drivers/message/fusion/mptbase.h

   1 /*
   2  *  linux/drivers/message/fusion/mptbase.h
   3  *      High performance SCSI + LAN / Fibre Channel device drivers.
   4  *      For use with PCI chip/adapter(s):
   5  *          LSIFC9xx/LSI409xx Fibre Channel
   6  *      running LSI Logic Fusion MPT (Message Passing Technology) firmware.
   7  *
   8  *  Copyright (c) 1999-2005 LSI Logic Corporation
   9  *  (mailto:mpt_linux_developer@lsil.com)
  10  *
  11  */
  12 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
  13 /*
  14     This program is free software; you can redistribute it and/or modify
  15     it under the terms of the GNU General Public License as published by
  16     the Free Software Foundation; version 2 of the License.
  17
  18     This program is distributed in the hope that it will be useful,
  19     but WITHOUT ANY WARRANTY; without even the implied warranty of
  20     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21     GNU General Public License for more details.
  22
  23     NO WARRANTY
  24     THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
  25     CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
  26     LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
  27     MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
  28     solely responsible for determining the appropriateness of using and
  29     distributing the Program and assumes all risks associated with its
  30     exercise of rights under this Agreement, including but not limited to
  31     the risks and costs of program errors, damage to or loss of data,
  32     programs or equipment, and unavailability or interruption of operations.
  33
  34     DISCLAIMER OF LIABILITY
  35     NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
  36     DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  37     DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
  38     ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  39     TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
  40     USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
  41     HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
  42
  43     You should have received a copy of the GNU General Public License
  44     along with this program; if not, write to the Free Software
  45     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  46 */
  47
  48 #ifndef MPTBASE_H_INCLUDED
  49 #define MPTBASE_H_INCLUDED
  50 /*{-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
  51
  52 #include <linux/version.h>
  53 #include <linux/config.h>
  54 #include <linux/kernel.h>
  55 #include <linux/pci.h>
  56
  57 #include "lsi/mpi_type.h"
  58 #include "lsi/mpi.h"            /* Fusion MPI(nterface) basic defs */
  59 #include "lsi/mpi_ioc.h"        /* Fusion MPT IOC(ontroller) defs */
  60 #include "lsi/mpi_cnfg.h"       /* IOC configuration support */
  61 #include "lsi/mpi_init.h"       /* SCSI Host (initiator) protocol support */
  62 #include "lsi/mpi_lan.h"        /* LAN over FC protocol support */
  63 #include "lsi/mpi_raid.h"       /* Integrated Mirroring support */
  64
  65 #include "lsi/mpi_fc.h"         /* Fibre Channel (lowlevel) support */
  66 #include "lsi/mpi_targ.h"       /* SCSI/FCP Target protcol support */
  67 #include "lsi/mpi_tool.h"       /* Tools support */
  68 #include "lsi/mpi_sas.h"        /* SAS support */
  69
  70 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
  71
  72 #ifndef MODULEAUTHOR
  73 #define MODULEAUTHOR    "LSI Logic Corporation"
  74 #endif
  75
  76 #ifndef COPYRIGHT
  77 #define COPYRIGHT       "Copyright (c) 1999-2005 " MODULEAUTHOR
  78 #endif
  79
  80 #define MPT_LINUX_VERSION_COMMON        "3.03.03"
  81 #define MPT_LINUX_PACKAGE_NAME          "@(#)mptlinux-3.03.03"
  82 #define WHAT_MAGIC_STRING               "@" "(" "#" ")"
  83
  84 #define show_mptmod_ver(s,ver)  \
  85         printk(KERN_INFO "%s %s\n", s, ver);
  86
  87 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
  88 /*
  89  *  Fusion MPT(linux) driver configurable stuff...
  90  */
  91 #define MPT_MAX_ADAPTERS                18
  92 #define MPT_MAX_PROTOCOL_DRIVERS        16
  93 #define MPT_MAX_BUS                     1       /* Do not change */
  94 #define MPT_MAX_FC_DEVICES              255
  95 #define MPT_MAX_SCSI_DEVICES            16
  96 #define MPT_LAST_LUN                    255
  97 #define MPT_SENSE_BUFFER_ALLOC          64
  98         /* allow for 256 max sense alloc, but only 255 max request */
  99 #if MPT_SENSE_BUFFER_ALLOC >= 256
 100 #       undef MPT_SENSE_BUFFER_ALLOC
 101 #       define MPT_SENSE_BUFFER_ALLOC   256
 102 #       define MPT_SENSE_BUFFER_SIZE    255
 103 #else
 104 #       define MPT_SENSE_BUFFER_SIZE    MPT_SENSE_BUFFER_ALLOC
 105 #endif
 106
 107 #define MPT_NAME_LENGTH                 32
 108
 109 #define MPT_PROCFS_MPTBASEDIR           "mpt"
 110                                                 /* chg it to "driver/fusion" ? */
 111 #define MPT_PROCFS_SUMMARY_ALL_NODE             MPT_PROCFS_MPTBASEDIR "/summary"
 112 #define MPT_PROCFS_SUMMARY_ALL_PATHNAME         "/proc/" MPT_PROCFS_SUMMARY_ALL_NODE
 113 #define MPT_FW_REV_MAGIC_ID_STRING              "FwRev="
 114
 115 #define  MPT_MAX_REQ_DEPTH              1023
 116 #define  MPT_DEFAULT_REQ_DEPTH          256
 117 #define  MPT_MIN_REQ_DEPTH              128
 118
 119 #define  MPT_MAX_REPLY_DEPTH            MPT_MAX_REQ_DEPTH
 120 #define  MPT_DEFAULT_REPLY_DEPTH        128
 121 #define  MPT_MIN_REPLY_DEPTH            8
 122 #define  MPT_MAX_REPLIES_PER_ISR        32
 123
 124 #define  MPT_MAX_FRAME_SIZE             128
 125 #define  MPT_DEFAULT_FRAME_SIZE         128
 126
 127 #define  MPT_REPLY_FRAME_SIZE           0x40  /* Must be a multiple of 8 */
 128
 129 #define  MPT_SG_REQ_128_SCALE           1
 130 #define  MPT_SG_REQ_96_SCALE            2
 131 #define  MPT_SG_REQ_64_SCALE            4
 132
 133 #define  CAN_SLEEP                      1
 134 #define  NO_SLEEP                       0
 135
 136 #define MPT_COALESCING_TIMEOUT          0x10
 137
 138 /*
 139  * SCSI transfer rate defines.
