1 /* $NetBSD: mlxreg.h,v 1.4 2002/08/31 05:18:03 ad Exp $ */ 2 3 /*- 4 * Copyright (c) 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Andrew Doran. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /*- 40 * Copyright (c) 1999 Michael Smith 41 * All rights reserved. 42 * 43 * Redistribution and use in source and binary forms, with or without 44 * modification, are permitted provided that the following conditions 45 * are met: 46 * 1. Redistributions of source code must retain the above copyright 47 * notice, this list of conditions and the following disclaimer. 48 * 2. Redistributions in binary form must reproduce the above copyright 49 * notice, this list of conditions and the following disclaimer in the 50 * documentation and/or other materials provided with the distribution. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 53 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 55 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 58 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 59 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 60 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 61 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 62 * SUCH DAMAGE. 63 * 64 * from FreeBSD: mlxreg.h,v 1.5.2.2 2000/04/24 19:40:50 msmith Exp 65 */ 66 67 #ifndef _IC_MLXREG_H_ 68 #define _IC_MLXREG_H_ 69 70 #define MLX_SECTOR_SIZE 512 71 72 /* 73 * Selected command codes. 74 */ 75 #define MLX_CMD_ENQUIRY_OLD 0x05 76 #define MLX_CMD_ENQUIRY 0x53 77 #define MLX_CMD_ENQUIRY2 0x1c 78 #define MLX_CMD_ENQSYSDRIVE 0x19 79 #define MLX_CMD_READSG 0xb6 80 #define MLX_CMD_WRITESG 0xb7 81 #define MLX_CMD_READSG_OLD 0x82 82 #define MLX_CMD_WRITESG_OLD 0x83 83 #define MLX_CMD_FLUSH 0x0a 84 #define MLX_CMD_LOGOP 0x72 85 #define MLX_CMD_REBUILDASYNC 0x16 86 #define MLX_CMD_CHECKASYNC 0x1e 87 #define MLX_CMD_REBUILDSTAT 0x0c 88 #define MLX_CMD_STOPCHANNEL 0x13 89 #define MLX_CMD_STARTCHANNEL 0x12 90 #define MLX_CMD_READ_CONFIG 0x4e 91 #define MLX_CMD_WRITE_CONFIG 0x4f 92 #define MLX_CMD_READ_DK_CONFIG 0x4a 93 #define MLX_CMD_WRITE_DK_CONFIG 0x4b 94 #define MLX_CMD_DIRECT_CDB 0x04 95 #define MLX_CMD_DEVICE_STATE 0x50 96 #define MLX_CMD_READ_CONFIG2 0x3d 97 #define MLX_CMD_WRITE_CONFIG2 0x3c 98 99 #ifdef _KERNEL 100 101 /* 102 * Status values. 103 */ 104 #define MLX_STATUS_OK 0x0000 105 #define MLX_STATUS_RDWROFFLINE 0x0002 /* read/write claims drive is offline */ 106 #define MLX_STATUS_WEDGED 0xdeaf /* controller not listening */ 107 #define MLX_STATUS_LOST 0xdead /* never came back */ 108 #define MLX_STATUS_BUSY 0xbabe /* command is in controller */ 109 110 /* 111 * V1 (EISA) interface. 112 */ 113 #define MLX_V1REG_IE 0x09 114 #define MLX_V1REG_IDB 0x0d 115 #define MLX_V1REG_ODB_EN 0x0e 116 #define MLX_V1REG_ODB 0x0f 117 #define MLX_V1REG_MAILBOX 0x10 118 119 #define MLX_V1_IDB_FULL 0x01 /* mailbox is full */ 120 #define MLX_V1_IDB_INIT_BUSY 0x02 /* init in progress */ 121 122 #define MLX_V1_IDB_SACK 0x02 /* acknowledge status read */ 123 #define MLX_V1_IDB_RESET 0x10 /* reset controller */ 124 125 #define MLX_V1_ODB_SAVAIL 0x01 /* status is available */ 126 #define MLX_V1_ODB_RESET 0x02 /* reset controller */ 127 128 #define MLX_V1_FWERROR_PEND 0x04 /* firmware error pending */ 129 130 /* 131 * V2/V3 interface. 