/* $NetBSD: miivar.h,v 1.46 2006/03/25 23:17:36 thorpej Exp $ */ /*- * Copyright (c) 1998, 1999, 2000, 2001 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, * NASA Ames Research Center. * * 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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. * * $FreeBSD: src/sys/dev/mii/miivar.h,v 1.3.2.1 2000/12/12 19:29:14 wpaul Exp $ * $DragonFly: src/sys/dev/netif/mii_layer/miivar.h,v 1.13 2008/07/22 10:59:16 sephe Exp $ */ #ifndef _DEV_MII_MIIVAR_H_ #define _DEV_MII_MIIVAR_H_ #include /* * Media Independent Interface autoconfiguration defintions. * * This file exports an interface which attempts to be compatible * with the BSD/OS 3.0 interface. */ struct mii_softc; /* * A network interface driver has one of these structures in its softc. * It is the interface from the network interface driver to the MII * layer. */ struct mii_data { struct ifmedia mii_media; /* media information */ struct ifnet *mii_ifp; /* pointer back to network interface */ /* * For network interfaces with multiple PHYs, a list of all * PHYs is required so they can all be notified when a media * request is made. */ LIST_HEAD(mii_listhead, mii_softc) mii_phys; int mii_instance; /* * PHY driver fills this in with active media status. */ int mii_media_status; int mii_media_active; }; typedef struct mii_data mii_data_t; /* * Requests that can be made to the downcall. */ #define MII_TICK 1 /* once-per-second tick */ #define MII_MEDIACHG 2 /* user changed media; perform the switch */ #define MII_POLLSTAT 3 /* user requested media status; fill it in */ /* * Each PHY driver's softc has one of these as the first member. * XXX This would be better named "phy_softc", but this is the name * XXX BSDI used, and we would like to have the same interface. */ struct mii_softc { device_t mii_dev; /* generic device glue */ LIST_ENTRY(mii_softc) mii_list; /* entry on parent's PHY list */ int mii_model; /* MII_MODEL(ma->mii_id2) */ int mii_rev; /* MII_REV(ma->mii_id2) */ int mii_phy; /* our MII address */ int mii_inst; /* instance for ifmedia */ /* * This function pointer is used by the MII layer to call into * the PHY driver to perform a `service request'. */ int (*mii_service)(struct mii_softc *, struct mii_data *, int); /* * This function pointer is used by the MII layer to reset PHY */ void (*mii_reset)(struct mii_softc *); /* * This function pointer is used by the MII layer to get the * status of PHY */ void (*mii_status)(struct mii_softc *); struct mii_data *mii_pdata; /* pointer to parent's mii_data */ int mii_flags; /* misc. flags; see below */ int mii_capabilities; /* capabilities from BMSR */ int mii_extcapabilities; /* extended capabilities from EXTSR */ int mii_ticks; /* MII_TICK counter */ int mii_anegticks; /* ticks before retrying aneg */ int mii_privtag; /* MII_PRIVTAG_ */ uintptr_t mii_priv; /* private data, based on mii_privtag */ int mii_media_active; /* last active media */ int mii_media_status; /* last active status */ }; typedef struct mii_softc mii_softc_t; /* mii_flags */ #define MIIF_INITDONE 0x0001 /* has been initialized (mii_data) */ #define MIIF_NOISOLATE 0x0002 /* do not isolate the PHY */ #define MIIF_NOLOOP 0x0004 /* no loopback capability */ #define MIIF_HAVEFIBER 0x0020 /* from parent: has fiber interface */ #define MIIF_HAVE_GTCR 0x0040 /* has 100base-T2/1000base-T CR */ #define MIIF_IS_1000X 0x0080 /* is a 1000BASE-X device */ #define MIIF_DOPAUSE 0x0100 /* advertise PAUSE capability */ #define MIIF_IS_HPNA 0x0200 /* is a HomePNA device */ #define MIIF_FORCEANEG 0x0400 /* is a HomePNA device */ #define MIIF_INHERIT_MASK (MIIF_NOISOLATE|MIIF_NOLOOP) /* * Used to