arswitch.c revision 257284
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: head/sys/dev/etherswitch/arswitch/arswitch.c 257284 2013-10-28 22:26:03Z glebius $ 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> 50235288Sadrian#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> 55235288Sadrian#include <dev/etherswitch/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> 69256582Sadrian#include <dev/etherswitch/arswitch/arswitch_9340.h> 70235288Sadrian 71235288Sadrian#include "mdio_if.h" 72235288Sadrian#include "miibus_if.h" 73235288Sadrian#include "etherswitch_if.h" 74235288Sadrian 75235288Sadrian#if defined(DEBUG) 76235288Sadrianstatic SYSCTL_NODE(_debug, OID_AUTO, arswitch, CTLFLAG_RD, 0, "arswitch"); 77235288Sadrian#endif 78235288Sadrian 79235288Sadrianstatic inline int arswitch_portforphy(int phy); 80235288Sadrianstatic void arswitch_tick(void *arg); 81235288Sadrianstatic int arswitch_ifmedia_upd(struct ifnet *); 82235288Sadrianstatic void arswitch_ifmedia_sts(struct ifnet *, struct ifmediareq *); 83235288Sadrian 84235288Sadrianstatic int 85235288Sadrianarswitch_probe(device_t dev) 86235288Sadrian{ 87235288Sadrian struct arswitch_softc *sc; 88235288Sadrian uint32_t id; 89235288Sadrian char *chipname, desc[256]; 90235288Sadrian 91235288Sadrian sc = device_get_softc(dev); 92235288Sadrian bzero(sc, sizeof(*sc)); 93235288Sadrian sc->page = -1; 94235323Sadrian 95235323Sadrian /* AR7240 probe */ 96235323Sadrian if (ar7240_probe(dev) == 0) { 97235323Sadrian chipname = "AR7240"; 98235323Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR7240; 99256582Sadrian sc->is_internal_switch = 1; 100241577Sray id = 0; 101235323Sadrian goto done; 102235323Sadrian } 103235323Sadrian 104256582Sadrian /* AR9340 probe */ 105256582Sadrian if (ar9340_probe(dev) == 0) { 106256582Sadrian chipname = "AR9340"; 107256582Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR9340; 108256582Sadrian sc->is_internal_switch = 1; 109256582Sadrian id = 0; 110256582Sadrian goto done; 111256582Sadrian } 112256582Sadrian 113235323Sadrian /* AR8xxx probe */ 114235288Sadrian id = arswitch_readreg(dev, AR8X16_REG_MASK_CTRL); 115256582Sadrian switch (id & (AR8X16_MASK_CTRL_VER_MASK | AR8X16_MASK_CTRL_REV_MASK)) { 116256582Sadrian case 0x0101: 117235288Sadrian chipname = "AR8216"; 118235288Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR8216; 119235288Sadrian break; 120256582Sadrian case 0x0201: 121235288Sadrian chipname = "AR8226"; 122235288Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR8226; 123235288Sadrian break; 124256582Sadrian /* 0x0301 - AR8236 */ 125256582Sadrian case 0x1000: 126256582Sadrian case 0x1001: 127235288Sadrian chipname = "AR8316"; 128235288Sadrian sc->sc_switchtype = AR8X16_SWITCH_AR8316; 129235288Sadrian break; 130235288Sadrian default: 131235288Sadrian chipname = NULL; 132235288Sadrian } 133235323Sadrian 134235323Sadriandone: 135256582Sadrian 136256582Sadrian DPRINTF(dev, "chipname=%s, id=%08x\n", chipname, id); 137235288Sadrian if (chipname != NULL) { 138235288Sadrian snprintf(desc, sizeof(desc), 139235288Sadrian "Atheros %s Ethernet Switch", 140235288Sadrian chipname); 141235288Sadrian device_set_desc_copy(dev, desc); 142235288Sadrian return (BUS_PROBE_DEFAULT); 143235288Sadrian } 144235288Sadrian return (ENXIO); 145235288Sadrian} 146235288Sadrian 147235288Sadrianstatic int 