1 /*- 2 * Copyright (c) 2015-2016 Kevin Lo <kevlo@FreeBSD.org> 3 * 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 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 #include <sys/param.h> 31 #include <sys/systm.h> 32 #include <sys/bus.h> 33 #include <sys/condvar.h> 34 #include <sys/kernel.h> 35 #include <sys/lock.h> 36 #include <sys/module.h> 37 #include <sys/mutex.h> 38 #include <sys/sbuf.h> 39 #include <sys/socket.h> 40 #include <sys/sysctl.h> 41 #include <sys/unistd.h> 42 43 #include <net/if.h> 44 #include <net/if_var.h> 45 #include <net/if_media.h> 46 47 /* needed for checksum offload */ 48 #include <netinet/in.h> 49 #include <netinet/ip.h> 50 51 #include <dev/mii/mii.h> 52 #include <dev/mii/miivar.h> 53 54 #include <dev/usb/usb.h> 55 #include <dev/usb/usbdi.h> 56 #include <dev/usb/usbdi_util.h> 57 #include "usbdevs.h" 58 59 #define USB_DEBUG_VAR ure_debug 60 #include <dev/usb/usb_debug.h> 61 #include <dev/usb/usb_process.h> 62 63 #include <dev/usb/net/usb_ethernet.h> 64 #include <dev/usb/net/if_urereg.h> 65 66 #include "miibus_if.h" 67 68 #include "opt_inet6.h" 69 70 #ifdef USB_DEBUG 71 static int ure_debug = 0; 72 73 static SYSCTL_NODE(_hw_usb, OID_AUTO, ure, CTLFLAG_RW | CTLFLAG_MPSAFE, 0, 74 "USB ure"); 75 SYSCTL_INT(_hw_usb_ure, OID_AUTO, debug, CTLFLAG_RWTUN, &ure_debug, 0, 76 "Debug level"); 77 #endif 78 79 #ifdef USB_DEBUG_VAR 80 #ifdef USB_DEBUG 81 #define DEVPRINTFN(n,dev,fmt,...) do { \ 82 if ((USB_DEBUG_VAR) >= (n)) { \ 83 device_printf((dev), "%s: " fmt, \ 84 __FUNCTION__ ,##__VA_ARGS__); \ 85 } \ 86 } while (0) 87 #define DEVPRINTF(...) DEVPRINTFN(1, __VA_ARGS__) 88 #else 89 #define DEVPRINTF(...) do { } while (0) 90 #define DEVPRINTFN(...) do { } while (0) 91 #endif 92 #endif 93 94 /* 95 * Various supported device vendors/products. 96 */ 97 static const STRUCT_USB_HOST_ID ure_devs[] = { 98 #define URE_DEV(v,p,i) { \ 99 USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, i), \ 100 USB_IFACE_CLASS(UICLASS_VENDOR), \ 101 USB_IFACE_SUBCLASS(UISUBCLASS_VENDOR) } 102 URE_DEV(LENOVO, RTL8153, URE_FLAG_8153), 103 URE_DEV(LENOVO, TBT3LAN, 0), 104 URE_DEV(LENOVO, TBT3LANGEN2, 0), 105 URE_DEV(LENOVO, ONELINK, 0), 106 URE_DEV(LENOVO, RTL8153_04, URE_FLAG_8153), 107 URE_DEV(LENOVO, USBCLAN, 0), 108 URE_DEV(LENOVO, USBCLANGEN2, 0), 109 URE_DEV(NVIDIA, RTL8153, URE_FLAG_8153), 110 URE_DEV(REALTEK, RTL8152, URE_FLAG_8152), 111 URE_DEV(REALTEK, RTL8153, URE_FLAG_8153), 112 URE_DEV(TPLINK, RTL8153, URE_FLAG_8153), 113 URE_DEV(REALTEK, RTL8156, URE_FLAG_8156), 114 #undef URE_DEV 115 }; 116 117 static device_probe_t ure_probe; 118 static device_attach_t ure_attach; 119 static device_detach_t ure_detach; 120 121 static usb_callback_t ure_bulk_read_callback; 122 static usb_callback_t ure_bulk_write_callback; 123 124 static miibus_readreg_t ure_miibus_readreg; 125 static miibus_writereg_t ure_miibus_writereg; 126 static miibus_statchg_t ure_miibus_statchg; 127 128 static uether_fn_t ure_attach_post; 129 static uether_fn_t ure_init; 130 static uether_fn_t ure_stop; 131 static uether_fn_t ure_start; 132 static uether_fn_t ure_tick; 133 static uether_fn_t ure_rxfilter; 134 135 static int ure_ctl(struct ure_softc *, uint8_t, uint16_t, uint16_t, 136 void *, int); 137 static int ure_read_mem(struct ure_softc *, uint16_t, uint16_t, void *, 138 int); 139 static int ure_write_mem(struct ure_softc *, uint16_t, uint16_t, void *, 140 int); 141 static uint8_t ure_read_1(struct ure_softc *, uint16_t, uint16_t); 142 static uint16_t ure_read_2(struct ure_softc *, uint16_t, uint16_t); 143 static uint32_t ure_read_4(struct ure_softc *, uint16_t, uint16_t); 144 static int ure_write_1(struct ure_softc *, uint16_t, uint16_t, uint32_t); 145 static int ure_write_2(struct ure_softc *, uint16_t, uint16_t, uint32_t); 146 static int ure_write_4(struct ure_softc *, uint16_t, uint16_t, uint32_t); 147 static uint16_t ure_ocp_reg_read(struct ure_softc *, uint16_t); 148 static void ure_ocp_reg_write(struct ure_softc *, uint16_t, uint16_t); 149 static void ure_sram_write(struct ure_softc *, uint16_t, uint16_t); 150 151 static int ure_sysctl_chipver(SYSCTL_HANDLER_ARGS); 152 153 static void ure_read_chipver(struct ure_softc *); 154 static int ure_attach_post_sub(struct usb_ether *); 155 static void ure_reset(struct ure_softc *); 156 static int ure_ifmedia_upd(struct ifnet *); 157 static void ure_ifmedia_sts(struct ifnet *, struct ifmediareq *); 158 static void ure_add_media_types(struct ure_softc *); 159 static void ure_link_state(struct ure_softc *sc); 160 static int ure_get_link_status(struct ure_softc *); 161 static int ure_ioctl(struct ifnet *, u_long, caddr_t); 162 static void ure_rtl8152_init(struct ure_softc *); 163 static void ure_rtl8152_nic_reset(struct ure_softc *); 164 static void ure_rtl8153_init(struct ure_softc *); 165 static void ure_rtl8153b_init(struct ure_softc *); 166 static void ure_rtl8153b_nic_reset(struct ure_softc *); 167 static void ure_disable_teredo(struct ure_softc *); 168 static void ure_enable_aldps(struct ure_softc *, bool); 169 static uint16_t ure_phy_status(struct ure_softc *, uint16_t); 170 static void ure_rxcsum(int capenb, struct ure_rxpkt *rp, struct mbuf *m); 171 static int ure_txcsum(struct mbuf *m, int caps, uint32_t *regout); 172 173 static device_method_t ure_methods[] = { 174 /* Device interface. */ 175 DEVMETHOD(device_probe, ure_probe), 176 DEVMETHOD(device_attach, ure_attach), 177 DEVMETHOD(device_detach, ure_detach), 178 179 /* MII interface. */ 180 DEVMETHOD(miibus_readreg, ure_miibus_readreg), 181 DEVMETHOD(miibus_writereg, ure_miibus_writereg), 182 DEVMETHOD(miibus_statchg, ure_miibus_statchg), 183 184 DEVMETHOD_END 185 }; 186 187 static driver_t ure_driver = { 188 .name = "ure", 189 .methods = ure_methods, 190 .size = sizeof(struct ure_softc), 191 }; 192 193 DRIVER_MODULE(ure, uhub, ure_driver, NULL, NULL); 194 DRIVER_MODULE(miibus, ure, miibus_driver, NULL, NULL); 195 MODULE_DEPEND(ure, uether, 1, 1, 1); 196 MODULE_DEPEND(ure, usb, 1, 1, 1); 197 MODULE_DEPEND(ure, ether, 1, 1, 1); 198 MODULE_DEPEND(ure, miibus, 1, 1, 1); 199 MODULE_VERSION(ure, 1); 200 USB_PNP_HOST_INFO(ure_devs); 201 202 static const struct usb_ether_methods ure_ue_methods = { 203 .ue_attach_post = ure_attach_post, 204 .ue_attach_post_sub = ure_attach_post_sub, 205 .ue_start = ure_start, 206 .ue_init = ure_init, 207 .ue_stop = ure_stop, 208 .ue_tick = ure_tick, 209 .ue_setmulti = ure_rxfilter, 210 .ue_setpromisc = ure_rxfilter, 211 .ue_mii_upd = ure_ifmedia_upd, 212 .ue_mii_sts = ure_ifmedia_sts, 213 }; 214 215 #define URE_SETBIT_1(sc, reg, index, x) \ 216 ure_write_1(sc, reg, index, ure_read_1(sc, reg, index) | (x)) 217 #define URE_SETBIT_2(sc, reg, index, x) \ 218 ure_write_2(sc, reg, index, ure_read_2(sc, reg, index) | (x)) 219 #define URE_SETBIT_4(sc, reg, index, x) \ 220 ure_write_4(sc, reg, index, ure_read_4(sc, reg, index) | (x)) 221 222 #define URE_CLRBIT_1(sc, reg, index, x) \ 223 ure_write_1(sc, reg, index, ure_read_1(sc, reg, index) & ~(x)) 224 #define URE_CLRBIT_2(sc, reg, index, x) \ 225 ure_write_2(sc, reg, index, ure_read_2(sc, reg, index) & ~(x)) 226 #define URE_CLRBIT_4(sc, reg, index, x) \ 227 ure_write_4(sc, reg, index, ure_read_4(sc, reg, index) & ~(x)) 228 229 static int 230 ure_ctl(struct ure_softc *sc, uint8_t rw, uint16_t val, uint16_t index, 231 void *buf, int len) 232 { 233 struct usb_device_request req; 234 235 URE_LOCK_ASSERT(sc, MA_OWNED); 236 237 if (rw == URE_CTL_WRITE) 238 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 239 else 240 req.bmRequestType = UT_READ_VENDOR_DEVICE; 241 req.bRequest = UR_SET_ADDRESS; 242 USETW(req.wValue, val); 243 USETW(req.wIndex, index); 244 USETW(req.wLength, len); 245 246 return (uether_do_request(&sc->sc_ue, &req, buf, 1000)); 247 } 248 249 static int 250 ure_read_mem(struct ure_softc *sc, uint16_t addr, uint16_t index, 251 void *buf, int len) 252 { 253 254 return (ure_ctl(sc, URE_CTL_READ, addr, index, buf, len)); 255 } 256 257 static int 258 ure_write_mem(struct ure_softc *sc, uint16_t addr, uint16_t index, 259 void *buf, int len) 260 { 261 262 return (ure_ctl(sc, URE_CTL_WRITE, addr, index, buf, len)); 263 } 264 265 static uint8_t 266 ure_read_1(struct ure_softc *sc, uint16_t reg, uint16_t index) 267 { 268 uint32_t val; 269 uint8_t temp[4]; 270 uint8_t shift; 271 272 shift = (reg & 3) << 3; 273 reg &= ~3; 274 275 ure_read_mem(sc, reg, index, &temp, 4); 276 val = UGETDW(temp); 277 val >>= shift; 278 279 return (val & 0xff); 280 } 281 282 static uint16_t 283 ure_read_2(struct ure_softc *sc, uint16_t reg, uint16_t index) 284 { 285 uint32_t val; 286 uint8_t temp[4]; 287 uint8_t shift; 288 289 shift = (reg & 2) << 3; 290 reg &= ~3; 291 292 ure_read_mem(sc, reg, index, &temp, 4); 293 val = UGETDW(temp); 294 val >>= shift; 295 296 return (val & 0xffff); 297 } 298 299 static uint32_t 300 ure_read_4(struct ure_softc *sc, uint16_t reg, uint16_t index) 301 { 302 uint8_t temp[4]; 303 304 ure_read_mem(sc, reg, index, &temp, 4); 305 return (UGETDW(temp)); 306 } 307 308 static int 309 ure_write_1(struct ure_softc *sc, uint16_t reg, uint16_t index, uint32_t val) 310 { 311 uint16_t byen; 312 uint8_t temp[4]; 313 uint8_t shift; 314 315 byen = URE_BYTE_EN_BYTE; 316 shift = reg & 3; 317 val &= 0xff; 318 319 if (reg & 3) { 320 byen <<= shift; 321 val <<= (shift << 3); 322 reg &= ~3; 323 } 324 325 USETDW(temp, val); 326 return (ure_write_mem(sc, reg, index | byen, &temp, 4)); 327 } 328 329 static int 330 ure_write_2(struct ure_softc *sc, uint16_t reg, uint16_t index, uint32_t val) 331 { 332 uint16_t byen; 333 uint8_t temp[4]; 334 uint8_t shift; 335 336 byen = URE_BYTE_EN_WORD; 337 shift = reg & 2; 338 val &= 0xffff; 339 340 if (reg & 2) { 341 byen <<= shift; 342 val <<= (shift << 3); 343 reg &= ~3; 344 } 345 346 USETDW(temp, val); 347 return (ure_write_mem(sc, reg, index | byen, &temp, 4)); 348 } 349 350 static int 351 ure_write_4(struct ure_softc *sc, uint16_t reg, uint16_t index, uint32_t val) 352 { 353 uint8_t temp[4]; 354 355 USETDW(temp, val); 356 return (ure_write_mem(sc, reg, index | URE_BYTE_EN_DWORD, &temp, 4)); 357 } 358 359 static uint16_t 360 ure_ocp_reg_read(struct ure_softc *sc, uint16_t addr) 361 { 362 uint16_t reg; 363 364 ure_write_2(sc, URE_PLA_OCP_GPHY_BASE, URE_MCU_TYPE_PLA, addr & 0xf000); 365 reg = (addr & 0x0fff) | 0xb000; 366 367 return (ure_read_2(sc, reg, URE_MCU_TYPE_PLA)); 368 } 369 370 static void 371 ure_ocp_reg_write(struct ure_softc *sc, uint16_t addr, uint16_t data) 372 { 373 uint16_t reg; 374 375 ure_write_2(sc, URE_PLA_OCP_GPHY_BASE, URE_MCU_TYPE_PLA, addr & 0xf000); 376 reg = (addr & 0x0fff) | 0xb000; 377 378 ure_write_2(sc, reg, URE_MCU_TYPE_PLA, data); 379 } 380 381 static void 382 ure_sram_write(struct ure_softc *sc, uint16_t addr, uint16_t data) 383 { 384 ure_ocp_reg_write(sc, URE_OCP_SRAM_ADDR, addr); 385 ure_ocp_reg_write(sc, URE_OCP_SRAM_DATA, data); 386 } 387 388 static int 389 ure_miibus_readreg(device_t dev, int phy, int reg) 390 { 391 struct ure_softc *sc; 392 uint16_t val; 393 int locked; 394 395 sc = device_get_softc(dev); 396 locked = mtx_owned(&sc->sc_mtx); 397 if (!locked) 398 URE_LOCK(sc); 399 400 /* Let the rgephy driver read the URE_GMEDIASTAT register. */ 401 if (reg == URE_GMEDIASTAT) { 402 if (!locked) 403 URE_UNLOCK(sc); 404 return (ure_read_1(sc, URE_GMEDIASTAT, URE_MCU_TYPE_PLA)); 405 } 406 407 val = ure_ocp_reg_read(sc, URE_OCP_BASE_MII + reg * 2); 408 409 if (!locked) 410 URE_UNLOCK(sc); 411 return (val); 412 } 413 414 static int 415 ure_miibus_writereg(device_t dev, int phy, int reg, int val) 416 { 417 struct ure_softc *sc; 418 int locked; 419 420 sc = device_get_softc(dev); 421 if (sc->sc_phyno != phy) 422 return (0); 423 424 locked = mtx_owned(&sc->sc_mtx); 425 if (!locked) 426 URE_LOCK(sc); 427 428 ure_ocp_reg_write(sc, URE_OCP_BASE_MII + reg * 2, val); 429 430 if (!locked) 431 URE_UNLOCK(sc); 432 return (0); 433 } 434 435 static void 436 ure_miibus_statchg(device_t dev) 437 { 438 struct ure_softc *sc; 439 struct mii_data *mii; 440 struct ifnet *ifp; 441 int locked; 442 443 sc = device_get_softc(dev); 444 mii = GET_MII(sc); 445 locked = mtx_owned(&sc->sc_mtx); 446 if (!locked) 447 URE_LOCK(sc); 448 449 ifp = uether_getifp(&sc->sc_ue); 450 if (mii == NULL || ifp == NULL || 451 (ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) 452 goto done; 453 454 sc->sc_flags &= ~URE_FLAG_LINK; 455 if ((mii->mii_media_status & (IFM_ACTIVE | IFM_AVALID)) == 456 (IFM_ACTIVE | IFM_AVALID)) { 457 switch (IFM_SUBTYPE(mii->mii_media_active)) { 458 case IFM_10_T: 459 case IFM_100_TX: 460 sc->sc_flags |= URE_FLAG_LINK; 461 sc->sc_rxstarted = 0; 462 break; 463 case IFM_1000_T: 464 if ((sc->sc_flags & URE_FLAG_8152) != 0) 465 break; 466 sc->sc_flags |= URE_FLAG_LINK; 467 sc->sc_rxstarted = 0; 468 break; 469 default: 470 break; 471 } 472 } 473 474 /* Lost link, do nothing. */ 475 if ((sc->sc_flags & URE_FLAG_LINK) == 0) 476 goto done; 477 done: 478 if (!locked) 479 URE_UNLOCK(sc); 480 } 481 482 /* 483 * Probe for a RTL8152/RTL8153 chip. 484 */ 485 static int 486 ure_probe(device_t dev) 487 { 488 struct usb_attach_arg *uaa; 489 490 uaa = device_get_ivars(dev); 491 if (uaa->usb_mode != USB_MODE_HOST) 492 return (ENXIO); 493 if (uaa->info.bIfaceIndex != URE_IFACE_IDX) 494 return (ENXIO); 495 496 return (usbd_lookup_id_by_uaa(ure_devs, sizeof(ure_devs), uaa)); 497 } 498 499 /* 500 * Attach the interface. Allocate softc structures, do ifmedia 501 * setup and ethernet/BPF attach. 502 */ 503 static int 504 ure_attach(device_t dev) 505 { 506 struct usb_attach_arg *uaa = device_get_ivars(dev); 507 struct ure_softc *sc = device_get_softc(dev); 508 struct usb_ether *ue = &sc->sc_ue; 509 struct usb_config ure_config_rx[URE_MAX_RX]; 510 struct usb_config ure_config_tx[URE_MAX_TX]; 511 uint8_t iface_index; 512 int error; 513 int i; 514 515 sc->sc_flags = USB_GET_DRIVER_INFO(uaa); 516 device_set_usb_desc(dev); 517 mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF); 518 519 iface_index = URE_IFACE_IDX; 520 521 if (sc->sc_flags & (URE_FLAG_8153 | URE_FLAG_8153B)) 522 sc->sc_rxbufsz = URE_8153_RX_BUFSZ; 523 else if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) 524 sc->sc_rxbufsz = URE_8156_RX_BUFSZ; 525 else 526 sc->sc_rxbufsz = URE_8152_RX_BUFSZ; 527 528 for (i = 0; i < URE_MAX_RX; i++) { 529 ure_config_rx[i] = (struct usb_config) { 530 .type = UE_BULK, 531 .endpoint = UE_ADDR_ANY, 532 .direction = UE_DIR_IN, 533 .bufsize = sc->sc_rxbufsz, 534 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 535 .callback = ure_bulk_read_callback, 536 .timeout = 0, /* no timeout */ 537 }; 538 } 539 error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_rx_xfer, 540 ure_config_rx, URE_MAX_RX, sc, &sc->sc_mtx); 541 if (error != 0) { 542 device_printf(dev, "allocating USB RX transfers failed\n"); 543 goto detach; 544 } 545 546 for (i = 0; i < URE_MAX_TX; i++) { 547 ure_config_tx[i] = (struct usb_config) { 548 .type = UE_BULK, 549 .endpoint = UE_ADDR_ANY, 550 .direction = UE_DIR_OUT, 551 .bufsize = URE_TX_BUFSZ, 552 .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 553 .callback = ure_bulk_write_callback, 554 .timeout = 10000, /* 10 seconds */ 555 }; 556 } 557 error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_tx_xfer, 558 ure_config_tx, URE_MAX_TX, sc, &sc->sc_mtx); 559 if (error != 0) { 560 usbd_transfer_unsetup(sc->sc_rx_xfer, URE_MAX_RX); 561 device_printf(dev, "allocating USB TX transfers failed\n"); 562 goto detach; 563 } 564 565 ue->ue_sc = sc; 566 ue->ue_dev = dev; 567 ue->ue_udev = uaa->device; 568 ue->ue_mtx = &sc->sc_mtx; 569 ue->ue_methods = &ure_ue_methods; 570 571 error = uether_ifattach(ue); 572 if (error != 0) { 573 device_printf(dev, "could not attach interface\n"); 574 goto detach; 575 } 576 return (0); /* success */ 577 578 detach: 579 ure_detach(dev); 580 return (ENXIO); /* failure */ 581 } 582 583 static int 584 ure_detach(device_t dev) 585 { 586 struct ure_softc *sc = device_get_softc(dev); 587 struct usb_ether *ue = &sc->sc_ue; 588 589 usbd_transfer_unsetup(sc->sc_tx_xfer, URE_MAX_TX); 590 usbd_transfer_unsetup(sc->sc_rx_xfer, URE_MAX_RX); 591 uether_ifdetach(ue); 592 mtx_destroy(&sc->sc_mtx); 593 594 return (0); 595 } 596 597 /* 598 * Copy from USB buffers to a new mbuf chain with pkt header. 599 * 600 * This will use m_getm2 to get a mbuf chain w/ properly sized mbuf 601 * clusters as necessary. 