mirror of
https://github.com/reactos/reactos.git
synced 2024-12-28 10:04:49 +00:00
Removed useless controller object.
svn path=/trunk/; revision=2657
This commit is contained in:
Eric Kohl
parent
b764471786
commit
e96e35d335
1 changed files with 220 additions and 280 deletions
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@ -16,7 +16,7 @@
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* $Id: scsiport.c,v 1.5 2002/02/03 20:21:59 ekohl Exp $
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/* $Id: scsiport.c,v 1.6 2002/02/27 22:50:31 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -41,6 +41,16 @@
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/* TYPES *********************************************************************/
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typedef enum _SCSI_PORT_TIMER_STATES
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{
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IDETimerIdle,
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IDETimerCmdWait,
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IDETimerResetWaitForBusyNegate,
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IDETimerResetWaitForDrdyAssert
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} SCSI_PORT_TIMER_STATES;
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/*
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* SCSI_PORT_DEVICE_EXTENSION
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*
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@ -55,6 +65,16 @@ typedef struct _SCSI_PORT_DEVICE_EXTENSION
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ULONG MiniPortExtensionSize;
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PORT_CONFIGURATION_INFORMATION PortConfig;
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KSPIN_LOCK SpinLock;
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PKINTERRUPT Interrupt;
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PIRP CurrentIrp;
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ULONG IrpFlags;
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SCSI_PORT_TIMER_STATES TimerState;
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LONG TimerCount;
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BOOLEAN Initializing;
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ULONG PortBusInfoSize;
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PSCSI_ADAPTER_BUS_INFO PortBusInfo;
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@ -75,49 +95,10 @@ typedef struct _SCSI_PORT_DEVICE_EXTENSION
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* An enumeration containing the states in the timer DFA
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*/
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typedef enum _SCSI_PORT_TIMER_STATES
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{
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IDETimerIdle,
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IDETimerCmdWait,
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IDETimerResetWaitForBusyNegate,
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IDETimerResetWaitForDrdyAssert
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} SCSI_PORT_TIMER_STATES;
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/*
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* SCSI_PORT_CONTROLLER_EXTENSION
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*
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* DESCRIPTION
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* Driver-defined structure used to hold miscellaneous controller information.
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*
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* ACCESS
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* Allocated from NON-PAGED POOL
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* Available at any IRQL
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*/
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typedef struct _SCSI_PORT_CONTROLLER_EXTENSION
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{
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KSPIN_LOCK SpinLock;
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ULONG Number;
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ULONG Vector;
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BOOLEAN DMASupported;
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BOOLEAN ControllerInterruptBug;
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PKINTERRUPT Interrupt;
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BOOLEAN OperationInProgress;
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UCHAR DeviceStatus;
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PSCSI_PORT_DEVICE_EXTENSION DeviceForOperation;
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PIRP CurrentIrp;
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ULONG Retries;
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SCSI_PORT_TIMER_STATES TimerState;
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LONG TimerCount;
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PDEVICE_OBJECT PortDeviceObject;
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PCONTROLLER_OBJECT ControllerObject;
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} SCSI_PORT_CONTROLLER_EXTENSION, *PSCSI_PORT_CONTROLLER_EXTENSION;
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#define IRP_FLAG_COMPLETE 0x00000001
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#define IRP_FLAG_NEXT 0x00000002
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/* GLOBALS *******************************************************************/
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@ -156,6 +137,9 @@ ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
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IN PSCSI_PORT_DEVICE_EXTENSION PseudoDeviceExtension,
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IN ULONG PortCount);
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static VOID
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ScsiPortInquire(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension);
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static BOOLEAN STDCALL
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ScsiPortIsr(IN PKINTERRUPT Interrupt,
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IN PVOID ServiceContext);
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@ -170,9 +154,6 @@ static VOID STDCALL
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ScsiPortIoTimer(PDEVICE_OBJECT DeviceObject,
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PVOID Context);
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static VOID
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ScsiPortFinishOperation(PSCSI_PORT_CONTROLLER_EXTENSION ControllerExtension);
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/* FUNCTIONS *****************************************************************/
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@ -593,22 +574,31 @@ ScsiPortNotification(IN SCSI_NOTIFICATION_TYPE NotificationType,
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IN PVOID HwDeviceExtension,
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...)
