1 /****************************************************************************** 2 * 3 * Name: actypes.h - Common data types for the entire ACPI subsystem 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2017, 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 51 * header and must be either 32 or 64. 16-bit ACPICA is no longer 52 * supported, as of 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 91 * common 64-bit integer type across the various compilation models, as 92 * shown in 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 110 * are required because there is no C type that consistently represents the 111 * native data width. acpi_size is needed because there is no guarantee 112 * that a 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 short u16; 128 typedef short s16; 129 typedef COMPILER_DEPENDENT_UINT64 u64; 130 typedef COMPILER_DEPENDENT_INT64 s64; 131 132 #endif /* ACPI_USE_SYSTEM_INTTYPES */ 133 134 /* 135 * Value returned by acpi_os_get_thread_id. There is no standard "thread_id" 136 * across operating systems or even the various UNIX systems. Since ACPICA 137 * only needs the thread ID as a unique thread identifier, we use a u64 138 * as the only common data type - it will accommodate any type of pointer or 139 * any type of integer. It is up to the host-dependent OSL to cast the 140 * native thread ID type to a u64 (in acpi_os_get_thread_id). 141 */ 142 #define acpi_thread_id u64 143 144 /******************************************************************************* 145 * 146 * Types specific to 64-bit targets 147 * 148 ******************************************************************************/ 149 150 #if ACPI_MACHINE_WIDTH == 64 151 152 #ifndef ACPI_USE_SYSTEM_INTTYPES 153 154 typedef unsigned int u32; 155 typedef int s32; 156 157 #endif /* ACPI_USE_SYSTEM_INTTYPES */ 158 159 typedef s64 acpi_native_int; 160 161 typedef u64 acpi_size; 162 typedef u64 acpi_io_address; 163 typedef u64 acpi_physical_address; 164 165 #define ACPI_MAX_PTR ACPI_UINT64_MAX 166 #define ACPI_SIZE_MAX ACPI_UINT64_MAX 167 168 #define ACPI_USE_NATIVE_DIVIDE /* Has native 64-bit integer support */ 169 170 /* 171 * In the case of the Itanium Processor Family (IPF), the hardware does not 172 * support misaligned memory transfers. Set the MISALIGNMENT_NOT_SUPPORTED 173 * flag to indicate that special precautions must be taken to avoid alignment 174 * faults. (IA64 or ia64 is currently used by existing compilers to indicate 175 * 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; 202 203 #ifdef ACPI_32BIT_PHYSICAL_ADDRESS 204 205 /* 206 * OSPMs can define this to shrink the size of the structures for 32-bit 207 * none PAE environment. ASL compiler may always define this to generate 208 * 32-bit OSPM compliant tables. 209 */ 210 typedef u32 acpi_io_address; 211 typedef u32 acpi_physical_address; 212 213 #else /* ACPI_32BIT_PHYSICAL_ADDRESS */ 214 215 /* 216 * It is reported that, after some calculations, the physical addresses can 217 * wrap over the 32-bit boundary on 32-bit PAE environment. 218 * https://bugzilla.kernel.org/show_bug.cgi?id=87971 219 */ 220 typedef u64 acpi_io_address; 221 typedef u64 acpi_physical_address; 222 223 #endif /* ACPI_32BIT_PHYSICAL_ADDRESS */ 224 225 #define ACPI_MAX_PTR ACPI_UINT32_MAX 226 #define ACPI_SIZE_MAX ACPI_UINT32_MAX 227 228 #else 229 230 /* ACPI_MACHINE_WIDTH must be either 64 or 32 */ 231 232 #error unknown ACPI_MACHINE_WIDTH 233 #endif 234 235 /******************************************************************************* 236 * 237 * OS-dependent types 238 * 239 * If the defaults below are not appropriate for the host system, they can 240 * be defined in the OS-specific header, and this will take precedence. 241 * 242 ******************************************************************************/ 243 244 /* Flags for acpi_os_acquire_lock/acpi_os_release_lock */ 245 246 #ifndef acpi_cpu_flags 247 #define acpi_cpu_flags acpi_size 248 #endif 249 250 /* Object returned from acpi_os_create_cache */ 251 252 #ifndef acpi_cache_t 253 #ifdef ACPI_USE_LOCAL_CACHE 254 #define acpi_cache_t struct acpi_memory_list 255 #else 256 #define acpi_cache_t void * 257 #endif 258 #endif 259 260 /* 261 * Synchronization objects - Mutexes, Semaphores, and spin_locks 262 */ 263 #if (ACPI_MUTEX_TYPE == ACPI_BINARY_SEMAPHORE) 264 /* 265 * These macros are used if the host OS does not support a mutex object. 266 * Map the OSL Mutex interfaces to binary semaphores. 