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 
 212                 /*
 213                  * For the common case, the elements in this structure are
 214                  * protected by the per hba instance mutex. In order to make
 215                  * the key code path in ISR lockless, a separate mutex is
 216                  * introdeced to protect those shown in ISR.
 217                  */
 218                 kmutex_t                m_tgt_intr_mutex;
 219 
 220 } mptsas_target_t;
 221 
 222 typedef struct mptsas_smp {
 223         uint64_t        m_sasaddr;      /* hash key1 */
 224         mptsas_phymask_t m_phymask;     /* hash key2 */
 225         uint8_t         reserved1;
 226         uint16_t        m_devhdl;
 227         uint32_t        m_deviceinfo;
 228         uint16_t        m_pdevhdl;
 229         uint32_t        m_pdevinfo;
 230 } mptsas_smp_t;
 231 
 232 typedef struct mptsas_hash_data {
 233         uint64_t        key1;
 234         mptsas_phymask_t key2;
 235         uint8_t         dr_flag;
 236         uint16_t        devhdl;
 237         uint32_t        device_info;
 238 } mptsas_hash_data_t;
 239 
 240 typedef struct mptsas_cache_frames {
 241         ddi_dma_handle_t m_dma_hdl;
 242         ddi_acc_handle_t m_acc_hdl;
 243         caddr_t m_frames_addr;
 244         uint32_t m_phys_addr;
 245 } mptsas_cache_frames_t;
 246 
 247 typedef struct  mptsas_cmd {
 248         uint_t                  cmd_flags;      /* flags from scsi_init_pkt */
 249         ddi_dma_handle_t        cmd_dmahandle;  /* dma handle */
 250         ddi_dma_cookie_t        cmd_cookie;
 251         uint_t                  cmd_cookiec;
 252         uint_t                  cmd_winindex;
 253         uint_t                  cmd_nwin;
 254         uint_t                  cmd_cur_cookie;
 255         off_t                   cmd_dma_offset;
 256         size_t                  cmd_dma_len;
 257         uint32_t                cmd_totaldmacount;
 258 
 259         ddi_dma_handle_t        cmd_arqhandle;  /* dma arq handle */
 260         ddi_dma_cookie_t        cmd_arqcookie;
 261         struct buf              *cmd_arq_buf;
 262         ddi_dma_handle_t        cmd_ext_arqhandle; /* dma extern arq handle */
 263         ddi_dma_cookie_t        cmd_ext_arqcookie;
 264         struct buf              *cmd_ext_arq_buf;
 265 
 266         int                     cmd_pkt_flags;
 267 
 268         /* timer for command in active slot */
 269         int                     cmd_active_timeout;
 270 
 271         struct scsi_pkt         *cmd_pkt;
 272         struct scsi_arq_status  cmd_scb;
 273         uchar_t                 cmd_cdblen;     /* length of cdb */
 274         uchar_t                 cmd_rqslen;     /* len of requested rqsense */
 275         uchar_t                 cmd_privlen;
 276         uint_t                  cmd_scblen;
 277         uint32_t                cmd_dmacount;
 278         uint64_t                cmd_dma_addr;
 279         uchar_t                 cmd_age;
 280         ushort_t                cmd_qfull_retries;
 281         uchar_t                 cmd_queued;     /* true if queued */
 282         struct mptsas_cmd       *cmd_linkp;
 283         mptti_t                 *cmd_sg; /* Scatter/Gather structure */
 284         uchar_t                 cmd_cdb[SCSI_CDB_SIZE];
 285         uint64_t                cmd_pkt_private[PKT_PRIV_LEN];
 286         uint32_t                cmd_slot;
 287         uint32_t                ioc_cmd_slot;
 288 
 289         mptsas_cache_frames_t   *cmd_extra_frames;
 290 
 291         uint32_t                cmd_rfm;
 292         mptsas_target_t         *cmd_tgt_addr;
 293 } mptsas_cmd_t;
 294 
 295 /*
 296  * These are the defined cmd_flags for this structure.
 297  */
 298 #define CFLAG_CMDDISC           0x000001 /* cmd currently disconnected */
 299 #define CFLAG_WATCH             0x000002 /* watchdog time for this command */
 300 #define CFLAG_FINISHED          0x000004 /* command completed */
 301 #define CFLAG_CHKSEG            0x000008 /* check cmd_data within seg */
 302 #define CFLAG_COMPLETED         0x000010 /* completion routine called */
 303 #define CFLAG_PREPARED          0x000020 /* pkt has been init'ed */
 304 #define CFLAG_IN_TRANSPORT      0x000040 /* in use by host adapter driver */
 305 #define CFLAG_RESTORE_PTRS      0x000080 /* implicit restore ptr on reconnect */
 306 #define CFLAG_ARQ_IN_PROGRESS   0x000100 /* auto request sense in progress */
 307 #define CFLAG_TRANFLAG          0x0001ff /* covers transport part of flags */
 308 #define CFLAG_TM_CMD            0x000200 /* cmd is a task management command */
 309 #define CFLAG_CMDARQ            0x000400 /* cmd is a 'rqsense' command */
 310 #define CFLAG_DMAVALID          0x000800 /* dma mapping valid */
 311 #define CFLAG_DMASEND           0x001000 /* data is going 'out' */
 312 #define CFLAG_CMDIOPB           0x002000 /* this is an 'iopb' packet */
 313 #define CFLAG_CDBEXTERN         0x004000 /* cdb kmem_alloc'd */
 314 #define CFLAG_SCBEXTERN         0x008000 /* scb kmem_alloc'd */
 315 #define CFLAG_FREE              0x010000 /* packet is on free list */
 316 #define CFLAG_PRIVEXTERN        0x020000 /* target private kmem_alloc'd */
 317 #define CFLAG_DMA_PARTIAL       0x040000 /* partial xfer OK */
 318 #define CFLAG_QFULL_STATUS      0x080000 /* pkt got qfull status */
 319 #define CFLAG_TIMEOUT           0x100000 /* passthru/config command timeout */
 320 #define CFLAG_PMM_RECEIVED      0x200000 /* use cmd_pmm* for saving pointers */
 321 #define CFLAG_RETRY             0x400000 /* cmd has been retried */
 322 #define CFLAG_CMDIOC            0x800000 /* cmd is just for for ioc, no io */
 323 #define CFLAG_EXTARQBUFVALID    0x1000000 /* extern arq buf handle is valid */
 324 #define CFLAG_PASSTHRU          0x2000000 /* cmd is a passthrough command */
 325 #define CFLAG_XARQ              0x4000000 /* cmd requests for extra sense */
 326 #define CFLAG_CMDACK            0x8000000 /* cmd for event ack */
 327 #define CFLAG_TXQ               0x10000000 /* cmd queued in the tx_waitq */
 328 #define CFLAG_FW_CMD            0x20000000 /* cmd is a fw up/down command */
 329 #define CFLAG_CONFIG            0x40000000 /* cmd is for config header/page */
 330 #define CFLAG_FW_DIAG           0x80000000 /* cmd is for FW diag buffers */
 331 
 332 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_SIZE                     8
 333 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_MASK                     0xC0
 334 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_PERIPHERAL                       0x00
 335 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_FLAT_SPACE                       0x40
 336 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT             0x80
 337 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_EXTENDED_UNIT            0xC0
 338 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT_2B          0x00
 339 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT_4B          0x01
 340 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT_6B          0x10
 341 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT_8B          0x20
 342 #define MPTSAS_SCSI_REPORTLUNS_ADDRESS_LOGICAL_UNIT_SIZE                0x30
 343 
 344 #define MPTSAS_HASH_ARRAY_SIZE  16
 345 /*
 346  * hash table definition
 347  */
 348 
 349 #define MPTSAS_HASH_FIRST       0xffff
 350 #define MPTSAS_HASH_NEXT        0x0000
 351 
 352 typedef struct mptsas_dma_alloc_state
 353 {
 354         ddi_dma_handle_t        handle;
 355         caddr_t                 memp;
 356         size_t                  size;
