1 /* $NetBSD: lancevar.h,v 1.10 2005/12/11 12:21:27 christos Exp $ */
2 /* $FreeBSD: src/sys/dev/le/lancevar.h,v 1.2 2006/05/16 21:04:01 marius Exp $ */
3 /* $DragonFly: src/sys/dev/netif/lnc/lancevar.h,v 1.1 2006/07/07 14:16:29 sephe Exp $ */
7 * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
10 * This code is derived from software contributed to The NetBSD Foundation
11 * by Charles M. Hannum and by Jason R. Thorpe of the Numerical Aerospace
12 * Simulation Facility, NASA Ames Research Center.
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions
17 * 1. Redistributions of source code must retain the above copyright
18 * notice, this list of conditions and the following disclaimer.
19 * 2. Redistributions in binary form must reproduce the above copyright
20 * notice, this list of conditions and the following disclaimer in the
21 * documentation and/or other materials provided with the distribution.
22 * 3. All advertising materials mentioning features or use of this software
23 * must display the following acknowledgement:
24 * This product includes software developed by the NetBSD
25 * Foundation, Inc. and its contributors.
26 * 4. Neither the name of The NetBSD Foundation nor the names of its
27 * contributors may be used to endorse or promote products derived
28 * from this software without specific prior written permission.
30 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
31 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
32 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
33 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
34 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
35 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
36 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
37 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
38 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
39 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
40 * POSSIBILITY OF SUCH DAMAGE.
43 #ifndef _DEV_LE_LANCEVAR_H_
44 #define _DEV_LE_LANCEVAR_H_
46 extern devclass_t le_devclass;
51 struct ifmedia sc_media;
56 * copy to/from descriptor
58 * zero bytes in buffer
60 void (*sc_copytodesc)(struct lance_softc *, void *, int, int);
61 void (*sc_copyfromdesc)(struct lance_softc *, void *, int, int);
62 void (*sc_copytobuf)(struct lance_softc *, void *, int, int);
63 void (*sc_copyfrombuf)(struct lance_softc *, void *, int, int);
64 void (*sc_zerobuf)(struct lance_softc *, int, int);
67 * Machine-dependent functions:
70 * hardware reset hook - may be NULL
71 * hardware init hook - may be NULL
72 * no carrier hook - may be NULL
73 * media change hook - may be NULL
75 uint16_t (*sc_rdcsr)(struct lance_softc *, uint16_t);
76 void (*sc_wrcsr)(struct lance_softc *, uint16_t, uint16_t);
77 void (*sc_hwreset)(struct lance_softc *);
78 void (*sc_hwinit)(struct lance_softc *);
79 int (*sc_hwintr)(struct lance_softc *);
80 void (*sc_nocarrier)(struct lance_softc *);
81 int (*sc_mediachange)(struct lance_softc *);
82 void (*sc_mediastatus)(struct lance_softc *, struct ifmediareq *);
85 * Media-supported by this interface. If this is NULL,
86 * the only supported media is assumed to be "manual".
88 const int *sc_supmedia;
92 uint16_t sc_conf3; /* CSR3 value */
94 void *sc_mem; /* base address of RAM - CPU's view */
95 bus_addr_t sc_addr; /* base address of RAM - LANCE's view */
97 bus_size_t sc_memsize; /* size of RAM */
99 int sc_nrbuf; /* number of receive buffers */
100 int sc_ntbuf; /* number of transmit buffers */
112 uint8_t sc_enaddr[ETHER_ADDR_LEN];
114 void (*sc_meminit)(struct lance_softc *);
115 void (*sc_start_locked)(struct lance_softc *);
118 #define LE_ALLMULTI (1 << 0)
119 #define LE_BSWAP (1 << 1)
120 #define LE_CARRIER (1 << 2)
121 #define LE_DEBUG (1 << 3)
122 #define LE_PROMISC (1 << 4)
124 #define sc_if sc_arp.ac_if
127 * Unfortunately, manual byte swapping is only necessary for the PCnet-PCI
128 * variants but not for the original LANCE or ILACC so we cannot do this
129 * with #ifdefs resolved at compile time.
131 #define LE_HTOLE16(v) (((sc)->sc_flags & LE_BSWAP) ? htole16(v) : (v))
132 #define LE_HTOLE32(v) (((sc)->sc_flags & LE_BSWAP) ? htole32(v) : (v))
133 #define LE_LE16TOH(v) (((sc)->sc_flags & LE_BSWAP) ? le16toh(v) : (v))
134 #define LE_LE32TOH(v) (((sc)->sc_flags & LE_BSWAP) ? le32toh(v) : (v))
136 void lance_config(struct lance_softc *, const char*, int);
137 void lance_detach(struct lance_softc *);
138 void lance_stop(struct lance_softc *);
139 void lance_suspend(struct lance_softc *);
140 void lance_resume(struct lance_softc *);
141 void lance_init_locked(struct lance_softc *);
142 int lance_put(struct lance_softc *, int, struct mbuf *);
143 struct mbuf *lance_get(struct lance_softc *, int, int);
144 void lance_setladrf(struct lance_softc *, u_int16_t *);
147 * The following functions are only useful on certain CPU/bus
148 * combinations. They should be written in assembly language for
149 * maximum efficiency, but machine-independent versions are provided
150 * for drivers that have not yet been optimized.
152 void lance_copytobuf_contig(struct lance_softc *, void *, int, int);
153 void lance_copyfrombuf_contig(struct lance_softc *, void *, int, int);
154 void lance_zerobuf_contig(struct lance_softc *, int, int);
156 #if 0 /* Example only - see lance.c */
157 void lance_copytobuf_gap2(struct lance_softc *, void *, int, int);
158 void lance_copyfrombuf_gap2(struct lance_softc *, void *, int, int);
159 void lance_zerobuf_gap2(struct lance_softc *, int, int);
161 void lance_copytobuf_gap16(struct lance_softc *, void *, int, int);
162 void lance_copyfrombuf_gap16(struct lance_softc *, void *, int, int);
163 void lance_zerobuf_gap16(struct lance_softc *, int, int);
164 #endif /* Example only */
166 #endif /* _DEV_LE_LANCEVAR_H_ */