| * linux/include/asm-arm/arch-shark/io.h |
| * linux/include/asm-arm/arch-ebsa110/io.h |
| * Copyright (C) 1997,1998 Russell King |
| #ifndef __ASM_ARM_ARCH_IO_H |
| #define __ASM_ARM_ARCH_IO_H |
| #define IO_SPACE_LIMIT 0xffffffff |
| * We use two different types of addressing - PC style addresses, and ARM |
| * addresses. PC style accesses the PC hardware with the normal PC IO |
| * addresses, eg 0x3f8 for serial#1. ARM addresses are 0x80000000+ |
| * and are translated to the start of IO. |
| #define __PORT_PCIO(x) (!((x) & 0x80000000)) |
| #define __io(a) ((void __iomem *)(PCIO_BASE + (a))) |
| static inline unsigned int __ioaddr (unsigned int port) \ |
| return (unsigned int)(PCIO_BASE + (port)); \ |
| return (unsigned int)(IO_BASE + (port)); \ |
| #define __mem_pci(addr) (addr) |
| * Translated address IO functions |
| * IO address has already been translated to a virtual address |
| (*(volatile unsigned char *)(p) = (v)) |
| (*(volatile unsigned char *)(p)) |
| (*(volatile unsigned long *)(p) = (v)) |
| (*(volatile unsigned long *)(p)) |