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#ifndef __NETDEVICE__
#define __NETDEVICE__
#include <linux/config.h>
#include <linux/compatib.h>
#include <linux/if.h>
#include <linux/skbuff.h>
#include <linux/notifier.h>
// for 3c59x.c (!!!)
#define le32_to_cpu(val) (val)
#define cpu_to_le32(val) (val)
#define test_and_set_bit(val, addr) set_bit(val, addr)
#define mdelay(x) task_delay((x)*1000)
#define kfree(x) { }
#define ioremap(a,b) \
(((a)<0x100000) ? (void *)((u_long)(a)) : vremap(a,b))
#define iounmap(v) \
do { if ((u_long)(v) > 0x100000) vfree(v); } while (0)
/* for future expansion when we will have different priorities. */
#define DEV_NUMBUFFS 3
#define MAX_ADDR_LEN 7
#ifndef CONFIG_AX25
#ifndef CONFIG_TR
#ifndef CONFIG_NET_IPIP
#define MAX_HEADER 32 /* We really need about 18 worst case .. so 32 is aligned */
#else
#define MAX_HEADER 80 /* We need to allow for having tunnel headers */
#endif /* IPIP */
#else
#define MAX_HEADER 48 /* Token Ring header needs 40 bytes ... 48 is aligned */
#endif /* TR */
#else
#define MAX_HEADER 96 /* AX.25 + NetROM */
#endif /* AX25 */
#define IS_MYADDR 1 /* address is (one of) our own */
#define IS_LOOPBACK 2 /* address is for LOOPBACK */
#define IS_BROADCAST 3 /* address is a valid broadcast */
#define IS_INVBCAST 4 /* Wrong netmask bcast not for us (unused)*/
#define IS_MULTICAST 5 /* Multicast IP address */
struct dev_mc_list
{
struct dev_mc_list *next;
__u8 dmi_addr[MAX_ADDR_LEN];
unsigned char dmi_addrlen;
int dmi_users;
int dmi_gusers;
};
/*
* Network device statistics. Akin to the 2.0 ether stats but
* with byte counters.
*/
struct net_device_stats
{
unsigned long rx_packets; /* total packets received */
unsigned long tx_packets; /* total packets transmitted */
unsigned long rx_bytes; /* total bytes received */
unsigned long tx_bytes; /* total bytes transmitted */
unsigned long rx_errors; /* bad packets received */
unsigned long tx_errors; /* packet transmit problems */
unsigned long rx_dropped; /* no space in linux buffers */
unsigned long tx_dropped; /* no space available in linux */
unsigned long multicast; /* multicast packets received */
unsigned long collisions;
/* detailed rx_errors: */
unsigned long rx_length_errors;
unsigned long rx_over_errors; /* receiver ring buff overflow */
unsigned long rx_crc_errors; /* recved pkt with crc error */
unsigned long rx_frame_errors; /* recv'd frame alignment error */
unsigned long rx_fifo_errors; /* recv'r fifo overrun */
unsigned long rx_missed_errors; /* receiver missed packet */
/* detailed tx_errors */
unsigned long tx_aborted_errors;
unsigned long tx_carrier_errors;
unsigned long tx_fifo_errors;
unsigned long tx_heartbeat_errors;
unsigned long tx_window_errors;
/* for cslip etc */
unsigned long rx_compressed;
unsigned long tx_compressed;
};
struct hh_cache
{
struct hh_cache *hh_next;
void *hh_arp; /* Opaque pointer, used by
* any address resolution module,
* not only ARP.
*/
int hh_refcnt; /* number of users */
unsigned short hh_type; /* protocol identifier, f.e ETH_P_IP */
char hh_uptodate; /* hh_data is valid */
char hh_data[16]; /* cached hardware header */
};
/*
* The DEVICE structure.
* Actually, this whole structure is a big mistake. It mixes I/O
* data with strictly "high-level" data, and it has to know about
* almost every data structure used in the INET module.
*/
struct device
{
/*
* This is the first field of the "visible" part of this structure
* (i.e. as seen by users in the "Space.c" file). It is the name
* the interface.
