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add idl4k kernel firmware version 1.13.0.105

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This commit is contained in:
Jaroslav Kysela
2015-03-26 17:22:37 +01:00
parent 5194d2792e
commit e9070cdc77
31064 changed files with 12769984 additions and 0 deletions
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2
kernel/include/linux/raid/Kbuild Normal file
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header-y += md_p.h
header-y += md_u.h

277
kernel/include/linux/raid/md_p.h Normal file
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/*
md_p.h : physical layout of Linux RAID devices
Copyright (C) 1996-98 Ingo Molnar, Gadi Oxman
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, or (at your option)
any later version.
You should have received a copy of the GNU General Public License
(for example /usr/src/linux/COPYING); if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _MD_P_H
#define _MD_P_H
#include <linux/types.h>
/*
* RAID superblock.
*
* The RAID superblock maintains some statistics on each RAID configuration.
* Each real device in the RAID set contains it near the end of the device.
* Some of the ideas are copied from the ext2fs implementation.
*
* We currently use 4096 bytes as follows:
*
* word offset function
*
* 0 - 31 Constant generic RAID device information.
* 32 - 63 Generic state information.
* 64 - 127 Personality specific information.
* 128 - 511 12 32-words descriptors of the disks in the raid set.
* 512 - 911 Reserved.
* 912 - 1023 Disk specific descriptor.
*/
/*
* If x is the real device size in bytes, we return an apparent size of:
*
* y = (x & ~(MD_RESERVED_BYTES - 1)) - MD_RESERVED_BYTES
*
* and place the 4kB superblock at offset y.
*/
#define MD_RESERVED_BYTES (64 * 1024)
#define MD_RESERVED_SECTORS (MD_RESERVED_BYTES / 512)
#define MD_NEW_SIZE_SECTORS(x) ((x & ~(MD_RESERVED_SECTORS - 1)) - MD_RESERVED_SECTORS)
#define MD_SB_BYTES 4096
#define MD_SB_WORDS (MD_SB_BYTES / 4)
#define MD_SB_SECTORS (MD_SB_BYTES / 512)
/*
* The following are counted in 32-bit words
*/
#define MD_SB_GENERIC_OFFSET 0
#define MD_SB_PERSONALITY_OFFSET 64
#define MD_SB_DISKS_OFFSET 128
#define MD_SB_DESCRIPTOR_OFFSET 992
#define MD_SB_GENERIC_CONSTANT_WORDS 32
#define MD_SB_GENERIC_STATE_WORDS 32
#define MD_SB_GENERIC_WORDS (MD_SB_GENERIC_CONSTANT_WORDS + MD_SB_GENERIC_STATE_WORDS)
#define MD_SB_PERSONALITY_WORDS 64
#define MD_SB_DESCRIPTOR_WORDS 32
#define MD_SB_DISKS 27
#define MD_SB_DISKS_WORDS (MD_SB_DISKS*MD_SB_DESCRIPTOR_WORDS)
#define MD_SB_RESERVED_WORDS (1024 - MD_SB_GENERIC_WORDS - MD_SB_PERSONALITY_WORDS - MD_SB_DISKS_WORDS - MD_SB_DESCRIPTOR_WORDS)
#define MD_SB_EQUAL_WORDS (MD_SB_GENERIC_WORDS + MD_SB_PERSONALITY_WORDS + MD_SB_DISKS_WORDS)
/*
* Device "operational" state bits
*/
#define MD_DISK_FAULTY 0 /* disk is faulty / operational */
#define MD_DISK_ACTIVE 1 /* disk is running or spare disk */
#define MD_DISK_SYNC 2 /* disk is in sync with the raid set */
#define MD_DISK_REMOVED 3 /* disk is in sync with the raid set */
#define MD_DISK_WRITEMOSTLY 9 /* disk is "write-mostly" is RAID1 config.
* read requests will only be sent here in
* dire need
*/
typedef struct mdp_device_descriptor_s {
__u32 number; /* 0 Device number in the entire set */
__u32 major; /* 1 Device major number */
__u32 minor; /* 2 Device minor number */
__u32 raid_disk; /* 3 The role of the device in the raid set */
__u32 state; /* 4 Operational state */
__u32 reserved[MD_SB_DESCRIPTOR_WORDS - 5];
} mdp_disk_t;
#define MD_SB_MAGIC 0xa92b4efc
/*
* Superblock state bits
*/
#define MD_SB_CLEAN 0
#define MD_SB_ERRORS 1
#define MD_SB_BITMAP_PRESENT 8 /* bitmap may be present nearby */
/*
* Notes:
* - if an array is being reshaped (restriped) in order to change the
* the number of active devices in the array, 'raid_disks' will be
* the larger of the old and new numbers. 'delta_disks' will
* be the "new - old". So if +ve, raid_disks is the new value, and
* "raid_disks-delta_disks" is the old. If -ve, raid_disks is the
* old value and "raid_disks+delta_disks" is the new (smaller) value.
