Struct UhciTd 

#[repr(C)]
pub struct UhciTd {
    pub link_pointer: u32,
    pub control_status: u32,
    pub token: u32,
    pub buffer_pointer: u32,
}

UHCI Transfer Descriptor

Fields

link_pointer: u32

Link pointer to next TD or QH

control_status: u32

Control and status

token: u32

Token (PID, device address, endpoint, data toggle)

buffer_pointer: u32

Buffer pointer

Implementations

impl UhciTd

pub const fn new() -> Self

pub fn setup_packet( &mut self, device_addr: u8, endpoint: u8, data_toggle: bool, max_len: u16, )

Set up a SETUP packet TD

pub fn in_packet( &mut self, device_addr: u8, endpoint: u8, data_toggle: bool, max_len: u16, )

Set up an IN packet TD

pub fn out_packet( &mut self, device_addr: u8, endpoint: u8, data_toggle: bool, max_len: u16, )

Set up an OUT packet TD

pub fn is_active(&self) -> bool

Check if TD is still active

pub fn has_error(&self) -> bool

Check if TD completed with error

pub fn actual_length(&self) -> u16

Get actual length transferred

Trait Implementations

impl Clone for UhciTd

fn clone(&self) -> UhciTd

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for UhciTd

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for UhciTd

fn default() -> Self

Returns the “default value” for a type.

impl Copy for UhciTd