1 /****************************************************************************** 2 * 3 * Name: actypes.h - Common data types for the entire ACPI subsystem 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2008, 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 * 123 * Common types for all compilers, all targets 124 * 125 ******************************************************************************/ 126 127 typedef unsigned char BOOLEAN; 128 typedef unsigned char UINT8; 129 typedef unsigned short UINT16; 130 typedef COMPILER_DEPENDENT_UINT64 UINT64; 131 typedef COMPILER_DEPENDENT_INT64 INT64; 132 133 /*! [End] no source code translation !*/ 134 135 /******************************************************************************* 136 * 137 * Types specific to 64-bit targets 138 * 139 ******************************************************************************/ 140 141 #if ACPI_MACHINE_WIDTH == 64 142 143 /*! [Begin] no source code translation (keep the typedefs as-is) */ 144 145 typedef unsigned int UINT32; 146 typedef int INT32; 147 148 /*! [End] no source code translation !*/ 149 150 typedef s64 acpi_native_int; 151 152 typedef u64 acpi_size; 153 typedef u64 acpi_io_address; 154 typedef u64 acpi_physical_address; 155 156 #define ACPI_MAX_PTR ACPI_UINT64_MAX 157 #define ACPI_SIZE_MAX ACPI_UINT64_MAX 158 159 #define ACPI_USE_NATIVE_DIVIDE /* Has native 64-bit integer support */ 160 161 /* 162 * In the case of the Itanium Processor Family (IPF), the hardware does not 163 * support misaligned memory transfers. Set the MISALIGNMENT_NOT_SUPPORTED flag 164 * to indicate that special precautions must be taken to avoid alignment faults. 165 * (IA64 or ia64 is currently used by existing compilers to indicate IPF.) 166 * 167 * Note: Em64_t and other X86-64 processors support misaligned transfers, 168 * so there is no need to define this flag. 169 */ 170 #if defined (__IA64__) || defined (__ia64__) 171 #define ACPI_MISALIGNMENT_NOT_SUPPORTED 172 #endif 173 174 /******************************************************************************* 175 * 176 * Types specific to 32-bit targets 177 * 178 ******************************************************************************/ 179 180 #elif ACPI_MACHINE_WIDTH == 32 181 182 /*! [Begin] no source code translation (keep the typedefs as-is) */ 183 184 typedef unsigned int UINT32; 185 typedef int INT32; 186 187 /*! [End] no source code translation !*/ 188 189 typedef s32 acpi_native_int; 190 191 typedef u32 acpi_size; 192 typedef u32 acpi_io_address; 193 typedef u32 acpi_physical_address; 194 195 #define ACPI_MAX_PTR ACPI_UINT32_MAX 196 #define ACPI_SIZE_MAX ACPI_UINT32_MAX 197 198 #else 199 200 /* ACPI_MACHINE_WIDTH must be either 64 or 32 */ 201 202 #error unknown ACPI_MACHINE_WIDTH 203 #endif 204 205 /******************************************************************************* 206 * 207 * OS-dependent and compiler-dependent types 208 * 209 * If the defaults below are not appropriate for the host system, they can 210 * be defined in the compiler-specific or OS-specific header, and this will 211 * take precedence. 212 * 213 ******************************************************************************/ 214 215 /* Value returned by acpi_os_get_thread_id */ 216 217 #ifndef acpi_thread_id 218 #define acpi_thread_id acpi_size 219 #endif 220 221 /* Object returned from acpi_os_create_lock */ 222 223 #ifndef acpi_spinlock 224 #define acpi_spinlock void * 225 #endif 226 227 /* Flags for acpi_os_acquire_lock/acpi_os_release_lock */ 228 229 #ifndef acpi_cpu_flags 230 #define acpi_cpu_flags acpi_size 231 #endif 232 233 /* Object returned from acpi_os_create_cache */ 234 235 #ifndef acpi_cache_t 236 #define acpi_cache_t struct acpi_memory_list 237 #endif 238 239 /* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */ 240 241 #ifndef acpi_uintptr_t 242 #define acpi_uintptr_t void * 243 #endif 244 245 /* 246 * ACPI_PRINTF_LIKE is used to tag functions as "printf-like" because 247 * some compilers can catch printf format string problems 248 */ 249 #ifndef ACPI_PRINTF_LIKE 250 #define ACPI_PRINTF_LIKE(c) 251 #endif 252 253 /* 254 * Some compilers complain about