83 #define	SMC_LOCK(sc)		mtx_lock(&(sc)->smc_mtx)  argument
84 #define	SMC_UNLOCK(sc)		mtx_unlock(&(sc)->smc_mtx)  argument
85 #define	SMC_ASSERT_LOCKED(sc)	mtx_assert(&(sc)->smc_mtx, MA_OWNED)  argument
147 smc_select_bank(struct smc_softc *sc, uint16_t bank)  in smc_select_bank()  argument
150 	bus_barrier(sc->smc_reg, BSR, 2,  in smc_select_bank()
152 	bus_write_2(sc->smc_reg, BSR, bank & BSR_BANK_MASK);  in smc_select_bank()
153 	bus_barrier(sc->smc_reg, BSR, 2,  in smc_select_bank()
159 smc_mmu_wait(struct smc_softc *sc)  in smc_mmu_wait()  argument
162 	KASSERT((bus_read_2(sc->smc_reg, BSR) &  in smc_mmu_wait()
164 	    device_get_nameunit(sc->smc_dev)));  in smc_mmu_wait()
165 	while (bus_read_2(sc->smc_reg, MMUCR) & MMUCR_BUSY)  in smc_mmu_wait()
170 smc_read_1(struct smc_softc *sc, bus_size_t offset)  in smc_read_1()  argument
173 	return (bus_read_1(sc->smc_reg, offset));  in smc_read_1()
177 smc_write_1(struct smc_softc *sc, bus_size_t offset, uint8_t val)  in smc_write_1()  argument
180 	bus_write_1(sc->smc_reg, offset, val);  in smc_write_1()
184 smc_read_2(struct smc_softc *sc, bus_size_t offset)  in smc_read_2()  argument
187 	return (bus_read_2(sc->smc_reg, offset));  in smc_read_2()
191 smc_write_2(struct smc_softc *sc, bus_size_t offset, uint16_t val)  in smc_write_2()  argument
194 	bus_write_2(sc->smc_reg, offset, val);  in smc_write_2()
198 smc_read_multi_2(struct smc_softc *sc, bus_size_t offset, uint16_t *datap,  in smc_read_multi_2()  argument
202 	bus_read_multi_2(sc->smc_reg, offset, datap, count);  in smc_read_multi_2()
206 smc_write_multi_2(struct smc_softc *sc, bus_size_t offset, uint16_t *datap,  in smc_write_multi_2()  argument
210 	bus_write_multi_2(sc->smc_reg, offset, datap, count);  in smc_write_multi_2()
214 smc_barrier(struct smc_softc *sc, bus_size_t offset, bus_size_t length,  in smc_barrier()  argument
218 	bus_barrier(sc->smc_reg, offset, length, flags);  in smc_barrier()
226 	struct smc_softc	*sc;  in smc_probe()  local
229 	sc = device_get_softc(dev);  in smc_probe()
234 	if (sc->smc_usemem)  in smc_probe()
307 	struct smc_softc	*sc;  in smc_attach()  local
310 	sc = device_get_softc(dev);  in smc_attach()
313 	sc->smc_dev = dev;  in smc_attach()
315 	ifp = sc->smc_ifp = if_alloc(IFT_ETHER);  in smc_attach()
317 	mtx_init(&sc->smc_mtx, device_get_nameunit(dev), NULL, MTX_DEF);  in smc_attach()
320 	callout_init_mtx(&sc->smc_watchdog, &sc->smc_mtx, 0);  in smc_attach()
323 	if (sc->smc_usemem)  in smc_attach()
326 	sc->smc_reg_rid = 0;  in smc_attach()
327 	sc->smc_reg = bus_alloc_resource_anywhere(dev, type, &sc->smc_reg_rid,  in smc_attach()
329 	if (sc->smc_reg == NULL) {  in smc_attach()
334 	sc->smc_irq = bus_alloc_resource_anywhere(dev, SYS_RES_IRQ,  in smc_attach()
335 	    &sc->smc_irq_rid, 1, RF_ACTIVE | RF_SHAREABLE);  in smc_attach()
