/****************************************************************************** * * Name: actypes.h - Common data types for the entire ACPI subsystem * *****************************************************************************/ /* * Copyright (C) 2000 - 2013, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification. * 2. Redistributions in binary form must reproduce at minimum a disclaimer * substantially similar to the "NO WARRANTY" disclaimer below * ("Disclaimer") and any redistribution must be conditioned upon * including a substantially similar Disclaimer requirement for further * binary redistribution. * 3. Neither the names of the above-listed copyright holders nor the names * of any contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * Alternatively, this software may be distributed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * * NO WARRANTY * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGES. */ #ifndef __ACTYPES_H__ #define __ACTYPES_H__ /* acpisrc:struct_defs -- for acpisrc conversion */ /* * ACPI_MACHINE_WIDTH must be specified in an OS- or compiler-dependent header * and must be either 32 or 64. 16-bit ACPICA is no longer supported, as of * 12/2006. */ #ifndef ACPI_MACHINE_WIDTH #error ACPI_MACHINE_WIDTH not defined #endif /*! [Begin] no source code translation */ /* * Data type ranges * Note: These macros are designed to be compiler independent as well as * working around problems that some 32-bit compilers have with 64-bit * constants. */ #define ACPI_UINT8_MAX (UINT8) (~((UINT8) 0)) /* 0xFF */ #define ACPI_UINT16_MAX (UINT16)(~((UINT16) 0)) /* 0xFFFF */ #define ACPI_UINT32_MAX (UINT32)(~((UINT32) 0)) /* 0xFFFFFFFF */ #define ACPI_UINT64_MAX (UINT64)(~((UINT64) 0)) /* 0xFFFFFFFFFFFFFFFF */ #define ACPI_ASCII_MAX 0x7F /* * Architecture-specific ACPICA Subsystem Data Types * * The goal of these types is to provide source code portability across * 16-bit, 32-bit, and 64-bit targets. * * 1) The following types are of fixed size for all targets (16/32/64): * * BOOLEAN Logical boolean * * UINT8 8-bit (1 byte) unsigned value * UINT16 16-bit (2 byte) unsigned value * UINT32 32-bit (4 byte) unsigned value * UINT64 64-bit (8 byte) unsigned value * * INT16 16-bit (2 byte) signed value * INT32 32-bit (4 byte) signed value * INT64 64-bit (8 byte) signed value * * COMPILER_DEPENDENT_UINT64/INT64 - These types are defined in the * compiler-dependent header(s) and were introduced because there is no common * 64-bit integer type across the various compilation models, as shown in * the table below. * * Datatype LP64 ILP64 LLP64 ILP32 LP32 16bit * char 8 8 8 8 8 8 * short 16 16 16 16 16 16 * _int32 32 * int 32 64 32 32 16 16 * long 64 64 32 32 32 32 * long long 64 64 * pointer 64 64 64 32 32 32 * * Note: ILP64 and LP32 are currently not supported. * * * 2) These types represent the native word size of the target mode of the * processor, and may be 16-bit, 32-bit, or 64-bit as required. They are * usually used for memory allocation, efficient loop counters, and array * indexes. The types are similar to the size_t type in the C library and are * required because there is no C type that consistently represents the native * data width. ACPI_SIZE is needed because there is no guarantee that a * kernel-level C library is present. * * ACPI_SIZE 16/32/64-bit unsigned value * ACPI_NATIVE_INT 16/32/64-bit signed value */ /******************************************************************************* * * Common types for all compilers, all targets * ******************************************************************************/ typedef unsigned char BOOLEAN; typedef unsigned char UINT8; typedef unsigned short UINT16; typedef COMPILER_DEPENDENT_UINT64 UINT64; typedef COMPILER_DEPENDENT_INT64 INT64; /*! [End] no source code translation !*/ /* * Value returned by acpi_os_get_thread_id. There is no standard "thread_id" * across operating systems or even the various UNIX systems. Since ACPICA * only needs the thread ID as a unique thread identifier, we use a u64 * as the only common data type - it will accommodate any type of pointer or * any type of integer. It is up to the host-dependent OSL to cast the * native thread ID type to a u64 (in acpi_os_get_thread_id). */ #define acpi_thread_id u64 /******************************************************************************* * * Types specific to 64-bit targets * ******************************************************************************/ #if ACPI_MACHINE_WIDTH == 64 /*! [Begin] no source code translation (keep the typedefs as-is) */ typedef unsigned int UINT32; typedef int INT32; /*! [End] no source code translation !*/ typedef s64 acpi_native_int; typedef u64 acpi_size; typedef u64 acpi_io_address; typedef u64 acpi_physical_address; #define ACPI_MAX_PTR ACPI_UINT64_MAX #define ACPI_SIZE_MAX ACPI_UINT64_MAX #define ACPI_USE_NATIVE_DIVIDE /* Has native 64-bit integer support */ /* * In the case of the Itanium Processor Family (IPF), the hardware does not * support misaligned memory transfers. Set the MISALIGNMENT_NOT_SUPPORTED flag * to indicate that special precautions must be taken to avoid alignment faults. * (IA64 or ia64 is currently used by existing compilers to indicate IPF.) * * Note: EM64T and other X86-64 processors support misaligned transfers, * so there is no need to define this flag. */ #if defined (__IA64__) || defined (__ia64__) #define ACPI_MISALIGNMENT_NOT_SUPPORTED #endif /******************************************************************************* * * Types specific to 32-bit targets * ******************************************************************************/ #elif ACPI_MACHINE_WIDTH == 32 /*! [Begin] no source code translation (keep the typedefs as-is) */ typedef unsigned int UINT32; typedef int INT32; /*! [End] no source code translation !*/ typedef s32 acpi_native_int; typedef u32 acpi_size; #ifdef ACPI_32BIT_PHYSICAL_ADDRESS /* * OSPMs can define this to shrink the size of the structures for 32-bit * none PAE environment. ASL compiler may always define this to generate * 32-bit OSPM compliant tables. */ typedef u32 acpi_io_address; typedef u32 acpi_physical_address; #else /* ACPI_32BIT_PHYSICAL_ADDRESS */ /* * It is reported that, after some calculations, the physical addresses can * wrap over the 32-bit boundary on 32-bit PAE environment. * https://bugzilla.kernel.org/show_bug.cgi?id=87971 */ typedef u64 acpi_io_address; typedef u64 acpi_physical_address; #endif /* ACPI_32BIT_PHYSICAL_ADDRESS */ #define ACPI_MAX_PTR ACPI_UINT32_MAX #define ACPI_SIZE_MAX ACPI_UINT32_MAX #else /* ACPI_MACHINE_WIDTH must be either 64 or 32 */ #error unknown ACPI_MACHINE_WIDTH #endif /******************************************************************************* * * OS-dependent types * * If the defaults below are not appropriate for the host system, they can * be defined in the OS-specific header, and this will take precedence. * ******************************************************************************/ /* Flags for acpi_os_acquire_lock/acpi_os_release_lock */ #ifndef acpi_cpu_flags #define acpi_cpu_flags acpi_size #endif /* Object returned from acpi_os_create_cache */ #ifndef acpi_cache_t #ifdef ACPI_USE_LOCAL_CACHE #define acpi_cache_t struct acpi_memory_list #else #define acpi_cache_t void * #endif #endif /* * Synchronization objects - Mutexes, Semaphores, and spin_locks */ #if (ACPI_MUTEX_TYPE == ACPI_BINARY_SEMAPHORE) /* * These macros are used if the host OS does not support a mutex object. * Map the OSL Mutex interfaces to binary semaphores. */ #define acpi_mutex acpi_semaphore #define acpi_os_create_mutex(out_handle) acpi_os_create_semaphore (1, 1, out_handle) #define acpi_os_delete_mutex(handle) (void) acpi_os_delete_semaphore (handle) #define acpi_os_acquire_mutex(handle,time) acpi_os_wait_semaphore (handle, 1, time) #define acpi_os_release_mutex(handle) (void) acpi_os_signal_semaphore (handle, 1) #endif /* Configurable types for synchronization objects */ #ifndef acpi_spinlock #define acpi_spinlock void * #endif #ifndef acpi_semaphore #define acpi_semaphore void * #endif #ifndef acpi_mutex #define acpi_mutex void * #endif /******************************************************************************* * * Compiler-dependent types * * If the defaults below are not appropriate for the host compiler, they can * be defined in the compiler-specific header, and this will take precedence. * ******************************************************************************/ /* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */ #ifndef acpi_uintptr_t #define acpi_uintptr_t void * #endif /* * ACPI_PRINTF_LIKE is used to tag functions as "printf-like" because * some compilers can catch printf format string problems */ #ifndef ACPI_PRINTF_LIKE #define ACPI_PRINTF_LIKE(c) #endif /* * Some compilers complain about unused variables. Sometimes we don't want to * use all the variables (for example, _acpi_module_name). This allows us * to tell the compiler in a per-variable manner that a variable * is unused */ #ifndef ACPI_UNUSED_VAR #define ACPI_UNUSED_VAR #endif /* * All ACPICA functions that are available to the rest of the kernel are * tagged with this macro which can be defined as appropriate for the host. */ #ifndef ACPI_EXPORT_SYMBOL #define ACPI_EXPORT_SYMBOL(symbol) #endif /****************************************************************************** * * ACPI Specification constants (Do not change unless the specification changes) * *****************************************************************************/ /* Number of distinct FADT-based GPE register blocks (GPE0 and GPE1) */ #define ACPI_MAX_GPE_BLOCKS 2 /* Default ACPI register widths */ #define ACPI_GPE_REGISTER_WIDTH 8 #define ACPI_PM1_REGISTER_WIDTH 16 #define ACPI_PM2_REGISTER_WIDTH 8 #define ACPI_PM_TIMER_WIDTH 32 /* Names within the namespace are 4 bytes long */ #define ACPI_NAME_SIZE 4 #define ACPI_PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 char for separator */ #define ACPI_PATH_SEPARATOR '.' /* Sizes for ACPI table headers */ #define ACPI_OEM_ID_SIZE 6 #define ACPI_OEM_TABLE_ID_SIZE 8 /* ACPI/PNP hardware IDs */ #define PCI_ROOT_HID_STRING "PNP0A03" #define PCI_EXPRESS_ROOT_HID_STRING "PNP0A08" /* PM Timer ticks per second (HZ) */ #define ACPI_PM_TIMER_FREQUENCY 3579545 /******************************************************************************* * * Independent types * ******************************************************************************/ /* Logical defines and NULL */ #ifdef FALSE #undef FALSE #endif #define FALSE (1 == 0) #ifdef TRUE #undef TRUE #endif #define TRUE (1 == 1) #ifndef NULL #define NULL (void *) 0 #endif /* * Miscellaneous types */ typedef u32 acpi_status; /* All ACPI Exceptions */ typedef u32 acpi_name; /* 4-byte ACPI name */ typedef char *acpi_string; /* Null terminated ASCII string */ typedef void *acpi_handle; /* Actually a ptr to a NS Node */ /* Time constants for timer calculations */ #define ACPI_MSEC_PER_SEC 1000L #define ACPI_USEC_PER_MSEC 1000L #define ACPI_USEC_PER_SEC 1000000L #define ACPI_100NSEC_PER_USEC 10L #define ACPI_100NSEC_PER_MSEC 10000L #define ACPI_100NSEC_PER_SEC 10000000L #define ACPI_NSEC_PER_USEC 1000L #define ACPI_NSEC_PER_MSEC 1000000L #define ACPI_NSEC_PER_SEC 1000000000L /* Owner IDs are used to track namespace nodes for selective deletion */ typedef u8 acpi_owner_id; #define ACPI_OWNER_ID_MAX 0xFF #define ACPI_INTEGER_BIT_SIZE 64 #define ACPI_MAX_DECIMAL_DIGITS 20 /* 2^64 = 18,446,744,073,709,551,616 */ #if ACPI_MACHINE_WIDTH == 64 #define ACPI_USE_NATIVE_DIVIDE /* Use compiler native 64-bit divide */ #endif #define ACPI_MAX64_DECIMAL_DIGITS 20 #define ACPI_MAX32_DECIMAL_DIGITS 10 #define ACPI_MAX16_DECIMAL_DIGITS 5 #define ACPI_MAX8_DECIMAL_DIGITS 3 /* * Constants with special meanings */ #define ACPI_ROOT_OBJECT ACPI_ADD_PTR (acpi_handle, NULL, ACPI_MAX_PTR) #define ACPI_WAIT_FOREVER 0xFFFF /* u16, as per ACPI spec */ #define ACPI_DO_NOT_WAIT 0 /* * Obsolete: Acpi integer width. In ACPI version 1 (1996), integers are 32 bits. * In ACPI version 2 (2000) and later, integers are 64 bits. Note