1 /* $OpenBSD: rf_raid1.h,v 1.3 2002/12/16 07:01:04 tdeval Exp $ */
2 /* $NetBSD: rf_raid1.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: William V. Courtright II
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 /* Header file for RAID Level 1. */
32
33 #ifndef _RF__RF_RAID1_H_
34 #define _RF__RF_RAID1_H_
35
36 #include "rf_types.h"
37
38 int rf_ConfigureRAID1(RF_ShutdownList_t **, RF_Raid_t *, RF_Config_t *);
39 void rf_MapSectorRAID1(RF_Raid_t *, RF_RaidAddr_t,
40 RF_RowCol_t *, RF_RowCol_t *, RF_SectorNum_t *, int);
41 void rf_MapParityRAID1(RF_Raid_t *, RF_RaidAddr_t,
42 RF_RowCol_t *, RF_RowCol_t *, RF_SectorNum_t *, int);
43 void rf_IdentifyStripeRAID1(RF_Raid_t *, RF_RaidAddr_t,
44 RF_RowCol_t **, RF_RowCol_t *);
45 void rf_MapSIDToPSIDRAID1(RF_RaidLayout_t *,
46 RF_StripeNum_t, RF_StripeNum_t *, RF_ReconUnitNum_t *);
47 void rf_RAID1DagSelect(RF_Raid_t *, RF_IoType_t,
48 RF_AccessStripeMap_t *, RF_VoidFuncPtr *);
49 int rf_VerifyParityRAID1(RF_Raid_t *, RF_RaidAddr_t,
50 RF_PhysDiskAddr_t *, int, RF_RaidAccessFlags_t);
51 int rf_SubmitReconBufferRAID1(RF_ReconBuffer_t *, int, int);
52
53 #endif /* !_RF__RF_RAID1_H_ */