1 /****************************************************************************** 2 * 3 * Name: actypes.h - Common data types for the entire ACPI subsystem 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2011, 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 /*! [Begin] no source code translation */ 59 60 /* 61 * Data type ranges 62 * Note: These macros are designed to be compiler independent as well as 63 * working around problems that some 32-bit compilers have with 64-bit 64 * constants. 65 */ 66 #define ACPI_UINT8_MAX (UINT8) (~((UINT8) 0)) /* 0xFF */ 67 #define ACPI_UINT16_MAX (UINT16)(~((UINT16) 0)) /* 0xFFFF */ 68 #define ACPI_UINT32_MAX (UINT32)(~((UINT32) 0)) /* 0xFFFFFFFF */ 69 #define ACPI_UINT64_MAX (UINT64)(~((UINT64) 0)) /* 0xFFFFFFFFFFFFFFFF */ 70 #define ACPI_ASCII_MAX 0x7F 71 72 /* 73 * Architecture-specific ACPICA Subsystem Data Types 74 * 75 * The goal of these types is to provide source code portability across 76 * 16-bit, 32-bit, and 64-bit targets. 77 * 78 * 1) The following types are of fixed size for all targets (16/32/64): 79 * 80 * BOOLEAN Logical boolean 81 * 82 * UINT8 8-bit (1 byte) unsigned value 83 * UINT16 16-bit (2 byte) unsigned value 84 * UINT32 32-bit (4 byte) unsigned value 85 * UINT64 64-bit (8 byte) unsigned value 86 * 87 * INT16 16-bit (2 byte) signed value 88 * INT32 32-bit (4 byte) signed value 89 * INT64 64-bit (8 byte) signed value 90 * 91 * COMPILER_DEPENDENT_UINT64/INT64 - These types are defined in the 92 * compiler-dependent header(s) and were introduced because there is no common 93 * 64-bit integer type across the various compilation models, as shown in 94 * the table below. 95 * 96 * Datatype LP64 ILP64 LLP64 ILP32 LP32 16bit 97 * char 8 8 8 8 8 8 98 * short 16 16 16 16 16 16 99 * _int32 32 100 * int 32 64 32 32 16 16 101 * long 64 64 32 32 32 32 102 * long long 64 64 103 * pointer 64 64 64 32 32 32 104 * 105 * Note: ILP64 and LP32 are currently not supported. 106 * 107 * 108 * 2) These types represent the native word size of the target mode of the 109 * processor, and may be 16-bit, 32-bit, or 64-bit as required. They are 110 * usually used for memory allocation, efficient loop counters, and array 111 * indexes. The types are similar to the size_t type in the C library and are 112 * required because there is no C type that consistently represents the native 113 * data width. ACPI_SIZE is needed because there is no guarantee that a 114 * kernel-level C library is present. 115 * 116 * ACPI_SIZE 16/32/64-bit unsigned value 117 * ACPI_NATIVE_INT 16/32/64-bit signed value 118 */ 119 120 /******************************************************************************* 121 * 122 * Common types for all compilers, all targets 123 * 124 ******************************************************************************/ 125 126 typedef unsigned char BOOLEAN; 127 typedef unsigned char UINT8; 128 typedef unsigned short UINT16; 129 typedef COMPILER_DEPENDENT_UINT64 UINT64; 130 typedef COMPILER_DEPENDENT_INT64 INT64; 131 132 /*! [End] no source code translation !*/ 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 /*! [Begin] no source code translation (keep the typedefs as-is) */ 153 154 typedef unsigned int UINT32; 155 typedef int INT32; 156 157 /*! [End] no source code translation !*/ 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: Em64_t 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 /*! [Begin] no source code translation (keep the typedefs as-is) */ 192 193 typedef unsigned int UINT32; 194 typedef int INT32; 195 196 /*! [End] no source code translation !*/ 197 198 typedef s32 acpi_native_int; 199 200 typedef u32 acpi_size; 201 typedef u32 acpi_io_address; 202 typedef u32 acpi_physical_address; 203 204 #define ACPI_MAX_PTR ACPI_UINT32_MAX 205 #define ACPI_SIZE_MAX ACPI_UINT32_MAX 206 207 #else 208 209 /* ACPI_MACHINE_WIDTH must be either 64 or 32 */ 210 211 #error unknown ACPI_MACHINE_WIDTH 212 #endif 213 214 /******************************************************************************* 215 * 216 * OS-dependent types 217 * 218 * If the defaults below are not appropriate for the host system, they can 219 * be defined in the OS-specific header, and this will take precedence. 