reactos/sdk/include/ddk/srb.h

/*
 * scsi.h
 *
 * Interface between SCSI miniport drivers and the SCSI port driver.
 *
 * This file is part of the w32api package.
 *
 * Contributors:
 *   Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
 *
 * THIS SOFTWARE IS NOT COPYRIGHTED
 *
 * This source code is offered for use in the public domain. You may
 * use, modify or distribute it freely.
 *
 * This code is distributed in the hope that it will be useful but
 * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
 * DISCLAIMED. This includes but is not limited to warranties of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 *
 */

#ifndef _NTSRB_
#define _NTSRB_

#ifdef __cplusplus
extern "C" {
#endif

/* NOTE: the current SCSI_MAXIMUM_TARGETS_PER_BUS is applicable
 * only on scsiport miniports. For storport miniports, the max
 * target supported is 255. */
#if (NTDDI_VERSION >= NTDDI_WIN8)
#define SCSI_MAXIMUM_BUSES_PER_ADAPTER    255
#endif
#define SCSI_MAXIMUM_TARGETS_PER_BUS      128
#define SCSI_MAXIMUM_LUNS_PER_TARGET      255
#define SCSI_MINIMUM_PHYSICAL_BREAKS      16
#define SCSI_MAXIMUM_PHYSICAL_BREAKS      255

/* These constants are for backward compatibility.
 * They used to be the maximum supported. */
#define SCSI_MAXIMUM_BUSES                8
#define SCSI_MAXIMUM_TARGETS              8
#define SCSI_MAXIMUM_LOGICAL_UNITS        8

/* PORT_CONFIGURATION_INFORMATION.Dma64BitAddresses constants */
#define SCSI_DMA64_MINIPORT_SUPPORTED            0x01
#define SCSI_DMA64_SYSTEM_SUPPORTED              0x80
#if (NTDDI_VERSION > NTDDI_WS03SP1)
#define SCSI_DMA64_MINIPORT_FULL64BIT_SUPPORTED  0x02
#endif

#define SP_UNINITIALIZED_VALUE            ((ULONG) ~0)
#define SP_UNTAGGED                       ((UCHAR) ~0)

/* Asynchronous events */
#define SRBEV_BUS_RESET                   0x0001
#define SRBEV_SCSI_ASYNC_NOTIFICATION     0x0002

#define MAXIMUM_CDB_SIZE                  12

#if DBG
#define DebugPrint(x) ScsiDebugPrint x
#else
#define DebugPrint(x)
#endif

#define SCSI_COMBINE_BUS_TARGET(Bus, Target)(  \
  ((((UCHAR) (Target)) & ~(0x20 - 1)) << 8) |  \
  (((UCHAR) (Bus)) << 5) |                     \
  (((UCHAR) (Target)) & (0x20 - 1)))

#define SCSI_DECODE_BUS_TARGET(Value, Bus, Target)( \
  Bus = (UCHAR) ((Value) >> 5),                     \
  Target = (UCHAR) ((((Value) >> 8) & ~(0x20 - 1)) | ((Value) & (0x20 - 1))))

/* SCSI_REQUEST_BLOCK.Function constants */
#define SRB_FUNCTION_EXECUTE_SCSI           0x00
#define SRB_FUNCTION_CLAIM_DEVICE           0x01
#define SRB_FUNCTION_IO_CONTROL             0x02
#define SRB_FUNCTION_RECEIVE_EVENT          0x03
#define SRB_FUNCTION_RELEASE_QUEUE          0x04
#define SRB_FUNCTION_ATTACH_DEVICE          0x05
#define SRB_FUNCTION_RELEASE_DEVICE         0x06
#define SRB_FUNCTION_SHUTDOWN               0x07
#define SRB_FUNCTION_FLUSH                  0x08
#define SRB_FUNCTION_PROTOCOL_COMMAND       0x09
#define SRB_FUNCTION_ABORT_COMMAND          0x10
#define SRB_FUNCTION_RELEASE_RECOVERY       0x11
#define SRB_FUNCTION_RESET_BUS              0x12
#define SRB_FUNCTION_RESET_DEVICE           0x13
#define SRB_FUNCTION_TERMINATE_IO           0x14
#define SRB_FUNCTION_FLUSH_QUEUE            0x15
#define SRB_FUNCTION_REMOVE_DEVICE          0x16
#define SRB_FUNCTION_WMI                    0x17
#define SRB_FUNCTION_LOCK_QUEUE             0x18
#define SRB_FUNCTION_UNLOCK_QUEUE           0x19
#define SRB_FUNCTION_QUIESCE_DEVICE         0x1a
#define SRB_FUNCTION_RESET_LOGICAL_UNIT     0x20
#define SRB_FUNCTION_SET_LINK_TIMEOUT       0x21
#define SRB_FUNCTION_LINK_TIMEOUT_OCCURRED  0x22
#define SRB_FUNCTION_LINK_TIMEOUT_COMPLETE  0x23
#define SRB_FUNCTION_POWER                  0x24
#define SRB_FUNCTION_PNP                    0x25
#define SRB_FUNCTION_DUMP_POINTERS          0x26
#define SRB_FUNCTION_FREE_DUMP_POINTERS     0x27
#define SRB_FUNCTION_STORAGE_REQUEST_BLOCK  0x28 // special value
#define SRB_FUNCTION_CRYPTO_OPERATION       0x29
#define SRB_FUNCTION_GET_DUMP_INFO          0x2a
#define SRB_FUNCTION_FREE_DUMP_INFO         0x2b

