18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 28c2ecf20Sopenharmony_ci/* cpufreq-bench CPUFreq microbenchmark 38c2ecf20Sopenharmony_ci * 48c2ecf20Sopenharmony_ci * Copyright (C) 2008 Christian Kornacker <ckornacker@suse.de> 58c2ecf20Sopenharmony_ci */ 68c2ecf20Sopenharmony_ci 78c2ecf20Sopenharmony_ci/* load loop, this schould take about 1 to 2ms to complete */ 88c2ecf20Sopenharmony_ci#define ROUNDS(x) {unsigned int rcnt; \ 98c2ecf20Sopenharmony_ci for (rcnt = 0; rcnt < x*1000; rcnt++) { \ 108c2ecf20Sopenharmony_ci (void)(((int)(pow(rcnt, rcnt) * \ 118c2ecf20Sopenharmony_ci sqrt(rcnt*7230970)) ^ 7230716) ^ \ 128c2ecf20Sopenharmony_ci (int)atan2(rcnt, rcnt)); \ 138c2ecf20Sopenharmony_ci } } \ 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci 168c2ecf20Sopenharmony_civoid start_benchmark(struct config *config); 17