1 /** @file
2 ACPI Sdt Protocol Driver
3
4 Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved. <BR>
5 This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
9
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
12
13 **/
14
15 #include "AcpiTable.h"
16
17 GLOBAL_REMOVE_IF_UNREFERENCED
18 AML_BYTE_ENCODING mAmlByteEncoding[] = {
19 // OpCode SubOpCode Num 1 2 3 4 5 6 Attribute
20 /* ZeroOp - 0x00 */ {AML_ZERO_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
21 /* OneOp - 0x01 */ {AML_ONE_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
22 /* AliasOp - 0x06 */ {AML_ALIAS_OP, 0, 2, {AML_NAME, AML_NAME, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IN_NAMESPACE},
23 /* NameOp - 0x08 */ {AML_NAME_OP, 0, 2, {AML_NAME, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IN_NAMESPACE},
24 /* BytePrefix - 0x0A */ {AML_BYTE_PREFIX, 0, 1, {AML_UINT8, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
25 /* WordPrefix - 0x0B */ {AML_WORD_PREFIX, 0, 1, {AML_UINT16, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
26 /* DWordPrefix - 0x0C */ {AML_DWORD_PREFIX, 0, 1, {AML_UINT32, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
27 /* StringPrefix - 0x0D */ {AML_STRING_PREFIX, 0, 1, {AML_STRING, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
28 /* QWordPrefix - 0x0E */ {AML_QWORD_PREFIX, 0, 1, {AML_UINT64, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
29 /* 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},
30 /* BufferOp - 0x11 */ {AML_BUFFER_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_HAS_PKG_LENGTH},
31 /* 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},
32 /* 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},
33 /* 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},
34 /* DualNamePrefix - 0x2F */ {AML_DUAL_NAME_PREFIX, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
35 /* MultiNamePrefix - 0x2F */ {AML_MULTI_NAME_PREFIX, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
36 /* NameChar - 0x41 */ {'A', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
37 /* NameChar - 0x42 */ {'B', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
38 /* NameChar - 0x43 */ {'C', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
39 /* NameChar - 0x44 */ {'D', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
40 /* NameChar - 0x45 */ {'E', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
41 /* NameChar - 0x46 */ {'F', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
42 /* NameChar - 0x47 */ {'G', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
43 /* NameChar - 0x48 */ {'H', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
44 /* NameChar - 0x49 */ {'I', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
45 /* NameChar - 0x4A */ {'J', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
46 /* NameChar - 0x4B */ {'K', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
47 /* NameChar - 0x4C */ {'L', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
48 /* NameChar - 0x4D */ {'M', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
49 /* NameChar - 0x4E */ {'N', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
50 /* NameChar - 0x4F */ {'O', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
51 /* NameChar - 0x50 */ {'P', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
52 /* NameChar - 0x51 */ {'Q', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
53 /* NameChar - 0x52 */ {'R', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
54 /* NameChar - 0x53 */ {'S', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
55 /* NameChar - 0x54 */ {'T', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
56 /* NameChar - 0x55 */ {'U', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
57 /* NameChar - 0x56 */ {'V', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
58 /* NameChar - 0x57 */ {'W', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
59 /* NameChar - 0x58 */ {'X', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
60 /* NameChar - 0x59 */ {'Y', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
61 /* NameChar - 0x5A */ {'Z', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
62 /* 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},
63 /* 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},
64 /* 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},
65 /* 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},
66 /* 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},
67 /* LoadOp - 0x5B 0x20 */ {AML_EXT_OP, AML_EXT_LOAD_OP, 2, {AML_NAME, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
68 /* StallOp - 0x5B 0x21 */ {AML_EXT_OP, AML_EXT_STALL_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
