1 /****************************************************************************** 2 * 3 * Name: actypes.h - Common data types for the entire ACPI subsystem 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2018, 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 #define ACPI_USE_NATIVE_MATH64 /* 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 174 * flag to indicate that special precautions must be taken to avoid alignment 175 * faults. (IA64 or ia64 is currently used by existing compilers to indicate 176 * IPF.) 177 * 178 * Note: EM64T and other X86-64 processors support misaligned transfers, 179 * so there is no need to define this flag. 180 */ 181 #if defined (__IA64__) || defined (__ia64__) 182 #define ACPI_MISALIGNMENT_NOT_SUPPORTED 183 #endif 184 185 /******************************************************************************* 186 * 187 * Types specific to 32-bit targets 188 * 189 ******************************************************************************/ 190 191 #elif ACPI_MACHINE_WIDTH == 32 192 193 #ifndef ACPI_USE_SYSTEM_INTTYPES 194 195 typedef unsigned int u32; 196 typedef int s32; 197 198 #endif /* ACPI_USE_SYSTEM_INTTYPES */ 199 200 typedef s32 acpi_native_int; 201 202 typedef u32 acpi_size; 203 204 #ifdef ACPI_32BIT_PHYSICAL_ADDRESS 205 206 /* 207 * OSPMs can define this to shrink the size of the structures for 32-bit 208 * none PAE environment. ASL compiler may always define this to generate 209 * 32-bit OSPM compliant tables. 210 */ 211 typedef u32 acpi_io_address; 212 typedef u32 acpi_physical_address; 213 214 #else /* ACPI_32BIT_PHYSICAL_ADDRESS */ 215 216 /* 217 * It is reported that, after some calculations, the physical addresses can 218 * wrap over the 32-bit boundary on 32-bit PAE environment. 219 * https://bugzilla.kernel.org/show_bug.cgi?id=87971 220 */ 221 typedef u64 acpi_io_address; 222 typedef u64 acpi_physical_address; 223 224 #endif /* ACPI_32BIT_PHYSICAL_ADDRESS */ 225 226 #define ACPI_MAX_PTR ACPI_UINT32_MAX 227 #define ACPI_SIZE_MAX ACPI_UINT32_MAX 228 229 #else 230 231 /* ACPI_MACHINE_WIDTH must be either 64 or 32 */ 232 233 #error unknown ACPI_MACHINE_WIDTH 234 #endif 235 236 /******************************************************************************* 237 * 238 * OS-dependent types 239 * 240 * If the defaults below are not appropriate for the host system, they can 241 * be defined in the OS-specific header, and this will take precedence. 242 * 243 ******************************************************************************/ 244 245 /* Flags for acpi_os_acquire_lock/acpi_os_release_lock */ 246 247 #ifndef acpi_cpu_flags 248 #define acpi_cpu_flags acpi_size 249 #endif 250 251 /* Object returned from acpi_os_create_cache */ 252 253 #ifndef acpi_cache_t 254 #ifdef ACPI_USE_LOCAL_CACHE 255 #define acpi_cache_t struct acpi_memory_list 256 #else 257 #define acpi_cache_t void * 258 #endif 259 #endif 260 261 /* 262 * Synchronization objects - Mutexes, Semaphores, and spin_locks 263 */ 264 #if (ACPI_MUTEX_TYPE == ACPI_BINARY_SEMAPHORE) 265 /* 266 * These macros are used if the host OS does not support a mutex object. 267 * Map the OSL Mutex interfaces to binary semaphores. 268 */ 269 #define acpi_mutex acpi_semaphore 270 #define acpi_os_create_mutex(out_handle) acpi_os_create_semaphore (1, 1, out_handle) 271 #define acpi_os_delete_mutex(handle) (void) acpi_os_delete_semaphore (handle) 272 #define acpi_os_acquire_mutex(handle,time) acpi_os_wait_semaphore (handle, 1, time) 273 #define acpi_os_release_mutex(handle) (void) acpi_os_signal_semaphore (handle, 1) 274 #endif 275 276 /* Configurable types for synchronization objects */ 277 278 #ifndef acpi_spinlock 279 #define acpi_spinlock void * 280 #endif 281 282 #ifndef acpi_semaphore 283 #define acpi_semaphore void * 284 #endif 285 286 #ifndef acpi_mutex 287 #define acpi_mutex void * 288 #endif 289 290 /******************************************************************************* 291 * 292 * Compiler-dependent types 293 * 294 * If the defaults below are not appropriate for the host compiler, they can 295 * be defined in the compiler-specific header, and this will take precedence. 