diff options
Diffstat (limited to 'sys/dev/hptnr/wj.h')
| -rw-r--r-- | sys/dev/hptnr/wj.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sys/dev/hptnr/wj.h b/sys/dev/hptnr/wj.h new file mode 100644 index 0000000..d0cfacf --- /dev/null +++ b/sys/dev/hptnr/wj.h @@ -0,0 +1,57 @@ +/* $Id: wj.h,v 1.1 2007/11/01 03:05:51 gmm Exp $ */ +/*- + * Copyright (c) 2011 HighPoint Technologies, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#include <dev/hptnr/hptnr_config.h> + * + * NVRAM write journaling interface. + */ + +#ifndef _WJ_H_ +#define _WJ_H_ + +#if defined(SUPPORT_BBU) || defined(SUPPORT_NVRAM) + +void wj_init(PVBUS vbus, void *nvram_addr, HPT_U32 nvram_size); +void *wj_add_entry(PVBUS vbus, PVDEV vd, HPT_LBA lba, HPT_U16 sectors); +void *wj_get_entry(PVBUS vbus, PVDEV *vd_p, HPT_LBA *lba_p, HPT_U16 *sectors_p); +void wj_del_entry(PVBUS vbus, void *handle); +void wj_del_vd(PVBUS vbus, PVDEV vd); +void wj_sync_stamp(PVBUS vbus, PVDEV vd); + +#else + +#define wj_add_entry(vbus, vd, lba, sectors) 0 +#define wj_get_entry(vbus, vd_p, lba_p, sectors_p) 0 +#define wj_del_entry(vbus, handle) 0 +#define wj_del_vd(vbus, vd) 0 +#define wj_sync_stamp(vbus, vd) 0 + +#endif + +#endif |
