xref: /netbsd-src/sys/dev/raidframe/rf_driver.h (revision 23c8222edbfb0f0932d88a8351d3a0cf817dfb9e)
1 /*	$NetBSD: rf_driver.h,v 1.12 2004/06/02 22:58:30 drochner 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 RF_DECLARE_EXTERN_MUTEX(rf_printf_mutex)
41 int rf_BootRaidframe(void);
42 int rf_UnbootRaidframe(void);
43 int rf_Shutdown(RF_Raid_t *);
44 int rf_Configure(RF_Raid_t *, RF_Config_t *, RF_AutoConfig_t *);
45 RF_RaidAccessDesc_t *rf_AllocRaidAccDesc(RF_Raid_t *, RF_IoType_t,
46 					 RF_RaidAddr_t, RF_SectorCount_t,
47 					 caddr_t, void *,
48 					 RF_RaidAccessFlags_t,
49 					 const RF_AccessState_t *);
50 void rf_FreeRaidAccDesc(RF_RaidAccessDesc_t *);
51 int rf_DoAccess(RF_Raid_t *, RF_IoType_t, int, RF_RaidAddr_t,
52 		RF_SectorCount_t, caddr_t, void *, RF_RaidAccessFlags_t);
53 #if 0
54 int rf_SetReconfiguredMode(RF_Raid_t *, RF_RowCol_t, RF_RowCol_t);
55 #endif
56 int rf_FailDisk(RF_Raid_t *, RF_RowCol_t, int);
57 void rf_SignalQuiescenceLock(RF_Raid_t *);
58 int rf_SuspendNewRequestsAndWait(RF_Raid_t *);
59 void rf_ResumeNewRequests(RF_Raid_t *);
60 
61 #endif				/* !_RF__RF_DRIVER_H_ */
62