2 * Copyright (c) 2001-2003, Shunsuke Akiyama <akiyama@FreeBSD.org>.
3 * Copyright (c) 1997, 1998, 1999, 2000 Bill Paul <wpaul@ee.columbia.edu>.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * Copyright (c) 1997, 1998, 1999, 2000
29 * Bill Paul <wpaul@ee.columbia.edu>. All rights reserved.
31 * Redistribution and use in source and binary forms, with or without
32 * modification, are permitted provided that the following conditions
34 * 1. Redistributions of source code must retain the above copyright
35 * notice, this list of conditions and the following disclaimer.
36 * 2. Redistributions in binary form must reproduce the above copyright
37 * notice, this list of conditions and the following disclaimer in the
38 * documentation and/or other materials provided with the distribution.
39 * 3. All advertising materials mentioning features or use of this software
40 * must display the following acknowledgement:
41 * This product includes software developed by Bill Paul.
42 * 4. Neither the name of the author nor the names of any co-contributors
43 * may be used to endorse or promote products derived from this software
44 * without specific prior written permission.
46 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
47 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
48 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
49 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
50 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
51 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
52 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
53 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
54 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
55 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
56 * THE POSSIBILITY OF SUCH DAMAGE.
59 #include <sys/cdefs.h>
60 __FBSDID("$FreeBSD$");
63 * RealTek RTL8150 USB to fast ethernet controller driver.
64 * Datasheet is available from
65 * ftp://ftp.realtek.com.tw/lancard/data_sheet/8150/.
68 #include <sys/stdint.h>
69 #include <sys/stddef.h>
70 #include <sys/param.h>
71 #include <sys/queue.h>
72 #include <sys/types.h>
73 #include <sys/systm.h>
74 #include <sys/kernel.h>
76 #include <sys/linker_set.h>
77 #include <sys/module.h>
79 #include <sys/mutex.h>
80 #include <sys/condvar.h>
81 #include <sys/sysctl.h>
83 #include <sys/unistd.h>
84 #include <sys/callout.h>
85 #include <sys/malloc.h>
88 #include <dev/usb/usb.h>
89 #include <dev/usb/usbdi.h>
90 #include <dev/usb/usbdi_util.h>
93 #define USB_DEBUG_VAR rue_debug
94 #include <dev/usb/usb_debug.h>
95 #include <dev/usb/usb_process.h>
97 #include <dev/usb/net/usb_ethernet.h>
98 #include <dev/usb/net/if_ruereg.h>
101 static int rue_debug = 0;
103 SYSCTL_NODE(_hw_usb, OID_AUTO, rue, CTLFLAG_RW, 0, "USB rue");
104 SYSCTL_INT(_hw_usb_rue, OID_AUTO, debug, CTLFLAG_RW,
105 &rue_debug, 0, "Debug level");
109 * Various supported device vendors/products.
