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219 lines
7.4 KiB
C
219 lines
7.4 KiB
C
////////////////////////////////////////////////////////////////////
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// Copyright (C) Alexander Telyatnikov, Ivan Keliukh, Yegor Anchishkin, SKIF Software, 1999-2013. Kiev, Ukraine
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// All rights reserved
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// This file was released under the GPLv2 on June 2015.
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////////////////////////////////////////////////////////////////////
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/*
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Module Name:
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scsi_port.h
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Abstract:
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This is the include file that defines all constants and types for
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accessing the SCSI port adapters.
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Environment:
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kernel mode only
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*/
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#ifndef __SCSI_PORT_H__
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#define __SCSI_PORT_H__
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#include "srb.h"
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#ifdef SCSIPORT_API
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#undef SCSIPORT_API
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#endif
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// Device Name - this string is the name of the device. It is the name
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// that should be passed to NtOpenFile when accessing the device.
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//
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// Note: For devices that support multiple units, it should be suffixed
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// with the Ascii representation of the unit number.
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#define IOCTL_SCSI_BASE FILE_DEVICE_CONTROLLER
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#define DD_SCSI_DEVICE_NAME "\\Device\\ScsiPort"
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// NtDeviceIoControlFile IoControlCode values for this device.
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//
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// Warning: Remember that the low two bits of the code specify how the
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// buffers are passed to the driver!
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#define IOCTL_SCSI_PASS_THROUGH CTL_CODE(IOCTL_SCSI_BASE, 0x0401, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define IOCTL_SCSI_MINIPORT CTL_CODE(IOCTL_SCSI_BASE, 0x0402, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define IOCTL_SCSI_GET_INQUIRY_DATA CTL_CODE(IOCTL_SCSI_BASE, 0x0403, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_SCSI_GET_CAPABILITIES CTL_CODE(IOCTL_SCSI_BASE, 0x0404, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_SCSI_PASS_THROUGH_DIRECT CTL_CODE(IOCTL_SCSI_BASE, 0x0405, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define IOCTL_SCSI_GET_ADDRESS CTL_CODE(IOCTL_SCSI_BASE, 0x0406, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_SCSI_RESCAN_BUS CTL_CODE(IOCTL_SCSI_BASE, 0x0407, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_SCSI_GET_DUMP_POINTERS CTL_CODE(IOCTL_SCSI_BASE, 0x0408, METHOD_BUFFERED, FILE_ANY_ACCESS)
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// Define the SCSI pass through structure.
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typedef struct _SCSI_PASS_THROUGH {
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USHORT Length;
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UCHAR ScsiStatus;
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UCHAR PathId;
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UCHAR TargetId;
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UCHAR Lun;
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UCHAR CdbLength;
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UCHAR SenseInfoLength;
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UCHAR DataIn;
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ULONG DataTransferLength;
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ULONG TimeOutValue;
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ULONG DataBufferOffset;
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ULONG SenseInfoOffset;
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UCHAR Cdb[16];
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}SCSI_PASS_THROUGH, *PSCSI_PASS_THROUGH;
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// Define the SCSI pass through direct structure.
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typedef struct _SCSI_PASS_THROUGH_DIRECT {
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USHORT Length;
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UCHAR ScsiStatus;
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UCHAR PathId;
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UCHAR TargetId;
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UCHAR Lun;
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UCHAR CdbLength;
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UCHAR SenseInfoLength;
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UCHAR DataIn;
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ULONG DataTransferLength;
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ULONG TimeOutValue;
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PVOID DataBuffer;
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ULONG SenseInfoOffset;
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UCHAR Cdb[16];
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}SCSI_PASS_THROUGH_DIRECT, *PSCSI_PASS_THROUGH_DIRECT;
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// Define SCSI information.
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// Used with the IOCTL_SCSI_GET_INQUIRY_DATA IOCTL.
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typedef struct _SCSI_BUS_DATA {
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UCHAR NumberOfLogicalUnits;
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UCHAR InitiatorBusId;
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ULONG InquiryDataOffset;
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}SCSI_BUS_DATA, *PSCSI_BUS_DATA;
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// Define SCSI adapter bus information structure..
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// Used with the IOCTL_SCSI_GET_INQUIRY_DATA IOCTL.
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typedef struct _SCSI_ADAPTER_BUS_INFO {
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UCHAR NumberOfBuses;
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SCSI_BUS_DATA BusData[1];
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} SCSI_ADAPTER_BUS_INFO, *PSCSI_ADAPTER_BUS_INFO;
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// Define SCSI adapter bus information.
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// Used with the IOCTL_SCSI_GET_INQUIRY_DATA IOCTL.
