/*
 * Copyright (c) 2014 Remy Noel.
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 *
 * Performance monitoring based on performance counters internal functions.
 *
 */
#ifndef _KERN_PERFMON_I_H
#define _KERN_PERFMON_I_H

#include <kern/perfmon.h>

#ifdef CONFIG_PERFMON_TEST

/*
 * Set an running event hardware counter value for overflow tests purposes.
 *
 * Beware, this will affect all events associated to the same hardware counter.
 */
int perfmon_event_write(struct perfmon_event *event, uint64_t value);

/*
 * Returns the bit width of the register used in perfmon.
 */
int perfmon_get_pmc_width(void);

#endif /* CONFIG_PERFMON_TEST */

#endif /* _KERN_PERFMON_H */