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{
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PSCSI_PORT_DEVICE_EXTENSION DevExt;
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PSCSI_PORT_CONTROLLER_EXTENSION ControllerExt;
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PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
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DPRINT1("ScsiPortNotification() called\n");
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DevExt = (PSCSI_PORT_DEVICE_EXTENSION)((PUCHAR)HwDeviceExtension - sizeof(SCSI_PORT_DEVICE_EXTENSION));
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ControllerExt = (PSCSI_PORT_CONTROLLER_EXTENSION)DevExt->ControllerObject->ControllerExtension;
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DeviceExtension = CONTAINING_RECORD(HwDeviceExtension,
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SCSI_PORT_DEVICE_EXTENSION,
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MiniPortDeviceExtension);
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DPRINT1("DeviceExtension %p\n", DeviceExtension);
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DPRINT1("Initializing = %s\n", (DeviceExtension->Initializing)?"TRUE":"FALSE");
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if (DeviceExtension->Initializing == TRUE)
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return;
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switch (NotificationType)
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{
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case RequestComplete:
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IoCompleteRequest(ControllerExt->CurrentIrp, IO_NO_INCREMENT);
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DPRINT1("Notify: RequestComplete\n");
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DeviceExtension->IrpFlags |= IRP_FLAG_COMPLETE;
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break;
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case NextRequest:
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IoStartNextPacket(DevExt->DeviceObject, FALSE);
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DPRINT1("Notify: NextRequest\n");
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DeviceExtension->IrpFlags |= IRP_FLAG_NEXT;
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break;
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default:
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@ -716,11 +706,13 @@ ScsiPortDispatchScsi(IN PDEVICE_OBJECT DeviceObject,
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ULONG DataSize = 0;
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DPRINT("ScsiPortDispatchScsi()\n");
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DPRINT1("ScsiPortDispatchScsi()\n");
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DeviceExtension = DeviceObject->DeviceExtension;
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Stack = IoGetCurrentIrpStackLocation(Irp);
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DeviceExtension->IrpFlags = 0;
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switch(Stack->Parameters.DeviceIoControl.IoControlCode)
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{
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case IOCTL_SCSI_EXECUTE_IN:
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@ -767,14 +759,21 @@ ScsiPortDispatchScsi(IN PDEVICE_OBJECT DeviceObject,
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switch (Srb->Cdb[0])
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{
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#if 0
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case SCSIOP_INQUIRY:
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case SCSIOP_READ_CAPACITY:
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Status = DeviceExtension->HwStartIo(&DeviceExtension->MiniPortDeviceExtension,
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Srb);
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DeviceExtension->Initializing = TRUE;
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if(DeviceExtension->HwStartIo(&DeviceExtension->MiniPortDeviceExtension,
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Srb) == TRUE)
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Status = STATUS_SUCCESS;
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else
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Status = STATUS_UNSUCCESSFUL;
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DeviceExtension->Initializing = FALSE;
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break;
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#endif
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default:
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DPRINT1("Starting packet!\n");
