Merge branch 'constify' into release
[linux-2.6] / drivers / acpi / acpica / exdump.c
1 /******************************************************************************
2  *
3  * Module Name: exdump - Interpreter debug output routines
4  *
5  *****************************************************************************/
6
7 /*
8  * Copyright (C) 2000 - 2008, 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 #include <acpi/acpi.h>
45 #include "accommon.h"
46 #include "acinterp.h"
47 #include "amlcode.h"
48 #include "acnamesp.h"
49
50 #define _COMPONENT          ACPI_EXECUTER
51 ACPI_MODULE_NAME("exdump")
52
53 /*
54  * The following routines are used for debug output only
55  */
56 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
57 /* Local prototypes */
58 static void acpi_ex_out_string(char *title, char *value);
59
60 static void acpi_ex_out_pointer(char *title, void *value);
61
62 static void
63 acpi_ex_dump_object(union acpi_operand_object *obj_desc,
64                     struct acpi_exdump_info *info);
65
66 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc);
67
68 static void
69 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
70                          u32 level, u32 index);
71
72 /*******************************************************************************
73  *
74  * Object Descriptor info tables
75  *
76  * Note: The first table entry must be an INIT opcode and must contain
77  * the table length (number of table entries)
78  *
79  ******************************************************************************/
80
81 static struct acpi_exdump_info acpi_ex_dump_integer[2] = {
82         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_integer), NULL},
83         {ACPI_EXD_UINT64, ACPI_EXD_OFFSET(integer.value), "Value"}
84 };
85
86 static struct acpi_exdump_info acpi_ex_dump_string[4] = {
87         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_string), NULL},
88         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(string.length), "Length"},
89         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(string.pointer), "Pointer"},
90         {ACPI_EXD_STRING, 0, NULL}
91 };
92
93 static struct acpi_exdump_info acpi_ex_dump_buffer[5] = {
94         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer), NULL},
95         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(buffer.length), "Length"},
96         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.pointer), "Pointer"},
97         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.node), "Parent Node"},
98         {ACPI_EXD_BUFFER, 0, NULL}
99 };
100
101 static struct acpi_exdump_info acpi_ex_dump_package[5] = {
102         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_package), NULL},
103         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(package.flags), "Flags"},
104         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(package.count), "Elements"},
105         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(package.elements), "Element List"},
106         {ACPI_EXD_PACKAGE, 0, NULL}
107 };
108
109 static struct acpi_exdump_info acpi_ex_dump_device[4] = {
110         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_device), NULL},
111         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.handler), "Handler"},
112         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.system_notify),
113          "System Notify"},
114         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.device_notify),
115          "Device Notify"}
116 };
117
118 static struct acpi_exdump_info acpi_ex_dump_event[2] = {
119         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_event), NULL},
120         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(event.os_semaphore), "OsSemaphore"}
121 };
122
123 static struct acpi_exdump_info acpi_ex_dump_method[8] = {
124         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_method), NULL},
125         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.param_count), "ParamCount"},
126         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.sync_level), "Sync Level"},
127         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.mutex), "Mutex"},
128         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.owner_id), "Owner Id"},
129         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.thread_count), "Thread Count"},
130         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(method.aml_length), "Aml Length"},
131         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.aml_start), "Aml Start"}
132 };
133
134 static struct acpi_exdump_info acpi_ex_dump_mutex[5] = {
135         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_mutex), NULL},
136         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(mutex.sync_level), "Sync Level"},
137         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.owner_thread), "Owner Thread"},
138         {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(mutex.acquisition_depth),
139          "Acquire Depth"},
140         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.os_mutex), "OsMutex"}
141 };
142
143 static struct acpi_exdump_info acpi_ex_dump_region[7] = {
144         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region), NULL},
145         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.space_id), "Space Id"},
