ScsiPortReadPortUlong function (srb.h)
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 |