arch/x86/xen/p2m.h

   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
  12 extern unsigned long __init set_phys_range_identity(unsigned long pfn_s,
  13                                       unsigned long pfn_e);
  14
  15 #endif  /* _XEN_P2M_H */