intlib.c

xenomai 很好的linux实时补丁

/*
 * Copyright (C) 2001,2002 IDEALX (http://www.idealx.com/).
 * Written by Gilles Chanteperdrix <[e-mail]>.
 * Copyright (C) 2003 Philippe Gerum <[e-mail]>.
 *
 * Xenomai 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 2 of the License, or
 * (at your option) any later version.
 *
 * Xenomai 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 Xenomai; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include <vxworks/defs.h>




BOOL intContext (void)
{
    return (BOOL) xnpod_interrupt_p();
}


int intCount (void)
{
    return xnpod_current_sched()->inesting;
}


int intLevelSet (int mask)
{
    return xnarch_setimask(mask);
    
}


int intLock (void)
{
    spl_t s;

    splhigh(s);

    return (int)s;
}


void intUnlock (int flags)
{
    spl_t s = (spl_t)flags;
    splexit(s);
}