[dpdk-dev] [PATCH v2 3/6] eal/arm: add 64-bit armv8 version of rte_cycles.h
Jan Viktorin
viktorin at rehivetech.com
Fri Oct 30 13:44:56 CET 2015
On Fri, 30 Oct 2015 11:51:23 +0000
David Hunt <david.hunt at intel.com> wrote:
> +static inline uint64_t
> +rte_rdtsc(void)
> +{
> + uint64_t tsc;
> +
> + asm volatile("mrs %0, CNTVCT_EL0" : "=r" (tsc));
> +
> +#ifdef RTE_TIMER_MULTIPLIER
> + return tsc * RTE_TIMER_MULTIPLIER;
> +#else
I think, this should be CONFIG_RTE_TIMER_MULTIPLIER.
Jan
> + return tsc;
> +#endif
> +
> +}
> +
--
Jan Viktorin E-mail: Viktorin at RehiveTech.com
System Architect Web: www.RehiveTech.com
RehiveTech
Brno, Czech Republic
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