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 /* 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 #include <sys/taskqueue.h> 47 48 #include <net/if.h> 49 #include <net/if_var.h> 50 #include <net/ethernet.h> 51 #include <net/if_media.h> 52 53 #include <dev/mii/mii.h> 54 #include <dev/mii/miivar.h> 55 #include "miidevs.h" 56 57 #include <dev/mii/brgphyreg.h> 58 #include <net/if_arp.h> 59 #include <machine/bus.h> 60 #include <dev/bge/if_bgereg.h> 61 #include <dev/bce/if_bcereg.h> 62 63 #include <dev/pci/pcireg.h> 64 #include <dev/pci/pcivar.h> 65 66 #include "miibus_if.h" 67 68 static int brgphy_probe(device_t); 69 static int brgphy_attach(device_t); 70 71 struct brgphy_softc { 72 struct mii_softc mii_sc; 73 int serdes_flags; /* Keeps track of the serdes type used */ 74 #define BRGPHY_5706S 0x0001 75 #define BRGPHY_5708S 0x0002 76 #define BRGPHY_NOANWAIT 0x0004 77 #define BRGPHY_5709S 0x0008 78 int bce_phy_flags; /* PHY flags transferred from the MAC driver */ 79 }; 80 81 static device_method_t brgphy_methods[] = { 82 /* device interface */ 83 DEVMETHOD(device_probe, brgphy_probe), 84 DEVMETHOD(device_attach, brgphy_attach), 85 DEVMETHOD(device_detach, mii_phy_detach), 86 DEVMETHOD(device_shutdown, bus_generic_shutdown), 87 DEVMETHOD_END 88 }; 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, 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_bcm54xx_clock_delay(struct mii_softc *); 115 static void brgphy_jumbo_settings(struct mii_softc *, u_long); 116 117 static const struct mii_phydesc brgphys[] = { 118 MII_PHY_DESC(BROADCOM, BCM5400), 119 MII_PHY_DESC(BROADCOM, BCM5401), 120 MII_PHY_DESC(BROADCOM, BCM5402), 121 MII_PHY_DESC(BROADCOM, BCM5411), 122 MII_PHY_DESC(BROADCOM, BCM5404), 123 MII_PHY_DESC(BROADCOM, BCM5424), 124 MII_PHY_DESC(BROADCOM, BCM54K2), 125 MII_PHY_DESC(BROADCOM, BCM5701), 126 MII_PHY_DESC(BROADCOM, BCM5703), 127 MII_PHY_DESC(BROADCOM, BCM5704), 128 MII_PHY_DESC(BROADCOM, BCM5705), 129 MII_PHY_DESC(BROADCOM, BCM5706), 130 MII_PHY_DESC(BROADCOM, BCM5714), 131 MII_PHY_DESC(BROADCOM, BCM5421), 132 MII_PHY_DESC(BROADCOM, BCM5750), 133 MII_PHY_DESC(BROADCOM, BCM5752), 134 MII_PHY_DESC(BROADCOM, BCM5780), 135 MII_PHY_DESC(BROADCOM, BCM5708C), 136 MII_PHY_DESC(BROADCOM, BCM5466), 137 MII_PHY_DESC(BROADCOM2, BCM5478), 138 MII_PHY_DESC(BROADCOM2, BCM5488), 139 MII_PHY_DESC(BROADCOM2, BCM5482), 140 MII_PHY_DESC(BROADCOM2, BCM5708S), 141 MII_PHY_DESC(BROADCOM2, BCM5709C), 142 MII_PHY_DESC(BROADCOM2, BCM5709S), 143 MII_PHY_DESC(BROADCOM2, BCM5709CAX), 144 MII_PHY_DESC(BROADCOM2, BCM5722), 145 MII_PHY_DESC(BROADCOM2, BCM5755), 146 MII_PHY_DESC(BROADCOM2, BCM5754), 147 MII_PHY_DESC(BROADCOM2, BCM5761), 148 MII_PHY_DESC(BROADCOM2, BCM5784), 149 #ifdef notyet /* better handled by ukphy(4) until WARs are implemented */ 150 MII_PHY_DESC(BROADCOM2, BCM5785), 151 #endif 152 MII_PHY_DESC(BROADCOM3, BCM54616S), 153 MII_PHY_DESC(BROADCOM3, BCM54618SE), 154 MII_PHY_DESC(BROADCOM3, BCM5717C), 155 MII_PHY_DESC(BROADCOM3, BCM5719C), 156 MII_PHY_DESC(BROADCOM3, BCM5720C), 157 MII_PHY_DESC(BROADCOM3, BCM57765), 158 MII_PHY_DESC(BROADCOM3, BCM57780), 159 MII_PHY_DESC(BROADCOM4, BCM54213PE), 160 MII_PHY_DESC(BROADCOM4, BCM5725C), 161 MII_PHY_DESC(xxBROADCOM_ALT1, BCM5906), 162 MII_PHY_END 163 }; 164 165 static const struct mii_phy_funcs brgphy_funcs = { 166 brgphy_service, 167 brgphy_status, 168 brgphy_reset 169 }; 170 171 static const struct hs21_type { 172 const uint32_t id; 173 const char *prod; 174 } hs21_type_lists[] = { 175 { 0x57081021, "IBM eServer BladeCenter HS21" }, 176 { 0x57081011, "IBM eServer BladeCenter HS21 -[8853PAU]-" }, 177 }; 178 179 static int 180 detect_hs21(struct bce_softc *bce_sc) 181 { 182 char *sysenv; 183 int found, i; 184 185 found = 0; 186 sysenv = kern_getenv("smbios.system.product"); 187 if (sysenv == NULL) 188 return (found); 189 for (i = 0; i < nitems(hs21_type_lists); i++) { 190 if (bce_sc->bce_chipid == hs21_type_lists[i].id && 191 strncmp(sysenv, hs21_type_lists[i].prod, 192 strlen(hs21_type_lists[i].prod)) == 0) { 193 found++; 194 break; 195 } 196 } 197 freeenv(sysenv); 198 return (found); 199 } 