int
pdq_ifattach(pdq_softc_t *sc, const pdq_uint8_t *llc, pdq_type_t type)
{
struct ifnet *ifp;
ifp = PDQ_IFNET(sc) = if_alloc(IFT_FDDI);
if (ifp == NULL) {
device_printf(sc->dev, "can not if_alloc()\n");
return (ENOSPC);
}
mtx_init(&sc->mtx, device_get_nameunit(sc->dev), MTX_NETWORK_LOCK,
MTX_DEF);
callout_init_mtx(&sc->watchdog, &sc->mtx, 0);
if_initname(ifp, device_get_name(sc->dev), device_get_unit(sc->dev));
ifp->if_softc = sc;
ifp->if_init = pdq_ifinit;
ifp->if_snd.ifq_maxlen = ifqmaxlen;
ifp->if_flags = IFF_BROADCAST|IFF_SIMPLEX|IFF_NOTRAILERS|IFF_MULTICAST;
ifp->if_ioctl = pdq_ifioctl;
ifp->if_start = pdq_ifstart;
#if defined(IFM_FDDI)
{
const int media = sc->sc_ifmedia.ifm_media;
ifmedia_init(&sc->sc_ifmedia, IFM_FDX,
pdq_ifmedia_change, pdq_ifmedia_status);
ifmedia_add(&sc->sc_ifmedia, media, 0, 0);
ifmedia_set(&sc->sc_ifmedia, media);
}
#endif
sc->sc_pdq = pdq_initialize(sc->mem_bst, sc->mem_bsh, ifp->if_xname, -1,
sc, type);
if (sc->sc_pdq == NULL) {
device_printf(sc->dev, "Initialization failed.\n");
return (ENXIO);
}
fddi_ifattach(ifp, llc, FDDI_BPF_SUPPORTED);
return (0);
}
static void
pdq_tc_attach(
struct device * const parent,
struct device * const self,
void * const aux)
{
pdq_softc_t * const sc = (pdq_softc_t *) self;
struct tc_attach_args * const ta = (struct tc_attach_args *) aux;
/*
* NOTE: sc_bc is an alias for sc_csrtag and sc_membase is an
* alias for sc_csrhandle. sc_iobase is not used in this front-end.
*/
sc->sc_csrtag = ta->ta_memt;
bcopy(sc->sc_dev.dv_xname, sc->sc_if.if_xname, IFNAMSIZ);
sc->sc_if.if_flags = 0;
sc->sc_if.if_softc = sc;
if (bus_space_map(sc->sc_csrtag, ta->ta_addr + PDQ_TC_CSR_OFFSET,
PDQ_TC_CSR_SPACE, 0, &sc->sc_csrhandle)) {
printf("\n%s: can't map card memory!\n", sc->sc_dev.dv_xname);
return;
}
sc->sc_pdq = pdq_initialize(sc->sc_csrtag, sc->sc_csrhandle,
sc->sc_if.if_xname, 0,
(void *) sc, PDQ_DEFTA);
if (sc->sc_pdq == NULL) {
printf("%s: initialization failed\n", sc->sc_dev.dv_xname);
return;
}
bcopy((caddr_t) sc->sc_pdq->pdq_hwaddr.lanaddr_bytes, sc->sc_ac.ac_enaddr, 6);
pdq_ifattach(sc, NULL);
tc_intr_establish(parent, ta->ta_cookie, TC_IPL_NET,
(int (*)(void *)) pdq_interrupt, sc->sc_pdq);
sc->sc_ats = shutdownhook_establish((void (*)(void *)) pdq_hwreset, sc->sc_pdq);
if (sc->sc_ats == NULL)
printf("%s: warning: couldn't establish shutdown hook\n", self->dv_xname);
}
