reactos/drivers/storage/scsiport/scsiport_int.h

   1 /*
   2  * SCSI_PORT_TIMER_STATES
   3  *
   4  * DESCRIPTION
   5  *      An enumeration containing the states in the timer DFA
   6  */
   7 typedef enum _SCSI_PORT_TIMER_STATES
   8 {
   9   IDETimerIdle,
  10   IDETimerCmdWait,
  11   IDETimerResetWaitForBusyNegate,
  12   IDETimerResetWaitForDrdyAssert
  13 } SCSI_PORT_TIMER_STATES;
  14
  15
  16 typedef struct _SCSI_PORT_DEVICE_BASE
  17 {
  18   LIST_ENTRY List;
  19
  20   PVOID MappedAddress;
  21   ULONG NumberOfBytes;
  22   SCSI_PHYSICAL_ADDRESS IoAddress;
  23   ULONG SystemIoBusNumber;
  24 } SCSI_PORT_DEVICE_BASE, *PSCSI_PORT_DEVICE_BASE;
  25
  26
  27 typedef struct _SCSI_PORT_LUN_EXTENSION
  28 {
  29   LIST_ENTRY List;
  30
  31   UCHAR PathId;
  32   UCHAR TargetId;
  33   UCHAR Lun;
  34
  35   BOOLEAN DeviceClaimed;
  36   PDEVICE_OBJECT DeviceObject;
  37
  38   INQUIRYDATA InquiryData;
  39
  40   /* More data? */
  41
  42   UCHAR MiniportLunExtension[1]; /* must be the last entry */
  43 } SCSI_PORT_LUN_EXTENSION, *PSCSI_PORT_LUN_EXTENSION;
  44
  45
  46 /*
  47  * SCSI_PORT_DEVICE_EXTENSION
  48  *
  49  * DESCRIPTION
  50  *      First part of the port objects device extension. The second
  51  *      part is the miniport-specific device extension.
  52  */
  53
  54 typedef struct _SCSI_PORT_DEVICE_EXTENSION
  55 {
  56   ULONG Length;
  57   ULONG MiniPortExtensionSize;
  58   PORT_CONFIGURATION_INFORMATION PortConfig;
  59   ULONG PortNumber;
  60
  61   KSPIN_LOCK IrpLock;
  62   KSPIN_LOCK SpinLock;
  63   PKINTERRUPT Interrupt;
  64   PIRP                   CurrentIrp;
  65   ULONG IrpFlags;
  66
  67   SCSI_PORT_TIMER_STATES TimerState;
  68   LONG                   TimerCount;
  69
  70   BOOLEAN Initializing;
  71
  72   LIST_ENTRY DeviceBaseListHead;
  73
  74   ULONG LunExtensionSize;
  75   LIST_ENTRY LunExtensionListHead;
  76
  77   PIO_SCSI_CAPABILITIES PortCapabilities;
  78
  79   PDEVICE_OBJECT DeviceObject;
  80   PCONTROLLER_OBJECT ControllerObject;
  81
  82   PHW_STARTIO HwStartIo;
  83   PHW_INTERRUPT HwInterrupt;
  84
  85   PSCSI_REQUEST_BLOCK OriginalSrb;
  86   SCSI_REQUEST_BLOCK InternalSrb;
  87   SENSE_DATA InternalSenseData;
  88
  89   UCHAR MiniPortDeviceExtension[1]; /* must be the last entry */
  90 } SCSI_PORT_DEVICE_EXTENSION, *PSCSI_PORT_DEVICE_EXTENSION;