152 ad1848_isa_mapprobe(struct ad1848_isa_softc *isc, int iobase)  in ad1848_isa_mapprobe()  argument
156 	sc = &isc->sc_ad1848;  in ad1848_isa_mapprobe()
168 	if (!ad1848_isa_probe(isc)) {  in ad1848_isa_mapprobe()
179 ad1848_isa_probe(struct ad1848_isa_softc *isc)  in ad1848_isa_probe()  argument
185 	sc = &isc->sc_ad1848;  in ad1848_isa_probe()
427 ad1848_isa_unmap(struct ad1848_isa_softc *isc)  in ad1848_isa_unmap()  argument
431 	sc = &isc->sc_ad1848;  in ad1848_isa_unmap()
440 ad1848_isa_attach(struct ad1848_isa_softc *isc)  in ad1848_isa_attach()  argument
445 	sc = &isc->sc_ad1848;  in ad1848_isa_attach()
449 	if (isc->sc_playdrq != -1) {  in ad1848_isa_attach()
450 		isc->sc_play_maxsize = isa_dmamaxsize(isc->sc_ic,  in ad1848_isa_attach()
451 		    isc->sc_playdrq);  in ad1848_isa_attach()
452 		error = isa_dmamap_create(isc->sc_ic, isc->sc_playdrq,  in ad1848_isa_attach()
453 		    isc->sc_play_maxsize, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW);  in ad1848_isa_attach()
456 			    isc->sc_playdrq);  in ad1848_isa_attach()
460 	if (isc->sc_recdrq != -1 && isc->sc_recdrq != isc->sc_playdrq) {  in ad1848_isa_attach()
461 		isc->sc_rec_maxsize = isa_dmamaxsize(isc->sc_ic,  in ad1848_isa_attach()
462 		    isc->sc_recdrq);  in ad1848_isa_attach()
463 		error = isa_dmamap_create(isc->sc_ic, isc->sc_recdrq,  in ad1848_isa_attach()
464 		    isc->sc_rec_maxsize, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW);  in ad1848_isa_attach()
467 			    isc->sc_recdrq);  in ad1848_isa_attach()
468 			isa_dmamap_destroy(isc->sc_ic, isc->sc_playdrq);  in ad1848_isa_attach()
479 	struct ad1848_isa_softc *isc;  in ad1848_isa_open()  local
483 	isc = addr;  in ad1848_isa_open()
484 	sc = &isc->sc_ad1848;  in ad1848_isa_open()
485 	DPRINTF(("ad1848_isa_open: sc=%p\n", isc));  in ad1848_isa_open()
488 	if (isc->sc_playdrq != -1) {  in ad1848_isa_open()
489 		error = isa_drq_alloc(isc->sc_ic, isc->sc_playdrq);  in ad1848_isa_open()
494 	if (isc->sc_recdrq != -1 && isc->sc_recdrq != isc->sc_playdrq) {  in ad1848_isa_open()
495 		error = isa_drq_alloc(isc->sc_ic, isc->sc_recdrq);  in ad1848_isa_open()
503 	if (isc->powerctl) {  in ad1848_isa_open()
505 		isc->powerctl(isc->powerarg, flags);  in ad1848_isa_open()
515 		if (isc->powerctl) {  in ad1848_isa_open()
517 			isc->powerctl(isc->powerarg, 0);  in ad1848_isa_open()
528 		isa_drq_free(isc->sc_ic, isc->sc_playdrq);  in ad1848_isa_open()
530 		isa_drq_free(isc->sc_ic, isc->sc_recdrq);  in ad1848_isa_open()
538 	struct ad1848_isa_softc *isc;  in ad1848_isa_close()  local
542 	isc = addr;  in ad1848_isa_close()
543 	sc = &isc->sc_ad1848;  in ad1848_isa_close()
548 	if (isc->powerctl) {  in ad1848_isa_close()
550 		isc->powerctl(isc->powerarg, 0);  in ad1848_isa_close()
554 	if (isc->sc_playdrq != -1)  in ad1848_isa_close()
555 		isa_drq_free(isc->sc_ic, isc->sc_playdrq);  in ad1848_isa_close()
556 	if (isc->sc_recdrq != -1 && isc->sc_recdrq != isc->sc_playdrq)  in ad1848_isa_close()
557 		isa_drq_free(isc->sc_ic, isc->sc_recdrq);  in ad1848_isa_close()
569 	struct ad1848_isa_softc *isc;  in ad1848_isa_trigger_input()  local
573 	isc = addr;  in ad1848_isa_trigger_input()
574 	sc = &isc->sc_ad1848;  in ad1848_isa_trigger_input()
