1/****************************************************************************** 2* QLOGIC LINUX SOFTWARE 3* 4* QLogic ISP1280 (Ultra2) /12160 (Ultra3) SCSI driver 5* Copyright (C) 2000 Qlogic Corporation 6* (www.qlogic.com) 7* 8* This program is free software; you can redistribute it and/or modify it 9* under the terms of the GNU General Public License as published by the 10* Free Software Foundation; either version 2, or (at your option) any 11* later version. 12* 13* This program is distributed in the hope that it will be useful, but 14* WITHOUT ANY WARRANTY; without even the implied warranty of 15* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16* General Public License for more details. 17* 18******************************************************************************/ 19 20#ifndef _QLA1280_H 21#define _QLA1280_H 22 23/* 24 * Data bit definitions. 25 */ 26#define BIT_0 0x1 27#define BIT_1 0x2 28#define BIT_2 0x4 29#define BIT_3 0x8 30#define BIT_4 0x10 31#define BIT_5 0x20 32#define BIT_6 0x40 33#define BIT_7 0x80 34#define BIT_8 0x100 35#define BIT_9 0x200 36#define BIT_10 0x400 37#define BIT_11 0x800 38#define BIT_12 0x1000 39#define BIT_13 0x2000 40#define BIT_14 0x4000 41#define BIT_15 0x8000 42#define BIT_16 0x10000 43#define BIT_17 0x20000 44#define BIT_18 0x40000 45#define BIT_19 0x80000 46#define BIT_20 0x100000 47#define BIT_21 0x200000 48#define BIT_22 0x400000 49#define BIT_23 0x800000 50#define BIT_24 0x1000000 51#define BIT_25 0x2000000 52#define BIT_26 0x4000000 53#define BIT_27 0x8000000 54#define BIT_28 0x10000000 55#define BIT_29 0x20000000 56#define BIT_30 0x40000000 57#define BIT_31 0x80000000 58 59#if MEMORY_MAPPED_IO 60#define RD_REG_WORD(addr) readw_relaxed(addr) 61#define RD_REG_WORD_dmasync(addr) readw(addr) 62#define WRT_REG_WORD(addr, data) writew(data, addr) 63#else /* MEMORY_MAPPED_IO */ 64#define RD_REG_WORD(addr) inw((unsigned long)addr) 65#define RD_REG_WORD_dmasync(addr) RD_REG_WORD(addr) 66#define WRT_REG_WORD(addr, data) outw(data, (unsigned long)addr) 67#endif /* MEMORY_MAPPED_IO */ 68 69/* 70 * Host adapter default definitions. 71 */ 72#define MAX_BUSES 2 /* 2 */ 73#define MAX_B_BITS 1 74 75#define MAX_TARGETS 16 /* 16 */ 76#define MAX_T_BITS 4 /* 4 */ 77 78#define MAX_LUNS 8 /* 32 */ 79#define MAX_L_BITS 3 /* 5 */ 80 81/* 82 * Watchdog time quantum 83 */ 84#define QLA1280_WDG_TIME_QUANTUM 5 /* In seconds */ 85 86/* Command retry count (0-65535) */ 87#define COMMAND_RETRY_COUNT 255 88 89/* Maximum outstanding commands in ISP queues */ 90#define MAX_OUTSTANDING_COMMANDS 512 91#define COMPLETED_HANDLE ((unsigned char *) \ 92 (MAX_OUTSTANDING_COMMANDS + 2)) 93 94/* ISP request and response entry counts (37-65535) */ 95#define REQUEST_ENTRY_CNT 255 /* Number of request entries. */ 96#define RESPONSE_ENTRY_CNT 63 /* Number of response entries. */ 97 98/* 99 * SCSI Request Block structure (sp) that is placed 100 * on cmd->SCp location of every I/O 101 */ 102struct srb { 103 struct list_head list; /* (8/16) LU queue */ 104 struct scsi_cmnd *cmd; /* (4/8) SCSI command block */ 105 /* NOTE: the sp->cmd will be NULL when this completion is 106 * called, so you should know the scsi_cmnd when using this */ 107 struct completion *wait; 108 dma_addr_t saved_dma_handle; /* for unmap of single transfers */ 109 uint8_t flags; /* (1) Status flags. */ 110 uint8_t dir; /* direction of transfer */ 111}; 112 113/* 114 * SRB flag definitions 115 */ 116#define SRB_TIMEOUT (1 << 0) /* Command timed out */ 117#define SRB_SENT (1 << 1) /* Command sent to ISP */ 118#define SRB_ABORT_PENDING (1 << 2) /* Command abort sent to device */ 119#define SRB_ABORTED (1 << 3) /* Command aborted command already */ 120 121/* 122 * ISP I/O Register Set structure definitions. 123 */ 124struct device_reg { 125 uint16_t id_l; /* ID low */ 126 uint16_t id_h; /* ID high */ 127 uint16_t cfg_0; /* Configuration 0 */ 128#define ISP_CFG0_HWMSK 0x000f /* Hardware revision mask */ 129#define ISP_CFG0_1020 BIT_0 /* ISP1020 */ 130#define ISP_CFG0_1020A BIT_1 /* ISP1020A */ 131#define ISP_CFG0_1040 BIT_2 /* ISP1040 */ 132#define ISP_CFG0_1040A BIT_3 /* ISP1040A */ 133#define ISP_CFG0_1040B BIT_4 /* ISP1040B */ 134#define ISP_CFG0_1040C BIT_5 /* ISP1040C */ 135 uint16_t cfg_1; /* Configuration 1 */ 136#define ISP_CFG1_F128 BIT_6 /* 128-byte FIFO threshold */ 137#define ISP_CFG1_F64 BIT_4|BIT_5 /* 128-byte FIFO threshold */ 138#define ISP_CFG1_F32 BIT_5 /* 128-byte FIFO threshold */ 139#define ISP_CFG1_F16 BIT_4 /* 128-byte FIFO threshold */ 140#define ISP_CFG1_BENAB BIT_2 /* Global Bus burst enable */ 141#define ISP_CFG1_SXP BIT_0 /* SXP register select */ 142 uint16_t ictrl; /* Interface control */ 143#define ISP_RESET BIT_0 /* ISP