sys/dev/raidframe/rf_disks.h

   1 /*      $NetBSD: rf_disks.h,v 1.10.18.5 2005/11/10 14:07:40 skrll Exp $ */
   2 /*
   3  * Copyright (c) 1995 Carnegie-Mellon University.
   4  * All rights reserved.
   5  *
   6  * Author: Mark Holland
   7  *
   8  * Permission to use, copy, modify and distribute this software and
   9  * its documentation is hereby granted, provided that both the copyright
  10  * notice and this permission notice appear in all copies of the
  11  * software, derivative works or modified versions, and any portions
  12  * thereof, and that both notices appear in supporting documentation.
  13  *
  14  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  15  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
  16  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  17  *
  18  * Carnegie Mellon requests users of this software to return to
  19  *
  20  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  21  *  School of Computer Science
  22  *  Carnegie Mellon University
  23  *  Pittsburgh PA 15213-3890
  24  *
  25  * any improvements or extensions that they make and grant Carnegie the
  26  * rights to redistribute these changes.
  27  */
  28
  29 /*
  30  * rf_disks.h -- header file for code related to physical disks
  31  */
  32
  33 #ifndef _RF__RF_DISKS_H_
  34 #define _RF__RF_DISKS_H_
  35
  36 #include <sys/types.h>
  37
  38 #include <dev/raidframe/raidframevar.h>
  39 #include "rf_archs.h"
  40 #include "rf_netbsd.h"
  41
  42 /* if a disk is in any of these states, it is inaccessible */
  43 #define RF_DEAD_DISK(_dstat_) (((_dstat_) == rf_ds_spared) || \
  44         ((_dstat_) == rf_ds_reconstructing) || ((_dstat_) == rf_ds_failed) || \
  45         ((_dstat_) == rf_ds_dist_spared))
  46
  47 int rf_ConfigureDisks(RF_ShutdownList_t **, RF_Raid_t *, RF_Config_t *);
  48 int rf_ConfigureSpareDisks(RF_ShutdownList_t **, RF_Raid_t *, RF_Config_t *);
  49 int rf_ConfigureDisk(RF_Raid_t *, char *, RF_RaidDisk_t *, RF_RowCol_t);
  50 int rf_AutoConfigureDisks(RF_Raid_t *, RF_Config_t *, RF_AutoConfig_t *);
  51 int rf_CheckLabels(RF_Raid_t *, RF_Config_t *);
  52 int rf_add_hot_spare(RF_Raid_t *, RF_SingleComponent_t *);
  53 int rf_remove_hot_spare(RF_Raid_t *, RF_SingleComponent_t *);
  54 int rf_delete_component(RF_Raid_t *r, RF_SingleComponent_t *);
  55 int rf_incorporate_hot_spare(RF_Raid_t *, RF_SingleComponent_t *);
  56
  57 #endif /* !_RF__RF_DISKS_H_ */