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 Fusion MPT (Message Passing Technology) firmware.
   7  *
   8  *  Copyright (c) 1999-2007 LSI Corporation
   9  *  (mailto:DL-MPTFusionLinux@lsi.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/kernel.h>
  53 #include <linux/pci.h>
  54
  55 #include "lsi/mpi_type.h"
  56 #include "lsi/mpi.h"            /* Fusion MPI(nterface) basic defs */
  57 #include "lsi/mpi_ioc.h"        /* Fusion MPT IOC(ontroller) defs */
  58 #include "lsi/mpi_cnfg.h"       /* IOC configuration support */
  59 #include "lsi/mpi_init.h"       /* SCSI Host (initiator) protocol support */
  60 #include "lsi/mpi_lan.h"        /* LAN over FC protocol support */
  61 #include "lsi/mpi_raid.h"       /* Integrated Mirroring support */
  62
  63 #include "lsi/mpi_fc.h"         /* Fibre Channel (lowlevel) support */
  64 #include "lsi/mpi_targ.h"       /* SCSI/FCP Target protcol support */
  65 #include "lsi/mpi_tool.h"       /* Tools support */
  66 #include "lsi/mpi_sas.h"        /* SAS support */
  67
  68 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
  69
  70 #ifndef MODULEAUTHOR
  71 #define MODULEAUTHOR    "LSI Corporation"
  72 #endif
  73
  74 #ifndef COPYRIGHT
  75 #define COPYRIGHT       "Copyright (c) 1999-2007 " MODULEAUTHOR
  76 #endif
  77
  78 #define MPT_LINUX_VERSION_COMMON        "3.04.06"
  79 #define MPT_LINUX_PACKAGE_NAME          "@(#)mptlinux-3.04.06"
  80 #define WHAT_MAGIC_STRING               "@" "(" "#" ")"
  81
  82 #define show_mptmod_ver(s,ver)  \
  83         printk(KERN_INFO "%s %s\n", s, ver);
  84
  85 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
  86 /*
  87  *  Fusion MPT(linux) driver configurable stuff...
  88  */
  89 #define MPT_MAX_ADAPTERS                18
  90 #define MPT_MAX_PROTOCOL_DRIVERS        16
  91 #define MPT_MAX_BUS                     1       /* Do not change */
  92 #define MPT_MAX_FC_DEVICES              255
  93 #define MPT_MAX_SCSI_DEVICES            16
  94 #define MPT_LAST_LUN                    255
  95 #define MPT_SENSE_BUFFER_ALLOC          64
  96         /* allow for 256 max sense alloc, but only 255 max request */
  97 #if MPT_SENSE_BUFFER_ALLOC >= 256
  98 #       undef MPT_SENSE_BUFFER_ALLOC
  99 #       define MPT_SENSE_BUFFER_ALLOC   256
 100 #       define MPT_SENSE_BUFFER_SIZE    255
 101 #else
 102 #       define MPT_SENSE_BUFFER_SIZE    MPT_SENSE_BUFFER_ALLOC
 103 #endif
 104
 105 #define MPT_NAME_LENGTH                 32
 106
 107 #define MPT_PROCFS_MPTBASEDIR           "mpt"
 108                                                 /* chg it to "driver/fusion" ? */
 109 #define MPT_PROCFS_SUMMARY_ALL_NODE             MPT_PROCFS_MPTBASEDIR "/summary"
 110 #define MPT_PROCFS_SUMMARY_ALL_PATHNAME         "/proc/" MPT_PROCFS_SUMMARY_ALL_NODE
 111 #define MPT_FW_REV_MAGIC_ID_STRING              "FwRev="
 112
 113 #define  MPT_MAX_REQ_DEPTH              1023
 114 #define  MPT_DEFAULT_REQ_DEPTH          256
 115 #define  MPT_MIN_REQ_DEPTH              128
 116
 117 #define  MPT_MAX_REPLY_DEPTH            MPT_MAX_REQ_DEPTH
 118 #define  MPT_DEFAULT_REPLY_DEPTH        128
 119 #define  MPT_MIN_REPLY_DEPTH            8
 120 #define  MPT_MAX_REPLIES_PER_ISR        32
 121
 122 #define  MPT_MAX_FRAME_SIZE             128
 123 #define  MPT_DEFAULT_FRAME_SIZE         128
 124
 125 #define  MPT_REPLY_FRAME_SIZE           0x50  /* Must be a multiple of 8 */
 126
 127 #define  MPT_SG_REQ_128_SCALE           1
 128 #define  MPT_SG_REQ_96_SCALE            2
 129 #define  MPT_SG_REQ_64_SCALE            4
 130
 131 #define  CAN_SLEEP                      1
 132 #define  NO_SLEEP                       0
 133
 134 #define MPT_COALESCING_TIMEOUT          0x10
 135
 136 /*
 137  * SCSI transfer rate defines.
 138  */
 139 #define MPT_ULTRA320                    0x08
 140 #define MPT_ULTRA160                    0x09
 141 #define MPT_ULTRA2                      0x0A
 142 #define MPT_ULTRA                       0x0C
 143 #define MPT_FAST                        0x19
 144 #define MPT_SCSI                        0x32
 145 #define MPT_ASYNC                       0xFF
 146
 147 #define MPT_NARROW                      0
 148 #define MPT_WIDE                        1
 149
 150 #define C0_1030                         0x08
 151 #define XL_929                          0x01
 152
 153
 154 /*
 155  *      Try to keep these at 2^N-1
 156  */
 157 #define MPT_FC_CAN_QUEUE        127
 158 #define MPT_SCSI_CAN_QUEUE      127
 159
 160 /*
 161  * Set the MAX_SGE value based on user input.