296 * 297 ******************************************************************************/ 298 299 /* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */ 300 301 #ifndef acpi_uintptr_t 302 #define acpi_uintptr_t void * 303 #endif 304 305 /* 306 * ACPI_PRINTF_LIKE is used to tag functions as "printf-like" because 307 * some compilers can catch printf format string problems 308 */ 309 #ifndef ACPI_PRINTF_LIKE 310 #define ACPI_PRINTF_LIKE(c) 311 #endif 312 313 /* 314 * Some compilers complain about unused variables. Sometimes we don't want 315 * to use all the variables (for example, _acpi_module_name). This allows us 316 * to tell the compiler in a per-variable manner that a variable 317 * is unused 318 */ 319 #ifndef ACPI_UNUSED_VAR 320 #define ACPI_UNUSED_VAR 321 #endif 322 323 /* 324 * All ACPICA external functions that are available to the rest of the 325 * kernel are tagged with these macros which can be defined as appropriate 326 * for the host. 327 * 328 * Notes: 329 * ACPI_EXPORT_SYMBOL_INIT is used for initialization and termination 330 * interfaces that may need special processing. 331 * ACPI_EXPORT_SYMBOL is used for all other public external functions. 332 */ 333 #ifndef ACPI_EXPORT_SYMBOL_INIT 334 #define ACPI_EXPORT_SYMBOL_INIT(symbol) 335 #endif 336 337 #ifndef ACPI_EXPORT_SYMBOL 338 #define ACPI_EXPORT_SYMBOL(symbol) 339 #endif 340 341 /* 342 * Compiler/Clibrary-dependent debug initialization. Used for ACPICA 343 * utilities only. 344 */ 345 #ifndef ACPI_DEBUG_INITIALIZE 346 #define ACPI_DEBUG_INITIALIZE() 347 #endif 348 349 /******************************************************************************* 350 * 351 * Configuration 352 * 353 ******************************************************************************/ 354 355 #ifdef ACPI_NO_MEM_ALLOCATIONS 356 357 #define ACPI_ALLOCATE(a) NULL 358 #define ACPI_ALLOCATE_ZEROED(a) NULL 359 #define ACPI_FREE(a) 360 #define ACPI_MEM_TRACKING(a) 361 362 #else /* ACPI_NO_MEM_ALLOCATIONS */ 363 364 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 365 /* 366 * Memory allocation tracking (used by acpi_exec to detect memory leaks) 367 */ 368 #define ACPI_MEM_PARAMETERS _COMPONENT, _acpi_module_name, __LINE__ 369 #define ACPI_ALLOCATE(a) acpi_ut_allocate_and_track ((acpi_size) (a), ACPI_MEM_PARAMETERS) 370 #define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed_and_track ((acpi_size) (a), ACPI_MEM_PARAMETERS) 371 #define ACPI_FREE(a) acpi_ut_free_and_track (a, ACPI_MEM_PARAMETERS) 372 #define ACPI_MEM_TRACKING(a) a 373 374 #else 375 /* 376 * Normal memory allocation directly via the OS services layer 377 */ 378 #define ACPI_ALLOCATE(a) acpi_os_allocate ((acpi_size) (a)) 379 #define ACPI_ALLOCATE_ZEROED(a) acpi_os_allocate_zeroed ((acpi_size) (a)) 380 #define ACPI_FREE(a) acpi_os_free (a) 381 #define ACPI_MEM_TRACKING(a) 382 383 #endif /* ACPI_DBG_TRACK_ALLOCATIONS */ 384 385 #endif /* ACPI_NO_MEM_ALLOCATIONS */ 386 387 /****************************************************************************** 388 * 389 * ACPI Specification constants (Do not change unless the specification 390 * changes) 391 * 392 *****************************************************************************/ 393 394 /* Number of distinct FADT-based GPE register blocks (GPE0 and GPE1) */ 395 396 #define ACPI_MAX_GPE_BLOCKS 2 397 398 /* Default ACPI register widths */ 399 400 #define ACPI_GPE_REGISTER_WIDTH 8 401 #define ACPI_PM1_REGISTER_WIDTH 16 402 #define ACPI_PM2_REGISTER_WIDTH 8 403 #define ACPI_PM_TIMER_WIDTH 32 404 #define ACPI_RESET_REGISTER_WIDTH 8 405 406 /* Names within the namespace are 4 bytes long */ 407 408 #define ACPI_NAME_SIZE 4 409 #define ACPI_PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 char for separator */ 410 #define ACPI_PATH_SEPARATOR '.' 411 412 /* Sizes for ACPI table headers */ 413 414 #define ACPI_OEM_ID_SIZE 6 415 #define ACPI_OEM_TABLE_ID_SIZE 8 416 417 /* ACPI/PNP hardware IDs */ 418 419 #define PCI_ROOT_HID_STRING "PNP0A03" 420 #define PCI_EXPRESS_ROOT_HID_STRING "PNP0A08" 421 422 /* PM Timer ticks per second (HZ) */ 423 424 #define ACPI_PM_TIMER_FREQUENCY 3579545 425 426 /******************************************************************************* 427 * 428 * Independent types 429 * 430 ******************************************************************************/ 431 432 /* Logical defines and NULL */ 433 434 #ifdef FALSE 435 #undef FALSE 436 #endif 437 #define FALSE (1 == 0) 438 439 #ifdef TRUE 440 #undef TRUE 441 #endif 442 #define TRUE (1 == 1) 443 444 #ifndef NULL 445 #define NULL (void *) 0 446 #endif 447 448 /* 449 * Miscellaneous types 450 */ 451 typedef u32 acpi_status; /* All ACPI Exceptions */ 452 typedef u32 acpi_name; /* 4-byte ACPI name */ 453 typedef char *acpi_string; /* Null terminated ASCII string */ 454 typedef void *acpi_handle; /* Actually a ptr to a NS Node */ 455 456 /* Time constants for timer calculations */ 457 458 #define ACPI_MSEC_PER_SEC 1000L 459 460 #define ACPI_USEC_PER_MSEC 1000L 461 #define ACPI_USEC_PER_SEC 1000000L 462 463 #define ACPI_100NSEC_PER_USEC 10L 464 #define ACPI_100NSEC_PER_MSEC 10000L 465 #define ACPI_100NSEC_PER_SEC 10000000L 466 467 #define ACPI_NSEC_PER_USEC 1000L 468 #define