859 lines
20 KiB
C
859 lines
20 KiB
C
/*++
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Copyright (c) 1996-2001 Microsoft Corporation
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Module Name:
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USBMASS.H
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Abstract:
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Header file for USBSTOR driver
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Environment:
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kernel mode
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Revision History:
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06-01-98 : started rewrite
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--*/
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//*****************************************************************************
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// I N C L U D E S
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//*****************************************************************************
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#include <scsi.h>
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#include "dbg.h"
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//*****************************************************************************
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// D E F I N E S
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//*****************************************************************************
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#define max(a,b) (((a) > (b)) ? (a) : (b))
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#define min(a,b) (((a) < (b)) ? (a) : (b))
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#define CLASS_URB(urb) urb->UrbControlVendorClassRequest
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#define FEATURE_URB(urb) urb->UrbControlFeatureRequest
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#define USBSTOR_MAX_TRANSFER_SIZE 0x00010000
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#define USBSTOR_MAX_TRANSFER_PAGES ((USBSTOR_MAX_TRANSFER_SIZE/PAGE_SIZE)+1)
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// Interface Descriptor values
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//
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#define USBSTOR_SUBCLASS_RBC 0x01
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#define USBSTOR_SUBCLASS_SFF8020i 0x02
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#define USBSTOR_SUBCLASS_QIC157 0x03
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#define USBSTOR_SUBCLASS_SFF8070i_UFI 0x04
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#define USBSTOR_SUBCLASS_SFF8070i 0x05
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#define USBSTOR_SUBCLASS_SCSI_PASSTHROUGH 0x06
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#define USBSTOR_PROTOCOL_BULK_ONLY 0x50
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#define USBSTOR_DO_TYPE_FDO '!ODF'
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#define USBSTOR_DO_TYPE_PDO '!ODP'
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#define USB_RECIPIENT_DEVICE 0
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#define USB_RECIPIENT_INTERFACE 1
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#define USB_RECIPIENT_ENDPOINT 2
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#define USB_RECIPIENT_OTHER 3
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// Bulk-Only class-specific bRequest codes
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//
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#define BULK_ONLY_MASS_STORAGE_RESET 0xFF
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#define BULK_ONLY_GET_MAX_LUN 0xFE
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// Maximum value that can be returned by BULK_ONLY_GET_MAX_LUN request
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//
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#define BULK_ONLY_MAXIMUM_LUN 0x0F
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#define POOL_TAG 'SAMU'
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#define INCREMENT_PENDING_IO_COUNT(deviceExtension) \
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InterlockedIncrement(&((deviceExtension)->PendingIoCount))
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#define DECREMENT_PENDING_IO_COUNT(deviceExtension) do { \
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if (InterlockedDecrement(&((deviceExtension)->PendingIoCount)) == 0) { \
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KeSetEvent(&((deviceExtension)->RemoveEvent), \
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IO_NO_INCREMENT, \
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0); \
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} \
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} while (0)
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#define SET_FLAG(Flags, Bit) ((Flags) |= (Bit))
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#define CLEAR_FLAG(Flags, Bit) ((Flags) &= ~(Bit))
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#define TEST_FLAG(Flags, Bit) ((Flags) & (Bit))
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// PDEVICE_EXTENSION->DeviceFlags state flags
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//
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#define DF_SRB_IN_PROGRESS 0x00000002
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#define DF_PERSISTENT_ERROR 0x00000004
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#define DF_RESET_IN_PROGRESS 0x00000008
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#define DF_DEVICE_DISCONNECTED 0x00000010
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// PDEVICE_EXTENSION->DeviceHackFlags flags
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// Force a Request Sense command between the completion of one command
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// and the start of the next command.
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//
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#define DHF_FORCE_REQUEST_SENSE 0x00000001
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// Reset the device when a Medium Changed AdditionalSenseCode is returned.
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//
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#define DHF_MEDIUM_CHANGE_RESET 0x00000002
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// Turn SCSIOP_TEST_UNIT_READY requests into SCSIOP_START_STOP_UNIT requests.
