1 /****************************************************************************** 2 * 3 * Name: actypes.h - Common data types for the entire ACPI subsystem 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2015, 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 __ACTYPES_H__ 45 #define __ACTYPES_H__ 46 47 /* acpisrc:struct_defs -- for acpisrc conversion */ 48 49 /* 50 * ACPI_MACHINE_WIDTH must be specified in an OS- or compiler-dependent header 51 * and must be either 32 or 64. 16-bit ACPICA is no longer supported, as of 52 * 12/2006. 53 */ 54 #ifndef ACPI_MACHINE_WIDTH 55 #error ACPI_MACHINE_WIDTH not defined 56 #endif 57 58 /* 59 * Data type ranges 60 * Note: These macros are designed to be compiler independent as well as 61 * working around problems that some 32-bit compilers have with 64-bit 62 * constants. 63 */ 64 #define ACPI_UINT8_MAX (u8) (~((u8) 0)) /* 0xFF */ 65 #define ACPI_UINT16_MAX (u16)(~((u16) 0)) /* 0xFFFF */ 66 #define ACPI_UINT32_MAX (u32)(~((u32) 0)) /* 0xFFFFFFFF */ 67 #define ACPI_UINT64_MAX (u64)(~((u64) 0)) /* 0xFFFFFFFFFFFFFFFF */ 68 #define ACPI_ASCII_MAX 0x7F 69 70 /* 71 * Architecture-specific ACPICA Subsystem Data Types 72 * 73 * The goal of these types is to provide source code portability across 74 * 16-bit, 32-bit, and 64-bit targets. 75 * 76 * 1) The following types are of fixed size for all targets (16/32/64): 77 * 78 * u8 Logical boolean 79 * 80 * u8 8-bit (1 byte) unsigned value 81 * u16 16-bit (2 byte) unsigned value 82 * u32 32-bit (4 byte) unsigned value 83 * u64 64-bit (8 byte) unsigned value 84 * 85 * s16 16-bit (2 byte) signed value 86 * s32 32-bit (4 byte) signed value 87 * s64 64-bit (8 byte) signed value 88 * 89 * COMPILER_DEPENDENT_UINT64/s64 - These types are defined in the 90 * compiler-dependent header(s) and were introduced because there is no common 91 * 64-bit integer type across the various compilation models, as shown in 92 * the table below. 93 * 94 * Datatype LP64 ILP64 LLP64 ILP32 LP32 16bit 95 * char 8 8 8 8 8 8 96 * short 16 16 16 16 16 16 97 * _int32 32 98 * int 32 64 32 32 16 16 99 * long 64 64 32 32 32 32 100 * long long 64 64 101 * pointer 64 64 64 32 32 32 102 * 103 * Note: ILP64 and LP32 are currently not supported. 104 * 105 * 106 * 2) These types represent the native word size of the target mode of the 107 * processor, and may be 16-bit, 32-bit, or 64-bit as required. They are 108 * usually used for memory allocation, efficient loop counters, and array 109 * indexes. The types are similar to the size_t type in the C library and are 110 * required because there is no C type that consistently represents the native 111 * data width. acpi_size is needed because there is no guarantee that a 112 * kernel-level C library is present. 113 * 114 * acpi_size 16/32/64-bit unsigned value 115 * acpi_native_int 16/32/64-bit signed value 116 */ 117 118 /******************************************************************************* 119 * 120 * Common types for all compilers, all targets 121 * 122 ******************************************************************************/ 123 124 #ifndef ACPI_USE_SYSTEM_INTTYPES 125 126 typedef unsigned char u8; 127 typedef unsigned char u8; 128 typedef unsigned short u16; 129 typedef short s16; 130 typedef COMPILER_DEPENDENT_UINT64 u64; 131 typedef COMPILER_DEPENDENT_INT64 s64; 132 133 #endif /* ACPI_USE_SYSTEM_INTTYPES */ 134 135 /* 136 * Value returned by acpi_os_get_thread_id. There is no standard "thread_id" 137 * across operating systems or even the various UNIX systems. Since ACPICA 138 * only needs the thread ID as a unique thread identifier, we use a u64 139 * as the only common data type - it will accommodate any type of pointer or 140 * any type of integer. It is up to the host-dependent OSL to cast the 141 * native thread ID type to a u64 (in acpi_os_get_thread_id). 142 */ 143 #define acpi_thread_id u64 144 145 /******************************************************************************* 146 * 147 * Types specific to 64-bit targets 148 * 149 ******************************************************************************/ 150 151 #if ACPI_MACHINE_WIDTH == 64 152 153 #ifndef ACPI_USE_SYSTEM_INTTYPES 154 155 typedef unsigned int u32; 156 typedef int s32; 157 158 #endif /* ACPI_USE_SYSTEM_INTTYPES */ 159 160 typedef s64 acpi_native_int; 161 162 typedef u64 acpi_size; 163 typedef u64 acpi_io_address; 164 typedef u64 acpi_physical_address; 165 166 #define ACPI_MAX_PTR ACPI_UINT64_MAX 167 #define ACPI_SIZE_MAX ACPI_UINT64_MAX 168 169 #define ACPI_USE_NATIVE_DIVIDE /* Has native 64-bit integer support */ 170 171 /* 172 * In the case of the Itanium Processor Family (IPF), the hardware does not 173 * support misaligned memory transfers. Set the MISALIGNMENT_NOT_SUPPORTED flag 174 * to indicate that special precautions must be taken to avoid alignment faults. 