID uhciExtension,
IN PVOID PacketParameters,
IN PVOID Data,
IN PULONG pDataLength,
IN PVOID BufferVA,
IN PVOID BufferPA,
IN ULONG BufferLength,
IN USBD_STATUS * pUSBDStatus)
{
DPRINT_IMPL("UhciStartSendOnePacket: UNIMPLEMENTED. FIXME\n");
return MP_STATUS_SUCCESS;
}
MPSTATUS
NTAPI
UhciEndSendOnePacket(IN PVOID uhciExtension,
IN PVOID PacketParameters,
IN PVOID Data,
IN PULONG pDataLength,
IN PVOID BufferVA,
IN PVOID BufferPA,
IN ULONG BufferLength,
IN USBD_STATUS * pUSBDStatus)
{
DPRINT_IMPL("UhciEndSendOnePacket: UNIMPLEMENTED. FIXME\n");
return MP_STATUS_SUCCESS;
}
MPSTATUS
NTAPI
UhciPassThru(IN PVOID uhciExtension,
IN PVOID passThruParameters,
IN ULONG ParameterLength,
IN PVOID pParameters)
{
DPRINT_IMPL("UhciPassThru: UNIMPLEMENTED. FIXME\n");
return MP_STATUS_SUCCESS;
}
VOID
NTAPI
UhciFlushInterrupts(IN PVOID uhciExtension)
{
DPRINT_IMPL("UhciFlushInterrupts: UNIMPLEMENTED. FIXME\n");
}
MPSTATUS
NTAPI
UhciUnload(IN PVOID uhciExtension)
{
DPRINT_IMPL("UhciUnload: UNIMPLEMENTED. FIXME\n");
return MP_STATUS_SUCCESS;
}
NTSTATUS
NTAPI
DriverEntry(IN PDRIVER_OBJECT DriverObject,
IN PUNICODE_STRING RegistryPath)
{
DPRINT("DriverEntry: DriverObject - %p, RegistryPath - %p\n", DriverObject, RegistryPath);
RtlZeroMemory(&RegPacket, sizeof(USBPORT_REGISTRATION_PACKET));
RegPacket.MiniPortVersion = USB_MINIPORT_VERSION_UHCI;
RegPacket.MiniPortFlags = USB_MINIPORT_FLAGS_INTERRUPT |
USB_MINIPORT_FLAGS_PORT_IO |
USB_MINIPORT_FLAGS_NOT_LOCK_INT |
USB_MINIPORT_FLAGS_POLLING |
USB_MINIPORT_FLAGS_WAKE_SUPPORT;
RegPacket.MiniPortBusBandwidth = TOTAL_USB11_BUS_BANDWIDTH;
RegPacket.MiniPortExtensionSize = sizeof(UHCI_EXTENSION);
RegPacket.MiniPortEndpointSize = sizeof(UHCI_ENDPOINT);
RegPacket.MiniPortTransferSize = sizeof(UHCI_TRANSFER);
RegPacket.MiniPortResourcesSize = sizeof(UHCI_HC_RESOURCES);
RegPacket.OpenEndpoint = UhciOpenEndpoint;
RegPacket.ReopenEndpoint = UhciReopenEndpoint;
RegPacket.QueryEndpointRequirements = UhciQueryEndpointRequirements;
RegPacket.CloseEndpoint = UhciCloseEndpoint;
RegPacket.StartController = UhciStartController;
RegPacket.StopController = UhciStopController;
RegPacket.SuspendController = UhciSuspendController;
RegPacket.ResumeController = UhciResumeController;
RegPacket.InterruptService = UhciInterruptService;
RegPacket.InterruptDpc = UhciInterruptDpc;
RegPacket.SubmitTransfer = UhciSubmitTransfer;
RegPacket.SubmitIsoTransfer = UhciIsochTransfer;
RegPacket.AbortTransfer = UhciAbortTransfer;
RegPacket.GetEndpointState = UhciGetEndpointState;
RegPacket.SetEndpointState = UhciSetEndpointState;
RegPacket.PollEndpoint = UhciPollEndpoint;
RegPacket.CheckController = UhciCheckController;
RegPacket.Get32BitFrameNumber = UhciGet32BitFrameNumber;
RegPacket.InterruptNextSOF = UhciInterruptNextSOF;
RegPacket.EnableInterrupts = UhciEnableInterrupts;
RegPacket.DisableInterrupts = UhciDisableInterrupts;
RegPacket.PollController = UhciPollController;
RegPacket.SetEndpointDataToggle = UhciSetEndpointDataToggle;
RegPacket.GetEndpointStatus = UhciGetEndpointStatus;
RegPacket.SetEndpointStatus = UhciSetEndpointStatus;
RegPacket.RH_GetRootHubData = UhciRHGetRootHubData;
RegPacket.RH_GetStatus = UhciRHGetStatus;
RegPacket.RH_GetPortStatus = UhciRHGetPortStatus;
RegPacket.RH_GetHubStatus = UhciRHGetHubStatus;
RegPacket.RH_SetFeaturePortReset = UhciRHSetFeaturePortReset;
RegPacket.RH_SetFeaturePortPower = UhciRHSetFeaturePortPower;
RegPacket.RH_SetFeaturePortEnable = UhciRHSetFeaturePortEnable;
RegPacket.RH_SetFeaturePortSuspend = UhciRHSetFeaturePortSuspend;
RegPacket.RH_ClearFeaturePortEnable = UhciRHClearFeaturePortEnable;
RegPacket.RH_ClearFeaturePortPower = UhciRHClearFeaturePortPower;
RegPacket.RH_ClearFeaturePortSuspend = UhciRHClearFeaturePortSuspend;
RegPacket.RH_ClearFeaturePortEnableChange = UhciRHClearFeaturePortEnableChange;
RegPacket.RH_ClearFeaturePortConnectChange = UhciRHClearFeaturePortConnectChange;
RegPacket.RH_ClearFeaturePortResetChange = UhciRHClearFeaturePortResetChange;
RegPacket.RH_ClearFeaturePortSuspendChange = UhciRHClearFeaturePortSuspendChange;
RegPacket.RH_ClearFeaturePortOvercurrentChange = UhciRHClearFeaturePortOvercurrentChange;
RegPacket.RH_DisableIrq = UhciRHDisableIrq;
RegPacket.RH_EnableIrq = UhciRHEnableIrq;
RegPacket.StartSendOnePacket = UhciStartSendOnePacket;
RegPacket.EndSendOnePacket = UhciEndSendOnePacket;
RegPacket.PassThru = UhciPassThru;
RegPacket.FlushInterrupts = UhciFlushInterrupts;
DriverObject->DriverUnload = NULL;
return USBPORT_RegisterUSBPortDriver(DriverObject,
USB10_MINIPORT_INTERFACE_VERSION,
&RegPacket);
}
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