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irq: Add irq_is_enabled external interrupt API

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Add irq_is_enabled external interrupt API to find out if an
IRQ is enabled.

Change-id: I4e4fb6318f0c9da442926b34aa6773eb11e90efe
Signed-off-by: Vinayak Chettimada <vinayak.kariappa.chettimada@nordicsemi.no>
This commit is contained in:
Vinayak Chettimada 2016-09-10 11:53:49 +02:00 • committed by Andrew Boie
commit b33aaa4ca5
1 changed files with 8 additions and 0 deletions
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8
include/irq.h
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@ -111,6 +111,14 @@ extern "C" {
*/ */
#define irq_disable(irq) _arch_irq_disable(irq) #define irq_disable(irq) _arch_irq_disable(irq)
/**
* @brief Return IRQ enable state
*
* @param irq IRQ line
* @return interrupt enable state, true or false
*/
#define irq_is_enabled(irq) _arch_irq_is_enabled(irq)
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif