/* $OpenBSD: if_devar.h,v 1.32 2011/04/03 15:36:02 jasper Exp $ */ /* $NetBSD: if_devar.h,v 1.13 1997/06/08 18:46:36 thorpej Exp $ */ /*- * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) * 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. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. * * Id: if_devar.h,v 1.23 1997/06/03 18:51:16 thomas Exp */ #define TULIP_CSR_READ(sc, csr) \ bus_space_read_4((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr) #define TULIP_CSR_WRITE(sc, csr, val) \ bus_space_write_4((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr, (val)) #define TULIP_CSR_READBYTE(sc, csr) \ bus_space_read_1((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr) #define TULIP_CSR_WRITEBYTE(sc, csr, val) \ bus_space_write_1((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr, (val)) #ifdef TULIP_IOMAPPED #define TULIP_PCI_CSRSIZE 8 #define TULIP_PCI_CSROFFSET 0 #else /* TULIP_IOMAPPED */ #define TULIP_PCI_CSRSIZE 8 #define TULIP_PCI_CSROFFSET 0 #endif /* TULIP_IOMAPPED */ /* * This structure contains "pointers" for the registers on * the various 21x4x chips. CSR0 through CSR8 are common * to all chips. After that, it gets messy... */ typedef struct { bus_size_t csr_busmode; /* CSR0 */ bus_size_t csr_txpoll; /* CSR1 */ bus_size_t csr_rxpoll; /* CSR2 */ bus_size_t csr_rxlist; /* CSR3 */ bus_size_t csr_txlist; /* CSR4 */ bus_size_t csr_status; /* CSR5 */ bus_size_t csr_command; /* CSR6 */ bus_size_t csr_intr; /* CSR7 */ bus_size_t csr_missed_frames; /* CSR8 */ bus_size_t csr_9; /* CSR9 */ bus_size_t csr_10; /* CSR10 */ bus_size_t csr_11; /* CSR11 */ bus_size_t csr_12; /* CSR12 */ bus_size_t csr_13; /* CSR13 */ bus_size_t csr_14; /* CSR14 */ bus_size_t csr_15; /* CSR15 */ } tulip_regfile_t; #define csr_enetrom csr_9 /* 21040 */ #define csr_reserved csr_10 /* 21040 */ #define csr_full_duplex csr_11 /* 21040 */ #define csr_bootrom csr_10 /* 21041/21140A/?? */ #define csr_gp csr_12 /* 21140* */ #define csr_watchdog csr_15 /* 21140* */ #define csr_gp_timer csr_11 /* 21041/21140* */ #define csr_srom_mii csr_9 /* 21041/21140* */ #define csr_sia_status csr_12 /* 2104x */ #define csr_sia_connectivity csr_13 /* 2104x */ #define csr_sia_tx_rx csr_14 /* 2104x */ #define csr_sia_general csr_15 /* 2104x */ /* * While 21x4x allows chaining of its descriptors, this driver * doesn't take advantage of it. We keep the descriptors in a * traditional FIFO ring. */ typedef struct { tulip_desc_t *ri_first; /* first entry in ring */ tulip_desc_t *ri_last; /* one after last entry */ tulip_desc_t *ri_nextin; /* next to processed by host */ tulip_desc_t *ri_nextout; /* next to processed by adapter */ int ri_max; int ri_free; } tulip_ringinfo_t; /* * The 21040 has a stupid restriction in that the receive * buffers must be longword aligned. But since Ethernet * headers are not a multiple of longwords in size this forces * the data to non-longword aligned. Since IP requires the * data to be longword aligned, we need to copy it after it has * been DMA'ed in our memory. * * Since we have to copy it anyways, we might as well as allocate * dedicated receive space for the input. This allows to use a * small receive buffer size and more ring entries to be able to * better keep with a flood of tiny Ethernet packets. * * The receive space MUST ALWAYS be a multiple of the page size. * And the number of receive descriptors multiplied by the size * of the receive buffers must equal the receive space. This * is so that we can manipulate the page tables so that even if a * packet wraps around the end of the receive space, we can * treat it as virtually contiguous. * * The above used to be true (the stupid restriction is still true) * but we gone to directly DMA'ing into MBUFs (unless it's on an * architecture which can't handle unaligned accesses) because with * 100Mb/s cards the copying is just too much of a hit. */ #ifdef __STRICT_ALIGNMENT #define TULIP_COPY_RXDATA 1 #endif #define TULIP_DATA_PER_DESC 2032 #define TULIP_TXTIMER 4 #define TULIP_RXDESCS 48 #define TULIP_TXDESCS 32 #define TULIP_RXQ_TARGET 32 #if TULIP_RXQ_TARGET >= TULIP_RXDESCS #error TULIP_RXQ_TARGET must be less than TULIP_RXDESCS #endif #define TULIP_RX_BUFLEN ((MCLBYTES < 2048 ? MCLBYTES : 2048) - 16) /* * Forward reference to make C happy. */ typedef struct _tulip_softc_t tulip_softc_t; /* * The various controllers support. Technically the DE425 is just * a 21040 on EISA. But since it remarkably difference from normal * 21040s, we give it its own chip id. */ typedef enum { TULIP_21040, TULIP_DE425, TULIP_21041, TULIP_21140, TULIP_21140A, TULIP_21142, TULIP_21143, TULIP_CHIPID_UNKNOWN } tulip_chipid_t; /* * Various physical media types supported. * BNCAUI is BNC or AUI since on the 21040 you can't really tell * which is in use. */ typedef enum { TULIP_MEDIA_UNKNOWN, TULIP_MEDIA_10BASET, TULIP_MEDIA_10BASET_FD, TULIP_MEDIA_BNC, TULIP_MEDIA_AUI, TULIP_MEDIA_EXTSIA, TULIP_MEDIA_AUIBNC, TULIP_MEDIA_100BASETX, TULIP_MEDIA_100BASETX_FD, TULIP_MEDIA_100BASET4, TULIP_MEDIA_100BASEFX, TULIP_MEDIA_100BASEFX_FD, TULIP_MEDIA_MAX } tulip_media_t; #define TULIP_BIT(b) (1L << ((int)(b))) #define TULIP_FDBIT(m) (1L << ((int)TULIP_MEDIA_ ## m ## _FD)) #define TULIP_MBIT(m) (1L << ((int)TULIP_MEDIA_ ## m )) #define TULIP_IS_MEDIA_FD(m) (TULIP_BIT(m) & \ (TULIP_FDBIT(10BASET) \ |TULIP_FDBIT(100BASETX) \ |TULIP_FDBIT(100BASEFX))) #define TULIP_CAN_MEDIA_FD(m) (TULIP_BIT(m) & \ (TULIP_MBIT(10BASET) \ |TULIP_MBIT(100BASETX) \ |TULIP_MBIT(100BASEFX))) #define TULIP_FD_MEDIA_OF(m) ((tulip_media_t)((m) + 1)) #define TULIP_HD_MEDIA_OF(m) ((tulip_media_t)((m) - 1)) #define TULIP_IS_MEDIA_100MB(m) ((m) >= TULIP_MEDIA_100BASETX) #define TULIP_IS_MEDIA_TP(m) ((TULIP_BIT(m) & \ (TULIP_MBIT(BNC) \ |TULIP_MBIT(AUI) \ |TULIP_MBIT(AUIBNC) \ |TULIP_MBIT(EXTSIA))) == 0) #define TULIP_SROM_ATTR_MII 0x0100 #define TULIP_SROM_ATTR_NWAY 0x0200 #define TULIP_SROM_ATTR_AUTOSENSE 0x0400 #define TULIP_SROM_ATTR_POWERUP 0x0800 #define TULIP_SROM_ATTR_NOLINKPASS 0x1000 typedef struct { enum { TULIP_MEDIAINFO_NONE, TULIP_MEDIAINFO_SIA, TULIP_MEDIAINFO_GPR, TULIP_MEDIAINFO_MII, TULIP_MEDIAINFO_RESET, TULIP_MEDIAINFO_SYM } mi_type; union { struct { u_int16_t sia_connectivity; u_int16_t sia_tx_rx; u_int16_t sia_general; u_int32_t sia_gp_control; /* 21142/21143 */ u_int32_t sia_gp_data; /* 21142/21143 */ } un_sia; struct { u_int32_t gpr_cmdmode; u_int32_t gpr_gpcontrol; /* 21142/21143 */ u_int32_t gpr_gpdata; u_int8_t gpr_actmask; u_int8_t gpr_actdata; u_int8_t gpr_default : 1; } un_gpr; struct { u_int32_t mii_mediamask; u_int16_t mii_capabilities; u_int16_t mii_advertisement; u_int16_t mii_full_duplex; u_int16_t mii_tx_threshold; u_int16_t mii_interrupt; /* 21142/21143 */ u_int8_t mii_phyaddr; u_int8_t mii_gpr_length; u_int8_t mii_gpr_offset; u_int8_t mii_reset_length; u_int8_t mii_reset_offset; u_int32_t mii_phyid; } un_mii; } mi_un; } tulip_media_info_t; #define mi_sia_connectivity mi_un.un_sia.sia_connectivity #define mi_sia_tx_rx mi_un.un_sia.sia_tx_rx #define mi_sia_general mi_un.un_sia.sia_general #define mi_sia_gp_control mi_un.un_sia.sia_gp_control #define mi_sia_gp_data mi_un.un_sia.sia_gp_data #define mi_gpcontrol mi_un.un_gpr.gpr_gpcontrol #define mi_gpdata mi_un.un_gpr.gpr_gpdata #define mi_actmask mi_un.un_gpr.gpr_actmask #define mi_actdata mi_un.un_gpr.gpr_actdata #define mi_default mi_un.un_gpr.gpr_default #define mi_cmdmode mi_un.un_gpr.gpr_cmdmode #define mi_phyaddr mi_un.un_mii.mii_phyaddr #define mi_gpr_length mi_un.un_mii.mii_gpr_length #define mi_gpr_offset mi_un.un_mii.mii_gpr_offset #define mi_reset_length mi_un.un_mii.mii_reset_length #define mi_reset_offset mi_un.un_mii.mii_reset_offset #define mi_capabilities mi_un.un_mii.mii_capabilities #define mi_advertisement mi_un.un_mii.mii_advertisement #define mi_full_duplex mi_un.un_mii.mii_full_duplex #define mi_tx_threshold mi_un.un_mii.mii_tx_threshold #define mi_mediamask mi_un.un_mii.mii_mediamask #define mi_mii_interrupt mi_un.un_mii.mii_interrupt #define mi_phyid mi_un.un_mii.mii_phyid #define TULIP_MEDIAINFO_SIA_INIT(sc, mi, chipid, media) do { \ (mi)->mi_type = TULIP_MEDIAINFO_SIA; \ sc->tulip_mediums[TULIP_MEDIA_ ## media] = (mi); \ (mi)->mi_sia_connectivity = TULIP_ ## chipid ## _SIACONN_ ## media; \ (mi)->mi_sia_tx_rx = TULIP_ ## chipid ## _SIATXRX_ ## media; \ (mi)->mi_sia_general = TULIP_ ## chipid ## _SIAGEN_ ## media; \ } while (0) #define TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, media) do { \ if ((sc)->tulip_mediums[TULIP_MEDIA_ ## media] == NULL \ && ((mi)->mi_capabilities & PHYSTS_ ## media)) { \ (sc)->tulip_mediums[TULIP_MEDIA_ ## media] = (mi); \ (mi)->mi_mediamask |= TULIP_BIT(TULIP_MEDIA_ ## media); \ } \ } while (0) #define TULIP_MII_NOPHY 32 /* * Some boards need to treated specially. The following enumeration * identifies the cards with quirks (or those we just want to single * out for special merit or scorn). */ typedef enum { TULIP_21040_GENERIC, /* Generic 21040 (works with most any board) */ TULIP_21140_ISV, /* Digital Semicondutor 21140 ISV SROM Format */ TULIP_21142_ISV, /* Digital Semicondutor 21142 ISV SROM Format */ TULIP_21143_ISV, /* Digital Semicondutor 21143 ISV SROM Format */ TULIP_21140_DEC_EB, /* Digital Semicondutor 21140 Evaluation Board */ TULIP_21140_MII, /* 21140[A] with MII */ TULIP_21140_DEC_DE500, /* Digital DE500-?? 10/100 */ TULIP_21140_SMC_9332, /* SMC 9332 */ TULIP_21140_COGENT_EM100, /* Cogent EM100 100 only */ TULIP_21140_ZNYX_ZX34X, /* ZNYX ZX342 10/100 */ TULIP_21140_ASANTE, /* AsanteFast 10/100 */ TULIP_21140_EN1207, /* Accton EN2107 10/100 BNC */ TULIP_21041_GENERIC /* Generic 21041 card */ } tulip_board_t; typedef enum { TULIP_MEDIAPOLL_TIMER, /* 100ms timer fired */ TULIP_MEDIAPOLL_FASTTIMER, /* <100ms timer fired */ TULIP_MEDIAPOLL_LINKFAIL, /* called from interrupt routine */ TULIP_MEDIAPOLL_LINKPASS, /* called from interrupt routine */ TULIP_MEDIAPOLL_START, /* start a media probe (called from reset) */ TULIP_MEDIAPOLL_TXPROBE_OK, /* txprobe succeeded */ TULIP_MEDIAPOLL_TXPROBE_FAILED, /* txprobe failed */ TULIP_MEDIAPOLL_MAX } tulip_mediapoll_event_t; typedef enum { TULIP_LINK_DOWN, /* Link is down */ TULIP_LINK_UP, /* link is ok */ TULIP_LINK_UNKNOWN /* we can't tell either way */ } tulip_link_status_t; /* * This data structure is used to abstract out the quirks. * media_probe = tries to determine the media type. * media_select = enables the current media (or autosenses) * media_poll = autosenses media * media_preset = 21140, etal requires bit to set before the * the software reset; hence pre-set. Should be * pre-reset but that's ugly. */ typedef struct { tulip_board_t bd_type; void (*bd_media_probe)(tulip_softc_t * const sc); void (*bd_media_select)(tulip_softc_t * const sc); void (*bd_media_poll)(tulip_softc_t * const sc, tulip_mediapoll_event_t event); void (*bd_media_preset)(tulip_softc_t * const sc); } tulip_boardsw_t; /* * The next few declarations are for MII/PHY based board. * * The first enumeration identifies a superset of various datums * that can be obtained from various PHY chips. Not all PHYs will * support all datums. * The modedata structure indicates what register contains * a datum, what mask is applied the register contents, and what the * result should be. * The attr structure records information about a supported PHY. * The phy structure records information about a PHY instance. */ typedef enum { PHY_MODE_10T, PHY_MODE_100TX, PHY_MODE_100T4, PHY_MODE_FULLDUPLEX, PHY_MODE_MAX } tulip_phy_mode_t; typedef struct { u_int16_t pm_regno; u_int16_t pm_mask; u_int16_t pm_value; } tulip_phy_modedata_t; typedef struct { u_int32_t attr_id; u_int16_t attr_flags; #define PHY_NEED_HARD_RESET 0x0001 #define PHY_DUAL_CYCLE_TA 0x0002 tulip_phy_modedata_t attr_modes[PHY_MODE_MAX]; #ifdef TULIP_DEBUG const char *attr_name; #endif } tulip_phy_attr_t; /* * Various probe states used when trying to autosense the media. */ typedef enum { TULIP_PROBE_INACTIVE, TULIP_PROBE_PHYRESET, TULIP_PROBE_PHYAUTONEG, TULIP_PROBE_GPRTEST, TULIP_PROBE_MEDIATEST, TULIP_PROBE_FAILED } tulip_probe_state_t; typedef struct { /* * Transmit Statistics */ u_int32_t dot3StatsSingleCollisionFrames; u_int32_t dot3StatsMultipleCollisionFrames; u_int32_t dot3StatsSQETestErrors; u_int32_t dot3StatsDeferredTransmissions; u_int32_t dot3StatsLateCollisions; u_int32_t dot3StatsExcessiveCollisions; u_int32_t dot3StatsCarrierSenseErrors; u_int32_t dot3StatsInternalMacTransmitErrors; u_int32_t dot3StatsInternalTransmitUnderflows; /* not in rfc1650! */ u_int32_t dot3StatsInternalTransmitBabbles; /* not in rfc1650! */ /* * Receive Statistics */ u_int32_t dot3StatsMissedFrames; /* not in rfc1650! */ u_int32_t dot3StatsAlignmentErrors; u_int32_t dot3StatsFCSErrors; u_int32_t dot3StatsFrameTooLongs; u_int32_t dot3StatsInternalMacReceiveErrors; } tulip_dot3_stats_t; /* * Now to important stuff. This is softc structure (where does softc * come from??? No idea) for the tulip device. * */ struct _tulip_softc_t { struct device tulip_dev; /* base device */ void *tulip_ih; /* interrupt vectoring */ void *tulip_ats; /* shutdown hook */ bus_space_tag_t tulip_bustag; /* tag of CSR region being used */ bus_space_handle_t tulip_bushandle; /* handle for CSR region being used */ pci_chipset_tag_t tulip_pc; u_int8_t tulip_enaddr[ETHER_ADDR_LEN]; struct ifmedia tulip_ifmedia; bus_dma_tag_t tulip_dmatag; /* bus DMA tag */ bus_dmamap_t tulip_setupmap; bus_dmamap_t tulip_txdescmap; bus_dmamap_t tulip_free_txmaps[TULIP_TXDESCS]; unsigned tulip_num_free_txmaps; bus_dmamap_t tulip_rxdescmap; bus_dmamap_t tulip_free_rxmaps[TULIP_RXDESCS]; unsigned tulip_num_free_rxmaps; struct arpcom tulip_ac; struct timeout tulip_stmo; tulip_regfile_t tulip_csrs; u_int32_t tulip_flags; #define TULIP_WANTSETUP 0x00000001 #define TULIP_WANTHASHPERFECT 0x00000002 #define TULIP_WANTHASHONLY 0x00000004 #define TULIP_DOINGSETUP 0x00000008 #define TULIP_PRINTMEDIA 0x00000010 #define TULIP_TXPROBE_ACTIVE 0x00000020 #define TULIP_ALLMULTI 0x00000040 #define TULIP_WANTRXACT 0x00000080 #define TULIP_RXACT 0x00000100 #define TULIP_INRESET 0x00000200 #define TULIP_NEEDRESET 0x00000400 #define TULIP_SQETEST 0x00000800 #define TULIP_FULLDUPLEX 0x00001000 #define TULIP_xxxxxx1 0x00002000 #define TULIP_WANTTXSTART 0x00004000 #define TULIP_NEWTXTHRESH 0x00008000 #define TULIP_NOAUTOSENSE 0x00010000 #define TULIP_PRINTLINKUP 0x00020000 #define TULIP_LINKUP 0x00040000 #define TULIP_RXBUFSLOW 0x00080000 #define TULIP_NOMESSAGES 0x00100000 #define TULIP_SYSTEMERROR 0x00200000 #define TULIP_TIMEOUTPENDING 0x00400000 #define TULIP_xxxxxx2 0x00800000 #define TULIP_TRYNWAY 0x01000000 #define TULIP_DIDNWAY 0x02000000 #define TULIP_RXIGNORE 0x04000000 #define TULIP_PROBE1STPASS 0x08000000 #define TULIP_DEVICEPROBE 0x10000000 #define TULIP_PROMISC 0x20000000 #define TULIP_HASHONLY 0x40000000 #define TULIP_xxxxxx3 0x80000000 /* only 4 bits left! */ u_int32_t tulip_features; /* static bits indicating features of chip */ #define TULIP_HAVE_GPR 0x00000001 /* have gp register (140[A]) */ #define TULIP_HAVE_RXBADOVRFLW 0x00000002 /* RX corrupts on overflow */ #define TULIP_HAVE_POWERMGMT 0x00000004 /* Snooze/sleep modes */ #define TULIP_HAVE_MII 0x00000008 /* Some medium on MII */ #define TULIP_HAVE_SIANWAY 0x00000010 /* SIA does NWAY */ #define TULIP_HAVE_DUALSENSE 0x00000020 /* SIA senses both AUI & TP */ #define TULIP_HAVE_SIAGP 0x00000040 /* SIA has a GP port */ #define TULIP_HAVE_BROKEN_HASH 0x00000080 /* Broken Multicast Hash */ #define TULIP_HAVE_ISVSROM 0x00000100 /* uses ISV SROM Format */ #define TULIP_HAVE_BASEROM 0x00000200 /* Board ROM can be cloned */ #define TULIP_HAVE_SLAVEDROM 0x00000400 /* Board ROM cloned */ #define TULIP_HAVE_SLAVEDINTR 0x00000800 /* Board slaved interrupt */ #define TULIP_HAVE_SHAREDINTR 0x00001000 /* Board shares interrupts */ #define TULIP_HAVE_OKROM 0x00002000 /* ROM was recognized */ #define TULIP_HAVE_NOMEDIA 0x00004000 /* did not detect any media */ #define TULIP_HAVE_STOREFWD 0x00008000 /* have CMD_STOREFWD */ #define TULIP_HAVE_SIA100 0x00010000 /* has LS100 in SIA status */ #define TULIP_HAVE_OKSROM 0x00020000 /* SROM CRC is OK */ u_int32_t tulip_intrmask; /* our copy of csr_intr */ u_int32_t tulip_cmdmode; /* our copy of csr_cmdmode */ u_int32_t tulip_last_system_error : 3; /* last system error (only value is TULIP_SYSTEMERROR is also set) */ u_int32_t tulip_txtimer; /* transmission timer */ u_int32_t tulip_system_errors; /* number of system errors encountered */ u_int32_t tulip_statusbits; /* status bits from CSR5 that may need to be printed */ tulip_media_info_t *tulip_mediums[TULIP_MEDIA_MAX]; /* indexes into mediainfo */ tulip_media_t tulip_media; /* current media type */ u_int32_t tulip_abilities; /* remote system's abiltities (as defined in IEEE 802.3u) */ u_int8_t tulip_revinfo; /* revision of chip */ u_int8_t tulip_phyaddr; /* 0..31 -- address of current phy */ u_int8_t tulip_gpinit; /* active pins on 21140 */ u_int8_t tulip_gpdata; /* default gpdata for 21140 */ struct { u_int8_t probe_count; /* count of probe operations */ int32_t probe_timeout; /* time in ms of probe timeout */ tulip_probe_state_t probe_state; /* current media probe state */ tulip_media_t probe_media; /* current media being probed */ u_int32_t probe_mediamask; /* medias checked */ u_int32_t probe_passes; /* times autosense failed */ u_int32_t probe_txprobes; /* txprobes attempted */ } tulip_probe; #define tulip_probe_count tulip_probe.probe_count #define tulip_probe_timeout tulip_probe.probe_timeout #define tulip_probe_state tulip_probe.probe_state #define tulip_probe_media tulip_probe.probe_media #define tulip_probe_mediamask tulip_probe.probe_mediamask #define tulip_probe_passes tulip_probe.probe_passes tulip_chipid_t tulip_chipid; /* type of chip we are using */ const tulip_boardsw_t *tulip_boardsw; /* board/chip characteristics */ tulip_softc_t *tulip_slaves; /* slaved devices (ZX3xx) */ #if defined(TULIP_DEBUG) /* * Debugging/Statistical information */ struct { tulip_media_t dbg_last_media; u_int32_t dbg_intrs; u_int32_t dbg_media_probes; u_int32_t dbg_txprobe_nocarr; u_int32_t dbg_txprobe_exccoll; u_int32_t dbg_link_downed; u_int32_t dbg_link_suspected; u_int32_t dbg_link_intrs; u_int32_t dbg_link_pollintrs; u_int32_t dbg_link_failures; u_int32_t dbg_nway_starts; u_int32_t dbg_nway_failures; u_int16_t dbg_phyregs[32][4]; u_int32_t dbg_rxlowbufs; u_int32_t dbg_rxintrs; u_int32_t dbg_last_rxintrs; u_int32_t dbg_high_rxintrs_hz; u_int32_t dbg_no_txmaps; u_int32_t dbg_txput_finishes[8]; u_int32_t dbg_txprobes_ok[TULIP_MEDIA_MAX]; u_int32_t dbg_txprobes_failed[TULIP_MEDIA_MAX]; u_int32_t dbg_events[TULIP_MEDIAPOLL_MAX]; u_int32_t dbg_rxpktsperintr[TULIP_RXDESCS]; } tulip_dbg; #endif #if defined(TULIP_PERFSTATS) #define TULIP_PERF_CURRENT 0 #define TULIP_PERF_PREVIOUS 1 #define TULIP_PERF_TOTAL 2 #define TULIP_PERF_MAX 3 struct tulip_perfstats { u_quad_t perf_intr_cycles; u_quad_t perf_ifstart_cycles; u_quad_t perf_ifioctl_cycles; u_quad_t perf_ifwatchdog_cycles; u_quad_t perf_timeout_cycles; u_quad_t perf_txput_cycles; u_quad_t perf_txintr_cycles; u_quad_t perf_rxintr_cycles; u_quad_t perf_rxget_cycles; unsigned perf_intr; unsigned perf_ifstart; unsigned perf_ifioctl; unsigned perf_ifwatchdog; unsigned perf_timeout; unsigned perf_txput; unsigned perf_txintr; unsigned perf_rxintr; unsigned perf_rxget; } tulip_perfstats[TULIP_PERF_MAX]; #define tulip_curperfstats tulip_perfstats[TULIP_PERF_CURRENT] #endif struct ifqueue tulip_txq; struct ifqueue tulip_rxq; tulip_dot3_stats_t tulip_dot3stats; tulip_ringinfo_t tulip_rxinfo; tulip_ringinfo_t tulip_txinfo; tulip_media_info_t tulip_mediainfo[10]; /* * The setup buffers for sending the setup frame to the chip. * one is the one being sent while the other is the one being * filled. */ u_int32_t tulip_setupbuf[192/sizeof(u_int32_t)]; u_int32_t tulip_setupdata[192/sizeof(u_int32_t)]; char tulip_boardid[16]; /* buffer for board ID */ u_int8_t tulip_rombuf[128]; struct device *tulip_pci_busno; /* needed for multiport boards */ u_int8_t tulip_pci_devno; /* needed for multiport boards */ u_int8_t tulip_connidx; tulip_srom_connection_t tulip_conntype; tulip_desc_t *tulip_rxdescs; tulip_desc_t *tulip_txdescs; }; #define TULIP_DO_AUTOSENSE(sc) (IFM_SUBTYPE((sc)->tulip_ifmedia.ifm_media) == IFM_AUTO) static const char * const tulip_chipdescs[] = { "21040", NULL, "21041", "21140", "21140A", "21142", "21143", "82C168", }; #ifdef TULIP_DEBUG static const char * const tulip_mediums[] = { "unknown", /* TULIP_MEDIA_UNKNOWN */ "10baseT", /* TULIP_MEDIA_10BASET */ "Full Duplex 10baseT", /* TULIP_MEDIA_10BASET_FD */ "BNC", /* TULIP_MEDIA_BNC */ "AUI", /* TULIP_MEDIA_AUI */ "External SIA", /* TULIP_MEDIA_EXTSIA */ "AUI/BNC", /* TULIP_MEDIA_AUIBNC */ "100baseTX", /* TULIP_MEDIA_100BASET */ "Full Duplex 100baseTX", /* TULIP_MEDIA_100BASET_FD */ "100baseT4", /* TULIP_MEDIA_100BASET4 */ "100baseFX", /* TULIP_MEDIA_100BASEFX */ "Full Duplex 100baseFX", /* TULIP_MEDIA_100BASEFX_FD */ }; #endif static const int tulip_media_to_ifmedia[] = { IFM_ETHER | IFM_NONE, /* TULIP_MEDIA_UNKNOWN */ IFM_ETHER | IFM_10_T, /* TULIP_MEDIA_10BASET */ IFM_ETHER | IFM_10_T | IFM_FDX, /* TULIP_MEDIA_10BASET_FD */ IFM_ETHER | IFM_10_2, /* TULIP_MEDIA_BNC */ IFM_ETHER | IFM_10_5, /* TULIP_MEDIA_AUI */ IFM_ETHER | IFM_MANUAL, /* TULIP_MEDIA_EXTSIA */ IFM_ETHER | IFM_10_5, /* TULIP_MEDIA_AUIBNC */ IFM_ETHER | IFM_100_TX, /* TULIP_MEDIA_100BASET */ IFM_ETHER | IFM_100_TX | IFM_FDX, /* TULIP_MEDIA_100BASET_FD */ IFM_ETHER | IFM_100_T4, /* TULIP_MEDIA_100BASET4 */ IFM_ETHER | IFM_100_FX, /* TULIP_MEDIA_100BASEFX */ IFM_ETHER | IFM_100_FX | IFM_FDX, /* TULIP_MEDIA_100BASEFX_FD */ }; #ifdef TULIP_DEBUG