unused variables. Sometimes we don't want to 255 * use all the variables (for example, _acpi_module_name). This allows us 256 * to to tell the compiler in a per-variable manner that a variable 257 * is unused 258 */ 259 #ifndef ACPI_UNUSED_VAR 260 #define ACPI_UNUSED_VAR 261 #endif 262 263 /* 264 * All ACPICA functions that are available to the rest of the kernel are 265 * tagged with this macro which can be defined as appropriate for the host. 266 */ 267 #ifndef ACPI_EXPORT_SYMBOL 268 #define ACPI_EXPORT_SYMBOL(symbol) 269 #endif 270 271 /******************************************************************************* 272 * 273 * Independent types 274 * 275 ******************************************************************************/ 276 277 /* Logical defines and NULL */ 278 279 #ifdef FALSE 280 #undef FALSE 281 #endif 282 #define FALSE (1 == 0) 283 284 #ifdef TRUE 285 #undef TRUE 286 #endif 287 #define TRUE (1 == 1) 288 289 #ifndef NULL 290 #define NULL (void *) 0 291 #endif 292 293 /* 294 * Mescellaneous types 295 */ 296 typedef u32 acpi_status; /* All ACPI Exceptions */ 297 typedef u32 acpi_name; /* 4-byte ACPI name */ 298 typedef char *acpi_string; /* Null terminated ASCII string */ 299 typedef void *acpi_handle; /* Actually a ptr to a NS Node */ 300 301 struct uint64_struct { 302 u32 lo; 303 u32 hi; 304 }; 305 306 union uint64_overlay { 307 u64 full; 308 struct uint64_struct part; 309 }; 310 311 struct uint32_struct { 312 u32 lo; 313 u32 hi; 314 }; 315 316 /* Synchronization objects */ 317 318 #define acpi_mutex void * 319 #define acpi_semaphore void * 320 321 /* 322 * Acpi integer width. In ACPI version 1, integers are 32 bits. In ACPI 323 * version 2, integers are 64 bits. Note that this pertains to the ACPI integer 324 * type only, not other integers used in the implementation of the ACPI CA 325 * subsystem. 326 */ 327 typedef unsigned long long acpi_integer; 328 #define ACPI_INTEGER_MAX ACPI_UINT64_MAX 329 #define ACPI_INTEGER_BIT_SIZE 64 330 #define ACPI_MAX_DECIMAL_DIGITS 20 /* 2^64 = 18,446,744,073,709,551,616 */ 331 332 #if ACPI_MACHINE_WIDTH == 64 333 #define ACPI_USE_NATIVE_DIVIDE /* Use compiler native 64-bit divide */ 334 #endif 335 336 #define ACPI_MAX64_DECIMAL_DIGITS 20 337 #define ACPI_MAX32_DECIMAL_DIGITS 10 338 #define ACPI_MAX16_DECIMAL_DIGITS 5 339 #define ACPI_MAX8_DECIMAL_DIGITS 3 340 341 /* 342 * Constants with special meanings 343 */ 344 #define ACPI_ROOT_OBJECT ACPI_ADD_PTR (acpi_handle, NULL, ACPI_MAX_PTR) 345 346 /* 347 * Initialization sequence 348 */ 349 #define ACPI_FULL_INITIALIZATION 0x00 350 #define ACPI_NO_ADDRESS_SPACE_INIT 0x01 351 #define ACPI_NO_HARDWARE_INIT 0x02 352 #define ACPI_NO_EVENT_INIT 0x04 353 #define ACPI_NO_HANDLER_INIT 0x08 354 #define ACPI_NO_ACPI_ENABLE 0x10 355 #define ACPI_NO_DEVICE_INIT 0x20 356 #define ACPI_NO_OBJECT_INIT 0x40 357 358 /* 359 * Initialization state 360 */ 361 #define ACPI_SUBSYSTEM_INITIALIZE 0x01 362 #define ACPI_INITIALIZED_OK 0x02 363 364 /* 365 * Power state values 366 */ 367 #define ACPI_STATE_UNKNOWN (u8) 0xFF 368 369 #define ACPI_STATE_S0 (u8) 0 370 #define ACPI_STATE_S1 (u8) 1 371 #define ACPI_STATE_S2 (u8) 2 372 #define ACPI_STATE_S3 (u8) 3 373 #define ACPI_STATE_S4 (u8) 4 374 #define ACPI_STATE_S5 (u8) 5 375 #define ACPI_S_STATES_MAX ACPI_STATE_S5 376 #define ACPI_S_STATE_COUNT 6 377 378 #define ACPI_STATE_D0 (u8) 0 379 #define ACPI_STATE_D1 (u8) 1 380 #define ACPI_STATE_D2 (u8) 2 381 #define ACPI_STATE_D3 (u8) 3 382 #define ACPI_D_STATES_MAX ACPI_STATE_D3 383 #define ACPI_D_STATE_COUNT 4 384 385 #define ACPI_STATE_C0 (u8) 0 386 #define ACPI_STATE_C1 (u8) 1 387 #define ACPI_STATE_C2 (u8) 2 388 #define ACPI_STATE_C3 (u8) 3 389 #define ACPI_C_STATES_MAX ACPI_STATE_C3 390 #define ACPI_C_STATE_COUNT 4 391 392 /* 393 * Sleep type invalid value 394 */ 395 #define ACPI_SLEEP_TYPE_MAX 0x7 396 #define ACPI_SLEEP_TYPE_INVALID 0xFF 397 398 /* 399 * Standard notify values 400 */ 401 #define ACPI_NOTIFY_BUS_CHECK (u8) 0x00 402 #define ACPI_NOTIFY_DEVICE_CHECK (u8) 0x01 403 #define ACPI_NOTIFY_DEVICE_WAKE (u8) 0x02 404 #define ACPI_NOTIFY_EJECT_REQUEST (u8) 0x03 405 #define ACPI_NOTIFY_DEVICE_CHECK_LIGHT (u8) 