1 /****************************************************************************** 2 * 3 * Name: actbl3.h - ACPI Table Definitions 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2014, Intel Corp. 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions, and the following disclaimer, 16 * without modification. 17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 18 * substantially similar to the "NO WARRANTY" disclaimer below 19 * ("Disclaimer") and any redistribution must be conditioned upon 20 * including a substantially similar Disclaimer requirement for further 21 * binary redistribution. 22 * 3. Neither the names of the above-listed copyright holders nor the names 23 * of any contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * Alternatively, this software may be distributed under the terms of the 27 * GNU General Public License ("GPL") version 2 as published by the Free 28 * Software Foundation. 29 * 30 * NO WARRANTY 31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 41 * POSSIBILITY OF SUCH DAMAGES. 42 */ 43 44 #ifndef __ACTBL3_H__ 45 #define __ACTBL3_H__ 46 47 /******************************************************************************* 48 * 49 * Additional ACPI Tables (3) 50 * 51 * These tables are not consumed directly by the ACPICA subsystem, but are 52 * included here to support device drivers and the AML disassembler. 53 * 54 * The tables in this file are fully defined within the ACPI specification. 55 * 56 ******************************************************************************/ 57 58 /* 59 * Values for description table header signatures for tables defined in this 60 * file. Useful because they make it more difficult to inadvertently type in 61 * the wrong signature. 62 */ 63 #define ACPI_SIG_BGRT "BGRT" /* Boot Graphics Resource Table */ 64 #define ACPI_SIG_DRTM "DRTM" /* Dynamic Root of Trust for Measurement table */ 65 #define ACPI_SIG_FPDT "FPDT" /* Firmware Performance Data Table */ 66 #define ACPI_SIG_GTDT "GTDT" /* Generic Timer Description Table */ 67 #define ACPI_SIG_MPST "MPST" /* Memory Power State Table */ 68 #define ACPI_SIG_PCCT "PCCT" /* Platform Communications Channel Table */ 69 #define ACPI_SIG_PMTT "PMTT" /* Platform Memory Topology Table */ 70 #define ACPI_SIG_RASF "RASF" /* RAS Feature table */ 71 #define ACPI_SIG_TPM2 "TPM2" /* Trusted Platform Module 2.0 H/W interface table */ 72 73 #define ACPI_SIG_S3PT "S3PT" /* S3 Performance (sub)Table */ 74 #define ACPI_SIG_PCCS "PCC" /* PCC Shared Memory Region */ 75 76 /* Reserved table signatures */ 77 78 #define ACPI_SIG_MATR "MATR" /* Memory Address Translation Table */ 79 #define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */ 80 #define ACPI_SIG_WPBT "WPBT" /* Windows Platform Binary Table */ 81 82 /* 83 * All tables must be byte-packed to match the ACPI specification, since 84 * the tables are provided by the system BIOS. 85 */ 86 #pragma pack(1) 87 88 /* 89 * Note: C bitfields are not used for this reason: 90 * 91 * "Bitfields are great and easy to read, but unfortunately the C language 92 * does not specify the layout of bitfields in memory, which means they are 93 * essentially useless for dealing with packed data in on-disk formats or 94 * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me, 95 * this decision was a design error in C. Ritchie could have picked an order 96 * and stuck with it." Norman Ramsey. 97 * See http://stackoverflow.com/a/1053662/41661 98 */ 99 100 /******************************************************************************* 101 * 102 * BGRT - Boot Graphics Resource Table (ACPI 5.0) 103 * Version 1 104 * 105 ******************************************************************************/ 106 107 struct acpi_table_bgrt { 108 struct acpi_table_header header; /* Common ACPI table header */ 109 u16 version; 110 u8 status; 111 u8 image_type; 112 u64 image_address; 113 u32 image_offset_x; 114 u32 image_offset_y; 115 }; 116 117 /******************************************************************************* 118 * 119 * DRTM - Dynamic Root of Trust for Measurement table 120 * 121 ******************************************************************************/ 122 123 struct acpi_table_drtm { 124 struct acpi_table_header header; /* Common ACPI table header */ 125 u64 entry_base_address; 126 u64 entry_length; 127 u32 entry_address32; 128 u64 entry_address64; 129 u64 exit_address; 130 u64 log_area_address; 131 u32 log_area_length; 132 u64 arch_dependent_address; 133 u32 flags; 134 }; 135 136 /* 1) Validated Tables List */ 137 138 struct acpi_drtm_vtl_list { 139 u32 validated_table_list_count; 140 }; 141 142 /* 2) Resources List */ 143 144 struct acpi_drtm_resource_list { 145 u32 resource_list_count; 146 }; 147 148 /* 3) Platform-specific Identifiers List */ 149 150 struct acpi_drtm_id_list { 151 u32 id_list_count; 152 }; 153 154 /******************************************************************************* 155 * 156 * FPDT - Firmware Performance Data Table (ACPI 5.0) 157 * Version 1 158 * 159 ******************************************************************************/ 160 161 struct acpi_table_fpdt { 162 struct acpi_table_header header; /* Common ACPI table header */ 163 }; 164 165 /* FPDT subtable header */ 166 167 struct acpi_fpdt_header { 168 u16 type; 169 u8 length; 170 u8 revision; 171 }; 172 173 /* Values for Type field above */ 174 175 enum acpi_fpdt_type { 176 ACPI_FPDT_TYPE_BOOT = 0, 177 ACPI_FPDT_TYPE_S3PERF = 1 178 }; 179 180 /* 181 * FPDT subtables 182 */ 183 184 /* 0: Firmware Basic Boot Performance Record */ 185 186 struct acpi_fpdt_boot { 187 struct acpi_fpdt_header header; 188 u8 reserved[4]; 189 u64 reset_end; 190 u64 load_start; 191 u64 startup_start; 192 u64 exit_services_entry; 193 u64 exit_services_exit; 194 }; 195 196 /* 1: S3 Performance Table Pointer Record */ 197 198 struct acpi_fpdt_s3pt_ptr { 199 struct acpi_fpdt_header header; 200 u8 reserved[4]; 201 u64 address; 202 }; 203 204 /* 205 * S3PT - S3 Performance Table. This table is pointed to by the 206 * FPDT S3 Pointer Record above. 207 */ 208 struct acpi_table_s3pt { 209 u8 signature[4]; /* "S3PT" */ 210 u32 length; 211 }; 212 213 /* 214 * S3PT Subtables 215 */ 216 struct acpi_s3pt_header { 217 u16 type; 218 u8 length; 219 u8 revision; 220 }; 221 222 /* Values for Type field above */ 223 224 enum acpi_s3pt_type { 225 ACPI_S3PT_TYPE_RESUME = 0, 226 ACPI_S3PT_TYPE_SUSPEND = 1 227 }; 228 229 struct acpi_s3pt_resume { 230 struct acpi_s3pt_header header; 231 u32 resume_count; 232 u64 full_resume; 233 u64 average_resume; 234 }; 235 236 struct acpi_s3pt_suspend { 237 struct acpi_s3pt_header header; 238 u64 suspend_start; 239 u64 suspend_end; 240 }; 241 242 /******************************************************************************* 243 * 244 * GTDT - Generic Timer Description Table (ACPI 5.0) 245 * Version 1 246 * 247 ******************************************************************************/ 248 249 struct acpi_table_gtdt { 250 struct acpi_table_header header; /* Common ACPI table header */ 251 u64 address; 252 u32 flags; 253 u32 secure_pl1_interrupt; 254 u32 secure_pl1_flags; 255 u32 non_secure_pl1_interrupt; 256 u32 non_secure_pl1_flags; 257 u32 virtual_timer_interrupt; 258 u32 virtual_timer_flags; 259 u32 non_secure_pl2_interrupt; 260 u32 non_secure_pl2_flags; 261 }; 262 263 /* Values for Flags field above */ 264 265 #define ACPI_GTDT_MAPPED_BLOCK_PRESENT 1 266 267 /* Values for all "TimerFlags" fields above */ 268 269 #define ACPI_GTDT_INTERRUPT_MODE 1 270 #define ACPI_GTDT_INTERRUPT_POLARITY 2 271 272 /******************************************************************************* 273 * 274 * MPST - Memory Power State Table (ACPI 5.0) 275 * Version 1 276 * 277 ******************************************************************************/ 278 279 #define ACPI_MPST_CHANNEL_INFO \ 280 u8 channel_id; \ 281 u8 reserved1[3]; \ 282 u16 power_node_count; \ 283 u16 reserved2; 284 285 /* Main table */ 286 287 struct acpi_table_mpst { 288 struct acpi_table_header header; /* Common ACPI table header */ 289 ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */ 290 }; 291 292 /* Memory Platform Communication Channel Info */ 293 294 struct acpi_mpst_channel { 295 ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */ 296 }; 297 298 /* Memory Power Node Structure */ 299 300 struct acpi_mpst_power_node { 301 u8 flags; 302 u8 reserved1; 303 u16 node_id; 304 u32 length; 305 u64 range_address; 306 u64 range_length; 307 u32 num_power_states; 308 u32 num_physical_components; 309 }; 310 311 /* Values for Flags field above */ 312 313 #define ACPI_MPST_ENABLED 1 314 #define ACPI_MPST_POWER_MANAGED 2 315 #define ACPI_MPST_HOT_PLUG_CAPABLE 4 316 317 /* Memory Power State Structure (follows POWER_NODE above) */ 318 319 struct acpi_mpst_power_state { 320 u8 power_state; 321 u8 info_index; 322 }; 323 324 /* Physical Component ID Structure (follows POWER_STATE above) */ 325 326 struct acpi_mpst_component { 327 u16 component_id; 328 }; 329 330 /* Memory Power State Characteristics Structure (follows all POWER_NODEs) */ 331 332 struct acpi_mpst_data_hdr { 333 u16 characteristics_count; 334 u16 reserved; 335 }; 336 337 struct acpi_mpst_power_data { 338 u8 structure_id; 339 u8 flags; 340 u16 reserved1; 341 u32 average_power; 342 u32 power_saving; 343 u64 exit_latency; 344 u64 reserved2; 345 }; 346 347 /* Values for Flags field above */ 348 349 #define ACPI_MPST_PRESERVE 1 350 #define ACPI_MPST_AUTOENTRY 2 351 #define ACPI_MPST_AUTOEXIT 4 352 353 /* Shared Memory Region (not part of an ACPI table) */ 354 355 struct acpi_mpst_shared { 356 u32 signature; 357 u16 pcc_command; 358 u16 pcc_status; 359 u32 command_register; 360 u32 status_register; 361 u32 power_state_id; 362 u32 power_node_id; 363 u64 energy_consumed; 364 u64 average_power; 365 }; 366 367 /******************************************************************************* 368 * 369 * PCCT - Platform Communications Channel Table (ACPI 5.0) 370 * Version 1 371 * 372 ******************************************************************************/ 373 374 struct acpi_table_pcct { 375 struct acpi_table_header header; /* Common ACPI table header */ 376 u32 flags; 377 u64 reserved; 378 }; 379 380 /* Values for Flags field above */ 381 382 #define ACPI_PCCT_DOORBELL 1 383 384 /* Values for subtable type in struct acpi_subtable_header */ 385 386 enum acpi_pcct_type { 387 ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0, 388 ACPI_PCCT_TYPE_RESERVED = 1 /* 1 and greater are reserved */ 389 }; 390 391 /* 392 * PCCT Subtables, correspond to Type in struct acpi_subtable_header 393 */ 394 395 /* 0: Generic Communications Subspace */ 396 397 struct acpi_pcct_subspace { 398 struct acpi_subtable_header header; 399 u8 reserved[6]; 400 u64 base_address; 401 u64 length; 402 struct acpi_generic_address doorbell_register; 403 u64 preserve_mask; 404 u64 write_mask; 405 u32 latency; 406 u32 max_access_rate; 407 u16 min_turnaround_time; 408 }; 409 410 /* 411 * PCC memory structures (not part of the ACPI table) 412 */ 413 414 /* Shared Memory Region */ 415 416 struct acpi_pcct_shared_memory { 417 u32 signature; 418 u16 command; 419 u16 status; 420 }; 421 422 /******************************************************************************* 423 * 424 * PMTT - Platform Memory Topology Table (ACPI 5.0) 425 * Version 1 426 * 427 ******************************************************************************/ 428 429 struct acpi_table_pmtt { 430 struct acpi_table_header header; /* Common ACPI table header */ 431 u32 reserved; 432 }; 433 434 /* Common header for PMTT subtables that follow main table */ 435 436 struct acpi_pmtt_header { 437 u8 type; 438 u8 reserved1; 439 u16 length; 440 u16 flags; 441 u16 reserved2; 442 }; 443 444 /* Values for Type field above */ 445 446 #define ACPI_PMTT_TYPE_SOCKET 0 447 #define ACPI_PMTT_TYPE_CONTROLLER 1 448 #define ACPI_PMTT_TYPE_DIMM 2 449 #define ACPI_PMTT_TYPE_RESERVED 3 /* 0x03-0xFF are reserved */ 450 451 /* Values for Flags field above */ 452 453 #define ACPI_PMTT_TOP_LEVEL 0x0001 454 #define ACPI_PMTT_PHYSICAL 0x0002 455 #define ACPI_PMTT_MEMORY_TYPE 0x000C 456 457 /* 458 * PMTT subtables, correspond to Type in struct acpi_pmtt_header 459 */ 460 461 /* 0: Socket Structure */ 462 463 