Struct VirtioConsole 

pub struct VirtioConsole { /* private fields */ }

VirtIO console device.

Implementations

impl VirtioConsole

pub const FEATURE_SIZE: u64

Feature: Console size.

pub const FEATURE_MULTIPORT: u64

Feature: Multiport.

pub const FEATURE_EMERG_WRITE: u64

Feature: Emergency write.

pub const FEATURE_VERSION_1: u64

VirtIO 1.0 feature.

pub fn new(config: ConsoleConfig) -> Self

Creates a new console device.

pub fn with_stdio() -> Self

Creates a console with standard I/O.

pub fn set_io(&mut self, io: Arc<Mutex<dyn ConsoleIo>>)

Sets the console I/O handler.

pub fn queue_input(&mut self, data: &[u8]) -> Result<()>

Queues input data to be read by the guest.

Errors

Returns an error if the console is not active.

pub fn read_output(&mut self) -> Vec<u8>

Reads output data written by the guest.

pub fn process_tx_queue(&mut self, memory: &[u8]) -> Result<Vec<(u16, u32)>>

Processes the transmit queue.

Errors

Returns an error if processing fails.

pub fn rx_available(&self) -> usize

Gets the number of bytes available for RX.

Trait Implementations

impl VirtioDevice for VirtioConsole

fn device_id(&self) -> VirtioDeviceId

Returns the device type ID.

fn features(&self) -> u64

Returns the device features.

fn ack_features(&mut self, features: u64)

Acknowledges features from the driver.

fn read_config(&self, offset: u64, data: &mut [u8])

Reads from the device configuration space.

fn write_config(&mut self, offset: u64, data: &[u8])

Writes to the device configuration space.

fn activate(&mut self) -> Result<()>

Activates the device.

fn reset(&mut self)

Resets the device.

fn process_queue( &mut self, queue_idx: u16, memory: &mut [u8], queue_config: &QueueConfig, ) -> Result<Vec<(u16, u32)>>

Processes pending buffers in the specified queue.