175 * (IA64 or ia64 is currently used by existing compilers to indicate IPF.) 176 * 177 * Note: EM64T and other X86-64 processors support misaligned transfers, 178 * so there is no need to define this flag. 179 */ 180 #if defined (__IA64__) || defined (__ia64__) 181 #define ACPI_MISALIGNMENT_NOT_SUPPORTED 182 #endif 183 184 /******************************************************************************* 185 * 186 * Types specific to 32-bit targets 187 * 188 ******************************************************************************/ 189 190 #elif ACPI_MACHINE_WIDTH == 32 191 192 #ifndef ACPI_USE_SYSTEM_INTTYPES 193 194 typedef unsigned int u32; 195 typedef int s32; 196 197 #endif /* ACPI_USE_SYSTEM_INTTYPES */ 198 199 typedef s32 acpi_native_int; 200 201 typedef u32 acpi_size; 202 typedef u32 acpi_io_address; 203 typedef u32 acpi_physical_address; 204 205 #define ACPI_MAX_PTR ACPI_UINT32_MAX 206 #define ACPI_SIZE_MAX ACPI_UINT32_MAX 207 208 #else 209 210 /* ACPI_MACHINE_WIDTH must be either 64 or 32 */ 211 212 #error unknown ACPI_MACHINE_WIDTH 213 #endif 214 215 /******************************************************************************* 216 * 217 * OS-dependent types 218 * 219 * If the defaults below are not appropriate for the host system, they can 220 * be defined in the OS-specific header, and this will take precedence. 221 * 222 ******************************************************************************/ 223 224 /* Flags for acpi_os_acquire_lock/acpi_os_release_lock */ 225 226 #ifndef acpi_cpu_flags 227 #define acpi_cpu_flags acpi_size 228 #endif 229 230 /* Object returned from acpi_os_create_cache */ 231 232 #ifndef acpi_cache_t 233 #ifdef ACPI_USE_LOCAL_CACHE 234 #define acpi_cache_t struct acpi_memory_list 235 #else 236 #define acpi_cache_t void * 237 #endif 238 #endif 239 240 /* 241 * Synchronization objects - Mutexes, Semaphores, and spin_locks 242 */ 243 #if (ACPI_MUTEX_TYPE == ACPI_BINARY_SEMAPHORE) 244 /* 245 * These macros are used if the host OS does not support a mutex object. 246 * Map the OSL Mutex interfaces to binary semaphores. 247 */ 248 #define acpi_mutex acpi_semaphore 249 #define acpi_os_create_mutex(out_handle) acpi_os_create_semaphore (1, 1, out_handle) 250 #define acpi_os_delete_mutex(handle) (void) acpi_os_delete_semaphore (handle) 251 #define acpi_os_acquire_mutex(handle,time) acpi_os_wait_semaphore (handle, 1, time) 252 #define acpi_os_release_mutex(handle) (void) acpi_os_signal_semaphore (handle, 1) 253 #endif 254 255 /* Configurable types for synchronization objects */ 256 257 #ifndef acpi_spinlock 258 #define acpi_spinlock void * 259 #endif 260 261 #ifndef acpi_semaphore 262 #define acpi_semaphore void * 263 #endif 264 265 #ifndef acpi_mutex 266 #define acpi_mutex void * 267 #endif 268 269 /******************************************************************************* 270 * 271 * Compiler-dependent types 272 * 273 * If the defaults below are not appropriate for the host compiler, they can 274 * be defined in the compiler-specific header, and this will take precedence. 275 * 276 ******************************************************************************/ 277 278 /* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */ 279 280 #ifndef acpi_uintptr_t 281 #define acpi_uintptr_t void * 282 #endif 283 284 /* 285 * ACPI_PRINTF_LIKE is used to tag functions as "printf-like" because 286 * some compilers can catch printf format string problems 287 */ 288 #ifndef ACPI_PRINTF_LIKE 289 #define ACPI_PRINTF_LIKE(c) 290 #endif 291 292 /* 293 * Some compilers complain about unused variables. Sometimes we don't want to 294 * use all the variables (for example, _acpi_module_name). This allows us 295 * to tell the compiler in a per-variable manner that a variable 296 * is unused 297 */ 298 #ifndef ACPI_UNUSED_VAR 299 #define ACPI_UNUSED_VAR 300 #endif 301 302 /* 303 * All ACPICA external functions that are available to the rest of the kernel 304 * are tagged with thes macros which can be defined as appropriate for the host. 305 * 306 * Notes: 307 * ACPI_EXPORT_SYMBOL_INIT is used for initialization and termination 308 * interfaces that may need special processing. 309 * ACPI_EXPORT_SYMBOL is used for all other public external functions. 310 */ 311 #ifndef ACPI_EXPORT_SYMBOL_INIT 312 #define ACPI_EXPORT_SYMBOL_INIT(symbol) 313 #endif 314 315 #ifndef ACPI_EXPORT_SYMBOL 316 #define ACPI_EXPORT_SYMBOL(symbol) 317 #endif 318 319 /* 320 * Compiler/Clibrary-dependent debug initialization. Used for ACPICA 321 * utilities only. 322 */ 323 #ifndef ACPI_DEBUG_INITIALIZE 324 #define ACPI_DEBUG_INITIALIZE() 325 #endif 326 327 /******************************************************************************* 328 * 329 * Configuration 330 * 331 ******************************************************************************/ 332 333 #ifdef ACPI_NO_MEM_ALLOCATIONS 334 335 #define ACPI_ALLOCATE(a) NULL 336 #define ACPI_ALLOCATE_ZEROED(a) NULL 337 #define ACPI_FREE(a) 338 #define ACPI_MEM_TRACKING(a) 339 340 #else /* ACPI_NO_MEM_ALLOCATIONS */ 341 342 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 343 /* 344 * Memory allocation tracking (used by acpi_exec to detect memory leaks) 345 */ 346 #define