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- Change unclear flag name to a better one.
- Set needed flags in a few places (which I forgot to set) - this fixes the hang introduced by the previous commit. - Further code prettification. svn path=/trunk/; revision=26198
This commit is contained in:
Aleksey Bragin
parent
e2ab9cb060
commit
3d4fc31db6
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@ -638,54 +638,60 @@ ScsiPortInitialize(IN PVOID Argument1,
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IN struct _HW_INITIALIZATION_DATA *HwInitializationData,
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IN PVOID HwContext)
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{
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PDRIVER_OBJECT DriverObject = (PDRIVER_OBJECT)Argument1;
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// PUNICODE_STRING RegistryPath = (PUNICODE_STRING)Argument2;
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PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
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PCONFIGURATION_INFORMATION SystemConfig;
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PPORT_CONFIGURATION_INFORMATION PortConfig;
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ULONG DeviceExtensionSize;
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ULONG PortConfigSize;
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BOOLEAN Again;
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BOOLEAN DeviceFound = FALSE;
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ULONG i;
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ULONG Result;
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NTSTATUS Status;
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ULONG MaxBus;
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ULONG BusNumber;
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PCI_SLOT_NUMBER SlotNumber;
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PDRIVER_OBJECT DriverObject = (PDRIVER_OBJECT)Argument1;
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// PUNICODE_STRING RegistryPath = (PUNICODE_STRING)Argument2;
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PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
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PCONFIGURATION_INFORMATION SystemConfig;
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PPORT_CONFIGURATION_INFORMATION PortConfig;
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ULONG DeviceExtensionSize;
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ULONG PortConfigSize;
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BOOLEAN Again;
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BOOLEAN DeviceFound = FALSE;
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ULONG i;
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ULONG Result;
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NTSTATUS Status;
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ULONG MaxBus;
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ULONG BusNumber;
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PCI_SLOT_NUMBER SlotNumber;
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PDEVICE_OBJECT PortDeviceObject;
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WCHAR NameBuffer[80];
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UNICODE_STRING DeviceName;
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WCHAR DosNameBuffer[80];
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UNICODE_STRING DosDeviceName;
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PIO_SCSI_CAPABILITIES PortCapabilities;
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ULONG MappedIrq;
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KIRQL Dirql;
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KAFFINITY Affinity;
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PDEVICE_OBJECT PortDeviceObject;
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WCHAR NameBuffer[80];
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UNICODE_STRING DeviceName;
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WCHAR DosNameBuffer[80];
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UNICODE_STRING DosDeviceName;
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PIO_SCSI_CAPABILITIES PortCapabilities;
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ULONG MappedIrq;
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KIRQL Dirql;
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KAFFINITY Affinity;
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DPRINT ("ScsiPortInitialize() called!\n");
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DPRINT ("ScsiPortInitialize() called!\n");
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if ((HwInitializationData->HwInitialize == NULL) ||
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(HwInitializationData->HwStartIo == NULL) ||
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(HwInitializationData->HwInterrupt == NULL) ||
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(HwInitializationData->HwFindAdapter == NULL) ||
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(HwInitializationData->HwResetBus == NULL))
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return(STATUS_INVALID_PARAMETER);
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/* Check params for validity */
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if ((HwInitializationData->HwInitialize == NULL) ||
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(HwInitializationData->HwStartIo == NULL) ||
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(HwInitializationData->HwInterrupt == NULL) ||
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(HwInitializationData->HwFindAdapter == NULL) ||
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(HwInitializationData->HwResetBus == NULL))
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{
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return STATUS_INVALID_PARAMETER;
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}
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DriverObject->DriverStartIo = ScsiPortStartIo;
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DriverObject->MajorFunction[IRP_MJ_CREATE] = ScsiPortCreateClose;
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DriverObject->MajorFunction[IRP_MJ_CLOSE] = ScsiPortCreateClose;
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DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = ScsiPortDeviceControl;
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DriverObject->MajorFunction[IRP_MJ_SCSI] = ScsiPortDispatchScsi;
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/* Set handlers */
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DriverObject->DriverStartIo = ScsiPortStartIo;
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DriverObject->MajorFunction[IRP_MJ_CREATE] = ScsiPortCreateClose;
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DriverObject->MajorFunction[IRP_MJ_CLOSE] = ScsiPortCreateClose;
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DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = ScsiPortDeviceControl;
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DriverObject->MajorFunction[IRP_MJ_SCSI] = ScsiPortDispatchScsi;
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SystemConfig = IoGetConfigurationInformation();
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/* Obtain configuration information */