soft reset */ 144#define ISP_EN_INT BIT_1 /* ISP enable interrupts. */ 145#define ISP_EN_RISC BIT_2 /* ISP enable RISC interrupts. */ 146#define ISP_FLASH_ENABLE BIT_8 /* Flash BIOS Read/Write enable */ 147#define ISP_FLASH_UPPER BIT_9 /* Flash upper bank select */ 148 uint16_t istatus; /* Interface status */ 149#define PCI_64BIT_SLOT BIT_14 /* PCI 64-bit slot indicator. */ 150#define RISC_INT BIT_2 /* RISC interrupt */ 151#define PCI_INT BIT_1 /* PCI interrupt */ 152 uint16_t semaphore; /* Semaphore */ 153 uint16_t nvram; /* NVRAM register. */ 154#define NV_DESELECT 0 155#define NV_CLOCK BIT_0 156#define NV_SELECT BIT_1 157#define NV_DATA_OUT BIT_2 158#define NV_DATA_IN BIT_3 159 uint16_t flash_data; /* Flash BIOS data */ 160 uint16_t flash_address; /* Flash BIOS address */ 161 162 uint16_t unused_1[0x06]; 163 164 /* cdma_* and ddma_* are 1040 only */ 165 uint16_t cdma_cfg; 166#define CDMA_CONF_SENAB BIT_3 /* SXP to DMA Data enable */ 167#define CDMA_CONF_RIRQ BIT_2 /* RISC interrupt enable */ 168#define CDMA_CONF_BENAB BIT_1 /* Bus burst enable */ 169#define CDMA_CONF_DIR BIT_0 /* DMA direction (0=fifo->host 1=host->fifo) */ 170 uint16_t cdma_ctrl; 171 uint16_t cdma_status; 172 uint16_t cdma_fifo_status; 173 uint16_t cdma_count; 174 uint16_t cdma_reserved; 175 uint16_t cdma_address_count_0; 176 uint16_t cdma_address_count_1; 177 uint16_t cdma_address_count_2; 178 uint16_t cdma_address_count_3; 179 180 uint16_t unused_2[0x06]; 181 182 uint16_t ddma_cfg; 183#define DDMA_CONF_SENAB BIT_3 /* SXP to DMA Data enable */ 184#define DDMA_CONF_RIRQ BIT_2 /* RISC interrupt enable */ 185#define DDMA_CONF_BENAB BIT_1 /* Bus burst enable */ 186#define DDMA_CONF_DIR BIT_0 /* DMA direction (0=fifo->host 1=host->fifo) */ 187 uint16_t ddma_ctrl; 188 uint16_t ddma_status; 189 uint16_t ddma_fifo_status; 190 uint16_t ddma_xfer_count_low; 191 uint16_t ddma_xfer_count_high; 192 uint16_t ddma_addr_count_0; 193 uint16_t ddma_addr_count_1; 194 uint16_t ddma_addr_count_2; 195 uint16_t ddma_addr_count_3; 196 197 uint16_t unused_3[0x0e]; 198 199 uint16_t mailbox0; /* Mailbox 0 */ 200 uint16_t mailbox1; /* Mailbox 1 */ 201 uint16_t mailbox2; /* Mailbox 2 */ 202 uint16_t mailbox3; /* Mailbox 3 */ 203 uint16_t mailbox4; /* Mailbox 4 */ 204 uint16_t mailbox5; /* Mailbox 5 */ 205 uint16_t mailbox6; /* Mailbox 6 */ 206 uint16_t mailbox7; /* Mailbox 7 */ 207 208 uint16_t unused_4[0x20];/* 0x80-0xbf Gap */ 209 210 uint16_t host_cmd; /* Host command and control */ 211#define HOST_INT BIT_7 /* host interrupt bit */ 212#define BIOS_ENABLE BIT_0 213 214 uint16_t unused_5[0x5]; /* 0xc2-0xcb Gap */ 215 216 uint16_t gpio_data; 217 uint16_t gpio_enable; 218 219 uint16_t unused_6[0x11]; /* d0-f0 */ 220 uint16_t scsiControlPins; /* f2 */ 221}; 222 223#define MAILBOX_REGISTER_COUNT 8 224 225/* 226 * ISP product identification definitions in mailboxes after reset. 227 */ 228#define PROD_ID_1 0x4953 229#define PROD_ID_2 0x0000 230#define PROD_ID_2a 0x5020 231#define PROD_ID_3 0x2020 232#define PROD_ID_4 0x1 233 234/* 235 * ISP host command and control register command definitions 236 */ 237#define HC_RESET_RISC 0x1000 /* Reset RISC */ 238#define HC_PAUSE_RISC 0x2000 /* Pause RISC */ 239#define HC_RELEASE_RISC 0x3000 /* Release RISC from reset. */ 240#define HC_SET_HOST_INT 0x5000 /* Set host interrupt */ 241#define HC_CLR_HOST_INT 0x6000 /* Clear HOST interrupt */ 242#define HC_CLR_RISC_INT 0x7000 /* Clear RISC interrupt */ 243#define HC_DISABLE_BIOS 0x9000 /* Disable BIOS. */ 244 245/* 246 * ISP mailbox Self-Test status codes 247 */ 248#define MBS_FRM_ALIVE 0 /* Firmware Alive. */ 249#define MBS_CHKSUM_ERR 1 /* Checksum Error. */ 250#define MBS_SHADOW_LD_ERR 2 /* Shadow Load Error. */ 251#define MBS_BUSY 4 /* Busy. */ 252 253/* 254 * ISP mailbox command complete status codes 255 */ 256#define MBS_CMD_CMP 0x4000 /* Command Complete. */ 257#define MBS_INV_CMD 0x4001 /* Invalid Command. */ 258#define MBS_HOST_INF_ERR 0x4002 /* Host Interface Error. */ 259#define MBS_TEST_FAILED 0x4003 /* Test Failed. */ 260#define MBS_CMD_ERR 0x4005 /* Command Error. */ 261#define MBS_CMD_PARAM_ERR 0x4006 /* Command Parameter Error. */ 262 263/* 264 * ISP mailbox asynchronous event status codes 265 */ 266#define MBA_ASYNC_EVENT 0x8000 /* Asynchronous event. */ 267#define MBA_BUS_RESET 0x8001 /* SCSI Bus Reset. */ 268#define MBA_SYSTEM_ERR 0x8002 /* System Error. */ 269#define MBA_REQ_TRANSFER_ERR 0x8003 /* Request Transfer Error. */ 270#define MBA_RSP_TRANSFER_ERR 0x8004 /* Response Transfer Error. */ 271#define MBA_WAKEUP_THRES 0x8005 /* Request Queue Wake-up. */ 272#define MBA_TIMEOUT_RESET 0x8006 /* Execution Timeout Reset. */ 273#define MBA_DEVICE_RESET 0x8007 /* Bus Device Reset. */ 