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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("$FreeBSD$"); 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 serdes_flags; /* Keeps track of the serdes type used */ 72 #define BRGPHY_5706S 0x0001 73 #define BRGPHY_5708S 0x0002 74 #define BRGPHY_NOANWAIT 0x0004 75 #define BRGPHY_5709S 0x0008 76 int bce_phy_flags; /* PHY flags transferred from the MAC driver */ 77 }; 78 79 static device_method_t brgphy_methods[] = { 80 /* device interface */ 81 DEVMETHOD(device_probe, brgphy_probe), 82 DEVMETHOD(device_attach, brgphy_attach), 83 DEVMETHOD(device_detach, mii_phy_detach), 84 DEVMETHOD(device_shutdown, bus_generic_shutdown), 85 DEVMETHOD_END 86 }; 87 88 static devclass_t brgphy_devclass; 89 90 static driver_t brgphy_driver = { 91 "brgphy", 92 brgphy_methods, 93 sizeof(struct brgphy_softc) 94 }; 95 96 DRIVER_MODULE(brgphy, miibus, brgphy_driver, brgphy_devclass, 0, 0); 97 98 static int brgphy_service(struct mii_softc *, struct mii_data *, int); 99 static void brgphy_setmedia(struct mii_softc *, int); 100 static void brgphy_status(struct mii_softc *); 101 static void brgphy_mii_phy_auto(struct mii_softc *, int); 102 static void brgphy_reset(struct mii_softc *); 103 static void brgphy_enable_loopback(struct mii_softc *); 104 static void bcm5401_load_dspcode(struct mii_softc *); 105 static void bcm5411_load_dspcode(struct mii_softc *); 106 static void bcm54k2_load_dspcode(struct mii_softc *); 107 static void brgphy_fixup_5704_a0_bug(struct mii_softc *); 108 static void brgphy_fixup_adc_bug(struct mii_softc *); 109 static void brgphy_fixup_adjust_trim(struct mii_softc *); 110 static void brgphy_fixup_ber_bug(struct mii_softc *); 111 static void brgphy_fixup_crc_bug(struct mii_softc *); 112 static void brgphy_fixup_jitter_bug(struct mii_softc *); 113 static void brgphy_ethernet_wirespeed(struct mii_softc *); 114 static void brgphy_jumbo_settings(struct mii_softc *, u_long); 115 116 static const struct mii_phydesc brgphys[] = { 117 MII_PHY_DESC(BROADCOM, BCM5400), 118 MII_PHY_DESC(BROADCOM, BCM5401), 119 MII_PHY_DESC(BROADCOM, BCM5411), 120 MII_PHY_DESC(BROADCOM, BCM54K2), 121 MII_PHY_DESC(BROADCOM, BCM5701), 122 MII_PHY_DESC(BROADCOM, BCM5703), 123 MII_PHY_DESC(BROADCOM, BCM5704), 124 MII_PHY_DESC(BROADCOM, BCM5705), 125 MII_PHY_DESC(BROADCOM, BCM5706), 126 MII_PHY_DESC(BROADCOM, BCM5714), 127 MII_PHY_DESC(BROADCOM, BCM5421), 128 MII_PHY_DESC(BROADCOM, BCM5750), 129 MII_PHY_DESC(BROADCOM, BCM5752), 130 MII_PHY_DESC(BROADCOM, BCM5780), 131 MII_PHY_DESC(BROADCOM, BCM5708C), 132 MII_PHY_DESC(BROADCOM2, BCM5482), 133 MII_PHY_DESC(BROADCOM2, BCM5708S), 134 MII_PHY_DESC(BROADCOM2, BCM5709C), 135 MII_PHY_DESC(BROADCOM2, BCM5709S), 136 MII_PHY_DESC(BROADCOM2, BCM5709CAX), 137 MII_PHY_DESC(BROADCOM2, BCM5722), 138 MII_PHY_DESC(BROADCOM2, BCM5755), 139 MII_PHY_DESC(BROADCOM2, BCM5754), 140 MII_PHY_DESC(BROADCOM2, BCM5761), 141 MII_PHY_DESC(BROADCOM2, BCM5784), 142 #ifdef notyet /* better handled by ukphy(4) until WARs are implemented */ 143 MII_PHY_DESC(BROADCOM2, BCM5785), 144 #endif 145 MII_PHY_DESC(BROADCOM3, BCM5717C), 146 MII_PHY_DESC(BROADCOM3, BCM5719C), 147 MII_PHY_DESC(BROADCOM3, BCM5720C), 148 MII_PHY_DESC(BROADCOM3, BCM57765), 149 MII_PHY_DESC(BROADCOM3, BCM57780), 150 MII_PHY_DESC(BROADCOM4, BCM5725C), 151 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5906), 152 MII_PHY_END 153 }; 154 155 static const struct mii_phy_funcs brgphy_funcs = { 156 brgphy_service, 157 brgphy_status, 158 brgphy_reset 159 }; 160 161 static const struct hs21_type { 162 const uint32_t id; 163 const char *prod; 164 } hs21_type_lists[] = { 165 { 0x57081021, "IBM eServer BladeCenter HS21" }, 166 { 0x57081011, "IBM eServer BladeCenter HS21 -[8853PAU]-" }, 167 }; 168 169 static int 170 detect_hs21(struct bce_softc *bce_sc) 171 { 172 char *sysenv; 173 int found, i; 174 175 found = 0; 176 sysenv = getenv("smbios.system.product"); 177 if (sysenv == NULL) 178 return (found); 179 