336 	if (sc->smc_irq == NULL) {  in smc_attach()
341 	SMC_LOCK(sc);  in smc_attach()
342 	smc_reset(sc);  in smc_attach()
343 	SMC_UNLOCK(sc);  in smc_attach()
345 	smc_select_bank(sc, 3);  in smc_attach()
346 	val = smc_read_2(sc, REV);  in smc_attach()
347 	sc->smc_chip = (val & REV_CHIP_MASK) >> REV_CHIP_SHIFT;  in smc_attach()
348 	sc->smc_rev = (val * REV_REV_MASK) >> REV_REV_SHIFT;  in smc_attach()
350 		device_printf(dev, "revision %x\n", sc->smc_rev);  in smc_attach()
352 	callout_init_mtx(&sc->smc_mii_tick_ch, &sc->smc_mtx,  in smc_attach()
354 	if (sc->smc_chip >= REV_CHIP_91110FD) {  in smc_attach()
355 		(void)mii_attach(dev, &sc->smc_miibus, ifp,  in smc_attach()
358 		if (sc->smc_miibus != NULL) {  in smc_attach()
359 			sc->smc_mii_tick = smc_mii_tick;  in smc_attach()
360 			sc->smc_mii_mediachg = smc_mii_mediachg;  in smc_attach()
361 			sc->smc_mii_mediaioctl = smc_mii_mediaioctl;  in smc_attach()
365 	smc_select_bank(sc, 1);  in smc_attach()
366 	eaddr[0] = smc_read_1(sc, IAR0);  in smc_attach()
367 	eaddr[1] = smc_read_1(sc, IAR1);  in smc_attach()
368 	eaddr[2] = smc_read_1(sc, IAR2);  in smc_attach()
369 	eaddr[3] = smc_read_1(sc, IAR3);  in smc_attach()
370 	eaddr[4] = smc_read_1(sc, IAR4);  in smc_attach()
371 	eaddr[5] = smc_read_1(sc, IAR5);  in smc_attach()
374 	if_setsoftc(ifp, sc);  in smc_attach()
391 	TASK_INIT(&sc->smc_intr, SMC_INTR_PRIORITY, smc_task_intr, ifp);  in smc_attach()
392 	NET_TASK_INIT(&sc->smc_rx, SMC_RX_PRIORITY, smc_task_rx, ifp);  in smc_attach()
393 	TASK_INIT(&sc->smc_tx, SMC_TX_PRIORITY, smc_task_tx, ifp);  in smc_attach()
394 	sc->smc_tq = taskqueue_create_fast("smc_taskq", M_NOWAIT,  in smc_attach()
395 	    taskqueue_thread_enqueue, &sc->smc_tq);  in smc_attach()
396 	taskqueue_start_threads(&sc->smc_tq, 1, PI_NET, "%s taskq",  in smc_attach()
397 	    device_get_nameunit(sc->smc_dev));  in smc_attach()
400 	sc->smc_mask = 0;  in smc_attach()
401 	smc_write_1(sc, MSK, 0);  in smc_attach()
404 	error = bus_setup_intr(dev, sc->smc_irq,  in smc_attach()
405 	    INTR_TYPE_NET|INTR_MPSAFE, smc_intr, NULL, sc, &sc->smc_ih);  in smc_attach()
419 	struct smc_softc	*sc;  in smc_detach()  local
421 	sc = device_get_softc(dev);  in smc_detach()
422 	SMC_LOCK(sc);  in smc_detach()
423 	smc_stop(sc);  in smc_detach()
424 	SMC_UNLOCK(sc);  in smc_detach()
426 	if (sc->smc_ifp != NULL) {  in smc_detach()
427 		ether_ifdetach(sc->smc_ifp);  in smc_detach()
430 	callout_drain(&sc->smc_watchdog);  in smc_detach()
431 	callout_drain(&sc->smc_mii_tick_ch);  in smc_detach()
434 	if (sc->smc_if_getcapenable(ifp) & IFCAP_POLLING)  in smc_detach()
435 		ether_poll_deregister(sc->smc_ifp);  in smc_detach()
438 	if (sc->smc_ih != NULL)  in smc_detach()
439 		bus_teardown_intr(sc->smc_dev, sc->smc_irq, sc->smc_ih);  in smc_detach()
441 	if (sc->smc_tq != NULL) {  in smc_detach()
