1#ifndef _XEN_P2M_H
2#define _XEN_P2M_H
3
4#define P2M_PER_PAGE        (PAGE_SIZE / sizeof(unsigned long))
5#define P2M_MID_PER_PAGE    (PAGE_SIZE / sizeof(unsigned long *))
6#define P2M_TOP_PER_PAGE    (PAGE_SIZE / sizeof(unsigned long **))
7
8#define MAX_P2M_PFN         (P2M_TOP_PER_PAGE * P2M_MID_PER_PAGE * P2M_PER_PAGE)
9
10#define MAX_REMAP_RANGES    10
11
12extern unsigned long __init set_phys_range_identity(unsigned long pfn_s,
13                                      unsigned long pfn_e);
14
15#endif  /* _XEN_P2M_H */
16