Module config

VirtIO configuration and feature flags.

Reference

NETWORK_IMPL_GUIDE.md §4.4, VirtIO Spec §5.1.3

Modules

• features
  VirtIO feature bits.
• status
  VirtIO device status bits.

Structs

• VirtioConfig
  VirtIO driver configuration.

Enums

• FeatureError
  Feature negotiation error.

Constants

• DESIRED_FEATURES
  Desired features (use if available).
• FORBIDDEN_FEATURES
  Forbidden features (never negotiate).
• REQUIRED_FEATURES
  Required features (device must support, else reject).
• VIRTIO_NET_DEVICE_IDS
  VirtIO-net PCI device IDs.
• VIRTIO_VENDOR_ID
  VirtIO PCI vendor ID.

Functions

• is_virtio_net
  Check if PCI device is VirtIO-net.
• negotiate_features
  Negotiate features with device.