void
EtherStop(void)
{
epstop();
outw(BASE + EP_COMMAND, GLOBAL_RESET);
delay(100000);
}
static int
ep_if_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data, struct ucred *cr)
{
struct ep_softc * sc = ifp->if_softc;
struct ifreq * ifr = (struct ifreq *)data;
int error = 0;
crit_enter();
switch (cmd) {
case SIOCSIFFLAGS:
if (((ifp->if_flags & IFF_UP) == 0) &&
(ifp->if_flags & IFF_RUNNING)) {
ifp->if_flags &= ~IFF_RUNNING;
epstop(sc);
} else {
/* reinitialize card on any parameter change */
ep_if_init(sc);
}
break;
#ifdef notdef
case SIOCGHWADDR:
bcopy((caddr_t) sc->sc_addr, (caddr_t) & ifr->ifr_data,
sizeof(sc->sc_addr));
break;
#endif
case SIOCADDMULTI:
case SIOCDELMULTI:
/*
* The Etherlink III has no programmable multicast
* filter. We always initialize the card to be
* promiscuous to multicast, since we're always a
* member of the ALL-SYSTEMS group, so there's no
* need to process SIOC*MULTI requests.
*/
error = 0;
break;
case SIOCSIFMEDIA:
case SIOCGIFMEDIA:
if (!sc->epb.mii_trans) {
error = ifmedia_ioctl(ifp, ifr, &sc->ifmedia, cmd);
} else {
error = EINVAL;
}
break;
default:
error = ether_ioctl(ifp, cmd, data);
break;
}
crit_exit();
return (error);
}
/**************************************************************************
ETH_RESET - Reset adapter
***************************************************************************/
void
epreset(void)
{
int i;
/***********************************************************
Reset 3Com 509 card
*************************************************************/
epstop();
/*
* initialize card
*/
while (inw(BASE + EP_STATUS) & S_COMMAND_IN_PROGRESS)
continue;
GO_WINDOW(0);
/* Disable the card */
outw(BASE + EP_W0_CONFIG_CTRL, 0);
/* Configure IRQ to none */
outw(BASE + EP_W0_RESOURCE_CFG, SET_IRQ(0));
/* Enable the card */
outw(BASE + EP_W0_CONFIG_CTRL, ENABLE_DRQ_IRQ);
GO_WINDOW(2);
/* Reload the ether_addr. */
for (i = 0; i < 6; i++)
outb(BASE + EP_W2_ADDR_0 + i, eth_myaddr[i]);
outw(BASE + EP_COMMAND, RX_RESET);
outw(BASE + EP_COMMAND, TX_RESET);
/* Window 1 is operating window */
GO_WINDOW(1);
for (i = 0; i < 31; i++)
inb(BASE + EP_W1_TX_STATUS);
/* get rid of stray intr's */
outw(BASE + EP_COMMAND, ACK_INTR | 0xff);
outw(BASE + EP_COMMAND, SET_RD_0_MASK | S_5_INTS);
outw(BASE + EP_COMMAND, SET_INTR_MASK);
outw(BASE + EP_COMMAND, SET_RX_FILTER | FIL_INDIVIDUAL |
FIL_BRDCST);
/* configure BNC */
if (ether_medium == ETHERMEDIUM_BNC) {
outw(BASE + EP_COMMAND, START_TRANSCEIVER);
delay(1000);
}
/* configure UTP */
if (ether_medium == ETHERMEDIUM_UTP) {
GO_WINDOW(4);
outw(BASE + EP_W4_MEDIA_TYPE, ENABLE_UTP);
GO_WINDOW(1);
}
/* start tranciever and receiver */
outw(BASE + EP_COMMAND, RX_ENABLE);
outw(BASE + EP_COMMAND, TX_ENABLE);
/* set early threshold for minimal packet length */
outw(BASE + EP_COMMAND, SET_RX_EARLY_THRESH | 64);
outw(BASE + EP_COMMAND, SET_TX_START_THRESH | 16);
}