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"
33 } __attribute__((packed));
37 } __attribute__((packed));
39 #define HPT37X_CONFIG_OFF 0x1200
40 #define HPT37X_MAGIC_OK 0x5a7816f0
41 #define HPT37X_MAGIC_BAD 0x5a7816fd
43 #define HPT45X_MAGIC_OK 0x5a7816f3
44 #define HPT45X_MAGIC_BAD 0x5a7816fd
47 int volume_id_probe_highpoint_37x_raid(struct volume_id *id, uint64_t off)
50 struct hpt37x_meta *hpt;
53 dbg("probing at offset 0x%llx", (unsigned long long) off);
55 buf = volume_id_get_buffer(id, off + HPT37X_CONFIG_OFF, 0x200);
59 hpt = (struct hpt37x_meta *) buf;
60 magic = le32_to_cpu(hpt->magic);
61 if (magic != HPT37X_MAGIC_OK && magic != HPT37X_MAGIC_BAD)
64 volume_id_set_usage(id, VOLUME_ID_RAID);
65 id->type = "highpoint_raid_member";
70 int volume_id_probe_highpoint_45x_raid(struct volume_id *id, uint64_t off, uint64_t size)
73 struct hpt45x_meta *hpt;
77 dbg("probing at offset 0x%llx, size 0x%llx",
78 (unsigned long long) off, (unsigned long long) size);
83 meta_off = ((size / 0x200)-11) * 0x200;
84 buf = volume_id_get_buffer(id, off + meta_off, 0x200);
88 hpt = (struct hpt45x_meta *) buf;
89 magic = le32_to_cpu(hpt->magic);
90 if (magic != HPT45X_MAGIC_OK && magic != HPT45X_MAGIC_BAD)
93 volume_id_set_usage(id, VOLUME_ID_RAID);
94 id->type = "highpoint_raid_member";