| Current Path : /sys/dev/hptrr/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/dev/hptrr/ldm.h |
/*
* Copyright (c) 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: release/9.1.0/sys/dev/hptrr/ldm.h 176939 2008-03-08 18:06:48Z scottl $
*/
#include <dev/hptrr/hptrr_config.h>
/*
* $Id: ldm.h,v 1.69 2007/11/22 07:31:55 gmm Exp $
* Copyright (C) 2004-2005 HighPoint Technologies, Inc. All rights reserved.
*/
#ifndef _HPT_LDM_H_
#define _HPT_LDM_H_
#define VERMAGIC_LDM 69
#if defined(__cplusplus)
extern "C" {
#endif
#define __hpt_set_ver(x, v1, v2, v3, v4, v5) x ## _R_ ## v1 ## _ ## v2 ## _ ## v3 ## _ ## v4 ## _ ## v5
#define _hpt_set_ver(x, v1, v2, v3, v4, v5) __hpt_set_ver(x, v1, v2, v3, v4, v5)
#define hpt_set_ver(x) _hpt_set_ver(x, VERMAGIC_OSM, VERMAGIC_HIM, VERMAGIC_LDM, VERMAGIC_ARRAY, MAX_MEMBERS)
#define ldm_register_him hpt_set_ver(ldm_register_him)
#define ldm_register_vdev_class hpt_set_ver(ldm_register_vdev_class)
#define ldm_alloc_cmds hpt_set_ver(ldm_alloc_cmds)
#ifndef HPT_INTERFACE_VERSION
#define HPT_INTERFACE_VERSION 0x02000001
#endif
#define MAX_PARTITIONS_PER_DISK 4
#if defined(__MAX_PARTITIONS_PER_DISK) && MAX_PARTITIONS_PER_DISK > __MAX_PARTITIONS_PER_DISK
#error "Please redefine MAX_PARTITIONS_PER_DISK!!!"
#endif
#define MAX(a,b) (((a)>(b))?(a):(b))
#define MIN(a,b) (((a)<(b))?(a):(b))
typedef char check_HPT_TIME_is_unsigned[ (HPT_TIME)(-1) > 0 ? 1 : -1 ];
#define hpt_time_after_eq(a, b) ((long)(a) - (long)(b) >= 0)
#define hpt_time_after(a, b) ((long)(a) - (long)(b) > 0)
struct freelist {
int dma;
HPT_UINT alignment;
HPT_UINT count;
HPT_UINT size;
void * head;
struct freelist *next;
#if DBG
char *tag;
HPT_UINT reserved_count;
#define freelist_debug_tag(list, _tag) (list)->tag = _tag
#else
#define freelist_debug_tag(list, _tag)
#endif
};
void freelist_reserve(struct freelist *list, void *osext, HPT_UINT size, HPT_UINT count);
void *freelist_get(struct freelist *);
void freelist_put(struct freelist *, void *p);
void freelist_reserve_dma(struct freelist *list, void *osext, HPT_UINT size, HPT_UINT alignment, HPT_UINT count);
void *freelist_get_dma(struct freelist *, BUS_ADDRESS *busaddr);
void freelist_put_dma(struct freelist *, void *p, BUS_ADDRESS busaddr);
#define freelist_reserve_with_tag(list, osext, size, count) \
do {\
freelist_debug_tag(list, #list " at " __FILE__);\
freelist_reserve(list, osext, size, count);\
}while(0)
#define freelist_reserve_dma_with_tag(list, osext, size, alignment, count) \
do {\
freelist_debug_tag(list, #list " at " __FILE__);\
freelist_reserve_dma(list, osext, size, alignment, count);\
}while(0)
struct lock_request {
HPT_U64 start, end;
struct lock_request *next;
struct list_head waiters; /* blocked commands */
struct tq_item callback;
int lock_cc;
};
#define INIT_LOCK_REQUEST(req, _start, _end, _cb, _arg, _cc) \
do {\
(req)->next = 0;\
(req)->start = _start;\
(req)->end = _end;\
INIT_TQ_ITEM(&(req)->callback, _cb, _arg);\
INIT_LIST_HEAD(&(req)->waiters);\