 357         ddi_acc_handle_t        accessp;
 358         ddi_dma_cookie_t        cookie;
 359 } mptsas_dma_alloc_state_t;
 360 
 361 /*
 362  * passthrough request structure
 363  */
 364 typedef struct mptsas_pt_request {
 365         uint8_t *request;
 366         uint32_t request_size;
 367         uint32_t data_size;
 368         uint32_t dataout_size;
 369         uint32_t direction;
 370         ddi_dma_cookie_t data_cookie;
 371         ddi_dma_cookie_t dataout_cookie;
 372 } mptsas_pt_request_t;
 373 
 374 /*
 375  * config page request structure
 376  */
 377 typedef struct mptsas_config_request {
 378         uint32_t        page_address;
 379         uint8_t         action;
 380         uint8_t         page_type;
 381         uint8_t         page_number;
 382         uint8_t         page_length;
 383         uint8_t         page_version;
 384         uint8_t         ext_page_type;
 385         uint16_t        ext_page_length;
 386 } mptsas_config_request_t;
 387 
 388 typedef struct mptsas_fw_diagnostic_buffer {
 389         mptsas_dma_alloc_state_t        buffer_data;
 390         uint8_t                         extended_type;
 391         uint8_t                         buffer_type;
 392         uint8_t                         force_release;
 393         uint32_t                        product_specific[23];
 394         uint8_t                         immediate;
 395         uint8_t                         enabled;
 396         uint8_t                         valid_data;
 397         uint8_t                         owned_by_firmware;
 398         uint32_t                        unique_id;
 399 } mptsas_fw_diagnostic_buffer_t;
 400 
 401 /*
 402  * FW diag request structure
 403  */
 404 typedef struct mptsas_diag_request {
 405         mptsas_fw_diagnostic_buffer_t   *pBuffer;
 406         uint8_t                         function;
 407 } mptsas_diag_request_t;
 408 
 409 typedef struct mptsas_hash_node {
 410         void *data;
 411         struct mptsas_hash_node *next;
 412 } mptsas_hash_node_t;
 413 
 414 typedef struct mptsas_hash_table {
 415         struct mptsas_hash_node *head[MPTSAS_HASH_ARRAY_SIZE];
 416         /*
 417          * last position in traverse
 418          */
 419         struct mptsas_hash_node *cur;
 420         uint16_t line;
 421 
 422 } mptsas_hash_table_t;
 423 
 424 /*
 425  * RAID volume information
 426  */
 427 typedef struct mptsas_raidvol {
 428         ushort_t        m_israid;
 429         uint16_t        m_raidhandle;
 430         uint64_t        m_raidwwid;
 431         uint8_t         m_state;
 432         uint32_t        m_statusflags;
 433         uint32_t        m_settings;
 434         uint16_t        m_devhdl[MPTSAS_MAX_DISKS_IN_VOL];
 435         uint8_t         m_disknum[MPTSAS_MAX_DISKS_IN_VOL];
 436         ushort_t        m_diskstatus[MPTSAS_MAX_DISKS_IN_VOL];
 437         uint64_t        m_raidsize;
 438         int             m_raidlevel;
 439         int             m_ndisks;
 440         mptsas_target_t *m_raidtgt;
 441 } mptsas_raidvol_t;
 442 
 443 /*
 444  * RAID configurations
 445  */
 446 typedef struct mptsas_raidconfig {
 447                 mptsas_raidvol_t        m_raidvol[MPTSAS_MAX_RAIDVOLS];
 448                 uint16_t                m_physdisk_devhdl[
 449                                             MPTSAS_MAX_DISKS_IN_CONFIG];
 450                 uint8_t                 m_native;
 451 } m_raidconfig_t;
 452 
 453 /*
 454  * Structure to hold active outstanding cmds.  Also, keep
 455  * timeout on a per target basis.
 456  */
 457 typedef struct mptsas_slots {
 458         mptsas_hash_table_t     m_tgttbl;
 459         mptsas_hash_table_t     m_smptbl;
 460         m_raidconfig_t          m_raidconfig[MPTSAS_MAX_RAIDCONFIGS];
 461         uint8_t                 m_num_raid_configs;
 462         uint16_t                m_tags;
 463         size_t                  m_size;
 464         uint16_t                m_n_slots;
 465         mptsas_cmd_t            *m_slot[1];
 466 } mptsas_slots_t;
 467 
 468 /*
 469  * Structure to hold command and packets for event ack
 470  * and task management commands.
 471  */
 472 typedef struct  m_event_struct {
 473         struct mptsas_cmd               m_event_cmd;
 474         struct m_event_struct   *m_event_linkp;
 475         /*
 476          * event member record the failure event and eventcntx
 477          * event member would be used in send ack pending process
 478          */
 479         uint32_t                m_event;
 480         uint32_t                m_eventcntx;
 481         uint_t                  in_use;
 482         struct scsi_pkt         m_event_pkt;    /* must be last */
 483                                                 /* ... scsi_pkt_size() */
 484 } m_event_struct_t;
 485 #define M_EVENT_STRUCT_SIZE     (sizeof (m_event_struct_t) - \
 486                                 sizeof (struct scsi_pkt) + scsi_pkt_size())
 487 
 488 #define MAX_IOC_COMMANDS        8
 489 
 490 /*
 491  * A pool of MAX_IOC_COMMANDS is maintained for event ack commands.
 492  * A new event ack command requests mptsas_cmd and scsi_pkt structures
 493  * from this pool, and returns it back when done.
 494  */
 495 
 496 typedef struct m_replyh_arg {
 497         void *mpt;
 498         uint32_t rfm;
 499 } m_replyh_arg_t;
 500 _NOTE(DATA_READABLE_WITHOUT_LOCK(m_replyh_arg_t::mpt))
 501 _NOTE(DATA_READABLE_WITHOUT_LOCK(m_replyh_arg_t::rfm))
 502 
 503 /*
 504  * Flags for DR handler topology change
 505  */
 506 #define MPTSAS_TOPO_FLAG_DIRECT_ATTACHED_DEVICE         0x0
 507 #define MPTSAS_TOPO_FLAG_EXPANDER_ASSOCIATED            0x1
 508 #define MPTSAS_TOPO_FLAG_LUN_ASSOCIATED                 0x2
 509 #define MPTSAS_TOPO_FLAG_RAID_ASSOCIATED                0x4
 510 #define MPTSAS_TOPO_FLAG_RAID_PHYSDRV_ASSOCIATED        0x8
 511 #define MPTSAS_TOPO_FLAG_EXPANDER_ATTACHED_DEVICE       0x10
 512 
 513 typedef struct mptsas_topo_change_list {
 514         void *mpt;
 515         uint_t  event;
 516         union {
 517                 uint8_t physport;
 518                 mptsas_phymask_t phymask;
 519         } un;
 520         uint16_t devhdl;
 521         void *object;
 522         uint8_t flags;
 523         struct mptsas_topo_change_list *next;
 524 } mptsas_topo_change_list_t;
 525 
 526 
 527 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::mpt))
 528 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::event))
 529 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::physport))
 530 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::devhdl))
 531 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::object))
 532 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas_topo_change_list_t::flags))
 533 
 534 /*
 535  * Status types when calling mptsas_get_target_device_info
 536  */
 537 #define DEV_INFO_SUCCESS                0x0
 538 #define DEV_INFO_FAIL_PAGE0             0x1
 539 #define DEV_INFO_WRONG_DEVICE_TYPE      0x2
 540 #define DEV_INFO_PHYS_DISK              0x3
 541 #define DEV_INFO_FAIL_ALLOC             0x4
 542 
 543 /*
 544  * mpt hotplug event defines
 545  */
 546 #define MPTSAS_DR_EVENT_RECONFIG_TARGET 0x01
 547 #define MPTSAS_DR_EVENT_OFFLINE_TARGET  0x02
 548 #define MPTSAS_TOPO_FLAG_REMOVE_HANDLE  0x04
 549 
 550 /*
 551  * SMP target hotplug events
 552  */
 553 #define MPTSAS_DR_EVENT_RECONFIG_SMP    0x10
 554 #define MPTSAS_DR_EVENT_OFFLINE_SMP     0x20
 555 #define MPTSAS_DR_EVENT_MASK            0x3F
 556 
 557 /*
 558  * mpt hotplug status definition for m_dr_flag
 559  */
 560 
 561 /*
 562  * MPTSAS_DR_INACTIVE
 563  *
 564  * The target is in a normal operating state.
