1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ 2 /****************************************************************************** 3 * 4 * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec) 5 * 6 * Copyright (C) 2000 - 2018, Intel Corp. 7 * 8 *****************************************************************************/ 9 10 #ifndef __ACTBL2_H__ 11 #define __ACTBL2_H__ 12 13 /******************************************************************************* 14 * 15 * Additional ACPI Tables (2) 16 * 17 * These tables are not consumed directly by the ACPICA subsystem, but are 18 * included here to support device drivers and the AML disassembler. 19 * 20 ******************************************************************************/ 21 22 /* 23 * Values for description table header signatures for tables defined in this 24 * file. Useful because they make it more difficult to inadvertently type in 25 * the wrong signature. 26 */ 27 #define ACPI_SIG_IORT "IORT" /* IO Remapping Table */ 28 #define ACPI_SIG_IVRS "IVRS" /* I/O Virtualization Reporting Structure */ 29 #define ACPI_SIG_LPIT "LPIT" /* Low Power Idle Table */ 30 #define ACPI_SIG_MADT "APIC" /* Multiple APIC Description Table */ 31 #define ACPI_SIG_MCFG "MCFG" /* PCI Memory Mapped Configuration table */ 32 #define ACPI_SIG_MCHI "MCHI" /* Management Controller Host Interface table */ 33 #define ACPI_SIG_MPST "MPST" /* Memory Power State Table */ 34 #define ACPI_SIG_MSCT "MSCT" /* Maximum System Characteristics Table */ 35 #define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */ 36 #define ACPI_SIG_MTMR "MTMR" /* MID Timer table */ 37 #define ACPI_SIG_NFIT "NFIT" /* NVDIMM Firmware Interface Table */ 38 #define ACPI_SIG_PCCT "PCCT" /* Platform Communications Channel Table */ 39 #define ACPI_SIG_PDTT "PDTT" /* Platform Debug Trigger Table */ 40 #define ACPI_SIG_PMTT "PMTT" /* Platform Memory Topology Table */ 41 #define ACPI_SIG_PPTT "PPTT" /* Processor Properties Topology Table */ 42 #define ACPI_SIG_RASF "RASF" /* RAS Feature table */ 43 #define ACPI_SIG_SBST "SBST" /* Smart Battery Specification Table */ 44 #define ACPI_SIG_SDEI "SDEI" /* Software Delegated Exception Interface Table */ 45 #define ACPI_SIG_SDEV "SDEV" /* Secure Devices table */ 46 47 /* 48 * All tables must be byte-packed to match the ACPI specification, since 49 * the tables are provided by the system BIOS. 50 */ 51 #pragma pack(1) 52 53 /* 54 * Note: C bitfields are not used for this reason: 55 * 56 * "Bitfields are great and easy to read, but unfortunately the C language 57 * does not specify the layout of bitfields in memory, which means they are 58 * essentially useless for dealing with packed data in on-disk formats or 59 * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me, 60 * this decision was a design error in C. Ritchie could have picked an order 61 * and stuck with it." Norman Ramsey. 62 * See http://stackoverflow.com/a/1053662/41661 63 */ 64 65 /******************************************************************************* 66 * 67 * IORT - IO Remapping Table 68 * 69 * Conforms to "IO Remapping Table System Software on ARM Platforms", 70 * Document number: ARM DEN 0049D, March 2018 71 * 72 ******************************************************************************/ 73 74 struct acpi_table_iort { 75 struct acpi_table_header header; 76 u32 node_count; 77 u32 node_offset; 78 u32 reserved; 79 }; 80 81 /* 82 * IORT subtables 83 */ 84 struct acpi_iort_node { 85 u8 type; 86 u16 length; 87 u8 revision; 88 u32 reserved; 89 u32 mapping_count; 90 u32 mapping_offset; 91 char node_data[1]; 92 }; 93 94 /* Values for subtable Type above */ 95 96 enum acpi_iort_node_type { 97 ACPI_IORT_NODE_ITS_GROUP = 0x00, 98 ACPI_IORT_NODE_NAMED_COMPONENT = 0x01, 99 ACPI_IORT_NODE_PCI_ROOT_COMPLEX = 0x02, 100 ACPI_IORT_NODE_SMMU = 0x03, 101 ACPI_IORT_NODE_SMMU_V3 = 0x04, 102 ACPI_IORT_NODE_PMCG = 0x05 103 }; 104 105 struct acpi_iort_id_mapping { 106 u32 input_base; /* Lowest value in input range */ 107 u32 id_count; /* Number of IDs */ 108 u32 output_base; /* Lowest value in output range */ 109 u32 output_reference; /* A reference to the output node */ 110 u32 flags; 111 }; 112 113 /* Masks for Flags field above for IORT subtable */ 114 115 #define ACPI_IORT_ID_SINGLE_MAPPING (1) 116 117 struct acpi_iort_memory_access { 118 u32 cache_coherency; 119 u8 hints; 120 u16 reserved; 121 u8 memory_flags; 122 }; 123 124 /* Values for cache_coherency field above */ 125 126 #define ACPI_IORT_NODE_COHERENT 0x00000001 /* The device node is fully coherent */ 127 #define ACPI_IORT_NODE_NOT_COHERENT 0x00000000 /* The device node is not coherent */ 128 129 /* Masks for Hints field above */ 130 131 #define ACPI_IORT_HT_TRANSIENT (1) 132 #define ACPI_IORT_HT_WRITE (1<<1) 133 #define ACPI_IORT_HT_READ (1<<2) 134 #define ACPI_IORT_HT_OVERRIDE (1<<3) 135 136 /* Masks for memory_flags field above */ 137 138 #define ACPI_IORT_MF_COHERENCY (1) 139 #define ACPI_IORT_MF_ATTRIBUTES (1<<1) 140 141 /* 142 * IORT node specific subtables 143 */ 144 struct acpi_iort_its_group { 145 u32 its_count; 146 u32 identifiers[1]; /* GIC ITS identifier arrary */ 147 }; 148 149 struct acpi_iort_named_component { 150 u32 node_flags; 151 u64 memory_properties; /* Memory access properties */ 152 u8 memory_address_limit; /* Memory address size limit */ 153 char device_name[1]; /* Path of namespace object */ 154 }; 155 156 /* Masks for Flags field above */ 157 158 #define ACPI_IORT_NC_STALL_SUPPORTED (1) 159 #define ACPI_IORT_NC_PASID_BITS (31<<1) 160 161 struct acpi_iort_root_complex { 162 u64 memory_properties; /* Memory access properties */ 163 u32 ats_attribute; 164 u32 pci_segment_number; 165 u8 memory_address_limit; /* Memory address size limit */ 166 u8 reserved[3]; /* Reserved, must be zero */ 167 }; 168 169 /* Values for ats_attribute field above */ 170 171 #define ACPI_IORT_ATS_SUPPORTED 0x00000001 /* The root complex supports ATS */ 172 #define ACPI_IORT_ATS_UNSUPPORTED 0x00000000 /* The root complex doesn't support ATS */ 173 174 struct acpi_iort_smmu { 175 u64 base_address; /* SMMU base address */ 176 u64 span; /* Length of memory range */ 177 u32 model; 178 u32 flags; 179 u32 global_interrupt_offset; 180 u32 context_interrupt_count; 181 u32 context_interrupt_offset; 182 u32 pmu_interrupt_count; 183 u32 pmu_interrupt_offset; 184 u64 interrupts[1]; /* Interrupt array */ 185 }; 186 187 /* Values for Model field above */ 188 189 #define ACPI_IORT_SMMU_V1 0x00000000 /* Generic SMMUv1 */ 190 #define ACPI_IORT_SMMU_V2 0x00000001 /* Generic SMMUv2 */ 191 #define ACPI_IORT_SMMU_CORELINK_MMU400 0x00000002 /* ARM Corelink MMU-400 */ 192 #define ACPI_IORT_SMMU_CORELINK_MMU500 0x00000003 /* ARM Corelink MMU-500 */ 193 #define ACPI_IORT_SMMU_CORELINK_MMU401 0x00000004 /* ARM Corelink MMU-401 */ 194 #define ACPI_IORT_SMMU_CAVIUM_THUNDERX 0x00000005 /* Cavium thunder_x SMMUv2 */ 195 196 /* Masks for Flags field above */ 197 198 #define ACPI_IORT_SMMU_DVM_SUPPORTED (1) 199 #define ACPI_IORT_SMMU_COHERENT_WALK (1<<1) 200 201 /* Global interrupt format */ 202 203 struct acpi_iort_smmu_gsi { 204 u32 nsg_irpt; 205 u32 nsg_irpt_flags; 206 u32 nsg_cfg_irpt; 207 u32 nsg_cfg_irpt_flags; 208 }; 209 210 struct acpi_iort_smmu_v3 { 211 u64 base_address; /* SMMUv3 base address */ 212 u32 flags; 213 u32 reserved; 214 u64 vatos_address; 215 u32 model; 216 u32 event_gsiv; 217 u32 pri_gsiv; 218 u32 gerr_gsiv; 219 u32 sync_gsiv; 220 u32 pxm; 221 u32 id_mapping_index; 222 }; 223 224 /* Values for Model field above */ 225 226 #define ACPI_IORT_SMMU_V3_GENERIC 0x00000000 /* Generic SMMUv3 */ 227 #define ACPI_IORT_SMMU_V3_HISILICON_HI161X 0x00000001 /* hi_silicon Hi161x SMMUv3 */ 228 #define ACPI_IORT_SMMU_V3_CAVIUM_CN99XX 0x00000002 /* Cavium CN99xx SMMUv3 */ 229 230 /* Masks for Flags field above */ 231 232 #define ACPI_IORT_SMMU_V3_COHACC_OVERRIDE (1) 233 #define ACPI_IORT_SMMU_V3_HTTU_OVERRIDE (3<<1) 234 #define ACPI_IORT_SMMU_V3_PXM_VALID (1<<3) 235 236 struct acpi_iort_pmcg { 237 u64 page0_base_address; 238 u32 overflow_gsiv; 239 u32 node_reference; 240 u64 page1_base_address; 241 }; 242 243 /******************************************************************************* 244 * 245 * IVRS - I/O Virtualization Reporting Structure 246 * Version 1 247 * 248 * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification", 249 * Revision 1.26, February 2009. 250 * 251 ******************************************************************************/ 252 253 struct acpi_table_ivrs { 254 struct acpi_table_header header; /* Common ACPI table header */ 255 u32 info; /* Common virtualization info */ 256 u64 reserved; 257 }; 258 259 /* Values for Info field above */ 260 261 #define ACPI_IVRS_PHYSICAL_SIZE 0x00007F00 /* 7 bits, physical address size */ 262 #define ACPI_IVRS_VIRTUAL_SIZE 0x003F8000 /* 7 bits, virtual address size */ 263 #define ACPI_IVRS_ATS_RESERVED 0x00400000 /* ATS address translation range reserved */ 264 265 /* IVRS subtable header */ 266 267 struct acpi_ivrs_header { 268 u8 type; /* Subtable type */ 269 u8 flags; 270 u16 length; /* Subtable length */ 271 u16 device_id; /* ID of IOMMU */ 272 }; 273 274 /* Values for subtable Type above */ 275 276 enum acpi_ivrs_type { 277 ACPI_IVRS_TYPE_HARDWARE = 0x10, 278 ACPI_IVRS_TYPE_MEMORY1 = 0x20, 279 ACPI_IVRS_TYPE_MEMORY2 = 0x21, 280 ACPI_IVRS_TYPE_MEMORY3 = 0x22 281 }; 282 283 /* Masks for Flags field above for IVHD subtable */ 284 285 #define ACPI_IVHD_TT_ENABLE (1) 286 #define ACPI_IVHD_PASS_PW (1<<1) 287 #define ACPI_IVHD_RES_PASS_PW (1<<2) 288 #define ACPI_IVHD_ISOC (1<<3) 289 #define ACPI_IVHD_IOTLB (1<<4) 290 291 /* Masks for Flags field above for IVMD subtable */ 292 293 #define ACPI_IVMD_UNITY (1) 294 #define ACPI_IVMD_READ (1<<1) 295 #define ACPI_IVMD_WRITE (1<<2) 296 #define ACPI_IVMD_EXCLUSION_RANGE (1<<3) 297 298 /* 299 * IVRS subtables, correspond to Type in struct acpi_ivrs_header 300 */ 301 302 /* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */ 303 304 struct acpi_ivrs_hardware { 305 struct acpi_ivrs_header header; 306 u16 capability_offset; /* Offset for IOMMU control fields */ 307 u64 base_address; /* IOMMU control registers */ 308 u16 pci_segment_group; 309 u16 info; /* MSI number and unit ID */ 310 u32 reserved; 311 }; 312 313 /* Masks for Info field above */ 314 315 #define ACPI_IVHD_MSI_NUMBER_MASK 0x001F /* 5 bits, MSI message number */ 316 #define ACPI_IVHD_UNIT_ID_MASK 0x1F00 /* 5 bits, unit_ID */ 317 318 /* 319 * Device Entries for IVHD subtable, appear after struct acpi_ivrs_hardware structure. 320 * Upper two bits of the Type field are the (encoded) length of the structure. 321 * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries 322 * are reserved for future use but not defined. 323 */ 324 struct acpi_ivrs_de_header { 325 u8 type; 326 u16 id; 327 u8 data_setting; 328 }; 329 330 /* Length of device entry is in the top two bits of Type field above */ 331 332 #define ACPI_IVHD_ENTRY_LENGTH 0xC0 333 334 /* Values for device entry Type field above */ 335 336 enum acpi_ivrs_device_entry_type { 337 /* 4-byte device entries, all use struct acpi_ivrs_device4 */ 338 339 ACPI_IVRS_TYPE_PAD4 = 0, 340 ACPI_IVRS_TYPE_ALL = 1, 341 ACPI_IVRS_TYPE_SELECT = 2, 342 ACPI_IVRS_TYPE_START = 3, 343 ACPI_IVRS_TYPE_END = 4, 344 345 /* 8-byte device entries */ 346 347 ACPI_IVRS_TYPE_PAD8 = 64, 348 ACPI_IVRS_TYPE_NOT_USED = 65, 349 ACPI_IVRS_TYPE_ALIAS_SELECT = 66, /* Uses struct acpi_ivrs_device8a */ 350 ACPI_IVRS_TYPE_ALIAS_START = 67, /* Uses struct acpi_ivrs_device8a */ 351 ACPI_IVRS_TYPE_EXT_SELECT = 70, /* Uses struct acpi_ivrs_device8b */ 352 ACPI_IVRS_TYPE_EXT_START = 71, /* Uses struct acpi_ivrs_device8b */ 353 ACPI_IVRS_TYPE_SPECIAL = 72 /* Uses struct acpi_ivrs_device8c */ 354 }; 355 356 /* Values for Data field above */ 357 358 #define ACPI_IVHD_INIT_PASS (1) 359 #define ACPI_IVHD_EINT_PASS (1<<1) 360 #define ACPI_IVHD_NMI_PASS (1<<2) 361 #define ACPI_IVHD_SYSTEM_MGMT (3<<4) 362 #define ACPI_IVHD_LINT0_PASS (1<<6) 363 #define ACPI_IVHD_LINT1_PASS (1<<7) 364 365 /* Types 0-4: 4-byte device entry */ 366 367 struct acpi_ivrs_device4 { 368 struct acpi_ivrs_de_header header; 369 }; 370 371 /* Types 66-67: 8-byte device entry */ 372 373 struct acpi_ivrs_device8a { 374 struct acpi_ivrs_de_header header; 375 u8 reserved1; 376 u16 used_id; 377 u8 reserved2; 378 }; 379 380 /* Types 70-71: 8-byte device entry */ 381 382 struct acpi_ivrs_device8b { 383 struct acpi_ivrs_de_header header; 384 u32 extended_data; 385 }; 386 387 /* Values for extended_data above */ 388 389 #define ACPI_IVHD_ATS_DISABLED (1<<31) 390 391 /* Type 72: 8-byte device entry */ 392 393 struct acpi_ivrs_device8c { 394 struct acpi_ivrs_de_header header; 395 u8 handle; 396 u16 used_id; 397 u8 variety; 398 }; 399 400 /* Values for Variety field above */ 401 402 #define ACPI_IVHD_IOAPIC 1 403 #define ACPI_IVHD_HPET 2 404 405 /* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */ 406 407 struct acpi_ivrs_memory { 408 struct acpi_ivrs_header header; 409 u16 aux_data; 410 u64 reserved; 411 u64 start_address; 412 u64 memory_length; 413 }; 414 415 /******************************************************************************* 416 * 417 * LPIT - Low Power Idle Table 418 * 419 * Conforms to "ACPI Low Power Idle Table (LPIT)" July 2014. 