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 "3.03.04" 80 #define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.03.04" 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 0x40 /* 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 /* VirtDevice 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 _VirtDevice { 334 struct scsi_device *device; 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 u8 cflags; /* controller flags */ 346 u8 rsvd1raid; 347 u16 fc_phys_lun; 348 u16 fc_xlat_lun; 349 u32 num_luns; 350 u32 luns[8]; /* Max LUNs is 256 */ 351 u8 pad[4]; 352 u8 inq_data[8]; 353 /* IEEE Registered Extended Identifier 354 obtained via INQUIRY VPD page 0x83 */ 355 /* NOTE: Do not separate uniq_prepad and uniq_data 356 as they are treateed as a single entity in the code */ 357 u8 uniq_prepad[8]; 358 u8 uniq_data[20]; 359 u8 pad2[4]; 360 } VirtDevice; 361 362 /* 363 * Fibre Channel (SCSI) target device and associated defines... 364 */ 365 #define MPT_TARGET_DEFAULT_DV_STATUS 0x00 366 #define MPT_TARGET_FLAGS_VALID_NEGO 0x01 367 #define MPT_TARGET_FLAGS_VALID_INQUIRY 0x02 368 #define MPT_TARGET_FLAGS_Q_YES 0x08 369 #define MPT_TARGET_FLAGS_VALID_56 0x10 370 #define MPT_TARGET_FLAGS_SAF_TE_ISSUED 0x20 371 372 /* 373 * /proc/mpt interface 374 */ 375 typedef struct { 376 const char *name; 377 mode_t mode; 378 int pad; 379 read_proc_t *read_proc; 380 write_proc_t *write_proc; 381 } mpt_proc_entry_t; 382 383 #define MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len) \ 384 do { \ 385 len -= offset; \ 386 if (len < request) { \ 387 *eof = 1; \ 388 if (len <= 0) \ 389 return 0; \ 390 } else \ 391 len = request; \ 392 *start = buf + offset; \ 393 return len; \ 394 } while (0) 395 396 397 /* 398 * IOCTL structure and associated defines 399 */ 400 401 #define MPT_IOCTL_STATUS_DID_IOCRESET 0x01 /* IOC Reset occurred on the current*/ 402 #define MPT_IOCTL_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */ 403 #define MPT_IOCTL_STATUS_TIMER_ACTIVE 0x04 /* The timer is running */ 404 #define MPT_IOCTL_STATUS_SENSE_VALID 0x08 /* Sense data is valid */ 405 #define MPT_IOCTL_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */ 406 #define MPT_IOCTL_STATUS_TMTIMER_ACTIVE 0x20 /* The TM timer is running */ 407 #define MPT_IOCTL_STATUS_TM_FAILED 0x40 /* User TM request failed */ 408 409 #define MPTCTL_RESET_OK 0x01 /* Issue Bus Reset */ 410 411 typedef struct _MPT_IOCTL { 412 struct _MPT_ADAPTER *ioc; 413 u8 ReplyFrame[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */ 414 u8 sense[MPT_SENSE_BUFFER_ALLOC]; 415 int wait_done; /* wake-up value for this ioc */ 416 u8 rsvd; 417 u8 status; /* current command status */ 418 u8 reset; /* 1 if bus reset allowed */ 419 u8 target; /* target for reset */ 420 struct semaphore sem_ioc; 421 } MPT_IOCTL; 422 423 #define MPT_SAS_MGMT_STATUS_RF_VALID 0x02 /* The Reply Frame is VALID */ 424 #define MPT_SAS_MGMT_STATUS_COMMAND_GOOD 0x10 /* Command Status GOOD */ 425 #define MPT_SAS_MGMT_STATUS_TM_FAILED 0x40 /* User TM request