 140  */
 141 #define MPT_ULTRA320                    0x08
 142 #define MPT_ULTRA160                    0x09
 143 #define MPT_ULTRA2                      0x0A
 144 #define MPT_ULTRA                       0x0C
 145 #define MPT_FAST                        0x19
 146 #define MPT_SCSI                        0x32
 147 #define MPT_ASYNC                       0xFF
 148
 149 #define MPT_NARROW                      0
 150 #define MPT_WIDE                        1
 151
 152 #define C0_1030                         0x08
 153 #define XL_929                          0x01
 154
 155
 156 /*
 157  *      Try to keep these at 2^N-1
 158  */
 159 #define MPT_FC_CAN_QUEUE        127
 160 #define MPT_SCSI_CAN_QUEUE      127
 161
 162 /*
 163  * Set the MAX_SGE value based on user input.
 164  */
 165 #ifdef  CONFIG_FUSION_MAX_SGE
 166 #if     CONFIG_FUSION_MAX_SGE  < 16
 167 #define MPT_SCSI_SG_DEPTH       16
 168 #elif   CONFIG_FUSION_MAX_SGE  > 128
 169 #define MPT_SCSI_SG_DEPTH       128
 170 #else
 171 #define MPT_SCSI_SG_DEPTH       CONFIG_FUSION_MAX_SGE
 172 #endif
 173 #else
 174 #define MPT_SCSI_SG_DEPTH       40
 175 #endif
 176
 177 #ifdef __KERNEL__       /* { */
 178 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 179
 180 #include <linux/proc_fs.h>
 181
 182 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 183 /*
 184  * Attempt semi-consistent error & warning msgs across
 185  * MPT drivers.  NOTE: Users of these macro defs must
 186  * themselves define their own MYNAM.
 187  */
 188 #define MYIOC_s_INFO_FMT                KERN_INFO MYNAM ": %s: "
 189 #define MYIOC_s_NOTE_FMT                KERN_NOTICE MYNAM ": %s: "
 190 #define MYIOC_s_WARN_FMT                KERN_WARNING MYNAM ": %s: WARNING - "
 191 #define MYIOC_s_ERR_FMT                 KERN_ERR MYNAM ": %s: ERROR - "
 192
 193 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 194 /*
 195  *  MPT protocol driver defs...
 196  */
 197 typedef enum {
 198         MPTBASE_DRIVER,         /* MPT base class */
 199         MPTCTL_DRIVER,          /* MPT ioctl class */
 200         MPTSPI_DRIVER,          /* MPT SPI host class */
 201         MPTFC_DRIVER,           /* MPT FC host class */
 202         MPTSAS_DRIVER,          /* MPT SAS host class */
 203         MPTLAN_DRIVER,          /* MPT LAN class */
 204         MPTSTM_DRIVER,          /* MPT SCSI target mode class */
 205         MPTUNKNOWN_DRIVER
 206 } MPT_DRIVER_CLASS;
 207
 208 struct mpt_pci_driver{
 209         int  (*probe) (struct pci_dev *dev, const struct pci_device_id *id);
 210         void (*remove) (struct pci_dev *dev);
 211 };
 212
 213 /*
 214  *  MPT adapter / port / bus / device info structures...
 215  */
 216
 217 typedef union _MPT_FRAME_TRACKER {
 218         struct {
 219                 struct list_head        list;
 220                 u32                      arg1;
 221                 u32                      pad;
 222                 void                    *argp1;
 223         } linkage;
 224         /*
 225          * NOTE: When request frames are free, on the linkage structure
 226          * contets are valid.  All other values are invalid.
 227          * In particular, do NOT reply on offset [2]
 228          * (in words) being the * message context.
 229          * The message context must be reset (computed via base address
 230          * + an offset) prior to issuing any command.
 231          *
 232          * NOTE2: On non-32-bit systems, where pointers are LARGE,
 233          * using the linkage pointers destroys our sacred MsgContext
 234          * field contents.  But we don't care anymore because these
 235          * are now reset in mpt_put_msg_frame() just prior to sending
 236          * a request off to the IOC.
 237          */
 238         struct {
 239                 u32 __hdr[2];
 240                 /*
 241                  * The following _MUST_ match the location of the
 242                  * MsgContext field in the MPT message headers.