267 */ 268 #define acpi_mutex acpi_semaphore 269 #define acpi_os_create_mutex(out_handle) acpi_os_create_semaphore (1, 1, out_handle) 270 #define acpi_os_delete_mutex(handle) (void) acpi_os_delete_semaphore (handle) 271 #define acpi_os_acquire_mutex(handle,time) acpi_os_wait_semaphore (handle, 1, time) 272 #define acpi_os_release_mutex(handle) (void) acpi_os_signal_semaphore (handle, 1) 273 #endif 274 275 /* Configurable types for synchronization objects */ 276 277 #ifndef acpi_spinlock 278 #define acpi_spinlock void * 279 #endif 280 281 #ifndef acpi_semaphore 282 #define acpi_semaphore void * 283 #endif 284 285 #ifndef acpi_mutex 286 #define acpi_mutex void * 287 #endif 288 289 /******************************************************************************* 290 * 291 * Compiler-dependent types 292 * 293 * If the defaults below are not appropriate for the host compiler, they can 294 * be defined in the compiler-specific header, and this will take precedence. 295 * 296 ******************************************************************************/ 297 298 /* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */ 299 300 #ifndef acpi_uintptr_t 301 #define acpi_uintptr_t void * 302 #endif 303 304 /* 305 * ACPI_PRINTF_LIKE is used to tag functions as "printf-like" because 306 * some compilers can catch printf format string problems 307 */ 308 #ifndef ACPI_PRINTF_LIKE 309 #define ACPI_PRINTF_LIKE(c) 310 #endif 311 312 /* 313 * Some compilers complain about unused variables. Sometimes we don't want 314 * to use all the variables (for example, _acpi_module_name). This allows us 315 * to tell the compiler in a per-variable manner that a variable 316 * is unused 317 */ 318 #ifndef ACPI_UNUSED_VAR 319 #define ACPI_UNUSED_VAR 320 #endif 321 322 /* 323 * All ACPICA external functions that are available to the rest of the 324 * kernel are tagged with these macros which can be defined as appropriate 325 * for the host. 326 * 327 * Notes: 328 * ACPI_EXPORT_SYMBOL_INIT is used for initialization and termination 329 * interfaces that may need special processing. 330 * ACPI_EXPORT_SYMBOL is used for all other public external functions. 331 */ 332 #ifndef ACPI_EXPORT_SYMBOL_INIT 333 #define ACPI_EXPORT_SYMBOL_INIT(symbol) 334 #endif 335 336 #ifndef ACPI_EXPORT_SYMBOL 337 #define ACPI_EXPORT_SYMBOL(symbol) 338 #endif 339 340 /* 341 * Compiler/Clibrary-dependent debug initialization. Used for ACPICA 342 * utilities only. 343 */ 344 #ifndef ACPI_DEBUG_INITIALIZE 345 #define ACPI_DEBUG_INITIALIZE() 346 #endif 347 348 /******************************************************************************* 349 * 350 * Configuration 351 * 352 ******************************************************************************/ 353 354 #ifdef ACPI_NO_MEM_ALLOCATIONS 355 356 #define ACPI_ALLOCATE(a) NULL 357 #define ACPI_ALLOCATE_ZEROED(a) NULL 358 #define ACPI_FREE(a) 359 #define ACPI_MEM_TRACKING(a) 360 361 #else /* ACPI_NO_MEM_ALLOCATIONS */ 362 363 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 364 /* 365 * Memory allocation tracking (used by acpi_exec to detect memory leaks) 366 */ 367 #define ACPI_MEM_PARAMETERS _COMPONENT, _acpi_module_name, __LINE__ 368 #define ACPI_ALLOCATE(a) acpi_ut_allocate_and_track ((acpi_size) (a), ACPI_MEM_PARAMETERS) 369 #define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed_and_track ((acpi_size) (a), ACPI_MEM_PARAMETERS) 370 #define ACPI_FREE(a) acpi_ut_free_and_track (a, ACPI_MEM_PARAMETERS) 371 #define ACPI_MEM_TRACKING(a) a 372 373 #else 374 /* 375 * Normal memory allocation directly via the OS services layer 376 */ 377 #define ACPI_ALLOCATE(a) acpi_os_allocate ((acpi_size) (a)) 378 #define ACPI_ALLOCATE_ZEROED(a) acpi_os_allocate_zeroed ((acpi_size) (a)) 379 #define ACPI_FREE(a) acpi_os_free (a) 380 #define ACPI_MEM_TRACKING(a) 381 382 #endif /* ACPI_DBG_TRACK_ALLOCATIONS */ 383 384 #endif /* ACPI_NO_MEM_ALLOCATIONS */ 385 386 /****************************************************************************** 387 * 388 * ACPI Specification constants (Do not change unless the specification 389 * changes) 390 * 391 *****************************************************************************/ 392 393 /* Number of distinct FADT-based GPE register blocks (GPE0 and GPE1) */ 394 395 #define ACPI_MAX_GPE_BLOCKS 2 396 397 /* Default ACPI register widths */ 398 399 #define ACPI_GPE_REGISTER_WIDTH 8 400 #define ACPI_PM1_REGISTER_WIDTH 16 401 #define ACPI_PM2_REGISTER_WIDTH 8 402 #define ACPI_PM_TIMER_WIDTH 32 403 #define ACPI_RESET_REGISTER_WIDTH 8 404 405 /* Names within the namespace are 4 bytes long */ 406 407 #define ACPI_NAME_SIZE 4 408 #define ACPI_PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 char for separator */ 409 #define ACPI_PATH_SEPARATOR '.' 