112 static const struct usb_device_id rue_devs[] = {
113 {USB_VPI(USB_VENDOR_MELCO, USB_PRODUCT_MELCO_LUAKTX, 0)},
114 {USB_VPI(USB_VENDOR_REALTEK, USB_PRODUCT_REALTEK_USBKR100, 0)},
115 {USB_VPI(USB_VENDOR_OQO, USB_PRODUCT_OQO_ETHER01, 0)},
120 static device_probe_t rue_probe;
121 static device_attach_t rue_attach;
122 static device_detach_t rue_detach;
124 static miibus_readreg_t rue_miibus_readreg;
125 static miibus_writereg_t rue_miibus_writereg;
126 static miibus_statchg_t rue_miibus_statchg;
128 static usb_callback_t rue_intr_callback;
129 static usb_callback_t rue_bulk_read_callback;
130 static usb_callback_t rue_bulk_write_callback;
132 static uether_fn_t rue_attach_post;
133 static uether_fn_t rue_init;
134 static uether_fn_t rue_stop;
135 static uether_fn_t rue_start;
136 static uether_fn_t rue_tick;
137 static uether_fn_t rue_setmulti;
138 static uether_fn_t rue_setpromisc;
140 static int rue_read_mem(struct rue_softc *, uint16_t, void *, int);
141 static int rue_write_mem(struct rue_softc *, uint16_t, void *, int);
142 static uint8_t rue_csr_read_1(struct rue_softc *, uint16_t);
143 static uint16_t rue_csr_read_2(struct rue_softc *, uint16_t);
144 static int rue_csr_write_1(struct rue_softc *, uint16_t, uint8_t);
145 static int rue_csr_write_2(struct rue_softc *, uint16_t, uint16_t);
146 static int rue_csr_write_4(struct rue_softc *, int, uint32_t);
148 static void rue_reset(struct rue_softc *);
149 static int rue_ifmedia_upd(struct ifnet *);
150 static void rue_ifmedia_sts(struct ifnet *, struct ifmediareq *);
152 static const struct usb_config rue_config[RUE_N_TRANSFER] = {
156 .endpoint = UE_ADDR_ANY,
157 .direction = UE_DIR_OUT,
159 .flags = {.pipe_bof = 1,.force_short_xfer = 1,},
160 .callback = rue_bulk_write_callback,
161 .timeout = 10000, /* 10 seconds */
166 .endpoint = UE_ADDR_ANY,
167 .direction = UE_DIR_IN,
168 .bufsize = (MCLBYTES + 4),
169 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
170 .callback = rue_bulk_read_callback,
171 .timeout = 0, /* no timeout */
175 .type = UE_INTERRUPT,
176 .endpoint = UE_ADDR_ANY,
177 .direction = UE_DIR_IN,
178 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
179 .bufsize = 0, /* use wMaxPacketSize */
180 .callback = rue_intr_callback,
184 static device_method_t rue_methods[] = {
185 /* Device interface */
186 DEVMETHOD(device_probe, rue_probe),
187 DEVMETHOD(device_attach, rue_attach),
188 DEVMETHOD(device_detach, rue_detach),
191 DEVMETHOD(bus_print_child, bus_generic_print_child),
192 DEVMETHOD(bus_driver_added, bus_generic_driver_added),
195 DEVMETHOD(miibus_readreg, rue_miibus_readreg),
196 DEVMETHOD(miibus_writereg, rue_miibus_writereg),
197 DEVMETHOD(miibus_statchg, rue_miibus_statchg),
202 static driver_t rue_driver = {
204 .methods = rue_methods,
205 .size = sizeof(struct rue_softc),
208 static devclass_t rue_devclass;
210 DRIVER_MODULE(rue, uhub, rue_driver, rue_devclass, NULL, 0);
211 DRIVER_MODULE(miibus, rue, miibus_driver, miibus_devclass, 0, 0);
212 MODULE_DEPEND(rue, uether, 1, 1, 1);
213 MODULE_DEPEND(rue, usb, 1, 1, 1);
214 MODULE_DEPEND(rue, ether, 1, 1, 1);
215 MODULE_DEPEND(rue, miibus, 1, 1, 1);
216 MODULE_VERSION(rue, 1);
218 static const struct usb_ether_methods rue_ue_methods = {
219 .ue_attach_post = rue_attach_post,
220 .ue_start = rue_start,
224 .ue_setmulti = rue_setmulti,
225 .ue_setpromisc = rue_setpromisc,
226 .ue_mii_upd = rue_ifmedia_upd,
227 .ue_mii_sts = rue_ifmedia_sts,