420 * 421 ******************************************************************************/ 422 423 struct acpi_table_lpit { 424 struct acpi_table_header header; /* Common ACPI table header */ 425 }; 426 427 /* LPIT subtable header */ 428 429 struct acpi_lpit_header { 430 u32 type; /* Subtable type */ 431 u32 length; /* Subtable length */ 432 u16 unique_id; 433 u16 reserved; 434 u32 flags; 435 }; 436 437 /* Values for subtable Type above */ 438 439 enum acpi_lpit_type { 440 ACPI_LPIT_TYPE_NATIVE_CSTATE = 0x00, 441 ACPI_LPIT_TYPE_RESERVED = 0x01 /* 1 and above are reserved */ 442 }; 443 444 /* Masks for Flags field above */ 445 446 #define ACPI_LPIT_STATE_DISABLED (1) 447 #define ACPI_LPIT_NO_COUNTER (1<<1) 448 449 /* 450 * LPIT subtables, correspond to Type in struct acpi_lpit_header 451 */ 452 453 /* 0x00: Native C-state instruction based LPI structure */ 454 455 struct acpi_lpit_native { 456 struct acpi_lpit_header header; 457 struct acpi_generic_address entry_trigger; 458 u32 residency; 459 u32 latency; 460 struct acpi_generic_address residency_counter; 461 u64 counter_frequency; 462 }; 463 464 /******************************************************************************* 465 * 466 * MADT - Multiple APIC Description Table 467 * Version 3 468 * 469 ******************************************************************************/ 470 471 struct acpi_table_madt { 472 struct acpi_table_header header; /* Common ACPI table header */ 473 u32 address; /* Physical address of local APIC */ 474 u32 flags; 475 }; 476 477 /* Masks for Flags field above */ 478 479 #define ACPI_MADT_PCAT_COMPAT (1) /* 00: System also has dual 8259s */ 480 481 /* Values for PCATCompat flag */ 482 483 #define ACPI_MADT_DUAL_PIC 1 484 #define ACPI_MADT_MULTIPLE_APIC 0 485 486 /* Values for MADT subtable type in struct acpi_subtable_header */ 487 488 enum acpi_madt_type { 489 ACPI_MADT_TYPE_LOCAL_APIC = 0, 490 ACPI_MADT_TYPE_IO_APIC = 1, 491 ACPI_MADT_TYPE_INTERRUPT_OVERRIDE = 2, 492 ACPI_MADT_TYPE_NMI_SOURCE = 3, 493 ACPI_MADT_TYPE_LOCAL_APIC_NMI = 4, 494 ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE = 5, 495 ACPI_MADT_TYPE_IO_SAPIC = 6, 496 ACPI_MADT_TYPE_LOCAL_SAPIC = 7, 497 ACPI_MADT_TYPE_INTERRUPT_SOURCE = 8, 498 ACPI_MADT_TYPE_LOCAL_X2APIC = 9, 499 ACPI_MADT_TYPE_LOCAL_X2APIC_NMI = 10, 500 ACPI_MADT_TYPE_GENERIC_INTERRUPT = 11, 501 ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR = 12, 502 ACPI_MADT_TYPE_GENERIC_MSI_FRAME = 13, 503 ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR = 14, 504 ACPI_MADT_TYPE_GENERIC_TRANSLATOR = 15, 505 ACPI_MADT_TYPE_RESERVED = 16 /* 16 and greater are reserved */ 506 }; 507 508 /* 509 * MADT Subtables, correspond to Type in struct acpi_subtable_header 510 */ 511 512 /* 0: Processor Local APIC */ 513 514 struct acpi_madt_local_apic { 515 struct acpi_subtable_header header; 516 u8 processor_id; /* ACPI processor id */ 517 u8 id; /* Processor's local APIC id */ 518 u32 lapic_flags; 519 }; 520 521 /* 1: IO APIC */ 522 523 struct acpi_madt_io_apic { 524 struct acpi_subtable_header header; 525 u8 id; /* I/O APIC ID */ 526 u8 reserved; /* reserved - must be zero */ 527 u32 address; /* APIC physical address */ 528 u32 global_irq_base; /* Global system interrupt where INTI lines start */ 529 }; 530 531 /* 2: Interrupt Override */ 532 533 struct acpi_madt_interrupt_override { 534 struct acpi_subtable_header header; 535 u8 bus; /* 0 - ISA */ 536 u8 source_irq; /* Interrupt source (IRQ) */ 537 u32 global_irq; /* Global system interrupt */ 538 u16 inti_flags; 539 }; 540 541 /* 3: NMI Source */ 542 543 struct acpi_madt_nmi_source { 544 struct acpi_subtable_header header; 545 u16 inti_flags; 546 u32 global_irq; /* Global system interrupt */ 547 }; 548 549 /* 4: Local APIC NMI */ 550 551 struct acpi_madt_local_apic_nmi { 552 struct acpi_subtable_header header; 553 u8 processor_id; /* ACPI processor id */ 554 u16 inti_flags; 555 u8 lint; /* LINTn to which NMI is connected */ 556 }; 557 558 /* 5: Address Override */ 559 560 struct acpi_madt_local_apic_override { 561 struct acpi_subtable_header header; 562 u16 reserved; /* Reserved, must be zero */ 563 u64 address; /* APIC physical address */ 564 }; 565 566 /* 6: I/O Sapic */ 567 568 struct acpi_madt_io_sapic { 569 struct acpi_subtable_header header; 570 u8 id; /* I/O SAPIC ID */ 571 u8 reserved; /* Reserved, must be zero */ 572 u32 global_irq_base; /* Global interrupt for SAPIC start */ 573 u64 address; /* SAPIC physical address */ 574 }; 575 576 /* 7: Local Sapic */ 577 578 struct acpi_madt_local_sapic { 579 struct acpi_subtable_header header; 580 u8 processor_id; /* ACPI processor id */ 581 u8 id; /* SAPIC ID */ 582 u8 eid; /* SAPIC EID */ 583 u8 reserved[3]; /* Reserved, must be zero */ 584 u32 lapic_flags; 585 u32 uid; /* Numeric UID - ACPI 3.0 */ 586 char uid_string[1]; /* String UID - ACPI 3.0 */ 587 }; 588 589 /* 8: Platform Interrupt Source */ 590 591 struct acpi_madt_interrupt_source { 592 struct acpi_subtable_header header; 593 u16 inti_flags; 594 u8 type; /* 1=PMI, 2=INIT, 3=corrected */ 595 u8 id; /* Processor ID */ 596 u8 eid; /* Processor EID */ 597 u8 io_sapic_vector; /* Vector value for PMI interrupts */ 598 u32 global_irq; /* Global system interrupt */ 599 u32 flags; /* Interrupt Source Flags */ 600 }; 601 602 /* Masks for Flags field above */ 603 604 #define ACPI_MADT_CPEI_OVERRIDE (1) 605 606 /* 9: Processor Local X2APIC (ACPI 4.0) */ 607 608 struct acpi_madt_local_x2apic { 609 struct acpi_subtable_header header; 610 u16 reserved; /* reserved - must be zero */ 611 u32 local_apic_id; /* Processor x2APIC ID */ 612 u32 lapic_flags; 613 u32 uid; /* ACPI processor UID */ 614 }; 615 616 /* 10: Local X2APIC NMI (ACPI 4.0) */ 617 618 struct acpi_madt_local_x2apic_nmi { 619 struct acpi_subtable_header header; 620 u16 inti_flags; 621 u32 uid; /* ACPI processor UID */ 622 u8 lint; /* LINTn to which NMI is connected */ 623 u8 reserved[3]; /* reserved - must be zero */ 624 }; 625 626 /* 11: Generic Interrupt (ACPI 5.0 + ACPI 6.0 changes) */ 627 628 struct acpi_madt_generic_interrupt { 629 struct acpi_subtable_header header; 630 u16 reserved; /* reserved - must be zero */ 631 u32 cpu_interface_number; 632 u32 uid; 633 u32 flags; 634 u32 parking_version; 635 u32 performance_interrupt; 636 u64 parked_address; 637 u64 base_address; 638 u64 gicv_base_address; 639 u64 gich_base_address; 640 u32 vgic_interrupt; 641 u64 gicr_base_address; 642 u64 arm_mpidr; 643 u8 efficiency_class; 644 u8 reserved2[3]; 645 }; 646 647 /* Masks for Flags field above */ 648 649 /* ACPI_MADT_ENABLED (1) Processor is usable if set */ 650 #define ACPI_MADT_PERFORMANCE_IRQ_MODE (1<<1) /* 01: Performance Interrupt Mode */ 651 #define ACPI_MADT_VGIC_IRQ_MODE (1<<2) /* 02: VGIC Maintenance Interrupt mode */ 652 653 /* 12: Generic Distributor (ACPI 5.0 + ACPI 6.0 changes) */ 654 655 struct acpi_madt_generic_distributor { 656 struct acpi_subtable_header header; 657 u16 reserved; /* reserved - must be zero */ 658 u32 gic_id; 659 u64 base_address; 660 u32 global_irq_base; 661 u8 version; 662 u8 reserved2[3]; /* reserved - must be zero */ 663 }; 664 665 /* Values for Version field above */ 666 667 enum acpi_madt_gic_version { 668 ACPI_MADT_GIC_VERSION_NONE = 0, 669 ACPI_MADT_GIC_VERSION_V1 = 1, 670 ACPI_MADT_GIC_VERSION_V2 = 2, 671 ACPI_MADT_GIC_VERSION_V3 = 3, 672 ACPI_MADT_GIC_VERSION_V4 = 4, 673 ACPI_MADT_GIC_VERSION_RESERVED = 5 /* 5 and greater are reserved */ 674 }; 675 676 /* 13: Generic MSI Frame (ACPI 5.1) */ 677 678 struct acpi_madt_generic_msi_frame { 679 struct acpi_subtable_header header; 680 u16 reserved; /* reserved - must be zero */ 681 u32 msi_frame_id; 682 u64 base_address; 683 u32 flags; 684 u16 spi_count; 685 u16 spi_base; 686 }; 687 688 /* Masks for Flags field above */ 689 690 #define ACPI_MADT_OVERRIDE_SPI_VALUES (1) 691 692 /* 14: Generic Redistributor (ACPI 5.1) */ 693 694 struct acpi_madt_generic_redistributor { 695 struct acpi_subtable_header header; 696 u16 reserved; /* reserved - must be zero */ 697 u64 base_address; 698 u32 length; 699 }; 700 701 /* 15: Generic Translator (ACPI 6.0) */ 702 703 struct acpi_madt_generic_translator { 704 struct acpi_subtable_header header; 705 u16 reserved; /* reserved - must be zero */ 706 u32 translation_id; 707 u64 base_address; 708 u32 reserved2; 709 }; 710 711 /* 712 * Common flags fields for MADT subtables 713 */ 714 715 /* MADT Local APIC flags */ 716 717 #define ACPI_MADT_ENABLED (1) /* 00: Processor is usable if set */ 718 719 /* MADT MPS INTI flags (inti_flags) */ 720 721 #define ACPI_MADT_POLARITY_MASK (3) /* 00-01: Polarity of APIC I/O input signals */ 722 #define ACPI_MADT_TRIGGER_MASK (3<<2) /* 02-03: Trigger mode of APIC input signals */ 723 724 /* Values for MPS INTI flags */ 725 726 #define ACPI_MADT_POLARITY_CONFORMS 0 727 #define ACPI_MADT_POLARITY_ACTIVE_HIGH 1 728 #define ACPI_MADT_POLARITY_RESERVED 2 729 #define ACPI_MADT_POLARITY_ACTIVE_LOW 3 730 731 #define ACPI_MADT_TRIGGER_CONFORMS (0) 732 #define ACPI_MADT_TRIGGER_EDGE (1<<2) 733 #define ACPI_MADT_TRIGGER_RESERVED (2<<2) 734 #define ACPI_MADT_TRIGGER_LEVEL (3<<2) 735 736 /******************************************************************************* 737 * 738 * MCFG - PCI Memory Mapped Configuration table and subtable 739 * Version 1 740 * 741 * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005 742 * 743 ******************************************************************************/ 744 745 struct acpi_table_mcfg { 746 struct acpi_table_header header; /* Common ACPI table header */ 747 u8 reserved[8]; 748 }; 749 750 /* Subtable */ 751 752 struct acpi_mcfg_allocation { 753 u64 address; /* Base address, processor-relative */ 754 u16 pci_segment; /* PCI segment group number */ 755 u8 start_bus_number; /* Starting PCI Bus number */ 756 u8 end_bus_number; /* Final PCI Bus number */ 757 u32 reserved; 758 }; 759 760 /******************************************************************************* 761 * 762 * MCHI - Management Controller Host Interface Table 763 * Version 1 764 * 765 * Conforms to "Management Component Transport Protocol (MCTP) Host 766 * Interface Specification", Revision 1.0.0a, October 13, 2009 767 * 768 ******************************************************************************/ 769 770 struct acpi_table_mchi { 771 struct acpi_table_header header; /* Common ACPI table header */ 772 u8 interface_type; 773 u8 protocol; 774 u64 protocol_data; 775 u8 interrupt_type; 776 u8 gpe; 777 u8 pci_device_flag; 778 u32 global_interrupt; 779 struct acpi_generic_address control_register; 780 u8 pci_segment; 781 u8 pci_bus; 782 u8 pci_device; 783 u8 pci_function; 784 }; 785 786 /******************************************************************************* 787 * 788 * MPST - Memory Power State Table (ACPI 5.0) 789 * Version 1 790 * 791 ******************************************************************************/ 792 793 #define ACPI_MPST_CHANNEL_INFO \ 794 u8 channel_id; \ 795 u8 reserved1[3]; \ 796 u16 power_node_count; \ 797 u16 reserved2; 798 799 /* Main table */ 800 801 struct acpi_table_mpst { 802 struct acpi_table_header header; /* Common ACPI table header */ 803 ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */ 804 }; 805 806 /* Memory Platform Communication Channel Info */ 807 808 struct acpi_mpst_channel { 809 ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */ 810 }; 811 812 /* Memory Power Node Structure */ 813 814 struct acpi_mpst_power_node { 815 u8 flags; 816 u8 reserved1; 817 u16 node_id; 818 u32 length; 819 u64 range_address; 820 u64 range_length; 821 u32 num_power_states; 822 u32 num_physical_components; 823 }; 824 825 /* Values for Flags field above */ 826 827 #define ACPI_MPST_ENABLED 1 828 #define ACPI_MPST_POWER_MANAGED 2 829 #define ACPI_MPST_HOT_PLUG_CAPABLE 4 830 831 /* Memory Power State Structure (follows POWER_NODE above) */ 832 833 struct acpi_mpst_power_state { 834 u8 power_state; 835 u8 info_index; 836 }; 837 838 /* Physical Component ID Structure (follows POWER_STATE above) */ 839 840 struct acpi_mpst_component { 841 u16 component_id; 842 }; 843 844 /* Memory Power State Characteristics Structure (follows all POWER_NODEs) */ 845 846 struct acpi_mpst_data_hdr { 847 u16 characteristics_count; 848 u16 reserved; 849 }; 850 851 struct acpi_mpst_power_data { 852 u8 structure_id; 