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