diff options
| -rw-r--r-- | i386/intel/pmap.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/i386/intel/pmap.h b/i386/intel/pmap.h index 4c852543..d6224d87 100644 --- a/i386/intel/pmap.h +++ b/i386/intel/pmap.h @@ -79,10 +79,11 @@ typedef phys_addr_t pt_entry_t; #ifdef __x86_64__ /* Enough for 8GiB addressing space. */ #define PDPNUM 8 /* number of page directory pointers */ +#define PDPMASK 0x1ff /* mask for page directory pointer index */ #else #define PDPNUM 4 /* number of page directory pointers */ +#define PDPMASK 3 /* mask for page directory pointer index */ #endif -#define PDPMASK 0x1ff /* mask for page directory pointer index */ #define PDESHIFT 21 /* page descriptor shift */ #define PDEMASK 0x1ff /* mask for page descriptor index */ #define PTESHIFT 12 /* page table shift */ |