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2bf52b991f
use mii_phy_add_media()/mii_phy_setmedia().
236 lines
7.8 KiB
C
236 lines
7.8 KiB
C
/* $NetBSD: miivar.h,v 1.8 1999/04/23 04:24:32 thorpej Exp $ */
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/*-
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* Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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* NASA Ames Research Center.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _DEV_MII_MIIVAR_H_
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#define _DEV_MII_MIIVAR_H_
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#include <sys/queue.h>
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/*
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* Media Independent Interface configuration defintions.
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*/
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struct mii_softc;
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/*
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* Callbacks from MII layer into network interface device driver.
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*/
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typedef int (*mii_readreg_t)(struct device *, int, int);
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typedef void (*mii_writereg_t)(struct device *, int, int, int);
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typedef void (*mii_statchg_t)(struct device *);
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/*
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* A network interface driver has one of these structures in its softc.
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* It is the interface from the network interface driver to the MII
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* layer.
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*/
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struct mii_data {
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struct ifmedia mii_media; /* media information */
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struct ifnet *mii_ifp; /* pointer back to network interface */
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/*
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* For network interfaces with multiple PHYs, a list of all
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* PHYs is required so they can all be notified when a media
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* request is made.
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*/
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LIST_HEAD(mii_listhead, mii_softc) mii_phys;
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int mii_instance;
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/*
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* PHY driver fills this in with active media status.
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*/
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int mii_media_status;
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int mii_media_active;
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/*
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* Calls from MII layer into network interface driver.
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*/
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mii_readreg_t mii_readreg;
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mii_writereg_t mii_writereg;
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mii_statchg_t mii_statchg;
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};
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typedef struct mii_data mii_data_t;
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/*
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* This call is used by the MII layer to call into the PHY driver
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* to perform a `service request'.
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*/
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typedef int (*mii_downcall_t)(struct mii_softc *, struct mii_data *, int);
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/*
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* Requests that can be made to the downcall.
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*/
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#define MII_TICK 1 /* once-per-second tick */
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#define MII_MEDIACHG 2 /* user changed media; perform the switch */
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#define MII_POLLSTAT 3 /* user requested media status; fill it in */
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/*
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* Each PHY driver's softc has one of these as the first member.
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* XXX This would be better named "phy_softc", but this is the name
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* XXX BSDI used, and we would like to have the same interface.
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*/
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struct mii_softc {
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device_t mii_dev; /* generic device glue */
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LIST_ENTRY(mii_softc) mii_list; /* entry on parent's PHY list */
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int mii_phy; /* our MII address */
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int mii_inst; /* instance for ifmedia */
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mii_downcall_t mii_service; /* our downcall */
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struct mii_data *mii_pdata; /* pointer to parent's mii_data */
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int mii_flags; /* misc. flags; see below */
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int mii_capabilities; /* capabilities from BMSR */
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int mii_extcapabilities; /* extended capabilities */
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int mii_ticks; /* MII_TICK counter */
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int mii_anegticks; /* ticks before retrying aneg */
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int mii_media_active; /* last active media */
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int mii_media_status; /* last active status */
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};
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typedef struct mii_softc mii_softc_t;
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/* mii_flags */
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#define MIIF_INITDONE 0x0001 /* has been initialized (mii_data) */
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#define MIIF_NOISOLATE 0x0002 /* do not isolate the PHY */
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#define MIIF_NOLOOP 0x0004 /* no loopback capability */
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#define MIIF_AUTOTSLEEP 0x0010 /* use tsleep(), not callout() */
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#define MIIF_HAVEFIBER 0x0020 /* from parent: has fiber interface */
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#define MIIF_HAVE_GTCR 0x0040 /* has 100base-T2/1000base-T CR */
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#define MIIF_IS_1000X 0x0080 /* is a 1000BASE-X device */
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#define MIIF_DOPAUSE 0x0100 /* advertise PAUSE capability */
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#define MIIF_IS_HPNA 0x0200 /* is a HomePNA device */
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#define MIIF_FORCEANEG 0x0400 /* force auto-negotiation */
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/* Default mii_anegticks values */
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#define MII_ANEGTICKS 5
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#define MII_ANEGTICKS_GIGE 17
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#define MIIF_INHERIT_MASK (MIIF_NOISOLATE|MIIF_NOLOOP|MIIF_AUTOTSLEEP)
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/*
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* Used to attach a PHY to a parent.
