X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Facpi%2Facstruct.h;h=5e8095f0f78f882ff62df22e6c75d587cdeb6a2f;hb=a2f44b27303a5353859d77a3e96a1d3f33f56ab7;hp=6b2284c9e8949f29926fa88c2af266b56674f6f2;hpb=20fcd31c96d8a7938e49ec2bc2249a5256b1ab2f;p=linux-2.6.git diff --git a/include/acpi/acstruct.h b/include/acpi/acstruct.h index 6b2284c9e..5e8095f0f 100644 --- a/include/acpi/acstruct.h +++ b/include/acpi/acstruct.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2005, R. Byron Moore + * Copyright (C) 2000 - 2006, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,6 +44,7 @@ #ifndef __ACSTRUCT_H__ #define __ACSTRUCT_H__ +/* acpisrc:struct_defs -- for acpisrc conversion */ /***************************************************************************** * @@ -51,172 +52,179 @@ * ****************************************************************************/ - /* - * Walk state - current state of a parse tree walk. Used for both a leisurely stroll through - * the tree (for whatever reason), and for control method execution. + * Walk state - current state of a parse tree walk. Used for both a leisurely + * stroll through the tree (for whatever reason), and for control method + * execution. */ - #define ACPI_NEXT_OP_DOWNWARD 1 #define ACPI_NEXT_OP_UPWARD 2 +/* + * Groups of definitions for walk_type used for different implementations of + * walkers (never simultaneously) - flags for interpreter: + */ #define ACPI_WALK_NON_METHOD 0 -#define ACPI_WALK_METHOD 1 -#define ACPI_WALK_METHOD_RESTART 2 -#define ACPI_WALK_CONST_REQUIRED 3 -#define ACPI_WALK_CONST_OPTIONAL 4 - -struct acpi_walk_state -{ - u8 data_type; /* To differentiate various internal objs MUST BE FIRST!*/\ - u8 walk_type; - acpi_owner_id owner_id; /* Owner of objects created during the walk */ - u8 last_predicate; /* Result of last predicate */ - u8 reserved; /* For alignment */ - u8 current_result; /* */ - u8 next_op_info; /* Info about next_op */ - u8 num_operands; /* Stack pointer for Operands[] array */ - u8 return_used; - u16 opcode; /* Current AML opcode */ - u8 scope_depth; - u8 reserved1; - u32 arg_count; /* push for fixed or var args */ - u32 aml_offset; - u32 arg_types; - u32 method_breakpoint; /* For single stepping */ - u32 user_breakpoint; /* User AML breakpoint */ - u32 parse_flags; - u32 prev_arg_types; - - u8 *aml_last_while; - struct acpi_namespace_node arguments[ACPI_METHOD_NUM_ARGS]; /* Control method arguments */ - union acpi_operand_object **caller_return_desc; - union acpi_generic_state *control_state; /* List of control states (nested IFs) */ - struct acpi_namespace_node *deferred_node; /* Used when executing deferred opcodes */ - struct acpi_gpe_event_info *gpe_event_info; /* Info for GPE (_Lxx/_Exx methods only */ - struct acpi_namespace_node local_variables[ACPI_METHOD_NUM_LOCALS]; /* Control method locals */ - struct acpi_namespace_node *method_call_node; /* Called method Node*/ - union acpi_parse_object *method_call_op; /* method_call Op if running a method */ - union acpi_operand_object *method_desc; /* Method descriptor if running a method */ - struct acpi_namespace_node *method_node; /* Method node if running a method. */ - union acpi_parse_object *op; /* Current parser op */ - union acpi_operand_object *operands[ACPI_OBJ_NUM_OPERANDS+1]; /* Operands passed to the interpreter (+1 for NULL terminator) */ - const struct acpi_opcode_info *op_info; /* Info on current opcode */ - union acpi_parse_object *origin; /* Start of walk [Obsolete] */ - union acpi_operand_object **params; - struct acpi_parse_state