xref: /dflybsd-src/sys/dev/raid/hpt27xx/wj.h (revision cb134596e1626f361411b5da3a6a5f113c471648)
1*0f74dae5SSascha Wildner /*-
2*0f74dae5SSascha Wildner  * Copyright (c) 2011 HighPoint Technologies, Inc.
3*0f74dae5SSascha Wildner  * All rights reserved.
4*0f74dae5SSascha Wildner  *
5*0f74dae5SSascha Wildner  * Redistribution and use in source and binary forms, with or without
6*0f74dae5SSascha Wildner  * modification, are permitted provided that the following conditions
7*0f74dae5SSascha Wildner  * are met:
8*0f74dae5SSascha Wildner  * 1. Redistributions of source code must retain the above copyright
9*0f74dae5SSascha Wildner  *    notice, this list of conditions and the following disclaimer.
10*0f74dae5SSascha Wildner  * 2. Redistributions in binary form must reproduce the above copyright
11*0f74dae5SSascha Wildner  *    notice, this list of conditions and the following disclaimer in the
12*0f74dae5SSascha Wildner  *    documentation and/or other materials provided with the distribution.
13*0f74dae5SSascha Wildner  *
14*0f74dae5SSascha Wildner  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15*0f74dae5SSascha Wildner  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16*0f74dae5SSascha Wildner  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17*0f74dae5SSascha Wildner  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18*0f74dae5SSascha Wildner  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19*0f74dae5SSascha Wildner  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20*0f74dae5SSascha Wildner  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21*0f74dae5SSascha Wildner  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22*0f74dae5SSascha Wildner  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23*0f74dae5SSascha Wildner  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24*0f74dae5SSascha Wildner  * SUCH DAMAGE.
25*0f74dae5SSascha Wildner  *
26*0f74dae5SSascha Wildner  * $FreeBSD: src/sys/dev/hpt27xx/wj.h,v 1.1 2011/12/28 23:26:58 delphij Exp $
27*0f74dae5SSascha Wildner  */
28*0f74dae5SSascha Wildner 
29*0f74dae5SSascha Wildner #include <dev/raid/hpt27xx/hpt27xx_config.h>
30*0f74dae5SSascha Wildner /*
31*0f74dae5SSascha Wildner  * NVRAM write journaling interface.
32*0f74dae5SSascha Wildner  */
33*0f74dae5SSascha Wildner 
34*0f74dae5SSascha Wildner #ifndef _WJ_H_
35*0f74dae5SSascha Wildner #define _WJ_H_
36*0f74dae5SSascha Wildner 
37*0f74dae5SSascha Wildner #if defined(SUPPORT_BBU) || defined(SUPPORT_NVRAM)
38*0f74dae5SSascha Wildner 
39*0f74dae5SSascha Wildner void wj_init(PVBUS vbus, void *nvram_addr, HPT_U32 nvram_size);
40*0f74dae5SSascha Wildner void *wj_add_entry(PVBUS vbus, PVDEV vd, HPT_LBA lba, HPT_U16 sectors);
41*0f74dae5SSascha Wildner void *wj_get_entry(PVBUS vbus, PVDEV *vd_p, HPT_LBA *lba_p, HPT_U16 *sectors_p);
42*0f74dae5SSascha Wildner void wj_del_entry(PVBUS vbus, void *handle);
43*0f74dae5SSascha Wildner void wj_del_vd(PVBUS vbus, PVDEV vd);
44*0f74dae5SSascha Wildner void wj_sync_stamp(PVBUS vbus, PVDEV vd);
45*0f74dae5SSascha Wildner 
46*0f74dae5SSascha Wildner #else
47*0f74dae5SSascha Wildner 
48*0f74dae5SSascha Wildner #define wj_add_entry(vbus, vd, lba, sectors) 0
49*0f74dae5SSascha Wildner #define wj_get_entry(vbus, vd_p, lba_p, sectors_p) 0
50*0f74dae5SSascha Wildner #define wj_del_entry(vbus, handle) 0
51*0f74dae5SSascha Wildner #define wj_del_vd(vbus, vd) 0
52*0f74dae5SSascha Wildner #define wj_sync_stamp(vbus, vd) 0
53*0f74dae5SSascha Wildner 
54*0f74dae5SSascha Wildner #endif
55*0f74dae5SSascha Wildner 
56*0f74dae5SSascha Wildner #endif
57