1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 
  22 /*
  23  * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
  24  * Copyright 2012 Nexenta Systems, Inc. All rights reserved.
  25  */
  26 
  27 /*
  28  * Copyright (c) 2000 to 2010, LSI Corporation.
  29  * All rights reserved.
  30  *
  31  * Redistribution and use in source and binary forms of all code within
  32  * this file that is exclusively owned by LSI, with or without
  33  * modification, is permitted provided that, in addition to the CDDL 1.0
  34  * License requirements, the following conditions are met:
  35  *
  36  *    Neither the name of the author nor the names of its contributors may be
  37  *    used to endorse or promote products derived from this software without
  38  *    specific prior written permission.
  39  *
  40  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  41  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  42  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  43  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  44  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  45  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  46  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  47  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  48  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  49  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  50  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
  51  * DAMAGE.
  52  */
  53 
  54 #ifndef _SYS_SCSI_ADAPTERS_MPTVAR_H
  55 #define _SYS_SCSI_ADAPTERS_MPTVAR_H
  56 
  57 #include <sys/byteorder.h>
  58 #include <sys/isa_defs.h>
  59 #include <sys/sunmdi.h>
  60 #include <sys/mdi_impldefs.h>
  61 #include <sys/scsi/adapters/mpt_sas/mptsas_ioctl.h>
  62 #include <sys/scsi/adapters/mpt_sas/mpi/mpi2_tool.h>
  63 #include <sys/scsi/adapters/mpt_sas/mpi/mpi2_cnfg.h>
  64 
  65 #ifdef  __cplusplus
  66 extern "C" {
  67 #endif
  68 
  69 /*
  70  * Compile options
  71  */
  72 #ifdef DEBUG
  73 #define MPTSAS_DEBUG            /* turn on debugging code */
  74 #endif  /* DEBUG */
  75 
  76 #define MPTSAS_INITIAL_SOFT_SPACE       4
  77 
  78 #define MAX_MPI_PORTS           16
  79 
  80 /*
  81  * Note below macro definition and data type definition
  82  * are used for phy mask handling, it should be changed
  83  * simultaneously.
  84  */
  85 #define MPTSAS_MAX_PHYS         16
  86 typedef uint16_t                mptsas_phymask_t;
  87 
  88 #define MPTSAS_INVALID_DEVHDL   0xffff
  89 #define MPTSAS_SATA_GUID        "sata-guid"
  90 
  91 /*
  92  * MPT HW defines
  93  */
  94 #define MPTSAS_MAX_DISKS_IN_CONFIG      14
  95 #define MPTSAS_MAX_DISKS_IN_VOL         10
  96 #define MPTSAS_MAX_HOTSPARES            2
  97 #define MPTSAS_MAX_RAIDVOLS             2
  98 #define MPTSAS_MAX_RAIDCONFIGS          5
  99 
 100 /*
 101  * 64-bit SAS WWN is displayed as 16 characters as HEX characters,
 102  * plus two means the prefix 'w' and end of the string '\0'.
 103  */
 104 #define MPTSAS_WWN_STRLEN       (16 + 2)
 105 #define MPTSAS_MAX_GUID_LEN     64
 106 
 107 /*
 108  * DMA routine flags
 109  */
 110 #define MPTSAS_DMA_HANDLE_ALLOCD        0x2
 111 #define MPTSAS_DMA_MEMORY_ALLOCD        0x4
 112 #define MPTSAS_DMA_HANDLE_BOUND 0x8
 113 
 114 /*
 115  * If the HBA supports DMA or bus-mastering, you may have your own
 116  * scatter-gather list for physically non-contiguous memory in one
 117  * I/O operation; if so, there's probably a size for that list.
 118  * It must be placed in the ddi_dma_lim_t structure, so that the system
 119  * DMA-support routines can use it to break up the I/O request, so we
 120  * define it here.
 121  */
 122 #if defined(__sparc)
 123 #define MPTSAS_MAX_DMA_SEGS     1
 124 #define MPTSAS_MAX_CMD_SEGS     1
 125 #else
 126 #define MPTSAS_MAX_DMA_SEGS     256
 127 #define MPTSAS_MAX_CMD_SEGS     257
 128 #endif
 129 #define MPTSAS_MAX_FRAME_SGES(mpt) \
 130         (((mpt->m_req_frame_size - (sizeof (MPI2_SCSI_IO_REQUEST))) / 8) + 1)
 131 
 132 /*
 133  * Caculating how many 64-bit DMA simple elements can be stored in the first
 134  * frame. Note that msg_scsi_io_request contains 2 double-words (8 bytes) for
 135  * element storage.  And 64-bit dma element is 3 double-words (12 bytes) in
 136  * size.
 137  */
 138 #define MPTSAS_MAX_FRAME_SGES64(mpt) \
 139         ((mpt->m_req_frame_size - \
 140         (sizeof (MPI2_SCSI_IO_REQUEST)) + sizeof (MPI2_SGE_IO_UNION)) / 12)
 141 
 142 /*
 143  * Scatter-gather list structure defined by HBA hardware
 144  */
 145 typedef struct NcrTableIndirect {       /* Table Indirect entries */
 146         uint32_t count;         /* 24 bit count */
 147         union {
 148                 uint32_t address32;     /* 32 bit address */
 149                 struct {
 150                         uint32_t Low;
 151                         uint32_t High;
 152                 } address64;            /* 64 bit address */
 153         } addr;
 154 } mptti_t;
 155 
 156 /*
 157  * preferred pkt_private length in 64-bit quantities
 158  */
 159 #ifdef  _LP64
 160 #define PKT_PRIV_SIZE   2
 161 #define PKT_PRIV_LEN    16      /* in bytes */
 162 #else /* _ILP32 */
 163 #define PKT_PRIV_SIZE   1
 164 #define PKT_PRIV_LEN    8       /* in bytes */
 165 #endif
 166 
 167 #define PKT2CMD(pkt)    ((struct mptsas_cmd *)((pkt)->pkt_ha_private))
 168 #define CMD2PKT(cmdp)   ((struct scsi_pkt *)((cmdp)->cmd_pkt))
 169 #define EXTCMDS_STATUS_SIZE (sizeof (struct scsi_arq_status))
 170 
 171 /*
 172  * get offset of item in structure
 173  */
 174 #define MPTSAS_GET_ITEM_OFF(type, member) ((size_t)(&((type *)0)->member))
 175 
 176 /*
 177  * WWID provided by LSI firmware is generated by firmware but the WWID is not
 178  * IEEE NAA standard format, OBP has no chance to distinguish format of unit
 179  * address. According LSI's confirmation, the top nibble of RAID WWID is
 180  * meanless, so the consensus between Solaris and OBP is to replace top nibble
 181  * of WWID provided by LSI to "3" always to hint OBP that this is a RAID WWID
 182  * format unit address.
 183  */
 184 #define MPTSAS_RAID_WWID(wwid) \
 185         ((wwid & 0x0FFFFFFFFFFFFFFF) | 0x3000000000000000)
 186 
 187 typedef struct mptsas_target {
 188                 uint64_t                m_sas_wwn;      /* hash key1 */
 189                 mptsas_phymask_t        m_phymask;      /* hash key2 */
 190                 /*
 191                  * m_dr_flag is a flag for DR, make sure the member
 192                  * take the place of dr_flag of mptsas_hash_data.
