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Using the EFI SCSI Pass Thru Protocol
Version 1.10 12/01/02 G-3
//
// Get first Target ID and LUN on the SCSI channel
//
Target = 0xffffffff;
Lun = 0;
Status = ScsiPassThruProtocol->GetNextDevice(
ScsiPassThruProtocol,
&Target,
&Lun
);
//
// Loop through all the SCSI devices on the SCSI channel
//
while (!EFI_ERROR (Status)) {
//
// Blocking I/O example.
// Fill in Packet before calling PassThru()
//
Status = ScsiPassThruProtocol->PassThru(
ScsiPassThruProtocol,
Target,
Lun,
&Packet,
NULL
);
//
// Non Blocking I/O
// Fill in Packet and create Event before calling PassThru()
//
Status = ScsiPassThruProtocol->PassThru(
ScsiPassThruProtocol,
Target,
Lun,
&Packet,
&Event
);
//
// Get next Target ID and LUN on the SCSI channel
//
Status = ScsiPassThruProtocol->GetNextDevice(
ScsiPassThruProtocol,
&Target,
&Lun
);
}
return EFI_SUCCESS;
}