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zynq-rs/libboard_zynq/src/logger.rs

35 lines
904 B
Rust

//! A logger for the `log` crate
use crate::{println, stdio, timer::GlobalTimer};
pub static LOGGER: Logger = Logger;
pub struct Logger;
pub fn init() -> Result<(), log::SetLoggerError> {
log::set_logger(&LOGGER)
}
impl log::Log for Logger {
fn enabled(&self, metadata: &log::Metadata) -> bool {
metadata.level() <= log::Level::Trace
}
fn log(&self, record: &log::Record) {
if self.enabled(record.metadata()) {
let timestamp = unsafe {
GlobalTimer::get()
}.get_us();
let seconds = timestamp / 1_000_000;
let micros = timestamp % 1_000_000;
println!("[{:6}.{:06}s] {:>5}({}): {}",
seconds, micros, record.level(), record.target(), record.args());
}
}
fn flush(&self) {
let uart = stdio::get_uart();
while !uart.tx_idle() {}
}
}