WebSVN - shark - Blame - Rev 434 - /shark/trunk/drivers/linuxc26/include/acpi/acstruct.h

Rev	Author	Line No.	Line
434	giacomo	1	/******************************************************************************
		2	*
		3	* Name: acstruct.h - Internal structs
		4	*
		5	*****************************************************************************/
		6
		7	/*
		8	* Copyright (C) 2000 - 2003, R. Byron Moore
		9	* All rights reserved.
		10	*
		11	* Redistribution and use in source and binary forms, with or without
		12	* modification, are permitted provided that the following conditions
		13	* are met:
		14	* 1. Redistributions of source code must retain the above copyright
		15	* notice, this list of conditions, and the following disclaimer,
		16	* without modification.
		17	* 2. Redistributions in binary form must reproduce at minimum a disclaimer
		18	* substantially similar to the "NO WARRANTY" disclaimer below
		19	* ("Disclaimer") and any redistribution must be conditioned upon
		20	* including a substantially similar Disclaimer requirement for further
		21	* binary redistribution.
		22	* 3. Neither the names of the above-listed copyright holders nor the names
		23	* of any contributors may be used to endorse or promote products derived
		24	* from this software without specific prior written permission.
		25	*
		26	* Alternatively, this software may be distributed under the terms of the
		27	* GNU General Public License ("GPL") version 2 as published by the Free
		28	* Software Foundation.
		29	*
		30	* NO WARRANTY
		31	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
		32	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
		33	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
		34	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
		35	* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
		36	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
		37	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
		38	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
		39	* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
		40	* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
		41	* POSSIBILITY OF SUCH DAMAGES.
		42	*/
		43
		44	#ifndef __ACSTRUCT_H__
		45	#define __ACSTRUCT_H__
		46
		47
		48	/*****************************************************************************
		49	*
		50	* Tree walking typedefs and structs
		51	*
		52	****************************************************************************/
		53
		54
		55	/*
		56	* Walk state - current state of a parse tree walk. Used for both a leisurely stroll through
		57	* the tree (for whatever reason), and for control method execution.
		58	*/
		59
		60	#define ACPI_NEXT_OP_DOWNWARD 1
		61	#define ACPI_NEXT_OP_UPWARD 2
		62
		63	#define ACPI_WALK_NON_METHOD 0
		64	#define ACPI_WALK_METHOD 1
		65	#define ACPI_WALK_METHOD_RESTART 2
		66	#define ACPI_WALK_CONST_REQUIRED 3
		67	#define ACPI_WALK_CONST_OPTIONAL 4
		68
		69	struct acpi_walk_state
		70	{
		71	u8 data_type; /* To differentiate various internal objs MUST BE FIRST!*/\
		72	acpi_owner_id owner_id; /* Owner of objects created during the walk */
		73	u8 last_predicate; /* Result of last predicate */
		74	u8 current_result; /* */
		75	u8 next_op_info; /* Info about next_op */
		76	u8 num_operands; /* Stack pointer for Operands[] array */
		77	u8 return_used;
		78	u8 walk_type;
		79	u16 opcode; /* Current AML opcode */
		80	u8 scope_depth;
		81	u8 reserved1;
		82	u32 arg_count; /* push for fixed or var args */
		83	u32 aml_offset;
		84	u32 arg_types;
		85	u32 method_breakpoint; /* For single stepping */
		86	u32 user_breakpoint; /* User AML breakpoint */
		87	u32 parse_flags;
		88	u32 prev_arg_types;
		89
		90	u8 *aml_last_while;
		91	struct acpi_namespace_node arguments[ACPI_METHOD_NUM_ARGS]; /* Control method arguments */
		92	union acpi_operand_object **caller_return_desc;
		93	union acpi_generic_state control_state; / List of control states (nested IFs) */
		94	struct acpi_namespace_node deferred_node; / Used when executing deferred opcodes */
		95	struct acpi_namespace_node local_variables[ACPI_METHOD_NUM_LOCALS]; /* Control method locals */
		96	struct acpi_namespace_node method_call_node; / Called method Node*/
		97	union acpi_parse_object method_call_op; / method_call Op if running a method */
		98	union acpi_operand_object method_desc; / Method descriptor if running a method */
		99	struct acpi_namespace_node method_node; / Method node if running a method. */
		100	union acpi_parse_object op; / Current parser op */
		101	union acpi_operand_object operands[ACPI_OBJ_NUM_OPERANDS+1]; / Operands passed to the interpreter (+1 for NULL terminator) */
		102	const struct acpi_opcode_info op_info; / Info on current opcode */
		103	union acpi_parse_object origin; / Start of walk [Obsolete] */
		104	union acpi_operand_object **params;
		105	struct acpi_parse_state parser_state; /* Current state of parser */
		106	union acpi_operand_object *result_obj;
		107	union acpi_generic_state results; / Stack of accumulated results */
		108	union acpi_operand_object return_desc; / Return object, if any */
		109	union acpi_generic_state scope_info; / Stack of nested scopes */
		110
		111	union acpi_parse_object prev_op; / Last op that was processed */
		112	union acpi_parse_object next_op; / next op to be processed */
		113	acpi_parse_downwards descending_callback;
		114	acpi_parse_upwards ascending_callback;
		115	struct acpi_thread_state *thread;
		116	struct acpi_walk_state next; / Next walk_state in list */
		117	};
		118
		119
		120	/* Info used by acpi_ps_init_objects */
		121
		122	struct acpi_init_walk_info
		123	{
		124	u16 method_count;
		125	u16 device_count;
		126	u16 op_region_count;
		127	u16 field_count;
		128	u16 buffer_count;
		129	u16 package_count;
		130	u16 op_region_init;
		131	u16 field_init;
		132	u16 buffer_init;
		133	u16 package_init;
		134	u16 object_count;
		135	struct acpi_table_desc *table_desc;
		136	};
		137
		138
		139	/* Info used by acpi_ns_initialize_devices */
		140
		141	struct acpi_device_walk_info
		142	{
		143	u16 device_count;
		144	u16 num_STA;
		145	u16 num_INI;
		146	struct acpi_table_desc *table_desc;
		147	};
		148
		149
		150	/* TBD: [Restructure] Merge with struct above */
		151
		152	struct acpi_walk_info
		153	{
		154	u32 debug_level;
		155	u32 owner_id;
		156	u8 display_type;
		157	};
		158
		159	/* Display Types */
		160
		161	#define ACPI_DISPLAY_SUMMARY 0
		162	#define ACPI_DISPLAY_OBJECTS 1
		163
		164	struct acpi_get_devices_info
		165	{
		166	acpi_walk_callback user_function;
		167	void *context;
		168	char *hid;
		169	};
		170
		171
		172	union acpi_aml_operands
		173	{
		174	union acpi_operand_object *operands[7];
		175
		176	struct
		177	{
		178	struct acpi_object_integer *type;
		179	struct acpi_object_integer *code;
		180	struct acpi_object_integer *argument;
		181
		182	} fatal;
		183
		184	struct
		185	{
		186	union acpi_operand_object *source;
		187	struct acpi_object_integer *index;
		188	union acpi_operand_object *target;
		189
		190	} index;
		191
		192	struct
		193	{
		194	union acpi_operand_object *source;
		195	struct acpi_object_integer *index;
		196	struct acpi_object_integer *length;
		197	union acpi_operand_object *target;
		198
		199	} mid;
		200	};
		201
		202
		203	#endif

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