200 201 /* Search for our PHY in the list of known PHYs */ 202 static int 203 brgphy_probe(device_t dev) 204 { 205 206 return (mii_phy_dev_probe(dev, brgphys, BUS_PROBE_DEFAULT)); 207 } 208 209 /* Attach the PHY to the MII bus */ 210 static int 211 brgphy_attach(device_t dev) 212 { 213 struct brgphy_softc *bsc; 214 struct bge_softc *bge_sc = NULL; 215 struct bce_softc *bce_sc = NULL; 216 struct mii_softc *sc; 217 218 bsc = device_get_softc(dev); 219 sc = &bsc->mii_sc; 220 221 mii_phy_dev_attach(dev, MIIF_NOISOLATE | MIIF_NOMANPAUSE, 222 &brgphy_funcs, 0); 223 224 bsc->serdes_flags = 0; 225 226 /* Find the MAC driver associated with this PHY. */ 227 if (mii_dev_mac_match(dev, "bge")) 228 bge_sc = mii_dev_mac_softc(dev); 229 else if (mii_dev_mac_match(dev, "bce")) 230 bce_sc = mii_dev_mac_softc(dev); 231 232 /* Handle any special cases based on the PHY ID */ 233 switch (sc->mii_mpd_oui) { 234 case MII_OUI_BROADCOM: 235 switch (sc->mii_mpd_model) { 236 case MII_MODEL_BROADCOM_BCM5706: 237 case MII_MODEL_BROADCOM_BCM5714: 238 /* 239 * The 5464 PHY used in the 5706 supports both copper 240 * and fiber interfaces over GMII. Need to check the 241 * shadow registers to see which mode is actually 242 * in effect, and therefore whether we have 5706C or 243 * 5706S. 244 */ 245 PHY_WRITE(sc, BRGPHY_MII_SHADOW_1C, 246 BRGPHY_SHADOW_1C_MODE_CTRL); 247 if (PHY_READ(sc, BRGPHY_MII_SHADOW_1C) & 248 BRGPHY_SHADOW_1C_ENA_1000X) { 249 bsc->serdes_flags |= BRGPHY_5706S; 250 sc->mii_flags |= MIIF_HAVEFIBER; 251 } 252 break; 253 } 254 break; 255 case MII_OUI_BROADCOM2: 256 switch (sc->mii_mpd_model) { 257 case MII_MODEL_BROADCOM2_BCM5708S: 258 bsc->serdes_flags |= BRGPHY_5708S; 259 sc->mii_flags |= MIIF_HAVEFIBER; 260 break; 261 case MII_MODEL_BROADCOM2_BCM5709S: 262 /* 263 * XXX 264 * 5720S and 5709S shares the same PHY id. 265 * Assume 5720S PHY if parent device is bge(4). 266 */ 267 if (bge_sc != NULL) 268 bsc->serdes_flags |= BRGPHY_5708S; 269 else 270 bsc->serdes_flags |= BRGPHY_5709S; 271 sc->mii_flags |= MIIF_HAVEFIBER; 272 break; 273 } 274 break; 275 } 276 277 PHY_RESET(sc); 278 279 /* Read the PHY's capabilities. */ 280 sc->mii_capabilities = PHY_READ(sc, MII_BMSR) & sc->mii_capmask; 281 if (sc->mii_capabilities & BMSR_EXTSTAT) 282 sc->mii_extcapabilities = PHY_READ(sc, MII_EXTSR); 283 device_printf(dev, " "); 284 285 /* Add the supported media types */ 286 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 287 mii_phy_add_media(sc); 288 printf("\n"); 289 } else { 290 sc->mii_anegticks = MII_ANEGTICKS_GIGE; 291 ifmedia_add(&sc->mii_pdata->mii_media, 292 IFM_MAKEWORD(IFM_ETHER, IFM_1000_SX, IFM_FDX, sc->mii_inst), 293 0, NULL); 294 printf("1000baseSX-FDX, "); 295 /* 296 * 2.5G support is a software enabled feature 297 * on the 5708S and 5709S. 298 */ 299 if (bce_sc && (bce_sc->bce_phy_flags & 300 BCE_PHY_2_5G_CAPABLE_FLAG)) { 301 ifmedia_add(&sc->mii_pdata->mii_media, 302 IFM_MAKEWORD(IFM_ETHER, IFM_2500_SX, IFM_FDX, 303 sc->mii_inst), 0, NULL); 304 printf("2500baseSX-FDX, "); 305 } else if ((bsc->serdes_flags & BRGPHY_5708S) && bce_sc && 306 (detect_hs21(bce_sc) != 0)) { 307 /* 308 * There appears to be certain silicon revision 309 * in IBM HS21 blades that is having issues with 310 * this driver wating for the auto-negotiation to 311 * complete. This happens with a specific chip id 312 * only and when the 1000baseSX-FDX is the only 313 * mode. Workaround this issue since it's unlikely 314 * to be ever addressed. 315 */ 316 printf("auto-neg workaround, "); 317 bsc->serdes_flags |= BRGPHY_NOANWAIT; 318 } 319 ifmedia_add(&sc->mii_pdata->mii_media, IFM_MAKEWORD(IFM_ETHER, 320 IFM_AUTO, 0, sc->mii_inst), 0, NULL); 321 printf("auto\n"); 322 } 323 324 MIIBUS_MEDIAINIT(sc->mii_dev); 325 return (0); 326 } 327 328 static int 329 brgphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd) 330 { 331 struct ifmedia_entry *ife = mii->mii_media.ifm_cur; 332 int val; 333 334 switch (cmd) { 335 case MII_POLLSTAT: 336 break; 337 case MII_MEDIACHG: 338 /* Todo: Why is this here? Is it really needed? */ 339 PHY_RESET(sc); /* XXX hardware bug work-around */ 340 341 switch (IFM_SUBTYPE(ife->ifm_media)) { 342 case IFM_AUTO: 343 brgphy_mii_phy_auto(sc, ife->ifm_media); 344 break; 345 case IFM_2500_SX: 346 case IFM_1000_SX: 347 case IFM_1000_T: 348 case IFM_100_TX: 349 case IFM_10_T: 350 brgphy_setmedia(sc, ife->ifm_media); 351 break; 352 default: 353 return (EINVAL); 354 } 355 break; 356 case MII_TICK: 357 /* Bail if autoneg isn't in process. */ 358 if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO) { 359 sc->mii_ticks = 0; 360 break; 361 } 362 363 /* 364 * Check to see if we have link. If we do, we don't 365 * need to restart the autonegotiation process. 