if_snvar.h revision 199414 
1/*-
2 * Copyright (c) 1999 M. Warner Losh <imp@village.org>
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 ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 * $FreeBSD: head/sys/dev/sn/if_snvar.h 199414 2009-11-17 18:22:14Z jhb $
26 */
27
28#ifndef _IF_SNVAR_H
29#define _IF_SNVAR_H
30
31#include <net/if_arp.h>
32
33struct sn_softc {
34	struct ifnet    *ifp;
35	struct mtx sc_mtx;
36	int             pages_wanted;	/* Size of outstanding MMU ALLOC */
37	int             intr_mask;	/* Most recently set interrupt mask */
38	device_t	dev;
39	void		*intrhand;
40	struct resource *irq_res;
41	int		irq_rid;
42	struct resource	*port_res;
43	int		port_rid;
44	struct resource	*modem_res;	/* Extra resource for modem */
45	int		modem_rid;
46};
47
48int	sn_probe(device_t);
49int	sn_attach(device_t);
50int	sn_detach(device_t);
51void	sn_intr(void *);
52
53int	sn_activate(device_t);
54void	sn_deactivate(device_t);
55
56#define CSR_READ_1(sc, off) (bus_read_1((sc)->port_res, off))
57#define CSR_READ_2(sc, off) (bus_read_2((sc)->port_res, off))
58#define CSR_WRITE_1(sc, off, val) \
59	bus_write_1((sc)->port_res, off, val)
60#define CSR_WRITE_2(sc, off, val) \
61	bus_write_2((sc)->port_res, off, val)
62#define CSR_WRITE_MULTI_1(sc, off, addr, count) \
63	bus_write_multi_1((sc)->port_res, off, addr, count)
64#define CSR_WRITE_MULTI_2(sc, off, addr, count) \
65	bus_write_multi_2((sc)->port_res, off, addr, count)
66#define CSR_READ_MULTI_1(sc, off, addr, count) \
67	bus_read_multi_1((sc)->port_res, off, addr, count)
68#define CSR_READ_MULTI_2(sc, off, addr, count) \
69	bus_read_multi_2((sc)->port_res, off, addr, count)
70
71#define SN_LOCK(_sc)		mtx_lock(&(_sc)->sc_mtx)
72#define	SN_UNLOCK(_sc)		mtx_unlock(&(_sc)->sc_mtx)
73#define SN_LOCK_INIT(_sc) \
74	mtx_init(&_sc->sc_mtx, device_get_nameunit(_sc->dev), \
75	    MTX_NETWORK_LOCK, MTX_DEF)
76#define SN_LOCK_DESTROY(_sc)	mtx_destroy(&_sc->sc_mtx);
77#define SN_ASSERT_LOCKED(_sc)	mtx_assert(&_sc->sc_mtx, MA_OWNED);
78#define SN_ASSERT_UNLOCKED(_sc)	mtx_assert(&_sc->sc_mtx, MA_NOTOWNED);
79
80#endif /* _IF_SNVAR_H */
81