0x04 406 #define ACPI_NOTIFY_FREQUENCY_MISMATCH (u8) 0x05 407 #define ACPI_NOTIFY_BUS_MODE_MISMATCH (u8) 0x06 408 #define ACPI_NOTIFY_POWER_FAULT (u8) 0x07 409 #define ACPI_NOTIFY_CAPABILITIES_CHECK (u8) 0x08 410 #define ACPI_NOTIFY_DEVICE_PLD_CHECK (u8) 0x09 411 #define ACPI_NOTIFY_RESERVED (u8) 0x0A 412 #define ACPI_NOTIFY_LOCALITY_UPDATE (u8) 0x0B 413 414 #define ACPI_NOTIFY_MAX 0x0B 415 416 /* 417 * Types associated with ACPI names and objects. The first group of 418 * values (up to ACPI_TYPE_EXTERNAL_MAX) correspond to the definition 419 * of the ACPI object_type() operator (See the ACPI Spec). Therefore, 420 * only add to the first group if the spec changes. 421 * 422 * NOTE: Types must be kept in sync with the global acpi_ns_properties 423 * and acpi_ns_type_names arrays. 424 */ 425 typedef u32 acpi_object_type; 426 427 #define ACPI_TYPE_ANY 0x00 428 #define ACPI_TYPE_INTEGER 0x01 /* Byte/Word/Dword/Zero/One/Ones */ 429 #define ACPI_TYPE_STRING 0x02 430 #define ACPI_TYPE_BUFFER 0x03 431 #define ACPI_TYPE_PACKAGE 0x04 /* byte_const, multiple data_term/Constant/super_name */ 432 #define ACPI_TYPE_FIELD_UNIT 0x05 433 #define ACPI_TYPE_DEVICE 0x06 /* Name, multiple Node */ 434 #define ACPI_TYPE_EVENT 0x07 435 #define ACPI_TYPE_METHOD 0x08 /* Name, byte_const, multiple Code */ 436 #define ACPI_TYPE_MUTEX 0x09 437 #define ACPI_TYPE_REGION 0x0A 438 #define ACPI_TYPE_POWER 0x0B /* Name,byte_const,word_const,multi Node */ 439 #define ACPI_TYPE_PROCESSOR 0x0C /* Name,byte_const,Dword_const,byte_const,multi nm_o */ 440 #define ACPI_TYPE_THERMAL 0x0D /* Name, multiple Node */ 441 #define ACPI_TYPE_BUFFER_FIELD 0x0E 442 #define ACPI_TYPE_DDB_HANDLE 0x0F 443 #define ACPI_TYPE_DEBUG_OBJECT 0x10 444 445 #define ACPI_TYPE_EXTERNAL_MAX 0x10 446 447 /* 448 * These are object types that do not map directly to the ACPI 449 * object_type() operator. They are used for various internal purposes only. 450 * If new predefined ACPI_TYPEs are added (via the ACPI specification), these 451 * internal types must move upwards. (There is code that depends on these 452 * values being contiguous with the external types above.) 453 */ 454 #define ACPI_TYPE_LOCAL_REGION_FIELD 0x11 455 #define ACPI_TYPE_LOCAL_BANK_FIELD 0x12 456 #define ACPI_TYPE_LOCAL_INDEX_FIELD 0x13 457 #define ACPI_TYPE_LOCAL_REFERENCE 0x14 /* Arg#, Local#, Name, Debug, ref_of, Index */ 458 #define ACPI_TYPE_LOCAL_ALIAS 0x15 459 #define ACPI_TYPE_LOCAL_METHOD_ALIAS 0x16 460 #define ACPI_TYPE_LOCAL_NOTIFY 0x17 461 #define ACPI_TYPE_LOCAL_ADDRESS_HANDLER 0x18 462 #define ACPI_TYPE_LOCAL_RESOURCE 0x19 463 #define ACPI_TYPE_LOCAL_RESOURCE_FIELD 0x1A 464 #define ACPI_TYPE_LOCAL_SCOPE 0x1B /* 1 Name, multiple object_list Nodes */ 465 466 #define ACPI_TYPE_NS_NODE_MAX 0x1B /* Last typecode used within a NS Node */ 467 468 /* 469 * These are special object types that never appear in 470 * a Namespace node, only in an union acpi_operand_object 471 */ 472 #define ACPI_TYPE_LOCAL_EXTRA 0x1C 473 #define ACPI_TYPE_LOCAL_DATA 0x1D 474 475 #define ACPI_TYPE_LOCAL_MAX 0x1D 476 477 /* All types above here are invalid */ 478 479 #define ACPI_TYPE_INVALID 0x1E 480 #define ACPI_TYPE_NOT_FOUND 0xFF 481 482 #define ACPI_NUM_NS_TYPES (ACPI_TYPE_INVALID + 1) 483 484 /* 485 * All I/O 486 */ 487 #define ACPI_READ 0 488 #define ACPI_WRITE 1 489 #define ACPI_IO_MASK 1 490 491 /* 492 * Event Types: Fixed & General Purpose 493 */ 494 typedef u32 acpi_event_type; 495 496 /* 497 * Fixed events 498 */ 499 #define ACPI_EVENT_PMTIMER 0 500 #define ACPI_EVENT_GLOBAL 1 501 #define ACPI_EVENT_POWER_BUTTON 2 502 #define ACPI_EVENT_SLEEP_BUTTON 3 503 #define ACPI_EVENT_RTC 4 504 #define ACPI_EVENT_MAX 4 505 #define ACPI_NUM_FIXED_EVENTS ACPI_EVENT_MAX + 1 506 507 /* 508 * Event Status - Per event 509 * ------------- 510 * The encoding of acpi_event_status is illustrated below. 511 * Note that a set bit (1) indicates the property is TRUE 512 * (e.g. if bit 0 is set then the event is enabled). 513 * +-------------+-+-+-+ 514 * | Bits 31:3 |2|1|0| 515 * +-------------+-+-+-+ 516 * | | | | 517 * | | | +- Enabled? 