ACPI_MEM_PARAMETERS _COMPONENT, _acpi_module_name, __LINE__ 347 #define ACPI_ALLOCATE(a) acpi_ut_allocate_and_track ((acpi_size) (a), ACPI_MEM_PARAMETERS) 348 #define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed_and_track ((acpi_size) (a), ACPI_MEM_PARAMETERS) 349 #define ACPI_FREE(a) acpi_ut_free_and_track (a, ACPI_MEM_PARAMETERS) 350 #define ACPI_MEM_TRACKING(a) a 351 352 #else 353 /* 354 * Normal memory allocation directly via the OS services layer 355 */ 356 #define ACPI_ALLOCATE(a) acpi_os_allocate ((acpi_size) (a)) 357 #define ACPI_ALLOCATE_ZEROED(a) acpi_os_allocate_zeroed ((acpi_size) (a)) 358 #define ACPI_FREE(a) acpi_os_free (a) 359 #define ACPI_MEM_TRACKING(a) 360 361 #endif /* ACPI_DBG_TRACK_ALLOCATIONS */ 362 363 #endif /* ACPI_NO_MEM_ALLOCATIONS */ 364 365 /****************************************************************************** 366 * 367 * ACPI Specification constants (Do not change unless the specification changes) 368 * 369 *****************************************************************************/ 370 371 /* Number of distinct FADT-based GPE register blocks (GPE0 and GPE1) */ 372 373 #define ACPI_MAX_GPE_BLOCKS 2 374 375 /* Default ACPI register widths */ 376 377 #define ACPI_GPE_REGISTER_WIDTH 8 378 #define ACPI_PM1_REGISTER_WIDTH 16 379 #define ACPI_PM2_REGISTER_WIDTH 8 380 #define ACPI_PM_TIMER_WIDTH 32 381 #define ACPI_RESET_REGISTER_WIDTH 8 382 383 /* Names within the namespace are 4 bytes long */ 384 385 #define ACPI_NAME_SIZE 4 386 #define ACPI_PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 char for separator */ 387 #define ACPI_PATH_SEPARATOR '.' 388 389 /* Sizes for ACPI table headers */ 390 391 #define ACPI_OEM_ID_SIZE 6 392 #define ACPI_OEM_TABLE_ID_SIZE 8 393 394 /* ACPI/PNP hardware IDs */ 395 396 #define PCI_ROOT_HID_STRING "PNP0A03" 397 #define PCI_EXPRESS_ROOT_HID_STRING "PNP0A08" 398 399 /* PM Timer ticks per second (HZ) */ 400 401 #define ACPI_PM_TIMER_FREQUENCY 3579545 402 403 /******************************************************************************* 404 * 405 * Independent types 406 * 407 ******************************************************************************/ 408 409 /* Logical defines and NULL */ 410 411 #ifdef FALSE 412 #undef FALSE 413 #endif 414 #define FALSE (1 == 0) 415 416 #ifdef TRUE 417 #undef TRUE 418 #endif 419 #define TRUE (1 == 1) 420 421 #ifndef NULL 422 #define NULL (void *) 0 423 #endif 424 425 /* 426 * Miscellaneous types 427 */ 428 typedef u32 acpi_status; /* All ACPI Exceptions */ 429 typedef u32 acpi_name; /* 4-byte ACPI name */ 430 typedef char *acpi_string; /* Null terminated ASCII string */ 431 typedef void *acpi_handle; /* Actually a ptr to a NS Node */ 432 433 /* Time constants for timer calculations */ 434 435 #define ACPI_MSEC_PER_SEC 1000L 436 437 #define ACPI_USEC_PER_MSEC 1000L 438 #define ACPI_USEC_PER_SEC 1000000L 439 440 #define ACPI_100NSEC_PER_USEC 10L 441 #define ACPI_100NSEC_PER_MSEC 10000L 442 #define ACPI_100NSEC_PER_SEC 10000000L 443 444 #define ACPI_NSEC_PER_USEC 1000L 445 #define ACPI_NSEC_PER_MSEC 1000000L 446 #define ACPI_NSEC_PER_SEC 1000000000L 447 448 /* Owner IDs are used to track namespace nodes for selective deletion */ 449 450 typedef u8 acpi_owner_id; 451 #define ACPI_OWNER_ID_MAX 0xFF 452 453 #define ACPI_INTEGER_BIT_SIZE 64 454 #define ACPI_MAX_DECIMAL_DIGITS 20 /* 2^64 = 18,446,744,073,709,551,616 */ 455 456 #if ACPI_MACHINE_WIDTH == 64 457 #define ACPI_USE_NATIVE_DIVIDE /* Use compiler native 64-bit divide */ 458 #endif 459 460 #define ACPI_MAX64_DECIMAL_DIGITS 20 461 #define ACPI_MAX32_DECIMAL_DIGITS 10 462 #define ACPI_MAX16_DECIMAL_DIGITS 5 463 #define ACPI_MAX8_DECIMAL_DIGITS 3 464 465 /* 466 * Constants with special meanings 467 */ 468 #define ACPI_ROOT_OBJECT ACPI_ADD_PTR (acpi_handle, NULL, ACPI_MAX_PTR) 469 #define ACPI_WAIT_FOREVER 0xFFFF /* u16, as per ACPI spec */ 470 #define ACPI_DO_NOT_WAIT 0 471 472 /* 473 * Obsolete: Acpi integer width. In ACPI version 1 (1996), integers are 32 bits. 474 * In ACPI version 2 (2000) and later, integers are 64 bits. Note that this 475 * pertains to the ACPI integer type only, not to other integers used in the 476 * implementation of the ACPICA subsystem. 477 * 478 * 01/2010: This type is obsolete and has been removed from the entire ACPICA 479 * code base. It remains here for compatibility with device drivers that use 480 * the type. However, it will be removed in the future. 481 */ 482 typedef u64 acpi_integer; 483 #define ACPI_INTEGER_MAX ACPI_UINT64_MAX 484 485 /******************************************************************************* 486 * 487 * Commonly used macros 488 * 489 ******************************************************************************/ 490 491 /* Data manipulation */ 492 493 #define ACPI_LOBYTE(integer) ((u8) (u16)(integer)) 494 #define ACPI_HIBYTE(integer) ((u8) (((u16)(integer)) >> 8)) 495 #define ACPI_LOWORD(integer) ((u16) (u32)(integer)) 496 #define ACPI_HIWORD(integer) ((u16)(((u32)(integer)) >> 16)) 497 #define ACPI_LODWORD(integer64) ((u32) (u64)(integer64)) 498 #define ACPI_HIDWORD(integer64) ((u32)(((u64)(integer64)) >> 32)) 499 500 #define ACPI_SET_BIT(target,bit) ((target) |= (bit)) 501 #define ACPI_CLEAR_BIT(target,bit) ((target) &= ~(bit)) 502 #define ACPI_MIN(a,b) (((a)<(b))?