1 use crate::{driver::tty::tty_device::tty_init, syscall::SystemError}; 2 3 use super::{ 4 class::classes_init, 5 cpu::cpu_device_manager, 6 device::{bus::buses_init, init::devices_init}, 7 firmware::firmware_init, 8 hypervisor::hypervisor_init, 9 platform::platform_bus_init, 10 }; 11 12 pub(super) fn driver_init() -> Result<(), SystemError> { 13 devices_init()?; 14 buses_init()?; 15 classes_init()?; 16 firmware_init()?; 17 hypervisor_init()?; 18 platform_bus_init()?; 19 cpu_device_manager().init()?; 20 21 // 至此，已完成设备驱动模型的初始化 22 // 接下来，初始化设备 23 actual_device_init()?; 24 return Ok(()); 25 } 26 27 fn actual_device_init() -> Result<(), SystemError> { 28 tty_init()?; 29 30 return Ok(()); 31 } 32