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Fix watchdog counter load (#464)

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Fix the watchdog load to reflect the 1us tick rate.  This was changed
in #361, which presumably used the field name (delay_ms) and assumed
it was in milliseconds.  So this also fixes the name to reflect that
it's microseconds.
This commit is contained in:
Derek Hageman 2022-10-10 05:15:24 -06:00 • committed by GitHub
parent eac51cdd16
commit 39190c357f
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1 changed files with 6 additions and 6 deletions
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12
rp2040-hal/src/watchdog.rs
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@ -41,7 +41,7 @@ use fugit::MicrosDurationU32;
/// Watchdog peripheral
pub struct Watchdog {
watchdog: WATCHDOG,
delay_ms: u32,
delay_us: u32,
}
impl Watchdog {
@ -49,7 +49,7 @@ impl Watchdog {
pub fn new(watchdog: WATCHDOG) -> Self {
Self {
watchdog,
delay_ms: 0,
delay_us: 0,
}
}
@ -110,7 +110,7 @@ impl Watchdog {
impl watchdog::Watchdog for Watchdog {
fn feed(&mut self) {
self.load_counter(self.delay_ms)
self.load_counter(self.delay_us)
}
}
@ -122,9 +122,9 @@ impl watchdog::WatchdogEnable for Watchdog {
// Due to a logic error, the watchdog decrements by 2 and
// the load value must be compensated; see RP2040-E1
self.delay_ms = period.into().to_millis() * 2;
self.delay_us = period.into().to_micros() * 2;
if self.delay_ms > MAX_PERIOD {
if self.delay_us > MAX_PERIOD {
panic!("Period cannot exceed maximum load value of {}", MAX_PERIOD);
}
@ -132,7 +132,7 @@ impl watchdog::WatchdogEnable for Watchdog {
unsafe {
self.configure_wdog_reset_triggers();
}
self.load_counter(self.delay_ms);
self.load_counter(self.delay_us);
self.enable(true);
}
}