(a):(b)) 503 #define ACPI_MAX(a,b) (((a)>(b))?(a):(b)) 504 505 /* Size calculation */ 506 507 #define ACPI_ARRAY_LENGTH(x) (sizeof(x) / sizeof((x)[0])) 508 509 /* Pointer manipulation */ 510 511 #define ACPI_CAST_PTR(t, p) ((t *) (acpi_uintptr_t) (p)) 512 #define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (acpi_uintptr_t) (p)) 513 #define ACPI_ADD_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) + (acpi_size)(b))) 514 #define ACPI_PTR_DIFF(a, b) (acpi_size) (ACPI_CAST_PTR (u8, (a)) - ACPI_CAST_PTR (u8, (b))) 515 516 /* Pointer/Integer type conversions */ 517 518 #define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void, (void *) NULL,(acpi_size) i) 519 #define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p, (void *) NULL) 520 #define ACPI_OFFSET(d, f) ACPI_PTR_DIFF (&(((d *) 0)->f), (void *) NULL) 521 #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) 522 #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) 523 524 /* Optimizations for 4-character (32-bit) acpi_name manipulation */ 525 526 #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED 527 #define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b))) 528 #define ACPI_MOVE_NAME(dest,src) (*ACPI_CAST_PTR (u32, (dest)) = *ACPI_CAST_PTR (u32, (src))) 529 #else 530 #define ACPI_COMPARE_NAME(a,b) (!ACPI_STRNCMP (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE)) 531 #define ACPI_MOVE_NAME(dest,src) (ACPI_STRNCPY (ACPI_CAST_PTR (char, (dest)), ACPI_CAST_PTR (char, (src)), ACPI_NAME_SIZE)) 532 #endif 533 534 /* Support for the special RSDP signature (8 characters) */ 535 536 #define ACPI_VALIDATE_RSDP_SIG(a) (!ACPI_STRNCMP (ACPI_CAST_PTR (char, (a)), ACPI_SIG_RSDP, 8)) 537 #define ACPI_MAKE_RSDP_SIG(dest) (ACPI_MEMCPY (ACPI_CAST_PTR (char, (dest)), ACPI_SIG_RSDP, 8)) 538 539 /******************************************************************************* 540 * 541 * Miscellaneous constants 542 * 543 ******************************************************************************/ 544 545 /* 546 * Initialization sequence 547 */ 548 #define ACPI_FULL_INITIALIZATION 0x00 549 #define ACPI_NO_ADDRESS_SPACE_INIT 0x01 550 #define ACPI_NO_HARDWARE_INIT 0x02 551 #define ACPI_NO_EVENT_INIT 0x04 552 #define ACPI_NO_HANDLER_INIT 0x08 553 #define ACPI_NO_ACPI_ENABLE 0x10 554 #define ACPI_NO_DEVICE_INIT 0x20 555 #define ACPI_NO_OBJECT_INIT 0x40 556 557 /* 558 * Initialization state 559 */ 560 #define ACPI_SUBSYSTEM_INITIALIZE 0x01 561 #define ACPI_INITIALIZED_OK 0x02 562 563 /* 564 * Power state values 565 */ 566 #define ACPI_STATE_UNKNOWN (u8) 0xFF 567 568 #define ACPI_STATE_S0 (u8) 0 569 #define ACPI_STATE_S1 (u8) 1 570 #define ACPI_STATE_S2 (u8) 2 571 #define ACPI_STATE_S3 (u8) 3 572 #define ACPI_STATE_S4 (u8) 4 573 #define ACPI_STATE_S5 (u8) 5 574 #define ACPI_S_STATES_MAX ACPI_STATE_S5 575 #define ACPI_S_STATE_COUNT 6 576 577 #define ACPI_STATE_D0 (u8) 0 578 #define ACPI_STATE_D1 (u8) 1 579 #define ACPI_STATE_D2 (u8) 2 580 #define ACPI_STATE_D3_HOT (u8) 3 581 #define ACPI_STATE_D3 (u8) 4 582 #define ACPI_STATE_D3_COLD ACPI_STATE_D3 583 #define ACPI_D_STATES_MAX ACPI_STATE_D3 584 #define ACPI_D_STATE_COUNT 5 585 586 #define ACPI_STATE_C0 (u8) 0 587 #define ACPI_STATE_C1 (u8) 1 588 #define ACPI_STATE_C2 (u8) 2 589 #define ACPI_STATE_C3 (u8) 3 590 #define ACPI_C_STATES_MAX ACPI_STATE_C3 591 #define ACPI_C_STATE_COUNT 4 592 593 /* 594 * Sleep type invalid value 595 */ 596 #define ACPI_SLEEP_TYPE_MAX 0x7 597 #define ACPI_SLEEP_TYPE_INVALID 0xFF 598 599 /* 600 * Standard notify values 601 */ 602 #define ACPI_NOTIFY_BUS_CHECK (u8) 0x00 603 #define ACPI_NOTIFY_DEVICE_CHECK (u8) 0x01 604 #define ACPI_NOTIFY_DEVICE_WAKE (u8) 0x02 605 #define ACPI_NOTIFY_EJECT_REQUEST (u8) 0x03 606 #define ACPI_NOTIFY_DEVICE_CHECK_LIGHT (u8) 0x04 607 #define ACPI_NOTIFY_FREQUENCY_MISMATCH (u8) 0x05 608 #define ACPI_NOTIFY_BUS_MODE_MISMATCH (u8) 0x06 609 #define ACPI_NOTIFY_POWER_FAULT (u8) 0x07 610 #define ACPI_NOTIFY_CAPABILITIES_CHECK (u8) 0x08 611 #define ACPI_NOTIFY_DEVICE_PLD_CHECK (u8) 0x09 612 #define ACPI_NOTIFY_RESERVED (u8) 0x0A 613 #define ACPI_NOTIFY_LOCALITY_UPDATE (u8) 0x0B 614 #define ACPI_NOTIFY_SHUTDOWN_REQUEST (u8) 0x0C 615 #define ACPI_NOTIFY_AFFINITY_UPDATE (u8) 0x0D 616 617 #define ACPI_NOTIFY_MAX 0x0D 618 619 /* 620 * Types associated with ACPI names and objects. The first group of 621 * values (up to ACPI_TYPE_EXTERNAL_MAX) correspond to the definition 622 * of the ACPI object_type() operator (See the ACPI Spec). Therefore, 623 * only add to the first group if the spec changes. 624 * 625 * NOTE: Types must be kept in sync with the global acpi_ns_properties 626 * and acpi_ns_type_names arrays. 