148235288Sadrianarswitch_attach_phys(struct arswitch_softc *sc) 149235288Sadrian{ 150235288Sadrian int phy, err = 0; 151235288Sadrian char name[IFNAMSIZ]; 152235288Sadrian 153235288Sadrian /* PHYs need an interface, so we generate a dummy one */ 154235288Sadrian snprintf(name, IFNAMSIZ, "%sport", device_get_nameunit(sc->sc_dev)); 155235288Sadrian for (phy = 0; phy < sc->numphys; phy++) { 156235288Sadrian sc->ifp[phy] = if_alloc(IFT_ETHER); 157235288Sadrian sc->ifp[phy]->if_softc = sc; 158235288Sadrian sc->ifp[phy]->if_flags |= IFF_UP | IFF_BROADCAST | 159235288Sadrian IFF_DRV_RUNNING | IFF_SIMPLEX; 160235288Sadrian sc->ifname[phy] = malloc(strlen(name)+1, M_DEVBUF, M_WAITOK); 161235288Sadrian bcopy(name, sc->ifname[phy], strlen(name)+1); 162235288Sadrian if_initname(sc->ifp[phy], sc->ifname[phy], 163235288Sadrian arswitch_portforphy(phy)); 164235288Sadrian err = mii_attach(sc->sc_dev, &sc->miibus[phy], sc->ifp[phy], 165235288Sadrian arswitch_ifmedia_upd, arswitch_ifmedia_sts, \ 166235288Sadrian BMSR_DEFCAPMASK, phy, MII_OFFSET_ANY, 0); 167235288Sadrian DPRINTF(sc->sc_dev, "%s attached to pseudo interface %s\n", 168235288Sadrian device_get_nameunit(sc->miibus[phy]), 169235288Sadrian sc->ifp[phy]->if_xname); 170235288Sadrian if (err != 0) { 171235288Sadrian device_printf(sc->sc_dev, 172235288Sadrian "attaching PHY %d failed\n", 173235288Sadrian phy); 174235288Sadrian } 175235288Sadrian } 176235288Sadrian return (err); 177235288Sadrian} 178235288Sadrian 179235288Sadrianstatic int 180253572Sloosarswitch_reset(device_t dev) 181253572Sloos{ 182253572Sloos 183253572Sloos arswitch_writereg(dev, AR8X16_REG_MASK_CTRL, 184253572Sloos AR8X16_MASK_CTRL_SOFT_RESET); 185253572Sloos DELAY(1000); 186253572Sloos if (arswitch_readreg(dev, AR8X16_REG_MASK_CTRL) & 187253572Sloos AR8X16_MASK_CTRL_SOFT_RESET) { 188253572Sloos device_printf(dev, "unable to reset switch\n"); 189253572Sloos return (-1); 190253572Sloos } 191253572Sloos return (0); 192253572Sloos} 193253572Sloos 194253572Sloosstatic int 195253572Sloosarswitch_set_vlan_mode(struct arswitch_softc *sc, uint32_t mode) 196253572Sloos{ 197253572Sloos 198253572Sloos /* Check for invalid modes. */ 199253572Sloos if ((mode & sc->info.es_vlan_caps) != mode) 200253572Sloos return (EINVAL); 201253572Sloos 202253572Sloos switch (mode) { 203253572Sloos case ETHERSWITCH_VLAN_DOT1Q: 204253572Sloos sc->vlan_mode = ETHERSWITCH_VLAN_DOT1Q; 205253572Sloos break; 206253572Sloos case ETHERSWITCH_VLAN_PORT: 207253572Sloos sc->vlan_mode = ETHERSWITCH_VLAN_PORT; 208253572Sloos break; 209253572Sloos default: 210253572Sloos sc->vlan_mode = 0; 211253572Sloos }; 212253572Sloos 213253572Sloos /* Reset VLANs. */ 214253572Sloos arswitch_reset_vlans(sc); 215253572Sloos 216253572Sloos return (0); 217253572Sloos} 218253572Sloos 219253572Sloosstatic void 220253572Sloosarswitch_ports_init(struct arswitch_softc *sc) 221253572Sloos{ 222253572Sloos int port; 223253572Sloos 224253572Sloos /* Port0 - CPU */ 225253572Sloos arswitch_writereg(sc->sc_dev, AR8X16_REG_PORT_STS(0), 226253572Sloos (AR8X16_IS_SWITCH(sc, AR8216) ? 227253572Sloos AR8X16_PORT_STS_SPEED_100 : AR8X16_PORT_STS_SPEED_1000) | 228253572Sloos (AR8X16_IS_SWITCH(sc, AR8216) ? 0 : AR8X16_PORT_STS_RXFLOW) | 229253572Sloos (AR8X16_IS_SWITCH(sc, AR8216) ? 