failed */ 426 427 typedef struct _MPT_SAS_MGMT { 428 struct semaphore mutex; 429 struct completion done; 430 u8 reply[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */ 431 u8 status; /* current command status */ 432 }MPT_SAS_MGMT; 433 434 /* 435 * Event Structure and define 436 */ 437 #define MPTCTL_EVENT_LOG_SIZE (0x000000032) 438 typedef struct _mpt_ioctl_events { 439 u32 event; /* Specified by define above */ 440 u32 eventContext; /* Index or counter */ 441 int data[2]; /* First 8 bytes of Event Data */ 442 } MPT_IOCTL_EVENTS; 443 444 /* 445 * CONFIGPARM status defines 446 */ 447 #define MPT_CONFIG_GOOD MPI_IOCSTATUS_SUCCESS 448 #define MPT_CONFIG_ERROR 0x002F 449 450 /* 451 * Substructure to store SCSI specific configuration page data 452 */ 453 /* dvStatus defines: */ 454 #define MPT_SCSICFG_NEGOTIATE 0x01 /* Negotiate on next IO */ 455 #define MPT_SCSICFG_NEED_DV 0x02 /* Schedule DV */ 456 #define MPT_SCSICFG_DV_PENDING 0x04 /* DV on this physical id pending */ 457 #define MPT_SCSICFG_DV_NOT_DONE 0x08 /* DV has not been performed */ 458 #define MPT_SCSICFG_BLK_NEGO 0x10 /* WriteSDP1 with WDTR and SDTR disabled */ 459 #define MPT_SCSICFG_RELOAD_IOC_PG3 0x20 /* IOC Pg 3 data is obsolete */ 460 /* Args passed to writeSDP1: */ 461 #define MPT_SCSICFG_USE_NVRAM 0x01 /* WriteSDP1 using NVRAM */ 462 #define MPT_SCSICFG_ALL_IDS 0x02 /* WriteSDP1 to all IDS */ 463 /* #define MPT_SCSICFG_BLK_NEGO 0x10 WriteSDP1 with WDTR and SDTR disabled */ 464 465 typedef struct _SpiCfgData { 466 u32 PortFlags; 467 int *nvram; /* table of device NVRAM values */ 468 IOCPage4_t *pIocPg4; /* SEP devices addressing */ 469 dma_addr_t IocPg4_dma; /* Phys Addr of IOCPage4 data */ 470 int IocPg4Sz; /* IOCPage4 size */ 471 u8 dvStatus[MPT_MAX_SCSI_DEVICES]; 472 u8 minSyncFactor; /* 0xFF if async */ 473 u8 maxSyncOffset; /* 0 if async */ 474 u8 maxBusWidth; /* 0 if narrow, 1 if wide */ 475 u8 busType; /* SE, LVD, HD */ 476 u8 sdp1version; /* SDP1 version */ 477 u8 sdp1length; /* SDP1 length */ 478 u8 sdp0version; /* SDP0 version */ 479 u8 sdp0length; /* SDP0 length */ 480 u8 dvScheduled; /* 1 if scheduled */ 481 u8 forceDv; /* 1 to force DV scheduling */ 482 u8 noQas; /* Disable QAS for this adapter */ 483 u8 Saf_Te; /* 1 to force all Processors as 484 * SAF-TE if Inquiry data length 485 * is too short to check for SAF-TE 486 */ 487 u8 mpt_dv; /* command line option: enhanced=1, basic=0 */ 488 u8 bus_reset; /* 1 to allow bus reset */ 489 u8 rsvd[1]; 490 }SpiCfgData; 491 492 typedef struct _SasCfgData { 493 u8 ptClear; /* 1 to automatically clear the 494 * persistent table. 495 * 0 to disable 496 * automatic clearing. 497 */ 498 }SasCfgData; 499 500 typedef struct _RaidCfgData { 501 IOCPage2_t *pIocPg2; /* table of Raid Volumes */ 502 IOCPage3_t *pIocPg3; /* table of physical disks */ 503 int isRaid; /* bit field, 1 if RAID */ 504 }RaidCfgData; 505 506 /* 507 * Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS 508 */ 509 typedef struct _MPT_ADAPTER 510 { 511 int id; /* Unique adapter id N {0,1,2,...