 162  */
 163 #ifdef  CONFIG_FUSION_MAX_SGE
 164 #if     CONFIG_FUSION_MAX_SGE  < 16
 165 #define MPT_SCSI_SG_DEPTH       16
 166 #elif   CONFIG_FUSION_MAX_SGE  > 128
 167 #define MPT_SCSI_SG_DEPTH       128
 168 #else
 169 #define MPT_SCSI_SG_DEPTH       CONFIG_FUSION_MAX_SGE
 170 #endif
 171 #else
 172 #define MPT_SCSI_SG_DEPTH       40
 173 #endif
 174
 175 /* debug print string length used for events and iocstatus */
 176 # define EVENT_DESCR_STR_SZ             100
 177
 178 #ifdef __KERNEL__       /* { */
 179 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 180
 181 #include <linux/proc_fs.h>
 182
 183 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 184 /*
 185  * Attempt semi-consistent error & warning msgs across
 186  * MPT drivers.  NOTE: Users of these macro defs must
 187  * themselves define their own MYNAM.
 188  */
 189 #define MYIOC_s_FMT                     MYNAM ": %s: "
 190 #define MYIOC_s_DEBUG_FMT               KERN_DEBUG MYNAM ": %s: "
 191 #define MYIOC_s_INFO_FMT                KERN_INFO MYNAM ": %s: "
 192 #define MYIOC_s_NOTE_FMT                KERN_NOTICE MYNAM ": %s: "
 193 #define MYIOC_s_WARN_FMT                KERN_WARNING MYNAM ": %s: WARNING - "
 194 #define MYIOC_s_ERR_FMT                 KERN_ERR MYNAM ": %s: ERROR - "
 195
 196 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 197 /*
 198  *  ATTO UL4D associated structures and defines
 199  */
 200 #define ATTOFLAG_DISC     0x0001
 201 #define ATTOFLAG_TAGGED   0x0002
 202 #define ATTOFLAG_WIDE_ENB 0x0008
 203 #define ATTOFLAG_ID_ENB   0x0010
 204 #define ATTOFLAG_LUN_ENB  0x0060
 205
 206 typedef struct _ATTO_DEVICE_INFO
 207 {
 208         u8      Offset;                                 /* 00h */
 209         u8      Period;                                 /* 01h */
 210         u16     ATTOFlags;                              /* 02h */
 211 } ATTO_DEVICE_INFO, MPI_POINTER PTR_ATTO_DEVICE_INFO,
 212   ATTODeviceInfo_t, MPI_POINTER pATTODeviceInfo_t;
 213
 214 typedef struct _ATTO_CONFIG_PAGE_SCSI_PORT_2
 215 {
 216         CONFIG_PAGE_HEADER      Header;                 /* 00h */
 217         u16                     PortFlags;              /* 04h */
 218         u16                     Unused1;                /* 06h */
 219         u32                     Unused2;                /* 08h */
 220         ATTO_DEVICE_INFO        DeviceSettings[16];     /* 0Ch */
 221 } fATTO_CONFIG_PAGE_SCSI_PORT_2, MPI_POINTER PTR_ATTO_CONFIG_PAGE_SCSI_PORT_2,
 222   ATTO_SCSIPortPage2_t, MPI_POINTER pATTO_SCSIPortPage2_t;
 223
 224
 225 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 226 /*
 227  *  MPT protocol driver defs...
 228  */
 229 typedef enum {
 230         MPTBASE_DRIVER,         /* MPT base class */
 231         MPTCTL_DRIVER,          /* MPT ioctl class */
 232         MPTSPI_DRIVER,          /* MPT SPI host class */
 233         MPTFC_DRIVER,           /* MPT FC host class */
 234         MPTSAS_DRIVER,          /* MPT SAS host class */
 235         MPTLAN_DRIVER,          /* MPT LAN class */
 236         MPTSTM_DRIVER,          /* MPT SCSI target mode class */
 237         MPTUNKNOWN_DRIVER
 238 } MPT_DRIVER_CLASS;
 239
 240 struct mpt_pci_driver{
 241         int  (*probe) (struct pci_dev *dev, const struct pci_device_id *id);
 242         void (*remove) (struct pci_dev *dev);
 243 };
 244
 245 /*
 246  *  MPT adapter / port / bus / device info structures...
 247  */
 248
 249 typedef union _MPT_FRAME_TRACKER {
 250         struct {
 251                 struct list_head        list;
 252                 u32                      arg1;
 253                 u32                      pad;
 254                 void                    *argp1;
 255         } linkage;
 256         /*
 257          * NOTE: When request frames are free, on the linkage structure
 258          * contets are valid.  All other values are invalid.
 259          * In particular, do NOT reply on offset [2]
 260          * (in words) being the * message context.
 261          * The message context must be reset (computed via base address
 262          * + an offset) prior to issuing any command.
 263          *
 264          * NOTE2: On non-32-bit systems, where pointers are LARGE,
 265          * using the linkage pointers destroys our sacred MsgContext
 266          * field contents.  But we don't care anymore because these
 267          * are now reset in mpt_put_msg_frame() just prior to sending
 268          * a request off to the IOC.
 269          */
 270         struct {
 271                 u32 __hdr[2];
 272                 /*
 273                  * The following _MUST_ match the location of the
 274                  * MsgContext field in the MPT message headers.
