1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __ASM_SH_PGTABLE_2LEVEL_H
 3#define __ASM_SH_PGTABLE_2LEVEL_H
 4
 5#define __ARCH_USE_5LEVEL_HACK
 6#include <asm-generic/pgtable-nopmd.h>
 7
 8/*
 9 * traditional two-level paging structure
10 */
11#define PAGETABLE_LEVELS	2
12
13/* PTE bits */
14#define PTE_MAGNITUDE		2	/* 32-bit PTEs */
15
16#define PTE_SHIFT		PAGE_SHIFT
17#define PTE_BITS		(PTE_SHIFT - PTE_MAGNITUDE)
18
19/* PGD bits */
20#define PGDIR_SHIFT		(PTE_SHIFT + PTE_BITS)
21
22#define PTRS_PER_PGD		(PAGE_SIZE / (1 << PTE_MAGNITUDE))
23#define USER_PTRS_PER_PGD	(TASK_SIZE/PGDIR_SIZE)
24
25#endif /* __ASM_SH_PGTABLE_2LEVEL_H */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __ASM_SH_PGTABLE_2LEVEL_H
 3#define __ASM_SH_PGTABLE_2LEVEL_H
 4
 
 5#include <asm-generic/pgtable-nopmd.h>
 6
 7/*
 8 * traditional two-level paging structure
 9 */
10#define PAGETABLE_LEVELS	2
11
12/* PTE bits */
13#define PTE_MAGNITUDE		2	/* 32-bit PTEs */
14
15#define PTE_SHIFT		PAGE_SHIFT
16#define PTE_BITS		(PTE_SHIFT - PTE_MAGNITUDE)
17
18/* PGD bits */
19#define PGDIR_SHIFT		(PTE_SHIFT + PTE_BITS)
20
21#define PTRS_PER_PGD		(PAGE_SIZE / (1 << PTE_MAGNITUDE))
22#define USER_PTRS_PER_PGD	(TASK_SIZE/PGDIR_SIZE)
23
24#endif /* __ASM_SH_PGTABLE_2LEVEL_H */