for (i = 0; i < nitems(hs21_type_lists); i++) { 180 if (bce_sc->bce_chipid == hs21_type_lists[i].id && 181 strncmp(sysenv, hs21_type_lists[i].prod, 182 strlen(hs21_type_lists[i].prod)) == 0) { 183 found++; 184 break; 185 } 186 } 187 freeenv(sysenv); 188 return (found); 189 } 190 191 /* Search for our PHY in the list of known PHYs */ 192 static int 193 brgphy_probe(device_t dev) 194 { 195 196 return (mii_phy_dev_probe(dev, brgphys, BUS_PROBE_DEFAULT)); 197 } 198 199 /* Attach the PHY to the MII bus */ 200 static int 201 brgphy_attach(device_t dev) 202 { 203 struct brgphy_softc *bsc; 204 struct bge_softc *bge_sc = NULL; 205 struct bce_softc *bce_sc = NULL; 206 struct mii_softc *sc; 207 struct ifnet *ifp; 208 209 bsc = device_get_softc(dev); 210 sc = &bsc->mii_sc; 211 212 mii_phy_dev_attach(dev, MIIF_NOISOLATE | MIIF_NOMANPAUSE, 213 &brgphy_funcs, 0); 214 215 bsc->serdes_flags = 0; 216 ifp = sc->mii_pdata->mii_ifp; 217 218 /* Find the MAC driver associated with this PHY. */ 219 if (strcmp(ifp->if_dname, "bge") == 0) 220 bge_sc = ifp->if_softc; 221 else if (strcmp(ifp->if_dname, "bce") == 0) 222 bce_sc = ifp->if_softc; 223 224 /* Handle any special cases based on the PHY ID */ 225 switch (sc->mii_mpd_oui) { 226 case MII_OUI_BROADCOM: 227 switch (sc->mii_mpd_model) { 228 case MII_MODEL_BROADCOM_BCM5706: 229 case MII_MODEL_BROADCOM_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 } 246 break; 247 case MII_OUI_BROADCOM2: 248 switch (sc->mii_mpd_model) { 249 case MII_MODEL_BROADCOM2_BCM5708S: 250 bsc->serdes_flags |= BRGPHY_5708S; 251 sc->mii_flags |= MIIF_HAVEFIBER; 252 break; 253 case MII_MODEL_BROADCOM2_BCM5709S: 254 /* 255 * XXX 256 * 5720S and 5709S shares the same PHY id. 257 * Assume 5720S PHY if parent device is bge(4). 258 */ 259 if (bge_sc != NULL) 260 bsc->serdes_flags |= BRGPHY_5708S; 261 else 262 bsc->serdes_flags |= BRGPHY_5709S; 263 sc->mii_flags |= MIIF_HAVEFIBER; 264 break; 265 } 266 break; 267 } 268 269 PHY_RESET(sc); 270 271 /* Read the PHY's capabilities. */ 272 sc->mii_capabilities = PHY_READ(sc, MII_BMSR) & sc->mii_capmask; 273 if (sc->mii_capabilities & BMSR_EXTSTAT) 274 sc->mii_extcapabilities = PHY_READ(sc, MII_EXTSR); 275 device_printf(dev, " "); 276 277 #define ADD(m, c) ifmedia_add(&sc->mii_pdata->mii_media, (m), (c), NULL) 278 279 /* Add the supported media types */ 280 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 281 mii_phy_add_media(sc); 282 printf("\n"); 283 } else { 284 sc->mii_anegticks = MII_ANEGTICKS_GIGE; 285 ADD(IFM_MAKEWORD(IFM_ETHER, IFM_1000_SX, IFM_FDX, sc->mii_inst), 286 BRGPHY_S1000 | BRGPHY_BMCR_FDX); 287 printf("1000baseSX-FDX, "); 288 /* 2.5G support is a software enabled feature on the 5708S and 5709S. */ 289 if (bce_sc && (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG)) { 290 ADD(IFM_MAKEWORD(IFM_ETHER, IFM_2500_SX, IFM_FDX, sc->mii_inst), 0); 291 printf("2500baseSX-FDX, "); 292 } else if ((bsc->serdes_flags & BRGPHY_5708S) && bce_sc && 293 (detect_hs21(bce_sc) != 0)) { 294 /* 295 * There appears to be certain silicon revision 296 * in IBM HS21 blades that is having issues with 297 * this driver wating for the auto-negotiation to 298 * complete. This happens with a specific chip id 299 * only and when the 1000baseSX-FDX is the only 300 * mode. Workaround this issue since it's unlikely 301 * to be ever addressed. 302 */ 303 printf("auto-neg workaround, "); 304 bsc->serdes_flags |= BRGPHY_NOANWAIT; 305 } 306 ADD(IFM_MAKEWORD(IFM_ETHER, IFM_AUTO, 0, sc->mii_inst), 0); 307 printf("auto\n"); 308 } 309 310 #undef ADD 311 MIIBUS_MEDIAINIT(sc->mii_dev); 312 return (0); 313 } 314 315 static int 316 brgphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd) 317 { 318 struct ifmedia_entry *ife = mii->mii_media.ifm_cur; 319 int val; 320 321 switch (cmd) { 322 case MII_POLLSTAT: 323 break; 324 case MII_MEDIACHG: 325 /* If the interface is not up, don't do anything. */ 326 if ((mii->mii_ifp->if_flags & IFF_UP) == 0) 327 break; 328 329 /* Todo: Why is