/* SCSI_REQUEST_BLOCK.SrbStatus constants */
#define SRB_STATUS_PENDING                0x00
#define SRB_STATUS_SUCCESS                0x01
#define SRB_STATUS_ABORTED                0x02
#define SRB_STATUS_ABORT_FAILED           0x03
#define SRB_STATUS_ERROR                  0x04
#define SRB_STATUS_BUSY                   0x05
#define SRB_STATUS_INVALID_REQUEST        0x06
#define SRB_STATUS_INVALID_PATH_ID        0x07
#define SRB_STATUS_NO_DEVICE              0x08
#define SRB_STATUS_TIMEOUT                0x09
#define SRB_STATUS_SELECTION_TIMEOUT      0x0A
#define SRB_STATUS_COMMAND_TIMEOUT        0x0B
#define SRB_STATUS_MESSAGE_REJECTED       0x0D
#define SRB_STATUS_BUS_RESET              0x0E
#define SRB_STATUS_PARITY_ERROR           0x0F
#define SRB_STATUS_REQUEST_SENSE_FAILED   0x10
#define SRB_STATUS_NO_HBA                 0x11
#define SRB_STATUS_DATA_OVERRUN           0x12
#define SRB_STATUS_UNEXPECTED_BUS_FREE    0x13
#define SRB_STATUS_PHASE_SEQUENCE_FAILURE 0x14
#define SRB_STATUS_BAD_SRB_BLOCK_LENGTH   0x15
#define SRB_STATUS_REQUEST_FLUSHED        0x16
#define SRB_STATUS_INVALID_LUN            0x20
#define SRB_STATUS_INVALID_TARGET_ID      0x21
#define SRB_STATUS_BAD_FUNCTION           0x22
#define SRB_STATUS_ERROR_RECOVERY         0x23
#define SRB_STATUS_NOT_POWERED            0x24
#define SRB_STATUS_LINK_DOWN              0x25
#define SRB_STATUS_INSUFFICIENT_RESOURCES 0x26
#define SRB_STATUS_THROTTLED_REQUEST      0x27
#define SRB_STATUS_INTERNAL_ERROR         0x30

#define SRB_STATUS_QUEUE_FROZEN           0x40
#define SRB_STATUS_AUTOSENSE_VALID        0x80

#define SRB_STATUS(Status) \
  (Status & ~(SRB_STATUS_AUTOSENSE_VALID | SRB_STATUS_QUEUE_FROZEN))

/* SCSI_REQUEST_BLOCK.SrbFlags constants */
#define SRB_FLAGS_QUEUE_ACTION_ENABLE       0x00000002
#define SRB_FLAGS_DISABLE_DISCONNECT        0x00000004
#define SRB_FLAGS_DISABLE_SYNCH_TRANSFER    0x00000008
#define SRB_FLAGS_BYPASS_FROZEN_QUEUE       0x00000010
#define SRB_FLAGS_DISABLE_AUTOSENSE         0x00000020
#define SRB_FLAGS_DATA_IN                   0x00000040
#define SRB_FLAGS_DATA_OUT                  0x00000080
#define SRB_FLAGS_NO_DATA_TRANSFER          0x00000000
#define SRB_FLAGS_UNSPECIFIED_DIRECTION     (SRB_FLAGS_DATA_IN | SRB_FLAGS_DATA_OUT)
#define SRB_FLAGS_NO_QUEUE_FREEZE           0x00000100
#define SRB_FLAGS_ADAPTER_CACHE_ENABLE      0x00000200
#define SRB_FLAGS_FREE_SENSE_BUFFER         0x00000400
#define SRB_FLAGS_D3_PROCESSING             0x00000800
#define SRB_FLAGS_SEQUENTIAL_REQUIRED       0x00001000
#define SRB_FLAGS_IS_ACTIVE                 0x00010000
#define SRB_FLAGS_ALLOCATED_FROM_ZONE       0x00020000
#define SRB_FLAGS_SGLIST_FROM_POOL          0x00040000
#define SRB_FLAGS_BYPASS_LOCKED_QUEUE       0x00080000
#define SRB_FLAGS_NO_KEEP_AWAKE             0x00100000
#define SRB_FLAGS_PORT_DRIVER_ALLOCSENSE    0x00200000
#define SRB_FLAGS_PORT_DRIVER_SENSEHASPORT  0x00400000
#define SRB_FLAGS_DONT_START_NEXT_PACKET    0x00800000
#define SRB_FLAGS_PORT_DRIVER_RESERVED      0x0F000000
#define SRB_FLAGS_CLASS_DRIVER_RESERVED     0xF0000000

#if DBG
#define SCSI_PORT_SIGNATURE                 0x54524f50
#endif

#define SRB_SIMPLE_TAG_REQUEST              0x20
#define SRB_HEAD_OF_QUEUE_TAG_REQUEST       0x21
#define SRB_ORDERED_QUEUE_TAG_REQUEST       0x22

#define SRB_WMI_FLAGS_ADAPTER_REQUEST       0x0001
#define SRB_POWER_FLAGS_ADAPTER_REQUEST     0x0001
#define SRB_PNP_FLAGS_ADAPTER_REQUEST       0x0001

#define SP_BUS_PARITY_ERROR                 0x0001
#define SP_UNEXPECTED_DISCONNECT            0x0002
#define SP_INVALID_RESELECTION              0x0003
#define SP_BUS_TIME_OUT                     0x0004
#define SP_PROTOCOL_ERROR                   0x0005
#define SP_INTERNAL_ADAPTER_ERROR           0x0006
#define SP_REQUEST_TIMEOUT                  0x0007
#define SP_IRQ_NOT_RESPONDING               0x0008
#define SP_BAD_FW_WARNING                   0x0009
#define SP_BAD_FW_ERROR                     0x000a
#define SP_LOST_WMI_MINIPORT_REQUEST        0x000b

#define SP_VER_TRACE_SUPPORT                0x0010

#define SP_RETURN_NOT_FOUND                 0
#define SP_RETURN_FOUND                     1
#define SP_RETURN_ERROR                     2
#define SP_RETURN_BAD_CONFIG                3

typedef PHYSICAL_ADDRESS SCSI_PHYSICAL_ADDRESS, *PSCSI_PHYSICAL_ADDRESS;

typedef struct _ACCESS_RANGE {
  SCSI_PHYSICAL_ADDRESS RangeStart;
  ULONG RangeLength;
  BOOLEAN RangeInMemory;
} ACCESS_RANGE, *PACCESS_RANGE;

