1 /*- 2 * SPDX-License-Identifier: BSD-4-Clause 3 * 4 * Copyright (c) 2000 5 * Bill Paul <wpaul@ee.columbia.edu>. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Bill Paul. 18 * 4. Neither the name of the author nor the names of any co-contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 32 * THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #include <sys/cdefs.h> 36 __FBSDID("$FreeBSD$"); 37 38 /* 39 * Driver for the Broadcom BCM54xx/57xx 1000baseTX PHY. 40 */ 41 42 #include <sys/param.h> 43 #include <sys/systm.h> 44 #include <sys/kernel.h> 45 #include <sys/module.h> 46 #include <sys/socket.h> 47 #include <sys/bus.h> 48 #include <sys/taskqueue.h> 49 50 #include <net/if.h> 51 #include <net/if_var.h> 52 #include <net/ethernet.h> 53 #include <net/if_media.h> 54 55 #include <dev/mii/mii.h> 56 #include <dev/mii/miivar.h> 57 #include "miidevs.h" 58 59 #include <dev/mii/brgphyreg.h> 60 #include <net/if_arp.h> 61 #include <machine/bus.h> 62 #include <dev/bge/if_bgereg.h> 63 #include <dev/bce/if_bcereg.h> 64 65 #include <dev/pci/pcireg.h> 66 #include <dev/pci/pcivar.h> 67 68 #include "miibus_if.h" 69 70 static int brgphy_probe(device_t); 71 static int brgphy_attach(device_t); 72 73 struct brgphy_softc { 74 struct mii_softc mii_sc; 75 int serdes_flags; /* Keeps track of the serdes type used */ 76 #define BRGPHY_5706S 0x0001 77 #define BRGPHY_5708S 0x0002 78 #define BRGPHY_NOANWAIT 0x0004 79 #define BRGPHY_5709S 0x0008 80 int bce_phy_flags; /* PHY flags transferred from the MAC driver */ 81 }; 82 83 static device_method_t brgphy_methods[] = { 84 /* device interface */ 85 DEVMETHOD(device_probe, brgphy_probe), 86 DEVMETHOD(device_attach, brgphy_attach), 87 DEVMETHOD(device_detach, mii_phy_detach), 88 DEVMETHOD(device_shutdown, bus_generic_shutdown), 89 DEVMETHOD_END 90 }; 91 92 static devclass_t brgphy_devclass; 93 94 static driver_t brgphy_driver = { 95 "brgphy", 96 brgphy_methods, 97 sizeof(struct brgphy_softc) 98 }; 99 100 DRIVER_MODULE(brgphy, miibus, brgphy_driver, brgphy_devclass, 0, 0); 101 102 static int brgphy_service(struct mii_softc *, struct mii_data *, int); 103 static void brgphy_setmedia(struct mii_softc *, int); 104 static void brgphy_status(struct mii_softc *); 105 static void brgphy_mii_phy_auto(struct mii_softc *, int); 106 static void brgphy_reset(struct mii_softc *); 107 static void brgphy_enable_loopback(struct mii_softc *); 108 static void bcm5401_load_dspcode(struct mii_softc *); 109 static void bcm5411_load_dspcode(struct mii_softc *); 110 static void bcm54k2_load_dspcode(struct mii_softc *); 111 static void brgphy_fixup_5704_a0_bug(struct mii_softc *); 112 static void brgphy_fixup_adc_bug(struct mii_softc *); 113 static void brgphy_fixup_adjust_trim(struct mii_softc *); 114 static void brgphy_fixup_ber_bug(struct mii_softc *); 115 static void brgphy_fixup_crc_bug(struct mii_softc *); 116 static void brgphy_fixup_jitter_bug(struct mii_softc *); 117 static void brgphy_ethernet_wirespeed(struct mii_softc *); 118 static void brgphy_jumbo_settings(struct mii_softc *, u_long); 119 120 static const struct mii_phydesc brgphys[] = { 121 MII_PHY_DESC(BROADCOM, BCM5400), 122 MII_PHY_DESC(BROADCOM, BCM5401), 123 MII_PHY_DESC(BROADCOM, BCM5402), 124 MII_PHY_DESC(BROADCOM, BCM5411), 125 MII_PHY_DESC(BROADCOM, BCM5404), 126 MII_PHY_DESC(BROADCOM, BCM5424), 127 MII_PHY_DESC(BROADCOM, BCM54K2), 128 MII_PHY_DESC(BROADCOM, BCM5701), 129 MII_PHY_DESC(BROADCOM, BCM5703), 130 MII_PHY_DESC(BROADCOM, BCM5704), 131 MII_PHY_DESC(BROADCOM, BCM5705), 132 MII_PHY_DESC(BROADCOM, BCM5706), 133 MII_PHY_DESC(BROADCOM, BCM5714), 134 MII_PHY_DESC(BROADCOM, BCM5421), 135 MII_PHY_DESC(BROADCOM, BCM5750), 136 MII_PHY_DESC(BROADCOM, BCM5752), 137 MII_PHY_DESC(BROADCOM, BCM5780), 138 MII_PHY_DESC(BROADCOM, BCM5708C), 139 MII_PHY_DESC(BROADCOM, BCM5466), 140 MII_PHY_DESC(BROADCOM2, BCM5478), 141 MII_PHY_DESC(BROADCOM2, BCM5488), 142 MII_PHY_DESC(BROADCOM2, BCM5482), 143 MII_PHY_DESC(BROADCOM2, BCM5708S), 144 MII_PHY_DESC(BROADCOM2, BCM5709C), 145 MII_PHY_DESC(BROADCOM2, BCM5709S), 146 MII_PHY_DESC(BROADCOM2, BCM5709CAX), 147 MII_PHY_DESC(BROADCOM2, BCM5722), 148 MII_PHY_DESC(BROADCOM2, BCM5755), 