/* $NetBSD: octeon_gmx.c,v 1.2 2015/06/01 22:55:12 matt Exp $ */ /* * Copyright (c) 2007 Internet Initiative Japan, Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* * support GMX0 interface only * take no thought for other GMX interface */ #include __KERNEL_RCSID(0, "$NetBSD: octeon_gmx.c,v 1.2 2015/06/01 22:55:12 matt Exp $"); #include "opt_octeon.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define dprintf(...) #define OCTEON_ETH_KASSERT KASSERT #define ADDR2UINT64(u, a) \ do { \ u = \ (((uint64_t)a[0] << 40) | ((uint64_t)a[1] << 32) | \ ((uint64_t)a[2] << 24) | ((uint64_t)a[3] << 16) | \ ((uint64_t)a[4] << 8) | ((uint64_t)a[5] << 0)); \ } while (0) #define UINT642ADDR(a, u) \ do { \ a[0] = (uint8_t)((u) >> 40); a[1] = (uint8_t)((u) >> 32); \ a[2] = (uint8_t)((u) >> 24); a[3] = (uint8_t)((u) >> 16); \ a[4] = (uint8_t)((u) >> 8); a[5] = (uint8_t)((u) >> 0); \ } while (0) #define _GMX_RD8(sc, off) \ bus_space_read_8((sc)->sc_port_gmx->sc_regt, (sc)->sc_port_gmx->sc_regh, (off)) #define _GMX_WR8(sc, off, v) \ bus_space_write_8((sc)->sc_port_gmx->sc_regt, (sc)->sc_port_gmx->sc_regh, (off), (v)) #define _GMX_PORT_RD8(sc, off) \ bus_space_read_8((sc)->sc_port_gmx->sc_regt, (sc)->sc_port_regh, (off)) #define _GMX_PORT_WR8(sc, off, v) \ bus_space_write_8((sc)->sc_port_gmx->sc_regt, (sc)->sc_port_regh, (off), (v)) struct octeon_gmx_port_ops { int (*port_ops_enable)(struct octeon_gmx_port_softc *, int); int (*port_ops_speed)(struct octeon_gmx_port_softc *); int (*port_ops_timing)(struct octeon_gmx_port_softc *); int (*port_ops_set_mac_addr)(struct octeon_gmx_port_softc *, uint8_t *, uint64_t); int (*port_ops_set_filter)(struct octeon_gmx_port_softc *); }; static int octeon_gmx_match(device_t, struct cfdata *, void *); static void octeon_gmx_attach(device_t, device_t, void *); static int octeon_gmx_print(void *, const char *); static int octeon_gmx_submatch(device_t, struct cfdata *, const int *, void *); static int octeon_gmx_init(struct octeon_gmx_softc *); static int octeon_gmx_rx_frm_ctl_xable(struct octeon_gmx_port_softc *, uint64_t, int); static int octeon_gmx_rgmii_enable(struct octeon_gmx_port_softc *, int); static int octeon_gmx_rgmii_speed(struct octeon_gmx_port_softc *); static int octeon_gmx_rgmii_speed_newlink(struct octeon_gmx_port_softc *, uint64_t *); static int octeon_gmx_rgmii_speed_speed(struct octeon_gmx_port_softc *); static int octeon_gmx_rgmii_timing(struct octeon_gmx_port_softc *); static int octeon_gmx_rgmii_set_mac_addr(struct octeon_gmx_port_softc *, uint8_t *, uint64_t); static int octeon_gmx_rgmii_set_filter(struct octeon_gmx_port_softc *); #ifdef OCTEON_ETH_DEBUG void octeon_gmx_intr_evcnt_attach(struct octeon_gmx_softc *); void octeon_gmx_dump(void); void octeon_gmx_debug_reset(void); int octeon_gmx_intr_drop(void *); #endif static const int octeon_gmx_rx_adr_cam_regs[] = { GMX0_RX0_ADR_CAM0, GMX0_RX0_ADR_CAM1, GMX0_RX0_ADR_CAM2, GMX0_RX0_ADR_CAM3, GMX0_RX0_ADR_CAM4, GMX0_RX0_ADR_CAM5 }; struct octeon_gmx_port_ops octeon_gmx_port_ops_mii = { /* XXX not implemented */ }; struct octeon_gmx_port_ops octeon_gmx_port_ops_gmii = { .port_ops_enable = octeon_gmx_rgmii_enable, .port_ops_speed = octeon_gmx_rgmii_speed, .port_ops_timing = octeon_gmx_rgmii_timing, .port_ops_set_mac_addr = octeon_gmx_rgmii_set_mac_addr, .port_ops_set_filter = octeon_gmx_rgmii_set_filter }; struct octeon_gmx_port_ops octeon_gmx_port_ops_rgmii = { .port_ops_enable = octeon_gmx_rgmii_enable, .port_ops_speed = octeon_gmx_rgmii_speed, .port_ops_timing = octeon_gmx_rgmii_timing, .port_ops_set_mac_addr = octeon_gmx_rgmii_set_mac_addr, .port_ops_set_filter = octeon_gmx_rgmii_set_filter }; struct octeon_gmx_port_ops octeon_gmx_port_ops_spi42 = { /* XXX not implemented */ }; struct octeon_gmx_port_ops *octeon_gmx_port_ops[] = { [GMX_MII_PORT] = &octeon_gmx_port_ops_mii, [GMX_GMII_PORT] = &octeon_gmx_port_ops_gmii, [GMX_RGMII_PORT] = &octeon_gmx_port_ops_rgmii, [GMX_SPI42_PORT] = &octeon_gmx_port_ops_spi42 }; #ifdef OCTEON_ETH_DEBUG static void *octeon_gmx_intr_drop_ih; struct evcnt octeon_gmx_intr_drop_evcnt = EVCNT_INITIALIZER(EVCNT_TYPE_INTR, NULL, "octeon", "gmx drop intr"); struct evcnt octeon_gmx_intr_evcnt = EVCNT_INITIALIZER(EVCNT_TYPE_INTR, NULL, "octeon", "gmx intr"); EVCNT_ATTACH_STATIC(octeon_gmx_intr_drop_evcnt); EVCNT_ATTACH_STATIC(octeon_gmx_intr_evcnt); struct octeon_gmx_port_softc *__octeon_gmx_port_softc[3/* XXX */]; #endif CFATTACH_DECL_NEW(octeon_gmx, sizeof(struct octeon_gmx_softc), octeon_gmx_match, octeon_gmx_attach, NULL, NULL); static int octeon_gmx_match(device_t parent, struct cfdata *cf, void *aux) { struct iobus_attach_args *aa = aux; if (strcmp(cf->cf_name, aa->aa_name) != 0) return 0; if (cf->cf_unit != aa->aa_unitno) return 0; return 1; } static void octeon_gmx_attach(device_t parent, device_t self, void *aux) { struct octeon_gmx_softc *sc = device_private(self); struct iobus_attach_args *aa = aux; struct octeon_gmx_attach_args gmx_aa; int status; int i; struct octeon_gmx_port_softc *port_sc; sc->sc_dev = self; sc->sc_regt = aa->aa_bust; sc->sc_unitno = aa->aa_unitno; aprint_normal("\n"); status = bus_space_map(sc->sc_regt, aa->aa_unit->addr, GMX0_BASE_IF_SIZE, 0, &sc->sc_regh); if (status != 0) panic(": can't map register"); octeon_gmx_init(sc); sc->sc_ports = malloc(sizeof(*sc->sc_ports) * sc->sc_nports, M_DEVBUF, M_NOWAIT | M_ZERO); for (i = 0; i < sc->sc_nports; i++) { port_sc = &sc->sc_ports[i]; port_sc->sc_port_gmx = sc; port_sc->sc_port_no = i; port_sc->sc_port_type = sc->sc_port_types[i]; port_sc->sc_port_ops = octeon_gmx_port_ops[port_sc->sc_port_type]; status = bus_space_map(sc->sc_regt, aa->aa_unit->addr + GMX0_BASE_PORT_SIZE * i, GMX0_BASE_PORT_SIZE, 0, &port_sc->sc_port_regh); if (status != 0) panic(": can't map port register"); (void)memset(&gmx_aa, 0, sizeof(gmx_aa)); gmx_aa.ga_regt = aa->aa_bust; gmx_aa.ga_addr = aa->aa_unit->addr; gmx_aa.ga_name = "cnmac"; gmx_aa.ga_portno = i; gmx_aa.ga_port_type = sc->sc_port_types[i]; gmx_aa.ga_gmx = sc; gmx_aa.ga_gmx_port = port_sc; config_found_sm_loc(self, "octeon_gmx", NULL, &gmx_aa, octeon_gmx_print, octeon_gmx_submatch); #ifdef OCTEON_ETH_DEBUG __octeon_gmx_port_softc[i] = port_sc; #endif } #ifdef OCTEON_ETH_DEBUG octeon_gmx_intr_evcnt_attach(sc); if (octeon_gmx_intr_drop_ih == NULL) octeon_gmx_intr_drop_ih = octeon_intr_establish( ffs64(CIU_INTX_SUM0_GMX_DRP) - 1, IPL_NET, octeon_gmx_intr_drop, NULL); #endif } static int octeon_gmx_print(void *aux, const char *pnp) { struct octeon_gmx_attach_args *ga = aux; static const char *types[] = { [GMX_MII_PORT] = "MII", [GMX_GMII_PORT] = "GMII", [GMX_RGMII_PORT] = "RGMII" }; #if DEBUG if (pnp) aprint_normal("%s at %s\n", ga->ga_name, pnp); #endif aprint_normal(": address=0x%016" PRIx64 ": %s\n", ga->ga_addr, types[ga->ga_port_type]); return UNCONF; } static int octeon_gmx_submatch(device_t parent, struct cfdata *cf, const int *ldesc, void *aux) { return config_match(parent, cf, aux); } static int octeon_gmx_init(struct octeon_gmx_softc *sc) { int result = 0; uint64_t inf_mode; /* XXX */ const mips_prid_t cpu_id = mips_options.mips_cpu_id; inf_mode = bus_space_read_8(sc->sc_regt, sc->sc_regh, GMX0_INF_MODE); if ((inf_mode & INF_MODE_EN) == 0) { aprint_normal("port are disable\n"); sc->sc_nports = 0; return 1; } if (MIPS_PRID_CID(cpu_id) != MIPS_PRID_CID_CAVIUM) return 1; switch (MIPS_PRID_IMPL(cpu_id)) { case MIPS_CN31XX: /* * Packet Interface Configuration * GMX Registers, Interface Mode Register, GMX0_INF_MODE */ if ((inf_mode & INF_MODE_TYPE) == 0) { /* all three ports configured as RGMII */ sc->sc_nports = 3; sc->sc_port_types[0] = GMX_RGMII_PORT; sc->sc_port_types[1] = GMX_RGMII_PORT; sc->sc_port_types[2] = GMX_RGMII_PORT; } else { /* port 0: RGMII, port 1: GMII, port 2: disabled */ sc->sc_nports = 2; sc->sc_port_types[0] = GMX_RGMII_PORT; sc->sc_port_types[1] = GMX_GMII_PORT; } break; case MIPS_CN30XX: case MIPS_CN50XX: /* * Packet Interface Configuration * GMX Registers, Interface Mode Register, GMX0_INF_MODE */ if ((inf_mode & INF_MODE_P0MII) == 0) sc->sc_port_types[0] = GMX_RGMII_PORT; else sc->sc_port_types[0] = GMX_MII_PORT; if ((inf_mode & INF_MODE_TYPE) == 0) { /* port 1 and 2 are configred as RGMII ports */ sc->sc_nports = 3; sc->sc_port_types[1] = GMX_RGMII_PORT; sc->sc_port_types[2] = GMX_RGMII_PORT; } else { /* port 1: GMII/MII, port 2: disabled */ /* GMII or MII port is slected by GMX_PRT1_CFG[SPEED] */ sc->sc_nports = 2; sc->sc_port_types[1] = GMX_GMII_PORT; } #if 0 /* XXX XXX XXX */ /* port 2 is in CN3010/CN5010 only */ if ((octeon_model(id) != OCTEON_MODEL_CN3010) && (octeon_model(id) != OCTEON_MODEL_CN5010)) if (sc->sc_nports == 3) sc->sc_nports = 2; #endif break; default: aprint_normal("unsupported octeon model: 0x%x\n", cpu_id); sc->sc_nports = 0; result = 1; break; } return result; } /* XXX RGMII specific */ int octeon_gmx_link_enable(struct octeon_gmx_port_softc *sc, int enable) { uint64_t prt_cfg; octeon_gmx_tx_int_enable(sc, enable); octeon_gmx_rx_int_enable(sc, enable); prt_cfg = _GMX_PORT_RD8(sc, GMX0_PRT0_CFG); if (enable) { if (octeon_gmx_link_status(sc)) { SET(prt_cfg, PRTN_CFG_EN); } } else { CLR(prt_cfg, PRTN_CFG_EN); } _GMX_PORT_WR8(sc, GMX0_PRT0_CFG, prt_cfg); /* software should read back to flush the write operation. */ (void)_GMX_PORT_RD8(sc, GMX0_PRT0_CFG); return 0; } /* XXX RGMII specific */ int octeon_gmx_stats_init(struct octeon_gmx_port_softc *sc) { _GMX_PORT_WR8(sc, GMX0_RX0_STATS_PKTS, 0x0ULL); _GMX_PORT_WR8(sc, GMX0_RX0_STATS_PKTS_DRP, 0x0ULL); _GMX_PORT_WR8(sc, GMX0_RX0_STATS_PKTS_BAD, 0x0ULL); _GMX_PORT_WR8(sc, GMX0_TX0_STAT0, 0x0ULL); _GMX_PORT_WR8(sc, GMX0_TX0_STAT1, 0x0ULL); _GMX_PORT_WR8(sc, GMX0_TX0_STAT3, 0x0ULL); _GMX_PORT_WR8(sc, GMX0_TX0_STAT9, 0x0ULL); return 0; } int octeon_gmx_tx_stats_rd_clr(struct octeon_gmx_port_softc *sc, int enable) { _GMX_PORT_WR8(sc, GMX0_TX0_STATS_CTL, enable ? 