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/* $NetBSD: if_levar.h,v 1.2 1995/08/17 22:28:27 jonathan Exp $ */
/*-
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ralph Campbell and Rick Macklem.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)if_lereg.h 8.1 (Berkeley) 6/10/93
*/
/* Local Area Network Controller for Ethernet (LANCE) registers */
struct lereg1 {
volatile u_int16_t ler1_rdp; /* data port */
int16_t pad0;
#ifdef alpha /* Should be here for Alpha, shouldn't for pmax */
int32_t pad1;
#endif
volatile u_int16_t ler1_rap; /* register select port */
int16_t pad2;
#ifdef alpha /* Should be here for Alpha, shouldn't for pmax */
int32_t pad3;
#endif
};
/*
* Ethernet software status per interface.
*
* Each interface is referenced by a network interface structure,
* arpcom.ac_if, which the routing code uses to locate the interface.
* This structure contains the output queue for the interface, its address, ...
*/
struct le_softc {
struct device sc_dev; /* base structure */
struct arpcom sc_arpcom; /* Ethernet common part */
void (*sc_copytodesc) /* Copy to descriptor */
__P((struct le_softc *, void *, int, int));
void (*sc_copyfromdesc) /* Copy from descriptor */
__P((struct le_softc *, void *, int, int));
void (*sc_copytobuf) /* Copy to buffer */
__P((struct le_softc *, void *, int, int));
void (*sc_copyfrombuf) /* Copy from buffer */
__P((struct le_softc *, void *, int, int));
void (*sc_zerobuf) /* and Zero bytes in buffer */
__P((struct le_softc *, int, int));
u_int16_t sc_conf3; /* CSR3 value */
void *sc_mem; /* base addr of RAM -- CPU's view */
u_long sc_addr; /* base addr of RAM -- LANCE's view */
u_long sc_memsize; /* size of RAM */
int sc_nrbuf; /* number of receive buffers */
int sc_ntbuf; /* number of transmit buffers */
int sc_last_rd;
int sc_first_td, sc_last_td, sc_no_td;
int sc_initaddr;
int sc_rmdaddr;
int sc_tmdaddr;
int sc_rbufaddr;
int sc_tbufaddr;
#ifdef LEDEBUG
int sc_debug;
#endif
struct lereg1 *sc_r1; /* LANCE registers */
};
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