xref: /netbsd-src/sys/dev/ic/am7990reg.h (revision de1dfb1250df962f1ff3a011772cf58e605aed11)
1 /*	$NetBSD: am7990reg.h,v 1.8 2003/11/02 11:07:44 wiz 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 /*
74  * Receive message descriptor
75  */
76 struct lermd {
77 	u_int16_t rmd0;
78 #if BYTE_ORDER == BIG_ENDIAN
79 	u_int8_t  rmd1_bits;
80 	u_int8_t  rmd1_hadr;
81 #else
82 	u_int8_t  rmd1_hadr;
83 	u_int8_t  rmd1_bits;
84 #endif
85 	int16_t	  rmd2;
86 	u_int16_t rmd3;
87 };
88 
89 /*
90  * Transmit message descriptor
91  */
92 struct letmd {
93 	u_int16_t tmd0;
94 #if BYTE_ORDER == BIG_ENDIAN
95 	u_int8_t  tmd1_bits;
96 	u_int8_t  tmd1_hadr;
97 #else
98 	u_int8_t  tmd1_hadr;
99 	u_int8_t  tmd1_bits;
100 #endif
101 	int16_t	  tmd2;
102 	u_int16_t tmd3;
103 };
104 
105 /*
106  * Initialization block
107  */
108 struct leinit {
109 	u_int16_t init_mode;		/* +0x0000 */
110 	u_int16_t init_padr[3];		/* +0x0002 */
111 	u_int16_t init_ladrf[4];	/* +0x0008 */
112 	u_int16_t init_rdra;		/* +0x0010 */
113 	u_int16_t init_rlen;		/* +0x0012 */
114 	u_int16_t init_tdra;		/* +0x0014 */
115 	u_int16_t init_tlen;		/* +0x0016 */
116 	int16_t	  pad0[4];		/* Pad to 16 shorts */
117 };
118 
119 /* Receive message descriptor 1 (rmd1_bits) */
120 #define	LE_R1_OWN	0x80		/* LANCE owns the packet */
121 #define	LE_R1_ERR	0x40		/* error summary */
122 #define	LE_R1_FRAM	0x20		/* framing error */
123 #define	LE_R1_OFLO	0x10		/* overflow error */
124 #define	LE_R1_CRC	0x08		/* CRC error */
125 #define	LE_R1_BUFF	0x04		/* buffer error */
126 #define	LE_R1_STP	0x02		/* start of packet */
127 #define	LE_R1_ENP	0x01		/* end of packet */
128 
129 #define	LE_R1_BITS \
130     "\20\10OWN\7ERR\6FRAM\5OFLO\4CRC\3BUFF\2STP\1ENP"
131 
132 /* Transmit message descriptor 1 (tmd1_bits) */
133 #define	LE_T1_OWN	0x80		/* LANCE owns the packet */
134 #define	LE_T1_ERR	0x40		/* error summary */
135 #define	LE_T1_MORE	0x10		/* multiple collisions */
136 #define	LE_T1_ONE	0x08		/* single collision */
137 #define	LE_T1_DEF	0x04		/* deferred transmit */
138 #define	LE_T1_STP	0x02		/* start of packet */
139 #define	LE_T1_ENP	0x01		/* end of packet */
140 
141 #define	LE_T1_BITS \
142     "\20\10OWN\7ERR\6RES\5MORE\4ONE\3DEF\2STP\1ENP"
143 
144 /* Transmit message descriptor 3 (tmd3) */
145 #define	LE_T3_BUFF	0x8000		/* buffer error */
146 #define	LE_T3_UFLO	0x4000		/* underflow error */
147 #define	LE_T3_LCOL	0x1000		/* late collision */
148 #define	LE_T3_LCAR	0x0800		/* loss of carrier */
149 #define	LE_T3_RTRY	0x0400		/* retry error */
150 #define	LE_T3_TDR_MASK	0x03ff		/* time domain reflectometry counter */
151 
152 #define	LE_XMD2_ONES	0xf000
153 
154 #define	LE_T3_BITS \
155     "\20\20BUFF\17UFLO\16RES\15LCOL\14LCAR\13RTRY"
156 
157 /*
158  * PCnet-ISA defines which are not available on LANCE 7990
159  */
160 
161 /* (ISA) Bus Configuration Registers */
162 #define	LE_BCR_MSRDA	0x0000
163 #define	LE_BCR_MSWRA	0x0001
164 #define	LE_BCR_MC	0x0002
165 #define	LE_BCR_LED1	0x0005
166 #define	LE_BCR_LED2	0x0006
167 #define	LE_BCR_LED3	0x0007
168 
169 /* Bus configurations bits (MC) */
170 #define	LE_MC_EADISEL	0x0008		/* EADI selection */
171 #define	LE_MC_AWAKE	0x0004		/* auto-wake */
172 #define	LE_MC_ASEL	0x0002		/* auto selection */
173 #define	LE_MC_XMAUSEL	0x0001		/* external MAU selection */
174 
175 /* LED bis (LED[123]) */
176 #define	LE_LED_LEDOUT	0x8000
177 #define	LE_LED_PSE	0x0080
178 #define	LE_LED_XMTE	0x0010
179 #define	LE_LED_PVPE	0x0008
180 #define	LE_LED_PCVE	0x0004
181 #define	LE_LED_JABE	0x0002
182 #define	LE_LED_COLE	0x0001
183