 565  * No dynamic reconfiguration operation is in progress.
 566  */
 567 #define MPTSAS_DR_INACTIVE                              0x0
 568 /*
 569  * MPTSAS_DR_INTRANSITION
 570  *
 571  * The target is in a transition mode since
 572  * hotplug event happens and offline procedure has not
 573  * been finished
 574  */
 575 #define MPTSAS_DR_INTRANSITION                  0x1
 576 
 577 typedef struct mptsas_tgt_private {
 578         int t_lun;
 579         struct mptsas_target *t_private;
 580 } mptsas_tgt_private_t;
 581 
 582 /*
 583  * The following defines are used in mptsas_set_init_mode to track the current
 584  * state as we progress through reprogramming the HBA from target mode into
 585  * initiator mode.
 586  */
 587 
 588 #define IOUC_READ_PAGE0         0x00000100
 589 #define IOUC_READ_PAGE1         0x00000200
 590 #define IOUC_WRITE_PAGE1        0x00000400
 591 #define IOUC_DONE               0x00000800
 592 #define DISCOVERY_IN_PROGRESS   MPI2_SASIOUNIT0_PORTFLAGS_DISCOVERY_IN_PROGRESS
 593 #define AUTO_PORT_CONFIGURATION MPI2_SASIOUNIT0_PORTFLAGS_AUTO_PORT_CONFIG
 594 
 595 /*
 596  * Last allocated slot is used for TM requests.  Since only m_max_requests
 597  * frames are allocated, the last SMID will be m_max_requests - 1.
 598  */
 599 #define MPTSAS_SLOTS_SIZE(mpt) \
 600         (sizeof (struct mptsas_slots) + (sizeof (struct mptsas_cmd *) * \
 601                 mpt->m_max_requests))
 602 #define MPTSAS_TM_SLOT(mpt)     (mpt->m_max_requests - 1)
 603 
 604 typedef struct mptsas_slot_free_e {
 605         processorid_t           cpuid;
 606         int                     slot;
 607         list_node_t             node;
 608 } mptsas_slot_free_e_t;
 609 
 610 /*
 611  * each of the allocq and releaseq in all CPU groups resides in separate
 612  * cacheline(64 bytes). Multiple mutex in the same cacheline is not good
 613  * for performance.
 614  */
 615 typedef union mptsas_slot_freeq {
 616         struct {
 617                 kmutex_t        m_fq_mutex;
 618                 list_t          m_fq_list;
 619                 int             m_fq_n;
 620                 int             m_fq_n_init;
 621         } s;
 622         char pad[64];
 623 } mptsas_slot_freeq_t;
 624 
 625 typedef struct mptsas_slot_freeq_pair {
 626         mptsas_slot_freeq_t     m_slot_allocq;
 627         mptsas_slot_freeq_t     m_slot_releq;
 628 } mptsas_slot_freeq_pair_t;
 629 
 630 /*
 631  * Macro for phy_flags
 632  */
 633 
 634 typedef struct smhba_info {
 635         kmutex_t        phy_mutex;
 636         uint8_t         phy_id;
 637         uint64_t        sas_addr;
 638         char            path[8];
 639         uint16_t        owner_devhdl;
 640         uint16_t        attached_devhdl;
 641         uint8_t         attached_phy_identify;
 642         uint32_t        attached_phy_info;
 643         uint8_t         programmed_link_rate;
 644         uint8_t         hw_link_rate;
 645         uint8_t         change_count;
 646         uint32_t        phy_info;
 647         uint8_t         negotiated_link_rate;
 648         uint8_t         port_num;
 649         kstat_t         *phy_stats;
 650         uint32_t        invalid_dword_count;
 651         uint32_t        running_disparity_error_count;
 652         uint32_t        loss_of_dword_sync_count;
 653         uint32_t        phy_reset_problem_count;
 654         void            *mpt;
 655 } smhba_info_t;
 656 
 657 typedef struct mptsas_phy_info {
 658         uint8_t                 port_num;
 659         uint8_t                 port_flags;
 660         uint16_t                ctrl_devhdl;
 661         uint32_t                phy_device_type;
 662         uint16_t                attached_devhdl;
 663         mptsas_phymask_t        phy_mask;
 664         smhba_info_t            smhba_info;
 665 } mptsas_phy_info_t;
 666 
 667 
 668 typedef struct mptsas_doneq_thread_arg {
 669         void            *mpt;
 670         uint64_t        t;
 671 } mptsas_doneq_thread_arg_t;
 672 
 673 #define MPTSAS_DONEQ_THREAD_ACTIVE      0x1
 674 typedef struct mptsas_doneq_thread_list {
 675         mptsas_cmd_t            *doneq;
 676         mptsas_cmd_t            **donetail;
 677         kthread_t               *threadp;
 678         kcondvar_t              cv;
 679         ushort_t                reserv1;
 680         uint32_t                reserv2;
 681         kmutex_t                mutex;
 682         uint32_t                flag;
 683         uint32_t                len;
 684         mptsas_doneq_thread_arg_t       arg;
 685 } mptsas_doneq_thread_list_t;
 686 
 687 typedef struct mptsas {
 688         int             m_instance;
 689 
 690         struct mptsas *m_next;
 691 
 692         scsi_hba_tran_t         *m_tran;
 693         smp_hba_tran_t          *m_smptran;
 694         kmutex_t                m_mutex;
 695         kcondvar_t              m_cv;
 696         kcondvar_t              m_fw_cv;
 697         kcondvar_t              m_config_cv;
 698         kcondvar_t              m_fw_diag_cv;
 699         dev_info_t              *m_dip;
 700 
 701         /*
 702          * soft state flags
 703          */
 704         uint_t          m_softstate;
 705 
 706         struct mptsas_slots *m_active;  /* outstanding cmds */
 707 
 708         mptsas_cmd_t    *m_waitq;       /* cmd queue for active request */
 709         mptsas_cmd_t    **m_waitqtail;  /* wait queue tail ptr */
 710 
 711         mptsas_cmd_t    *m_doneq;       /* queue of completed commands */
 712         mptsas_cmd_t    **m_donetail;   /* queue tail ptr */
 713 
 714         kmutex_t                m_passthru_mutex;
 715         kcondvar_t              m_passthru_cv;
 716         /*
 717          * variables for helper threads (fan-out interrupts)
 718          */
 719         mptsas_doneq_thread_list_t      *m_doneq_thread_id;
 720         uint32_t                m_doneq_thread_n;
 721         uint32_t                m_doneq_thread_threshold;
 722         uint32_t                m_doneq_length_threshold;
 723         uint32_t                m_doneq_len;
 724         kcondvar_t              m_doneq_thread_cv;
 725         kmutex_t                m_doneq_mutex;
 726 
 727         int             m_ncmds;        /* number of outstanding commands */
 728         m_event_struct_t *m_ioc_event_cmdq;     /* cmd queue for ioc event */
 729         m_event_struct_t **m_ioc_event_cmdtail; /* ioc cmd queue tail */
 730 
 731         ddi_acc_handle_t m_datap;       /* operating regs data access handle */
 732 
 733         struct _MPI2_SYSTEM_INTERFACE_REGS      *m_reg;
 734 
 735         ushort_t        m_devid;        /* device id of chip. */
 736         uchar_t         m_revid;        /* revision of chip. */
 737         uint16_t        m_svid;         /* subsystem Vendor ID of chip */
 738         uint16_t        m_ssid;         /* subsystem Device ID of chip */
 739 
 740         uchar_t         m_sync_offset;  /* default offset for this chip. */
 741 
 742         timeout_id_t    m_quiesce_timeid;
 743 
 744         ddi_dma_handle_t m_dma_req_frame_hdl;
 745         ddi_acc_handle_t m_acc_req_frame_hdl;
 746         ddi_dma_handle_t m_dma_reply_frame_hdl;
 747         ddi_acc_handle_t m_acc_reply_frame_hdl;
 748         ddi_dma_handle_t m_dma_free_queue_hdl;
 749         ddi_acc_handle_t m_acc_free_queue_hdl;
 750         ddi_dma_handle_t m_dma_post_queue_hdl;
 751         ddi_acc_handle_t m_acc_post_queue_hdl;
 752 
 753         /*
 754          * Try the best to make the key code path in the ISR lockless.
