1235288Sadrian/*- 2235288Sadrian * Copyright (c) 2011-2012 Stefan Bethke. 3235288Sadrian * Copyright (c) 2012 Adrian Chadd. 4235288Sadrian * All rights reserved. 5235288Sadrian * 6235288Sadrian * Redistribution and use in source and binary forms, with or without 7235288Sadrian * modification, are permitted provided that the following conditions 8235288Sadrian * are met: 9235288Sadrian * 1. Redistributions of source code must retain the above copyright 10235288Sadrian * notice, this list of conditions and the following disclaimer. 11235288Sadrian * 2. Redistributions in binary form must reproduce the above copyright 12235288Sadrian * notice, this list of conditions and the following disclaimer in the 13235288Sadrian * documentation and/or other materials provided with the distribution. 14235288Sadrian * 15235288Sadrian * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16235288Sadrian * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17235288Sadrian * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18235288Sadrian * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19235288Sadrian * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20235288Sadrian * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21235288Sadrian * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22235288Sadrian * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23235288Sadrian * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24235288Sadrian * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25235288Sadrian * SUCH DAMAGE. 26235288Sadrian * 27235288Sadrian * $FreeBSD: releng/11.0/sys/dev/etherswitch/arswitch/arswitch.c 297793 2016-04-10 23:07:00Z pfg $ 28235288Sadrian */ 29235288Sadrian 30235288Sadrian#include <sys/param.h> 31235288Sadrian#include <sys/bus.h> 32235288Sadrian#include <sys/errno.h> 33235288Sadrian#include <sys/kernel.h> 34257284Sglebius#include <sys/malloc.h> 35235288Sadrian#include <sys/module.h> 36235288Sadrian#include <sys/socket.h> 37235288Sadrian#include <sys/sockio.h> 38235288Sadrian#include <sys/sysctl.h> 39235288Sadrian#include <sys/systm.h> 40235288Sadrian 41235288Sadrian#include <net/if.h> 42257284Sglebius#include <net/if_var.h> 43235288Sadrian#include <net/if_arp.h> 44235288Sadrian#include <net/ethernet.h> 45235288Sadrian#include <net/if_dl.h> 46235288Sadrian#include <net/if_media.h> 47235288Sadrian#include <net/if_types.h> 48235288Sadrian 49235288Sadrian#include <machine/bus.h> 50268564Srpaulo#include <dev/iicbus/iic.h> 51235288Sadrian#include <dev/iicbus/iiconf.h> 52235288Sadrian#include <dev/iicbus/iicbus.h> 53235288Sadrian#include <dev/mii/mii.h> 54235288Sadrian#include <dev/mii/miivar.h> 55292738Sadrian#include <dev/mdio/mdio.h> 56235288Sadrian 57235288Sadrian#include <dev/etherswitch/etherswitch.h> 58235288Sadrian 59235288Sadrian#include <dev/etherswitch/arswitch/arswitchreg.h> 60235288Sadrian#include <dev/etherswitch/arswitch/arswitchvar.h> 61235288Sadrian#include <dev/etherswitch/arswitch/arswitch_reg.h> 62235288Sadrian#include <dev/etherswitch/arswitch/arswitch_phy.h> 63253572Sloos#include <dev/etherswitch/arswitch/arswitch_vlans.h> 64235288Sadrian 65235323Sadrian#include <dev/etherswitch/arswitch/arswitch_7240.h> 66235288Sadrian#include <dev/etherswitch/arswitch/arswitch_8216.h> 67235288Sadrian#include <dev/etherswitch/arswitch/arswitch_8226.h> 68235288Sadrian#include <dev/etherswitch/arswitch/arswitch_8316.h> 69262431Sadrian#include <dev/etherswitch/arswitch/arswitch_8327.h> 70256582Sadrian#include <dev/etherswitch/arswitch/arswitch_9340.h> 71235288Sadrian 72235288Sadrian#include "mdio_if.h" 73235288Sadrian#include "miibus_if.h" 74235288Sadrian#include "etherswitch_if.h" 75235288Sadrian 76235288Sadrian#if defined(DEBUG) 77235288Sadrianstatic SYSCTL_NODE(_debug, OID_AUTO, arswitch, CTLFLAG_RD, 0, "arswitch"); 78235288Sadrian#endif 79235288Sadrian 80235288Sadrianstatic inline int arswitch_portforphy(int phy); 81235288Sadrianstatic void arswitch_tick(void *arg); 82235288Sadrianstatic int arswitch_ifmedia_upd(struct ifnet *); 83235288Sadrianstatic void arswitch_ifmedia_sts(struct ifnet *, struct ifmediareq *); 84262208Sadrianstatic int ar8xxx_port_vlan_setup(struct arswitch_softc *sc, 85262208Sadrian etherswitch_port_t *p); 86262208Sadrianstatic int ar8xxx_port_vlan_get(struct arswitch_softc *sc, 87262208Sadrian etherswitch_port_t *p); 88235288Sadrian 89235288Sadrianstatic int 90235288Sadrianarswitch_probe(device_t dev) 91235288Sadrian{ 92235288Sadrian struct arswitch_softc *sc; 93235288Sadrian uint32_t id; 94235288Sadrian char *chipname, desc[256]; 95235288Sadrian 96235288Sadrian sc = device_get_softc(dev); 97235288Sadrian bzero(sc, sizeof(*sc)); 98235288Sadrian sc->page = -1; 99235323Sadrian 100235323Sadrian /* AR7240 probe */ 101235323Sadrian if (ar7240_probe(dev) == 0) { 102235323Sadrian chipname = "AR7240"; 103235323Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR7240; 104256582Sadrian sc->is_internal_switch = 1; 105241577Sray id = 0; 106235323Sadrian goto done; 107235323Sadrian } 108235323Sadrian 109256582Sadrian /* AR9340 probe */ 110256582Sadrian if (ar9340_probe(dev) == 0) { 111256582Sadrian chipname = "AR9340"; 112256582Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR9340; 113256582Sadrian sc->is_internal_switch = 1; 114256582Sadrian id = 0; 115256582Sadrian goto done; 116256582Sadrian } 117256582Sadrian 118235323Sadrian /* AR8xxx probe */ 119235288Sadrian id = arswitch_readreg(dev, AR8X16_REG_MASK_CTRL); 120262201Sadrian sc->chip_rev = (id & AR8X16_MASK_CTRL_REV_MASK); 121262201Sadrian sc->chip_ver = (id & AR8X16_MASK_CTRL_VER_MASK) > AR8X16_MASK_CTRL_VER_SHIFT; 122256582Sadrian switch (id & (AR8X16_MASK_CTRL_VER_MASK | AR8X16_MASK_CTRL_REV_MASK)) { 123256582Sadrian case 0x0101: 124235288Sadrian chipname = "AR8216"; 125235288Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR8216; 126235288Sadrian break; 127256582Sadrian case 0x0201: 128235288Sadrian chipname = "AR8226"; 129235288Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR8226; 130235288Sadrian break; 131256582Sadrian /* 0x0301 - AR8236 */ 132256582Sadrian case 0x1000: 133256582Sadrian case 0x1001: 134235288Sadrian chipname = "AR8316"; 135235288Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR8316; 136235288Sadrian break; 137262202Sadrian case 0x1202: 138269147Sadrian case 0x1204: 139262202Sadrian chipname = "AR8327"; 140262202Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR8327; 141262202Sadrian sc->mii_lo_first = 1; 142262202Sadrian break; 143235288Sadrian default: 144235288Sadrian chipname = NULL; 145235288Sadrian } 146235323Sadrian 147235323Sadriandone: 148256582Sadrian 149256582Sadrian DPRINTF(dev, "chipname=%s, id=%08x\n", chipname, id); 150235288Sadrian if (chipname != NULL) { 151235288Sadrian snprintf(desc, sizeof(desc), 152279767Sadrian "Atheros %s Ethernet Switch (ver %d rev %d)", 153279767Sadrian chipname, 154279767Sadrian sc->chip_ver, 155279767Sadrian sc->chip_rev); 156235288Sadrian device_set_desc_copy(dev, desc); 157235288Sadrian return (BUS_PROBE_DEFAULT); 158235288Sadrian } 159235288Sadrian return (ENXIO); 160235288Sadrian} 161235288Sadrian 162235288Sadrianstatic int 163235288Sadrianarswitch_attach_phys(struct arswitch_softc *sc) 164235288Sadrian{ 165235288Sadrian int phy, err = 0; 166235288Sadrian char name[IFNAMSIZ]; 167235288Sadrian 168235288Sadrian /* PHYs need an interface, so we generate a dummy one */ 169235288Sadrian snprintf(name, IFNAMSIZ, "%sport", device_get_nameunit(sc->sc_dev)); 170235288Sadrian for (phy = 0; phy < sc->numphys; phy++) { 171235288Sadrian sc->ifp[phy] = if_alloc(IFT_ETHER); 172235288Sadrian sc->ifp[phy]->if_softc = sc; 173235288Sadrian sc->ifp[phy]->if_flags |= IFF_UP | IFF_BROADCAST | 174235288Sadrian IFF_DRV_RUNNING | IFF_SIMPLEX; 175235288Sadrian sc->ifname[phy] = malloc(strlen(name)+1, M_DEVBUF, M_WAITOK); 176235288Sadrian bcopy(name, sc->ifname[phy], strlen(name)+1); 177235288Sadrian if_initname(sc->ifp[phy], sc->ifname[phy], 178235288Sadrian arswitch_portforphy(phy)); 179235288Sadrian err = mii_attach(sc->sc_dev, &sc->miibus[phy], sc->ifp[phy], 180235288Sadrian arswitch_ifmedia_upd, arswitch_ifmedia_sts, \ 181235288Sadrian BMSR_DEFCAPMASK, phy, MII_OFFSET_ANY, 0); 182279767Sadrian#if 0 183235288Sadrian DPRINTF(sc->sc_dev, "%s attached to pseudo interface %s\n", 184235288Sadrian device_get_nameunit(sc->miibus[phy]), 185235288Sadrian sc->ifp[phy]->if_xname); 186279767Sadrian#endif 187235288Sadrian if (err != 0) { 188235288Sadrian device_printf(sc->sc_dev, 189235288Sadrian "attaching PHY %d failed\n", 190235288Sadrian phy); 191235288Sadrian } 192235288Sadrian } 193235288Sadrian return (err); 194235288Sadrian} 195235288Sadrian 196235288Sadrianstatic int 197253572Sloosarswitch_reset(device_t dev) 198253572Sloos{ 199253572Sloos 200253572Sloos arswitch_writereg(dev, AR8X16_REG_MASK_CTRL, 201253572Sloos AR8X16_MASK_CTRL_SOFT_RESET); 202253572Sloos DELAY(1000); 203253572Sloos if (arswitch_readreg(dev, AR8X16_REG_MASK_CTRL) & 204253572Sloos AR8X16_MASK_CTRL_SOFT_RESET) { 205253572Sloos device_printf(dev, "unable to reset switch\n"); 206253572Sloos return (-1); 207253572Sloos } 208253572Sloos return (0); 209253572Sloos} 210253572Sloos 211253572Sloosstatic int 212253572Sloosarswitch_set_vlan_mode(struct arswitch_softc *sc, uint32_t mode) 213253572Sloos{ 214253572Sloos 215253572Sloos /* Check for invalid modes. */ 216253572Sloos if ((mode & sc->info.es_vlan_caps) != mode) 217253572Sloos return (EINVAL); 218253572Sloos 219253572Sloos switch (mode) { 220253572Sloos case ETHERSWITCH_VLAN_DOT1Q: 221253572Sloos sc->vlan_mode = ETHERSWITCH_VLAN_DOT1Q; 222253572Sloos break; 223253572Sloos case ETHERSWITCH_VLAN_PORT: 224253572Sloos sc->vlan_mode = ETHERSWITCH_VLAN_PORT; 225253572Sloos break; 226253572Sloos default: 227253572Sloos sc->vlan_mode = 0; 228297793Spfg } 229253572Sloos 230253572Sloos /* Reset VLANs. */ 231262429Sadrian sc->hal.arswitch_vlan_init_hw(sc); 232253572Sloos 233253572Sloos return (0); 234253572Sloos} 235253572Sloos 236253572Sloosstatic void 237262208Sadrianar8xxx_port_init(struct arswitch_softc *sc, int port) 238253572Sloos{ 239253572Sloos 240253572Sloos /* Port0 - CPU */ 241262203Sadrian if (port == AR8X16_PORT_CPU) { 242262203Sadrian arswitch_writereg(sc->sc_dev, AR8X16_REG_PORT_STS(0), 243262203Sadrian (AR8X16_IS_SWITCH(sc, AR8216) ? 244262203Sadrian AR8X16_PORT_STS_SPEED_100 : AR8X16_PORT_STS_SPEED_1000) | 245262203Sadrian (AR8X16_IS_SWITCH(sc, AR8216) ? 0 : AR8X16_PORT_STS_RXFLOW) | 246262203Sadrian (AR8X16_IS_SWITCH(sc, AR8216) ? 0 : AR8X16_PORT_STS_TXFLOW) | 247262203Sadrian AR8X16_PORT_STS_RXMAC | 248262203Sadrian AR8X16_PORT_STS_TXMAC | 249262203Sadrian AR8X16_PORT_STS_DUPLEX); 250262203Sadrian arswitch_writereg(sc->sc_dev, AR8X16_REG_PORT_CTRL(0), 251262203Sadrian arswitch_readreg(sc->sc_dev, AR8X16_REG_PORT_CTRL(0)) & 252262203Sadrian ~AR8X16_PORT_CTRL_HEADER); 253262203Sadrian } else { 254253572Sloos /* Set ports to auto negotiation. */ 255253572Sloos arswitch_writereg(sc->sc_dev, AR8X16_REG_PORT_STS(port), 256253572Sloos AR8X16_PORT_STS_LINK_AUTO); 257253572Sloos arswitch_writereg(sc->sc_dev, AR8X16_REG_PORT_CTRL(port), 258253572Sloos arswitch_readreg(sc->sc_dev, AR8X16_REG_PORT_CTRL(port)) & 259253572Sloos ~AR8X16_PORT_CTRL_HEADER); 260253572Sloos } 261253572Sloos} 262253572Sloos 263253572Sloosstatic int 264262681Sadrianar8xxx_atu_flush(struct arswitch_softc *sc) 265262681Sadrian{ 266262681Sadrian int ret; 267262681Sadrian 268262681Sadrian ret = arswitch_waitreg(sc->sc_dev, 269262681Sadrian AR8216_REG_ATU, 270262681Sadrian AR8216_ATU_ACTIVE, 271262681Sadrian 0, 272262681Sadrian 1000); 273262681Sadrian 274262681Sadrian if (ret) 275262681Sadrian device_printf(sc->sc_dev, "%s: waitreg failed\n", __func__); 276262681Sadrian 277262681Sadrian if (!ret) 278262681Sadrian arswitch_writereg(sc->sc_dev, 279262681Sadrian AR8216_REG_ATU, 280262681Sadrian AR8216_ATU_OP_FLUSH); 281262681Sadrian 282262681Sadrian return (ret); 283262681Sadrian} 284262681Sadrian 285262681Sadrianstatic int 286235288Sadrianarswitch_attach(device_t dev) 287235288Sadrian{ 288235288Sadrian struct arswitch_softc *sc; 289235288Sadrian int err = 0; 290262203Sadrian int port; 291235288Sadrian 292235288Sadrian sc = device_get_softc(dev); 293235288Sadrian 294235288Sadrian /* sc->sc_switchtype is already decided in arswitch_probe() */ 295235288Sadrian sc->sc_dev = dev; 296235288Sadrian mtx_init(&sc->sc_mtx, "arswitch", NULL, MTX_DEF); 297235288Sadrian sc->page = -1; 298235288Sadrian strlcpy(sc->info.es_name, device_get_desc(dev), 299235288Sadrian sizeof(sc->info.es_name)); 300235288Sadrian 301262206Sadrian /* Default HAL methods */ 302262208Sadrian sc->hal.arswitch_port_init = ar8xxx_port_init; 303262208Sadrian sc->hal.arswitch_port_vlan_setup = ar8xxx_port_vlan_setup; 304262208Sadrian sc->hal.arswitch_port_vlan_get = ar8xxx_port_vlan_get; 305262429Sadrian sc->hal.arswitch_vlan_init_hw = ar8xxx_reset_vlans; 306279790Sadrian 307262429Sadrian sc->hal.arswitch_vlan_getvgroup = ar8xxx_getvgroup; 308262429Sadrian sc->hal.arswitch_vlan_setvgroup = ar8xxx_setvgroup; 309279790Sadrian 310262429Sadrian sc->hal.arswitch_vlan_get_pvid = ar8xxx_get_pvid; 311262429Sadrian sc->hal.arswitch_vlan_set_pvid = ar8xxx_set_pvid; 312279790Sadrian 313279790Sadrian sc->hal.arswitch_get_dot1q_vlan = ar8xxx_get_dot1q_vlan; 314279790Sadrian sc->hal.arswitch_set_dot1q_vlan = ar8xxx_set_dot1q_vlan; 315279797Sadrian sc->hal.arswitch_flush_dot1q_vlan = ar8xxx_flush_dot1q_vlan; 316279797Sadrian sc->hal.arswitch_purge_dot1q_vlan = ar8xxx_purge_dot1q_vlan; 317279790Sadrian sc->hal.arswitch_get_port_vlan = ar8xxx_get_port_vlan; 318279790Sadrian sc->hal.arswitch_set_port_vlan = ar8xxx_set_port_vlan; 319279790Sadrian 320262681Sadrian sc->hal.arswitch_atu_flush = ar8xxx_atu_flush; 321279790Sadrian 322279767Sadrian sc->hal.arswitch_phy_read = arswitch_readphy_internal; 323279767Sadrian sc->hal.arswitch_phy_write = arswitch_writephy_internal; 324262206Sadrian 325279790Sadrian 326235288Sadrian /* 327235288Sadrian * Attach switch related functions 328235288Sadrian */ 329235323Sadrian if (AR8X16_IS_SWITCH(sc, AR7240)) 330235323Sadrian ar7240_attach(sc); 331256582Sadrian else if (AR8X16_IS_SWITCH(sc, AR9340)) 332256582Sadrian ar9340_attach(sc); 333235323Sadrian else if (AR8X16_IS_SWITCH(sc, AR8216)) 334235288Sadrian ar8216_attach(sc); 335235288Sadrian else if (AR8X16_IS_SWITCH(sc, AR8226)) 336235288Sadrian ar8226_attach(sc); 337235288Sadrian else if (AR8X16_IS_SWITCH(sc, AR8316)) 338235288Sadrian ar8316_attach(sc); 339262431Sadrian else if (AR8X16_IS_SWITCH(sc, AR8327)) 340262431Sadrian ar8327_attach(sc); 341279767Sadrian else { 342279767Sadrian DPRINTF(dev, "%s: unknown switch (%d)?