442 		taskqueue_drain(sc->smc_tq, &sc->smc_intr);  in smc_detach()
443 		taskqueue_drain(sc->smc_tq, &sc->smc_rx);  in smc_detach()
444 		taskqueue_drain(sc->smc_tq, &sc->smc_tx);  in smc_detach()
445 		taskqueue_free(sc->smc_tq);  in smc_detach()
446 		sc->smc_tq = NULL;  in smc_detach()
449 	if (sc->smc_ifp != NULL) {  in smc_detach()
450 		if_free(sc->smc_ifp);  in smc_detach()
453 	bus_generic_detach(sc->smc_dev);  in smc_detach()
455 	if (sc->smc_reg != NULL) {  in smc_detach()
457 		if (sc->smc_usemem)  in smc_detach()
460 		bus_release_resource(sc->smc_dev, type, sc->smc_reg_rid,  in smc_detach()
461 		    sc->smc_reg);  in smc_detach()
464 	if (sc->smc_irq != NULL)  in smc_detach()
465 		bus_release_resource(sc->smc_dev, SYS_RES_IRQ, sc->smc_irq_rid,  in smc_detach()
466 		   sc->smc_irq);  in smc_detach()
468 	if (mtx_initialized(&sc->smc_mtx))  in smc_detach()
469 		mtx_destroy(&sc->smc_mtx);  in smc_detach()
497 	struct smc_softc	*sc;  in smc_start()  local
499 	sc = if_getsoftc(ifp);  in smc_start()
500 	SMC_LOCK(sc);  in smc_start()
502 	SMC_UNLOCK(sc);  in smc_start()
508 	struct smc_softc	*sc;  in smc_start_locked()  local
512 	sc = if_getsoftc(ifp);  in smc_start_locked()
513 	SMC_ASSERT_LOCKED(sc);  in smc_start_locked()
537 	sc->smc_pending = m;  in smc_start_locked()
550 	smc_select_bank(sc, 2);  in smc_start_locked()
551 	smc_mmu_wait(sc);  in smc_start_locked()
552 	smc_write_2(sc, MMUCR, MMUCR_CMD_TX_ALLOC | npages);  in smc_start_locked()
559 		if (smc_read_1(sc, IST) & ALLOC_INT) {  in smc_start_locked()
560 			smc_write_1(sc, ACK, ALLOC_INT);  in smc_start_locked()
570 		sc->smc_mask |= ALLOC_INT;  in smc_start_locked()
572 			smc_write_1(sc, MSK, sc->smc_mask);  in smc_start_locked()
576 	taskqueue_enqueue(sc->smc_tq, &sc->smc_tx);  in smc_start_locked()
583 	struct smc_softc	*sc;  in smc_task_tx()  local
591 	sc = if_getsoftc(ifp);  in smc_task_tx()
593 	SMC_LOCK(sc);  in smc_task_tx()
595 	if (sc->smc_pending == NULL) {  in smc_task_tx()
596 		SMC_UNLOCK(sc);  in smc_task_tx()
600 	m = m0 = sc->smc_pending;  in smc_task_tx()
601 	sc->smc_pending = NULL;  in smc_task_tx()
602 	smc_select_bank(sc, 2);  in smc_task_tx()
607 	packet = smc_read_1(sc, ARR);  in smc_task_tx()
617 		SMC_UNLOCK(sc);  in smc_task_tx()
624 	smc_write_1(sc, PNR, packet);  in smc_task_tx()
625 	smc_write_2(sc, PTR, 0 | PTR_AUTO_INCR);  in smc_task_tx()
632 	smc_write_2(sc, DATA0, 0);  in smc_task_tx()
633 	smc_write_2(sc, DATA0, len);  in smc_task_tx()
642 		smc_write_multi_2(sc, DATA0, (uint16_t *)data, m->m_len / 2);  in smc_task_tx()
650 		smc_write_2(sc, DATA0, (CTRL_ODD << 8) | data[last_len - 1]);  in smc_task_tx()
652 		smc_write_2(sc, DATA0, 0);  in smc_task_tx()
657 	sc->smc_mask |= TX_EMPTY_INT;  in smc_task_tx()
659 		smc_write_1(sc, MSK, sc->smc_mask);  in smc_task_tx()
664 	smc_mmu_wait(sc);  in smc_task_tx()
