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1// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.02/*******************************************************************************3 *4 * Module Name: dbstats - Generation and display of ACPI table statistics5 *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_DEBUGGER14ACPI_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_status22acpi_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_CACHE27static void acpi_db_list_info(struct acpi_memory_list *list);28#endif29 30/*31 * Statistics subcommands32 */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 045#define CMD_STAT_OBJECTS 146#define CMD_STAT_MEMORY 247#define CMD_STAT_MISC 348#define CMD_STAT_TABLES 449#define CMD_STAT_SIZES 550#define CMD_STAT_STACK 651 52#if defined ACPI_DBG_TRACK_ALLOCATIONS || defined ACPI_USE_LOCAL_CACHE53/*******************************************************************************54 *55 * FUNCTION: acpi_db_list_info56 *57 * PARAMETERS: list - Memory list/cache to be displayed58 *59 * RETURN: None60 *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_ALLOCATIONS68 u32 outstanding;69#endif70 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_printf77 (" 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_ALLOCATIONS83 if (list->max_depth > 0) {84 acpi_os_printf85 (" 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_printf94 (" 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_printf100 (" 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#endif107}108#endif109 110/*******************************************************************************111 *112 * FUNCTION: acpi_db_enumerate_object113 *114 * PARAMETERS: obj_desc - Object to be counted115 *116 * RETURN: None117 *118 * DESCRIPTION: Add this object to the global counts, by object type.119 * Limited recursion handles subobjects and packages, and this120 * 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_object203 *204 * PARAMETERS: Callback for walk_namespace205 *206 * RETURN: Status207 *208 * DESCRIPTION: Enumerate both the object descriptor (including subobjects) and209 * the parent namespace node.210 *211 ******************************************************************************/212 213static acpi_status214acpi_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_IMPLEMENTATION239 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#endif262}263 264/*******************************************************************************265 *266 * FUNCTION: acpi_db_count_namespace_objects267 *268 * PARAMETERS: None269 *270 * RETURN: None271 *272 * DESCRIPTION: Count and classify the entire namespace, including all273 * 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_statistics299 *300 * PARAMETERS: type_arg - Subcommand301 *302 * RETURN: Status303 *304 * DESCRIPTION: Display various statistics305 *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_ALLOCATIONS324 acpi_ut_dump_allocation_info();325#endif326 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_printf338 ("\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 %10u %10u\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 %10u %10u\n", "Misc/Unknown",351 acpi_gbl_node_type_count_misc,352 acpi_gbl_obj_type_count_misc);353 354 acpi_os_printf("%16.16s %10u %10u\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_ALLOCATIONS361 acpi_os_printf362 ("\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#endif367 368#ifdef ACPI_USE_LOCAL_CACHE369 acpi_os_printf370 ("\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#endif376 377 break;378 379 case CMD_STAT_MISC:380 381 acpi_os_printf("\nMiscellaneous Statistics:\n\n");382 acpi_os_printf("%-28s: %7u\n", "Calls to AcpiPsFind",383 acpi_gbl_ps_find_count);384 acpi_os_printf("%-28s: %7u\n", "Calls to AcpiNsLookup",385 acpi_gbl_ns_lookup_count);386 387 acpi_os_printf("\nMutex usage:\n\n");388 for (i = 0; i < ACPI_NUM_MUTEX; i++) {389 acpi_os_printf("%-28s: %7u\n",390 