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*/
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struct mii_attach_args {
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struct mii_data *mii_data; /* pointer to parent data */
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int mii_phyno; /* MII address */
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int mii_id1; /* PHY ID register 1 */
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int mii_id2; /* PHY ID register 2 */
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int mii_capmask; /* capability mask from BMSR */
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};
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typedef struct mii_attach_args mii_attach_args_t;
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/*
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* Used to match a PHY.
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*/
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struct mii_phydesc {
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u_int32_t mpd_oui; /* the PHY's OUI */
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u_int32_t mpd_model; /* the PHY's model */
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const char *mpd_name; /* the PHY's name */
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};
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#define MII_PHY_DESC(a, b) { MII_OUI_ ## a, MII_MODEL_ ## a ## _ ## b, \
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MII_STR_ ## a ## _ ## b }
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#define MII_PHY_END { 0, 0, NULL }
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/*
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* An array of these structures map MII media types to BMCR/ANAR settings.
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*/
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struct mii_media {
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int mm_bmcr; /* BMCR settings for this media */
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int mm_anar; /* ANAR settings for this media */
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int mm_gtcr; /* 100base-T2 or 1000base-T CR */
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};
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#define MII_MEDIA_NONE 0
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#define MII_MEDIA_10_T 1
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#define MII_MEDIA_10_T_FDX 2
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#define MII_MEDIA_100_T4 3
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#define MII_MEDIA_100_TX 4
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#define MII_MEDIA_100_TX_FDX 5
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#define MII_MEDIA_1000_X 6
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#define MII_MEDIA_1000_X_FDX 7
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#define MII_MEDIA_1000_T 8
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#define MII_MEDIA_1000_T_FDX 9
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#define MII_NMEDIA 10
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#ifdef _KERNEL
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#define PHY_READ(p, r) \
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MIIBUS_READREG((p)->mii_dev, (p)->mii_phy, (r))
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#define PHY_WRITE(p, r, v) \
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MIIBUS_WRITEREG((p)->mii_dev, (p)->mii_phy, (r), (v))
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extern devclass_t miibus_devclass;
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extern driver_t miibus_driver;
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int miibus_probe(device_t);
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int miibus_attach(device_t);
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int miibus_detach(device_t);
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int mii_anar(int);
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void mii_down(struct mii_data *);
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int mii_mediachg(struct mii_data *);
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void mii_tick(struct mii_data *);
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void mii_pollstat(struct mii_data *);
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int mii_phy_probe(device_t, device_t *, ifm_change_cb_t, ifm_stat_cb_t);
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void mii_add_media(struct mii_softc *);
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void mii_phy_add_media(struct mii_softc *);
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int mii_phy_auto(struct mii_softc *);
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int mii_phy_detach(device_t dev);
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void mii_phy_down(struct mii_softc *);
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void mii_phy_reset(struct mii_softc *);
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void mii_phy_setmedia(struct mii_softc *sc);
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void mii_phy_update(struct mii_softc *, int);
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int mii_phy_tick(struct mii_softc *);
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const struct mii_phydesc * mii_phy_match(const struct mii_attach_args *ma,
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const struct mii_phydesc *mpd);
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const struct mii_phydesc * mii_phy_match_gen(const struct mii_attach_args *ma,
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const struct mii_phydesc *mpd, size_t endlen);
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int mii_phy_dev_probe(device_t dev, const struct mii_phydesc *mpd, int mrv);
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void ukphy_status(struct mii_softc *);
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#endif /* _KERNEL */
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#endif /* _DEV_MII_MIIVAR_H_ */
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