freebsd-dev/sys/dev/raidframe/rf_kintf.h
Scott Long f9d186edc8 After much delay and anticipation, welcome RAIDFrame into the FreeBSD
world.  This should be considered highly experimental.

Approved-by:	re
2002-10-20 08:17:39 +00:00

83 lines
2.7 KiB
C

/* $FreeBSD$ */
/* $NetBSD: rf_kintf.h,v 1.15 2000/10/20 02:24:45 oster Exp $ */
/*
* rf_kintf.h
*
* RAIDframe exported kernel interface
*/
/*
* Copyright (c) 1995 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Jim Zelenka
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
#ifndef _RF__RF_KINTF_H_
#define _RF__RF_KINTF_H_
#include <dev/raidframe/rf_types.h>
#if defined(__NetBSD__)
#define RF_LTSLEEP(cond, pri, text, time, mutex) \
ltsleep(cond, pri, text, time, mutex)
#elif defined(__FreeBSD__)
#if __FreeBSD_version > 500005
#define RF_LTSLEEP(cond, pri, text, time, mutex) \
msleep(cond, mutex, pri, text, time);
#else
static __inline int
RF_LTSLEEP(void *cond, int pri, const char *text, int time, struct simplelock *mutex)
{
int ret;
if (mutex != NULL)
simple_unlock(mutex);
ret = tsleep(cond, pri, text, time);
if (mutex != NULL)
simple_lock(mutex);
return (ret);
}
#endif
#endif
int rf_GetSpareTableFromDaemon(RF_SparetWait_t * req);
void raidstart(RF_Raid_t * raidPtr);
int rf_DispatchKernelIO(RF_DiskQueue_t * queue, RF_DiskQueueData_t * req);
int raidwrite_component_label(dev_t, struct vnode *, RF_ComponentLabel_t *);
int raidread_component_label(dev_t, struct vnode *, RF_ComponentLabel_t *);
#define RF_NORMAL_COMPONENT_UPDATE 0
#define RF_FINAL_COMPONENT_UPDATE 1
void rf_update_component_labels(RF_Raid_t *, int);
int raidlookup(char *, RF_Thread_t, struct vnode **);
int raidmarkclean(dev_t dev, struct vnode *b_vp, int);
int raidmarkdirty(dev_t dev, struct vnode *b_vp, int);
void raid_init_component_label(RF_Raid_t *, RF_ComponentLabel_t *);
void rf_print_component_label(RF_ComponentLabel_t *);
void rf_UnconfigureVnodes( RF_Raid_t * );
void rf_close_component( RF_Raid_t *, struct vnode *, int);
void rf_disk_unbusy(RF_RaidAccessDesc_t *);
int raid_getcomponentsize(RF_Raid_t *, RF_RowCol_t, RF_RowCol_t);
#endif /* _RF__RF_KINTF_H_ */