source: trunk/kernel/arch/tsar/rt_timer.c @ 138

/*
 * rt_timer.c - real-time timer related operations
 *
 * Copyright (c) 2008,2009,2010,2011,2012 Ghassan Almaless
 * Copyright (c) 2011,2012 UPMC Sorbonne Universites
 *
 * This file is part of ALMOS-kernel.
 *
 * ALMOS-kernel 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; version 2.0 of the License.
 *
 * ALMOS-kernel 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 ALMOS-kernel; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <types.h>
#include <errno.h>
#include <rt_timer.h>
#include <cpu.h>
#include <chdev.h>
#include <driver.h>

struct device_s rt_timer;

/** Initialize Real-Time timer source */
error_t rt_timer_init(uint_t period, uint_t withIrq)
{
        return 0;
}

/** Read Real-Time timer current value  */
error_t rt_timer_read(uint_t *time)
{
        *time = cpu_time_stamp();
        return 0;
}

/** Set Real-Time timer's current value */
error_t rt_timer_set(uint_t time)
{
        return ENOSYS;
}

/** Set Real-Time timer's period */
error_t rt_timer_setperiod(uint_t period)
{
        return ENOSYS;
}

/** Send commands to Real-Time timer device */
error_t rt_timer_ctrl(struct rt_params_s *param)
{
        return ENOSYS;
}