132 */ 133 #define MLX_V3REG_MAILBOX 0x00 134 #define MLX_V3REG_STATUS_IDENT 0x0d 135 #define MLX_V3REG_STATUS 0x0e 136 #define MLX_V3REG_IDB 0x40 137 #define MLX_V3REG_ODB 0x41 138 #define MLX_V3REG_IE 0x43 139 #define MLX_V3REG_FWERROR 0x3f 140 #define MLX_V3REG_FWERROR_PARAM1 0x00 141 #define MLX_V3REG_FWERROR_PARAM2 0x01 142 143 #define MLX_V3_IDB_FULL 0x01 /* mailbox is full */ 144 #define MLX_V3_IDB_INIT_BUSY 0x02 /* init in progress */ 145 146 #define MLX_V3_IDB_SACK 0x02 /* acknowledge status read */ 147 #define MLX_V3_IDB_RESET 0x08 /* reset controller */ 148 149 #define MLX_V3_ODB_SAVAIL 0x01 /* status is available */ 150 151 #define MLX_V3_FWERROR_PEND 0x04 /* firmware error pending */ 152 153 /* 154 * V4 interface. 155 */ 156 #define MLX_V4REG_MAILBOX 0x1000 157 #define MLX_V4REG_STATUS_IDENT 0x1018 158 #define MLX_V4REG_STATUS 0x101a 159 #define MLX_V4REG_IDB 0x0020 160 #define MLX_V4REG_ODB 0x002c 161 #define MLX_V4REG_IE 0x0034 162 #define MLX_V4REG_FWERROR 0x103f 163 #define MLX_V4REG_FWERROR_PARAM1 0x1000 164 #define MLX_V4REG_FWERROR_PARAM2 0x1001 165 166 #define MLX_V4_IDB_FULL 0x01 /* mailbox is full */ 167 #define MLX_V4_IDB_INIT_BUSY 0x02 /* initialisation in progress */ 168 169 #define MLX_V4_IDB_HWMBOX_CMD 0x01 /* posted hardware mailbox command */ 170 #define MLX_V4_IDB_SACK 0x02 /* acknowledge status read */ 171 #define MLX_V4_IDB_MEMMBOX_CMD 0x10 /* posted memory mailbox command */ 172 173 #define MLX_V4_ODB_HWSAVAIL 0x01 /* status available for hardware m/b */ 174 #define MLX_V4_ODB_MEMSAVAIL 0x02 /* status available for memory m/b */ 175 176 #define MLX_V4_ODB_HWMBOX_ACK 0x01 /* ack status read from hardware m/b */ 177 #define MLX_V4_ODB_MEMMBOX_ACK 0x02 /* ack status read from memory m/b */ 178 179 #define MLX_V4_IE_MASK 0xfb /* message unit interrupt mask */ 180 #define MLX_V4_IE_DISINT 0x04 /* interrupt disable bit */ 181 182 #define MLX_V4_FWERROR_PEND 0x04 /* firmware error pending */ 183 184 /* 185 * V5 interface. 186 */ 187 #define MLX_V5REG_MAILBOX 0x50 188 #define MLX_V5REG_STATUS_IDENT 0x5d 189 #define MLX_V5REG_STATUS 0x5e 190 #define MLX_V5REG_IDB 0x60 191 #define MLX_V5REG_ODB 0x61 192 #define MLX_V5REG_IE 0x34 193 #define MLX_V5REG_FWERROR 0x63 194 #define MLX_V5REG_FWERROR_PARAM1 0x50 195 #define MLX_V5REG_FWERROR_PARAM2 0x51 196 197 #define MLX_V5_IDB_EMPTY 0x01 /* mailbox is empty */ 198 #define MLX_V5_IDB_INIT_DONE 0x02 /* initialisation has completed */ 199 200 #define MLX_V5_IDB_HWMBOX_CMD 0x01 /* posted hardware mailbox command */ 201 #define MLX_V5_IDB_SACK 0x02 /* acknowledge status read */ 202 #define MLX_V5_IDB_RESET 0x08 /* reset request */ 203 #define MLX_V5_IDB_MEMMBOX_CMD 0x10 /* posted memory mailbox command */ 204 205 #define MLX_V5_ODB_HWSAVAIL 0x01 /* status available for hardware m/b */ 206 #define MLX_V5_ODB_MEMSAVAIL 0x02 /* status available for memory m/b */ 207 208 #define MLX_V5_ODB_HWMBOX_ACK 0x01 /* ack status read from hardware m/b */ 209 #define MLX_V5_ODB_MEMMBOX_ACK 0x02 /* ack status read from memory m/b */ 210 211 #define MLX_V5_IE_DISINT 0x04 /* interrupt disable bit */ 212 213 #define MLX_V5_FWERROR_PEND 0x04 /* firmware error pending */ 214 215 #endif /* _KERNEL */ 216 217 /* 218 * Scatter-gather list format, type 1, kind 00. 