void
print_baudrate(u_int64_t baudrate)
{
if (baudrate > IF_Gbps(1))
printf("%llu GBit/s", baudrate / IF_Gbps(1));
else if (baudrate > IF_Mbps(1))
printf("%llu MBit/s", baudrate / IF_Mbps(1));
else if (baudrate > IF_Kbps(1))
printf("%llu KBit/s", baudrate / IF_Kbps(1));
else
printf("%llu Bit/s", baudrate);
}
void
nfe_attach(struct device *parent, struct device *self, void *aux)
{
struct nfe_softc *sc = (struct nfe_softc *)self;
struct pci_attach_args *pa = aux;
pci_chipset_tag_t pc = pa->pa_pc;
pci_intr_handle_t ih;
const char *intrstr;
struct ifnet *ifp;
bus_size_t memsize;
pcireg_t memtype;
memtype = pci_mapreg_type(pa->pa_pc, pa->pa_tag, NFE_PCI_BA);
switch (memtype) {
case PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT:
case PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_64BIT:
if (pci_mapreg_map(pa, NFE_PCI_BA, memtype, 0, &sc->sc_memt,
&sc->sc_memh, NULL, &memsize, 0) == 0)
break;
/* FALLTHROUGH */
default:
printf(": could not map mem space\n");
return;
}
if (pci_intr_map(pa, &ih) != 0) {
printf(": could not map interrupt\n");
return;
}
intrstr = pci_intr_string(pc, ih);
sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, nfe_intr, sc,
sc->sc_dev.dv_xname);
if (sc->sc_ih == NULL) {
printf(": could not establish interrupt");
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
return;
}
printf(": %s", intrstr);
sc->sc_dmat = pa->pa_dmat;
nfe_get_macaddr(sc, sc->sc_arpcom.ac_enaddr);
printf(", address %s\n", ether_sprintf(sc->sc_arpcom.ac_enaddr));
sc->sc_flags = 0;
switch (PCI_PRODUCT(pa->pa_id)) {
case PCI_PRODUCT_NVIDIA_NFORCE3_LAN2:
case PCI_PRODUCT_NVIDIA_NFORCE3_LAN3:
case PCI_PRODUCT_NVIDIA_NFORCE3_LAN4:
case PCI_PRODUCT_NVIDIA_NFORCE3_LAN5:
sc->sc_flags |= NFE_JUMBO_SUP | NFE_HW_CSUM;
break;
case PCI_PRODUCT_NVIDIA_MCP51_LAN1:
case PCI_PRODUCT_NVIDIA_MCP51_LAN2:
case PCI_PRODUCT_NVIDIA_MCP61_LAN1:
case PCI_PRODUCT_NVIDIA_MCP61_LAN2:
case PCI_PRODUCT_NVIDIA_MCP61_LAN3:
case PCI_PRODUCT_NVIDIA_MCP61_LAN4:
case PCI_PRODUCT_NVIDIA_MCP67_LAN1:
case PCI_PRODUCT_NVIDIA_MCP67_LAN2:
case PCI_PRODUCT_NVIDIA_MCP67_LAN3:
case PCI_PRODUCT_NVIDIA_MCP67_LAN4:
sc->sc_flags |= NFE_40BIT_ADDR;
break;
case PCI_PRODUCT_NVIDIA_CK804_LAN1:
case PCI_PRODUCT_NVIDIA_CK804_LAN2:
case PCI_PRODUCT_NVIDIA_MCP04_LAN1:
case PCI_PRODUCT_NVIDIA_MCP04_LAN2:
sc->sc_flags |= NFE_JUMBO_SUP | NFE_40BIT_ADDR | NFE_HW_CSUM;
break;
case PCI_PRODUCT_NVIDIA_MCP65_LAN1:
case PCI_PRODUCT_NVIDIA_MCP65_LAN2:
case PCI_PRODUCT_NVIDIA_MCP65_LAN3:
case PCI_PRODUCT_NVIDIA_MCP65_LAN4:
sc->sc_flags |= NFE_JUMBO_SUP | NFE_40BIT_ADDR;
break;
case PCI_PRODUCT_NVIDIA_MCP55_LAN1:
case PCI_PRODUCT_NVIDIA_MCP55_LAN2:
sc->sc_flags |= NFE_JUMBO_SUP | NFE_40BIT_ADDR | NFE_HW_CSUM |
NFE_HW_VLAN;
break;
}
/* enable jumbo frames for adapters that support it */
if (sc->sc_flags & NFE_JUMBO_SUP)
sc->sc_flags |= NFE_USE_JUMBO;
/*
* Allocate Tx and Rx rings.