that this * pertains to the ACPI integer type only, not to other integers used in the * implementation of the ACPICA subsystem. * * 01/2010: This type is obsolete and has been removed from the entire ACPICA * code base. It remains here for compatibility with device drivers that use * the type. However, it will be removed in the future. */ typedef u64 acpi_integer; #define ACPI_INTEGER_MAX ACPI_UINT64_MAX /******************************************************************************* * * Commonly used macros * ******************************************************************************/ /* Data manipulation */ #define ACPI_LOBYTE(integer) ((u8) (u16)(integer)) #define ACPI_HIBYTE(integer) ((u8) (((u16)(integer)) >> 8)) #define ACPI_LOWORD(integer) ((u16) (u32)(integer)) #define ACPI_HIWORD(integer) ((u16)(((u32)(integer)) >> 16)) #define ACPI_LODWORD(integer64) ((u32) (u64)(integer64)) #define ACPI_HIDWORD(integer64) ((u32)(((u64)(integer64)) >> 32)) #define ACPI_SET_BIT(target,bit) ((target) |= (bit)) #define ACPI_CLEAR_BIT(target,bit) ((target) &= ~(bit)) #define ACPI_MIN(a,b) (((a)<(b))?(a):(b)) #define ACPI_MAX(a,b) (((a)>(b))?(a):(b)) /* Size calculation */ #define ACPI_ARRAY_LENGTH(x) (sizeof(x) / sizeof((x)[0])) /* Pointer manipulation */ #define ACPI_CAST_PTR(t, p) ((t *) (acpi_uintptr_t) (p)) #define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (acpi_uintptr_t) (p)) #define ACPI_ADD_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) + (acpi_size)(b))) #define ACPI_PTR_DIFF(a, b) (acpi_size) (ACPI_CAST_PTR (u8, (a)) - ACPI_CAST_PTR (u8, (b))) /* Pointer/Integer type conversions */ #define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void, (void *) NULL,(acpi_size) i) #define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p, (void *) NULL) #define ACPI_OFFSET(d, f) (acpi_size) ACPI_PTR_DIFF (&(((d *)0)->f), (void *) NULL) #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) /* Optimizations for 4-character (32-bit) acpi_name manipulation */ #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED #define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b))) #define ACPI_MOVE_NAME(dest,src) (*ACPI_CAST_PTR (u32, (dest)) = *ACPI_CAST_PTR (u32, (src))) #else #define ACPI_COMPARE_NAME(a,b) (!ACPI_STRNCMP (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE)) #define ACPI_MOVE_NAME(dest,src) (ACPI_STRNCPY (ACPI_CAST_PTR (char, (dest)), ACPI_CAST_PTR (char, (src)), ACPI_NAME_SIZE)) #endif /******************************************************************************* * * Miscellaneous constants * ******************************************************************************/ /* * Initialization sequence */ #define ACPI_FULL_INITIALIZATION 0x00 #define ACPI_NO_ADDRESS_SPACE_INIT 0x01 #define ACPI_NO_HARDWARE_INIT 0x02 #define ACPI_NO_EVENT_INIT 0x04 #define ACPI_NO_HANDLER_INIT 0x08 #define ACPI_NO_ACPI_ENABLE 0x10 #define ACPI_NO_DEVICE_INIT 0x20 #define ACPI_NO_OBJECT_INIT 0x40 #define ACPI_NO_FACS_INIT 0x80 /* * Initialization state */ #define ACPI_SUBSYSTEM_INITIALIZE 0x01 #define ACPI_INITIALIZED_OK 0x02 /* * Power state values */ #define ACPI_STATE_UNKNOWN (u8) 0xFF #define ACPI_STATE_S0 (u8) 0 #define ACPI_STATE_S1 (u8) 1 #define ACPI_STATE_S2 (u8) 2 #define ACPI_STATE_S3 (u8) 3 #define ACPI_STATE_S4 (u8) 4 #define ACPI_STATE_S5 (u8) 5 #define ACPI_S_STATES_MAX ACPI_STATE_S5 #define ACPI_S_STATE_COUNT 6 #define ACPI_STATE_D0 (u8) 0 #define ACPI_STATE_D1 (u8) 1 #define ACPI_STATE_D2 (u8) 2 #define ACPI_STATE_D3_HOT (u8) 3 #define ACPI_STATE_D3 (u8) 4 #define ACPI_STATE_D3_COLD ACPI_STATE_D3 #define ACPI_D_STATES_MAX ACPI_STATE_D3 #define ACPI_D_STATE_COUNT 5 #define ACPI_STATE_C0 (u8) 0 #define ACPI_STATE_C1 (u8) 1 #define ACPI_STATE_C2 (u8) 2 #define ACPI_STATE_C3 (u8) 3 #define ACPI_C_STATES_MAX ACPI_STATE_C3 #define ACPI_C_STATE_COUNT 4 /* * Sleep type invalid value */ #define ACPI_SLEEP_TYPE_MAX 0x7 #define ACPI_SLEEP_TYPE_INVALID 0xFF /* * Standard notify values */ #define ACPI_NOTIFY_BUS_CHECK (u8) 0x00 #define ACPI_NOTIFY_DEVICE_CHECK (u8) 0x01 #define ACPI_NOTIFY_DEVICE_WAKE (u8) 0x02 #define ACPI_NOTIFY_EJECT_REQUEST (u8) 0x03 #define ACPI_NOTIFY_DEVICE_CHECK_LIGHT (u8) 0x04 #define ACPI_NOTIFY_FREQUENCY_MISMATCH (u8) 0x05 #define ACPI_NOTIFY_BUS_MODE_MISMATCH (u8) 0x06 #define ACPI_NOTIFY_POWER_FAULT (u8) 0x07 #define ACPI_NOTIFY_CAPABILITIES_CHECK (u8) 0x08 #define ACPI_NOTIFY_DEVICE_PLD_CHECK (u8) 0x09 #define ACPI_NOTIFY_RESERVED (u8) 0x0A #define ACPI_NOTIFY_LOCALITY_UPDATE (u8) 0x0B #define ACPI_NOTIFY_SHUTDOWN_REQUEST (u8) 0x0C #define ACPI_NOTIFY_MAX 0x0C /* * Types associated with ACPI names and objects. The first group of * values (up to ACPI_TYPE_EXTERNAL_MAX) correspond to the definition * of the ACPI object_type() operator (See the ACPI Spec). Therefore, * only add to the first group if the spec changes. * * NOTE: Types must be kept in sync with the global acpi_ns_properties * and acpi_ns_type_names arrays. */ typedef u32 acpi_object_type; #define ACPI_TYPE_ANY 0x00 #define ACPI_TYPE_INTEGER 0x01 /* Byte/Word/Dword/Zero/One/Ones */ #define ACPI_TYPE_STRING 0x02 #define ACPI_TYPE_BUFFER 0x03 #define ACPI_TYPE_PACKAGE 0x04 /* byte_const, multiple data_term/Constant/super_name */ #define ACPI_TYPE_FIELD_UNIT 0x05 #define ACPI_TYPE_DEVICE 0x06 /* Name, multiple Node */ #define ACPI_TYPE_EVENT 0x07 #define ACPI_TYPE_METHOD 0x08 /* Name, byte_const, multiple Code */ #define ACPI_TYPE_MUTEX 0x09 #define ACPI_TYPE_REGION 0x0A #define ACPI_TYPE_POWER 0x0B /* Name,byte_const,word_const,multi Node */ #define ACPI_TYPE_PROCESSOR 0x0C /* Name,byte_const,Dword_const,byte_const,multi nm_o */ #define ACPI_TYPE_THERMAL 0x0D /* Name, multiple Node */ #define ACPI_TYPE_BUFFER_FIELD 0x0E #define ACPI_TYPE_DDB_HANDLE 0x0F #define ACPI_TYPE_DEBUG_OBJECT 0x10 #define ACPI_TYPE_EXTERNAL_MAX 0x10 /* * These are object types that do not map directly to the ACPI * object_type() operator. They are used for various internal purposes only. * If new predefined ACPI_TYPEs are added (via the ACPI specification), these * internal types must move upwards. (There is code that depends on these * values being contiguous with the external types above.) */ #define ACPI_TYPE_LOCAL_REGION_FIELD 0x11 #define ACPI_TYPE_LOCAL_BANK_FIELD 0x12 #define ACPI_TYPE_LOCAL_INDEX_FIELD 0x13 #define ACPI_TYPE_LOCAL_REFERENCE 0x14 /* Arg#, Local#, Name, Debug, ref_of, Index */ #define ACPI_TYPE_LOCAL_ALIAS 0x15 #define ACPI_TYPE_LOCAL_METHOD_ALIAS 0x16 #define ACPI_TYPE_LOCAL_NOTIFY 0x17 #define ACPI_TYPE_LOCAL_ADDRESS_HANDLER 0x18 #define ACPI_TYPE_LOCAL_RESOURCE 0x19 #define ACPI_TYPE_LOCAL_RESOURCE_FIELD 0x1A #define ACPI_TYPE_LOCAL_SCOPE 0x1B /* 1 Name, multiple object_list Nodes */ #define ACPI_TYPE_NS_NODE_MAX 0x1B /* Last typecode used within a NS Node */ /* * These are special object types that never appear in * a Namespace node, only in an object of union acpi_operand_object */ #define ACPI_TYPE_LOCAL_EXTRA 0x1C #define ACPI_TYPE_LOCAL_DATA 0x1D #define ACPI_TYPE_LOCAL_MAX 0x1D /* All types above here are invalid */ #define ACPI_TYPE_INVALID 0x1E #define ACPI_TYPE_NOT_FOUND 0xFF #define ACPI_NUM_NS_TYPES (ACPI_TYPE_INVALID + 1) /* * All I/O */ #define ACPI_READ 0 #define ACPI_WRITE 1 #define ACPI_IO_MASK 1 /* * Event Types: Fixed & General Purpose */ typedef u32 acpi_event_type; /* * Fixed events */ #define ACPI_EVENT_PMTIMER 0 #define ACPI_EVENT_GLOBAL 1 #define ACPI_EVENT_POWER_BUTTON 2 #define ACPI_EVENT_SLEEP_BUTTON 3 #define ACPI_EVENT_RTC 4 #define ACPI_EVENT_MAX 4 #define ACPI_NUM_FIXED_EVENTS ACPI_EVENT_MAX + 1 /* * Event status - Per event * ------------- * The encoding of acpi_event_status is illustrated below. * Note that a set bit (1) indicates the property is TRUE * (e.g. if bit 0 is set then the event is enabled). * +-------------+-+-+-+-+ * | Bits 31:4 |3|2|1|0| * +-------------+-+-+-+-+ * | | | | | * | | | | +- Enabled? * | | | +--- Enabled for wake? * | | +----- Set? * | +------- Has a handler? * +----------- */ typedef u32 acpi_event_status; #define ACPI_EVENT_FLAG_DISABLED (acpi_event_status) 0x00 #define