this here? Is it really needed? */ 330 PHY_RESET(sc); /* XXX hardware bug work-around */ 331 332 switch (IFM_SUBTYPE(ife->ifm_media)) { 333 case IFM_AUTO: 334 brgphy_mii_phy_auto(sc, ife->ifm_media); 335 break; 336 case IFM_2500_SX: 337 case IFM_1000_SX: 338 case IFM_1000_T: 339 case IFM_100_TX: 340 case IFM_10_T: 341 brgphy_setmedia(sc, ife->ifm_media); 342 break; 343 default: 344 return (EINVAL); 345 } 346 break; 347 case MII_TICK: 348 /* Bail if the interface isn't up. */ 349 if ((mii->mii_ifp->if_flags & IFF_UP) == 0) 350 return (0); 351 352 353 /* Bail if autoneg isn't in process. */ 354 if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO) { 355 sc->mii_ticks = 0; 356 break; 357 } 358 359 /* 360 * Check to see if we have link. If we do, we don't 361 * need to restart the autonegotiation process. 362 */ 363 val = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR); 364 if (val & BMSR_LINK) { 365 sc->mii_ticks = 0; /* Reset autoneg timer. */ 366 break; 367 } 368 369 /* Announce link loss right after it happens. */ 370 if (sc->mii_ticks++ == 0) 371 break; 372 373 /* Only retry autonegotiation every mii_anegticks seconds. */ 374 if (sc->mii_ticks <= sc->mii_anegticks) 375 break; 376 377 378 /* Retry autonegotiation */ 379 sc->mii_ticks = 0; 380 brgphy_mii_phy_auto(sc, ife->ifm_media); 381 break; 382 } 383 384 /* Update the media status. */ 385 PHY_STATUS(sc); 386 387 /* 388 * Callback if something changed. Note that we need to poke 389 * the DSP on the Broadcom PHYs if the media changes. 390 */ 391 if (sc->mii_media_active != mii->mii_media_active || 392 sc->mii_media_status != mii->mii_media_status || 393 cmd == MII_MEDIACHG) { 394 switch (sc->mii_mpd_oui) { 395 case MII_OUI_BROADCOM: 396 switch (sc->mii_mpd_model) { 397 case MII_MODEL_BROADCOM_BCM5400: 398 bcm5401_load_dspcode(sc); 399 break; 400 case MII_MODEL_BROADCOM_BCM5401: 401 if (sc->mii_mpd_rev == 1 || sc->mii_mpd_rev == 3) 402 bcm5401_load_dspcode(sc); 403 break; 404 case MII_MODEL_BROADCOM_BCM5411: 405 bcm5411_load_dspcode(sc); 406 break; 407 case MII_MODEL_BROADCOM_BCM54K2: 408 bcm54k2_load_dspcode(sc); 409 break; 410 } 411 break; 412 } 413 } 414 mii_phy_update(sc, cmd); 415 return (0); 416 } 417 418 /****************************************************************************/ 419 /* Sets the PHY link speed. */ 420 /* */ 421 /* Returns: */ 422 /* None */ 423 /****************************************************************************/ 424 static void 425 brgphy_setmedia(struct mii_softc *sc, int media) 426 { 427 int bmcr = 0, gig; 428 429 switch (IFM_SUBTYPE(media)) { 430 case IFM_2500_SX: 431 break; 432 case IFM_1000_SX: 433 case IFM_1000_T: 434 bmcr = BRGPHY_S1000; 435 break; 436 case IFM_100_TX: 437 bmcr = BRGPHY_S100; 438 break; 439 case IFM_10_T: 440 default: 441 bmcr = BRGPHY_S10; 442 break; 443 } 444 445 if ((media & IFM_FDX) != 0) { 446 bmcr |= BRGPHY_BMCR_FDX; 447 gig = BRGPHY_1000CTL_AFD; 448 } else { 449 gig = BRGPHY_1000CTL_AHD; 450 } 451 452 /* Force loopback to disconnect PHY from Ethernet medium. */ 453 brgphy_enable_loopback(sc); 454 455 PHY_WRITE(sc, BRGPHY_MII_1000CTL, 0); 456 PHY_WRITE(sc, BRGPHY_MII_ANAR, BRGPHY_SEL_TYPE); 457 458 if (IFM_SUBTYPE(media) != IFM_1000_T && 459 IFM_SUBTYPE(media) != IFM_1000_SX) { 460 PHY_WRITE(sc, BRGPHY_MII_BMCR, bmcr); 461 return; 462 } 463 464 if (IFM_SUBTYPE(media) == IFM_1000_T) { 465 gig |= BRGPHY_1000CTL_MSE; 466 if ((media & IFM_ETH_MASTER) != 0) 467 gig |= BRGPHY_1000CTL_MSC; 468 } 469 PHY_WRITE(sc, BRGPHY_MII_1000CTL, gig); 470 PHY_WRITE(sc, BRGPHY_MII_BMCR, 471 bmcr | BRGPHY_BMCR_AUTOEN | BRGPHY_BMCR_STARTNEG); 472 } 473 474 /****************************************************************************/ 475 /* Set the media status based on the PHY settings. */ 476 /* */ 477 /* Returns: */ 478 /* None */ 479 /****************************************************************************/ 480 static void 481 brgphy_status(struct mii_softc *sc) 482 { 483 struct brgphy_softc *bsc = (struct brgphy_softc *)sc; 484 struct mii_data *mii = sc->mii_pdata; 485 int aux, bmcr, bmsr, val, xstat; 486 u_int flowstat; 487 488 mii->mii_media_status = IFM_AVALID; 489 mii->mii_media_active = IFM_ETHER; 490 491 bmsr = PHY_READ(sc, BRGPHY_MII_BMSR) | PHY_READ(sc, BRGPHY_MII_BMSR); 492 bmcr = PHY_READ(sc, BRGPHY_MII_BMCR); 493 494 if (bmcr & BRGPHY_BMCR_LOOP) { 495 mii->mii_media_active |= IFM_LOOP; 496 } 497 498 if ((bmcr & BRGPHY_BMCR_AUTOEN) && 499 (bmsr & BRGPHY_BMSR_ACOMP) == 0 && 500 (bsc->serdes_flags & BRGPHY_NOANWAIT) == 0) { 501 /* Erg, still trying, I guess... */ 502 mii->mii_media_active |= IFM_NONE; 503 return; 504 } 505 506 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 507 /* 508 * NB: reading the ANAR, ANLPAR or 1000STS after the AUXSTS 509 * wedges at least the PHY of BCM5704 (but not others). 510 */ 511 flowstat = mii_phy_flowstatus(sc); 512 xstat = PHY_READ(sc, BRGPHY_MII_1000STS); 513 aux = PHY_READ(sc, BRGPHY_MII_AUXSTS); 514 515 /* If copper link is up, get the negotiated speed/duplex. */ 516 if (aux & BRGPHY_AUXSTS_LINK) { 517 mii->mii_media_status |= IFM_ACTIVE; 518 switch (aux & BRGPHY_AUXSTS_AN_RES) { 519 case BRGPHY_RES_1000FD: 520 mii->mii_media_active |= IFM_1000_T | IFM_FDX; break; 521 case BRGPHY_RES_1000HD: 522 mii->mii_media_active |= IFM_1000_T | IFM_HDX; break; 523 case BRGPHY_RES_100FD: 524 mii->mii_media_active |= IFM_100_TX | IFM_FDX; break; 525 case BRGPHY_RES_100T4: 526 mii->mii_media_active |= IFM_100_T4; break; 527 case BRGPHY_RES_100HD: 528 mii->mii_media_active |= IFM_100_TX | IFM_HDX; break; 529 case BRGPHY_RES_10FD: 530 mii->mii_media_active |= IFM_10_T | IFM_FDX; break; 531 case BRGPHY_RES_10HD: 532 mii->mii_media_active |= IFM_10_T | IFM_HDX; break; 533 default: 534 mii->mii_media_active |= IFM_NONE; break; 535 } 536 537 if ((mii->mii_media_active & IFM_FDX) != 0) 538 mii->mii_media_active |= flowstat; 539 540 if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T && 541 (xstat & BRGPHY_1000STS_MSR) != 0) 542 mii->mii_media_active |= IFM_ETH_MASTER; 543 } 544 } else { 545 /* Todo: Add support for flow control. */ 546 /* If serdes link is up, get the negotiated speed/duplex. */ 547 if (bmsr & BRGPHY_BMSR_LINK) { 548 mii->mii_media_status |= IFM_ACTIVE; 549 } 550 551 /* Check the link speed/duplex based on the PHY type. */ 552 if (bsc->serdes_flags & BRGPHY_5706S) { 553 mii->mii_media_active |= IFM_1000_SX; 554 555 /* If autoneg enabled, read negotiated duplex settings */ 556 if (bmcr & BRGPHY_BMCR_AUTOEN) { 557 val = PHY_READ(sc, BRGPHY_SERDES_ANAR) & PHY_READ(sc, BRGPHY_SERDES_ANLPAR); 558 if (val & BRGPHY_SERDES_ANAR_FDX) 559 mii->mii_media_active |= IFM_FDX; 560 else 561 mii->mii_media_active |= IFM_HDX; 562 } 563 } else if (bsc->serdes_flags & BRGPHY_5708S) { 564 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0); 565 xstat = PHY_READ(sc, BRGPHY_5708S_PG0_1000X_STAT1); 566 567 /* Check for MRBE auto-negotiated speed results. */ 568 switch (xstat & BRGPHY_5708S_PG0_1000X_STAT1_SPEED_MASK) { 569 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_10: 570 mii->mii_media_active |= IFM_10_FL; break; 571 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_100: 572 mii->mii_media_active |= IFM_100_FX; break; 573 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_1G: 574 mii->mii_media_active |= IFM_1000_SX; break; 575 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_25G: 576 mii->mii_media_active |= IFM_2500_SX; break; 577 } 578 579 /* Check for MRBE auto-negotiated duplex results. */ 580 if (xstat & BRGPHY_5708S_PG0_1000X_STAT1_FDX) 581 mii->mii_media_active |= IFM_FDX; 582 else 583 mii->mii_media_active |= IFM_HDX; 584 } else if (bsc->serdes_flags & BRGPHY_5709S) { 585 /* Select GP Status Block of the AN MMD, get autoneg results. */ 586 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_GP_STATUS); 587 xstat = PHY_READ(sc, BRGPHY_GP_STATUS_TOP_ANEG_STATUS); 588 589 /* Restore IEEE0 block (assumed in all brgphy(4) code). */ 590 