410 411 /* Sizes for ACPI table headers */ 412 413 #define ACPI_OEM_ID_SIZE 6 414 #define ACPI_OEM_TABLE_ID_SIZE 8 415 416 /* ACPI/PNP hardware IDs */ 417 418 #define PCI_ROOT_HID_STRING "PNP0A03" 419 #define PCI_EXPRESS_ROOT_HID_STRING "PNP0A08" 420 421 /* PM Timer ticks per second (HZ) */ 422 423 #define ACPI_PM_TIMER_FREQUENCY 3579545 424 425 /******************************************************************************* 426 * 427 * Independent types 428 * 429 ******************************************************************************/ 430 431 /* Logical defines and NULL */ 432 433 #ifdef FALSE 434 #undef FALSE 435 #endif 436 #define FALSE (1 == 0) 437 438 #ifdef TRUE 439 #undef TRUE 440 #endif 441 #define TRUE (1 == 1) 442 443 #ifndef NULL 444 #define NULL (void *) 0 445 #endif 446 447 /* 448 * Miscellaneous types 449 */ 450 typedef u32 acpi_status; /* All ACPI Exceptions */ 451 typedef u32 acpi_name; /* 4-byte ACPI name */ 452 typedef char *acpi_string; /* Null terminated ASCII string */ 453 typedef void *acpi_handle; /* Actually a ptr to a NS Node */ 454 455 /* Time constants for timer calculations */ 456 457 #define ACPI_MSEC_PER_SEC 1000L 458 459 #define ACPI_USEC_PER_MSEC 1000L 460 #define ACPI_USEC_PER_SEC 1000000L 461 462 #define ACPI_100NSEC_PER_USEC 10L 463 #define ACPI_100NSEC_PER_MSEC 10000L 464 #define ACPI_100NSEC_PER_SEC 10000000L 465 466 #define ACPI_NSEC_PER_USEC 1000L 467 #define ACPI_NSEC_PER_MSEC 1000000L 468 #define ACPI_NSEC_PER_SEC 1000000000L 469 470 /* Owner IDs are used to track namespace nodes for selective deletion */ 471 472 typedef u8 acpi_owner_id; 473 #define ACPI_OWNER_ID_MAX 0xFF 474 475 #define ACPI_INTEGER_BIT_SIZE 64 476 #define ACPI_MAX_DECIMAL_DIGITS 20 /* 2^64 = 18,446,744,073,709,551,616 */ 477 #define ACPI_MAX64_DECIMAL_DIGITS 20 478 #define ACPI_MAX32_DECIMAL_DIGITS 10 479 #define ACPI_MAX16_DECIMAL_DIGITS 5 480 #define ACPI_MAX8_DECIMAL_DIGITS 3 481 482 /* 483 * Constants with special meanings 484 */ 485 #define ACPI_ROOT_OBJECT ACPI_ADD_PTR (acpi_handle, NULL, ACPI_MAX_PTR) 486 #define ACPI_WAIT_FOREVER 0xFFFF /* u16, as per ACPI spec */ 487 #define ACPI_DO_NOT_WAIT 0 488 489 /* 490 * Obsolete: Acpi integer width. In ACPI version 1 (1996), integers are 491 * 32 bits. In ACPI version 2 (2000) and later, integers are max 64 bits. 492 * Note that this pertains to the ACPI integer type only, not to other 493 * integers used in the implementation of the ACPICA subsystem. 494 * 495 * 01/2010: This type is obsolete and has been removed from the entire ACPICA 496 * code base. It remains here for compatibility with device drivers that use 497 * the type. However, it will be removed in the future. 498 */ 499 typedef u64 acpi_integer; 500 #define ACPI_INTEGER_MAX ACPI_UINT64_MAX 501 502 /******************************************************************************* 503 * 504 * Commonly used macros 505 * 506 ******************************************************************************/ 507 508 /* Data manipulation */ 509 510 #define ACPI_LOBYTE(integer) ((u8) (u16)(integer)) 511 #define ACPI_HIBYTE(integer) ((u8) (((u16)(integer)) >> 8)) 512 #define ACPI_LOWORD(integer) ((u16) (u32)(integer)) 513 #define ACPI_HIWORD(integer) ((u16)(((u32)(integer)) >> 16)) 514 #define ACPI_LODWORD(integer64) ((u32) (u64)(integer64)) 515 #define ACPI_HIDWORD(integer64) ((u32)(((u64)(integer64)) >> 32)) 516 517 #define ACPI_SET_BIT(target,bit) ((target) |= (bit)) 518 #define ACPI_CLEAR_BIT(target,bit) ((target) &= ~(bit)) 519 #define ACPI_MIN(a,b) (((a)<(b))?(a):(b)) 520 #define ACPI_MAX(a,b) (((a)>(b))?(a):(b)) 521 522 /* Size calculation */ 523 524 #define ACPI_ARRAY_LENGTH(x) (sizeof(x) / sizeof((x)[0])) 525 526 /* Pointer manipulation */ 527 528 #define ACPI_CAST_PTR(t, p) ((t *) (acpi_uintptr_t) (p)) 529 #define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (acpi_uintptr_t) (p)) 530 #define ACPI_ADD_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) + (acpi_size)(b))) 531 #define ACPI_SUB_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) - (acpi_size)(b))) 532 #define ACPI_PTR_DIFF(a, b) (acpi_size) (ACPI_CAST_PTR (u8, (a)) - ACPI_CAST_PTR (u8, (b))) 533 534 /* Pointer/Integer type conversions */ 535 536 #define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void, (void *) NULL,(acpi_size) i) 537 #define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p, (void *) NULL) 538 #define ACPI_OFFSET(d, f) ACPI_PTR_DIFF (&(((d *) 0)->f), (void *) NULL) 539 #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) 540 #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) 541 542 /* Optimizations for 4-character (32-bit) acpi_name manipulation */ 543 544 #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED 545 #define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b))) 546 #define ACPI_MOVE_NAME(dest,src) (*ACPI_CAST_PTR (u32, (dest)) = *ACPI_CAST_PTR (u32, (src))) 547 #else 548 #define ACPI_COMPARE_NAME(a,b) (!strncmp (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE)) 549 #define ACPI_MOVE_NAME(dest,src) (strncpy (ACPI_CAST_PTR (char, (dest)), ACPI_CAST_PTR (char, (src)), ACPI_NAME_SIZE)) 550 #endif 551 