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 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 flag 173 * to indicate that special precautions must be taken to avoid alignment faults. 174 * (IA64 or ia64 is currently used by existing compilers to indicate IPF.) 175 * 176 * Note: EM64T and other X86-64 processors support misaligned transfers, 177 * so there is no need to define this flag. 178 */ 179 #if defined (__IA64__) || defined (__ia64__) 180 #define ACPI_MISALIGNMENT_NOT_SUPPORTED 181 #endif 182 183 /******************************************************************************* 184 * 185 * Types specific to 32-bit targets 186 * 187 ******************************************************************************/ 188 189 #elif ACPI_MACHINE_WIDTH == 32 190 191 #ifndef ACPI_USE_SYSTEM_INTTYPES 192 193 typedef unsigned int u32; 194 typedef int s32; 195 196 #endif /* ACPI_USE_SYSTEM_INTTYPES */ 197 198 typedef s32 acpi_native_int; 199 200 typedef u32 acpi_size; 201 202 #ifdef ACPI_32BIT_PHYSICAL_ADDRESS 203 204 /* 205 * OSPMs can define this to shrink the size of the structures for 32-bit 206 * none PAE environment. ASL compiler may always define this to generate 207 * 32-bit OSPM compliant tables. 208 */ 209 typedef u32 acpi_io_address; 210 typedef u32 acpi_physical_address; 211 212 #else /* ACPI_32BIT_PHYSICAL_ADDRESS */ 213 214 /* 215 * It is reported that, after some calculations, the physical addresses can 216 * wrap over the 32-bit boundary on 32-bit PAE environment. 217 * https://bugzilla.kernel.org/show_bug.cgi?id=87971 218 */ 219 typedef u64 acpi_io_address; 220 typedef u64 acpi_physical_address; 221 222 #endif /* ACPI_32BIT_PHYSICAL_ADDRESS */ 223 224 #define ACPI_MAX_PTR ACPI_UINT32_MAX 225 #define ACPI_SIZE_MAX ACPI_UINT32_MAX 226 227 #else 228 229 /* ACPI_MACHINE_WIDTH must be either 64 or 32 */ 230 231 #error unknown ACPI_MACHINE_WIDTH 232 #endif 233 234 /******************************************************************************* 235 * 236 * OS-dependent types 237 * 238 * If the defaults below are not appropriate for the host system, they can 239 * be defined in the OS-specific header, and this will take precedence. 240 * 241 ******************************************************************************/ 242 243 /* Flags for acpi_os_acquire_lock/acpi_os_release_lock */ 244 245 #ifndef acpi_cpu_flags 246 #define acpi_cpu_flags acpi_size 247 #endif 248 249 /* Object returned from acpi_os_create_cache */ 250 251 #ifndef acpi_cache_t 252 #ifdef ACPI_USE_LOCAL_CACHE 253 #define acpi_cache_t struct acpi_memory_list 254 #else 255 #define acpi_cache_t void * 256 #endif 257 #endif 258 259 /* 260 * Synchronization objects - Mutexes, Semaphores, and spin_locks 261 */ 262 #if (ACPI_MUTEX_TYPE == ACPI_BINARY_SEMAPHORE) 263 /* 264 * These macros are used if the host OS does not support a mutex object. 265 * Map the OSL Mutex interfaces to binary semaphores. 266 */ 267 #define acpi_mutex acpi_semaphore 268 #define acpi_os_create_mutex(out_handle) acpi_os_create_semaphore (1, 1, out_handle) 269 #define acpi_os_delete_mutex(handle) (void) acpi_os_delete_semaphore (handle) 270 #define acpi_os_acquire_mutex(handle,time) acpi_os_wait_semaphore (handle, 1, time) 271 #define acpi_os_release_mutex(handle) (void) acpi_os_signal_semaphore (handle, 1) 272 #endif 273 274 /* Configurable types for synchronization objects */ 275 276 #ifndef acpi_spinlock 277 #define acpi_spinlock void * 278 #endif 279 280 #ifndef acpi_semaphore 281 #define acpi_semaphore void * 282 #endif 283 284 #ifndef acpi_mutex 285 #define acpi_mutex void * 286 #endif 287 288 /******************************************************************************* 289 * 290 * Compiler-dependent types 291 * 292 * If the defaults below are not appropriate for the host compiler, they can 293 * be defined in the compiler-specific header, and this will take precedence. 294 * 295 ******************************************************************************/ 296 297 /* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */ 298 299 #ifndef acpi_uintptr_t 300 #define acpi_uintptr_t void * 301 #endif 302 303 /* 304 * ACPI_PRINTF_LIKE is used to tag functions as "printf-like" because 305 * some compilers can catch printf format string problems 306 */ 307 #ifndef ACPI_PRINTF_LIKE 308 #define ACPI_PRINTF_LIKE(c) 309 #endif 310 311 /* 312 * Some compilers complain about unused variables. Sometimes we don't want to 313 * use all the variables (for example, _acpi_module_name). This allows us 314 * to tell the compiler in a per-variable manner that a variable 315 * is unused 316 */ 317 #ifndef ACPI_UNUSED_VAR 318 #define ACPI_UNUSED_VAR 319 #endif 320 321 /* 322 * All ACPICA external functions that are available to the rest of the kernel 323 * are tagged with thes macros which can be defined as appropriate for the host. 324 * 325 * Notes: 326 * ACPI_EXPORT_SYMBOL_INIT is used for initialization and termination 327 * interfaces that may need special processing. 