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
36int rf_ConfigureRAID1(RF_ShutdownList_t **, RF_Raid_t *, RF_Config_t *);
37void rf_MapSectorRAID1(RF_Raid_t *, RF_RaidAddr_t, RF_RowCol_t *,
38 RF_SectorNum_t *, int);
39void rf_MapParityRAID1(RF_Raid_t *, RF_RaidAddr_t, RF_RowCol_t *,
40 RF_SectorNum_t *, int);
41void rf_IdentifyStripeRAID1(RF_Raid_t *, RF_RaidAddr_t, RF_RowCol_t **);
42void rf_MapSIDToPSIDRAID1(RF_RaidLayout_t *, RF_StripeNum_t, RF_StripeNum_t *,
43 RF_ReconUnitNum_t *);
44void rf_RAID1DagSelect(RF_Raid_t *, RF_IoType_t, RF_AccessStripeMap_t *,
45 RF_VoidFuncPtr *);
46int rf_VerifyParityRAID1(RF_Raid_t *, RF_RaidAddr_t, RF_PhysDiskAddr_t *,
47 int, RF_RaidAccessFlags_t);
48int rf_SubmitReconBufferRAID1(RF_ReconBuffer_t *, int, int);
49RF_HeadSepLimit_t rf_GetDefaultHeadSepLimitRAID1(RF_Raid_t *);
50
51#endif /* !_RF__RF_RAID1_H_ */
52