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      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 */
     89