1/* $NetBSD: if_cnwreg.h,v 1.6 2008/04/28 20:23:56 martin 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 Michael Eriksson.
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/* I/O area */
34#define CNW_IO_SIZE 0x10
35/* I/O area can be accessed via mapped memory too */
36#define CNW_IOM_ADDR 0x28000
37#define CNW_IOM_SIZE CNW_IO_SIZE
38#define CNW_IOM_OFF (CNW_IOM_ADDR - CNW_MEM_ADDR)
39
40/* I/O registers */
41#define CNW_REG_COR 0x0
42# define CNW_COR_IENA 0x01 /* Interrupt enable */
43# define CNW_COR_LVLREQ 0x40 /* Keep high */
44#define CNW_REG_CCSR 0x2
45#define CNW_REG_ASR 0x4
46# define CNW_ASR_TXBA 0x01 /* Trasmit buffer available */
47# define CNW_ASR_WOC 0x08 /* Write Operation Complete */
48# define CNW_ASR_TXDN 0x20 /* Transmit done */
49# define CNW_ASR_RXERR 0x40 /* Receive error */
50# define CNW_ASR_RXRDY 0x80 /* Packet received */
51#define CNW_REG_IOLOW 0x6
52#define CNW_REG_IOHI 0x7
53#define CNW_REG_IOCONTROL 0x8
54#define CNW_REG_IMR 0xa
55# define CNW_IMR_IENA 0x02 /* Interrupt enable */
56# define CNW_IMR_RFU1 0x10 /* RFU intr mask, keep high */
57#define CNW_REG_PMR 0xc
58# define CNW_PMR_RESET 0x80
59#define CNW_REG_DATA 0xf
60
61
62/* Mapped memory */
63#define CNW_MEM_ADDR 0x20000
64#define CNW_MEM_SIZE 0x8000
65
66/* Extended I/O registers (memory mapped) */
67#define CNW_EREG_CB 0x100
68#define CNW_EREG_ASCC 0x114
69#define CNW_EREG_RSER 0x120
70# define CNW_RSER_RXBIG 0x02
71# define CNW_RSER_RXCRC 0x04
72# define CNW_RSER_RXOVERRUN 0x08
73# define CNW_RSER_RXOVERFLOW 0x10
74# define CNW_RSER_RXERR 0x40
75# define CNW_RSER_RXAVAIL 0x80
76#define CNW_EREG_RSERW 0x124
77#define CNW_EREG_TSER 0x130
78# define CNW_TSER_RTRY 0x0f
79# define CNW_TSER_TXERR 0x10
80# define CNW_TSER_TXOK 0x20
81# define CNW_TSER_TXNOAP 0x40
82# define CNW_TSER_TXGU 0x80
83# define CNW_TSER_ERROR (CNW_TSER_TXERR | CNW_TSER_TXNOAP | \
84 CNW_TSER_TXGU)
85#define CNW_EREG_TSERW 0x134
86#define CNW_EREG_TDP 0x140
87#define CNW_EREG_LIF 0x14e
88#define CNW_EREG_RDP 0x150
89#define CNW_EREG_SPCQ 0x154
90#define CNW_EREG_SPU 0x155
91#define CNW_EREG_ISPLQ 0x156
92#define CNW_EREG_HHC 0x158
93#define CNW_EREG_PA 0x160
94#define CNW_EREG_ARW 0x166
95#define CNW_EREG_MHS 0x16b
96#define CNW_EREG_NI 0x16e
97#define CNW_EREG_CRBP 0x17a
98#define CNW_EREG_EC 0x180
99#define CNW_EREG_STAT_RXERR 0x184
100#define CNW_EREG_STAT_FRAME 0x186
101#define CNW_EREG_STAT_IBEAT 0x188
102#define CNW_EREG_STAT_RXBUF 0x18e
103#define CNW_EREG_STAT_RXMULTI 0x190
104#define CNW_EREG_STAT_TXRETRY 0x192
105#define CNW_EREG_STAT_TXABORT 0x194
106#define CNW_EREG_STAT_OBEAT 0x198
107#define CNW_EREG_STAT_TXOK 0x19a
108#define CNW_EREG_STAT_TXSENT 0x19c
109
110/*
111 * Commands used in the extended command buffer
112 * CNW_EREG_CB (0x100-0x10f)
113 */
114#define CNW_CMD_NOP 0x00
115#define CNW_CMD_SRC 0x01
116# define CNW_RXCONF_RXENA 0x80 /* Receive Enable */
117# define CNW_RXCONF_MAC 0x20 /* MAC host receive mode */
118# define CNW_RXCONF_PRO 0x10 /* Promiscuous */
119# define CNW_RXCONF_AMP 0x08 /* Accept Multicast Packets */
120# define CNW_RXCONF_BCAST 0x04 /* Accept Broadcast Packets */
121#define CNW_CMD_STC 0x02
122# define CNW_TXCONF_TXENA 0x80 /* Transmit Enable */
123# define CNW_TXCONF_MAC 0x20 /* Host sends MAC mode */
124# define CNW_TXCONF_EUD 0x10 /* Enable Uni-Data packets */
125# define CNW_TXCONF_KEY 0x02 /* Scramble data packets */
126# define CNW_TXCONF_LOOP 0x01 /* Loopback mode */
127#define CNW_CMD_AMA 0x03
128#define CNW_CMD_DMA 0x04
129#define CNW_CMD_SAMA 0x05
130#define CNW_CMD_ER 0x06
131#define CNW_CMD_DR 0x07
132#define CNW_CMD_TL 0x08
133#define CNW_CMD_SRP 0x09
134#define CNW_CMD_SSK 0x0a
135#define CNW_CMD_SMD 0x0b
136#define CNW_CMD_SAPD 0x0c
137#define CNW_CMD_SSS 0x11
138#define CNW_CMD_EOC 0x00 /* End-of-command marker */
139
140