Expand description
Legacy virtio PCI register offsets (I/O space via BAR0)
Constants§
- DEVICE_
CONFIG - Start of device-specific configuration space
- DEVICE_
FEATURES - Device features (read-only, 32-bit)
- DEVICE_
STATUS - Device status (8-bit)
- GUEST_
FEATURES - Guest (driver) features (read/write, 32-bit)
- ISR_
STATUS - ISR status (8-bit, read clears)
- QUEUE_
ADDRESS - Queue address (PFN of virtqueue, 32-bit)
- QUEUE_
NOTIFY - Queue notify (16-bit, write kicks the selected queue)
- QUEUE_
SELECT - Queue select (16-bit, write selects active queue)
- QUEUE_
SIZE - Queue size (number of entries, 16-bit, read-only)