366 */ 367 val = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR); 368 if (val & BMSR_LINK) { 369 sc->mii_ticks = 0; /* Reset autoneg timer. */ 370 break; 371 } 372 373 /* Announce link loss right after it happens. */ 374 if (sc->mii_ticks++ == 0) 375 break; 376 377 /* Only retry autonegotiation every mii_anegticks seconds. */ 378 if (sc->mii_ticks <= sc->mii_anegticks) 379 break; 380 381 /* Retry autonegotiation */ 382 sc->mii_ticks = 0; 383 brgphy_mii_phy_auto(sc, ife->ifm_media); 384 break; 385 } 386 387 /* Update the media status. */ 388 PHY_STATUS(sc); 389 390 /* 391 * Callback if something changed. Note that we need to poke 392 * the DSP on the Broadcom PHYs if the media changes. 393 */ 394 if (sc->mii_media_active != mii->mii_media_active || 395 sc->mii_media_status != mii->mii_media_status || 396 cmd == MII_MEDIACHG) { 397 switch (sc->mii_mpd_oui) { 398 case MII_OUI_BROADCOM: 399 switch (sc->mii_mpd_model) { 400 case MII_MODEL_BROADCOM_BCM5400: 401 bcm5401_load_dspcode(sc); 402 break; 403 case MII_MODEL_BROADCOM_BCM5401: 404 if (sc->mii_mpd_rev == 1 || sc->mii_mpd_rev == 3) 405 bcm5401_load_dspcode(sc); 406 break; 407 case MII_MODEL_BROADCOM_BCM5411: 408 bcm5411_load_dspcode(sc); 409 break; 410 case MII_MODEL_BROADCOM_BCM54K2: 411 bcm54k2_load_dspcode(sc); 412 break; 413 } 414 break; 415 case MII_OUI_BROADCOM4: 416 switch (sc->mii_mpd_model) { 417 case MII_MODEL_BROADCOM4_BCM54213PE: 418 brgphy_bcm54xx_clock_delay(sc); 419 break; 420 } 421 } 422 } 423 mii_phy_update(sc, cmd); 424 return (0); 425 } 426 427 /****************************************************************************/ 428 /* Sets the PHY link speed. */ 429 /* */ 430 /* Returns: */ 431 /* None */ 432 /****************************************************************************/ 433 static void 434 brgphy_setmedia(struct mii_softc *sc, int media) 435 { 436 int bmcr = 0, gig; 437 438 switch (IFM_SUBTYPE(media)) { 439 case IFM_2500_SX: 440 break; 441 case IFM_1000_SX: 442 case IFM_1000_T: 443 bmcr = BRGPHY_S1000; 444 break; 445 case IFM_100_TX: 446 bmcr = BRGPHY_S100; 447 break; 448 case IFM_10_T: 449 default: 450 bmcr = BRGPHY_S10; 451 break; 452 } 453 454 if ((media & IFM_FDX) != 0) { 455 bmcr |= BRGPHY_BMCR_FDX; 456 gig = BRGPHY_1000CTL_AFD; 457 } else { 458 gig = BRGPHY_1000CTL_AHD; 459 } 460 461 /* Force loopback to disconnect PHY from Ethernet medium. */ 462 brgphy_enable_loopback(sc); 463 464 PHY_WRITE(sc, BRGPHY_MII_1000CTL, 0); 465 PHY_WRITE(sc, BRGPHY_MII_ANAR, BRGPHY_SEL_TYPE); 466 467 if (IFM_SUBTYPE(media) != IFM_1000_T && 468 IFM_SUBTYPE(media) != IFM_1000_SX) { 469 PHY_WRITE(sc, BRGPHY_MII_BMCR, bmcr); 470 return; 471 } 472 473 if (IFM_SUBTYPE(media) == IFM_1000_T) { 474 gig |= BRGPHY_1000CTL_MSE; 475 if ((media & IFM_ETH_MASTER) != 0) 476 gig |= BRGPHY_1000CTL_MSC; 477 } 478 PHY_WRITE(sc, BRGPHY_MII_1000CTL, gig); 479 PHY_WRITE(sc, BRGPHY_MII_BMCR, 480 bmcr | BRGPHY_BMCR_AUTOEN | BRGPHY_BMCR_STARTNEG); 481 } 482 483 /****************************************************************************/ 484 /* Set the media status based on the PHY settings. */ 485 /* */ 486 /* Returns: */ 487 /* None */ 488 /****************************************************************************/ 489 static void 490 brgphy_status(struct mii_softc *sc) 491 { 492 struct brgphy_softc *bsc = (struct brgphy_softc *)sc; 493 struct mii_data *mii = sc->mii_pdata; 494 int aux, bmcr, bmsr, val, xstat; 495 u_int flowstat; 496 497 mii->mii_media_status = IFM_AVALID; 498 mii->mii_media_active = IFM_ETHER; 499 500 bmsr = PHY_READ(sc, BRGPHY_MII_BMSR) | PHY_READ(sc, BRGPHY_MII_BMSR); 501 bmcr = PHY_READ(sc, BRGPHY_MII_BMCR); 502 503 if (bmcr & BRGPHY_BMCR_LOOP) { 504 mii->mii_media_active |= IFM_LOOP; 505 } 506 507 if ((bmcr & BRGPHY_BMCR_AUTOEN) && 508 (bmsr & BRGPHY_BMSR_ACOMP) == 0 && 509 (bsc->serdes_flags & BRGPHY_NOANWAIT) == 0) { 510 /* Erg, still trying, I guess... */ 511 mii->mii_media_active |= IFM_NONE; 512 return; 513 } 514 515 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 516 /* 517 * NB: reading the ANAR, ANLPAR or 1000STS after the AUXSTS 518 * wedges at least the PHY of BCM5704 (but not others). 519 */ 520 flowstat = mii_phy_flowstatus(sc); 521 xstat = PHY_READ(sc, BRGPHY_MII_1000STS); 522 aux = PHY_READ(sc, BRGPHY_MII_AUXSTS); 523 524 /* If copper link is up, get the negotiated speed/duplex. */ 525 if (aux & BRGPHY_AUXSTS_LINK) { 526 mii->mii_media_status |= IFM_ACTIVE; 527 switch (aux & BRGPHY_AUXSTS_AN_RES) { 528 case BRGPHY_RES_1000FD: 529 mii->mii_media_active |= IFM_1000_T | IFM_FDX; break; 530 case BRGPHY_RES_1000HD: 531 mii->mii_media_active |= IFM_1000_T | IFM_HDX; break; 532 case BRGPHY_RES_100FD: 533 mii->mii_media_active |= IFM_100_TX | IFM_FDX; break; 534 case BRGPHY_RES_100T4: 535 mii->mii_media_active |= IFM_100_T4; break; 536 case BRGPHY_RES_100HD: 537 mii->mii_media_active |= IFM_100_TX | IFM_HDX; break; 538 case BRGPHY_RES_10FD: 539 mii->mii_media_active |= IFM_10_T | IFM_FDX; break; 540 case BRGPHY_RES_10HD: 541 mii->mii_media_active |= IFM_10_T | IFM_HDX; break; 542 default: 543 mii->mii_media_active |= IFM_NONE; break; 544 } 545 546 if ((mii->mii_media_active & IFM_FDX) != 0) 547 mii->mii_media_active |= flowstat; 548 549 if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T && 550 (xstat & BRGPHY_1000STS_MSR) != 0) 551 mii->mii_media_active |= IFM_ETH_MASTER; 552 } 553 } else { 554 /* Todo: Add support for flow control. */ 555 /* If serdes link is up, get the negotiated speed/duplex. */ 556 if (bmsr & BRGPHY_BMSR_LINK) { 557 mii->mii_media_status |= IFM_ACTIVE; 558 } 559 560 /* Check the link speed/duplex based on the PHY type. */ 561 if (bsc->serdes_flags & BRGPHY_5706S) { 562 mii->mii_media_active |= IFM_1000_SX; 563 564 /* If autoneg enabled, read negotiated duplex settings */ 565 if (bmcr & BRGPHY_BMCR_AUTOEN) { 566 val = PHY_READ(sc, BRGPHY_SERDES_ANAR) & PHY_READ(sc, BRGPHY_SERDES_ANLPAR); 567 if (val & BRGPHY_SERDES_ANAR_FDX) 568 mii->mii_media_active |= IFM_FDX; 569 else 570 mii->mii_media_active |= IFM_HDX; 571 } 572 } else if (bsc->serdes_flags & BRGPHY_5708S) { 573 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0); 574 xstat = PHY_READ(sc, BRGPHY_5708S_PG0_1000X_STAT1); 575 576 /* Check for MRBE auto-negotiated speed results. */ 577 switch (xstat & BRGPHY_5708S_PG0_1000X_STAT1_SPEED_MASK) { 578 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_10: 579 mii->mii_media_active |= IFM_10_FL; break; 580 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_100: 581 mii->mii_media_active |= IFM_100_FX; break; 582 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_1G: 583 mii->mii_media_active |= IFM_1000_SX; break; 584 case BRGPHY_5708S_PG0_1000X_STAT1_SPEED_25G: 585 mii->mii_media_active |= IFM_2500_SX; break; 586 } 587 588 /* Check for MRBE auto-negotiated duplex results. */ 589 if (xstat & BRGPHY_5708S_PG0_1000X_STAT1_FDX) 590 mii->mii_media_active |= IFM_FDX; 591 else 592 mii->mii_media_active |= IFM_HDX; 593 } else if (bsc->serdes_flags & BRGPHY_5709S) { 594 /* Select GP Status Block of the AN MMD, get autoneg results. */ 595 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_GP_STATUS); 596 xstat = PHY_READ(sc, BRGPHY_GP_STATUS_TOP_ANEG_STATUS); 597 598 /* Restore IEEE0 block (assumed in all brgphy(4) code). */ 599 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_COMBO_IEEE0); 600 601 /* Check for MRBE auto-negotiated speed results. */ 602 switch (xstat & BRGPHY_GP_STATUS_TOP_ANEG_SPEED_MASK) { 603 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_10: 604 mii->mii_media_active |= IFM_10_FL; break; 605 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_100: 