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Diffstat (limited to 'drivers/ieee1394/eth1394.h')
| -rw-r--r-- | drivers/ieee1394/eth1394.h | 234 |
1 files changed, 0 insertions, 234 deletions
diff --git a/drivers/ieee1394/eth1394.h b/drivers/ieee1394/eth1394.h deleted file mode 100644 index d53bac4..0000000 --- a/drivers/ieee1394/eth1394.h +++ /dev/null @@ -1,234 +0,0 @@ -/* - * eth1394.h -- Ethernet driver for Linux IEEE-1394 Subsystem - * - * Copyright (C) 2000 Bonin Franck <boninf@free.fr> - * (C) 2001 Ben Collins <bcollins@debian.org> - * - * Mainly based on work by Emanuel Pirker and Andreas E. Bombe - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#ifndef __ETH1394_H -#define __ETH1394_H - -#include <linux/netdevice.h> -#include <linux/skbuff.h> -#include <asm/byteorder.h> - -#include "ieee1394.h" -#include "ieee1394_types.h" - -/* Register for incoming packets. This is 4096 bytes, which supports up to - * S3200 (per Table 16-3 of IEEE 1394b-2002). */ -#define ETHER1394_REGION_ADDR_LEN 4096 - -/* GASP identifier numbers for IPv4 over IEEE 1394 */ -#define ETHER1394_GASP_SPECIFIER_ID 0x00005E -#define ETHER1394_GASP_SPECIFIER_ID_HI ((0x00005E >> 8) & 0xffff) -#define ETHER1394_GASP_SPECIFIER_ID_LO (0x00005E & 0xff) -#define ETHER1394_GASP_VERSION 1 - -#define ETHER1394_GASP_OVERHEAD (2 * sizeof(quadlet_t)) /* for GASP header */ - -#define ETHER1394_GASP_BUFFERS 16 - -#define NODE_SET (ALL_NODES + 1) /* Node set == 64 */ - -enum eth1394_bc_states { ETHER1394_BC_ERROR, - ETHER1394_BC_RUNNING, - ETHER1394_BC_STOPPED }; - - -/* Private structure for our ethernet driver */ -struct eth1394_priv { - struct hpsb_host *host; /* The card for this dev */ - u16 bc_maxpayload; /* Max broadcast payload */ - u8 bc_sspd; /* Max broadcast speed */ - u64 local_fifo; /* Local FIFO Address */ - spinlock_t lock; /* Private lock */ - int broadcast_channel; /* Async stream Broadcast Channel */ - enum eth1394_bc_states bc_state; /* broadcast channel state */ - struct hpsb_iso *iso; /* Async stream recv handle */ - int bc_dgl; /* Outgoing broadcast datagram label */ - struct list_head ip_node_list; /* List of IP capable nodes */ - struct unit_directory *ud_list[ALL_NODES]; /* Cached unit dir list */ - - struct work_struct wake; /* Wake up after xmit failure */ - struct net_device *wake_dev; /* Stupid backlink for .wake */ - nodeid_t wake_node; /* Destination of failed xmit */ -}; - - -/* Define a fake hardware header format for the networking core. Note that - * header size cannot exceed 16 bytes as that is the size of the header cache. - * Also, we do not need the source address in the header so we omit it and - * keep the header to under 16 bytes */ -#define ETH1394_ALEN (8) -#define ETH1394_HLEN (10) - -struct eth1394hdr { - unsigned char h_dest[ETH1394_ALEN]; /* destination eth1394 addr */ - __be16 h_proto; /* packet type ID field */ -} __attribute__((packed)); - -static inline struct eth1394hdr *eth1394_hdr(const struct sk_buff *skb) -{ - return (struct eth1394hdr *)skb_mac_header(skb); -} - -typedef enum {ETH1394_GASP, ETH1394_WRREQ} eth1394_tx_type; - -/* IP1394 headers */ - -/* Unfragmented */ -#if defined __BIG_ENDIAN_BITFIELD -struct