(req)->lock_cc = _cc;\
} while (0)
struct task_queue {
struct tq_item *head, *tail;
};
#define TQ_EMPTY(tq) ((tq)->head==0)
struct dmapool_order {
HPT_UINT npages;
struct tq_item wakeup_fn;
struct dmapool_order *next;
};
struct dmapool_client {
void * handle;
HPT_UINT (*shrink)(void *handle, HPT_UINT npages);
int (*resume)(void *handle);
struct dmapool_client *next;
};
typedef struct _VBUS * PVBUS;
typedef struct _VDEV * PVDEV;
void dmapool_register_client(PVBUS vbus, struct dmapool_client *client);
void dmapool_active(PVBUS vbus);
/* return 0 if the request is immediately satisfied, non-zero otherwise. */
int dmapool_make_order(PVBUS vbus, struct dmapool_order *order);
void *dmapool_get_page(PVBUS vbus, BUS_ADDRESS *busaddr);
void *dmapool_get_page_at(PVBUS vbus, void *p, BUS_ADDRESS *busaddr);
void dmapool_put_page(PVBUS vbus, void *p, BUS_ADDRESS busaddr);
void dmapool_init(PVBUS vbus);
HPT_UINT dmapool_max_class_pages(PVBUS vbus);
struct timer_call {
HPT_U32 interval; /*microseconds*/
HPT_TIME expire_time; /*microseconds*/
void (*proc)(void * arg);
void * arg;
struct timer_call ** pprev;
struct timer_call * next;
};
#define ldm_init_timer(timer) do { (timer)->next=0; (timer)->pprev=0; } while (0)
#define INIT_TIMER_CALL(timer, _interval, _proc, _arg) \
do { \
HPT_ASSERT((timer)->next==0 && (timer)->pprev==0);\
(timer)->interval = _interval;\
(timer)->proc = _proc;\
(timer)->arg = _arg;\
} while(0)
void ldm_request_timer(PVBUS vbus, struct timer_call * tc);
void ldm_remove_timer(PVBUS vbus, struct timer_call * tc);
void ldm_on_timer(PVBUS vbus);
typedef struct _LDM_ADAPTER
{
struct _LDM_ADAPTER *next;
HIM *him;
void *him_handle;
PVBUS vbus;
struct freelist freelist_dev;
struct freelist freelist_plugged_dpc;
HPT_BOOL master;
}
LDM_ADAPTER, *PLDM_ADAPTER;
typedef struct _IOCTL_ARG
{
struct list_head link;
PVBUS vbus;
HPT_U32 dwIoControlCode;
HPT_U32 nInBufferSize;
HPT_U32 nOutBufferSize;
void * lpInBuffer;
void * lpOutBuffer;
HPT_U32 *lpBytesReturned;
void * ioctl_cmnd;
void (* done)(struct _IOCTL_ARG *);
int result; /* HPT_IOCTL_RESULT_ */
struct tq_item dpc;
} IOCTL_ARG;
#define HPT_IOCTL_RESULT_OK 0
#define HPT_IOCTL_RESULT_FAILED (-1)
#define HPT_IOCTL_RESULT_INVALID (-2)
#define HPT_IOCTL_RESULT_RETRY (-3)
#define HPT_IOCTL_RESULT_WRONG_VBUS (-4)
void ldm_ioctl( PVBUS vbus, IOCTL_ARG *IAPnt);
HPT_U32 ldm_get_device_id(PVDEV vd); /* for ioctl */
void ldm_set_rebuild_priority(PVBUS vbus, int priority);
void ldm_set_autorebuild(PVBUS vbus, int enable);
void ldm_set_spindown_disks_timeout(PVBUS vbus, HPT_U8 timeout);
#ifndef __HPT_RAW_LBA
#define __HPT_RAW_LBA HPT_RAW_LBA
#endif
#include <dev/hptrr/array.h>
typedef struct hpt_raw_disk
{
#ifdef SUPPORT_ARRAY
PRAW_PARTITION raw_part_list;
__HPT_RAW_LBA max_available_capacity;
__HPT_RAW_LBA total_available_capacity;
#endif
__HPT_RAW_LBA real_capacity;
__HPT_RAW_LBA head_position;
HPT_U16 max_sectors_per_cmd;
HPT_U8 max_queue_depth;
HPT_U8 user_select_mode;