0 : AR8X16_PORT_STS_TXFLOW) | 230253572Sloos AR8X16_PORT_STS_RXMAC | 231253572Sloos AR8X16_PORT_STS_TXMAC | 232253572Sloos AR8X16_PORT_STS_DUPLEX); 233253572Sloos arswitch_writereg(sc->sc_dev, AR8X16_REG_PORT_CTRL(0), 234253572Sloos arswitch_readreg(sc->sc_dev, AR8X16_REG_PORT_CTRL(0)) & 235253572Sloos ~AR8X16_PORT_CTRL_HEADER); 236253572Sloos 237253572Sloos for (port = 1; port <= sc->numphys; port++) { 238253572Sloos /* Set ports to auto negotiation. */ 239253572Sloos arswitch_writereg(sc->sc_dev, AR8X16_REG_PORT_STS(port), 240253572Sloos AR8X16_PORT_STS_LINK_AUTO); 241253572Sloos arswitch_writereg(sc->sc_dev, AR8X16_REG_PORT_CTRL(port), 242253572Sloos arswitch_readreg(sc->sc_dev, AR8X16_REG_PORT_CTRL(port)) & 243253572Sloos ~AR8X16_PORT_CTRL_HEADER); 244253572Sloos } 245253572Sloos} 246253572Sloos 247253572Sloosstatic int 248235288Sadrianarswitch_attach(device_t dev) 249235288Sadrian{ 250235288Sadrian struct arswitch_softc *sc; 251235288Sadrian int err = 0; 252235288Sadrian 253235288Sadrian sc = device_get_softc(dev); 254235288Sadrian 255235288Sadrian /* sc->sc_switchtype is already decided in arswitch_probe() */ 256235288Sadrian sc->sc_dev = dev; 257235288Sadrian mtx_init(&sc->sc_mtx, "arswitch", NULL, MTX_DEF); 258235288Sadrian sc->page = -1; 259235288Sadrian strlcpy(sc->info.es_name, device_get_desc(dev), 260235288Sadrian sizeof(sc->info.es_name)); 261235288Sadrian 262235288Sadrian /* 263235288Sadrian * Attach switch related functions 264235288Sadrian */ 265235323Sadrian if (AR8X16_IS_SWITCH(sc, AR7240)) 266235323Sadrian ar7240_attach(sc); 267256582Sadrian else if (AR8X16_IS_SWITCH(sc, AR9340)) 268256582Sadrian ar9340_attach(sc); 269235323Sadrian else if (AR8X16_IS_SWITCH(sc, AR8216)) 270235288Sadrian ar8216_attach(sc); 271235288Sadrian else if (AR8X16_IS_SWITCH(sc, AR8226)) 272235288Sadrian ar8226_attach(sc); 273235288Sadrian else if (AR8X16_IS_SWITCH(sc, AR8316)) 274235288Sadrian ar8316_attach(sc); 275235288Sadrian else 276235288Sadrian return (ENXIO); 277235288Sadrian 278253572Sloos /* Common defaults. */ 279235288Sadrian sc->info.es_nports = 5; /* XXX technically 6, but 6th not used */ 280235288Sadrian 281235288Sadrian /* XXX Defaults for externally connected AR8316 */ 282235288Sadrian sc->numphys = 4; 283235288Sadrian sc->phy4cpu = 1; 284235288Sadrian sc->is_rgmii = 1; 285235288Sadrian sc->is_gmii = 0; 286256582Sadrian sc->is_mii = 0; 287235288Sadrian 288235288Sadrian (void) resource_int_value(device_get_name(dev), device_get_unit(dev), 289235288Sadrian "numphys", &sc->numphys); 290235288Sadrian (void) resource_int_value(device_get_name(dev), device_get_unit(dev), 291235288Sadrian "phy4cpu", &sc->phy4cpu); 292235288Sadrian (void) resource_int_value(device_get_name(dev), device_get_unit(dev), 293235288Sadrian "is_rgmii", &sc->is_rgmii); 294235288Sadrian (void) resource_int_value(device_get_name(dev), device_get_unit(dev), 295235288Sadrian "is_gmii", &sc->is_gmii); 296256582Sadrian (void) resource_int_value(device_get_name(dev), device_get_unit(dev), 297256582Sadrian "is_mii", &sc->is_mii); 298235288Sadrian 299253572Sloos if (sc->numphys > AR8X16_NUM_PHYS) 300253572Sloos sc->numphys = AR8X16_NUM_PHYS; 301253572Sloos 302253572Sloos /* Reset the switch. */ 303253572Sloos if (arswitch_reset(dev)) 304235288Sadrian return (ENXIO); 305235288Sadrian 306256582Sadrian err = sc->hal.arswitch_hw_setup(sc); 307256582Sadrian if (err != 0) 308256582Sadrian return (err); 309256582Sadrian 310235288Sadrian err = sc->hal.arswitch_hw_global_setup(sc); 311235288Sadrian if (err != 0) 312235288Sadrian return (err); 313235288Sadrian 314253572Sloos /* Initialize the switch ports. */ 315253572Sloos arswitch_ports_init(sc); 316253572Sloos 317235288Sadrian /* 318235288Sadrian * Attach the PHYs and complete the bus enumeration. 