 755          * so avoid to use the per instance mutex m_mutex in the ISR. Introduce
 756          * a separate mutex to protect the elements shown in ISR.
 757          */
 758         kmutex_t        m_intr_mutex;
 759 
 760         /*
 761          * list of reset notification requests
 762          */
 763         struct scsi_reset_notify_entry  *m_reset_notify_listf;
 764 
 765         /*
 766          * qfull handling
 767          */
 768         timeout_id_t    m_restart_cmd_timeid;
 769 
 770         /*
 771          * scsi reset delay per bus
 772          */
 773         uint_t          m_scsi_reset_delay;
 774 
 775         int             m_pm_idle_delay;
 776 
 777         uchar_t         m_polled_intr;  /* intr was polled. */
 778         uchar_t         m_suspended;    /* true if driver is suspended */
 779 
 780         struct kmem_cache *m_kmem_cache;
 781         struct kmem_cache *m_cache_frames;
 782 
 783         /*
 784          * hba options.
 785          */
 786         uint_t          m_options;
 787 
 788         int             m_in_callback;
 789 
 790         int             m_power_level;  /* current power level */
 791 
 792         int             m_busy;         /* power management busy state */
 793 
 794         off_t           m_pmcsr_offset; /* PMCSR offset */
 795 
 796         ddi_acc_handle_t m_config_handle;
 797 
 798         ddi_dma_attr_t          m_io_dma_attr;  /* Used for data I/O */
 799         ddi_dma_attr_t          m_msg_dma_attr; /* Used for message frames */
 800         ddi_device_acc_attr_t   m_dev_acc_attr;
 801         ddi_device_acc_attr_t   m_reg_acc_attr;
 802 
 803         /*
 804          * request/reply variables
 805          */
 806         caddr_t         m_req_frame;
 807         uint64_t        m_req_frame_dma_addr;
 808         caddr_t         m_reply_frame;
 809         uint64_t        m_reply_frame_dma_addr;
 810         caddr_t         m_free_queue;
 811         uint64_t        m_free_queue_dma_addr;
 812         caddr_t         m_post_queue;
 813         uint64_t        m_post_queue_dma_addr;
 814 
 815         m_replyh_arg_t *m_replyh_args;
 816 
 817         uint16_t        m_max_requests;
 818         uint16_t        m_req_frame_size;
 819 
 820         /*
 821          * Max frames per request reprted in IOC Facts
 822          */
 823         uint8_t         m_max_chain_depth;
 824         /*
 825          * Max frames per request which is used in reality. It's adjusted
 826          * according DMA SG length attribute, and shall not exceed the
 827          * m_max_chain_depth.
 828          */
 829         uint8_t         m_max_request_frames;
 830 
 831         uint16_t        m_free_queue_depth;
 832         uint16_t        m_post_queue_depth;
 833         uint16_t        m_max_replies;
 834         uint32_t        m_free_index;
 835         uint32_t        m_post_index;
 836         uint8_t         m_reply_frame_size;
 837         uint32_t        m_ioc_capabilities;
 838 
 839         /*
 840          * indicates if the firmware was upload by the driver
 841          * at boot time
 842          */
 843         ushort_t        m_fwupload;
 844 
 845         uint16_t        m_productid;
 846 
 847         /*
 848          * per instance data structures for dma memory resources for
 849          * MPI handshake protocol. only one handshake cmd can run at a time.
 850          */
 851         ddi_dma_handle_t        m_hshk_dma_hdl;
 852 
 853         ddi_acc_handle_t        m_hshk_acc_hdl;
 854 
 855         caddr_t                 m_hshk_memp;
 856 
 857         size_t                  m_hshk_dma_size;
 858 
 859         /* Firmware version on the card at boot time */
 860         uint32_t                m_fwversion;
 861 
 862         /* MSI specific fields */
 863         ddi_intr_handle_t       *m_htable;      /* For array of interrupts */
 864         int                     m_intr_type;    /* What type of interrupt */
 865         int                     m_intr_cnt;     /* # of intrs count returned */
 866         size_t                  m_intr_size;    /* Size of intr array */
 867         uint_t                  m_intr_pri;     /* Interrupt priority   */
 868         int                     m_intr_cap;     /* Interrupt capabilities */
 869         ddi_taskq_t             *m_event_taskq;
 870 
 871         /* SAS specific information */
 872 
 873         union {
 874                 uint64_t        m_base_wwid;    /* Base WWID */
 875                 struct {
 876 #ifdef _BIG_ENDIAN
 877                         uint32_t        m_base_wwid_hi;
 878                         uint32_t        m_base_wwid_lo;
 879 #else
 880                         uint32_t        m_base_wwid_lo;
 881                         uint32_t        m_base_wwid_hi;
 882 #endif
 883                 } sasaddr;
 884         } un;
 885 
 886         uint8_t                 m_num_phys;             /* # of PHYs */
 887         mptsas_phy_info_t       m_phy_info[MPTSAS_MAX_PHYS];
 888         uint8_t                 m_port_chng;    /* initiator port changes */
 889         MPI2_CONFIG_PAGE_MAN_0   m_MANU_page0;   /* Manufactor page 0 info */
 890         MPI2_CONFIG_PAGE_MAN_1   m_MANU_page1;   /* Manufactor page 1 info */
 891 
 892         /* FMA Capabilities */
 893         int                     m_fm_capabilities;
 894         ddi_taskq_t             *m_dr_taskq;
 895         int                     m_mpxio_enable;
 896         uint8_t                 m_done_traverse_dev;
 897         uint8_t                 m_done_traverse_smp;
 898         int                     m_diag_action_in_progress;
 899         uint16_t                m_dev_handle;
 900         uint16_t                m_smp_devhdl;
 901 
 902         /*
 903          * Event recording
 904          */
 905         uint8_t                 m_event_index;
 906         uint32_t                m_event_number;
 907         uint32_t                m_event_mask[4];
 908         mptsas_event_entry_t    m_events[MPTSAS_EVENT_QUEUE_SIZE];
 909 
 910         /*
 911          * FW diag Buffer List
 912          */
 913         mptsas_fw_diagnostic_buffer_t
 914                 m_fw_diag_buffer_list[MPI2_DIAG_BUF_TYPE_COUNT];
 915 
 916         /*
 917          * Event Replay flag (MUR support)
 918          */
 919         uint8_t                 m_event_replay;
 920 
 921         /*
 922          * IR Capable flag
 923          */
 924         uint8_t                 m_ir_capable;
 925 
 926         /*
 927          * release and alloc queue for slot
 928          */
 929         int                     m_slot_freeq_pair_n;
 930         mptsas_slot_freeq_pair_t        *m_slot_freeq_pairp;
 931         mptsas_slot_free_e_t    *m_slot_free_ae;
 932 #define MPI_ADDRESS_COALSCE_MAX 128
 933         pMpi2ReplyDescriptorsUnion_t    m_reply;
 934 
 935         /*
 936          * Is HBA processing a diag reset?