 243                  */
 244                 union {
 245                         u32              MsgContext;
 246                         struct {
 247                                 u16      req_idx;       /* Request index */
 248                                 u8       cb_idx;        /* callback function index */
 249                                 u8       rsvd;
 250                         } fld;
 251                 } msgctxu;
 252         } hwhdr;
 253         /*
 254          * Remark: 32 bit identifier:
 255          *  31-24: reserved
 256          *  23-16: call back index
 257          *  15-0 : request index
 258          */
 259 } MPT_FRAME_TRACKER;
 260
 261 /*
 262  *  We might want to view/access a frame as:
 263  *    1) generic request header
 264  *    2) SCSIIORequest
 265  *    3) SCSIIOReply
 266  *    4) MPIDefaultReply
 267  *    5) frame tracker
 268  */
 269 typedef struct _MPT_FRAME_HDR {
 270         union {
 271                 MPIHeader_t             hdr;
 272                 SCSIIORequest_t         scsireq;
 273                 SCSIIOReply_t           sreply;
 274                 ConfigReply_t           configreply;
 275                 MPIDefaultReply_t       reply;
 276                 MPT_FRAME_TRACKER       frame;
 277         } u;
 278 } MPT_FRAME_HDR;
 279
 280 #define MPT_REQ_MSGFLAGS_DROPME         0x80
 281
 282 typedef struct _MPT_SGL_HDR {
 283         SGESimple32_t    sge[1];
 284 } MPT_SGL_HDR;
 285
 286 typedef struct _MPT_SGL64_HDR {
 287         SGESimple64_t    sge[1];
 288 } MPT_SGL64_HDR;
 289
 290 /*
 291  *  System interface register set
 292  */
 293
 294 typedef struct _SYSIF_REGS
 295 {
 296         u32     Doorbell;       /* 00     System<->IOC Doorbell reg  */
 297         u32     WriteSequence;  /* 04     Write Sequence register    */
 298         u32     Diagnostic;     /* 08     Diagnostic register        */
 299         u32     TestBase;       /* 0C     Test Base Address          */
 300         u32     DiagRwData;     /* 10     Read Write Data (fw download)   */
 301         u32     DiagRwAddress;  /* 14     Read Write Address (fw download)*/
 302         u32     Reserved1[6];   /* 18-2F  reserved for future use    */
 303         u32     IntStatus;      /* 30     Interrupt Status           */
 304         u32     IntMask;        /* 34     Interrupt Mask             */
 305         u32     Reserved2[2];   /* 38-3F  reserved for future use    */
 306         u32     RequestFifo;    /* 40     Request Post/Free FIFO     */
 307         u32     ReplyFifo;      /* 44     Reply   Post/Free FIFO     */
 308         u32     Reserved3[2];   /* 48-4F  reserved for future use    */
 309         u32     HostIndex;      /* 50     Host Index register        */
 310         u32     Reserved4[15];  /* 54-8F                             */
 311         u32     Fubar;          /* 90     For Fubar usage            */
 312         u32     Reserved5[27];  /* 94-FF                             */
 313 } SYSIF_REGS;
 314
 315 /*
 316  * NOTE: Use MPI_{DOORBELL,WRITESEQ,DIAG}_xxx defs in lsi/mpi.h
 317  * in conjunction with SYSIF_REGS accesses!
 318  */
 319
 320
 321 /*
 322  *      Dynamic Multi-Pathing specific stuff...
 323  */
 324
 325 /* VirtDevice negoFlags field */
 326 #define MPT_TARGET_NO_NEGO_WIDE         0x01
 327 #define MPT_TARGET_NO_NEGO_SYNC         0x02
 328 #define MPT_TARGET_NO_NEGO_QAS          0x04
 329 #define MPT_TAPE_NEGO_IDP               0x08
 330
 331 /*
 332  *      VirtDevice - FC LUN device or SCSI target device
 333  */
 334 typedef struct _VirtDevice {
 335         struct scsi_device      *device;
 336         u8                       tflags;
 337         u8                       ioc_id;
 338         u8                       target_id;
 339         u8                       bus_id;
 340         u8                       minSyncFactor; /* 0xFF is async */
 341         u8                       maxOffset;     /* 0 if async */
 342         u8                       maxWidth;      /* 0 if narrow, 1 if wide */
 343         u8                       negoFlags;     /* bit field, see above */
 344         u8                       raidVolume;    /* set, if RAID Volume */
 345         u8                       type;          /* byte 0 of Inquiry data */
 346         u8                       cflags;        /* controller flags */
 347         u8                       rsvd1raid;
 348         u16                      fc_phys_lun;
 349         u16                      fc_xlat_lun;
 350         u32                      num_luns;
 351         u32                      luns[8];               /* Max LUNs is 256 */
 352         u8                       pad[4];
 353         u8                       inq_data[8];
 354                 /* IEEE Registered Extended Identifier
 355                    obtained via INQUIRY VPD page 0x83 */
 356                 /* NOTE: Do not separate uniq_prepad and uniq_data
 357                    as they are treateed as a single entity in the code */
 358         u8                       uniq_prepad[8];
 359         u8                       uniq_data[20];
 360         u8                       pad2[4];
 361 } VirtDevice;
 362
 363 /*
 364  *  Fibre Channel (SCSI) target device and associated defines...
 365  */
 366 #define MPT_TARGET_DEFAULT_DV_STATUS    0x00
 367 #define MPT_TARGET_FLAGS_VALID_NEGO     0x01
 368 #define MPT_TARGET_FLAGS_VALID_INQUIRY  0x02
 369 #define MPT_TARGET_FLAGS_Q_YES          0x08
 370 #define MPT_TARGET_FLAGS_VALID_56       0x10
 371 #define MPT_TARGET_FLAGS_SAF_TE_ISSUED  0x20
 372
 373 /*
 374  *      /proc/mpt interface
 375  */
 376 typedef struct {
 377         const char      *name;
 378         mode_t           mode;
 379         int              pad;
 380         read_proc_t     *read_proc;
 381         write_proc_t    *write_proc;
 382 } mpt_proc_entry_t;
 383
 384 #define MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len) \
 385 do { \
 386         len -= offset;                  \
 387         if (len < request) {            \
 388                 *eof = 1;               \
 389                 if (len <= 0)           \
 390                         return 0;       \
 391         } else                          \
 392                 len = request;          \
 393         *start = buf + offset;          \
 394         return len;                     \
 395 } while (0)
 396
 397
 398 /*
 399  *      IOCTL structure and associated defines
 400  */
 401
 402 #define MPT_IOCTL_STATUS_DID_IOCRESET   0x01    /* IOC Reset occurred on the current*/
 403 #define MPT_IOCTL_STATUS_RF_VALID       0x02    /* The Reply Frame is VALID */
 404 #define MPT_IOCTL_STATUS_TIMER_ACTIVE   0x04    /* The timer is running */
 405 #define MPT_IOCTL_STATUS_SENSE_VALID    0x08    /* Sense data is valid */
 406 #define MPT_IOCTL_STATUS_COMMAND_GOOD   0x10    /* Command Status GOOD */