typedef struct _PORT_CONFIGURATION_INFORMATION {
  ULONG Length;
  ULONG SystemIoBusNumber;
  INTERFACE_TYPE AdapterInterfaceType;
  ULONG BusInterruptLevel;
  ULONG BusInterruptVector;
  KINTERRUPT_MODE InterruptMode;
  ULONG MaximumTransferLength;
  ULONG NumberOfPhysicalBreaks;
  ULONG DmaChannel;
  ULONG DmaPort;
  DMA_WIDTH DmaWidth;
  DMA_SPEED DmaSpeed;
  ULONG AlignmentMask;
  ULONG NumberOfAccessRanges;
  ACCESS_RANGE (*AccessRanges)[];
  PVOID Reserved;
  UCHAR NumberOfBuses;
  UCHAR InitiatorBusId[8];
  BOOLEAN ScatterGather;
  BOOLEAN Master;
  BOOLEAN CachesData;
  BOOLEAN AdapterScansDown;
  BOOLEAN AtdiskPrimaryClaimed;
  BOOLEAN AtdiskSecondaryClaimed;
  BOOLEAN Dma32BitAddresses;
  BOOLEAN DemandMode;
  BOOLEAN MapBuffers;
  BOOLEAN NeedPhysicalAddresses;
  BOOLEAN TaggedQueuing;
  BOOLEAN AutoRequestSense;
  BOOLEAN MultipleRequestPerLu;
  BOOLEAN ReceiveEvent;
  BOOLEAN RealModeInitialized;
  BOOLEAN BufferAccessScsiPortControlled;
  UCHAR MaximumNumberOfTargets;
  UCHAR ReservedUchars[2];
  ULONG SlotNumber;
  ULONG BusInterruptLevel2;
  ULONG BusInterruptVector2;
  KINTERRUPT_MODE InterruptMode2;
  ULONG DmaChannel2;
  ULONG DmaPort2;
  DMA_WIDTH DmaWidth2;
  DMA_SPEED DmaSpeed2;
  ULONG DeviceExtensionSize;
  ULONG SpecificLuExtensionSize;
  ULONG SrbExtensionSize;
  UCHAR Dma64BitAddresses;
  BOOLEAN ResetTargetSupported;
  UCHAR MaximumNumberOfLogicalUnits;
  BOOLEAN WmiDataProvider;
} PORT_CONFIGURATION_INFORMATION, *PPORT_CONFIGURATION_INFORMATION;

#define CONFIG_INFO_VERSION_2 sizeof(PORT_CONFIGURATION_INFORMATION)

#ifdef __GNUC__
__extension__ /* enums limited to range of integer */
#endif
typedef enum _SCSI_ADAPTER_CONTROL_TYPE {
  ScsiQuerySupportedControlTypes = 0,
  ScsiStopAdapter,
  ScsiRestartAdapter,
  ScsiSetBootConfig,
  ScsiSetRunningConfig,
  ScsiAdapterControlMax,
  MakeAdapterControlTypeSizeOfUlong = 0xffffffff
} SCSI_ADAPTER_CONTROL_TYPE, *PSCSI_ADAPTER_CONTROL_TYPE;

typedef enum _SCSI_ADAPTER_CONTROL_STATUS {
  ScsiAdapterControlSuccess = 0,
  ScsiAdapterControlUnsuccessful
} SCSI_ADAPTER_CONTROL_STATUS, *PSCSI_ADAPTER_CONTROL_STATUS;

typedef struct _SCSI_SUPPORTED_CONTROL_TYPE_LIST {
  ULONG MaxControlType;
  BOOLEAN SupportedTypeList[0];
} SCSI_SUPPORTED_CONTROL_TYPE_LIST, *PSCSI_SUPPORTED_CONTROL_TYPE_LIST;

typedef struct _SCSI_REQUEST_BLOCK {
  USHORT Length;
  UCHAR Function;
  UCHAR SrbStatus;
  UCHAR ScsiStatus;
  UCHAR PathId;
  UCHAR TargetId;
  UCHAR Lun;
  UCHAR QueueTag;
  UCHAR QueueAction;
  UCHAR CdbLength;
  UCHAR SenseInfoBufferLength;
  ULONG SrbFlags;
  ULONG DataTransferLength;
  ULONG TimeOutValue;
  _Field_size_bytes_(DataTransferLength) PVOID DataBuffer;
  PVOID SenseInfoBuffer;
  struct _SCSI_REQUEST_BLOCK *NextSrb;
  PVOID OriginalRequest;
  PVOID SrbExtension;
  _ANONYMOUS_UNION union {
    ULONG InternalStatus;
    ULONG QueueSortKey;
    ULONG LinkTimeoutValue;
  } DUMMYUNIONNAME;
#if defined(_WIN64)
  ULONG Reserved;
#endif
  UCHAR Cdb[16];
} SCSI_REQUEST_BLOCK, *PSCSI_REQUEST_BLOCK;

#define SCSI_REQUEST_BLOCK_SIZE           sizeof(SCSI_REQUEST_BLOCK)

typedef struct _SCSI_WMI_REQUEST_BLOCK {
  USHORT Length;
  UCHAR Function;
  UCHAR SrbStatus;
  UCHAR WMISubFunction;
  UCHAR PathId;
  UCHAR TargetId;
  UCHAR Lun;
  UCHAR Reserved1;
  UCHAR WMIFlags;
  UCHAR Reserved2[2];
  ULONG SrbFlags;
  ULONG DataTransferLength;
  ULONG TimeOutValue;
  PVOID DataBuffer;
  PVOID DataPath;
  PVOID Reserved3;
  PVOID OriginalRequest;
  PVOID SrbExtension;
  ULONG Reserved4;
#if (NTDDI_VERSION >= NTDDI_WS03SP1) && defined(_WIN64)
  ULONG Reserved6;
#endif
  UCHAR Reserved5[16];
} SCSI_WMI_REQUEST_BLOCK, *PSCSI_WMI_REQUEST_BLOCK;

typedef enum _STOR_DEVICE_POWER_STATE {
  StorPowerDeviceUnspecified = 0,
  StorPowerDeviceD0,
  StorPowerDeviceD1,
  StorPowerDeviceD2,
  StorPowerDeviceD3,
  StorPowerDeviceMaximum
} STOR_DEVICE_POWER_STATE, *PSTOR_DEVICE_POWER_STATE;

typedef enum _STOR_POWER_ACTION {
  StorPowerActionNone = 0,
  StorPowerActionReserved,
  StorPowerActionSleep,
  StorPowerActionHibernate,
  StorPowerActionShutdown,
  StorPowerActionShutdownReset,
  StorPowerActionShutdownOff,
  StorPowerActionWarmEject
} STOR_POWER_ACTION, *PSTOR_POWER_ACTION;