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SystemConfig = IoGetConfigurationInformation();
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DeviceExtensionSize = sizeof(SCSI_PORT_DEVICE_EXTENSION) +
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HwInitializationData->DeviceExtensionSize;
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PortConfigSize = sizeof(PORT_CONFIGURATION_INFORMATION) +
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HwInitializationData->NumberOfAccessRanges * sizeof(ACCESS_RANGE);
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/* Calculate sizes of DeviceExtension and PortConfig */
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DeviceExtensionSize = sizeof(SCSI_PORT_DEVICE_EXTENSION) +
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HwInitializationData->DeviceExtensionSize;
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PortConfigSize = sizeof(PORT_CONFIGURATION_INFORMATION) +
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HwInitializationData->NumberOfAccessRanges * sizeof(ACCESS_RANGE);
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MaxBus = (HwInitializationData->AdapterInterfaceType == PCIBus) ? 8 : 1;
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@ -762,7 +768,7 @@ ScsiPortInitialize(IN PVOID Argument1,
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/* Initialize the device timer */
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DeviceExtension->TimerState = IDETimerIdle;
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DeviceExtension->TimerCount = 0;
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DeviceExtension->TimerCount = -1;
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IoInitializeTimer (PortDeviceObject,
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ScsiPortIoTimer,
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DeviceExtension);
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@ -885,6 +891,9 @@ ScsiPortInitialize(IN PVOID Argument1,
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goto ByeBye;
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}
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/* Set flag that it's allowed to disconnect during this command */
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DeviceExtension->Flags |= SCSI_PORT_DISCONNECT_ALLOWED;
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/* Initialize counter of active requests (-1 means there are none) */
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DeviceExtension->ActiveRequestCounter = -1;
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@ -1187,6 +1196,9 @@ ScsiPortNotification(IN SCSI_NOTIFICATION_TYPE NotificationType,
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}
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va_end(ap);
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/* Request a DPC after we're done with the interrupt */
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DeviceExtension->InterruptData.Flags |= SCSI_PORT_NOTIFICATION_NEEDED;
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}
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@ -1836,7 +1848,7 @@ ScsiPortStartPacket(IN OUT PVOID Context)
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}
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/* Set the time out value */
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DeviceExtension->TimeOutCount = Srb->TimeOutValue;
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DeviceExtension->TimerCount = Srb->TimeOutValue;
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/* We are busy */
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DeviceExtension->Flags |= SCSI_PORT_DEVICE_BUSY;
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@ -1863,7 +1875,7 @@ ScsiPortStartPacket(IN OUT PVOID Context)
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if (Srb->SrbFlags & SRB_FLAGS_DISABLE_DISCONNECT)
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{
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/* It's a disconnect, so no more requests can go */
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DeviceExtension->Flags &= ~SCSI_PORT_DISCONNECT_IN_PROGRESS;
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DeviceExtension->Flags &= ~SCSI_PORT_DISCONNECT_ALLOWED;
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}
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LunExtension->Flags |= SCSI_PORT_LU_ACTIVE;
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@ -2051,6 +2063,7 @@ SpiSendInquiry (IN PDEVICE_OBJECT DeviceObject,
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/* Wait for it to complete */
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if (Status == STATUS_PENDING)
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{
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DPRINT("SpiSendInquiry(): Waiting for the driver to process request...\n");
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KeWaitForSingleObject(&Event,
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Executive,
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KernelMode,
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@ -2059,6 +2072,8 @@ SpiSendInquiry (IN PDEVICE_OBJECT DeviceObject,
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Status = IoStatusBlock.Status;
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}
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DPRINT("SpiSendInquiry(): Request processed by driver, status = 0x%08X\n", Status);
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if (SRB_STATUS(Srb.SrbStatus) == SRB_STATUS_SUCCESS)
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{
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/* All fine, copy data over */
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@ -2134,6 +2149,8 @@ SpiSendInquiry (IN PDEVICE_OBJECT DeviceObject,
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ExFreePool(InquiryBuffer);
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ExFreePool(SenseBuffer);
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DPRINT("SpiSendInquiry() done\n");
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return Status;
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}
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@ -26,7 +26,7 @@
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#define SCSI_PORT_NEXT_REQUEST_READY 0x0008
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#define SCSI_PORT_RESET 0x0080
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#define SCSI_PORT_RESET_REQUEST 0x0100
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#define SCSI_PORT_DISCONNECT_IN_PROGRESS 0x1000
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#define SCSI_PORT_DISCONNECT_ALLOWED 0x1000
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#define SCSI_PORT_DISABLE_INTERRUPTS 0x4000
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#define SCSI_PORT_SCAN_IN_PROGRESS 0x8000
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@ -142,7 +142,6 @@ typedef struct _SCSI_PORT_DEVICE_EXTENSION
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LONG ActiveRequestCounter;
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ULONG Flags;
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LONG TimeOutCount;
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KSPIN_LOCK IrpLock;
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KSPIN_LOCK SpinLock;
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