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IoStartPacket(DeviceObject, Irp, NULL, NULL);
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DPRINT1("Returning STATUS_PENDING\n");
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return(STATUS_PENDING);
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@ -893,7 +892,7 @@ ScsiPortDeviceControl(IN PDEVICE_OBJECT DeviceObject,
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PIO_STACK_LOCATION Stack;
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PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
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DPRINT("ScsiPortDeviceControl()\n");
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DPRINT1("ScsiPortDeviceControl()\n");
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Irp->IoStatus.Status = STATUS_SUCCESS;
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Irp->IoStatus.Information = 0;
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@ -931,90 +930,14 @@ ScsiPortDeviceControl(IN PDEVICE_OBJECT DeviceObject,
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case IOCTL_SCSI_GET_INQUIRY_DATA:
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{
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PSCSI_ADAPTER_BUS_INFO AdapterInfo;
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PSCSI_INQUIRY_DATA UnitInfo, PrevUnit;
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SCSI_REQUEST_BLOCK Srb;
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ULONG Bus;
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ULONG Target;
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ULONG UnitCount;
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ULONG DataSize;
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BOOLEAN Result;
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DPRINT(" IOCTL_SCSI_GET_INQUIRY_DATA\n");
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DPRINT1(" IOCTL_SCSI_GET_INQUIRY_DATA\n");
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/* Copy inquiry data to the port device extension */
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if (DeviceExtension->PortBusInfo == NULL)
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{
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AdapterInfo =(PSCSI_ADAPTER_BUS_INFO)Irp->AssociatedIrp.SystemBuffer;
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AdapterInfo->NumberOfBuses = DeviceExtension->PortConfig.NumberOfBuses;
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UnitInfo = (PSCSI_INQUIRY_DATA)
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((PUCHAR)AdapterInfo + sizeof(SCSI_ADAPTER_BUS_INFO) +
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(sizeof(SCSI_BUS_DATA) * (AdapterInfo->NumberOfBuses - 1)));
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Srb.DataBuffer = ExAllocatePool(NonPagedPool, 256);
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RtlZeroMemory(&Srb,
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sizeof(SCSI_REQUEST_BLOCK));
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Srb.Function = SRB_FUNCTION_EXECUTE_SCSI;
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Srb.DataTransferLength = 256;
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Srb.Cdb[0] = SCSIOP_INQUIRY;
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for (Bus = 0; Bus < AdapterInfo->NumberOfBuses; Bus++)
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{
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Srb.PathId = Bus;
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AdapterInfo->BusData[Bus].InitiatorBusId = 0; /* ? */
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AdapterInfo->BusData[Bus].InquiryDataOffset =
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(ULONG)((PUCHAR)UnitInfo - (PUCHAR)AdapterInfo);
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PrevUnit = NULL;
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UnitCount = 0;
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for (Target = 0; Target < DeviceExtension->PortConfig.MaximumNumberOfTargets; Target++)
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{
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Srb.TargetId = Target;
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Srb.Lun = 0;
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Result = DeviceExtension->HwStartIo(&DeviceExtension->MiniPortDeviceExtension,
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&Srb);
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if (Result == TRUE)
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{
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UnitInfo->PathId = Bus;
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UnitInfo->TargetId = Target;
