1 /* $NetBSD: rf_raid1.h,v 1.9 2008/04/20 20:46:41 oster Exp $ */ 2 /* 3 * Copyright (c) 1995 Carnegie-Mellon University. 4 * All rights reserved. 5 * 6 * Author: William V. Courtright II 7 * 8 * Permission to use, copy, modify and distribute this software and 9 * its documentation is hereby granted, provided that both the copyright 10 * notice and this permission notice appear in all copies of the 11 * software, derivative works or modified versions, and any portions 12 * thereof, and that both notices appear in supporting documentation. 13 * 14 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 15 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 16 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 17 * 18 * Carnegie Mellon requests users of this software to return to 19 * 20 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 21 * School of Computer Science 22 * Carnegie Mellon University 23 * Pittsburgh PA 15213-3890 24 * 25 * any improvements or extensions that they make and grant Carnegie the 26 * rights to redistribute these changes. 27 */ 28 29 /* header file for RAID Level 1 */ 30 31 #ifndef _RF__RF_RAID1_H_ 32 #define _RF__RF_RAID1_H_ 33 34 #include <dev/raidframe/raidframevar.h> 35 36 int rf_ConfigureRAID1(RF_ShutdownList_t **, RF_Raid_t *, RF_Config_t *); 37 void rf_MapSectorRAID1(RF_Raid_t *, RF_RaidAddr_t, RF_RowCol_t *, 38 RF_SectorNum_t *, int); 39 void rf_MapParityRAID1(RF_Raid_t *, RF_RaidAddr_t, RF_RowCol_t *, 40 RF_SectorNum_t *, int); 41 void rf_IdentifyStripeRAID1(RF_Raid_t *, RF_RaidAddr_t, RF_RowCol_t **); 42 void rf_MapSIDToPSIDRAID1(RF_RaidLayout_t *, RF_StripeNum_t, RF_StripeNum_t *, 43 RF_ReconUnitNum_t *); 44 void rf_RAID1DagSelect(RF_Raid_t *, RF_IoType_t, RF_AccessStripeMap_t *, 45 RF_VoidFuncPtr *); 46 int rf_VerifyParityRAID1(RF_Raid_t *, RF_RaidAddr_t, RF_PhysDiskAddr_t *, 47 int, RF_RaidAccessFlags_t); 48 int rf_SubmitReconBufferRAID1(RF_ReconBuffer_t *, int, int); 49 RF_HeadSepLimit_t rf_GetDefaultHeadSepLimitRAID1(RF_Raid_t *); 50 51 #endif /* !_RF__RF_RAID1_H_ */ 52