552 /* Support for the special RSDP signature (8 characters) */ 553 554 #define ACPI_VALIDATE_RSDP_SIG(a) (!strncmp (ACPI_CAST_PTR (char, (a)), ACPI_SIG_RSDP, 8)) 555 #define ACPI_MAKE_RSDP_SIG(dest) (memcpy (ACPI_CAST_PTR (char, (dest)), ACPI_SIG_RSDP, 8)) 556 557 /******************************************************************************* 558 * 559 * Miscellaneous constants 560 * 561 ******************************************************************************/ 562 563 /* 564 * Initialization sequence 565 */ 566 #define ACPI_FULL_INITIALIZATION 0x00 567 #define ACPI_NO_ADDRESS_SPACE_INIT 0x01 568 #define ACPI_NO_HARDWARE_INIT 0x02 569 #define ACPI_NO_EVENT_INIT 0x04 570 #define ACPI_NO_HANDLER_INIT 0x08 571 #define ACPI_NO_ACPI_ENABLE 0x10 572 #define ACPI_NO_DEVICE_INIT 0x20 573 #define ACPI_NO_OBJECT_INIT 0x40 574 #define ACPI_NO_FACS_INIT 0x80 575 576 /* 577 * Initialization state 578 */ 579 #define ACPI_SUBSYSTEM_INITIALIZE 0x01 580 #define ACPI_INITIALIZED_OK 0x02 581 582 /* 583 * Power state values 584 */ 585 #define ACPI_STATE_UNKNOWN (u8) 0xFF 586 587 #define ACPI_STATE_S0 (u8) 0 588 #define ACPI_STATE_S1 (u8) 1 589 #define ACPI_STATE_S2 (u8) 2 590 #define ACPI_STATE_S3 (u8) 3 591 #define ACPI_STATE_S4 (u8) 4 592 #define ACPI_STATE_S5 (u8) 5 593 #define ACPI_S_STATES_MAX ACPI_STATE_S5 594 #define ACPI_S_STATE_COUNT 6 595 596 #define ACPI_STATE_D0 (u8) 0 597 #define ACPI_STATE_D1 (u8) 1 598 #define ACPI_STATE_D2 (u8) 2 599 #define ACPI_STATE_D3_HOT (u8) 3 600 #define ACPI_STATE_D3 (u8) 4 601 #define ACPI_STATE_D3_COLD ACPI_STATE_D3 602 #define ACPI_D_STATES_MAX ACPI_STATE_D3 603 #define ACPI_D_STATE_COUNT 5 604 605 #define ACPI_STATE_C0 (u8) 0 606 #define ACPI_STATE_C1 (u8) 1 607 #define ACPI_STATE_C2 (u8) 2 608 #define ACPI_STATE_C3 (u8) 3 609 #define ACPI_C_STATES_MAX ACPI_STATE_C3 610 #define ACPI_C_STATE_COUNT 4 611 612 /* 613 * Sleep type invalid value 614 */ 615 #define ACPI_SLEEP_TYPE_MAX 0x7 616 #define ACPI_SLEEP_TYPE_INVALID 0xFF 617 618 /* 619 * Standard notify values 620 */ 621 #define ACPI_NOTIFY_BUS_CHECK (u8) 0x00 622 #define ACPI_NOTIFY_DEVICE_CHECK (u8) 0x01 623 #define ACPI_NOTIFY_DEVICE_WAKE (u8) 0x02 624 #define ACPI_NOTIFY_EJECT_REQUEST (u8) 0x03 625 #define ACPI_NOTIFY_DEVICE_CHECK_LIGHT (u8) 0x04 626 #define ACPI_NOTIFY_FREQUENCY_MISMATCH (u8) 0x05 627 #define ACPI_NOTIFY_BUS_MODE_MISMATCH (u8) 0x06 628 #define ACPI_NOTIFY_POWER_FAULT (u8) 0x07 629 #define ACPI_NOTIFY_CAPABILITIES_CHECK (u8) 0x08 630 #define ACPI_NOTIFY_DEVICE_PLD_CHECK (u8) 0x09 631 #define ACPI_NOTIFY_RESERVED (u8) 0x0A 632 #define ACPI_NOTIFY_LOCALITY_UPDATE (u8) 0x0B 633 #define ACPI_NOTIFY_SHUTDOWN_REQUEST (u8) 0x0C 634 #define ACPI_NOTIFY_AFFINITY_UPDATE (u8) 0x0D 635 #define ACPI_NOTIFY_MEMORY_UPDATE (u8) 0x0E 636 637 #define ACPI_GENERIC_NOTIFY_MAX 0x0E 638 #define ACPI_SPECIFIC_NOTIFY_MAX 0x84 639 640 /* 641 * Types associated with ACPI names and objects. The first group of 642 * values (up to ACPI_TYPE_EXTERNAL_MAX) correspond to the definition 643 * of the ACPI object_type() operator (See the ACPI Spec). Therefore, 644 * only add to the first group if the spec changes. 645 * 646 * NOTE: Types must be kept in sync with the global acpi_ns_properties 647 * and acpi_ns_type_names arrays. 648 */ 649 typedef u32 acpi_object_type; 650 651 #define ACPI_TYPE_ANY 0x00 652 #define ACPI_TYPE_INTEGER 0x01 /* Byte/Word/Dword/Zero/One/Ones */ 653 #define ACPI_TYPE_STRING 0x02 654 #define ACPI_TYPE_BUFFER 0x03 655 #define ACPI_TYPE_PACKAGE 0x04 /* byte_const, multiple data_term/Constant/super_name */ 656 #define ACPI_TYPE_FIELD_UNIT 0x05 657 #define ACPI_TYPE_DEVICE 0x06 /* Name, multiple Node */ 658 #define ACPI_TYPE_EVENT 0x07 659 #define ACPI_TYPE_METHOD 0x08 /* Name, byte_const, multiple Code */ 660 #define ACPI_TYPE_MUTEX 0x09 661 #define ACPI_TYPE_REGION 0x0A 662 #define ACPI_TYPE_POWER 0x0B /* Name,byte_const,word_const,multi Node */ 663 #define ACPI_TYPE_PROCESSOR 0x0C /* Name,byte_const,Dword_const,byte_const,multi nm_o */ 664 #define ACPI_TYPE_THERMAL 0x0D /* Name, multiple Node */ 665 #define ACPI_TYPE_BUFFER_FIELD 0x0E 666 #define ACPI_TYPE_DDB_HANDLE 0x0F 667 #define ACPI_TYPE_DEBUG_OBJECT 0x10 668 669 #define ACPI_TYPE_EXTERNAL_MAX 0x10 670 #define ACPI_NUM_TYPES (ACPI_TYPE_EXTERNAL_MAX + 1) 671 672 /* 673 * These are object types that do not map directly to the ACPI 674 * object_type() operator. They are used for various internal purposes 675 * only. If new predefined ACPI_TYPEs are added (via the ACPI 676 * specification), these internal types must move upwards. (There 677 * is code that depends on these values being contiguous with the 678 * external types above.) 