1 | /*
|
---|
2 | * volume_id - reads filesystem label and uuid
|
---|
3 | *
|
---|
4 | * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
|
---|
5 | *
|
---|
6 | * This library is free software; you can redistribute it and/or
|
---|
7 | * modify it under the terms of the GNU Lesser General Public
|
---|
8 | * License as published by the Free Software Foundation; either
|
---|
9 | * version 2.1 of the License, or (at your option) any later version.
|
---|
10 | *
|
---|
11 | * This library is distributed in the hope that it will be useful,
|
---|
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
---|
14 | * Lesser General Public License for more details.
|
---|
15 | *
|
---|
16 | * You should have received a copy of the GNU Lesser General Public
|
---|
17 | * License along with this library; if not, write to the Free Software
|
---|
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
---|
19 | */
|
---|
20 |
|
---|
21 | #include "volume_id_internal.h"
|
---|
22 |
|
---|
23 | struct hpt37x_meta {
|
---|
24 | uint8_t filler1[32];
|
---|
25 | uint32_t magic;
|
---|
26 | } PACKED;
|
---|
27 |
|
---|
28 | struct hpt45x_meta {
|
---|
29 | uint32_t magic;
|
---|
30 | } PACKED;
|
---|
31 |
|
---|
32 | #define HPT37X_CONFIG_OFF 0x1200
|
---|
33 | #define HPT37X_MAGIC_OK 0x5a7816f0
|
---|
34 | #define HPT37X_MAGIC_BAD 0x5a7816fd
|
---|
35 |
|
---|
36 | #define HPT45X_MAGIC_OK 0x5a7816f3
|
---|
37 | #define HPT45X_MAGIC_BAD 0x5a7816fd
|
---|
38 |
|
---|
39 |
|
---|
40 | int FAST_FUNC volume_id_probe_highpoint_37x_raid(struct volume_id *id, uint64_t off)
|
---|
41 | {
|
---|
42 | struct hpt37x_meta *hpt;
|
---|
43 | uint32_t magic;
|
---|
44 |
|
---|
45 | dbg("probing at offset 0x%llx", (unsigned long long) off);
|
---|
46 |
|
---|
47 | hpt = volume_id_get_buffer(id, off + HPT37X_CONFIG_OFF, 0x200);
|
---|
48 | if (hpt == NULL)
|
---|
49 | return -1;
|
---|
50 |
|
---|
51 | magic = hpt->magic;
|
---|
52 | if (magic != cpu_to_le32(HPT37X_MAGIC_OK) && magic != cpu_to_le32(HPT37X_MAGIC_BAD))
|
---|
53 | return -1;
|
---|
54 |
|
---|
55 | // volume_id_set_usage(id, VOLUME_ID_RAID);
|
---|
56 | // id->type = "highpoint_raid_member";
|
---|
57 |
|
---|
58 | return 0;
|
---|
59 | }
|
---|
60 |
|
---|
61 | int FAST_FUNC volume_id_probe_highpoint_45x_raid(struct volume_id *id, uint64_t off, uint64_t size)
|
---|
62 | {
|
---|
63 | struct hpt45x_meta *hpt;
|
---|
64 | uint64_t meta_off;
|
---|
65 | uint32_t magic;
|
---|
66 |
|
---|
67 | dbg("probing at offset 0x%llx, size 0x%llx",
|
---|
68 | (unsigned long long) off, (unsigned long long) size);
|
---|
69 |
|
---|
70 | if (size < 0x10000)
|
---|
71 | return -1;
|
---|
72 |
|
---|
73 | meta_off = ((size / 0x200)-11) * 0x200;
|
---|
74 | hpt = volume_id_get_buffer(id, off + meta_off, 0x200);
|
---|
75 | if (hpt == NULL)
|
---|
76 | return -1;
|
---|
77 |
|
---|
78 | magic = hpt->magic;
|
---|
79 | if (magic != cpu_to_le32(HPT45X_MAGIC_OK) && magic != cpu_to_le32(HPT45X_MAGIC_BAD))
|
---|
80 | return -1;
|
---|
81 |
|
---|
82 | // volume_id_set_usage(id, VOLUME_ID_RAID);
|
---|
83 | // id->type = "highpoint_raid_member";
|
---|
84 |
|
---|
85 | return 0;
|
---|
86 | }
|
---|