dev/ic/aic7xxx_openbsd.c

60 	NULL, "ahc", DV_DULL
71 ahc_attach(struct ahc_softc *ahc)
81 		ahc_controller_info(ahc, ahc_info, sizeof ahc_info);
82 		printf("%s: %s\n", ahc->sc_dev.dv_xname, ahc_info);
86 	ahc_intr_enable(ahc, TRUE);
88 	if (ahc->flags & AHC_RESET_BUS_A)
89 		ahc_reset_channel(ahc, 'A', TRUE);
90 	if ((ahc->features & AHC_TWIN) && ahc->flags & AHC_RESET_BUS_B)
91 		ahc_reset_channel(ahc, 'B', TRUE);
93 	saa.saa_adapter_buswidth = (ahc->features & AHC_WIDE) ? 16 :8;
94 	saa.saa_adapter_softc = ahc;
98 	saa.saa_pool = &ahc->sc_iopool;
101 	if ((ahc->flags & AHC_PRIMARY_CHANNEL) == 0) {
102 		saa.saa_adapter_target = ahc->our_id;
103 		ahc->sc_child = (struct scsibus_softc *)config_found(
104 		    (void *)&ahc->sc_dev, &saa, scsiprint);
105 		if (ahc->features & AHC_TWIN) {
106 			saa.saa_adapter_target = ahc->our_id_b;
107 			ahc->sc_child_b = (struct scsibus_softc *)config_found(
108 			    (void *)&ahc->sc_dev, &saa, scsiprint);
111 		if (ahc->features & AHC_TWIN) {
112 			saa.saa_adapter_target = ahc->our_id_b;
113 			ahc->sc_child = (struct scsibus_softc *)config_found(
114 			    (void *)&ahc->sc_dev, &saa, scsiprint);
116 		saa.saa_adapter_target = ahc->our_id;
117 		ahc->sc_child_b = (struct scsibus_softc *)config_found(
118 		    (void *)&ahc->sc_dev, &saa, scsiprint);
131 	struct	ahc_softc *ahc = (struct ahc_softc *)arg;
133 	bus_dmamap_sync(ahc->parent_dmat, ahc->scb_data->hscb_dmamap,
134 	    0, ahc->scb_data->hscb_dmamap->dm_mapsize,
137 	return ahc_intr(ahc);
146 ahc_done(struct ahc_softc *ahc, struct scb *scb)
150 	bus_dmamap_sync(ahc->parent_dmat, ahc->scb_data->hscb_dmamap,
151 	    0, ahc->scb_data->hscb_dmamap->dm_mapsize,
159 		target_offset = SCB_GET_TARGET_OFFSET(ahc, scb);
160 		untagged_q = &ahc->untagged_queues[target_offset];
163 		ahc_run_untagged_queue(ahc, untagged_q);
175 		bus_dmamap_sync(ahc->parent_dmat, scb->dmamap, 0,
177 		bus_dmamap_unload(ahc->parent_dmat, scb->dmamap);
237 		memcpy(&xs->sense, ahc_get_sense_buf(ahc, scb),
248 	struct ahc_softc *ahc;
255 	printf("%s: ahc_action\n", ahc_name(ahc));
257 	ahc = xs->sc_link->bus->sb_adapter_softc;
260 	our_id = SCSI_SCSI_ID(ahc, xs->sc_link);
272 	ahc->scb_data->scbindex[hscb->tag] = NULL;
275 	printf("%s: start scb(%p)\n", ahc_name(ahc), scb);
284 	hscb->scsiid = BUILD_SCSIID(ahc, xs->sc_link, target_id, our_id);
294 	ahc_setup_data(ahc, xs, scb);
302 	struct	ahc_softc *ahc;
313 	ahc = xs->sc_link->bus->sb_adapter_softc;
348 		bus_dmamap_sync(ahc->parent_dmat, scb->dmamap, 0,
354 		bus_dmamap_sync(ahc->parent_dmat, scb->sg_map->sg_dmamap,
371 	tinfo = ahc_fetch_transinfo(ahc, SCSIID_CHANNEL(ahc, scb->hscb->scsiid),
373 				    SCSIID_TARGET(ahc, scb->hscb->scsiid),
376 	mask = SCB_GET_TARGET_MASK(ahc, scb);
394 	bus_dmamap_sync(ahc->parent_dmat, ahc->scb_data->hscb_dmamap,
395 	    0, ahc->scb_data->hscb_dmamap->dm_mapsize,