328 * ACPI_EXPORT_SYMBOL is used for all other public external functions. 329 */ 330 #ifndef ACPI_EXPORT_SYMBOL_INIT 331 #define ACPI_EXPORT_SYMBOL_INIT(symbol) 332 #endif 333 334 #ifndef ACPI_EXPORT_SYMBOL 335 #define ACPI_EXPORT_SYMBOL(symbol) 336 #endif 337 338 /* 339 * Compiler/Clibrary-dependent debug initialization. Used for ACPICA 340 * utilities only. 341 */ 342 #ifndef ACPI_DEBUG_INITIALIZE 343 #define ACPI_DEBUG_INITIALIZE() 344 #endif 345 346 /******************************************************************************* 347 * 348 * Configuration 349 * 350 ******************************************************************************/ 351 352 #ifdef ACPI_NO_MEM_ALLOCATIONS 353 354 #define ACPI_ALLOCATE(a) NULL 355 #define ACPI_ALLOCATE_ZEROED(a) NULL 356 #define ACPI_FREE(a) 357 #define ACPI_MEM_TRACKING(a) 358 359 #else /* ACPI_NO_MEM_ALLOCATIONS */ 360 361 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 362 /* 363 * Memory allocation tracking (used by acpi_exec to detect memory leaks) 364 */ 365 #define ACPI_MEM_PARAMETERS _COMPONENT, _acpi_module_name, __LINE__ 366 #define ACPI_ALLOCATE(a) acpi_ut_allocate_and_track ((acpi_size) (a), ACPI_MEM_PARAMETERS) 367 #define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed_and_track ((acpi_size) (a), ACPI_MEM_PARAMETERS) 368 #define ACPI_FREE(a) acpi_ut_free_and_track (a, ACPI_MEM_PARAMETERS) 369 #define ACPI_MEM_TRACKING(a) a 370 371 #else 372 /* 373 * Normal memory allocation directly via the OS services layer 374 */ 375 #define ACPI_ALLOCATE(a) acpi_os_allocate ((acpi_size) (a)) 376 #define ACPI_ALLOCATE_ZEROED(a) acpi_os_allocate_zeroed ((acpi_size) (a)) 377 #define ACPI_FREE(a) acpi_os_free (a) 378 #define ACPI_MEM_TRACKING(a) 379 380 #endif /* ACPI_DBG_TRACK_ALLOCATIONS */ 381 382 #endif /* ACPI_NO_MEM_ALLOCATIONS */ 383 384 /****************************************************************************** 385 * 386 * ACPI Specification constants (Do not change unless the specification changes) 387 * 388 *****************************************************************************/ 389 390 /* Number of distinct FADT-based GPE register blocks (GPE0 and GPE1) */ 391 392 #define ACPI_MAX_GPE_BLOCKS 2 393 394 /* Default ACPI register widths */ 395 396 #define ACPI_GPE_REGISTER_WIDTH 8 397 #define ACPI_PM1_REGISTER_WIDTH 16 398 #define ACPI_PM2_REGISTER_WIDTH 8 399 #define ACPI_PM_TIMER_WIDTH 32 400 #define ACPI_RESET_REGISTER_WIDTH 8 401 402 /* Names within the namespace are 4 bytes long */ 403 404 #define ACPI_NAME_SIZE 4 405 #define ACPI_PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 char for separator */ 406 #define ACPI_PATH_SEPARATOR '.' 407 408 /* Sizes for ACPI table headers */ 409 410 #define ACPI_OEM_ID_SIZE 6 411 #define ACPI_OEM_TABLE_ID_SIZE 8 412 413 /* ACPI/PNP hardware IDs */ 414 415 #define PCI_ROOT_HID_STRING "PNP0A03" 416 #define PCI_EXPRESS_ROOT_HID_STRING "PNP0A08" 417 418 /* PM Timer ticks per second (HZ) */ 419 420 #define ACPI_PM_TIMER_FREQUENCY 3579545 421 422 /******************************************************************************* 423 * 424 * Independent types 425 * 426 ******************************************************************************/ 427 428 /* Logical defines and NULL */ 429 430 #ifdef FALSE 431 #undef FALSE 432 #endif 433 #define FALSE (1 == 0) 434 435 #ifdef TRUE 436 #undef TRUE 437 #endif 438 #define TRUE (1 == 1) 439 440 #ifndef NULL 441 #define NULL (void *) 0 442 #endif 443 444 /* 445 * Miscellaneous types 446 */ 447 typedef u32 acpi_status; /* All ACPI Exceptions */ 448 typedef u32 acpi_name; /* 4-byte ACPI name */ 449 typedef char *acpi_string; /* Null terminated ASCII string */ 450 typedef void *acpi_handle; /* Actually a ptr to a NS Node */ 451 452 /* Time constants for timer calculations */ 453 454 #define ACPI_MSEC_PER_SEC 1000L 455 456 #define ACPI_USEC_PER_MSEC 1000L 457 #define ACPI_USEC_PER_SEC 1000000L 458 459 #define ACPI_100NSEC_PER_USEC 10L 460 #define ACPI_100NSEC_PER_MSEC 10000L 461 #define ACPI_100NSEC_PER_SEC 10000000L 462 463 #define ACPI_NSEC_PER_USEC 1000L 464 #define ACPI_NSEC_PER_MSEC 1000000L 465 #define ACPI_NSEC_PER_SEC 1000000000L 466 467 /* Owner IDs are used to track namespace