69 /* SleepOp - 0x5B 0x22 */ {AML_EXT_OP, AML_EXT_SLEEP_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
70 /* AcquireOp - 0x5B 0x23 */ {AML_EXT_OP, AML_EXT_ACQUIRE_OP, 2, {AML_OBJECT, AML_UINT16, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
71 /* SignalOp - 0x5B 0x24 */ {AML_EXT_OP, AML_EXT_SIGNAL_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
72 /* WaitOp - 0x5B 0x25 */ {AML_EXT_OP, AML_EXT_WAIT_OP, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
73 /* ResetOp - 0x5B 0x26 */ {AML_EXT_OP, AML_EXT_RESET_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
74 /* ReleaseOp - 0x5B 0x27 */ {AML_EXT_OP, AML_EXT_RELEASE_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
75 /* 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},
76 /* 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},
77 /* UnloadOp - 0x5B 0x2A */ {AML_EXT_OP, AML_EXT_UNLOAD_OP, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
78 /* RevisionOp - 0x5B 0x30 */ {AML_EXT_OP, AML_EXT_REVISION_OP, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
79 /* DebugOp - 0x5B 0x31 */ {AML_EXT_OP, AML_EXT_DEBUG_OP, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
80 /* FatalOp - 0x5B 0x32 */ {AML_EXT_OP, AML_EXT_FATAL_OP, 3, {AML_UINT8, AML_UINT32, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
81 /* TimerOp - 0x5B 0x33 */ {AML_EXT_OP, AML_EXT_TIMER_OP, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
82 /* 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},
83 /* 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},
84 /* 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},
85 /* 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},
86 /* 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},
87 /* 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},
88 /* 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},
89 /* 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},
90 /* 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},
91 /* RootChar - 0x5C */ {AML_ROOT_CHAR, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
92 /* ParentPrefixChar - 0x5E */ {AML_PARENT_PREFIX_CHAR, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
93 /* NameChar - 0x5F */ {'_', 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, AML_IS_NAME_CHAR},
94 /* Local0Op - 0x60 */ {AML_LOCAL0, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
95 /* Local1Op - 0x61 */ {AML_LOCAL1, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
96 /* Local2Op - 0x62 */ {AML_LOCAL2, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
97 /* Local3Op - 0x63 */ {AML_LOCAL3, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
98 /* Local4Op - 0x64 */ {AML_LOCAL4, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
99 /* Local5Op - 0x65 */ {AML_LOCAL5, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
100 /* Local6Op - 0x66 */ {AML_LOCAL6, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
101 /* Local7Op - 0x67 */ {AML_LOCAL7, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
102 /* Arg0Op - 0x68 */ {AML_ARG0, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
103 /* Arg1Op - 0x69 */ {AML_ARG1, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
104 /* Arg2Op - 0x6A */ {AML_ARG2, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
105 /* Arg3Op - 0x6B */ {AML_ARG3, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
106 /* Arg4Op - 0x6C */ {AML_ARG4, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
107 /* Arg5Op - 0x6D */ {AML_ARG5, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
108 /* Arg6Op - 0x6E */ {AML_ARG6, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
109 /* StoreOp - 0x70 */ {AML_STORE_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
110 /* RefOfOp - 0x71 */ {AML_REF_OF_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
111 /* AddOp - 0x72 */ {AML_ADD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
112 /* ConcatOp - 0x73 */ {AML_CONCAT_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
113 /* SubtractOp - 0x74 */ {AML_SUBTRACT_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
114 /* IncrementOp - 0x75 */ {AML_INCREMENT_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
115 /* DecrementOp - 0x76 */ {AML_DECREMENT_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
116 /* MultiplyOp - 0x77 */ {AML_MULTIPLY_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
117 /* DivideOp - 0x78 */ {AML_DIVIDE_OP, 0, 4, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE}, 0},
118 /* ShiftLeftOp - 0x79 */ {AML_SHIFT_LEFT_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
119 /* ShiftRightOp - 0x7A */ {AML_SHIFT_RIGHT_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
120 /* AndOp - 0x7B */ {AML_AND_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