*/
typedef struct mdp_superblock_s {
/*
* Constant generic information
*/
__u32 md_magic; /* 0 MD identifier */
__u32 major_version; /* 1 major version to which the set conforms */
__u32 minor_version; /* 2 minor version ... */
__u32 patch_version; /* 3 patchlevel version ... */
__u32 gvalid_words; /* 4 Number of used words in this section */
__u32 set_uuid0; /* 5 Raid set identifier */
__u32 ctime; /* 6 Creation time */
__u32 level; /* 7 Raid personality */
__u32 size; /* 8 Apparent size of each individual disk */
__u32 nr_disks; /* 9 total disks in the raid set */
__u32 raid_disks; /* 10 disks in a fully functional raid set */
__u32 md_minor; /* 11 preferred MD minor device number */
__u32 not_persistent; /* 12 does it have a persistent superblock */
__u32 set_uuid1; /* 13 Raid set identifier #2 */
__u32 set_uuid2; /* 14 Raid set identifier #3 */
__u32 set_uuid3; /* 15 Raid set identifier #4 */
__u32 gstate_creserved[MD_SB_GENERIC_CONSTANT_WORDS - 16];
/*
* Generic state information
*/
__u32 utime; /* 0 Superblock update time */
__u32 state; /* 1 State bits (clean, ...) */
__u32 active_disks; /* 2 Number of currently active disks */
__u32 working_disks; /* 3 Number of working disks */
__u32 failed_disks; /* 4 Number of failed disks */
__u32 spare_disks; /* 5 Number of spare disks */
__u32 sb_csum; /* 6 checksum of the whole superblock */
#ifdef __BIG_ENDIAN
__u32 events_hi; /* 7 high-order of superblock update count */
__u32 events_lo; /* 8 low-order of superblock update count */
__u32 cp_events_hi; /* 9 high-order of checkpoint update count */
__u32 cp_events_lo; /* 10 low-order of checkpoint update count */
#else
__u32 events_lo; /* 7 low-order of superblock update count */
__u32 events_hi; /* 8 high-order of superblock update count */
__u32 cp_events_lo; /* 9 low-order of checkpoint update count */
__u32 cp_events_hi; /* 10 high-order of checkpoint update count */
#endif
__u32 recovery_cp; /* 11 recovery checkpoint sector count */
/* There are only valid for minor_version > 90 */
__u64 reshape_position; /* 12,13 next address in array-space for reshape */
__u32 new_level; /* 14 new level we are reshaping to */
__u32 delta_disks; /* 15 change in number of raid_disks */
__u32 new_layout; /* 16 new layout */
__u32 new_chunk; /* 17 new chunk size (bytes) */
__u32 gstate_sreserved[MD_SB_GENERIC_STATE_WORDS - 18];
/*
* Personality information
*/
__u32 layout; /* 0 the array's physical layout */
__u32 chunk_size; /* 1 chunk size in bytes */
__u32 root_pv; /* 2 LV root PV */
__u32 root_block; /* 3 LV root block */
__u32 pstate_reserved[MD_SB_PERSONALITY_WORDS - 4];
/*
* Disks information
*/
mdp_disk_t disks[MD_SB_DISKS];
/*
* Reserved
*/
__u32 reserved[MD_SB_RESERVED_WORDS];
/*
* Active descriptor
*/
mdp_disk_t this_disk;
} mdp_super_t;
static inline __u64 md_event(mdp_super_t *sb) {
__u64 ev = sb->events_hi;
return (ev<<32)| sb->events_lo;
}
#define MD_SUPERBLOCK_1_TIME_SEC_MASK ((1ULL<<40) - 1)
/*
* The version-1 superblock :
* All numeric fields are little-endian.
*
* total size: 256 bytes plus 2 per device.
* 1K allows 384 devices.