ACPI_EVENT_FLAG_ENABLED (acpi_event_status) 0x01 #define ACPI_EVENT_FLAG_WAKE_ENABLED (acpi_event_status) 0x02 #define ACPI_EVENT_FLAG_SET (acpi_event_status) 0x04 #define ACPI_EVENT_FLAG_HANDLE (acpi_event_status) 0x08 /* * General Purpose Events (GPE) */ #define ACPI_GPE_INVALID 0xFF #define ACPI_GPE_MAX 0xFF #define ACPI_NUM_GPE 256 /* Actions for acpi_set_gpe, acpi_gpe_wakeup, acpi_hw_low_set_gpe */ #define ACPI_GPE_ENABLE 0 #define ACPI_GPE_DISABLE 1 #define ACPI_GPE_CONDITIONAL_ENABLE 2 /* * GPE info flags - Per GPE * +-------+-+-+---+ * | 7:4 |3|2|1:0| * +-------+-+-+---+ * | | | | * | | | +-- Type of dispatch:to method, handler, notify, or none * | | +----- Interrupt type: edge or level triggered * | +------- Is a Wake GPE * +------------ */ #define ACPI_GPE_DISPATCH_NONE (u8) 0x00 #define ACPI_GPE_DISPATCH_METHOD (u8) 0x01 #define ACPI_GPE_DISPATCH_HANDLER (u8) 0x02 #define ACPI_GPE_DISPATCH_NOTIFY (u8) 0x03 #define ACPI_GPE_DISPATCH_MASK (u8) 0x03 #define ACPI_GPE_LEVEL_TRIGGERED (u8) 0x04 #define ACPI_GPE_EDGE_TRIGGERED (u8) 0x00 #define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x04 #define ACPI_GPE_CAN_WAKE (u8) 0x08 /* * Flags for GPE and Lock interfaces */ #define ACPI_NOT_ISR 0x1 #define ACPI_ISR 0x0 /* Notify types */ #define ACPI_SYSTEM_NOTIFY 0x1 #define ACPI_DEVICE_NOTIFY 0x2 #define ACPI_ALL_NOTIFY (ACPI_SYSTEM_NOTIFY | ACPI_DEVICE_NOTIFY) #define ACPI_MAX_NOTIFY_HANDLER_TYPE 0x3 #define ACPI_NUM_NOTIFY_TYPES 2 #define ACPI_MAX_SYS_NOTIFY 0x7F #define ACPI_MAX_DEVICE_SPECIFIC_NOTIFY 0xBF #define ACPI_SYSTEM_HANDLER_LIST 0 /* Used as index, must be SYSTEM_NOTIFY -1 */ #define ACPI_DEVICE_HANDLER_LIST 1 /* Used as index, must be DEVICE_NOTIFY -1 */ /* Address Space (Operation Region) Types */ typedef u8 acpi_adr_space_type; #define ACPI_ADR_SPACE_SYSTEM_MEMORY (acpi_adr_space_type) 0 #define ACPI_ADR_SPACE_SYSTEM_IO (acpi_adr_space_type) 1 #define ACPI_ADR_SPACE_PCI_CONFIG (acpi_adr_space_type) 2 #define ACPI_ADR_SPACE_EC (acpi_adr_space_type) 3 #define ACPI_ADR_SPACE_SMBUS (acpi_adr_space_type) 4 #define ACPI_ADR_SPACE_CMOS (acpi_adr_space_type) 5 #define ACPI_ADR_SPACE_PCI_BAR_TARGET (acpi_adr_space_type) 6 #define ACPI_ADR_SPACE_IPMI (acpi_adr_space_type) 7 #define ACPI_ADR_SPACE_GPIO (acpi_adr_space_type) 8 #define ACPI_ADR_SPACE_GSBUS (acpi_adr_space_type) 9 #define ACPI_ADR_SPACE_PLATFORM_COMM (acpi_adr_space_type) 10 #define ACPI_NUM_PREDEFINED_REGIONS 11 /* * Special Address Spaces * * Note: A Data Table region is a special type of operation region * that has its own AML opcode. However, internally, the AML * interpreter simply creates an operation region with an an address * space type of ACPI_ADR_SPACE_DATA_TABLE. */ #define ACPI_ADR_SPACE_DATA_TABLE (acpi_adr_space_type) 0x7E /* Internal to ACPICA only */ #define ACPI_ADR_SPACE_FIXED_HARDWARE (acpi_adr_space_type) 0x7F /* Values for _REG connection code */ #define ACPI_REG_DISCONNECT 0 #define ACPI_REG_CONNECT 1 /* * bit_register IDs * * These values are intended to be used by the hardware interfaces * and are mapped to individual bitfields defined within the ACPI * registers. See the acpi_gbl_bit_register_info global table in utglobal.c * for this mapping. */ /* PM1 Status register */ #define ACPI_BITREG_TIMER_STATUS 0x00 #define ACPI_BITREG_BUS_MASTER_STATUS 0x01 #define ACPI_BITREG_GLOBAL_LOCK_STATUS 0x02 #define ACPI_BITREG_POWER_BUTTON_STATUS 0x03 #define ACPI_BITREG_SLEEP_BUTTON_STATUS 0x04 #define ACPI_BITREG_RT_CLOCK_STATUS 0x05 #define ACPI_BITREG_WAKE_STATUS 0x06 #define ACPI_BITREG_PCIEXP_WAKE_STATUS 0x07 /* PM1 Enable register */ #define ACPI_BITREG_TIMER_ENABLE 0x08 #define ACPI_BITREG_GLOBAL_LOCK_ENABLE 0x09 #define ACPI_BITREG_POWER_BUTTON_ENABLE 0x0A #define ACPI_BITREG_SLEEP_BUTTON_ENABLE 0x0B #define ACPI_BITREG_RT_CLOCK_ENABLE 0x0C #define ACPI_BITREG_PCIEXP_WAKE_DISABLE 0x0D /* PM1 Control register */ #define ACPI_BITREG_SCI_ENABLE 0x0E #define ACPI_BITREG_BUS_MASTER_RLD 0x0F #define ACPI_BITREG_GLOBAL_LOCK_RELEASE 0x10 #define ACPI_BITREG_SLEEP_TYPE 0x11 #define