| /****************************************************************************** |
| * |
| * 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 - 2017, 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_ZERO_OP (u16) 0x00 |
| #define AML_ONE_OP (u16) 0x01 |
| #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_VARIABLE_PACKAGE_OP (u16) 0x13 /* ACPI 2.0 */ |
| #define AML_METHOD_OP (u16) 0x14 |
| #define AML_EXTERNAL_OP (u16) 0x15 /* ACPI 6.0 */ |
| #define AML_DUAL_NAME_PREFIX (u16) 0x2e |
| #define AML_MULTI_NAME_PREFIX (u16) 0x2f |
| #define AML_EXTENDED_PREFIX (u16) 0x5b |
| #define AML_ROOT_PREFIX (u16) 0x5c |
| #define AML_PARENT_PREFIX (u16) 0x5e |
| #define AML_FIRST_LOCAL_OP (u16) 0x60 /* Used for Local op # calculations */ |
| #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_FIRST_ARG_OP (u16) 0x68 /* Used for Arg op # calculations */ |
| #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_CONCATENATE_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_CONCATENATE_TEMPLATE_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_OBJECT_TYPE_OP (u16) 0x8e |
| #define AML_CREATE_QWORD_FIELD_OP (u16) 0x8f /* ACPI 2.0 */ |
| #define AML_LOGICAL_AND_OP (u16) 0x90 |
| #define AML_LOGICAL_OR_OP (u16) 0x91 |
| #define AML_LOGICAL_NOT_OP (u16) 0x92 |
| #define AML_LOGICAL_EQUAL_OP (u16) 0x93 |
| #define AML_LOGICAL_GREATER_OP (u16) 0x94 |
| #define AML_LOGICAL_LESS_OP (u16) 0x95 |
| #define AML_TO_BUFFER_OP (u16) 0x96 /* ACPI 2.0 */ |
| #define AML_TO_DECIMAL_STRING_OP (u16) 0x97 /* ACPI 2.0 */ |
| #define AML_TO_HEX_STRING_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_OBJECT_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_BREAKPOINT_OP (u16) 0xcc |
| #define AML_ONES_OP (u16) 0xff |
| |
| /* |
| * Combination opcodes (actually two one-byte opcodes) |
| * Used by the disassembler and iASL compiler |
| */ |
| #define AML_LOGICAL_GREATER_EQUAL_OP (u16) 0x9295 /* LNot (LLess) */ |
| #define AML_LOGICAL_LESS_EQUAL_OP (u16) 0x9294 /* LNot (LGreater) */ |
| #define AML_LOGICAL_NOT_EQUAL_OP (u16) 0x9293 /* LNot (LEqual) */ |
| |
| /* Prefixed (2-byte) opcodes (with AML_EXTENDED_PREFIX) */ |
| |
| #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 /* Obsolete, not in ACPI spec */ |
| #define AML_SHIFT_LEFT_BIT_OP (u16) 0x5b11 /* Obsolete, not in ACPI spec */ |
| #define AML_CONDITIONAL_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_RESOURCE_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 */ |
| |
| /* |
| * Opcodes for "Field" operators |
| */ |
| #define AML_FIELD_OFFSET_OP (u8) 0x00 |
| #define AML_FIELD_ACCESS_OP (u8) 0x01 |
| #define AML_FIELD_CONNECTION_OP (u8) 0x02 /* ACPI 5.0 */ |
| #define AML_FIELD_EXT_ACCESS_OP (u8) 0x03 /* ACPI 5.0 */ |
| |
| /* |
| * 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_METHODCALL_OP (u16) 0x0035 |
| #define AML_INT_RETURN_VALUE_OP (u16) 0x0036 |
| #define AML_INT_EVAL_SUBTREE_OP (u16) 0x0037 |
| #define AML_INT_CONNECTION_OP (u16) 0x0038 |
| #define AML_INT_EXTACCESSFIELD_OP (u16) 0x0039 |
| |
| #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 /* name_string | local_term | arg_term */ |
| #define ARGP_NAME_OR_REF 0x13 /* For object_type only */ |
| #define ARGP_MAX 0x13 |
| |
| /* |
| * 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_SIMPLE_TARGET 0x10 /* Name, Local, Arg -- no implicit conversion */ |
| #define ARGI_STORE_TARGET 0x11 /* Target for store is TARGETREF + package objects */ |
| /* |
| * #define ARGI_FIXED_TARGET 0x10 Target, no implicit conversion |
| * |
| * Removed 10/2016. ARGI_FIXED_TARGET was used for these operators: |
| * from_BCD |
| * to_BCD |
| * to_decimal_string |
| * to_hex_string |
| * to_integer |
| * to_buffer |
| * The purpose of this type was to disable "implicit result conversion", |
| * but this was incorrect per the ACPI spec and other ACPI implementations. |
| * These operators now have the target operand defined as a normal |
| * ARGI_TARGETREF. |
| */ |
| |
| /* Multiple/complex types */ |
| |
| #define ARGI_DATAOBJECT 0x13 /* Buffer, String, package or reference to a node - Used only by size_of operator */ |
| #define ARGI_COMPLEXOBJ 0x14 /* Buffer, String, or package (Used by INDEX op only) */ |
| #define ARGI_REF_OR_STRING 0x15 /* Reference or String (Used by DEREFOF op only) */ |
| #define ARGI_REGION_OR_BUFFER 0x16 /* Used by LOAD op only */ |
| #define ARGI_DATAREFOBJ 0x17 |
| |
| /* Note: types above can expand to 0x1F maximum */ |
| |
| #define ARGI_INVALID_OPCODE 0xFFFFFFFF |
| |
| /* |
| * Some of the flags and types below are of the form: |
| * |
| * AML_FLAGS_EXEC_#A_#T,#R, or |
| * AML_TYPE_EXEC_#A_#T,#R where: |
| * |
| * #A is the number of required arguments |
| * #T is the number of target operands |
| * #R indicates whether there is a return value |
| */ |
| |
| /* |
| * Opcode information 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 of the flags above */ |
| |
| #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 |
| * or add anything new 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 |
| |
| /* Miscellaneous types */ |
| |
| #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 |
| |
| /* 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_QUICK = 0x02, |
| AML_FIELD_ATTRIB_SEND_RCV = 0x04, |
| AML_FIELD_ATTRIB_BYTE = 0x06, |
| AML_FIELD_ATTRIB_WORD = 0x08, |
| AML_FIELD_ATTRIB_BLOCK = 0x0A, |
| AML_FIELD_ATTRIB_MULTIBYTE = 0x0B, |
| AML_FIELD_ATTRIB_WORD_CALL = 0x0C, |
| AML_FIELD_ATTRIB_BLOCK_CALL = 0x0D, |
| AML_FIELD_ATTRIB_RAW_BYTES = 0x0E, |
| AML_FIELD_ATTRIB_RAW_PROCESS = 0x0F |
| } AML_ACCESS_ATTRIBUTE; |
| |
| /* Bit fields in the AML method_flags byte */ |
| |
| #define AML_METHOD_ARG_COUNT 0x07 |
| #define AML_METHOD_SERIALIZED 0x08 |
| #define AML_METHOD_SYNC_LEVEL 0xF0 |
| |
| #endif /* __AMLCODE_H__ */ |
