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1// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
2/*******************************************************************************
3 *
4 * Module Name: dbstats - Generation and display of ACPI table statistics
5 *
6 ******************************************************************************/
7
8#include <acpi/acpi.h>
9#include "accommon.h"
10#include "acdebug.h"
11#include "acnamesp.h"
12
13#define _COMPONENT ACPI_CA_DEBUGGER
14ACPI_MODULE_NAME("dbstats")
15
16/* Local prototypes */
17static void acpi_db_count_namespace_objects(void);
18
19static void acpi_db_enumerate_object(union acpi_operand_object *obj_desc);
20
21static acpi_status
22acpi_db_classify_one_object(acpi_handle obj_handle,
23 u32 nesting_level,
24 void *context, void **return_value);
25
26#if defined ACPI_DBG_TRACK_ALLOCATIONS || defined ACPI_USE_LOCAL_CACHE
27static void acpi_db_list_info(struct acpi_memory_list *list);
28#endif
29
30/*
31 * Statistics subcommands
32 */
33static struct acpi_db_argument_info acpi_db_stat_types[] = {
34 {"ALLOCATIONS"},
35 {"OBJECTS"},
36 {"MEMORY"},
37 {"MISC"},
38 {"TABLES"},
39 {"SIZES"},
40 {"STACK"},
41 {NULL} /* Must be null terminated */
42};
43
44#define CMD_STAT_ALLOCATIONS 0
45#define CMD_STAT_OBJECTS 1
46#define CMD_STAT_MEMORY 2
47#define CMD_STAT_MISC 3
48#define CMD_STAT_TABLES 4
49#define CMD_STAT_SIZES 5
50#define CMD_STAT_STACK 6
51
52#if defined ACPI_DBG_TRACK_ALLOCATIONS || defined ACPI_USE_LOCAL_CACHE
53/*******************************************************************************
54 *
55 * FUNCTION: acpi_db_list_info
56 *
57 * PARAMETERS: list - Memory list/cache to be displayed
58 *
59 * RETURN: None
60 *
61 * DESCRIPTION: Display information about the input memory list or cache.
62 *
63 ******************************************************************************/
64
65static void acpi_db_list_info(struct acpi_memory_list *list)
66{
67#ifdef ACPI_DBG_TRACK_ALLOCATIONS
68 u32 outstanding;
69#endif
70
71 acpi_os_printf("\n%s\n", list->list_name);
72
73 /* max_depth > 0 indicates a cache object */
74
75 if (list->max_depth > 0) {
76 acpi_os_printf
77 (" Cache: [Depth MaxD Avail Size] "
78 "%8.2X %8.2X %8.2X %8.2X\n", list->current_depth,
79 list->max_depth, list->max_depth - list->current_depth,
80 (list->current_depth * list->object_size));
81 }
82#ifdef ACPI_DBG_TRACK_ALLOCATIONS
83 if (list->max_depth > 0) {
84 acpi_os_printf
85 (" Cache: [Requests Hits Misses ObjSize] "
86 "%8.2X %8.2X %8.2X %8.2X\n", list->requests, list->hits,
87 list->requests - list->hits, list->object_size);
88 }
89
90 outstanding = acpi_db_get_cache_info(list);
91
92 if (list->object_size) {
93 acpi_os_printf
94 (" Mem: [Alloc Free Max CurSize Outstanding] "
95 "%8.2X %8.2X %8.2X %8.2X %8.2X\n", list->total_allocated,
96 list->total_freed, list->max_occupied,
97 outstanding * list->object_size, outstanding);
98 } else {
99 acpi_os_printf
100 (" Mem: [Alloc Free Max CurSize Outstanding Total] "
101 "%8.2X %8.2X %8.2X %8.2X %8.2X %8.2X\n",
102 list->total_allocated, list->total_freed,
103 list->max_occupied, list->current_total_size, outstanding,
104 list->total_size);
105 }
106#endif
107}
108#endif
109
110/*******************************************************************************
111 *
112 * FUNCTION: acpi_db_enumerate_object
113 *
114 * PARAMETERS: obj_desc - Object to be counted
115 *
116 * RETURN: None
117 *
118 * DESCRIPTION: Add this object to the global counts, by object type.
119 * Limited recursion handles subobjects and packages, and this
120 * is probably acceptable within the AML debugger only.