627 */ 628 typedef u32 acpi_object_type; 629 630 #define ACPI_TYPE_ANY 0x00 631 #define ACPI_TYPE_INTEGER 0x01 /* Byte/Word/Dword/Zero/One/Ones */ 632 #define ACPI_TYPE_STRING 0x02 633 #define ACPI_TYPE_BUFFER 0x03 634 #define ACPI_TYPE_PACKAGE 0x04 /* byte_const, multiple data_term/Constant/super_name */ 635 #define ACPI_TYPE_FIELD_UNIT 0x05 636 #define ACPI_TYPE_DEVICE 0x06 /* Name, multiple Node */ 637 #define ACPI_TYPE_EVENT 0x07 638 #define ACPI_TYPE_METHOD 0x08 /* Name, byte_const, multiple Code */ 639 #define ACPI_TYPE_MUTEX 0x09 640 #define ACPI_TYPE_REGION 0x0A 641 #define ACPI_TYPE_POWER 0x0B /* Name,byte_const,word_const,multi Node */ 642 #define ACPI_TYPE_PROCESSOR 0x0C /* Name,byte_const,Dword_const,byte_const,multi nm_o */ 643 #define ACPI_TYPE_THERMAL 0x0D /* Name, multiple Node */ 644 #define ACPI_TYPE_BUFFER_FIELD 0x0E 645 #define ACPI_TYPE_DDB_HANDLE 0x0F 646 #define ACPI_TYPE_DEBUG_OBJECT 0x10 647 648 #define ACPI_TYPE_EXTERNAL_MAX 0x10 649 650 /* 651 * These are object types that do not map directly to the ACPI 652 * object_type() operator. They are used for various internal purposes only. 653 * If new predefined ACPI_TYPEs are added (via the ACPI specification), these 654 * internal types must move upwards. (There is code that depends on these 655 * values being contiguous with the external types above.) 656 */ 657 #define ACPI_TYPE_LOCAL_REGION_FIELD 0x11 658 #define ACPI_TYPE_LOCAL_BANK_FIELD 0x12 659 #define ACPI_TYPE_LOCAL_INDEX_FIELD 0x13 660 #define ACPI_TYPE_LOCAL_REFERENCE 0x14 /* Arg#, Local#, Name, Debug, ref_of, Index */ 661 #define ACPI_TYPE_LOCAL_ALIAS 0x15 662 #define ACPI_TYPE_LOCAL_METHOD_ALIAS 0x16 663 #define ACPI_TYPE_LOCAL_NOTIFY 0x17 664 #define ACPI_TYPE_LOCAL_ADDRESS_HANDLER 0x18 665 #define ACPI_TYPE_LOCAL_RESOURCE 0x19 666 #define ACPI_TYPE_LOCAL_RESOURCE_FIELD 0x1A 667 #define ACPI_TYPE_LOCAL_SCOPE 0x1B /* 1 Name, multiple object_list Nodes */ 668 669 #define ACPI_TYPE_NS_NODE_MAX 0x1B /* Last typecode used within a NS Node */ 670 671 /* 672 * These are special object types that never appear in 673 * a Namespace node, only in an object of union acpi_operand_object 674 */ 675 #define ACPI_TYPE_LOCAL_EXTRA 0x1C 676 #define ACPI_TYPE_LOCAL_DATA 0x1D 677 678 #define ACPI_TYPE_LOCAL_MAX 0x1D 679 680 /* All types above here are invalid */ 681 682 #define ACPI_TYPE_INVALID 0x1E 683 #define ACPI_TYPE_NOT_FOUND 0xFF 684 685 #define ACPI_NUM_NS_TYPES (ACPI_TYPE_INVALID + 1) 686 687 /* 688 * All I/O 689 */ 690 #define ACPI_READ 0 691 #define ACPI_WRITE 1 692 #define ACPI_IO_MASK 1 693 694 /* 695 * Event Types: Fixed & General Purpose 696 */ 697 typedef u32 acpi_event_type; 698 699 /* 700 * Fixed events 701 */ 702 #define ACPI_EVENT_PMTIMER 0 703 #define ACPI_EVENT_GLOBAL 1 704 #define ACPI_EVENT_POWER_BUTTON 2 705 #define ACPI_EVENT_SLEEP_BUTTON 3 706 #define ACPI_EVENT_RTC 4 707 #define ACPI_EVENT_MAX 4 708 #define ACPI_NUM_FIXED_EVENTS ACPI_EVENT_MAX + 1 709 710 /* 711 * Event status - Per event 712 * ------------- 713 * The encoding of acpi_event_status is illustrated below. 714 * Note that a set bit (1) indicates the property is TRUE 715 * (e.g. if bit 0 is set then the event is enabled). 716 * +-------------+-+-+-+-+ 717 * | Bits 31:4 |3|2|1|0| 718 * +-------------+-+-+-+-+ 719 * | | | | | 720 * | | | | +- Enabled? 721 * | | | +--- Enabled for wake? 722 * | | +----- Set? 723 * | +------- Has a handler? 724 * +------------- <Reserved> 725 */ 726 typedef u32 acpi_event_status; 727 728 #define ACPI_EVENT_FLAG_DISABLED (acpi_event_status) 0x00 729 #define ACPI_EVENT_FLAG_ENABLED (acpi_event_status) 0x01 730 #define ACPI_EVENT_FLAG_WAKE_ENABLED (acpi_event_status) 0x02 731 #define ACPI_EVENT_FLAG_SET (acpi_event_status) 0x04 732 #define ACPI_EVENT_FLAG_HAS_HANDLER (acpi_event_status) 0x08 733 734 /* Actions for acpi_set_gpe, acpi_gpe_wakeup, acpi_hw_low_set_gpe */ 735 736 #define ACPI_GPE_ENABLE 0 737 #define ACPI_GPE_DISABLE 1 738 #define ACPI_GPE_CONDITIONAL_ENABLE 2 739 #define ACPI_GPE_SAVE_MASK 4 740 741 #define ACPI_GPE_ENABLE_SAVE (ACPI_GPE_ENABLE | ACPI_GPE_SAVE_MASK) 742 #define ACPI_GPE_DISABLE_SAVE (ACPI_GPE_DISABLE | ACPI_GPE_SAVE_MASK) 743 744 /* 745 * GPE info flags - Per GPE 746 * +-------+-+-+---+ 747 * | 7:5 |4|3|2:0| 748 * +-------+-+-+---+ 749 * | | | | 750 * | | | +-- Type of dispatch:to method, handler, notify, or none 751 * | | +----- Interrupt type: edge or level triggered 752 * | +------- Is a Wake GPE 753 * +------------ <Reserved> 754 */ 755 #define ACPI_GPE_DISPATCH_NONE (u8) 0x00 756 #define ACPI_GPE_DISPATCH_METHOD (u8) 0x01 757 #define ACPI_GPE_DISPATCH_HANDLER (u8) 0x02 758 #define ACPI_GPE_DISPATCH_NOTIFY (u8) 0x03 759 #define ACPI_GPE_DISPATCH_RAW_HANDLER (u8) 0x04 760 #define ACPI_GPE_DISPATCH_MASK (u8) 0x07 761 #define ACPI_GPE_DISPATCH_TYPE(flags) ((u8) ((flags) & ACPI_GPE_DISPATCH_MASK)) 762 763 #define ACPI_GPE_LEVEL_TRIGGERED (u8) 0x08 764 #define ACPI_GPE_EDGE_TRIGGERED (u8) 0x00 765 #define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x08 766 767 #define ACPI_GPE_CAN_WAKE (u8) 0x10 768 769 /* 770 * Flags for GPE and Lock interfaces 771 */ 772 #define ACPI_NOT_ISR 0x1 773 #define ACPI_ISR 0x0 774 775 /* Notify types */ 776 777 #define ACPI_SYSTEM_NOTIFY 0x1 778 #define ACPI_DEVICE_NOTIFY 0x2 779 #define ACPI_ALL_NOTIFY (ACPI_SYSTEM_NOTIFY | ACPI_DEVICE_NOTIFY) 780 #define ACPI_MAX_NOTIFY_HANDLER_TYPE 0x3 781 #define ACPI_NUM_NOTIFY_TYPES 2 782 783 #define ACPI_MAX_SYS_NOTIFY 0x7F 784 #define ACPI_MAX_DEVICE_SPECIFIC_NOTIFY 0xBF 785 786 #define ACPI_SYSTEM_HANDLER_LIST 0 /* Used as index, must be SYSTEM_NOTIFY -1 */ 787 #define ACPI_DEVICE_HANDLER_LIST 1 /* Used as index, must be DEVICE_NOTIFY -1 */ 788 789 /* Address Space (Operation Region) Types */ 790 791 typedef u8 acpi_adr_space_type; 792 793 #define ACPI_ADR_SPACE_SYSTEM_MEMORY (acpi_adr_space_type) 0 794 #define ACPI_ADR_SPACE_SYSTEM_IO (acpi_adr_space_type) 1 795 #define ACPI_ADR_SPACE_PCI_CONFIG (acpi_adr_space_type) 2 796 #define ACPI_ADR_SPACE_EC (acpi_adr_space_type) 3 797 #define ACPI_ADR_SPACE_SMBUS (acpi_adr_space_type) 4 798 #define ACPI_ADR_SPACE_CMOS (acpi_adr_space_type) 5 799 #define ACPI_ADR_SPACE_PCI_BAR_TARGET (acpi_adr_space_type) 6 800 #define ACPI_ADR_SPACE_IPMI (acpi_adr_space_type) 7 801 #define ACPI_ADR_SPACE_GPIO (acpi_adr_space_type) 8 802 #define ACPI_ADR_SPACE_GSBUS (acpi_adr_space_type) 9 803 #define ACPI_ADR_SPACE_PLATFORM_COMM (acpi_adr_space_type) 10 804 805 #define ACPI_NUM_PREDEFINED_REGIONS 11 806 807 /* 808 * Special Address Spaces 809 * 810 * Note: A Data Table region is a special type of operation region 811 * that has its own AML opcode. However, internally, the AML 812 * interpreter simply creates an operation region with an an address 813 * space type of ACPI_ADR_SPACE_DATA_TABLE. 814 */ 815 #define ACPI_ADR_SPACE_DATA_TABLE (acpi_adr_space_type) 0x7E /* Internal to ACPICA only */ 816 #define ACPI_ADR_SPACE_FIXED_HARDWARE (acpi_adr_space_type) 0x7F 817 818 /* Values for _REG connection code */ 819 820 #define ACPI_REG_DISCONNECT 0 821 #define ACPI_REG_CONNECT 1 822 823 /* 824 * bit_register IDs 825 * 826 * These values are intended to be used by the hardware interfaces 827 * and are mapped to individual bitfields defined within the ACPI 828 * registers. See the acpi_gbl_bit_register_info global table in utglobal.c 829 * for this mapping. 830 */ 831 832 /* PM1 Status register */ 833 834 #define ACPI_BITREG_TIMER_STATUS 0x00 835 #define ACPI_BITREG_BUS_MASTER_STATUS 0x01 836 #define ACPI_BITREG_GLOBAL_LOCK_STATUS 0x02 837 #define ACPI_BITREG_POWER_BUTTON_STATUS 0x03 838 #define ACPI_BITREG_SLEEP_BUTTON_STATUS 0x04 839 #define ACPI_BITREG_RT_CLOCK_STATUS 0x05 840 #define ACPI_BITREG_WAKE_STATUS 0x06 841 #define ACPI_BITREG_PCIEXP_WAKE_STATUS 0x07 842 843 /* PM1 Enable register */ 844 845 #define ACPI_BITREG_TIMER_ENABLE 0x08 846 #define ACPI_BITREG_GLOBAL_LOCK_ENABLE 0x09 847 #define ACPI_BITREG_POWER_BUTTON_ENABLE 0x0A 848 #define ACPI_BITREG_SLEEP_BUTTON_ENABLE 0x0B 849 #define ACPI_BITREG_RT_CLOCK_ENABLE 0x0C 850 #define ACPI_BITREG_PCIEXP_WAKE_DISABLE 0x0D 851 852 /* PM1 Control register */ 853 854 #define ACPI_BITREG_SCI_ENABLE 0x0E 855 #define ACPI_BITREG_BUS_MASTER_RLD 0x0F 856 #define ACPI_BITREG_GLOBAL_LOCK_RELEASE 0x10 857 #define ACPI_BITREG_SLEEP_TYPE 0x11 858 #define ACPI_BITREG_SLEEP_ENABLE 0x12 859 860 /* PM2 Control register */ 861 862 #define ACPI_BITREG_ARB_DISABLE 0x13 863 864 #define ACPI_BITREG_MAX 0x13 865 #define ACPI_NUM_BITREG ACPI_BITREG_MAX + 1 866 867 /* Status register values. A 1 clears a status bit. 0 = no effect */ 868 869 #define ACPI_CLEAR_STATUS 1 870 871 /* Enable and Control register values */ 872 873 #define ACPI_ENABLE_EVENT 1 874 #define ACPI_DISABLE_EVENT 0 875 876 /* Sleep function dispatch */ 877 878 typedef acpi_status(*acpi_sleep_function) (u8 sleep_state); 879 880 struct acpi_sleep_functions { 881 acpi_sleep_function legacy_function; 882 acpi_sleep_function extended_function; 883 }; 884 885 /* 886 * External ACPI object definition 887 */ 888 889 /* 890 * Note: Type == ACPI_TYPE_ANY (0) is used to indicate a NULL package element 891 * or an unresolved named reference. 892 */ 893 union acpi_object { 894 acpi_object_type type; /* See definition of acpi_ns_type for values */ 895 struct { 896 acpi_object_type type; /* ACPI_TYPE_INTEGER */ 897 u64 value; /* The actual number */ 898 } integer; 899 900 struct { 901 acpi_object_type type; /* ACPI_TYPE_STRING */ 902 u32 length; /* # of bytes in string, excluding trailing null */ 903 char *pointer; /* points to the string value */ 904 } string; 905 906 struct { 907 acpi_object_type type; /* ACPI_TYPE_BUFFER */ 908 u32 length; /* # of bytes in buffer */ 909 u8 *pointer; /* points to the buffer */ 910 } buffer; 911 912 struct { 913 acpi_object_type type; /* ACPI_TYPE_PACKAGE */ 914 u32 count; /* # of elements in package */ 915 union acpi_object *elements; /* Pointer to an array of ACPI_OBJECTs */ 916 } package; 917 918 struct { 919 acpi_object_type type; /* ACPI_TYPE_LOCAL_REFERENCE */ 920 acpi_object_type actual_type; /* Type associated with the Handle */ 921 acpi_handle handle; /* object reference */ 922 } reference; 923 924 struct { 925 acpi_object_type type; /* ACPI_TYPE_PROCESSOR */ 926 u32 proc_id; 927 acpi_io_address pblk_address; 928 u32 pblk_length; 929 } processor; 930 931 struct { 932 acpi_object_type type; /* ACPI_TYPE_POWER */ 933 u32 system_level; 934 u32 resource_order; 935 } power_resource; 936 }; 937 938 /* 939 * List of objects, used as a parameter list for control method evaluation 940 */ 941 struct acpi_object_list { 942 u32 count; 943 union acpi_object *pointer; 944 }; 945 946 /* 947 * Miscellaneous common Data Structures used by the interfaces 948 */ 949 #define ACPI_NO_BUFFER 0 950 951 #ifdef ACPI_NO_MEM_ALLOCATIONS 952 953 #define ACPI_ALLOCATE_BUFFER (acpi_size) (0) 954 #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (0) 955 956 #else /* ACPI_NO_MEM_ALLOCATIONS */ 957 958 #define ACPI_ALLOCATE_BUFFER (acpi_size) (-1) /* Let ACPICA allocate buffer */ 959 #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (-2) /* For internal use only (enables tracking) */ 960 961 #endif /* ACPI_NO_MEM_ALLOCATIONS */ 962 963 struct acpi_buffer { 964 acpi_size length; /* Length in bytes of the buffer */ 965 void *pointer; /* pointer to buffer */ 966 }; 967 968 /* 969 * name_type for acpi_get_name 970 */ 971 #define ACPI_FULL_PATHNAME 0 972 #define ACPI_SINGLE_NAME 1 973 #define ACPI_NAME_TYPE_MAX 1 974 975 /* 976 * Predefined Namespace items 977 */ 978 struct acpi_predefined_names { 979 char *name; 980 u8 type; 981 char *val; 982 }; 983 984 /* 985 * Structure and flags for acpi_get_system_info 986 */ 987 #define ACPI_SYS_MODE_UNKNOWN 0x0000 988 #define ACPI_SYS_MODE_ACPI 0x0001 989 #define ACPI_SYS_MODE_LEGACY 0x0002 990 #define ACPI_SYS_MODES_MASK 0x0003 991 992 /* 993 * System info returned by acpi_get_system_info() 994 */ 995 struct acpi_system_info { 996 u32 acpi_ca_version; 997 u32 flags; 998 u32 timer_resolution; 999 u32 reserved1; 1000 u32 reserved2; 1001 u32 debug_level; 1002 u32 debug_layer; 1003 }; 1004 1005 /* 1006 * System statistics returned by acpi_get_statistics() 1007 */ 1008 struct acpi_statistics { 1009 u32 sci_count; 1010 u32 gpe_count; 1011 u32 fixed_event_count[ACPI_NUM_FIXED_EVENTS]; 1012 u32 method_count; 1013 }; 1014 1015 /* Table Event Types */ 1016 1017 #define ACPI_TABLE_EVENT_LOAD 0x0 1018 #define ACPI_TABLE_EVENT_UNLOAD 0x1 1019 #define ACPI_NUM_TABLE_EVENTS 2 1020 1021 /* 1022 * Types specific to the OS service interfaces 1023 */ 1024 typedef u32 1025 (ACPI_SYSTEM_XFACE * acpi_osd_handler) (void *context); 1026 1027 typedef void 1028 (ACPI_SYSTEM_XFACE * acpi_osd_exec_callback) (void *context); 1029 1030 /* 1031 * Various handlers and callback procedures 1032 */ 1033 typedef 1034 u32 (*acpi_sci_handler) (void *context); 1035 1036 typedef 1037 void (*acpi_gbl_event_handler) (u32 event_type, 1038 acpi_handle device, 1039 u32 event_number, void *context); 1040 1041 #define ACPI_EVENT_TYPE_GPE 0 1042 #define ACPI_EVENT_TYPE_FIXED 1 1043 1044 typedef 1045 u32(*acpi_event_handler) (void *context); 1046 1047 typedef 1048 u32 (*acpi_gpe_handler) (acpi_handle gpe_device, u32 gpe_number, void *context); 1049 1050 typedef 1051 void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context); 1052 1053 typedef 1054 void (*acpi_object_handler) (acpi_handle object, void *data); 1055 1056 typedef acpi_status(*acpi_init_handler) (acpi_handle object, u32 function); 1057 1058 #define ACPI_INIT_DEVICE_INI 1 1059 1060 typedef 1061 acpi_status(*acpi_exception_handler) (acpi_status aml_status, 1062 acpi_name name, 1063 u16 opcode, 1064 u32 aml_offset, void *context); 1065 1066 /* Table Event handler (Load, load_table, etc.) and types */ 1067 1068 typedef 1069 acpi_status(*acpi_table_handler) (u32 event, void *table, void *context); 1070 1071 #define ACPI_TABLE_LOAD 0x0 1072 #define ACPI_TABLE_UNLOAD 0x1 1073 #define ACPI_NUM_TABLE_EVENTS 2 1074 1075 /* Address Spaces (For Operation Regions) */ 1076 1077 typedef 1078 acpi_status(*acpi_adr_space_handler) (u32 function, 1079 acpi_physical_address address, 1080 u32 bit_width, 1081 u64 *value, 1082 void *handler_context, 1083 void *region_context); 1084 1085 #define ACPI_DEFAULT_HANDLER NULL 1086 1087 /* Special Context data for generic_serial_bus/general_purpose_io (ACPI 5.0) */ 1088 1089 struct acpi_connection_info { 1090 u8 *connection; 1091 u16 length; 1092 u8 access_length; 1093 }; 1094 1095 typedef 1096 acpi_status(*acpi_adr_space_setup) (acpi_handle region_handle, 1097 u32 function, 1098 void *handler_context, 1099 void **region_context); 1100 1101 #define ACPI_REGION_ACTIVATE 0 1102 #define ACPI_REGION_DEACTIVATE 1 1103 1104 typedef 1105 acpi_status(*acpi_walk_callback) (acpi_handle object, 1106 u32 nesting_level, 1107 void *context, void **return_value); 1108 1109 typedef 1110 u32 (*acpi_interface_handler) (acpi_string interface_name, u32 supported); 1111 1112 /* Interrupt handler return values */ 1113 1114 #define ACPI_INTERRUPT_NOT_HANDLED 0x00 1115 #define ACPI_INTERRUPT_HANDLED 0x01 1116 1117 /* GPE handler return values */ 1118 1119 #define