Gitiles
Code Review Sign In
gerrit.omnirom.org / android_bionic / d2be3802582e69bfaf1a8ab02849bc44c4fa2ce6 / . / libc / kernel / uapi / linux / raid / md_p.h
blob: bdf8e7ccb5dfb997987ed0d91c6dbef5c50e6666 [file] [log] [blame]
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]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#include <linux/types.h>
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]22#include <asm/byteorder.h>
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]23/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]24#define MD_RESERVED_BYTES (64 * 1024)
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]25#define MD_RESERVED_SECTORS (MD_RESERVED_BYTES / 512)
26#define MD_NEW_SIZE_SECTORS(x) ((x & ~(MD_RESERVED_SECTORS - 1)) - MD_RESERVED_SECTORS)
27#define MD_SB_BYTES 4096
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]28/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]29#define MD_SB_WORDS (MD_SB_BYTES / 4)
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]30#define MD_SB_SECTORS (MD_SB_BYTES / 512)
31#define MD_SB_GENERIC_OFFSET 0
32#define MD_SB_PERSONALITY_OFFSET 64
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]33/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]34#define MD_SB_DISKS_OFFSET 128
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]35#define MD_SB_DESCRIPTOR_OFFSET 992
36#define MD_SB_GENERIC_CONSTANT_WORDS 32
37#define MD_SB_GENERIC_STATE_WORDS 32
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]38/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]39#define MD_SB_GENERIC_WORDS (MD_SB_GENERIC_CONSTANT_WORDS + MD_SB_GENERIC_STATE_WORDS)
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]40#define MD_SB_PERSONALITY_WORDS 64
41#define MD_SB_DESCRIPTOR_WORDS 32
42#define MD_SB_DISKS 27
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]43/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]44#define MD_SB_DISKS_WORDS (MD_SB_DISKS * MD_SB_DESCRIPTOR_WORDS)
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]45#define MD_SB_RESERVED_WORDS (1024 - MD_SB_GENERIC_WORDS - MD_SB_PERSONALITY_WORDS - MD_SB_DISKS_WORDS - MD_SB_DESCRIPTOR_WORDS)
46#define MD_SB_EQUAL_WORDS (MD_SB_GENERIC_WORDS + MD_SB_PERSONALITY_WORDS + MD_SB_DISKS_WORDS)
47#define MD_DISK_FAULTY 0
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]48/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]49#define MD_DISK_ACTIVE 1
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]50#define MD_DISK_SYNC 2
51#define MD_DISK_REMOVED 3
52#define MD_DISK_WRITEMOSTLY 9
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]53/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]54typedef struct mdp_device_descriptor_s {
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]55 __u32 number;
56 __u32 major;
57 __u32 minor;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]58/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]59 __u32 raid_disk;
60 __u32 state;
61 __u32 reserved[MD_SB_DESCRIPTOR_WORDS - 5];
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]62} mdp_disk_t;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]63/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]64#define MD_SB_MAGIC 0xa92b4efc
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]65#define MD_SB_CLEAN 0
66#define MD_SB_ERRORS 1
67#define MD_SB_BITMAP_PRESENT 8
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]68/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]69typedef struct mdp_superblock_s {
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]70 __u32 md_magic;
71 __u32 major_version;
72 __u32 minor_version;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]73/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]74 __u32 patch_version;
75 __u32 gvalid_words;
76 __u32 set_uuid0;
77 __u32 ctime;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]78/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]79 __u32 level;
80 __u32 size;
81 __u32 nr_disks;
82 __u32 raid_disks;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]83/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]84 __u32 md_minor;
85 __u32 not_persistent;
86 __u32 set_uuid1;
87 __u32 set_uuid2;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]88/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]89 __u32 set_uuid3;
90 __u32 gstate_creserved[MD_SB_GENERIC_CONSTANT_WORDS - 16];
91 __u32 utime;
92 __u32 state;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]93/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]94 __u32 active_disks;
95 __u32 working_disks;
96 __u32 failed_disks;
97 __u32 spare_disks;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]98/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]99 __u32 sb_csum;
Elliott Hughes8cb52b02013-11-21 13:43:23 -0800[diff] [blame]100#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN)
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]101 __u32 events_hi;
102 __u32 events_lo;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]103/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]104 __u32 cp_events_hi;
