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sys/dev/mii/brgphy.c
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1 /*- 2 * Copyright (c) 2000 3 * Bill Paul <wpaul@ee.columbia.edu>. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by Bill Paul. 16 * 4. Neither the name of the author nor the names of any co-contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30 * THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/cdefs.h> 34 __FBSDID("$FreeBSD: releng/8.2/sys/dev/mii/brgphy.c 215884 2010-11-26 20:55:58Z marius $"); 35 36 /* 37 * Driver for the Broadcom BCM54xx/57xx 1000baseTX PHY. 38 */ 39 40 #include <sys/param.h> 41 #include <sys/systm.h> 42 #include <sys/kernel.h> 43 #include <sys/module.h> 44 #include <sys/socket.h> 45 #include <sys/bus.h> 46 47 #include <net/if.h> 48 #include <net/ethernet.h> 49 #include <net/if_media.h> 50 51 #include <dev/mii/mii.h> 52 #include <dev/mii/miivar.h> 53 #include "miidevs.h" 54 55 #include <dev/mii/brgphyreg.h> 56 #include <net/if_arp.h> 57 #include <machine/bus.h> 58 #include <dev/bge/if_bgereg.h> 59 #include <dev/bce/if_bcereg.h> 60 61 #include <dev/pci/pcireg.h> 62 #include <dev/pci/pcivar.h> 63 64 #include "miibus_if.h" 65 66 static int brgphy_probe(device_t); 67 static int brgphy_attach(device_t); 68 69 struct brgphy_softc { 70 struct mii_softc mii_sc; 71 int mii_oui; 72 int mii_model; 73 int mii_rev; 74 int serdes_flags; /* Keeps track of the serdes type used */ 75 #define BRGPHY_5706S 0x0001 76 #define BRGPHY_5708S 0x0002 77 #define BRGPHY_NOANWAIT 0x0004 78 #define BRGPHY_5709S 0x0008 79 int bce_phy_flags; /* PHY flags transferred from the MAC driver */ 80 }; 81 82 static device_method_t brgphy_methods[] = { 83 /* device interface */ 84 DEVMETHOD(device_probe, brgphy_probe), 85 DEVMETHOD(device_attach, brgphy_attach), 86 DEVMETHOD(device_detach, mii_phy_detach), 87 DEVMETHOD(device_shutdown, bus_generic_shutdown), 88 { 0, 0 } 89 }; 90 91 static devclass_t brgphy_devclass; 92 93 static driver_t brgphy_driver = { 94 "brgphy", 95 brgphy_methods, 96 sizeof(struct brgphy_softc) 97 }; 98 99 DRIVER_MODULE(brgphy, miibus, brgphy_driver, brgphy_devclass, 0, 0); 100 101 static int brgphy_service(struct mii_softc *, struct mii_data *, int); 102 static void brgphy_setmedia(struct mii_softc *, int); 103 static void brgphy_status(struct mii_softc *); 104 static void brgphy_mii_phy_auto(struct mii_softc *, int); 105 static void brgphy_reset(struct mii_softc *); 106 static void brgphy_enable_loopback(struct mii_softc *); 107 static void bcm5401_load_dspcode(struct mii_softc *); 108 static void bcm5411_load_dspcode(struct mii_softc *); 109 static void bcm54k2_load_dspcode(struct mii_softc *); 110 static void brgphy_fixup_5704_a0_bug(struct mii_softc *); 111 static void brgphy_fixup_adc_bug(struct mii_softc *); 112 static void brgphy_fixup_adjust_trim(struct mii_softc *); 113 static void brgphy_fixup_ber_bug(struct mii_softc *); 114 static void brgphy_fixup_crc_bug(struct mii_softc *); 115 static void brgphy_fixup_jitter_bug(struct mii_softc *); 116 static void brgphy_ethernet_wirespeed(struct mii_softc *); 117 static void brgphy_jumbo_settings(struct mii_softc *, u_long); 118 119 static const struct mii_phydesc brgphys[] = { 120 MII_PHY_DESC(xxBROADCOM, BCM5400), 121 MII_PHY_DESC(xxBROADCOM, BCM5401), 122 MII_PHY_DESC(xxBROADCOM, BCM5411), 123 MII_PHY_DESC(xxBROADCOM, BCM54K2), 124 MII_PHY_DESC(xxBROADCOM, BCM5701), 125 MII_PHY_DESC(xxBROADCOM, BCM5703), 126 MII_PHY_DESC(xxBROADCOM, BCM5704), 127 MII_PHY_DESC(xxBROADCOM, BCM5705), 128 MII_PHY_DESC(xxBROADCOM, BCM5706), 129 MII_PHY_DESC(xxBROADCOM, BCM5714), 130 MII_PHY_DESC(xxBROADCOM, BCM5750), 131 MII_PHY_DESC(xxBROADCOM, BCM5752), 132 MII_PHY_DESC(xxBROADCOM, BCM5754), 133 MII_PHY_DESC(xxBROADCOM, BCM5780), 134 MII_PHY_DESC(xxBROADCOM, BCM5708C), 135 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5755), 136 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5787), 137 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5708S), 138 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5709CAX), 139 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5722), 140 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5784), 141 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5709C), 142 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5761), 143 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5709S), 144 MII_PHY_DESC(xxBROADCOM_ALT2, BCM5717C), 145 MII_PHY_DESC(BROADCOM2, BCM5906), 146 MII_PHY_END 147 }; 148 149 #define HS21_PRODUCT_ID "IBM eServer BladeCenter HS21" 150 #define HS21_BCM_CHIPID 0x57081021 151 152 static int 153 detect_hs21(struct bce_softc *bce_sc) 154 { 155 char *sysenv; 156 int found; 157 158 found = 0; 159 if (bce_sc->bce_chipid == HS21_BCM_CHIPID) { 160 sysenv = getenv("smbios.system.product"); 161 if (sysenv != NULL) { 162 if (strncmp(sysenv, HS21_PRODUCT_ID, 163 strlen(HS21_PRODUCT_ID)) == 0) 164 found = 1; 165 freeenv(sysenv); 166 } 167 } 168 return (found); 169 } 170 171 /* Search for our PHY in the list of known PHYs */ 172 static int 173 brgphy_probe(device_t dev) 174 { 175 176 return (mii_phy_dev_probe(dev, brgphys, BUS_PROBE_DEFAULT)); 177 } 178 179 /* Attach the PHY to the MII bus */ 180 static int 181 brgphy_attach(device_t dev) 182 { 183 struct brgphy_softc *bsc; 184 struct bge_softc *bge_sc = NULL; 185 struct bce_softc *bce_sc = NULL; 186 struct mii_softc *sc; 187 struct mii_attach_args *ma; 188 struct mii_data *mii; 189 struct ifnet *ifp; 190 191 bsc = device_get_softc(dev); 192 sc = &bsc->mii_sc; 193 ma = device_get_ivars(dev); 194 sc->mii_dev = device_get_parent(dev); 195 mii = ma->mii_data; 196 LIST_INSERT_HEAD(&mii->mii_phys, sc, mii_list); 197 198 /* Initialize mii_softc structure */ 199 sc->mii_flags = miibus_get_flags(dev); 200 sc->mii_inst = mii->mii_instance++; 201 sc->mii_phy = ma->mii_phyno; 202 sc->mii_service = brgphy_service; 203 sc->mii_pdata = mii; 204 205 /* 206 * At least some variants wedge when isolating, at least some also 207 * don't support loopback. 208 */ 209 sc->mii_flags |= MIIF_NOISOLATE | MIIF_NOLOOP | MIIF_NOMANPAUSE; 210 211 /* Initialize brgphy_softc structure */ 212 bsc->mii_oui = MII_OUI(ma->mii_id1, ma->mii_id2); 213 bsc->mii_model = MII_MODEL(ma->mii_id2); 214 bsc->mii_rev = MII_REV(ma->mii_id2); 215 bsc->serdes_flags = 0; 216 217 if (bootverbose) 218 device_printf(dev, "OUI 0x%06x, model 0x%04x, rev. %d\n", 219 bsc->mii_oui, bsc->mii_model, bsc->mii_rev); 220 221 /* Handle any special cases based on the PHY ID */ 222 switch (bsc->mii_oui) { 223 case MII_OUI_BROADCOM: 224 case MII_OUI_BROADCOM2: 225 break; 226 case MII_OUI_xxBROADCOM: 227 switch (bsc->mii_model) { 228 case MII_MODEL_xxBROADCOM_BCM5706: 229 case MII_MODEL_xxBROADCOM_BCM5714: 230 /* 231 * The 5464 PHY used in the 5706 supports both copper 232 * and fiber interfaces over GMII. Need to check the 233 * shadow registers to see which mode is actually 234 * in effect, and therefore whether we have 5706C or 235 * 5706S. 236 */ 237 PHY_WRITE(sc, BRGPHY_MII_SHADOW_1C, 238 BRGPHY_SHADOW_1C_MODE_CTRL); 239 if (PHY_READ(sc, BRGPHY_MII_SHADOW_1C) & 240 BRGPHY_SHADOW_1C_ENA_1000X) { 241 bsc->serdes_flags |= BRGPHY_5706S; 242 sc->mii_flags |= MIIF_HAVEFIBER; 243 } 244 break; 245 } break; 246 case MII_OUI_xxBROADCOM_ALT1: 247 switch (bsc->mii_model) { 248 case MII_MODEL_xxBROADCOM_ALT1_BCM5708S: 249 bsc->serdes_flags |= BRGPHY_5708S; 250 sc->mii_flags |= MIIF_HAVEFIBER; 251 break; 252 case MII_MODEL_xxBROADCOM_ALT1_BCM5709S: 253 bsc->serdes_flags |= BRGPHY_5709S; 254 sc->mii_flags |= MIIF_HAVEFIBER; 255 break; 256 } 257 break; 258 case MII_OUI_xxBROADCOM_ALT2: 259 /* No special handling yet. */ 260 break; 261 default: 262 device_printf(dev, "Unrecognized OUI for PHY!\n"); 263 } 264 265 ifp = sc->mii_pdata->mii_ifp; 266 267 /* Find the MAC driver associated with this PHY. */ 268 if (strcmp(ifp->if_dname, "bge") == 0) { 269 bge_sc = ifp->if_softc; 270 } else if (strcmp(ifp->if_dname, "bce") == 0) { 271 bce_sc = ifp->if_softc; 272 } 273 274 brgphy_reset(sc); 275 276 /* Read the PHY's capabilities. */ 277 sc->mii_capabilities = PHY_READ(sc, MII_BMSR) & ma->mii_capmask; 278 if (sc->mii_capabilities & BMSR_EXTSTAT) 279 sc->mii_extcapabilities = PHY_READ(sc, MII_EXTSR); 280 device_printf(dev, " "); 281 282 #define ADD(m, c) ifmedia_add(&mii->mii_media, (m), (c), NULL) 283 284 /* Add the supported media types */ 285 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 286 mii_phy_add_media(sc); 287 printf("\n"); 288 } else { 289 sc->mii_anegticks = MII_ANEGTICKS_GIGE; 290 ADD(IFM_MAKEWORD(IFM_ETHER, IFM_1000_SX, IFM_FDX, sc->mii_inst), 291 BRGPHY_S1000 | BRGPHY_BMCR_FDX); 292 printf("1000baseSX-FDX, "); 293 /* 2.5G support is a software enabled feature on the 5708S and 5709S. */ 294 if (bce_sc && (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG)) { 295 ADD(IFM_MAKEWORD(IFM_ETHER, IFM_2500_SX, IFM_FDX, sc->mii_inst), 0); 296 printf("2500baseSX-FDX, "); 297 } else if ((bsc->serdes_flags & BRGPHY_5708S) && bce_sc && 298 (detect_hs21(bce_sc) != 0)) { 299 /* 300 * There appears to be certain silicon revision 301 * in IBM HS21 blades that is having issues with 302 * this driver wating for the auto-negotiation to 303 * complete. This happens with a specific chip id 304 * only and when the 1000baseSX-FDX is the only 305 * mode. Workaround this issue since it's unlikely 306 * to be ever addressed. 307 */ 308 printf("auto-neg workaround, "); 309 bsc->serdes_flags |= BRGPHY_NOANWAIT; 310 } 311 ADD(IFM_MAKEWORD(IFM_ETHER, IFM_AUTO, 0, sc->mii_inst), 0); 312 printf("auto\n"); 313 } 314 315 #undef ADD 316 MIIBUS_MEDIAINIT(sc->mii_dev); 317 return (0); 318 } 319 320 static int 321 brgphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd) 322 { 323 struct brgphy_softc *bsc = (struct brgphy_softc *)sc; 324 struct ifmedia_entry *ife = mii->mii_media.ifm_cur; 325 int val; 326 327 switch (cmd) { 328 case MII_POLLSTAT: 329 break; 330 case MII_MEDIACHG: 331 /* If the interface is not up, don't do anything. */ 332 if ((mii->mii_ifp->if_flags & IFF_UP) == 0) 333 break; 334 335 /* Todo: Why is this here? Is it really needed? */ 336 brgphy_reset(sc); /* XXX hardware bug work-around */ 337 338 switch (IFM_SUBTYPE(ife->ifm_media)) { 339 case IFM_AUTO: 340 brgphy_mii_phy_auto(sc, ife->ifm_media); 341 break; 342 case IFM_2500_SX: 343 case IFM_1000_SX: 344 case IFM_1000_T: 345 case IFM_100_TX: 346 case IFM_10_T: 347 brgphy_setmedia(sc, ife->ifm_media); 348 break; 349 default: 350 return (EINVAL); 351 } 352 break; 353 case MII_TICK: 354 /* Bail if the interface isn't up. */ 355 if ((mii->mii_ifp->if_flags & IFF_UP) == 0) 356 return (0); 357 358 359 /* Bail if autoneg isn't in process. */ 360 if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO) { 361 sc->mii_ticks = 0; 362 break; 363 } 364 365 /* 366 * Check to see if we have link. If we do, we don't 367 * need to restart the autonegotiation process. 368 */ 369 val = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR); 370 if (val & BMSR_LINK) { 371 sc->mii_ticks = 0; /* Reset autoneg timer. */ 372 break; 373 } 374 375 /* Announce link loss right after it happens. */ 376 if (sc->mii_ticks++ == 0) 377 break; 378 379 /* Only retry autonegotiation every mii_anegticks seconds. */ 380 if (sc->mii_ticks <= sc->mii_anegticks) 381 break; 382 383 384 /* Retry autonegotiation */ 385 sc->mii_ticks = 0; 386 brgphy_mii_phy_auto(sc, ife->ifm_media); 387 break; 388 } 389 390 /* Update the media status. */ 391 brgphy_status(sc); 392 393 /* 394 * Callback if something changed. Note that we need to poke 395 * the DSP on the Broadcom PHYs if the media changes. 396 */ 397 if (sc->mii_media_active != mii->mii_media_active || 398 sc->mii_media_status != mii->mii_media_status || 399 cmd == MII_MEDIACHG) { 400 switch (bsc->mii_oui) { 401 case MII_OUI_BROADCOM: 402 break; 403 case MII_OUI_xxBROADCOM: 404 switch (bsc->mii_model) { 405 case MII_MODEL_xxBROADCOM_BCM5400: 406 bcm5401_load_dspcode(sc); 407 break; 408 case MII_MODEL_xxBROADCOM_BCM5401: 409 if (bsc->mii_rev == 1 || bsc->mii_rev == 3) 410 bcm5401_load_dspcode(sc); 411 break; 412 case MII_MODEL_xxBROADCOM_BCM5411: 413 bcm5411_load_dspcode(sc); 414 break; 415 case MII_MODEL_xxBROADCOM_BCM54K2: 416 bcm54k2_load_dspcode(sc); 417 break; 418 } 419 break; 420 case MII_OUI_xxBROADCOM_ALT1: 421 break; 422 } 423 } 424 mii_phy_update(sc, cmd); 425 return (0); 426 } 427 428 /****************************************************************************/ 429 /* Sets the PHY link speed. */ 430 /* */ 431 /* Returns: */ 432 /* None */ 433 /****************************************************************************/ 434 static void 435 brgphy_setmedia(struct mii_softc *sc, int media) 436 { 437 int bmcr = 0, gig; 438 439 switch (IFM_SUBTYPE(media)) { 440 case IFM_2500_SX: 441 break; 442 case IFM_1000_SX: 443 case IFM_1000_T: 444 bmcr = BRGPHY_S1000; 445 break; 446 case IFM_100_TX: 447 bmcr = BRGPHY_S100; 448 break; 449 case IFM_10_T: 450 default: 451 bmcr = BRGPHY_S10; 452 break; 453 } 454 455 if ((media & IFM_GMASK) == IFM_FDX) { 456 bmcr |= BRGPHY_BMCR_FDX; 457 gig = BRGPHY_1000CTL_AFD; 458 } else { 459 gig = BRGPHY_1000CTL_AHD; 460 } 461 462 /* Force loopback to disconnect PHY from Ethernet medium. */ 463 brgphy_enable_loopback(sc); 464 465 PHY_WRITE(sc, BRGPHY_MII_1000CTL, 0); 466 PHY_WRITE(sc, BRGPHY_MII_ANAR, BRGPHY_SEL_TYPE); 467 468 if (IFM_SUBTYPE(media) != IFM_1000_T && 469 IFM_SUBTYPE(media) != IFM_1000_SX) { 470 PHY_WRITE(sc, BRGPHY_MII_BMCR, bmcr); 471 return; 472 } 473 474 if (IFM_SUBTYPE(media) == IFM_1000_T) { 475 gig |= BRGPHY_1000CTL_MSE; 476 if ((media & IFM_ETH_MASTER) != 0 || 477 (sc->mii_pdata->mii_ifp->if_flags & IFF_LINK0) != 0) 478 gig |= BRGPHY_1000CTL_MSC; 479 } 480 PHY_WRITE(sc, BRGPHY_MII_1000CTL, gig); 481 PHY_WRITE(sc, BRGPHY_MII_BMCR, 482 bmcr | BRGPHY_BMCR_AUTOEN | BRGPHY_BMCR_STARTNEG); 483 } 484 485 /****************************************************************************/ 486 /* Set the media status based on the PHY settings. */ 487 /* */ 488 /* Returns: */ 489 /* None */ 490 /****************************************************************************/ 491 static void 492 brgphy_status(struct mii_softc *sc) 493 { 494 struct brgphy_softc *bsc = (struct brgphy_softc *)sc; 495 struct mii_data *mii = sc->mii_pdata; 496 int aux, bmcr, bmsr, val, xstat; 497 u_int flowstat; 498 499 mii->mii_media_status = IFM_AVALID; 500 mii->mii_media_active = IFM_ETHER; 501 502 bmsr = PHY_READ(sc, BRGPHY_MII_BMSR) | PHY_READ(sc, BRGPHY_MII_BMSR); 503 bmcr = PHY_READ(sc, BRGPHY_MII_BMCR); 504 505 if (bmcr & BRGPHY_BMCR_LOOP) { 506 mii->mii_media_active |= IFM_LOOP; 507 } 508 509 if ((bmcr & BRGPHY_BMCR_AUTOEN) && 510 (bmsr & BRGPHY_BMSR_ACOMP) == 0 && 511 (bsc->serdes_flags & BRGPHY_NOANWAIT) == 0) { 512 /* Erg, still trying, I guess... */ 513 mii->mii_media_active |= IFM_NONE; 514 return; 515 } 516 517 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 518 /* 519 * NB: reading the ANAR, ANLPAR or 1000STS after the AUXSTS 520 * wedges at least the PHY of BCM5704 (but not others). 521 */ 522 flowstat = mii_phy_flowstatus(sc); 523 xstat = PHY_READ(sc, BRGPHY_MII_1000STS); 524 aux = PHY_READ(sc, BRGPHY_MII_AUXSTS); 525 526 /* If copper link is up, get the negotiated speed/duplex. */ 527 if (aux & BRGPHY_AUXSTS_LINK) { 528 mii->mii_media_status |= IFM_ACTIVE; 529 switch (aux & BRGPHY_AUXSTS_AN_RES) { 530 case BRGPHY_RES_1000FD: 531 mii->mii_media_active |= IFM_1000_T | IFM_FDX; break; 532 case BRGPHY_RES_1000HD: 533 mii->mii_media_active |= IFM_1000_T | IFM_HDX; break; 534 case BRGPHY_RES_100FD: 535 mii->mii_media_active |= IFM_100_TX | IFM_FDX; break; 536 case BRGPHY_RES_100T4: 537 mii->mii_media_active |= IFM_100_T4; break; 538 case BRGPHY_RES_100HD: 539 mii->mii_media_active |= IFM_100_TX | IFM_HDX; break; 540 case BRGPHY_RES_10FD: 541 mii->mii_media_active |= IFM_10_T | IFM_FDX; break; 542 case BRGPHY_RES_10HD: 543 mii->mii_media_active |= IFM_10_T | IFM_HDX; break; 544 default: 545 mii->mii_media_active |= IFM_NONE; break; 546 } 547 548 if ((mii->mii_media_active & IFM_FDX) != 0) 549 mii->mii_media_active |= flowstat; 550 551 if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T && 552 (xstat & BRGPHY_1000STS_MSR) != 0) 553 mii->mii_media_active |= IFM_ETH_MASTER; 554 } 555 } else { 556 /* Todo: Add support for flow control. */ 557 /* If serdes link is up, get the negotiated speed/duplex. */ 558 if (bmsr & BRGPHY_BMSR_LINK) { 559 mii->mii_media_status |= IFM_ACTIVE; 560 } 561 562 /* Check the link speed/duplex based on the PHY type. */ 563 if (bsc->serdes_flags & BRGPHY_5706S) { 564 mii->mii_media_active |= IFM_1000_SX; 565 566 /* If autoneg enabled, read negotiated duplex settings */ 567 if (bmcr & BRGPHY_BMCR_AUTOEN) { 568 val = PHY_READ(sc, BRGPHY_SERDES_ANAR) & PHY_READ(sc, BRGPHY_SERDES_ANLPAR); 569 if (val & BRGPHY_SERDES_ANAR_FDX) 570 mii->mii_media_active |= IFM_FDX; 571 else 572 mii->mii_media_active |= IFM_HDX; 573 } 574 } else if (bsc->serdes_flags & BRGPHY_5708S) { 575 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0); 576 xstat = PHY_READ(sc, BRGPHY_5708S_PG0_1000X_STAT1); 577 578 /* Check for MRBE auto-negotiated speed results. */ 579 switch (xstat & BRGPHY_5708S_PG0_1000X_STAT1_SPEED_MASK) { 580 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_10: 581 mii->mii_media_active |= IFM_10_FL; break; 582 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_100: 583 mii->mii_media_active |= IFM_100_FX; break; 584 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_1G: 585 mii->mii_media_active |= IFM_1000_SX; break; 586 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_25G: 587 mii->mii_media_active |= IFM_2500_SX; break; 588 } 589 590 /* Check for MRBE auto-negotiated duplex results. */ 591 if (xstat & BRGPHY_5708S_PG0_1000X_STAT1_FDX) 592 mii->mii_media_active |= IFM_FDX; 593 else 594 mii->mii_media_active |= IFM_HDX; 595 } else if (bsc->serdes_flags & BRGPHY_5709S) { 596 /* Select GP Status Block of the AN MMD, get autoneg results. */ 597 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_GP_STATUS); 598 xstat = PHY_READ(sc, BRGPHY_GP_STATUS_TOP_ANEG_STATUS); 599 600 /* Restore IEEE0 block (assumed in all brgphy(4) code). */ 601 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_COMBO_IEEE0); 602 603 /* Check for MRBE auto-negotiated speed results. */ 604 switch (xstat & BRGPHY_GP_STATUS_TOP_ANEG_SPEED_MASK) { 605 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_10: 606 mii->mii_media_active |= IFM_10_FL; break; 607 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_100: 608 mii->mii_media_active |= IFM_100_FX; break; 609 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_1G: 610 mii->mii_media_active |= IFM_1000_SX; break; 611 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_25G: 612 mii->mii_media_active |= IFM_2500_SX; break; 613 } 614 615 /* Check for MRBE auto-negotiated duplex results. */ 616 if (xstat & BRGPHY_GP_STATUS_TOP_ANEG_FDX) 617 mii->mii_media_active |= IFM_FDX; 618 else 619 mii->mii_media_active |= IFM_HDX; 620 } 621 } 622 } 623 624 static void 625 brgphy_mii_phy_auto(struct mii_softc *sc, int media) 626 { 627 struct brgphy_softc *bsc = (struct brgphy_softc *)sc; 628 int anar, ktcr = 0; 629 630 brgphy_reset(sc); 631 632 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 633 anar = BMSR_MEDIA_TO_ANAR(sc->mii_capabilities) | ANAR_CSMA; 634 if ((media & IFM_FLOW) != 0 || 635 (sc->mii_flags & MIIF_FORCEPAUSE) != 0) 636 anar |= BRGPHY_ANAR_PC | BRGPHY_ANAR_ASP; 637 PHY_WRITE(sc, BRGPHY_MII_ANAR, anar); 638 } else { 639 anar = BRGPHY_SERDES_ANAR_FDX | BRGPHY_SERDES_ANAR_HDX; 640 if ((media & IFM_FLOW) != 0 || 641 (sc->mii_flags & MIIF_FORCEPAUSE) != 0) 642 anar |= BRGPHY_SERDES_ANAR_BOTH_PAUSE; 643 PHY_WRITE(sc, BRGPHY_SERDES_ANAR, anar); 644 } 645 646 ktcr = BRGPHY_1000CTL_AFD | BRGPHY_1000CTL_AHD; 647 if (bsc->mii_model == MII_MODEL_xxBROADCOM_BCM5701) 648 ktcr |= BRGPHY_1000CTL_MSE | BRGPHY_1000CTL_MSC; 649 PHY_WRITE(sc, BRGPHY_MII_1000CTL, ktcr); 650 ktcr = PHY_READ(sc, BRGPHY_MII_1000CTL); 651 652 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_AUTOEN | 653 BRGPHY_BMCR_STARTNEG); 654 PHY_WRITE(sc, BRGPHY_MII_IMR, 0xFF00); 655 } 656 657 /* Enable loopback to force the link down. */ 658 static void 659 brgphy_enable_loopback(struct mii_softc *sc) 660 { 661 int i; 662 663 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_LOOP); 664 for (i = 0; i < 15000; i++) { 665 if (!(PHY_READ(sc, BRGPHY_MII_BMSR) & BRGPHY_BMSR_LINK)) 666 break; 667 DELAY(10); 668 } 669 } 670 671 /* Turn off tap power management on 5401. */ 672 static void 673 bcm5401_load_dspcode(struct mii_softc *sc) 674 { 675 static const struct { 676 int reg; 677 uint16_t val; 678 } dspcode[] = { 679 { BRGPHY_MII_AUXCTL, 0x0c20 }, 680 { BRGPHY_MII_DSP_ADDR_REG, 0x0012 }, 681 { BRGPHY_MII_DSP_RW_PORT, 0x1804 }, 682 { BRGPHY_MII_DSP_ADDR_REG, 0x0013 }, 683 { BRGPHY_MII_DSP_RW_PORT, 0x1204 }, 684 { BRGPHY_MII_DSP_ADDR_REG, 0x8006 }, 685 { BRGPHY_MII_DSP_RW_PORT, 0x0132 }, 686 { BRGPHY_MII_DSP_ADDR_REG, 0x8006 }, 687 { BRGPHY_MII_DSP_RW_PORT, 0x0232 }, 688 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 689 { BRGPHY_MII_DSP_RW_PORT, 0x0a20 }, 690 { 0, 0 }, 691 }; 692 int i; 693 694 for (i = 0; dspcode[i].reg != 0; i++) 695 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 696 DELAY(40); 697 } 698 699 static void 700 bcm5411_load_dspcode(struct mii_softc *sc) 701 { 702 static const struct { 703 int reg; 704 uint16_t val; 705 } dspcode[] = { 706 { 0x1c, 0x8c23 }, 707 { 0x1c, 0x8ca3 }, 708 { 0x1c, 0x8c23 }, 709 { 0, 0 }, 710 }; 711 int i; 712 713 for (i = 0; dspcode[i].reg != 0; i++) 714 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 715 } 716 717 void 718 bcm54k2_load_dspcode(struct mii_softc *sc) 719 { 720 static const struct { 721 int reg; 722 uint16_t val; 723 } dspcode[] = { 724 { 4, 0x01e1 }, 725 { 9, 0x0300 }, 726 { 0, 0 }, 727 }; 728 int i; 729 730 for (i = 0; dspcode[i].reg != 0; i++) 731 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 732 733 } 734 735 static void 736 brgphy_fixup_5704_a0_bug(struct mii_softc *sc) 737 { 738 static const struct { 739 int reg; 740 uint16_t val; 741 } dspcode[] = { 742 { 0x1c, 0x8d68 }, 743 { 0x1c, 0x8d68 }, 744 { 0, 0 }, 745 }; 746 int i; 747 748 for (i = 0; dspcode[i].reg != 0; i++) 749 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 750 } 751 752 static void 753 brgphy_fixup_adc_bug(struct mii_softc *sc) 754 { 755 static const struct { 756 int reg; 757 uint16_t val; 758 } dspcode[] = { 759 { BRGPHY_MII_AUXCTL, 0x0c00 }, 760 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 761 { BRGPHY_MII_DSP_RW_PORT, 0x2aaa }, 762 { 0, 0 }, 763 }; 764 int i; 765 766 for (i = 0; dspcode[i].reg != 0; i++) 767 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 768 } 769 770 static void 771 brgphy_fixup_adjust_trim(struct mii_softc *sc) 772 { 773 static const struct { 774 int reg; 775 uint16_t val; 776 } dspcode[] = { 777 { BRGPHY_MII_AUXCTL, 0x0c00 }, 778 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 779 { BRGPHY_MII_DSP_RW_PORT, 0x110b }, 780 { BRGPHY_MII_TEST1, 0x0014 }, 781 { BRGPHY_MII_AUXCTL, 0x0400 }, 782 { 0, 0 }, 783 }; 784 int i; 785 786 for (i = 0; dspcode[i].reg != 0; i++) 787 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 788 } 789 790 static void 791 brgphy_fixup_ber_bug(struct mii_softc *sc) 792 { 793 static const struct { 794 int reg; 795 uint16_t val; 796 } dspcode[] = { 797 { BRGPHY_MII_AUXCTL, 0x0c00 }, 798 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 799 { BRGPHY_MII_DSP_RW_PORT, 0x310b }, 800 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 801 { BRGPHY_MII_DSP_RW_PORT, 0x9506 }, 802 { BRGPHY_MII_DSP_ADDR_REG, 0x401f }, 803 { BRGPHY_MII_DSP_RW_PORT, 0x14e2 }, 804 { BRGPHY_MII_AUXCTL, 0x0400 }, 805 { 0, 0 }, 806 }; 807 int i; 808 809 for (i = 0; dspcode[i].reg != 0; i++) 810 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 811 } 812 813 static void 814 brgphy_fixup_crc_bug(struct mii_softc *sc) 815 { 816 static const struct { 817 int reg; 818 uint16_t val; 819 } dspcode[] = { 820 { BRGPHY_MII_DSP_RW_PORT, 0x0a75 }, 821 { 0x1c, 0x8c68 }, 822 { 0x1c, 0x8d68 }, 823 { 0x1c, 0x8c68 }, 824 { 0, 0 }, 825 }; 826 int i; 827 828 for (i = 0; dspcode[i].reg != 0; i++) 829 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 830 } 831 832 static void 833 brgphy_fixup_jitter_bug(struct mii_softc *sc) 834 { 835 static const struct { 836 int reg; 837 uint16_t val; 838 } dspcode[] = { 839 { BRGPHY_MII_AUXCTL, 0x0c00 }, 840 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 841 { BRGPHY_MII_DSP_RW_PORT, 0x010b }, 842 { BRGPHY_MII_AUXCTL, 0x0400 }, 843 { 0, 0 }, 844 }; 845 int i; 846 847 for (i = 0; dspcode[i].reg != 0; i++) 848 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 849 } 850 851 static void 852 brgphy_fixup_disable_early_dac(struct mii_softc *sc) 853 { 854 uint32_t val; 855 856 PHY_WRITE(sc, BRGPHY_MII_DSP_ADDR_REG, 0x0f08); 857 val = PHY_READ(sc, BRGPHY_MII_DSP_RW_PORT); 858 val &= ~(1 << 8); 859 PHY_WRITE(sc, BRGPHY_MII_DSP_RW_PORT, val); 860 861 } 862 863 static void 864 brgphy_ethernet_wirespeed(struct mii_softc *sc) 865 { 866 