xref: /freebsd/sys/dev/le/am7990reg.h (revision ad30f8e79bd1007cc2476e491bd21b4f5e389e0a)
1 /*	$NetBSD: am7990reg.h,v 1.11 2005/12/11 12:21:25 christos 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  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /*-
40  * Copyright (c) 1992, 1993
41  *	The Regents of the University of California.  All rights reserved.
42  *
43  * This code is derived from software contributed to Berkeley by
44  * Ralph Campbell and Rick Macklem.
45  *
46  * Redistribution and use in source and binary forms, with or without
47  * modification, are permitted provided that the following conditions
48  * are met:
49  * 1. Redistributions of source code must retain the above copyright
50  *    notice, this list of conditions and the following disclaimer.
51  * 2. Redistributions in binary form must reproduce the above copyright
52  *    notice, this list of conditions and the following disclaimer in the
53  *    documentation and/or other materials provided with the distribution.
54  * 3. Neither the name of the University nor the names of its contributors
55  *    may be used to endorse or promote products derived from this software
56  *    without specific prior written permission.
57  *
58  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
59  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
60  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
61  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
62  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
63  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
64  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
65  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
66  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
67  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
68  * SUCH DAMAGE.
69  *
70  *	@(#)if_lereg.h	8.1 (Berkeley) 6/10/93
71  */
72 
73 /* $FreeBSD$ */
74 
75 #ifndef _DEV_LE_AM7990REG_H_
76 #define	_DEV_LE_AM7990REG_H_
77 
78 /*
79  * Receive message descriptor
80  */
81 struct lermd {
82 	uint16_t rmd0;
83 #if BYTE_ORDER == BIG_ENDIAN
84 	uint8_t  rmd1_bits;
85 	uint8_t  rmd1_hadr;
86 #else
87 	uint8_t  rmd1_hadr;
88 	uint8_t  rmd1_bits;
89 #endif
90 	int16_t	 rmd2;
91 	uint16_t rmd3;
92 } __packed;
93 
94 /*
95  * Transmit message descriptor
96  */
97 struct letmd {
98 	uint16_t tmd0;
99 #if BYTE_ORDER == BIG_ENDIAN
100 	uint8_t  tmd1_bits;
101 	uint8_t  tmd1_hadr;
102 #else
103 	uint8_t  tmd1_hadr;
104 	uint8_t  tmd1_bits;
105 #endif
106 	int16_t	 tmd2;
107 	uint16_t tmd3;
108 } __packed;
109 
110 /*
111  * Initialization block
112  */
113 struct leinit {
114 	uint16_t init_mode;		/* +0x0000 */
115 	uint16_t init_padr[3];		/* +0x0002 */
116 	uint16_t init_ladrf[4];		/* +0x0008 */
117 	uint16_t init_rdra;		/* +0x0010 */
118 	uint16_t init_rlen;		/* +0x0012 */
119 	uint16_t init_tdra;		/* +0x0014 */
120 	uint16_t init_tlen;		/* +0x0016 */
121 	int16_t	 pad0[4];		/* Pad to 16 shorts. */
122 } __packed;
123 
124 /* Receive message descriptor 1 (rmd1_bits) */
125 #define	LE_R1_OWN	0x80		/* LANCE owns the packet */
126 #define	LE_R1_ERR	0x40		/* error summary */
127 #define	LE_R1_FRAM	0x20		/* framing error */
128 #define	LE_R1_OFLO	0x10		/* overflow error */
129 #define	LE_R1_CRC	0x08		/* CRC error */
130 #define	LE_R1_BUFF	0x04		/* buffer error */
131 #define	LE_R1_STP	0x02		/* start of packet */
132 #define	LE_R1_ENP	0x01		/* end of packet */
133 
134 #define	LE_R1_BITS \
135     "\20\10OWN\7ERR\6FRAM\5OFLO\4CRC\3BUFF\2STP\1ENP"
136 
137 /* Transmit message descriptor 1 (tmd1_bits) */
138 #define	LE_T1_OWN	0x80		/* LANCE owns the packet */
139 #define	LE_T1_ERR	0x40		/* error summary */
140 #define	LE_T1_MORE	0x10		/* multiple collisions */
141 #define	LE_T1_ONE	0x08		/* single collision */
142 #define	LE_T1_DEF	0x04		/* deferred transmit */
143 #define	LE_T1_STP	0x02		/* start of packet */
144 #define	LE_T1_ENP	0x01		/* end of packet */
145 
146 #define	LE_T1_BITS \
147     "\20\10OWN\7ERR\6RES\5MORE\4ONE\3DEF\2STP\1ENP"
148 
149 /* Transmit message descriptor 3 (tmd3) */
150 #define	LE_T3_BUFF	0x8000		/* buffer error */
151 #define	LE_T3_UFLO	0x4000		/* underflow error */
152 #define	LE_T3_LCOL	0x1000		/* late collision */
153 #define	LE_T3_LCAR	0x0800		/* loss of carrier */
154 #define	LE_T3_RTRY	0x0400		/* retry error */
155 #define	LE_T3_TDR_MASK	0x03ff		/* time domain reflectometry counter */
156 
157 #define	LE_XMD2_ONES	0xf000
158 
159 #define	LE_T3_BITS \
160     "\20\20BUFF\17UFLO\16RES\15LCOL\14LCAR\13RTRY"
161 
162 /*
163  * PCnet-ISA defines which are not available on LANCE 7990.
164  */
165 
166 /* (ISA) Bus Configuration Registers */
167 #define	LE_BCR_MSRDA	0x0000
168 #define	LE_BCR_MSWRA	0x0001
169 #define	LE_BCR_MC	0x0002
170 #define	LE_BCR_LED1	0x0005
171 #define	LE_BCR_LED2	0x0006
172 #define	LE_BCR_LED3	0x0007
173 
174 /* Bus configurations bits (MC) */
175 #define	LE_MC_EADISEL	0x0008		/* EADI selection */
176 #define	LE_MC_AWAKE	0x0004		/* auto-wake */
177 #define	LE_MC_ASEL	0x0002		/* auto selection */
178 #define	LE_MC_XMAUSEL	0x0001		/* external MAU selection */
179 
180 /* LED bis (LED[123]) */
181 #define	LE_LED_LEDOUT	0x8000
182 #define	LE_LED_PSE	0x0080
183 #define	LE_LED_XMTE	0x0010
184 #define	LE_LED_PVPE	0x0008
185 #define	LE_LED_PCVE	0x0004
186 #define	LE_LED_JABE	0x0002
187 #define	LE_LED_COLE	0x0001
188 
189 #endif /* !_DEV_LE_AM7990REG_H_ */
190