nodes for selective deletion */ 468 469 typedef u8 acpi_owner_id; 470 #define ACPI_OWNER_ID_MAX 0xFF 471 472 #define ACPI_INTEGER_BIT_SIZE 64 473 #define ACPI_MAX_DECIMAL_DIGITS 20 /* 2^64 = 18,446,744,073,709,551,616 */ 474 #define ACPI_MAX64_DECIMAL_DIGITS 20 475 #define ACPI_MAX32_DECIMAL_DIGITS 10 476 #define ACPI_MAX16_DECIMAL_DIGITS 5 477 #define ACPI_MAX8_DECIMAL_DIGITS 3 478 479 /* 480 * Constants with special meanings 481 */ 482 #define ACPI_ROOT_OBJECT ACPI_ADD_PTR (acpi_handle, NULL, ACPI_MAX_PTR) 483 #define ACPI_WAIT_FOREVER 0xFFFF /* u16, as per ACPI spec */ 484 #define ACPI_DO_NOT_WAIT 0 485 486 /* 487 * Obsolete: Acpi integer width. In ACPI version 1 (1996), integers are 32 bits. 488 * In ACPI version 2 (2000) and later, integers are 64 bits. Note that this 489 * pertains to the ACPI integer type only, not to other integers used in the 490 * implementation of the ACPICA subsystem. 491 * 492 * 01/2010: This type is obsolete and has been removed from the entire ACPICA 493 * code base. It remains here for compatibility with device drivers that use 494 * the type. However, it will be removed in the future. 495 */ 496 typedef u64 acpi_integer; 497 #define ACPI_INTEGER_MAX ACPI_UINT64_MAX 498 499 /******************************************************************************* 500 * 501 * Commonly used macros 502 * 503 ******************************************************************************/ 504 505 /* Data manipulation */ 506 507 #define ACPI_LOBYTE(integer) ((u8) (u16)(integer)) 508 #define ACPI_HIBYTE(integer) ((u8) (((u16)(integer)) >> 8)) 509 #define ACPI_LOWORD(integer) ((u16) (u32)(integer)) 510 #define ACPI_HIWORD(integer) ((u16)(((u32)(integer)) >> 16)) 511 #define ACPI_LODWORD(integer64) ((u32) (u64)(integer64)) 512 #define ACPI_HIDWORD(integer64) ((u32)(((u64)(integer64)) >> 32)) 513 514 #define ACPI_SET_BIT(target,bit) ((target) |= (bit)) 515 #define ACPI_CLEAR_BIT(target,bit) ((target) &= ~(bit)) 516 #define ACPI_MIN(a,b) (((a)<(b))?(a):(b)) 517 #define ACPI_MAX(a,b) (((a)>(b))?(a):(b)) 518 519 /* Size calculation */ 520 521 #define ACPI_ARRAY_LENGTH(x) (sizeof(x) / sizeof((x)[0])) 522 523 /* Pointer manipulation */ 524 525 #define ACPI_CAST_PTR(t, p) ((t *) (acpi_uintptr_t) (p)) 526 #define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (acpi_uintptr_t) (p)) 527 #define ACPI_ADD_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) + (acpi_size)(b))) 528 #define ACPI_SUB_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) - (acpi_size)(b))) 529 #define ACPI_PTR_DIFF(a, b) (acpi_size) (ACPI_CAST_PTR (u8, (a)) - ACPI_CAST_PTR (u8, (b))) 530 531 /* Pointer/Integer type conversions */ 532 533 #define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void, (void *) NULL,(acpi_size) i) 534 #define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p, (void *) NULL) 535 #define ACPI_OFFSET(d, f) ACPI_PTR_DIFF (&(((d *) 0)->f), (void *) NULL) 536 #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) 537 #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) 538 539 /* Optimizations for 4-character (32-bit) acpi_name manipulation */ 540 541 #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED 542 #define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b))) 543 #define ACPI_MOVE_NAME(dest,src) (*ACPI_CAST_PTR (u32, (dest)) = *ACPI_CAST_PTR (u32, (src))) 544 #else 545 #define ACPI_COMPARE_NAME(a,b) (!strncmp (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE)) 546 #define ACPI_MOVE_NAME(dest,src) (strncpy (ACPI_CAST_PTR (char, (dest)), ACPI_CAST_PTR (char, (src)), ACPI_NAME_SIZE)) 547 #endif 548 549 /* Support for the special RSDP signature (8 characters) */ 550 551 #define ACPI_VALIDATE_RSDP_SIG(a) (!strncmp (ACPI_CAST_PTR (char, (a)), ACPI_SIG_RSDP, 8)) 552 #define ACPI_MAKE_RSDP_SIG(dest) (memcpy (ACPI_CAST_PTR (char, (dest)), ACPI_SIG_RSDP, 8)) 553 554 /******************************************************************************* 555 * 556 * Miscellaneous constants 557 * 558 ******************************************************************************/ 559 560 /* 561 * Initialization sequence 562 */ 563 #define ACPI_FULL_INITIALIZATION 0x00 564 #define ACPI_NO_ADDRESS_SPACE_INIT 0x01 565 #define ACPI_NO_HARDWARE_INIT 0x02 566 #define ACPI_NO_EVENT_INIT 0x04 567 #define ACPI_NO_HANDLER_INIT 0x08 568 #define ACPI_NO_ACPI_ENABLE 0x10 569 #define ACPI_NO_DEVICE_INIT 0x20 570 #define ACPI_NO_OBJECT_INIT 0x40 571 #define ACPI_NO_FACS_INIT 0x80 572 573 /* 574 * Initialization state 575 */ 576 #define ACPI_SUBSYSTEM_INITIALIZE 0x01 577 #define ACPI_INITIALIZED_OK 0x02 578 579 /* 