xref: /netbsd-src/sys/dev/ic/am79900reg.h (revision f3b496ec9be495acbb17756f05d342b6b7b495e9)
1 /*	$NetBSD: am79900reg.h,v 1.8 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 /*
74  * Receive message descriptor
75  */
76 struct lermd {
77 	u_int32_t rmd0;
78 	u_int32_t rmd1;
79 	u_int32_t rmd2;
80 	int32_t rmd3;
81 };
82 
83 /*
84  * Transmit message descriptor
85  */
86 struct letmd {
87 	u_int32_t tmd0;
88 	u_int32_t tmd1;
89 	u_int32_t tmd2;
90 	int32_t tmd3;
91 };
92 
93 /*
94  * Initialization block
95  */
96 struct leinit {
97 	u_int32_t init_mode;		/* +0x0000 */
98 	u_int32_t init_padr[2];		/* +0x0002 */
99 	u_int16_t init_ladrf[4];	/* +0x0008 */
100 	u_int32_t init_rdra;		/* +0x0010 */
101 	u_int32_t init_tdra;		/* +0x0014 */
102 	int32_t	  pad;		/* Pad to 16 shorts */
103 };
104 
105 /* Receive message descriptor 1 (rmd1_bits) */
106 #define	LE_R1_OWN	(1<<31)		/* LANCE owns the packet */
107 #define	LE_R1_ERR	(1<<30)		/* error summary */
108 #define	LE_R1_FRAM	(1<<29)		/* framing error */
109 #define	LE_R1_OFLO	(1<<28)		/* overflow error */
110 #define	LE_R1_CRC	(1<<27)		/* CRC error */
111 #define	LE_R1_BUFF	(1<<26)		/* buffer error */
112 #define	LE_R1_STP	(1<<25)		/* start of packet */
113 #define	LE_R1_ENP	(1<<24)		/* end of packet */
114 #define	LE_R1_ONES	(0xf<<12)	/* must be ones */
115 #define	LE_R1_BCNT_MASK	(0xfff)		/* byte count mask */
116 
117 #define	LE_R1_BITS \
118     "\20\40OWN\37ERR\36FRAM\35OFLO\34CRC\33BUFF\32STP\31ENP"
119 
120 /* Transmit message descriptor 1 (tmd1_bits) */
121 #define	LE_T1_OWN	(1<<31)		/* LANCE owns the packet */
122 #define	LE_T1_ERR	(1<<30)		/* error summary */
123 #define	LE_T1_ADD_FCS	(1<<29)		/* add FCS (PCnet-PCI) */
124 #define	LE_T1_NO_FCS	(1<<29)		/* no FCS (ILACC) */
125 #define	LE_T1_MORE	(1<<28)		/* multiple collisions */
126 #define	LE_T1_LTINT	(1<<28)		/* transmit interrupt (if LTINTEN) */
127 #define	LE_T1_ONE	(1<<27)		/* single collision */
128 #define	LE_T1_DEF	(1<<26)		/* deferred transmit */
129 #define	LE_T1_STP	(1<<25)		/* start of packet */
130 #define	LE_T1_ENP	(1<<24)		/* end of packet */
131 #define	LE_T1_ONES	(0xf<<12)	/* must be ones */
132 #define	LE_T1_BCNT_MASK	(0xfff)		/* byte count mask */
133 
134 #define	LE_T1_BITS \
135     "\20\40OWN\37ERR\36RES\35MORE\34ONE\33DEF\32STP\31ENP"
136 
137 /* Transmit message descriptor 3 (tmd3) */
138 #define	LE_T2_BUFF	(1<<31)		/* buffer error */
139 #define	LE_T2_UFLO	(1<<30)		/* underflow error */
140 #define	LE_T2_EXDEF	(1<<29)		/* excessive defferral */
141 #define	LE_T2_LCOL	(1<<28)		/* late collision */
142 #define	LE_T2_LCAR	(1<<27)		/* loss of carrier */
143 #define	LE_T2_RTRY	(1<<26)		/* retry error */
144 #if 0
145 #define	LE_T3_TDR_MASK	0x03ff		/* time domain reflectometry counter */
146 #endif
147 
148 #define	LE_T3_BITS \
149     "\12\40BUFF\37UFLO\35LCOL\34LCAR\33RTRY"
150