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
|
/* $NetBSD: ata_raidvar.h,v 1.12 2010/07/06 18:03:21 bsh Exp $ */
/*
* Copyright (c) 2003 Wasabi Systems, Inc.
* All rights reserved.
*
* Written by Jason R. Thorpe for Wasabi Systems, Inc.
*
* 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 for the NetBSD Project by
* Wasabi Systems, Inc.
* 4. The name of Wasabi Systems, Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC
* 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_ATA_ATA_RAIDVAR_H_
#define _DEV_ATA_ATA_RAIDVAR_H_
#include <sys/queue.h>
/*
* Types of RAID configurations we support. Do not change the order
* of this list, as it will change the order in which the arrays are
* sorted.
*
* If this list is updated, ensure the array in
* ata_raid.c:ata_raid_type_name() is also updated.
*/
#define ATA_RAID_TYPE_PROMISE 0
#define ATA_RAID_TYPE_ADAPTEC 1
#define ATA_RAID_TYPE_VIA 2
#define ATA_RAID_TYPE_NVIDIA 3
#define ATA_RAID_TYPE_JMICRON 4
#define ATA_RAID_TYPE_INTEL 5
#define ATA_RAID_TYPE_MAX 5
/*
* Max # of disks supported by a single array. This is limited by
* the number that the individual controller config blocks can support:
*
* Promise 8
*/
#define ATA_RAID_MAX_DISKS 8
struct ataraid_disk_info {
device_t adi_dev; /* disk's device */
int adi_status; /* disk's status */
uint64_t adi_sectors;
uint64_t adi_compsize; /* in sectors */
};
/* adi_status */
#define ADI_S_ONLINE 0x01
#define ADI_S_ASSIGNED 0x02
#define ADI_S_SPARE 0x04
struct ataraid_array_info {
TAILQ_ENTRY(ataraid_array_info) aai_list;
device_t aai_ld; /* associated logical disk */
u_int aai_type; /* array type */
u_int aai_arrayno; /* array number */
int aai_level; /* RAID level */
int aai_generation; /* config generation # */
int aai_status; /* array status */
/* Geometry info. */
u_int aai_interleave; /* stripe size */
u_int aai_width; /* array width */
u_int aai_ndisks; /* number of disks */
u_int aai_heads; /* tracks/cyl */
u_int aai_sectors; /* secs/track */
u_int aai_cylinders; /* cyl/unit */
uint64_t aai_capacity; /* in sectors */
daddr_t aai_offset; /* component start offset */
uint64_t aai_reserved; /* component reserved sectors */
char aai_name[32]; /* array volume name */
uint aai_curdisk; /* to enumerate component disks */
struct ataraid_disk_info aai_disks[ATA_RAID_MAX_DISKS];
};
/* aai_level */
#define AAI_L_SPAN 0x01
#define AAI_L_RAID0 0x02
#define AAI_L_RAID1 0x04
#define AAI_L_RAID5 0x08
/* aai_status */
#define AAI_S_READY 0x01
#define AAI_S_DEGRADED 0x02
struct vnode;
struct wd_softc;
typedef TAILQ_HEAD(, ataraid_array_info) ataraid_array_info_list_t;
extern ataraid_array_info_list_t ataraid_array_info_list;
void ata_raid_check_component(device_t);
const char *ata_raid_type_name(u_int);
struct ataraid_array_info *ata_raid_get_array_info(u_int, u_int);
int ata_raid_config_block_rw(struct vnode *, daddr_t, void *,
size_t, int);
struct vnode *ata_raid_disk_vnode_find(struct ataraid_disk_info *);
/* Promise RAID support */
int ata_raid_read_config_promise(struct wd_softc *);
/* Adaptec HostRAID support */
int ata_raid_read_config_adaptec(struct wd_softc *);
/* VIA V-RAID support */
int ata_raid_read_config_via(struct wd_softc *);
/* nVidia MediaShield support */
int ata_raid_read_config_nvidia(struct wd_softc *);
/* JMicron RAID support */
int ata_raid_read_config_jmicron(struct wd_softc *);
/* Intel MatrixRAID support */
int ata_raid_read_config_intel(struct wd_softc *);
#endif /* _DEV_ATA_ATA_RAIDVAR_H_ */
|