FreeBSD/Linux Kernel Cross Reference
sys/net/if_ieee1394.h
1 /* $NetBSD: if_ieee1394.h,v 1.3 2000/11/20 12:12:19 onoe Exp $ */
2
3 /*
4 * Copyright (c) 2000 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Atsushi Onoe.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 #ifndef _NET_IF_IEEE1394_H_
40 #define _NET_IF_IEEE1394_H_
41
42 /* hardware address information for arp / nd */
43 struct ieee1394_hwaddr {
44 u_int8_t iha_uid[8]; /* node unique ID */
45 u_int8_t iha_maxrec; /* max_rec in the config ROM */
46 u_int8_t iha_speed; /* min of link/PHY speed */
47 u_int8_t iha_offset[6]; /* unicast FIFO address */
48 };
49
50 /* pseudo header */
51 struct ieee1394_header {
52 u_int8_t ih_uid[8]; /* dst/src uid */
53 u_int8_t ih_maxrec; /* dst maxrec for tx */
54 u_int8_t ih_speed; /* speed */
55 u_int8_t ih_offset[6]; /* dst offset */
56 };
57
58 /* unfragment encapsulation header */
59 struct ieee1394_unfraghdr {
60 u_int16_t iuh_ft; /* fragment type == 0 */
61 u_int16_t iuh_etype; /* ether_type */
62 };
63
64 /* fragmented encapsulation header */
65 struct ieee1394_fraghdr {
66 u_int16_t ifh_ft_size; /* fragment type, data size-1 */
67 u_int16_t ifh_etype_off; /* etype for first fragment */
68 /* offset for subseq frag */
69 u_int16_t ifh_dgl; /* datagram label */
70 u_int16_t ifh_reserved;
71 };
72
73 #define IEEE1394_FT_SUBSEQ 0x8000
74 #define IEEE1394_FT_MORE 0x4000
75
76 #define IEEE1394MTU 1500
77
78 #define IEEE1394_GASP_LEN 8 /* GASP header for Stream */
79 #define IEEE1394_ADDR_LEN 8
80 #define IEEE1394_CRC_LEN 4
81
82 struct ieee1394_reass_pkt {
83 LIST_ENTRY(ieee1394_reass_pkt) rp_next;
84 struct mbuf *rp_m;
85 struct ieee1394_header rp_hdr;
86 u_int16_t rp_size;
87 u_int16_t rp_etype;
88 u_int16_t rp_off;
89 u_int16_t rp_dgl;
90 u_int16_t rp_len;
91 u_int16_t rp_ttl;
92 };
93
94 struct ieee1394_reassq {
95 LIST_ENTRY(ieee1394_reassq) rq_node;
96 LIST_HEAD(, ieee1394_reass_pkt) rq_pkt;
97 u_int8_t rq_uid[8];
98 };
99
100 struct ieee1394com {
101 struct ifnet ic_if;
102 struct ieee1394_hwaddr ic_hwaddr;
103 u_int16_t ic_dgl;
104 LIST_HEAD(, ieee1394_reassq) ic_reassq;
105 };
106
107 const char *ieee1394_sprintf(const u_int8_t *);
108 void ieee1394_ifattach(struct ifnet *, const struct ieee1394_hwaddr *);
109 void ieee1394_ifdetach(struct ifnet *);
110 int ieee1394_ioctl(struct ifnet *, u_long, caddr_t);
111 struct mbuf * ieee1394_fragment(struct ifnet *, struct mbuf *, int, u_int16_t);
112 void ieee1394_drain(struct ifnet *);
113 void ieee1394_watchdog(struct ifnet *);
114
115 #endif /* _NET_IF_IEEE1394_H_ */
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