1#ifndef __ASM_SH_PGTABLE_2LEVEL_H
2#define __ASM_SH_PGTABLE_2LEVEL_H
3
4#include <asm-generic/pgtable-nopmd.h>
5
6/*
7 * traditional two-level paging structure
8 */
9#define PAGETABLE_LEVELS	2
10
11/* PTE bits */
12#define PTE_MAGNITUDE		2	/* 32-bit PTEs */
13
14#define PTE_SHIFT		PAGE_SHIFT
15#define PTE_BITS		(PTE_SHIFT - PTE_MAGNITUDE)
16
17/* PGD bits */
18#define PGDIR_SHIFT		(PTE_SHIFT + PTE_BITS)
19
20#define PTRS_PER_PGD		(PAGE_SIZE / (1 << PTE_MAGNITUDE))
21#define USER_PTRS_PER_PGD	(TASK_SIZE/PGDIR_SIZE)
22
23#endif /* __ASM_SH_PGTABLE_2LEVEL_H */
24