arswitchvar.h revision 241463 
1/*-
2 * Copyright (c) 2011-2012 Stefan Bethke.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/dev/etherswitch/arswitch/arswitchvar.h 241463 2012-10-11 21:19:42Z ray $
27 */
28#ifndef	__ARSWITCHVAR_H__
29#define	__ARSWITCHVAR_H__
30
31typedef enum {
32	AR8X16_SWITCH_NONE,
33	AR8X16_SWITCH_AR7240,
34	AR8X16_SWITCH_AR8216,
35	AR8X16_SWITCH_AR8226,
36	AR8X16_SWITCH_AR8316,
37} ar8x16_switch_type;
38
39/*
40 * XXX TODO: start using this where required
41 */
42#define	AR8X16_IS_SWITCH(_sc, _type) \
43	    (!!((_sc)->sc_switchtype == AR8X16_SWITCH_ ## _type))
44
45struct arswitch_softc;
46
47struct arswitch_softc {
48	struct mtx	sc_mtx;		/* serialize access to softc */
49	device_t	sc_dev;
50	int		phy4cpu;	/* PHY4 is connected to the CPU */
51	int		numphys;	/* PHYs we manage */
52	int		is_rgmii;	/* PHY mode is RGMII (XXX which PHY?) */
53	int		is_gmii;	/* PHY mode is GMII (XXX which PHY?) */
54	int		page;
55	ar8x16_switch_type	sc_switchtype;
56	char		*ifname[AR8X16_NUM_PHYS];
57	device_t	miibus[AR8X16_NUM_PHYS];
58	struct ifnet	*ifp[AR8X16_NUM_PHYS];
59	struct callout	callout_tick;
60	etherswitch_info_t info;
61
62	struct {
63		int (* arswitch_hw_setup) (struct arswitch_softc *);
64		int (* arswitch_hw_global_setup) (struct arswitch_softc *);
65	} hal;
66};
67
68#define	ARSWITCH_LOCK(_sc)			\
69	    mtx_lock(&(_sc)->sc_mtx)
70#define	ARSWITCH_UNLOCK(_sc)			\
71	    mtx_unlock(&(_sc)->sc_mtx)
72#define	ARSWITCH_LOCK_ASSERT(_sc, _what)	\
73	    mtx_assert(&(_sc)->sc_mtx, (_what))
74#define	ARSWITCH_TRYLOCK(_sc)			\
75	    mtx_trylock(&(_sc)->sc_mtx)
76
77#if defined(DEBUG)
78#define DPRINTF(dev, args...) device_printf(dev, args)
79#define DEVERR(dev, err, fmt, args...) do { \
80		if (err != 0) device_printf(dev, fmt, err, args); \
81	} while (0)
82#define DEBUG_INCRVAR(var)	do { \
83		var++; \
84	} while (0)
85#else
86#define DPRINTF(dev, args...)
87#define DEVERR(dev, err, fmt, args...)
88#define DEBUG_INCRVAR(var)
89#endif
90
91#endif	/* __ARSWITCHVAR_H__ */
92
93