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/module.h>
78 #include <sys/mutex.h>
79 #include <sys/condvar.h>
80 #include <sys/sysctl.h>
82 #include <sys/unistd.h>
83 #include <sys/callout.h>
84 #include <sys/malloc.h>
87 #include <dev/usb/usb.h>
88 #include <dev/usb/usbdi.h>
89 #include <dev/usb/usbdi_util.h>
92 #define USB_DEBUG_VAR rue_debug
93 #include <dev/usb/usb_debug.h>
94 #include <dev/usb/usb_process.h>
96 #include <dev/usb/net/usb_ethernet.h>
97 #include <dev/usb/net/if_ruereg.h>
100 static int rue_debug = 0;
102 static SYSCTL_NODE(_hw_usb, OID_AUTO, rue, CTLFLAG_RW, 0, "USB rue");
103 SYSCTL_INT(_hw_usb_rue, OID_AUTO, debug, CTLFLAG_RW,
104 &rue_debug, 0, "Debug level");
108 * Various supported device vendors/products.
111 static const STRUCT_USB_HOST_ID rue_devs[] = {
112 {USB_VPI(USB_VENDOR_MELCO, USB_PRODUCT_MELCO_LUAKTX, 0)},
113 {USB_VPI(USB_VENDOR_REALTEK, USB_PRODUCT_REALTEK_USBKR100, 0)},
114 {USB_VPI(USB_VENDOR_OQO, USB_PRODUCT_OQO_ETHER01, 0)},
119 static device_probe_t rue_probe;
120 static device_attach_t rue_attach;
121 static device_detach_t rue_detach;
123 static miibus_readreg_t rue_miibus_readreg;
124 static miibus_writereg_t rue_miibus_writereg;
125 static miibus_statchg_t rue_miibus_statchg;
127 static usb_callback_t rue_intr_callback;
128 static usb_callback_t rue_bulk_read_callback;
129 static usb_callback_t rue_bulk_write_callback;
131 static uether_fn_t rue_attach_post;
132 static uether_fn_t rue_init;
133 static uether_fn_t rue_stop;
134 static uether_fn_t rue_start;
135 static uether_fn_t rue_tick;
136 static uether_fn_t rue_setmulti;
137 static uether_fn_t rue_setpromisc;
139 static int rue_read_mem(struct rue_softc *, uint16_t, void *, int);
140 static int rue_write_mem(struct rue_softc *, uint16_t, void *, int);
141 static uint8_t rue_csr_read_1(struct rue_softc *, uint16_t);
142 static uint16_t rue_csr_read_2(struct rue_softc *, uint16_t);
143 static int rue_csr_write_1(struct rue_softc *, uint16_t, uint8_t);
144 static int rue_csr_write_2(struct rue_softc *, uint16_t, uint16_t);
145 static int rue_csr_write_4(struct rue_softc *, int, uint32_t);
147 static void rue_reset(struct rue_softc *);
148 static int rue_ifmedia_upd(struct ifnet *);
149 static void rue_ifmedia_sts(struct ifnet *, struct ifmediareq *);
151 static const struct usb_config rue_config[RUE_N_TRANSFER] = {
155 .endpoint = UE_ADDR_ANY,
156 .direction = UE_DIR_OUT,
158 .flags = {.pipe_bof = 1,.force_short_xfer = 1,},
159 .callback = rue_bulk_write_callback,
160 .timeout = 10000, /* 10 seconds */
165 .endpoint = UE_ADDR_ANY,
166 .direction = UE_DIR_IN,
167 .bufsize = (MCLBYTES + 4),
168 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
169 .callback = rue_bulk_read_callback,
170 .timeout = 0, /* no timeout */
174 .type = UE_INTERRUPT,
175 .endpoint = UE_ADDR_ANY,
176 .direction = UE_DIR_IN,
177 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
178 .bufsize = 0, /* use wMaxPacketSize */
179 .callback = rue_intr_callback,
183 static device_method_t rue_methods[] = {
184 /* Device interface */
185 DEVMETHOD(device_probe, rue_probe),
186 DEVMETHOD(device_attach, rue_attach),
187 DEVMETHOD(device_detach, rue_detach),
190 DEVMETHOD(miibus_readreg, rue_miibus_readreg),
191 DEVMETHOD(miibus_writereg, rue_miibus_writereg),
