walk_namespace
status_t (*walk_namespace)(acpi_handle busDeviceHandle,
status_t (*walk_namespace)(acpi_device device,
status_t walk_namespace(acpi_handle busDeviceHandle, uint32 objectType,
walk_namespace,
return walk_namespace(device->handle, objectType, maxDepth,
bus->acpi->walk_namespace(bus->device, ACPI_TYPE_DEVICE, 1,
acpi->walk_namespace(acpiDevice, ACPI_TYPE_DEVICE, 1,