1/*	$NetBSD: rf_copyback.h,v 1.4.18.3 2004/09/21 13:32:51 skrll Exp $	*/
2/*
3 * rf_copyback.h
4 */
5/*
6 * Copyright (c) 1996 Carnegie-Mellon University.
7 * All rights reserved.
8 *
9 * Author: Jim Zelenka
10 *
11 * Permission to use, copy, modify and distribute this software and
12 * its documentation is hereby granted, provided that both the copyright
13 * notice and this permission notice appear in all copies of the
14 * software, derivative works or modified versions, and any portions
15 * thereof, and that both notices appear in supporting documentation.
16 *
17 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
18 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
19 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
20 *
21 * Carnegie Mellon requests users of this software to return to
22 *
23 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
24 *  School of Computer Science
25 *  Carnegie Mellon University
26 *  Pittsburgh PA 15213-3890
27 *
28 * any improvements or extensions that they make and grant Carnegie the
29 * rights to redistribute these changes.
30 */
31
32#ifndef _RF__RF_COPYBACK_H_
33#define _RF__RF_COPYBACK_H_
34
35#include <dev/raidframe/raidframevar.h>
36
37typedef struct RF_CopybackDesc_s {
38	RF_Raid_t *raidPtr;
39	RF_RowCol_t fcol;
40	RF_RowCol_t spCol;
41	int     status;
42	RF_StripeNum_t stripeAddr;
43	RF_SectorCount_t sectPerSU;
44	RF_SectorCount_t sectPerStripe;
45	char   *databuf;
46	RF_DiskQueueData_t *readreq;
47	RF_DiskQueueData_t *writereq;
48	struct timeval starttime;
49	RF_MCPair_t *mcpair;
50}       RF_CopybackDesc_t;
51
52extern int rf_copyback_in_progress;
53
54int     rf_ConfigureCopyback(RF_ShutdownList_t ** listp);
55void    rf_CopybackReconstructedData(RF_Raid_t * raidPtr);
56void    rf_ContinueCopyback(RF_CopybackDesc_t * desc);
57
58#endif				/* !_RF__RF_COPYBACK_H_ */
59