ACPI_REENABLE_GPE 0x80 1120 1121 /* Length of 32-bit EISAID values when converted back to a string */ 1122 1123 #define ACPI_EISAID_STRING_SIZE 8 /* Includes null terminator */ 1124 1125 /* Length of UUID (string) values */ 1126 1127 #define ACPI_UUID_LENGTH 16 1128 1129 /* Structures used for device/processor HID, UID, CID, and SUB */ 1130 1131 struct acpi_pnp_device_id { 1132 u32 length; /* Length of string + null */ 1133 char *string; 1134 }; 1135 1136 struct acpi_pnp_device_id_list { 1137 u32 count; /* Number of IDs in Ids array */ 1138 u32 list_size; /* Size of list, including ID strings */ 1139 struct acpi_pnp_device_id ids[1]; /* ID array */ 1140 }; 1141 1142 /* 1143 * Structure returned from acpi_get_object_info. 1144 * Optimized for both 32- and 64-bit builds 1145 */ 1146 struct acpi_device_info { 1147 u32 info_size; /* Size of info, including ID strings */ 1148 u32 name; /* ACPI object Name */ 1149 acpi_object_type type; /* ACPI object Type */ 1150 u8 param_count; /* If a method, required parameter count */ 1151 u8 valid; /* Indicates which optional fields are valid */ 1152 u8 flags; /* Miscellaneous info */ 1153 u8 highest_dstates[4]; /* _sx_d values: 0xFF indicates not valid */ 1154 u8 lowest_dstates[5]; /* _sx_w values: 0xFF indicates not valid */ 1155 u32 current_status; /* _STA value */ 1156 u64 address; /* _ADR value */ 1157 struct acpi_pnp_device_id hardware_id; /* _HID value */ 1158 struct acpi_pnp_device_id unique_id; /* _UID value */ 1159 struct acpi_pnp_device_id subsystem_id; /* _SUB value */ 1160 struct acpi_pnp_device_id_list compatible_id_list; /* _CID list <must be last> */ 1161 }; 1162 1163 /* Values for Flags field above (acpi_get_object_info) */ 1164 1165 #define ACPI_PCI_ROOT_BRIDGE 0x01 1166 1167 /* Flags for Valid field above (acpi_get_object_info) */ 1168 1169 #define ACPI_VALID_STA 0x01 1170 #define ACPI_VALID_ADR 0x02 1171 #define ACPI_VALID_HID 0x04 1172 #define ACPI_VALID_UID 0x08 1173 #define ACPI_VALID_SUB 0x10 1174 #define ACPI_VALID_CID 0x20 1175 #define ACPI_VALID_SXDS 0x40 1176 #define ACPI_VALID_SXWS 0x80 1177 1178 /* Flags for _STA return value (current_status above) */ 1179 1180 #define ACPI_STA_DEVICE_PRESENT 0x01 1181 #define ACPI_STA_DEVICE_ENABLED 0x02 1182 #define ACPI_STA_DEVICE_UI 0x04 1183 #define ACPI_STA_DEVICE_FUNCTIONING 0x08 1184 #define ACPI_STA_DEVICE_OK 0x08 /* Synonym */ 1185 #define ACPI_STA_BATTERY_PRESENT 0x10 1186 1187 /* Context structs for address space handlers */ 1188 1189 struct acpi_pci_id { 1190 u16 segment; 1191 u16 bus; 1192 u16 device; 1193 u16 function; 1194 }; 1195 1196 struct acpi_mem_space_context { 1197 u32 length; 1198 acpi_physical_address address; 1199 acpi_physical_address mapped_physical_address; 1200 u8 *mapped_logical_address; 1201 acpi_size mapped_length; 1202 }; 1203 1204 /* 1205 * struct acpi_memory_list is used only if the ACPICA local cache is enabled 1206 */ 1207 struct acpi_memory_list { 1208 char *list_name; 1209 void *list_head; 1210 u16 object_size; 1211 u16 max_depth; 1212 u16 current_depth; 1213 1214 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 1215 1216 /* Statistics for debug memory tracking only */ 1217 1218 u32 total_allocated; 1219 u32 total_freed; 1220 u32 max_occupied; 1221 u32 total_size; 1222 u32 current_total_size; 1223 u32 requests; 1224 u32 hits; 1225 #endif 1226 }; 1227 1228 /* Definitions of _OSI support */ 1229 1230 #define ACPI_VENDOR_STRINGS 0x01 1231 #define ACPI_FEATURE_STRINGS 0x02 1232 #define ACPI_ENABLE_INTERFACES 0x00 1233 #define ACPI_DISABLE_INTERFACES 0x04 1234 1235 #define ACPI_DISABLE_ALL_VENDOR_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_VENDOR_STRINGS) 1236 #define ACPI_DISABLE_ALL_FEATURE_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_FEATURE_STRINGS) 1237 #define ACPI_DISABLE_ALL_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_VENDOR_STRINGS | ACPI_FEATURE_STRINGS) 1238 #define ACPI_ENABLE_ALL_VENDOR_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_VENDOR_STRINGS) 1239 #define ACPI_ENABLE_ALL_FEATURE_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_FEATURE_STRINGS) 1240 #define ACPI_ENABLE_ALL_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_VENDOR_STRINGS | ACPI_FEATURE_STRINGS) 1241 1242 #define ACPI_OSI_WIN_2000 0x01 1243 #define ACPI_OSI_WIN_XP 0x02 1244 #define ACPI_OSI_WIN_XP_SP1 0x03 1245 #define ACPI_OSI_WINSRV_2003 0x04 1246 #define ACPI_OSI_WIN_XP_SP2 0x05 1247 #define ACPI_OSI_WINSRV_2003_SP1 0x06 1248 #define ACPI_OSI_WIN_VISTA 0x07 1249 #define ACPI_OSI_WINSRV_2008 0x08 1250 #define ACPI_OSI_WIN_VISTA_SP1 0x09 1251 #define ACPI_OSI_WIN_VISTA_SP2 0x0A 1252 #define ACPI_OSI_WIN_7 0x0B 1253 #define ACPI_OSI_WIN_8 0x0C 1254 1255 /* Definitions of file IO */ 1256 1257 #define ACPI_FILE_READING 0x01 1258 #define ACPI_FILE_WRITING 0x02 1259 #define ACPI_FILE_BINARY 0x04 1260 1261 #define ACPI_FILE_BEGIN 0x01 1262 #define ACPI_FILE_END 0x02 1263 1264 /* Definitions of getopt */ 1265 1266 #define ACPI_OPT_END -1 1267 1268 #endif /* __ACTYPES_H__ */ 1269