1 /* $NetBSD: if_levar.h,v 1.7 2005/12/11 12:16:28 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1982, 1990 The Regents of the University of California. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 /* 33 * LANCE and PCnet-ISA registers. 34 */ 35 struct lereg1 { 36 u_int16_t ler1_rdp; /* data port */ 37 u_int16_t ler1_rap; /* register select port */ 38 /* 39 * The next two registers are only available on PCnet-ISA cards. 40 */ 41 u_int16_t ler1_reset; /* reading this resets the PCnet-ISA */ 42 u_int16_t ler1_idp; /* isa configuration port */ 43 }; 44 45 /* 46 * Ethernet software status per interface. 47 * 48 * Each interface is referenced by a network interface structure, 49 * ethercom.ec_if, which the routing code uses to locate the interface. 50 * This structure contains the output queue for the interface, its address, ... 51 */ 52 struct le_softc { 53 struct am7990_softc sc_am7990; /* glue to MI code */ 54 55 struct isr sc_isr; 56 struct lereg1 *sc_r1; /* LANCE registers */ 57 }; 58