121 *
122 ******************************************************************************/
123
124static void acpi_db_enumerate_object(union acpi_operand_object *obj_desc)
125{
126 u32 i;
127
128 if (!obj_desc) {
129 return;
130 }
131
132 /* Enumerate this object first */
133
134 acpi_gbl_num_objects++;
135
136 if (obj_desc->common.type > ACPI_TYPE_NS_NODE_MAX) {
137 acpi_gbl_obj_type_count_misc++;
138 } else {
139 acpi_gbl_obj_type_count[obj_desc->common.type]++;
140 }
141
142 /* Count the sub-objects */
143
144 switch (obj_desc->common.type) {
145 case ACPI_TYPE_PACKAGE:
146
147 for (i = 0; i < obj_desc->package.count; i++) {
148 acpi_db_enumerate_object(obj_desc->package.elements[i]);
149 }
150 break;
151
152 case ACPI_TYPE_DEVICE:
153
154 acpi_db_enumerate_object(obj_desc->device.notify_list[0]);
155 acpi_db_enumerate_object(obj_desc->device.notify_list[1]);
156 acpi_db_enumerate_object(obj_desc->device.handler);
157 break;
158
159 case ACPI_TYPE_BUFFER_FIELD:
160
161 if (acpi_ns_get_secondary_object(obj_desc)) {
162 acpi_gbl_obj_type_count[ACPI_TYPE_BUFFER_FIELD]++;
163 }
164 break;
165
166 case ACPI_TYPE_REGION:
167
168 acpi_gbl_obj_type_count[ACPI_TYPE_LOCAL_REGION_FIELD]++;
169 acpi_db_enumerate_object(obj_desc->region.handler);
170 break;
171
172 case ACPI_TYPE_POWER:
173
174 acpi_db_enumerate_object(obj_desc->power_resource.
175 notify_list[0]);
176 acpi_db_enumerate_object(obj_desc->power_resource.
177 notify_list[1]);
178 break;
179
180 case ACPI_TYPE_PROCESSOR:
181
182 acpi_db_enumerate_object(obj_desc->processor.notify_list[0]);
183 acpi_db_enumerate_object(obj_desc->processor.notify_list[1]);
184 acpi_db_enumerate_object(obj_desc->processor.handler);
185 break;
186
187 case ACPI_TYPE_THERMAL:
188
189 acpi_db_enumerate_object(obj_desc->thermal_zone.notify_list[0]);
190 acpi_db_enumerate_object(obj_desc->thermal_zone.notify_list[1]);
191 acpi_db_enumerate_object(obj_desc->thermal_zone.handler);
192 break;
193
194 default:
195
196 break;
197 }
198}
199
200/*******************************************************************************
201 *
202 * FUNCTION: acpi_db_classify_one_object
203 *
204 * PARAMETERS: Callback for walk_namespace
205 *
206 * RETURN: Status
207 *
208 * DESCRIPTION: Enumerate both the object descriptor (including subobjects) and
209 * the parent namespace node.
210 *
211 ******************************************************************************/
212
213static acpi_status
214acpi_db_classify_one_object(acpi_handle obj_handle,
215 u32 nesting_level,
216 void *context, void **return_value)
217{
218 struct acpi_namespace_node *node;
219 union acpi_operand_object *obj_desc;
220 u32 type;
221
222 acpi_gbl_num_nodes++;
223
224 node = (struct acpi_namespace_node *)obj_handle;
225 obj_desc = acpi_ns_get_attached_object(node);
226
227 acpi_db_enumerate_object(obj_desc);
228
229 type = node->type;
230 if (type > ACPI_TYPE_NS_NODE_MAX) {
231 acpi_gbl_node_type_count_misc++;
232 } else {
233 acpi_gbl_node_type_count[type]++;
234 }
235
236 return (AE_OK);
237
238#ifdef ACPI_FUTURE_IMPLEMENTATION
239
240 /* TBD: These need to be counted during the initial parsing phase */
241
242 if (acpi_ps_is_named_op(op->opcode)) {
243 num_nodes++;
244 }
245
246 if (is_method) {
247 num_method_elements++;
248 }
249
250 num_grammar_elements++;
251 op = acpi_ps_get_depth_next(root, op);
252
253 size_of_parse_tree = (num_grammar_elements - num_method_elements) *
254 (u32)sizeof(union acpi_parse_object);
255 size_of_method_trees =
256 num_method_elements * (u32)sizeof(union acpi_parse_object);
257 size_of_node_entries =
258 num_nodes * (u32)sizeof(struct acpi_namespace_node);
259 size_of_acpi_objects =
260 num_nodes * (u32)sizeof(union acpi_operand_object);
261#endif
262}
263
264/*******************************************************************************
265 *
266 * FUNCTION: acpi_db_count_namespace_objects
267 *
268 * PARAMETERS: None
269 *
270 * RETURN: None
271 *
272 * DESCRIPTION: Count and classify the entire namespace, including all
273 * namespace nodes and attached objects.