uint32_t val; 867 868 /* Enable Ethernet@WireSpeed. */ 869 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7007); 870 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 871 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, val | (1 << 15) | (1 << 4)); 872 } 873 874 static void 875 brgphy_jumbo_settings(struct mii_softc *sc, u_long mtu) 876 { 877 struct brgphy_softc *bsc = (struct brgphy_softc *)sc; 878 uint32_t val; 879 880 /* Set or clear jumbo frame settings in the PHY. */ 881 if (mtu > ETHER_MAX_LEN) { 882 if (bsc->mii_model == MII_MODEL_xxBROADCOM_BCM5401) { 883 /* BCM5401 PHY cannot read-modify-write. */ 884 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x4c20); 885 } else { 886 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7); 887 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 888 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 889 val | BRGPHY_AUXCTL_LONG_PKT); 890 } 891 892 val = PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL); 893 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 894 val | BRGPHY_PHY_EXTCTL_HIGH_LA); 895 } else { 896 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7); 897 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 898 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 899 val & ~(BRGPHY_AUXCTL_LONG_PKT | 0x7)); 900 901 val = PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL); 902 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 903 val & ~BRGPHY_PHY_EXTCTL_HIGH_LA); 904 } 905 } 906 907 static void 908 brgphy_reset(struct mii_softc *sc) 909 { 910 struct brgphy_softc *bsc = (struct brgphy_softc *)sc; 911 struct bge_softc *bge_sc = NULL; 912 struct bce_softc *bce_sc = NULL; 913 struct ifnet *ifp; 914 int val; 915 916 /* Perform a standard PHY reset. */ 917 mii_phy_reset(sc); 918 919 /* Handle any PHY specific procedures following the reset. */ 920 switch (bsc->mii_oui) { 921 case MII_OUI_BROADCOM: 922 break; 923 case MII_OUI_xxBROADCOM: 924 switch (bsc->mii_model) { 925 case MII_MODEL_xxBROADCOM_BCM5400: 926 bcm5401_load_dspcode(sc); 927 break; 928 case MII_MODEL_xxBROADCOM_BCM5401: 929 if (bsc->mii_rev == 1 || bsc->mii_rev == 3) 930 bcm5401_load_dspcode(sc); 931 break; 932 case MII_MODEL_xxBROADCOM_BCM5411: 933 bcm5411_load_dspcode(sc); 934 break; 935 case MII_MODEL_xxBROADCOM_BCM54K2: 936 bcm54k2_load_dspcode(sc); 937 break; 938 } 939 break; 940 case MII_OUI_xxBROADCOM_ALT1: 941 case MII_OUI_xxBROADCOM_ALT2: 942 break; 943 } 944 945 ifp = sc->mii_pdata->mii_ifp; 946 947 /* Find the driver associated with this PHY. */ 948 if (strcmp(ifp->if_dname, "bge") == 0) { 949 bge_sc = ifp->if_softc; 950 } else if (strcmp(ifp->if_dname, "bce") == 0) { 951 bce_sc = ifp->if_softc; 952 } 953 954 if (bge_sc) { 955 /* Fix up various bugs */ 956 if (bge_sc->bge_phy_flags & BGE_PHY_5704_A0_BUG) 957 brgphy_fixup_5704_a0_bug(sc); 958 if (bge_sc->bge_phy_flags & BGE_PHY_ADC_BUG) 959 brgphy_fixup_adc_bug(sc); 960 if (bge_sc->bge_phy_flags & BGE_PHY_ADJUST_TRIM) 961 brgphy_fixup_adjust_trim(sc); 962 if (bge_sc->bge_phy_flags & BGE_PHY_BER_BUG) 963 brgphy_fixup_ber_bug(sc); 964 if (bge_sc->bge_phy_flags & BGE_PHY_CRC_BUG) 965 brgphy_fixup_crc_bug(sc); 966 if (bge_sc->bge_phy_flags & BGE_PHY_JITTER_BUG) 967 brgphy_fixup_jitter_bug(sc); 968 969 brgphy_jumbo_settings(sc, ifp->if_mtu); 970 971 if (bge_sc->bge_phy_flags & BGE_PHY_WIRESPEED) 972 brgphy_ethernet_wirespeed(sc); 973 974 /* Enable Link LED on Dell boxes */ 975 if (bge_sc->bge_phy_flags & BGE_PHY_NO_3LED) { 976 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 977 PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL) & 978 ~BRGPHY_PHY_EXTCTL_3_LED); 979 } 980 981 /* Adjust output voltage (From Linux driver) */ 982 if (bge_sc->bge_asicrev == BGE_ASICREV_BCM5906) 983 PHY_WRITE(sc, BRGPHY_MII_EPHY_PTEST, 0x12); 984 } else if (bce_sc) { 985 if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5708 && 986 (bce_sc->bce_phy_flags & BCE_PHY_SERDES_FLAG)) { 987 988 /* Store autoneg capabilities/results in digital block (Page 0) */ 989 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG3_PG2); 990 PHY_WRITE(sc, BRGPHY_5708S_PG2_DIGCTL_3_0, 991 BRGPHY_5708S_PG2_DIGCTL_3_0_USE_IEEE); 