static void
ed_pccard_tick(struct ed_softc *sc)
{
struct mii_data *mii;
int media = 0;
ED_ASSERT_LOCKED(sc);
if (sc->miibus != NULL) {
mii = device_get_softc(sc->miibus);
media = mii->mii_media_status;
mii_tick(mii);
if (mii->mii_media_status & IFM_ACTIVE &&
media != mii->mii_media_status) {
if (sc->chip_type == ED_CHIP_TYPE_DL10022) {
ed_asic_outb(sc, ED_DL10022_DIAG,
(mii->mii_media_active & IFM_FDX) ?
ED_DL10022_COLLISON_DIS : 0);
#ifdef notyet
} else if (sc->chip_type == ED_CHIP_TYPE_DL10019) {
write_asic(sc, ED_DL10019_MAGIC,
(mii->mii_media_active & IFM_FDX) ?
DL19FDUPLX : 0);
#endif
}
}
}
}
static void ei_watchdog(u_long arg)
{
struct net_device *dev = (struct net_device *)arg;
pcnet_dev_t *info = PRIV(dev);
unsigned int nic_base = dev->base_addr;
unsigned int mii_addr = nic_base + DLINK_GPIO;
u_short link;
if (!netif_device_present(dev)) goto reschedule;
/* Check for pending interrupt with expired latency timer: with
this, we can limp along even if the interrupt is blocked */
if (info->stale++ && (inb_p(nic_base + EN0_ISR) & ENISR_ALL)) {
if (!info->fast_poll)
netdev_info(dev, "interrupt(s) dropped!\n");
ei_irq_wrapper(dev->irq, dev);
info->fast_poll = HZ;
}
if (info->fast_poll) {
info->fast_poll--;
info->watchdog.expires = jiffies + 1;
add_timer(&info->watchdog);
return;
}
if (!(info->flags & HAS_MII))
goto reschedule;
mdio_read(mii_addr, info->phy_id, 1);
link = mdio_read(mii_addr, info->phy_id, 1);
if (!link || (link == 0xffff)) {
if (info->eth_phy) {
info->phy_id = info->eth_phy = 0;
} else {
netdev_info(dev, "MII is missing!\n");
info->flags &= ~HAS_MII;
}
goto reschedule;
}
link &= 0x0004;
if (link != info->link_status) {
u_short p = mdio_read(mii_addr, info->phy_id, 5);
netdev_info(dev, "%s link beat\n", link ? "found" : "lost");
if (link && (info->flags & IS_DL10022)) {
/* Disable collision detection on full duplex links */
outb((p & 0x0140) ? 4 : 0, nic_base + DLINK_DIAG);
} else if (link && (info->flags & IS_DL10019)) {
/* Disable collision detection on full duplex links */
write_asic(dev->base_addr, 4, (p & 0x140) ? DL19FDUPLX : 0);
}
if (link) {
if (info->phy_id == info->eth_phy) {
if (p)
netdev_info(dev, "autonegotiation complete: "
"%sbaseT-%cD selected\n",
((p & 0x0180) ? "100" : "10"),
((p & 0x0140) ? 'F' : 'H'));
else
netdev_info(dev, "link partner did not autonegotiate\n");
}
NS8390_init(dev, 1);
}
info->link_status = link;
}
if (info->pna_phy && time_after(jiffies, info->mii_reset + 6*HZ)) {
link = mdio_read(mii_addr, info->eth_phy, 1) & 0x0004;
if (((info->phy_id == info->pna_phy) && link) ||
((info->phy_id != info->pna_phy) && !link)) {
/* isolate this MII and try flipping to the other one */
mdio_write(mii_addr, info->phy_id, 0, 0x0400);
info->phy_id ^= info->pna_phy ^ info->eth_phy;
netdev_info(dev, "switched to %s transceiver\n",
(info->phy_id == info->eth_phy) ? "ethernet" : "PNA");
mdio_write(mii_addr, info->phy_id, 0,
(info->phy_id == info->eth_phy) ? 0x1000 : 0);
info->link_status = 0;
info->mii_reset = jiffies;
}
}
reschedule:
info->watchdog.expires = jiffies + HZ;
add_timer(&info->watchdog);
}