665 	smc_write_2(sc, MMUCR, MMUCR_CMD_ENQUEUE);  in smc_task_tx()
666 	callout_reset(&sc->smc_watchdog, hz * 2, smc_watchdog, sc);  in smc_task_tx()
673 	SMC_UNLOCK(sc);  in smc_task_tx()
690 	struct smc_softc	*sc;  in smc_task_rx()  local
695 	sc = if_getsoftc(ifp);  in smc_task_rx()
698 	SMC_LOCK(sc);  in smc_task_rx()
700 	packet = smc_read_1(sc, FIFO_RX);  in smc_task_rx()
717 		smc_select_bank(sc, 2);  in smc_task_rx()
718 		smc_write_1(sc, PNR, packet);  in smc_task_rx()
719 		smc_write_2(sc, PTR, 0 | PTR_READ | PTR_RCV | PTR_AUTO_INCR);  in smc_task_rx()
724 		status = smc_read_2(sc, DATA0);  in smc_task_rx()
725 		len = smc_read_2(sc, DATA0) & RX_LEN_MASK;  in smc_task_rx()
734 			smc_mmu_wait(sc);  in smc_task_rx()
735 			smc_write_2(sc, MMUCR, MMUCR_CMD_RELEASE);  in smc_task_rx()
753 		smc_select_bank(sc, 2);  in smc_task_rx()
754 		smc_write_1(sc, PNR, packet);  in smc_task_rx()
755 		smc_write_2(sc, PTR, 4 | PTR_READ | PTR_RCV | PTR_AUTO_INCR);  in smc_task_rx()
757 		smc_read_multi_2(sc, DATA0, (uint16_t *)data, len >> 1);  in smc_task_rx()
760 			*data = smc_read_1(sc, DATA0);  in smc_task_rx()
766 		smc_mmu_wait(sc);  in smc_task_rx()
767 		smc_write_2(sc, MMUCR, MMUCR_CMD_RELEASE);  in smc_task_rx()
779 		packet = smc_read_1(sc, FIFO_RX);  in smc_task_rx()
782 	sc->smc_mask |= RCV_INT;  in smc_task_rx()
784 		smc_write_1(sc, MSK, sc->smc_mask);  in smc_task_rx()
786 	SMC_UNLOCK(sc);  in smc_task_rx()
801 	struct smc_softc	*sc;  in smc_poll()  local
803 	sc = if_getsoftc(ifp);  in smc_poll()
805 	SMC_LOCK(sc);  in smc_poll()
807 		SMC_UNLOCK(sc);  in smc_poll()
810 	SMC_UNLOCK(sc);  in smc_poll()
813 		taskqueue_enqueue(sc->smc_tq, &sc->smc_intr);  in smc_poll()
821 	struct smc_softc	*sc;  in smc_intr()  local
824 	sc = (struct smc_softc *)context;  in smc_intr()
829 	curbank = (smc_read_2(sc, BSR) & BSR_BANK_MASK);  in smc_intr()
834 	smc_select_bank(sc, 2);  in smc_intr()
835 	smc_write_1(sc, MSK, 0);  in smc_intr()
838 	smc_select_bank(sc, curbank);  in smc_intr()
840 	taskqueue_enqueue(sc->smc_tq, &sc->smc_intr);  in smc_intr()
847 	struct smc_softc	*sc;  in smc_task_intr()  local
853 	sc = if_getsoftc(ifp);  in smc_task_intr()
855 	SMC_LOCK(sc);  in smc_task_intr()
857 	smc_select_bank(sc, 2);  in smc_task_intr()
862 	status = smc_read_1(sc, IST) & sc->smc_mask;  in smc_task_intr()
871 		packet = smc_read_1(sc, FIFO_TX);  in smc_task_intr()
873 			callout_stop(&sc->smc_watchdog);  in smc_task_intr()
874 			smc_select_bank(sc, 2);  in smc_task_intr()
875 			smc_write_1(sc, PNR, packet);  in smc_task_intr()
876 			smc_write_2(sc, PTR, 0 | PTR_READ |   in smc_task_intr()
878 			smc_select_bank(sc, 0);  in smc_task_intr()
879 			tcr = smc_read_2(sc, EPHSR);  in smc_task_intr()
882 				device_printf(sc->smc_dev,  in smc_task_intr()
885 			smc_select_bank(sc, 2);  in smc_task_intr()