319235288Sadrian */ 320235288Sadrian err = arswitch_attach_phys(sc); 321235288Sadrian if (err != 0) 322235288Sadrian return (err); 323235288Sadrian 324253572Sloos /* Default to ingress filters off. */ 325253572Sloos err = arswitch_set_vlan_mode(sc, 0); 326253572Sloos if (err != 0) 327253572Sloos return (err); 328253572Sloos 329235288Sadrian bus_generic_probe(dev); 330235288Sadrian bus_enumerate_hinted_children(dev); 331235288Sadrian err = bus_generic_attach(dev); 332235288Sadrian if (err != 0) 333235288Sadrian return (err); 334235288Sadrian 335235288Sadrian callout_init_mtx(&sc->callout_tick, &sc->sc_mtx, 0); 336241578Sray 337241578Sray ARSWITCH_LOCK(sc); 338235288Sadrian arswitch_tick(sc); 339241578Sray ARSWITCH_UNLOCK(sc); 340235288Sadrian 341235288Sadrian return (err); 342235288Sadrian} 343235288Sadrian 344235288Sadrianstatic int 345235288Sadrianarswitch_detach(device_t dev) 346235288Sadrian{ 347235288Sadrian struct arswitch_softc *sc = device_get_softc(dev); 348235288Sadrian int i; 349235288Sadrian 350235288Sadrian callout_drain(&sc->callout_tick); 351235288Sadrian 352235288Sadrian for (i=0; i < sc->numphys; i++) { 353235288Sadrian if (sc->miibus[i] != NULL) 354235288Sadrian device_delete_child(dev, sc->miibus[i]); 355235288Sadrian if (sc->ifp[i] != NULL) 356235288Sadrian if_free(sc->ifp[i]); 357235288Sadrian free(sc->ifname[i], M_DEVBUF); 358235288Sadrian } 359235288Sadrian 360235288Sadrian bus_generic_detach(dev); 361235288Sadrian mtx_destroy(&sc->sc_mtx); 362235288Sadrian 363235288Sadrian return (0); 364235288Sadrian} 365235288Sadrian 366235288Sadrian/* 367235288Sadrian * Convert PHY number to port number. PHY0 is connected to port 1, PHY1 to 368235288Sadrian * port 2, etc. 369235288Sadrian */ 370235288Sadrianstatic inline int 371235288Sadrianarswitch_portforphy(int phy) 372235288Sadrian{ 373235288Sadrian return (phy+1); 374235288Sadrian} 375235288Sadrian 376235288Sadrianstatic inline struct mii_data * 377235288Sadrianarswitch_miiforport(struct arswitch_softc *sc, int port) 378235288Sadrian{ 379235288Sadrian int phy = port-1; 380235288Sadrian 381235288Sadrian if (phy < 0 || phy >= sc->numphys) 382235288Sadrian return (NULL); 383235288Sadrian return (device_get_softc(sc->miibus[phy])); 384235288Sadrian} 385235288Sadrian 386235288Sadrianstatic inline struct ifnet * 387235288Sadrianarswitch_ifpforport(struct arswitch_softc *sc, int port) 388235288Sadrian{ 389235288Sadrian int phy = port-1; 390235288Sadrian 391235288Sadrian if (phy < 0 || phy >= sc->numphys) 392235288Sadrian return (NULL); 393235288Sadrian return (sc->ifp[phy]); 394235288Sadrian} 395235288Sadrian 396235288Sadrian/* 397235288Sadrian * Convert port status to ifmedia. 