actbl.h revision 1.1.1.8.2.1
1 /****************************************************************************** 2 * 3 * Name: actbl.h - Basic ACPI Table Definitions 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2016, 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 __ACTBL_H__ 45 #define __ACTBL_H__ 46 47 48 /******************************************************************************* 49 * 50 * Fundamental ACPI tables 51 * 52 * This file contains definitions for the ACPI tables that are directly consumed 53 * by ACPICA. All other tables are consumed by the OS-dependent ACPI-related 54 * device drivers and other OS support code. 55 * 56 * The RSDP and FACS do not use the common ACPI table header. All other ACPI 57 * tables use the header. 58 * 59 ******************************************************************************/ 60 61 62 /* 63 * Values for description table header signatures for tables defined in this 64 * file. Useful because they make it more difficult to inadvertently type in 65 * the wrong signature. 66 */ 67 #define ACPI_SIG_DSDT "DSDT" /* Differentiated System Description Table */ 68 #define ACPI_SIG_FADT "FACP" /* Fixed ACPI Description Table */ 69 #define ACPI_SIG_FACS "FACS" /* Firmware ACPI Control Structure */ 70 #define ACPI_SIG_OSDT "OSDT" /* Override System Description Table */ 71 #define ACPI_SIG_PSDT "PSDT" /* Persistent System Description Table */ 72 #define ACPI_SIG_RSDP "RSD PTR " /* Root System Description Pointer */ 73 #define ACPI_SIG_RSDT "RSDT" /* Root System Description Table */ 74 #define ACPI_SIG_XSDT "XSDT" /* Extended System Description Table */ 75 #define ACPI_SIG_SSDT "SSDT" /* Secondary System Description Table */ 76 #define ACPI_RSDP_NAME "RSDP" /* Short name for RSDP, not signature */ 77 78 79 /* 80 * All tables and structures must be byte-packed to match the ACPI 81 * specification, since the tables are provided by the system BIOS 82 */ 83 #pragma pack(1) 84 85 /* 86 * Note: C bitfields are not used for this reason: 87 * 88 * "Bitfields are great and easy to read, but unfortunately the C language 89 * does not specify the layout of bitfields in memory, which means they are 90 * essentially useless for dealing with packed data in on-disk formats or 91 * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me, 92 * this decision was a design error in C. Ritchie could have picked an order 93 * and stuck with it." Norman Ramsey. 94 * See http://stackoverflow.com/a/1053662/41661 95 */ 96 97 98 /******************************************************************************* 99 * 100 * Master ACPI Table Header. This common header is used by all ACPI tables 101 * except the RSDP and FACS. 102 * 103 ******************************************************************************/ 104 105 typedef struct acpi_table_header 106 { 107 char Signature[ACPI_NAME_SIZE]; /* ASCII table signature */ 108 UINT32 Length; /* Length of table in bytes, including this header */ 109 UINT8 Revision; /* ACPI Specification minor version number */ 110 UINT8 Checksum; /* To make sum of entire table == 0 */ 111 char OemId[ACPI_OEM_ID_SIZE]; /* ASCII OEM identification */ 112 char OemTableId[ACPI_OEM_TABLE_ID_SIZE]; /* ASCII OEM table identification */ 113 UINT32 OemRevision; /* OEM revision number */ 114 char AslCompilerId[ACPI_NAME_SIZE]; /* ASCII ASL compiler vendor ID */ 115 UINT32 AslCompilerRevision; /* ASL compiler version */ 116 117 } ACPI_TABLE_HEADER; 118 119 120 /******************************************************************************* 121 * 122 * GAS - Generic Address Structure (ACPI 2.0+) 123 * 124 * Note: Since this structure is used in the ACPI tables, it is byte aligned. 