606 mii->mii_media_active |= IFM_100_FX; break; 607 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_1G: 608 mii->mii_media_active |= IFM_1000_SX; break; 609 case BRGPHY_GP_STATUS_TOP_ANEG_SPEED_25G: 610 mii->mii_media_active |= IFM_2500_SX; break; 611 } 612 613 /* Check for MRBE auto-negotiated duplex results. */ 614 if (xstat & BRGPHY_GP_STATUS_TOP_ANEG_FDX) 615 mii->mii_media_active |= IFM_FDX; 616 else 617 mii->mii_media_active |= IFM_HDX; 618 } 619 } 620 } 621 622 static void 623 brgphy_mii_phy_auto(struct mii_softc *sc, int media) 624 { 625 int anar, ktcr = 0; 626 627 PHY_RESET(sc); 628 629 if ((sc->mii_flags & MIIF_HAVEFIBER) == 0) { 630 anar = BMSR_MEDIA_TO_ANAR(sc->mii_capabilities) | ANAR_CSMA; 631 if ((media & IFM_FLOW) != 0 || 632 (sc->mii_flags & MIIF_FORCEPAUSE) != 0) 633 anar |= BRGPHY_ANAR_PC | BRGPHY_ANAR_ASP; 634 PHY_WRITE(sc, BRGPHY_MII_ANAR, anar); 635 ktcr = BRGPHY_1000CTL_AFD | BRGPHY_1000CTL_AHD; 636 if (sc->mii_mpd_model == MII_MODEL_BROADCOM_BCM5701) 637 ktcr |= BRGPHY_1000CTL_MSE | BRGPHY_1000CTL_MSC; 638 PHY_WRITE(sc, BRGPHY_MII_1000CTL, ktcr); 639 PHY_READ(sc, BRGPHY_MII_1000CTL); 640 } else { 641 anar = BRGPHY_SERDES_ANAR_FDX | BRGPHY_SERDES_ANAR_HDX; 642 if ((media & IFM_FLOW) != 0 || 643 (sc->mii_flags & MIIF_FORCEPAUSE) != 0) 644 anar |= BRGPHY_SERDES_ANAR_BOTH_PAUSE; 645 PHY_WRITE(sc, BRGPHY_SERDES_ANAR, anar); 646 } 647 648 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_AUTOEN | 649 BRGPHY_BMCR_STARTNEG); 650 PHY_WRITE(sc, BRGPHY_MII_IMR, 0xFF00); 651 } 652 653 /* Enable loopback to force the link down. */ 654 static void 655 brgphy_enable_loopback(struct mii_softc *sc) 656 { 657 int i; 658 659 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_LOOP); 660 for (i = 0; i < 15000; i++) { 661 if (!(PHY_READ(sc, BRGPHY_MII_BMSR) & BRGPHY_BMSR_LINK)) 662 break; 663 DELAY(10); 664 } 665 } 666 667 /* Turn off tap power management on 5401. */ 668 static void 669 bcm5401_load_dspcode(struct mii_softc *sc) 670 { 671 static const struct { 672 int reg; 673 uint16_t val; 674 } dspcode[] = { 675 { BRGPHY_MII_AUXCTL, 0x0c20 }, 676 { BRGPHY_MII_DSP_ADDR_REG, 0x0012 }, 677 { BRGPHY_MII_DSP_RW_PORT, 0x1804 }, 678 { BRGPHY_MII_DSP_ADDR_REG, 0x0013 }, 679 { BRGPHY_MII_DSP_RW_PORT, 0x1204 }, 680 { BRGPHY_MII_DSP_ADDR_REG, 0x8006 }, 681 { BRGPHY_MII_DSP_RW_PORT, 0x0132 }, 682 { BRGPHY_MII_DSP_ADDR_REG, 0x8006 }, 683 { BRGPHY_MII_DSP_RW_PORT, 0x0232 }, 684 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 685 { BRGPHY_MII_DSP_RW_PORT, 0x0a20 }, 686 { 0, 0 }, 687 }; 688 int i; 689 690 for (i = 0; dspcode[i].reg != 0; i++) 691 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 692 DELAY(40); 693 } 694 695 static void 696 bcm5411_load_dspcode(struct mii_softc *sc) 697 { 698 static const struct { 699 int reg; 700 uint16_t val; 701 } dspcode[] = { 702 { 0x1c, 0x8c23 }, 703 { 0x1c, 0x8ca3 }, 704 { 0x1c, 0x8c23 }, 705 { 0, 0 }, 706 }; 707 int i; 708 709 for (i = 0; dspcode[i].reg != 0; i++) 710 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 711 } 712 713 void 714 bcm54k2_load_dspcode(struct mii_softc *sc) 715 { 716 static const struct { 717 int reg; 718 uint16_t val; 719 } dspcode[] = { 720 { 4, 0x01e1 }, 721 { 9, 0x0300 }, 722 { 0, 0 }, 723 }; 724 int i; 725 726 for (i = 0; dspcode[i].reg != 0; i++) 727 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 728 729 } 730 731 static void 732 brgphy_fixup_5704_a0_bug(struct mii_softc *sc) 733 { 734 static const struct { 735 int reg; 736 uint16_t val; 737 } dspcode[] = { 738 { 0x1c, 0x8d68 }, 739 { 0x1c, 0x8d68 }, 740 { 0, 0 }, 741 }; 742 int i; 743 744 for (i = 0; dspcode[i].reg != 0; i++) 745 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 746 } 747 748 static void 749 brgphy_fixup_adc_bug(struct mii_softc *sc) 750 { 751 static const struct { 752 int reg; 753 uint16_t val; 754 } dspcode[] = { 755 { BRGPHY_MII_AUXCTL, 0x0c00 }, 756 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 757 { BRGPHY_MII_DSP_RW_PORT, 0x2aaa }, 758 { 0, 0 }, 759 }; 760 int i; 761 762 for (i = 0; dspcode[i].reg != 0; i++) 763 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 