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_COMBO_IEEE0); 591 592 /* Check for MRBE auto-negotiated speed results. */ 593 switch (xstat & BRGPHY_GP_STATUS_TOP_ANEG_SPEED_MASK) { 594 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_10: 595 mii->mii_media_active |= IFM_10_FL; break; 596 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_100: 597 mii->mii_media_active |= IFM_100_FX; break; 598 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_1G: 599 mii->mii_media_active |= IFM_1000_SX; break; 600 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_25G: 601 mii->mii_media_active |= IFM_2500_SX; break; 602 } 603 604 /* Check for MRBE auto-negotiated duplex results. */ 605 if (xstat & BRGPHY_GP_STATUS_TOP_ANEG_FDX) 606 mii->mii_media_active |= IFM_FDX; 607 else 608 mii->mii_media_active |= IFM_HDX; 609 } 610 } 611 } 612 613 static void 614 brgphy_mii_phy_auto(struct mii_softc *sc, int media) 615 { 616 int anar, ktcr = 0; 617 618 PHY_RESET(sc); 619 620 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 621 anar = BMSR_MEDIA_TO_ANAR(sc->mii_capabilities) | ANAR_CSMA; 622 if ((media & IFM_FLOW) != 0 || 623 (sc->mii_flags & MIIF_FORCEPAUSE) != 0) 624 anar |= BRGPHY_ANAR_PC | BRGPHY_ANAR_ASP; 625 PHY_WRITE(sc, BRGPHY_MII_ANAR, anar); 626 ktcr = BRGPHY_1000CTL_AFD | BRGPHY_1000CTL_AHD; 627 if (sc->mii_mpd_model == MII_MODEL_BROADCOM_BCM5701) 628 ktcr |= BRGPHY_1000CTL_MSE | BRGPHY_1000CTL_MSC; 629 PHY_WRITE(sc, BRGPHY_MII_1000CTL, ktcr); 630 PHY_READ(sc, BRGPHY_MII_1000CTL); 631 } else { 632 anar = BRGPHY_SERDES_ANAR_FDX | BRGPHY_SERDES_ANAR_HDX; 633 if ((media & IFM_FLOW) != 0 || 634 (sc->mii_flags & MIIF_FORCEPAUSE) != 0) 635 anar |= BRGPHY_SERDES_ANAR_BOTH_PAUSE; 636 PHY_WRITE(sc, BRGPHY_SERDES_ANAR, anar); 637 } 638 639 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_AUTOEN | 640 BRGPHY_BMCR_STARTNEG); 641 PHY_WRITE(sc, BRGPHY_MII_IMR, 0xFF00); 642 } 643 644 /* Enable loopback to force the link down. */ 645 static void 646 brgphy_enable_loopback(struct mii_softc *sc) 647 { 648 int i; 649 650 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_LOOP); 651 for (i = 0; i < 15000; i++) { 652 if (!(PHY_READ(sc, BRGPHY_MII_BMSR) & BRGPHY_BMSR_LINK)) 653 break; 654 DELAY(10); 655 } 656 } 657 658 /* Turn off tap power management on 5401. */ 659 static void 660 bcm5401_load_dspcode(struct mii_softc *sc) 661 { 662 static const struct { 663 int reg; 664 uint16_t val; 665 } dspcode[] = { 666 { BRGPHY_MII_AUXCTL, 0x0c20 }, 667 { BRGPHY_MII_DSP_ADDR_REG, 0x0012 }, 668 { BRGPHY_MII_DSP_RW_PORT, 0x1804 }, 669 { BRGPHY_MII_DSP_ADDR_REG, 0x0013 }, 670 { BRGPHY_MII_DSP_RW_PORT, 0x1204 }, 671 { BRGPHY_MII_DSP_ADDR_REG, 0x8006 }, 672 { BRGPHY_MII_DSP_RW_PORT, 0x0132 }, 673 { BRGPHY_MII_DSP_ADDR_REG, 0x8006 }, 674 { BRGPHY_MII_DSP_RW_PORT, 0x0232 }, 675 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 676 { BRGPHY_MII_DSP_RW_PORT, 0x0a20 }, 677 { 0, 0 }, 678 }; 679 int i; 680 681 for (i = 0; dspcode[i].reg != 0; i++) 682 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 683 DELAY(40); 684 } 685 686 static void 687 bcm5411_load_dspcode(struct mii_softc *sc) 688 { 689 static const struct { 690 int reg; 691 uint16_t val; 692 } dspcode[] = { 693 { 0x1c, 0x8c23 }, 694 { 0x1c, 0x8ca3 }, 695 { 0x1c, 0x8c23 }, 696 { 0, 0 }, 697 }; 698 int i; 699 700 for (i = 0; dspcode[i].reg != 0; i++) 701 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 702 } 703 704 void 705 bcm54k2_load_dspcode(struct mii_softc *sc) 706 { 707 static const struct { 708 int reg; 709 uint16_t val; 710 } dspcode[] = { 711 { 4, 0x01e1 }, 712 { 9, 0x0300 }, 713 { 0, 0 }, 714 }; 715 int i; 716 717 for (i = 0; dspcode[i].reg != 0; i++) 718 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 719 720 } 721 722 static void 723 brgphy_fixup_5704_a0_bug(struct mii_softc *sc) 724 { 725 static const struct { 726 int reg; 727 uint16_t val; 728 } dspcode[] = { 729 { 0x1c, 0x8d68 }, 730 { 0x1c, 0x8d68 }, 731 { 0, 0 }, 732 }; 733 int i; 