1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _MD_P_H 20 #define _MD_P_H 21 #define MD_RESERVED_BYTES (64 * 1024) 22 #define MD_RESERVED_SECTORS (MD_RESERVED_BYTES / 512) 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #define MD_RESERVED_BLOCKS (MD_RESERVED_BYTES / BLOCK_SIZE) 25 #define MD_NEW_SIZE_SECTORS(x) ((x & ~(MD_RESERVED_SECTORS - 1)) - MD_RESERVED_SECTORS) 26 #define MD_NEW_SIZE_BLOCKS(x) ((x & ~(MD_RESERVED_BLOCKS - 1)) - MD_RESERVED_BLOCKS) 27 #define MD_SB_BYTES 4096 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 #define MD_SB_WORDS (MD_SB_BYTES / 4) 30 #define MD_SB_BLOCKS (MD_SB_BYTES / BLOCK_SIZE) 31 #define MD_SB_SECTORS (MD_SB_BYTES / 512) 32 #define MD_SB_GENERIC_OFFSET 0 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 #define MD_SB_PERSONALITY_OFFSET 64 35 #define MD_SB_DISKS_OFFSET 128 36 #define MD_SB_DESCRIPTOR_OFFSET 992 37 #define MD_SB_GENERIC_CONSTANT_WORDS 32 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 #define MD_SB_GENERIC_STATE_WORDS 32 40 #define MD_SB_GENERIC_WORDS (MD_SB_GENERIC_CONSTANT_WORDS + MD_SB_GENERIC_STATE_WORDS) 41 #define MD_SB_PERSONALITY_WORDS 64 42 #define MD_SB_DESCRIPTOR_WORDS 32 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 #define MD_SB_DISKS 27 45 #define MD_SB_DISKS_WORDS (MD_SB_DISKS*MD_SB_DESCRIPTOR_WORDS) 46 #define MD_SB_RESERVED_WORDS (1024 - MD_SB_GENERIC_WORDS - MD_SB_PERSONALITY_WORDS - MD_SB_DISKS_WORDS - MD_SB_DESCRIPTOR_WORDS) 47 #define MD_SB_EQUAL_WORDS (MD_SB_GENERIC_WORDS + MD_SB_PERSONALITY_WORDS + MD_SB_DISKS_WORDS) 48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 #define MD_DISK_FAULTY 0 50 #define MD_DISK_ACTIVE 1 51 #define MD_DISK_SYNC 2 52 #define MD_DISK_REMOVED 3 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 #define MD_DISK_WRITEMOSTLY 9 55 typedef struct mdp_device_descriptor_s { 56 __u32 number; 57 __u32 major; 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 __u32 minor; 60 __u32 raid_disk; 61 __u32 state; 62 __u32 reserved[MD_SB_DESCRIPTOR_WORDS - 5]; 63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 } mdp_disk_t; 65 #define MD_SB_MAGIC 0xa92b4efc 66 #define MD_SB_CLEAN 0 67 #define MD_SB_ERRORS 1 68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69 #define MD_SB_BITMAP_PRESENT 8 70 typedef struct mdp_superblock_s { 71 __u32 md_magic; 72 __u32 major_version; 73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74 __u32 minor_version; 75 __u32 patch_version; 76 __u32 gvalid_words; 77 __u32 set_uuid0; 78 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 79 __u32 ctime; 80 __u32 level; 81 __u32 size; 82 __u32 nr_disks; 83 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 84 __u32 raid_disks; 85 __u32 md_minor; 86 __u32 not_persistent; 87 __u32 set_uuid1; 88 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 89 __u32 set_uuid2; 90 __u32 set_uuid3; 91 __u32 gstate_creserved[MD_SB_GENERIC_CONSTANT_WORDS - 16]; 92 __u32 utime; 93 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 94 __u32 state; 95 __u32 active_disks; 96 __u32 working_disks; 97 __u32 failed_disks; 98 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 99 __u32 spare_disks; 100 __u32 sb_csum; 101 #ifdef __BIG_ENDIAN 102 __u32 events_hi; 103 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 104 __u32 events_lo; 105 __u32 cp_events_hi; 106 __u32 cp_events_lo; 107 #else 108 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 109 __u32 events_lo; 110 __u32 events_hi; 111 __u32 cp_events_lo; 112 __u32 cp_events_hi; 113 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 114 #endif 115 __u32 recovery_cp; 116 __u64 reshape_position; 117 __u32 new_level; 118 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 119 __u32 delta_disks; 120 __u32 new_layout; 121 __u32 new_chunk; 122 __u32 gstate_sreserved[MD_SB_GENERIC_STATE_WORDS - 18]; 123 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 124 __u32 layout; 125 __u32 chunk_size; 126 __u32 root_pv; 127 __u32 root_block; 128 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 129 __u32 pstate_reserved[MD_SB_PERSONALITY_WORDS - 4]; 130 mdp_disk_t disks[MD_SB_DISKS]; 131 __u32 reserved[MD_SB_RESERVED_WORDS]; 132 mdp_disk_t this_disk; 133 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 134 } mdp_super_t; 135 struct mdp_superblock_1 { 136 __u32 magic; 137 __u32 major_version; 138 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 139 __u32 feature_map; 140 __u32 pad0; 141 __u8 set_uuid[16]; 142 char set_name[32]; 143 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 144 __u64 ctime; 145 __u32 level; 146 __u32 layout; 147 __u64 size; 148 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 149 __u32 chunksize; 150 __u32 raid_disks; 151 __u32 bitmap_offset; 152 __u32 new_level; 153 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 154 __u64 reshape_position; 155 __u32 delta_disks; 156 __u32 new_layout; 157 __u32 new_chunk; 158 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 159 __u8 pad1[128-124]; 160 __u64 data_offset; 161 __u64 data_size; 162 __u64 super_offset; 163 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 164 __u64 recovery_offset; 165 __u32 dev_number; 166 __u32 cnt_corrected_read; 167 __u8 device_uuid[16]; 168 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 169 __u8 devflags; 170 #define WriteMostly1 1 171 __u8 pad2[64-57]; 172 __u64 utime; 173 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 174 __u64 events; 175 __u64 resync_offset; 176 __u32 sb_csum; 177 __u32 max_dev; 178 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 179 __u8 pad3[64-32]; 180 __u16 dev_roles[0]; 181 }; 182 #define MD_FEATURE_BITMAP_OFFSET 1 183 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 184 #define MD_FEATURE_RECOVERY_OFFSET 2 185 #define MD_FEATURE_RESHAPE_ACTIVE 4 186 #define MD_FEATURE_ALL (1|2|4) 187 #endif 188 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 189