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UnitInfo->Lun = 0;
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UnitInfo->InquiryDataLength = INQUIRYDATABUFFERSIZE;
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memcpy(&UnitInfo->InquiryData,
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Srb.DataBuffer,
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INQUIRYDATABUFFERSIZE);
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if (PrevUnit != NULL)
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PrevUnit->NextInquiryDataOffset = (ULONG)((PUCHAR)UnitInfo-(PUCHAR)AdapterInfo);
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PrevUnit = UnitInfo;
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UnitInfo = (PSCSI_INQUIRY_DATA)((PUCHAR)UnitInfo + sizeof(SCSI_INQUIRY_DATA)+INQUIRYDATABUFFERSIZE-1);
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UnitCount++;
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}
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}
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AdapterInfo->BusData[Bus].NumberOfLogicalUnits = UnitCount;
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}
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DataSize = (ULONG)((PUCHAR)UnitInfo-(PUCHAR)AdapterInfo);
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ExFreePool(Srb.DataBuffer);
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/* copy inquiry data to the port driver's device extension */
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DeviceExtension->PortBusInfoSize = DataSize;
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DeviceExtension->PortBusInfo = ExAllocatePool(NonPagedPool,
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DataSize);
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memcpy(DeviceExtension->PortBusInfo,
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AdapterInfo,
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DataSize);
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}
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else
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{
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memcpy(Irp->AssociatedIrp.SystemBuffer,
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DeviceExtension->PortBusInfo,
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DeviceExtension->PortBusInfoSize);
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}
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DPRINT("BufferSize: %lu\n", DeviceExtension->PortBusInfoSize);
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DPRINT1("BufferSize: %lu\n", DeviceExtension->PortBusInfoSize);
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Irp->IoStatus.Information = DeviceExtension->PortBusInfoSize;
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}
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break;
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@ -1079,19 +1002,30 @@ ScsiPortStartIo(IN PDEVICE_OBJECT DeviceObject,
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Srb = IrpStack->Parameters.Scsi.Srb;
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DPRINT("DeviceExtension %p\n", DeviceExtension);
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DPRINT("DeviceExtension->ControllerObject %p\n", DeviceExtension->ControllerObject);
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Irp->IoStatus.Status = STATUS_SUCCESS;
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Irp->IoStatus.Information = Srb->DataTransferLength;
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IoMarkIrpPending(Irp);
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KeRaiseIrql(DISPATCH_LEVEL,
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&OldIrql);
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IoAllocateController(DeviceExtension->ControllerObject,
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DeviceObject,
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ScsiPortAllocateController,
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Irp);
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KeLowerIrql(OldIrql);
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DeviceExtension->CurrentIrp = Irp;
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if (!KeSynchronizeExecution(DeviceExtension->Interrupt,
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ScsiPortStartController,
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DeviceExtension))
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{
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DPRINT1("Synchronization failed!\n");
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Irp->IoStatus.Status = STATUS_NOT_SUPPORTED;
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Irp->IoStatus.Information = 0;
