diff options
Diffstat (limited to 'arch/arm/mach-footbridge/include/mach/io.h')
-rw-r--r-- | arch/arm/mach-footbridge/include/mach/io.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/mach-footbridge/include/mach/io.h b/arch/arm/mach-footbridge/include/mach/io.h new file mode 100644 index 00000000..aba531ee --- /dev/null +++ b/arch/arm/mach-footbridge/include/mach/io.h @@ -0,0 +1,31 @@ +/* + * 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 + +#ifdef CONFIG_MMU +#define MMU_IO(a, b) (a) +#else +#define MMU_IO(a, b) (b) +#endif + +#define PCIO_SIZE 0x00100000 +#define PCIO_BASE MMU_IO(0xff000000, 0x7c000000) + +/* + * Translation of various region addresses to virtual addresses + */ +#define __io(a) ((void __iomem *)(PCIO_BASE + (a))) + +#endif |