ACPI_NSEC_PER_MSEC 1000000L 469 #define ACPI_NSEC_PER_SEC 1000000000L 470 471 #define ACPI_TIME_AFTER(a, b) ((s64)((b) - (a)) < 0) 472 473 /* Owner IDs are used to track namespace nodes for selective deletion */ 474 475 typedef u8 acpi_owner_id; 476 #define ACPI_OWNER_ID_MAX 0xFF 477 478 #define ACPI_INTEGER_BIT_SIZE 64 479 #define ACPI_MAX_DECIMAL_DIGITS 20 /* 2^64 = 18,446,744,073,709,551,616 */ 480 #define ACPI_MAX64_DECIMAL_DIGITS 20 481 #define ACPI_MAX32_DECIMAL_DIGITS 10 482 #define ACPI_MAX16_DECIMAL_DIGITS 5 483 #define ACPI_MAX8_DECIMAL_DIGITS 3 484 485 /* 486 * Constants with special meanings 487 */ 488 #define ACPI_ROOT_OBJECT ((acpi_handle) ACPI_TO_POINTER (ACPI_MAX_PTR)) 489 #define ACPI_WAIT_FOREVER 0xFFFF /* u16, as per ACPI spec */ 490 #define ACPI_DO_NOT_WAIT 0 491 492 /* 493 * Obsolete: Acpi integer width. In ACPI version 1 (1996), integers are 494 * 32 bits. In ACPI version 2 (2000) and later, integers are max 64 bits. 495 * Note that this pertains to the ACPI integer type only, not to other 496 * integers used in the implementation of the ACPICA subsystem. 497 * 498 * 01/2010: This type is obsolete and has been removed from the entire ACPICA 499 * code base. It remains here for compatibility with device drivers that use 500 * the type. However, it will be removed in the future. 501 */ 502 typedef u64 acpi_integer; 503 #define ACPI_INTEGER_MAX ACPI_UINT64_MAX 504 505 /******************************************************************************* 506 * 507 * Commonly used macros 508 * 509 ******************************************************************************/ 510 511 /* Data manipulation */ 512 513 #define ACPI_LOBYTE(integer) ((u8) (u16)(integer)) 514 #define ACPI_HIBYTE(integer) ((u8) (((u16)(integer)) >> 8)) 515 #define ACPI_LOWORD(integer) ((u16) (u32)(integer)) 516 #define ACPI_HIWORD(integer) ((u16)(((u32)(integer)) >> 16)) 517 #define ACPI_LODWORD(integer64) ((u32) (u64)(integer64)) 518 #define ACPI_HIDWORD(integer64) ((u32)(((u64)(integer64)) >> 32)) 519 520 #define ACPI_SET_BIT(target,bit) ((target) |= (bit)) 521 #define ACPI_CLEAR_BIT(target,bit) ((target) &= ~(bit)) 522 #define ACPI_MIN(a,b) (((a)<(b))?(a):(b)) 523 #define ACPI_MAX(a,b) (((a)>(b))?(a):(b)) 524 525 /* Size calculation */ 526 527 #define ACPI_ARRAY_LENGTH(x) (sizeof(x) / sizeof((x)[0])) 528 529 /* Pointer manipulation */ 530 531 #define ACPI_CAST_PTR(t, p) ((t *) (acpi_uintptr_t) (p)) 532 #define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (acpi_uintptr_t) (p)) 533 #define ACPI_ADD_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) + (acpi_size)(b))) 534 #define ACPI_SUB_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) - (acpi_size)(b))) 535 #define ACPI_PTR_DIFF(a, b) ((acpi_size) (ACPI_CAST_PTR (u8, (a)) - ACPI_CAST_PTR (u8, (b)))) 536 537 /* Pointer/Integer type conversions */ 538 539 #define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void, (void *) 0, (acpi_size) (i)) 540 #define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p, (void *) 0) 541 #define ACPI_OFFSET(d, f) ACPI_PTR_DIFF (&(((d *) 0)->f), (void *) 0) 542 #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) 543 #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) 544 545 /* Optimizations for 4-character (32-bit) acpi_name manipulation */ 546 547 #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED 548 #define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b))) 549 #define ACPI_MOVE_NAME(dest,src) (*ACPI_CAST_PTR (u32, (dest)) = *ACPI_CAST_PTR (u32, (src))) 550 #else 551 #define ACPI_COMPARE_NAME(a,b) (!strncmp (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE)) 552 #define ACPI_MOVE_NAME(dest,src) (strncpy (ACPI_CAST_PTR (char, (dest)), ACPI_CAST_PTR (char, (src)), ACPI_NAME_SIZE)) 553 #endif 554 555 /* Support for the special RSDP signature (8 characters) */ 556 557 #define ACPI_VALIDATE_RSDP_SIG(a) (!strncmp (ACPI_CAST_PTR (char, (a)), ACPI_SIG_RSDP, 8)) 558 #define ACPI_MAKE_RSDP_SIG(dest) (memcpy (ACPI_CAST_PTR (char, (dest)), ACPI_SIG_RSDP, 8)) 559 560 /* 561 * Algorithm to obtain access bit width. 562 * Can be used with access_width of struct acpi_generic_address and access_size of 563 * struct acpi_resource_generic_register. 