include/acpi/amlcode.h
changeset 0 aa628870c1d3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/include/acpi/amlcode.h	Sun Jan 11 20:20:11 2009 +0100
@@ -0,0 +1,494 @@
+/******************************************************************************
+ *
+ * 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 - 2008, Intel Corp.
+ * 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 */
+
+/*
+ * Combination opcodes (actually two one-byte opcodes)
+ * Used by the disassembler and i_aSL compiler
+ */
+#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_BUFFER       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__ */