| /* |
| * mdadm - manage Linux "md" devices aka RAID arrays. |
| * |
| * Copyright (C) 2010 Neil Brown <neilb@suse.de> |
| * |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| * |
| * Author: Neil Brown |
| * Email: <neil@brown.name> |
| * |
| */ |
| |
| /* Structure definitions ext for MBR and GPT partition tables |
| */ |
| |
| #define MBR_SIGNATURE_MAGIC __cpu_to_le16(0xAA55) |
| #define MBR_PARTITIONS 4 |
| |
| struct MBR_part_record { |
| __u8 bootable; |
| __u8 first_head; |
| __u8 first_sector; |
| __u8 first_cyl; |
| __u8 part_type; |
| __u8 last_head; |
| __u8 last_sector; |
| __u8 last_cyl; |
| __u32 first_sect_lba; |
| __u32 blocks_num; |
| } __attribute__((packed)); |
| |
| struct MBR { |
| __u8 pad[446]; |
| struct MBR_part_record parts[MBR_PARTITIONS]; |
| __u16 magic; |
| } __attribute__((packed)); |
| |
| #define GPT_SIGNATURE_MAGIC __cpu_to_le64(0x5452415020494645ULL) |
| #define MBR_GPT_PARTITION_TYPE 0xEE |
| |
| struct GPT_part_entry { |
| unsigned char type_guid[16]; |
| unsigned char partition_guid[16]; |
| __u64 starting_lba; |
| __u64 ending_lba; |
| unsigned char attr_bits[8]; |
| unsigned char name[72]; |
| } __attribute__((packed)); |
| |
| struct GPT { |
| __u64 magic; |
| __u32 revision; |
| __u32 header_size; |
| __u32 crc; |
| __u32 pad1; |
| __u64 current_lba; |
| __u64 backup_lba; |
| __u64 first_lba; |
| __u64 last_lba; |
| __u8 guid[16]; |
| __u64 part_start; |
| __u32 part_cnt; |
| __u32 part_size; |
| __u32 part_crc; |
| __u8 pad2[420]; |
| } __attribute__((packed)); |