602 */ 603 static struct mbuf * 604 ure_makembuf(struct usb_page_cache *pc, usb_frlength_t offset, 605 usb_frlength_t len) 606 { 607 struct usb_page_search_res; 608 struct mbuf *m, *mb; 609 usb_frlength_t tlen; 610 611 m = m_getm2(NULL, len + ETHER_ALIGN, M_NOWAIT, MT_DATA, M_PKTHDR); 612 if (m == NULL) 613 return (m); 614 615 /* uether_newbuf does this. */ 616 m_adj(m, ETHER_ALIGN); 617 618 m->m_pkthdr.len = len; 619 620 for (mb = m; len > 0; mb = mb->m_next) { 621 tlen = MIN(len, M_TRAILINGSPACE(mb)); 622 623 usbd_copy_out(pc, offset, mtod(mb, uint8_t *), tlen); 624 mb->m_len = tlen; 625 626 offset += tlen; 627 len -= tlen; 628 } 629 630 return (m); 631 } 632 633 static void 634 ure_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error) 635 { 636 struct ure_softc *sc = usbd_xfer_softc(xfer); 637 struct usb_ether *ue = &sc->sc_ue; 638 struct ifnet *ifp = uether_getifp(ue); 639 struct usb_page_cache *pc; 640 struct mbuf *m; 641 struct ure_rxpkt pkt; 642 int actlen, off, len; 643 int caps; 644 uint32_t pktcsum; 645 646 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 647 648 switch (USB_GET_STATE(xfer)) { 649 case USB_ST_TRANSFERRED: 650 off = 0; 651 pc = usbd_xfer_get_frame(xfer, 0); 652 caps = if_getcapenable(ifp); 653 DEVPRINTFN(13, sc->sc_ue.ue_dev, "rcb start\n"); 654 while (actlen > 0) { 655 if (actlen < (int)(sizeof(pkt))) { 656 if_inc_counter(ifp, IFCOUNTER_IERRORS, 1); 657 goto tr_setup; 658 } 659 usbd_copy_out(pc, off, &pkt, sizeof(pkt)); 660 661 off += sizeof(pkt); 662 actlen -= sizeof(pkt); 663 664 len = le32toh(pkt.ure_pktlen) & URE_RXPKT_LEN_MASK; 665 666 DEVPRINTFN(13, sc->sc_ue.ue_dev, 667 "rxpkt: %#x, %#x, %#x, %#x, %#x, %#x\n", 668 pkt.ure_pktlen, pkt.ure_csum, pkt.ure_misc, 669 pkt.ure_rsvd2, pkt.ure_rsvd3, pkt.ure_rsvd4); 670 DEVPRINTFN(13, sc->sc_ue.ue_dev, "len: %d\n", len); 671 672 if (len >= URE_RXPKT_LEN_MASK) { 673 /* 674 * drop the rest of this segment. With out 675 * more information, we cannot know where next 676 * packet starts. Blindly continuing would 677 * cause a packet in packet attack, allowing 678 * one VLAN to inject packets w/o a VLAN tag, 679 * or injecting packets into other VLANs. 680 */ 681 if_inc_counter(ifp, IFCOUNTER_IERRORS, 1); 682 goto tr_setup; 683 } 684 685 if (actlen < len) { 686 if_inc_counter(ifp, IFCOUNTER_IERRORS, 1); 687 goto tr_setup; 688 } 689 690 if (len >= (ETHER_HDR_LEN + ETHER_CRC_LEN)) 691 m = ure_makembuf(pc, off, len - ETHER_CRC_LEN); 692 else 693 m = NULL; 694 if (m == NULL) { 695 if_inc_counter(ifp, IFCOUNTER_IQDROPS, 1); 696 } else { 697 /* make mbuf and queue */ 698 pktcsum = le32toh(pkt.ure_csum); 699 if (caps & IFCAP_VLAN_HWTAGGING && 700 pktcsum & URE_RXPKT_RX_VLAN_TAG) { 701 m->m_pkthdr.ether_vtag = 702 bswap16(pktcsum & 703 URE_RXPKT_VLAN_MASK); 704 m->m_flags |= M_VLANTAG; 705 } 706 707 /* set the necessary flags for rx checksum */ 708 ure_rxcsum(caps, &pkt, m); 709 710 uether_rxmbuf(ue, m, len - ETHER_CRC_LEN); 711 } 712 713 off += roundup(len, URE_RXPKT_ALIGN); 714 actlen -= roundup(len, URE_RXPKT_ALIGN); 715 } 716 DEVPRINTFN(13, sc->sc_ue.ue_dev, "rcb end\n"); 717 718 /* FALLTHROUGH */ 719 case USB_ST_SETUP: 720 tr_setup: 721 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 722 usbd_transfer_submit(xfer); 723 uether_rxflush(ue); 724 return; 725 726 default: /* Error */ 727 DPRINTF("bulk read error, %s\n", 728 usbd_errstr(error)); 729 730 if (error != USB_ERR_CANCELLED) { 731 /* try to clear stall first */ 732 usbd_xfer_set_stall(xfer); 733 goto tr_setup; 734 } 735 return; 736 } 737 } 738 739 static void 740 ure_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error) 741 { 742 struct ure_softc *sc = usbd_xfer_softc(xfer); 743 struct ifnet *ifp = uether_getifp(&sc->sc_ue); 744 struct usb_page_cache *pc; 745 struct mbuf *m; 746 struct ure_txpkt txpkt; 747 uint32_t regtmp; 748 int len, pos; 749 int rem; 750 int caps; 751 752 switch (USB_GET_STATE(xfer)) { 753 case USB_ST_TRANSFERRED: 754 DPRINTFN(11, "transfer complete\n"); 755 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 756 757 /* FALLTHROUGH */ 758 case USB_ST_SETUP: 759 tr_setup: 760 if ((sc->sc_flags & URE_FLAG_LINK) == 0) { 761 /* don't send anything if there is no link! */ 762 break; 763 } 764 765 pc = usbd_xfer_get_frame(xfer, 0); 766 caps = if_getcapenable(ifp); 767 768 pos = 0; 769 rem = URE_TX_BUFSZ; 770 while (rem > sizeof(txpkt)) { 771 IFQ_DRV_DEQUEUE(&ifp->if_snd, m); 772 if (m == NULL) 773 break; 774 775 /* 776 * make sure we don't ever send too large of a 777 * packet 778 */ 779 len = m->m_pkthdr.len; 780 if ((len & URE_TXPKT_LEN_MASK) != len) { 781 device_printf(sc->sc_ue.ue_dev, 782 "pkt len too large: %#x", len); 783 pkterror: 784 if_inc_counter(ifp, IFCOUNTER_OERRORS, 1); 785 m_freem(m); 786 continue; 787 } 788 789 if (sizeof(txpkt) + 790 roundup(len, URE_TXPKT_ALIGN) > rem) { 791 /* out of space */ 792 IFQ_DRV_PREPEND(&ifp->if_snd, m); 793 m = NULL; 794 break; 795 } 796 797 txpkt = (struct ure_txpkt){}; 798 txpkt.ure_pktlen = htole32((len & URE_TXPKT_LEN_MASK) | 799 URE_TKPKT_TX_FS | URE_TKPKT_TX_LS); 800 if (m->m_flags & M_VLANTAG) { 801 txpkt.ure_csum = htole32( 802 bswap16(m->m_pkthdr.ether_vtag & 803 URE_TXPKT_VLAN_MASK) | URE_TXPKT_VLAN); 804 } 805 if (ure_txcsum(m, caps, ®tmp)) { 806 device_printf(sc->sc_ue.ue_dev, 807 "pkt l4 off too large"); 808 goto pkterror; 809 } 810 txpkt.ure_csum |= htole32(regtmp); 811 812 DEVPRINTFN(13, sc->sc_ue.ue_dev, 813 "txpkt: mbflg: %#x, %#x, %#x\n", 814 m->m_pkthdr.csum_flags, le32toh(txpkt.ure_pktlen), 815 le32toh(txpkt.ure_csum)); 816 817 usbd_copy_in(pc, pos, &txpkt, sizeof(txpkt)); 818 819 pos += sizeof(txpkt); 820 rem -= sizeof(txpkt); 821 822 usbd_m_copy_in(pc, pos, m, 0, len); 823 824 pos += roundup(len, URE_TXPKT_ALIGN); 825 rem -= roundup(len, URE_TXPKT_ALIGN); 826 827 if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1); 828 829 /* 830 * If there's a BPF listener, bounce a copy 831 * of this frame to him. 832 */ 833 BPF_MTAP(ifp, m); 834 835 m_freem(m); 836 } 837 838 /* no packets to send */ 839 if (pos == 0) 840 break; 841 842 /* Set frame length. */ 843 usbd_xfer_set_frame_len(xfer, 0, pos); 844 845 usbd_transfer_submit(xfer); 846 847 return; 848 849 default: /* Error */ 850 DPRINTFN(11, "transfer error, %s\n", 851 usbd_errstr(error)); 852 853 if_inc_counter(ifp, IFCOUNTER_OERRORS, 1); 854 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 855 856 if (error == USB_ERR_TIMEOUT) { 857 DEVPRINTFN(12, sc->sc_ue.ue_dev, 858 "pkt tx timeout\n"); 859 } 860 861 if (error != USB_ERR_CANCELLED) { 862 /* try to clear stall first */ 863 usbd_xfer_set_stall(xfer); 864 goto tr_setup; 865 } 866 } 867 } 868 869 static void 870 ure_read_chipver(struct ure_softc *sc) 871 { 872 uint16_t ver; 873 874 ver = ure_read_2(sc, URE_PLA_TCR1, URE_MCU_TYPE_PLA) & URE_VERSION_MASK; 875 sc->sc_ver = ver; 876 switch (ver) { 877 case 0x4c00: 878 sc->sc_chip |= URE_CHIP_VER_4C00; 879 sc->sc_flags = URE_FLAG_8152; 880 break; 881 case 0x4c10: 882 sc->sc_chip |= URE_CHIP_VER_4C10; 883 sc->sc_flags = URE_FLAG_8152; 884 break; 885 case 0x5c00: 886 sc->sc_chip |= URE_CHIP_VER_5C00; 887 sc->sc_flags = URE_FLAG_8153; 888 break; 889 case 0x5c10: 890 sc->sc_chip |= URE_CHIP_VER_5C10; 891 sc->sc_flags = URE_FLAG_8153; 892 break; 893 case 0x5c20: 894 sc->sc_chip |= URE_CHIP_VER_5C20; 895 sc->sc_flags = URE_FLAG_8153; 896 break; 897 case 0x5c30: 898 sc->sc_chip |= URE_CHIP_VER_5C30; 899 sc->sc_flags = URE_FLAG_8153; 900 break; 901 case 0x6000: 902 sc->sc_flags = URE_FLAG_8153B; 903 sc->sc_chip |= URE_CHIP_VER_6000; 904 break; 905 case 0x6010: 906 sc->sc_flags = URE_FLAG_8153B; 907 sc->sc_chip |= URE_CHIP_VER_6010; 908 break; 909 case 0x7020: 910 sc->sc_flags = URE_FLAG_8156; 911 sc->sc_chip |= URE_CHIP_VER_7020; 912 break; 913 case 0x7030: 914 sc->sc_flags = URE_FLAG_8156; 915 sc->sc_chip |= URE_CHIP_VER_7030; 916 break; 917 case 0x7400: 918 sc->sc_flags = URE_FLAG_8156B; 919 sc->sc_chip |= URE_CHIP_VER_7400; 920 break; 921 case 0x7410: 922 sc->sc_flags = URE_FLAG_8156B; 923 sc->sc_chip |= URE_CHIP_VER_7410; 924 break; 925 default: 926 device_printf(sc->sc_ue.ue_dev, 927 "unknown version 0x%04x\n", ver); 928 break; 929 } 930 } 931 932 static int 933 ure_sysctl_chipver(SYSCTL_HANDLER_ARGS) 934 { 935 struct sbuf sb; 936 struct ure_softc *sc = arg1; 937 int error; 938 939 sbuf_new_for_sysctl(&sb, NULL, 0, req); 940 941 sbuf_printf(&sb, "%04x", sc->sc_ver); 942 943 error = sbuf_finish(&sb); 944 sbuf_delete(&sb); 945 946 return (error); 947 } 948 949 static void 950 ure_attach_post(struct usb_ether *ue) 951 { 952 struct ure_softc *sc = uether_getsc(ue); 953 954 sc->sc_rxstarted = 0; 955 sc->sc_phyno = 0; 956 957 /* Determine the chip version. */ 958 ure_read_chipver(sc); 959 960 /* Initialize controller and get station address. */ 961 if (sc->sc_flags & URE_FLAG_8152) 962 ure_rtl8152_init(sc); 963 else