NetBSD/sys/dev/raidframe/rf_kintf.h

67 lines
2.4 KiB
C

/* $NetBSD: rf_kintf.h,v 1.23 2011/08/03 14:44:38 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/raidframevar.h>
int rf_GetSpareTableFromDaemon(RF_SparetWait_t * req);
int rf_reasonable_label(RF_ComponentLabel_t *, uint64_t);
void raidstart(RF_Raid_t * raidPtr);
int rf_DispatchKernelIO(RF_DiskQueue_t * queue, RF_DiskQueueData_t * req);
int raidfetch_component_label(RF_Raid_t *, RF_RowCol_t);
RF_ComponentLabel_t *raidget_component_label(RF_Raid_t *, RF_RowCol_t);
int raidflush_component_label(RF_Raid_t *, RF_RowCol_t);
void rf_paritymap_kern_write(RF_Raid_t *, struct rf_paritymap_ondisk *);
void rf_paritymap_kern_read(RF_Raid_t *, struct rf_paritymap_ondisk *);
#define RF_NORMAL_COMPONENT_UPDATE 0
#define RF_FINAL_COMPONENT_UPDATE 1
void rf_update_component_labels(RF_Raid_t *, int);
int raidmarkclean(RF_Raid_t *, RF_RowCol_t);
int raidmarkdirty(RF_Raid_t *, RF_RowCol_t);
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 rf_getdisksize(struct vnode *, RF_RaidDisk_t *);
int rf_sync_component_caches(RF_Raid_t *raidPtr);
#endif /* _RF__RF_KINTF_H_ */