1 /*- 2 * Copyright (c) 2000 Michael Smith 3 * Copyright (c) 2000 BSDi 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD: src/sys/dev/mly/mlyreg.h,v 1.2 2002/09/23 18:54:30 alfred Exp $ 28 */ 29 30 /* 31 * Section numbers in this document refer to the Mylex "Firmware Software Interface" 32 * document ('FSI'), revision 0.11 04/11/00 unless otherwise qualified. 33 * 34 * Reference is made to the Mylex "Programming Guide for 6.x Controllers" document 35 * ('PG6'), document #771242 revision 0.02, 04/11/00 36 * 37 * Note that fields marked N/A are not supported by the PCI controllers, but are 38 * defined here to hold place in datastructures that are shared with the SCSI 39 * controllers. Items not relevant to PCI controllers are not described here. 40 * 41 * Ordering of items in this file is a little odd due to the constraints of 42 * nested declarations. 43 */ 44 45 /* 46 * 2.1 (Scatter Gather List Format) 47 */ 48 struct mly_sg_entry { 49 u_int64_t physaddr; 50 u_int64_t length; 51 } __packed; 52 53 /* 54 * 5.2 System Device Access 55 * 56 * This is corroborated by the layout of the MDACIOCTL_GETCONTROLLERINFO data 57 * in 21.8 58 */ 59 #define MLY_MAX_CHANNELS 6 60 #define MLY_MAX_TARGETS 16 61 #define MLY_MAX_LUNS 1 62 63 /* 64 * 8.1 Different Device States 65 */ 66 #define MLY_DEVICE_STATE_OFFLINE 0x08 /* DEAD/OFFLINE */ 67 #define MLY_DEVICE_STATE_UNCONFIGURED 0x00 68 #define MLY_DEVICE_STATE_ONLINE 0x01 69 #define MLY_DEVICE_STATE_CRITICAL 0x09 70 #define MLY_DEVICE_STATE_WRITEONLY 0x03 71 #define MLY_DEVICE_STATE_STANDBY 0x21 72 #define MLY_DEVICE_STATE_MISSING 0x04 /* or-ed with (ONLINE or WRITEONLY or STANDBY) */ 73 74 /* 75 * 8.2 Device Type Field definitions 76 */ 77 #define MLY_DEVICE_TYPE_RAID0 0x0 /* RAID 0 */ 78 #define MLY_DEVICE_TYPE_RAID1 0x1 /* RAID 1 */ 79 #define MLY_DEVICE_TYPE_RAID3 0x3 /* RAID 3 right asymmetric parity */ 80 #define MLY_DEVICE_TYPE_RAID5 0x5 /* RAID 5 right asymmetric parity */ 81 #define MLY_DEVICE_TYPE_RAID6 0x6 /* RAID 6 (Mylex RAID 6) */ 82 #define MLY_DEVICE_TYPE_RAID7 0x7 /* RAID 7 (JBOD) */ 83 #define MLY_DEVICE_TYPE_NEWSPAN 0x8 /* New Mylex SPAN */ 84 #define MLY_DEVICE_TYPE_RAID3F 0x9 /* RAID 3 fixed parity */ 85 #define MLY_DEVICE_TYPE_RAID3L 0xb /* RAID 3 left symmetric parity */ 86 #define MLY_DEVICE_TYPE_SPAN 0xc /* current spanning implementation */ 87 #define MLY_DEVICE_TYPE_RAID5L 0xd /* RAID 5 left symmetric parity */ 88 #define MLY_DEVICE_TYPE_RAIDE 0xe /* RAID E (concatenation) */ 89 #define MLY_DEVICE_TYPE_PHYSICAL 0xf /* physical device */ 90 91 /* 92 * 8.3 Stripe Size 93 */ 94 #define MLY_STRIPE_ZERO 0x0 /* no stripe (RAID 1, RAID 7, etc) */ 95 #define MLY_STRIPE_512b 0x1 96 #define MLY_STRIPE_1k 0x2 97 #define MLY_STRIPE_2k 0x3 98 #define MLY_STRIPE_4k 0x4 99 #define MLY_STRIPE_8k 0x5 100 #define MLY_STRIPE_16k 0x6 101 #define MLY_STRIPE_32k 0x7 102 #define MLY_STRIPE_64k 0x8 103 #define MLY_STRIPE_128k 0x9 104 #define MLY_STRIPE_256k 0xa 105 #define MLY_STRIPE_512k 0xb 106 #define MLY_STRIPE_1m 0xc 107 108 /* 109 * 8.4 Cacheline Size 110 */ 111 #define MLY_CACHELINE_ZERO 0x0 /* caching cannot be enabled */ 112 #define MLY_CACHELINE_512b 0x1 113 #define MLY_CACHELINE_1k 0x2 114 #define MLY_CACHELINE_2k 0x3 115 #define MLY_CACHELINE_4k 0x4 116 #define MLY_CACHELINE_8k 0x5 117 #define MLY_CACHELINE_16k 0x6 118 #define MLY_CACHELINE_32k 0x7 119 #define MLY_CACHELINE_64k 0x8 120 121 /* 122 * 8.5 Read/Write control 123 */ 124 #define MLY_RWCtl_INITTED (1<<7) /* if set, the logical device is initialised */ 125 /* write control */ 126 #define MLY_RWCtl_WCD (0) /* write cache disabled */ 127 #define MLY_RWCtl_WDISABLE (1<<3) /* writing disabled */ 128 #define MLY_RWCtl_WCE (2<<3) /* write cache enabled */ 129 #define MLY_RWCtl_IWCE (3<<3) /* intelligent write cache enabled */ 130 /* read control */ 131 #define MLY_RWCtl_RCD (0) /* read cache is disabled */ 132 #define MLY_RWCtl_RCE (1) /* read cache enabled */ 133 #define MLY_RWCtl_RAHEAD (2) /* readahead enabled */ 134 #define MLY_RWCtl_IRAHEAD (3) /* intelligent readahead enabled */ 135 136 /* 137 * 9.0 LUN Map Format 138 */ 139 struct mly_lun_map { 140 u_int8_t res1:4; 141 u_int8_t host_port_mapped:1; /* this system drive visibile to host on this controller/port combination */ 142 u_int8_t tid_valid:1; /* target ID valid */ 143 u_int8_t hid_valid:1; /* host ID valid */ 144 u_int8_t lun_valid:1; /* LUN valid */ 145 u_int8_t res2; 146 u_int8_t lun; /* LUN */ 147 u_int8_t tid; /* TID */ 148 u_int8_t hid[32]; /* HID (one bit for each host) */ 149 } __packed; 150 151 /* 152 * 10.1 Controller Parameters 153 */ 154 struct mly_param_controller { 155 u_int8_t rdahen:1; /* N/A */ 156 u_int8_t bilodly:1; /* N/A */ 157 u_int8_t fua_disable:1; 158 u_int8_t reass1s:1; /* N/A */ 159 u_int8_t truvrfy:1; /* N/A */ 160 u_int8_t dwtvrfy:1; /* N/A */ 161 u_int8_t background_initialisation:1; 162 u_int8_t clustering:1; /* N/A */ 163 164 u_int8_t bios_disable:1; 165 u_int8_t boot_from_cdrom:1; 166 u_int8_t drive_coercion:1; 167 u_int8_t write_same_disable:1; 168 u_int8_t