564 */ 565 #define ACPI_ACCESS_BIT_WIDTH(size) (1 << ((size) + 2)) 566 567 /******************************************************************************* 568 * 569 * Miscellaneous constants 570 * 571 ******************************************************************************/ 572 573 /* 574 * Initialization sequence 575 */ 576 #define ACPI_FULL_INITIALIZATION 0x00 577 #define ACPI_NO_ADDRESS_SPACE_INIT 0x01 578 #define ACPI_NO_HARDWARE_INIT 0x02 579 #define ACPI_NO_EVENT_INIT 0x04 580 #define ACPI_NO_HANDLER_INIT 0x08 581 #define ACPI_NO_ACPI_ENABLE 0x10 582 #define ACPI_NO_DEVICE_INIT 0x20 583 #define ACPI_NO_OBJECT_INIT 0x40 584 #define ACPI_NO_FACS_INIT 0x80 585 586 /* 587 * Initialization state 588 */ 589 #define ACPI_SUBSYSTEM_INITIALIZE 0x01 590 #define ACPI_INITIALIZED_OK 0x02 591 592 /* 593 * Power state values 594 */ 595 #define ACPI_STATE_UNKNOWN (u8) 0xFF 596 597 #define ACPI_STATE_S0 (u8) 0 598 #define ACPI_STATE_S1 (u8) 1 599 #define ACPI_STATE_S2 (u8) 2 600 #define ACPI_STATE_S3 (u8) 3 601 #define ACPI_STATE_S4 (u8) 4 602 #define ACPI_STATE_S5 (u8) 5 603 #define ACPI_S_STATES_MAX ACPI_STATE_S5 604 #define ACPI_S_STATE_COUNT 6 605 606 #define ACPI_STATE_D0 (u8) 0 607 #define ACPI_STATE_D1 (u8) 1 608 #define ACPI_STATE_D2 (u8) 2 609 #define ACPI_STATE_D3_HOT (u8) 3 610 #define ACPI_STATE_D3 (u8) 4 611 #define ACPI_STATE_D3_COLD ACPI_STATE_D3 612 #define ACPI_D_STATES_MAX ACPI_STATE_D3 613 #define ACPI_D_STATE_COUNT 5 614 615 #define ACPI_STATE_C0 (u8) 0 616 #define ACPI_STATE_C1 (u8) 1 617 #define ACPI_STATE_C2 (u8) 2 618 #define ACPI_STATE_C3 (u8) 3 619 #define ACPI_C_STATES_MAX ACPI_STATE_C3 620 #define ACPI_C_STATE_COUNT 4 621 622 /* 623 * Sleep type invalid value 624 */ 625 #define ACPI_SLEEP_TYPE_MAX 0x7 626 #define ACPI_SLEEP_TYPE_INVALID 0xFF 627 628 /* 629 * Standard notify values 630 */ 631 #define ACPI_NOTIFY_BUS_CHECK (u8) 0x00 632 #define ACPI_NOTIFY_DEVICE_CHECK (u8) 0x01 633 #define ACPI_NOTIFY_DEVICE_WAKE (u8) 0x02 634 #define ACPI_NOTIFY_EJECT_REQUEST (u8) 0x03 635 #define ACPI_NOTIFY_DEVICE_CHECK_LIGHT (u8) 0x04 636 #define ACPI_NOTIFY_FREQUENCY_MISMATCH (u8) 0x05 637 #define ACPI_NOTIFY_BUS_MODE_MISMATCH (u8) 0x06 638 #define ACPI_NOTIFY_POWER_FAULT (u8) 0x07 639 #define ACPI_NOTIFY_CAPABILITIES_CHECK (u8) 0x08 640 #define ACPI_NOTIFY_DEVICE_PLD_CHECK (u8) 0x09 641 #define ACPI_NOTIFY_RESERVED (u8) 0x0A 642 #define ACPI_NOTIFY_LOCALITY_UPDATE (u8) 0x0B 643 #define ACPI_NOTIFY_SHUTDOWN_REQUEST (u8) 0x0C 644 #define ACPI_NOTIFY_AFFINITY_UPDATE (u8) 0x0D 645 #define ACPI_NOTIFY_MEMORY_UPDATE (u8) 0x0E 646 647 #define ACPI_GENERIC_NOTIFY_MAX 0x0E 648 #define ACPI_SPECIFIC_NOTIFY_MAX 0x84 649 650 /* 651 * Types associated with ACPI names and objects. The first group of 652 * values (up to ACPI_TYPE_EXTERNAL_MAX) correspond to the definition 653 * of the ACPI object_type() operator (See the ACPI Spec). Therefore, 654 * only add to the first group if the spec changes. 655 * 656 * NOTE: Types must be kept in sync with the global acpi_ns_properties 657 * and acpi_ns_type_names arrays. 658 */ 659 typedef u32 acpi_object_type; 660 661 #define ACPI_TYPE_ANY 0x00 662 #define ACPI_TYPE_INTEGER 0x01 /* Byte/Word/Dword/Zero/One/Ones */ 663 #define ACPI_TYPE_STRING 0x02 664 #define ACPI_TYPE_BUFFER 0x03 665 #define ACPI_TYPE_PACKAGE 0x04 /* byte_const, multiple data_term/Constant/super_name */ 666 #define ACPI_TYPE_FIELD_UNIT 0x05 667 #define ACPI_TYPE_DEVICE 0x06 /* Name, multiple Node */ 668 #define ACPI_TYPE_EVENT 0x07 669 #define ACPI_TYPE_METHOD 0x08 /* Name, byte_const, multiple Code */ 670 #define ACPI_TYPE_MUTEX 0x09 671 #define ACPI_TYPE_REGION 0x0A 672 #define ACPI_TYPE_POWER 0x0B /* Name,byte_const,word_const,multi Node */ 673 #define ACPI_TYPE_PROCESSOR 0x0C /* Name,byte_const,Dword_const,byte_const,multi nm_o */ 674 #define ACPI_TYPE_THERMAL 0x0D /* Name, multiple Node */ 675 #define ACPI_TYPE_BUFFER_FIELD 0x0E 676 #define ACPI_TYPE_DDB_HANDLE 0x0F 677 #define ACPI_TYPE_DEBUG_OBJECT 0x10 678 679 #define ACPI_TYPE_EXTERNAL_MAX 0x10 680 #define ACPI_NUM_TYPES (ACPI_TYPE_EXTERNAL_MAX + 1) 681 682 /* 683 * These are object types that do not map directly to the ACPI 684 * object_type() operator. They are used for various internal purposes 685 * only. If new predefined ACPI_TYPEs are added (via the ACPI 686 * specification), these internal types must move upwards. (There 687 * is code that depends on these values being contiguous with the 688 * external types above.) 