xref: /freebsd/sys/dev/le/am7990reg.h (revision f4b37ed0f8b307b1f3f0f630ca725d68f1dff30d)
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  *
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 /* $FreeBSD$ */
67 
68 #ifndef _DEV_LE_AM7990REG_H_
69 #define	_DEV_LE_AM7990REG_H_
70 
71 /*
72  * Receive message descriptor
73  */
74 struct lermd {
75 	uint16_t rmd0;
76 #if BYTE_ORDER == BIG_ENDIAN
77 	uint8_t  rmd1_bits;
78 	uint8_t  rmd1_hadr;
79 #else
80 	uint8_t  rmd1_hadr;
81 	uint8_t  rmd1_bits;
82 #endif
83 	int16_t	 rmd2;
84 	uint16_t rmd3;
85 } __packed;
86 
87 /*
88  * Transmit message descriptor
89  */
90 struct letmd {
91 	uint16_t tmd0;
92 #if BYTE_ORDER == BIG_ENDIAN
93 	uint8_t  tmd1_bits;
94 	uint8_t  tmd1_hadr;
95 #else
96 	uint8_t  tmd1_hadr;
97 	uint8_t  tmd1_bits;
98 #endif
99 	int16_t	 tmd2;
100 	uint16_t tmd3;
101 } __packed;
102 
103 /*
104  * Initialization block
105  */
106 struct leinit {
107 	uint16_t init_mode;		/* +0x0000 */
108 	uint16_t init_padr[3];		/* +0x0002 */
109 	uint16_t init_ladrf[4];		/* +0x0008 */
110 	uint16_t init_rdra;		/* +0x0010 */
111 	uint16_t init_rlen;		/* +0x0012 */
112 	uint16_t init_tdra;		/* +0x0014 */
113 	uint16_t init_tlen;		/* +0x0016 */
114 	int16_t	 pad0[4];		/* Pad to 16 shorts. */
115 } __packed;
116 
117 /* Receive message descriptor 1 (rmd1_bits) */
118 #define	LE_R1_OWN	0x80		/* LANCE owns the packet */
119 #define	LE_R1_ERR	0x40		/* error summary */
120 #define	LE_R1_FRAM	0x20		/* framing error */
121 #define	LE_R1_OFLO	0x10		/* overflow error */
122 #define	LE_R1_CRC	0x08		/* CRC error */
123 #define	LE_R1_BUFF	0x04		/* buffer error */
124 #define	LE_R1_STP	0x02		/* start of packet */
125 #define	LE_R1_ENP	0x01		/* end of packet */
126 
127 #define	LE_R1_BITS \
128     "\20\10OWN\7ERR\6FRAM\5OFLO\4CRC\3BUFF\2STP\1ENP"
129 
130 /* Transmit message descriptor 1 (tmd1_bits) */
131 #define	LE_T1_OWN	0x80		/* LANCE owns the packet */
132 #define	LE_T1_ERR	0x40		/* error summary */
133 #define	LE_T1_MORE	0x10		/* multiple collisions */
134 #define	LE_T1_ONE	0x08		/* single collision */
135 #define	LE_T1_DEF	0x04		/* deferred transmit */
136 #define	LE_T1_STP	0x02		/* start of packet */
137 #define	LE_T1_ENP	0x01		/* end of packet */
138 
139 #define	LE_T1_BITS \
140     "\20\10OWN\7ERR\6RES\5MORE\4ONE\3DEF\2STP\1ENP"
141 
142 /* Transmit message descriptor 3 (tmd3) */
143 #define	LE_T3_BUFF	0x8000		/* buffer error */
144 #define	LE_T3_UFLO	0x4000		/* underflow error */
145 #define	LE_T3_LCOL	0x1000		/* late collision */
146 #define	LE_T3_LCAR	0x0800		/* loss of carrier */
147 #define	LE_T3_RTRY	0x0400		/* retry error */
148 #define	LE_T3_TDR_MASK	0x03ff		/* time domain reflectometry counter */
149 
150 #define	LE_XMD2_ONES	0xf000
151 
152 #define	LE_T3_BITS \
153     "\20\20BUFF\17UFLO\16RES\15LCOL\14LCAR\13RTRY"
154 
155 /*
156  * PCnet-ISA defines which are not available on LANCE 7990.
157  */
158 
159 /* (ISA) Bus Configuration Registers */
160 #define	LE_BCR_MSRDA	0x0000
161 #define	LE_BCR_MSWRA	0x0001
162 #define	LE_BCR_MC	0x0002
163 #define	LE_BCR_LED1	0x0005
164 #define	LE_BCR_LED2	0x0006
165 #define	LE_BCR_LED3	0x0007
166 
167 /* Bus configurations bits (MC) */
168 #define	LE_MC_EADISEL	0x0008		/* EADI selection */
169 #define	LE_MC_AWAKE	0x0004		/* auto-wake */
170 #define	LE_MC_ASEL	0x0002		/* auto selection */
171 #define	LE_MC_XMAUSEL	0x0001		/* external MAU selection */
172 
173 /* LED bis (LED[123]) */
174 #define	LE_LED_LEDOUT	0x8000
175 #define	LE_LED_PSE	0x0080
176 #define	LE_LED_XMTE	0x0010
177 #define	LE_LED_PVPE	0x0008
178 #define	LE_LED_PCVE	0x0004
179 #define	LE_LED_JABE	0x0002
180 #define	LE_LED_COLE	0x0001
181 
182 #endif /* !_DEV_LE_AM7990REG_H_ */
183