Cross Reference: /src/sys/arch/hp300/dev/nhpib.c

Lines Matching defs:hs
259 nhpibreset(struct hpibbus_softc *hs)
261 	struct nhpib_softc *sc = device_private(device_parent(hs->sc_dev));
265 	hd->hpib_ar = hs->sc_ba;
296 nhpibsend(struct hpibbus_softc *hs, int slave, int sec, void *ptr, int origcnt)
298 	struct nhpib_softc *sc = device_private(device_parent(hs->sc_dev));
307 	hd->hpib_data = talker_par[hs->sc_ba];
351 nhpibrecv(struct hpibbus_softc *hs, int slave, int sec, void *ptr, int origcnt)
353 	struct nhpib_softc *sc = device_private(device_parent(hs->sc_dev));
367 		hd->hpib_data = listnr_par[hs->sc_ba];
401 nhpibgo(struct hpibbus_softc *hs, int slave, int sec, void *ptr, int count,
404 	struct nhpib_softc *sc = device_private(device_parent(hs->sc_dev));
408 	hs->sc_flags |= HPIBF_IO;
410 		hs->sc_flags |= HPIBF_TIMO;
412 		hs->sc_flags |= HPIBF_READ;
414 	else if (hs->sc_flags & HPIBF_READ) {
416 		hs->sc_flags &= ~HPIBF_READ;
419 	hs->sc_count = count;
420 	hs->sc_addr = addr;
421 	if (hs->sc_flags & HPIBF_READ) {
422 		hs->sc_curcnt = count;
423 		dmago(hs->sc_dq->dq_chan, addr, count, DMAGO_BYTE|DMAGO_READ);
424 		nhpibrecv(hs, slave, sec, 0, 0);
429 			hs->sc_curcnt = count;
430 			nhpibsend(hs, slave, sec, addr, count);
431 			nhpibdone(hs);
434 		hs->sc_curcnt = --count;
435 		dmago(hs->sc_dq->dq_chan, addr, count, DMAGO_BYTE);
436 		nhpibsend(hs, slave, sec, 0, 0);
438 	hd->hpib_ie = IDS_IE | IDS_DMA(hs->sc_dq->dq_chan);
451 	struct hpibbus_softc *hs = arg;
452 	struct nhpib_softc *sc = device_private(device_parent(hs->sc_dev));
455 	if (hs->sc_flags & HPIBF_IO) {
461 		hs->sc_flags &= ~(HPIBF_DONE|HPIBF_IO|HPIBF_READ|HPIBF_TIMO);
462 		dmafree(hs->sc_dq);
464 		hq = TAILQ_FIRST(&hs->sc_queue);
471 nhpibdone(struct hpibbus_softc *hs)
473 	struct nhpib_softc *sc = device_private(device_parent(hs->sc_dev));
477 	cnt = hs->sc_curcnt;
478 	hs->sc_addr += cnt;
479 	hs->sc_count -= cnt;
480 	hs->sc_flags |= HPIBF_DONE;
482 	if (hs->sc_flags & HPIBF_READ) {
483 		if ((hs->sc_flags & HPIBF_TIMO) &&
486 			    nhpibreadtimo, hs);
488 		if (hs->sc_count == 1) {
491 			hd->hpib_data = *hs->sc_addr;
495 		else if (hs->sc_count)
505 	struct hpibbus_softc *hs = sc->sc_hpibbus;
517 	hq = TAILQ_FIRST(&hs->sc_queue);
519 	if (hs->sc_flags & HPIBF_IO) {
521 		if ((hs->sc_flags & HPIBF_DONE) == 0) {
522 			hs->sc_flags &= ~HPIBF_TIMO;
523 			dmastop(hs->sc_dq->dq_chan);
524 		} else if (hs->sc_flags & HPIBF_TIMO)
527 		hs->sc_flags &= ~(HPIBF_DONE|HPIBF_IO|HPIBF_READ|HPIBF_TIMO);
529 		dmafree(hs->sc_dq);
531 	} else if (hs->sc_flags & HPIBF_PPOLL) {
533 		stat0 = nhpibppoll(hs);
535 			hs->sc_flags &= ~HPIBF_PPOLL;
541 			    device_xname(hs->sc_dev), stat0);
548 nhpibppoll(struct hpibbus_softc *hs)
550 	struct nhpib_softc *sc = device_private(device_parent(hs->sc_dev));
585 	struct hpibbus_softc *hs = arg;
586 	struct nhpib_softc *sc = device_private(device_parent(hs->sc_dev));
588 	if ((hs->sc_flags & HPIBF_PPOLL) == 0)
591 	if (nhpibppoll(hs) & (0x80 >> TAILQ_FIRST(&hs->sc_queue)->hq_slave))
597 		callout_reset(&sc->sc_ppwatch_ch, 1, nhpibppwatch, hs);
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