typedef struct _SCSI_POWER_REQUEST_BLOCK {
  USHORT Length;
  UCHAR Function;
  UCHAR SrbStatus;
  UCHAR SrbPowerFlags;
  UCHAR PathId;
  UCHAR TargetId;
  UCHAR Lun;
  STOR_DEVICE_POWER_STATE DevicePowerState;
  ULONG SrbFlags;
  ULONG DataTransferLength;
  ULONG TimeOutValue;
  PVOID DataBuffer;
  PVOID SenseInfoBuffer;
  struct _SCSI_REQUEST_BLOCK *NextSrb;
  PVOID OriginalRequest;
  PVOID SrbExtension;
  STOR_POWER_ACTION PowerAction;
#if defined(_WIN64)
  ULONG Reserved;
#endif
  UCHAR Reserved5[16];
} SCSI_POWER_REQUEST_BLOCK, *PSCSI_POWER_REQUEST_BLOCK;

typedef enum _STOR_PNP_ACTION {
  StorStartDevice = 0x0,
  StorRemoveDevice = 0x2,
  StorStopDevice  = 0x4,
  StorQueryCapabilities = 0x9,
  StorQueryResourceRequirements = 0xB,
  StorFilterResourceRequirements = 0xD,
  StorSurpriseRemoval = 0x17
} STOR_PNP_ACTION, *PSTOR_PNP_ACTION;

typedef struct _STOR_DEVICE_CAPABILITIES {
  USHORT Version;
  ULONG DeviceD1:1;
  ULONG DeviceD2:1;
  ULONG LockSupported:1;
  ULONG EjectSupported:1;
  ULONG Removable:1;
  ULONG DockDevice:1;
  ULONG UniqueID:1;
  ULONG SilentInstall:1;
  ULONG SurpriseRemovalOK:1;
  ULONG NoDisplayInUI:1;
} STOR_DEVICE_CAPABILITIES, *PSTOR_DEVICE_CAPABILITIES;

typedef struct _SCSI_PNP_REQUEST_BLOCK {
  USHORT Length;
  UCHAR Function;
  UCHAR SrbStatus;
  UCHAR PnPSubFunction;
  UCHAR PathId;
  UCHAR TargetId;
  UCHAR Lun;
  STOR_PNP_ACTION PnPAction;
  ULONG SrbFlags;
  ULONG DataTransferLength;
  ULONG TimeOutValue;
  PVOID DataBuffer;
  PVOID SenseInfoBuffer;
  struct _SCSI_REQUEST_BLOCK *NextSrb;
  PVOID OriginalRequest;
  PVOID SrbExtension;
  ULONG SrbPnPFlags;
#if defined(_WIN64)
  ULONG Reserved;
#endif
  UCHAR Reserved4[16];
} SCSI_PNP_REQUEST_BLOCK, *PSCSI_PNP_REQUEST_BLOCK;

#if (NTDDI_VERSION >= NTDDI_WIN8)
#if defined(_WIN64)
#define SRB_ALIGN           DECLSPEC_ALIGN(8)
#define POINTER_ALIGN       DECLSPEC_ALIGN(8)
#else
#define SRB_ALIGN
#define POINTER_ALIGN
#endif

typedef enum _SRBEXDATATYPE {
  SrbExDataTypeUnknown = 0,
  SrbExDataTypeBidirectional,
  SrbExDataTypeScsiCdb16 = 0x40,
  SrbExDataTypeScsiCdb32,
  SrbExDataTypeScsiCdbVar,
  SrbExDataTypeWmi = 0x60,
  SrbExDataTypePower,
  SrbExDataTypePnP,
  SrbExDataTypeIoInfo = 0x80,
  SrbExDataTypeMSReservedStart = 0xf0000000,
  SrbExDataTypeReserved = 0xffffffff
} SRBEXDATATYPE, *PSRBEXDATATYPE;

typedef struct SRB_ALIGN _SRBEX_DATA {
  SRBEXDATATYPE Type;
  ULONG Length;
  _Field_size_bytes_(Length) UCHAR Data[ANYSIZE_ARRAY];
} SRBEX_DATA, *PSRBEX_DATA;

#define SRBEX_DATA_BIDIRECTIONAL_LENGTH ((2 * sizeof(ULONG)) + sizeof(PVOID))

typedef struct SRB_ALIGN _SRBEX_DATA_BIDIRECTIONAL {
  _Field_range_(SrbExDataTypeBidirectional, SrbExDataTypeBidirectional)
  SRBEXDATATYPE Type;
  _Field_range_(SRBEX_DATA_BIDIRECTIONAL_LENGTH, SRBEX_DATA_BIDIRECTIONAL_LENGTH)
  ULONG Length;
  ULONG DataInTransferLength;
  ULONG Reserved1;
  _Field_size_bytes_full_(DataInTransferLength)
  PVOID POINTER_ALIGN DataInBuffer;
} SRBEX_DATA_BIDIRECTIONAL, *PSRBEX_DATA_BIDIRECTIONAL;

#define SRBEX_DATA_SCSI_CDB16_LENGTH ((20 * sizeof(UCHAR)) + sizeof(ULONG) + sizeof(PVOID))

typedef struct SRB_ALIGN _SRBEX_DATA_SCSI_CDB16 {
  _Field_range_(SrbExDataTypeScsiCdb16, SrbExDataTypeScsiCdb16)
  SRBEXDATATYPE Type;
  _Field_range_(SRBEX_DATA_SCSI_CDB16_LENGTH, SRBEX_DATA_SCSI_CDB16_LENGTH)
  ULONG Length;
  UCHAR ScsiStatus;
  UCHAR SenseInfoBufferLength;
  UCHAR CdbLength;
  UCHAR Reserved;
  ULONG Reserved1;
  _Field_size_bytes_full_(SenseInfoBufferLength)
  PVOID POINTER_ALIGN SenseInfoBuffer;
  UCHAR POINTER_ALIGN Cdb[16];
} SRBEX_DATA_SCSI_CDB16, *PSRBEX_DATA_SCSI_CDB16;