853 u8 flags; 854 u16 reserved1; 855 u32 average_power; 856 u32 power_saving; 857 u64 exit_latency; 858 u64 reserved2; 859 }; 860 861 /* Values for Flags field above */ 862 863 #define ACPI_MPST_PRESERVE 1 864 #define ACPI_MPST_AUTOENTRY 2 865 #define ACPI_MPST_AUTOEXIT 4 866 867 /* Shared Memory Region (not part of an ACPI table) */ 868 869 struct acpi_mpst_shared { 870 u32 signature; 871 u16 pcc_command; 872 u16 pcc_status; 873 u32 command_register; 874 u32 status_register; 875 u32 power_state_id; 876 u32 power_node_id; 877 u64 energy_consumed; 878 u64 average_power; 879 }; 880 881 /******************************************************************************* 882 * 883 * MSCT - Maximum System Characteristics Table (ACPI 4.0) 884 * Version 1 885 * 886 ******************************************************************************/ 887 888 struct acpi_table_msct { 889 struct acpi_table_header header; /* Common ACPI table header */ 890 u32 proximity_offset; /* Location of proximity info struct(s) */ 891 u32 max_proximity_domains; /* Max number of proximity domains */ 892 u32 max_clock_domains; /* Max number of clock domains */ 893 u64 max_address; /* Max physical address in system */ 894 }; 895 896 /* subtable - Maximum Proximity Domain Information. Version 1 */ 897 898 struct acpi_msct_proximity { 899 u8 revision; 900 u8 length; 901 u32 range_start; /* Start of domain range */ 902 u32 range_end; /* End of domain range */ 903 u32 processor_capacity; 904 u64 memory_capacity; /* In bytes */ 905 }; 906 907 /******************************************************************************* 908 * 909 * MSDM - Microsoft Data Management table 910 * 911 * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)", 912 * November 29, 2011. Copyright 2011 Microsoft 913 * 914 ******************************************************************************/ 915 916 /* Basic MSDM table is only the common ACPI header */ 917 918 struct acpi_table_msdm { 919 struct acpi_table_header header; /* Common ACPI table header */ 920 }; 921 922 /******************************************************************************* 923 * 924 * MTMR - MID Timer Table 925 * Version 1 926 * 927 * Conforms to "Simple Firmware Interface Specification", 928 * Draft 0.8.2, Oct 19, 2010 929 * NOTE: The ACPI MTMR is equivalent to the SFI MTMR table. 930 * 931 ******************************************************************************/ 932 933 struct acpi_table_mtmr { 934 struct acpi_table_header header; /* Common ACPI table header */ 935 }; 936 937 /* MTMR entry */ 938 939 struct acpi_mtmr_entry { 940 struct acpi_generic_address physical_address; 941 u32 frequency; 942 u32 irq; 943 }; 944 945 /******************************************************************************* 946 * 947 * NFIT - NVDIMM Interface Table (ACPI 6.0+) 948 * Version 1 949 * 950 ******************************************************************************/ 951 952 struct acpi_table_nfit { 953 struct acpi_table_header header; /* Common ACPI table header */ 954 u32 reserved; /* Reserved, must be zero */ 955 }; 956 957 /* Subtable header for NFIT */ 958 959 struct acpi_nfit_header { 960 u16 type; 961 u16 length; 962 }; 963 964 /* Values for subtable type in struct acpi_nfit_header */ 965 966 enum acpi_nfit_type { 967 ACPI_NFIT_TYPE_SYSTEM_ADDRESS = 0, 968 ACPI_NFIT_TYPE_MEMORY_MAP = 1, 969 ACPI_NFIT_TYPE_INTERLEAVE = 2, 970 ACPI_NFIT_TYPE_SMBIOS = 3, 971 ACPI_NFIT_TYPE_CONTROL_REGION = 4, 972 ACPI_NFIT_TYPE_DATA_REGION = 5, 973 ACPI_NFIT_TYPE_FLUSH_ADDRESS = 6, 974 ACPI_NFIT_TYPE_CAPABILITIES = 7, 975 ACPI_NFIT_TYPE_RESERVED = 8 /* 8 and greater are reserved */ 976 }; 977 978 /* 979 * NFIT Subtables 980 */ 981 982 /* 0: System Physical Address Range Structure */ 983 984 struct acpi_nfit_system_address { 985 struct acpi_nfit_header header; 986 u16 range_index; 987 u16 flags; 988 u32 reserved; /* Reserved, must be zero */ 989 u32 proximity_domain; 990 u8 range_guid[16]; 991 u64 address; 992 u64 length; 993 u64 memory_mapping; 994 }; 995 996 /* Flags */ 997 998 #define ACPI_NFIT_ADD_ONLINE_ONLY (1) /* 00: Add/Online Operation Only */ 999 #define ACPI_NFIT_PROXIMITY_VALID (1<<1) /* 01: Proximity Domain Valid */ 1000 1001 /* Range Type GUIDs appear in the include/acuuid.h file */ 1002 1003 /* 1: Memory Device to System Address Range Map Structure */ 1004 1005 struct acpi_nfit_memory_map { 1006 struct acpi_nfit_header header; 1007 u32 device_handle; 1008 u16 physical_id; 1009 u16 region_id; 1010 u16 range_index; 1011 u16 region_index; 1012 u64 region_size; 1013 u64 region_offset; 1014 u64 address; 1015 u16 interleave_index; 1016 u16 interleave_ways; 1017 u16 flags; 1018 u16 reserved; /* Reserved, must be zero */ 1019 }; 1020 1021 /* Flags */ 1022 1023 #define ACPI_NFIT_MEM_SAVE_FAILED (1) /* 00: Last SAVE to Memory Device failed */ 1024 #define ACPI_NFIT_MEM_RESTORE_FAILED (1<<1) /* 01: Last RESTORE from Memory Device failed */ 1025 #define ACPI_NFIT_MEM_FLUSH_FAILED (1<<2) /* 02: Platform flush failed */ 1026 #define ACPI_NFIT_MEM_NOT_ARMED (1<<3) /* 03: Memory Device is not armed */ 1027 #define ACPI_NFIT_MEM_HEALTH_OBSERVED (1<<4) /* 04: Memory Device observed SMART/health events */ 1028 #define ACPI_NFIT_MEM_HEALTH_ENABLED (1<<5) /* 05: SMART/health events enabled */ 1029 #define ACPI_NFIT_MEM_MAP_FAILED (1<<6) /* 06: Mapping to SPA failed */ 1030 1031 /* 2: Interleave Structure */ 1032 1033 struct acpi_nfit_interleave { 1034 struct acpi_nfit_header header; 1035 u16 interleave_index; 1036 u16 reserved; /* Reserved, must be zero */ 1037 u32 line_count; 1038 u32 line_size; 1039 u32 line_offset[1]; /* Variable length */ 1040 }; 1041 1042 /* 3: SMBIOS Management Information Structure */ 1043 1044 struct acpi_nfit_smbios { 1045 struct acpi_nfit_header header; 1046 u32 reserved; /* Reserved, must be zero */ 1047 u8 data[1]; /* Variable length */ 1048 }; 1049 1050 /* 4: NVDIMM Control Region Structure */ 1051 1052 struct acpi_nfit_control_region { 1053 struct acpi_nfit_header header; 1054 u16 region_index; 1055 u16 vendor_id; 1056 u16 device_id; 1057 u16 revision_id; 1058 u16 subsystem_vendor_id; 1059 u16 subsystem_device_id; 1060 u16 subsystem_revision_id; 1061 u8 valid_fields; 1062 u8 manufacturing_location; 1063 u16 manufacturing_date; 1064 u8 reserved[2]; /* Reserved, must be zero */ 1065 u32 serial_number; 1066 u16 code; 1067 u16 windows; 1068 u64 