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/ex/if_exvar.h

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    1 /*-
    2  * Copyright (c) 1996, Javier Mart^mn Rueda (jmrueda@diatel.upm.es)
    3  * All rights reserved.
    4  *
    5  * Copyright (c) 2000 Matthew N. Dodd
    6  * All rights reserved.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  *      $FreeBSD: releng/5.1/sys/dev/ex/if_exvar.h 112801 2003-03-29 15:38:53Z mdodd $
   30  */
   31 
   32 struct ex_softc {
   33         struct arpcom   arpcom;         /* Ethernet common data */
   34         struct ifmedia  ifmedia;
   35 
   36         device_t        dev;
   37         struct resource *ioport;
   38         int             ioport_rid;
   39         struct resource *irq;
   40         int             irq_rid;
   41         void *          ih;
   42 
   43         u_int           iobase;         /* I/O base address. */
   44         u_short         irq_no;         /* IRQ number. */
   45 
   46         char *          irq2ee;         /* irq <-> internal             */
   47         u_char *        ee2irq;         /* representation conversion    */
   48 
   49         u_int           mem_size;       /* Total memory size, in bytes. */
   50         u_int           rx_mem_size;    /* Rx memory size (by default,  */
   51                                         /* first 3/4 of total memory).  */
   52 
   53         u_int           rx_lower_limit; /* Lower and upper limits of    */
   54         u_int           rx_upper_limit; /* receive buffer.              */
   55 
   56         u_int           rx_head;        /* Head of receive ring buffer. */
   57         u_int           tx_mem_size;    /* Tx memory size (by default,  */
   58                                         /* last quarter of total memory).*/
   59 
   60         u_int           tx_lower_limit; /* Lower and upper limits of    */
   61         u_int           tx_upper_limit; /* transmit buffer.             */
   62 
   63         u_int           tx_head;        /* Head and tail of             */
   64         u_int           tx_tail;        /* transmit ring buffer.        */
   65 
   66         u_int           tx_last;        /* Pointer to beginning of last */
   67                                         /* frame in the chain.          */
   68 };
   69 
   70 extern devclass_t ex_devclass;
   71 
   72 extern char     irq2eemap[];
   73 extern u_char   ee2irqmap[];
   74 extern char     plus_irq2eemap[];
   75 extern u_char   plus_ee2irqmap[];
   76 
   77 int             ex_alloc_resources      (device_t);
   78 void            ex_release_resources    (device_t);
   79 int             ex_attach               (device_t);
   80 int             ex_detach               (device_t);
   81 
   82 driver_intr_t   ex_intr;
   83 
   84 u_int16_t       eeprom_read             (u_int32_t, int);
   85 
   86 int             look_for_card           (u_int32_t);
   87 void            ex_get_address          (u_int32_t, u_char *);
   88 int             ex_card_type            (u_char *);
   89 
   90 void            ex_stop                 (struct ex_softc *);

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