125 * If misaligned access is not supported by the hardware, accesses to the 126 * 64-bit Address field must be performed with care. 127 * 128 ******************************************************************************/ 129 130 typedef struct acpi_generic_address 131 { 132 UINT8 SpaceId; /* Address space where struct or register exists */ 133 UINT8 BitWidth; /* Size in bits of given register */ 134 UINT8 BitOffset; /* Bit offset within the register */ 135 UINT8 AccessWidth; /* Minimum Access size (ACPI 3.0) */ 136 UINT64 Address; /* 64-bit address of struct or register */ 137 138 } ACPI_GENERIC_ADDRESS; 139 140 141 /******************************************************************************* 142 * 143 * RSDP - Root System Description Pointer (Signature is "RSD PTR ") 144 * Version 2 145 * 146 ******************************************************************************/ 147 148 typedef struct acpi_table_rsdp 149 { 150 char Signature[8]; /* ACPI signature, contains "RSD PTR " */ 151 UINT8 Checksum; /* ACPI 1.0 checksum */ 152 char OemId[ACPI_OEM_ID_SIZE]; /* OEM identification */ 153 UINT8 Revision; /* Must be (0) for ACPI 1.0 or (2) for ACPI 2.0+ */ 154 UINT32 RsdtPhysicalAddress; /* 32-bit physical address of the RSDT */ 155 UINT32 Length; /* Table length in bytes, including header (ACPI 2.0+) */ 156 UINT64 XsdtPhysicalAddress; /* 64-bit physical address of the XSDT (ACPI 2.0+) */ 157 UINT8 ExtendedChecksum; /* Checksum of entire table (ACPI 2.0+) */ 158 UINT8 Reserved[3]; /* Reserved, must be zero */ 159 160 } ACPI_TABLE_RSDP; 161 162 /* Standalone struct for the ACPI 1.0 RSDP */ 163 164 typedef struct acpi_rsdp_common 165 { 166 char Signature[8]; 167 UINT8 Checksum; 168 char OemId[ACPI_OEM_ID_SIZE]; 169 UINT8 Revision; 170 UINT32 RsdtPhysicalAddress; 171 172 } ACPI_RSDP_COMMON; 173 174 /* Standalone struct for the extended part of the RSDP (ACPI 2.0+) */ 175 176 typedef struct acpi_rsdp_extension 177 { 178 UINT32 Length; 179 UINT64 XsdtPhysicalAddress; 180 UINT8 ExtendedChecksum; 181 UINT8 Reserved[3]; 182 183 } ACPI_RSDP_EXTENSION; 184 185 186 /******************************************************************************* 187 * 188 * RSDT/XSDT - Root System Description Tables 189 * Version 1 (both) 190 * 191 ******************************************************************************/ 192 193 typedef struct acpi_table_rsdt 194 { 195 ACPI_TABLE_HEADER Header; /* Common ACPI table header */ 196 UINT32 TableOffsetEntry[1]; /* Array of pointers to ACPI tables */ 197 198 } ACPI_TABLE_RSDT; 199 200 typedef struct acpi_table_xsdt 201 { 202 ACPI_TABLE_HEADER Header; /* Common ACPI table header */ 203 UINT64 TableOffsetEntry[1]; /* Array of pointers to ACPI tables */ 204 205 } ACPI_TABLE_XSDT; 206 207 #define ACPI_RSDT_ENTRY_SIZE (sizeof (UINT32)) 208 #define ACPI_XSDT_ENTRY_SIZE (sizeof (UINT64)) 209 210 211 /******************************************************************************* 212 * 213 * FACS - Firmware ACPI Control Structure (FACS) 214 * 215 ******************************************************************************/ 216 217 typedef struct acpi_table_facs 218 { 219 char