SCSI_REV_SPC4
if (SID_ANSI_REV(&cgd->inq_data) >= SCSI_REV_SPC4)
cpi->protocol_version = SCSI_REV_SPC4;
cts->protocol_version = SCSI_REV_SPC4;
cpi->protocol_version = SCSI_REV_SPC4;
ccb->cts.protocol_version = SCSI_REV_SPC4;