886 			smc_mmu_wait(sc);  in smc_task_intr()
887 			smc_write_2(sc, MMUCR, MMUCR_CMD_RELEASE_PKT);  in smc_task_intr()
889 			smc_select_bank(sc, 0);  in smc_task_intr()
890 			tcr = smc_read_2(sc, TCR);  in smc_task_intr()
892 			smc_write_2(sc, TCR, tcr);  in smc_task_intr()
893 			smc_select_bank(sc, 2);  in smc_task_intr()
894 			taskqueue_enqueue(sc->smc_tq, &sc->smc_tx);  in smc_task_intr()
900 		smc_write_1(sc, ACK, TX_INT);  in smc_task_intr()
907 		smc_write_1(sc, ACK, RCV_INT);  in smc_task_intr()
908 		sc->smc_mask &= ~RCV_INT;  in smc_task_intr()
909 		taskqueue_enqueue(sc->smc_tq, &sc->smc_rx);  in smc_task_intr()
916 		smc_write_1(sc, ACK, ALLOC_INT);  in smc_task_intr()
917 		sc->smc_mask &= ~ALLOC_INT;  in smc_task_intr()
918 		taskqueue_enqueue(sc->smc_tq, &sc->smc_tx);  in smc_task_intr()
925 		smc_write_1(sc, ACK, RX_OVRN_INT);  in smc_task_intr()
933 		smc_write_1(sc, ACK, TX_EMPTY_INT);  in smc_task_intr()
934 		sc->smc_mask &= ~TX_EMPTY_INT;  in smc_task_intr()
935 		callout_stop(&sc->smc_watchdog);  in smc_task_intr()
940 		smc_select_bank(sc, 0);  in smc_task_intr()
941 		counter = smc_read_2(sc, ECR);  in smc_task_intr()
942 		smc_select_bank(sc, 2);  in smc_task_intr()
950 		taskqueue_enqueue(sc->smc_tq, &sc->smc_tx);  in smc_task_intr()
956 	smc_select_bank(sc, 2);  in smc_task_intr()
958 		smc_write_1(sc, MSK, sc->smc_mask);  in smc_task_intr()
960 	SMC_UNLOCK(sc);  in smc_task_intr()
966 	struct smc_softc	*sc;  in smc_mii_bitbang_read()  local
969 	sc = device_get_softc(dev);  in smc_mii_bitbang_read()
971 	SMC_ASSERT_LOCKED(sc);  in smc_mii_bitbang_read()
972 	KASSERT((smc_read_2(sc, BSR) & BSR_BANK_MASK) == 3,  in smc_mii_bitbang_read()
974 	    device_get_nameunit(sc->smc_dev),  in smc_mii_bitbang_read()
975 	    smc_read_2(sc, BSR) & BSR_BANK_MASK));  in smc_mii_bitbang_read()
977 	val = smc_read_2(sc, MGMT);  in smc_mii_bitbang_read()
978 	smc_barrier(sc, MGMT, 2,  in smc_mii_bitbang_read()
987 	struct smc_softc	*sc;  in smc_mii_bitbang_write()  local
989 	sc = device_get_softc(dev);  in smc_mii_bitbang_write()
991 	SMC_ASSERT_LOCKED(sc);  in smc_mii_bitbang_write()
992 	KASSERT((smc_read_2(sc, BSR) & BSR_BANK_MASK) == 3,  in smc_mii_bitbang_write()
994 	    device_get_nameunit(sc->smc_dev),  in smc_mii_bitbang_write()
995 	    smc_read_2(sc, BSR) & BSR_BANK_MASK));  in smc_mii_bitbang_write()
997 	smc_write_2(sc, MGMT, val);  in smc_mii_bitbang_write()
998 	smc_barrier(sc, MGMT, 2,  in smc_mii_bitbang_write()
1005 	struct smc_softc	*sc;  in smc_miibus_readreg()  local
1008 	sc = device_get_softc(dev);  in smc_miibus_readreg()
1010 	SMC_LOCK(sc);  in smc_miibus_readreg()
1012 	smc_select_bank(sc, 3);  in smc_miibus_readreg()
1016 	SMC_UNLOCK(sc);  in smc_miibus_readreg()
1023 	struct smc_softc	*sc;  in smc_miibus_writereg()  local
1025 	sc = device_get_softc(dev);  in smc_miibus_writereg()