230 #define RUE_SETBIT(sc, reg, x) \
231 rue_csr_write_1(sc, reg, rue_csr_read_1(sc, reg) | (x))
233 #define RUE_CLRBIT(sc, reg, x) \
234 rue_csr_write_1(sc, reg, rue_csr_read_1(sc, reg) & ~(x))
237 rue_read_mem(struct rue_softc *sc, uint16_t addr, void *buf, int len)
239 struct usb_device_request req;
241 req.bmRequestType = UT_READ_VENDOR_DEVICE;
242 req.bRequest = UR_SET_ADDRESS;
243 USETW(req.wValue, addr);
244 USETW(req.wIndex, 0);
245 USETW(req.wLength, len);
247 return (uether_do_request(&sc->sc_ue, &req, buf, 1000));
251 rue_write_mem(struct rue_softc *sc, uint16_t addr, void *buf, int len)
253 struct usb_device_request req;
255 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
256 req.bRequest = UR_SET_ADDRESS;
257 USETW(req.wValue, addr);
258 USETW(req.wIndex, 0);
259 USETW(req.wLength, len);
261 return (uether_do_request(&sc->sc_ue, &req, buf, 1000));
265 rue_csr_read_1(struct rue_softc *sc, uint16_t reg)
269 rue_read_mem(sc, reg, &val, 1);
274 rue_csr_read_2(struct rue_softc *sc, uint16_t reg)
278 rue_read_mem(sc, reg, &val, 2);
283 rue_csr_write_1(struct rue_softc *sc, uint16_t reg, uint8_t val)
285 return (rue_write_mem(sc, reg, &val, 1));
289 rue_csr_write_2(struct rue_softc *sc, uint16_t reg, uint16_t val)
294 return (rue_write_mem(sc, reg, &temp, 2));
298 rue_csr_write_4(struct rue_softc *sc, int reg, uint32_t val)
303 return (rue_write_mem(sc, reg, &temp, 4));
307 rue_miibus_readreg(device_t dev, int phy, int reg)
309 struct rue_softc *sc = device_get_softc(dev);
314 if (phy != 0) /* RTL8150 supports PHY == 0, only */
317 locked = mtx_owned(&sc->sc_mtx);
342 if (RUE_REG_MIN <= reg && reg <= RUE_REG_MAX) {
343 rval = rue_csr_read_1(sc, reg);
346 device_printf(sc->sc_ue.ue_dev, "bad phy register\n");
351 rval = rue_csr_read_2(sc, ruereg);
359 rue_miibus_writereg(device_t dev, int phy, int reg, int data)
361 struct rue_softc *sc = device_get_softc(dev);
365 if (phy != 0) /* RTL8150 supports PHY == 0, only */
368 locked = mtx_owned(&sc->sc_mtx);
392 if (RUE_REG_MIN <= reg && reg <= RUE_REG_MAX) {
393 rue_csr_write_1(sc, reg, data);
396 device_printf(sc->sc_ue.ue_dev, " bad phy register\n");
399 rue_csr_write_2(sc, ruereg, data);
407 rue_miibus_statchg(device_t dev)
410 * When the code below is enabled the card starts doing weird
411 * things after link going from UP to DOWN and back UP.
413 * Looks like some of register writes below messes up PHY
416 * No visible regressions were found after commenting this code
417 * out, so that disable it for good.
420 struct rue_softc *sc = device_get_softc(dev);
421 struct mii_data *mii = GET_MII(sc);
425 locked = mtx_owned(&sc->sc_mtx);
429 RUE_CLRBIT(sc, RUE_CR, (RUE_CR_RE | RUE_CR_TE));
431 bmcr = rue_csr_read_2(sc, RUE_BMCR);
433 if (IFM_SUBTYPE(mii->mii_media_active) == IFM_100_TX)
434 bmcr |= RUE_BMCR_SPD_SET;
436 bmcr &= ~RUE_BMCR_SPD_SET;
438 if ((mii->mii_media_active & IFM_GMASK) == IFM_FDX)
439 bmcr |= RUE_BMCR_DUPLEX;
441 bmcr &= ~RUE_BMCR_DUPLEX;
443 rue_csr_write_2(sc, RUE_BMCR, bmcr);
445 RUE_SETBIT(sc, RUE_CR, (RUE_CR_RE | RUE_CR_TE));
453 rue_setpromisc(struct usb_ether *ue)
455 struct rue_softc *sc = uether_getsc(ue);
456 struct ifnet *ifp = uether_getifp(ue);
458 RUE_LOCK_ASSERT(sc, MA_OWNED);
460 /* If we want promiscuous mode, set the allframes bit. */
461 if (ifp->if_flags & IFF_PROMISC)
462 RUE_SETBIT(sc, RUE_RCR, RUE_RCR_AAP);
464 RUE_CLRBIT(sc, RUE_RCR, RUE_RCR_AAP);
468 * Program the 64-bit multicast hash filter.
