xref: /freebsd/sys/dev/le/am79900reg.h (revision f4b37ed0f8b307b1f3f0f630ca725d68f1dff30d)
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  *
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_AM79900REG_H_
69 #define	_DEV_LE_AM79900REG_H_
70 
71 /*
72  * Receive message descriptor
73  */
74 struct lermd {
75 	uint32_t	rmd0;
76 	uint32_t	rmd1;
77 	uint32_t	rmd2;
78 	int32_t		rmd3;
79 };
80 
81 /*
82  * Transmit message descriptor
83  */
84 struct letmd {
85 	uint32_t	tmd0;
86 	uint32_t	tmd1;
87 	uint32_t	tmd2;
88 	int32_t		tmd3;
89 };
90 
91 /*
92  * Initialization block
93  */
94 struct leinit {
95 	uint32_t	init_mode;	/* +0x0000 */
96 	uint32_t	init_padr[2];	/* +0x0002 */
97 	uint16_t	init_ladrf[4];	/* +0x0008 */
98 	uint32_t	init_rdra;	/* +0x0010 */
99 	uint32_t	init_tdra;	/* +0x0014 */
100 	int32_t	 	pad;		/* Pad to 8 ints. */
101 };
102 
103 /* Receive message descriptor 1 (rmd1_bits) */
104 #define	LE_R1_OWN	(1U << 31)	/* LANCE owns the packet */
105 #define	LE_R1_ERR	(1U << 30)	/* error summary */
106 #define	LE_R1_FRAM	(1U << 29)	/* framing error */
107 #define	LE_R1_OFLO	(1U << 28)	/* overflow error */
108 #define	LE_R1_CRC	(1U << 27)	/* CRC error */
109 #define	LE_R1_BUFF	(1U << 26)	/* buffer error */
110 #define	LE_R1_STP	(1U << 25)	/* start of packet */
111 #define	LE_R1_ENP	(1U << 24)	/* end of packet */
112 #define	LE_R1_ONES	(0xfU << 12)	/* must be ones */
113 #define	LE_R1_BCNT_MASK	(0xfff)		/* byte count mask */
114 
115 #define	LE_R1_BITS \
116     "\20\40OWN\37ERR\36FRAM\35OFLO\34CRC\33BUFF\32STP\31ENP"
117 
118 /* Transmit message descriptor 1 (tmd1_bits) */
119 #define	LE_T1_OWN	(1U << 31)	/* LANCE owns the packet */
120 #define	LE_T1_ERR	(1U << 30)	/* error summary */
121 #define	LE_T1_ADD_FCS	(1U << 29)	/* add FCS (PCnet-PCI) */
122 #define	LE_T1_NO_FCS	(1U << 29)	/* no FCS (ILACC) */
123 #define	LE_T1_MORE	(1U << 28)	/* multiple collisions */
124 #define	LE_T1_LTINT	(1U << 28)	/* transmit interrupt (if LTINTEN) */
125 #define	LE_T1_ONE	(1U << 27)	/* single collision */
126 #define	LE_T1_DEF	(1U << 26)	/* deferred transmit */
127 #define	LE_T1_STP	(1U << 25)	/* start of packet */
128 #define	LE_T1_ENP	(1U << 24)	/* end of packet */
129 #define	LE_T1_ONES	(0xfU << 12)	/* must be ones */
130 #define	LE_T1_BCNT_MASK	(0xfff)		/* byte count mask */
131 
132 #define	LE_T1_BITS \
133     "\20\40OWN\37ERR\36RES\35MORE\34ONE\33DEF\32STP\31ENP"
134 
135 /* Transmit message descriptor 3 (tmd3) */
136 #define	LE_T2_BUFF	(1U << 31)	/* buffer error */
137 #define	LE_T2_UFLO	(1U << 30)	/* underflow error */
138 #define	LE_T2_EXDEF	(1U << 29)	/* excessive defferral */
139 #define	LE_T2_LCOL	(1U << 28)	/* late collision */
140 #define	LE_T2_LCAR	(1U << 27)	/* loss of carrier */
141 #define	LE_T2_RTRY	(1U << 26)	/* retry error */
142 #if 0
143 #define	LE_T3_TDR_MASK	0x03ff		/* time domain reflectometry counter */
144 #endif
145 
146 #define	LE_T3_BITS \
147     "\12\40BUFF\37UFLO\35LCOL\34LCAR\33RTRY"
148 
149 #endif /* !_DEV_LE_AM7990REG_H_ */
150