if (sc->sc_flags & (URE_FLAG_8153B | URE_FLAG_8156 | URE_FLAG_8156B)) 964 ure_rtl8153b_init(sc); 965 else 966 ure_rtl8153_init(sc); 967 968 if ((sc->sc_chip & URE_CHIP_VER_4C00) || 969 (sc->sc_chip & URE_CHIP_VER_4C10)) 970 ure_read_mem(sc, URE_PLA_IDR, URE_MCU_TYPE_PLA, 971 ue->ue_eaddr, 8); 972 else 973 ure_read_mem(sc, URE_PLA_BACKUP, URE_MCU_TYPE_PLA, 974 ue->ue_eaddr, 8); 975 976 if (ETHER_IS_ZERO(sc->sc_ue.ue_eaddr)) { 977 device_printf(sc->sc_ue.ue_dev, "MAC assigned randomly\n"); 978 arc4rand(sc->sc_ue.ue_eaddr, ETHER_ADDR_LEN, 0); 979 sc->sc_ue.ue_eaddr[0] &= ~0x01; /* unicast */ 980 sc->sc_ue.ue_eaddr[0] |= 0x02; /* locally administered */ 981 } 982 } 983 984 static int 985 ure_attach_post_sub(struct usb_ether *ue) 986 { 987 struct sysctl_ctx_list *sctx; 988 struct sysctl_oid *soid; 989 struct ure_softc *sc; 990 struct ifnet *ifp; 991 int error; 992 993 sc = uether_getsc(ue); 994 ifp = ue->ue_ifp; 995 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 996 ifp->if_start = uether_start; 997 ifp->if_ioctl = ure_ioctl; 998 ifp->if_init = uether_init; 999 IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen); 1000 /* 1001 * Try to keep two transfers full at a time. 1002 * ~(TRANSFER_SIZE / 80 bytes/pkt * 2 buffers in flight) 1003 */ 1004 ifp->if_snd.ifq_drv_maxlen = 512; 1005 IFQ_SET_READY(&ifp->if_snd); 1006 1007 if_setcapabilitiesbit(ifp, IFCAP_VLAN_MTU, 0); 1008 if_setcapabilitiesbit(ifp, IFCAP_VLAN_HWTAGGING, 0); 1009 if_setcapabilitiesbit(ifp, IFCAP_VLAN_HWCSUM|IFCAP_HWCSUM, 0); 1010 if_sethwassist(ifp, CSUM_IP|CSUM_IP_UDP|CSUM_IP_TCP); 1011 #ifdef INET6 1012 if_setcapabilitiesbit(ifp, IFCAP_HWCSUM_IPV6, 0); 1013 #endif 1014 if_setcapenable(ifp, if_getcapabilities(ifp)); 1015 1016 if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) { 1017 ifmedia_init(&sc->sc_ifmedia, IFM_IMASK, ure_ifmedia_upd, 1018 ure_ifmedia_sts); 1019 ure_add_media_types(sc); 1020 ifmedia_add(&sc->sc_ifmedia, IFM_ETHER | IFM_AUTO, 0, NULL); 1021 ifmedia_set(&sc->sc_ifmedia, IFM_ETHER | IFM_AUTO); 1022 sc->sc_ifmedia.ifm_media = IFM_ETHER | IFM_AUTO; 1023 error = 0; 1024 } else { 1025 bus_topo_lock(); 1026 error = mii_attach(ue->ue_dev, &ue->ue_miibus, ifp, 1027 uether_ifmedia_upd, ue->ue_methods->ue_mii_sts, 1028 BMSR_DEFCAPMASK, sc->sc_phyno, MII_OFFSET_ANY, 0); 1029 bus_topo_unlock(); 1030 } 1031 1032 sctx = device_get_sysctl_ctx(sc->sc_ue.ue_dev); 1033 soid = device_get_sysctl_tree(sc->sc_ue.ue_dev); 1034 SYSCTL_ADD_PROC(sctx, SYSCTL_CHILDREN(soid), OID_AUTO, "chipver", 1035 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 1036 ure_sysctl_chipver, "A", 1037 "Return string with chip version."); 1038 1039 return (error); 1040 } 1041 1042 static void 1043 ure_init(struct usb_ether *ue) 1044 { 1045 struct ure_softc *sc = uether_getsc(ue); 1046 struct ifnet *ifp = uether_getifp(ue); 1047 uint16_t cpcr; 1048 uint32_t reg; 1049 1050 URE_LOCK_ASSERT(sc, MA_OWNED); 1051 1052 if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) 1053 return; 1054 1055 /* Cancel pending I/O. */ 1056 ure_stop(ue); 1057 1058 if (sc->sc_flags & (URE_FLAG_8153B | URE_FLAG_8156 | URE_FLAG_8156B)) 1059 ure_rtl8153b_nic_reset(sc); 1060 else 1061 ure_reset(sc); 1062 1063 /* Set MAC address. */ 1064 ure_write_1(sc, URE_PLA_CRWECR, URE_MCU_TYPE_PLA, URE_CRWECR_CONFIG); 1065 ure_write_mem(sc, URE_PLA_IDR, URE_MCU_TYPE_PLA | URE_BYTE_EN_SIX_BYTES, 1066 IF_LLADDR(ifp), 8); 1067 ure_write_1(sc, URE_PLA_CRWECR, URE_MCU_TYPE_PLA, URE_CRWECR_NORAML); 1068 1069 /* Set RX EARLY timeout and size */ 1070 if (sc->sc_flags & URE_FLAG_8153) { 1071 switch (usbd_get_speed(sc->sc_ue.ue_udev)) { 1072 case USB_SPEED_SUPER: 1073 reg = URE_COALESCE_SUPER / 8; 1074 break; 1075 case USB_SPEED_HIGH: 1076 reg = URE_COALESCE_HIGH / 8; 1077 break; 1078 default: 1079 reg = URE_COALESCE_SLOW / 8; 1080 break; 1081 } 1082 ure_write_2(sc, URE_USB_RX_EARLY_AGG, URE_MCU_TYPE_USB, reg); 1083 reg = URE_8153_RX_BUFSZ - (URE_FRAMELEN(if_getmtu(ifp)) + 1084 sizeof(struct ure_rxpkt) + URE_RXPKT_ALIGN); 1085 ure_write_2(sc, URE_USB_RX_EARLY_SIZE, URE_MCU_TYPE_USB, reg / 4); 1086 } else if (sc->sc_flags & URE_FLAG_8153B) { 1087 ure_write_2(sc, URE_USB_RX_EARLY_AGG, URE_MCU_TYPE_USB, 158); 1088 ure_write_2(sc, URE_USB_RX_EXTRA_AGG_TMR, URE_MCU_TYPE_USB, 1875); 1089 reg = URE_8153_RX_BUFSZ - (URE_FRAMELEN(if_getmtu(ifp)) + 1090 sizeof(struct ure_rxpkt) + URE_RXPKT_ALIGN); 1091 ure_write_2(sc, URE_USB_RX_EARLY_SIZE, URE_MCU_TYPE_USB, reg / 8); 1092 ure_write_1(sc, URE_USB_UPT_RXDMA_OWN, URE_MCU_TYPE_USB, 1093 URE_OWN_UPDATE | URE_OWN_CLEAR); 1094 } else if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) { 1095 ure_write_2(sc, URE_USB_RX_EARLY_AGG, URE_MCU_TYPE_USB, 80); 1096 ure_write_2(sc, URE_USB_RX_EXTRA_AGG_TMR, URE_MCU_TYPE_USB, 1875); 1097 reg = URE_8156_RX_BUFSZ - (URE_FRAMELEN(if_getmtu(ifp)) + 1098 sizeof(struct ure_rxpkt) + URE_RXPKT_ALIGN); 1099 ure_write_2(sc, URE_USB_RX_EARLY_SIZE, URE_MCU_TYPE_USB, reg / 8); 1100 ure_write_1(sc, URE_USB_UPT_RXDMA_OWN, URE_MCU_TYPE_USB, 1101 URE_OWN_UPDATE | URE_OWN_CLEAR); 1102 } 1103 1104 if (sc->sc_flags & URE_FLAG_8156B) { 1105 URE_CLRBIT_2(sc, URE_USB_FW_TASK, URE_MCU_TYPE_USB, URE_FC_PATCH_TASK); 1106 uether_pause(&sc->sc_ue, hz / 500); 1107 URE_SETBIT_2(sc, URE_USB_FW_TASK, URE_MCU_TYPE_USB, URE_FC_PATCH_TASK); 1108 } 1109 1110 /* Reset the packet filter. */ 1111 URE_CLRBIT_2(sc, URE_PLA_FMC, URE_MCU_TYPE_PLA, URE_FMC_FCR_MCU_EN); 1112 URE_SETBIT_2(sc, URE_PLA_FMC, URE_MCU_TYPE_PLA, URE_FMC_FCR_MCU_EN); 1113 1114 /* Enable RX VLANs if enabled */ 1115 cpcr = ure_read_2(sc, URE_PLA_CPCR, URE_MCU_TYPE_PLA); 1116 if (if_getcapenable(ifp) & IFCAP_VLAN_HWTAGGING) { 1117 DEVPRINTFN(12, sc->sc_ue.ue_dev, "enabled hw vlan tag\n"); 1118 cpcr |= URE_CPCR_RX_VLAN; 1119 } else { 1120 DEVPRINTFN(12, sc->sc_ue.ue_dev, "disabled hw vlan tag\n"); 1121 cpcr &= ~URE_CPCR_RX_VLAN; 1122 } 1123 ure_write_2(sc, URE_PLA_CPCR, URE_MCU_TYPE_PLA, cpcr); 1124 1125 /* Enable transmit and receive. */ 1126 URE_SETBIT_1(sc, URE_PLA_CR, URE_MCU_TYPE_PLA, URE_CR_RE | URE_CR_TE); 1127 1128 URE_CLRBIT_2(sc, URE_PLA_MISC_1, URE_MCU_TYPE_PLA, URE_RXDY_GATED_EN); 1129 1130 /* Configure RX filters. */ 1131 ure_rxfilter(ue); 1132 1133 usbd_xfer_set_stall(sc->sc_tx_xfer[0]); 1134 1135 /* Indicate we are up and running. */ 1136 ifp->if_drv_flags |= IFF_DRV_RUNNING; 1137 1138 /* Switch to selected media. */ 1139 ure_ifmedia_upd(ifp); 1140 } 1141 1142 static void 1143 ure_tick(struct usb_ether *ue) 1144 { 1145 struct ure_softc *sc = uether_getsc(ue); 1146 struct ifnet *ifp = uether_getifp(ue); 1147 struct mii_data *mii; 1148 1149 URE_LOCK_ASSERT(sc, MA_OWNED); 1150 1151 (void)ifp; 1152 for (int i = 0; i < URE_MAX_RX; i++) 1153 DEVPRINTFN(13, sc->sc_ue.ue_dev, 1154 "rx[%d] = %d\n", i, USB_GET_STATE(sc->sc_rx_xfer[i])); 1155 1156 for (int i = 0; i < URE_MAX_TX; i++) 1157 DEVPRINTFN(13, sc->sc_ue.ue_dev, 1158 "tx[%d] = %d\n", i, USB_GET_STATE(sc->sc_tx_xfer[i])); 1159 1160 if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) { 1161 ure_link_state(sc); 1162 } else { 1163 mii = GET_MII(sc); 1164 mii_tick(mii); 1165 if ((sc->sc_flags & URE_FLAG_LINK) == 0 1166 && mii->mii_media_status & IFM_ACTIVE && 1167 IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) { 1168 sc->sc_flags |= URE_FLAG_LINK; 1169 sc->sc_rxstarted = 0; 1170 ure_start(ue); 1171 } 1172 } 1173 } 1174 1175 static u_int 1176 ure_hash_maddr(void *arg, struct sockaddr_dl *sdl, u_int cnt) 1177 { 1178 uint32_t h, *hashes = arg; 1179 1180 h = ether_crc32_be(LLADDR(sdl), ETHER_ADDR_LEN) >> 26; 1181 if (h < 32) 1182 hashes[0] |= (1 << h); 1183 else 1184 hashes[1] |= (1 << (h - 32)); 1185 return (1); 1186 } 1187 1188 /* 1189 * Program the 64-bit multicast hash filter. 