/* $NetBSD: if_cs_pcmcia.c,v 1.2 2001/11/26 19:17:07 yamt Exp $ */ /*- * Copyright (c)2001 YAMAMOTO Takashi, * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. */ #include __KERNEL_RCSID(0, "$NetBSD: if_cs_pcmcia.c,v 1.2 2001/11/26 19:17:07 yamt Exp $"); #include #include #include #include #include #include "rnd.h" #if NRND > 0 #include #endif #include #include #include #include #include #include #include #include #include #include #define DEVNAME(sc) ((sc)->sc_dev.dv_xname) struct cs_pcmcia_softc; static int cs_pcmcia_match(struct device *, struct cfdata *, void *); static void cs_pcmcia_attach(struct device *, struct device *, void *); static int cs_pcmcia_detach(struct device *, int); static int cs_pcmcia_enable(struct cs_softc *); static void cs_pcmcia_disable(struct cs_softc *); struct cs_pcmcia_softc { struct cs_softc sc_cs; /* real "cs" softc */ struct pcmcia_io_handle sc_pcioh; struct pcmcia_function *sc_pf; int sc_io_window; int sc_flags; }; #define CS_PCMCIA_FLAGS_IO_ALLOCATED 1 #define CS_PCMCIA_FLAGS_IO_MAPPED 2 struct cfattach cs_pcmcia_ca = { sizeof(struct cs_pcmcia_softc), cs_pcmcia_match, cs_pcmcia_attach, cs_pcmcia_detach, cs_activate }; static int cs_pcmcia_match(struct device *parent, struct cfdata *match, void *aux) { struct pcmcia_attach_args *pa = aux; if (pa->card->manufacturer == PCMCIA_VENDOR_IBM && pa->card->product == PCMCIA_PRODUCT_IBM_ETHERJET) return 1; return 0; } static void cs_pcmcia_attach(struct device *parent, struct device *self, void *aux) { struct cs_pcmcia_softc *psc = (void *)self; struct cs_softc *sc = (void *)&psc->sc_cs; struct pcmcia_attach_args *pa = aux; struct pcmcia_config_entry *cfe; struct pcmcia_function *pf; char devinfo[256]; /* Print out what we are. */ pcmcia_devinfo(&pa->pf->sc->card, 0, devinfo, sizeof(devinfo)); printf(": %s\n", devinfo); pf = psc->sc_pf = pa->pf; cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head); if (cfe->num_iospace != 1) { printf("%s: unexpected number of iospace(%d)\n", DEVNAME(sc), cfe->num_iospace); goto fail; } if (cfe->iospace[0].length < CS8900_IOSIZE) { printf("%s: unexpected iosize(%lu)\n", DEVNAME(sc), cfe->iospace[0].length); goto fail; } if (cfe->num_memspace != 0) { printf("%s: unexpected number of memspace(%d)\n", DEVNAME(sc), cfe->num_memspace); goto fail; } if (pcmcia_io_alloc(pf, cfe->iospace[0].start, cfe->iospace[0].length, cfe->iospace[0].length, &psc->sc_pcioh) != 0) { printf("%s: can't allocate i/o space %lx:%lx\n", DEVNAME(sc), cfe->iospace[0].start, cfe->iospace[0].length); goto fail; } psc->sc_flags |= CS_PCMCIA_FLAGS_IO_ALLOCATED; sc->sc_iot = psc->sc_pcioh.iot; sc->sc_ioh = psc->sc_pcioh.ioh; sc->sc_irq = -1; #define CS_PCMCIA_HACK_FOR_CARDBUS #ifdef CS_PCMCIA_HACK_FOR_CARDBUS /* * XXX is there a generic way to know if it's a cardbus or not? */ sc->sc_cfgflags |= CFGFLG_CARDBUS_HACK; #endif sc->sc_enable = cs_pcmcia_enable; sc->sc_disable = cs_pcmcia_disable; pcmcia_function_init(pa->pf, cfe); if (cs_pcmcia_enable(sc)) goto fail; /* chip attach */ if (cs_attach(sc, 0, 0, 0, 0)) goto fail; cs_pcmcia_disable(sc); return; fail: cs_pcmcia_detach((struct device *)psc, 0); return; } static int cs_pcmcia_detach(struct device *self, int flags) { struct cs_pcmcia_softc *psc = (void *)self; struct cs_softc *sc = &psc->sc_cs; struct pcmcia_function *pf = psc->sc_pf; int rv; rv = cs_detach(sc); if (rv) return rv; cs_pcmcia_disable(sc); if (psc->sc_flags & CS_PCMCIA_FLAGS_IO_ALLOCATED) { pcmcia_io_free(pf, &psc->sc_pcioh); psc->sc_flags &= ~CS_PCMCIA_FLAGS_IO_ALLOCATED; } return 0; } static int cs_pcmcia_enable(struct cs_softc *sc) { struct cs_pcmcia_softc *psc = (void *)sc; struct pcmcia_function *pf = psc->sc_pf; if (pcmcia_io_map(pf, PCMCIA_WIDTH_AUTO, 0, psc->sc_pcioh.size, &psc->sc_pcioh, &psc->sc_io_window) != 0) { printf("%s: can't map i/o space\n", DEVNAME(sc)); goto fail; } psc->sc_flags |= CS_PCMCIA_FLAGS_IO_MAPPED; if (pcmcia_function_enable(pf)) { printf("%s: can't enable function\n", DEVNAME(sc)); goto fail; } sc->sc_ih = pcmcia_intr_establish(pf, IPL_NET, cs_intr, sc); if (sc->sc_ih == 0) { printf("%s: can't establish interrupt\n", DEVNAME(sc)); goto fail; } return 0; fail: return EIO; } static void cs_pcmcia_disable(struct cs_softc *sc) { struct cs_pcmcia_softc *psc = (void *)sc; struct pcmcia_function *pf = psc->sc_pf; if (sc->sc_ih != 0) { pcmcia_intr_disestablish(pf, sc->sc_ih); sc->sc_ih = 0; } pcmcia_function_disable(pf); if (psc->sc_flags & CS_PCMCIA_FLAGS_IO_MAPPED) { pcmcia_io_unmap(pf, psc->sc_io_window); psc->sc_flags &= ~CS_PCMCIA_FLAGS_IO_MAPPED; } }