Driver front-end for BayStack 650 PCMCIA 802.11 card.
Committed using the driver.
This commit is contained in:
sommerfeld
parent
58e709f695
commit
2ee5984fa6
@ -1,4 +1,4 @@
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# $NetBSD: files.pcmcia,v 1.18 1999/10/29 21:35:44 matt Exp $
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# $NetBSD: files.pcmcia,v 1.19 1999/11/04 17:12:43 sommerfeld Exp $
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#
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# Config.new file and device description for machine-independent PCMCIA code.
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# Included by ports that need it.
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@ -76,3 +76,11 @@ attach com at mhzc with com_mhzc
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attach sm at mhzc with sm_mhzc
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file dev/pcmcia/mhzc.c mhzc | com_mhzc | sm_mhzc
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needs-flag
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# AMD 79c930-based 802.11 cards (including BayStack 650 FH card).
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device awi: arp, ether, ifnet
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attach awi at pcmcia with awi_pcmcia
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file dev/pcmcia/if_awi_pcmcia.c awi_pcmcia
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file dev/ic/awi.c awi
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file dev/ic/am79c930.c awi
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396
sys/dev/pcmcia/if_awi_pcmcia.c
Normal file
396
sys/dev/pcmcia/if_awi_pcmcia.c
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@ -0,0 +1,396 @@
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/*-
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* Copyright (c) 1999 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 Bill Sommerfeld
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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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/*
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* PCMCIA attachment for BayStack 650 802.11FH PCMCIA card,
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* based on the AMD 79c930 802.11 controller chip.
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*
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* This attachment can probably be trivally adapted for other FH and
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* DS cards based on the same chipset.
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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/cpu.h>
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#include <machine/bus.h>
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#include <machine/intr.h>
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#include <dev/ic/am79c930reg.h>
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#include <dev/ic/am79c930var.h>
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#include <dev/ic/awireg.h>
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#include <dev/ic/awivar.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 awi_pcmcia_match __P((struct device *, struct cfdata *, void *));
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void awi_pcmcia_attach __P((struct device *, struct device *, void *));
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int awi_pcmcia_detach __P((struct device *, int));
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int awi_pcmcia_get_enaddr __P((struct pcmcia_tuple *, void *));
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int awi_pcmcia_enable __P((struct awi_softc *));
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void awi_pcmcia_disable __P((struct awi_softc *));
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struct awi_pcmcia_softc {
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struct awi_softc sc_awi; /* real "awi" 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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struct pcmcia_function *sc_pf; /* our PCMCIA function */
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};
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int awi_pcmcia_find __P((struct awi_pcmcia_softc *,
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struct pcmcia_attach_args *, struct pcmcia_config_entry *));
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struct cfattach awi_pcmcia_ca = {
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sizeof(struct awi_pcmcia_softc), awi_pcmcia_match, awi_pcmcia_attach,
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awi_pcmcia_detach, /* awi_activate */ 0
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};
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int
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awi_pcmcia_enable(sc)
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struct awi_softc *sc;
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{
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struct awi_pcmcia_softc *psc = (struct awi_pcmcia_softc *) sc;
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struct pcmcia_function *pf = psc->sc_pf;
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/* establish the interrupt. */
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sc->sc_ih = pcmcia_intr_establish(pf, IPL_NET, awi_intr, sc);
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if (sc->sc_ih == NULL) {
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printf("%s: couldn't establish interrupt\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(pf));
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}
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void
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awi_pcmcia_disable(sc)
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struct awi_softc *sc;
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{
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struct awi_pcmcia_softc *psc = (struct awi_pcmcia_softc *) sc;
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struct pcmcia_function *pf = psc->sc_pf;
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pcmcia_function_disable (pf);
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pcmcia_intr_disestablish (pf, sc->sc_ih);
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}
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int
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awi_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_BAY)
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return (0);
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if (pa->product == PCMCIA_PRODUCT_BAY_STACK_650)
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return (1);
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return (0);
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}
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int
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awi_pcmcia_find (psc, pa, cfe)
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struct awi_pcmcia_softc *psc;
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struct pcmcia_attach_args *pa;
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struct pcmcia_config_entry *cfe;
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{
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struct awi_softc *sc = &psc->sc_awi;
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int fail = 0;
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u_int8_t version[AWI_BANNER_LEN];
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#if 0
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printf("\ntry %lx\n", cfe->iospace[0].start);
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#endif
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/*
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* see if we can read the firmware version sanely
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* through the i/o ports.
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* if not, try a different CIS string..