192 DEVMETHOD(miibus_statchg, rue_miibus_statchg),
197 static driver_t rue_driver = {
199 .methods = rue_methods,
200 .size = sizeof(struct rue_softc),
203 static devclass_t rue_devclass;
205 DRIVER_MODULE_ORDERED(rue, uhub, rue_driver, rue_devclass, NULL, NULL,
207 DRIVER_MODULE(miibus, rue, miibus_driver, miibus_devclass, NULL, NULL);
208 MODULE_DEPEND(rue, uether, 1, 1, 1);
209 MODULE_DEPEND(rue, usb, 1, 1, 1);
210 MODULE_DEPEND(rue, ether, 1, 1, 1);
211 MODULE_DEPEND(rue, miibus, 1, 1, 1);
212 MODULE_VERSION(rue, 1);
214 static const struct usb_ether_methods rue_ue_methods = {
215 .ue_attach_post = rue_attach_post,
216 .ue_start = rue_start,
220 .ue_setmulti = rue_setmulti,
221 .ue_setpromisc = rue_setpromisc,
222 .ue_mii_upd = rue_ifmedia_upd,
223 .ue_mii_sts = rue_ifmedia_sts,
226 #define RUE_SETBIT(sc, reg, x) \
227 rue_csr_write_1(sc, reg, rue_csr_read_1(sc, reg) | (x))
229 #define RUE_CLRBIT(sc, reg, x) \
230 rue_csr_write_1(sc, reg, rue_csr_read_1(sc, reg) & ~(x))
233 rue_read_mem(struct rue_softc *sc, uint16_t addr, void *buf, int len)
235 struct usb_device_request req;
237 req.bmRequestType = UT_READ_VENDOR_DEVICE;
238 req.bRequest = UR_SET_ADDRESS;
239 USETW(req.wValue, addr);
240 USETW(req.wIndex, 0);
241 USETW(req.wLength, len);
243 return (uether_do_request(&sc->sc_ue, &req, buf, 1000));
247 rue_write_mem(struct rue_softc *sc, uint16_t addr, void *buf, int len)
249 struct usb_device_request req;
251 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
252 req.bRequest = UR_SET_ADDRESS;
253 USETW(req.wValue, addr);
254 USETW(req.wIndex, 0);
255 USETW(req.wLength, len);
257 return (uether_do_request(&sc->sc_ue, &req, buf, 1000));
261 rue_csr_read_1(struct rue_softc *sc, uint16_t reg)
265 rue_read_mem(sc, reg, &val, 1);
270 rue_csr_read_2(struct rue_softc *sc, uint16_t reg)
274 rue_read_mem(sc, reg, &val, 2);
279 rue_csr_write_1(struct rue_softc *sc, uint16_t reg, uint8_t val)
281 return (rue_write_mem(sc, reg, &val, 1));
285 rue_csr_write_2(struct rue_softc *sc, uint16_t reg, uint16_t val)
290 return (rue_write_mem(sc, reg, &temp, 2));
294 rue_csr_write_4(struct rue_softc *sc, int reg, uint32_t val)
299 return (rue_write_mem(sc, reg, &temp, 4));
303 rue_miibus_readreg(device_t dev, int phy, int reg)
305 struct rue_softc *sc = device_get_softc(dev);
310 if (phy != 0) /* RTL8150 supports PHY == 0, only */
313 locked = mtx_owned(&sc->sc_mtx);
338 if (RUE_REG_MIN <= reg && reg <= RUE_REG_MAX) {
339 rval = rue_csr_read_1(sc, reg);
342 device_printf(sc->sc_ue.ue_dev, "bad phy register\n");
347 rval = rue_csr_read_2(sc, ruereg);
355 rue_miibus_writereg(device_t dev, int phy, int reg, int data)
357 struct rue_softc *sc = device_get_softc(dev);
361 if (phy != 0) /* RTL8150 supports PHY == 0, only */
364 locked = mtx_owned(&sc->sc_mtx);
388 if (RUE_REG_MIN <= reg && reg <= RUE_REG_MAX) {
389 rue_csr_write_1(sc, reg, data);
392 device_printf(sc->sc_ue.ue_dev, " bad phy register\n");
395 rue_csr_write_2(sc, ruereg, data);
403 rue_miibus_statchg(device_t dev)
406 * When the code below is enabled the card starts doing weird
407 * things after link going from UP to DOWN and back UP.
409 * Looks like some of register writes below messes up PHY
412 * No visible regressions were found after commenting this code
413 * out, so that disable it for good.
