drivers/block/ida_cmd.h

   1 /*
   2  *    Disk Array driver for Compaq SMART2 Controllers
   3  *    Copyright 1998 Compaq Computer Corporation
   4  *
   5  *    This program is free software; you can redistribute it and/or modify
   6  *    it under the terms of the GNU General Public License as published by
   7  *    the Free Software Foundation; either version 2 of the License, or
   8  *    (at your option) any later version.
   9  *
  10  *    This program is distributed in the hope that it will be useful,
  11  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *    MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  13  *    NON INFRINGEMENT.  See the GNU General Public License for more details.
  14  *
  15  *    You should have received a copy of the GNU General Public License
  16  *    along with this program; if not, write to the Free Software
  17  *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  *
  19  *    Questions/Comments/Bugfixes to arrays@compaq.com
  20  *
  21  *    If you want to make changes, improve or add functionality to this
  22  *    driver, you'll probably need the Compaq Array Controller Interface
  23  *    Specificiation (Document number ECG086/1198)
  24  */
  25 #ifndef ARRAYCMD_H
  26 #define ARRAYCMD_H
  27
  28 #include <asm/types.h>
  29 #if 0
  30 #include <linux/blkdev.h>
  31 #endif
  32
  33 /* for the Smart Array 42XX cards */
  34 #define S42XX_REQUEST_PORT_OFFSET       0x40
  35 #define S42XX_REPLY_INTR_MASK_OFFSET    0x34
  36 #define S42XX_REPLY_PORT_OFFSET         0x44
  37 #define S42XX_INTR_STATUS               0x30
  38
  39 #define S42XX_INTR_OFF          0x08
  40 #define S42XX_INTR_PENDING      0x08
  41
  42 #define COMMAND_FIFO            0x04
  43 #define COMMAND_COMPLETE_FIFO   0x08
  44 #define INTR_MASK               0x0C
  45 #define INTR_STATUS             0x10
  46 #define INTR_PENDING            0x14
  47
  48 #define FIFO_NOT_EMPTY          0x01
  49 #define FIFO_NOT_FULL           0x02
  50
  51 #define BIG_PROBLEM             0x40
  52 #define LOG_NOT_CONF            2
  53
  54 #pragma pack(1)
  55 typedef struct {
  56         __u32   size;
  57         __u32   addr;
  58 } sg_t;
  59
  60 #define RCODE_NONFATAL  0x02
  61 #define RCODE_FATAL     0x04
  62 #define RCODE_INVREQ    0x10
  63 typedef struct {
  64         __u16   next;
  65         __u8    cmd;
  66         __u8    rcode;
  67         __u32   blk;
  68         __u16   blk_cnt;
  69         __u8    sg_cnt;
  70         __u8    reserved;
  71 } rhdr_t;
  72
  73 #define SG_MAX                  32
  74 typedef struct {
  75         rhdr_t  hdr;
  76         sg_t    sg[SG_MAX];
  77         __u32   bp;
  78 } rblk_t;
  79
  80 typedef struct {
  81         __u8    unit;
  82         __u8    prio;
  83         __u16   size;
  84 } chdr_t;
  85
  86 #define CMD_RWREQ       0x00
  87 #define CMD_IOCTL_PEND  0x01
  88 #define CMD_IOCTL_DONE  0x02
  89
  90 typedef struct cmdlist {
  91         chdr_t  hdr;
  92         rblk_t  req;
  93         __u32   size;
  94         int     retry_cnt;
  95         __u32   busaddr;
  96         int     ctlr;
  97         struct cmdlist *prev;
  98         struct cmdlist *next;
  99         struct buffer_head *bh;
 100         int type;
 101 } cmdlist_t;
 102
 103 #define ID_CTLR         0x11
 104 typedef struct {
 105         __u8    nr_drvs;
 106         __u32   cfg_sig;
 107         __u8    firm_rev[4];
 108         __u8    rom_rev[4];
 109         __u8    hw_rev;
 110         __u32   bb_rev;
 111         __u32   drv_present_map;
 112         __u32   ext_drv_map;
 113         __u32   board_id;
