void
pdq_ifinit(
pdq_softc_t *sc)
{
if (sc->sc_if.if_flags & IFF_UP) {
sc->sc_if.if_flags |= IFF_RUNNING;
if (sc->sc_if.if_flags & IFF_PROMISC) {
sc->sc_pdq->pdq_flags |= PDQ_PROMISC;
} else {
sc->sc_pdq->pdq_flags &= ~PDQ_PROMISC;
}
if (sc->sc_if.if_flags & IFF_ALLMULTI) {
sc->sc_pdq->pdq_flags |= PDQ_ALLMULTI;
} else {
sc->sc_pdq->pdq_flags &= ~PDQ_ALLMULTI;
}
if (sc->sc_if.if_flags & IFF_LINK1) {
sc->sc_pdq->pdq_flags |= PDQ_PASS_SMT;
} else {
sc->sc_pdq->pdq_flags &= ~PDQ_PASS_SMT;
}
sc->sc_pdq->pdq_flags |= PDQ_RUNNING;
pdq_run(sc->sc_pdq);
} else {
sc->sc_if.if_flags &= ~IFF_RUNNING;
sc->sc_pdq->pdq_flags &= ~PDQ_RUNNING;
pdq_stop(sc->sc_pdq);
}
}
static int
pdq_ifmedia_change(
struct ifnet *ifp)
{
pdq_softc_t * const sc = PDQ_OS_IFP_TO_SOFTC(ifp);
PDQ_LOCK(sc);
if (sc->sc_ifmedia.ifm_media & IFM_FDX) {
if ((sc->sc_pdq->pdq_flags & PDQ_WANT_FDX) == 0) {
sc->sc_pdq->pdq_flags |= PDQ_WANT_FDX;
if (sc->sc_pdq->pdq_flags & PDQ_RUNNING)
pdq_run(sc->sc_pdq);
}
} else if (sc->sc_pdq->pdq_flags & PDQ_WANT_FDX) {
sc->sc_pdq->pdq_flags &= ~PDQ_WANT_FDX;
if (sc->sc_pdq->pdq_flags & PDQ_RUNNING)
pdq_run(sc->sc_pdq);
}
PDQ_UNLOCK(sc);
return 0;
}
static int
pdq_ifioctl(
struct ifnet *ifp,
u_long cmd,
caddr_t data)
{
pdq_softc_t *sc = PDQ_OS_IFP_TO_SOFTC(ifp);
int error = 0;
switch (cmd) {
case SIOCSIFFLAGS: {
pdq_ifinit(sc);
break;
}
case SIOCADDMULTI:
case SIOCDELMULTI: {
PDQ_LOCK(sc);
if (PDQ_IFNET(sc)->if_drv_flags & IFF_DRV_RUNNING) {
pdq_run(sc->sc_pdq);
error = 0;
}
PDQ_UNLOCK(sc);
break;
}
#if defined(IFM_FDDI) && defined(SIOCSIFMEDIA)
case SIOCSIFMEDIA:
case SIOCGIFMEDIA: {
struct ifreq *ifr = (struct ifreq *)data;
error = ifmedia_ioctl(ifp, ifr, &sc->sc_ifmedia, cmd);
break;
}
#endif
default: {
error = fddi_ioctl(ifp, cmd, data);
break;
}
}
return error;
}
static void
pdq_ifinit_locked(pdq_softc_t *sc)
{
PDQ_LOCK_ASSERT(sc);
if (PDQ_IFNET(sc)->if_flags & IFF_UP) {
PDQ_IFNET(sc)->if_drv_flags |= IFF_DRV_RUNNING;
if (PDQ_IFNET(sc)->if_flags & IFF_PROMISC) {
sc->sc_pdq->pdq_flags |= PDQ_PROMISC;
} else {
sc->sc_pdq->pdq_flags &= ~PDQ_PROMISC;
}
if (PDQ_IFNET(sc)->if_flags & IFF_LINK1) {
sc->sc_pdq->pdq_flags |= PDQ_PASS_SMT;
} else {
sc->sc_pdq->pdq_flags &= ~PDQ_PASS_SMT;
}
sc->sc_pdq->pdq_flags |= PDQ_RUNNING;
pdq_run(sc->sc_pdq);
callout_reset(&sc->watchdog, hz, pdq_watchdog, sc);
} else
pdq_ifstop(sc);
}
int
pdq_ifioctl(
struct ifnet *ifp,
ioctl_cmd_t cmd,
caddr_t data)
{
pdq_softc_t *sc = (pdq_softc_t *) ((caddr_t) ifp - offsetof(pdq_softc_t, sc_arpcom.ac_if));
int s, error = 0;
s = splnet();
switch (cmd) {
case SIOCSIFADDR: {
struct ifaddr *ifa = (struct ifaddr *)data;
ifp->if_flags |= IFF_UP;
switch(ifa->ifa_addr->sa_family) {
#if defined(INET)
case AF_INET: {
pdq_ifinit(sc);
arp_ifinit(&sc->sc_arpcom, ifa);
break;
}
#endif /* INET */
#if defined(NS)
/* This magic copied from if_is.c; I don't use XNS,
* so I have no way of telling if this actually
* works or not.
*/
case AF_NS: {
struct ns_addr *ina = &(IA_SNS(ifa)->sns_addr);
if (ns_nullhost(*ina)) {
ina->x_host = *(union ns_host *)(sc->sc_arpcom.ac_enaddr);
} else {
ifp->if_flags &= ~IFF_RUNNING;
bcopy((caddr_t)ina->x_host.c_host,
(caddr_t)sc->sc_arpcom.ac_enaddr,
sizeof sc->sc_arpcom.ac_enaddr);
}
pdq_ifinit(sc);
break;
}
#endif /* NS */
default: {
pdq_ifinit(sc);
break;
}
}
break;
}
case SIOCSIFFLAGS: {
pdq_ifinit(sc);
break;
}
case SIOCADDMULTI:
case SIOCDELMULTI: {
/*
* Update multicast listeners
*/
if (cmd == SIOCADDMULTI)
error = ether_addmulti((struct ifreq *)data, &sc->sc_arpcom);
else
error = ether_delmulti((struct ifreq *)data, &sc->sc_arpcom);
if (error == ENETRESET) {
if (sc->sc_if.if_flags & IFF_RUNNING)
pdq_run(sc->sc_pdq);
error = 0;
}
break;
}
default: {
error = EINVAL;
break;
}
}
splx(s);
return error;
}