416 struct rue_softc *sc = device_get_softc(dev);
417 struct mii_data *mii = GET_MII(sc);
421 locked = mtx_owned(&sc->sc_mtx);
425 RUE_CLRBIT(sc, RUE_CR, (RUE_CR_RE | RUE_CR_TE));
427 bmcr = rue_csr_read_2(sc, RUE_BMCR);
429 if (IFM_SUBTYPE(mii->mii_media_active) == IFM_100_TX)
430 bmcr |= RUE_BMCR_SPD_SET;
432 bmcr &= ~RUE_BMCR_SPD_SET;
434 if ((mii->mii_media_active & IFM_GMASK) == IFM_FDX)
435 bmcr |= RUE_BMCR_DUPLEX;
437 bmcr &= ~RUE_BMCR_DUPLEX;
439 rue_csr_write_2(sc, RUE_BMCR, bmcr);
441 RUE_SETBIT(sc, RUE_CR, (RUE_CR_RE | RUE_CR_TE));
449 rue_setpromisc(struct usb_ether *ue)
451 struct rue_softc *sc = uether_getsc(ue);
452 struct ifnet *ifp = uether_getifp(ue);
454 RUE_LOCK_ASSERT(sc, MA_OWNED);
456 /* If we want promiscuous mode, set the allframes bit. */
457 if (ifp->if_flags & IFF_PROMISC)
458 RUE_SETBIT(sc, RUE_RCR, RUE_RCR_AAP);
460 RUE_CLRBIT(sc, RUE_RCR, RUE_RCR_AAP);
464 * Program the 64-bit multicast hash filter.
467 rue_setmulti(struct usb_ether *ue)
469 struct rue_softc *sc = uether_getsc(ue);
470 struct ifnet *ifp = uether_getifp(ue);
473 uint32_t hashes[2] = { 0, 0 };
474 struct ifmultiaddr *ifma;
477 RUE_LOCK_ASSERT(sc, MA_OWNED);
479 rxcfg = rue_csr_read_2(sc, RUE_RCR);
481 if (ifp->if_flags & IFF_ALLMULTI || ifp->if_flags & IFF_PROMISC) {
482 rxcfg |= (RUE_RCR_AAM | RUE_RCR_AAP);
483 rxcfg &= ~RUE_RCR_AM;
484 rue_csr_write_2(sc, RUE_RCR, rxcfg);
485 rue_csr_write_4(sc, RUE_MAR0, 0xFFFFFFFF);
486 rue_csr_write_4(sc, RUE_MAR4, 0xFFFFFFFF);
490 /* first, zot all the existing hash bits */
491 rue_csr_write_4(sc, RUE_MAR0, 0);
492 rue_csr_write_4(sc, RUE_MAR4, 0);
494 /* now program new ones */
496 TAILQ_FOREACH (ifma, &ifp->if_multiaddrs, ifma_link)
498 if (ifma->ifma_addr->sa_family != AF_LINK)
500 h = ether_crc32_be(LLADDR((struct sockaddr_dl *)
501 ifma->ifma_addr), ETHER_ADDR_LEN) >> 26;
503 hashes[0] |= (1 << h);
505 hashes[1] |= (1 << (h - 32));
508 if_maddr_runlock(ifp);
513 rxcfg &= ~RUE_RCR_AM;
515 rxcfg &= ~(RUE_RCR_AAM | RUE_RCR_AAP);
517 rue_csr_write_2(sc, RUE_RCR, rxcfg);
518 rue_csr_write_4(sc, RUE_MAR0, hashes[0]);
519 rue_csr_write_4(sc, RUE_MAR4, hashes[1]);
523 rue_reset(struct rue_softc *sc)
527 rue_csr_write_1(sc, RUE_CR, RUE_CR_SOFT_RST);
529 for (i = 0; i != RUE_TIMEOUT; i++) {
530 if (uether_pause(&sc->sc_ue, hz / 1000))
532 if (!(rue_csr_read_1(sc, RUE_CR) & RUE_CR_SOFT_RST))
535 if (i == RUE_TIMEOUT)
536 device_printf(sc->sc_ue.ue_dev, "reset never completed\n");
538 uether_pause(&sc->sc_ue, hz / 100);
542 rue_attach_post(struct usb_ether *ue)
544 struct rue_softc *sc = uether_getsc(ue);
546 /* reset the adapter */
549 /* get station address from the EEPROM */
550 rue_read_mem(sc, RUE_EEPROM_IDR0, ue->ue_eaddr, ETHER_ADDR_LEN);
554 * Probe for a RTL8150 chip.
