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e9cf6115e4
and HighPoint HPT370 controllers. Use by defining the RAID in the BIOS and the "ar driver will pick it up automagically...
179 lines
4.7 KiB
C
179 lines
4.7 KiB
C
/*-
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* Copyright (c) 2000 Søren Schmidt
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification, immediately at the beginning of the file.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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struct ar_softc {
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int lun;
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int32_t magic;
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int flags;
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#define AR_F_RAID_0 0x0001 /* STRIPE */
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#define AR_F_RAID_1 0x0002 /* MIRROR */
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#define AR_F_SPAN 0x0004 /* SPAN */
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int num_subdisks;
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struct ad_softc *subdisk[8];
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int num_mirrordisks;
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struct ad_softc *mirrordisk[8];
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int interleave;
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int last_disk;
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int32_t last_lba[8][2];
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u_int16_t heads;
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u_int16_t sectors;
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u_int32_t cylinders;
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u_int32_t total_secs;
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int reserved; /* sectors that are NOT to be used */
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int offset; /* offset from start of disk */
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struct disk disk; /* disklabel/slice stuff */
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dev_t dev; /* device place holder */
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};
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struct ar_config {
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int num_raids;
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struct ar_softc *raid[8]; /* configs for each RAID */
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};
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struct ar_buf {
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struct bio bp;
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struct bio *org;
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int drive;
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struct ar_buf *mirror;
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int done;
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};
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struct highpoint_raid_conf {
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int8_t filler1[32];
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u_int32_t magic; /* 0x20 */
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#define HPT_MAGIC_OK 0x5a7816f0
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#define HPT_MAGIC_BAD 0x5a7816fd
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u_int32_t magic_0;
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u_int32_t magic_1;
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u_int32_t order;
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#define HPT_O_MIRROR 0x01
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#define HPT_O_OK 0x04
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u_int8_t raid_disks;
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u_int8_t raid0_shift;
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u_int8_t type;
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#define HPT_T_RAID_0 0x00
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#define HPT_T_RAID_1 0x01
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#define HPT_T_RAID_01_RAID_0 0x02
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#define HPT_T_SPAN 0x03
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#define HPT_T_RAID_3 0x04
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#define HPT_T_RAID_5 0x05
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#define HPT_T_SINGLEDISK 0x06
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#define HPT_T_RAID_01_RAID_1 0x07
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u_int8_t disk_number;
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u_int32_t total_secs;
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u_int32_t disk_mode;
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u_int32_t boot_mode;
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u_int8_t boot_disk;
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u_int8_t boot_protect;
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u_int8_t error_log_entries;
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u_int8_t error_log_index;
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struct {
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u_int32_t timestamp;
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u_int8_t reason;
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#define HPT_R_REMOVED 0xfe
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#define HPT_R_BROKEN 0xff
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u_int8_t disk;
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u_int8_t status;
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u_int8_t sectors;
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u_int32_t lba;
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} errorlog[32];
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int8_t filler2[60];
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};
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struct promise_raid_conf {
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char promise_id[24];
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#define PR_MAGIC "Promise Technology, Inc."
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int32_t dummy_0;
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int32_t magic_0;
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int16_t dummy_1;
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int8_t channel;
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int8_t device;
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int32_t magic_1;
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int16_t dummy_2;
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int8_t filler1[470];
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struct {
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int32_t flags; /* 0x200 */
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#define PR_F_CONFED 0x00000080
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int8_t dummy_0;
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int8_t device_0;
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int8_t dummy_1;
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int8_t device_1;
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int32_t magic_0;
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int32_t dummy_2;
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int32_t dummy_3; /* 0x210 */
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int32_t disk_secs;
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int32_t dummy_4;
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int16_t dummy_5;
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int8_t status;
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#define PR_S_DEFINED 0x01
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#define PR_S_ONLINE 0x02
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#define PR_S_OFFLINE 0x10
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int8_t type;
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#define PR_T_STRIPE 0x00
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#define PR_T_MIRROR 0x01
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#define PR_T_STRIPE_MIRROR 0x04
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#define PR_T_SPAN 0x08
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u_int8_t total_disks; /* 0x220 */
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u_int8_t raid0_shift;
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u_int8_t raid0_disks;
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u_int8_t dummy_6;
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u_int32_t total_secs;
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u_int16_t cylinders;
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u_int8_t heads;
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u_int8_t sectors;
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int32_t magic_1;
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int32_t dummy_7; /* 0x230 */
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struct {
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int16_t dummy_0;
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int8_t channel;
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int8_t device;
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int32_t magic_0;
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int32_t disk_number; /* subdisk # */
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} disk[8];
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} raid[4];
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int32_t filler2[235];
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uint32_t checksum;
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};
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int ar_probe(struct ad_softc *);
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