hba_mode:1; /* N/A */ 169 u_int8_t bios_geometry:2; 170 #define MLY_BIOSGEOM_2G 0x0 171 #define MLY_BIOSGEOM_8G 0x1 172 u_int8_t res1:1; /* N/A */ 173 174 u_int8_t res2[2]; /* N/A */ 175 176 u_int8_t v_dec:1; 177 u_int8_t safte:1; /* N/A */ 178 u_int8_t ses:1; /* N/A */ 179 u_int8_t res3:2; /* N/A */ 180 u_int8_t v_arm:1; 181 u_int8_t v_ofm:1; 182 u_int8_t res4:1; /* N/A */ 183 184 u_int8_t rebuild_check_rate; 185 u_int8_t cache_line_size; /* see 8.4 */ 186 u_int8_t oem_code; 187 #define MLY_OEM_MYLEX 0x00 188 #define MLY_OEM_IBM 0x08 189 #define MLY_OEM_HP 0x0a 190 #define MLY_OEM_DEC 0x0c 191 #define MLY_OEM_SIEMENS 0x10 192 #define MLY_OEM_INTEL 0x12 193 u_int8_t spinup_mode; 194 #define MLY_SPIN_AUTO 0 195 #define MLY_SPIN_PWRSPIN 1 196 #define MLY_SPIN_WSSUSPIN 2 197 u_int8_t spinup_devices; 198 u_int8_t spinup_interval; 199 u_int8_t spinup_wait_time; 200 201 u_int8_t res5:3; /* N/A */ 202 u_int8_t vutursns:1; /* N/A */ 203 u_int8_t dccfil:1; /* N/A */ 204 u_int8_t nopause:1; /* N/A */ 205 u_int8_t disqfull:1; /* N/A */ 206 u_int8_t disbusy:1; /* N/A */ 207 208 u_int8_t res6:2; /* N/A */ 209 u_int8_t failover_node_name; /* N/A */ 210 u_int8_t res7:1; /* N/A */ 211 u_int8_t ftopo:3; /* N/A */ 212 u_int8_t disable_ups:1; /* N/A */ 213 214 u_int8_t res8:1; /* N/A */ 215 u_int8_t propagate_reset:1; /* N/A */ 216 u_int8_t nonstd_mp_reset:1; /* N/A */ 217 u_int8_t res9:5; /* N/A */ 218 219 u_int8_t res10; /* N/A */ 220 u_int8_t serial_port_baud_rate; /* N/A */ 221 u_int8_t serial_port_control; /* N/A */ 222 u_int8_t change_stripe_ok_developer_flag_only; /* N/A */ 223 224 u_int8_t small_large_host_transfers:2; /* N/A */ 225 u_int8_t frame_control:2; /* N/A */ 226 u_int8_t pci_latency_control:2; /* N/A */ 227 u_int8_t treat_lip_as_reset:1; /* N/A */ 228 u_int8_t res11:1; /* N/A */ 229 230 u_int8_t ms_autorest:1; /* N/A */ 231 u_int8_t res12:7; /* N/A */ 232 233 u_int8_t ms_aa_fsim:1; /* N/A */ 234 u_int8_t ms_aa_ccach:1; /* N/A */ 235 u_int8_t ms_aa_fault_signals:1; /* N/A */ 236 u_int8_t ms_aa_c4_faults:1; /* N/A */ 237 u_int8_t ms_aa_host_reset_delay_mask:4; /* N/A */ 238 239 u_int8_t ms_flg_simplex_no_rstcom:1; /* N/A */ 240 u_int8_t res13:7; /* N/A */ 241 242 u_int8_t res14; /* N/A */ 243 u_int8_t hardloopid[2][2]; /* N/A */ 244 u_int8_t ctrlname[2][16+1]; /* N/A */ 245 u_int8_t initiator_id; 246 u_int8_t startup_option; 247 #define MLY_STARTUP_IF_NO_CHANGE 0x0 248 #define MLY_STARTUP_IF_NO_LUN_CHANGE 0x1 249 #define MLY_STARTUP_IF_NO_LUN_OFFLINE 0x2 250 #define MLY_STARTUP_IF_LUN0_NO_CHANGE 0x3 251 #define MLY_STARTUP_IF_LUN0_NOT_OFFLINE 0x4 252 #define MLY_STARTUP_ALWAYS 0x5 253 254 u_int8_t res15[62]; 255 } __packed; 256 257 /* 258 * 10.2 Physical Device Parameters 259 */ 260 struct mly_param_physical_device { 261 u_int16_t tags; 262 u_int16_t speed; 263 u_int8_t width; 264 u_int8_t combing:1; 265 u_int8_t res1:7; 266 u_int8_t res2[3]; 267 } __packed; 268 269 /* 270 * 10.3 Logical Device Parameters 271 */ 272 struct mly_param_logical_device { 273 u_int8_t type; /* see 8.2 */ 274 u_int8_t state; /* see 8.1 */ 275 u_int16_t raid_device; 276 u_int8_t res1; 277 u_int8_t bios_geometry; /* BIOS control word? */ 278 u_int8_t stripe_size; /* see 8.3 */ 279 u_int8_t read_write_control; /* see 8.5 */ 280 u_int8_t res2[8]; 281 } __packed; 282 283 /* 284 * 12.3 Health Status Buffer 285 * 286 * Pad to 128 bytes. 287 */ 288 struct mly_health_status { 289 u_int32_t uptime_us; /* N/A */ 290 u_int32_t uptime_ms; /* N/A */ 291 u_int32_t realtime; /* N/A */ 292 u_int32_t res1; /* N/A */ 293 u_int32_t change_counter; 294 u_int32_t res2; /* N/A */ 295 u_int32_t debug_message_index; /* N/A */ 296 u_int32_t bios_message_index; /* N/A */ 297 u_int32_t trace_page; /* N/A */ 298 u_int32_t profiler_page; /* N/A */ 299 u_int32_t next_event; 300 u_int8_t res3[4 + 16 + 64]; /* N/A */ 301 } __packed; 302 303 /* 304 * 14.2 Timeout Bit Format 305 */ 306 struct mly_timeout { 307 u_int8_t value:6; 308 u_int8_t scale:2; 309 #define MLY_TIMEOUT_SECONDS 0x0 310 #define MLY_TIMEOUT_MINUTES 0x1 311 #define MLY_TIMEOUT_HOURS 0x2 312 } __packed; 313 314 /* 315 * 14.3 Operation Device 316 */ 317 #define MLY_OPDEVICE_PHYSICAL_DEVICE 0x0 318 #define MLY_OPDEVICE_RAID_DEVICE 0x1 319 #define MLY_OPDEVICE_PHYSICAL_CHANNEL 0x2 320 #define MLY_OPDEVICE_RAID_CHANNEL 0x3 321 #define MLY_OPDEVICE_PHYSICAL_CONTROLLER 0x4 322 #define MLY_OPDEVICE_RAID_CONTROLLER 0x5 323 #define MLY_OPDEVICE_CONFIGURATION_GROUP 0x10 324 325 /* 326 * 14.4 Status Bit Format 327 * 328 * AKA Status Mailbox Format 329 * 330 * XXX format conflict between FSI and PG6 over the ordering of the 331 * status and sense length fields. 332 */ 333 struct mly_status { 334 u_int16_t command_id; 335 u_int8_t status; 336 u_int8_t sense_length; 337 int32_t residue; 338 } __packed; 339 340 /* 341 * 14.5 Command Control Bit (CCB) format 342 * 343 * This byte is unfortunately named. 