if_ep_pcmcia.c revision 1.33
1/* $OpenBSD: if_ep_pcmcia.c,v 1.33 2005/06/08 17:03:01 henning Exp $ */ 2/* $NetBSD: if_ep_pcmcia.c,v 1.16 1998/08/17 23:20:40 thorpej Exp $ */ 3 4/*- 5 * Copyright (c) 1998 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 10 * NASA Ames Research Center. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the NetBSD 23 * Foundation, Inc. and its contributors. 24 * 4. Neither the name of The NetBSD Foundation nor the names of its 25 * contributors may be used to endorse or promote products derived 26 * from this software without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 29 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 31 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 32 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 33 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 34 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 35 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 36 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 37 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 38 * POSSIBILITY OF SUCH DAMAGE. 39 */ 40 41/* 42 * Copyright (c) 1997 Marc Horowitz. All rights reserved. 43 * 44 * Redistribution and use in source and binary forms, with or without 45 * modification, are permitted provided that the following conditions 46 * are met: 47 * 1. Redistributions of source code must retain the above copyright 48 * notice, this list of conditions and the following disclaimer. 49 * 2. Redistributions in binary form must reproduce the above copyright 50 * notice, this list of conditions and the following disclaimer in the 51 * documentation and/or other materials provided with the distribution. 52 * 3. All advertising materials mentioning features or use of this software 53 * must display the following acknowledgement: 54 * This product includes software developed by Marc Horowitz. 55 * 4. The name of the author may not be used to endorse or promote products 56 * derived from this software without specific prior written permission. 57 * 58 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 59 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 60 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 61 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 62 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 63 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 64 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 65 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 66 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 67 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 68 */ 69 70#include "bpfilter.h" 71 72#include <sys/param.h> 73#include <sys/systm.h> 74#include <sys/mbuf.h> 75#include <sys/socket.h> 76#include <sys/ioctl.h> 77#include <sys/errno.h> 78#include <sys/syslog.h> 79#include <sys/select.h> 80#include <sys/device.h> 81 82#include <net/if.h> 83#include <net/if_dl.h> 84#include <net/if_types.h> 85#include <net/netisr.h> 86#include <net/if_media.h> 87 88#ifdef INET 89#include <netinet/in.h> 90#include <netinet/in_systm.h> 91#include <netinet/in_var.h> 92#include <netinet/ip.h> 93#include <netinet/if_ether.h> 94#endif 95 96#if NBPFILTER > 0 97#include <net/bpf.h> 98#endif 99 100#include <machine/cpu.h> 101#include <machine/bus.h> 102 103#include <dev/mii/mii.h> 104#include <dev/mii/miivar.h> 105 106#include <dev/ic/elink3var.h> 107#include <dev/ic/elink3reg.h> 108 109#include <dev/pcmcia/pcmciareg.h> 110#include <dev/pcmcia/pcmciavar.h> 111#include <dev/pcmcia/pcmciadevs.h> 112 113int ep_pcmcia_match(struct device *, void *, void *); 114void ep_pcmcia_attach(struct device *, struct device *, void *); 115int ep_pcmcia_detach(struct device *, int); 116int ep_pcmcia_activate(struct device *, enum devact); 117 118int ep_pcmcia_get_enaddr(struct pcmcia_tuple *, void *); 119int ep_pcmcia_enable(struct ep_softc *); 120void ep_pcmcia_disable(struct ep_softc *); 121 122int ep_pcmcia_enable1(struct ep_softc *); 123void ep_pcmcia_disable1(struct ep_softc *); 124 125struct ep_pcmcia_softc { 126 struct ep_softc sc_ep; /* real "ep" softc */ 127 128 /* PCMCIA-specific goo */ 129 struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */ 130 int sc_io_window; /* our i/o window */ 131 struct pcmcia_function *sc_pf; /* our PCMCIA function */ 132}; 133 134struct cfattach ep_pcmcia_ca = { 135 sizeof(struct ep_pcmcia_softc), ep_pcmcia_match, ep_pcmcia_attach, 136 ep_pcmcia_detach, ep_pcmcia_activate 137}; 138 139struct ep_pcmcia_product { 140 u_int16_t epp_product; /* PCMCIA product ID */ 141 u_short epp_chipset; /* 3Com chipset used */ 142 int epp_flags; /* initial softc flags */ 143 int epp_expfunc; /* expected function */ 144} ep_pcmcia_prod[] = { 145 { PCMCIA_PRODUCT_3COM_3C562, EP_CHIPSET_3C509, 146 0, 0 }, 147 148 { PCMCIA_PRODUCT_3COM_3C589, EP_CHIPSET_3C509, 149 0, 0 }, 150 151 { PCMCIA_PRODUCT_3COM_3CXEM556, EP_CHIPSET_3C509, 152 0, 0 }, 153 154 { PCMCIA_PRODUCT_3COM_3CXEM556B,EP_CHIPSET_3C509, 155 0, 0 }, 156 157 { PCMCIA_PRODUCT_3COM_3C1, EP_CHIPSET_3C509, 158 0, 0 }, 159 160 { PCMCIA_PRODUCT_3COM_3CCFEM556BI, EP_CHIPSET_ROADRUNNER, 161 EP_FLAGS_MII, 0 }, 162 163 { PCMCIA_PRODUCT_3COM_3C574, EP_CHIPSET_ROADRUNNER, 164 EP_FLAGS_MII, 0 } 165}; 166 167struct ep_pcmcia_product *ep_pcmcia_lookup(struct pcmcia_attach_args *); 168 169struct ep_pcmcia_product * 170ep_pcmcia_lookup(pa) 171 struct pcmcia_attach_args *pa; 172{ 173 int i; 174 175 for (i = 0; i < sizeof(ep_pcmcia_prod)/sizeof(ep_pcmcia_prod[0]); i++) 176 if (pa->product == ep_pcmcia_prod[i].epp_product && 177 pa->pf->number == ep_pcmcia_prod[i].epp_expfunc) 178 return &ep_pcmcia_prod[i]; 179 180 return (NULL); 181} 182 183int 184ep_pcmcia_match(parent, match, aux) 185 struct device *parent; 186 void *match, *aux; 187{ 188 struct pcmcia_attach_args *pa = aux; 189 190 if (pa->manufacturer != PCMCIA_VENDOR_3COM) 191 return (0); 192 193 if (ep_pcmcia_lookup(pa) != NULL) 194 return (1); 195 196 return (0); 197} 198 199int 200ep_pcmcia_enable(sc) 201 struct ep_softc *sc; 202{ 203 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; 204 struct pcmcia_function *pf = psc->sc_pf; 205 206 /* establish the interrupt. */ 207 sc->sc_ih = pcmcia_intr_establish(pf, IPL_NET, epintr, 208 sc, sc->sc_dev.dv_xname); 209 if (sc->sc_ih == NULL) { 210 printf("%s: couldn't establish interrupt\n", 211 sc->sc_dev.dv_xname); 212 return (1); 213 } 214 215 return (ep_pcmcia_enable1(sc)); 216} 217 218int 219ep_pcmcia_enable1(sc) 220 struct ep_softc *sc; 221{ 222 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; 223 struct pcmcia_function *pf = psc->sc_pf; 224 int ret; 225 226 if ((ret = pcmcia_function_enable(pf))) 227 return (ret); 228 229 if ((psc->sc_pf->sc->card.product == PCMCIA_PRODUCT_3COM_3C562) || 230 (psc->sc_pf->sc->card.product == PCMCIA_PRODUCT_3COM_3CXEM556) || 231 (psc->sc_pf->sc->card.product == PCMCIA_PRODUCT_3COM_3CXEM556B)) { 232 int reg; 233 234 /* turn off the serial-disable bit */ 235 236 reg = pcmcia_ccr_read(pf, PCMCIA_CCR_OPTION); 237 if (reg & 0x08) { 238 reg &= ~0x08; 239 pcmcia_ccr_write(pf, PCMCIA_CCR_OPTION, reg); 240 } 241 242 } 243 244 return (ret); 245} 246 247void 248ep_pcmcia_disable(sc) 249 struct ep_softc *sc; 250{ 251 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; 252 253 pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih); 254 ep_pcmcia_disable1(sc); 255} 256 257void 258ep_pcmcia_disable1(sc) 259 struct ep_softc *sc; 260{ 261 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; 262 263 pcmcia_function_disable(psc->sc_pf); 264} 265 266void 267ep_pcmcia_attach(parent, self, aux) 268 struct device *parent, *self; 269 void *aux; 270{ 271 struct ep_pcmcia_softc *psc = (void *) self; 272 struct ep_softc *sc = &psc->sc_ep; 273 struct pcmcia_attach_args *pa = aux; 274 struct pcmcia_config_entry *cfe; 275 struct ep_pcmcia_product *epp; 276 u_int8_t myla[ETHER_ADDR_LEN]; 277 u_int8_t *enaddr = NULL; 278 const char *intrstr; 279 int i; 280 281 psc->sc_pf = pa->pf; 282 cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head); 283 284 /* Enable the card. */ 285 pcmcia_function_init(pa->pf, cfe); 286 if (ep_pcmcia_enable1(sc)) 287 printf(": function enable failed\n"); 288 289#ifdef notyet 290 sc->enabled = 1; 291#endif 