 937          */
 938         uint8_t                 m_in_reset;
 939 
 940         /*
 941          * per instance cmd data structures for task management cmds
 942          */
 943         m_event_struct_t        m_event_task_mgmt;      /* must be last */
 944                                                         /* ... scsi_pkt_size */
 945 } mptsas_t;
 946 #define MPTSAS_SIZE     (sizeof (struct mptsas) - \
 947                         sizeof (struct scsi_pkt) + scsi_pkt_size())
 948 /*
 949  * Only one of below two conditions is satisfied, we
 950  * think the target is associated to the iport and
 951  * allow call into mptsas_probe_lun().
 952  * 1. physicalsport == physport
 953  * 2. (phymask & (1 << physport)) == 0
 954  * The condition #2 is because LSI uses lowest PHY
 955  * number as the value of physical port when auto port
 956  * configuration.
 957  */
 958 #define IS_SAME_PORT(physicalport, physport, phymask, dynamicport) \
 959         ((physicalport == physport) || (dynamicport && (phymask & \
 960         (1 << physport))))
 961 
 962 _NOTE(MUTEX_PROTECTS_DATA(mptsas::m_mutex, mptsas))
 963 _NOTE(SCHEME_PROTECTS_DATA("safe sharing", mptsas::m_next))
 964 _NOTE(SCHEME_PROTECTS_DATA("stable data", mptsas::m_dip mptsas::m_tran))
 965 _NOTE(SCHEME_PROTECTS_DATA("stable data", mptsas::m_kmem_cache))
 966 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_io_dma_attr.dma_attr_sgllen))
 967 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_devid))
 968 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_productid))
 969 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_port_type))
 970 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_mpxio_enable))
 971 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_ntargets))
 972 _NOTE(DATA_READABLE_WITHOUT_LOCK(mptsas::m_instance))
 973 
 974 /*
 975  * These should eventually migrate into the mpt header files
 976  * that may become the /kernel/misc/mpt module...
 977  */
 978 #define mptsas_init_std_hdr(hdl, mp, DevHandle, Lun, ChainOffset, Function) \
 979         mptsas_put_msg_DevHandle(hdl, mp, DevHandle); \
 980         mptsas_put_msg_ChainOffset(hdl, mp, ChainOffset); \
 981         mptsas_put_msg_Function(hdl, mp, Function); \
 982         mptsas_put_msg_Lun(hdl, mp, Lun)
 983 
 984 #define mptsas_put_msg_DevHandle(hdl, mp, val) \
 985         ddi_put16(hdl, &(mp)->DevHandle, (val))
 986 #define mptsas_put_msg_ChainOffset(hdl, mp, val) \
 987         ddi_put8(hdl, &(mp)->ChainOffset, (val))
 988 #define mptsas_put_msg_Function(hdl, mp, val) \
 989         ddi_put8(hdl, &(mp)->Function, (val))
 990 #define mptsas_put_msg_Lun(hdl, mp, val) \
 991         ddi_put8(hdl, &(mp)->LUN[1], (val))
 992 
 993 #define mptsas_get_msg_Function(hdl, mp) \
 994         ddi_get8(hdl, &(mp)->Function)
 995 
 996 #define mptsas_get_msg_MsgFlags(hdl, mp) \
 997         ddi_get8(hdl, &(mp)->MsgFlags)
 998 
 999 #define MPTSAS_ENABLE_DRWE(hdl) \
1000         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
1001                 MPI2_WRSEQ_FLUSH_KEY_VALUE); \
1002         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
1003                 MPI2_WRSEQ_1ST_KEY_VALUE); \
1004         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
1005                 MPI2_WRSEQ_2ND_KEY_VALUE); \
1006         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
1007                 MPI2_WRSEQ_3RD_KEY_VALUE); \
1008         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
1009                 MPI2_WRSEQ_4TH_KEY_VALUE); \
1010         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
1011                 MPI2_WRSEQ_5TH_KEY_VALUE); \
1012         ddi_put32(hdl->m_datap, &hdl->m_reg->WriteSequence, \
1013                 MPI2_WRSEQ_6TH_KEY_VALUE);
1014 
1015 /*
1016  * m_options flags
1017  */
1018 #define MPTSAS_OPT_PM           0x01    /* Power Management */
1019 
1020 /*
1021  * m_softstate flags
1022  */
1023 #define MPTSAS_SS_DRAINING              0x02
1024 #define MPTSAS_SS_QUIESCED              0x04
1025 #define MPTSAS_SS_MSG_UNIT_RESET        0x08
1026 #define MPTSAS_DID_MSG_UNIT_RESET       0x10
1027 
1028 /*
1029  * regspec defines.
1030  */
1031 #define CONFIG_SPACE    0       /* regset[0] - configuration space */
1032 #define IO_SPACE        1       /* regset[1] - used for i/o mapped device */
1033 #define MEM_SPACE       2       /* regset[2] - used for memory mapped device */
1034 #define BASE_REG2       3       /* regset[3] - used for 875 scripts ram */
1035 
1036 /*
1037  * Handy constants
1038  */
1039 #define FALSE           0
1040 #define TRUE            1
1041 #define UNDEFINED       -1
1042 #define FAILED          -2
1043 
1044 /*
1045  * power management.
1046  */
1047 #define MPTSAS_POWER_ON(mpt) { \
1048         pci_config_put16(mpt->m_config_handle, mpt->m_pmcsr_offset, \
1049             PCI_PMCSR_D0); \
1050         delay(drv_usectohz(10000)); \
1051         (void) pci_restore_config_regs(mpt->m_dip); \
1052         mptsas_setup_cmd_reg(mpt); \
1053 }
1054 
1055 #define MPTSAS_POWER_OFF(mpt) { \
1056         (void) pci_save_config_regs(mpt->m_dip); \
1057         pci_config_put16(mpt->m_config_handle, mpt->m_pmcsr_offset, \
1058             PCI_PMCSR_D3HOT); \
1059         mpt->m_power_level = PM_LEVEL_D3; \
1060 }
1061 
1062 /*
1063  * inq_dtype:
1064  * Bits 5 through 7 are the Peripheral Device Qualifier
1065  * 001b: device not connected to the LUN
1066  * Bits 0 through 4 are the Peripheral Device Type
1067  * 1fh: Unknown or no device type
1068  *
1069  * Although the inquiry may return success, the following value
1070  * means no valid LUN connected.
1071  */
1072 #define MPTSAS_VALID_LUN(sd_inq) \
1073         (((sd_inq->inq_dtype & 0xe0) != 0x20) && \
1074         ((sd_inq->inq_dtype & 0x1f) != 0x1f))
1075 
1076 /*
1077  * Default is to have 10 retries on receiving QFULL status and
1078  * each retry to be after 100 ms.
