sys/dev/ic/mb86950var.h

   1 /*      $NetBSD: mb86950var.h,v 1.4 2009/03/14 14:46:09 dsl Exp $       */
   2
   3 /*
   4  * Copyright (c) 1995 Mika Kortelainen
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by  Mika Kortelainen
  18  * 4. The name of the author may not be used to endorse or promote products
  19  *    derived from this software without specific prior written permission
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 /*
  34  * Adapted from if_qnreg.h for the amiga port of NetBSD by Dave J. Barnes, 2004.
  35  */
  36
  37 /*
  38  * EStar_softc: per line info and status
  39  */
  40 struct mb86950_softc {
  41         struct device sc_dev;
  42         struct ethercom sc_ec;          /* ethernet common */
  43         struct ifmedia sc_media;        /* supported media information */
  44
  45         bus_space_tag_t sc_bst;         /* bus space */
  46         bus_space_handle_t sc_bsh;
  47
  48         /* Transmission buffer management. */
  49         int     txb_sched;      /* number of scheduled packets */
  50 #if 0
  51         /* XXX not used */
  52         int     txb_free;       /* free TX buffers */
  53         int     txb_size;       /* total size of TX buffer */
  54         int     txb_count;      /* number of TX buffers in use */
  55         int     rxb_size;   /* size of receive buffer */
  56 #endif
  57         int txb_num_pkt;    /* max number of outstanding transmit packets allowed */
  58         int rxb_num_pkt;    /* max number of packets that could be in receive buffer */
  59
  60         u_int8_t sc_enaddr[ETHER_ADDR_LEN];
  61
  62 #if NRND > 0
  63         rndsource_element_t rnd_source;
  64 #endif
  65
  66         u_int32_t sc_stat;      /* driver status */
  67
  68 #define ESTAR_STAT_ENABLED      0x0001  /* power enabled on interface */
  69 #define ESTAR_STAT_ATTACHED     0x0002  /* attach has succeeded */
  70
  71         int     (*sc_enable)(struct mb86950_softc *);
  72         void    (*sc_disable)(struct mb86950_softc *);
  73
  74         int     (*sc_mediachange)(struct mb86950_softc *);
  75         void    (*sc_mediastatus)(struct mb86950_softc *,
  76                     struct ifmediareq *);
  77
  78 };
  79
  80 /* Size (in bytes) of a "packet length" word in transmission buffer.  */
  81 #define ESTAR_TXLEN_SIZE 2
  82
  83 #define GOOD_PKT 0x20
  84
  85 void    mb86950_attach(struct mb86950_softc *, u_int8_t *);
  86 void    mb86950_config(struct mb86950_softc *, int *, int, int);
  87 int     mb86950_intr(void *);
  88 int     mb86950_enable(struct mb86950_softc *);
  89 void    mb86950_disable(struct mb86950_softc *);
  90 int     mb86950_activate(device_t, enum devact);
  91 int     mb86950_detach(struct mb86950_softc *);