dev/ct/ct.c

428 ct_targ_init(struct ct_softc *ct, struct targ_info *ti, int action)
430 	struct ct_targ_info *cti = (void *) ti;
442 			ti->ti_maxsynch.offset = 5;
447 			ti->ti_maxsynch.offset = 12;
452 			ti->ti_maxsynch.offset = 12;
456 		ti->ti_maxsynch.period = ct->sc_sdp[0].cs_period;
457 		ti->ti_width = SCSI_LOW_BUS_WIDTH_8;
501 	struct targ_info *ti = slp->sl_Tnexus;
519 	    scsi_low_is_msgout_continue(ti, SCSI_LOW_MSG_IDENTIFY) == 0)
535 		(void) scsi_low_msgout(slp, ti, SCSI_LOW_MSGOUT_INIT);
536 		scsi_low_cmd(slp, ti);
559 			SCSI_LOW_SETUP_PHASE(ti, PH_SELSTART);
568 ct_msg(struct ct_softc *ct, struct targ_info *ti, u_int msg)
571 	struct ct_targ_info *cti = (void *) ti;
578 		if (ti->ti_width != SCSI_LOW_BUS_WIDTH_8)
580 			ti->ti_width = SCSI_LOW_BUS_WIDTH_8;
589 	offset = ti->ti_maxsynch.offset;
590 	period = ti->ti_maxsynch.period;
597 	if (ti->ti_maxsynch.period != 0 && csp->cs_period == 0)
599 		ti->ti_maxsynch.period = 0;
600 		ti->ti_maxsynch.offset = 0;
611 		(*ct->ct_synch_setup) (ct, ti);
736 	struct targ_info *ti = slp->sl_Tnexus;
747 			if (ti->ti_phase == PH_MSGIN)
766 			scsi_low_disconnected(slp, ti);
783 	struct targ_info *ti;
794 	if ((ti = scsi_low_reselected(slp, sid)) == NULL)
801 	SCSI_LOW_SETUP_PHASE(ti, PH_MSGIN);
803 	if (scsi_low_msgin(slp, ti, (u_int) regv) == 0)
805 		if (scsi_low_is_msgout_continue(ti, 0) != 0)
826 	struct targ_info *ti = slp->sl_Tnexus;
827 	struct ct_targ_info *cti = (void *) ti;
830 		ct_cr_write_1(chp, wd3s_did, ti->ti_id);
832 		ct_cr_write_1(chp, wd3s_did, ti->ti_id | DIDR_DPD);
858 	struct targ_info *ti = slp->sl_Tnexus;
859 	struct ct_targ_info *cti = (void *) ti;
870 		ct_cr_write_1(chp, wd3s_did, ti->ti_id);
872 		ct_cr_write_1(chp, wd3s_did, ti->ti_id | DIDR_DPD);
925 	struct targ_info *ti;
955 	if ((ti = slp->sl_Tnexus) == NULL)
980 	switch (ti->ti_phase)
991 			SCSI_LOW_SETUP_PHASE(ti, PH_SELECTED);
997 			SCSI_LOW_SETUP_PHASE(ti, PH_MSGOUT); /* XXX */
1050 			SCSI_LOW_SETUP_PHASE(ti, PH_DATA);
1051 			if (scsi_low_data(slp, ti, &bp, SCSI_LOW_WRITE) != 0)
1058 			SCSI_LOW_SETUP_PHASE(ti, PH_DATA);
1059 			if (scsi_low_data(slp, ti, &bp, SCSI_LOW_READ) != 0)
1115 			SCSI_LOW_SETUP_PHASE(ti, PH_CMD);
1116 			if (scsi_low_cmd(slp, ti) != 0)
1131 			SCSI_LOW_SETUP_PHASE(ti, PH_STAT);
1134 				if (scsi_low_is_msgout_continue(ti, 0) != 0 ||
1139 					scsi_low_statusin(slp, ti,
1152 				scsi_low_statusin(slp, ti, regv | derror);
1160 			scsi_low_print(slp, ti);
1164 			SCSI_LOW_SETUP_PHASE(ti, PH_MSGOUT);
1166 		        if (ti->ti_ophase != ti->ti_phase)
1168 			len = scsi_low_msgout(slp, ti, flags);
1175 			if (ct_xfer(ct, ti->ti_msgoutstr, len,
1186 			SCSI_LOW_SETUP_PHASE(ti, PH_MSGIN);
1189 			if (scsi_low_msgin(slp, ti, regv | derror) == 0)
1191 				if (scsi_low_is_msgout_continue(ti, 0) != 0)
1214 			SCSI_LOW_SETUP_PHASE(ti, PH_MSGIN);
1216 			scsi_low_msgin(slp, ti, MSG_SAVESP);
1224 			SCSI_LOW_SETUP_PHASE(ti, PH_STAT);
1225 			scsi_low_statusin(slp, ti, ct_cr_read_1(chp, wd3s_lun));
1227 			SCSI_LOW_SETUP_PHASE(ti, PH_MSGIN);
1228 			scsi_low_msgin(slp, ti, MSG_COMP);
1230 			scsi_low_disconnected(slp, ti);
1257 				SCSI_LOW_SETUP_PHASE(ti, PH_MSGIN);
1258 				scsi_low_msgin(slp, ti, MSG_DISCON);
1260 			scsi_low_disconnected(slp, ti);