1190 */ 1191 static void 1192 ure_rxfilter(struct usb_ether *ue) 1193 { 1194 struct ure_softc *sc = uether_getsc(ue); 1195 struct ifnet *ifp = uether_getifp(ue); 1196 uint32_t rxmode; 1197 uint32_t h, hashes[2] = { 0, 0 }; 1198 1199 URE_LOCK_ASSERT(sc, MA_OWNED); 1200 1201 rxmode = ure_read_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA); 1202 rxmode &= ~(URE_RCR_AAP | URE_RCR_AM); 1203 rxmode |= URE_RCR_APM; /* accept physical match packets */ 1204 rxmode |= URE_RCR_AB; /* always accept broadcasts */ 1205 if (ifp->if_flags & (IFF_ALLMULTI | IFF_PROMISC)) { 1206 if (ifp->if_flags & IFF_PROMISC) 1207 rxmode |= URE_RCR_AAP; 1208 rxmode |= URE_RCR_AM; 1209 hashes[0] = hashes[1] = 0xffffffff; 1210 goto done; 1211 } 1212 1213 /* calculate multicast masks */ 1214 if_foreach_llmaddr(ifp, ure_hash_maddr, &hashes); 1215 1216 h = bswap32(hashes[0]); 1217 hashes[0] = bswap32(hashes[1]); 1218 hashes[1] = h; 1219 rxmode |= URE_RCR_AM; /* accept multicast packets */ 1220 1221 done: 1222 DEVPRINTFN(14, ue->ue_dev, "rxfilt: RCR: %#x\n", 1223 ure_read_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA)); 1224 ure_write_4(sc, URE_PLA_MAR0, URE_MCU_TYPE_PLA, hashes[0]); 1225 ure_write_4(sc, URE_PLA_MAR4, URE_MCU_TYPE_PLA, hashes[1]); 1226 ure_write_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA, rxmode); 1227 } 1228 1229 static void 1230 ure_start(struct usb_ether *ue) 1231 { 1232 struct ure_softc *sc = uether_getsc(ue); 1233 unsigned i; 1234 1235 URE_LOCK_ASSERT(sc, MA_OWNED); 1236 1237 if (!sc->sc_rxstarted) { 1238 sc->sc_rxstarted = 1; 1239 for (i = 0; i != URE_MAX_RX; i++) 1240 usbd_transfer_start(sc->sc_rx_xfer[i]); 1241 } 1242 1243 for (i = 0; i != URE_MAX_TX; i++) 1244 usbd_transfer_start(sc->sc_tx_xfer[i]); 1245 } 1246 1247 static void 1248 ure_reset(struct ure_softc *sc) 1249 { 1250 int i; 1251 1252 ure_write_1(sc, URE_PLA_CR, URE_MCU_TYPE_PLA, URE_CR_RST); 1253 1254 for (i = 0; i < URE_TIMEOUT; i++) { 1255 if (!(ure_read_1(sc, URE_PLA_CR, URE_MCU_TYPE_PLA) & 1256 URE_CR_RST)) 1257 break; 1258 uether_pause(&sc->sc_ue, hz / 100); 1259 } 1260 if (i == URE_TIMEOUT) 1261 device_printf(sc->sc_ue.ue_dev, "reset never completed\n"); 1262 } 1263 1264 /* 1265 * Set media options. 1266 */ 1267 static int 1268 ure_ifmedia_upd(struct ifnet *ifp) 1269 { 1270 struct ure_softc *sc = ifp->if_softc; 1271 struct ifmedia *ifm; 1272 struct mii_data *mii; 1273 struct mii_softc *miisc; 1274 int gig; 1275 int reg; 1276 int anar; 1277 int locked; 1278 int error; 1279 1280 if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) { 1281 ifm = &sc->sc_ifmedia; 1282 if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER) 1283 return (EINVAL); 1284 1285 locked = mtx_owned(&sc->sc_mtx); 1286 if (!locked) 1287 URE_LOCK(sc); 1288 reg = ure_ocp_reg_read(sc, 0xa5d4); 1289 reg &= ~URE_ADV_2500TFDX; 1290 1291 anar = gig = 0; 1292 switch (IFM_SUBTYPE(ifm->ifm_media)) { 1293 case IFM_AUTO: 1294 anar |= ANAR_TX_FD | ANAR_TX | ANAR_10_FD | ANAR_10; 1295 gig |= GTCR_ADV_1000TFDX | GTCR_ADV_1000THDX; 1296 reg |= URE_ADV_2500TFDX; 1297 break; 1298 case IFM_2500_T: 1299 anar |= ANAR_TX_FD | ANAR_TX | ANAR_10_FD | ANAR_10; 1300 gig |= GTCR_ADV_1000TFDX | GTCR_ADV_1000THDX; 1301 reg |= URE_ADV_2500TFDX; 1302 ifp->if_baudrate = IF_Mbps(2500); 1303 break; 1304 case IFM_1000_T: 1305 anar |= ANAR_TX_FD | ANAR_TX | ANAR_10_FD | ANAR_10; 1306 gig |= GTCR_ADV_1000TFDX | GTCR_ADV_1000THDX; 1307 ifp->if_baudrate = IF_Gbps(1); 1308 break; 1309 case IFM_100_TX: 1310 anar |= ANAR_TX | ANAR_TX_FD; 1311 ifp->if_baudrate = IF_Mbps(100); 1312 break; 1313 case IFM_10_T: 1314 anar |= ANAR_10 | ANAR_10_FD; 1315 ifp->if_baudrate = IF_Mbps(10); 1316 break; 1317 default: 1318 device_printf(sc->sc_ue.ue_dev, "unsupported media type\n"); 1319 if (!locked) 1320 URE_UNLOCK(sc); 1321 return (EINVAL); 1322 } 1323 1324 ure_ocp_reg_write(sc, URE_OCP_BASE_MII + MII_ANAR * 2, 1325 anar | ANAR_PAUSE_ASYM | ANAR_FC); 1326 ure_ocp_reg_write(sc, URE_OCP_BASE_MII + MII_100T2CR * 2, gig); 1327 ure_ocp_reg_write(sc, 0xa5d4, reg); 1328 ure_ocp_reg_write(sc, URE_OCP_BASE_MII + MII_BMCR, 1329 BMCR_AUTOEN | BMCR_STARTNEG); 1330 if (!locked) 1331 URE_UNLOCK(sc); 1332 return (0); 1333 } 1334 1335 mii = GET_MII(sc); 1336 1337 URE_LOCK_ASSERT(sc, MA_OWNED); 1338 LIST_FOREACH(miisc, &mii->mii_phys, mii_list) 1339 PHY_RESET(miisc); 1340 error = mii_mediachg(mii); 1341 return (error); 1342 } 1343 1344 /* 1345 * Report current media status. 1346 */ 1347 static void 1348 ure_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr) 1349 { 1350 struct ure_softc *sc; 1351 struct mii_data *mii; 1352 uint16_t status; 1353 1354 sc = ifp->if_softc; 1355 if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) { 1356 URE_LOCK(sc); 1357 ifmr->ifm_status = IFM_AVALID; 1358 if (ure_get_link_status(sc)) { 1359 ifmr->ifm_status |= IFM_ACTIVE; 1360 status = ure_read_2(sc, URE_PLA_PHYSTATUS, 1361 URE_MCU_TYPE_PLA); 1362 if ((status & URE_PHYSTATUS_FDX) || 1363 (status & URE_PHYSTATUS_2500MBPS)) 1364 ifmr->ifm_active |= IFM_FDX; 1365 else 1366 ifmr->ifm_active |= IFM_HDX; 1367 if (status & URE_PHYSTATUS_10MBPS) 1368 ifmr->ifm_active |= IFM_10_T; 1369 else if (status & URE_PHYSTATUS_100MBPS) 1370 ifmr->ifm_active |= IFM_100_TX; 1371 else if (status & URE_PHYSTATUS_1000MBPS) 1372 ifmr->ifm_active |= IFM_1000_T; 1373 else if (status & URE_PHYSTATUS_2500MBPS) 1374 ifmr->ifm_active |= IFM_2500_T; 1375 } 1376 URE_UNLOCK(sc); 1377 return; 1378 } 1379 1380 mii = GET_MII(sc); 1381 1382 URE_LOCK(sc); 1383 mii_pollstat(mii); 1384 ifmr->ifm_active = mii->mii_media_active; 1385 ifmr->ifm_status = mii->mii_media_status; 1386 URE_UNLOCK(sc); 1387 } 1388 1389 static void 1390 ure_add_media_types(struct ure_softc *sc) 1391 { 1392 ifmedia_add(&sc->sc_ifmedia, IFM_ETHER | IFM_10_T, 0, NULL); 1393 ifmedia_add(&sc->sc_ifmedia, IFM_ETHER | IFM_10_T | IFM_FDX, 0, NULL); 1394 ifmedia_add(&sc->sc_ifmedia, IFM_ETHER | IFM_100_TX, 0, NULL); 1395 ifmedia_add(&sc->sc_ifmedia, IFM_ETHER | IFM_100_TX | IFM_FDX, 0, NULL); 1396 ifmedia_add(&sc->sc_ifmedia, IFM_ETHER | IFM_1000_T | IFM_FDX, 0, NULL); 1397 ifmedia_add(&sc->sc_ifmedia, IFM_ETHER | IFM_2500_T | IFM_FDX, 0, NULL); 1398 } 1399 1400 static void 1401 ure_link_state(struct ure_softc *sc) 1402 { 1403 struct ifnet *ifp = uether_getifp(&sc->sc_ue); 1404 1405 if (ure_get_link_status(sc)) { 1406 if (ifp->if_link_state != LINK_STATE_UP) { 1407 if_link_state_change(ifp, LINK_STATE_UP); 1408 /* Enable transmit and receive. */ 1409 URE_SETBIT_1(sc, URE_PLA_CR, URE_MCU_TYPE_PLA, URE_CR_RE | URE_CR_TE); 1410 1411 if (ure_read_2(sc, URE_PLA_PHYSTATUS, URE_MCU_TYPE_PLA) & 1412 URE_PHYSTATUS_2500MBPS) 1413 URE_CLRBIT_2(sc, URE_PLA_MAC_PWR_CTRL4, URE_MCU_TYPE_PLA, 0x40); 1414 else 1415 URE_SETBIT_2(sc, URE_PLA_MAC_PWR_CTRL4, URE_MCU_TYPE_PLA, 0x40); 1416 } 1417 } else { 1418 if (ifp->if_link_state != LINK_STATE_DOWN) { 1419 if_link_state_change(ifp, LINK_STATE_DOWN); 1420 } 1421 } 1422 } 1423 1424 static int 1425 ure_get_link_status(struct ure_softc *sc) 1426 { 1427 if (ure_read_2(sc, URE_PLA_PHYSTATUS, URE_MCU_TYPE_PLA) & 1428 URE_PHYSTATUS_LINK) { 1429 sc->sc_flags |= URE_FLAG_LINK; 1430 return (1); 1431 } else { 1432 sc->sc_flags &= ~URE_FLAG_LINK; 1433 return (0); 1434 } 1435 } 1436 1437 static int 1438 ure_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) 1439 { 1440 struct usb_ether *ue = ifp->if_softc; 1441 struct ure_softc *sc; 1442 struct ifreq *ifr; 1443 int error, mask, reinit; 1444 1445 sc = uether_getsc(ue); 1446 ifr = (struct ifreq *)data; 1447 error = 0; 1448 reinit = 0; 1449 switch (cmd) { 1450 case SIOCSIFCAP: 1451 URE_LOCK(sc); 1452 mask = ifr->ifr_reqcap ^ ifp->if_capenable; 1453 if ((mask & IFCAP_VLAN_HWTAGGING) != 0 && 1454 (ifp->if_capabilities & IFCAP_VLAN_HWTAGGING) != 0) { 1455 ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING; 1456 reinit++; 1457 } 1458 if ((mask & IFCAP_TXCSUM) != 0 && 1459 (ifp->if_capabilities & IFCAP_TXCSUM) != 0) { 1460 ifp->if_capenable ^= IFCAP_TXCSUM; 1461 } 1462 if ((mask & IFCAP_RXCSUM) != 0 && 1463 (ifp->if_capabilities & IFCAP_RXCSUM) != 0) { 1464 ifp->if_capenable ^= IFCAP_RXCSUM; 1465 } 1466 if ((mask & IFCAP_TXCSUM_IPV6) != 0 && 1467 (ifp->if_capabilities & IFCAP_TXCSUM_IPV6) != 0) { 1468 ifp->if_capenable ^= IFCAP_TXCSUM_IPV6; 1469 } 1470 if ((mask & IFCAP_RXCSUM_IPV6) != 0 && 1471 (ifp->if_capabilities & IFCAP_RXCSUM_IPV6) != 0) { 1472 ifp->if_capenable ^= IFCAP_RXCSUM_IPV6; 1473 } 1474 if (reinit > 0 && ifp->if_drv_flags & IFF_DRV_RUNNING) 1475 ifp->if_drv_flags &= ~IFF_DRV_RUNNING; 1476 else 1477 reinit = 0; 1478 URE_UNLOCK(sc); 1479 if (reinit > 0) 1480 uether_init(ue); 1481 break; 1482 1483 case SIOCSIFMTU: 1484 /* 1485 * in testing large MTUs "crashes" the device, it 1486 * leaves the device w/ a broken state where link 1487 * is in a bad state. 1488 */ 1489 if (ifr->ifr_mtu < ETHERMIN || 1490 ifr->ifr_mtu > (4096 - ETHER_HDR_LEN - 1491 ETHER_VLAN_ENCAP_LEN - ETHER_CRC_LEN)) { 1492 error = EINVAL; 1493 break; 1494 } 1495 URE_LOCK(sc); 1496 if (if_getmtu(ifp) != ifr->ifr_mtu) 1497 if_setmtu(ifp, ifr->ifr_mtu); 1498 URE_UNLOCK(sc); 1499 break; 1500 1501 case SIOCGIFMEDIA: 1502 case SIOCSIFMEDIA: 1503 if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) 1504 error = ifmedia_ioctl(ifp, ifr, &sc->sc_ifmedia, cmd); 1505 else 1506 error = uether_ioctl(ifp, cmd, data); 1507 break; 1508 1509 default: 1510 error = uether_ioctl(ifp, cmd, data); 1511 break; 1512 } 1513 1514 return (error); 1515 } 1516 1517 static void 1518 ure_rtl8152_init(struct ure_softc *sc) 1519 { 1520 uint32_t pwrctrl; 1521 1522 ure_enable_aldps(sc, false); 1523 1524 if (sc->sc_chip & URE_CHIP_VER_4C00) { 1525 URE_CLRBIT_2(sc, URE_PLA_LED_FEATURE, URE_MCU_TYPE_PLA, URE_LED_MODE_MASK); 1526 } 1527 1528 URE_CLRBIT_2(sc, URE_USB_UPS_CTRL, URE_MCU_TYPE_USB, URE_POWER_CUT); 1529 1530 URE_CLRBIT_2(sc, URE_USB_PM_CTRL_STATUS, URE_MCU_TYPE_USB, URE_RESUME_INDICATE); 1531 1532 URE_SETBIT_2(sc, URE_PLA_PHY_PWR, URE_MCU_TYPE_PLA, URE_TX_10M_IDLE_EN | URE_PFM_PWM_SWITCH); 1533 1534 pwrctrl = ure_read_4(sc, URE_PLA_MAC_PWR_CTRL, URE_MCU_TYPE_PLA); 1535 pwrctrl &= ~URE_MCU_CLK_RATIO_MASK; 1536 pwrctrl |= URE_MCU_CLK_RATIO | URE_D3_CLK_GATED_EN; 1537 ure_write_4(sc, URE_PLA_MAC_PWR_CTRL, URE_MCU_TYPE_PLA, pwrctrl); 1538 ure_write_2(sc, URE_PLA_GPHY_INTR_IMR, URE_MCU_TYPE_PLA, 1539 URE_GPHY_STS_MSK | URE_SPEED_DOWN_MSK | URE_SPDWN_RXDV_MSK | 1540 URE_SPDWN_LINKCHG_MSK); 1541 1542 /* Enable Rx aggregation. */ 1543 URE_CLRBIT_2(sc, URE_USB_USB_CTRL, URE_MCU_TYPE_USB, URE_RX_AGG_DISABLE | URE_RX_ZERO_EN); 1544 1545 ure_enable_aldps(sc, false); 1546 1547 ure_rtl8152_nic_reset(sc); 1548 1549 ure_write_1(sc, URE_USB_TX_AGG, URE_MCU_TYPE_USB, 1550 URE_TX_AGG_MAX_THRESHOLD); 1551 ure_write_4(sc, URE_USB_RX_BUF_TH, URE_MCU_TYPE_USB, URE_RX_THR_HIGH); 1552 ure_write_4(sc, URE_USB_TX_DMA, URE_MCU_TYPE_USB, 1553 URE_TEST_MODE_DISABLE | URE_TX_SIZE_ADJUST1); 1554 } 1555 1556 static void 1557 ure_rtl8153_init(struct ure_softc *sc) 1558 { 1559 uint16_t val; 1560 uint8_t u1u2[8]; 1561 int i; 1562 1563 ure_enable_aldps(sc, false); 1564 1565 memset(u1u2, 0x00, sizeof(u1u2)); 1566 ure_write_mem(sc, URE_USB_TOLERANCE, 1567 URE_MCU_TYPE_USB | URE_BYTE_EN_SIX_BYTES, u1u2, sizeof(u1u2)); 1568 1569 for (i = 0; i < URE_TIMEOUT; i++) { 1570 if (ure_read_2(sc, URE_PLA_BOOT_CTRL, URE_MCU_TYPE_PLA) & 1571 URE_AUTOLOAD_DONE) 1572 break; 1573 uether_pause(&sc->sc_ue, hz / 100); 1574 } 1575 if (i == URE_TIMEOUT) 1576 device_printf(sc->sc_ue.ue_dev, 1577 "timeout waiting for chip autoload\n"); 1578 1579 for (i = 0; i < URE_TIMEOUT; i++) { 1580 val = ure_ocp_reg_read(sc, URE_OCP_PHY_STATUS) & 1581 URE_PHY_STAT_MASK; 1582 if (val == URE_PHY_STAT_LAN_ON || val == URE_PHY_STAT_PWRDN) 1583 break; 1584 uether_pause(&sc->sc_ue, hz / 100); 1585 } 1586 if (i == URE_TIMEOUT) 1587 device_printf(sc->sc_ue.ue_dev, 1588 "timeout waiting for phy to stabilize\n"); 1589 1590 URE_CLRBIT_2(sc, URE_USB_U2P3_CTRL, URE_MCU_TYPE_USB, URE_U2P3_ENABLE); 1591 1592 if (sc->sc_chip & URE_CHIP_VER_5C10) { 1593 val = ure_read_2(sc, URE_USB_SSPHYLINK2, URE_MCU_TYPE_USB); 1594 val &= ~URE_PWD_DN_SCALE_MASK; 1595 val |= URE_PWD_DN_SCALE(96); 1596 ure_write_2(sc, URE_USB_SSPHYLINK2, URE_MCU_TYPE_USB, val); 1597 1598 URE_SETBIT_1(sc, URE_USB_USB2PHY, URE_MCU_TYPE_USB, URE_USB2PHY_L1 | URE_USB2PHY_SUSPEND); 1599 } else if (sc->sc_chip & URE_CHIP_VER_5C20) 1600 URE_CLRBIT_1(sc, URE_PLA_DMY_REG0, URE_MCU_TYPE_PLA, URE_ECM_ALDPS); 1601 1602 if (sc->sc_chip & (URE_CHIP_VER_5C20 | URE_CHIP_VER_5C30)) { 1603 val = ure_read_1(sc, URE_USB_CSR_DUMMY1, URE_MCU_TYPE_USB); 1604 if (ure_read_2(sc, URE_USB_BURST_SIZE, URE_MCU_TYPE_USB) == 1605 0) 1606 val &= ~URE_DYNAMIC_BURST; 1607 else 1608 val |= URE_DYNAMIC_BURST; 1609 ure_write_1(sc, URE_USB_CSR_DUMMY1, URE_MCU_TYPE_USB, val); 1610 } 1611 1612 URE_SETBIT_1(sc, URE_USB_CSR_DUMMY2, URE_MCU_TYPE_USB, URE_EP4_FULL_FC); 1613 1614 URE_CLRBIT_2(sc, URE_USB_WDT11_CTRL, URE_MCU_TYPE_USB, URE_TIMER11_EN); 1615 1616 URE_CLRBIT_2(sc, URE_PLA_LED_FEATURE, URE_MCU_TYPE_PLA, URE_LED_MODE_MASK); 1617 1618 if ((sc->sc_chip & URE_CHIP_VER_5C10) && 1619 usbd_get_speed(sc->sc_ue.ue_udev) != USB_SPEED_SUPER) 1620 val = URE_LPM_TIMER_500MS; 1621 else 1622 val = URE_LPM_TIMER_500US; 1623 ure_write_1(sc, URE_USB_LPM_CTRL, URE_MCU_TYPE_USB, 1624 val | URE_FIFO_EMPTY_1FB | URE_ROK_EXIT_LPM); 1625 1626 val = ure_read_2(sc, URE_USB_AFE_CTRL2, URE_MCU_TYPE_USB); 1627 val &= ~URE_SEN_VAL_MASK; 1628 val |= URE_SEN_VAL_NORMAL | URE_SEL_RXIDLE; 1629 ure_write_2(sc, URE_USB_AFE_CTRL2, URE_MCU_TYPE_USB, val); 1630 1631 ure_write_2(sc, URE_USB_CONNECT_TIMER, URE_MCU_TYPE_USB, 0x0001); 1632 1633 URE_CLRBIT_2(sc, URE_USB_POWER_CUT, URE_MCU_TYPE_USB, URE_PWR_EN | URE_PHASE2_EN); 1634 1635 URE_CLRBIT_2(sc, URE_USB_MISC_0, URE_MCU_TYPE_USB, URE_PCUT_STATUS); 1636 1637 memset(u1u2, 0xff, sizeof(u1u2)); 1638 ure_write_mem(sc, URE_USB_TOLERANCE, 1639 URE_MCU_TYPE_USB | URE_BYTE_EN_SIX_BYTES, u1u2, sizeof(u1u2)); 1640 1641 ure_write_2(sc, URE_PLA_MAC_PWR_CTRL, URE_MCU_TYPE_PLA, 1642 URE_ALDPS_SPDWN_RATIO); 1643 ure_write_2(sc, URE_PLA_MAC_PWR_CTRL2, URE_MCU_TYPE_PLA, 1644 URE_EEE_SPDWN_RATIO); 1645 ure_write_2(sc, URE_PLA_MAC_PWR_CTRL3, URE_MCU_TYPE_PLA, 1646 URE_PKT_AVAIL_SPDWN_EN | URE_SUSPEND_SPDWN_EN | 1647 URE_U1U2_SPDWN_EN | URE_L1_SPDWN_EN); 1648 ure_write_2(sc, URE_PLA_MAC_PWR_CTRL4, URE_MCU_TYPE_PLA, 1649 URE_PWRSAVE_SPDWN_EN | URE_RXDV_SPDWN_EN | URE_TX10MIDLE_EN | 1650 URE_TP100_SPDWN_EN | URE_TP500_SPDWN_EN | URE_TP1000_SPDWN_EN | 1651 URE_EEE_SPDWN_EN); 1652 1653 val = ure_read_2(sc, URE_USB_U2P3_CTRL, URE_MCU_TYPE_USB); 1654 if (!(sc->sc_chip & (URE_CHIP_VER_5C00 | URE_CHIP_VER_5C10))) 1655 val |= URE_U2P3_ENABLE; 1656 else 1657 val &= ~URE_U2P3_ENABLE; 1658 ure_write_2(sc, URE_USB_U2P3_CTRL, URE_MCU_TYPE_USB, val); 1659 1660 memset(u1u2, 0x00, sizeof(u1u2)); 1661 ure_write_mem(sc, URE_USB_TOLERANCE, 1662 URE_MCU_TYPE_USB | URE_BYTE_EN_SIX_BYTES, u1u2, sizeof(u1u2)); 1663 1664 ure_enable_aldps(sc, false); 1665 1666 if (sc->sc_chip & (URE_CHIP_VER_5C00 | URE_CHIP_VER_5C10 | 1667 URE_CHIP_VER_5C20)) { 1668 ure_ocp_reg_write(sc, URE_OCP_ADC_CFG, 1669 URE_CKADSEL_L | URE_ADC_EN | URE_EN_EMI_L); 1670 } 1671 if (sc->sc_chip & URE_CHIP_VER_5C00) { 1672 ure_ocp_reg_write(sc, URE_OCP_EEE_CFG, 1673 ure_ocp_reg_read(sc, URE_OCP_EEE_CFG) & 1674 ~URE_CTAP_SHORT_EN); 1675 } 1676 ure_ocp_reg_write(sc, URE_OCP_POWER_CFG, 1677 ure_ocp_reg_read(sc, URE_OCP_POWER_CFG) | 1678 URE_EEE_CLKDIV_EN); 1679 ure_ocp_reg_write(sc, URE_OCP_DOWN_SPEED, 1680 ure_ocp_reg_read(sc, URE_OCP_DOWN_SPEED) | 1681 URE_EN_10M_BGOFF); 1682 ure_ocp_reg_write(sc, URE_OCP_POWER_CFG, 1683 ure_ocp_reg_read(sc, URE_OCP_POWER_CFG) | 1684 URE_EN_10M_PLLOFF); 1685 ure_sram_write(sc, URE_SRAM_IMPEDANCE, 0x0b13); 1686 URE_SETBIT_2(sc, URE_PLA_PHY_PWR, URE_MCU_TYPE_PLA, URE_PFM_PWM_SWITCH); 1687 1688 /* Enable LPF corner auto tune. */ 1689 ure_sram_write(sc, URE_SRAM_LPF_CFG, 0xf70f); 1690 1691 /* Adjust 10M amplitude. */ 1692 ure_sram_write(sc, URE_SRAM_10M_AMP1, 0x00af); 1693 ure_sram_write(sc, URE_SRAM_10M_AMP2, 0x0208); 1694 1695 ure_rtl8152_nic_reset(sc); 1696 1697 /* Enable Rx aggregation. */ 1698 URE_CLRBIT_2(sc, URE_USB_USB_CTRL, URE_MCU_TYPE_USB, URE_RX_AGG_DISABLE | URE_RX_ZERO_EN); 1699 1700 val = ure_read_2(sc, URE_USB_U2P3_CTRL, URE_MCU_TYPE_USB); 1701 if (!(sc->sc_chip & (URE_CHIP_VER_5C00 | URE_CHIP_VER_5C10))) 1702 val |= URE_U2P3_ENABLE; 1703 else 1704 val &= ~URE_U2P3_ENABLE; 1705 ure_write_2(sc, URE_USB_U2P3_CTRL, URE_MCU_TYPE_USB, val); 1706 1707 memset(u1u2, 0xff, sizeof(u1u2)); 1708 ure_write_mem(sc, URE_USB_TOLERANCE, 1709 URE_MCU_TYPE_USB | URE_BYTE_EN_SIX_BYTES, u1u2, sizeof(u1u2)); 1710 } 1711 1712 static void 1713 ure_rtl8153b_init(struct ure_softc *sc) 1714 { 1715 uint16_t val; 1716 int i; 1717 1718 if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) { 1719 URE_CLRBIT_1(sc, 0xd26b, URE_MCU_TYPE_USB, 0x01); 1720 ure_write_2(sc, 0xd32a, URE_MCU_TYPE_USB, 0); 1721 URE_SETBIT_2(sc, 0xcfee, URE_MCU_TYPE_USB, 0x0020); 1722 } 1723 1724 if (sc->sc_flags & URE_FLAG_8156B) { 1725 URE_SETBIT_2(sc, 0xb460, URE_MCU_TYPE_USB, 0x08); 1726 } 1727 1728 ure_enable_aldps(sc, false); 1729 1730 /* Disable U1U2 */ 1731 URE_CLRBIT_2(sc, URE_USB_LPM_CONFIG, URE_MCU_TYPE_USB, URE_LPM_U1U2_EN); 1732 1733 /* Wait loading flash */ 1734 if (sc->sc_chip == URE_CHIP_VER_7410) { 1735 if ((ure_read_2(sc, 0xd3ae, URE_MCU_TYPE_PLA) & 0x0002) && 1736 !(ure_read_2(sc, 0xd284, URE_MCU_TYPE_USB) & 0x0020)) { 1737 for (i=0; i < 100; i++) { 1738 if (ure_read_2(sc, 0xd284, URE_MCU_TYPE_USB) & 0x0004) 1739 break; 1740 uether_pause(&sc->sc_ue, hz / 1000); 1741 } 1742 } 1743 } 1744 1745 for (i = 0; i < URE_TIMEOUT; i++) { 1746 if (ure_read_2(sc, URE_PLA_BOOT_CTRL, URE_MCU_TYPE_PLA) & 1747 URE_AUTOLOAD_DONE) 1748 break; 1749 uether_pause(&sc->sc_ue, hz / 100); 1750 } 1751 if (i == URE_TIMEOUT) 1752 device_printf(sc->sc_ue.ue_dev, 1753 "timeout waiting for chip autoload\n"); 1754 1755 val = ure_phy_status(sc, 0); 1756 if ((val == URE_PHY_STAT_EXT_INIT) & 1757 (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B))) { 1758 ure_ocp_reg_write(sc, 0xa468, 1759 ure_ocp_reg_read(sc, 0xa468) & ~0x0a); 1760 if (sc->sc_flags & URE_FLAG_8156B) 1761 ure_ocp_reg_write(sc, 0xa466, 1762 ure_ocp_reg_read(sc, 0xa466) & ~0x01); 1763 } 1764 1765 val = ure_ocp_reg_read(sc, URE_OCP_BASE_MII + MII_BMCR); 1766 if (val & BMCR_PDOWN) { 1767 val &= ~BMCR_PDOWN; 1768 ure_ocp_reg_write(sc, URE_OCP_BASE_MII + MII_BMCR, val); 1769 } 1770 1771 ure_phy_status(sc, URE_PHY_STAT_LAN_ON); 1772 1773 /* Disable U2P3 */ 1774 URE_CLRBIT_2(sc, URE_USB_U2P3_CTRL, URE_MCU_TYPE_USB, URE_U2P3_ENABLE); 1775 1776 /* MSC timer, 32760 ms. */ 1777 ure_write_2(sc, URE_USB_MSC_TIMER, URE_MCU_TYPE_USB, 0x0fff); 1778 1779 /* U1/U2/L1 idle timer, 500 us. */ 1780 ure_write_2(sc, URE_USB_U1U2_TIMER, URE_MCU_TYPE_USB, 500); 1781 1782 /* Disable power cut */ 1783 URE_CLRBIT_2(sc, URE_USB_POWER_CUT, URE_MCU_TYPE_USB, URE_PWR_EN); 1784 URE_CLRBIT_2(sc, URE_USB_MISC_0, URE_MCU_TYPE_USB, URE_PCUT_STATUS); 1785 1786 /* Disable ups */ 1787 URE_CLRBIT_1(sc, URE_USB_POWER_CUT, URE_MCU_TYPE_USB, URE_UPS_EN | URE_USP_PREWAKE); 1788 URE_CLRBIT_1(sc, 0xcfff, URE_MCU_TYPE_USB, 0x01); 1789 1790 /* Disable queue wake */ 1791 URE_CLRBIT_1(sc, URE_PLA_INDICATE_FALG, URE_MCU_TYPE_USB, URE_UPCOMING_RUNTIME_D3); 1792 URE_CLRBIT_1(sc, URE_PLA_SUSPEND_FLAG, URE_MCU_TYPE_USB, URE_LINK_CHG_EVENT); 1793 URE_CLRBIT_2(sc, URE_PLA_EXTRA_STATUS, URE_MCU_TYPE_USB, URE_LINK_CHANGE_FLAG); 1794 1795 /* Disable runtime suspend */ 1796 ure_write_1(sc, URE_PLA_CRWECR, URE_MCU_TYPE_PLA, URE_CRWECR_CONFIG); 1797 URE_CLRBIT_2(sc, URE_PLA_CONFIG34, URE_MCU_TYPE_USB, URE_LINK_OFF_WAKE_EN); 1798 ure_write_1(sc, URE_PLA_CRWECR, URE_MCU_TYPE_PLA, URE_CRWECR_NORAML); 1799 1800 /* Enable U1U2 */ 1801 if (usbd_get_speed(sc->sc_ue.ue_udev) == USB_SPEED_SUPER) 1802 URE_SETBIT_2(sc, URE_USB_LPM_CONFIG, URE_MCU_TYPE_USB, URE_LPM_U1U2_EN); 1803 1804 if (sc->sc_flags & URE_FLAG_8156B) { 1805 URE_CLRBIT_2(sc, 0xc010, URE_MCU_TYPE_PLA, 0x0800); 1806 URE_SETBIT_2(sc, 0xe854, URE_MCU_TYPE_PLA, 0x0001); 1807 1808 /* enable fc timer and set timer to 600 ms. */ 1809 ure_write_2(sc, URE_USB_FC_TIMER, URE_MCU_TYPE_USB, URE_CTRL_TIMER_EN | (600 / 8)); 1810 1811 if (!(ure_read_1(sc, 0xdc6b, URE_MCU_TYPE_PLA) & 0x80)) { 1812 val = ure_read_2(sc, URE_USB_FW_CTRL, URE_MCU_TYPE_USB); 1813 val |= URE_FLOW_CTRL_PATCH_OPT | 0x0100; 1814 val &= ~0x08; 1815 ure_write_2(sc, URE_USB_FW_CTRL, URE_MCU_TYPE_USB, val); 1816 } 1817 1818 URE_SETBIT_2(sc, URE_USB_FW_TASK, URE_MCU_TYPE_USB, URE_FC_PATCH_TASK); 1819 } 1820 1821 val = ure_read_2(sc, URE_PLA_EXTRA_STATUS, URE_MCU_TYPE_PLA); 1822 if (ure_get_link_status(sc)) 1823 val |= URE_CUR_LINK_OK; 1824 else 1825 val &= ~URE_CUR_LINK_OK; 1826 val |= URE_POLL_LINK_CHG; 1827 ure_write_2(sc, URE_PLA_EXTRA_STATUS, URE_MCU_TYPE_PLA, val); 1828 1829 /* MAC clock speed down */ 1830 if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) { 1831 ure_write_2(sc, URE_PLA_MAC_PWR_CTRL, URE_MCU_TYPE_PLA, 0x0403); 1832 val = ure_read_2(sc, URE_PLA_MAC_PWR_CTRL2, URE_MCU_TYPE_PLA); 1833 val &= ~0xff; 1834 val |= URE_MAC_CLK_SPDWN_EN | 0x03; 1835 ure_write_2(sc, URE_PLA_MAC_PWR_CTRL2, URE_MCU_TYPE_PLA, val); 1836 } else { 1837 URE_SETBIT_2(sc, URE_PLA_MAC_PWR_CTRL2, URE_MCU_TYPE_USB, URE_MAC_CLK_SPDWN_EN); 1838 } 1839 URE_CLRBIT_2(sc, URE_PLA_MAC_PWR_CTRL3, URE_MCU_TYPE_PLA, URE_PLA_MCU_SPDWN_EN); 1840 1841 /* Enable Rx aggregation. */ 1842 URE_CLRBIT_2(sc, URE_USB_USB_CTRL, URE_MCU_TYPE_USB, URE_RX_AGG_DISABLE | URE_RX_ZERO_EN); 1843 1844 if (sc->sc_flags & URE_FLAG_8156) 1845 URE_SETBIT_1(sc, 0xd4b4, URE_MCU_TYPE_USB, 0x02); 1846 1847 /* Reset tally */ 1848 URE_SETBIT_2(sc, URE_PLA_RSTTALLY, URE_MCU_TYPE_USB, URE_TALLY_RESET); 1849 } 1850 1851 static void 1852 ure_rtl8153b_nic_reset(struct ure_softc *sc) 1853 { 1854 struct ifnet *ifp = uether_getifp(&sc->sc_ue); 1855 uint16_t val; 1856 int i; 1857 1858 /* Disable U1U2 */ 1859 URE_CLRBIT_2(sc, URE_USB_LPM_CONFIG, URE_MCU_TYPE_USB, URE_LPM_U1U2_EN); 1860 1861 /* Disable U2P3 */ 1862 URE_CLRBIT_2(sc, URE_USB_U2P3_CTRL, URE_MCU_TYPE_USB, URE_U2P3_ENABLE); 1863 1864 ure_enable_aldps(sc, false); 1865 1866 /* Enable rxdy_gated */ 1867 URE_SETBIT_2(sc, URE_PLA_MISC_1, URE_MCU_TYPE_PLA, URE_RXDY_GATED_EN); 1868 1869 /* Disable teredo */ 1870 ure_disable_teredo(sc); 1871 1872 DEVPRINTFN(14, sc->sc_ue.ue_dev, "rtl8153b_nic_reset: RCR: %#x\n", ure_read_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA)); 1873 URE_CLRBIT_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA, URE_RCR_ACPT_ALL); 1874 1875 ure_reset(sc); 1876 1877 /* Reset BMU */ 1878 URE_CLRBIT_1(sc, URE_USB_BMU_RESET, URE_MCU_TYPE_USB, URE_BMU_RESET_EP_IN | URE_BMU_RESET_EP_OUT); 1879 URE_SETBIT_1(sc, URE_USB_BMU_RESET, URE_MCU_TYPE_USB, URE_BMU_RESET_EP_IN | URE_BMU_RESET_EP_OUT); 1880 1881 URE_CLRBIT_1(sc, URE_PLA_OOB_CTRL, URE_MCU_TYPE_PLA, URE_NOW_IS_OOB); 1882 URE_CLRBIT_2(sc, URE_PLA_SFF_STS_7, URE_MCU_TYPE_PLA, URE_MCU_BORW_EN); 1883 if (sc->sc_flags & URE_FLAG_8153B) { 1884 for (i = 0; i < URE_TIMEOUT; i++) { 1885 if (ure_read_1(sc, URE_PLA_OOB_CTRL, URE_MCU_TYPE_PLA) & 1886 URE_LINK_LIST_READY) 1887 break; 1888 uether_pause(&sc->sc_ue, hz / 100); 1889 } 1890 if (i == URE_TIMEOUT) 1891 device_printf(sc->sc_ue.ue_dev, 1892 "timeout waiting for OOB control\n"); 1893 1894 URE_SETBIT_2(sc, URE_PLA_SFF_STS_7, URE_MCU_TYPE_PLA, URE_RE_INIT_LL); 1895 for (i = 0; i < URE_TIMEOUT; i++) { 1896 if (ure_read_1(sc, URE_PLA_OOB_CTRL, URE_MCU_TYPE_PLA) & 1897 URE_LINK_LIST_READY) 1898 break; 1899 uether_pause(&sc->sc_ue, hz / 100); 1900 } 1901 if (i == URE_TIMEOUT) 1902 device_printf(sc->sc_ue.ue_dev, 1903 "timeout waiting for OOB control\n"); 1904 } 1905 1906 /* Configure rxvlan */ 1907 val = ure_read_2(sc, 0xc012, URE_MCU_TYPE_PLA); 1908 val &= ~0x00c0; 1909 if (ifp->if_capabilities & IFCAP_VLAN_HWTAGGING) 1910 val |= 0x00c0; 1911 ure_write_2(sc, 0xc012, URE_MCU_TYPE_PLA, val); 1912 1913 val = if_getmtu(ifp); 1914 ure_write_2(sc, URE_PLA_RMS, URE_MCU_TYPE_PLA, URE_FRAMELEN(val)); 1915 ure_write_1(sc, URE_PLA_MTPS, URE_MCU_TYPE_PLA, URE_MTPS_JUMBO); 1916 1917 if (sc->sc_flags & URE_FLAG_8153B) { 1918 URE_SETBIT_2(sc, URE_PLA_TCR0, URE_MCU_TYPE_PLA, URE_TCR0_AUTO_FIFO); 1919 ure_reset(sc); 1920 } 1921 1922 /* Configure fc parameter */ 1923 if (sc->sc_flags & URE_FLAG_8156) { 1924 ure_write_2(sc, 0xc0a6, URE_MCU_TYPE_PLA, 0x0400); 1925 ure_write_2(sc, 0xc0aa, URE_MCU_TYPE_PLA, 0x0800); 1926 } else if (sc->sc_flags & URE_FLAG_8156B) { 1927 ure_write_2(sc, 0xc0a6, URE_MCU_TYPE_PLA, 0x0200); 1928 ure_write_2(sc, 0xc0aa, URE_MCU_TYPE_PLA, 0x0400); 1929 } 1930 1931 /* Configure Rx FIFO threshold. */ 1932 if (sc->sc_flags & URE_FLAG_8153B) { 1933 ure_write_4(sc, URE_PLA_RXFIFO_CTRL0, URE_MCU_TYPE_PLA, URE_RXFIFO_THR1_NORMAL); 1934 ure_write_2(sc, URE_PLA_RXFIFO_CTRL1, URE_MCU_TYPE_PLA, URE_RXFIFO_THR2_NORMAL); 1935 ure_write_2(sc, URE_PLA_RXFIFO_CTRL2, URE_MCU_TYPE_PLA, URE_RXFIFO_THR3_NORMAL); 1936 ure_write_4(sc, URE_USB_RX_BUF_TH, URE_MCU_TYPE_USB, URE_RX_THR_B); 1937 } else { 1938 ure_write_2(sc, 0xc0a2, URE_MCU_TYPE_PLA, 1939 (ure_read_2(sc, 0xc0a2, URE_MCU_TYPE_PLA) & ~0xfff) | 0x08); 1940 ure_write_4(sc, URE_USB_RX_BUF_TH, URE_MCU_TYPE_USB, 0x00600400); 1941 } 1942 1943 /* Configure Tx FIFO threshold. */ 1944 if (sc->sc_flags & URE_FLAG_8153B) { 1945 ure_write_4(sc, URE_PLA_TXFIFO_CTRL, URE_MCU_TYPE_PLA, URE_TXFIFO_THR_NORMAL2); 1946 } else if (sc->sc_flags & URE_FLAG_8156) { 1947 ure_write_2(sc, URE_PLA_TXFIFO_CTRL, URE_MCU_TYPE_PLA, URE_TXFIFO_THR_NORMAL2); 1948 URE_SETBIT_2(sc, 0xd4b4, URE_MCU_TYPE_USB, 0x0002); 1949 } else if (sc->sc_flags & URE_FLAG_8156B) { 1950 ure_write_2(sc, URE_PLA_TXFIFO_CTRL, URE_MCU_TYPE_PLA, 0x0008); 1951 ure_write_2(sc, 0xe61a, URE_MCU_TYPE_PLA, 1952 (URE_FRAMELEN(val) + 0x100) / 16 ); 1953 } 1954 1955 URE_CLRBIT_2(sc, URE_PLA_MAC_PWR_CTRL3, URE_MCU_TYPE_PLA, URE_PLA_MCU_SPDWN_EN); 1956 1957 if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) 1958 URE_CLRBIT_2(sc, 0xd32a, URE_MCU_TYPE_USB, 0x300); 1959 1960 ure_enable_aldps(sc, true); 1961 1962 if (sc->sc_flags & (URE_FLAG_8156 | URE_FLAG_8156B)) { 1963 /* Enable U2P3 */ 1964 URE_SETBIT_2(sc, URE_USB_U2P3_CTRL, URE_MCU_TYPE_USB, URE_U2P3_ENABLE); 1965 } 1966 1967 /* Enable U1U2 */ 1968 if (usbd_get_speed(sc->sc_ue.ue_udev) == USB_SPEED_SUPER) 1969 URE_SETBIT_2(sc, URE_USB_LPM_CONFIG, URE_MCU_TYPE_USB, URE_LPM_U1U2_EN); 1970 } 1971 1972 static void 1973 ure_stop(struct usb_ether *ue) 1974 { 1975 struct ure_softc *sc = uether_getsc(ue); 1976 struct ifnet *ifp = uether_getifp(ue); 1977 1978 URE_LOCK_ASSERT(sc, MA_OWNED); 1979 1980 ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); 1981 sc->sc_flags &= ~URE_FLAG_LINK; 1982 sc->sc_rxstarted = 0; 1983 1984 /* 1985 * stop all the transfers, if not already stopped: 1986 */ 1987 for (int i = 0; i < URE_MAX_RX; i++) 1988 usbd_transfer_stop(sc->sc_rx_xfer[i]); 1989 for (int i = 0; i < URE_MAX_TX; i++) 1990 usbd_transfer_stop(sc->sc_tx_xfer[i]); 1991 } 1992 1993 static void 1994 ure_disable_teredo(struct ure_softc *sc) 1995 { 1996 1997 if (sc->sc_flags & (URE_FLAG_8153B | URE_FLAG_8156 | URE_FLAG_8156B)) 1998 ure_write_1(sc, URE_PLA_TEREDO_CFG, URE_MCU_TYPE_PLA, 0xff); 1999 else { 2000 URE_CLRBIT_2(sc, URE_PLA_TEREDO_CFG, URE_MCU_TYPE_PLA, 2001 (URE_TEREDO_SEL | URE_TEREDO_RS_EVENT_MASK | URE_OOB_TEREDO_EN)); 2002 } 2003 ure_write_2(sc, URE_PLA_WDT6_CTRL, URE_MCU_TYPE_PLA, URE_WDT6_SET_MODE); 2004 ure_write_2(sc, URE_PLA_REALWOW_TIMER, URE_MCU_TYPE_PLA, 0); 2005 ure_write_4(sc, URE_PLA_TEREDO_TIMER, URE_MCU_TYPE_PLA, 0); 2006 } 2007 2008 static void 2009 ure_enable_aldps(struct ure_softc *sc, bool enable) 2010 { 2011 int i; 2012 2013 if (enable) { 2014 ure_ocp_reg_write(sc, URE_OCP_POWER_CFG, 2015 ure_ocp_reg_read(sc, URE_OCP_POWER_CFG) | URE_EN_ALDPS); 2016 } else { 2017 ure_ocp_reg_write(sc, URE_OCP_ALDPS_CONFIG, URE_ENPDNPS | URE_LINKENA | 2018 URE_DIS_SDSAVE); 2019 for (i = 0; i < 20; i++) { 2020 uether_pause(&sc->sc_ue, hz / 1000); 2021 if (ure_ocp_reg_read(sc, 0xe000) & 0x0100) 2022 break; 2023 } 2024 } 2025 } 2026 2027 static uint16_t 2028 ure_phy_status(struct ure_softc *sc, uint16_t desired) 2029 { 2030 uint16_t val; 2031 int i; 2032 2033 for (i = 0; i < URE_TIMEOUT; i++) { 2034 val = ure_ocp_reg_read(sc, URE_OCP_PHY_STATUS) & 2035 URE_PHY_STAT_MASK; 2036 if (desired) { 2037 if (val == desired) 2038 break; 2039 } else { 2040 if (val == URE_PHY_STAT_LAN_ON || 2041 val == URE_PHY_STAT_PWRDN || 2042 val == URE_PHY_STAT_EXT_INIT) 2043 break; 2044 } 2045 uether_pause(&sc->sc_ue, hz / 100); 2046 } 2047 if (i == URE_TIMEOUT) 2048 device_printf(sc->sc_ue.ue_dev, 2049 "timeout waiting for phy to stabilize\n"); 2050 2051 return (val); 2052 } 2053 2054 static void 2055 ure_rtl8152_nic_reset(struct ure_softc *sc) 2056 { 2057 uint32_t rx_fifo1, rx_fifo2; 2058 int i; 2059 2060 URE_SETBIT_2(sc, URE_PLA_MISC_1, URE_MCU_TYPE_PLA, URE_RXDY_GATED_EN); 2061 2062 ure_disable_teredo(sc); 2063 2064 DEVPRINTFN(14, sc->sc_ue.ue_dev, "rtl8152_nic_reset: RCR: %#x\n", ure_read_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA)); 2065 URE_CLRBIT_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA, URE_RCR_ACPT_ALL); 2066 2067 ure_reset(sc); 2068 2069 ure_write_1(sc, URE_PLA_CR, URE_MCU_TYPE_PLA, 0); 2070 2071 URE_CLRBIT_1(sc, URE_PLA_OOB_CTRL, URE_MCU_TYPE_PLA, URE_NOW_IS_OOB); 2072 2073 URE_CLRBIT_2(sc, URE_PLA_SFF_STS_7, URE_MCU_TYPE_PLA, URE_MCU_BORW_EN); 2074 for (i = 0; i < URE_TIMEOUT; i++) { 2075 if (ure_read_1(sc, URE_PLA_OOB_CTRL, URE_MCU_TYPE_PLA) & 2076 URE_LINK_LIST_READY) 2077 break; 2078 uether_pause(&sc->sc_ue, hz / 100); 2079 } 2080 if (i == URE_TIMEOUT) 2081 device_printf(sc->sc_ue.ue_dev, 2082 "timeout waiting for OOB control\n"); 2083 URE_SETBIT_2(sc, URE_PLA_SFF_STS_7, URE_MCU_TYPE_PLA, URE_RE_INIT_LL); 2084 for (i = 0; i < URE_TIMEOUT; i++) { 2085 if (ure_read_1(sc, URE_PLA_OOB_CTRL, URE_MCU_TYPE_PLA) & 2086 URE_LINK_LIST_READY) 2087 break; 2088 uether_pause(&sc->sc_ue, hz / 100); 2089 } 2090 if (i == URE_TIMEOUT) 2091 device_printf(sc->sc_ue.ue_dev, 2092 "timeout waiting for OOB control\n"); 2093 2094 URE_CLRBIT_2(sc, URE_PLA_CPCR, URE_MCU_TYPE_PLA, URE_CPCR_RX_VLAN); 2095 2096 URE_SETBIT_2(sc, URE_PLA_TCR0, URE_MCU_TYPE_PLA, URE_TCR0_AUTO_FIFO); 2097 2098 /* Configure Rx FIFO threshold. */ 2099 ure_write_4(sc, URE_PLA_RXFIFO_CTRL0, URE_MCU_TYPE_PLA, 2100 URE_RXFIFO_THR1_NORMAL); 2101 if (usbd_get_speed(sc->sc_ue.ue_udev) == USB_SPEED_FULL) { 2102 rx_fifo1 = URE_RXFIFO_THR2_FULL; 2103 rx_fifo2 = URE_RXFIFO_THR3_FULL; 2104 } else { 2105 rx_fifo1 = URE_RXFIFO_THR2_HIGH; 2106 rx_fifo2 = URE_RXFIFO_THR3_HIGH; 2107 } 2108 ure_write_4(sc, URE_PLA_RXFIFO_CTRL1, URE_MCU_TYPE_PLA, rx_fifo1); 2109 ure_write_4(sc, URE_PLA_RXFIFO_CTRL2, URE_MCU_TYPE_PLA, rx_fifo2); 2110 2111 /* Configure Tx FIFO threshold. */ 2112 ure_write_4(sc, URE_PLA_TXFIFO_CTRL, URE_MCU_TYPE_PLA, 2113 URE_TXFIFO_THR_NORMAL); 2114 } 2115 2116 /* 2117 * Update mbuf for rx checksum from hardware 2118 */ 2119 static void 2120 ure_rxcsum(int capenb, struct ure_rxpkt *rp, struct mbuf *m) 2121 { 2122 int flags; 2123 uint32_t csum, misc; 2124 int tcp, udp; 2125 2126 m->m_pkthdr.csum_flags = 0; 2127 2128 if (!(capenb & IFCAP_RXCSUM)) 2129 return; 2130 2131 csum = le32toh(rp->ure_csum); 2132 misc = le32toh(rp->ure_misc); 2133 2134 tcp = udp = 0; 2135 2136 flags = 0; 2137 if (csum & URE_RXPKT_IPV4_CS) 2138 flags |= CSUM_IP_CHECKED; 2139 else if (csum & URE_RXPKT_IPV6_CS) 2140 flags = 0; 2141 2142 tcp = rp->ure_csum & URE_RXPKT_TCP_CS; 2143 udp = rp->ure_csum & URE_RXPKT_UDP_CS; 2144 2145 if (__predict_true((flags & CSUM_IP_CHECKED) && 2146 !(misc & URE_RXPKT_IP_F))) { 2147 flags |= CSUM_IP_VALID; 2148 } 2149 if (__predict_true( 2150 (tcp && !(misc & URE_RXPKT_TCP_F)) || 2151 (udp && !(misc & URE_RXPKT_UDP_F)))) { 2152 flags |= CSUM_DATA_VALID|CSUM_PSEUDO_HDR; 2153 m->m_pkthdr.csum_data = 0xFFFF; 2154 } 2155 2156 m->m_pkthdr.csum_flags = flags; 2157 } 2158 2159 /* 2160 * If the L4 checksum offset is larger than 0x7ff (2047), return failure. 2161 * We currently restrict MTU such that it can't happen, and even if we 2162 * did have a large enough MTU, only a very specially crafted IPv6 packet 2163 * with MANY headers could possibly come close. 2164 * 2165 * Returns 0 for success, and 1 if the packet cannot be checksummed and 2166 * should be dropped. 2167 */ 2168 static int 2169 ure_txcsum(struct mbuf *m, int caps, uint32_t *regout) 2170 { 2171 struct ip ip; 2172 struct ether_header *eh; 2173 int flags; 2174 uint32_t data; 2175 uint32_t reg; 2176 int l3off, l4off; 2177 uint16_t type; 2178 2179 *regout = 0; 2180 flags = m->m_pkthdr.csum_flags; 2181 if (flags == 0) 2182 return (0); 2183 2184 if (__predict_true(m->m_len >= (int)sizeof(*eh))) { 2185 eh = mtod(m, struct ether_header *); 2186 type = eh->ether_type; 2187 } else 2188 m_copydata(m, offsetof(struct ether_header, ether_type), 2189 sizeof(type), (caddr_t)&type); 2190 2191 switch (type = htons(type)) { 2192 case ETHERTYPE_IP: 2193 case ETHERTYPE_IPV6: 2194 l3off = ETHER_HDR_LEN; 2195 break; 2196 case ETHERTYPE_VLAN: 2197 /* XXX - what about QinQ? */ 2198 l3off = ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN; 2199 break; 2200 default: 2201 return (0); 2202 } 2203 2204 reg = 0; 2205 2206 if (flags & CSUM_IP) 2207 reg |= URE_TXPKT_IPV4_CS; 2208 2209 data = m->m_pkthdr.csum_data; 2210 if (flags & (CSUM_IP_TCP | CSUM_IP_UDP)) { 2211 m_copydata(m, l3off, sizeof ip, (caddr_t)&ip); 2212 l4off = l3off + (ip.ip_hl << 2) + data; 2213 if (__predict_false(l4off > URE_L4_OFFSET_MAX)) 2214 return (1); 2215 2216 reg |= URE_TXPKT_IPV4_CS; 2217 if (flags & CSUM_IP_TCP) 2218 reg |= URE_TXPKT_TCP_CS; 2219 else if (flags & CSUM_IP_UDP) 2220 reg |= URE_TXPKT_UDP_CS; 2221 reg |= l4off << URE_L4_OFFSET_SHIFT; 2222 } 2223 #ifdef INET6 2224 else if (flags & (CSUM_IP6_TCP | CSUM_IP6_UDP)) { 2225 l4off = l3off + data; 2226 if (__predict_false(l4off > URE_L4_OFFSET_MAX)) 2227 return (1); 2228 2229 reg |= URE_TXPKT_IPV6_CS; 2230 if (flags & CSUM_IP6_TCP) 2231 reg |= URE_TXPKT_TCP_CS; 2232 else if (flags & CSUM_IP6_UDP) 2233 reg |= URE_TXPKT_UDP_CS; 2234 reg |= l4off << URE_L4_OFFSET_SHIFT; 2235 } 2236 #endif 2237 *regout = reg; 2238 return 0; 2239 } 2240