518 * | | +--- Enabled for wake? 519 * | +----- Set? 520 * +----------- <Reserved> 521 */ 522 typedef u32 acpi_event_status; 523 524 #define ACPI_EVENT_FLAG_DISABLED (acpi_event_status) 0x00 525 #define ACPI_EVENT_FLAG_ENABLED (acpi_event_status) 0x01 526 #define ACPI_EVENT_FLAG_WAKE_ENABLED (acpi_event_status) 0x02 527 #define ACPI_EVENT_FLAG_SET (acpi_event_status) 0x04 528 #define ACPI_EVENT_FLAG_HANDLE (acpi_event_status) 0x08 529 530 /* 531 * General Purpose Events (GPE) 532 */ 533 #define ACPI_GPE_INVALID 0xFF 534 #define ACPI_GPE_MAX 0xFF 535 #define ACPI_NUM_GPE 256 536 537 #define ACPI_GPE_ENABLE 0 538 #define ACPI_GPE_DISABLE 1 539 540 /* 541 * GPE info flags - Per GPE 542 * +-+-+-+---+---+-+ 543 * |7|6|5|4:3|2:1|0| 544 * +-+-+-+---+---+-+ 545 * | | | | | | 546 * | | | | | +--- Interrupt type: Edge or Level Triggered 547 * | | | | +--- Type: Wake-only, Runtime-only, or wake/runtime 548 * | | | +--- Type of dispatch -- to method, handler, or none 549 * | | +--- Enabled for runtime? 550 * | +--- Enabled for wake? 551 * +--- Unused 552 */ 553 #define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x01 554 #define ACPI_GPE_LEVEL_TRIGGERED (u8) 0x01 555 #define ACPI_GPE_EDGE_TRIGGERED (u8) 0x00 556 557 #define ACPI_GPE_TYPE_MASK (u8) 0x06 558 #define ACPI_GPE_TYPE_WAKE_RUN (u8) 0x06 559 #define ACPI_GPE_TYPE_WAKE (u8) 0x02 560 #define ACPI_GPE_TYPE_RUNTIME (u8) 0x04 /* Default */ 561 562 #define ACPI_GPE_DISPATCH_MASK (u8) 0x18 563 #define ACPI_GPE_DISPATCH_HANDLER (u8) 0x08 564 #define ACPI_GPE_DISPATCH_METHOD (u8) 0x10 565 #define ACPI_GPE_DISPATCH_NOT_USED (u8) 0x00 /* Default */ 566 567 #define ACPI_GPE_RUN_ENABLE_MASK (u8) 0x20 568 #define ACPI_GPE_RUN_ENABLED (u8) 0x20 569 #define ACPI_GPE_RUN_DISABLED (u8) 0x00 /* Default */ 570 571 #define ACPI_GPE_WAKE_ENABLE_MASK (u8) 0x40 572 #define ACPI_GPE_WAKE_ENABLED (u8) 0x40 573 #define ACPI_GPE_WAKE_DISABLED (u8) 0x00 /* Default */ 574 575 #define ACPI_GPE_ENABLE_MASK (u8) 0x60 /* Both run/wake */ 576 577 /* 578 * Flags for GPE and Lock interfaces 579 */ 580 #define ACPI_EVENT_WAKE_ENABLE 0x2 /* acpi_gpe_enable */ 581 #define ACPI_EVENT_WAKE_DISABLE 0x2 /* acpi_gpe_disable */ 582 583 #define ACPI_NOT_ISR 0x1 584 #define ACPI_ISR 0x0 585 586 /* Notify types */ 587 588 #define ACPI_SYSTEM_NOTIFY 0x1 589 #define ACPI_DEVICE_NOTIFY 0x2 590 #define ACPI_ALL_NOTIFY (ACPI_SYSTEM_NOTIFY | ACPI_DEVICE_NOTIFY) 591 #define ACPI_MAX_NOTIFY_HANDLER_TYPE 0x3 592 593 #define ACPI_MAX_SYS_NOTIFY 0x7f 594 595 /* Address Space (Operation Region) Types */ 596 597 typedef u8 acpi_adr_space_type; 598 599 #define ACPI_ADR_SPACE_SYSTEM_MEMORY (acpi_adr_space_type) 0 600 #define ACPI_ADR_SPACE_SYSTEM_IO (acpi_adr_space_type) 1 601 #define ACPI_ADR_SPACE_PCI_CONFIG (acpi_adr_space_type) 2 602 #define ACPI_ADR_SPACE_EC (acpi_adr_space_type) 3 603 #define ACPI_ADR_SPACE_SMBUS (acpi_adr_space_type) 4 604 #define ACPI_ADR_SPACE_CMOS (acpi_adr_space_type) 5 605 #define ACPI_ADR_SPACE_PCI_BAR_TARGET (acpi_adr_space_type) 6 606 #define ACPI_ADR_SPACE_DATA_TABLE (acpi_adr_space_type) 7 607 #define ACPI_ADR_SPACE_FIXED_HARDWARE (acpi_adr_space_type) 127 608 609 /* 610 * bit_register IDs 611 * 612 * These values are intended to be used by the hardware interfaces 613 * and are mapped to individual bitfields defined within the ACPI 614 * registers. See the acpi_gbl_bit_register_info global table in utglobal.c 615 * for this mapping. 616 */ 617 618 /* PM1 Status register */ 619 620 #define ACPI_BITREG_TIMER_STATUS 0x00 621 #define ACPI_BITREG_BUS_MASTER_STATUS 0x01 622 #define ACPI_BITREG_GLOBAL_LOCK_STATUS 0x02 623 #define ACPI_BITREG_POWER_BUTTON_STATUS 0x03 624 #define ACPI_BITREG_SLEEP_BUTTON_STATUS 0x04 625 #define ACPI_BITREG_RT_CLOCK_STATUS 0x05 626 #define ACPI_BITREG_WAKE_STATUS 0x06 627 #define ACPI_BITREG_PCIEXP_WAKE_STATUS 0x07 628 629 /* PM1 Enable register */ 630 631 #define ACPI_BITREG_TIMER_ENABLE 0x08 632 #define ACPI_BITREG_GLOBAL_LOCK_ENABLE 0x09 633 #define ACPI_BITREG_POWER_BUTTON_ENABLE 0x0A 634 #define ACPI_BITREG_SLEEP_BUTTON_ENABLE 0x0B 635 #define ACPI_BITREG_RT_CLOCK_ENABLE 0x0C 636 #define ACPI_BITREG_PCIEXP_WAKE_DISABLE 0x0D 637 638 /* PM1 Control register */ 639 640 #define ACPI_BITREG_SCI_ENABLE 0x0E 641 #define ACPI_BITREG_BUS_MASTER_RLD 0x0F 642 #define ACPI_BITREG_GLOBAL_LOCK_RELEASE 0x10 643 #define ACPI_BITREG_SLEEP_TYPE_A 0x11 644 #define ACPI_BITREG_SLEEP_TYPE_B 0x12 645 #define ACPI_BITREG_SLEEP_ENABLE 0x13 646 647 /* PM2 Control register */ 648 649 #define ACPI_BITREG_ARB_DISABLE 0x14 650 651 #define ACPI_BITREG_MAX 0x14 652 #define ACPI_NUM_BITREG ACPI_BITREG_MAX + 1 653 654 /* 655 * External ACPI object definition 656 */ 657 658 /* 659 * Note: Type == ACPI_TYPE_ANY (0) is used to indicate a NULL package element 660 * or an unresolved named reference. 