Symbol: VIRTIO_CONFIG1_DEVICE_FEATURE_SELECT
sys/dev/pci/virtio_pci.c
841
bus_space_write_4(iot, ioh, VIRTIO_CONFIG1_DEVICE_FEATURE_SELECT, 0);
sys/dev/pci/virtio_pci.c
843
bus_space_write_4(iot, ioh, VIRTIO_CONFIG1_DEVICE_FEATURE_SELECT, 1);