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/* cpufreq-bench CPUFreq microbenchmark
*
* Copyright (C) 2008 Christian Kornacker <ckornacker@suse.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* struct that holds the required config parameters */
struct config
{
long sleep; /* sleep time in s */
long load; /* load time in s */
long sleep_step; /* time value which changes the
* sleep time after every round in s */
long load_step; /* time value which changes the
* load time after every round in s */
unsigned int cycles; /* calculation cycles with the same sleep/load time */
unsigned int rounds; /* calculation rounds with iterated sleep/load time */
unsigned int cpu; /* cpu for which the affinity is set */
char governor[15]; /* cpufreq governor */
enum sched_prio /* possible scheduler priorities */
{
SCHED_ERR=-1,SCHED_HIGH, SCHED_DEFAULT, SCHED_LOW
} prio;
unsigned int verbose; /* verbose output */
FILE *output; /* logfile */
char *output_filename; /* logfile name, must be freed at the end
if output != NULL and output != stdout*/
};
enum sched_prio string_to_prio(const char *str);
FILE *prepare_output(const char *dir);
int prepare_config(const char *path, struct config *config);
struct config *prepare_default_config();
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