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