1 /*
   2  * mr_sas.h: header for mr_sas
   3  *
   4  * Solaris MegaRAID driver for SAS2.0 controllers
   5  * Copyright (c) 2008-2012, LSI Logic Corporation.
   6  * All rights reserved.
   7  *
   8  * Version:
   9  * Author:
  10  *              Swaminathan K S
  11  *              Arun Chandrashekhar
  12  *              Manju R
  13  *              Rasheed
  14  *              Shakeel Bukhari
  15  *
  16  * Redistribution and use in source and binary forms, with or without
  17  * modification, are permitted provided that the following conditions are met:
  18  *
  19  * 1. Redistributions of source code must retain the above copyright notice,
  20  *    this list of conditions and the following disclaimer.
  21  *
  22  * 2. Redistributions in binary form must reproduce the above copyright notice,
  23  *    this list of conditions and the following disclaimer in the documentation
  24  *    and/or other materials provided with the distribution.
  25  *
  26  * 3. Neither the name of the author nor the names of its contributors may be
  27  *    used to endorse or promote products derived from this software without
  28  *    specific prior written permission.
  29  *
  30  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  31  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  32  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  33  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  34  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  35  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  36  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  37  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  38  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  39  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  40  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
  41  * DAMAGE.
  42  */
  43 
  44 /*
  45  * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
  46  */
  47 
  48 #ifndef _MR_SAS_H_
  49 #define _MR_SAS_H_
  50 
  51 #ifdef  __cplusplus
  52 extern "C" {
  53 #endif
  54 
  55 #include <sys/scsi/scsi.h>
  56 #include "mr_sas_list.h"
  57 #include "ld_pd_map.h"
  58 
  59 /*
  60  * MegaRAID SAS2.0 Driver meta data
  61  */
  62 #define MRSAS_VERSION                           "6.503.00.00ILLUMOS"
  63 #define MRSAS_RELDATE                           "July 30, 2012"
  64 
  65 #define MRSAS_TRUE                              1
  66 #define MRSAS_FALSE                             0
  67 
  68 #define ADAPTER_RESET_NOT_REQUIRED              0
  69 #define ADAPTER_RESET_REQUIRED                  1
  70 
  71 #define PDSUPPORT       1
  72 
  73 /*
  74  * MegaRAID SAS2.0 device id conversion definitions.
  75  */
  76 #define INST2LSIRDCTL(x)                ((x) << INST_MINOR_SHIFT)
  77 #define MRSAS_GET_BOUNDARY_ALIGNED_LEN(len, new_len, boundary_len)  { \
  78         int rem; \
  79         rem = (len / boundary_len); \
  80         if ((rem * boundary_len) != len) { \
  81                 new_len = len + ((rem + 1) * boundary_len - len); \
  82         } else { \
  83                 new_len = len; \
  84         } \
  85 }
  86 
  87 
  88 /*
  89  * MegaRAID SAS2.0 supported controllers
  90  */
  91 #define PCI_DEVICE_ID_LSI_2108VDE               0x0078
  92 #define PCI_DEVICE_ID_LSI_2108V                 0x0079
  93 #define PCI_DEVICE_ID_LSI_TBOLT                 0x005b
  94 #define PCI_DEVICE_ID_LSI_INVADER               0x005d
  95 
  96 /*
  97  * Register Index for 2108 Controllers.
  98  */
  99 #define REGISTER_SET_IO_2108                    (2)
 100 
 101 #define MRSAS_MAX_SGE_CNT                       0x50
 102 #define MRSAS_APP_RESERVED_CMDS                 32
 103 
 104 #define MRSAS_IOCTL_DRIVER                      0x12341234
 105 #define MRSAS_IOCTL_FIRMWARE                    0x12345678
 106 #define MRSAS_IOCTL_AEN                         0x87654321
 107 
 108 #define MRSAS_1_SECOND                          1000000
 109 
 110 #ifdef PDSUPPORT
 111 
 112 #define UNCONFIGURED_GOOD                       0x0
 113 #define PD_SYSTEM                               0x40
 114 #define MR_EVT_PD_STATE_CHANGE                  0x0072
 115 #define MR_EVT_PD_REMOVED_EXT           0x00f8
 116 #define MR_EVT_PD_INSERTED_EXT          0x00f7
 117 #define MR_DCMD_PD_GET_INFO                     0x02020000
 118 #define MRSAS_TBOLT_PD_LUN              1
 119 #define MRSAS_TBOLT_PD_TGT_MAX  255
 120 #define MRSAS_TBOLT_GET_PD_MAX(s)       ((s)->mr_tbolt_pd_max)
 121 
 122 #endif
 123 
 124 /* Raid Context Flags */
 125 #define MR_RAID_CTX_RAID_FLAGS_IO_SUB_TYPE_SHIFT 0x4
 126 #define MR_RAID_CTX_RAID_FLAGS_IO_SUB_TYPE_MASK 0x30
 127 typedef enum MR_RAID_FLAGS_IO_SUB_TYPE {
 128         MR_RAID_FLAGS_IO_SUB_TYPE_NONE = 0,
 129         MR_RAID_FLAGS_IO_SUB_TYPE_SYSTEM_PD = 1
 130 } MR_RAID_FLAGS_IO_SUB_TYPE;
 131 
 132 /* Dynamic Enumeration Flags */
 133 #define MRSAS_LD_LUN            0
 134 #define WWN_STRLEN              17
 135 #define LD_SYNC_BIT     1
 136 #define LD_SYNC_SHIFT   14
 137 /* ThunderBolt (TB) specific */
 138 #define MRSAS_THUNDERBOLT_MSG_SIZE              256
 139 #define MRSAS_THUNDERBOLT_MAX_COMMANDS          1024
 140 #define MRSAS_THUNDERBOLT_MAX_REPLY_COUNT       1024
 141 #define MRSAS_THUNDERBOLT_REPLY_SIZE            8
 142 #define MRSAS_THUNDERBOLT_MAX_CHAIN_COUNT       1
 143 
 144 #define MPI2_FUNCTION_PASSTHRU_IO_REQUEST       0xF0
 145 #define MPI2_FUNCTION_LD_IO_REQUEST             0xF1
 146 
 147 #define MR_EVT_LD_FAST_PATH_IO_STATUS_CHANGED   (0xFFFF)
 148 
 149 #define MR_INTERNAL_MFI_FRAMES_SMID             1
 150 #define MR_CTRL_EVENT_WAIT_SMID                 2
 151 #define MR_INTERNAL_DRIVER_RESET_SMID           3
 152 
 153 
 154 /*
 155  * =====================================
 156  * MegaRAID SAS2.0 MFI firmware definitions
 157  * =====================================
 158  */
 159 /*
 160  * MFI stands for  MegaRAID SAS2.0 FW Interface. This is just a moniker for
 161  * protocol between the software and firmware. Commands are issued using
 162  * "message frames"
 163  */
 164 
 165 /*
 166  * FW posts its state in upper 4 bits of outbound_msg_0 register
 167  */
 168 #define MFI_STATE_MASK                          0xF0000000
 169 #define MFI_STATE_UNDEFINED                     0x00000000
 170 #define MFI_STATE_BB_INIT                       0x10000000
 171 #define MFI_STATE_FW_INIT                       0x40000000
 172 #define MFI_STATE_WAIT_HANDSHAKE                0x60000000
 173 #define MFI_STATE_FW_INIT_2                     0x70000000
 174 #define MFI_STATE_DEVICE_SCAN                   0x80000000
 175 #define MFI_STATE_BOOT_MESSAGE_PENDING          0x90000000
 176 #define MFI_STATE_FLUSH_CACHE                   0xA0000000
 177 #define MFI_STATE_READY                         0xB0000000
 178 #define MFI_STATE_OPERATIONAL                   0xC0000000
 179 #define MFI_STATE_FAULT                         0xF0000000
 180 
 181 #define MRMFI_FRAME_SIZE                        64
 182 
 183 /*
 184  * During FW init, clear pending cmds & reset state using inbound_msg_0
 185  *
 186  * ABORT        : Abort all pending cmds
 187  * READY        : Move from OPERATIONAL to READY state; discard queue info
 188  * MFIMODE      : Discard (possible) low MFA posted in 64-bit mode (??)
 189  * CLR_HANDSHAKE: FW is waiting for HANDSHAKE from BIOS or Driver
 190  */
 191 #define MFI_INIT_ABORT                          0x00000001
 192 #define MFI_INIT_READY                          0x00000002
 193 #define MFI_INIT_MFIMODE                        0x00000004
 194 #define MFI_INIT_CLEAR_HANDSHAKE                0x00000008
 195 #define MFI_INIT_HOTPLUG                        0x00000010
 196 #define MFI_STOP_ADP                            0x00000020
 197 #define MFI_RESET_FLAGS         MFI_INIT_READY|MFI_INIT_MFIMODE|MFI_INIT_ABORT
 198 
 199 /*
 200  * MFI frame flags
 201  */
 202 #define MFI_FRAME_POST_IN_REPLY_QUEUE           0x0000
 203 #define MFI_FRAME_DONT_POST_IN_REPLY_QUEUE      0x0001
 204 #define MFI_FRAME_SGL32                         0x0000
 205 #define MFI_FRAME_SGL64                         0x0002
 206 #define MFI_FRAME_SENSE32                       0x0000
 207 #define MFI_FRAME_SENSE64                       0x0004
 208 #define MFI_FRAME_DIR_NONE                      0x0000
 209 #define MFI_FRAME_DIR_WRITE                     0x0008
 210 #define MFI_FRAME_DIR_READ                      0x0010
 211 #define MFI_FRAME_DIR_BOTH                      0x0018
 212 #define MFI_FRAME_IEEE                          0x0020
 213 
 214 /*
 215  * Definition for cmd_status
 216  */
 217 #define MFI_CMD_STATUS_POLL_MODE                0xFF
 218 #define MFI_CMD_STATUS_SYNC_MODE                0xFF
 219 
 220 /*
 221  * MFI command opcodes
 222  */
 223 #define MFI_CMD_OP_INIT                         0x00
 224 #define MFI_CMD_OP_LD_READ                      0x01
 225 #define MFI_CMD_OP_LD_WRITE                     0x02
 226 #define MFI_CMD_OP_LD_SCSI                      0x03
 227 #define MFI_CMD_OP_PD_SCSI                      0x04
 228 #define MFI_CMD_OP_DCMD                         0x05
 229 #define MFI_CMD_OP_ABORT                        0x06
 230 #define MFI_CMD_OP_SMP                          0x07
 231 #define MFI_CMD_OP_STP                          0x08
 232 
 233 #define MR_DCMD_CTRL_GET_INFO                   0x01010000
 234 
 235 #define MR_DCMD_CTRL_CACHE_FLUSH                0x01101000
 236 #define MR_FLUSH_CTRL_CACHE                     0x01
 237 #define MR_FLUSH_DISK_CACHE                     0x02
 238 
 239 #define MR_DCMD_CTRL_SHUTDOWN                   0x01050000
 240 #define MRSAS_ENABLE_DRIVE_SPINDOWN             0x01
 241 
 242 #define MR_DCMD_CTRL_EVENT_GET_INFO             0x01040100
 243 #define MR_DCMD_CTRL_EVENT_GET                  0x01040300
 244 #define MR_DCMD_CTRL_EVENT_WAIT                 0x01040500
 245 #define MR_DCMD_LD_GET_PROPERTIES               0x03030000
 246 
 247 /*
 248  * Solaris Specific MAX values
 249  */
 250 #define MAX_SGL                                 24
 251 
 252 /*
 253  * MFI command completion codes
 254  */
 255 enum MFI_STAT {
 256         MFI_STAT_OK                             = 0x00,
 257         MFI_STAT_INVALID_CMD                    = 0x01,
 258         MFI_STAT_INVALID_DCMD                   = 0x02,
 259         MFI_STAT_INVALID_PARAMETER              = 0x03,
 260         MFI_STAT_INVALID_SEQUENCE_NUMBER        = 0x04,
 261         MFI_STAT_ABORT_NOT_POSSIBLE             = 0x05,
 262         MFI_STAT_APP_HOST_CODE_NOT_FOUND        = 0x06,
 263         MFI_STAT_APP_IN_USE                     = 0x07,
 264         MFI_STAT_APP_NOT_INITIALIZED            = 0x08,
 265         MFI_STAT_ARRAY_INDEX_INVALID            = 0x09,
 266         MFI_STAT_ARRAY_ROW_NOT_EMPTY            = 0x0a,
 267         MFI_STAT_CONFIG_RESOURCE_CONFLICT       = 0x0b,
 268         MFI_STAT_DEVICE_NOT_FOUND               = 0x0c,
