Subversion Repositories planix.SVN

enum {
        MaxEther        = 24,
        Ntypes          = 8,
};

typedef struct Ether Ether;
struct Ether {
        ISAConf;                        /* hardware info */

        int     ctlrno;
        int     tbdf;                   /* type+busno+devno+funcno */
        int     minmtu;
        int     maxmtu;
        uchar   ea[Eaddrlen];

        void    (*attach)(Ether*);      /* filled in by reset routine */
        void    (*transmit)(Ether*);
        void    (*interrupt)(Ureg*, void*);
        long    (*ifstat)(Ether*, void*, long, ulong);
        long    (*ctl)(Ether*, void*, long); /* custom ctl messages */
        void    *ctlr;

        Queue*  oq;

        Netif;
};

extern Block* etheriq(Ether*, Block*, int);
extern void addethercard(char*, int(*)(Ether*));
extern ulong ethercrc(uchar*, int);

#define NEXT(x, l)      (((x)+1)%(l))
#define PREV(x, l)      (((x) == 0) ? (l)-1: (x)-1)