1 /* $Id: wj.h,v 1.1 2007/11/01 03:05:51 gmm Exp $ */
3 * Copyright (c) 2011 HighPoint Technologies, Inc.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <dev/hptnr/hptnr_config.h>
32 * NVRAM write journaling interface.
38 #if defined(SUPPORT_BBU) || defined(SUPPORT_NVRAM)
40 void wj_init(PVBUS vbus, void *nvram_addr, HPT_U32 nvram_size);
41 void *wj_add_entry(PVBUS vbus, PVDEV vd, HPT_LBA lba, HPT_U16 sectors);
42 void *wj_get_entry(PVBUS vbus, PVDEV *vd_p, HPT_LBA *lba_p, HPT_U16 *sectors_p);
43 void wj_del_entry(PVBUS vbus, void *handle);
44 void wj_del_vd(PVBUS vbus, PVDEV vd);
45 void wj_sync_stamp(PVBUS vbus, PVDEV vd);
49 #define wj_add_entry(vbus, vd, lba, sectors) 0
50 #define wj_get_entry(vbus, vd_p, lba_p, sectors_p) 0
51 #define wj_del_entry(vbus, handle) 0
52 #define wj_del_vd(vbus, vd) 0
53 #define wj_sync_stamp(vbus, vd) 0