274#define MBA_BUS_MODE_CHANGE 0x800E /* SCSI bus mode transition. */ 275#define MBA_SCSI_COMPLETION 0x8020 /* Completion response. */ 276 277/* 278 * ISP mailbox commands 279 */ 280#define MBC_NOP 0 /* No Operation */ 281#define MBC_LOAD_RAM 1 /* Load RAM */ 282#define MBC_EXECUTE_FIRMWARE 2 /* Execute firmware */ 283#define MBC_DUMP_RAM 3 /* Dump RAM contents */ 284#define MBC_WRITE_RAM_WORD 4 /* Write ram word */ 285#define MBC_READ_RAM_WORD 5 /* Read ram word */ 286#define MBC_MAILBOX_REGISTER_TEST 6 /* Wrap incoming mailboxes */ 287#define MBC_VERIFY_CHECKSUM 7 /* Verify checksum */ 288#define MBC_ABOUT_FIRMWARE 8 /* Get firmware revision */ 289#define MBC_INIT_REQUEST_QUEUE 0x10 /* Initialize request queue */ 290#define MBC_INIT_RESPONSE_QUEUE 0x11 /* Initialize response queue */ 291#define MBC_EXECUTE_IOCB 0x12 /* Execute IOCB command */ 292#define MBC_ABORT_COMMAND 0x15 /* Abort IOCB command */ 293#define MBC_ABORT_DEVICE 0x16 /* Abort device (ID/LUN) */ 294#define MBC_ABORT_TARGET 0x17 /* Abort target (ID) */ 295#define MBC_BUS_RESET 0x18 /* SCSI bus reset */ 296#define MBC_GET_RETRY_COUNT 0x22 /* Get retry count and delay */ 297#define MBC_GET_TARGET_PARAMETERS 0x28 /* Get target parameters */ 298#define MBC_SET_INITIATOR_ID 0x30 /* Set initiator SCSI ID */ 299#define MBC_SET_SELECTION_TIMEOUT 0x31 /* Set selection timeout */ 300#define MBC_SET_RETRY_COUNT 0x32 /* Set retry count and delay */ 301#define MBC_SET_TAG_AGE_LIMIT 0x33 /* Set tag age limit */ 302#define MBC_SET_CLOCK_RATE 0x34 /* Set clock rate */ 303#define MBC_SET_ACTIVE_NEGATION 0x35 /* Set active negation state */ 304#define MBC_SET_ASYNC_DATA_SETUP 0x36 /* Set async data setup time */ 305#define MBC_SET_PCI_CONTROL 0x37 /* Set BUS control parameters */ 306#define MBC_SET_TARGET_PARAMETERS 0x38 /* Set target parameters */ 307#define MBC_SET_DEVICE_QUEUE 0x39 /* Set device queue parameters */ 308#define MBC_SET_RESET_DELAY_PARAMETERS 0x3A /* Set reset delay parameters */ 309#define MBC_SET_SYSTEM_PARAMETER 0x45 /* Set system parameter word */ 310#define MBC_SET_FIRMWARE_FEATURES 0x4A /* Set firmware feature word */ 311#define MBC_INIT_REQUEST_QUEUE_A64 0x52 /* Initialize request queue A64 */ 312#define MBC_INIT_RESPONSE_QUEUE_A64 0x53 /* Initialize response q A64 */ 313#define MBC_ENABLE_TARGET_MODE 0x55 /* Enable target mode */ 314#define MBC_SET_DATA_OVERRUN_RECOVERY 0x5A /* Set data overrun recovery mode */ 315 316/* 317 * ISP Get/Set Target Parameters mailbox command control flags. 318 */ 319#define TP_PPR BIT_5 /* PPR */ 320#define TP_RENEGOTIATE BIT_8 /* Renegotiate on error. */ 321#define TP_STOP_QUEUE BIT_9 /* Stop que on check condition */ 322#define TP_AUTO_REQUEST_SENSE BIT_10 /* Automatic request sense. */ 323#define TP_TAGGED_QUEUE BIT_11 /* Tagged queuing. */ 324#define TP_SYNC BIT_12 /* Synchronous data transfers. */ 325#define TP_WIDE BIT_13 /* Wide data transfers. */ 326#define TP_PARITY BIT_14 /* Parity checking. */ 327#define TP_DISCONNECT BIT_15 /* Disconnect privilege. */ 328 329/* 330 * NVRAM Command values. 331 */ 332#define NV_START_BIT BIT_2 333#define NV_WRITE_OP (BIT_26 | BIT_24) 334#define NV_READ_OP (BIT_26 | BIT_25) 335#define NV_ERASE_OP (BIT_26 | BIT_25 | BIT_24) 336#define NV_MASK_OP (BIT_26 | BIT_25 | BIT_24) 337#define NV_DELAY_COUNT 10 338 339/* 340 * QLogic ISP1280/ISP12160 NVRAM structure definition. 341 */ 342struct nvram { 343 uint8_t id0; /* 0 */ 344 uint8_t id1; /* 1 */ 345 uint8_t id2; /* 2 */ 346 uint8_t id3; /* 3 */ 347 uint8_t version; /* 4 */ 348 349 struct { 350 uint8_t bios_configuration_mode:2; 351 uint8_t bios_disable:1; 352 uint8_t selectable_scsi_boot_enable:1; 353 uint8_t cd_rom_boot_enable:1; 354 uint8_t disable_loading_risc_code:1; 355 uint8_t enable_64bit_addressing:1; 356 uint8_t unused_7:1; 357 } cntr_flags_1; /* 5 */ 358 359 struct { 360 uint8_t boot_lun_number:5; 361 uint8_t scsi_bus_number:1; 362 uint8_t unused_6:1; 363 uint8_t unused_7:1; 364 } cntr_flags_2l; /* 7 */ 365 366 struct { 367 uint8_t boot_target_number:4; 368 uint8_t unused_12:1; 369 uint8_t unused_13:1; 370 uint8_t unused_14:1; 371 uint8_t unused_15:1; 372 } cntr_flags_2h; /* 8 */ 373 374 uint16_t unused_8; /* 8, 9 */ 375 uint16_t unused_10; /* 10, 11 */ 376 uint16_t unused_12; /* 12, 13 */ 377 uint16_t unused_14; /* 14, 15 */ 378 379 struct { 380 uint8_t reserved:2; 381 uint8_t burst_enable:1; 382 uint8_t reserved_1:1; 383 uint8_t fifo_threshold:4; 384 } isp_config; /* 16 */ 385 386 /* Termination 387 * 0 = Disable, 1 = high only, 3 = Auto term 388 */ 389 struct { 390 uint8_t scsi_bus_1_control:2; 391 uint8_t scsi_bus_0_control:2; 392 uint8_t unused_0:1; 393 uint8_t unused_1:1; 394 uint8_t unused_2:1; 395 uint8_t auto_term_support:1; 