[linux.git] / include / acpi / amlcode.h

/******************************************************************************
 *
 * Name: amlcode.h - Definitions for AML, as included in "definition blocks"
 *                   Declarations and definitions contained herein are derived
 *                   directly from the ACPI specification.
 *
 *****************************************************************************/

/*
 * Copyright (C) 2000 - 2005, R. Byron Moore
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer,
 *    without modification.
 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
 *    substantially similar to the "NO WARRANTY" disclaimer below
 *    ("Disclaimer") and any redistribution must be conditioned upon
 *    including a substantially similar Disclaimer requirement for further
 *    binary redistribution.
 * 3. Neither the names of the above-listed copyright holders nor the names
 *    of any contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * Alternatively, this software may be distributed under the terms of the
 * GNU General Public License ("GPL") version 2 as published by the Free
 * Software Foundation.
 *
 * NO WARRANTY
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGES.
 */

#ifndef __AMLCODE_H__
#define __AMLCODE_H__

/* primary opcodes */

#define AML_NULL_CHAR               (u16) 0x00

#define AML_ZERO_OP                 (u16) 0x00
#define AML_ONE_OP                  (u16) 0x01
#define AML_UNASSIGNED              (u16) 0x02
#define AML_ALIAS_OP                (u16) 0x06
#define AML_NAME_OP                 (u16) 0x08
#define AML_BYTE_OP                 (u16) 0x0a
#define AML_WORD_OP                 (u16) 0x0b
#define AML_DWORD_OP                (u16) 0x0c
#define AML_STRING_OP               (u16) 0x0d
#define AML_QWORD_OP                (u16) 0x0e	/* ACPI 2.0 */
#define AML_SCOPE_OP                (u16) 0x10
#define AML_BUFFER_OP               (u16) 0x11
#define AML_PACKAGE_OP              (u16) 0x12
#define AML_VAR_PACKAGE_OP          (u16) 0x13	/* ACPI 2.0 */
#define AML_METHOD_OP               (u16) 0x14
#define AML_DUAL_NAME_PREFIX        (u16) 0x2e
#define AML_MULTI_NAME_PREFIX_OP    (u16) 0x2f
#define AML_NAME_CHAR_SUBSEQ        (u16) 0x30
#define AML_NAME_CHAR_FIRST         (u16) 0x41
#define AML_EXTENDED_OP_PREFIX      (u16) 0x5b
#define AML_ROOT_PREFIX             (u16) 0x5c
#define AML_PARENT_PREFIX           (u16) 0x5e
#define AML_LOCAL_OP                (u16) 0x60
#define AML_LOCAL0                  (u16) 0x60
#define AML_LOCAL1                  (u16) 0x61
#define AML_LOCAL2                  (u16) 0x62
#define AML_LOCAL3                  (u16) 0x63
#define AML_LOCAL4                  (u16) 0x64
#define AML_LOCAL5                  (u16) 0x65
#define AML_LOCAL6                  (u16) 0x66
#define AML_LOCAL7                  (u16) 0x67
#define AML_ARG_OP                  (u16) 0x68
#define AML_ARG0                    (u16) 0x68
#define AML_ARG1                    (u16) 0x69
#define AML_ARG2                    (u16) 0x6a
#define AML_ARG3                    (u16) 0x6b
#define AML_ARG4                    (u16) 0x6c
#define AML_ARG5                    (u16) 0x6d
#define AML_ARG6                    (u16) 0x6e
#define AML_STORE_OP                (u16) 0x70
#define AML_REF_OF_OP               (u16) 0x71
#define AML_ADD_OP                  (u16) 0x72
#define AML_CONCAT_OP               (u16) 0x73
#define AML_SUBTRACT_OP             (u16) 0x74
#define AML_INCREMENT_OP            (u16) 0x75
#define AML_DECREMENT_OP            (u16) 0x76
#define AML_MULTIPLY_OP             (u16) 0x77
#define AML_DIVIDE_OP               (u16) 0x78
#define AML_SHIFT_LEFT_OP           (u16) 0x79
#define AML_SHIFT_RIGHT_OP          (u16) 0x7a
#define AML_BIT_AND_OP              (u16) 0x7b
#define AML_BIT_NAND_OP             (u16) 0x7c
#define AML_BIT_OR_OP               (u16) 0x7d
#define AML_BIT_NOR_OP              (u16) 0x7e
#define AML_BIT_XOR_OP              (u16) 0x7f
#define AML_BIT_NOT_OP              (u16) 0x80
#define AML_FIND_SET_LEFT_BIT_OP    (u16) 0x81
#define AML_FIND_SET_RIGHT_BIT_OP   (u16) 0x82
#define AML_DEREF_OF_OP             (u16) 0x83
#define AML_CONCAT_RES_OP           (u16) 0x84	/* ACPI 2.0 */
#define AML_MOD_OP                  (u16) 0x85	/* ACPI 2.0 */
#define AML_NOTIFY_OP               (u16) 0x86
#define AML_SIZE_OF_OP              (u16) 0x87
#define AML_INDEX_OP                (u16) 0x88
#define AML_MATCH_OP                (u16) 0x89
#define AML_CREATE_DWORD_FIELD_OP   (u16) 0x8a
#define AML_CREATE_WORD_FIELD_OP    (u16) 0x8b
#define AML_CREATE_BYTE_FIELD_OP    (u16) 0x8c
#define AML_CREATE_BIT_FIELD_OP     (u16) 0x8d
#define AML_TYPE_OP                 (u16) 0x8e
#define AML_CREATE_QWORD_FIELD_OP   (u16) 0x8f	/* ACPI 2.0 */
#define AML_LAND_OP                 (u16) 0x90
#define AML_LOR_OP                  (u16) 0x91
#define AML_LNOT_OP                 (u16) 0x92
#define AML_LEQUAL_OP               (u16) 0x93
#define AML_LGREATER_OP             (u16) 0x94
#define AML_LLESS_OP                (u16) 0x95
#define AML_TO_BUFFER_OP            (u16) 0x96	/* ACPI 2.0 */
#define AML_TO_DECSTRING_OP         (u16) 0x97	/* ACPI 2.0 */
#define AML_TO_HEXSTRING_OP         (u16) 0x98	/* ACPI 2.0 */
#define AML_TO_INTEGER_OP           (u16) 0x99	/* ACPI 2.0 */
#define AML_TO_STRING_OP            (u16) 0x9c	/* ACPI 2.0 */
#define AML_COPY_OP                 (u16) 0x9d	/* ACPI 2.0 */
#define AML_MID_OP                  (u16) 0x9e	/* ACPI 2.0 */
#define AML_CONTINUE_OP             (u16) 0x9f	/* ACPI 2.0 */
#define AML_IF_OP                   (u16) 0xa0
#define AML_ELSE_OP                 (u16) 0xa1
#define AML_WHILE_OP                (u16) 0xa2
#define AML_NOOP_OP                 (u16) 0xa3
#define AML_RETURN_OP               (u16) 0xa4
#define AML_BREAK_OP                (u16) 0xa5
#define AML_BREAK_POINT_OP          (u16) 0xcc
#define AML_ONES_OP                 (u16) 0xff

