xref: /freebsd/sys/dev/le/am79900reg.h (revision 2be1a816b9ff69588e55be0a84cbe2a31efc0f2f)
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 /* $FreeBSD$ */
74 
75 #ifndef _DEV_LE_AM79900REG_H_
76 #define	_DEV_LE_AM79900REG_H_
77 
78 /*
79  * Receive message descriptor
80  */
81 struct lermd {
82 	uint32_t	rmd0;
83 	uint32_t	rmd1;
84 	uint32_t	rmd2;
85 	int32_t		rmd3;
86 };
87 
88 /*
89  * Transmit message descriptor
90  */
91 struct letmd {
92 	uint32_t	tmd0;
93 	uint32_t	tmd1;
94 	uint32_t	tmd2;
95 	int32_t		tmd3;
96 };
97 
98 /*
99  * Initialization block
100  */
101 struct leinit {
102 	uint32_t	init_mode;	/* +0x0000 */
103 	uint32_t	init_padr[2];	/* +0x0002 */
104 	uint16_t	init_ladrf[4];	/* +0x0008 */
105 	uint32_t	init_rdra;	/* +0x0010 */
106 	uint32_t	init_tdra;	/* +0x0014 */
107 	int32_t	 	pad;		/* Pad to 8 ints. */
108 };
109 
110 /* Receive message descriptor 1 (rmd1_bits) */
111 #define	LE_R1_OWN	(1U << 31)	/* LANCE owns the packet */
112 #define	LE_R1_ERR	(1U << 30)	/* error summary */
113 #define	LE_R1_FRAM	(1U << 29)	/* framing error */
114 #define	LE_R1_OFLO	(1U << 28)	/* overflow error */
115 #define	LE_R1_CRC	(1U << 27)	/* CRC error */
116 #define	LE_R1_BUFF	(1U << 26)	/* buffer error */
117 #define	LE_R1_STP	(1U << 25)	/* start of packet */
118 #define	LE_R1_ENP	(1U << 24)	/* end of packet */
119 #define	LE_R1_ONES	(0xfU << 12)	/* must be ones */
120 #define	LE_R1_BCNT_MASK	(0xfff)		/* byte count mask */
121 
122 #define	LE_R1_BITS \
123     "\20\40OWN\37ERR\36FRAM\35OFLO\34CRC\33BUFF\32STP\31ENP"
124 
125 /* Transmit message descriptor 1 (tmd1_bits) */
126 #define	LE_T1_OWN	(1U << 31)	/* LANCE owns the packet */
127 #define	LE_T1_ERR	(1U << 30)	/* error summary */
128 #define	LE_T1_ADD_FCS	(1U << 29)	/* add FCS (PCnet-PCI) */
129 #define	LE_T1_NO_FCS	(1U << 29)	/* no FCS (ILACC) */
130 #define	LE_T1_MORE	(1U << 28)	/* multiple collisions */
131 #define	LE_T1_LTINT	(1U << 28)	/* transmit interrupt (if LTINTEN) */
132 #define	LE_T1_ONE	(1U << 27)	/* single collision */
133 #define	LE_T1_DEF	(1U << 26)	/* deferred transmit */
134 #define	LE_T1_STP	(1U << 25)	/* start of packet */
135 #define	LE_T1_ENP	(1U << 24)	/* end of packet */
136 #define	LE_T1_ONES	(0xfU << 12)	/* must be ones */
137 #define	LE_T1_BCNT_MASK	(0xfff)		/* byte count mask */
138 
139 #define	LE_T1_BITS \
140     "\20\40OWN\37ERR\36RES\35MORE\34ONE\33DEF\32STP\31ENP"
141 
142 /* Transmit message descriptor 3 (tmd3) */
143 #define	LE_T2_BUFF	(1U << 31)	/* buffer error */
144 #define	LE_T2_UFLO	(1U << 30)	/* underflow error */
145 #define	LE_T2_EXDEF	(1U << 29)	/* excessive defferral */
146 #define	LE_T2_LCOL	(1U << 28)	/* late collision */
147 #define	LE_T2_LCAR	(1U << 27)	/* loss of carrier */
148 #define	LE_T2_RTRY	(1U << 26)	/* retry error */
149 #if 0
150 #define	LE_T3_TDR_MASK	0x03ff		/* time domain reflectometry counter */
151 #endif
152 
153 #define	LE_T3_BITS \
154     "\12\40BUFF\37UFLO\35LCOL\34LCAR\33RTRY"
155 
156 #endif /* !_DEV_LE_AM7990REG_H_ */
157