| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Linus Torvalds | 1051 | 46.82% | 2 | 3.51% |
| Robert Moore | 729 | 32.47% | 32 | 56.14% |
| Andy Grover | 415 | 18.49% | 11 | 19.30% |
| Len Brown | 39 | 1.74% | 6 | 10.53% |
| Lv Zheng | 6 | 0.27% | 3 | 5.26% |
| Lin Ming | 2 | 0.09% | 1 | 1.75% |
| Erik Schmauss | 2 | 0.09% | 1 | 1.75% |
| Patrick Mochel | 1 | 0.04% | 1 | 1.75% |
| Total | 2245 | 57 |
// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 /****************************************************************************** * * Module Name: nsdump - table dumping routines for debug * * Copyright (C) 2000 - 2018, Intel Corp. * *****************************************************************************/ #include <acpi/acpi.h> #include "accommon.h" #include "acnamesp.h" #include <acpi/acoutput.h> #define _COMPONENT ACPI_NAMESPACE ACPI_MODULE_NAME("nsdump") /* Local prototypes */ #ifdef ACPI_OBSOLETE_FUNCTIONS void acpi_ns_dump_root_devices(void); static acpi_status acpi_ns_dump_one_device(acpi_handle obj_handle, u32 level, void *context, void **return_value); #endif #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) static acpi_status acpi_ns_dump_one_object_path(acpi_handle obj_handle, u32 level, void *context, void **return_value); static acpi_status acpi_ns_get_max_depth(acpi_handle obj_handle, u32 level, void *context, void **return_value); /******************************************************************************* * * FUNCTION: acpi_ns_print_pathname * * PARAMETERS: num_segments - Number of ACPI name segments * pathname - The compressed (internal) path * * RETURN: None * * DESCRIPTION: Print an object's full namespace pathname * ******************************************************************************/ void acpi_ns_print_pathname(u32 num_segments, const char *pathname) { u32 i; ACPI_FUNCTION_NAME(ns_print_pathname); /* Check if debug output enabled */ if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_NAMES, ACPI_NAMESPACE)) { return; } /* Print the entire name */ ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "[")); while (num_segments) { for (i = 0; i < 4; i++) { isprint((int)pathname[i]) ? acpi_os_printf("%c", pathname[i]) : acpi_os_printf("?"); } pathname += ACPI_NAME_SIZE; num_segments--; if (num_segments) { acpi_os_printf("."); } } acpi_os_printf("]\n"); } #ifdef ACPI_OBSOLETE_FUNCTIONS /* Not used at this time, perhaps later */ /******************************************************************************* * * FUNCTION: acpi_ns_dump_pathname * * PARAMETERS: handle - Object * msg - Prefix message * level - Desired debug level * component - Caller's component ID * * RETURN: None * * DESCRIPTION: Print an object's full namespace pathname * Manages allocation/freeing of a pathname buffer * ******************************************************************************/ void acpi_ns_dump_pathname(acpi_handle handle, const char *msg, u32 level, u32 component) { ACPI_FUNCTION_TRACE(ns_dump_pathname); /* Do this only if the requested debug level and component are enabled */ if (!ACPI_IS_DEBUG_ENABLED(level, component)) { return_VOID; } /* Convert handle to a full pathname and print it (with supplied message) */ acpi_ns_print_node_pathname(handle, msg); acpi_os_printf("\n"); return_VOID; } #endif /******************************************************************************* * * FUNCTION: acpi_ns_dump_one_object * * PARAMETERS: obj_handle - Node to be dumped * level - Nesting level of the handle * context - Passed into walk_namespace * return_value - Not used * * RETURN: Status * * DESCRIPTION: Dump a single Node * This procedure is a user_function called by acpi_ns_walk_namespace. * ******************************************************************************/ acpi_status acpi_ns_dump_one_object(acpi_handle obj_handle, u32 level, void *context, void **return_value) { struct acpi_walk_info *info = (struct acpi_walk_info *)context; struct acpi_namespace_node *this_node; union acpi_operand_object *obj_desc = NULL; acpi_object_type obj_type; acpi_object_type type; u32 bytes_to_dump; u32 dbg_level; u32 i; ACPI_FUNCTION_NAME(ns_dump_one_object); /* Is output enabled? */ if (!