149 MII_PHY_DESC(BROADCOM2, BCM5754), 150 MII_PHY_DESC(BROADCOM2, BCM5761), 151 MII_PHY_DESC(BROADCOM2, BCM5784), 152 #ifdef notyet /* better handled by ukphy(4) until WARs are implemented */ 153 MII_PHY_DESC(BROADCOM2, BCM5785), 154 #endif 155 MII_PHY_DESC(BROADCOM3, BCM54618SE), 156 MII_PHY_DESC(BROADCOM3, BCM5717C), 157 MII_PHY_DESC(BROADCOM3, BCM5719C), 158 MII_PHY_DESC(BROADCOM3, BCM5720C), 159 MII_PHY_DESC(BROADCOM3, BCM57765), 160 MII_PHY_DESC(BROADCOM3, BCM57780), 161 MII_PHY_DESC(BROADCOM4, BCM5725C), 162 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5906), 163 MII_PHY_END 164 }; 165 166 static const struct mii_phy_funcs brgphy_funcs = { 167 brgphy_service, 168 brgphy_status, 169 brgphy_reset 170 }; 171 172 static const struct hs21_type { 173 const uint32_t id; 174 const char *prod; 175 } hs21_type_lists[] = { 176 { 0x57081021, "IBM eServer BladeCenter HS21" }, 177 { 0x57081011, "IBM eServer BladeCenter HS21 -[8853PAU]-" }, 178 }; 179 180 static int 181 detect_hs21(struct bce_softc *bce_sc) 182 { 183 char *sysenv; 184 int found, i; 185 186 found = 0; 187 sysenv = kern_getenv("smbios.system.product"); 188 if (sysenv == NULL) 189 return (found); 190 for (i = 0; i < nitems(hs21_type_lists); i++) { 191 if (bce_sc->bce_chipid == hs21_type_lists[i].id && 192 strncmp(sysenv, hs21_type_lists[i].prod, 193 strlen(hs21_type_lists[i].prod)) == 0) { 194 found++; 195 break; 196 } 197 } 198 freeenv(sysenv); 199 return (found); 200 } 201 202 /* Search for our PHY in the list of known PHYs */ 203 static int 204 brgphy_probe(device_t dev) 205 { 206 207 return (mii_phy_dev_probe(dev, brgphys, BUS_PROBE_DEFAULT)); 208 } 209 210 /* Attach the PHY to the MII bus */ 211 static int 212 brgphy_attach(device_t dev) 213 { 214 struct brgphy_softc *bsc; 215 struct bge_softc *bge_sc = NULL; 216 struct bce_softc *bce_sc = NULL; 217 struct mii_softc *sc; 218 219 bsc = device_get_softc(dev); 220 sc = &bsc->mii_sc; 221 222 mii_phy_dev_attach(dev, MIIF_NOISOLATE | MIIF_NOMANPAUSE, 223 &brgphy_funcs, 0); 224 225 bsc->serdes_flags = 0; 226 227 /* Find the MAC driver associated with this PHY. */ 228 if (mii_dev_mac_match(dev, "bge")) 229 bge_sc = mii_dev_mac_softc(dev); 230 else if (mii_dev_mac_match(dev, "bce")) 231 bce_sc = mii_dev_mac_softc(dev); 232 233 /* Handle any special cases based on the PHY ID */ 234 switch (sc->mii_mpd_oui) { 235 case MII_OUI_BROADCOM: 236 switch (sc->mii_mpd_model) { 237 case MII_MODEL_BROADCOM_BCM5706: 238 case MII_MODEL_BROADCOM_BCM5714: 239 /* 240 * The 5464 PHY used in the 5706 supports both copper 241 * and fiber interfaces over GMII. Need to check the 242 * shadow registers to see which mode is actually 243 * in effect, and therefore whether we have 5706C or 244 * 5706S. 245 */ 246 PHY_WRITE(sc, BRGPHY_MII_SHADOW_1C, 247 BRGPHY_SHADOW_1C_MODE_CTRL); 248 if (PHY_READ(sc, BRGPHY_MII_SHADOW_1C) & 249 BRGPHY_SHADOW_1C_ENA_1000X) { 250 bsc->serdes_flags |= BRGPHY_5706S; 251 sc->mii_flags |= MIIF_HAVEFIBER; 252 } 253 break; 254 } 255 break; 256 case MII_OUI_BROADCOM2: 257 switch (sc->mii_mpd_model) { 258 case MII_MODEL_BROADCOM2_BCM5708S: 259 bsc->serdes_flags |= BRGPHY_5708S; 260 sc->mii_flags |= MIIF_HAVEFIBER; 261 break; 262 case MII_MODEL_BROADCOM2_BCM5709S: 263 /* 264 * XXX 265 * 5720S and 5709S shares the same PHY id. 266 * Assume 5720S PHY if parent device is bge(4). 267 */ 268 if (bge_sc != NULL) 269 bsc->serdes_flags |= BRGPHY_5708S; 270 else 271 bsc->serdes_flags |= BRGPHY_5709S; 272 sc->mii_flags |= MIIF_HAVEFIBER; 273 break; 274 } 275 break; 276 } 277 278 PHY_RESET(sc); 279 280 /* Read the PHY's capabilities. */ 281 sc->mii_capabilities = PHY_READ(sc, MII_BMSR) & sc->mii_capmask; 282 if (sc->mii_capabilities & BMSR_EXTSTAT) 283 sc->mii_extcapabilities = PHY_READ(sc, MII_EXTSR); 284 device_printf(dev, " "); 285 286 /* Add the supported media types */ 287 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 288 mii_phy_add_media(sc); 289 printf("\n"); 290 } else { 291 sc->mii_anegticks = MII_ANEGTICKS_GIGE; 292 ifmedia_add(&sc->mii_pdata->mii_media, 293 IFM_MAKEWORD(IFM_ETHER, IFM_1000_SX, IFM_FDX, sc->mii_inst), 294 0, NULL); 295 