rf_chaindecluster.h revision 1.2 1 1.2 oster /* $NetBSD: rf_chaindecluster.h,v 1.2 1999/01/26 02:33:51 oster 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: Khalil Amiri
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_chaindecluster.h
30 1.1 oster * header file for Chained Declustering
31 1.1 oster */
32 1.1 oster
33 1.1 oster
34 1.1 oster #ifndef _RF__RF_CHAINDECLUSTER_H_
35 1.1 oster #define _RF__RF_CHAINDECLUSTER_H_
36 1.1 oster
37 1.1 oster int rf_ConfigureChainDecluster(RF_ShutdownList_t **listp, RF_Raid_t *raidPtr,
38 1.1 oster RF_Config_t *cfgPtr);
39 1.1 oster RF_ReconUnitCount_t rf_GetNumSpareRUsChainDecluster(RF_Raid_t *raidPtr);
40 1.1 oster void rf_MapSectorChainDecluster(RF_Raid_t *raidPtr, RF_RaidAddr_t raidSector,
41 1.1 oster RF_RowCol_t *row, RF_RowCol_t *col, RF_SectorNum_t *diskSector, int remap);
42 1.1 oster void rf_MapParityChainDecluster(RF_Raid_t *raidPtr, RF_RaidAddr_t raidSector,
43 1.1 oster RF_RowCol_t *row, RF_RowCol_t *col, RF_SectorNum_t *diskSector, int remap);
44 1.1 oster void rf_IdentifyStripeChainDecluster(RF_Raid_t *raidPtr, RF_RaidAddr_t addr,
45 1.1 oster RF_RowCol_t **diskids, RF_RowCol_t *outRow);
46 1.1 oster void rf_MapSIDToPSIDChainDecluster(RF_RaidLayout_t *layoutPtr,
47 1.1 oster RF_StripeNum_t stripeID, RF_StripeNum_t *psID,
48 1.1 oster RF_ReconUnitNum_t *which_ru);
49 1.1 oster void rf_RAIDCDagSelect(RF_Raid_t *raidPtr, RF_IoType_t type,
50 1.1 oster RF_AccessStripeMap_t *asmap,
51 1.1 oster RF_VoidFuncPtr *);
52 1.1 oster #if 0
53 1.1 oster void (**createFunc)(RF_Raid_t *,
54 1.1 oster RF_AccessStripeMap_t *,
55 1.1 oster RF_DagHeader_t *,
56 1.1 oster void *,
57 1.1 oster RF_RaidAccessFlags_t,
58 1.1 oster RF_AllocListElem_t *)
59 1.1 oster );
60 1.1 oster #endif
61 1.1 oster
62 1.1 oster #endif /* !_RF__RF_CHAINDECLUSTER_H_ */
63