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50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2, or (at
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* your option) any later version.
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*/
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#ifndef NIC_H
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#define NIC_H
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#include "dev.h"
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typedef enum {
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DISABLE = 0,
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ENABLE,
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FORCE
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} irq_action_t;
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/*
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* Structure returned from eth_probe and passed to other driver
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* functions.
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*/
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struct nic
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{
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struct dev dev; /* This must come first */
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int (*poll)P((struct nic *, int retrieve));
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void (*transmit)P((struct nic *, const char *d,
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unsigned int t, unsigned int s, const char *p));
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void (*irq)P((struct nic *, irq_action_t));
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int flags; /* driver specific flags */
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struct rom_info *rom_info; /* -> rom_info from main */
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unsigned char *node_addr;
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unsigned char *packet;
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unsigned int packetlen;
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unsigned int ioaddr;
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unsigned char irqno;
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void *priv_data; /* driver can hang private data here */
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};
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extern struct nic nic;
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extern int eth_probe(struct dev *dev);
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extern int eth_poll(int retrieve);
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extern void eth_transmit(const char *d, unsigned int t, unsigned int s, const void *p);
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extern void eth_disable(void);
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extern void eth_irq(irq_action_t action);
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extern int eth_load_configuration(struct dev *dev);
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extern int eth_load(struct dev *dev);;
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#endif /* NIC_H */
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