#define SRBEX_DATA_SCSI_CDB32_LENGTH ((36 * sizeof(UCHAR)) + sizeof(ULONG) + sizeof(PVOID))

typedef struct SRB_ALIGN _SRBEX_DATA_SCSI_CDB32 {
  _Field_range_(SrbExDataTypeScsiCdb32, SrbExDataTypeScsiCdb32)
  SRBEXDATATYPE Type;
  _Field_range_(SRBEX_DATA_SCSI_CDB32_LENGTH, SRBEX_DATA_SCSI_CDB32_LENGTH)
  ULONG Length;
  UCHAR ScsiStatus;
  UCHAR SenseInfoBufferLength;
  UCHAR CdbLength;
  UCHAR Reserved;
  ULONG Reserved1;
  _Field_size_bytes_full_(SenseInfoBufferLength)
  PVOID POINTER_ALIGN SenseInfoBuffer;
  UCHAR POINTER_ALIGN Cdb[32];
} SRBEX_DATA_SCSI_CDB32, *PSRBEX_DATA_SCSI_CDB32;

#define SRBEX_DATA_SCSI_CDB_VAR_LENGTH_MIN ((4 * sizeof(UCHAR)) + (3 * sizeof(ULONG)) + sizeof(PVOID))
#define SRBEX_DATA_SCSI_CDB_VAR_LENGTH_MAX 0xffffffffUL

typedef struct SRB_ALIGN _SRBEX_DATA_SCSI_CDB_VAR {
  _Field_range_(SrbExDataTypeScsiCdbVar, SrbExDataTypeScsiCdbVar)
  SRBEXDATATYPE Type;
  _Field_range_(SRBEX_DATA_SCSI_CDB_VAR_LENGTH_MIN, SRBEX_DATA_SCSI_CDB_VAR_LENGTH_MAX)
  ULONG Length;
  UCHAR ScsiStatus;
  UCHAR SenseInfoBufferLength;
  UCHAR Reserved[2];
  ULONG CdbLength;
  ULONG Reserved1[2];
  _Field_size_bytes_full_(SenseInfoBufferLength)
  PVOID POINTER_ALIGN SenseInfoBuffer;
  _Field_size_bytes_full_(CdbLength)
  UCHAR POINTER_ALIGN Cdb[ANYSIZE_ARRAY];
} SRBEX_DATA_SCSI_CDB_VAR, *PSRBEX_DATA_SCSI_CDB_VAR;

#define SRBEX_DATA_WMI_LENGTH ((4 * sizeof(UCHAR)) + sizeof(ULONG) + sizeof(PVOID))

typedef struct SRB_ALIGN _SRBEX_DATA_WMI {
  _Field_range_(SrbExDataTypeWmi, SrbExDataTypeWmi)
  SRBEXDATATYPE Type;
  _Field_range_(SRBEX_DATA_WMI_LENGTH, SRBEX_DATA_WMI_LENGTH)
  ULONG Length;
  UCHAR WMISubFunction;
  UCHAR WMIFlags;
  UCHAR Reserved[2];
  ULONG Reserved1;
  PVOID POINTER_ALIGN DataPath;
} SRBEX_DATA_WMI, *PSRBEX_DATA_WMI;

#define SRBEX_DATA_POWER_LENGTH ((4 * sizeof(UCHAR)) + sizeof(STOR_DEVICE_POWER_STATE) + sizeof(STOR_POWER_ACTION))

typedef struct SRB_ALIGN _SRBEX_DATA_POWER {
  _Field_range_(SrbExDataTypePower, SrbExDataTypePower)
  SRBEXDATATYPE Type;
  _Field_range_(SRBEX_DATA_POWER_LENGTH, SRBEX_DATA_POWER_LENGTH)
  ULONG Length;
  UCHAR SrbPowerFlags;
  UCHAR Reserved[3];
  STOR_DEVICE_POWER_STATE DevicePowerState;
  STOR_POWER_ACTION PowerAction;
} SRBEX_DATA_POWER, *PSRBEX_DATA_POWER;

#define SRBEX_DATA_PNP_LENGTH ((4 * sizeof(UCHAR)) + sizeof(STOR_PNP_ACTION) + (2 * sizeof(ULONG)))

typedef struct SRB_ALIGN _SRBEX_DATA_PNP {
  _Field_range_(SrbExDataTypePnP, SrbExDataTypePnP)
  SRBEXDATATYPE Type;
  _Field_range_(SRBEX_DATA_PNP_LENGTH, SRBEX_DATA_PNP_LENGTH)
  ULONG Length;
  UCHAR PnPSubFunction;
  UCHAR Reserved[3];
  STOR_PNP_ACTION PnPAction;
  ULONG SrbPnPFlags;
  ULONG Reserved1;
} SRBEX_DATA_PNP, *PSRBEX_DATA_PNP;

#define SRBEX_DATA_IO_INFO_LENGTH ((5 * sizeof(ULONG)) + (4 * sizeof(UCHAR)))

#define REQUEST_INFO_NO_CACHE_FLAG                  0x00000001
#define REQUEST_INFO_PAGING_IO_FLAG                 0x00000002
#define REQUEST_INFO_SEQUENTIAL_IO_FLAG             0x00000004
#define REQUEST_INFO_TEMPORARY_FLAG                 0x00000008
#define REQUEST_INFO_WRITE_THROUGH_FLAG             0x00000010
#define REQUEST_INFO_HYBRID_WRITE_THROUGH_FLAG      0x00000020

#if (NTDDI_VERSION >= NTDDI_WINTHRESHOLD)

#define REQUEST_INFO_NO_FILE_OBJECT_FLAG            0x00000040
#define REQUEST_INFO_VOLSNAP_IO_FLAG                0x00000080
#define REQUEST_INFO_STREAM_FLAG                    0x00000100

#endif /* (NTDDI_VERSION >= NTDDI_WINTHRESHOLD) */

#define REQUEST_INFO_VALID_CACHEPRIORITY_FLAG       0x80000000

typedef struct SRB_ALIGN _SRBEX_DATA_IO_INFO {
  _Field_range_(SrbExDataTypeIoInfo, SrbExDataTypeIoInfo)
  SRBEXDATATYPE Type;
  _Field_range_(SRBEX_DATA_IO_INFO_LENGTH, SRBEX_DATA_IO_INFO_LENGTH)
  ULONG Length;
  ULONG Flags;
  ULONG Key;
  ULONG RWLength;
  BOOLEAN IsWriteRequest;
  UCHAR CachePriority;
  UCHAR Reserved[2];
  ULONG Reserved1[2];
} SRBEX_DATA_IO_INFO, *PSRBEX_DATA_IO_INFO;

