xref: /openbsd/sys/dev/isa/isapnpreg.h (revision 0ee6d9ec)
1 /*	$OpenBSD: isapnpreg.h,v 1.4 1997/12/25 09:22:41 downsj Exp $	*/
2 /*	$NetBSD: isapnpreg.h,v 1.5 1997/08/12 07:34:34 mikel Exp $	*/
3 
4 /*
5  * Copyright (c) 1996 Christos Zoulas.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by Christos Zoulas.
18  * 4. The name of the author may not be used to endorse or promote products
19  *    derived from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #ifndef _DEV_ISA_ISAPNPREG_H_
34 #define _DEV_ISA_ISAPNPREG_H_
35 
36 /*
37  * ISA Plug and Play register definitions;
38  * From Plug and Play ISA Specification V1.0a, May 5 1994
39  */
40 
41 #define ISAPNP_MAX_CARDS		8
42 #define ISAPNP_MAX_IDENT		32
43 #define ISAPNP_MAX_DEVCLASS		16
44 #define ISAPNP_SERIAL_SIZE		9
45 #define ISAPNP_MAX_TAGSIZE		256
46 
47 #define ISAPNP_ADDR	0x279	/* Write only */
48 #define ISAPNP_WRDATA	0xa79	/* Write only */
49 
50 /* The read port is in range 0x203 to 0x3ff */
51 #define ISAPNP_RDDATA_MIN	0x203	/* Read only */
52 #define ISAPNP_RDDATA_MAX	0x3ff
53 
54 #define ISAPNP_LFSR_INIT	0x6A	/* Initial value of LFSR sequence */
55 #define ISAPNP_LFSR_LENGTH	32	/* Number of values in LFSR sequence */
56 				/* Formula to compute the next value */
57 #define ISAPNP_LFSR_NEXT(v) (((v) >> 1) | (((v) & 1) ^ (((v) & 2) >> 1)) << 7)
58 
59 #define ISAPNP_SET_RD_PORT				0x00
60 #define ISAPNP_SERIAL_ISOLATION				0x01
61 #define ISAPNP_CONFIG_CONTROL				0x02
62 #define		ISAPNP_CC_RESET				0x01
63 #define		ISAPNP_CC_WAIT_FOR_KEY			0x02
64 #define		ISAPNP_CC_RESET_CSN			0x04
65 #define		ISAPNP_CC_RESET_DRV			0x07
66 #define ISAPNP_WAKE					0x03
67 #define ISAPNP_RESOURCE_DATA				0x04
68 #define ISAPNP_STATUS					0x05
69 #define ISAPNP_CARD_SELECT_NUM				0x06
70 #define ISAPNP_LOGICAL_DEV_NUM				0x07
71 
72 #define ISAPNP_ACTIVATE					0x30
73 #define ISAPNP_IO_RANGE_CHECK				0x31
74 
75 #define ISAPNP_NUM_MEM					4
76 #define ISAPNP_MEM_DESC { 0x40, 0x48, 0x50, 0x58 }
77 #define		ISAPNP_MEM_BASE_23_16			0x0
78 #define		ISAPNP_MEM_BASE_15_8			0x1
79 #define		ISAPNP_MEM_CONTROL			0x2
80 #define			ISAPNP_MEM_CONTROL_LIMIT	1
81 #define			ISAPNP_MEM_CONTROL_16		2
82 #define		ISAPNP_MEM_LRANGE_23_16			0x3
83 #define		ISAPNP_MEM_LRANGE_15_8			0x4
84 
85 #define ISAPNP_NUM_IO					8
86 #define ISAPNP_IO_DESC { 0x60, 0x62, 0x64, 0x68, 0x6a, 0x6c, 0x6e }
87 #define		ISAPNP_IO_BASE_15_8			0x0
88 #define		ISAPNP_IO_BASE_7_0			0x1
89 
90 #define ISAPNP_NUM_IRQ					16
91 #define ISAPNP_IRQ_DESC { 0x70, 0x72 }
92 #define		ISAPNP_IRQ_NUMBER			0x0
93 #define		ISAPNP_IRQ_CONTROL			0x1
94 #define			ISAPNP_IRQ_LEVEL		1
95 #define			ISAPNP_IRQ_HIGH			2
96 
97 #define ISAPNP_NUM_DRQ					8
98 #define ISAPNP_DRQ_DESC { 0x74, 0x75 }
99 
100 #define ISAPNP_NUM_MEM32				4
101 #define ISAPNP_MEM32_DESC { 0x76, 0x80, 0x90, 0xa0 }
102 #define		ISAPNP_MEM32_BASE_31_24			0x0
103 #define		ISAPNP_MEM32_BASE_23_16			0x1
104 #define		ISAPNP_MEM32_BASE_15_8			0x2
