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/config.h> 53 #include <linux/kernel.h> 54 #include <linux/pci.h> 55 56 #include "lsi/mpi_type.h" 57 #include "lsi/mpi.h" /* Fusion MPI(nterface) basic defs */ 58 #include "lsi/mpi_ioc.h" /* Fusion MPT IOC(ontroller) defs */ 59 #include "lsi/mpi_cnfg.h" /* IOC configuration support */ 60 #include "lsi/mpi_init.h" /* SCSI Host (initiator) protocol support */ 61 #include "lsi/mpi_lan.h" /* LAN over FC protocol support */ 62 #include "lsi/mpi_raid.h" /* Integrated Mirroring support */ 63 64 #include "lsi/mpi_fc.h" /* Fibre Channel (lowlevel) support */ 65 #include "lsi/mpi_targ.h" /* SCSI/FCP Target protcol support */ 66 #include "lsi/mpi_tool.h" /* Tools support */ 67 #include "lsi/mpi_sas.h" /* SAS support */ 68 69 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 70 71 #ifndef MODULEAUTHOR 72 #define MODULEAUTHOR "LSI Logic Corporation" 73 #endif 74 75 #ifndef COPYRIGHT 76 #define COPYRIGHT "Copyright (c) 1999-2005 " MODULEAUTHOR 77 #endif 78 79 #define MPT_LINUX_VERSION_COMMON "3.03.10" 80 #define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.03.10" 81 #define WHAT_MAGIC_STRING "@" "(" "#" ")" 82 83 #define show_mptmod_ver(s,ver) \ 84 printk(KERN_INFO "%s %s\n", s, ver); 85 86 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 87 /* 88 * Fusion MPT(linux) driver configurable stuff... 89 */ 90 #define MPT_MAX_ADAPTERS 18 91 #define MPT_MAX_PROTOCOL_DRIVERS 16 92 #define MPT_MAX_BUS 1 /* Do not change */ 93 #define MPT_MAX_FC_DEVICES 255 94 #define MPT_MAX_SCSI_DEVICES 16 95 #define MPT_LAST_LUN 255 96 #define MPT_SENSE_BUFFER_ALLOC 64 97 /* allow for 256 max sense alloc, but only 255 max request */ 98 #if MPT_SENSE_BUFFER_ALLOC >= 256 99 # undef MPT_SENSE_BUFFER_ALLOC 100 # define MPT_SENSE_BUFFER_ALLOC 256 101 # define MPT_SENSE_BUFFER_SIZE 255 102 #else 103 # define MPT_SENSE_BUFFER_SIZE MPT_SENSE_BUFFER_ALLOC 104 #endif 105 106 #define MPT_NAME_LENGTH 32 107 108 #define MPT_PROCFS_MPTBASEDIR "mpt" 109 /* chg it to "driver/fusion" ? */ 110 #define MPT_PROCFS_SUMMARY_ALL_NODE MPT_PROCFS_MPTBASEDIR "/summary" 111 #define MPT_PROCFS_SUMMARY_ALL_PATHNAME "/proc/" MPT_PROCFS_SUMMARY_ALL_NODE 112 #define MPT_FW_REV_MAGIC_ID_STRING "FwRev=" 113 114 #define MPT_MAX_REQ_DEPTH 1023 115 #define MPT_DEFAULT_REQ_DEPTH 256 116 #define MPT_MIN_REQ_DEPTH 128 117 118 #define MPT_MAX_REPLY_DEPTH MPT_MAX_REQ_DEPTH 119 #define MPT_DEFAULT_REPLY_DEPTH 128 120 #define MPT_MIN_REPLY_DEPTH 8 121 #define MPT_MAX_REPLIES_PER_ISR 32 122 123 #define MPT_MAX_FRAME_SIZE 128 124 #define MPT_DEFAULT_FRAME_SIZE 128 125 126 #define MPT_REPLY_FRAME_SIZE 0x50 /* Must be a multiple of 8 */ 127 128 #define MPT_SG_REQ_128_SCALE 1 129 #define MPT_SG_REQ_96_SCALE 2 130 #define MPT_SG_REQ_64_SCALE 4 131 132 #define CAN_SLEEP 1 133 #define NO_SLEEP 0 134 135 #define MPT_COALESCING_TIMEOUT 0x10 136 137 /* 138 * SCSI transfer rate defines. 139 */ 140 #define MPT_ULTRA320 0x08 141 #define MPT_ULTRA160 0x09 142 #define MPT_ULTRA2 0x0A 143 #define MPT_ULTRA 0x0C 144 #define MPT_FAST 0x19 145 #define MPT_SCSI 0x32 146 #define MPT_ASYNC 0xFF 147 148 #define MPT_NARROW 0 149 #define MPT_WIDE 1 150 151 #define C0_1030 0x08 152 #define XL_929 0x01 153 154 155 /* 156 * Try to keep these at 2^N-1 157 */ 158 #define MPT_FC_CAN_QUEUE 127 159 #define MPT_SCSI_CAN_QUEUE 127 160 161 /* 162 * Set the MAX_SGE value based on user input. 163 */ 164 #ifdef CONFIG_FUSION_MAX_SGE 165 #if CONFIG_FUSION_MAX_SGE < 16 166 #define MPT_SCSI_SG_DEPTH 16 167 #elif CONFIG_FUSION_MAX_SGE > 128 168 #define MPT_SCSI_SG_DEPTH 128 169 #else 170 #define MPT_SCSI_SG_DEPTH CONFIG_FUSION_MAX_SGE 171 #endif 172 #else 173 #define MPT_SCSI_SG_DEPTH 40 174 #endif 175 176 #ifdef __KERNEL__ /* { */ 177 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 178 179 #include <linux/proc_fs.h> 180 181 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 182 /* 183 * Attempt semi-consistent error & warning msgs across 184 * MPT drivers. NOTE: Users of these macro defs must 185 * themselves define their own MYNAM. 