105 __u32 cp_events_lo;
106#elif defined(__BYTE_ORDER)?__BYTE_ORDER==__LITTLE_ENDIAN:defined(__LITTLE_ENDIAN)
107 __u32 events_lo;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]108/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]109 __u32 events_hi;
110 __u32 cp_events_lo;
111 __u32 cp_events_hi;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]112#else
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]113/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]114#error unspecified endianness
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]115#endif
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]116 __u32 recovery_cp;
117 __u64 reshape_position;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]118/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]119 __u32 new_level;
120 __u32 delta_disks;
121 __u32 new_layout;
122 __u32 new_chunk;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]123/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]124 __u32 gstate_sreserved[MD_SB_GENERIC_STATE_WORDS - 18];
125 __u32 layout;
126 __u32 chunk_size;
127 __u32 root_pv;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]128/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]129 __u32 root_block;
130 __u32 pstate_reserved[MD_SB_PERSONALITY_WORDS - 4];
131 mdp_disk_t disks[MD_SB_DISKS];
132 __u32 reserved[MD_SB_RESERVED_WORDS];
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]133/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]134 mdp_disk_t this_disk;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]135} mdp_super_t;
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]136#define MD_SUPERBLOCK_1_TIME_SEC_MASK ((1ULL << 40) - 1)
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]137struct mdp_superblock_1 {
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]138/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]139 __le32 magic;
140 __le32 major_version;
141 __le32 feature_map;
142 __le32 pad0;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]143/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]144 __u8 set_uuid[16];
145 char set_name[32];
146 __le64 ctime;
147 __le32 level;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]148/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]149 __le32 layout;
150 __le64 size;
151 __le32 chunksize;
152 __le32 raid_disks;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]153/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]154 __le32 bitmap_offset;
155 __le32 new_level;
156 __le64 reshape_position;
157 __le32 delta_disks;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]158/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]159 __le32 new_layout;
160 __le32 new_chunk;
161 __le32 new_offset;
162 __le64 data_offset;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]163/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]164 __le64 data_size;
165 __le64 super_offset;
166 __le64 recovery_offset;
167 __le32 dev_number;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]168/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]169 __le32 cnt_corrected_read;
170 __u8 device_uuid[16];
171 __u8 devflags;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]172#define WriteMostly1 1
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]173/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]174 __u8 bblog_shift;
175 __le16 bblog_size;
176 __le32 bblog_offset;
177 __le64 utime;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]178/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]179 __le64 events;
180 __le64 resync_offset;
181 __le32 sb_csum;
182 __le32 max_dev;
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]183/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]184 __u8 pad3[64 - 32];
185 __le16 dev_roles[0];
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]186};
187#define MD_FEATURE_BITMAP_OFFSET 1
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]188/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]189#define MD_FEATURE_RECOVERY_OFFSET 2
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]190#define MD_FEATURE_RESHAPE_ACTIVE 4
191#define MD_FEATURE_BAD_BLOCKS 8
192#define MD_FEATURE_REPLACEMENT 16
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]193/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]194#define MD_FEATURE_RESHAPE_BACKWARDS 32
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]195#define MD_FEATURE_NEW_OFFSET 64
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]196#define MD_FEATURE_RECOVERY_BITMAP 128
Tao Baod7db5942015-01-28 10:07:51 -0800[diff] [blame]197#define MD_FEATURE_ALL (MD_FEATURE_BITMAP_OFFSET | MD_FEATURE_RECOVERY_OFFSET | MD_FEATURE_RESHAPE_ACTIVE | MD_FEATURE_BAD_BLOCKS | MD_FEATURE_REPLACEMENT | MD_FEATURE_RESHAPE_BACKWARDS | MD_FEATURE_NEW_OFFSET | MD_FEATURE_RECOVERY_BITMAP)
Christopher Ferris38062f92014-07-09 15:33:25 -0700[diff] [blame]198/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
Ben Cheng655a7c02013-10-16 16:09:24 -0700[diff] [blame]199#endif