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/*-
* Copyright (c) 2011 HighPoint Technologies, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <dev/hpt27xx/hpt27xx_config.h>
#ifndef _HPT_ARRAY_H_
#define _HPT_ARRAY_H_
#define VERMAGIC_ARRAY 46
#if defined(__cplusplus)
extern "C" {
#endif
#define MAX_ARRAY_NAME 16
#ifndef MAX_MEMBERS
#define MAX_MEMBERS 16
#endif
#if MAX_MEMBERS<=16
typedef HPT_U16 HPT_MMASK;
#elif MAX_MEMBERS<=32
typedef HPT_U32 HPT_MMASK;
#elif MAX_MEMBERS<=64
typedef HPT_U64 HPT_MMASK;
#else
#error "MAX_MEMBERS too large"
#endif
#define HPT_MMASK_VALUE(x) (HPT_MMASK)((HPT_MMASK)1<<(x))
#if MAX_MEMBERS<32
#define HPT_MMASK_VALUE_SAFE(x) HPT_MMASK_VALUE(x)
#else
#define HPT_MMASK_VALUE_SAFE(x) ((x)>=MAX_MEMBERS? (HPT_MMASK)0 : HPT_MMASK_VALUE(x))
#endif
#define MAX_REBUILD_SECTORS 128
typedef struct _RAID_FLAGS {
HPT_UINT rf_need_initialize : 1;
HPT_UINT rf_need_rebuild: 1;
HPT_UINT rf_need_sync: 1;
/* ioctl flags */
HPT_UINT rf_auto_rebuild: 1;
HPT_UINT rf_rebuilding: 1;
HPT_UINT rf_verifying: 1;
HPT_UINT rf_initializing: 1;
HPT_UINT rf_abort_verifying: 1;
HPT_UINT rf_raid15: 1;
HPT_UINT rf_v3_format : 1;
HPT_UINT rf_need_transform : 1;
HPT_UINT rf_transforming : 1;
HPT_UINT rf_abort_transform : 1;
HPT_UINT rf_log_write: 1;
} RAID_FLAGS;
typedef struct transform_cmd_ext
{
HPT_LBA lba;
HPT_U16 total_sectors;
HPT_U16 finished_sectors;
} TRANSFORM_CMD_EXT , *PTRANSFORM_CMD_EXT;
#define TO_MOVE_DATA 0
#define TO_INITIALIZE 1
#define TO_INITIALIZE_ONLY 2
#define TO_MOVE_DATA_ONLY 3
typedef struct hpt_transform
{
HPT_U32 stamp;
PVDEV source;
PVDEV target;
struct list_head link;
HPT_U8 transform_from_tail;
struct tq_item task;
struct lock_request lock;
TRANSFORM_CMD_EXT cmdext;
HPT_U64 transform_point;
HPT_U16 transform_sectors_per_step;
HPT_U8 operation;
HPT_U8 disabled;
} HPT_TRANSFORM, *PHPT_TRANSFORM;
typedef struct hpt_array
{
HPT_U32 array_stamp;
HPT_U32 data_stamp;
HPT_U32 array_sn;
HPT_U8 ndisk;
HPT_U8 block_size_shift;
HPT_U16 strip_width;
HPT_U8 sector_size_shift; /*sector size = 512B<<sector_size_shift*/
HPT_U8 jid;
HPT_U8 reserved[2];
HPT_MMASK outdated_members;
HPT_MMASK offline_members;
PVDEV member[MAX_MEMBERS];
RAID_FLAGS flags;
HPT_U64 rebuilt_sectors;
HPT_U8 name[MAX_ARRAY_NAME];
PHPT_TRANSFORM transform;
TIME_RECORD create_time;
HPT_U8 description[64];
HPT_U8 create_manager[16];
#ifdef OS_SUPPORT_TASK
int floating_priority;
OSM_TASK ioctl_task;
IOCTL_ARG ioctl_arg;
char ioctl_inbuf[sizeof(PVDEV)+sizeof(HPT_U64)+sizeof(HPT_U16)];
char ioctl_outbuf[sizeof(HPT_UINT)];
#endif
} HPT_ARRAY, *PHPT_ARRAY;
#ifdef OS_SUPPORT_TASK
void ldm_start_rebuild(struct _VDEV *pArray);
#else
#define ldm_start_rebuild(pArray)
#endif
typedef struct _raw_partition{
struct _raw_partition * next;
__HPT_RAW_LBA start;
__HPT_RAW_LBA capacity;
PVDEV vd_part;
} RAW_PARTITION, *PRAW_PARTITION;
typedef struct hpt_partiton
{
PVDEV raw_disk;
__HPT_RAW_LBA des_location;
PRAW_PARTITION raw_part;
HPT_U8 del_mbr;
HPT_U8 reserved[3];
} HPT_PARTITION, *PHPT_PARTITION;
void ldm_check_array_online(PVDEV pArray);
void ldm_generic_member_failed(PVDEV member);
void ldm_sync_array_info(PVDEV pArray);
void ldm_sync_array_stamp(PVDEV pArray);
void ldm_add_spare_to_array(PVDEV pArray, PVDEV spare_partition);
#if defined(__cplusplus)
}
#endif
#endif
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