Searched refs:tb_f (Results 1 - 1 of 1) sorted by relevance

/freebsd-11.0-release/sys/cddl/dev/dtrace/powerpc/
H A Ddtrace_subr.c179 uint64_t tb_f; local
183 tb_f = cpu_tickrate();
191 KASSERT(tb_f > (NANOSEC >> (32 - SCALE_SHIFT)), ("Timebase frequency is too low"));
194 * We scale up NANOSEC/tb_f ratio to preserve as much precision
200 nsec_scale = ((uint64_t)NANOSEC << SCALE_SHIFT) / tb_f;

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