Import of CMU's RAIDframe via NetBSD.

1 files changed, 49 insertions, 0 deletions

diff --git a/sys/dev/raidframe/rf_evenodd.h b/sys/dev/raidframe/rf_evenodd.h
new file mode 100644
index 00000000000..24e5a811447
--- /dev/null
+++ b/sys/dev/raidframe/rf_evenodd.h
@@ -0,0 +1,49 @@
+/*	$OpenBSD: rf_evenodd.h,v 1.1 1999/01/11 14:29:21 niklas Exp $	*/
+/*	$NetBSD: rf_evenodd.h,v 1.1 1998/11/13 04:20:29 oster Exp $	*/
+/*
+ * Copyright (c) 1995, 1996 Carnegie-Mellon University.
+ * All rights reserved.
+ *
+ * Author: Chang-Ming Wu
+ *
+ * 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_EVENODD_H_
+#define _RF__RF_EVENODD_H_
+
+/* extern declerations of the failure mode  functions.  */
+int rf_ConfigureEvenOdd(RF_ShutdownList_t **shutdownListp, RF_Raid_t *raidPtr,
+  RF_Config_t *cfgPtr);
+int rf_GetDefaultNumFloatingReconBuffersEvenOdd(RF_Raid_t *raidPtr);
+RF_HeadSepLimit_t rf_GetDefaultHeadSepLimitEvenOdd(RF_Raid_t *raidPtr);
+void rf_IdentifyStripeEvenOdd(RF_Raid_t *raidPtr, RF_RaidAddr_t addr,
+  RF_RowCol_t **diskids, RF_RowCol_t *outrow);
+void rf_MapParityEvenOdd(RF_Raid_t *raidPtr, RF_RaidAddr_t raidSector,
+  RF_RowCol_t *row,  RF_RowCol_t *col, RF_SectorNum_t *diskSector, int remap);
+void rf_MapEEvenOdd(RF_Raid_t *raidPtr, RF_RaidAddr_t raidSector,
+  RF_RowCol_t *row, RF_RowCol_t *col, RF_SectorNum_t *diskSector, int remap);
+void rf_EODagSelect(RF_Raid_t *raidPtr, RF_IoType_t type,
+  RF_AccessStripeMap_t *asmap, RF_VoidFuncPtr *createFunc);
+int rf_VerifyParityEvenOdd(RF_Raid_t *raidPtr, RF_RaidAddr_t raidAddr,
+	RF_PhysDiskAddr_t *parityPDA, int correct_it, RF_RaidAccessFlags_t flags);
+
+#endif /* !_RF__RF_EVENODD_H_ */