Struct Pl011 

pub struct Pl011 { /* private fields */ }

PL011 UART 驱动结构体

Implementations

impl Pl011

pub fn new_no_clock(base: NonNull<u8>) -> Self

创建新的 PL011 实例（仅基地址，使用默认配置）

Arguments

• base - UART 寄存器基地址

pub fn new(base: NonNull<u8>, clock_freq: u32) -> Self

pub fn new_boxed(base: NonNull<u8>, clock_freq: u32) -> BSerial

pub fn task_tx(&mut self) -> Option<Sender>

pub fn task_rx(&mut self) -> Option<Reciever>

impl Pl011

pub fn enable_fifo(&self, enable: bool)

启用或禁用 FIFO

pub fn set_fifo_trigger_level(&self, rx_level: u8, tx_level: u8)

设置 FIFO 触发级别

Trait Implementations

impl InterfaceRaw for Pl011

type IrqHandler = Pl011IrqHandler

type Sender = Sender

type Reciever = Reciever

fn name(&self) -> &str

fn set_config(&mut self, config: &Config) -> Result<(), ConfigError>

fn baudrate(&self) -> u32

fn data_bits(&self) -> DataBits

fn stop_bits(&self) -> StopBits

fn parity(&self) -> Parity

fn open(&mut self)

fn close(&mut self)

fn clock_freq(&self) -> Option<NonZeroU32>

fn enable_loopback(&mut self)

启用回环模式

fn disable_loopback(&mut self)

禁用回环模式

fn is_loopback_enabled(&self) -> bool

检查回环模式是否启用

fn set_irq_mask(&mut self, mask: InterruptMask)

设置中断使能掩码

fn get_irq_mask(&self) -> InterruptMask

获取当前中断使能掩码

fn base_addr(&self) -> usize

fn irq_handler(&mut self) -> Option<Self::IrqHandler>

fn take_tx(&mut self) -> Option<Self::Sender>

fn take_rx(&mut self) -> Option<Self::Reciever>

fn set_tx(&mut self, tx: Self::Sender) -> Result<(), SetBackError>

fn set_rx(&mut self, rx: Self::Reciever) -> Result<(), SetBackError>