nsdump.c

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

			return (AE_OK);
		}

		ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, "(R%d)",
				obj_desc->common.reference_count));

		switch (type) {

		case ACPI_TYPE_METHOD:

			/* Name is a Method and its AML offset/length are set */

			ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, " M:%p-%X\n",
					 obj_desc->method.aml_start,
					 obj_desc->method.aml_length));

			break;


		case ACPI_TYPE_INTEGER:

			ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, " N:%X%X\n",
					 HIDWORD(obj_desc->integer.value),
					 LODWORD(obj_desc->integer.value)));
			break;


		case ACPI_TYPE_STRING:

			ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, " S:%p-%X\n",
					 obj_desc->string.pointer,
					 obj_desc->string.length));
			break;


		case ACPI_TYPE_BUFFER:

			ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, " B:%p-%X\n",
					 obj_desc->buffer.pointer,
					 obj_desc->buffer.length));
			break;


		default:

			ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, "\n"));
			break;
		}
		break;
	}

	/* If debug turned off, done */

	if (!(acpi_dbg_level & ACPI_LV_VALUES)) {
		return (AE_OK);
	}


	/* If there is an attached object, display it */

	obj_desc = this_node->object;

	/* Dump attached objects */

	while (obj_desc) {
		obj_type = INTERNAL_TYPE_INVALID;

		/* Decode the type of attached object and dump the contents */

		ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, "        Attached Object %p: ", obj_desc));

		if (VALID_DESCRIPTOR_TYPE (obj_desc, ACPI_DESC_TYPE_NAMED)) {
			ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, "(Ptr to Node)\n"));
			bytes_to_dump = sizeof (acpi_namespace_node);
		}


		else if (VALID_DESCRIPTOR_TYPE (obj_desc, ACPI_DESC_TYPE_INTERNAL)) {
			obj_type = obj_desc->common.type;

			if (obj_type > INTERNAL_TYPE_MAX) {
				ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, "(Ptr to ACPI Object type %X [UNKNOWN])\n", obj_type));
				bytes_to_dump = 32;
			}

			else {
				ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, "(Ptr to ACPI Object type %2.2X [%s])\n",
						   obj_type, acpi_ut_get_type_name (obj_type)));
				bytes_to_dump = sizeof (acpi_operand_object);
			}
		}

		else {
			ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, "(String or Buffer - not descriptor)\n"));
			bytes_to_dump = 16;
		}

		DUMP_BUFFER (obj_desc, bytes_to_dump);

		/* If value is NOT an internal object, we are done */

		if (VALID_DESCRIPTOR_TYPE (obj_desc, ACPI_DESC_TYPE_NAMED)) {
			goto cleanup;
		}

		/*
		 * Valid object, get the pointer to next level, if any
		 */
		switch (obj_type) {
		case ACPI_TYPE_STRING:
			obj_desc = (acpi_operand_object *) obj_desc->string.pointer;
			break;

		case ACPI_TYPE_BUFFER:
			obj_desc = (acpi_operand_object *) obj_desc->buffer.pointer;
			break;

		case ACPI_TYPE_BUFFER_FIELD:
			obj_desc = (acpi_operand_object *) obj_desc->buffer_field.buffer_obj;
			break;

		case ACPI_TYPE_PACKAGE:
			obj_desc = (acpi_operand_object *) obj_desc->package.elements;
			break;

		case ACPI_TYPE_METHOD:
			obj_desc = (acpi_operand_object *) obj_desc->method.aml_start;
			break;

		case INTERNAL_TYPE_REGION_FIELD:
			obj_desc = (acpi_operand_object *) obj_desc->field.region_obj;
			break;

		case INTERNAL_TYPE_BANK_FIELD:
			obj_desc = (acpi_operand_object *) obj_desc->bank_field.region_obj;
			break;

		case INTERNAL_TYPE_INDEX_FIELD:
			obj_desc = (acpi_operand_object *) obj_desc->index_field.index_obj;
			break;

	   default:
			goto cleanup;
		}

		obj_type = INTERNAL_TYPE_INVALID;    /* Terminate loop after next pass */
	}

cleanup:
	ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, "\n"));
	return (AE_OK);
}