\n", __func__, sc->sc_switchtype); 343235288Sadrian return (ENXIO); 344279767Sadrian } 345235288Sadrian 346253572Sloos /* Common defaults. */ 347235288Sadrian sc->info.es_nports = 5; /* XXX technically 6, but 6th not used */ 348235288Sadrian 349235288Sadrian /* XXX Defaults for externally connected AR8316 */ 350235288Sadrian sc->numphys = 4; 351235288Sadrian sc->phy4cpu = 1; 352235288Sadrian sc->is_rgmii = 1; 353235288Sadrian sc->is_gmii = 0; 354256582Sadrian sc->is_mii = 0; 355235288Sadrian 356235288Sadrian (void) resource_int_value(device_get_name(dev), device_get_unit(dev), 357235288Sadrian "numphys", &sc->numphys); 358235288Sadrian (void) resource_int_value(device_get_name(dev), device_get_unit(dev), 359235288Sadrian "phy4cpu", &sc->phy4cpu); 360235288Sadrian (void) resource_int_value(device_get_name(dev), device_get_unit(dev), 361235288Sadrian "is_rgmii", &sc->is_rgmii); 362235288Sadrian (void) resource_int_value(device_get_name(dev), device_get_unit(dev), 363235288Sadrian "is_gmii", &sc->is_gmii); 364256582Sadrian (void) resource_int_value(device_get_name(dev), device_get_unit(dev), 365256582Sadrian "is_mii", &sc->is_mii); 366235288Sadrian 367253572Sloos if (sc->numphys > AR8X16_NUM_PHYS) 368253572Sloos sc->numphys = AR8X16_NUM_PHYS; 369253572Sloos 370253572Sloos /* Reset the switch. */ 371279767Sadrian if (arswitch_reset(dev)) { 372279767Sadrian DPRINTF(dev, "%s: arswitch_reset: failed\n", __func__); 373235288Sadrian return (ENXIO); 374279767Sadrian } 375235288Sadrian 376256582Sadrian err = sc->hal.arswitch_hw_setup(sc); 377279767Sadrian DPRINTF(dev, "%s: hw_setup: err=%d\n", __func__, err); 378256582Sadrian if (err != 0) 379256582Sadrian return (err); 380256582Sadrian 381235288Sadrian err = sc->hal.arswitch_hw_global_setup(sc); 382279767Sadrian DPRINTF(dev, "%s: hw_global_setup: err=%d\n", __func__, err); 383235288Sadrian if (err != 0) 384235288Sadrian return (err); 385235288Sadrian 386253572Sloos /* Initialize the switch ports. */ 387262203Sadrian for (port = 0; port <= sc->numphys; port++) { 388262206Sadrian sc->hal.arswitch_port_init(sc, port); 389262203Sadrian } 390253572Sloos 391235288Sadrian /* 392235288Sadrian * Attach the PHYs and complete the bus enumeration. 393235288Sadrian */ 394235288Sadrian err = arswitch_attach_phys(sc); 395279767Sadrian DPRINTF(dev, "%s: attach_phys: err=%d\n", __func__, err); 396235288Sadrian if (err != 0) 397235288Sadrian return (err); 398235288Sadrian 399253572Sloos /* Default to ingress filters off. */ 400253572Sloos err = arswitch_set_vlan_mode(sc, 0); 401279767Sadrian DPRINTF(dev, "%s: set_vlan_mode: err=%d\n", __func__, err); 402253572Sloos if (err != 0) 403253572Sloos return (err); 404253572Sloos 405235288Sadrian bus_generic_probe(dev); 406235288Sadrian bus_enumerate_hinted_children(dev); 407235288Sadrian err = bus_generic_attach(dev); 408279767Sadrian DPRINTF(dev, "%s: bus_generic_attach: err=%d\n", __func__, err); 409235288Sadrian if (err != 0) 410235288Sadrian return (err); 411235288Sadrian 412235288Sadrian callout_init_mtx(&sc->callout_tick, &sc->sc_mtx, 0); 413241578Sray 414241578Sray ARSWITCH_LOCK(sc); 415235288Sadrian arswitch_tick(sc); 416241578Sray ARSWITCH_UNLOCK(sc); 417235288Sadrian 418235288Sadrian return (err); 419235288Sadrian} 420235288Sadrian 421235288Sadrianstatic int 422235288Sadrianarswitch_detach(device_t dev) 423235288Sadrian{ 424235288Sadrian struct arswitch_softc *sc = device_get_softc(dev); 425235288Sadrian int i; 426235288Sadrian 427235288Sadrian callout_drain(&sc->callout_tick); 428235288Sadrian 429235288Sadrian for (i=0; i < sc->numphys; i++) { 430235288Sadrian if (sc->miibus[i] != NULL) 431235288Sadrian device_delete_child(dev, sc->miibus[i]); 432235288Sadrian if (sc->ifp[i] != NULL) 433235288Sadrian if_free(sc->ifp[i]); 434235288Sadrian free(sc->ifname[i], M_DEVBUF); 435235288Sadrian } 436235288Sadrian 437235288Sadrian bus_generic_detach(dev); 438235288Sadrian mtx_destroy(&sc->sc_mtx); 439235288Sadrian 440235288Sadrian return (0); 441235288Sadrian} 442235288Sadrian 443235288Sadrian/* 444235288Sadrian * Convert PHY number to port number. PHY0 