parser_state; /* Current state of parser */ - union acpi_operand_object *result_obj; - union acpi_generic_state *results; /* Stack of accumulated results */ - union acpi_operand_object *return_desc; /* Return object, if any */ - union acpi_generic_state *scope_info; /* Stack of nested scopes */ - - union acpi_parse_object *prev_op; /* Last op that was processed */ - union acpi_parse_object *next_op; /* next op to be processed */ - acpi_parse_downwards descending_callback; - acpi_parse_upwards ascending_callback; - struct acpi_thread_state *thread; - struct acpi_walk_state *next; /* Next walk_state in list */ +#define ACPI_WALK_METHOD 0x01 +#define ACPI_WALK_METHOD_RESTART 0x02 + +/* Flags for i_aSL compiler only */ + +#define ACPI_WALK_CONST_REQUIRED 0x10 +#define ACPI_WALK_CONST_OPTIONAL 0x20 + +struct acpi_walk_state { + struct acpi_walk_state *next; /* Next walk_state in list */ + u8 descriptor_type; /* To differentiate various internal objs */ + u8 walk_type; + u16 opcode; /* Current AML opcode */ + u8 next_op_info; /* Info about next_op */ + u8 num_operands; /* Stack pointer for Operands[] array */ + acpi_owner_id owner_id; /* Owner of objects created during the walk */ + u8 last_predicate; /* Result of last predicate */ + u8 current_result; + u8 return_used; + u8 scope_depth; + u8 pass_number; /* Parse pass during table load */ + u32 aml_offset; + u32 arg_types; + u32 method_breakpoint; /* For single stepping */ + u32 user_breakpoint; /* User AML breakpoint */ + u32 parse_flags; + + struct acpi_parse_state parser_state; /* Current state of parser */ + u32 prev_arg_types; + u32 arg_count; /* push for fixed or var args */ + + struct acpi_namespace_node arguments[ACPI_METHOD_NUM_ARGS]; /* Control method arguments */ + struct acpi_namespace_node local_variables[ACPI_METHOD_NUM_LOCALS]; /* Control method locals */ + union acpi_operand_object *operands[ACPI_OBJ_NUM_OPERANDS + 1]; /* Operands passed to the interpreter (+1 for NULL terminator) */ + union acpi_operand_object **params; + + u8 *aml_last_while; + union acpi_operand_object **caller_return_desc; + union acpi_generic_state *control_state; /* List of control states (nested IFs) */ + struct acpi_namespace_node *deferred_node; /* Used when executing deferred opcodes */ + struct acpi_gpe_event_info *gpe_event_info; /* Info for GPE (_Lxx/_Exx methods only */ + union acpi_operand_object *implicit_return_obj; + struct acpi_namespace_node *method_call_node; /* Called method Node */ + union acpi_parse_object *method_call_op; /* method_call Op if running a method */ + union acpi_operand_object *method_desc; /* Method descriptor if running a method */ + struct acpi_namespace_node *method_node; /* Method node if running a method. */ + union acpi_parse_object *op; /* Current parser op */ + const struct acpi_opcode_info *op_info; /* Info on current opcode */ + union acpi_parse_object *origin; /* Start of walk [Obsolete] */ + union acpi_operand_object *result_obj; + union acpi_generic_state *results; /* Stack of accumulated results */ + union acpi_operand_object *return_desc; /* Return object, if any */ + union acpi_generic_state *scope_info; /* Stack of nested scopes */ + union acpi_parse_object *prev_op; /* Last op that was processed */ + union acpi_parse_object *next_op; /* next op to be processed */ + struct acpi_thread_state *thread; + acpi_parse_downwards descending_callback; + acpi_parse_upwards ascending_callback; }; - /* Info used by acpi_ps_init_objects */ -struct acpi_init_walk_info -{ - u16 method_count; - u16 device_count; - u16 op_region_count; - u16 