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Merge pull request #15003 from kaspar030/ztimer_now64_tick

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ztimer/core: ensure half-period tick when ztimer_now64 is used
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Kaspar Schleiser 2020-09-23 14:14:52 +02:00 committed by GitHub
commit e719eaf97c
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 7 additions and 1 deletions
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6
sys/ztimer/core.c
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@ -295,11 +295,17 @@ static void _ztimer_update(ztimer_clock_t *clock)
if (clock->list.next) { if (clock->list.next) {
clock->ops->set(clock, clock->list.next->offset); clock->ops->set(clock, clock->list.next->offset);
} }
else {
if (IS_USED(MODULE_ZTIMER_NOW64)) {
/* ensure there's at least one ISR per half period */
clock->ops->set(clock, clock->max_value >> 1);
}
else { else {
clock->ops->cancel(clock); clock->ops->cancel(clock);
} }
} }
} }
}
void ztimer_handler(ztimer_clock_t *clock) void ztimer_handler(ztimer_clock_t *clock)
{ {