minix/servers/inet/osdep_eth.h

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/*
inet/osdep_eth.h
Created: Dec 30, 1991 by Philip Homburg
Copyright 1995 Philip Homburg
*/
#ifndef INET__OSDEP_ETH_H
#define INET__OSDEP_ETH_H
#include "generic/event.h"
#define IOVEC_NR 16
#define RD_IOVEC ((ETH_MAX_PACK_SIZE + BUF_S -1)/BUF_S)
typedef struct osdep_eth_port
{
int etp_state;
int etp_flags;
endpoint_t etp_task;
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int etp_port;
int etp_recvconf;
int etp_send_ev;
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iovec_s_t etp_wr_iovec[IOVEC_NR];
cp_grant_id_t etp_wr_vec_grant;
iovec_s_t etp_rd_iovec[RD_IOVEC];
cp_grant_id_t etp_rd_vec_grant;
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event_t etp_recvev;
message etp_sendrepl;
message etp_recvrepl;
cp_grant_id_t etp_stat_gid;
eth_stat_t *etp_stat_buf;
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} osdep_eth_port_t;
#define OEPS_INIT 0 /* Not initialized */
#define OEPS_CONF_SENT 1 /* Conf. request has been sent */
#define OEPS_IDLE 2 /* Device is ready to accept requests */
#define OEPS_RECV_SENT 3 /* Recv. request has been sent */
#define OEPS_SEND_SENT 4 /* Send request has been sent */
#define OEPS_GETSTAT_SENT 5 /* GETSTAT request has been sent */
#define OEPF_EMPTY 0
#define OEPF_NEED_RECV 1 /* Issue recv. request when the state becomes
* idle
*/
#define OEPF_NEED_SEND 2 /* Issue send request when the state becomes
* idle
*/
#define OEPF_NEED_CONF 4 /* Issue conf request when the state becomes
* idle
*/
#define OEPF_NEED_STAT 8 /* Issue getstat request when the state becomes
* idle
*/
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#endif /* INET__OSDEP_ETH_H */
/*
* $PchId: osdep_eth.h,v 1.6 2001/04/20 06:39:54 philip Exp $
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*/