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/*
* 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 */
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