| /* | |
| * Copyright (C) 2002, 2003 Jeff Dike (jdike@addtoit.com) | |
| * Licensed under the GPL | |
| */ | |
| #ifndef __MEM_H__ | |
| #define __MEM_H__ | |
| #include "linux/types.h" | |
| extern int phys_mapping(unsigned long phys, __u64 *offset_out); | |
| extern int physmem_subst_mapping(void *virt, int fd, __u64 offset, int w); | |
| extern int is_remapped(void *virt); | |
| extern int physmem_remove_mapping(void *virt); | |
| extern void physmem_forget_descriptor(int fd); | |
| extern unsigned long uml_physmem; | |
| static inline unsigned long to_phys(void *virt) | |
| { | |
| return(((unsigned long) virt) - uml_physmem); | |
| } | |
| static inline void *to_virt(unsigned long phys) | |
| { | |
| return((void *) uml_physmem + phys); | |
| } | |
| #endif | |
| /* | |
| * Overrides for Emacs so that we follow Linus's tabbing style. | |
| * Emacs will notice this stuff at the end of the file and automatically | |
| * adjust the settings for this buffer only. This must remain at the end | |
| * of the file. | |
| * --------------------------------------------------------------------------- | |
| * Local variables: | |
| * c-file-style: "linux" | |
| * End: | |
| */ |