ACPI_BITREG_SLEEP_ENABLE 0x12 /* PM2 Control register */ #define ACPI_BITREG_ARB_DISABLE 0x13 #define ACPI_BITREG_MAX 0x13 #define ACPI_NUM_BITREG ACPI_BITREG_MAX + 1 /* Status register values. A 1 clears a status bit. 0 = no effect */ #define ACPI_CLEAR_STATUS 1 /* Enable and Control register values */ #define ACPI_ENABLE_EVENT 1 #define ACPI_DISABLE_EVENT 0 /* Sleep function dispatch */ typedef acpi_status(*acpi_sleep_function) (u8 sleep_state); struct acpi_sleep_functions { acpi_sleep_function legacy_function; acpi_sleep_function extended_function; }; /* * External ACPI object definition */ /* * Note: Type == ACPI_TYPE_ANY (0) is used to indicate a NULL package element * or an unresolved named reference. */ union acpi_object { acpi_object_type type; /* See definition of acpi_ns_type for values */ struct { acpi_object_type type; /* ACPI_TYPE_INTEGER */ u64 value; /* The actual number */ } integer; struct { acpi_object_type type; /* ACPI_TYPE_STRING */ u32 length; /* # of bytes in string, excluding trailing null */ char *pointer; /* points to the string value */ } string; struct { acpi_object_type type; /* ACPI_TYPE_BUFFER */ u32 length; /* # of bytes in buffer */ u8 *pointer; /* points to the buffer */ } buffer; struct { acpi_object_type type; /* ACPI_TYPE_PACKAGE */ u32 count; /* # of elements in package */ union acpi_object *elements; /* Pointer to an array of ACPI_OBJECTs */ } package; struct { acpi_object_type type; /* ACPI_TYPE_LOCAL_REFERENCE */ acpi_object_type actual_type; /* Type associated with the Handle */ acpi_handle handle; /* object reference */ } reference; struct { acpi_object_type type; /* ACPI_TYPE_PROCESSOR */ u32 proc_id; acpi_io_address pblk_address; u32 pblk_length; } processor; struct { acpi_object_type type; /* ACPI_TYPE_POWER */ u32 system_level; u32 resource_order; } power_resource; }; /* * List of objects, used as a parameter list for control method evaluation */ struct acpi_object_list { u32 count; union acpi_object *pointer; }; /* * Miscellaneous common Data Structures used by the interfaces */ #define ACPI_NO_BUFFER 0 #define ACPI_ALLOCATE_BUFFER (acpi_size) (-1) #define ACPI_ALLOCATE_LOCAL_BUFFER (acpi_size) (-2) struct acpi_buffer { acpi_size length; /* Length in bytes of the buffer */ void *pointer; /* pointer to buffer */ }; /* Free a buffer created in an struct acpi_buffer via ACPI_ALLOCATE_LOCAL_BUFFER */ #define ACPI_FREE_BUFFER(b) ACPI_FREE(b.pointer) /* * name_type for acpi_get_name */ #define ACPI_FULL_PATHNAME 0 #define ACPI_SINGLE_NAME 1 #define ACPI_NAME_TYPE_MAX 1 /* * Predefined Namespace items */ struct acpi_predefined_names { char *name; u8 type; char *val; }; /* * Structure and flags for acpi_get_system_info */ #define ACPI_SYS_MODE_UNKNOWN 0x0000 #define ACPI_SYS_MODE_ACPI 0x0001 #define ACPI_SYS_MODE_LEGACY 0x0002 #define ACPI_SYS_MODES_MASK 0x0003 /* * System info returned by acpi_get_system_info() */ struct acpi_system_info { u32 acpi_ca_version; u32 flags; u32 timer_resolution; u32 reserved1; u32 reserved2; u32 debug_level; u32 debug_layer; }; /* Table Event Types */ #define ACPI_TABLE_EVENT_LOAD 0x0 #define ACPI_TABLE_EVENT_UNLOAD 0x1 #define ACPI_NUM_TABLE_EVENTS 2 /* * Types specific to the OS service interfaces */ typedef u32 (ACPI_SYSTEM_XFACE * acpi_osd_handler) (void *context); typedef void (ACPI_SYSTEM_XFACE * acpi_osd_exec_callback) (void *context); /* * Various handlers and callback procedures */ typedef void (*acpi_gbl_event_handler) (u32 event_type, acpi_handle device, u32 event_number, void *context); #define ACPI_EVENT_TYPE_GPE 0 #define ACPI_EVENT_TYPE_FIXED 1 typedef u32(*acpi_event_handler) (void *context); typedef u32 (*acpi_gpe_handler) (acpi_handle gpe_device, u32 gpe_number, void *context); typedef void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context); typedef void (*acpi_object_handler) (acpi_handle object, void *data); typedef acpi_status(*acpi_init_handler) (acpi_handle object, u32 function); #define ACPI_INIT_DEVICE_INI 1 typedef acpi_status(*acpi_exception_handler) (acpi_status aml_status, acpi_name