| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Linus Torvalds (pre-git) | 272 | 26.03% | 4 | 6.56% |
| Robert Moore | 261 | 24.98% | 21 | 34.43% |
| Andy Grover | 258 | 24.69% | 11 | 18.03% |
| Linus Torvalds | 78 | 7.46% | 4 | 6.56% |
| lijun | 54 | 5.17% | 1 | 1.64% |
| Len Brown | 46 | 4.40% | 5 | 8.20% |
| Lin Ming | 36 | 3.44% | 3 | 4.92% |
| Lv Zheng | 16 | 1.53% | 5 | 8.20% |
| Maximilian Luz | 7 | 0.67% | 1 | 1.64% |
| Erik Schmauss | 6 | 0.57% | 2 | 3.28% |
| Rafael J. Wysocki | 6 | 0.57% | 1 | 1.64% |
| Hans de Goede | 3 | 0.29% | 1 | 1.64% |
| Uwe Kleine-König | 1 | 0.10% | 1 | 1.64% |
| James Clarke | 1 | 0.10% | 1 | 1.64% |
| Total | 1045 | 61 |
/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ /****************************************************************************** * * Name: acobject.h - Definition of union acpi_operand_object (Internal object only) * * Copyright (C) 2000 - 2023, Intel Corp. * *****************************************************************************/ #ifndef _ACOBJECT_H #define _ACOBJECT_H /* acpisrc:struct_defs -- for acpisrc conversion */ /* * The union acpi_operand_object is used to pass AML operands from the dispatcher * to the interpreter, and to keep track of the various handlers such as * address space handlers and notify handlers. The object is a constant * size in order to allow it to be cached and reused. * * Note: The object is optimized to be aligned and will not work if it is * byte-packed. */ #if ACPI_MACHINE_WIDTH == 64 #pragma pack(8) #else #pragma pack(4) #endif /******************************************************************************* * * Common Descriptors * ******************************************************************************/ /* * Common area for all objects. * * descriptor_type is used to differentiate between internal descriptors, and * must be in the same place across all descriptors * * Note: The descriptor_type and Type fields must appear in the identical * position in both the struct acpi_namespace_node and union acpi_operand_object * structures. */ #define ACPI_OBJECT_COMMON_HEADER \ union acpi_operand_object *next_object; /* Objects linked to parent NS node */\ u8 descriptor_type; /* To differentiate various internal objs */\ u8 type; /* acpi_object_type */\ u16 reference_count; /* For object deletion management */\ u8 flags /* * Note: There are 3 bytes available here before the * next natural alignment boundary (for both 32/64 cases) */ /* Values for Flag byte above */ #define AOPOBJ_AML_CONSTANT 0x01 /* Integer is an AML constant */ #define AOPOBJ_STATIC_POINTER 0x02 /* Data is part of an ACPI table, don't delete */ #define AOPOBJ_DATA_VALID 0x04 /* Object is initialized and data is valid */ #define AOPOBJ_OBJECT_INITIALIZED 0x08 /* Region is initialized */ #define AOPOBJ_REG_CONNECTED 0x10 /* _REG was run */ #define AOPOBJ_SETUP_COMPLETE 0x20 /* Region setup is complete */ #define AOPOBJ_INVALID 0x40 /* Host OS won't allow a Region address */ /****************************************************************************** * * Basic data types * *****************************************************************************/ struct acpi_object_common { ACPI_OBJECT_COMMON_HEADER; }; struct acpi_object_integer { ACPI_OBJECT_COMMON_HEADER; u8 fill[3]; /* Prevent warning on some compilers */ u64 value; }; /* * Note: The String and Buffer object must be identical through the * pointer and length elements. There is code that depends on this. * * Fields common to both Strings and Buffers */ #define ACPI_COMMON_BUFFER_INFO(_type) \ _type *pointer; \ u32 length /* Null terminated, ASCII characters only */ struct acpi_object_string { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_BUFFER_INFO(char); /* String in AML stream or allocated string */ }; struct acpi_object_buffer { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_BUFFER_INFO(u8); /* Buffer in AML stream or allocated buffer */ u32 aml_length; u8 *aml_start; struct acpi_namespace_node *node; /* Link back to parent node */ }; struct