344 */ 345 struct mly_command_control { 346 u_int8_t force_unit_access:1; 347 u_int8_t disable_page_out:1; 348 u_int8_t res1:1; 349 u_int8_t extended_sg_table:1; 350 u_int8_t data_direction:1; 351 #define MLY_CCB_WRITE 1 352 #define MLY_CCB_READ 0 353 u_int8_t res2:1; 354 u_int8_t no_auto_sense:1; 355 u_int8_t disable_disconnect:1; 356 } __packed; 357 358 /* 359 * 15.0 Commands 360 * 361 * We use the command names as given by Mylex 362 */ 363 #define MDACMD_MEMCOPY 0x1 /* memory to memory copy */ 364 #define MDACMD_SCSIPT 0x2 /* SCSI passthrough (small command) */ 365 #define MDACMD_SCSILCPT 0x3 /* SCSI passthrough (large command) */ 366 #define MDACMD_SCSI 0x4 /* SCSI command for logical/phyiscal device (small command) */ 367 #define MDACMD_SCSILC 0x5 /* SCSI command for logical/phyiscal device (large command) */ 368 #define MDACMD_IOCTL 0x20 /* Management command */ 369 #define MDACMD_IOCTLCHECK 0x23 /* Validate management command (not implemented) */ 370 371 /* 372 * 16.0 IOCTL command 373 * 374 * We use the IOCTL names as given by Mylex 375 * Note that only ioctls supported by the PCI controller family are listed 376 */ 377 #define MDACIOCTL_GETCONTROLLERINFO 0x1 378 #define MDACIOCTL_GETLOGDEVINFOVALID 0x3 379 #define MDACIOCTL_GETPHYSDEVINFOVALID 0x5 380 #define MDACIOCTL_GETCONTROLLERSTATISTICS 0xb 381 #define MDACIOCTL_GETLOGDEVSTATISTICS 0xd 382 #define MDACIOCTL_GETPHYSDEVSTATISTICS 0xf 383 #define MDACIOCTL_GETHEALTHSTATUS 0x11 384 #define MDACIOCTL_GETEVENT 0x15 385 /* flash update */ 386 #define MDACIOCTL_STOREIMAGE 0x2c 387 #define MDACIOCTL_READIMAGE 0x2d 388 #define MDACIOCTL_FLASHIMAGES 0x2e 389 /* battery backup unit */ 390 #define MDACIOCTL_GET_SUBSYSTEM_DATA 0x70 391 #define MDACIOCTL_SET_SUBSYSTEM_DATA 0x71 392 /* non-data commands */ 393 #define MDACIOCTL_STARTDISOCVERY 0x81 394 #define MDACIOCTL_SETRAIDDEVSTATE 0x82 395 #define MDACIOCTL_INITPHYSDEVSTART 0x84 396 #define MDACIOCTL_INITPHYSDEVSTOP 0x85 397 #define MDACIOCTL_INITRAIDDEVSTART 0x86 398 #define MDACIOCTL_INITRAIDDEVSTOP 0x87 399 #define MDACIOCTL_REBUILDRAIDDEVSTART 0x88 400 #define MDACIOCTL_REBUILDRAIDDEVSTOP 0x89 401 #define MDACIOCTL_MAKECONSISTENTDATASTART 0x8a 402 #define MDACIOCTL_MAKECONSISTENTDATASTOP 0x8b 403 #define MDACIOCTL_CONSISTENCYCHECKSTART 0x8c 404 #define MDACIOCTL_CONSISTENCYCHECKSTOP 0x8d 405 #define MDACIOCTL_SETMEMORYMAILBOX 0x8e 406 #define MDACIOCTL_RESETDEVICE 0x90 407 #define MDACIOCTL_FLUSHDEVICEDATA 0x91 408 #define MDACIOCTL_PAUSEDEVICE 0x92 409 #define MDACIOCTL_UNPAUSEDEVICE 0x93 410 #define MDACIOCTL_LOCATEDEVICE 0x94 411 #define MDACIOCTL_SETMASTERSLAVEMODE 0x95 412 #define MDACIOCTL_SETREALTIMECLOCK 0xac 413 /* RAID configuration */ 414 #define MDACIOCTL_CREATENEWCONF 0xc0 415 #define MDACIOCTL_DELETERAIDDEV 0xc1 416 #define MDACIOCTL_REPLACEINTERNALDEV 0xc2 417 #define MDACIOCTL_RENAMERAIDDEV 0xc3 418 #define MDACIOCTL_ADDNEWCONF 0xc4 419 #define MDACIOCTL_XLATEPHYSDEVTORAIDDEV 0xc5 420 #define MDACIOCTL_MORE 0xc6 421 #define MDACIOCTL_SETPHYSDEVPARAMETER 0xc8 422 #define MDACIOCTL_GETPHYSDEVPARAMETER 0xc9 423 #define MDACIOCTL_CLEARCONF 0xca 424 #define MDACIOCTL_GETDEVCONFINFO 0xcb 425 #define MDACIOCTL_GETGROUPCONFINFO 0xcc 426 #define MDACIOCTL_GETFREESPACELIST 0xcd 427 #define MDACIOCTL_GETLOGDEVPARAMETER 0xce 428 #define MDACIOCTL_SETLOGDEVPARAMETER 0xcf 429 #define MDACIOCTL_GETCONTROLLERPARAMETER 0xd0 430 #define MDACIOCTL_SETCONTRLLERPARAMETER 0xd1 431 #define MDACIOCTL_CLEARCONFSUSPMODE 0xd2 432 #define MDACIOCTL_GETBDT_FOR_SYSDRIVE 0xe0 433 434 /* 435 * 17.1.4 Data Transfer Memory Address Without SG List 436 */ 437 struct mly_short_transfer { 438 struct mly_sg_entry sg[2]; 439 } __packed; 440 441 /* 442 * 17.1.5 Data Transfer Memory Address With SG List 443 * 444 * Note that only the first s/g table is currently used. 445 */ 446 struct mly_sg_transfer { 447 u_int16_t entries[3]; 448 u_int16_t res1; 449 u_int64_t table_physaddr[3]; 450 } __packed; 451 452 /* 453 * 17.1.3 Data Transfer Memory Address Format 454 */ 455 union mly_command_transfer { 456 struct mly_short_transfer direct; 457 struct mly_sg_transfer indirect; 458 }; 459 460 /* 461 * 21.1 MDACIOCTL_SETREALTIMECLOCK 462 * 21.7 MDACIOCTL_GETHEALTHSTATUS 463 * 21.8 MDACIOCTL_GETCONTROLLERINFO 464 * 21.9 MDACIOCTL_GETLOGDEVINFOVALID 465 * 21.10 MDACIOCTL_GETPHYSDEVINFOVALID 466 * 21.11 MDACIOCTL_GETPHYSDEVSTATISTICS 467 * 21.12 MDACIOCTL_GETLOGDEVSTATISTICS 468 * 21.13 MDACIOCTL_GETCONTROLLERSTATISTICS 469 * 21.27 MDACIOCTL_GETBDT_FOR_SYSDRIVE 470 * 23.4 MDACIOCTL_CREATENEWCONF 471 * 23.5 MDACIOCTL_ADDNEWCONF 472 * 23.8 MDACIOCTL_GETDEVCONFINFO 473 * 23.9 MDACIOCTL_GETFREESPACELIST 474 * 24.1 MDACIOCTL_MORE 475 * 25.1 MDACIOCTL_GETPHYSDEVPARAMETER 476 * 25.2 MDACIOCTL_SETPHYSDEVPARAMETER 477 * 25.3 MDACIOCTL_GETLOGDEVPARAMETER 478 * 25.4 MDACIOCTL_SETLOGDEVPARAMETER 479 * 25.5 MDACIOCTL_GETCONTROLLERPARAMETER 480 * 25.6 MDACIOCTL_SETCONTROLLERPARAMETER 481 * 482 * These commands just transfer data 483 */ 484 struct mly_ioctl_param_data { 485 u_int8_t param[10]; 486 union mly_command_transfer transfer; 487 } __packed; 488 489 /* 490 * 21.2 MDACIOCTL_SETMEMORYMAILBOX 491 */ 492 struct mly_ioctl_param_setmemorymailbox { 493 u_int8_t health_buffer_size; 