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comms: run idle kernel on start-up

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Simon Renblad 2024-03-01 16:46:51 +08:00 committed by sb10q
parent fe6f259d48
commit fee30033ec
1 changed files with 49 additions and 17 deletions
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66
src/runtime/src/comms.rs
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@ -696,6 +696,31 @@ async fn handle_connection(
}
}
async fn load_and_run_idle_kernel(
buffer: &Vec<u8>,
control: &Rc<RefCell<kernel::Control>>,
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
aux_mutex: &Rc<Mutex<bool>>,
routing_table: &drtio_routing::RoutingTable,
timer: GlobalTimer,
) {
info!("Loading idle kernel");
let res = handle_flash_kernel(buffer, control, up_destinations, aux_mutex, routing_table, timer).await;
match res {
#[cfg(has_drtio)]
Err(Error::DestinationDown) => {
let mut countdown = timer.countdown();
delay(&mut countdown, Milliseconds(500)).await;
}
Err(_) => warn!("error loading idle kernel"),
_ => (),
}
info!("Running idle kernel");
let _ = handle_run_kernel(None, control, up_destinations, aux_mutex, routing_table, timer)
.await.map_err(|_| warn!("error running idle kernel"));
info!("Idle kernel terminated");
}
pub fn main(timer: GlobalTimer, cfg: Config) {
let net_addresses = net_settings::get_addresses(&cfg);
info!("network addresses: {}", net_addresses);
@ -786,8 +811,30 @@ pub fn main(timer: GlobalTimer, cfg: Config) {
mgmt::start(cfg);
task::spawn(async move {
let connection = Rc::new(Semaphore::new(1, 1));
let connection = Rc::new(Semaphore::new(0, 1));
let terminate = Rc::new(Semaphore::new(0, 1));
{
let control = control.clone();
let idle_kernel = idle_kernel.clone();
let connection = connection.clone();
let terminate = terminate.clone();
let up_destinations = up_destinations.clone();
let aux_mutex = aux_mutex.clone();
let routing_table = drtio_routing_table.clone();
task::spawn(async move {
let routing_table = routing_table.borrow();
select_biased! {
_ = (async {
if let Some(buffer) = &*idle_kernel {
load_and_run_idle_kernel(&buffer, &control, &up_destinations, &aux_mutex, &routing_table, timer).await;
}
}).fuse() => (),
_ = terminate.async_wait().fuse() => ()
}
connection.signal();
});
}
loop {
let mut stream = TcpStream::accept(1381, 0x10_000, 0x10_000).await.unwrap();
@ -815,22 +862,7 @@ pub fn main(timer: GlobalTimer, cfg: Config) {
.await
.map_err(|e| warn!("connection terminated: {}", e));
if let Some(buffer) = &*idle_kernel {
info!("Loading idle kernel");
let res = handle_flash_kernel(&buffer, &control, &up_destinations, &aux_mutex, &routing_table, timer)
.await;
match res {
#[cfg(has_drtio)]
Err(Error::DestinationDown) => {
let mut countdown = timer.countdown();
delay(&mut countdown, Milliseconds(500)).await;
}
Err(_) => warn!("error loading idle kernel"),
_ => (),
}
info!("Running idle kernel");
let _ = handle_run_kernel(None, &control, &up_destinations, &aux_mutex, &routing_table, timer)
.await.map_err(|_| warn!("error running idle kernel"));
info!("Idle kernel terminated");
load_and_run_idle_kernel(&buffer, &control, &up_destinations, &aux_mutex, &routing_table, timer).await;
}
}).fuse() => (),
_ = terminate.async_wait().fuse() => ()