 269         MFI_STAT_DRIVE_TOO_SMALL                = 0x0d,
 270         MFI_STAT_FLASH_ALLOC_FAIL               = 0x0e,
 271         MFI_STAT_FLASH_BUSY                     = 0x0f,
 272         MFI_STAT_FLASH_ERROR                    = 0x10,
 273         MFI_STAT_FLASH_IMAGE_BAD                = 0x11,
 274         MFI_STAT_FLASH_IMAGE_INCOMPLETE         = 0x12,
 275         MFI_STAT_FLASH_NOT_OPEN                 = 0x13,
 276         MFI_STAT_FLASH_NOT_STARTED              = 0x14,
 277         MFI_STAT_FLUSH_FAILED                   = 0x15,
 278         MFI_STAT_HOST_CODE_NOT_FOUNT            = 0x16,
 279         MFI_STAT_LD_CC_IN_PROGRESS              = 0x17,
 280         MFI_STAT_LD_INIT_IN_PROGRESS            = 0x18,
 281         MFI_STAT_LD_LBA_OUT_OF_RANGE            = 0x19,
 282         MFI_STAT_LD_MAX_CONFIGURED              = 0x1a,
 283         MFI_STAT_LD_NOT_OPTIMAL                 = 0x1b,
 284         MFI_STAT_LD_RBLD_IN_PROGRESS            = 0x1c,
 285         MFI_STAT_LD_RECON_IN_PROGRESS           = 0x1d,
 286         MFI_STAT_LD_WRONG_RAID_LEVEL            = 0x1e,
 287         MFI_STAT_MAX_SPARES_EXCEEDED            = 0x1f,
 288         MFI_STAT_MEMORY_NOT_AVAILABLE           = 0x20,
 289         MFI_STAT_MFC_HW_ERROR                   = 0x21,
 290         MFI_STAT_NO_HW_PRESENT                  = 0x22,
 291         MFI_STAT_NOT_FOUND                      = 0x23,
 292         MFI_STAT_NOT_IN_ENCL                    = 0x24,
 293         MFI_STAT_PD_CLEAR_IN_PROGRESS           = 0x25,
 294         MFI_STAT_PD_TYPE_WRONG                  = 0x26,
 295         MFI_STAT_PR_DISABLED                    = 0x27,
 296         MFI_STAT_ROW_INDEX_INVALID              = 0x28,
 297         MFI_STAT_SAS_CONFIG_INVALID_ACTION      = 0x29,
 298         MFI_STAT_SAS_CONFIG_INVALID_DATA        = 0x2a,
 299         MFI_STAT_SAS_CONFIG_INVALID_PAGE        = 0x2b,
 300         MFI_STAT_SAS_CONFIG_INVALID_TYPE        = 0x2c,
 301         MFI_STAT_SCSI_DONE_WITH_ERROR           = 0x2d,
 302         MFI_STAT_SCSI_IO_FAILED                 = 0x2e,
 303         MFI_STAT_SCSI_RESERVATION_CONFLICT      = 0x2f,
 304         MFI_STAT_SHUTDOWN_FAILED                = 0x30,
 305         MFI_STAT_TIME_NOT_SET                   = 0x31,
 306         MFI_STAT_WRONG_STATE                    = 0x32,
 307         MFI_STAT_LD_OFFLINE                     = 0x33,
 308         MFI_STAT_INVALID_STATUS                 = 0xFF
 309 };
 310 
 311 enum MR_EVT_CLASS {
 312         MR_EVT_CLASS_DEBUG              = -2,
 313         MR_EVT_CLASS_PROGRESS           = -1,
 314         MR_EVT_CLASS_INFO               =  0,
 315         MR_EVT_CLASS_WARNING            =  1,
 316         MR_EVT_CLASS_CRITICAL           =  2,
 317         MR_EVT_CLASS_FATAL              =  3,
 318         MR_EVT_CLASS_DEAD               =  4
 319 };
 320 
 321 enum MR_EVT_LOCALE {
 322         MR_EVT_LOCALE_LD                = 0x0001,
 323         MR_EVT_LOCALE_PD                = 0x0002,
 324         MR_EVT_LOCALE_ENCL              = 0x0004,
 325         MR_EVT_LOCALE_BBU               = 0x0008,
 326         MR_EVT_LOCALE_SAS               = 0x0010,
 327         MR_EVT_LOCALE_CTRL              = 0x0020,
 328         MR_EVT_LOCALE_CONFIG            = 0x0040,
 329         MR_EVT_LOCALE_CLUSTER           = 0x0080,
 330         MR_EVT_LOCALE_ALL               = 0xffff
 331 };
 332 
 333 enum MR_EVT_ARGS {
 334         MR_EVT_ARGS_NONE,
 335         MR_EVT_ARGS_CDB_SENSE,
 336         MR_EVT_ARGS_LD,
 337         MR_EVT_ARGS_LD_COUNT,
 338         MR_EVT_ARGS_LD_LBA,
 339         MR_EVT_ARGS_LD_OWNER,
 340         MR_EVT_ARGS_LD_LBA_PD_LBA,
 341         MR_EVT_ARGS_LD_PROG,
 342         MR_EVT_ARGS_LD_STATE,
 343         MR_EVT_ARGS_LD_STRIP,
 344         MR_EVT_ARGS_PD,
 345         MR_EVT_ARGS_PD_ERR,
 346         MR_EVT_ARGS_PD_LBA,
 347         MR_EVT_ARGS_PD_LBA_LD,
 348         MR_EVT_ARGS_PD_PROG,
 349         MR_EVT_ARGS_PD_STATE,
 350         MR_EVT_ARGS_PCI,
 351         MR_EVT_ARGS_RATE,
 352         MR_EVT_ARGS_STR,
 353         MR_EVT_ARGS_TIME,
 354         MR_EVT_ARGS_ECC
 355 };
 356 
 357 #define MR_EVT_CFG_CLEARED              0x0004
 358 #define MR_EVT_LD_CREATED               0x008a
 359 #define MR_EVT_LD_DELETED               0x008b
 360 #define MR_EVT_CFG_FP_CHANGE            0x017B
 361 
 362 enum LD_STATE {
 363         LD_OFFLINE              = 0,
 364         LD_PARTIALLY_DEGRADED   = 1,
 365         LD_DEGRADED             = 2,
 366         LD_OPTIMAL              = 3,
 367         LD_INVALID              = 0xFF
 368 };
 369 
 370 enum MRSAS_EVT {
 371         MRSAS_EVT_CONFIG_TGT    = 0,
 372         MRSAS_EVT_UNCONFIG_TGT  = 1,
 373         MRSAS_EVT_UNCONFIG_SMP  = 2
 374 };
 375 
 376 #define DMA_OBJ_ALLOCATED       1
 377 #define DMA_OBJ_REALLOCATED     2
 378 #define DMA_OBJ_FREED           3
 379 
 380 /*
 381  * dma_obj_t    - Our DMA object
 382  * @param buffer        : kernel virtual address
 383  * @param size          : size of the data to be allocated
 384  * @param acc_handle    : access handle
 385  * @param dma_handle    : dma handle
 386  * @param dma_cookie    : scatter-gather list
 387  * @param dma_attr      : dma attributes for this buffer
 388  *
 389  * Our DMA object. The caller must initialize the size and dma attributes
 390  * (dma_attr) fields before allocating the resources.
 391  */
 392 typedef struct {
 393         caddr_t                 buffer;
 394         uint32_t                size;
 395         ddi_acc_handle_t        acc_handle;
 396         ddi_dma_handle_t        dma_handle;
 397         ddi_dma_cookie_t        dma_cookie[MRSAS_MAX_SGE_CNT];
 398         ddi_dma_attr_t          dma_attr;
 399         uint8_t                 status;
 400         uint8_t                 reserved[3];
 401 } dma_obj_t;
 402 
 403 struct mrsas_eventinfo {
 404         struct mrsas_instance   *instance;
 405         int                     tgt;
 406         int                     lun;
 407         int                     event;
 408         uint64_t                wwn;
 409 };
 410 
 411 struct mrsas_ld {
 412         dev_info_t              *dip;
 413         uint8_t                 lun_type;
 414         uint8_t                 flag;
 415         uint8_t                 reserved[2];
 416 };
 417 
 418 
 419 #ifdef PDSUPPORT
 420 struct mrsas_tbolt_pd {
 421         dev_info_t              *dip;
 422         uint8_t                 lun_type;
 423         uint8_t                 dev_id;
 424         uint8_t                 flag;
 425         uint8_t                 reserved;
 426 };
 427 struct mrsas_tbolt_pd_info {
 428         uint16_t        deviceId;
 429         uint16_t        seqNum;
 430         uint8_t         inquiryData[96];
 431         uint8_t         vpdPage83[64];
 432         uint8_t         notSupported;
 433         uint8_t         scsiDevType;
 434         uint8_t         a;
 435         uint8_t         device_speed;
 436         uint32_t        mediaerrcnt;
 437         uint32_t        other;
 438         uint32_t        pred;
 439         uint32_t        lastpred;
 440         uint16_t        fwState;
 441         uint8_t         disabled;
 442         uint8_t         linkspwwd;
 443         uint32_t        ddfType;
 444         struct {
 445                 uint8_t count;
 446                 uint8_t isPathBroken;
 447                 uint8_t connectorIndex[2];
 448                 uint8_t reserved[4];
 449                 uint64_t sasAddr[2];
 450                 uint8_t reserved2[16];
 451         } pathInfo;
 452 };
 453 #endif
 454 
 455 typedef struct mrsas_instance {
 456         uint32_t        *producer;
 457         uint32_t        *consumer;
 458 
 459         uint32_t        *reply_queue;
 460         dma_obj_t       mfi_internal_dma_obj;
 461         uint16_t        adapterresetinprogress;
 462         uint16_t        deadadapter;
 463         /* ThunderBolt (TB) specific */
 464         dma_obj_t       mpi2_frame_pool_dma_obj;
 465         dma_obj_t       request_desc_dma_obj;
 466         dma_obj_t       reply_desc_dma_obj;
 467         dma_obj_t       ld_map_obj[2];
 468 
 469         uint8_t         init_id;
 470         uint8_t         flag_ieee;
 471         uint8_t         disable_online_ctrl_reset;
 472         uint8_t         fw_fault_count_after_ocr;
 473 
 474         uint16_t        max_num_sge;
 475         uint16_t        max_fw_cmds;
 476         uint32_t        max_sectors_per_req;
 477 
 478         struct mrsas_cmd **cmd_list;
 479 
 480         mlist_t         cmd_pool_list;
 481         kmutex_t        cmd_pool_mtx;
 482         kmutex_t        sync_map_mtx;
 483 
 484         mlist_t         app_cmd_pool_list;
 485         kmutex_t        app_cmd_pool_mtx;
 486         mlist_t         cmd_app_pool_list;
 487         kmutex_t        cmd_app_pool_mtx;
 488 
 489 
 490         mlist_t         cmd_pend_list;
 491         kmutex_t        cmd_pend_mtx;
 492 
 493         dma_obj_t       mfi_evt_detail_obj;
 494         struct mrsas_cmd *aen_cmd;
 495 
 496         uint32_t        aen_seq_num;
 497         uint32_t        aen_class_locale_word;
 498 
 499         scsi_hba_tran_t         *tran;
 500 
 501         kcondvar_t      int_cmd_cv;
 502         kmutex_t        int_cmd_mtx;
 503 
 504         kcondvar_t      aen_cmd_cv;
 505         kmutex_t        aen_cmd_mtx;
 506 
 507         kcondvar_t      abort_cmd_cv;
 508         kmutex_t        abort_cmd_mtx;
 509 
 510         kmutex_t        reg_write_mtx;
 511         kmutex_t        chip_mtx;
 512 
 513         dev_info_t              *dip;
 514         ddi_acc_handle_t        pci_handle;
 515 
 516         timeout_id_t    timeout_id;
 517         uint32_t        unique_id;
 518         uint16_t        fw_outstanding;
 519         caddr_t         regmap;
 520         ddi_acc_handle_t        regmap_handle;
 521         uint8_t         isr_level;
 522         ddi_iblock_cookie_t     iblock_cookie;
 523         ddi_iblock_cookie_t     soft_iblock_cookie;
 524         ddi_softintr_t          soft_intr_id;
 525         uint8_t         softint_running;
 526         uint8_t         tbolt_softint_running;
 527         kmutex_t        completed_pool_mtx;
 528         mlist_t         completed_pool_list;
 529 
 530         caddr_t         internal_buf;
 531         uint32_t        internal_buf_dmac_add;
 532         uint32_t        internal_buf_size;
 533 
 534         uint16_t        vendor_id;
 535         uint16_t        device_id;
 536         uint16_t        subsysvid;
 537         uint16_t        subsysid;
 538         int             instance;
 539         int             baseaddress;
 540         char            iocnode[16];
 541 
 542         int             fm_capabilities;
 543         /*
 544          * Driver resources unroll flags.  The flag is set for resources that
 545          * are needed to be free'd at detach() time.
