drivers/bus/acpi/include/amlcode.h

   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  *       $Revision: 1.1 $
   7  *
   8  *****************************************************************************/
   9
  10 /*
  11  *  Copyright (C) 2000, 2001 R. Byron Moore
  12  *
  13  *  This program is free software; you can redistribute it and/or modify
  14  *  it under the terms of the GNU General Public License as published by
  15  *  the Free Software Foundation; either version 2 of the License, or
  16  *  (at your option) any later version.
  17  *
  18  *  This program is distributed in the hope that it will be useful,
  19  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  *  GNU General Public License for more details.
  22  *
  23  *  You should have received a copy of the GNU General Public License
  24  *  along with this program; if not, write to the Free Software
  25  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  26  */
  27
  28 #ifndef __AMLCODE_H__
  29 #define __AMLCODE_H__
  30
  31
  32 /* primary opcodes */
  33
  34 #define AML_NULL_CHAR               (u16) 0x00
  35
  36 #define AML_ZERO_OP                 (u16) 0x00
  37 #define AML_ONE_OP                  (u16) 0x01
  38 #define AML_UNASSIGNED              (u16) 0x02
  39 #define AML_ALIAS_OP                (u16) 0x06
  40 #define AML_NAME_OP                 (u16) 0x08
  41 #define AML_BYTE_OP                 (u16) 0x0a
  42 #define AML_WORD_OP                 (u16) 0x0b
  43 #define AML_DWORD_OP                (u16) 0x0c
  44 #define AML_STRING_OP               (u16) 0x0d
  45 #define AML_QWORD_OP                (u16) 0x0e     /* ACPI 2.0 */
  46 #define AML_SCOPE_OP                (u16) 0x10
  47 #define AML_BUFFER_OP               (u16) 0x11
  48 #define AML_PACKAGE_OP              (u16) 0x12
  49 #define AML_VAR_PACKAGE_OP          (u16) 0x13     /* ACPI 2.0 */
  50 #define AML_METHOD_OP               (u16) 0x14
  51 #define AML_DUAL_NAME_PREFIX        (u16) 0x2e
  52 #define AML_MULTI_NAME_PREFIX_OP    (u16) 0x2f
  53 #define AML_NAME_CHAR_SUBSEQ        (u16) 0x30
  54 #define AML_NAME_CHAR_FIRST         (u16) 0x41
  55 #define AML_OP_PREFIX               (u16) 0x5b
  56 #define AML_ROOT_PREFIX             (u16) 0x5c
  57 #define AML_PARENT_PREFIX           (u16) 0x5e
  58 #define AML_LOCAL_OP                (u16) 0x60
  59 #define AML_LOCAL0                  (u16) 0x60
  60 #define AML_LOCAL1                  (u16) 0x61
  61 #define AML_LOCAL2                  (u16) 0x62
  62 #define AML_LOCAL3                  (u16) 0x63
  63 #define AML_LOCAL4                  (u16) 0x64
  64 #define AML_LOCAL5                  (u16) 0x65
  65 #define AML_LOCAL6                  (u16) 0x66
  66 #define AML_LOCAL7                  (u16) 0x67
  67 #define AML_ARG_OP                  (u16) 0x68
  68 #define AML_ARG0                    (u16) 0x68
  69 #define AML_ARG1                    (u16) 0x69
  70 #define AML_ARG2                    (u16) 0x6a
  71 #define AML_ARG3                    (u16) 0x6b
  72 #define AML_ARG4                    (u16) 0x6c
  73 #define AML_ARG5                    (u16) 0x6d
  74 #define AML_ARG6                    (u16) 0x6e
  75 #define AML_STORE_OP                (u16) 0x70
  76 #define AML_REF_OF_OP               (u16) 0x71
  77 #define AML_ADD_OP                  (u16) 0x72