186 */ 187 #define MYIOC_s_INFO_FMT KERN_INFO MYNAM ": %s: " 188 #define MYIOC_s_NOTE_FMT KERN_NOTICE MYNAM ": %s: " 189 #define MYIOC_s_WARN_FMT KERN_WARNING MYNAM ": %s: WARNING - " 190 #define MYIOC_s_ERR_FMT KERN_ERR MYNAM ": %s: ERROR - " 191 192 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 193 /* 194 * MPT protocol driver defs... 195 */ 196 typedef enum { 197 MPTBASE_DRIVER, /* MPT base class */ 198 MPTCTL_DRIVER, /* MPT ioctl class */ 199 MPTSPI_DRIVER, /* MPT SPI host class */ 200 MPTFC_DRIVER, /* MPT FC host class */ 201 MPTSAS_DRIVER, /* MPT SAS host class */ 202 MPTLAN_DRIVER, /* MPT LAN class */ 203 MPTSTM_DRIVER, /* MPT SCSI target mode class */ 204 MPTUNKNOWN_DRIVER 205 } MPT_DRIVER_CLASS; 206 207 struct mpt_pci_driver{ 208 int (*probe) (struct pci_dev *dev, const struct pci_device_id *id); 209 void (*remove) (struct pci_dev *dev); 210 }; 211 212 /* 213 * MPT adapter / port / bus / device info structures... 214 */ 215 216 typedef union _MPT_FRAME_TRACKER { 217 struct { 218 struct list_head list; 219 u32 arg1; 220 u32 pad; 221 void *argp1; 222 } linkage; 223 /* 224 * NOTE: When request frames are free, on the linkage structure 225 * contets are valid. All other values are invalid. 226 * In particular, do NOT reply on offset [2] 227 * (in words) being the * message context. 228 * The message context must be reset (computed via base address 229 * + an offset) prior to issuing any command. 230 * 231 * NOTE2: On non-32-bit systems, where pointers are LARGE, 232 * using the linkage pointers destroys our sacred MsgContext 233 * field contents. But we don't care anymore because these 234 * are now reset in mpt_put_msg_frame() just prior to sending 235 * a request off to the IOC. 236 */ 237 struct { 238 u32 __hdr[2]; 239 /* 240 * The following _MUST_ match the location of the 241 * MsgContext field in the MPT message headers. 242 */ 243 union { 244 u32 MsgContext; 245 struct { 246 u16 req_idx; /* Request index */ 247 u8 cb_idx; /* callback function index */ 248 u8 rsvd; 249 } fld; 250 } msgctxu; 251 } hwhdr; 252 /* 253 * Remark: 32 bit identifier: 254 * 31-24: reserved 255 * 23-16: call back index 256 * 15-0 : request index 257 */ 258 } MPT_FRAME_TRACKER; 259 260 /* 261 * We might want to view/access a frame as: 262 * 1) generic request header 263 * 2) SCSIIORequest 264 * 3) SCSIIOReply 265 * 4) MPIDefaultReply 266 * 5) frame tracker 267 */ 268 typedef struct _MPT_FRAME_HDR { 269 union { 270 MPIHeader_t hdr; 271 SCSIIORequest_t scsireq; 272 SCSIIOReply_t sreply; 273 ConfigReply_t configreply; 274 MPIDefaultReply_t reply; 275 MPT_FRAME_TRACKER frame; 276 } u; 277 } MPT_FRAME_HDR; 278 279 #define MPT_REQ_MSGFLAGS_DROPME 0x80 280 281 typedef struct _MPT_SGL_HDR { 282 SGESimple32_t sge[1]; 283 } MPT_SGL_HDR; 284 285 typedef struct _MPT_SGL64_HDR { 286 SGESimple64_t sge[1]; 287 } MPT_SGL64_HDR; 288 289 /* 290 * System interface register set 291 */ 292 293 typedef struct _SYSIF_REGS 294 { 295 u32 Doorbell; /* 00 System<->IOC Doorbell reg */ 296 u32 WriteSequence; /* 04 Write Sequence register */ 297 u32 Diagnostic; /* 08 Diagnostic register */ 298 u32 TestBase; /* 0C Test Base Address */ 299 u32 DiagRwData; /* 10 Read Write Data (fw download) */ 300 u32 DiagRwAddress; /* 14 Read Write Address (fw download)*/ 301 u32 Reserved1[6]; /* 18-2F reserved for future use */ 302 u32 IntStatus; /* 30 Interrupt Status */ 303 u32 IntMask; /* 34 Interrupt Mask */ 304 u32 Reserved2[2]; /* 38-3F reserved for future use */ 305 u32 RequestFifo; /* 40 Request Post/Free FIFO */ 306 u32 ReplyFifo; /* 44 Reply Post/Free FIFO */ 307 u32 Reserved3[2]; /* 48-4F reserved for future use */ 308 u32 HostIndex; /* 50 Host Index register */ 309 u32 Reserved4[15]; /* 54-8F */ 310 u32 Fubar; /* 90 For Fubar usage */ 311 u32 Reserved5[27]; /* 94-FF */ 312 } SYSIF_REGS; 313 314 /* 315 * NOTE: Use MPI_{DOORBELL,WRITESEQ,DIAG}_xxx defs in lsi/mpi.h 316 * in conjunction with SYSIF_REGS accesses! 317 */ 318 319 320 /* 321 * Dynamic Multi-Pathing specific stuff... 