220 * 221 ******************************************************************************/ 222 223 /* Flags for acpi_os_acquire_lock/acpi_os_release_lock */ 224 225 #ifndef acpi_cpu_flags 226 #define acpi_cpu_flags acpi_size 227 #endif 228 229 /* Object returned from acpi_os_create_cache */ 230 231 #ifndef acpi_cache_t 232 #ifdef ACPI_USE_LOCAL_CACHE 233 #define acpi_cache_t struct acpi_memory_list 234 #else 235 #define acpi_cache_t void * 236 #endif 237 #endif 238 239 /* 240 * Synchronization objects - Mutexes, Semaphores, and spin_locks 241 */ 242 #if (ACPI_MUTEX_TYPE == ACPI_BINARY_SEMAPHORE) 243 /* 244 * These macros are used if the host OS does not support a mutex object. 245 * Map the OSL Mutex interfaces to binary semaphores. 246 */ 247 #define acpi_mutex acpi_semaphore 248 #define acpi_os_create_mutex(out_handle) acpi_os_create_semaphore (1, 1, out_handle) 249 #define acpi_os_delete_mutex(handle) (void) acpi_os_delete_semaphore (handle) 250 #define acpi_os_acquire_mutex(handle,time) acpi_os_wait_semaphore (handle, 1, time) 251 #define acpi_os_release_mutex(handle) (void) acpi_os_signal_semaphore (handle, 1) 252 #endif 253 254 /* Configurable types for synchronization objects */ 255 256 #ifndef acpi_spinlock 257 #define acpi_spinlock void * 258 #endif 259 260 #ifndef acpi_semaphore 261 #define acpi_semaphore void * 262 #endif 263 264 #ifndef acpi_mutex 265 #define acpi_mutex void * 266 #endif 267 268 /******************************************************************************* 269 * 270 * Compiler-dependent types 271 * 272 * If the defaults below are not appropriate for the host compiler, they can 273 * be defined in the compiler-specific header, and this will take precedence. 274 * 275 ******************************************************************************/ 276 277 /* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */ 278 279 #ifndef acpi_uintptr_t 280 #define acpi_uintptr_t void * 281 #endif 282 283 /* 284 * ACPI_PRINTF_LIKE is used to tag functions as "printf-like" because 285 * some compilers can catch printf format string problems 286 */ 287 #ifndef ACPI_PRINTF_LIKE 288 #define ACPI_PRINTF_LIKE(c) 289 #endif 290 291 /* 292 * Some compilers complain about unused variables. Sometimes we don't want to 293 * use all the variables (for example, _acpi_module_name). This allows us 294 * to tell the compiler in a per-variable manner that a variable 295 * is unused 296 */ 297 #ifndef ACPI_UNUSED_VAR 298 #define ACPI_UNUSED_VAR 299 #endif 300 301 /* 302 * All ACPICA functions that are available to the rest of the kernel are 303 * tagged with this macro which can be defined as appropriate for the host. 304 */ 305 #ifndef ACPI_EXPORT_SYMBOL 306 #define ACPI_EXPORT_SYMBOL(symbol) 307 #endif 308 309 /****************************************************************************** 310 * 311 * ACPI Specification constants (Do not change unless the specification changes) 312 * 313 *****************************************************************************/ 314 315 /* Number of distinct FADT-based GPE register blocks (GPE0 and GPE1) */ 316 317 #define ACPI_MAX_GPE_BLOCKS 2 318 319 /* Default ACPI register widths */ 320 321 #define ACPI_GPE_REGISTER_WIDTH 8 322 #define ACPI_PM1_REGISTER_WIDTH 16 323 #define ACPI_PM2_REGISTER_WIDTH 8 324 #define ACPI_PM_TIMER_WIDTH 32 325 326 /* Names within the namespace are 4 bytes long */ 327 328 #define ACPI_NAME_SIZE 4 329 #define ACPI_PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 char for separator */ 330 #define ACPI_PATH_SEPARATOR '.' 