struct acpi_pmtt_socket { 464 struct acpi_pmtt_header header; 465 u16 socket_id; 466 u16 reserved; 467 }; 468 469 /* 1: Memory Controller subtable */ 470 471 struct acpi_pmtt_controller { 472 struct acpi_pmtt_header header; 473 u32 read_latency; 474 u32 write_latency; 475 u32 read_bandwidth; 476 u32 write_bandwidth; 477 u16 access_width; 478 u16 alignment; 479 u16 reserved; 480 u16 domain_count; 481 }; 482 483 /* 1a: Proximity Domain substructure */ 484 485 struct acpi_pmtt_domain { 486 u32 proximity_domain; 487 }; 488 489 /* 2: Physical Component Identifier (DIMM) */ 490 491 struct acpi_pmtt_physical_component { 492 struct acpi_pmtt_header header; 493 u16 component_id; 494 u16 reserved; 495 u32 memory_size; 496 u32 bios_handle; 497 }; 498 499 /******************************************************************************* 500 * 501 * RASF - RAS Feature Table (ACPI 5.0) 502 * Version 1 503 * 504 ******************************************************************************/ 505 506 struct acpi_table_rasf { 507 struct acpi_table_header header; /* Common ACPI table header */ 508 u8 channel_id[12]; 509 }; 510 511 /* RASF Platform Communication Channel Shared Memory Region */ 512 513 struct acpi_rasf_shared_memory { 514 u32 signature; 515 u16 command; 516 u16 status; 517 u16 version; 518 u8 capabilities[16]; 519 u8 set_capabilities[16]; 520 u16 num_parameter_blocks; 521 u32 set_capabilities_status; 522 }; 523 524 /* RASF Parameter Block Structure Header */ 525 526 struct acpi_rasf_parameter_block { 527 u16 type; 528 u16 version; 529 u16 length; 530 }; 531 532 /* RASF Parameter Block Structure for PATROL_SCRUB */ 533 534 struct acpi_rasf_patrol_scrub_parameter { 535 struct acpi_rasf_parameter_block header; 536 u16 patrol_scrub_command; 537 u64 requested_address_range[2]; 538 u64 actual_address_range[2]; 539 u16 flags; 540 u8 requested_speed; 541 }; 542 543 /* Masks for Flags and Speed fields above */ 544 545 #define ACPI_RASF_SCRUBBER_RUNNING 1 546 #define ACPI_RASF_SPEED (7<<1) 547 #define ACPI_RASF_SPEED_SLOW (0<<1) 548 #define ACPI_RASF_SPEED_MEDIUM (4<<1) 549 #define ACPI_RASF_SPEED_FAST (7<<1) 550 551 /* Channel Commands */ 552 553 enum acpi_rasf_commands { 554 ACPI_RASF_EXECUTE_RASF_COMMAND = 1 555 }; 556 557 /* Platform RAS Capabilities */ 558 559 enum acpi_rasf_capabiliities { 560 ACPI_HW_PATROL_SCRUB_SUPPORTED = 0, 561 ACPI_SW_PATROL_SCRUB_EXPOSED = 1 562 }; 563 564 /* Patrol Scrub Commands */ 565 566 enum acpi_rasf_patrol_scrub_commands { 567 ACPI_RASF_GET_PATROL_PARAMETERS = 1, 568 ACPI_RASF_START_PATROL_SCRUBBER = 2, 569 ACPI_RASF_STOP_PATROL_SCRUBBER = 3 570 }; 571 572 /* Channel Command flags */ 573 574 #define ACPI_RASF_GENERATE_SCI (1<<15) 575 576 /* Status values */ 577 578 enum acpi_rasf_status { 579 ACPI_RASF_SUCCESS = 0, 580 ACPI_RASF_NOT_VALID = 1, 581 ACPI_RASF_NOT_SUPPORTED = 2, 582 ACPI_RASF_BUSY = 3, 583 ACPI_RASF_FAILED = 4, 584 ACPI_RASF_ABORTED = 5, 585 ACPI_RASF_INVALID_DATA = 6 586 }; 587 588 /* Status flags */ 589 590 #define ACPI_RASF_COMMAND_COMPLETE (1) 591 #define ACPI_RASF_SCI_DOORBELL (1<<1) 592 #define ACPI_RASF_ERROR (1<<2) 593 #define ACPI_RASF_STATUS (0x1F<<3) 594 595 /******************************************************************************* 596 * 597 * TPM2 - Trusted Platform Module (TPM) 2.0 Hardware Interface Table 598 * Version 3 599 * 600 * Conforms to "TPM 2.0 Hardware Interface Table (TPM2)" 29 November 2011 601 * 602 ******************************************************************************/ 603 604 struct acpi_table_tpm2 { 605 struct acpi_table_header header; /* Common ACPI table header */ 606 u32 flags; 607 u64 control_address; 608 u32 start_method; 609 }; 610 611 /* Control area structure (not part of table, pointed to by control_address) */ 612 613 struct acpi_tpm2_control { 614 u32 reserved; 615 u32 error; 616 u32 cancel; 617 u32 start; 618 u64 interrupt_control; 619 u32 command_size; 620 u64 command_address; 621 u32 response_size; 622 u64 response_address; 623 }; 624 625 /* Reset to default packing */ 626 627 #pragma pack() 628 629 #endif /* __ACTBL3_H__ */ 630