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typedef struct _SCSI_INQUIRY_DATA {
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UCHAR PathId;
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UCHAR TargetId;
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UCHAR Lun;
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BOOLEAN DeviceClaimed;
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ULONG InquiryDataLength;
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ULONG NextInquiryDataOffset;
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UCHAR InquiryData[1];
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}SCSI_INQUIRY_DATA, *PSCSI_INQUIRY_DATA;
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// Define header for I/O control SRB.
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typedef struct _SRB_IO_CONTROL {
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ULONG HeaderLength;
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UCHAR Signature[8];
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ULONG Timeout;
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ULONG ControlCode;
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ULONG ReturnCode;
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ULONG Length;
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} SRB_IO_CONTROL, *PSRB_IO_CONTROL;
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// SCSI port driver capabilities structure.
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typedef struct _IO_SCSI_CAPABILITIES {
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ULONG Length; // Length of this structure
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ULONG MaximumTransferLength; // Maximum transfer size in single SRB (obsolete)
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ULONG MaximumPhysicalPages; // Maximum number of physical pages per data buffer
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ULONG SupportedAsynchronousEvents; // Async calls from port to class
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ULONG AlignmentMask; // Alignment mask for data transfers.
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BOOLEAN TaggedQueuing; // Supports tagged queuing
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BOOLEAN AdapterScansDown; // Host adapter scans down for bios devices.
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BOOLEAN AdapterUsesPio; // The host adapter uses programmed I/O.
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} IO_SCSI_CAPABILITIES, *PIO_SCSI_CAPABILITIES;
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typedef struct _SCSI_ADDRESS {
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ULONG Length;
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UCHAR PortNumber;
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UCHAR PathId;
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UCHAR TargetId;
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UCHAR Lun;
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}SCSI_ADDRESS, *PSCSI_ADDRESS;
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// Define structure for returning crash dump pointers.
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struct _ADAPTER_OBJECT;
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typedef struct _DUMP_POINTERS {
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struct _ADAPTER_OBJECT *AdapterObject;
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PVOID MappedRegisterBase;
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PVOID PortConfiguration;
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PVOID CommonBufferVa;
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LARGE_INTEGER CommonBufferPa;
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ULONG CommonBufferSize;
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} DUMP_POINTERS, *PDUMP_POINTERS;
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// Define values for pass-through DataIn field.
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#define SCSI_IOCTL_DATA_OUT 0
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#define SCSI_IOCTL_DATA_IN 1
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#define SCSI_IOCTL_DATA_UNSPECIFIED 2
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#define CLASS_SPECIAL_CAUSE_NOT_REPORTABLE_HACK 0x00000020
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#define SCSIPORT_API
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#ifndef USER_MODE
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extern NTSTATUS ScsiClassGetInquiryData(IN PDEVICE_OBJECT PortDeviceObject,
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IN PSCSI_ADAPTER_BUS_INFO *ConfigInfo);
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extern NTSTATUS ScsiClassReadDeviceInquiryData(IN PDEVICE_OBJECT DeviceObject,
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IN BOOLEAN DirectAccess);
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extern NTSTATUS ScsiClassReadDriveCapacity(IN PDEVICE_OBJECT DeviceObject);
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#ifndef CDRW_W32
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// Class dll routines called by class drivers
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extern NTSTATUS ScsiClassGetCapabilities(IN PDEVICE_OBJECT PortDeviceObject,
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OUT PIO_SCSI_CAPABILITIES *PortCapabilities);
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extern NTSTATUS ScsiClassGetAddress(IN PDEVICE_OBJECT ClassDeviceObject,
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OUT PSCSI_ADDRESS Address);
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extern VOID ScsiClassReleaseQueue(IN PDEVICE_OBJECT DeviceObject);
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extern NTSTATUS ScsiClassRemoveDevice(IN PDEVICE_OBJECT PortDeviceObject, IN UCHAR PathId,
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IN UCHAR TargetId, IN UCHAR Lun);
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extern NTSTATUS ScsiClassClaimDevice(IN PDEVICE_OBJECT PortDeviceObject,
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IN PSCSI_INQUIRY_DATA LunInfo, IN BOOLEAN Release,
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OUT PDEVICE_OBJECT *NewPortDeviceObject OPTIONAL);
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extern NTSTATUS ScsiClassInternalIoControl (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp);
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extern NTSTATUS ScsiClassIoCompletion(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp,
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IN PVOID Context);
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extern NTSTATUS ScsiClassSendSrbSynchronous(IN PDEVICE_OBJECT TargetDeviceObject,
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IN PSCSI_REQUEST_BLOCK _srb,
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IN PKEVENT event);
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#endif //CDRW_W32
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extern VOID ScsiClassInitSrbBusAddr(PSCSI_REQUEST_BLOCK Srb,
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PVOID DeviceExtension);
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extern NTSTATUS
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DbgWaitForSingleObject_(
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IN PVOID Object,
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IN PLARGE_INTEGER Timeout OPTIONAL
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);
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#endif //USER_MODE
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#endif //__SCSI_PORT_H__
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