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/*++ BUILD Version: 0001 // Increment this if a change has global effects
Copyright (c) 1990-1993 Microsoft Corporation
Module Name:
ntddscsi.h
Abstract:
This is the include file that defines all constants and types for
accessing the SCSI port adapters.
Author:
Jeff Havens
Revision History:
--*/
#ifndef _NTDDSCSIH_
#define _NTDDSCSIH_
//
// Device Name - this string is the name of the device. It is the name
// that should be passed to NtOpenFile when accessing the device.
//
// Note: For devices that support multiple units, it should be suffixed
// with the Ascii representation of the unit number.
//
#define IOCTL_SCSI_BASE FILE_DEVICE_CONTROLLER
#define DD_SCSI_DEVICE_NAME "\\Device\\ScsiPort"
//
// NtDeviceIoControlFile IoControlCode values for this device.
//
// Warning: Remember that the low two bits of the code specify how the
// buffers are passed to the driver!
//
#define IOCTL_SCSI_PASS_THROUGH CTL_CODE(IOCTL_SCSI_BASE, 0x0401, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define IOCTL_SCSI_MINIPORT CTL_CODE(IOCTL_SCSI_BASE, 0x0402, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define IOCTL_SCSI_GET_INQUIRY_DATA CTL_CODE(IOCTL_SCSI_BASE, 0x0403, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_SCSI_GET_CAPABILITIES CTL_CODE(IOCTL_SCSI_BASE, 0x0404, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_SCSI_PASS_THROUGH_DIRECT CTL_CODE(IOCTL_SCSI_BASE, 0x0405, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define IOCTL_SCSI_GET_ADDRESS CTL_CODE(IOCTL_SCSI_BASE, 0x0406, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_SCSI_RESCAN_BUS CTL_CODE(IOCTL_SCSI_BASE, 0x0407, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_SCSI_GET_DUMP_POINTERS CTL_CODE(IOCTL_SCSI_BASE, 0x0408, METHOD_BUFFERED, FILE_ANY_ACCESS)
//
// Define the SCSI pass through structure.
//
typedef struct _SCSI_PASS_THROUGH {
USHORT Length;
UCHAR ScsiStatus;
UCHAR PathId;
UCHAR TargetId;
UCHAR Lun;
UCHAR CdbLength;
UCHAR SenseInfoLength;
UCHAR DataIn;
ULONG DataTransferLength;
ULONG TimeOutValue;
ULONG DataBufferOffset;
ULONG SenseInfoOffset;
UCHAR Cdb[16];
}SCSI_PASS_THROUGH, *PSCSI_PASS_THROUGH;
//
// Define the SCSI pass through direct structure.
//
typedef struct _SCSI_PASS_THROUGH_DIRECT {
USHORT Length;
UCHAR ScsiStatus;
UCHAR PathId;
UCHAR TargetId;
UCHAR Lun;
UCHAR CdbLength;
UCHAR SenseInfoLength;
UCHAR DataIn;
ULONG DataTransferLength;
ULONG TimeOutValue;
PVOID DataBuffer;
ULONG SenseInfoOffset;
UCHAR Cdb[16];
}SCSI_PASS_THROUGH_DIRECT, *PSCSI_PASS_THROUGH_DIRECT;
//
// Define SCSI information.
// Used with the IOCTL_SCSI_GET_INQUIRY_DATA IOCTL.
//
typedef struct _SCSI_BUS_DATA {
UCHAR NumberOfLogicalUnits;
UCHAR InitiatorBusId;
ULONG InquiryDataOffset;
}SCSI_BUS_DATA, *PSCSI_BUS_DATA;
//
// Define SCSI adapter bus information structure..
// Used with the IOCTL_SCSI_GET_INQUIRY_DATA IOCTL.
//
typedef struct _SCSI_ADAPTER_BUS_INFO {
UCHAR NumberOfBuses;
SCSI_BUS_DATA BusData[1];
} SCSI_ADAPTER_BUS_INFO, *PSCSI_ADAPTER_BUS_INFO;
//
// Define SCSI adapter bus information.
// Used with the IOCTL_SCSI_GET_INQUIRY_DATA IOCTL.
//
typedef struct _SCSI_INQUIRY_DATA {
UCHAR PathId;
UCHAR TargetId;
UCHAR Lun;
BOOLEAN DeviceClaimed;
ULONG InquiryDataLength;
ULONG NextInquiryDataOffset;
UCHAR InquiryData[1];
}SCSI_INQUIRY_DATA, *PSCSI_INQUIRY_DATA;
//
// Define header for I/O control SRB.
//
typedef struct _SRB_IO_CONTROL {
ULONG HeaderLength;
UCHAR Signature[8];
ULONG Timeout;
ULONG ControlCode;
ULONG ReturnCode;
ULONG Length;
} SRB_IO_CONTROL, *PSRB_IO_CONTROL;
//
// SCSI port driver capabilities structure.
//
typedef struct _IO_SCSI_CAPABILITIES {
//
// Length of this structure
//
ULONG Length;
//
// Maximum transfer size in single SRB
//
ULONG MaximumTransferLength;
//
// Maximum number of physical pages per data buffer
//
ULONG MaximumPhysicalPages;
//
// Async calls from port to class
//
ULONG SupportedAsynchronousEvents;
//
// Alignment mask for data transfers.
//
ULONG AlignmentMask;
//
// Supports tagged queuing
//
BOOLEAN TaggedQueuing;
//
// Host adapter scans down for bios devices.
//
BOOLEAN AdapterScansDown;
//
// The host adapter uses programmed I/O.
//
BOOLEAN AdapterUsesPio;
} IO_SCSI_CAPABILITIES, *PIO_SCSI_CAPABILITIES;
typedef struct _SCSI_ADDRESS {
ULONG Length;
UCHAR PortNumber;
UCHAR PathId;
UCHAR TargetId;
UCHAR Lun;
}SCSI_ADDRESS, *PSCSI_ADDRESS;
//
// Define structure for returning crash dump pointers.
//
struct _ADAPTER_OBJECT;
typedef struct _DUMP_POINTERS {
struct _ADAPTER_OBJECT *AdapterObject;
PVOID MappedRegisterBase;
PVOID PortConfiguration;
PVOID CommonBufferVa;
LARGE_INTEGER CommonBufferPa;
ULONG CommonBufferSize;
} DUMP_POINTERS, *PDUMP_POINTERS;
//
// Define values for pass-through DataIn field.
//
#define SCSI_IOCTL_DATA_OUT 0
#define SCSI_IOCTL_DATA_IN 1
#define SCSI_IOCTL_DATA_UNSPECIFIED 2
#endif
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