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mirror_edk2/MdeModulePkg/Universal/Acpi/AcpiTableDxe/Aml.c
Feng Tian 6e1e540554 1) Add type cast for better coding style. 
2) replace StrCpy() usage in Variable driver with StrnCpy().

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15770 6f19259b-4bc3-4df7-8a09-765794883524
2014-08-07 08:54:34 +00:00

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/** @file
ACPI Sdt Protocol Driver
Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved. <BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "AcpiTable.h"
GLOBAL_REMOVE_IF_UNREFERENCED
AML_BYTE_ENCODING mAmlByteEncoding[] = {
// OpCode SubOpCode Num 1 2 3 4 5 6 Attribute
/* ZeroOp - 0x00 */ {AML_ZERO_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* OneOp - 0x01 */ {AML_ONE_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* AliasOp - 0x06 */ {AML_ALIAS_OP, 0, 2, {AML_NAME, AML_NAME, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IN_NAMESPACE},
/* NameOp - 0x08 */ {AML_NAME_OP, 0, 2, {AML_NAME, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IN_NAMESPACE},
/* BytePrefix - 0x0A */ {AML_BYTE_PREFIX, 0, 1, {AML_UINT8, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* WordPrefix - 0x0B */ {AML_WORD_PREFIX, 0, 1, {AML_UINT16, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* DWordPrefix - 0x0C */ {AML_DWORD_PREFIX, 0, 1, {AML_UINT32, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* StringPrefix - 0x0D */ {AML_STRING_PREFIX, 0, 1, {AML_STRING, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* QWordPrefix - 0x0E */ {AML_QWORD_PREFIX, 0, 1, {AML_UINT64, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ScopeOp - 0x10 */ {AML_SCOPE_OP, 0, 1, {AML_NAME, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ | AML_IN_NAMESPACE},
/* BufferOp - 0x11 */ {AML_BUFFER_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH},
/* PackageOp - 0x12 */ {AML_PACKAGE_OP, 0, 1, {AML_UINT8, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ},
/* VarPackageOp - 0x13 */ {AML_VAR_PACKAGE_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ},
/* MethodOp - 0x14 */ {AML_METHOD_OP, 0, 2, {AML_NAME, AML_UINT8, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ | AML_IN_NAMESPACE},
/* DualNamePrefix - 0x2F */ {AML_DUAL_NAME_PREFIX, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* MultiNamePrefix - 0x2F */ {AML_MULTI_NAME_PREFIX, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x41 */ {'A', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x42 */ {'B', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x43 */ {'C', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x44 */ {'D', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x45 */ {'E', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x46 */ {'F', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x47 */ {'G', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x48 */ {'H', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x49 */ {'I', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x4A */ {'J', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x4B */ {'K', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x4C */ {'L', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x4D */ {'M', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x4E */ {'N', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x4F */ {'O', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x50 */ {'P', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x51 */ {'Q', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x52 */ {'R', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x53 */ {'S', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x54 */ {'T', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x55 */ {'U', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x56 */ {'V', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x57 */ {'W', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x58 */ {'X', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x59 */ {'Y', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x5A */ {'Z', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* MutexOp - 0x5B 0x01 */ {AML_EXT_OP, AML_EXT_MUTEX_OP, 2, {AML_NAME, AML_UINT8, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IN_NAMESPACE},
/* EventOp - 0x5B 0x02 */ {AML_EXT_OP, AML_EXT_EVENT_OP, 1, {AML_NAME, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IN_NAMESPACE},
/* CondRefOfOp - 0x5B 0x12 */ {AML_EXT_OP, AML_EXT_COND_REF_OF_OP, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* CreateFieldOp - 0x5B 0x13 */ {AML_EXT_OP, AML_EXT_CREATE_FIELD_OP,4, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE}, 0},
/* LoadTableOp - 0x5B 0x1F */ {AML_EXT_OP, AML_EXT_LOAD_TABLE_OP, 6, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_OBJECT}, 0},
