xref: /netbsd/sys/dev/isapnp/isapnpreg.h (revision bf9ec67e)
1 /*	$NetBSD: isapnpreg.h,v 1.8 1999/09/23 16:09:58 christos Exp $	*/
2 
3 /*-
4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Christos Zoulas.
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 #ifndef _DEV_ISAPNP_ISAPNPREG_H_
40 #define _DEV_ISAPNP_ISAPNPREG_H_
41 /*
42  * ISA Plug and Play register definitions;
43  * From Plug and Play ISA Specification V1.0a, May 5 1994
44  */
45 
46 #define ISAPNP_MAX_CARDS		8
47 #define ISAPNP_MAX_IDENT		32
48 #define ISAPNP_MAX_DEVCLASS		16
49 #define ISAPNP_SERIAL_SIZE		9
50 #define ISAPNP_MAX_TAGSIZE		256
51 
52 #define ISAPNP_ADDR	0x279	/* Write only */
53 #define ISAPNP_WRDATA	0xa79	/* Write only */
54 
55 /* The read port is in range 0x203 to 0x3ff */
56 #define ISAPNP_RDDATA_MIN	0x203	/* Read only */
57 #define ISAPNP_RDDATA_MAX	0x3ff
58 
59 #define ISAPNP_LFSR_INIT	0x6A	/* Initial value of LFSR sequence */
60 #define ISAPNP_LFSR_LENGTH	32	/* Number of values in LFSR sequence */
61 				/* Formula to compute the next value */
62 #define ISAPNP_LFSR_NEXT(v) (((v) >> 1) | (((v) & 1) ^ (((v) & 2) >> 1)) << 7)
63 
64 #define ISAPNP_SET_RD_PORT				0x00
65 #define ISAPNP_SERIAL_ISOLATION				0x01
66 #define ISAPNP_CONFIG_CONTROL				0x02
67 #define		ISAPNP_CC_RESET				0x01
68 #define		ISAPNP_CC_WAIT_FOR_KEY			0x02
69 #define		ISAPNP_CC_RESET_CSN			0x04
70 #define		ISAPNP_CC_RESET_DRV			0x07
71 #define ISAPNP_WAKE					0x03
72 #define ISAPNP_RESOURCE_DATA				0x04
73 #define ISAPNP_STATUS					0x05
74 #define ISAPNP_CARD_SELECT_NUM				0x06
75 #define ISAPNP_LOGICAL_DEV_NUM				0x07
76 
77 #define ISAPNP_ACTIVATE					0x30
78 #define ISAPNP_IO_RANGE_CHECK				0x31
79 
80 #define ISAPNP_NUM_MEM					4
81 #define ISAPNP_MEM_DESC { 0x40, 0x48, 0x50, 0x58 }
82 #define		ISAPNP_MEM_BASE_23_16			0x0
83 #define		ISAPNP_MEM_BASE_15_8			0x1
84 #define		ISAPNP_MEM_CONTROL			0x2
85 #define			ISAPNP_MEM_CONTROL_LIMIT	1
86 #define			ISAPNP_MEM_CONTROL_16		2
87 #define		ISAPNP_MEM_LRANGE_23_16			0x3
88 #define		ISAPNP_MEM_LRANGE_15_8			0x4
89 
90 #define ISAPNP_NUM_IO					8
91 #define ISAPNP_IO_DESC { 0x60, 0x62, 0x64, 0x66, 0x68, 0x6a, 0x6c, 0x6e }
92 #define		ISAPNP_IO_BASE_15_8			0x0
93 #define		ISAPNP_IO_BASE_7_0			0x1
94 
95 #define ISAPNP_NUM_IRQ					16
96 #define ISAPNP_IRQ_DESC { 0x70, 0x72 }
97 #define		ISAPNP_IRQ_NUMBER			0x0
98 #define		ISAPNP_IRQ_CONTROL			0x1
99 #define			ISAPNP_IRQ_LEVEL		1
100 #define			ISAPNP_IRQ_HIGH			2
101 
102 #define ISAPNP_NUM_DRQ					8
103 #define ISAPNP_DRQ_DESC { 0x74, 0x75 }
104 
105 #define ISAPNP_NUM_MEM32				4
106 #define ISAPNP_MEM32_DESC { 0x76, 0x80, 0x90, 0xa0 }
107 #define		ISAPNP_MEM32_BASE_31_24			0x0
108 #define		ISAPNP_MEM32_BASE_23_16			0x1
109 #define		ISAPNP_MEM32_BASE_15_8			0x2
110 #define		ISAPNP_MEM32_BASE_7_0			0x3
111 #define		ISAPNP_MEM32_CONTROL			0x4
