patch-2.4.19 linux-2.4.19/drivers/ieee1394/eth1394.h

• Lines: 191
• Date: Fri Aug 2 17:39:44 2002
• Orig file: linux-2.4.18/drivers/ieee1394/eth1394.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -urN linux-2.4.18/drivers/ieee1394/eth1394.h linux-2.4.19/drivers/ieee1394/eth1394.h
@@ -0,0 +1,190 @@
+/*
+ * 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
+
+/* Register for incoming packets. This is 8192 bytes, which supports up to
+ * 1600mbs. We'll need to change this if that ever becomes "small" :)  */
+#define ETHER1394_REGION_ADDR_LEN	8192
+#define ETHER1394_REGION_ADDR		0xfffff0200000ULL
+#define ETHER1394_REGION_ADDR_END	(ETHER1394_REGION_ADDR + ETHER1394_REGION_ADDR_LEN)
+
+/* Node set == 64 */
+#define NODE_SET			(ALL_NODES + 1)
+
+/* Private structure for our ethernet driver */
+struct eth1394_priv {
+	struct net_device_stats stats;	/* Device stats			 */
+	struct hpsb_host *host;		/* The card for this dev	 */
+	unsigned char max_rec[NODE_SET];/* Max payload per node		 */
+	unsigned char sspd[NODE_SET];	/* Max speed per node		 */
+	u16 fifo_hi[ALL_NODES];		/* 16bit hi fifo offset per node */
+	u32 fifo_lo[ALL_NODES];		/* 32bit lo fifo offset per node */
+	u64 eui[ALL_NODES];		/* EUI-64 per node		 */
+	spinlock_t lock;		/* Private lock			 */
+};
+
+struct host_info {
+	struct list_head list;
+	struct hpsb_host *host;
+	struct net_device *dev;
+};
+
+/* This is our task struct. It's used for the complete_tq callback.  */
+struct packet_task {
+	struct sk_buff *skb;	/* Socket buffer we are sending */
+	nodeid_t dest_node;	/* Destination of the packet */
+	u64 addr;		/* Address */
+	struct tq_struct tq;	/* The task */
+};
+
+/* IP1394 headers */
+#include <asm/byteorder.h>
+
+/* Unfragmented */
+#if defined __BIG_ENDIAN_BITFIELD
+struct eth1394_uf_hdr {
+	u8 lf:2;
+	u16 res:14;
+	u16 ether_type;		/* Ethernet packet type */
+} __attribute__((packed));
+#elif defined __LITTLE_ENDIAN_BITFIELD
+struct eth1394_uf_hdr {
+	u16 res:14;
+	u8 lf:2;
+	u16 ether_type;
+} __attribute__((packed));
+#else
+#error Unknown bit field type
+#endif
+
+/* First fragment */
+#if defined __BIG_ENDIAN_BITFIELD
+struct eth1394_ff_hdr {
+	u8 lf:2;
+	u8 res1:2;
+	u16 dg_size:12;		/* Datagram size */
+	u16 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;
+	u8 res1:2;
+	u8 lf:2;
+	u16 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 {
+	u8 lf:2;
+	u8 res1:2;
+	u16 dg_size:12;		/* Datagram size */
+	u8 res2:6;
+	u16 fg_off:10;		/* Fragment offset */
+	u16 dgl;		/* Datagram label */
+	u16 res3;
+} __attribute__((packed));
+#elif defined __LITTLE_ENDIAN_BITFIELD
+struct eth1394_sf_hdr {
+	u16 dg_size:12;
+	u8 res1:2;
+	u8 lf:2;
+	u16 fg_off:10;
+	u8 res2:6;
+	u16 dgl;
+	u16 res3;
+} __attribute__((packed));
+#else
+#error Unknown bit field type
+#endif
+
+#if defined __BIG_ENDIAN_BITFIELD
+struct eth1394_common_hdr {
+	u8 lf:2;
+	u16 pad1:14;
+} __attribute__((packed));
+#elif defined __LITTLE_ENDIAN_BITFIELD
+struct eth1394_common_hdr {
+	u16 pad1:14;
+	u8 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 */
+
+	u64 s_uniq_id;		/* Sender's 64bit EUI			*/
+	u8 max_rec;		/* Sender's max packet size		*/
+	u8 sspd;		/* Sender's max speed			*/
+	u16 fifo_hi;		/* hi 16bits of sender's FIFO addr	*/
+	u32 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
+
+#endif /* __ETH1394_H */