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//
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#define DHF_TUR_START_UNIT 0x00000004
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// Indicates that a Request Sense is being performed when the Srb has
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// a SenseInfoBuffer and AutoSense is not disabled.
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//
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#define AUTO_SENSE 0
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// Indicates that a Request Sense is being performed when the Srb has
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// no SenseInfoBuffer or AutoSense is disabled. In this case the Request
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// Sense is being performed to clear the "persistent error" condition
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// in the wacky CBI spec. (See also the DF_PERSISTENT_ERROR flag).
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//
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#define NON_AUTO_SENSE 1
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// Command Block Wrapper Signature 'USBC'
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//
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#define CBW_SIGNATURE 0x43425355
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#define CBW_FLAGS_DATA_IN 0x80
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#define CBW_FLAGS_DATA_OUT 0x00
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// Command Status Wrapper Signature 'USBS'
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//
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#define CSW_SIGNATURE 0x53425355
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#define CSW_STATUS_GOOD 0x00
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#define CSW_STATUS_FAILED 0x01
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#define CSW_STATUS_PHASE_ERROR 0x02
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//*****************************************************************************
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// T Y P E D E F S
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//*****************************************************************************
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typedef enum _DEVICE_STATE
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{
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DeviceStateCreated = 1, // After IoCreateDevice
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DeviceStateStarted, // After START_DEVICE
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DeviceStateStopPending, // After QUERY_STOP
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DeviceStateStopped, // After STOP_DEVICE
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DeviceStateRemovePending, // After QUERY_REMOVE
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DeviceStateSurpriseRemove, // After SURPRISE_REMOVAL
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DeviceStateRemoved // After REMOVE_DEVICE
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} DEVICE_STATE;
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typedef enum _DEVICE_PROTOCOL
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{
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// This value indicates that the value was not set in the registry.
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// This should only happen on upgrades before the value started being
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// set by the .INF?
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//
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DeviceProtocolUnspecified = 0,
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// This value indicates that the device uses the Bulk-Only specification
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//
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DeviceProtocolBulkOnly,
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// This value indicates that the device uses the Control/Bulk/Interrupt
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// specification and that command completion Interrupt transfers are
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// supported after every request.
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//
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DeviceProtocolCBI,
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// This value indicates that the device uses the Control/Bulk/Interrupt
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// specification and that command completion Interrupt transfers are not
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// supported at all, or not supported after every request. The Interrupt
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// endpoint will never be used by the driver for this type of device.
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//
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DeviceProtocolCB,
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// Anything >= this value is bogus
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//
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DeviceProtocolLast
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} DEVICE_PROTOCOL;
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#pragma pack (push, 1)
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// Command Block Wrapper
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//
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typedef struct _CBW
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{
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ULONG dCBWSignature;
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ULONG dCBWTag;
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ULONG dCBWDataTransferLength;
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UCHAR bCBWFlags;
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UCHAR bCBWLUN;
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UCHAR bCDBLength;
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UCHAR CBWCDB[16];
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} CBW, *PCBW;
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// Command Status Wrapper
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//
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typedef struct _CSW
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{
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ULONG dCSWSignature;
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ULONG dCSWTag;
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ULONG dCSWDataResidue;
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UCHAR bCSWStatus;
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} CSW, *PCSW;
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#pragma pack (pop)
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// Device Extension header that is common to both FDO and PDO Device Extensions
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//
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typedef struct _DEVICE_EXTENSION
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{
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// Either USBSTOR_DO_TYPE_FDO or USBSTOR_DO_TYPE_PDO
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//
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ULONG Type;
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} DEVICE_EXTENSION, *PDEVICE_EXTENSION;
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// Device Extension for the FDO we attach on top of the USB enumerated PDO.
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//
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typedef struct _FDO_DEVICE_EXTENSION
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{
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// USBSTOR_DO_TYPE_FDO
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//
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ULONG Type;
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// Back pointer to FDO Device Object to which this Device Extension
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// is attached.
