ISP_HA_SCSI_1240
#define IS_1020(isp) (isp->isp_type < ISP_HA_SCSI_1240)
#define IS_1240(isp) (isp->isp_type == ISP_HA_SCSI_1240)
isp->isp_type = ISP_HA_SCSI_1240;