 193                  */
 194                 uint8_t                 m_dr_flag;      /* dr_flag */
 195                 uint16_t                m_devhdl;
 196                 uint32_t                m_deviceinfo;
 197                 uint8_t                 m_phynum;
 198                 uint32_t                m_dups;
 199                 int32_t                 m_timeout;
 200                 int32_t                 m_timebase;
 201                 int32_t                 m_t_throttle;
 202                 int32_t                 m_t_ncmds;
 203                 int32_t                 m_reset_delay;
 204                 int32_t                 m_t_nwait;
 205 
 206                 uint16_t                m_qfull_retry_interval;
 207                 uint8_t                 m_qfull_retries;
 208                 uint16_t                m_enclosure;
 209                 uint16_t                m_slot_num;
 210                 uint32_t                m_tgt_unconfigured;
 211                 uint32_t                m_timeout_interval;
 212                 uint8_t                 m_timeout_count;
 213 
 214 } mptsas_target_t;
 215 
 216 typedef struct mptsas_smp {
 217         uint64_t        m_sasaddr;      /* hash key1 */
 218         mptsas_phymask_t m_phymask;     /* hash key2 */
 219         uint8_t         reserved1;
 220         uint16_t        m_devhdl;
 221         uint32_t        m_deviceinfo;
 222         uint16_t        m_pdevhdl;
 223         uint32_t        m_pdevinfo;
 224 } mptsas_smp_t;
 225 
 226 typedef struct mptsas_hash_data {
 227         uint64_t        key1;
 228         mptsas_phymask_t key2;
 229         uint8_t         dr_flag;
 230         uint16_t        devhdl;
 231         uint32_t        device_info;
 232 } mptsas_hash_data_t;
 233 
 234 typedef struct mptsas_cache_frames {
 235         ddi_dma_handle_t m_dma_hdl;
 236         ddi_acc_handle_t m_acc_hdl;
 237         caddr_t m_frames_addr;
 238         uint32_t m_phys_addr;
 239 } mptsas_cache_frames_t;
 240 
 241 typedef struct  mptsas_cmd {
 242         uint_t                  cmd_flags;      /* flags from scsi_init_pkt */
 243         ddi_dma_handle_t        cmd_dmahandle;  /* dma handle */
 244         ddi_dma_cookie_t        cmd_cookie;
 245         uint_t                  cmd_cookiec;
 246         uint_t                  cmd_winindex;
 247         uint_t                  cmd_nwin;
 248         uint_t                  cmd_cur_cookie;
 249         off_t                   cmd_dma_offset;
 250         size_t                  cmd_dma_len;
 251         uint32_t                cmd_totaldmacount;
 252 
 253         ddi_dma_handle_t        cmd_arqhandle;  /* dma arq handle */
 254         ddi_dma_cookie_t        cmd_arqcookie;
 255         struct buf              *cmd_arq_buf;
 256         ddi_dma_handle_t        cmd_ext_arqhandle; /* dma extern arq handle */
 257         ddi_dma_cookie_t        cmd_ext_arqcookie;
 258         struct buf              *cmd_ext_arq_buf;
 259 
 260         int                     cmd_pkt_flags;
 261 
 262         /* timer for command in active slot */
 263         int                     cmd_active_timeout;
 264 
 265         struct scsi_pkt         *cmd_pkt;
 266         struct scsi_arq_status  cmd_scb;
 267         uchar_t                 cmd_cdblen;     /* length of cdb */
 268         uchar_t                 cmd_rqslen;     /* len of requested rqsense */
 269         uchar_t                 cmd_privlen;
 270         uint_t                  cmd_scblen;
 271         uint32_t                cmd_dmacount;
 272         uint64_t                cmd_dma_addr;
 273         uchar_t                 cmd_age;
 274         ushort_t                cmd_qfull_retries;
 275         uchar_t                 cmd_queued;     /* true if queued */
 276         struct mptsas_cmd       *cmd_linkp;
 277         mptti_t                 *cmd_sg; /* Scatter/Gather structure */
 278         uchar_t                 cmd_cdb[SCSI_CDB_SIZE];
 279         uint64_t                cmd_pkt_private[PKT_PRIV_LEN];
 280         uint32_t                cmd_slot;
 281         uint32_t                ioc_cmd_slot;
 282 
 283         mptsas_cache_frames_t   *cmd_extra_frames;
 284 
 285         uint32_t                cmd_rfm;
 286         mptsas_target_t         *cmd_tgt_addr;
 287 } mptsas_cmd_t;
 288 
 289 /*
 290  * These are the defined cmd_flags for this structure.
 291  */
 292 #define CFLAG_CMDDISC           0x000001 /* cmd currently disconnected */
 293 #define CFLAG_WATCH             0x000002 /* watchdog time for this command */
 294 #define CFLAG_FINISHED          0x000004 /* command completed */
 295 #define CFLAG_CHKSEG            0x000008 /* check cmd_data within seg */
 296 #define CFLAG_COMPLETED         0x000010 /* completion routine called */
 297 #define CFLAG_PREPARED          0x000020 /* pkt has been init'ed */
 298 #define CFLAG_IN_TRANSPORT      0x000040 /* in use by host adapter driver */
 299 #define CFLAG_RESTORE_PTRS      0x000080 /* implicit restore ptr on reconnect */
 300 #define CFLAG_ARQ_IN_PROGRESS   0x000100 /* auto request sense in progress */
 301 #define CFLAG_TRANFLAG          0x0001ff /* covers transport part of flags */
 302 #define CFLAG_TM_CMD            0x000200 /* cmd is a task management command */
 303 #define CFLAG_CMDARQ            0x000400 /* cmd is a 'rqsense' command */
 304 #define CFLAG_DMAVALID          0x000800 /* dma mapping valid */
 305 #define CFLAG_DMASEND           0x001000 /* data is going 'out' */
 306 #define CFLAG_CMDIOPB           0x002000 /* this is an 'iopb' packet */
 307 #define CFLAG_CDBEXTERN         0x004000 /* cdb kmem_alloc'd */
 308 #define CFLAG_SCBEXTERN         0x008000 /* scb kmem_alloc'd */
 309 #define CFLAG_FREE              0x010000 /* packet is on free list */
 310 #define CFLAG_PRIVEXTERN        0x020000 /* target private kmem_alloc'd */
 311 #define CFLAG_DMA_PARTIAL       0x040000 /* partial xfer OK */
 312 #define CFLAG_QFULL_STATUS      0x080000 /* pkt got qfull status */
 313 #define CFLAG_TIMEOUT           0x100000 /* passthru/config command timeout */
 314 #define CFLAG_PMM_RECEIVED      0x200000 /* use cmd_pmm* for saving pointers */
 315 #define CFLAG_RETRY             0x400000 /* cmd has been retried */
 316 #define CFLAG_CMDIOC            0x800000 /* cmd is just for for ioc, no io */
 317 #define CFLAG_EXTARQBUFVALID    0x1000000 /* extern arq buf handle is valid */
 318 #define CFLAG_PASSTHRU          0x2000000 /* cmd is a passthrough command */
 319 #define CFLAG_XARQ              0x4000000 /* cmd requests for extra sense */
 320 #define CFLAG_CMDACK            0x8000000 /* cmd for event ack */
 321 #define CFLAG_TXQ               0x10000000 /* cmd queued in the tx_waitq */
 322 #define CFLAG_FW_CMD            0x20000000 /* cmd is a fw up/down command */
 323 #define CFLAG_CONFIG            0x40000000 /* cmd is for config header/page */
 324 #define CFLAG_FW_DIAG           0x80000000 /* cmd is for FW diag buffers */
 325 
 326 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_SIZE                     8
 327 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_MASK                     0xC0
 328 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_PERIPHERAL                       0x00
 329 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_FLAT_SPACE                       0x40
 330 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT             0x80
 331 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_EXTENDED_UNIT            0xC0
 332 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT_2B          0x00
 333 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT_4B          0x01
 334 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT_6B          0x10
 335 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT_8B          0x20
 336 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT_SIZE                0x30
 337 
 338 #define MPTSAS_HASH_ARRAY_SIZE  16
 339 /*
 340  * hash table definition
 341  */
 342 
 343 #define MPTSAS_HASH_FIRST       0xffff
 344 #define MPTSAS_HASH_NEXT        0x0000
 345 
 346 typedef struct mptsas_dma_alloc_state
 347 {
 348         ddi_dma_handle_t        handle;
 349         caddr_t                 memp;
 350         size_t                  size;
 351         ddi_acc_handle_t        accessp;
 352         ddi_dma_cookie_t        cookie;
 353 } mptsas_dma_alloc_state_t;
 354 
 355 /*
 356  * passthrough request structure
 357  */
 358 typedef struct mptsas_pt_request {
 359         uint8_t *request;
 360         uint32_t request_size;
 361         uint32_t data_size;
 362         uint32_t dataout_size;
 363         uint32_t direction;
 364         ddi_dma_cookie_t data_cookie;
 365         ddi_dma_cookie_t dataout_cookie;
 366 } mptsas_pt_request_t;
 367 
 368 /*
 369  * config page request structure
 370  */
 371 typedef struct mptsas_config_request {
 372         uint32_t        page_address;
 373         uint8_t         action;
 374         uint8_t         page_type;
 375         uint8_t         page_number;
 376         uint8_t         page_length;
 377         uint8_t         page_version;
 378         uint8_t         ext_page_type;
 379         uint16_t        ext_page_length;
 380 } mptsas_config_request_t;
 381 
 382 typedef struct mptsas_fw_diagnostic_buffer {
 383         mptsas_dma_alloc_state_t        buffer_data;
 384         uint8_t                         extended_type;
 385         uint8_t                         buffer_type;
 386         uint8_t                         force_release;
 387         uint32_t                        product_specific[23];
 388         uint8_t                         immediate;
 389         uint8_t                         enabled;
 390         uint8_t                         valid_data;
 391         uint8_t                         owned_by_firmware;
 392         uint32_t                        unique_id;
 393 } mptsas_fw_diagnostic_buffer_t;
 394 
 395 /*
 396  * FW diag request structure
 397  */
 398 typedef struct mptsas_diag_request {
 399         mptsas_fw_diagnostic_buffer_t   *pBuffer;
 400         uint8_t                         function;
 401 } mptsas_diag_request_t;
 402 
 403 typedef struct mptsas_hash_node {
 404         void *data;
 405         struct mptsas_hash_node *next;
 406 } mptsas_hash_node_t;
 407 
 408 typedef struct mptsas_hash_table {
 409         struct mptsas_hash_node *head[MPTSAS_HASH_ARRAY_SIZE];
 410         /*
 411          * last position in traverse
 412          */
 413         struct mptsas_hash_node *cur;
 414         uint16_t line;
 415 
 416 } mptsas_hash_table_t;
 417 
 418 /*
 419  * RAID volume information
 420  */
 421 typedef struct mptsas_raidvol {
 422         ushort_t        m_israid;
 423         uint16_t        m_raidhandle;
 424         uint64_t        m_raidwwid;
 425         uint8_t         m_state;
 426         uint32_t        m_statusflags;
 427         uint32_t        m_settings;
 428         uint16_t        m_devhdl[MPTSAS_MAX_DISKS_IN_VOL];
 429         uint8_t         m_disknum[MPTSAS_MAX_DISKS_IN_VOL];
 430         ushort_t        m_diskstatus[MPTSAS_MAX_DISKS_IN_VOL];
 431         uint64_t        m_raidsize;
 432         int             m_raidlevel;
 433         int             m_ndisks;
 434         mptsas_target_t *m_raidtgt;
 435 } mptsas_raidvol_t;
 436 
 437 /*
 438  * RAID configurations
 439  */
 440 typedef struct mptsas_raidconfig {
 441                 mptsas_raidvol_t        m_raidvol[MPTSAS_MAX_RAIDVOLS];
 442                 uint16_t                m_physdisk_devhdl[
 443                                             MPTSAS_MAX_DISKS_IN_CONFIG];
 444                 uint8_t                 m_native;
 445 } m_raidconfig_t;
 446 
 447 /*
 448  * Structure to hold active outstanding cmds.  Also, keep
 449  * timeout on a per target basis.
 450  */
 451 typedef struct mptsas_slots {
 452         mptsas_hash_table_t     m_tgttbl;
 453         mptsas_hash_table_t     m_smptbl;
 454         m_raidconfig_t          m_raidconfig[MPTSAS_MAX_RAIDCONFIGS];
 455         uint8_t                 m_num_raid_configs;
 456         uint16_t                m_tags;
 457         size_t                  m_size;
 458         uint16_t                m_n_slots;
 459         mptsas_cmd_t            *m_slot[1];
 460 } mptsas_slots_t;
 461 
 462 /*
 463  * Structure to hold command and packets for event ack
 464  * and task management commands.
 465  */
 466 typedef struct  m_event_struct {
 467         struct mptsas_cmd               m_event_cmd;
 468         struct m_event_struct   *m_event_linkp;
 469         /*
 470          * event member record the failure event and eventcntx
 471          * event member would be used in send ack pending process
 472          */
 473         uint32_t                m_event;
 474         uint32_t                m_eventcntx;
 475         uint_t                  in_use;
 476         struct scsi_pkt         m_event_pkt;    /* must be last */
 477                                                 /* ... scsi_pkt_size() */
 478 } m_event_struct_t;
 479 #define M_EVENT_STRUCT_SIZE     (sizeof (m_event_struct_t) - \
 480                                 sizeof (struct scsi_pkt) + scsi_pkt_size())
 481 
 482 #define MAX_IOC_COMMANDS        8
 483 
 484 /*
 485  * A pool of MAX_IOC_COMMANDS is maintained for event ack commands.
 486  * A new event ack command requests mptsas_cmd and scsi_pkt structures
 487  * from this pool, and returns it back when done.
 488  */
 489 
 490 typedef struct m_replyh_arg {
 491         void *mpt;
 492         uint32_t rfm;
 493 } m_replyh_arg_t;
 494 _NOTE(DATA_READABLE_WITHOUT_LOCK(m_replyh_arg_t::mpt))
 495 _NOTE(DATA_READABLE_WITHOUT_LOCK(m_replyh_arg_t::rfm))
 496 
 497 /*
 498  * Flags for DR handler topology change
 499  */
 500 #define MPTSAS_TOPO_FLAG_DIRECT_ATTACHED_DEVICE         0x0
 501 #define MPTSAS_TOPO_FLAG_EXPANDER_ASSOCIATED            0x1
 502 #define MPTSAS_TOPO_FLAG_LUN_ASSOCIATED                 0x2
 503 #define MPTSAS_TOPO_FLAG_RAID_ASSOCIATED                0x4
 504 #define MPTSAS_TOPO_FLAG_RAID_PHYSDRV_ASSOCIATED        0x8
 505 #define MPTSAS_TOPO_FLAG_EXPANDER_ATTACHED_DEVICE       0x10
 506 
 507 typedef struct mptsas_topo_change_list {
 508         void *mpt;
 509         uint_t  event;
 510         union {
 511                 uint8_t physport;
 512                 mptsas_phymask_t phymask;
 513         } un;
 514         uint16_t devhdl;
 515         void *object;
 516         uint8_t flags;
 517         struct mptsas_topo_change_list *next;
 518 } mptsas_topo_change_list_t;
 519 
 520 
 521 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::mpt))
 522 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::event))
 523 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::physport))
 524 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::devhdl))
 525 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::object))
 526 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::flags))
 527 
 528 /*
 529  * Status types when calling mptsas_get_target_device_info
 530  */
 531 #define DEV_INFO_SUCCESS                0x0
 532 #define DEV_INFO_FAIL_PAGE0             0x1
 533 #define DEV_INFO_WRONG_DEVICE_TYPE      0x2
 534 #define DEV_INFO_PHYS_DISK              0x3
 535 #define DEV_INFO_FAIL_ALLOC             0x4
 536 
 537 /*
 538  * mpt hotplug event defines
 539  */
 540 #define MPTSAS_DR_EVENT_RECONFIG_TARGET 0x01
 541 #define MPTSAS_DR_EVENT_OFFLINE_TARGET  0x02
 542 #define MPTSAS_TOPO_FLAG_REMOVE_HANDLE  0x04
 543 
 544 /*
 545  * SMP target hotplug events
 546  */
 547 #define MPTSAS_DR_EVENT_RECONFIG_SMP    0x10
 548 #define MPTSAS_DR_EVENT_OFFLINE_SMP     0x20
 549 #define MPTSAS_DR_EVENT_MASK            0x3F
 550 
 551 /*
 552  * mpt hotplug status definition for m_dr_flag
 553  */
 554 
 555 /*
 556  * MPTSAS_DR_INACTIVE
 557  *
 558  * The target is in a normal operating state.
 559  * No dynamic reconfiguration operation is in progress.
 560  */
 561 #define MPTSAS_DR_INACTIVE                              0x0
 562 /*
 563  * MPTSAS_DR_INTRANSITION
 564  *
 565  * The target is in a transition mode since
 566  * hotplug event happens and offline procedure has not
 567  * been finished
 568  */
 569 #define MPTSAS_DR_INTRANSITION                  0x1
 570 
 571 typedef struct mptsas_tgt_private {
 572         int t_lun;
 573         struct mptsas_target *t_private;
 574 } mptsas_tgt_private_t;
 575 
 576 /*
 577  * The following defines are used in mptsas_set_init_mode to track the current
 578  * state as we progress through reprogramming the HBA from target mode into
 579  * initiator mode.
 580  */
 581 
 582 #define IOUC_READ_PAGE0         0x00000100
 583 #define IOUC_READ_PAGE1         0x00000200
 584 #define IOUC_WRITE_PAGE1        0x00000400
 585 #define IOUC_DONE               0x00000800
 586 #define DISCOVERY_IN_PROGRESS   MPI2_SASIOUNIT0_PORTFLAGS_DISCOVERY_IN_PROGRESS
 587 #define AUTO_PORT_CONFIGURATION MPI2_SASIOUNIT0_PORTFLAGS_AUTO_PORT_CONFIG
 588 
 589 /*
 590  * Last allocated slot is used for TM requests.  Since only m_max_requests
 591  * frames are allocated, the last SMID will be m_max_requests - 1.