 275                  */
 276                 union {
 277                         u32              MsgContext;
 278                         struct {
 279                                 u16      req_idx;       /* Request index */
 280                                 u8       cb_idx;        /* callback function index */
 281                                 u8       rsvd;
 282                         } fld;
 283                 } msgctxu;
 284         } hwhdr;
 285         /*
 286          * Remark: 32 bit identifier:
 287          *  31-24: reserved
 288          *  23-16: call back index
 289          *  15-0 : request index
 290          */
 291 } MPT_FRAME_TRACKER;
 292
 293 /*
 294  *  We might want to view/access a frame as:
 295  *    1) generic request header
 296  *    2) SCSIIORequest
 297  *    3) SCSIIOReply
 298  *    4) MPIDefaultReply
 299  *    5) frame tracker
 300  */
 301 typedef struct _MPT_FRAME_HDR {
 302         union {
 303                 MPIHeader_t             hdr;
 304                 SCSIIORequest_t         scsireq;
 305                 SCSIIOReply_t           sreply;
 306                 ConfigReply_t           configreply;
 307                 MPIDefaultReply_t       reply;
 308                 MPT_FRAME_TRACKER       frame;
 309         } u;
 310 } MPT_FRAME_HDR;
 311
 312 #define MPT_REQ_MSGFLAGS_DROPME         0x80
 313
 314 typedef struct _MPT_SGL_HDR {
 315         SGESimple32_t    sge[1];
 316 } MPT_SGL_HDR;
 317
 318 typedef struct _MPT_SGL64_HDR {
 319         SGESimple64_t    sge[1];
 320 } MPT_SGL64_HDR;
 321
 322 /*
 323  *  System interface register set
 324  */
 325
 326 typedef struct _SYSIF_REGS
 327 {
 328         u32     Doorbell;       /* 00     System<->IOC Doorbell reg  */
 329         u32     WriteSequence;  /* 04     Write Sequence register    */
 330         u32     Diagnostic;     /* 08     Diagnostic register        */
 331         u32     TestBase;       /* 0C     Test Base Address          */
 332         u32     DiagRwData;     /* 10     Read Write Data (fw download)   */
 333         u32     DiagRwAddress;  /* 14     Read Write Address (fw download)*/
 334         u32     Reserved1[6];   /* 18-2F  reserved for future use    */
 335         u32     IntStatus;      /* 30     Interrupt Status           */
 336         u32     IntMask;        /* 34     Interrupt Mask             */
 337         u32     Reserved2[2];   /* 38-3F  reserved for future use    */
 338         u32     RequestFifo;    /* 40     Request Post/Free FIFO     */
 339         u32     ReplyFifo;      /* 44     Reply   Post/Free FIFO     */
 340         u32     RequestHiPriFifo; /* 48   Hi Priority Request FIFO   */
 341         u32     Reserved3;      /* 4C-4F  reserved for future use    */
 342         u32     HostIndex;      /* 50     Host Index register        */
 343         u32     Reserved4[15];  /* 54-8F                             */
 344         u32     Fubar;          /* 90     For Fubar usage            */
 345         u32     Reserved5[1050];/* 94-10F8                           */
 346         u32     Reset_1078;     /* 10FC   Reset 1078                 */
 347 } SYSIF_REGS;
 348
 349 /*
 350  * NOTE: Use MPI_{DOORBELL,WRITESEQ,DIAG}_xxx defs in lsi/mpi.h
 351  * in conjunction with SYSIF_REGS accesses!
 352  */
 353
 354
 355 /*
 356  *      Dynamic Multi-Pathing specific stuff...
 357  */
 358
 359 /* VirtTarget negoFlags field */
 360 #define MPT_TARGET_NO_NEGO_WIDE         0x01
 361 #define MPT_TARGET_NO_NEGO_SYNC         0x02
 362 #define MPT_TARGET_NO_NEGO_QAS          0x04
 363 #define MPT_TAPE_NEGO_IDP               0x08
 364
 365 /*
 366  *      VirtDevice - FC LUN device or SCSI target device
 367  */
 368 typedef struct _VirtTarget {
 369         struct scsi_target      *starget;
 370         u8                       tflags;
 371         u8                       ioc_id;
 372         u8                       id;
 373         u8                       channel;
 374         u8                       minSyncFactor; /* 0xFF is async */
 375         u8                       maxOffset;     /* 0 if async */
 376         u8                       maxWidth;      /* 0 if narrow, 1 if wide */
 377         u8                       negoFlags;     /* bit field, see above */
 378         u8                       raidVolume;    /* set, if RAID Volume */
 379         u8                       type;          /* byte 0 of Inquiry data */
 380         u8                       deleted;       /* target in process of being removed */
 381         u32                      num_luns;
 382 } VirtTarget;
 383
 384 typedef struct _VirtDevice {
 385         VirtTarget              *vtarget;
 386         u8                       configured_lun;
 387         int                      lun;
 388 } VirtDevice;
 389
 390 /*
 391  *  Fibre Channel (SCSI) target device and associated defines...