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IoCompleteRequest(Irp,
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IO_NO_INCREMENT);
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IoStartNextPacket(DeviceObject,
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FALSE);
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}
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if (DeviceExtension->IrpFlags | IRP_FLAG_COMPLETE)
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IoCompleteRequest(Irp, IO_NO_INCREMENT);
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if (DeviceExtension->IrpFlags | IRP_FLAG_NEXT)
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IoStartNextPacket(DeviceObject, FALSE);
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}
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break;
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@ -1108,47 +1042,18 @@ ScsiPortStartIo(IN PDEVICE_OBJECT DeviceObject,
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}
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static IO_ALLOCATION_ACTION STDCALL
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ScsiPortAllocateController(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN PVOID MapRegisterBase,
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IN PVOID Context)
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{
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PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
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PSCSI_PORT_CONTROLLER_EXTENSION ControllerExtension;
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DPRINT("ScsiPortAllocateController() called\n");
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DeviceExtension = (PSCSI_PORT_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
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ControllerExtension = (PSCSI_PORT_CONTROLLER_EXTENSION)
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DeviceExtension->ControllerObject->ControllerExtension;
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ControllerExtension->CurrentIrp = Irp;
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ControllerExtension->Retries = 0;
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return(KeSynchronizeExecution(ControllerExtension->Interrupt,
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ScsiPortStartController,
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DeviceExtension) ? KeepObject :
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DeallocateObject);
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}
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static BOOLEAN STDCALL
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ScsiPortStartController(IN OUT PVOID Context)
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{
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PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
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PSCSI_PORT_CONTROLLER_EXTENSION ControllerExtension;
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PIO_STACK_LOCATION IrpStack;
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PSCSI_REQUEST_BLOCK Srb;
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DPRINT("ScsiPortStartController() called\n");
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DPRINT1("ScsiPortStartController() called\n");
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DeviceExtension = (PSCSI_PORT_DEVICE_EXTENSION) Context;
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ControllerExtension = (PSCSI_PORT_CONTROLLER_EXTENSION)
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DeviceExtension->ControllerObject->ControllerExtension;
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ControllerExtension->OperationInProgress = TRUE;
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ControllerExtension->DeviceForOperation = DeviceExtension;
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DeviceExtension = (PSCSI_PORT_DEVICE_EXTENSION)Context;
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IrpStack = IoGetCurrentIrpStackLocation(ControllerExtension->CurrentIrp);
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IrpStack = IoGetCurrentIrpStackLocation(DeviceExtension->CurrentIrp);
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Srb = IrpStack->Parameters.Scsi.Srb;
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return(DeviceExtension->HwStartIo(&DeviceExtension->MiniPortDeviceExtension,
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@ -1185,8 +1090,6 @@ ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
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IN PSCSI_PORT_DEVICE_EXTENSION PseudoDeviceExtension,
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IN ULONG PortNumber)
