summaryrefslogtreecommitdiff
path: root/sys/dev/std/ieee1212reg.h
blob: c60f22134c3ca697662286a95f2626919243e62b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
/*	$OpenBSD: ieee1212reg.h,v 1.1 2002/06/25 17:11:49 itojun Exp $	*/
/*	$NetBSD: ieee1212reg.h,v 1.7 2002/04/02 10:10:54 jmc Exp $	*/

/*-
 * Copyright (c) 2000 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by 
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *        This product includes software developed by the NetBSD
 *        Foundation, Inc. and its contributors.
 * 4. Neither the name of The NetBSD Foundation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _DEV_STD_IEEE1212REG_H_
#define _DEV_STD_IEEE1212REG_H_

/* This file contains definitions from ISO/IEC 1312 or ANSI/IEEE Std 1212
 *	Informaton techonology
 *		Microprocessor systes
 *			Control and Status Registers (CSR)
 *			Architecture for microcomputer buses
 *	First edition 1994-10-05
 */

/* Lock transaction codes (Table 5)
 */
#define	P1212_XTCODE_RESERVED_0		0
#define	P1212_XTCODE_MASK_SWAP		1
#define	P1212_XTCODE_COMPARE_SWAP	2
#define	P1212_XTCODE_FETCH_ADD		3
#define	P1212_XTCODE_LITTLE_ADD		4
#define	P1212_XTCODE_BOUNDED_ADD	5
#define	P1212_XTCODE_WRAP_ADD		6
#define	P1212_XTCODE_VENDOR_DEPENDENT	7

/*	Header:		Rom Format (1 Quadlet)
 *	Bus Info Block:	<info-length> Quadlets
 *	Root Directory
 *	Unit Directory
 *	Root & Unit Leaves
 *	Vendor Dependent Information
 */
/* ROM Formats
 *	0x00-0x000000		Initializing
 *	0x01-0xzzyyxx		Minimal (zz-yy-xx is an OUI)
 *	0xii-0xcc-0xllll	General (ii is info-length, 
 *				cc is crc-length, llll is length)
 */

#define	P1212_ROMFMT_INIT			0x00
#define	P1212_ROMFMT_MINIMAL			0x01

/*	uint32_t P1212_ROMFMT_MK_INIT(void)
 */
#define	P1212_ROMFMT_MK_INIT()			0x00000000

/*	uint32_t P1212_ROMFMT_MK_MINIMAL(const uint8_t *oui);
 */
#define	P1212_ROMFMT_MK_MINIMAL(oui) \
	((P1212_ROMFMT_MINIMAL << 24) \
	 | ((oui[0]) << 16) \
	 | ((oui[1]) <<  8) \
	 | ((oui[2]) <<  0))

/*	uint32_t P1212_ROMFMT_MK_GENERAL(size_t info_len, size_t crc_len,
 *			uint16_t crc);
 */
#define	P1212_ROMFMT_MK_GENERAL(info_len, crc_len, crc_value) \
	(((info_len) << 24) \
	 | ((crc_len) << 16) \
	 | ((crc_value) << 0))

/*	unsigned P1212_ROMFMT_GET_FMT(uint32_t);
 */
#define	P1212_ROMFMT_GET_FMT(quadlet)	(((quadlet) >> 24) & 0xff)

/*	void P1212_ROMFMT_GET_OUI(uint32_t quadlet, uint8_t *oui);
 */
#define	P1212_ROMTFMT_GET_OUI(quadlet, oui) do { \
	(oui)[0] = ((quadlet) >> 16) & 0xff; \
	(oui)[1] = ((quadlet) >>  8) & 0xff; \
	(oui)[2] = ((quadlet) >>  0) & 0xff; \
   } while (0)

/*	size_t P1212_ROMGET_GET_INFOLEN(uint32_t quadlet);
 */
#define	P1212_ROMFMT_GET_INFOLEN(quadlet)	(((quadlet) >> 24) & 0xff)

/*	size_t P1212_ROMGET_GET_CRCLEN(uint32_t quadlet);
 */
#define	P1212_ROMFMT_GET_CRCLEN(quadlet)	(((quadlet) >> 16) & 0xff)

/*	size_t P1212_ROMGET_GET_CRC(uint32_t quadlet);
 */
#define	P1212_ROMFMT_GET_CRC(quadlet)		((uint16_t)(quadlet))

/*      uint8_t      P1212_DIRENT_GET_KEY(uint32_t quadlet);
 */
#define P1212_DIRENT_GET_KEY(quadlet)           (((quadlet) >> 24) & 0xff)

/*	unsigned int P1212_DIRENT_GET_KEYTYPE(uint32_t quadlet);
 */
#define	P1212_DIRENT_GET_KEYTYPE(quadlet)	(((quadlet) >> 30) & 0x03)

/*	unsigned int P1212_DIRENT_GET_KEYVALUE(uint32_t quadlet);
 */
#define	P1212_DIRENT_GET_KEYVALUE(quadlet)	(((quadlet) >> 24) & 0x3f)

/*	unsigned int P1212_DIRENT_GET_OFFSET(uint32_t quadlet);
 */
#define	P1212_DIRENT_GET_OFFSET(quadlet)	((quadlet) & 0xffffff)

/*	unsigned int P1212_DIRENT_GET_VALUE(uint32_t quadlet);
 */
#define	P1212_DIRENT_GET_VALUE(quadlet)		((quadlet) & 0xffffff)

/*      u_int16_t P1212_DIRENT_GET_LEN(quadlet);
 */
#define P1212_DIRENT_GET_LEN(quadlet)           (((quadlet) >> 16) & 0xffff)

/*      u_int16_t P1212_DIRENT_GET_CRC(quadlet);
 */
#define P1212_DIRENT_GET_CRC(quadlet)           ((uint16_t)(quadlet))

/* Key Types are stored in bits 31-30 of a directory entry.
 */

#define	P1212_KEYTYPE_Immediate			0x00
#define	P1212_KEYTYPE_Offset			0x01
#define	P1212_KEYTYPE_Leaf			0x02
#define	P1212_KEYTYPE_Directory			0x03

/* Key Values are stored in bits 29-24 of a directory entry.
 */
#define	P1212_KEYVALUE_Textual_Descriptor	0x01	/* leaf | directory */
#define	P1212_KEYVALUE_Bus_Dependent_Info	0x02	/* leaf | directory */
#define	P1212_KEYVALUE_Module_Vendor_Id		0x03	/* immediate */
#define	P1212_KEYVALUE_Module_Hw_Version	0x04	/* immediate */
#define	P1212_KEYVALUE_Module_Spec_Id		0x05	/* immediate */
#define	P1212_KEYVALUE_Module_Sw_Version	0x06	/* immediate */
#define	P1212_KEYVALUE_Module_Dependent_Info	0x07	/* leaf | directory */
#define	P1212_KEYVALUE_Node_Vendor_Id		0x08	/* immediate */
#define	P1212_KEYVALUE_Node_Hw_Version		0x09	/* immediate */
#define	P1212_KEYVALUE_Node_Spec_Id		0x0a	/* immediate */
#define	P1212_KEYVALUE_Node_Sw_Version		0x0b	/* immediate */
#define	P1212_KEYVALUE_Node_Capabilities	0x0c	/* immediate */
#define	P1212_KEYVALUE_Node_Unique_Id		0x0d	/* leaf */
#define	P1212_KEYVALUE_Node_Units_Extent	0x0e	/* immediate | offset */
#define	P1212_KEYVALUE_Node_Memory_Extent	0x0f	/* immediate | offset */
#define	P1212_KEYVALUE_Node_Dependent_Info	0x10	/* leaf | directory */
#define	P1212_KEYVALUE_Unit_Directory		0x11	/* directory */
#define	P1212_KEYVALUE_Unit_Spec_Id		0x12	/* immediate */
#define	P1212_KEYVALUE_Unit_Sw_Version		0x13	/* immediate */
#define	P1212_KEYVALUE_Unit_Dependent_Info	0x14	/* leaf | directory */
#define	P1212_KEYVALUE_Unit_Location		0x15	/* leaf */
#define	P1212_KEYVALUE_Unit_Poll_Mask		0x16	/* immediate */

