1 /*******************************************************************************
2 *
3 * Module Name: dmnames - AML disassembler, names, namestrings, pathnames
4 *
5 ******************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2011, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
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
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44
45 #include "acpi.h"
46 #include "accommon.h"
47 #include "acparser.h"
48 #include "amlcode.h"
49 #include "acnamesp.h"
50 #include "acdisasm.h"
51
52
53 #ifdef ACPI_DISASSEMBLER
54
55 #define _COMPONENT ACPI_CA_DEBUGGER
56 ACPI_MODULE_NAME ("dmnames")
57
58 /* Local prototypes */
59
60 #ifdef ACPI_OBSOLETE_FUNCTIONS
61 void
62 AcpiDmDisplayPath (
63 ACPI_PARSE_OBJECT *Op);
64 #endif
65
66
67 /*******************************************************************************
209 * RETURN: None
210 *
211 * DESCRIPTION: Decode and dump an ACPI namestring. Handles prefix characters
212 *
213 ******************************************************************************/
214
215 void
216 AcpiDmNamestring (
217 char *Name)
218 {
219 UINT32 SegCount;
220
221
222 if (!Name)
223 {
224 return;
225 }
226
227 /* Handle all Scope Prefix operators */
228
229 while (AcpiPsIsPrefixChar (ACPI_GET8 (Name)))
230 {
231 /* Append prefix character */
232
233 AcpiOsPrintf ("%1c", ACPI_GET8 (Name));
234 Name++;
235 }
236
237 switch (ACPI_GET8 (Name))
238 {
239 case 0:
240 SegCount = 0;
241 break;
242
243 case AML_DUAL_NAME_PREFIX:
244 SegCount = 2;
245 Name++;
246 break;
247
248 case AML_MULTI_NAME_PREFIX_OP:
249 SegCount = (UINT32) ACPI_GET8 (Name + 1);
250 Name += 2;
251 break;
252
253 default:
254 SegCount = 1;
255 break;
256 }
257
258 while (SegCount)
259 {
260 /* Append Name segment */
261
262 AcpiDmDumpName (*ACPI_CAST_PTR (UINT32, Name));
263
264 SegCount--;
265 if (SegCount)
266 {
267 /* Not last name, append dot separator */
268
269 AcpiOsPrintf (".");
270 }
271 Name += ACPI_NAME_SIZE;
272 }
273 }
306 if (!(OpInfo->Flags & AML_NSNODE))
307 {
308 return;
309 }
310
311 if (OpInfo->Flags & AML_CREATE)
312 {
313 /* Field creation - check for a fully qualified namepath */
314
315 if (Op->Common.AmlOpcode == AML_CREATE_FIELD_OP)
316 {
317 NamePath = AcpiPsGetArg (Op, 3);
318 }
319 else
320 {
321 NamePath = AcpiPsGetArg (Op, 2);
322 }
323
324 if ((NamePath) &&
325 (NamePath->Common.Value.String) &&
326 (NamePath->Common.Value.String[0] == '\\'))
327 {
328 AcpiDmNamestring (NamePath->Common.Value.String);
329 return;
330 }
331 }
332
333 Prev = NULL; /* Start with Root Node */
334
335 while (Prev != Op)
336 {
337 /* Search upwards in the tree to find scope with "prev" as its parent */
338
339 Search = Op;
340 for (; ;)
341 {
342 if (Search->Common.Parent == Prev)
343 {
344 break;
345 }
346
432 {
433 return;
434 }
435
436 TargetOp = AcpiPsFind (Op, Name, 0, 0);
437 if (!TargetOp)
438 {
439 /*
440 * Didn't find the name in the parse tree. This may be
441 * a problem, or it may simply be one of the predefined names
442 * (such as _OS_). Rather than worry about looking up all
443 * the predefined names, just display the name as given
444 */
445 AcpiOsPrintf (
446 " /**** Name not found or not accessible from this scope ****/ ");
447 }
448 }
449 #endif
450
451 #endif
452
453
|
1 /*******************************************************************************