} */ 512 int pci_irq; /* This irq */ 513 char name[MPT_NAME_LENGTH]; /* "iocN" */ 514 char *prod_name; /* "LSIFC9x9" */ 515 SYSIF_REGS __iomem *chip; /* == c8817000 (mmap) */ 516 SYSIF_REGS __iomem *pio_chip; /* Programmed IO (downloadboot) */ 517 u8 bus_type; 518 u32 mem_phys; /* == f4020000 (mmap) */ 519 u32 pio_mem_phys; /* Programmed IO (downloadboot) */ 520 int mem_size; /* mmap memory size */ 521 int alloc_total; 522 u32 last_state; 523 int active; 524 u8 *alloc; /* frames alloc ptr */ 525 dma_addr_t alloc_dma; 526 u32 alloc_sz; 527 MPT_FRAME_HDR *reply_frames; /* Reply msg frames - rounded up! */ 528 u32 reply_frames_low_dma; 529 int reply_depth; /* Num Allocated reply frames */ 530 int reply_sz; /* Reply frame size */ 531 int num_chain; /* Number of chain buffers */ 532 /* Pool of buffers for chaining. ReqToChain 533 * and ChainToChain track index of chain buffers. 534 * ChainBuffer (DMA) virt/phys addresses. 535 * FreeChainQ (lock) locking mechanisms. 536 */ 537 int *ReqToChain; 538 int *RequestNB; 539 int *ChainToChain; 540 u8 *ChainBuffer; 541 dma_addr_t ChainBufferDMA; 542 struct list_head FreeChainQ; 543 spinlock_t FreeChainQlock; 544 /* We (host driver) get to manage our own RequestQueue! */ 545 dma_addr_t req_frames_dma; 546 MPT_FRAME_HDR *req_frames; /* Request msg frames - rounded up! */ 547 u32 req_frames_low_dma; 548 int req_depth; /* Number of request frames */ 549 int req_sz; /* Request frame size (bytes) */ 550 spinlock_t FreeQlock; 551 struct list_head FreeQ; 552 /* Pool of SCSI sense buffers for commands coming from 553 * the SCSI mid-layer. We have one 256 byte sense buffer 554 * for each REQ entry. 555 */ 556 u8 *sense_buf_pool; 557 dma_addr_t sense_buf_pool_dma; 558 u32 sense_buf_low_dma; 559 u8 *HostPageBuffer; /* SAS - host page buffer support */ 560 u32 HostPageBuffer_sz; 561 dma_addr_t HostPageBuffer_dma; 562 int mtrr_reg; 563 struct pci_dev *pcidev; /* struct pci_dev pointer */ 564 u8 __iomem *memmap; /* mmap address */ 565 struct Scsi_Host *sh; /* Scsi Host pointer */ 566 SpiCfgData spi_data; /* Scsi config. data */ 567 RaidCfgData raid_data; /* Raid config. data */ 568 SasCfgData sas_data; /* Sas config. data */ 569 MPT_IOCTL *ioctl; /* ioctl data pointer */ 570 struct proc_dir_entry *ioc_dentry; 571 struct _MPT_ADAPTER *alt_ioc; /* ptr to 929 bound adapter port */ 572 spinlock_t diagLock; /* diagnostic reset lock */ 573 int diagPending; 574 u32 biosVersion; /* BIOS version from IO Unit Page 2 */ 575 int eventTypes; /* Event logging parameters */ 576 int eventContext; /* Next event context */ 577 int eventLogSize; /* Max number of cached events */ 578 struct _mpt_ioctl_events *events; /* pointer to event log */ 579 u8 *cached_fw; /* Pointer to FW */ 580 dma_addr_t cached_fw_dma; 581 struct list_head configQ; /* linked list of config. requests */ 582 int hs_reply_idx; 583 #ifndef MFCNT 584 u32 pad0; 585 #else 586 u32 mfcnt; 587 #endif 588 u32 NB_for_64_byte_frame; 589 u32 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)]; 590 u16 