68 lines
2.9 KiB
C
68 lines
2.9 KiB
C
/* $NetBSD: rf_driver.h,v 1.3 1999/02/05 00:06:11 oster Exp $ */
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/*
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* rf_driver.h
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*/
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/*
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* Copyright (c) 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Jim Zelenka
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#ifndef _RF__RF_DRIVER_H_
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#define _RF__RF_DRIVER_H_
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#include "rf_threadstuff.h"
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#include "rf_types.h"
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RF_DECLARE_EXTERN_MUTEX(rf_printf_mutex)
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int rf_BootRaidframe(void);
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int rf_UnbootRaidframe(void);
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int rf_Shutdown(RF_Raid_t * raidPtr);
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int rf_Configure(RF_Raid_t * raidPtr, RF_Config_t * cfgPtr);
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RF_RaidAccessDesc_t *rf_AllocRaidAccDesc(RF_Raid_t * raidPtr, RF_IoType_t type,
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RF_RaidAddr_t raidAddress, RF_SectorCount_t numBlocks, caddr_t bufPtr,
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void *bp, RF_DagHeader_t ** paramDAG, RF_AccessStripeMapHeader_t ** paramASM,
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RF_RaidAccessFlags_t flags, void (*cbF) (struct buf *), void *cbA,
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RF_AccessState_t * states);
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void rf_FreeRaidAccDesc(RF_RaidAccessDesc_t * desc);
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int rf_DoAccess(RF_Raid_t * raidPtr, RF_IoType_t type, int async_flag,
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RF_RaidAddr_t raidAddress, RF_SectorCount_t numBlocks, caddr_t bufPtr,
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void *bp_in, RF_DagHeader_t ** paramDAG,
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RF_AccessStripeMapHeader_t ** paramASM, RF_RaidAccessFlags_t flags,
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RF_RaidAccessDesc_t ** paramDesc, void (*cbF) (struct buf *), void *cbA);
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int rf_SetReconfiguredMode(RF_Raid_t * raidPtr, RF_RowCol_t row,
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RF_RowCol_t col);
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int rf_FailDisk(RF_Raid_t * raidPtr, RF_RowCol_t frow, RF_RowCol_t fcol,
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int initRecon);
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void rf_SignalQuiescenceLock(RF_Raid_t * raidPtr, RF_RaidReconDesc_t * reconDesc);
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int rf_SuspendNewRequestsAndWait(RF_Raid_t * raidPtr);
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void rf_ResumeNewRequests(RF_Raid_t * raidPtr);
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void rf_StartThroughputStats(RF_Raid_t * raidPtr);
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void rf_StartUserStats(RF_Raid_t * raidPtr);
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void rf_StopUserStats(RF_Raid_t * raidPtr);
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void rf_UpdateUserStats(RF_Raid_t * raidPtr, int rt, int numsect);
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void rf_PrintUserStats(RF_Raid_t * raidPtr);
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#endif /* !_RF__RF_DRIVER_H_ */
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