398235288Sadrian */ 399235288Sadrianstatic void 400235288Sadrianarswitch_update_ifmedia(int portstatus, u_int *media_status, u_int *media_active) 401235288Sadrian{ 402235288Sadrian *media_active = IFM_ETHER; 403235288Sadrian *media_status = IFM_AVALID; 404235288Sadrian 405235288Sadrian if ((portstatus & AR8X16_PORT_STS_LINK_UP) != 0) 406235288Sadrian *media_status |= IFM_ACTIVE; 407235288Sadrian else { 408235288Sadrian *media_active |= IFM_NONE; 409235288Sadrian return; 410235288Sadrian } 411235288Sadrian switch (portstatus & AR8X16_PORT_STS_SPEED_MASK) { 412235288Sadrian case AR8X16_PORT_STS_SPEED_10: 413235288Sadrian *media_active |= IFM_10_T; 414235288Sadrian break; 415235288Sadrian case AR8X16_PORT_STS_SPEED_100: 416235288Sadrian *media_active |= IFM_100_TX; 417235288Sadrian break; 418235288Sadrian case AR8X16_PORT_STS_SPEED_1000: 419235288Sadrian *media_active |= IFM_1000_T; 420235288Sadrian break; 421235288Sadrian } 422235288Sadrian if ((portstatus & AR8X16_PORT_STS_DUPLEX) == 0) 423235288Sadrian *media_active |= IFM_FDX; 424235288Sadrian else 425235288Sadrian *media_active |= IFM_HDX; 426235288Sadrian if ((portstatus & AR8X16_PORT_STS_TXFLOW) != 0) 427235288Sadrian *media_active |= IFM_ETH_TXPAUSE; 428235288Sadrian if ((portstatus & AR8X16_PORT_STS_RXFLOW) != 0) 429235288Sadrian *media_active |= IFM_ETH_RXPAUSE; 430235288Sadrian} 431235288Sadrian 432235288Sadrian/* 433235288Sadrian * Poll the status for all PHYs. We're using the switch port status because 434235288Sadrian * thats a lot quicker to read than talking to all the PHYs. Care must be 435235288Sadrian * taken that the resulting ifmedia_active is identical to what the PHY will 436235288Sadrian * compute, or gratuitous link status changes will occur whenever the PHYs 437235288Sadrian * update function is called. 438235288Sadrian */ 439235288Sadrianstatic void 440235288Sadrianarswitch_miipollstat(struct arswitch_softc *sc) 441235288Sadrian{ 442235288Sadrian int i; 443235288Sadrian struct mii_data *mii; 444235288Sadrian struct mii_softc *miisc; 445235288Sadrian int portstatus; 446235288Sadrian 447241578Sray ARSWITCH_LOCK_ASSERT(sc, MA_OWNED); 448241578Sray 449235288Sadrian for (i = 0; i < sc->numphys; i++) { 450235288Sadrian if (sc->miibus[i] == NULL) 451235288Sadrian continue; 452235288Sadrian mii = device_get_softc(sc->miibus[i]); 453235288Sadrian portstatus = arswitch_readreg(sc->sc_dev, 454235288Sadrian AR8X16_REG_PORT_STS(arswitch_portforphy(i))); 455235288Sadrian#if 0 456235288Sadrian DPRINTF(sc->sc_dev, "p[%d]=%b\n", 457256582Sadrian i, 458235288Sadrian portstatus, 459235288Sadrian "\20\3TXMAC\4RXMAC\5TXFLOW\6RXFLOW\7" 460235288Sadrian "DUPLEX\11LINK_UP\12LINK_AUTO\13LINK_PAUSE"); 461235288Sadrian#endif 462235288Sadrian arswitch_update_ifmedia(portstatus, &mii->mii_media_status, 463235288Sadrian &mii->mii_media_active); 464235288Sadrian LIST_FOREACH(miisc, &mii->mii_phys, mii_list) { 465235288Sadrian if (IFM_INST(mii->mii_media.ifm_cur->ifm_media) != 466235288Sadrian miisc->mii_inst) 467235288Sadrian continue; 468235288Sadrian mii_phy_update(miisc, MII_POLLSTAT); 469235288Sadrian } 470235288Sadrian } 471235288Sadrian} 472235288Sadrian 473235288Sadrianstatic void 474235288Sadrianarswitch_tick(void *arg) 475235288Sadrian{ 476235288Sadrian struct arswitch_softc *sc = arg; 477235288Sadrian 478235288Sadrian arswitch_miipollstat(sc); 479235288Sadrian callout_reset(&sc->callout_tick, hz, arswitch_tick, sc); 480235288Sadrian} 481235288Sadrian 482241578Sraystatic void 483241578Srayarswitch_lock(device_t dev) 484241578Sray{ 485241578Sray struct arswitch_softc *sc = device_get_softc(dev); 486241578Sray 487241578Sray ARSWITCH_LOCK_ASSERT(sc, MA_NOTOWNED); 488241578Sray ARSWITCH_LOCK(sc); 