#define SRB_SIGNATURE 0x53524258
#define STORAGE_REQUEST_BLOCK_VERSION_1    0x1

typedef struct SRB_ALIGN _STORAGE_REQUEST_BLOCK_HEADER {
  USHORT Length;
  _Field_range_(SRB_FUNCTION_STORAGE_REQUEST_BLOCK, SRB_FUNCTION_STORAGE_REQUEST_BLOCK)
  UCHAR Function;
  UCHAR SrbStatus;
} STORAGE_REQUEST_BLOCK_HEADER, *PSTORAGE_REQUEST_BLOCK_HEADER;

typedef _Struct_size_bytes_(SrbLength) struct SRB_ALIGN _STORAGE_REQUEST_BLOCK {
  USHORT Length;
  _Field_range_(SRB_FUNCTION_STORAGE_REQUEST_BLOCK, SRB_FUNCTION_STORAGE_REQUEST_BLOCK)
  UCHAR Function;
  UCHAR SrbStatus;
  UCHAR ReservedUchar[4];
  _Field_range_(SRB_SIGNATURE, SRB_SIGNATURE)
  ULONG Signature;
  _Field_range_(STORAGE_REQUEST_BLOCK_VERSION_1, STORAGE_REQUEST_BLOCK_VERSION_1)
  ULONG Version;
  ULONG SrbLength;
  ULONG SrbFunction;
  ULONG SrbFlags;
  ULONG ReservedUlong;
  ULONG RequestTag;
  USHORT RequestPriority;
  USHORT RequestAttribute;
  ULONG TimeOutValue;
  ULONG SystemStatus;
  ULONG ZeroGuard1;
  _Field_range_(sizeof(STORAGE_REQUEST_BLOCK), SrbLength - sizeof(STOR_ADDRESS))
  ULONG AddressOffset;
  ULONG NumSrbExData;
  ULONG DataTransferLength;
  _Field_size_bytes_full_(DataTransferLength)
  PVOID POINTER_ALIGN DataBuffer;
  PVOID POINTER_ALIGN ZeroGuard2;
  PVOID POINTER_ALIGN OriginalRequest;
  PVOID POINTER_ALIGN ClassContext;
  PVOID POINTER_ALIGN PortContext;
  PVOID POINTER_ALIGN MiniportContext;
  struct _STORAGE_REQUEST_BLOCK POINTER_ALIGN *NextSrb;
  _At_buffer_(SrbExDataOffset, _Iter_, NumSrbExData, _Field_range_(0, SrbLength - sizeof(SRBEX_DATA)))
  _Field_size_(NumSrbExData)
  ULONG SrbExDataOffset[ANYSIZE_ARRAY];
} STORAGE_REQUEST_BLOCK, *PSTORAGE_REQUEST_BLOCK;

#define SRB_TYPE_SCSI_REQUEST_BLOCK         0
#define SRB_TYPE_STORAGE_REQUEST_BLOCK      1

#define STORAGE_ADDRESS_TYPE_BTL8        0
#endif /* (NTDDI_VERSION >= NTDDI_WIN8) */

typedef
_Must_inspect_result_
BOOLEAN
(NTAPI *PHW_INITIALIZE)(
  _In_ PVOID DeviceExtension);

typedef
_Must_inspect_result_
BOOLEAN
(NTAPI *PHW_STARTIO)(
  _In_ PVOID DeviceExtension,
  _In_ PSCSI_REQUEST_BLOCK Srb);

typedef
_Must_inspect_result_
BOOLEAN
(NTAPI *PHW_INTERRUPT)(
  _In_ PVOID DeviceExtension);

typedef VOID
(NTAPI *PHW_TIMER)(
  _In_ PVOID DeviceExtension);

typedef VOID
(NTAPI *PHW_DMA_STARTED)(
  _In_ PVOID DeviceExtension);

typedef
_Must_inspect_result_
ULONG
(NTAPI *PHW_FIND_ADAPTER)(
  _In_ PVOID DeviceExtension,
  _In_ PVOID HwContext,
  _In_ PVOID BusInformation,
  _In_ PCHAR ArgumentString,
  _Inout_ PPORT_CONFIGURATION_INFORMATION ConfigInfo,
  _Out_ PBOOLEAN Again);

typedef
_Must_inspect_result_
BOOLEAN
(NTAPI *PHW_RESET_BUS)(
  _In_ PVOID DeviceExtension,
  _In_ ULONG PathId);

typedef
_Must_inspect_result_
BOOLEAN
(NTAPI *PHW_ADAPTER_STATE)(
  _In_ PVOID DeviceExtension,
  _In_ PVOID Context,
  _In_ BOOLEAN SaveState);

typedef
_Must_inspect_result_
SCSI_ADAPTER_CONTROL_STATUS
(NTAPI *PHW_ADAPTER_CONTROL)(
  _In_ PVOID DeviceExtension,
  _In_ SCSI_ADAPTER_CONTROL_TYPE ControlType,
  _In_ PVOID Parameters);

typedef enum _SCSI_NOTIFICATION_TYPE {
  RequestComplete,
  NextRequest,
  NextLuRequest,
  ResetDetected,
  CallDisableInterrupts,
  CallEnableInterrupts,
  RequestTimerCall,
  BusChangeDetected,
  WMIEvent,
  WMIReregister,
  LinkUp,
  LinkDown,
  QueryTickCount,
  BufferOverrunDetected,
  TraceNotification
} SCSI_NOTIFICATION_TYPE, *PSCSI_NOTIFICATION_TYPE;

typedef struct _HW_INITIALIZATION_DATA {
  ULONG HwInitializationDataSize;
  INTERFACE_TYPE  AdapterInterfaceType;
  PHW_INITIALIZE HwInitialize;
  PHW_STARTIO HwStartIo;
  PHW_INTERRUPT HwInterrupt;
  PHW_FIND_ADAPTER HwFindAdapter;
  PHW_RESET_BUS HwResetBus;
  PHW_DMA_STARTED HwDmaStarted;
  PHW_ADAPTER_STATE HwAdapterState;
  ULONG DeviceExtensionSize;
  ULONG SpecificLuExtensionSize;
  ULONG SrbExtensionSize;
  ULONG NumberOfAccessRanges;
  PVOID Reserved;
  BOOLEAN MapBuffers;
  BOOLEAN NeedPhysicalAddresses;
  BOOLEAN TaggedQueuing;
  BOOLEAN AutoRequestSense;
  BOOLEAN MultipleRequestPerLu;
  BOOLEAN ReceiveEvent;
  USHORT VendorIdLength;
  PVOID VendorId;
  _ANONYMOUS_UNION union {
    USHORT ReservedUshort;
    USHORT PortVersionFlags;
  } DUMMYUNIONNAME;
  USHORT DeviceIdLength;
  PVOID DeviceId;
  PHW_ADAPTER_CONTROL HwAdapterControl;
} HW_INITIALIZATION_DATA, *PHW_INITIALIZATION_DATA;