 407 #define MPT_IOCTL_STATUS_TMTIMER_ACTIVE 0x20    /* The TM timer is running */
 408 #define MPT_IOCTL_STATUS_TM_FAILED      0x40    /* User TM request failed */
 409
 410 #define MPTCTL_RESET_OK                 0x01    /* Issue Bus Reset */
 411
 412 typedef struct _MPT_IOCTL {
 413         struct _MPT_ADAPTER     *ioc;
 414         u8                       ReplyFrame[MPT_DEFAULT_FRAME_SIZE];    /* reply frame data */
 415         u8                       sense[MPT_SENSE_BUFFER_ALLOC];
 416         int                      wait_done;     /* wake-up value for this ioc */
 417         u8                       rsvd;
 418         u8                       status;        /* current command status */
 419         u8                       reset;         /* 1 if bus reset allowed */
 420         u8                       target;        /* target for reset */
 421         struct semaphore         sem_ioc;
 422 } MPT_IOCTL;
 423
 424 /*
 425  *  Event Structure and define
 426  */
 427 #define MPTCTL_EVENT_LOG_SIZE           (0x000000032)
 428 typedef struct _mpt_ioctl_events {
 429         u32     event;          /* Specified by define above */
 430         u32     eventContext;   /* Index or counter */
 431         int     data[2];        /* First 8 bytes of Event Data */
 432 } MPT_IOCTL_EVENTS;
 433
 434 /*
 435  * CONFIGPARM status  defines
 436  */
 437 #define MPT_CONFIG_GOOD         MPI_IOCSTATUS_SUCCESS
 438 #define MPT_CONFIG_ERROR        0x002F
 439
 440 /*
 441  *      Substructure to store SCSI specific configuration page data
 442  */
 443                                                 /* dvStatus defines: */
 444 #define MPT_SCSICFG_NEGOTIATE           0x01    /* Negotiate on next IO */
 445 #define MPT_SCSICFG_NEED_DV             0x02    /* Schedule DV */
 446 #define MPT_SCSICFG_DV_PENDING          0x04    /* DV on this physical id pending */
 447 #define MPT_SCSICFG_DV_NOT_DONE         0x08    /* DV has not been performed */
 448 #define MPT_SCSICFG_BLK_NEGO            0x10    /* WriteSDP1 with WDTR and SDTR disabled */
 449 #define MPT_SCSICFG_RELOAD_IOC_PG3      0x20    /* IOC Pg 3 data is obsolete */
 450                                                 /* Args passed to writeSDP1: */
 451 #define MPT_SCSICFG_USE_NVRAM           0x01    /* WriteSDP1 using NVRAM */
 452 #define MPT_SCSICFG_ALL_IDS             0x02    /* WriteSDP1 to all IDS */
 453 /* #define MPT_SCSICFG_BLK_NEGO         0x10       WriteSDP1 with WDTR and SDTR disabled */
 454
 455 typedef struct _SpiCfgData {
 456         u32              PortFlags;
 457         int             *nvram;                 /* table of device NVRAM values */
 458         IOCPage4_t      *pIocPg4;               /* SEP devices addressing */
 459         dma_addr_t       IocPg4_dma;            /* Phys Addr of IOCPage4 data */
 460         int              IocPg4Sz;              /* IOCPage4 size */
 461         u8               dvStatus[MPT_MAX_SCSI_DEVICES];
 462         u8               minSyncFactor;         /* 0xFF if async */
 463         u8               maxSyncOffset;         /* 0 if async */
 464         u8               maxBusWidth;           /* 0 if narrow, 1 if wide */
 465         u8               busType;               /* SE, LVD, HD */
 466         u8               sdp1version;           /* SDP1 version */
 467         u8               sdp1length;            /* SDP1 length  */
 468         u8               sdp0version;           /* SDP0 version */
 469         u8               sdp0length;            /* SDP0 length  */
 470         u8               dvScheduled;           /* 1 if scheduled */
 471         u8               forceDv;               /* 1 to force DV scheduling */
 472         u8               noQas;                 /* Disable QAS for this adapter */
 473         u8               Saf_Te;                /* 1 to force all Processors as
 474                                                  * SAF-TE if Inquiry data length
 475                                                  * is too short to check for SAF-TE
 476                                                  */
 477         u8               mpt_dv;                /* command line option: enhanced=1, basic=0 */
 478         u8               bus_reset;             /* 1 to allow bus reset */
 479         u8               rsvd[1];
 480 }SpiCfgData;
 481
 482 typedef struct _SasCfgData {
 483         u8               ptClear;               /* 1 to automatically clear the
 484                                                  * persistent table.
 485                                                  * 0 to disable
 486                                                  * automatic clearing.
 487                                                  */
 488 }SasCfgData;
 489
 490 typedef struct _RaidCfgData {
 491         IOCPage2_t      *pIocPg2;               /* table of Raid Volumes */
 492         IOCPage3_t      *pIocPg3;               /* table of physical disks */
 493         int              isRaid;                /* bit field, 1 if RAID */
 494 }RaidCfgData;
 495
 496 /*
 497  *  Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
 498  */
 499 typedef struct _MPT_ADAPTER
 500 {
 501         int                      id;            /* Unique adapter id N {0,1,2,...} */
 502         int                      pci_irq;       /* This irq           */
 503         char                     name[MPT_NAME_LENGTH]; /* "iocN"             */
 504         char                    *prod_name;     /* "LSIFC9x9"         */
 505         SYSIF_REGS __iomem      *chip;          /* == c8817000 (mmap) */
 506         SYSIF_REGS __iomem      *pio_chip;      /* Programmed IO (downloadboot) */
 507         u8                       bus_type;
 508         u32                      mem_phys;      /* == f4020000 (mmap) */
 509         u32                      pio_mem_phys;  /* Programmed IO (downloadboot) */
 510         int                      mem_size;      /* mmap memory size */
 511         int                      alloc_total;
 512         u32                      last_state;
 513         int                      active;
 514         u8                      *alloc;         /* frames alloc ptr */
 515         dma_addr_t               alloc_dma;
 516         u32                      alloc_sz;
 517         MPT_FRAME_HDR           *reply_frames;  /* Reply msg frames - rounded up! */
 518         u32                      reply_frames_low_dma;
 519         int                      reply_depth;   /* Num Allocated reply frames */
 520         int                      reply_sz;      /* Reply frame size */
 521         int                      num_chain;     /* Number of chain buffers */
 522                 /* Pool of buffers for chaining. ReqToChain
 523                  * and ChainToChain track index of chain buffers.
