diff options
Diffstat (limited to 'drivers/acpi/acpica/nsdump.c')
| -rw-r--r-- | drivers/acpi/acpica/nsdump.c | 212 |
1 files changed, 185 insertions, 27 deletions
diff --git a/drivers/acpi/acpica/nsdump.c b/drivers/acpi/acpica/nsdump.c index b7f2b3be79a..3d88ef4a3e0 100644 --- a/drivers/acpi/acpica/nsdump.c +++ b/drivers/acpi/acpica/nsdump.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2014, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,6 +44,7 @@ #include <acpi/acpi.h> #include "accommon.h" #include "acnamesp.h" +#include <acpi/acoutput.h> #define _COMPONENT ACPI_NAMESPACE ACPI_MODULE_NAME("nsdump") @@ -58,12 +59,23 @@ acpi_ns_dump_one_device(acpi_handle obj_handle, #endif #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) + +#ifdef ACPI_FUTURE_USAGE +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); +#endif /* ACPI_FUTURE_USAGE */ + /******************************************************************************* * * FUNCTION: acpi_ns_print_pathname * * PARAMETERS: num_segments - Number of ACPI name segments - * Pathname - The compressed (internal) path + * pathname - The compressed (internal) path * * RETURN: None * @@ -77,8 +89,9 @@ void acpi_ns_print_pathname(u32 num_segments, char *pathname) ACPI_FUNCTION_NAME(ns_print_pathname); - if (!(acpi_dbg_level & ACPI_LV_NAMES) - || !(acpi_dbg_layer & ACPI_NAMESPACE)) { + /* Check if debug output enabled */ + + if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_NAMES, ACPI_NAMESPACE)) { return; } @@ -107,10 +120,10 @@ void acpi_ns_print_pathname(u32 num_segments, char *pathname) * * FUNCTION: acpi_ns_dump_pathname * - * PARAMETERS: Handle - Object - * Msg - Prefix message - * Level - Desired debug level - * Component - Caller's component ID + * PARAMETERS: handle - Object + * msg - Prefix message + * level - Desired debug level + * component - Caller's component ID * * RETURN: None * @@ -127,7 +140,7 @@ acpi_ns_dump_pathname(acpi_handle handle, char *msg, u32 level, u32 component) /* Do this only if the requested debug level and component are enabled */ - if (!(acpi_dbg_level & level) || !(acpi_dbg_layer & component)) { + if (!ACPI_IS_DEBUG_ENABLED(level, component)) { return_VOID; } @@ -143,8 +156,8 @@ acpi_ns_dump_pathname(acpi_handle handle, char *msg, u32 level, u32 component) * FUNCTION: acpi_ns_dump_one_object * * PARAMETERS: obj_handle - Node to be dumped - * Level - Nesting level of the handle - * Context - Passed into walk_namespace + * level - Nesting level of the handle + * context - Passed into walk_namespace * return_value - Not used * * RETURN: Status @@ -209,14 +222,6 @@ acpi_ns_dump_one_object(acpi_handle obj_handle, "Invalid ACPI Object Type 0x%08X", type)); } - if (!acpi_ut_valid_acpi_name(this_node->name.integer)) { - this_node->name.integer = - acpi_ut_repair_name(this_node->name.ascii); - - ACPI_WARNING((AE_INFO, "Invalid ACPI Name %08X", - this_node->name.integer)); - } - acpi_os_printf("%4.4s", acpi_ut_get_node_name(this_node)); } @@ -242,7 +247,22 @@ acpi_ns_dump_one_object(acpi_handle obj_handle, if (!obj_desc) { - /* No attached object, we are done */ + /* 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); @@ -251,7 +271,7 @@ acpi_ns_dump_one_object(acpi_handle obj_handle, switch (type) { case ACPI_TYPE_PROCESSOR: - acpi_os_printf("ID %X Len %.4X Addr %p\n", + acpi_os_printf("ID %02X Len %02X Addr %p\n", obj_desc->processor.proc_id, obj_desc->processor.length, ACPI_CAST_PTR(void, @@ -426,6 +446,7 @@ acpi_ns_dump_one_object(acpi_handle obj_handle, break; default: + break; } break; @@ -560,39 +581,46 @@ acpi_ns_dump_one_object(acpi_handle obj_handle, 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: +cleanup: acpi_os_printf("\n"); return (AE_OK); } @@ -602,7 +630,7 @@ acpi_ns_dump_one_object(acpi_handle obj_handle, * * FUNCTION: acpi_ns_dump_objects * - * PARAMETERS: Type - Object type to be dumped + * 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. @@ -654,11 +682,141 @@ acpi_ns_dump_objects(acpi_object_type type, } #endif /* ACPI_FUTURE_USAGE */ +#ifdef ACPI_FUTURE_USAGE +/******************************************************************************* + * + * 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_external_pathname(node); + + 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); +} +#endif /* ACPI_FUTURE_USAGE */ + /******************************************************************************* * * FUNCTION: acpi_ns_dump_entry * - * PARAMETERS: Handle - Node to be dumped + * PARAMETERS: handle - Node to be dumped * debug_level - Output level * * RETURN: None @@ -687,7 +845,7 @@ void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level) * * 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 + * max_depth - Maximum depth of dump. Use INT_MAX * for an effectively unlimited depth. * * RETURN: None @@ -724,5 +882,5 @@ void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth) ACPI_OWNER_ID_MAX, search_handle); return_VOID; } -#endif /* _ACPI_ASL_COMPILER */ -#endif /* defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) */ +#endif +#endif |