992 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0); 993 994 /* Enable fiber mode and autodetection */ 995 PHY_WRITE(sc, BRGPHY_5708S_PG0_1000X_CTL1, 996 PHY_READ(sc, BRGPHY_5708S_PG0_1000X_CTL1) | 997 BRGPHY_5708S_PG0_1000X_CTL1_AUTODET_EN | 998 BRGPHY_5708S_PG0_1000X_CTL1_FIBER_MODE); 999 1000 /* Enable parallel detection */ 1001 PHY_WRITE(sc, BRGPHY_5708S_PG0_1000X_CTL2, 1002 PHY_READ(sc, BRGPHY_5708S_PG0_1000X_CTL2) | 1003 BRGPHY_5708S_PG0_1000X_CTL2_PAR_DET_EN); 1004 1005 /* Advertise 2.5G support through next page during autoneg */ 1006 if (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG) 1007 PHY_WRITE(sc, BRGPHY_5708S_ANEG_NXT_PG_XMIT1, 1008 PHY_READ(sc, BRGPHY_5708S_ANEG_NXT_PG_XMIT1) | 1009 BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G); 1010 1011 /* Increase TX signal amplitude */ 1012 if ((BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_A0) || 1013 (BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_B0) || 1014 (BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_B1)) { 1015 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1016 BRGPHY_5708S_TX_MISC_PG5); 1017 PHY_WRITE(sc, BRGPHY_5708S_PG5_TXACTL1, 1018 PHY_READ(sc, BRGPHY_5708S_PG5_TXACTL1) & ~0x30); 1019 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1020 BRGPHY_5708S_DIG_PG0); 1021 } 1022 1023 /* Backplanes use special driver/pre-driver/pre-emphasis values. */ 1024 if ((bce_sc->bce_shared_hw_cfg & BCE_SHARED_HW_CFG_PHY_BACKPLANE) && 1025 (bce_sc->bce_port_hw_cfg & BCE_PORT_HW_CFG_CFG_TXCTL3_MASK)) { 1026 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1027 BRGPHY_5708S_TX_MISC_PG5); 1028 PHY_WRITE(sc, BRGPHY_5708S_PG5_TXACTL3, 1029 bce_sc->bce_port_hw_cfg & 1030 BCE_PORT_HW_CFG_CFG_TXCTL3_MASK); 1031 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1032 BRGPHY_5708S_DIG_PG0); 1033 } 1034 } else if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5709 && 1035 (bce_sc->bce_phy_flags & BCE_PHY_SERDES_FLAG)) { 1036 1037 /* Select the SerDes Digital block of the AN MMD. */ 1038 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_SERDES_DIG); 1039 val = PHY_READ(sc, BRGPHY_SERDES_DIG_1000X_CTL1); 1040 val &= ~BRGPHY_SD_DIG_1000X_CTL1_AUTODET; 1041 val |= BRGPHY_SD_DIG_1000X_CTL1_FIBER; 1042 PHY_WRITE(sc, BRGPHY_SERDES_DIG_1000X_CTL1, val); 1043 1044 /* Select the Over 1G block of the AN MMD. */ 1045 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_OVER_1G); 1046 1047 /* Enable autoneg "Next Page" to advertise 2.5G support. */ 1048 val = PHY_READ(sc, BRGPHY_OVER_1G_UNFORMAT_PG1); 1049 if (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG) 1050 val |= BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G; 1051 else 1052 val &= ~BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G; 1053 PHY_WRITE(sc, BRGPHY_OVER_1G_UNFORMAT_PG1, val); 1054 1055 /* Select the Multi-Rate Backplane Ethernet block of the AN MMD. */ 1056 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_MRBE); 1057 1058 /* Enable MRBE speed autoneg. */ 1059 val = PHY_READ(sc, BRGPHY_MRBE_MSG_PG5_NP); 1060 val |= BRGPHY_MRBE_MSG_PG5_NP_MBRE | 1061 BRGPHY_MRBE_MSG_PG5_NP_T2; 1062 PHY_WRITE(sc, BRGPHY_MRBE_MSG_PG5_NP, val); 1063 1064 /* Select the Clause 73 User B0 block of the AN MMD. */ 1065 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_CL73_USER_B0); 1066 1067 /* Enable MRBE speed autoneg. */ 1068 PHY_WRITE(sc, BRGPHY_CL73_USER_B0_MBRE_CTL1, 1069 BRGPHY_CL73_USER_B0_MBRE_CTL1_NP_AFT_BP | 1070 BRGPHY_CL73_USER_B0_MBRE_CTL1_STA_MGR | 1071 BRGPHY_CL73_USER_B0_MBRE_CTL1_ANEG); 1072 1073 /* Restore IEEE0 block (assumed in all brgphy(4) code). */ 1074 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_COMBO_IEEE0); 1075 } else if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5709) { 1076 if ((BCE_CHIP_REV(bce_sc) == BCE_CHIP_REV_Ax) || 1077 (BCE_CHIP_REV(bce_sc) == BCE_CHIP_REV_Bx)) 1078 brgphy_fixup_disable_early_dac(sc); 1079 1080 brgphy_jumbo_settings(sc, ifp->if_mtu); 1081 brgphy_ethernet_wirespeed(sc); 1082 } else { 1083 brgphy_fixup_ber_bug(sc); 1084 brgphy_jumbo_settings(sc, ifp->if_mtu); 1085 brgphy_ethernet_wirespeed(sc); 1086 } 1087 } 1088 }
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