field_count; - u16 buffer_count; - u16 package_count; - u16 op_region_init; - u16 field_init; - u16 buffer_init; - u16 package_init; - u16 object_count; - struct acpi_table_desc *table_desc; +struct acpi_init_walk_info { + u16 method_count; + u16 device_count; + u16 op_region_count; + u16 field_count; + u16 buffer_count; + u16 package_count; + u16 op_region_init; + u16 field_init; + u16 buffer_init; + u16 package_init; + u16 object_count; + struct acpi_table_desc *table_desc; }; - -/* Info used by acpi_ns_initialize_devices */ - -struct acpi_device_walk_info -{ - u16 device_count; - u16 num_STA; - u16 num_INI; - struct acpi_table_desc *table_desc; +struct acpi_get_devices_info { + acpi_walk_callback user_function; + void *context; + char *hid; }; +union acpi_aml_operands { + union acpi_operand_object *operands[7]; -/* TBD: [Restructure] Merge with struct above */ + struct { + struct acpi_object_integer *type; + struct acpi_object_integer *code; + struct acpi_object_integer *argument; -struct acpi_walk_info -{ - u32 debug_level; - u32 owner_id; - u8 display_type; -}; + } fatal; -/* Display Types */ + struct { + union acpi_operand_object *source; + struct acpi_object_integer *index; + union acpi_operand_object *target; -#define ACPI_DISPLAY_SUMMARY 0 -#define ACPI_DISPLAY_OBJECTS 1 + } index; -struct acpi_get_devices_info -{ - acpi_walk_callback user_function; - void *context; - char *hid; -}; + struct { + union acpi_operand_object *source; + struct acpi_object_integer *index; + struct acpi_object_integer *length; + union acpi_operand_object *target; + } mid; +}; -union acpi_aml_operands -{ - union acpi_operand_object *operands[7]; +/* + * Structure used to pass object evaluation parameters. + * Purpose is to reduce CPU stack use. + */ +struct acpi_evaluate_info { + struct acpi_namespace_node *prefix_node; + char *pathname; + union acpi_operand_object *obj_desc; + union acpi_operand_object **parameters; + struct acpi_namespace_node *resolved_node; + union acpi_operand_object *return_object; + u8 pass_number; + u8 parameter_type; + u8 return_object_type; + u8 flags; +}; - struct - { - struct acpi_object_integer *type; - struct acpi_object_integer *code; - struct acpi_object_integer *argument; +/* Types for parameter_type above */ - } fatal; +#define ACPI_PARAM_ARGS 0 +#define ACPI_PARAM_GPE 1 - struct - { - union acpi_operand_object *source; - struct acpi_object_integer *index; - union acpi_operand_object *target; +/* Values for Flags above */ - } index; +#define ACPI_IGNORE_RETURN_VALUE 1 - struct - { - union acpi_operand_object *source; - struct acpi_object_integer *index; - struct acpi_object_integer *length; - union acpi_operand_object *target; +/* Info used by acpi_ns_initialize_devices */ - } mid; +struct acpi_device_walk_info { + u16 device_count; + u16 num_STA; + u16 num_INI; + struct acpi_table_desc *table_desc; + struct acpi_evaluate_info *evaluate_info; }; +/* TBD: [Restructure] Merge with struct above */ -/* Internal method parameter list */ - -struct acpi_parameter_info -{ - struct acpi_namespace_node *node; - union acpi_operand_object **parameters; - union acpi_operand_object *return_object; - u8 parameter_type; - u8 return_object_type; +struct acpi_walk_info { + u32 debug_level; + u32 count; + acpi_owner_id owner_id; + u8 display_type; }; -/* Types for parameter_type above */ +/* Display Types */ -#define ACPI_PARAM_ARGS 0 -#define ACPI_PARAM_GPE 1 +#define ACPI_DISPLAY_SUMMARY (u8) 0 +#define ACPI_DISPLAY_OBJECTS (u8) 1 +#define ACPI_DISPLAY_MASK (u8) 1 +#define ACPI_DISPLAY_SHORT (u8) 2 #endif