static const char * const tulip_system_errors[] = { "parity error", "master abort", "target abort", "reserved #3", "reserved #4", "reserved #5", "reserved #6", "reserved #7", }; static const char * const tulip_status_bits[] = { NULL, "transmit process stopped", NULL, "transmit jabber timeout", NULL, "transmit underflow", NULL, "receive underflow", "receive process stopped", "receive watchdog timeout", NULL, NULL, "link failure", NULL, NULL, }; #endif static const struct { tulip_srom_connection_t sc_type; tulip_media_t sc_media; u_int32_t sc_attrs; } tulip_srom_conninfo[] = { { TULIP_SROM_CONNTYPE_10BASET, TULIP_MEDIA_10BASET }, { TULIP_SROM_CONNTYPE_BNC, TULIP_MEDIA_BNC }, { TULIP_SROM_CONNTYPE_AUI, TULIP_MEDIA_AUI }, { TULIP_SROM_CONNTYPE_100BASETX, TULIP_MEDIA_100BASETX }, { TULIP_SROM_CONNTYPE_100BASET4, TULIP_MEDIA_100BASET4 }, { TULIP_SROM_CONNTYPE_100BASEFX, TULIP_MEDIA_100BASEFX }, { TULIP_SROM_CONNTYPE_MII_10BASET, TULIP_MEDIA_10BASET, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_MII_100BASETX, TULIP_MEDIA_100BASETX, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_MII_100BASET4, TULIP_MEDIA_100BASET4, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_MII_100BASEFX, TULIP_MEDIA_100BASEFX, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_10BASET_NWAY, TULIP_MEDIA_10BASET, TULIP_SROM_ATTR_NWAY }, { TULIP_SROM_CONNTYPE_10BASET_FD, TULIP_MEDIA_10BASET_FD }, { TULIP_SROM_CONNTYPE_MII_10BASET_FD, TULIP_MEDIA_10BASET_FD, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_100BASETX_FD, TULIP_MEDIA_100BASETX_FD }, { TULIP_SROM_CONNTYPE_MII_100BASETX_FD, TULIP_MEDIA_100BASETX_FD, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_10BASET_NOLINKPASS, TULIP_MEDIA_10BASET, TULIP_SROM_ATTR_NOLINKPASS }, { TULIP_SROM_CONNTYPE_AUTOSENSE, TULIP_MEDIA_UNKNOWN, TULIP_SROM_ATTR_AUTOSENSE }, { TULIP_SROM_CONNTYPE_AUTOSENSE_POWERUP, TULIP_MEDIA_UNKNOWN, TULIP_SROM_ATTR_AUTOSENSE|TULIP_SROM_ATTR_POWERUP }, { TULIP_SROM_CONNTYPE_AUTOSENSE_NWAY, TULIP_MEDIA_UNKNOWN, TULIP_SROM_ATTR_AUTOSENSE|TULIP_SROM_ATTR_NWAY }, { TULIP_SROM_CONNTYPE_NOT_USED, TULIP_MEDIA_UNKNOWN } }; #define TULIP_SROM_LASTCONNIDX (nitems(tulip_srom_conninfo) - 1) static const struct { tulip_media_t sm_type; tulip_srom_media_t sm_srom_type; } tulip_srom_mediums[] = { { TULIP_MEDIA_100BASEFX_FD, TULIP_SROM_MEDIA_100BASEFX_FD }, { TULIP_MEDIA_100BASEFX, TULIP_SROM_MEDIA_100BASEFX }, { TULIP_MEDIA_100BASET4, TULIP_SROM_MEDIA_100BASET4 }, { TULIP_MEDIA_100BASETX_FD, TULIP_SROM_MEDIA_100BASETX_FD }, { TULIP_MEDIA_100BASETX, TULIP_SROM_MEDIA_100BASETX }, { TULIP_MEDIA_10BASET_FD, TULIP_SROM_MEDIA_10BASET_FD }, { TULIP_MEDIA_AUI, TULIP_SROM_MEDIA_AUI }, { TULIP_MEDIA_BNC, TULIP_SROM_MEDIA_BNC }, { TULIP_MEDIA_10BASET, TULIP_SROM_MEDIA_10BASET }, { TULIP_MEDIA_UNKNOWN } }; /* * This driver supports a maximum of 32 tulip boards. * This should be enough for the forseeable future. */ #define TULIP_MAX_DEVICES 32 #define TULIP_RXDESC_PRESYNC(sc, di, s) \ bus_dmamap_sync((sc)->tulip_dmatag, (sc)->tulip_rxdescmap, \ (caddr_t) di - (caddr_t) (sc)->tulip_rxdescs, \ (s), BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE) #define TULIP_RXDESC_POSTSYNC(sc, di, s) \ bus_dmamap_sync((sc)->tulip_dmatag, (sc)->tulip_rxdescmap, \ (caddr_t) di - (caddr_t) (sc)->tulip_rxdescs, \ (s), BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE) #define TULIP_RXMAP_PRESYNC(sc, map) \ bus_dmamap_sync((sc)->tulip_dmatag, (map), 0, (map)->dm_mapsize, \ BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE) #define TULIP_RXMAP_POSTSYNC(sc, map) \ bus_dmamap_sync((sc)->tulip_dmatag, (map), 