acpi_ut_get_mutex_name(i),391 acpi_gbl_mutex_info[i].use_count);392 }393 break;394 395 case CMD_STAT_SIZES:396 397 acpi_os_printf("\nInternal object sizes:\n\n");398 399 acpi_os_printf("Common %3d\n",400 (u32)sizeof(struct acpi_object_common));401 acpi_os_printf("Number %3d\n",402 (u32)sizeof(struct acpi_object_integer));403 acpi_os_printf("String %3d\n",404 (u32)sizeof(struct acpi_object_string));405 acpi_os_printf("Buffer %3d\n",406 (u32)sizeof(struct acpi_object_buffer));407 acpi_os_printf("Package %3d\n",408 (u32)sizeof(struct acpi_object_package));409 acpi_os_printf("BufferField %3d\n",410 (u32)sizeof(struct acpi_object_buffer_field));411 acpi_os_printf("Device %3d\n",412 (u32)sizeof(struct acpi_object_device));413 acpi_os_printf("Event %3d\n",414 (u32)sizeof(struct acpi_object_event));415 acpi_os_printf("Method %3d\n",416 (u32)sizeof(struct acpi_object_method));417 acpi_os_printf("Mutex %3d\n",418 (u32)sizeof(struct acpi_object_mutex));419 acpi_os_printf("Region %3d\n",420 (u32)sizeof(struct acpi_object_region));421 acpi_os_printf("PowerResource %3d\n",422 (u32)sizeof(struct acpi_object_power_resource));423 acpi_os_printf("Processor %3d\n",424 (u32)sizeof(struct acpi_object_processor));425 acpi_os_printf("ThermalZone %3d\n",426 (u32)sizeof(struct acpi_object_thermal_zone));427 acpi_os_printf("RegionField %3d\n",428 (u32)sizeof(struct acpi_object_region_field));429 acpi_os_printf("BankField %3d\n",430 (u32)sizeof(struct acpi_object_bank_field));431 acpi_os_printf("IndexField %3d\n",432 (u32)sizeof(struct acpi_object_index_field));433 acpi_os_printf("Reference %3d\n",434 (u32)sizeof(struct acpi_object_reference));435 acpi_os_printf("Notify %3d\n",436 (u32)sizeof(struct acpi_object_notify_handler));437 acpi_os_printf("AddressSpace %3d\n",438 (u32)sizeof(struct acpi_object_addr_handler));439 acpi_os_printf("Extra %3d\n",440 (u32)sizeof(struct acpi_object_extra));441 acpi_os_printf("Data %3d\n",442 (u32)sizeof(struct acpi_object_data));443 444 acpi_os_printf("\n");445 446 acpi_os_printf("ParseObject %3d\n",447 (u32)sizeof(struct acpi_parse_obj_common));448 acpi_os_printf("ParseObjectNamed %3d\n",449 (u32)sizeof(struct acpi_parse_obj_named));450 acpi_os_printf("ParseObjectAsl %3d\n",451 (u32)sizeof(struct acpi_parse_obj_asl));452 acpi_os_printf("OperandObject %3d\n",453 (u32)sizeof(union acpi_operand_object));454 acpi_os_printf("NamespaceNode %3d\n",455 (u32)sizeof(struct acpi_namespace_node));456 acpi_os_printf("AcpiObject %3d\n",457 (u32)sizeof(union acpi_object));458 459 acpi_os_printf("\n");460 461 acpi_os_printf("Generic State %3d\n",462 (u32)sizeof(union acpi_generic_state));463 acpi_os_printf("Common State %3d\n",464 (u32)sizeof(struct acpi_common_state));465 acpi_os_printf("Control State %3d\n",466 (u32)sizeof(struct acpi_control_state));467 acpi_os_printf("Update State %3d\n",468 (u32)sizeof(struct acpi_update_state));469 acpi_os_printf("Scope State %3d\n",470 (u32)sizeof(struct acpi_scope_state));471 acpi_os_printf("Parse Scope %3d\n",472 (u32)sizeof(struct acpi_pscope_state));473 acpi_os_printf("Package State %3d\n",474 (u32)sizeof(struct acpi_pkg_state));475 acpi_os_printf("Thread State %3d\n",476 (u32)sizeof(struct acpi_thread_state));477 acpi_os_printf("Result Values %3d\n",478 (u32)sizeof(struct acpi_result_values));479 acpi_os_printf("Notify Info %3d\n",480 (u32)sizeof(struct acpi_notify_info));481 break;482 483 case CMD_STAT_STACK:484#if defined(ACPI_DEBUG_OUTPUT)485 486 temp =487 (u32)ACPI_PTR_DIFF(acpi_gbl_entry_stack_pointer,488 acpi_gbl_lowest_stack_pointer);489 490 acpi_os_printf("\nSubsystem Stack Usage:\n\n");491 acpi_os_printf("Entry Stack Pointer %p\n",492 acpi_gbl_entry_stack_pointer);493 acpi_os_printf("Lowest Stack Pointer %p\n",494 acpi_gbl_lowest_stack_pointer);495 acpi_os_printf("Stack Use %X (%u)\n", temp,496 temp);497 acpi_os_printf("Deepest Procedure Nesting %u\n",498 acpi_gbl_deepest_nesting);499#endif500 break;501 502 default:503 504 break;505 }506 507 acpi_os_printf("\n");508 return (AE_OK);509}510