times.c

这是leon3处理器的交叉编译链

/*

    LEON2/3 LIBIO low-level routines 
    Written by Jiri Gaisler.
    Copyright (C) 2004  Gaisler Research AB

    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 2 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, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/

#include <sys/types.h>
#include <sys/times.h>
#include <sys/errno.h>
#include <asm-leon/jiffies.h>

extern int *rtc;
clock_t times(buffer)
struct tms *buffer;
{
        buffer->tms_utime = -*rtc;
        buffer->tms_utime /= 16667;     /* return time in ticks of 16.7 ms */
        buffer->tms_stime = 0;
        buffer->tms_cutime = 0;
        buffer->tms_cstime = 0;
}

clock_t clock(void)
{
	return(-*rtc);
}