ScsiPortReadPortUlong routine

The ScsiPortReadPortUlong routine reads a ULONG value from the HBA.

Note  The SCSI port driver and SCSI miniport driver models may be altered or unavailable in the future. Instead, we recommend using the Storport driver and Storport miniport driver models.
 

Syntax


ULONG ScsiPortReadPortUlong(
  _In_ PULONG Port
);

Parameters

Port [in]

Pointer to the I/O port. The given Port must be in a mapped I/O-space range returned by ScsiPortGetDeviceBase.

Return value

ScsiPortReadPortUlong returns a ULONG value from the HBA's I/O port.

Remarks

ScsiPortReadPortUlong ensures that the data is transferred correctly.

Requirements

Target platform

Desktop

Header

Srb.h (include Miniport.h or Scsi.h)

Library

Scsiport.lib

See also

ScsiPortGetDeviceBase

 

 

Send comments about this topic to Microsoft

Show: