1 /* 2 * linux/include/asm-arm/arch-epxa10db/io.h 3 * 4 * Copyright (C) 1999 ARM Limited 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 */ 20 #ifndef __ASM_ARM_ARCH_IO_H 21 #define __ASM_ARM_ARCH_IO_H 22 23 #define IO_SPACE_LIMIT 0xffff 24 25 26 /* 27 * Generic virtual read/write 28 */ 29 #define __arch_getw(a) (*(volatile unsigned short *)(a)) 30 #define __arch_putw(v,a) (*(volatile unsigned short *)(a) = (v)) 31 /*#define outsw __arch_writesw 32 #define outsl __arch_writesl 33 #define outsb __arch_writesb 34 #define insb __arch_readsb 35 #define insw __arch_readsw 36 #define insl __arch_readsl*/ 37 38 #define __io(a) (a) 39 #define __mem_pci(a) (a) 40 #define __arch_getw(a) (*(volatile unsigned short *)(a)) 41 #define __arch_putw(v,a) (*(volatile unsigned short *)(a) = (v)) 42 #define iomem_valid_addr(off,size) (1) 43 #define iomem_to_phys(off) (off) 44 45 46 #endif 47