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{
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PSCSI_PORT_CONTROLLER_EXTENSION ControllerExtension;
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PCONTROLLER_OBJECT ControllerObject;
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PSCSI_PORT_DEVICE_EXTENSION PortDeviceExtension;
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PDEVICE_OBJECT PortDeviceObject;
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WCHAR NameBuffer[80];
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@ -1202,7 +1105,7 @@ ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
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KAFFINITY Affinity;
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#endif
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DPRINT("ScsiPortCreatePortDevice() called\n");
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DPRINT1("ScsiPortCreatePortDevice() called\n");
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#if 0
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MappedIrq = HalGetInterruptVector(PseudoDeviceExtension->PortConfig.AdapterInterfaceType,
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@ -1213,47 +1116,6 @@ ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
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&Affinity);
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#endif
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ControllerObject = IoCreateController(sizeof(SCSI_PORT_CONTROLLER_EXTENSION));
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if (ControllerObject == NULL)
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{
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DbgPrint("Could not create controller object for port %d\n",
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PortNumber);
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return(STATUS_NO_SUCH_DEVICE);
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}
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/* Fill out Controller extension data */
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ControllerExtension = (PSCSI_PORT_CONTROLLER_EXTENSION)
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ControllerObject->ControllerExtension;
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ControllerExtension->ControllerObject = ControllerObject;
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ControllerExtension->Number = PortNumber;
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ControllerExtension->Vector = PseudoDeviceExtension->PortConfig.BusInterruptVector;
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ControllerExtension->DMASupported = FALSE;
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ControllerExtension->ControllerInterruptBug = FALSE;
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ControllerExtension->OperationInProgress = FALSE;
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/* Initialize the spin lock in the controller extension */
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KeInitializeSpinLock(&ControllerExtension->SpinLock);
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/* Register an interrupt handler for this controller */
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Status = IoConnectInterrupt(&ControllerExtension->Interrupt,
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ScsiPortIsr,
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ControllerExtension,
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&ControllerExtension->SpinLock,
|
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PseudoDeviceExtension->PortConfig.BusInterruptVector, // MappedIrq,
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PseudoDeviceExtension->PortConfig.BusInterruptLevel, // Dirql,
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15, //Dirql,
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PseudoDeviceExtension->PortConfig.InterruptMode,
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FALSE,
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0xFFFF, //Affinity,
|
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FALSE);
|
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if (!NT_SUCCESS(Status))
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{
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DbgPrint("Could not Connect Interrupt %d\n",
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ControllerExtension->Vector);
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IoDeleteController (ControllerObject);
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return(Status);
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}
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/* Create a unicode device name */
