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authorscottl <scottl@FreeBSD.org>2002-10-20 08:17:39 +0000
committerscottl <scottl@FreeBSD.org>2002-10-20 08:17:39 +0000
commit710948de69ddeae56bda663219319f6d859aea1f (patch)
tree71c65823ba2e8591de708d5cb2e990a75135ee11 /sys/dev/raidframe/rf_raid1.h
parent63bd46464d6d4587c20c1ca62fb6a6e3be132db9 (diff)
downloadFreeBSD-src-710948de69ddeae56bda663219319f6d859aea1f.zip
FreeBSD-src-710948de69ddeae56bda663219319f6d859aea1f.tar.gz
After much delay and anticipation, welcome RAIDFrame into the FreeBSD
world. This should be considered highly experimental. Approved-by: re
Diffstat (limited to 'sys/dev/raidframe/rf_raid1.h')
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1 files changed, 63 insertions, 0 deletions
diff --git a/sys/dev/raidframe/rf_raid1.h b/sys/dev/raidframe/rf_raid1.h
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+/* $FreeBSD$ */
+/* $NetBSD: rf_raid1.h,v 1.3 1999/02/05 00:06:16 oster Exp $ */
+/*
+ * Copyright (c) 1995 Carnegie-Mellon University.
+ * All rights reserved.
+ *
+ * Author: William V. Courtright II
+ *
+ * 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.
+ */
+
+/* header file for RAID Level 1 */
+
+#ifndef _RF__RF_RAID1_H_
+#define _RF__RF_RAID1_H_
+
+#include <dev/raidframe/rf_types.h>
+
+int
+rf_ConfigureRAID1(RF_ShutdownList_t ** listp, RF_Raid_t * raidPtr,
+ RF_Config_t * cfgPtr);
+void
+rf_MapSectorRAID1(RF_Raid_t * raidPtr, RF_RaidAddr_t raidSector,
+ RF_RowCol_t * row, RF_RowCol_t * col, RF_SectorNum_t * diskSector, int remap);
+void
+rf_MapParityRAID1(RF_Raid_t * raidPtr, RF_RaidAddr_t raidSector,
+ RF_RowCol_t * row, RF_RowCol_t * col, RF_SectorNum_t * diskSector, int remap);
+void
+rf_IdentifyStripeRAID1(RF_Raid_t * raidPtr, RF_RaidAddr_t addr,
+ RF_RowCol_t ** diskids, RF_RowCol_t * outRow);
+void
+rf_MapSIDToPSIDRAID1(RF_RaidLayout_t * layoutPtr,
+ RF_StripeNum_t stripeID, RF_StripeNum_t * psID,
+ RF_ReconUnitNum_t * which_ru);
+void
+rf_RAID1DagSelect(RF_Raid_t * raidPtr, RF_IoType_t type,
+ RF_AccessStripeMap_t * asmap, RF_VoidFuncPtr * createFunc);
+int
+rf_VerifyParityRAID1(RF_Raid_t * raidPtr, RF_RaidAddr_t raidAddr,
+ RF_PhysDiskAddr_t * parityPDA, int correct_it, RF_RaidAccessFlags_t flags);
+int
+rf_SubmitReconBufferRAID1(RF_ReconBuffer_t * rbuf, int keep_int,
+ int use_committed);
+
+#endif /* !_RF__RF_RAID1_H_ */
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