 392  */
 393 #define MPT_TARGET_DEFAULT_DV_STATUS    0x00
 394 #define MPT_TARGET_FLAGS_VALID_NEGO     0x01
 395 #define MPT_TARGET_FLAGS_VALID_INQUIRY  0x02
 396 #define MPT_TARGET_FLAGS_Q_YES          0x08
 397 #define MPT_TARGET_FLAGS_VALID_56       0x10
 398 #define MPT_TARGET_FLAGS_SAF_TE_ISSUED  0x20
 399 #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x40
 400 #define MPT_TARGET_FLAGS_LED_ON         0x80
 401
 402 /*
 403  *      /proc/mpt interface
 404  */
 405 typedef struct {
 406         const char      *name;
 407         mode_t           mode;
 408         int              pad;
 409         read_proc_t     *read_proc;
 410         write_proc_t    *write_proc;
 411 } mpt_proc_entry_t;
 412
 413 #define MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len) \
 414 do { \
 415         len -= offset;                  \
 416         if (len < request) {            \
 417                 *eof = 1;               \
 418                 if (len <= 0)           \
 419                         return 0;       \
 420         } else                          \
 421                 len = request;          \
 422         *start = buf + offset;          \
 423         return len;                     \
 424 } while (0)
 425
 426
 427 /*
 428  *      IOCTL structure and associated defines
 429  */
 430
 431 #define MPT_IOCTL_STATUS_DID_IOCRESET   0x01    /* IOC Reset occurred on the current*/
 432 #define MPT_IOCTL_STATUS_RF_VALID       0x02    /* The Reply Frame is VALID */
 433 #define MPT_IOCTL_STATUS_TIMER_ACTIVE   0x04    /* The timer is running */
 434 #define MPT_IOCTL_STATUS_SENSE_VALID    0x08    /* Sense data is valid */
 435 #define MPT_IOCTL_STATUS_COMMAND_GOOD   0x10    /* Command Status GOOD */
 436 #define MPT_IOCTL_STATUS_TMTIMER_ACTIVE 0x20    /* The TM timer is running */
 437 #define MPT_IOCTL_STATUS_TM_FAILED      0x40    /* User TM request failed */
 438
 439 #define MPTCTL_RESET_OK                 0x01    /* Issue Bus Reset */
 440
 441 typedef struct _MPT_IOCTL {
 442         struct _MPT_ADAPTER     *ioc;
 443         u8                       ReplyFrame[MPT_DEFAULT_FRAME_SIZE];    /* reply frame data */
 444         u8                       sense[MPT_SENSE_BUFFER_ALLOC];
 445         int                      wait_done;     /* wake-up value for this ioc */
 446         u8                       rsvd;
 447         u8                       status;        /* current command status */
 448         u8                       reset;         /* 1 if bus reset allowed */
 449         u8                       id;            /* target for reset */
 450         struct mutex             ioctl_mutex;
 451 } MPT_IOCTL;
 452
 453 #define MPT_SAS_MGMT_STATUS_RF_VALID    0x02    /* The Reply Frame is VALID */
 454 #define MPT_SAS_MGMT_STATUS_COMMAND_GOOD        0x10    /* Command Status GOOD */
 455 #define MPT_SAS_MGMT_STATUS_TM_FAILED   0x40    /* User TM request failed */
 456
 457 typedef struct _MPT_SAS_MGMT {
 458         struct mutex             mutex;
 459         struct completion        done;
 460         u8                       reply[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */
 461         u8                       status;        /* current command status */
 462 }MPT_SAS_MGMT;
 463
 464 /*
 465  *  Event Structure and define
 466  */
 467 #define MPTCTL_EVENT_LOG_SIZE           (0x000000032)
 468 typedef struct _mpt_ioctl_events {
 469         u32     event;          /* Specified by define above */
 470         u32     eventContext;   /* Index or counter */
 471         u32     data[2];        /* First 8 bytes of Event Data */
 472 } MPT_IOCTL_EVENTS;
 473
 474 /*
 475  * CONFIGPARM status  defines
 476  */
 477 #define MPT_CONFIG_GOOD         MPI_IOCSTATUS_SUCCESS
 478 #define MPT_CONFIG_ERROR        0x002F
 479
 480 /*
 481  *      Substructure to store SCSI specific configuration page data
 482  */
 483                                                 /* dvStatus defines: */
 484 #define MPT_SCSICFG_USE_NVRAM           0x01    /* WriteSDP1 using NVRAM */
 485 #define MPT_SCSICFG_ALL_IDS             0x02    /* WriteSDP1 to all IDS */
 486 /* #define MPT_SCSICFG_BLK_NEGO         0x10       WriteSDP1 with WDTR and SDTR disabled */
 487
 488 typedef struct _SpiCfgData {
 489         u32              PortFlags;
 490         int             *nvram;                 /* table of device NVRAM values */
 491         IOCPage4_t      *pIocPg4;               /* SEP devices addressing */
 492         dma_addr_t       IocPg4_dma;            /* Phys Addr of IOCPage4 data */
 493         int              IocPg4Sz;              /* IOCPage4 size */
 494         u8               minSyncFactor;         /* 0xFF if async */
 495         u8               maxSyncOffset;         /* 0 if async */
 496         u8               maxBusWidth;           /* 0 if narrow, 1 if wide */
 497         u8               busType;               /* SE, LVD, HD */
 498         u8               sdp1version;           /* SDP1 version */
 499         u8               sdp1length;            /* SDP1 length  */
 500         u8               sdp0version;           /* SDP0 version */
 501         u8               sdp0length;            /* SDP0 length  */
 502         u8               dvScheduled;           /* 1 if scheduled */
 503         u8               noQas;                 /* Disable QAS for this adapter */
 504         u8               Saf_Te;                /* 1 to force all Processors as
 505                                                  * SAF-TE if Inquiry data length
 506                                                  * is too short to check for SAF-TE
 507                                                  */
 508         u8               bus_reset;             /* 1 to allow bus reset */
 509         u8               rsvd[1];
 510 }SpiCfgData;
 511
 512 typedef struct _SasCfgData {
 513         u8               ptClear;               /* 1 to automatically clear the
 514                                                  * persistent table.
