static void
octm_init(void *arg)
{
struct ifnet *ifp;
struct octm_softc *sc;
cvmx_mgmt_port_netdevice_flags_t flags;
uint64_t mac;
sc = arg;
ifp = sc->sc_ifp;
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) {
cvmx_mgmt_port_disable(sc->sc_port);
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
}
/*
* NB:
* MAC must be set before allmulti and promisc below, as
* cvmx_mgmt_port_set_mac will always enable the CAM, and turning on
* promiscuous mode only works with the CAM disabled.
*/
mac = 0;
memcpy((u_int8_t *)&mac + 2, IF_LLADDR(ifp), 6);
cvmx_mgmt_port_set_mac(sc->sc_port, mac);
/*
* This is done unconditionally, rather than only if sc_flags have
* changed because of set_mac's effect on the CAM noted above.
*/
flags = 0;
if ((ifp->if_flags & IFF_ALLMULTI) != 0)
flags |= CVMX_IFF_ALLMULTI;
if ((ifp->if_flags & IFF_PROMISC) != 0)
flags |= CVMX_IFF_PROMISC;
cvmx_mgmt_port_set_multicast_list(sc->sc_port, flags);
/* XXX link state? */
if ((ifp->if_flags & IFF_UP) != 0)
cvmx_mgmt_port_enable(sc->sc_port);
ifp->if_drv_flags |= IFF_DRV_RUNNING;
ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
}
static void
octm_init(void *arg)
{
struct ifnet *ifp;
struct octm_softc *sc;
cvmx_mgmt_port_netdevice_flags_t flags;
uint64_t mac;
sc = arg;
ifp = sc->sc_ifp;
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) {
cvmx_mgmt_port_disable(sc->sc_port);
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
}
if (((ifp->if_flags ^ sc->sc_flags) & (IFF_ALLMULTI | IFF_MULTICAST | IFF_PROMISC)) != 0) {
flags = 0;
if ((ifp->if_flags & IFF_ALLMULTI) != 0)
flags |= CVMX_IFF_ALLMULTI;
if ((ifp->if_flags & IFF_PROMISC) != 0)
flags |= CVMX_IFF_PROMISC;
cvmx_mgmt_port_set_multicast_list(sc->sc_port, flags);
}
mac = 0;
memcpy((u_int8_t *)&mac + 2, IF_LLADDR(ifp), 6);
cvmx_mgmt_port_set_mac(sc->sc_port, mac);
/* XXX link state? */
if ((ifp->if_flags & IFF_UP) != 0)
cvmx_mgmt_port_enable(sc->sc_port);
ifp->if_drv_flags |= IFF_DRV_RUNNING;
ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
}
static int
octm_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
{
struct octm_softc *sc;
struct ifreq *ifr;
#ifdef INET
struct ifaddr *ifa;
#endif
int error;
sc = ifp->if_softc;
ifr = (struct ifreq *)data;
#ifdef INET
ifa = (struct ifaddr *)data;
#endif
switch (cmd) {
case SIOCSIFADDR:
#ifdef INET
/*
* Avoid reinitialization unless it's necessary.
*/
if (ifa->ifa_addr->sa_family == AF_INET) {
ifp->if_flags |= IFF_UP;
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
octm_init(sc);
arp_ifinit(ifp, ifa);
return (0);
}
#endif
error = ether_ioctl(ifp, cmd, data);
if (error != 0)
return (error);
return (0);
case SIOCSIFFLAGS:
if (ifp->if_flags == sc->sc_flags)
return (0);
if ((ifp->if_flags & IFF_UP) != 0) {
octm_init(sc);
} else {
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) {
cvmx_mgmt_port_disable(sc->sc_port);
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
}
}
sc->sc_flags = ifp->if_flags;
return (0);
case SIOCSIFCAP:
/*
* Just change the capabilities in software, currently none
* require reprogramming hardware, they just toggle whether we
* make use of already-present facilities in software.
*/
ifp->if_capenable = ifr->ifr_reqcap;
return (0);
case SIOCSIFMTU:
cvmx_mgmt_port_set_max_packet_size(sc->sc_port, ifr->ifr_mtu + ifp->if_data.ifi_hdrlen);
return (0);
case SIOCSIFMEDIA:
case SIOCGIFMEDIA:
error = ifmedia_ioctl(ifp, ifr, &sc->sc_ifmedia, cmd);
if (error != 0)
return (error);
return (0);
default:
error = ether_ioctl(ifp, cmd, data);
if (error != 0)
return (error);
return (0);
}
}