uboot-vybrid_public/include/asm-nios2/io.h

/*
 * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
 * Scott McNutt <smcnutt@psyent.com>
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * 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
 */

#ifndef __ASM_NIOS2_IO_H_
#define __ASM_NIOS2_IO_H_

#define sync() asm volatile ("sync" : : : "memory");

extern unsigned char inb (unsigned char *port);
extern unsigned short inw (unsigned short *port);
extern unsigned inl (unsigned port);
extern void outb (unsigned char val, unsigned char *port);
extern void outw (unsigned short val, unsigned short *port);
extern void outl (unsigned val, unsigned port);

#endif /* __ASM_NIOS2_IO_H_ */