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drtio: report get FIFO space timeouts to log

This commit is contained in:
Sebastien Bourdeauducq 2017-01-10 16:12:46 -06:00
parent 98598df78e
commit d3d23d0d3b
1 changed files with 12 additions and 14 deletions
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26
artiq/firmware/runtime/rtio_mgt.rs
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@ -110,25 +110,23 @@ mod drtio {
} }
} }
fn packet_error_present() -> bool { fn poll_errors() -> bool {
unsafe { unsafe {
csr::drtio::packet_err_present_read() != 0 if csr::drtio::packet_err_present_read() != 0 {
} error!("packet error {}", csr::drtio::packet_err_code_read());
} csr::drtio::packet_err_present_write(1)
}
fn get_packet_error() -> u8 { if csr::drtio::o_fifo_space_timeout_read() != 0 {
unsafe { error!("timeout attempting to get remote FIFO space");
let err = csr::drtio::packet_err_code_read(); csr::drtio::o_fifo_space_timeout_write(1)
csr::drtio::packet_err_present_write(1); }
err
} }
false
} }
pub fn error_thread(waiter: Waiter, _spawner: Spawner) { pub fn error_thread(waiter: Waiter, _spawner: Spawner) {
loop { // HACK
waiter.until(packet_error_present).unwrap(); waiter.until(poll_errors).unwrap();
error!("DRTIO packet error {}", get_packet_error());
}
} }
} }