146         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.flags), "Flags"},
147         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(region.address), "Address"},
148         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(region.length), "Length"},
149         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.handler), "Handler"},
150         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.next), "Next"}
151 };
152
153 static struct acpi_exdump_info acpi_ex_dump_power[5] = {
154         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_power), NULL},
155         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.system_level),
156          "System Level"},
157         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.resource_order),
158          "Resource Order"},
159         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.system_notify),
160          "System Notify"},
161         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.device_notify),
162          "Device Notify"}
163 };
164
165 static struct acpi_exdump_info acpi_ex_dump_processor[7] = {
166         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_processor), NULL},
167         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.proc_id), "Processor ID"},
168         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.length), "Length"},
169         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(processor.address), "Address"},
170         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.system_notify),
171          "System Notify"},
172         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.device_notify),
173          "Device Notify"},
174         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.handler), "Handler"}
175 };
176
177 static struct acpi_exdump_info acpi_ex_dump_thermal[4] = {
178         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_thermal), NULL},
179         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.system_notify),
180          "System Notify"},
181         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.device_notify),
182          "Device Notify"},
183         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.handler), "Handler"}
184 };
185
186 static struct acpi_exdump_info acpi_ex_dump_buffer_field[3] = {
187         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer_field), NULL},
188         {ACPI_EXD_FIELD, 0, NULL},
189         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer_field.buffer_obj),
190          "Buffer Object"}
191 };
192
193 static struct acpi_exdump_info acpi_ex_dump_region_field[3] = {
194         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region_field), NULL},
195         {ACPI_EXD_FIELD, 0, NULL},
196         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(field.region_obj), "Region Object"}
197 };
198
199 static struct acpi_exdump_info acpi_ex_dump_bank_field[5] = {
200         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
201         {ACPI_EXD_FIELD, 0, NULL},
202         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(bank_field.value), "Value"},
203         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.region_obj),
204          "Region Object"},
205         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.bank_obj), "Bank Object"}
206 };
207
208 static struct acpi_exdump_info acpi_ex_dump_index_field[5] = {
209         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
210         {ACPI_EXD_FIELD, 0, NULL},
211         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(index_field.value), "Value"},
212         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.index_obj),
213          "Index Object"},
214         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.data_obj), "Data Object"}
215 };
216
217 static struct acpi_exdump_info acpi_ex_dump_reference[8] = {
218         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_reference), NULL},
219         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.class), "Class"},
220         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
221         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.value), "Value"},
222         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.object), "Object Desc"},
223         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.node), "Node"},
224         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.where), "Where"},
225         {ACPI_EXD_REFERENCE, 0, NULL}
226 };
227
228 static struct acpi_exdump_info acpi_ex_dump_address_handler[6] = {
229         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_address_handler),
230          NULL},
231         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(address_space.space_id), "Space Id"},
232         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.next), "Next"},
233         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.region_list),
234          "Region List"},
235         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.node), "Node"},
236         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.context), "Context"}
237 };
238
239 static struct acpi_exdump_info acpi_ex_dump_notify[3] = {
240         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_notify), NULL},
241         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.node), "Node"},
242         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.context), "Context"}