575 	isa_dmastart(isc->sc_ic, isc->sc_recdrq, start,  in ad1848_isa_trigger_input()
579 	isc->sc_recrun = 1;  in ad1848_isa_trigger_input()
580 	if (sc->mode == 2 && isc->sc_playdrq != isc->sc_recdrq) {  in ad1848_isa_trigger_input()
581 		isc->sc_rintr = intr;  in ad1848_isa_trigger_input()
582 		isc->sc_rarg = arg;  in ad1848_isa_trigger_input()
584 		isc->sc_pintr = intr;  in ad1848_isa_trigger_input()
585 		isc->sc_parg = arg;  in ad1848_isa_trigger_input()
618 	struct ad1848_isa_softc *isc;  in ad1848_isa_trigger_output()  local
622 	isc = addr;  in ad1848_isa_trigger_output()
623 	sc = &isc->sc_ad1848;  in ad1848_isa_trigger_output()
624 	isa_dmastart(isc->sc_ic, isc->sc_playdrq, start,  in ad1848_isa_trigger_output()
628 	isc->sc_playrun = 1;  in ad1848_isa_trigger_output()
629 	isc->sc_pintr = intr;  in ad1848_isa_trigger_output()
630 	isc->sc_parg = arg;  in ad1848_isa_trigger_output()
654 	struct ad1848_isa_softc *isc;  in ad1848_isa_halt_input()  local
657 	isc = addr;  in ad1848_isa_halt_input()
658 	sc = &isc->sc_ad1848;  in ad1848_isa_halt_input()
659 	if (isc->sc_recrun) {  in ad1848_isa_halt_input()
661 		isa_dmaabort(isc->sc_ic, isc->sc_recdrq);  in ad1848_isa_halt_input()
662 		isc->sc_recrun = 0;  in ad1848_isa_halt_input()
671 	struct ad1848_isa_softc *isc;  in ad1848_isa_halt_output()  local
674 	isc = addr;  in ad1848_isa_halt_output()
675 	sc = &isc->sc_ad1848;  in ad1848_isa_halt_output()
676 	if (isc->sc_playrun) {  in ad1848_isa_halt_output()
681 		isa_dmaabort(isc->sc_ic, isc->sc_playdrq);  in ad1848_isa_halt_output()
682 		isc->sc_playrun = 0;  in ad1848_isa_halt_output()
691 	struct ad1848_isa_softc *isc;  in ad1848_isa_intr()  local
696 	isc = arg;  in ad1848_isa_intr()
697 	sc = &isc->sc_ad1848;  in ad1848_isa_intr()
708 		    isc->sc_pintr, isc->sc_rintr, status);  in ad1848_isa_intr()
710 	isc->sc_interrupts++;  in ad1848_isa_intr()
714 		if (sc->mode == 2 && isc->sc_playdrq != isc->sc_recdrq) {  in ad1848_isa_intr()
716 			if ((status & CS_IRQ_PI) && isc->sc_playrun) {  in ad1848_isa_intr()
717 				(*isc->sc_pintr)(isc->sc_parg);  in ad1848_isa_intr()
720 			if ((status & CS_IRQ_CI) && isc->sc_recrun) {  in ad1848_isa_intr()
721 				(*isc->sc_rintr)(isc->sc_rarg);  in ad1848_isa_intr()
725 			if (isc->sc_playrun) {  in ad1848_isa_intr()
726 				(*isc->sc_pintr)(isc->sc_parg);  in ad1848_isa_intr()
743 	struct ad1848_isa_softc *isc;  in ad1848_isa_malloc()  local
746 	isc = addr;  in ad1848_isa_malloc()
748 		drq = isc->sc_playdrq;  in ad1848_isa_malloc()
750 		drq = isc->sc_recdrq;  in ad1848_isa_malloc()
751 	return isa_malloc(isc->sc_ic, drq, size, M_DEVBUF, M_WAITOK);  in ad1848_isa_malloc()
764 	struct ad1848_isa_softc *isc;  in ad1848_isa_round_buffersize()  local
767 	isc = addr;  in ad1848_isa_round_buffersize()
769 		maxsize = isc->sc_play_maxsize;  in ad1848_isa_round_buffersize()
770 	else if (isc->sc_recdrq == isc->sc_playdrq)  in ad1848_isa_round_buffersize()
771 		maxsize = isc->sc_play_maxsize;  in ad1848_isa_round_buffersize()
773 		maxsize = isc->sc_rec_maxsize;  in ad1848_isa_round_buffersize()
783 	struct ad1848_isa_softc *isc;  in ad1848_isa_get_props()  local
785 	isc = addr;  in ad1848_isa_get_props()
787 		(isc->sc_playdrq != isc->sc_recdrq ? AUDIO_PROP_FULLDUPLEX : 0);  in ad1848_isa_get_props()