acpi_ev_detach_region(union acpi_operand_object *region_obj,
u8 acpi_ns_is_locked);
+void acpi_ev_associate_reg_method(union acpi_operand_object *region_obj);
+
acpi_status
acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
acpi_adr_space_type space_id);
/*******************************************************************************
*
+ * FUNCTION: acpi_ev_associate_reg_method
+ *
+ * PARAMETERS: region_obj - Region object
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Find and associate _REG method to a region
+ *
+ ******************************************************************************/
+
+void acpi_ev_associate_reg_method(union acpi_operand_object *region_obj)
+{
+ acpi_name *reg_name_ptr = (acpi_name *) METHOD_NAME__REG;
+ struct acpi_namespace_node *method_node;
+ struct acpi_namespace_node *node;
+ union acpi_operand_object *region_obj2;
+ acpi_status status;
+
+ ACPI_FUNCTION_TRACE(ev_associate_reg_method);
+
+ region_obj2 = acpi_ns_get_secondary_object(region_obj);
+ if (!region_obj2) {
+ return_VOID;
+ }
+
+ node = region_obj->region.node->parent;
+
+ /* Find any "_REG" method associated with this region definition */
+
+ status =
+ acpi_ns_search_one_scope(*reg_name_ptr, node, ACPI_TYPE_METHOD,
+ &method_node);
+ if (ACPI_SUCCESS(status)) {
+ /*
+ * The _REG method is optional and there can be only one per region
+ * definition. This will be executed when the handler is attached
+ * or removed
+ */
+ region_obj2->extra.method_REG = method_node;
+ }
+
+ return_VOID;
+}
+
+/*******************************************************************************
+ *
* FUNCTION: acpi_ev_execute_reg_method
*
* PARAMETERS: region_obj - Region object
acpi_adr_space_type space_id;
struct acpi_namespace_node *node;
acpi_status status;
- struct acpi_namespace_node *method_node;
- acpi_name *reg_name_ptr = (acpi_name *) METHOD_NAME__REG;
- union acpi_operand_object *region_obj2;
ACPI_FUNCTION_TRACE_U32(ev_initialize_region, acpi_ns_locked);
return_ACPI_STATUS(AE_OK);
}
- region_obj2 = acpi_ns_get_secondary_object(region_obj);
- if (!region_obj2) {
- return_ACPI_STATUS(AE_NOT_EXIST);
- }
+ acpi_ev_associate_reg_method(region_obj);
+ region_obj->common.flags |= AOPOBJ_OBJECT_INITIALIZED;
node = region_obj->region.node->parent;
space_id = region_obj->region.space_id;
- /* Setup defaults */
-
- region_obj->region.handler = NULL;
- region_obj2->extra.method_REG = NULL;
- region_obj->common.flags &= ~(AOPOBJ_SETUP_COMPLETE);
- region_obj->common.flags |= AOPOBJ_OBJECT_INITIALIZED;
-
- /* Find any "_REG" method associated with this region definition */
-
- status =
- acpi_ns_search_one_scope(*reg_name_ptr, node, ACPI_TYPE_METHOD,
- &method_node);
- if (ACPI_SUCCESS(status)) {
- /*
- * The _REG method is optional and there can be only one per region
- * definition. This will be executed when the handler is attached
- * or removed
- */
- region_obj2->extra.method_REG = method_node;
- }
-
/*
* The following loop depends upon the root Node having no parent
* ie: acpi_gbl_root_node->Parent being set to NULL
* Remember location in AML stream of address & length
* operands since they need to be evaluated at run time.
*/
- region_obj2 = obj_desc->common.next_object;
+ region_obj2 = acpi_ns_get_secondary_object(obj_desc);
region_obj2->extra.aml_start = aml_start;
region_obj2->extra.aml_length = aml_length;
+ region_obj2->extra.method_REG = NULL;
if (walk_state->scope_info) {
region_obj2->extra.scope_node =
walk_state->scope_info->scope.node;
obj_desc->region.address = 0;
obj_desc->region.length = 0;
obj_desc->region.node = node;
+ obj_desc->region.handler = NULL;
+ obj_desc->common.flags &=
+ ~(AOPOBJ_SETUP_COMPLETE | AOPOBJ_OBJECT_INITIALIZED);
/* Install the new region object in the parent Node */