mirror of https://github.com/m-labs/artiq.git
drtio: make sure receive buffer is drained after ping reply
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@ -68,7 +68,17 @@ pub mod drtio {
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}
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}
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let reply = aux_transact(io, aux_mutex, linkno, &drtioaux::Packet::EchoRequest);
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let reply = aux_transact(io, aux_mutex, linkno, &drtioaux::Packet::EchoRequest);
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match reply {
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match reply {
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Ok(drtioaux::Packet::EchoReply) => return count,
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Ok(drtioaux::Packet::EchoReply) => {
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// make sure receive buffer is drained
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let max_time = clock::get_ms() + 200;
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loop {
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if clock::get_ms() > max_time {
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return count;
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}
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let _ = drtioaux::recv(linkno);
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io.relinquish().unwrap();
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}
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}
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_ => {}
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_ => {}
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}
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}
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io.relinquish().unwrap();
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io.relinquish().unwrap();
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