734 735 for (i = 0; dspcode[i].reg != 0; i++) 736 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 737 } 738 739 static void 740 brgphy_fixup_adc_bug(struct mii_softc *sc) 741 { 742 static const struct { 743 int reg; 744 uint16_t val; 745 } dspcode[] = { 746 { BRGPHY_MII_AUXCTL, 0x0c00 }, 747 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 748 { BRGPHY_MII_DSP_RW_PORT, 0x2aaa }, 749 { 0, 0 }, 750 }; 751 int i; 752 753 for (i = 0; dspcode[i].reg != 0; i++) 754 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 755 } 756 757 static void 758 brgphy_fixup_adjust_trim(struct mii_softc *sc) 759 { 760 static const struct { 761 int reg; 762 uint16_t val; 763 } dspcode[] = { 764 { BRGPHY_MII_AUXCTL, 0x0c00 }, 765 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 766 { BRGPHY_MII_DSP_RW_PORT, 0x110b }, 767 { BRGPHY_MII_TEST1, 0x0014 }, 768 { BRGPHY_MII_AUXCTL, 0x0400 }, 769 { 0, 0 }, 770 }; 771 int i; 772 773 for (i = 0; dspcode[i].reg != 0; i++) 774 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 775 } 776 777 static void 778 brgphy_fixup_ber_bug(struct mii_softc *sc) 779 { 780 static const struct { 781 int reg; 782 uint16_t val; 783 } dspcode[] = { 784 { BRGPHY_MII_AUXCTL, 0x0c00 }, 785 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 786 { BRGPHY_MII_DSP_RW_PORT, 0x310b }, 787 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 788 { BRGPHY_MII_DSP_RW_PORT, 0x9506 }, 789 { BRGPHY_MII_DSP_ADDR_REG, 0x401f }, 790 { BRGPHY_MII_DSP_RW_PORT, 0x14e2 }, 791 { BRGPHY_MII_AUXCTL, 0x0400 }, 792 { 0, 0 }, 793 }; 794 int i; 795 796 for (i = 0; dspcode[i].reg != 0; i++) 797 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 798 } 799 800 static void 801 brgphy_fixup_crc_bug(struct mii_softc *sc) 802 { 803 static const struct { 804 int reg; 805 uint16_t val; 806 } dspcode[] = { 807 { BRGPHY_MII_DSP_RW_PORT, 0x0a75 }, 808 { 0x1c, 0x8c68 }, 809 { 0x1c, 0x8d68 }, 810 { 0x1c, 0x8c68 }, 811 { 0, 0 }, 812 }; 813 int i; 814 815 for (i = 0; dspcode[i].reg != 0; i++) 816 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 817 } 818 819 static void 820 brgphy_fixup_jitter_bug(struct mii_softc *sc) 821 { 822 static const struct { 823 int reg; 824 uint16_t val; 825 } dspcode[] = { 826 { BRGPHY_MII_AUXCTL, 0x0c00 }, 827 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 828 { BRGPHY_MII_DSP_RW_PORT, 0x010b }, 829 { BRGPHY_MII_AUXCTL, 0x0400 }, 830 { 0, 0 }, 831 }; 832 int i; 833 834 for (i = 0; dspcode[i].reg != 0; i++) 835 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 836 } 837 838 static void 839 brgphy_fixup_disable_early_dac(struct mii_softc *sc) 840 { 841 uint32_t val; 842 843 PHY_WRITE(sc, BRGPHY_MII_DSP_ADDR_REG, 0x0f08); 844 val = PHY_READ(sc, BRGPHY_MII_DSP_RW_PORT); 845 val &= ~(1 << 8); 846 PHY_WRITE(sc, BRGPHY_MII_DSP_RW_PORT, val); 847 848 } 849 850 static void 851 brgphy_ethernet_wirespeed(struct mii_softc *sc) 852 { 853 uint32_t val; 854 855 /* Enable Ethernet@WireSpeed. */ 856 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7007); 857 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 858 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, val | (1 << 15) | (1 << 4)); 859 } 860 861 static void 862 brgphy_jumbo_settings(struct mii_softc *sc, u_long mtu) 863 { 864 uint32_t val; 865 866 /* Set or clear jumbo frame settings in the PHY. */ 867 if (mtu > ETHER_MAX_LEN) { 868 if (sc->mii_mpd_model == MII_MODEL_BROADCOM_BCM5401) { 869 /* BCM5401 PHY cannot read-modify-write. */ 870 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x4c20); 871 } else { 872 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7); 873 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 874 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 875 val | BRGPHY_AUXCTL_LONG_PKT); 876 } 877 878 val = PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL); 879 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 880 val | BRGPHY_PHY_EXTCTL_HIGH_LA); 881 } else { 882 