0x1ULL : 0x0ULL); return 0; } int octeon_gmx_rx_stats_rd_clr(struct octeon_gmx_port_softc *sc, int enable) { _GMX_PORT_WR8(sc, GMX0_RX0_STATS_CTL, enable ? 0x1ULL : 0x0ULL); return 0; } void octeon_gmx_rx_stats_dec_bad(struct octeon_gmx_port_softc *sc) { uint64_t tmp; tmp = _GMX_PORT_RD8(sc, GMX0_RX0_STATS_PKTS_BAD); _GMX_PORT_WR8(sc, GMX0_RX0_STATS_PKTS_BAD, tmp - 1); } static int octeon_gmx_tx_ovr_bp_enable(struct octeon_gmx_port_softc *sc, int enable) { uint64_t ovr_bp; ovr_bp = _GMX_RD8(sc, GMX0_TX_OVR_BP); if (enable) { CLR(ovr_bp, (1 << sc->sc_port_no) << TX_OVR_BP_EN_SHIFT); SET(ovr_bp, (1 << sc->sc_port_no) << TX_OVR_BP_BP_SHIFT); /* XXX really??? */ SET(ovr_bp, (1 << sc->sc_port_no) << TX_OVR_BP_IGN_FULL_SHIFT); } else { SET(ovr_bp, (1 << sc->sc_port_no) << TX_OVR_BP_EN_SHIFT); CLR(ovr_bp, (1 << sc->sc_port_no) << TX_OVR_BP_BP_SHIFT); /* XXX really??? */ SET(ovr_bp, (1 << sc->sc_port_no) << TX_OVR_BP_IGN_FULL_SHIFT); } _GMX_WR8(sc, GMX0_TX_OVR_BP, ovr_bp); return 0; } static int octeon_gmx_rx_pause_enable(struct octeon_gmx_port_softc *sc, int enable) { if (enable) { octeon_gmx_rx_frm_ctl_enable(sc, RXN_FRM_CTL_CTL_BCK); } else { octeon_gmx_rx_frm_ctl_disable(sc, RXN_FRM_CTL_CTL_BCK); } return 0; } void octeon_gmx_tx_int_enable(struct octeon_gmx_port_softc *sc, int enable) { uint64_t tx_int_xxx = 0; SET(tx_int_xxx, TX_INT_REG_LATE_COL | TX_INT_REG_XSDEF | TX_INT_REG_XSCOL | TX_INT_REG_UNDFLW | TX_INT_REG_PKO_NXA); _GMX_WR8(sc, GMX0_TX_INT_REG, tx_int_xxx); _GMX_WR8(sc, GMX0_TX_INT_EN, enable ? tx_int_xxx : 0); } void octeon_gmx_rx_int_enable(struct octeon_gmx_port_softc *sc, int enable) { uint64_t rx_int_xxx = 0; SET(rx_int_xxx, 0 | RXN_INT_REG_PHY_DUPX | RXN_INT_REG_PHY_SPD | RXN_INT_REG_PHY_LINK | RXN_INT_REG_IFGERR | RXN_INT_REG_COLDET | RXN_INT_REG_FALERR | RXN_INT_REG_RSVERR | RXN_INT_REG_PCTERR | RXN_INT_REG_OVRERR | RXN_INT_REG_NIBERR | RXN_INT_REG_SKPERR | RXN_INT_REG_RCVERR | RXN_INT_REG_LENERR | RXN_INT_REG_ALNERR | RXN_INT_REG_FCSERR | RXN_INT_REG_JABBER | RXN_INT_REG_MAXERR | RXN_INT_REG_CAREXT | RXN_INT_REG_MINERR); _GMX_PORT_WR8(sc, GMX0_RX0_INT_REG, rx_int_xxx); _GMX_PORT_WR8(sc, GMX0_RX0_INT_EN, enable ? rx_int_xxx : 0); } int octeon_gmx_rx_frm_ctl_enable(struct octeon_gmx_port_softc *sc, uint64_t rx_frm_ctl) { /* * XXX Jumbo-frame Workarounds * Current implementation of cnmac is required to * configure GMX0_RX0_JABBER[CNT] as follows: * RX0_FRM_MAX(1536) <= GMX0_RX0_JABBER <= 1536(0x600) */ _GMX_PORT_WR8(sc, GMX0_RX0_JABBER, GMX_FRM_MAX_SIZ); return octeon_gmx_rx_frm_ctl_xable(sc, rx_frm_ctl, 1); } int octeon_gmx_rx_frm_ctl_disable(struct octeon_gmx_port_softc *sc, uint64_t rx_frm_ctl) { return octeon_gmx_rx_frm_ctl_xable(sc, rx_frm_ctl, 0); } static int octeon_gmx_rx_frm_ctl_xable(struct octeon_gmx_port_softc *sc, uint64_t rx_frm_ctl, int enable) { uint64_t tmp; tmp = _GMX_PORT_RD8(sc, GMX0_RX0_FRM_CTL); if (enable) SET(tmp, rx_frm_ctl); else CLR(tmp, rx_frm_ctl); _GMX_PORT_WR8(sc, GMX0_RX0_FRM_CTL, tmp); return 0; } int octeon_gmx_tx_thresh(struct octeon_gmx_port_softc *sc, int cnt) { _GMX_PORT_WR8(sc, GMX0_TX0_THRESH, cnt); return 0; } int octeon_gmx_set_mac_addr(struct octeon_gmx_port_softc *sc, uint8_t *addr) { uint64_t mac = 0; ADDR2UINT64(mac, addr); (*sc->sc_port_ops->port_ops_set_mac_addr)(sc, addr, mac); return 0; } int octeon_gmx_set_filter(struct octeon_gmx_port_softc *sc) { (*sc->sc_port_ops->port_ops_set_filter)(sc); return 0; } int octeon_gmx_port_enable(struct octeon_gmx_port_softc *sc, int enable) { (*sc->sc_port_ops->port_ops_enable)(sc, enable); return 0; } int octeon_gmx_reset_speed(struct octeon_gmx_port_softc *sc) { struct ifnet *ifp = &sc->sc_port_ec->ec_if; if (ISSET(sc->sc_port_mii->mii_flags, MIIF_DOINGAUTO)) { log(LOG_WARNING, "%s: autonegotiation has not been completed yet\n", ifp->if_xname); return 1; } (*sc->sc_port_ops->port_ops_speed)(sc); return 0; } int octeon_gmx_reset_timing(struct octeon_gmx_port_softc *sc) { (*sc->sc_port_ops->port_ops_timing)(sc); return 0; } int octeon_gmx_reset_flowctl(struct octeon_gmx_port_softc *sc) { struct ifmedia_entry *ife = sc->sc_port_mii->mii_media.ifm_cur; /* * Get flow control negotiation result. */ if (IFM_SUBTYPE(ife->ifm_media) == IFM_AUTO && (sc->sc_port_mii->mii_media_active & IFM_ETH_FMASK) != sc->sc_port_flowflags) { sc->sc_port_flowflags = sc->sc_port_mii->mii_media_active & IFM_ETH_FMASK; sc->sc_port_mii->mii_media_active &= ~IFM_ETH_FMASK; } /* * 802.3x Flow Control Capabilities */ if (sc->sc_port_flowflags & IFM_ETH_TXPAUSE) { octeon_gmx_tx_ovr_bp_enable(sc, 1); } else { octeon_gmx_tx_ovr_bp_enable(sc, 0); } if (sc->sc_port_flowflags & IFM_ETH_RXPAUSE) { octeon_gmx_rx_pause_enable(sc, 1); } else { octeon_gmx_rx_pause_enable(sc, 0); } return 0; } static int octeon_gmx_rgmii_enable(struct octeon_gmx_port_softc *sc, int enable) { uint64_t mode; /* XXX XXX XXX */ mode = _GMX_RD8(sc, GMX0_INF_MODE); if (ISSET(mode, INF_MODE_EN)) { octeon_asx_enable(sc->sc_port_asx, 1); } /* XXX XXX XXX */ return 0; } static int octeon_gmx_rgmii_speed(struct octeon_gmx_port_softc *sc) { struct ifnet *ifp = &sc->sc_port_ec->ec_if; uint64_t newlink; int baudrate; /* XXX XXX XXX */ octeon_gmx_link_enable(sc, 1); octeon_gmx_rgmii_speed_newlink(sc, &newlink); if (sc->sc_link == newlink) { return 0; } sc->sc_link = newlink; switch (sc->sc_link & RXN_RX_INBND_SPEED) { case RXN_RX_INBND_SPEED_2_5: baudrate = IF_Mbps(10); break; case RXN_RX_INBND_SPEED_25: baudrate = IF_Mbps(100); break; case RXN_RX_INBND_SPEED_125: baudrate = IF_Mbps(1000); break; default: baudrate = 0/* XXX */; break; } ifp->if_baudrate = baudrate; /* XXX XXX XXX */ octeon_gmx_link_enable(sc, 0); /* * wait a max_packet_time * max_packet_time(us) = (max_packet_size(bytes) * 8) / link_speed(Mbps) */ delay((GMX_FRM_MAX_SIZ * 8) / (baudrate / 1000000)); octeon_gmx_rgmii_speed_speed(sc); octeon_gmx_link_enable(sc, 1); octeon_asx_enable(sc->sc_port_asx, 1); return 0; } static int octeon_gmx_rgmii_speed_newlink(struct octeon_gmx_port_softc *sc, uint64_t *rnewlink) { uint64_t newlink = 0; if (sc->sc_quirks & OCTEON_ETH_QUIRKS_NO_RX_INBND) { newlink = 0; switch (IFM_SUBTYPE(sc->sc_port_mii->mii_media_active)) { default: SET(newlink, RXN_RX_INBND_SPEED_125); break; case IFM_100_TX: SET(newlink, RXN_RX_INBND_SPEED_25); break; case IFM_10_T: SET(newlink, RXN_RX_INBND_SPEED_2_5); break; } SET(newlink, ISSET(sc->sc_port_mii->mii_media_active, IFM_FDX) ? RXN_RX_INBND_DUPLEX : 0); SET(newlink, ISSET(sc->sc_port_mii->mii_media_status, IFM_ACTIVE) ? RXN_RX_INBND_STATUS : 0); } else { newlink = _GMX_PORT_RD8(sc, GMX0_RX0_RX_INBND); } *rnewlink = newlink; return 0; } static int octeon_gmx_rgmii_speed_speed(struct octeon_gmx_port_softc *sc) { uint64_t prt_cfg; uint64_t tx_clk, tx_slot, tx_burst; prt_cfg = _GMX_PORT_RD8(sc, GMX0_PRT0_CFG); switch (sc->sc_link & RXN_RX_INBND_SPEED) { case RXN_RX_INBND_SPEED_2_5: /* 10Mbps */ /* * GMX Tx Clock Generation Registers * 8ns x 50 = 400ns (2.5MHz TXC clock) */ tx_clk = 50; /* * TX Slottime Counter Registers * 10/100Mbps: set SLOT to 0x40 */ tx_slot = 0x40; /* * TX Burst-Counter Registers * 10/100Mbps: set BURST to 0x0 */ tx_burst = 0; /* * GMX Tx Port Configuration Registers * Slot time for half-duplex operation * 0 = 512 bittimes (10/100Mbps operation) */ CLR(prt_cfg, PRTN_CFG_SLOTTIME); /* * GMX Port Configuration Registers * Link speed * 0 = 10/100Mbps operation * in RGMII mode: GMX0_TX(0..2)_CLK[CLK_CNT] > 1 */ CLR(prt_cfg, PRTN_CFG_SPEED); break; case RXN_RX_INBND_SPEED_25: /* 100Mbps */ /* * GMX Tx Clock Generation Registers * 8ns x 5 = 40ns (25.0MHz TXC clock) */ tx_clk = 5; /* * TX Slottime Counter Registers * 10/100Mbps: set SLOT to 0x40 */ tx_slot = 0x40; /* * TX Burst-Counter Registers * 10/100Mbps: set BURST to 0x0 */ tx_burst = 0; /* * GMX Tx Port Configuration Registers * Slot time for half-duplex operation * 0 = 512 bittimes (10/100Mbps operation) */ CLR(prt_cfg, PRTN_CFG_SLOTTIME); /* * GMX Port Configuration Registers * Link speed * 0 = 10/100Mbps operation * in RGMII mode: GMX0_TX(0..2)_CLK[CLK_CNT] > 1 */ CLR(prt_cfg, PRTN_CFG_SPEED); break; case RXN_RX_INBND_SPEED_125: /* 1000Mbps */ /* * GMX Tx Clock Generation Registers * 8ns x 1 = 8ns (125.0MHz TXC clock) */ tx_clk = 1; /* * TX Slottime Counter Registers * > 1000Mbps: set SLOT to 0x200 */ tx_slot = 0x200; /* * "TX Burst-Counter Registers * > 1000Mbps: set BURST to 0x2000 */ tx_burst = 0x2000; /* * GMX Tx Port Configuration Registers * Slot time for half-duplex operation * 1 = 4096 bittimes (1000Mbps operation) */ SET(prt_cfg, PRTN_CFG_SLOTTIME); /* * GMX Port Configuration Registers * Link speed * 1 = 1000Mbps operation */ SET(prt_cfg, PRTN_CFG_SPEED); break; default: /* NOT REACHED! */ /* Following configuration is default value of system. */ tx_clk = 1; tx_slot = 0x200; tx_burst = 0x2000; SET(prt_cfg, PRTN_CFG_SLOTTIME); SET(prt_cfg, PRTN_CFG_SPEED); break; } /* Setup Duplex mode(negotiated) */ /* * GMX Port Configuration Registers * Duplex mode: 0 = half-duplex mode, 1=full-duplex */ if (ISSET(sc->sc_link, RXN_RX_INBND_DUPLEX)) { /* Full-Duplex */ SET(prt_cfg, PRTN_CFG_DUPLEX); } else { /* Half-Duplex */ CLR(prt_cfg, PRTN_CFG_DUPLEX); } _GMX_PORT_WR8(sc, GMX0_TX0_CLK, tx_clk); _GMX_PORT_WR8(sc, GMX0_TX0_SLOT, tx_slot); _GMX_PORT_WR8(sc, GMX0_TX0_BURST, tx_burst); _GMX_PORT_WR8(sc, GMX0_PRT0_CFG, prt_cfg); return 0; } static int octeon_gmx_rgmii_timing(struct octeon_gmx_port_softc *sc) { prop_dictionary_t dict = device_properties(sc->sc_port_gmx->sc_dev); prop_object_t clk; int clk_tx_setting, clk_rx_setting; uint64_t rx_frm_ctl; /* RGMII TX Threshold Registers * Number of 16-byte ticks to accumulate in the TX FIFO before * sending on the RGMII interface. This field should be large * enough to prevent underflow on the RGMII interface and must * never be set to less than 0x4. This register cannot exceed * the TX FIFO depth of 0x40 words. */ /* Default parameter of CN30XX */ octeon_gmx_tx_thresh(sc, 32); rx_frm_ctl = 0 | /* RXN_FRM_CTL_NULL_DIS | (cn5xxx only) */ /* RXN_FRM_CTL_PRE_ALIGN | (cn5xxx only) */ /* RXN_FRM_CTL_PAD_LEN | (cn3xxx only) */ /* RXN_FRM_CTL_VLAN_LEN | (cn3xxx only) */ RXN_FRM_CTL_PRE_FREE | RXN_FRM_CTL_CTL_SMAC | RXN_FRM_CTL_CTL_MCST | RXN_FRM_CTL_CTL_DRP | RXN_FRM_CTL_PRE_STRP | RXN_FRM_CTL_PRE_CHK; if (!