266 lines
7.2 KiB
C
266 lines
7.2 KiB
C
/* $NetBSD: if_sm_pcmcia.c,v 1.6 1998/07/19 17:28:16 christos Exp $ */
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/*-
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* Copyright (c) 1997 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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* NASA Ames Research Center.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opt_inet.h"
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#include "opt_ns.h"
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#include "bpfilter.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/mbuf.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <sys/errno.h>
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#include <sys/syslog.h>
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#include <sys/select.h>
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#include <sys/device.h>
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#include <net/if.h>
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#include <net/if_dl.h>
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#include <net/if_ether.h>
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#include <net/if_media.h>
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#ifdef INET
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/in_var.h>
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#include <netinet/ip.h>
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#include <netinet/if_inarp.h>
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#endif
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#ifdef NS
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#include <netns/ns.h>
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#include <netns/ns_if.h>
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#endif
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#if NBPFILTER > 0
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#include <net/bpf.h>
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#include <net/bpfdesc.h>
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#endif
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#include <machine/intr.h>
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#include <machine/bus.h>
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#include <dev/ic/smc91cxxreg.h>
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#include <dev/ic/smc91cxxvar.h>
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#include <dev/pcmcia/pcmciareg.h>
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#include <dev/pcmcia/pcmciavar.h>
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#include <dev/pcmcia/pcmciadevs.h>
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int sm_pcmcia_match __P((struct device *, struct cfdata *, void *));
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void sm_pcmcia_attach __P((struct device *, struct device *, void *));
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struct sm_pcmcia_softc {
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struct smc91cxx_softc sc_smc; /* real "smc" softc */
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/* PCMCIA-specific goo. */
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struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */
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int sc_io_window; /* our i/o window */
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void *sc_ih; /* interrupt cookie */
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struct pcmcia_function *sc_pf; /* our PCMCIA function */
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};
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struct cfattach sm_pcmcia_ca = {
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sizeof(struct sm_pcmcia_softc), sm_pcmcia_match, sm_pcmcia_attach
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};
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int sm_pcmcia_enable __P((struct smc91cxx_softc *));
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void sm_pcmcia_disable __P((struct smc91cxx_softc *));
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int
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sm_pcmcia_match(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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struct pcmcia_attach_args *pa = aux;
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if (pa->manufacturer == PCMCIA_VENDOR_MEGAHERTZ2) {
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switch (pa->product) {
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case PCMCIA_PRODUCT_MEGAHERTZ2_XJACK:
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if (pa->pf->number == 0)
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return (1);
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}
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}
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return (0);
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}
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void
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sm_pcmcia_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct sm_pcmcia_softc *psc = (struct sm_pcmcia_softc *)self;
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struct smc91cxx_softc *sc = &psc->sc_smc;
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struct pcmcia_attach_args *pa = aux;
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struct pcmcia_config_entry *cfe;
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u_int8_t myla[ETHER_ADDR_LEN], *enaddr = NULL;
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const char *model;
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psc->sc_pf = pa->pf;
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cfe = pa->pf->cfe_head.sqh_first;
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/* Enable the card. */
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pcmcia_function_init(pa->pf, cfe);
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if (pcmcia_function_enable(pa->pf)) {
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printf(": function enable failed\n");
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return;
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}
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/* XXX sanity check number of mem and i/o spaces */
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/* Allocate and map i/o space for the card. */
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if (pcmcia_io_alloc(pa->pf, 0, cfe->iospace[0].length,
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cfe->iospace[0].length, &psc->sc_pcioh)) {
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printf(": can't allocate i/o space\n");
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return;
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}
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sc->sc_bst = psc->sc_pcioh.iot;
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sc->sc_bsh = psc->sc_pcioh.ioh;
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sc->sc_enable = sm_pcmcia_enable;
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sc->sc_disable = sm_pcmcia_disable;
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if (pcmcia_io_map(pa->pf, (cfe->flags & PCMCIA_CFE_IO16) ?
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PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_IO8, 0, cfe->iospace[0].length,
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&psc->sc_pcioh, &psc->sc_io_window)) {
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printf(": can't map i/o space\n");
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return;
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}
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switch (pa->product) {
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case PCMCIA_PRODUCT_MEGAHERTZ2_XJACK:
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model = PCMCIA_STR_MEGAHERTZ2_XJACK;
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break;
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default:
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model = "Unknown SMC91Cxx Ethernet";
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}
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printf(": %s\n", model);
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if (pa->product == PCMCIA_PRODUCT_MEGAHERTZ2_XJACK) {
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char enaddr_str[12];
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int i = 0, j;
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/*
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* The X-JACK's Ethernet address is stored in the fourth
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* CIS info string. We need to parse it and pass it to
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* the generic layer.
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*/
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if (strlen(pa->pf->sc->card.cis1_info[3]) != 12) {
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/* Bogus address! */
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goto out;
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}
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bcopy(pa->pf->sc->card.cis1_info[3], enaddr_str, 12);
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bzero(myla, sizeof(myla));
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for (i = 0; i < 6; i++) {
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for (j = 0; j < 2; j++) {
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/* Convert to upper case. */
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if (enaddr_str[(i * 2) + j] >= 'a' &&
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enaddr_str[(i * 2) + j] <= 'z')
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enaddr_str[(i * 2) + j] -= 'a' - 'A';
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/* Parse the digit. */
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if (enaddr_str[(i * 2) + j] >= '0' &&
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enaddr_str[(i * 2) + j] <= '9')
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myla[i] |= enaddr_str[(i * 2) + j]
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- '0';
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else if (enaddr_str[(i * 2) + j] >= 'A' &&
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enaddr_str[(i * 2) + j] <= 'F')
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myla[i] |= enaddr_str[(i * 2) + j]
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- 'A' + 10;
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else {
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/* Bogus digit!! */
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goto out;
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}
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/* Compensate for ordering of digits. */
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if (j == 0)
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myla[i] <<= 4;
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}
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}
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out:
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if (i >= 6) {
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/* Successfully parsed. */
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enaddr = myla;
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} else {
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printf("%s: unable to read MAC address from CIS\n",
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sc->sc_dev.dv_xname);
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}
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}
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/* Perform generic intialization. */
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smc91cxx_attach(sc, enaddr);
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pcmcia_function_disable(pa->pf);
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}
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int
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sm_pcmcia_enable(sc)
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struct smc91cxx_softc *sc;
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{
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struct sm_pcmcia_softc *psc = (struct sm_pcmcia_softc *)sc;
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/* Establish the interrupt handler. */
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psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, smc91cxx_intr,
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sc);
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if (psc->sc_ih == NULL) {
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printf("%s: couldn't establish interrupt handler\n",
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sc->sc_dev.dv_xname);
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return (1);
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}
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return (pcmcia_function_enable(psc->sc_pf));
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}
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void
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sm_pcmcia_disable(sc)
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struct smc91cxx_softc *sc;
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{
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struct sm_pcmcia_softc *psc = (struct sm_pcmcia_softc *)sc;
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pcmcia_function_disable(psc->sc_pf);
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pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
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}
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