FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/tropicvar.h

     /*      $NetBSD: tropicvar.h,v 1.12 2007/03/04 06:02:02 christos Exp $  */
     
     /*
      * Mach Operating System
      * Copyright (c) 1991 Carnegie Mellon University
      * Copyright (c) 1991 IBM Corporation
      * All Rights Reserved.
      *
      * Permission to use, copy, modify and distribute this software and its
     * documentation is hereby granted, provided that both the copyright
     * notice and this permission notice appear in all copies of the
     * software, derivative works or modified versions, and any portions
     * thereof, and that both notices appear in supporting documentation,
     * and that the name IBM not be used in advertising or publicity
     * pertaining to distribution of the software without specific, written
     * prior permission.
     *
     * CARNEGIE MELLON AND IBM ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     * CONDITION.  CARNEGIE MELLON AND IBM DISCLAIM ANY LIABILITY OF ANY KIND FOR
     * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     *
     * Carnegie Mellon requests users of this software to return to
     *
     *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
     *  School of Computer Science
     *  Carnegie Mellon University
     *  Pittsburgh PA 15213-3890
     *
     * any improvements or extensions that they make and grant Carnegie Mellon
     * the rights to redistribute these changes.
     */
    
    /* $ACIS:if_lanvar.h 12.0$ */
    
    #include <sys/callout.h>
    
    /*
     * This file contains structures used in the "tr" driver for the
     *      IBM TOKEN-RING NETWORK PC ADAPTER
     */
    
    /* Receive buffer control block */
    struct rbcb {
            bus_size_t      rbufp;          /* offset of current receive buffer */
            bus_size_t      rbufp_next;     /* offset of next receive buffer */
            bus_size_t      rbuf_datap;     /* offset of data in receive buffer */
            unsigned short  data_len;       /* amount of data in this rec buffer */
    };
    
    /*
     *      Token-Ring software status per adapter
     */
    struct  tr_softc {
            struct device sc_dev;
            void    *sc_ih;
            struct ethercom sc_ethercom;
            struct ifmedia  sc_media;
            u_char  sc_xmit_correlator;
            int     sc_xmit_buffers;
    #if 1
            int     sc_xmit_head;
            int     sc_xmit_tail;
    #endif
            int     sc_minbuf;
            int     sc_nbuf;
            bus_size_t sc_txca;
    
            bus_space_tag_t sc_piot;
            bus_space_tag_t sc_memt;
            bus_space_handle_t sc_pioh;     /* handle pio area */
            bus_space_handle_t sc_sramh;    /* handle for the shared ram area */
            bus_space_handle_t sc_mmioh;    /* handle for the bios/mmio area */
    
            struct callout sc_init_callout;
            struct callout sc_reinit_callout;
    
            int (*sc_mediachange)(struct tr_softc *);
            void (*sc_mediastatus)(struct tr_softc *, struct ifmediareq *);
            struct rbcb rbc;        /* receiver buffer control block */
            bus_size_t sc_aca;      /* offset of adapter ACA */
            bus_size_t sc_ssb;      /* offset of System Status Block */
            bus_size_t sc_arb;      /* offset of Adapter Request Block */
            bus_size_t sc_srb;      /* offset of System Request Block */
            bus_size_t sc_asb;      /* offset of Adapter Status Block */
            u_int sc_maddr;         /* mapped shared memory address */
            u_int sc_memwinsz;      /* mapped shared memory window size */
            u_int sc_memsize;       /* memory installed on adapter */
            u_int sc_memreserved;   /* reserved memory on adapter */
            int sc_dhb4maxsz;       /* max. dhb size at 4MBIT ring speed */
            int sc_dhb16maxsz;      /* max. dbh size at 16MBIT ring speed */
            int sc_maxmtu;          /* max. MTU supported by adapter */
            unsigned char   sc_init_status;
            void * tr_sleepevent;           /* tr event signalled on successful */
                                            /* open of adapter  */
            unsigned short exsap_station;   /* station assigned by open sap cmd */
    
            void *sc_sdhook;
    
            /* Power management hooks */
           int (*sc_enable)(struct tr_softc *);
           void (*sc_disable)(struct tr_softc *);
           int sc_enabled;
   };
   
   int tr_config(struct tr_softc *);
   int tr_attach(struct tr_softc *);
   int tr_intr(void *);
   void tr_init(void *);
   int tr_ioctl(struct ifnet *, u_long, void *);
   void tr_stop(struct tr_softc *);
   int tr_reset(struct tr_softc *);
   void tr_sleep(struct tr_softc *);
   int tr_setspeed(struct tr_softc *, u_int8_t);
   int tr_enable(struct tr_softc *);
   void tr_disable(struct tr_softc *);
   int tr_activate(struct device *, enum devact);
   int tr_detach(struct device *, int flags);

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