Signature[4]; /* ASCII table signature */ 220 UINT32 Length; /* Length of structure, in bytes */ 221 UINT32 HardwareSignature; /* Hardware configuration signature */ 222 UINT32 FirmwareWakingVector; /* 32-bit physical address of the Firmware Waking Vector */ 223 UINT32 GlobalLock; /* Global Lock for shared hardware resources */ 224 UINT32 Flags; 225 UINT64 XFirmwareWakingVector; /* 64-bit version of the Firmware Waking Vector (ACPI 2.0+) */ 226 UINT8 Version; /* Version of this table (ACPI 2.0+) */ 227 UINT8 Reserved[3]; /* Reserved, must be zero */ 228 UINT32 OspmFlags; /* Flags to be set by OSPM (ACPI 4.0) */ 229 UINT8 Reserved1[24]; /* Reserved, must be zero */ 230 231 } ACPI_TABLE_FACS; 232 233 /* Masks for GlobalLock flag field above */ 234 235 #define ACPI_GLOCK_PENDING (1) /* 00: Pending global lock ownership */ 236 #define ACPI_GLOCK_OWNED (1<<1) /* 01: Global lock is owned */ 237 238 /* Masks for Flags field above */ 239 240 #define ACPI_FACS_S4_BIOS_PRESENT (1) /* 00: S4BIOS support is present */ 241 #define ACPI_FACS_64BIT_WAKE (1<<1) /* 01: 64-bit wake vector supported (ACPI 4.0) */ 242 243 /* Masks for OspmFlags field above */ 244 245 #define ACPI_FACS_64BIT_ENVIRONMENT (1) /* 00: 64-bit wake environment is required (ACPI 4.0) */ 246 247 248 /******************************************************************************* 249 * 250 * FADT - Fixed ACPI Description Table (Signature "FACP") 251 * Version 6 252 * 253 ******************************************************************************/ 254 255 /* Fields common to all versions of the FADT */ 256 257 typedef struct acpi_table_fadt 258 { 259 ACPI_TABLE_HEADER Header; /* [V1] Common ACPI table header */ 260 UINT32 Facs; /* [V1] 32-bit physical address of FACS */ 261 UINT32 Dsdt; /* [V1] 32-bit physical address of DSDT */ 262 UINT8 Model; /* [V1] System Interrupt Model (ACPI 1.0) - not used in ACPI 2.0+ */ 263 UINT8 PreferredProfile; /* [V1] Conveys preferred power management profile to OSPM. */ 264 UINT16 SciInterrupt; /* [V1] System vector of SCI interrupt */ 265 UINT32 SmiCommand; /* [V1] 32-bit Port address of SMI command port */ 266 UINT8 AcpiEnable; /* [V1] Value to write to SMI_CMD to enable ACPI */ 267 UINT8 AcpiDisable; /* [V1] Value to write to SMI_CMD to disable ACPI */ 268 UINT8 S4BiosRequest; /* [V1] Value to write to SMI_CMD to enter S4BIOS state */ 269 UINT8 PstateControl; /* [V1] Processor performance state control*/ 270 UINT32 Pm1aEventBlock; /* [V1] 32-bit port address of Power Mgt 1a Event Reg Blk */ 271 UINT32 Pm1bEventBlock; /* [V1] 32-bit port address of Power Mgt 1b Event Reg Blk */ 272 UINT32 Pm1aControlBlock; /* [V1] 32-bit port address of Power Mgt 1a Control Reg Blk */ 273 UINT32 Pm1bControlBlock; /* [V1] 32-bit port address of Power Mgt 1b Control Reg Blk */ 274 UINT32 Pm2ControlBlock; /* [V1] 32-bit port address of Power Mgt 2 Control Reg Blk */ 275 UINT32 PmTimerBlock; /* [V1] 32-bit port address of Power Mgt Timer Ctrl Reg Blk */ 276 UINT32 Gpe0Block; /* [V1] 32-bit port address of General Purpose Event 0 Reg Blk */ 277 UINT32 Gpe1Block; /* [V1] 32-bit port address of General Purpose Event 1 Reg Blk */ 278 UINT8 Pm1EventLength; /* [V1] Byte Length of ports at Pm1xEventBlock */ 279 UINT8 Pm1ControlLength; /* [V1] Byte Length of ports at Pm1xControlBlock */ 280 UINT8 Pm2ControlLength; /* [V1] Byte Length of ports at Pm2ControlBlock */ 281 UINT8 PmTimerLength; /* [V1] Byte