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/* $OpenBSD: musycc_obsd.c,v 1.8 2005/08/27 13:32:01 claudio Exp $ */
/*
* Copyright (c) 2004,2005 Internet Business Solutions AG, Zurich, Switzerland
* Written by: Claudio Jeker <jeker@accoom.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/param.h>
#include <sys/types.h>
#include <sys/device.h>
#include <sys/malloc.h>
#include <sys/systm.h>
#include <sys/socket.h>
#include <machine/cpu.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <net/if.h>
#include <net/if_media.h>
#include <net/if_sppp.h>
#include <dev/pci/musyccvar.h>
#include <dev/pci/musyccreg.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcidevs.h>
int musycc_match(struct device *, void *, void *);
void musycc_softc_attach(struct device *, struct device *, void *);
void musycc_ebus_attach(struct device *, struct musycc_softc *,
struct pci_attach_args *);
int musycc_ebus_print(void *, const char *);
struct cfattach musycc_ca = {
sizeof(struct musycc_softc), musycc_match, musycc_softc_attach
};
struct cfdriver musycc_cd = {
NULL, "musycc", DV_DULL
};
SLIST_HEAD(, musycc_softc) msc_list = SLIST_HEAD_INITIALIZER(msc_list);
const struct pci_matchid musycc_pci_devices[] = {
{ PCI_VENDOR_CONEXANT, PCI_PRODUCT_CONEXANT_MUSYCC8478 },
{ PCI_VENDOR_CONEXANT, PCI_PRODUCT_CONEXANT_MUSYCC8474 },
{ PCI_VENDOR_CONEXANT, PCI_PRODUCT_CONEXANT_MUSYCC8472 },
{ PCI_VENDOR_CONEXANT, PCI_PRODUCT_CONEXANT_MUSYCC8471 }
};
int
musycc_match(struct device *parent, void *match, void *aux)
{
return (pci_matchbyid((struct pci_attach_args *)aux, musycc_pci_devices,
sizeof(musycc_pci_devices)/sizeof(musycc_pci_devices[0])));
}
void
musycc_softc_attach(struct device *parent, struct device *self, void *aux)
{
struct musycc_softc *sc = (struct musycc_softc *)self;
struct pci_attach_args *pa = aux;
pci_chipset_tag_t pc = pa->pa_pc;
pci_intr_handle_t ih;
const char *intrstr = NULL;
if (pci_mapreg_map(pa, MUSYCC_PCI_BAR,
PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, 0,
&sc->mc_st, &sc->mc_sh, NULL, &sc->mc_iosize, 0)) {
printf(": can't map mem space\n");
return;
}
sc->mc_dmat = pa->pa_dmat;
switch (PCI_PRODUCT(pa->pa_id)) {
case PCI_PRODUCT_CONEXANT_MUSYCC8478:
sc->mc_ngroups = 8;
sc->mc_nports = 8;
break;
case PCI_PRODUCT_CONEXANT_MUSYCC8474:
sc->mc_ngroups = 4;
sc->mc_nports = 4;
break;
case PCI_PRODUCT_CONEXANT_MUSYCC8472:
sc->mc_ngroups = 2;
sc->mc_nports = 2;
break;
case PCI_PRODUCT_CONEXANT_MUSYCC8471:
sc->mc_ngroups = 1;
sc->mc_nports = 1;
break;
}
if (pa->pa_function == 1)
return (musycc_ebus_attach(parent, sc, pa));
sc->bus = parent->dv_unit;
sc->device = pa->pa_device;
SLIST_INSERT_HEAD(&msc_list, sc, list);
/*
* Allocate our interrupt.