679 */ 680 #define ACPI_TYPE_LOCAL_REGION_FIELD 0x11 681 #define ACPI_TYPE_LOCAL_BANK_FIELD 0x12 682 #define ACPI_TYPE_LOCAL_INDEX_FIELD 0x13 683 #define ACPI_TYPE_LOCAL_REFERENCE 0x14 /* Arg#, Local#, Name, Debug, ref_of, Index */ 684 #define ACPI_TYPE_LOCAL_ALIAS 0x15 685 #define ACPI_TYPE_LOCAL_METHOD_ALIAS 0x16 686 #define ACPI_TYPE_LOCAL_NOTIFY 0x17 687 #define ACPI_TYPE_LOCAL_ADDRESS_HANDLER 0x18 688 #define ACPI_TYPE_LOCAL_RESOURCE 0x19 689 #define ACPI_TYPE_LOCAL_RESOURCE_FIELD 0x1A 690 #define ACPI_TYPE_LOCAL_SCOPE 0x1B /* 1 Name, multiple object_list Nodes */ 691 692 #define ACPI_TYPE_NS_NODE_MAX 0x1B /* Last typecode used within a NS Node */ 693 #define ACPI_TOTAL_TYPES (ACPI_TYPE_NS_NODE_MAX + 1) 694 695 /* 696 * These are special object types that never appear in 697 * a Namespace node, only in an object of union acpi_operand_object 698 */ 699 #define ACPI_TYPE_LOCAL_EXTRA 0x1C 700 #define ACPI_TYPE_LOCAL_DATA 0x1D 701 702 #define ACPI_TYPE_LOCAL_MAX 0x1D 703 704 /* All types above here are invalid */ 705 706 #define ACPI_TYPE_INVALID 0x1E 707 #define ACPI_TYPE_NOT_FOUND 0xFF 708 709 #define ACPI_NUM_NS_TYPES (ACPI_TYPE_INVALID + 1) 710 711 /* 712 * All I/O 713 */ 714 #define ACPI_READ 0 715 #define ACPI_WRITE 1 716 #define ACPI_IO_MASK 1 717 718 /* 719 * Event Types: Fixed & General Purpose 720 */ 721 typedef u32 acpi_event_type; 722 723 /* 724 * Fixed events 725 */ 726 #define ACPI_EVENT_PMTIMER 0 727 #define ACPI_EVENT_GLOBAL 1 728 #define ACPI_EVENT_POWER_BUTTON 2 729 #define ACPI_EVENT_SLEEP_BUTTON 3 730 #define ACPI_EVENT_RTC 4 731 #define ACPI_EVENT_MAX 4 732 #define ACPI_NUM_FIXED_EVENTS ACPI_EVENT_MAX + 1 733 734 /* 735 * Event status - Per event 736 * ------------- 737 * The encoding of acpi_event_status is illustrated below. 738 * Note that a set bit (1) indicates the property is TRUE 739 * (e.g. if bit 0 is set then the event is enabled). 740 * +-------------+-+-+-+-+-+-+ 741 * | Bits 31:6 |5|4|3|2|1|0| 742 * +-------------+-+-+-+-+-+-+ 743 * | | | | | | | 744 * | | | | | | +- Enabled? 745 * | | | | | +--- Enabled for wake? 746 * | | | | +----- Status bit set? 747 * | | | +------- Enable bit set? 748 * | | +--------- Has a handler? 749 * | +----------- Masked? 750 * +----------------- <Reserved> 751 */ 752 typedef u32 acpi_event_status; 753 754 #define ACPI_EVENT_FLAG_DISABLED (acpi_event_status) 0x00 755 #define ACPI_EVENT_FLAG_ENABLED (acpi_event_status) 0x01 756 #define ACPI_EVENT_FLAG_WAKE_ENABLED (acpi_event_status) 0x02 757 #define ACPI_EVENT_FLAG_STATUS_SET (acpi_event_status) 0x04 758 #define ACPI_EVENT_FLAG_ENABLE_SET (acpi_event_status) 0x08 759 #define ACPI_EVENT_FLAG_HAS_HANDLER (acpi_event_status) 0x10 760 #define ACPI_EVENT_FLAG_MASKED (acpi_event_status) 0x20 761 #define ACPI_EVENT_FLAG_SET ACPI_EVENT_FLAG_STATUS_SET 762 763 /* Actions for acpi_set_gpe, acpi_gpe_wakeup, acpi_hw_low_set_gpe */ 764 765 #define ACPI_GPE_ENABLE 0 766 #define ACPI_GPE_DISABLE 1 767 #define ACPI_GPE_CONDITIONAL_ENABLE 2 768 769 /* 770 * GPE info flags - Per GPE 771 * +---+-+-+-+---+ 772 * |7:6|5|4|3|2:0| 773 * +---+-+-+-+---+ 774 * | | | | | 775 * | | | | +-- Type of dispatch:to method, handler, notify, or none 776 * | | | +----- Interrupt type: edge or level triggered 777 * | | +------- Is a Wake GPE 778 * | +--------- Is GPE masked by the software GPE masking mechanism 779 * +------------ <Reserved> 780 */ 781 #define ACPI_GPE_DISPATCH_NONE (u8) 0x00 782 #define ACPI_GPE_DISPATCH_METHOD (u8) 0x01 783 #define ACPI_GPE_DISPATCH_HANDLER (u8) 0x02 784 #define ACPI_GPE_DISPATCH_NOTIFY (u8) 0x03 785 #define ACPI_GPE_DISPATCH_RAW_HANDLER (u8) 0x04 786 #define ACPI_GPE_DISPATCH_MASK (u8) 0x07 787 #define ACPI_GPE_DISPATCH_TYPE(flags) ((u8) ((flags) & ACPI_GPE_DISPATCH_MASK)) 788 789 #define ACPI_GPE_LEVEL_TRIGGERED (u8) 0x08 790 #define ACPI_GPE_EDGE_TRIGGERED (u8) 0x00 791 #define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x08 792 793 #define ACPI_GPE_CAN_WAKE (u8) 0x10 794 795 /* 796 * Flags for GPE and Lock interfaces 797 */ 798 #define ACPI_NOT_ISR 0x1 799 #define ACPI_ISR 0x0 800 801 /* Notify types */ 802 803 #define ACPI_SYSTEM_NOTIFY 0x1 804 #define ACPI_DEVICE_NOTIFY 0x2 805 #define ACPI_ALL_NOTIFY (ACPI_SYSTEM_NOTIFY | ACPI_DEVICE_NOTIFY) 806 #define ACPI_MAX_NOTIFY_HANDLER_TYPE 0x3 807 #define ACPI_NUM_NOTIFY_TYPES 2 808 809 #define ACPI_MAX_SYS_NOTIFY 0x7F 810 #define ACPI_MAX_DEVICE_SPECIFIC_NOTIFY 0xBF 811 812 #define ACPI_SYSTEM_HANDLER_LIST 0 /* Used as index, must be SYSTEM_NOTIFY -1 */ 813 #define ACPI_DEVICE_HANDLER_LIST 1 /* Used as index, must be DEVICE_NOTIFY -1 */ 814 815 /* Address Space (Operation Region) Types */ 816 817 typedef u8 acpi_adr_space_type; 818 819 #define ACPI_ADR_SPACE_SYSTEM_MEMORY (acpi_adr_space_type) 0 820 #define ACPI_ADR_SPACE_SYSTEM_IO (acpi_adr_space_type) 1 821 #define ACPI_ADR_SPACE_PCI_CONFIG (acpi_adr_space_type) 2 822 #define ACPI_ADR_SPACE_EC (acpi_adr_space_type) 