2 * volume_id - reads filesystem label and uuid
4 * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation version 2 of the License.
26 #include "volume_id.h"
29 #include "highpoint.h"
34 } __attribute__((packed));
38 } __attribute__((packed));
40 #define HPT37X_CONFIG_OFF 0x1200
41 #define HPT37X_MAGIC_OK 0x5a7816f0
42 #define HPT37X_MAGIC_BAD 0x5a7816fd
44 #define HPT45X_MAGIC_OK 0x5a7816f3
45 #define HPT45X_MAGIC_BAD 0x5a7816fd
48 int volume_id_probe_highpoint_37x_raid(struct volume_id *id, uint64_t off)
51 struct hpt37x_meta *hpt;
54 dbg("probing at offset 0x%llx", (unsigned long long) off);
56 buf = volume_id_get_buffer(id, off + HPT37X_CONFIG_OFF, 0x200);
60 hpt = (struct hpt37x_meta *) buf;
61 magic = le32_to_cpu(hpt->magic);
62 if (magic != HPT37X_MAGIC_OK && magic != HPT37X_MAGIC_BAD)
65 volume_id_set_usage(id, VOLUME_ID_RAID);
66 id->type = "highpoint_raid_member";
71 int volume_id_probe_highpoint_45x_raid(struct volume_id *id, uint64_t off, uint64_t size)
74 struct hpt45x_meta *hpt;
78 dbg("probing at offset 0x%llx, size 0x%llx",
79 (unsigned long long) off, (unsigned long long) size);
84 meta_off = ((size / 0x200)-11) * 0x200;
85 buf = volume_id_get_buffer(id, off + meta_off, 0x200);
89 hpt = (struct hpt45x_meta *) buf;
90 magic = le32_to_cpu(hpt->magic);
91 if (magic != HPT45X_MAGIC_OK && magic != HPT45X_MAGIC_BAD)
94 volume_id_set_usage(id, VOLUME_ID_RAID);
95 id->type = "highpoint_raid_member";