Length of ports at PmTimerBlock */ 282 UINT8 Gpe0BlockLength; /* [V1] Byte Length of ports at Gpe0Block */ 283 UINT8 Gpe1BlockLength; /* [V1] Byte Length of ports at Gpe1Block */ 284 UINT8 Gpe1Base; /* [V1] Offset in GPE number space where GPE1 events start */ 285 UINT8 CstControl; /* [V1] Support for the _CST object and C-States change notification */ 286 UINT16 C2Latency; /* [V1] Worst case HW latency to enter/exit C2 state */ 287 UINT16 C3Latency; /* [V1] Worst case HW latency to enter/exit C3 state */ 288 UINT16 FlushSize; /* [V1] Processor memory cache line width, in bytes */ 289 UINT16 FlushStride; /* [V1] Number of flush strides that need to be read */ 290 UINT8 DutyOffset; /* [V1] Processor duty cycle index in processor P_CNT reg */ 291 UINT8 DutyWidth; /* [V1] Processor duty cycle value bit width in P_CNT register */ 292 UINT8 DayAlarm; /* [V1] Index to day-of-month alarm in RTC CMOS RAM */ 293 UINT8 MonthAlarm; /* [V1] Index to month-of-year alarm in RTC CMOS RAM */ 294 UINT8 Century; /* [V1] Index to century in RTC CMOS RAM */ 295 UINT16 BootFlags; /* [V3] IA-PC Boot Architecture Flags (see below for individual flags) */ 296 UINT8 Reserved; /* [V1] Reserved, must be zero */ 297 UINT32 Flags; /* [V1] Miscellaneous flag bits (see below for individual flags) */ 298 /* End of Version 1 FADT fields (ACPI 1.0) */ 299 300 ACPI_GENERIC_ADDRESS ResetRegister; /* [V3] 64-bit address of the Reset register */ 301 UINT8 ResetValue; /* [V3] Value to write to the ResetRegister port to reset the system */ 302 UINT16 ArmBootFlags; /* [V5] ARM-Specific Boot Flags (see below for individual flags) (ACPI 5.1) */ 303 UINT8 MinorRevision; /* [V5] FADT Minor Revision (ACPI 5.1) */ 304 UINT64 XFacs; /* [V3] 64-bit physical address of FACS */ 305 UINT64 XDsdt; /* [V3] 64-bit physical address of DSDT */ 306 ACPI_GENERIC_ADDRESS XPm1aEventBlock; /* [V3] 64-bit Extended Power Mgt 1a Event Reg Blk address */ 307 ACPI_GENERIC_ADDRESS XPm1bEventBlock; /* [V3] 64-bit Extended Power Mgt 1b Event Reg Blk address */ 308 ACPI_GENERIC_ADDRESS XPm1aControlBlock; /* [V3] 64-bit Extended Power Mgt 1a Control Reg Blk address */ 309 ACPI_GENERIC_ADDRESS XPm1bControlBlock; /* [V3] 64-bit Extended Power Mgt 1b Control Reg Blk address */ 310 ACPI_GENERIC_ADDRESS XPm2ControlBlock; /* [V3] 64-bit Extended Power Mgt 2 Control Reg Blk address */ 311 ACPI_GENERIC_ADDRESS XPmTimerBlock; /* [V3] 64-bit Extended Power Mgt Timer Ctrl Reg Blk address */ 312 ACPI_GENERIC_ADDRESS XGpe0Block; /* [V3] 64-bit Extended General Purpose Event 0 Reg Blk address */ 313 ACPI_GENERIC_ADDRESS XGpe1Block; /* [V3] 64-bit Extended General Purpose Event 1 Reg Blk address */ 314 /* End of Version 3 FADT fields (ACPI 2.0) */ 315 316 ACPI_GENERIC_ADDRESS SleepControl; /* [V4] 64-bit Sleep Control register (ACPI 5.0) */ 317 /* End of Version 4 FADT fields (ACPI 3.0 and ACPI 4.0) (Field was originally reserved in ACPI 3.0) */ 318 319 ACPI_GENERIC_ADDRESS SleepStatus; /* [V5] 64-bit Sleep Status register (ACPI 5.0) */ 320 /* End of Version 5 FADT fields (ACPI 5.0) */ 321 322 UINT64 HypervisorId; /* [V6] Hypervisor Vendor ID (ACPI 6.0) */ 323 /* End of Version 6 FADT fields (ACPI 6.0) */ 324 325 326 } ACPI_TABLE_FADT; 327 328 329 /* Masks for FADT IA-PC Boot Architecture Flags (boot_flags) [Vx]=Introduced in this FADT revision */ 330 331 #define ACPI_FADT_LEGACY_DEVICES (1) /* 00: [V2] System has LPC or ISA bus devices */ 332 #define ACPI_FADT_8042 (1<<1) /* 01: [V3] System has an 8042 controller on port 60/64 */ 333 #define ACPI_FADT_NO_VGA (1<<2) /* 02: [V4] It is not safe to probe for VGA hardware */ 334 #define ACPI_FADT_NO_MSI (1<<3) /* 03: [V4] Message Signaled Interrupts (MSI) must not be enabled */ 335 #define ACPI_FADT_NO_ASPM (1<<4) /* 04: [V4] PCIe ASPM control must not be enabled */ 336 #define ACPI_FADT_NO_CMOS_RTC (1<<5) /* 05: [V5] No CMOS real-time clock present */ 337 338 /* Masks for FADT ARM Boot Architecture Flags (arm_boot_flags) ACPI 5.1 */ 339 340 #define ACPI_FADT_PSCI_COMPLIANT (1) /* 00: [V5] PSCI 0.2+ is implemented */ 341 #define ACPI_FADT_PSCI_USE_HVC (1<<1) /* 01: [V5] HVC must be used instead of SMC as the PSCI conduit */ 342 343 /* Masks for FADT flags */ 344 345 #define ACPI_FADT_WBINVD (1) /* 00: [V1] The WBINVD instruction works properly */ 346 #define ACPI_FADT_WBINVD_FLUSH (1<<1) /* 01: [V1] WBINVD flushes but does not invalidate caches */ 347 #define ACPI_FADT_C1_SUPPORTED (1<<2) /* 02: [V1] All processors support C1 state */ 348 #define ACPI_FADT_C2_MP_SUPPORTED (1<<3) /* 03: [V1] C2 state works on MP system */ 349 #define ACPI_FADT_POWER_BUTTON (1<<4) /* 04: [V1] Power button is handled as a control method device */ 350 #define ACPI_FADT_SLEEP_BUTTON (1<<5) /* 05: [V1] Sleep button is handled as a control method device */ 351 #define ACPI_FADT_FIXED_RTC (1<<6) /* 06: [V1] RTC wakeup status is not in fixed register space */ 352 #define ACPI_FADT_S4_RTC_WAKE (1<<7) /* 07: [V1] RTC alarm can wake system from S4 */ 353 #define ACPI_FADT_32BIT_TIMER (1<<8) /* 08: [V1] ACPI timer width is 32-bit (0=24-bit) */ 354 #define ACPI_FADT_DOCKING_SUPPORTED (1<<9) /* 09: [V1] Docking supported */ 355 #define ACPI_FADT_RESET_REGISTER (1<<10) /* 10: [V2] System reset via the FADT RESET_REG supported */ 356 #define ACPI_FADT_SEALED_CASE (1<<11) /* 11: [V3] No internal expansion capabilities and case is sealed */ 357 #define ACPI_FADT_HEADLESS (1<<12) /* 12: [V3] No local video capabilities or local input devices */ 358 #define ACPI_FADT_SLEEP_TYPE (1<<13) /* 13: [V3] Must execute native instruction after writing SLP_TYPx register */ 359 #define ACPI_FADT_PCI_EXPRESS_WAKE (1<<14) /* 14: [V4] System supports PCIEXP_WAKE (STS/EN) bits (ACPI 3.0) */ 360 #define ACPI_FADT_PLATFORM_CLOCK (1<<15) /* 15: [V4] OSPM should use platform-provided timer (ACPI 3.0) */ 361 #define ACPI_FADT_S4_RTC_VALID (1<<16) /* 16: [V4] Contents of RTC_STS valid after S4 wake (ACPI 3.0) */ 362 #define ACPI_FADT_REMOTE_POWER_ON (1<<17) /* 17: [V4] System is compatible with remote power on (ACPI 3.0) */ 363 #define ACPI_FADT_APIC_CLUSTER (1<<18) /* 18: [V4] All local APICs must use cluster model (ACPI 3.0) */ 364 #define ACPI_FADT_APIC_PHYSICAL (1<<19) /* 19: [V4] All local xAPICs must use physical dest mode (ACPI 3.0) */ 365 #define ACPI_FADT_HW_REDUCED (1<<20) /* 20: [V5] ACPI hardware is not implemented (ACPI 5.0) */ 366 #define ACPI_FADT_LOW_POWER_S0 (1<<21) /* 21: [V5] S0 power savings are equal or better than S3 (ACPI 5.0) */ 367 368 369 /* Values for PreferredProfile (Preferred Power Management Profiles) */ 370 371 enum AcpiPreferredPmProfiles 372 { 373 PM_UNSPECIFIED = 0, 374 PM_DESKTOP = 1, 375 PM_MOBILE = 2, 376 PM_WORKSTATION = 3, 377 PM_ENTERPRISE_SERVER = 4, 378 PM_SOHO_SERVER = 5, 379 PM_APPLIANCE_PC = 6, 380 PM_PERFORMANCE_SERVER = 7, 381 PM_TABLET = 8 382 }; 383 384 /* Values