661 */ 662 union acpi_object { 663 acpi_object_type type; /* See definition of acpi_ns_type for values */ 664 struct { 665 acpi_object_type type; /* ACPI_TYPE_INTEGER */ 666 acpi_integer value; /* The actual number */ 667 } integer; 668 669 struct { 670 acpi_object_type type; /* ACPI_TYPE_STRING */ 671 u32 length; /* # of bytes in string, excluding trailing null */ 672 char *pointer; /* points to the string value */ 673 } string; 674 675 struct { 676 acpi_object_type type; /* ACPI_TYPE_BUFFER */ 677 u32 length; /* # of bytes in buffer */ 678 u8 *pointer; /* points to the buffer */ 679 } buffer; 680 681 struct { 682 acpi_object_type type; /* ACPI_TYPE_PACKAGE */ 683 u32 count; /* # of elements in package */ 684 union acpi_object *elements; /* Pointer to an array of ACPI_OBJECTs */ 685 } package; 686 687 struct { 688 acpi_object_type type; /* ACPI_TYPE_LOCAL_REFERENCE */ 689 acpi_object_type actual_type; /* Type associated with the Handle */ 690 acpi_handle handle; /* object reference */ 691 } reference; 692 693 struct { 694 acpi_object_type type; /* ACPI_TYPE_PROCESSOR */ 695 u32 proc_id; 696 acpi_io_address pblk_address; 697 u32 pblk_length; 698 } processor; 699 700 struct { 701 acpi_object_type type; /* ACPI_TYPE_POWER */ 702 u32 system_level; 703 u32 resource_order; 704 } power_resource; 705 }; 706 707 /* 708 * List of objects, used as a parameter list for control method evaluation 709 */ 710 struct acpi_object_list { 711 u32 count; 712 union acpi_object *pointer; 713 }; 714 715 /* 716 * Miscellaneous common Data Structures used by the interfaces 717 */ 718 #define ACPI_NO_BUFFER 0 719 #define ACPI_ALLOCATE_BUFFER (acpi_size) (-1) 720 #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (-2) 721 722 struct acpi_buffer { 723 acpi_size length; /* Length in bytes of the buffer */ 724 void *pointer; /* pointer to buffer */ 725 }; 726 727 /* 728 * name_type for acpi_get_name 729 */ 730 #define ACPI_FULL_PATHNAME 0 731 #define ACPI_SINGLE_NAME 1 732 #define ACPI_NAME_TYPE_MAX 1 733 734 /* 735 * Structure and flags for acpi_get_system_info 736 */ 737 #define ACPI_SYS_MODE_UNKNOWN 0x0000 738 #define ACPI_SYS_MODE_ACPI 0x0001 739 #define ACPI_SYS_MODE_LEGACY 0x0002 740 #define ACPI_SYS_MODES_MASK 0x0003 741 742 /* 743 * System info returned by acpi_get_system_info() 744 */ 745 struct acpi_system_info { 746 u32 acpi_ca_version; 747 u32 flags; 748 u32 timer_resolution; 749 u32 reserved1; 750 u32 reserved2; 751 u32 debug_level; 752 u32 debug_layer; 753 }; 754 755 /* Table Event Types */ 756 757 #define ACPI_TABLE_EVENT_LOAD 0x0 758 #define ACPI_TABLE_EVENT_UNLOAD 0x1 759 #define ACPI_NUM_TABLE_EVENTS 2 760 761 /* 762 * Types specific to the OS service interfaces 763 */ 764 typedef u32(ACPI_SYSTEM_XFACE * acpi_osd_handler) (void *context); 765 766 typedef void 767 (ACPI_SYSTEM_XFACE * acpi_osd_exec_callback) (void *context); 768 769 /* 770 * Various handlers and callback procedures 771 */ 772 typedef u32(*acpi_event_handler) (void *context); 773 774 typedef 775 void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context); 776 777 typedef 778 void (*acpi_object_handler) (acpi_handle object, u32 function, void *data); 779 780 typedef acpi_status(*acpi_init_handler) (acpi_handle object, u32 function); 781 782 #define ACPI_INIT_DEVICE_INI 1 783 784 typedef 785 acpi_status(*acpi_exception_handler) (acpi_status aml_status, 786 acpi_name name, 787 u16 opcode, 788 u32 aml_offset, void *context); 789 790 /* Table Event handler (Load, load_table etc) and types */ 791 792 typedef 793 acpi_status(*acpi_tbl_handler) (u32 event, void *table, void *context); 794 