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drivers: timer: cortex_m_systick remove dead code

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Removed CONFIG_INT_LATENCY_BENCHMARK dead code.
CONFIG_INT_LATENCY_BENCHMARK depends on ARCH="x86", it will never
be true for ARM code.

Change-Id: Ia5779a69b1bf670ebb140c2923c9fe0af6b781d4
Signed-off-by: Javier B Perez <javier.b.perez.hernandez@intel.com>
This commit is contained in:
Javier B Perez 2016-09-20 14:02:22 -05:00 • committed by Anas Nashif
commit 035ec8249d
1 changed files with 0 additions and 15 deletions
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15
drivers/timer/cortex_m_systick.c
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@ -87,10 +87,6 @@ static uint32_t clock_accumulated_count;
#define IDLE_TICKLESS 1 /* tickless idle mode */ #define IDLE_TICKLESS 1 /* tickless idle mode */
#endif /* CONFIG_TICKLESS_IDLE */ #endif /* CONFIG_TICKLESS_IDLE */
#ifdef CONFIG_INT_LATENCY_BENCHMARK
extern uint32_t _hw_irq_to_c_handler_latency;
#endif
#ifdef CONFIG_SYS_POWER_MANAGEMENT #ifdef CONFIG_SYS_POWER_MANAGEMENT
extern int32_t _NanoIdleValGet(void); extern int32_t _NanoIdleValGet(void);
extern void _NanoIdleValClear(void); extern void _NanoIdleValClear(void);
@ -240,17 +236,6 @@ void _TIMER_INT_HANDLER(void *unused)
_sys_k_event_logger_interrupt(); _sys_k_event_logger_interrupt();
#endif #endif
#ifdef CONFIG_INT_LATENCY_BENCHMARK
uint32_t value = __scs.systick.val;
uint32_t delta = __scs.systick.reload - value;
if (_hw_irq_to_c_handler_latency > delta) {
/* keep the lowest value observed */
_hw_irq_to_c_handler_latency = delta;
}
#endif
#ifdef CONFIG_SYS_POWER_MANAGEMENT #ifdef CONFIG_SYS_POWER_MANAGEMENT
int32_t numIdleTicks; int32_t numIdleTicks;