/*      $NetBSD: biovar.h,v 1.11 2022/05/10 14:13:09 msaitoh Exp $ */
/*      $OpenBSD: biovar.h,v 1.26 2007/03/19 03:02:08 marco Exp $       */

/*
* Copyright (c) 2002 Niklas Hallqvist.  All rights reserved.
* Copyright (c) 2005 Marco Peereboom.  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 ``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 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.
*/

/*
* Devices getting ioctls through this interface should use ioctl class 'B'
* and command numbers starting from 32, lower ones are reserved for generic
* ioctls.  All ioctl data must be structures which start with a void *
* cookie.
*/

#ifndef _DEV_BIOVAR_H_
#define _DEV_BIOVAR_H_

#include <sys/types.h>
#include <sys/device.h>
#include <sys/ioccom.h>

#ifndef _KERNEL
#include <stdbool.h>
#endif

struct bio_common {
       void            *bc_cookie;
};

/* convert name to a cookie */
#define BIOCLOCATE _IOWR('B', 0, struct bio_locate)
struct bio_locate {
       void            *bl_cookie;
       char            *bl_name;
};

#ifdef _KERNEL
int     bio_register(device_t, int (*)(device_t, u_long, void *));
void    bio_unregister(device_t);
#endif

#define BIOCINQ _IOWR('B', 32, struct bioc_inq)
struct bioc_inq {
       void            *bi_cookie;

       char            bi_dev[16];     /* controller device */
       int             bi_novol;       /* nr of volumes */
       int             bi_nodisk;      /* nr of total disks */
};

#define BIOCDISK_NOVOL  _IOWR('b', 38, struct bioc_disk)
#define BIOCDISK        _IOWR('B', 33, struct bioc_disk)
/* structure that represents a disk in a RAID volume */
struct bioc_disk {
       void            *bd_cookie;

       uint16_t        bd_channel;
       uint16_t        bd_target;
       uint16_t        bd_lun;
       uint16_t        bd_other_id;    /* unused for now  */

       int             bd_volid;       /* associate with volume */
       int             bd_diskid;      /* virtual disk */
       int             bd_status;      /* current status */
#define BIOC_SDONLINE           0x00
#define BIOC_SDONLINE_S         "Online"
#define BIOC_SDOFFLINE          0x01
#define BIOC_SDOFFLINE_S        "Offline"
#define BIOC_SDFAILED           0x02
#define BIOC_SDFAILED_S         "Failed"
#define BIOC_SDREBUILD          0x03
#define BIOC_SDREBUILD_S        "Rebuild"
#define BIOC_SDHOTSPARE         0x04
#define BIOC_SDHOTSPARE_S       "Hot spare"
#define BIOC_SDUNUSED           0x05
#define BIOC_SDUNUSED_S         "Unused"
#define BIOC_SDSCRUB            0x06
#define BIOC_SDSCRUB_S          "Scrubbing"
#define BIOC_SDPASSTHRU         0x07
#define BIOC_SDPASSTHRU_S       "Pass through"
#define BIOC_SDINVALID          0xff
#define BIOC_SDINVALID_S        "Invalid"
       uint64_t        bd_size;        /* size of the disk */

       char            bd_vendor[32];  /* scsi string */
       char            bd_serial[32];  /* serial number */
       char            bd_procdev[16]; /* processor device */

       bool            bd_disknovol;   /* disk not associated with volumes */
};

/* COMPATIBILITY */
#ifdef _KERNEL
#define OBIOCDISK       _IOWR('B', 33, struct obioc_disk)
/* structure that represents a disk in a RAID volume (compat) */
struct obioc_disk {
       void            *bd_cookie;
       uint16_t        bd_channel;
       uint16_t        bd_target;
       uint16_t        bd_lun;
       uint16_t        bd_other_id;
       int             bd_volid;
       int             bd_diskid;
       int             bd_status;
       uint64_t        bd_size;
       char            bd_vendor[32];
       char            bd_serial[32];
       char            bd_procdev[16];
};
#endif

#define BIOCVOL _IOWR('B', 34, struct bioc_vol)
/* structure that represents a RAID volume */
struct bioc_vol {
       void            *bv_cookie;
       int             bv_volid;       /* volume id */

       int16_t         bv_percent;     /* percent done operation */
       uint16_t        bv_seconds;     /* seconds of progress so far */

