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      1 /*	$NetBSD: if_lereg.h,v 1.2 2008/04/28 20:23:53 martin Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Jaromir Dolecek.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #define LE_MCA_MEMSIZE	0x4000
     33 #define LE_PROMOFF	0x3fc0		/* Offset of PROM within the memory */
     34 #define LE_MCA_RAMSIZE	LE_PROMOFF	/* Size of RAM memory */
     35 #define LE_LANCEREG	0x3ff0		/* Offset of LANCE register (2bytes) */
     36 #define LE_PORT		0x3ff2		/* Offset of port register */
     37 #define LE_REGIO	0x3ff3		/* Offset of regio register */
     38 
     39 /* Bits in Status / Control */
     40 #define	REGREQ		0x20	/* I/O command pending */
     41 #define	IRQ		0x10	/* IRQ pending */
     42 #define RESET		0x08	/* Reset board */
     43 #define REGRW		0x02	/* Read/Write Register */
     44 #define REGADDR		0x01	/* Register address */
     45 
     46 #define REGREAD		REGRW	/* Read Register */
     47 #define REGWRITE	0	/* Write Register */
     48 #define RAP		REGADDR	/* Address RAP */
     49 #define RDATA		0	/* Address Data */
     50 
     51 /* Bits in REGIO */
     52 #define	REGDO		0x80	/* Do transfer */
     53