 114         __u8    cfg_error;
 115         __u32   non_disk_bits;
 116         __u8    bad_ram_addr;
 117         __u8    cpu_rev;
 118         __u8    pdpi_rev;
 119         __u8    epic_rev;
 120         __u8    wcxc_rev;
 121         __u8    marketing_rev;
 122         __u8    ctlr_flags;
 123         __u8    host_flags;
 124         __u8    expand_dis;
 125         __u8    scsi_chips;
 126         __u32   max_req_blocks;
 127         __u32   ctlr_clock;
 128         __u8    drvs_per_bus;
 129         __u16   big_drv_present_map[8];
 130         __u16   big_ext_drv_map[8];
 131         __u16   big_non_disk_map[8];
 132         __u16   task_flags;
 133         __u8    icl_bus;
 134         __u8    red_modes;
 135         __u8    cur_red_mode;
 136         __u8    red_ctlr_stat;
 137         __u8    red_fail_reason;
 138         __u8    reserved[403];
 139 } id_ctlr_t;
 140
 141 typedef struct {
 142         __u16   cyl;
 143         __u8    heads;
 144         __u8    xsig;
 145         __u8    psectors;
 146         __u16   wpre;
 147         __u8    maxecc;
 148         __u8    drv_ctrl;
 149         __u16   pcyls;
 150         __u8    pheads;
 151         __u16   landz;
 152         __u8    sect_per_track;
 153         __u8    cksum;
 154 } drv_param_t;
 155
 156 #define ID_LOG_DRV      0x10
 157 typedef struct {
 158         __u16   blk_size;
 159         __u32   nr_blks;
 160         drv_param_t drv;
 161         __u8    fault_tol;
 162         __u8    reserved;
 163         __u8    bios_disable;
 164 } id_log_drv_t;
 165
 166 #define ID_LOG_DRV_EXT  0x18
 167 typedef struct {
 168         __u32   log_drv_id;
 169         __u8    log_drv_label[64];
 170         __u8    reserved[418];
 171 } id_log_drv_ext_t;
 172
 173 #define SENSE_LOG_DRV_STAT      0x12
 174 typedef struct {
 175         __u8    status;
 176         __u32   fail_map;
 177         __u16   read_err[32];
 178         __u16   write_err[32];
 179         __u8    drv_err_data[256];
 180         __u8    drq_timeout[32];
 181         __u32   blks_to_recover;
 182         __u8    drv_recovering;
 183         __u16   remap_cnt[32];
 184         __u32   replace_drv_map;
 185         __u32   act_spare_map;
 186         __u8    spare_stat;
 187         __u8    spare_repl_map[32];
 188         __u32   repl_ok_map;
 189         __u8    media_exch;
 190         __u8    cache_fail;
 191         __u8    expn_fail;
 192         __u8    unit_flags;
 193         __u16   big_fail_map[8];
 194         __u16   big_remap_map[128];
 195         __u16   big_repl_map[8];
 196         __u16   big_act_spare_map[8];
 197         __u8    big_spar_repl_map[128];
 198         __u16   big_repl_ok_map[8];
 199         __u8    big_drv_rebuild;
 200         __u8    reserved[36];
 201 } sense_log_drv_stat_t;
 202
 203 #define START_RECOVER           0x13
 204
 205 #define ID_PHYS_DRV             0x15
 206 typedef struct {
 207         __u8    scsi_bus;
 208         __u8    scsi_id;
 209         __u16   blk_size;
 210         __u32   nr_blks;
 211         __u32   rsvd_blks;
 212         __u8    drv_model[40];
 213         __u8    drv_sn[40];
 214         __u8    drv_fw[8];
 215         __u8    scsi_iq_bits;
 216         __u8    compaq_drv_stmp;
 217         __u8    last_fail;
 218         __u8    phys_drv_flags;
 219         __u8    phys_drv_flags1;
 220         __u8    scsi_lun;
 221         __u8    phys_drv_flags2;
 222         __u8    reserved;
 223         __u32   spi_speed_rules;
 224         __u8    phys_connector[2];
 225         __u8    phys_box_on_bus;
 226         __u8    phys_bay_in_box;
 227 } id_phys_drv_t;
 228