471 rue_setmulti(struct usb_ether *ue)
473 struct rue_softc *sc = uether_getsc(ue);
474 struct ifnet *ifp = uether_getifp(ue);
477 uint32_t hashes[2] = { 0, 0 };
478 struct ifmultiaddr *ifma;
481 RUE_LOCK_ASSERT(sc, MA_OWNED);
483 rxcfg = rue_csr_read_2(sc, RUE_RCR);
485 if (ifp->if_flags & IFF_ALLMULTI || ifp->if_flags & IFF_PROMISC) {
486 rxcfg |= (RUE_RCR_AAM | RUE_RCR_AAP);
487 rxcfg &= ~RUE_RCR_AM;
488 rue_csr_write_2(sc, RUE_RCR, rxcfg);
489 rue_csr_write_4(sc, RUE_MAR0, 0xFFFFFFFF);
490 rue_csr_write_4(sc, RUE_MAR4, 0xFFFFFFFF);
494 /* first, zot all the existing hash bits */
495 rue_csr_write_4(sc, RUE_MAR0, 0);
496 rue_csr_write_4(sc, RUE_MAR4, 0);
498 /* now program new ones */
500 TAILQ_FOREACH (ifma, &ifp->if_multiaddrs, ifma_link)
502 if (ifma->ifma_addr->sa_family != AF_LINK)
504 h = ether_crc32_be(LLADDR((struct sockaddr_dl *)
505 ifma->ifma_addr), ETHER_ADDR_LEN) >> 26;
507 hashes[0] |= (1 << h);
509 hashes[1] |= (1 << (h - 32));
512 if_maddr_runlock(ifp);
517 rxcfg &= ~RUE_RCR_AM;
519 rxcfg &= ~(RUE_RCR_AAM | RUE_RCR_AAP);
521 rue_csr_write_2(sc, RUE_RCR, rxcfg);
522 rue_csr_write_4(sc, RUE_MAR0, hashes[0]);
523 rue_csr_write_4(sc, RUE_MAR4, hashes[1]);
527 rue_reset(struct rue_softc *sc)
531 rue_csr_write_1(sc, RUE_CR, RUE_CR_SOFT_RST);
533 for (i = 0; i != RUE_TIMEOUT; i++) {
534 if (uether_pause(&sc->sc_ue, hz / 1000))
536 if (!(rue_csr_read_1(sc, RUE_CR) & RUE_CR_SOFT_RST))
539 if (i == RUE_TIMEOUT)
540 device_printf(sc->sc_ue.ue_dev, "reset never completed\n");
542 uether_pause(&sc->sc_ue, hz / 100);
546 rue_attach_post(struct usb_ether *ue)
548 struct rue_softc *sc = uether_getsc(ue);
550 /* reset the adapter */
553 /* get station address from the EEPROM */
554 rue_read_mem(sc, RUE_EEPROM_IDR0, ue->ue_eaddr, ETHER_ADDR_LEN);
558 * Probe for a RTL8150 chip.
561 rue_probe(device_t dev)
563 struct usb_attach_arg *uaa = device_get_ivars(dev);
565 if (uaa->usb_mode != USB_MODE_HOST)
567 if (uaa->info.bConfigIndex != RUE_CONFIG_IDX)
569 if (uaa->info.bIfaceIndex != RUE_IFACE_IDX)
572 return (usbd_lookup_id_by_uaa(rue_devs, sizeof(rue_devs), uaa));
576 * Attach the interface. Allocate softc structures, do ifmedia
577 * setup and ethernet/BPF attach.
