diff options
Diffstat (limited to 'devices/src/virtio/controller.rs')
-rw-r--r-- | devices/src/virtio/controller.rs | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/devices/src/virtio/controller.rs b/devices/src/virtio/controller.rs index c5d2ef4..857bbe8 100644 --- a/devices/src/virtio/controller.rs +++ b/devices/src/virtio/controller.rs @@ -83,6 +83,8 @@ pub enum MsgOnSocketRequest { memory_params: MemoryParams, }, + Features, + AckFeatures(u64), Activate { @@ -125,6 +127,7 @@ impl From<BincodeRequest> for Request { #[derive(Debug, MsgOnSocket)] pub enum MsgOnSocketResponse { + Features(u64), Reset(bool), Kill, } @@ -321,7 +324,16 @@ impl VirtioDevice for Controller { } fn features(&self) -> u64 { - 1 << VIRTIO_WL_F_TRANS_FLAGS | 1 << VIRTIO_F_VERSION_1 + if let Err(e) = self.socket.send(MsgOnSocketRequest::Features) { + panic!("failed to send Features: {}", e); + } + + match self.socket.recv_msg_on_socket() { + Ok(MsgOnSocketResponse::Features(features)) => features, + response => { + panic!("bad response to Reset: {:?}", response); + } + } } fn ack_features(&mut self, value: u64) { |