292 293 if (cfe->num_memspace != 0) 294 printf(": unexpected number of memory spaces %d should be 0\n", 295 cfe->num_memspace); 296 297 if (cfe->num_iospace != 1) 298 printf(": unexpected number of I/O spaces %d should be 1\n", 299 cfe->num_iospace); 300 301 if (pa->product == PCMCIA_PRODUCT_3COM_3C562) { 302 bus_addr_t maxaddr = (pa->pf->sc->iobase + pa->pf->sc->iosize); 303 304 for (i = pa->pf->sc->iobase; i < maxaddr; i += 0x10) { 305 /* 306 * the 3c562 can only use 0x??00-0x??7f 307 * according to the Linux driver 308 */ 309 if (i & 0x80) 310 continue; 311 if (pcmcia_io_alloc(pa->pf, i, cfe->iospace[0].length, 312 cfe->iospace[0].length, &psc->sc_pcioh) == 0) 313 break; 314 } 315 if (i >= maxaddr) { 316 printf(": can't allocate i/o space\n"); 317 return; 318 } 319 } else { 320 if (pcmcia_io_alloc(pa->pf, 0, cfe->iospace[0].length, 321 cfe->iospace[0].length, &psc->sc_pcioh)) 322 printf(": can't allocate i/o space\n"); 323 } 324 325 sc->sc_iot = psc->sc_pcioh.iot; 326 sc->sc_ioh = psc->sc_pcioh.ioh; 327 328 if (pcmcia_io_map(pa->pf, ((cfe->flags & PCMCIA_CFE_IO16) ? 329 PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_IO8), 0, cfe->iospace[0].length, 330 &psc->sc_pcioh, &psc->sc_io_window)) { 331 printf(": can't map i/o space\n"); 332 return; 333 } 334 335 printf(" port 0x%lx/%d", psc->sc_pcioh.addr, psc->sc_pcioh.size); 336 337 switch (pa->product) { 338 case PCMCIA_PRODUCT_3COM_3C562: 339 /* 340 * 3c562a-c use this; 3c562d does it in the regular way. 341 * we might want to check the revision and produce a warning 342 * in the future. 343 */ 344 /* FALLTHROUGH */ 345 case PCMCIA_PRODUCT_3COM_3C574: 346 case PCMCIA_PRODUCT_3COM_3CCFEM556BI: 347 /* 348 * Apparently, some 3c574s do it this way, as well. 349 */ 350 if (pcmcia_scan_cis(parent, ep_pcmcia_get_enaddr, myla)) 351 enaddr = myla; 352 break; 353 } 354 355 sc->bustype = EP_BUS_PCMCIA; 356 357 epp = ep_pcmcia_lookup(pa); 358 if (epp == NULL) 359 panic("ep_pcmcia_attach: impossible"); 360 361 sc->ep_flags = epp->epp_flags; 362 363#ifdef notyet 364 sc->enable = ep_pcmcia_enable; 365 sc->disable = ep_pcmcia_disable; 366#endif 367 368 /* establish the interrupt. */ 369 sc->sc_ih = pcmcia_intr_establish(pa->pf, IPL_NET, epintr, sc, 370 sc->sc_dev.dv_xname); 371 intrstr = pcmcia_intr_string(psc->sc_pf, sc->sc_ih); 372 if (*intrstr) 373 printf(", %s", intrstr); 374 375 printf(":"); 376 377 epconfig(sc, epp->epp_chipset, enaddr); 378 379#ifdef notyet 380 sc->enabled = 0; 381 382 ep_pcmcia_disable1(sc); 383#endif 384} 385 386int 387ep_pcmcia_detach(dev, flags) 388 struct device *dev; 389 int flags; 390{ 391 int rv; 392 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *)dev; 393 394 if ((rv = ep_detach(dev)) != 0) 395 return (rv); 396 397 pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window); 398 pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh); 399 400 return (0); 401} 402 403int 404ep_pcmcia_activate(dev, act) 405 struct device *dev; 406 enum devact act; 407{ 408 struct ep_pcmcia_softc *sc = (struct ep_pcmcia_softc *)dev; 409 struct ep_softc *esc = &sc->sc_ep; 410 struct ifnet *ifp = &esc->sc_arpcom.ac_if; 411 int s; 412 413 s = splnet(); 414 switch (act) { 415 case DVACT_ACTIVATE: 416 pcmcia_function_enable(sc->sc_pf); 417 sc->sc_ep.sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_NET, 418 epintr, sc, esc->sc_dev.dv_xname); 419 epinit(esc); 420 break; 421 422 case DVACT_DEACTIVATE: 423 ifp->if_timer = 0; 424 if (ifp->if_flags & IFF_RUNNING) 425 epstop(esc); 426 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ep.sc_ih); 427 pcmcia_function_disable(sc->sc_pf); 428 break; 429 } 430 splx(s); 431 return (0); 432} 433 434int 435ep_pcmcia_get_enaddr(tuple, arg) 436 struct pcmcia_tuple *tuple; 437 void *arg; 438{ 439 u_int8_t *myla = arg; 440 int i; 441 442 /* this is 3c562a-c magic */ 443 if (tuple->code == 0x88) { 444 if (tuple->length < ETHER_ADDR_LEN) 445 return (0); 446 447 for (i = 0; i < ETHER_ADDR_LEN; i += 2) { 448 myla[i] = pcmcia_tuple_read_1(tuple, i + 1); 449 myla[i + 1] = pcmcia_tuple_read_1(tuple, i); 450 } 451 452 return (1); 453 } 454 return (0); 455} 456