322 */ 323 324 /* VirtTarget negoFlags field */ 325 #define MPT_TARGET_NO_NEGO_WIDE 0x01 326 #define MPT_TARGET_NO_NEGO_SYNC 0x02 327 #define MPT_TARGET_NO_NEGO_QAS 0x04 328 #define MPT_TAPE_NEGO_IDP 0x08 329 330 /* 331 * VirtDevice - FC LUN device or SCSI target device 332 */ 333 typedef struct _VirtTarget { 334 struct scsi_target *starget; 335 u8 tflags; 336 u8 ioc_id; 337 u8 target_id; 338 u8 bus_id; 339 u8 minSyncFactor; /* 0xFF is async */ 340 u8 maxOffset; /* 0 if async */ 341 u8 maxWidth; /* 0 if narrow, 1 if wide */ 342 u8 negoFlags; /* bit field, see above */ 343 u8 raidVolume; /* set, if RAID Volume */ 344 u8 type; /* byte 0 of Inquiry data */ 345 u32 num_luns; 346 u32 luns[8]; /* Max LUNs is 256 */ 347 } VirtTarget; 348 349 typedef struct _VirtDevice { 350 VirtTarget *vtarget; 351 u8 configured_lun; 352 u32 lun; 353 } VirtDevice; 354 355 /* 356 * Fibre Channel (SCSI) target device and associated defines... 357 */ 358 #define MPT_TARGET_DEFAULT_DV_STATUS 0x00 359 #define MPT_TARGET_FLAGS_VALID_NEGO 0x01 360 #define MPT_TARGET_FLAGS_VALID_INQUIRY 0x02 361 #define MPT_TARGET_FLAGS_Q_YES 0x08 362 #define MPT_TARGET_FLAGS_VALID_56 0x10 363 #define MPT_TARGET_FLAGS_SAF_TE_ISSUED 0x20 364 #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x40 365 366 /* 367 * /proc/mpt interface 368 */ 369 typedef struct { 370 const char *name; 371 mode_t mode; 372 int pad; 373 read_proc_t *read_proc; 374 write_proc_t *write_proc; 375 } mpt_proc_entry_t; 376 377 #define MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len) \ 378 do { \ 379 len -= offset; \ 380 if (len < request) { \ 381 *eof = 1; \ 382 if (len <= 0) \ 383 return 0; \ 384 } else \ 385 len = request; \ 386 *start = buf + offset; \ 387 return len; \ 388 } while (0) 389 390 391 /* 392 * IOCTL structure and associated defines 393 */ 394 395 #define MPT_IOCTL_STATUS_DID_IOCRESET 0x01 /* IOC Reset occurred on the current*/ 396 #define MPT_IOCTL_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */ 397 #define MPT_IOCTL_STATUS_TIMER_ACTIVE 0x04 /* The timer is running */ 398 #define MPT_IOCTL_STATUS_SENSE_VALID 0x08 /* Sense data is valid */ 399 #define MPT_IOCTL_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */ 400 #define MPT_IOCTL_STATUS_TMTIMER_ACTIVE 0x20 /* The TM timer is running */ 401 #define MPT_IOCTL_STATUS_TM_FAILED 0x40 /* User TM request failed */ 402 403 #define MPTCTL_RESET_OK 0x01 /* Issue Bus Reset */ 404 405 typedef struct _MPT_IOCTL { 406 struct _MPT_ADAPTER *ioc; 407 u8 ReplyFrame[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */ 408 u8 sense[MPT_SENSE_BUFFER_ALLOC]; 409 int wait_done; /* wake-up value for this ioc */ 410 u8 rsvd; 411 u8 status; /* current command status */ 412 u8 reset; /* 1 if bus reset allowed */ 413 u8 target; /* target for reset */ 414 struct mutex ioctl_mutex; 415 } MPT_IOCTL; 416 417 #define MPT_SAS_MGMT_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */ 418 #define MPT_SAS_MGMT_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */ 419 #define MPT_SAS_MGMT_STATUS_TM_FAILED 0x40 /* User TM request failed */ 420 421 typedef struct _MPT_SAS_MGMT { 422 struct mutex mutex; 423 struct completion done; 424 u8 reply[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */ 425 u8 status; /* current command status */ 426 }MPT_SAS_MGMT; 427 428 /* 429 * Event Structure and define 430 */ 431 #define MPTCTL_EVENT_LOG_SIZE (0x000000032) 432 typedef struct _mpt_ioctl_events { 433 u32 event; /* Specified by define above */ 434 u32 eventContext; /* Index or counter */ 435 int data[2]; /* First 8 bytes of Event Data */ 436 } MPT_IOCTL_EVENTS; 437 438 /* 439 * CONFIGPARM status defines 440 */ 441 #define MPT_CONFIG_GOOD MPI_IOCSTATUS_SUCCESS 442 #define MPT_CONFIG_ERROR 0x002F 443 444 /* 445 * Substructure to store SCSI specific configuration page data 446 */ 447 /* dvStatus defines: */ 448 #define MPT_SCSICFG_USE_NVRAM 0x01 /* WriteSDP1 using NVRAM */ 449 #define MPT_SCSICFG_ALL_IDS 0x02 /* WriteSDP1 to all IDS */ 450 /* #define MPT_SCSICFG_BLK_NEGO 0x10 WriteSDP1 with WDTR and SDTR disabled */ 451 452 typedef struct _SpiCfgData { 453 u32 PortFlags; 454 int *nvram; /* table of device NVRAM values */ 455 IOCPage4_t *pIocPg4; /* SEP devices addressing */ 456 dma_addr_t IocPg4_dma; /* Phys Addr of IOCPage4 data */ 457 int IocPg4Sz; /* IOCPage4 size */ 458 u8 minSyncFactor; /* 