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risc-v/esp32-c3/rttimer: Disable alarm before setting a new value and enabling it

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Sara Souza 2021-09-28 18:13:14 -03:00 committed by Gustavo Henrique Nihei
parent 38fa30ee2a
commit 33f2d46bff
1 changed files with 3 additions and 0 deletions
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3
arch/risc-v/src/esp32c3/esp32c3_rt_timer.c
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@ -169,6 +169,7 @@ static void start_rt_timer(struct rt_timer_s *timer,
{
/* Reset the hardware timer alarm */
ESP32C3_TIM_SETALRM(priv->timer, false);
ESP32C3_TIM_SETALRVL(priv->timer, USEC_TO_CYCLES(timer->alarm));
ESP32C3_TIM_SETALRM(priv->timer, true);
}
@ -242,6 +243,7 @@ static void stop_rt_timer(struct rt_timer_s *timer)
list);
alarm = next_timer->alarm;
ESP32C3_TIM_SETALRM(priv->timer, false);
ESP32C3_TIM_SETALRVL(priv->timer, USEC_TO_CYCLES(alarm));
ESP32C3_TIM_SETALRM(priv->timer, true);
}
@ -463,6 +465,7 @@ static int rt_timer_isr(int irq, void *context, void *arg)
struct rt_timer_s, list);
alarm = timer->alarm;
ESP32C3_TIM_SETALRM(priv->timer, false);
ESP32C3_TIM_SETALRVL(priv->timer, USEC_TO_CYCLES(alarm));
}
}