diff options
Diffstat (limited to 'include/acpi/acobject.h')
| -rw-r--r-- | include/acpi/acobject.h | 390 |
1 files changed, 145 insertions, 245 deletions
diff --git a/include/acpi/acobject.h b/include/acpi/acobject.h index 34f9d1f1f79b..4a326ba6d482 100644 --- a/include/acpi/acobject.h +++ b/include/acpi/acobject.h @@ -45,7 +45,6 @@ #ifndef _ACOBJECT_H #define _ACOBJECT_H - /* * 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 @@ -81,7 +80,6 @@ #define AOPOBJ_SETUP_COMPLETE 0x10 #define AOPOBJ_SINGLE_DATUM 0x20 - /* * Common bitfield for the field objects * "Field Datum" -- a datum from the actual field object @@ -96,8 +94,7 @@ u8 start_field_bit_offset;/* Bit offset within first field datum (0-63) */\ u8 access_bit_width; /* Read/Write size in bits (8-64) */\ u32 value; /* Value to store into the Bank or Index register */\ - struct acpi_namespace_node *node; /* Link back to parent node */ - + struct acpi_namespace_node *node; /* Link back to parent node */ /* * Fields common to both Strings and Buffers @@ -105,15 +102,13 @@ #define ACPI_COMMON_BUFFER_INFO \ u32 length; - /* * Common fields for objects that support ASL notifications */ #define ACPI_COMMON_NOTIFY_INFO \ union acpi_operand_object *system_notify; /* Handler for system notifies */\ union acpi_operand_object *device_notify; /* Handler for driver notifies */\ - union acpi_operand_object *handler; /* Handler for Address space */ - + union acpi_operand_object *handler; /* Handler for Address space */ /****************************************************************************** * @@ -121,161 +116,110 @@ * *****************************************************************************/ -struct acpi_object_common -{ - ACPI_OBJECT_COMMON_HEADER -}; +struct acpi_object_common { +ACPI_OBJECT_COMMON_HEADER}; - -struct acpi_object_integer -{ - ACPI_OBJECT_COMMON_HEADER - acpi_integer value; +struct acpi_object_integer { + ACPI_OBJECT_COMMON_HEADER acpi_integer value; }; - /* * Note: The String and Buffer object must be identical through the Pointer * element. There is code that depends on this. */ -struct acpi_object_string /* Null terminated, ASCII characters only */ -{ - ACPI_OBJECT_COMMON_HEADER - ACPI_COMMON_BUFFER_INFO - char *pointer; /* String in AML stream or allocated string */ +struct acpi_object_string { /* Null terminated, ASCII characters only */ + ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_BUFFER_INFO char *pointer; /* String in AML stream or allocated string */ }; - -struct acpi_object_buffer -{ - ACPI_OBJECT_COMMON_HEADER - ACPI_COMMON_BUFFER_INFO - u8 *pointer; /* Buffer in AML stream or allocated buffer */ - struct acpi_namespace_node *node; /* Link back to parent node */ - u8 *aml_start; - u32 aml_length; +struct acpi_object_buffer { + ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_BUFFER_INFO u8 * pointer; /* Buffer in AML stream or allocated buffer */ + struct acpi_namespace_node *node; /* Link back to parent node */ + u8 *aml_start; + u32 aml_length; }; - -struct acpi_object_package -{ - ACPI_OBJECT_COMMON_HEADER - - u32 count; /* # of elements in package */ - u32 aml_length; - u8 *aml_start; - struct acpi_namespace_node *node; /* Link back to parent node */ - union acpi_operand_object **elements; /* Array of pointers to acpi_objects */ +struct acpi_object_package { + ACPI_OBJECT_COMMON_HEADER u32 count; /* # of elements in package */ + u32 aml_length; + u8 *aml_start; + struct acpi_namespace_node *node; /* Link back to parent node */ + union acpi_operand_object **elements; /* Array of pointers to acpi_objects */ }; - /****************************************************************************** * * Complex data types * *****************************************************************************/ -struct acpi_object_event -{ - ACPI_OBJECT_COMMON_HEADER - void *semaphore; +struct acpi_object_event { + ACPI_OBJECT_COMMON_HEADER void *semaphore; }; - #define ACPI_INFINITE_CONCURRENCY 0xFF typedef -acpi_status (*ACPI_INTERNAL_METHOD) ( - struct acpi_walk_state *walk_state); - -struct acpi_object_method -{ - ACPI_OBJECT_COMMON_HEADER - u8 method_flags; - u8 param_count; - u32 aml_length; - void *semaphore; - u8 *aml_start; - ACPI_INTERNAL_METHOD implementation; - u8 concurrency; - u8 