The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/xe/if_xevar.h

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    1 /*-
    2  * Copyright (c) 1998, 1999 Scott Mitchell
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  *      $Id: if_xe.c,v 1.20 1999/06/13 19:17:40 scott Exp $
   27  * $FreeBSD: releng/9.1/sys/dev/xe/if_xevar.h 179551 2008-06-04 20:26:57Z jhb $
   28  */
   29 #ifndef DEV_XE_IF_XEDEV_H
   30 #define DEV_XE_IF_XEDEV_H
   31 
   32 /*
   33  * One of these structures per allocated device
   34  */
   35 struct xe_softc {
   36         struct ifmedia  ifmedia;
   37         struct ifmib_iso_8802_3 mibdata;
   38         struct callout  media_timer;
   39         struct callout  wdog_timer;
   40         int             tx_timeout;
   41         struct mtx      lock;
   42         struct ifnet    *ifp;
   43         struct ifmedia  *ifm;
   44         u_char          enaddr[ETHER_ADDR_LEN];
   45         const char      *card_type;     /* Card model name */
   46         const char      *vendor;        /* Card manufacturer */
   47         device_t        dev;            /* Device */
   48         void            *intrhand;
   49         struct resource *irq_res;
   50         int             irq_rid;
   51         struct resource *port_res;
   52         int             port_rid;
   53         struct resource *ce2_port_res;
   54         int             ce2_port_rid;
   55         int             srev;           /* Silicon revision */
   56         int             tx_queued;      /* Transmit packets currently waiting */
   57         int             tx_tpr;         /* Last value of TPR reg on card */
   58         int             tx_timeouts;    /* Count of transmit timeouts */
   59         uint16_t        tx_min;         /* Smallest packet for no padding */
   60         uint16_t        tx_thres;       /* Threshold bytes for early transmit */
   61         int             autoneg_status; /* Autonegotiation progress state */
   62         int             media;          /* Private media word */
   63         u_char          version;        /* Bonding Version register from card */
   64         u_char          modem;          /* 1 = Card has a modem */
   65         u_char          ce2;            /* 1 = Card has CE2 silicon */
   66         u_char          mohawk;         /* 1 = Card has Mohawk (CE3) silicon */
   67         u_char          dingo;          /* 1 = Card has Dingo (CEM56) silicon */
   68         u_char          phy_ok;         /* 1 = MII-compliant PHY found */
   69         u_char          gone;           /* 1 = Card bailed out */
   70 };
   71 
   72 #define XE_LOCK(sc)             mtx_lock(&(sc)->lock)
   73 #define XE_UNLOCK(sc)           mtx_unlock(&(sc)->lock)
   74 #define XE_ASSERT_LOCKED(sc)    mtx_assert(&(sc)->lock, MA_OWNED)
   75 
   76 /*
   77  * For accessing card registers
   78  */
   79 #define XE_INB(r)               bus_read_1(scp->port_res, (r))
   80 #define XE_INW(r)               bus_read_2(scp->port_res, (r))
   81 #define XE_OUTB(r, b)           bus_write_1(scp->port_res, (r), (b))
   82 #define XE_OUTW(r, w)           bus_write_2(scp->port_res, (r), (w))
   83 #define XE_SELECT_PAGE(p)       XE_OUTB(XE_PR, (p))
   84 
   85 int     xe_attach(device_t dev);
   86 int     xe_activate(device_t dev);
   87 void    xe_deactivate(device_t dev);
   88 void    xe_stop(struct xe_softc *scp);
   89 
   90 #endif /* DEV_XE_IF_XEVAR_H */

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