for SleepStatus and SleepControl registers (V5+ FADT) */ 385 386 #define ACPI_X_WAKE_STATUS 0x80 387 #define ACPI_X_SLEEP_TYPE_MASK 0x1C 388 #define ACPI_X_SLEEP_TYPE_POSITION 0x02 389 #define ACPI_X_SLEEP_ENABLE 0x20 390 391 392 /* Reset to default packing */ 393 394 #pragma pack() 395 396 397 /* 398 * Internal table-related structures 399 */ 400 typedef union acpi_name_union 401 { 402 UINT32 Integer; 403 char Ascii[4]; 404 405 } ACPI_NAME_UNION; 406 407 408 /* Internal ACPI Table Descriptor. One per ACPI table. */ 409 410 typedef struct acpi_table_desc 411 { 412 ACPI_PHYSICAL_ADDRESS Address; 413 ACPI_TABLE_HEADER *Pointer; 414 UINT32 Length; /* Length fixed at 32 bits (fixed in table header) */ 415 ACPI_NAME_UNION Signature; 416 ACPI_OWNER_ID OwnerId; 417 UINT8 Flags; 418 419 } ACPI_TABLE_DESC; 420 421 /* Masks for Flags field above */ 422 423 #define ACPI_TABLE_ORIGIN_EXTERNAL_VIRTUAL (0) /* Virtual address, external maintained */ 424 #define ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL (1) /* Physical address, internally mapped */ 425 #define ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL (2) /* Virtual address, internallly allocated */ 426 #define ACPI_TABLE_ORIGIN_MASK (3) 427 #define ACPI_TABLE_IS_LOADED (8) 428 429 430 /* 431 * Get the remaining ACPI tables 432 */ 433 #include "actbl1.h" 434 #include "actbl2.h" 435 #include "actbl3.h" 436 437 /* Macros used to generate offsets to specific table fields */ 438 439 #define ACPI_FADT_OFFSET(f) (UINT16) ACPI_OFFSET (ACPI_TABLE_FADT, f) 440 441 /* 442 * Sizes of the various flavors of FADT. We need to look closely 443 * at the FADT length because the version number essentially tells 444 * us nothing because of many BIOS bugs where the version does not 445 * match the expected length. In other words, the length of the 446 * FADT is the bottom line as to what the version really is. 447 * 448 * NOTE: There is no officialy released V2 of the FADT. This 449 * version was used only for prototyping and testing during the 450 * 32-bit to 64-bit transition. V3 was the first official 64-bit 451 * version of the FADT. 452 * 453 * Update this list of defines when a new version of the FADT is 454 * added to the ACPI specification. Note that the FADT version is 455 * only incremented when new fields are appended to the existing 456 * version. Therefore, the FADT version is competely independent 457 * from the version of the ACPI specification where it is 458 * defined. 459 * 460 * For reference, the various FADT lengths are as follows: 461 * FADT V1 size: 0x074 ACPI 1.0 462 * FADT V3 size: 0x0F4 ACPI 2.0 463 * FADT V4 size: 0x100 ACPI 3.0 and ACPI 4.0 464 * FADT V5 size: 0x10C ACPI 5.0 465 * FADT V6 size: 0x114 ACPI 6.0 466 */ 467 #define ACPI_FADT_V1_SIZE (UINT32) (ACPI_FADT_OFFSET (Flags) + 4) /* ACPI 1.0 */ 468 #define ACPI_FADT_V3_SIZE (UINT32) (ACPI_FADT_OFFSET (SleepControl)) /* ACPI 2.0 */ 469 #define ACPI_FADT_V4_SIZE (UINT32) (ACPI_FADT_OFFSET (SleepStatus)) /* ACPI 3.0 and ACPI 4.0 */ 470 #define ACPI_FADT_V5_SIZE (UINT32) (ACPI_FADT_OFFSET (HypervisorId)) /* ACPI 5.0 */ 471 #define ACPI_FADT_V6_SIZE (UINT32) (sizeof (ACPI_TABLE_FADT)) /* ACPI 6.0 */ 472 473 /* Update these when new FADT versions are added */ 474 475 #define ACPI_FADT_MAX_VERSION 6 476 #define ACPI_FADT_CONFORMANCE "ACPI 6.1 (FADT version 6)" 477 478 #endif /* __ACTBL_H__ */ 479
Indexes created Thu Oct 23 22:10:10 GMT 2025