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TOMOYO Linux Cross Reference
Linux/arch/arm/mach-realview/include/mach/hardware.h

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  1 /*
  2  *  arch/arm/mach-realview/include/mach/hardware.h
  3  *
  4  *  This file contains the hardware definitions of the RealView boards.
  5  *
  6  *  Copyright (C) 2003 ARM Limited.
  7  *
  8  * This program is free software; you can redistribute it and/or modify
  9  * it under the terms of the GNU General Public License as published by
 10  * the Free Software Foundation; either version 2 of the License, or
 11  * (at your option) any later version.
 12  *
 13  * This program is distributed in the hope that it will be useful,
 14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 16  * GNU General Public License for more details.
 17  *
 18  * You should have received a copy of the GNU General Public License
 19  * along with this program; if not, write to the Free Software
 20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 21  */
 22 #ifndef __ASM_ARCH_HARDWARE_H
 23 #define __ASM_ARCH_HARDWARE_H
 24 
 25 #include <asm/sizes.h>
 26 
 27 /* macro to get at IO space when running virtually */
 28 #ifdef CONFIG_MMU
 29 /*
 30  * Statically mapped addresses:
 31  *
 32  * 10xx xxxx -> fbxx xxxx
 33  * 1exx xxxx -> fdxx xxxx
 34  * 1fxx xxxx -> fexx xxxx
 35  */
 36 #define IO_ADDRESS(x)           (((x) & 0x03ffffff) + 0xfb000000)
 37 #else
 38 #define IO_ADDRESS(x)           (x)
 39 #endif
 40 #define __io_address(n)         IOMEM(IO_ADDRESS(n))
 41 
 42 #endif
 43 

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