/*
 * Items not in original p1212 standard but are in proposed drafts and in use
 * already in some roms.
 */

#define P1212_KEYVALUE_Model                    0x17    /* immediate */
#define P1212_KEYVALUR_Instance_Directory       0x18    /* directory */
#define P1212_KEYVALUE_Keyword                  0x19    /* leaf */
#define P1212_KEYVALUE_Feature_Directory        0x1A    /* directory */
#define P1212_KEYVALUE_Extended_ROM             0x1B    /* leaf */
#define P1212_KEYVALUE_Extended_Key_Spec_Id     0x1C    /* immediate */
#define P1212_KEYVALUE_Extended_Key             0x1D    /* immediate */
#define P1212_KEYVALUE_Extended_Data            0x1E    /* imm|leaf|dir|offset */
#define P1212_KEYVALUE_Modifiable_Descriptor    0x1F    /* leaf */
#define P1212_KEYVALUE_Directory_Id             0x20    /* immediate */

#define	P1212_KEYTYPE_STRINGS { "Immediate", "Offset", "Leaf", "Directory" }

#define P1212_KEYVALUE_STRINGS { "Root-Directory", \
	"Textual-Descriptor", "Bus-Dependent-Info", "Module-Vendor-Id", \
	"Module-Hw-Version", "Module-Spec-Id", "Module-Sw-Version", \
	"Module-Dependent-Info", "Node-Vendor-Id", "Node-Hw_Version", \
	"Node-Spec-Id", "Node-Sw-Verson", "Node-Capabilities", \
	"Node-Unique-Id", "Node-Units-Extent", "Node-Memory-Extent", \
	"Node-Dependent-Info", "Unit-Directory", "Unit-Spec-Id", \
	"Unit-Sw-Version", "Unit-Dependent-Info", "Unit-Location", \
	"Unit-Poll-Mask", "Model", "Instance-Directory", "Keyword", \
        "Feature-Directory", "Extended-ROM", "Extended-Key-Spec-Id", \
        "Extended-Key", "Extended-Data", "Modifiable-Descriptor", \
        "Directory-Id" }

/* Leaf nodes look like:
 *
 *	[0]	0xnnnn-0xcccc		length, crc16
 *	[n]
 *
 * Text leaves look like:
 *	[0]	0xnnnn-0xcccc		length, crc16
 *	[1]	0xtt-0xiiiiii		specifier type, specifier id
 *	[2]	0xllllllll		language id
 */

#define	P1212_TEXT_Min_Leaf_Length 0x3
#define P1212_TEXT_GET_Spec_Type(quadlet)	(((quadlet) & 0xff000000) >> 24)
#define P1212_TEXT_GET_Spec_Id(quadlet)		((quadlet) & 0xffffff)

/*
 * Directory nodes look like:
 *	[0]	0xnnnn-0xcccc		length, crc16
 *	[1]	direntry
 *	[n]	direntry
 */

/* Some definitions for the p1212_find routines. */

#define P1212_FIND_SEARCHALL          0x1
#define P1212_FIND_RETURNALL          0x2

/* Mask definitions for overriding the p1212 standard checks. */

/*
 * XXX: Note that some of these go away if full p1212r support is done as
 * a lot of the restrictions were lifted there in what can go where. 
 */


/* Normally dependent info can only be leaf or directory. Allow offsets also */
#define P1212_ALLOW_DEPENDENT_INFO_OFFSET_TYPE	0x1

/* Same thing applies for immediate types. */
#define P1212_ALLOW_DEPENDENT_INFO_IMMED_TYPE	0x2
#define P1212_ALLOW_VENDOR_DIRECTORY_TYPE	0x4

#endif	/* _DEV_STD_IEEE1212REG_H_ */