(acpi_dbg_level & info->debug_level)) { return (AE_OK); } if (!obj_handle) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Null object handle\n")); return (AE_OK); } this_node = acpi_ns_validate_handle(obj_handle); if (!this_node) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Invalid object handle %p\n", obj_handle)); return (AE_OK); } type = this_node->type; info->count++; /* Check if the owner matches */ if ((info->owner_id != ACPI_OWNER_ID_MAX) && (info->owner_id != this_node->owner_id)) { return (AE_OK); } if (!(info->display_type & ACPI_DISPLAY_SHORT)) { /* Indent the object according to the level */ acpi_os_printf("%2d%*s", (u32) level - 1, (int)level * 2, " "); /* Check the node type and name */ if (type > ACPI_TYPE_LOCAL_MAX) { ACPI_WARNING((AE_INFO, "Invalid ACPI Object Type 0x%08X", type)); } acpi_os_printf("%4.4s", acpi_ut_get_node_name(this_node)); } /* Now we can print out the pertinent information */ acpi_os_printf(" %-12s %p %2.2X ", acpi_ut_get_type_name(type), this_node, this_node->owner_id); dbg_level = acpi_dbg_level; acpi_dbg_level = 0; obj_desc = acpi_ns_get_attached_object(this_node); acpi_dbg_level = dbg_level; /* Temp nodes are those nodes created by a control method */ if (this_node->flags & ANOBJ_TEMPORARY) { acpi_os_printf("(T) "); } switch (info->display_type & ACPI_DISPLAY_MASK) { case ACPI_DISPLAY_SUMMARY: if (!obj_desc) { /* No attached object. Some types should always have an object */ switch (type) { case ACPI_TYPE_INTEGER: case ACPI_TYPE_PACKAGE: case ACPI_TYPE_BUFFER: case ACPI_TYPE_STRING: case ACPI_TYPE_METHOD: acpi_os_printf("<No attached object>"); break; default: break; } acpi_os_printf("\n"); return (AE_OK); } switch (type) { case ACPI_TYPE_PROCESSOR: acpi_os_printf("ID %02X Len %02X Addr %8.8X%8.8X\n", obj_desc->processor.proc_id, obj_desc->processor.length, ACPI_FORMAT_UINT64(obj_desc->processor. address)); break; case ACPI_TYPE_DEVICE: acpi_os_printf("Notify Object: %p\n", obj_desc); break; case ACPI_TYPE_METHOD: acpi_os_printf("Args %X Len %.4X Aml %p\n", (u32) obj_desc->method.param_count, obj_desc->method.aml_length, obj_desc->method.aml_start); break; case ACPI_TYPE_INTEGER: acpi_os_printf("= %8.8X%8.8X\n", ACPI_FORMAT_UINT64(obj_desc->integer. value)); break; case ACPI_TYPE_PACKAGE: if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { acpi_os_printf("Elements %.2X\n", obj_desc->package.count); } else { acpi_os_printf("[Length not yet evaluated]\n"); } break; case ACPI_TYPE_BUFFER: if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { acpi_os_printf("Len %.2X", obj_desc->buffer.length); /* Dump some of the buffer */ if (obj_desc->buffer.length > 0) { acpi_os_printf(" ="); for (i = 0; (i < obj_desc->buffer.length && i < 12); i++) { acpi_os_printf(" %.2hX", obj_desc->buffer. pointer[i]); } } acpi_os_printf("\n"); } else { acpi_os_printf("[Length not yet evaluated]\n"); } break; case ACPI_TYPE_STRING: acpi_os_printf("Len %.2X ", obj_desc->string.length); acpi_ut_print_string(obj_desc->string.pointer, 80); acpi_os_printf("\n"); break; case ACPI_TYPE_REGION: acpi_os_printf("[%s]", acpi_ut_get_region_name(obj_desc->region. space_id)); if (obj_desc->region.flags & AOPOBJ_DATA_VALID) { acpi_os_printf(" Addr %8.8X%8.8X Len %.4X\n", ACPI_FORMAT_UINT64(obj_desc-> region. address), obj_desc->region.length); } else { acpi_os_printf (" [Address/Length not yet evaluated]\n"); } break; case ACPI_TYPE_LOCAL_REFERENCE: acpi_os_printf("[%s]\n", acpi_ut_get_reference_name(obj_desc)); break; case