diff options
Diffstat (limited to 'freebsd/sys/dev/fxp/if_fxp.c')
-rw-r--r-- | freebsd/sys/dev/fxp/if_fxp.c | 180 |
1 files changed, 114 insertions, 66 deletions
diff --git a/freebsd/sys/dev/fxp/if_fxp.c b/freebsd/sys/dev/fxp/if_fxp.c index 7bc247dc..2b1f51d6 100644 --- a/freebsd/sys/dev/fxp/if_fxp.c +++ b/freebsd/sys/dev/fxp/if_fxp.c @@ -89,7 +89,7 @@ MODULE_DEPEND(fxp, miibus, 1, 1, 1); #include <rtems/bsd/local/miibus_if.h> /* - * NOTE! On the Alpha, we have an alignment constraint. The + * NOTE! On !x86 we typically have an alignment constraint. The * card DMAs the packet immediately following the RFA. However, * the first thing in the packet is a 14-byte Ethernet header. * This means that the packet is misaligned. To compensate, @@ -113,7 +113,7 @@ static int tx_threshold = 64; * * See struct fxp_cb_config for the bit definitions. */ -static const u_char const fxp_cb_config_template[] = { +static const u_char fxp_cb_config_template[] = { 0x0, 0x0, /* cb_status */ 0x0, 0x0, /* cb_command */ 0x0, 0x0, 0x0, 0x0, /* link_addr */ @@ -157,7 +157,7 @@ static const u_char const fxp_cb_config_template[] = { * particular variants, but we don't currently differentiate between * them. */ -static const struct fxp_ident const fxp_ident_table[] = { +static const struct fxp_ident fxp_ident_table[] = { { 0x1029, -1, 0, "Intel 82559 PCI/CardBus Pro/100" }, { 0x1030, -1, 0, "Intel 82559 Pro/100 Ethernet" }, { 0x1031, -1, 3, "Intel 82801CAM (ICH3) Pro/100 VE Ethernet" }, @@ -196,7 +196,7 @@ static const struct fxp_ident const fxp_ident_table[] = { { 0x1229, 0x08, 0, "Intel 82559 Pro/100 Ethernet" }, { 0x1229, 0x09, 0, "Intel 82559ER Pro/100 Ethernet" }, { 0x1229, 0x0c, 0, "Intel 82550 Pro/100 Ethernet" }, - { 0x1229, 0x0d, 0, "Intel 82550 Pro/100 Ethernet" }, + { 0x1229, 0x0d, 0, "Intel 82550C Pro/100 Ethernet" }, { 0x1229, 0x0e, 0, "Intel 82550 Pro/100 Ethernet" }, { 0x1229, 0x0f, 0, "Intel 82551 Pro/100 Ethernet" }, { 0x1229, 0x10, 0, "Intel 82551 Pro/100 Ethernet" }, @@ -238,11 +238,11 @@ static int fxp_ioctl(struct ifnet *ifp, u_long command, caddr_t data); static void fxp_watchdog(struct fxp_softc *sc); static void fxp_add_rfabuf(struct fxp_softc *sc, - struct fxp_rx *rxp); + struct fxp_rx *rxp); static void fxp_discard_rfabuf(struct fxp_softc *sc, - struct fxp_rx *rxp); + struct fxp_rx *rxp); static int fxp_new_rfabuf(struct fxp_softc *sc, - struct fxp_rx *rxp); + struct fxp_rx *rxp); static int fxp_mc_addrs(struct fxp_softc *sc); static void fxp_mc_setup(struct fxp_softc *sc); static uint16_t fxp_eeprom_getword(struct fxp_softc *sc, int offset, @@ -250,6 +250,7 @@ static uint16_t fxp_eeprom_getword(struct fxp_softc *sc, int offset, static void fxp_eeprom_putword(struct fxp_softc *sc, int offset, uint16_t data); static void fxp_autosize_eeprom(struct