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 */ 25