 524                  * ChainBuffer (DMA) virt/phys addresses.
 525                  * FreeChainQ (lock) locking mechanisms.
 526                  */
 527         int                     *ReqToChain;
 528         int                     *RequestNB;
 529         int                     *ChainToChain;
 530         u8                      *ChainBuffer;
 531         dma_addr_t               ChainBufferDMA;
 532         struct list_head         FreeChainQ;
 533         spinlock_t               FreeChainQlock;
 534                 /* We (host driver) get to manage our own RequestQueue! */
 535         dma_addr_t               req_frames_dma;
 536         MPT_FRAME_HDR           *req_frames;    /* Request msg frames - rounded up! */
 537         u32                      req_frames_low_dma;
 538         int                      req_depth;     /* Number of request frames */
 539         int                      req_sz;        /* Request frame size (bytes) */
 540         spinlock_t               FreeQlock;
 541         struct list_head         FreeQ;
 542                 /* Pool of SCSI sense buffers for commands coming from
 543                  * the SCSI mid-layer.  We have one 256 byte sense buffer
 544                  * for each REQ entry.
 545                  */
 546         u8                      *sense_buf_pool;
 547         dma_addr_t               sense_buf_pool_dma;
 548         u32                      sense_buf_low_dma;
 549         u8                      *HostPageBuffer; /* SAS - host page buffer support */
 550         u32                     HostPageBuffer_sz;
 551         dma_addr_t              HostPageBuffer_dma;
 552         int                      mtrr_reg;
 553         struct pci_dev          *pcidev;        /* struct pci_dev pointer */
 554         u8                      __iomem *memmap;        /* mmap address */
 555         struct Scsi_Host        *sh;            /* Scsi Host pointer */
 556         SpiCfgData              spi_data;       /* Scsi config. data */
 557         RaidCfgData             raid_data;      /* Raid config. data */
 558         SasCfgData              sas_data;       /* Sas config. data */
 559         MPT_IOCTL               *ioctl;         /* ioctl data pointer */
 560         struct proc_dir_entry   *ioc_dentry;
 561         struct _MPT_ADAPTER     *alt_ioc;       /* ptr to 929 bound adapter port */
 562         spinlock_t               diagLock;      /* diagnostic reset lock */
 563         int                      diagPending;
 564         u32                      biosVersion;   /* BIOS version from IO Unit Page 2 */
 565         int                      eventTypes;    /* Event logging parameters */
 566         int                      eventContext;  /* Next event context */
 567         int                      eventLogSize;  /* Max number of cached events */
 568         struct _mpt_ioctl_events *events;       /* pointer to event log */
 569         u8                      *cached_fw;     /* Pointer to FW */
 570         dma_addr_t              cached_fw_dma;
 571         struct list_head         configQ;       /* linked list of config. requests */
 572         int                      hs_reply_idx;
 573 #ifndef MFCNT
 574         u32                      pad0;
 575 #else
 576         u32                      mfcnt;
 577 #endif
 578         u32                      NB_for_64_byte_frame;
 579         u32                      hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)];
 580         u16                      hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)];
 581         IOCFactsReply_t          facts;
 582         PortFactsReply_t         pfacts[2];
 583         FCPortPage0_t            fc_port_page0[2];
 584         struct timer_list        persist_timer; /* persist table timer */
 585         int                      persist_wait_done; /* persist completion flag */
 586         u8                       persist_reply_frame[MPT_DEFAULT_FRAME_SIZE]; /* persist reply */
 587         LANPage0_t               lan_cnfg_page0;
 588         LANPage1_t               lan_cnfg_page1;
 589         /*
 590          * Description: errata_flag_1064
 591          * If a PCIX read occurs within 1 or 2 cycles after the chip receives
 592          * a split completion for a read data, an internal address pointer incorrectly
 593          * increments by 32 bytes
 594          */
 595         int                      errata_flag_1064;
 596         u8                       FirstWhoInit;
 597         u8                       upload_fw;     /* If set, do a fw upload */
 598         u8                       reload_fw;     /* Force a FW Reload on next reset */
 599         u8                       NBShiftFactor;  /* NB Shift Factor based on Block Size (Facts)  */
 600         u8                       pad1[4];
 601         int                      DoneCtx;
 602         int                      TaskCtx;
 603         int                      InternalCtx;
 604         struct list_head         list;
 605         struct net_device       *netdev;
 606         struct list_head         sas_topology;
 607 } MPT_ADAPTER;
 608
 609 /*
 610  *  New return value convention:
 611  *    1 = Ok to free associated request frame
 612  *    0 = not Ok ...
 613  */
 614 typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply);
 615 typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply);
 616 typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase);
 617 /* reset_phase defs */
 618 #define MPT_IOC_PRE_RESET               0
 619 #define MPT_IOC_POST_RESET              1
 620 #define MPT_IOC_SETUP_RESET             2
 621
 622 /*
 623  * Invent MPT host event (super-set of MPI Events)
 624  * Fitted to 1030's 64-byte [max] request frame size
 625  */
 626 typedef struct _MPT_HOST_EVENT {
 627         EventNotificationReply_t         MpiEvent;      /* 8 32-bit words! */
 628         u32                              pad[6];
 629         void                            *next;
 630 } MPT_HOST_EVENT;
 631
 632 #define MPT_HOSTEVENT_IOC_BRINGUP       0x91
 633 #define MPT_HOSTEVENT_IOC_RECOVER       0x92
 634
 635 /* Define the generic types based on the size
 636  * of the dma_addr_t type.