3 823 #define ACPI_ADR_SPACE_SMBUS (acpi_adr_space_type) 4 824 #define ACPI_ADR_SPACE_CMOS (acpi_adr_space_type) 5 825 #define ACPI_ADR_SPACE_PCI_BAR_TARGET (acpi_adr_space_type) 6 826 #define ACPI_ADR_SPACE_IPMI (acpi_adr_space_type) 7 827 #define ACPI_ADR_SPACE_GPIO (acpi_adr_space_type) 8 828 #define ACPI_ADR_SPACE_GSBUS (acpi_adr_space_type) 9 829 #define ACPI_ADR_SPACE_PLATFORM_COMM (acpi_adr_space_type) 10 830 831 #define ACPI_NUM_PREDEFINED_REGIONS 11 832 833 /* 834 * Special Address Spaces 835 * 836 * Note: A Data Table region is a special type of operation region 837 * that has its own AML opcode. However, internally, the AML 838 * interpreter simply creates an operation region with an an address 839 * space type of ACPI_ADR_SPACE_DATA_TABLE. 840 */ 841 #define ACPI_ADR_SPACE_DATA_TABLE (acpi_adr_space_type) 0x7E /* Internal to ACPICA only */ 842 #define ACPI_ADR_SPACE_FIXED_HARDWARE (acpi_adr_space_type) 0x7F 843 844 /* Values for _REG connection code */ 845 846 #define ACPI_REG_DISCONNECT 0 847 #define ACPI_REG_CONNECT 1 848 849 /* 850 * bit_register IDs 851 * 852 * These values are intended to be used by the hardware interfaces 853 * and are mapped to individual bitfields defined within the ACPI 854 * registers. See the acpi_gbl_bit_register_info global table in utglobal.c 855 * for this mapping. 856 */ 857 858 /* PM1 Status register */ 859 860 #define ACPI_BITREG_TIMER_STATUS 0x00 861 #define ACPI_BITREG_BUS_MASTER_STATUS 0x01 862 #define ACPI_BITREG_GLOBAL_LOCK_STATUS 0x02 863 #define ACPI_BITREG_POWER_BUTTON_STATUS 0x03 864 #define ACPI_BITREG_SLEEP_BUTTON_STATUS 0x04 865 #define ACPI_BITREG_RT_CLOCK_STATUS 0x05 866 #define ACPI_BITREG_WAKE_STATUS 0x06 867 #define ACPI_BITREG_PCIEXP_WAKE_STATUS 0x07 868 869 /* PM1 Enable register */ 870 871 #define ACPI_BITREG_TIMER_ENABLE 0x08 872 #define ACPI_BITREG_GLOBAL_LOCK_ENABLE 0x09 873 #define ACPI_BITREG_POWER_BUTTON_ENABLE 0x0A 874 #define ACPI_BITREG_SLEEP_BUTTON_ENABLE 0x0B 875 #define ACPI_BITREG_RT_CLOCK_ENABLE 0x0C 876 #define ACPI_BITREG_PCIEXP_WAKE_DISABLE 0x0D 877 878 /* PM1 Control register */ 879 880 #define ACPI_BITREG_SCI_ENABLE 0x0E 881 #define ACPI_BITREG_BUS_MASTER_RLD 0x0F 882 #define ACPI_BITREG_GLOBAL_LOCK_RELEASE 0x10 883 #define ACPI_BITREG_SLEEP_TYPE 0x11 884 #define ACPI_BITREG_SLEEP_ENABLE 0x12 885 886 /* PM2 Control register */ 887 888 #define ACPI_BITREG_ARB_DISABLE 0x13 889 890 #define ACPI_BITREG_MAX 0x13 891 #define ACPI_NUM_BITREG ACPI_BITREG_MAX + 1 892 893 /* Status register values. A 1 clears a status bit. 0 = no effect */ 894 895 #define ACPI_CLEAR_STATUS 1 896 897 /* Enable and Control register values */ 898 899 #define ACPI_ENABLE_EVENT 1 900 #define ACPI_DISABLE_EVENT 0 901 902 /* Sleep function dispatch */ 903 904 typedef acpi_status (*acpi_sleep_function) (u8 sleep_state); 905 906 struct acpi_sleep_functions { 907 acpi_sleep_function legacy_function; 908 acpi_sleep_function extended_function; 909 }; 910 911 /* 912 * External ACPI object definition 913 */ 914 915 /* 916 * Note: Type == ACPI_TYPE_ANY (0) is used to indicate a NULL package 917 * element or an unresolved named reference. 918 */ 919 union acpi_object { 920 acpi_object_type type; /* See definition of acpi_ns_type for values */ 921 struct { 922 acpi_object_type type; /* ACPI_TYPE_INTEGER */ 923 u64 value; /* The actual number */ 924 } integer; 925 926 struct { 927 acpi_object_type type; /* ACPI_TYPE_STRING */ 928 u32 length; /* # of bytes in string, excluding trailing null */ 929 char *pointer; /* points to the string value */ 930 } string; 931 932 struct { 933 acpi_object_type type; /* ACPI_TYPE_BUFFER */ 934 u32 length; /* # of bytes in buffer */ 935 u8 *pointer; /* points to the buffer */ 936 } buffer; 937 938 struct { 939 acpi_object_type type; /* ACPI_TYPE_PACKAGE */ 940 u32 count; /* # of elements in package */ 941 union acpi_object *elements; /* Pointer to an array of ACPI_OBJECTs */ 942 } package; 943 944 struct { 945 acpi_object_type type; /* ACPI_TYPE_LOCAL_REFERENCE */ 946 acpi_object_type actual_type; /* Type associated with the Handle */ 947 acpi_handle handle; /* object reference */ 948 } reference; 949 950 struct { 951 acpi_object_type type; /* ACPI_TYPE_PROCESSOR */ 952 u32 proc_id; 953 acpi_io_address pblk_address; 954 u32 pblk_length; 955 } processor; 956 957 struct { 958 acpi_object_type type; /* ACPI_TYPE_POWER */ 959 u32 system_level; 960 u32 resource_order; 961 } power_resource; 962 }; 963 964 /* 965 * List of objects, used as a parameter list for control method evaluation 966 */ 967 struct acpi_object_list { 968 u32 count; 969 union acpi_object *pointer; 970 }; 971 972 /* 973 * Miscellaneous common Data Structures used by the interfaces 974 */ 975 #define ACPI_NO_BUFFER 0 976 977 #ifdef ACPI_NO_MEM_ALLOCATIONS 978 979 #define