396 } termination; /* 17 */ 397 398 uint16_t isp_parameter; /* 18, 19 */ 399 400 union { 401 uint16_t w; 402 struct { 403 uint16_t enable_fast_posting:1; 404 uint16_t report_lvd_bus_transition:1; 405 uint16_t unused_2:1; 406 uint16_t unused_3:1; 407 uint16_t disable_iosbs_with_bus_reset_status:1; 408 uint16_t disable_synchronous_backoff:1; 409 uint16_t unused_6:1; 410 uint16_t synchronous_backoff_reporting:1; 411 uint16_t disable_reselection_fairness:1; 412 uint16_t unused_9:1; 413 uint16_t unused_10:1; 414 uint16_t unused_11:1; 415 uint16_t unused_12:1; 416 uint16_t unused_13:1; 417 uint16_t unused_14:1; 418 uint16_t unused_15:1; 419 } f; 420 } firmware_feature; /* 20, 21 */ 421 422 uint16_t unused_22; /* 22, 23 */ 423 424 struct { 425 struct { 426 uint8_t initiator_id:4; 427 uint8_t scsi_reset_disable:1; 428 uint8_t scsi_bus_size:1; 429 uint8_t scsi_bus_type:1; 430 uint8_t unused_7:1; 431 } config_1; /* 24 */ 432 433 uint8_t bus_reset_delay; /* 25 */ 434 uint8_t retry_count; /* 26 */ 435 uint8_t retry_delay; /* 27 */ 436 437 struct { 438 uint8_t async_data_setup_time:4; 439 uint8_t req_ack_active_negation:1; 440 uint8_t data_line_active_negation:1; 441 uint8_t unused_6:1; 442 uint8_t unused_7:1; 443 } config_2; /* 28 */ 444 445 uint8_t unused_29; /* 29 */ 446 447 uint16_t selection_timeout; /* 30, 31 */ 448 uint16_t max_queue_depth; /* 32, 33 */ 449 450 uint16_t unused_34; /* 34, 35 */ 451 uint16_t unused_36; /* 36, 37 */ 452 uint16_t unused_38; /* 38, 39 */ 453 454 struct { 455 struct { 456 uint8_t renegotiate_on_error:1; 457 uint8_t stop_queue_on_check:1; 458 uint8_t auto_request_sense:1; 459 uint8_t tag_queuing:1; 460 uint8_t enable_sync:1; 461 uint8_t enable_wide:1; 462 uint8_t parity_checking:1; 463 uint8_t disconnect_allowed:1; 464 } parameter; /* 40 */ 465 466 uint8_t execution_throttle; /* 41 */ 467 uint8_t sync_period; /* 42 */ 468 469 union { /* 43 */ 470 uint8_t flags_43; 471 struct { 472 uint8_t sync_offset:4; 473 uint8_t device_enable:1; 474 uint8_t lun_disable:1; 475 uint8_t unused_6:1; 476 uint8_t unused_7:1; 477 } flags1x80; 478 struct { 479 uint8_t sync_offset:5; 480 uint8_t device_enable:1; 481 uint8_t unused_6:1; 482 uint8_t unused_7:1; 483 } flags1x160; 484 } flags; 485 union { /* PPR flags for the 1x160 controllers */ 486 uint8_t unused_44; 487 struct { 488 uint8_t ppr_options:4; 489 uint8_t ppr_bus_width:2; 490 uint8_t unused_8:1; 491 uint8_t enable_ppr:1; 492 } flags; /* 44 */ 493 } ppr_1x160; 494 uint8_t unused_45; /* 45 */ 495 } target[MAX_TARGETS]; 496 } bus[MAX_BUSES]; 497 498 uint16_t unused_248; /* 248, 249 */ 499 500 uint16_t subsystem_id[2]; /* 250, 251, 252, 253 */ 501 502 union { /* 254 */ 503 uint8_t unused_254; 504 uint8_t system_id_pointer; 505 } sysid_1x160; 506 507 uint8_t chksum; /* 255 */ 508}; 509 510/* 511 * ISP queue - command entry structure definition. 512 */ 513#define MAX_CMDSZ 12 /* SCSI maximum CDB size. */ 514struct cmd_entry { 515 uint8_t entry_type; /* Entry type. */ 516#define COMMAND_TYPE 1 /* Command entry */ 517 uint8_t entry_count; /* Entry count. */ 518 uint8_t sys_define; /* System defined. */ 519 uint8_t entry_status; /* Entry Status. */ 520 __le32 handle; /* System handle. */ 521 uint8_t lun; /* SCSI LUN */ 522 uint8_t target; /* SCSI ID */ 523 __le16 cdb_len; /* SCSI command length. */ 524 __le16 control_flags; /* Control flags. */ 525 __le16 reserved; 526 __le16 timeout; /* Command timeout. */ 527 __le16 dseg_count; /* Data segment count. */ 528 uint8_t scsi_cdb[MAX_CMDSZ]; /* SCSI command words. */ 529 __le32 dseg_0_address; /* Data segment 0 address. */ 530 __le32 dseg_0_length; /* Data segment 0 length. */ 531 __le32 dseg_1_address; /* Data segment 1 address. */ 532 __le32 dseg_1_length; /* Data segment 1 length. */ 533 __le32 dseg_2_address; /* Data segment 2 address. */ 534 __le32 dseg_2_length; /* Data segment 2 length. */ 535 __le32 dseg_3_address; /* Data segment 3 address. */ 536 __le32 dseg_3_length; /* Data segment 3 length. */ 537}; 538 539/* 540 * ISP queue - continuation entry structure definition. 541 */ 542struct cont_entry { 543 uint8_t entry_type; /* Entry type. */ 544#define CONTINUE_TYPE 2 /* Continuation entry. */ 545 uint8_t entry_count; /* Entry count. */ 546 uint8_t sys_define; /* System defined. */ 547 uint8_t entry_status; /* Entry Status. */ 548 __le32 reserved; /* Reserved */ 549 __le32 dseg_0_address; /* Data segment 0 address. */ 550 __le32 dseg_0_length; /* Data segment 0 length. */ 551 __le32 dseg_1_address; /* Data segment 1 address. */ 552 __le32 dseg_1_length; /* Data segment 1 length. */ 553 __le32 dseg_2_address; /* Data segment 2 address. */ 554 __le32 dseg_2_length; /* Data segment 2 length. */ 555 __le32 dseg_3_address; /* Data segment 3 address. */ 556 __le32 dseg_3_length; /* Data segment 3 length. */ 557 __le32 dseg_4_address; /* Data segment 4 address. */ 558 __le32 dseg_4_length; /* Data segment 4 length. */ 559 __le32 dseg_5_address; /* Data segment 5 address. */ 560 __le32 dseg_5_length; /* Data segment 5 length. */ 561 __le32 dseg_6_address; /* Data segment 6 address. */ 562 __le32 dseg_6_length; /* Data segment 6 length. */ 563}; 564 565/* 566 * ISP queue - status entry structure definition. 