/*******************************************************************************
 *
 * FUNCTION:    Acpi_ns_dump_objects
 *
 * PARAMETERS:  Type                - Object type to be dumped
 *              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
 *
 * DESCRIPTION: Dump typed objects within the loaded namespace.
 *              Uses Acpi_ns_walk_namespace in conjunction with Acpi_ns_dump_one_object.
 *
 ******************************************************************************/

void
acpi_ns_dump_objects (
	acpi_object_type8       type,
	u8                      display_type,
	u32                     max_depth,
	u32                     owner_id,
	acpi_handle             start_handle)
{
	acpi_walk_info          info;


	FUNCTION_ENTRY ();


	info.debug_level = ACPI_LV_TABLES;
	info.owner_id = owner_id;
	info.display_type = display_type;


	acpi_ns_walk_namespace (type, start_handle, max_depth, NS_WALK_NO_UNLOCK, acpi_ns_dump_one_object,
			   (void *) &info, NULL);
}


#ifndef _ACPI_ASL_COMPILER
/*******************************************************************************
 *
 * FUNCTION:    Acpi_ns_dump_one_device
 *
 * PARAMETERS:  Handle              - Node to be dumped
 *              Level               - Nesting level of the handle
 *              Context             - Passed into Walk_namespace
 *
 * DESCRIPTION: Dump a single Node that represents a device
 *              This procedure is a User_function called by Acpi_ns_walk_namespace.
 *
 ******************************************************************************/

acpi_status
acpi_ns_dump_one_device (
	acpi_handle             obj_handle,
	u32                     level,
	void                    *context,
	void                    **return_value)
{
	acpi_device_info        info;
	acpi_status             status;
	u32                     i;


	PROC_NAME ("Ns_dump_one_device");


	status = acpi_ns_dump_one_object (obj_handle, level, context, return_value);

	status = acpi_get_object_info (obj_handle, &info);
	if (ACPI_SUCCESS (status)) {
		for (i = 0; i < level; i++) {
			ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, " "));
		}

		ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, "    HID: %s, ADR: %8.8X%8.8X, Status: %x\n",
				  info.hardware_id, HIDWORD(info.address), LODWORD(info.address), info.current_status));
	}

	return (status);
}


/*******************************************************************************
 *
 * FUNCTION:    Acpi_ns_dump_root_devices
 *
 * PARAMETERS:  None
 *
 * DESCRIPTION: Dump all objects of type "device"
 *
 ******************************************************************************/

void
acpi_ns_dump_root_devices (void)
{
	acpi_handle             sys_bus_handle;


	PROC_NAME ("Ns_dump_root_devices");


	/* Only dump the table if tracing is enabled */

	if (!(ACPI_LV_TABLES & acpi_dbg_level)) {
		return;
	}

	acpi_get_handle (0, NS_SYSTEM_BUS, &sys_bus_handle);

	ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "Display of all devices in the namespace:\n"));
	acpi_ns_walk_namespace (ACPI_TYPE_DEVICE, sys_bus_handle, ACPI_UINT32_MAX, NS_WALK_NO_UNLOCK,
			   acpi_ns_dump_one_device, NULL, NULL);
}

#endif

/*******************************************************************************
 *
 * FUNCTION:    Acpi_ns_dump_tables
 *
 * 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
 *                                    for an effectively unlimited depth.
 *
 * DESCRIPTION: Dump the name space, or a portion of it.
 *
 ******************************************************************************/

void
acpi_ns_dump_tables (
	acpi_handle             search_base,
	u32                     max_depth)
{
	acpi_handle             search_handle = search_base;


	FUNCTION_TRACE ("Ns_dump_tables");


	if (!acpi_gbl_root_node) {
		/*
		 * If the name space has not been initialized,
		 * there is nothing to dump.
		 */
		ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "name space not initialized!\n"));
		return_VOID;
	}

	if (NS_ALL == search_base) {
		/*  entire namespace    */

		search_handle = acpi_gbl_root_node;
		ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "\\\n"));
	}


	acpi_ns_dump_objects (ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth,
			ACPI_UINT32_MAX, search_handle);
	return_VOID;
}


/*******************************************************************************
 *
 * FUNCTION:    Acpi_ns_dump_entry
 *
 * PARAMETERS:  Handle              - Node to be dumped
 *              Debug_level         - Output level
 *
 * DESCRIPTION: Dump a single Node
 *
 ******************************************************************************/

void
acpi_ns_dump_entry (
	acpi_handle             handle,
	u32                     debug_level)
{
	acpi_walk_info          info;


	FUNCTION_ENTRY ();


	info.debug_level = debug_level;
	info.owner_id = ACPI_UINT32_MAX;

	acpi_ns_dump_one_object (handle, 1, &info, NULL);
}

#endif