331 332 /* Sizes for ACPI table headers */ 333 334 #define ACPI_OEM_ID_SIZE 6 335 #define ACPI_OEM_TABLE_ID_SIZE 8 336 337 /* ACPI/PNP hardware IDs */ 338 339 #define PCI_ROOT_HID_STRING "PNP0A03" 340 #define PCI_EXPRESS_ROOT_HID_STRING "PNP0A08" 341 342 /* PM Timer ticks per second (HZ) */ 343 344 #define PM_TIMER_FREQUENCY 3579545 345 346 /******************************************************************************* 347 * 348 * Independent types 349 * 350 ******************************************************************************/ 351 352 /* Logical defines and NULL */ 353 354 #ifdef FALSE 355 #undef FALSE 356 #endif 357 #define FALSE (1 == 0) 358 359 #ifdef TRUE 360 #undef TRUE 361 #endif 362 #define TRUE (1 == 1) 363 364 #ifndef NULL 365 #define NULL (void *) 0 366 #endif 367 368 /* 369 * Miscellaneous types 370 */ 371 typedef u32 acpi_status; /* All ACPI Exceptions */ 372 typedef u32 acpi_name; /* 4-byte ACPI name */ 373 typedef char *acpi_string; /* Null terminated ASCII string */ 374 typedef void *acpi_handle; /* Actually a ptr to a NS Node */ 375 376 /* Owner IDs are used to track namespace nodes for selective deletion */ 377 378 typedef u8 acpi_owner_id; 379 #define ACPI_OWNER_ID_MAX 0xFF 380 381 #define ACPI_INTEGER_BIT_SIZE 64 382 #define ACPI_MAX_DECIMAL_DIGITS 20 /* 2^64 = 18,446,744,073,709,551,616 */ 383 384 #if ACPI_MACHINE_WIDTH == 64 385 #define ACPI_USE_NATIVE_DIVIDE /* Use compiler native 64-bit divide */ 386 #endif 387 388 #define ACPI_MAX64_DECIMAL_DIGITS 20 389 #define ACPI_MAX32_DECIMAL_DIGITS 10 390 #define ACPI_MAX16_DECIMAL_DIGITS 5 391 #define ACPI_MAX8_DECIMAL_DIGITS 3 392 393 /* PM Timer ticks per second (HZ) */ 394 395 #define PM_TIMER_FREQUENCY 3579545 396 397 /* 398 * Constants with special meanings 399 */ 400 #define ACPI_ROOT_OBJECT ACPI_ADD_PTR (acpi_handle, NULL, ACPI_MAX_PTR) 401 #define ACPI_WAIT_FOREVER 0xFFFF /* u16, as per ACPI spec */ 402 #define ACPI_DO_NOT_WAIT 0 403 404 /* 405 * Obsolete: Acpi integer width. In ACPI version 1 (1996), integers are 32 bits. 406 * In ACPI version 2 (2000) and later, integers are 64 bits. Note that this 407 * pertains to the ACPI integer type only, not to other integers used in the 408 * implementation of the ACPICA subsystem. 409 * 410 * 01/2010: This type is obsolete and has been removed from the entire ACPICA 411 * code base. It remains here for compatibility with device drivers that use 412 * the type. However, it will be removed in the future. 413 */ 414 typedef u64 acpi_integer; 415 #define ACPI_INTEGER_MAX ACPI_UINT64_MAX 416 417 /******************************************************************************* 418 * 419 * Commonly used macros 420 * 421 ******************************************************************************/ 422 423 /* Data manipulation */ 424 425 #define ACPI_LOBYTE(integer) ((u8) (u16)(integer)) 426 #define ACPI_HIBYTE(integer) ((u8) (((u16)(integer)) >> 8)) 427 #define ACPI_LOWORD(integer) ((u16) (u32)(integer)) 428 #define ACPI_HIWORD(integer) ((u16)(((u32)(integer)) >> 16)) 429 #define ACPI_LODWORD(integer64) ((u32) (u64)(integer64)) 430 #define ACPI_HIDWORD(integer64) ((u32)(((u64)(integer64)) >> 32)) 431 432 #define ACPI_SET_BIT(target,bit) ((target) |= (bit)) 433 #define ACPI_CLEAR_BIT(target,bit) ((target) &= ~(bit)) 434 #define ACPI_MIN(a,b) (((a)<(b))?(a):(b)) 435 #define ACPI_MAX(a,b) (((a)>(b))?(a):(b)) 436 437 /* Size calculation */ 438 439 #define ACPI_ARRAY_LENGTH(x) (sizeof(x) / sizeof((x)[0])) 440 441 /* Pointer manipulation */ 442 443 #define ACPI_CAST_PTR(t, p) ((t *) (acpi_uintptr_t) (p)) 444 #define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (acpi_uintptr_t) (p)) 445 #define ACPI_ADD_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) + (acpi_size)(b))) 446 #define ACPI_PTR_DIFF(a, b) (acpi_size) (ACPI_CAST_PTR (u8, (a)) - ACPI_CAST_PTR (u8, (b))) 447 448 /* Pointer/Integer type conversions */ 449 450 #define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void, (void *) NULL,(acpi_size) i) 451 #define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p, (void *) NULL) 452 #define ACPI_OFFSET(d, f) (acpi_size) ACPI_PTR_DIFF (&(((d *)0)->f), (void *) NULL) 453 #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) 454 #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) 455 456 #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED 457 #define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b))) 