580 * Power state values 581 */ 582 #define ACPI_STATE_UNKNOWN (u8) 0xFF 583 584 #define ACPI_STATE_S0 (u8) 0 585 #define ACPI_STATE_S1 (u8) 1 586 #define ACPI_STATE_S2 (u8) 2 587 #define ACPI_STATE_S3 (u8) 3 588 #define ACPI_STATE_S4 (u8) 4 589 #define ACPI_STATE_S5 (u8) 5 590 #define ACPI_S_STATES_MAX ACPI_STATE_S5 591 #define ACPI_S_STATE_COUNT 6 592 593 #define ACPI_STATE_D0 (u8) 0 594 #define ACPI_STATE_D1 (u8) 1 595 #define ACPI_STATE_D2 (u8) 2 596 #define ACPI_STATE_D3_HOT (u8) 3 597 #define ACPI_STATE_D3 (u8) 4 598 #define ACPI_STATE_D3_COLD ACPI_STATE_D3 599 #define ACPI_D_STATES_MAX ACPI_STATE_D3 600 #define ACPI_D_STATE_COUNT 5 601 602 #define ACPI_STATE_C0 (u8) 0 603 #define ACPI_STATE_C1 (u8) 1 604 #define ACPI_STATE_C2 (u8) 2 605 #define ACPI_STATE_C3 (u8) 3 606 #define ACPI_C_STATES_MAX ACPI_STATE_C3 607 #define ACPI_C_STATE_COUNT 4 608 609 /* 610 * Sleep type invalid value 611 */ 612 #define ACPI_SLEEP_TYPE_MAX 0x7 613 #define ACPI_SLEEP_TYPE_INVALID 0xFF 614 615 /* 616 * Standard notify values 617 */ 618 #define ACPI_NOTIFY_BUS_CHECK (u8) 0x00 619 #define ACPI_NOTIFY_DEVICE_CHECK (u8) 0x01 620 #define ACPI_NOTIFY_DEVICE_WAKE (u8) 0x02 621 #define ACPI_NOTIFY_EJECT_REQUEST (u8) 0x03 622 #define ACPI_NOTIFY_DEVICE_CHECK_LIGHT (u8) 0x04 623 #define ACPI_NOTIFY_FREQUENCY_MISMATCH (u8) 0x05 624 #define ACPI_NOTIFY_BUS_MODE_MISMATCH (u8) 0x06 625 #define ACPI_NOTIFY_POWER_FAULT (u8) 0x07 626 #define ACPI_NOTIFY_CAPABILITIES_CHECK (u8) 0x08 627 #define ACPI_NOTIFY_DEVICE_PLD_CHECK (u8) 0x09 628 #define ACPI_NOTIFY_RESERVED (u8) 0x0A 629 #define ACPI_NOTIFY_LOCALITY_UPDATE (u8) 0x0B 630 #define ACPI_NOTIFY_SHUTDOWN_REQUEST (u8) 0x0C 631 #define ACPI_NOTIFY_AFFINITY_UPDATE (u8) 0x0D 632 633 #define ACPI_NOTIFY_MAX 0x0D 634 635 /* 636 * Types associated with ACPI names and objects. The first group of 637 * values (up to ACPI_TYPE_EXTERNAL_MAX) correspond to the definition 638 * of the ACPI object_type() operator (See the ACPI Spec). Therefore, 639 * only add to the first group if the spec changes. 640 * 641 * NOTE: Types must be kept in sync with the global acpi_ns_properties 642 * and acpi_ns_type_names arrays. 643 */ 644 typedef u32 acpi_object_type; 645 646 #define ACPI_TYPE_ANY 0x00 647 #define ACPI_TYPE_INTEGER 0x01 /* Byte/Word/Dword/Zero/One/Ones */ 648 #define ACPI_TYPE_STRING 0x02 649 #define ACPI_TYPE_BUFFER 0x03 650 #define ACPI_TYPE_PACKAGE 0x04 /* byte_const, multiple data_term/Constant/super_name */ 651 #define ACPI_TYPE_FIELD_UNIT 0x05 652 #define ACPI_TYPE_DEVICE 0x06 /* Name, multiple Node */ 653 #define ACPI_TYPE_EVENT 0x07 654 #define ACPI_TYPE_METHOD 0x08 /* Name, byte_const, multiple Code */ 655 #define ACPI_TYPE_MUTEX 0x09 656 #define ACPI_TYPE_REGION 0x0A 657 #define ACPI_TYPE_POWER 0x0B /* Name,byte_const,word_const,multi Node */ 658 #define ACPI_TYPE_PROCESSOR 0x0C /* Name,byte_const,Dword_const,byte_const,multi nm_o */ 659 #define ACPI_TYPE_THERMAL 0x0D /* Name, multiple Node */ 660 #define ACPI_TYPE_BUFFER_FIELD 0x0E 661 #define ACPI_TYPE_DDB_HANDLE 0x0F 662 #define ACPI_TYPE_DEBUG_OBJECT 0x10 663 664 #define ACPI_TYPE_EXTERNAL_MAX 0x10 665 #define ACPI_NUM_TYPES (ACPI_TYPE_EXTERNAL_MAX + 1) 666 667 /* 668 * These are object types that do not map directly to the ACPI 669 * object_type() operator. They are used for various internal purposes only. 670 * If new predefined ACPI_TYPEs are added (via the ACPI specification), these 671 * internal types must move upwards. (There is code that depends on these 672 * values being contiguous with the external types above.) 673 */ 674 #define ACPI_TYPE_LOCAL_REGION_FIELD 0x11 675 #define ACPI_TYPE_LOCAL_BANK_FIELD 0x12 676 #define ACPI_TYPE_LOCAL_INDEX_FIELD 0x13 677 #define ACPI_TYPE_LOCAL_REFERENCE 0x14 /* Arg#, Local#, Name, Debug, ref_of, Index */ 678 #define ACPI_TYPE_LOCAL_ALIAS 0x15 679 #define ACPI_TYPE_LOCAL_METHOD_ALIAS 0x16 680 #define ACPI_TYPE_LOCAL_NOTIFY 0x17 681 #define ACPI_TYPE_LOCAL_ADDRESS_HANDLER 0x18 682 #define ACPI_TYPE_LOCAL_RESOURCE 0x19 683 #define ACPI_TYPE_LOCAL_RESOURCE_FIELD 0x1A 684 #define ACPI_TYPE_LOCAL_SCOPE 0x1B /* 1 Name, multiple object_list Nodes */ 685 686 #define ACPI_TYPE_NS_NODE_MAX 0x1B /* Last typecode used within a NS Node */ 687 #define ACPI_TOTAL_TYPES (ACPI_TYPE_NS_NODE_MAX + 1) 688 689 /* 690 * These are special object types that never appear in 691 * a Namespace node, only in an object of union acpi_operand_object 692 */ 693 #define ACPI_TYPE_LOCAL_EXTRA 0x1C 694 #define ACPI_TYPE_LOCAL_DATA 0x1D 695 696 #define ACPI_TYPE_LOCAL_MAX 0x1D 697 698 /* All types above here are invalid */ 699 700 #define