usr/src/cmd/addbadsec/badsec.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*      Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */
  22 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T   */
  23 /*        All Rights Reserved   */
  24
  25 /*
  26  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  27  * Use is subject to license terms.
  28  */
  29
  30 #ifndef _BADSEC_H
  31 #define _BADSEC_H
  32
  33 #ifdef  __cplusplus
  34 extern "C" {
  35 #endif
  36
  37 #define BADSECFILE      "/etc/scsi/badsec"
  38 #define FAILURE 0
  39 #define SUCCESS 1
  40
  41 #define MAXBLENT        4
  42 struct  badsec_lst {
  43         int             bl_cnt;
  44         struct  badsec_lst *bl_nxt;
  45         blkaddr_t       bl_sec[MAXBLENT];
  46 };
  47
  48 #define BADSLSZ         sizeof (struct badsec_lst)
  49
  50 #define ALTS_ADDPART    0x1     /* add alternate partition              */
  51 struct  alts_mempart {                  /* incore alts partition info   */
  52         int     ap_flag;                /* flag for alternate partition */
  53         struct  alts_parttbl *ap_tblp;  /* alts partition table         */
  54         int     ap_tbl_secsiz;          /* alts parttbl sector size     */
  55         uchar_t *ap_memmapp;            /* incore alternate sector map  */
  56         uchar_t *ap_mapp;               /* alternate sector map         */
  57         int     ap_map_secsiz;          /* alts partmap sector size     */
  58         int     ap_map_sectot;          /* alts partmap # sector        */
  59         struct  alts_ent *ap_entp;      /* alternate sector entry table */
  60         int     ap_ent_secsiz;          /* alts entry sector size       */
  61         struct  alts_ent *ap_gbadp;     /* growing badsec entry table   */
  62         int     ap_gbadcnt;             /* growing bad sector count     */
  63         struct  extpartition part;      /* alts partition configuration */
  64 };
  65
  66 /*      size of incore alternate partition memory structure             */
  67 #define ALTS_MEMPART_SIZE       sizeof (struct alts_mempart)
  68
  69 struct  altsectbl {                     /* working alts info            */
  70         struct  alts_ent *ast_entp;     /* alternate sector entry table */
  71         int     ast_entused;            /* entry used                   */
  72         struct  alt_info *ast_alttblp;  /* alts info                    */
  73         int     ast_altsiz;             /* size of alts info            */
  74         struct  alts_ent *ast_gbadp;    /* growing bad sector entry ptr */
  75         int     ast_gbadcnt;            /* growing bad sector entry cnt */
  76 };
  77 /*      size of incore alternate partition memory structure             */
  78 #define ALTSECTBL_SIZE  sizeof (struct altsectbl)
  79
  80 /*      macro definitions                                               */
  81 #define byte_to_secsiz(APSIZE, BPS)     (daddr_t) \
  82         ((((APSIZE) + (BPS) - 1)/(uint_t)(BPS)) * (BPS))
  83
  84 #ifdef  __cplusplus
  85 }
  86 #endif
  87
  88 #endif  /* _BADSEC_H */