f0a314605f
we allow devether to create ethernet cards on attach. this is useull for virtual cards like the sink driver, so we can create a sink by simply: bind -a '#l2:sink ea=112233445566' /net the detach routine was never called, so remove it from the few drivers that attempted to implement it.
47 lines
1,020 B
C
47 lines
1,020 B
C
enum {
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MaxEther = 64,
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Ntypes = 8,
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};
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typedef struct Macent Macent;
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struct Macent
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{
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uchar ea[Eaddrlen];
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ushort port;
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};
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typedef struct Ether Ether;
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struct Ether {
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ISAConf; /* hardware info */
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int tbdf; /* type+busno+devno+funcno */
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int ctlrno;
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int minmtu;
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int maxmtu;
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void (*attach)(Ether*); /* filled in by reset routine */
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void (*transmit)(Ether*);
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long (*ifstat)(Ether*, void*, long, ulong);
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long (*ctl)(Ether*, void*, long); /* custom ctl messages */
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void (*power)(Ether*, int); /* power on/off */
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void (*shutdown)(Ether*); /* shutdown hardware before reboot */
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void *ctlr;
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Queue* oq;
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Netif;
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uchar ea[Eaddrlen];
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Macent mactab[127]; /* for bridge */
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};
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extern void etheriq(Ether*, Block*);
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extern void addethercard(char*, int(*)(Ether*));
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extern ulong ethercrc(uchar*, int);
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extern int parseether(uchar*, char*);
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#define NEXT(x, l) (((x)+1)%(l))
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#define PREV(x, l) (((x) == 0) ? (l)-1: (x)-1)
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#define HOWMANY(x, y) (((x)+((y)-1))/(y))
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#define ROUNDUP(x, y) (HOWMANY((x), (y))*(y))
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