 515                                                  * 0 to disable
 516                                                  * automatic clearing.
 517                                                  */
 518 }SasCfgData;
 519
 520 /*
 521  * Inactive volume link list of raid component data
 522  * @inactive_list
 523  */
 524 struct inactive_raid_component_info {
 525         struct   list_head list;
 526         u8               volumeID;              /* volume target id */
 527         u8               volumeBus;             /* volume channel */
 528         IOC_3_PHYS_DISK  d;                     /* phys disk info */
 529 };
 530
 531 typedef struct _RaidCfgData {
 532         IOCPage2_t      *pIocPg2;               /* table of Raid Volumes */
 533         IOCPage3_t      *pIocPg3;               /* table of physical disks */
 534         struct semaphore        inactive_list_mutex;
 535         struct list_head        inactive_list; /* link list for physical
 536                                                 disk that belong in
 537                                                 inactive volumes */
 538 }RaidCfgData;
 539
 540 typedef struct _FcCfgData {
 541         /* will ultimately hold fc_port_page0 also */
 542         struct {
 543                 FCPortPage1_t   *data;
 544                 dma_addr_t       dma;
 545                 int              pg_sz;
 546         }                        fc_port_page1[2];
 547 } FcCfgData;
 548
 549 #define MPT_RPORT_INFO_FLAGS_REGISTERED 0x01    /* rport registered */
 550 #define MPT_RPORT_INFO_FLAGS_MISSING    0x02    /* missing from DevPage0 scan */
 551
 552 /*
 553  * data allocated for each fc rport device
 554  */
 555 struct mptfc_rport_info
 556 {
 557         struct list_head list;
 558         struct fc_rport *rport;
 559         struct scsi_target *starget;
 560         FCDevicePage0_t pg0;
 561         u8              flags;
 562 };
 563
 564 /*
 565  *  Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
 566  */
 567 typedef struct _MPT_ADAPTER
 568 {
 569         int                      id;            /* Unique adapter id N {0,1,2,...} */
 570         int                      pci_irq;       /* This irq           */
 571         char                     name[MPT_NAME_LENGTH]; /* "iocN"             */
 572         char                     prod_name[MPT_NAME_LENGTH];    /* "LSIFC9x9"         */
 573         char                     board_name[16];
 574         char                     board_assembly[16];
 575         char                     board_tracer[16];
 576         u16                      nvdata_version_persistent;
 577         u16                      nvdata_version_default;
 578         int                      debug_level;
 579         u8                       io_missing_delay;
 580         u8                       device_missing_delay;
 581         SYSIF_REGS __iomem      *chip;          /* == c8817000 (mmap) */
 582         SYSIF_REGS __iomem      *pio_chip;      /* Programmed IO (downloadboot) */
 583         u8                       bus_type;
 584         u32                      mem_phys;      /* == f4020000 (mmap) */
 585         u32                      pio_mem_phys;  /* Programmed IO (downloadboot) */
 586         int                      mem_size;      /* mmap memory size */
 587         int                      number_of_buses;
 588         int                      devices_per_bus;
 589         int                      alloc_total;
 590         u32                      last_state;
 591         int                      active;
 592         u8                      *alloc;         /* frames alloc ptr */
 593         dma_addr_t               alloc_dma;
 594         u32                      alloc_sz;
 595         MPT_FRAME_HDR           *reply_frames;  /* Reply msg frames - rounded up! */
 596         u32                      reply_frames_low_dma;
 597         int                      reply_depth;   /* Num Allocated reply frames */
 598         int                      reply_sz;      /* Reply frame size */
 599         int                      num_chain;     /* Number of chain buffers */
 600                 /* Pool of buffers for chaining. ReqToChain
 601                  * and ChainToChain track index of chain buffers.
 602                  * ChainBuffer (DMA) virt/phys addresses.
 603                  * FreeChainQ (lock) locking mechanisms.
 604                  */
 605         int                     *ReqToChain;
 606         int                     *RequestNB;
 607         int                     *ChainToChain;
 608         u8                      *ChainBuffer;
 609         dma_addr_t               ChainBufferDMA;
 610         struct list_head         FreeChainQ;
 611         spinlock_t               FreeChainQlock;
 612                 /* We (host driver) get to manage our own RequestQueue! */
 613         dma_addr_t               req_frames_dma;
 614         MPT_FRAME_HDR           *req_frames;    /* Request msg frames - rounded up! */
 615         u32                      req_frames_low_dma;
 616         int                      req_depth;     /* Number of request frames */
 617         int                      req_sz;        /* Request frame size (bytes) */
 618         spinlock_t               FreeQlock;
 619         struct list_head         FreeQ;
 620                 /* Pool of SCSI sense buffers for commands coming from
 621                  * the SCSI mid-layer.  We have one 256 byte sense buffer
 622                  * for each REQ entry.