0xFF if async */ 459 u8 maxSyncOffset; /* 0 if async */ 460 u8 maxBusWidth; /* 0 if narrow, 1 if wide */ 461 u8 busType; /* SE, LVD, HD */ 462 u8 sdp1version; /* SDP1 version */ 463 u8 sdp1length; /* SDP1 length */ 464 u8 sdp0version; /* SDP0 version */ 465 u8 sdp0length; /* SDP0 length */ 466 u8 dvScheduled; /* 1 if scheduled */ 467 u8 noQas; /* Disable QAS for this adapter */ 468 u8 Saf_Te; /* 1 to force all Processors as 469 * SAF-TE if Inquiry data length 470 * is too short to check for SAF-TE 471 */ 472 u8 bus_reset; /* 1 to allow bus reset */ 473 u8 rsvd[1]; 474 }SpiCfgData; 475 476 typedef struct _SasCfgData { 477 u8 ptClear; /* 1 to automatically clear the 478 * persistent table. 479 * 0 to disable 480 * automatic clearing. 481 */ 482 }SasCfgData; 483 484 typedef struct _RaidCfgData { 485 IOCPage2_t *pIocPg2; /* table of Raid Volumes */ 486 IOCPage3_t *pIocPg3; /* table of physical disks */ 487 int isRaid; /* bit field, 1 if RAID */ 488 }RaidCfgData; 489 490 typedef struct _FcCfgData { 491 /* will ultimately hold fc_port_page0 also */ 492 struct { 493 FCPortPage1_t *data; 494 dma_addr_t dma; 495 int pg_sz; 496 } fc_port_page1[2]; 497 } FcCfgData; 498 499 #define MPT_RPORT_INFO_FLAGS_REGISTERED 0x01 /* rport registered */ 500 #define MPT_RPORT_INFO_FLAGS_MISSING 0x02 /* missing from DevPage0 scan */ 501 502 /* 503 * data allocated for each fc rport device 504 */ 505 struct mptfc_rport_info 506 { 507 struct list_head list; 508 struct fc_rport *rport; 509 struct scsi_target *starget; 510 FCDevicePage0_t pg0; 511 u8 flags; 512 }; 513 514 /* 515 * Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS 516 */ 517 typedef struct _MPT_ADAPTER 518 { 519 int id; /* Unique adapter id N {0,1,2,...} */ 520 int pci_irq; /* This irq */ 521 char name[MPT_NAME_LENGTH]; /* "iocN" */ 522 char *prod_name; /* "LSIFC9x9" */ 523 SYSIF_REGS __iomem *chip; /* == c8817000 (mmap) */ 524 SYSIF_REGS __iomem *pio_chip; /* Programmed IO (downloadboot) */ 525 u8 bus_type; 526 u32 mem_phys; /* == f4020000 (mmap) */ 527 u32 pio_mem_phys; /* Programmed IO (downloadboot) */ 528 int mem_size; /* mmap memory size */ 529 int alloc_total; 530 u32 last_state; 531 int active; 532 u8 *alloc; /* frames alloc ptr */ 533 dma_addr_t alloc_dma; 534 u32 alloc_sz; 535 MPT_FRAME_HDR *reply_frames; /* Reply msg frames - rounded up! */ 536 u32 reply_frames_low_dma; 537 int reply_depth; /* Num Allocated reply frames */ 538 int reply_sz; /* Reply frame size */ 539 int num_chain; /* Number of chain buffers */ 540 /* Pool of buffers for chaining. ReqToChain 541 * and ChainToChain track index of chain buffers. 542 * ChainBuffer (DMA) virt/phys addresses. 543 * FreeChainQ (lock) locking mechanisms. 544 */ 545 int *ReqToChain; 546 int *RequestNB; 547 int *ChainToChain; 548 u8 *ChainBuffer; 549 dma_addr_t ChainBufferDMA; 550 struct list_head FreeChainQ; 551 spinlock_t FreeChainQlock; 552 /* We (host driver) get to manage our own RequestQueue! */ 553 dma_addr_t req_frames_dma; 554 MPT_FRAME_HDR *req_frames; /* Request msg frames - rounded up! */ 555 u32 req_frames_low_dma; 556 int req_depth; /* Number of request frames */ 557 int req_sz; /* Request frame size (bytes) */ 558 spinlock_t FreeQlock; 559 struct list_head FreeQ; 560 /* Pool of SCSI sense buffers for commands coming from 561 * the SCSI mid-layer. We have one 256 byte sense buffer 562 * for each REQ entry. 563 */ 564 u8 *sense_buf_pool; 565 dma_addr_t sense_buf_pool_dma; 566 u32 sense_buf_low_dma; 567 u8 *HostPageBuffer; /* SAS - host page buffer support */ 568 u32 HostPageBuffer_sz; 569 dma_addr_t HostPageBuffer_dma; 570 int mtrr_reg; 571 struct pci_dev *pcidev; /* struct pci_dev pointer */ 572 u8 __iomem *memmap; /* mmap address */ 573 struct Scsi_Host *sh; /* Scsi Host pointer */ 574 SpiCfgData spi_data; /* Scsi config. data */ 575 RaidCfgData raid_data; /* Raid config. data */ 576 SasCfgData sas_data; /* Sas config. data */ 577 FcCfgData fc_data; /* Fc config. data */ 578 MPT_IOCTL *ioctl; /* ioctl data pointer */ 579 struct proc_dir_entry *ioc_dentry; 580 struct _MPT_ADAPTER *alt_ioc; /* ptr to 929 bound adapter port */ 581 spinlock_t