/* LoadOp - 0x5B 0x20 */ {AML_EXT_OP, AML_EXT_LOAD_OP, 2, {AML_NAME, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* StallOp - 0x5B 0x21 */ {AML_EXT_OP, AML_EXT_STALL_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* SleepOp - 0x5B 0x22 */ {AML_EXT_OP, AML_EXT_SLEEP_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* AcquireOp - 0x5B 0x23 */ {AML_EXT_OP, AML_EXT_ACQUIRE_OP, 2, {AML_OBJECT, AML_UINT16, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* SignalOp - 0x5B 0x24 */ {AML_EXT_OP, AML_EXT_SIGNAL_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* WaitOp - 0x5B 0x25 */ {AML_EXT_OP, AML_EXT_WAIT_OP, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ResetOp - 0x5B 0x26 */ {AML_EXT_OP, AML_EXT_RESET_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ReleaseOp - 0x5B 0x27 */ {AML_EXT_OP, AML_EXT_RELEASE_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* FromBCDOp - 0x5B 0x28 */ {AML_EXT_OP, AML_EXT_FROM_BCD_OP, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ToBCDOp - 0x5B 0x29 */ {AML_EXT_OP, AML_EXT_TO_BCD_OP, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* UnloadOp - 0x5B 0x2A */ {AML_EXT_OP, AML_EXT_UNLOAD_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* RevisionOp - 0x5B 0x30 */ {AML_EXT_OP, AML_EXT_REVISION_OP, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* DebugOp - 0x5B 0x31 */ {AML_EXT_OP, AML_EXT_DEBUG_OP, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* FatalOp - 0x5B 0x32 */ {AML_EXT_OP, AML_EXT_FATAL_OP, 3, {AML_UINT8, AML_UINT32, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* TimerOp - 0x5B 0x33 */ {AML_EXT_OP, AML_EXT_TIMER_OP, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* OpRegionOp - 0x5B 0x80 */ {AML_EXT_OP, AML_EXT_REGION_OP, 4, {AML_NAME, AML_UINT8, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE}, AML_IN_NAMESPACE},
/* FieldOp - 0x5B 0x81 */ {AML_EXT_OP, AML_EXT_FIELD_OP, 2, {AML_NAME, AML_UINT8, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH},
/* DeviceOp - 0x5B 0x82 */ {AML_EXT_OP, AML_EXT_DEVICE_OP, 1, {AML_NAME, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ | AML_IN_NAMESPACE},
/* ProcessorOp - 0x5B 0x83 */ {AML_EXT_OP, AML_EXT_PROCESSOR_OP, 4, {AML_NAME, AML_UINT8, AML_UINT32, AML_UINT8, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ | AML_IN_NAMESPACE},
/* PowerResOp - 0x5B 0x84 */ {AML_EXT_OP, AML_EXT_POWER_RES_OP, 3, {AML_NAME, AML_UINT8, AML_UINT16, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ | AML_IN_NAMESPACE},
/* ThermalZoneOp - 0x5B 0x85 */ {AML_EXT_OP, AML_EXT_THERMAL_ZONE_OP,1, {AML_NAME, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ | AML_IN_NAMESPACE},
/* IndexFieldOp - 0x5B 0x86 */ {AML_EXT_OP, AML_EXT_INDEX_FIELD_OP, 3, {AML_NAME, AML_NAME, AML_UINT8, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH},
/* BankFieldOp - 0x5B 0x87 */ {AML_EXT_OP, AML_EXT_BANK_FIELD_OP, 4, {AML_NAME, AML_NAME, AML_OBJECT, AML_UINT8, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH},
/* DataRegionOp - 0x5B 0x88 */ {AML_EXT_OP, AML_EXT_DATA_REGION_OP, 4, {AML_NAME, AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE}, AML_IN_NAMESPACE},
/* RootChar - 0x5C */ {AML_ROOT_CHAR, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* ParentPrefixChar - 0x5E */ {AML_PARENT_PREFIX_CHAR, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* NameChar - 0x5F */ {'_', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
/* Local0Op - 0x60 */ {AML_LOCAL0, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Local1Op - 0x61 */ {AML_LOCAL1, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Local2Op - 0x62 */ {AML_LOCAL2, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Local3Op - 0x63 */ {AML_LOCAL3, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Local4Op - 0x64 */ {AML_LOCAL4, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Local5Op - 0x65 */ {AML_LOCAL5, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Local6Op - 0x66 */ {AML_LOCAL6, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Local7Op - 0x67 */ {AML_LOCAL7, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Arg0Op - 0x68 */ {AML_ARG0, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Arg1Op - 0x69 */ {AML_ARG1, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Arg2Op - 0x6A */ {AML_ARG2, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Arg3Op - 0x6B */ {AML_ARG3, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Arg4Op - 0x6C */ {AML_ARG4, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Arg5Op - 0x6D */ {AML_ARG5, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* Arg6Op - 0x6E */ {AML_ARG6, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* StoreOp - 0x70 */ {AML_STORE_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* RefOfOp - 0x71 */ {AML_REF_OF_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* AddOp - 0x72 */ {AML_ADD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ConcatOp - 0x73 */ {AML_CONCAT_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* SubtractOp - 0x74 */ {AML_SUBTRACT_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* IncrementOp - 0x75 */ {AML_INCREMENT_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* DecrementOp - 0x76 */ {AML_DECREMENT_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* MultiplyOp - 0x77 */ {AML_MULTIPLY_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* DivideOp - 0x78 */ {AML_DIVIDE_OP, 0, 4, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE}, 0},
