Struct PciBusCfgAccessHandler 

pub struct PciBusCfgAccessHandler { /* private fields */ }

A handler for managing PCI config space accesses to downstream devices.

Implementations

impl PciBusCfgAccessHandler

pub fn new() -> Self

Creates an empty deferred-access tracker.

pub fn is_empty(&self) -> bool

Returns whether there are no deferred accesses pending.

pub fn read( &mut self, addr: PciConfigAddress, inline_completion_value: ByteEnabledDwordRead<'_>, callbacks: &mut impl PciBusCfgAccessCallbacks, ) -> IoResult

Handles a config space read request.

pub fn write( &mut self, addr: PciConfigAddress, value: ByteEnabledDwordWrite, callbacks: &mut impl PciBusCfgAccessCallbacks, ) -> IoResult

Handles a config space write request.

pub fn poll(&mut self, cx: &mut Context<'_>)

Polls pending accesses and keeps any that are still incomplete.

Trait Implementations

impl Default for PciBusCfgAccessHandler

fn default() -> PciBusCfgAccessHandler

Returns the “default value” for a type.

impl Inspect for PciBusCfgAccessHandler

fn inspect(&self, req: Request<'_>)

Inspects the object.