diagLock; /* diagnostic reset lock */ 582 int diagPending; 583 u32 biosVersion; /* BIOS version from IO Unit Page 2 */ 584 int eventTypes; /* Event logging parameters */ 585 int eventContext; /* Next event context */ 586 int eventLogSize; /* Max number of cached events */ 587 struct _mpt_ioctl_events *events; /* pointer to event log */ 588 u8 *cached_fw; /* Pointer to FW */ 589 dma_addr_t cached_fw_dma; 590 struct list_head configQ; /* linked list of config. requests */ 591 int hs_reply_idx; 592 #ifndef MFCNT 593 u32 pad0; 594 #else 595 u32 mfcnt; 596 #endif 597 u32 NB_for_64_byte_frame; 598 u32 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)]; 599 u16 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)]; 600 IOCFactsReply_t facts; 601 PortFactsReply_t pfacts[2]; 602 FCPortPage0_t fc_port_page0[2]; 603 struct timer_list persist_timer; /* persist table timer */ 604 int persist_wait_done; /* persist completion flag */ 605 u8 persist_reply_frame[MPT_DEFAULT_FRAME_SIZE]; /* persist reply */ 606 LANPage0_t lan_cnfg_page0; 607 LANPage1_t lan_cnfg_page1; 608 /* 609 * Description: errata_flag_1064 610 * If a PCIX read occurs within 1 or 2 cycles after the chip receives 611 * a split completion for a read data, an internal address pointer incorrectly 612 * increments by 32 bytes 613 */ 614 int errata_flag_1064; 615 int aen_event_read_flag; /* flag to indicate event log was read*/ 616 u8 FirstWhoInit; 617 u8 upload_fw; /* If set, do a fw upload */ 618 u8 reload_fw; /* Force a FW Reload on next reset */ 619 u8 NBShiftFactor; /* NB Shift Factor based on Block Size (Facts) */ 620 u8 pad1[4]; 621 int DoneCtx; 622 int TaskCtx; 623 int InternalCtx; 624 spinlock_t initializing_hba_lock; 625 int initializing_hba_lock_flag; 626 struct list_head list; 627 struct net_device *netdev; 628 struct list_head sas_topology; 629 struct mutex sas_topology_mutex; 630 struct mutex sas_discovery_mutex; 631 u8 sas_discovery_runtime; 632 u8 sas_discovery_ignore_events; 633 int sas_index; /* index refrencing */ 634 MPT_SAS_MGMT sas_mgmt; 635 int num_ports; 636 struct work_struct mptscsih_persistTask; 637 638 struct work_struct fc_setup_reset_work; 639 struct list_head fc_rports; 640 spinlock_t fc_rescan_work_lock; 641 int fc_rescan_work_count; 642 struct work_struct fc_rescan_work; 643 char fc_rescan_work_q_name[KOBJ_NAME_LEN]; 644 struct workqueue_struct *fc_rescan_work_q; 645 } MPT_ADAPTER; 646 647 /* 648 * New return value convention: 649 * 1 = Ok to free associated request frame 650 * 0 = not Ok ... 651 */ 652 typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply); 653 typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply); 654 typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase); 655 /* reset_phase defs */ 656 #define MPT_IOC_PRE_RESET 0 657 #define MPT_IOC_POST_RESET 1 658 #define MPT_IOC_SETUP_RESET 2 659 660 /* 661 * Invent MPT host event (super-set of MPI Events) 662 * Fitted to 1030's 64-byte [max] request frame size 663 */ 664 typedef struct _MPT_HOST_EVENT { 665 EventNotificationReply_t MpiEvent; /* 8 32-bit words! */ 666 u32 pad[6]; 667 void *next; 668 } MPT_HOST_EVENT; 669 670 #define MPT_HOSTEVENT_IOC_BRINGUP 0x91 671 #define MPT_HOSTEVENT_IOC_RECOVER 0x92 672 673 /* Define the generic types based on the size 674 * of the dma_addr_t type. 675 */ 676 typedef struct _mpt_sge { 677 u32 FlagsLength; 678 dma_addr_t Address; 679 } MptSge_t; 680 681 #define mpt_addr_size() \ 682 ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SGE_FLAGS_64_BIT_ADDRESSING : \ 683 MPI_SGE_FLAGS_32_BIT_ADDRESSING) 684 685 #define mpt_msg_flags() \ 686 ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : \ 687 MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32) 688 689 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 690 /* 691 * Funky (private) macros... 