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NetBSD/sys/dev/pcmcia/if_mbe_pcmcia.c

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/* $NetBSD: if_mbe_pcmcia.c,v 1.30 2002/11/30 14:15:12 tsutsui Exp $ */
/*-
* Copyright (c) 1998, 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Enami Tsugutomo.
*
* 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: if_mbe_pcmcia.c,v 1.30 2002/11/30 14:15:12 tsutsui Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <sys/socket.h>
#include <net/if.h>
#include <net/if_ether.h>
#include <net/if_media.h>
#include <machine/intr.h>
#include <machine/bus.h>
#include <dev/ic/mb86960reg.h>
#include <dev/ic/mb86960var.h>
#include <dev/pcmcia/pcmciareg.h>
#include <dev/pcmcia/pcmciavar.h>
#include <dev/pcmcia/pcmciadevs.h>
int mbe_pcmcia_match __P((struct device *, struct cfdata *, void *));
void mbe_pcmcia_attach __P((struct device *, struct device *, void *));
int mbe_pcmcia_detach __P((struct device *, int));
static const struct mbe_pcmcia_product
*mbe_pcmcia_lookup __P((struct pcmcia_attach_args *pa));
struct mbe_pcmcia_softc {
struct mb86960_softc sc_mb86960; /* real "mb" softc */
/* PCMCIA-specific goo. */
struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */
int sc_io_window; /* our i/o window */
void *sc_ih; /* interrupt cookie */
struct pcmcia_function *sc_pf; /* our PCMCIA function */
};
CFATTACH_DECL(mbe_pcmcia, sizeof(struct mbe_pcmcia_softc),
mbe_pcmcia_match, mbe_pcmcia_attach, mbe_pcmcia_detach, mb86960_activate);
int mbe_pcmcia_enable __P((struct mb86960_softc *));
void mbe_pcmcia_disable __P((struct mb86960_softc *));
struct mbe_pcmcia_get_enaddr_args {
u_int8_t enaddr[ETHER_ADDR_LEN];
int maddr;
};
int mbe_pcmcia_get_enaddr_from_cis __P((struct pcmcia_tuple *, void *));
int mbe_pcmcia_get_enaddr_from_mem __P((struct mbe_pcmcia_softc *,
struct mbe_pcmcia_get_enaddr_args *));
int mbe_pcmcia_get_enaddr_from_io __P((struct mbe_pcmcia_softc *,
struct mbe_pcmcia_get_enaddr_args *));
static const struct mbe_pcmcia_product {
const char *mpp_name; /* product name */
u_int32_t mpp_vendor; /* vendor ID */
u_int32_t mpp_product; /* product ID */
const char *mpp_cisinfo[4]; /* CIS information */
u_int32_t mpp_ioalign; /* required alignment */
int mpp_enet_maddr;
int flags;
#define MBH10302 0x0001 /* FUJITSU MBH10302 */
} mbe_pcmcia_products[] = {
{ PCMCIA_STR_TDK_LAK_CD021BX, PCMCIA_VENDOR_TDK,
PCMCIA_PRODUCT_TDK_LAK_CD021BX, PCMCIA_CIS_TDK_LAK_CD021BX,
0, -1 },
{ PCMCIA_STR_TDK_LAK_CF010, PCMCIA_VENDOR_TDK,
PCMCIA_PRODUCT_TDK_LAK_CF010, PCMCIA_CIS_TDK_LAK_CF010,
0, -1 },
#if 0 /* XXX 86960-based? */
{ PCMCIA_STR_TDK_LAK_DFL9610, PCMCIA_VENDOR_TDK,
PCMCIA_PRODUCT_TDK_LAK_DFL9610, PCMCIA_CIS_TDK_DFL9610,
0, -1, MBH10302 /* XXX */ },
#endif
{ PCMCIA_STR_CONTEC_CNETPC, PCMCIA_VENDOR_CONTEC,
PCMCIA_PRODUCT_CONTEC_CNETPC, PCMCIA_CIS_CONTEC_CNETPC,
0, -1 },
{ PCMCIA_STR_FUJITSU_LA501, PCMCIA_VENDOR_FUJITSU,
PCMCIA_PRODUCT_FUJITSU_LA501, PCMCIA_CIS_FUJITSU_LA501,