795 /* Address Spaces (For Operation Regions) */ 796 797 typedef 798 acpi_status(*acpi_adr_space_handler) (u32 function, 799 acpi_physical_address address, 800 u32 bit_width, 801 acpi_integer * value, 802 void *handler_context, 803 void *region_context); 804 805 #define ACPI_DEFAULT_HANDLER NULL 806 807 typedef 808 acpi_status(*acpi_adr_space_setup) (acpi_handle region_handle, 809 u32 function, 810 void *handler_context, 811 void **region_context); 812 813 #define ACPI_REGION_ACTIVATE 0 814 #define ACPI_REGION_DEACTIVATE 1 815 816 typedef 817 acpi_status(*acpi_walk_callback) (acpi_handle obj_handle, 818 u32 nesting_level, 819 void *context, void **return_value); 820 821 /* Interrupt handler return values */ 822 823 #define ACPI_INTERRUPT_NOT_HANDLED 0x00 824 #define ACPI_INTERRUPT_HANDLED 0x01 825 826 /* Common string version of device HIDs and UIDs */ 827 828 struct acpica_device_id { 829 char value[ACPI_DEVICE_ID_LENGTH]; 830 }; 831 832 /* Common string version of device CIDs */ 833 834 struct acpi_compatible_id { 835 char value[ACPI_MAX_CID_LENGTH]; 836 }; 837 838 struct acpi_compatible_id_list { 839 u32 count; 840 u32 size; 841 struct acpi_compatible_id id[1]; 842 }; 843 844 /* Structure and flags for acpi_get_object_info */ 845 846 #define ACPI_VALID_STA 0x0001 847 #define ACPI_VALID_ADR 0x0002 848 #define ACPI_VALID_HID 0x0004 849 #define ACPI_VALID_UID 0x0008 850 #define ACPI_VALID_CID 0x0010 851 #define ACPI_VALID_SXDS 0x0020 852 853 /* Flags for _STA method */ 854 855 #define ACPI_STA_DEVICE_PRESENT 0x01 856 #define ACPI_STA_DEVICE_ENABLED 0x02 857 #define ACPI_STA_DEVICE_UI 0x04 858 #define ACPI_STA_DEVICE_FUNCTIONING 0x08 859 #define ACPI_STA_DEVICE_OK 0x08 /* Synonym */ 860 #define ACPI_STA_BATTERY_PRESENT 0x10 861 862 #define ACPI_COMMON_OBJ_INFO \ 863 acpi_object_type type; /* ACPI object type */ \ 864 acpi_name name /* ACPI object Name */ 865 866 struct acpi_obj_info_header { 867 ACPI_COMMON_OBJ_INFO; 868 }; 869 870 /* Structure returned from Get Object Info */ 871 872 struct acpi_device_info { 873 ACPI_COMMON_OBJ_INFO; 874 875 u32 param_count; /* If a method, required parameter count */ 876 u32 valid; /* Indicates which fields below are valid */ 877 u32 current_status; /* _STA value */ 878 acpi_integer address; /* _ADR value if any */ 879 struct acpica_device_id hardware_id; /* _HID value if any */ 880 struct acpica_device_id unique_id; /* _UID value if any */ 881 u8 highest_dstates[4]; /* _sx_d values: 0xFF indicates not valid */ 882 struct acpi_compatible_id_list compatibility_id; /* List of _CIDs if any */ 883 }; 884 885 /* Context structs for address space handlers */ 886 887 struct acpi_pci_id { 888 u16 segment; 889 u16 bus; 890 u16 device; 891 u16 function; 892 }; 893 894 struct acpi_mem_space_context { 895 u32 length; 896 acpi_physical_address address; 897 acpi_physical_address mapped_physical_address; 898 u8 *mapped_logical_address; 899 acpi_size mapped_length; 900 }; 901 902 /* 903 * Definitions for Resource Attributes 904 */ 905 typedef u16 acpi_rs_length; /* Resource Length field is fixed at 16 bits */ 906 typedef u32 acpi_rsdesc_size; /* Max Resource Descriptor size is (Length+3) = (64_k-1)+3 */ 907 908 /* 909 * Memory Attributes 910 */ 911 #define ACPI_READ_ONLY_MEMORY (u8) 0x00 912 #define ACPI_READ_WRITE_MEMORY (u8) 0x01 913 914 #define ACPI_NON_CACHEABLE_MEMORY (u8) 0x00 915 #define ACPI_CACHABLE_MEMORY (u8) 0x01 916 #define ACPI_WRITE_COMBINING_MEMORY (u8) 0x02 917 #define ACPI_PREFETCHABLE_MEMORY (u8) 0x03 918 919 /* 920 * IO Attributes 921 * The ISA IO ranges are: n000-n0_fFh, n400-n4_fFh, n800-n8_fFh, n_c00-n_cFFh. 922 * The non-ISA IO ranges are: n100-n3_fFh, n500-n7_fFh, n900-n_bFFh, n_cd0-n_fFFh. 923 */ 924 #define ACPI_NON_ISA_ONLY_RANGES (u8) 0x01 925 #define ACPI_ISA_ONLY_RANGES (u8) 0x02 926 #define ACPI_ENTIRE_RANGE (ACPI_NON_ISA_ONLY_RANGES | ACPI_ISA_ONLY_RANGES) 927 928 /* Type of translation - 1=Sparse, 0=Dense */ 929 930 #define ACPI_SPARSE_TRANSLATION (u8) 0x01 931 932 /* 933 * IO Port Descriptor Decode 934 */ 935 #define ACPI_DECODE_10 (u8) 0x00 /* 10-bit IO address decode */ 936 #define ACPI_DECODE_16 (u8) 0x01 /* 16-bit IO address decode */ 937 938 /* 939 * IRQ Attributes 940 */ 941 #define ACPI_LEVEL_SENSITIVE (u8) 0x00 942 #define ACPI_EDGE_SENSITIVE (u8) 0x01 943 944 #define ACPI_ACTIVE_HIGH (u8) 0x00 945 #define ACPI_ACTIVE_LOW (u8) 0x01 946 947 #define ACPI_EXCLUSIVE (u8) 0x00 948 #define ACPI_SHARED (u8) 0x01 949 950 /* 951 * DMA Attributes 952 */ 953 #define ACPI_COMPATIBILITY (u8) 0x00 954 #define ACPI_TYPE_A (u8) 0x01 955 #define ACPI_TYPE_B (u8) 0x02 956 #define ACPI_TYPE_F (u8) 0x03 957 958 #define ACPI_NOT_BUS_MASTER (u8) 0x00 959 #define ACPI_BUS_MASTER (u8) 0x01 960 961 #define ACPI_TRANSFER_8 (u8) 0x00 962 #define ACPI_TRANSFER_8_16 (u8) 0x01 963 #define ACPI_TRANSFER_16 (u8) 0x02 964 965 /* 966 * Start Dependent Functions Priority definitions 967 */ 968 #define ACPI_GOOD_CONFIGURATION (u8) 0x00 969 #define ACPI_ACCEPTABLE_CONFIGURATION (u8) 0x01 970 #define ACPI_SUB_OPTIMAL_CONFIGURATION (u8) 0x02 971 972 /* 973 * 16, 32 and 64-bit Address Descriptor resource types 974 */ 975 #define ACPI_MEMORY_RANGE (u8) 0x00 976 #define ACPI_IO_RANGE (u8) 0x01 977 #define ACPI_BUS_NUMBER_RANGE (u8) 0x02 978 979 #define ACPI_ADDRESS_NOT_FIXED (u8) 0x00 980 #define ACPI_ADDRESS_FIXED (u8) 0x01 981 982 #define ACPI_POS_DECODE (u8) 0x00 983 #define ACPI_SUB_DECODE (u8) 0x01 984 985 #define ACPI_PRODUCER (u8) 0x00 986 #define ACPI_CONSUMER (u8) 0x01 987 988 /* 989 * If possible, pack the following structures to byte alignment 990 */ 991 #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED 992 #pragma pack(1) 993 #endif 994 995 /* UUID data structures for use in vendor-defined resource descriptors */ 996 997 struct acpi_uuid { 998 u8 data[ACPI_UUID_LENGTH]; 999 }; 1000 1001 struct acpi_vendor_uuid { 1002 u8 subtype; 1003 u8 data[ACPI_UUID_LENGTH]; 1004 }; 1005 1006 /* 1007 * Structures used to describe device resources 1008 */ 1009 struct acpi_resource_irq { 1010 u8 descriptor_length; 1011 u8 triggering; 1012 u8 polarity; 1013 u8 sharable; 1014 u8 interrupt_count; 1015 u8 interrupts[1]; 1016 }; 1017 1018 struct acpi_resource_dma { 1019 u8 type; 1020 u8 bus_master; 1021 u8 transfer; 1022 u8 channel_count; 1023 u8 channels[1]; 1024 }; 1025 1026 struct acpi_resource_start_dependent { 1027 u8 descriptor_length; 1028 u8 compatibility_priority; 1029 u8 performance_robustness; 1030 }; 1031 1032 /* 1033 * END_DEPENDENT_FUNCTIONS_RESOURCE struct is not 1034 * needed because it has no fields 1035 */ 1036 1037 struct acpi_resource_io { 1038 u8 io_decode; 1039 u8 alignment; 1040 u8 address_length; 1041 u16 minimum; 1042 u16 maximum; 1043 }; 1044 1045 struct acpi_resource_fixed_io { 1046 u16 address; 1047 u8 address_length; 1048 }; 1049 1050 struct acpi_resource_vendor { 1051 u16 byte_length; 1052 u8 byte_data[1]; 1053 }; 1054 1055 /* Vendor resource with UUID info (introduced in ACPI 3.0) */ 1056 1057 struct acpi_resource_vendor_typed { 1058 u16 byte_length; 1059 u8 uuid_subtype; 1060 u8 uuid[ACPI_UUID_LENGTH]; 1061 u8 byte_data[1]; 1062 }; 1063 1064 struct acpi_resource_end_tag { 1065 u8 checksum; 1066 }; 1067 1068 struct acpi_resource_memory24 { 1069 u8 write_protect; 1070 u16 minimum; 1071 u16 maximum; 1072 u16 alignment; 1073 u16 address_length; 1074 }; 1075 1076 struct acpi_resource_memory32 { 1077 u8 write_protect; 1078 u32 minimum; 1079 u32 maximum; 1080 u32 alignment; 1081 u32 address_length; 1082 }; 1083 1084 struct acpi_resource_fixed_memory32 { 1085 u8 write_protect; 1086 u32 address; 1087 u32 address_length; 1088 }; 1089 1090 struct acpi_memory_attribute { 1091 u8 write_protect; 1092 u8 caching; 1093 u8 range_type; 1094 u8 translation; 1095 }; 1096 1097 struct acpi_io_attribute { 1098 u8 range_type; 1099 u8 translation; 1100 u8 translation_type; 1101 u8 reserved1; 1102 }; 1103 1104 union acpi_resource_attribute { 1105 struct acpi_memory_attribute mem; 1106 struct acpi_io_attribute io; 1107 1108 /* Used for the *word_space macros */ 1109 1110 u8 type_specific; 1111 }; 1112 1113 struct acpi_resource_source { 1114 u8 index; 1115 u16 string_length; 1116 char *string_ptr; 1117 }; 1118 1119 /* Fields common to all address descriptors, 16/32/64 bit */ 1120 1121 #define ACPI_RESOURCE_ADDRESS_COMMON \ 1122 u8 resource_type; \ 1123 