 229 #define BLINK_DRV_LEDS          0x16
 230 typedef struct {
 231         __u32   blink_duration;
 232         __u32   reserved;
 233         __u8    blink[256];
 234         __u8    reserved1[248];
 235 } blink_drv_leds_t;
 236
 237 #define SENSE_BLINK_LEDS        0x17
 238 typedef struct {
 239         __u32   blink_duration;
 240         __u32   btime_elap;
 241         __u8    blink[256];
 242         __u8    reserved1[248];
 243 } sense_blink_leds_t;
 244
 245 #define IDA_READ                0x20
 246 #define IDA_WRITE               0x30
 247 #define IDA_WRITE_MEDIA         0x31
 248 #define RESET_TO_DIAG           0x40
 249 #define DIAG_PASS_THRU          0x41
 250
 251 #define SENSE_CONFIG            0x50
 252 #define SET_CONFIG              0x51
 253 typedef struct {
 254         __u32   cfg_sig;
 255         __u16   compat_port;
 256         __u8    data_dist_mode;
 257         __u8    surf_an_ctrl;
 258         __u16   ctlr_phys_drv;
 259         __u16   log_unit_phys_drv;
 260         __u16   fault_tol_mode;
 261         __u8    phys_drv_param[16];
 262         drv_param_t drv;
 263         __u32   drv_asgn_map;
 264         __u16   dist_factor;
 265         __u32   spare_asgn_map;
 266         __u8    reserved[6];
 267         __u16   os;
 268         __u8    ctlr_order;
 269         __u8    extra_info;
 270         __u32   data_offs;
 271         __u8    parity_backedout_write_drvs;
 272         __u8    parity_dist_mode;
 273         __u8    parity_shift_fact;
 274         __u8    bios_disable_flag;
 275         __u32   blks_on_vol;
 276         __u32   blks_per_drv;
 277         __u8    scratch[16];
 278         __u16   big_drv_map[8];
 279         __u16   big_spare_map[8];
 280         __u8    ss_source_vol;
 281         __u8    mix_drv_cap_range;
 282         struct {
 283                 __u16   big_drv_map[8];
 284                 __u32   blks_per_drv;
 285                 __u16   fault_tol_mode;
 286                 __u16   dist_factor;
 287         } MDC_range[4];
 288         __u8    reserved1[248];
 289 } config_t;
 290
 291 #define BYPASS_VOL_STATE        0x52
 292 #define SS_CREATE_VOL           0x53
 293 #define CHANGE_CONFIG           0x54
 294 #define SENSE_ORIG_CONF         0x55
 295 #define REORDER_LOG_DRV         0x56
 296 typedef struct {
 297         __u8    old_units[32];
 298 } reorder_log_drv_t;
 299
 300 #define LABEL_LOG_DRV           0x57
 301 typedef struct {
 302         __u8    log_drv_label[64];
 303 } label_log_drv_t;
 304
 305 #define SS_TO_VOL               0x58
 306
 307 #define SET_SURF_DELAY          0x60
 308 typedef struct {
 309         __u16   delay;
 310         __u8    reserved[510];
 311 } surf_delay_t;
 312
 313 #define SET_OVERHEAT_DELAY      0x61
 314 typedef struct {
 315         __u16   delay;
 316 } overhead_delay_t;
 317
 318 #define SET_MP_DELAY
 319 typedef struct {
 320         __u16   delay;
 321         __u8    reserved[510];
 322 } mp_delay_t;
 323
 324 #define PASSTHRU_A      0x91
 325 typedef struct {
 326         __u8    target;
 327         __u8    bus;
 328         __u8    lun;
 329         __u32   timeout;
 330         __u32   flags;
 331         __u8    status;
 332         __u8    error;
 333         __u8    cdb_len;
 334         __u8    sense_error;
 335         __u8    sense_key;
 336         __u32   sense_info;
 337         __u8    sense_code;
 338         __u8    sense_qual;
 339         __u32   residual;
 340         __u8    reserved[4];
 341         __u8    cdb[12];
 342 } scsi_param_t;
 343
 344 #define RESUME_BACKGROUND_ACTIVITY      0x99
 345 #pragma pack()
 346
 347 #endif /* ARRAYCMD_H */