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| -rw-r--r-- | drivers/acpi/acpica/amlcode.h | 452 |
1 files changed, 452 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/amlcode.h b/drivers/acpi/acpica/amlcode.h new file mode 100644 index 000000000..62a7ec277 --- /dev/null +++ b/drivers/acpi/acpica/amlcode.h @@ -0,0 +1,452 @@ +/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ +/****************************************************************************** + * + * 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 - 2022, Intel Corp. + * + *****************************************************************************/ + +#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_COMMENT_OP (u16) 0xa9 +#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 +#define ARGP_COMMENT 0x14 + +/* + * 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 */ +#define ARGI_STORE_TARGET 0x12 /* Target for store is TARGETREF + package objects */ + +/* 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 + * + * These types are used for the top-level dispatch of the AML + * opcode. They group similar operators that can share common + * front-end code before dispatch to the final code that implements + * the operator. + */ + +/* + * 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 /* 0 Args, 0 Target, 1 ret_val */ +#define AML_TYPE_EXEC_1A_0T_0R 0x01 /* 1 Args, 0 Target, 0 ret_val */ +#define AML_TYPE_EXEC_1A_0T_1R 0x02 /* 1 Args, 0 Target, 1 ret_val */ +#define AML_TYPE_EXEC_1A_1T_0R 0x03 /* 1 Args, 1 Target, 0 ret_val */ +#define AML_TYPE_EXEC_1A_1T_1R 0x04 /* 1 Args, 1 Target, 1 ret_val */ +#define AML_TYPE_EXEC_2A_0T_0R 0x05 /* 2 Args, 0 Target, 0 ret_val */ +#define AML_TYPE_EXEC_2A_0T_1R 0x06 /* 2 Args, 0 Target, 1 ret_val */ +#define AML_TYPE_EXEC_2A_1T_1R 0x07 /* 2 Args, 1 Target, 1 ret_val */ +#define AML_TYPE_EXEC_2A_2T_1R 0x08 /* 2 Args, 2 Target, 1 ret_val */ +#define AML_TYPE_EXEC_3A_0T_0R 0x09 /* 3 Args, 0 Target, 0 ret_val */ +#define AML_TYPE_EXEC_3A_1T_1R 0x0A /* 3 Args, 1 Target, 1 ret_val */ +#define AML_TYPE_EXEC_6A_0T_1R 0x0B /* 6 Args, 0 Target, 1 ret_val */ +/* End of types used in dispatch table */ + +#define AML_TYPE_LITERAL 0x0C +#define AML_TYPE_CONSTANT 0x0D +#define AML_TYPE_METHOD_ARGUMENT 0x0E +#define AML_TYPE_LOCAL_VARIABLE 0x0F +#define AML_TYPE_DATA_TERM 0x10 + +/* Generic for an op that returns a value */ + +#define AML_TYPE_METHOD_CALL 0x11 + +/* Miscellaneous types */ + +#define AML_TYPE_CREATE_FIELD 0x12 +#define AML_TYPE_CREATE_OBJECT 0x13 +#define AML_TYPE_CONTROL 0x14 +#define AML_TYPE_NAMED_NO_OBJ 0x15 +#define AML_TYPE_NAMED_FIELD 0x16 +#define AML_TYPE_NAMED_SIMPLE 0x17 +#define AML_TYPE_NAMED_COMPLEX 0x18 +#define AML_TYPE_RETURN 0x19 +#define AML_TYPE_UNDEFINED 0x1A +#define AML_TYPE_BOGUS 0x1B + +/* 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_RECEIVE = 0x04, + AML_FIELD_ATTRIB_BYTE = 0x06, + AML_FIELD_ATTRIB_WORD = 0x08, + AML_FIELD_ATTRIB_BLOCK = 0x0A, + AML_FIELD_ATTRIB_BYTES = 0x0B, + AML_FIELD_ATTRIB_PROCESS_CALL = 0x0C, + AML_FIELD_ATTRIB_BLOCK_PROCESS_CALL = 0x0D, + AML_FIELD_ATTRIB_RAW_BYTES = 0x0E, + AML_FIELD_ATTRIB_RAW_PROCESS_BYTES = 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__ */ |