243 };
244
245 /* Miscellaneous tables */
246
247 static struct acpi_exdump_info acpi_ex_dump_common[4] = {
248         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_common), NULL},
249         {ACPI_EXD_TYPE, 0, NULL},
250         {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(common.reference_count),
251          "Reference Count"},
252         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common.flags), "Flags"}
253 };
254
255 static struct acpi_exdump_info acpi_ex_dump_field_common[7] = {
256         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_field_common), NULL},
257         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.field_flags),
258          "Field Flags"},
259         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.access_byte_width),
260          "Access Byte Width"},
261         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.bit_length),
262          "Bit Length"},
263         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.start_field_bit_offset),
264          "Field Bit Offset"},
265         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.base_byte_offset),
266          "Base Byte Offset"},
267         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(common_field.node), "Parent Node"}
268 };
269
270 static struct acpi_exdump_info acpi_ex_dump_node[5] = {
271         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_node), NULL},
272         {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(flags), "Flags"},
273         {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(owner_id), "Owner Id"},
274         {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(child), "Child List"},
275         {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(peer), "Next Peer"}
276 };
277
278 /* Dispatch table, indexed by object type */
279
280 static struct acpi_exdump_info *acpi_ex_dump_info[] = {
281         NULL,
282         acpi_ex_dump_integer,
283         acpi_ex_dump_string,
284         acpi_ex_dump_buffer,
285         acpi_ex_dump_package,
286         NULL,
287         acpi_ex_dump_device,
288         acpi_ex_dump_event,
289         acpi_ex_dump_method,
290         acpi_ex_dump_mutex,
291         acpi_ex_dump_region,
292         acpi_ex_dump_power,
293         acpi_ex_dump_processor,
294         acpi_ex_dump_thermal,
295         acpi_ex_dump_buffer_field,
296         NULL,
297         NULL,
298         acpi_ex_dump_region_field,
299         acpi_ex_dump_bank_field,
300         acpi_ex_dump_index_field,
301         acpi_ex_dump_reference,
302         NULL,
303         NULL,
304         acpi_ex_dump_notify,
305         acpi_ex_dump_address_handler,
306         NULL,
307         NULL,
308         NULL
309 };
310
311 /*******************************************************************************
312  *
313  * FUNCTION:    acpi_ex_dump_object
314  *
315  * PARAMETERS:  obj_desc            - Descriptor to dump
316  *              Info                - Info table corresponding to this object
317  *                                    type
318  *
319  * RETURN:      None
320  *
321  * DESCRIPTION: Walk the info table for this object
322  *
323  ******************************************************************************/
324
325 static void
326 acpi_ex_dump_object(union acpi_operand_object *obj_desc,
327                     struct acpi_exdump_info *info)
328 {
329         u8 *target;
330         char *name;
331         u8 count;
332
333         if (!info) {
334                 acpi_os_printf
335                     ("ExDumpObject: Display not implemented for object type %s\n",
336                      acpi_ut_get_object_type_name(obj_desc));
337                 return;
338         }
339
340         /* First table entry must contain the table length (# of table entries) */
341
342         count = info->offset;
343
344         while (count) {
345                 target = ACPI_ADD_PTR(u8, obj_desc, info->offset);
346                 name = info->name;
347
348                 switch (info->opcode) {
349                 case ACPI_EXD_INIT:
350                         break;
351
352                 case ACPI_EXD_TYPE:
353
354                         acpi_ex_out_string("Type",
355                                            acpi_ut_get_object_type_name
356                                            (obj_desc));
357                         break;
358
359                 case ACPI_EXD_UINT8:
360
361                         acpi_os_printf("%20s : %2.2X\n", name, *target);
362                         break;
363
364                 case ACPI_EXD_UINT16:
365
366                         acpi_os_printf("%20s : %4.4X\n", name,
367                                        ACPI_GET16(target));
368                         break;
369
370                 case ACPI_EXD_UINT32:
371
372                         acpi_os_printf("%20s : %8.8X\n", name,
373                                        ACPI_GET32(target));
374                         break;
375
376                 case ACPI_EXD_UINT64:
377
378                         acpi_os_printf("%20s : %8.8X%8.8X\n", "Value",
379                                        ACPI_FORMAT_UINT64(ACPI_GET64(target)));
380                         break;
381
382                 case ACPI_EXD_POINTER:
383                 case ACPI_EXD_ADDRESS:
384
385                         acpi_ex_out_pointer(name,
