diff options
| -rw-r--r-- | cpukit/include/rtems/irq-extension.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/cpukit/include/rtems/irq-extension.h b/cpukit/include/rtems/irq-extension.h index e0d63c9dcb..f538297b3c 100644 --- a/cpukit/include/rtems/irq-extension.h +++ b/cpukit/include/rtems/irq-extension.h @@ -315,6 +315,56 @@ rtems_status_code rtems_interrupt_handler_remove( void *arg ); +/* Generated from spec:/rtems/intr/if/vector-is-enabled */ + +/** + * @ingroup RTEMSAPIClassicIntr + * + * @brief Checks if the interrupt vector is enabled. + * + * @param vector is the interrupt vector number. + * + * @param[out] enabled is the pointer to a ``bool`` object. When the directive + * call is successful, the enabled status of the interrupt associated with + * the interrupt vector specified by ``vector`` will be stored in this + * object. When the interrupt was enabled for the processor executing the + * directive call at some time point during the call, the object value will + * be set to true, otherwise to false. + * + * The directive checks if the interrupt associated with the interrupt vector + * specified by ``vector`` was enabled for the processor executing the + * directive call at some time point during the call. + * + * @retval ::RTEMS_SUCCESSFUL The requested operation was successful. + * + * @retval ::RTEMS_INVALID_ADDRESS The ``enabled`` parameter was NULL. + * + * @retval ::RTEMS_INVALID_ID There was no interrupt vector associated with the + * number specified by ``vector``. + * + * @par Notes + * Interrupt vectors may be enabled by rtems_interrupt_vector_enable() and + * disabled by rtems_interrupt_vector_disable(). + * + * @par Constraints + * @parblock + * The following constraints apply to this directive: + * + * * The directive may be called from within interrupt context. + * + * * The directive may be called from within device driver initialization + * context. + * + * * The directive may be called from within task context. + * + * * The directive will not cause the calling task to be preempted. + * @endparblock + */ +rtems_status_code rtems_interrupt_vector_is_enabled( + rtems_vector_number vector, + bool *enabled +); + /* Generated from spec:/rtems/intr/if/vector-enable */ /** |