acpi_object_package { ACPI_OBJECT_COMMON_HEADER; struct acpi_namespace_node *node; /* Link back to parent node */ union acpi_operand_object **elements; /* Array of pointers to acpi_objects */ u8 *aml_start; u32 aml_length; u32 count; /* # of elements in package */ }; /****************************************************************************** * * Complex data types * *****************************************************************************/ struct acpi_object_event { ACPI_OBJECT_COMMON_HEADER; acpi_semaphore os_semaphore; /* Actual OS synchronization object */ }; struct acpi_object_mutex { ACPI_OBJECT_COMMON_HEADER; u8 sync_level; /* 0-15, specified in Mutex() call */ u16 acquisition_depth; /* Allow multiple Acquires, same thread */ acpi_mutex os_mutex; /* Actual OS synchronization object */ acpi_thread_id thread_id; /* Current owner of the mutex */ struct acpi_thread_state *owner_thread; /* Current owner of the mutex */ union acpi_operand_object *prev; /* Link for list of acquired mutexes */ union acpi_operand_object *next; /* Link for list of acquired mutexes */ struct acpi_namespace_node *node; /* Containing namespace node */ u8 original_sync_level; /* Owner's original sync level (0-15) */ }; struct acpi_object_region { ACPI_OBJECT_COMMON_HEADER; u8 space_id; struct acpi_namespace_node *node; /* Containing namespace node */ union acpi_operand_object *handler; /* Handler for region access */ union acpi_operand_object *next; acpi_physical_address address; u32 length; void *pointer; /* Only for data table regions */ }; struct acpi_object_method { ACPI_OBJECT_COMMON_HEADER; u8 info_flags; u8 param_count; u8 sync_level; union acpi_operand_object *mutex; union acpi_operand_object *node; u8 *aml_start; union { acpi_internal_method implementation; union acpi_operand_object *handler; } dispatch; u32 aml_length; acpi_owner_id owner_id; u8 thread_count; }; /* Flags for info_flags field above */ #define ACPI_METHOD_MODULE_LEVEL 0x01 /* Method is actually module-level code */ #define ACPI_METHOD_INTERNAL_ONLY 0x02 /* Method is implemented internally (_OSI) */ #define ACPI_METHOD_SERIALIZED 0x04 /* Method is serialized */ #define ACPI_METHOD_SERIALIZED_PENDING 0x08 /* Method is to be marked serialized */ #define ACPI_METHOD_IGNORE_SYNC_LEVEL 0x10 /* Method was auto-serialized at table load time */ #define ACPI_METHOD_MODIFIED_NAMESPACE 0x20 /* Method modified the namespace */ /****************************************************************************** * * Objects that can be notified. All share a common notify_info area. * *****************************************************************************/ /* * Common fields for objects that support ASL notifications */ #define ACPI_COMMON_NOTIFY_INFO \ union acpi_operand_object *notify_list[2]; /* Handlers for system/device notifies */\ union acpi_operand_object *handler /* Handler for Address space */ /* COMMON NOTIFY for POWER, PROCESSOR, DEVICE, and THERMAL */ struct acpi_object_notify_common { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_NOTIFY_INFO; }; struct acpi_object_device { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_NOTIFY_INFO; struct acpi_gpe_block_info *gpe_block; }; struct acpi_object_power_resource { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_NOTIFY_INFO; u32 system_level; u32 resource_order; }; struct acpi_object_processor { ACPI_OBJECT_COMMON_HEADER; /* The next two fields take advantage of the 3-byte space before NOTIFY_INFO */ u8 proc_id; u8 length; ACPI_COMMON_NOTIFY_INFO; acpi_io_address address; }; struct acpi_object_thermal_zone { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_NOTIFY_INFO; }; /****************************************************************************** * * Fields. All share a common header/info field. * *****************************************************************************/ /* * Common bitfield for the field objects * "Field Datum" -- a datum from the actual field object * "Buffer Datum" -- a datum from a user buffer, read from or to be written to the field */ #define ACPI_COMMON_FIELD_INFO \ u8 field_flags; /* Access, update, and lock bits */\ u8 attribute; /* From access_as keyword */\ u8 access_byte_width; /* Read/Write size in bytes */\ struct acpi_namespace_node *node; /* Link back to parent node */\ u32 bit_length; /* Length of field in bits */\ u32 base_byte_offset; /* Byte offset within containing object */\ u32 value; /* Value to store into the Bank or Index register */\ u8 start_field_bit_offset;/* Bit offset within first field datum (0-63) */\ u8 access_length /* For serial regions/fields */ /* COMMON FIELD (for BUFFER, REGION, BANK, and INDEX fields) */ struct acpi_object_field_common { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_FIELD_INFO; union acpi_operand_object *region_obj; /* Parent Operation Region object (REGION/BANK fields only) */ }; struct acpi_object_region_field { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_FIELD_INFO; u16 resource_length; union acpi_operand_object *region_obj; /* Containing op_region object */ u8 *resource_buffer; /* resource_template for serial regions/fields */ u16 pin_number_index; /* Index relative to previous Connection/Template */ u8 *internal_pcc_buffer; /* Internal buffer for fields associated with PCC */ }; struct acpi_object_bank_field { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_FIELD_INFO; union acpi_operand_object *region_obj; /* Containing op_region object */ union acpi_operand_object *bank_obj; /* bank_select Register object */ }; struct acpi_object_index_field { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_FIELD_INFO; /* * No "RegionObj" pointer needed since the Index and Data registers * are each field definitions unto themselves. */ union acpi_operand_object *index_obj; /* Index register */ union acpi_operand_object *data_obj; /* Data register */ }; /* The buffer_field is different in that it is part of a Buffer, not an op_region */ struct acpi_object_buffer_field { ACPI_OBJECT_COMMON_HEADER; ACPI_COMMON_FIELD_INFO; u8 is_create_field; /* Special case for objects created by create_field() */ union acpi_operand_object *buffer_obj; /* Containing Buffer object */ }; /****************************************************************************** * * Objects for handlers * *****************************************************************************/ struct acpi_object_notify_handler { ACPI_OBJECT_COMMON_HEADER; struct acpi_namespace_node *node; /* Parent device */ u32 handler_type; /* Type: Device/System/Both */ acpi_notify_handler handler; /* Handler address */ void *context; union acpi_operand_object *next[2]; /* Device and System handler lists */ }; struct acpi_object_addr_handler { ACPI_OBJECT_COMMON_HEADER; u8 space_id; u8 handler_flags; acpi_adr_space_handler handler; struct acpi_namespace_node *node; /* Parent device */ void *context; acpi_mutex context_mutex; acpi_adr_space_setup setup; union acpi_operand_object *region_list; /* Regions using this handler */ union acpi_operand_object *next; }; /* Flags for address handler (handler_flags) */ #define ACPI_ADDR_HANDLER_DEFAULT_INSTALLED 0x01 /****************************************************************************** * * Special internal objects * *****************************************************************************/ /* * The Reference object is used for these opcodes: * Arg[0-6], Local[0-7], index_op, name_op, ref_of_op, load_op, load_table_op, debug_op * The Reference.Class differentiates these types. */ struct acpi_object_reference { ACPI_OBJECT_COMMON_HEADER; u8 class; /* Reference Class */ u8 target_type; /* Used for Index Op */ u8 resolved; /* Reference has been resolved to a value */ void *object; /* name_op=>HANDLE to obj, index_op=>union acpi_operand_object */ struct acpi_namespace_node *node; /* ref_of or Namepath */ union acpi_operand_object **where; /* Target of Index */ u8 *index_pointer; /* Used for Buffers and Strings */ u8 *aml; /* Used for deferred resolution of the ref */ u32 value; /* Used for Local/Arg/Index/ddb_handle */ }; /* Values for Reference.Class above */ typedef enum { ACPI_REFCLASS_LOCAL = 0, /* Method local */ ACPI_REFCLASS_ARG = 1, /* Method argument */ ACPI_REFCLASS_REFOF = 2, /* Result of ref_of() TBD: Split to Ref/Node and Ref/operand_obj? */ ACPI_REFCLASS_INDEX = 3, /* Result of Index() */ ACPI_REFCLASS_TABLE = 4, /* ddb_handle - Load(), load_table() */ ACPI_REFCLASS_NAME = 5, /* Reference to a named object */ ACPI_REFCLASS_DEBUG = 6, /* Debug object */ ACPI_REFCLASS_MAX = 6 } ACPI_REFERENCE_CLASSES; /* * Extra object is used as additional storage for types that * have AML code in their declarations (term_args) that must be * evaluated at run time. * * Currently: Region and field_unit types */ struct acpi_object_extra { ACPI_OBJECT_COMMON_HEADER; struct acpi_namespace_node *method_REG; /* _REG method for this region (if any) */ struct acpi_namespace_node *scope_node; void *region_context; /* Region-specific data */ u8 *aml_start; u32 aml_length; }; /* Additional data that can be attached to namespace nodes */ struct acpi_object_data { ACPI_OBJECT_COMMON_HEADER; acpi_object_handler handler; void *pointer; }; /* Structure used when objects are cached for reuse */ struct acpi_object_cache_list { ACPI_OBJECT_COMMON_HEADER; union acpi_operand_object *next; /* Link for object cache and internal lists */ }; /****************************************************************************** * * union acpi_operand_object descriptor - a giant union of all of the above * *****************************************************************************/ union acpi_operand_object { struct acpi_object_common common; struct acpi_object_integer integer; struct acpi_object_string string; struct acpi_object_buffer buffer; struct acpi_object_package package; struct acpi_object_event event; struct acpi_object_method method; struct acpi_object_mutex mutex; struct acpi_object_region region; struct acpi_object_notify_common common_notify; struct acpi_object_device device; struct acpi_object_power_resource power_resource; struct acpi_object_processor processor; struct acpi_object_thermal_zone thermal_zone; struct acpi_object_field_common common_field; struct acpi_object_region_field field; struct acpi_object_buffer_field buffer_field; struct acpi_object_bank_field bank_field; struct acpi_object_index_field index_field; struct acpi_object_notify_handler notify; struct acpi_object_addr_handler address_space; struct acpi_object_reference reference; struct acpi_object_extra extra; struct acpi_object_data data; struct acpi_object_cache_list cache; /* * Add namespace node to union in order to simplify code that accepts both * ACPI_OPERAND_OBJECTs and ACPI_NAMESPACE_NODEs. The structures share * a common descriptor_type field in order to differentiate them. */ struct acpi_namespace_node node; }; /****************************************************************************** * * union acpi_descriptor - objects that share a common descriptor identifier * *****************************************************************************/ /* Object descriptor types */ #define ACPI_DESC_TYPE_CACHED 0x01 /* Used only when object is cached */ #define ACPI_DESC_TYPE_STATE 0x02 #define ACPI_DESC_TYPE_STATE_UPDATE 0x03 #define ACPI_DESC_TYPE_STATE_PACKAGE 0x04 #define ACPI_DESC_TYPE_STATE_CONTROL 0x05 #define ACPI_DESC_TYPE_STATE_RPSCOPE 0x06 #define ACPI_DESC_TYPE_STATE_PSCOPE 0x07 #define ACPI_DESC_TYPE_STATE_WSCOPE 0x08 #define ACPI_DESC_TYPE_STATE_RESULT 0x09 #define ACPI_DESC_TYPE_STATE_NOTIFY 0x0A #define ACPI_DESC_TYPE_STATE_THREAD 0x0B #define ACPI_DESC_TYPE_WALK 0x0C #define ACPI_DESC_TYPE_PARSER 0x0D #define ACPI_DESC_TYPE_OPERAND 0x0E #define ACPI_DESC_TYPE_NAMED 0x0F #define ACPI_DESC_TYPE_MAX 0x0F struct acpi_common_descriptor { void *common_pointer; u8 descriptor_type; /* To differentiate various internal objs */ }; union acpi_descriptor { struct acpi_common_descriptor common; union acpi_operand_object object; struct acpi_namespace_node node; union acpi_parse_object op; }; #pragma pack() #endif /* _ACOBJECT_H */
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