*/
struct mdp_superblock_1 {
/* constant array information - 128 bytes */
__le32 magic; /* MD_SB_MAGIC: 0xa92b4efc - little endian */
__le32 major_version; /* 1 */
__le32 feature_map; /* bit 0 set if 'bitmap_offset' is meaningful */
__le32 pad0; /* always set to 0 when writing */
__u8 set_uuid[16]; /* user-space generated. */
char set_name[32]; /* set and interpreted by user-space */
__le64 ctime; /* lo 40 bits are seconds, top 24 are microseconds or 0*/
__le32 level; /* -4 (multipath), -1 (linear), 0,1,4,5 */
__le32 layout; /* only for raid5 and raid10 currently */
__le64 size; /* used size of component devices, in 512byte sectors */
__le32 chunksize; /* in 512byte sectors */
__le32 raid_disks;
__le32 bitmap_offset; /* sectors after start of superblock that bitmap starts
* NOTE: signed, so bitmap can be before superblock
* only meaningful of feature_map[0] is set.
*/
/* These are only valid with feature bit '4' */
__le32 new_level; /* new level we are reshaping to */
__le64 reshape_position; /* next address in array-space for reshape */
__le32 delta_disks; /* change in number of raid_disks */
__le32 new_layout; /* new layout */
__le32 new_chunk; /* new chunk size (512byte sectors) */
__u8 pad1[128-124]; /* set to 0 when written */
/* constant this-device information - 64 bytes */
__le64 data_offset; /* sector start of data, often 0 */
__le64 data_size; /* sectors in this device that can be used for data */
__le64 super_offset; /* sector start of this superblock */
__le64 recovery_offset;/* sectors before this offset (from data_offset) have been recovered */
__le32 dev_number; /* permanent identifier of this device - not role in raid */
__le32 cnt_corrected_read; /* number of read errors that were corrected by re-writing */
__u8 device_uuid[16]; /* user-space setable, ignored by kernel */
__u8 devflags; /* per-device flags. Only one defined...*/
#define WriteMostly1 1 /* mask for writemostly flag in above */
__u8 pad2[64-57]; /* set to 0 when writing */
/* array state information - 64 bytes */
__le64 utime; /* 40 bits second, 24 btes microseconds */
__le64 events; /* incremented when superblock updated */
__le64 resync_offset; /* data before this offset (from data_offset) known to be in sync */
__le32 sb_csum; /* checksum upto devs[max_dev] */
__le32 max_dev; /* size of devs[] array to consider */
__u8 pad3[64-32]; /* set to 0 when writing */
/* device state information. Indexed by dev_number.
* 2 bytes per device
* Note there are no per-device state flags. State information is rolled
* into the 'roles' value. If a device is spare or faulty, then it doesn't
* have a meaningful role.
*/
__le16 dev_roles[0]; /* role in array, or 0xffff for a spare, or 0xfffe for faulty */
};
/* feature_map bits */
#define MD_FEATURE_BITMAP_OFFSET 1
#define MD_FEATURE_RECOVERY_OFFSET 2 /* recovery_offset is present and
* must be honoured
*/
#define MD_FEATURE_RESHAPE_ACTIVE 4
#define MD_FEATURE_ALL (1|2|4)
#endif

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kernel/include/linux/raid/md_u.h Normal file
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/*
md_u.h : user <=> kernel API between Linux raidtools and RAID drivers
Copyright (C) 1998 Ingo Molnar
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, or (at your option)
any later version.
You should have received a copy of the GNU General Public License
(for example /usr/src/linux/COPYING); if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _MD_U_H
#define _MD_U_H
/*
* Different major versions are not compatible.
* Different minor versions are only downward compatible.
* Different patchlevel versions are downward and upward compatible.
*/
#define MD_MAJOR_VERSION 0
#define MD_MINOR_VERSION 90
/*
* MD_PATCHLEVEL_VERSION indicates kernel functionality.
