Struct devices::virtio::vhost::user::device::vvu::pci::virtio_pci_common_cfg

#[repr(C)]
struct virtio_pci_common_cfg {

    device_feature_select: u32,
    device_feature: u32,
    guest_feature_select: u32,
    guest_feature: u32,
    msix_config: u16,
    num_queues: u16,
    device_status: u8,
    config_generation: u8,
    queue_select: u16,
    queue_size: u16,
    queue_msix_vector: u16,
    queue_enable: u16,
    queue_notify_off: u16,
    queue_desc_lo: u32,
    queue_desc_hi: u32,
    queue_avail_lo: u32,
    queue_avail_hi: u32,
    queue_used_lo: u32,
    queue_used_hi: u32,
}

VirtIO spec: 4.1.4.3 Common configuration structure layout

Fields

device_feature_select: u32

device_feature: u32

guest_feature_select: u32

guest_feature: u32

msix_config: u16

num_queues: u16

device_status: u8

config_generation: u8

queue_select: u16

queue_size: u16

queue_msix_vector: u16

queue_enable: u16

queue_notify_off: u16

queue_desc_lo: u32

queue_desc_hi: u32

queue_avail_lo: u32

queue_avail_hi: u32

queue_used_lo: u32

queue_used_hi: u32

Trait Implementations

impl AsBytes for virtio_pci_common_cfg

fn as_bytes(&self) -> &[u8]

Gets the bytes of this value.

fn as_bytes_mut(&mut self) -> &mut [u8] where
    Self: FromBytes,

Gets the bytes of this value mutably.

fn write_to<B>(&self, bytes: B) -> Option<()>where
    B: ByteSliceMut,

Writes a copy of self to bytes.

fn write_to_prefix<B>(&self, bytes: B) -> Option<()>where
    B: ByteSliceMut,

Writes a copy of self to the prefix of bytes.

fn write_to_suffix<B>(&self, bytes: B) -> Option<()>where
    B: ByteSliceMut,

Writes a copy of self to the suffix of bytes.

impl Clone for virtio_pci_common_cfg

fn clone(&self) -> virtio_pci_common_cfg

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for virtio_pci_common_cfg

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

Formats the value using the given formatter.

impl Default for virtio_pci_common_cfg

fn default() -> virtio_pci_common_cfg

Returns the “default value” for a type.

impl FromBytes for virtio_pci_common_cfg

fn read_from<B>(bytes: B) -> Option<Self>where
    B: ByteSlice,
    Self: Sized,

Reads a copy of Self from bytes.

fn read_from_prefix<B>(bytes: B) -> Option<Self>where
    B: ByteSlice,
    Self: Sized,

Reads a copy of Self from the prefix of bytes.

fn read_from_suffix<B>(bytes: B) -> Option<Self>where
    B: ByteSlice,
    Self: Sized,

Reads a copy of Self from the suffix of bytes.

fn new_zeroed() -> Selfwhere
    Self: Sized,

Creates an instance of Self from zeroed bytes.

impl Copy for virtio_pci_common_cfg