386                                             *ACPI_CAST_PTR(void *, target));
387                         break;
388
389                 case ACPI_EXD_STRING:
390
391                         acpi_ut_print_string(obj_desc->string.pointer,
392                                              ACPI_UINT8_MAX);
393                         acpi_os_printf("\n");
394                         break;
395
396                 case ACPI_EXD_BUFFER:
397
398                         ACPI_DUMP_BUFFER(obj_desc->buffer.pointer,
399                                          obj_desc->buffer.length);
400                         break;
401
402                 case ACPI_EXD_PACKAGE:
403
404                         /* Dump the package contents */
405
406                         acpi_os_printf("\nPackage Contents:\n");
407                         acpi_ex_dump_package_obj(obj_desc, 0, 0);
408                         break;
409
410                 case ACPI_EXD_FIELD:
411
412                         acpi_ex_dump_object(obj_desc,
413                                             acpi_ex_dump_field_common);
414                         break;
415
416                 case ACPI_EXD_REFERENCE:
417
418                         acpi_ex_out_string("Class Name",
419                                            (char *)
420                                            acpi_ut_get_reference_name
421                                            (obj_desc));
422                         acpi_ex_dump_reference_obj(obj_desc);
423                         break;
424
425                 default:
426
427                         acpi_os_printf("**** Invalid table opcode [%X] ****\n",
428                                        info->opcode);
429                         return;
430                 }
431
432                 info++;
433                 count--;
434         }
435 }
436
437 /*******************************************************************************
438  *
439  * FUNCTION:    acpi_ex_dump_operand
440  *
441  * PARAMETERS:  *obj_desc       - Pointer to entry to be dumped
442  *              Depth           - Current nesting depth
443  *
444  * RETURN:      None
445  *
446  * DESCRIPTION: Dump an operand object
447  *
448  ******************************************************************************/
449
450 void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
451 {
452         u32 length;
453         u32 index;
454
455         ACPI_FUNCTION_NAME(ex_dump_operand)
456
457             if (!((ACPI_LV_EXEC & acpi_dbg_level)
458                   && (_COMPONENT & acpi_dbg_layer))) {
459                 return;
460         }
461
462         if (!obj_desc) {
463
464                 /* This could be a null element of a package */
465
466                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Null Object Descriptor\n"));
467                 return;
468         }
469
470         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
471                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p Namespace Node: ",
472                                   obj_desc));
473                 ACPI_DUMP_ENTRY(obj_desc, ACPI_LV_EXEC);
474                 return;
475         }
476
477         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
478                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
479                                   "%p is not a node or operand object: [%s]\n",
480                                   obj_desc,
481                                   acpi_ut_get_descriptor_name(obj_desc)));
482                 ACPI_DUMP_BUFFER(obj_desc, sizeof(union acpi_operand_object));
483                 return;
484         }
485
486         /* obj_desc is a valid object */
487
488         if (depth > 0) {
489                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%*s[%u] %p ",
490                                   depth, " ", depth, obj_desc));
491         } else {
492                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p ", obj_desc));
493         }
494
495         /* Decode object type */
496
497         switch (obj_desc->common.type) {
498         case ACPI_TYPE_LOCAL_REFERENCE:
499
500                 acpi_os_printf("Reference: [%s] ",
501                                acpi_ut_get_reference_name(obj_desc));
502
503                 switch (obj_desc->reference.class) {
504                 case ACPI_REFCLASS_DEBUG:
505
506                         acpi_os_printf("\n");
507                         break;
508
509                 case ACPI_REFCLASS_INDEX:
510
511                         acpi_os_printf("%p\n", obj_desc->reference.object);
512                         break;
513
514                 case ACPI_REFCLASS_TABLE:
515
516                         acpi_os_printf("Table Index %X\n",
517                                        obj_desc->reference.value);
518                         break;
519
520                 case ACPI_REFCLASS_REFOF:
521
522                         acpi_os_printf("%p [%s]\n", obj_desc->reference.object,
523                                        acpi_ut_get_type_name(((union
524                                                                acpi_operand_object
525                                                                *)
526                                                               obj_desc->
527                                                               reference.
528                                                               object)->common.