 623                  */
 624         u8                      *sense_buf_pool;
 625         dma_addr_t               sense_buf_pool_dma;
 626         u32                      sense_buf_low_dma;
 627         u8                      *HostPageBuffer; /* SAS - host page buffer support */
 628         u32                     HostPageBuffer_sz;
 629         dma_addr_t              HostPageBuffer_dma;
 630         int                      mtrr_reg;
 631         struct pci_dev          *pcidev;        /* struct pci_dev pointer */
 632         u8                      __iomem *memmap;        /* mmap address */
 633         struct Scsi_Host        *sh;            /* Scsi Host pointer */
 634         SpiCfgData              spi_data;       /* Scsi config. data */
 635         RaidCfgData             raid_data;      /* Raid config. data */
 636         SasCfgData              sas_data;       /* Sas config. data */
 637         FcCfgData               fc_data;        /* Fc config. data */
 638         MPT_IOCTL               *ioctl;         /* ioctl data pointer */
 639         struct proc_dir_entry   *ioc_dentry;
 640         struct _MPT_ADAPTER     *alt_ioc;       /* ptr to 929 bound adapter port */
 641         spinlock_t               diagLock;      /* diagnostic reset lock */
 642         int                      diagPending;
 643         u32                      biosVersion;   /* BIOS version from IO Unit Page 2 */
 644         int                      eventTypes;    /* Event logging parameters */
 645         int                      eventContext;  /* Next event context */
 646         int                      eventLogSize;  /* Max number of cached events */
 647         struct _mpt_ioctl_events *events;       /* pointer to event log */
 648         u8                      *cached_fw;     /* Pointer to FW */
 649         dma_addr_t              cached_fw_dma;
 650         struct list_head         configQ;       /* linked list of config. requests */
 651         int                      hs_reply_idx;
 652 #ifndef MFCNT
 653         u32                      pad0;
 654 #else
 655         u32                      mfcnt;
 656 #endif
 657         u32                      NB_for_64_byte_frame;
 658         u32                      hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)];
 659         u16                      hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)];
 660         IOCFactsReply_t          facts;
 661         PortFactsReply_t         pfacts[2];
 662         FCPortPage0_t            fc_port_page0[2];
 663         struct timer_list        persist_timer; /* persist table timer */
 664         int                      persist_wait_done; /* persist completion flag */
 665         u8                       persist_reply_frame[MPT_DEFAULT_FRAME_SIZE]; /* persist reply */
 666         LANPage0_t               lan_cnfg_page0;
 667         LANPage1_t               lan_cnfg_page1;
 668
 669         u8                       ir_firmware; /* =1 if IR firmware detected */
 670         /*
 671          * Description: errata_flag_1064
 672          * If a PCIX read occurs within 1 or 2 cycles after the chip receives
 673          * a split completion for a read data, an internal address pointer incorrectly
 674          * increments by 32 bytes
 675          */
 676         int                      errata_flag_1064;
 677         int                      aen_event_read_flag; /* flag to indicate event log was read*/
 678         u8                       FirstWhoInit;
 679         u8                       upload_fw;     /* If set, do a fw upload */
 680         u8                       reload_fw;     /* Force a FW Reload on next reset */
 681         u8                       NBShiftFactor;  /* NB Shift Factor based on Block Size (Facts)  */
 682         u8                       pad1[4];
 683         u8                       DoneCtx;
 684         u8                       TaskCtx;
 685         u8                       InternalCtx;
 686         spinlock_t               initializing_hba_lock;
 687         int                      initializing_hba_lock_flag;
 688         struct list_head         list;
 689         struct net_device       *netdev;
 690         struct list_head         sas_topology;
 691         struct mutex             sas_topology_mutex;
 692         struct mutex             sas_discovery_mutex;
 693         u8                       sas_discovery_runtime;
 694         u8                       sas_discovery_ignore_events;
 695         u16                      handle;
 696         int                      sas_index; /* index refrencing */
 697         MPT_SAS_MGMT             sas_mgmt;
 698         struct work_struct       sas_persist_task;
 699
 700         struct work_struct       fc_setup_reset_work;
 701         struct list_head         fc_rports;
 702         struct work_struct       fc_lsc_work;
 703         u8                       fc_link_speed[2];
 704         spinlock_t               fc_rescan_work_lock;
 705         struct work_struct       fc_rescan_work;
 706         char                     fc_rescan_work_q_name[KOBJ_NAME_LEN];
 707         struct workqueue_struct *fc_rescan_work_q;
 708         struct scsi_cmnd        **ScsiLookup;
 709         spinlock_t                scsi_lookup_lock;
 710 } MPT_ADAPTER;
 711
 712 /*
 713  *  New return value convention:
 714  *    1 = Ok to free associated request frame
 715  *    0 = not Ok ...
 716  */
 717 typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply);
 718 typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply);
 719 typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase);
 720 /* reset_phase defs */
 721 #define MPT_IOC_PRE_RESET               0
 722 #define MPT_IOC_POST_RESET              1
 723 #define MPT_IOC_SETUP_RESET             2
 724
 725 /*
 726  * Invent MPT host event (super-set of MPI Events)
 727  * Fitted to 1030's 64-byte [max] request frame size
 728  */
 729 typedef struct _MPT_HOST_EVENT {
 730         EventNotificationReply_t         MpiEvent;      /* 8 32-bit words! */
 731         u32                              pad[6];
 732         void                            *next;
 733 } MPT_HOST_EVENT;
 734
 735 #define MPT_HOSTEVENT_IOC_BRINGUP       0x91
 736 #define MPT_HOSTEVENT_IOC_RECOVER       0x92
 737
 738 /* Define the generic types based on the size
 739  * of the dma_addr_t type.