*/
if (pci_intr_map(pa, &ih)) {
printf(": couldn't map interrupt\n");
bus_space_unmap(sc->mc_st, sc->mc_sh, sc->mc_iosize);
return;
}
intrstr = pci_intr_string(pc, ih);
sc->mc_ih = pci_intr_establish(pc, ih, IPL_NET, musycc_intr, sc,
self->dv_xname);
if (sc->mc_ih == NULL) {
printf(": couldn't establish interrupt");
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
bus_space_unmap(sc->mc_st, sc->mc_sh, sc->mc_iosize);
return;
}
printf(": %s\n", intrstr);
return;
}
void
musycc_ebus_attach(struct device *parent, struct musycc_softc *esc,
struct pci_attach_args *pa)
{
struct ebus_dev rom;
struct musycc_attach_args ma;
struct musycc_softc *sc;
pci_chipset_tag_t pc = pa->pa_pc;
#if 0
pci_intr_handle_t ih;
const char *intrstr = NULL;
#endif
struct musycc_rom baseconf;
struct musycc_rom_framer framerconf;
bus_size_t offset;
int i;
/* find HDLC controller softc ... */
SLIST_FOREACH(sc, &msc_list, list)
if (sc->bus == parent->dv_unit && sc->device == pa->pa_device)
break;
if (sc == NULL) {
printf(": corresponding hdlc controller not found\n");
return;
}
/* ... and link them together */
esc->mc_other = sc;
sc->mc_other = esc;
#if 0
/*
* Allocate our interrupt.
*/
if (pci_intr_map(pa, &ih)) {
printf(": couldn't map interrupt\n");
goto failed;
}
intrstr = pci_intr_string(pc, ih);
esc->mc_ih = pci_intr_establish(pc, ih, IPL_NET, ebus_intr, esc,
esc->mc_dev.dv_xname);
if (esc->mc_ih == NULL) {
printf(": couldn't establish interrupt");
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
goto failed;
}
/* XXX this printf should actually move to the end of the function */
printf(": %s\n", intrstr);
#endif
if (ebus_attach_device(&rom, sc, 0, 0x400) != 0) {
printf(": failed to map rom @ %05p\n", 0);
goto failed;
}
offset = 0;
ebus_read_buf(&rom, offset, &baseconf, sizeof(baseconf));
offset += sizeof(baseconf);
if (baseconf.magic != MUSYCC_ROM_MAGIC) {
printf(": bad rom\n");
goto failed;
}
/* Do generic parts of attach. */
if (musycc_attach_common(sc, baseconf.portmap, baseconf.portmode))
goto failed;
/* map and reset leds */
/* (15 * 0x4000) << 2 */
esc->mc_ledbase = ntohl(baseconf.ledbase) << 2;
esc->mc_ledmask = baseconf.ledmask;
esc->mc_ledstate = 0;
bus_space_write_1(esc->mc_st, esc->mc_sh, esc->mc_ledbase, 0);
printf("\n");
for (i = 0; i < baseconf.numframer; i++) {
if (offset >= 0x400) {
printf("%s: bad rom\n", sc->mc_dev.dv_xname);
goto failed;
}
ebus_read_buf(&rom, offset, &framerconf, sizeof(framerconf));
offset += sizeof(framerconf);
strlcpy(ma.ma_product, baseconf.product, sizeof(ma.ma_product));
ma.ma_base = ntohl(framerconf.base);
ma.ma_size = ntohl(framerconf.size);
ma.ma_type = ntohl(framerconf.type);
ma.ma_gnum = framerconf.gnum;
ma.ma_port = framerconf.port;
ma.ma_flags = framerconf.flags;
ma.ma_slot = framerconf.slot;
(void)config_found(&sc->mc_dev, &ma, musycc_ebus_print);
}
return;
failed:
/* Failed! */
pci_intr_disestablish(pc, sc->mc_ih);
if (esc->mc_ih != NULL)
pci_intr_disestablish(pc, esc->mc_ih);
bus_space_unmap(sc->mc_st, sc->mc_sh, sc->mc_iosize);
bus_space_unmap(esc->mc_st, esc->mc_sh, esc->mc_iosize);
return;
}
int
musycc_ebus_print(void *aux, const char *pnp)
{
struct musycc_attach_args *ma = aux;
if (pnp)
printf("framer at %s port %d slot %c",
pnp, ma->ma_port, ma->ma_slot);
else
printf(" port %d slot %c", ma->ma_port, ma->ma_slot);
return (UNCONF);
}
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