/* prefixed opcodes */

#define AML_EXTENDED_OPCODE         (u16) 0x5b00	/* prefix for 2-byte opcodes */

#define AML_MUTEX_OP                (u16) 0x5b01
#define AML_EVENT_OP                (u16) 0x5b02
#define AML_SHIFT_RIGHT_BIT_OP      (u16) 0x5b10
#define AML_SHIFT_LEFT_BIT_OP       (u16) 0x5b11
#define AML_COND_REF_OF_OP          (u16) 0x5b12
#define AML_CREATE_FIELD_OP         (u16) 0x5b13
#define AML_LOAD_TABLE_OP           (u16) 0x5b1f	/* ACPI 2.0 */
#define AML_LOAD_OP                 (u16) 0x5b20
#define AML_STALL_OP                (u16) 0x5b21
#define AML_SLEEP_OP                (u16) 0x5b22
#define AML_ACQUIRE_OP              (u16) 0x5b23
#define AML_SIGNAL_OP               (u16) 0x5b24
#define AML_WAIT_OP                 (u16) 0x5b25
#define AML_RESET_OP                (u16) 0x5b26
#define AML_RELEASE_OP              (u16) 0x5b27
#define AML_FROM_BCD_OP             (u16) 0x5b28
#define AML_TO_BCD_OP               (u16) 0x5b29
#define AML_UNLOAD_OP               (u16) 0x5b2a
#define AML_REVISION_OP             (u16) 0x5b30
#define AML_DEBUG_OP                (u16) 0x5b31
#define AML_FATAL_OP                (u16) 0x5b32
#define AML_TIMER_OP                (u16) 0x5b33	/* ACPI 3.0 */
#define AML_REGION_OP               (u16) 0x5b80
#define AML_FIELD_OP                (u16) 0x5b81
#define AML_DEVICE_OP               (u16) 0x5b82
#define AML_PROCESSOR_OP            (u16) 0x5b83
#define AML_POWER_RES_OP            (u16) 0x5b84
#define AML_THERMAL_ZONE_OP         (u16) 0x5b85
#define AML_INDEX_FIELD_OP          (u16) 0x5b86
#define AML_BANK_FIELD_OP           (u16) 0x5b87
#define AML_DATA_REGION_OP          (u16) 0x5b88	/* ACPI 2.0 */

/* Bogus opcodes (they are actually two separate opcodes) */

#define AML_LGREATEREQUAL_OP        (u16) 0x9295
#define AML_LLESSEQUAL_OP           (u16) 0x9294
#define AML_LNOTEQUAL_OP            (u16) 0x9293

/*
 * Internal opcodes
 * Use only "Unknown" AML opcodes, don't attempt to use
 * any valid ACPI ASCII values (A-Z, 0-9, '-')
 */
#define AML_INT_NAMEPATH_OP         (u16) 0x002d
#define AML_INT_NAMEDFIELD_OP       (u16) 0x0030
#define AML_INT_RESERVEDFIELD_OP    (u16) 0x0031
#define AML_INT_ACCESSFIELD_OP      (u16) 0x0032
#define AML_INT_BYTELIST_OP         (u16) 0x0033
#define AML_INT_STATICSTRING_OP     (u16) 0x0034
#define AML_INT_METHODCALL_OP       (u16) 0x0035
#define AML_INT_RETURN_VALUE_OP     (u16) 0x0036
#define AML_INT_EVAL_SUBTREE_OP     (u16) 0x0037

#define ARG_NONE                    0x0

/*
 * Argument types for the AML Parser
 * Each field in the arg_types u32 is 5 bits, allowing for a maximum of 6 arguments.
 * There can be up to 31 unique argument types
 * Zero is reserved as end-of-list indicator
 */
#define ARGP_BYTEDATA               0x01
#define ARGP_BYTELIST               0x02
#define ARGP_CHARLIST               0x03
#define ARGP_DATAOBJ                0x04
#define ARGP_DATAOBJLIST            0x05
#define ARGP_DWORDDATA              0x06
#define ARGP_FIELDLIST              0x07
#define ARGP_NAME                   0x08
#define ARGP_NAMESTRING             0x09
#define ARGP_OBJLIST                0x0A
#define ARGP_PKGLENGTH              0x0B
#define ARGP_SUPERNAME              0x0C
#define ARGP_TARGET                 0x0D
#define ARGP_TERMARG                0x0E
#define ARGP_TERMLIST               0x0F
#define ARGP_WORDDATA               0x10
#define ARGP_QWORDDATA              0x11
#define ARGP_SIMPLENAME             0x12

/*
 * Resolved argument types for the AML Interpreter
 * Each field in the arg_types u32 is 5 bits, allowing for a maximum of 6 arguments.
 * There can be up to 31 unique argument types (0 is end-of-arg-list indicator)
 *
 * Note1: These values are completely independent from the ACPI_TYPEs
 *        i.e., ARGI_INTEGER != ACPI_TYPE_INTEGER
 *
 * Note2: If and when 5 bits becomes insufficient, it would probably be best
 * to convert to a 6-byte array of argument types, allowing 8 bits per argument.
 */

/* Single, simple types */

#define ARGI_ANYTYPE                0x01	/* Don't care */
#define ARGI_PACKAGE                0x02
#define ARGI_EVENT                  0x03
#define ARGI_MUTEX                  0x04
#define ARGI_DDBHANDLE              0x05

/* Interchangeable types (via implicit conversion) */

#define ARGI_INTEGER                0x06
#define ARGI_STRING                 0x07
#define ARGI_BUFFER                 0x08
#define ARGI_BUFFER_OR_STRING       0x09	/* Used by MID op only */
#define ARGI_COMPUTEDATA            0x0A	/* Buffer, String, or Integer */

/* Reference objects */

#define ARGI_INTEGER_REF            0x0B
#define ARGI_OBJECT_REF             0x0C
#define ARGI_DEVICE_REF             0x0D
#define ARGI_REFERENCE              0x0E
#define ARGI_TARGETREF              0x0F	/* Target, subject to implicit conversion */
#define ARGI_FIXED_TARGET           0x10	/* Target, no implicit conversion */
#define ARGI_SIMPLE_TARGET          0x11	/* Name, Local, Arg -- no implicit conversion */

/* Multiple/complex types */

#define ARGI_DATAOBJECT             0x12	/* Buffer, String, package or reference to a Node - Used only by size_of operator */
#define ARGI_COMPLEXOBJ             0x13	/* Buffer, String, or package (Used by INDEX op only) */
#define ARGI_REF_OR_STRING          0x14	/* Reference or String (Used by DEREFOF op only) */
#define ARGI_REGION_OR_FIELD        0x15	/* Used by LOAD op only */
#define ARGI_DATAREFOBJ             0x16

/* Note: types above can expand to 0x1F maximum */

#define ARGI_INVALID_OPCODE         0xFFFFFFFF

/*
 * hash offsets
 */
#define AML_EXTOP_HASH_OFFSET       22
#define AML_LNOT_HASH_OFFSET        19

/*
 * opcode groups and types
 */
#define OPGRP_NAMED                 0x01
#define OPGRP_FIELD                 0x02
#define OPGRP_BYTELIST              0x04

/*
 * Opcode information
 */

/* Opcode flags */

#define AML_LOGICAL                 0x0001
#define AML_LOGICAL_NUMERIC         0x0002
#define AML_MATH                    0x0004
#define AML_CREATE                  0x0008
#define AML_FIELD                   0x0010
#define AML_DEFER                   0x0020
#define AML_NAMED                   0x0040
#define AML_NSNODE                  0x0080
#define AML_NSOPCODE                0x0100
#define AML_NSOBJECT                0x0200
#define AML_HAS_RETVAL              0x0400
#define AML_HAS_TARGET              0x0800
#define AML_HAS_ARGS                0x1000
#define AML_CONSTANT                0x2000
#define AML_NO_OPERAND_RESOLVE      0x4000

/* Convenient flag groupings */

#define AML_FLAGS_EXEC_0A_0T_1R                                     AML_HAS_RETVAL
#define AML_FLAGS_EXEC_1A_0T_0R     AML_HAS_ARGS	/* Monadic1  */
#define AML_FLAGS_EXEC_1A_0T_1R     AML_HAS_ARGS |                  AML_HAS_RETVAL	/* Monadic2  */
#define AML_FLAGS_EXEC_1A_1T_0R     AML_HAS_ARGS | AML_HAS_TARGET
#define AML_FLAGS_EXEC_1A_1T_1R     AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL	/* monadic2_r */
#define AML_FLAGS_EXEC_2A_0T_0R     AML_HAS_ARGS	/* Dyadic1   */
#define AML_FLAGS_EXEC_2A_0T_1R     AML_HAS_ARGS |                  AML_HAS_RETVAL	/* Dyadic2   */
#define AML_FLAGS_EXEC_2A_1T_1R     AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL	/* dyadic2_r  */
#define AML_FLAGS_EXEC_2A_2T_1R     AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL
#define AML_FLAGS_EXEC_3A_0T_0R     AML_HAS_ARGS
#define AML_FLAGS_EXEC_3A_1T_1R     AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL
#define AML_FLAGS_EXEC_6A_0T_1R     AML_HAS_ARGS |                  AML_HAS_RETVAL

/*
 * The opcode Type is used in a dispatch table, do not change
 * without updating the table.
 */
#define AML_TYPE_EXEC_0A_0T_1R      0x00
#define AML_TYPE_EXEC_1A_0T_0R      0x01	/* Monadic1  */
#define AML_TYPE_EXEC_1A_0T_1R      0x02	/* Monadic2  */
#define AML_TYPE_EXEC_1A_1T_0R      0x03
#define AML_TYPE_EXEC_1A_1T_1R      0x04	/* monadic2_r */
#define AML_TYPE_EXEC_2A_0T_0R      0x05	/* Dyadic1   */
#define AML_TYPE_EXEC_2A_0T_1R      0x06	/* Dyadic2   */
#define AML_TYPE_EXEC_2A_1T_1R      0x07	/* dyadic2_r  */
#define AML_TYPE_EXEC_2A_2T_1R      0x08
#define AML_TYPE_EXEC_3A_0T_0R      0x09
#define AML_TYPE_EXEC_3A_1T_1R      0x0A
#define AML_TYPE_EXEC_6A_0T_1R      0x0B
/* End of types used in dispatch table */

#define AML_TYPE_LITERAL            0x0B
#define AML_TYPE_CONSTANT           0x0C
#define AML_TYPE_METHOD_ARGUMENT    0x0D
#define AML_TYPE_LOCAL_VARIABLE     0x0E
#define AML_TYPE_DATA_TERM          0x0F

/* Generic for an op that returns a value */

#define AML_TYPE_METHOD_CALL        0x10

/* Misc */

#define AML_TYPE_CREATE_FIELD       0x11
#define AML_TYPE_CREATE_OBJECT      0x12
#define AML_TYPE_CONTROL            0x13
#define AML_TYPE_NAMED_NO_OBJ       0x14
#define AML_TYPE_NAMED_FIELD        0x15
#define AML_TYPE_NAMED_SIMPLE       0x16
#define AML_TYPE_NAMED_COMPLEX      0x17
#define AML_TYPE_RETURN             0x18

#define AML_TYPE_UNDEFINED          0x19
#define AML_TYPE_BOGUS              0x1A

/* AML Package Length encodings */

#define ACPI_AML_PACKAGE_TYPE1      0x40
#define ACPI_AML_PACKAGE_TYPE2      0x4000
#define ACPI_AML_PACKAGE_TYPE3      0x400000
#define ACPI_AML_PACKAGE_TYPE4      0x40000000

/*
 * Opcode classes
 */
#define AML_CLASS_EXECUTE           0x00
#define AML_CLASS_CREATE            0x01
#define AML_CLASS_ARGUMENT          0x02
#define AML_CLASS_NAMED_OBJECT      0x03
#define AML_CLASS_CONTROL           0x04
#define AML_CLASS_ASCII             0x05
#define AML_CLASS_PREFIX            0x06
#define AML_CLASS_INTERNAL          0x07
#define AML_CLASS_RETURN_VALUE      0x08
#define AML_CLASS_METHOD_CALL       0x09
#define AML_CLASS_UNKNOWN           0x0A

/* Predefined Operation Region space_iDs */

typedef enum {
	REGION_MEMORY = 0,
	REGION_IO,
	REGION_PCI_CONFIG,
	REGION_EC,
	REGION_SMBUS,
	REGION_CMOS,
	REGION_PCI_BAR,
	REGION_DATA_TABLE,	/* Internal use only */
	REGION_FIXED_HW = 0x7F
} AML_REGION_TYPES;

/* Comparison operation codes for match_op operator */

typedef enum {
	MATCH_MTR = 0,
	MATCH_MEQ = 1,
	MATCH_MLE = 2,
	MATCH_MLT = 3,
	MATCH_MGE = 4,
	MATCH_MGT = 5
} AML_MATCH_OPERATOR;

#define MAX_MATCH_OPERATOR          5

/*
 * field_flags
 *
 * This byte is extracted from the AML and includes three separate
 * pieces of information about the field:
 * 1) The field access type
 * 2) The field update rule
 * 3) The lock rule for the field
 *
 * Bits 00 - 03 : access_type (any_acc, byte_acc, etc.)
 *      04      : lock_rule (1 == Lock)
 *      05 - 06 : update_rule
 */
#define AML_FIELD_ACCESS_TYPE_MASK  0x0F
#define AML_FIELD_LOCK_RULE_MASK    0x10
#define AML_FIELD_UPDATE_RULE_MASK  0x60

/* 1) Field Access Types */

typedef enum {
	AML_FIELD_ACCESS_ANY = 0x00,
	AML_FIELD_ACCESS_BYTE = 0x01,
	AML_FIELD_ACCESS_WORD = 0x02,
	AML_FIELD_ACCESS_DWORD = 0x03,
	AML_FIELD_ACCESS_QWORD = 0x04,	/* ACPI 2.0 */
	AML_FIELD_ACCESS_BUFFER = 0x05	/* ACPI 2.0 */
} AML_ACCESS_TYPE;

/* 2) Field Lock Rules */

typedef enum {
	AML_FIELD_LOCK_NEVER = 0x00,
	AML_FIELD_LOCK_ALWAYS = 0x10
} AML_LOCK_RULE;

/* 3) Field Update Rules */

typedef enum {
	AML_FIELD_UPDATE_PRESERVE = 0x00,
	AML_FIELD_UPDATE_WRITE_AS_ONES = 0x20,
	AML_FIELD_UPDATE_WRITE_AS_ZEROS = 0x40
} AML_UPDATE_RULE;

/*
 * Field Access Attributes.
 * This byte is extracted from the AML via the
 * access_as keyword
 */
typedef enum {
	AML_FIELD_ATTRIB_SMB_QUICK = 0x02,
	AML_FIELD_ATTRIB_SMB_SEND_RCV = 0x04,
	AML_FIELD_ATTRIB_SMB_BYTE = 0x06,
	AML_FIELD_ATTRIB_SMB_WORD = 0x08,
	AML_FIELD_ATTRIB_SMB_BLOCK = 0x0A,
	AML_FIELD_ATTRIB_SMB_WORD_CALL = 0x0C,
	AML_FIELD_ATTRIB_SMB_BLOCK_CALL = 0x0D
} AML_ACCESS_ATTRIBUTE;

/* Bit fields in method_flags byte */

#define AML_METHOD_ARG_COUNT        0x07
#define AML_METHOD_SERIALIZED       0x08
#define AML_METHOD_SYNCH_LEVEL      0xF0

/* METHOD_FLAGS_ARG_COUNT is not used internally, define additional flags */

#define AML_METHOD_INTERNAL_ONLY    0x01
#define AML_METHOD_RESERVED1        0x02
#define AML_METHOD_RESERVED2        0x04

#endif				/* __AMLCODE_H__ */
Commit	Line	Data
1da177e4 LT	1	/******************************************************************************
	2	*
	3	* Name: amlcode.h - Definitions for AML, as included in "definition blocks"
	4	* Declarations and definitions contained herein are derived
	5	* directly from the ACPI specification.
	6	*
	7	*****************************************************************************/
	8
	9	/*
	10	* Copyright (C) 2000 - 2005, R. Byron Moore
	11	* All rights reserved.
	12	*
	13	* Redistribution and use in source and binary forms, with or without
	14	* modification, are permitted provided that the following conditions
	15	* are met:
	16	* 1. Redistributions of source code must retain the above copyright
	17	* notice, this list of conditions, and the following disclaimer,
	18	* without modification.
	19	* 2. Redistributions in binary form must reproduce at minimum a disclaimer
	20	* substantially similar to the "NO WARRANTY" disclaimer below
	21	* ("Disclaimer") and any redistribution must be conditioned upon
	22	* including a substantially similar Disclaimer requirement for further
	23	* binary redistribution.
	24	* 3. Neither the names of the above-listed copyright holders nor the names
	25	* of any contributors may be used to endorse or promote products derived
	26	* from this software without specific prior written permission.
	27	*
	28	* Alternatively, this software may be distributed under the terms of the
	29	* GNU General Public License ("GPL") version 2 as published by the Free
	30	* Software Foundation.
	31	*
	32	* NO WARRANTY
	33	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
	34	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
	35	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
	36	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
	37	* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	38	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	39	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	40	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
	41	* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
	42	* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	43	* POSSIBILITY OF SUCH DAMAGES.
	44	*/
	45
	46	#ifndef __AMLCODE_H__
	47	#define __AMLCODE_H__
	48
	49	/* primary opcodes */
	50
	51	#define AML_NULL_CHAR (u16) 0x00
	52
	53	#define AML_ZERO_OP (u16) 0x00
	54	#define AML_ONE_OP (u16) 0x01
	55	#define AML_UNASSIGNED (u16) 0x02
	56	#define AML_ALIAS_OP (u16) 0x06
	57	#define AML_NAME_OP (u16) 0x08
	58	#define AML_BYTE_OP (u16) 0x0a
	59	#define AML_WORD_OP (u16) 0x0b
	60	#define AML_DWORD_OP (u16) 0x0c
	61	#define AML_STRING_OP (u16) 0x0d
4be44fcd	62	#define AML_QWORD_OP (u16) 0x0e /* ACPI 2.0 */
1da177e4 LT	63	#define AML_SCOPE_OP (u16) 0x10
	64	#define AML_BUFFER_OP (u16) 0x11
	65	#define AML_PACKAGE_OP (u16) 0x12
4be44fcd	66	#define AML_VAR_PACKAGE_OP (u16) 0x13 /* ACPI 2.0 */
1da177e4 LT	67	#define AML_METHOD_OP (u16) 0x14
	68	#define AML_DUAL_NAME_PREFIX (u16) 0x2e
	69	#define AML_MULTI_NAME_PREFIX_OP (u16) 0x2f
	70	#define AML_NAME_CHAR_SUBSEQ (u16) 0x30
	71	#define AML_NAME_CHAR_FIRST (u16) 0x41
73459f73	72	#define AML_EXTENDED_OP_PREFIX (u16) 0x5b
1da177e4 LT	73	#define AML_ROOT_PREFIX (u16) 0x5c
	74	#define AML_PARENT_PREFIX (u16) 0x5e
	75	#define AML_LOCAL_OP (u16) 0x60
	76	#define AML_LOCAL0 (u16) 0x60
	77	#define AML_LOCAL1 (u16) 0x61
	78	#define AML_LOCAL2 (u16) 0x62
	79	#define AML_LOCAL3 (u16) 0x63
	80	#define AML_LOCAL4 (u16) 0x64
	81	#define AML_LOCAL5 (u16) 0x65
	82	#define AML_LOCAL6 (u16) 0x66
	83	#define AML_LOCAL7 (u16) 0x67
	84	#define AML_ARG_OP (u16) 0x68
	85	#define AML_ARG0 (u16) 0x68
	86	#define AML_ARG1 (u16) 0x69
	87	#define AML_ARG2 (u16) 0x6a
	88	#define AML_ARG3 (u16) 0x6b
	89	#define AML_ARG4 (u16) 0x6c
	90	#define AML_ARG5 (u16) 0x6d
	91	#define AML_ARG6 (u16) 0x6e
	92	#define AML_STORE_OP (u16) 0x70
	93	#define AML_REF_OF_OP (u16) 0x71
	94	#define AML_ADD_OP (u16) 0x72
	95	#define AML_CONCAT_OP (u16) 0x73
	96	#define AML_SUBTRACT_OP (u16) 0x74
	97	#define AML_INCREMENT_OP (u16) 0x75
	98	#define AML_DECREMENT_OP (u16) 0x76
	99	#define AML_MULTIPLY_OP (u16) 0x77
	100	#define AML_DIVIDE_OP (u16) 0x78
	101	#define AML_SHIFT_LEFT_OP (u16) 0x79
	102	#define AML_SHIFT_RIGHT_OP (u16) 0x7a
	103	#define AML_BIT_AND_OP (u16) 0x7b
	104	#define AML_BIT_NAND_OP (u16) 0x7c
	105	#define AML_BIT_OR_OP (u16) 0x7d
	106	#define AML_BIT_NOR_OP (u16) 0x7e
	107	#define AML_BIT_XOR_OP (u16) 0x7f
	108	#define AML_BIT_NOT_OP (u16) 0x80
	109	#define AML_FIND_SET_LEFT_BIT_OP (u16) 0x81
	110	#define AML_FIND_SET_RIGHT_BIT_OP (u16) 0x82
	111	#define AML_DEREF_OF_OP (u16) 0x83
4be44fcd LB	112	#define AML_CONCAT_RES_OP (u16) 0x84 /* ACPI 2.0 */
4be44fcd LB	113	#define AML_MOD_OP (u16) 0x85 /* ACPI 2.0 */
1da177e4 LT	114	#define AML_NOTIFY_OP (u16) 0x86
	115	#define AML_SIZE_OF_OP (u16) 0x87
	116	#define AML_INDEX_OP (u16) 0x88
	117	#define AML_MATCH_OP (u16) 0x89
	118	#define AML_CREATE_DWORD_FIELD_OP (u16) 0x8a
	119	#define AML_CREATE_WORD_FIELD_OP (u16) 0x8b
	120	#define AML_CREATE_BYTE_FIELD_OP (u16) 0x8c
	121	#define AML_CREATE_BIT_FIELD_OP (u16) 0x8d
	122	#define AML_TYPE_OP (u16) 0x8e
4be44fcd	123	#define AML_CREATE_QWORD_FIELD_OP (u16) 0x8f /* ACPI 2.0 */
1da177e4 LT	124	#define AML_LAND_OP (u16) 0x90
	125	#define AML_LOR_OP (u16) 0x91
	126	#define AML_LNOT_OP (u16) 0x92
	127	#define AML_LEQUAL_OP (u16) 0x93
	128	#define AML_LGREATER_OP (u16) 0x94
	129	#define AML_LLESS_OP (u16) 0x95
4be44fcd LB	130	#define AML_TO_BUFFER_OP (u16) 0x96 /* ACPI 2.0 */
	131	#define AML_TO_DECSTRING_OP (u16) 0x97 /* ACPI 2.0 */
	132	#define AML_TO_HEXSTRING_OP (u16) 0x98 /* ACPI 2.0 */
	133	#define AML_TO_INTEGER_OP (u16) 0x99 /* ACPI 2.0 */
	134	#define AML_TO_STRING_OP (u16) 0x9c /* ACPI 2.0 */
	135	#define AML_COPY_OP (u16) 0x9d /* ACPI 2.0 */
	136	#define AML_MID_OP (u16) 0x9e /* ACPI 2.0 */
	137	#define AML_CONTINUE_OP (u16) 0x9f /* ACPI 2.0 */
1da177e4 LT	138	#define AML_IF_OP (u16) 0xa0
	139	#define AML_ELSE_OP (u16) 0xa1
	140	#define AML_WHILE_OP (u16) 0xa2
	141	#define AML_NOOP_OP (u16) 0xa3
	142	#define AML_RETURN_OP (u16) 0xa4
	143	#define AML_BREAK_OP (u16) 0xa5
	144	#define AML_BREAK_POINT_OP (u16) 0xcc
	145	#define AML_ONES_OP (u16) 0xff
	146
	147	/* prefixed opcodes */
	148
4be44fcd	149	#define AML_EXTENDED_OPCODE (u16) 0x5b00 /* prefix for 2-byte opcodes */
1da177e4 LT	150
	151	#define AML_MUTEX_OP (u16) 0x5b01
	152	#define AML_EVENT_OP (u16) 0x5b02
	153	#define AML_SHIFT_RIGHT_BIT_OP (u16) 0x5b10
	154	#define AML_SHIFT_LEFT_BIT_OP (u16) 0x5b11
	155	#define AML_COND_REF_OF_OP (u16) 0x5b12
	156	#define AML_CREATE_FIELD_OP (u16) 0x5b13
4be44fcd	157	#define AML_LOAD_TABLE_OP (u16) 0x5b1f /* ACPI 2.0 */
1da177e4 LT	158	#define AML_LOAD_OP (u16) 0x5b20
	159	#define AML_STALL_OP (u16) 0x5b21
	160	#define AML_SLEEP_OP (u16) 0x5b22
	161	#define AML_ACQUIRE_OP (u16) 0x5b23
	162	#define AML_SIGNAL_OP (u16) 0x5b24
	163	#define AML_WAIT_OP (u16) 0x5b25
	164	#define AML_RESET_OP (u16) 0x5b26
	165	#define AML_RELEASE_OP (u16) 0x5b27
	166	#define AML_FROM_BCD_OP (u16) 0x5b28
	167	#define AML_TO_BCD_OP (u16) 0x5b29
	168	#define AML_UNLOAD_OP (u16) 0x5b2a
	169	#define AML_REVISION_OP (u16) 0x5b30
	170	#define AML_DEBUG_OP (u16) 0x5b31
	171	#define AML_FATAL_OP (u16) 0x5b32
4be44fcd	172	#define AML_TIMER_OP (u16) 0x5b33 /* ACPI 3.0 */
1da177e4 LT	173	#define AML_REGION_OP (u16) 0x5b80
	174	#define AML_FIELD_OP (u16) 0x5b81
	175	#define AML_DEVICE_OP (u16) 0x5b82
	176	#define AML_PROCESSOR_OP (u16) 0x5b83
	177	#define AML_POWER_RES_OP (u16) 0x5b84
	178	#define AML_THERMAL_ZONE_OP (u16) 0x5b85
	179	#define AML_INDEX_FIELD_OP (u16) 0x5b86
	180	#define AML_BANK_FIELD_OP (u16) 0x5b87
4be44fcd	181	#define AML_DATA_REGION_OP (u16) 0x5b88 /* ACPI 2.0 */
1da177e4 LT	182
	183	/* Bogus opcodes (they are actually two separate opcodes) */
	184
	185	#define AML_LGREATEREQUAL_OP (u16) 0x9295
	186	#define AML_LLESSEQUAL_OP (u16) 0x9294
	187	#define AML_LNOTEQUAL_OP (u16) 0x9293
	188
1da177e4 LT	189	/*
	190	* Internal opcodes
	191	* Use only "Unknown" AML opcodes, don't attempt to use
	192	* any valid ACPI ASCII values (A-Z, 0-9, '-')
	193	*/
1da177e4 LT	194	#define AML_INT_NAMEPATH_OP (u16) 0x002d
	195	#define AML_INT_NAMEDFIELD_OP (u16) 0x0030
	196	#define AML_INT_RESERVEDFIELD_OP (u16) 0x0031
	197	#define AML_INT_ACCESSFIELD_OP (u16) 0x0032
	198	#define AML_INT_BYTELIST_OP (u16) 0x0033
	199	#define AML_INT_STATICSTRING_OP (u16) 0x0034
	200	#define AML_INT_METHODCALL_OP (u16) 0x0035
	201	#define AML_INT_RETURN_VALUE_OP (u16) 0x0036
	202	#define AML_INT_EVAL_SUBTREE_OP (u16) 0x0037
	203
1da177e4 LT	204	#define ARG_NONE 0x0
	205
	206	/*
	207	* Argument types for the AML Parser
	208	* Each field in the arg_types u32 is 5 bits, allowing for a maximum of 6 arguments.
	209	* There can be up to 31 unique argument types
	210	* Zero is reserved as end-of-list indicator
	211	*/
1da177e4 LT	212	#define ARGP_BYTEDATA 0x01
	213	#define ARGP_BYTELIST 0x02
	214	#define ARGP_CHARLIST 0x03
	215	#define ARGP_DATAOBJ 0x04
	216	#define ARGP_DATAOBJLIST 0x05
	217	#define ARGP_DWORDDATA 0x06
	218	#define ARGP_FIELDLIST 0x07
	219	#define ARGP_NAME 0x08
	220	#define ARGP_NAMESTRING 0x09
	221	#define ARGP_OBJLIST 0x0A
	222	#define ARGP_PKGLENGTH 0x0B
	223	#define ARGP_SUPERNAME 0x0C
	224	#define ARGP_TARGET 0x0D
	225	#define ARGP_TERMARG 0x0E
	226	#define ARGP_TERMLIST 0x0F
	227	#define ARGP_WORDDATA 0x10
