1/*	$NetBSD: am7990reg.h,v 1.12 2007/12/25 18:33:38 perry Exp $	*/
2
3/*-
4 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Charles M. Hannum.
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/*-
33 * Copyright (c) 1992, 1993
34 *	The Regents of the University of California.  All rights reserved.
35 *
36 * This code is derived from software contributed to Berkeley by
37 * Ralph Campbell and Rick Macklem.
38 *
39 * Redistribution and use in source and binary forms, with or without
40 * modification, are permitted provided that the following conditions
41 * are met:
42 * 1. Redistributions of source code must retain the above copyright
43 *    notice, this list of conditions and the following disclaimer.
44 * 2. Redistributions in binary form must reproduce the above copyright
45 *    notice, this list of conditions and the following disclaimer in the
46 *    documentation and/or other materials provided with the distribution.
47 * 3. Neither the name of the University nor the names of its contributors
48 *    may be used to endorse or promote products derived from this software
49 *    without specific prior written permission.
50 *
51 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
52 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
53 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
54 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
55 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
56 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
57 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
58 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
59 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
60 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
61 * SUCH DAMAGE.
62 *
63 *	@(#)if_lereg.h	8.1 (Berkeley) 6/10/93
64 */
65
66/*
67 * Receive message descriptor
68 */
69struct lermd {
70	u_int16_t rmd0;
71#if BYTE_ORDER == BIG_ENDIAN
72	u_int8_t  rmd1_bits;
73	u_int8_t  rmd1_hadr;
74#else
75	u_int8_t  rmd1_hadr;
76	u_int8_t  rmd1_bits;
77#endif
78	int16_t	  rmd2;
79	u_int16_t rmd3;
80} __packed;
81
82/*
83 * Transmit message descriptor
84 */
85struct letmd {
86	u_int16_t tmd0;
87#if BYTE_ORDER == BIG_ENDIAN
88	u_int8_t  tmd1_bits;
89	u_int8_t  tmd1_hadr;
90#else
91	u_int8_t  tmd1_hadr;
92	u_int8_t  tmd1_bits;
93#endif
94	int16_t	  tmd2;
95	u_int16_t tmd3;
96} __packed;
97
98/*
99 * Initialization block
100 */
101struct leinit {
102	u_int16_t init_mode;		/* +0x0000 */
103	u_int16_t init_padr[3];		/* +0x0002 */
104	u_int16_t init_ladrf[4];	/* +0x0008 */
105	u_int16_t init_rdra;		/* +0x0010 */
106	u_int16_t init_rlen;		/* +0x0012 */
107	u_int16_t init_tdra;		/* +0x0014 */
108	u_int16_t init_tlen;		/* +0x0016 */
109	int16_t	  pad0[4];		/* Pad to 16 shorts */
110} __packed;
111
112/* Receive message descriptor 1 (rmd1_bits) */
113#define	LE_R1_OWN	0x80		/* LANCE owns the packet */
114#define	LE_R1_ERR	0x40		/* error summary */
115#define	LE_R1_FRAM	0x20		/* framing error */
116#define	LE_R1_OFLO	0x10		/* overflow error */
117#define	LE_R1_CRC	0x08		/* CRC error */
118#define	LE_R1_BUFF	0x04		/* buffer error */
119#define	LE_R1_STP	0x02		/* start of packet */
120#define	LE_R1_ENP	0x01		/* end of packet */
121
122#define	LE_R1_BITS \
123    "\20\10OWN\7ERR\6FRAM\5OFLO\4CRC\3BUFF\2STP\1ENP"
124
125/* Transmit message descriptor 1 (tmd1_bits) */
126#define	LE_T1_OWN	0x80		/* LANCE owns the packet */
127#define	LE_T1_ERR	0x40		/* error summary */
128#define	LE_T1_MORE	0x10		/* multiple collisions */
129#define	LE_T1_ONE	0x08		/* single collision */
130#define	LE_T1_DEF	0x04		/* deferred transmit */
131#define	LE_T1_STP	0x02		/* start of packet */
132#define	LE_T1_ENP	0x01		/* end of packet */
133
134#define	LE_T1_BITS \
135    "\20\10OWN\7ERR\6RES\5MORE\4ONE\3DEF\2STP\1ENP"
136
137/* Transmit message descriptor 3 (tmd3) */
138#define	LE_T3_BUFF	0x8000		/* buffer error */
139#define	LE_T3_UFLO	0x4000		/* underflow error */
140#define	LE_T3_LCOL	0x1000		/* late collision */
141#define	LE_T3_LCAR	0x0800		/* loss of carrier */
142#define	LE_T3_RTRY	0x0400		/* retry error */
143#define	LE_T3_TDR_MASK	0x03ff		/* time domain reflectometry counter */
144
145#define	LE_XMD2_ONES	0xf000
146
147#define	LE_T3_BITS \
148    "\20\20BUFF\17UFLO\16RES\15LCOL\14LCAR\13RTRY"
149
150/*
151 * PCnet-ISA defines which are not available on LANCE 7990
152 */
153
154/* (ISA) Bus Configuration Registers */
155#define	LE_BCR_MSRDA	0x0000
156#define	LE_BCR_MSWRA	0x0001
157#define	LE_BCR_MC	0x0002
158#define	LE_BCR_LED1	0x0005
159#define	LE_BCR_LED2	0x0006
160#define	LE_BCR_LED3	0x0007
161
162/* Bus configurations bits (MC) */
163#define	LE_MC_EADISEL	0x0008		/* EADI selection */
164#define	LE_MC_AWAKE	0x0004		/* auto-wake */
165#define	LE_MC_ASEL	0x0002		/* auto selection */
166#define	LE_MC_XMAUSEL	0x0001		/* external MAU selection */
167
168/* LED bis (LED[123]) */
169#define	LE_LED_LEDOUT	0x8000
170#define	LE_LED_PSE	0x0080
171#define	LE_LED_XMTE	0x0010
172#define	LE_LED_PVPE	0x0008
173#define	LE_LED_PCVE	0x0004
174#define	LE_LED_JABE	0x0002
175#define	LE_LED_COLE	0x0001
176