764 } 765 766 static void 767 brgphy_fixup_adjust_trim(struct mii_softc *sc) 768 { 769 static const struct { 770 int reg; 771 uint16_t val; 772 } dspcode[] = { 773 { BRGPHY_MII_AUXCTL, 0x0c00 }, 774 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 775 { BRGPHY_MII_DSP_RW_PORT, 0x110b }, 776 { BRGPHY_MII_TEST1, 0x0014 }, 777 { BRGPHY_MII_AUXCTL, 0x0400 }, 778 { 0, 0 }, 779 }; 780 int i; 781 782 for (i = 0; dspcode[i].reg != 0; i++) 783 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 784 } 785 786 static void 787 brgphy_fixup_ber_bug(struct mii_softc *sc) 788 { 789 static const struct { 790 int reg; 791 uint16_t val; 792 } dspcode[] = { 793 { BRGPHY_MII_AUXCTL, 0x0c00 }, 794 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 795 { BRGPHY_MII_DSP_RW_PORT, 0x310b }, 796 { BRGPHY_MII_DSP_ADDR_REG, 0x201f }, 797 { BRGPHY_MII_DSP_RW_PORT, 0x9506 }, 798 { BRGPHY_MII_DSP_ADDR_REG, 0x401f }, 799 { BRGPHY_MII_DSP_RW_PORT, 0x14e2 }, 800 { BRGPHY_MII_AUXCTL, 0x0400 }, 801 { 0, 0 }, 802 }; 803 int i; 804 805 for (i = 0; dspcode[i].reg != 0; i++) 806 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 807 } 808 809 static void 810 brgphy_fixup_crc_bug(struct mii_softc *sc) 811 { 812 static const struct { 813 int reg; 814 uint16_t val; 815 } dspcode[] = { 816 { BRGPHY_MII_DSP_RW_PORT, 0x0a75 }, 817 { 0x1c, 0x8c68 }, 818 { 0x1c, 0x8d68 }, 819 { 0x1c, 0x8c68 }, 820 { 0, 0 }, 821 }; 822 int i; 823 824 for (i = 0; dspcode[i].reg != 0; i++) 825 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 826 } 827 828 static void 829 brgphy_fixup_jitter_bug(struct mii_softc *sc) 830 { 831 static const struct { 832 int reg; 833 uint16_t val; 834 } dspcode[] = { 835 { BRGPHY_MII_AUXCTL, 0x0c00 }, 836 { BRGPHY_MII_DSP_ADDR_REG, 0x000a }, 837 { BRGPHY_MII_DSP_RW_PORT, 0x010b }, 838 { BRGPHY_MII_AUXCTL, 0x0400 }, 839 { 0, 0 }, 840 }; 841 int i; 842 843 for (i = 0; dspcode[i].reg != 0; i++) 844 PHY_WRITE(sc, dspcode[i].reg, dspcode[i].val); 845 } 846 847 static void 848 brgphy_fixup_disable_early_dac(struct mii_softc *sc) 849 { 850 uint32_t val; 851 852 PHY_WRITE(sc, BRGPHY_MII_DSP_ADDR_REG, 0x0f08); 853 val = PHY_READ(sc, BRGPHY_MII_DSP_RW_PORT); 854 val &= ~(1 << 8); 855 PHY_WRITE(sc, BRGPHY_MII_DSP_RW_PORT, val); 856 857 } 858 859 static void 860 brgphy_ethernet_wirespeed(struct mii_softc *sc) 861 { 862 uint32_t val; 863 864 /* Enable Ethernet@WireSpeed. */ 865 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7007); 866 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 867 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, val | (1 << 15) | (1 << 4)); 868 } 869 870 static void 871 brgphy_bcm54xx_clock_delay(struct mii_softc *sc) 872 { 873 uint16_t val; 874 875 if (!(sc->mii_flags & (MIIF_RX_DELAY | MIIF_TX_DELAY))) 876 /* Adjusting the clocks in rgmii mode causes packet losses. */ 877 return; 878 879 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, BRGPHY_AUXCTL_SHADOW_MISC | 880 BRGPHY_AUXCTL_SHADOW_MISC << BRGPHY_AUXCTL_MISC_READ_SHIFT); 881 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 882 val &= BRGPHY_AUXCTL_MISC_DATA_MASK; 883 if (sc->mii_flags & MIIF_RX_DELAY) 884 val |= BRGPHY_AUXCTL_MISC_RGMII_SKEW_EN; 885 else 886 val &= ~BRGPHY_AUXCTL_MISC_RGMII_SKEW_EN; 887 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, BRGPHY_AUXCTL_MISC_WRITE_EN | 888 BRGPHY_AUXCTL_SHADOW_MISC | val); 889 890 PHY_WRITE(sc, BRGPHY_MII_SHADOW_1C, BRGPHY_SHADOW_1C_CLK_CTRL); 891 val = PHY_READ(sc, BRGPHY_MII_SHADOW_1C); 892 val &= BRGPHY_SHADOW_1C_DATA_MASK; 893 if (sc->mii_flags & MIIF_TX_DELAY) 894 val |= BRGPHY_SHADOW_1C_GTXCLK_EN; 895 else 896 val &= ~BRGPHY_SHADOW_1C_GTXCLK_EN; 897 PHY_WRITE(sc, BRGPHY_MII_SHADOW_1C, BRGPHY_SHADOW_1C_WRITE_EN | 898 BRGPHY_SHADOW_1C_CLK_CTRL | val); 899 } 900 901 static void 902 brgphy_jumbo_settings(struct mii_softc *sc, u_long mtu) 903 { 904 uint32_t val; 905 906 /* Set or clear jumbo frame settings in the PHY. */ 907 if (mtu > ETHER_MAX_LEN) { 908 if (sc->mii_mpd_model == MII_MODEL_BROADCOM_BCM5401) { 909 /* BCM5401 PHY cannot read-modify-write. */ 910 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x4c20); 