557 rue_probe(device_t dev)
559 struct usb_attach_arg *uaa = device_get_ivars(dev);
561 if (uaa->usb_mode != USB_MODE_HOST)
563 if (uaa->info.bConfigIndex != RUE_CONFIG_IDX)
565 if (uaa->info.bIfaceIndex != RUE_IFACE_IDX)
568 return (usbd_lookup_id_by_uaa(rue_devs, sizeof(rue_devs), uaa));
572 * Attach the interface. Allocate softc structures, do ifmedia
573 * setup and ethernet/BPF attach.
576 rue_attach(device_t dev)
578 struct usb_attach_arg *uaa = device_get_ivars(dev);
579 struct rue_softc *sc = device_get_softc(dev);
580 struct usb_ether *ue = &sc->sc_ue;
584 device_set_usb_desc(dev);
585 mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF);
587 iface_index = RUE_IFACE_IDX;
588 error = usbd_transfer_setup(uaa->device, &iface_index,
589 sc->sc_xfer, rue_config, RUE_N_TRANSFER,
592 device_printf(dev, "allocating USB transfers failed\n");
598 ue->ue_udev = uaa->device;
599 ue->ue_mtx = &sc->sc_mtx;
600 ue->ue_methods = &rue_ue_methods;
602 error = uether_ifattach(ue);
604 device_printf(dev, "could not attach interface\n");
607 return (0); /* success */
611 return (ENXIO); /* failure */
615 rue_detach(device_t dev)
617 struct rue_softc *sc = device_get_softc(dev);
618 struct usb_ether *ue = &sc->sc_ue;
620 usbd_transfer_unsetup(sc->sc_xfer, RUE_N_TRANSFER);
622 mtx_destroy(&sc->sc_mtx);
628 rue_intr_callback(struct usb_xfer *xfer, usb_error_t error)
630 struct rue_softc *sc = usbd_xfer_softc(xfer);
631 struct ifnet *ifp = uether_getifp(&sc->sc_ue);
632 struct rue_intrpkt pkt;
633 struct usb_page_cache *pc;
636 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
638 switch (USB_GET_STATE(xfer)) {
639 case USB_ST_TRANSFERRED:
641 if (ifp && (ifp->if_drv_flags & IFF_DRV_RUNNING) &&
642 actlen >= (int)sizeof(pkt)) {
644 pc = usbd_xfer_get_frame(xfer, 0);
645 usbd_copy_out(pc, 0, &pkt, sizeof(pkt));
647 ifp->if_ierrors += pkt.rue_rxlost_cnt;
648 ifp->if_ierrors += pkt.rue_crcerr_cnt;
649 ifp->if_collisions += pkt.rue_col_cnt;
654 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
655 usbd_transfer_submit(xfer);
659 if (error != USB_ERR_CANCELLED) {
660 /* try to clear stall first */
661 usbd_xfer_set_stall(xfer);
669 rue_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error)
671 struct rue_softc *sc = usbd_xfer_softc(xfer);
672 struct usb_ether *ue = &sc->sc_ue;
673 struct ifnet *ifp = uether_getifp(ue);
674 struct usb_page_cache *pc;
678 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
680 switch (USB_GET_STATE(xfer)) {
681 case USB_ST_TRANSFERRED:
687 pc = usbd_xfer_get_frame(xfer, 0);
688 usbd_copy_out(pc, actlen - 4, &status, sizeof(status));
691 /* check recieve packet was valid or not */
692 status = le16toh(status);
693 if ((status & RUE_RXSTAT_VALID) == 0) {
697 uether_rxbuf(ue, pc, 0, actlen);
701 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
702 usbd_transfer_submit(xfer);
707 DPRINTF("bulk read error, %s\n",
710 if (error != USB_ERR_CANCELLED) {
711 /* try to clear stall first */
712 usbd_xfer_set_stall(xfer);
720 rue_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error)
722 struct rue_softc *sc = usbd_xfer_softc(xfer);
723 struct ifnet *ifp = uether_getifp(&sc->sc_ue);
724 struct usb_page_cache *pc;
728 switch (USB_GET_STATE(xfer)) {
729 case USB_ST_TRANSFERRED:
730 DPRINTFN(11, "transfer complete\n");
736 if ((sc->sc_flags & RUE_FLAG_LINK) == 0) {
738 * don't send anything if there is no link !
