dbdisply.c

内核linux2.4.20,可跟rtlinux3.2打补丁 组成实时linux系统,编译内核

			case AML_ONE_OP:
				acpi_os_printf ("[Const]         One (1)");
				break;

			case AML_REVISION_OP:
				acpi_os_printf ("[Const]         Revision (%X)", ACPI_CA_SUPPORT_LEVEL);
				break;

			case AML_LOCAL_OP:
				acpi_os_printf ("[Local%d]", obj_desc->reference.offset);
				if (walk_state) {
					obj_desc = walk_state->local_variables[obj_desc->reference.offset].object;
					acpi_os_printf (" %p", obj_desc);
					acpi_db_decode_internal_object (obj_desc);
				}
				break;

			case AML_ARG_OP:
				acpi_os_printf ("[Arg%d] ", obj_desc->reference.offset);
				if (walk_state) {
					obj_desc = walk_state->arguments[obj_desc->reference.offset].object;
					acpi_os_printf (" %p", obj_desc);
					acpi_db_decode_internal_object (obj_desc);
				}
				break;

			case AML_DEBUG_OP:
				acpi_os_printf ("[Debug] ");
				break;

			case AML_INDEX_OP:
				acpi_os_printf ("[Index]   ");
				acpi_db_decode_internal_object (obj_desc->reference.object);
				break;

			default:
				break;

			}
			break;

		default:
			acpi_os_printf ("<Obj> ");
			acpi_os_printf ("         ");
			acpi_db_decode_internal_object (obj_desc);
			break;
		}
	}

	else {
		acpi_os_printf ("<Not a valid ACPI Object Descriptor> ");
	}

	acpi_os_printf ("\n");
}


/*******************************************************************************
 *
 * FUNCTION:    Acpi_db_display_method_info
 *
 * PARAMETERS:  Start_op        - Root of the control method parse tree
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display information about the current method
 *
 ******************************************************************************/

void
acpi_db_display_method_info (
	acpi_parse_object       *start_op)
{
	acpi_walk_state         *walk_state;
	acpi_operand_object     *obj_desc;
	acpi_namespace_node     *node;
	acpi_parse_object       *root_op;
	acpi_parse_object       *op;
	const acpi_opcode_info  *op_info;
	u32                     num_ops = 0;
	u32                     num_operands = 0;
	u32                     num_operators = 0;
	u32                     num_remaining_ops = 0;
	u32                     num_remaining_operands = 0;
	u32                     num_remaining_operators = 0;
	u32                     num_args;
	u32                     concurrency;
	u8                      count_remaining = FALSE;


	walk_state = acpi_ds_get_current_walk_state (acpi_gbl_current_walk_list);
	if (!walk_state) {
		acpi_os_printf ("There is no method currently executing\n");
		return;
	}

	obj_desc = walk_state->method_desc;
	node = walk_state->method_node;

	num_args = obj_desc->method.param_count;
	concurrency = obj_desc->method.concurrency;

	acpi_os_printf ("Currently executing control method is [%4.4s]\n", &node->name);
	acpi_os_printf ("%X arguments, max concurrency = %X\n", num_args, concurrency);


	root_op = start_op;
	while (root_op->parent) {
		root_op = root_op->parent;
	}

	op = root_op;

	while (op) {
		if (op == start_op) {
			count_remaining = TRUE;
		}

		num_ops++;
		if (count_remaining) {
			num_remaining_ops++;
		}

		/* Decode the opcode */

		op_info = acpi_ps_get_opcode_info (op->opcode);
		switch (op_info->class) {
		case AML_CLASS_ARGUMENT:
			if (count_remaining) {
				num_remaining_operands++;
			}

			num_operands++;
			break;

		case AML_CLASS_UNKNOWN:
			/* Bad opcode or ASCII character */

			continue;

		default:
			if (count_remaining) {
				num_remaining_operators++;
			}

			num_operators++;
			break;
		}


		op = acpi_ps_get_depth_next (start_op, op);
	}

	acpi_os_printf ("Method contains:     %X AML Opcodes - %X Operators, %X Operands\n",
			 num_ops, num_operators, num_operands);

	acpi_os_printf ("Remaining to execute: %X AML Opcodes - %X Operators, %X Operands\n",
			 num_remaining_ops, num_remaining_operators, num_remaining_operands);
}


/*******************************************************************************
 *
 * FUNCTION:    Acpi_db_display_locals
 *
 * PARAMETERS:  None
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display all locals for the currently running control method
 *
 ******************************************************************************/

void
acpi_db_display_locals (void)
{
	u32                     i;
	acpi_walk_state         *walk_state;
	acpi_operand_object     *obj_desc;
	acpi_namespace_node     *node;


	walk_state = acpi_ds_get_current_walk_state (acpi_gbl_current_walk_list);
	if (!walk_state) {
		acpi_os_printf ("There is no method currently executing\n");
		return;
	}

	obj_desc = walk_state->method_desc;
	node = walk_state->method_node;


	acpi_os_printf ("Local Variables for method [%4.4s]:\n", &node->name);

	for (i = 0; i < MTH_NUM_LOCALS; i++) {
		obj_desc = walk_state->local_variables[i].object;
		acpi_os_printf ("Local%d: ", i);
		acpi_db_display_internal_object (obj_desc, walk_state);
	}
}


