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NetBSD/sys/dev/pcmcia/if_wi_pcmcia.c

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/* $NetBSD: if_wi_pcmcia.c,v 1.7 2001/09/17 09:21:58 ichiro Exp $ */
/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Ichiro FUKUHARA (ichiro@ichiro.org).
*
* 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.
*/
/*
* PCMCIA attachment for Lucent & Intersil WaveLAN PCMCIA card
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/callout.h>
#include <sys/device.h>
#include <sys/socket.h>
#include <net/if.h>
#include <net/if_ether.h>
#include <net/if_media.h>
#include <net/if_ieee80211.h>
#include <machine/cpu.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <dev/ic/wi_ieee.h>
#include <dev/ic/wireg.h>
#include <dev/ic/wivar.h>
#include <dev/pcmcia/pcmciareg.h>
#include <dev/pcmcia/pcmciavar.h>
#include <dev/pcmcia/pcmciadevs.h>
static int wi_pcmcia_match __P((struct device *, struct cfdata *, void *));
static void wi_pcmcia_attach __P((struct device *, struct device *, void *));
static int wi_pcmcia_detach __P((struct device *, int));
static int wi_pcmcia_enable __P((struct wi_softc *));
static void wi_pcmcia_disable __P((struct wi_softc *));
static void wi_pcmcia_powerhook __P((int, void *));
static void wi_pcmcia_shutdown __P((void *));
static const struct wi_pcmcia_product
*wi_pcmcia_lookup __P((struct pcmcia_attach_args *pa));
struct wi_pcmcia_softc {
struct wi_softc sc_wi;
/* PCMCIA-specific */
struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */
int sc_io_window; /* our i/o window */
struct pcmcia_function *sc_pf; /* PCMCIA function */
void *sc_powerhook; /* power hook descriptor */
void *sc_sdhook; /* shutdown hook */
};
static int wi_pcmcia_find __P((struct wi_pcmcia_softc *,
struct pcmcia_attach_args *, struct pcmcia_config_entry *));
struct cfattach wi_pcmcia_ca = {
sizeof(struct wi_pcmcia_softc), wi_pcmcia_match, wi_pcmcia_attach,
wi_pcmcia_detach, wi_activate,
};
static const struct wi_pcmcia_product {
u_int32_t pp_vendor; /* vendor ID */
u_int32_t pp_product; /* product ID */
const char *pp_cisinfo[4]; /* CIS information */
const char *pp_name; /* product name */
} wi_pcmcia_products[] = {
{ PCMCIA_VENDOR_LUCENT,
PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
PCMCIA_CIS_LUCENT_WAVELAN_IEEE,
PCMCIA_STR_LUCENT_WAVELAN_IEEE },
{ PCMCIA_VENDOR_3COM,
PCMCIA_PRODUCT_3COM_3CRWE737A,
PCMCIA_CIS_3COM_3CRWE737A,
PCMCIA_STR_3COM_3CRWE737A },
{ PCMCIA_VENDOR_COREGA,
PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_PCC_11,
PCMCIA_CIS_COREGA_WIRELESS_LAN_PCC_11,
PCMCIA_STR_COREGA_WIRELESS_LAN_PCC_11 },
{ PCMCIA_VENDOR_COREGA,
PCMCIA_PRODUCT_COREGA_WIRELESS_LAN_PCCA_11,
PCMCIA_CIS_COREGA_WIRELESS_LAN_PCCA_11,
PCMCIA_STR_COREGA_WIRELESS_LAN_PCCA_11 },
{ PCMCIA_VENDOR_INTERSIL,
PCMCIA_PRODUCT_INTERSIL_PRISM2,
PCMCIA_CIS_INTERSIL_PRISM2,
PCMCIA_STR_INTERSIL_PRISM2 },
{ PCMCIA_VENDOR_SAMSUNG,
PCMCIA_PRODUCT_SAMSUNG_SWL_2000N,
PCMCIA_CIS_SAMSUNG_SWL_2000N,
PCMCIA_STR_SAMSUNG_SWL_2000N },
{ PCMCIA_VENDOR_LUCENT,
PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
PCMCIA_CIS_SMC_2632W,
PCMCIA_STR_SMC_2632W },
{ PCMCIA_VENDOR_LUCENT,
PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
PCMCIA_CIS_NANOSPEED_PRISM2,
PCMCIA_STR_NANOSPEED_PRISM2 },