 546          */
 547         struct _unroll {
 548                 uint8_t softs;          /* The software state was allocated. */
 549                 uint8_t regs;           /* Controller registers mapped. */
 550                 uint8_t intr;           /* Interrupt handler added. */
 551                 uint8_t reqs;           /* Request structs allocated. */
 552                 uint8_t mutexs;         /* Mutex's allocated. */
 553                 uint8_t taskq;          /* Task q's created. */
 554                 uint8_t tran;           /* Tran struct allocated */
 555                 uint8_t tranSetup;      /* Tran attached to the ddi. */
 556                 uint8_t devctl;         /* Device nodes for cfgadm created. */
 557                 uint8_t scsictl;        /* Device nodes for cfgadm created. */
 558                 uint8_t ioctl;          /* Device nodes for ioctl's created. */
 559                 uint8_t timer;          /* Timer started. */
 560                 uint8_t aenPend;        /* AEN cmd pending f/w. */
 561                 uint8_t mapUpdate_pend; /* LD MAP update cmd pending f/w. */
 562                 uint8_t soft_isr;
 563                 uint8_t ldlist_buff;
 564                 uint8_t pdlist_buff;
 565                 uint8_t syncCmd;
 566                 uint8_t verBuff;
 567                 uint8_t alloc_space_mfi;
 568                 uint8_t alloc_space_mpi2;
 569         } unroll;
 570 
 571 
 572         /* function template pointer */
 573         struct mrsas_function_template *func_ptr;
 574 
 575 
 576         /* MSI interrupts specific */
 577         ddi_intr_handle_t *intr_htable;         /* Interrupt handle array */
 578         size_t          intr_htable_size;       /* Int. handle array size */
 579         int             intr_type;
 580         int             intr_cnt;
 581         uint_t          intr_pri;
 582         int             intr_cap;
 583 
 584         ddi_taskq_t     *taskq;
 585         struct mrsas_ld *mr_ld_list;
 586         kmutex_t        config_dev_mtx;
 587         /* ThunderBolt (TB) specific */
 588         ddi_softintr_t  tbolt_soft_intr_id;
 589 
 590 #ifdef PDSUPPORT
 591         uint32_t        mr_tbolt_pd_max;
 592         struct mrsas_tbolt_pd *mr_tbolt_pd_list;
 593 #endif
 594 
 595         uint8_t         fast_path_io;
 596 
 597         uint16_t        tbolt;
 598         uint16_t        reply_read_index;
 599         uint16_t        reply_size;             /* Single Reply struct size */
 600         uint16_t        raid_io_msg_size;       /* Single message size */
 601         uint32_t        io_request_frames_phy;
 602         uint8_t         *io_request_frames;
 603         /* Virtual address of request desc frame pool */
 604         MRSAS_REQUEST_DESCRIPTOR_UNION  *request_message_pool;
 605         /* Physical address of request desc frame pool */
 606         uint32_t        request_message_pool_phy;
 607         /* Virtual address of reply Frame */
 608         MPI2_REPLY_DESCRIPTORS_UNION    *reply_frame_pool;
 609         /* Physical address of reply Frame */
 610         uint32_t        reply_frame_pool_phy;
 611         uint8_t         *reply_pool_limit;      /* Last reply frame address */
 612         /* Physical address of Last reply frame */
 613         uint32_t        reply_pool_limit_phy;
 614         uint32_t        reply_q_depth;          /* Reply Queue Depth */
 615         uint8_t         max_sge_in_main_msg;
 616         uint8_t         max_sge_in_chain;
 617         uint8_t         chain_offset_io_req;
 618         uint8_t         chain_offset_mpt_msg;
 619         MR_FW_RAID_MAP_ALL *ld_map[2];
 620         uint32_t        ld_map_phy[2];
 621         uint32_t        size_map_info;
 622         uint64_t        map_id;
 623         LD_LOAD_BALANCE_INFO load_balance_info[MAX_LOGICAL_DRIVES];
 624         struct mrsas_cmd *map_update_cmd;
 625         uint32_t        SyncRequired;
 626         kmutex_t        ocr_flags_mtx;
 627         dma_obj_t       drv_ver_dma_obj;
 628 } mrsas_t;
 629 
 630 
 631 /*
 632  * Function templates for various controller specific functions
 633  */
 634 struct mrsas_function_template {
 635         uint32_t (*read_fw_status_reg)(struct mrsas_instance *);
 636         void (*issue_cmd)(struct mrsas_cmd *, struct mrsas_instance *);
 637         int (*issue_cmd_in_sync_mode)(struct mrsas_instance *,
 638             struct mrsas_cmd *);
 639         int (*issue_cmd_in_poll_mode)(struct mrsas_instance *,
 640             struct mrsas_cmd *);
 641         void (*enable_intr)(struct mrsas_instance *);
 642         void (*disable_intr)(struct mrsas_instance *);
 643         int (*intr_ack)(struct mrsas_instance *);
 644         int (*init_adapter)(struct mrsas_instance *);
 645 /*      int (*reset_adapter)(struct mrsas_instance *); */
 646 };
 647 
 648 /*
 649  * ### Helper routines ###
 650  */
 651 
 652 /*
 653  * con_log() - console log routine
 654  * @param level         : indicates the severity of the message.
 655  * @fparam mt           : format string
 656  *
 657  * con_log displays the error messages on the console based on the current
 658  * debug level. Also it attaches the appropriate kernel severity level with
 659  * the message.
 660  *
 661  *
 662  * console messages debug levels
 663  */
 664 #define CL_NONE         0       /* No debug information */
 665 #define CL_ANN          1       /* print unconditionally, announcements */
 666 #define CL_ANN1         2       /* No o/p  */
 667 #define CL_DLEVEL1      3       /* debug level 1, informative */
 668 #define CL_DLEVEL2      4       /* debug level 2, verbose */
 669 #define CL_DLEVEL3      5       /* debug level 3, very verbose */
 670 
 671 #ifdef __SUNPRO_C
 672 #define __func__ ""
 673 #endif
 674 
 675 #define con_log(level, fmt) { if (debug_level_g >= level) cmn_err fmt; }
 676 
 677 /*
 678  * ### SCSA definitions ###
 679  */
 680 #define PKT2TGT(pkt)    ((pkt)->pkt_address.a_target)
 681 #define PKT2LUN(pkt)    ((pkt)->pkt_address.a_lun)
 682 #define PKT2TRAN(pkt)   ((pkt)->pkt_adress.a_hba_tran)
 683 #define ADDR2TRAN(ap)   ((ap)->a_hba_tran)
 684 
 685 #define TRAN2MR(tran)   (struct mrsas_instance *)(tran)->tran_hba_private)
 686 #define ADDR2MR(ap)     (TRAN2MR(ADDR2TRAN(ap))
 687 
 688 #define PKT2CMD(pkt)    ((struct scsa_cmd *)(pkt)->pkt_ha_private)
 689 #define CMD2PKT(sp)     ((sp)->cmd_pkt)
 690 #define PKT2REQ(pkt)    (&(PKT2CMD(pkt)->request))
 691 
 692 #define CMD2ADDR(cmd)   (&CMD2PKT(cmd)->pkt_address)
 693 #define CMD2TRAN(cmd)   (CMD2PKT(cmd)->pkt_address.a_hba_tran)
 694 #define CMD2MR(cmd)     (TRAN2MR(CMD2TRAN(cmd)))
 695 
 696 #define CFLAG_DMAVALID          0x0001  /* requires a dma operation */
 697 #define CFLAG_DMASEND           0x0002  /* Transfer from the device */
 698 #define CFLAG_CONSISTENT        0x0040  /* consistent data transfer */
 699 
 700 /*
 701  * ### Data structures for ioctl inteface and internal commands ###
 702  */
 703 
 704 /*
 705  * Data direction flags
 706  */
 707 #define UIOC_RD         0x00001
 708 #define UIOC_WR         0x00002
 709 
 710 #define SCP2HOST(scp)           (scp)->device->host       /* to host */
 711 #define SCP2HOSTDATA(scp)       SCP2HOST(scp)->hostdata      /* to soft state */
 712 #define SCP2CHANNEL(scp)        (scp)->device->channel    /* to channel */
 713 #define SCP2TARGET(scp)         (scp)->device->id /* to target */
 714 #define SCP2LUN(scp)            (scp)->device->lun        /* to LUN */
 715 
 716 #define SCSIHOST2ADAP(host)     (((caddr_t *)(host->hostdata))[0])
 717 #define SCP2ADAPTER(scp)                                \
 718         (struct mrsas_instance *)SCSIHOST2ADAP(SCP2HOST(scp))
 719 
 720 #define MRDRV_IS_LOGICAL_SCSA(instance, acmd)           \
 721         (acmd->device_id < MRDRV_MAX_LD) ? 1 : 0
 722 #define MRDRV_IS_LOGICAL(ap)                            \
 723         ((ap->a_target < MRDRV_MAX_LD) && (ap->a_lun == 0)) ? 1 : 0
 724 #define MAP_DEVICE_ID(instance, ap)                     \
 725         (ap->a_target)
 726 
 727 #define HIGH_LEVEL_INTR                 1
 728 #define NORMAL_LEVEL_INTR               0
 729 
 730 #define         IO_TIMEOUT_VAL          0
 731 #define         IO_RETRY_COUNT          3
 732 #define         MAX_FW_RESET_COUNT      3
 733 /*
 734  * scsa_cmd  - Per-command mr private data
 735  * @param cmd_dmahandle         :  dma handle
 736  * @param cmd_dmacookies        :  current dma cookies
 737  * @param cmd_pkt               :  scsi_pkt reference
 738  * @param cmd_dmacount          :  dma count
 739  * @param cmd_cookie            :  next cookie
 740  * @param cmd_ncookies          :  cookies per window
 741  * @param cmd_cookiecnt         :  cookies per sub-win
 742  * @param cmd_nwin              :  number of dma windows
 743  * @param cmd_curwin            :  current dma window
 744  * @param cmd_dma_offset        :  current window offset
 745  * @param cmd_dma_len           :  current window length
 746  * @param cmd_flags             :  private flags
 747  * @param cmd_cdblen            :  length of cdb
 748  * @param cmd_scblen            :  length of scb
 749  * @param cmd_buf               :  command buffer
 750  * @param channel               :  channel for scsi sub-system
 751  * @param target                :  target for scsi sub-system
 752  * @param lun                   :  LUN for scsi sub-system
 753  *
 754  * - Allocated at same time as scsi_pkt by scsi_hba_pkt_alloc(9E)
 755  * - Pointed to by pkt_ha_private field in scsi_pkt
 756  */
 757 struct scsa_cmd {
 758         ddi_dma_handle_t        cmd_dmahandle;
 759         ddi_dma_cookie_t        cmd_dmacookies[MRSAS_MAX_SGE_CNT];
 760         struct scsi_pkt         *cmd_pkt;
 761         ulong_t                 cmd_dmacount;
 762         uint_t                  cmd_cookie;
 763         uint_t                  cmd_ncookies;
 764         uint_t                  cmd_cookiecnt;
 765         uint_t                  cmd_nwin;
 766         uint_t                  cmd_curwin;
 767         off_t                   cmd_dma_offset;
 768         ulong_t                 cmd_dma_len;
 769         ulong_t                 cmd_flags;
 770         uint_t                  cmd_cdblen;
 771         uint_t                  cmd_scblen;
 772         struct buf              *cmd_buf;
 773         ushort_t                device_id;
 774         uchar_t                 islogical;
 775         uchar_t                 lun;
 776         struct mrsas_device     *mrsas_dev;
 777 };
 778 
 779 
 780 struct mrsas_cmd {
 781         /*
 782          * ThunderBolt(TB) We would be needing to have a placeholder
 783          * for RAID_MSG_IO_REQUEST inside this structure. We are
 784          * supposed to embed the mr_frame inside the RAID_MSG and post
 785          * it down to the firmware.