580 rue_attach(device_t dev)
582 struct usb_attach_arg *uaa = device_get_ivars(dev);
583 struct rue_softc *sc = device_get_softc(dev);
584 struct usb_ether *ue = &sc->sc_ue;
588 device_set_usb_desc(dev);
589 mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF);
591 iface_index = RUE_IFACE_IDX;
592 error = usbd_transfer_setup(uaa->device, &iface_index,
593 sc->sc_xfer, rue_config, RUE_N_TRANSFER,
596 device_printf(dev, "allocating USB transfers failed\n");
602 ue->ue_udev = uaa->device;
603 ue->ue_mtx = &sc->sc_mtx;
604 ue->ue_methods = &rue_ue_methods;
606 error = uether_ifattach(ue);
608 device_printf(dev, "could not attach interface\n");
611 return (0); /* success */
615 return (ENXIO); /* failure */
619 rue_detach(device_t dev)
621 struct rue_softc *sc = device_get_softc(dev);
622 struct usb_ether *ue = &sc->sc_ue;
624 usbd_transfer_unsetup(sc->sc_xfer, RUE_N_TRANSFER);
626 mtx_destroy(&sc->sc_mtx);
632 rue_intr_callback(struct usb_xfer *xfer, usb_error_t error)
634 struct rue_softc *sc = usbd_xfer_softc(xfer);
635 struct ifnet *ifp = uether_getifp(&sc->sc_ue);
636 struct rue_intrpkt pkt;
637 struct usb_page_cache *pc;
640 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
642 switch (USB_GET_STATE(xfer)) {
643 case USB_ST_TRANSFERRED:
645 if (ifp && (ifp->if_drv_flags & IFF_DRV_RUNNING) &&
646 actlen >= sizeof(pkt)) {
648 pc = usbd_xfer_get_frame(xfer, 0);
649 usbd_copy_out(pc, 0, &pkt, sizeof(pkt));
651 ifp->if_ierrors += pkt.rue_rxlost_cnt;
652 ifp->if_ierrors += pkt.rue_crcerr_cnt;
653 ifp->if_collisions += pkt.rue_col_cnt;
658 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
659 usbd_transfer_submit(xfer);
663 if (error != USB_ERR_CANCELLED) {
664 /* try to clear stall first */
665 usbd_xfer_set_stall(xfer);
673 rue_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error)
675 struct rue_softc *sc = usbd_xfer_softc(xfer);
676 struct usb_ether *ue = &sc->sc_ue;
677 struct ifnet *ifp = uether_getifp(ue);
678 struct usb_page_cache *pc;
682 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
684 switch (USB_GET_STATE(xfer)) {
685 case USB_ST_TRANSFERRED:
691 pc = usbd_xfer_get_frame(xfer, 0);
692 usbd_copy_out(pc, actlen - 4, &status, sizeof(status));
695 /* check recieve packet was valid or not */
696 status = le16toh(status);
697 if ((status & RUE_RXSTAT_VALID) == 0) {
701 uether_rxbuf(ue, pc, 0, actlen);
705 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
706 usbd_transfer_submit(xfer);
711 DPRINTF("bulk read error, %s\n",
714 if (error != USB_ERR_CANCELLED) {
715 /* try to clear stall first */
716 usbd_xfer_set_stall(xfer);
724 rue_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error)
726 struct rue_softc *sc = usbd_xfer_softc(xfer);
727 struct ifnet *ifp = uether_getifp(&sc->sc_ue);
728 struct usb_page_cache *pc;
732 switch (USB_GET_STATE(xfer)) {
733 case USB_ST_TRANSFERRED:
734 DPRINTFN(11, "transfer complete\n");
740 if ((sc->sc_flags & RUE_FLAG_LINK) == 0) {
742 * don't send anything if there is no link !
746 IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
750 if (m->m_pkthdr.len > MCLBYTES)
751 m->m_pkthdr.len = MCLBYTES;
752 temp_len = m->m_pkthdr.len;
754 pc = usbd_xfer_get_frame(xfer, 0);
755 usbd_m_copy_in(pc, 0, m, 0, m->m_pkthdr.len);
758 * This is an undocumented behavior.
759 * RTL8150 chip doesn't send frame length smaller than
760 * RUE_MIN_FRAMELEN (60) byte packet.