window_size; 1069 u64 command_offset; 1070 u64 command_size; 1071 u64 status_offset; 1072 u64 status_size; 1073 u16 flags; 1074 u8 reserved1[6]; /* Reserved, must be zero */ 1075 }; 1076 1077 /* Flags */ 1078 1079 #define ACPI_NFIT_CONTROL_BUFFERED (1) /* Block Data Windows implementation is buffered */ 1080 1081 /* valid_fields bits */ 1082 1083 #define ACPI_NFIT_CONTROL_MFG_INFO_VALID (1) /* Manufacturing fields are valid */ 1084 1085 /* 5: NVDIMM Block Data Window Region Structure */ 1086 1087 struct acpi_nfit_data_region { 1088 struct acpi_nfit_header header; 1089 u16 region_index; 1090 u16 windows; 1091 u64 offset; 1092 u64 size; 1093 u64 capacity; 1094 u64 start_address; 1095 }; 1096 1097 /* 6: Flush Hint Address Structure */ 1098 1099 struct acpi_nfit_flush_address { 1100 struct acpi_nfit_header header; 1101 u32 device_handle; 1102 u16 hint_count; 1103 u8 reserved[6]; /* Reserved, must be zero */ 1104 u64 hint_address[1]; /* Variable length */ 1105 }; 1106 1107 /* 7: Platform Capabilities Structure */ 1108 1109 struct acpi_nfit_capabilities { 1110 struct acpi_nfit_header header; 1111 u8 highest_capability; 1112 u8 reserved[3]; /* Reserved, must be zero */ 1113 u32 capabilities; 1114 u32 reserved2; 1115 }; 1116 1117 /* Capabilities Flags */ 1118 1119 #define ACPI_NFIT_CAPABILITY_CACHE_FLUSH (1) /* 00: Cache Flush to NVDIMM capable */ 1120 #define ACPI_NFIT_CAPABILITY_MEM_FLUSH (1<<1) /* 01: Memory Flush to NVDIMM capable */ 1121 #define ACPI_NFIT_CAPABILITY_MEM_MIRRORING (1<<2) /* 02: Memory Mirroring capable */ 1122 1123 /* 1124 * NFIT/DVDIMM device handle support - used as the _ADR for each NVDIMM 1125 */ 1126 struct nfit_device_handle { 1127 u32 handle; 1128 }; 1129 1130 /* Device handle construction and extraction macros */ 1131 1132 #define ACPI_NFIT_DIMM_NUMBER_MASK 0x0000000F 1133 #define ACPI_NFIT_CHANNEL_NUMBER_MASK 0x000000F0 1134 #define ACPI_NFIT_MEMORY_ID_MASK 0x00000F00 1135 #define ACPI_NFIT_SOCKET_ID_MASK 0x0000F000 1136 #define ACPI_NFIT_NODE_ID_MASK 0x0FFF0000 1137 1138 #define ACPI_NFIT_DIMM_NUMBER_OFFSET 0 1139 #define ACPI_NFIT_CHANNEL_NUMBER_OFFSET 4 1140 #define ACPI_NFIT_MEMORY_ID_OFFSET 8 1141 #define ACPI_NFIT_SOCKET_ID_OFFSET 12 1142 #define ACPI_NFIT_NODE_ID_OFFSET 16 1143 1144 /* Macro to construct a NFIT/NVDIMM device handle */ 1145 1146 #define ACPI_NFIT_BUILD_DEVICE_HANDLE(dimm, channel, memory, socket, node) \ 1147 ((dimm) | \ 1148 ((channel) << ACPI_NFIT_CHANNEL_NUMBER_OFFSET) | \ 1149 ((memory) << ACPI_NFIT_MEMORY_ID_OFFSET) | \ 1150 ((socket) << ACPI_NFIT_SOCKET_ID_OFFSET) | \ 1151 ((node) << ACPI_NFIT_NODE_ID_OFFSET)) 1152 1153 /* Macros to extract individual fields from a NFIT/NVDIMM device handle */ 1154 1155 #define ACPI_NFIT_GET_DIMM_NUMBER(handle) \ 1156 ((handle) & ACPI_NFIT_DIMM_NUMBER_MASK) 1157 1158 #define ACPI_NFIT_GET_CHANNEL_NUMBER(handle) \ 1159 (((handle) & ACPI_NFIT_CHANNEL_NUMBER_MASK) >> ACPI_NFIT_CHANNEL_NUMBER_OFFSET) 1160 1161 #define ACPI_NFIT_GET_MEMORY_ID(handle) \ 1162 (((handle) & ACPI_NFIT_MEMORY_ID_MASK) >> ACPI_NFIT_MEMORY_ID_OFFSET) 1163 1164 #define ACPI_NFIT_GET_SOCKET_ID(handle) \ 1165 (((handle) & ACPI_NFIT_SOCKET_ID_MASK) >> ACPI_NFIT_SOCKET_ID_OFFSET) 1166 1167 #define ACPI_NFIT_GET_NODE_ID(handle) \ 1168 (((handle) & ACPI_NFIT_NODE_ID_MASK) >> ACPI_NFIT_NODE_ID_OFFSET) 1169 1170 /******************************************************************************* 1171 * 1172 * PCCT - Platform Communications Channel Table (ACPI 5.0) 1173 * Version 2 (ACPI 6.2) 1174 * 1175 ******************************************************************************/ 1176 1177 struct acpi_table_pcct { 1178 struct acpi_table_header header; /* Common ACPI table header */ 1179 u32 flags; 1180 u64 reserved; 1181 }; 1182 1183 /* Values for Flags field above */ 1184 1185 #define ACPI_PCCT_DOORBELL 1 1186 1187 /* Values for subtable type in struct acpi_subtable_header */ 1188 1189 enum acpi_pcct_type { 1190 ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0, 1191 ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1, 1192 ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE_TYPE2 = 2, /* ACPI 6.1 */ 1193 ACPI_PCCT_TYPE_EXT_PCC_MASTER_SUBSPACE = 3, /* ACPI 6.2 */ 1194 ACPI_PCCT_TYPE_EXT_PCC_SLAVE_SUBSPACE = 4, /* ACPI 6.2 */ 1195 ACPI_PCCT_TYPE_RESERVED = 5 /* 5 and greater are reserved */ 1196 }; 1197 1198 /* 1199 * PCCT Subtables, correspond to Type in struct acpi_subtable_header 1200 */ 1201 1202 /* 0: Generic Communications Subspace */ 1203 1204 struct acpi_pcct_subspace { 1205 struct acpi_subtable_header header; 1206 u8 reserved[6]; 1207 u64 base_address; 1208 u64 length; 1209 struct acpi_generic_address doorbell_register; 1210 u64 preserve_mask; 1211 u64 write_mask; 1212 u32 latency; 1213 u32 max_access_rate; 1214 u16 min_turnaround_time; 1215 }; 1216 1217 /* 1: HW-reduced Communications Subspace (ACPI 5.1) */ 1218 1219 struct acpi_pcct_hw_reduced { 1220 struct acpi_subtable_header header; 1221 u32 platform_interrupt; 1222 u8 flags; 1223 u8 reserved; 1224 u64 base_address; 1225 u64 length; 1226 struct acpi_generic_address doorbell_register; 1227 u64 preserve_mask; 1228 u64 write_mask; 1229 u32 latency; 1230 u32 max_access_rate; 1231 u16 min_turnaround_time; 1232 }; 1233 1234 /* 2: HW-reduced Communications Subspace Type 2 (ACPI 6.1) */ 1235 1236 struct acpi_pcct_hw_reduced_type2 { 1237 struct acpi_subtable_header header; 1238 u32 platform_interrupt; 1239 u8 flags; 1240 u8 reserved; 1241 u64 base_address; 1242 u64 length; 1243 struct acpi_generic_address doorbell_register; 1244 u64 preserve_mask; 1245 u64 write_mask; 1246 u32 latency; 1247 u32 max_access_rate; 1248 u16 min_turnaround_time; 1249 struct acpi_generic_address platform_ack_register; 1250 u64 ack_preserve_mask; 1251 u64 ack_write_mask; 1252 }; 1253 1254 /* 3: Extended PCC Master Subspace Type 3 (ACPI 6.2) */ 1255 1256 struct acpi_pcct_ext_pcc_master { 1257 struct acpi_subtable_header header; 1258 u32 platform_interrupt; 1259 u8 flags; 1260 u8 reserved1; 1261 u64 base_address; 1262 u32 length; 1263 struct acpi_generic_address doorbell_register; 1264 u64 preserve_mask; 1265 u64 write_mask; 1266 u32 latency; 1267 u32 max_access_rate; 1268 u32 min_turnaround_time; 1269 struct acpi_generic_address platform_ack_register; 1270 u64 ack_preserve_mask; 1271 u64 ack_set_mask; 1272 u64 reserved2; 1273 struct acpi_generic_address cmd_complete_register; 1274 u64 