529                                                              type));
530                         break;
531
532                 case ACPI_REFCLASS_NAME:
533
534                         acpi_os_printf("- [%4.4s]\n",
535                                        obj_desc->reference.node->name.ascii);
536                         break;
537
538                 case ACPI_REFCLASS_ARG:
539                 case ACPI_REFCLASS_LOCAL:
540
541                         acpi_os_printf("%X\n", obj_desc->reference.value);
542                         break;
543
544                 default:        /* Unknown reference class */
545
546                         acpi_os_printf("%2.2X\n", obj_desc->reference.class);
547                         break;
548                 }
549                 break;
550
551         case ACPI_TYPE_BUFFER:
552
553                 acpi_os_printf("Buffer length %.2X @ %p\n",
554                                obj_desc->buffer.length,
555                                obj_desc->buffer.pointer);
556
557                 /* Debug only -- dump the buffer contents */
558
559                 if (obj_desc->buffer.pointer) {
560                         length = obj_desc->buffer.length;
561                         if (length > 128) {
562                                 length = 128;
563                         }
564
565                         acpi_os_printf
566                             ("Buffer Contents: (displaying length 0x%.2X)\n",
567                              length);
568                         ACPI_DUMP_BUFFER(obj_desc->buffer.pointer, length);
569                 }
570                 break;
571
572         case ACPI_TYPE_INTEGER:
573
574                 acpi_os_printf("Integer %8.8X%8.8X\n",
575                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
576                 break;
577
578         case ACPI_TYPE_PACKAGE:
579
580                 acpi_os_printf("Package [Len %X] ElementArray %p\n",
581                                obj_desc->package.count,
582                                obj_desc->package.elements);
583
584                 /*
585                  * If elements exist, package element pointer is valid,
586                  * and debug_level exceeds 1, dump package's elements.
587                  */
588                 if (obj_desc->package.count &&
589                     obj_desc->package.elements && acpi_dbg_level > 1) {
590                         for (index = 0; index < obj_desc->package.count;
591                              index++) {
592                                 acpi_ex_dump_operand(obj_desc->package.
593                                                      elements[index],
594                                                      depth + 1);
595                         }
596                 }
597                 break;
598
599         case ACPI_TYPE_REGION:
600
601                 acpi_os_printf("Region %s (%X)",
602                                acpi_ut_get_region_name(obj_desc->region.
603                                                        space_id),
604                                obj_desc->region.space_id);
605
606                 /*
607                  * If the address and length have not been evaluated,
608                  * don't print them.
609                  */
610                 if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) {
611                         acpi_os_printf("\n");
612                 } else {
613                         acpi_os_printf(" base %8.8X%8.8X Length %X\n",
614                                        ACPI_FORMAT_NATIVE_UINT(obj_desc->region.
615                                                                address),
616                                        obj_desc->region.length);
617                 }
618                 break;
619
620         case ACPI_TYPE_STRING:
621
622                 acpi_os_printf("String length %X @ %p ",
623                                obj_desc->string.length,
624                                obj_desc->string.pointer);
625
626                 acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
627                 acpi_os_printf("\n");
628                 break;
629
630         case ACPI_TYPE_LOCAL_BANK_FIELD:
631
632                 acpi_os_printf("BankField\n");
633                 break;
634
635         case ACPI_TYPE_LOCAL_REGION_FIELD:
636
637                 acpi_os_printf
638                     ("RegionField: Bits=%X AccWidth=%X Lock=%X Update=%X at "
639                      "byte=%X bit=%X of below:\n", obj_desc->field.bit_length,
640                      obj_desc->field.access_byte_width,
641                      obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK,