0x20, -1 },
{ PCMCIA_STR_FUJITSU_FMV_J181, PCMCIA_VENDOR_FUJITSU,
PCMCIA_PRODUCT_FUJITSU_FMV_J181, PCMCIA_CIS_FUJITSU_FMV_J181,
0x20, -1, MBH10302 },
{ PCMCIA_STR_FUJITSU_FMV_J182, PCMCIA_VENDOR_FUJITSU,
PCMCIA_PRODUCT_FUJITSU_FMV_J182, PCMCIA_CIS_FUJITSU_FMV_J182,
0, 0xf2c },
{ PCMCIA_STR_FUJITSU_FMV_J182A, PCMCIA_VENDOR_FUJITSU,
PCMCIA_PRODUCT_FUJITSU_FMV_J182A, PCMCIA_CIS_FUJITSU_FMV_J182A,
0, 0x1cc },
{ PCMCIA_STR_FUJITSU_ITCFJ182A, PCMCIA_VENDOR_FUJITSU,
PCMCIA_PRODUCT_FUJITSU_ITCFJ182A, PCMCIA_CIS_FUJITSU_ITCFJ182A,
0, 0x1cc },
{ PCMCIA_STR_FUJITSU_LA10S, PCMCIA_VENDOR_FUJITSU,
PCMCIA_PRODUCT_FUJITSU_LA10S, PCMCIA_CIS_FUJITSU_LA10S,
0, -1 },
{ PCMCIA_STR_RATOC_REX_R280, PCMCIA_VENDOR_RATOC,
PCMCIA_PRODUCT_RATOC_REX_R280, PCMCIA_CIS_RATOC_REX_R280,
0, 0x1fc },
{ NULL, 0,
0, { NULL, NULL, NULL, NULL },
0, 0 }
};
static const struct mbe_pcmcia_product *
mbe_pcmcia_lookup(pa)
struct pcmcia_attach_args *pa;
{
const struct mbe_pcmcia_product *mpp;
for (mpp = mbe_pcmcia_products; mpp->mpp_name != NULL; mpp++) {
/* match by CIS information */
if (pa->card->cis1_info[0] != NULL &&
mpp->mpp_cisinfo[0] != NULL &&
strcmp(pa->card->cis1_info[0], mpp->mpp_cisinfo[0]) == 0 &&
pa->card->cis1_info[1] != NULL &&
mpp->mpp_cisinfo[1] != NULL &&
strcmp(pa->card->cis1_info[1], mpp->mpp_cisinfo[1]) == 0 &&
(mpp->mpp_cisinfo[2] == NULL ||
strcmp(pa->card->cis1_info[2], mpp->mpp_cisinfo[2]) == 0))
return (mpp);
/* match by vendor/product id */
if (pa->manufacturer != PCMCIA_VENDOR_INVALID &&
pa->manufacturer == mpp->mpp_vendor &&
pa->product != PCMCIA_PRODUCT_INVALID &&
pa->product == mpp->mpp_product)
return (mpp);
}
return (NULL);
}
int
mbe_pcmcia_match(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
struct pcmcia_attach_args *pa = aux;
if (mbe_pcmcia_lookup(pa) != NULL)
return (1);
return (0);
}
void
mbe_pcmcia_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct mbe_pcmcia_softc *psc = (struct mbe_pcmcia_softc *)self;
struct mb86960_softc *sc = &psc->sc_mb86960;
struct pcmcia_attach_args *pa = aux;
struct pcmcia_config_entry *cfe;
struct mbe_pcmcia_get_enaddr_args pgea;
const struct mbe_pcmcia_product *mpp;
int rv;
mpp = mbe_pcmcia_lookup(pa);
if (mpp == NULL) {
printf("\n");
panic("mbe_pcmcia_attach: impossible");
}
psc->sc_pf = pa->pf;
cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head);
/* Enable the card. */
pcmcia_function_init(pa->pf, cfe);
if (pcmcia_function_enable(pa->pf)) {
printf(": function enable failed\n");
goto enable_failed;
}
/* Allocate and map i/o space for the card. */
if (pcmcia_io_alloc(pa->pf, cfe->iospace[0].start,
cfe->iospace[0].length,
mpp->mpp_ioalign ? mpp->mpp_ioalign : cfe->iospace[0].length,
&psc->sc_pcioh)) {
printf(": can't allocate i/o space\n");
goto ioalloc_failed;
}
sc->sc_bst = psc->sc_pcioh.iot;
sc->sc_bsh = psc->sc_pcioh.ioh;
sc->sc_enable = mbe_pcmcia_enable;
sc->sc_disable = mbe_pcmcia_disable;
/*
* Don't bother checking flags; the back-end sets the chip
* into 16-bit mode.