is connected to port 1, PHY1 to 445235288Sadrian * port 2, etc. 446235288Sadrian */ 447235288Sadrianstatic inline int 448235288Sadrianarswitch_portforphy(int phy) 449235288Sadrian{ 450235288Sadrian return (phy+1); 451235288Sadrian} 452235288Sadrian 453235288Sadrianstatic inline struct mii_data * 454235288Sadrianarswitch_miiforport(struct arswitch_softc *sc, int port) 455235288Sadrian{ 456235288Sadrian int phy = port-1; 457235288Sadrian 458235288Sadrian if (phy < 0 || phy >= sc->numphys) 459235288Sadrian return (NULL); 460235288Sadrian return (device_get_softc(sc->miibus[phy])); 461235288Sadrian} 462235288Sadrian 463235288Sadrianstatic inline struct ifnet * 464235288Sadrianarswitch_ifpforport(struct arswitch_softc *sc, int port) 465235288Sadrian{ 466235288Sadrian int phy = port-1; 467235288Sadrian 468235288Sadrian if (phy < 0 || phy >= sc->numphys) 469235288Sadrian return (NULL); 470235288Sadrian return (sc->ifp[phy]); 471235288Sadrian} 472235288Sadrian 473235288Sadrian/* 474235288Sadrian * Convert port status to ifmedia. 475235288Sadrian */ 476235288Sadrianstatic void 477235288Sadrianarswitch_update_ifmedia(int portstatus, u_int *media_status, u_int *media_active) 478235288Sadrian{ 479235288Sadrian *media_active = IFM_ETHER; 480235288Sadrian *media_status = IFM_AVALID; 481235288Sadrian 482235288Sadrian if ((portstatus & AR8X16_PORT_STS_LINK_UP) != 0) 483235288Sadrian *media_status |= IFM_ACTIVE; 484235288Sadrian else { 485235288Sadrian *media_active |= IFM_NONE; 486235288Sadrian return; 487235288Sadrian } 488235288Sadrian switch (portstatus & AR8X16_PORT_STS_SPEED_MASK) { 489235288Sadrian case AR8X16_PORT_STS_SPEED_10: 490235288Sadrian *media_active |= IFM_10_T; 491235288Sadrian break; 492235288Sadrian case AR8X16_PORT_STS_SPEED_100: 493235288Sadrian *media_active |= IFM_100_TX; 494235288Sadrian break; 495235288Sadrian case AR8X16_PORT_STS_SPEED_1000: 496235288Sadrian *media_active |= IFM_1000_T; 497235288Sadrian break; 498235288Sadrian } 499235288Sadrian if ((portstatus & AR8X16_PORT_STS_DUPLEX) == 0) 500235288Sadrian *media_active |= IFM_FDX; 501235288Sadrian else 502235288Sadrian *media_active |= IFM_HDX; 503235288Sadrian if ((portstatus & AR8X16_PORT_STS_TXFLOW) != 0) 504235288Sadrian *media_active |= IFM_ETH_TXPAUSE; 505235288Sadrian if ((portstatus & AR8X16_PORT_STS_RXFLOW) != 0) 506235288Sadrian *media_active |= IFM_ETH_RXPAUSE; 507235288Sadrian} 508235288Sadrian 509235288Sadrian/* 510235288Sadrian * Poll the status for all PHYs. We're using the switch port status because 511235288Sadrian * thats a lot quicker to read than talking to all the PHYs. Care must be 512235288Sadrian * taken that the resulting ifmedia_active is identical to what the PHY will 513235288Sadrian * compute, or gratuitous link status changes will occur whenever the PHYs 514235288Sadrian * update function is called. 515235288Sadrian */ 516235288Sadrianstatic void 517235288Sadrianarswitch_miipollstat(struct arswitch_softc *sc) 518235288Sadrian{ 519235288Sadrian int i; 520235288Sadrian struct mii_data *mii; 521235288Sadrian struct mii_softc *miisc; 522235288Sadrian int portstatus; 523262681Sadrian int port_flap = 0; 524235288Sadrian 525241578Sray ARSWITCH_LOCK_ASSERT(sc, MA_OWNED); 526241578Sray 527235288Sadrian for (i = 0; i < sc->numphys; i++) { 528235288Sadrian if (sc->miibus[i] == NULL) 529235288Sadrian continue; 530235288Sadrian mii = device_get_softc(sc->miibus[i]); 531262206Sadrian /* XXX This would be nice to have abstracted out to be per-chip */ 532262206Sadrian /* AR8327/AR8337 has a different register base */ 533262206Sadrian if (AR8X16_IS_SWITCH(sc, AR8327)) 534262206Sadrian portstatus = arswitch_readreg(sc->sc_dev, 535262206Sadrian AR8327_REG_PORT_STATUS(arswitch_portforphy(i))); 536262206Sadrian else 537262206Sadrian portstatus = arswitch_readreg(sc->sc_dev, 538262206Sadrian AR8X16_REG_PORT_STS(arswitch_portforphy(i))); 539235288Sadrian#if 0 540235288Sadrian DPRINTF(sc->sc_dev, "p[%d]=%b\n", 541256582Sadrian i, 542235288Sadrian portstatus, 543235288Sadrian "\20\3TXMAC\4RXMAC\5TXFLOW\6RXFLOW\7" 544235288Sadrian "DUPLEX\11LINK_UP\12LINK_AUTO\13LINK_PAUSE"); 545235288Sadrian#endif 546262681Sadrian /* 547262681Sadrian * If the current status is down, but we have a link 548262681Sadrian * status showing up, we need to do an ATU flush. 