642                      obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK,
643                      obj_desc->field.base_byte_offset,
644                      obj_desc->field.start_field_bit_offset);
645
646                 acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1);
647                 break;
648
649         case ACPI_TYPE_LOCAL_INDEX_FIELD:
650
651                 acpi_os_printf("IndexField\n");
652                 break;
653
654         case ACPI_TYPE_BUFFER_FIELD:
655
656                 acpi_os_printf("BufferField: %X bits at byte %X bit %X of\n",
657                                obj_desc->buffer_field.bit_length,
658                                obj_desc->buffer_field.base_byte_offset,
659                                obj_desc->buffer_field.start_field_bit_offset);
660
661                 if (!obj_desc->buffer_field.buffer_obj) {
662                         ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL*\n"));
663                 } else if ((obj_desc->buffer_field.buffer_obj)->common.type !=
664                            ACPI_TYPE_BUFFER) {
665                         acpi_os_printf("*not a Buffer*\n");
666                 } else {
667                         acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj,
668                                              depth + 1);
669                 }
670                 break;
671
672         case ACPI_TYPE_EVENT:
673
674                 acpi_os_printf("Event\n");
675                 break;
676
677         case ACPI_TYPE_METHOD:
678
679                 acpi_os_printf("Method(%X) @ %p:%X\n",
680                                obj_desc->method.param_count,
681                                obj_desc->method.aml_start,
682                                obj_desc->method.aml_length);
683                 break;
684
685         case ACPI_TYPE_MUTEX:
686
687                 acpi_os_printf("Mutex\n");
688                 break;
689
690         case ACPI_TYPE_DEVICE:
691
692                 acpi_os_printf("Device\n");
693                 break;
694
695         case ACPI_TYPE_POWER:
696
697                 acpi_os_printf("Power\n");
698                 break;
699
700         case ACPI_TYPE_PROCESSOR:
701
702                 acpi_os_printf("Processor\n");
703                 break;
704
705         case ACPI_TYPE_THERMAL:
706
707                 acpi_os_printf("Thermal\n");
708                 break;
709
710         default:
711                 /* Unknown Type */
712
713                 acpi_os_printf("Unknown Type %X\n", obj_desc->common.type);
714                 break;
715         }
716
717         return;
718 }
719
720 /*******************************************************************************
721  *
722  * FUNCTION:    acpi_ex_dump_operands
723  *
724  * PARAMETERS:  Operands            - A list of Operand objects
725  *              opcode_name         - AML opcode name
726  *              num_operands        - Operand count for this opcode
727  *
728  * DESCRIPTION: Dump the operands associated with the opcode
729  *
730  ******************************************************************************/
731
732 void
733 acpi_ex_dump_operands(union acpi_operand_object **operands,
734                       const char *opcode_name, u32 num_operands)
735 {
736         ACPI_FUNCTION_NAME(ex_dump_operands);
737
738         if (!opcode_name) {
739                 opcode_name = "UNKNOWN";
740         }
741
742         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
743                           "**** Start operand dump for opcode [%s], %d operands\n",
744                           opcode_name, num_operands));
745
746         if (num_operands == 0) {
747                 num_operands = 1;
748         }
749
750         /* Dump the individual operands */
751
752         while (num_operands) {
753                 acpi_ex_dump_operand(*operands, 0);
754                 operands++;
755                 num_operands--;
756         }
757
758         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
759                           "**** End operand dump for [%s]\n", opcode_name));
760         return;
761 }
762
763 /*******************************************************************************
764  *
765  * FUNCTION:    acpi_ex_out* functions
766  *
767  * PARAMETERS:  Title               - Descriptive text
768  *              Value               - Value to be displayed
769  *
770  * DESCRIPTION: Object dump output formatting functions.  These functions
771  *              reduce the number of format strings required and keeps them
772  *              all in one place for easy modification.