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)]; 591 IOCFactsReply_t facts; 592 PortFactsReply_t pfacts[2]; 593 FCPortPage0_t fc_port_page0[2]; 594 struct timer_list persist_timer; /* persist table timer */ 595 int persist_wait_done; /* persist completion flag */ 596 u8 persist_reply_frame[MPT_DEFAULT_FRAME_SIZE]; /* persist reply */ 597 LANPage0_t lan_cnfg_page0; 598 LANPage1_t lan_cnfg_page1; 599 /* 600 * Description: errata_flag_1064 601 * If a PCIX read occurs within 1 or 2 cycles after the chip receives 602 * a split completion for a read data, an internal address pointer incorrectly 603 * increments by 32 bytes 604 */ 605 int errata_flag_1064; 606 u8 FirstWhoInit; 607 u8 upload_fw; /* If set, do a fw upload */ 608 u8 reload_fw; /* Force a FW Reload on next reset */ 609 u8 NBShiftFactor; /* NB Shift Factor based on Block Size (Facts) */ 610 u8 pad1[4]; 611 int DoneCtx; 612 int TaskCtx; 613 int InternalCtx; 614 spinlock_t initializing_hba_lock; 615 int initializing_hba_lock_flag; 616 struct list_head list; 617 struct net_device *netdev; 618 struct list_head sas_topology; 619 MPT_SAS_MGMT sas_mgmt; 620 } MPT_ADAPTER; 621 622 /* 623 * New return value convention: 624 * 1 = Ok to free associated request frame 625 * 0 = not Ok ... 626 */ 627 typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply); 628 typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply); 629 typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase); 630 /* reset_phase defs */ 631 #define MPT_IOC_PRE_RESET 0 632 #define MPT_IOC_POST_RESET 1 633 #define MPT_IOC_SETUP_RESET 2 634 635 /* 636 * Invent MPT host event (super-set of MPI Events) 637 * Fitted to 1030's 64-byte [max] request frame size 638 */ 639 typedef struct _MPT_HOST_EVENT { 640 EventNotificationReply_t MpiEvent; /* 8 32-bit words! */ 641 u32 pad[6]; 642 void *next; 643 } MPT_HOST_EVENT; 644 645 #define MPT_HOSTEVENT_IOC_BRINGUP 0x91 646 #define MPT_HOSTEVENT_IOC_RECOVER 0x92 647 648 /* Define the generic types based on the size 649 * of the dma_addr_t type. 650 */ 651 typedef struct _mpt_sge { 652 u32 FlagsLength; 653 dma_addr_t Address; 654 } MptSge_t; 655 656 #define mpt_addr_size() \ 657 ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SGE_FLAGS_64_BIT_ADDRESSING : \ 658 MPI_SGE_FLAGS_32_BIT_ADDRESSING) 659 660 #define mpt_msg_flags() \ 661 ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : \ 662 MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32) 663 664 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 665 /* 666 * Funky (private) macros... 667 */ 668 #ifdef MPT_DEBUG 669 #define dprintk(x) printk x 670 #else 671 #define dprintk(x) 672 #endif 673 674 #ifdef MPT_DEBUG_INIT 675 #define dinitprintk(x) printk x 676 #define DBG_DUMP_FW_REQUEST_FRAME(mfp) \ 677 { int i, n = 10; \ 678 u32 *m = (u32 *)(mfp); \ 679 printk(KERN_INFO " "); \ 680 for (i=0; i<n; i++) \ 681 printk(" %08x", le32_to_cpu(m[i])); \ 682 printk("\n"); \ 683 } 684 #else 685 #define dinitprintk(x) 686 #define DBG_DUMP_FW_REQUEST_FRAME(mfp) 