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*/
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if (pcmcia_io_alloc(psc->sc_pf, cfe->iospace[0].start,
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cfe->iospace[0].length, 0, &psc->sc_pcioh) != 0) {
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#if 0
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printf("alloc failed\n");
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#endif
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goto fail;
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}
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if (pcmcia_io_map(psc->sc_pf, PCMCIA_WIDTH_AUTO, 0, psc->sc_pcioh.size,
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&psc->sc_pcioh, &psc->sc_io_window)) {
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#if 0
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printf("io_map failed\n");
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#endif
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goto fail_io_free;
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}
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/* Enable the card. */
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pcmcia_function_init(psc->sc_pf, cfe);
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if (pcmcia_function_enable(psc->sc_pf)) {
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#if 0
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printf("function_enable failed\n");
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#endif
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goto fail_io_unmap;
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}
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sc->sc_chip.sc_iot = psc->sc_pcioh.iot;
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sc->sc_chip.sc_ioh = psc->sc_pcioh.ioh;
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am79c930_chip_init(&sc->sc_chip, 0);
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DELAY(100);
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awi_read_bytes (sc, AWI_BANNER, version, AWI_BANNER_LEN);
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if (memcmp(version, "PCnetMobile:", 12) == 0) {
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#if 0
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printf("win\n");
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#endif
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return 0;
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} else {
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#if 0
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printf("bad version: %s\n", version);
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#endif
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}
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fail++;
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pcmcia_function_disable (psc->sc_pf);
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fail_io_unmap:
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fail++;
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pcmcia_io_unmap (psc->sc_pf, psc->sc_io_window);
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fail_io_free:
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fail++;
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pcmcia_io_free (psc->sc_pf, &psc->sc_pcioh);
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fail:
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fail++;
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printf("awi_pcmcia_find fail %d\n", fail);
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return fail;
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}
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void
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awi_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 awi_pcmcia_softc *psc = (void *) self;
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struct awi_softc *sc = &psc->sc_awi;
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struct pcmcia_attach_args *pa = aux;
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struct pcmcia_config_entry *cfe;
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struct pcmcia_mem_handle memh;
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bus_addr_t memoff;
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int memwin;
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#if 0
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int i, j;
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#endif
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#if 0
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for (cfe = pa->pf->cfe_head.sqh_first, i=0;
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cfe != NULL;
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cfe = cfe->cfe_list.sqe_next, i++) {
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printf("%d: %d memspaces, %d iospaces\n",
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i, cfe->num_memspace, cfe->num_iospace);
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printf("%d: number %d flags %x iftype %d iomask %lx irqmask %x maxtwins %x\n",
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i, cfe->number, cfe->flags, cfe->iftype, cfe->iomask,
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cfe->irqmask, cfe->maxtwins);
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for (j=0; j<cfe->num_memspace; j++) {
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printf("%d: mem %d: len %lx card %lx host %lx\n",
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i, j,
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cfe->memspace[j].length,
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cfe->memspace[j].cardaddr,
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cfe->memspace[j].hostaddr);
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}
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for (j=0; j<cfe->num_iospace; j++) {
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printf("%d: io %d: len %lx start %lx\n",
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i, j,
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cfe->iospace[j].length,
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cfe->iospace[j].start);
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}
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}
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#endif
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psc->sc_pf = pa->pf;
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for (cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head); cfe != NULL;
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cfe = SIMPLEQ_NEXT(cfe, cfe_list)) {
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if (cfe->iftype != PCMCIA_IFTYPE_IO)
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continue;
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if (cfe->num_iospace < 1)
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continue;
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if (cfe->iospace[0].length < AM79C930_IO_SIZE)
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continue;
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if (awi_pcmcia_find(psc, pa, cfe) == 0)
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break;
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}
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if (cfe == NULL) {
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printf(": no suitable CIS info found\n");
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return;
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}
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#if 0
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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(psc->sc_pf))
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printf(": function enable failed\n");
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#endif
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sc->sc_enabled = 1;
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sc->sc_state = AWI_ST_SELFTEST;
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printf(": BayStack 650 Wireless (802.11)\n");
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#if 0
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for (i=0; i<cfe->num_memspace; i++) {
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printf("memspace %d: len 0x%lx, cardaddr 0x%lx"
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", hostaddr 0x%lx\n",
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i,
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cfe->memspace[i].length,
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cfe->memspace[i].cardaddr,
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cfe->memspace[i].hostaddr);
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}
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#endif
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if (pcmcia_mem_alloc(psc->sc_pf, AM79C930_MEM_SIZE, &memh) != 0) {
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printf(": unable to allocate memory space\n");
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return; /* XXX */
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}
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if (pcmcia_mem_map(psc->sc_pf, PCMCIA_MEM_COMMON,
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AM79C930_MEM_BASE, AM79C930_MEM_SIZE,
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&memh, &memoff, &memwin)) {
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printf(": unable to map memory space\n");
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return; /* XXX */
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}
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sc->sc_chip.sc_memt = memh.memt;
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sc->sc_chip.sc_memh = memh.memh;
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#if 0
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if (pcmcia_io_alloc(pa->pf, AM79C930_IO_BASE, AM79C930_IO_SIZE,
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AM79C930_IO_SIZE, &psc->sc_pcioh) != 0) {
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printf(": unable to allocate i/o space\n");
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return; /* XXX */
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}
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if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_AUTO, 0, psc->sc_pcioh.size,
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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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sc->sc_chip.sc_iot = psc->sc_pcioh.iot;
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sc->sc_chip.sc_ioh = psc->sc_pcioh.ioh;
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#endif
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sc->sc_chip.sc_bustype = AM79C930_BUS_PCMCIA;
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sc->sc_enable = awi_pcmcia_enable;
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sc->sc_disable = awi_pcmcia_disable;
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awi_attach(sc);
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sc->sc_state = AWI_ST_OFF;
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sc->sc_enabled = 0;
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pcmcia_function_disable(psc->sc_pf);
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}
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int
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awi_pcmcia_detach(self, flags)
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struct device *self;
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int flags;
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{
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struct awi_pcmcia_softc *psc = (struct awi_pcmcia_softc *)self;
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/* Unmap our i/o window. */
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pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window);
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/* Free our i/o space. */
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pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
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#ifdef notyet
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/*
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* Our softc is about to go away, so drop our reference
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* to the ifnet.
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*/
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if_delref(psc->sc_awi.sc_ethercom.ec_if);
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return (0);
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#else
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return (EBUSY);
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#endif
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}
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