fxp_softc *sc); +static void fxp_load_eeprom(struct fxp_softc *sc); static void fxp_read_eeprom(struct fxp_softc *sc, u_short *data, int offset, int words); static void fxp_write_eeprom(struct fxp_softc *sc, u_short *data, @@ -274,7 +275,7 @@ static int sysctl_hw_fxp_int_delay(SYSCTL_HANDLER_ARGS); static void fxp_scb_wait(struct fxp_softc *sc); static void fxp_scb_cmd(struct fxp_softc *sc, int cmd); static void fxp_dma_wait(struct fxp_softc *sc, - volatile uint16_t *status, bus_dma_tag_t dmat, + volatile uint16_t *status, bus_dma_tag_t dmat, bus_dmamap_t map); static device_method_t fxp_methods[] = { @@ -428,7 +429,7 @@ fxp_attach(device_t dev) struct fxp_rx *rxp; struct ifnet *ifp; uint32_t val; - uint16_t data, myea[ETHER_ADDR_LEN / 2]; + uint16_t data; u_char eaddr[ETHER_ADDR_LEN]; int error, flags, i, pmc, prefer_iomap; @@ -500,6 +501,7 @@ fxp_attach(device_t dev) * Find out how large of an SEEPROM we have. */ fxp_autosize_eeprom(sc); + fxp_load_eeprom(sc); /* * Find out the chip revision; lump all 82557 revs together. @@ -509,7 +511,7 @@ fxp_attach(device_t dev) /* Assume ICH controllers are 82559. */ sc->revision = FXP_REV_82559_A0; } else { - fxp_read_eeprom(sc, &data, 5, 1); + data = sc->eeprom[FXP_EEPROM_MAP_CNTR]; if ((data >> 8) == 1) sc->revision = FXP_REV_82557; else @@ -521,15 +523,27 @@ fxp_attach(device_t dev) */ if (sc->revision >= FXP_REV_82558_A4 && sc->revision != FXP_REV_82559S_A) { - fxp_read_eeprom(sc, &data, 10, 1); + data = sc->eeprom[FXP_EEPROM_MAP_ID]; if ((data & 0x20) != 0 && pci_find_extcap(sc->dev, PCIY_PMG, &pmc) == 0) sc->flags |= FXP_FLAG_WOLCAP; } + if (sc->revision == FXP_REV_82550_C) { + /* + * 82550C with server extension requires microcode to + * receive fragmented UDP datagrams. However if the + * microcode is used for client-only featured 82550C + * it locks up controller. + */ + data = sc->eeprom[FXP_EEPROM_MAP_COMPAT]; + if ((data & 0x0400) == 0) + sc->flags |= FXP_FLAG_NO_UCODE; + } + /* Receiver lock-up workaround detection. */ if (sc->revision < FXP_REV_82558_A4) { - fxp_read_eeprom(sc, &data, 3, 1); + data = sc->eeprom[FXP_EEPROM_MAP_COMPAT]; if ((data & 0x03) != 0x03) { sc->flags |= FXP_FLAG_RXBUG; device_printf(dev, "Enabling Rx lock-up workaround\n"); @@ -539,7 +553,7 @@ fxp_attach(device_t dev) /* * Determine whether we must use the 503 serial interface. */ - fxp_read_eeprom(sc, &data, 6, 1); + data = sc->eeprom[FXP_EEPROM_MAP_PRI_PHY]; if (sc->revision == FXP_REV_82557 && (data & FXP_PHY_DEVICE_MASK) != 0 && (data & FXP_PHY_SERIAL_ONLY)) sc->flags |= FXP_FLAG_SERIAL_MEDIA; @@ -559,7 +573,7 @@ fxp_attach(device_t dev) */ if ((sc->ident->ich >= 2 && sc->ident->ich <= 3) || (sc->ident->ich == 0 && sc->revision >= FXP_REV_82559_A0)) { - fxp_read_eeprom(sc, &data, 10, 1); + data = sc->eeprom[FXP_EEPROM_MAP_ID]; if (data & 0x02) { /* STB enable */ uint16_t cksum; int i; @@ -567,27 +581,24 @@ fxp_attach(device_t dev) device_printf(dev, "Disabling dynamic standby mode in EEPROM\n"); data &= ~0x02; - fxp_write_eeprom(sc, &data, 10, 1); + sc->eeprom[FXP_EEPROM_MAP_ID] = data; + fxp_write_eeprom(sc, &data, FXP_EEPROM_MAP_ID, 1); device_printf(dev, "New EEPROM ID: 0x%x\n", data); cksum = 0; - for (i = 0; i < (1 << sc->eeprom_size) - 1; i++) { - fxp_read_eeprom(sc, &data, i, 1); - cksum += data; - } + for (i = 0; i < (1 << sc->eeprom_size) - 1; i++) + cksum += sc->eeprom[i]; i = (1 << sc->eeprom_size) - 1; cksum = 0xBABA - cksum; - fxp_read_eeprom(sc, &data, i, 1); fxp_write_eeprom(sc, &cksum, i, 1); device_printf(dev, "EEPROM checksum @ 0x%x: 0x%x -> 0x%x\n", - i, data, cksum); -#if 1 + i, sc->eeprom[i], cksum); + sc->eeprom[i] = cksum; /* * If the user elects to continue, try the software * workaround, as it is better than nothing. */ sc->flags |= FXP_FLAG_CU_RESUME_BUG; -#endif } } @@ -677,13 +688,14 @@ fxp_attach(device_t dev) } error = bus_dmamem_alloc(sc->fxp_stag, (void **)&sc->fxp_stats, - BUS_DMA_NOWAIT | BUS_DMA_ZERO, &sc->fxp_smap); + BUS_DMA_NOWAIT | BUS_DMA_COHERENT | BUS_DMA_ZERO, &sc->fxp_smap); if (error) { device_printf(dev, "could not allocate stats DMA memory\n"); goto fail; } error = bus_dmamap_load(sc->fxp_stag, sc->fxp_smap, sc->fxp_stats, - sizeof(struct fxp_stats), fxp_dma_map_addr, &sc->stats_addr, 0); + sizeof(struct fxp_stats), fxp_dma_map_addr, &sc->stats_addr, + BUS_DMA_NOWAIT); if (error) { device_printf(dev, "could not load the stats DMA buffer\n"); goto fail; @@ -699,7 +711,7 @@ fxp_attach(device_t dev) } error = bus_dmamem_alloc(sc->cbl_tag, (void **)&sc->fxp_desc.cbl_list, - BUS_DMA_NOWAIT | BUS_DMA_ZERO, &sc->cbl_map); + BUS_DMA_NOWAIT | BUS_DMA_COHERENT | BUS_DMA_ZERO, &sc->cbl_map); if (error) { device_printf(dev, "could not allocate TxCB DMA memory\n"); goto fail; @@ -707,7 +719,7 @@ fxp_attach(device_t dev) error = bus_dmamap_load(sc->cbl_tag, sc->cbl_map, sc->fxp_desc.cbl_list, FXP_TXCB_SZ, fxp_dma_map_addr, - &sc->fxp_desc.cbl_addr, 0); + &sc->fxp_desc.cbl_addr, BUS_DMA_NOWAIT); if (error) { device_printf(dev, "could not load TxCB DMA buffer\n"); goto fail; @@ -724,14 +736,15 @@ fxp_attach(device_t dev) } error = bus_dmamem_alloc(sc->mcs_tag, (void **)&sc->mcsp, - BUS_DMA_NOWAIT | BUS_DMA_ZERO, &sc->mcs_map); + BUS_DMA_NOWAIT | BUS_DMA_COHERENT | BUS_DMA_ZERO, &sc->mcs_map); if (error) { device_printf(dev, "could not allocate multicast setup DMA memory\n"); goto fail; } error = bus_dmamap_load(sc->mcs_tag, sc->mcs_map, sc->mcsp, - sizeof(struct fxp_cb_mcs), fxp_dma_map_addr, &sc->mcs_addr, 0); + sizeof(struct fxp_cb_mcs), fxp_dma_map_addr, &sc->mcs_addr, + BUS_DMA_NOWAIT); if (error) { device_printf(dev, "can't