  78 #define AML_CONCAT_OP               (u16) 0x73
  79 #define AML_SUBTRACT_OP             (u16) 0x74
  80 #define AML_INCREMENT_OP            (u16) 0x75
  81 #define AML_DECREMENT_OP            (u16) 0x76
  82 #define AML_MULTIPLY_OP             (u16) 0x77
  83 #define AML_DIVIDE_OP               (u16) 0x78
  84 #define AML_SHIFT_LEFT_OP           (u16) 0x79
  85 #define AML_SHIFT_RIGHT_OP          (u16) 0x7a
  86 #define AML_BIT_AND_OP              (u16) 0x7b
  87 #define AML_BIT_NAND_OP             (u16) 0x7c
  88 #define AML_BIT_OR_OP               (u16) 0x7d
  89 #define AML_BIT_NOR_OP              (u16) 0x7e
  90 #define AML_BIT_XOR_OP              (u16) 0x7f
  91 #define AML_BIT_NOT_OP              (u16) 0x80
  92 #define AML_FIND_SET_LEFT_BIT_OP    (u16) 0x81
  93 #define AML_FIND_SET_RIGHT_BIT_OP   (u16) 0x82
  94 #define AML_DEREF_OF_OP             (u16) 0x83
  95 #define AML_CONCAT_RES_OP           (u16) 0x84     /* ACPI 2.0 */
  96 #define AML_MOD_OP                  (u16) 0x85     /* ACPI 2.0 */
  97 #define AML_NOTIFY_OP               (u16) 0x86
  98 #define AML_SIZE_OF_OP              (u16) 0x87
  99 #define AML_INDEX_OP                (u16) 0x88
 100 #define AML_MATCH_OP                (u16) 0x89
 101 #define AML_DWORD_FIELD_OP          (u16) 0x8a
 102 #define AML_WORD_FIELD_OP           (u16) 0x8b
 103 #define AML_BYTE_FIELD_OP           (u16) 0x8c
 104 #define AML_BIT_FIELD_OP            (u16) 0x8d
 105 #define AML_TYPE_OP                 (u16) 0x8e
 106 #define AML_QWORD_FIELD_OP          (u16) 0x8f     /* ACPI 2.0 */
 107 #define AML_LAND_OP                 (u16) 0x90
 108 #define AML_LOR_OP                  (u16) 0x91
 109 #define AML_LNOT_OP                 (u16) 0x92
 110 #define AML_LEQUAL_OP               (u16) 0x93
 111 #define AML_LGREATER_OP             (u16) 0x94
 112 #define AML_LLESS_OP                (u16) 0x95
 113 #define AML_TO_BUFFER_OP            (u16) 0x96     /* ACPI 2.0 */
 114 #define AML_TO_DECSTRING_OP         (u16) 0x97     /* ACPI 2.0 */
 115 #define AML_TO_HEXSTRING_OP         (u16) 0x98     /* ACPI 2.0 */
 116 #define AML_TO_INTEGER_OP           (u16) 0x99     /* ACPI 2.0 */
 117 #define AML_TO_STRING_OP            (u16) 0x9c     /* ACPI 2.0 */
 118 #define AML_COPY_OP                 (u16) 0x9d     /* ACPI 2.0 */
 119 #define AML_MID_OP                  (u16) 0x9e     /* ACPI 2.0 */
 120 #define AML_CONTINUE_OP             (u16) 0x9f     /* ACPI 2.0 */
 121 #define AML_IF_OP                   (u16) 0xa0
 122 #define AML_ELSE_OP                 (u16) 0xa1
 123 #define AML_WHILE_OP                (u16) 0xa2
 124 #define AML_NOOP_OP                 (u16) 0xa3
 125 #define AML_RETURN_OP               (u16) 0xa4
 126 #define AML_BREAK_OP                (u16) 0xa5
 127 #define AML_BREAK_POINT_OP          (u16) 0xcc
 128 #define AML_ONES_OP                 (u16) 0xff
 129
 130 /* prefixed opcodes */
 131
 132 #define AML_EXTOP                   (u16) 0x005b
 133
 134
 135 #define AML_MUTEX_OP                (u16) 0x5b01
 136 #define AML_EVENT_OP                (u16) 0x5b02
 137 #define AML_SHIFT_RIGHT_BIT_OP      (u16) 0x5b10
 138 #define AML_SHIFT_LEFT_BIT_OP       (u16) 0x5b11
 139 #define AML_COND_REF_OF_OP          (u16) 0x5b12
 140 #define AML_CREATE_FIELD_OP         (u16) 0x5b13
 141 #define AML_LOAD_TABLE_OP           (u16) 0x5b1f     /* ACPI 2.0 */
