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/*
* This file is part of the LinuxBIOS project.
*
* Copyright (C) 2000 AG Electronics Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <ppc.h>
#include <timer.h>
#include <clock.h>
unsigned long get_hz(void)
{
return get_timer_freq();
}
unsigned long ticks_since_boot(void)
{
extern unsigned long _get_ticks(void);
return _get_ticks();
}
void udelay(int usecs)
{
extern void _wait_ticks(unsigned long);
unsigned long ticksperusec = get_hz() / 1000000;
_wait_ticks(ticksperusec * usecs);
}
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