diff options
| -rw-r--r-- | drivers/acpi/acpica/acdebug.h | 2 | ||||
| -rw-r--r-- | drivers/acpi/acpica/acstruct.h | 10 | ||||
| -rw-r--r-- | drivers/acpi/acpica/dbinput.c | 20 | ||||
| -rw-r--r-- | drivers/acpi/acpica/dbnames.c | 109 |
4 files changed, 141 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h index 32f2e38c7570..694cf206fa9a 100644 --- a/drivers/acpi/acpica/acdebug.h +++ b/drivers/acpi/acpica/acdebug.h @@ -148,6 +148,8 @@ void acpi_db_find_references(char *object_arg); void acpi_db_get_bus_info(void); +acpi_status acpi_db_display_fields(u32 address_space_id); + /* * dbdisply - debug display commands */ diff --git a/drivers/acpi/acpica/acstruct.h b/drivers/acpi/acpica/acstruct.h index 218ff4c8b817..2043dff370b1 100644 --- a/drivers/acpi/acpica/acstruct.h +++ b/drivers/acpi/acpica/acstruct.h @@ -192,6 +192,16 @@ struct acpi_device_walk_info { u32 num_INI; }; +/* Info used by Acpi acpi_db_display_fields */ + +struct acpi_region_walk_info { + u32 debug_level; + u32 count; + acpi_owner_id owner_id; + u8 display_type; + u32 address_space_id; +}; + /* TBD: [Restructure] Merge with struct above */ struct acpi_walk_info { diff --git a/drivers/acpi/acpica/dbinput.c b/drivers/acpi/acpica/dbinput.c index 95738313916b..44d6d7246e6e 100644 --- a/drivers/acpi/acpica/dbinput.c +++ b/drivers/acpi/acpica/dbinput.c @@ -50,6 +50,7 @@ enum acpi_ex_debugger_commands { CMD_EVALUATE, CMD_EXECUTE, CMD_EXIT, + CMD_FIELDS, CMD_FIND, CMD_GO, CMD_HANDLERS, @@ -127,6 +128,7 @@ static const struct acpi_db_command_info acpi_gbl_db_commands[] = { {"EVALUATE", 1}, {"EXECUTE", 1}, {"EXIT", 0}, + {"FIELDS", 1}, {"FIND", 1}, {"GO", 0}, {"HANDLERS", 0}, @@ -200,6 +202,8 @@ static const struct acpi_db_command_help acpi_gbl_db_command_help[] = { "Find ACPI name(s) with wildcards\n"}, {1, " Integrity", "Validate namespace integrity\n"}, {1, " Methods", "Display list of loaded control methods\n"}, + {1, " Fields <AddressSpaceId>", + "Display list of loaded field units by space ID\n"}, {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"}, {1, " Notify <Object> <Value>", "Send a notification on Object\n"}, @@ -674,6 +678,7 @@ acpi_db_command_dispatch(char *input_buffer, union acpi_parse_object *op) { u32 temp; + u64 temp64; u32 command_index; u32 param_count; char *command_line; @@ -789,6 +794,21 @@ acpi_db_command_dispatch(char *input_buffer, status = acpi_db_find_name_in_namespace(acpi_gbl_db_args[1]); break; + case CMD_FIELDS: + + status = acpi_ut_strtoul64(acpi_gbl_db_args[1], &temp64); + + if (ACPI_FAILURE(status) + || temp64 >= ACPI_NUM_PREDEFINED_REGIONS) { + acpi_os_printf + ("Invalid adress space ID: must be between 0 and %u inclusive\n", + ACPI_NUM_PREDEFINED_REGIONS - 1); + return (AE_OK); + } + + status = acpi_db_display_fields((u32)temp64); + break; + case CMD_GO: acpi_gbl_cm_single_step = FALSE; diff --git a/drivers/acpi/acpica/dbnames.c b/drivers/acpi/acpica/dbnames.c index 63fe30e86807..bce2cfb17356 100644 --- a/drivers/acpi/acpica/dbnames.c +++ b/drivers/acpi/acpica/dbnames.c @@ -10,6 +10,7 @@ #include "acnamesp.h" #include "acdebug.h" #include "acpredef.h" +#include "acinterp.h" #define _COMPONENT ACPI_CA_DEBUGGER ACPI_MODULE_NAME("dbnames") @@ -504,6 +505,81 @@ acpi_db_walk_for_object_counts(acpi_handle