 142 #define AML_LOAD_OP                 (u16) 0x5b20
 143 #define AML_STALL_OP                (u16) 0x5b21
 144 #define AML_SLEEP_OP                (u16) 0x5b22
 145 #define AML_ACQUIRE_OP              (u16) 0x5b23
 146 #define AML_SIGNAL_OP               (u16) 0x5b24
 147 #define AML_WAIT_OP                 (u16) 0x5b25
 148 #define AML_RESET_OP                (u16) 0x5b26
 149 #define AML_RELEASE_OP              (u16) 0x5b27
 150 #define AML_FROM_BCD_OP             (u16) 0x5b28
 151 #define AML_TO_BCD_OP               (u16) 0x5b29
 152 #define AML_UNLOAD_OP               (u16) 0x5b2a
 153 #define AML_REVISION_OP             (u16) 0x5b30
 154 #define AML_DEBUG_OP                (u16) 0x5b31
 155 #define AML_FATAL_OP                (u16) 0x5b32
 156 #define AML_REGION_OP               (u16) 0x5b80
 157 #define AML_DEF_FIELD_OP            (u16) 0x5b81
 158 #define AML_DEVICE_OP               (u16) 0x5b82
 159 #define AML_PROCESSOR_OP            (u16) 0x5b83
 160 #define AML_POWER_RES_OP            (u16) 0x5b84
 161 #define AML_THERMAL_ZONE_OP         (u16) 0x5b85
 162 #define AML_INDEX_FIELD_OP          (u16) 0x5b86
 163 #define AML_BANK_FIELD_OP           (u16) 0x5b87
 164 #define AML_DATA_REGION_OP          (u16) 0x5b88     /* ACPI 2.0 */
 165
 166
 167 /* Bogus opcodes (they are actually two separate opcodes) */
 168
 169 #define AML_LGREATEREQUAL_OP        (u16) 0x9295
 170 #define AML_LLESSEQUAL_OP           (u16) 0x9294
 171 #define AML_LNOTEQUAL_OP            (u16) 0x9293
 172
 173
 174 /*
 175  * Internal opcodes
 176  * Use only "Unknown" AML opcodes, don't attempt to use
 177  * any valid ACPI ASCII values (A-Z, 0-9, '-')
 178  */
 179
 180 #define AML_NAMEPATH_OP             (u16) 0x002d
 181 #define AML_NAMEDFIELD_OP           (u16) 0x0030
 182 #define AML_RESERVEDFIELD_OP        (u16) 0x0031
 183 #define AML_ACCESSFIELD_OP          (u16) 0x0032
 184 #define AML_BYTELIST_OP             (u16) 0x0033
 185 #define AML_STATICSTRING_OP         (u16) 0x0034
 186 #define AML_METHODCALL_OP           (u16) 0x0035
 187 #define AML_RETURN_VALUE_OP         (u16) 0x0036
 188
 189
 190 #define ARG_NONE                    0x0
 191
 192 /*
 193  * Argument types for the AML Parser
 194  * Each field in the Arg_types u32 is 5 bits, allowing for a maximum of 6 arguments.
 195  * There can be up to 31 unique argument types
 196  */
 197
 198 #define ARGP_BYTEDATA               0x01
 199 #define ARGP_BYTELIST               0x02
 200 #define ARGP_CHARLIST               0x03
 201 #define ARGP_DATAOBJ                0x04
 202 #define ARGP_DATAOBJLIST            0x05
 203 #define ARGP_DWORDDATA              0x06
 204 #define ARGP_FIELDLIST              0x07
 205 #define ARGP_NAME                   0x08
 206 #define ARGP_NAMESTRING             0x09
 207 #define ARGP_OBJLIST                0x0A
 208 #define ARGP_PKGLENGTH              0x0B
 209 #define ARGP_SUPERNAME              0x0C
 210 #define ARGP_TARGET                 0x0D
 211 #define ARGP_TERMARG                0x0E
 212 #define ARGP_TERMLIST               0x0F
 213 #define ARGP_WORDDATA               0x10
 214 #define ARGP_QWORDDATA              0x11
 215 #define ARGP_SIMPLENAME             0x12
 216
 217 /*
 218  * Resolved argument types for the AML Interpreter
 219  * Each field in the Arg_types u32 is 5 bits, allowing for a maximum of 6 arguments.