load the multicast setup DMA buffer\n"); @@ -779,21 +792,20 @@ fxp_attach(device_t dev) /* * Read MAC address. */ - fxp_read_eeprom(sc, myea, 0, 3); - eaddr[0] = myea[0] & 0xff; - eaddr[1] = myea[0] >> 8; - eaddr[2] = myea[1] & 0xff; - eaddr[3] = myea[1] >> 8; - eaddr[4] = myea[2] & 0xff; - eaddr[5] = myea[2] >> 8; + eaddr[0] = sc->eeprom[FXP_EEPROM_MAP_IA0] & 0xff; + eaddr[1] = sc->eeprom[FXP_EEPROM_MAP_IA0] >> 8; + eaddr[2] = sc->eeprom[FXP_EEPROM_MAP_IA1] & 0xff; + eaddr[3] = sc->eeprom[FXP_EEPROM_MAP_IA1] >> 8; + eaddr[4] = sc->eeprom[FXP_EEPROM_MAP_IA2] & 0xff; + eaddr[5] = sc->eeprom[FXP_EEPROM_MAP_IA2] >> 8; if (bootverbose) { device_printf(dev, "PCI IDs: %04x %04x %04x %04x %04x\n", pci_get_vendor(dev), pci_get_device(dev), pci_get_subvendor(dev), pci_get_subdevice(dev), pci_get_revid(dev)); - fxp_read_eeprom(sc, &data, 10, 1); device_printf(dev, "Dynamic Standby mode is %s\n", - data & 0x02 ? "enabled" : "disabled"); + sc->eeprom[FXP_EEPROM_MAP_ID] & 0x02 ? "enabled" : + "disabled"); } /* @@ -902,7 +914,7 @@ fxp_attach(device_t dev) FXP_LOCK(sc); /* Clear wakeup events. */ CSR_WRITE_1(sc, FXP_CSR_PMDR, CSR_READ_1(sc, FXP_CSR_PMDR)); - fxp_init_body(sc, 1); + fxp_init_body(sc, 0); fxp_stop(sc); FXP_UNLOCK(sc); } @@ -1064,7 +1076,8 @@ fxp_suspend(device_t dev) pmstat |= PCIM_PSTAT_PME | PCIM_PSTAT_PMEENABLE; sc->flags |= FXP_FLAG_WOL; /* Reconfigure hardware to accept magic frames. */ - fxp_init_body(sc, 1); + ifp->if_drv_flags &= ~IFF_DRV_RUNNING; + fxp_init_body(sc, 0); } pci_write_config(sc->dev, pmc + PCIR_POWER_STATUS, pmstat, 2); } @@ -1289,6 +1302,23 @@ fxp_write_eeprom(struct fxp_softc *sc, u_short *data, int offset, int words) fxp_eeprom_putword(sc, offset + i, data[i]); } +static void +fxp_load_eeprom(struct fxp_softc *sc) +{ + int i; + uint16_t cksum; + + fxp_read_eeprom(sc, sc->eeprom, 0, 1 << sc->eeprom_size); + cksum = 0; + for (i = 0; i < (1 << sc->eeprom_size) - 1; i++) + cksum += sc->eeprom[i]; + cksum = 0xBABA - cksum; + if (cksum != sc->eeprom[(1 << sc->eeprom_size) - 1]) + device_printf(sc->dev, + "EEPROM checksum mismatch! (0x%04x -> 0x%04x)\n", + cksum, sc->eeprom[(1 << sc->eeprom_size) - 1]); +} + /* * Grab the softc lock and call the real fxp_start_body() routine */ @@ -1456,7 +1486,7 @@ fxp_encap(struct fxp_softc *sc, struct mbuf **m_head) return (ENOBUFS); } tcp = (struct tcphdr *)(mtod(m, char *) + poff); - m = m_pullup(m, poff + sizeof(struct tcphdr) + tcp->th_off); + m = m_pullup(m, poff + (tcp->th_off << 2)); if (m == NULL) { *m_head = NULL; return (ENOBUFS); @@ -1543,7 +1573,7 @@ fxp_encap(struct fxp_softc *sc, struct mbuf **m_head) } *m_head = m; error = bus_dmamap_load_mbuf_sg(sc->fxp_txmtag, txp->tx_map, - *m_head, segs, &nseg, 0); + *m_head, segs, &nseg, 0); if (error != 0) { m_freem(*m_head); *m_head = NULL; @@ -1943,11 +1973,11 @@ fxp_intr_body(struct fxp_softc *sc, struct ifnet *ifp, uint8_t statack, /* Adjust for appended checksum bytes. */ total_len -= 2; } - if (total_len < sizeof(struct ether_header) || + if (total_len < (int)sizeof(struct ether_header) || total_len > (MCLBYTES - RFA_ALIGNMENT_FUDGE - sc->rfa_size) || status & (FXP_RFA_STATUS_CRC | - FXP_RFA_STATUS_ALIGN)) { + FXP_RFA_STATUS_ALIGN | FXP_RFA_STATUS_OVERRUN)) { m_freem(m); fxp_add_rfabuf(sc, rxp); continue; @@ -2050,7 +2080,7 @@ fxp_update_stats(struct fxp_softc *sc) */ sc->rx_idle_secs++; } - ifp->if_ierrors += + ifp->if_ierrors += le32toh(sp->rx_crc_errors) + le32toh(sp->rx_alignment_errors) + le32toh(sp->rx_rnr_errors) + @@ -2113,8 +2143,10 @@ fxp_tick(void *xsc) */ if (sc->rx_idle_secs > FXP_MAX_RX_IDLE) { sc->rx_idle_secs = 0; - if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) + if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) { + ifp->if_drv_flags &= ~IFF_DRV_RUNNING; fxp_init_body(sc, 1); + } return; } /* @@ -2177,7 +2209,7 @@ fxp_stop(struct fxp_softc *sc) txp = sc->fxp_desc.tx_list; if (txp != NULL) { for (i = 0; i < FXP_NTXCB; i++) { - if (txp[i].tx_mbuf != NULL) { + if (txp[i].tx_mbuf != NULL) { bus_dmamap_sync(sc->fxp_txmtag, txp[i].tx_map, BUS_DMASYNC_POSTWRITE); bus_dmamap_unload(sc->fxp_txmtag, @@ -2212,6 +2244,7 @@ fxp_watchdog(struct fxp_softc *sc) device_printf(sc->dev, "device timeout\n"); sc->ifp->if_oerrors++; + sc->ifp->if_drv_flags &= ~IFF_DRV_RUNNING; fxp_init_body(sc, 1); } @@ -2246,6 +2279,10 @@ fxp_init_body(struct fxp_softc *sc, int setmedia) int i, prm; FXP_LOCK_ASSERT(sc, MA_OWNED); + + if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) + return; + /* * Cancel any pending I/O */ @@ -2557,14 +2594,12 @@ fxp_ifmedia_upd(struct ifnet *ifp) { struct fxp_softc *sc = ifp->if_softc; struct mii_data *mii; + struct mii_softc *miisc; mii = device_get_softc(sc->miibus); FXP_LOCK(sc); - if (mii->mii_instance) { - struct mii_softc *miisc; - LIST_FOREACH(miisc, &mii->mii_phys, mii_list) - mii_phy_reset(miisc); - } + LIST_FOREACH(miisc, &mii->mii_phys, mii_list) + mii_phy_reset(miisc); mii_mediachg(mii); FXP_UNLOCK(sc); return (0); @@ -2584,12 +2619,6 @@ fxp_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr) mii_pollstat(mii); ifmr->ifm_active = mii->mii_media_active; ifmr->ifm_status = mii->mii_media_status; - - if (IFM_SUBTYPE(ifmr->ifm_active) == IFM_10_T && - sc->flags & FXP_FLAG_CU_RESUME_BUG) - sc->cu_resume_bug = 1; - else - sc->cu_resume_bug = 0; FXP_UNLOCK(sc); } @@ -2782,12 +2811,18 @@ fxp_miibus_statchg(device_t dev) (IFM_AVALID | IFM_ACTIVE)) return; + if (IFM_SUBTYPE(mii->mii_media_active) == IFM_10_T && + sc->flags & FXP_FLAG_CU_RESUME_BUG) + sc->cu_resume_bug = 1; + else + sc->cu_resume_bug = 0; /* * Call