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firmware: make network tracing runtime switchable.

This commit is contained in:
whitequark 2018-02-14 23:03:09 +00:00
parent 9db30ce8dc
commit 92c94c1f62
1 changed files with 21 additions and 8 deletions
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29
artiq/firmware/runtime/lib.rs
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@ -94,15 +94,28 @@ fn startup() {
}
}
// fn _net_trace_writer<U>(timestamp: u64, printer: smoltcp::wire::PrettyPrinter<U>)
// where U: smoltcp::wire::pretty_print::PrettyPrint {
// let seconds = timestamp / 1000;
// let micros = timestamp % 1000 * 1000;
// print!("\x1b[37m[{:6}.{:06}s]\n{}\x1b[0m\n", seconds, micros, printer)
// }
let net_device = unsafe { ethmac::EthernetDevice::new() };
// let net_device = smoltcp::phy::EthernetTracer::new(net_device, _net_trace_writer);
let net_device = {
use smoltcp::wire::PrettyPrinter;
use smoltcp::wire::EthernetFrame;
fn net_trace_writer(timestamp: u64, printer: PrettyPrinter<EthernetFrame<&[u8]>>) {
let seconds = timestamp / 1000;
let micros = timestamp % 1000 * 1000;
print!("\x1b[37m[{:6}.{:06}s]\n{}\x1b[0m\n", seconds, micros, printer)
}
fn net_trace_silent(_timestamp: u64, _printer: PrettyPrinter<EthernetFrame<&[u8]>>) {}
let net_trace_fn: fn(u64, PrettyPrinter<EthernetFrame<&[u8]>>);
match config::read_str("net_trace", |r| r.map(|s| s == "1")) {
Ok(true) => net_trace_fn = net_trace_writer,
_ => net_trace_fn = net_trace_silent
}
smoltcp::phy::EthernetTracer::new(net_device, net_trace_fn)
};
let mut neighbor_cache_storage = [None; 8];
let neighbor_cache =
smoltcp::iface::NeighborCache::new(&mut neighbor_cache_storage[..]);