*/
if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_IO16, 0,
mpp->mpp_ioalign ? mpp->mpp_ioalign : cfe->iospace[0].length,
&psc->sc_pcioh, &psc->sc_io_window)) {
printf(": can't map i/o space\n");
goto iomap_failed;
}
printf(": %s\n", mpp->mpp_name);
/* Read station address from io/mem or CIS. */
if (mpp->mpp_enet_maddr >= 0) {
pgea.maddr = mpp->mpp_enet_maddr;
if (mbe_pcmcia_get_enaddr_from_mem(psc, &pgea) != 0) {
printf("%s: Couldn't get ethernet address "
"from mem\n", sc->sc_dev.dv_xname);
goto no_enaddr;
}
} else if ((mpp->flags & MBH10302) != 0) {
bus_space_write_1(sc->sc_bst, sc->sc_bsh, FE_MBH0 ,
FE_MBH0_MASK | FE_MBH0_INTR_ENABLE);
if (mbe_pcmcia_get_enaddr_from_io(psc, &pgea) != 0) {
printf("%s: Couldn't get ethernet address "
"from io\n", sc->sc_dev.dv_xname);
goto no_enaddr;
}
} else {
rv = pcmcia_scan_cis(parent,
mbe_pcmcia_get_enaddr_from_cis, &pgea);
if (rv == -1) {
printf("%s: Couldn't read CIS to get ethernet "
"address\n", sc->sc_dev.dv_xname);
goto no_enaddr;
} else if (rv == 0) {
printf("%s: Couldn't get ethernet address "
"from CIS\n", sc->sc_dev.dv_xname);
goto no_enaddr;
}
#ifdef DIAGNOSTIC
if (rv != 1) {
printf("%s: pcmcia_scan_cis returns %d\n",
sc->sc_dev.dv_xname, rv);
panic("mbe_pcmcia_attach");
}
printf("%s: Ethernet address from CIS: %s\n",
sc->sc_dev.dv_xname, ether_sprintf(pgea.enaddr));
#endif
}
/* Perform generic initialization. */
if ((mpp->flags & MBH10302) != 0)
sc->sc_flags |= FE_FLAGS_MB86960;
mb86960_attach(sc, pgea.enaddr);
mb86960_config(sc, NULL, 0, 0);
pcmcia_function_disable(pa->pf);
return;
no_enaddr:
/* Unmap our i/o window. */
pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window);
iomap_failed:
/* Free our i/o space. */
pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
ioalloc_failed:
pcmcia_function_disable(pa->pf);
enable_failed:
psc->sc_io_window = -1;
}
int
mbe_pcmcia_detach(self, flags)
struct device *self;
int flags;
{
struct mbe_pcmcia_softc *psc = (struct mbe_pcmcia_softc *)self;
int error;
if (psc->sc_io_window == -1)
/* Nothing to detach. */
return (0);
error = mb86960_detach(&psc->sc_mb86960);
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);
}
int
mbe_pcmcia_enable(sc)
struct mb86960_softc *sc;
{
struct mbe_pcmcia_softc *psc = (struct mbe_pcmcia_softc *)sc;
/* Establish the interrupt handler. */
psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, mb86960_intr,
sc);
if (psc->sc_ih == NULL) {
printf("%s: couldn't establish interrupt handler\n",
sc->sc_dev.dv_xname);
return (1);
}
if (pcmcia_function_enable(psc->sc_pf)) {
pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
return (1);
}
return (0);
}
void
mbe_pcmcia_disable(sc)
struct mb86960_softc *sc;
{
struct mbe_pcmcia_softc *psc = (struct mbe_pcmcia_softc *)sc;
pcmcia_function_disable(psc->sc_pf);
pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
}
int
mbe_pcmcia_get_enaddr_from_cis(tuple, arg)
struct pcmcia_tuple *tuple;
void *arg;
{
struct mbe_pcmcia_get_enaddr_args *p = arg;
int i;
if (tuple->code == PCMCIA_CISTPL_FUNCE) {
if (tuple->length < 2) /* sub code and ether addr length */
return (0);
if ((pcmcia_tuple_read_1(tuple, 0) !=
PCMCIA_TPLFE_TYPE_LAN_NID) ||
(pcmcia_tuple_read_1(tuple, 1) != ETHER_ADDR_LEN))
return (0);
for (i = 0; i < ETHER_ADDR_LEN; i++)
p->enaddr[i] = pcmcia_tuple_read_1(tuple, i + 2);
return (1);
}
return (0);
}
int
mbe_pcmcia_get_enaddr_from_io(psc, ea)
struct mbe_pcmcia_softc *psc;
struct mbe_pcmcia_get_enaddr_args *ea;
{
int i;
for (i = 0; i < ETHER_ADDR_LEN; i++)
ea->enaddr[i] = bus_space_read_1(psc->sc_pcioh.iot,
psc->sc_pcioh.ioh, FE_MBH_ENADDR + i);
if (ea->enaddr == NULL)
return (1);
return (0);
}
int
mbe_pcmcia_get_enaddr_from_mem(psc, ea)
struct mbe_pcmcia_softc *psc;
struct mbe_pcmcia_get_enaddr_args *ea;
{
struct mb86960_softc *sc = &psc->sc_mb86960;
struct pcmcia_mem_handle pcmh;
bus_size_t offset;
int i, mwindow, rv = 1;
if (ea->maddr < 0)
goto bad_memaddr;
if (pcmcia_mem_alloc(psc->sc_pf, ETHER_ADDR_LEN * 2, &pcmh)) {
printf("%s: can't alloc mem for enet addr\n",
sc->sc_dev.dv_xname);
goto memalloc_failed;
}
if (pcmcia_mem_map(psc->sc_pf, PCMCIA_MEM_ATTR, ea->maddr,
ETHER_ADDR_LEN * 2, &pcmh, &offset, &mwindow)) {
printf("%s: can't map mem for enet addr\n",
sc->sc_dev.dv_xname);
goto memmap_failed;
}
for (i = 0; i < ETHER_ADDR_LEN; i++)
ea->enaddr[i] = bus_space_read_1(pcmh.memt, pcmh.memh,
offset + (i * 2));
rv = 0;
pcmcia_mem_unmap(psc->sc_pf, mwindow);
memmap_failed:
pcmcia_mem_free(psc->sc_pf, &pcmh);
memalloc_failed:
bad_memaddr:
return (rv);
}
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