#if defined(_NTDDK_)
#define SCSIPORT_API
#else
#define SCSIPORT_API DECLSPEC_IMPORT
#endif

SCSIPORT_API
VOID
NTAPI
ScsiPortCompleteRequest(
  _In_ PVOID HwDeviceExtension,
  _In_ UCHAR PathId,
  _In_ UCHAR TargetId,
  _In_ UCHAR Lun,
  _In_ UCHAR SrbStatus);

_Must_inspect_result_
SCSIPORT_API
ULONG
NTAPI
ScsiPortConvertPhysicalAddressToUlong(
  _In_ SCSI_PHYSICAL_ADDRESS Address);

#define ScsiPortConvertPhysicalAddressToUlong(Address) ((Address).LowPart)
#define ScsiPortConvertPhysicalAddressToULongPtr(Address) ((ULONG_PTR)((Address).QuadPart))

_Must_inspect_result_
SCSIPORT_API
SCSI_PHYSICAL_ADDRESS
NTAPI
ScsiPortConvertUlongToPhysicalAddress(
  _In_ ULONG_PTR UlongAddress);

SCSIPORT_API
VOID
NTAPI
ScsiPortFlushDma(
  _In_ PVOID DeviceExtension);

SCSIPORT_API
VOID
NTAPI
ScsiPortFreeDeviceBase(
  _In_ PVOID HwDeviceExtension,
  _In_ PVOID MappedAddress);

_Must_inspect_result_
SCSIPORT_API
ULONG
NTAPI
ScsiPortGetBusData(
  _In_ PVOID DeviceExtension,
  _In_ ULONG BusDataType,
  _In_ ULONG SystemIoBusNumber,
  _In_ ULONG SlotNumber,
  _In_reads_bytes_(Length) PVOID Buffer,
  _In_ ULONG Length);

_Must_inspect_result_
SCSIPORT_API
PVOID
NTAPI
ScsiPortGetDeviceBase(
  _In_ PVOID HwDeviceExtension,
  _In_ INTERFACE_TYPE BusType,
  _In_ ULONG SystemIoBusNumber,
  _In_ SCSI_PHYSICAL_ADDRESS IoAddress,
  _In_ ULONG NumberOfBytes,
  _In_ BOOLEAN InIoSpace);

_Must_inspect_result_
SCSIPORT_API
PVOID
NTAPI
ScsiPortGetLogicalUnit(
  _In_ PVOID HwDeviceExtension,
  _In_ UCHAR PathId,
  _In_ UCHAR TargetId,
  _In_ UCHAR Lun);

_Must_inspect_result_
SCSIPORT_API
SCSI_PHYSICAL_ADDRESS
NTAPI
ScsiPortGetPhysicalAddress(
  _In_ PVOID HwDeviceExtension,
  _In_ PSCSI_REQUEST_BLOCK Srb,
  _In_ PVOID VirtualAddress,
  _Out_ ULONG *Length);

_Must_inspect_result_
SCSIPORT_API
PSCSI_REQUEST_BLOCK
NTAPI
ScsiPortGetSrb(
  _In_ PVOID DeviceExtension,
  _In_ UCHAR PathId,
  _In_ UCHAR TargetId,
  _In_ UCHAR Lun,
  _In_ LONG QueueTag);

_Must_inspect_result_
SCSIPORT_API
PVOID
NTAPI
ScsiPortGetUncachedExtension(
  _In_ PVOID HwDeviceExtension,
  _In_ PPORT_CONFIGURATION_INFORMATION ConfigInfo,
  _In_ ULONG NumberOfBytes);

_Must_inspect_result_
SCSIPORT_API
PVOID
NTAPI
ScsiPortGetVirtualAddress(
  _In_ PVOID HwDeviceExtension,
  _In_ SCSI_PHYSICAL_ADDRESS PhysicalAddress);

_Must_inspect_result_
_IRQL_requires_max_(PASSIVE_LEVEL)
SCSIPORT_API
ULONG
NTAPI
ScsiPortInitialize(
  _In_ PVOID Argument1,
  _In_ PVOID Argument2,
  _In_ struct _HW_INITIALIZATION_DATA *HwInitializationData,
  _In_ PVOID HwContext);

SCSIPORT_API
VOID
NTAPI
ScsiPortIoMapTransfer(
  _In_ PVOID HwDeviceExtension,
  _In_ PSCSI_REQUEST_BLOCK Srb,
  _In_ PVOID LogicalAddress,
  _In_ ULONG Length);

SCSIPORT_API
VOID
NTAPI
ScsiPortLogError(
  _In_ PVOID HwDeviceExtension,
  _In_opt_ PSCSI_REQUEST_BLOCK Srb,
  _In_ UCHAR PathId,
  _In_ UCHAR TargetId,
  _In_ UCHAR Lun,
  _In_ ULONG ErrorCode,
  _In_ ULONG UniqueId);

SCSIPORT_API
VOID
__cdecl
ScsiPortNotification(
  _In_ SCSI_NOTIFICATION_TYPE NotificationType,
  _In_ PVOID HwDeviceExtension,
  ...);

SCSIPORT_API
VOID
NTAPI
ScsiPortQuerySystemTime(
  _Out_ PLARGE_INTEGER CurrentTime);

_Must_inspect_result_
SCSIPORT_API
ULONG
NTAPI
ScsiPortSetBusDataByOffset(
  _In_ PVOID DeviceExtension,
  _In_ ULONG BusDataType,
  _In_ ULONG SystemIoBusNumber,
  _In_ ULONG SlotNumber,
  _In_reads_bytes_(Length) PVOID Buffer,
  _In_ ULONG Offset,
  _In_ ULONG Length);

SCSIPORT_API
VOID
NTAPI
ScsiPortStallExecution(
  _In_ ULONG Delay);

