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Annotation of sys/dev/raidframe/rf_raid5_rotatedspare.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: rf_raid5_rotatedspare.h,v 1.3 2002/12/16 07:01:05 tdeval Exp $        */
                      2: /*     $NetBSD: rf_raid5_rotatedspare.h,v 1.3 1999/02/05 00:06:16 oster Exp $  */
                      3:
                      4: /*
                      5:  * Copyright (c) 1995 Carnegie-Mellon University.
                      6:  * All rights reserved.
                      7:  *
                      8:  * Author: Khalil Amiri
                      9:  *
                     10:  * Permission to use, copy, modify and distribute this software and
                     11:  * its documentation is hereby granted, provided that both the copyright
                     12:  * notice and this permission notice appear in all copies of the
                     13:  * software, derivative works or modified versions, and any portions
                     14:  * thereof, and that both notices appear in supporting documentation.
                     15:  *
                     16:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
                     17:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
                     18:  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
                     19:  *
                     20:  * Carnegie Mellon requests users of this software to return to
                     21:  *
                     22:  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
                     23:  *  School of Computer Science
                     24:  *  Carnegie Mellon University
                     25:  *  Pittsburgh PA 15213-3890
                     26:  *
                     27:  * any improvements or extensions that they make and grant Carnegie the
                     28:  * rights to redistribute these changes.
                     29:  */
                     30:
                     31: /*
                     32:  * rf_raid5_rotatedspare.h
                     33:  *
                     34:  * Header file for RAID Level 5 with rotated sparing.
                     35:  */
                     36:
                     37: #ifndef        _RF__RF_RAID5_ROTATEDSPARE_H_
                     38: #define        _RF__RF_RAID5_ROTATEDSPARE_H_
                     39:
                     40: int  rf_ConfigureRAID5_RS(RF_ShutdownList_t **, RF_Raid_t *, RF_Config_t *);
                     41: RF_ReconUnitCount_t rf_GetNumSpareRUsRAID5_RS(RF_Raid_t *);
                     42: void rf_MapSectorRAID5_RS(RF_Raid_t *, RF_RaidAddr_t,
                     43:        RF_RowCol_t *, RF_RowCol_t *, RF_SectorNum_t *, int);
                     44: void rf_MapParityRAID5_RS(RF_Raid_t *, RF_RaidAddr_t,
                     45:        RF_RowCol_t *, RF_RowCol_t *, RF_SectorNum_t *, int);
                     46: void rf_IdentifyStripeRAID5_RS(RF_Raid_t *, RF_RaidAddr_t,
                     47:        RF_RowCol_t **, RF_RowCol_t *);
                     48: void rf_MapSIDToPSIDRAID5_RS(RF_RaidLayout_t *,
                     49:        RF_StripeNum_t, RF_StripeNum_t *, RF_ReconUnitNum_t *);
                     50:
                     51: #endif /* !_RF__RF_RAID5_ROTATEDSPARE_H_ */