diff options
| -rw-r--r-- | board/zinger/runtime.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/board/zinger/runtime.c b/board/zinger/runtime.c index 24558693db..9393c8fe50 100644 --- a/board/zinger/runtime.c +++ b/board/zinger/runtime.c @@ -63,11 +63,13 @@ uint32_t task_wait_event(int timeout_us) { uint32_t evt; + asm volatile("cpsid i"); /* the event already happened */ if (last_event || !timeout_us) { evt = last_event; last_event = 0; + asm volatile("cpsie i ; isb"); return evt; } @@ -84,6 +86,7 @@ uint32_t task_wait_event(int timeout_us) STM32_TIM_DIER(2) = 0; /* disable match interrupt */ evt = last_event; last_event = 0; + asm volatile("cpsie i ; isb"); return evt; } |