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7); 883 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 884 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 885 val & ~(BRGPHY_AUXCTL_LONG_PKT | 0x7)); 886 887 val = PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL); 888 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 889 val & ~BRGPHY_PHY_EXTCTL_HIGH_LA); 890 } 891 } 892 893 static void 894 brgphy_reset(struct mii_softc *sc) 895 { 896 struct bge_softc *bge_sc = NULL; 897 struct bce_softc *bce_sc = NULL; 898 struct ifnet *ifp; 899 int i, val; 900 901 /* 902 * Perform a reset. Note that at least some Broadcom PHYs default to 903 * being powered down as well as isolated after a reset but don't work 904 * if one or both of these bits are cleared. However, they just work 905 * fine if both bits remain set, so we don't use mii_phy_reset() here. 906 */ 907 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_RESET); 908 909 /* Wait 100ms for it to complete. */ 910 for (i = 0; i < 100; i++) { 911 if ((PHY_READ(sc, BRGPHY_MII_BMCR) & BRGPHY_BMCR_RESET) == 0) 912 break; 913 DELAY(1000); 914 } 915 916 /* Handle any PHY specific procedures following the reset. */ 917 switch (sc->mii_mpd_oui) { 918 case MII_OUI_BROADCOM: 919 switch (sc->mii_mpd_model) { 920 case MII_MODEL_BROADCOM_BCM5400: 921 bcm5401_load_dspcode(sc); 922 break; 923 case MII_MODEL_BROADCOM_BCM5401: 924 if (sc->mii_mpd_rev == 1 || sc->mii_mpd_rev == 3) 925 bcm5401_load_dspcode(sc); 926 break; 927 case MII_MODEL_BROADCOM_BCM5411: 928 bcm5411_load_dspcode(sc); 929 break; 930 case MII_MODEL_BROADCOM_BCM54K2: 931 bcm54k2_load_dspcode(sc); 932 break; 933 } 934 break; 935 case MII_OUI_BROADCOM3: 936 switch (sc->mii_mpd_model) { 937 case MII_MODEL_BROADCOM3_BCM5717C: 938 case MII_MODEL_BROADCOM3_BCM5719C: 939 case MII_MODEL_BROADCOM3_BCM5720C: 940 case MII_MODEL_BROADCOM3_BCM57765: 941 return; 942 } 943 break; 944 case MII_OUI_BROADCOM4: 945 return; 946 } 947 948 ifp = sc->mii_pdata->mii_ifp; 949 950 /* Find the driver associated with this PHY. */ 951 if (strcmp(ifp->if_dname, "bge") == 0) { 952 bge_sc = ifp->if_softc; 953 } else if (strcmp(ifp->if_dname, "bce") == 0) { 954 bce_sc = ifp->if_softc; 955 } 956 957 if (bge_sc) { 958 /* Fix up various bugs */ 959 if (bge_sc->bge_phy_flags & BGE_PHY_5704_A0_BUG) 960 brgphy_fixup_5704_a0_bug(sc); 961 if (bge_sc->bge_phy_flags & BGE_PHY_ADC_BUG) 962 brgphy_fixup_adc_bug(sc); 963 if (bge_sc->bge_phy_flags & BGE_PHY_ADJUST_TRIM) 964 brgphy_fixup_adjust_trim(sc); 965 if (bge_sc->bge_phy_flags & BGE_PHY_BER_BUG) 966 brgphy_fixup_ber_bug(sc); 967 if (bge_sc->bge_phy_flags & BGE_PHY_CRC_BUG) 968 brgphy_fixup_crc_bug(sc); 969 if (bge_sc->bge_phy_flags & BGE_PHY_JITTER_BUG) 970 brgphy_fixup_jitter_bug(sc); 971 972 if (bge_sc->bge_flags & BGE_FLAG_JUMBO) 973 brgphy_jumbo_settings(sc, ifp->if_mtu); 974 975 if ((bge_sc->bge_phy_flags & BGE_PHY_NO_WIRESPEED) == 0) 976 brgphy_ethernet_wirespeed(sc); 977 978 /* Enable Link LED on Dell boxes */ 979 if (bge_sc->bge_phy_flags & BGE_PHY_NO_3LED) { 980 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 981 PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL) & 982 ~BRGPHY_PHY_EXTCTL_3_LED); 983 } 984 985 /* Adjust output voltage (From Linux driver) */ 986 if (bge_sc->bge_asicrev == BGE_ASICREV_BCM5906) 987 PHY_WRITE(sc, BRGPHY_MII_EPHY_PTEST, 0x12); 988 } else if (bce_sc) { 989 if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5708 && 990 (bce_sc->bce_phy_flags & BCE_PHY_SERDES_FLAG)) { 991 992 /* Store autoneg capabilities/results in digital block (Page 0) */ 993 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG3_PG2); 994 PHY_WRITE(sc, BRGPHY_5708S_PG2_DIGCTL_3_0, 995 BRGPHY_5708S_PG2_DIGCTL_3_0_USE_IEEE); 996 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0); 997 998 /* Enable fiber mode and autodetection */ 999 PHY_WRITE(sc, BRGPHY_5708S_PG0_1000X_CTL1, 1000 PHY_READ(sc, BRGPHY_5708S_PG0_1000X_CTL1) | 1001 BRGPHY_5708S_PG0_1000X_CTL1_AUTODET_EN | 1002 