72 lines
2.5 KiB
C
72 lines
2.5 KiB
C
/* $NetBSD: if_aevar.h,v 1.1 1997/02/24 06:04:00 scottr Exp $ */
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/*
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* Device driver for National Semiconductor DS8390/WD83C690 based ethernet
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* adapters.
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*
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* Copyright (c) 1994, 1995 Charles M. Hannum. All rights reserved.
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*
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* Copyright (C) 1993, David Greenman. This software may be used, modified,
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* copied, distributed, and sold, in both source and binary form provided that
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* the above copyright and these terms are retained. Under no circumstances is
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* the author responsible for the proper functioning of this software, nor does
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* the author assume any responsibility for damages incurred with its use.
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*
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* Adapted for MacBSD by Brad Parker <brad@fcr.com>.
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*/
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#define INTERFACE_NAME_LEN 32
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/*
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* ae_softc: per line info and status
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*/
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struct ae_softc {
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struct device sc_dev;
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bus_space_tag_t sc_reg_tag; /* NIC register space tag */
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bus_space_handle_t sc_reg_handle; /* NIC register space handle */
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bus_space_tag_t sc_buf_tag; /* Buffer space tag */
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bus_space_handle_t sc_buf_handle; /* Buffer space handle */
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/* struct intrhand sc_ih; */
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struct arpcom sc_arpcom;/* ethernet common */
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char type_str[INTERFACE_NAME_LEN]; /* type string */
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u_short type; /* interface type code */
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u_char vendor; /* interface vendor */
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u_char regs_rev; /* registers are reversed */
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u_char cr_proto; /* values always set in CR */
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int mem_size; /* total shared memory size */
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int mem_ring; /* start of RX ring-buffer (in smem) */
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u_char txb_cnt; /* Number of transmit buffers */
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u_char txb_inuse; /* number of transmit buffers active */
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u_char txb_new; /* pointer to where new buffer will be added */
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u_char txb_next_tx; /* pointer to next buffer ready to xmit */
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u_short txb_len[8]; /* buffered xmit buffer lengths */
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u_char tx_page_start; /* first page of TX buffer area */
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u_char rec_page_start; /* first page of RX ring-buffer */
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u_char rec_page_stop; /* last page of RX ring-buffer */
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u_char next_packet; /* pointer to next unread RX packet */
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};
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int ae_size_card_memory __P((
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bus_space_tag_t, bus_space_handle_t, int));
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void aeintr __P((void *, int));
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int aeioctl __P((struct ifnet *, u_long, caddr_t));
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void aestart __P((struct ifnet *));
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void aewatchdog __P((struct ifnet *));
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void aereset __P((struct ae_softc *));
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void aeinit __P((struct ae_softc *));
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void aestop __P((struct ae_softc *));
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void aeread __P((struct ae_softc *, int, int));
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struct mbuf *aeget __P((struct ae_softc *, int, int));
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int ae_put __P((struct ae_softc *, struct mbuf *, int));
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void ae_getmcaf __P((struct arpcom *, u_char *));
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