689 */ 690 #define ACPI_TYPE_LOCAL_REGION_FIELD 0x11 691 #define ACPI_TYPE_LOCAL_BANK_FIELD 0x12 692 #define ACPI_TYPE_LOCAL_INDEX_FIELD 0x13 693 #define ACPI_TYPE_LOCAL_REFERENCE 0x14 /* Arg#, Local#, Name, Debug, ref_of, Index */ 694 #define ACPI_TYPE_LOCAL_ALIAS 0x15 695 #define ACPI_TYPE_LOCAL_METHOD_ALIAS 0x16 696 #define ACPI_TYPE_LOCAL_NOTIFY 0x17 697 #define ACPI_TYPE_LOCAL_ADDRESS_HANDLER 0x18 698 #define ACPI_TYPE_LOCAL_RESOURCE 0x19 699 #define ACPI_TYPE_LOCAL_RESOURCE_FIELD 0x1A 700 #define ACPI_TYPE_LOCAL_SCOPE 0x1B /* 1 Name, multiple object_list Nodes */ 701 702 #define ACPI_TYPE_NS_NODE_MAX 0x1B /* Last typecode used within a NS Node */ 703 #define ACPI_TOTAL_TYPES (ACPI_TYPE_NS_NODE_MAX + 1) 704 705 /* 706 * These are special object types that never appear in 707 * a Namespace node, only in an object of union acpi_operand_object 708 */ 709 #define ACPI_TYPE_LOCAL_EXTRA 0x1C 710 #define ACPI_TYPE_LOCAL_DATA 0x1D 711 712 #define ACPI_TYPE_LOCAL_MAX 0x1D 713 714 /* All types above here are invalid */ 715 716 #define ACPI_TYPE_INVALID 0x1E 717 #define ACPI_TYPE_NOT_FOUND 0xFF 718 719 #define ACPI_NUM_NS_TYPES (ACPI_TYPE_INVALID + 1) 720 721 /* 722 * All I/O 723 */ 724 #define ACPI_READ 0 725 #define ACPI_WRITE 1 726 #define ACPI_IO_MASK 1 727 728 /* 729 * Event Types: Fixed & General Purpose 730 */ 731 typedef u32 acpi_event_type; 732 733 /* 734 * Fixed events 735 */ 736 #define ACPI_EVENT_PMTIMER 0 737 #define ACPI_EVENT_GLOBAL 1 738 #define ACPI_EVENT_POWER_BUTTON 2 739 #define ACPI_EVENT_SLEEP_BUTTON 3 740 #define ACPI_EVENT_RTC 4 741 #define ACPI_EVENT_MAX 4 742 #define ACPI_NUM_FIXED_EVENTS ACPI_EVENT_MAX + 1 743 744 /* 745 * Event status - Per event 746 * ------------- 747 * The encoding of acpi_event_status is illustrated below. 748 * Note that a set bit (1) indicates the property is TRUE 749 * (e.g. if bit 0 is set then the event is enabled). 750 * +-------------+-+-+-+-+-+-+ 751 * | Bits 31:6 |5|4|3|2|1|0| 752 * +-------------+-+-+-+-+-+-+ 753 * | | | | | | | 754 * | | | | | | +- Enabled? 755 * | | | | | +--- Enabled for wake? 756 * | | | | +----- Status bit set? 757 * | | | +------- Enable bit set? 758 * | | +--------- Has a handler? 759 * | +----------- Masked? 760 * +----------------- <Reserved> 761 */ 762 typedef u32 acpi_event_status; 763 764 #define ACPI_EVENT_FLAG_DISABLED (acpi_event_status) 0x00 765 #define ACPI_EVENT_FLAG_ENABLED (acpi_event_status) 0x01 766 #define ACPI_EVENT_FLAG_WAKE_ENABLED (acpi_event_status) 0x02 767 #define ACPI_EVENT_FLAG_STATUS_SET (acpi_event_status) 0x04 768 #define ACPI_EVENT_FLAG_ENABLE_SET (acpi_event_status) 0x08 769 #define ACPI_EVENT_FLAG_HAS_HANDLER (acpi_event_status) 0x10 770 #define ACPI_EVENT_FLAG_MASKED (acpi_event_status) 0x20 771 #define ACPI_EVENT_FLAG_SET ACPI_EVENT_FLAG_STATUS_SET 772 773 /* Actions for acpi_set_gpe, acpi_gpe_wakeup, acpi_hw_low_set_gpe */ 774 775 #define ACPI_GPE_ENABLE 0 776 #define ACPI_GPE_DISABLE 1 777 #define ACPI_GPE_CONDITIONAL_ENABLE 2 778 779 /* 780 * GPE info flags - Per GPE 781 * +---+-+-+-+---+ 782 * |7:6|5|4|3|2:0| 783 * +---+-+-+-+---+ 784 * | | | | | 785 * | | | | +-- Type of dispatch:to method, handler, notify, or none 786 * | | | +----- Interrupt type: edge or level triggered 787 * | | +------- Is a Wake GPE 788 * | +--------- Has been enabled automatically at init time 789 * +------------ <Reserved> 790 */ 791 #define ACPI_GPE_DISPATCH_NONE (u8) 0x00 792 #define ACPI_GPE_DISPATCH_METHOD (u8) 0x01 793 #define ACPI_GPE_DISPATCH_HANDLER (u8) 0x02 794 #define ACPI_GPE_DISPATCH_NOTIFY (u8) 0x03 795 #define ACPI_GPE_DISPATCH_RAW_HANDLER (u8) 0x04 796 #define ACPI_GPE_DISPATCH_MASK (u8) 0x07 797 #define ACPI_GPE_DISPATCH_TYPE(flags) ((u8) ((flags) & ACPI_GPE_DISPATCH_MASK)) 798 799 #define ACPI_GPE_LEVEL_TRIGGERED (u8) 0x08 800 #define ACPI_GPE_EDGE_TRIGGERED (u8) 0x00 801 #define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x08 802 803 #define ACPI_GPE_CAN_WAKE (u8) 0x10 804 #define ACPI_GPE_AUTO_ENABLED (u8) 0x20 805 806 /* 807 * Flags for GPE and Lock interfaces 808 */ 809 #define ACPI_NOT_ISR 0x1 810 #define ACPI_ISR 0x0 811 812 /* Notify types */ 813 814 #define ACPI_SYSTEM_NOTIFY 0x1 815 #define ACPI_DEVICE_NOTIFY 0x2 816 #define ACPI_ALL_NOTIFY (ACPI_SYSTEM_NOTIFY | ACPI_DEVICE_NOTIFY) 817 #define ACPI_MAX_NOTIFY_HANDLER_TYPE 0x3 818 #define ACPI_NUM_NOTIFY_TYPES 2 819 820 #define ACPI_MAX_SYS_NOTIFY 0x7F 821 #define ACPI_MAX_DEVICE_SPECIFIC_NOTIFY 0xBF 822 823 #define ACPI_SYSTEM_HANDLER_LIST 0 /* Used as index, must be SYSTEM_NOTIFY -1 */ 824 #define ACPI_DEVICE_HANDLER_LIST 1 /* Used as index, must be DEVICE_NOTIFY -1 */ 825 826 /* Address Space (Operation Region) Types */ 827 828 typedef u8 acpi_adr_space_type; 829 830 #define ACPI_ADR_SPACE_SYSTEM_MEMORY (acpi_adr_space_type) 0 831 #define ACPI_ADR_SPACE_SYSTEM_IO (acpi_adr_space_type) 1 832 #define ACPI_ADR_SPACE_PCI_CONFIG (acpi_adr_space_type) 2 833 #define ACPI_ADR_SPACE_EC (acpi_adr_space_type) 3 834 #define ACPI_ADR_SPACE_SMBUS (acpi_adr_space_type) 4 835 #define ACPI_ADR_SPACE_CMOS (acpi_adr_space_type) 5 836 #define ACPI_ADR_SPACE_PCI_BAR_TARGET (acpi_adr_space_type) 6 837 #define ACPI_ADR_SPACE_IPMI (acpi_adr_space_type) 7 838 #define ACPI_ADR_SPACE_GPIO (acpi_adr_space_type) 8 839 #define ACPI_ADR_SPACE_GSBUS (acpi_adr_space_type) 9 840 #define ACPI_ADR_SPACE_PLATFORM_COMM (acpi_adr_space_type) 10 841 842 #define ACPI_NUM_PREDEFINED_REGIONS 11 843 844 /* 845 * Special Address Spaces 846 * 847 * Note: A Data Table region is a special type of operation region 848 * that has its own AML opcode. However, internally, the AML 849 * interpreter simply creates an operation region with an an address 850 * space type of ACPI_ADR_SPACE_DATA_TABLE. 