494 u_int8_t res1; 495 u_int64_t health_buffer_physaddr; 496 u_int64_t command_mailbox_physaddr; 497 u_int64_t status_mailbox_physaddr; 498 u_int64_t res2[2]; 499 } __packed; 500 501 /* 502 * 21.8.2 MDACIOCTL_GETCONTROLLERINFO: Data Format 503 */ 504 struct mly_ioctl_getcontrollerinfo { 505 u_int8_t res1; /* N/A */ 506 u_int8_t interface_type; 507 u_int8_t controller_type; 508 u_int8_t res2; /* N/A */ 509 u_int16_t interface_speed; 510 u_int8_t interface_width; 511 u_int8_t res3[9]; /* N/A */ 512 char interface_name[16]; 513 char controller_name[16]; 514 u_int8_t res4[16]; /* N/A */ 515 /* firmware release information */ 516 u_int8_t fw_major; 517 u_int8_t fw_minor; 518 u_int8_t fw_turn; 519 u_int8_t fw_build; 520 u_int8_t fw_day; 521 u_int8_t fw_month; 522 u_int8_t fw_century; 523 u_int8_t fw_year; 524 /* hardware release information */ 525 u_int8_t hw_revision; /* N/A */ 526 u_int8_t res5[3]; /* N/A */ 527 u_int8_t hw_release_day; /* N/A */ 528 u_int8_t hw_release_month; /* N/A */ 529 u_int8_t hw_release_century; /* N/A */ 530 u_int8_t hw_release_year; /* N/A */ 531 /* hardware manufacturing information */ 532 u_int8_t batch_number; /* N/A */ 533 u_int8_t res6; /* N/A */ 534 u_int8_t plant_number; 535 u_int8_t res7; 536 u_int8_t hw_manuf_day; 537 u_int8_t hw_manuf_month; 538 u_int8_t hw_manuf_century; 539 u_int8_t hw_manuf_year; 540 u_int8_t max_pdd_per_xldd; 541 u_int8_t max_ildd_per_xldd; 542 u_int16_t nvram_size; 543 u_int8_t max_number_of_xld; /* N/A */ 544 u_int8_t res8[3]; /* N/A */ 545 /* unique information per controller */ 546 char serial_number[16]; 547 u_int8_t res9[16]; /* N/A */ 548 /* vendor information */ 549 u_int8_t res10[3]; /* N/A */ 550 u_int8_t oem_information; 551 char vendor_name[16]; /* N/A */ 552 /* other physical/controller/operation information */ 553 u_int8_t bbu_present:1; 554 u_int8_t active_clustering:1; 555 u_int8_t res11:6; /* N/A */ 556 u_int8_t res12[3]; /* N/A */ 557 /* physical device scan information */ 558 u_int8_t physical_scan_active:1; 559 u_int8_t res13:7; /* N/A */ 560 u_int8_t physical_scan_channel; 561 u_int8_t physical_scan_target; 562 u_int8_t physical_scan_lun; 563 /* maximum command data transfer size */ 564 u_int16_t maximum_block_count; 565 u_int16_t maximum_sg_entries; 566 /* logical/physical device counts */ 567 u_int16_t logical_devices_present; 568 u_int16_t logical_devices_critical; 569 u_int16_t logical_devices_offline; 570 u_int16_t physical_devices_present; 571 u_int16_t physical_disks_present; 572 u_int16_t physical_disks_critical; /* N/A */ 573 u_int16_t physical_disks_offline; 574 u_int16_t maximum_parallel_commands; 575 /* channel and target ID information */ 576 u_int8_t physical_channels_present; 577 u_int8_t virtual_channels_present; 578 u_int8_t physical_channels_possible; 579 u_int8_t virtual_channels_possible; 580 u_int8_t maximum_targets_possible[16]; /* N/A (6 and up) */ 581 u_int8_t res14[12]; /* N/A */ 582 /* memory/cache information */ 583 u_int16_t memory_size; 584 u_int16_t cache_size; 585 u_int32_t valid_cache_size; /* N/A */ 586 u_int32_t dirty_cache_size; /* N/A */ 587 u_int16_t memory_speed; 588 u_int8_t memory_width; 589 u_int8_t memory_type:5; 590 u_int8_t res15:1; /* N/A */ 591 u_int8_t memory_parity:1; 592 u_int8_t memory_ecc:1; 593 char memory_information[16]; /* N/A */ 594 /* execution memory information */ 595 u_int16_t exmemory_size; 596 u_int16_t l2cache_size; /* N/A */ 597 u_int8_t res16[8]; /* N/A */ 598 u_int16_t exmemory_speed; 599 u_int8_t exmemory_width; 600 u_int8_t exmemory_type:5; 601 u_int8_t res17:1; /* N/A */ 602 u_int8_t exmemory_parity:1; 603 u_int8_t exmemory_ecc:1; 604 char exmemory_name[16]; /* N/A */ 605 /* CPU information */ 606 struct { 607 u_int16_t speed; 608 u_int8_t type; 609 u_int8_t number; 610 u_int8_t res1[12]; /* N/A */ 611 char name[16]; /* N/A */ 612 } cpu[2] __packed; 613 /* debugging/profiling/command time tracing information */ 614 u_int16_t profiling_page; /* N/A */ 615 u_int16_t profiling_programs; /* N/A */ 616 u_int16_t time_trace_page; /* N/A */ 617 u_int16_t time_trace_programs; /* N/A */ 618 u_int8_t res18[8]; /* N/A */ 619 /* error counters on physical devices */ 620 u_int16_t physical_device_bus_resets; /* N/A */ 621 u_int16_t physical_device_parity_errors; /* N/A */ 622 u_int16_t physical_device_soft_errors; /* N/A */ 623 u_int16_t physical_device_commands_failed; /* N/A */ 624 u_int16_t physical_device_miscellaneous_errors; /* N/A */ 625 u_int16_t physical_device_command_timeouts; /* N/A */ 626 u_int16_t physical_device_selection_timeouts; /* N/A */ 627 u_int16_t physical_device_retries; /* N/A */ 628 u_int16_t physical_device_aborts; /* N/A */ 629 u_int16_t physical_device_host_command_aborts; /* N/A */ 630 u_int16_t physical_device_PFAs_detected; /* N/A */ 631 u_int16_t physical_device_host_commands_failed; /* N/A */ 632 u_int8_t res19[8]; /* N/A */ 633 /* error counters on logical devices */ 634 u_int16_t logical_device_soft_errors; /* N/A */ 635 u_int16_t logical_device_commands_failed; /* N/A */ 636 u_int16_t