HPT_UINT uninitialized : 1;
HPT_UINT legacy_disk : 1;
HPT_UINT is_spare : 1;
HPT_UINT v3_format : 1;
HPT_UINT need_sync : 1;
HPT_UINT temp_spare : 1;
HPT_UINT need_check_array : 1;
HPT_UINT df_user_mode_set: 1;
HPT_UINT df_read_ahead_set: 1;
HPT_UINT enable_read_ahead : 1;
HPT_UINT df_write_cache_set: 1;
HPT_UINT enable_write_cache : 1;
HPT_UINT df_tcq_set: 1;
HPT_UINT enable_tcq : 1;
HPT_UINT df_ncq_set: 1;
HPT_UINT enable_ncq : 1;
HIM * him;
int index;
PLDM_ADAPTER adapter;
void * phy_dev;
PIDENTIFY_DATA2 identify_data;
char model[40];
struct tq_item reset_dpc;
int reset_pending;
struct tq_item fail_dpc;
int fail_pending;
}
HPT_RAW_DISK, *PHPT_RAW_DISK;
struct vdev_class
{
struct vdev_class *next;
HPT_U8 __type;
HPT_U8 stripped; /* RAID0,3,5,6 */
HPT_U8 redundancy; /* RAID1-1, RAID3/5-1, RAID6-2 */
HPT_U8 must_init; /* RAID3,5,6 */
HPT_U8 docache;
HPT_UINT vbus_ext_size;
HPT_UINT vbus_ext_offset; /* used by LDM */
HPT_UINT dev_ext_size;
HPT_UINT cmd_ext_size;
void (*get_mem_info)(PVBUS vbus, void *osext, int phydev_count);
void (*queue_cmd)(PCOMMAND cmd);
void (*member_failed)(struct _VDEV * vd);
void (*initialize)(PVBUS vbus);
void (*release)(PVBUS vbus);
int (*add)(PVDEV vd);
void (*remove)(PVDEV vd);
void (*reset)(PVDEV vd);
void (*sync_stamp)(PVDEV vd);
int (*support_type)(int type);
};
#define VDEV_CLASS_CONSTRUCTOR(type, prefix) { \
0, \
type, \
prefix ## _stripped, \
prefix ## _redundancy, \
prefix ## _must_init, \
0, \
prefix ## _vbus_ext_size, \
0, \
prefix ## _dev_ext_size, \
prefix ## _cmd_ext_size, \
prefix ## _get_mem_info, \
prefix ## _queue_cmd, \
prefix ## _member_failed, \
prefix ## _initialize, \
prefix ## _release, \
prefix ## _add, \
prefix ## _remove, \
prefix ## _reset, \
prefix ## _sync_stamp, \
0 \
}
#define VD_RAW 1
#define VD_PARTITION 4
#define mIsArray(vdev_type) ((vdev_type)>VD_PARTITION)
#define VD_RAID0 5
#define VD_RAID1 6
#define VD_JBOD 7
#define VD_RAID5 8
#define VD_RAID6 9
#define VD_RAID3 10
#define VD_RAID4 11
#define VD_RAID1E 12
#define MAX_VD_TYPE_ID 12
struct vdev_class *ldm_find_vdev_class(HPT_U8 type);
typedef struct _VDEV {
PVBUS vbus;
struct vdev_class *Class;
HPT_U8 type;
PVDEV parent;
void * ext;
HPT_U64 capacity;
int target_id;
HPT_UINT cmds_per_request;
union {
#ifdef SUPPORT_ARRAY
HPT_ARRAY array;
HPT_PARTITION partition;
#endif
HPT_RAW_DISK raw;
} u;
HPT_U8 vf_online : 1;
HPT_U8 vf_bootmark : 1;
HPT_U8 vf_bootable : 1;
HPT_U8 vf_resetting: 1;
HPT_U8 vf_quiesced: 1;
HPT_U8 vf_clslock: 1;
HPT_U8 cache_policy; /* see CACHE_POLICY_* */
HPT_UINT cq_len;
HPT_UINT cmds_sent;
struct list_head link;
struct list_head cq_wait_send;
struct list_head cq_sent;
int cq_priority;
struct list_head cq_wait_lock;
struct lock_request *locks_granted;
struct lock_request *locks_wait;
HPT_U32 ioctl_id;
void * cc_ext;
}
VDEV;
#define CACHE_POLICY_NONE 0
#define CACHE_POLICY_WRITE_THROUGH 1
#define CACHE_POLICY_WRITE_BACK 2
extern HIM *him_list;
void ldm_register_him(PHIM him);
