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Create a branch for header work.
svn path=/branches/header-work/; revision=45691
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Timo Kreuzer
parent
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commit
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19538 changed files with 0 additions and 1063950 deletions
267
drivers/storage/class/include/class2.h
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267
drivers/storage/class/include/class2.h
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/* $Id$
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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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* FILE: services/storage/include/class2.h
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* PURPOSE: SCSI class driver definitions
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* PROGRAMMER: Eric Kohl
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*/
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#pragma once
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#include "ntddscsi.h"
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#include "srb.h"
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#define MAXIMUM_RETRIES 15
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#define RETRY_WAIT 2000000 /* 200 ms in units of 100 ns */
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//
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// Indicates that the device has write caching enabled.
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//
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#define DEV_WRITE_CACHE 0x00000001
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//
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// Build SCSI 1 or SCSI 2 CDBs
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//
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#define DEV_USE_SCSI1 0x00000002
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//
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// Indicates whether is is safe to send StartUnit commands
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// to this device. It will only be off for some removeable devices.
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//
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#define DEV_SAFE_START_UNIT 0x00000004
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//
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// Indicates whether it is unsafe to send SCSIOP_MECHANISM_STATUS commands to
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// this device. Some devices don't like these 12 byte commands
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//
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#define DEV_NO_12BYTE_CDB 0x00000008
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struct _CLASS_INIT_DATA;
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typedef VOID
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(NTAPI *PCLASS_ERROR)(IN PDEVICE_OBJECT DeviceObject,
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IN PSCSI_REQUEST_BLOCK Srb,
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IN OUT NTSTATUS *Status,
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IN OUT BOOLEAN *Retry);
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typedef BOOLEAN
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(NTAPI *PCLASS_DEVICE_CALLBACK)(IN PINQUIRYDATA);
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typedef NTSTATUS
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(NTAPI *PCLASS_READ_WRITE)(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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typedef BOOLEAN
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(NTAPI *PCLASS_FIND_DEVICES)(IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegistryPath,
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IN struct _CLASS_INIT_DATA *InitializationData,
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IN PDEVICE_OBJECT PortDeviceObject,
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IN ULONG PortNumber);
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typedef NTSTATUS
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(NTAPI *PCLASS_DEVICE_CONTROL)(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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typedef NTSTATUS
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(NTAPI *PCLASS_SHUTDOWN_FLUSH)(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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typedef NTSTATUS
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(NTAPI *PCLASS_CREATE_CLOSE)(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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typedef struct _CLASS_INIT_DATA
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{
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ULONG InitializationDataSize;
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ULONG DeviceExtensionSize;
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DEVICE_TYPE DeviceType;
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ULONG DeviceCharacteristics;
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PCLASS_ERROR ClassError;
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PCLASS_READ_WRITE ClassReadWriteVerification;
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PCLASS_DEVICE_CALLBACK ClassFindDeviceCallBack;
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PCLASS_FIND_DEVICES ClassFindDevices;
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PCLASS_DEVICE_CONTROL ClassDeviceControl;
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PCLASS_SHUTDOWN_FLUSH ClassShutdownFlush;
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PCLASS_CREATE_CLOSE ClassCreateClose;
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PDRIVER_STARTIO ClassStartIo;
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} CLASS_INIT_DATA, *PCLASS_INIT_DATA;
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typedef struct _DEVICE_EXTENSION
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{
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PDEVICE_OBJECT DeviceObject;
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PDEVICE_OBJECT PortDeviceObject;
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LARGE_INTEGER PartitionLength;
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LARGE_INTEGER StartingOffset;
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ULONG DMByteSkew;
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ULONG DMSkew;
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BOOLEAN DMActive;
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PCLASS_ERROR ClassError;
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PCLASS_READ_WRITE ClassReadWriteVerification;
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PCLASS_FIND_DEVICES ClassFindDevices;
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PCLASS_DEVICE_CONTROL ClassDeviceControl;
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PCLASS_SHUTDOWN_FLUSH ClassShutdownFlush;
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PCLASS_CREATE_CLOSE ClassCreateClose;
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PDRIVER_STARTIO ClassStartIo;
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PIO_SCSI_CAPABILITIES PortCapabilities;
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PDISK_GEOMETRY DiskGeometry;
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PDEVICE_OBJECT PhysicalDevice;
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PSENSE_DATA SenseData;
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ULONG TimeOutValue;
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ULONG DeviceNumber;
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ULONG SrbFlags;
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ULONG ErrorCount;
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KSPIN_LOCK SplitRequestSpinLock;
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NPAGED_LOOKASIDE_LIST SrbLookasideListHead;
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LONG LockCount;
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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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UCHAR SectorShift;
