Initial support for Digital Mobile Media Adapter.
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matt
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/* $NetBSD: wdc_pcmcia.c,v 1.1 1998/01/19 19:49:03 matt Exp $ */
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/*
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* Copyright (c) 1994, 1995 Charles M. Hannum. All rights reserved.
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*
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* DMA and multi-sector PIO handling are derived from code contributed by
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* Onno van der Linden.
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*
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* Atapi support added by Manuel Bouyer.
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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 Charles M. Hannum.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#undef ATAPI_DEBUG_WDC
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#define WDDEBUG
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/conf.h>
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#include <sys/file.h>
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#include <sys/stat.h>
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#include <sys/ioctl.h>
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#include <sys/buf.h>
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#include <sys/uio.h>
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#include <sys/malloc.h>
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#include <sys/device.h>
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#include <sys/disklabel.h>
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#include <sys/disk.h>
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#include <sys/syslog.h>
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#include <sys/proc.h>
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#include <vm/vm.h>
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#include <machine/cpu.h>
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#include <machine/intr.h>
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#include <machine/bus.h>
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#include <dev/pcmcia/pcmciavar.h>
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#include <dev/isa/isavar.h>
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#include <dev/ic/wdcvar.h>
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#define WDC_PCMCIA_REG_NPORTS 8
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#define WDC_PCMCIA_AUXREG_OFFSET 0x206
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#define WDC_PCMCIA_AUXREG_NPORTS 1
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struct wdc_pcmcia_softc {
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struct wdc_softc sc_wdcdev;
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struct wdc_attachment_data sc_ad;
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struct pcmcia_io_handle sc_pioh;
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struct pcmcia_io_handle sc_auxpioh;
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int sc_iowindow;
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int sc_auxiowindow;
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void *sc_ih;
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};
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#ifdef __BROKEN_INDIRECT_CONFIG
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static int wdc_pcmcia_match __P((struct device *, void *, void *));
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#else
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static int wdc_pcmcia_match __P((struct device *, struct cfdata *, void *));
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#endif
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static void wdc_pcmcia_attach __P((struct device *, struct device *, void *));
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struct cfattach wdc_pcmcia_ca = {
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sizeof(struct wdc_pcmcia_softc), wdc_pcmcia_match, wdc_pcmcia_attach
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};
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static int
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wdc_pcmcia_match(
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struct device *parent,
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#ifdef __BROKEN_INDIRECT_CONFIG
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void *match,
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#else
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struct cfdata *match,
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#endif
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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->card->cis1_info[0] != NULL &&
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strcmp(pa->card->cis1_info[0], "Digital Equipment Corporation.") == 0 &&
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pa->card->cis1_info[1] != NULL &&
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strcmp(pa->card->cis1_info[1], "Digital Mobile Media CD-ROM") == 0)
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return 1;
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return 0;
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}
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static void
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wdc_pcmcia_attach(
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struct device *parent,
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struct device *self,
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void *aux)
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{
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struct wdc_pcmcia_softc *sc = (void *)self;
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struct pcmcia_attach_args *pa = aux;
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struct pcmcia_config_entry *cfe = pa->pf->cfe_head.sqh_first;
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bzero(&sc->sc_ad, sizeof(sc->sc_ad));
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for (; cfe != NULL; cfe = cfe->cfe_list.sqe_next) {
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if (pcmcia_io_alloc(pa->pf, cfe->iospace[0].start,
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cfe->iospace[0].length, 0, &sc->sc_pioh))
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continue;
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if (cfe->num_iospace > 1) {
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if (!pcmcia_io_alloc(pa->pf, cfe->iospace[1].start,
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cfe->iospace[1].length, 0, &sc->sc_auxpioh)) {
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break;
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}
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} else {
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sc->sc_auxpioh.iot = sc->sc_pioh.iot;
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if (!bus_space_subregion(sc->sc_pioh.iot, sc->sc_pioh.ioh,
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WDC_PCMCIA_REG_NPORTS,
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cfe->iospace[0].length - WDC_PCMCIA_REG_NPORTS,
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&sc->sc_auxpioh.ioh))
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break;
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}
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pcmcia_chip_io_free(pa->pf->sc->pct, pa->pf->sc->pch, &sc->sc_pioh);
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}
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if (cfe == NULL) {
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printf(": can't handle card info\n");
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return;
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}
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sc->sc_ad.iot = sc->sc_pioh.iot;
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sc->sc_ad.ioh = sc->sc_pioh.ioh;
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sc->sc_ad.auxiot = sc->sc_auxpioh.iot;
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sc->sc_ad.auxioh = sc->sc_auxpioh.ioh;
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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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if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_AUTO, 0,
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sc->sc_pioh.size, &sc->sc_pioh,
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&sc->sc_iowindow)) {
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printf(": can't map first I/O space\n");
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return;
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}
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if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_AUTO, 0,
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sc->sc_auxpioh.size, &sc->sc_auxpioh,
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&sc->sc_auxiowindow)) {
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printf(": can't map second I/O space\n");
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return;
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}
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printf("\n");
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sc->sc_ih = pcmcia_intr_establish(pa->pf, IPL_BIO, wdcintr, sc);
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if (sc->sc_ih == NULL) {
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printf("%s: couldn't establish interrupt\n", self->dv_xname);
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return;
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}
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wdcattach(&sc->sc_wdcdev, &sc->sc_ad);
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}
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