eth1394_uf_hdr { - u16 lf:2; - u16 res:14; - __be16 ether_type; /* Ethernet packet type */ -} __attribute__((packed)); -#elif defined __LITTLE_ENDIAN_BITFIELD -struct eth1394_uf_hdr { - u16 res:14; - u16 lf:2; - __be16 ether_type; -} __attribute__((packed)); -#else -#error Unknown bit field type -#endif - -/* First fragment */ -#if defined __BIG_ENDIAN_BITFIELD -struct eth1394_ff_hdr { - u16 lf:2; - u16 res1:2; - u16 dg_size:12; /* Datagram size */ - __be16 ether_type; /* Ethernet packet type */ - u16 dgl; /* Datagram label */ - u16 res2; -} __attribute__((packed)); -#elif defined __LITTLE_ENDIAN_BITFIELD -struct eth1394_ff_hdr { - u16 dg_size:12; - u16 res1:2; - u16 lf:2; - __be16 ether_type; - u16 dgl; - u16 res2; -} __attribute__((packed)); -#else -#error Unknown bit field type -#endif - -/* XXX: Subsequent fragments, including last */ -#if defined __BIG_ENDIAN_BITFIELD -struct eth1394_sf_hdr { - u16 lf:2; - u16 res1:2; - u16 dg_size:12; /* Datagram size */ - u16 res2:4; - u16 fg_off:12; /* Fragment offset */ - u16 dgl; /* Datagram label */ - u16 res3; -} __attribute__((packed)); -#elif defined __LITTLE_ENDIAN_BITFIELD -struct eth1394_sf_hdr { - u16 dg_size:12; - u16 res1:2; - u16 lf:2; - u16 fg_off:12; - u16 res2:4; - u16 dgl; - u16 res3; -} __attribute__((packed)); -#else -#error Unknown bit field type -#endif - -#if defined __BIG_ENDIAN_BITFIELD -struct eth1394_common_hdr { - u16 lf:2; - u16 pad1:14; -} __attribute__((packed)); -#elif defined __LITTLE_ENDIAN_BITFIELD -struct eth1394_common_hdr { - u16 pad1:14; - u16 lf:2; -} __attribute__((packed)); -#else -#error Unknown bit field type -#endif - -struct eth1394_hdr_words { - u16 word1; - u16 word2; - u16 word3; - u16 word4; -}; - -union eth1394_hdr { - struct eth1394_common_hdr common; - struct eth1394_uf_hdr uf; - struct eth1394_ff_hdr ff; - struct eth1394_sf_hdr sf; - struct eth1394_hdr_words words; -}; - -/* End of IP1394 headers */ - -/* Fragment types */ -#define ETH1394_HDR_LF_UF 0 /* unfragmented */ -#define ETH1394_HDR_LF_FF 1 /* first fragment */ -#define ETH1394_HDR_LF_LF 2 /* last fragment */ -#define ETH1394_HDR_LF_IF 3 /* interior fragment */ - -#define IP1394_HW_ADDR_LEN 16 /* As per RFC */ - -/* Our arp packet (ARPHRD_IEEE1394) */ -struct eth1394_arp { - u16 hw_type; /* 0x0018 */ - u16 proto_type; /* 0x0806 */ - u8 hw_addr_len; /* 16 */ - u8 ip_addr_len; /* 4 */ - u16 opcode; /* ARP Opcode */ - /* Above is exactly the same format as struct arphdr */ - - __be64 s_uniq_id; /* Sender's 64bit EUI */ - u8 max_rec; /* Sender's max packet size */ - u8 sspd; /* Sender's max speed */ - __be16 fifo_hi; /* hi 16bits of sender's FIFO addr */ - __be32 fifo_lo; /* lo 32bits of sender's FIFO addr */ - u32 sip; /* Sender's IP Address */ - u32 tip; /* IP Address of requested hw addr */ -}; - -/* Network timeout */ -#define ETHER1394_TIMEOUT 100000 - -/* This is our task struct. It's used for the packet complete callback. */ -struct packet_task { - struct sk_buff *skb; - int outstanding_pkts; - eth1394_tx_type tx_type; - int max_payload; - struct hpsb_packet *packet; - struct eth1394_priv *priv; - union eth1394_hdr hdr; - u64 addr; - u16 dest_node; -}; - -#endif /* __ETH1394_H */ |