mem.h (976e3645923bdd2fe7893aae33fd7a21098bfb28) mem.h (097da1a44d1aef15739214fecf8f4c63792bb665)
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
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;
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
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)
12static inline unsigned long uml_to_phys(void *virt)
13{
14 return(((unsigned long) virt) - uml_physmem);
15}
16
13{
14 return(((unsigned long) virt) - uml_physmem);
15}
16
17static inline void *to_virt(unsigned long phys)
17static inline void *uml_to_virt(unsigned long phys)
18{
19 return((void *) uml_physmem + phys);
20}
21
22#endif
18{
19 return((void *) uml_physmem + phys);
20}
21
22#endif