1/* $NetBSD: rf_driver.h,v 1.20 2015/12/26 00:58:45 pgoyette Exp $ */
2/*
3 * rf_driver.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_DRIVER_H_
33#define _RF__RF_DRIVER_H_
34
35#include <dev/raidframe/raidframevar.h>
36
37#include "rf_threadstuff.h"
38#include "rf_netbsd.h"
39
40#ifndef RF_RETRY_THRESHOLD
41#define RF_RETRY_THRESHOLD 5
42#endif
43
44extern rf_declare_mutex2(rf_printf_mutex);
45int rf_BootRaidframe(bool);
46int rf_UnbootRaidframe(void);
47int rf_Shutdown(RF_Raid_t *);
48int rf_Configure(RF_Raid_t *, RF_Config_t *, RF_AutoConfig_t *);
49RF_RaidAccessDesc_t *rf_AllocRaidAccDesc(RF_Raid_t *, RF_IoType_t,
50 RF_RaidAddr_t, RF_SectorCount_t,
51 void *, void *,
52 RF_RaidAccessFlags_t,
53 const RF_AccessState_t *);
54void rf_FreeRaidAccDesc(RF_RaidAccessDesc_t *);
55int rf_DoAccess(RF_Raid_t *, RF_IoType_t, int, RF_RaidAddr_t,
56 RF_SectorCount_t, void *, struct buf *,
57 RF_RaidAccessFlags_t);
58#if 0
59int rf_SetReconfiguredMode(RF_Raid_t *, RF_RowCol_t, RF_RowCol_t);
60#endif
61int rf_FailDisk(RF_Raid_t *, RF_RowCol_t, int);
62void rf_SignalQuiescenceLock(RF_Raid_t *);
63int rf_SuspendNewRequestsAndWait(RF_Raid_t *);
64void rf_ResumeNewRequests(RF_Raid_t *);
65
66#endif /* !_RF__RF_DRIVER_H_ */
67