/*
* OpenRISC Linux
*
* Linux architectural port borrowing liberally from similar works of
* others. All original copyrights apply as per the original source
* declaration.
*
* OpenRISC implementation:
* Copyright (C) 2010-2011 Jonas Bonn <[email protected]>
* et al.
*
* 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.
*/

#ifndef __ASM_OPENRISC_IO_H
#define __ASM_OPENRISC_IO_H

/*
* PCI: can we really do 0 here if we have no port IO?
*/
#define IO_SPACE_LIMIT 0

/* OpenRISC has no port IO */
#define HAVE_ARCH_PIO_SIZE 1
#define PIO_RESERVED 0X0UL
#define PIO_OFFSET 0
#define PIO_MASK 0

#include <asm-generic/io.h>
#include <asm/pgtable.h>

extern void __iomem *__ioremap(phys_addr_t offset, unsigned long size,
pgprot_t prot);

static inline void __iomem *ioremap(phys_addr_t offset, unsigned long size)
{
return __ioremap(offset, size, PAGE_KERNEL);
}

/* #define _PAGE_CI 0x002 */
static inline void __iomem *ioremap_nocache(phys_addr_t offset,
unsigned long size)
{
return __ioremap(offset, size,
__pgprot(pgprot_val(PAGE_KERNEL) | _PAGE_CI));
}

extern void iounmap(void *addr);
#endif