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swprintf(NameBuffer,
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L"\\Device\\ScsiPort%lu",
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|
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@ -1274,8 +1136,6 @@ ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
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if (!NT_SUCCESS(Status))
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{
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DbgPrint("IoCreateDevice call failed! (Status 0x%lX)\n", Status);
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IoDisconnectInterrupt(ControllerExtension->Interrupt);
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IoDeleteController(ControllerObject);
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return(Status);
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}
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|
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@ -1301,29 +1161,53 @@ ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
|
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PseudoDeviceExtension->PortConfig.AccessRanges,
|
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AccessRangeSize);
|
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|
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/* Store pointers to controller object and port device object */
|
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PortDeviceExtension->ControllerObject = ControllerObject;
|
||||
PortDeviceExtension->DeviceObject = PortDeviceObject;
|
||||
ControllerExtension->PortDeviceObject = PortDeviceObject;
|
||||
|
||||
|
||||
/* Initialize the spin lock in the controller extension */
|
||||
KeInitializeSpinLock(&PortDeviceExtension->SpinLock);
|
||||
|
||||
/* Register an interrupt handler for this device */
|
||||
Status = IoConnectInterrupt(&PortDeviceExtension->Interrupt,
|
||||
ScsiPortIsr,
|
||||
PortDeviceExtension,
|
||||
&PortDeviceExtension->SpinLock,
|
||||
PortDeviceExtension->PortConfig.BusInterruptVector, // MappedIrq,
|
||||
PortDeviceExtension->PortConfig.BusInterruptLevel, // Dirql,
|
||||
15, //Dirql,
|
||||
PortDeviceExtension->PortConfig.InterruptMode,
|
||||
FALSE,
|
||||
0xFFFF, //Affinity,
|
||||
FALSE);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DbgPrint("Could not Connect Interrupt %d\n",
|
||||
PortDeviceExtension->PortConfig.BusInterruptVector);
|
||||
return(Status);
|
||||
}
|
||||
|
||||
/* Initialize the DPC object here */
|
||||
IoInitializeDpcRequest(ControllerExtension->PortDeviceObject,
|
||||
IoInitializeDpcRequest(PortDeviceExtension->DeviceObject,
|
||||
ScsiPortDpcForIsr);
|
||||
|
||||
/*
|
||||
* Initialize the controller timer here
|
||||
* (since it has to be tied to a device)
|
||||
*/
|
||||
ControllerExtension->TimerState = IDETimerIdle;
|
||||
ControllerExtension->TimerCount = 0;
|
||||
IoInitializeTimer(ControllerExtension->PortDeviceObject,
|
||||
PortDeviceExtension->TimerState = IDETimerIdle;
|
||||
PortDeviceExtension->TimerCount = 0;
|
||||
IoInitializeTimer(PortDeviceExtension->DeviceObject,
|
||||
ScsiPortIoTimer,
|
||||
ControllerExtension);
|
||||
PortDeviceExtension);
|
||||
|
||||
/* Initialize inquiry data */
|
||||
PortDeviceExtension->PortBusInfoSize = 0;
|
||||
PortDeviceExtension->PortBusInfo = NULL;
|
||||
|
||||
DPRINT1("DeviceExtension %p\n", PortDeviceExtension);
|
||||
ScsiPortInquire(PortDeviceExtension);
|
||||
|
||||
|
||||
/* FIXME: Copy more configuration data? */
|
||||
|
||||
/* Create the dos device */
|
||||
|
|
@ -1340,18 +1224,101 @@ ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
|
|||
}
|
||||
|
||||
|
||||
static VOID
|
||||
ScsiPortInquire(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
|
||||
{
|
||||
PSCSI_ADAPTER_BUS_INFO AdapterInfo;
|
||||
PSCSI_INQUIRY_DATA UnitInfo, PrevUnit;
|
||||
SCSI_REQUEST_BLOCK Srb;
|
||||
ULONG Bus;
|
||||
ULONG Target;
|
||||
ULONG UnitCount;
|
||||
ULONG DataSize;
|
||||
BOOLEAN Result;
|
||||
|
||||
DPRINT1("ScsiPortInquire() called\n");
|
||||
|
||||
DeviceExtension->Initializing = TRUE;
|
||||
|
||||
/* Copy inquiry data to the port device extension */
|
||||
AdapterInfo =(PSCSI_ADAPTER_BUS_INFO)ExAllocatePool(NonPagedPool, 4096);
|
||||
AdapterInfo->NumberOfBuses = DeviceExtension->PortConfig.NumberOfBuses;
|
||||
|
||||
UnitInfo = (PSCSI_INQUIRY_DATA)
|
||||
((PUCHAR)AdapterInfo + sizeof(SCSI_ADAPTER_BUS_INFO) +
|
||||
(sizeof(SCSI_BUS_DATA) * (AdapterInfo->NumberOfBuses - 1)));
|
||||
|
||||
Srb.DataBuffer = ExAllocatePool(NonPagedPool, 256);
|
||||
RtlZeroMemory(&Srb,
|
||||
sizeof(SCSI_REQUEST_BLOCK));
|
||||
Srb.Function = SRB_FUNCTION_EXECUTE_SCSI;
|
||||
Srb.DataTransferLength = 256;
|
||||
Srb.Cdb[0] = SCSIOP_INQUIRY;
|
||||
|
||||
for (Bus = 0; Bus < AdapterInfo->NumberOfBuses; Bus++)
|
||||
{
|