 592  */
 593 #define MPTSAS_SLOTS_SIZE(mpt) \
 594         (sizeof (struct mptsas_slots) + (sizeof (struct mptsas_cmd *) * \
 595                 mpt->m_max_requests))
 596 #define MPTSAS_TM_SLOT(mpt)     (mpt->m_max_requests - 1)
 597 
 598 /*
 599  * Macro for phy_flags
 600  */
 601 
 602 typedef struct smhba_info {
 603         kmutex_t        phy_mutex;
 604         uint8_t         phy_id;
 605         uint64_t        sas_addr;
 606         char            path[8];
 607         uint16_t        owner_devhdl;
 608         uint16_t        attached_devhdl;
 609         uint8_t         attached_phy_identify;
 610         uint32_t        attached_phy_info;
 611         uint8_t         programmed_link_rate;
 612         uint8_t         hw_link_rate;
 613         uint8_t         change_count;
 614         uint32_t        phy_info;
 615         uint8_t         negotiated_link_rate;
 616         uint8_t         port_num;
 617         kstat_t         *phy_stats;
 618         uint32_t        invalid_dword_count;
 619         uint32_t        running_disparity_error_count;
 620         uint32_t        loss_of_dword_sync_count;
 621         uint32_t        phy_reset_problem_count;
 622         void            *mpt;
 623 } smhba_info_t;
 624 
 625 typedef struct mptsas_phy_info {
 626         uint8_t                 port_num;
 627         uint8_t                 port_flags;
 628         uint16_t                ctrl_devhdl;
 629         uint32_t                phy_device_type;
 630         uint16_t                attached_devhdl;
 631         mptsas_phymask_t        phy_mask;
 632         smhba_info_t            smhba_info;
 633 } mptsas_phy_info_t;
 634 
 635 
 636 typedef struct mptsas_doneq_thread_arg {
 637         void            *mpt;
 638         uint64_t        t;
 639 } mptsas_doneq_thread_arg_t;
 640 
 641 #define MPTSAS_DONEQ_THREAD_ACTIVE      0x1
 642 typedef struct mptsas_doneq_thread_list {
 643         mptsas_cmd_t            *doneq;
 644         mptsas_cmd_t            **donetail;
 645         kthread_t               *threadp;
 646         kcondvar_t              cv;
 647         ushort_t                reserv1;
 648         uint32_t                reserv2;
 649         kmutex_t                mutex;
 650         uint32_t                flag;
 651         uint32_t                len;
 652         mptsas_doneq_thread_arg_t       arg;
 653 } mptsas_doneq_thread_list_t;
 654 
 655 typedef struct mptsas {
 656         int             m_instance;
 657 
 658         struct mptsas *m_next;
 659 
 660         scsi_hba_tran_t         *m_tran;
 661         smp_hba_tran_t          *m_smptran;
 662         kmutex_t                m_mutex;
 663         kmutex_t                m_passthru_mutex;
 664         kcondvar_t              m_cv;
 665         kcondvar_t              m_passthru_cv;
 666         kcondvar_t              m_fw_cv;
 667         kcondvar_t              m_config_cv;
 668         kcondvar_t              m_fw_diag_cv;
 669         dev_info_t              *m_dip;
 670 
 671         /*
 672          * soft state flags
 673          */
 674         uint_t          m_softstate;
 675 
 676         struct mptsas_slots *m_active;  /* outstanding cmds */
 677 
 678         mptsas_cmd_t    *m_waitq;       /* cmd queue for active request */
 679         mptsas_cmd_t    **m_waitqtail;  /* wait queue tail ptr */
 680 
 681         kmutex_t        m_tx_waitq_mutex;
 682         mptsas_cmd_t    *m_tx_waitq;    /* TX cmd queue for active request */
 683         mptsas_cmd_t    **m_tx_waitqtail;       /* tx_wait queue tail ptr */
 684         int             m_tx_draining;  /* TX queue draining flag */
 685 
 686         mptsas_cmd_t    *m_doneq;       /* queue of completed commands */
 687         mptsas_cmd_t    **m_donetail;   /* queue tail ptr */
 688 
 689         /*
 690          * variables for helper threads (fan-out interrupts)
 691          */
 692         mptsas_doneq_thread_list_t      *m_doneq_thread_id;
 693         uint32_t                m_doneq_thread_n;
 694         uint32_t                m_doneq_thread_threshold;
 695         uint32_t                m_doneq_length_threshold;
 696         uint32_t                m_doneq_len;
 697         kcondvar_t              m_doneq_thread_cv;
 698         kmutex_t                m_doneq_mutex;
 699 
 700         int             m_ncmds;        /* number of outstanding commands */
 701         m_event_struct_t *m_ioc_event_cmdq;     /* cmd queue for ioc event */
 702         m_event_struct_t **m_ioc_event_cmdtail; /* ioc cmd queue tail */
 703 
 704         ddi_acc_handle_t m_datap;       /* operating regs data access handle */
 705 
 706         struct _MPI2_SYSTEM_INTERFACE_REGS      *m_reg;
 707 
 708         ushort_t        m_devid;        /* device id of chip. */
 709         uchar_t         m_revid;        /* revision of chip. */
 710         uint16_t        m_svid;         /* subsystem Vendor ID of chip */
 711         uint16_t        m_ssid;         /* subsystem Device ID of chip */
 712 
 713         uchar_t         m_sync_offset;  /* default offset for this chip. */
 714 
 715         timeout_id_t    m_quiesce_timeid;
 716 
 717         ddi_dma_handle_t m_dma_req_frame_hdl;
 718         ddi_acc_handle_t m_acc_req_frame_hdl;
 719         ddi_dma_handle_t m_dma_reply_frame_hdl;
 720         ddi_acc_handle_t m_acc_reply_frame_hdl;
 721         ddi_dma_handle_t m_dma_free_queue_hdl;
 722         ddi_acc_handle_t m_acc_free_queue_hdl;
 723         ddi_dma_handle_t m_dma_post_queue_hdl;
 724         ddi_acc_handle_t m_acc_post_queue_hdl;
 725 
 726         /*
 727          * list of reset notification requests
 728          */
 729         struct scsi_reset_notify_entry  *m_reset_notify_listf;
 730 
 731         /*
 732          * qfull handling
 733          */
 734         timeout_id_t    m_restart_cmd_timeid;
 735 
 736         /*
 737          * scsi reset delay per bus
 738          */
 739         uint_t          m_scsi_reset_delay;
 740 
 741         int             m_pm_idle_delay;
 742 
 743         uchar_t         m_polled_intr;  /* intr was polled. */
 744         uchar_t         m_suspended;    /* true if driver is suspended */
 745 
 746         struct kmem_cache *m_kmem_cache;
 747         struct kmem_cache *m_cache_frames;
 748 
 749         /*
 750          * hba options.
 751          */
 752         uint_t          m_options;
 753 
 754         int             m_in_callback;
 755 
 756         int             m_power_level;  /* current power level */
 757 
 758         int             m_busy;         /* power management busy state */
 759 
 760         off_t           m_pmcsr_offset; /* PMCSR offset */
 761 
 762         ddi_acc_handle_t m_config_handle;
 763 
 764         ddi_dma_attr_t          m_io_dma_attr;  /* Used for data I/O */
 765         ddi_dma_attr_t          m_msg_dma_attr; /* Used for message frames */
 766         ddi_device_acc_attr_t   m_dev_acc_attr;
 767         ddi_device_acc_attr_t   m_reg_acc_attr;
 768 
 769         /*
 770          * request/reply variables
 771          */
 772         caddr_t         m_req_frame;
 773         uint64_t        m_req_frame_dma_addr;
 774         caddr_t         m_reply_frame;
 775         uint64_t        m_reply_frame_dma_addr;
 776         caddr_t         m_free_queue;
 777         uint64_t        m_free_queue_dma_addr;
 778         caddr_t         m_post_queue;
 779         uint64_t        m_post_queue_dma_addr;
 780 
 781         m_replyh_arg_t *m_replyh_args;
 782 
 783         uint16_t        m_max_requests;
 784         uint16_t        m_req_frame_size;
 785 
 786         /*
 787          * Max frames per request reprted in IOC Facts
 788          */
 789         uint8_t         m_max_chain_depth;
 790         /*
 791          * Max frames per request which is used in reality. It's adjusted
 792          * according DMA SG length attribute, and shall not exceed the
 793          * m_max_chain_depth.
 794          */
 795         uint8_t         m_max_request_frames;
 796 
 797         uint16_t        m_free_queue_depth;
 798         uint16_t        m_post_queue_depth;
 799         uint16_t        m_max_replies;
 800         uint32_t        m_free_index;
 801         uint32_t        m_post_index;
 802         uint8_t         m_reply_frame_size;
 803         uint32_t        m_ioc_capabilities;
 804 
 805         /*
 806          * indicates if the firmware was upload by the driver
 807          * at boot time
 808          */
 809         ushort_t        m_fwupload;
 810 
 811         uint16_t        m_productid;
 812 
 813         /*
 814          * per instance data structures for dma memory resources for
 815          * MPI handshake protocol. only one handshake cmd can run at a time.
 816          */
 817         ddi_dma_handle_t        m_hshk_dma_hdl;
 818         ddi_acc_handle_t        m_hshk_acc_hdl;
 819         caddr_t                 m_hshk_memp;
 820         size_t                  m_hshk_dma_size;
 821 
 822         /* Firmware version on the card at boot time */
 823         uint32_t                m_fwversion;
 824 
 825         /* MSI specific fields */
 826         ddi_intr_handle_t       *m_htable;      /* For array of interrupts */
 827         int                     m_intr_type;    /* What type of interrupt */
 828         int                     m_intr_cnt;     /* # of intrs count returned */
 829         size_t                  m_intr_size;    /* Size of intr array */
 830         uint_t                  m_intr_pri;     /* Interrupt priority   */
 831         int                     m_intr_cap;     /* Interrupt capabilities */
 832         ddi_taskq_t             *m_event_taskq;
 833 
 834         /* SAS specific information */
 835 
 836         union {
 837                 uint64_t        m_base_wwid;    /* Base WWID */
 838                 struct {
 839 #ifdef _BIG_ENDIAN
 840                         uint32_t        m_base_wwid_hi;
 841                         uint32_t        m_base_wwid_lo;
 842 #else
 843                         uint32_t        m_base_wwid_lo;
 844                         uint32_t        m_base_wwid_hi;
 845 #endif
 846                 } sasaddr;
 847         } un;
 848 
 849         uint8_t                 m_num_phys;             /* # of PHYs */
 850         mptsas_phy_info_t       m_phy_info[MPTSAS_MAX_PHYS];
 851         uint8_t                 m_port_chng;    /* initiator port changes */
 852         MPI2_CONFIG_PAGE_MAN_0   m_MANU_page0;   /* Manufactor page 0 info */
 853         MPI2_CONFIG_PAGE_MAN_1   m_MANU_page1;   /* Manufactor page 1 info */
 854 
 855         /* FMA Capabilities */
 856         int                     m_fm_capabilities;
 857         ddi_taskq_t             *m_dr_taskq;
 858         int                     m_mpxio_enable;
 859         uint8_t                 m_done_traverse_dev;
 860         uint8_t                 m_done_traverse_smp;
 861         int                     m_diag_action_in_progress;
 862         uint16_t                m_dev_handle;
 863         uint16_t                m_smp_devhdl;
 864 
 865         /*
 866          * Event recording
 867          */
 868         uint8_t                 m_event_index;
 869         uint32_t                m_event_number;
 870         uint32_t                m_event_mask[4];
 871         mptsas_event_entry_t    m_events[MPTSAS_EVENT_QUEUE_SIZE];
 872 
 873         /*
 874          * FW diag Buffer List
 875          */
 876         mptsas_fw_diagnostic_buffer_t
 877                 m_fw_diag_buffer_list[MPI2_DIAG_BUF_TYPE_COUNT];
 878 
 879         /*
 880          * Event Replay flag (MUR support)
 881          */
 882         uint8_t                 m_event_replay;
 883 
 884         /*
 885          * IR Capable flag
 886          */
 887         uint8_t                 m_ir_capable;
 888 
 889         /*
 890          * Is HBA processing a diag reset?
 891          */
 892         uint8_t                 m_in_reset;
 893 
 894         /*
 895          * per instance cmd data structures for task management cmds
 896          */
 897         m_event_struct_t        m_event_task_mgmt;      /* must be last */
 898                                                         /* ... scsi_pkt_size */
 899 } mptsas_t;
 900 #define MPTSAS_SIZE     (sizeof (struct mptsas) - \
 901                         sizeof (struct scsi_pkt) + scsi_pkt_size())
 902 /*
 903  * Only one of below two conditions is satisfied, we
 904  * think the target is associated to the iport and
 905  * allow call into mptsas_probe_lun().
 906  * 1. physicalsport == physport
 907  * 2. (phymask & (1 << physport)) == 0
 908  * The condition #2 is because LSI uses lowest PHY
 909  * number as the value of physical port when auto port
 910  * configuration.
 911  */
 912 #define IS_SAME_PORT(physicalport, physport, phymask, dynamicport) \
 913         ((physicalport == physport) || (dynamicport && (phymask & \
 914         (1 << physport))))
 915 
 916 _NOTE(MUTEX_PROTECTS_DATA(mptsas::m_mutex, mptsas))
 917 _NOTE(SCHEME_PROTECTS_DATA("safe sharing", mptsas::m_next))
 918 _NOTE(SCHEME_PROTECTS_DATA("stable data", mptsas::m_dip mptsas::m_tran))
 919 _NOTE(SCHEME_PROTECTS_DATA("stable data", mptsas::m_kmem_cache))
 920 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_io_dma_attr.dma_attr_sgllen))
 921 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_devid))
 922 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_productid))
 923 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_port_type))
 924 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_mpxio_enable))
 925 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_ntargets))
 926 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_instance))
 927 
 928 /*
 929  * These should eventually migrate into the mpt header files
 930  * that may become the /kernel/misc/mpt module...
 931  */
 932 #define mptsas_init_std_hdr(hdl, mp, DevHandle, Lun, ChainOffset, Function) \
 933         mptsas_put_msg_DevHandle(hdl, mp, DevHandle); \
 934         mptsas_put_msg_ChainOffset(hdl, mp, ChainOffset); \
 935         mptsas_put_msg_Function(hdl, mp, Function); \
 936         mptsas_put_msg_Lun(hdl, mp, Lun)
 937 
 938 #define mptsas_put_msg_DevHandle(hdl, mp, val) \
 939         ddi_put16(hdl, &(mp)->DevHandle, (val))
 940 #define mptsas_put_msg_ChainOffset(hdl, mp, val) \
 941         ddi_put8(hdl, &(mp)->ChainOffset, (val))
 942 #define mptsas_put_msg_Function(hdl, mp, val) \
 943         ddi_put8(hdl, &(mp)->Function, (val))
 944 #define mptsas_put_msg_Lun(hdl, mp, val) \
 945         ddi_put8(hdl, &(mp)->LUN[1], (val))
 946 
 947 #define mptsas_get_msg_Function(hdl, mp) \
 948         ddi_get8(hdl, &(mp)->Function)
 949 
 950 #define mptsas_get_msg_MsgFlags(hdl, mp) \
 951         ddi_get8(hdl, &(mp)->MsgFlags)
 952 
 953 #define MPTSAS_ENABLE_DRWE(hdl) \
 954         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
 955                 MPI2_WRSEQ_FLUSH_KEY_VALUE); \
 956         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
 957                 MPI2_WRSEQ_1ST_KEY_VALUE); \
 958         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
 959                 MPI2_WRSEQ_2ND_KEY_VALUE); \
 960         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
 961                 MPI2_WRSEQ_3RD_KEY_VALUE); \
 962         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
 963                 MPI2_WRSEQ_4TH_KEY_VALUE); \
 964         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
 965                 MPI2_WRSEQ_5TH_KEY_VALUE); \
 966         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
 967                 MPI2_WRSEQ_6TH_KEY_VALUE);
 968 
 969 /*
 970  * m_options flags
 971  */
 972 #define MPTSAS_OPT_PM           0x01    /* Power Management */
 973 
 974 /*
 975  * m_softstate flags
 976  */
 977 #define MPTSAS_SS_DRAINING              0x02
 978 #define MPTSAS_SS_QUIESCED              0x04
 979 #define MPTSAS_SS_MSG_UNIT_RESET        0x08
 980 #define MPTSAS_DID_MSG_UNIT_RESET       0x10
 981 
 982 /*
 983  * regspec defines.
 984  */
 985 #define CONFIG_SPACE    0       /* regset[0] - configuration space */
 986 #define IO_SPACE        1       /* regset[1] - used for i/o mapped device */
 987 #define MEM_SPACE       2       /* regset[2] - used for memory mapped device */
 988 #define BASE_REG2       3       /* regset[3] - used for 875 scripts ram */
 989 
 990 /*
 991  * Handy constants
 992  */
 993 #define FALSE           0
 994 #define TRUE            1
 995 #define UNDEFINED       -1
 996 #define FAILED          -2
 997 
 998 /*
 999  * power management.
1000  */
1001 #define MPTSAS_POWER_ON(mpt) { \
1002         pci_config_put16(mpt->m_config_handle, mpt->m_pmcsr_offset, \
1003             PCI_PMCSR_D0); \
1004         delay(drv_usectohz(10000)); \
1005         (void) pci_restore_config_regs(mpt->m_dip); \
1006         mptsas_setup_cmd_reg(mpt); \
1007 }
1008 
1009 #define MPTSAS_POWER_OFF(mpt) { \
1010         (void) pci_save_config_regs(mpt->m_dip); \
1011         pci_config_put16(mpt->m_config_handle, mpt->m_pmcsr_offset, \
1012             PCI_PMCSR_D3HOT); \
1013         mpt->m_power_level = PM_LEVEL_D3; \
1014 }
1015 
1016 /*
1017  * inq_dtype:
1018  * Bits 5 through 7 are the Peripheral Device Qualifier
1019  * 001b: device not connected to the LUN
1020  * Bits 0 through 4 are the Peripheral Device Type
1021  * 1fh: Unknown or no device type
1022  *
1023  * Although the inquiry may return success, the following value
1024  * means no valid LUN connected.
1025  */
1026 #define MPTSAS_VALID_LUN(sd_inq) \
1027         (((sd_inq->inq_dtype & 0xe0) != 0x20) && \
1028         ((sd_inq->inq_dtype & 0x1f) != 0x1f))
1029 
1030 /*
1031  * Default is to have 10 retries on receiving QFULL status and
1032  * each retry to be after 100 ms.
1033  */
1034 #define QFULL_RETRIES           10
1035 #define QFULL_RETRY_INTERVAL    100
1036 
1037 /*
1038  * Handy macros
1039  */
1040 #define Tgt(sp) ((sp)->cmd_pkt->pkt_address.a_target)
1041 #define Lun(sp) ((sp)->cmd_pkt->pkt_address.a_lun)
1042 
1043 #define IS_HEX_DIGIT(n) (((n) >= '0' && (n) <= '9') || \
1044         ((n) >= 'a' && (n) <= 'f') || ((n) >= 'A' && (n) <= 'F'))
1045 
1046 /*
1047  * poll time for mptsas_pollret() and mptsas_wait_intr()
1048  */
1049 #define MPTSAS_POLL_TIME        30000   /* 30 seconds */
1050 
1051 /*
1052  * default time for mptsas_do_passthru
1053  */
1054 #define MPTSAS_PASS_THRU_TIME_DEFAULT   60      /* 60 seconds */
1055 
1056 /*
1057  * macro to return the effective address of a given per-target field
1058  */
1059 #define EFF_ADDR(start, offset)         ((start) + (offset))
1060 
1061 #define SDEV2ADDR(devp)         (&((devp)->sd_address))
1062 #define SDEV2TRAN(devp)         ((devp)->sd_address.a_hba_tran)
1063 #define PKT2TRAN(pkt)           ((pkt)->pkt_address.a_hba_tran)
1064 #define ADDR2TRAN(ap)           ((ap)->a_hba_tran)
1065 #define DIP2TRAN(dip)           (ddi_get_driver_private(dip))
1066 
1067 
1068 #define TRAN2MPT(hba)           ((mptsas_t *)(hba)->tran_hba_private)
1069 #define DIP2MPT(dip)            (TRAN2MPT((scsi_hba_tran_t *)DIP2TRAN(dip)))
1070 #define SDEV2MPT(sd)            (TRAN2MPT(SDEV2TRAN(sd)))
1071 #define PKT2MPT(pkt)            (TRAN2MPT(PKT2TRAN(pkt)))
1072 
1073 #define ADDR2MPT(ap)            (TRAN2MPT(ADDR2TRAN(ap)))
1074 
1075 #define POLL_TIMEOUT            (2 * SCSI_POLL_TIMEOUT * 1000000)
1076 #define SHORT_POLL_TIMEOUT      (1000000)       /* in usec, about 1 secs */
1077 #define MPTSAS_QUIESCE_TIMEOUT  1               /* 1 sec */
1078 #define MPTSAS_PM_IDLE_TIMEOUT  60              /* 60 seconds */
1079 
1080 #define MPTSAS_GET_ISTAT(mpt)  (ddi_get32((mpt)->m_datap, \
1081                         &(mpt)->m_reg->HostInterruptStatus))
1082 
1083 #define MPTSAS_SET_SIGP(P) \
1084                 ClrSetBits(mpt->m_devaddr + NREG_ISTAT, 0, NB_ISTAT_SIGP)
1085 
1086 #define MPTSAS_RESET_SIGP(P) (void) ddi_get8(mpt->m_datap, \
1087                         (uint8_t *)(mpt->m_devaddr + NREG_CTEST2))
1088 
1089 #define MPTSAS_GET_INTCODE(P) (ddi_get32(mpt->m_datap, \
1090                         (uint32_t *)(mpt->m_devaddr + NREG_DSPS)))
1091 
1092 
1093 #define MPTSAS_START_CMD(mpt, req_desc_lo, req_desc_hi) \
1094         ddi_put32(mpt->m_datap, &mpt->m_reg->RequestDescriptorPostLow,\
1095             req_desc_lo);\
1096         ddi_put32(mpt->m_datap, &mpt->m_reg->RequestDescriptorPostHigh,\
1097             req_desc_hi);
1098 
1099 #define INTPENDING(mpt) \
1100         (MPTSAS_GET_ISTAT(mpt) & MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT)
1101 
1102 /*
1103  * Mask all interrupts to disable
1104  */
1105 #define MPTSAS_DISABLE_INTR(mpt)        \
1106         ddi_put32((mpt)->m_datap, &(mpt)->m_reg->HostInterruptMask, \
1107             (MPI2_HIM_RIM | MPI2_HIM_DIM | MPI2_HIM_RESET_IRQ_MASK))
1108 
1109 /*
1110  * Mask Doorbell and Reset interrupts to enable reply desc int.
1111  */
1112 #define MPTSAS_ENABLE_INTR(mpt) \
1113         ddi_put32(mpt->m_datap, &mpt->m_reg->HostInterruptMask, \
1114         (MPI2_HIM_DIM | MPI2_HIM_RESET_IRQ_MASK))
1115 
1116 #define MPTSAS_GET_NEXT_REPLY(mpt, index)  \
1117         &((uint64_t *)(void *)mpt->m_post_queue)[index]
1118 
1119 #define MPTSAS_GET_NEXT_FRAME(mpt, SMID) \
1120         (mpt->m_req_frame + (mpt->m_req_frame_size * SMID))
1121 
1122 #define ClrSetBits32(hdl, reg, clr, set) \
1123         ddi_put32(hdl, (reg), \
1124             ((ddi_get32(mpt->m_datap, (reg)) & ~(clr)) | (set)))
1125 
1126 #define ClrSetBits(reg, clr, set) \
1127         ddi_put8(mpt->m_datap, (uint8_t *)(reg), \
1128                 ((ddi_get8(mpt->m_datap, (uint8_t *)(reg)) & ~(clr)) | (set)))
1129 
1130 #define MPTSAS_WAITQ_RM(mpt, cmdp)      \
1131         if ((cmdp = mpt->m_waitq) != NULL) { \
1132                 /* If the queue is now empty fix the tail pointer */    \
1133                 if ((mpt->m_waitq = cmdp->cmd_linkp) == NULL) \
1134                         mpt->m_waitqtail = &mpt->m_waitq; \
1135                 cmdp->cmd_linkp = NULL; \
1136                 cmdp->cmd_queued = FALSE; \
1137         }
1138 
1139 #define MPTSAS_TX_WAITQ_RM(mpt, cmdp)   \
1140         if ((cmdp = mpt->m_tx_waitq) != NULL) { \
1141                 /* If the queue is now empty fix the tail pointer */    \
1142                 if ((mpt->m_tx_waitq = cmdp->cmd_linkp) == NULL) \
1143                         mpt->m_tx_waitqtail = &mpt->m_tx_waitq; \
1144                 cmdp->cmd_linkp = NULL; \
1145                 cmdp->cmd_queued = FALSE; \
1146         }
1147 
1148 /*
1149  * defaults for the global properties
1150  */
1151 #define DEFAULT_SCSI_OPTIONS    SCSI_OPTIONS_DR
1152 #define DEFAULT_TAG_AGE_LIMIT   2
1153 #define DEFAULT_WD_TICK         10
1154 
1155 /*
1156  * invalid hostid.