458 #else 459 #define ACPI_COMPARE_NAME(a,b) (!ACPI_STRNCMP (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE)) 460 #endif 461 462 /******************************************************************************* 463 * 464 * Miscellaneous constants 465 * 466 ******************************************************************************/ 467 468 /* 469 * Initialization sequence 470 */ 471 #define ACPI_FULL_INITIALIZATION 0x00 472 #define ACPI_NO_ADDRESS_SPACE_INIT 0x01 473 #define ACPI_NO_EVENT_INIT 0x04 474 #define ACPI_NO_HANDLER_INIT 0x08 475 #define ACPI_NO_ACPI_ENABLE 0x10 476 #define ACPI_NO_DEVICE_INIT 0x20 477 #define ACPI_NO_OBJECT_INIT 0x40 478 479 /* 480 * Initialization state 481 */ 482 #define ACPI_SUBSYSTEM_INITIALIZE 0x01 483 #define ACPI_INITIALIZED_OK 0x02 484 485 /* 486 * Power state values 487 */ 488 #define ACPI_STATE_UNKNOWN (u8) 0xFF 489 490 #define ACPI_STATE_S0 (u8) 0 491 #define ACPI_STATE_S1 (u8) 1 492 #define ACPI_STATE_S2 (u8) 2 493 #define ACPI_STATE_S3 (u8) 3 494 #define ACPI_STATE_S4 (u8) 4 495 #define ACPI_STATE_S5 (u8) 5 496 #define ACPI_S_STATES_MAX ACPI_STATE_S5 497 #define ACPI_S_STATE_COUNT 6 498 499 #define ACPI_STATE_D0 (u8) 0 500 #define ACPI_STATE_D1 (u8) 1 501 #define ACPI_STATE_D2 (u8) 2 502 #define ACPI_STATE_D3_HOT (u8) 3 503 #define ACPI_STATE_D3 (u8) 4 504 #define ACPI_STATE_D3_COLD ACPI_STATE_D3 505 #define ACPI_D_STATES_MAX ACPI_STATE_D3 506 #define ACPI_D_STATE_COUNT 5 507 508 #define ACPI_STATE_C0 (u8) 0 509 #define ACPI_STATE_C1 (u8) 1 510 #define ACPI_STATE_C2 (u8) 2 511 #define ACPI_STATE_C3 (u8) 3 512 #define ACPI_C_STATES_MAX ACPI_STATE_C3 513 #define ACPI_C_STATE_COUNT 4 514 515 /* 516 * Sleep type invalid value 517 */ 518 #define ACPI_SLEEP_TYPE_MAX 0x7 519 #define ACPI_SLEEP_TYPE_INVALID 0xFF 520 521 /* 522 * Sleep/Wake flags 523 */ 524 #define ACPI_NO_OPTIONAL_METHODS 0x00 /* Do not execute any optional methods */ 525 #define ACPI_EXECUTE_GTS 0x01 /* For enter sleep interface */ 526 #define ACPI_EXECUTE_BFS 0x02 /* For leave sleep prep interface */ 527 528 /* 529 * Standard notify values 530 */ 531 #define ACPI_NOTIFY_BUS_CHECK (u8) 0x00 532 #define ACPI_NOTIFY_DEVICE_CHECK (u8) 0x01 533 #define ACPI_NOTIFY_DEVICE_WAKE (u8) 0x02 534 #define ACPI_NOTIFY_EJECT_REQUEST (u8) 0x03 535 #define ACPI_NOTIFY_DEVICE_CHECK_LIGHT (u8) 0x04 536 #define ACPI_NOTIFY_FREQUENCY_MISMATCH (u8) 0x05 537 #define ACPI_NOTIFY_BUS_MODE_MISMATCH (u8) 0x06 538 #define ACPI_NOTIFY_POWER_FAULT (u8) 0x07 539 #define ACPI_NOTIFY_CAPABILITIES_CHECK (u8) 0x08 540 #define ACPI_NOTIFY_DEVICE_PLD_CHECK (u8) 0x09 541 #define ACPI_NOTIFY_RESERVED (u8) 0x0A 542 #define ACPI_NOTIFY_LOCALITY_UPDATE (u8) 0x0B 543 #define ACPI_NOTIFY_SHUTDOWN_REQUEST (u8) 0x0C 544 545 #define ACPI_NOTIFY_MAX 0x0C 546 547 /* 548 * Types associated with ACPI names and objects. The first group of 549 * values (up to ACPI_TYPE_EXTERNAL_MAX) correspond to the definition 550 * of the ACPI object_type() operator (See the ACPI Spec). Therefore, 551 * only add to the first group if the spec changes. 552 * 553 * NOTE: Types must be kept in sync with the global acpi_ns_properties 554 * and acpi_ns_type_names arrays. 555 */ 556 typedef u32 acpi_object_type; 557 558 #define ACPI_TYPE_ANY 0x00 559 #define ACPI_TYPE_INTEGER 0x01 /* Byte/Word/Dword/Zero/One/Ones */ 560 #define ACPI_TYPE_STRING 0x02 561 #define ACPI_TYPE_BUFFER 0x03 562 #define ACPI_TYPE_PACKAGE 0x04 /* byte_const, multiple data_term/Constant/super_name */ 563 #define ACPI_TYPE_FIELD_UNIT 0x05 564 #define ACPI_TYPE_DEVICE 0x06 /* Name, multiple Node */ 565 #define ACPI_TYPE_EVENT 0x07 566 #define ACPI_TYPE_METHOD 0x08 /* Name, byte_const, multiple Code */ 567 #define ACPI_TYPE_MUTEX 0x09 568 #define ACPI_TYPE_REGION 0x0A 569 #define ACPI_TYPE_POWER 0x0B /* Name,byte_const,word_const,multi Node */ 570 #define ACPI_TYPE_PROCESSOR 0x0C /* Name,byte_const,Dword_const,byte_const,multi nm_o */ 571 #define ACPI_TYPE_THERMAL 0x0D /* Name, multiple Node */ 572 #define ACPI_TYPE_BUFFER_FIELD 0x0E 573 #define ACPI_TYPE_DDB_HANDLE 0x0F 574 #define ACPI_TYPE_DEBUG_OBJECT 0x10 575 576 #define ACPI_TYPE_EXTERNAL_MAX 0x10 577 578 /* 579 * These are object types that do not map directly to the ACPI 580 * object_type() operator. They are used for various internal purposes only. 581 * If new predefined ACPI_TYPEs are added (via the ACPI specification), these 582 * internal types must move upwards. (There is code that depends on these 583 * values being contiguous with the external types above.) 