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/* $OpenBSD: if_wi_obio.c,v 1.15 2006/06/19 22:42:33 miod Exp $ */
/*
* Copyright (c) 1997, 1998, 1999
* Bill Paul <wpaul@ctr.columbia.edu>. 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Bill Paul.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY Bill Paul 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 Bill Paul OR THE VOICES IN HIS HEAD
* 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.
*
* From: if_wi.c,v 1.7 1999/07/04 14:40:22 wpaul Exp $
*/
/*
* Lucent WaveLAN/IEEE 802.11 PCMCIA driver for OpenBSD.
*
* Originally written by Bill Paul <wpaul@ctr.columbia.edu>
* Electrical Engineering Department
* Columbia University, New York City
*/
/*
* modified for apple obio by Dale Rahn
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/timeout.h>
#include <sys/socket.h>
#include <sys/device.h>
#include <sys/tree.h>
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_media.h>
#ifdef INET
#include <netinet/in.h>
#include <netinet/if_ether.h>
#endif
#include <net80211/ieee80211.h>
#include <net80211/ieee80211_ioctl.h>
#include <net80211/ieee80211_var.h>
#include <machine/bus.h>
#include <machine/autoconf.h>
#include <dev/ic/if_wireg.h>
#include <dev/ic/if_wi_ieee.h>
#include <dev/ic/if_wivar.h>
int wi_obio_match(struct device *, void *, void *);
void wi_obio_attach(struct device *, struct device *, void *);
int wi_obio_detach(struct device *, int);
int wi_obio_activate(struct device *, enum devact);
void wi_obio_attach(struct device *, struct device *, void *);
int wi_obio_enable(struct wi_softc *sc);
void wi_obio_disable(struct wi_softc *sc);
struct wi_obio_softc {
struct wi_softc sc_wi;
u_int keywest;
};
struct cfattach wi_obio_ca = {
sizeof (struct wi_obio_softc), wi_obio_match, wi_obio_attach,
wi_obio_detach, wi_obio_activate
};
int
wi_obio_match(parent, match, aux)
struct device *parent;
void *match, *aux;
{
struct confargs *ca = aux;
if (strcmp(ca->ca_name, "radio") == 0 &&
ca->ca_nintr >= 4 && ca->ca_nreg >= 8)
return (1);
return (0);
}
void
wi_obio_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct wi_obio_softc *psc = (struct wi_obio_softc *)self;
struct wi_softc *sc = &psc->sc_wi;
struct confargs *ca = aux;
printf(" irq %d:", ca->ca_intr[0]);
sc->wi_btag = ca->ca_iot;
ca->ca_reg[0] += ca->ca_baseaddr;
if (bus_space_map(sc->wi_btag, ca->ca_reg[0], ca->ca_reg[1], 0, &sc->wi_bhandle)) {
printf("can't map i/o space\n");
}
/* FSCKING hackery */
psc->keywest = (u_int) mapiodev(0x80000000, 0x1d000);
/* Establish the interrupt. */
mac_intr_establish(parent, ca->ca_intr[0], IST_LEVEL, IPL_NET,
wi_intr, psc, sc->sc_dev.dv_xname);
/* Make sure interrupts are disabled. */
CSR_WRITE_2(sc, WI_INT_EN, 0);
CSR_WRITE_2(sc, WI_EVENT_ACK, 0xffff);
wi_obio_enable(sc);
printf("\n");
wi_attach(sc, &wi_func_io);
}
int
wi_obio_detach(dev, flags)
struct device *dev;
int flags;
{
struct wi_obio_softc *psc = (struct wi_obio_softc *)dev;
struct wi_softc *sc = &psc->sc_wi;
struct ifnet *ifp = &sc->sc_ic.ic_if;
/*
obio_io_unmap(psc->sc_pf, psc->sc_io_window);
obio_io_free(psc->sc_pf, &psc->sc_pcioh);
*/
wi_obio_disable(sc);
ether_ifdetach(ifp);
if_detach(ifp);
return (0);
}
int
wi_obio_activate(dev, act)
struct device *dev;
enum devact act;
{
struct wi_obio_softc *psc = (struct wi_obio_softc *)dev;
struct wi_softc *sc = &psc->sc_wi;
struct ifnet *ifp = &sc->sc_ic.ic_if;
int s;
s = splnet();
switch (act) {
case DVACT_ACTIVATE:
wi_obio_enable(sc);
printf("%s:", WI_PRT_ARG(sc));
printf("\n");
wi_init(sc);
break;
case DVACT_DEACTIVATE:
ifp->if_timer = 0;
if (ifp->if_flags & IFF_RUNNING)
wi_stop(sc);
wi_obio_disable(sc);
break;
}
splx(s);
return (0);
}
/* THIS IS CRAP */
int
wi_obio_enable(sc)
struct wi_softc *sc;
{
struct wi_obio_softc *psc = (struct wi_obio_softc *)sc;
const u_int keywest = psc->keywest; /* XXX */
const u_int fcr2 = keywest + 0x40;
const u_int gpio = keywest + 0x6a;
const u_int extint_gpio = keywest + 0x58;
u_int x;
x = in32rb(fcr2);
x |= 0x4;
out32rb(fcr2, x);
/* Enable card slot. */
out8(gpio + 0x0f, 5);
delay(1000);
out8(gpio + 0x0f, 4);
delay(1000);
x = in32rb(fcr2);
x &= ~0x8000000;
out32rb(fcr2, x);
/* out8(gpio + 0x10, 4); */
out8(extint_gpio + 0x0b, 0);
out8(extint_gpio + 0x0a, 0x28);
out8(extint_gpio + 0x0d, 0x28);
out8(gpio + 0x0d, 0x28);
out8(gpio + 0x0e, 0x28);
out32rb(keywest + 0x1c000, 0);
/* Initialize the card. */
out32rb(keywest + 0x1a3e0, 0x41);
x = in32rb(fcr2);
x |= 0x8000000;
out32rb(fcr2, x);
return 0;
}
void
wi_obio_disable(sc)
struct wi_softc *sc;
{
struct wi_obio_softc *psc = (struct wi_obio_softc *)sc;
const u_int keywest = psc->keywest; /* XXX */
const u_int fcr2 = keywest + 0x40;
u_int x;
x = in32rb(fcr2);
x &= ~0x4;
out32rb(fcr2, x);
/* out8(gpio + 0x10, 0); */
}
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