OpenCloudOS-Kernel/arch/tile/lib/delay.c

35 lines
952 B
C

/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
* 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, version 2.
*
* 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, GOOD TITLE or
* NON INFRINGEMENT. See the GNU General Public License for
* more details.
*/
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/thread_info.h>
#include <asm/fixmap.h>
#include <hv/hypervisor.h>
void __udelay(unsigned long usecs)
{
hv_nanosleep(usecs * 1000);
}
EXPORT_SYMBOL(__udelay);
void __ndelay(unsigned long nsecs)
{
hv_nanosleep(nsecs);
}
EXPORT_SYMBOL(__ndelay);
/* FIXME: should be declared in a header somewhere. */
EXPORT_SYMBOL(__delay);