 786          */
 787         union mrsas_frame       *frame;
 788         uint32_t                frame_phys_addr;
 789         uint8_t                 *sense;
 790         uint8_t                 *sense1;
 791         uint32_t                sense_phys_addr;
 792         uint32_t                sense_phys_addr1;
 793         dma_obj_t               frame_dma_obj;
 794         uint8_t                 frame_dma_obj_status;
 795         uint32_t                index;
 796         uint8_t                 sync_cmd;
 797         uint8_t                 cmd_status;
 798         uint16_t                abort_aen;
 799         mlist_t                 list;
 800         uint32_t                frame_count;
 801         struct scsa_cmd         *cmd;
 802         struct scsi_pkt         *pkt;
 803         Mpi2RaidSCSIIORequest_t *scsi_io_request;
 804         Mpi2SGEIOUnion_t        *sgl;
 805         uint32_t                sgl_phys_addr;
 806         uint32_t                scsi_io_request_phys_addr;
 807         MRSAS_REQUEST_DESCRIPTOR_UNION  *request_desc;
 808         uint16_t                SMID;
 809         uint16_t                retry_count_for_ocr;
 810         uint16_t                drv_pkt_time;
 811         uint16_t                load_balance_flag;
 812 
 813 };
 814 
 815 #define MAX_MGMT_ADAPTERS                       1024
 816 #define IOC_SIGNATURE                           "MR-SAS"
 817 
 818 #define IOC_CMD_FIRMWARE                        0x0
 819 #define MRSAS_DRIVER_IOCTL_COMMON               0xF0010000
 820 #define MRSAS_DRIVER_IOCTL_DRIVER_VERSION       0xF0010100
 821 #define MRSAS_DRIVER_IOCTL_PCI_INFORMATION      0xF0010200
 822 #define MRSAS_DRIVER_IOCTL_MRRAID_STATISTICS    0xF0010300
 823 
 824 
 825 #define MRSAS_MAX_SENSE_LENGTH                  32
 826 
 827 struct mrsas_mgmt_info {
 828 
 829         uint16_t                        count;
 830         struct mrsas_instance           *instance[MAX_MGMT_ADAPTERS];
 831         uint16_t                        map[MAX_MGMT_ADAPTERS];
 832         int                             max_index;
 833 };
 834 
 835 
 836 #pragma pack(1)
 837 /*
 838  * SAS controller properties
 839  */
 840 struct mrsas_ctrl_prop {
 841         uint16_t        seq_num;
 842         uint16_t        pred_fail_poll_interval;
 843         uint16_t        intr_throttle_count;
 844         uint16_t        intr_throttle_timeouts;
 845 
 846         uint8_t         rebuild_rate;
 847         uint8_t         patrol_read_rate;
 848         uint8_t         bgi_rate;
 849         uint8_t         cc_rate;
 850         uint8_t         recon_rate;
 851 
 852         uint8_t         cache_flush_interval;
 853 
 854         uint8_t         spinup_drv_count;
 855         uint8_t         spinup_delay;
 856 
 857         uint8_t         cluster_enable;
 858         uint8_t         coercion_mode;
 859         uint8_t         alarm_enable;
 860 
 861         uint8_t         reserved_1[13];
 862         uint32_t        on_off_properties;
 863         uint8_t         reserved_4[28];
 864 };
 865 
 866 
 867 /*
 868  * SAS controller information
 869  */
 870 struct mrsas_ctrl_info {
 871         /* PCI device information */
 872         struct {
 873                 uint16_t        vendor_id;
 874                 uint16_t        device_id;
 875                 uint16_t        sub_vendor_id;
 876                 uint16_t        sub_device_id;
 877                 uint8_t reserved[24];
 878         } pci;
 879 
 880         /* Host interface information */
 881         struct {
 882                 uint8_t PCIX            : 1;
 883                 uint8_t PCIE            : 1;
 884                 uint8_t iSCSI           : 1;
 885                 uint8_t SAS_3G          : 1;
 886                 uint8_t reserved_0      : 4;
 887                 uint8_t reserved_1[6];
 888                 uint8_t port_count;
 889                 uint64_t        port_addr[8];
 890         } host_interface;
 891 
 892         /* Device (backend) interface information */
 893         struct {
 894                 uint8_t SPI             : 1;
 895                 uint8_t SAS_3G          : 1;
 896                 uint8_t SATA_1_5G       : 1;
 897                 uint8_t SATA_3G         : 1;
 898                 uint8_t reserved_0      : 4;
 899                 uint8_t reserved_1[6];
 900                 uint8_t port_count;
 901                 uint64_t        port_addr[8];
 902         } device_interface;
 903 
 904         /* List of components residing in flash. All str are null terminated */
 905         uint32_t        image_check_word;
 906         uint32_t        image_component_count;
 907 
 908         struct {
 909                 char    name[8];
 910                 char    version[32];
 911                 char    build_date[16];
 912                 char    built_time[16];
 913         } image_component[8];
 914 
 915         /*
 916          * List of flash components that have been flashed on the card, but
 917          * are not in use, pending reset of the adapter. This list will be
 918          * empty if a flash operation has not occurred. All stings are null
 919          * terminated
 920          */
 921         uint32_t        pending_image_component_count;
 922 
 923         struct {
 924                 char    name[8];
 925                 char    version[32];
 926                 char    build_date[16];
 927                 char    build_time[16];
 928         } pending_image_component[8];
 929 
 930         uint8_t         max_arms;
 931         uint8_t         max_spans;
 932         uint8_t         max_arrays;
 933         uint8_t         max_lds;
 934 
 935         char            product_name[80];
 936         char            serial_no[32];
 937 
 938         /*
 939          * Other physical/controller/operation information. Indicates the
 940          * presence of the hardware
 941          */
 942         struct {
 943                 uint32_t        bbu             : 1;
 944                 uint32_t        alarm           : 1;
 945                 uint32_t        nvram           : 1;
 946                 uint32_t        uart            : 1;
 947                 uint32_t        reserved        : 28;
 948         } hw_present;
 949 
 950         uint32_t        current_fw_time;
 951 
 952         /* Maximum data transfer sizes */
 953         uint16_t                max_concurrent_cmds;
 954         uint16_t                max_sge_count;
 955         uint32_t                max_request_size;
 956 
 957         /* Logical and physical device counts */
 958         uint16_t                ld_present_count;
 959         uint16_t                ld_degraded_count;
 960         uint16_t                ld_offline_count;
 961 
 962         uint16_t                pd_present_count;
 963         uint16_t                pd_disk_present_count;
 964         uint16_t                pd_disk_pred_failure_count;
 965         uint16_t                pd_disk_failed_count;
 966 
 967         /* Memory size information */
 968         uint16_t                nvram_size;
 969         uint16_t                memory_size;
 970         uint16_t                flash_size;
 971 
 972         /* Error counters */
 973         uint16_t                mem_correctable_error_count;
 974         uint16_t                mem_uncorrectable_error_count;
 975 
 976         /* Cluster information */
 977         uint8_t         cluster_permitted;
 978         uint8_t         cluster_active;
 979         uint8_t         reserved_1[2];
 980 
 981         /* Controller capabilities structures */
 982         struct {
 983                 uint32_t        raid_level_0    : 1;
 984                 uint32_t        raid_level_1    : 1;
 985                 uint32_t        raid_level_5    : 1;
 986                 uint32_t        raid_level_1E   : 1;
 987                 uint32_t        reserved        : 28;
 988         } raid_levels;
 989 
 990         struct {
 991                 uint32_t        rbld_rate               : 1;
 992                 uint32_t        cc_rate                 : 1;
 993                 uint32_t        bgi_rate                : 1;
 994                 uint32_t        recon_rate              : 1;
 995                 uint32_t        patrol_rate             : 1;
 996                 uint32_t        alarm_control           : 1;
 997                 uint32_t        cluster_supported       : 1;
 998                 uint32_t        bbu                     : 1;
 999                 uint32_t        spanning_allowed        : 1;
1000                 uint32_t        dedicated_hotspares     : 1;
1001                 uint32_t        revertible_hotspares    : 1;
1002                 uint32_t        foreign_config_import   : 1;
1003                 uint32_t        self_diagnostic         : 1;
1004                 uint32_t        reserved                : 19;
1005         } adapter_operations;
1006 
1007         struct {
1008                 uint32_t        read_policy     : 1;
1009                 uint32_t        write_policy    : 1;
1010                 uint32_t        io_policy       : 1;
1011                 uint32_t        access_policy   : 1;
1012                 uint32_t        reserved        : 28;