	228	#define ARGP_QWORDDATA 0x11
	229	#define ARGP_SIMPLENAME 0x12
	230
	231	/*
	232	* Resolved argument types for the AML Interpreter
	233	* Each field in the arg_types u32 is 5 bits, allowing for a maximum of 6 arguments.
	234	* There can be up to 31 unique argument types (0 is end-of-arg-list indicator)
	235	*
	236	* Note1: These values are completely independent from the ACPI_TYPEs
	237	* i.e., ARGI_INTEGER != ACPI_TYPE_INTEGER
	238	*
	239	* Note2: If and when 5 bits becomes insufficient, it would probably be best
	240	* to convert to a 6-byte array of argument types, allowing 8 bits per argument.
	241	*/
	242
	243	/* Single, simple types */
	244
4be44fcd	245	#define ARGI_ANYTYPE 0x01 /* Don't care */
1da177e4 LT	246	#define ARGI_PACKAGE 0x02
	247	#define ARGI_EVENT 0x03
	248	#define ARGI_MUTEX 0x04
	249	#define ARGI_DDBHANDLE 0x05
	250
	251	/* Interchangeable types (via implicit conversion) */
	252
	253	#define ARGI_INTEGER 0x06
	254	#define ARGI_STRING 0x07
	255	#define ARGI_BUFFER 0x08
4be44fcd LB	256	#define ARGI_BUFFER_OR_STRING 0x09 /* Used by MID op only */
4be44fcd LB	257	#define ARGI_COMPUTEDATA 0x0A /* Buffer, String, or Integer */
1da177e4 LT	258
	259	/* Reference objects */
	260
	261	#define ARGI_INTEGER_REF 0x0B
	262	#define ARGI_OBJECT_REF 0x0C
	263	#define ARGI_DEVICE_REF 0x0D
	264	#define ARGI_REFERENCE 0x0E
4be44fcd LB	265	#define ARGI_TARGETREF 0x0F /* Target, subject to implicit conversion */
	266	#define ARGI_FIXED_TARGET 0x10 /* Target, no implicit conversion */
	267	#define ARGI_SIMPLE_TARGET 0x11 /* Name, Local, Arg -- no implicit conversion */
1da177e4 LT	268
	269	/* Multiple/complex types */
	270
4be44fcd LB	271	#define ARGI_DATAOBJECT 0x12 /* Buffer, String, package or reference to a Node - Used only by size_of operator */
	272	#define ARGI_COMPLEXOBJ 0x13 /* Buffer, String, or package (Used by INDEX op only) */
	273	#define ARGI_REF_OR_STRING 0x14 /* Reference or String (Used by DEREFOF op only) */
	274	#define ARGI_REGION_OR_FIELD 0x15 /* Used by LOAD op only */
1da177e4 LT	275	#define ARGI_DATAREFOBJ 0x16
	276
	277	/* Note: types above can expand to 0x1F maximum */
	278
	279	#define ARGI_INVALID_OPCODE 0xFFFFFFFF
	280
1da177e4 LT	281	/*
	282	* hash offsets
	283	*/
	284	#define AML_EXTOP_HASH_OFFSET 22
	285	#define AML_LNOT_HASH_OFFSET 19
	286
1da177e4 LT	287	/*
	288	* opcode groups and types
	289	*/
1da177e4 LT	290	#define OPGRP_NAMED 0x01
	291	#define OPGRP_FIELD 0x02
	292	#define OPGRP_BYTELIST 0x04
	293
1da177e4 LT	294	/*
	295	* Opcode information
	296	*/
	297
	298	/* Opcode flags */
	299
	300	#define AML_LOGICAL 0x0001
	301	#define AML_LOGICAL_NUMERIC 0x0002
	302	#define AML_MATH 0x0004
	303	#define AML_CREATE 0x0008
	304	#define AML_FIELD 0x0010
	305	#define AML_DEFER 0x0020
	306	#define AML_NAMED 0x0040
	307	#define AML_NSNODE 0x0080
	308	#define AML_NSOPCODE 0x0100
	309	#define AML_NSOBJECT 0x0200
	310	#define AML_HAS_RETVAL 0x0400
	311	#define AML_HAS_TARGET 0x0800
	312	#define AML_HAS_ARGS 0x1000
	313	#define AML_CONSTANT 0x2000
	314	#define AML_NO_OPERAND_RESOLVE 0x4000
	315
	316	/* Convenient flag groupings */
	317
	318	#define AML_FLAGS_EXEC_0A_0T_1R AML_HAS_RETVAL
4be44fcd LB	319	#define AML_FLAGS_EXEC_1A_0T_0R AML_HAS_ARGS /* Monadic1 */
4be44fcd LB	320	#define AML_FLAGS_EXEC_1A_0T_1R AML_HAS_ARGS \| AML_HAS_RETVAL /* Monadic2 */
1da177e4	321	#define AML_FLAGS_EXEC_1A_1T_0R AML_HAS_ARGS \| AML_HAS_TARGET
4be44fcd LB	322	#define AML_FLAGS_EXEC_1A_1T_1R AML_HAS_ARGS \| AML_HAS_TARGET \| AML_HAS_RETVAL /* monadic2_r */
	323	#define AML_FLAGS_EXEC_2A_0T_0R AML_HAS_ARGS /* Dyadic1 */
	324	#define AML_FLAGS_EXEC_2A_0T_1R AML_HAS_ARGS \| AML_HAS_RETVAL /* Dyadic2 */
	325	#define AML_FLAGS_EXEC_2A_1T_1R AML_HAS_ARGS \| AML_HAS_TARGET \| AML_HAS_RETVAL /* dyadic2_r */
1da177e4 LT	326	#define AML_FLAGS_EXEC_2A_2T_1R AML_HAS_ARGS \| AML_HAS_TARGET \| AML_HAS_RETVAL
	327	#define AML_FLAGS_EXEC_3A_0T_0R AML_HAS_ARGS
	328	#define AML_FLAGS_EXEC_3A_1T_1R AML_HAS_ARGS \| AML_HAS_TARGET \| AML_HAS_RETVAL
	329	#define AML_FLAGS_EXEC_6A_0T_1R AML_HAS_ARGS \| AML_HAS_RETVAL
	330
1da177e4 LT	331	/*
	332	* The opcode Type is used in a dispatch table, do not change
	333	* without updating the table.
	334	*/
	335	#define AML_TYPE_EXEC_0A_0T_1R 0x00
4be44fcd LB	336	#define AML_TYPE_EXEC_1A_0T_0R 0x01 /* Monadic1 */
4be44fcd LB	337	#define AML_TYPE_EXEC_1A_0T_1R 0x02 /* Monadic2 */
1da177e4	338	#define AML_TYPE_EXEC_1A_1T_0R 0x03
4be44fcd LB	339	#define AML_TYPE_EXEC_1A_1T_1R 0x04 /* monadic2_r */
	340	#define AML_TYPE_EXEC_2A_0T_0R 0x05 /* Dyadic1 */
	341	#define AML_TYPE_EXEC_2A_0T_1R 0x06 /* Dyadic2 */
	342	#define AML_TYPE_EXEC_2A_1T_1R 0x07 /* dyadic2_r */
1da177e4 LT	343	#define AML_TYPE_EXEC_2A_2T_1R 0x08
