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debug: interrupt event logger support for arc

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Jira: ZEP-53
Change-Id: Id6ee505a7e89122a47fc22162b4c257ac2126d09
Signed-off-by: Juan Manuel Cruz <juan.m.cruz.alcaraz@intel.com>
This commit is contained in:
Juan Manuel Cruz 2016-04-13 16:38:38 -05:00 • committed by Anas Nashif
commit b17258b536
3 changed files with 78 additions and 0 deletions
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15
arch/arc/include/nano_private.h
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@ -278,6 +278,21 @@ static ALWAYS_INLINE int _IS_IN_ISR(void)
return ((act & 0xffff) != 0);
}
/**
*
* @bried Indicates the interrupt number of the highest priority
* active interrupt
*
* @return IRQ number
*/
static ALWAYS_INLINE int _INTERRUPT_CAUSE(void)
{
uint32_t irq_num = _arc_v2_aux_reg_read(_ARC_V2_ICAUSE);
return irq_num;
}
extern void nanoCpuAtomicIdle(unsigned int);
extern void _thread_entry_wrapper(void);