diff options
Diffstat (limited to 'sys/dev/ata/ata-raid.h')
| -rw-r--r-- | sys/dev/ata/ata-raid.h | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/sys/dev/ata/ata-raid.h b/sys/dev/ata/ata-raid.h new file mode 100644 index 0000000..a1d6705 --- /dev/null +++ b/sys/dev/ata/ata-raid.h @@ -0,0 +1,178 @@ +/*- + * Copyright (c) 2000 Søren Schmidt + * 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. + * + * $FreeBSD$ + */ + +struct ar_softc { + int lun; + int32_t magic; + int flags; +#define AR_F_RAID_0 0x0001 /* STRIPE */ +#define AR_F_RAID_1 0x0002 /* MIRROR */ +#define AR_F_SPAN 0x0004 /* SPAN */ + + int num_subdisks; + struct ad_softc *subdisk[8]; + int num_mirrordisks; + struct ad_softc *mirrordisk[8]; + int interleave; + int last_disk; + int32_t last_lba[8][2]; + + u_int16_t heads; + u_int16_t sectors; + u_int32_t cylinders; + u_int32_t total_secs; + int reserved; /* sectors that are NOT to be used */ + int offset; /* offset from start of disk */ + + struct disk disk; /* disklabel/slice stuff */ + dev_t dev; /* device place holder */ + +}; + +struct ar_config { + int num_raids; + struct ar_softc *raid[8]; /* configs for each RAID */ +}; + +struct ar_buf { + struct bio bp; + struct bio *org; + int drive; + struct ar_buf *mirror; + int done; +}; + +struct highpoint_raid_conf { + int8_t filler1[32]; + u_int32_t magic; /* 0x20 */ +#define HPT_MAGIC_OK 0x5a7816f0 +#define HPT_MAGIC_BAD 0x5a7816fd + + u_int32_t magic_0; + u_int32_t magic_1; + u_int32_t order; +#define HPT_O_MIRROR 0x01 +#define HPT_O_OK 0x04 + + u_int8_t raid_disks; + u_int8_t raid0_shift; + u_int8_t type; +#define HPT_T_RAID_0 0x00 +#define HPT_T_RAID_1 0x01 +#define HPT_T_RAID_01_RAID_0 0x02 +#define HPT_T_SPAN 0x03 +#define HPT_T_RAID_3 0x04 +#define HPT_T_RAID_5 0x05 +#define HPT_T_SINGLEDISK 0x06 +#define HPT_T_RAID_01_RAID_1 0x07 + + u_int8_t disk_number; + u_int32_t total_secs; + u_int32_t disk_mode; + u_int32_t boot_mode; + u_int8_t boot_disk; + u_int8_t boot_protect; + u_int8_t error_log_entries; + u_int8_t error_log_index; + struct { + u_int32_t timestamp; + u_int8_t reason; +#define HPT_R_REMOVED 0xfe +#define HPT_R_BROKEN 0xff + + u_int8_t disk; + u_int8_t status; + u_int8_t sectors; + u_int32_t lba; + } errorlog[32]; + int8_t filler2[60]; +}; + +struct promise_raid_conf { + char promise_id[24]; +#define PR_MAGIC "Promise Technology, Inc." + + int32_t dummy_0; + int32_t magic_0; + int16_t dummy_1; + int8_t channel; + int8_t device; + int32_t magic_1; + int16_t dummy_2; + int8_t filler1[470]; + struct { + int32_t flags; /* 0x200 */ +#define PR_F_CONFED 0x00000080 + + int8_t dummy_0; + int8_t device_0; + int8_t dummy_1; + int8_t device_1; + int32_t magic_0; + int32_t dummy_2; + int32_t dummy_3; /* 0x210 */ + int32_t disk_secs; + int32_t dummy_4; + int16_t dummy_5; + int8_t status; +#define PR_S_DEFINED 0x01 +#define PR_S_ONLINE 0x02 +#define PR_S_OFFLINE 0x10 + + int8_t type; +#define PR_T_STRIPE 0x00 +#define PR_T_MIRROR 0x01 +#define PR_T_STRIPE_MIRROR 0x04 +#define PR_T_SPAN 0x08 + + u_int8_t total_disks; /* 0x220 */ + u_int8_t raid0_shift; + u_int8_t raid0_disks; + u_int8_t dummy_6; + u_int32_t total_secs; + u_int16_t cylinders; + u_int8_t heads; + u_int8_t sectors; + int32_t magic_1; + int32_t dummy_7; /* 0x230 */ + struct { + int16_t dummy_0; + int8_t channel; + int8_t device; + int32_t magic_0; + int32_t disk_number; /* subdisk # */ + } disk[8]; + } raid[4]; + int32_t filler2[235]; + uint32_t checksum; +}; + +int ar_probe(struct ad_softc *); + |