911 } else { 912 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7); 913 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 914 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 915 val | BRGPHY_AUXCTL_LONG_PKT); 916 } 917 918 val = PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL); 919 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 920 val | BRGPHY_PHY_EXTCTL_HIGH_LA); 921 } else { 922 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 0x7); 923 val = PHY_READ(sc, BRGPHY_MII_AUXCTL); 924 PHY_WRITE(sc, BRGPHY_MII_AUXCTL, 925 val & ~(BRGPHY_AUXCTL_LONG_PKT | 0x7)); 926 927 val = PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL); 928 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 929 val & ~BRGPHY_PHY_EXTCTL_HIGH_LA); 930 } 931 } 932 933 static void 934 brgphy_reset(struct mii_softc *sc) 935 { 936 struct bge_softc *bge_sc = NULL; 937 struct bce_softc *bce_sc = NULL; 938 if_t ifp; 939 int i, val; 940 941 /* 942 * Perform a reset. Note that at least some Broadcom PHYs default to 943 * being powered down as well as isolated after a reset but don't work 944 * if one or both of these bits are cleared. However, they just work 945 * fine if both bits remain set, so we don't use mii_phy_reset() here. 946 */ 947 PHY_WRITE(sc, BRGPHY_MII_BMCR, BRGPHY_BMCR_RESET); 948 949 /* Wait 100ms for it to complete. */ 950 for (i = 0; i < 100; i++) { 951 if ((PHY_READ(sc, BRGPHY_MII_BMCR) & BRGPHY_BMCR_RESET) == 0) 952 break; 953 DELAY(1000); 954 } 955 956 /* Handle any PHY specific procedures following the reset. */ 957 switch (sc->mii_mpd_oui) { 958 case MII_OUI_BROADCOM: 959 switch (sc->mii_mpd_model) { 960 case MII_MODEL_BROADCOM_BCM5400: 961 bcm5401_load_dspcode(sc); 962 break; 963 case MII_MODEL_BROADCOM_BCM5401: 964 if (sc->mii_mpd_rev == 1 || sc->mii_mpd_rev == 3) 965 bcm5401_load_dspcode(sc); 966 break; 967 case MII_MODEL_BROADCOM_BCM5411: 968 bcm5411_load_dspcode(sc); 969 break; 970 case MII_MODEL_BROADCOM_BCM54K2: 971 bcm54k2_load_dspcode(sc); 972 break; 973 } 974 break; 975 case MII_OUI_BROADCOM3: 976 switch (sc->mii_mpd_model) { 977 case MII_MODEL_BROADCOM3_BCM5717C: 978 case MII_MODEL_BROADCOM3_BCM5719C: 979 case MII_MODEL_BROADCOM3_BCM5720C: 980 case MII_MODEL_BROADCOM3_BCM57765: 981 return; 982 } 983 break; 984 case MII_OUI_BROADCOM4: 985 return; 986 } 987 988 ifp = sc->mii_pdata->mii_ifp; 989 990 /* Find the driver associated with this PHY. */ 991 if (mii_phy_mac_match(sc, "bge")) 992 bge_sc = mii_phy_mac_softc(sc); 993 else if (mii_phy_mac_match(sc, "bce")) 994 bce_sc = mii_phy_mac_softc(sc); 995 996 if (bge_sc) { 997 /* Fix up various bugs */ 998 if (bge_sc->bge_phy_flags & BGE_PHY_5704_A0_BUG) 999 brgphy_fixup_5704_a0_bug(sc); 1000 if (bge_sc->bge_phy_flags & BGE_PHY_ADC_BUG) 1001 brgphy_fixup_adc_bug(sc); 1002 if (bge_sc->bge_phy_flags & BGE_PHY_ADJUST_TRIM) 1003 brgphy_fixup_adjust_trim(sc); 1004 if (bge_sc->bge_phy_flags & BGE_PHY_BER_BUG) 1005 brgphy_fixup_ber_bug(sc); 1006 if (bge_sc->bge_phy_flags & BGE_PHY_CRC_BUG) 1007 brgphy_fixup_crc_bug(sc); 1008 if (bge_sc->bge_phy_flags & BGE_PHY_JITTER_BUG) 1009 brgphy_fixup_jitter_bug(sc); 1010 1011 if (bge_sc->bge_flags & BGE_FLAG_JUMBO) 1012 brgphy_jumbo_settings(sc, if_getmtu(ifp)); 1013 1014 if ((bge_sc->bge_phy_flags & BGE_PHY_NO_WIRESPEED) == 0) 1015 brgphy_ethernet_wirespeed(sc); 1016 1017 /* Enable Link LED on Dell boxes */ 1018 if (bge_sc->bge_phy_flags & BGE_PHY_NO_3LED) { 1019 PHY_WRITE(sc, BRGPHY_MII_PHY_EXTCTL, 1020 PHY_READ(sc, BRGPHY_MII_PHY_EXTCTL) & 1021 ~BRGPHY_PHY_EXTCTL_3_LED); 1022 } 1023 1024 /* Adjust output voltage (From Linux driver) */ 1025 if (bge_sc->bge_asicrev == BGE_ASICREV_BCM5906) 1026 PHY_WRITE(sc, BRGPHY_MII_EPHY_PTEST, 0x12); 1027 } else if (bce_sc) { 1028 if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5708 && 1029 (bce_sc->bce_phy_flags & BCE_PHY_SERDES_FLAG)) { 1030 /* Store autoneg capabilities/results in digital block (Page 0) */ 1031 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG3_PG2); 1032 PHY_WRITE(sc, BRGPHY_5708S_PG2_DIGCTL_3_0, 1033 BRGPHY_5708S_PG2_DIGCTL_3_0_USE_IEEE); 