cmd_complete_mask; 1275 struct acpi_generic_address cmd_update_register; 1276 u64 cmd_update_preserve_mask; 1277 u64 cmd_update_set_mask; 1278 struct acpi_generic_address error_status_register; 1279 u64 error_status_mask; 1280 }; 1281 1282 /* 4: Extended PCC Slave Subspace Type 4 (ACPI 6.2) */ 1283 1284 struct acpi_pcct_ext_pcc_slave { 1285 struct acpi_subtable_header header; 1286 u32 platform_interrupt; 1287 u8 flags; 1288 u8 reserved1; 1289 u64 base_address; 1290 u32 length; 1291 struct acpi_generic_address doorbell_register; 1292 u64 preserve_mask; 1293 u64 write_mask; 1294 u32 latency; 1295 u32 max_access_rate; 1296 u32 min_turnaround_time; 1297 struct acpi_generic_address platform_ack_register; 1298 u64 ack_preserve_mask; 1299 u64 ack_set_mask; 1300 u64 reserved2; 1301 struct acpi_generic_address cmd_complete_register; 1302 u64 cmd_complete_mask; 1303 struct acpi_generic_address cmd_update_register; 1304 u64 cmd_update_preserve_mask; 1305 u64 cmd_update_set_mask; 1306 struct acpi_generic_address error_status_register; 1307 u64 error_status_mask; 1308 }; 1309 1310 /* Values for doorbell flags above */ 1311 1312 #define ACPI_PCCT_INTERRUPT_POLARITY (1) 1313 #define ACPI_PCCT_INTERRUPT_MODE (1<<1) 1314 1315 /* 1316 * PCC memory structures (not part of the ACPI table) 1317 */ 1318 1319 /* Shared Memory Region */ 1320 1321 struct acpi_pcct_shared_memory { 1322 u32 signature; 1323 u16 command; 1324 u16 status; 1325 }; 1326 1327 /* Extended PCC Subspace Shared Memory Region (ACPI 6.2) */ 1328 1329 struct acpi_pcct_ext_pcc_shared_memory { 1330 u32 signature; 1331 u32 flags; 1332 u32 length; 1333 u32 command; 1334 }; 1335 1336 /******************************************************************************* 1337 * 1338 * PDTT - Platform Debug Trigger Table (ACPI 6.2) 1339 * Version 0 1340 * 1341 ******************************************************************************/ 1342 1343 struct acpi_table_pdtt { 1344 struct acpi_table_header header; /* Common ACPI table header */ 1345 u8 trigger_count; 1346 u8 reserved[3]; 1347 u32 array_offset; 1348 }; 1349 1350 /* 1351 * PDTT Communication Channel Identifier Structure. 1352 * The number of these structures is defined by trigger_count above, 1353 * starting at array_offset. 1354 */ 1355 struct acpi_pdtt_channel { 1356 u8 subchannel_id; 1357 u8 flags; 1358 }; 1359 1360 /* Flags for above */ 1361 1362 #define ACPI_PDTT_RUNTIME_TRIGGER (1) 1363 #define ACPI_PDTT_WAIT_COMPLETION (1<<1) 1364 1365 /******************************************************************************* 1366 * 1367 * PMTT - Platform Memory Topology Table (ACPI 5.0) 1368 * Version 1 1369 * 1370 ******************************************************************************/ 1371 1372 struct acpi_table_pmtt { 1373 struct acpi_table_header header; /* Common ACPI table header */ 1374 u32 reserved; 1375 }; 1376 1377 /* Common header for PMTT subtables that follow main table */ 1378 1379 struct acpi_pmtt_header { 1380 u8 type; 1381 u8 reserved1; 1382 u16 length; 1383 u16 flags; 1384 u16 reserved2; 1385 }; 1386 1387 /* Values for Type field above */ 1388 1389 #define ACPI_PMTT_TYPE_SOCKET 0 1390 #define ACPI_PMTT_TYPE_CONTROLLER 1 1391 #define ACPI_PMTT_TYPE_DIMM 2 1392 #define ACPI_PMTT_TYPE_RESERVED 3 /* 0x03-0xFF are reserved */ 1393 1394 /* Values for Flags field above */ 1395 1396 #define ACPI_PMTT_TOP_LEVEL 0x0001 1397 #define ACPI_PMTT_PHYSICAL 0x0002 1398 #define ACPI_PMTT_MEMORY_TYPE 0x000C 1399 1400 /* 1401 * PMTT subtables, correspond to Type in struct acpi_pmtt_header 1402 */ 1403 1404 /* 0: Socket Structure */ 1405 1406 struct acpi_pmtt_socket { 1407 struct acpi_pmtt_header header; 1408 u16 socket_id; 1409 u16 reserved; 1410 }; 1411 1412 /* 1: Memory Controller subtable */ 1413 1414 struct acpi_pmtt_controller { 1415 struct acpi_pmtt_header header; 1416 u32 read_latency; 1417 u32 write_latency; 1418 u32 read_bandwidth; 1419 u32 write_bandwidth; 1420 u16 access_width; 1421 u16 alignment; 1422 u16 reserved; 1423 u16 domain_count; 1424 }; 1425 1426 /* 1a: Proximity Domain substructure */ 1427 1428 struct acpi_pmtt_domain { 1429 u32 proximity_domain; 1430 }; 1431 1432 /* 2: Physical Component Identifier (DIMM) */ 1433 1434 struct acpi_pmtt_physical_component { 1435 struct acpi_pmtt_header header; 1436 u16 component_id; 1437 u16 reserved; 1438 u32 memory_size; 1439 u32 bios_handle; 1440 }; 1441 1442 /******************************************************************************* 1443 * 1444 * PPTT - Processor Properties Topology Table (ACPI 6.2) 1445 * Version 1 1446 * 1447 ******************************************************************************/ 1448 1449 struct acpi_table_pptt { 1450 struct acpi_table_header header; /* Common ACPI table header */ 1451 }; 1452 1453 /* Values for Type field above */ 1454 1455 enum acpi_pptt_type { 1456 ACPI_PPTT_TYPE_PROCESSOR = 0, 1457 ACPI_PPTT_TYPE_CACHE = 1, 1458 ACPI_PPTT_TYPE_ID = 2, 1459 ACPI_PPTT_TYPE_RESERVED = 3 1460 }; 1461 1462 /* 0: Processor Hierarchy Node Structure */ 1463 1464 struct acpi_pptt_processor { 1465 struct acpi_subtable_header header; 1466 u16 reserved; 1467 u32 flags; 1468 u32 parent; 1469 u32 acpi_processor_id; 1470 u32 number_of_priv_resources; 1471 }; 1472 1473 /* Flags */ 1474 1475 #define ACPI_PPTT_PHYSICAL_PACKAGE (1) 1476 #define ACPI_PPTT_ACPI_PROCESSOR_ID_VALID (1<<1) 1477 #define ACPI_PPTT_ACPI_PROCESSOR_IS_THREAD (1<<2) /* ACPI 6.3 */ 1478 #define ACPI_PPTT_ACPI_LEAF_NODE (1<<3) /* ACPI 6.3 */ 1479 #define ACPI_PPTT_ACPI_IDENTICAL (1<<4) /* ACPI 6.3 */ 1480 1481 /* 1: Cache Type Structure */ 1482 1483 struct acpi_pptt_cache { 1484 struct acpi_subtable_header header; 1485 u16 reserved; 1486 u32 flags; 1487 u32 next_level_of_cache; 1488 u32 size; 1489 u32 number_of_sets; 1490 u8 associativity; 1491 u8 attributes; 1492 u16 line_size; 1493 }; 1494 1495 /* Flags */ 1496 1497 #define ACPI_PPTT_SIZE_PROPERTY_VALID (1) /* Physical property valid */ 1498 #define ACPI_PPTT_NUMBER_OF_SETS_VALID (1<<1) /* Number of sets valid */ 1499 #define ACPI_PPTT_ASSOCIATIVITY_VALID (1<<2) /* Associativity valid */ 1500 #define ACPI_PPTT_ALLOCATION_TYPE_VALID (1<<3) /* Allocation type valid */ 1501 #define ACPI_PPTT_CACHE_TYPE_VALID (1<<4) /* Cache type valid */ 1502 #define ACPI_PPTT_WRITE_POLICY_VALID (1<<5) /* Write policy valid */ 1503 #define ACPI_PPTT_LINE_SIZE_VALID (1<<6) /* Line size valid */ 1504 1505 /* Masks