1157  */
1158 #define MPTSAS_INVALID_HOSTID  -1
1159 
1160 /*
1161  * Get/Set hostid from SCSI port configuration page
1162  */
1163 #define MPTSAS_GET_HOST_ID(configuration) (configuration & 0xFF)
1164 #define MPTSAS_SET_HOST_ID(hostid) (hostid | ((1 << hostid) << 16))
1165 
1166 /*
1167  * Config space.
1168  */
1169 #define MPTSAS_LATENCY_TIMER    0x40
1170 
1171 /*
1172  * Offset to firmware version
1173  */
1174 #define MPTSAS_FW_VERSION_OFFSET        9
1175 
1176 /*
1177  * Offset and masks to get at the ProductId field
1178  */
1179 #define MPTSAS_FW_PRODUCTID_OFFSET      8
1180 #define MPTSAS_FW_PRODUCTID_MASK        0xFFFF0000
1181 #define MPTSAS_FW_PRODUCTID_SHIFT       16
1182 
1183 /*
1184  * Subsystem ID for HBAs.
1185  */
1186 #define MPTSAS_HBA_SUBSYSTEM_ID    0x10C0
1187 #define MPTSAS_RHEA_SUBSYSTEM_ID        0x10B0
1188 
1189 /*
1190  * reset delay tick
1191  */
1192 #define MPTSAS_WATCH_RESET_DELAY_TICK 50        /* specified in milli seconds */
1193 
1194 /*
1195  * Ioc reset return values
1196  */
1197 #define MPTSAS_RESET_FAIL       -1
1198 #define MPTSAS_NO_RESET         0
1199 #define MPTSAS_SUCCESS_HARDRESET        1
1200 #define MPTSAS_SUCCESS_MUR      2
1201 
1202 /*
1203  * throttle support.
1204  */
1205 #define MAX_THROTTLE    32
1206 #define HOLD_THROTTLE   0
1207 #define DRAIN_THROTTLE  -1
1208 #define QFULL_THROTTLE  -2
1209 
1210 /*
1211  * Passthrough/config request flags
1212  */
1213 #define MPTSAS_DATA_ALLOCATED           0x0001
1214 #define MPTSAS_DATAOUT_ALLOCATED        0x0002
1215 #define MPTSAS_REQUEST_POOL_CMD         0x0004
1216 #define MPTSAS_ADDRESS_REPLY            0x0008
1217 #define MPTSAS_CMD_TIMEOUT              0x0010
1218 
1219 /*
1220  * response code tlr flag
1221  */
1222 #define MPTSAS_SCSI_RESPONSE_CODE_TLR_OFF       0x02
1223 
1224 /*
1225  * System Events
1226  */
1227 #ifndef DDI_VENDOR_LSI
1228 #define DDI_VENDOR_LSI  "LSI"
1229 #endif  /* DDI_VENDOR_LSI */
1230 
1231 /*
1232  * Shared functions
1233  */
1234 int mptsas_save_cmd(struct mptsas *mpt, struct mptsas_cmd *cmd);
1235 void mptsas_remove_cmd(mptsas_t *mpt, mptsas_cmd_t *cmd);
1236 void mptsas_waitq_add(mptsas_t *mpt, mptsas_cmd_t *cmd);
1237 void mptsas_log(struct mptsas *mpt, int level, char *fmt, ...);
1238 int mptsas_poll(mptsas_t *mpt, mptsas_cmd_t *poll_cmd, int polltime);
1239 int mptsas_do_dma(mptsas_t *mpt, uint32_t size, int var, int (*callback)());
1240 int mptsas_send_config_request_msg(mptsas_t *mpt, uint8_t action,
1241         uint8_t pagetype, uint32_t pageaddress, uint8_t pagenumber,
1242         uint8_t pageversion, uint8_t pagelength, uint32_t
1243         SGEflagslength, uint32_t SGEaddress32);
1244 int mptsas_send_extended_config_request_msg(mptsas_t *mpt, uint8_t action,
1245         uint8_t extpagetype, uint32_t pageaddress, uint8_t pagenumber,
1246         uint8_t pageversion, uint16_t extpagelength,
1247         uint32_t SGEflagslength, uint32_t SGEaddress32);
1248 int mptsas_update_flash(mptsas_t *mpt, caddr_t ptrbuffer, uint32_t size,
1249         uint8_t type, int mode);
1250 int mptsas_check_flash(mptsas_t *mpt, caddr_t origfile, uint32_t size,
1251         uint8_t type, int mode);
1252 int mptsas_download_firmware();
1253 int mptsas_can_download_firmware();
1254 int mptsas_dma_alloc(mptsas_t *mpt, mptsas_dma_alloc_state_t *dma_statep);
1255 void mptsas_dma_free(mptsas_dma_alloc_state_t *dma_statep);
1256 mptsas_phymask_t mptsas_physport_to_phymask(mptsas_t *mpt, uint8_t physport);
1257 void mptsas_fma_check(mptsas_t *mpt, mptsas_cmd_t *cmd);
1258 int mptsas_check_acc_handle(ddi_acc_handle_t handle);
1259 int mptsas_check_dma_handle(ddi_dma_handle_t handle);
1260 void mptsas_fm_ereport(mptsas_t *mpt, char *detail);
1261 int mptsas_dma_addr_create(mptsas_t *mpt, ddi_dma_attr_t dma_attr,
1262     ddi_dma_handle_t *dma_hdp, ddi_acc_handle_t *acc_hdp, caddr_t *dma_memp,
1263     uint32_t alloc_size, ddi_dma_cookie_t *cookiep);
1264 void mptsas_dma_addr_destroy(ddi_dma_handle_t *, ddi_acc_handle_t *);
1265 
1266 /*
1267  * impl functions
1268  */
1269 int mptsas_ioc_wait_for_response(mptsas_t *mpt);
1270 int mptsas_ioc_wait_for_doorbell(mptsas_t *mpt);
1271 int mptsas_ioc_reset(mptsas_t *mpt, int);
1272 int mptsas_send_handshake_msg(mptsas_t *mpt, caddr_t memp, int numbytes,
1273     ddi_acc_handle_t accessp);
1274 int mptsas_get_handshake_msg(mptsas_t *mpt, caddr_t memp, int numbytes,
1275     ddi_acc_handle_t accessp);
1276 int mptsas_send_config_request_msg(mptsas_t *mpt, uint8_t action,
1277     uint8_t pagetype, uint32_t pageaddress, uint8_t pagenumber,
1278     uint8_t pageversion, uint8_t pagelength, uint32_t SGEflagslength,
1279     uint32_t SGEaddress32);
1280 int mptsas_send_extended_config_request_msg(mptsas_t *mpt, uint8_t action,
1281     uint8_t extpagetype, uint32_t pageaddress, uint8_t pagenumber,
1282     uint8_t pageversion, uint16_t extpagelength,
1283     uint32_t SGEflagslength, uint32_t SGEaddress32);
1284 
1285 int mptsas_request_from_pool(mptsas_t *mpt, mptsas_cmd_t **cmd,
1286     struct scsi_pkt **pkt);
1287 void mptsas_return_to_pool(mptsas_t *mpt, mptsas_cmd_t *cmd);
1288 void mptsas_destroy_ioc_event_cmd(mptsas_t *mpt);
1289 void mptsas_start_config_page_access(mptsas_t *mpt, mptsas_cmd_t *cmd);
1290 int mptsas_access_config_page(mptsas_t *mpt, uint8_t action, uint8_t page_type,
1291     uint8_t page_number, uint32_t page_address, int (*callback) (mptsas_t *,
1292     caddr_t, ddi_acc_handle_t, uint16_t, uint32_t, va_list), ...);
1293 
1294 int mptsas_ioc_task_management(mptsas_t *mpt, int task_type,
1295     uint16_t dev_handle, int lun, uint8_t *reply, uint32_t reply_size,
1296     int mode);
1297 int mptsas_send_event_ack(mptsas_t *mpt, uint32_t event, uint32_t eventcntx);
1298 void mptsas_send_pending_event_ack(mptsas_t *mpt);
