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      1 /*	$NetBSD: mb86950var.h,v 1.9 2015/04/14 20:32:35 riastradh 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 #include <sys/rndsource.h>
     34 
     35 /*
     36  * Adapted from if_qnreg.h for the amiga port of NetBSD by Dave J. Barnes, 2004.
     37  */
     38 
     39 /*
     40  * EStar_softc: per line info and status
     41  */
     42 struct mb86950_softc {
     43 	device_t sc_dev;
     44 	struct ethercom sc_ec;		/* ethernet common */
     45 	struct ifmedia sc_media;	/* supported media information */
     46 
     47 	bus_space_tag_t sc_bst;		/* bus space */
     48 	bus_space_handle_t sc_bsh;
     49 
     50 	/* Transmission buffer management. */
     51 	int	txb_sched;	/* number of scheduled packets */
     52 #if 0
     53     	/* XXX not used */
     54 	int	txb_free;	/* free TX buffers */
     55 	int	txb_size;	/* total size of TX buffer */
     56 	int	txb_count;	/* number of TX buffers in use */
     57 	int	rxb_size;   /* size of receive buffer */
     58 #endif
     59 	int txb_num_pkt;    /* max number of outstanding transmit packets allowed */
     60 	int rxb_num_pkt;    /* max number of packets that could be in receive buffer */
     61 
     62 	u_int8_t sc_enaddr[ETHER_ADDR_LEN];
     63 
     64 	krndsource_t rnd_source;
     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 *);
     92