{ PCMCIA_VENDOR_ELSA,
PCMCIA_PRODUCT_ELSA_XI300_IEEE,
PCMCIA_CIS_ELSA_XI300_IEEE,
PCMCIA_STR_ELSA_XI300_IEEE },
{ PCMCIA_VENDOR_COMPAQ,
PCMCIA_PRODUCT_COMPAQ_NC5004,
PCMCIA_CIS_COMPAQ_NC5004,
PCMCIA_STR_COMPAQ_NC5004 },
{ PCMCIA_VENDOR_CONTEC,
PCMCIA_PRODUCT_CONTEC_FX_DS110_PCC,
PCMCIA_CIS_CONTEC_FX_DS110_PCC,
PCMCIA_STR_CONTEC_FX_DS110_PCC },
{ PCMCIA_VENDOR_TDK,
PCMCIA_PRODUCT_TDK_LAK_CD011WL,
PCMCIA_CIS_TDK_LAK_CD011WL,
PCMCIA_STR_TDK_LAK_CD011WL },
{ PCMCIA_VENDOR_LUCENT,
PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
PCMCIA_CIS_NEC_CMZ_RT_WP,
PCMCIA_STR_NEC_CMZ_RT_WP },
{ PCMCIA_VENDOR_LUCENT,
PCMCIA_PRODUCT_LUCENT_WAVELAN_IEEE,
PCMCIA_CIS_NTT_ME_WLAN,
PCMCIA_STR_NTT_ME_WLAN },
{ PCMCIA_VENDOR_IODATA2,
PCMCIA_PRODUCT_IODATA2_WNB11PCM,
PCMCIA_CIS_IODATA2_WNB11PCM,
PCMCIA_STR_IODATA2_WNB11PCM },
{ PCMCIA_VENDOR_BUFFALO,
PCMCIA_PRODUCT_BUFFALO_WLI_PCM_S11,
PCMCIA_CIS_BUFFALO_WLI_PCM_S11,
PCMCIA_STR_BUFFALO_WLI_PCM_S11 },
{ PCMCIA_VENDOR_EMTAC,
PCMCIA_PRODUCT_EMTAC_WLAN,
PCMCIA_CIS_EMTAC_WLAN,
PCMCIA_STR_EMTAC_WLAN },
{ PCMCIA_VENDOR_INTERSIL,
PCMCIA_PRODUCT_GEMTEK_WLAN,
PCMCIA_CIS_GEMTEK_WLAN,
PCMCIA_STR_GEMTEK_WLAN },
{ 0,
0,
{ NULL, NULL, NULL, NULL },
NULL }
};
static const struct wi_pcmcia_product *
wi_pcmcia_lookup(pa)
struct pcmcia_attach_args *pa;
{
const struct wi_pcmcia_product *pp;
/* match by CIS information */
for (pp = wi_pcmcia_products; pp->pp_name != NULL; pp++) {
if (pa->card->cis1_info[0] != NULL &&
pp->pp_cisinfo[0] != NULL &&
strcmp(pa->card->cis1_info[0], pp->pp_cisinfo[0]) == 0 &&
pa->card->cis1_info[1] != NULL &&
pp->pp_cisinfo[1] != NULL &&
strcmp(pa->card->cis1_info[1], pp->pp_cisinfo[1]) == 0)
return pp;
}
/* match by vendor/product id */
for (pp = wi_pcmcia_products; pp->pp_name != NULL; pp++) {
if (pa->manufacturer != PCMCIA_VENDOR_INVALID &&
pa->manufacturer == pp->pp_vendor &&
pa->product != PCMCIA_PRODUCT_INVALID &&
pa->product == pp->pp_product)
return pp;
}
return (NULL);
}
static int
wi_pcmcia_match(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
struct pcmcia_attach_args *pa = aux;
if (wi_pcmcia_lookup(pa) != NULL)
return (1);
return (0);
}
static int
wi_pcmcia_enable(sc)
struct wi_softc *sc;
{
struct wi_pcmcia_softc *psc = (struct wi_pcmcia_softc *)sc;
struct pcmcia_function *pf = psc->sc_pf;
/* establish the interrupt. */
sc->sc_ih = pcmcia_intr_establish(pf, IPL_NET, wi_intr, sc);
if (sc->sc_ih == NULL) {
printf("%s: couldn't establish interrupt\n",
sc->sc_dev.dv_xname);
return (EIO);
}
if (pcmcia_function_enable(pf) != 0) {
printf("%s: couldn't enable card\n", sc->sc_dev.dv_xname);
pcmcia_intr_disestablish(pf, sc->sc_ih);
return (EIO);
}
DELAY(1000);
return (0);
}
static void
wi_pcmcia_disable(sc)
struct wi_softc *sc;
{
struct wi_pcmcia_softc *psc = (struct wi_pcmcia_softc *)sc;
pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih);
pcmcia_function_disable(psc->sc_pf);
}
static int
wi_pcmcia_find(psc, pa, cfe)
struct wi_pcmcia_softc *psc;
struct pcmcia_attach_args *pa;
struct pcmcia_config_entry *cfe;
{
struct wi_softc *sc = &psc->sc_wi;
/* Allocate/map I/O space. */
if (pcmcia_io_alloc(psc->sc_pf, cfe->iospace[0].start,
cfe->iospace[0].length, WI_IOSIZE,
&psc->sc_pcioh) != 0) {
printf("%s: can't allocate i/o space\n",
sc->sc_dev.dv_xname);
goto fail1;
}