ACPI_TYPE_INVALID 0x1E 701 #define ACPI_TYPE_NOT_FOUND 0xFF 702 703 #define ACPI_NUM_NS_TYPES (ACPI_TYPE_INVALID + 1) 704 705 /* 706 * All I/O 707 */ 708 #define ACPI_READ 0 709 #define ACPI_WRITE 1 710 #define ACPI_IO_MASK 1 711 712 /* 713 * Event Types: Fixed & General Purpose 714 */ 715 typedef u32 acpi_event_type; 716 717 /* 718 * Fixed events 719 */ 720 #define ACPI_EVENT_PMTIMER 0 721 #define ACPI_EVENT_GLOBAL 1 722 #define ACPI_EVENT_POWER_BUTTON 2 723 #define ACPI_EVENT_SLEEP_BUTTON 3 724 #define ACPI_EVENT_RTC 4 725 #define ACPI_EVENT_MAX 4 726 #define ACPI_NUM_FIXED_EVENTS ACPI_EVENT_MAX + 1 727 728 /* 729 * Event status - Per event 730 * ------------- 731 * The encoding of acpi_event_status is illustrated below. 732 * Note that a set bit (1) indicates the property is TRUE 733 * (e.g. if bit 0 is set then the event is enabled). 734 * +-------------+-+-+-+-+-+ 735 * | Bits 31:5 |4|3|2|1|0| 736 * +-------------+-+-+-+-+-+ 737 * | | | | | | 738 * | | | | | +- Enabled? 739 * | | | | +--- Enabled for wake? 740 * | | | +----- Status bit set? 741 * | | +------- Enable bit set? 742 * | +--------- Has a handler? 743 * +--------------- <Reserved> 744 */ 745 typedef u32 acpi_event_status; 746 747 #define ACPI_EVENT_FLAG_DISABLED (acpi_event_status) 0x00 748 #define ACPI_EVENT_FLAG_ENABLED (acpi_event_status) 0x01 749 #define ACPI_EVENT_FLAG_WAKE_ENABLED (acpi_event_status) 0x02 750 #define ACPI_EVENT_FLAG_STATUS_SET (acpi_event_status) 0x04 751 #define ACPI_EVENT_FLAG_ENABLE_SET (acpi_event_status) 0x08 752 #define ACPI_EVENT_FLAG_HAS_HANDLER (acpi_event_status) 0x10 753 #define ACPI_EVENT_FLAG_SET ACPI_EVENT_FLAG_STATUS_SET 754 755 /* Actions for acpi_set_gpe, acpi_gpe_wakeup, acpi_hw_low_set_gpe */ 756 757 #define ACPI_GPE_ENABLE 0 758 #define ACPI_GPE_DISABLE 1 759 #define ACPI_GPE_CONDITIONAL_ENABLE 2 760 761 /* 762 * GPE info flags - Per GPE 763 * +-------+-+-+---+ 764 * | 7:5 |4|3|2:0| 765 * +-------+-+-+---+ 766 * | | | | 767 * | | | +-- Type of dispatch:to method, handler, notify, or none 768 * | | +----- Interrupt type: edge or level triggered 769 * | +------- Is a Wake GPE 770 * +------------ <Reserved> 771 */ 772 #define ACPI_GPE_DISPATCH_NONE (u8) 0x00 773 #define ACPI_GPE_DISPATCH_METHOD (u8) 0x01 774 #define ACPI_GPE_DISPATCH_HANDLER (u8) 0x02 775 #define ACPI_GPE_DISPATCH_NOTIFY (u8) 0x03 776 #define ACPI_GPE_DISPATCH_RAW_HANDLER (u8) 0x04 777 #define ACPI_GPE_DISPATCH_MASK (u8) 0x07 778 #define ACPI_GPE_DISPATCH_TYPE(flags) ((u8) ((flags) & ACPI_GPE_DISPATCH_MASK)) 779 780 #define ACPI_GPE_LEVEL_TRIGGERED (u8) 0x08 781 #define ACPI_GPE_EDGE_TRIGGERED (u8) 0x00 782 #define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x08 783 784 #define ACPI_GPE_CAN_WAKE (u8) 0x10 785 786 /* 787 * Flags for GPE and Lock interfaces 788 */ 789 #define ACPI_NOT_ISR 0x1 790 #define ACPI_ISR 0x0 791 792 /* Notify types */ 793 794 #define ACPI_SYSTEM_NOTIFY 0x1 795 #define ACPI_DEVICE_NOTIFY 0x2 796 #define ACPI_ALL_NOTIFY (ACPI_SYSTEM_NOTIFY | ACPI_DEVICE_NOTIFY) 797 #define ACPI_MAX_NOTIFY_HANDLER_TYPE 0x3 798 #define ACPI_NUM_NOTIFY_TYPES 2 799 800 #define ACPI_MAX_SYS_NOTIFY 0x7F 801 #define ACPI_MAX_DEVICE_SPECIFIC_NOTIFY 0xBF 802 803 #define ACPI_SYSTEM_HANDLER_LIST 0 /* Used as index, must be SYSTEM_NOTIFY -1 */ 804 #define ACPI_DEVICE_HANDLER_LIST 1 /* Used as index, must be DEVICE_NOTIFY -1 */ 805 806 /* Address Space (Operation Region) Types */ 807 808 typedef u8 acpi_adr_space_type; 809 810 #define ACPI_ADR_SPACE_SYSTEM_MEMORY (acpi_adr_space_type) 0 811 #define ACPI_ADR_SPACE_SYSTEM_IO (acpi_adr_space_type) 1 812 #define ACPI_ADR_SPACE_PCI_CONFIG (acpi_adr_space_type) 2 813 #define ACPI_ADR_SPACE_EC (acpi_adr_space_type) 3 814 #define ACPI_ADR_SPACE_SMBUS (acpi_adr_space_type) 4 815 #define ACPI_ADR_SPACE_CMOS (acpi_adr_space_type) 5 816 #define ACPI_ADR_SPACE_PCI_BAR_TARGET (acpi_adr_space_type) 6 817 #define ACPI_ADR_SPACE_IPMI (acpi_adr_space_type) 7 818 #define ACPI_ADR_SPACE_GPIO (acpi_adr_space_type) 8 819 #define ACPI_ADR_SPACE_GSBUS (acpi_adr_space_type) 9 820 #define ACPI_ADR_SPACE_PLATFORM_COMM (acpi_adr_space_type) 10 821 822 #define ACPI_NUM_PREDEFINED_REGIONS 11 823 824 /* 825 * Special Address Spaces 826 * 827 * Note: A Data Table region is a special type of operation region 828 * that has its own AML opcode. However, internally, the AML 829 * interpreter simply creates an operation region with an an address 830 * space type of ACPI_ADR_SPACE_DATA_TABLE. 