*/
if (nfe_alloc_tx_ring(sc, &sc->txq) != 0) {
printf("%s: could not allocate Tx ring\n",
sc->sc_dev.dv_xname);
return;
}
if (nfe_alloc_rx_ring(sc, &sc->rxq) != 0) {
printf("%s: could not allocate Rx ring\n",
sc->sc_dev.dv_xname);
nfe_free_tx_ring(sc, &sc->txq);
return;
}
ifp = &sc->sc_arpcom.ac_if;
ifp->if_softc = sc;
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
ifp->if_ioctl = nfe_ioctl;
ifp->if_start = nfe_start;
ifp->if_watchdog = nfe_watchdog;
ifp->if_init = nfe_init;
ifp->if_baudrate = IF_Gbps(1);
IFQ_SET_MAXLEN(&ifp->if_snd, NFE_IFQ_MAXLEN);
IFQ_SET_READY(&ifp->if_snd);
strlcpy(ifp->if_xname, sc->sc_dev.dv_xname, IFNAMSIZ);
ifp->if_capabilities = IFCAP_VLAN_MTU;
if (sc->sc_flags & NFE_USE_JUMBO)
ifp->if_hardmtu = NFE_JUMBO_MTU;
#if NVLAN > 0
if (sc->sc_flags & NFE_HW_VLAN)
ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING;
#endif
if (sc->sc_flags & NFE_HW_CSUM) {
ifp->if_capabilities |= IFCAP_CSUM_IPv4 | IFCAP_CSUM_TCPv4 |
IFCAP_CSUM_UDPv4;
}
sc->sc_mii.mii_ifp = ifp;
sc->sc_mii.mii_readreg = nfe_miibus_readreg;
sc->sc_mii.mii_writereg = nfe_miibus_writereg;
sc->sc_mii.mii_statchg = nfe_miibus_statchg;
ifmedia_init(&sc->sc_mii.mii_media, 0, nfe_ifmedia_upd,
nfe_ifmedia_sts);
mii_attach(self, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
MII_OFFSET_ANY, 0);
if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
printf("%s: no PHY found!\n", sc->sc_dev.dv_xname);
ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER | IFM_MANUAL,
0, NULL);
ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER | IFM_MANUAL);
} else
ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER | IFM_AUTO);
if_attach(ifp);
ether_ifattach(ifp);
timeout_set(&sc->sc_tick_ch, nfe_tick, sc);
sc->sc_powerhook = powerhook_establish(nfe_power, sc);
}
static int
vtbe_attach(device_t dev)
{
uint8_t macaddr[ETHER_ADDR_LEN];
struct vtbe_softc *sc;
struct ifnet *ifp;
int reg;
sc = device_get_softc(dev);
sc->dev = dev;
sc->hdrsize = sizeof(struct virtio_net_hdr_mrg_rxbuf);
if (bus_alloc_resources(dev, vtbe_spec, sc->res)) {
device_printf(dev, "could not allocate resources\n");
return (ENXIO);
}
/* Memory interface */
sc->bst = rman_get_bustag(sc->res[0]);
sc->bsh = rman_get_bushandle(sc->res[0]);
mtx_init(&sc->mtx, device_get_nameunit(sc->dev),
MTX_NETWORK_LOCK, MTX_DEF);
if (setup_offset(dev, &sc->beri_mem_offset) != 0)
return (ENXIO);
if (setup_pio(dev, "pio-send", &sc->pio_send) != 0)
return (ENXIO);
if (setup_pio(dev, "pio-recv", &sc->pio_recv) != 0)
return (ENXIO);
/* Setup MMIO */
/* Specify that we provide network device */
reg = htobe32(VIRTIO_ID_NETWORK);
WRITE4(sc, VIRTIO_MMIO_DEVICE_ID, reg);
/* The number of desc we support */
reg = htobe32(DESC_COUNT);
WRITE4(sc, VIRTIO_MMIO_QUEUE_NUM_MAX, reg);
/* Our features */
reg = htobe32(VIRTIO_NET_F_MAC |
VIRTIO_NET_F_MRG_RXBUF |
VIRTIO_F_NOTIFY_ON_EMPTY);
WRITE4(sc, VIRTIO_MMIO_HOST_FEATURES, reg);
/* Get MAC */
if (vtbe_get_hwaddr(sc, macaddr)) {
device_printf(sc->dev, "can't get mac\n");
return (ENXIO);
}
/* Set up the ethernet interface. */
sc->ifp = ifp = if_alloc(IFT_ETHER);
ifp->if_baudrate = IF_Gbps(10);
ifp->if_softc = sc;
if_initname(ifp, device_get_name(dev), device_get_unit(dev));
ifp->if_flags = (IFF_BROADCAST | IFF_SIMPLEX |
IFF_MULTICAST | IFF_PROMISC);
ifp->if_capabilities = IFCAP_VLAN_MTU;
ifp->if_capenable = ifp->if_capabilities;
ifp->if_start = vtbe_txstart;
ifp->if_ioctl = vtbe_ioctl;
ifp->if_init = vtbe_init;
IFQ_SET_MAXLEN(&ifp->if_snd, DESC_COUNT - 1);
ifp->if_snd.ifq_drv_maxlen = DESC_COUNT - 1;
IFQ_SET_READY(&ifp->if_snd);
ifp->if_hdrlen = sizeof(struct ether_vlan_header);
/* All ready to run, attach the ethernet interface. */
ether_ifattach(ifp, macaddr);
sc->is_attached = true;
return (0);
}