/* SPDX-License-Identifier: GPL-2.0-or-later */
/*  cpufreq-bench CPUFreq microbenchmark
 *
 *  Copyright (C) 2008 Christian Kornacker <ckornacker@suse.de>
 */

/* struct that holds the required config parameters */
struct config
{
        long sleep;             /* sleep time in µs */
        long load;              /* load time in µs */
        long sleep_step;        /* time value which changes the
                                 * sleep time after every round in µs */
        long load_step;         /* time value which changes the
                                 * load time after every round in µs */
        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();