 740  */
 741 typedef struct _mpt_sge {
 742         u32             FlagsLength;
 743         dma_addr_t      Address;
 744 } MptSge_t;
 745
 746 #define mpt_addr_size() \
 747         ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SGE_FLAGS_64_BIT_ADDRESSING : \
 748                 MPI_SGE_FLAGS_32_BIT_ADDRESSING)
 749
 750 #define mpt_msg_flags() \
 751         ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : \
 752                 MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32)
 753
 754 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 755 /*
 756  *  Funky (private) macros...
 757  */
 758 #include "mptdebug.h"
 759
 760 #define MPT_INDEX_2_MFPTR(ioc,idx) \
 761         (MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) )
 762
 763 #define MFPTR_2_MPT_INDEX(ioc,mf) \
 764         (int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz )
 765
 766 #define MPT_INDEX_2_RFPTR(ioc,idx) \
 767         (MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) )
 768
 769 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 770
 771 #define SCSI_STD_SENSE_BYTES    18
 772 #define SCSI_STD_INQUIRY_BYTES  36
 773 #define SCSI_MAX_INQUIRY_BYTES  96
 774
 775 /*
 776  * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers
 777  * Private to the driver.
 778  */
 779 /* LOCAL structure and fields used when processing
 780  * internally generated commands. These include:
 781  * bus scan, dv and config requests.
 782  */
 783 typedef struct _MPT_LOCAL_REPLY {
 784         ConfigPageHeader_t header;
 785         int     completion;
 786         u8      sense[SCSI_STD_SENSE_BYTES];
 787         u8      scsiStatus;
 788         u8      skip;
 789         u32     pad;
 790 } MPT_LOCAL_REPLY;
 791
 792 #define MPT_HOST_BUS_UNKNOWN            (0xFF)
 793 #define MPT_HOST_TOO_MANY_TM            (0x05)
 794 #define MPT_HOST_NVRAM_INVALID          (0xFFFFFFFF)
 795 #define MPT_HOST_NO_CHAIN               (0xFFFFFFFF)
 796 #define MPT_NVRAM_MASK_TIMEOUT          (0x000000FF)
 797 #define MPT_NVRAM_SYNC_MASK             (0x0000FF00)
 798 #define MPT_NVRAM_SYNC_SHIFT            (8)
 799 #define MPT_NVRAM_DISCONNECT_ENABLE     (0x00010000)
 800 #define MPT_NVRAM_ID_SCAN_ENABLE        (0x00020000)
 801 #define MPT_NVRAM_LUN_SCAN_ENABLE       (0x00040000)
 802 #define MPT_NVRAM_TAG_QUEUE_ENABLE      (0x00080000)
 803 #define MPT_NVRAM_WIDE_DISABLE          (0x00100000)
 804 #define MPT_NVRAM_BOOT_CHOICE           (0x00200000)
 805
 806 /* The TM_STATE variable is used to provide strict single threading of TM
 807  * requests as well as communicate TM error conditions.
 808  */
 809 #define TM_STATE_NONE          (0)
 810 #define TM_STATE_IN_PROGRESS   (1)
 811 #define TM_STATE_ERROR         (2)
 812
 813 typedef enum {
 814         FC,
 815         SPI,
 816         SAS
 817 } BUS_TYPE;
 818
 819 typedef struct _MPT_SCSI_HOST {
 820         MPT_ADAPTER              *ioc;
 821         int                       port;
 822         u32                       pad0;
 823         MPT_LOCAL_REPLY          *pLocal;               /* used for internal commands */
 824         struct timer_list         timer;
 825                 /* Pool of memory for holding SCpnts before doing
 826                  * OS callbacks. freeQ is the free pool.
 827                  */
 828         u8                        tmPending;
 829         u8                        resetPending;
 830         u8                        negoNvram;            /* DV disabled, nego NVRAM */
 831         u8                        pad1;
 832         u8                        tmState;
 833         u8                        rsvd[2];
 834         MPT_FRAME_HDR            *cmdPtr;               /* Ptr to nonOS request */
 835         struct scsi_cmnd         *abortSCpnt;
 836         MPT_LOCAL_REPLY           localReply;           /* internal cmd reply struct */
 837         unsigned long             hard_resets;          /* driver forced bus resets count */
 838         unsigned long             soft_resets;          /* fw/external bus resets count */
 839         unsigned long             timeouts;             /* cmd timeouts */
 840         ushort                    sel_timeout[MPT_MAX_FC_DEVICES];
 841         char                      *info_kbuf;
 842         wait_queue_head_t         scandv_waitq;
 843         int                       scandv_wait_done;
 844         long                      last_queue_full;
 845         u16                       tm_iocstatus;
 846         u16                       spi_pending;
 847         struct list_head          target_reset_list;
 848 } MPT_SCSI_HOST;
 849
 850 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 851 /*
 852  *      More Dynamic Multi-Pathing stuff...
 853  */
 854
 855 /* Forward decl, a strange C thing, to prevent gcc compiler warnings */
 856 struct scsi_cmnd;
 857
 858 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 859 /*
 860  * Generic structure passed to the base mpt_config function.
 861  */
 862 typedef struct _x_config_parms {
 863         struct list_head         linkage;       /* linked list */
 864         struct timer_list        timer;         /* timer function for this request  */
 865         union {
 866                 ConfigExtendedPageHeader_t      *ehdr;
 867                 ConfigPageHeader_t      *hdr;
 868         } cfghdr;
 869         dma_addr_t               physAddr;
 870         int                      wait_done;     /* wait for this request */
 871         u32                      pageAddr;      /* properly formatted */
 872         u8                       action;
 873         u8                       dir;
 874         u8                       timeout;       /* seconds */
 875         u8                       pad1;
 876         u16                      status;
 877         u16                      pad2;
 878 } CONFIGPARMS;
 879
 880 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 881 /*
 882  *  Public entry points...