_Must_inspect_result_
SCSIPORT_API
BOOLEAN
NTAPI
ScsiPortValidateRange(
  _In_ PVOID HwDeviceExtension,
  _In_ INTERFACE_TYPE BusType,
  _In_ ULONG SystemIoBusNumber,
  _In_ SCSI_PHYSICAL_ADDRESS IoAddress,
  _In_ ULONG NumberOfBytes,
  _In_ BOOLEAN InIoSpace);

SCSIPORT_API
VOID
__cdecl
ScsiDebugPrint(
  ULONG DebugPrintLevel,
  PCCHAR DebugMessage,
  ...);

#if defined(_M_AMD64)

#define ScsiPortReadPortUchar READ_PORT_UCHAR
#define ScsiPortReadPortUshort READ_PORT_USHORT
#define ScsiPortReadPortUlong READ_PORT_ULONG

#define ScsiPortReadPortBufferUchar READ_PORT_BUFFER_UCHAR
#define ScsiPortReadPortBufferUshort READ_PORT_BUFFER_USHORT
#define ScsiPortReadPortBufferUlong READ_PORT_BUFFER_ULONG

#define ScsiPortReadRegisterUchar READ_REGISTER_UCHAR
#define ScsiPortReadRegisterUshort READ_REGISTER_USHORT
#define ScsiPortReadRegisterUlong READ_REGISTER_ULONG

#define ScsiPortReadRegisterBufferUchar READ_REGISTER_BUFFER_UCHAR
#define ScsiPortReadRegisterBufferUshort READ_REGISTER_BUFFER_USHORT
#define ScsiPortReadRegisterBufferUlong READ_REGISTER_BUFFER_ULONG

#define ScsiPortWritePortUchar WRITE_PORT_UCHAR
#define ScsiPortWritePortUshort WRITE_PORT_USHORT
#define ScsiPortWritePortUlong WRITE_PORT_ULONG

#define ScsiPortWritePortBufferUchar WRITE_PORT_BUFFER_UCHAR
#define ScsiPortWritePortBufferUshort WRITE_PORT_BUFFER_USHORT
#define ScsiPortWritePortBufferUlong WRITE_PORT_BUFFER_ULONG

#define ScsiPortWriteRegisterUchar WRITE_REGISTER_UCHAR
#define ScsiPortWriteRegisterUshort WRITE_REGISTER_USHORT
#define ScsiPortWriteRegisterUlong WRITE_REGISTER_ULONG

#define ScsiPortWriteRegisterBufferUchar WRITE_REGISTER_BUFFER_UCHAR
#define ScsiPortWriteRegisterBufferUshort WRITE_REGISTER_BUFFER_USHORT
#define ScsiPortWriteRegisterBufferUlong WRITE_REGISTER_BUFFER_ULONG

#define ScsiPortMoveMemory memmove

#else

_Must_inspect_result_
SCSIPORT_API
UCHAR
NTAPI
ScsiPortReadPortUchar(
  _In_ PUCHAR Port);

_Must_inspect_result_
SCSIPORT_API
ULONG
NTAPI
ScsiPortReadPortUlong(
  _In_ PULONG Port);

_Must_inspect_result_
SCSIPORT_API
USHORT
NTAPI
ScsiPortReadPortUshort(
  _In_ PUSHORT Port);

SCSIPORT_API
VOID
NTAPI
ScsiPortReadPortBufferUchar(
  _In_ PUCHAR Port,
  _In_ PUCHAR Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortReadPortBufferUlong(
  _In_ PULONG Port,
  _In_ PULONG Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortReadPortBufferUshort(
  _In_ PUSHORT Port,
  _In_ PUSHORT Buffer,
  _In_ ULONG Count);

_Must_inspect_result_
SCSIPORT_API
UCHAR
NTAPI
ScsiPortReadRegisterUchar(
  _In_ PUCHAR Register);

_Must_inspect_result_
SCSIPORT_API
ULONG
NTAPI
ScsiPortReadRegisterUlong(
  _In_ PULONG Register);

_Must_inspect_result_
SCSIPORT_API
USHORT
NTAPI
ScsiPortReadRegisterUshort(
  _In_ PUSHORT Register);

SCSIPORT_API
VOID
NTAPI
ScsiPortReadRegisterBufferUchar(
  _In_ PUCHAR Register,
  _In_ PUCHAR Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortReadRegisterBufferUlong(
  _In_ PULONG Register,
  _In_ PULONG Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortReadRegisterBufferUshort(
  _In_ PUSHORT Register,
  _In_ PUSHORT Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortWritePortUchar(
  _In_ PUCHAR Port,
  _In_ UCHAR Value);

SCSIPORT_API
VOID
NTAPI
ScsiPortWritePortUlong(
  _In_ PULONG Port,
  _In_ ULONG Value);

SCSIPORT_API
VOID
NTAPI
ScsiPortWritePortUshort(
  _In_ PUSHORT Port,
  _In_ USHORT Value);

SCSIPORT_API
VOID
NTAPI
ScsiPortWritePortBufferUchar(
  _In_ PUCHAR Port,
  _In_ PUCHAR Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortWritePortBufferUlong(
  _In_ PULONG Port,
  _In_ PULONG Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortWritePortBufferUshort(
  _In_ PUSHORT Port,
  _In_ PUSHORT Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortWriteRegisterUchar(
  _In_ PUCHAR Register,
  _In_ UCHAR Value);

SCSIPORT_API
VOID
NTAPI
ScsiPortWriteRegisterUlong(
  _In_ PULONG Register,
  _In_ ULONG Value);

SCSIPORT_API
VOID
NTAPI
ScsiPortWriteRegisterUshort(
  _In_ PUSHORT Register,
  _In_ USHORT Value);

SCSIPORT_API
VOID
NTAPI
ScsiPortWriteRegisterBufferUchar(
  _In_ PUCHAR Register,
  _In_ PUCHAR Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortWriteRegisterBufferUlong(
  _In_ PULONG Register,
  _In_ PULONG Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortWriteRegisterBufferUshort(
  _In_ PUSHORT Register,
  _In_ PUSHORT Buffer,
  _In_ ULONG Count);

SCSIPORT_API
VOID
NTAPI
ScsiPortMoveMemory(
  _In_ PVOID WriteBuffer,
  _In_ PVOID ReadBuffer,
  _In_ ULONG Length);

#endif /* defined(_M_AMD64) */

#ifdef __cplusplus
}
#endif

#endif /* _NTSRB_ */