1079  */
1080 #define QFULL_RETRIES           10
1081 #define QFULL_RETRY_INTERVAL    100
1082 
1083 /*
1084  * Handy macros
1085  */
1086 #define Tgt(sp) ((sp)->cmd_pkt->pkt_address.a_target)
1087 #define Lun(sp) ((sp)->cmd_pkt->pkt_address.a_lun)
1088 
1089 #define IS_HEX_DIGIT(n) (((n) >= '0' && (n) <= '9') || \
1090         ((n) >= 'a' && (n) <= 'f') || ((n) >= 'A' && (n) <= 'F'))
1091 
1092 /*
1093  * poll time for mptsas_pollret() and mptsas_wait_intr()
1094  */
1095 #define MPTSAS_POLL_TIME        30000   /* 30 seconds */
1096 
1097 /*
1098  * default time for mptsas_do_passthru
1099  */
1100 #define MPTSAS_PASS_THRU_TIME_DEFAULT   60      /* 60 seconds */
1101 
1102 /*
1103  * macro to return the effective address of a given per-target field
1104  */
1105 #define EFF_ADDR(start, offset)         ((start) + (offset))
1106 
1107 #define SDEV2ADDR(devp)         (&((devp)->sd_address))
1108 #define SDEV2TRAN(devp)         ((devp)->sd_address.a_hba_tran)
1109 #define PKT2TRAN(pkt)           ((pkt)->pkt_address.a_hba_tran)
1110 #define ADDR2TRAN(ap)           ((ap)->a_hba_tran)
1111 #define DIP2TRAN(dip)           (ddi_get_driver_private(dip))
1112 
1113 
1114 #define TRAN2MPT(hba)           ((mptsas_t *)(hba)->tran_hba_private)
1115 #define DIP2MPT(dip)            (TRAN2MPT((scsi_hba_tran_t *)DIP2TRAN(dip)))
1116 #define SDEV2MPT(sd)            (TRAN2MPT(SDEV2TRAN(sd)))
1117 #define PKT2MPT(pkt)            (TRAN2MPT(PKT2TRAN(pkt)))
1118 
1119 #define ADDR2MPT(ap)            (TRAN2MPT(ADDR2TRAN(ap)))
1120 
1121 #define POLL_TIMEOUT            (2 * SCSI_POLL_TIMEOUT * 1000000)
1122 #define SHORT_POLL_TIMEOUT      (1000000)       /* in usec, about 1 secs */
1123 #define MPTSAS_QUIESCE_TIMEOUT  1               /* 1 sec */
1124 #define MPTSAS_PM_IDLE_TIMEOUT  60              /* 60 seconds */
1125 
1126 #define MPTSAS_GET_ISTAT(mpt)  (ddi_get32((mpt)->m_datap, \
1127                         &(mpt)->m_reg->HostInterruptStatus))
1128 
1129 #define MPTSAS_SET_SIGP(P) \
1130                 ClrSetBits(mpt->m_devaddr + NREG_ISTAT, 0, NB_ISTAT_SIGP)
1131 
1132 #define MPTSAS_RESET_SIGP(P) (void) ddi_get8(mpt->m_datap, \
1133                         (uint8_t *)(mpt->m_devaddr + NREG_CTEST2))
1134 
1135 #define MPTSAS_GET_INTCODE(P) (ddi_get32(mpt->m_datap, \
1136                         (uint32_t *)(mpt->m_devaddr + NREG_DSPS)))
1137 
1138 
1139 #define MPTSAS_START_CMD(mpt, req_desc_lo, req_desc_hi) \
1140         ddi_put32(mpt->m_datap, &mpt->m_reg->RequestDescriptorPostLow,\
1141             req_desc_lo);\
1142         ddi_put32(mpt->m_datap, &mpt->m_reg->RequestDescriptorPostHigh,\
1143             req_desc_hi);
1144 
1145 #define INTPENDING(mpt) \
1146         (MPTSAS_GET_ISTAT(mpt) & MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT)
1147 
1148 /*
1149  * Mask all interrupts to disable
1150  */
1151 #define MPTSAS_DISABLE_INTR(mpt)        \
1152         ddi_put32((mpt)->m_datap, &(mpt)->m_reg->HostInterruptMask, \
1153             (MPI2_HIM_RIM | MPI2_HIM_DIM | MPI2_HIM_RESET_IRQ_MASK))
1154 
1155 /*
1156  * Mask Doorbell and Reset interrupts to enable reply desc int.
1157  */
1158 #define MPTSAS_ENABLE_INTR(mpt) \
1159         ddi_put32(mpt->m_datap, &mpt->m_reg->HostInterruptMask, \
1160         (MPI2_HIM_DIM | MPI2_HIM_RESET_IRQ_MASK))
1161 
1162 #define MPTSAS_GET_NEXT_REPLY(mpt, index)  \
1163         &((uint64_t *)(void *)mpt->m_post_queue)[index]
1164 
1165 #define MPTSAS_GET_NEXT_FRAME(mpt, SMID) \
1166         (mpt->m_req_frame + (mpt->m_req_frame_size * SMID))
1167 
1168 #define ClrSetBits32(hdl, reg, clr, set) \
1169         ddi_put32(hdl, (reg), \
1170             ((ddi_get32(mpt->m_datap, (reg)) & ~(clr)) | (set)))
1171 
1172 #define ClrSetBits(reg, clr, set) \
1173         ddi_put8(mpt->m_datap, (uint8_t *)(reg), \
1174                 ((ddi_get8(mpt->m_datap, (uint8_t *)(reg)) & ~(clr)) | (set)))
1175 
1176 #define MPTSAS_WAITQ_RM(mpt, cmdp)      \
1177         if ((cmdp = mpt->m_waitq) != NULL) { \
1178                 /* If the queue is now empty fix the tail pointer */    \
1179                 if ((mpt->m_waitq = cmdp->cmd_linkp) == NULL) \
1180                         mpt->m_waitqtail = &mpt->m_waitq; \
1181                 cmdp->cmd_linkp = NULL; \
1182                 cmdp->cmd_queued = FALSE; \
1183         }
1184 
1185 #define MPTSAS_TX_WAITQ_RM(mpt, cmdp)   \
1186         if ((cmdp = mpt->m_tx_waitq) != NULL) { \
1187                 /* If the queue is now empty fix the tail pointer */    \
1188                 if ((mpt->m_tx_waitq = cmdp->cmd_linkp) == NULL) \
1189                         mpt->m_tx_waitqtail = &mpt->m_tx_waitq; \
1190                 cmdp->cmd_linkp = NULL; \
1191                 cmdp->cmd_queued = FALSE; \
1192         }
1193 
1194 /*
1195  * defaults for the global properties
1196  */
1197 #define DEFAULT_SCSI_OPTIONS    SCSI_OPTIONS_DR
1198 #define DEFAULT_TAG_AGE_LIMIT   2
1199 #define DEFAULT_WD_TICK         10
1200 
1201 /*
1202  * invalid hostid.
1203  */
1204 #define MPTSAS_INVALID_HOSTID  -1
1205 
1206 /*
1207  * Get/Set hostid from SCSI port configuration page
1208  */
1209 #define MPTSAS_GET_HOST_ID(configuration) (configuration & 0xFF)
1210 #define MPTSAS_SET_HOST_ID(hostid) (hostid | ((1 << hostid) << 16))
1211 
1212 /*
1213  * Config space.
1214  */
1215 #define MPTSAS_LATENCY_TIMER    0x40
1216 
1217 /*
1218  * Offset to firmware version
1219  */
1220 #define MPTSAS_FW_VERSION_OFFSET        9
1221 
1222 /*
1223  * Offset and masks to get at the ProductId field
1224  */
1225 #define MPTSAS_FW_PRODUCTID_OFFSET      8
1226 #define MPTSAS_FW_PRODUCTID_MASK        0xFFFF0000
1227 #define MPTSAS_FW_PRODUCTID_SHIFT       16
1228 
1229 /*
1230  * Subsystem ID for HBAs.