fxp_init_body in order to adjust the flow control settings. * Note that the 82557 doesn't support hardware flow control. */ if (sc->revision == FXP_REV_82557) return; + ifp->if_drv_flags &= ~IFF_DRV_RUNNING; fxp_init_body(sc, 0); } @@ -2811,9 +2846,10 @@ fxp_ioctl(struct ifnet *ifp, u_long command, caddr_t data) if (ifp->if_flags & IFF_UP) { if (((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) && ((ifp->if_flags ^ sc->if_flags) & - (IFF_PROMISC | IFF_ALLMULTI | IFF_LINK0)) != 0) - fxp_init_body(sc, 1); - else if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) + (IFF_PROMISC | IFF_ALLMULTI | IFF_LINK0)) != 0) { + ifp->if_drv_flags &= ~IFF_DRV_RUNNING; + fxp_init_body(sc, 0); + } else if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) fxp_init_body(sc, 1); } else { if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) @@ -2825,8 +2861,12 @@ fxp_ioctl(struct ifnet *ifp, u_long command, caddr_t data) case SIOCADDMULTI: case SIOCDELMULTI: - if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) - fxp_init(sc); + FXP_LOCK(sc); + if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) { + ifp->if_drv_flags &= ~IFF_DRV_RUNNING; + fxp_init_body(sc, 0); + } + FXP_UNLOCK(sc); break; case SIOCSIFMEDIA: @@ -2915,8 +2955,10 @@ fxp_ioctl(struct ifnet *ifp, u_long command, caddr_t data) ~(IFCAP_VLAN_HWTSO | IFCAP_VLAN_HWCSUM); reinit++; } - if (reinit > 0 && ifp->if_flags & IFF_UP) - fxp_init_body(sc, 1); + if (reinit > 0 && (ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) { + ifp->if_drv_flags &= ~IFF_DRV_RUNNING; + fxp_init_body(sc, 0); + } FXP_UNLOCK(sc); VLAN_CAPABILITIES(ifp); break; @@ -3026,7 +3068,7 @@ static const struct ucode { int length; u_short int_delay_offset; u_short bundle_max_offset; -} const ucode_table[] = { +} ucode_table[] = { { FXP_REV_82558_A4, UCODE(fxp_ucode_d101a), D101_CPUSAVER_DWORD, 0 }, { FXP_REV_82558_B0, UCODE(fxp_ucode_d101b0), D101_CPUSAVER_DWORD, 0 }, { FXP_REV_82559_A0, UCODE(fxp_ucode_d101ma), @@ -3039,6 +3081,8 @@ static const struct ucode { D102_C_CPUSAVER_DWORD, D102_C_CPUSAVER_BUNDLE_MAX_DWORD }, { FXP_REV_82551_F, UCODE(fxp_ucode_d102e), D102_E_CPUSAVER_DWORD, D102_E_CPUSAVER_BUNDLE_MAX_DWORD }, + { FXP_REV_82551_10, UCODE(fxp_ucode_d102e), + D102_E_CPUSAVER_DWORD, D102_E_CPUSAVER_BUNDLE_MAX_DWORD }, { 0, NULL, 0, 0, 0 } }; @@ -3049,6 +3093,9 @@ fxp_load_ucode(struct fxp_softc *sc) struct fxp_cb_ucode *cbp; int i; + if (sc->flags & FXP_FLAG_NO_UCODE) + return; + for (uc = ucode_table; uc->ucode != NULL; uc++) if (sc->revision == uc->revision) break; @@ -3081,6 +3128,7 @@ fxp_load_ucode(struct fxp_softc *sc) sc->tunable_int_delay, uc->bundle_max_offset == 0 ? 0 : sc->tunable_bundle_max); sc->flags |= FXP_FLAG_UCODE; + bzero(cbp, FXP_TXCB_SZ); } #define FXP_SYSCTL_STAT_ADD(c, h, n, p, d) \ |