 883  */
 884 extern int       mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id);
 885 extern void      mpt_detach(struct pci_dev *pdev);
 886 #ifdef CONFIG_PM
 887 extern int       mpt_suspend(struct pci_dev *pdev, pm_message_t state);
 888 extern int       mpt_resume(struct pci_dev *pdev);
 889 #endif
 890 extern u8        mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass);
 891 extern void      mpt_deregister(u8 cb_idx);
 892 extern int       mpt_event_register(u8 cb_idx, MPT_EVHANDLER ev_cbfunc);
 893 extern void      mpt_event_deregister(u8 cb_idx);
 894 extern int       mpt_reset_register(u8 cb_idx, MPT_RESETHANDLER reset_func);
 895 extern void      mpt_reset_deregister(u8 cb_idx);
 896 extern int       mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, u8 cb_idx);
 897 extern void      mpt_device_driver_deregister(u8 cb_idx);
 898 extern MPT_FRAME_HDR    *mpt_get_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc);
 899 extern void      mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
 900 extern void      mpt_put_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
 901 extern void      mpt_put_msg_frame_hi_pri(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
 902 extern void      mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr);
 903
 904 extern int       mpt_send_handshake_request(u8 cb_idx, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag);
 905 extern int       mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp);
 906 extern u32       mpt_GetIocState(MPT_ADAPTER *ioc, int cooked);
 907 extern void      mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan);
 908 extern int       mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag);
 909 extern int       mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg);
 910 extern int       mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size);
 911 extern void      mpt_free_fw_memory(MPT_ADAPTER *ioc);
 912 extern int       mpt_findImVolumes(MPT_ADAPTER *ioc);
 913 extern int       mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode);
 914 extern int       mpt_raid_phys_disk_pg0(MPT_ADAPTER *ioc, u8 phys_disk_num, pRaidPhysDiskPage0_t phys_disk);
 915
 916 /*
 917  *  Public data decl's...
 918  */
 919 extern struct list_head   ioc_list;
 920 extern struct proc_dir_entry    *mpt_proc_root_dir;
 921
 922 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 923 #endif          /* } __KERNEL__ */
 924
 925 #if defined(__alpha__) || defined(__sparc_v9__) || defined(__ia64__) || defined(__x86_64__) || defined(__powerpc__)
 926 #define CAST_U32_TO_PTR(x)      ((void *)(u64)x)
 927 #define CAST_PTR_TO_U32(x)      ((u32)(u64)x)
 928 #else
 929 #define CAST_U32_TO_PTR(x)      ((void *)x)
 930 #define CAST_PTR_TO_U32(x)      ((u32)x)
 931 #endif
 932
 933 #define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \
 934         ((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR)   ? 'I' : 'i',    \
 935         ((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET)      ? 'T' : 't',    \
 936         ((pflags) & MPI_PORTFACTS_PROTOCOL_LAN)         ? 'L' : 'l',    \
 937         ((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR)  ? 'B' : 'b'
 938
 939 /*
 940  *  Shifted SGE Defines - Use in SGE with FlagsLength member.
 941  *  Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header).
 942  *  Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read
 943  */
 944 #define MPT_TRANSFER_IOC_TO_HOST                (0x00000000)
 945 #define MPT_TRANSFER_HOST_TO_IOC                (0x04000000)
 946 #define MPT_SGE_FLAGS_LAST_ELEMENT              (0x80000000)
 947 #define MPT_SGE_FLAGS_END_OF_BUFFER             (0x40000000)
 948 #define MPT_SGE_FLAGS_LOCAL_ADDRESS             (0x08000000)
 949 #define MPT_SGE_FLAGS_DIRECTION                 (0x04000000)
 950 #define MPT_SGE_FLAGS_ADDRESSING                (mpt_addr_size() << MPI_SGE_FLAGS_SHIFT)
 951 #define MPT_SGE_FLAGS_END_OF_LIST               (0x01000000)
 952
 953 #define MPT_SGE_FLAGS_TRANSACTION_ELEMENT       (0x00000000)
 954 #define MPT_SGE_FLAGS_SIMPLE_ELEMENT            (0x10000000)
 955 #define MPT_SGE_FLAGS_CHAIN_ELEMENT             (0x30000000)
 956 #define MPT_SGE_FLAGS_ELEMENT_MASK              (0x30000000)
 957
 958 #define MPT_SGE_FLAGS_SSIMPLE_READ \
 959         (MPT_SGE_FLAGS_LAST_ELEMENT |   \
 960          MPT_SGE_FLAGS_END_OF_BUFFER |  \
 961          MPT_SGE_FLAGS_END_OF_LIST |    \
 962          MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
 963          MPT_SGE_FLAGS_ADDRESSING | \
 964          MPT_TRANSFER_IOC_TO_HOST)
 965 #define MPT_SGE_FLAGS_SSIMPLE_WRITE \
 966         (MPT_SGE_FLAGS_LAST_ELEMENT |   \
 967          MPT_SGE_FLAGS_END_OF_BUFFER |  \
 968          MPT_SGE_FLAGS_END_OF_LIST |    \
 969          MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
 970          MPT_SGE_FLAGS_ADDRESSING | \
 971          MPT_TRANSFER_HOST_TO_IOC)
 972
 973 /*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 974 #endif
 975