0, (map)->dm_mapsize, \ BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE) #define TULIP_RXMAP_CREATE(sc, mapp) \ bus_dmamap_create((sc)->tulip_dmatag, TULIP_RX_BUFLEN, 2, \ TULIP_DATA_PER_DESC, 0, \ BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW, (mapp)) #define TULIP_TXDESC_PRESYNC(sc, di, s) \ bus_dmamap_sync((sc)->tulip_dmatag, (sc)->tulip_txdescmap, \ (caddr_t) di - (caddr_t) (sc)->tulip_txdescs, \ (s), BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE) #define TULIP_TXDESC_POSTSYNC(sc, di, s) \ bus_dmamap_sync((sc)->tulip_dmatag, (sc)->tulip_txdescmap, \ (caddr_t) di - (caddr_t) (sc)->tulip_txdescs, \ (s), BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE) #define TULIP_TXMAP_PRESYNC(sc, map) \ bus_dmamap_sync((sc)->tulip_dmatag, (map), 0, (map)->dm_mapsize, \ BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE) #define TULIP_TXMAP_POSTSYNC(sc, map) \ bus_dmamap_sync((sc)->tulip_dmatag, (map), 0, (map)->dm_mapsize, \ BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE) #define TULIP_TXMAP_CREATE(sc, mapp) \ bus_dmamap_create((sc)->tulip_dmatag, TULIP_DATA_PER_DESC, \ TULIP_MAX_TXSEG, TULIP_DATA_PER_DESC, \ 0, BUS_DMA_NOWAIT, (mapp)) extern struct cfattach de_ca; extern struct cfdriver de_cd; #define TULIP_UNIT_TO_SOFTC(unit) ((tulip_softc_t *) de_cd.cd_devs[unit]) #define TULIP_IFP_TO_SOFTC(ifp) ((tulip_softc_t *)((ifp)->if_softc)) #define tulip_unit tulip_dev.dv_unit #define tulip_xname tulip_dev.dv_cfdata->cf_driver->cd_name #define TULIP_PRINTF_FMT "%s%d" #define TULIP_PRINTF_ARGS sc->tulip_xname, sc->tulip_unit #define TULIP_BURSTSIZE(unit) 3 #define tulip_if tulip_ac.ac_if #define tulip_name tulip_if.if_name #define tulip_enaddr tulip_ac.ac_enaddr #define tulip_multicnt tulip_ac.ac_multicnt #define tulip_bpf tulip_if.if_bpf #define tulip_intrfunc_t int #if defined(TULIP_PERFSTATS) #define TULIP_PERFMERGE(sc, member) \ do { (sc)->tulip_perfstats[TULIP_PERF_TOTAL].member \ += (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member; \ (sc)->tulip_perfstats[TULIP_PERF_PREVIOUS].member \ = (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member; \ (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member = 0; } while (0) #define TULIP_PERFSTART(name) const tulip_cycle_t perfstart_ ## name = TULIP_PERFREAD(); #define TULIP_PERFEND(name) do { \ (sc)->tulip_curperfstats.perf_ ## name ## _cycles += TULIP_PERFDIFF(perfstart_ ## name, TULIP_PERFREAD()); \ (sc)->tulip_curperfstats.perf_ ## name++; \ } while (0) #if defined(__i386__) typedef u_quad_t tulip_cycle_t; static __inline__ tulip_cycle_t TULIP_PERFREAD( void) { tulip_cycle_t x; __asm__ volatile (".byte 0x0f, 0x31" : "=A" (x)); return x; } #define TULIP_PERFDIFF(s, f) ((f) - (s)) #elif defined(__alpha__) typedef unsigned long tulip_cycle_t; static __inline__ tulip_cycle_t TULIP_PERFREAD( void) { tulip_cycle_t x; __asm__ volatile ("rpcc %0" : "=r" (x)); return x; } #define TULIP_PERFDIFF(s, f) ((unsigned int) ((f) - (s))) #endif #else #define TULIP_PERFSTART(name) #define TULIP_PERFEND(name) do { } while (0) #define TULIP_PERFMERGE(s,n) do { } while (0) #endif /* TULIP_PERFSTATS */ #define TULIP_MAX_TXSEG 30 #define TULIP_ADDREQUAL(a1, a2) \ (((u_int16_t *)a1)[0] == ((u_int16_t *)a2)[0] \ && ((u_int16_t *)a1)[1] == ((u_int16_t *)a2)[1] \ && ((u_int16_t *)a1)[2] == ((u_int16_t *)a2)[2]) #define TULIP_ADDRBRDCST(a1) \ (((u_int16_t *)a1)[0] == 0xFFFFU \ && ((u_int16_t *)a1)[1] == 0xFFFFU \ && ((u_int16_t *)a1)[2] == 0xFFFFU) #define TULIP_GETCTX(m, t) ((t) (m)->m_pkthdr.rcvif + 0) #define TULIP_SETCTX(m, c) ((void) ((m)->m_pkthdr.rcvif = (void *) (c)))