1231  */
1232 #define MPTSAS_HBA_SUBSYSTEM_ID    0x10C0
1233 #define MPTSAS_RHEA_SUBSYSTEM_ID        0x10B0
1234 
1235 /*
1236  * reset delay tick
1237  */
1238 #define MPTSAS_WATCH_RESET_DELAY_TICK 50        /* specified in milli seconds */
1239 
1240 /*
1241  * Ioc reset return values
1242  */
1243 #define MPTSAS_RESET_FAIL       -1
1244 #define MPTSAS_NO_RESET         0
1245 #define MPTSAS_SUCCESS_HARDRESET        1
1246 #define MPTSAS_SUCCESS_MUR      2
1247 
1248 /*
1249  * throttle support.
1250  */
1251 #define MAX_THROTTLE    32
1252 #define HOLD_THROTTLE   0
1253 #define DRAIN_THROTTLE  -1
1254 #define QFULL_THROTTLE  -2
1255 
1256 /*
1257  * Passthrough/config request flags
1258  */
1259 #define MPTSAS_DATA_ALLOCATED           0x0001
1260 #define MPTSAS_DATAOUT_ALLOCATED        0x0002
1261 #define MPTSAS_REQUEST_POOL_CMD         0x0004
1262 #define MPTSAS_ADDRESS_REPLY            0x0008
1263 #define MPTSAS_CMD_TIMEOUT              0x0010
1264 
1265 /*
1266  * response code tlr flag
1267  */
1268 #define MPTSAS_SCSI_RESPONSE_CODE_TLR_OFF       0x02
1269 
1270 /*
1271  * System Events
1272  */
1273 #ifndef DDI_VENDOR_LSI
1274 #define DDI_VENDOR_LSI  "LSI"
1275 #endif  /* DDI_VENDOR_LSI */
1276 
1277 /*
1278  * Shared functions
1279  */
1280 int mptsas_save_cmd(struct mptsas *mpt, struct mptsas_cmd *cmd);
1281 void mptsas_remove_cmd(mptsas_t *mpt, mptsas_cmd_t *cmd);
1282 void mptsas_waitq_add(mptsas_t *mpt, mptsas_cmd_t *cmd);
1283 void mptsas_log(struct mptsas *mpt, int level, char *fmt, ...);
1284 int mptsas_poll(mptsas_t *mpt, mptsas_cmd_t *poll_cmd, int polltime);
1285 int mptsas_do_dma(mptsas_t *mpt, uint32_t size, int var, int (*callback)());
1286 int mptsas_send_config_request_msg(mptsas_t *mpt, uint8_t action,
1287         uint8_t pagetype, uint32_t pageaddress, uint8_t pagenumber,
1288         uint8_t pageversion, uint8_t pagelength, uint32_t
1289         SGEflagslength, uint32_t SGEaddress32);
1290 int mptsas_send_extended_config_request_msg(mptsas_t *mpt, uint8_t action,
1291         uint8_t extpagetype, uint32_t pageaddress, uint8_t pagenumber,
1292         uint8_t pageversion, uint16_t extpagelength,
1293         uint32_t SGEflagslength, uint32_t SGEaddress32);
1294 int mptsas_update_flash(mptsas_t *mpt, caddr_t ptrbuffer, uint32_t size,
1295         uint8_t type, int mode);
1296 int mptsas_check_flash(mptsas_t *mpt, caddr_t origfile, uint32_t size,
1297         uint8_t type, int mode);
1298 int mptsas_download_firmware();
1299 int mptsas_can_download_firmware();
1300 int mptsas_dma_alloc(mptsas_t *mpt, mptsas_dma_alloc_state_t *dma_statep);
1301 void mptsas_dma_free(mptsas_dma_alloc_state_t *dma_statep);
1302 mptsas_phymask_t mptsas_physport_to_phymask(mptsas_t *mpt, uint8_t physport);
1303 void mptsas_fma_check(mptsas_t *mpt, mptsas_cmd_t *cmd);
1304 int mptsas_check_acc_handle(ddi_acc_handle_t handle);
1305 int mptsas_check_dma_handle(ddi_dma_handle_t handle);
1306 void mptsas_fm_ereport(mptsas_t *mpt, char *detail);
1307 int mptsas_dma_addr_create(mptsas_t *mpt, ddi_dma_attr_t dma_attr,
1308     ddi_dma_handle_t *dma_hdp, ddi_acc_handle_t *acc_hdp, caddr_t *dma_memp,
1309     uint32_t alloc_size, ddi_dma_cookie_t *cookiep);
1310 void mptsas_dma_addr_destroy(ddi_dma_handle_t *, ddi_acc_handle_t *);
1311 
1312 /*
1313  * impl functions
1314  */
1315 int mptsas_ioc_wait_for_response(mptsas_t *mpt);
1316 int mptsas_ioc_wait_for_doorbell(mptsas_t *mpt);
1317 int mptsas_ioc_reset(mptsas_t *mpt, int);
1318 int mptsas_send_handshake_msg(mptsas_t *mpt, caddr_t memp, int numbytes,
1319     ddi_acc_handle_t accessp);
1320 int mptsas_get_handshake_msg(mptsas_t *mpt, caddr_t memp, int numbytes,
1321     ddi_acc_handle_t accessp);
1322 int mptsas_send_config_request_msg(mptsas_t *mpt, uint8_t action,
1323     uint8_t pagetype, uint32_t pageaddress, uint8_t pagenumber,
1324     uint8_t pageversion, uint8_t pagelength, uint32_t SGEflagslength,
1325     uint32_t SGEaddress32);
1326 int mptsas_send_extended_config_request_msg(mptsas_t *mpt, uint8_t action,
1327     uint8_t extpagetype, uint32_t pageaddress, uint8_t pagenumber,
1328     uint8_t pageversion, uint16_t extpagelength,
1329     uint32_t SGEflagslength, uint32_t SGEaddress32);
1330 
1331 int mptsas_request_from_pool(mptsas_t *mpt, mptsas_cmd_t **cmd,
1332     struct scsi_pkt **pkt);
1333 void mptsas_return_to_pool(mptsas_t *mpt, mptsas_cmd_t *cmd);
1334 void mptsas_destroy_ioc_event_cmd(mptsas_t *mpt);
1335 void mptsas_start_config_page_access(mptsas_t *mpt, mptsas_cmd_t *cmd);
1336 int mptsas_access_config_page(mptsas_t *mpt, uint8_t action, uint8_t page_type,
1337     uint8_t page_number, uint32_t page_address, int (*callback) (mptsas_t *,
1338     caddr_t, ddi_acc_handle_t, uint16_t, uint32_t, va_list), ...);
1339 
1340 int mptsas_ioc_task_management(mptsas_t *mpt, int task_type,
1341     uint16_t dev_handle, int lun, uint8_t *reply, uint32_t reply_size,
1342     int mode);
1343 int mptsas_send_event_ack(mptsas_t *mpt, uint32_t event, uint32_t eventcntx);
1344 void mptsas_send_pending_event_ack(mptsas_t *mpt);
1345 void mptsas_set_throttle(struct mptsas *mpt, mptsas_target_t *ptgt, int what);
1346 int mptsas_restart_ioc(mptsas_t *mpt);
1347 void mptsas_update_driver_data(struct mptsas *mpt);
1348 uint64_t mptsas_get_sata_guid(mptsas_t *mpt, mptsas_target_t *ptgt, int lun);
1349 
1350 /*
1351  * init functions
1352  */
1353 int mptsas_ioc_get_facts(mptsas_t *mpt);