584 */ 585 #define ACPI_TYPE_LOCAL_REGION_FIELD 0x11 586 #define ACPI_TYPE_LOCAL_BANK_FIELD 0x12 587 #define ACPI_TYPE_LOCAL_INDEX_FIELD 0x13 588 #define ACPI_TYPE_LOCAL_REFERENCE 0x14 /* Arg#, Local#, Name, Debug, ref_of, Index */ 589 #define ACPI_TYPE_LOCAL_ALIAS 0x15 590 #define ACPI_TYPE_LOCAL_METHOD_ALIAS 0x16 591 #define ACPI_TYPE_LOCAL_NOTIFY 0x17 592 #define ACPI_TYPE_LOCAL_ADDRESS_HANDLER 0x18 593 #define ACPI_TYPE_LOCAL_RESOURCE 0x19 594 #define ACPI_TYPE_LOCAL_RESOURCE_FIELD 0x1A 595 #define ACPI_TYPE_LOCAL_SCOPE 0x1B /* 1 Name, multiple object_list Nodes */ 596 597 #define ACPI_TYPE_NS_NODE_MAX 0x1B /* Last typecode used within a NS Node */ 598 599 /* 600 * These are special object types that never appear in 601 * a Namespace node, only in a union acpi_operand_object 602 */ 603 #define ACPI_TYPE_LOCAL_EXTRA 0x1C 604 #define ACPI_TYPE_LOCAL_DATA 0x1D 605 606 #define ACPI_TYPE_LOCAL_MAX 0x1D 607 608 /* All types above here are invalid */ 609 610 #define ACPI_TYPE_INVALID 0x1E 611 #define ACPI_TYPE_NOT_FOUND 0xFF 612 613 #define ACPI_NUM_NS_TYPES (ACPI_TYPE_INVALID + 1) 614 615 /* 616 * All I/O 617 */ 618 #define ACPI_READ 0 619 #define ACPI_WRITE 1 620 #define ACPI_IO_MASK 1 621 622 /* 623 * Event Types: Fixed & General Purpose 624 */ 625 typedef u32 acpi_event_type; 626 627 /* 628 * Fixed events 629 */ 630 #define ACPI_EVENT_PMTIMER 0 631 #define ACPI_EVENT_GLOBAL 1 632 #define ACPI_EVENT_POWER_BUTTON 2 633 #define ACPI_EVENT_SLEEP_BUTTON 3 634 #define ACPI_EVENT_RTC 4 635 #define ACPI_EVENT_MAX 4 636 #define ACPI_NUM_FIXED_EVENTS ACPI_EVENT_MAX + 1 637 638 /* 639 * Event Status - Per event 640 * ------------- 641 * The encoding of acpi_event_status is illustrated below. 642 * Note that a set bit (1) indicates the property is TRUE 643 * (e.g. if bit 0 is set then the event is enabled). 644 * +-------------+-+-+-+ 645 * | Bits 31:3 |2|1|0| 646 * +-------------+-+-+-+ 647 * | | | | 648 * | | | +- Enabled? 649 * | | +--- Enabled for wake? 650 * | +----- Set? 651 * +----------- <Reserved> 652 */ 653 typedef u32 acpi_event_status; 654 655 #define ACPI_EVENT_FLAG_DISABLED (acpi_event_status) 0x00 656 #define ACPI_EVENT_FLAG_ENABLED (acpi_event_status) 0x01 657 #define ACPI_EVENT_FLAG_WAKE_ENABLED (acpi_event_status) 0x02 658 #define ACPI_EVENT_FLAG_SET (acpi_event_status) 0x04 659 #define ACPI_EVENT_FLAG_HANDLE (acpi_event_status) 0x08 660 661 /* 662 * General Purpose Events (GPE) 663 */ 664 #define ACPI_GPE_INVALID 0xFF 665 #define ACPI_GPE_MAX 0xFF 666 #define ACPI_NUM_GPE 256 667 668 /* Actions for acpi_set_gpe_wake_mask, acpi_hw_low_set_gpe */ 669 670 #define ACPI_GPE_ENABLE 0 671 #define ACPI_GPE_DISABLE 1 672 #define ACPI_GPE_CONDITIONAL_ENABLE 2 673 674 /* 675 * GPE info flags - Per GPE 676 * +-------+-+-+---+ 677 * | 7:4 |3|2|1:0| 678 * +-------+-+-+---+ 679 * | | | | 680 * | | | +-- Type of dispatch:to method, handler, notify, or none 681 * | | +----- Interrupt type: edge or level triggered 682 * | +------- Is a Wake GPE 683 * +------------ <Reserved> 684 */ 685 #define ACPI_GPE_DISPATCH_NONE (u8) 0x00 686 #define ACPI_GPE_DISPATCH_METHOD (u8) 0x01 687 #define ACPI_GPE_DISPATCH_HANDLER (u8) 0x02 688 #define ACPI_GPE_DISPATCH_NOTIFY (u8) 0x03 689 #define ACPI_GPE_DISPATCH_MASK (u8) 0x03 690 691 #define ACPI_GPE_LEVEL_TRIGGERED (u8) 0x04 692 #define ACPI_GPE_EDGE_TRIGGERED (u8) 0x00 693 #define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x04 694 695 #define ACPI_GPE_CAN_WAKE (u8) 0x08 696 697 /* 698 * Flags for GPE and Lock interfaces 699 */ 700 #define ACPI_NOT_ISR 0x1 701 #define