121 /* NAndOp - 0x7C */ {AML_NAND_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
122 /* OrOp - 0x7D */ {AML_OR_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
123 /* NorOp - 0x7E */ {AML_NOR_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
124 /* XOrOp - 0x7F */ {AML_XOR_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
125 /* NotOp - 0x80 */ {AML_NOT_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
126 /* FindSetLeftBitOp - 0x81 */ {AML_FIND_SET_LEFT_BIT_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
127 /* FindSetRightBitOp - 0x82 */ {AML_FIND_SET_RIGHT_BIT_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
128 /* DerefOfOp - 0x83 */ {AML_DEREF_OF_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
129 /* ConcatResOp - 0x84 */ {AML_CONCAT_RES_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
130 /* ModOp - 0x85 */ {AML_MOD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
131 /* NotifyOp - 0x86 */ {AML_NOTIFY_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
132 /* SizeOfOp - 0x87 */ {AML_SIZE_OF_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
133 /* IndexOp - 0x88 */ {AML_INDEX_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
134 /* MatchOp - 0x89 */ {AML_MATCH_OP, 0, 6, {AML_OBJECT, AML_UINT8, AML_OBJECT, AML_UINT8, AML_OBJECT, AML_OBJECT}, 0},
135 /* CreateDWordFieldOp - 0x8A */ {AML_CREATE_DWORD_FIELD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE, AML_NONE}, 0},
136 /* CreateWordFieldOp - 0x8B */ {AML_CREATE_WORD_FIELD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE, AML_NONE}, 0},
137 /* CreateByteFieldOp - 0x8C */ {AML_CREATE_BYTE_FIELD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE, AML_NONE}, 0},
138 /* CreateBitFieldOp - 0x8D */ {AML_CREATE_BIT_FIELD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE, AML_NONE}, 0},
139 /* ObjectTypeOp - 0x8E */ {AML_OBJECT_TYPE_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
140 /* CreateQWordFieldOp - 0x8F */ {AML_CREATE_QWORD_FIELD_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_NAME, AML_NONE, AML_NONE, AML_NONE}, 0},
141 /* LAndOp - 0x90 */ {AML_LAND_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
142 /* LOrOp - 0x91 */ {AML_LOR_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
143 /* LNotOp - 0x92 */ {AML_LNOT_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
144 /* LEqualOp - 0x93 */ {AML_LEQUAL_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
145 /* LGreaterOp - 0x94 */ {AML_LGREATER_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
146 /* LLessOp - 0x95 */ {AML_LLESS_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
147 /* ToBufferOp - 0x96 */ {AML_TO_BUFFER_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
148 /* ToDecimalStringOp - 0x97 */ {AML_TO_DEC_STRING_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
149 /* ToHexStringOp - 0x98 */ {AML_TO_HEX_STRING_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
150 /* ToIntegerOp - 0x99 */ {AML_TO_INTEGER_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
151 /* ToStringOp - 0x9C */ {AML_TO_STRING_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
152 /* CopyObjectOp - 0x9D */ {AML_COPY_OBJECT_OP, 0, 2, {AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
153 /* MidOp - 0x9E */ {AML_MID_OP, 0, 3, {AML_OBJECT, AML_OBJECT, AML_OBJECT, AML_NONE, AML_NONE, AML_NONE}, 0},
154 /* ContinueOp - 0x9F */ {AML_CONTINUE_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
155 /* 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},
156 /* 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},
157 /* 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},
158 /* NoopOp - 0xA3 */ {AML_NOOP_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
159 /* ReturnOp - 0xA4 */ {AML_RETURN_OP, 0, 1, {AML_OBJECT, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
160 /* BreakOp - 0xA5 */ {AML_BREAK_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
161 /* BreakPointOp - 0xCC */ {AML_BREAK_POINT_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
162 /* OnesOp - 0xFF */ {AML_ONES_OP, 0, 0, {AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE, AML_NONE}, 0},
163 };
164
165 GLOBAL_REMOVE_IF_UNREFERENCED
166 EFI_ACPI_DATA_TYPE mAmlTypeToAcpiType[] = {
167 EFI_ACPI_DATA_TYPE_NONE, // AML_NONE
168 EFI_ACPI_DATA_TYPE_OPCODE, // AML_OPCODE
169 EFI_ACPI_DATA_TYPE_UINT, // AML_UINT8
170 EFI_ACPI_DATA_TYPE_UINT, // AML_UINT16
171 EFI_ACPI_DATA_TYPE_UINT, // AML_UINT32
172 EFI_ACPI_DATA_TYPE_UINT, // AML_UINT64
173 EFI_ACPI_DATA_TYPE_NAME_STRING, // AML_NAME
174 EFI_ACPI_DATA_TYPE_STRING, // AML_STRING
175 EFI_ACPI_DATA_TYPE_CHILD // AML_OBJECT
176 };
177
178 /**
179 This function returns AmlByteEncoding according to OpCode Byte.
180
181 @param[in] OpByteBuffer OpCode byte buffer.
