Subversion Repositories or1k_old

/*

 * linux/include/asm-arm/arch-rpc/mmu.h

 *

 * Copyright (c) 1996,1997,1998 Russell King.

 *

 * Changelog:

 *  20-10-1996  RMK     Created

 *  31-12-1997  RMK     Fixed definitions to reduce warnings

 *  11-01-1998  RMK     Uninlined to reduce hits on cache

 *  08-02-1998  RMK     Added __virt_to_bus and __bus_to_virt

 */

#ifndef __ASM_ARCH_MMU_H

#define __ASM_ARCH_MMU_H

extern unsigned long __virt_to_phys(unsigned long vpage);

extern unsigned long __phys_to_virt(unsigned long ppage);

/*

 * These are exactly the same on the RiscPC as the

 * physical memory view.

 */

#define __virt_to_bus__is_a_macro

#define __virt_to_bus(x) __virt_to_phys(x)

#define __bus_to_virt__is_a_macro

#define __bus_to_virt(x) __phys_to_virt(x)

#endif