       int             bv_status;      /* current status */
#define BIOC_SVONLINE           0x00
#define BIOC_SVONLINE_S         "Online"
#define BIOC_SVOFFLINE          0x01
#define BIOC_SVOFFLINE_S        "Offline"
#define BIOC_SVDEGRADED         0x02
#define BIOC_SVDEGRADED_S       "Degraded"
#define BIOC_SVBUILDING         0x03
#define BIOC_SVBUILDING_S       "Building"
#define BIOC_SVSCRUB            0x04
#define BIOC_SVSCRUB_S          "Scrubbing"
#define BIOC_SVREBUILD          0x05
#define BIOC_SVREBUILD_S        "Rebuild"
#define BIOC_SVMIGRATING        0x06
#define BIOC_SVMIGRATING_S      "Migrating"
#define BIOC_SVCHECKING         0x07
#define BIOC_SVCHECKING_S       "Checking"
#define BIOC_SVINVALID          0xff
#define BIOC_SVINVALID_S        "Invalid"
       uint64_t        bv_size;        /* size of the disk */
       int             bv_level;       /* raid level */
#define BIOC_SVOL_RAID01        0x0e
#define BIOC_SVOL_RAID10        0x1e
#define BIOC_SVOL_UNUSED        0xaa
#define BIOC_SVOL_HOTSPARE      0xbb
#define BIOC_SVOL_PASSTHRU      0xcc

       int             bv_nodisk;      /* nr of drives */

       char            bv_dev[16];     /* device */
       char            bv_vendor[32];  /* scsi string */

       uint16_t        bv_stripe_size; /* stripe size in KB */
};

/* COMPATIBILITY */
#ifdef _KERNEL
#define OBIOCVOL _IOWR('B', 34, struct obioc_vol)
/* structure that represents a RAID volume */
struct obioc_vol {
       void            *bv_cookie;
       int             bv_volid;
       int16_t         bv_percent;
       uint16_t        bv_seconds;
       int             bv_status;
       uint64_t        bv_size;
       int             bv_level;
       int             bv_nodisk;
       char            bv_dev[16];
       char            bv_vendor[32];
};
#endif

#define BIOCALARM _IOWR('B', 35, struct bioc_alarm)
struct bioc_alarm {
       void            *ba_cookie;
       int             ba_opcode;

       int             ba_status;      /* only used with get state */
#define BIOC_SADISABLE          0x00    /* disable alarm */
#define BIOC_SAENABLE           0x01    /* enable alarm */
#define BIOC_SASILENCE          0x02    /* silence alarm */
#define BIOC_GASTATUS           0x03    /* get status */
#define BIOC_SATEST             0x04    /* test alarm */
};

#define BIOCBLINK _IOWR('B', 36, struct bioc_blink)
struct bioc_blink {
       void            *bb_cookie;
       uint16_t        bb_channel;
       uint16_t        bb_target;

       int             bb_status;      /* current status */
#define BIOC_SBUNBLINK          0x00    /* disable blinking */
#define BIOC_SBBLINK            0x01    /* enable blink */
#define BIOC_SBALARM            0x02    /* enable alarm blink */
};

#define BIOCSETSTATE _IOWR('B', 37, struct bioc_setstate)
struct bioc_setstate {
       void            *bs_cookie;
       uint16_t        bs_channel;
       uint16_t        bs_target;
       uint16_t        bs_lun;
       uint16_t        bs_other_id;    /* unused for now  */

       int             bs_status;      /* change to this status */
#define BIOC_SSONLINE           0x00    /* online disk */
#define BIOC_SSOFFLINE          0x01    /* offline disk */
#define BIOC_SSHOTSPARE         0x02    /* mark as hotspare */
#define BIOC_SSREBUILD          0x03    /* rebuild on this disk */
#define BIOC_SSDELHOTSPARE      0x04    /* unmark as hotspare */
#define BIOC_SSPASSTHRU         0x05    /* mark as pass-through */
#define BIOC_SSDELPASSTHRU      0x06    /* unmark as pass-through */
#define BIOC_SSCHECKSTART_VOL   0x07    /* start consistency check in vol# */
#define BIOC_SSCHECKSTOP_VOL    0x08    /* stop consistency check in vol# */
       int             bs_volid;       /* volume id for rebuild */
};

#define BIOCVOLOPS _IOWR('B', 39, struct bioc_volops)
struct bioc_volops {
       void            *bc_cookie;
       uint64_t        bc_size;        /* size of the volume set */
       uint64_t        bc_other_id;    /* unused for now */
       uint32_t        bc_devmask;     /* device mask for the volume set */

       uint16_t        bc_channel;
       uint16_t        bc_target;
       uint16_t        bc_lun;
       uint16_t        bc_stripe;      /* stripe size */
       uint16_t        bc_level;       /* RAID level requested */

       int             bc_opcode;
#define BIOC_VCREATE_VOLUME     0x00    /* create new volume */
#define BIOC_VREMOVE_VOLUME     0x01    /* remove volume */
       int             bc_volid;       /* volume id to be created/removed */
};

struct envsys_data;
void bio_disk_to_envsys(struct envsys_data *, const struct bioc_disk *);
void bio_vol_to_envsys(struct envsys_data *, const struct bioc_vol *) ;

#endif /* ! _DEV_BIOVAR_H_ */

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