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188 lines
4.7 KiB
C
188 lines
4.7 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2004-2011 HighPoint Technologies, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <dev/hpt27xx/hpt27xx_config.h>
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#ifndef _HPT_ARRAY_H_
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#define _HPT_ARRAY_H_
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#define VERMAGIC_ARRAY 46
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#if defined(__cplusplus)
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extern "C" {
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#endif
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#define MAX_ARRAY_NAME 16
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#ifndef MAX_MEMBERS
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#define MAX_MEMBERS 16
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#endif
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#if MAX_MEMBERS<=16
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typedef HPT_U16 HPT_MMASK;
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#elif MAX_MEMBERS<=32
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typedef HPT_U32 HPT_MMASK;
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#elif MAX_MEMBERS<=64
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typedef HPT_U64 HPT_MMASK;
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#else
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#error "MAX_MEMBERS too large"
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#endif
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#define HPT_MMASK_VALUE(x) (HPT_MMASK)((HPT_MMASK)1<<(x))
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#if MAX_MEMBERS<32
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#define HPT_MMASK_VALUE_SAFE(x) HPT_MMASK_VALUE(x)
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#else
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#define HPT_MMASK_VALUE_SAFE(x) ((x)>=MAX_MEMBERS? (HPT_MMASK)0 : HPT_MMASK_VALUE(x))
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#endif
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#define MAX_REBUILD_SECTORS 128
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typedef struct _RAID_FLAGS {
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HPT_UINT rf_need_initialize : 1;
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HPT_UINT rf_need_rebuild: 1;
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HPT_UINT rf_need_sync: 1;
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/* ioctl flags */
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HPT_UINT rf_auto_rebuild: 1;
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HPT_UINT rf_rebuilding: 1;
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HPT_UINT rf_verifying: 1;
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HPT_UINT rf_initializing: 1;
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HPT_UINT rf_abort_verifying: 1;
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HPT_UINT rf_raid15: 1;
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HPT_UINT rf_v3_format : 1;
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HPT_UINT rf_need_transform : 1;
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HPT_UINT rf_transforming : 1;
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HPT_UINT rf_abort_transform : 1;
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HPT_UINT rf_log_write: 1;
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} RAID_FLAGS;
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typedef struct transform_cmd_ext
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{
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HPT_LBA lba;
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HPT_U16 total_sectors;
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HPT_U16 finished_sectors;
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} TRANSFORM_CMD_EXT , *PTRANSFORM_CMD_EXT;
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#define TO_MOVE_DATA 0
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#define TO_INITIALIZE 1
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#define TO_INITIALIZE_ONLY 2
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#define TO_MOVE_DATA_ONLY 3
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typedef struct hpt_transform
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{
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HPT_U32 stamp;
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PVDEV source;
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PVDEV target;
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struct list_head link;
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HPT_U8 transform_from_tail;
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struct tq_item task;
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struct lock_request lock;
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TRANSFORM_CMD_EXT cmdext;
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HPT_U64 transform_point;
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HPT_U16 transform_sectors_per_step;
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HPT_U8 operation;
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HPT_U8 disabled;
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} HPT_TRANSFORM, *PHPT_TRANSFORM;
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typedef struct hpt_array
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{
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HPT_U32 array_stamp;
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HPT_U32 data_stamp;
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HPT_U32 array_sn;
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HPT_U8 ndisk;
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HPT_U8 block_size_shift;
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HPT_U16 strip_width;
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HPT_U8 sector_size_shift; /*sector size = 512B<<sector_size_shift*/
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HPT_U8 jid;
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HPT_U8 reserved[2];
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HPT_MMASK outdated_members;
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HPT_MMASK offline_members;
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PVDEV member[MAX_MEMBERS];
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RAID_FLAGS flags;
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HPT_U64 rebuilt_sectors;
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HPT_U8 name[MAX_ARRAY_NAME];
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PHPT_TRANSFORM transform;
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TIME_RECORD create_time;
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HPT_U8 description[64];
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HPT_U8 create_manager[16];
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#ifdef OS_SUPPORT_TASK
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int floating_priority;
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OSM_TASK ioctl_task;
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IOCTL_ARG ioctl_arg;
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char ioctl_inbuf[sizeof(PVDEV)+sizeof(HPT_U64)+sizeof(HPT_U16)];
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char ioctl_outbuf[sizeof(HPT_UINT)];
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#endif
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} HPT_ARRAY, *PHPT_ARRAY;
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#ifdef OS_SUPPORT_TASK
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void ldm_start_rebuild(struct _VDEV *pArray);
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#else
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#define ldm_start_rebuild(pArray)
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#endif
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typedef struct _raw_partition{
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struct _raw_partition * next;
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__HPT_RAW_LBA start;
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__HPT_RAW_LBA capacity;
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PVDEV vd_part;
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} RAW_PARTITION, *PRAW_PARTITION;
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typedef struct hpt_partiton
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{
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PVDEV raw_disk;
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__HPT_RAW_LBA des_location;
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PRAW_PARTITION raw_part;
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HPT_U8 del_mbr;
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HPT_U8 reserved[3];
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} HPT_PARTITION, *PHPT_PARTITION;
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void ldm_check_array_online(PVDEV pArray);
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void ldm_generic_member_failed(PVDEV member);
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void ldm_sync_array_info(PVDEV pArray);
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void ldm_sync_array_stamp(PVDEV pArray);
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void ldm_add_spare_to_array(PVDEV pArray, PVDEV spare_partition);
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#if defined(__cplusplus)
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}
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#endif
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#endif
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