274 *
275 ******************************************************************************/
276
277static void acpi_db_count_namespace_objects(void)
278{
279 u32 i;
280
281 acpi_gbl_num_nodes = 0;
282 acpi_gbl_num_objects = 0;
283
284 acpi_gbl_obj_type_count_misc = 0;
285 for (i = 0; i < (ACPI_TYPE_NS_NODE_MAX - 1); i++) {
286 acpi_gbl_obj_type_count[i] = 0;
287 acpi_gbl_node_type_count[i] = 0;
288 }
289
290 (void)acpi_ns_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
291 ACPI_UINT32_MAX, FALSE,
292 acpi_db_classify_one_object, NULL, NULL,
293 NULL);
294}
295
296/*******************************************************************************
297 *
298 * FUNCTION: acpi_db_display_statistics
299 *
300 * PARAMETERS: type_arg - Subcommand
301 *
302 * RETURN: Status
303 *
304 * DESCRIPTION: Display various statistics
305 *
306 ******************************************************************************/
307
308acpi_status acpi_db_display_statistics(char *type_arg)
309{
310 u32 i;
311 u32 temp;
312
313 acpi_ut_strupr(type_arg);
314 temp = acpi_db_match_argument(type_arg, acpi_db_stat_types);
315 if (temp == ACPI_TYPE_NOT_FOUND) {
316 acpi_os_printf("Invalid or unsupported argument\n");
317 return (AE_OK);
318 }
319
320 switch (temp) {
321 case CMD_STAT_ALLOCATIONS:
322
323#ifdef ACPI_DBG_TRACK_ALLOCATIONS
324 acpi_ut_dump_allocation_info();
325#endif
326 break;
327
328 case CMD_STAT_TABLES:
329
330 acpi_os_printf("ACPI Table Information (not implemented):\n\n");
331 break;
332
333 case CMD_STAT_OBJECTS:
334
335 acpi_db_count_namespace_objects();
336
337 acpi_os_printf
338 ("\nObjects defined in the current namespace:\n\n");
339
340 acpi_os_printf("%16.16s %10.10s %10.10s\n",
341 "ACPI_TYPE", "NODES", "OBJECTS");
342
343 for (i = 0; i < ACPI_TYPE_NS_NODE_MAX; i++) {
344 acpi_os_printf("%16.16s % 10ld% 10ld\n",
345 acpi_ut_get_type_name(i),
346 acpi_gbl_node_type_count[i],
347 acpi_gbl_obj_type_count[i]);
348 }
349
350 acpi_os_printf("%16.16s % 10ld% 10ld\n", "Misc/Unknown",
351 acpi_gbl_node_type_count_misc,
352 acpi_gbl_obj_type_count_misc);
353
354 acpi_os_printf("%16.16s % 10ld% 10ld\n", "TOTALS:",
355 acpi_gbl_num_nodes, acpi_gbl_num_objects);
356 break;
357
358 case CMD_STAT_MEMORY:
359
360#ifdef ACPI_DBG_TRACK_ALLOCATIONS
361 acpi_os_printf
362 ("\n----Object Statistics (all in hex)---------\n");
363
364 acpi_db_list_info(acpi_gbl_global_list);
365 acpi_db_list_info(acpi_gbl_ns_node_list);
366#endif
367
368#ifdef ACPI_USE_LOCAL_CACHE
369 acpi_os_printf
370 ("\n----Cache Statistics (all in hex)---------\n");
371 acpi_db_list_info(acpi_gbl_operand_cache);
372 acpi_db_list_info(acpi_gbl_ps_node_cache);
373 acpi_db_list_info(acpi_gbl_ps_node_ext_cache);
374 acpi_db_list_info(acpi_gbl_state_cache);
375#endif
376
377 break;
378
379 case CMD_STAT_MISC:
380
381 acpi_os_printf("\nMiscellaneous Statistics:\n\n");
382 acpi_os_printf("Calls to AcpiPsFind:.. ........% 7ld\n",
383 acpi_gbl_ps_find_count);
384 acpi_os_printf("Calls to AcpiNsLookup:..........% 7ld\n",
385 acpi_gbl_ns_lookup_count);
386
387 acpi_os_printf("\n");
388
389 acpi_os_printf("Mutex usage:\n\n");
390 for (i = 0; i < ACPI_NUM_MUTEX; i++) {
391 acpi_os_printf("%-28s: % 7ld\n",
392 acpi_ut_get_mutex_name(i),
393 acpi_gbl_mutex_info[i].use_count);
394 }
395 break;
396
397 case CMD_STAT_SIZES:
398
399 acpi_os_printf("\nInternal object sizes:\n\n");
400
401 acpi_os_printf("Common %3d\n",
402 sizeof(struct acpi_object_common));
403 acpi_os_printf("Number %3d\n",
404 sizeof(struct acpi_object_integer));
405 acpi_os_printf("String %3d\n",