489241578Sray} 490241578Sray 491241578Sraystatic void 492241578Srayarswitch_unlock(device_t dev) 493241578Sray{ 494241578Sray struct arswitch_softc *sc = device_get_softc(dev); 495241578Sray 496241578Sray ARSWITCH_LOCK_ASSERT(sc, MA_OWNED); 497241578Sray ARSWITCH_UNLOCK(sc); 498241578Sray} 499241578Sray 500235288Sadrianstatic etherswitch_info_t * 501235288Sadrianarswitch_getinfo(device_t dev) 502235288Sadrian{ 503235288Sadrian struct arswitch_softc *sc = device_get_softc(dev); 504235288Sadrian 505235288Sadrian return (&sc->info); 506235288Sadrian} 507235288Sadrian 508235288Sadrianstatic int 509235288Sadrianarswitch_getport(device_t dev, etherswitch_port_t *p) 510235288Sadrian{ 511253572Sloos struct arswitch_softc *sc; 512253572Sloos struct ifmediareq *ifmr; 513235288Sadrian struct mii_data *mii; 514253572Sloos uint32_t reg; 515235288Sadrian int err; 516253572Sloos 517253572Sloos sc = device_get_softc(dev); 518253572Sloos if (p->es_port < 0 || p->es_port > sc->numphys) 519235288Sadrian return (ENXIO); 520235288Sadrian 521253572Sloos ARSWITCH_LOCK(sc); 522253572Sloos 523253572Sloos /* Retrieve the PVID. */ 524253572Sloos arswitch_get_pvid(sc, p->es_port, &p->es_pvid); 525253572Sloos 526253572Sloos /* Port flags. */ 527253572Sloos reg = arswitch_readreg(sc->sc_dev, AR8X16_REG_PORT_CTRL(p->es_port)); 528253572Sloos if (reg & AR8X16_PORT_CTRL_DOUBLE_TAG) 529253572Sloos p->es_flags |= ETHERSWITCH_PORT_DOUBLE_TAG; 530253572Sloos reg >>= AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_SHIFT; 531253572Sloos if ((reg & 0x3) == AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_ADD) 532253572Sloos p->es_flags |= ETHERSWITCH_PORT_ADDTAG; 533253572Sloos if ((reg & 0x3) == AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_STRIP) 534253572Sloos p->es_flags |= ETHERSWITCH_PORT_STRIPTAG; 535253572Sloos ARSWITCH_UNLOCK(sc); 536253572Sloos 537235288Sadrian mii = arswitch_miiforport(sc, p->es_port); 538235288Sadrian if (p->es_port == 0) { 539235288Sadrian /* fill in fixed values for CPU port */ 540250383Sadrian p->es_flags |= ETHERSWITCH_PORT_CPU; 541253572Sloos ifmr = &p->es_ifmr; 542235288Sadrian ifmr->ifm_count = 0; 543235288Sadrian ifmr->ifm_current = ifmr->ifm_active = 544235288Sadrian IFM_ETHER | IFM_1000_T | IFM_FDX; 545235288Sadrian ifmr->ifm_mask = 0; 546235288Sadrian ifmr->ifm_status = IFM_ACTIVE | IFM_AVALID; 547235288Sadrian } else if (mii != NULL) { 548235288Sadrian err = ifmedia_ioctl(mii->mii_ifp, &p->es_ifr, 549235288Sadrian &mii->mii_media, SIOCGIFMEDIA); 550235288Sadrian if (err) 551235288Sadrian return (err); 552235288Sadrian } else { 553235288Sadrian return (ENXIO); 554235288Sadrian } 555235288Sadrian return (0); 556235288Sadrian} 557235288Sadrian 558235288Sadrianstatic int 559235288Sadrianarswitch_setport(device_t dev, etherswitch_port_t *p) 560235288Sadrian{ 561235288Sadrian int err; 562253572Sloos uint32_t reg; 563235288Sadrian struct arswitch_softc *sc; 564235288Sadrian struct ifmedia *ifm; 565235288Sadrian struct mii_data *mii; 566235288Sadrian struct ifnet *ifp; 567235288Sadrian 568253572Sloos sc = device_get_softc(dev); 569253572Sloos if (p->es_port < 0 || p->es_port > sc->numphys) 570235288Sadrian return (ENXIO); 571235288Sadrian 572253572Sloos /* Port flags. */ 573253572Sloos if (sc->vlan_mode == ETHERSWITCH_VLAN_DOT1Q) { 574235288Sadrian 575253572Sloos ARSWITCH_LOCK(sc); 576253572Sloos /* Set the PVID. */ 577253572Sloos if (p->es_pvid != 0) 578253572Sloos arswitch_set_pvid(sc, p->es_port, p->es_pvid); 579235288Sadrian 580253572Sloos /* Mutually exclusive. */ 581253572Sloos if (p->es_flags & ETHERSWITCH_PORT_ADDTAG && 582253572Sloos p->es_flags & ETHERSWITCH_PORT_STRIPTAG) { 583253572Sloos ARSWITCH_UNLOCK(sc); 584253572Sloos return (EINVAL); 585253572Sloos } 586253572Sloos 587253572Sloos reg = 0; 588253572Sloos if (p->es_flags & ETHERSWITCH_PORT_DOUBLE_TAG) 589253572Sloos reg |= AR8X16_PORT_CTRL_DOUBLE_TAG; 590253572Sloos if (p->es_flags & ETHERSWITCH_PORT_ADDTAG) 591253572Sloos reg |= AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_ADD << 592253572Sloos AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_SHIFT; 593253572Sloos if (p->es_flags & ETHERSWITCH_PORT_STRIPTAG) 594253572Sloos reg |= AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_STRIP << 595253572Sloos AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_SHIFT; 596253572Sloos 597253572Sloos err = arswitch_modifyreg(sc->sc_dev, 598253572Sloos AR8X16_REG_PORT_CTRL(p->es_port), 599253572Sloos 0x3 << AR8X16_PORT_CTRL_EGRESS_VLAN_MODE_SHIFT | 600253572Sloos AR8X16_PORT_CTRL_DOUBLE_TAG, reg); 601253572Sloos 602253572Sloos ARSWITCH_UNLOCK(sc); 603253572Sloos if (err) 604253572Sloos return (err); 605253572Sloos } 606253572Sloos 607253572Sloos /* Do not allow media changes on CPU port. */ 608253572Sloos if (p->es_port == AR8X16_PORT_CPU) 609253572Sloos return (0); 610253572Sloos 611235288Sadrian mii = arswitch_miiforport(sc, p->es_port); 612235288Sadrian if (mii == NULL) 613235288Sadrian return (ENXIO); 614235288Sadrian 615235288Sadrian ifp = arswitch_ifpforport(sc, p->es_port); 616235288Sadrian 617235288Sadrian ifm = &mii->mii_media; 618253572Sloos return (ifmedia_ioctl(ifp, &p->es_ifr, ifm, SIOCSIFMEDIA)); 619235288Sadrian} 620235288Sadrian 621235288Sadrianstatic void 622235288Sadrianarswitch_statchg(device_t dev) 623235288Sadrian{ 624235288Sadrian 625235288Sadrian DPRINTF(dev, "%s\n", __func__); 626235288Sadrian} 627235288Sadrian 628235288Sadrianstatic int 629235288Sadrianarswitch_ifmedia_upd(struct ifnet *ifp) 630235288Sadrian{ 631235288Sadrian struct arswitch_softc *sc = ifp->if_softc; 632235288Sadrian struct mii_data *mii = arswitch_miiforport(sc, ifp->if_dunit); 633235288Sadrian 634235288Sadrian if (mii == NULL) 635235288Sadrian return (ENXIO); 636235288Sadrian mii_mediachg(mii); 637235288Sadrian return (0); 638235288Sadrian} 639235288Sadrian 640235288Sadrianstatic void 641235288Sadrianarswitch_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr) 642235288Sadrian{ 643235288Sadrian struct arswitch_softc *sc = ifp->if_softc; 644235288Sadrian struct mii_data *mii = arswitch_miiforport(sc, ifp->if_dunit); 645235288Sadrian 646235288Sadrian DPRINTF(sc->sc_dev, "%s\n", __func__); 647235288Sadrian 648235288Sadrian if (mii == NULL) 649235288Sadrian return; 650235288Sadrian mii_pollstat(mii); 651235288Sadrian ifmr->ifm_active = mii->mii_media_active; 652235288Sadrian ifmr->ifm_status = mii->mii_media_status; 653235288Sadrian} 654235288Sadrian 655253572Sloosstatic int 656253572Sloosarswitch_getconf(device_t dev, etherswitch_conf_t *conf) 657253572Sloos{ 658253572Sloos struct arswitch_softc *sc; 659253572Sloos 660253572Sloos sc = device_get_softc(dev); 661253572Sloos 662253572Sloos /* Return the VLAN mode. */ 