u8 producer_consumer; \ 1124 u8 decode; \ 1125 u8 min_address_fixed; \ 1126 u8 max_address_fixed; \ 1127 union acpi_resource_attribute info; 1128 1129 struct acpi_resource_address { 1130 ACPI_RESOURCE_ADDRESS_COMMON}; 1131 1132 struct acpi_resource_address16 { 1133 ACPI_RESOURCE_ADDRESS_COMMON u16 granularity; 1134 u16 minimum; 1135 u16 maximum; 1136 u16 translation_offset; 1137 u16 address_length; 1138 struct acpi_resource_source resource_source; 1139 }; 1140 1141 struct acpi_resource_address32 { 1142 ACPI_RESOURCE_ADDRESS_COMMON u32 granularity; 1143 u32 minimum; 1144 u32 maximum; 1145 u32 translation_offset; 1146 u32 address_length; 1147 struct acpi_resource_source resource_source; 1148 }; 1149 1150 struct acpi_resource_address64 { 1151 ACPI_RESOURCE_ADDRESS_COMMON u64 granularity; 1152 u64 minimum; 1153 u64 maximum; 1154 u64 translation_offset; 1155 u64 address_length; 1156 struct acpi_resource_source resource_source; 1157 }; 1158 1159 struct acpi_resource_extended_address64 { 1160 ACPI_RESOURCE_ADDRESS_COMMON u8 revision_iD; 1161 u64 granularity; 1162 u64 minimum; 1163 u64 maximum; 1164 u64 translation_offset; 1165 u64 address_length; 1166 u64 type_specific; 1167 }; 1168 1169 struct acpi_resource_extended_irq { 1170 u8 producer_consumer; 1171 u8 triggering; 1172 u8 polarity; 1173 u8 sharable; 1174 u8 interrupt_count; 1175 struct acpi_resource_source resource_source; 1176 u32 interrupts[1]; 1177 }; 1178 1179 struct acpi_resource_generic_register { 1180 u8 space_id; 1181 u8 bit_width; 1182 u8 bit_offset; 1183 u8 access_size; 1184 u64 address; 1185 }; 1186 1187 /* ACPI_RESOURCE_TYPEs */ 1188 1189 #define ACPI_RESOURCE_TYPE_IRQ 0 1190 #define ACPI_RESOURCE_TYPE_DMA 1 1191 #define ACPI_RESOURCE_TYPE_START_DEPENDENT 2 1192 #define ACPI_RESOURCE_TYPE_END_DEPENDENT 3 1193 #define ACPI_RESOURCE_TYPE_IO 4 1194 #define ACPI_RESOURCE_TYPE_FIXED_IO 5 1195 #define ACPI_RESOURCE_TYPE_VENDOR 6 1196 #define ACPI_RESOURCE_TYPE_END_TAG 7 1197 #define ACPI_RESOURCE_TYPE_MEMORY24 8 1198 #define ACPI_RESOURCE_TYPE_MEMORY32 9 1199 #define ACPI_RESOURCE_TYPE_FIXED_MEMORY32 10 1200 #define ACPI_RESOURCE_TYPE_ADDRESS16 11 1201 #define ACPI_RESOURCE_TYPE_ADDRESS32 12 1202 #define ACPI_RESOURCE_TYPE_ADDRESS64 13 1203 #define ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 14 /* ACPI 3.0 */ 1204 #define ACPI_RESOURCE_TYPE_EXTENDED_IRQ 15 1205 #define ACPI_RESOURCE_TYPE_GENERIC_REGISTER 16 1206 #define ACPI_RESOURCE_TYPE_MAX 16 1207 1208 union acpi_resource_data { 1209 struct acpi_resource_irq irq; 1210 struct acpi_resource_dma dma; 1211 struct acpi_resource_start_dependent start_dpf; 1212 struct acpi_resource_io io; 1213 struct acpi_resource_fixed_io fixed_io; 1214 struct acpi_resource_vendor vendor; 1215 struct acpi_resource_vendor_typed vendor_typed; 1216 struct acpi_resource_end_tag end_tag; 1217 struct acpi_resource_memory24 memory24; 1218 struct acpi_resource_memory32 memory32; 1219 struct acpi_resource_fixed_memory32 fixed_memory32; 1220 struct acpi_resource_address16 address16; 1221 struct acpi_resource_address32 address32; 1222 struct acpi_resource_address64 address64; 1223 struct acpi_resource_extended_address64 ext_address64; 1224 struct acpi_resource_extended_irq extended_irq; 1225 struct acpi_resource_generic_register generic_reg; 1226 1227 /* Common fields */ 1228 1229 struct acpi_resource_address address; /* Common 16/32/64 address fields */ 1230 }; 1231 1232 struct acpi_resource { 1233 u32 type; 1234 u32 length; 1235 union acpi_resource_data data; 1236 }; 1237 1238 /* restore default alignment */ 1239 1240 #pragma pack() 1241 1242 #define ACPI_RS_SIZE_NO_DATA 8 /* Id + Length fields */ 1243 #define ACPI_RS_SIZE_MIN (u32) ACPI_ROUND_UP_TO_NATIVE_WORD (12) 1244 #define ACPI_RS_SIZE(type) (u32) (ACPI_RS_SIZE_NO_DATA + sizeof (type)) 1245 1246 #define ACPI_NEXT_RESOURCE(res) (struct acpi_resource *)((u8 *) res + res->length) 1247 1248 struct acpi_pci_routing_table { 1249 u32 length; 1250 u32 pin; 1251 acpi_integer address; /* here for 64-bit alignment */ 1252 u32 source_index; 1253 char source[4]; /* pad to 64 bits so sizeof() works in all cases */ 1254 }; 1255 1256 #endif /* __ACTYPES_H__ */ 1257