1034 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, BRGPHY_5708S_DIG_PG0); 1035 1036 /* Enable fiber mode and autodetection */ 1037 PHY_WRITE(sc, BRGPHY_5708S_PG0_1000X_CTL1, 1038 PHY_READ(sc, BRGPHY_5708S_PG0_1000X_CTL1) | 1039 BRGPHY_5708S_PG0_1000X_CTL1_AUTODET_EN | 1040 BRGPHY_5708S_PG0_1000X_CTL1_FIBER_MODE); 1041 1042 /* Enable parallel detection */ 1043 PHY_WRITE(sc, BRGPHY_5708S_PG0_1000X_CTL2, 1044 PHY_READ(sc, BRGPHY_5708S_PG0_1000X_CTL2) | 1045 BRGPHY_5708S_PG0_1000X_CTL2_PAR_DET_EN); 1046 1047 /* Advertise 2.5G support through next page during autoneg */ 1048 if (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG) 1049 PHY_WRITE(sc, BRGPHY_5708S_ANEG_NXT_PG_XMIT1, 1050 PHY_READ(sc, BRGPHY_5708S_ANEG_NXT_PG_XMIT1) | 1051 BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G); 1052 1053 /* Increase TX signal amplitude */ 1054 if ((BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_A0) || 1055 (BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_B0) || 1056 (BCE_CHIP_ID(bce_sc) == BCE_CHIP_ID_5708_B1)) { 1057 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1058 BRGPHY_5708S_TX_MISC_PG5); 1059 PHY_WRITE(sc, BRGPHY_5708S_PG5_TXACTL1, 1060 PHY_READ(sc, BRGPHY_5708S_PG5_TXACTL1) & ~0x30); 1061 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1062 BRGPHY_5708S_DIG_PG0); 1063 } 1064 1065 /* Backplanes use special driver/pre-driver/pre-emphasis values. */ 1066 if ((bce_sc->bce_shared_hw_cfg & BCE_SHARED_HW_CFG_PHY_BACKPLANE) && 1067 (bce_sc->bce_port_hw_cfg & BCE_PORT_HW_CFG_CFG_TXCTL3_MASK)) { 1068 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1069 BRGPHY_5708S_TX_MISC_PG5); 1070 PHY_WRITE(sc, BRGPHY_5708S_PG5_TXACTL3, 1071 bce_sc->bce_port_hw_cfg & 1072 BCE_PORT_HW_CFG_CFG_TXCTL3_MASK); 1073 PHY_WRITE(sc, BRGPHY_5708S_BLOCK_ADDR, 1074 BRGPHY_5708S_DIG_PG0); 1075 } 1076 } else if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5709 && 1077 (bce_sc->bce_phy_flags & BCE_PHY_SERDES_FLAG)) { 1078 /* Select the SerDes Digital block of the AN MMD. */ 1079 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_SERDES_DIG); 1080 val = PHY_READ(sc, BRGPHY_SERDES_DIG_1000X_CTL1); 1081 val &= ~BRGPHY_SD_DIG_1000X_CTL1_AUTODET; 1082 val |= BRGPHY_SD_DIG_1000X_CTL1_FIBER; 1083 PHY_WRITE(sc, BRGPHY_SERDES_DIG_1000X_CTL1, val); 1084 1085 /* Select the Over 1G block of the AN MMD. */ 1086 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_OVER_1G); 1087 1088 /* Enable autoneg "Next Page" to advertise 2.5G support. */ 1089 val = PHY_READ(sc, BRGPHY_OVER_1G_UNFORMAT_PG1); 1090 if (bce_sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG) 1091 val |= BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G; 1092 else 1093 val &= ~BRGPHY_5708S_ANEG_NXT_PG_XMIT1_25G; 1094 PHY_WRITE(sc, BRGPHY_OVER_1G_UNFORMAT_PG1, val); 1095 1096 /* Select the Multi-Rate Backplane Ethernet block of the AN MMD. */ 1097 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_MRBE); 1098 1099 /* Enable MRBE speed autoneg. */ 1100 val = PHY_READ(sc, BRGPHY_MRBE_MSG_PG5_NP); 1101 val |= BRGPHY_MRBE_MSG_PG5_NP_MBRE | 1102 BRGPHY_MRBE_MSG_PG5_NP_T2; 1103 PHY_WRITE(sc, BRGPHY_MRBE_MSG_PG5_NP, val); 1104 1105 /* Select the Clause 73 User B0 block of the AN MMD. */ 1106 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_CL73_USER_B0); 1107 1108 /* Enable MRBE speed autoneg. */ 1109 PHY_WRITE(sc, BRGPHY_CL73_USER_B0_MBRE_CTL1, 1110 BRGPHY_CL73_USER_B0_MBRE_CTL1_NP_AFT_BP | 1111 BRGPHY_CL73_USER_B0_MBRE_CTL1_STA_MGR | 1112 BRGPHY_CL73_USER_B0_MBRE_CTL1_ANEG); 1113 1114 /* Restore IEEE0 block (assumed in all brgphy(4) code). */ 1115 PHY_WRITE(sc, BRGPHY_BLOCK_ADDR, BRGPHY_BLOCK_ADDR_COMBO_IEEE0); 1116 } else if (BCE_CHIP_NUM(bce_sc) == BCE_CHIP_NUM_5709) { 1117 if ((BCE_CHIP_REV(bce_sc) == BCE_CHIP_REV_Ax) || 1118 (BCE_CHIP_REV(bce_sc) == BCE_CHIP_REV_Bx)) 1119 brgphy_fixup_disable_early_dac(sc); 1120 1121 brgphy_jumbo_settings(sc, if_getmtu(ifp)); 1122 brgphy_ethernet_wirespeed(sc); 1123 } else { 1124 brgphy_fixup_ber_bug(sc); 1125 brgphy_jumbo_settings(sc, if_getmtu(ifp)); 1126 brgphy_ethernet_wirespeed(sc); 1127 } 1128 } 1129 } 1130