762 if (temp_len < RUE_MIN_FRAMELEN) {
763 usbd_frame_zero(pc, temp_len,
764 RUE_MIN_FRAMELEN - temp_len);
765 temp_len = RUE_MIN_FRAMELEN;
767 usbd_xfer_set_frame_len(xfer, 0, temp_len);
770 * if there's a BPF listener, bounce a copy
771 * of this frame to him:
777 usbd_transfer_submit(xfer);
782 DPRINTFN(11, "transfer error, %s\n",
787 if (error != USB_ERR_CANCELLED) {
788 /* try to clear stall first */
789 usbd_xfer_set_stall(xfer);
797 rue_tick(struct usb_ether *ue)
799 struct rue_softc *sc = uether_getsc(ue);
800 struct mii_data *mii = GET_MII(sc);
802 RUE_LOCK_ASSERT(sc, MA_OWNED);
805 if ((sc->sc_flags & RUE_FLAG_LINK) == 0
806 && mii->mii_media_status & IFM_ACTIVE &&
807 IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) {
808 sc->sc_flags |= RUE_FLAG_LINK;
814 rue_start(struct usb_ether *ue)
816 struct rue_softc *sc = uether_getsc(ue);
819 * start the USB transfers, if not already started:
821 usbd_transfer_start(sc->sc_xfer[RUE_INTR_DT_RD]);
822 usbd_transfer_start(sc->sc_xfer[RUE_BULK_DT_RD]);
823 usbd_transfer_start(sc->sc_xfer[RUE_BULK_DT_WR]);
827 rue_init(struct usb_ether *ue)
829 struct rue_softc *sc = uether_getsc(ue);
830 struct ifnet *ifp = uether_getifp(ue);
832 RUE_LOCK_ASSERT(sc, MA_OWNED);
839 /* Set MAC address */
840 rue_write_mem(sc, RUE_IDR0, IF_LLADDR(ifp), ETHER_ADDR_LEN);
845 * Set the initial TX and RX configuration.
847 rue_csr_write_1(sc, RUE_TCR, RUE_TCR_CONFIG);
848 rue_csr_write_2(sc, RUE_RCR, RUE_RCR_CONFIG|RUE_RCR_AB);
850 /* Load the multicast filter */
852 /* Load the multicast filter. */
855 /* Enable RX and TX */
856 rue_csr_write_1(sc, RUE_CR, (RUE_CR_TE | RUE_CR_RE | RUE_CR_EP3CLREN));
858 usbd_xfer_set_stall(sc->sc_xfer[RUE_BULK_DT_WR]);
860 ifp->if_drv_flags |= IFF_DRV_RUNNING;
868 rue_ifmedia_upd(struct ifnet *ifp)
870 struct rue_softc *sc = ifp->if_softc;
871 struct mii_data *mii = GET_MII(sc);
873 RUE_LOCK_ASSERT(sc, MA_OWNED);
875 sc->sc_flags &= ~RUE_FLAG_LINK;
876 if (mii->mii_instance) {
877 struct mii_softc *miisc;
879 LIST_FOREACH(miisc, &mii->mii_phys, mii_list)
880 mii_phy_reset(miisc);
887 * Report current media status.
890 rue_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
892 struct rue_softc *sc = ifp->if_softc;
893 struct mii_data *mii = GET_MII(sc);
898 ifmr->ifm_active = mii->mii_media_active;
899 ifmr->ifm_status = mii->mii_media_status;
903 rue_stop(struct usb_ether *ue)
905 struct rue_softc *sc = uether_getsc(ue);
906 struct ifnet *ifp = uether_getifp(ue);
908 RUE_LOCK_ASSERT(sc, MA_OWNED);
910 ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
911 sc->sc_flags &= ~RUE_FLAG_LINK;
914 * stop all the transfers, if not already stopped:
916 usbd_transfer_stop(sc->sc_xfer[RUE_BULK_DT_WR]);
917 usbd_transfer_stop(sc->sc_xfer[RUE_BULK_DT_RD]);
918 usbd_transfer_stop(sc->sc_xfer[RUE_INTR_DT_RD]);
920 rue_csr_write_1(sc, RUE_CR, 0x00);