ACPI_ALLOCATE_BUFFER (acpi_size) (0) 980 #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (0) 981 982 #else /* ACPI_NO_MEM_ALLOCATIONS */ 983 984 #define ACPI_ALLOCATE_BUFFER (acpi_size) (-1) /* Let ACPICA allocate buffer */ 985 #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (-2) /* For internal use only (enables tracking) */ 986 987 #endif /* ACPI_NO_MEM_ALLOCATIONS */ 988 989 struct acpi_buffer { 990 acpi_size length; /* Length in bytes of the buffer */ 991 void *pointer; /* pointer to buffer */ 992 }; 993 994 /* 995 * name_type for acpi_get_name 996 */ 997 #define ACPI_FULL_PATHNAME 0 998 #define ACPI_SINGLE_NAME 1 999 #define ACPI_FULL_PATHNAME_NO_TRAILING 2 1000 #define ACPI_NAME_TYPE_MAX 2 1001 1002 /* 1003 * Predefined Namespace items 1004 */ 1005 struct acpi_predefined_names { 1006 const char *name; 1007 u8 type; 1008 char *val; 1009 }; 1010 1011 /* 1012 * Structure and flags for acpi_get_system_info 1013 */ 1014 #define ACPI_SYS_MODE_UNKNOWN 0x0000 1015 #define ACPI_SYS_MODE_ACPI 0x0001 1016 #define ACPI_SYS_MODE_LEGACY 0x0002 1017 #define ACPI_SYS_MODES_MASK 0x0003 1018 1019 /* 1020 * System info returned by acpi_get_system_info() 1021 */ 1022 struct acpi_system_info { 1023 u32 acpi_ca_version; 1024 u32 flags; 1025 u32 timer_resolution; 1026 u32 reserved1; 1027 u32 reserved2; 1028 u32 debug_level; 1029 u32 debug_layer; 1030 }; 1031 1032 /* 1033 * System statistics returned by acpi_get_statistics() 1034 */ 1035 struct acpi_statistics { 1036 u32 sci_count; 1037 u32 gpe_count; 1038 u32 fixed_event_count[ACPI_NUM_FIXED_EVENTS]; 1039 u32 method_count; 1040 }; 1041 1042 /* 1043 * Types specific to the OS service interfaces 1044 */ 1045 typedef u32 1046 (ACPI_SYSTEM_XFACE * acpi_osd_handler) (void *context); 1047 1048 typedef void 1049 (ACPI_SYSTEM_XFACE * acpi_osd_exec_callback) (void *context); 1050 1051 /* 1052 * Various handlers and callback procedures 1053 */ 1054 typedef 1055 u32 (*acpi_sci_handler) (void *context); 1056 1057 typedef 1058 void (*acpi_gbl_event_handler) (u32 event_type, 1059 acpi_handle device, 1060 u32 event_number, void *context); 1061 1062 #define ACPI_EVENT_TYPE_GPE 0 1063 #define ACPI_EVENT_TYPE_FIXED 1 1064 1065 typedef 1066 u32(*acpi_event_handler) (void *context); 1067 1068 typedef 1069 u32 (*acpi_gpe_handler) (acpi_handle gpe_device, u32 gpe_number, void *context); 1070 1071 typedef 1072 void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context); 1073 1074 typedef 1075 void (*acpi_object_handler) (acpi_handle object, void *data); 1076 1077 typedef 1078 acpi_status (*acpi_init_handler) (acpi_handle object, u32 function); 1079 1080 #define ACPI_INIT_DEVICE_INI 1 1081 1082 typedef 1083 acpi_status (*acpi_exception_handler) (acpi_status aml_status, 1084 acpi_name name, 1085 u16 opcode, 1086 u32 aml_offset, void *context); 1087 1088 /* Table Event handler (Load, load_table, etc.) and types */ 1089 1090 typedef 1091 acpi_status (*acpi_table_handler) (u32 event, void *table, void *context); 1092 1093 /* Table Event Types */ 1094 1095 #define ACPI_TABLE_EVENT_LOAD 0x0 1096 #define ACPI_TABLE_EVENT_UNLOAD 0x1 1097 #define ACPI_TABLE_EVENT_INSTALL 0x2 1098 #define ACPI_TABLE_EVENT_UNINSTALL 0x3 1099 #define ACPI_NUM_TABLE_EVENTS 4 1100 1101 /* Address Spaces (For Operation Regions) */ 1102 1103 typedef 1104 acpi_status (*acpi_adr_space_handler) (u32 function, 1105 acpi_physical_address address, 1106 u32 bit_width, 1107 u64 *value, 1108 void *handler_context, 1109 void *region_context); 1110 1111 #define ACPI_DEFAULT_HANDLER NULL 1112 1113 /* Special Context data for generic_serial_bus/general_purpose_io (ACPI 5.0) */ 1114 1115 struct acpi_connection_info { 1116 u8 *connection; 1117 u16 length; 1118 u8 access_length; 1119 }; 1120 1121 typedef 1122 acpi_status (*acpi_adr_space_setup) (acpi_handle region_handle, 1123 u32 function, 1124 void *handler_context, 1125 void **region_context); 1126 1127 #define ACPI_REGION_ACTIVATE 0 1128 #define ACPI_REGION_DEACTIVATE 1 1129 1130 typedef 1131 acpi_status (*acpi_walk_callback) (acpi_handle object, 1132 u32 nesting_level, 1133 void *context, void **return_value); 1134 1135 typedef 1136 u32 (*acpi_interface_handler) (acpi_string interface_name, u32 supported); 1137 1138 /* Interrupt handler return values */ 1139 1140 #define ACPI_INTERRUPT_NOT_HANDLED 0x00 1141 #define ACPI_INTERRUPT_HANDLED 0x01 1142 1143 /* GPE handler return values */ 1144 1145 #define ACPI_REENABLE_GPE 0x80 1146 1147 /* Length of 32-bit EISAID values when converted back to a string */ 1148 1149 #define ACPI_EISAID_STRING_SIZE 8 /* Includes null terminator */ 1150 1151 /* Length of UUID (string) values */ 1152 1153 #define ACPI_UUID_LENGTH 16 1154 1155 /* Length of 3-byte PCI class code values when converted back to a string */ 1156 1157 #define ACPI_PCICLS_STRING_SIZE 7 /* Includes null terminator */ 1158 1159 /* Structures used for device/processor HID, UID, CID */ 1160 1161 struct acpi_pnp_device_id { 1162 u32 length; /* Length of string + null */ 1163 char *string; 1164 }; 1165 1166 struct acpi_pnp_device_id_list { 1167 u32 count; /* Number of IDs in Ids array */ 1168 u32 list_size; /* Size of list, including ID strings */ 1169 struct acpi_pnp_device_id ids[1]; /* ID array */ 1170 }; 1171 1172 /* 1173 * Structure returned from acpi_get_object_info. 1174 * Optimized for both 32-bit and 64-bit builds. 