1027 	SMC_LOCK(sc);  in smc_miibus_writereg()
1029 	smc_select_bank(sc, 3);  in smc_miibus_writereg()
1033 	SMC_UNLOCK(sc);  in smc_miibus_writereg()
1040 	struct smc_softc	*sc;  in smc_miibus_statchg()  local
1044 	sc = device_get_softc(dev);  in smc_miibus_statchg()
1045 	mii = device_get_softc(sc->smc_miibus);  in smc_miibus_statchg()
1047 	SMC_LOCK(sc);  in smc_miibus_statchg()
1049 	smc_select_bank(sc, 0);  in smc_miibus_statchg()
1050 	tcr = smc_read_2(sc, TCR);  in smc_miibus_statchg()
1057 	smc_write_2(sc, TCR, tcr);  in smc_miibus_statchg()
1059 	SMC_UNLOCK(sc);  in smc_miibus_statchg()
1065 	struct smc_softc	*sc;  in smc_mii_ifmedia_upd()  local
1068 	sc = if_getsoftc(ifp);  in smc_mii_ifmedia_upd()
1069 	if (sc->smc_miibus == NULL)  in smc_mii_ifmedia_upd()
1072 	mii = device_get_softc(sc->smc_miibus);  in smc_mii_ifmedia_upd()
1079 	struct smc_softc	*sc;  in smc_mii_ifmedia_sts()  local
1082 	sc = if_getsoftc(ifp);  in smc_mii_ifmedia_sts()
1083 	if (sc->smc_miibus == NULL)  in smc_mii_ifmedia_sts()
1086 	mii = device_get_softc(sc->smc_miibus);  in smc_mii_ifmedia_sts()
1095 	struct smc_softc	*sc;  in smc_mii_tick()  local
1097 	sc = (struct smc_softc *)context;  in smc_mii_tick()
1099 	if (sc->smc_miibus == NULL)  in smc_mii_tick()
1102 	SMC_UNLOCK(sc);  in smc_mii_tick()
1104 	mii_tick(device_get_softc(sc->smc_miibus));  in smc_mii_tick()
1105 	callout_reset(&sc->smc_mii_tick_ch, hz, smc_mii_tick, sc);  in smc_mii_tick()
1109 smc_mii_mediachg(struct smc_softc *sc)  in smc_mii_mediachg()  argument
1112 	if (sc->smc_miibus == NULL)  in smc_mii_mediachg()
1114 	mii_mediachg(device_get_softc(sc->smc_miibus));  in smc_mii_mediachg()
1118 smc_mii_mediaioctl(struct smc_softc *sc, struct ifreq *ifr, u_long command)  in smc_mii_mediaioctl()  argument
1122 	if (sc->smc_miibus == NULL)  in smc_mii_mediaioctl()
1125 	mii = device_get_softc(sc->smc_miibus);  in smc_mii_mediaioctl()
1126 	return (ifmedia_ioctl(sc->smc_ifp, ifr, &mii->mii_media, command));  in smc_mii_mediaioctl()
1130 smc_reset(struct smc_softc *sc)  in smc_reset()  argument
1134 	SMC_ASSERT_LOCKED(sc);  in smc_reset()
1136 	smc_select_bank(sc, 2);  in smc_reset()
1141 	smc_write_1(sc, MSK, 0);  in smc_reset()
1146 	smc_select_bank(sc, 0);  in smc_reset()
1147 	smc_write_2(sc, RCR, RCR_SOFT_RST);  in smc_reset()
1152 	smc_select_bank(sc, 1);  in smc_reset()
1153 	smc_write_2(sc, CR, CR_EPH_POWER_EN);  in smc_reset()
1159 	smc_select_bank(sc, 0);  in smc_reset()
1160 	smc_write_2(sc, TCR, 0);  in smc_reset()
1161 	smc_write_2(sc, RCR, 0);  in smc_reset()
1166 	smc_select_bank(sc, 1);  in smc_reset()
1167 	ctr = smc_read_2(sc, CTRL);  in smc_reset()
1169 	smc_write_2(sc, CTRL, ctr);  in smc_reset()
1174 	smc_select_bank(sc, 2);  in smc_reset()
1175 	smc_mmu_wait(sc);  in smc_reset()
