1/* $NetBSD: lancevar.h,v 1.10 2005/12/11 12:21:27 christos Exp $ */
2
3/*-
4 * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Charles M. Hannum and by Jason R. Thorpe of the Numerical Aerospace

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32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGE.
38 */
39
40/* $FreeBSD: head/sys/dev/le/lancevar.h 155093 2006-01-31 14:48:58Z marius $ */
41
42#ifndef _DEV_LE_LANCEVAR_H_
43#define _DEV_LE_LANCEVAR_H_
44
45#define LE_DRIVER_NAME "le"
46
47extern devclass_t le_devclass;
48
49struct lance_softc {
50 struct ifnet *sc_ifp;
51 struct ifmedia sc_media;
52 struct mtx sc_mtx;
53
54 /*

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87 * the only supported media is assumed to be "manual".
88 */
89 const int *sc_supmedia;
90 int sc_nsupmedia;
91 int sc_defaultmedia;
92
93 uint16_t sc_conf3; /* CSR3 value */
94
95 void *sc_mem; /* base address of RAM -- CPU's view */
96 u_long sc_addr; /* base address of RAM -- LANCE's view */
97
98 u_long sc_memsize; /* size of RAM */
99
100 int sc_nrbuf; /* number of receive buffers */
101 int sc_ntbuf; /* number of transmit buffers */
102 int sc_last_rd;
103 int sc_first_td;
104 int sc_last_td;
105 int sc_no_td;
106

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126#define LE_LOCK_INIT(_sc, _name) \
127 mtx_init(&(_sc)->sc_mtx, _name, MTX_NETWORK_LOCK, MTX_DEF)
128#define LE_LOCK_INITIALIZED(_sc) mtx_initialized(&(_sc)->sc_mtx)
129#define LE_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx)
130#define LE_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx)
131#define LE_LOCK_ASSERT(_sc, _what) mtx_assert(&(_sc)->sc_mtx, (_what))
132#define LE_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->sc_mtx)
133
134#define LE_HTOLE16(v) (((sc)->sc_flags & LE_BSWAP) ? htole16(v) : (v))
135#define LE_HTOLE32(v) (((sc)->sc_flags & LE_BSWAP) ? htole32(v) : (v))
136#define LE_LE16TOH(v) (((sc)->sc_flags & LE_BSWAP) ? le16toh(v) : (v))
137#define LE_LE32TOH(v) (((sc)->sc_flags & LE_BSWAP) ? le32toh(v) : (v))
138
139int lance_config(struct lance_softc *, const char*, int);
140void lance_attach(struct lance_softc *);
141void lance_detach(struct lance_softc *);
142void lance_suspend(struct lance_softc *);
143void lance_resume(struct lance_softc *);
144void lance_init_locked(struct lance_softc *);
145int lance_put(struct lance_softc *, int, struct mbuf *);
146void lance_read(struct lance_softc *, int, int);
147void lance_setladrf(struct lance_softc *, u_int16_t *);
148
149/*
150 * The following functions are only useful on certain CPU/bus
151 * combinations. They should be written in assembly language for
152 * maximum efficiency, but machine-independent versions are provided
153 * for drivers that have not yet been optimized.
154 */

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161void lance_copyfrombuf_gap2(struct lance_softc *, void *, int, int);
162void lance_zerobuf_gap2(struct lance_softc *, int, int);
163
164void lance_copytobuf_gap16(struct lance_softc *, void *, int, int);
165void lance_copyfrombuf_gap16(struct lance_softc *, void *, int, int);
166void lance_zerobuf_gap16(struct lance_softc *, int, int);
167#endif /* Example only */
168
169#endif /* _DEV_LE_LANCEVAR_H_ */