103 lines
3.7 KiB
C
103 lines
3.7 KiB
C
/* $NetBSD: if_levar.h,v 1.1 1995/12/20 00:52:18 cgd Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Ralph Campbell and Rick Macklem.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)if_lereg.h 8.1 (Berkeley) 6/10/93
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*/
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/* Local Area Network Controller for Ethernet (LANCE) registers */
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struct lereg1 {
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volatile u_int16_t ler1_rdp; /* data port */
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int16_t pad0;
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#ifdef alpha
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int32_t pad1;
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#endif
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volatile u_int16_t ler1_rap; /* register select port */
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int16_t pad2;
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#ifdef alpha
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int32_t pad3;
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#endif
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};
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/*
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* Ethernet software status per interface.
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*
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* Each interface is referenced by a network interface structure,
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* arpcom.ac_if, which the routing code uses to locate the interface.
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* This structure contains the output queue for the interface, its address, ...
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*/
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struct le_softc {
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struct device sc_dev; /* base structure */
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struct arpcom sc_arpcom; /* Ethernet common part */
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void *sc_cookie; /* bus interrupt/DMA cookie */
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void (*sc_copytodesc) /* Copy to descriptor */
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__P((struct le_softc *, void *, int, int));
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void (*sc_copyfromdesc) /* Copy from descriptor */
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__P((struct le_softc *, void *, int, int));
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void (*sc_copytobuf) /* Copy to buffer */
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__P((struct le_softc *, void *, int, int));
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void (*sc_copyfrombuf) /* Copy from buffer */
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__P((struct le_softc *, void *, int, int));
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void (*sc_zerobuf) /* and Zero bytes in buffer */
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__P((struct le_softc *, int, int));
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u_int16_t sc_conf3; /* CSR3 value */
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void *sc_mem; /* base addr of RAM -- CPU's view */
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u_long sc_addr; /* base addr of RAM -- LANCE's view */
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u_long sc_memsize; /* size of RAM */
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int sc_nrbuf; /* number of receive buffers */
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int sc_ntbuf; /* number of transmit buffers */
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int sc_last_rd;
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int sc_first_td, sc_last_td, sc_no_td;
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int sc_initaddr;
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int sc_rmdaddr;
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int sc_tmdaddr;
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int sc_rbufaddr;
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int sc_tbufaddr;
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#ifdef LEDEBUG
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int sc_debug;
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#endif
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struct lereg1 *sc_r1; /* LANCE registers */
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};
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