549262681Sadrian */ 550262681Sadrian if ((mii->mii_media_status & IFM_ACTIVE) == 0 && 551262681Sadrian (portstatus & AR8X16_PORT_STS_LINK_UP) != 0) { 552262681Sadrian device_printf(sc->sc_dev, "%s: port %d: port -> UP\n", 553262681Sadrian __func__, 554262681Sadrian i); 555262681Sadrian port_flap = 1; 556262681Sadrian } 557262681Sadrian /* 558262681Sadrian * and maybe if a port goes up->down? 559262681Sadrian */ 560262681Sadrian if ((mii->mii_media_status & IFM_ACTIVE) != 0 && 561262681Sadrian (portstatus & AR8X16_PORT_STS_LINK_UP) == 0) { 562262681Sadrian device_printf(sc->sc_dev, "%s: port %d: port -> DOWN\n", 563262681Sadrian __func__, 564262681Sadrian i); 565262681Sadrian port_flap = 1; 566262681Sadrian } 567235288Sadrian arswitch_update_ifmedia(portstatus, &mii->mii_media_status, 568235288Sadrian &mii->mii_media_active); 569235288Sadrian LIST_FOREACH(miisc, &mii->mii_phys, mii_list) { 570235288Sadrian if (IFM_INST(mii->mii_media.ifm_cur->ifm_media) != 571235288Sadrian miisc->mii_inst) 572235288Sadrian continue; 573235288Sadrian mii_phy_update(miisc, MII_POLLSTAT); 574235288Sadrian } 575235288Sadrian } 576262681Sadrian 577262681Sadrian /* If a port went from down->up, flush the ATU */ 578262681Sadrian if (port_flap) 579262681Sadrian sc->hal.arswitch_atu_flush(sc); 580235288Sadrian} 581235288Sadrian 582235288Sadrianstatic void 583235288Sadrianarswitch_tick(void *arg) 584235288Sadrian{ 585235288Sadrian struct arswitch_softc *sc = arg; 586235288Sadrian 587235288Sadrian arswitch_miipollstat(sc); 588235288Sadrian callout_reset(&sc->callout_tick, hz, arswitch_tick, sc); 589235288Sadrian} 590235288Sadrian 591241578Sraystatic void 592241578Srayarswitch_lock(device_t dev) 593241578Sray{ 594241578Sray struct arswitch_softc *sc = device_get_softc(dev); 595241578Sray 596241578Sray ARSWITCH_LOCK_ASSERT(sc, MA_NOTOWNED); 597241578Sray ARSWITCH_LOCK(sc); 598241578Sray} 599241578Sray 600241578Sraystatic void 601241578Srayarswitch_unlock(device_t dev) 602241578Sray{ 603241578Sray struct arswitch_softc *sc = device_get_softc(dev); 604241578Sray 605241578Sray ARSWITCH_LOCK_ASSERT(sc, MA_OWNED); 606241578Sray ARSWITCH_UNLOCK(sc); 607241578Sray} 608241578Sray 609235288Sadrianstatic etherswitch_info_t * 610235288Sadrianarswitch_getinfo(device_t dev) 611235288Sadrian{ 612235288Sadrian struct arswitch_softc *sc = device_get_softc(dev); 613235288Sadrian 614235288Sadrian return (&sc->info); 615235288Sadrian} 616235288Sadrian 617235288Sadrianstatic int 618262208Sadrianar8xxx_port_vlan_get(struct arswitch_softc *sc, etherswitch_port_t *p) 619235288Sadrian{ 620253572Sloos uint32_t reg; 621253572Sloos 622253572Sloos ARSWITCH_LOCK(sc); 623253572Sloos 624253572Sloos /* Retrieve the PVID. */ 625262429Sadrian sc->hal.arswitch_vlan_get_pvid(sc, p->es_port, &p->es_pvid); 626253572Sloos 627253572Sloos /* Port flags. */ 628253572Sloos reg = arswitch_readreg(sc->sc_dev, AR8X16_REG_PORT_CTRL(p->es_port)); 629253572Sloos if (reg & AR8X16_PORT_CTRL_DOUBLE_TAG) 630253572Sloos p->es_flags |= ETHERSWITCH_PORT_DOUBLE_TAG; 631253572Sloos reg >>= AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_SHIFT; 632253572Sloos if ((reg & 0x3) == AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_ADD) 633253572Sloos p->es_flags |= ETHERSWITCH_PORT_ADDTAG; 634253572Sloos if ((reg & 0x3) == AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_STRIP) 635253572Sloos p->es_flags |= ETHERSWITCH_PORT_STRIPTAG; 636253572Sloos ARSWITCH_UNLOCK(sc); 637253572Sloos 638262208Sadrian return (0); 639262208Sadrian} 640262208Sadrian 641262208Sadrianstatic int 642279790Sadrianarswitch_is_cpuport(struct arswitch_softc *sc, int port) 643279790Sadrian{ 644279790Sadrian 645279790Sadrian return ((port == AR8X16_PORT_CPU) || 646279790Sadrian ((AR8X16_IS_SWITCH(sc, AR8327) && 647279790Sadrian port == AR8327_PORT_GMAC6))); 648279790Sadrian} 649279790Sadrian 650279790Sadrianstatic int 651262208Sadrianarswitch_getport(device_t dev, etherswitch_port_t *p) 652262208Sadrian{ 653262208Sadrian struct arswitch_softc *sc; 654262208Sadrian struct mii_data *mii; 655262208Sadrian struct ifmediareq *ifmr; 656262208Sadrian int err; 657262208Sadrian 658262208Sadrian sc = device_get_softc(dev); 659279790Sadrian /* XXX +1 is for AR8327; should make this configurable! */ 660279790Sadrian if (p->es_port < 0 || p->es_port > sc->info.es_nports) 661262208Sadrian return (ENXIO); 662262208Sadrian 663262208Sadrian err = sc->hal.arswitch_port_vlan_get(sc, p); 664262208Sadrian if (err != 0) 665262208Sadrian return (err); 666262208Sadrian 667235288Sadrian mii = arswitch_miiforport(sc, p->es_port); 668279790Sadrian if (arswitch_is_cpuport(sc, p->es_port)) { 669235288Sadrian /* fill in fixed values for CPU port */ 670262208Sadrian /* XXX is this valid in all cases? */ 671250383Sadrian p->es_flags |= ETHERSWITCH_PORT_CPU; 672253572Sloos ifmr = &p->es_ifmr; 673235288Sadrian ifmr->ifm_count = 0; 674235288Sadrian ifmr->ifm_current = ifmr->ifm_active = 675235288Sadrian IFM_ETHER | IFM_1000_T | IFM_FDX; 676235288Sadrian ifmr->ifm_mask = 0; 677235288Sadrian ifmr->ifm_status = IFM_ACTIVE | IFM_AVALID; 678235288Sadrian } else if (mii != NULL) { 679235288Sadrian err = ifmedia_ioctl(mii->mii_ifp, &p->es_ifr, 680235288Sadrian &mii->mii_media, SIOCGIFMEDIA); 681235288Sadrian if (err) 682235288Sadrian return (err); 683235288Sadrian } else { 684235288Sadrian return (ENXIO); 685235288Sadrian } 686235288Sadrian return (0); 687235288Sadrian} 688235288Sadrian 689235288Sadrianstatic int 690262208Sadrianar8xxx_port_vlan_setup(struct arswitch_softc *sc, etherswitch_port_t *p) 691262208Sadrian{ 692262208Sadrian uint32_t reg; 693262208Sadrian int err; 694262208Sadrian 695262208Sadrian ARSWITCH_LOCK(sc); 696262208Sadrian 697262208Sadrian /* Set the PVID. */ 698262208Sadrian if (p->es_pvid != 0) 699262429Sadrian sc->hal.arswitch_vlan_set_pvid(sc, p->es_port, p->es_pvid); 700262208Sadrian 701262208Sadrian /* Mutually exclusive. */ 702262208Sadrian if (p->es_flags & ETHERSWITCH_PORT_ADDTAG && 703262208Sadrian p->es_flags & ETHERSWITCH_PORT_STRIPTAG) { 704262208Sadrian ARSWITCH_UNLOCK(sc); 705262208Sadrian return (EINVAL); 706262208Sadrian } 707262208Sadrian 708262208Sadrian reg = 0; 709262208Sadrian if (p->es_flags & ETHERSWITCH_PORT_DOUBLE_TAG) 710262208Sadrian reg |= AR8X16_PORT_CTRL_DOUBLE_TAG; 711262208Sadrian if (p->es_flags & ETHERSWITCH_PORT_ADDTAG) 712262208Sadrian reg |= AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_ADD << 713262208Sadrian AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_SHIFT; 714262208Sadrian if (p->es_flags & ETHERSWITCH_PORT_STRIPTAG) 715262208Sadrian reg |= AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_STRIP << 716262208Sadrian AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_SHIFT; 717262208Sadrian 718262208Sadrian err = arswitch_modifyreg(sc->sc_dev, 719262208Sadrian AR8X16_REG_PORT_CTRL(p->es_port), 720262208Sadrian 0x3 << AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_SHIFT | 721262208Sadrian AR8X16_PORT_CTRL_DOUBLE_TAG, reg); 722262208Sadrian 723262208Sadrian ARSWITCH_UNLOCK(sc); 724262208Sadrian return (err); 725262208Sadrian} 726262208Sadrian 727262208Sadrianstatic int 728235288Sadrianarswitch_setport(device_t dev, etherswitch_port_t *p) 729235288Sadrian{ 730235288Sadrian int err; 731235288Sadrian struct arswitch_softc *sc; 732235288Sadrian struct ifmedia *ifm; 733235288Sadrian struct mii_data *mii; 734235288Sadrian struct ifnet *ifp; 735235288Sadrian 736253572Sloos sc = device_get_softc(dev); 737279790Sadrian if (p->es_port < 0 || p->es_port > sc->info.es_nports) 738235288Sadrian return (ENXIO); 739235288Sadrian 740253572Sloos /* Port flags. */ 741253572Sloos if (sc->vlan_mode == ETHERSWITCH_VLAN_DOT1Q) { 742262208Sadrian err = sc->hal.arswitch_port_vlan_setup(sc, p); 743253572Sloos if (err) 744253572Sloos return (err); 745262208Sadrian } 746253572Sloos 747253572Sloos /* Do not allow media changes on CPU port. */ 748279790Sadrian if (arswitch_is_cpuport(sc, p->es_port)) 749253572Sloos return (0); 750253572Sloos 751235288Sadrian mii = arswitch_miiforport(sc, p->es_port); 752235288Sadrian if (mii == NULL) 753235288Sadrian return (ENXIO); 754235288Sadrian 755235288Sadrian ifp = arswitch_ifpforport(sc, p->es_port); 756235288Sadrian 757235288Sadrian ifm = &mii->mii_media; 758253572Sloos return (ifmedia_ioctl(ifp, &p->es_ifr, ifm, SIOCSIFMEDIA)); 759235288Sadrian} 760235288Sadrian 761235288Sadrianstatic void 762235288Sadrianarswitch_statchg(device_t dev) 763235288Sadrian{ 764235288Sadrian 765235288Sadrian DPRINTF(dev, "%s\n", __func__); 766235288Sadrian} 767235288Sadrian 768235288Sadrianstatic int 769235288Sadrianarswitch_ifmedia_upd(struct ifnet *ifp) 770235288Sadrian{ 771235288Sadrian struct arswitch_softc *sc = ifp->if_softc; 772235288Sadrian struct mii_data *mii = arswitch_miiforport(sc, ifp->if_dunit); 773235288Sadrian 774235288Sadrian if (mii == NULL) 775235288Sadrian return (ENXIO); 776235288Sadrian mii_mediachg(mii); 777235288Sadrian return (0); 778235288Sadrian} 779235288Sadrian 780235288Sadrianstatic void 781235288Sadrianarswitch_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr) 782235288Sadrian{ 783235288Sadrian struct arswitch_softc *sc = ifp->if_softc; 784235288Sadrian struct mii_data *mii = arswitch_miiforport(sc, ifp->if_dunit); 785235288Sadrian 786235288Sadrian DPRINTF(sc->sc_dev, "%s\n", __func__); 787235288Sadrian 788235288Sadrian if (mii == NULL) 789235288Sadrian return; 790235288Sadrian mii_pollstat(mii); 791235288Sadrian ifmr->ifm_active = mii->mii_media_active; 792235288Sadrian ifmr->ifm_status = mii->mii_media_status; 793235288Sadrian} 794235288Sadrian 795253572Sloosstatic int 796253572Sloosarswitch_getconf(device_t dev, etherswitch_conf_t *conf) 797253572Sloos{ 798253572Sloos struct arswitch_softc *sc; 799253572Sloos 