2 *
3 * Module Name: dmnames - AML disassembler, names, namestrings, pathnames
4 *
5 ******************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2013, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
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
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44
45 #include "acpi.h"
46 #include "accommon.h"
47 #include "amlcode.h"
48 #include "acnamesp.h"
49 #include "acdisasm.h"
50
51
52 #ifdef ACPI_DISASSEMBLER
53
54 #define _COMPONENT ACPI_CA_DEBUGGER
55 ACPI_MODULE_NAME ("dmnames")
56
57 /* Local prototypes */
58
59 #ifdef ACPI_OBSOLETE_FUNCTIONS
60 void
61 AcpiDmDisplayPath (
62 ACPI_PARSE_OBJECT *Op);
63 #endif
64
65
66 /*******************************************************************************
208 * RETURN: None
209 *
210 * DESCRIPTION: Decode and dump an ACPI namestring. Handles prefix characters
211 *
212 ******************************************************************************/
213
214 void
215 AcpiDmNamestring (
216 char *Name)
217 {
218 UINT32 SegCount;
219
220
221 if (!Name)
222 {
223 return;
224 }
225
226 /* Handle all Scope Prefix operators */
227
228 while (ACPI_IS_ROOT_PREFIX (ACPI_GET8 (Name)) ||
229 ACPI_IS_PARENT_PREFIX (ACPI_GET8 (Name)))
230 {
231 /* Append prefix character */
232
233 AcpiOsPrintf ("%1c", ACPI_GET8 (Name));
234 Name++;
235 }
236
237 switch (ACPI_GET8 (Name))
238 {
239 case 0:
240
241 SegCount = 0;
242 break;
243
244 case AML_DUAL_NAME_PREFIX:
245
246 SegCount = 2;
247 Name++;
248 break;
249
250 case AML_MULTI_NAME_PREFIX_OP:
251
252 SegCount = (UINT32) ACPI_GET8 (Name + 1);
253 Name += 2;
254 break;
255
256 default:
257
258 SegCount = 1;
259 break;
260 }
261
262 while (SegCount)
263 {
264 /* Append Name segment */
265
266 AcpiDmDumpName (*ACPI_CAST_PTR (UINT32, Name));
267
268 SegCount--;
269 if (SegCount)
270 {
271 /* Not last name, append dot separator */
272
273 AcpiOsPrintf (".");
274 }
275 Name += ACPI_NAME_SIZE;
276 }
277 }
310 if (!(OpInfo->Flags & AML_NSNODE))
311 {
312 return;
313 }
314
315 if (OpInfo->Flags & AML_CREATE)
316 {
317 /* Field creation - check for a fully qualified namepath */
318
319 if (Op->Common.AmlOpcode == AML_CREATE_FIELD_OP)
320 {
321 NamePath = AcpiPsGetArg (Op, 3);
322 }
323 else
324 {
325 NamePath = AcpiPsGetArg (Op, 2);
326 }
327
328 if ((NamePath) &&
329 (NamePath->Common.Value.String) &&
330 (ACPI_IS_ROOT_PREFIX (NamePath->Common.Value.String[0])))
331 {
332 AcpiDmNamestring (NamePath->Common.Value.String);
333 return;
334 }
335 }
336
337 Prev = NULL; /* Start with Root Node */
338
339 while (Prev != Op)
340 {
341 /* Search upwards in the tree to find scope with "prev" as its parent */
342
343 Search = Op;
344 for (; ;)
345 {
346 if (Search->Common.Parent == Prev)
347 {
348 break;
349 }
350
436 {
437 return;
438 }
439
440 TargetOp = AcpiPsFind (Op, Name, 0, 0);
441 if (!TargetOp)
442 {
443 /*
444 * Didn't find the name in the parse tree. This may be
445 * a problem, or it may simply be one of the predefined names
446 * (such as _OS_). Rather than worry about looking up all
447 * the predefined names, just display the name as given
448 */
449 AcpiOsPrintf (
450 " /**** Name not found or not accessible from this scope ****/ ");
451 }
452 }
453 #endif
454
455 #endif
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