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rte_timecounter(3) DPDK rte_timecounter(3)

NAME

rte_timecounter

SYNOPSIS

#include <rte_time.h>

Data Fields


uint64_t cycle_last
uint64_t nsec
uint64_t nsec_mask
uint64_t nsec_frac
uint64_t cc_mask
uint32_t cc_shift

Detailed Description

Structure to hold the parameters of a running cycle counter to assist in converting cycles to nanoseconds.

Definition at line 21 of file rte_time.h.

Field Documentation

uint64_t cycle_last

Last cycle counter value read.

Definition at line 23 of file rte_time.h.

uint64_t nsec

Nanoseconds count.

Definition at line 25 of file rte_time.h.

uint64_t nsec_mask

Bitmask separating nanosecond and sub-nanoseconds.

Definition at line 27 of file rte_time.h.

uint64_t nsec_frac

Sub-nanoseconds count.

Definition at line 29 of file rte_time.h.

uint64_t cc_mask

Bitmask for two's complement subtraction of non-64 bit counters.

Definition at line 31 of file rte_time.h.

uint32_t cc_shift

Cycle to nanosecond divisor (power of two).

Definition at line 33 of file rte_time.h.

Author

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Thu May 23 2024 Version 23.11.0