amlcode.h

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/******************************************************************************
 *
 * Name: amlcode.h - Definitions for AML, as included in "definition blocks"
 *                   Declarations and definitions contained herein are derived
 *                   directly from the ACPI specification.
 *       $Revision: 42 $
 *
 *****************************************************************************/

/*
 *  Copyright (C) 2000 R. Byron Moore
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#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_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_DWORD_FIELD_OP          (u16) 0x8a
#define AML_WORD_FIELD_OP           (u16) 0x8b
#define AML_BYTE_FIELD_OP           (u16) 0x8c
#define AML_BIT_FIELD_OP            (u16) 0x8d
#define AML_TYPE_OP                 (u16) 0x8e
#define AML_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_EXTOP                   (u16) 0x005b


#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_REGION_OP               (u16) 0x5b80
#define AML_DEF_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_NAMEPATH_OP             (u16) 0x002d
#define AML_NAMEDFIELD_OP           (u16) 0x0030
#define AML_RESERVEDFIELD_OP        (u16) 0x0031
#define AML_ACCESSFIELD_OP          (u16) 0x0032
#define AML_BYTELIST_OP             (u16) 0x0033
#define AML_STATICSTRING_OP         (u16) 0x0034
#define AML_METHODCALL_OP           (u16) 0x0035
#define AML_RETURN_VALUE_OP         (u16) 0x0036


#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
 */

#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

/*
 * 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
 */

#define ARGI_ANYTYPE                0x01
#define ARGI_TARGETREF              0x02
#define ARGI_REFERENCE              0x03
#define ARGI_IF                     0x04
#define ARGI_NUMBER                 0x05
#define ARGI_STRING                 0x06
#define ARGI_BUFFER                 0x07
#define ARGI_PACKAGE                0x08
#define ARGI_DATAOBJECT             0x09     /* Buffer, string, package or reference to a Node - Used only by Size_of operator*/
#define ARGI_COMPLEXOBJ             0x0A     /* Buffer or package */
#define ARGI_MUTEX                  0x0B
#define ARGI_EVENT                  0x0C
#define ARGI_REGION                 0x0D
#define ARGI_DDBHANDLE              0x0E

#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

#define OPTYPE_UNDEFINED            0


#define OPTYPE_LITERAL              1
#define OPTYPE_CONSTANT             2
#define OPTYPE_METHOD_ARGUMENT      3
#define OPTYPE_LOCAL_VARIABLE       4
#define OPTYPE_DATA_TERM            5

/* Type 1 opcodes */

#define OPTYPE_MONADIC1             6
#define OPTYPE_DYADIC1              7


/* Type 2 opcodes */

#define OPTYPE_MONADIC2             8
#define OPTYPE_MONADIC2_r            9
#define OPTYPE_DYADIC2              10
#define OPTYPE_DYADIC2_r             11
#define OPTYPE_DYADIC2_s             12
#define OPTYPE_INDEX                13
#define OPTYPE_MATCH                14

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

#define OPTYPE_METHOD_CALL          15


/* Misc */

#define OPTYPE_CREATE_FIELD         16
#define OPTYPE_FATAL                17
#define OPTYPE_CONTROL              18
#define OPTYPE_RECONFIGURATION      19
#define OPTYPE_NAMED_OBJECT         20
#define OPTYPE_RETURN               21

#define OPTYPE_BOGUS                22


/* Predefined Operation Region Space_iDs */

typedef enum
{
	REGION_MEMORY               = 0,
	REGION_IO,
	REGION_PCI_CONFIG,
	REGION_EC,
	REGION_SMBUS,
	REGION_CMOS,
	REGION_PCI_BAR

} 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 Access Types */

#define ACCESS_TYPE_MASK        0x0f
#define ACCESS_TYPE_SHIFT       0

typedef enum
{
	ACCESS_ANY_ACC              = 0,
	ACCESS_BYTE_ACC             = 1,
	ACCESS_WORD_ACC             = 2,
	ACCESS_DWORD_ACC            = 3,
	ACCESS_BLOCK_ACC            = 4,
	ACCESS_SMBSEND_RECV_ACC     = 5,
	ACCESS_SMBQUICK_ACC         = 6

} AML_ACCESS_TYPE;


/* Field Lock Rules */

#define LOCK_RULE_MASK          0x10
#define LOCK_RULE_SHIFT         4

typedef enum
{
	GLOCK_NEVER_LOCK            = 0,
	GLOCK_ALWAYS_LOCK           = 1

} AML_LOCK_RULE;


/* Field Update Rules */

#define UPDATE_RULE_MASK        0x060
#define UPDATE_RULE_SHIFT       5

typedef enum
{
	UPDATE_PRESERVE             = 0,
	UPDATE_WRITE_AS_ONES        = 1,
	UPDATE_WRITE_AS_ZEROS       = 2

} AML_UPDATE_RULE;


/* bit fields in Method_flags byte */

#define METHOD_FLAGS_ARG_COUNT  0x07
#define METHOD_FLAGS_SERIALIZED 0x08


/* Array sizes.  Used for range checking also */

#define NUM_REGION_TYPES        7
#define NUM_ACCESS_TYPES        7
#define NUM_UPDATE_RULES        3
#define NUM_MATCH_OPS           7
#define NUM_OPCODES             256
#define NUM_FIELD_NAMES         2


#define USER_REGION_BEGIN       0x80

/*
 * AML tables
 */

#ifdef DEFINE_AML_GLOBALS

/* External declarations of the AML tables */

extern u8                       acpi_gbl_aml            [NUM_OPCODES];
extern u16                      acpi_gbl_pfx            [NUM_OPCODES];


#endif /* DEFINE_AML_GLOBALS */

#endif /* __AMLCODE_H__ */