800253572Sloos sc = device_get_softc(dev); 801253572Sloos 802253572Sloos /* Return the VLAN mode. */ 803253572Sloos conf->cmd = ETHERSWITCH_CONF_VLAN_MODE; 804253572Sloos conf->vlan_mode = sc->vlan_mode; 805253572Sloos 806253572Sloos return (0); 807253572Sloos} 808253572Sloos 809253572Sloosstatic int 810253572Sloosarswitch_setconf(device_t dev, etherswitch_conf_t *conf) 811253572Sloos{ 812253572Sloos struct arswitch_softc *sc; 813253572Sloos int err; 814253572Sloos 815253572Sloos sc = device_get_softc(dev); 816253572Sloos 817253572Sloos /* Set the VLAN mode. */ 818253572Sloos if (conf->cmd & ETHERSWITCH_CONF_VLAN_MODE) { 819253572Sloos err = arswitch_set_vlan_mode(sc, conf->vlan_mode); 820253572Sloos if (err != 0) 821253572Sloos return (err); 822253572Sloos } 823253572Sloos 824253572Sloos return (0); 825253572Sloos} 826253572Sloos 827262429Sadrianstatic int 828262429Sadrianarswitch_getvgroup(device_t dev, etherswitch_vlangroup_t *e) 829262429Sadrian{ 830262429Sadrian struct arswitch_softc *sc = device_get_softc(dev); 831262429Sadrian 832262429Sadrian return (sc->hal.arswitch_vlan_getvgroup(sc, e)); 833262429Sadrian} 834262429Sadrian 835262429Sadrianstatic int 836262429Sadrianarswitch_setvgroup(device_t dev, etherswitch_vlangroup_t *e) 837262429Sadrian{ 838262429Sadrian struct arswitch_softc *sc = device_get_softc(dev); 839262429Sadrian 840262429Sadrian return (sc->hal.arswitch_vlan_setvgroup(sc, e)); 841262429Sadrian} 842262429Sadrian 843279767Sadrianstatic int 844279767Sadrianarswitch_readphy(device_t dev, int phy, int reg) 845279767Sadrian{ 846279767Sadrian struct arswitch_softc *sc = device_get_softc(dev); 847279767Sadrian 848279767Sadrian return (sc->hal.arswitch_phy_read(dev, phy, reg)); 849279767Sadrian} 850279767Sadrian 851279767Sadrianstatic int 852279767Sadrianarswitch_writephy(device_t dev, int phy, int reg, int val) 853279767Sadrian{ 854279767Sadrian struct arswitch_softc *sc = device_get_softc(dev); 855279767Sadrian 856279767Sadrian return (sc->hal.arswitch_phy_write(dev, phy, reg, val)); 857279767Sadrian} 858279767Sadrian 859235288Sadrianstatic device_method_t arswitch_methods[] = { 860235288Sadrian /* Device interface */ 861235288Sadrian DEVMETHOD(device_probe, arswitch_probe), 862235288Sadrian DEVMETHOD(device_attach, arswitch_attach), 863235288Sadrian DEVMETHOD(device_detach, arswitch_detach), 864235288Sadrian 865235288Sadrian /* bus interface */ 866235288Sadrian DEVMETHOD(bus_add_child, device_add_child_ordered), 867235288Sadrian 868235288Sadrian /* MII interface */ 869235288Sadrian DEVMETHOD(miibus_readreg, arswitch_readphy), 870235288Sadrian DEVMETHOD(miibus_writereg, arswitch_writephy), 871235288Sadrian DEVMETHOD(miibus_statchg, arswitch_statchg), 872235288Sadrian 873235288Sadrian /* MDIO interface */ 874235288Sadrian DEVMETHOD(mdio_readreg, arswitch_readphy), 875235288Sadrian DEVMETHOD(mdio_writereg, arswitch_writephy), 876235288Sadrian 877235288Sadrian /* etherswitch interface */ 878241578Sray DEVMETHOD(etherswitch_lock, arswitch_lock), 879241578Sray DEVMETHOD(etherswitch_unlock, arswitch_unlock), 880235288Sadrian DEVMETHOD(etherswitch_getinfo, arswitch_getinfo), 881235288Sadrian DEVMETHOD(etherswitch_readreg, arswitch_readreg), 882235288Sadrian DEVMETHOD(etherswitch_writereg, arswitch_writereg), 883235288Sadrian DEVMETHOD(etherswitch_readphyreg, arswitch_readphy), 884235288Sadrian DEVMETHOD(etherswitch_writephyreg, arswitch_writephy), 885235288Sadrian DEVMETHOD(etherswitch_getport, arswitch_getport), 886235288Sadrian DEVMETHOD(etherswitch_setport, arswitch_setport), 887235288Sadrian DEVMETHOD(etherswitch_getvgroup, arswitch_getvgroup), 888235288Sadrian DEVMETHOD(etherswitch_setvgroup, arswitch_setvgroup), 889253572Sloos DEVMETHOD(etherswitch_getconf, arswitch_getconf), 890253572Sloos DEVMETHOD(etherswitch_setconf, arswitch_setconf), 891235288Sadrian 892235288Sadrian DEVMETHOD_END 893235288Sadrian}; 894235288Sadrian 895235288SadrianDEFINE_CLASS_0(arswitch, arswitch_driver, arswitch_methods, 896235288Sadrian sizeof(struct arswitch_softc)); 897235288Sadrianstatic devclass_t arswitch_devclass; 898235288Sadrian 899235288SadrianDRIVER_MODULE(arswitch, mdio, arswitch_driver, arswitch_devclass, 0, 0); 900235288SadrianDRIVER_MODULE(miibus, arswitch, miibus_driver, miibus_devclass, 0, 0); 901235288SadrianDRIVER_MODULE(mdio, arswitch, mdio_driver, mdio_devclass, 0, 0); 902235288SadrianDRIVER_MODULE(etherswitch, arswitch, etherswitch_driver, etherswitch_devclass, 0, 0); 903235288SadrianMODULE_VERSION(arswitch, 1); 904235288SadrianMODULE_DEPEND(arswitch, miibus, 1, 1, 1); /* XXX which versions? */ 905235288SadrianMODULE_DEPEND(arswitch, etherswitch, 1, 1, 1); /* XXX which versions? */ 906