NetBSD/sys/dev/ata/ata_raidreg.h

114 lines
3.6 KiB
C

/* $NetBSD: ata_raidreg.h,v 1.1 2003/01/27 18:21:28 thorpej Exp $ */
/*-
* Copyright (c) 2000,2001,2002 Søren Schmidt <sos@FreeBSD.org>
* 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,
* without modification, immediately at the beginning of the file.
* 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
#ifndef _DEV_PCI_PCIIDE_PROMISE_RAID_H_
#define _DEV_PCI_PCIIDE_PROMISE_RAID_H_
/*
* Macro to compute the LBA of the Promise RAID configuration structure,
* using the disk's softc structure.
*/
#define PR_LBA(wd) \
((((wd)->sc_capacity / \
((wd)->sc_params.atap_heads * (wd)->sc_params.atap_sectors)) * \
(wd)->sc_params.atap_heads * (wd)->sc_params.atap_sectors) - \
(wd)->sc_params.atap_sectors)
struct promise_raid_conf {
char promise_id[24];
#define PR_MAGIC "Promise Technology, Inc."
uint32_t dummy_0;
uint64_t magic_0;
uint16_t magic_1;
uint32_t magic_2;
uint8_t filler1[470];
struct { /* 0x200 */
uint32_t integrity;
#define PR_I_VALID 0x00000080
uint8_t flags;
#define PR_F_VALID 0x01
#define PR_F_ONLINE 0x02
#define PR_F_ASSIGNED 0x04
#define PR_F_SPARE 0x08
#define PR_F_DUPLICATE 0x10
#define PR_F_REDIR 0x20
#define PR_F_DOWN 0x40
#define PR_F_READY 0x80
uint8_t disk_number;
uint8_t channel;
uint8_t device;
uint64_t magic_0 __attribute__((__packed__));
uint32_t disk_offset; /* 0x210 */
uint32_t disk_sectors;
uint32_t rebuild_lba;
uint16_t generation;
uint8_t status;
#define PR_S_VALID 0x01
#define PR_S_ONLINE 0x02
#define PR_S_INITED 0x04
#define PR_S_READY 0x08
#define PR_S_DEGRADED 0x10
#define PR_S_MARKED 0x20
#define PR_S_FUNCTIONAL 0x80
uint8_t type;
#define PR_T_RAID0 0x00
#define PR_T_RAID1 0x01
#define PR_T_RAID3 0x02
#define PR_T_RAID5 0x04
#define PR_T_SPAN 0x08
uint8_t total_disks; /* 0x220 */
uint8_t stripe_shift;
uint8_t array_width;
uint8_t array_number;
uint32_t total_sectors;
uint16_t cylinders;
uint8_t heads;
uint8_t sectors;
uint64_t magic_1 __attribute__((__packed__));
struct {
uint8_t flags;
uint8_t dummy_0;
uint8_t channel;
uint8_t device;
uint64_t magic_0 __attribute__((__packed__));
} disk[8];
} raid;
uint32_t filler2[346];
uint32_t checksum;
} __attribute__((__packed__));
#endif /* _DEV_PCI_PCIIDE_PROMISE_RAID_H_ */