33 lines
839 B
Rust
33 lines
839 B
Rust
#![no_std]
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use core::sync::atomic::{AtomicUsize, Ordering};
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use defmt_rtt as _; // global logger
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// TODO(5) adjust HAL import
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// use some_hal as _; // memory layout
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use panic_probe as _;
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// same panicking *behavior* as `panic-probe` but doesn't print a panic message
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// this prevents the panic message being printed *twice* when `defmt::panic` is invoked
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#[defmt::panic_handler]
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fn panic() -> ! {
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cortex_m::asm::udf()
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}
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#[defmt::timestamp]
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fn timestamp() -> u64 {
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static COUNT: AtomicUsize = AtomicUsize::new(0);
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// NOTE(no-CAS) `timestamps` runs with interrupts disabled
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let n = COUNT.load(Ordering::Relaxed);
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COUNT.store(n + 1, Ordering::Relaxed);
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n as u64
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}
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/// Terminates the application and makes `probe-run` exit with exit-code = 0
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pub fn exit() -> ! {
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loop {
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cortex_m::asm::bkpt();
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}
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}
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