/* ShiftLeftOp - 0x79 */ {AML_SHIFT_LEFT_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ShiftRightOp - 0x7A */ {AML_SHIFT_RIGHT_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* AndOp - 0x7B */ {AML_AND_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* NAndOp - 0x7C */ {AML_NAND_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* OrOp - 0x7D */ {AML_OR_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* NorOp - 0x7E */ {AML_NOR_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* XOrOp - 0x7F */ {AML_XOR_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* NotOp - 0x80 */ {AML_NOT_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* FindSetLeftBitOp - 0x81 */ {AML_FIND_SET_LEFT_BIT_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* FindSetRightBitOp - 0x82 */ {AML_FIND_SET_RIGHT_BIT_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* DerefOfOp - 0x83 */ {AML_DEREF_OF_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ConcatResOp - 0x84 */ {AML_CONCAT_RES_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ModOp - 0x85 */ {AML_MOD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* NotifyOp - 0x86 */ {AML_NOTIFY_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* SizeOfOp - 0x87 */ {AML_SIZE_OF_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* IndexOp - 0x88 */ {AML_INDEX_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* MatchOp - 0x89 */ {AML_MATCH_OP, 0, 6, {AML_OBJECT, AML_UINT8, AML_OBJECT, AML_UINT8, AML_OBJECT, AML_OBJECT}, 0},
/* CreateDWordFieldOp - 0x8A */ {AML_CREATE_DWORD_FIELD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE, AML_NONE}, 0},
/* CreateWordFieldOp - 0x8B */ {AML_CREATE_WORD_FIELD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE, AML_NONE}, 0},
/* CreateByteFieldOp - 0x8C */ {AML_CREATE_BYTE_FIELD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE, AML_NONE}, 0},
/* CreateBitFieldOp - 0x8D */ {AML_CREATE_BIT_FIELD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ObjectTypeOp - 0x8E */ {AML_OBJECT_TYPE_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* CreateQWordFieldOp - 0x8F */ {AML_CREATE_QWORD_FIELD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE, AML_NONE}, 0},
/* LAndOp - 0x90 */ {AML_LAND_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* LOrOp - 0x91 */ {AML_LOR_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* LNotOp - 0x92 */ {AML_LNOT_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* LEqualOp - 0x93 */ {AML_LEQUAL_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* LGreaterOp - 0x94 */ {AML_LGREATER_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* LLessOp - 0x95 */ {AML_LLESS_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ToBufferOp - 0x96 */ {AML_TO_BUFFER_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ToDecimalStringOp - 0x97 */ {AML_TO_DEC_STRING_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ToHexStringOp - 0x98 */ {AML_TO_HEX_STRING_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ToIntegerOp - 0x99 */ {AML_TO_INTEGER_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ToStringOp - 0x9C */ {AML_TO_STRING_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* CopyObjectOp - 0x9D */ {AML_COPY_OBJECT_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* MidOp - 0x9E */ {AML_MID_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ContinueOp - 0x9F */ {AML_CONTINUE_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* IfOp - 0xA0 */ {AML_IF_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ},
/* ElseOp - 0xA1 */ {AML_ELSE_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ},
/* WhileOp - 0xA2 */ {AML_WHILE_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH | AML_HAS_CHILD_OBJ},
/* NoopOp - 0xA3 */ {AML_NOOP_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* ReturnOp - 0xA4 */ {AML_RETURN_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* BreakOp - 0xA5 */ {AML_BREAK_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* BreakPointOp - 0xCC */ {AML_BREAK_POINT_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
/* OnesOp - 0xFF */ {AML_ONES_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
};
GLOBAL_REMOVE_IF_UNREFERENCED
EFI_ACPI_DATA_TYPE mAmlTypeToAcpiType[] = {
EFI_ACPI_DATA_TYPE_NONE, // AML_NONE
EFI_ACPI_DATA_TYPE_OPCODE, // AML_OPCODE
EFI_ACPI_DATA_TYPE_UINT, // AML_UINT8
EFI_ACPI_DATA_TYPE_UINT, // AML_UINT16
EFI_ACPI_DATA_TYPE_UINT, // AML_UINT32
EFI_ACPI_DATA_TYPE_UINT, // AML_UINT64
EFI_ACPI_DATA_TYPE_NAME_STRING, // AML_NAME
EFI_ACPI_DATA_TYPE_STRING, // AML_STRING
EFI_ACPI_DATA_TYPE_CHILD // AML_OBJECT
};
/**
This function returns AmlByteEncoding according to OpCode Byte.