831 */ 832 #define ACPI_ADR_SPACE_DATA_TABLE (acpi_adr_space_type) 0x7E /* Internal to ACPICA only */ 833 #define ACPI_ADR_SPACE_FIXED_HARDWARE (acpi_adr_space_type) 0x7F 834 835 /* Values for _REG connection code */ 836 837 #define ACPI_REG_DISCONNECT 0 838 #define ACPI_REG_CONNECT 1 839 840 /* 841 * bit_register IDs 842 * 843 * These values are intended to be used by the hardware interfaces 844 * and are mapped to individual bitfields defined within the ACPI 845 * registers. See the acpi_gbl_bit_register_info global table in utglobal.c 846 * for this mapping. 847 */ 848 849 /* PM1 Status register */ 850 851 #define ACPI_BITREG_TIMER_STATUS 0x00 852 #define ACPI_BITREG_BUS_MASTER_STATUS 0x01 853 #define ACPI_BITREG_GLOBAL_LOCK_STATUS 0x02 854 #define ACPI_BITREG_POWER_BUTTON_STATUS 0x03 855 #define ACPI_BITREG_SLEEP_BUTTON_STATUS 0x04 856 #define ACPI_BITREG_RT_CLOCK_STATUS 0x05 857 #define ACPI_BITREG_WAKE_STATUS 0x06 858 #define ACPI_BITREG_PCIEXP_WAKE_STATUS 0x07 859 860 /* PM1 Enable register */ 861 862 #define ACPI_BITREG_TIMER_ENABLE 0x08 863 #define ACPI_BITREG_GLOBAL_LOCK_ENABLE 0x09 864 #define ACPI_BITREG_POWER_BUTTON_ENABLE 0x0A 865 #define ACPI_BITREG_SLEEP_BUTTON_ENABLE 0x0B 866 #define ACPI_BITREG_RT_CLOCK_ENABLE 0x0C 867 #define ACPI_BITREG_PCIEXP_WAKE_DISABLE 0x0D 868 869 /* PM1 Control register */ 870 871 #define ACPI_BITREG_SCI_ENABLE 0x0E 872 #define ACPI_BITREG_BUS_MASTER_RLD 0x0F 873 #define ACPI_BITREG_GLOBAL_LOCK_RELEASE 0x10 874 #define ACPI_BITREG_SLEEP_TYPE 0x11 875 #define ACPI_BITREG_SLEEP_ENABLE 0x12 876 877 /* PM2 Control register */ 878 879 #define ACPI_BITREG_ARB_DISABLE 0x13 880 881 #define ACPI_BITREG_MAX 0x13 882 #define ACPI_NUM_BITREG ACPI_BITREG_MAX + 1 883 884 /* Status register values. A 1 clears a status bit. 0 = no effect */ 885 886 #define ACPI_CLEAR_STATUS 1 887 888 /* Enable and Control register values */ 889 890 #define ACPI_ENABLE_EVENT 1 891 #define ACPI_DISABLE_EVENT 0 892 893 /* Sleep function dispatch */ 894 895 typedef acpi_status(*acpi_sleep_function) (u8 sleep_state); 896 897 struct acpi_sleep_functions { 898 acpi_sleep_function legacy_function; 899 acpi_sleep_function extended_function; 900 }; 901 902 /* 903 * External ACPI object definition 904 */ 905 906 /* 907 * Note: Type == ACPI_TYPE_ANY (0) is used to indicate a NULL package element 908 * or an unresolved named reference. 909 */ 910 union acpi_object { 911 acpi_object_type type; /* See definition of acpi_ns_type for values */ 912 struct { 913 acpi_object_type type; /* ACPI_TYPE_INTEGER */ 914 u64 value; /* The actual number */ 915 } integer; 916 917 struct { 918 acpi_object_type type; /* ACPI_TYPE_STRING */ 919 u32 length; /* # of bytes in string, excluding trailing null */ 920 char *pointer; /* points to the string value */ 921 } string; 922 923 struct { 924 acpi_object_type type; /* ACPI_TYPE_BUFFER */ 925 u32 length; /* # of bytes in buffer */ 926 u8 *pointer; /* points to the buffer */ 927 } buffer; 928 929 struct { 930 acpi_object_type type; /* ACPI_TYPE_PACKAGE */ 931 u32 count; /* # of elements in package */ 932 union acpi_object *elements; /* Pointer to an array of ACPI_OBJECTs */ 933 } package; 934 935 struct { 936 acpi_object_type type; /* ACPI_TYPE_LOCAL_REFERENCE */ 937 acpi_object_type actual_type; /* Type associated with the Handle */ 938 acpi_handle handle; /* object reference */ 939 } reference; 940 941 struct { 942 acpi_object_type type; /* ACPI_TYPE_PROCESSOR */ 943 u32 proc_id; 944 acpi_io_address pblk_address; 945 u32 pblk_length; 946 } processor; 947 948 struct { 949 acpi_object_type type; /* ACPI_TYPE_POWER */ 950 u32 system_level; 951 u32 resource_order; 952 } power_resource; 953 }; 954 955 /* 956 * List of objects, used as a parameter list for control method evaluation 957 */ 958 struct acpi_object_list { 959 u32 count; 960 union acpi_object *pointer; 961 }; 962 963 /* 964 * Miscellaneous common Data Structures used by the interfaces 965 */ 966 #define ACPI_NO_BUFFER 0 967 968 #ifdef ACPI_NO_MEM_ALLOCATIONS 969 970 #define ACPI_ALLOCATE_BUFFER (acpi_size) (0) 971 #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (0) 972 973 #else /* ACPI_NO_MEM_ALLOCATIONS */ 974 975 #define ACPI_ALLOCATE_BUFFER (acpi_size) (-1) /* Let ACPICA allocate buffer */ 976 #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (-2) /* For internal use only (enables tracking) */ 977 978 #endif /* ACPI_NO_MEM_ALLOCATIONS */ 979 980 struct acpi_buffer { 981 acpi_size length; /* Length in bytes of the buffer */ 982 void *pointer; /* pointer to buffer */ 983 }; 984 985 /* 986 * name_type for acpi_get_name 987 */ 988 #define ACPI_FULL_PATHNAME 0 989 #define ACPI_SINGLE_NAME 1 990 #define ACPI_FULL_PATHNAME_NO_TRAILING 2 991 #define ACPI_NAME_TYPE_MAX 2 992 993 /* 994 * Predefined Namespace items 995 */ 996 struct acpi_predefined_names { 997 char *name; 998 u8 type; 999 char *val; 1000 }; 1001 1002 /* 1003 * Structure and flags for acpi_get_system_info 1004 */ 1005 #define ACPI_SYS_MODE_UNKNOWN 0x0000 1006 #define ACPI_SYS_MODE_ACPI 0x0001 1007 #define ACPI_SYS_MODE_LEGACY 0x0002 1008 #define ACPI_SYS_MODES_MASK 0x0003 1009 1010 /* 1011 * System info returned by acpi_get_system_info() 1012 */ 1013 struct acpi_system_info { 1014 u32 acpi_ca_version; 1015 u32 flags; 1016 u32 timer_resolution; 1017 u32 reserved1; 1018 u32 reserved2; 1019 u32 debug_level; 1020 u32 debug_layer; 1021 }; 1022 1023 /* 1024 * System statistics returned by acpi_get_statistics() 1025 */ 1026 struct acpi_statistics { 1027 u32 sci_count; 1028 u32 gpe_count; 1029 u32 fixed_event_count[ACPI_NUM_FIXED_EVENTS]; 1030 u32 method_count; 1031 }; 1032 1033 /* Table Event Types */ 1034 1035 #define ACPI_TABLE_EVENT_LOAD 0x0 1036 #define ACPI_TABLE_EVENT_UNLOAD 0x1 1037 #define ACPI_NUM_TABLE_EVENTS 2 1038 1039 /* 1040 * Types specific to the OS service interfaces 1041 */ 1042 typedef u32 1043 (ACPI_SYSTEM_XFACE * acpi_osd_handler) (void *context); 1044 1045 typedef void 1046 (ACPI_SYSTEM_XFACE * acpi_osd_exec_callback) (void *context); 1047 1048 /* 1049 * Various handlers and callback procedures 1050 */ 1051 typedef 1052 u32 (*acpi_sci_handler) (void *context); 1053 1054 typedef 1055 void (*acpi_gbl_event_handler) (u32 event_type, 1056 acpi_handle device, 1057 u32 event_number, void *context); 1058 1059 #define ACPI_EVENT_TYPE_GPE 0 1060 #define ACPI_EVENT_TYPE_FIXED 1 1061 1062 typedef 1063 u32(*acpi_event_handler) (void *context); 1064 1065 typedef 1066 u32 (*acpi_gpe_handler) (acpi_handle gpe_device, u32 gpe_number, void *context); 1067 1068 typedef 1069 void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context); 1070 1071 typedef 1072 void (*acpi_object_handler) (acpi_handle object, void *data); 1073 1074 typedef acpi_status(*acpi_init_handler) (acpi_handle object, u32 function); 1075 1076 #define ACPI_INIT_DEVICE_INI 1 1077 1078 typedef 1079 acpi_status(*acpi_exception_handler) (acpi_status aml_status, 1080 acpi_name name, 1081 u16 opcode, 1082 u32 aml_offset, void *context); 1083 1084 /* Table Event handler (Load, load_table, etc.) and types */ 1085 1086 typedef 1087 acpi_status(*acpi_table_handler) (u32 event, void *table, void *context); 1088 1089 #define ACPI_TABLE_LOAD 0x0 1090 #define ACPI_TABLE_UNLOAD 0x1 1091 #define ACPI_NUM_TABLE_EVENTS 2 1092 1093 /* Address Spaces (For Operation Regions) */ 1094 1095 typedef 1096 acpi_status(*acpi_adr_space_handler) (u32 function, 1097 acpi_physical_address address, 1098 u32 bit_width, 1099 u64 *value, 1100 void *handler_context, 1101 void *region_context); 1102 1103 #define ACPI_DEFAULT_HANDLER NULL 1104 1105 /* Special Context data for generic_serial_bus/general_purpose_io (ACPI 5.0) */ 1106 1107 struct acpi_connection_info { 1108 u8 *connection; 1109 u16 length; 1110 u8 access_length; 1111 }; 1112 1113 typedef 1114 acpi_status(*acpi_adr_space_setup) (acpi_handle region_handle, 1115 u32 function, 1116 void *handler_context, 1117 void **region_context); 1118 1119 #define ACPI_REGION_ACTIVATE 0 1120 #define ACPI_REGION_DEACTIVATE 1 1121 1122 typedef 1123 acpi_status(*acpi_walk_callback) (acpi_handle object, 1124 u32 nesting_level, 1125 void *context, void **return_value); 1126 1127 typedef 1128 u32 (*acpi_interface_handler) (acpi_string interface_name, u32 supported); 1129 1130 /* Interrupt handler return values */ 1131 1132 #define ACPI_INTERRUPT_NOT_HANDLED 0x00 1133 #define ACPI_INTERRUPT_HANDLED 0x01 1134 1135 /* GPE handler return values */ 1136 1137 #define ACPI_REENABLE_GPE 0x80 1138 1139 /* Length of 32-bit EISAID values when converted back to a string */ 1140 1141 #define ACPI_EISAID_STRING_SIZE 8 /* Includes null terminator */ 1142 1143 /* Length of UUID (string) values */ 1144 1145 #define ACPI_UUID_LENGTH 16 1146 1147 /* Length of 3-byte PCI class code values when converted back to a string */ 1148 1149 #define ACPI_PCICLS_STRING_SIZE 7 /* Includes null terminator */ 1150 1151 /* Structures used for device/processor HID, UID, CID, and SUB */ 1152 1153 struct acpi_pnp_device_id { 1154 u32 length; /* Length of string + null */ 1155 char *string; 1156 }; 1157 1158 struct acpi_pnp_device_id_list { 1159 u32 count; /* Number of IDs in Ids array */ 1160 u32 list_size; /* Size of list, including ID strings */ 1161 struct acpi_pnp_device_id ids[1]; /* ID array */ 1162 }; 1163 1164 /* 1165 * Structure returned from acpi_get_object_info. 1166 * Optimized for