thread_count; - acpi_owner_id owner_id; +acpi_status(*ACPI_INTERNAL_METHOD) (struct acpi_walk_state * walk_state); + +struct acpi_object_method { + ACPI_OBJECT_COMMON_HEADER u8 method_flags; + u8 param_count; + u32 aml_length; + void *semaphore; + u8 *aml_start; + ACPI_INTERNAL_METHOD implementation; + u8 concurrency; + u8 thread_count; + acpi_owner_id owner_id; }; - -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 */ - struct acpi_thread_state *owner_thread; /* Current owner of the mutex */ - void *semaphore; /* Actual OS synchronization object */ - 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_mutex { + ACPI_OBJECT_COMMON_HEADER u8 sync_level; /* 0-15, specified in Mutex() call */ + u16 acquisition_depth; /* Allow multiple Acquires, same thread */ + struct acpi_thread_state *owner_thread; /* Current owner of the mutex */ + void *semaphore; /* Actual OS synchronization object */ + 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; - union acpi_operand_object *handler; /* Handler for region access */ - struct acpi_namespace_node *node; /* Containing namespace node */ - union acpi_operand_object *next; - u32 length; - acpi_physical_address address; +struct acpi_object_region { + ACPI_OBJECT_COMMON_HEADER u8 space_id; + union acpi_operand_object *handler; /* Handler for region access */ + struct acpi_namespace_node *node; /* Containing namespace node */ + union acpi_operand_object *next; + u32 length; + acpi_physical_address address; }; - /****************************************************************************** * * Objects that can be notified. All share a common notify_info area. * *****************************************************************************/ -struct acpi_object_notify_common /* COMMON NOTIFY for POWER, PROCESSOR, DEVICE, and THERMAL */ -{ - 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_notify_common { /* COMMON NOTIFY for POWER, PROCESSOR, DEVICE, and THERMAL */ +ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_NOTIFY_INFO}; -struct acpi_object_power_resource -{ +struct acpi_object_device { ACPI_OBJECT_COMMON_HEADER - ACPI_COMMON_NOTIFY_INFO - u32 system_level; - u32 resource_order; + ACPI_COMMON_NOTIFY_INFO struct acpi_gpe_block_info *gpe_block; }; - -struct acpi_object_processor -{ - ACPI_OBJECT_COMMON_HEADER - ACPI_COMMON_NOTIFY_INFO - u32 proc_id; - u32 length; - acpi_io_address address; +struct acpi_object_power_resource { + ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_NOTIFY_INFO u32 system_level; + u32 resource_order; }; - -struct acpi_object_thermal_zone -{ - ACPI_OBJECT_COMMON_HEADER - ACPI_COMMON_NOTIFY_INFO +struct acpi_object_processor { + ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_NOTIFY_INFO u32 proc_id; + u32 length; + acpi_io_address address; }; +struct acpi_object_thermal_zone { +ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_NOTIFY_INFO}; /****************************************************************************** * @@ -283,90 +227,63 @@ struct acpi_object_thermal_zone * *****************************************************************************/ -struct acpi_object_field_common /* COMMON FIELD (for BUFFER, REGION, BANK, and INDEX fields) */ -{ - ACPI_OBJECT_COMMON_HEADER - ACPI_COMMON_FIELD_INFO - union acpi_operand_object *region_obj; /* Containing Operation Region object */ - /* (REGION/BANK fields only) */ +struct acpi_object_field_common { /* COMMON FIELD (for BUFFER, REGION, BANK, and INDEX fields) */ + ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO union acpi_operand_object *region_obj; /* Containing Operation Region object */ + /* (REGION/BANK fields only) */ }; - -struct acpi_object_region_field -{ - ACPI_OBJECT_COMMON_HEADER - ACPI_COMMON_FIELD_INFO - union acpi_operand_object *region_obj; /* Containing op_region object */ +struct acpi_object_region_field { + ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO union acpi_operand_object *region_obj; /* Containing op_region object */ }; - -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_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 "region_obj" 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 */ +struct acpi_object_index_field { + ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO + /* + * No "region_obj" 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 - union acpi_operand_object *buffer_obj; /* Containing Buffer object */ +struct acpi_object_buffer_field { + ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO 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 */ - acpi_notify_handler handler; - void *context; +struct acpi_object_notify_handler { + ACPI_OBJECT_COMMON_HEADER struct acpi_namespace_node *node; /* Parent device */ + acpi_notify_handler handler; + void *context; }; - /* Flags for address handler */ #define ACPI_ADDR_HANDLER_DEFAULT_INSTALLED 0x1 - -struct acpi_object_addr_handler -{ - ACPI_OBJECT_COMMON_HEADER - u8 space_id; - u16 hflags; - acpi_adr_space_handler handler; - struct acpi_namespace_node *node; /* Parent device */ - void *context; - acpi_adr_space_setup setup; - union acpi_operand_object *region_list; /* regions using this handler */ - union acpi_operand_object *next; +struct acpi_object_addr_handler { + ACPI_OBJECT_COMMON_HEADER u8 space_id; + u16 hflags; + acpi_adr_space_handler handler; + struct acpi_namespace_node *node; /* Parent device */ + void *context; + acpi_adr_space_setup setup; + union acpi_operand_object *region_list; /* regions using this handler */ + union acpi_operand_object *next; }; - /****************************************************************************** * * Special internal objects @@ -377,18 +294,15 @@ struct acpi_object_addr_handler * The Reference object type is used for these opcodes: * Arg[0-6], Local[0-7], index_op, name_op, zero_op, one_op, ones_op, debug_op */ -struct acpi_object_reference -{ - ACPI_OBJECT_COMMON_HEADER - u8 target_type; /* Used for index_op */ - u16 opcode; - u32 offset; /* Used for arg_op, local_op, and index_op */ - void *object; /* name_op=>HANDLE to obj, index_op=>union acpi_operand_object */ - struct acpi_namespace_node *node; - union acpi_operand_object **where; +struct acpi_object_reference { + ACPI_OBJECT_COMMON_HEADER u8 target_type; /* Used for index_op */ + u16 opcode; + u32 offset; /* Used for arg_op, local_op, and index_op */ + void *object; /* name_op=>HANDLE to obj, index_op=>union acpi_operand_object */ + struct acpi_namespace_node *node; + union acpi_operand_object **where; }; - /* * Extra object is used as additional storage for types that * have AML code in their declarations (term_args) that must be @@ -396,73 +310,62 @@ struct acpi_object_reference * * Currently: Region and field_unit types */ -struct acpi_object_extra -{ - ACPI_OBJECT_COMMON_HEADER - u8 byte_fill1; - u16 word_fill1; - u32 aml_length; - u8 *aml_start; - struct acpi_namespace_node *method_REG; /* _REG method for this region (if any) */ - void *region_context; /* Region-specific data */ +struct acpi_object_extra { + ACPI_OBJECT_COMMON_HEADER u8 byte_fill1; + u16 word_fill1; + u32 aml_length; + u8 *aml_start; + struct acpi_namespace_node *method_REG; /* _REG method for this region (if any) */ + void *region_context; /* Region-specific data */ }; - /* Additional data that can be attached to namespace nodes */ -struct acpi_object_data -{ - ACPI_OBJECT_COMMON_HEADER - acpi_object_handler handler; - void *pointer; +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*/ +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; +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; }; - /****************************************************************************** * * union acpi_descriptor - objects that share a common descriptor identifier @@ -471,7 +374,7 @@ union acpi_operand_object /* Object descriptor types */ -#define ACPI_DESC_TYPE_CACHED 0x01 /* Used only when object is cached */ +#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 @@ -488,14 +391,11 @@ union acpi_operand_object #define ACPI_DESC_TYPE_NAMED 0x0F #define ACPI_DESC_TYPE_MAX 0x0F - -union acpi_descriptor -{ - u8 descriptor_id; /* To differentiate various internal objs */\ - union acpi_operand_object object; - struct acpi_namespace_node node; - union acpi_parse_object op; +union acpi_descriptor { + u8 descriptor_id; /* To differentiate various internal objs */ + union acpi_operand_object object; + struct acpi_namespace_node node; + union acpi_parse_object op; }; - -#endif /* _ACOBJECT_H */ +#endif /* _ACOBJECT_H */ |