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RP2040 support based on low-level platform API #441

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merged 2 commits into from
Jun 3, 2024
Merged

RP2040 support based on low-level platform API #441

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ca72769
Do not use macros in util.h, which is impossible to #include
edwardalee May 31, 2024
cf23e5c
Apply suggestions from code review
lhstrh Jun 3, 2024
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8 changes: 4 additions & 4 deletions low_level_platform/impl/src/lf_rp2040_support.c
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Original file line number Diff line number Diff line change
Expand Up @@ -134,15 +134,15 @@ int _lf_interruptable_sleep_until_locked(environment_t* env, instant_t wakeup_ti
sem_reset(&_lf_sem_irq_event, 0);
// create us boot wakeup time
target = from_us_since_boot((uint64_t)(wakeup_time / 1000));
// allow interrupts
LF_CRITICAL_SECTION_EXIT(env);
// Enable interrupts.
lf_critical_section_exit(env);
// blocked sleep
// return on timeout or on processor event
if (sem_acquire_block_until(&_lf_sem_irq_event, target)) {
ret_code = -1;
}
// remove interrupts
LF_CRITICAL_SECTION_ENTER(env);
// Disable interrupts.
lf_critical_section_enter(env);
return ret_code;
}

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