dev/aic7xxx/aic7xxx_osm.c

66 			       struct ccb_scsiio *csio, struct scb *scb);
311  * We have an scb which has been processed by the
316 ahc_done(struct ahc_softc *ahc, struct scb *scb)
320 	CAM_DEBUG(scb->io_ctx->ccb_h.path, CAM_DEBUG_TRACE,
321 		  ("ahc_done - scb %d\n", scb->hscb->tag));
323 	ccb = scb->io_ctx;
324 	LIST_REMOVE(scb, pending_links);
325 	if ((scb->flags & SCB_TIMEDOUT) != 0)
326 		LIST_REMOVE(scb, timedout_links);
327 	if ((scb->flags & SCB_UNTAGGEDQ) != 0) {
331 		target_offset = SCB_GET_TARGET_OFFSET(ahc, scb);
333 		TAILQ_REMOVE(untagged_q, scb, links.tqe);
334 		scb->flags &= ~SCB_UNTAGGEDQ;
338 	callout_stop(&scb->io_timer);
347 		bus_dmamap_sync(ahc->buffer_dmat, scb->dmamap, op);
348 		bus_dmamap_unload(ahc->buffer_dmat, scb->dmamap);
375 		if (aic_get_transaction_status(scb) == CAM_REQ_INPROG)
378 		ahc_free_scb(ahc, scb);
387 	if ((scb->flags & SCB_RECOVERY_SCB) != 0) {
388 		struct	scb *list_scb;
392 		if (aic_get_transaction_status(scb) == CAM_BDR_SENT
393 		 || aic_get_transaction_status(scb) == CAM_REQ_ABORTED)
394 			aic_set_transaction_status(scb, CAM_CMD_TIMEOUT);
406 						    aic_get_timeout(scb));
409 			ahc_print_path(ahc, scb);
416 	if (aic_get_transaction_status(scb) == CAM_REQ_INPROG) {
418 	} else if ((scb->flags & SCB_SENSE) != 0) {
431 		       ahc_get_sense_buf(ahc, scb),
432 		       (aic_le32toh(scb->sg_list->len) & AHC_SG_LEN_MASK)
434 		scb->io_ctx->ccb_h.status |= CAM_AUTOSNS_VALID;
437 	ahc_free_scb(ahc, scb);
500 		struct	scb *scb;
512 		 * get an scb to use.
514 		if ((scb = ahc_get_scb(ahc)) == NULL) {
523 		hscb = scb->hscb;
526 			  ("start scb(%p)\n", scb));
527 		scb->io_ctx = ccb;
531 		ccb->ccb_h.ccb_scb_ptr = scb;
534 		 * Put all the arguments for the xfer in the scb
541 			scb->flags |= SCB_DEVICE_RESET;
543 			ahc_execute_scb(scb, NULL, 0, 0);
550 					scb->flags |= SCB_TARGET_IMMEDIATE;
552 				scb->flags |= SCB_TARGET_SCB;
567 			ahc_setup_data(ahc, sim, &ccb->csio, scb);
931 	struct	scb *scb;
938 	scb = (struct scb *)arg;
939 	ccb = scb->io_ctx;
940 	ahc = scb->ahc_softc;
944 			aic_set_transaction_status(scb, CAM_REQ_TOO_BIG);
946 			aic_set_transaction_status(scb, CAM_REQ_CMP_ERR);
948 			bus_dmamap_unload(ahc->buffer_dmat, scb->dmamap);
949 		ahc_free_scb(ahc, scb);
961 		sg = scb->sg_list;
979 		scb->hscb->sgptr = aic_htole32(scb->sg_list_phys|SG_FULL_RESID);
986 		bus_dmamap_sync(ahc->buffer_dmat, scb->dmamap, op);
991 			tdata = &scb->hscb->shared_data.tdata;
1018 					aic_set_transaction_status(scb,
1021 							  scb->dmamap);
1022 					ahc_free_scb(ahc, scb);
1035 		scb->hscb->dataptr = scb->sg_list->addr;
1036 		scb->hscb->datacnt = scb->sg_list->len;
1038 		scb->hscb->sgptr = aic_htole32(SG_LIST_NULL);
1039 		scb->hscb->dataptr = 0;
1040 		scb->hscb->datacnt = 0;
1043 	scb->sg_count = nsegments;
1049 	if (aic_get_transaction_status(scb) != CAM_REQ_INPROG) {
1051 			bus_dmamap_unload(ahc->buffer_dmat, scb->dmamap);
1052 		ahc_free_scb(ahc, scb);
1057 	tinfo = ahc_fetch_transinfo(ahc, SCSIID_CHANNEL(ahc, scb->hscb->scsiid),
1058 				    SCSIID_OUR_ID(scb->hscb->scsiid),
1059 				    SCSIID_TARGET(ahc, scb->hscb->scsiid),
1062 	mask = SCB_GET_TARGET_MASK(ahc, scb);
1063 	scb->hscb->scsirate = tinfo->scsirate;
1064 	scb->hscb->scsioffset = tinfo->curr.offset;
1066 		scb->hscb->control |= ULTRAENB;
1070 		scb->hscb->control |= DISCENB;
1076 		scb->flags |= SCB_NEGOTIATE;
1077 		scb->hscb->control |= MK_MESSAGE;
1079 		scb->flags |= SCB_AUTO_NEGOTIATE;
1080 		scb->hscb->control |= MK_MESSAGE;
1083 	LIST_INSERT_HEAD(&ahc->pending_scbs, scb, pending_links);
1093 	if ((scb->hscb->control & (TARGET_SCB|TAG_ENB)) == 0
1098 		target_offset = SCB_GET_TARGET_OFFSET(ahc, scb);
1100 		TAILQ_INSERT_TAIL(untagged_q, scb, links.tqe);
1101 		scb->flags |= SCB_UNTAGGEDQ;
1102 		if (TAILQ_FIRST(untagged_q) != scb) {
1106 	scb->flags |= SCB_ACTIVE;
1111 	aic_scb_timer_start(scb);
1113 	if ((scb->flags & SCB_TARGET_IMMEDIATE) != 0) {
1115 		ahc->scb_data->scbindex[scb->hscb->tag] = scb;
1118 			ahc_outb(ahc, SCBPTR, scb->hscb->tag);
1119 		ahc_outb(ahc, TARG_IMMEDIATE_SCB, scb->hscb->tag);
1122 		ahc_queue_scb(ahc, scb);
1137 	       struct ccb_scsiio *csio, struct scb *scb)
1143 	hscb = scb->hscb;
1154 				aic_set_transaction_status(scb,
1156 				ahc_free_scb(ahc, scb);
1164 				scb->flags |= SCB_CDB32_PTR;
1174 				scb->flags |= SCB_CDB32_PTR;
1184 				    scb->dmamap,
1187 				    scb,
1197 		scb->io_ctx->ccb_h.status |= CAM_RELEASE_SIMQ;