both 32- and 64-bit builds 1167 */ 1168 struct acpi_device_info { 1169 u32 info_size; /* Size of info, including ID strings */ 1170 u32 name; /* ACPI object Name */ 1171 acpi_object_type type; /* ACPI object Type */ 1172 u8 param_count; /* If a method, required parameter count */ 1173 u16 valid; /* Indicates which optional fields are valid */ 1174 u8 flags; /* Miscellaneous info */ 1175 u8 highest_dstates[4]; /* _sx_d values: 0xFF indicates not valid */ 1176 u8 lowest_dstates[5]; /* _sx_w values: 0xFF indicates not valid */ 1177 u32 current_status; /* _STA value */ 1178 u64 address; /* _ADR value */ 1179 struct acpi_pnp_device_id hardware_id; /* _HID value */ 1180 struct acpi_pnp_device_id unique_id; /* _UID value */ 1181 struct acpi_pnp_device_id subsystem_id; /* _SUB value */ 1182 struct acpi_pnp_device_id class_code; /* _CLS value */ 1183 struct acpi_pnp_device_id_list compatible_id_list; /* _CID list <must be last> */ 1184 }; 1185 1186 /* Values for Flags field above (acpi_get_object_info) */ 1187 1188 #define ACPI_PCI_ROOT_BRIDGE 0x01 1189 1190 /* Flags for Valid field above (acpi_get_object_info) */ 1191 1192 #define ACPI_VALID_STA 0x0001 1193 #define ACPI_VALID_ADR 0x0002 1194 #define ACPI_VALID_HID 0x0004 1195 #define ACPI_VALID_UID 0x0008 1196 #define ACPI_VALID_SUB 0x0010 1197 #define ACPI_VALID_CID 0x0020 1198 #define ACPI_VALID_CLS 0x0040 1199 #define ACPI_VALID_SXDS 0x0100 1200 #define ACPI_VALID_SXWS 0x0200 1201 1202 /* Flags for _STA return value (current_status above) */ 1203 1204 #define ACPI_STA_DEVICE_PRESENT 0x01 1205 #define ACPI_STA_DEVICE_ENABLED 0x02 1206 #define ACPI_STA_DEVICE_UI 0x04 1207 #define ACPI_STA_DEVICE_FUNCTIONING 0x08 1208 #define ACPI_STA_DEVICE_OK 0x08 /* Synonym */ 1209 #define ACPI_STA_BATTERY_PRESENT 0x10 1210 1211 /* Context structs for address space handlers */ 1212 1213 struct acpi_pci_id { 1214 u16 segment; 1215 u16 bus; 1216 u16 device; 1217 u16 function; 1218 }; 1219 1220 struct acpi_mem_space_context { 1221 u32 length; 1222 acpi_physical_address address; 1223 acpi_physical_address mapped_physical_address; 1224 u8 *mapped_logical_address; 1225 acpi_size mapped_length; 1226 }; 1227 1228 /* 1229 * struct acpi_memory_list is used only if the ACPICA local cache is enabled 1230 */ 1231 struct acpi_memory_list { 1232 char *list_name; 1233 void *list_head; 1234 u16 object_size; 1235 u16 max_depth; 1236 u16 current_depth; 1237 1238 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 1239 1240 /* Statistics for debug memory tracking only */ 1241 1242 u32 total_allocated; 1243 u32 total_freed; 1244 u32 max_occupied; 1245 u32 total_size; 1246 u32 current_total_size; 1247 u32 requests; 1248 u32 hits; 1249 #endif 1250 }; 1251 1252 /* Definitions of trace event types */ 1253 1254 typedef enum { 1255 ACPI_TRACE_AML_METHOD, 1256 ACPI_TRACE_AML_OPCODE, 1257 ACPI_TRACE_AML_REGION 1258 } acpi_trace_event_type; 1259 1260 /* Definitions of _OSI support */ 1261 1262 #define ACPI_VENDOR_STRINGS 0x01 1263 #define ACPI_FEATURE_STRINGS 0x02 1264 #define ACPI_ENABLE_INTERFACES 0x00 1265 #define ACPI_DISABLE_INTERFACES 0x04 1266 1267 #define ACPI_DISABLE_ALL_VENDOR_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_VENDOR_STRINGS) 1268 #define ACPI_DISABLE_ALL_FEATURE_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_FEATURE_STRINGS) 1269 #define ACPI_DISABLE_ALL_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_VENDOR_STRINGS | ACPI_FEATURE_STRINGS) 1270 #define ACPI_ENABLE_ALL_VENDOR_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_VENDOR_STRINGS) 1271 #define ACPI_ENABLE_ALL_FEATURE_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_FEATURE_STRINGS) 1272 #define ACPI_ENABLE_ALL_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_VENDOR_STRINGS | ACPI_FEATURE_STRINGS) 1273 1274 #define ACPI_OSI_WIN_2000 0x01 1275 #define ACPI_OSI_WIN_XP 0x02 1276 #define ACPI_OSI_WIN_XP_SP1 0x03 1277 #define ACPI_OSI_WINSRV_2003 0x04 1278 #define ACPI_OSI_WIN_XP_SP2 0x05 1279 #define ACPI_OSI_WINSRV_2003_SP1 0x06 1280 #define ACPI_OSI_WIN_VISTA 0x07 1281 #define ACPI_OSI_WINSRV_2008 0x08 1282 #define ACPI_OSI_WIN_VISTA_SP1 0x09 1283 #define ACPI_OSI_WIN_VISTA_SP2 0x0A 1284 #define ACPI_OSI_WIN_7 0x0B 1285 #define ACPI_OSI_WIN_8 0x0C 1286 #define ACPI_OSI_WIN_10 0x0D 1287 1288 /* Definitions of file IO */ 1289 1290 #define ACPI_FILE_READING 0x01 1291 #define ACPI_FILE_WRITING 0x02 1292 #define ACPI_FILE_BINARY 0x04 1293 1294 #define ACPI_FILE_BEGIN 0x01 1295 #define ACPI_FILE_END 0x02 1296 1297 /* Definitions of getopt */ 1298 1299 #define ACPI_OPT_END -1 1300 1301 #endif /* __ACTYPES_H__ */ 1302