219 */ 220 struct mlx_sgentry { 221 u_int32_t sge_addr; 222 u_int32_t sge_count; 223 } __attribute__ ((packed)); 224 225 /* 226 * Command result buffers, as placed in system memory by the controller. 227 */ 228 struct mlx_enquiry_old { 229 u_int8_t me_num_sys_drvs; 230 u_int8_t me_res1[3]; 231 u_int32_t me_drvsize[8]; 232 u_int16_t me_flash_age; 233 u_int8_t me_status_flags; 234 u_int8_t me_free_state_change_count; 235 u_int8_t me_fwminor; 236 u_int8_t me_fwmajor; 237 u_int8_t me_rebuild_flag; 238 u_int8_t me_max_commands; 239 u_int8_t me_offline_sd_count; 240 u_int8_t me_res3; 241 u_int8_t me_critical_sd_count; 242 u_int8_t me_res4[3]; 243 u_int8_t me_dead_count; 244 u_int8_t me_res5; 245 u_int8_t me_rebuild_count; 246 u_int8_t me_misc_flags; 247 struct { 248 u_int8_t dd_targ; 249 u_int8_t dd_chan; 250 } __attribute__ ((packed)) me_dead[20]; 251 } __attribute__ ((packed)); 252 253 struct mlx_enquiry { 254 u_int8_t me_num_sys_drvs; 255 u_int8_t me_res1[3]; 256 u_int32_t me_drvsize[32]; 257 u_int16_t me_flash_age; 258 u_int8_t me_status_flags; 259 #define MLX_ENQ_SFLAG_DEFWRERR 0x01 /* deferred write error indicator */ 260 #define MLX_ENQ_SFLAG_BATTLOW 0x02 /* battery low */ 261 u_int8_t me_res2; 262 u_int8_t me_fwminor; 263 u_int8_t me_fwmajor; 264 u_int8_t me_rebuild_flag; 265 u_int8_t me_max_commands; 266 u_int8_t me_offline_sd_count; 267 u_int8_t me_res3; 268 u_int16_t me_event_log_seq_num; 269 u_int8_t me_critical_sd_count; 270 u_int8_t me_res4[3]; 271 u_int8_t me_dead_count; 272 u_int8_t me_res5; 273 u_int8_t me_rebuild_count; 274 u_int8_t me_misc_flags; 275 #define MLX_ENQ_MISC_BBU 0x08 /* battery backup present */ 276 struct { 277 u_int8_t dd_targ; 278 u_int8_t dd_chan; 279 } __attribute__ ((packed)) me_dead[20]; 280 } __attribute__ ((packed)); 281 282 struct mlx_enquiry2 { 283 u_int8_t me_hardware_id[4]; 284 u_int8_t me_firmware_id[4]; 285 u_int32_t me_res1; 286 u_int8_t me_configured_channels; 287 u_int8_t me_actual_channels; 288 u_int8_t me_max_targets; 289 u_int8_t me_max_tags; 290 u_int8_t me_max_sys_drives; 291 u_int8_t me_max_arms; 292 u_int8_t me_max_spans; 293 u_int8_t me_res2; 294 u_int32_t me_res3; 295 u_int32_t me_mem_size; 296 u_int32_t me_cache_size; 297 u_int32_t me_flash_size; 298 u_int32_t me_nvram_size; 299 u_int16_t me_mem_type; 300 u_int16_t me_clock_speed; 301 u_int16_t me_mem_speed; 302 u_int16_t me_hardware_speed; 303 u_int8_t me_res4[12]; 304 u_int16_t me_max_commands; 305 u_int16_t me_max_sg; 306 u_int16_t me_max_dp; 307 u_int16_t me_max_iod; 308 u_int16_t me_max_comb; 309 u_int8_t me_latency; 310 u_int8_t me_res5; 311 u_int8_t me_scsi_timeout; 312 u_int8_t me_res6; 313 u_int16_t