obj_handle, /******************************************************************************* * + * FUNCTION: acpi_db_walk_for_fields + * + * PARAMETERS: Callback from walk_namespace + * + * RETURN: Status + * + * DESCRIPTION: Display short info about objects in the namespace + * + ******************************************************************************/ + +static acpi_status +acpi_db_walk_for_fields(acpi_handle obj_handle, + u32 nesting_level, void *context, void **return_value) +{ + union acpi_object *ret_value; + struct acpi_region_walk_info *info = + (struct acpi_region_walk_info *)context; + struct acpi_buffer buffer; + acpi_status status; + struct acpi_namespace_node *node = acpi_ns_validate_handle(obj_handle); + + if (!node) { + return (AE_OK); + } + if (node->object->field.region_obj->region.space_id != + info->address_space_id) { + return (AE_OK); + } + + info->count++; + + /* Get and display the full pathname to this object */ + + buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER; + status = acpi_ns_handle_to_pathname(obj_handle, &buffer, TRUE); + if (ACPI_FAILURE(status)) { + acpi_os_printf("Could Not get pathname for object %p\n", + obj_handle); + return (AE_OK); + } + + acpi_os_printf("%s ", (char *)buffer.pointer); + ACPI_FREE(buffer.pointer); + + buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER; + acpi_evaluate_object(obj_handle, NULL, NULL, &buffer); + + ret_value = (union acpi_object *)buffer.pointer; + switch (ret_value->type) { + case ACPI_TYPE_INTEGER: + + acpi_os_printf("%8.8X%8.8X", + ACPI_FORMAT_UINT64(ret_value->integer.value)); + break; + + case ACPI_TYPE_BUFFER: + + acpi_ut_dump_buffer(ret_value->buffer.pointer, + ret_value->buffer.length, + DB_DISPLAY_DATA_ONLY | DB_BYTE_DISPLAY, 0); + break; + + default: + + break; + } + acpi_os_printf("\n"); + + ACPI_FREE(buffer.pointer); + + return (AE_OK); +} + +/******************************************************************************* + * * FUNCTION: acpi_db_walk_for_specific_objects * * PARAMETERS: Callback from walk_namespace @@ -630,6 +706,39 @@ acpi_status acpi_db_display_objects(char *obj_type_arg, char *display_count_arg) /******************************************************************************* * + * FUNCTION: acpi_db_display_fields + * + * PARAMETERS: obj_type_arg - Type of object to display + * display_count_arg - Max depth to display + * + * RETURN: None + * + * DESCRIPTION: Display objects in the namespace of the requested type + * + ******************************************************************************/ + +acpi_status acpi_db_display_fields(u32 address_space_id) +{ + struct acpi_region_walk_info info; + + info.count = 0; + info.owner_id = ACPI_OWNER_ID_MAX; + info.debug_level = ACPI_UINT32_MAX; + info.display_type = ACPI_DISPLAY_SUMMARY | ACPI_DISPLAY_SHORT; + info.address_space_id = address_space_id; + + /* Walk the namespace from the root */ + + (void)acpi_walk_namespace(ACPI_TYPE_LOCAL_REGION_FIELD, + ACPI_ROOT_OBJECT, ACPI_UINT32_MAX, + acpi_db_walk_for_fields, NULL, (void *)&info, + NULL); + + return (AE_OK); +} + +/******************************************************************************* + * * FUNCTION: acpi_db_integrity_walk * * PARAMETERS: Callback from walk_namespace |