1 /* $OpenBSD: if_ep_pcmcia.c,v 1.41 2011/07/03 15:47:17 matthew 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 * 21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 /* 35 * Copyright (c) 1997 Marc Horowitz. All rights reserved. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 1. Redistributions of source code must retain the above copyright 41 * notice, this list of conditions and the following disclaimer. 42 * 2. Redistributions in binary form must reproduce the above copyright 43 * notice, this list of conditions and the following disclaimer in the 44 * documentation and/or other materials provided with the distribution. 45 * 3. All advertising materials mentioning features or use of this software 46 * must display the following acknowledgement: 47 * This product includes software developed by Marc Horowitz. 48 * 4. The name of the author may not be used to endorse or promote products 49 * derived from this software without specific prior written permission. 50 * 51 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 52 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 53 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 54 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 55 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 56 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 60 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 61 */ 62 63 #include "bpfilter.h" 64 65 #include <sys/param.h> 66 #include <sys/systm.h> 67 #include <sys/mbuf.h> 68 #include <sys/socket.h> 69 #include <sys/ioctl.h> 70 #include <sys/errno.h> 71 #include <sys/syslog.h> 72 #include <sys/selinfo.h> 73 #include <sys/timeout.h> 74 #include <sys/device.h> 75 76 #include <net/if.h> 77 #include <net/if_dl.h> 78 #include <net/if_types.h> 79 #include <net/netisr.h> 80 #include <net/if_media.h> 81 82 #ifdef INET 83 #include <netinet/in.h> 84 #include <netinet/in_systm.h> 85 #include <netinet/in_var.h> 86 #include <netinet/ip.h> 87 #include <netinet/if_ether.h> 88 #endif 89 90 #if NBPFILTER > 0 91 #include <net/bpf.h> 92 #endif 93 94 #include <machine/cpu.h> 95 #include <machine/bus.h> 96 97 #include <dev/mii/mii.h> 98 #include <dev/mii/miivar.h> 99 100 #include <dev/ic/elink3var.h> 101 #include <dev/ic/elink3reg.h> 102 103 #include <dev/pcmcia/pcmciareg.h> 104 #include <dev/pcmcia/pcmciavar.h> 105 #include <dev/pcmcia/pcmciadevs.h> 106 107 int ep_pcmcia_match(struct device *, void *, void *); 108 void ep_pcmcia_attach(struct device *, struct device *, void *); 109 int ep_pcmcia_detach(struct device *, int); 110 int ep_pcmcia_activate(struct device *, int); 111 112 int ep_pcmcia_get_enaddr(struct pcmcia_tuple *, void *); 113 #ifdef notyet 114 int ep_pcmcia_enable(struct ep_softc *); 115 void ep_pcmcia_disable(struct ep_softc *); 116 void ep_pcmcia_disable1(struct ep_softc *); 117 #endif 118 119 int ep_pcmcia_enable1(struct ep_softc *); 120 121 struct ep_pcmcia_softc { 122 struct ep_softc sc_ep; /* real "ep" softc */ 123 124 /* PCMCIA-specific goo */ 125 struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */ 126 int sc_io_window; /* our i/o window */ 127 struct pcmcia_function *sc_pf; /* our PCMCIA function */ 128 }; 129 130 struct cfattach ep_pcmcia_ca = { 131 sizeof(struct ep_pcmcia_softc), ep_pcmcia_match, ep_pcmcia_attach, 132 ep_pcmcia_detach, ep_pcmcia_activate 133 }; 134 135 struct ep_pcmcia_product { 136 u_int16_t epp_product; /* PCMCIA product ID */ 137 u_short epp_chipset; /* 3Com chipset used */ 138 int epp_flags; /* initial softc flags */ 139 int epp_expfunc; /* expected function */ 140 } ep_pcmcia_prod[] = { 141 { PCMCIA_PRODUCT_3COM_3C562, EP_CHIPSET_3C509, 142 0, 0 }, 143 144 { PCMCIA_PRODUCT_3COM_3C589, EP_CHIPSET_3C509, 145 0, 0 }, 146 147 { PCMCIA_PRODUCT_3COM_3CXEM556, EP_CHIPSET_3C509, 148 0, 0 }, 149 150 { PCMCIA_PRODUCT_3COM_3CXEM556B,EP_CHIPSET_3C509, 151 0, 0 }, 152 153 { PCMCIA_PRODUCT_3COM_3C1, EP_CHIPSET_3C509, 154 0, 0 }, 155 156 { PCMCIA_PRODUCT_3COM_3CCFEM556BI, EP_CHIPSET_ROADRUNNER, 