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io.h

/*
 *  arch/arm/mach-footbridge/include/mach/io.h
 *
 *  Copyright (C) 1997-1999 Russell King
 *
 * 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.
 *
 *  Modifications:
 *   06-12-1997   RMK   Created.
 *   07-04-1999   RMK   Major cleanup
 */
#ifndef __ASM_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H

#define PCIO_SIZE       0x00100000
#define PCIO_BASE       0xff000000

#define IO_SPACE_LIMIT 0xffff

/*
 * Translation of various region addresses to virtual addresses
 */
#define __io(a)               ((void __iomem *)(PCIO_BASE + (a)))
#if 1
#define __mem_pci(a)          (a)
#else

static inline void __iomem *___mem_pci(void __iomem *p)
{
      unsigned long a = (unsigned long)p;
      BUG_ON(a <= 0xc0000000 || a >= 0xe0000000);
      return p;
}

#define __mem_pci(a)          ___mem_pci(a)
#endif

#endif

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