(sc->sc_quirks & OCTEON_ETH_QUIRKS_NO_PRE_ALIGN)) rx_frm_ctl |= RXN_FRM_CTL_PRE_ALIGN; octeon_gmx_rx_frm_ctl_enable(sc, rx_frm_ctl); /* RGMII RX Clock-Delay Registers * Delay setting to place n RXC (RGMII receive clock) delay line. * The intrinsic delay can range from 50ps to 80ps per tap, * which corresponds to skews of 1.25ns to 2.00ns at 25 taps(CSR+1). * This is the best match for the RGMII specification which wants * 1ns - 2.6ns of skew. */ /* RGMII TX Clock-Delay Registers * Delay setting to place n TXC (RGMII transmit clock) delay line. */ clk = prop_dictionary_get(dict, "rgmii-tx"); KASSERT(clk != NULL); clk_tx_setting = prop_number_integer_value(clk); clk = prop_dictionary_get(dict, "rgmii-rx"); KASSERT(clk != NULL); clk_rx_setting = prop_number_integer_value(clk); octeon_asx_clk_set(sc->sc_port_asx, clk_tx_setting, clk_rx_setting); return 0; } static int octeon_gmx_rgmii_set_mac_addr(struct octeon_gmx_port_softc *sc, uint8_t *addr, uint64_t mac) { int i; octeon_gmx_link_enable(sc, 0); sc->sc_mac = mac; _GMX_PORT_WR8(sc, GMX0_SMAC0, mac); for (i = 0; i < 6; i++) _GMX_PORT_WR8(sc, octeon_gmx_rx_adr_cam_regs[i], addr[i]); octeon_gmx_link_enable(sc, 1); return 0; } #define OCTEON_ETH_USE_GMX_CAM static int octeon_gmx_rgmii_set_filter(struct octeon_gmx_port_softc *sc) { struct ifnet *ifp = &sc->sc_port_ec->ec_if; #ifdef OCTEON_ETH_USE_GMX_CAM struct ether_multi *enm; struct ether_multistep step; #endif uint64_t ctl = 0; int multi = 0; /* XXX XXX XXX */ uint64_t cam_en = 0x01ULL; /* XXX XXX XXX */ octeon_gmx_link_enable(sc, 0); if (ISSET(ifp->if_flags, IFF_BROADCAST)) { dprintf("accept broadcast\n"); SET(ctl, RXN_ADR_CTL_BCST); } if (ISSET(ifp->if_flags, IFF_PROMISC)) { dprintf("promiscas(reject cam)\n"); CLR(ctl, RXN_ADR_CTL_CAM_MODE); } else { dprintf("not promiscas(accept cam)\n"); SET(ctl, RXN_ADR_CTL_CAM_MODE); } #ifdef OCTEON_ETH_USE_GMX_CAM /* * Note first entry is self MAC address; other 7 entires are available * for multicast addresses. */ ETHER_FIRST_MULTI(step, sc->sc_port_ec, enm); while (enm != NULL) { int i; dprintf("%d: lo(%02x:%02x:%02x:%02x:%02x:%02x) - " "hi(%02x:%02x:%02x:%02x:%02x:%02x)\n", multi + 1, enm->enm_addrlo[0], enm->enm_addrlo[1], enm->enm_addrlo[2], enm->enm_addrlo[3], enm->enm_addrlo[4], enm->enm_addrlo[5], enm->enm_addrhi[0], enm->enm_addrhi[1], enm->enm_addrhi[2], enm->enm_addrhi[3], enm->enm_addrhi[4], enm->enm_addrhi[5]); if (bcmp(enm->enm_addrlo, enm->enm_addrhi, ETHER_ADDR_LEN)) { dprintf("all multicast\n"); SET(ifp->if_flags, IFF_ALLMULTI); goto setmulti; } multi++; /* XXX XXX XXX */ if (multi >= 8) { SET(ifp->if_flags, IFF_ALLMULTI); goto setmulti; } /* XXX XXX XXX */ /* XXX XXX XXX */ SET(cam_en, 1ULL << multi); /* XXX XXX XXX */ for (i = 0; i < 6; i++) { uint64_t tmp; /* XXX XXX XXX */ tmp = _GMX_PORT_RD8(sc, octeon_gmx_rx_adr_cam_regs[i]); CLR(tmp, 0xffULL << (8 * multi)); SET(tmp, (uint64_t)enm->enm_addrlo[i] << (8 * multi)); _GMX_PORT_WR8(sc, octeon_gmx_rx_adr_cam_regs[i], tmp); /* XXX XXX XXX */ } for (i = 0; i < 6; i++) dprintf("cam%d = %016llx\n", i, _GMX_PORT_RD8(sc, octeon_gmx_rx_adr_cam_regs[i])); ETHER_NEXT_MULTI(step, enm); } CLR(ifp->if_flags, IFF_ALLMULTI); OCTEON_ETH_KASSERT(enm == NULL); #else /* * XXX * Never use DMAC filter for multicast addresses, but register only * single entry for self address. FreeBSD code do so. */ SET(ifp->if_flags, IFF_ALLMULTI); goto setmulti; #endif setmulti: /* XXX XXX XXX */ if (ISSET(ifp->if_flags, IFF_ALLMULTI) || ISSET(ifp->if_flags, IFF_PROMISC)) { /* XXX XXX XXX */ dprintf("accept all multicast\n"); SET(ctl, RXN_ADR_CTL_MCST_ACCEPT); /* XXX XXX XXX */ } else if (multi) { /* XXX XXX XXX */ dprintf("use cam\n"); SET(ctl, RXN_ADR_CTL_MCST_AFCAM); /* XXX XXX XXX */ } else { /* XXX XXX XXX */ dprintf("reject all multicast\n"); SET(ctl, RXN_ADR_CTL_MCST_REJECT); /* XXX XXX XXX */ } /* XXX XXX XXX */ /* XXX XXX XXX */ if (ISSET(ifp->if_flags, IFF_PROMISC)) { cam_en = 0x00ULL; } else if (ISSET(ifp->if_flags, IFF_ALLMULTI)) { cam_en = 0x01ULL; } /* XXX XXX XXX */ dprintf("ctl = %llx, cam_en = %llx\n", ctl, cam_en); _GMX_PORT_WR8(sc, GMX0_RX0_ADR_CTL, ctl); _GMX_PORT_WR8(sc, GMX0_RX0_ADR_CAM_EN, cam_en); octeon_gmx_link_enable(sc, 1); return 0; } void octeon_gmx_stats(struct octeon_gmx_port_softc *sc) { struct ifnet *ifp = &sc->sc_port_ec->ec_if; uint64_t tmp; /* * GMX0_RX0_STATS_PKTS is not count. * input packet is counted when recepted packet in if_cnmac. */ /* * GMX0_RX0_STATS_PKTS_BAD count is included * receive error of work queue entry. * this is not add to input packet errors of interface. */ ifp->if_iqdrops += (uint32_t)_GMX_PORT_RD8(sc, GMX0_RX0_STATS_PKTS_DRP); ifp->if_opackets += (uint32_t)_GMX_PORT_RD8(sc, GMX0_TX0_STAT3); tmp = _GMX_PORT_RD8(sc, GMX0_TX0_STAT0); ifp->if_oerrors += (uint32_t)tmp + ((uint32_t)(tmp >> 32) * 16); ifp->if_collisions += (uint32_t)tmp; #if IFETHER_DOT3STATS /* dot3StatsExcessiveCollisions */ ifp->if_data.ifi_dot3stats.if_oexsvcols += (uint32_t)tmp; #endif tmp = _GMX_PORT_RD8(sc, GMX0_TX0_STAT1); ifp->if_collisions += (uint32_t)tmp + (uint32_t)(tmp >> 32); #if IFETHER_DOT3STATS /* dot3StatsSingleCollisionFrames */ ifp->if_data.ifi_dot3stats.if_oscols += (uint32_t)(tmp >> 32); /* dot3StatsMultipleCollisionFrames */ ifp->if_data.ifi_dot3stats.if_omcols += (uint32_t)tmp; #endif tmp = _GMX_PORT_RD8(sc, GMX0_TX0_STAT9); ifp->if_oerrors += (uint32_t)(tmp >> 32); } /* ---- DMAC filter */ #ifdef notyet /* * DMAC filter configuration * accept all * reject 0 addrs (virtually accept all?) * reject N addrs * accept N addrs * accept 0 addrs (virtually reject all?) * reject all */ /* XXX local namespace */ #define _POLICY CN30XXGMX_FILTER_POLICY #define _POLICY_ACCEPT_ALL CN30XXGMX_FILTER_POLICY_ACCEPT_ALL #define _POLICY_ACCEPT CN30XXGMX_FILTER_POLICY_ACCEPT #define _POLICY_REJECT CN30XXGMX_FILTER_POLICY_REJECT #define _POLICY_REJECT_ALL CN30XXGMX_FILTER_POLICY_REJECT_ALL static int octeon_gmx_setfilt_addrs(struct octeon_gmx_port_softc *, size_t, uint8_t **); int octeon_gmx_setfilt(struct octeon_gmx_port_softc *sc, enum _POLICY policy, size_t naddrs, uint8_t **addrs) { uint64_t rx_adr_ctl; KASSERT(policy >= _POLICY_ACCEPT_ALL); KASSERT(policy <= _POLICY_REJECT_ALL); rx_adr_ctl = _GMX_PORT_RD8(sc, GMX0_RX0_ADR_CTL); CLR(rx_adr_ctl, RXN_ADR_CTL_CAM_MODE | RXN_ADR_CTL_MCST); switch (policy) { case _POLICY_ACCEPT_ALL: case _POLICY_REJECT_ALL: KASSERT(naddrs == 0); KASSERT(addrs == NULL); SET(rx_adr_ctl, (policy == _POLICY_ACCEPT_ALL) ? RXN_ADR_CTL_MCST_ACCEPT : RXN_ADR_CTL_MCST_REJECT); break; case _POLICY_ACCEPT: case _POLICY_REJECT: if (naddrs > CN30XXGMX_FILTER_NADDRS_MAX) return E2BIG; SET(rx_adr_ctl, (policy == _POLICY_ACCEPT) ? RXN_ADR_CTL_CAM_MODE : 0); SET(rx_adr_ctl, RXN_ADR_CTL_MCST_AFCAM); /* set GMX0_RXN_ADR_CAM_EN, GMX0_RXN_ADR_CAM[0-5] */ octeon_gmx_setfilt_addrs(sc, naddrs, addrs); break; } /* set GMX0_RXN_ADR_CTL[MCST] */ _GMX_PORT_WR8(sc, GMX0_RX0_ADR_CTL, rx_adr_ctl); return 0; } static int octeon_gmx_setfilt_addrs(struct octeon_gmx_port_softc *sc, size_t naddrs, uint8_t **addrs) { uint64_t rx_adr_cam_en; uint64_t rx_adr_cam_addrs[CN30XXGMX_FILTER_NADDRS_MAX]; int i, j; KASSERT(naddrs <= CN30XXGMX_FILTER_NADDRS_MAX); rx_adr_cam_en = 0; (void)memset(rx_adr_cam_addrs, 0, sizeof(rx_adr_cam_addrs)); for (i = 0; i < naddrs; i++) { SET(rx_adr_cam_en, 1ULL << i); for (j = 0; j < 6; j++) SET(rx_adr_cam_addrs[j], (uint64_t)addrs[i][j] << (8 * i)); } /* set GMX0_RXN_ADR_CAM_EN, GMX0_RXN_ADR_CAM[0-5] */ _GMX_PORT_WR8(sc, GMX0_RX0_ADR_CAM_EN, rx_adr_cam_en); for (j = 0; j < 6; j++) _GMX_PORT_WR8(sc, octeon_gmx_rx_adr_cam_regs[j], rx_adr_cam_addrs[j]); return 0; } #endif /* ---- interrupt */ #ifdef OCTEON_ETH_DEBUG void octeon_gmx_intr_rml_gmx0(void); int octeon_gmx_intr_rml_verbose; /* tx - per unit (gmx0, gmx1, ...) */ static const struct octeon_evcnt_entry octeon_gmx_intr_evcnt_tx_entries[] = { #define _ENTRY(name, type, parent, descr) \ OCTEON_EVCNT_ENTRY(struct octeon_gmx_softc, name, type, parent, descr) _ENTRY(latecol, MISC, NULL, "tx late collision"), _ENTRY(xsdef, MISC, NULL, "tx excessive deferral"), _ENTRY(xscol, MISC, NULL, "tx excessive collision"), _ENTRY(undflw, MISC, NULL, "tx underflow"), _ENTRY(pkonxa, MISC, NULL, "tx port addr out-of-range") #undef _ENTRY }; /* rx - per port (gmx0:0, gmx0:1, ...) */ static const struct octeon_evcnt_entry octeon_gmx_intr_evcnt_rx_entries[] = { #define _ENTRY(name, type, parent, descr) \ OCTEON_EVCNT_ENTRY(struct octeon_gmx_port_softc, name, type, parent, descr) _ENTRY(minerr, MISC, NULL, "rx min error"), _ENTRY(carext, MISC, NULL, "rx carrier error"), _ENTRY(maxerr, MISC, NULL, "rx max error"), _ENTRY(jabber, MISC, NULL, "rx jabber error"), _ENTRY(fcserr, MISC, NULL, "rx fcs error"), _ENTRY(alnerr, MISC, NULL, "rx align error"), _ENTRY(lenerr, MISC, NULL, "rx length error"), _ENTRY(rcverr, MISC, NULL, "rx receive error"), _ENTRY(skperr, MISC, NULL, "rx skip error"), _ENTRY(niberr, MISC, NULL, "rx nibble error"), _ENTRY(ovrerr, MISC, NULL, "rx overflow error"), _ENTRY(pckterr, MISC, NULL, "rx packet error"), _ENTRY(rsverr, MISC, NULL, "rx reserved opcode error"), _ENTRY(falerr, MISC, NULL, "rx false carrier error"), _ENTRY(coldet, MISC, NULL, "rx collision detect"), _ENTRY(ifgerr, MISC, NULL, "rx ifg error") #undef _ENTRY }; void octeon_gmx_intr_evcnt_attach(struct octeon_gmx_softc *sc) { struct octeon_gmx_port_softc *port_sc; int i; OCTEON_EVCNT_ATTACH_EVCNTS(sc, octeon_gmx_intr_evcnt_tx_entries, device_xname(sc->sc_dev)); for (i = 0; i < sc->sc_nports; i++) { port_sc = &sc->sc_ports[i]; OCTEON_EVCNT_ATTACH_EVCNTS(port_sc, octeon_gmx_intr_evcnt_rx_entries, device_xname(sc->sc_dev)); } } void octeon_gmx_intr_rml_gmx0(void) { struct octeon_gmx_port_softc *sc = NULL/* XXX gcc */; int i; uint64_t reg = 0/* XXX gcc */; octeon_gmx_intr_evcnt.ev_count++; sc = __octeon_gmx_port_softc[0]; if (sc == NULL) return; /* GMX0_RXn_INT_REG or GMX0_TXn_INT_REG */ reg = octeon_gmx_get_tx_int_reg(sc); if (octeon_gmx_intr_rml_verbose && reg != 0) printf("%s: GMX_TX_INT_REG=0x%016" PRIx64 "\n", __func__, reg); if (reg & TX_INT_REG_LATE_COL) OCTEON_EVCNT_INC(sc->sc_port_gmx, latecol); if (reg & TX_INT_REG_XSDEF) OCTEON_EVCNT_INC(sc->sc_port_gmx, xsdef); if (reg & TX_INT_REG_XSCOL) OCTEON_EVCNT_INC(sc->sc_port_gmx, xscol); if (reg & TX_INT_REG_UNDFLW) OCTEON_EVCNT_INC(sc->sc_port_gmx, undflw); if (reg & TX_INT_REG_PKO_NXA) OCTEON_EVCNT_INC(sc->sc_port_gmx, pkonxa); for (i = 0; i < GMX_PORT_NUNITS; i++) { sc = __octeon_gmx_port_softc[i]; if (sc == NULL) continue; reg = octeon_gmx_get_rx_int_reg(sc); if (octeon_gmx_intr_rml_verbose) printf("%s: GMX_RX_INT_REG=0x%016" PRIx64 "\n", __func__, reg); if (reg & RXN_INT_REG_MINERR) OCTEON_EVCNT_INC(sc, minerr); if (reg & RXN_INT_REG_CAREXT) OCTEON_EVCNT_INC(sc, carext); if (reg & RXN_INT_REG_JABBER) OCTEON_EVCNT_INC(sc, jabber); if (reg & RXN_INT_REG_FCSERR) OCTEON_EVCNT_INC(sc, fcserr); if (reg & RXN_INT_REG_ALNERR) OCTEON_EVCNT_INC(sc, alnerr); if (reg & RXN_INT_REG_LENERR) OCTEON_EVCNT_INC(sc, lenerr); if (reg & RXN_INT_REG_RCVERR) OCTEON_EVCNT_INC(sc, rcverr); if (reg & RXN_INT_REG_SKPERR) OCTEON_EVCNT_INC(sc, skperr); if (reg & RXN_INT_REG_NIBERR) OCTEON_EVCNT_INC(sc, niberr); if (reg & RXN_INT_REG_OVRERR) OCTEON_EVCNT_INC(sc, ovrerr); if (reg & RXN_INT_REG_PCTERR) OCTEON_EVCNT_INC(sc, pckterr); if (reg & RXN_INT_REG_RSVERR) OCTEON_EVCNT_INC(sc, rsverr); if (reg & RXN_INT_REG_FALERR) OCTEON_EVCNT_INC(sc, falerr); if (reg & RXN_INT_REG_COLDET) OCTEON_EVCNT_INC(sc, coldet); if (reg & RXN_INT_REG_IFGERR) OCTEON_EVCNT_INC(sc, ifgerr); } } #ifdef notyet void octeon_gmx_intr_rml_gmx1(void) { uint64_t reg = 0/* XXX gcc */; /* GMX1_RXn_INT_REG or GMX1_TXn_INT_REG */ } #endif int octeon_gmx_intr_drop(void *arg) { octeon_write_csr(CIU_INT0_SUM0, CIU_INTX_SUM0_GMX_DRP); octeon_gmx_intr_drop_evcnt.ev_count++; return (1); } uint64_t octeon_gmx_get_rx_int_reg(struct octeon_gmx_port_softc *sc) { uint64_t reg; uint64_t rx_int_reg = 0; reg = _GMX_PORT_RD8(sc, GMX0_RX0_INT_REG); /* clear */ SET(rx_int_reg, 0 | RXN_INT_REG_PHY_DUPX | RXN_INT_REG_PHY_SPD | RXN_INT_REG_PHY_LINK | RXN_INT_REG_IFGERR | RXN_INT_REG_COLDET | RXN_INT_REG_FALERR | RXN_INT_REG_RSVERR | RXN_INT_REG_PCTERR | RXN_INT_REG_OVRERR | RXN_INT_REG_NIBERR | RXN_INT_REG_SKPERR | RXN_INT_REG_RCVERR | RXN_INT_REG_LENERR | RXN_INT_REG_ALNERR | RXN_INT_REG_FCSERR | RXN_INT_REG_JABBER | RXN_INT_REG_MAXERR | RXN_INT_REG_CAREXT | RXN_INT_REG_MINERR); _GMX_PORT_WR8(sc, GMX0_RX0_INT_REG, rx_int_reg); return reg; } uint64_t octeon_gmx_get_tx_int_reg(struct octeon_gmx_port_softc *sc) { uint64_t reg; uint64_t tx_int_reg = 0; reg = _GMX_PORT_RD8(sc, GMX0_TX_INT_REG); /* clear */ SET(tx_int_reg, 0 | TX_INT_REG_LATE_COL | TX_INT_REG_XSDEF | TX_INT_REG_XSCOL | TX_INT_REG_UNDFLW | TX_INT_REG_PKO_NXA); _GMX_PORT_WR8(sc, GMX0_TX_INT_REG, tx_int_reg); return reg; } #endif /* OCTEON_ETH_DEBUG */ /* ---- debug */ #ifdef OCTEON_ETH_DEBUG #define _ENTRY(x) { #x, x##_BITS, x } struct octeon_gmx_dump_reg_ { const char *name; const char *format; size_t offset; }; static const struct octeon_gmx_dump_reg_ octeon_gmx_dump_regs_[] = { _ENTRY(GMX0_SMAC0), _ENTRY(GMX0_BIST0), _ENTRY(GMX0_RX_PRTS), _ENTRY(GMX0_RX_BP_DROP0), _ENTRY(GMX0_RX_BP_DROP1), _ENTRY(GMX0_RX_BP_DROP2), _ENTRY(GMX0_RX_BP_ON0), _ENTRY(GMX0_RX_BP_ON1), _ENTRY(GMX0_RX_BP_ON2), _ENTRY(GMX0_RX_BP_OFF0), _ENTRY(GMX0_RX_BP_OFF1), _ENTRY(GMX0_RX_BP_OFF2), _ENTRY(GMX0_TX_PRTS), _ENTRY(GMX0_TX_IFG), _ENTRY(GMX0_TX_JAM), _ENTRY(GMX0_TX_COL_ATTEMPT), _ENTRY(GMX0_TX_PAUSE_PKT_DMAC), _ENTRY(GMX0_TX_PAUSE_PKT_TYPE), _ENTRY(GMX0_TX_OVR_BP), _ENTRY(GMX0_TX_BP), _ENTRY(GMX0_TX_CORRUPT), _ENTRY(GMX0_RX_PRT_INFO), _ENTRY(GMX0_TX_LFSR), _ENTRY(GMX0_TX_INT_REG), _ENTRY(GMX0_TX_INT_EN), _ENTRY(GMX0_NXA_ADR), _ENTRY(GMX0_BAD_REG), _ENTRY(GMX0_STAT_BP), _ENTRY(GMX0_TX_CLK_MSK0), _ENTRY(GMX0_TX_CLK_MSK1), _ENTRY(GMX0_RX_TX_STATUS), _ENTRY(GMX0_INF_MODE), }; static const struct octeon_gmx_dump_reg_ octeon_gmx_dump_port_regs_[] = { _ENTRY(GMX0_RX0_INT_REG), _ENTRY(GMX0_RX0_INT_EN), _ENTRY(GMX0_PRT0_CFG), _ENTRY(GMX0_RX0_FRM_CTL), _ENTRY(GMX0_RX0_FRM_CHK), _ENTRY(GMX0_RX0_FRM_MIN), _ENTRY(GMX0_RX0_FRM_MAX), _ENTRY(GMX0_RX0_JABBER), _ENTRY(GMX0_RX0_DECISION), _ENTRY(GMX0_RX0_UDD_SKP), _ENTRY(GMX0_RX0_STATS_CTL), _ENTRY(GMX0_RX0_IFG), _ENTRY(GMX0_RX0_RX_INBND), _ENTRY(GMX0_RX0_ADR_CTL), _ENTRY(GMX0_RX0_ADR_CAM_EN), _ENTRY(GMX0_RX0_ADR_CAM0), _ENTRY(GMX0_RX0_ADR_CAM1), _ENTRY(GMX0_RX0_ADR_CAM2), _ENTRY(GMX0_RX0_ADR_CAM3), _ENTRY(GMX0_RX0_ADR_CAM4), _ENTRY(GMX0_RX0_ADR_CAM5), _ENTRY(GMX0_TX0_CLK), _ENTRY(GMX0_TX0_THRESH), _ENTRY(GMX0_TX0_APPEND), _ENTRY(GMX0_TX0_SLOT), _ENTRY(GMX0_TX0_BURST), _ENTRY(GMX0_TX0_PAUSE_PKT_TIME), _ENTRY(GMX0_TX0_MIN_PKT), _ENTRY(GMX0_TX0_PAUSE_PKT_INTERVAL), _ENTRY(GMX0_TX0_SOFT_PAUSE), _ENTRY(GMX0_TX0_PAUSE_TOGO), _ENTRY(GMX0_TX0_PAUSE_ZERO), _ENTRY(GMX0_TX0_STATS_CTL), _ENTRY(GMX0_TX0_CTL), }; static const struct octeon_gmx_dump_reg_ octeon_gmx_dump_port_stats_[] = { _ENTRY(GMX0_RX0_STATS_PKTS), _ENTRY(GMX0_RX0_STATS_OCTS), _ENTRY(GMX0_RX0_STATS_PKTS_CTL), _ENTRY(GMX0_RX0_STATS_OCTS_CTL), _ENTRY(GMX0_RX0_STATS_PKTS_DMAC), _ENTRY(GMX0_RX0_STATS_OCTS_DMAC), _ENTRY(GMX0_RX0_STATS_PKTS_DRP), _ENTRY(GMX0_RX0_STATS_OCTS_DRP), _ENTRY(GMX0_RX0_STATS_PKTS_BAD), _ENTRY(GMX0_TX0_STAT0), _ENTRY(GMX0_TX0_STAT1), _ENTRY(GMX0_TX0_STAT2), _ENTRY(GMX0_TX0_STAT3), _ENTRY(GMX0_TX0_STAT4), _ENTRY(GMX0_TX0_STAT5), _ENTRY(GMX0_TX0_STAT6), _ENTRY(GMX0_TX0_STAT7), _ENTRY(GMX0_TX0_STAT8), _ENTRY(GMX0_TX0_STAT9), }; void octeon_gmx_dump_common(void); void octeon_gmx_dump_port0(void); void octeon_gmx_dump_port1(void); void octeon_gmx_dump_port2(void); void octeon_gmx_dump_port0_regs(void); void octeon_gmx_dump_port1_regs(void); void octeon_gmx_dump_port2_regs(void); void octeon_gmx_dump_port0_stats(void); void octeon_gmx_dump_port1_stats(void); void octeon_gmx_dump_port2_stats(void); void octeon_gmx_dump_port_regs(int); void octeon_gmx_dump_port_stats(int); void octeon_gmx_dump_common_x(int, const struct octeon_gmx_dump_reg_ *, size_t); void octeon_gmx_dump_port_x(int, const struct octeon_gmx_dump_reg_ *, size_t); void octeon_gmx_dump_x(int, const struct octeon_gmx_dump_reg_ *, size_t, size_t, int); void octeon_gmx_dump_x_index(char *, size_t, int); void octeon_gmx_dump(void) { octeon_gmx_dump_common(); octeon_gmx_dump_port0(); octeon_gmx_dump_port1(); octeon_gmx_dump_port2(); } void octeon_gmx_dump_common(void) { octeon_gmx_dump_common_x(0, octeon_gmx_dump_regs_, __arraycount(octeon_gmx_dump_regs_)); } void octeon_gmx_dump_port0(void) { octeon_gmx_dump_port_regs(0); octeon_gmx_dump_port_stats(0); } void octeon_gmx_dump_port1(void) { octeon_gmx_dump_port_regs(1); octeon_gmx_dump_port_stats(1); } void octeon_gmx_dump_port2(void) { octeon_gmx_dump_port_regs(2); octeon_gmx_dump_port_stats(2); } void octeon_gmx_dump_port_regs(int portno) { octeon_gmx_dump_port_x(portno, octeon_gmx_dump_port_regs_, __arraycount(octeon_gmx_dump_port_regs_)); } void octeon_gmx_dump_port_stats(int portno) { struct octeon_gmx_port_softc *sc = __octeon_gmx_port_softc[0]; uint64_t rx_stats_ctl; uint64_t tx_stats_ctl; rx_stats_ctl = _GMX_RD8(sc, GMX0_BASE_PORT_SIZE * portno + GMX0_RX0_STATS_CTL); _GMX_WR8(sc, GMX0_BASE_PORT_SIZE * portno + GMX0_RX0_STATS_CTL, rx_stats_ctl & ~RXN_STATS_CTL_RD_CLR); tx_stats_ctl = _GMX_RD8(sc, GMX0_BASE_PORT_SIZE * portno + GMX0_TX0_STATS_CTL); _GMX_WR8(sc, GMX0_BASE_PORT_SIZE * portno + GMX0_TX0_STATS_CTL, tx_stats_ctl & ~TXN_STATS_CTL_RD_CLR); octeon_gmx_dump_port_x(portno, octeon_gmx_dump_port_stats_, __arraycount(octeon_gmx_dump_port_stats_)); _GMX_WR8(sc, GMX0_BASE_PORT_SIZE * portno + GMX0_RX0_STATS_CTL, rx_stats_ctl); _GMX_WR8(sc, GMX0_BASE_PORT_SIZE * portno + GMX0_TX0_STATS_CTL, tx_stats_ctl); } void octeon_gmx_dump_common_x(int portno, const struct octeon_gmx_dump_reg_ *regs, size_t size) { octeon_gmx_dump_x(portno, regs, size, 0, 0); } void octeon_gmx_dump_port_x(int portno, const struct octeon_gmx_dump_reg_ *regs, size_t size) { octeon_gmx_dump_x(portno, regs, size, GMX0_BASE_PORT_SIZE * portno, 1); } void octeon_gmx_dump_x(int portno, const struct octeon_gmx_dump_reg_ *regs, size_t size, size_t base, int index) { struct octeon_gmx_port_softc *sc = __octeon_gmx_port_softc[0]; const struct octeon_gmx_dump_reg_ *reg; uint64_t tmp; char name[64]; char buf[512]; int i; for (i = 0; i < (int)size; i++) { reg = ®s[i]; tmp = _GMX_RD8(sc, base + reg->offset); if (reg->format == NULL) snprintf(buf, sizeof(buf), "%016" PRIx64, tmp); else snprintb(buf, sizeof(buf), reg->format, tmp); snprintf(name, sizeof(name), "%s", reg->name); if (index > 0) octeon_gmx_dump_x_index(name, sizeof(name), portno); printf("\t%-24s: %s\n", name, buf); } } void octeon_gmx_dump_x_index(char *buf, size_t len, int index) { static const char *patterns[] = { "_TX0_", "_RX0_", "_PRT0_" }; int i; for (i = 0; i < (int)__arraycount(patterns); i++) { char *p; p = strstr(buf, patterns[i]); if (p == NULL) continue; p = strchr(p, '0'); KASSERT(p != NULL); *p = '0' + index; return; } } void octeon_gmx_debug_reset(void) { int i; for (i = 0; i < 3; i++) octeon_gmx_link_enable(__octeon_gmx_port_softc[i], 0); for (i = 0; i < 3; i++) octeon_gmx_link_enable(__octeon_gmx_port_softc[i], 1); } #endif