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/* * 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 |