ACPI_ISR 0x0 702 703 /* Notify types */ 704 705 #define ACPI_SYSTEM_NOTIFY 0x1 706 #define ACPI_DEVICE_NOTIFY 0x2 707 #define ACPI_ALL_NOTIFY (ACPI_SYSTEM_NOTIFY | ACPI_DEVICE_NOTIFY) 708 #define ACPI_MAX_NOTIFY_HANDLER_TYPE 0x3 709 710 #define ACPI_MAX_SYS_NOTIFY 0x7F 711 #define ACPI_MAX_DEVICE_SPECIFIC_NOTIFY 0xBF 712 713 /* Address Space (Operation Region) Types */ 714 715 typedef u8 acpi_adr_space_type; 716 717 #define ACPI_ADR_SPACE_SYSTEM_MEMORY (acpi_adr_space_type) 0 718 #define ACPI_ADR_SPACE_SYSTEM_IO (acpi_adr_space_type) 1 719 #define ACPI_ADR_SPACE_PCI_CONFIG (acpi_adr_space_type) 2 720 #define ACPI_ADR_SPACE_EC (acpi_adr_space_type) 3 721 #define ACPI_ADR_SPACE_SMBUS (acpi_adr_space_type) 4 722 #define ACPI_ADR_SPACE_CMOS (acpi_adr_space_type) 5 723 #define ACPI_ADR_SPACE_PCI_BAR_TARGET (acpi_adr_space_type) 6 724 #define ACPI_ADR_SPACE_IPMI (acpi_adr_space_type) 7 725 #define ACPI_ADR_SPACE_GPIO (acpi_adr_space_type) 8 726 #define ACPI_ADR_SPACE_GSBUS (acpi_adr_space_type) 9 727 728 #define ACPI_NUM_PREDEFINED_REGIONS 10 729 730 /* 731 * Special Address Spaces 732 * 733 * Note: A Data Table region is a special type of operation region 734 * that has its own AML opcode. However, internally, the AML 735 * interpreter simply creates an operation region with an an address 736 * space type of ACPI_ADR_SPACE_DATA_TABLE. 737 */ 738 #define ACPI_ADR_SPACE_DATA_TABLE (acpi_adr_space_type) 0x7E /* Internal to ACPICA only */ 739 #define ACPI_ADR_SPACE_FIXED_HARDWARE (acpi_adr_space_type) 0x7F 740 741 /* Values for _REG connection code */ 742 743 #define ACPI_REG_DISCONNECT 0 744 #define ACPI_REG_CONNECT 1 745 746 /* 747 * bit_register IDs 748 * 749 * These values are intended to be used by the hardware interfaces 750 * and are mapped to individual bitfields defined within the ACPI 751 * registers. See the acpi_gbl_bit_register_info global table in utglobal.c 752 * for this mapping. 753 */ 754 755 /* PM1 Status register */ 756 757 #define ACPI_BITREG_TIMER_STATUS 0x00 758 #define ACPI_BITREG_BUS_MASTER_STATUS 0x01 759 #define ACPI_BITREG_GLOBAL_LOCK_STATUS 0x02 760 #define ACPI_BITREG_POWER_BUTTON_STATUS 0x03 761 #define ACPI_BITREG_SLEEP_BUTTON_STATUS 0x04 762 #define ACPI_BITREG_RT_CLOCK_STATUS 0x05 763 #define ACPI_BITREG_WAKE_STATUS 0x06 764 #define ACPI_BITREG_PCIEXP_WAKE_STATUS 0x07 765 766 /* PM1 Enable register */ 767 768 #define ACPI_BITREG_TIMER_ENABLE 0x08 769 #define ACPI_BITREG_GLOBAL_LOCK_ENABLE 0x09 770 #define ACPI_BITREG_POWER_BUTTON_ENABLE 0x0A 771 #define ACPI_BITREG_SLEEP_BUTTON_ENABLE 0x0B 772 #define ACPI_BITREG_RT_CLOCK_ENABLE 0x0C 773 #define ACPI_BITREG_PCIEXP_WAKE_DISABLE 0x0D 774 775 /* PM1 Control register */ 776 777 #define ACPI_BITREG_SCI_ENABLE 0x0E 778 #define ACPI_BITREG_BUS_MASTER_RLD 0x0F 779 #define ACPI_BITREG_GLOBAL_LOCK_RELEASE 0x10 780 #define ACPI_BITREG_SLEEP_TYPE 0x11 781 #define ACPI_BITREG_SLEEP_ENABLE 0x12 782 783 /* PM2 Control register */ 784 785 #define ACPI_BITREG_ARB_DISABLE 0x13 786 787 #define ACPI_BITREG_MAX 0x13 788 #define ACPI_NUM_BITREG ACPI_BITREG_MAX + 1 789 790 /* Status register values. A 1 clears a status bit. 0 = no effect */ 791 792 #define ACPI_CLEAR_STATUS 1 793 794 /* Enable and Control register values */ 795 796 #define ACPI_ENABLE_EVENT 1 797 #define ACPI_DISABLE_EVENT 0 798 799 /* Sleep function dispatch */ 800 801 typedef acpi_status(*ACPI_SLEEP_FUNCTION) (u8 sleep_state, u8 flags); 802 803 struct acpi_sleep_functions { 804 ACPI_SLEEP_FUNCTION legacy_function; 805 ACPI_SLEEP_FUNCTION extended_function; 806 }; 807 808 /* 809 * External ACPI object definition 810 */ 811 812 /* 813 * Note: Type == ACPI_TYPE_ANY (0) is used to indicate a NULL package element 814 * or an unresolved named reference. 