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/*
* These are some macros to access memory mapped devices
* on the SH7000-architecture.
*
* Inspired from the linux kernel's include/asm/io.h
*
* Authors: Ralf Corsepius (corsepiu@faw.uni-ulm.de) and
* Bernd Becker (becker@faw.uni-ulm.de)
*
* COPYRIGHT (c) 1996-1998, FAW Ulm, Germany
*
* 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.
*
*
* COPYRIGHT (c) 1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#ifndef _asm_io_h
#define _asm_io_h
#define readb(addr) (*(volatile unsigned char *) (addr))
#define readw(addr) (*(volatile unsigned short *) (addr))
#define readl(addr) (*(volatile unsigned int *) (addr))
#define read8(addr) (*(volatile unsigned8 *) (addr))
#define read16(addr) (*(volatile unsigned16 *) (addr))
#define read32(addr) (*(volatile unsigned32 *) (addr))
#define writeb(b,addr) ((*(volatile unsigned char *) (addr)) = (b))
#define writew(b,addr) ((*(volatile unsigned short *) (addr)) = (b))
#define writel(b,addr) ((*(volatile unsigned int *) (addr)) = (b))
#define write8(b,addr) ((*(volatile unsigned8 *) (addr)) = (b))
#define write16(b,addr) ((*(volatile unsigned16 *) (addr)) = (b))
#define write32(b,addr) ((*(volatile unsigned32 *) (addr)) = (b))
#define inb(addr) readb(addr)
#define outb(b,addr) writeb(b,addr)
#endif
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