773  *
774  ******************************************************************************/
775
776 static void acpi_ex_out_string(char *title, char *value)
777 {
778         acpi_os_printf("%20s : %s\n", title, value);
779 }
780
781 static void acpi_ex_out_pointer(char *title, void *value)
782 {
783         acpi_os_printf("%20s : %p\n", title, value);
784 }
785
786 /*******************************************************************************
787  *
788  * FUNCTION:    acpi_ex_dump_namespace_node
789  *
790  * PARAMETERS:  Node                - Descriptor to dump
791  *              Flags               - Force display if TRUE
792  *
793  * DESCRIPTION: Dumps the members of the given.Node
794  *
795  ******************************************************************************/
796
797 void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags)
798 {
799
800         ACPI_FUNCTION_ENTRY();
801
802         if (!flags) {
803                 if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
804                       && (_COMPONENT & acpi_dbg_layer))) {
805                         return;
806                 }
807         }
808
809         acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node));
810         acpi_ex_out_string("Type", acpi_ut_get_type_name(node->type));
811         acpi_ex_out_pointer("Attached Object",
812                             acpi_ns_get_attached_object(node));
813         acpi_ex_out_pointer("Parent", acpi_ns_get_parent_node(node));
814
815         acpi_ex_dump_object(ACPI_CAST_PTR(union acpi_operand_object, node),
816                             acpi_ex_dump_node);
817 }
818
819 /*******************************************************************************
820  *
821  * FUNCTION:    acpi_ex_dump_reference_obj
822  *
823  * PARAMETERS:  Object              - Descriptor to dump
824  *
825  * DESCRIPTION: Dumps a reference object
826  *
827  ******************************************************************************/
828
829 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
830 {
831         struct acpi_buffer ret_buf;
832         acpi_status status;
833
834         ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
835
836         if (obj_desc->reference.class == ACPI_REFCLASS_NAME) {
837                 acpi_os_printf(" %p ", obj_desc->reference.node);
838
839                 status =
840                     acpi_ns_handle_to_pathname(obj_desc->reference.node,
841                                                &ret_buf);
842                 if (ACPI_FAILURE(status)) {
843                         acpi_os_printf(" Could not convert name to pathname\n");
844                 } else {
845                         acpi_os_printf("%s\n", (char *)ret_buf.pointer);
846                         ACPI_FREE(ret_buf.pointer);
847                 }
848         } else if (obj_desc->reference.object) {
849                 if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) ==
850                     ACPI_DESC_TYPE_OPERAND) {
851                         acpi_os_printf(" Target: %p",
852                                        obj_desc->reference.object);
853                         if (obj_desc->reference.class == ACPI_REFCLASS_TABLE) {
854                                 acpi_os_printf(" Table Index: %X\n",
855                                                obj_desc->reference.value);
856                         } else {
857                                 acpi_os_printf(" Target: %p [%s]\n",
858                                                obj_desc->reference.object,
859                                                acpi_ut_get_type_name(((union
860                                                                        acpi_operand_object
861                                                                        *)
862                                                                       obj_desc->
863                                                                       reference.
864                                                                       object)->
865                                                                      common.
866                                                                      type));
867                         }
868                 } else {
869                         acpi_os_printf(" Target: %p\n",
870                                        obj_desc->reference.object);
871                 }
872         }
873 }
874
875 /*******************************************************************************
876  *
877  * FUNCTION:    acpi_ex_dump_package_obj
878  *
879  * PARAMETERS:  obj_desc            - Descriptor to dump
880  *              Level               - Indentation Level
881  *              Index               - Package index for this object
882  *
883  * DESCRIPTION: Dumps the elements of the package
884  *
885  ******************************************************************************/
886
887 static void
888 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
889                          u32 level, u32 index)
