diff options
Diffstat (limited to 'freebsd/sys/net/firewire.h')
| -rw-r--r-- | freebsd/sys/net/firewire.h | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/freebsd/sys/net/firewire.h b/freebsd/sys/net/firewire.h new file mode 100644 index 00000000..5411dbf8 --- /dev/null +++ b/freebsd/sys/net/firewire.h @@ -0,0 +1,142 @@ +/*- + * Copyright (c) 2004 Doug Rabson + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _NET_FIREWIRE_HH_ +#define _NET_FIREWIRE_HH_ + +#define FW_ENCAP_UNFRAG 0 +#define FW_ENCAP_FIRST 1 +#define FW_ENCAP_LAST 2 +#define FW_ENCAP_NEXT 3 + +union fw_encap { + uint32_t ul[2]; + struct { +#if BYTE_ORDER == BIG_ENDIAN + uint32_t lf :2; + uint32_t reserved :14; + uint32_t ether_type :16; +#else + uint32_t ether_type :16; + uint32_t reserved :14; + uint32_t lf :2; +#endif + } unfrag; + struct { +#if BYTE_ORDER == BIG_ENDIAN + uint32_t lf :2; + uint32_t reserved1 :2; + uint32_t datagram_size :12; + uint32_t ether_type :16; + uint32_t dgl :16; + uint32_t reserved2 :16; +#else + uint32_t ether_type :16; + uint32_t datagram_size :12; + uint32_t reserved1 :2; + uint32_t lf :2; + uint32_t reserved2 :16; + uint32_t dgl :16; +#endif + } firstfrag; + struct { +#if BYTE_ORDER == BIG_ENDIAN + uint32_t lf :2; + uint32_t reserved1 :2; + uint32_t datagram_size :12; + uint32_t reserved2 :4; + uint32_t fragment_offset :12; + uint32_t dgl :16; + uint32_t reserved3 :16; +#else + uint32_t fragment_offset :12; + uint32_t reserved2 :4; + uint32_t datagram_size :12; + uint32_t reserved1 :2; + uint32_t lf :2; + uint32_t reserved3 :16; + uint32_t dgl :16; +#endif + } nextfrag; +}; + +#define MTAG_FIREWIRE 1394 +#define MTAG_FIREWIRE_HWADDR 0 +#define MTAG_FIREWIRE_SENDER_EUID 1 + +struct fw_hwaddr { + uint32_t sender_unique_ID_hi; + uint32_t sender_unique_ID_lo; + uint8_t sender_max_rec; + uint8_t sspd; + uint16_t sender_unicast_FIFO_hi; + uint32_t sender_unicast_FIFO_lo; +}; + +/* + * BPF wants to see one of these. + */ +struct fw_bpfhdr { + uint8_t firewire_dhost[8]; + uint8_t firewire_shost[8]; + uint16_t firewire_type; +}; + +#ifdef _KERNEL + +/* + * A structure to track the reassembly of a link-level fragmented + * datagram. + */ +struct fw_reass { + STAILQ_ENTRY(fw_reass) fr_link; + uint32_t fr_id; /* host+dgl */ + struct mbuf *fr_frags; /* chain of frags */ +}; +STAILQ_HEAD(fw_reass_list, fw_reass); + +struct fw_com { + struct ifnet *fc_ifp; + struct fw_hwaddr fc_hwaddr; + struct firewire_comm *fc_fc; + uint8_t fc_broadcast_channel; + uint8_t fc_speed; /* our speed */ + uint16_t fc_node; /* our nodeid */ + struct fw_reass_list fc_frags; /* partial datagrams */ +}; +#define IFP2FWC(ifp) ((struct fw_com *)(ifp)->if_l2com) + +extern void firewire_input(struct ifnet *ifp, struct mbuf *m, uint16_t src); +extern void firewire_ifattach(struct ifnet *, struct fw_hwaddr *); +extern void firewire_ifdetach(struct ifnet *); +extern void firewire_busreset(struct ifnet *); +extern int firewire_ioctl(struct ifnet *, u_long, caddr_t); + +#endif /* !_KERNEL */ + +#endif /* !_NET_FIREWIRE_HH_ */ |