diff options
| author | Christian Mauderer <christian.mauderer@embedded-brains.de> | 2019-10-15 17:10:00 +0200 |
|---|---|---|
| committer | Christian Mauderer <christian.mauderer@embedded-brains.de> | 2019-10-23 10:41:34 +0200 |
| commit | d60b6d7c33431af9bfb3cf205451446f593eeeac (patch) | |
| tree | ea26ff2385271c41be4553f4e5455ae9276eb9da /bsps/arm/atsam/include/libchip/include/pio_it.h | |
| parent | bsps/atsam: Improve case for level triggered IRQs. (diff) | |
| download | rtems-d60b6d7c33431af9bfb3cf205451446f593eeeac.tar.bz2 | |
bsp/atsam: Add additional PIO helper.
Diffstat (limited to 'bsps/arm/atsam/include/libchip/include/pio_it.h')
| -rw-r--r-- | bsps/arm/atsam/include/libchip/include/pio_it.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/bsps/arm/atsam/include/libchip/include/pio_it.h b/bsps/arm/atsam/include/libchip/include/pio_it.h index b03973caa1..e3b6221205 100644 --- a/bsps/arm/atsam/include/libchip/include/pio_it.h +++ b/bsps/arm/atsam/include/libchip/include/pio_it.h @@ -66,6 +66,7 @@ */ #include "pio.h" +#include <rtems.h> #ifdef __cplusplus extern "C" { @@ -80,6 +81,8 @@ extern void PIO_InitializeInterrupts(uint32_t dwPriority); extern void PIO_ConfigureIt(const Pin *pPin, void (*handler)(const Pin *, void *arg), void *arg); +extern rtems_status_code PIO_RemoveIt(const Pin *pPin, + void (*handler)(const Pin *, void *arg), void *arg); /** * Enables the given interrupt source if it has been configured. The status @@ -103,6 +106,16 @@ static inline void PIO_DisableIt(const Pin *pPin) pPin->pio->PIO_IDR = pPin->mask; } +/** + * Check whether a given interrupt source is active. + * + * \param pPin Interrupt source to check. + */ +static inline bool PIO_ItIsActive(const Pin *pPin) +{ + return ((pPin->pio->PIO_IMR & pPin->mask) != 0); +} + extern void PIO_IT_InterruptHandler(void); extern void PioInterruptHandler(uint32_t id, Pio *pPio); |