me_min_freelines; 314 u_int8_t me_res7[8]; 315 u_int8_t me_rate_const; 316 u_int8_t me_res8[11]; 317 u_int16_t me_physblk; 318 u_int16_t me_logblk; 319 u_int16_t me_maxblk; 320 u_int16_t me_blocking_factor; 321 u_int16_t me_cacheline; 322 u_int8_t me_scsi_cap; 323 u_int8_t me_res9[5]; 324 u_int16_t me_firmware_build; 325 u_int8_t me_fault_mgmt_type; 326 u_int8_t me_res10; 327 u_int32_t me_firmware_features; 328 u_int8_t me_res11[8]; 329 } __attribute__ ((packed)); 330 331 /* MLX_CMD_ENQSYSDRIVE returns an array of 32 of these. */ 332 struct mlx_enq_sys_drive { 333 u_int32_t sd_size; 334 u_int8_t sd_state; 335 u_int8_t sd_raidlevel; 336 u_int16_t sd_res1; 337 } __attribute__ ((packed)); 338 339 /* 340 * MLX_CMD_LOGOP/MLX_LOGOP_GET 341 * 342 * Bitfields: 343 * 344 * 0-4 el_target SCSI target 345 * 5-7 el_target SCSI channel 346 * 0-6 el_errorcode error code 347 * 7-7 el_errorcode validity (?) 348 * 0-3 el_sense sense key 349 * 4-4 el_sense reserved 350 * 5-5 el_sense ILI 351 * 6-6 el_sense EOM 352 * 7-7 el_sense filemark 353 */ 354 struct mlx_eventlog_entry { 355 u_int8_t el_type; 356 u_int8_t el_length; 357 u_int8_t el_target; 358 u_int8_t el_lun; 359 u_int16_t el_seqno; 360 u_int8_t el_errorcode; 361 u_int8_t el_segment; 362 u_int8_t el_sense; 363 u_int8_t el_information[4]; 364 u_int8_t el_addsense; 365 u_int8_t el_csi[4]; 366 u_int8_t el_asc; 367 u_int8_t el_asq; 368 u_int8_t el_res3[12]; 369 } __attribute__ ((packed)); 370 371 #define MLX_LOGOP_GET 0x00 /* operation codes for MLX_CMD_LOGOP */ 372 #define MLX_LOGMSG_SENSE 0x00 /* log message contents codes */ 373 374 struct mlx_rebuild_stat { 375 u_int32_t rb_drive; 376 u_int32_t rb_size; 377 u_int32_t rb_remaining; 378 } __attribute__ ((packed)); 379 380 struct mlx_config { 381 u_int16_t cf_flags1; 382 #define MLX_CF2_ACTV_NEG 0x0002 383 #define MLX_CF2_NORSTRTRY 0x0080 384 #define MLX_CF2_STRGWRK 0x0100 385 #define MLX_CF2_HPSUPP 0x0200 386 #define MLX_CF2_NODISCN 0x0400 387 #define MLX_CF2_ARM 0x2000 388 #define MLX_CF2_OFM 0x8000 389 #define MLX_CF2_AEMI (MLX_CF2_ARM | MLX_CF2_OFM) 390 u_int8_t cf_oemid; 391 u_int8_t cf_oem_model; 392 u_int8_t cf_physical_sector; 393 u_int8_t cf_logical_sector; 394 u_int8_t cf_blockfactor; 395 u_int8_t cf_flags2; 396 #define MLX_CF2_READAH 0x01 397 #define MLX_CF2_BIOSDLY 0x02 398 #define MLX_CF2_REASS1S 0x10 399 #define MLX_CF2_FUAENABL 0x40 400 #define MLX_CF2_R5ALLS 0x80 401 u_int8_t cf_rcrate; 402 u_int8_t cf_res1; 403 u_int8_t cf_blocks_per_cache_line; 404 u_int8_t cf_blocks_per_stripe; 405 u_int8_t cf_scsi_param_0; 406 u_int8_t cf_scsi_param_1; 407 u_int8_t cf_scsi_param_2; 408 u_int8_t cf_scsi_param_3; 409 u_int8_t cf_scsi_param_4; 410 u_int8_t cf_scsi_param_5; 411 u_int8_t cf_scsi_initiator_id; 412 u_int8_t cf_res2; 413 u_int8_t cf_startup_mode; 414 u_int8_t cf_simultaneous_spinup_devices; 415 u_int8_t cf_delay_between_spinups; 416 u_int8_t cf_res3; 417 u_int16_t cf_checksum; 418 } __attribute__ ((packed)); 419 420 struct mlx_config2 { 421 struct mlx_config cf2_cf; 422 u_int8_t cf2_reserved0[26]; 423 u_int8_t cf2_flags; 424 #define MLX_CF2_BIOS_DIS 0x01 425 #define MLX_CF2_CDROM_DIS 0x02 426 #define MLX_CF2_GEOM_255 0x20 427 u_int8_t cf2_reserved1[9]; 428 u_int16_t cf2_checksum; 429 } __attribute__ ((__packed__)); 430 431 struct mlx_sys_drv_span { 432 u_int32_t sp_start_lba; 433 u_int32_t sp_nblks; 434 u_int8_t sp_arm[8]; 435 } __attribute__ ((packed)); 436 437 struct mlx_sys_drv { 438 u_int8_t sd_status; 439 u_int8_t sd_ext_status; 440 u_int8_t sd_mod1; 441 u_int8_t sd_mod2; 442 u_int8_t sd_raidlevel; 443 #define MLX_SYS_DRV_WRITEBACK (1<<7) 444 #define MLX_SYS_DRV_RAID0 0 445 #define MLX_SYS_DRV_RAID1 1 446 #define MLX_SYS_DRV_RAID3 3 447 #define MLX_SYS_DRV_RAID5 5 448 #define MLX_SYS_DRV_RAID6 6 449 #define MLX_SYS_DRV_JBOD 7 450 u_int8_t sd_valid_arms; 451 u_int8_t sd_valid_spans; 452 u_int8_t sd_init_state; 453 #define MLX_SYS_DRV_INITTED 0x81; 454 struct mlx_sys_drv_span sd_span[4]; 455 } __attribute__ ((packed)); 456 457 struct mlx_phys_drv { 458 u_int8_t pd_flags1; 459 #define MLX_PHYS_DRV_PRESENT 0x01 460 u_int8_t pd_flags2; 461 #define MLX_PHYS_DRV_OTHER 0x00 462 #define MLX_PHYS_DRV_DISK 0x01 463 #define MLX_PHYS_DRV_SEQUENTIAL 0x02 464 #define MLX_PHYS_DRV_CDROM 0x03 465 #define MLX_PHYS_DRV_FAST20 0x08 466 #define MLX_PHYS_DRV_SYNC 0x10 467 #define MLX_PHYS_DRV_FAST 0x20 468 #define MLX_PHYS_DRV_WIDE 0x40 469 #define MLX_PHYS_DRV_TAG 0x80 470 u_int8_t pd_status; 471 #define MLX_PHYS_DRV_DEAD 0x00 472 #define MLX_PHYS_DRV_WRONLY 0x02 473 #define MLX_PHYS_DRV_ONLINE 0x03 474 #define MLX_PHYS_DRV_STANDBY 0x10 475 u_int8_t pd_res1; 476 u_int8_t pd_period; 477 u_int8_t pd_offset; 478 u_int32_t pd_config_size; 479 } __attribute__ ((packed)); 480 481 struct mlx_core_cfg { 482 u_int8_t cc_num_sys_drives; 483 u_int8_t cc_res1[3]; 484 struct mlx_sys_drv cc_sys_drives[32]; 485 struct mlx_phys_drv cc_phys_drives[5 * 16]; 486 } __attribute__ ((packed)); 487 488 /* 489 * Bitfields: 490 * 491 * 0-3 dcdb_target SCSI target 492 * 4-7 dcdb_target SCSI channel 493 * 0-3 dcdb_length CDB length 494 * 4-7 dcdb_length high 4 bits of `datasize' 495 */ 496 struct mlx_dcdb { 497 u_int8_t dcdb_target; 498 u_int8_t dcdb_flags; 499 #define MLX_DCDB_NO_DATA 0x00 500 #define MLX_DCDB_DATA_IN 0x01 501 #define MLX_DCDB_DATA_OUT 0x02 502 #define MLX_DCDB_EARLY_STATUS 0x04 503 #define MLX_DCDB_TIMEOUT_10S 0x10 /* This lot is wrong? [ad] */ 504 #define MLX_DCDB_TIMEOUT_60S 0x20 505 #define MLX_DCDB_TIMEOUT_20M 0x30 506 #define MLX_DCDB_TIMEOUT_24H 0x40 507 #define MLX_DCDB_NO_AUTO_SENSE 0x40 /* XXX ?? */ 508 #define MLX_DCDB_DISCONNECT 0x80 509 u_int16_t dcdb_datasize; 510 u_int32_t dcdb_physaddr; 511 u_int8_t dcdb_length; 512 u_int8_t dcdb_sense_length; 513 u_int8_t dcdb_cdb[12]; 514 u_int8_t dcdb_sense[64]; 515 u_int8_t dcdb_status; 516 u_int8_t res1; 517 } __attribute__ ((packed)); 518 519 struct mlx_bbtable_entry { 520 u_int32_t bbt_block_number; 521 u_int8_t bbt_extent; 522 u_int8_t bbt_res1; 523 u_int8_t bbt_entry_type; 524 u_int8_t bbt_system_drive; /* high 3 bits reserved */ 525 } __attribute__ ((packed)); 526 527 #endif /* !_IC_MLXREG_H_ */ 528