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ScsiPortReadPortUlong function (srb.h)

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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

SCSIPORT_API ULONG ScsiPortReadPortUlong(
  [in] PULONG Port
);

Parameters

[in] Port

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

Requirement Value
Target Platform Desktop
Header srb.h (include Miniport.h, Scsi.h, Storport.h)
Library Scsiport.lib

See also

ScsiPortGetDeviceBase