Struct ReadOnlyCapability 

pub struct ReadOnlyCapability<T> { /* private fields */ }

Helper to define a read-only PciCapability from an [IntoBytes] type.

Implementations

impl<T: IntoBytes + Immutable + KnownLayout> ReadOnlyCapability<T>

pub fn new(label: impl Into<String>, data: T) -> Self

Create a new ReadOnlyCapability with VENDOR_SPECIFIC capability ID

pub fn new_with_capability_id( label: impl Into<String>, capability_id: CapabilityId, data: T, ) -> Self

Create a new ReadOnlyCapability with a specific capability ID

Trait Implementations

impl<T: Debug> Debug for ReadOnlyCapability<T>

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

Formats the value using the given formatter.

impl<T: Debug> Inspect for ReadOnlyCapability<T>

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

Inspects the object.

impl<T> PciCapability for ReadOnlyCapability<T>

where T: IntoBytes + Send + Sync + Debug + Immutable + KnownLayout + 'static,

fn label(&self) -> &str

A descriptive label for use in Save/Restore + Inspect output

fn capability_id(&self) -> CapabilityId

Returns the PCI capability ID for this capability

fn len(&self) -> usize

Length of the capability structure

fn read_u32(&self, offset: u16) -> u32

Read a u32 at the given offset

fn write_u32(&mut self, offset: u16, val: u32)

Write a u32 at the given offset

fn reset(&mut self)

Reset the capability

fn as_pci_express(&self) -> Option<&PciExpressCapability>

Downcast to PCI Express capability

fn as_pci_express_mut(&mut self) -> Option<&mut PciExpressCapability>

Downcast to PCI Express capability (mutable)

impl<T> SaveRestore for ReadOnlyCapability<T>

type SavedState = NoSavedState

The concrete saved state type.

fn save(&mut self) -> Result<Self::SavedState, SaveError>

Saves the object’s state.

fn restore( &mut self, NoSavedState: Self::SavedState, ) -> Result<(), RestoreError>

Restores the object’s state.