1 /* $NetBSD: smc90cx6reg.h,v 1.8 2005/02/27 00:27:02 perry Exp $ */
2
3 /*-
4 * Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Ignatios Souvatzis.
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 * chip offsets and bits for the SMC Arcnet chipset.
41 */
42
43 #ifndef _SMC90CXVAR_H_
44 #define _SMC90CXVAR_H_
45
46 /* register offsets */
47
48 #define BAHSTAT 0
49 #define BAHCMD 1
50
51 /* memory offsets */
52 #define BAHCHECKBYTE 0
53 #define BAHMACOFF 1
54
55 #define BAH_TXDIS 0x01
56 #define BAH_RXDIS 0x02
57 #define BAH_TX(x) (0x03 | ((x)<<3))
58 #define BAH_RX(x) (0x04 | ((x)<<3))
59 #define BAH_RXBC(x) (0x84 | ((x)<<3))
60
61 #define BAH_CONF(x) (0x05 | (x))
62 #define CLR_POR 0x08
63 #define CLR_RECONFIG 0x10
64
65 #define BAH_CLR(x) (0x06 | (x))
66 #define CONF_LONG 0x08
67 #define CONF_SHORT 0x00
68
69 /*
70 * These are not in the COM90C65 docs. Derived from the arcnet.asm
71 * packet driver by Philippe Prindeville and Russel Nelson.
72 */
73
74 #define BAH_LDTST(x) (0x07 | (x))
75 #define TEST_ON 0x08
76 #define TEST_OFF 0x00
77
78 #define BAH_TA 1 /* int mask also */
79 #define BAH_TMA 2
80 #define BAH_RECON 4 /* int mask also */
81 #define BAH_TEST 8 /* not in the COM90C65 docs (see above) */
82 #define BAH_POR 0x10 /* non maskable interrupt */
83 #define BAH_ET1 0x20 /* timeout value bits, normally 1 */
84 #define BAH_ET2 0x40 /* timeout value bits, normally 1 */
85 #define BAH_RI 0x80 /* int mask also */
86
87 #endif
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