void ldm_register_vdev_class(struct vdev_class *Class);
HPT_BOOL ldm_register_adapter(PLDM_ADAPTER adapter);
int init_config(void);
HPT_UINT ldm_get_vbus_size(void);
void ldm_create_vbus(PVBUS vbus, void *osext);
void ldm_get_mem_info(PVBUS vbus, void *osext);
void *ldm_get_vbus_ext(PVBUS vbus, struct vdev_class *Class);
PVBUS ldm_get_next_vbus(PVBUS vbus, void **posext);
#define ldm_for_each_vbus(vbus, vbus_ext) \
for (vbus = ldm_get_next_vbus(0, (void **)(void *)&vbus_ext); vbus; \
vbus = ldm_get_next_vbus(vbus, (void **)(void *)&vbus_ext))
void ldm_initialize_vbus_async(PVBUS vbus, PLDM_ADAPTER master_adapter, void (*done)(void *osext));
/* ldm_initialize_vbus is deprecated since it will hold the CPU too long. */
#define ldm_initialize_vbus(vbus, adapter) ldm_initialize_vbus_async(vbus, adapter, 0)
void ldm_release_vbus(PVBUS vbus);
PVDEV ldm_create_vdev(PVBUS vbus, HPT_U8 type);
void ldm_release_vdev(PVDEV vd);
PVDEV ldm_find_target(PVBUS vbus, int id);
PVDEV ldm_find_stamp(PVBUS vbus, HPT_U32 stamp, int seq);
PCOMMAND ldm_alloc_cmds(PVBUS vbus, HPT_UINT cnt);
void ldm_free_cmds(PCOMMAND cmd);
HPT_UINT ldm_get_cmd_size(void);
PCOMMAND ldm_alloc_cmds_from_list(PVBUS vbus, struct freelist *list, HPT_UINT cnt);
void ldm_free_cmds_to_list(struct freelist *list, PCOMMAND cmd);
PCOMMAND __ldm_alloc_cmd(struct freelist *list);
#ifdef OS_SUPPORT_TASK
#define CMD_SET_PRIORITY(cmd, pri) cmd->priority = (pri)
#else
#define CMD_SET_PRIORITY(cmd, pri)
#endif
#define CMD_GROUP_GET(grp, cmd) \
do {\
grp->grplist->count++;\
cmd = __ldm_alloc_cmd(grp->grplist);\
cmd->vbus = grp->vbus;\
cmd->grplist = grp->grplist;\
CMD_SET_PRIORITY(cmd, grp->priority);\
} while(0)
#define CMD_GROUP_PUT(grp, cmd) \
do {\
freelist_put(grp->grplist, cmd);\
grp->grplist->count--;\
} while (0)
void ldm_queue_cmd(PCOMMAND cmd);
void vdev_queue_cmd(PCOMMAND cmd);
void ldm_finish_cmd(PCOMMAND cmd);
int ldm_acquire_lock(PVDEV vd, struct lock_request *req);
void ldm_release_lock(PVDEV vd, struct lock_request *req);
void ldm_queue_task(struct task_queue *tq, struct tq_item *t);
void ldm_queue_vbus_dpc(PVBUS vbus, struct tq_item *t);
HPT_BOOL ldm_intr(PVBUS vbus);
void ldm_run(PVBUS vbus);
int ldm_idle(PVBUS vbus);
int ldm_reset_vbus(PVBUS vbus);
void ldm_suspend(PVBUS vbus);
void ldm_resume(PVBUS vbus);
void ldm_shutdown(PVBUS vbus);/*shutdown all the controllers*/
#define HIM_EVENT_DEVICE_REMOVED 1
#define HIM_EVENT_DEVICE_PLUGGED 2
#define HIM_EVENT_DEVICE_ERROR 3
#define HIM_EVENT_RESET_REQUIRED 4
#define HIM_EVENT_QUIESCE_DEVICE 5
#define HIM_EVENT_UNQUIESCE_DEVICE 6
#define HIM_EVENT_CONFIG_CHANGED 7
void ldm_event_notify(HPT_U32 event, void *arg1, void *arg2);
void log_sector_repair(PVDEV vd, int success, HPT_LBA lba, HPT_U16 nsectors);
void ldm_register_device(PVDEV vd);
void ldm_unregister_device(PVDEV vd);
PVBUS him_handle_to_vbus(void * him_handle);
void ldm_ide_fixstring (HPT_U8 *s, const int bytecount);
#if defined(__cplusplus)
}
#endif
#endif