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//
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PDEVICE_OBJECT FdoDeviceObject;
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// PDO passed to USBSTOR_AddDevice
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//
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PDEVICE_OBJECT PhysicalDeviceObject;
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// Our FDO is attached to this device object
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//
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PDEVICE_OBJECT StackDeviceObject;
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// List of child PDOs that we enumerate
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//
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LIST_ENTRY ChildPDOs;
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// Device Descriptor retrieved from the device
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//
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PUSB_DEVICE_DESCRIPTOR DeviceDescriptor;
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// Configuration Descriptor retrieved from the device
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//
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PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor;
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// Interface Descriptor contained within above Configuration Descriptor
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//
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PUSB_INTERFACE_DESCRIPTOR InterfaceDescriptor;
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// Serial Number String Descriptor
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//
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PUSB_STRING_DESCRIPTOR SerialNumber;
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// ConfigurationHandle returned from URB_FUNCTION_SELECT_CONFIGURATION
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//
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USBD_CONFIGURATION_HANDLE ConfigurationHandle;
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// Interface info returned from URB_FUNCTION_SELECT_CONFIGURATION
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//
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PUSBD_INTERFACE_INFORMATION InterfaceInfo;
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// Pointers back into InterfaceInfo for Bulk IN, Bulk OUT, and
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// Interrupt IN pipes.
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//
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PUSBD_PIPE_INFORMATION BulkInPipe;
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PUSBD_PIPE_INFORMATION BulkOutPipe;
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PUSBD_PIPE_INFORMATION InterruptInPipe;
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// Initialized to one in AddDevice.
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// Incremented by one for each pending request.
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// Decremented by one for each pending request.
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// Decremented by one in REMOVE_DEVICE.
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//
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ULONG PendingIoCount;
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// Set when PendingIoCount is decremented to zero
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//
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KEVENT RemoveEvent;
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// DriverFlags read from regisry
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//
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ULONG DriverFlags;
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// NonRemovable read from regisry
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//
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ULONG NonRemovable;
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// Various DF_xxxx flags
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//
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ULONG DeviceFlags;
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// Various DHF_xxxx flags
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//
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ULONG DeviceHackFlags;
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// SpinLock which protects DeviceFlags
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//
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KSPIN_LOCK ExtensionDataSpinLock;
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// Current system power state
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//
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SYSTEM_POWER_STATE SystemPowerState;
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// Current device power state
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//
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DEVICE_POWER_STATE DevicePowerState;
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// Current power Irp, set by USBSTOR_FdoSetPower(), used by
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// USBSTOR_FdoSetPowerCompletion().
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//
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PIRP CurrentPowerIrp;
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// Set when the DevicePowerState >PowerDeviceD0 Irp is ready to be passed
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// down the stack.
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//
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KEVENT PowerDownEvent;
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ULONG SrbTimeout;
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PIRP PendingIrp;
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KEVENT CancelEvent;
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// Work Item used to issue Reset Pipe / Reset Port requests at PASSIVE_LEVEL
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//
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PIO_WORKITEM IoWorkItem;
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// URB used for ADSC Control Transfer and associated Bulk Transfer.
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// ADSC requests are serialized through StartIo so no need to protect
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// access to this single URB.
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//
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union
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{
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struct _URB_CONTROL_VENDOR_OR_CLASS_REQUEST ControlUrb;
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struct _URB_BULK_OR_INTERRUPT_TRANSFER BulkIntrUrb;
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} Urb;
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// Original Srb saved here by USBSTOR_StartIo()
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//
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PSCSI_REQUEST_BLOCK OriginalSrb;
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// Original CDB saved here by USBSTOR_TranslateCDB()
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//
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UCHAR OriginalCDB[16];
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union
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{
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// Fields used only for Control/Bulk/Interrupt devices
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//
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struct _CONTROL_BULK_INT
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{
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// Commmand completion interrupt data transferred here
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//
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USHORT InterruptData;
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// CDB for issuing a Request Sense when there is an error
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//
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UCHAR RequestSenseCDB[12];
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// Buffer for receiving Request Sense sense data when the Srb
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// doesn't have a sense buffer.