1013         } ld_operations;
1014 
1015         struct {
1016                 uint8_t min;
1017                 uint8_t max;
1018                 uint8_t reserved[2];
1019         } stripe_size_operations;
1020 
1021         struct {
1022                 uint32_t        force_online    : 1;
1023                 uint32_t        force_offline   : 1;
1024                 uint32_t        force_rebuild   : 1;
1025                 uint32_t        reserved        : 29;
1026         } pd_operations;
1027 
1028         struct {
1029                 uint32_t        ctrl_supports_sas       : 1;
1030                 uint32_t        ctrl_supports_sata      : 1;
1031                 uint32_t        allow_mix_in_encl       : 1;
1032                 uint32_t        allow_mix_in_ld         : 1;
1033                 uint32_t        allow_sata_in_cluster   : 1;
1034                 uint32_t        reserved                : 27;
1035         } pd_mix_support;
1036 
1037         /* Include the controller properties (changeable items) */
1038         uint8_t                         reserved_2[12];
1039         struct mrsas_ctrl_prop          properties;
1040 
1041         uint8_t                         pad[0x800 - 0x640];
1042 };
1043 
1044 /*
1045  * ==================================
1046  * MegaRAID SAS2.0 driver definitions
1047  * ==================================
1048  */
1049 #define MRDRV_MAX_NUM_CMD                       1024
1050 
1051 #define MRDRV_MAX_PD_CHANNELS                   2
1052 #define MRDRV_MAX_LD_CHANNELS                   2
1053 #define MRDRV_MAX_CHANNELS                      (MRDRV_MAX_PD_CHANNELS + \
1054                                                 MRDRV_MAX_LD_CHANNELS)
1055 #define MRDRV_MAX_DEV_PER_CHANNEL               128
1056 #define MRDRV_DEFAULT_INIT_ID                   -1
1057 #define MRDRV_MAX_CMD_PER_LUN                   1000
1058 #define MRDRV_MAX_LUN                           1
1059 #define MRDRV_MAX_LD                            64
1060 
1061 #define MRDRV_RESET_WAIT_TIME                   300
1062 #define MRDRV_RESET_NOTICE_INTERVAL             5
1063 
1064 #define MRSAS_IOCTL_CMD                         0
1065 
1066 #define MRDRV_TGT_VALID                         1
1067 
1068 /*
1069  * FW can accept both 32 and 64 bit SGLs. We want to allocate 32/64 bit
1070  * SGLs based on the size of dma_addr_t
1071  */
1072 #define IS_DMA64                (sizeof (dma_addr_t) == 8)
1073 
1074 #define RESERVED0_REGISTER              0x00    /* XScale */
1075 #define IB_MSG_0_OFF                    0x10    /* XScale */
1076 #define OB_MSG_0_OFF                    0x18    /* XScale */
1077 #define IB_DOORBELL_OFF                 0x20    /* XScale & ROC */
1078 #define OB_INTR_STATUS_OFF              0x30    /* XScale & ROC */
1079 #define OB_INTR_MASK_OFF                0x34    /* XScale & ROC */
1080 #define IB_QPORT_OFF                    0x40    /* XScale & ROC */
1081 #define OB_DOORBELL_CLEAR_OFF           0xA0    /* ROC */
1082 #define OB_SCRATCH_PAD_0_OFF            0xB0    /* ROC */
1083 #define OB_INTR_MASK                    0xFFFFFFFF
1084 #define OB_DOORBELL_CLEAR_MASK          0xFFFFFFFF
1085 #define SYSTOIOP_INTERRUPT_MASK         0x80000000
1086 #define OB_SCRATCH_PAD_2_OFF            0xB4
1087 #define WRITE_TBOLT_SEQ_OFF             0x00000004
1088 #define DIAG_TBOLT_RESET_ADAPTER        0x00000004
1089 #define HOST_TBOLT_DIAG_OFF             0x00000008
1090 #define RESET_TBOLT_STATUS_OFF          0x000003C3
1091 #define WRITE_SEQ_OFF                   0x000000FC
1092 #define HOST_DIAG_OFF                   0x000000F8
1093 #define DIAG_RESET_ADAPTER              0x00000004
1094 #define DIAG_WRITE_ENABLE               0x00000080
1095 #define SYSTOIOP_INTERRUPT_MASK         0x80000000
1096 
1097 #define WR_IB_WRITE_SEQ(v, instance)    ddi_put32((instance)->regmap_handle, \
1098         (uint32_t *)((uintptr_t)(instance)->regmap + WRITE_SEQ_OFF), (v))
1099 
1100 #define RD_OB_DRWE(instance)            ddi_get32((instance)->regmap_handle, \
1101         (uint32_t *)((uintptr_t)(instance)->regmap + HOST_DIAG_OFF))
1102 
1103 #define WR_IB_DRWE(v, instance)         ddi_put32((instance)->regmap_handle, \
1104         (uint32_t *)((uintptr_t)(instance)->regmap + HOST_DIAG_OFF), (v))
1105 
1106 #define IB_LOW_QPORT                    0xC0
1107 #define IB_HIGH_QPORT                   0xC4
1108 #define OB_DOORBELL_REGISTER            0x9C    /* 1078 implementation */
1109 
1110 /*
1111  * All MFI register set macros accept mrsas_register_set*
1112  */
1113 #define WR_IB_MSG_0(v, instance)        ddi_put32((instance)->regmap_handle, \
1114         (uint32_t *)((uintptr_t)(instance)->regmap + IB_MSG_0_OFF), (v))
1115 
1116 #define RD_OB_MSG_0(instance)           ddi_get32((instance)->regmap_handle, \
1117         (uint32_t *)((uintptr_t)(instance)->regmap + OB_MSG_0_OFF))
1118 
1119 #define WR_IB_DOORBELL(v, instance)     ddi_put32((instance)->regmap_handle, \
1120         (uint32_t *)((uintptr_t)(instance)->regmap + IB_DOORBELL_OFF), (v))
1121 
1122 #define RD_IB_DOORBELL(instance)        ddi_get32((instance)->regmap_handle, \
1123         (uint32_t *)((uintptr_t)(instance)->regmap + IB_DOORBELL_OFF))
1124 
1125 #define WR_OB_INTR_STATUS(v, instance)  ddi_put32((instance)->regmap_handle, \
1126         (uint32_t *)((uintptr_t)(instance)->regmap + OB_INTR_STATUS_OFF), (v))
1127 
1128 #define RD_OB_INTR_STATUS(instance)     ddi_get32((instance)->regmap_handle, \
1129         (uint32_t *)((uintptr_t)(instance)->regmap + OB_INTR_STATUS_OFF))
1130 
1131 #define WR_OB_INTR_MASK(v, instance)    ddi_put32((instance)->regmap_handle, \
1132         (uint32_t *)((uintptr_t)(instance)->regmap + OB_INTR_MASK_OFF), (v))
1133 
1134 #define RD_OB_INTR_MASK(instance)       ddi_get32((instance)->regmap_handle, \
1135         (uint32_t *)((uintptr_t)(instance)->regmap + OB_INTR_MASK_OFF))
1136 
1137 #define WR_IB_QPORT(v, instance)        ddi_put32((instance)->regmap_handle, \
1138         (uint32_t *)((uintptr_t)(instance)->regmap + IB_QPORT_OFF), (v))
1139 
1140 #define WR_OB_DOORBELL_CLEAR(v, instance) ddi_put32((instance)->regmap_handle, \
1141         (uint32_t *)((uintptr_t)(instance)->regmap + OB_DOORBELL_CLEAR_OFF), \
1142         (v))
1143 
1144 #define RD_OB_SCRATCH_PAD_0(instance)   ddi_get32((instance)->regmap_handle, \
1145         (uint32_t *)((uintptr_t)(instance)->regmap + OB_SCRATCH_PAD_0_OFF))
1146 
1147 /* Thunderbolt specific registers */
1148 #define RD_OB_SCRATCH_PAD_2(instance)   ddi_get32((instance)->regmap_handle, \
1149         (uint32_t *)((uintptr_t)(instance)->regmap + OB_SCRATCH_PAD_2_OFF))
1150 
1151 #define WR_TBOLT_IB_WRITE_SEQ(v, instance) \
1152         ddi_put32((instance)->regmap_handle, \
1153         (uint32_t *)((uintptr_t)(instance)->regmap + WRITE_TBOLT_SEQ_OFF), (v))
1154 
1155 #define RD_TBOLT_HOST_DIAG(instance)    ddi_get32((instance)->regmap_handle, \
1156         (uint32_t *)((uintptr_t)(instance)->regmap + HOST_TBOLT_DIAG_OFF))
1157 
1158 #define WR_TBOLT_HOST_DIAG(v, instance) ddi_put32((instance)->regmap_handle, \
1159         (uint32_t *)((uintptr_t)(instance)->regmap + HOST_TBOLT_DIAG_OFF), (v))
1160 
1161 #define RD_TBOLT_RESET_STAT(instance)   ddi_get32((instance)->regmap_handle, \
1162         (uint32_t *)((uintptr_t)(instance)->regmap + RESET_TBOLT_STATUS_OFF))
1163 
1164 
1165 #define WR_MPI2_REPLY_POST_INDEX(v, instance)\
1166         ddi_put32((instance)->regmap_handle,\
1167         (uint32_t *)\
1168         ((uintptr_t)(instance)->regmap + MPI2_REPLY_POST_HOST_INDEX_OFFSET),\
1169         (v))
1170 
1171 
1172 #define RD_MPI2_REPLY_POST_INDEX(instance)\
1173         ddi_get32((instance)->regmap_handle,\
1174         (uint32_t *)\
1175         ((uintptr_t)(instance)->regmap + MPI2_REPLY_POST_HOST_INDEX_OFFSET))
1176 
1177 #define WR_IB_LOW_QPORT(v, instance)    ddi_put32((instance)->regmap_handle, \
1178         (uint32_t *)((uintptr_t)(instance)->regmap + IB_LOW_QPORT), (v))
1179 
1180 #define WR_IB_HIGH_QPORT(v, instance)   ddi_put32((instance)->regmap_handle, \
1181         (uint32_t *)((uintptr_t)(instance)->regmap + IB_HIGH_QPORT), (v))
1182 
1183 #define WR_OB_DOORBELL_REGISTER_CLEAR(v, instance)\
1184         ddi_put32((instance)->regmap_handle,\
1185         (uint32_t *)((uintptr_t)(instance)->regmap + OB_DOORBELL_REGISTER), \
1186         (v))
1187 
1188 #define WR_RESERVED0_REGISTER(v, instance) ddi_put32((instance)->regmap_handle,\
1189         (uint32_t *)((uintptr_t)(instance)->regmap + RESERVED0_REGISTER), \
1190         (v))
1191 
1192 #define RD_RESERVED0_REGISTER(instance) ddi_get32((instance)->regmap_handle, \
1193         (uint32_t *)((uintptr_t)(instance)->regmap + RESERVED0_REGISTER))
1194 
1195 
1196 
1197 /*
1198  * When FW is in MFI_STATE_READY or MFI_STATE_OPERATIONAL, the state data
1199  * of Outbound Msg Reg 0 indicates max concurrent cmds supported, max SGEs
1200  * supported per cmd and if 64-bit MFAs (M64) is enabled or disabled.
1201  */
1202 #define MFI_OB_INTR_STATUS_MASK         0x00000002
1203 
1204 /*
1205  * This MFI_REPLY_2108_MESSAGE_INTR flag is used also
1206  * in enable_intr_ppc also. Hence bit 2, i.e. 0x4 has
1207  * been set in this flag along with bit 1.