742 IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
746 if (m->m_pkthdr.len > MCLBYTES)
747 m->m_pkthdr.len = MCLBYTES;
748 temp_len = m->m_pkthdr.len;
750 pc = usbd_xfer_get_frame(xfer, 0);
751 usbd_m_copy_in(pc, 0, m, 0, m->m_pkthdr.len);
754 * This is an undocumented behavior.
755 * RTL8150 chip doesn't send frame length smaller than
756 * RUE_MIN_FRAMELEN (60) byte packet.
758 if (temp_len < RUE_MIN_FRAMELEN) {
759 usbd_frame_zero(pc, temp_len,
760 RUE_MIN_FRAMELEN - temp_len);
761 temp_len = RUE_MIN_FRAMELEN;
763 usbd_xfer_set_frame_len(xfer, 0, temp_len);
766 * if there's a BPF listener, bounce a copy
767 * of this frame to him:
773 usbd_transfer_submit(xfer);
778 DPRINTFN(11, "transfer error, %s\n",
783 if (error != USB_ERR_CANCELLED) {
784 /* try to clear stall first */
785 usbd_xfer_set_stall(xfer);
793 rue_tick(struct usb_ether *ue)
795 struct rue_softc *sc = uether_getsc(ue);
796 struct mii_data *mii = GET_MII(sc);
798 RUE_LOCK_ASSERT(sc, MA_OWNED);
801 if ((sc->sc_flags & RUE_FLAG_LINK) == 0
802 && mii->mii_media_status & IFM_ACTIVE &&
803 IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) {
804 sc->sc_flags |= RUE_FLAG_LINK;
810 rue_start(struct usb_ether *ue)
812 struct rue_softc *sc = uether_getsc(ue);
815 * start the USB transfers, if not already started:
817 usbd_transfer_start(sc->sc_xfer[RUE_INTR_DT_RD]);
818 usbd_transfer_start(sc->sc_xfer[RUE_BULK_DT_RD]);
819 usbd_transfer_start(sc->sc_xfer[RUE_BULK_DT_WR]);
823 rue_init(struct usb_ether *ue)
825 struct rue_softc *sc = uether_getsc(ue);
826 struct ifnet *ifp = uether_getifp(ue);
828 RUE_LOCK_ASSERT(sc, MA_OWNED);
835 /* Set MAC address */
836 rue_write_mem(sc, RUE_IDR0, IF_LLADDR(ifp), ETHER_ADDR_LEN);
841 * Set the initial TX and RX configuration.
843 rue_csr_write_1(sc, RUE_TCR, RUE_TCR_CONFIG);
844 rue_csr_write_2(sc, RUE_RCR, RUE_RCR_CONFIG|RUE_RCR_AB);
846 /* Load the multicast filter */
848 /* Load the multicast filter. */
851 /* Enable RX and TX */
852 rue_csr_write_1(sc, RUE_CR, (RUE_CR_TE | RUE_CR_RE | RUE_CR_EP3CLREN));
854 usbd_xfer_set_stall(sc->sc_xfer[RUE_BULK_DT_WR]);
856 ifp->if_drv_flags |= IFF_DRV_RUNNING;
864 rue_ifmedia_upd(struct ifnet *ifp)
866 struct rue_softc *sc = ifp->if_softc;
867 struct mii_data *mii = GET_MII(sc);
868 struct mii_softc *miisc;
871 RUE_LOCK_ASSERT(sc, MA_OWNED);
873 sc->sc_flags &= ~RUE_FLAG_LINK;
874 LIST_FOREACH(miisc, &mii->mii_phys, mii_list)
876 error = mii_mediachg(mii);
881 * Report current media status.
884 rue_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
886 struct rue_softc *sc = ifp->if_softc;
887 struct mii_data *mii = GET_MII(sc);
891 ifmr->ifm_active = mii->mii_media_active;
892 ifmr->ifm_status = mii->mii_media_status;
897 rue_stop(struct usb_ether *ue)
899 struct rue_softc *sc = uether_getsc(ue);
900 struct ifnet *ifp = uether_getifp(ue);
902 RUE_LOCK_ASSERT(sc, MA_OWNED);
904 ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
905 sc->sc_flags &= ~RUE_FLAG_LINK;
908 * stop all the transfers, if not already stopped:
910 usbd_transfer_stop(sc->sc_xfer[RUE_BULK_DT_WR]);
911 usbd_transfer_stop(sc->sc_xfer[RUE_BULK_DT_RD]);
912 usbd_transfer_stop(sc->sc_xfer[RUE_INTR_DT_RD]);
914 rue_csr_write_1(sc, RUE_CR, 0x00);