692 */ 693 #ifdef MPT_DEBUG 694 #define dprintk(x) printk x 695 #else 696 #define dprintk(x) 697 #endif 698 699 #ifdef MPT_DEBUG_INIT 700 #define dinitprintk(x) printk x 701 #define DBG_DUMP_FW_REQUEST_FRAME(mfp) \ 702 { int i, n = 10; \ 703 u32 *m = (u32 *)(mfp); \ 704 printk(KERN_INFO " "); \ 705 for (i=0; i<n; i++) \ 706 printk(" %08x", le32_to_cpu(m[i])); \ 707 printk("\n"); \ 708 } 709 #else 710 #define dinitprintk(x) 711 #define DBG_DUMP_FW_REQUEST_FRAME(mfp) 712 #endif 713 714 #ifdef MPT_DEBUG_EXIT 715 #define dexitprintk(x) printk x 716 #else 717 #define dexitprintk(x) 718 #endif 719 720 #if defined MPT_DEBUG_FAIL || defined (MPT_DEBUG_SG) 721 #define dfailprintk(x) printk x 722 #else 723 #define dfailprintk(x) 724 #endif 725 726 #ifdef MPT_DEBUG_HANDSHAKE 727 #define dhsprintk(x) printk x 728 #else 729 #define dhsprintk(x) 730 #endif 731 732 #if defined(MPT_DEBUG_EVENTS) || defined(MPT_DEBUG_VERBOSE_EVENTS) 733 #define devtprintk(x) printk x 734 #else 735 #define devtprintk(x) 736 #endif 737 738 #ifdef MPT_DEBUG_VERBOSE_EVENTS 739 #define devtverboseprintk(x) printk x 740 #else 741 #define devtverboseprintk(x) 742 #endif 743 744 #ifdef MPT_DEBUG_RESET 745 #define drsprintk(x) printk x 746 #else 747 #define drsprintk(x) 748 #endif 749 750 //#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME) 751 #if defined(MPT_DEBUG_MSG_FRAME) 752 #define dmfprintk(x) printk x 753 #define DBG_DUMP_REQUEST_FRAME(mfp) \ 754 { int i, n = 24; \ 755 u32 *m = (u32 *)(mfp); \ 756 for (i=0; i<n; i++) { \ 757 if (i && ((i%8)==0)) \ 758 printk("\n"); \ 759 printk("%08x ", le32_to_cpu(m[i])); \ 760 } \ 761 printk("\n"); \ 762 } 763 #else 764 #define dmfprintk(x) 765 #define DBG_DUMP_REQUEST_FRAME(mfp) 766 #endif 767 768 #ifdef MPT_DEBUG_IRQ 769 #define dirqprintk(x) printk x 770 #else 771 #define dirqprintk(x) 772 #endif 773 774 #ifdef MPT_DEBUG_SG 775 #define dsgprintk(x) printk x 776 #else 777 #define dsgprintk(x) 778 #endif 779 780 #if defined(MPT_DEBUG_DL) || defined(MPT_DEBUG) 781 #define ddlprintk(x) printk x 782 #else 783 #define ddlprintk(x) 784 #endif 785 786 #ifdef MPT_DEBUG_DV 787 #define ddvprintk(x) printk x 788 #else 789 #define ddvprintk(x) 790 #endif 791 792 #ifdef MPT_DEBUG_NEGO 793 #define dnegoprintk(x) printk x 794 #else 795 #define dnegoprintk(x) 796 #endif 797 798 #if defined(MPT_DEBUG_DV) || defined(MPT_DEBUG_DV_TINY) 799 #define ddvtprintk(x) printk x 800 #else 801 #define ddvtprintk(x) 802 #endif 803 804 #ifdef MPT_DEBUG_IOCTL 805 #define dctlprintk(x) printk x 806 #else 807 #define dctlprintk(x) 808 #endif 809 810 #ifdef MPT_DEBUG_REPLY 811 #define dreplyprintk(x) printk x 812 #else 813 #define dreplyprintk(x) 814 #endif 815 816 #ifdef DMPT_DEBUG_FC 817 #define dfcprintk(x) printk x 818 #else 819 #define dfcprintk(x) 820 #endif 821 822 #ifdef MPT_DEBUG_TM 823 #define dtmprintk(x) printk x 824 #define DBG_DUMP_TM_REQUEST_FRAME(mfp) \ 825 { u32 *m = (u32 *)(mfp); \ 826 int i, n = 13; \ 827 printk("TM_REQUEST:\n"); \ 828 for (i=0; i<n; i++) { \ 829 if (i && ((i%8)==0)) \ 830 printk("\n"); \ 831 printk("%08x ", le32_to_cpu(m[i])); \ 832 } \ 833 printk("\n"); \ 834 } 835 #define DBG_DUMP_TM_REPLY_FRAME(mfp) \ 836 { u32 *m = (u32 *)(mfp); \ 837 int i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16; \ 838 printk("TM_REPLY MessageLength=%d:\n", n); \ 839 for (i=0; i<n; i++) { \ 840 if (i && ((i%8)==0)) \ 841 printk("\n"); \ 842 printk(" %08x", le32_to_cpu(m[i])); \ 843 } \ 844 printk("\n"); \ 845 } 846 #else 847 #define dtmprintk(x) 848 #define DBG_DUMP_TM_REQUEST_FRAME(mfp) 849 #define DBG_DUMP_TM_REPLY_FRAME(mfp) 850 #endif 851 852 #if defined(MPT_DEBUG_CONFIG) || defined(MPT_DEBUG) 853 #define dcprintk(x) printk x 854 #else 855 #define dcprintk(x) 856 #endif 857 858 #if defined(MPT_DEBUG_SCSI) || defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME) 859 #define dsprintk(x) printk x 860 #else 861 #define dsprintk(x) 862 #endif 863 864 865 #define MPT_INDEX_2_MFPTR(ioc,idx) \ 866 (MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) ) 867 868 #define MFPTR_2_MPT_INDEX(ioc,mf) \ 869 (int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz ) 870 871 #define MPT_INDEX_2_RFPTR(ioc,idx) \ 872 (MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) ) 873 874 #if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME) 875 #define DBG_DUMP_REPLY_FRAME(mfp) \ 876 { u32 *m = (u32 *)(mfp); \ 877 int i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16; \ 878 