for Attributes */ 1506 1507 #define ACPI_PPTT_MASK_ALLOCATION_TYPE (0x03) /* Allocation type */ 1508 #define ACPI_PPTT_MASK_CACHE_TYPE (0x0C) /* Cache type */ 1509 #define ACPI_PPTT_MASK_WRITE_POLICY (0x10) /* Write policy */ 1510 1511 /* Attributes describing cache */ 1512 #define ACPI_PPTT_CACHE_READ_ALLOCATE (0x0) /* Cache line is allocated on read */ 1513 #define ACPI_PPTT_CACHE_WRITE_ALLOCATE (0x01) /* Cache line is allocated on write */ 1514 #define ACPI_PPTT_CACHE_RW_ALLOCATE (0x02) /* Cache line is allocated on read and write */ 1515 #define ACPI_PPTT_CACHE_RW_ALLOCATE_ALT (0x03) /* Alternate representation of above */ 1516 1517 #define ACPI_PPTT_CACHE_TYPE_DATA (0x0) /* Data cache */ 1518 #define ACPI_PPTT_CACHE_TYPE_INSTR (1<<2) /* Instruction cache */ 1519 #define ACPI_PPTT_CACHE_TYPE_UNIFIED (2<<2) /* Unified I & D cache */ 1520 #define ACPI_PPTT_CACHE_TYPE_UNIFIED_ALT (3<<2) /* Alternate representation of above */ 1521 1522 #define ACPI_PPTT_CACHE_POLICY_WB (0x0) /* Cache is write back */ 1523 #define ACPI_PPTT_CACHE_POLICY_WT (1<<4) /* Cache is write through */ 1524 1525 /* 2: ID Structure */ 1526 1527 struct acpi_pptt_id { 1528 struct acpi_subtable_header header; 1529 u16 reserved; 1530 u32 vendor_id; 1531 u64 level1_id; 1532 u64 level2_id; 1533 u16 major_rev; 1534 u16 minor_rev; 1535 u16 spin_rev; 1536 }; 1537 1538 /******************************************************************************* 1539 * 1540 * RASF - RAS Feature Table (ACPI 5.0) 1541 * Version 1 1542 * 1543 ******************************************************************************/ 1544 1545 struct acpi_table_rasf { 1546 struct acpi_table_header header; /* Common ACPI table header */ 1547 u8 channel_id[12]; 1548 }; 1549 1550 /* RASF Platform Communication Channel Shared Memory Region */ 1551 1552 struct acpi_rasf_shared_memory { 1553 u32 signature; 1554 u16 command; 1555 u16 status; 1556 u16 version; 1557 u8 capabilities[16]; 1558 u8 set_capabilities[16]; 1559 u16 num_parameter_blocks; 1560 u32 set_capabilities_status; 1561 }; 1562 1563 /* RASF Parameter Block Structure Header */ 1564 1565 struct acpi_rasf_parameter_block { 1566 u16 type; 1567 u16 version; 1568 u16 length; 1569 }; 1570 1571 /* RASF Parameter Block Structure for PATROL_SCRUB */ 1572 1573 struct acpi_rasf_patrol_scrub_parameter { 1574 struct acpi_rasf_parameter_block header; 1575 u16 patrol_scrub_command; 1576 u64 requested_address_range[2]; 1577 u64 actual_address_range[2]; 1578 u16 flags; 1579 u8 requested_speed; 1580 }; 1581 1582 /* Masks for Flags and Speed fields above */ 1583 1584 #define ACPI_RASF_SCRUBBER_RUNNING 1 1585 #define ACPI_RASF_SPEED (7<<1) 1586 #define ACPI_RASF_SPEED_SLOW (0<<1) 1587 #define ACPI_RASF_SPEED_MEDIUM (4<<1) 1588 #define ACPI_RASF_SPEED_FAST (7<<1) 1589 1590 /* Channel Commands */ 1591 1592 enum acpi_rasf_commands { 1593 ACPI_RASF_EXECUTE_RASF_COMMAND = 1 1594 }; 1595 1596 /* Platform RAS Capabilities */ 1597 1598 enum acpi_rasf_capabiliities { 1599 ACPI_HW_PATROL_SCRUB_SUPPORTED = 0, 1600 ACPI_SW_PATROL_SCRUB_EXPOSED = 1 1601 }; 1602 1603 /* Patrol Scrub Commands */ 1604 1605 enum acpi_rasf_patrol_scrub_commands { 1606 ACPI_RASF_GET_PATROL_PARAMETERS = 1, 1607 ACPI_RASF_START_PATROL_SCRUBBER = 2, 1608 ACPI_RASF_STOP_PATROL_SCRUBBER = 3 1609 }; 1610 1611 /* Channel Command flags */ 1612 1613 #define ACPI_RASF_GENERATE_SCI (1<<15) 1614 1615 /* Status values */ 1616 1617 enum acpi_rasf_status { 1618 ACPI_RASF_SUCCESS = 0, 1619 ACPI_RASF_NOT_VALID = 1, 1620 ACPI_RASF_NOT_SUPPORTED = 2, 1621 ACPI_RASF_BUSY = 3, 1622 ACPI_RASF_FAILED = 4, 1623 ACPI_RASF_ABORTED = 5, 1624 ACPI_RASF_INVALID_DATA = 6 1625 }; 1626 1627 /* Status flags */ 1628 1629 #define ACPI_RASF_COMMAND_COMPLETE (1) 1630 #define ACPI_RASF_SCI_DOORBELL (1<<1) 1631 #define ACPI_RASF_ERROR (1<<2) 1632 #define ACPI_RASF_STATUS (0x1F<<3) 1633 1634 /******************************************************************************* 1635 * 1636 * SBST - Smart Battery Specification Table 1637 * Version 1 1638 * 1639 ******************************************************************************/ 1640 1641 struct acpi_table_sbst { 1642 struct acpi_table_header header; /* Common ACPI table header */ 1643 u32 warning_level; 1644 u32 low_level; 1645 u32 critical_level; 1646 }; 1647 1648 /******************************************************************************* 1649 * 1650 * SDEI - Software Delegated Exception Interface Descriptor Table 1651 * 1652 * Conforms to "Software Delegated Exception Interface (SDEI)" ARM DEN0054A, 1653 * May 8th, 2017. Copyright 2017 ARM Ltd. 1654 * 1655 ******************************************************************************/ 1656 1657 struct acpi_table_sdei { 1658 struct acpi_table_header header; /* Common ACPI table header */ 1659 }; 1660 1661 /******************************************************************************* 1662 * 1663 * SDEV - Secure Devices Table (ACPI 6.2) 1664 * Version 1 1665 * 1666 ******************************************************************************/ 1667 1668 struct acpi_table_sdev { 1669 struct acpi_table_header header; /* Common ACPI table header */ 1670 }; 1671 1672 struct acpi_sdev_header { 1673 u8 type; 1674 u8 flags; 1675 u16 length; 1676 }; 1677 1678 /* Values for subtable type above */ 1679 1680 enum acpi_sdev_type { 1681 ACPI_SDEV_TYPE_NAMESPACE_DEVICE = 0, 1682 ACPI_SDEV_TYPE_PCIE_ENDPOINT_DEVICE = 1, 1683 ACPI_SDEV_TYPE_RESERVED = 2 /* 2 and greater are reserved */ 1684 }; 1685 1686 /* Values for flags above */ 1687 1688 #define ACPI_SDEV_HANDOFF_TO_UNSECURE_OS (1) 1689 1690 /* 1691 * SDEV subtables 1692 */ 1693 1694 /* 0: Namespace Device Based Secure Device Structure */ 1695 1696 struct acpi_sdev_namespace { 1697 struct acpi_sdev_header header; 1698 u16 device_id_offset; 1699 u16 device_id_length; 1700 u16 vendor_data_offset; 1701 u16 vendor_data_length; 1702 }; 1703 1704 /* 1: PCIe Endpoint Device Based Device Structure */ 1705 1706 struct acpi_sdev_pcie { 1707 struct acpi_sdev_header header; 1708 u16 segment; 1709 u16 start_bus; 1710 u16 path_offset; 1711 u16 path_length; 1712 u16 vendor_data_offset; 1713 u16 vendor_data_length; 1714 }; 1715 1716 /* 1a: PCIe Endpoint path entry */ 1717 1718 struct acpi_sdev_pcie_path { 1719 u8 device; 1720 u8 function; 1721 }; 1722 1723 /* Reset to default packing */ 1724 1725 #pragma pack() 1726 1727 #endif /* __ACTBL2_H__ */ 1728