851 */ 852 #define ACPI_ADR_SPACE_DATA_TABLE (acpi_adr_space_type) 0x7E /* Internal to ACPICA only */ 853 #define ACPI_ADR_SPACE_FIXED_HARDWARE (acpi_adr_space_type) 0x7F 854 855 /* Values for _REG connection code */ 856 857 #define ACPI_REG_DISCONNECT 0 858 #define ACPI_REG_CONNECT 1 859 860 /* 861 * bit_register IDs 862 * 863 * These values are intended to be used by the hardware interfaces 864 * and are mapped to individual bitfields defined within the ACPI 865 * registers. See the acpi_gbl_bit_register_info global table in utglobal.c 866 * for this mapping. 867 */ 868 869 /* PM1 Status register */ 870 871 #define ACPI_BITREG_TIMER_STATUS 0x00 872 #define ACPI_BITREG_BUS_MASTER_STATUS 0x01 873 #define ACPI_BITREG_GLOBAL_LOCK_STATUS 0x02 874 #define ACPI_BITREG_POWER_BUTTON_STATUS 0x03 875 #define ACPI_BITREG_SLEEP_BUTTON_STATUS 0x04 876 #define ACPI_BITREG_RT_CLOCK_STATUS 0x05 877 #define ACPI_BITREG_WAKE_STATUS 0x06 878 #define ACPI_BITREG_PCIEXP_WAKE_STATUS 0x07 879 880 /* PM1 Enable register */ 881 882 #define ACPI_BITREG_TIMER_ENABLE 0x08 883 #define ACPI_BITREG_GLOBAL_LOCK_ENABLE 0x09 884 #define ACPI_BITREG_POWER_BUTTON_ENABLE 0x0A 885 #define ACPI_BITREG_SLEEP_BUTTON_ENABLE 0x0B 886 #define ACPI_BITREG_RT_CLOCK_ENABLE 0x0C 887 #define ACPI_BITREG_PCIEXP_WAKE_DISABLE 0x0D 888 889 /* PM1 Control register */ 890 891 #define ACPI_BITREG_SCI_ENABLE 0x0E 892 #define ACPI_BITREG_BUS_MASTER_RLD 0x0F 893 #define ACPI_BITREG_GLOBAL_LOCK_RELEASE 0x10 894 #define ACPI_BITREG_SLEEP_TYPE 0x11 895 #define ACPI_BITREG_SLEEP_ENABLE 0x12 896 897 /* PM2 Control register */ 898 899 #define ACPI_BITREG_ARB_DISABLE 0x13 900 901 #define ACPI_BITREG_MAX 0x13 902 #define ACPI_NUM_BITREG ACPI_BITREG_MAX + 1 903 904 /* Status register values. A 1 clears a status bit. 0 = no effect */ 905 906 #define ACPI_CLEAR_STATUS 1 907 908 /* Enable and Control register values */ 909 910 #define ACPI_ENABLE_EVENT 1 911 #define ACPI_DISABLE_EVENT 0 912 913 /* Sleep function dispatch */ 914 915 typedef acpi_status (*acpi_sleep_function) (u8 sleep_state); 916 917 struct acpi_sleep_functions { 918 acpi_sleep_function legacy_function; 919 acpi_sleep_function extended_function; 920 }; 921 922 /* 923 * External ACPI object definition 924 */ 925 926 /* 927 * Note: Type == ACPI_TYPE_ANY (0) is used to indicate a NULL package 928 * element or an unresolved named reference. 929 */ 930 union acpi_object { 931 acpi_object_type type; /* See definition of acpi_ns_type for values */ 932 struct { 933 acpi_object_type type; /* ACPI_TYPE_INTEGER */ 934 u64 value; /* The actual number */ 935 } integer; 936 937 struct { 938 acpi_object_type type; /* ACPI_TYPE_STRING */ 939 u32 length; /* # of bytes in string, excluding trailing null */ 940 char *pointer; /* points to the string value */ 941 } string; 942 943 struct { 944 acpi_object_type type; /* ACPI_TYPE_BUFFER */ 945 u32 length; /* # of bytes in buffer */ 946 u8 *pointer; /* points to the buffer */ 947 } buffer; 948 949 struct { 950 acpi_object_type type; /* ACPI_TYPE_PACKAGE */ 951 u32 count; /* # of elements in package */ 952 union acpi_object *elements; /* Pointer to an array of ACPI_OBJECTs */ 953 } package; 954 955 struct { 956 acpi_object_type type; /* ACPI_TYPE_LOCAL_REFERENCE */ 957 acpi_object_type actual_type; /* Type associated with the Handle */ 958 acpi_handle handle; /* object reference */ 959 } reference; 960 961 struct { 962 acpi_object_type type; /* ACPI_TYPE_PROCESSOR */ 963 u32 proc_id; 964 acpi_io_address pblk_address; 965 u32 pblk_length; 966 } processor; 967 968 struct { 969 acpi_object_type type; /* ACPI_TYPE_POWER */ 970 u32 system_level; 971 u32 resource_order; 972 } power_resource; 973 }; 974 975 /* 976 * List of objects, used as a parameter list for control method evaluation 977 */ 978 struct acpi_object_list { 979 u32 count; 980 union acpi_object *pointer; 981 }; 982 983 /* 984 * Miscellaneous common Data Structures used by the interfaces 985 */ 986 #define ACPI_NO_BUFFER 0 987 988 #ifdef ACPI_NO_MEM_ALLOCATIONS 989 990 #define ACPI_ALLOCATE_BUFFER (acpi_size) (0) 991 #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (0) 992 993 #else /* ACPI_NO_MEM_ALLOCATIONS */ 994 995 #define ACPI_ALLOCATE_BUFFER (acpi_size) (-1) /* Let ACPICA allocate buffer */ 996 #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (-2) /* For