VILLASnode/include/villas/kernel/rt.h

/** Linux specific real-time optimizations
 *
 * @file
 * @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
 * @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
 * @license GNU General Public License (version 3)
 *
 * VILLASnode
 *
 * 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
 * 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/>.
 *********************************************************************************/

/** @addtogroup fpga Kernel @{ */

#pragma once

int rt_init(int priority, int affinity);

int rt_set_affinity(int affinity);

int rt_set_priority(int priority);

/** Checks for realtime (PREEMPT_RT) patched kernel.
 *
 * See https://rt.wiki.kernel.org
 *
 * @retval 0 Kernel is patched.
 * @reval <>0 Kernel is not patched.
 */
int rt_is_preemptible();

/** @} */