1354 int mptsas_ioc_get_port_facts(mptsas_t *mpt, int port);
1355 int mptsas_ioc_enable_port(mptsas_t *mpt);
1356 int mptsas_ioc_enable_event_notification(mptsas_t *mpt);
1357 int mptsas_ioc_init(mptsas_t *mpt);
1358 
1359 /*
1360  * configuration pages operation
1361  */
1362 int mptsas_get_sas_device_page0(mptsas_t *mpt, uint32_t page_address,
1363     uint16_t *dev_handle, uint64_t *sas_wwn, uint32_t *dev_info,
1364     uint8_t *physport, uint8_t *phynum, uint16_t *pdevhandle,
1365     uint16_t *slot_num, uint16_t *enclosure);
1366 int mptsas_get_sas_io_unit_page(mptsas_t *mpt);
1367 int mptsas_get_sas_io_unit_page_hndshk(mptsas_t *mpt);
1368 int mptsas_get_sas_expander_page0(mptsas_t *mpt, uint32_t page_address,
1369     mptsas_smp_t *info);
1370 int mptsas_set_ioc_params(mptsas_t *mpt);
1371 int mptsas_get_manufacture_page5(mptsas_t *mpt);
1372 int mptsas_get_sas_port_page0(mptsas_t *mpt, uint32_t page_address,
1373     uint64_t *sas_wwn, uint8_t *portwidth);
1374 int mptsas_get_bios_page3(mptsas_t *mpt,  uint32_t *bios_version);
1375 int
1376 mptsas_get_sas_phy_page0(mptsas_t *mpt, uint32_t page_address,
1377     smhba_info_t *info);
1378 int
1379 mptsas_get_sas_phy_page1(mptsas_t *mpt, uint32_t page_address,
1380     smhba_info_t *info);
1381 int
1382 mptsas_get_manufacture_page0(mptsas_t *mpt);
1383 void
1384 mptsas_create_phy_stats(mptsas_t *mpt, char *iport, dev_info_t *dip);
1385 void mptsas_destroy_phy_stats(mptsas_t *mpt);
1386 int mptsas_smhba_phy_init(mptsas_t *mpt);
1387 /*
1388  * RAID functions
1389  */
1390 int mptsas_get_raid_settings(mptsas_t *mpt, mptsas_raidvol_t *raidvol);
1391 int mptsas_get_raid_info(mptsas_t *mpt);
1392 int mptsas_get_physdisk_settings(mptsas_t *mpt, mptsas_raidvol_t *raidvol,
1393     uint8_t physdisknum);
1394 int mptsas_delete_volume(mptsas_t *mpt, uint16_t volid);
1395 void mptsas_raid_action_system_shutdown(mptsas_t *mpt);
1396 
1397 #define MPTSAS_IOCSTATUS(status) (status & MPI2_IOCSTATUS_MASK)
1398 /*
1399  * debugging.
1400  */
1401 #if defined(MPTSAS_DEBUG)
1402 
1403 void mptsas_printf(char *fmt, ...);
1404 
1405 #define MPTSAS_DBGPR(m, args)   \
1406         if (mptsas_debug_flags & (m)) \
1407                 mptsas_printf args
1408 #else   /* ! defined(MPTSAS_DEBUG) */
1409 #define MPTSAS_DBGPR(m, args)
1410 #endif  /* defined(MPTSAS_DEBUG) */
1411 
1412 #define NDBG0(args)     MPTSAS_DBGPR(0x01, args)        /* init */
1413 #define NDBG1(args)     MPTSAS_DBGPR(0x02, args)        /* normal running */
1414 #define NDBG2(args)     MPTSAS_DBGPR(0x04, args)        /* property handling */
1415 #define NDBG3(args)     MPTSAS_DBGPR(0x08, args)        /* pkt handling */
1416 
1417 #define NDBG4(args)     MPTSAS_DBGPR(0x10, args)        /* kmem alloc/free */
1418 #define NDBG5(args)     MPTSAS_DBGPR(0x20, args)        /* polled cmds */
1419 #define NDBG6(args)     MPTSAS_DBGPR(0x40, args)        /* interrupts */
1420 #define NDBG7(args)     MPTSAS_DBGPR(0x80, args)        /* queue handling */
1421 
1422 #define NDBG8(args)     MPTSAS_DBGPR(0x0100, args)      /* arq */
1423 #define NDBG9(args)     MPTSAS_DBGPR(0x0200, args)      /* Tagged Q'ing */
1424 #define NDBG10(args)    MPTSAS_DBGPR(0x0400, args)      /* halting chip */
1425 #define NDBG11(args)    MPTSAS_DBGPR(0x0800, args)      /* power management */
1426 
1427 #define NDBG12(args)    MPTSAS_DBGPR(0x1000, args)      /* enumeration */
1428 #define NDBG13(args)    MPTSAS_DBGPR(0x2000, args)      /* configuration page */
1429 #define NDBG14(args)    MPTSAS_DBGPR(0x4000, args)      /* LED control */
1430 #define NDBG15(args)    MPTSAS_DBGPR(0x8000, args)
1431 
1432 #define NDBG16(args)    MPTSAS_DBGPR(0x010000, args)
1433 #define NDBG17(args)    MPTSAS_DBGPR(0x020000, args)    /* scatter/gather */
1434 #define NDBG18(args)    MPTSAS_DBGPR(0x040000, args)
1435 #define NDBG19(args)    MPTSAS_DBGPR(0x080000, args)    /* handshaking */
1436 
1437 #define NDBG20(args)    MPTSAS_DBGPR(0x100000, args)    /* events */
1438 #define NDBG21(args)    MPTSAS_DBGPR(0x200000, args)    /* dma */
1439 #define NDBG22(args)    MPTSAS_DBGPR(0x400000, args)    /* reset */
1440 #define NDBG23(args)    MPTSAS_DBGPR(0x800000, args)    /* abort */
1441 
1442 #define NDBG24(args)    MPTSAS_DBGPR(0x1000000, args)   /* capabilities */
1443 #define NDBG25(args)    MPTSAS_DBGPR(0x2000000, args)   /* flushing */
1444 #define NDBG26(args)    MPTSAS_DBGPR(0x4000000, args)
1445 #define NDBG27(args)    MPTSAS_DBGPR(0x8000000, args)
1446 
1447 #define NDBG28(args)    MPTSAS_DBGPR(0x10000000, args)  /* hotplug */
1448 #define NDBG29(args)    MPTSAS_DBGPR(0x20000000, args)  /* timeouts */
1449 #define NDBG30(args)    MPTSAS_DBGPR(0x40000000, args)  /* mptsas_watch */
1450 #define NDBG31(args)    MPTSAS_DBGPR(0x80000000, args)  /* negotations */
1451 
1452 /*
1453  * auto request sense
1454  */
1455 #define RQ_MAKECOM_COMMON(pkt, flag, cmd) \
1456         (pkt)->pkt_flags = (flag), \
1457         ((union scsi_cdb *)(pkt)->pkt_cdbp)->scc_cmd = (cmd), \
1458         ((union scsi_cdb *)(pkt)->pkt_cdbp)->scc_lun = \
1459             (pkt)->pkt_address.a_lun
1460 
1461 #define RQ_MAKECOM_G0(pkt, flag, cmd, addr, cnt) \
1462         RQ_MAKECOM_COMMON((pkt), (flag), (cmd)), \
1463         FORMG0ADDR(((union scsi_cdb *)(pkt)->pkt_cdbp), (addr)), \
1464         FORMG0COUNT(((union scsi_cdb *)(pkt)->pkt_cdbp), (cnt))
1465 
1466 
1467 #ifdef  __cplusplus
1468 }
1469 #endif
1470 
1471 #endif  /* _SYS_SCSI_ADAPTERS_MPTVAR_H */