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/ic/tropicvar.h

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    1 /*      $NetBSD: tropicvar.h,v 1.12 2007/03/04 06:02:02 christos Exp $  */
    2 
    3 /*
    4  * Mach Operating System
    5  * Copyright (c) 1991 Carnegie Mellon University
    6  * Copyright (c) 1991 IBM Corporation
    7  * All Rights Reserved.
    8  *
    9  * Permission to use, copy, modify and distribute this software and its
   10  * documentation is hereby granted, provided that both the copyright
   11  * notice and this permission notice appear in all copies of the
   12  * software, derivative works or modified versions, and any portions
   13  * thereof, and that both notices appear in supporting documentation,
   14  * and that the name IBM not be used in advertising or publicity
   15  * pertaining to distribution of the software without specific, written
   16  * prior permission.
   17  *
   18  * CARNEGIE MELLON AND IBM ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS IS"
   19  * CONDITION.  CARNEGIE MELLON AND IBM DISCLAIM ANY LIABILITY OF ANY KIND FOR
   20  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
   21  *
   22  * Carnegie Mellon requests users of this software to return to
   23  *
   24  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
   25  *  School of Computer Science
   26  *  Carnegie Mellon University
   27  *  Pittsburgh PA 15213-3890
   28  *
   29  * any improvements or extensions that they make and grant Carnegie Mellon
   30  * the rights to redistribute these changes.
   31  */
   32 
   33 /* $ACIS:if_lanvar.h 12.0$ */
   34 
   35 #include <sys/callout.h>
   36 
   37 /*
   38  * This file contains structures used in the "tr" driver for the
   39  *      IBM TOKEN-RING NETWORK PC ADAPTER
   40  */
   41 
   42 /* Receive buffer control block */
   43 struct rbcb {
   44         bus_size_t      rbufp;          /* offset of current receive buffer */
   45         bus_size_t      rbufp_next;     /* offset of next receive buffer */
   46         bus_size_t      rbuf_datap;     /* offset of data in receive buffer */
   47         unsigned short  data_len;       /* amount of data in this rec buffer */
   48 };
   49 
   50 /*
   51  *      Token-Ring software status per adapter
   52  */
   53 struct  tr_softc {
   54         struct device sc_dev;
   55         void    *sc_ih;
   56         struct ethercom sc_ethercom;
   57         struct ifmedia  sc_media;
   58         u_char  sc_xmit_correlator;
   59         int     sc_xmit_buffers;
   60 #if 1
   61         int     sc_xmit_head;
   62         int     sc_xmit_tail;
   63 #endif
   64         int     sc_minbuf;
   65         int     sc_nbuf;
   66         bus_size_t sc_txca;
   67 
   68         bus_space_tag_t sc_piot;
   69         bus_space_tag_t sc_memt;
   70         bus_space_handle_t sc_pioh;     /* handle pio area */
   71         bus_space_handle_t sc_sramh;    /* handle for the shared ram area */
   72         bus_space_handle_t sc_mmioh;    /* handle for the bios/mmio area */
   73 
   74         struct callout sc_init_callout;
   75         struct callout sc_reinit_callout;
   76 
   77         int (*sc_mediachange)(struct tr_softc *);
   78         void (*sc_mediastatus)(struct tr_softc *, struct ifmediareq *);
   79         struct rbcb rbc;        /* receiver buffer control block */
   80         bus_size_t sc_aca;      /* offset of adapter ACA */
   81         bus_size_t sc_ssb;      /* offset of System Status Block */
   82         bus_size_t sc_arb;      /* offset of Adapter Request Block */
   83         bus_size_t sc_srb;      /* offset of System Request Block */
   84         bus_size_t sc_asb;      /* offset of Adapter Status Block */
   85         u_int sc_maddr;         /* mapped shared memory address */
   86         u_int sc_memwinsz;      /* mapped shared memory window size */
   87         u_int sc_memsize;       /* memory installed on adapter */
   88         u_int sc_memreserved;   /* reserved memory on adapter */
   89         int sc_dhb4maxsz;       /* max. dhb size at 4MBIT ring speed */
   90         int sc_dhb16maxsz;      /* max. dbh size at 16MBIT ring speed */
   91         int sc_maxmtu;          /* max. MTU supported by adapter */
   92         unsigned char   sc_init_status;
   93         void * tr_sleepevent;           /* tr event signalled on successful */
   94                                         /* open of adapter  */
   95         unsigned short exsap_station;   /* station assigned by open sap cmd */
   96 
   97         void *sc_sdhook;
   98 
   99         /* Power management hooks */
  100         int (*sc_enable)(struct tr_softc *);
  101         void (*sc_disable)(struct tr_softc *);
  102         int sc_enabled;
  103 };
  104 
  105 int tr_config(struct tr_softc *);
  106 int tr_attach(struct tr_softc *);
  107 int tr_intr(void *);
  108 void tr_init(void *);
  109 int tr_ioctl(struct ifnet *, u_long, void *);
  110 void tr_stop(struct tr_softc *);
  111 int tr_reset(struct tr_softc *);
  112 void tr_sleep(struct tr_softc *);
  113 int tr_setspeed(struct tr_softc *, u_int8_t);
  114 int tr_enable(struct tr_softc *);
  115 void tr_disable(struct tr_softc *);
  116 int tr_activate(struct device *, enum devact);
  117 int tr_detach(struct device *, int flags);

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