105 #define		ISAPNP_MEM32_BASE_7_0			0x3
106 #define		ISAPNP_MEM32_CONTROL			0x4
107 #define			ISAPNP_MEM32_CONTROL_LIMIT	1
108 #define			ISAPNP_MEM32_CONTROL_16		2
109 #define			ISAPNP_MEM32_CONTROL_32		6
110 #define		ISAPNP_MEM32_LRANGE_31_24		0x5
111 #define		ISAPNP_MEM32_LRANGE_23_16		0x6
112 #define		ISAPNP_MEM32_LRANGE_15_8		0x7
113 #define		ISAPNP_MEM32_LRANGE_7_0			0x8
114 
115 /* Small Tags */
116 #define ISAPNP_TAG_VERSION_NUM				0x1
117 #define ISAPNP_TAG_LOGICAL_DEV_ID			0x2
118 #define ISAPNP_TAG_COMPAT_DEV_ID			0x3
119 #define ISAPNP_TAG_IRQ_FORMAT				0x4
120 #define		ISAPNP_IRQTYPE_EDGE_PLUS		1
121 #define		ISAPNP_IRQTYPE_EDGE_MINUS		2
122 #define		ISAPNP_IRQTYPE_LEVEL_PLUS		4
123 #define		ISAPNP_IRQTYPE_LEVEL_MINUS		8
124 #define ISAPNP_TAG_DMA_FORMAT				0x5
125 #define		ISAPNP_DMAWIDTH_8			0x00
126 #define		ISAPNP_DMAWIDTH_8_16			0x01
127 #define		ISAPNP_DMAWIDTH_16			0x02
128 #define		ISAPNP_DMAWIDTH_RESERVED		0x03
129 #define		ISAPNP_DMAWIDTH_MASK			0x03
130 #define		ISAPNP_DMAATTR_BUS_MASTER		0x04
131 #define		ISAPNP_DMAATTR_INCR_8			0x08
132 #define		ISAPNP_DMAATTR_INCR_16			0x10
133 #define		ISAPNP_DMAATTR_MASK			0x1c
134 #define		ISAPNP_DMASPEED_COMPAT			0x00
135 #define		ISAPNP_DMASPEED_A			0x20
136 #define		ISAPNP_DMASPEED_B			0x40
137 #define		ISAPNP_DMASPEED_F			0x60
138 #define		ISAPNP_DMASPEED_MASK			0x60
139 #define ISAPNP_TAG_DEP_START				0x6
140 #define		ISAPNP_DEP_PREFERRED			0x0
141 #define		ISAPNP_DEP_ACCEPTABLE			0x1
142 #define		ISAPNP_DEP_FUNCTIONAL			0x2
143 #define		ISAPNP_DEP_RESERVED			0x3
144 #define		ISAPNP_DEP_MASK				0x3
145 #define		ISAPNP_DEP_UNSET			0x80	/* Internal */
146 #define		ISAPNP_DEP_CONFLICTING			0x81	/* Internal */
147 #define ISAPNP_TAG_DEP_END				0x7
148 #define ISAPNP_TAG_IO_PORT_DESC				0x8
149 #define		ISAPNP_IOFLAGS_16			0x1
150 #define ISAPNP_TAG_FIXED_IO_PORT_DESC			0x9
151 #define ISAPNP_TAG_RESERVED1				0xa
152 #define ISAPNP_TAG_RESERVED2				0xb
153 #define ISAPNP_TAG_RESERVED3				0xc
154 #define ISAPNP_TAG_RESERVED4				0xd
155 #define ISAPNP_TAG_VENDOR_DEF				0xe
156 #define ISAPNP_TAG_END					0xf
157 
158 /* Large Tags */
159 #define ISAPNP_LARGE_TAG				0x80
160 #define ISAPNP_TAG_MEM_RANGE_DESC			0x81
161 #define		ISAPNP_MEMATTR_WRITEABLE		0x01
162 #define		ISAPNP_MEMATTR_CACHEABLE		0x02
163 #define		ISAPNP_MEMATTR_HIGH_ADDR		0x04
164 #define		ISAPNP_MEMATTR_SHADOWABLE		0x20
165 #define		ISAPNP_MEMATTR_ROM			0x40
166 #define		ISAPNP_MEMATTR_MASK			0x67
167 #define		ISAPNP_MEMWIDTH_8			0x00
168 #define		ISAPNP_MEMWIDTH_16			0x08
169 #define		ISAPNP_MEMWIDTH_8_16			0x10
170 #define		ISAPNP_MEMWIDTH_32			0x18
171 #define		ISAPNP_MEMWIDTH_MASK			0x18
172 #define ISAPNP_TAG_ANSI_IDENT_STRING			0x82
173 #define ISAPNP_TAG_UNICODE_IDENT_STRING			0x83
174 #define ISAPNP_TAG_VENDOR_DEFINED			0x84
175 #define ISAPNP_TAG_MEM32_RANGE_DESC			0x85
176 #define ISAPNP_TAG_FIXED_MEM32_RANGE_DESC		0x86
177 
178 #endif	/* _DEV_ISA_ISAPNPREG_H_ */
179