1999/0415/alphapc/etherif.h (diff list | history)

alphapc/etherif.h on 1999/0415
1999/0415		enum { MaxEther = 24, Ntypes = 8, }; typedef struct Ether Ether; struct Ether { ISAConf; /* hardware info */ int ctlrno; int tbdf; /* type+busno+devno+funcno */ int mbps; /* Mbps */ uchar ea[Eaddrlen]; void (*attach)(Ether*); /* filled in by reset routine */ void (*transmit)(Ether*); void (*interrupt)(Ureg*, void*); long (*ifstat)(Ether*, void*, long, ulong); 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) #define HOWMANY(x, y) (((x)+((y)-1))/(y)) #define ROUNDUP(x, y) (HOWMANY((x), (y))*(y))