logical_device_host_command_aborts; /* N/A */ 637 u_int16_t res20; /* N/A */ 638 /* error counters on controller */ 639 u_int16_t controller_parity_ecc_errors; 640 u_int16_t controller_host_command_aborts; /* N/A */ 641 u_int8_t res21[4]; /* N/A */ 642 /* long duration activity information */ 643 u_int16_t background_inits_active; 644 u_int16_t logical_inits_active; 645 u_int16_t physical_inits_active; 646 u_int16_t consistency_checks_active; 647 u_int16_t rebuilds_active; 648 u_int16_t MORE_active; 649 u_int16_t patrol_active; /* N/A */ 650 u_int8_t long_operation_status; /* N/A */ 651 u_int8_t res22; /* N/A */ 652 /* flash ROM information */ 653 u_int8_t flash_type; /* N/A */ 654 u_int8_t res23; /* N/A */ 655 u_int16_t flash_size; 656 u_int32_t flash_maximum_age; 657 u_int32_t flash_age; 658 u_int8_t res24[4]; /* N/A */ 659 char flash_name[16]; /* N/A */ 660 /* firmware runtime information */ 661 u_int8_t rebuild_rate; 662 u_int8_t background_init_rate; 663 u_int8_t init_rate; 664 u_int8_t consistency_check_rate; 665 u_int8_t res25[4]; /* N/A */ 666 u_int32_t maximum_dp; 667 u_int32_t free_dp; 668 u_int32_t maximum_iop; 669 u_int32_t free_iop; 670 u_int16_t maximum_comb_length; 671 u_int16_t maximum_configuration_groups; 672 u_int8_t installation_abort:1; 673 u_int8_t maintenance:1; 674 u_int8_t res26:6; /* N/A */ 675 u_int8_t res27[3]; /* N/A */ 676 u_int8_t res28[32 + 512]; /* N/A */ 677 } __packed; 678 679 /* 680 * 21.9.2 MDACIOCTL_GETLOGDEVINFOVALID 681 */ 682 struct mly_ioctl_getlogdevinfovalid { 683 u_int8_t res1; /* N/A */ 684 u_int8_t channel; 685 u_int8_t target; 686 u_int8_t lun; 687 u_int8_t state; /* see 8.1 */ 688 u_int8_t raid_level; /* see 8.2 */ 689 u_int8_t stripe_size; /* see 8.3 */ 690 u_int8_t cache_line_size; /* see 8.4 */ 691 u_int8_t read_write_control; /* see 8.5 */ 692 u_int8_t consistency_check:1; 693 u_int8_t rebuild:1; 694 u_int8_t make_consistent:1; 695 u_int8_t initialisation:1; 696 u_int8_t migration:1; 697 u_int8_t patrol:1; 698 u_int8_t res2:2; /* N/A */ 699 u_int8_t ar5_limit; 700 u_int8_t ar5_algo; 701 u_int16_t logical_device_number; 702 u_int16_t bios_control; 703 /* erorr counters */ 704 u_int16_t soft_errors; /* N/A */ 705 u_int16_t commands_failed; /* N/A */ 706 u_int16_t host_command_aborts; /* N/A */ 707 u_int16_t deferred_write_errors; /* N/A */ 708 u_int8_t res3[8]; /* N/A */ 709 /* device size information */ 710 u_int8_t res4[2]; /* N/A */ 711 u_int16_t device_block_size; 712 u_int32_t original_device_size; /* N/A */ 713 u_int32_t device_size; /* XXX "blocks or MB" Huh? */ 714 u_int8_t res5[4]; /* N/A */ 715 char device_name[32]; /* N/A */ 716 u_int8_t inquiry[36]; 717 u_int8_t res6[12]; /* N/A */ 718 u_int64_t last_read_block; /* N/A */ 719 u_int64_t last_written_block; /* N/A */ 720 u_int64_t consistency_check_block; 721 u_int64_t rebuild_block; 722 u_int64_t make_consistent_block; 723 u_int64_t initialisation_block; 724 u_int64_t migration_block; 725 u_int64_t patrol_block; /* N/A */ 726 u_int8_t res7[64]; /* N/A */ 727 } __packed; 728 729 /* 730 * 21.10.2 MDACIOCTL_GETPHYSDEVINFOVALID: Data Format 731 */ 732 struct mly_ioctl_getphysdevinfovalid { 733 u_int8_t res1; 734 u_int8_t channel; 735 u_int8_t target; 736 u_int8_t lun; 737 u_int8_t raid_ft:1; /* configuration status */ 738 u_int8_t res2:1; /* N/A */ 739 u_int8_t local:1; 740 u_int8_t res3:5; 741 u_int8_t host_dead:1; /* multiple host/controller status *//* N/A */ 742 u_int8_t host_connection_dead:1; /* N/A */ 743 u_int8_t res4:6; /* N/A */ 744 u_int8_t state; /* see 8.1 */ 745 u_int8_t width; 746 u_int16_t speed; 747 /* multiported physical device information */ 748 u_int8_t ports_available; /* N/A */ 749 u_int8_t ports_inuse; /* N/A */ 750 u_int8_t res5[4]; 751 u_int8_t ether_address[16]; /* N/A */ 752 u_int16_t command_tags; 753 u_int8_t consistency_check:1; /* N/A */ 754 u_int8_t rebuild:1; /* N/A */ 755 u_int8_t make_consistent:1; /* N/A */ 756 u_int8_t initialisation:1; 757 u_int8_t migration:1; /* N/A */ 758 u_int8_t patrol:1; /* N/A */ 759 u_int8_t res6:2; 760 u_int8_t long_operation_status; /* N/A */ 761 u_int8_t parity_errors; 762 u_int8_t soft_errors; 763 u_int8_t hard_errors; 764 u_int8_t miscellaneous_errors; 765 u_int8_t command_timeouts; /* N/A */ 766 u_int8_t retries; /* N/A */ 767 u_int8_t aborts; /* N/A */ 768 u_int8_t PFAs_detected; /* N/A */ 769 u_int8_t res7[6]; 770 u_int16_t block_size; 771 u_int32_t original_device_size; /* XXX "blocks or MB" Huh? */ 772 u_int32_t device_size; /* XXX "blocks or MB" Huh? */ 773 u_int8_t res8[4]; 774 char name[16]; /* N/A */ 775 u_int8_t res9[16 + 32]; 776 u_int8_t inquiry[36]; 777 u_int8_t res10[12 + 16]; 778 u_int64_t last_read_block; /* N/A */ 779 u_int64_t last_written_block; /* N/A */ 780 u_int64_t consistency_check_block; /* N/A */ 781 u_int64_t rebuild_block; /* N/A */ 782 u_int64_t make_consistent_block; /* N/A */ 783 u_int64_t initialisation_block; /* N/A */ 784 u_int64_t migration_block; /* N/A */ 785 u_int64_t patrol_block; /* N/A */ 786 u_int8_t res11[256]; 787 } __packed; 788 789 union mly_devinfo { 790 struct mly_ioctl_getlogdevinfovalid logdev; 791 struct mly_ioctl_getphysdevinfovalid physdev; 792 }; 793 794 /* 795 * 21.11.2 MDACIOCTL_GETPHYSDEVSTATISTICS: Data Format 796 * 21.12.2 MDACIOCTL_GETLOGDEVSTATISTICS: Data Format 797 */ 798 struct mly_ioctl_getdevstatistics { 799 u_int32_t uptime_ms; /* getphysedevstatistics only */ 800 u_int8_t res1[5]; /* N/A */ 801 u_int8_t channel; 802 u_int8_t target; 803 u_int8_t lun; 804 u_int16_t raid_device; /* getlogdevstatistics only */ 805 u_int8_t res2[2]; /* N/A */ 806 /* total read/write performance including cache data */ 807 u_int32_t total_reads; 808 u_int32_t total_writes; 809 u_int32_t total_read_size; 810 u_int32_t total_write_size; 811 /* cache read/write performance */ 812 u_int32_t cache_reads; /* N/A */ 813 u_int32_t cache_writes; /* N/A */ 814 u_int32_t cache_read_size; /* N/A */ 815 u_int32_t cache_write_size; /* N/A */ 816 /* commands active/wait information */ 817 u_int32_t command_waits_done; /* N/A */ 818 u_int16_t active_commands; /* N/A */ 819 u_int16_t waiting_commands; /* N/A */ 820 u_int8_t res3[8]; /* N/A */ 821 } __packed; 822 823 /* 824 * 21.13.2 MDACIOCTL_GETCONTROLLERSTATISTICS: Data Format 825 */ 826 struct mly_ioctl_getcontrollerstatistics { 827 u_int32_t uptime_ms; /* N/A */ 828 u_int8_t res1[12]; /* N/A */ 829 /* target physical device performance data information */ 830 u_int32_t target_physical_device_interrupts; /* N/A */ 831 u_int32_t target_physical_device_stray_interrupts; /* N/A */ 832 u_int8_t res2[8]; /* N/A */ 833 u_int32_t target_physical_device_reads; /* N/A */ 834 u_int32_t target_physical_device_writes; /* N/A */ 835 u_int32_t target_physical_device_read_size; /* N/A */ 836 u_int32_t target_physical_device_write_size; /* N/A */ 837 /* host system performance data information */ 838 u_int32_t host_system_interrupts; /* N/A */ 839 u_int32_t host_system_stray_interrupts; /* N/A */ 840 u_int32_t host_system_sent_interrupts; /* N/A */ 841 u_int8_t res3[4]; /* N/A */ 842 u_int32_t physical_device_reads; /* N/A */ 843 u_int32_t physical_device_writes; /* N/A */ 844 u_int32_t physical_device_read_size; /* N/A */ 845 u_int32_t physical_device_write_size; /* N/A */ 846 u_int32_t physical_device_cache_reads; /* N/A */ 847 u_int32_t physical_device_cache_writes; /* N/A */ 848 u_int32_t physical_device_cache_read_size; /* N/A */ 849 u_int32_t physical_device_cache_write_size; /* N/A */ 850 u_int32_t logical_device_reads; /* N/A */ 851 u_int32_t logical_device_writes; /* N/A */ 852 u_int32_t logical_device_read_size; /* N/A */ 853 u_int32_t logical_device_write_size; /* N/A */ 854 u_int32_t logical_device_cache_reads; /* N/A */ 855 u_int32_t logical_device_cache_writes; /* N/A */ 856 u_int32_t logical_device_cache_read_size; /* N/A */ 857 u_int32_t logical_device_cache_write_size; /* N/A */ 858 u_int16_t target_physical_device_commands_active; /* N/A */ 859 u_int16_t target_physical_device_commands_waiting; /* N/A */ 860 u_int16_t host_system_commands_active; /* N/A */ 861 u_int16_t host_system_commands_waiting; /* N/A */ 862 u_int8_t res4[48 + 64]; /* N/A */ 863 } __packed; 864 865 /* 866 * 21.2 MDACIOCTL_SETRAIDDEVSTATE 867 */ 868 struct mly_ioctl_param_setraiddevstate { 869 u_int8_t state; 870 } __packed; 871 872 /* 873 * 21.27.2 MDACIOCTL_GETBDT_FOR_SYSDRIVE: Data Format 874 */ 875 #define MLY_MAX_BDT_ENTRIES 1022 876 struct mly_ioctl_getbdt_for_sysdrive { 877 u_int32_t num_of_bdt_entries; 878 u_int32_t bad_data_block_address[MLY_MAX_BDT_ENTRIES]; 879 } __packed; 880 881 /* 882 * 22.1 Physical Device Definition (PDD) 883 */ 884 struct mly_pdd { 885 u_int8_t type; /* see 8.2 */ 886 u_int8_t state; /* see 8.1 */ 887 u_int16_t raid_device; 888 u_int32_t device_size; /* XXX "block or MB" Huh? */ 889 u_int8_t controller; 890 u_int8_t channel; 891 u_int8_t target; 892 u_int8_t lun; 893 u_int32_t start_address; 894 } __packed; 895 896 /* 897 * 22.2 RAID Device Use Definition (UDD) 898 */ 899 struct mly_udd { 900 u_int8_t res1; 901 u_int8_t state; /* see 8.1 */ 902 u_int16_t raid_device; 903 u_int32_t start_address; 904 } __packed; 905 906 /* 907 * RAID Device Definition (LDD) 908 */ 909 struct mly_ldd { 910 u_int8_t type; /* see 8.2 */ 911 u_int8_t state; /* see 8.1 */ 912 u_int16_t raid_device; 913 u_int32_t device_size; /* XXX "block or MB" Huh? */ 914 u_int8_t devices_used_count; 915 u_int8_t stripe_size; /* see 8.3 */ 916 u_int8_t cache_line_size; /* see 8.4 */ 917 u_int8_t read_write_control; /* see 8.5 */ 918 u_int32_t devices_used_size; /* XXX "block or MB" Huh? */ 919 u_int16_t devices_used[32]; /* XXX actual size of this field unknown! */ 920 } __packed; 921 922 /* 923 * Define a datastructure giving the smallest allocation that will hold 924 * a PDD, UDD or LDD for MDACIOCTL_GETDEVCONFINFO. 