* >=1 means different superblock formats are selectable using SET_ARRAY_INFO
* and major_version/minor_version accordingly
* >=2 means that Internal bitmaps are supported by setting MD_SB_BITMAP_PRESENT
* in the super status byte
* >=3 means that bitmap superblock version 4 is supported, which uses
* little-ending representation rather than host-endian
*/
#define MD_PATCHLEVEL_VERSION 3
/* ioctls */
/* status */
#define RAID_VERSION _IOR (MD_MAJOR, 0x10, mdu_version_t)
#define GET_ARRAY_INFO _IOR (MD_MAJOR, 0x11, mdu_array_info_t)
#define GET_DISK_INFO _IOR (MD_MAJOR, 0x12, mdu_disk_info_t)
#define PRINT_RAID_DEBUG _IO (MD_MAJOR, 0x13)
#define RAID_AUTORUN _IO (MD_MAJOR, 0x14)
#define GET_BITMAP_FILE _IOR (MD_MAJOR, 0x15, mdu_bitmap_file_t)
/* configuration */
#define CLEAR_ARRAY _IO (MD_MAJOR, 0x20)
#define ADD_NEW_DISK _IOW (MD_MAJOR, 0x21, mdu_disk_info_t)
#define HOT_REMOVE_DISK _IO (MD_MAJOR, 0x22)
#define SET_ARRAY_INFO _IOW (MD_MAJOR, 0x23, mdu_array_info_t)
#define SET_DISK_INFO _IO (MD_MAJOR, 0x24)
#define WRITE_RAID_INFO _IO (MD_MAJOR, 0x25)
#define UNPROTECT_ARRAY _IO (MD_MAJOR, 0x26)
#define PROTECT_ARRAY _IO (MD_MAJOR, 0x27)
#define HOT_ADD_DISK _IO (MD_MAJOR, 0x28)
#define SET_DISK_FAULTY _IO (MD_MAJOR, 0x29)
#define HOT_GENERATE_ERROR _IO (MD_MAJOR, 0x2a)
#define SET_BITMAP_FILE _IOW (MD_MAJOR, 0x2b, int)
/* usage */
#define RUN_ARRAY _IOW (MD_MAJOR, 0x30, mdu_param_t)
/* 0x31 was START_ARRAY */
#define STOP_ARRAY _IO (MD_MAJOR, 0x32)
#define STOP_ARRAY_RO _IO (MD_MAJOR, 0x33)
#define RESTART_ARRAY_RW _IO (MD_MAJOR, 0x34)
/* 63 partitions with the alternate major number (mdp) */
#define MdpMinorShift 6
#ifdef __KERNEL__
extern int mdp_major;
#endif
typedef struct mdu_version_s {
int major;
int minor;
int patchlevel;
} mdu_version_t;
typedef struct mdu_array_info_s {
/*
* Generic constant information
*/
int major_version;
int minor_version;
int patch_version;
int ctime;
int level;
int size;
int nr_disks;
int raid_disks;
int md_minor;
int not_persistent;
/*
* Generic state information
*/
int utime; /* 0 Superblock update time */
int state; /* 1 State bits (clean, ...) */
int active_disks; /* 2 Number of currently active disks */
int working_disks; /* 3 Number of working disks */
int failed_disks; /* 4 Number of failed disks */
int spare_disks; /* 5 Number of spare disks */
/*
* Personality information
*/
int layout; /* 0 the array's physical layout */
int chunk_size; /* 1 chunk size in bytes */
} mdu_array_info_t;
/* non-obvious values for 'level' */
#define LEVEL_MULTIPATH (-4)
#define LEVEL_LINEAR (-1)
#define LEVEL_FAULTY (-5)
/* we need a value for 'no level specified' and 0
* means 'raid0', so we need something else. This is
* for internal use only
*/
#define LEVEL_NONE (-1000000)
typedef struct mdu_disk_info_s {
/*
* configuration/status of one particular disk
*/
int number;
int major;
int minor;
int raid_disk;
int state;
} mdu_disk_info_t;
typedef struct mdu_start_info_s {
/*
* configuration/status of one particular disk
*/
int major;
int minor;
int raid_disk;
int state;
} mdu_start_info_t;
typedef struct mdu_bitmap_file_s
{
char pathname[4096];
} mdu_bitmap_file_t;
typedef struct mdu_param_s
{
int personality; /* 1,2,3,4 */
int chunk_size; /* in bytes */
int max_fault; /* unused for now */
} mdu_param_t;
#endif

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kernel/include/linux/raid/pq.h Normal file
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/* -*- linux-c -*- ------------------------------------------------------- *
*
* Copyright 2003 H. Peter Anvin - All Rights Reserved
*
* 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, Inc., 53 Temple Place Ste 330,
* Boston MA 02111-1307, USA; either version 2 of the License, or
* (at your option) any later version; incorporated herein by reference.