printf("%s:", sc->sc_dev.dv_xname);
if (pcmcia_io_map(psc->sc_pf, PCMCIA_WIDTH_AUTO, 0,
psc->sc_pcioh.size, &psc->sc_pcioh,
&psc->sc_io_window) != 0) {
printf(" can't map i/o space\n");
goto fail2;
}
/* Enable the card */
pcmcia_function_init(psc->sc_pf, cfe);
if (pcmcia_function_enable(psc->sc_pf)) {
printf("%s: function enable failed\n", sc->sc_dev.dv_xname);
goto fail3;
}
sc->sc_iot = psc->sc_pcioh.iot;
sc->sc_ioh = psc->sc_pcioh.ioh;
DELAY(1000);
return(0);
fail3:
pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window);
fail2:
pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
fail1:
psc->sc_io_window = -1;
return(1);
}
static void
wi_pcmcia_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct wi_pcmcia_softc *psc = (void *)self;
struct wi_softc *sc = &psc->sc_wi;
const struct wi_pcmcia_product *pp;
struct pcmcia_attach_args *pa = aux;
struct pcmcia_config_entry *cfe;
char devinfo[256];
/* Print out what we are. */
pcmcia_devinfo(&pa->pf->sc->card, 0, devinfo, sizeof(devinfo));
printf(": %s\n", devinfo);
psc->sc_pf = pa->pf;
for (cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head); cfe != NULL;
cfe = SIMPLEQ_NEXT(cfe, cfe_list)) {
if (cfe->iftype != PCMCIA_IFTYPE_IO)
continue;
if (cfe->iospace[0].length < WI_IOSIZE)
continue;
if (wi_pcmcia_find(psc, pa, cfe) == 0)
break;
}
if (cfe == NULL) {
printf(": no suitable CIS info found\n");
goto no_config_entry;
}
pp = wi_pcmcia_lookup(pa);
if (pp == NULL)
panic("wi_pcmcia_attach: impossible");
sc->sc_enabled = 1;
sc->sc_enable = wi_pcmcia_enable;
sc->sc_disable = wi_pcmcia_disable;
/* establish the interrupt. */
sc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, wi_intr, sc);
if (sc->sc_ih == NULL) {
printf("%s: couldn't establish interrupt\n",
sc->sc_dev.dv_xname);
goto no_interrupt;
}
sc->sc_ifp = &sc->sc_ethercom.ec_if;
if (wi_attach(sc) != 0) {
printf("%s: failed to attach controller\n",
sc->sc_dev.dv_xname);
goto attach_failed;
}
psc->sc_sdhook = shutdownhook_establish(wi_pcmcia_shutdown, psc);
psc->sc_powerhook = powerhook_establish(wi_pcmcia_powerhook, psc);
/* disable the card */
sc->sc_enabled = 0;
wi_pcmcia_disable(sc);
return;
attach_failed:
pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih);
no_interrupt:
pcmcia_function_disable(psc->sc_pf);
pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window);
pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
no_config_entry:
psc->sc_io_window = -1;
}
static int
wi_pcmcia_detach(self, flags)
struct device *self;
int flags;
{
struct wi_pcmcia_softc *psc = (struct wi_pcmcia_softc *)self;
int error;
if (psc->sc_io_window == -1)
/* Nothing to detach. */
return (0);
if (psc->sc_powerhook != NULL)
powerhook_disestablish(psc->sc_powerhook);
if (psc->sc_sdhook != NULL)
shutdownhook_disestablish(psc->sc_sdhook);
error = wi_detach(&psc->sc_wi);
if (error != 0)
return (error);
/* 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);
return (0);
}
static void
wi_pcmcia_powerhook(why, arg)
int why;
void *arg;
{
struct wi_pcmcia_softc *psc = arg;
struct wi_softc *sc = &psc->sc_wi;
wi_power(sc, why);
}
static void
wi_pcmcia_shutdown(arg)
void *arg;
{
struct wi_pcmcia_softc *psc = arg;
struct wi_softc *sc = &psc->sc_wi;
wi_shutdown(sc);
}
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