/* $NetBSD: if_ep_pcmcia.c,v 1.20 1998/11/18 18:34:53 thorpej Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, * NASA Ames Research Center. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 1997 Marc Horowitz. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Marc Horowitz. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "opt_inet.h" #include "opt_ns.h" #include "bpfilter.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef INET #include #include #include #include #include #endif #ifdef NS #include #include #endif #if NBPFILTER > 0 #include #include #endif #include #include #include #include #include #include #include #include #include int ep_pcmcia_match __P((struct device *, struct cfdata *, void *)); void ep_pcmcia_attach __P((struct device *, struct device *, void *)); int ep_pcmcia_detach __P((struct device *, int)); int ep_pcmcia_get_enaddr __P((struct pcmcia_tuple *, void *)); int ep_pcmcia_enable __P((struct ep_softc *)); void ep_pcmcia_disable __P((struct ep_softc *)); int ep_pcmcia_enable1 __P((struct ep_softc *)); void ep_pcmcia_disable1 __P((struct ep_softc *)); struct ep_pcmcia_softc { struct ep_softc sc_ep; /* real "ep" softc */ /* PCMCIA-specific goo */ struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */ int sc_io_window; /* our i/o window */ struct pcmcia_function *sc_pf; /* our PCMCIA function */ }; struct cfattach ep_pcmcia_ca = { sizeof(struct ep_pcmcia_softc), ep_pcmcia_match, ep_pcmcia_attach, ep_pcmcia_detach, ep_activate }; struct ep_pcmcia_product { u_int32_t epp_product; /* PCMCIA product ID */ u_short epp_chipset; /* 3Com chipset used */ int epp_flags; /* initial softc flags */ int epp_expfunc; /* expected function */ const char *epp_name; /* device name */ } ep_pcmcia_products[] = { { PCMCIA_PRODUCT_3COM_3C562, ELINK_CHIPSET_3C509, 0, 0, PCMCIA_STR_3COM_3C562 }, { PCMCIA_PRODUCT_3COM_3C589, ELINK_CHIPSET_3C509, 0, 0, PCMCIA_STR_3COM_3C589 }, { PCMCIA_PRODUCT_3COM_3C574, ELINK_CHIPSET_ROADRUNNER, ELINK_FLAGS_MII, 0, PCMCIA_STR_3COM_3C574 }, { 0, 0, 0, 0, NULL }, }; struct ep_pcmcia_product *ep_pcmcia_lookup __P((struct pcmcia_attach_args *)); struct ep_pcmcia_product * ep_pcmcia_lookup(pa) struct pcmcia_attach_args *pa; { struct ep_pcmcia_product *epp; for (epp = ep_pcmcia_products; epp->epp_name != NULL; epp++) if (pa->product == epp->epp_product && pa->pf->number == epp->epp_expfunc) return (epp); return (NULL); } int ep_pcmcia_match(parent, match, aux) struct device *parent; struct cfdata *match; void *aux; { struct pcmcia_attach_args *pa = aux; if (pa->manufacturer != PCMCIA_VENDOR_3COM) return (0); if (ep_pcmcia_lookup(pa) != NULL) return (1); return (0); } int ep_pcmcia_enable(sc) struct ep_softc *sc; { struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; struct pcmcia_function *pf = psc->sc_pf; /* establish the interrupt. */ sc->sc_ih = pcmcia_intr_establish(pf, IPL_NET, epintr, sc); if (sc->sc_ih == NULL) { printf("%s: couldn't establish interrupt\n", sc->sc_dev.dv_xname); return (1); } return (ep_pcmcia_enable1(sc)); } int ep_pcmcia_enable1(sc) struct ep_softc *sc; { struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; struct pcmcia_function *pf = psc->sc_pf; int ret; if ((ret = pcmcia_function_enable(pf))) return (ret); if (psc->sc_pf->sc->card.product == PCMCIA_PRODUCT_3COM_3C562) { int reg; /* turn off the serial-disable bit */ reg = pcmcia_ccr_read(pf, PCMCIA_CCR_OPTION); if (reg & 0x08) { reg &= ~0x08; pcmcia_ccr_write(pf, PCMCIA_CCR_OPTION, reg); } } return (ret); } void ep_pcmcia_disable(sc) struct ep_softc *sc; { struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; ep_pcmcia_disable1(sc); pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih); } void ep_pcmcia_disable1(sc) struct ep_softc *sc; { struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc; pcmcia_function_disable(psc->sc_pf); } void ep_pcmcia_attach(parent, self, aux) struct device *parent, *self; void *aux; { struct ep_pcmcia_softc *psc = (void *) self; struct ep_softc *sc = &psc->sc_ep; struct pcmcia_attach_args *pa = aux; struct pcmcia_config_entry *cfe; struct ep_pcmcia_product *epp; u_int8_t myla[ETHER_ADDR_LEN]; u_int8_t *enaddr = NULL; int i; psc->sc_pf = pa->pf; cfe = pa->pf->cfe_head.sqh_first; /* Enable the card. */ pcmcia_function_init(pa->pf, cfe); if (ep_pcmcia_enable1(sc)) printf(": function enable failed\n"); sc->enabled = 1; if (cfe->num_memspace != 0) printf(": unexpected number of memory spaces %d should be 0\n", cfe->num_memspace); if (cfe->num_iospace != 1) printf(": unexpected number of I/O spaces %d should be 1\n", cfe->num_iospace); if (pa->product == PCMCIA_PRODUCT_3COM_3C562) { bus_addr_t maxaddr = (pa->pf->sc->iobase + pa->pf->sc->iosize); for (i = pa->pf->sc->iobase; i < maxaddr; i += 0x10) { /* * the 3c562 can only use 0x??00-0x??7f * according to the Linux driver */ if (i & 0x80) continue; if (pcmcia_io_alloc(pa->pf, i, cfe->iospace[0].length, 0, &psc->sc_pcioh) == 0) break; } if (i >= maxaddr) { printf(": can't allocate i/o space\n"); return; } } else { if (pcmcia_io_alloc(pa->pf, 0, cfe->iospace[0].length, cfe->iospace[0].length, &psc->sc_pcioh)) printf(": can't allocate i/o space\n"); } sc->sc_iot = psc->sc_pcioh.iot; sc->sc_ioh = psc->sc_pcioh.ioh; if (pcmcia_io_map(pa->pf, ((cfe->flags & PCMCIA_CFE_IO16) ? PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_IO8), 0, cfe->iospace[0].length, &psc->sc_pcioh, &psc->sc_io_window)) { printf(": can't map i/o space\n"); return; } switch (pa->product) { case PCMCIA_PRODUCT_3COM_3C562: /* * 3c562a-c use this; 3c562d does it in the regular way. * we might want to check the revision and produce a warning * in the future. */ /* FALLTHROUGH */ case PCMCIA_PRODUCT_3COM_3C574: /* * Apparently, some 3c574s do it this way, as well. */ if (pcmcia_scan_cis(parent, ep_pcmcia_get_enaddr, myla)) enaddr = myla; break; } sc->bustype = ELINK_BUS_PCMCIA; epp = ep_pcmcia_lookup(pa); if (epp == NULL) panic("ep_pcmcia_attach: impossible"); printf(": %s\n", epp->epp_name); sc->enable = ep_pcmcia_enable; sc->disable = ep_pcmcia_disable; epconfig(sc, epp->epp_chipset, enaddr); sc->enabled = 0; ep_pcmcia_disable1(sc); } int ep_pcmcia_detach(self, flags) struct device *self; int flags; { struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *)self; /* Unmap our i/o window. */ pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window); /* Free our i/o space. */ pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh); #ifdef notyet /* * Our softc is about to go away, so drop our reference * to the ifnet. */ if_delref(psc->sc_ep.sc_ethercom.ec_if); return (0); #else return (EBUSY); #endif } int ep_pcmcia_get_enaddr(tuple, arg) struct pcmcia_tuple *tuple; void *arg; { u_int8_t *myla = arg; int i; /* this is 3c562a-c magic */ if (tuple->code == 0x88) { if (tuple->length < ETHER_ADDR_LEN) return (0); for (i = 0; i < ETHER_ADDR_LEN; i += 2) { myla[i] = pcmcia_tuple_read_1(tuple, i + 1); myla[i + 1] = pcmcia_tuple_read_1(tuple, i); } return (1); } return (0); }