112 #define			ISAPNP_MEM32_CONTROL_LIMIT	1
113 #define			ISAPNP_MEM32_CONTROL_16		2
114 #define			ISAPNP_MEM32_CONTROL_32		6
115 #define		ISAPNP_MEM32_LRANGE_31_24		0x5
116 #define		ISAPNP_MEM32_LRANGE_23_16		0x6
117 #define		ISAPNP_MEM32_LRANGE_15_8		0x7
118 #define		ISAPNP_MEM32_LRANGE_7_0			0x8
119 
120 /* Small Tags */
121 #define ISAPNP_TAG_VERSION_NUM				0x1
122 #define ISAPNP_TAG_LOGICAL_DEV_ID			0x2
123 #define ISAPNP_TAG_COMPAT_DEV_ID			0x3
124 #define ISAPNP_TAG_IRQ_FORMAT				0x4
125 #define		ISAPNP_IRQTYPE_EDGE_PLUS		1
126 #define		ISAPNP_IRQTYPE_EDGE_MINUS		2
127 #define		ISAPNP_IRQTYPE_LEVEL_PLUS		4
128 #define		ISAPNP_IRQTYPE_LEVEL_MINUS		8
129 #define ISAPNP_TAG_DMA_FORMAT				0x5
130 #define		ISAPNP_DMAWIDTH_8			0x00
131 #define		ISAPNP_DMAWIDTH_8_16			0x01
132 #define		ISAPNP_DMAWIDTH_16			0x02
133 #define		ISAPNP_DMAWIDTH_RESERVED		0x03
134 #define		ISAPNP_DMAWIDTH_MASK			0x03
135 #define		ISAPNP_DMAATTR_BUS_MASTER		0x04
136 #define		ISAPNP_DMAATTR_INCR_8			0x08
137 #define		ISAPNP_DMAATTR_INCR_16			0x10
138 #define		ISAPNP_DMAATTR_MASK			0x1c
139 #define		ISAPNP_DMASPEED_COMPAT			0x00
140 #define		ISAPNP_DMASPEED_A			0x20
141 #define		ISAPNP_DMASPEED_B			0x40
142 #define		ISAPNP_DMASPEED_F			0x60
143 #define		ISAPNP_DMASPEED_MASK			0x60
144 #define ISAPNP_TAG_DEP_START				0x6
145 #define		ISAPNP_DEP_PREFERRED			0x0
146 #define		ISAPNP_DEP_ACCEPTABLE			0x1
147 #define		ISAPNP_DEP_FUNCTIONAL			0x2
148 #define		ISAPNP_DEP_RESERVED			0x3
149 #define		ISAPNP_DEP_MASK				0x3
150 #define		ISAPNP_DEP_UNSET			0x80	/* Internal */
151 #define		ISAPNP_DEP_CONFLICTING			0x81	/* Internal */
152 #define ISAPNP_TAG_DEP_END				0x7
153 #define ISAPNP_TAG_IO_PORT_DESC				0x8
154 #define		ISAPNP_IOFLAGS_16			0x1
155 #define ISAPNP_TAG_FIXED_IO_PORT_DESC			0x9
156 #define ISAPNP_TAG_RESERVED1				0xa
157 #define ISAPNP_TAG_RESERVED2				0xb
158 #define ISAPNP_TAG_RESERVED3				0xc
159 #define ISAPNP_TAG_RESERVED4				0xd
160 #define ISAPNP_TAG_VENDOR_DEF				0xe
161 #define ISAPNP_TAG_END					0xf
162 
163 /* Large Tags */
164 #define ISAPNP_LARGE_TAG				0x80
165 #define ISAPNP_TAG_MEM_RANGE_DESC			0x81
166 #define		ISAPNP_MEMATTR_WRITEABLE		0x01
167 #define		ISAPNP_MEMATTR_CACHEABLE		0x02
168 #define		ISAPNP_MEMATTR_HIGH_ADDR		0x04
169 #define		ISAPNP_MEMATTR_SHADOWABLE		0x20
170 #define		ISAPNP_MEMATTR_ROM			0x40
171 #define		ISAPNP_MEMATTR_MASK			0x67
172 #define		ISAPNP_MEMWIDTH_8			0x00
173 #define		ISAPNP_MEMWIDTH_16			0x08
174 #define		ISAPNP_MEMWIDTH_8_16			0x10
175 #define		ISAPNP_MEMWIDTH_32			0x18
176 #define		ISAPNP_MEMWIDTH_MASK			0x18
177 #define ISAPNP_TAG_ANSI_IDENT_STRING			0x82
178 #define ISAPNP_TAG_UNICODE_IDENT_STRING			0x83
179 #define ISAPNP_TAG_VENDOR_DEFINED			0x84
180 #define ISAPNP_TAG_MEM32_RANGE_DESC			0x85
181 #define ISAPNP_TAG_FIXED_MEM32_RANGE_DESC		0x86
182 
183 #endif /* ! _DEV_ISAPNP_ISAPNPREG_H_ */
184