687 #endif 688 689 #ifdef MPT_DEBUG_EXIT 690 #define dexitprintk(x) printk x 691 #else 692 #define dexitprintk(x) 693 #endif 694 695 #if defined MPT_DEBUG_FAIL || defined (MPT_DEBUG_SG) 696 #define dfailprintk(x) printk x 697 #else 698 #define dfailprintk(x) 699 #endif 700 701 #ifdef MPT_DEBUG_HANDSHAKE 702 #define dhsprintk(x) printk x 703 #else 704 #define dhsprintk(x) 705 #endif 706 707 #ifdef MPT_DEBUG_EVENTS 708 #define devtprintk(x) printk x 709 #else 710 #define devtprintk(x) 711 #endif 712 713 #ifdef MPT_DEBUG_RESET 714 #define drsprintk(x) printk x 715 #else 716 #define drsprintk(x) 717 #endif 718 719 //#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME) 720 #if defined(MPT_DEBUG_MSG_FRAME) 721 #define dmfprintk(x) printk x 722 #define DBG_DUMP_REQUEST_FRAME(mfp) \ 723 { int i, n = 24; \ 724 u32 *m = (u32 *)(mfp); \ 725 for (i=0; i<n; i++) { \ 726 if (i && ((i%8)==0)) \ 727 printk("\n"); \ 728 printk("%08x ", le32_to_cpu(m[i])); \ 729 } \ 730 printk("\n"); \ 731 } 732 #else 733 #define dmfprintk(x) 734 #define DBG_DUMP_REQUEST_FRAME(mfp) 735 #endif 736 737 #ifdef MPT_DEBUG_IRQ 738 #define dirqprintk(x) printk x 739 #else 740 #define dirqprintk(x) 741 #endif 742 743 #ifdef MPT_DEBUG_SG 744 #define dsgprintk(x) printk x 745 #else 746 #define dsgprintk(x) 747 #endif 748 749 #if defined(MPT_DEBUG_DL) || defined(MPT_DEBUG) 750 #define ddlprintk(x) printk x 751 #else 752 #define ddlprintk(x) 753 #endif 754 755 #ifdef MPT_DEBUG_DV 756 #define ddvprintk(x) printk x 757 #else 758 #define ddvprintk(x) 759 #endif 760 761 #ifdef MPT_DEBUG_NEGO 762 #define dnegoprintk(x) printk x 763 #else 764 #define dnegoprintk(x) 765 #endif 766 767 #if defined(MPT_DEBUG_DV) || defined(MPT_DEBUG_DV_TINY) 768 #define ddvtprintk(x) printk x 769 #else 770 #define ddvtprintk(x) 771 #endif 772 773 #ifdef MPT_DEBUG_IOCTL 774 #define dctlprintk(x) printk x 775 #else 776 #define dctlprintk(x) 777 #endif 778 779 #ifdef MPT_DEBUG_REPLY 780 #define dreplyprintk(x) printk x 781 #else 782 #define dreplyprintk(x) 783 #endif 784 785 #ifdef MPT_DEBUG_TM 786 #define dtmprintk(x) printk x 787 #define DBG_DUMP_TM_REQUEST_FRAME(mfp) \ 788 { u32 *m = (u32 *)(mfp); \ 789 int i, n = 13; \ 790 printk("TM_REQUEST:\n"); \ 791 for (i=0; i<n; i++) { \ 792 if (i && ((i%8)==0)) \ 793 printk("\n"); \ 794 printk("%08x ", le32_to_cpu(m[i])); \ 795 } \ 796 printk("\n"); \ 797 } 798 #define DBG_DUMP_TM_REPLY_FRAME(mfp) \ 799 { u32 *m = (u32 *)(mfp); \ 800 int i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16; \ 801 printk("TM_REPLY MessageLength=%d:\n", n); \ 802 for (i=0; i<n; i++) { \ 803 if (i && ((i%8)==0)) \ 804 printk("\n"); \ 805 printk(" %08x", le32_to_cpu(m[i])); \ 806 } \ 807 printk("\n"); \ 808 } 809 #else 810 #define dtmprintk(x) 811 #define DBG_DUMP_TM_REQUEST_FRAME(mfp) 812 #define DBG_DUMP_TM_REPLY_FRAME(mfp) 813 #endif 814 815 #if defined(MPT_DEBUG_CONFIG) || defined(MPT_DEBUG) 816 #define dcprintk(x) printk x 817 #else 818 #define dcprintk(x) 819 #endif 820 821 #if