name, u16 opcode, u32 aml_offset, void *context); /* Table Event handler (Load, load_table, etc.) and types */ typedef acpi_status(*acpi_table_handler) (u32 event, void *table, void *context); #define ACPI_TABLE_LOAD 0x0 #define ACPI_TABLE_UNLOAD 0x1 #define ACPI_NUM_TABLE_EVENTS 2 /* Address Spaces (For Operation Regions) */ typedef acpi_status(*acpi_adr_space_handler) (u32 function, acpi_physical_address address, u32 bit_width, u64 *value, void *handler_context, void *region_context); #define ACPI_DEFAULT_HANDLER NULL /* Special Context data for generic_serial_bus/general_purpose_io (ACPI 5.0) */ struct acpi_connection_info { u8 *connection; u16 length; u8 access_length; }; typedef acpi_status(*acpi_adr_space_setup) (acpi_handle region_handle, u32 function, void *handler_context, void **region_context); #define ACPI_REGION_ACTIVATE 0 #define ACPI_REGION_DEACTIVATE 1 typedef acpi_status(*acpi_walk_callback) (acpi_handle object, u32 nesting_level, void *context, void **return_value); typedef u32 (*acpi_interface_handler) (acpi_string interface_name, u32 supported); /* Interrupt handler return values */ #define ACPI_INTERRUPT_NOT_HANDLED 0x00 #define ACPI_INTERRUPT_HANDLED 0x01 /* GPE handler return values */ #define ACPI_REENABLE_GPE 0x80 /* Length of 32-bit EISAID values when converted back to a string */ #define ACPI_EISAID_STRING_SIZE 8 /* Includes null terminator */ /* Length of UUID (string) values */ #define ACPI_UUID_LENGTH 16 /* Structures used for device/processor HID, UID, CID, and SUB */ struct acpi_pnp_device_id { u32 length; /* Length of string + null */ char *string; }; struct acpi_pnp_device_id_list { u32 count; /* Number of IDs in Ids array */ u32 list_size; /* Size of list, including ID strings */ struct acpi_pnp_device_id ids[1]; /* ID array */ }; /* * Structure returned from acpi_get_object_info. * Optimized for both 32- and 64-bit builds */ struct acpi_device_info { u32 info_size; /* Size of info, including ID strings */ u32 name; /* ACPI object Name */ acpi_object_type type; /* ACPI object Type */ u8 param_count; /* If a method, required parameter count */ u8 valid; /* Indicates which optional fields are valid */ u8 flags; /* Miscellaneous info */ u8 highest_dstates[4]; /* _sx_d values: 0xFF indicates not valid */ u8 lowest_dstates[5]; /* _sx_w values: 0xFF indicates not valid */ u32 current_status; /* _STA value */ u64 address; /* _ADR value */ struct acpi_pnp_device_id hardware_id; /* _HID value */ struct acpi_pnp_device_id unique_id; /* _UID value */ struct acpi_pnp_device_id subsystem_id; /* _SUB value */ struct acpi_pnp_device_id_list compatible_id_list; /* _CID list */ }; /* Values for Flags field above (acpi_get_object_info) */ #define ACPI_PCI_ROOT_BRIDGE 0x01 /* Flags for Valid field above (acpi_get_object_info) */ #define ACPI_VALID_STA 0x01 #define ACPI_VALID_ADR 0x02 #define ACPI_VALID_HID 0x04 #define ACPI_VALID_UID 0x08 #define ACPI_VALID_SUB 0x10 #define ACPI_VALID_CID 0x20 #define ACPI_VALID_SXDS 0x40 #define ACPI_VALID_SXWS 0x80 /* Flags for _STA return value (current_status above) */ #define ACPI_STA_DEVICE_PRESENT 0x01 #define ACPI_STA_DEVICE_ENABLED 0x02 #define ACPI_STA_DEVICE_UI 0x04 #define ACPI_STA_DEVICE_FUNCTIONING 0x08 #define ACPI_STA_DEVICE_OK 0x08 /* Synonym */ #define ACPI_STA_BATTERY_PRESENT 0x10 /* Context structs for address space handlers */ struct acpi_pci_id { u16 segment; u16 bus; u16 device; u16 function; }; struct acpi_mem_space_context { u32 length; acpi_physical_address address; acpi_physical_address mapped_physical_address; u8 *mapped_logical_address; acpi_size mapped_length; }; /* * struct acpi_memory_list is used only if the ACPICA local cache is enabled */ struct acpi_memory_list { char *list_name; void *list_head; u16 object_size; u16 max_depth; u16 current_depth; #ifdef ACPI_DBG_TRACK_ALLOCATIONS /* Statistics for debug memory tracking only */ u32 total_allocated; u32 total_freed; u32 max_occupied; u32 total_size; u32 current_total_size; u32 requests; u32 hits; #endif }; #endif /* __ACTYPES_H__ */