1 /******************************************************************************
3 * Module Name: psopinfo - AML opcode information functions and dispatch tables
5 *****************************************************************************/
8 * Copyright (C) 2000 - 2015, Intel Corp.
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12 * modification, are permitted provided that the following conditions
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15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
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20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
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23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
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51 #define _COMPONENT ACPI_PARSER
52 ACPI_MODULE_NAME ("psopinfo")
55 static const UINT8 AcpiGbl_ArgumentCount
[] = {0,1,1,1,1,2,2,2,2,3,3,6};
58 /*******************************************************************************
60 * FUNCTION: AcpiPsGetOpcodeInfo
62 * PARAMETERS: Opcode - The AML opcode
64 * RETURN: A pointer to the info about the opcode.
66 * DESCRIPTION: Find AML opcode description based on the opcode.
67 * NOTE: This procedure must ALWAYS return a valid pointer!
69 ******************************************************************************/
71 const ACPI_OPCODE_INFO
*
75 #ifdef ACPI_DEBUG_OUTPUT
76 const char *OpcodeName
= "Unknown AML opcode";
79 ACPI_FUNCTION_NAME (PsGetOpcodeInfo
);
83 * Detect normal 8-bit opcode or extended 16-bit opcode
85 if (!(Opcode
& 0xFF00))
87 /* Simple (8-bit) opcode: 0-255, can't index beyond table */
89 return (&AcpiGbl_AmlOpInfo
[AcpiGbl_ShortOpIndex
[(UINT8
) Opcode
]]);
92 if (((Opcode
& 0xFF00) == AML_EXTENDED_OPCODE
) &&
93 (((UINT8
) Opcode
) <= MAX_EXTENDED_OPCODE
))
95 /* Valid extended (16-bit) opcode */
97 return (&AcpiGbl_AmlOpInfo
[AcpiGbl_LongOpIndex
[(UINT8
) Opcode
]]);
100 #if defined ACPI_ASL_COMPILER && defined ACPI_DEBUG_OUTPUT
101 #include "asldefine.h"
105 case AML_RAW_DATA_BYTE
:
106 OpcodeName
= "-Raw Data Byte-";
109 case AML_RAW_DATA_WORD
:
110 OpcodeName
= "-Raw Data Word-";
113 case AML_RAW_DATA_DWORD
:
114 OpcodeName
= "-Raw Data Dword-";
117 case AML_RAW_DATA_QWORD
:
118 OpcodeName
= "-Raw Data Qword-";
121 case AML_RAW_DATA_BUFFER
:
122 OpcodeName
= "-Raw Data Buffer-";
125 case AML_RAW_DATA_CHAIN
:
126 OpcodeName
= "-Raw Data Buffer Chain-";
129 case AML_PACKAGE_LENGTH
:
130 OpcodeName
= "-Package Length-";
133 case AML_UNASSIGNED_OPCODE
:
134 OpcodeName
= "-Unassigned Opcode-";
137 case AML_DEFAULT_ARG_OP
:
138 OpcodeName
= "-Default Arg-";
146 /* Unknown AML opcode */
148 ACPI_DEBUG_PRINT ((ACPI_DB_EXEC
,
149 "%s [%4.4X]\n", OpcodeName
, Opcode
));
151 return (&AcpiGbl_AmlOpInfo
[_UNK
]);
155 /*******************************************************************************
157 * FUNCTION: AcpiPsGetOpcodeName
159 * PARAMETERS: Opcode - The AML opcode
161 * RETURN: A pointer to the name of the opcode (ASCII String)
162 * Note: Never returns NULL.