printk(KERN_INFO " "); \ 879 for (i=0; i<n; i++) \ 880 printk(" %08x", le32_to_cpu(m[i])); \ 881 printk("\n"); \ 882 } 883 #define DBG_DUMP_REQUEST_FRAME_HDR(mfp) \ 884 { int i, n = 3; \ 885 u32 *m = (u32 *)(mfp); \ 886 printk(KERN_INFO " "); \ 887 for (i=0; i<n; i++) \ 888 printk(" %08x", le32_to_cpu(m[i])); \ 889 printk("\n"); \ 890 } 891 #else 892 #define DBG_DUMP_REPLY_FRAME(mfp) 893 #define DBG_DUMP_REQUEST_FRAME_HDR(mfp) 894 #endif 895 896 897 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 898 899 #define SCSI_STD_SENSE_BYTES 18 900 #define SCSI_STD_INQUIRY_BYTES 36 901 #define SCSI_MAX_INQUIRY_BYTES 96 902 903 /* 904 * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers 905 * Private to the driver. 906 */ 907 /* LOCAL structure and fields used when processing 908 * internally generated commands. These include: 909 * bus scan, dv and config requests. 910 */ 911 typedef struct _MPT_LOCAL_REPLY { 912 ConfigPageHeader_t header; 913 int completion; 914 u8 sense[SCSI_STD_SENSE_BYTES]; 915 u8 scsiStatus; 916 u8 skip; 917 u32 pad; 918 } MPT_LOCAL_REPLY; 919 920 #define MPT_HOST_BUS_UNKNOWN (0xFF) 921 #define MPT_HOST_TOO_MANY_TM (0x05) 922 #define MPT_HOST_NVRAM_INVALID (0xFFFFFFFF) 923 #define MPT_HOST_NO_CHAIN (0xFFFFFFFF) 924 #define MPT_NVRAM_MASK_TIMEOUT (0x000000FF) 925 #define MPT_NVRAM_SYNC_MASK (0x0000FF00) 926 #define MPT_NVRAM_SYNC_SHIFT (8) 927 #define MPT_NVRAM_DISCONNECT_ENABLE (0x00010000) 928 #define MPT_NVRAM_ID_SCAN_ENABLE (0x00020000) 929 #define MPT_NVRAM_LUN_SCAN_ENABLE (0x00040000) 930 #define MPT_NVRAM_TAG_QUEUE_ENABLE (0x00080000) 931 #define MPT_NVRAM_WIDE_DISABLE (0x00100000) 932 #define MPT_NVRAM_BOOT_CHOICE (0x00200000) 933 934 /* The TM_STATE variable is used to provide strict single threading of TM 935 * requests as well as communicate TM error conditions. 936 */ 937 #define TM_STATE_NONE (0) 938 #define TM_STATE_IN_PROGRESS (1) 939 #define TM_STATE_ERROR (2) 940 941 typedef enum { 942 FC, 943 SPI, 944 SAS 945 } BUS_TYPE; 946 947 typedef struct _MPT_SCSI_HOST { 948 MPT_ADAPTER *ioc; 949 int port; 950 u32 pad0; 951 struct scsi_cmnd **ScsiLookup; 952 VirtTarget **Targets; 953 MPT_LOCAL_REPLY *pLocal; /* used for internal commands */ 954 struct timer_list timer; 955 /* Pool of memory for holding SCpnts before doing 956 * OS callbacks. freeQ is the free pool. 957 */ 958 u8 tmPending; 959 u8 resetPending; 960 u8 negoNvram; /* DV disabled, nego NVRAM */ 961 u8 pad1; 962 u8 tmState; 963 u8 rsvd[2]; 964 MPT_FRAME_HDR *cmdPtr; /* Ptr to nonOS request */ 965 struct scsi_cmnd *abortSCpnt; 966 MPT_LOCAL_REPLY localReply; /* internal cmd reply struct */ 967 unsigned long hard_resets; /* driver forced bus resets count */ 968 unsigned long soft_resets; /* fw/external bus resets count */ 969 unsigned long timeouts; /* cmd timeouts */ 970 ushort sel_timeout[MPT_MAX_FC_DEVICES]; 971 char *info_kbuf; 972 wait_queue_head_t scandv_waitq; 973 int scandv_wait_done; 974 long last_queue_full; 975 u8 mpt_pq_filter; 976 } MPT_SCSI_HOST; 977 978 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 979 /* 980 * More Dynamic Multi-Pathing stuff... 981 */ 982 983 /* Forward decl, a strange C thing, to prevent gcc compiler warnings */ 984 struct scsi_cmnd; 985 986 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 987 /* 988 * Generic structure passed to the base mpt_config function. 989 */ 990 typedef struct _x_config_parms { 991 struct list_head linkage; /* linked list */ 992 struct timer_list timer; /* timer function for this request */ 993 union { 994 ConfigExtendedPageHeader_t *ehdr; 995 ConfigPageHeader_t *hdr; 996 } cfghdr; 997 dma_addr_t physAddr; 998 int wait_done; /* wait for this request */ 999 u32 pageAddr; /* properly formatted */ 1000 u8 action; 1001 u8 dir; 1002 u8 timeout; /* seconds */ 1003 u8 pad1; 1004 u16 status; 1005 u16 pad2; 1006 } CONFIGPARMS; 1007 1008 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 1009 /* 1010 * Public entry points... 