890 {
891         u32 i;
892
893         /* Indentation and index output */
894
895         if (level > 0) {
896                 for (i = 0; i < level; i++) {
897                         acpi_os_printf(" ");
898                 }
899
900                 acpi_os_printf("[%.2d] ", index);
901         }
902
903         acpi_os_printf("%p ", obj_desc);
904
905         /* Null package elements are allowed */
906
907         if (!obj_desc) {
908                 acpi_os_printf("[Null Object]\n");
909                 return;
910         }
911
912         /* Packages may only contain a few object types */
913
914         switch (obj_desc->common.type) {
915         case ACPI_TYPE_INTEGER:
916
917                 acpi_os_printf("[Integer] = %8.8X%8.8X\n",
918                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
919                 break;
920
921         case ACPI_TYPE_STRING:
922
923                 acpi_os_printf("[String] Value: ");
924                 for (i = 0; i < obj_desc->string.length; i++) {
925                         acpi_os_printf("%c", obj_desc->string.pointer[i]);
926                 }
927                 acpi_os_printf("\n");
928                 break;
929
930         case ACPI_TYPE_BUFFER:
931
932                 acpi_os_printf("[Buffer] Length %.2X = ",
933                                obj_desc->buffer.length);
934                 if (obj_desc->buffer.length) {
935                         acpi_ut_dump_buffer(ACPI_CAST_PTR
936                                             (u8, obj_desc->buffer.pointer),
937                                             obj_desc->buffer.length,
938                                             DB_DWORD_DISPLAY, _COMPONENT);
939                 } else {
940                         acpi_os_printf("\n");
941                 }
942                 break;
943
944         case ACPI_TYPE_PACKAGE:
945
946                 acpi_os_printf("[Package] Contains %d Elements:\n",
947                                obj_desc->package.count);
948
949                 for (i = 0; i < obj_desc->package.count; i++) {
950                         acpi_ex_dump_package_obj(obj_desc->package.elements[i],
951                                                  level + 1, i);
952                 }
953                 break;
954
955         case ACPI_TYPE_LOCAL_REFERENCE:
956
957                 acpi_os_printf("[Object Reference] Type [%s] %2.2X",
958                                acpi_ut_get_reference_name(obj_desc),
959                                obj_desc->reference.class);
960                 acpi_ex_dump_reference_obj(obj_desc);
961                 break;
962
963         default:
964
965                 acpi_os_printf("[Unknown Type] %X\n", obj_desc->common.type);
966                 break;
967         }
968 }
969
970 /*******************************************************************************
971  *
972  * FUNCTION:    acpi_ex_dump_object_descriptor
973  *
974  * PARAMETERS:  obj_desc            - Descriptor to dump
975  *              Flags               - Force display if TRUE
976  *
977  * DESCRIPTION: Dumps the members of the object descriptor given.
978  *
979  ******************************************************************************/
980
981 void
982 acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags)
983 {
984         ACPI_FUNCTION_TRACE(ex_dump_object_descriptor);
985
986         if (!obj_desc) {
987                 return_VOID;
988         }
989
990         if (!flags) {
991                 if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
992                       && (_COMPONENT & acpi_dbg_layer))) {
993                         return_VOID;
994                 }
995         }
996
997         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
998                 acpi_ex_dump_namespace_node((struct acpi_namespace_node *)
999                                             obj_desc, flags);
1000
1001                 acpi_os_printf("\nAttached Object (%p):\n",
1002                                ((struct acpi_namespace_node *)obj_desc)->
1003                                object);
1004
1005                 acpi_ex_dump_object_descriptor(((struct acpi_namespace_node *)
1006                                                 obj_desc)->object, flags);
1007                 return_VOID;
1008         }
1009
1010         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
1011                 acpi_os_printf
1012                     ("ExDumpObjectDescriptor: %p is not an ACPI operand object: [%s]\n",
1013                      obj_desc, acpi_ut_get_descriptor_name(obj_desc));
1014                 return_VOID;
1015         }
1016
1017         if (obj_desc->common.type > ACPI_TYPE_NS_NODE_MAX) {
1018                 return_VOID;
1019         }
1020
1021         /* Common Fields */
1022
1023         acpi_ex_dump_object(obj_desc, acpi_ex_dump_common);
1024
1025         /* Object-specific fields */
1026
1027         acpi_ex_dump_object(obj_desc, acpi_ex_dump_info[obj_desc->common.type]);
1028         return_VOID;
1029 }
1030
1031 #endif