1208  */
1209 #define MFI_REPLY_2108_MESSAGE_INTR             0x00000001
1210 #define MFI_REPLY_2108_MESSAGE_INTR_MASK        0x00000005
1211 
1212 /* Fusion interrupt mask */
1213 #define MFI_FUSION_ENABLE_INTERRUPT_MASK        (0x00000008)
1214 
1215 #define MFI_POLL_TIMEOUT_SECS           60
1216 
1217 #define MFI_ENABLE_INTR(instance)  ddi_put32((instance)->regmap_handle, \
1218         (uint32_t *)((uintptr_t)(instance)->regmap + OB_INTR_MASK_OFF), 1)
1219 #define MFI_DISABLE_INTR(instance)                                      \
1220 {                                                                       \
1221         uint32_t disable = 1;                                           \
1222         uint32_t mask =  ddi_get32((instance)->regmap_handle,                \
1223             (uint32_t *)((uintptr_t)(instance)->regmap + OB_INTR_MASK_OFF));\
1224         mask &= ~disable;                                           \
1225         ddi_put32((instance)->regmap_handle, (uint32_t *)            \
1226             (uintptr_t)((instance)->regmap + OB_INTR_MASK_OFF), mask);       \
1227 }
1228 
1229 /* By default, the firmware programs for 8 Kbytes of memory */
1230 #define DEFAULT_MFI_MEM_SZ      8192
1231 #define MINIMUM_MFI_MEM_SZ      4096
1232 
1233 /* DCMD Message Frame MAILBOX0-11 */
1234 #define DCMD_MBOX_SZ            12
1235 
1236 /*
1237  * on_off_property of mrsas_ctrl_prop
1238  * bit0-9, 11-31 are reserved
1239  */
1240 #define DISABLE_OCR_PROP_FLAG   0x00000400 /* bit 10 */
1241 
1242 struct mrsas_register_set {
1243         uint32_t        reserved_0[4];                  /* 0000h */
1244 
1245         uint32_t        inbound_msg_0;                  /* 0010h */
1246         uint32_t        inbound_msg_1;                  /* 0014h */
1247         uint32_t        outbound_msg_0;                 /* 0018h */
1248         uint32_t        outbound_msg_1;                 /* 001Ch */
1249 
1250         uint32_t        inbound_doorbell;               /* 0020h */
1251         uint32_t        inbound_intr_status;            /* 0024h */
1252         uint32_t        inbound_intr_mask;              /* 0028h */
1253 
1254         uint32_t        outbound_doorbell;              /* 002Ch */
1255         uint32_t        outbound_intr_status;           /* 0030h */
1256         uint32_t        outbound_intr_mask;             /* 0034h */
1257 
1258         uint32_t        reserved_1[2];                  /* 0038h */
1259 
1260         uint32_t        inbound_queue_port;             /* 0040h */
1261         uint32_t        outbound_queue_port;            /* 0044h */
1262 
1263         uint32_t        reserved_2[22];                 /* 0048h */
1264 
1265         uint32_t        outbound_doorbell_clear;        /* 00A0h */
1266 
1267         uint32_t        reserved_3[3];                  /* 00A4h */
1268 
1269         uint32_t        outbound_scratch_pad;           /* 00B0h */
1270 
1271         uint32_t        reserved_4[3];                  /* 00B4h */
1272 
1273         uint32_t        inbound_low_queue_port;         /* 00C0h */
1274 
1275         uint32_t        inbound_high_queue_port;        /* 00C4h */
1276 
1277         uint32_t        reserved_5;                     /* 00C8h */
1278         uint32_t        index_registers[820];           /* 00CCh */
1279 };
1280 
1281 struct mrsas_sge32 {
1282         uint32_t        phys_addr;
1283         uint32_t        length;
1284 };
1285 
1286 struct mrsas_sge64 {
1287         uint64_t        phys_addr;
1288         uint32_t        length;
1289 };
1290 
1291 struct mrsas_sge_ieee {
1292         uint64_t        phys_addr;
1293         uint32_t        length;
1294         uint32_t        flag;
1295 };
1296 
1297 union mrsas_sgl {
1298         struct mrsas_sge32      sge32[1];
1299         struct mrsas_sge64      sge64[1];
1300         struct mrsas_sge_ieee   sge_ieee[1];
1301 };
1302 
1303 struct mrsas_header {
1304         uint8_t         cmd;                            /* 00h */
1305         uint8_t         sense_len;                      /* 01h */
1306         uint8_t         cmd_status;                     /* 02h */
1307         uint8_t         scsi_status;                    /* 03h */
1308 
1309         uint8_t         target_id;                      /* 04h */
1310         uint8_t         lun;                            /* 05h */
1311         uint8_t         cdb_len;                        /* 06h */
1312         uint8_t         sge_count;                      /* 07h */
1313 
1314         uint32_t        context;                        /* 08h */
1315         uint8_t         req_id;                         /* 0Ch */
1316         uint8_t         msgvector;                      /* 0Dh */
1317         uint16_t        pad_0;                          /* 0Eh */
1318 
1319         uint16_t        flags;                          /* 10h */
1320         uint16_t        timeout;                        /* 12h */
1321         uint32_t        data_xferlen;                   /* 14h */
1322 };
1323 
1324 union mrsas_sgl_frame {
1325         struct mrsas_sge32      sge32[8];
1326         struct mrsas_sge64      sge64[5];
1327 };
1328 
1329 struct mrsas_init_frame {
1330         uint8_t         cmd;                            /* 00h */
1331         uint8_t         reserved_0;                     /* 01h */
1332         uint8_t         cmd_status;                     /* 02h */
1333 
1334         uint8_t         reserved_1;                     /* 03h */
1335         uint32_t        reserved_2;                     /* 04h */
1336 
1337         uint32_t        context;                        /* 08h */
1338         uint8_t         req_id;                         /* 0Ch */
1339         uint8_t         msgvector;                      /* 0Dh */
1340         uint16_t        pad_0;                          /* 0Eh */
1341 
1342         uint16_t        flags;                          /* 10h */
1343         uint16_t        reserved_3;                     /* 12h */
1344         uint32_t        data_xfer_len;                  /* 14h */
1345 
1346         uint32_t        queue_info_new_phys_addr_lo;    /* 18h */
1347         uint32_t        queue_info_new_phys_addr_hi;    /* 1Ch */
1348         uint32_t        queue_info_old_phys_addr_lo;    /* 20h */
1349         uint32_t        queue_info_old_phys_addr_hi;    /* 24h */
1350         uint64_t        driverversion;                  /* 28h */
1351         uint32_t        reserved_4[4];                  /* 30h */
1352 };
1353 
1354 struct mrsas_init_queue_info {
1355         uint32_t                init_flags;                     /* 00h */
1356         uint32_t                reply_queue_entries;            /* 04h */
1357 
1358         uint32_t                reply_queue_start_phys_addr_lo; /* 08h */
1359         uint32_t                reply_queue_start_phys_addr_hi; /* 0Ch */
1360         uint32_t                producer_index_phys_addr_lo;    /* 10h */
1361         uint32_t                producer_index_phys_addr_hi;    /* 14h */
1362         uint32_t                consumer_index_phys_addr_lo;    /* 18h */
1363         uint32_t                consumer_index_phys_addr_hi;    /* 1Ch */
1364 };
1365 
1366 struct mrsas_io_frame {
1367         uint8_t                 cmd;                    /* 00h */
1368         uint8_t                 sense_len;              /* 01h */
1369         uint8_t                 cmd_status;             /* 02h */
1370         uint8_t                 scsi_status;            /* 03h */
1371 
1372         uint8_t                 target_id;              /* 04h */
1373         uint8_t                 access_byte;            /* 05h */
1374         uint8_t                 reserved_0;             /* 06h */
1375         uint8_t                 sge_count;              /* 07h */
1376 
1377         uint32_t                context;                /* 08h */
1378         uint8_t                 req_id;                 /* 0Ch */
1379         uint8_t                 msgvector;              /* 0Dh */
1380         uint16_t                pad_0;                  /* 0Eh */
1381 
1382         uint16_t                flags;                  /* 10h */
1383         uint16_t                timeout;                /* 12h */
1384         uint32_t                lba_count;              /* 14h */
1385 
1386         uint32_t                sense_buf_phys_addr_lo; /* 18h */
1387         uint32_t                sense_buf_phys_addr_hi; /* 1Ch */
1388 
1389         uint32_t                start_lba_lo;           /* 20h */
1390         uint32_t                start_lba_hi;           /* 24h */
1391 
1392         union mrsas_sgl         sgl;                    /* 28h */
1393 };
1394 
1395 struct mrsas_pthru_frame {
1396         uint8_t                 cmd;                    /* 00h */
1397         uint8_t                 sense_len;              /* 01h */
1398         uint8_t                 cmd_status;             /* 02h */
1399         uint8_t                 scsi_status;            /* 03h */
1400 
1401         uint8_t                 target_id;              /* 04h */
1402         uint8_t                 lun;                    /* 05h */
1403         uint8_t                 cdb_len;                /* 06h */
1404         uint8_t                 sge_count;              /* 07h */
1405 
1406         uint32_t                context;                /* 08h */
1407         uint8_t                 req_id;                 /* 0Ch */
1408         uint8_t                 msgvector;              /* 0Dh */
1409         uint16_t                pad_0;                  /* 0Eh */
1410 
1411         uint16_t                flags;                  /* 10h */
1412         uint16_t                timeout;                /* 12h */
1413         uint32_t                data_xfer_len;          /* 14h */
1414 
1415         uint32_t                sense_buf_phys_addr_lo; /* 18h */
1416         uint32_t                sense_buf_phys_addr_hi; /* 1Ch */
1417 
1418         uint8_t                 cdb[16];                /* 20h */
1419         union mrsas_sgl         sgl;                    /* 30h */
1420 };
1421 
1422 struct mrsas_dcmd_frame {
1423         uint8_t                 cmd;                    /* 00h */
1424         uint8_t                 reserved_0;             /* 01h */
1425         uint8_t                 cmd_status;             /* 02h */
1426         uint8_t                 reserved_1[4];          /* 03h */
1427         uint8_t                 sge_count;              /* 07h */
1428 
1429         uint32_t                context;                /* 08h */
1430         uint8_t                 req_id;                 /* 0Ch */
1431         uint8_t                 msgvector;              /* 0Dh */
1432         uint16_t                pad_0;                  /* 0Eh */
1433 
1434         uint16_t                flags;                  /* 10h */
1435         uint16_t                timeout;                /* 12h */
1436 
1437         uint32_t                data_xfer_len;          /* 14h */
1438         uint32_t                opcode;                 /* 18h */
1439 
1440         /* uint8_t              mbox[DCMD_MBOX_SZ]; */  /* 1Ch */
1441         union {                                         /* 1Ch */
1442                 uint8_t b[DCMD_MBOX_SZ];
1443                 uint16_t s[6];
1444                 uint32_t w[3];
1445         } mbox;
1446 
1447         union mrsas_sgl         sgl;                    /* 28h */
1448 };
1449 
1450 struct mrsas_abort_frame {
1451         uint8_t         cmd;                            /* 00h */
1452         uint8_t         reserved_0;                     /* 01h */
1453         uint8_t         cmd_status;                     /* 02h */
1454 
1455         uint8_t         reserved_1;                     /* 03h */
1456         uint32_t        reserved_2;                     /* 04h */
1457 
1458         uint32_t        context;                        /* 08h */
1459         uint8_t         req_id;                         /* 0Ch */
1460         uint8_t         msgvector;                      /* 0Dh */
1461         uint16_t        pad_0;                          /* 0Eh */
1462 
1463         uint16_t        flags;                          /* 10h */
1464         uint16_t        reserved_3;                     /* 12h */
1465         uint32_t        reserved_4;                     /* 14h */
1466 
1467         uint32_t        abort_context;                  /* 18h */
1468         uint32_t        pad_1;                          /* 1Ch */
1469 
