1 #ifndef _ASM_X86_PGTABLE_2LEVEL_DEFS_H
2 #define _ASM_X86_PGTABLE_2LEVEL_DEFS_H
3 
4 #ifndef __ASSEMBLY__
5 #include <linux/types.h>
6 
7 typedef unsigned long	pteval_t;
8 typedef unsigned long	pmdval_t;
9 typedef unsigned long	pudval_t;
10 typedef unsigned long	p4dval_t;
11 typedef unsigned long	pgdval_t;
12 typedef unsigned long	pgprotval_t;
13 
14 typedef union {
15 	pteval_t pte;
16 	pteval_t pte_low;
17 } pte_t;
18 #endif	/* !__ASSEMBLY__ */
19 
20 #define SHARED_KERNEL_PMD	0
21 
22 /*
23  * traditional i386 two-level paging structure:
24  */
25 
26 #define PGDIR_SHIFT	22
27 #define PTRS_PER_PGD	1024
28 
29 
30 /*
31  * the i386 is two-level, so we don't really have any
32  * PMD directory physically.
33  */
34 
35 #define PTRS_PER_PTE	1024
36 
37 #endif /* _ASM_X86_PGTABLE_2LEVEL_DEFS_H */
38