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UCHAR ReservedByte;
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USHORT DeviceFlags;
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PKEVENT MediaChangeEvent;
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HANDLE MediaChangeEventHandle;
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BOOLEAN MediaChangeNoMedia;
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ULONG MediaChangeCount;
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} DEVICE_EXTENSION, *PDEVICE_EXTENSION;
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typedef struct _COMPLETION_CONTEXT
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{
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PDEVICE_OBJECT DeviceObject;
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SCSI_REQUEST_BLOCK Srb;
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} COMPLETION_CONTEXT, *PCOMPLETION_CONTEXT;
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/* FUNCTIONS ****************************************************************/
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IO_COMPLETION_ROUTINE ScsiClassAsynchronousCompletion;
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NTSTATUS NTAPI
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ScsiClassAsynchronousCompletion(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN PVOID Context);
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VOID NTAPI
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ScsiClassBuildRequest(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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NTSTATUS NTAPI
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ScsiClassClaimDevice(IN PDEVICE_OBJECT PortDeviceObject,
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IN PSCSI_INQUIRY_DATA LunInfo,
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IN BOOLEAN Release,
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OUT PDEVICE_OBJECT *NewPortDeviceObject OPTIONAL);
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NTSTATUS NTAPI
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ScsiClassCreateDeviceObject(IN PDRIVER_OBJECT DriverObject,
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IN PCCHAR ObjectNameBuffer,
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IN PDEVICE_OBJECT PhysicalDeviceObject OPTIONAL,
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IN OUT PDEVICE_OBJECT *DeviceObject,
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IN PCLASS_INIT_DATA InitializationData);
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NTSTATUS NTAPI
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ScsiClassDeviceControl(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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PVOID NTAPI
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ScsiClassFindModePage(IN PCHAR ModeSenseBuffer,
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IN ULONG Length,
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IN UCHAR PageMode,
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IN BOOLEAN Use6Byte);
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ULONG NTAPI
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ScsiClassFindUnclaimedDevices(IN PCLASS_INIT_DATA InitializationData,
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OUT PSCSI_ADAPTER_BUS_INFO AdapterInformation);
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NTSTATUS NTAPI
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ScsiClassGetCapabilities(IN PDEVICE_OBJECT PortDeviceObject,
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OUT PIO_SCSI_CAPABILITIES *PortCapabilities);
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NTSTATUS NTAPI
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ScsiClassGetInquiryData(IN PDEVICE_OBJECT PortDeviceObject,
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OUT PSCSI_ADAPTER_BUS_INFO *ConfigInfo);
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ULONG NTAPI
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ScsiClassInitialize(IN PVOID Argument1,
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IN PVOID Argument2,
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IN PCLASS_INIT_DATA InitializationData);
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VOID NTAPI
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ScsiClassInitializeSrbLookasideList(IN PDEVICE_EXTENSION DeviceExtension,
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IN ULONG NumberElements);
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NTSTATUS NTAPI
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ScsiClassInternalIoControl(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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BOOLEAN NTAPI
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ScsiClassInterpretSenseInfo(IN PDEVICE_OBJECT DeviceObject,
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IN PSCSI_REQUEST_BLOCK Srb,
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IN UCHAR MajorFunctionCode,
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IN ULONG IoDeviceCode,
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IN ULONG RetryCount,
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OUT NTSTATUS *Status);
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NTSTATUS NTAPI
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ScsiClassIoComplete(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN PVOID Context);
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NTSTATUS NTAPI
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ScsiClassIoCompleteAssociated(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN PVOID Context);
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ULONG NTAPI
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ScsiClassModeSense(IN PDEVICE_OBJECT DeviceObject,
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IN PCHAR ModeSenseBuffer,
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IN ULONG Length,
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IN UCHAR PageMode);
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ULONG NTAPI
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ScsiClassQueryTimeOutRegistryValue(IN PUNICODE_STRING RegistryPath);
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NTSTATUS NTAPI
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ScsiClassReadDriveCapacity(IN PDEVICE_OBJECT DeviceObject);
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VOID NTAPI
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ScsiClassReleaseQueue(IN PDEVICE_OBJECT DeviceObject);
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NTSTATUS NTAPI
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ScsiClassSendSrbAsynchronous(PDEVICE_OBJECT DeviceObject,
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PSCSI_REQUEST_BLOCK Srb,
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PIRP Irp,
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PVOID BufferAddress,
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ULONG BufferLength,
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BOOLEAN WriteToDevice);
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NTSTATUS NTAPI
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ScsiClassSendSrbSynchronous(PDEVICE_OBJECT DeviceObject,
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PSCSI_REQUEST_BLOCK Srb,
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PVOID BufferAddress,
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ULONG BufferLength,
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BOOLEAN WriteToDevice);
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VOID NTAPI
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ScsiClassSplitRequest(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN ULONG MaximumBytes);
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NTSTATUS
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NTAPI
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ScsiClassCheckVerifyComplete(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN PVOID Context
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);
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/* EOF */
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