internal use only (enables tracking) */ 997 998 #endif /* ACPI_NO_MEM_ALLOCATIONS */ 999 1000 struct acpi_buffer { 1001 acpi_size length; /* Length in bytes of the buffer */ 1002 void *pointer; /* pointer to buffer */ 1003 }; 1004 1005 /* 1006 * name_type for acpi_get_name 1007 */ 1008 #define ACPI_FULL_PATHNAME 0 1009 #define ACPI_SINGLE_NAME 1 1010 #define ACPI_FULL_PATHNAME_NO_TRAILING 2 1011 #define ACPI_NAME_TYPE_MAX 2 1012 1013 /* 1014 * Predefined Namespace items 1015 */ 1016 struct acpi_predefined_names { 1017 const char *name; 1018 u8 type; 1019 char *val; 1020 }; 1021 1022 /* 1023 * Structure and flags for acpi_get_system_info 1024 */ 1025 #define ACPI_SYS_MODE_UNKNOWN 0x0000 1026 #define ACPI_SYS_MODE_ACPI 0x0001 1027 #define ACPI_SYS_MODE_LEGACY 0x0002 1028 #define ACPI_SYS_MODES_MASK 0x0003 1029 1030 /* 1031 * System info returned by acpi_get_system_info() 1032 */ 1033 struct acpi_system_info { 1034 u32 acpi_ca_version; 1035 u32 flags; 1036 u32 timer_resolution; 1037 u32 reserved1; 1038 u32 reserved2; 1039 u32 debug_level; 1040 u32 debug_layer; 1041 }; 1042 1043 /* 1044 * System statistics returned by acpi_get_statistics() 1045 */ 1046 struct acpi_statistics { 1047 u32 sci_count; 1048 u32 gpe_count; 1049 u32 fixed_event_count[ACPI_NUM_FIXED_EVENTS]; 1050 u32 method_count; 1051 }; 1052 1053 /* 1054 * Types specific to the OS service interfaces 1055 */ 1056 typedef u32 1057 (ACPI_SYSTEM_XFACE * acpi_osd_handler) (void *context); 1058 1059 typedef void 1060 (ACPI_SYSTEM_XFACE * acpi_osd_exec_callback) (void *context); 1061 1062 /* 1063 * Various handlers and callback procedures 1064 */ 1065 typedef 1066 u32 (*acpi_sci_handler) (void *context); 1067 1068 typedef 1069 void (*acpi_gbl_event_handler) (u32 event_type, 1070 acpi_handle device, 1071 u32 event_number, void *context); 1072 1073 #define ACPI_EVENT_TYPE_GPE 0 1074 #define ACPI_EVENT_TYPE_FIXED 1 1075 1076 typedef 1077 u32(*acpi_event_handler) (void *context); 1078 1079 typedef 1080 u32 (*acpi_gpe_handler) (acpi_handle gpe_device, u32 gpe_number, void *context); 1081 1082 typedef 1083 void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context); 1084 1085 typedef 1086 void (*acpi_object_handler) (acpi_handle object, void *data); 1087 1088 typedef 1089 acpi_status (*acpi_init_handler) (acpi_handle object, u32 function); 1090 1091 #define ACPI_INIT_DEVICE_INI 1 1092 1093 typedef 1094 acpi_status (*acpi_exception_handler) (acpi_status aml_status, 1095 acpi_name name, 1096 u16 opcode, 1097 u32 aml_offset, void *context); 1098 1099 /* Table Event handler (Load, load_table, etc.) and types */ 1100 1101 typedef 1102 acpi_status (*acpi_table_handler) (u32 event, void *table, void *context); 1103 1104 /* Table Event Types */ 1105 1106 #define ACPI_TABLE_EVENT_LOAD 0x0 1107 #define ACPI_TABLE_EVENT_UNLOAD 0x1 1108 #define ACPI_TABLE_EVENT_INSTALL 0x2 1109 #define ACPI_TABLE_EVENT_UNINSTALL 0x3 1110 #define ACPI_NUM_TABLE_EVENTS 4 1111 1112 /* Address Spaces (For Operation Regions) */ 1113 1114 typedef 1115 acpi_status (*acpi_adr_space_handler) (u32 function, 1116 acpi_physical_address address, 1117 u32 bit_width, 1118 u64 *value, 1119 void *handler_context, 1120 void *region_context); 1121 1122 #define ACPI_DEFAULT_HANDLER NULL 1123 1124 /* Special Context data for generic_serial_bus/general_purpose_io (ACPI 5.0) */ 1125 1126 struct acpi_connection_info { 1127 u8 *connection; 1128 u16 length; 1129 u8 access_length; 1130 }; 1131 1132 typedef 1133 acpi_status (*acpi_adr_space_setup) (acpi_handle region_handle, 1134 u32 function, 1135 void *handler_context, 1136 void **region_context); 1137 1138 #define ACPI_REGION_ACTIVATE 0 1139 #define ACPI_REGION_DEACTIVATE 1 1140 1141 typedef 1142 acpi_status (*acpi_walk_callback) (acpi_handle object, 1143 u32 nesting_level, 1144 void *context, void **return_value); 1145 1146 typedef 1147 u32 (*acpi_interface_handler) (acpi_string interface_name, u32 supported); 1148 1149 /* Interrupt handler return values */ 1150 1151 #define ACPI_INTERRUPT_NOT_HANDLED 0x00 1152 #define ACPI_INTERRUPT_HANDLED 0x01 1153 1154 /* GPE handler return values */ 1155 1156 #define ACPI_REENABLE_GPE 0x80 1157 1158 /* Length of 32-bit EISAID values when converted back to a string */ 1159 1160 #define ACPI_EISAID_STRING_SIZE 8 /* Includes null terminator */ 1161 1162 /* Length of UUID (string) values */ 1163 1164 #define ACPI_UUID_LENGTH 16 1165 1166 /* Length of 3-byte PCI class code values when converted back to a string */ 1167 1168 #define ACPI_PCICLS_STRING_SIZE 7 /* Includes null terminator */ 1169 1170 /* Structures used for device/processor HID, UID, CID */ 1171 1172 struct acpi_pnp_device_id { 1173 u32 length; /* Length of string + null */ 1174 char *string; 1175 }; 1176 1177 struct acpi_pnp_device_id_list { 1178 u32 count; /* Number of IDs in Ids array */ 1179 u32 list_size; /* Size of list, including ID strings */ 1180 struct acpi_pnp_device_id ids[1]; /* ID array */ 1181 }; 1182 1183 /* 1184 * Structure returned from acpi_get_object_info. 1185 * Optimized for both 32-bit and 64-bit builds. 