398 	LIST_INSERT_HEAD(&ahc->pending_scbs, scb, pending_links);
414 	    && (ahc->flags & AHC_SCB_BTT) == 0) {
418 		target_offset = SCB_GET_TARGET_OFFSET(ahc, scb);
419 		untagged_q = &(ahc->untagged_queues[target_offset]);
435 		ahc->scb_data->scbindex[scb->hscb->tag] = scb;
436 		ahc_pause(ahc);
437 		if ((ahc->flags & AHC_PAGESCBS) == 0)
438 			ahc_outb(ahc, SCBPTR, scb->hscb->tag);
439 		ahc_outb(ahc, TARG_IMMEDIATE_SCB, scb->hscb->tag);
440 		ahc_unpause(ahc);
442 		ahc_queue_scb(ahc, scb);
446 		if (ahc->inited_target[xs->sc_link->target] == 0) {
449 			ahc_adapter_req_set_xfer_mode(ahc, scb);
450 			ahc_scb_devinfo(ahc, &devinfo, scb);
451 			ahc_update_neg_request(ahc, &devinfo, tstate, tinfo,
454 			ahc->inited_target[xs->sc_link->target] = 1;
465 	printf("%s: cmd_poll\n", ahc_name(ahc));
469 		if (ahc_poll(ahc, xs->timeout)) {
481 ahc_poll(struct ahc_softc *ahc, int wait)
485 		if (ahc_inb(ahc, INTSTAT) & INT_PEND)
490 		printf("%s: board is not responding\n", ahc_name(ahc));
494 	ahc_intr((void *)ahc);
499 ahc_setup_data(struct ahc_softc *ahc, struct scsi_xfer *xs,
526                 error = bus_dmamap_load(ahc->parent_dmat,
535 			       ahc_name(ahc), error);
552 	struct	ahc_softc *ahc;
558 	ahc = scb->xs->sc_link->bus->sb_adapter_softc;
563 	printf("%s: SCB %d timed out\n", ahc_name(ahc), scb->hscb->tag);
564 	ahc_dump_card_state(ahc);
567 	ahc_pause(ahc);
570 		channel = SCB_GET_CHANNEL(ahc, scb);
577 		LIST_FOREACH(list_scb, &ahc->pending_scbs, pending_links) {
581 		found = ahc_reset_channel(ahc, channel, /*Initiate Reset*/TRUE);
584 		    ahc_name(ahc), channel, found);
588 	ahc_unpause(ahc);
594 ahc_platform_set_tags(struct ahc_softc *ahc,
599 	ahc_fetch_transinfo(ahc, devinfo->channel, devinfo->our_scsiid,
622 ahc_send_async(struct ahc_softc *ahc, char channel, u_int target, u_int lun,
629 ahc_adapter_req_set_xfer_mode(struct ahc_softc *ahc, struct scb *scb)
641 	ahc_scb_devinfo(ahc, &devinfo, scb);
643 	tinfo = ahc_fetch_transinfo(ahc, devinfo.channel,
646 	tstate->discenable |= (ahc->user_discenable & devinfo.target_mask);
650 	else if (ahc->user_tagenable & devinfo.target_mask)
658 	ahc_validate_width(ahc, NULL, &width, ROLE_UNKNOWN);
661 	ahc_set_width(ahc, &devinfo, width, AHC_TRANS_GOAL, FALSE);
681 	syncrate = ahc_find_syncrate(ahc, &period, &ppr_options,
683 	ahc_validate_offset(ahc, NULL, syncrate, &offset, width,
696 	ahc_set_syncrate(ahc, &devinfo, syncrate, period, offset, ppr_options,
708 	struct ahc_softc *ahc = xahc;
711 	mtx_enter(&ahc->sc_scb_mtx);
712 	scb = SLIST_FIRST(&ahc->scb_data->free_scbs);
715 		SLIST_REMOVE_HEAD(&ahc->scb_data->free_scbs, links.sle);
717 	mtx_leave(&ahc->sc_scb_mtx);
728 	struct ahc_softc *ahc = xahc;
734 	ahc->scb_data->scbindex[hscb->tag] = NULL;
738 	mtx_enter(&ahc->sc_scb_mtx);
739 	SLIST_INSERT_HEAD(&ahc->scb_data->free_scbs, scb, links.sle);
740 	mtx_leave(&ahc->sc_scb_mtx);
743 	ahc_platform_scb_free(ahc, scb);