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NetBSD/sys/dev/pcmcia/spc_pcmcia.c

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/* $NetBSD: spc_pcmcia.c,v 1.1 2004/07/07 08:47:22 mycroft Exp $ */
/*-
* Copyright (c) 2000, 2004 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Charles M. Hannum.
*
* 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: spc_pcmcia.c,v 1.1 2004/07/07 08:47:22 mycroft Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <sys/buf.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <dev/scsipi/scsi_all.h>
#include <dev/scsipi/scsipi_all.h>
#include <dev/scsipi/scsiconf.h>
#include <dev/pcmcia/pcmciareg.h>
#include <dev/pcmcia/pcmciavar.h>
#include <dev/pcmcia/pcmciadevs.h>
#include <dev/ic/mb89352var.h>
struct spc_pcmcia_softc {
struct spc_softc sc_spc; /* glue to MI code */
/* PCMCIA-specific goo. */
struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */
int sc_io_window; /* our i/o window */
struct pcmcia_function *sc_pf; /* our PCMCIA function */
void *sc_ih; /* interrupt handler */
int sc_flags;
#define SPC_PCMCIA_ATTACHED 1 /* attach completed */
#define SPC_PCMCIA_ATTACHING 2 /* attach in progress */
};
int spc_pcmcia_match __P((struct device *, struct cfdata *, void *));
void spc_pcmcia_attach __P((struct device *, struct device *, void *));
int spc_pcmcia_detach __P((struct device *, int));
int spc_pcmcia_enable __P((struct device *, int));
CFATTACH_DECL(spc_pcmcia, sizeof(struct spc_pcmcia_softc),
spc_pcmcia_match, spc_pcmcia_attach, spc_pcmcia_detach, NULL);
static const struct spc_pcmcia_product *
spc_pcmcia_lookup __P((struct pcmcia_attach_args *));
const struct spc_pcmcia_product {
u_int32_t epp_vendor; /* vendor ID */
u_int32_t epp_product; /* product ID */
const char *epp_cisinfo[4]; /* CIS information */
} spc_pcmcia_products[] = {
{ PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_SCSI600,
PCMCIA_CIS_FUJITSU_SCSI600 },
};
static const struct spc_pcmcia_product *
spc_pcmcia_lookup(pa)
struct pcmcia_attach_args *pa;
{
const struct spc_pcmcia_product *epp;
int n;
for (epp = spc_pcmcia_products,
n = sizeof(spc_pcmcia_products) / sizeof(spc_pcmcia_products[0]);
n; epp++, n--) {
/* match by CIS information */
if (pa->card->cis1_info[0] != NULL &&
epp->epp_cisinfo[0] != NULL &&
strcmp(pa->card->cis1_info[0], epp->epp_cisinfo[0]) == 0 &&
pa->card->cis1_info[1] != NULL &&
epp->epp_cisinfo[1] != NULL &&
strcmp(pa->card->cis1_info[1], epp->epp_cisinfo[1]) == 0)
return (epp);
/* match by vendor/product id */
if (pa->manufacturer != PCMCIA_VENDOR_INVALID &&
pa->manufacturer == epp->epp_vendor &&
pa->product != PCMCIA_PRODUCT_INVALID &&
pa->product == epp->epp_product)
return (epp);
}
return (NULL);
}
int
spc_pcmcia_match(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
struct pcmcia_attach_args *pa = aux;
if (spc_pcmcia_lookup(pa) != NULL)
return (1);
return (0);
}
void
spc_pcmcia_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct spc_pcmcia_softc *sc = (void *)self;
struct spc_softc *spc = (void *)self;
struct pcmcia_attach_args *pa = aux;
struct pcmcia_config_entry *cfe;
struct pcmcia_function *pf = pa->pf;
const struct spc_pcmcia_product *epp;
aprint_normal("\n");
SIMPLEQ_FOREACH(cfe, &pf->cfe_head, cfe_list) {
if (cfe->num_memspace != 0 ||
cfe->num_iospace != 1)
continue;
if (pcmcia_io_alloc(pf, cfe->iospace[0].start,
cfe->iospace[0].length, 0, &sc->sc_pcioh) == 0)
break;
}
if (cfe == 0) {
aprint_error("%s: can't alloc i/o space\n", self->dv_xname);
goto no_config_entry;
}
sc->sc_pf = pf;
/* Enable the card. */
pcmcia_function_init(pf, cfe);
if (pcmcia_function_enable(pf)) {
printf("%s: function enable failed\n", self->dv_xname);
goto enable_failed;
}
/* Map in the I/O space */
if (pcmcia_io_map(pf, PCMCIA_WIDTH_AUTO, 0, sc->sc_pcioh.size,
&sc->sc_pcioh, &sc->sc_io_window)) {
printf("%s: can't map i/o space\n", self->dv_xname);
goto iomap_failed;
}
epp = spc_pcmcia_lookup(pa);
if (epp == NULL)
panic("spc_pcmcia_attach: impossible");
spc->sc_iot = sc->sc_pcioh.iot;
spc->sc_ioh = sc->sc_pcioh.ioh;
spc->sc_initiator = 7; /* XXX */
/*
* Initialize nca board itself.
*/
sc->sc_flags |= SPC_PCMCIA_ATTACHING;
#if 1
if (spc_pcmcia_enable(self, 1))
aprint_error("%s: enable failed\n", self->dv_xname);
else
#endif
spc_attach(spc);
sc->sc_flags &= ~SPC_PCMCIA_ATTACHING;
sc->sc_flags |= SPC_PCMCIA_ATTACHED;
return;
iomap_failed:
/* Disable the device. */
pcmcia_function_disable(pf);
enable_failed:
/* Unmap our I/O space. */
pcmcia_io_free(pf, &sc->sc_pcioh);
no_config_entry:
return;
}
int
spc_pcmcia_detach(self, flags)
struct device *self;
int flags;
{
struct spc_pcmcia_softc *sc = (void *)self;
#if 0
int error;
#endif
if ((sc->sc_flags & SPC_PCMCIA_ATTACHED) == 0) {
/* Nothing to detach. */
return (0);
}
#if 0
error = spc_detach(&sc->sc_spc, flags);
if (error)
return (error);
#else
panic("spc_pcmcia_detach");
#endif
/* Unmap our i/o window and i/o space. */
pcmcia_io_unmap(sc->sc_pf, sc->sc_io_window);
pcmcia_io_free(sc->sc_pf, &sc->sc_pcioh);
return (0);
}
int
spc_pcmcia_enable(arg, onoff)
struct device *arg;
int onoff;
{
struct spc_pcmcia_softc *sc = (void *) arg;
if (onoff) {
/* Establish the interrupt handler. */
sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_BIO,
spc_intr, &sc->sc_spc);
if (sc->sc_ih == NULL) {
printf("%s: couldn't establish interrupt handler\n",
sc->sc_spc.sc_dev.dv_xname);
return (EIO);
}
/*
* If attach is in progress, we know that card power is
* enabled and chip will be initialized later.
* Otherwise, enable and reset now.
*/
if ((sc->sc_flags & SPC_PCMCIA_ATTACHING) == 0) {
if (pcmcia_function_enable(sc->sc_pf)) {
printf("%s: couldn't enable PCMCIA function\n",
sc->sc_spc.sc_dev.dv_xname);
pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih);
return (EIO);
}
/* Initialize only chip. */
spc_init(&sc->sc_spc);
}
} else {
pcmcia_function_disable(sc->sc_pf);
pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih);
}
return (0);
}
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