Struct SriovDevice 

pub struct SriovDevice {
    pub pf_address: PciAddress,
    pub capability: SriovCapability,
    pub vfs: Vec<VirtualFunction>,
    pub vfs_enabled: bool,
}

An SR-IOV physical function with its virtual functions

Fields

pf_address: PciAddress

PCI address of the physical function

capability: SriovCapability

Parsed SR-IOV capability

vfs: Vec<VirtualFunction>

Virtual functions

vfs_enabled: bool

Whether VFs are currently enabled

Implementations

impl SriovDevice

pub fn new(pf_address: PciAddress, capability: SriovCapability) -> Self

Create a new SR-IOV device from a PF and capability

pub fn parse_capability( pf_address: PciAddress, data: &[u8], offset: u16, ) -> Result<Self, VmError>

Parse capability from config space data

pub fn enable_vfs(&mut self, num_vfs: u16) -> Result<(), VmError>

Enable VFs (creates VF entries)

pub fn disable_vfs(&mut self)

Disable all VFs

pub fn assign_vf(&mut self, vf_index: u16, vm_id: u32) -> Result<(), VmError>

Assign a VF to a VM

pub fn unassign_vf(&mut self, vf_index: u16) -> Result<(), VmError>

Unassign a VF from its VM

pub fn vf(&self, vf_index: u16) -> Option<&VirtualFunction>

Get a VF by index

pub fn num_enabled_vfs(&self) -> usize

Get number of enabled VFs

pub fn num_assigned_vfs(&self) -> usize

Get number of assigned VFs

pub fn available_vfs(&self) -> Vec<u16>

List available (unassigned) VFs