acpi/acpica/dswexec.c

48  * PARAMETERS:  walk_state      - Current state of the parse tree walk
58 acpi_ds_get_predicate_value(struct acpi_walk_state *walk_state,
65 	ACPI_FUNCTION_TRACE_PTR(ds_get_predicate_value, walk_state);
67 	walk_state->control_state->common.state = 0;
70 		status = acpi_ds_result_pop(&obj_desc, walk_state);
78 		status = acpi_ds_create_operand(walk_state, walk_state->op, 0);
84 		    acpi_ex_resolve_to_value(&walk_state->operands[0],
85 					     walk_state);
90 		obj_desc = walk_state->operands[0];
96 			    obj_desc, walk_state));
114 			    obj_desc, walk_state, obj_desc->common.type));
129 		walk_state->control_state->common.value = TRUE;
135 		walk_state->control_state->common.value = FALSE;
141 	(void)acpi_ds_do_implicit_return(local_obj_desc, walk_state, TRUE);
147 			  walk_state->control_state->common.value,
148 			  walk_state->op));
152 	acpi_db_display_result_object(local_obj_desc, walk_state);
163 	walk_state->control_state->common.state = ACPI_CONTROL_NORMAL;
171  * PARAMETERS:  walk_state      - Current state of the parse tree walk
183 acpi_ds_exec_begin_op(struct acpi_walk_state *walk_state,
190 	ACPI_FUNCTION_TRACE_PTR(ds_exec_begin_op, walk_state);
192 	op = walk_state->op;
194 		status = acpi_ds_load2_begin_op(walk_state, out_op);
200 		walk_state->op = op;
201 		walk_state->opcode = op->common.aml_opcode;
202 		walk_state->op_info =
205 		if (acpi_ns_opens_scope(walk_state->op_info->object_type)) {
208 					  acpi_ut_get_type_name(walk_state->
213 			status = acpi_ds_scope_stack_pop(walk_state);
220 	if (op == walk_state->origin) {
233 	if ((walk_state->control_state) &&
234 	    (walk_state->control_state->common.state ==
238 				  op, walk_state));
240 		walk_state->control_state->common.state =
245 		walk_state->control_state->control.predicate_op = op;
248 	opcode_class = walk_state->op_info->class;
262 		status = acpi_ds_exec_begin_control_op(walk_state, op);
267 		if (walk_state->walk_type & ACPI_WALK_METHOD) {
281 				    acpi_ds_load2_begin_op(walk_state, NULL);
286 							     type, walk_state);
309 	status = acpi_ds_method_error(status, walk_state);
317  * PARAMETERS:  walk_state      - Current state of the parse tree walk
327 acpi_status acpi_ds_exec_end_op(struct acpi_walk_state *walk_state)
340 	ACPI_FUNCTION_TRACE_PTR(ds_exec_end_op, walk_state);
342 	op = walk_state->op;
343 	op_type = walk_state->op_info->type;
344 	op_class = walk_state->op_info->class;
356 	walk_state->num_operands = 0;
357 	walk_state->operand_index = 0;
358 	walk_state->return_desc = NULL;
359 	walk_state->result_obj = NULL;
363 	status = acpi_db_single_step(walk_state, op, op_class);
373 		if (walk_state->opcode == AML_INT_NAMEPATH_OP) {
374 			status = acpi_ds_evaluate_name_path(walk_state);
385 		status = acpi_ds_create_operands(walk_state, first_arg);
395 		if (!(walk_state->op_info->flags & AML_NO_OPERAND_RESOLVE) &&
396 		    (walk_state->op_info->flags & AML_HAS_ARGS)) {
400 			status = acpi_ex_resolve_operands(walk_state->opcode,
401 							  &(walk_state->
403 							    [walk_state->
405 							  walk_state);
415 			    acpi_gbl_op_type_dispatch[op_type] (walk_state);
422 			    (walk_state->opcode == AML_STORE_OP) &&
423 			    (walk_state->operands[0]->common.type ==
425 			    && (walk_state->operands[1]->common.type ==
427 			    && (walk_state->operands[0]->reference.class ==
428 				walk_state->operands[1]->reference.class)
429 			    && (walk_state->operands[0]->reference.value ==
430 				walk_state->operands[1]->reference.value)) {
436 						(walk_state->opcode)));
442 		acpi_ds_clear_operands(walk_state);
448 		if (ACPI_SUCCESS(status) && walk_state->result_obj) {
450 			    acpi_ds_result_push(walk_state->result_obj,
451 						walk_state);
462 			status = acpi_ds_exec_end_control_op(walk_state, op);
505 			status = acpi_ds_create_operands(walk_state, next_op);
515 			status = acpi_ds_resolve_operands(walk_state);
520 				acpi_ds_clear_operands(walk_state);
542 			status = acpi_ds_load2_end_op(walk_state);
548 			    acpi_ds_eval_buffer_field_operands(walk_state, op);
590 				walk_state->operands[0] = (void *)
592 				walk_state->num_operands = 1;
594 				status = acpi_ds_create_node(walk_state,
608 				    (walk_state, op,
618 				    (walk_state, op, NULL);
626 			if (walk_state->result_obj) {
628 				    acpi_ds_result_push(walk_state->result_obj,
629 							walk_state);
638 			status = acpi_ds_load2_end_op(walk_state);
649 				    acpi_ds_eval_region_operands(walk_state,
661 				    (walk_state, op);
671 				    acpi_ds_eval_bank_field_operands(walk_state,
689 					  walk_state->opcode, op));
709 	(void)acpi_ex_truncate_for32bit_table(walk_state->result_obj);
716 	    (walk_state->control_state) &&
717 	    (walk_state->control_state->common.state ==
719 	    (walk_state->control_state->control.predicate_op == op)) {
721 		    acpi_ds_get_predicate_value(walk_state,
722 						walk_state->result_obj);
723 		walk_state->result_obj = NULL;
728 	if (walk_state->result_obj) {
732 		acpi_db_display_result_object(walk_state->result_obj,
733 					      walk_state);
740 		acpi_ds_delete_result_if_not_used(op, walk_state->result_obj,
741 						  walk_state);
745 	if (walk_state->parser_state.aml == walk_state->parser_state.aml_end) {
746 		acpi_db_method_end(walk_state);
753 		status = acpi_ds_method_error(status, walk_state);
758 	walk_state->num_operands = 0;