1175 */ 1176 struct acpi_device_info { 1177 u32 info_size; /* Size of info, including ID strings */ 1178 u32 name; /* ACPI object Name */ 1179 acpi_object_type type; /* ACPI object Type */ 1180 u8 param_count; /* If a method, required parameter count */ 1181 u16 valid; /* Indicates which optional fields are valid */ 1182 u8 flags; /* Miscellaneous info */ 1183 u8 highest_dstates[4]; /* _sx_d values: 0xFF indicates not valid */ 1184 u8 lowest_dstates[5]; /* _sx_w values: 0xFF indicates not valid */ 1185 u32 current_status; /* _STA value */ 1186 u64 address; /* _ADR value */ 1187 struct acpi_pnp_device_id hardware_id; /* _HID value */ 1188 struct acpi_pnp_device_id unique_id; /* _UID value */ 1189 struct acpi_pnp_device_id class_code; /* _CLS value */ 1190 struct acpi_pnp_device_id_list compatible_id_list; /* _CID list <must be last> */ 1191 }; 1192 1193 /* Values for Flags field above (acpi_get_object_info) */ 1194 1195 #define ACPI_PCI_ROOT_BRIDGE 0x01 1196 1197 /* Flags for Valid field above (acpi_get_object_info) */ 1198 1199 #define ACPI_VALID_STA 0x0001 1200 #define ACPI_VALID_ADR 0x0002 1201 #define ACPI_VALID_HID 0x0004 1202 #define ACPI_VALID_UID 0x0008 1203 #define ACPI_VALID_CID 0x0020 1204 #define ACPI_VALID_CLS 0x0040 1205 #define ACPI_VALID_SXDS 0x0100 1206 #define ACPI_VALID_SXWS 0x0200 1207 1208 /* Flags for _STA method */ 1209 1210 #define ACPI_STA_DEVICE_PRESENT 0x01 1211 #define ACPI_STA_DEVICE_ENABLED 0x02 1212 #define ACPI_STA_DEVICE_UI 0x04 1213 #define ACPI_STA_DEVICE_FUNCTIONING 0x08 1214 #define ACPI_STA_DEVICE_OK 0x08 /* Synonym */ 1215 #define ACPI_STA_BATTERY_PRESENT 0x10 1216 1217 /* Context structs for address space handlers */ 1218 1219 struct acpi_pci_id { 1220 u16 segment; 1221 u16 bus; 1222 u16 device; 1223 u16 function; 1224 }; 1225 1226 struct acpi_mem_space_context { 1227 u32 length; 1228 acpi_physical_address address; 1229 acpi_physical_address mapped_physical_address; 1230 u8 *mapped_logical_address; 1231 acpi_size mapped_length; 1232 }; 1233 1234 /* 1235 * struct acpi_memory_list is used only if the ACPICA local cache is enabled 1236 */ 1237 struct acpi_memory_list { 1238 const char *list_name; 1239 void *list_head; 1240 u16 object_size; 1241 u16 max_depth; 1242 u16 current_depth; 1243 1244 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 1245 1246 /* Statistics for debug memory tracking only */ 1247 1248 u32 total_allocated; 1249 u32 total_freed; 1250 u32 max_occupied; 1251 u32 total_size; 1252 u32 current_total_size; 1253 u32 requests; 1254 u32 hits; 1255 #endif 1256 }; 1257 1258 /* Definitions of trace event types */ 1259 1260 typedef enum { 1261 ACPI_TRACE_AML_METHOD, 1262 ACPI_TRACE_AML_OPCODE, 1263 ACPI_TRACE_AML_REGION 1264 } acpi_trace_event_type; 1265 1266 /* Definitions of _OSI support */ 1267 1268 #define ACPI_VENDOR_STRINGS 0x01 1269 #define ACPI_FEATURE_STRINGS 0x02 1270 #define ACPI_ENABLE_INTERFACES 0x00 1271 #define ACPI_DISABLE_INTERFACES 0x04 1272 1273 #define ACPI_DISABLE_ALL_VENDOR_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_VENDOR_STRINGS) 1274 #define ACPI_DISABLE_ALL_FEATURE_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_FEATURE_STRINGS) 1275 #define ACPI_DISABLE_ALL_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_VENDOR_STRINGS | ACPI_FEATURE_STRINGS) 1276 #define ACPI_ENABLE_ALL_VENDOR_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_VENDOR_STRINGS) 1277 #define ACPI_ENABLE_ALL_FEATURE_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_FEATURE_STRINGS) 1278 #define ACPI_ENABLE_ALL_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_VENDOR_STRINGS | ACPI_FEATURE_STRINGS) 1279 1280 #define ACPI_OSI_WIN_2000 0x01 1281 #define ACPI_OSI_WIN_XP 0x02 1282 #define ACPI_OSI_WIN_XP_SP1 0x03 1283 #define ACPI_OSI_WINSRV_2003 0x04 1284 #define ACPI_OSI_WIN_XP_SP2 0x05 1285 #define ACPI_OSI_WINSRV_2003_SP1 0x06 1286 #define ACPI_OSI_WIN_VISTA 0x07 1287 #define ACPI_OSI_WINSRV_2008 0x08 1288 #define ACPI_OSI_WIN_VISTA_SP1 0x09 1289 #define ACPI_OSI_WIN_VISTA_SP2 0x0A 1290 #define ACPI_OSI_WIN_7 0x0B 1291 #define ACPI_OSI_WIN_8 0x0C 1292 #define ACPI_OSI_WIN_10 0x0D 1293 1294 /* Definitions of getopt */ 1295 1296 #define ACPI_OPT_END -1 1297 1298 #endif /* __ACTYPES_H__ */ 1299