@param[in] OpByteBuffer OpCode byte buffer.
@return AmlByteEncoding
**/
AML_BYTE_ENCODING *
AmlSearchByOpByte (
IN UINT8 *OpByteBuffer
)
{
UINT8 OpCode;
UINT8 SubOpCode;
UINTN Index;
//
// Get OpCode and SubOpCode
//
OpCode = OpByteBuffer[0];
if (OpCode == AML_EXT_OP) {
SubOpCode = OpByteBuffer[1];
} else {
SubOpCode = 0;
}
//
// Search the table
//
for (Index = 0; Index < sizeof(mAmlByteEncoding)/sizeof(mAmlByteEncoding[0]); Index++) {
if ((mAmlByteEncoding[Index].OpCode == OpCode) && (mAmlByteEncoding[Index].SubOpCode == SubOpCode)) {
return &mAmlByteEncoding[Index];
}
}
return NULL;
}
/**
This function returns AcpiDataType according to AmlType.
@param[in] AmlType AML Type.
@return AcpiDataType
**/
EFI_ACPI_DATA_TYPE
AmlTypeToAcpiType (
IN AML_OP_PARSE_FORMAT AmlType
)
{
if (AmlType >= sizeof(mAmlTypeToAcpiType)/sizeof(mAmlTypeToAcpiType[0])) {
ASSERT(FALSE);
return EFI_ACPI_DATA_TYPE_NONE;
}
return mAmlTypeToAcpiType [AmlType];
}
/**
This function retuns package length from the buffer.
@param[in] Buffer AML buffer
@param[out] PkgLength The total length of package.
@return The byte data count to present the package length.
**/
UINTN
AmlGetPkgLength (
IN UINT8 *Buffer,
OUT UINTN *PkgLength
)
{
UINT8 LeadByte;
UINT8 ByteCount;
UINTN RealLength;
UINTN Offset;
//
// <bit 7-6: ByteData count that follows (0-3)>
// <bit 5-4: Only used if PkgLength < 63>
// <bit 3-0: Least significant package length nybble>
//
// Note: The high 2 bits of the first byte reveal how many follow bytes are in the
// If the PkgLength has only one byte, bit 0 through 5 are used to encode the
// package length (in other words, values 0-63). If the package length value is more than
// 63, more than one byte must be used for the encoding in which case bit 4 and 5 of the
// PkgLeadByte are reserved and must be zero. If the multiple bytes encoding is used,
// bits 0-3 of the PkgLeadByte become the least significant 4 bits of the resulting
// package length value. The next ByteData will become the next least significant 8 bits
// of the resulting value and so on, up to 3 ByteData bytes. Thus, the maximum package
// length is 2**28.
//
LeadByte = *Buffer;
ByteCount = (UINT8)((LeadByte >> 6) & 0x03);
Offset = ByteCount + 1;
RealLength = 0;
switch (ByteCount) {
case 0:
RealLength = (UINT32)LeadByte;
break;
case 1:
RealLength = *(Buffer + 1);
RealLength = (RealLength << 4) | (LeadByte & 0xF);
break;
case 2:
RealLength = *(Buffer + 1);
RealLength |= (UINTN)((*(Buffer + 2)) << 8);
RealLength = (RealLength << 4) | (LeadByte & 0xF);
break;
case 3:
RealLength = *(Buffer + 1);
RealLength |= (UINTN)((*(Buffer + 2)) << 8);
RealLength |= (UINTN)((*(Buffer + 3)) << 16);
RealLength = (RealLength << 4) | (LeadByte & 0xF);
break;
default:
ASSERT (0);
break;
}
*PkgLength = RealLength;
return Offset;
}
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