 637  */
 638 typedef struct _mpt_sge {
 639         u32             FlagsLength;
 640         dma_addr_t      Address;
 641 } MptSge_t;
 642
 643 #define mpt_addr_size() \
 644         ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SGE_FLAGS_64_BIT_ADDRESSING : \
 645                 MPI_SGE_FLAGS_32_BIT_ADDRESSING)
 646
 647 #define mpt_msg_flags() \
 648         ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : \
 649                 MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32)
 650
 651 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 652 /*
 653  *  Funky (private) macros...
 654  */
 655 #ifdef MPT_DEBUG
 656 #define dprintk(x)  printk x
 657 #else
 658 #define dprintk(x)
 659 #endif
 660
 661 #ifdef MPT_DEBUG_INIT
 662 #define dinitprintk(x)  printk x
 663 #define DBG_DUMP_FW_REQUEST_FRAME(mfp) \
 664         {       int  i, n = 10;                                         \
 665                 u32 *m = (u32 *)(mfp);                                  \
 666                 printk(KERN_INFO " ");                                  \
 667                 for (i=0; i<n; i++)                                     \
 668                         printk(" %08x", le32_to_cpu(m[i]));             \
 669                 printk("\n");                                           \
 670         }
 671 #else
 672 #define dinitprintk(x)
 673 #define DBG_DUMP_FW_REQUEST_FRAME(mfp)
 674 #endif
 675
 676 #ifdef MPT_DEBUG_EXIT
 677 #define dexitprintk(x)  printk x
 678 #else
 679 #define dexitprintk(x)
 680 #endif
 681
 682 #if defined MPT_DEBUG_FAIL || defined (MPT_DEBUG_SG)
 683 #define dfailprintk(x) printk x
 684 #else
 685 #define dfailprintk(x)
 686 #endif
 687
 688 #ifdef MPT_DEBUG_HANDSHAKE
 689 #define dhsprintk(x)  printk x
 690 #else
 691 #define dhsprintk(x)
 692 #endif
 693
 694 #ifdef MPT_DEBUG_EVENTS
 695 #define devtprintk(x)  printk x
 696 #else
 697 #define devtprintk(x)
 698 #endif
 699
 700 #ifdef MPT_DEBUG_RESET
 701 #define drsprintk(x)  printk x
 702 #else
 703 #define drsprintk(x)
 704 #endif
 705
 706 //#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
 707 #if defined(MPT_DEBUG_MSG_FRAME)
 708 #define dmfprintk(x)  printk x
 709 #define DBG_DUMP_REQUEST_FRAME(mfp) \
 710         {       int  i, n = 24;                                         \
 711                 u32 *m = (u32 *)(mfp);                                  \
 712                 for (i=0; i<n; i++) {                                   \
 713                         if (i && ((i%8)==0))                            \
 714                                 printk("\n");                           \
 715                         printk("%08x ", le32_to_cpu(m[i]));             \
 716                 }                                                       \
 717                 printk("\n");                                           \
 718         }
 719 #else
 720 #define dmfprintk(x)
 721 #define DBG_DUMP_REQUEST_FRAME(mfp)
 722 #endif
 723
 724 #ifdef MPT_DEBUG_IRQ
 725 #define dirqprintk(x)  printk x
 726 #else
 727 #define dirqprintk(x)
 728 #endif
 729
 730 #ifdef MPT_DEBUG_SG
 731 #define dsgprintk(x)  printk x
 732 #else
 733 #define dsgprintk(x)
 734 #endif
 735
 736 #if defined(MPT_DEBUG_DL) || defined(MPT_DEBUG)
 737 #define ddlprintk(x)  printk x
 738 #else
 739 #define ddlprintk(x)
 740 #endif
 741
 742 #ifdef MPT_DEBUG_DV
 743 #define ddvprintk(x)  printk x
 744 #else
 745 #define ddvprintk(x)
 746 #endif
 747
 748 #ifdef MPT_DEBUG_NEGO
 749 #define dnegoprintk(x)  printk x
 750 #else
 751 #define dnegoprintk(x)
 752 #endif
 753
 754 #if defined(MPT_DEBUG_DV) || defined(MPT_DEBUG_DV_TINY)
 755 #define ddvtprintk(x)  printk x
 756 #else
 757 #define ddvtprintk(x)
 758 #endif
 759
 760 #ifdef MPT_DEBUG_IOCTL
 761 #define dctlprintk(x) printk x
 762 #else
 763 #define dctlprintk(x)
 764 #endif
 765
 766 #ifdef MPT_DEBUG_REPLY
 767 #define dreplyprintk(x) printk x
 768 #else
 769 #define dreplyprintk(x)
 770 #endif
 771
 772 #ifdef MPT_DEBUG_TM
 773 #define dtmprintk(x) printk x
 774 #define DBG_DUMP_TM_REQUEST_FRAME(mfp) \
 775         {       u32 *m = (u32 *)(mfp);                                  \
 776                 int  i, n = 13;                                         \
 777                 printk("TM_REQUEST:\n");                                \
 778                 for (i=0; i<n; i++) {                                   \
 779                         if (i && ((i%8)==0))                            \
 780                                 printk("\n");                           \
 781                         printk("%08x ", le32_to_cpu(m[i]));             \
 782                 }                                                       \
 783                 printk("\n");                                           \
 784         }
 785 #define DBG_DUMP_TM_REPLY_FRAME(mfp) \
 786         {       u32 *m = (u32 *)(mfp);                                  \
 787                 int  i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16;     \
 788                 printk("TM_REPLY MessageLength=%d:\n", n);              \
 789                 for (i=0; i<n; i++) {                                   \
 790                         if (i && ((i%8)==0))                            \
 791                                 printk("\n");                           \
 792                         printk(" %08x", le32_to_cpu(m[i]));             \
 793                 }                                                       \
 794                 printk("\n");                                           \
 795         }
 796 #else
 797 #define dtmprintk(x)
 798 #define DBG_DUMP_TM_REQUEST_FRAME(mfp)
 799 #define DBG_DUMP_TM_REPLY_FRAME(mfp)