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//
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SENSE_DATA SenseData;
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} Cbi;
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// Fields used only for Bulk Only devices
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//
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struct _BULK_ONLY
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{
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union
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{
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// Command Block Wrapper
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//
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CBW Cbw;
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// Command Status Wrapper
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//
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CSW Csw;
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// Workaround for USB 2.0 controller Data Toggle / Babble bug
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//
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UCHAR MaxPacketSize[512];
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} CbwCsw;
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// How many times a STALL is seen trying to retrieve CSW
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//
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ULONG StallCount;
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// Srb used by USBSTOR_IssueRequestSense()
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//
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SCSI_REQUEST_BLOCK InternalSrb;
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} BulkOnly;
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};
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BOOLEAN LastSenseWasReset;
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BOOLEAN DeviceIsHighSpeed;
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} FDO_DEVICE_EXTENSION, *PFDO_DEVICE_EXTENSION;
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// Device Extension for the PDO we we enumerate as a child of the FDO
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// attached on top of the USB enumerated PDO.
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//
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typedef struct _PDO_DEVICE_EXTENSION
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{
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// USBSTOR_DO_TYPE_PDO
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//
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ULONG Type;
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// Back pointer to PDO Device Object to which this Device Extension
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// is attached.
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//
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PDEVICE_OBJECT PdoDeviceObject;
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// Parent FDO that enumerated us
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//
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PDEVICE_OBJECT ParentFDO;
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// List of child PDOs enumerated from parent FDO
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//
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LIST_ENTRY ListEntry;
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// PnP Device State
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//
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DEVICE_STATE DeviceState;
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// Current system power state
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//
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SYSTEM_POWER_STATE SystemPowerState;
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// Current device power state
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//
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DEVICE_POWER_STATE DevicePowerState;
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// Current power Irp, set by USBSTOR_PdoSetPower(), used by
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// USBSTOR_PdoSetPowerCompletion().
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//
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PIRP CurrentPowerIrp;
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BOOLEAN Claimed;
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BOOLEAN IsFloppy;
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// LUN value which is used in bCBWLUN
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//
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UCHAR LUN;
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// Data returned by an Inquiry command. We are only interested in the
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// first 36 bytes, not the whole 96 bytes.
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//
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UCHAR InquiryDataBuffer[INQUIRYDATABUFFERSIZE];
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} PDO_DEVICE_EXTENSION, *PPDO_DEVICE_EXTENSION;
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//*****************************************************************************
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//
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// F U N C T I O N P R O T O T Y P E S
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//
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//*****************************************************************************
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//
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// USBMASS.C
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//
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NTSTATUS
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DriverEntry (
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IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegistryPath
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);
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VOID
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USBSTOR_Unload (
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IN PDRIVER_OBJECT DriverObject
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);
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NTSTATUS
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USBSTOR_AddDevice (
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IN PDRIVER_OBJECT DriverObject,
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IN PDEVICE_OBJECT PhysicalDeviceObject
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);
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VOID
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USBSTOR_QueryFdoParams (
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IN PDEVICE_OBJECT DeviceObject
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);
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NTSTATUS
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USBSTOR_Power (
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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USBSTOR_FdoSetPower (
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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VOID
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USBSTOR_FdoSetPowerCompletion(
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IN PDEVICE_OBJECT DeviceObject,
