servers/inet/osdep_eth.h

   1 /*
   2 inet/osdep_eth.h
   3
   4 Created:        Dec 30, 1991 by Philip Homburg
   5
   6 Copyright 1995 Philip Homburg
   7 */
   8
   9 #ifndef INET__OSDEP_ETH_H
  10 #define INET__OSDEP_ETH_H
  11
  12 #include "generic/event.h"
  13
  14 #define IOVEC_NR        16
  15 #define RD_IOVEC        ((ETH_MAX_PACK_SIZE + BUF_S -1)/BUF_S)
  16
  17 typedef struct osdep_eth_port
  18 {
  19         int etp_state;
  20         int etp_flags;
  21         endpoint_t etp_task;
  22         int etp_recvconf;
  23         iovec_s_t etp_wr_iovec[IOVEC_NR];
  24         cp_grant_id_t etp_wr_vec_grant;
  25         iovec_s_t etp_rd_iovec[RD_IOVEC];
  26         cp_grant_id_t etp_rd_vec_grant;
  27         event_t etp_recvev;
  28         cp_grant_id_t etp_stat_gid;
  29         eth_stat_t *etp_stat_buf;
  30 } osdep_eth_port_t;
  31
  32 #define OEPS_INIT               0       /* Not initialized */
  33 #define OEPS_CONF_SENT          1       /* Conf. request has been sent */
  34 #define OEPS_IDLE               2       /* Device is ready to accept requests */
  35 #define OEPS_RECV_SENT          3       /* Recv. request has been sent */
  36 #define OEPS_SEND_SENT          4       /* Send request has been sent */
  37 #define OEPS_GETSTAT_SENT       5       /* GETSTAT request has been sent */
  38
  39 #define OEPF_EMPTY      0
  40 #define OEPF_NEED_RECV  1       /* Issue recv. request when the state becomes
  41                                  * idle
  42                                  */
  43 #define OEPF_NEED_SEND  2       /* Issue send request when the state becomes
  44                                  * idle
  45                                  */
  46 #define OEPF_NEED_CONF  4       /* Issue conf request when the state becomes
  47                                  * idle
  48                                  */
  49 #define OEPF_NEED_STAT  8       /* Issue getstat request when the state becomes
  50                                  * idle
  51                                  */
  52
  53 #endif /* INET__OSDEP_ETH_H */
  54
  55 /*
  56  * $PchId: osdep_eth.h,v 1.6 2001/04/20 06:39:54 philip Exp $
  57  */