1/* 2 * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) 3 * Licensed under the GPL 4 */ 5 6#ifndef __MEM_H__ 7#define __MEM_H__ 8 9extern int phys_mapping(unsigned long phys, unsigned long long *offset_out); 10 11extern unsigned long uml_physmem; 12static inline unsigned long to_phys(void *virt) 13{ 14 return(((unsigned long) virt) - uml_physmem); 15} 16 17static inline void *to_virt(unsigned long phys) 18{ 19 return((void *) uml_physmem + phys); 20} 21 22#endif 23