2 * volume_id - reads filesystem label and uuid
4 * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
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.
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.
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
35 #include <asm/types.h>
37 #include "volume_id.h"
40 #include "highpoint.h"
45 } __attribute__((packed));
49 } __attribute__((packed));
51 #define HPT37X_CONFIG_OFF 0x1200
52 #define HPT37X_MAGIC_OK 0x5a7816f0
53 #define HPT37X_MAGIC_BAD 0x5a7816fd
55 #define HPT45X_MAGIC_OK 0x5a7816f3
56 #define HPT45X_MAGIC_BAD 0x5a7816fd
59 int volume_id_probe_highpoint_37x_raid(struct volume_id *id, __u64 off)
62 struct hpt37x_meta *hpt;
65 dbg("probing at offset 0x%llx", (unsigned long long) off);
67 buf = volume_id_get_buffer(id, off + HPT37X_CONFIG_OFF, 0x200);
71 hpt = (struct hpt37x_meta *) buf;
72 magic = le32_to_cpu(hpt->magic);
73 if (magic != HPT37X_MAGIC_OK && magic != HPT37X_MAGIC_BAD)
76 volume_id_set_usage(id, VOLUME_ID_RAID);
77 id->type = "highpoint_raid_member";
82 int volume_id_probe_highpoint_45x_raid(struct volume_id *id, __u64 off, __u64 size)
85 struct hpt45x_meta *hpt;
89 dbg("probing at offset 0x%llx, size 0x%llx",
90 (unsigned long long) off, (unsigned long long) size);
95 meta_off = ((size / 0x200)-11) * 0x200;
96 buf = volume_id_get_buffer(id, off + meta_off, 0x200);
100 hpt = (struct hpt45x_meta *) buf;
101 magic = le32_to_cpu(hpt->magic);
102 if (magic != HPT45X_MAGIC_OK && magic != HPT45X_MAGIC_BAD)
105 volume_id_set_usage(id, VOLUME_ID_RAID);
106 id->type = "highpoint_raid_member";