*/
char *name;
/* I/O specific fields - FIXME: Merge these and struct ifmap into one */
unsigned long rmem_end; /* shmem "recv" end */
unsigned long rmem_start; /* shmem "recv" start */
unsigned long mem_end; /* shared mem end */
unsigned long mem_start; /* shared mem start */
unsigned long base_addr; /* device I/O address */
unsigned char irq; /* device IRQ number */
/* Low-level status flags. */
volatile unsigned char start, /* start an operation */
interrupt; /* interrupt arrived */
unsigned long tbusy; /* transmitter busy must be long for bitops */
struct device *next;
/* The device initialization function. Called only once. */
int (*init)(struct device *dev);
/* Some hardware also needs these fields, but they are not part of the
usual set specified in Space.c. */
unsigned char if_port; /* Selectable AUI, TP,..*/
unsigned char dma; /* DMA channel */
struct enet_statistics* (*get_stats)(struct device *dev);
/*
* This marks the end of the "visible" part of the structure. All
* fields hereafter are internal to the system, and may change at
* will (read: may be cleaned up at will).
*/
/* These may be needed for future network-power-down code. */
unsigned long trans_start; /* Time (in jiffies) of last Tx */
unsigned long last_rx; /* Time of last Rx */
unsigned short flags; /* interface flags (a la BSD) */
unsigned short family; /* address family ID (AF_INET) */
unsigned short metric; /* routing metric (not used) */
unsigned short mtu; /* interface MTU value */
unsigned short type; /* interface hardware type */
unsigned short hard_header_len; /* hardware hdr length */
void *priv; /* pointer to private data */
/* Interface address info. */
unsigned char broadcast[MAX_ADDR_LEN]; /* hw bcast add */
unsigned char pad; /* make dev_addr aligned to 8 bytes */
unsigned char dev_addr[MAX_ADDR_LEN]; /* hw address */
unsigned char addr_len; /* hardware address length */
unsigned long pa_addr; /* protocol address */
unsigned long pa_brdaddr; /* protocol broadcast addr */
unsigned long pa_dstaddr; /* protocol P-P other side addr */
unsigned long pa_mask; /* protocol netmask */
unsigned short pa_alen; /* protocol address length */
struct dev_mc_list *mc_list; /* Multicast mac addresses */
int mc_count; /* Number of installed mcasts */
struct ip_mc_list *ip_mc_list; /* IP multicast filter chain */
__u32 tx_queue_len; /* Max frames per queue allowed */
/* For load balancing driver pair support */
unsigned long pkt_queue; /* Packets queued */
struct device *slave; /* Slave device */
struct net_alias_info *alias_info; /* main dev alias info */
struct net_alias *my_alias; /* alias devs */
/* Pointer to the interface buffers. */
struct sk_buff_head buffs[DEV_NUMBUFFS];
/* Pointers to interface service routines. */
int (*open)(struct device *dev);
int (*stop)(struct device *dev);
int (*hard_start_xmit) (struct sk_buff *skb,
struct device *dev);
int (*hard_header) (struct sk_buff *skb,
struct device *dev,
unsigned short type,
void *daddr,
void *saddr,
unsigned len);
int (*rebuild_header)(void *eth, struct device *dev,
unsigned long raddr, struct sk_buff *skb);
#define HAVE_PRIVATE_IOCTL
int (*do_ioctl)(struct device *dev, struct ifreq *ifr, int cmd);
#define HAVE_SET_CONFIG
int (*set_config)(struct device *dev, struct ifmap *map);
#define HAVE_CHANGE_MTU
int (*change_mtu)(struct device *dev, int new_mtu);
#define HAVE_SET_MAC_ADDR
int (*set_mac_address)(struct device *dev, void *addr);
#define HAVE_HEADER_CACHE
void (*header_cache_bind)(struct hh_cache **hhp, struct device *dev, unsigned short htype, __u32 daddr);
void (*header_cache_update)(struct hh_cache *hh, struct device *dev, unsigned char * haddr);
#define HAVE_MULTICAST
void (*set_multicast_list)(struct device *dev);
};
extern struct device loopback_dev;
extern struct device *dev_base;
extern struct packet_type *ptype_base[16];
extern void ether_setup(struct device *dev);
extern void tr_setup(struct device *dev);
extern void fddi_setup(struct device *dev);
extern int ether_config(struct device *dev, struct ifmap *map);
/* Support for loadable net-drivers */
extern int register_netdev(struct device *dev);
extern void unregister_netdev(struct device *dev);
extern int register_netdevice_notifier(struct notifier_block *nb);
extern int unregister_netdevice_notifier(struct notifier_block *nb);
/*
unsigned short htons(unsigned short host);
unsigned short ntohs(unsigned short net);
*/
void netif_rx(struct sk_buff *skb);
#endif