1011 */ 1012 extern int mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id); 1013 extern void mpt_detach(struct pci_dev *pdev); 1014 #ifdef CONFIG_PM 1015 extern int mpt_suspend(struct pci_dev *pdev, pm_message_t state); 1016 extern int mpt_resume(struct pci_dev *pdev); 1017 #endif 1018 extern int mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass); 1019 extern void mpt_deregister(int cb_idx); 1020 extern int mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc); 1021 extern void mpt_event_deregister(int cb_idx); 1022 extern int mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func); 1023 extern void mpt_reset_deregister(int cb_idx); 1024 extern int mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx); 1025 extern void mpt_device_driver_deregister(int cb_idx); 1026 extern MPT_FRAME_HDR *mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc); 1027 extern void mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); 1028 extern void mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); 1029 extern void mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr); 1030 1031 extern int mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag); 1032 extern int mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp); 1033 extern u32 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked); 1034 extern void mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan); 1035 extern int mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag); 1036 extern int mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg); 1037 extern void mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size); 1038 extern void mpt_free_fw_memory(MPT_ADAPTER *ioc); 1039 extern int mpt_findImVolumes(MPT_ADAPTER *ioc); 1040 extern int mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode); 1041 1042 /* 1043 * Public data decl's... 1044 */ 1045 extern struct list_head ioc_list; 1046 extern struct proc_dir_entry *mpt_proc_root_dir; 1047 1048 extern int mpt_lan_index; /* needed by mptlan.c */ 1049 extern int mpt_stm_index; /* needed by mptstm.c */ 1050 1051 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 1052 #endif /* } __KERNEL__ */ 1053 1054 #if defined(__alpha__) || defined(__sparc_v9__) || defined(__ia64__) || defined(__x86_64__) 1055 #define CAST_U32_TO_PTR(x) ((void *)(u64)x) 1056 #define CAST_PTR_TO_U32(x) ((u32)(u64)x) 1057 #else 1058 #define CAST_U32_TO_PTR(x) ((void *)x) 1059 #define CAST_PTR_TO_U32(x) ((u32)x) 1060 #endif 1061 1062 #define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \ 1063 ((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR) ? 'I' : 'i', \ 1064 ((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET) ? 'T' : 't', \ 1065 ((pflags) & MPI_PORTFACTS_PROTOCOL_LAN) ? 'L' : 'l', \ 1066 ((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR) ? 'B' : 'b' 1067 1068 /* 1069 * Shifted SGE Defines - Use in SGE with FlagsLength member. 1070 * Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header). 1071 * Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read 1072 */ 1073 #define MPT_TRANSFER_IOC_TO_HOST (0x00000000) 1074 #define MPT_TRANSFER_HOST_TO_IOC (0x04000000) 1075 #define MPT_SGE_FLAGS_LAST_ELEMENT (0x80000000) 1076 #define MPT_SGE_FLAGS_END_OF_BUFFER (0x40000000) 1077 #define MPT_SGE_FLAGS_LOCAL_ADDRESS (0x08000000) 1078 #define MPT_SGE_FLAGS_DIRECTION (0x04000000) 1079 #define MPT_SGE_FLAGS_ADDRESSING (mpt_addr_size() << MPI_SGE_FLAGS_SHIFT) 1080 #define MPT_SGE_FLAGS_END_OF_LIST (0x01000000) 1081 1082 #define MPT_SGE_FLAGS_TRANSACTION_ELEMENT (0x00000000) 1083 #define MPT_SGE_FLAGS_SIMPLE_ELEMENT (0x10000000) 1084 #define MPT_SGE_FLAGS_CHAIN_ELEMENT (0x30000000) 1085 #define MPT_SGE_FLAGS_ELEMENT_MASK (0x30000000) 1086 1087 #define MPT_SGE_FLAGS_SSIMPLE_READ \ 1088 (MPT_SGE_FLAGS_LAST_ELEMENT | \ 1089 MPT_SGE_FLAGS_END_OF_BUFFER | \ 1090 MPT_SGE_FLAGS_END_OF_LIST | \ 1091 MPT_SGE_FLAGS_SIMPLE_ELEMENT | \ 1092 MPT_SGE_FLAGS_ADDRESSING | \ 1093 MPT_TRANSFER_IOC_TO_HOST) 1094 #define MPT_SGE_FLAGS_SSIMPLE_WRITE \ 1095 (MPT_SGE_FLAGS_LAST_ELEMENT | \ 1096 MPT_SGE_FLAGS_END_OF_BUFFER | \ 1097 MPT_SGE_FLAGS_END_OF_LIST | \ 1098 MPT_SGE_FLAGS_SIMPLE_ELEMENT | \ 1099 MPT_SGE_FLAGS_ADDRESSING | \ 1100 MPT_TRANSFER_HOST_TO_IOC) 1101 1102 /*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 1103 #endif 1104 1105