567 */ 568struct response { 569 uint8_t entry_type; /* Entry type. */ 570#define STATUS_TYPE 3 /* Status entry. */ 571 uint8_t entry_count; /* Entry count. */ 572 uint8_t sys_define; /* System defined. */ 573 uint8_t entry_status; /* Entry Status. */ 574#define RF_CONT BIT_0 /* Continuation. */ 575#define RF_FULL BIT_1 /* Full */ 576#define RF_BAD_HEADER BIT_2 /* Bad header. */ 577#define RF_BAD_PAYLOAD BIT_3 /* Bad payload. */ 578 __le32 handle; /* System handle. */ 579 __le16 scsi_status; /* SCSI status. */ 580 __le16 comp_status; /* Completion status. */ 581 __le16 state_flags; /* State flags. */ 582#define SF_TRANSFER_CMPL BIT_14 /* Transfer Complete. */ 583#define SF_GOT_SENSE BIT_13 /* Got Sense */ 584#define SF_GOT_STATUS BIT_12 /* Got Status */ 585#define SF_TRANSFERRED_DATA BIT_11 /* Transferred data */ 586#define SF_SENT_CDB BIT_10 /* Send CDB */ 587#define SF_GOT_TARGET BIT_9 /* */ 588#define SF_GOT_BUS BIT_8 /* */ 589 __le16 status_flags; /* Status flags. */ 590 __le16 time; /* Time. */ 591 __le16 req_sense_length;/* Request sense data length. */ 592 __le32 residual_length; /* Residual transfer length. */ 593 __le16 reserved[4]; 594 uint8_t req_sense_data[32]; /* Request sense data. */ 595}; 596 597/* 598 * ISP queue - marker entry structure definition. 599 */ 600struct mrk_entry { 601 uint8_t entry_type; /* Entry type. */ 602#define MARKER_TYPE 4 /* Marker entry. */ 603 uint8_t entry_count; /* Entry count. */ 604 uint8_t sys_define; /* System defined. */ 605 uint8_t entry_status; /* Entry Status. */ 606 __le32 reserved; 607 uint8_t lun; /* SCSI LUN */ 608 uint8_t target; /* SCSI ID */ 609 uint8_t modifier; /* Modifier (7-0). */ 610#define MK_SYNC_ID_LUN 0 /* Synchronize ID/LUN */ 611#define MK_SYNC_ID 1 /* Synchronize ID */ 612#define MK_SYNC_ALL 2 /* Synchronize all ID/LUN */ 613 uint8_t reserved_1[53]; 614}; 615 616/* 617 * ISP queue - extended command entry structure definition. 618 * 619 * Unused by the driver! 620 */ 621struct ecmd_entry { 622 uint8_t entry_type; /* Entry type. */ 623#define EXTENDED_CMD_TYPE 5 /* Extended command entry. */ 624 uint8_t entry_count; /* Entry count. */ 625 uint8_t sys_define; /* System defined. */ 626 uint8_t entry_status; /* Entry Status. */ 627 uint32_t handle; /* System handle. */ 628 uint8_t lun; /* SCSI LUN */ 629 uint8_t target; /* SCSI ID */ 630 __le16 cdb_len; /* SCSI command length. */ 631 __le16 control_flags; /* Control flags. */ 632 __le16 reserved; 633 __le16 timeout; /* Command timeout. */ 634 __le16 dseg_count; /* Data segment count. */ 635 uint8_t scsi_cdb[88]; /* SCSI command words. */ 636}; 637 638/* 639 * ISP queue - 64-Bit addressing, command entry structure definition. 640 */ 641typedef struct { 642 uint8_t entry_type; /* Entry type. */ 643#define COMMAND_A64_TYPE 9 /* Command A64 entry */ 644 uint8_t entry_count; /* Entry count. */ 645 uint8_t sys_define; /* System defined. */ 646 uint8_t entry_status; /* Entry Status. */ 647 __le32 handle; /* System handle. */ 648 uint8_t lun; /* SCSI LUN */ 649 uint8_t target; /* SCSI ID */ 650 __le16 cdb_len; /* SCSI command length. */ 651 __le16 control_flags; /* Control flags. */ 652 __le16 reserved; 653 __le16 timeout; /* Command timeout. */ 654 __le16 dseg_count; /* Data segment count. */ 655 uint8_t scsi_cdb[MAX_CMDSZ]; /* SCSI command words. */ 656 __le32 reserved_1[2]; /* unused */ 657 __le32 dseg_0_address[2]; /* Data segment 0 address. */ 658 __le32 dseg_0_length; /* Data segment 0 length. */ 659 __le32 dseg_1_address[2]; /* Data segment 1 address. */ 660 __le32 dseg_1_length; /* Data segment 1 length. */ 661} cmd_a64_entry_t, request_t; 662 663/* 664 * ISP queue - 64-Bit addressing, continuation entry structure definition. 665 */ 666struct cont_a64_entry { 667 uint8_t entry_type; /* Entry type. */ 668#define CONTINUE_A64_TYPE 0xA /* Continuation A64 entry. */ 669 uint8_t entry_count; /* Entry count. */ 670 uint8_t sys_define; /* System defined. */ 671 uint8_t entry_status; /* Entry Status. */ 672 __le32 dseg_0_address[2]; /* Data segment 0 address. */ 673 __le32 dseg_0_length; /* Data segment 0 length. */ 674 __le32 dseg_1_address[2]; /* Data segment 1 address. */ 675 __le32 dseg_1_length; /* Data segment 1 length. */ 676 __le32 dseg_2_address[2]; /* Data segment 2 address. */ 677 __le32 dseg_2_length; /* Data segment 2 length. */ 678 __le32 dseg_3_address[2]; /* Data segment 3 address. */ 679 __le32 dseg_3_length; /* Data segment 3 length. */ 680 __le32 dseg_4_address[2]; /* Data segment 4 address. */ 681 __le32 dseg_4_length; /* Data segment 4 length. */ 682}; 683 684/* 685 * ISP queue - enable LUN entry structure definition. 