 220  * There can be up to 31 unique argument types (0 is end-of-arg-list indicator)
 221  */
 222
 223 /* "Standard" ACPI types are 1-15 (0x0F) */
 224
 225 #define ARGI_INTEGER                 ACPI_TYPE_INTEGER        /* 1 */
 226 #define ARGI_STRING                 ACPI_TYPE_STRING        /* 2 */
 227 #define ARGI_BUFFER                 ACPI_TYPE_BUFFER        /* 3 */
 228 #define ARGI_PACKAGE                ACPI_TYPE_PACKAGE       /* 4 */
 229 #define ARGI_EVENT                  ACPI_TYPE_EVENT
 230 #define ARGI_MUTEX                  ACPI_TYPE_MUTEX
 231 #define ARGI_REGION                 ACPI_TYPE_REGION
 232 #define ARGI_DDBHANDLE              ACPI_TYPE_DDB_HANDLE
 233
 234 /* Custom types are 0x10 through 0x1F */
 235
 236 #define ARGI_IF                     0x10
 237 #define ARGI_ANYOBJECT              0x11
 238 #define ARGI_ANYTYPE                0x12
 239 #define ARGI_COMPUTEDATA            0x13     /* Buffer, String, or Integer */
 240 #define ARGI_DATAOBJECT             0x14     /* Buffer, string, package or reference to a Node - Used only by Size_of operator*/
 241 #define ARGI_COMPLEXOBJ             0x15     /* Buffer or package */
 242 #define ARGI_INTEGER_REF            0x16
 243 #define ARGI_OBJECT_REF             0x17
 244 #define ARGI_DEVICE_REF             0x18
 245 #define ARGI_REFERENCE              0x19
 246 #define ARGI_TARGETREF              0x1A     /* Target, subject to implicit conversion */
 247 #define ARGI_FIXED_TARGET           0x1B     /* Target, no implicit conversion */
 248 #define ARGI_SIMPLE_TARGET          0x1C     /* Name, Local, Arg -- no implicit conversion */
 249 #define ARGI_BUFFERSTRING           0x1D
 250
 251 #define ARGI_INVALID_OPCODE         0xFFFFFFFF
 252
 253
 254 /*
 255  * hash offsets
 256  */
 257 #define AML_EXTOP_HASH_OFFSET       22
 258 #define AML_LNOT_HASH_OFFSET        19
 259
 260
 261 /*
 262  * opcode groups and types
 263  */
 264
 265 #define OPGRP_NAMED                 0x01
 266 #define OPGRP_FIELD                 0x02
 267 #define OPGRP_BYTELIST              0x04
 268
 269 #define OPTYPE_UNDEFINED            0
 270
 271
 272 #define OPTYPE_LITERAL              1
 273 #define OPTYPE_CONSTANT             2
 274 #define OPTYPE_METHOD_ARGUMENT      3
 275 #define OPTYPE_LOCAL_VARIABLE       4
 276 #define OPTYPE_DATA_TERM            5
 277
 278 /* Type 1 opcodes */
 279
 280 #define OPTYPE_MONADIC1             6
 281 #define OPTYPE_DYADIC1              7
 282
 283
 284 /* Type 2 opcodes */
 285
 286 #define OPTYPE_MONADIC2             8
 287 #define OPTYPE_MONADIC2_r            9
 288 #define OPTYPE_DYADIC2              10
 289 #define OPTYPE_DYADIC2_r             11
 290 #define OPTYPE_DYADIC2_s             12
 291 #define OPTYPE_INDEX                13
 292 #define OPTYPE_MATCH                14
 293
 294 /* Generic for an op that returns a value */
 295
 296 #define OPTYPE_METHOD_CALL          15
 297
 298
 299 /* Misc */
 300
 301 #define OPTYPE_CREATE_FIELD         16
 302 #define OPTYPE_FATAL                17
