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c501d8112c
svn path=/branches/aicom-network-fixes/; revision=34994
158 lines
5.6 KiB
C
158 lines
5.6 KiB
C
/******************************************************************************
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*
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* Name: acstruct.h - Internal structs
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* $Revision: 1.1 $
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*
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*****************************************************************************/
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/*
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* Copyright (C) 2000, 2001 R. Byron Moore
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __ACSTRUCT_H__
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#define __ACSTRUCT_H__
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/*****************************************************************************
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*
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* Tree walking typedefs and structs
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*
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****************************************************************************/
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/*
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* Walk state - current state of a parse tree walk. Used for both a leisurely stroll through
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* the tree (for whatever reason), and for control method execution.
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*/
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#define NEXT_OP_DOWNWARD 1
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#define NEXT_OP_UPWARD 2
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#define WALK_NON_METHOD 0
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#define WALK_METHOD 1
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#define WALK_METHOD_RESTART 2
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typedef struct acpi_walk_state
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{
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u8 data_type; /* To differentiate various internal objs */\
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ACPI_OWNER_ID owner_id; /* Owner of objects created during the walk */
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u8 last_predicate; /* Result of last predicate */
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u8 next_op_info; /* Info about Next_op */
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u8 num_operands; /* Stack pointer for Operands[] array */
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u8 current_result; /* */
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struct acpi_walk_state *next; /* Next Walk_state in list */
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ACPI_PARSE_OBJECT *origin; /* Start of walk [Obsolete] */
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/* TBD: Obsolete with removal of WALK procedure ? */
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ACPI_PARSE_OBJECT *prev_op; /* Last op that was processed */
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ACPI_PARSE_OBJECT *next_op; /* next op to be processed */
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ACPI_GENERIC_STATE *results; /* Stack of accumulated results */
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ACPI_GENERIC_STATE *control_state; /* List of control states (nested IFs) */
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ACPI_GENERIC_STATE *scope_info; /* Stack of nested scopes */
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ACPI_PARSE_STATE *parser_state; /* Current state of parser */
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u8 *aml_last_while;
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ACPI_OPCODE_INFO *op_info; /* Info on current opcode */
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ACPI_PARSE_DOWNWARDS descending_callback;
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ACPI_PARSE_UPWARDS ascending_callback;
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union acpi_operand_obj *return_desc; /* Return object, if any */
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union acpi_operand_obj *method_desc; /* Method descriptor if running a method */
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struct acpi_node *method_node; /* Method Node if running a method */
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ACPI_PARSE_OBJECT *method_call_op; /* Method_call Op if running a method */
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struct acpi_node *method_call_node; /* Called method Node*/
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union acpi_operand_obj *operands[OBJ_NUM_OPERANDS]; /* Operands passed to the interpreter */
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struct acpi_node arguments[MTH_NUM_ARGS]; /* Control method arguments */
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struct acpi_node local_variables[MTH_NUM_LOCALS]; /* Control method locals */
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struct acpi_walk_list *walk_list;
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u32 parse_flags;
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u8 walk_type;
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u8 return_used;
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u16 opcode; /* Current AML opcode */
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u32 prev_arg_types;
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u16 current_sync_level; /* Mutex Sync (nested acquire) level */
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/* Debug support */
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u32 method_breakpoint;
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} ACPI_WALK_STATE;
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/*
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* Walk list - head of a tree of walk states. Multiple walk states are created when there
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* are nested control methods executing.
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*/
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typedef struct acpi_walk_list
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{
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ACPI_WALK_STATE *walk_state;
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ACPI_OBJECT_MUTEX acquired_mutex_list; /* List of all currently acquired mutexes */
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} ACPI_WALK_LIST;
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/* Info used by Acpi_ps_init_objects */
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typedef struct acpi_init_walk_info
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{
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u16 method_count;
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u16 op_region_count;
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u16 field_count;
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u16 op_region_init;
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u16 field_init;
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u16 object_count;
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ACPI_TABLE_DESC *table_desc;
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} ACPI_INIT_WALK_INFO;
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/* Info used by TBD */
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typedef struct acpi_device_walk_info
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{
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u16 device_count;
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u16 num_STA;
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u16 num_INI;
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ACPI_TABLE_DESC *table_desc;
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} ACPI_DEVICE_WALK_INFO;
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/* TBD: [Restructure] Merge with struct above */
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typedef struct acpi_walk_info
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{
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u32 debug_level;
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u32 owner_id;
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} ACPI_WALK_INFO;
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typedef struct acpi_get_devices_info
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{
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WALK_CALLBACK user_function;
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void *context;
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NATIVE_CHAR *hid;
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} ACPI_GET_DEVICES_INFO;
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#endif
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