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