157 EP_FLAGS_MII, 0 }, 158 159 { PCMCIA_PRODUCT_3COM_3C574, EP_CHIPSET_ROADRUNNER, 160 EP_FLAGS_MII, 0 } 161 }; 162 163 struct ep_pcmcia_product *ep_pcmcia_lookup(struct pcmcia_attach_args *); 164 165 struct ep_pcmcia_product * 166 ep_pcmcia_lookup(pa) 167 struct pcmcia_attach_args *pa; 168 { 169 int i; 170 171 for (i = 0; i < nitems(ep_pcmcia_prod); i++) 172 if (pa->product == ep_pcmcia_prod[i].epp_product && 173 pa->pf->number == ep_pcmcia_prod[i].epp_expfunc) 174 return &ep_pcmcia_prod[i]; 175 176 return (NULL); 177 } 178 179 int 180 ep_pcmcia_match(parent, match, aux) 181 struct device *parent; 182 void *match, *aux; 183 { 184 struct pcmcia_attach_args *pa = aux; 185 186 if (pa->manufacturer != PCMCIA_VENDOR_3COM) 187 return (0); 188 189 if (ep_pcmcia_lookup(pa) != NULL) 190 return (1); 191 192 return (0); 193 } 194 195 #ifdef notdef 196 int 197 ep_pcmcia_enable(sc) 198 struct ep_softc *sc; 199 { 200 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; 201 struct pcmcia_function *pf = psc->sc_pf; 202 203 /* establish the interrupt. */ 204 sc->sc_ih = pcmcia_intr_establish(pf, IPL_NET, epintr, 205 sc, sc->sc_dev.dv_xname); 206 if (sc->sc_ih == NULL) { 207 printf("%s: couldn't establish interrupt\n", 208 sc->sc_dev.dv_xname); 209 return (1); 210 } 211 212 return (ep_pcmcia_enable1(sc)); 213 } 214 #endif 215 216 int 217 ep_pcmcia_enable1(sc) 218 struct ep_softc *sc; 219 { 220 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; 221 struct pcmcia_function *pf = psc->sc_pf; 222 int ret; 223 224 if ((ret = pcmcia_function_enable(pf))) 225 return (ret); 226 227 if ((psc->sc_pf->sc->card.product == PCMCIA_PRODUCT_3COM_3C562) || 228 (psc->sc_pf->sc->card.product == PCMCIA_PRODUCT_3COM_3CXEM556) || 229 (psc->sc_pf->sc->card.product == PCMCIA_PRODUCT_3COM_3CXEM556B)) { 230 int reg; 231 232 /* turn off the serial-disable bit */ 233 234 reg = pcmcia_ccr_read(pf, PCMCIA_CCR_OPTION); 235 if (reg & 0x08) { 236 reg &= ~0x08; 237 pcmcia_ccr_write(pf, PCMCIA_CCR_OPTION, reg); 238 } 239 240 } 241 242 return (ret); 243 } 244 245 #ifdef notyet 246 void 247 ep_pcmcia_disable(sc) 248 struct ep_softc *sc; 249 { 250 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; 251 252 pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih); 253 ep_pcmcia_disable1(sc); 254 } 255 256 void 257 ep_pcmcia_disable1(sc) 258 struct ep_softc *sc; 259 { 260 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; 261 262 pcmcia_function_disable(psc->sc_pf); 263 } 264 #endif 265 266 void 267 ep_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 } 385 386 int 387 ep_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 } 402 403 int 404 ep_pcmcia_activate(dev, act) 405 struct device *dev; 406 int 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; 411 412 switch (act) { 413 case DVACT_SUSPEND: 414 ifp->if_timer = 0; 415 if (ifp->if_flags & IFF_RUNNING) 416 epstop(esc); 417 if (sc->sc_ep.sc_ih) 418 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ep.sc_ih); 419 sc->sc_ep.sc_ih = NULL; 420 pcmcia_function_disable(sc->sc_pf); 421 break; 422 case DVACT_RESUME: 423 pcmcia_function_enable(sc->sc_pf); 424 sc->sc_ep.sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_NET, 425 epintr, sc, esc->sc_dev.dv_xname); 426 if (ifp->if_flags & IFF_UP) 427 epinit(esc); 428 break; 429 case DVACT_DEACTIVATE: 430 if (sc->sc_ep.sc_ih) 431 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ep.sc_ih); 432 sc->sc_ep.sc_ih = NULL; 433 pcmcia_function_disable(sc->sc_pf); 434 break; 435 } 436 return (0); 437 } 438 439 int 440 ep_pcmcia_get_enaddr(tuple, arg) 441 struct pcmcia_tuple *tuple; 442 void *arg; 443 { 444 u_int8_t *myla = arg; 445 int i; 446 447 /* this is 3c562a-c magic */ 448 if (tuple->code == 0x88) { 449 if (tuple->length < ETHER_ADDR_LEN) 450 return (0); 451 452 for (i = 0; i < ETHER_ADDR_LEN; i += 2) { 453 myla[i] = pcmcia_tuple_read_1(tuple, i + 1); 454 myla[i + 1] = pcmcia_tuple_read_1(tuple, i); 455 } 456 457 return (1); 458 } 459 return (0); 460 } 461