1299 void mptsas_set_throttle(struct mptsas *mpt, mptsas_target_t *ptgt, int what);
1300 int mptsas_restart_ioc(mptsas_t *mpt);
1301 void mptsas_update_driver_data(struct mptsas *mpt);
1302 uint64_t mptsas_get_sata_guid(mptsas_t *mpt, mptsas_target_t *ptgt, int lun);
1303 
1304 /*
1305  * init functions
1306  */
1307 int mptsas_ioc_get_facts(mptsas_t *mpt);
1308 int mptsas_ioc_get_port_facts(mptsas_t *mpt, int port);
1309 int mptsas_ioc_enable_port(mptsas_t *mpt);
1310 int mptsas_ioc_enable_event_notification(mptsas_t *mpt);
1311 int mptsas_ioc_init(mptsas_t *mpt);
1312 
1313 /*
1314  * configuration pages operation
1315  */
1316 int mptsas_get_sas_device_page0(mptsas_t *mpt, uint32_t page_address,
1317     uint16_t *dev_handle, uint64_t *sas_wwn, uint32_t *dev_info,
1318     uint8_t *physport, uint8_t *phynum, uint16_t *pdevhandle,
1319     uint16_t *slot_num, uint16_t *enclosure);
1320 int mptsas_get_sas_io_unit_page(mptsas_t *mpt);
1321 int mptsas_get_sas_io_unit_page_hndshk(mptsas_t *mpt);
1322 int mptsas_get_sas_expander_page0(mptsas_t *mpt, uint32_t page_address,
1323     mptsas_smp_t *info);
1324 int mptsas_set_ioc_params(mptsas_t *mpt);
1325 int mptsas_get_manufacture_page5(mptsas_t *mpt);
1326 int mptsas_get_sas_port_page0(mptsas_t *mpt, uint32_t page_address,
1327     uint64_t *sas_wwn, uint8_t *portwidth);
1328 int mptsas_get_bios_page3(mptsas_t *mpt,  uint32_t *bios_version);
1329 int
1330 mptsas_get_sas_phy_page0(mptsas_t *mpt, uint32_t page_address,
1331     smhba_info_t *info);
1332 int
1333 mptsas_get_sas_phy_page1(mptsas_t *mpt, uint32_t page_address,
1334     smhba_info_t *info);
1335 int
1336 mptsas_get_manufacture_page0(mptsas_t *mpt);
1337 void
1338 mptsas_create_phy_stats(mptsas_t *mpt, char *iport, dev_info_t *dip);
1339 void mptsas_destroy_phy_stats(mptsas_t *mpt);
1340 int mptsas_smhba_phy_init(mptsas_t *mpt);
1341 /*
1342  * RAID functions
1343  */
1344 int mptsas_get_raid_settings(mptsas_t *mpt, mptsas_raidvol_t *raidvol);
1345 int mptsas_get_raid_info(mptsas_t *mpt);
1346 int mptsas_get_physdisk_settings(mptsas_t *mpt, mptsas_raidvol_t *raidvol,
1347     uint8_t physdisknum);
1348 int mptsas_delete_volume(mptsas_t *mpt, uint16_t volid);
1349 void mptsas_raid_action_system_shutdown(mptsas_t *mpt);
1350 
1351 #define MPTSAS_IOCSTATUS(status) (status & MPI2_IOCSTATUS_MASK)
1352 /*
1353  * debugging.
1354  */
1355 #if defined(MPTSAS_DEBUG)
1356 
1357 void mptsas_printf(char *fmt, ...);
1358 
1359 #define MPTSAS_DBGPR(m, args)   \
1360         if (mptsas_debug_flags & (m)) \
1361                 mptsas_printf args
1362 #else   /* ! defined(MPTSAS_DEBUG) */
1363 #define MPTSAS_DBGPR(m, args)
1364 #endif  /* defined(MPTSAS_DEBUG) */
1365 
1366 #define NDBG0(args)     MPTSAS_DBGPR(0x01, args)        /* init */
1367 #define NDBG1(args)     MPTSAS_DBGPR(0x02, args)        /* normal running */
1368 #define NDBG2(args)     MPTSAS_DBGPR(0x04, args)        /* property handling */
1369 #define NDBG3(args)     MPTSAS_DBGPR(0x08, args)        /* pkt handling */
1370 
1371 #define NDBG4(args)     MPTSAS_DBGPR(0x10, args)        /* kmem alloc/free */
1372 #define NDBG5(args)     MPTSAS_DBGPR(0x20, args)        /* polled cmds */
1373 #define NDBG6(args)     MPTSAS_DBGPR(0x40, args)        /* interrupts */
1374 #define NDBG7(args)     MPTSAS_DBGPR(0x80, args)        /* queue handling */
1375 
1376 #define NDBG8(args)     MPTSAS_DBGPR(0x0100, args)      /* arq */
1377 #define NDBG9(args)     MPTSAS_DBGPR(0x0200, args)      /* Tagged Q'ing */
1378 #define NDBG10(args)    MPTSAS_DBGPR(0x0400, args)      /* halting chip */
1379 #define NDBG11(args)    MPTSAS_DBGPR(0x0800, args)      /* power management */
1380 
1381 #define NDBG12(args)    MPTSAS_DBGPR(0x1000, args)      /* enumeration */
1382 #define NDBG13(args)    MPTSAS_DBGPR(0x2000, args)      /* configuration page */
1383 #define NDBG14(args)    MPTSAS_DBGPR(0x4000, args)      /* LED control */
1384 #define NDBG15(args)    MPTSAS_DBGPR(0x8000, args)
1385 
1386 #define NDBG16(args)    MPTSAS_DBGPR(0x010000, args)
1387 #define NDBG17(args)    MPTSAS_DBGPR(0x020000, args)    /* scatter/gather */
1388 #define NDBG18(args)    MPTSAS_DBGPR(0x040000, args)
1389 #define NDBG19(args)    MPTSAS_DBGPR(0x080000, args)    /* handshaking */
1390 
1391 #define NDBG20(args)    MPTSAS_DBGPR(0x100000, args)    /* events */
1392 #define NDBG21(args)    MPTSAS_DBGPR(0x200000, args)    /* dma */
1393 #define NDBG22(args)    MPTSAS_DBGPR(0x400000, args)    /* reset */
1394 #define NDBG23(args)    MPTSAS_DBGPR(0x800000, args)    /* abort */
1395 
1396 #define NDBG24(args)    MPTSAS_DBGPR(0x1000000, args)   /* capabilities */
1397 #define NDBG25(args)    MPTSAS_DBGPR(0x2000000, args)   /* flushing */
1398 #define NDBG26(args)    MPTSAS_DBGPR(0x4000000, args)
1399 #define NDBG27(args)    MPTSAS_DBGPR(0x8000000, args)
1400 
1401 #define NDBG28(args)    MPTSAS_DBGPR(0x10000000, args)  /* hotplug */
1402 #define NDBG29(args)    MPTSAS_DBGPR(0x20000000, args)  /* timeouts */
1403 #define NDBG30(args)    MPTSAS_DBGPR(0x40000000, args)  /* mptsas_watch */
1404 #define NDBG31(args)    MPTSAS_DBGPR(0x80000000, args)  /* negotations */
1405 
1406 /*
1407  * auto request sense
1408  */
1409 #define RQ_MAKECOM_COMMON(pkt, flag, cmd) \
1410         (pkt)->pkt_flags = (flag), \
1411         ((union scsi_cdb *)(pkt)->pkt_cdbp)->scc_cmd = (cmd), \
1412         ((union scsi_cdb *)(pkt)->pkt_cdbp)->scc_lun = \
1413             (pkt)->pkt_address.a_lun
1414 
1415 #define RQ_MAKECOM_G0(pkt, flag, cmd, addr, cnt) \
1416         RQ_MAKECOM_COMMON((pkt), (flag), (cmd)), \
1417         FORMG0ADDR(((union scsi_cdb *)(pkt)->pkt_cdbp), (addr)), \
1418         FORMG0COUNT(((union scsi_cdb *)(pkt)->pkt_cdbp), (cnt))
1419 
1420 
1421 #ifdef  __cplusplus
1422 }
1423 #endif
1424 
1425 #endif  /* _SYS_SCSI_ADAPTERS_MPTVAR_H */