/*******************************************************************************
 *
 * FUNCTION:    Acpi_db_display_arguments
 *
 * PARAMETERS:  None
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display all arguments for the currently running control method
 *
 ******************************************************************************/

void
acpi_db_display_arguments (void)
{
	u32                     i;
	acpi_walk_state         *walk_state;
	acpi_operand_object     *obj_desc;
	u32                     num_args;
	u32                     concurrency;
	acpi_namespace_node     *node;


	walk_state = acpi_ds_get_current_walk_state (acpi_gbl_current_walk_list);
	if (!walk_state) {
		acpi_os_printf ("There is no method currently executing\n");
		return;
	}

	obj_desc = walk_state->method_desc;
	node = walk_state->method_node;

	num_args = obj_desc->method.param_count;
	concurrency = obj_desc->method.concurrency;

	acpi_os_printf ("Method [%4.4s] has %X arguments, max concurrency = %X\n", &node->name, num_args, concurrency);

	for (i = 0; i < num_args; i++) {
		obj_desc = walk_state->arguments[i].object;
		acpi_os_printf ("Arg%d: ", i);
		acpi_db_display_internal_object (obj_desc, walk_state);
	}
}


/*******************************************************************************
 *
 * FUNCTION:    Acpi_db_display_results
 *
 * PARAMETERS:  None
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display current contents of a method result stack
 *
 ******************************************************************************/

void
acpi_db_display_results (void)
{
	u32                     i;
	acpi_walk_state         *walk_state;
	acpi_operand_object     *obj_desc;
	u32                     num_results = 0;
	acpi_namespace_node     *node;


	walk_state = acpi_ds_get_current_walk_state (acpi_gbl_current_walk_list);
	if (!walk_state) {
		acpi_os_printf ("There is no method currently executing\n");
		return;
	}

	obj_desc = walk_state->method_desc;
	node = walk_state->method_node;

	if (walk_state->results) {
		num_results = walk_state->results->results.num_results;
	}

	acpi_os_printf ("Method [%4.4s] has %X stacked result objects\n", &node->name, num_results);

	for (i = 0; i < num_results; i++) {
		obj_desc = walk_state->results->results.obj_desc[i];
		acpi_os_printf ("Result%d: ", i);
		acpi_db_display_internal_object (obj_desc, walk_state);
	}
}


/*******************************************************************************
 *
 * FUNCTION:    Acpi_db_display_calling_tree
 *
 * PARAMETERS:  None
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display current calling tree of nested control methods
 *
 ******************************************************************************/

void
acpi_db_display_calling_tree (void)
{
	u32                     i;
	acpi_walk_state         *walk_state;
	acpi_namespace_node     *node;


	walk_state = acpi_ds_get_current_walk_state (acpi_gbl_current_walk_list);
	if (!walk_state) {
		acpi_os_printf ("There is no method currently executing\n");
		return;
	}

	node = walk_state->method_node;

	acpi_os_printf ("Current Control Method Call Tree\n");

	for (i = 0; walk_state; i++) {
		node = walk_state->method_node;

		acpi_os_printf ("  [%4.4s]\n", &node->name);

		walk_state = walk_state->next;
	}
}


/*******************************************************************************
 *
 * FUNCTION:    Acpi_db_display_result_object
 *
 * PARAMETERS:  Obj_desc        - Object to be displayed
 *              Walk_state      - Current walk state
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display the result of an AML opcode
 *
 ******************************************************************************/

void
acpi_db_display_result_object (
	acpi_operand_object     *obj_desc,
	acpi_walk_state         *walk_state)
{

	/* TBD: [Future] We don't always want to display the result.
	 * For now, only display if single stepping
	 * however, this output is very useful in other contexts also
	 */
	if (!acpi_gbl_cm_single_step) {
		return;
	}

	acpi_os_printf ("Result_obj: ");
	acpi_db_display_internal_object (obj_desc, walk_state);
	acpi_os_printf ("\n");
}


/*******************************************************************************
 *
 * FUNCTION:    Acpi_db_display_argument_object
 *
 * PARAMETERS:  Obj_desc        - Object to be displayed
 *              Walk_state      - Current walk state
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display the result of an AML opcode
 *
 ******************************************************************************/

void
acpi_db_display_argument_object (
	acpi_operand_object     *obj_desc,
	acpi_walk_state         *walk_state)
{


	if (!acpi_gbl_cm_single_step) {
		return;
	}

	acpi_os_printf ("Arg_obj: ");
	acpi_db_display_internal_object (obj_desc, walk_state);
}

#endif /* ENABLE_DEBUGGER */