xref: /netbsd-src/sys/dev/ic/mb86950var.h (revision 56d3242969db01554415d869164a07de7e06f61c)
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