1470         uint32_t        abort_mfi_phys_addr_lo;         /* 20h */
1471         uint32_t        abort_mfi_phys_addr_hi;         /* 24h */
1472 
1473         uint32_t        reserved_5[6];                  /* 28h */
1474 };
1475 
1476 struct mrsas_smp_frame {
1477         uint8_t         cmd;                            /* 00h */
1478         uint8_t         reserved_1;                     /* 01h */
1479         uint8_t         cmd_status;                     /* 02h */
1480         uint8_t         connection_status;              /* 03h */
1481 
1482         uint8_t         reserved_2[3];                  /* 04h */
1483         uint8_t         sge_count;                      /* 07h */
1484 
1485         uint32_t        context;                        /* 08h */
1486         uint8_t         req_id;                         /* 0Ch */
1487         uint8_t         msgvector;                      /* 0Dh */
1488         uint16_t        pad_0;                          /* 0Eh */
1489 
1490         uint16_t        flags;                          /* 10h */
1491         uint16_t        timeout;                        /* 12h */
1492 
1493         uint32_t        data_xfer_len;                  /* 14h */
1494 
1495         uint64_t        sas_addr;                       /* 20h */
1496 
1497         union mrsas_sgl sgl[2];                         /* 28h */
1498 };
1499 
1500 struct mrsas_stp_frame {
1501         uint8_t         cmd;                            /* 00h */
1502         uint8_t         reserved_1;                     /* 01h */
1503         uint8_t         cmd_status;                     /* 02h */
1504         uint8_t         connection_status;              /* 03h */
1505 
1506         uint8_t         target_id;                      /* 04h */
1507         uint8_t         reserved_2[2];                  /* 04h */
1508         uint8_t         sge_count;                      /* 07h */
1509 
1510         uint32_t        context;                        /* 08h */
1511         uint8_t         req_id;                         /* 0Ch */
1512         uint8_t         msgvector;                      /* 0Dh */
1513         uint16_t        pad_0;                          /* 0Eh */
1514 
1515         uint16_t        flags;                          /* 10h */
1516         uint16_t        timeout;                        /* 12h */
1517 
1518         uint32_t        data_xfer_len;                  /* 14h */
1519 
1520         uint16_t        fis[10];                        /* 28h */
1521         uint32_t        stp_flags;                      /* 3C */
1522         union mrsas_sgl sgl;                            /* 40 */
1523 };
1524 
1525 union mrsas_frame {
1526         struct mrsas_header             hdr;
1527         struct mrsas_init_frame         init;
1528         struct mrsas_io_frame           io;
1529         struct mrsas_pthru_frame        pthru;
1530         struct mrsas_dcmd_frame         dcmd;
1531         struct mrsas_abort_frame        abort;
1532         struct mrsas_smp_frame          smp;
1533         struct mrsas_stp_frame          stp;
1534 
1535         uint8_t                 raw_bytes[64];
1536 };
1537 
1538 typedef struct mrsas_pd_address {
1539         uint16_t        device_id;
1540         uint16_t        encl_id;
1541 
1542         union {
1543                 struct {
1544                         uint8_t encl_index;
1545                         uint8_t slot_number;
1546                 } pd_address;
1547                 struct {
1548                         uint8_t encl_position;
1549                         uint8_t encl_connector_index;
1550                 } encl_address;
1551         }address;
1552 
1553         uint8_t scsi_dev_type;
1554 
1555         union {
1556                 uint8_t         port_bitmap;
1557                 uint8_t         port_numbers;
1558         } connected;
1559 
1560         uint64_t                sas_addr[2];
1561 } mrsas_pd_address_t;
1562 
1563 union mrsas_evt_class_locale {
1564         struct {
1565                 uint16_t        locale;
1566                 uint8_t         reserved;
1567                 int8_t          class;
1568         } members;
1569 
1570         uint32_t        word;
1571 };
1572 
1573 struct mrsas_evt_log_info {
1574         uint32_t        newest_seq_num;
1575         uint32_t        oldest_seq_num;
1576         uint32_t        clear_seq_num;
1577         uint32_t        shutdown_seq_num;
1578         uint32_t        boot_seq_num;
1579 };
1580 
1581 struct mrsas_progress {
1582         uint16_t        progress;
1583         uint16_t        elapsed_seconds;
1584 };
1585 
1586 struct mrsas_evtarg_ld {
1587         uint16_t        target_id;
1588         uint8_t         ld_index;
1589         uint8_t         reserved;
1590 };
1591 
1592 struct mrsas_evtarg_pd {
1593         uint16_t        device_id;
1594         uint8_t         encl_index;
1595         uint8_t         slot_number;
1596 };
1597 
1598 struct mrsas_evt_detail {
1599         uint32_t        seq_num;
1600         uint32_t        time_stamp;
1601         uint32_t        code;
1602         union mrsas_evt_class_locale    cl;
1603         uint8_t         arg_type;
1604         uint8_t         reserved1[15];
1605 
1606         union {
1607                 struct {
1608                         struct mrsas_evtarg_pd  pd;
1609                         uint8_t                 cdb_length;
1610                         uint8_t                 sense_length;
1611                         uint8_t                 reserved[2];
1612                         uint8_t                 cdb[16];
1613                         uint8_t                 sense[64];
1614                 } cdbSense;
1615 
1616                 struct mrsas_evtarg_ld          ld;
1617 
1618                 struct {
1619                         struct mrsas_evtarg_ld  ld;
1620                         uint64_t                count;
1621                 } ld_count;
1622 
1623                 struct {
1624                         uint64_t                lba;
1625                         struct mrsas_evtarg_ld  ld;
1626                 } ld_lba;
1627 
1628                 struct {
1629                         struct mrsas_evtarg_ld  ld;
1630                         uint32_t                prevOwner;
1631                         uint32_t                newOwner;
1632                 } ld_owner;
1633 
1634                 struct {
1635                         uint64_t                ld_lba;
1636                         uint64_t                pd_lba;
1637                         struct mrsas_evtarg_ld  ld;
1638                         struct mrsas_evtarg_pd  pd;
1639                 } ld_lba_pd_lba;
1640 
1641                 struct {
1642                         struct mrsas_evtarg_ld  ld;
1643                         struct mrsas_progress   prog;
1644                 } ld_prog;
1645 
1646                 struct {
1647                         struct mrsas_evtarg_ld  ld;
1648                         uint32_t                prev_state;
1649                         uint32_t                new_state;
1650                 } ld_state;
1651 
1652                 struct {
1653                         uint64_t                strip;
1654                         struct mrsas_evtarg_ld  ld;
1655                 } ld_strip;
1656 
1657                 struct mrsas_evtarg_pd          pd;
1658 
1659                 struct {
1660                         struct mrsas_evtarg_pd  pd;
1661                         uint32_t                err;
1662                 } pd_err;
1663 
1664                 struct {
1665                         uint64_t                lba;
1666                         struct mrsas_evtarg_pd  pd;
1667                 } pd_lba;
1668 
1669                 struct {
1670                         uint64_t                lba;
1671                         struct mrsas_evtarg_pd  pd;
1672                         struct mrsas_evtarg_ld  ld;
1673                 } pd_lba_ld;
1674 
1675                 struct {
1676                         struct mrsas_evtarg_pd  pd;
1677                         struct mrsas_progress   prog;
1678                 } pd_prog;
1679 
1680                 struct {
1681                         struct mrsas_evtarg_pd  pd;
1682                         uint32_t                prevState;
1683                         uint32_t                newState;
1684                 } pd_state;
1685 
1686                 struct {
1687                         uint16_t        vendorId;
1688                         uint16_t        deviceId;
1689                         uint16_t        subVendorId;
1690                         uint16_t        subDeviceId;
1691                 } pci;
1692 
1693                 uint32_t        rate;
1694                 char            str[96];
1695 
1696                 struct {
1697                         uint32_t        rtc;
1698                         uint32_t        elapsedSeconds;
1699                 } time;
1700 
1701                 struct {
1702                         uint32_t        ecar;
1703                         uint32_t        elog;
1704                         char            str[64];
1705                 } ecc;
1706 
1707                 mrsas_pd_address_t      pd_addr;
1708 
1709                 uint8_t         b[96];
1710                 uint16_t        s[48];
1711                 uint32_t        w[24];
1712                 uint64_t        d[12];
1713         } args;
1714 
1715         char    description[128];
1716 
1717 };
1718 
1719 /* only 63 are usable by the application */
1720 #define MAX_LOGICAL_DRIVES                      64
1721 /* only 255 physical devices may be used */
1722 #define MAX_PHYSICAL_DEVICES                    256
1723 #define MAX_PD_PER_ENCLOSURE                    64
1724 /* maximum disks per array */
1725 #define MAX_ROW_SIZE                            32
1726 /* maximum spans per logical drive */
1727 #define MAX_SPAN_DEPTH                          8
1728 /* maximum number of arrays a hot spare may be dedicated to */
1729 #define MAX_ARRAYS_DEDICATED                    16
1730 /* maximum number of arrays which may exist */
1731 #define MAX_ARRAYS                              128
1732 /* maximum number of foreign configs that may ha managed at once */
1733 #define MAX_FOREIGN_CONFIGS                     8
1734 /* maximum spares (global and dedicated combined) */
1735 #define MAX_SPARES_FOR_THE_CONTROLLER           MAX_PHYSICAL_DEVICES
1736 /* maximum possible Target IDs (i.e. 0 to 63) */
1737 #define MAX_TARGET_ID                           63
1738 /* maximum number of supported enclosures */
1739 #define MAX_ENCLOSURES                          32
1740 /* maximum number of PHYs per controller */
1741 #define MAX_PHYS_PER_CONTROLLER                 16
1742 /* maximum number of LDs per array (due to DDF limitations) */
1743 #define MAX_LDS_PER_ARRAY                       16
1744 
1745 /*
1746  * -----------------------------------------------------------------------------
1747  * -----------------------------------------------------------------------------
1748  *
1749  * Logical Drive commands
1750  *
1751  * -----------------------------------------------------------------------------
1752  * -----------------------------------------------------------------------------
1753  */
1754 #define MR_DCMD_LD      0x03000000,     /* Logical Device (LD) opcodes */
1755 
1756 /*
1757  * Input:       dcmd.opcode     - MR_DCMD_LD_GET_LIST
1758  *              dcmd.mbox       - reserved
1759  *              dcmd.sge IN     - ptr to returned MR_LD_LIST structure
1760  * Desc:        Return the logical drive list structure
1761  * Status:      No error
1762  */
1763 
1764 /*
1765  * defines the logical drive reference structure
1766  */
1767 typedef union _MR_LD_REF {      /* LD reference structure */
1768         struct {
1769                 uint8_t targetId; /* LD target id (0 to MAX_TARGET_ID) */
1770                 uint8_t reserved; /* reserved for in line with MR_PD_REF */
1771                 uint16_t seqNum;  /* Sequence Number */
1772         } ld_ref;
1773         uint32_t ref;           /* shorthand reference to full 32-bits */
1774 } MR_LD_REF;                    /* 4 bytes */
1775 
1776 /*
1777  * defines the logical drive list structure
1778  */
1779 typedef struct _MR_LD_LIST {
1780         uint32_t        ldCount;        /* number of LDs */
1781         uint32_t        reserved;       /* pad to 8-byte boundary */
1782         struct {