defined(MPT_DEBUG_SCSI) || defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME) 822 #define dsprintk(x) printk x 823 #else 824 #define dsprintk(x) 825 #endif 826 827 828 #define MPT_INDEX_2_MFPTR(ioc,idx) \ 829 (MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) ) 830 831 #define MFPTR_2_MPT_INDEX(ioc,mf) \ 832 (int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz ) 833 834 #define MPT_INDEX_2_RFPTR(ioc,idx) \ 835 (MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) ) 836 837 #if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME) 838 #define DBG_DUMP_REPLY_FRAME(mfp) \ 839 { u32 *m = (u32 *)(mfp); \ 840 int i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16; \ 841 printk(KERN_INFO " "); \ 842 for (i=0; i<n; i++) \ 843 printk(" %08x", le32_to_cpu(m[i])); \ 844 printk("\n"); \ 845 } 846 #define DBG_DUMP_REQUEST_FRAME_HDR(mfp) \ 847 { int i, n = 3; \ 848 u32 *m = (u32 *)(mfp); \ 849 printk(KERN_INFO " "); \ 850 for (i=0; i<n; i++) \ 851 printk(" %08x", le32_to_cpu(m[i])); \ 852 printk("\n"); \ 853 } 854 #else 855 #define DBG_DUMP_REPLY_FRAME(mfp) 856 #define DBG_DUMP_REQUEST_FRAME_HDR(mfp) 857 #endif 858 859 860 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 861 862 #define SCSI_STD_SENSE_BYTES 18 863 #define SCSI_STD_INQUIRY_BYTES 36 864 #define SCSI_MAX_INQUIRY_BYTES 96 865 866 /* 867 * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers 868 * Private to the driver. 869 */ 870 /* LOCAL structure and fields used when processing 871 * internally generated commands. These include: 872 * bus scan, dv and config requests. 873 */ 874 typedef struct _MPT_LOCAL_REPLY { 875 ConfigPageHeader_t header; 876 int completion; 877 u8 sense[SCSI_STD_SENSE_BYTES]; 878 u8 scsiStatus; 879 u8 skip; 880 u32 pad; 881 } MPT_LOCAL_REPLY; 882 883 #define MPT_HOST_BUS_UNKNOWN (0xFF) 884 #define MPT_HOST_TOO_MANY_TM (0x05) 885 #define MPT_HOST_NVRAM_INVALID (0xFFFFFFFF) 886 #define MPT_HOST_NO_CHAIN (0xFFFFFFFF) 887 #define MPT_NVRAM_MASK_TIMEOUT (0x000000FF) 888 #define MPT_NVRAM_SYNC_MASK (0x0000FF00) 889 #define MPT_NVRAM_SYNC_SHIFT (8) 890 #define MPT_NVRAM_DISCONNECT_ENABLE (0x00010000) 891 #define MPT_NVRAM_ID_SCAN_ENABLE (0x00020000) 892 #define MPT_NVRAM_LUN_SCAN_ENABLE (0x00040000) 893 #define MPT_NVRAM_TAG_QUEUE_ENABLE (0x00080000) 894 #define MPT_NVRAM_WIDE_DISABLE (0x00100000) 895 #define MPT_NVRAM_BOOT_CHOICE (0x00200000) 896 897 /* The TM_STATE variable is used to provide strict single threading of TM 898 * requests as well as communicate TM error conditions. 899 */ 900 #define TM_STATE_NONE (0) 901 #define TM_STATE_IN_PROGRESS (1) 902 #define TM_STATE_ERROR (2) 903 904 typedef enum { 905 FC, 906 SCSI, 907 SAS 908 } BUS_TYPE; 909 910 typedef struct _MPT_SCSI_HOST { 911 MPT_ADAPTER *ioc; 912 int port; 913 u32 pad0; 914 struct scsi_cmnd **ScsiLookup; 915 VirtDevice **Targets; 916 MPT_LOCAL_REPLY *pLocal; /* used for internal commands */ 917 struct timer_list timer; 918 /* Pool of memory for holding SCpnts before doing 919 * OS callbacks. freeQ is the free pool. 920 */ 921 u8 tmPending; 