925 */ 926 struct mly_devconf_hdr { 927 u_int8_t type; /* see 8.2 */ 928 u_int8_t state; /* see 8.1 */ 929 u_int16_t raid_device; 930 }; 931 932 union mly_ioctl_devconfinfo { 933 struct mly_pdd pdd; 934 struct mly_udd udd; 935 struct mly_ldd ldd; 936 struct mly_devconf_hdr hdr; 937 }; 938 939 /* 940 * 22.3 MDACIOCTL_RENAMERAIDDEV 941 * 942 * XXX this command is listed as transferring data, but does not define the data. 943 */ 944 struct mly_ioctl_param_renameraiddev { 945 u_int8_t new_raid_device; 946 } __packed; 947 948 /* 949 * 23.6.2 MDACIOCTL_XLATEPHYSDEVTORAIDDEV 950 * 951 * XXX documentation suggests this format will change 952 */ 953 struct mly_ioctl_param_xlatephysdevtoraiddev { 954 u_int16_t raid_device; 955 u_int8_t res1[2]; 956 u_int8_t controller; 957 u_int8_t channel; 958 u_int8_t target; 959 u_int8_t lun; 960 } __packed; 961 962 /* 963 * 23.7 MDACIOCTL_GETGROUPCONFINFO 964 */ 965 struct mly_ioctl_param_getgroupconfinfo { 966 u_int16_t group; 967 u_int8_t res1[8]; 968 union mly_command_transfer transfer; 969 } __packed; 970 971 /* 972 * 23.9.2 MDACIOCTL_GETFREESPACELIST: Data Format 973 * 974 * The controller will populate as much of this structure as is provided, 975 * or as is required to fully list the free space available. 976 */ 977 struct mly_ioctl_getfreespacelist_entry { 978 u_int16_t raid_device; 979 u_int8_t res1[6]; 980 u_int32_t address; /* XXX "blocks or MB" Huh? */ 981 u_int32_t size; /* XXX "blocks or MB" Huh? */ 982 } __packed; 983 984 struct mly_ioctl_getfrespacelist { 985 u_int16_t returned_entries; 986 u_int16_t total_entries; 987 u_int8_t res1[12]; 988 struct mly_ioctl_getfreespacelist_entry space[0]; /* expand to suit */ 989 } __packed; 990 991 /* 992 * 27.1 MDACIOCTL_GETSUBSYSTEMDATA 993 * 27.2 MDACIOCTL_SETSUBSYSTEMDATA 994 * 995 * PCI controller only supports a limited subset of the possible operations. 996 * 997 * XXX where does the status end up? (the command transfers no data) 998 */ 999 struct mly_ioctl_param_subsystemdata { 1000 u_int8_t operation:4; 1001 #define MLY_BBU_GETSTATUS 0x00 1002 #define MLY_BBU_SET_THRESHOLD 0x00 /* minutes in param[0,1] */ 1003 u_int8_t subsystem:4; 1004 #define MLY_SUBSYSTEM_BBU 0x01 1005 u_int parameter[3]; /* only for SETSUBSYSTEMDATA */ 1006 } __packed; 1007 1008 struct mly_ioctl_getsubsystemdata_bbustatus { 1009 u_int16_t current_power; 1010 u_int16_t maximum_power; 1011 u_int16_t power_threshold; 1012 u_int8_t charge_level; 1013 u_int8_t hardware_version; 1014 u_int8_t battery_type; 1015 #define MLY_BBU_TYPE_UNKNOWN 0x00 1016 #define MLY_BBU_TYPE_NICAD 0x01 1017 #define MLY_BBU_TYPE_MISSING 0xfe 1018 u_int8_t res1; 1019 u_int8_t operation_status; 1020 #define MLY_BBU_STATUS_NO_SYNC 0x01 1021 #define MLY_BBU_STATUS_OUT_OF_SYNC 0x02 1022 #define MLY_BBU_STATUS_FIRST_WARNING 0x04 1023 #define MLY_BBU_STATUS_SECOND_WARNING 0x08 1024 #define MLY_BBU_STATUS_RECONDITIONING 0x10 1025 #define MLY_BBU_STATUS_DISCHARGING 0x20 1026 #define MLY_BBU_STATUS_FASTCHARGING 0x40 1027 u_int8_t res2; 1028 } __packed; 1029 1030 /* 1031 * 28.9 MDACIOCTL_RESETDEVICE 1032 * 28.10 MDACIOCTL_FLUSHDEVICEDATA 1033 * 28.11 MDACIOCTL_PAUSEDEVICE 1034 * 28.12 MDACIOCTL_UNPAUSEDEVICE 1035 */ 1036 struct mly_ioctl_param_deviceoperation { 1037 u_int8_t operation_device; /* see 14.3 */ 1038 } __packed; 1039 1040 /* 1041 * 31.1 Event Data Format 1042 */ 1043 struct mly_event { 1044 u_int32_t sequence_number; 1045 u_int32_t timestamp; 1046 u_int32_t code; 1047 u_int8_t controller; 1048 u_int8_t channel; 1049 u_int8_t target; /* also enclosure */ 1050 u_int8_t lun; /* also enclosure unit */ 1051 u_int8_t res1[4]; 1052 u_int32_t param; 1053 u_int8_t sense[40]; 1054 } __packed; 1055 1056 /* 1057 * 31.2 MDACIOCTL_GETEVENT 1058 */ 1059 struct mly_ioctl_param_getevent { 1060 u_int16_t sequence_number_low; 1061 u_int8_t res1[8]; 1062 union mly_command_transfer transfer; 1063 } __packed; 1064 1065 union mly_ioctl_param { 1066 struct mly_ioctl_param_data data; 1067 struct mly_ioctl_param_setmemorymailbox setmemorymailbox; 1068 struct mly_ioctl_param_setraiddevstate setraiddevstate; 1069 struct mly_ioctl_param_renameraiddev renameraiddev; 1070 struct mly_ioctl_param_xlatephysdevtoraiddev xlatephysdevtoraiddev; 1071 struct mly_ioctl_param_getgroupconfinfo getgroupconfinfo; 1072 struct mly_ioctl_param_subsystemdata subsystemdata; 1073 struct mly_ioctl_param_deviceoperation deviceoperation; 1074 struct mly_ioctl_param_getevent getevent; 1075 }; 1076 1077 /* 1078 * 19 SCSI Command Format 1079 */ 1080 struct mly_command_address_physical { 1081 u_int8_t lun; 1082 u_int8_t target; 1083 u_int8_t channel:3; 1084 u_int8_t controller:5; 1085 } __packed; 1086 1087 struct mly_command_address_logical { 1088 u_int16_t logdev; 1089 u_int8_t res1:3; 1090 u_int8_t controller:5; 1091 } __packed; 1092 1093 union mly_command_address { 1094 struct mly_command_address_physical phys; 1095 struct mly_command_address_logical log; 1096 }; 1097 1098 struct mly_command_generic { 1099 u_int16_t command_id; 1100 u_int8_t opcode; 1101 struct mly_command_control command_control; 1102 u_int32_t data_size; 1103 u_int64_t sense_buffer_address; 1104 union mly_command_address addr; 1105 struct mly_timeout timeout; 1106 u_int8_t maximum_sense_size; 1107 u_int8_t res1[11]; 1108 union mly_command_transfer transfer; 1109 } __packed; 1110 1111 1112 /* 1113 * 19.1 MDACMD_SCSI & MDACMD_SCSIPT 1114 */ 1115 #define MLY_CMD_SCSI_SMALL_CDB 10 1116 struct mly_command_scsi_small { 1117 u_int16_t command_id; 1118 u_int8_t opcode; 1119 struct mly_command_control command_control; 1120 u_int32_t data_size; 1121 u_int64_t sense_buffer_address; 1122 union mly_command_address addr; 1123 struct mly_timeout timeout; 1124 u_int8_t maximum_sense_size; 1125 u_int8_t cdb_length; 1126 u_int8_t cdb[MLY_CMD_SCSI_SMALL_CDB]; 1127 union mly_command_transfer transfer; 1128 } __packed; 1129 1130 /* 1131 * 19.2 MDACMD_SCSILC & MDACMD_SCSILCPT 1132 */ 1133 struct mly_command_scsi_large { 1134 u_int16_t command_id; 1135 u_int8_t opcode; 1136 struct mly_command_control command_control; 1137 u_int32_t data_size; 1138 u_int64_t sense_buffer_address; 1139 union mly_command_address addr; 1140 struct mly_timeout timeout; 1141 u_int8_t maximum_sense_size; 1142 u_int8_t cdb_length; 1143 u_int16_t res1; 1144 u_int64_t cdb_physaddr; 1145 union mly_command_transfer transfer; 1146 } __packed; 1147 1148 /* 1149 * 20.1 IOCTL Command Format: Internal Bus 1150 */ 1151 struct mly_command_ioctl { 1152 u_int16_t command_id; 1153 u_int8_t opcode; 1154 struct mly_command_control command_control; 1155 u_int32_t data_size; 1156 u_int64_t sense_buffer_address; 1157 union mly_command_address addr; 1158 struct mly_timeout timeout; 1159 u_int8_t maximum_sense_size; 1160 u_int8_t sub_ioctl; 1161 union mly_ioctl_param param; 1162 } __packed; 1163 1164 /* 1165 * PG6: 8.2.2 1166 */ 1167 struct mly_command_mmbox { 1168 u_int32_t flag; 1169 u_int8_t data[60]; 1170 } __packed; 1171 1172 union mly_command_packet { 1173 struct mly_command_generic generic; 1174 struct mly_command_scsi_small scsi_small; 1175 struct mly_command_scsi_large scsi_large; 1176 struct mly_command_ioctl ioctl; 1177 struct mly_command_mmbox mmbox; 1178 }; 1179 1180 /* 1181 * PG6: 5.3 1182 */ 1183 #define MLY_I960RX_COMMAND_MAILBOX 0x10 1184 #define MLY_I960RX_STATUS_MAILBOX 0x18 1185 #define MLY_I960RX_IDBR 0x20 1186 #define MLY_I960RX_ODBR 0x2c 1187 #define MLY_I960RX_ERROR_STATUS 0x2e 1188 #define MLY_I960RX_INTERRUPT_STATUS 0x30 1189 #define MLY_I960RX_INTERRUPT_MASK 0x34 1190 1191 #define MLY_STRONGARM_COMMAND_MAILBOX 0x50 1192 #define MLY_STRONGARM_STATUS_MAILBOX 0x58 1193 #define MLY_STRONGARM_IDBR 0x60 1194 #define MLY_STRONGARM_ODBR 0x61 1195 #define MLY_STRONGARM_ERROR_STATUS 0x63 1196 #define MLY_STRONGARM_INTERRUPT_STATUS 0x30 1197 #define MLY_STRONGARM_INTERRUPT_MASK 0x34 1198 1199 /* 1200 * PG6: 5.4.3 Doorbell 0 1201 */ 1202 #define MLY_HM_CMDSENT (1<<0) 1203 #define MLY_HM_STSACK (1<<1) 1204 #define MLY_SOFT_RST (1<<3) 1205 #define MLY_AM_CMDSENT (1<<4) 1206 1207 /* 1208 * PG6: 5.4.4 Doorbell 1 1209 * 1210 * Note that the documentation claims that these bits are set when the 1211 * status queue(s) are empty, wheras the Linux driver and experience 1212 * suggest they are set when there is status available. 1213 */ 1214 #define MLY_HM_STSREADY (1<<0) 1215 #define MLY_AM_STSREADY (1<<1) 1216 1217 /* 1218 * PG6: 5.4.6 Doorbell 3 1219 */ 1220 #define MLY_MSG_EMPTY (1<<3) 1221 #define MLY_MSG_SPINUP 0x08 1222 #define MLY_MSG_RACE_RECOVERY_FAIL 0x60 1223 #define MLY_MSG_RACE_IN_PROGRESS 0x70 1224 #define MLY_MSG_RACE_ON_CRITICAL 0xb0 1225 #define MLY_MSG_PARITY_ERROR 0xf0 1226 1227 /* 1228 * PG6: 5.4.8 Outbound Interrupt Mask 1229 */ 1230 #define MLY_INTERRUPT_MASK_DISABLE 0xff 1231 #define MLY_INTERRUPT_MASK_ENABLE (0xff & ~(1<<2)) 1232 1233 /* 1234 * PG6: 8.2 Advanced Mailbox Scheme 1235 * 1236 * Note that this must be allocated on a 4k boundary, and all internal 1237 * fields must also reside on a 4k boundary. 1238 * We could dynamically size this structure, but the extra effort 1239 * is probably unjustified. Note that these buffers do not need to be 1240 * adjacent - we just group them to simplify allocation of the bus-visible 1241 * buffer. 1242 * 1243 * XXX Note that for some reason, if MLY_MMBOX_COMMANDS is > 64, the controller 1244 * fails to respond to the command at (MLY_MMBOX_COMMANDS - 64). It's not 1245 * wrapping to 0 at this point (determined by experimentation). This is not 1246 * consistent with the Linux driver's implementation. 1247 * Whilst it's handy to have lots of room for status returns in case we end up 1248 * being slow getting back to completed commands, it seems unlikely that we 1249 * would get 64 commands ahead of the controller on the submissions side, so 1250 * the current workaround is to simply limit the command ring to 64 entries. 1251 */ 1252 union mly_status_packet { 1253 struct mly_status status; 1254 struct { 1255 u_int32_t flag; 1256 u_int8_t data[4]; 1257 } __packed mmbox; 1258 }; 1259 union mly_health_region { 1260 struct mly_health_status status; 1261 u_int8_t pad[1024]; 1262 }; 1263 1264 #define MLY_MMBOX_COMMANDS 64 1265 #define MLY_MMBOX_STATUS 512 1266 struct mly_mmbox { 1267 union mly_command_packet mmm_command[MLY_MMBOX_COMMANDS]; 1268 union mly_status_packet mmm_status[MLY_MMBOX_STATUS]; 1269 union mly_health_region mmm_health; 1270 } __packed; 1271