BRGPHY_5708S_PG0_1000X_CTL1_FIBER_MODE); 1003 1004 /* Enable parallel detection */ 1005 PHY_WRITE(sc, BRGPHY_5708S_PG0_1000X_CTL2, 1006 PHY_READ(sc, BRGPHY_5708S_PG0_1000X_CTL2) | 1007 BRGPHY_5708S_PG0_1000X_CTL2_PAR_DET_EN); 1008 1009 /* Advertise 2.5G support through next page during autoneg */ 1010 if (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG) 1011 PHY_WRITE(sc, BRGPHY_5708S_ANEG_NXT_PG_XMIT1, 1012 PHY_READ(sc, BRGPHY_5708S_ANEG_NXT_PG_XMIT1) | 1013 BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G); 1014 1015 /* Increase TX signal amplitude */ 1016 if ((BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_A0) || 1017 (BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_B0) || 1018 (BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_B1)) { 1019 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1020 BRGPHY_5708S_TX_MISC_PG5); 1021 PHY_WRITE(sc, BRGPHY_5708S_PG5_TXACTL1, 1022 PHY_READ(sc, BRGPHY_5708S_PG5_TXACTL1) & ~0x30); 1023 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1024 BRGPHY_5708S_DIG_PG0); 1025 } 1026 1027 /* Backplanes use special driver/pre-driver/pre-emphasis values. */ 1028 if ((bce_sc->bce_shared_hw_cfg & BCE_SHARED_HW_CFG_PHY_BACKPLANE) && 1029 (bce_sc->bce_port_hw_cfg & BCE_PORT_HW_CFG_CFG_TXCTL3_MASK)) { 1030 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1031 BRGPHY_5708S_TX_MISC_PG5); 1032 PHY_WRITE(sc, BRGPHY_5708S_PG5_TXACTL3, 1033 bce_sc->bce_port_hw_cfg & 1034 BCE_PORT_HW_CFG_CFG_TXCTL3_MASK); 1035 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1036 BRGPHY_5708S_DIG_PG0); 1037 } 1038 } else if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5709 && 1039 (bce_sc->bce_phy_flags & BCE_PHY_SERDES_FLAG)) { 1040 1041 /* Select the SerDes Digital block of the AN MMD. */ 1042 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_SERDES_DIG); 1043 val = PHY_READ(sc, BRGPHY_SERDES_DIG_1000X_CTL1); 1044 val &= ~BRGPHY_SD_DIG_1000X_CTL1_AUTODET; 1045 val |= BRGPHY_SD_DIG_1000X_CTL1_FIBER; 1046 PHY_WRITE(sc, BRGPHY_SERDES_DIG_1000X_CTL1, val); 1047 1048 /* Select the Over 1G block of the AN MMD. */ 1049 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_OVER_1G); 1050 1051 /* Enable autoneg "Next Page" to advertise 2.5G support. */ 1052 val = PHY_READ(sc, BRGPHY_OVER_1G_UNFORMAT_PG1); 1053 if (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG) 1054 val |= BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G; 1055 else 1056 val &= ~BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G; 1057 PHY_WRITE(sc, BRGPHY_OVER_1G_UNFORMAT_PG1, val); 1058 1059 /* Select the Multi-Rate Backplane Ethernet block of the AN MMD. */ 1060 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_MRBE); 1061 1062 /* Enable MRBE speed autoneg. */ 1063 val = PHY_READ(sc, BRGPHY_MRBE_MSG_PG5_NP); 1064 val |= BRGPHY_MRBE_MSG_PG5_NP_MBRE | 1065 BRGPHY_MRBE_MSG_PG5_NP_T2; 1066 PHY_WRITE(sc, BRGPHY_MRBE_MSG_PG5_NP, val); 1067 1068 /* Select the Clause 73 User B0 block of the AN MMD. */ 1069 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_CL73_USER_B0); 1070 1071 /* Enable MRBE speed autoneg. */ 1072 PHY_WRITE(sc, BRGPHY_CL73_USER_B0_MBRE_CTL1, 1073 BRGPHY_CL73_USER_B0_MBRE_CTL1_NP_AFT_BP | 1074 BRGPHY_CL73_USER_B0_MBRE_CTL1_STA_MGR | 1075 BRGPHY_CL73_USER_B0_MBRE_CTL1_ANEG); 1076 1077 /* Restore IEEE0 block (assumed in all brgphy(4) code). */ 1078 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_COMBO_IEEE0); 1079 } else if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5709) { 1080 if ((BCE_CHIP_REV(bce_sc) == BCE_CHIP_REV_Ax) || 1081 (BCE_CHIP_REV(bce_sc) == BCE_CHIP_REV_Bx)) 1082 brgphy_fixup_disable_early_dac(sc); 1083 1084 brgphy_jumbo_settings(sc, ifp->if_mtu); 1085 brgphy_ethernet_wirespeed(sc); 1086 } else { 1087 brgphy_fixup_ber_bug(sc); 1088 brgphy_jumbo_settings(sc, ifp->if_mtu); 1089 brgphy_ethernet_wirespeed(sc); 1090 } 1091 } 1092 }
Cache object: 26e1355371efdd79685d12777d4041bf
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