printf("1000baseSX-FDX, "); 296 /* 297 * 2.5G support is a software enabled feature 298 * on the 5708S and 5709S. 299 */ 300 if (bce_sc && (bce_sc->bce_phy_flags & 301 BCE_PHY_2_5G_CAPABLE_FLAG)) { 302 ifmedia_add(&sc->mii_pdata->mii_media, 303 IFM_MAKEWORD(IFM_ETHER, IFM_2500_SX, IFM_FDX, 304 sc->mii_inst), 0, NULL); 305 printf("2500baseSX-FDX, "); 306 } else if ((bsc->serdes_flags & BRGPHY_5708S) && bce_sc && 307 (detect_hs21(bce_sc) != 0)) { 308 /* 309 * There appears to be certain silicon revision 310 * in IBM HS21 blades that is having issues with 311 * this driver wating for the auto-negotiation to 312 * complete. This happens with a specific chip id 313 * only and when the 1000baseSX-FDX is the only 314 * mode. Workaround this issue since it's unlikely 315 * to be ever addressed. 316 */ 317 printf("auto-neg workaround, "); 318 bsc->serdes_flags |= BRGPHY_NOANWAIT; 319 } 320 ifmedia_add(&sc->mii_pdata->mii_media, IFM_MAKEWORD(IFM_ETHER, 321 IFM_AUTO, 0, sc->mii_inst), 0, NULL); 322 printf("auto\n"); 323 } 324 325 MIIBUS_MEDIAINIT(sc->mii_dev); 326 return (0); 327 } 328 329 static int 330 brgphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd) 331 { 332 struct ifmedia_entry *ife = mii->mii_media.ifm_cur; 333 int val; 334 335 switch (cmd) { 336 case MII_POLLSTAT: 337 break; 338 case MII_MEDIACHG: 339 /* Todo: Why is this here? Is it really needed? */ 340 PHY_RESET(sc); /* XXX hardware bug work-around */ 341 342 switch (IFM_SUBTYPE(ife->ifm_media)) { 343 case IFM_AUTO: 344 brgphy_mii_phy_auto(sc, ife->ifm_media); 345 break; 346 case IFM_2500_SX: 347 case IFM_1000_SX: 348 case IFM_1000_T: 349 case IFM_100_TX: 350 case IFM_10_T: 351 brgphy_setmedia(sc, ife->ifm_media); 352 break; 353 default: 354 return (EINVAL); 355 } 356 break; 357 case MII_TICK: 358 /* Bail if autoneg isn't in process. */ 359 if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO) { 360 sc->mii_ticks = 0; 361 break; 362 } 363 364 /* 365 * Check to see if we have link. If we do, we don't 366 * need to restart the autonegotiation process. 367 */ 368 val = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR); 369 if (val & BMSR_LINK) { 370 sc->mii_ticks = 0; /* Reset autoneg timer. */ 371 break; 372 } 373 374 /* Announce link loss right after it happens. */ 375 if (sc->mii_ticks++ == 0) 376 break; 377 378 /* Only retry autonegotiation every mii_anegticks seconds. */ 379 if (sc->mii_ticks <= sc->mii_anegticks) 380 break; 381 382 383 /* Retry autonegotiation */ 384 sc->mii_ticks = 0; 385 brgphy_mii_phy_auto(sc, ife->ifm_media); 386 break; 387 } 388 389 /* Update the media status. */ 390 PHY_STATUS(sc); 391 392 /* 393 * Callback if something changed. Note that we need to poke 394 * the DSP on the Broadcom PHYs if the media changes. 395 */ 396 if (sc->mii_media_active != mii->mii_media_active || 397 sc->mii_media_status != mii->mii_media_status || 398 cmd == MII_MEDIACHG) { 399 switch (sc->mii_mpd_oui) { 400 case MII_OUI_BROADCOM: 401 switch (sc->mii_mpd_model) { 402 case MII_MODEL_BROADCOM_BCM5400: 403 bcm5401_load_dspcode(sc); 404 break; 405 case MII_MODEL_BROADCOM_BCM5401: 406 if (sc->mii_mpd_rev == 1 || sc->mii_mpd_rev == 3) 407 bcm5401_load_dspcode(sc); 408 break; 409 case MII_MODEL_BROADCOM_BCM5411: 410 bcm5411_load_dspcode(sc); 411 break; 412 case MII_MODEL_BROADCOM_BCM54K2: 413 bcm54k2_load_dspcode(sc); 414 break; 415 } 416 break; 417 } 418 } 419 mii_phy_update(sc, cmd); 420 return (0); 421 } 422 423 /****************************************************************************/ 424 /* Sets the PHY link speed. */ 425 /* */ 426 /* Returns: */ 427 /* None */ 428 /****************************************************************************/ 429 static void 430 brgphy_setmedia(struct mii_softc *sc, int media) 431 { 432 int bmcr = 0, gig; 433 434 switch (IFM_SUBTYPE(media)) { 435 case IFM_2500_SX: 436 break; 437 case IFM_1000_SX: 438 case IFM_1000_T: 439 bmcr = BRGPHY_S1000; 440 break; 441 case IFM_100_TX: 442 bmcr = BRGPHY_S100; 443 break; 444 case IFM_10_T: 445 default: 446 bmcr = BRGPHY_S10; 447 break; 448 } 449 450 if ((media & IFM_FDX) != 0) { 451 bmcr |= BRGPHY_BMCR_FDX; 452 gig = BRGPHY_1000CTL_AFD; 453 } else { 454 gig = BRGPHY_1000CTL_AHD; 455 } 456 457 /* Force loopback to disconnect PHY from Ethernet medium. */ 458 brgphy_enable_loopback(sc); 459 460 PHY_WRITE(sc, BRGPHY_MII_1000CTL, 0); 461 PHY_WRITE(sc, BRGPHY_MII_ANAR, BRGPHY_SEL_TYPE); 462 463 if (IFM_SUBTYPE(media) != IFM_1000_T && 464 IFM_SUBTYPE(media) != IFM_1000_SX) { 465 PHY_WRITE(sc, BRGPHY_MII_BMCR, bmcr); 466 return; 467 } 468 469 if (IFM_SUBTYPE(media) == IFM_1000_T) { 470 gig |= BRGPHY_1000CTL_MSE; 471 if ((media & IFM_ETH_MASTER) != 0) 472 gig |= BRGPHY_1000CTL_MSC; 473 } 474 PHY_WRITE(sc, BRGPHY_MII_1000CTL, gig); 475 PHY_WRITE(sc, BRGPHY_MII_BMCR, 476 bmcr | BRGPHY_BMCR_AUTOEN | BRGPHY_BMCR_STARTNEG); 477 } 478 479 /****************************************************************************/ 480 /* Set the media status based on the PHY settings. */ 481 /* */ 482 /* Returns: */ 483 /* None */ 484 /****************************************************************************/ 485 static void 486 brgphy_status(struct mii_softc *sc) 487 { 488 struct brgphy_softc *bsc = (struct brgphy_softc *)sc; 489 struct mii_data *mii = sc->mii_pdata; 490 int aux, bmcr, bmsr, val, xstat; 491 u_int flowstat; 492 493 mii->mii_media_status = IFM_AVALID; 494 mii->mii_media_active = IFM_ETHER; 495 496 bmsr = PHY_READ(sc, BRGPHY_MII_BMSR) | PHY_READ(sc, BRGPHY_MII_BMSR); 497 bmcr = PHY_READ(sc, BRGPHY_MII_BMCR); 498 499 if (bmcr & BRGPHY_BMCR_LOOP) { 500 mii->mii_media_active |= IFM_LOOP; 501 } 502 503 if ((bmcr & BRGPHY_BMCR_AUTOEN) && 504 (bmsr & BRGPHY_BMSR_ACOMP) == 0 && 505 (bsc->serdes_flags & BRGPHY_NOANWAIT) == 0) { 506 /* Erg, still trying, I guess... */ 507 mii->mii_media_active |= IFM_NONE; 508 return; 509 } 510 511 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 512 /* 513 * NB: reading the ANAR, ANLPAR or 1000STS after the AUXSTS 514 * wedges at least the PHY of BCM5704 (but not others). 515 */ 516 flowstat = mii_phy_flowstatus(sc); 517 xstat = PHY_READ(sc, BRGPHY_MII_1000STS); 518 aux = PHY_READ(sc, BRGPHY_MII_AUXSTS); 519 520 /* If copper link is up, get the negotiated speed/duplex. */ 521 if (aux & BRGPHY_AUXSTS_LINK) { 522 mii->mii_media_status |= IFM_ACTIVE; 523 switch (aux & BRGPHY_AUXSTS_AN_RES) { 524 case BRGPHY_RES_1000FD: 525 mii->mii_media_active |= IFM_1000_T | IFM_FDX; break; 526 case BRGPHY_RES_1000HD: 527 mii->mii_media_active |= IFM_1000_T | IFM_HDX; break; 528 case BRGPHY_RES_100FD: 529 mii->mii_media_active |= IFM_100_TX | IFM_FDX; break; 530 case BRGPHY_RES_100T4: 531 mii->mii_media_active |= IFM_100_T4; break; 532 case BRGPHY_RES_100HD: 533 mii->mii_media_active |= IFM_100_TX | IFM_HDX; break; 534 case BRGPHY_RES_10FD: 535 mii->mii_media_active |= IFM_10_T | IFM_FDX; break; 536 case BRGPHY_RES_10HD: 537 mii->mii_media_active |= IFM_10_T | IFM_HDX; break; 538 default: 539 mii->mii_media_active |= IFM_NONE; break; 540 } 541 542 if ((mii->mii_media_active & IFM_FDX) != 0) 543 mii->mii_media_active |= flowstat; 544 545 if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T && 546 (xstat & BRGPHY_1000STS_MSR) != 0) 547 mii->mii_media_active |= IFM_ETH_MASTER; 548 } 549 } else { 550 /* Todo: Add support for flow control. */ 551 /* If serdes link is up, get the negotiated speed/duplex. */ 552 if (bmsr & BRGPHY_BMSR_LINK) { 553 mii->mii_media_status |= IFM_ACTIVE; 554 } 555 556 /* Check the link speed/duplex based on the PHY type. */ 557 if (bsc->serdes_flags & BRGPHY_5706S) { 558 mii->mii_media_active |= IFM_1000_SX; 559 560 /* If autoneg enabled, read negotiated duplex settings */ 561 if (bmcr & BRGPHY_BMCR_AUTOEN) { 562 val = PHY_READ(sc, BRGPHY_SERDES_ANAR) & PHY_READ(sc, BRGPHY_SERDES_ANLPAR); 563 if (val & BRGPHY_SERDES_ANAR_FDX) 564 mii->mii_media_active |= IFM_FDX; 565 else 566 mii->mii_media_active |= IFM_HDX; 567 } 568 } else if (bsc->serdes_flags & BRGPHY_5708S) { 569 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0); 570 xstat = PHY_READ(sc, BRGPHY_5708S_PG0_1000X_STAT1); 571 572 /* Check for MRBE auto-negotiated speed results. */ 573 switch (xstat & BRGPHY_5708S_PG0_1000X_STAT1_SPEED_MASK) { 574 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_10: 575 