rf_raid0.h revision 1.6 1 1.6 christos /* $NetBSD: rf_raid0.h,v 1.6 2005/12/11 12:23:37 christos Exp $ */
2 1.1 oster /*
3 1.1 oster * Copyright (c) 1995 Carnegie-Mellon University.
4 1.1 oster * All rights reserved.
5 1.1 oster *
6 1.1 oster * Author: Mark Holland
7 1.1 oster *
8 1.1 oster * Permission to use, copy, modify and distribute this software and
9 1.1 oster * its documentation is hereby granted, provided that both the copyright
10 1.1 oster * notice and this permission notice appear in all copies of the
11 1.1 oster * software, derivative works or modified versions, and any portions
12 1.1 oster * thereof, and that both notices appear in supporting documentation.
13 1.1 oster *
14 1.1 oster * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
15 1.1 oster * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
16 1.1 oster * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
17 1.1 oster *
18 1.1 oster * Carnegie Mellon requests users of this software to return to
19 1.1 oster *
20 1.1 oster * Software Distribution Coordinator or Software.Distribution (at) CS.CMU.EDU
21 1.1 oster * School of Computer Science
22 1.1 oster * Carnegie Mellon University
23 1.1 oster * Pittsburgh PA 15213-3890
24 1.1 oster *
25 1.1 oster * any improvements or extensions that they make and grant Carnegie the
26 1.1 oster * rights to redistribute these changes.
27 1.1 oster */
28 1.1 oster
29 1.1 oster /* rf_raid0.h - header file for RAID Level 0 */
30 1.1 oster
31 1.1 oster #ifndef _RF__RF_RAID0_H_
32 1.1 oster #define _RF__RF_RAID0_H_
33 1.1 oster
34 1.5 perry int
35 1.3 oster rf_ConfigureRAID0(RF_ShutdownList_t ** listp, RF_Raid_t * raidPtr,
36 1.3 oster RF_Config_t * cfgPtr);
37 1.5 perry void
38 1.3 oster rf_MapSectorRAID0(RF_Raid_t * raidPtr, RF_RaidAddr_t raidSector,
39 1.4 oster RF_RowCol_t * col, RF_SectorNum_t * diskSector, int remap);
40 1.5 perry void
41 1.3 oster rf_MapParityRAID0(RF_Raid_t * raidPtr, RF_RaidAddr_t raidSector,
42 1.4 oster RF_RowCol_t * col, RF_SectorNum_t * diskSector, int remap);
43 1.5 perry void
44 1.3 oster rf_IdentifyStripeRAID0(RF_Raid_t * raidPtr, RF_RaidAddr_t addr,
45 1.4 oster RF_RowCol_t ** diskids);
46 1.5 perry void
47 1.3 oster rf_MapSIDToPSIDRAID0(RF_RaidLayout_t * layoutPtr,
48 1.3 oster RF_StripeNum_t stripeID, RF_StripeNum_t * psID,
49 1.3 oster RF_ReconUnitNum_t * which_ru);
50 1.5 perry void
51 1.3 oster rf_RAID0DagSelect(RF_Raid_t * raidPtr, RF_IoType_t type,
52 1.3 oster RF_AccessStripeMap_t * asmap, RF_VoidFuncPtr * createFunc);
53 1.5 perry int
54 1.3 oster rf_VerifyParityRAID0(RF_Raid_t * raidPtr, RF_RaidAddr_t raidAddr,
55 1.3 oster RF_PhysDiskAddr_t * parityPDA, int correct_it, RF_RaidAccessFlags_t flags);
56 1.1 oster
57 1.3 oster #endif /* !_RF__RF_RAID0_H_ */
58