58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
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/* $Id: wj.h,v 1.1 2007/11/01 03:05:51 gmm Exp $ */
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/*-
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* Copyright (c) 2011 HighPoint Technologies, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <dev/hptnr/hptnr_config.h>
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*
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* NVRAM write journaling interface.
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*/
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#ifndef _WJ_H_
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#define _WJ_H_
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#if defined(SUPPORT_BBU) || defined(SUPPORT_NVRAM)
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void wj_init(PVBUS vbus, void *nvram_addr, HPT_U32 nvram_size);
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void *wj_add_entry(PVBUS vbus, PVDEV vd, HPT_LBA lba, HPT_U16 sectors);
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void *wj_get_entry(PVBUS vbus, PVDEV *vd_p, HPT_LBA *lba_p, HPT_U16 *sectors_p);
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void wj_del_entry(PVBUS vbus, void *handle);
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void wj_del_vd(PVBUS vbus, PVDEV vd);
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void wj_sync_stamp(PVBUS vbus, PVDEV vd);
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#else
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#define wj_add_entry(vbus, vd, lba, sectors) 0
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#define wj_get_entry(vbus, vd_p, lba_p, sectors_p) 0
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#define wj_del_entry(vbus, handle) 0
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#define wj_del_vd(vbus, vd) 0
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#define wj_sync_stamp(vbus, vd) 0
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#endif
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#endif
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