mii->mii_media_active |= IFM_10_FL; break; 576 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_100: 577 mii->mii_media_active |= IFM_100_FX; break; 578 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_1G: 579 mii->mii_media_active |= IFM_1000_SX; break; 580 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_25G: 581 mii->mii_media_active |= IFM_2500_SX; break; 582 } 583 584 /* Check for MRBE auto-negotiated duplex results. */ 585 if (xstat & BRGPHY_5708S_PG0_1000X_STAT1_FDX) 586 mii->mii_media_active |= IFM_FDX; 587 else 588 mii->mii_media_active |= IFM_HDX; 589 } else if (bsc->serdes_flags & BRGPHY_5709S) { 590 /* Select GP Status Block of the AN MMD, get autoneg results. */ 591 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_GP_STATUS); 592 xstat = PHY_READ(sc, BRGPHY_GP_STATUS_TOP_ANEG_STATUS); 593 594 /* Restore IEEE0 block (assumed in all brgphy(4) code). */ 595 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_COMBO_IEEE0); 596 597 /* Check for MRBE auto-negotiated speed results. */ 598 switch (xstat & BRGPHY_GP_STATUS_TOP_ANEG_SPEED_MASK) { 599 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_10: 600 mii->mii_media_active |= IFM_10_FL; break; 601 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_100: 602 mii->mii_media_active |= IFM_100_FX; break; 603 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_1G: 604 mii->mii_media_active |= IFM_1000_SX; break; 605 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_25G: 606 mii->mii_media_active |= IFM_2500_SX; break; 607 } 608 609 /* Check for MRBE auto-negotiated duplex results. */ 610 if (xstat & BRGPHY_GP_STATUS_TOP_ANEG_FDX) 611 mii->mii_media_active |= IFM_FDX; 612 else 613 mii->mii_media_active |= IFM_HDX; 614 } 615 } 616 } 617 618 static void 619 brgphy_mii_phy_auto(struct mii_softc *sc, int media) 620 { 621 int anar, ktcr = 0; 622 623 PHY_RESET(sc); 624 625 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 626 anar = BMSR_MEDIA_TO_ANAR(sc->mii_capabilities) | ANAR_CSMA; 627 if ((media & IFM_FLOW) != 0 || 628 (sc->mii_flags & MIIF_FORCEPAUSE) != 0) 629 anar |= BRGPHY_ANAR_PC | BRGPHY_ANAR_ASP; 630 PHY_WRITE(sc, BRGPHY_MII_ANAR, anar); 631 ktcr = BRGPHY_1000CTL_AFD | BRGPHY_1000CTL_AHD; 632 if (sc->mii_mpd_model == MII_MODEL_BROADCOM_BCM5701) 633 ktcr |= BRGPHY_1000CTL_MSE | BRGPHY_1000CTL_MSC; 634 PHY_WRITE(sc, BRGPHY_MII_1000CTL, ktcr); 635 PHY_READ(sc, BRGPHY_MII_1000CTL); 636 } else { 637 anar = BRGPHY_SERDES_ANAR_FDX | BRGPHY_SERDES_ANAR_HDX; 638 if ((media & IFM_FLOW) != 0 || 639 (sc->mii_flags & MIIF_FORCEPAUSE) != 0) 640 anar |= BRGPHY_SERDES_ANAR_BOTH_PAUSE; 641 PHY_WRITE(sc, BRGPHY_SERDES_ANAR, anar); 642 } 643 644 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_AUTOEN | 645 BRGPHY_BMCR_STARTNEG); 646 PHY_WRITE(sc, BRGPHY_MII_IMR, 0xFF00); 647 } 648 649 /* Enable loopback to force the link down. */ 650 static void 651 brgphy_enable_loopback(struct mii_softc *sc) 652 { 653 int i; 654 655 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_LOOP); 656 for (i = 0; i < 15000; i++) { 657 if (!(PHY_READ(sc, BRGPHY_MII_BMSR) & BRGPHY_BMSR_LINK)) 658 break; 659 DELAY(10); 660 } 661 } 662 663 /* Turn off tap power management on 5401. */ 664 static void 665 bcm5401_load_dspcode(struct mii_softc *sc) 666 { 667 static const struct { 668 int reg; 669 uint16_t val; 670 } dspcode[] = { 671 { BRGPHY_MII_AUXCTL, 0x0c20 }, 672 { BRGPHY_MII_DSP_ADDR_REG, 0x0012 }, 673 { BRGPHY_MII_DSP_RW_PORT, 0x1804 }, 674 { BRGPHY_MII_DSP_ADDR_REG, 0x0013 }, 675 { BRGPHY_MII_DSP_RW_PORT, 0x1204 }, 676 { BRGPHY_MII_DSP_ADDR_REG, 0x8006 }, 677 { BRGPHY_MII_DSP_RW_PORT, 0x0132 }, 678 { BRGPHY_MII_DSP_ADDR_REG, 0x8006 }, 679 { BRGPHY_MII_DSP_RW_PORT, 0x0232 }, 680 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 681 { BRGPHY_MII_DSP_RW_PORT, 0x0a20 }, 682 { 0, 0 }, 683 }; 684 int i; 685 686 for (i = 0; dspcode[i].reg != 0; i++) 687 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 688 DELAY(40); 689 } 690 691 static void 692 bcm5411_load_dspcode(struct mii_softc *sc) 693 { 694 static const struct { 695 int reg; 696 uint16_t val; 697 } dspcode[] = { 698 { 0x1c, 0x8c23 }, 699 { 0x1c, 0x8ca3 }, 