1176 	smc_write_2(sc, MMUCR, MMUCR_CMD_MMU_RESET);  in smc_reset()
1180 smc_enable(struct smc_softc *sc)  in smc_enable()  argument
1184 	SMC_ASSERT_LOCKED(sc);  in smc_enable()
1185 	ifp = sc->smc_ifp;  in smc_enable()
1190 	smc_select_bank(sc, 0);  in smc_enable()
1191 	smc_write_2(sc, RPCR, RPCR_ANEG | (RPCR_LED_LINK_ANY << RPCR_LSA_SHIFT)  in smc_enable()
1197 	smc_write_2(sc, TCR, TCR_TXENA | TCR_PAD_EN);  in smc_enable()
1198 	smc_write_2(sc, RCR, RCR_RXEN | RCR_STRIP_CRC);  in smc_enable()
1203 	smc_select_bank(sc, 2);  in smc_enable()
1204 	sc->smc_mask = EPH_INT | RX_OVRN_INT | RCV_INT | TX_INT;  in smc_enable()
1206 		smc_write_1(sc, MSK, sc->smc_mask);  in smc_enable()
1210 smc_stop(struct smc_softc *sc)  in smc_stop()  argument
1213 	SMC_ASSERT_LOCKED(sc);  in smc_stop()
1218 	callout_stop(&sc->smc_watchdog);  in smc_stop()
1219 	callout_stop(&sc->smc_mii_tick_ch);  in smc_stop()
1224 	smc_select_bank(sc, 2);  in smc_stop()
1225 	sc->smc_mask = 0;  in smc_stop()
1226 	smc_write_1(sc, MSK, 0);  in smc_stop()
1228 	ether_poll_deregister(sc->smc_ifp);  in smc_stop()
1235 	smc_select_bank(sc, 0);  in smc_stop()
1236 	smc_write_2(sc, TCR, 0);  in smc_stop()
1237 	smc_write_2(sc, RCR, 0);  in smc_stop()
1239 	if_setdrvflagbits(sc->smc_ifp, 0, IFF_DRV_RUNNING);  in smc_stop()
1245 	struct smc_softc	*sc;  in smc_watchdog()  local
1247 	sc = (struct smc_softc *)arg;  in smc_watchdog()
1248 	device_printf(sc->smc_dev, "watchdog timeout\n");  in smc_watchdog()
1249 	taskqueue_enqueue(sc->smc_tq, &sc->smc_intr);  in smc_watchdog()
1255 	struct smc_softc	*sc;  in smc_init()  local
1257 	sc = (struct smc_softc *)context;  in smc_init()
1258 	SMC_LOCK(sc);  in smc_init()
1259 	smc_init_locked(sc);  in smc_init()
1260 	SMC_UNLOCK(sc);  in smc_init()
1264 smc_init_locked(struct smc_softc *sc)  in smc_init_locked()  argument
1268 	SMC_ASSERT_LOCKED(sc);  in smc_init_locked()
1269 	ifp = sc->smc_ifp;  in smc_init_locked()
1273 	smc_reset(sc);  in smc_init_locked()
1274 	smc_enable(sc);  in smc_init_locked()
1281 	if (sc->smc_mii_tick != NULL)  in smc_init_locked()
1282 		callout_reset(&sc->smc_mii_tick_ch, hz, sc->smc_mii_tick, sc);  in smc_init_locked()
1285 	SMC_UNLOCK(sc);  in smc_init_locked()
1287 	SMC_LOCK(sc);  in smc_init_locked()
1295 	struct smc_softc	*sc;  in smc_ioctl()  local
1298 	sc = if_getsoftc(ifp);  in smc_ioctl()
1305 			SMC_LOCK(sc);  in smc_ioctl()
1306 			smc_stop(sc);  in smc_ioctl()
1307 			SMC_UNLOCK(sc);  in smc_ioctl()
1309 			smc_init(sc);  in smc_ioctl()
1310 			if (sc->smc_mii_mediachg != NULL)  in smc_ioctl()
1311 				sc->smc_mii_mediachg(sc);  in smc_ioctl()
1318 		SMC_LOCK(sc);  in smc_ioctl()
1319 		smc_setmcast(sc);  in smc_ioctl()
1320 		SMC_UNLOCK(sc);  in smc_ioctl()
1327 		if (sc->smc_mii_mediaioctl == NULL) {  in smc_ioctl()
1331 		sc->smc_mii_mediaioctl(sc, (struct ifreq *)data, cmd);  in smc_ioctl()