ACPI_TYPE_BUFFER_FIELD: if (obj_desc->buffer_field.buffer_obj && obj_desc->buffer_field.buffer_obj->buffer.node) { acpi_os_printf("Buf [%4.4s]", acpi_ut_get_node_name(obj_desc-> buffer_field. buffer_obj-> buffer. node)); } break; case ACPI_TYPE_LOCAL_REGION_FIELD: acpi_os_printf("Rgn [%4.4s]", acpi_ut_get_node_name(obj_desc-> common_field. region_obj->region. node)); break; case ACPI_TYPE_LOCAL_BANK_FIELD: acpi_os_printf("Rgn [%4.4s] Bnk [%4.4s]", acpi_ut_get_node_name(obj_desc-> common_field. region_obj->region. node), acpi_ut_get_node_name(obj_desc-> bank_field. bank_obj-> common_field. node)); break; case ACPI_TYPE_LOCAL_INDEX_FIELD: acpi_os_printf("Idx [%4.4s] Dat [%4.4s]", acpi_ut_get_node_name(obj_desc-> index_field. index_obj-> common_field.node), acpi_ut_get_node_name(obj_desc-> index_field. data_obj-> common_field. node)); break; case ACPI_TYPE_LOCAL_ALIAS: case ACPI_TYPE_LOCAL_METHOD_ALIAS: acpi_os_printf("Target %4.4s (%p)\n", acpi_ut_get_node_name(obj_desc), obj_desc); break; default: acpi_os_printf("Object %p\n", obj_desc); break; } /* Common field handling */ switch (type) { case ACPI_TYPE_BUFFER_FIELD: case ACPI_TYPE_LOCAL_REGION_FIELD: case ACPI_TYPE_LOCAL_BANK_FIELD: case ACPI_TYPE_LOCAL_INDEX_FIELD: acpi_os_printf(" Off %.3X Len %.2X Acc %.2hd\n", (obj_desc->common_field. base_byte_offset * 8) + obj_desc->common_field. start_field_bit_offset, obj_desc->common_field.bit_length, obj_desc->common_field. access_byte_width); break; default: break; } break; case ACPI_DISPLAY_OBJECTS: acpi_os_printf("O:%p", obj_desc); if (!obj_desc) { /* No attached object, we are done */ acpi_os_printf("\n"); return (AE_OK); } acpi_os_printf("(R%u)", obj_desc->common.reference_count); switch (type) { case ACPI_TYPE_METHOD: /* Name is a Method and its AML offset/length are set */ acpi_os_printf(" M:%p-%X\n", obj_desc->method.aml_start, obj_desc->method.aml_length); break; case ACPI_TYPE_INTEGER: acpi_os_printf(" I:%8.8X8.8%X\n", ACPI_FORMAT_UINT64(obj_desc->integer. value)); break; case ACPI_TYPE_STRING: acpi_os_printf(" S:%p-%X\n", obj_desc->string.pointer, obj_desc->string.length); break; case ACPI_TYPE_BUFFER: acpi_os_printf(" B:%p-%X\n", obj_desc->buffer.pointer, obj_desc->buffer.length); break; default: acpi_os_printf("\n"); break; } break; default: acpi_os_printf("\n"); break; } /* If debug turned off, done */ if (!(acpi_dbg_level & ACPI_LV_VALUES)) { return (AE_OK); } /* If there is an attached object, display it */ dbg_level = acpi_dbg_level; acpi_dbg_level = 0; obj_desc = acpi_ns_get_attached_object(this_node); acpi_dbg_level = dbg_level; /* Dump attached objects */ while (obj_desc) { obj_type = ACPI_TYPE_INVALID; acpi_os_printf("Attached Object %p: ", obj_desc); /* Decode the type of attached object and dump the contents */ switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) { case ACPI_DESC_TYPE_NAMED: acpi_os_printf("(Ptr to Node)\n"); bytes_to_dump = sizeof(struct acpi_namespace_node); ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); break; case ACPI_DESC_TYPE_OPERAND: obj_type = obj_desc->common.type; if (obj_type > ACPI_TYPE_LOCAL_MAX) { acpi_os_printf ("(Pointer to ACPI Object type %.2X [UNKNOWN])\n", obj_type); bytes_to_dump = 32; } else { acpi_os_printf ("(Pointer to ACPI Object type %.2X [%s])\n", obj_type, acpi_ut_get_type_name(obj_type)); bytes_to_dump = sizeof(union acpi_operand_object); } ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); break; default: break; } /* If value is NOT an internal object, we are done */ if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) { goto cleanup; } /* Valid object, get the pointer to next level, if any */ switch (obj_type) { case ACPI_TYPE_BUFFER: case ACPI_TYPE_STRING: /* * NOTE: takes advantage of common fields between string/buffer */ bytes_to_dump = obj_desc->string.length; obj_desc = (void *)obj_desc->string.pointer; acpi_os_printf("(Buffer/String pointer %p length %X)\n", obj_desc, bytes_to_dump); ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); goto cleanup; case ACPI_TYPE_BUFFER_FIELD: obj_desc = (union acpi_operand_object *)obj_desc->buffer_field. buffer_obj; break; case ACPI_TYPE_PACKAGE: obj_desc = (void *)obj_desc->package.elements; break; case ACPI_TYPE_METHOD: obj_desc = (void *)obj_desc->method.aml_start; break; case ACPI_TYPE_LOCAL_REGION_FIELD: obj_desc = (void *)obj_desc->field.region_obj; break; case ACPI_TYPE_LOCAL_BANK_FIELD: obj_desc = (void *)obj_desc->bank_field.region_obj; break; case ACPI_TYPE_LOCAL_INDEX_FIELD: obj_desc = (void *)obj_desc->index_field.index_obj; break; default: goto cleanup; } obj_type = ACPI_TYPE_INVALID; /* Terminate loop after next pass */ } cleanup: acpi_os_printf("\n"); return (AE_OK); } /******************************************************************************* * * FUNCTION: acpi_ns_dump_objects * * PARAMETERS: type - Object type to be dumped * display_type - 0 or ACPI_DISPLAY_SUMMARY * max_depth - Maximum depth of dump. Use ACPI_UINT32_MAX * for an effectively unlimited depth. * owner_id - Dump only objects owned by this ID. Use * ACPI_UINT32_MAX to match all owners. * start_handle - Where in namespace to start/end search * * RETURN: None * * DESCRIPTION: Dump typed objects within the loaded namespace. Uses * acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object. * ******************************************************************************/ void acpi_ns_dump_objects(acpi_object_type type, u8 display_type, u32 max_depth, acpi_owner_id owner_id, acpi_handle start_handle) { struct acpi_walk_info info; acpi_status status; ACPI_FUNCTION_ENTRY(); /* * Just lock the entire namespace for the duration of the dump. * We don't want any changes to the namespace during this time, * especially the temporary nodes since we are going to display * them also. */ status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); if (ACPI_FAILURE(status)) { acpi_os_printf("Could not acquire namespace mutex\n"); return; } info.count = 0; info.debug_level = ACPI_LV_TABLES; info.owner_id = owner_id; info.display_type = display_type; (void)acpi_ns_walk_namespace(type, start_handle, max_depth, ACPI_NS_WALK_NO_UNLOCK | ACPI_NS_WALK_TEMP_NODES, acpi_ns_dump_one_object, NULL, (void *)&info, NULL); acpi_os_printf("\nNamespace node count: %u\n\n", info.count); (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); } /******************************************************************************* * * FUNCTION: acpi_ns_dump_one_object_path, acpi_ns_get_max_depth * * PARAMETERS: obj_handle - Node to be dumped * level - Nesting level of the handle * context - Passed into walk_namespace * return_value - Not used * * RETURN: Status * * DESCRIPTION: Dump the full pathname to a namespace object. acp_ns_get_max_depth * computes the maximum nesting depth in the namespace tree, in * order to simplify formatting in acpi_ns_dump_one_object_path. * These procedures are user_functions called by acpi_ns_walk_namespace. * ******************************************************************************/ static acpi_status acpi_ns_dump_one_object_path(acpi_handle obj_handle, u32 level, void *context, void **return_value) { u32 max_level = *((u32 *)context); char *pathname; struct acpi_namespace_node *node; int path_indent; if (!obj_handle) { return (AE_OK); } node = acpi_ns_validate_handle(obj_handle); if (!node) { /* Ignore bad node during namespace walk */ return (AE_OK); } pathname = acpi_ns_get_normalized_pathname(node, TRUE); path_indent = 1; if (level <= max_level) { path_indent = max_level - level + 1; } acpi_os_printf("%2d%*s%-12s%*s", level, level, " ", acpi_ut_get_type_name(node->type), path_indent, " "); acpi_os_printf("%s\n", &pathname[1]); ACPI_FREE(pathname); return (AE_OK); } static acpi_status acpi_ns_get_max_depth(acpi_handle obj_handle, u32 level, void *context, void **return_value) { u32 *max_level = (u32 *)context; if (level > *max_level) { *max_level = level; } return (AE_OK); } /******************************************************************************* * * FUNCTION: acpi_ns_dump_object_paths * * PARAMETERS: type - Object type to be dumped * display_type - 0 or ACPI_DISPLAY_SUMMARY * max_depth - Maximum depth of dump. Use ACPI_UINT32_MAX * for an effectively unlimited depth. * owner_id - Dump only objects owned by this ID. Use * ACPI_UINT32_MAX to match all owners. * start_handle - Where in namespace to start/end search * * RETURN: None * * DESCRIPTION: Dump full object pathnames within the loaded namespace. Uses * acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object_path. * ******************************************************************************/ void acpi_ns_dump_object_paths(acpi_object_type type, u8 display_type, u32 max_depth, acpi_owner_id owner_id, acpi_handle start_handle) { acpi_status status; u32 max_level = 0; ACPI_FUNCTION_ENTRY(); /* * Just lock the entire namespace for the duration of the dump. * We don't want any changes to the namespace during this time, * especially the temporary nodes since we are going to display * them also. */ status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); if (ACPI_FAILURE(status)) { acpi_os_printf("Could not acquire namespace mutex\n"); return; } /* Get the max depth of the namespace tree, for formatting later */ (void)acpi_ns_walk_namespace(type, start_handle, max_depth, ACPI_NS_WALK_NO_UNLOCK | ACPI_NS_WALK_TEMP_NODES, acpi_ns_get_max_depth, NULL, (void *)&max_level, NULL); /* Now dump the entire namespace */ (void)acpi_ns_walk_namespace(type, start_handle, max_depth, ACPI_NS_WALK_NO_UNLOCK | ACPI_NS_WALK_TEMP_NODES, acpi_ns_dump_one_object_path, NULL, (void *)&max_level, NULL); (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); } /******************************************************************************* * * FUNCTION: acpi_ns_dump_entry * * PARAMETERS: handle - Node to be dumped * debug_level - Output level * * RETURN: None * * DESCRIPTION: Dump a single Node * ******************************************************************************/ void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level) { struct acpi_walk_info info; ACPI_FUNCTION_ENTRY(); info.debug_level = debug_level; info.owner_id = ACPI_OWNER_ID_MAX; info.display_type = ACPI_DISPLAY_SUMMARY; (void)acpi_ns_dump_one_object(handle, 1, &info, NULL); } #ifdef ACPI_ASL_COMPILER /******************************************************************************* * * FUNCTION: acpi_ns_dump_tables * * PARAMETERS: search_base - Root of subtree to be dumped, or * NS_ALL to dump the entire namespace * max_depth - Maximum depth of dump. Use INT_MAX * for an effectively unlimited depth. * * RETURN: None * * DESCRIPTION: Dump the name space, or a portion of it. * ******************************************************************************/ void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth) { acpi_handle search_handle = search_base; ACPI_FUNCTION_TRACE(ns_dump_tables); if (!acpi_gbl_root_node) { /* * If the name space has not been initialized, * there is nothing to dump. */ ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "namespace not initialized!\n")); return_VOID; } if (ACPI_NS_ALL == search_base) { /* Entire namespace */ search_handle = acpi_gbl_root_node; ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "\\\n")); } acpi_ns_dump_objects(ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth, ACPI_OWNER_ID_MAX, search_handle); return_VOID; } #endif #endif
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