700 { 0x1c, 0x8c23 }, 701 { 0, 0 }, 702 }; 703 int i; 704 705 for (i = 0; dspcode[i].reg != 0; i++) 706 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 707 } 708 709 void 710 bcm54k2_load_dspcode(struct mii_softc *sc) 711 { 712 static const struct { 713 int reg; 714 uint16_t val; 715 } dspcode[] = { 716 { 4, 0x01e1 }, 717 { 9, 0x0300 }, 718 { 0, 0 }, 719 }; 720 int i; 721 722 for (i = 0; dspcode[i].reg != 0; i++) 723 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 724 725 } 726 727 static void 728 brgphy_fixup_5704_a0_bug(struct mii_softc *sc) 729 { 730 static const struct { 731 int reg; 732 uint16_t val; 733 } dspcode[] = { 734 { 0x1c, 0x8d68 }, 735 { 0x1c, 0x8d68 }, 736 { 0, 0 }, 737 }; 738 int i; 739 740 for (i = 0; dspcode[i].reg != 0; i++) 741 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 742 } 743 744 static void 745 brgphy_fixup_adc_bug(struct mii_softc *sc) 746 { 747 static const struct { 748 int reg; 749 uint16_t val; 750 } dspcode[] = { 751 { BRGPHY_MII_AUXCTL, 0x0c00 }, 752 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 753 { BRGPHY_MII_DSP_RW_PORT, 0x2aaa }, 754 { 0, 0 }, 755 }; 756 int i; 757 758 for (i = 0; dspcode[i].reg != 0; i++) 759 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 760 } 761 762 static void 763 brgphy_fixup_adjust_trim(struct mii_softc *sc) 764 { 765 static const struct { 766 int reg; 767 uint16_t val; 768 } dspcode[] = { 769 { BRGPHY_MII_AUXCTL, 0x0c00 }, 770 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 771 { BRGPHY_MII_DSP_RW_PORT, 0x110b }, 772 { BRGPHY_MII_TEST1, 0x0014 }, 773 { BRGPHY_MII_AUXCTL, 0x0400 }, 774 { 0, 0 }, 775 }; 776 int i; 777 778 for (i = 0; dspcode[i].reg != 0; i++) 779 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 780 } 781 782 static void 783 brgphy_fixup_ber_bug(struct mii_softc *sc) 784 { 785 static const struct { 786 int reg; 787 uint16_t val; 788 } dspcode[] = { 789 { BRGPHY_MII_AUXCTL, 0x0c00 }, 790 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 791 { BRGPHY_MII_DSP_RW_PORT, 0x310b }, 792 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 793 { BRGPHY_MII_DSP_RW_PORT, 0x9506 }, 794 { BRGPHY_MII_DSP_ADDR_REG, 0x401f }, 795 { BRGPHY_MII_DSP_RW_PORT, 0x14e2 }, 796 { BRGPHY_MII_AUXCTL, 0x0400 }, 797 { 0, 0 }, 798 }; 799 int i; 800 801 for (i = 0; dspcode[i].reg != 0; i++) 802 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 803 } 804 805 static void 806 brgphy_fixup_crc_bug(struct mii_softc *sc) 807 { 808 static const struct { 809 int reg; 810 uint16_t val; 811 } dspcode[] = { 812 { BRGPHY_MII_DSP_RW_PORT, 0x0a75 }, 813 { 0x1c, 0x8c68 }, 814 { 0x1c, 0x8d68 }, 815 { 0x1c, 0x8c68 }, 816 { 0, 0 }, 817 }; 818 int i; 819 820 for (i = 0; dspcode[i].reg != 0; i++) 821 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 822 } 823 824 static void 825 brgphy_fixup_jitter_bug(struct mii_softc *sc) 826 { 827 static const struct { 828 int reg; 829 uint16_t val; 830 } dspcode[] = { 831 { BRGPHY_MII_AUXCTL, 0x0c00 }, 832 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 833 { BRGPHY_MII_DSP_RW_PORT, 0x010b }, 834 { BRGPHY_MII_AUXCTL, 0x0400 }, 835 { 0, 0 }, 836 }; 837 int i; 838 839 for (i = 0; dspcode[i].reg != 0; i++) 840 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 841 } 842 843 static void 844 brgphy_fixup_disable_early_dac(struct mii_softc *sc) 845 { 846 uint32_t val; 847 848 PHY_WRITE(sc, BRGPHY_MII_DSP_ADDR_REG, 0x0f08); 849 val = PHY_READ(sc, BRGPHY_MII_DSP_RW_PORT); 850 val &= ~(1 << 8); 851 PHY_WRITE(sc, BRGPHY_MII_DSP_RW_PORT, val); 852 853 } 854 855 static void 856 brgphy_ethernet_wirespeed(struct mii_softc *sc) 857 { 858 uint32_t val; 859 860 /* Enable Ethernet@WireSpeed. */ 861 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7007); 862 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 863 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, val | (1 << 15) | (1 << 4)); 864 } 865 866 static void 867 brgphy_jumbo_settings(struct mii_softc *sc, u_long mtu) 868 { 869 uint32_t val; 870 871 /* Set or clear jumbo frame settings in the PHY. */ 872 if (mtu > ETHER_MAX_LEN) { 873 if (sc->mii_mpd_model == MII_MODEL_BROADCOM_BCM5401) { 