686 */ 687struct elun_entry { 688 uint8_t entry_type; /* Entry type. */ 689#define ENABLE_LUN_TYPE 0xB /* Enable LUN entry. */ 690 uint8_t entry_count; /* Entry count. */ 691 uint8_t reserved_1; 692 uint8_t entry_status; /* Entry Status not used. */ 693 __le32 reserved_2; 694 __le16 lun; /* Bit 15 is bus number. */ 695 __le16 reserved_4; 696 __le32 option_flags; 697 uint8_t status; 698 uint8_t reserved_5; 699 uint8_t command_count; /* Number of ATIOs allocated. */ 700 uint8_t immed_notify_count; /* Number of Immediate Notify */ 701 /* entries allocated. */ 702 uint8_t group_6_length; /* SCSI CDB length for group 6 */ 703 /* commands (2-26). */ 704 uint8_t group_7_length; /* SCSI CDB length for group 7 */ 705 /* commands (2-26). */ 706 __le16 timeout; /* 0 = 30 seconds, 0xFFFF = disable */ 707 __le16 reserved_6[20]; 708}; 709 710/* 711 * ISP queue - modify LUN entry structure definition. 712 * 713 * Unused by the driver! 714 */ 715struct modify_lun_entry { 716 uint8_t entry_type; /* Entry type. */ 717#define MODIFY_LUN_TYPE 0xC /* Modify LUN entry. */ 718 uint8_t entry_count; /* Entry count. */ 719 uint8_t reserved_1; 720 uint8_t entry_status; /* Entry Status. */ 721 __le32 reserved_2; 722 uint8_t lun; /* SCSI LUN */ 723 uint8_t reserved_3; 724 uint8_t operators; 725 uint8_t reserved_4; 726 __le32 option_flags; 727 uint8_t status; 728 uint8_t reserved_5; 729 uint8_t command_count; /* Number of ATIOs allocated. */ 730 uint8_t immed_notify_count; /* Number of Immediate Notify */ 731 /* entries allocated. */ 732 __le16 reserved_6; 733 __le16 timeout; /* 0 = 30 seconds, 0xFFFF = disable */ 734 __le16 reserved_7[20]; 735}; 736 737/* 738 * ISP queue - immediate notify entry structure definition. 739 */ 740struct notify_entry { 741 uint8_t entry_type; /* Entry type. */ 742#define IMMED_NOTIFY_TYPE 0xD /* Immediate notify entry. */ 743 uint8_t entry_count; /* Entry count. */ 744 uint8_t reserved_1; 745 uint8_t entry_status; /* Entry Status. */ 746 __le32 reserved_2; 747 uint8_t lun; 748 uint8_t initiator_id; 749 uint8_t reserved_3; 750 uint8_t target_id; 751 __le32 option_flags; 752 uint8_t status; 753 uint8_t reserved_4; 754 uint8_t tag_value; /* Received queue tag message value */ 755 uint8_t tag_type; /* Received queue tag message type */ 756 /* entries allocated. */ 757 __le16 seq_id; 758 uint8_t scsi_msg[8]; /* SCSI message not handled by ISP */ 759 __le16 reserved_5[8]; 760 uint8_t sense_data[18]; 761}; 762 763/* 764 * ISP queue - notify acknowledge entry structure definition. 765 */ 766struct nack_entry { 767 uint8_t entry_type; /* Entry type. */ 768#define NOTIFY_ACK_TYPE 0xE /* Notify acknowledge entry. */ 769 uint8_t entry_count; /* Entry count. */ 770 uint8_t reserved_1; 771 uint8_t entry_status; /* Entry Status. */ 772 __le32 reserved_2; 773 uint8_t lun; 774 uint8_t initiator_id; 775 uint8_t reserved_3; 776 uint8_t target_id; 777 __le32 option_flags; 778 uint8_t status; 779 uint8_t event; 780 __le16 seq_id; 781 __le16 reserved_4[22]; 782}; 783 784/* 785 * ISP queue - Accept Target I/O (ATIO) entry structure definition. 786 */ 787struct atio_entry { 788 uint8_t entry_type; /* Entry type. */ 789#define ACCEPT_TGT_IO_TYPE 6 /* Accept target I/O entry. */ 790 uint8_t entry_count; /* Entry count. */ 791 uint8_t reserved_1; 792 uint8_t entry_status; /* Entry Status. */ 793 __le32 reserved_2; 794 uint8_t lun; 795 uint8_t initiator_id; 796 uint8_t cdb_len; 797 uint8_t target_id; 798 __le32 option_flags; 799 uint8_t status; 800 uint8_t scsi_status; 801 uint8_t tag_value; /* Received queue tag message value */ 802 uint8_t tag_type; /* Received queue tag message type */ 803 uint8_t cdb[26]; 804 uint8_t sense_data[18]; 805}; 806 807/* 808 * ISP queue - Continue Target I/O (CTIO) entry structure definition. 809 */ 810struct ctio_entry { 811 uint8_t entry_type; /* Entry type. */ 812#define CONTINUE_TGT_IO_TYPE 7 /* CTIO entry */ 813 uint8_t entry_count; /* Entry count. */ 814 uint8_t reserved_1; 815 uint8_t entry_status; /* Entry Status. */ 816 __le32 reserved_2; 817 uint8_t lun; /* SCSI LUN */ 818 uint8_t initiator_id; 819 uint8_t reserved_3; 820 uint8_t target_id; 821 __le32 option_flags; 822 uint8_t status; 823 uint8_t scsi_status; 824 uint8_t tag_value; /* Received queue tag message value */ 825 uint8_t tag_type; /* Received queue tag message type */ 826 __le32 transfer_length; 827 __le32 residual; 828 __le16 timeout; /* 0 = 30 seconds, 0xFFFF = disable */ 829 __le16 dseg_count; /* Data segment count. */ 830 __le32 dseg_0_address; /* Data segment 0 address. */ 831 __le32 dseg_0_length; /* Data segment 0 length. */ 832 __le32 dseg_1_address; /* Data segment 1 address. */ 833 __le32 dseg_1_length; /* Data segment 1 length. */ 834 __le32 dseg_2_address; /* Data segment 2 address. */ 835 __le32 dseg_2_length; /* Data segment 2 length. */ 836 __le32 dseg_3_address; /* Data segment 3 address. */ 837 __le32 dseg_3_length; /* Data segment 3 length. */ 838}; 839 840/* 841 * ISP queue - CTIO returned entry structure definition. 842 */ 843struct ctio_ret_entry { 844 uint8_t entry_type; /* Entry type. */ 845#define CTIO_RET_TYPE 7 /* CTIO return entry */ 846 uint8_t entry_count; /* Entry count. */ 847 uint8_t reserved_1; 848 uint8_t entry_status; /* Entry Status. */ 849 __le32 reserved_2; 850 uint8_t lun; /* SCSI LUN */ 851 uint8_t initiator_id; 852 uint8_t reserved_3; 853 uint8_t target_id; 854 __le32 option_flags; 855 uint8_t status; 856 uint8_t scsi_status; 857 uint8_t tag_value; /* Received queue tag message value */ 858 uint8_t tag_type; /* Received queue tag message type */ 859 __le32 transfer_length; 860 __le32 residual; 861 __le16 timeout; /* 0 = 30 seconds, 0xFFFF = disable */ 862 __le16 dseg_count; /* Data segment count. */ 863 __le32 dseg_0_address; /* Data segment 0 address. */ 864 __le32 dseg_0_length; /* Data segment 0 length. */ 865 __le32 dseg_1_address; /* Data segment 1 address. */ 866 __le16 dseg_1_length; /* Data segment 1 length. */ 867 uint8_t sense_data[18]; 868}; 869 870/* 871 * ISP queue - CTIO A64 entry structure definition. 872 */ 873struct ctio_a64_entry { 874 uint8_t entry_type; /* Entry type. */ 875#define CTIO_A64_TYPE 0xF /* CTIO A64 entry */ 876 uint8_t entry_count; /* Entry count. */ 877 uint8_t reserved_1; 878 uint8_t entry_status; /* Entry Status. */ 879 __le32 reserved_2; 880 uint8_t lun; /* SCSI LUN */ 881 uint8_t initiator_id; 882 uint8_t reserved_3; 883 uint8_t target_id; 884 __le32 option_flags; 885 uint8_t status; 886 uint8_t scsi_status; 887 uint8_t tag_value; /* Received queue tag message value */ 888 uint8_t tag_type; /* Received queue tag message type */ 889 __le32 transfer_length; 890 __le32 residual; 891 __le16 timeout; /* 0 = 30 seconds, 0xFFFF = disable */ 892 __le16 dseg_count; /* Data segment count. */ 893 __le32 reserved_4[2]; 894 __le32 dseg_0_address[2];/* Data segment 0 address. */ 895 __le32 dseg_0_length; /* Data segment 0 length. */ 896 __le32 dseg_1_address[2];/* Data segment 1 address. */ 897 __le32 dseg_1_length; /* Data segment 1 length. */ 898}; 899 900/* 901 * ISP queue - CTIO returned entry structure definition. 902 */ 903struct ctio_a64_ret_entry { 904 uint8_t entry_type; /* Entry type. */ 905#define CTIO_A64_RET_TYPE 0xF /* CTIO A64 returned entry */ 906 uint8_t entry_count; /* Entry count. */ 907 uint8_t reserved_1; 908 uint8_t entry_status; /* Entry Status. */ 909 __le32 reserved_2; 910 uint8_t lun; /* SCSI LUN */ 911 uint8_t initiator_id; 912 uint8_t reserved_3; 913 uint8_t target_id; 914 __le32 option_flags; 915 uint8_t status; 916 uint8_t scsi_status; 917 uint8_t tag_value; /* Received queue tag message value */ 918 uint8_t tag_type; /* Received queue tag message type */ 919 __le32 transfer_length; 920 __le32 residual; 921 __le16 timeout; /* 0 = 30 seconds, 0xFFFF = disable */ 922 __le16 dseg_count; /* Data segment count. */ 923 __le16 reserved_4[7]; 924 uint8_t sense_data[18]; 925}; 926 927/* 928 * ISP request and response queue entry sizes 929 */ 930#define RESPONSE_ENTRY_SIZE (sizeof(struct response)) 931#define REQUEST_ENTRY_SIZE (sizeof(request_t)) 932 933/* 934 * ISP status entry - completion status definitions. 935 */ 936#define CS_COMPLETE 0x0 /* No errors */ 937#define CS_INCOMPLETE 0x1 /* Incomplete transfer of cmd. */ 938#define CS_DMA 0x2 /* A DMA direction error. */ 939#define CS_TRANSPORT 0x3 /* Transport error. */ 940#define CS_RESET 0x4 /* SCSI bus reset occurred */ 941#define CS_ABORTED 0x5 /* System aborted command. */ 942#define CS_TIMEOUT 0x6 /* Timeout error. */ 943#define CS_DATA_OVERRUN 0x7 /* Data overrun. */ 944#define CS_COMMAND_OVERRUN 0x8 /* Command Overrun. */ 945#define CS_STATUS_OVERRUN 0x9 /* Status Overrun. */ 946#define CS_BAD_MSG 0xA /* Bad msg after status phase. */ 947#define CS_NO_MSG_OUT 0xB /* No msg out after selection. */ 948#define CS_EXTENDED_ID 0xC /* Extended ID failed. */ 949#define CS_IDE_MSG 0xD /* Target rejected IDE msg. */ 950#define CS_ABORT_MSG 0xE /* Target rejected abort msg. */ 951#define CS_REJECT_MSG 0xF /* Target rejected reject msg. */ 