406 sizeof(struct acpi_object_string));
407 acpi_os_printf("Buffer %3d\n",
408 sizeof(struct acpi_object_buffer));
409 acpi_os_printf("Package %3d\n",
410 sizeof(struct acpi_object_package));
411 acpi_os_printf("BufferField %3d\n",
412 sizeof(struct acpi_object_buffer_field));
413 acpi_os_printf("Device %3d\n",
414 sizeof(struct acpi_object_device));
415 acpi_os_printf("Event %3d\n",
416 sizeof(struct acpi_object_event));
417 acpi_os_printf("Method %3d\n",
418 sizeof(struct acpi_object_method));
419 acpi_os_printf("Mutex %3d\n",
420 sizeof(struct acpi_object_mutex));
421 acpi_os_printf("Region %3d\n",
422 sizeof(struct acpi_object_region));
423 acpi_os_printf("PowerResource %3d\n",
424 sizeof(struct acpi_object_power_resource));
425 acpi_os_printf("Processor %3d\n",
426 sizeof(struct acpi_object_processor));
427 acpi_os_printf("ThermalZone %3d\n",
428 sizeof(struct acpi_object_thermal_zone));
429 acpi_os_printf("RegionField %3d\n",
430 sizeof(struct acpi_object_region_field));
431 acpi_os_printf("BankField %3d\n",
432 sizeof(struct acpi_object_bank_field));
433 acpi_os_printf("IndexField %3d\n",
434 sizeof(struct acpi_object_index_field));
435 acpi_os_printf("Reference %3d\n",
436 sizeof(struct acpi_object_reference));
437 acpi_os_printf("Notify %3d\n",
438 sizeof(struct acpi_object_notify_handler));
439 acpi_os_printf("AddressSpace %3d\n",
440 sizeof(struct acpi_object_addr_handler));
441 acpi_os_printf("Extra %3d\n",
442 sizeof(struct acpi_object_extra));
443 acpi_os_printf("Data %3d\n",
444 sizeof(struct acpi_object_data));
445
446 acpi_os_printf("\n");
447
448 acpi_os_printf("ParseObject %3d\n",
449 sizeof(struct acpi_parse_obj_common));
450 acpi_os_printf("ParseObjectNamed %3d\n",
451 sizeof(struct acpi_parse_obj_named));
452 acpi_os_printf("ParseObjectAsl %3d\n",
453 sizeof(struct acpi_parse_obj_asl));
454 acpi_os_printf("OperandObject %3d\n",
455 sizeof(union acpi_operand_object));
456 acpi_os_printf("NamespaceNode %3d\n",
457 sizeof(struct acpi_namespace_node));
458 acpi_os_printf("AcpiObject %3d\n",
459 sizeof(union acpi_object));
460
461 acpi_os_printf("\n");
462
463 acpi_os_printf("Generic State %3d\n",
464 sizeof(union acpi_generic_state));
465 acpi_os_printf("Common State %3d\n",
466 sizeof(struct acpi_common_state));
467 acpi_os_printf("Control State %3d\n",
468 sizeof(struct acpi_control_state));
469 acpi_os_printf("Update State %3d\n",
470 sizeof(struct acpi_update_state));
471 acpi_os_printf("Scope State %3d\n",
472 sizeof(struct acpi_scope_state));
473 acpi_os_printf("Parse Scope %3d\n",
474 sizeof(struct acpi_pscope_state));
475 acpi_os_printf("Package State %3d\n",
476 sizeof(struct acpi_pkg_state));
477 acpi_os_printf("Thread State %3d\n",
478 sizeof(struct acpi_thread_state));
479 acpi_os_printf("Result Values %3d\n",
480 sizeof(struct acpi_result_values));
481 acpi_os_printf("Notify Info %3d\n",
482 sizeof(struct acpi_notify_info));
483 break;
484
485 case CMD_STAT_STACK:
486#if defined(ACPI_DEBUG_OUTPUT)
487
488 temp =
489 (u32)ACPI_PTR_DIFF(acpi_gbl_entry_stack_pointer,
490 acpi_gbl_lowest_stack_pointer);
491
492 acpi_os_printf("\nSubsystem Stack Usage:\n\n");
493 acpi_os_printf("Entry Stack Pointer %p\n",
494 acpi_gbl_entry_stack_pointer);
495 acpi_os_printf("Lowest Stack Pointer %p\n",
496 acpi_gbl_lowest_stack_pointer);
497 acpi_os_printf("Stack Use %X (%u)\n", temp,
498 temp);
499 acpi_os_printf("Deepest Procedure Nesting %u\n",
500 acpi_gbl_deepest_nesting);
501#endif
502 break;
503
504 default:
505
506 break;
507 }
508
509 acpi_os_printf("\n");
510 return (AE_OK);
511}