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/* $NetBSD: if_aevar.h,v 1.7 1997/03/19 08:04:40 scottr Exp $ */
/* $OpenBSD: if_aevar.h,v 1.4 2004/11/26 21:21:24 miod Exp $ */
/*
* Device driver for National Semiconductor DS8390/WD83C690 based ethernet
* adapters.
*
* Copyright (c) 1994, 1995 Charles M. Hannum. All rights reserved.
*
* Copyright (C) 1993, David Greenman. This software may be used, modified,
* copied, distributed, and sold, in both source and binary form provided that
* the above copyright and these terms are retained. Under no circumstances is
* the author responsible for the proper functioning of this software, nor does
* the author assume any responsibility for damages incurred with its use.
*
* Adapted for MacBSD by Brad Parker <brad@fcr.com>.
*/
#define INTERFACE_NAME_LEN 32
/*
* ae_softc: per line info and status
*/
struct ae_softc {
struct device sc_dev;
bus_space_tag_t sc_regt; /* NIC register space tag */
bus_space_handle_t sc_regh; /* NIC register space handle */
bus_space_tag_t sc_buft; /* Buffer space tag */
bus_space_handle_t sc_bufh; /* Buffer space handle */
bus_size_t sc_reg_map[16]; /* register map (offsets) */
/* struct intrhand sc_ih; */
struct arpcom sc_arpcom;/* ethernet common */
int sc_flags; /* interface flags, from config */
char type_str[INTERFACE_NAME_LEN]; /* type string */
u_int type; /* interface type code */
u_int vendor; /* interface vendor */
u_int use16bit; /* use word-width transfers */
u_int8_t cr_proto; /* values always set in CR */
int mem_size; /* total shared memory size */
int mem_ring; /* start of RX ring-buffer (in smem) */
u_short txb_cnt; /* Number of transmit buffers */
u_short txb_inuse; /* Number of transmit buffers active */
u_short txb_new; /* pointer to where new buffer will be added */
u_short txb_next_tx; /* pointer to next buffer ready to xmit */
u_short txb_len[8]; /* buffered xmit buffer lengths */
u_short tx_page_start; /* first page of TX buffer area */
u_short rec_page_start; /* first page of RX ring-buffer */
u_short rec_page_stop; /* last page of RX ring-buffer */
u_short next_packet; /* pointer to next unread RX packet */
};
int ae_size_card_memory(
bus_space_tag_t, bus_space_handle_t, int);
int aesetup(struct ae_softc *);
int aeintr(void *);
int aeioctl(struct ifnet *, u_long, caddr_t);
void aestart(struct ifnet *);
void aewatchdog(struct ifnet *);
void aereset(struct ae_softc *);
void aeinit(struct ae_softc *);
void aestop(struct ae_softc *);
void aeread(struct ae_softc *, int, int);
struct mbuf *aeget(struct ae_softc *, int, int);
int ae_put(struct ae_softc *, struct mbuf *, int);
void ae_getmcaf(struct arpcom *, u_char *);
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