874 /* BCM5401 PHY cannot read-modify-write. */ 875 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x4c20); 876 } else { 877 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7); 878 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 879 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 880 val | BRGPHY_AUXCTL_LONG_PKT); 881 } 882 883 val = PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL); 884 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 885 val | BRGPHY_PHY_EXTCTL_HIGH_LA); 886 } else { 887 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7); 888 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 889 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 890 val & ~(BRGPHY_AUXCTL_LONG_PKT | 0x7)); 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 } 896 } 897 898 static void 899 brgphy_reset(struct mii_softc *sc) 900 { 901 struct bge_softc *bge_sc = NULL; 902 struct bce_softc *bce_sc = NULL; 903 if_t ifp; 904 int i, val; 905 906 /* 907 * Perform a reset. Note that at least some Broadcom PHYs default to 908 * being powered down as well as isolated after a reset but don't work 909 * if one or both of these bits are cleared. However, they just work 910 * fine if both bits remain set, so we don't use mii_phy_reset() here. 911 */ 912 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_RESET); 913 914 /* Wait 100ms for it to complete. */ 915 for (i = 0; i < 100; i++) { 916 if ((PHY_READ(sc, BRGPHY_MII_BMCR) & BRGPHY_BMCR_RESET) == 0) 917 break; 918 DELAY(1000); 919 } 920 921 /* Handle any PHY specific procedures following the reset. */ 922 switch (sc->mii_mpd_oui) { 923 case MII_OUI_BROADCOM: 924 switch (sc->mii_mpd_model) { 925 case MII_MODEL_BROADCOM_BCM5400: 926 bcm5401_load_dspcode(sc); 927 break; 928 case MII_MODEL_BROADCOM_BCM5401: 929 if (sc->mii_mpd_rev == 1 || sc->mii_mpd_rev == 3) 930 bcm5401_load_dspcode(sc); 931 break; 932 case MII_MODEL_BROADCOM_BCM5411: 933 bcm5411_load_dspcode(sc); 934 break; 935 case MII_MODEL_BROADCOM_BCM54K2: 936 bcm54k2_load_dspcode(sc); 937 break; 938 } 939 break; 940 case MII_OUI_BROADCOM3: 941 switch (sc->mii_mpd_model) { 942 case MII_MODEL_BROADCOM3_BCM5717C: 943 case MII_MODEL_BROADCOM3_BCM5719C: 944 case MII_MODEL_BROADCOM3_BCM5720C: 945 case MII_MODEL_BROADCOM3_BCM57765: 946 return; 947 } 948 break; 949 case MII_OUI_BROADCOM4: 950 return; 951 } 952 953 ifp = sc->mii_pdata->mii_ifp; 954 955 /* Find the driver associated with this PHY. */ 956 if (mii_phy_mac_match(sc, "bge")) 957 bge_sc = mii_phy_mac_softc(sc); 958 else if (mii_phy_mac_match(sc, "bce")) 959 bce_sc = mii_phy_mac_softc(sc); 960 961 if (bge_sc) { 962 /* Fix up various bugs */ 963 if (bge_sc->bge_phy_flags & BGE_PHY_5704_A0_BUG) 964 brgphy_fixup_5704_a0_bug(sc); 965 if (bge_sc->bge_phy_flags & BGE_PHY_ADC_BUG) 966 brgphy_fixup_adc_bug(sc); 967 if (bge_sc->bge_phy_flags & BGE_PHY_ADJUST_TRIM) 968 brgphy_fixup_adjust_trim(sc); 969 if (bge_sc->bge_phy_flags & BGE_PHY_BER_BUG) 970 brgphy_fixup_ber_bug(sc); 971 if (bge_sc->bge_phy_flags & BGE_PHY_CRC_BUG) 972 brgphy_fixup_crc_bug(sc); 973 if (bge_sc->bge_phy_flags & BGE_PHY_JITTER_BUG) 974 brgphy_fixup_jitter_bug(sc); 975 976 if (bge_sc->bge_flags & BGE_FLAG_JUMBO) 977 brgphy_jumbo_settings(sc, if_getmtu(ifp)); 978 979 if ((bge_sc->bge_phy_flags & BGE_PHY_NO_WIRESPEED) == 0) 980 brgphy_ethernet_wirespeed(sc); 981 982 /* Enable Link LED on Dell boxes */ 983 if (bge_sc->bge_phy_flags & BGE_PHY_NO_3LED) { 984 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 985 PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL) & 986 ~BRGPHY_PHY_EXTCTL_3_LED); 987 } 988 989 /* Adjust output voltage (From Linux driver) */ 990 if (bge_sc->bge_asicrev == BGE_ASICREV_BCM5906) 991 PHY_WRITE(sc, BRGPHY_MII_EPHY_PTEST, 0x12); 992 } else if (bce_sc) { 993 if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5708 && 994 (bce_sc->bce_phy_flags & BCE_PHY_SERDES_FLAG)) { 995 996 /* Store autoneg capabilities/results in digital block (Page 0) */ 997 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG3_PG2); 998 PHY_WRITE(sc, BRGPHY_5708S_PG2_DIGCTL_3_0, 999 BRGPHY_5708S_PG2_DIGCTL_3_0_USE_IEEE); 1000 