/* * volume_id - reads filesystem label and uuid * * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "volume_id_internal.h" struct hpt37x_meta { uint8_t filler1[32]; uint32_t magic; } PACKED; struct hpt45x_meta { uint32_t magic; } PACKED; #define HPT37X_CONFIG_OFF 0x1200 #define HPT37X_MAGIC_OK 0x5a7816f0 #define HPT37X_MAGIC_BAD 0x5a7816fd #define HPT45X_MAGIC_OK 0x5a7816f3 #define HPT45X_MAGIC_BAD 0x5a7816fd int FAST_FUNC volume_id_probe_highpoint_37x_raid(struct volume_id *id, uint64_t off) { struct hpt37x_meta *hpt; uint32_t magic; dbg("probing at offset 0x%llx", (unsigned long long) off); hpt = volume_id_get_buffer(id, off + HPT37X_CONFIG_OFF, 0x200); if (hpt == NULL) return -1; magic = hpt->magic; if (magic != cpu_to_le32(HPT37X_MAGIC_OK) && magic != cpu_to_le32(HPT37X_MAGIC_BAD)) return -1; // volume_id_set_usage(id, VOLUME_ID_RAID); // id->type = "highpoint_raid_member"; return 0; } int FAST_FUNC volume_id_probe_highpoint_45x_raid(struct volume_id *id, uint64_t off, uint64_t size) { struct hpt45x_meta *hpt; uint64_t meta_off; uint32_t magic; dbg("probing at offset 0x%llx, size 0x%llx", (unsigned long long) off, (unsigned long long) size); if (size < 0x10000) return -1; meta_off = ((size / 0x200)-11) * 0x200; hpt = volume_id_get_buffer(id, off + meta_off, 0x200); if (hpt == NULL) return -1; magic = hpt->magic; if (magic != cpu_to_le32(HPT45X_MAGIC_OK) && magic != cpu_to_le32(HPT45X_MAGIC_BAD)) return -1; // volume_id_set_usage(id, VOLUME_ID_RAID); // id->type = "highpoint_raid_member"; return 0; }