1/* $NetBSD: rf_kintf.h,v 1.24 2016/01/03 08:17:24 mlelstv Exp $ */
2/*
3 * rf_kintf.h
4 *
5 * RAIDframe exported kernel interface
6 */
7/*
8 * Copyright (c) 1995 Carnegie-Mellon University.
9 * All rights reserved.
10 *
11 * Author: Jim Zelenka
12 *
13 * Permission to use, copy, modify and distribute this software and
14 * its documentation is hereby granted, provided that both the copyright
15 * notice and this permission notice appear in all copies of the
16 * software, derivative works or modified versions, and any portions
17 * thereof, and that both notices appear in supporting documentation.
18 *
19 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
20 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
21 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
22 *
23 * Carnegie Mellon requests users of this software to return to
24 *
25 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
26 * School of Computer Science
27 * Carnegie Mellon University
28 * Pittsburgh PA 15213-3890
29 *
30 * any improvements or extensions that they make and grant Carnegie the
31 * rights to redistribute these changes.
32 */
33
34#ifndef _RF__RF_KINTF_H_
35#define _RF__RF_KINTF_H_
36
37#include <dev/raidframe/raidframevar.h>
38
39int rf_GetSpareTableFromDaemon(RF_SparetWait_t * req);
40int rf_reasonable_label(RF_ComponentLabel_t *, uint64_t);
41
42
43void raidstart(RF_Raid_t * raidPtr);
44int rf_DispatchKernelIO(RF_DiskQueue_t * queue, RF_DiskQueueData_t * req);
45void raiddone(RF_Raid_t * raidPtr, struct buf * bp);
46
47int raidfetch_component_label(RF_Raid_t *, RF_RowCol_t);
48RF_ComponentLabel_t *raidget_component_label(RF_Raid_t *, RF_RowCol_t);
49int raidflush_component_label(RF_Raid_t *, RF_RowCol_t);
50
51void rf_paritymap_kern_write(RF_Raid_t *, struct rf_paritymap_ondisk *);
52void rf_paritymap_kern_read(RF_Raid_t *, struct rf_paritymap_ondisk *);
53
54#define RF_NORMAL_COMPONENT_UPDATE 0
55#define RF_FINAL_COMPONENT_UPDATE 1
56void rf_update_component_labels(RF_Raid_t *, int);
57int raidmarkclean(RF_Raid_t *, RF_RowCol_t);
58int raidmarkdirty(RF_Raid_t *, RF_RowCol_t);
59void raid_init_component_label(RF_Raid_t *, RF_ComponentLabel_t *);
60void rf_print_component_label(RF_ComponentLabel_t *);
61void rf_UnconfigureVnodes( RF_Raid_t * );
62void rf_close_component( RF_Raid_t *, struct vnode *, int);
63int rf_getdisksize(struct vnode *, RF_RaidDisk_t *);
64int rf_sync_component_caches(RF_Raid_t *raidPtr);
65#endif /* _RF__RF_KINTF_H_ */
66
67