922 u8 resetPending; 923 u8 negoNvram; /* DV disabled, nego NVRAM */ 924 u8 pad1; 925 u8 tmState; 926 u8 rsvd[2]; 927 MPT_FRAME_HDR *cmdPtr; /* Ptr to nonOS request */ 928 struct scsi_cmnd *abortSCpnt; 929 MPT_LOCAL_REPLY localReply; /* internal cmd reply struct */ 930 unsigned long hard_resets; /* driver forced bus resets count */ 931 unsigned long soft_resets; /* fw/external bus resets count */ 932 unsigned long timeouts; /* cmd timeouts */ 933 ushort sel_timeout[MPT_MAX_FC_DEVICES]; 934 char *info_kbuf; 935 wait_queue_head_t scandv_waitq; 936 int scandv_wait_done; 937 long last_queue_full; 938 u8 mpt_pq_filter; 939 } MPT_SCSI_HOST; 940 941 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 942 /* 943 * More Dynamic Multi-Pathing stuff... 944 */ 945 946 /* Forward decl, a strange C thing, to prevent gcc compiler warnings */ 947 struct scsi_cmnd; 948 949 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 950 /* 951 * Generic structure passed to the base mpt_config function. 952 */ 953 typedef struct _x_config_parms { 954 struct list_head linkage; /* linked list */ 955 struct timer_list timer; /* timer function for this request */ 956 union { 957 ConfigExtendedPageHeader_t *ehdr; 958 ConfigPageHeader_t *hdr; 959 } cfghdr; 960 dma_addr_t physAddr; 961 int wait_done; /* wait for this request */ 962 u32 pageAddr; /* properly formatted */ 963 u8 action; 964 u8 dir; 965 u8 timeout; /* seconds */ 966 u8 pad1; 967 u16 status; 968 u16 pad2; 969 } CONFIGPARMS; 970 971 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 972 /* 973 * Public entry points... 974 */ 975 extern int mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id); 976 extern void mpt_detach(struct pci_dev *pdev); 977 #ifdef CONFIG_PM 978 extern int mpt_suspend(struct pci_dev *pdev, pm_message_t state); 979 extern int mpt_resume(struct pci_dev *pdev); 980 #endif 981 extern int mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass); 982 extern void mpt_deregister(int cb_idx); 983 extern int mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc); 984 extern void mpt_event_deregister(int cb_idx); 985 extern int mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func); 986 extern void mpt_reset_deregister(int cb_idx); 987 extern int mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx); 988 extern void mpt_device_driver_deregister(int cb_idx); 989 extern MPT_FRAME_HDR *mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc); 990 extern void mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); 991 extern void mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); 992 extern void mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr); 993 994 extern int mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag); 995 extern int mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp); 996 extern u32 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked); 997 extern void mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan); 998 extern int mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag); 