164 * DESCRIPTION: Translate an opcode into a human-readable string
166 ******************************************************************************/
169 AcpiPsGetOpcodeName (
172 #if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT)
174 const ACPI_OPCODE_INFO
*Op
;
177 Op
= AcpiPsGetOpcodeInfo (Opcode
);
179 /* Always guaranteed to return a valid pointer */
184 return ("OpcodeName unavailable");
190 /*******************************************************************************
192 * FUNCTION: AcpiPsGetArgumentCount
194 * PARAMETERS: OpType - Type associated with the AML opcode
196 * RETURN: Argument count
198 * DESCRIPTION: Obtain the number of expected arguments for an AML opcode
200 ******************************************************************************/
203 AcpiPsGetArgumentCount (
207 if (OpType
<= AML_TYPE_EXEC_6A_0T_1R
)
209 return (AcpiGbl_ArgumentCount
[OpType
]);
217 * This table is directly indexed by the opcodes It returns
218 * an index into the opcode table (AcpiGbl_AmlOpInfo)
220 const UINT8 AcpiGbl_ShortOpIndex
[256] =
222 /* 0 1 2 3 4 5 6 7 */
223 /* 8 9 A B C D E F */
224 /* 0x00 */ 0x00, 0x01, _UNK
, _UNK
, _UNK
, _UNK
, 0x02, _UNK
,
225 /* 0x08 */ 0x03, _UNK
, 0x04, 0x05, 0x06, 0x07, 0x6E, _UNK
,
226 /* 0x10 */ 0x08, 0x09, 0x0a, 0x6F, 0x0b, 0x81, _UNK
, _UNK
,
227 /* 0x18 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
228 /* 0x20 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
229 /* 0x28 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, 0x63, _PFX
, _PFX
,
230 /* 0x30 */ 0x67, 0x66, 0x68, 0x65, 0x69, 0x64, 0x6A, 0x7D,
231 /* 0x38 */ 0x7F, 0x80, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
232 /* 0x40 */ _UNK
, _ASC
, _ASC
, _ASC
, _ASC
, _ASC
, _ASC
, _ASC
,
233 /* 0x48 */ _ASC
, _ASC
, _ASC
, _ASC
, _ASC
, _ASC
, _ASC
, _ASC
,
234 /* 0x50 */ _ASC
, _ASC
, _ASC
, _ASC
, _ASC
, _ASC
, _ASC
, _ASC
,
235 /* 0x58 */ _ASC
, _ASC
, _ASC
, _UNK
, _PFX
, _UNK
, _PFX
, _ASC
,
236 /* 0x60 */ 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13,
237 /* 0x68 */ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, _UNK
,
238 /* 0x70 */ 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22,
239 /* 0x78 */ 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a,
240 /* 0x80 */ 0x2b, 0x2c, 0x2d, 0x2e, 0x70, 0x71, 0x2f, 0x30,
241 /* 0x88 */ 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x72,
242 /* 0x90 */ 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x73, 0x74,
243 /* 0x98 */ 0x75, 0x76, _UNK
, _UNK
, 0x77, 0x78, 0x79, 0x7A,
244 /* 0xA0 */ 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x60, 0x61,
245 /* 0xA8 */ 0x62, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
246 /* 0xB0 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
247 /* 0xB8 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
248 /* 0xC0 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
249 /* 0xC8 */ _UNK
, _UNK
, _UNK
, _UNK
, 0x44, _UNK
, _UNK
, _UNK
,
250 /* 0xD0 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
251 /* 0xD8 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
252 /* 0xE0 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
253 /* 0xE8 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
254 /* 0xF0 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
255 /* 0xF8 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, 0x45,
259 * This table is indexed by the second opcode of the extended opcode
260 * pair. It returns an index into the opcode table (AcpiGbl_AmlOpInfo)
262 const UINT8 AcpiGbl_LongOpIndex
[NUM_EXTENDED_OPCODE
] =
264 /* 0 1 2 3 4 5 6 7 */
265 /* 8 9 A B C D E F */
266 /* 0x00 */ _UNK
, 0x46, 0x47, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
267 /* 0x08 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
268 /* 0x10 */ _UNK
, _UNK
, 0x48, 0x49, _UNK
, _UNK
, _UNK
, _UNK
,
269 /* 0x18 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, 0x7B,
270 /* 0x20 */ 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51,
271 /* 0x28 */ 0x52, 0x53, 0x54, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
272 /* 0x30 */ 0x55, 0x56, 0x57, 0x7e, _UNK
, _UNK
, _UNK
, _UNK
,
273 /* 0x38 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
274 /* 0x40 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
275 /* 0x48 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
276 /* 0x50 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
277 /* 0x58 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
278 /* 0x60 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
279 /* 0x68 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
280 /* 0x70 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
281 /* 0x78 */ _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
, _UNK
,
282 /* 0x80 */ 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,