*
* ----------------------------------------------------------------------- */
#ifndef LINUX_RAID_RAID6_H
#define LINUX_RAID_RAID6_H
#ifdef __KERNEL__
/* Set to 1 to use kernel-wide empty_zero_page */
#define RAID6_USE_EMPTY_ZERO_PAGE 0
#include <linux/blkdev.h>
/* We need a pre-zeroed page... if we don't want to use the kernel-provided
one define it here */
#if RAID6_USE_EMPTY_ZERO_PAGE
# define raid6_empty_zero_page empty_zero_page
#else
extern const char raid6_empty_zero_page[PAGE_SIZE];
#endif
#else /* ! __KERNEL__ */
/* Used for testing in user space */
#include <errno.h>
#include <inttypes.h>
#include <limits.h>
#include <stddef.h>
#include <sys/mman.h>
#include <sys/types.h>
/* Not standard, but glibc defines it */
#define BITS_PER_LONG __WORDSIZE
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
#ifndef PAGE_SIZE
# define PAGE_SIZE 4096
#endif
extern const char raid6_empty_zero_page[PAGE_SIZE];
#define __init
#define __exit
#define __attribute_const__ __attribute__((const))
#define noinline __attribute__((noinline))
#define preempt_enable()
#define preempt_disable()
#define cpu_has_feature(x) 1
#define enable_kernel_altivec()
#define disable_kernel_altivec()
#define EXPORT_SYMBOL(sym)
#define MODULE_LICENSE(licence)
#define subsys_initcall(x)
#define module_exit(x)
#endif /* __KERNEL__ */
/* Routine choices */
struct raid6_calls {
void (*gen_syndrome)(int, size_t, void **);
int (*valid)(void); /* Returns 1 if this routine set is usable */
const char *name; /* Name of this routine set */
int prefer; /* Has special performance attribute */
};
/* Selected algorithm */
extern struct raid6_calls raid6_call;
/* Algorithm list */
extern const struct raid6_calls * const raid6_algos[];
int raid6_select_algo(void);
/* Return values from chk_syndrome */
#define RAID6_OK 0
#define RAID6_P_BAD 1
#define RAID6_Q_BAD 2
#define RAID6_PQ_BAD 3
/* Galois field tables */
extern const u8 raid6_gfmul[256][256] __attribute__((aligned(256)));
extern const u8 raid6_gfexp[256] __attribute__((aligned(256)));
extern const u8 raid6_gfinv[256] __attribute__((aligned(256)));
extern const u8 raid6_gfexi[256] __attribute__((aligned(256)));
/* Recovery routines */
void raid6_2data_recov(int disks, size_t bytes, int faila, int failb,
void **ptrs);
void raid6_datap_recov(int disks, size_t bytes, int faila, void **ptrs);
void raid6_dual_recov(int disks, size_t bytes, int faila, int failb,
void **ptrs);
/* Some definitions to allow code to be compiled for testing in userspace */
#ifndef __KERNEL__
# define jiffies raid6_jiffies()
# define printk printf
# define GFP_KERNEL 0
# define __get_free_pages(x, y) ((unsigned long)mmap(NULL, PAGE_SIZE << (y), \
PROT_READ|PROT_WRITE, \
MAP_PRIVATE|MAP_ANONYMOUS,\
0, 0))
# define free_pages(x, y) munmap((void *)(x), (y)*PAGE_SIZE)
static inline void cpu_relax(void)
{
/* Nothing */
}
#undef HZ
#define HZ 1000
static inline uint32_t raid6_jiffies(void)
{
struct timeval tv;
gettimeofday(&tv, NULL);
return tv.tv_sec*1000 + tv.tv_usec/1000;
}
#endif /* ! __KERNEL__ */
#endif /* LINUX_RAID_RAID6_H */

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kernel/include/linux/raid/xor.h Normal file
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#ifndef _XOR_H
#define _XOR_H
#define MAX_XOR_BLOCKS 4
extern void xor_blocks(unsigned int count, unsigned int bytes,
void *dest, void **srcs);
struct xor_block_template {
struct xor_block_template *next;
const char *name;
int speed;
void (*do_2)(unsigned long, unsigned long *, unsigned long *);
void (*do_3)(unsigned long, unsigned long *, unsigned long *,
unsigned long *);
void (*do_4)(unsigned long, unsigned long *, unsigned long *,
unsigned long *, unsigned long *);
void (*do_5)(unsigned long, unsigned long *, unsigned long *,
unsigned long *, unsigned long *, unsigned long *);
};
#endif