663253572Sloos conf->cmd = ETHERSWITCH_CONF_VLAN_MODE; 664253572Sloos conf->vlan_mode = sc->vlan_mode; 665253572Sloos 666253572Sloos return (0); 667253572Sloos} 668253572Sloos 669253572Sloosstatic int 670253572Sloosarswitch_setconf(device_t dev, etherswitch_conf_t *conf) 671253572Sloos{ 672253572Sloos struct arswitch_softc *sc; 673253572Sloos int err; 674253572Sloos 675253572Sloos sc = device_get_softc(dev); 676253572Sloos 677253572Sloos /* Set the VLAN mode. */ 678253572Sloos if (conf->cmd & ETHERSWITCH_CONF_VLAN_MODE) { 679253572Sloos err = arswitch_set_vlan_mode(sc, conf->vlan_mode); 680253572Sloos if (err != 0) 681253572Sloos return (err); 682253572Sloos } 683253572Sloos 684253572Sloos return (0); 685253572Sloos} 686253572Sloos 687235288Sadrianstatic device_method_t arswitch_methods[] = { 688235288Sadrian /* Device interface */ 689235288Sadrian DEVMETHOD(device_probe, arswitch_probe), 690235288Sadrian DEVMETHOD(device_attach, arswitch_attach), 691235288Sadrian DEVMETHOD(device_detach, arswitch_detach), 692235288Sadrian 693235288Sadrian /* bus interface */ 694235288Sadrian DEVMETHOD(bus_add_child, device_add_child_ordered), 695235288Sadrian 696235288Sadrian /* MII interface */ 697235288Sadrian DEVMETHOD(miibus_readreg, arswitch_readphy), 698235288Sadrian DEVMETHOD(miibus_writereg, arswitch_writephy), 699235288Sadrian DEVMETHOD(miibus_statchg, arswitch_statchg), 700235288Sadrian 701235288Sadrian /* MDIO interface */ 702235288Sadrian DEVMETHOD(mdio_readreg, arswitch_readphy), 703235288Sadrian DEVMETHOD(mdio_writereg, arswitch_writephy), 704235288Sadrian 705235288Sadrian /* etherswitch interface */ 706241578Sray DEVMETHOD(etherswitch_lock, arswitch_lock), 707241578Sray DEVMETHOD(etherswitch_unlock, arswitch_unlock), 708235288Sadrian DEVMETHOD(etherswitch_getinfo, arswitch_getinfo), 709235288Sadrian DEVMETHOD(etherswitch_readreg, arswitch_readreg), 710235288Sadrian DEVMETHOD(etherswitch_writereg, arswitch_writereg), 711235288Sadrian DEVMETHOD(etherswitch_readphyreg, arswitch_readphy), 712235288Sadrian DEVMETHOD(etherswitch_writephyreg, arswitch_writephy), 713235288Sadrian DEVMETHOD(etherswitch_getport, arswitch_getport), 714235288Sadrian DEVMETHOD(etherswitch_setport, arswitch_setport), 715235288Sadrian DEVMETHOD(etherswitch_getvgroup, arswitch_getvgroup), 716235288Sadrian DEVMETHOD(etherswitch_setvgroup, arswitch_setvgroup), 717253572Sloos DEVMETHOD(etherswitch_getconf, arswitch_getconf), 718253572Sloos DEVMETHOD(etherswitch_setconf, arswitch_setconf), 719235288Sadrian 720235288Sadrian DEVMETHOD_END 721235288Sadrian}; 722235288Sadrian 723235288SadrianDEFINE_CLASS_0(arswitch, arswitch_driver, arswitch_methods, 724235288Sadrian sizeof(struct arswitch_softc)); 725235288Sadrianstatic devclass_t arswitch_devclass; 726235288Sadrian 727235288SadrianDRIVER_MODULE(arswitch, mdio, arswitch_driver, arswitch_devclass, 0, 0); 728235288SadrianDRIVER_MODULE(miibus, arswitch, miibus_driver, miibus_devclass, 0, 0); 729235288SadrianDRIVER_MODULE(mdio, arswitch, mdio_driver, mdio_devclass, 0, 0); 730235288SadrianDRIVER_MODULE(etherswitch, arswitch, etherswitch_driver, etherswitch_devclass, 0, 0); 731235288SadrianMODULE_VERSION(arswitch, 1); 732235288SadrianMODULE_DEPEND(arswitch, miibus, 1, 1, 1); /* XXX which versions? */ 733235288SadrianMODULE_DEPEND(arswitch, etherswitch, 1, 1, 1); /* XXX which versions? */ 734