952#define CS_NOP_MSG 0x10 /* Target rejected NOP msg. */ 953#define CS_PARITY_MSG 0x11 /* Target rejected parity msg. */ 954#define CS_DEV_RESET_MSG 0x12 /* Target rejected dev rst msg. */ 955#define CS_ID_MSG 0x13 /* Target rejected ID msg. */ 956#define CS_FREE 0x14 /* Unexpected bus free. */ 957#define CS_DATA_UNDERRUN 0x15 /* Data Underrun. */ 958#define CS_TRANACTION_1 0x18 /* Transaction error 1 */ 959#define CS_TRANACTION_2 0x19 /* Transaction error 2 */ 960#define CS_TRANACTION_3 0x1a /* Transaction error 3 */ 961#define CS_INV_ENTRY_TYPE 0x1b /* Invalid entry type */ 962#define CS_DEV_QUEUE_FULL 0x1c /* Device queue full */ 963#define CS_PHASED_SKIPPED 0x1d /* SCSI phase skipped */ 964#define CS_ARS_FAILED 0x1e /* ARS failed */ 965#define CS_LVD_BUS_ERROR 0x21 /* LVD bus error */ 966#define CS_BAD_PAYLOAD 0x80 /* Driver defined */ 967#define CS_UNKNOWN 0x81 /* Driver defined */ 968#define CS_RETRY 0x82 /* Driver defined */ 969 970/* 971 * ISP target entries - Option flags bit definitions. 972 */ 973#define OF_ENABLE_TAG BIT_1 /* Tagged queue action enable */ 974#define OF_DATA_IN BIT_6 /* Data in to initiator */ 975 /* (data from target to initiator) */ 976#define OF_DATA_OUT BIT_7 /* Data out from initiator */ 977 /* (data from initiator to target) */ 978#define OF_NO_DATA (BIT_7 | BIT_6) 979#define OF_DISC_DISABLED BIT_15 /* Disconnects disabled */ 980#define OF_DISABLE_SDP BIT_24 /* Disable sending save data ptr */ 981#define OF_SEND_RDP BIT_26 /* Send restore data pointers msg */ 982#define OF_FORCE_DISC BIT_30 /* Disconnects mandatory */ 983#define OF_SSTS BIT_31 /* Send SCSI status */ 984 985 986/* 987 * BUS parameters/settings structure - UNUSED 988 */ 989struct bus_param { 990 uint8_t id; /* Host adapter SCSI id */ 991 uint8_t bus_reset_delay; /* SCSI bus reset delay. */ 992 uint8_t failed_reset_count; /* number of time reset failed */ 993 uint8_t unused; 994 uint16_t device_enables; /* Device enable bits. */ 995 uint16_t lun_disables; /* LUN disable bits. */ 996 uint16_t qtag_enables; /* Tag queue enables. */ 997 uint16_t hiwat; /* High water mark per device. */ 998 uint8_t reset_marker:1; 999 uint8_t disable_scsi_reset:1; 1000 uint8_t scsi_bus_dead:1; /* SCSI Bus is Dead, when 5 back to back resets failed */
1001}; 1002 1003 1004struct qla_driver_setup { 1005 uint32_t no_sync:1; 1006 uint32_t no_wide:1; 1007 uint32_t no_ppr:1; 1008 uint32_t no_nvram:1; 1009 uint16_t sync_mask; 1010 uint16_t wide_mask; 1011 uint16_t ppr_mask; 1012}; 1013 1014 1015/* 1016 * Linux Host Adapter structure 1017 */ 1018struct scsi_qla_host { 1019 /* Linux adapter configuration data */ 1020 struct Scsi_Host *host; /* pointer to host data */ 1021 struct scsi_qla_host *next; 1022 struct device_reg __iomem *iobase; /* Base Memory-mapped I/O address */ 1023 1024 unsigned char __iomem *mmpbase; /* memory mapped address */ 1025 unsigned long host_no; 1026 struct pci_dev *pdev; 1027 uint8_t devnum; 1028 uint8_t revision; 1029 uint8_t ports; 1030 1031 unsigned long actthreads; 1032 unsigned long isr_count; /* Interrupt count */ 1033 unsigned long spurious_int; 1034 1035 /* Outstandings ISP commands. */ 1036 struct srb *outstanding_cmds[MAX_OUTSTANDING_COMMANDS]; 1037 1038 /* BUS configuration data */ 1039 struct bus_param bus_settings[MAX_BUSES]; 1040 1041 /* Received ISP mailbox data. */ 1042 volatile uint16_t mailbox_out[MAILBOX_REGISTER_COUNT]; 1043 1044 dma_addr_t request_dma; /* Physical Address */ 1045 request_t *request_ring; /* Base virtual address */ 1046 request_t *request_ring_ptr; /* Current address. */ 1047 uint16_t req_ring_index; /* Current index. */ 1048 uint16_t req_q_cnt; /* Number of available entries. */ 1049 1050 dma_addr_t response_dma; /* Physical address. */ 1051 struct response *response_ring; /* Base virtual address */ 1052 struct response *response_ring_ptr; /* Current address. */ 1053 uint16_t rsp_ring_index; /* Current index. */ 1054 1055 struct list_head done_q; /* Done queue */ 1056 1057 struct completion *mailbox_wait; 1058 1059 volatile struct { 1060 uint32_t online:1; /* 0 */ 1061 uint32_t reset_marker:1; /* 1 */ 1062 uint32_t disable_host_adapter:1; /* 2 */ 1063 uint32_t reset_active:1; /* 3 */ 1064 uint32_t abort_isp_active:1; /* 4 */ 1065 uint32_t disable_risc_code_load:1; /* 5 */ 1066#ifdef __ia64__ 1067 uint32_t use_pci_vchannel:1; 1068#endif 1069 } flags; 1070 1071 struct nvram nvram; 1072 int nvram_valid; 1073 1074 /* Firmware Info */ 1075 unsigned short fwstart; /* start address for F/W */ 1076 unsigned char fwver1; /* F/W version first char */ 1077 unsigned char fwver2; /* F/W version second char */ 1078 unsigned char fwver3; /* F/W version third char */ 1079}; 1080 1081#endif /* _QLA1280_H */ 1082