	344	#define AML_TYPE_EXEC_3A_0T_0R 0x09
	345	#define AML_TYPE_EXEC_3A_1T_1R 0x0A
	346	#define AML_TYPE_EXEC_6A_0T_1R 0x0B
	347	/* End of types used in dispatch table */
	348
	349	#define AML_TYPE_LITERAL 0x0B
	350	#define AML_TYPE_CONSTANT 0x0C
	351	#define AML_TYPE_METHOD_ARGUMENT 0x0D
	352	#define AML_TYPE_LOCAL_VARIABLE 0x0E
	353	#define AML_TYPE_DATA_TERM 0x0F
	354
	355	/* Generic for an op that returns a value */
	356
	357	#define AML_TYPE_METHOD_CALL 0x10
	358
	359	/* Misc */
	360
	361	#define AML_TYPE_CREATE_FIELD 0x11
	362	#define AML_TYPE_CREATE_OBJECT 0x12
	363	#define AML_TYPE_CONTROL 0x13
	364	#define AML_TYPE_NAMED_NO_OBJ 0x14
	365	#define AML_TYPE_NAMED_FIELD 0x15
	366	#define AML_TYPE_NAMED_SIMPLE 0x16
	367	#define AML_TYPE_NAMED_COMPLEX 0x17
	368	#define AML_TYPE_RETURN 0x18
	369
	370	#define AML_TYPE_UNDEFINED 0x19
	371	#define AML_TYPE_BOGUS 0x1A
	372
44f6c012 RM	373	/* AML Package Length encodings */
	374
	375	#define ACPI_AML_PACKAGE_TYPE1 0x40
	376	#define ACPI_AML_PACKAGE_TYPE2 0x4000
	377	#define ACPI_AML_PACKAGE_TYPE3 0x400000
	378	#define ACPI_AML_PACKAGE_TYPE4 0x40000000
1da177e4 LT	379
	380	/*
	381	* Opcode classes
	382	*/
	383	#define AML_CLASS_EXECUTE 0x00
	384	#define AML_CLASS_CREATE 0x01
	385	#define AML_CLASS_ARGUMENT 0x02
	386	#define AML_CLASS_NAMED_OBJECT 0x03
	387	#define AML_CLASS_CONTROL 0x04
	388	#define AML_CLASS_ASCII 0x05
	389	#define AML_CLASS_PREFIX 0x06
	390	#define AML_CLASS_INTERNAL 0x07
	391	#define AML_CLASS_RETURN_VALUE 0x08
	392	#define AML_CLASS_METHOD_CALL 0x09
	393	#define AML_CLASS_UNKNOWN 0x0A
	394
1da177e4 LT	395	/* Predefined Operation Region space_iDs */
1da177e4 LT	396
4be44fcd LB	397	typedef enum {
4be44fcd LB	398	REGION_MEMORY = 0,
1da177e4 LT	399	REGION_IO,
	400	REGION_PCI_CONFIG,
	401	REGION_EC,
	402	REGION_SMBUS,
	403	REGION_CMOS,
	404	REGION_PCI_BAR,
4be44fcd LB	405	REGION_DATA_TABLE, /* Internal use only */
4be44fcd LB	406	REGION_FIXED_HW = 0x7F
1da177e4 LT	407	} AML_REGION_TYPES;
1da177e4 LT	408
1da177e4 LT	409	/* Comparison operation codes for match_op operator */
1da177e4 LT	410
4be44fcd LB	411	typedef enum {
	412	MATCH_MTR = 0,
	413	MATCH_MEQ = 1,
	414	MATCH_MLE = 2,
	415	MATCH_MLT = 3,
	416	MATCH_MGE = 4,
	417	MATCH_MGT = 5
1da177e4 LT	418	} AML_MATCH_OPERATOR;
	419
	420	#define MAX_MATCH_OPERATOR 5
	421
1da177e4 LT	422	/*
	423	* field_flags
	424	*
	425	* This byte is extracted from the AML and includes three separate
	426	* pieces of information about the field:
	427	* 1) The field access type
	428	* 2) The field update rule
	429	* 3) The lock rule for the field
	430	*
	431	* Bits 00 - 03 : access_type (any_acc, byte_acc, etc.)
	432	* 04 : lock_rule (1 == Lock)
	433	* 05 - 06 : update_rule
	434	*/
	435	#define AML_FIELD_ACCESS_TYPE_MASK 0x0F
	436	#define AML_FIELD_LOCK_RULE_MASK 0x10
	437	#define AML_FIELD_UPDATE_RULE_MASK 0x60
	438
1da177e4 LT	439	/* 1) Field Access Types */
1da177e4 LT	440
4be44fcd LB	441	typedef enum {
	442	AML_FIELD_ACCESS_ANY = 0x00,
	443	AML_FIELD_ACCESS_BYTE = 0x01,
	444	AML_FIELD_ACCESS_WORD = 0x02,
	445	AML_FIELD_ACCESS_DWORD = 0x03,
	446	AML_FIELD_ACCESS_QWORD = 0x04, /* ACPI 2.0 */
	447	AML_FIELD_ACCESS_BUFFER = 0x05 /* ACPI 2.0 */
1da177e4 LT	448	} AML_ACCESS_TYPE;
1da177e4 LT	449
1da177e4 LT	450	/* 2) Field Lock Rules */
1da177e4 LT	451
4be44fcd LB	452	typedef enum {
	453	AML_FIELD_LOCK_NEVER = 0x00,
	454	AML_FIELD_LOCK_ALWAYS = 0x10
1da177e4 LT	455	} AML_LOCK_RULE;
1da177e4 LT	456
1da177e4 LT	457	/* 3) Field Update Rules */
1da177e4 LT	458
4be44fcd LB	459	typedef enum {
	460	AML_FIELD_UPDATE_PRESERVE = 0x00,
	461	AML_FIELD_UPDATE_WRITE_AS_ONES = 0x20,
1da177e4	462	AML_FIELD_UPDATE_WRITE_AS_ZEROS = 0x40
1da177e4 LT	463	} AML_UPDATE_RULE;
1da177e4 LT	464
1da177e4 LT	465	/*
	466	* Field Access Attributes.
	467	* This byte is extracted from the AML via the
	468	* access_as keyword
	469	*/
4be44fcd LB	470	typedef enum {
	471	AML_FIELD_ATTRIB_SMB_QUICK = 0x02,
	472	AML_FIELD_ATTRIB_SMB_SEND_RCV = 0x04,
	473	AML_FIELD_ATTRIB_SMB_BYTE = 0x06,
	474	AML_FIELD_ATTRIB_SMB_WORD = 0x08,
	475	AML_FIELD_ATTRIB_SMB_BLOCK = 0x0A,
	476	AML_FIELD_ATTRIB_SMB_WORD_CALL = 0x0C,
1da177e4	477	AML_FIELD_ATTRIB_SMB_BLOCK_CALL = 0x0D
1da177e4 LT	478	} AML_ACCESS_ATTRIBUTE;
1da177e4 LT	479
1da177e4 LT	480	/* Bit fields in method_flags byte */
	481
	482	#define AML_METHOD_ARG_COUNT 0x07
	483	#define AML_METHOD_SERIALIZED 0x08
	484	#define AML_METHOD_SYNCH_LEVEL 0xF0
	485
	486	/* METHOD_FLAGS_ARG_COUNT is not used internally, define additional flags */
	487
	488	#define AML_METHOD_INTERNAL_ONLY 0x01
	489	#define AML_METHOD_RESERVED1 0x02
	490	#define AML_METHOD_RESERVED2 0x04
	491
4be44fcd	492	#endif /* __AMLCODE_H__ */