 800 #endif
 801
 802 #if defined(MPT_DEBUG_CONFIG) || defined(MPT_DEBUG)
 803 #define dcprintk(x) printk x
 804 #else
 805 #define dcprintk(x)
 806 #endif
 807
 808 #if defined(MPT_DEBUG_SCSI) || defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
 809 #define dsprintk(x) printk x
 810 #else
 811 #define dsprintk(x)
 812 #endif
 813
 814
 815 #define MPT_INDEX_2_MFPTR(ioc,idx) \
 816         (MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) )
 817
 818 #define MFPTR_2_MPT_INDEX(ioc,mf) \
 819         (int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz )
 820
 821 #define MPT_INDEX_2_RFPTR(ioc,idx) \
 822         (MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) )
 823
 824 #if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
 825 #define DBG_DUMP_REPLY_FRAME(mfp) \
 826         {       u32 *m = (u32 *)(mfp);                                  \
 827                 int  i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16;     \
 828                 printk(KERN_INFO " ");                                  \
 829                 for (i=0; i<n; i++)                                     \
 830                         printk(" %08x", le32_to_cpu(m[i]));             \
 831                 printk("\n");                                           \
 832         }
 833 #define DBG_DUMP_REQUEST_FRAME_HDR(mfp) \
 834         {       int  i, n = 3;                                          \
 835                 u32 *m = (u32 *)(mfp);                                  \
 836                 printk(KERN_INFO " ");                                  \
 837                 for (i=0; i<n; i++)                                     \
 838                         printk(" %08x", le32_to_cpu(m[i]));             \
 839                 printk("\n");                                           \
 840         }
 841 #else
 842 #define DBG_DUMP_REPLY_FRAME(mfp)
 843 #define DBG_DUMP_REQUEST_FRAME_HDR(mfp)
 844 #endif
 845
 846
 847 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 848
 849 #define SCSI_STD_SENSE_BYTES    18
 850 #define SCSI_STD_INQUIRY_BYTES  36
 851 #define SCSI_MAX_INQUIRY_BYTES  96
 852
 853 /*
 854  * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers
 855  * Private to the driver.
 856  */
 857 /* LOCAL structure and fields used when processing
 858  * internally generated commands. These include:
 859  * bus scan, dv and config requests.
 860  */
 861 typedef struct _MPT_LOCAL_REPLY {
 862         ConfigPageHeader_t header;
 863         int     completion;
 864         u8      sense[SCSI_STD_SENSE_BYTES];
 865         u8      scsiStatus;
 866         u8      skip;
 867         u32     pad;
 868 } MPT_LOCAL_REPLY;
 869
 870 #define MPT_HOST_BUS_UNKNOWN            (0xFF)
 871 #define MPT_HOST_TOO_MANY_TM            (0x05)
 872 #define MPT_HOST_NVRAM_INVALID          (0xFFFFFFFF)
 873 #define MPT_HOST_NO_CHAIN               (0xFFFFFFFF)
 874 #define MPT_NVRAM_MASK_TIMEOUT          (0x000000FF)
 875 #define MPT_NVRAM_SYNC_MASK             (0x0000FF00)
 876 #define MPT_NVRAM_SYNC_SHIFT            (8)
 877 #define MPT_NVRAM_DISCONNECT_ENABLE     (0x00010000)
 878 #define MPT_NVRAM_ID_SCAN_ENABLE        (0x00020000)
 879 #define MPT_NVRAM_LUN_SCAN_ENABLE       (0x00040000)
 880 #define MPT_NVRAM_TAG_QUEUE_ENABLE      (0x00080000)
 881 #define MPT_NVRAM_WIDE_DISABLE          (0x00100000)
 882 #define MPT_NVRAM_BOOT_CHOICE           (0x00200000)
 883
 884 /* The TM_STATE variable is used to provide strict single threading of TM
 885  * requests as well as communicate TM error conditions.
 886  */
 887 #define TM_STATE_NONE          (0)
 888 #define TM_STATE_IN_PROGRESS   (1)
 889 #define TM_STATE_ERROR         (2)
 890
 891 typedef enum {
 892         FC,
 893         SCSI,
 894         SAS
 895 } BUS_TYPE;
 896
 897 typedef struct _MPT_SCSI_HOST {
 898         MPT_ADAPTER              *ioc;
 899         int                       port;
 900         u32                       pad0;
 901         struct scsi_cmnd        **ScsiLookup;
 902         VirtDevice              **Targets;
 903         MPT_LOCAL_REPLY          *pLocal;               /* used for internal commands */
 904         struct timer_list         timer;
 905                 /* Pool of memory for holding SCpnts before doing
 906                  * OS callbacks. freeQ is the free pool.
 907                  */
 908         u8                        tmPending;
 909         u8                        resetPending;
 910         u8                        negoNvram;            /* DV disabled, nego NVRAM */
 911         u8                        pad1;
 912         u8                        tmState;
 913         u8                        rsvd[2];
 914         MPT_FRAME_HDR            *cmdPtr;               /* Ptr to nonOS request */
 915         struct scsi_cmnd         *abortSCpnt;
 916         MPT_LOCAL_REPLY           localReply;           /* internal cmd reply struct */
 917         unsigned long             hard_resets;          /* driver forced bus resets count */
 918         unsigned long             soft_resets;          /* fw/external bus resets count */
 919         unsigned long             timeouts;             /* cmd timeouts */
 920         ushort                    sel_timeout[MPT_MAX_FC_DEVICES];
 921         char                      *info_kbuf;
 922         wait_queue_head_t         scandv_waitq;
 923         int                       scandv_wait_done;
 924         long                      last_queue_full;
 925         u8                        mpt_pq_filter;
 926 } MPT_SCSI_HOST;
 927
 928 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 929 /*
 930  *      More Dynamic Multi-Pathing stuff...