999 extern int mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg); 1000 extern int mpt_toolbox(MPT_ADAPTER *ioc, CONFIGPARMS *cfg); 1001 extern void mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size); 1002 extern void mpt_free_fw_memory(MPT_ADAPTER *ioc); 1003 extern int mpt_findImVolumes(MPT_ADAPTER *ioc); 1004 extern int mpt_read_ioc_pg_3(MPT_ADAPTER *ioc); 1005 extern int mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode); 1006 extern int mpt_alt_ioc_wait(MPT_ADAPTER *ioc); 1007 1008 /* 1009 * Public data decl's... 1010 */ 1011 extern struct list_head ioc_list; 1012 extern struct proc_dir_entry *mpt_proc_root_dir; 1013 1014 extern int mpt_lan_index; /* needed by mptlan.c */ 1015 extern int mpt_stm_index; /* needed by mptstm.c */ 1016 1017 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 1018 #endif /* } __KERNEL__ */ 1019 1020 #if defined(__alpha__) || defined(__sparc_v9__) || defined(__ia64__) || defined(__x86_64__) 1021 #define CAST_U32_TO_PTR(x) ((void *)(u64)x) 1022 #define CAST_PTR_TO_U32(x) ((u32)(u64)x) 1023 #else 1024 #define CAST_U32_TO_PTR(x) ((void *)x) 1025 #define CAST_PTR_TO_U32(x) ((u32)x) 1026 #endif 1027 1028 #define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \ 1029 ((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR) ? 'I' : 'i', \ 1030 ((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET) ? 'T' : 't', \ 1031 ((pflags) & MPI_PORTFACTS_PROTOCOL_LAN) ? 'L' : 'l', \ 1032 ((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR) ? 'B' : 'b' 1033 1034 /* 1035 * Shifted SGE Defines - Use in SGE with FlagsLength member. 1036 * Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header). 1037 * Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read 1038 */ 1039 #define MPT_TRANSFER_IOC_TO_HOST (0x00000000) 1040 #define MPT_TRANSFER_HOST_TO_IOC (0x04000000) 1041 #define MPT_SGE_FLAGS_LAST_ELEMENT (0x80000000) 1042 #define MPT_SGE_FLAGS_END_OF_BUFFER (0x40000000) 1043 #define MPT_SGE_FLAGS_LOCAL_ADDRESS (0x08000000) 1044 #define MPT_SGE_FLAGS_DIRECTION (0x04000000) 1045 #define MPT_SGE_FLAGS_ADDRESSING (mpt_addr_size() << MPI_SGE_FLAGS_SHIFT) 1046 #define MPT_SGE_FLAGS_END_OF_LIST (0x01000000) 1047 1048 #define MPT_SGE_FLAGS_TRANSACTION_ELEMENT (0x00000000) 1049 #define MPT_SGE_FLAGS_SIMPLE_ELEMENT (0x10000000) 1050 #define MPT_SGE_FLAGS_CHAIN_ELEMENT (0x30000000) 1051 #define MPT_SGE_FLAGS_ELEMENT_MASK (0x30000000) 1052 1053 #define MPT_SGE_FLAGS_SSIMPLE_READ \ 1054 (MPT_SGE_FLAGS_LAST_ELEMENT | \ 1055 MPT_SGE_FLAGS_END_OF_BUFFER | \ 1056 MPT_SGE_FLAGS_END_OF_LIST | \ 1057 MPT_SGE_FLAGS_SIMPLE_ELEMENT | \ 1058 MPT_SGE_FLAGS_ADDRESSING | \ 1059 MPT_TRANSFER_IOC_TO_HOST) 1060 #define MPT_SGE_FLAGS_SSIMPLE_WRITE \ 1061 (MPT_SGE_FLAGS_LAST_ELEMENT | \ 1062 MPT_SGE_FLAGS_END_OF_BUFFER | \ 1063 MPT_SGE_FLAGS_END_OF_LIST | \ 1064 MPT_SGE_FLAGS_SIMPLE_ELEMENT | \ 1065 MPT_SGE_FLAGS_ADDRESSING | \ 1066 MPT_TRANSFER_HOST_TO_IOC) 1067 1068 /*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ 1069 #endif 1070 1071