ata_raidreg.h

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    1 /*      $NetBSD: ata_raidreg.h,v 1.1 2003/01/27 18:21:28 thorpej Exp $  */
    2 
    3 /*-
    4  * Copyright (c) 2000,2001,2002 Søren Schmidt <sos@FreeBSD.org>
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer,
   12  *    without modification, immediately at the beginning of the file.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  * 3. The name of the author may not be used to endorse or promote products
   17  *    derived from this software without specific prior written permission.
   18  *
   19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   29  */
   30 
   31 #ifndef _DEV_PCI_PCIIDE_PROMISE_RAID_H_
   32 #define _DEV_PCI_PCIIDE_PROMISE_RAID_H_
   33 
   34 /*
   35  * Macro to compute the LBA of the Promise RAID configuration structure,
   36  * using the disk's softc structure.
   37  */
   38 #define PR_LBA(wd)                                                      \
   39         ((((wd)->sc_capacity /                                          \
   40            ((wd)->sc_params.atap_heads * (wd)->sc_params.atap_sectors)) * \
   41           (wd)->sc_params.atap_heads * (wd)->sc_params.atap_sectors) -  \
   42          (wd)->sc_params.atap_sectors)
   43 
   44 struct promise_raid_conf {
   45         char            promise_id[24];
   46 #define PR_MAGIC        "Promise Technology, Inc."
   47 
   48         uint32_t        dummy_0;
   49 
   50         uint64_t        magic_0;
   51         uint16_t        magic_1;
   52         uint32_t        magic_2;
   53         uint8_t         filler1[470];
   54         struct {                                /* 0x200 */
   55                 uint32_t        integrity;
   56 #define PR_I_VALID      0x00000080
   57 
   58                 uint8_t         flags;
   59 #define PR_F_VALID      0x01
   60 #define PR_F_ONLINE     0x02
   61 #define PR_F_ASSIGNED   0x04
   62 #define PR_F_SPARE      0x08
   63 #define PR_F_DUPLICATE  0x10
   64 #define PR_F_REDIR      0x20
   65 #define PR_F_DOWN       0x40
   66 #define PR_F_READY      0x80
   67 
   68                 uint8_t         disk_number;
   69                 uint8_t         channel;
   70                 uint8_t         device;
   71                 uint64_t        magic_0 __attribute__((__packed__));
   72                 uint32_t        disk_offset;    /* 0x210 */
   73                 uint32_t        disk_sectors;
   74                 uint32_t        rebuild_lba;
   75                 uint16_t        generation;
   76                 uint8_t         status;
   77 #define PR_S_VALID      0x01
   78 #define PR_S_ONLINE     0x02
   79 #define PR_S_INITED     0x04
   80 #define PR_S_READY      0x08
   81 #define PR_S_DEGRADED   0x10
   82 #define PR_S_MARKED     0x20
   83 #define PR_S_FUNCTIONAL 0x80
   84 
   85                 uint8_t         type;
   86 #define PR_T_RAID0      0x00
   87 #define PR_T_RAID1      0x01
   88 #define PR_T_RAID3      0x02
   89 #define PR_T_RAID5      0x04
   90 #define PR_T_SPAN       0x08
   91 
   92                 uint8_t         total_disks;    /* 0x220 */
   93                 uint8_t         stripe_shift;
   94                 uint8_t         array_width;
   95                 uint8_t         array_number;
   96                 uint32_t        total_sectors;
   97                 uint16_t        cylinders;
   98                 uint8_t         heads;
   99                 uint8_t         sectors;
  100                 uint64_t        magic_1 __attribute__((__packed__));
  101                 struct {
  102                         uint8_t         flags;
  103                         uint8_t         dummy_0;
  104                         uint8_t         channel;
  105                         uint8_t         device;
  106                         uint64_t        magic_0 __attribute__((__packed__));
  107                 } disk[8];
  108         } raid;
  109         uint32_t        filler2[346];
  110         uint32_t        checksum;
  111 } __attribute__((__packed__));
  112 
  113 #endif /* _DEV_PCI_PCIIDE_PROMISE_RAID_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/ata/ata_raidreg.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/ata/ata_raidreg.h