815 */ 816 union acpi_object { 817 acpi_object_type type; /* See definition of acpi_ns_type for values */ 818 struct { 819 acpi_object_type type; /* ACPI_TYPE_INTEGER */ 820 u64 value; /* The actual number */ 821 } integer; 822 823 struct { 824 acpi_object_type type; /* ACPI_TYPE_STRING */ 825 u32 length; /* # of bytes in string, excluding trailing null */ 826 char *pointer; /* points to the string value */ 827 } string; 828 829 struct { 830 acpi_object_type type; /* ACPI_TYPE_BUFFER */ 831 u32 length; /* # of bytes in buffer */ 832 u8 *pointer; /* points to the buffer */ 833 } buffer; 834 835 struct { 836 acpi_object_type type; /* ACPI_TYPE_PACKAGE */ 837 u32 count; /* # of elements in package */ 838 union acpi_object *elements; /* Pointer to an array of ACPI_OBJECTs */ 839 } package; 840 841 struct { 842 acpi_object_type type; /* ACPI_TYPE_LOCAL_REFERENCE */ 843 acpi_object_type actual_type; /* Type associated with the Handle */ 844 acpi_handle handle; /* object reference */ 845 } reference; 846 847 struct { 848 acpi_object_type type; /* ACPI_TYPE_PROCESSOR */ 849 u32 proc_id; 850 acpi_io_address pblk_address; 851 u32 pblk_length; 852 } processor; 853 854 struct { 855 acpi_object_type type; /* ACPI_TYPE_POWER */ 856 u32 system_level; 857 u32 resource_order; 858 } power_resource; 859 }; 860 861 /* 862 * List of objects, used as a parameter list for control method evaluation 863 */ 864 struct acpi_object_list { 865 u32 count; 866 union acpi_object *pointer; 867 }; 868 869 /* 870 * Miscellaneous common Data Structures used by the interfaces 871 */ 872 #define ACPI_NO_BUFFER 0 873 #define ACPI_ALLOCATE_BUFFER (acpi_size) (-1) 874 #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (-2) 875 876 struct acpi_buffer { 877 acpi_size length; /* Length in bytes of the buffer */ 878 void *pointer; /* pointer to buffer */ 879 }; 880 881 /* 882 * name_type for acpi_get_name 883 */ 884 #define ACPI_FULL_PATHNAME 0 885 #define ACPI_SINGLE_NAME 1 886 #define ACPI_NAME_TYPE_MAX 1 887 888 /* 889 * Predefined Namespace items 890 */ 891 struct acpi_predefined_names { 892 char *name; 893 u8 type; 894 char *val; 895 }; 896 897 /* 898 * Structure and flags for acpi_get_system_info 899 */ 900 #define ACPI_SYS_MODE_UNKNOWN 0x0000 901 #define ACPI_SYS_MODE_ACPI 0x0001 902 #define ACPI_SYS_MODE_LEGACY 0x0002 903 #define ACPI_SYS_MODES_MASK 0x0003 904 905 /* 906 * System info returned by acpi_get_system_info() 907 */ 908 struct acpi_system_info { 909 u32 acpi_ca_version; 910 u32 flags; 911 u32 timer_resolution; 912 u32 reserved1; 913 u32 reserved2; 914 u32 debug_level; 915 u32 debug_layer; 916 }; 917 918 /* Table Event Types */ 919 920 #define ACPI_TABLE_EVENT_LOAD 0x0 921 #define ACPI_TABLE_EVENT_UNLOAD 0x1 922 #define ACPI_NUM_TABLE_EVENTS 2 923 924 /* 925 * Types specific to the OS service interfaces 926 */ 927 typedef u32(ACPI_SYSTEM_XFACE * acpi_osd_handler) (void *context); 928 929 typedef void 930 (ACPI_SYSTEM_XFACE * acpi_osd_exec_callback) (void *context); 931 932 /* 933 * Various handlers and callback procedures 934 */ 935 typedef 936 void (*ACPI_GBL_EVENT_HANDLER) (u32 event_type, 937 acpi_handle device, 938 u32 event_number, void *context); 939 940 #define ACPI_EVENT_TYPE_GPE 0 941 #define ACPI_EVENT_TYPE_FIXED 1 942 943 typedef u32(*acpi_event_handler) (void *context); 944 945 typedef 946 u32 (*acpi_gpe_handler) (acpi_handle gpe_device, u32 gpe_number, void *context); 947 948 typedef 949 void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context); 950 951 typedef 952 void (*acpi_object_handler) (acpi_handle object, void *data); 953 954 typedef acpi_status(*acpi_init_handler) (acpi_handle object, u32 function); 955 956 #define ACPI_INIT_DEVICE_INI 1 957 958 typedef 959 acpi_status(*acpi_exception_handler) (acpi_status aml_status, 960 acpi_name name, 961 u16 opcode, 962 u32 aml_offset, void *context); 963 964 /* Table Event handler (Load, load_table, etc.) and types */ 965 966 typedef 967 acpi_status(*acpi_tbl_handler) (u32 event, void *table, void *context); 968 969 /* Address Spaces (For Operation Regions) */ 970 971 typedef 972 acpi_status(*acpi_adr_space_handler) (u32 function, 973 acpi_physical_address address, 974 u32 bit_width, 975 u64 *value, 976 void *handler_context, 977 void *region_context); 978 979 #define ACPI_DEFAULT_HANDLER NULL 980 981 /* Special Context data for generic_serial_bus/general_purpose_io (ACPI 5.0) */ 982 983 struct acpi_connection_info { 984 u8 *connection; 985 u16 length; 986 u8 access_length; 987 }; 988 989 typedef 990 acpi_status(*acpi_adr_space_setup) (acpi_handle region_handle, 991 u32 function, 992 void *handler_context, 993 void **region_context); 994 995 #define ACPI_REGION_ACTIVATE 0 996 #define ACPI_REGION_DEACTIVATE 1 997 998 typedef 999 acpi_status(*acpi_walk_callback) (acpi_handle object, 1000 u32 nesting_level, 1001 void *context, void **return_value); 1002 1003 typedef 1004 u32 (*acpi_interface_handler) (acpi_string interface_name, u32 supported); 1005 1006 /* Interrupt handler return values */ 1007 1008 #define ACPI_INTERRUPT_NOT_HANDLED 0x00 1009 #define ACPI_INTERRUPT_HANDLED 0x01 1010 1011 /* GPE handler return values */ 1012 1013 #define ACPI_REENABLE_GPE 0x80 1014 1015 /* Length of 32-bit EISAID values when converted back to a string */ 1016 1017 #define ACPI_EISAID_STRING_SIZE 8 /* Includes null terminator */ 1018 1019 /* Length of UUID (string) values */ 1020 1021 #define ACPI_UUID_LENGTH 16 1022 1023 /* Structures used for device/processor HID, UID, CID */ 1024 1025 struct acpica_device_id { 1026 u32 length; /* Length of string + null */ 1027 char *string; 1028 }; 1029 1030 struct acpica_device_id_list { 1031 u32 count; /* Number of IDs in Ids array */ 1032 u32 list_size; /* Size of list, including ID strings */ 1033 struct acpica_device_id ids[1]; /* ID array */ 1034 }; 1035 1036 /* 1037 * Structure returned from acpi_get_object_info. 1038 * Optimized for both 32- and 64-bit builds 1039 */ 1040 struct acpi_device_info { 1041 u32 info_size; /* Size of info, including ID strings */ 1042 u32 name; /* ACPI object Name */ 1043 acpi_object_type type; /* ACPI object Type */ 1044 u8 param_count; /* If a method, required parameter count */ 1045 u8 valid; /* Indicates which optional fields are valid */ 1046 u8 flags; /* Miscellaneous info */ 1047 u8 highest_dstates[4]; /* _sx_d values: 0xFF indicates not valid */ 1048 u8 lowest_dstates[5]; /* _sx_w values: 0xFF indicates not valid */ 1049 u32 current_status; /* _STA value */ 1050 u64 address; /* _ADR value */ 1051 struct acpica_device_id hardware_id; /* _HID value */ 1052 struct acpica_device_id unique_id; /* _UID value */ 1053 struct acpica_device_id_list compatible_id_list; /* _CID list <must be last> */ 1054 }; 1055 1056 /* Values for Flags field above (acpi_get_object_info) */ 1057 1058 #define ACPI_PCI_ROOT_BRIDGE 0x01 1059 1060 /* Flags for Valid field above (acpi_get_object_info) */ 1061 1062 #define ACPI_VALID_STA 0x01 1063 #define ACPI_VALID_ADR 0x02 1064 #define ACPI_VALID_HID 0x04 1065 #define ACPI_VALID_UID 0x08 1066 #define ACPI_VALID_CID 0x10 1067 #define ACPI_VALID_SXDS 0x20 1068 #define ACPI_VALID_SXWS 0x40 1069 1070 /* Flags for _STA method */ 1071 1072 #define ACPI_STA_DEVICE_PRESENT 0x01 1073 #define ACPI_STA_DEVICE_ENABLED 0x02 1074 #define ACPI_STA_DEVICE_UI 0x04 1075 #define ACPI_STA_DEVICE_FUNCTIONING 0x08 1076 #define ACPI_STA_DEVICE_OK 0x08 /* Synonym */ 1077 #define ACPI_STA_BATTERY_PRESENT 0x10 1078 1079 /* Context structs for address space handlers */ 1080 1081 struct acpi_pci_id { 1082 u16 segment; 1083 u16 bus; 1084 u16 device; 1085 u16 function; 1086 }; 1087 1088 struct acpi_mem_space_context { 1089 u32 length; 1090 acpi_physical_address address; 1091 acpi_physical_address mapped_physical_address; 1092 u8 *mapped_logical_address; 1093 acpi_size mapped_length; 1094 }; 1095 1096 /* 1097 * struct acpi_memory_list is used only if the ACPICA local cache is enabled 1098 */ 1099 struct acpi_memory_list { 1100 char *list_name; 1101 void *list_head; 1102 u16 object_size; 1103 u16 max_depth; 1104 u16 current_depth; 1105 u16 link_offset; 1106 1107 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 1108 1109 /* Statistics for debug memory tracking only */ 1110 1111 u32 total_allocated; 1112 u32 total_freed; 1113 u32 max_occupied; 1114 u32 total_size; 1115 u32 current_total_size; 1116 u32 requests; 1117 u32 hits; 1118 #endif 1119 }; 1120 1121 #endif /* __ACTYPES_H__ */ 1122