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0); 1001 1002 /* Enable fiber mode and autodetection */ 1003 PHY_WRITE(sc, BRGPHY_5708S_PG0_1000X_CTL1, 1004 PHY_READ(sc, BRGPHY_5708S_PG0_1000X_CTL1) | 1005 BRGPHY_5708S_PG0_1000X_CTL1_AUTODET_EN | 1006 BRGPHY_5708S_PG0_1000X_CTL1_FIBER_MODE); 1007 1008 /* Enable parallel detection */ 1009 PHY_WRITE(sc, BRGPHY_5708S_PG0_1000X_CTL2, 1010 PHY_READ(sc, BRGPHY_5708S_PG0_1000X_CTL2) | 1011 BRGPHY_5708S_PG0_1000X_CTL2_PAR_DET_EN); 1012 1013 /* Advertise 2.5G support through next page during autoneg */ 1014 if (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG) 1015 PHY_WRITE(sc, BRGPHY_5708S_ANEG_NXT_PG_XMIT1, 1016 PHY_READ(sc, BRGPHY_5708S_ANEG_NXT_PG_XMIT1) | 1017 BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G); 1018 1019 /* Increase TX signal amplitude */ 1020 if ((BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_A0) || 1021 (BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_B0) || 1022 (BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_B1)) { 1023 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1024 BRGPHY_5708S_TX_MISC_PG5); 1025 PHY_WRITE(sc, BRGPHY_5708S_PG5_TXACTL1, 1026 PHY_READ(sc, BRGPHY_5708S_PG5_TXACTL1) & ~0x30); 1027 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1028 BRGPHY_5708S_DIG_PG0); 1029 } 1030 1031 /* Backplanes use special driver/pre-driver/pre-emphasis values. */ 1032 if ((bce_sc->bce_shared_hw_cfg & BCE_SHARED_HW_CFG_PHY_BACKPLANE) && 1033 (bce_sc->bce_port_hw_cfg & BCE_PORT_HW_CFG_CFG_TXCTL3_MASK)) { 1034 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1035 BRGPHY_5708S_TX_MISC_PG5); 1036 PHY_WRITE(sc, BRGPHY_5708S_PG5_TXACTL3, 1037 bce_sc->bce_port_hw_cfg & 1038 BCE_PORT_HW_CFG_CFG_TXCTL3_MASK); 1039 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1040 BRGPHY_5708S_DIG_PG0); 1041 } 1042 } else if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5709 && 1043 (bce_sc->bce_phy_flags & BCE_PHY_SERDES_FLAG)) { 1044 1045 /* Select the SerDes Digital block of the AN MMD. */ 1046 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_SERDES_DIG); 1047 val = PHY_READ(sc, BRGPHY_SERDES_DIG_1000X_CTL1); 1048 val &= ~BRGPHY_SD_DIG_1000X_CTL1_AUTODET; 1049 val |= BRGPHY_SD_DIG_1000X_CTL1_FIBER; 1050 PHY_WRITE(sc, BRGPHY_SERDES_DIG_1000X_CTL1, val); 1051 1052 /* Select the Over 1G block of the AN MMD. */ 1053 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_OVER_1G); 1054 1055 /* Enable autoneg "Next Page" to advertise 2.5G support. */ 1056 val = PHY_READ(sc, BRGPHY_OVER_1G_UNFORMAT_PG1); 1057 if (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG) 1058 val |= BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G; 1059 else 1060 val &= ~BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G; 1061 PHY_WRITE(sc, BRGPHY_OVER_1G_UNFORMAT_PG1, val); 1062 1063 /* Select the Multi-Rate Backplane Ethernet block of the AN MMD. */ 1064 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_MRBE); 1065 1066 /* Enable MRBE speed autoneg. */ 1067 val = PHY_READ(sc, BRGPHY_MRBE_MSG_PG5_NP); 1068 val |= BRGPHY_MRBE_MSG_PG5_NP_MBRE | 1069 BRGPHY_MRBE_MSG_PG5_NP_T2; 1070 PHY_WRITE(sc, BRGPHY_MRBE_MSG_PG5_NP, val); 1071 1072 /* Select the Clause 73 User B0 block of the AN MMD. */ 1073 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_CL73_USER_B0); 1074 1075 /* Enable MRBE speed autoneg. */ 1076 PHY_WRITE(sc, BRGPHY_CL73_USER_B0_MBRE_CTL1, 1077 BRGPHY_CL73_USER_B0_MBRE_CTL1_NP_AFT_BP | 1078 BRGPHY_CL73_USER_B0_MBRE_CTL1_STA_MGR | 1079 BRGPHY_CL73_USER_B0_MBRE_CTL1_ANEG); 1080 1081 /* Restore IEEE0 block (assumed in all brgphy(4) code). */ 1082 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_COMBO_IEEE0); 1083 } else if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5709) { 1084 if ((BCE_CHIP_REV(bce_sc) == BCE_CHIP_REV_Ax) || 1085 (BCE_CHIP_REV(bce_sc) == BCE_CHIP_REV_Bx)) 1086 brgphy_fixup_disable_early_dac(sc); 1087 1088 brgphy_jumbo_settings(sc, if_getmtu(ifp)); 1089 brgphy_ethernet_wirespeed(sc); 1090 } else { 1091 brgphy_fixup_ber_bug(sc); 1092 brgphy_jumbo_settings(sc, if_getmtu(ifp)); 1093 brgphy_ethernet_wirespeed(sc); 1094 } 1095 } 1096 } 1097