1783                 MR_LD_REF ref;  /* LD reference */
1784                 uint8_t state;          /* current LD state (MR_LD_STATE) */
1785                 uint8_t reserved[3];    /* pad to 8-byte boundary */
1786                 uint64_t size;          /* LD size */
1787         } ldList[MAX_LOGICAL_DRIVES];
1788 } MR_LD_LIST;
1789 
1790 struct mrsas_drv_ver {
1791         uint8_t signature[12];
1792         uint8_t os_name[16];
1793         uint8_t os_ver[12];
1794         uint8_t drv_name[20];
1795         uint8_t drv_ver[32];
1796         uint8_t drv_rel_date[20];
1797 };
1798 
1799 #define PCI_TYPE0_ADDRESSES             6
1800 #define PCI_TYPE1_ADDRESSES             2
1801 #define PCI_TYPE2_ADDRESSES             5
1802 
1803 struct mrsas_pci_common_header {
1804         uint16_t        vendorID;               /* (ro) */
1805         uint16_t        deviceID;               /* (ro) */
1806         uint16_t        command;                /* Device control */
1807         uint16_t        status;
1808         uint8_t         revisionID;             /* (ro) */
1809         uint8_t         progIf;                 /* (ro) */
1810         uint8_t         subClass;               /* (ro) */
1811         uint8_t         baseClass;              /* (ro) */
1812         uint8_t         cacheLineSize;          /* (ro+) */
1813         uint8_t         latencyTimer;           /* (ro+) */
1814         uint8_t         headerType;             /* (ro) */
1815         uint8_t         bist;                   /* Built in self test */
1816 
1817         union {
1818             struct {
1819                 uint32_t        baseAddresses[PCI_TYPE0_ADDRESSES];
1820                 uint32_t        cis;
1821                 uint16_t        subVendorID;
1822                 uint16_t        subSystemID;
1823                 uint32_t        romBaseAddress;
1824                 uint8_t         capabilitiesPtr;
1825                 uint8_t         reserved1[3];
1826                 uint32_t        reserved2;
1827                 uint8_t         interruptLine;
1828                 uint8_t         interruptPin;   /* (ro) */
1829                 uint8_t         minimumGrant;   /* (ro) */
1830                 uint8_t         maximumLatency; /* (ro) */
1831             } type_0;
1832 
1833             struct {
1834                 uint32_t        baseAddresses[PCI_TYPE1_ADDRESSES];
1835                 uint8_t         primaryBus;
1836                 uint8_t         secondaryBus;
1837                 uint8_t         subordinateBus;
1838                 uint8_t         secondaryLatency;
1839                 uint8_t         ioBase;
1840                 uint8_t         ioLimit;
1841                 uint16_t        secondaryStatus;
1842                 uint16_t        memoryBase;
1843                 uint16_t        memoryLimit;
1844                 uint16_t        prefetchBase;
1845                 uint16_t        prefetchLimit;
1846                 uint32_t        prefetchBaseUpper32;
1847                 uint32_t        prefetchLimitUpper32;
1848                 uint16_t        ioBaseUpper16;
1849                 uint16_t        ioLimitUpper16;
1850                 uint8_t         capabilitiesPtr;
1851                 uint8_t         reserved1[3];
1852                 uint32_t        romBaseAddress;
1853                 uint8_t         interruptLine;
1854                 uint8_t         interruptPin;
1855                 uint16_t        bridgeControl;
1856             } type_1;
1857 
1858             struct {
1859                 uint32_t        socketRegistersBaseAddress;
1860                 uint8_t         capabilitiesPtr;
1861                 uint8_t         reserved;
1862                 uint16_t        secondaryStatus;
1863                 uint8_t         primaryBus;
1864                 uint8_t         secondaryBus;
1865                 uint8_t         subordinateBus;
1866                 uint8_t         secondaryLatency;
1867                 struct {
1868                         uint32_t        base;
1869                         uint32_t        limit;
1870                 } range[PCI_TYPE2_ADDRESSES-1];
1871                 uint8_t         interruptLine;
1872                 uint8_t         interruptPin;
1873                 uint16_t        bridgeControl;
1874             } type_2;
1875         } header;
1876 };
1877 
1878 struct mrsas_pci_link_capability {
1879         union {
1880             struct {
1881                 uint32_t linkSpeed              :4;
1882                 uint32_t linkWidth              :6;
1883                 uint32_t aspmSupport            :2;
1884                 uint32_t losExitLatency         :3;
1885                 uint32_t l1ExitLatency          :3;
1886                 uint32_t rsvdp                  :6;
1887                 uint32_t portNumber             :8;
1888             } bits;
1889 
1890             uint32_t asUlong;
1891         } cap;
1892 
1893 };
1894 
1895 struct mrsas_pci_link_status_capability {
1896         union {
1897             struct {
1898                 uint16_t linkSpeed              :4;
1899                 uint16_t negotiatedLinkWidth    :6;
1900                 uint16_t linkTrainingError      :1;
1901                 uint16_t linkTraning            :1;
1902                 uint16_t slotClockConfig        :1;
1903                 uint16_t rsvdZ                  :3;
1904             } bits;
1905 
1906             uint16_t asUshort;
1907         } stat_cap;
1908 
1909         uint16_t reserved;
1910 
1911 };
1912 
1913 struct mrsas_pci_capabilities {
1914         struct mrsas_pci_link_capability        linkCapability;
1915         struct mrsas_pci_link_status_capability linkStatusCapability;
1916 };
1917 
1918 struct mrsas_pci_information
1919 {
1920         uint32_t                busNumber;
1921         uint8_t                 deviceNumber;
1922         uint8_t                 functionNumber;
1923         uint8_t                 interruptVector;
1924         uint8_t                 reserved;
1925         struct mrsas_pci_common_header pciHeaderInfo;
1926         struct mrsas_pci_capabilities capability;
1927         uint8_t                 reserved2[32];
1928 };
1929 
1930 struct mrsas_ioctl {
1931         uint16_t        version;
1932         uint16_t        controller_id;
1933         uint8_t         signature[8];
1934         uint32_t        reserved_1;
1935         uint32_t        control_code;
1936         uint32_t        reserved_2[2];
1937         uint8_t         frame[64];
1938         union mrsas_sgl_frame sgl_frame;
1939         uint8_t         sense_buff[MRSAS_MAX_SENSE_LENGTH];
1940         uint8_t         data[1];
1941 };
1942 
1943 struct mrsas_aen {
1944         uint16_t        host_no;
1945         uint16_t        cmd_status;
1946         uint32_t        seq_num;
1947         uint32_t        class_locale_word;
1948 };
1949 
1950 #pragma pack()
1951 
1952 #ifndef DDI_VENDOR_LSI
1953 #define DDI_VENDOR_LSI          "LSI"
1954 #endif /* DDI_VENDOR_LSI */
1955 
1956 int     mrsas_config_scsi_device(struct mrsas_instance *,
1957                     struct scsi_device *, dev_info_t **);
1958 
1959 #ifdef PDSUPPORT
1960 int     mrsas_tbolt_config_pd(struct mrsas_instance *, uint16_t,
1961                         uint8_t, dev_info_t **);
1962 #endif
1963 
1964 dev_info_t *mrsas_find_child(struct mrsas_instance *, uint16_t,
1965                         uint8_t);
1966 int     mrsas_service_evt(struct mrsas_instance *, int, int, int,
1967                         uint64_t);
1968 void return_raid_msg_pkt(struct mrsas_instance *, struct mrsas_cmd *);
1969 struct mrsas_cmd *get_raid_msg_mfi_pkt(struct mrsas_instance *);
1970 void return_raid_msg_mfi_pkt(struct mrsas_instance *, struct mrsas_cmd *);
1971 
1972 int     alloc_space_for_mpi2(struct mrsas_instance *);
1973 void    fill_up_drv_ver(struct mrsas_drv_ver *dv);
1974 
1975 int     mrsas_issue_init_mpi2(struct mrsas_instance *);
1976 struct scsi_pkt *mrsas_tbolt_tran_init_pkt(struct scsi_address *, register
1977                     struct scsi_pkt *, struct buf *, int, int, int, int,
1978                     int (*)(), caddr_t);
1979 int     mrsas_tbolt_tran_start(struct scsi_address *,
1980                     register struct scsi_pkt *);
1981 uint32_t tbolt_read_fw_status_reg(struct mrsas_instance *);
1982 void    tbolt_issue_cmd(struct mrsas_cmd *, struct mrsas_instance *);
1983 int     tbolt_issue_cmd_in_poll_mode(struct mrsas_instance *,
1984                     struct mrsas_cmd *);
1985 int     tbolt_issue_cmd_in_sync_mode(struct mrsas_instance *,
1986                     struct mrsas_cmd *);
1987 void    tbolt_enable_intr(struct mrsas_instance *);
1988 void    tbolt_disable_intr(struct mrsas_instance *);
1989 int     tbolt_intr_ack(struct mrsas_instance *);
1990 uint_t  mr_sas_tbolt_process_outstanding_cmd(struct mrsas_instance *);
1991     uint_t tbolt_softintr();
1992 int     mrsas_tbolt_dma(struct mrsas_instance *, uint32_t, int, int (*)());
1993 int     mrsas_check_dma_handle(ddi_dma_handle_t handle);
1994 int     mrsas_check_acc_handle(ddi_acc_handle_t handle);
1995 int     mrsas_dma_alloc(struct mrsas_instance *, struct scsi_pkt *,
1996                     struct buf *, int, int (*)());
1997 int     mrsas_dma_move(struct mrsas_instance *,
1998                         struct scsi_pkt *, struct buf *);
1999 int     mrsas_alloc_dma_obj(struct mrsas_instance *, dma_obj_t *,
2000                     uchar_t);
2001 void    mr_sas_tbolt_build_mfi_cmd(struct mrsas_instance *, struct mrsas_cmd *);
2002 int     mrsas_dma_alloc_dmd(struct mrsas_instance *, dma_obj_t *);
2003 void    tbolt_complete_cmd_in_sync_mode(struct mrsas_instance *,
2004         struct mrsas_cmd *);
2005 int     alloc_req_rep_desc(struct mrsas_instance *);
2006 int             mrsas_mode_sense_build(struct scsi_pkt *);
2007 void            push_pending_mfi_pkt(struct mrsas_instance *,
2008                         struct mrsas_cmd *);
2009 int     mrsas_issue_pending_cmds(struct mrsas_instance *);
2010 int     mrsas_print_pending_cmds(struct mrsas_instance *);
2011 int     mrsas_complete_pending_cmds(struct mrsas_instance *);
2012 
2013 int     create_mfi_frame_pool(struct mrsas_instance *);
2014 void    destroy_mfi_frame_pool(struct mrsas_instance *);
2015 int     create_mfi_mpi_frame_pool(struct mrsas_instance *);
2016 void    destroy_mfi_mpi_frame_pool(struct mrsas_instance *);
2017 int     create_mpi2_frame_pool(struct mrsas_instance *);
2018 void    destroy_mpi2_frame_pool(struct mrsas_instance *);
2019 int     mrsas_free_dma_obj(struct mrsas_instance *, dma_obj_t);
2020 void    mrsas_tbolt_free_additional_dma_buffer(struct mrsas_instance *);
2021 void    free_req_desc_pool(struct mrsas_instance *);
2022 void    free_space_for_mpi2(struct mrsas_instance *);
2023 void    mrsas_dump_reply_desc(struct mrsas_instance *);
2024 void    tbolt_complete_cmd(struct mrsas_instance *, struct mrsas_cmd *);
2025 void    display_scsi_inquiry(caddr_t);
2026 void    service_mfi_aen(struct mrsas_instance *, struct mrsas_cmd *);
2027 int     mrsas_mode_sense_build(struct scsi_pkt *);
2028 int     mrsas_tbolt_get_ld_map_info(struct mrsas_instance *);
2029 struct mrsas_cmd *mrsas_tbolt_build_poll_cmd(struct mrsas_instance *,
2030         struct scsi_address *, struct scsi_pkt *, uchar_t *);
2031 int     mrsas_tbolt_reset_ppc(struct mrsas_instance *instance);
2032 void    mrsas_tbolt_kill_adapter(struct mrsas_instance *instance);
2033 int     abort_syncmap_cmd(struct mrsas_instance *, struct mrsas_cmd *);
2034 void    mrsas_tbolt_prepare_cdb(struct mrsas_instance *instance, U8 cdb[],
2035     struct IO_REQUEST_INFO *, Mpi2RaidSCSIIORequest_t *, U32);
2036 
2037 
2038 int mrsas_init_adapter_ppc(struct mrsas_instance *instance);
2039 int mrsas_init_adapter_tbolt(struct mrsas_instance *instance);
2040 int mrsas_init_adapter(struct mrsas_instance *instance);
2041 
2042 int mrsas_alloc_cmd_pool(struct mrsas_instance *instance);
2043 void mrsas_free_cmd_pool(struct mrsas_instance *instance);
2044 
2045 void mrsas_print_cmd_details(struct mrsas_instance *, struct mrsas_cmd *, int);
2046 struct mrsas_cmd *get_raid_msg_pkt(struct mrsas_instance *);
2047 
2048 int mfi_state_transition_to_ready(struct mrsas_instance *);
2049 
2050 
2051 /* FMA functions. */
2052 int mrsas_common_check(struct mrsas_instance *, struct  mrsas_cmd *);
2053 void mrsas_fm_ereport(struct mrsas_instance *, char *);
2054 
2055 
2056 #ifdef  __cplusplus
2057 }
2058 #endif
2059 
2060 #endif /* _MR_SAS_H_ */