 931  */
 932
 933 /* Forward decl, a strange C thing, to prevent gcc compiler warnings */
 934 struct scsi_cmnd;
 935
 936 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 937 /*
 938  * Generic structure passed to the base mpt_config function.
 939  */
 940 typedef struct _x_config_parms {
 941         struct list_head         linkage;       /* linked list */
 942         struct timer_list        timer;         /* timer function for this request  */
 943         union {
 944                 ConfigExtendedPageHeader_t      *ehdr;
 945                 ConfigPageHeader_t      *hdr;
 946         } cfghdr;
 947         dma_addr_t               physAddr;
 948         int                      wait_done;     /* wait for this request */
 949         u32                      pageAddr;      /* properly formatted */
 950         u8                       action;
 951         u8                       dir;
 952         u8                       timeout;       /* seconds */
 953         u8                       pad1;
 954         u16                      status;
 955         u16                      pad2;
 956 } CONFIGPARMS;
 957
 958 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 959 /*
 960  *  Public entry points...
 961  */
 962 extern int       mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id);
 963 extern void      mpt_detach(struct pci_dev *pdev);
 964 #ifdef CONFIG_PM
 965 extern int       mpt_suspend(struct pci_dev *pdev, pm_message_t state);
 966 extern int       mpt_resume(struct pci_dev *pdev);
 967 #endif
 968 extern int       mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass);
 969 extern void      mpt_deregister(int cb_idx);
 970 extern int       mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc);
 971 extern void      mpt_event_deregister(int cb_idx);
 972 extern int       mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func);
 973 extern void      mpt_reset_deregister(int cb_idx);
 974 extern int       mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx);
 975 extern void      mpt_device_driver_deregister(int cb_idx);
 976 extern MPT_FRAME_HDR    *mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc);
 977 extern void      mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
 978 extern void      mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
 979 extern void      mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr);
 980
 981 extern int       mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag);
 982 extern int       mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp);
 983 extern u32       mpt_GetIocState(MPT_ADAPTER *ioc, int cooked);
 984 extern void      mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan);
 985 extern int       mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag);
 986 extern int       mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg);
 987 extern int       mpt_toolbox(MPT_ADAPTER *ioc, CONFIGPARMS *cfg);
 988 extern void      mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size);
 989 extern void      mpt_free_fw_memory(MPT_ADAPTER *ioc);
 990 extern int       mpt_findImVolumes(MPT_ADAPTER *ioc);
 991 extern int       mpt_read_ioc_pg_3(MPT_ADAPTER *ioc);
 992 extern int       mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode);
 993
 994 /*
 995  *  Public data decl's...
 996  */
 997 extern struct list_head   ioc_list;
 998 extern struct proc_dir_entry    *mpt_proc_root_dir;
 999
1000 extern int                mpt_lan_index;        /* needed by mptlan.c */
1001 extern int                mpt_stm_index;        /* needed by mptstm.c */
1002
1003 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1004 #endif          /* } __KERNEL__ */
1005
1006 #if defined(__alpha__) || defined(__sparc_v9__) || defined(__ia64__) || defined(__x86_64__)
1007 #define CAST_U32_TO_PTR(x)      ((void *)(u64)x)
1008 #define CAST_PTR_TO_U32(x)      ((u32)(u64)x)
1009 #else
1010 #define CAST_U32_TO_PTR(x)      ((void *)x)
1011 #define CAST_PTR_TO_U32(x)      ((u32)x)
1012 #endif
1013
1014 #define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \
1015         ((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR)   ? 'I' : 'i',    \
1016         ((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET)      ? 'T' : 't',    \
1017         ((pflags) & MPI_PORTFACTS_PROTOCOL_LAN)         ? 'L' : 'l',    \
1018         ((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR)  ? 'B' : 'b'
1019
1020 /*
1021  *  Shifted SGE Defines - Use in SGE with FlagsLength member.
1022  *  Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header).
1023  *  Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read
1024  */
1025 #define MPT_TRANSFER_IOC_TO_HOST                (0x00000000)
1026 #define MPT_TRANSFER_HOST_TO_IOC                (0x04000000)
1027 #define MPT_SGE_FLAGS_LAST_ELEMENT              (0x80000000)
1028 #define MPT_SGE_FLAGS_END_OF_BUFFER             (0x40000000)
1029 #define MPT_SGE_FLAGS_LOCAL_ADDRESS             (0x08000000)
1030 #define MPT_SGE_FLAGS_DIRECTION                 (0x04000000)
1031 #define MPT_SGE_FLAGS_ADDRESSING                (mpt_addr_size() << MPI_SGE_FLAGS_SHIFT)
1032 #define MPT_SGE_FLAGS_END_OF_LIST               (0x01000000)
1033
1034 #define MPT_SGE_FLAGS_TRANSACTION_ELEMENT       (0x00000000)
1035 #define MPT_SGE_FLAGS_SIMPLE_ELEMENT            (0x10000000)
1036 #define MPT_SGE_FLAGS_CHAIN_ELEMENT             (0x30000000)
1037 #define MPT_SGE_FLAGS_ELEMENT_MASK              (0x30000000)
1038
1039 #define MPT_SGE_FLAGS_SSIMPLE_READ \
1040         (MPT_SGE_FLAGS_LAST_ELEMENT |   \
1041          MPT_SGE_FLAGS_END_OF_BUFFER |  \
1042          MPT_SGE_FLAGS_END_OF_LIST |    \
1043          MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
1044          MPT_SGE_FLAGS_ADDRESSING | \
1045          MPT_TRANSFER_IOC_TO_HOST)
1046 #define MPT_SGE_FLAGS_SSIMPLE_WRITE \
1047         (MPT_SGE_FLAGS_LAST_ELEMENT |   \
1048          MPT_SGE_FLAGS_END_OF_BUFFER |  \
1049          MPT_SGE_FLAGS_END_OF_LIST |    \
1050          MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
1051          MPT_SGE_FLAGS_ADDRESSING | \
1052          MPT_TRANSFER_HOST_TO_IOC)
1053
1054 /*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1055 #endif
1056