Annotation of sys/dev/raidframe/rf_chaindecluster.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: rf_chaindecluster.h,v 1.3 2002/12/16 07:01:03 tdeval Exp $ */
2: /* $NetBSD: rf_chaindecluster.h,v 1.3 1999/02/05 00:06:06 oster Exp $ */
3:
4: /*
5: * Copyright (c) 1995 Carnegie-Mellon University.
6: * All rights reserved.
7: *
8: * Author: Khalil Amiri
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: /*
32: * rf_chaindecluster.h
33: * Header file for Chained Declustering.
34: */
35:
36:
37: #ifndef _RF__RF_CHAINDECLUSTER_H_
38: #define _RF__RF_CHAINDECLUSTER_H_
39:
40: int rf_ConfigureChainDecluster(RF_ShutdownList_t **, RF_Raid_t *,
41: RF_Config_t *);
42: RF_ReconUnitCount_t rf_GetNumSpareRUsChainDecluster(RF_Raid_t *);
43: void rf_MapSectorChainDecluster(RF_Raid_t *, RF_RaidAddr_t,
44: RF_RowCol_t *, RF_RowCol_t *, RF_SectorNum_t *, int);
45: void rf_MapParityChainDecluster(RF_Raid_t *, RF_RaidAddr_t,
46: RF_RowCol_t *, RF_RowCol_t *, RF_SectorNum_t *, int);
47: void rf_IdentifyStripeChainDecluster(RF_Raid_t *, RF_RaidAddr_t,
48: RF_RowCol_t **, RF_RowCol_t *);
49: void rf_MapSIDToPSIDChainDecluster(RF_RaidLayout_t *,
50: RF_StripeNum_t, RF_StripeNum_t *, RF_ReconUnitNum_t *);
51: void rf_RAIDCDagSelect(RF_Raid_t *, RF_IoType_t,
52: RF_AccessStripeMap_t *, RF_VoidFuncPtr *);
53:
54: #endif /* !_RF__RF_CHAINDECLUSTER_H_ */
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