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IN UCHAR MinorFunction,
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IN POWER_STATE PowerState,
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IN PVOID Context,
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IN PIO_STATUS_BLOCK IoStatus
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);
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NTSTATUS
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USBSTOR_FdoSetPowerD0Completion (
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN PVOID NotUsed
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);
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NTSTATUS
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USBSTOR_PdoSetPower (
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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VOID
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USBSTOR_PdoSetPowerCompletion(
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IN PDEVICE_OBJECT DeviceObject,
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IN UCHAR MinorFunction,
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IN POWER_STATE PowerState,
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IN PVOID Context,
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IN PIO_STATUS_BLOCK IoStatus
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);
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NTSTATUS
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USBSTOR_SystemControl (
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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USBSTOR_Pnp (
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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USBSTOR_FdoStartDevice (
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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USBSTOR_GetDescriptors (
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IN PDEVICE_OBJECT DeviceObject
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);
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USBSTOR_GetStringDescriptors (
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IN PDEVICE_OBJECT DeviceObject
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);
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VOID
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USBSTOR_AdjustConfigurationDescriptor (
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IN PDEVICE_OBJECT DeviceObject,
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IN PUSB_CONFIGURATION_DESCRIPTOR ConfigDesc,
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OUT PUSB_INTERFACE_DESCRIPTOR *InterfaceDesc,
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OUT PLONG BulkInIndex,
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OUT PLONG BulkOutIndex,
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OUT PLONG InterruptInIndex
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);
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NTSTATUS
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USBSTOR_GetPipes (
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IN PDEVICE_OBJECT DeviceObject
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);
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NTSTATUS
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USBSTOR_CreateChildPDO (
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IN PDEVICE_OBJECT FdoDeviceObject,
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IN UCHAR Lun
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);
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NTSTATUS
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USBSTOR_FdoStopDevice (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_FdoRemoveDevice (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_FdoQueryStopRemoveDevice (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_FdoCancelStopRemoveDevice (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_FdoQueryDeviceRelations (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_FdoQueryCapabilities (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_PdoStartDevice (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_PdoRemoveDevice (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_PdoQueryID (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
PCHAR
|
|
USBSTOR_PdoDeviceTypeString (
|
|
IN PDEVICE_OBJECT DeviceObject
|
|
);
|
|
|
|
PCHAR
|
|
USBSTOR_PdoGenericTypeString (
|
|
IN PDEVICE_OBJECT DeviceObject
|
|
);
|
|
|
|
VOID
|
|
CopyField (
|
|
IN PUCHAR Destination,
|
|
IN PUCHAR Source,
|
|
IN ULONG Count,
|
|
IN UCHAR Change
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_StringArrayToMultiSz(
|
|
PUNICODE_STRING MultiString,
|
|
PCSTR StringArray[]
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_PdoQueryDeviceId (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
OUT PUNICODE_STRING UnicodeString
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_PdoQueryHardwareIds (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
OUT PUNICODE_STRING UnicodeString
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_PdoQueryCompatibleIds (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
OUT PUNICODE_STRING UnicodeString
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_PdoQueryDeviceText (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_PdoBusQueryInstanceId (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
OUT PUNICODE_STRING UnicodeString
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_PdoQueryDeviceRelations (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_PdoQueryCapabilities (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_SyncPassDownIrp (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_SyncCompletionRoutine (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN PVOID Context
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_SyncSendUsbRequest (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PURB Urb
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_GetDescriptor (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN UCHAR Recipient,
|
|
IN UCHAR DescriptorType,
|
|
IN UCHAR Index,
|
|
IN USHORT LanguageId,
|
|
IN ULONG RetryCount,
|
|
IN ULONG DescriptorLength,
|
|
OUT PUCHAR *Descriptor
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_GetMaxLun (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
OUT PUCHAR MaxLun
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_SelectConfiguration (
|
|
IN PDEVICE_OBJECT DeviceObject
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_UnConfigure (
|
|
IN PDEVICE_OBJECT DeviceObject
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_ResetPipe (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN USBD_PIPE_HANDLE Pipe
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_AbortPipe (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN USBD_PIPE_HANDLE Pipe
|
|
);
|
|
|
|
|
|
//
|
|
// OCRW.C
|
|
//
|
|
|
|
NTSTATUS
|
|
USBSTOR_Create (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_Close (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_ReadWrite (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
//
|
|
// SCSI.C
|
|
//
|
|
|
|
NTSTATUS
|
|
USBSTOR_DeviceControl (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_Scsi (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
VOID
|
|
USBSTOR_StartIo (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
VOID
|
|
USBSTOR_TimerTick (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PVOID NotUsed
|
|
);
|
|
|
|
NTSTATUS
|
|
USBSTOR_GetInquiryData (
|
|
IN PDEVICE_OBJECT DeviceObject
|
|
);
|
|
|
|
BOOLEAN
|
|
USBSTOR_IsFloppyDevice (
|
|
PDEVICE_OBJECT DeviceObject
|
|
);
|