182
183 @return AmlByteEncoding
184 **/
185 AML_BYTE_ENCODING *
AmlSearchByOpByte(IN UINT8 * OpByteBuffer)186 AmlSearchByOpByte (
187 IN UINT8 *OpByteBuffer
188 )
189 {
190 UINT8 OpCode;
191 UINT8 SubOpCode;
192 UINTN Index;
193
194 //
195 // Get OpCode and SubOpCode
196 //
197 OpCode = OpByteBuffer[0];
198 if (OpCode == AML_EXT_OP) {
199 SubOpCode = OpByteBuffer[1];
200 } else {
201 SubOpCode = 0;
202 }
203
204 //
205 // Search the table
206 //
207 for (Index = 0; Index < sizeof(mAmlByteEncoding)/sizeof(mAmlByteEncoding[0]); Index++) {
208 if ((mAmlByteEncoding[Index].OpCode == OpCode) && (mAmlByteEncoding[Index].SubOpCode == SubOpCode)) {
209 return &mAmlByteEncoding[Index];
210 }
211 }
212
213 return NULL;
214 }
215
216 /**
217 This function returns AcpiDataType according to AmlType.
218
219 @param[in] AmlType AML Type.
220
221 @return AcpiDataType
222 **/
223 EFI_ACPI_DATA_TYPE
AmlTypeToAcpiType(IN AML_OP_PARSE_FORMAT AmlType)224 AmlTypeToAcpiType (
225 IN AML_OP_PARSE_FORMAT AmlType
226 )
227 {
228 if (AmlType >= sizeof(mAmlTypeToAcpiType)/sizeof(mAmlTypeToAcpiType[0])) {
229 ASSERT(FALSE);
230 return EFI_ACPI_DATA_TYPE_NONE;
231 }
232 return mAmlTypeToAcpiType [AmlType];
233 }
234
235 /**
236 This function retuns package length from the buffer.
237
238 @param[in] Buffer AML buffer
239 @param[out] PkgLength The total length of package.
240
241 @return The byte data count to present the package length.
242 **/
243 UINTN
AmlGetPkgLength(IN UINT8 * Buffer,OUT UINTN * PkgLength)244 AmlGetPkgLength (
245 IN UINT8 *Buffer,
246 OUT UINTN *PkgLength
247 )
248 {
249 UINT8 LeadByte;
250 UINT8 ByteCount;
251 UINTN RealLength;
252 UINTN Offset;
253
254 //
255 // <bit 7-6: ByteData count that follows (0-3)>
256 // <bit 5-4: Only used if PkgLength < 63>
257 // <bit 3-0: Least significant package length nybble>
258 //
259 // Note: The high 2 bits of the first byte reveal how many follow bytes are in the
260 // If the PkgLength has only one byte, bit 0 through 5 are used to encode the
261 // package length (in other words, values 0-63). If the package length value is more than
262 // 63, more than one byte must be used for the encoding in which case bit 4 and 5 of the
263 // PkgLeadByte are reserved and must be zero. If the multiple bytes encoding is used,
264 // bits 0-3 of the PkgLeadByte become the least significant 4 bits of the resulting
265 // package length value. The next ByteData will become the next least significant 8 bits
266 // of the resulting value and so on, up to 3 ByteData bytes. Thus, the maximum package
267 // length is 2**28.
268 //
269
270 LeadByte = *Buffer;
271 ByteCount = (UINT8)((LeadByte >> 6) & 0x03);
272 Offset = ByteCount + 1;
273 RealLength = 0;
274
275 switch (ByteCount) {
276 case 0:
277 RealLength = (UINT32)LeadByte;
278 break;
279 case 1:
280 RealLength = *(Buffer + 1);
281 RealLength = (RealLength << 4) | (LeadByte & 0xF);
282 break;
283 case 2:
284 RealLength = *(Buffer + 1);
285 RealLength |= (UINTN)((*(Buffer + 2)) << 8);
286 RealLength = (RealLength << 4) | (LeadByte & 0xF);
287 break;
288 case 3:
289 RealLength = *(Buffer + 1);
290 RealLength |= (UINTN)((*(Buffer + 2)) << 8);
291 RealLength |= (UINTN)((*(Buffer + 3)) << 16);
292 RealLength = (RealLength << 4) | (LeadByte & 0xF);
293 break;
294 default:
295 ASSERT (0);
296 break;
297 }
298
299 *PkgLength = RealLength;
300 return Offset;
301 }
302
303