||||
Srb.PathId = Bus;
|
||||
|
||||
AdapterInfo->BusData[Bus].InitiatorBusId = 0; /* ? */
|
||||
AdapterInfo->BusData[Bus].InquiryDataOffset =
|
||||
(ULONG)((PUCHAR)UnitInfo - (PUCHAR)AdapterInfo);
|
||||
|
||||
PrevUnit = NULL;
|
||||
UnitCount = 0;
|
||||
|
||||
for (Target = 0; Target < DeviceExtension->PortConfig.MaximumNumberOfTargets; Target++)
|
||||
{
|
||||
Srb.TargetId = Target;
|
||||
Srb.Lun = 0;
|
||||
|
||||
Result = DeviceExtension->HwStartIo(&DeviceExtension->MiniPortDeviceExtension,
|
||||
&Srb);
|
||||
if (Result == TRUE)
|
||||
{
|
||||
UnitInfo->PathId = Bus;
|
||||
UnitInfo->TargetId = Target;
|
||||
UnitInfo->Lun = 0;
|
||||
UnitInfo->InquiryDataLength = INQUIRYDATABUFFERSIZE;
|
||||
memcpy(&UnitInfo->InquiryData,
|
||||
Srb.DataBuffer,
|
||||
INQUIRYDATABUFFERSIZE);
|
||||
if (PrevUnit != NULL)
|
||||
PrevUnit->NextInquiryDataOffset = (ULONG)((PUCHAR)UnitInfo-(PUCHAR)AdapterInfo);
|
||||
PrevUnit = UnitInfo;
|
||||
UnitInfo = (PSCSI_INQUIRY_DATA)((PUCHAR)UnitInfo + sizeof(SCSI_INQUIRY_DATA)+INQUIRYDATABUFFERSIZE-1);
|
||||
UnitCount++;
|
||||
}
|
||||
}
|
||||
AdapterInfo->BusData[Bus].NumberOfLogicalUnits = UnitCount;
|
||||
}
|
||||
DataSize = (ULONG)((PUCHAR)UnitInfo-(PUCHAR)AdapterInfo);
|
||||
|
||||
ExFreePool(Srb.DataBuffer);
|
||||
|
||||
DeviceExtension->Initializing = FALSE;
|
||||
|
||||
/* copy inquiry data to the port driver's device extension */
|
||||
DeviceExtension->PortBusInfoSize = DataSize;
|
||||
DeviceExtension->PortBusInfo = ExAllocatePool(NonPagedPool,
|
||||
DataSize);
|
||||
memcpy(DeviceExtension->PortBusInfo,
|
||||
AdapterInfo,
|
||||
DataSize);
|
||||
|
||||
ExFreePool(AdapterInfo);
|
||||
}
|
||||
|
||||
|
||||
static BOOLEAN STDCALL
|
||||
ScsiPortIsr(IN PKINTERRUPT Interrupt,
|
||||
IN PVOID ServiceContext)
|
||||
{
|
||||
PSCSI_PORT_CONTROLLER_EXTENSION ControllerExtension;
|
||||
PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
|
||||
BOOLEAN Result;
|
||||
|
||||
DPRINT1("ScsiPortIsr() called!\n");
|
||||
|
||||
ControllerExtension = (PSCSI_PORT_CONTROLLER_EXTENSION)ServiceContext;
|
||||
DeviceExtension = ControllerExtension->DeviceForOperation;
|
||||
DeviceExtension = (PSCSI_PORT_DEVICE_EXTENSION)ServiceContext;
|
||||
|
||||
Result = DeviceExtension->HwInterrupt(&DeviceExtension->MiniPortDeviceExtension);
|
||||
if (Result == FALSE)
|
||||
|
|
@ -1359,9 +1326,9 @@ ScsiPortIsr(IN PKINTERRUPT Interrupt,
|
|||
return(FALSE);
|
||||
}
|
||||
|
||||
IoRequestDpc(ControllerExtension->PortDeviceObject,
|
||||
ControllerExtension->CurrentIrp,
|
||||
ControllerExtension);
|
||||
IoRequestDpc(DeviceExtension->DeviceObject,
|
||||
DeviceExtension->CurrentIrp,
|
||||
DeviceExtension);
|
||||
|
||||
return(TRUE);
|
||||
}
|
||||
|
|
@ -1384,8 +1351,21 @@ ScsiPortDpcForIsr(IN PKDPC Dpc,
|
|||
IN PIRP DpcIrp,
|
||||
IN PVOID DpcContext)
|
||||
{
|
||||
PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
|
||||
|
||||
DPRINT1("ScsiPortDpcForIsr()\n");
|
||||
ScsiPortFinishOperation((PSCSI_PORT_CONTROLLER_EXTENSION) DpcContext);
|
||||
|
||||
DeviceExtension = (PSCSI_PORT_DEVICE_EXTENSION)DpcContext;
|
||||
|
||||
DeviceExtension->CurrentIrp = NULL;
|
||||
|
||||
DpcIrp->IoStatus.Information = 0;
|
||||
DpcIrp->IoStatus.Status = STATUS_SUCCESS;
|
||||
|
||||
IoCompleteRequest(DpcIrp,
|
||||
IO_NO_INCREMENT);
|
||||
IoStartNextPacket(DpcDeviceObject,
|
||||
FALSE);
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1404,47 +1384,7 @@ static VOID STDCALL
|
|||
ScsiPortIoTimer(PDEVICE_OBJECT DeviceObject,
|
||||
PVOID Context)
|
||||
{
|
||||
DPRINT("ScsiPortIoTimer()\n");
|
||||
}
|
||||
|
||||
|
||||
|
||||
static VOID
|
||||
ScsiPortFinishOperation(PSCSI_PORT_CONTROLLER_EXTENSION ControllerExtension)
|
||||
{
|
||||
PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
|
||||
PIRP Irp;
|
||||
ULONG Operation;
|
||||
|
||||
DPRINT1("ScsiPortFinishOperation()\n");
|
||||
|
||||
DeviceExtension = ControllerExtension->DeviceForOperation;
|
||||
Irp = ControllerExtension->CurrentIrp;
|
||||
// Operation = DeviceExtension->Operation;
|
||||
ControllerExtension->OperationInProgress = FALSE;
|
||||
ControllerExtension->DeviceForOperation = NULL;
|
||||
ControllerExtension->CurrentIrp = NULL;
|
||||
|
||||
/* Deallocate the controller */
|
||||
IoFreeController(DeviceExtension->ControllerObject);
|
||||
|
||||
/* Issue completion of the current packet */
|
||||
IoCompleteRequest(Irp,
|
||||
IO_DISK_INCREMENT);
|
||||
|
||||
/* Start the next packet */
|
||||
IoStartNextPacket(DeviceExtension->DeviceObject,
|
||||
FALSE);
|
||||
|
||||
#if 0
|
||||
/* Flush cache if necessary */
|
||||
if (Operation == IRP_MJ_READ)
|
||||
{
|
||||
KeFlushIoBuffers(Irp->MdlAddress,
|
||||
TRUE,
|
||||
FALSE);
|
||||
}
|
||||
#endif
|
||||
DPRINT1("ScsiPortIoTimer()\n");
|
||||
}
|
||||
|
||||
/* EOF */
|
||||
|
|
|
|||
Loading…
Reference in a new issue