attach a PHY to a parent. */ struct mii_attach_args { struct mii_data *mii_data; /* pointer to parent data */ int mii_phyno; /* MII address */ int mii_id1; /* PHY ID register 1 */ int mii_id2; /* PHY ID register 2 */ int mii_capmask; /* capability mask from BMSR */ int mii_flags; /* inherited by mii_softc->mii_flags */ int mii_privtag; /* MII_PRIVTAG_ */ uintptr_t mii_priv; /* private data, based on mii_privtag */ }; typedef struct mii_attach_args mii_attach_args_t; /* * Used to probe a PHY to a network device. */ struct mii_probe_args { ifm_change_cb_t mii_ifmedia_upd;/* ifmedia_upd callback */ ifm_stat_cb_t mii_ifmedia_sts; /* ifmedia_sts callback */ u_int mii_probemask; /* PHY probe location mask */ int mii_capmask; /* capability mask from BMSR */ int mii_flags; /* inherited by mii_softc->mii_flags */ int mii_privtag; /* MII_PRIVTAG_ */ uintptr_t mii_priv; /* private data, based on mii_privtag */ }; #define MII_PROBEMASK_DEFAULT 0xffffffff /* probe at all locations */ #define MII_CAPMASK_DEFAULT 0xffffffff /* all capabilities from BMSR */ #define MII_PRIVTAG_NONE 0 /* no private data (mii_priv) */ #define MII_PRIVTAG_BRGPHY 1 /* brgphy specific */ /* * Used to match a PHY */ struct mii_phydesc { uint32_t mpd_oui; /* PHY's oui */ uint32_t mpd_model; /* PHY's model */ const char *mpd_name; /* PHY's name */ void *mpd_priv; /* PHY's private data */ }; #define MII_PHYDESC_NULL \ { \ .mpd_oui = 0, \ .mpd_model = 0, \ .mpd_name = NULL, \ .mpd_priv = NULL \ } #define MII_PHYDESC(oui, model) \ { \ .mpd_oui = MII_OUI_##oui, \ .mpd_model = MII_MODEL_##oui##_##model, \ .mpd_name = MII_STR_##oui##_##model, \ .mpd_priv = NULL \ } #define MII_PHYDESC_ARG(oui, model, arg) \ { \ .mpd_oui = MII_OUI_##oui, \ .mpd_model = MII_MODEL_##oui##_##model, \ .mpd_name = MII_STR_##oui##_##model, \ .mpd_priv = arg \ } #ifdef _KERNEL #define PHY_READ(p, r) \ MIIBUS_READREG((p)->mii_dev, (p)->mii_phy, (r)) #define PHY_WRITE(p, r, v) \ MIIBUS_WRITEREG((p)->mii_dev, (p)->mii_phy, (r), (v)) /* * An array of these structures map MII media types to BMCR/ANAR settings. */ struct mii_media { int mm_bmcr; /* BMCR settings for this media */ int mm_anar; /* ANAR settings for this media */ int mm_gtcr; /* 100base-T2 or 1000base-T CR */ }; #define MII_MEDIA_NONE 0 #define MII_MEDIA_10_T 1 #define MII_MEDIA_10_T_FDX 2 #define MII_MEDIA_100_T4 3 #define MII_MEDIA_100_TX 4 #define MII_MEDIA_100_TX_FDX 5 #define MII_MEDIA_1000_X 6 #define MII_MEDIA_1000_X_FDX 7 #define MII_MEDIA_1000_T 8 #define MII_MEDIA_1000_T_FDX 9 #define MII_NMEDIA 10 extern const struct mii_media mii_media_table[MII_NMEDIA]; #define MII_ANEGTICKS 5 #define MII_ANEGTICKS_GIGE 10 extern devclass_t miibus_devclass; extern driver_t miibus_driver; int mii_mediachg(struct mii_data *); void mii_tick(struct mii_data *); void mii_pollstat(struct mii_data *); int mii_phy_probe(device_t, device_t *, ifm_change_cb_t, ifm_stat_cb_t); int mii_probe(device_t, device_t *, const struct mii_probe_args *); void mii_probe_args_init(struct mii_probe_args *, ifm_change_cb_t, ifm_stat_cb_t); void mii_phy_add_media(struct mii_softc *); void mii_phy_set_media(struct mii_softc *); int mii_phy_tick(struct mii_softc *); void mii_phy_update(struct mii_softc *, int); int mii_phy_flowstatus(struct mii_softc *); const struct mii_phydesc *mii_phy_match(const struct mii_attach_args *, const struct mii_phydesc *); void mii_softc_init(struct mii_softc *, struct mii_attach_args *); int mii_phy_auto(struct mii_softc *, int); void mii_phy_reset(struct mii_softc *); void ukphy_status(struct mii_softc *); int ukphy_attach(device_t); int ukphy_detach(device_t); #endif /* _KERNEL */ #endif /* _DEV_MII_MIIVAR_H_ */