1186 */ 1187 struct acpi_device_info { 1188 u32 info_size; /* Size of info, including ID strings */ 1189 u32 name; /* ACPI object Name */ 1190 acpi_object_type type; /* ACPI object Type */ 1191 u8 param_count; /* If a method, required parameter count */ 1192 u16 valid; /* Indicates which optional fields are valid */ 1193 u8 flags; /* Miscellaneous info */ 1194 u8 highest_dstates[4]; /* _sx_d values: 0xFF indicates not valid */ 1195 u8 lowest_dstates[5]; /* _sx_w values: 0xFF indicates not valid */ 1196 u32 current_status; /* _STA value */ 1197 u64 address; /* _ADR value */ 1198 struct acpi_pnp_device_id hardware_id; /* _HID value */ 1199 struct acpi_pnp_device_id unique_id; /* _UID value */ 1200 struct acpi_pnp_device_id class_code; /* _CLS value */ 1201 struct acpi_pnp_device_id_list compatible_id_list; /* _CID list <must be last> */ 1202 }; 1203 1204 /* Values for Flags field above (acpi_get_object_info) */ 1205 1206 #define ACPI_PCI_ROOT_BRIDGE 0x01 1207 1208 /* Flags for Valid field above (acpi_get_object_info) */ 1209 1210 #define ACPI_VALID_STA 0x0001 1211 #define ACPI_VALID_ADR 0x0002 1212 #define ACPI_VALID_HID 0x0004 1213 #define ACPI_VALID_UID 0x0008 1214 #define ACPI_VALID_CID 0x0020 1215 #define ACPI_VALID_CLS 0x0040 1216 #define ACPI_VALID_SXDS 0x0100 1217 #define ACPI_VALID_SXWS 0x0200 1218 1219 /* Flags for _STA method */ 1220 1221 #define ACPI_STA_DEVICE_PRESENT 0x01 1222 #define ACPI_STA_DEVICE_ENABLED 0x02 1223 #define ACPI_STA_DEVICE_UI 0x04 1224 #define ACPI_STA_DEVICE_FUNCTIONING 0x08 1225 #define ACPI_STA_DEVICE_OK 0x08 /* Synonym */ 1226 #define ACPI_STA_BATTERY_PRESENT 0x10 1227 1228 /* Context structs for address space handlers */ 1229 1230 struct acpi_pci_id { 1231 u16 segment; 1232 u16 bus; 1233 u16 device; 1234 u16 function; 1235 }; 1236 1237 struct acpi_mem_space_context { 1238 u32 length; 1239 acpi_physical_address address; 1240 acpi_physical_address mapped_physical_address; 1241 u8 *mapped_logical_address; 1242 acpi_size mapped_length; 1243 }; 1244 1245 /* 1246 * struct acpi_memory_list is used only if the ACPICA local cache is enabled 1247 */ 1248 struct acpi_memory_list { 1249 const char *list_name; 1250 void *list_head; 1251 u16 object_size; 1252 u16 max_depth; 1253 u16 current_depth; 1254 1255 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 1256 1257 /* Statistics for debug memory tracking only */ 1258 1259 u32 total_allocated; 1260 u32 total_freed; 1261 u32 max_occupied; 1262 u32 total_size; 1263 u32 current_total_size; 1264 u32 requests; 1265 u32 hits; 1266 #endif 1267 }; 1268 1269 /* Definitions of trace event types */ 1270 1271 typedef enum { 1272 ACPI_TRACE_AML_METHOD, 1273 ACPI_TRACE_AML_OPCODE, 1274 ACPI_TRACE_AML_REGION 1275 } acpi_trace_event_type; 1276 1277 /* Definitions of _OSI support */ 1278 1279 #define ACPI_VENDOR_STRINGS 0x01 1280 #define ACPI_FEATURE_STRINGS 0x02 1281 #define ACPI_ENABLE_INTERFACES 0x00 1282 #define ACPI_DISABLE_INTERFACES 0x04 1283 1284 #define ACPI_DISABLE_ALL_VENDOR_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_VENDOR_STRINGS) 1285 #define ACPI_DISABLE_ALL_FEATURE_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_FEATURE_STRINGS) 1286 #define ACPI_DISABLE_ALL_STRINGS (ACPI_DISABLE_INTERFACES | ACPI_VENDOR_STRINGS | ACPI_FEATURE_STRINGS) 1287 #define ACPI_ENABLE_ALL_VENDOR_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_VENDOR_STRINGS) 1288 #define ACPI_ENABLE_ALL_FEATURE_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_FEATURE_STRINGS) 1289 #define ACPI_ENABLE_ALL_STRINGS (ACPI_ENABLE_INTERFACES | ACPI_VENDOR_STRINGS | ACPI_FEATURE_STRINGS) 1290 1291 #define ACPI_OSI_WIN_2000 0x01 1292 #define ACPI_OSI_WIN_XP 0x02 1293 #define ACPI_OSI_WIN_XP_SP1 0x03 1294 #define ACPI_OSI_WINSRV_2003 0x04 1295 #define ACPI_OSI_WIN_XP_SP2 0x05 1296 #define ACPI_OSI_WINSRV_2003_SP1 0x06 1297 #define ACPI_OSI_WIN_VISTA 0x07 1298 #define ACPI_OSI_WINSRV_2008 0x08 1299 #define ACPI_OSI_WIN_VISTA_SP1 0x09 1300 #define ACPI_OSI_WIN_VISTA_SP2 0x0A 1301 #define ACPI_OSI_WIN_7 0x0B 1302 #define ACPI_OSI_WIN_8 0x0C 1303 #define ACPI_OSI_WIN_10 0x0D 1304 #define ACPI_OSI_WIN_10_RS1 0x0E 1305 #define ACPI_OSI_WIN_10_RS2 0x0F 1306 1307 /* Definitions of getopt */ 1308 1309 #define ACPI_OPT_END -1 1310 1311 #endif /* __ACTYPES_H__ */ 1312