 303 #define OPTYPE_CONTROL              18
 304 #define OPTYPE_RECONFIGURATION      19
 305 #define OPTYPE_NAMED_OBJECT         20
 306 #define OPTYPE_RETURN               21
 307
 308 #define OPTYPE_BOGUS                22
 309
 310
 311 /* Predefined Operation Region Space_iDs */
 312
 313 typedef enum
 314 {
 315         REGION_MEMORY               = 0,
 316         REGION_IO,
 317         REGION_PCI_CONFIG,
 318         REGION_EC,
 319         REGION_SMBUS,
 320         REGION_CMOS,
 321         REGION_PCI_BAR
 322
 323 } AML_REGION_TYPES;
 324
 325
 326 /* Comparison operation codes for Match_op operator */
 327
 328 typedef enum
 329 {
 330         MATCH_MTR                   = 0,
 331         MATCH_MEQ                   = 1,
 332         MATCH_MLE                   = 2,
 333         MATCH_MLT                   = 3,
 334         MATCH_MGE                   = 4,
 335         MATCH_MGT                   = 5
 336
 337 } AML_MATCH_OPERATOR;
 338
 339 #define MAX_MATCH_OPERATOR      5
 340
 341
 342 /* Field Access Types */
 343
 344 #define ACCESS_TYPE_MASK        0x0f
 345 #define ACCESS_TYPE_SHIFT       0
 346
 347 typedef enum
 348 {
 349         ACCESS_ANY_ACC              = 0,
 350         ACCESS_BYTE_ACC             = 1,
 351         ACCESS_WORD_ACC             = 2,
 352         ACCESS_DWORD_ACC            = 3,
 353         ACCESS_BLOCK_ACC            = 4,
 354         ACCESS_SMBSEND_RECV_ACC     = 5,
 355         ACCESS_SMBQUICK_ACC         = 6
 356
 357 } AML_ACCESS_TYPE;
 358
 359
 360 /* Field Lock Rules */
 361
 362 #define LOCK_RULE_MASK          0x10
 363 #define LOCK_RULE_SHIFT         4
 364
 365 typedef enum
 366 {
 367         GLOCK_NEVER_LOCK            = 0,
 368         GLOCK_ALWAYS_LOCK           = 1
 369
 370 } AML_LOCK_RULE;
 371
 372
 373 /* Field Update Rules */
 374
 375 #define UPDATE_RULE_MASK        0x060
 376 #define UPDATE_RULE_SHIFT       5
 377
 378 typedef enum
 379 {
 380         UPDATE_PRESERVE             = 0,
 381         UPDATE_WRITE_AS_ONES        = 1,
 382         UPDATE_WRITE_AS_ZEROS       = 2
 383
 384 } AML_UPDATE_RULE;
 385
 386
 387 /* bit fields in Method_flags byte */
 388
 389 #define METHOD_FLAGS_ARG_COUNT      0x07
 390 #define METHOD_FLAGS_SERIALIZED     0x08
 391 #define METHOD_FLAGS_SYNCH_LEVEL    0xF0
 392
 393
 394 /* Array sizes.  Used for range checking also */
 395
 396 #define NUM_REGION_TYPES        7
 397 #define NUM_ACCESS_TYPES        7
 398 #define NUM_UPDATE_RULES        3
 399 #define NUM_MATCH_OPS           7
 400 #define NUM_OPCODES             256
 401 #define NUM_FIELD_NAMES         2
 402
 403
 404 #define USER_REGION_BEGIN       0x80
 405
 406 /*
 407  * AML tables
 408  */
 409
 410 #ifdef DEFINE_AML_GLOBALS
 411
 412 /* External declarations of the AML tables */
 413
 414 extern u8                       acpi_gbl_aml            [NUM_OPCODES];
 415 extern u16                      acpi_gbl_pfx            [NUM_OPCODES];
 416
 417
 418 #endif /* DEFINE_AML_GLOBALS */
 419
 420 #endif /* __AMLCODE_H__ */