1 /* $NetBSD: smc90cx6reg.h,v 1.7 1999/02/16 23:34:13 is Exp $ */
5 * Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc.
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Ignatios Souvatzis.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
34 * chip offsets and bits for the SMC Arcnet chipset.
37 #ifndef _SMC90CXVAR_H_
38 #define _SMC90CXVAR_H_
40 #define CM_IO_PORTS 16
41 #define CM_MEM_SIZE 0x800
43 /* register offsets */
55 #define CM_TX(x) (0x03 | ((x)<<3))
56 #define CM_RX(x) (0x04 | ((x)<<3))
57 #define CM_RXBC(x) (0x84 | ((x)<<3))
59 #define CM_CONF(x) (0x05 | (x))
61 #define CLR_RECONFIG 0x10
63 #define CM_CLR(x) (0x06 | (x))
64 #define CONF_LONG 0x08
65 #define CONF_SHORT 0x00
68 * These are not in the COM90C65 docs. Derived from the arcnet.asm
69 * packet driver by Philippe Prindeville and Russel Nelson.
72 #define CM_LDTST(x) (0x07 | (x))
76 #define CM_TA 1 /* int mask also */
78 #define CM_RECON 4 /* int mask also */
79 #define CM_TEST 8 /* not in the COM90C65 docs (see above) */
80 #define CM_POR 0x10 /* non maskable interrupt */
81 #define CM_ET1 0x20 /* timeout value bits, normally 1 */
82 #define CM_ET2 0x40 /* timeout value bits, normally 1 */
83 #define CM_RI 0x80 /* int mask also */